diff --git a/packages/php-wasm/compile/php/Dockerfile b/packages/php-wasm/compile/php/Dockerfile index d0e634c560..c4f0629091 100644 --- a/packages/php-wasm/compile/php/Dockerfile +++ b/packages/php-wasm/compile/php/Dockerfile @@ -455,19 +455,9 @@ RUN /root/replace.sh 's/ret = read/ret = wasm_read/g' /root/php-src/main/streams # to an unused identifier "php_exec_old", and then we mark php_exec as extern. RUN /root/replace.sh 's/PHPAPI int php_exec(.+)$/PHPAPI extern int php_exec\1; int php_exec_old\1/g' /root/php-src/ext/standard/exec.c -# Provide a custom implementation of the VCWD_POPEN() function that handles spawning -# the process inside PHP_FUNCTION(popen). -RUN /root/replace.sh 's/#define VCWD_POPEN.+/#define VCWD_POPEN(command, type) wasm_popen(command,type)/g' /root/php-src/Zend/zend_virtual_cwd.h -RUN echo 'extern FILE *wasm_popen(const char *cmd, const char *mode);' >> /root/php-src/Zend/zend_virtual_cwd.h - -# Patch mail.c for Emscripten compatibility: -# 1. Use VCWD_POPEN (routed through wasm_popen) instead of raw popen(), -# so that PHP's mail() function goes through our JS spawn handler. -# 2. Use wasm_pclose() instead of pclose() so we wait for the spawned -# process to finish and get a correct exit code. Libc's pclose() doesn't -# work with FILE handles created by wasm_popen (fdopen). -RUN sed -i '1i #include \nextern int wasm_pclose(FILE *fp);' /root/php-src/ext/standard/mail.c -RUN perl -pi.bak -e 's/\bpopen\s*\(\s*sendmail_cmd\s*,/VCWD_POPEN(sendmail_cmd,/g; s/\bpclose\s*\(\s*sendmail\s*\)/wasm_pclose(sendmail)/g' /root/php-src/ext/standard/mail.c +# popen() and pclose() are redirected to wasm_popen/wasm_pclose at link +# time via -Wl,--wrap=popen and -Wl,--wrap=pclose (see linker flags below). +# This covers all call sites including PHP's popen() function and mail(). # Provide a custom implementation of the shutdown() function. RUN perl -pi.bak -e $'s/(\s+)shutdown\(/$1 wasm_shutdown(/g' /root/php-src/sapi/cli/php_cli_server.c @@ -1676,6 +1666,8 @@ RUN export ASYNCIFY_IMPORTS=$'[\n\ "wasm_php_stream_read",\ "wasm_pclose",\ "wasm_popen",\ +"__wrap_pclose",\ +"__wrap_popen",\ "wasm_read",\ "wasm_sapi_handle_request",\ "wasm_sapi_request_shutdown",\ @@ -2040,6 +2032,7 @@ RUN export ASYNCIFY_IMPORTS=$'[\n\ "zif_phar_file_get_contents",\ "zif_phar_fopen",\ "zif_mail",\ +"zif_pclose",\ "zif_popen",\ "zif_post_message_to_js",\ "zif_preg_replace_callback",\ @@ -2246,7 +2239,7 @@ RUN set -euxo pipefail; \ source /root/emsdk/emsdk_env.sh; \ if [ "$WITH_JSPI" = "yes" ]; then \ # Both imports and exports are required for inter-module communication with wrapped methods, e.g., wasm_recv. - export ASYNCIFY_FLAGS=" -s ASYNCIFY=2 -sSUPPORT_LONGJMP=wasm -fwasm-exceptions -sJSPI_IMPORTS=js_open_process,js_fd_read,js_waitpid,js_process_status,js_create_input_device,wasm_setsockopt,wasm_shutdown,wasm_close,wasm_recv,wasm_connect,__syscall_fcntl64,js_flock,js_release_file_locks,js_waitpid -sJSPI_EXPORTS=php_wasm_init,wasm_sleep,wasm_read,emscripten_sleep,wasm_sapi_handle_request,wasm_sapi_request_shutdown,wasm_poll_socket,wrap_select,__wrap_select,select,php_pollfd_for,fflush,wasm_popen,wasm_pclose,wasm_read,wasm_php_exec,run_cli,wasm_recv,wasm_connect,__wasm_call_ctors,__errno_location,__funcs_on_exit -s EXPORTED_RUNTIME_METHODS=HEAPU32,HEAPU8,ccall,PROXYFS,wasmExports "; \ + export ASYNCIFY_FLAGS=" -s ASYNCIFY=2 -sSUPPORT_LONGJMP=wasm -fwasm-exceptions -sJSPI_IMPORTS=js_open_process,js_fd_read,js_waitpid,js_process_status,js_create_input_device,wasm_setsockopt,wasm_shutdown,wasm_close,wasm_recv,wasm_connect,__syscall_fcntl64,js_flock,js_release_file_locks,js_waitpid -sJSPI_EXPORTS=php_wasm_init,wasm_sleep,wasm_read,emscripten_sleep,wasm_sapi_handle_request,wasm_sapi_request_shutdown,wasm_poll_socket,wrap_select,__wrap_select,select,php_pollfd_for,fflush,wasm_popen,wasm_pclose,__wrap_popen,__wrap_pclose,wasm_read,wasm_php_exec,run_cli,wasm_recv,wasm_connect,__wasm_call_ctors,__errno_location,__funcs_on_exit -s EXPORTED_RUNTIME_METHODS=HEAPU32,HEAPU8,ccall,PROXYFS,wasmExports "; \ echo '#define PLAYGROUND_JSPI 1' > /root/php_wasm_asyncify.h; \ else \ export ASYNCIFY_FLAGS=" -s ASYNCIFY=1 -s ASYNCIFY_IGNORE_INDIRECT=1 -s EXPORTED_RUNTIME_METHODS=HEAPU32,HEAPU8,ccall,PROXYFS,wasmExports,UTF8ToString,lengthBytesUTF8,stringToUTF8 $(cat /root/.emcc-php-asyncify-flags) "; \ @@ -2302,6 +2295,8 @@ RUN set -euxo pipefail; \ -Wl,@/root/.wasm-exports \ -Wl,--wrap=usleep \ -Wl,--wrap=select \ + -Wl,--wrap=popen \ + -Wl,--wrap=pclose \ /root/lib/libphp.a \ /root/proc_open.c \ /root/php_wasm.c \ diff --git a/packages/php-wasm/compile/php/php_wasm.c b/packages/php-wasm/compile/php/php_wasm.c index 829e628f1a..eb8577d378 100644 --- a/packages/php-wasm/compile/php/php_wasm.c +++ b/packages/php-wasm/compile/php/php_wasm.c @@ -427,12 +427,9 @@ EM_JS(__wasi_errno_t, js_fd_read, (__wasi_fd_t fd, const __wasi_iovec_t *iov, si }); extern int __wasi_syscall_ret(__wasi_errno_t code); -// Exit code of the last exited child process call. -int wasm_pclose_ret = -1; - -// PID of the last process spawned by wasm_popen("w"). -// Used by wasm_pclose to wait for the process to finish. -static int wasm_popen_last_pid = -1; +extern void js_popen_set_pid_for_fd(int fd, int pid); +extern int js_popen_get_pid_for_fd(int fd); +extern void js_popen_clear_pid_for_fd(int fd); /** * Passes a message to the JavaScript module and writes the response @@ -505,7 +502,6 @@ EMSCRIPTEN_KEEPALIVE FILE *wasm_popen(const char *cmd, const char *mode) char *file_path = js_popen_to_file(cmd, mode, &last_exit_code); fp = fopen(file_path, mode); FG(pclose_ret) = last_exit_code; - wasm_pclose_ret = last_exit_code; } else if (*mode == 'w') { @@ -548,7 +544,7 @@ EMSCRIPTEN_KEEPALIVE FILE *wasm_popen(const char *cmd, const char *mode) descv[1] = stdout; descv[2] = stderr; - wasm_popen_last_pid = js_open_process( + int pid = js_open_process( cmd, NULL, 0, @@ -559,6 +555,7 @@ EMSCRIPTEN_KEEPALIVE FILE *wasm_popen(const char *cmd, const char *mode) 0, 0 ); + js_popen_set_pid_for_fd(fileno(fp), pid); efree(stdin); efree(stdout); @@ -579,29 +576,41 @@ EMSCRIPTEN_KEEPALIVE FILE *wasm_popen(const char *cmd, const char *mode) /** * Close a FILE* created by wasm_popen and wait for the spawned process * to exit. Returns the process exit code, or -1 on error. - * - * @TODO wasm_popen_last_pid and wasm_pclose_ret are single globals, - * so concurrent writable popen() calls will clobber each other's - * PID and exit code. Safe today because mail() is the only caller - * and it does a strict open-write-close sequence, but a proper fix - * would stash both in a table keyed by fd. */ extern int js_waitpid(int pid, int *exitcode); EMSCRIPTEN_KEEPALIVE int wasm_pclose(FILE *fp) { - int pid = wasm_popen_last_pid; + int pid = js_popen_get_pid_for_fd(fileno(fp)); + js_popen_clear_pid_for_fd(fileno(fp)); fclose(fp); if (pid < 0) { return -1; } int wstatus = 0; js_waitpid(pid, &wstatus); - wasm_pclose_ret = wstatus; FG(pclose_ret) = wstatus; return wstatus; } +/** + * Linker-level wrappers so every call to popen()/pclose() in the + * compiled C code is redirected here via -Wl,--wrap=popen/pclose. + */ +FILE *__wrap_popen(const char *cmd, const char *mode) +{ + return wasm_popen(cmd, mode); +} + +extern int __real_pclose(FILE *fp); +int __wrap_pclose(FILE *fp) +{ + if (js_popen_get_pid_for_fd(fileno(fp)) >= 0) { + return wasm_pclose(fp); + } + return __real_pclose(fp); +} + /** * Ship php_exec, the function powering the following PHP * functions: @@ -767,7 +776,7 @@ EMSCRIPTEN_KEEPALIVE int wasm_php_exec(int type, const char *cmd, zval *array, z pclose_return = php_stream_close(stream); if (pclose_return == -1) { - pclose_return = wasm_pclose_ret; + pclose_return = FG(pclose_ret); } efree(buf); diff --git a/packages/php-wasm/compile/php/phpwasm-emscripten-library.js b/packages/php-wasm/compile/php/phpwasm-emscripten-library.js index 186b9297b3..ac0c2bb34f 100644 --- a/packages/php-wasm/compile/php/phpwasm-emscripten-library.js +++ b/packages/php-wasm/compile/php/phpwasm-emscripten-library.js @@ -950,6 +950,30 @@ const LibraryExample = { }); }, + js_popen_set_pid_for_fd: function (fd, pid) { + if (PHPWASM.processTable[pid]) { + PHPWASM.processTable[pid].fd = fd; + } + }, + + js_popen_get_pid_for_fd: function (fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + return PHPWASM.processTable[pid].pid; + } + } + return -1; + }, + + js_popen_clear_pid_for_fd: function (fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + delete PHPWASM.processTable[pid].fd; + return; + } + } + }, + /** * Shims unix shutdown(2) functionality for asynchronous: * https://man7.org/linux/man-pages/man2/shutdown.2.html diff --git a/packages/php-wasm/node-builds/8-4/asyncify/8_4_20/php_8_4.wasm b/packages/php-wasm/node-builds/8-4/asyncify/8_4_20/php_8_4.wasm index 27a53d4149..be5f31122c 100755 Binary files a/packages/php-wasm/node-builds/8-4/asyncify/8_4_20/php_8_4.wasm and b/packages/php-wasm/node-builds/8-4/asyncify/8_4_20/php_8_4.wasm differ diff --git a/packages/php-wasm/node-builds/8-4/asyncify/php_8_4.js b/packages/php-wasm/node-builds/8-4/asyncify/php_8_4.js index f201e4e4fd..7b88d93306 100644 --- a/packages/php-wasm/node-builds/8-4/asyncify/php_8_4.js +++ b/packages/php-wasm/node-builds/8-4/asyncify/php_8_4.js @@ -14,8784 +14,9770 @@ const currentDirPath = ? __dirname : path.dirname(fileURLToPath(import.meta.url)); const dependencyFilename = path.join(currentDirPath, '8_4_20', 'php_8_4.wasm'); -export { dependencyFilename }; -export const dependenciesTotalSize = 25390764; +export { dependencyFilename }; +export const dependenciesTotalSize = 25391603; const phpVersionString = '8.4.20'; export function init(RuntimeName, PHPLoader) { - // The rest of the code comes from the built php.js file and esm-suffix.js -// include: shell.js -// include: minimum_runtime_check.js -// end include: minimum_runtime_check.js -// The Module object: Our interface to the outside world. We import -// and export values on it. There are various ways Module can be used: -// 1. Not defined. We create it here -// 2. A function parameter, function(moduleArg) => Promise -// 3. pre-run appended it, var Module = {}; ..generated code.. -// 4. External script tag defines var Module. -// We need to check if Module already exists (e.g. case 3 above). -// Substitution will be replaced with actual code on later stage of the build, -// this way Closure Compiler will not mangle it (e.g. case 4. above). -// Note that if you want to run closure, and also to use Module -// after the generated code, you will need to define var Module = {}; -// before the code. Then that object will be used in the code, and you -// can continue to use Module afterwards as well. -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -// --pre-jses are emitted after the Module integration code, so that they can -// refer to Module (if they choose; they can also define Module) -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var _scriptName; - -if (typeof __filename != "undefined") { - // Node - _scriptName = __filename; -} else /*no-op*/ {} - -// `/` should be present at the end if `scriptDirectory` is not empty -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // include: minimum_runtime_check.js + // end include: minimum_runtime_check.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + var _scriptName; + + if (typeof __filename != 'undefined') { + // Node + _scriptName = __filename; + } else /*no-op*/ { + } + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } -// Hooks that are implemented differently in different runtime environments. -var readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - // These modules will usually be used on Node.js. Load them eagerly to avoid - // the complexity of lazy-loading. - var fs = require("fs"); - scriptDirectory = currentDirPath + "/"; - // include: node_shell_read.js - readBinary = filename => { - // We need to re-wrap `file://` strings to URLs. - filename = isFileURI(filename) ? new URL(filename) : filename; - var ret = fs.readFileSync(filename); - return ret; - }; - readAsync = async (filename, binary = true) => { - // See the comment in the `readBinary` function. - filename = isFileURI(filename) ? new URL(filename) : filename; - var ret = fs.readFileSync(filename, binary ? undefined : "utf8"); - return ret; - }; - // end include: node_shell_read.js - if (process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - // MODULARIZE will export the module in the proper place outside, we don't need to export here - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else // Note that this includes Node.js workers when relevant (pthreads is enabled). -// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and -// ENVIRONMENT_IS_NODE. -{} - -var out = console.log.bind(console); - -var err = console.error.bind(console); - -// end include: shell.js -// include: preamble.js -// === Preamble library stuff === -// Documentation for the public APIs defined in this file must be updated in: -// site/source/docs/api_reference/preamble.js.rst -// A prebuilt local version of the documentation is available at: -// site/build/text/docs/api_reference/preamble.js.txt -// You can also build docs locally as HTML or other formats in site/ -// An online HTML version (which may be of a different version of Emscripten) -// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html -var dynamicLibraries = []; - -var wasmBinary; - -// Wasm globals -//======================================== -// Runtime essentials -//======================================== -// whether we are quitting the application. no code should run after this. -// set in exit() and abort() -var ABORT = false; - -// set by exit() and abort(). Passed to 'onExit' handler. -// NOTE: This is also used as the process return code code in shell environments -// but only when noExitRuntime is false. -var EXITSTATUS; - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -// include: runtime_common.js -// include: runtime_stack_check.js -// end include: runtime_stack_check.js -// include: runtime_exceptions.js -// end include: runtime_exceptions.js -// include: runtime_debug.js -// end include: runtime_debug.js -// Memory management -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -// BigInt64Array type is not correctly defined in closure -var /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + scriptDirectory = currentDirPath + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + // MODULARIZE will export the module in the proper place outside, we don't need to export here + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } else // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + { + } + + var out = console.log.bind(console); + + var err = console.error.bind(console); + + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var dynamicLibraries = []; + + var wasmBinary; + + // Wasm globals + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // include: runtime_common.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + // include: runtime_debug.js + // end include: runtime_debug.js + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // BigInt64Array type is not correctly defined in closure + var /** not-@type {!BigInt64Array} */ HEAP64, + /* BigUint64Array type is not correctly defined in closure /** not-@type {!BigUint64Array} */ HEAPU64; -var runtimeInitialized = false; - -var runtimeExited = false; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - HEAP8 = new Int8Array(b); - HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - HEAPU16 = new Uint16Array(b); - HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - HEAPF32 = new Float32Array(b); - HEAPF64 = new Float64Array(b); - HEAP64 = new BigInt64Array(b); - HEAPU64 = new BigUint64Array(b); -} + var runtimeInitialized = false; + + var runtimeExited = false; + + function updateMemoryViews() { + var b = wasmMemory.buffer; + HEAP8 = new Int8Array(b); + HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + HEAPU16 = new Uint16Array(b); + HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + HEAPF32 = new Float32Array(b); + HEAPF64 = new Float64Array(b); + HEAP64 = new BigInt64Array(b); + HEAPU64 = new BigUint64Array(b); + } -// include: memoryprofiler.js -// end include: memoryprofiler.js -// end include: runtime_common.js -var __RELOC_FUNCS__ = []; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - // Begin ATPRERUNS hooks - callRuntimeCallbacks(onPreRuns); -} + // include: memoryprofiler.js + // end include: memoryprofiler.js + // end include: runtime_common.js + var __RELOC_FUNCS__ = []; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + // Begin ATPRERUNS hooks + callRuntimeCallbacks(onPreRuns); + } -function initRuntime() { - runtimeInitialized = true; - callRuntimeCallbacks(__RELOC_FUNCS__); - // Begin ATINITS hooks - callRuntimeCallbacks(onInits); - if (!Module["noFSInit"] && !FS.initialized) FS.init(); - TTY.init(); - SOCKFS.root = FS.mount(SOCKFS, {}, null); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - // End ATINITS hooks - wasmExports["__wasm_call_ctors"](); - // Begin ATPOSTCTORS hooks - callRuntimeCallbacks(onPostCtors); - FS.ignorePermissions = false; -} + function initRuntime() { + runtimeInitialized = true; + callRuntimeCallbacks(__RELOC_FUNCS__); + // Begin ATINITS hooks + callRuntimeCallbacks(onInits); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + TTY.init(); + SOCKFS.root = FS.mount(SOCKFS, {}, null); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + // End ATINITS hooks + wasmExports['__wasm_call_ctors'](); + // Begin ATPOSTCTORS hooks + callRuntimeCallbacks(onPostCtors); + FS.ignorePermissions = false; + } -function preMain() {} - -function exitRuntime() { - // PThreads reuse the runtime from the main thread. - ___funcs_on_exit(); - // Native atexit() functions - // Begin ATEXITS hooks - FS.quit(); - TTY.shutdown(); - // End ATEXITS hooks - runtimeExited = true; -} + function preMain() {} + + function exitRuntime() { + // PThreads reuse the runtime from the main thread. + ___funcs_on_exit(); + // Native atexit() functions + // Begin ATEXITS hooks + FS.quit(); + TTY.shutdown(); + // End ATEXITS hooks + runtimeExited = true; + } -function postRun() { - // PThreads reuse the runtime from the main thread. - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - // Begin ATPOSTRUNS hooks - callRuntimeCallbacks(onPostRuns); -} + function postRun() { + // PThreads reuse the runtime from the main thread. + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + // Begin ATPOSTRUNS hooks + callRuntimeCallbacks(onPostRuns); + } -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - // TODO(sbc): Should we remove printing and leave it up to whoever - // catches the exception? - err(what); - ABORT = true; - what += ". Build with -sASSERTIONS for more info."; - // Use a wasm runtime error, because a JS error might be seen as a foreign - // exception, which means we'd run destructors on it. We need the error to - // simply make the program stop. - // FIXME This approach does not work in Wasm EH because it currently does not assume - // all RuntimeErrors are from traps; it decides whether a RuntimeError is from - // a trap or not based on a hidden field within the object. So at the moment - // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that - // allows this in the wasm spec. - // Suppress closure compiler warning here. Closure compiler's builtin extern - // definition for WebAssembly.RuntimeError claims it takes no arguments even - // though it can. - // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - // Throw the error whether or not MODULARIZE is set because abort is used - // in code paths apart from instantiation where an exception is expected - // to be thrown when abort is called. - throw e; -} + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } -var wasmBinaryFile; + var wasmBinaryFile; -function findWasmBinary() { - return locateFile(dependencyFilename); -} + function findWasmBinary() { + return locateFile(dependencyFilename); + } -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - // Throwing a plain string here, even though it not normally adviables since - // this gets turning into an `abort` in instantiateArrayBuffer. - throw "both async and sync fetching of the wasm failed"; -} + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + // Throwing a plain string here, even though it not normally adviables since + // this gets turning into an `abort` in instantiateArrayBuffer. + throw 'both async and sync fetching of the wasm failed'; + } -async function getWasmBinary(binaryFile) { - // If we don't have the binary yet, load it asynchronously using readAsync. - if (!wasmBinary) { - // Fetch the binary using readAsync - try { - var response = await readAsync(binaryFile); - return new Uint8Array(response); - } catch {} - } - // Otherwise, getBinarySync should be able to get it synchronously - return getBinarySync(binaryFile); -} + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } -async function instantiateArrayBuffer(binaryFile, imports) { - try { - var binary = await getWasmBinary(binaryFile); - var instance = await WebAssembly.instantiate(binary, imports); - return instance; - } catch (reason) { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - } -} + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } -async function instantiateAsync(binary, binaryFile, imports) { - if (!binary && !ENVIRONMENT_IS_NODE) { - try { - var response = fetch(binaryFile, { - credentials: "same-origin" - }); - var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); - return instantiationResult; - } catch (reason) { - // We expect the most common failure cause to be a bad MIME type for the binary, - // in which case falling back to ArrayBuffer instantiation should work. - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - } - } - return instantiateArrayBuffer(binaryFile, imports); -} + async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && !ENVIRONMENT_IS_NODE) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } -function getWasmImports() { - // prepare imports - var imports = { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports, - "GOT.mem": new Proxy(wasmImports, GOTHandler), - "GOT.func": new Proxy(wasmImports, GOTHandler) - }; - return imports; -} + function getWasmImports() { + // prepare imports + var imports = { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + 'GOT.mem': new Proxy(wasmImports, GOTHandler), + 'GOT.func': new Proxy(wasmImports, GOTHandler), + }; + return imports; + } -// Create the wasm instance. -// Receives the wasm imports, returns the exports. -async function createWasm() { - // Load the wasm module and create an instance of using native support in the JS engine. - // handle a generated wasm instance, receiving its exports and - // performing other necessary setup - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - // No relocation needed here.. but calling this just so that updateGOT is - // called. - var origExports = wasmExports = relocateExports(wasmExports); - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - mergeLibSymbols(wasmExports, "main"); - var metadata = getDylinkMetadata(module); - if (metadata.neededDynlibs) { - dynamicLibraries = metadata.neededDynlibs.concat(dynamicLibraries); - } - assignWasmExports(wasmExports); - updateGOT(origExports); - Module["wasmExports"] = wasmExports; - LDSO.init(); - loadDylibs(); - updateMemoryViews(); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - // Prefer streaming instantiation if available. - function receiveInstantiationResult(result) { - // 'result' is a ResultObject object which has both the module and instance. - // receiveInstance() will swap in the exports (to Module.asm) so they can be called - return receiveInstance(result["instance"], result["module"]); - } - var info = getWasmImports(); - // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback - // to manually instantiate the Wasm module themselves. This allows pages to - // run the instantiation parallel to any other async startup actions they are - // performing. - // Also pthreads and wasm workers initialize the wasm instance through this - // path. - if (Module["instantiateWasm"]) { - return new Promise((resolve, reject) => { - Module["instantiateWasm"](info, (inst, mod) => { - resolve(receiveInstance(inst, mod)); - }); - }); - } - wasmBinaryFile ??= findWasmBinary(); - var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); - var exports = receiveInstantiationResult(result); - return exports; -} + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + // No relocation needed here.. but calling this just so that updateGOT is + // called. + var origExports = (wasmExports = relocateExports(wasmExports)); + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + mergeLibSymbols(wasmExports, 'main'); + var metadata = getDylinkMetadata(module); + if (metadata.neededDynlibs) { + dynamicLibraries = + metadata.neededDynlibs.concat(dynamicLibraries); + } + assignWasmExports(wasmExports); + updateGOT(origExports); + Module['wasmExports'] = wasmExports; + LDSO.init(); + loadDylibs(); + updateMemoryViews(); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + return receiveInstance(result['instance'], result['module']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + return new Promise((resolve, reject) => { + Module['instantiateWasm'](info, (inst, mod) => { + resolve(receiveInstance(inst, mod)); + }); + }); + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; + } -// With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in -// wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then -// wraps these stub functions and we can't then replace them directly. Instead -// the stub functions call into `asyncifyStubs` which gets populated by the -// dynamic linker as symbols are loaded. -var asyncifyStubs = {}; - -// end include: preamble.js -// Begin JS library code -class ExitStatus { - name="ExitStatus"; - constructor(status) { - this.message = `Program terminated with exit(${status})`; - this.status = status; - } -} -ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = 'ExitStatus'; - this.message = 'Program terminated with exit(' + status + ')'; - this.status = status; - } -}; - -var GOT = {}; - -var currentModuleWeakSymbols = new Set([]); - -var GOTHandler = { - get(obj, symName) { - var rtn = GOT[symName]; - if (!rtn) { - rtn = GOT[symName] = new WebAssembly.Global({ - "value": "i32", - "mutable": true - }, -1); - } - if (!currentModuleWeakSymbols.has(symName)) { - // Any non-weak reference to a symbol marks it as `required`, which - // enabled `reportUndefinedSymbols` to report undefined symbol errors - // correctly. - rtn.required = true; - } - return rtn; - } -}; - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - // Pass the module as the first argument. - callbacks.shift()(Module); - } -}; - -var onPostRuns = []; - -var addOnPostRun = cb => onPostRuns.push(cb); - -var onPreRuns = []; - -var addOnPreRun = cb => onPreRuns.push(cb); - -var runDependencies = 0; - -var dependenciesFulfilled = null; - -var removeRunDependency = id => { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -}; - -var addRunDependency = id => { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -}; - -var dynCalls = {}; - -var dynCallLegacy = (sig, ptr, args) => { - sig = sig.replace(/p/g, "i"); - var f = dynCalls[sig]; - return f(ptr, ...args); -}; - -var dynCall = (sig, ptr, args = [], promising = false) => { - var rtn = dynCallLegacy(sig, ptr, args); - function convert(rtn) { - return rtn; - } - return convert(rtn); -}; - -var UTF8Decoder = globalThis.TextDecoder && new TextDecoder; - -var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { - var maxIdx = idx + maxBytesToRead; - if (ignoreNul) return maxIdx; - // TextDecoder needs to know the byte length in advance, it doesn't stop on - // null terminator by itself. - // As a tiny code save trick, compare idx against maxIdx using a negation, - // so that maxBytesToRead=undefined/NaN means Infinity. - while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; - return idx; -}; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number=} idx - * @param {number=} maxBytesToRead - * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { - var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); - // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - // For UTF8 byte structure, see: - // http://en.wikipedia.org/wiki/UTF-8#Description - // https://www.ietf.org/rfc/rfc2279.txt - // https://tools.ietf.org/html/rfc3629 - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -var getDylinkMetadata = binary => { - var offset = 0; - var end = 0; - function getU8() { - return binary[offset++]; - } - function getLEB() { - var ret = 0; - var mul = 1; - while (1) { - var byte = binary[offset++]; - ret += ((byte & 127) * mul); - mul *= 128; - if (!(byte & 128)) break; - } - return ret; - } - function getString() { - var len = getLEB(); - offset += len; - return UTF8ArrayToString(binary, offset - len, len); - } - function getStringList() { - var count = getLEB(); - var rtn = []; - while (count--) rtn.push(getString()); - return rtn; - } - /** @param {string=} message */ function failIf(condition, message) { - if (condition) throw new Error(message); - } - if (binary instanceof WebAssembly.Module) { - var dylinkSection = WebAssembly.Module.customSections(binary, "dylink.0"); - failIf(dylinkSection.length === 0, "need dylink section"); - binary = new Uint8Array(dylinkSection[0]); - end = binary.length; - } else { - var int32View = new Uint32Array(new Uint8Array(binary.subarray(0, 24)).buffer); - var magicNumberFound = int32View[0] == 1836278016; - failIf(!magicNumberFound, "need to see wasm magic number"); - // \0asm - // we should see the dylink custom section right after the magic number and wasm version - failIf(binary[8] !== 0, "need the dylink section to be first"); - offset = 9; - var section_size = getLEB(); - //section size - end = offset + section_size; - var name = getString(); - failIf(name !== "dylink.0"); - } - var customSection = { - neededDynlibs: [], - tlsExports: new Set, - weakImports: new Set, - runtimePaths: [] - }; - var WASM_DYLINK_MEM_INFO = 1; - var WASM_DYLINK_NEEDED = 2; - var WASM_DYLINK_EXPORT_INFO = 3; - var WASM_DYLINK_IMPORT_INFO = 4; - var WASM_DYLINK_RUNTIME_PATH = 5; - var WASM_SYMBOL_TLS = 256; - var WASM_SYMBOL_BINDING_MASK = 3; - var WASM_SYMBOL_BINDING_WEAK = 1; - while (offset < end) { - var subsectionType = getU8(); - var subsectionSize = getLEB(); - if (subsectionType === WASM_DYLINK_MEM_INFO) { - customSection.memorySize = getLEB(); - customSection.memoryAlign = getLEB(); - customSection.tableSize = getLEB(); - customSection.tableAlign = getLEB(); - } else if (subsectionType === WASM_DYLINK_NEEDED) { - customSection.neededDynlibs = getStringList(); - } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { - var count = getLEB(); - while (count--) { - var symname = getString(); - var flags = getLEB(); - if (flags & WASM_SYMBOL_TLS) { - customSection.tlsExports.add(symname); - } - } - } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { - var count = getLEB(); - while (count--) { - var modname = getString(); - var symname = getString(); - var flags = getLEB(); - if ((flags & WASM_SYMBOL_BINDING_MASK) == WASM_SYMBOL_BINDING_WEAK) { - customSection.weakImports.add(symname); - } - } - } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { - customSection.runtimePaths = getStringList(); - } else { - // unknown subsection - offset += subsectionSize; - } - } - return customSection; -}; - -var newDSO = (name, handle, syms) => { - var dso = { - refcount: Infinity, - name, - exports: syms, - global: true - }; - LDSO.loadedLibsByName[name] = dso; - if (handle != undefined) { - LDSO.loadedLibsByHandle[handle] = dso; - } - return dso; -}; - -var LDSO = { - loadedLibsByName: {}, - loadedLibsByHandle: {}, - init() { - newDSO("__main__", 0, wasmImports); - } -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var getMemory = size => { - // After the runtime is initialized, we must only use sbrk() normally. - if (runtimeInitialized) { - // Currently we don't support freeing of static data when modules are - // unloaded via dlclose. This function is tagged as `noleakcheck` to - // avoid having this reported as leak. - return _calloc(size, 1); - } - var ret = ___heap_base; - // Keep __heap_base stack aligned. - var end = ret + alignMemory(size, 16); - ___heap_base = end; - // After allocating the memory from the start of the heap we need to ensure - // that once the program starts it doesn't use this region. In relocatable - // mode we can just update the __heap_base symbol that we are exporting to - // the main module. - // When not relocatable `__heap_base` is fixed and exported by the main - // module, but we can update the `sbrk_ptr` value instead. We call - // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to - // runtime initialization (unlike, the higher level sbrk function) - var sbrk_ptr = _emscripten_get_sbrk_ptr(); - HEAPU32[((sbrk_ptr) >> 2)] = end; - return ret; -}; - -var isInternalSym = symName => [ "memory", "__memory_base", "__table_base", "__stack_pointer", "__indirect_function_table", "__cpp_exception", "__c_longjmp", "__wasm_apply_data_relocs", "__dso_handle", "__tls_size", "__tls_align", "__set_stack_limits", "_emscripten_tls_init", "__wasm_init_tls", "__wasm_call_ctors", "__start_em_asm", "__stop_em_asm", "__start_em_js", "__stop_em_js" ].includes(symName) || symName.startsWith("__em_js__"); - -var wasmTableMirror = []; - -var getWasmTableEntry = funcPtr => { - var func = wasmTableMirror[funcPtr]; - if (!func) { - /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); - } - return func; -}; - -var updateTableMap = (offset, count) => { - if (functionsInTableMap) { - for (var i = offset; i < offset + count; i++) { - var item = getWasmTableEntry(i); - // Ignore null values. - if (item) { - functionsInTableMap.set(item, i); - } - } - } -}; - -var functionsInTableMap; - -var getFunctionAddress = func => { - // First, create the map if this is the first use. - if (!functionsInTableMap) { - functionsInTableMap = new WeakMap; - updateTableMap(0, wasmTable.length); - } - return functionsInTableMap.get(func) || 0; -}; - -var freeTableIndexes = []; - -var getEmptyTableSlot = () => { - // Reuse a free index if there is one, otherwise grow. - if (freeTableIndexes.length) { - return freeTableIndexes.pop(); - } - // Grow the table - return wasmTable["grow"](1); -}; - -var setWasmTableEntry = (idx, func) => { - /** @suppress {checkTypes} */ wasmTable.set(idx, func); - // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped - // functions so we need to call it here to retrieve the potential wrapper correctly - // instead of just storing 'func' directly into wasmTableMirror - /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); -}; - -var uleb128EncodeWithLen = arr => { - const n = arr.length; - // Note: this LEB128 length encoding produces extra byte for n < 128, - // but we don't care as it's only used in a temporary representation. - return [ (n % 128) | 128, n >> 7, ...arr ]; -}; - -var wasmTypeCodes = { - "i": 127, - // i32 - "p": 127, - // i32 - "j": 126, - // i64 - "f": 125, - // f32 - "d": 124, - // f64 - "e": 111 -}; - -var generateTypePack = types => uleb128EncodeWithLen(Array.from(types, type => { - var code = wasmTypeCodes[type]; - return code; -})); - -var convertJsFunctionToWasm = (func, sig) => { - // Rest of the module is static - var bytes = Uint8Array.of(0, 97, 115, 109, // magic ("\0asm") - 1, 0, 0, 0, // version: 1 - 1, // Type section code - // The module is static, with the exception of the type section, which is - // generated based on the signature passed in. - ...uleb128EncodeWithLen([ 1, // count: 1 - 96, // param types - ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) - ...generateTypePack(sig[0] === "v" ? "" : sig[0]) ]), // The rest of the module is static - 2, 7, // import section - // (import "e" "f" (func 0 (type 0))) - 1, 1, 101, 1, 102, 0, 0, 7, 5, // export section - // (export "f" (func 0 (type 0))) - 1, 1, 102, 0, 0); - // We can compile this wasm module synchronously because it is very small. - // This accepts an import (at "e.f"), that it reroutes to an export (at "f") - var module = new WebAssembly.Module(bytes); - var instance = new WebAssembly.Instance(module, { - "e": { - "f": func - } - }); - var wrappedFunc = instance.exports["f"]; - return wrappedFunc; -}; - -/** @param {string=} sig */ var addFunction = (func, sig) => { - // Check if the function is already in the table, to ensure each function - // gets a unique index. - var rtn = getFunctionAddress(func); - if (rtn) { - return rtn; - } - // It's not in the table, add it now. - var ret = getEmptyTableSlot(); - // Set the new value. - try { - // Attempting to call this with JS function will cause of table.set() to fail - setWasmTableEntry(ret, func); - } catch (err) { - if (!(err instanceof TypeError)) { - throw err; - } - var wrapped = convertJsFunctionToWasm(func, sig); - setWasmTableEntry(ret, wrapped); - } - functionsInTableMap.set(func, ret); - return ret; -}; - -/** @param {boolean=} replace */ var updateGOT = (exports, replace) => { - for (var symName in exports) { - if (isInternalSym(symName)) { - continue; - } - var value = exports[symName]; - var existingEntry = GOT[symName] && GOT[symName].value != -1; - if (replace || !existingEntry) { - var newValue; - if (typeof value == "function") { - newValue = addFunction(value); - } else if (typeof value == "number") { - newValue = value; - } else { - // The GOT can only contain addresses (i.e data addresses or function - // addresses so we currently ignore other types export here. - continue; - } - GOT[symName] ??= new WebAssembly.Global({ - "value": "i32", - "mutable": true - }); - GOT[symName].value = newValue; - } - } -}; - -var isImmutableGlobal = val => { - if (val instanceof WebAssembly.Global) { - try { - val.value = val.value; - } catch { - return true; - } - } - return false; -}; - -var relocateExports = (exports, memoryBase = 0) => { - function relocateExport(name, value) { - // Detect immuable wasm global exports. These represent data addresses - // which are relative to `memoryBase` - if (isImmutableGlobal(value)) { - return value.value + memoryBase; - } - // Return unmodified value (no relocation required). - return value; - } - var relocated = {}; - for (var e in exports) { - relocated[e] = relocateExport(e, exports[e]); - } - return relocated; -}; - -var isSymbolDefined = symName => { - // Ignore 'stub' symbols that are auto-generated as part of the original - // `wasmImports` used to instantiate the main module. - var existing = wasmImports[symName]; - if (!existing || existing.stub) { - return false; - } - // Even if a symbol exists in wasmImports, and is not itself a stub, it - // could be an ASYNCIFY wrapper function that wraps a stub function. - if (symName in asyncifyStubs && !asyncifyStubs[symName]) { - return false; - } - return true; -}; - -var createNamedFunction = (name, func) => Object.defineProperty(func, "name", { - value: name -}); - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -var createInvokeFunction = sig => (ptr, ...args) => { - var sp = stackSave(); - try { - return dynCall(sig, ptr, args); - } catch (e) { - stackRestore(sp); - // Create a try-catch guard that rethrows the Emscripten EH exception. - // Exceptions thrown from C++ will be a pointer (number) and longjmp - // will throw the number Infinity. Use the compact and fast "e !== e+0" - // test to check if e was not a Number. - if (e !== e + 0) throw e; - _setThrew(1, 0); - // In theory this if statement could be done on - // creating the function, but I just added this to - // save wasting code space as it only happens on exception. - if (sig[0] == "j") return 0n; - } -}; - -var resolveGlobalSymbol = (symName, direct = false) => { - var sym; - if (isSymbolDefined(symName)) { - sym = wasmImports[symName]; - } else if (symName.startsWith("invoke_")) { - // Create (and cache) new invoke_ functions on demand. - sym = wasmImports[symName] = createNamedFunction(symName, createInvokeFunction(symName.split("_")[1])); - } - return { - sym, - name: symName - }; -}; - -var onPostCtors = []; - -var addOnPostCtor = cb => onPostCtors.push(cb); - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index. - * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ""; - -/** - * @param {string=} libName - * @param {Object=} localScope - * @param {number=} handle - */ var loadWebAssemblyModule = (binary, flags, libName, localScope, handle) => { - var metadata = getDylinkMetadata(binary); - // loadModule loads the wasm module after all its dependencies have been loaded. - // can be called both sync/async. - function loadModule() { - // alignments are powers of 2 - var memAlign = Math.pow(2, metadata.memoryAlign); - // prepare memory - var memoryBase = metadata.memorySize ? alignMemory(getMemory(metadata.memorySize + memAlign), memAlign) : 0; - // TODO: add to cleanups - var tableBase = metadata.tableSize ? wasmTable.length : 0; - if (handle) { - HEAP8[(handle) + (8)] = 1; - HEAPU32[(((handle) + (12)) >> 2)] = memoryBase; - HEAP32[(((handle) + (16)) >> 2)] = metadata.memorySize; - HEAPU32[(((handle) + (20)) >> 2)] = tableBase; - HEAP32[(((handle) + (24)) >> 2)] = metadata.tableSize; - } - if (metadata.tableSize) { - wasmTable.grow(metadata.tableSize); - } - // This is the export map that we ultimately return. We declare it here - // so it can be used within resolveSymbol. We resolve symbols against - // this local symbol map in the case there they are not present on the - // global Module object. We need this fallback because Modules sometime - // need to import their own symbols - var moduleExports; - function resolveSymbol(sym) { - var resolved = resolveGlobalSymbol(sym).sym; - if (!resolved && localScope) { - resolved = localScope[sym]; - } - if (!resolved) { - resolved = moduleExports[sym]; - } - return resolved; - } - // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be - // not needed if we require that if A wants symbols from B it has to link - // to B explicitly: similarly to -Wl,--no-undefined) - // wasm dynamic libraries are pure wasm, so they cannot assist in - // their own loading. When side module A wants to import something - // provided by a side module B that is loaded later, we need to - // add a layer of indirection, but worse, we can't even tell what - // to add the indirection for, without inspecting what A's imports - // are. To do that here, we use a JS proxy (another option would - // be to inspect the binary directly). - var proxyHandler = { - get(stubs, prop) { - // symbols that should be local to this module - switch (prop) { - case "__memory_base": - return memoryBase; - - case "__table_base": - return tableBase; - } - if (prop in wasmImports && !wasmImports[prop].stub) { - // No stub needed, symbol already exists in symbol table - var res = wasmImports[prop]; - // Asyncify wraps exports, and we need to look through those wrappers. - if (res.orig) { - res = res.orig; - } - return res; - } - // Return a stub function that will resolve the symbol - // when first called. - if (!(prop in stubs)) { - var resolved; - stubs[prop] = (...args) => { - resolved ||= resolveSymbol(prop); - return resolved(...args); - }; - } - return stubs[prop]; - } - }; - var proxy = new Proxy({}, proxyHandler); - currentModuleWeakSymbols = metadata.weakImports; - var info = { - "GOT.mem": new Proxy({}, GOTHandler), - "GOT.func": new Proxy({}, GOTHandler), - "env": proxy, - "wasi_snapshot_preview1": proxy - }; - function postInstantiation(module, instance) { - // add new entries to functionsInTableMap - updateTableMap(tableBase, metadata.tableSize); - moduleExports = relocateExports(instance.exports, memoryBase); - updateGOT(moduleExports); - moduleExports = Asyncify.instrumentWasmExports(moduleExports); - if (!flags.allowUndefined) { - reportUndefinedSymbols(); - } - function addEmAsm(addr, body) { - var args = []; - for (var arity = 0; ;arity++) { - var argName = "$" + arity; - if (!body.includes(argName)) break; - args.push(argName); - } - args = args.join(","); - var func = `(${args}) => { ${body} };`; - ASM_CONSTS[start] = eval(func); - } - // Add any EM_ASM function that exist in the side module - if ("__start_em_asm" in moduleExports) { - var start = moduleExports["__start_em_asm"]; - var stop = moduleExports["__stop_em_asm"]; - while (start < stop) { - var jsString = UTF8ToString(start); - addEmAsm(start, jsString); - start = HEAPU8.indexOf(0, start) + 1; - } - } - function addEmJs(name, cSig, body) { - // The signature here is a C signature (e.g. "(int foo, char* bar)"). - // See `create_em_js` in emcc.py` for the build-time version of this - // code. - var jsArgs = []; - cSig = cSig.slice(1, -1); - if (cSig != "void") { - cSig = cSig.split(","); - for (var arg of cSig) { - var jsArg = arg.split(" ").pop(); - jsArgs.push(jsArg.replace("*", "")); - } - } - var func = `(${jsArgs}) => ${body};`; - moduleExports[name] = eval(func); - } - for (var name in moduleExports) { - if (name.startsWith("__em_js__")) { - var start = moduleExports[name]; - var jsString = UTF8ToString(start); - // EM_JS strings are stored in the data section in the form - // SIG<::>BODY. - var [sig, body] = jsString.split("<::>"); - addEmJs(name.replace("__em_js__", ""), sig, body); - delete moduleExports[name]; - } - } - // initialize the module - var applyRelocs = moduleExports["__wasm_apply_data_relocs"]; - if (applyRelocs) { - if (runtimeInitialized) { - applyRelocs(); - } else { - __RELOC_FUNCS__.push(applyRelocs); - } - } - var init = moduleExports["__wasm_call_ctors"]; - if (init) { - if (runtimeInitialized) { - init(); - } else { - // we aren't ready to run compiled code yet - addOnPostCtor(init); - } - } - return moduleExports; - } - if (flags.loadAsync) { - return (async () => { - var instance; - if (binary instanceof WebAssembly.Module) { - instance = new WebAssembly.Instance(binary, info); - } else { - // Destructuring assignment without declaration has to be wrapped - // with parens or parser will treat the l-value as an object - // literal instead. - (((({module: binary, instance} = await WebAssembly.instantiate(binary, info))))); - } - return postInstantiation(binary, instance); - })(); - } - var module = binary instanceof WebAssembly.Module ? binary : new WebAssembly.Module(binary); - var instance = new WebAssembly.Instance(module, info); - return postInstantiation(module, instance); - } - // We need to set rpath in flags based on the current library's rpath. - // We can't mutate flags or else if a depends on b and c and b depends on d, - // then c will be loaded with b's rpath instead of a's. - flags = { - ...flags, - rpath: { - parentLibPath: libName, - paths: metadata.runtimePaths - } - }; - // now load needed libraries and the module itself. - if (flags.loadAsync) { - return metadata.neededDynlibs.reduce((chain, dynNeeded) => chain.then(() => loadDynamicLibrary(dynNeeded, flags, localScope)), Promise.resolve()).then(loadModule); - } - for (var needed of metadata.neededDynlibs) { - loadDynamicLibrary(needed, flags, localScope); - } - return loadModule(); -}; - -var mergeLibSymbols = (exports, libName) => { - registerDynCallSymbols(exports); - // add symbols into global namespace TODO: weak linking etc. - for (var [sym, exp] of Object.entries(exports)) { - // When RTLD_GLOBAL is enabled, the symbols defined by this shared object - // will be made available for symbol resolution of subsequently loaded - // shared objects. - // We should copy the symbols (which include methods and variables) from - // SIDE_MODULE to MAIN_MODULE. - const setImport = target => { - if (target in asyncifyStubs) { - asyncifyStubs[target] = exp; - } - if (!isSymbolDefined(target)) { - wasmImports[target] = exp; - } - }; - setImport(sym); - // Special case for handling of main symbol: If a side module exports - // `main` that also acts a definition for `__main_argc_argv` and vice - // versa. - const main_alias = "__main_argc_argv"; - if (sym == "main") { - setImport(main_alias); - } - if (sym == main_alias) { - setImport("main"); - } - } -}; - -var asyncLoad = async url => { - var arrayBuffer = await readAsync(url); - return new Uint8Array(arrayBuffer); -}; - -var preloadPlugins = []; - -var registerWasmPlugin = () => { - // Use string keys here for public methods to avoid minification since the - // plugin consumer also uses string keys. - var wasmPlugin = { - promiseChainEnd: Promise.resolve(), - "canHandle": name => !Module["noWasmDecoding"] && name.endsWith(".so"), - "handle": async (byteArray, name) => // loadWebAssemblyModule can not load modules out-of-order, so rather - // than just running the promises in parallel, this makes a chain of - // promises to run in series. - wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then(async () => { - try { - var exports = await loadWebAssemblyModule(byteArray, { - loadAsync: true, - nodelete: true - }, name, {}); - } catch (error) { - throw new Error(`failed to instantiate wasm: ${name}: ${error}`); - } - preloadedWasm[name] = exports; - return byteArray; - }) - }; - preloadPlugins.push(wasmPlugin); -}; - -var preloadedWasm = {}; - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - // if the path tries to go above the root, `up` ends up > 0 - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - // if the path is allowed to go above the root, restore leading ..s - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.slice(-1) === "/"; - // Normalize the path - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - // No dirname whatsoever - return "."; - } - if (dir) { - // It has a dirname, strip trailing slash - dir = dir.slice(0, -1); - } - return root + dir; - }, - basename: path => path && path.match(/([^\/]+|\/)\/*$/)[1], - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var replaceORIGIN = (parentLibName, rpath) => { - if (rpath.startsWith("$ORIGIN")) { - // TODO: what to do if we only know the relative path of the file? It will return "." here. - var origin = PATH.dirname(parentLibName); - return rpath.replace("$ORIGIN", origin); - } - return rpath; -}; - -var withStackSave = f => { - var stack = stackSave(); - var ret = f(); - stackRestore(stack); - return ret; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code - // unit, not a Unicode code point of the character! So decode - // UTF16->UTF32->UTF8. - // See http://unicode.org/faq/utf_bom.html#utf16-3 - var c = str.charCodeAt(i); - // possibly a lead surrogate - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - // Parameter maxBytesToWrite is not optional. Negative values, 0, null, - // undefined and false each don't write out any bytes. - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - // -1 for string null terminator. - for (var i = 0; i < str.length; ++i) { - // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description - // and https://www.ietf.org/rfc/rfc2279.txt - // and https://tools.ietf.org/html/rfc3629 - var u = str.codePointAt(i); - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. - // We need to manually skip over the second code unit for correct iteration. - i++; - } - } - // Null-terminate the pointer to the buffer. - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var initRandomFill = () => view => crypto.getRandomValues(view); - -var randomFill = view => { - // Lazily init on the first invocation. - (randomFill = initRandomFill())(view); -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - // Skip empty and invalid entries - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - // At this point the path should be resolved to a full absolute path, but - // handle relative paths to be safe (might happen when process.cwd() fails) - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).slice(1); - to = PATH_FS.resolve(to).slice(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -/** @type {function(string, boolean=, number=)} */ var intArrayFromString = (stringy, dontAddNull, length) => { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -}; - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - // we will read data by chunks of BUFSIZE - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - // For some reason we must suppress a closure warning here, even though - // fd definitely exists on process.stdin, and is even the proper way to - // get the fd of stdin, - // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 - // This started to happen after moving this logic out of library_tty.js, - // so it is related to the surrounding code in some unclear manner. - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - // Cross-platform differences: on Windows, reading EOF throws an - // exception, but on other OSes, reading EOF returns 0. Uniformize - // behavior by treating the EOF exception to return 0. - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - // flush any pending line data - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.atime = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.mtime = stream.node.ctime = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output?.length > 0) { - out(UTF8ArrayToString(tty.output)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - // typical setting - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - // currently just ignore - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output?.length > 0) { - err(UTF8ArrayToString(tty.output)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (ptr) zeroMemory(ptr, size); - return ptr; -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16895, 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - // no supported - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. - // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred - // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size - // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.atime = node.mtime = node.ctime = Date.now(); - // add the new node to the parent - if (parent) { - parent.contents[name] = node; - parent.atime = parent.mtime = parent.ctime = node.atime; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - // Make sure to not return excess unused bytes. - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - // No need to expand, the storage was already large enough. - // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. - // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to - // avoid overshooting the allocation cap by a very large margin. - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - // At minimum allocate 256b for each file when expanding. - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - // Allocate new storage. - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - // Fully decommit when requesting a resize to zero. - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - // Allocate new storage. - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - // device numbers reuse inode numbers. - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.atime); - attr.mtime = new Date(node.mtime); - attr.ctime = new Date(node.ctime); - // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), - // but this is not required by the standard. - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - for (const key of [ "mode", "atime", "mtime", "ctime" ]) { - if (attr[key] != null) { - node[key] = attr[key]; - } - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - // This error may happen quite a bit. To avoid overhead we reuse it (and - // suffer a lack of stack info). - if (!MEMFS.doesNotExistError) { - MEMFS.doesNotExistError = new FS.ErrnoError(44); - /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = ""; - } - throw MEMFS.doesNotExistError; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - if (FS.isDir(old_node.mode)) { - // if we're overwriting a directory at new_name, make sure it's empty. - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - FS.hashRemoveNode(new_node); - } - // do the internal rewiring - delete old_node.parent.contents[old_node.name]; - new_dir.contents[new_name] = old_node; - old_node.name = new_name; - new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.ctime = parent.mtime = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.ctime = parent.mtime = Date.now(); - }, - readdir(node) { - return [ ".", "..", ...Object.keys(node.contents) ]; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - // non-trivial, and typed array - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - // If the buffer is located in main memory (HEAP), and if - // memory can grow, we can't hold on to references of the - // memory buffer, as they may get invalidated. That means we - // need to do copy its contents. - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.mtime = node.ctime = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - // This write is from a typed array to a typed array? - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - // Writing to an already allocated and used subrange of the file? - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - // Use typed array write which is available. - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - // Only make a new copy when MAP_PRIVATE is specified. - if (!(flags & 2) && contents && contents.buffer === HEAP8.buffer) { - // We can't emulate MAP_SHARED when the file is not backed by the - // buffer we're mapping to (e.g. the HEAP buffer). - allocated = false; - ptr = contents.byteOffset; - } else { - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - if (contents) { - // Try to avoid unnecessary slices. - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - HEAP8.set(contents, ptr); - } - } - return { - ptr, - allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - // should we check if bytesWritten and length are the same? - return 0; - } - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants")["fs"]; - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - // node under windows can return code 'UNKNOWN' here: - // https://github.com/emscripten-core/emscripten/issues/15468 - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - return NODEFS.tryFSOperation(() => { - var mode = fs.lstatSync(path).mode; - if (NODEFS.isWindows) { - // Windows does not report the 'x' permission bit, so propagate read - // bits to execute bits. - mode |= (mode & 292) >> 2; - } - return mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - // Ignore this flag from musl, otherwise node.js fails to open the file. - flags &= ~2048; - // Ignore this flag from musl, otherwise node.js fails to open the file. - flags &= ~32768; - // Ignore this flag from musl, otherwise node.js fails to open the file. - flags &= ~524288; - // Some applications may pass it; it makes no sense for a single process. - flags &= ~65536; - // Node.js doesn't need this passed in, it errors. - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - getattr(func, node) { - var stat = NODEFS.tryFSOperation(func); - if (NODEFS.isWindows) { - // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake - // them with default blksize of 4096. - // See http://support.microsoft.com/kb/140365 - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - // Windows does not report the 'x' permission bit, so propagate read - // bits to execute bits. - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: node.id, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(arg, node, attr, chmod, utimes, truncate, stat) { - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - var mode = attr.mode; - if (NODEFS.isWindows) { - // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) - // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod - mode &= 384; - } - chmod(arg, mode); - // update the common node structure mode as well - node.mode = attr.mode; - } - if (typeof (attr.atime ?? attr.mtime) === "number") { - // Unfortunately, we have to stat the current value if we don't want - // to change it. On top of that, since the times don't round trip - // this will only keep the value nearly unchanged not exactly - // unchanged. See: - // https://github.com/nodejs/node/issues/56492 - var atime = new Date(attr.atime ?? stat(arg).atime); - var mtime = new Date(attr.mtime ?? stat(arg).mtime); - utimes(arg, atime, mtime); - } - if (attr.size !== undefined) { - truncate(arg, attr.size); - } - }); - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - return NODEFS.getattr(() => fs.lstatSync(path), node); - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - if (attr.mode != null && attr.dontFollow) { - throw new FS.ErrnoError(52); - } - NODEFS.setattr(path, node, attr, fs.chmodSync, fs.utimesSync, fs.truncateSync, fs.lstatSync); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - // create the backing node for this in the fs root as well - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - try { - FS.unlink(newPath); - } catch (e) {} - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - }, - statfs(path) { - var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); - // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) - // as they're often the same in many file systems. May not be accurate for all. - stats.frsize = stats.bsize; - return stats; - } - }, - stream_ops: { - getattr(stream) { - return NODEFS.getattr(() => fs.fstatSync(stream.nfd), stream.node); - }, - setattr(stream, attr) { - NODEFS.setattr(stream.nfd, stream.node, attr, fs.fchmodSync, fs.futimesSync, fs.ftruncateSync, fs.fstatSync); - }, - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - // should we check if bytesWritten and length are the same? - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - // update the common node structure mode as well - node.mode = attr.mode; - } - if (attr.atime || attr.mtime) { - var atime = new Date(attr.atime || attr.mtime); - var mtime = new Date(attr.mtime || attr.atime); - node.mount.opts.fs.utime(path, atime, mtime); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - // create the backing node for this in the fs root as well - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS_createDataFile = (...args) => FS.createDataFile(...args); - -var getUniqueRunDependency = id => id; - -var FS_handledByPreloadPlugin = async (byteArray, fullname) => { - // Ensure plugins are ready. - if (typeof Browser != "undefined") Browser.init(); - for (var plugin of preloadPlugins) { - if (plugin["canHandle"](fullname)) { - return plugin["handle"](byteArray, fullname); - } - } - // In no plugin handled this file then return the original/unmodified - // byteArray. - return byteArray; -}; - -var FS_preloadFile = async (parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish) => { - // TODO we should allow people to just pass in a complete filename instead - // of parent and name being that we just join them anyways - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - // might have several active requests for the same fullname - addRunDependency(dep); - try { - var byteArray = url; - if (typeof url == "string") { - byteArray = await asyncLoad(url); - } - byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - } finally { - removeRunDependency(dep); - } -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - filesystems: null, - syncFSRequests: 0, - readFiles: {}, - ErrnoError: class { - name="ErrnoError"; - // We set the `name` property to be able to identify `FS.ErrnoError` - // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. - // - when using PROXYFS, an error can come from an underlying FS - // as different FS objects have their own FS.ErrnoError each, - // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. - // we'll use the reliable test `err.name == "ErrnoError"` instead - constructor(errno) { - this.errno = errno; - } - }, - FSStream: class { - shared={}; - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - node_ops={}; - stream_ops={}; - readMode=292 | 73; - writeMode=146; - mounted=null; - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.rdev = rdev; - this.atime = this.mtime = this.ctime = Date.now(); - } - get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - if (!path) { - throw new FS.ErrnoError(44); - } - opts.follow_mount ??= true; - if (!PATH.isAbs(path)) { - path = FS.cwd() + "/" + path; - } - // limit max consecutive symlinks to 40 (SYMLOOP_MAX). - linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { - // split the absolute path - var parts = path.split("/").filter(p => !!p); - // start at the root - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - // stop resolving - break; - } - if (parts[i] === ".") { - continue; - } - if (parts[i] === "..") { - current_path = PATH.dirname(current_path); - if (FS.isRoot(current)) { - path = current_path + "/" + parts.slice(i + 1).join("/"); - // We're making progress here, don't let many consecutive ..'s - // lead to ELOOP - nlinks--; - continue linkloop; - } else { - current = current.parent; - } - continue; - } - current_path = PATH.join2(current_path, parts[i]); - try { - current = FS.lookupNode(current, parts[i]); - } catch (e) { - // if noent_okay is true, suppress a ENOENT in the last component - // and return an object with an undefined node. This is needed for - // resolving symlinks in the path when creating a file. - if ((e?.errno === 44) && islast && opts.noent_okay) { - return { - path: current_path - }; - } - throw e; - } - // jump to the mount's root node if this is a mountpoint - if (FS.isMountpoint(current) && (!islast || opts.follow_mount)) { - current = current.mounted.root; - } - // by default, lookupPath will not follow a symlink if it is the final path component. - // setting opts.follow = true will override this behavior. - if (FS.isLink(current.mode) && (!islast || opts.follow)) { - if (!current.node_ops.readlink) { - throw new FS.ErrnoError(52); - } - var link = current.node_ops.readlink(current); - if (!PATH.isAbs(link)) { - link = PATH.dirname(current_path) + "/" + link; - } - path = link + "/" + parts.slice(i + 1).join("/"); - continue linkloop; - } - } - return { - path: current_path, - node: current - }; - } - throw new FS.ErrnoError(32); - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - // if we failed to find it in the cache, call into the VFS - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - // return 0 if any user, group or owner bits are set. - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - if (!FS.isDir(dir.mode)) { - return 54; - } - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & (512 | 64))) { - // TODO: check for O_SEARCH? (== search for dir only) - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - checkOpExists(op, err) { - if (!op) { - throw new FS.ErrnoError(err); - } - return op; - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - // clone it, so we can return an instance of FSStream - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - doSetAttr(stream, node, attr) { - var setattr = stream?.stream_ops.setattr; - var arg = setattr ? stream : node; - setattr ??= node.node_ops.setattr; - FS.checkOpExists(setattr, 63); - setattr(arg, attr); - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - // override node's stream ops with the device's - stream.stream_ops = device.stream_ops; - // forward the open call - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - // sync all mounts - for (var mount of mounts) { - if (mount.type.syncfs) { - mount.type.syncfs(mount, populate, done); - } else { - done(null); - } - } - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - // use the absolute path - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - - } - var mount = { - type, - opts, - mountpoint, - mounts: [] - }; - // create a root node for the fs - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - // set as a mountpoint - node.mounted = mount; - // add the new mount to the current mount's children - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - // destroy the nodes for this mount, and all its child mounts - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - for (var [hash, current] of Object.entries(FS.nameTable)) { - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - } - // no longer a mountpoint - node.mounted = null; - // remove this mount from the child mounts - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name) { - throw new FS.ErrnoError(28); - } - if (name === "." || name === "..") { - throw new FS.ErrnoError(20); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - statfs(path) { - return FS.statfsNode(FS.lookupPath(path, { - follow: true - }).node); - }, - statfsStream(stream) { - // We keep a separate statfsStream function because noderawfs overrides - // it. In noderawfs, stream.node is sometimes null. Instead, we need to - // look at stream.path. - return FS.statfsNode(stream.node); - }, - statfsNode(node) { - // NOTE: None of the defaults here are true. We're just returning safe and - // sane values. Currently nodefs and rawfs replace these defaults, - // other file systems leave them alone. - var rtn = { - bsize: 4096, - frsize: 4096, - blocks: 1e6, - bfree: 5e5, - bavail: 5e5, - files: FS.nextInode, - ffree: FS.nextInode - 1, - fsid: 42, - flags: 2, - namelen: 255 - }; - if (node.node_ops.statfs) { - Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); - } - return rtn; - }, - create(path, mode = 438) { - mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode = 511) { - mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var dir of dirs) { - if (!dir) continue; - if (d || PATH.isAbs(path)) d += "/"; - d += dir; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - // parents must exist - var lookup, old_dir, new_dir; - // let the errors from non existent directories percolate up - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - // need to be part of the same mount - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - // source must exist - var old_node = FS.lookupNode(old_dir, old_name); - // old path should not be an ancestor of the new path - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - // new path should not be an ancestor of the old path - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - // see if the new path already exists - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - // early out if nothing needs to change - if (old_node === new_node) { - return; - } - // we'll need to delete the old entry - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - // need delete permissions if we'll be overwriting. - // need create permissions if new doesn't already exist. - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - // if we are going to change the parent, check write permissions - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - // remove the node from the lookup hash - FS.hashRemoveNode(old_node); - // do the underlying fs rename - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - // update old node (we do this here to avoid each backend - // needing to) - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - // add the node back to the hash (in case node_ops.rename - // changed its name) - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - var readdir = FS.checkOpExists(node.node_ops.readdir, 54); - return readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - // According to POSIX, we should map EISDIR to EPERM, but - // we instead do what Linux does (and we must, as we use - // the musl linux libc). - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return link.node_ops.readlink(link); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - var getattr = FS.checkOpExists(node.node_ops.getattr, 63); - return getattr(node); - }, - fstat(fd) { - var stream = FS.getStreamChecked(fd); - var node = stream.node; - var getattr = stream.stream_ops.getattr; - var arg = getattr ? stream : node; - getattr ??= node.node_ops.getattr; - FS.checkOpExists(getattr, 63); - return getattr(arg); - }, - lstat(path) { - return FS.stat(path, true); - }, - doChmod(stream, node, mode, dontFollow) { - FS.doSetAttr(stream, node, { - mode: (mode & 4095) | (node.mode & ~4095), - ctime: Date.now(), - dontFollow - }); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - FS.doChmod(null, node, mode, dontFollow); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.doChmod(stream, stream.node, mode, false); - }, - doChown(stream, node, dontFollow) { - FS.doSetAttr(stream, node, { - timestamp: Date.now(), - dontFollow - }); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - FS.doChown(null, node, dontFollow); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.doChown(stream, stream.node, false); - }, - doTruncate(stream, node, len) { - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.doSetAttr(stream, node, { - size: len, - timestamp: Date.now() - }); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - FS.doTruncate(null, node, len); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if (len < 0 || (stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.doTruncate(stream, stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - var setattr = FS.checkOpExists(node.node_ops.setattr, 63); - setattr(node, { - atime, - mtime - }); - }, - open(path, flags, mode = 438) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - var isDirPath; - if (typeof path == "object") { - node = path; - } else { - isDirPath = path.endsWith("/"); - // noent_okay makes it so that if the final component of the path - // doesn't exist, lookupPath returns `node: undefined`. `path` will be - // updated to point to the target of all symlinks. - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072), - noent_okay: true - }); - node = lookup.node; - path = lookup.path; - } - // perhaps we need to create the node - var created = false; - if ((flags & 64)) { - if (node) { - // if O_CREAT and O_EXCL are set, error out if the node already exists - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else if (isDirPath) { - throw new FS.ErrnoError(31); - } else { - // node doesn't exist, try to create it - // Ignore the permission bits here to ensure we can `open` this new - // file below. We use chmod below the apply the permissions once the - // file is open. - node = FS.mknod(path, mode | 511, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - // can't truncate a device - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - // if asked only for a directory, then this must be one - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - // check permissions, if this is not a file we just created now (it is ok to - // create and write to a file with read-only permissions; it is read-only - // for later use) - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - // do truncation if necessary - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - // we've already handled these, don't pass down to the underlying vfs - flags &= ~(128 | 512 | 131072); - // register the stream with the filesystem - var stream = FS.createStream({ - node, - path: FS.getPath(node), - // we want the absolute path to the node - flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - // used by the file family libc calls (fopen, fwrite, ferror, etc.) - ungotten: [], - error: false - }); - // call the new stream's open function - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (created) { - FS.chmod(node, mode & 511); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - // free readdir state - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - // seek to the end before writing in append mode - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - mmap(stream, length, position, prot, flags) { - // User requests writing to file (prot & PROT_WRITE != 0). - // Checking if we have permissions to write to the file unless - // MAP_PRIVATE flag is set. According to POSIX spec it is possible - // to write to file opened in read-only mode with MAP_PRIVATE flag, - // as all modifications will be visible only in the memory of - // the current process. - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - if (!length) { - throw new FS.ErrnoError(28); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - abort(`Invalid encoding type "${opts.encoding}"`); - } - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - buf = UTF8ArrayToString(buf); - } - FS.close(stream); - return buf; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - data = new Uint8Array(intArrayFromString(data, true)); - } - if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - abort("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - // create /dev - FS.mkdir("/dev"); - // setup /dev/null - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length, - llseek: () => 0 - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - // setup /dev/tty and /dev/tty1 - // stderr needs to print output using err() rather than out() - // so we register a second tty just for it. - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - // setup /dev/[u]random - // use a buffer to avoid overhead of individual crypto calls per byte - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomFill(randomBuffer); - randomLeft = randomBuffer.byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - // we're not going to emulate the actual shm device, - // just create the tmp dirs that reside in it commonly - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the - // name of the stream for fd 6 (see test_unistd_ttyname) - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16895, 73); - node.stream_ops = { - llseek: MEMFS.stream_ops.llseek - }; - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - }, - id: fd + 1 - }; - ret.parent = ret; - // make it look like a simple root node - return ret; - }, - readdir() { - return Array.from(FS.streams.entries()).filter(([k, v]) => v).map(([k, v]) => k.toString()); - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams(input, output, error) { - // TODO deprecate the old functionality of a single - // input / output callback and that utilizes FS.createDevice - // and instead require a unique set of stream ops - // by default, we symlink the standard streams to the - // default tty devices. however, if the standard streams - // have been overwritten we create a unique device for - // them instead. - if (input) { - FS.createDevice("/dev", "stdin", input); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (output) { - FS.createDevice("/dev", "stdout", null, output); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (error) { - FS.createDevice("/dev", "stderr", null, error); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - // open default streams for the stdin, stdout and stderr devices - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.initialized = true; - // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here - input ??= Module["stdin"]; - output ??= Module["stdout"]; - error ??= Module["stderr"]; - FS.createStandardStreams(input, output, error); - }, - quit() { - FS.initialized = false; - // force-flush all streams, so we get musl std streams printed out - _fflush(0); - // close all of our streams - for (var stream of FS.streams) { - if (stream) { - FS.close(stream); - } - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - // operate from within the context of the symlink's target - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) { - if (e.errno != 20) throw e; - } - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - // make sure we can write to the file - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - FS.createDevice.major ??= 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - // Create a fake device that a set of stream ops to emulate - // the old behavior. - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - // flush any pending line data - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.atime = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.mtime = stream.node.ctime = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (globalThis.XMLHttpRequest) { - abort("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else { - // Command-line. - try { - obj.contents = readBinary(obj.url); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - // Lazy chunked Uint8Array (implements get and length from Uint8Array). - // Actual getting is abstracted away for eventual reuse. - class LazyUint8Array { - lengthKnown=false; - chunks=[]; - // Loaded chunks. Index is the chunk number - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - // Find length - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - // Chunk size in bytes - if (!hasByteServing) chunkSize = datalength; - // Function to get a range from the remote URL. - var doXHR = (from, to) => { - if (from > to) abort("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) abort("only " + datalength + " bytes available! programmer error!"); - // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - // Some hints to the browser that we want binary data. - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - // including this byte - end = Math.min(end, datalength - 1); - // if datalength-1 is selected, this is the last block - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") abort("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length - chunkSize = datalength = 1; - // this will force getter(0)/doXHR do download the whole file - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (globalThis.XMLHttpRequest) { - if (!ENVIRONMENT_IS_WORKER) abort("Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"); - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - // This is a total hack, but I want to get this lazy file code out of the - // core of MEMFS. If we want to keep this lazy file concept I feel it should - // be its own thin LAZYFS proxying calls to MEMFS. - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - // Add a function that defers querying the file size until it is asked the first time. - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - // override each stream op with one that tries to force load the lazy file first - var stream_ops = {}; - for (const [key, fn] of Object.entries(node.stream_ops)) { - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - } - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - // normal array - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - // LazyUint8Array from sync binary XHR - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - // use a custom read function - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - // use a custom mmap function - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -var findLibraryFS = (libName, rpath) => { - // If we're preloading a dynamic library, the runtime is not ready to call - // __wasmfs_identify or __emscripten_find_dylib. So just quit out. - // This means that DT_NEEDED for the main module and transitive dependencies - // of it won't work with this code path. Similarly, it means that calling - // loadDynamicLibrary in a preRun hook can't use this code path. - if (!runtimeInitialized) { - return undefined; - } - if (PATH.isAbs(libName)) { - try { - FS.lookupPath(libName); - return libName; - } catch (e) { - return undefined; - } - } - var rpathResolved = (rpath?.paths || []).map(p => replaceORIGIN(rpath?.parentLibPath, p)); - return withStackSave(() => { - // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. - // So we use the same size here. - var bufSize = 2 * 255 + 2; - var buf = stackAlloc(bufSize); - var rpathC = stringToUTF8OnStack(rpathResolved.join(":")); - var libNameC = stringToUTF8OnStack(libName); - var resLibNameC = __emscripten_find_dylib(buf, rpathC, libNameC, bufSize); - return resLibNameC ? UTF8ToString(resLibNameC) : undefined; - }); -}; - -var registerDynCallSymbols = exports => { - for (var [sym, exp] of Object.entries(exports)) { - if (sym.startsWith("dynCall_")) { - var sig = sym.substring(8); - if (!dynCalls.hasOwnProperty(sig)) { - dynCalls[sig] = exp; - } - } - } -}; - -/** - * @param {number=} handle - * @param {Object=} localScope - */ function loadDynamicLibrary(libName, flags = { - global: true, - nodelete: true -}, localScope, handle) { - // when loadDynamicLibrary did not have flags, libraries were loaded - // globally & permanently - var dso = LDSO.loadedLibsByName[libName]; - if (dso) { - // the library is being loaded or has been loaded already. - if (!flags.global) { - if (localScope) { - Object.assign(localScope, dso.exports); - } - registerDynCallSymbols(dso.exports); - } else if (!dso.global) { - // The library was previously loaded only locally but not - // we have a request with global=true. - dso.global = true; - mergeLibSymbols(dso.exports, libName); - } - // same for "nodelete" - if (flags.nodelete && dso.refcount !== Infinity) { - dso.refcount = Infinity; - } - dso.refcount++; - if (handle) { - LDSO.loadedLibsByHandle[handle] = dso; - } - return flags.loadAsync ? Promise.resolve(true) : true; - } - // allocate new DSO - dso = newDSO(libName, handle, "loading"); - dso.refcount = flags.nodelete ? Infinity : 1; - dso.global = flags.global; - // libName -> libData - function loadLibData() { - // for wasm, we can use fetch for async, but for fs mode we can only imitate it - if (handle) { - var data = HEAPU32[(((handle) + (28)) >> 2)]; - var dataSize = HEAPU32[(((handle) + (32)) >> 2)]; - if (data && dataSize) { - var libData = HEAP8.slice(data, data + dataSize); - return flags.loadAsync ? Promise.resolve(libData) : libData; - } - } - var f = findLibraryFS(libName, flags.rpath); - if (f) { - var libData = FS.readFile(f, { - encoding: "binary" - }); - return flags.loadAsync ? Promise.resolve(libData) : libData; - } - var libFile = locateFile(libName); - if (flags.loadAsync) { - return asyncLoad(libFile); - } - // load the binary synchronously - if (!readBinary) { - throw new Error(`${libFile}: file not found, and synchronous loading of external files is not available`); - } - return readBinary(libFile); - } - // libName -> exports - function getExports() { - // lookup preloaded cache first - var preloaded = preloadedWasm[libName]; - if (preloaded) { - return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; - } - // module not preloaded - load lib data and create new module from it - if (flags.loadAsync) { - return loadLibData().then(libData => loadWebAssemblyModule(libData, flags, libName, localScope, handle)); - } - return loadWebAssemblyModule(loadLibData(), flags, libName, localScope, handle); - } - // module for lib is loaded - update the dso & global namespace - function moduleLoaded(exports) { - if (dso.global) { - mergeLibSymbols(exports, libName); - } else if (localScope) { - Object.assign(localScope, exports); - registerDynCallSymbols(exports); - } - dso.exports = exports; - } - if (flags.loadAsync) { - return getExports().then(exports => { - moduleLoaded(exports); - return true; - }); - } - moduleLoaded(getExports()); - return true; -} + // With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in + // wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then + // wraps these stub functions and we can't then replace them directly. Instead + // the stub functions call into `asyncifyStubs` which gets populated by the + // dynamic linker as symbols are loaded. + var asyncifyStubs = {}; + + // end include: preamble.js + // Begin JS library code + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var GOT = {}; + + var currentModuleWeakSymbols = new Set([]); + + var GOTHandler = { + get(obj, symName) { + var rtn = GOT[symName]; + if (!rtn) { + rtn = GOT[symName] = new WebAssembly.Global( + { + value: 'i32', + mutable: true, + }, + -1 + ); + } + if (!currentModuleWeakSymbols.has(symName)) { + // Any non-weak reference to a symbol marks it as `required`, which + // enabled `reportUndefinedSymbols` to report undefined symbol errors + // correctly. + rtn.required = true; + } + return rtn; + }, + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var onPostRuns = []; + + var addOnPostRun = (cb) => onPostRuns.push(cb); + + var onPreRuns = []; + + var addOnPreRun = (cb) => onPreRuns.push(cb); + + var runDependencies = 0; + + var dependenciesFulfilled = null; + + var removeRunDependency = (id) => { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + }; + + var addRunDependency = (id) => { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + }; + + var dynCalls = {}; + + var dynCallLegacy = (sig, ptr, args) => { + sig = sig.replace(/p/g, 'i'); + var f = dynCalls[sig]; + return f(ptr, ...args); + }; + + var dynCall = (sig, ptr, args = [], promising = false) => { + var rtn = dynCallLegacy(sig, ptr, args); + function convert(rtn) { + return rtn; + } + return convert(rtn); + }; + + var UTF8Decoder = globalThis.TextDecoder && new TextDecoder(); + + var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { + var maxIdx = idx + maxBytesToRead; + if (ignoreNul) return maxIdx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. + // As a tiny code save trick, compare idx against maxIdx using a negation, + // so that maxBytesToRead=undefined/NaN means Infinity. + while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; + return idx; + }; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead, + ignoreNul + ) => { + var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); + // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + var getDylinkMetadata = (binary) => { + var offset = 0; + var end = 0; + function getU8() { + return binary[offset++]; + } + function getLEB() { + var ret = 0; + var mul = 1; + while (1) { + var byte = binary[offset++]; + ret += (byte & 127) * mul; + mul *= 128; + if (!(byte & 128)) break; + } + return ret; + } + function getString() { + var len = getLEB(); + offset += len; + return UTF8ArrayToString(binary, offset - len, len); + } + function getStringList() { + var count = getLEB(); + var rtn = []; + while (count--) rtn.push(getString()); + return rtn; + } + /** @param {string=} message */ function failIf(condition, message) { + if (condition) throw new Error(message); + } + if (binary instanceof WebAssembly.Module) { + var dylinkSection = WebAssembly.Module.customSections( + binary, + 'dylink.0' + ); + failIf(dylinkSection.length === 0, 'need dylink section'); + binary = new Uint8Array(dylinkSection[0]); + end = binary.length; + } else { + var int32View = new Uint32Array( + new Uint8Array(binary.subarray(0, 24)).buffer + ); + var magicNumberFound = int32View[0] == 1836278016; + failIf(!magicNumberFound, 'need to see wasm magic number'); + // \0asm + // we should see the dylink custom section right after the magic number and wasm version + failIf(binary[8] !== 0, 'need the dylink section to be first'); + offset = 9; + var section_size = getLEB(); + //section size + end = offset + section_size; + var name = getString(); + failIf(name !== 'dylink.0'); + } + var customSection = { + neededDynlibs: [], + tlsExports: new Set(), + weakImports: new Set(), + runtimePaths: [], + }; + var WASM_DYLINK_MEM_INFO = 1; + var WASM_DYLINK_NEEDED = 2; + var WASM_DYLINK_EXPORT_INFO = 3; + var WASM_DYLINK_IMPORT_INFO = 4; + var WASM_DYLINK_RUNTIME_PATH = 5; + var WASM_SYMBOL_TLS = 256; + var WASM_SYMBOL_BINDING_MASK = 3; + var WASM_SYMBOL_BINDING_WEAK = 1; + while (offset < end) { + var subsectionType = getU8(); + var subsectionSize = getLEB(); + if (subsectionType === WASM_DYLINK_MEM_INFO) { + customSection.memorySize = getLEB(); + customSection.memoryAlign = getLEB(); + customSection.tableSize = getLEB(); + customSection.tableAlign = getLEB(); + } else if (subsectionType === WASM_DYLINK_NEEDED) { + customSection.neededDynlibs = getStringList(); + } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { + var count = getLEB(); + while (count--) { + var symname = getString(); + var flags = getLEB(); + if (flags & WASM_SYMBOL_TLS) { + customSection.tlsExports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { + var count = getLEB(); + while (count--) { + var modname = getString(); + var symname = getString(); + var flags = getLEB(); + if ( + (flags & WASM_SYMBOL_BINDING_MASK) == + WASM_SYMBOL_BINDING_WEAK + ) { + customSection.weakImports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { + customSection.runtimePaths = getStringList(); + } else { + // unknown subsection + offset += subsectionSize; + } + } + return customSection; + }; + + var newDSO = (name, handle, syms) => { + var dso = { + refcount: Infinity, + name, + exports: syms, + global: true, + }; + LDSO.loadedLibsByName[name] = dso; + if (handle != undefined) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return dso; + }; + + var LDSO = { + loadedLibsByName: {}, + loadedLibsByHandle: {}, + init() { + newDSO('__main__', 0, wasmImports); + }, + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var getMemory = (size) => { + // After the runtime is initialized, we must only use sbrk() normally. + if (runtimeInitialized) { + // Currently we don't support freeing of static data when modules are + // unloaded via dlclose. This function is tagged as `noleakcheck` to + // avoid having this reported as leak. + return _calloc(size, 1); + } + var ret = ___heap_base; + // Keep __heap_base stack aligned. + var end = ret + alignMemory(size, 16); + ___heap_base = end; + // After allocating the memory from the start of the heap we need to ensure + // that once the program starts it doesn't use this region. In relocatable + // mode we can just update the __heap_base symbol that we are exporting to + // the main module. + // When not relocatable `__heap_base` is fixed and exported by the main + // module, but we can update the `sbrk_ptr` value instead. We call + // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to + // runtime initialization (unlike, the higher level sbrk function) + var sbrk_ptr = _emscripten_get_sbrk_ptr(); + HEAPU32[sbrk_ptr >> 2] = end; + return ret; + }; + + var isInternalSym = (symName) => + [ + 'memory', + '__memory_base', + '__table_base', + '__stack_pointer', + '__indirect_function_table', + '__cpp_exception', + '__c_longjmp', + '__wasm_apply_data_relocs', + '__dso_handle', + '__tls_size', + '__tls_align', + '__set_stack_limits', + '_emscripten_tls_init', + '__wasm_init_tls', + '__wasm_call_ctors', + '__start_em_asm', + '__stop_em_asm', + '__start_em_js', + '__stop_em_js', + ].includes(symName) || symName.startsWith('__em_js__'); + + var wasmTableMirror = []; + + var getWasmTableEntry = (funcPtr) => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = + wasmTable.get(funcPtr); + } + return func; + }; + + var updateTableMap = (offset, count) => { + if (functionsInTableMap) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } + } + }; + + var functionsInTableMap; + + var getFunctionAddress = (func) => { + // First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap(); + updateTableMap(0, wasmTable.length); + } + return functionsInTableMap.get(func) || 0; + }; + + var freeTableIndexes = []; + + var getEmptyTableSlot = () => { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + return wasmTable['grow'](1); + }; + + var setWasmTableEntry = (idx, func) => { + /** @suppress {checkTypes} */ wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); + }; + + var uleb128EncodeWithLen = (arr) => { + const n = arr.length; + // Note: this LEB128 length encoding produces extra byte for n < 128, + // but we don't care as it's only used in a temporary representation. + return [(n % 128) | 128, n >> 7, ...arr]; + }; + + var wasmTypeCodes = { + i: 127, + // i32 + p: 127, + // i32 + j: 126, + // i64 + f: 125, + // f32 + d: 124, + // f64 + e: 111, + }; + + var generateTypePack = (types) => + uleb128EncodeWithLen( + Array.from(types, (type) => { + var code = wasmTypeCodes[type]; + return code; + }) + ); + + var convertJsFunctionToWasm = (func, sig) => { + // Rest of the module is static + var bytes = Uint8Array.of( + 0, + 97, + 115, + 109, // magic ("\0asm") + 1, + 0, + 0, + 0, // version: 1 + 1, // Type section code + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + ...uleb128EncodeWithLen([ + 1, // count: 1 + 96, // param types + ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) + ...generateTypePack(sig[0] === 'v' ? '' : sig[0]), + ]), // The rest of the module is static + 2, + 7, // import section + // (import "e" "f" (func 0 (type 0))) + 1, + 1, + 101, + 1, + 102, + 0, + 0, + 7, + 5, // export section + // (export "f" (func 0 (type 0))) + 1, + 1, + 102, + 0, + 0 + ); + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + e: { + f: func, + }, + }); + var wrappedFunc = instance.exports['f']; + return wrappedFunc; + }; + + /** @param {string=} sig */ var addFunction = (func, sig) => { + // Check if the function is already in the table, to ensure each function + // gets a unique index. + var rtn = getFunctionAddress(func); + if (rtn) { + return rtn; + } + // It's not in the table, add it now. + var ret = getEmptyTableSlot(); + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + functionsInTableMap.set(func, ret); + return ret; + }; + + /** @param {boolean=} replace */ var updateGOT = (exports, replace) => { + for (var symName in exports) { + if (isInternalSym(symName)) { + continue; + } + var value = exports[symName]; + var existingEntry = GOT[symName] && GOT[symName].value != -1; + if (replace || !existingEntry) { + var newValue; + if (typeof value == 'function') { + newValue = addFunction(value); + } else if (typeof value == 'number') { + newValue = value; + } else { + // The GOT can only contain addresses (i.e data addresses or function + // addresses so we currently ignore other types export here. + continue; + } + GOT[symName] ??= new WebAssembly.Global({ + value: 'i32', + mutable: true, + }); + GOT[symName].value = newValue; + } + } + }; + + var isImmutableGlobal = (val) => { + if (val instanceof WebAssembly.Global) { + try { + val.value = val.value; + } catch { + return true; + } + } + return false; + }; + + var relocateExports = (exports, memoryBase = 0) => { + function relocateExport(name, value) { + // Detect immuable wasm global exports. These represent data addresses + // which are relative to `memoryBase` + if (isImmutableGlobal(value)) { + return value.value + memoryBase; + } + // Return unmodified value (no relocation required). + return value; + } + var relocated = {}; + for (var e in exports) { + relocated[e] = relocateExport(e, exports[e]); + } + return relocated; + }; + + var isSymbolDefined = (symName) => { + // Ignore 'stub' symbols that are auto-generated as part of the original + // `wasmImports` used to instantiate the main module. + var existing = wasmImports[symName]; + if (!existing || existing.stub) { + return false; + } + // Even if a symbol exists in wasmImports, and is not itself a stub, it + // could be an ASYNCIFY wrapper function that wraps a stub function. + if (symName in asyncifyStubs && !asyncifyStubs[symName]) { + return false; + } + return true; + }; + + var createNamedFunction = (name, func) => + Object.defineProperty(func, 'name', { + value: name, + }); + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var createInvokeFunction = + (sig) => + (ptr, ...args) => { + var sp = stackSave(); + try { + return dynCall(sig, ptr, args); + } catch (e) { + stackRestore(sp); + // Create a try-catch guard that rethrows the Emscripten EH exception. + // Exceptions thrown from C++ will be a pointer (number) and longjmp + // will throw the number Infinity. Use the compact and fast "e !== e+0" + // test to check if e was not a Number. + if (e !== e + 0) throw e; + _setThrew(1, 0); + // In theory this if statement could be done on + // creating the function, but I just added this to + // save wasting code space as it only happens on exception. + if (sig[0] == 'j') return 0n; + } + }; + + var resolveGlobalSymbol = (symName, direct = false) => { + var sym; + if (isSymbolDefined(symName)) { + sym = wasmImports[symName]; + } else if (symName.startsWith('invoke_')) { + // Create (and cache) new invoke_ functions on demand. + sym = wasmImports[symName] = createNamedFunction( + symName, + createInvokeFunction(symName.split('_')[1]) + ); + } + return { + sym, + name: symName, + }; + }; + + var onPostCtors = []; + + var addOnPostCtor = (cb) => onPostCtors.push(cb); + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index. + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ''; + + /** + * @param {string=} libName + * @param {Object=} localScope + * @param {number=} handle + */ var loadWebAssemblyModule = ( + binary, + flags, + libName, + localScope, + handle + ) => { + var metadata = getDylinkMetadata(binary); + // loadModule loads the wasm module after all its dependencies have been loaded. + // can be called both sync/async. + function loadModule() { + // alignments are powers of 2 + var memAlign = Math.pow(2, metadata.memoryAlign); + // prepare memory + var memoryBase = metadata.memorySize + ? alignMemory( + getMemory(metadata.memorySize + memAlign), + memAlign + ) + : 0; + // TODO: add to cleanups + var tableBase = metadata.tableSize ? wasmTable.length : 0; + if (handle) { + HEAP8[handle + 8] = 1; + HEAPU32[(handle + 12) >> 2] = memoryBase; + HEAP32[(handle + 16) >> 2] = metadata.memorySize; + HEAPU32[(handle + 20) >> 2] = tableBase; + HEAP32[(handle + 24) >> 2] = metadata.tableSize; + } + if (metadata.tableSize) { + wasmTable.grow(metadata.tableSize); + } + // This is the export map that we ultimately return. We declare it here + // so it can be used within resolveSymbol. We resolve symbols against + // this local symbol map in the case there they are not present on the + // global Module object. We need this fallback because Modules sometime + // need to import their own symbols + var moduleExports; + function resolveSymbol(sym) { + var resolved = resolveGlobalSymbol(sym).sym; + if (!resolved && localScope) { + resolved = localScope[sym]; + } + if (!resolved) { + resolved = moduleExports[sym]; + } + return resolved; + } + // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be + // not needed if we require that if A wants symbols from B it has to link + // to B explicitly: similarly to -Wl,--no-undefined) + // wasm dynamic libraries are pure wasm, so they cannot assist in + // their own loading. When side module A wants to import something + // provided by a side module B that is loaded later, we need to + // add a layer of indirection, but worse, we can't even tell what + // to add the indirection for, without inspecting what A's imports + // are. To do that here, we use a JS proxy (another option would + // be to inspect the binary directly). + var proxyHandler = { + get(stubs, prop) { + // symbols that should be local to this module + switch (prop) { + case '__memory_base': + return memoryBase; + + case '__table_base': + return tableBase; + } + if (prop in wasmImports && !wasmImports[prop].stub) { + // No stub needed, symbol already exists in symbol table + var res = wasmImports[prop]; + // Asyncify wraps exports, and we need to look through those wrappers. + if (res.orig) { + res = res.orig; + } + return res; + } + // Return a stub function that will resolve the symbol + // when first called. + if (!(prop in stubs)) { + var resolved; + stubs[prop] = (...args) => { + resolved ||= resolveSymbol(prop); + return resolved(...args); + }; + } + return stubs[prop]; + }, + }; + var proxy = new Proxy({}, proxyHandler); + currentModuleWeakSymbols = metadata.weakImports; + var info = { + 'GOT.mem': new Proxy({}, GOTHandler), + 'GOT.func': new Proxy({}, GOTHandler), + env: proxy, + wasi_snapshot_preview1: proxy, + }; + function postInstantiation(module, instance) { + // add new entries to functionsInTableMap + updateTableMap(tableBase, metadata.tableSize); + moduleExports = relocateExports(instance.exports, memoryBase); + updateGOT(moduleExports); + moduleExports = Asyncify.instrumentWasmExports(moduleExports); + if (!flags.allowUndefined) { + reportUndefinedSymbols(); + } + function addEmAsm(addr, body) { + var args = []; + for (var arity = 0; ; arity++) { + var argName = '$' + arity; + if (!body.includes(argName)) break; + args.push(argName); + } + args = args.join(','); + var func = `(${args}) => { ${body} };`; + ASM_CONSTS[start] = eval(func); + } + // Add any EM_ASM function that exist in the side module + if ('__start_em_asm' in moduleExports) { + var start = moduleExports['__start_em_asm']; + var stop = moduleExports['__stop_em_asm']; + while (start < stop) { + var jsString = UTF8ToString(start); + addEmAsm(start, jsString); + start = HEAPU8.indexOf(0, start) + 1; + } + } + function addEmJs(name, cSig, body) { + // The signature here is a C signature (e.g. "(int foo, char* bar)"). + // See `create_em_js` in emcc.py` for the build-time version of this + // code. + var jsArgs = []; + cSig = cSig.slice(1, -1); + if (cSig != 'void') { + cSig = cSig.split(','); + for (var arg of cSig) { + var jsArg = arg.split(' ').pop(); + jsArgs.push(jsArg.replace('*', '')); + } + } + var func = `(${jsArgs}) => ${body};`; + moduleExports[name] = eval(func); + } + for (var name in moduleExports) { + if (name.startsWith('__em_js__')) { + var start = moduleExports[name]; + var jsString = UTF8ToString(start); + // EM_JS strings are stored in the data section in the form + // SIG<::>BODY. + var [sig, body] = jsString.split('<::>'); + addEmJs(name.replace('__em_js__', ''), sig, body); + delete moduleExports[name]; + } + } + // initialize the module + var applyRelocs = moduleExports['__wasm_apply_data_relocs']; + if (applyRelocs) { + if (runtimeInitialized) { + applyRelocs(); + } else { + __RELOC_FUNCS__.push(applyRelocs); + } + } + var init = moduleExports['__wasm_call_ctors']; + if (init) { + if (runtimeInitialized) { + init(); + } else { + // we aren't ready to run compiled code yet + addOnPostCtor(init); + } + } + return moduleExports; + } + if (flags.loadAsync) { + return (async () => { + var instance; + if (binary instanceof WebAssembly.Module) { + instance = new WebAssembly.Instance(binary, info); + } else { + // Destructuring assignment without declaration has to be wrapped + // with parens or parser will treat the l-value as an object + // literal instead. + ({ module: binary, instance } = + await WebAssembly.instantiate(binary, info)); + } + return postInstantiation(binary, instance); + })(); + } + var module = + binary instanceof WebAssembly.Module + ? binary + : new WebAssembly.Module(binary); + var instance = new WebAssembly.Instance(module, info); + return postInstantiation(module, instance); + } + // We need to set rpath in flags based on the current library's rpath. + // We can't mutate flags or else if a depends on b and c and b depends on d, + // then c will be loaded with b's rpath instead of a's. + flags = { + ...flags, + rpath: { + parentLibPath: libName, + paths: metadata.runtimePaths, + }, + }; + // now load needed libraries and the module itself. + if (flags.loadAsync) { + return metadata.neededDynlibs + .reduce( + (chain, dynNeeded) => + chain.then(() => + loadDynamicLibrary(dynNeeded, flags, localScope) + ), + Promise.resolve() + ) + .then(loadModule); + } + for (var needed of metadata.neededDynlibs) { + loadDynamicLibrary(needed, flags, localScope); + } + return loadModule(); + }; + + var mergeLibSymbols = (exports, libName) => { + registerDynCallSymbols(exports); + // add symbols into global namespace TODO: weak linking etc. + for (var [sym, exp] of Object.entries(exports)) { + // When RTLD_GLOBAL is enabled, the symbols defined by this shared object + // will be made available for symbol resolution of subsequently loaded + // shared objects. + // We should copy the symbols (which include methods and variables) from + // SIDE_MODULE to MAIN_MODULE. + const setImport = (target) => { + if (target in asyncifyStubs) { + asyncifyStubs[target] = exp; + } + if (!isSymbolDefined(target)) { + wasmImports[target] = exp; + } + }; + setImport(sym); + // Special case for handling of main symbol: If a side module exports + // `main` that also acts a definition for `__main_argc_argv` and vice + // versa. + const main_alias = '__main_argc_argv'; + if (sym == 'main') { + setImport(main_alias); + } + if (sym == main_alias) { + setImport('main'); + } + } + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + var preloadPlugins = []; + + var registerWasmPlugin = () => { + // Use string keys here for public methods to avoid minification since the + // plugin consumer also uses string keys. + var wasmPlugin = { + promiseChainEnd: Promise.resolve(), + canHandle: (name) => + !Module['noWasmDecoding'] && name.endsWith('.so'), + handle: async ( + byteArray, + name // loadWebAssemblyModule can not load modules out-of-order, so rather + ) => + // than just running the promises in parallel, this makes a chain of + // promises to run in series. + (wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then( + async () => { + try { + var exports = await loadWebAssemblyModule( + byteArray, + { + loadAsync: true, + nodelete: true, + }, + name, + {} + ); + } catch (error) { + throw new Error( + `failed to instantiate wasm: ${name}: ${error}` + ); + } + preloadedWasm[name] = exports; + return byteArray; + } + )), + }; + preloadPlugins.push(wasmPlugin); + }; + + var preloadedWasm = {}; + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.slice(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.slice(0, -1); + } + return root + dir; + }, + basename: (path) => path && path.match(/([^\/]+|\/)\/*$/)[1], + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var replaceORIGIN = (parentLibName, rpath) => { + if (rpath.startsWith('$ORIGIN')) { + // TODO: what to do if we only know the relative path of the file? It will return "." here. + var origin = PATH.dirname(parentLibName); + return rpath.replace('$ORIGIN', origin); + } + return rpath; + }; + + var withStackSave = (f) => { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.codePointAt(i); + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + i++; + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var initRandomFill = () => (view) => crypto.getRandomValues(view); + + var randomFill = (view) => { + // Lazily init on the first invocation. + (randomFill = initRandomFill())(view); + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).slice(1); + to = PATH_FS.resolve(to).slice(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + /** @type {function(string, boolean=, number=)} */ var intArrayFromString = + (stringy, dontAddNull, length) => { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + }; + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + shutdown() {}, + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key] != null) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + if (!MEMFS.doesNotExistError) { + MEMFS.doesNotExistError = new FS.ErrnoError(44); + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + } + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants')['fs']; + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + getattr(func, node) { + var stat = NODEFS.tryFSOperation(func); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: node.id, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(arg, node, attr, chmod, utimes, truncate, stat) { + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + chmod(arg, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (typeof (attr.atime ?? attr.mtime) === 'number') { + // Unfortunately, we have to stat the current value if we don't want + // to change it. On top of that, since the times don't round trip + // this will only keep the value nearly unchanged not exactly + // unchanged. See: + // https://github.com/nodejs/node/issues/56492 + var atime = new Date(attr.atime ?? stat(arg).atime); + var mtime = new Date(attr.mtime ?? stat(arg).mtime); + utimes(arg, atime, mtime); + } + if (attr.size !== undefined) { + truncate(arg, attr.size); + } + }); + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + return NODEFS.getattr(() => fs.lstatSync(path), node); + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + if (attr.mode != null && attr.dontFollow) { + throw new FS.ErrnoError(52); + } + NODEFS.setattr( + path, + node, + attr, + fs.chmodSync, + fs.utimesSync, + fs.truncateSync, + fs.lstatSync + ); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + getattr(stream) { + return NODEFS.getattr( + () => fs.fstatSync(stream.nfd), + stream.node + ); + }, + setattr(stream, attr) { + NODEFS.setattr( + stream.nfd, + stream.node, + attr, + fs.fchmodSync, + fs.futimesSync, + fs.ftruncateSync, + fs.fstatSync + ); + }, + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if (stream.nfd && --stream.shared.refcount === 0) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS_createDataFile = (...args) => FS.createDataFile(...args); + + var getUniqueRunDependency = (id) => id; + + var FS_handledByPreloadPlugin = async (byteArray, fullname) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + for (var plugin of preloadPlugins) { + if (plugin['canHandle'](fullname)) { + return plugin['handle'](byteArray, fullname); + } + } + // In no plugin handled this file then return the original/unmodified + // byteArray. + return byteArray; + }; + + var FS_preloadFile = async ( + parent, + name, + url, + canRead, + canWrite, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + addRunDependency(dep); + try { + var byteArray = url; + if (typeof url == 'string') { + byteArray = await asyncLoad(url); + } + byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + } finally { + removeRunDependency(dep); + } + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + FS_preloadFile( + parent, + name, + url, + canRead, + canWrite, + dontCreateFile, + canOwn, + preFinish + ) + .then(onload) + .catch(onerror); + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) { + throw new FS.ErrnoError(44); + } + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '.') { + continue; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + if (FS.isRoot(current)) { + path = + current_path + + '/' + + parts.slice(i + 1).join('/'); + // We're making progress here, don't let many consecutive ..'s + // lead to ELOOP + nlinks--; + continue linkloop; + } else { + current = current.parent; + } + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || + flags & (512 | 64) + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + checkOpExists(op, err) { + if (!op) { + throw new FS.ErrnoError(err); + } + return op; + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + doSetAttr(stream, node, attr) { + var setattr = stream?.stream_ops.setattr; + var arg = setattr ? stream : node; + setattr ??= node.node_ops.setattr; + FS.checkOpExists(setattr, 63); + setattr(arg, attr); + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + for (var mount of mounts) { + if (mount.type.syncfs) { + mount.type.syncfs(mount, populate, done); + } else { + done(null); + } + } + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + for (var [hash, current] of Object.entries(FS.nameTable)) { + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + } + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name) { + throw new FS.ErrnoError(28); + } + if (name === '.' || name === '..') { + throw new FS.ErrnoError(20); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + return FS.statfsNode( + FS.lookupPath(path, { + follow: true, + }).node + ); + }, + statfsStream(stream) { + // We keep a separate statfsStream function because noderawfs overrides + // it. In noderawfs, stream.node is sometimes null. Instead, we need to + // look at stream.path. + return FS.statfsNode(stream.node); + }, + statfsNode(node) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. Currently nodefs and rawfs replace these defaults, + // other file systems leave them alone. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + if (node.node_ops.statfs) { + Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var dir of dirs) { + if (!dir) continue; + if (d || PATH.isAbs(path)) d += '/'; + d += dir; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + var readdir = FS.checkOpExists(node.node_ops.readdir, 54); + return readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + var getattr = FS.checkOpExists(node.node_ops.getattr, 63); + return getattr(node); + }, + fstat(fd) { + var stream = FS.getStreamChecked(fd); + var node = stream.node; + var getattr = stream.stream_ops.getattr; + var arg = getattr ? stream : node; + getattr ??= node.node_ops.getattr; + FS.checkOpExists(getattr, 63); + return getattr(arg); + }, + lstat(path) { + return FS.stat(path, true); + }, + doChmod(stream, node, mode, dontFollow) { + FS.doSetAttr(stream, node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + dontFollow, + }); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + FS.doChmod(null, node, mode, dontFollow); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.doChmod(stream, stream.node, mode, false); + }, + doChown(stream, node, dontFollow) { + FS.doSetAttr(stream, node, { + timestamp: Date.now(), + dontFollow, + }); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + FS.doChown(null, node, dontFollow); + }, + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.doChown(stream, stream.node, false); + }, + doTruncate(stream, node, len) { + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.doSetAttr(stream, node, { + size: len, + timestamp: Date.now(), + }); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + FS.doTruncate(null, node, len); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if (len < 0 || (stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.doTruncate(stream, stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + var setattr = FS.checkOpExists(node.node_ops.setattr, 63); + setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + var isDirPath; + if (typeof path == 'object') { + node = path; + } else { + isDirPath = path.endsWith('/'); + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else if (isDirPath) { + throw new FS.ErrnoError(31); + } else { + // node doesn't exist, try to create it + // Ignore the permission bits here to ensure we can `open` this new + // file below. We use chmod below the apply the permissions once the + // file is open. + node = FS.mknod(path, mode | 511, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (created) { + FS.chmod(node, mode & 511); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + abort(`Invalid encoding type "${opts.encoding}"`); + } + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + buf = UTF8ArrayToString(buf); + } + FS.close(stream); + return buf; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + data = new Uint8Array(intArrayFromString(data, true)); + } + if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + abort('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomFill(randomBuffer); + randomLeft = randomBuffer.byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var stream of FS.streams) { + if (stream) { + FS.close(stream); + } + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + if (e.errno != 20) throw e; + } + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (globalThis.XMLHttpRequest) { + abort( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + abort( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + abort( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + abort( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + abort( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + abort('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (globalThis.XMLHttpRequest) { + if (!ENVIRONMENT_IS_WORKER) + abort( + 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc' + ); + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + for (const [key, fn] of Object.entries(node.stream_ops)) { + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + } + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + var findLibraryFS = (libName, rpath) => { + // If we're preloading a dynamic library, the runtime is not ready to call + // __wasmfs_identify or __emscripten_find_dylib. So just quit out. + // This means that DT_NEEDED for the main module and transitive dependencies + // of it won't work with this code path. Similarly, it means that calling + // loadDynamicLibrary in a preRun hook can't use this code path. + if (!runtimeInitialized) { + return undefined; + } + if (PATH.isAbs(libName)) { + try { + FS.lookupPath(libName); + return libName; + } catch (e) { + return undefined; + } + } + var rpathResolved = (rpath?.paths || []).map((p) => + replaceORIGIN(rpath?.parentLibPath, p) + ); + return withStackSave(() => { + // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. + // So we use the same size here. + var bufSize = 2 * 255 + 2; + var buf = stackAlloc(bufSize); + var rpathC = stringToUTF8OnStack(rpathResolved.join(':')); + var libNameC = stringToUTF8OnStack(libName); + var resLibNameC = __emscripten_find_dylib( + buf, + rpathC, + libNameC, + bufSize + ); + return resLibNameC ? UTF8ToString(resLibNameC) : undefined; + }); + }; + + var registerDynCallSymbols = (exports) => { + for (var [sym, exp] of Object.entries(exports)) { + if (sym.startsWith('dynCall_')) { + var sig = sym.substring(8); + if (!dynCalls.hasOwnProperty(sig)) { + dynCalls[sig] = exp; + } + } + } + }; + + /** + * @param {number=} handle + * @param {Object=} localScope + */ function loadDynamicLibrary( + libName, + flags = { + global: true, + nodelete: true, + }, + localScope, + handle + ) { + // when loadDynamicLibrary did not have flags, libraries were loaded + // globally & permanently + var dso = LDSO.loadedLibsByName[libName]; + if (dso) { + // the library is being loaded or has been loaded already. + if (!flags.global) { + if (localScope) { + Object.assign(localScope, dso.exports); + } + registerDynCallSymbols(dso.exports); + } else if (!dso.global) { + // The library was previously loaded only locally but not + // we have a request with global=true. + dso.global = true; + mergeLibSymbols(dso.exports, libName); + } + // same for "nodelete" + if (flags.nodelete && dso.refcount !== Infinity) { + dso.refcount = Infinity; + } + dso.refcount++; + if (handle) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return flags.loadAsync ? Promise.resolve(true) : true; + } + // allocate new DSO + dso = newDSO(libName, handle, 'loading'); + dso.refcount = flags.nodelete ? Infinity : 1; + dso.global = flags.global; + // libName -> libData + function loadLibData() { + // for wasm, we can use fetch for async, but for fs mode we can only imitate it + if (handle) { + var data = HEAPU32[(handle + 28) >> 2]; + var dataSize = HEAPU32[(handle + 32) >> 2]; + if (data && dataSize) { + var libData = HEAP8.slice(data, data + dataSize); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + } + var f = findLibraryFS(libName, flags.rpath); + if (f) { + var libData = FS.readFile(f, { + encoding: 'binary', + }); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + var libFile = locateFile(libName); + if (flags.loadAsync) { + return asyncLoad(libFile); + } + // load the binary synchronously + if (!readBinary) { + throw new Error( + `${libFile}: file not found, and synchronous loading of external files is not available` + ); + } + return readBinary(libFile); + } + // libName -> exports + function getExports() { + // lookup preloaded cache first + var preloaded = preloadedWasm[libName]; + if (preloaded) { + return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; + } + // module not preloaded - load lib data and create new module from it + if (flags.loadAsync) { + return loadLibData().then((libData) => + loadWebAssemblyModule( + libData, + flags, + libName, + localScope, + handle + ) + ); + } + return loadWebAssemblyModule( + loadLibData(), + flags, + libName, + localScope, + handle + ); + } + // module for lib is loaded - update the dso & global namespace + function moduleLoaded(exports) { + if (dso.global) { + mergeLibSymbols(exports, libName); + } else if (localScope) { + Object.assign(localScope, exports); + registerDynCallSymbols(exports); + } + dso.exports = exports; + } + if (flags.loadAsync) { + return getExports().then((exports) => { + moduleLoaded(exports); + return true; + }); + } + moduleLoaded(getExports()); + return true; + } -var reportUndefinedSymbols = () => { - for (var [symName, entry] of Object.entries(GOT)) { - if (entry.value == -1) { - var value = resolveGlobalSymbol(symName, true).sym; - if (!value && !entry.required) { - // Ignore undefined symbols that are imported as weak. - entry.value = 0; - continue; - } - if (typeof value == "function") { - /** @suppress {checkTypes} */ entry.value = addFunction(value, value.sig); - } else if (typeof value == "number") { - entry.value = value; - } else { - throw new Error(`bad export type for '${symName}': ${typeof value} (${value})`); - } - } - } -}; - -var loadDylibs = async () => { - if (!dynamicLibraries.length) { - reportUndefinedSymbols(); - return; - } - addRunDependency("loadDylibs"); - // Load binaries asynchronously - for (var lib of dynamicLibraries) { - await loadDynamicLibrary(lib, { - loadAsync: true, - global: true, - nodelete: true, - allowUndefined: true - }); - } - // we got them all, wonderful - reportUndefinedSymbols(); - removeRunDependency("loadDylibs"); -}; - -var noExitRuntime = false; - -var ___assert_fail = (condition, filename, line, func) => abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); - -___assert_fail.sig = "vppip"; - -var ___asyncify_data = new WebAssembly.Global({ - "value": "i32", - "mutable": true -}, 0); - -var ___asyncify_state = new WebAssembly.Global({ - "value": "i32", - "mutable": true -}, 0); - -var ___call_sighandler = (fp, sig) => (a1 => dynCall_vi(fp, a1))(sig); - -___call_sighandler.sig = "vpi"; - -var exceptionLast = 0; - -class ExceptionInfo { - // excPtr - Thrown object pointer to wrap. Metadata pointer is calculated from it. - constructor(excPtr) { - this.excPtr = excPtr; - this.ptr = excPtr - 24; - } - set_type(type) { - HEAPU32[(((this.ptr) + (4)) >> 2)] = type; - } - get_type() { - return HEAPU32[(((this.ptr) + (4)) >> 2)]; - } - set_destructor(destructor) { - HEAPU32[(((this.ptr) + (8)) >> 2)] = destructor; - } - get_destructor() { - return HEAPU32[(((this.ptr) + (8)) >> 2)]; - } - set_caught(caught) { - caught = caught ? 1 : 0; - HEAP8[(this.ptr) + (12)] = caught; - } - get_caught() { - return HEAP8[(this.ptr) + (12)] != 0; - } - set_rethrown(rethrown) { - rethrown = rethrown ? 1 : 0; - HEAP8[(this.ptr) + (13)] = rethrown; - } - get_rethrown() { - return HEAP8[(this.ptr) + (13)] != 0; - } - // Initialize native structure fields. Should be called once after allocated. - init(type, destructor) { - this.set_adjusted_ptr(0); - this.set_type(type); - this.set_destructor(destructor); - } - set_adjusted_ptr(adjustedPtr) { - HEAPU32[(((this.ptr) + (16)) >> 2)] = adjustedPtr; - } - get_adjusted_ptr() { - return HEAPU32[(((this.ptr) + (16)) >> 2)]; - } -} + var reportUndefinedSymbols = () => { + for (var [symName, entry] of Object.entries(GOT)) { + if (entry.value == -1) { + var value = resolveGlobalSymbol(symName, true).sym; + if (!value && !entry.required) { + // Ignore undefined symbols that are imported as weak. + entry.value = 0; + continue; + } + if (typeof value == 'function') { + /** @suppress {checkTypes} */ entry.value = addFunction( + value, + value.sig + ); + } else if (typeof value == 'number') { + entry.value = value; + } else { + throw new Error( + `bad export type for '${symName}': ${typeof value} (${value})` + ); + } + } + } + }; + + var loadDylibs = async () => { + if (!dynamicLibraries.length) { + reportUndefinedSymbols(); + return; + } + addRunDependency('loadDylibs'); + // Load binaries asynchronously + for (var lib of dynamicLibraries) { + await loadDynamicLibrary(lib, { + loadAsync: true, + global: true, + nodelete: true, + allowUndefined: true, + }); + } + // we got them all, wonderful + reportUndefinedSymbols(); + removeRunDependency('loadDylibs'); + }; + + var noExitRuntime = false; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + ___assert_fail.sig = 'vppip'; + + var ___asyncify_data = new WebAssembly.Global( + { + value: 'i32', + mutable: true, + }, + 0 + ); + + var ___asyncify_state = new WebAssembly.Global( + { + value: 'i32', + mutable: true, + }, + 0 + ); + + var ___call_sighandler = (fp, sig) => ((a1) => dynCall_vi(fp, a1))(sig); + + ___call_sighandler.sig = 'vpi'; + + var exceptionLast = 0; + + class ExceptionInfo { + // excPtr - Thrown object pointer to wrap. Metadata pointer is calculated from it. + constructor(excPtr) { + this.excPtr = excPtr; + this.ptr = excPtr - 24; + } + set_type(type) { + HEAPU32[(this.ptr + 4) >> 2] = type; + } + get_type() { + return HEAPU32[(this.ptr + 4) >> 2]; + } + set_destructor(destructor) { + HEAPU32[(this.ptr + 8) >> 2] = destructor; + } + get_destructor() { + return HEAPU32[(this.ptr + 8) >> 2]; + } + set_caught(caught) { + caught = caught ? 1 : 0; + HEAP8[this.ptr + 12] = caught; + } + get_caught() { + return HEAP8[this.ptr + 12] != 0; + } + set_rethrown(rethrown) { + rethrown = rethrown ? 1 : 0; + HEAP8[this.ptr + 13] = rethrown; + } + get_rethrown() { + return HEAP8[this.ptr + 13] != 0; + } + // Initialize native structure fields. Should be called once after allocated. + init(type, destructor) { + this.set_adjusted_ptr(0); + this.set_type(type); + this.set_destructor(destructor); + } + set_adjusted_ptr(adjustedPtr) { + HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr; + } + get_adjusted_ptr() { + return HEAPU32[(this.ptr + 16) >> 2]; + } + } -var setTempRet0 = val => __emscripten_tempret_set(val); - -var findMatchingCatch = args => { - var thrown = exceptionLast; - if (!thrown) { - // just pass through the null ptr - setTempRet0(0); - return 0; - } - var info = new ExceptionInfo(thrown); - info.set_adjusted_ptr(thrown); - var thrownType = info.get_type(); - if (!thrownType) { - // just pass through the thrown ptr - setTempRet0(0); - return thrown; - } - // can_catch receives a **, add indirection - // The different catch blocks are denoted by different types. - // Due to inheritance, those types may not precisely match the - // type of the thrown object. Find one which matches, and - // return the type of the catch block which should be called. - for (var caughtType of args) { - if (caughtType === 0 || caughtType === thrownType) { - // Catch all clause matched or exactly the same type is caught - break; - } - var adjusted_ptr_addr = info.ptr + 16; - if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { - setTempRet0(caughtType); - return thrown; - } - } - setTempRet0(thrownType); - return thrown; -}; - -var ___cxa_find_matching_catch_2 = () => findMatchingCatch([]); - -___cxa_find_matching_catch_2.sig = "p"; - -var ___resumeException = ptr => { - if (!exceptionLast) { - exceptionLast = ptr; - } - throw exceptionLast; -}; - -___resumeException.sig = "vp"; - -var SOCKFS = { - websocketArgs: {}, - callbacks: {}, - on(event, callback) { - SOCKFS.callbacks[event] = callback; - }, - emit(event, param) { - SOCKFS.callbacks[event]?.(param); - }, - mount(mount) { - // The incomming Module['websocket'] can be used for configuring - // configuring subprotocol/url, etc - SOCKFS.websocketArgs = Module["websocket"] || {}; - // Add the Event registration mechanism to the exported websocket configuration - // object so we can register network callbacks from native JavaScript too. - // For more documentation see system/include/emscripten/emscripten.h - (Module["websocket"] ??= {})["on"] = SOCKFS.on; - return FS.createNode(null, "/", 16895, 0); - }, - createSocket(family, type, protocol) { - // Emscripten only supports AF_INET - if (family != 2) { - throw new FS.ErrnoError(5); - } - type &= ~526336; - // Some applications may pass it; it makes no sense for a single process. - // Emscripten only supports SOCK_STREAM and SOCK_DGRAM - if (type != 1 && type != 2) { - throw new FS.ErrnoError(28); - } - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - // create our internal socket structure - var sock = { - family, - type, - protocol, - server: null, - error: null, - // Used in getsockopt for SOL_SOCKET/SO_ERROR test - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - // create the filesystem node to store the socket structure - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - // and the wrapping stream that enables library functions such - // as read and write to indirectly interact with the socket - var stream = FS.createStream({ - path: name, - node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - // map the new stream to the socket structure (sockets have a 1:1 - // relationship with a stream) - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - // socket is closed - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return `socket[${SOCKFS.nextname.current++}]`; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - // for sockets that've already connected (e.g. we're the server) - // we can inspect the _socket property for the address - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - // create the actual websocket object and connect - try { - // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' - // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. - var url = "ws://".replace("#", "//"); - // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. - var subProtocols = "binary"; - // The default value is 'binary' - // The default WebSocket options - var opts = undefined; - // Fetch runtime WebSocket URL config. - if("function"===typeof SOCKFS.websocketArgs["url"]) { -url = SOCKFS.websocketArgs["url"](...arguments); -}else if ("string" === typeof SOCKFS.websocketArgs["url"]) { - url = SOCKFS.websocketArgs["url"]; - } - // Fetch runtime WebSocket subprotocol config. - if (SOCKFS.websocketArgs["subprotocol"]) { - subProtocols = SOCKFS.websocketArgs["subprotocol"]; - } else if (SOCKFS.websocketArgs["subprotocol"] === null) { - subProtocols = "null"; - } - if (url === "ws://" || url === "wss://") { - // Is the supplied URL config just a prefix, if so complete it. - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - if (subProtocols !== "null") { - // The regex trims the string (removes spaces at the beginning and end, then splits the string by - // , into an Array. Whitespace removal is important for Websockify and ws. - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - // If node we use the ws library. - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr, - port, - socket: ws, - msg_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - // if this is a bound dgram socket, send the port number first to allow - // us to override the ephemeral port reported to us by remotePort on the - // remote end. - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.msg_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - sock.connecting = false; - SOCKFS.emit("open", sock.stream.fd); - try { - var queued = peer.msg_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.msg_send_queue.shift(); - } - } catch (e) { - // not much we can do here in the way of proper error handling as we've already - // lied and said this data was sent. shut it down. - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - // should be utf-8 - data = encoder.encode(data); - } else { - if (data.byteLength == 0) { - // An empty ArrayBuffer will emit a pseudo disconnect event - // as recv/recvmsg will return zero which indicates that a socket - // has performed a shutdown although the connection has not been disconnected yet. - return; - } - data = new Uint8Array(data); - } - // if this is the port message, override the peer's port with it - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - // update the peer's port and it's key in the peer map - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data - }); - SOCKFS.emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - SOCKFS.emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - // Although the ws library may pass errors that may be more descriptive than - // ECONNREFUSED they are not necessarily the expected error code e.g. - // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED - // is still probably the most useful thing to do. - sock.error = 14; - // Used in getsockopt for SOL_SOCKET/SO_ERROR test. - SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - SOCKFS.emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - // The WebSocket spec only allows a 'simple event' to be thrown on error, - // so we only really know as much as ECONNREFUSED. - sock.error = 14; - // Used in getsockopt for SOL_SOCKET/SO_ERROR test. - SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - // listen sockets should only say they're available for reading - // if there are pending clients. - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? // we only care about the socket state for connection-based sockets - SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || // connection-less sockets are always ready to read - (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - // let recv return 0 once closed - mask |= (64 | 1); - } - if (!dest || // connection-less sockets are always ready to write - (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - // When an non-blocking connect fails mark the socket as writable. - // Its up to the calling code to then use getsockopt with SO_ERROR to - // retrieve the error. - // See https://man7.org/linux/man-pages/man2/connect.2.html - if (sock.connecting) { - mask |= 4; - } else { - mask |= 16; - } - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - case 21537: - var on = HEAP32[((arg) >> 2)]; - if (on) { - sock.stream.flags |= 2048; - } else { - sock.stream.flags &= ~2048; - } - return 0; - - default: - return 28; - } - }, - close(sock) { - // if we've spawned a listen server, close it - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - // close any peer connections - for (var peer of Object.values(sock.peers)) { - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - // in order to emulate dgram sockets, we need to launch a listen server when - // binding on a connection-less socket - // note: this is only required on the server side - if (sock.type === 2) { - // close the existing server if it exists - if (sock.server) { - sock.server.close(); - sock.server = null; - } - // swallow error operation not supported error that occurs when binding in the - // browser where this isn't supported - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - // TODO autobind - // if (!sock.addr && sock.type == 2) { - // } - // early out if we're already connected / in the middle of connecting - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - // add the socket to our peer list and set our - // destination address / port to match - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - // because we cannot synchronously block to wait for the WebSocket - // connection to complete, we return here pretending that the connection - // was a success. - sock.connecting = true; - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host, - port: sock.sport - }); - SOCKFS.emit("listen", sock.stream.fd); - // Send Event with listen fd. - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - // create a peer on the new socket - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - // push to queue for accept to pick up - sock.pending.push(newsock); - SOCKFS.emit("connection", newsock.stream.fd); - } else { - // create a peer on the listen socket so calling sendto - // with the listen socket and an address will resolve - // to the correct client - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - SOCKFS.emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - SOCKFS.emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - // Although the ws library may pass errors that may be more descriptive than - // ECONNREFUSED they are not necessarily the expected error code e.g. - // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH - // is still probably the most useful thing to do. This error shouldn't - // occur in a well written app as errors should get trapped in the compiled - // app's own getaddrinfo call. - sock.error = 23; - // Used in getsockopt for SOL_SOCKET/SO_ERROR test. - SOCKFS.emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - // TODO saddr and sport will be set for bind()'d UDP sockets, but what - // should we be returning for TCP sockets that've been connect()'d? - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr, - port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - // connection-less sockets will honor the message address, - // and otherwise fall back to the bound destination address - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - // if there was no address to fall back to, error out - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - // connection-based sockets will only use the bound - addr = sock.daddr; - port = sock.dport; - } - // find the peer for the destination address - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - // early out if not connected with a connection-based socket - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } - } - // create a copy of the incoming data to send, as the WebSocket API - // doesn't work entirely with an ArrayBufferView, it'll just send - // the entire underlying buffer - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data = buffer.slice(offset, offset + length); - // if we don't have a cached connectionless UDP datagram connection, or - // the TCP socket is still connecting, queue the message to be sent upon - // connect, and lie, saying the data was sent now. - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - // if we're not connected, open a new connection - if (sock.type === 2) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - } - dest.msg_send_queue.push(data); - return length; - } - try { - // send the actual data - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html - if (sock.type === 1 && sock.server) { - // tcp servers should not be recv()'ing on the listen socket - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - // if we have a destination address but are not connected, error out - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - // return null if the socket has closed - return null; - } - // else, our socket is in a valid state but truly has nothing available - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - // queued.data will be an ArrayBuffer if it's unadulterated, but if it's - // requeued TCP data it'll be an ArrayBufferView - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - // push back any unread data for TCP connections - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - // Z placeholder to keep track of zeros when splitting the string on ":" - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - // parse IPv4 embedded stress - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = Number(words[words.length - 4]) + Number(words[words.length - 3]) * 256; - words[words.length - 3] = Number(words[words.length - 2]) + Number(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - // compressed zeros - write appropriate number of zero words - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - // parse hex to field to 16-bit value and write it in network byte-order - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - // parsed IPv4 words - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - // See if this name is already mapped. - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + var setTempRet0 = (val) => __emscripten_tempret_set(val); + + var findMatchingCatch = (args) => { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var caughtType of args) { + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; + }; + + var ___cxa_find_matching_catch_2 = () => findMatchingCatch([]); + + ___cxa_find_matching_catch_2.sig = 'p'; + + var ___resumeException = (ptr) => { + if (!exceptionLast) { + exceptionLast = ptr; + } + throw exceptionLast; + }; + + ___resumeException.sig = 'vp'; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + // Emscripten only supports AF_INET + if (family != 2) { + throw new FS.ErrnoError(5); + } + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + // Emscripten only supports SOCK_STREAM and SOCK_DGRAM + if (type != 1 && type != 2) { + throw new FS.ErrnoError(28); + } + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws://'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } else { + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + case 21537: + var on = HEAP32[arg >> 2]; + if (on) { + sock.stream.flags |= 2048; + } else { + sock.stream.flags &= ~2048; + } + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + for (var peer of Object.values(sock.peers)) { + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + Number(words[words.length - 4]) + + Number(words[words.length - 3]) * 256; + words[words.length - 3] = + Number(words[words.length - 2]) + + Number(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_accept4.sig = "iippiii"; - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 - // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses - // 128-bits are split into eight 16-bit words - // stored in network byte order (big-endian) - // | 80 bits | 16 | 32 bits | - // +-----------------------------------------------------------------+ - // | 10 bytes | 2 | 4 bytes | - // +--------------------------------------+--------------------------+ - // + 5 words | 1 | 2 words | - // +--------------------------------------+--------------------------+ - // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) - // +--------------------------------------+----+---------------------+ - // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) - // +--------------------------------------+----+---------------------+ - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses - var hasipv4 = true; - var v4part = ""; - // check if the 10 high-order bytes are all zeros (first 5 words) - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) - if (parts[5] === 0) { - str = "::"; - //special case IPv6 addresses - if (v4part === "0.0.0.0") v4part = ""; - // any/unspecified address - if (v4part === "0.0.0.1") v4part = "1"; - // loopback address - str += v4part; - return str; - } - } - // Handle all other IPv6 addresses - // first run to find the longest contiguous zero words - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - // compress contiguous zeros - to produce "::" - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - // converts 16-bit words from big-endian to little-endian before converting to hex string - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - // family / port offsets are common to both sockaddr_in and sockaddr_in6 - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family, - addr, - port - }; -}; - -var getSocketAddress = (addrp, addrlen) => { - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_accept4.sig = 'iippiii'; + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_bind.sig = "iippiii"; - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - // relative path - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return dir + "/" + path; - }, - writeStat(buf, stat) { - HEAPU32[((buf) >> 2)] = stat.dev; - HEAPU32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAPU32[(((buf) + (12)) >> 2)] = stat.uid; - HEAPU32[(((buf) + (16)) >> 2)] = stat.gid; - HEAPU32[(((buf) + (20)) >> 2)] = stat.rdev; - HEAP64[(((buf) + (24)) >> 3)] = BigInt(stat.size); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - HEAP64[(((buf) + (40)) >> 3)] = BigInt(Math.floor(atime / 1e3)); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3 * 1e3; - HEAP64[(((buf) + (56)) >> 3)] = BigInt(Math.floor(mtime / 1e3)); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3 * 1e3; - HEAP64[(((buf) + (72)) >> 3)] = BigInt(Math.floor(ctime / 1e3)); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3 * 1e3; - HEAP64[(((buf) + (88)) >> 3)] = BigInt(stat.ino); - return 0; - }, - writeStatFs(buf, stats) { - HEAPU32[(((buf) + (4)) >> 2)] = stats.bsize; - HEAPU32[(((buf) + (60)) >> 2)] = stats.bsize; - HEAP64[(((buf) + (8)) >> 3)] = BigInt(stats.blocks); - HEAP64[(((buf) + (16)) >> 3)] = BigInt(stats.bfree); - HEAP64[(((buf) + (24)) >> 3)] = BigInt(stats.bavail); - HEAP64[(((buf) + (32)) >> 3)] = BigInt(stats.files); - HEAP64[(((buf) + (40)) >> 3)] = BigInt(stats.ffree); - HEAPU32[(((buf) + (48)) >> 2)] = stats.fsid; - HEAPU32[(((buf) + (64)) >> 2)] = stats.flags; - // ST_NOSUID - HEAPU32[(((buf) + (56)) >> 2)] = stats.namelen; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - // MAP_PRIVATE calls need not to be synced back to underlying fs - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_bind.sig = 'iippiii'; + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + writeStat(buf, stat) { + HEAPU32[buf >> 2] = stat.dev; + HEAPU32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAPU32[(buf + 12) >> 2] = stat.uid; + HEAPU32[(buf + 16) >> 2] = stat.gid; + HEAPU32[(buf + 20) >> 2] = stat.rdev; + HEAP64[(buf + 24) >> 3] = BigInt(stat.size); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + HEAP64[(buf + 40) >> 3] = BigInt(Math.floor(atime / 1e3)); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + HEAP64[(buf + 56) >> 3] = BigInt(Math.floor(mtime / 1e3)); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + HEAP64[(buf + 72) >> 3] = BigInt(Math.floor(ctime / 1e3)); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + HEAP64[(buf + 88) >> 3] = BigInt(stat.ino); + return 0; + }, + writeStatFs(buf, stats) { + HEAPU32[(buf + 4) >> 2] = stats.bsize; + HEAPU32[(buf + 60) >> 2] = stats.bsize; + HEAP64[(buf + 8) >> 3] = BigInt(stats.blocks); + HEAP64[(buf + 16) >> 3] = BigInt(stats.bfree); + HEAP64[(buf + 24) >> 3] = BigInt(stats.bavail); + HEAP64[(buf + 32) >> 3] = BigInt(stats.files); + HEAP64[(buf + 40) >> 3] = BigInt(stats.ffree); + HEAPU32[(buf + 48) >> 2] = stats.fsid; + HEAPU32[(buf + 64) >> 2] = stats.flags; + // ST_NOSUID + HEAPU32[(buf + 56) >> 2] = stats.namelen; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_chdir.sig = "ip"; - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_chdir.sig = 'ip'; + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_chmod.sig = "ipi"; + ___syscall_chmod.sig = 'ipi'; -var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); + var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); -var onInits = []; + var onInits = []; -var addOnInit = cb => onInits.push(cb); + var addOnInit = (cb) => onInits.push(cb); -function _js_getpid() { - return PHPLoader.processId ?? 42; -} + function _js_getpid() { + return PHPLoader.processId ?? 42; + } -function _js_wasm_trace(format, ...args) { - if (PHPLoader.trace instanceof Function) { - PHPLoader.trace(_js_getpid(), format, ...args); - } -} + function _js_wasm_trace(format, ...args) { + if (PHPLoader.trace instanceof Function) { + PHPLoader.trace(_js_getpid(), format, ...args); + } + } -var PHPWASM = { - O_APPEND: 1024, - O_NONBLOCK: 2048, - POLLHUP: 16, - SETFL_MASK: 3072, - init: function() { - // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. - if (PHPLoader.bindUserSpace) { - /** - * We need to add an onInit callback to bind the user-space API - * because some dependencies like wasmImports and wasmExports - * are not yet assigned. - */ addOnInit(() => { - if (typeof PHPLoader.processId !== "number") { - throw new Error("PHPLoader.processId must be set before init"); - } - Module["userSpace"] = PHPLoader.bindUserSpace({ - pid: PHPLoader.processId, - constants: { - F_GETFL: Number("3"), - O_ACCMODE: Number("2097155"), - O_RDONLY: Number("0"), - O_WRONLY: Number("1"), - O_APPEND: Number("1024"), - O_NONBLOCK: Number("2048"), - F_SETFL: Number("4"), - F_GETLK: Number("12"), - F_SETLK: Number("13"), - F_SETLKW: Number("14"), - SEEK_SET: Number("0"), - SEEK_CUR: Number("1"), - SEEK_END: Number("2"), - F_GETFL: Number("3"), - O_ACCMODE: Number("2097155"), - O_RDONLY: Number("0"), - O_WRONLY: Number("1"), - O_APPEND: Number("1024"), - O_NONBLOCK: Number("2048"), - F_SETFL: Number("4"), - F_GETLK: Number("12"), - F_SETLK: Number("13"), - F_SETLKW: Number("14"), - SEEK_SET: Number("0"), - SEEK_CUR: Number("1"), - SEEK_END: Number("2"), - // From: - // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 - F_RDLCK: 0, - F_WRLCK: 1, - F_UNLCK: 2, - // From: - // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 - LOCK_SH: 1, - LOCK_EX: 2, - LOCK_NB: 4, - // Non-blocking lock - LOCK_UN: 8 - }, - errnoCodes: ERRNO_CODES, - // Use get/set closures instead of exposing - // typed arrays directly. After memory.grow(), - // Emscripten's updateMemoryViews() reassigns - // the module-scoped HEAP* variables. Closures - // always reference the current value, so - // accesses are never stale. The get/set - // interface also prevents callers from - // capturing a typed array reference that - // could become stale. - memory: { - HEAP8: { - get(offset) { - return HEAP8[offset]; - }, - set(offset, value) { - HEAP8[offset] = value; - } - }, - HEAPU8: { - get(offset) { - return HEAPU8[offset]; - }, - set(offset, value) { - HEAPU8[offset] = value; - } - }, - HEAP16: { - get(offset) { - return HEAP16[offset]; - }, - set(offset, value) { - HEAP16[offset] = value; - } - }, - HEAPU16: { - get(offset) { - return HEAPU16[offset]; - }, - set(offset, value) { - HEAPU16[offset] = value; - } - }, - HEAP32: { - get(offset) { - return HEAP32[offset]; - }, - set(offset, value) { - HEAP32[offset] = value; - } - }, - HEAPU32: { - get(offset) { - return HEAPU32[offset]; - }, - set(offset, value) { - HEAPU32[offset] = value; - } - }, - HEAPF32: { - get(offset) { - return HEAPF32[offset]; - }, - set(offset, value) { - HEAPF32[offset] = value; - } - }, - HEAP64: { - get(offset) { - return HEAP64[offset]; - }, - set(offset, value) { - HEAP64[offset] = value; - } - }, - HEAPU64: { - get(offset) { - return HEAPU64[offset]; - }, - set(offset, value) { - HEAPU64[offset] = value; - } - }, - HEAPF64: { - get(offset) { - return HEAPF64[offset]; - }, - set(offset, value) { - HEAPF64[offset] = value; - } - } - }, - wasmImports: Object.assign({}, wasmImports, typeof _builtin_fd_close === "function" ? { - builtin_fd_close: _builtin_fd_close - } : {}, typeof _builtin_fcntl64 === "function" ? { - builtin_fcntl64: _builtin_fcntl64 - } : {}), - wasmExports, - syscalls: SYSCALLS, - FS, - PROXYFS, - NODEFS - }); - }); - } - Module["ENV"] = Module["ENV"] || {}; - // Ensure a platform-level bin directory for a fallback `php` binary. - Module["ENV"]["PATH"] = [ Module["ENV"]["PATH"], "/internal/shared/bin" ].filter(Boolean).join(":"); - // The /request directory is required by the C module. It's where the - // stdout, stderr, and headers information are written for the JavaScript - // code to read later on. This is per-request state that is isolated to a - // single PHP process. - FS.mkdir("/request"); - // The /internal directory is shared amongst all PHP processes - // and contains the php.ini, constants definitions, etc. - FS.mkdir("/internal"); - if (PHPLoader.nativeInternalDirPath) { - FS.mount(FS.filesystems.NODEFS, { - root: PHPLoader.nativeInternalDirPath - }, "/internal"); - } - // The files from the shared directory are shared between all the - // PHP processes managed by PHPProcessManager. - FS.mkdirTree("/internal/shared"); - // The files from the preload directory are preloaded using the - // auto_prepend_file php.ini directive. - FS.mkdirTree("/internal/shared/preload"); - // Platform-level bin directory for a fallback `php` binary. Without it, - // PHP may not populate the PHP_BINARY constant. - FS.mkdirTree("/internal/shared/bin"); - const originalOnRuntimeInitialized = Module["onRuntimeInitialized"]; - Module["onRuntimeInitialized"] = () => { - const {node: phpBinaryNode} = FS.lookupPath("/internal/shared/bin/php", { - noent_okay: true - }); - if (!phpBinaryNode) { - // Dummy PHP binary for PHP to populate the PHP_BINARY constant. - FS.writeFile("/internal/shared/bin/php", (new TextEncoder).encode('#!/bin/sh\nphp "$@"')); - // It must be executable to be used by PHP. - FS.chmod("/internal/shared/bin/php", 493); - } - originalOnRuntimeInitialized(); - }; - // Create stdout and stderr devices. We can't just use Emscripten's - // default stdout and stderr devices because they stop processing data - // on the first null byte. However, when dealing with binary data, - // null bytes are valid and common. - FS.registerDevice(FS.makedev(64, 0), { - open: () => {}, - close: () => {}, - read: () => 0, - write: (stream, buffer, offset, length, pos) => { - const chunk = buffer.subarray(offset, offset + length); - PHPWASM.onStdout(chunk); - return length; - } - }); - FS.mkdev("/request/stdout", FS.makedev(64, 0)); - FS.registerDevice(FS.makedev(63, 0), { - open: () => {}, - close: () => {}, - read: () => 0, - write: (stream, buffer, offset, length, pos) => { - const chunk = buffer.subarray(offset, offset + length); - PHPWASM.onStderr(chunk); - return length; - } - }); - FS.mkdev("/request/stderr", FS.makedev(63, 0)); - FS.registerDevice(FS.makedev(62, 0), { - open: () => {}, - close: () => {}, - read: () => 0, - write: (stream, buffer, offset, length, pos) => { - const chunk = buffer.subarray(offset, offset + length); - PHPWASM.onHeaders(chunk); - return length; - } - }); - FS.mkdev("/request/headers", FS.makedev(62, 0)); - // Handle events. - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.processTable = {}; - PHPWASM.input_devices = {}; - const originalWrite = TTY.stream_ops.write; - TTY.stream_ops.write = function(stream, ...rest) { - const retval = originalWrite(stream, ...rest); - // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event - // @TODO: Fix this at the wasm level - stream.tty.ops.fsync(stream.tty); - return retval; - }; - const originalPutChar = TTY.stream_ops.put_char; - TTY.stream_ops.put_char = function(tty, val) { - /** - * Buffer newlines that Emscripten normally ignores. - * - * Emscripten doesn't do it by default because its default - * print function is console.log that implicitly adds a newline. We are overwriting - * it with an environment-specific function that outputs exaclty what it was given, - * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure - * all the newlines make it to the output buffer. - */ if (val === 10) tty.output.push(val); - return originalPutChar(tty, val); - }; - }, - onHeaders: function(chunk) { - if (Module["onHeaders"]) { - Module["onHeaders"](chunk); - return; - } - console.log("headers", { - chunk - }); - }, - onStdout: function(chunk) { - if (Module["onStdout"]) { - Module["onStdout"](chunk); - return; - } - if (ENVIRONMENT_IS_NODE) { - process.stdout.write(chunk); - } else { - console.log("stdout", { - chunk - }); - } - }, - onStderr: function(chunk) { - if (Module["onStderr"]) { - Module["onStderr"](chunk); - return; - } - if (ENVIRONMENT_IS_NODE) { - process.stderr.write(chunk); - } else { - console.warn("stderr", { - chunk - }); - } - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - // Rejecting the promises bubbles up and kills the entire - // node process. Let's resolve them on the next tick instead - // to give the caller some space to unbind any handlers. - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawned = Module["spawnProcess"](command, args, /** - * We're providing the same extra options we would pass to child_process.spawn(). - * - * Why? - * - * spawnProcess() follows the same interface as child_process.spawn() - * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() - */ { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ] - }); - if (spawned && !("then" in spawned) && "on" in spawned) { - /** - * If we get the child process directly, return it immediately. - * Delaying it to the next tick via Promise.resolve() would create - * a race condition where it might emit some events before the - * caller has a chance to bind event listeners to them. - * - * Without this condition, this callback would be at least flaky: - * - * php.setSpawnHandler(require('child_process').spawn); - */ return spawned; - } - return Promise.resolve(spawned).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - // This implementation only supports websockets at the moment - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _wasm_connect(sockfd, addr, addrlen) { - /** - * Use a synchronous connect() call when Asyncify is used. - * - * The async version was originally introduced to support the Memcached and Redis extensions, - * and both are only available with JSPI. Asyncify is too difficult to maintain and - * it's not getting that upgrade. - */ if (!("Suspending" in WebAssembly)) { - var sock = getSocketFromFD(sockfd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } - return Asyncify.handleSleep(wakeUp => { - // Get the socket - let sock; - try { - sock = getSocketFromFD(sockfd); - } catch (e) { - wakeUp(-ERRNO_CODES.EBADF); - return; - } - if (!sock) { - wakeUp(-ERRNO_CODES.EBADF); - return; - } - // Parse the address - let info; - try { - info = getSocketAddress(addr, addrlen); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - wakeUp(-ERRNO_CODES.EFAULT); - return; - } - wakeUp(-e.errno); - return; - } - // Perform the connect (this creates the WebSocket but doesn't wait) - try { - sock.sock_ops.connect(sock, info.addr, info.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - wakeUp(-ERRNO_CODES.ECONNREFUSED); - return; - } - wakeUp(-e.errno); - return; - } - // Get all websockets for this socket - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - // No WebSocket yet, this shouldn't happen after connect - wakeUp(-ERRNO_CODES.ECONNREFUSED); - return; - } - const ws = webSockets[0]; - // If already connected, return success - if (ws.readyState === ws.OPEN) { - wakeUp(0); - return; - } - // If already closed or closing, return error - if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { - wakeUp(-ERRNO_CODES.ECONNREFUSED); - return; - } - // Wait for the connection to be established - const timeout = 3e4; - // 30 second timeout - let resolved = false; - const timeoutId = setTimeout(() => { - if (!resolved) { - resolved = true; - wakeUp(-ERRNO_CODES.ETIMEDOUT); - } - }, timeout); - const handleOpen = () => { - if (!resolved) { - resolved = true; - clearTimeout(timeoutId); - ws.removeEventListener("error", handleError); - ws.removeEventListener("close", handleClose); - wakeUp(0); - } - }; - const handleError = () => { - if (!resolved) { - resolved = true; - clearTimeout(timeoutId); - ws.removeEventListener("open", handleOpen); - ws.removeEventListener("close", handleClose); - wakeUp(-ERRNO_CODES.ECONNREFUSED); - } - }; - const handleClose = () => { - if (!resolved) { - resolved = true; - clearTimeout(timeoutId); - ws.removeEventListener("open", handleOpen); - ws.removeEventListener("error", handleError); - wakeUp(-ERRNO_CODES.ECONNREFUSED); - } - }; - ws.addEventListener("open", handleOpen); - ws.addEventListener("error", handleError); - ws.addEventListener("close", handleClose); - }); -} + var PHPWASM = { + O_APPEND: 1024, + O_NONBLOCK: 2048, + POLLHUP: 16, + SETFL_MASK: 3072, + init: function () { + // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. + if (PHPLoader.bindUserSpace) { + /** + * We need to add an onInit callback to bind the user-space API + * because some dependencies like wasmImports and wasmExports + * are not yet assigned. + */ addOnInit(() => { + if (typeof PHPLoader.processId !== 'number') { + throw new Error( + 'PHPLoader.processId must be set before init' + ); + } + Module['userSpace'] = PHPLoader.bindUserSpace({ + pid: PHPLoader.processId, + constants: { + F_GETFL: Number('3'), + O_ACCMODE: Number('2097155'), + O_RDONLY: Number('0'), + O_WRONLY: Number('1'), + O_APPEND: Number('1024'), + O_NONBLOCK: Number('2048'), + F_SETFL: Number('4'), + F_GETLK: Number('12'), + F_SETLK: Number('13'), + F_SETLKW: Number('14'), + SEEK_SET: Number('0'), + SEEK_CUR: Number('1'), + SEEK_END: Number('2'), + F_GETFL: Number('3'), + O_ACCMODE: Number('2097155'), + O_RDONLY: Number('0'), + O_WRONLY: Number('1'), + O_APPEND: Number('1024'), + O_NONBLOCK: Number('2048'), + F_SETFL: Number('4'), + F_GETLK: Number('12'), + F_SETLK: Number('13'), + F_SETLKW: Number('14'), + SEEK_SET: Number('0'), + SEEK_CUR: Number('1'), + SEEK_END: Number('2'), + // From: + // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 + F_RDLCK: 0, + F_WRLCK: 1, + F_UNLCK: 2, + // From: + // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 + LOCK_SH: 1, + LOCK_EX: 2, + LOCK_NB: 4, + // Non-blocking lock + LOCK_UN: 8, + }, + errnoCodes: ERRNO_CODES, + // Use get/set closures instead of exposing + // typed arrays directly. After memory.grow(), + // Emscripten's updateMemoryViews() reassigns + // the module-scoped HEAP* variables. Closures + // always reference the current value, so + // accesses are never stale. The get/set + // interface also prevents callers from + // capturing a typed array reference that + // could become stale. + memory: { + HEAP8: { + get(offset) { + return HEAP8[offset]; + }, + set(offset, value) { + HEAP8[offset] = value; + }, + }, + HEAPU8: { + get(offset) { + return HEAPU8[offset]; + }, + set(offset, value) { + HEAPU8[offset] = value; + }, + }, + HEAP16: { + get(offset) { + return HEAP16[offset]; + }, + set(offset, value) { + HEAP16[offset] = value; + }, + }, + HEAPU16: { + get(offset) { + return HEAPU16[offset]; + }, + set(offset, value) { + HEAPU16[offset] = value; + }, + }, + HEAP32: { + get(offset) { + return HEAP32[offset]; + }, + set(offset, value) { + HEAP32[offset] = value; + }, + }, + HEAPU32: { + get(offset) { + return HEAPU32[offset]; + }, + set(offset, value) { + HEAPU32[offset] = value; + }, + }, + HEAPF32: { + get(offset) { + return HEAPF32[offset]; + }, + set(offset, value) { + HEAPF32[offset] = value; + }, + }, + HEAP64: { + get(offset) { + return HEAP64[offset]; + }, + set(offset, value) { + HEAP64[offset] = value; + }, + }, + HEAPU64: { + get(offset) { + return HEAPU64[offset]; + }, + set(offset, value) { + HEAPU64[offset] = value; + }, + }, + HEAPF64: { + get(offset) { + return HEAPF64[offset]; + }, + set(offset, value) { + HEAPF64[offset] = value; + }, + }, + }, + wasmImports: Object.assign( + {}, + wasmImports, + typeof _builtin_fd_close === 'function' + ? { + builtin_fd_close: _builtin_fd_close, + } + : {}, + typeof _builtin_fcntl64 === 'function' + ? { + builtin_fcntl64: _builtin_fcntl64, + } + : {} + ), + wasmExports, + syscalls: SYSCALLS, + FS, + PROXYFS, + NODEFS, + }); + }); + } + Module['ENV'] = Module['ENV'] || {}; + // Ensure a platform-level bin directory for a fallback `php` binary. + Module['ENV']['PATH'] = [ + Module['ENV']['PATH'], + '/internal/shared/bin', + ] + .filter(Boolean) + .join(':'); + // The /request directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. This is per-request state that is isolated to a + // single PHP process. + FS.mkdir('/request'); + // The /internal directory is shared amongst all PHP processes + // and contains the php.ini, constants definitions, etc. + FS.mkdir('/internal'); + if (PHPLoader.nativeInternalDirPath) { + FS.mount( + FS.filesystems.NODEFS, + { + root: PHPLoader.nativeInternalDirPath, + }, + '/internal' + ); + } + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdirTree('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdirTree('/internal/shared/preload'); + // Platform-level bin directory for a fallback `php` binary. Without it, + // PHP may not populate the PHP_BINARY constant. + FS.mkdirTree('/internal/shared/bin'); + const originalOnRuntimeInitialized = Module['onRuntimeInitialized']; + Module['onRuntimeInitialized'] = () => { + const { node: phpBinaryNode } = FS.lookupPath( + '/internal/shared/bin/php', + { + noent_okay: true, + } + ); + if (!phpBinaryNode) { + // Dummy PHP binary for PHP to populate the PHP_BINARY constant. + FS.writeFile( + '/internal/shared/bin/php', + new TextEncoder().encode('#!/bin/sh\nphp "$@"') + ); + // It must be executable to be used by PHP. + FS.chmod('/internal/shared/bin/php', 493); + } + originalOnRuntimeInitialized(); + }; + // Create stdout and stderr devices. We can't just use Emscripten's + // default stdout and stderr devices because they stop processing data + // on the first null byte. However, when dealing with binary data, + // null bytes are valid and common. + FS.registerDevice(FS.makedev(64, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStdout(chunk); + return length; + }, + }); + FS.mkdev('/request/stdout', FS.makedev(64, 0)); + FS.registerDevice(FS.makedev(63, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStderr(chunk); + return length; + }, + }); + FS.mkdev('/request/stderr', FS.makedev(63, 0)); + FS.registerDevice(FS.makedev(62, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onHeaders(chunk); + return length; + }, + }); + FS.mkdev('/request/headers', FS.makedev(62, 0)); + // Handle events. + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.processTable = {}; + PHPWASM.input_devices = {}; + const originalWrite = TTY.stream_ops.write; + TTY.stream_ops.write = function (stream, ...rest) { + const retval = originalWrite(stream, ...rest); + // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event + // @TODO: Fix this at the wasm level + stream.tty.ops.fsync(stream.tty); + return retval; + }; + const originalPutChar = TTY.stream_ops.put_char; + TTY.stream_ops.put_char = function (tty, val) { + /** + * Buffer newlines that Emscripten normally ignores. + * + * Emscripten doesn't do it by default because its default + * print function is console.log that implicitly adds a newline. We are overwriting + * it with an environment-specific function that outputs exaclty what it was given, + * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure + * all the newlines make it to the output buffer. + */ if (val === 10) tty.output.push(val); + return originalPutChar(tty, val); + }; + }, + onHeaders: function (chunk) { + if (Module['onHeaders']) { + Module['onHeaders'](chunk); + return; + } + console.log('headers', { + chunk, + }); + }, + onStdout: function (chunk) { + if (Module['onStdout']) { + Module['onStdout'](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stdout.write(chunk); + } else { + console.log('stdout', { + chunk, + }); + } + }, + onStderr: function (chunk) { + if (Module['onStderr']) { + Module['onStderr'](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stderr.write(chunk); + } else { + console.warn('stderr', { + chunk, + }); + } + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawned = Module['spawnProcess']( + command, + args, + /** + * We're providing the same extra options we would pass to child_process.spawn(). + * + * Why? + * + * spawnProcess() follows the same interface as child_process.spawn() + * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() + */ { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + } + ); + if (spawned && !('then' in spawned) && 'on' in spawned) { + /** + * If we get the child process directly, return it immediately. + * Delaying it to the next tick via Promise.resolve() would create + * a race condition where it might emit some events before the + * caller has a chance to bind event listeners to them. + * + * Without this condition, this callback would be at least flaky: + * + * php.setSpawnHandler(require('child_process').spawn); + */ return spawned; + } + return Promise.resolve(spawned).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _wasm_connect(sockfd, addr, addrlen) { + /** + * Use a synchronous connect() call when Asyncify is used. + * + * The async version was originally introduced to support the Memcached and Redis extensions, + * and both are only available with JSPI. Asyncify is too difficult to maintain and + * it's not getting that upgrade. + */ if (!('Suspending' in WebAssembly)) { + var sock = getSocketFromFD(sockfd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } + return Asyncify.handleSleep((wakeUp) => { + // Get the socket + let sock; + try { + sock = getSocketFromFD(sockfd); + } catch (e) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + if (!sock) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + // Parse the address + let info; + try { + info = getSocketAddress(addr, addrlen); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + wakeUp(-ERRNO_CODES.EFAULT); + return; + } + wakeUp(-e.errno); + return; + } + // Perform the connect (this creates the WebSocket but doesn't wait) + try { + sock.sock_ops.connect(sock, info.addr, info.port); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + wakeUp(-e.errno); + return; + } + // Get all websockets for this socket + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + // No WebSocket yet, this shouldn't happen after connect + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + const ws = webSockets[0]; + // If already connected, return success + if (ws.readyState === ws.OPEN) { + wakeUp(0); + return; + } + // If already closed or closing, return error + if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + // Wait for the connection to be established + const timeout = 3e4; + // 30 second timeout + let resolved = false; + const timeoutId = setTimeout(() => { + if (!resolved) { + resolved = true; + wakeUp(-ERRNO_CODES.ETIMEDOUT); + } + }, timeout); + const handleOpen = () => { + if (!resolved) { + resolved = true; + clearTimeout(timeoutId); + ws.removeEventListener('error', handleError); + ws.removeEventListener('close', handleClose); + wakeUp(0); + } + }; + const handleError = () => { + if (!resolved) { + resolved = true; + clearTimeout(timeoutId); + ws.removeEventListener('open', handleOpen); + ws.removeEventListener('close', handleClose); + wakeUp(-ERRNO_CODES.ECONNREFUSED); + } + }; + const handleClose = () => { + if (!resolved) { + resolved = true; + clearTimeout(timeoutId); + ws.removeEventListener('open', handleOpen); + ws.removeEventListener('error', handleError); + wakeUp(-ERRNO_CODES.ECONNREFUSED); + } + }; + ws.addEventListener('open', handleOpen); + ws.addEventListener('error', handleError); + ws.addEventListener('close', handleClose); + }); + } -function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { - return _wasm_connect(sockfd, addr, addrlen); -} + function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { + return _wasm_connect(sockfd, addr, addrlen); + } -___syscall_connect.sig = "iippiii"; + ___syscall_connect.sig = 'iippiii'; -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_dup.sig = "ii"; - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - // Check newfd is within range of valid open file descriptors. - if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_dup.sig = 'ii'; + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_dup3.sig = "iiii"; - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - // need a valid mode - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_dup3.sig = 'iiii'; + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_faccessat.sig = "iipii"; - -var INT53_MAX = 9007199254740992; - -var INT53_MIN = -9007199254740992; - -var bigintToI53Checked = num => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); - -function ___syscall_fallocate(fd, mode, offset, len) { - offset = bigintToI53Checked(offset); - len = bigintToI53Checked(len); - try { - if (isNaN(offset) || isNaN(len)) return -61; - if (mode != 0) { - return -138; - } - if (offset < 0 || len < 0) { - return -28; - } - // We only support mode == 0, which means we can implement fallocate - // in terms of ftruncate. - var oldSize = FS.fstat(fd).size; - var newSize = offset + len; - if (newSize > oldSize) { - FS.ftruncate(fd, newSize); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_faccessat.sig = 'iipii'; + + var INT53_MAX = 9007199254740992; + + var INT53_MIN = -9007199254740992; + + var bigintToI53Checked = (num) => + num < INT53_MIN || num > INT53_MAX ? NaN : Number(num); + + function ___syscall_fallocate(fd, mode, offset, len) { + offset = bigintToI53Checked(offset); + len = bigintToI53Checked(len); + try { + if (isNaN(offset) || isNaN(len)) return -61; + if (mode != 0) { + return -138; + } + if (offset < 0 || len < 0) { + return -28; + } + // We only support mode == 0, which means we can implement fallocate + // in terms of ftruncate. + var oldSize = FS.fstat(fd).size; + var newSize = offset + len; + if (newSize > oldSize) { + FS.ftruncate(fd, newSize); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fallocate.sig = "iiijj"; + ___syscall_fallocate.sig = 'iiijj'; -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fchmod.sig = "iii"; + ___syscall_fchmod.sig = 'iii'; -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fchown32.sig = "iiii"; - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_fchown32.sig = 'iiii'; + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fchownat.sig = "iipiii"; + ___syscall_fchownat.sig = 'iipiii'; -var syscallGetVarargI = () => { - // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -}; + var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; -var syscallGetVarargP = syscallGetVarargI; + var syscallGetVarargP = syscallGetVarargI; -function _fd_close(fd) { - if (typeof Module["userSpace"] === "undefined") { - return _builtin_fd_close(fd); - } - return Module["userSpace"].fd_close(fd); -} + function _fd_close(fd) { + if (typeof Module['userSpace'] === 'undefined') { + return _builtin_fd_close(fd); + } + return Module['userSpace'].fd_close(fd); + } -_fd_close.sig = "ii"; - -function _builtin_fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_close.sig = 'ii'; + + function _builtin_fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -function _builtin_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - // FD_CLOEXEC makes no sense for a single process. - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - // We're always unlocked. - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - // Pretend that the locking is successful. These are process-level locks, - // and Emscripten programs are a single process. If we supported linking a - // filesystem between programs, we'd need to do more here. - // See https://github.com/emscripten-core/emscripten/issues/23697 - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function _builtin_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + // Pretend that the locking is successful. These are process-level locks, + // and Emscripten programs are a single process. If we supported linking a + // filesystem between programs, we'd need to do more here. + // See https://github.com/emscripten-core/emscripten/issues/23697 + return 0; + } + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -function ___syscall_fcntl64(fd, cmd, varargs) { - if (typeof Module["userSpace"] === "undefined") { - return _builtin_fcntl64(fd, cmd, varargs); - } - return Module["userSpace"].fcntl64(fd, cmd, varargs); -} + function ___syscall_fcntl64(fd, cmd, varargs) { + if (typeof Module['userSpace'] === 'undefined') { + return _builtin_fcntl64(fd, cmd, varargs); + } + return Module['userSpace'].fcntl64(fd, cmd, varargs); + } -___syscall_fcntl64.sig = "iiip"; + ___syscall_fcntl64.sig = 'iiip'; -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fdatasync.sig = "ii"; + ___syscall_fdatasync.sig = 'ii'; -function ___syscall_fstat64(fd, buf) { - try { - return SYSCALLS.writeStat(buf, FS.fstat(fd)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fstat64(fd, buf) { + try { + return SYSCALLS.writeStat(buf, FS.fstat(fd)); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fstat64.sig = "iip"; - -function ___syscall_ftruncate64(fd, length) { - length = bigintToI53Checked(length); - try { - if (isNaN(length)) return -61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_fstat64.sig = 'iip'; + + function ___syscall_ftruncate64(fd, length) { + length = bigintToI53Checked(length); + try { + if (isNaN(length)) return -61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_ftruncate64.sig = "iij"; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_ftruncate64.sig = 'iij'; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getcwd.sig = "ipp"; - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var startIdx = Math.floor(off / struct_size); - var endIdx = Math.min(stream.getdents.length, startIdx + Math.floor(count / struct_size)); - for (var idx = startIdx; idx < endIdx; idx++) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child; - try { - child = FS.lookupNode(stream.node, name); - } catch (e) { - // If the entry is not a directory, file, or symlink, nodefs - // lookupNode will raise EINVAL. Skip these and continue. - if (e?.errno === 28) { - continue; - } - throw e; - } - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : // DT_CHR, character device. - FS.isDir(child.mode) ? 4 : // DT_DIR, directory. - FS.isLink(child.mode) ? 10 : // DT_LNK, symbolic link. - 8; - } - HEAP64[((dirp + pos) >> 3)] = BigInt(id); - HEAP64[(((dirp + pos) + (8)) >> 3)] = BigInt((idx + 1) * struct_size); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getcwd.sig = 'ipp'; + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + HEAP64[(dirp + pos) >> 3] = BigInt(id); + HEAP64[(dirp + pos + 8) >> 3] = BigInt((idx + 1) * struct_size); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getdents64.sig = "iipp"; - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getdents64.sig = 'iipp'; + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getpeername.sig = "iippiii"; - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getpeername.sig = 'iippiii'; + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getsockname.sig = "iippiii"; - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 - // so only supports SOL_SOCKET with SO_ERROR. - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - // Clear the error (The SO_ERROR option obtains and then clears this field). - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getsockname.sig = 'iippiii'; + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getsockopt.sig = "iiiippi"; - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag, - c_oflag, - c_cflag, - c_lflag, - c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21537: - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - // TODO: in theory we should write to the winsize struct that gets - // passed in, but for now musl doesn't read anything on it - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - // TODO: technically, this ioctl call should change the window size. - // but, since emscripten doesn't have any concept of a terminal window - // yet, we'll just silently throw it away as we do TIOCGWINSZ - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getsockopt.sig = 'iiiippi'; + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + case 21537: + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_ioctl.sig = "iiip"; - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_ioctl.sig = 'iiip'; + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_listen.sig = "iiiiiii"; + ___syscall_listen.sig = 'iiiiiii'; -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.writeStat(buf, FS.lstat(path)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.lstat(path)); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_lstat64.sig = "ipp"; - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_lstat64.sig = 'ipp'; + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_mkdirat.sig = "iipi"; - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_mkdirat.sig = 'iipi'; + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.writeStat( + buf, + nofollow ? FS.lstat(path) : FS.stat(path) + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_newfstatat.sig = "iippi"; - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_newfstatat.sig = 'iippi'; + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_openat.sig = "iipip"; - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - // Do not pollute the real root directory or its child nodes with pipes - // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way - return FS.createNode(null, "/", 16384 | 511, 0); - }, - createPipe() { - var pipe = { - buckets: [], - // refcnt 2 because pipe has a read end and a write end. We need to be - // able to read from the read end after write end is closed. - refcnt: 2, - timestamp: new Date - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - getattr(stream) { - var node = stream.node; - var timestamp = node.pipe.timestamp; - return { - dev: 14, - ino: node.id, - mode: 4480, - nlink: 1, - uid: 0, - gid: 0, - rdev: 0, - size: 0, - atime: timestamp, - mtime: timestamp, - ctime: timestamp, - blksize: 4096, - blocks: 0 - }; - }, - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - for (var bucket of pipe.buckets) { - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - return 0; - }, - dup(stream) { - stream.node.pipe.refcnt++; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - var pipe = stream.node.pipe; - var currentLength = 0; - for (var bucket of pipe.buckets) { - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if(currentLength==0){if(pipe.refcnt<2){return 0;}throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var bucket of pipe.buckets) { - var bucketSize = bucket.offset - bucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - bucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - // Do not generate excessive garbage in use cases such as - // write several bytes, read everything, write several bytes, read everything... - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_openat.sig = 'iipip'; + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + timestamp: new Date(), + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + getattr(stream) { + var node = stream.node; + var timestamp = node.pipe.timestamp; + return { + dev: 14, + ino: node.id, + mode: 4480, + nlink: 1, + uid: 0, + gid: 0, + rdev: 0, + size: 0, + atime: timestamp, + mtime: timestamp, + ctime: timestamp, + blksize: 4096, + blocks: 0, + }; + }, + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + for (var bucket of pipe.buckets) { + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + return 0; + }, + dup(stream) { + stream.node.pipe.refcnt++; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var currentLength = 0; + for (var bucket of pipe.buckets) { + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + if (pipe.refcnt < 2) { + return 0; + } + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var bucket of pipe.buckets) { + var bucketSize = bucket.offset - bucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = bucket.buffer.subarray( + bucket.roffset, + bucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + bucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = bucket.buffer.subarray( + bucket.roffset, + bucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_pipe.sig = "ip"; - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_pipe.sig = 'ip'; + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_poll.sig = "ipii"; - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) - // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_poll.sig = 'ipii'; + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_readlinkat.sig = "iippp"; - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - // socket is closed - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_readlinkat.sig = 'iippp'; + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_recvfrom.sig = "iippipp"; - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_recvfrom.sig = 'iippipp'; + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_renameat.sig = "iipip"; - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_renameat.sig = 'iipip'; + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_rmdir.sig = "ip"; - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - if (!addr) { - // send, no address provided - return FS.write(sock.stream, HEAP8, message, length); - } - var dest = getSocketAddress(addr, addr_len); - // sendto an address - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_rmdir.sig = 'ip'; + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_sendto.sig = "iippipp"; + ___syscall_sendto.sig = 'iippipp'; -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_socket.sig = "iiiiiii"; + ___syscall_socket.sig = 'iiiiiii'; -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.writeStat(buf, FS.stat(path)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.stat(path)); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_stat64.sig = "ipp"; + ___syscall_stat64.sig = 'ipp'; -function ___syscall_statfs64(path, size, buf) { - try { - SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_statfs64(path, size, buf) { + try { + SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_statfs64.sig = "ippp"; - -function ___syscall_symlinkat(target, dirfd, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - linkpath = SYSCALLS.calculateAt(dirfd, linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_statfs64.sig = 'ippp'; + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_symlinkat.sig = "ipip"; - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (!flags) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - return -28; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_symlinkat.sig = 'ipip'; + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (!flags) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + return -28; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_unlinkat.sig = "iipi"; - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - var now = Date.now(), atime, mtime; - if (!times) { - atime = now; - mtime = now; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - if (nanoseconds == 1073741823) { - atime = now; - } else if (nanoseconds == 1073741822) { - atime = null; - } else { - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - if (nanoseconds == 1073741823) { - mtime = now; - } else if (nanoseconds == 1073741822) { - mtime = null; - } else { - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - } - // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then - // we can skip the call completely. - if ((mtime ?? atime) !== null) { - FS.utime(path, atime, mtime); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_unlinkat.sig = 'iipi'; + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_utimensat.sig = "iippi"; - -var __abort_js = () => abort(""); - -__abort_js.sig = "v"; - -var dlSetError = msg => { - var sp = stackSave(); - var cmsg = stringToUTF8OnStack(msg); - ___dl_seterr(cmsg, 0); - stackRestore(sp); -}; - -var dlopenInternal = (handle, jsflags) => { - // void *dlopen(const char *file, int mode); - // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html - var filename = UTF8ToString(handle + 36); - var flags = HEAP32[(((handle) + (4)) >> 2)]; - filename = PATH.normalize(filename); - var global = Boolean(flags & 256); - var localScope = global ? null : {}; - // We don't care about RTLD_NOW and RTLD_LAZY. - var combinedFlags = { - global, - nodelete: Boolean(flags & 4096), - loadAsync: jsflags.loadAsync - }; - if (jsflags.loadAsync) { - return loadDynamicLibrary(filename, combinedFlags, localScope, handle); - } - try { - return loadDynamicLibrary(filename, combinedFlags, localScope, handle); - } catch (e) { - dlSetError(`could not load dynamic lib: ${filename}\n${e}`); - return 0; - } -}; - -function __dlopen_js(handle) { - var jsflags = { - loadAsync: false - }; - return dlopenInternal(handle, jsflags); -} + ___syscall_utimensat.sig = 'iippi'; + + var __abort_js = () => abort(''); + + __abort_js.sig = 'v'; + + var dlSetError = (msg) => { + var sp = stackSave(); + var cmsg = stringToUTF8OnStack(msg); + ___dl_seterr(cmsg, 0); + stackRestore(sp); + }; + + var dlopenInternal = (handle, jsflags) => { + // void *dlopen(const char *file, int mode); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html + var filename = UTF8ToString(handle + 36); + var flags = HEAP32[(handle + 4) >> 2]; + filename = PATH.normalize(filename); + var global = Boolean(flags & 256); + var localScope = global ? null : {}; + // We don't care about RTLD_NOW and RTLD_LAZY. + var combinedFlags = { + global, + nodelete: Boolean(flags & 4096), + loadAsync: jsflags.loadAsync, + }; + if (jsflags.loadAsync) { + return loadDynamicLibrary( + filename, + combinedFlags, + localScope, + handle + ); + } + try { + return loadDynamicLibrary( + filename, + combinedFlags, + localScope, + handle + ); + } catch (e) { + dlSetError(`could not load dynamic lib: ${filename}\n${e}`); + return 0; + } + }; + + function __dlopen_js(handle) { + var jsflags = { + loadAsync: false, + }; + return dlopenInternal(handle, jsflags); + } -__dlopen_js.sig = "pp"; - -var __dlsym_js = (handle, symbol, symbolIndex) => { - // void *dlsym(void *restrict handle, const char *restrict name); - // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html - symbol = UTF8ToString(symbol); - var result; - var newSymIndex; - var lib = LDSO.loadedLibsByHandle[handle]; - newSymIndex = Object.keys(lib.exports).indexOf(symbol); - if (newSymIndex == -1 || lib.exports[symbol].stub) { - dlSetError(`Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}`); - return 0; - } - result = lib.exports[symbol]; - if (typeof result == "function") { - // Asyncify wraps exports, and we need to look through those wrappers. - if (result.orig) { - result = result.orig; - } - var addr = getFunctionAddress(result); - if (addr) { - result = addr; - } else { - // Insert the function into the wasm table. If its a direct wasm - // function the second argument will not be needed. If its a JS - // function we rely on the `sig` attribute being set based on the - // `__sig` specified in library JS file. - result = addFunction(result, result.sig); - HEAPU32[((symbolIndex) >> 2)] = newSymIndex; - } - } - return result; -}; - -__dlsym_js.sig = "pppp"; - -var __emscripten_lookup_name = name => { - // uint32_t _emscripten_lookup_name(const char *name); - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -__emscripten_lookup_name.sig = "ip"; - -var runtimeKeepaliveCounter = 0; - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -__emscripten_runtime_keepalive_clear.sig = "v"; - -var __emscripten_system = command => { - if (ENVIRONMENT_IS_NODE) { - if (!command) return 1; - // shell is available - var cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - // this is what glibc seems to do (shell works test?) - var cp = require("child_process"); - var ret = cp.spawnSync(cmdstr, [], { - shell: true, - stdio: "inherit" - }); - var _W_EXITCODE = (ret, sig) => ((ret) << 8 | (sig)); - // this really only can happen if process is killed by signal - if (ret.status === null) { - // sadly node doesn't expose such function - var signalToNumber = sig => { - // implement only the most common ones, and fallback to SIGINT - switch (sig) { - case "SIGHUP": - return 1; - - case "SIGQUIT": - return 3; - - case "SIGFPE": - return 8; - - case "SIGKILL": - return 9; - - case "SIGALRM": - return 14; - - case "SIGTERM": - return 15; - - default: - return 2; - } - }; - return _W_EXITCODE(0, signalToNumber(ret.signal)); - } - return _W_EXITCODE(ret.status, 0); - } - // int system(const char *command); - // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html - // Can't call external programs. - if (!command) return 0; - // no shell available - return -52; -}; - -__emscripten_system.sig = "ip"; - -var __emscripten_throw_longjmp = () => { - throw Infinity; -}; - -__emscripten_throw_longjmp.sig = "v"; - -function __gmtime_js(time, tmPtr) { - time = bigintToI53Checked(time); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} + __dlopen_js.sig = 'pp'; + + var __dlsym_js = (handle, symbol, symbolIndex) => { + // void *dlsym(void *restrict handle, const char *restrict name); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html + symbol = UTF8ToString(symbol); + var result; + var newSymIndex; + var lib = LDSO.loadedLibsByHandle[handle]; + newSymIndex = Object.keys(lib.exports).indexOf(symbol); + if (newSymIndex == -1 || lib.exports[symbol].stub) { + dlSetError( + `Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}` + ); + return 0; + } + result = lib.exports[symbol]; + if (typeof result == 'function') { + // Asyncify wraps exports, and we need to look through those wrappers. + if (result.orig) { + result = result.orig; + } + var addr = getFunctionAddress(result); + if (addr) { + result = addr; + } else { + // Insert the function into the wasm table. If its a direct wasm + // function the second argument will not be needed. If its a JS + // function we rely on the `sig` attribute being set based on the + // `__sig` specified in library JS file. + result = addFunction(result, result.sig); + HEAPU32[symbolIndex >> 2] = newSymIndex; + } + } + return result; + }; + + __dlsym_js.sig = 'pppp'; + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + __emscripten_lookup_name.sig = 'ip'; + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + __emscripten_runtime_keepalive_clear.sig = 'v'; + + var __emscripten_system = (command) => { + if (ENVIRONMENT_IS_NODE) { + if (!command) return 1; + // shell is available + var cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + // this is what glibc seems to do (shell works test?) + var cp = require('child_process'); + var ret = cp.spawnSync(cmdstr, [], { + shell: true, + stdio: 'inherit', + }); + var _W_EXITCODE = (ret, sig) => (ret << 8) | sig; + // this really only can happen if process is killed by signal + if (ret.status === null) { + // sadly node doesn't expose such function + var signalToNumber = (sig) => { + // implement only the most common ones, and fallback to SIGINT + switch (sig) { + case 'SIGHUP': + return 1; + + case 'SIGQUIT': + return 3; + + case 'SIGFPE': + return 8; + + case 'SIGKILL': + return 9; + + case 'SIGALRM': + return 14; + + case 'SIGTERM': + return 15; + + default: + return 2; + } + }; + return _W_EXITCODE(0, signalToNumber(ret.signal)); + } + return _W_EXITCODE(ret.status, 0); + } + // int system(const char *command); + // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html + // Can't call external programs. + if (!command) return 0; + // no shell available + return -52; + }; + + __emscripten_system.sig = 'ip'; + + var __emscripten_throw_longjmp = () => { + throw Infinity; + }; + + __emscripten_throw_longjmp.sig = 'v'; + + function __gmtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } -__gmtime_js.sig = "vjp"; - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - // -1 since it's days since Jan 1 - return yday; -}; - -function __localtime_js(time, tmPtr) { - time = bigintToI53Checked(time); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - // Attention: DST is in December in South, and some regions don't have DST at all. - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} + __gmtime_js.sig = 'vjp'; + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } -__localtime_js.sig = "vjp"; - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - // There's an ambiguous hour when the time goes back; the tm_isdst field is - // used to disambiguate it. Date() basically guesses, so we fix it up if it - // guessed wrong, or fill in tm_isdst with the guess if it's -1. - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - // DST is in December in South - if (dst < 0) { - // Attention: some regions don't have DST at all. - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - // To match expected behavior, update fields from date - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - // Return time in microseconds - return timeMs / 1e3; - })(); - return BigInt(ret); -}; - -__mktime_js.sig = "jp"; - -function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { - offset = bigintToI53Checked(offset); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + __localtime_js.sig = 'vjp'; + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return BigInt(ret); + }; + + __mktime_js.sig = 'jp'; + + function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -__mmap_js.sig = "ipiiijpp"; - -function __munmap_js(addr, len, prot, flags, fd, offset) { - offset = bigintToI53Checked(offset); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + __mmap_js.sig = 'ipiiijpp'; + + function __munmap_js(addr, len, prot, flags, fd, offset) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -__munmap_js.sig = "ippiiij"; - -var timers = {}; - -var handleException = e => { - // Certain exception types we do not treat as errors since they are used for - // internal control flow. - // 1. ExitStatus, which is thrown by exit() - // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others - // that wish to return to JS event loop. - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -_proc_exit.sig = "vi"; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -_exit.sig = "vi"; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now = () => performance.now(); - -_emscripten_get_now.sig = "d"; - -var __setitimer_js = (which, timeout_ms) => { - // First, clear any existing timer. - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - // A timeout of zero simply cancels the current timeout so we have nothing - // more to do. - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id, - timeout_ms - }; - return 0; -}; - -__setitimer_js.sig = "iid"; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - // TODO: Use (malleable) environment variables instead of system settings. - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - // Local standard timezone offset. Local standard time is not adjusted for - // daylight savings. This code uses the fact that getTimezoneOffset returns - // a greater value during Standard Time versus Daylight Saving Time (DST). - // Thus it determines the expected output during Standard Time, and it - // compares whether the output of the given date the same (Standard) or less - // (DST). - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - // timezone is specified as seconds west of UTC ("The external variable - // `timezone` shall be set to the difference, in seconds, between - // Coordinated Universal Time (UTC) and local standard time."), the same - // as returned by stdTimezoneOffset. - // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = timezoneOffset => { - // Why inverse sign? - // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset - var sign = timezoneOffset >= 0 ? "-" : "+"; - var absOffset = Math.abs(timezoneOffset); - var hours = String(Math.floor(absOffset / 60)).padStart(2, "0"); - var minutes = String(absOffset % 60).padStart(2, "0"); - return `UTC${sign}${hours}${minutes}`; - }; - var winterName = extractZone(winterOffset); - var summerName = extractZone(summerOffset); - if (summerOffset < winterOffset) { - // Northern hemisphere - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -__tzset_js.sig = "vpppp"; - -var _emscripten_date_now = () => Date.now(); - -_emscripten_date_now.sig = "d"; - -var nowIsMonotonic = 1; - -var checkWasiClock = clock_id => clock_id >= 0 && clock_id <= 3; - -function _clock_time_get(clk_id, ignored_precision, ptime) { - ignored_precision = bigintToI53Checked(ignored_precision); - if (!checkWasiClock(clk_id)) { - return 28; - } - var now; - // all wasi clocks but realtime are monotonic - if (clk_id === 0) { - now = _emscripten_date_now(); - } else if (nowIsMonotonic) { - now = _emscripten_get_now(); - } else { - return 52; - } - // "now" is in ms, and wasi times are in ns. - var nsec = Math.round(now * 1e3 * 1e3); - HEAP64[((ptime) >> 3)] = BigInt(nsec); - return 0; -} + __munmap_js.sig = 'ippiiij'; + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + _proc_exit.sig = 'vi'; + + /** @param {boolean|number=} implicit */ var exitJS = ( + status, + implicit + ) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + _exit.sig = 'vi'; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + _emscripten_get_now.sig = 'd'; + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + __setitimer_js.sig = 'iid'; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + __tzset_js.sig = 'vpppp'; + + var _emscripten_date_now = () => Date.now(); + + _emscripten_date_now.sig = 'd'; + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get(clk_id, ignored_precision, ptime) { + ignored_precision = bigintToI53Checked(ignored_precision); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + HEAP64[ptime >> 3] = BigInt(nsec); + return 0; + } -_clock_time_get.sig = "iijp"; - -var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate -// full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side -// for any code that deals with heap sizes, which would require special -// casing all heap size related code to treat 0 specially. -2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -_emscripten_get_heap_max.sig = "p"; - -var growMemory = size => { - var oldHeapSize = wasmMemory.buffer.byteLength; - var pages = ((size - oldHeapSize + 65535) / 65536) | 0; - try { - // round size grow request up to wasm page size (fixed 64KB per spec) - wasmMemory.grow(pages); - // .grow() takes a delta compared to the previous size - updateMemoryViews(); - return 1; - } catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. - requestedSize >>>= 0; - // With multithreaded builds, races can happen (another thread might increase the size - // in between), so return a failure, and let the caller retry. - // Memory resize rules: - // 1. Always increase heap size to at least the requested size, rounded up - // to next page multiple. - // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap - // geometrically: increase the heap size according to - // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most - // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). - // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap - // linearly: increase the heap size by at least - // MEMORY_GROWTH_LINEAR_STEP bytes. - // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by - // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest - // 4. If we were unable to allocate as much memory, it may be due to - // over-eager decision to excessively reserve due to (3) above. - // Hence if an allocation fails, cut down on the amount of excess - // growth, in an attempt to succeed to perform a smaller allocation. - // A limit is set for how much we can grow. We should not exceed that - // (the wasm binary specifies it, so if we tried, we'd fail anyhow). - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - // Loop through potential heap size increases. If we attempt a too eager - // reservation that fails, cut down on the attempted size and reserve a - // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - // ensure geometric growth - // but limit overreserving (default to capping at +96MB overgrowth at most) - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -_emscripten_resize_heap.sig = "ip"; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -runtimeKeepalivePush.sig = "v"; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -runtimeKeepalivePop.sig = "v"; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -_emscripten_sleep.sig = "vi"; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - // Default values. - // Browser language detection #8751 - var lang = ((typeof navigator == "object" && navigator.language) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - // Apply the user-provided values, if any. - for (var x in ENV) { - // x is a key in ENV; if ENV[x] is undefined, that means it was - // explicitly set to be so. We allow user code to do that to - // force variables with default values to remain unset. - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - var envp = 0; - for (var string of getEnvStrings()) { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (envp)) >> 2)] = ptr; - bufSize += stringToUTF8(string, ptr, Infinity) + 1; - envp += 4; - } - return 0; -}; - -_environ_get.sig = "ipp"; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - for (var string of strings) { - bufSize += lengthBytesUTF8(string) + 1; - } - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -_environ_sizes_get.sig = "ipp"; - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - // All character devices are terminals (other things a Linux system would - // assume is a character device, like the mouse, we have special APIs for). - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - HEAP64[(((pbuf) + (8)) >> 3)] = BigInt(rightsBase); - HEAP64[(((pbuf) + (16)) >> 3)] = BigInt(rightsInheriting); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _clock_time_get.sig = 'iijp'; + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + _emscripten_get_heap_max.sig = 'p'; + + var growMemory = (size) => { + var oldHeapSize = wasmMemory.buffer.byteLength; + var pages = ((size - oldHeapSize + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } catch (e) {} + }; + + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + _emscripten_resize_heap.sig = 'ip'; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + runtimeKeepalivePush.sig = 'v'; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + runtimeKeepalivePop.sig = 'v'; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + _emscripten_sleep.sig = 'vi'; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && navigator.language) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + var envp = 0; + for (var string of getEnvStrings()) { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + envp) >> 2] = ptr; + bufSize += stringToUTF8(string, ptr, Infinity) + 1; + envp += 4; + } + return 0; + }; + + _environ_get.sig = 'ipp'; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + for (var string of strings) { + bufSize += lengthBytesUTF8(string) + 1; + } + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + _environ_sizes_get.sig = 'ipp'; + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + HEAP64[(pbuf + 8) >> 3] = BigInt(rightsBase); + HEAP64[(pbuf + 16) >> 3] = BigInt(rightsInheriting); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_fdstat_get.sig = "iip"; - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - // nothing more to read - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_pread(fd, iov, iovcnt, offset, pnum) { - offset = bigintToI53Checked(offset); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt, offset); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_fdstat_get.sig = 'iip'; + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_pread(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt, offset); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_pread.sig = "iippjp"; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) { - // No more space to write. - break; - } - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { - offset = bigintToI53Checked(offset); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt, offset); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_pread.sig = 'iippjp'; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt, offset); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_pwrite.sig = "iippjp"; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_pwrite.sig = 'iippjp'; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_read.sig = "iippp"; - -function _fd_seek(fd, offset, whence, newOffset) { - offset = bigintToI53Checked(offset); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - HEAP64[((newOffset) >> 3)] = BigInt(stream.position); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - // reset readdir state - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_read.sig = 'iippp'; + + function _fd_seek(fd, offset, whence, newOffset) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + HEAP64[newOffset >> 3] = BigInt(stream.position); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_seek.sig = "iijip"; - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - // We write directly to the file system, so there's nothing to do here. - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - wakeUp(err ? 29 : 0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.sig = "ii"; - -_fd_sync.isAsync = true; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_seek.sig = 'iijip'; + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + wakeUp(err ? 29 : 0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.sig = 'ii'; + + _fd_sync.isAsync = true; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_write.sig = "iippp"; - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for - // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - // TODO - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - // TODO support resolving well-known service names from: - // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, _htonl(1) ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - // try as a numeric address - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - // incoming node is a valid ipv4 address - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - // incoming node is a valid ipv6 address - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - // try as a hostname - // resolve the hostname to a temporary fake address - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -_getaddrinfo.sig = "ipppp"; - -var _getcontext = () => abort("missing function: ${name}"); - -var _getdtablesize = () => abort("missing function: ${name}"); - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. - return -12; - } - return 0; -}; - -_getnameinfo.sig = "ipipipii"; - -var Protocols = { - list: [], - map: {} -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - // Null-terminate the string - HEAP8[buffer] = 0; -}; - -var _setprotoent = stayopen => { - // void setprotoent(int stayopen); - // Allocate and populate a protoent structure given a name, protocol number and array of aliases - function allocprotoent(name, proto, aliases) { - // write name into buffer - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - // write aliases into buffer - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - // Use length + 1 so we have space for the terminating NULL ptr. - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - // Terminating NULL pointer. - // generate protoent - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial - // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -_setprotoent.sig = "vi"; - -var _getprotobyname = name => { - // struct protoent *getprotobyname(const char *); - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -_getprotobyname.sig = "pp"; - -var _getprotobynumber = number => { - // struct protoent *getprotobynumber(int proto); - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -_getprotobynumber.sig = "pi"; - -function _js_flock(fd, op) { - if (typeof Module["userSpace"] === "undefined") { - // In the absence of a real locking facility, - // return success by default as Emscripten does. - return 0; - } - return Module["userSpace"].flock(fd, op); -} + _fd_write.sig = 'iippp'; + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + _getaddrinfo.sig = 'ipppp'; + + var _getcontext = () => abort('missing function: ${name}'); + + var _getdtablesize = () => abort('missing function: ${name}'); + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + _getnameinfo.sig = 'ipipipii'; + + var Protocols = { + list: [], + map: {}, + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + _setprotoent.sig = 'vi'; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + _getprotobyname.sig = 'pp'; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + _getprotobynumber.sig = 'pi'; + + function _js_flock(fd, op) { + if (typeof Module['userSpace'] === 'undefined') { + // In the absence of a real locking facility, + // return success by default as Emscripten does. + return 0; + } + return Module['userSpace'].flock(fd, op); + } -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - ___errno_location(ERRNO_CODES.EINVAL); - return -1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - ___errno_location(ERRNO_CODES.EINVAL); - return -1; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - // Extracts an array of available descriptors that should be dispatched to streams. - // On the C side, the descriptors are expressed as `**int` so we must go read - // each of the `descriptorsLength` `*int` pointers and convert the associated data into - // a JavaScript object { descriptor : { child : fd, parent : fd } }. - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - // swap parent and child descs until we rebuild PHP 7.4 - if (i === 0) { - HEAPU32[(descriptorPtr + 8) >> 2] = std[HEAPU32[descriptorPtr >> 2]].parent; - HEAPU32[(descriptorPtr + 4) >> 2] = std[HEAPU32[descriptorPtr >> 2]].child; - } - } - return Asyncify.handleAsync(async () => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - ___errno_location(ERRNO_CODES.ENOSYS); - return -1; - } - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - ___errno_location(e.code); - return -1; - } - const ProcInfo = { - pid: cp.pid, - exited: false - }; - PHPWASM.processTable[ProcInfo.pid] = ProcInfo; - const stdinParentFd = std[0]?.parent, stdinChildFd = std[0]?.child, stdoutChildFd = std[1]?.child, stdoutParentFd = std[1]?.parent, stderrChildFd = std[2]?.child, stderrParentFd = std[2]?.parent; - const detachPipeDataListeners = []; - cp.on("exit", function(code) { - for (const detach of detachPipeDataListeners) { - detach(); - } - for (const fd of [ // The child process exited. Let's clean up its output streams: - stdoutChildFd, stderrChildFd, stdinChildFd ]) { - if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { - FS.close(FS.streams[fd]); - } - } - ProcInfo.exitCode = code; - ProcInfo.exited = true; - }); - // Pass data from child process's stdout to PHP's end of the stdout pipe. - if (stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); - let stdoutAt = 0; - const onStdoutData = function(data) { - try { - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - } catch { - // PHP may close the child pipe before Node finishes - // draining already-buffered stdout data. Late chunks are - // no longer deliverable, so detach the listener and stop. - cp.stdout.off("data", onStdoutData); - } - }; - cp.stdout.on("data", onStdoutData); - detachPipeDataListeners.push(() => cp.stdout.off("data", onStdoutData)); - } - // Pass data from child process's stderr to PHP's end of the stdout pipe. - if (stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); - let stderrAt = 0; - const onStderrData = function(data) { - try { - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - } catch { - cp.stderr.off("data", onStderrData); - } - }; - cp.stderr.on("data", onStderrData); - detachPipeDataListeners.push(() => cp.stderr.off("data", onStderrData)); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - /** - * There was no `await` between the `spawnProcess` call - * and the `await` below so the process haven't had a chance - * to run any of the exit-related callbacks yet. - * - * Good. - * - * Let's listen to all the lifecycle events and resolve - * the promise when the process starts or immediately crashes. - */ let resolved = false; - cp.on("spawn", () => { - if (resolved) return; - resolved = true; - resolve(); - }); - cp.on("error", e => { - if (resolved) return; - resolved = true; - reject(e); - }); - cp.on("exit", function(code) { - if (resolved) return; - resolved = true; - if (code === 0) { - resolve(); - } else { - reject(new Error(`Process exited with code ${code}`)); - } - }); - /** - * If the process haven't even started after 5 seconds, something - * is wrong. Perhaps we're missing an event listener, or perhaps - * the `spawnProcess` implementation failed to dispatch the relevant - * event. Either way, let's crash to avoid blocking the proc_open() - * call indefinitely. - */ setTimeout(() => { - if (resolved) return; - resolved = true; - reject(new Error("Process timed out")); - }, 5e3); - }); - } catch (e) { - // Process already started. Even if it exited early, PHP still - // needs to know about the pid and clean up the resources. - console.error(e); - return ProcInfo.pid; - } - // Now we want to pass data from the STDIN source supplied by PHP - // to the child process. - if (stdinChildFd) { - // We're in a kernel function used instead of fork(). - // We are the ones responsible for pumping the data from the stdinChildFd - // into the child process. There is no concurrent task operating on the - // piped data or polling the file descriptors, etc. Nothing will ever - // read from the stdinChildFd if we don't do it here. - // Well, let's do it! We'll periodically read from the child end of the - // data pipe and push what we get into the child process. - let stdinStream; - try { - stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); - } catch (e) { - ___errno_location(ERRNO_CODES.EBADF); - return ProcInfo.pid; - } - if (!stdinStream?.node) { - return ProcInfo.pid; - } - // Pipe the entire stdinStream to cp.stdin - const CHUNK_SIZE = 1024; - const iov = _malloc(16); - // Space for iovec structure - const pnum = _malloc(4); - // Space for number of bytes read - const buffer = _malloc(CHUNK_SIZE); - // Set up iovec structure pointing to our buffer - HEAPU32[iov >> 2] = buffer; - // iov_base - HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; - // iov_len - function pump() { - try { - while (true) { - if (cp.killed) { - stopPumpingAndCloseStdin(); - return; - } - const result = js_fd_read(stdinChildFd, iov, 1, pnum, false); - const bytesRead = HEAPU32[pnum >> 2]; - if (result === 0 && bytesRead > 0) { - const wrote = HEAPU8.subarray(buffer, buffer + bytesRead); - cp.stdin.write(wrote); - } else if (result === 0 && bytesRead === 0) { - // result === 0 and bytesRead === 0 means the file descriptor - // is at EOF. Let's close the stdin stream and clean up. - stopPumpingAndCloseStdin(); - break; - } else if (result === ERRNO_CODES.EAGAIN) { - // The file descriptor is not ready for reading. - // Let's break out of the loop. setInterval will invoke - // this function again soon. - break; - } else { - throw new FS.ErrnoError(result); - } - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - ___errno_location(e.errno); - stopPumpingAndCloseStdin(); - } - } - function stopPumpingAndCloseStdin() { - clearInterval(interval); - if (!cp.stdin.closed) { - cp.stdin.end(); - } - _wasm_free(buffer); - _wasm_free(iov); - _wasm_free(pnum); - } - // pump() can never alter the result of this function. - // Even when it fails, we still return the pid. - // Why? - // Because the process already started. We wouldn't backtrack - // with fork(), we won't backtrack here. Let's give PHP the pid, - // and let it think it's the parent process. It will clean up the - // resources as needed. - // stdin may be non-blocking – let's check for updates periodically. - // If we exhaust it at any point, pump() will self-terminate. - // Note handling any failures, closing the descriptor, etc. will not - // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). - // It will all happen asynchronously on the next tick. It seems off, - // but there doesn't seem to be a better way: cp.stdin.write() and - // cp.stdin.end() are both async APIs and they both accept onCompleted - // callbacks. - const interval = setInterval(pump, 20); - pump(); - } - return ProcInfo.pid; - }); -} + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + // swap parent and child descs until we rebuild PHP 7.4 + if (i === 0) { + HEAPU32[(descriptorPtr + 8) >> 2] = + std[HEAPU32[descriptorPtr >> 2]].parent; + HEAPU32[(descriptorPtr + 4) >> 2] = + std[HEAPU32[descriptorPtr >> 2]].child; + } + } + return Asyncify.handleAsync(async () => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + ___errno_location(ERRNO_CODES.ENOSYS); + return -1; + } + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) + throw e; + ___errno_location(e.code); + return -1; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + }; + PHPWASM.processTable[ProcInfo.pid] = ProcInfo; + const stdinParentFd = std[0]?.parent, + stdinChildFd = std[0]?.child, + stdoutChildFd = std[1]?.child, + stdoutParentFd = std[1]?.parent, + stderrChildFd = std[2]?.child, + stderrParentFd = std[2]?.parent; + const detachPipeDataListeners = []; + cp.on('exit', function (code) { + for (const detach of detachPipeDataListeners) { + detach(); + } + for (const fd of [ + // The child process exited. Let's clean up its output streams: + stdoutChildFd, + stderrChildFd, + stdinChildFd, + ]) { + if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { + FS.close(FS.streams[fd]); + } + } + ProcInfo.exitCode = code; + ProcInfo.exited = true; + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); + let stdoutAt = 0; + const onStdoutData = function (data) { + try { + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + } catch { + // PHP may close the child pipe before Node finishes + // draining already-buffered stdout data. Late chunks are + // no longer deliverable, so detach the listener and stop. + cp.stdout.off('data', onStdoutData); + } + }; + cp.stdout.on('data', onStdoutData); + detachPipeDataListeners.push(() => + cp.stdout.off('data', onStdoutData) + ); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); + let stderrAt = 0; + const onStderrData = function (data) { + try { + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + } catch { + cp.stderr.off('data', onStderrData); + } + }; + cp.stderr.on('data', onStderrData); + detachPipeDataListeners.push(() => + cp.stderr.off('data', onStderrData) + ); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + /** + * There was no `await` between the `spawnProcess` call + * and the `await` below so the process haven't had a chance + * to run any of the exit-related callbacks yet. + * + * Good. + * + * Let's listen to all the lifecycle events and resolve + * the promise when the process starts or immediately crashes. + */ let resolved = false; + cp.on('spawn', () => { + if (resolved) return; + resolved = true; + resolve(); + }); + cp.on('error', (e) => { + if (resolved) return; + resolved = true; + reject(e); + }); + cp.on('exit', function (code) { + if (resolved) return; + resolved = true; + if (code === 0) { + resolve(); + } else { + reject( + new Error(`Process exited with code ${code}`) + ); + } + }); + /** + * If the process haven't even started after 5 seconds, something + * is wrong. Perhaps we're missing an event listener, or perhaps + * the `spawnProcess` implementation failed to dispatch the relevant + * event. Either way, let's crash to avoid blocking the proc_open() + * call indefinitely. + */ setTimeout(() => { + if (resolved) return; + resolved = true; + reject(new Error('Process timed out')); + }, 5e3); + }); + } catch (e) { + // Process already started. Even if it exited early, PHP still + // needs to know about the pid and clean up the resources. + console.error(e); + return ProcInfo.pid; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + if (stdinChildFd) { + // We're in a kernel function used instead of fork(). + // We are the ones responsible for pumping the data from the stdinChildFd + // into the child process. There is no concurrent task operating on the + // piped data or polling the file descriptors, etc. Nothing will ever + // read from the stdinChildFd if we don't do it here. + // Well, let's do it! We'll periodically read from the child end of the + // data pipe and push what we get into the child process. + let stdinStream; + try { + stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); + } catch (e) { + ___errno_location(ERRNO_CODES.EBADF); + return ProcInfo.pid; + } + if (!stdinStream?.node) { + return ProcInfo.pid; + } + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const iov = _malloc(16); + // Space for iovec structure + const pnum = _malloc(4); + // Space for number of bytes read + const buffer = _malloc(CHUNK_SIZE); + // Set up iovec structure pointing to our buffer + HEAPU32[iov >> 2] = buffer; + // iov_base + HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; + // iov_len + function pump() { + try { + while (true) { + if (cp.killed) { + stopPumpingAndCloseStdin(); + return; + } + const result = js_fd_read( + stdinChildFd, + iov, + 1, + pnum, + false + ); + const bytesRead = HEAPU32[pnum >> 2]; + if (result === 0 && bytesRead > 0) { + const wrote = HEAPU8.subarray( + buffer, + buffer + bytesRead + ); + cp.stdin.write(wrote); + } else if (result === 0 && bytesRead === 0) { + // result === 0 and bytesRead === 0 means the file descriptor + // is at EOF. Let's close the stdin stream and clean up. + stopPumpingAndCloseStdin(); + break; + } else if (result === ERRNO_CODES.EAGAIN) { + // The file descriptor is not ready for reading. + // Let's break out of the loop. setInterval will invoke + // this function again soon. + break; + } else { + throw new FS.ErrnoError(result); + } + } + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + ___errno_location(e.errno); + stopPumpingAndCloseStdin(); + } + } + function stopPumpingAndCloseStdin() { + clearInterval(interval); + if (!cp.stdin.closed) { + cp.stdin.end(); + } + _wasm_free(buffer); + _wasm_free(iov); + _wasm_free(pnum); + } + // pump() can never alter the result of this function. + // Even when it fails, we still return the pid. + // Why? + // Because the process already started. We wouldn't backtrack + // with fork(), we won't backtrack here. Let's give PHP the pid, + // and let it think it's the parent process. It will clean up the + // resources as needed. + // stdin may be non-blocking – let's check for updates periodically. + // If we exhaust it at any point, pump() will self-terminate. + // Note handling any failures, closing the descriptor, etc. will not + // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). + // It will all happen asynchronously on the next tick. It seems off, + // but there doesn't seem to be a better way: cp.stdin.write() and + // cp.stdin.end() are both async APIs and they both accept onCompleted + // callbacks. + const interval = setInterval(pump, 20); + pump(); + } + return ProcInfo.pid; + }); + } -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.processTable[pid]) { - return -1; - } - if (PHPWASM.processTable[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; - return 1; - } - return 0; -} + function _js_popen_clear_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + delete PHPWASM.processTable[pid].fd; + return; + } + } + } -function _js_release_file_locks() { - if (typeof Module["userSpace"] === "undefined") { - return; - } - return Module["userSpace"].js_release_file_locks(); -} + function _js_popen_get_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + return PHPWASM.processTable[pid].pid; + } + } + return -1; + } -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.processTable[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.processTable[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} + function _js_popen_set_pid_for_fd(fd, pid) { + if (PHPWASM.processTable[pid]) { + PHPWASM.processTable[pid].fd = fd; + } + } -var _makecontext = () => abort("missing function: ${name}"); + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + if (PHPWASM.processTable[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + return 1; + } + return 0; + } -function _random_get(buffer, size) { - try { - randomFill(HEAPU8.subarray(buffer, buffer + size)); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + function _js_release_file_locks() { + if (typeof Module['userSpace'] === 'undefined') { + return; + } + return Module['userSpace'].js_release_file_locks(); + } + + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.processTable[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.processTable[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var _makecontext = () => abort('missing function: ${name}'); -_random_get.sig = "ipp"; - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - // we spill over to next month - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - // we stay in current month - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var _strptime = (buf, format, tm) => { - // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); - // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html - var pattern = UTF8ToString(format); - // escape special characters - // TODO: not sure we really need to escape all of these in JS regexps - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - // reduce number of matchers - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - // TODO: take care of locale - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(// any number of space or tab characters match zero or more spaces - /\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - // check if symbol appears in regexp - if (pos >= 0) { - // return matched value or null (falsy!) for non-matches - return matches[pos + 1]; - } - return; - }; - // seconds - if ((value = getMatch("S"))) { - date.sec = Number(value); - } - // minutes - if ((value = getMatch("M"))) { - date.min = Number(value); - } - // hours - if ((value = getMatch("H"))) { - // 24h clock - date.hour = Number(value); - } else if ((value = getMatch("I"))) { - // AM/PM clock - var hour = Number(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - // year - if ((value = getMatch("Y"))) { - // parse from four-digit year - date.year = Number(value); - } else if ((value = getMatch("y"))) { - // parse from two-digit year... - var year = Number(value); - if ((value = getMatch("C"))) { - // ...and century - year += Number(value) * 100; - } else { - // ...and rule-of-thumb - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - // month - if ((value = getMatch("m"))) { - // parse from month number - date.month = Number(value) - 1; - } else if ((value = getMatch("b"))) { - // parse from month name - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - // day - if ((value = getMatch("d"))) { - // get day of month directly - date.day = Number(value); - } else if ((value = getMatch("j"))) { - // get day of month from day of year ... - var day = Number(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - // get day of month from weekday ... - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - // ... and week number (Sunday being first day of week) - // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. - // All days in a new year preceding the first Sunday are considered to be in week 0. - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = Number(value); - // January 1st - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - // Jan 1st is a Sunday, and, hence in the 1st CW - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - // Jan 1st is not a Sunday, and, hence still in the 0th CW - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - // ... and week number (Monday being first day of week) - // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. - // All days in a new year preceding the first Monday are considered to be in week 0. - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = Number(value); - // January 1st - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - // Jan 1st is a Monday, and, hence in the 1st CW - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - // Jan 1st is not a Monday, and, hence still in the 0th CW - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - // time zone - if ((value = getMatch("z"))) { - // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + function _random_get(buffer, size) { + try { + randomFill(HEAPU8.subarray(buffer, buffer + size)); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + _random_get.sig = 'ipp'; + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = Number(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = Number(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = Number(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = Number(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = Number(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = Number(value); + if ((value = getMatch('C'))) { + // ...and century + year += Number(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = Number(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = Number(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = Number(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -8802,2163 +9788,3254 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F - // TODO: not sure that intArrayFromString handles all unicode characters correctly - return buf + lengthBytesUTF8(matches[0]); - } - return 0; -}; - -_strptime.sig = "pppp"; - -var _swapcontext = () => abort("missing function: ${name}"); - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const SO_RCVTIMEO = 66; - const SO_SNDTIMEO = 67; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - // Options that we can forward to the WebSocket proxy - const isForwardable = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - // Options that we acknowledge but don't actually implement - // (WebSocket connections handle timeouts differently) - const isIgnorable = level === SOL_SOCKET && (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO); - if (!isForwardable && !isIgnorable) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - // For ignorable options, just return success - if (isIgnorable) { - return 0; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -var runAndAbortIfError = func => { - try { - return func(); - } catch (e) { - abort(e); - } -}; - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_iij|invoke_iiji|invoke_iiij|invoke_iijii|invoke_iijiji|invoke_jii|invoke_jiii|invoke_viijii|invoke_vji|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|__syscall_fcntl64|___syscall_fcntl64|_asyncjs___syscall_fcntl64|js_release_file_locks|_js_release_file_locks|_async_js_release_file_locks|js_flock|_js_flock|_async_js_flock|js_fd_read|_js_fd_read|fd_close|_fd_close|_asyncjs__fd_close|close|_close|js_module_onMessage|zend_hash_str_find|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|_wasm_shutdown|_asyncjs__wasm_shutdown|recv|_recv|setsockopt|_setsockopt|wasm_connect|_wasm_connect|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - } - } - }, - instrumentFunction(original) { - var wrapper = (...args) => { - Asyncify.exportCallStack.push(original); - try { - return original(...args); - } finally { - if (!ABORT) { - var top = Asyncify.exportCallStack.pop(); - Asyncify.maybeStopUnwind(); - } - } - }; - Asyncify.funcWrappers.set(original, wrapper); - wrapper.orig = original; - return wrapper; - }, - instrumentWasmExports(exports) { - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - var wrapper = Asyncify.instrumentFunction(original); - ret[x] = wrapper; - } else { - ret[x] = original; - } - } - return ret; - }, - State: { - Normal: 0, - Unwinding: 1, - Rewinding: 2, - Disabled: 3 - }, - state: 0, - StackSize: 4096, - currData: null, - handleSleepReturnValue: 0, - exportCallStack: [], - callstackFuncToId: new Map, - callStackIdToFunc: new Map, - funcWrappers: new Map, - callStackId: 0, - asyncPromiseHandlers: null, - sleepCallbacks: [], - getCallStackId(func) { - if (!Asyncify.callstackFuncToId.has(func)) { - var id = Asyncify.callStackId++; - Asyncify.callstackFuncToId.set(func, id); - Asyncify.callStackIdToFunc.set(id, func); - } - return Asyncify.callstackFuncToId.get(func); - }, - maybeStopUnwind() { - if (Asyncify.currData && Asyncify.state === Asyncify.State.Unwinding && Asyncify.exportCallStack.length === 0) { - // We just finished unwinding. - // Be sure to set the state before calling any other functions to avoid - // possible infinite recursion here (For example in debug pthread builds - // the dbg() function itself can call back into WebAssembly to get the - // current pthread_self() pointer). - Asyncify.state = Asyncify.State.Normal; - runtimeKeepalivePush(); - // Keep the runtime alive so that a re-wind can be done later. - runAndAbortIfError(_asyncify_stop_unwind); - if (typeof Fibers != "undefined") { - Fibers.trampoline(); - } - } - }, - whenDone() { - return new Promise((resolve, reject) => { - Asyncify.asyncPromiseHandlers = { - resolve, - reject - }; - }); - }, - allocateData() { - // An asyncify data structure has three fields: - // 0 current stack pos - // 4 max stack pos - // 8 id of function at bottom of the call stack (callStackIdToFunc[id] == wasm func) - // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. - // We also embed a stack in the same memory region here, right next to the structure. - // This struct is also defined as asyncify_data_t in emscripten/fiber.h - var ptr = _malloc(12 + Asyncify.StackSize); - Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); - Asyncify.setDataRewindFunc(ptr); - return ptr; - }, - setDataHeader(ptr, stack, stackSize) { - HEAPU32[((ptr) >> 2)] = stack; - HEAPU32[(((ptr) + (4)) >> 2)] = stack + stackSize; - }, - setDataRewindFunc(ptr) { - var bottomOfCallStack = Asyncify.exportCallStack[0]; - var rewindId = Asyncify.getCallStackId(bottomOfCallStack); - HEAP32[(((ptr) + (8)) >> 2)] = rewindId; - }, - getDataRewindFunc(ptr) { - var id = HEAP32[(((ptr) + (8)) >> 2)]; - var func = Asyncify.callStackIdToFunc.get(id); - return func; - }, - doRewind(ptr) { - var original = Asyncify.getDataRewindFunc(ptr); - var func = Asyncify.funcWrappers.get(original); - // Once we have rewound and the stack we no longer need to artificially - // keep the runtime alive. - runtimeKeepalivePop(); - return func(); - }, - handleSleep(startAsync) { - if (ABORT) return; - if (Asyncify.state === Asyncify.State.Normal) { - // Prepare to sleep. Call startAsync, and see what happens: - // if the code decided to call our callback synchronously, - // then no async operation was in fact begun, and we don't - // need to do anything. - var reachedCallback = false; - var reachedAfterCallback = false; - startAsync((handleSleepReturnValue = 0) => { - if (ABORT) return; - Asyncify.handleSleepReturnValue = handleSleepReturnValue; - reachedCallback = true; - if (!reachedAfterCallback) { - // We are happening synchronously, so no need for async. - return; - } - Asyncify.state = Asyncify.State.Rewinding; - runAndAbortIfError(() => _asyncify_start_rewind(Asyncify.currData)); - if (typeof MainLoop != "undefined" && MainLoop.func) { - MainLoop.resume(); - } - var asyncWasmReturnValue, isError = false; - try { - asyncWasmReturnValue = Asyncify.doRewind(Asyncify.currData); - } catch (err) { - asyncWasmReturnValue = err; - isError = true; - } - // Track whether the return value was handled by any promise handlers. - var handled = false; - if (!Asyncify.currData) { - // All asynchronous execution has finished. - // `asyncWasmReturnValue` now contains the final - // return value of the exported async WASM function. - // Note: `asyncWasmReturnValue` is distinct from - // `Asyncify.handleSleepReturnValue`. - // `Asyncify.handleSleepReturnValue` contains the return - // value of the last C function to have executed - // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` - // contains the return value of the exported WASM function - // that may have called C functions that - // call `Asyncify.handleSleep()`. - var asyncPromiseHandlers = Asyncify.asyncPromiseHandlers; - if (asyncPromiseHandlers) { - Asyncify.asyncPromiseHandlers = null; - (isError ? asyncPromiseHandlers.reject : asyncPromiseHandlers.resolve)(asyncWasmReturnValue); - handled = true; - } - } - if (isError && !handled) { - // If there was an error and it was not handled by now, we have no choice but to - // rethrow that error into the global scope where it can be caught only by - // `onerror` or `onunhandledpromiserejection`. - throw asyncWasmReturnValue; - } - }); - reachedAfterCallback = true; - if (!reachedCallback) { - // A true async operation was begun; start a sleep. - Asyncify.state = Asyncify.State.Unwinding; - // TODO: reuse, don't alloc/free every sleep - if (!Asyncify._cachedData) { Asyncify._cachedData = Asyncify.allocateData(); } else { Asyncify.setDataHeader(Asyncify._cachedData, Asyncify._cachedData + 12, Asyncify.StackSize); Asyncify.setDataRewindFunc(Asyncify._cachedData); } Asyncify.currData = Asyncify._cachedData; - if (typeof MainLoop != "undefined" && MainLoop.func) { - MainLoop.pause(); - } - runAndAbortIfError(() => _asyncify_start_unwind(Asyncify.currData)); - } - } else if (Asyncify.state === Asyncify.State.Rewinding) { - // Stop a resume. - Asyncify.state = Asyncify.State.Normal; - runAndAbortIfError(_asyncify_stop_rewind); - Asyncify.currData = null; - // Call all sleep callbacks now that the sleep-resume is all done. - Asyncify.sleepCallbacks.forEach(callUserCallback); - } else { - abort(`invalid state: ${Asyncify.state}`); - } - return Asyncify.handleSleepReturnValue; - }, - handleAsync: startAsync => Asyncify.handleSleep(wakeUp => { - // TODO: add error handling as a second param when handleSleep implements it. - startAsync().then(wakeUp); - }) -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - // closure exported function - return func; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - // For fast lookup of conversion functions - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - // null string - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - // Data for a previous async operation that was in flight before us. - var previousAsync = Asyncify.currData; - var ret = func(...cArgs); - function onDone(ret) { - runtimeKeepalivePop(); - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - // Keep the runtime alive through all calls. Note that this call might not be - // async, but for simplicity we push and pop in all calls. - runtimeKeepalivePush(); - if (Asyncify.currData != previousAsync) { - // This is a new async operation. The wasm is paused and has unwound its stack. - // We need to return a Promise that resolves the return value - // once the stack is rewound and execution finishes. - return Asyncify.whenDone().then(onDone); - } - ret = onDone(ret); - // If this is an async ccall, ensure we return a promise - if (asyncMode) return Promise.resolve(ret); - return ret; -}; - -var FS_createPath = (...args) => FS.createPath(...args); - -var FS_unlink = (...args) => FS.unlink(...args); - -var FS_createLazyFile = (...args) => FS.createLazyFile(...args); - -var FS_createDevice = (...args) => FS.createDevice(...args); - -var _setTempRet0 = setTempRet0; - -var getTempRet0 = val => __emscripten_tempret_get(); - -var _getTempRet0 = getTempRet0; - -var uncaughtExceptionCount = 0; - -var ___cxa_throw = (ptr, type, destructor) => { - var info = new ExceptionInfo(ptr); - // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. - info.init(type, destructor); - exceptionLast = ptr; - uncaughtExceptionCount++; - throw exceptionLast; -}; - -___cxa_throw.sig = "vppp"; - -var _wasm_recv = function(sockfd, buffer, size, flags) { - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - let newl = ___syscall_recvfrom(sockfd, buffer, size, flags, null, null); - if (newl > 0) { - wakeUp(newl); - } else if (newl === -6) { - setTimeout(poll, 20); - } else { - wakeUp(0); - } - }; - poll(); - }); -}; - -registerWasmPlugin(); - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.preloadFile = FS_preloadFile; - -FS.staticInit(); - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -// End JS library code -// include: postlibrary.js -// This file is included after the automatically-generated JS library code -// but before the wasm module is created. -{ - // Begin ATMODULES hooks - if (Module["preloadPlugins"]) preloadPlugins = Module["preloadPlugins"]; - if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; - if (Module["print"]) out = Module["print"]; - if (Module["printErr"]) err = Module["printErr"]; - if (Module["dynamicLibraries"]) dynamicLibraries = Module["dynamicLibraries"]; - if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - // End ATMODULES hooks - if (Module["arguments"]) arguments_ = Module["arguments"]; - if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; -if (Module["quit"]) quit_=Module["quit"]; - if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].shift()(); - } - } -} - -// Begin runtime exports -Module["wasmExports"] = wasmExports; + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + lengthBytesUTF8(matches[0]); + } + return 0; + }; + + _strptime.sig = 'pppp'; + + var _swapcontext = () => abort('missing function: ${name}'); + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } -Module["addRunDependency"] = addRunDependency; + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const SO_RCVTIMEO = 66; + const SO_SNDTIMEO = 67; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + // Options that we can forward to the WebSocket proxy + const isForwardable = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + // Options that we acknowledge but don't actually implement + // (WebSocket connections handle timeouts differently) + const isIgnorable = + level === SOL_SOCKET && + (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO); + if (!isForwardable && !isIgnorable) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + // For ignorable options, just return success + if (isIgnorable) { + return 0; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } -Module["removeRunDependency"] = removeRunDependency; + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } -Module["ccall"] = ccall; + var runAndAbortIfError = (func) => { + try { + return func(); + } catch (e) { + abort(e); + } + }; + + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiii|invoke_iiiiiiiiii|invoke_v|invoke_vi|invoke_vii|invoke_viidii|invoke_viii|invoke_viiii|invoke_viiiii|invoke_viiiiii|invoke_viiiiiii|invoke_viiiiiiiii|invoke_i|invoke_ii|invoke_iii|invoke_iiii|invoke_iiiii|invoke_iiiiii|invoke_iiiiiii|invoke_iiiiiiii|invoke_iiiiiiiiii|invoke_iij|invoke_iiji|invoke_iiij|invoke_iijii|invoke_iijiji|invoke_jii|invoke_jiii|invoke_viijii|invoke_vji|js_open_process|_js_open_process|_asyncjs__js_open_process|js_popen_to_file|_js_popen_to_file|_asyncjs__js_popen_to_file|__syscall_fcntl64|___syscall_fcntl64|_asyncjs___syscall_fcntl64|js_release_file_locks|_js_release_file_locks|_async_js_release_file_locks|js_flock|_js_flock|_async_js_flock|js_fd_read|_js_fd_read|fd_close|_fd_close|_asyncjs__fd_close|close|_close|js_module_onMessage|zend_hash_str_find|_js_module_onMessage|_asyncjs__js_module_onMessage|js_waitpid|_js_waitpid|_asyncjs__js_waitpid|wasm_poll_socket|_wasm_poll_socket|_asyncjs__wasm_poll_socket|_wasm_shutdown|_asyncjs__wasm_shutdown|recv|_recv|setsockopt|_setsockopt|wasm_connect|_wasm_connect|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + } + } + }, + instrumentFunction(original) { + var wrapper = (...args) => { + Asyncify.exportCallStack.push(original); + try { + return original(...args); + } finally { + if (!ABORT) { + var top = Asyncify.exportCallStack.pop(); + Asyncify.maybeStopUnwind(); + } + } + }; + Asyncify.funcWrappers.set(original, wrapper); + wrapper.orig = original; + return wrapper; + }, + instrumentWasmExports(exports) { + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + var wrapper = Asyncify.instrumentFunction(original); + ret[x] = wrapper; + } else { + ret[x] = original; + } + } + return ret; + }, + State: { + Normal: 0, + Unwinding: 1, + Rewinding: 2, + Disabled: 3, + }, + state: 0, + StackSize: 4096, + currData: null, + handleSleepReturnValue: 0, + exportCallStack: [], + callstackFuncToId: new Map(), + callStackIdToFunc: new Map(), + funcWrappers: new Map(), + callStackId: 0, + asyncPromiseHandlers: null, + sleepCallbacks: [], + getCallStackId(func) { + if (!Asyncify.callstackFuncToId.has(func)) { + var id = Asyncify.callStackId++; + Asyncify.callstackFuncToId.set(func, id); + Asyncify.callStackIdToFunc.set(id, func); + } + return Asyncify.callstackFuncToId.get(func); + }, + maybeStopUnwind() { + if ( + Asyncify.currData && + Asyncify.state === Asyncify.State.Unwinding && + Asyncify.exportCallStack.length === 0 + ) { + // We just finished unwinding. + // Be sure to set the state before calling any other functions to avoid + // possible infinite recursion here (For example in debug pthread builds + // the dbg() function itself can call back into WebAssembly to get the + // current pthread_self() pointer). + Asyncify.state = Asyncify.State.Normal; + runtimeKeepalivePush(); + // Keep the runtime alive so that a re-wind can be done later. + runAndAbortIfError(_asyncify_stop_unwind); + if (typeof Fibers != 'undefined') { + Fibers.trampoline(); + } + } + }, + whenDone() { + return new Promise((resolve, reject) => { + Asyncify.asyncPromiseHandlers = { + resolve, + reject, + }; + }); + }, + allocateData() { + // An asyncify data structure has three fields: + // 0 current stack pos + // 4 max stack pos + // 8 id of function at bottom of the call stack (callStackIdToFunc[id] == wasm func) + // The Asyncify ABI only interprets the first two fields, the rest is for the runtime. + // We also embed a stack in the same memory region here, right next to the structure. + // This struct is also defined as asyncify_data_t in emscripten/fiber.h + var ptr = _malloc(12 + Asyncify.StackSize); + Asyncify.setDataHeader(ptr, ptr + 12, Asyncify.StackSize); + Asyncify.setDataRewindFunc(ptr); + return ptr; + }, + setDataHeader(ptr, stack, stackSize) { + HEAPU32[ptr >> 2] = stack; + HEAPU32[(ptr + 4) >> 2] = stack + stackSize; + }, + setDataRewindFunc(ptr) { + var bottomOfCallStack = Asyncify.exportCallStack[0]; + var rewindId = Asyncify.getCallStackId(bottomOfCallStack); + HEAP32[(ptr + 8) >> 2] = rewindId; + }, + getDataRewindFunc(ptr) { + var id = HEAP32[(ptr + 8) >> 2]; + var func = Asyncify.callStackIdToFunc.get(id); + return func; + }, + doRewind(ptr) { + var original = Asyncify.getDataRewindFunc(ptr); + var func = Asyncify.funcWrappers.get(original); + // Once we have rewound and the stack we no longer need to artificially + // keep the runtime alive. + runtimeKeepalivePop(); + return func(); + }, + handleSleep(startAsync) { + if (ABORT) return; + if (Asyncify.state === Asyncify.State.Normal) { + // Prepare to sleep. Call startAsync, and see what happens: + // if the code decided to call our callback synchronously, + // then no async operation was in fact begun, and we don't + // need to do anything. + var reachedCallback = false; + var reachedAfterCallback = false; + startAsync((handleSleepReturnValue = 0) => { + if (ABORT) return; + Asyncify.handleSleepReturnValue = handleSleepReturnValue; + reachedCallback = true; + if (!reachedAfterCallback) { + // We are happening synchronously, so no need for async. + return; + } + Asyncify.state = Asyncify.State.Rewinding; + runAndAbortIfError(() => + _asyncify_start_rewind(Asyncify.currData) + ); + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.resume(); + } + var asyncWasmReturnValue, + isError = false; + try { + asyncWasmReturnValue = Asyncify.doRewind( + Asyncify.currData + ); + } catch (err) { + asyncWasmReturnValue = err; + isError = true; + } + // Track whether the return value was handled by any promise handlers. + var handled = false; + if (!Asyncify.currData) { + // All asynchronous execution has finished. + // `asyncWasmReturnValue` now contains the final + // return value of the exported async WASM function. + // Note: `asyncWasmReturnValue` is distinct from + // `Asyncify.handleSleepReturnValue`. + // `Asyncify.handleSleepReturnValue` contains the return + // value of the last C function to have executed + // `Asyncify.handleSleep()`, where as `asyncWasmReturnValue` + // contains the return value of the exported WASM function + // that may have called C functions that + // call `Asyncify.handleSleep()`. + var asyncPromiseHandlers = + Asyncify.asyncPromiseHandlers; + if (asyncPromiseHandlers) { + Asyncify.asyncPromiseHandlers = null; + (isError + ? asyncPromiseHandlers.reject + : asyncPromiseHandlers.resolve)( + asyncWasmReturnValue + ); + handled = true; + } + } + if (isError && !handled) { + // If there was an error and it was not handled by now, we have no choice but to + // rethrow that error into the global scope where it can be caught only by + // `onerror` or `onunhandledpromiserejection`. + throw asyncWasmReturnValue; + } + }); + reachedAfterCallback = true; + if (!reachedCallback) { + // A true async operation was begun; start a sleep. + Asyncify.state = Asyncify.State.Unwinding; + // TODO: reuse, don't alloc/free every sleep + if (!Asyncify._cachedData) { + Asyncify._cachedData = Asyncify.allocateData(); + } else { + Asyncify.setDataHeader( + Asyncify._cachedData, + Asyncify._cachedData + 12, + Asyncify.StackSize + ); + Asyncify.setDataRewindFunc(Asyncify._cachedData); + } + Asyncify.currData = Asyncify._cachedData; + if (typeof MainLoop != 'undefined' && MainLoop.func) { + MainLoop.pause(); + } + runAndAbortIfError(() => + _asyncify_start_unwind(Asyncify.currData) + ); + } + } else if (Asyncify.state === Asyncify.State.Rewinding) { + // Stop a resume. + Asyncify.state = Asyncify.State.Normal; + runAndAbortIfError(_asyncify_stop_rewind); + Asyncify.currData = null; + // Call all sleep callbacks now that the sleep-resume is all done. + Asyncify.sleepCallbacks.forEach(callUserCallback); + } else { + abort(`invalid state: ${Asyncify.state}`); + } + return Asyncify.handleSleepReturnValue; + }, + handleAsync: (startAsync) => + Asyncify.handleSleep((wakeUp) => { + // TODO: add error handling as a second param when handleSleep implements it. + startAsync().then(wakeUp); + }), + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + // Data for a previous async operation that was in flight before us. + var previousAsync = Asyncify.currData; + var ret = func(...cArgs); + function onDone(ret) { + runtimeKeepalivePop(); + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + // Keep the runtime alive through all calls. Note that this call might not be + // async, but for simplicity we push and pop in all calls. + runtimeKeepalivePush(); + if (Asyncify.currData != previousAsync) { + // This is a new async operation. The wasm is paused and has unwound its stack. + // We need to return a Promise that resolves the return value + // once the stack is rewound and execution finishes. + return Asyncify.whenDone().then(onDone); + } + ret = onDone(ret); + // If this is an async ccall, ensure we return a promise + if (asyncMode) return Promise.resolve(ret); + return ret; + }; + + var FS_createPath = (...args) => FS.createPath(...args); + + var FS_unlink = (...args) => FS.unlink(...args); + + var FS_createLazyFile = (...args) => FS.createLazyFile(...args); + + var FS_createDevice = (...args) => FS.createDevice(...args); + + var _setTempRet0 = setTempRet0; + + var getTempRet0 = (val) => __emscripten_tempret_get(); + + var _getTempRet0 = getTempRet0; + + var uncaughtExceptionCount = 0; + + var ___cxa_throw = (ptr, type, destructor) => { + var info = new ExceptionInfo(ptr); + // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. + info.init(type, destructor); + exceptionLast = ptr; + uncaughtExceptionCount++; + throw exceptionLast; + }; + + ___cxa_throw.sig = 'vppp'; + + var _wasm_recv = function (sockfd, buffer, size, flags) { + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + let newl = ___syscall_recvfrom( + sockfd, + buffer, + size, + flags, + null, + null + ); + if (newl > 0) { + wakeUp(newl); + } else if (newl === -6) { + setTimeout(poll, 20); + } else { + wakeUp(0); + } + }; + poll(); + }); + }; + + registerWasmPlugin(); + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.preloadFile = FS_preloadFile; + + FS.staticInit(); + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } -Module["UTF8ToString"] = UTF8ToString; + PHPWASM.init(); + + // End JS library code + // include: postlibrary.js + // This file is included after the automatically-generated JS library code + // but before the wasm module is created. + { + // Begin ATMODULES hooks + if (Module['preloadPlugins']) preloadPlugins = Module['preloadPlugins']; + if (Module['noExitRuntime']) noExitRuntime = Module['noExitRuntime']; + if (Module['print']) out = Module['print']; + if (Module['printErr']) err = Module['printErr']; + if (Module['dynamicLibraries']) + dynamicLibraries = Module['dynamicLibraries']; + if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']; + // End ATMODULES hooks + if (Module['arguments']) arguments_ = Module['arguments']; + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].shift()(); + } + } + } -Module["stringToUTF8"] = stringToUTF8; + // Begin runtime exports + Module['wasmExports'] = wasmExports; -Module["lengthBytesUTF8"] = lengthBytesUTF8; + Module['addRunDependency'] = addRunDependency; -Module["FS_preloadFile"] = FS_preloadFile; + Module['removeRunDependency'] = removeRunDependency; -Module["FS_unlink"] = FS_unlink; + Module['ccall'] = ccall; -Module["FS_createPath"] = FS_createPath; + Module['UTF8ToString'] = UTF8ToString; -Module["FS_createDevice"] = FS_createDevice; + Module['stringToUTF8'] = stringToUTF8; -Module["FS_createDataFile"] = FS_createDataFile; + Module['lengthBytesUTF8'] = lengthBytesUTF8; -Module["FS_createLazyFile"] = FS_createLazyFile; + Module['FS_preloadFile'] = FS_preloadFile; -Module["PROXYFS"] = PROXYFS; + Module['FS_unlink'] = FS_unlink; -// End runtime exports -// Begin JS library exports -Module["UTF8ToString"] = UTF8ToString; + Module['FS_createPath'] = FS_createPath; -Module["lengthBytesUTF8"] = lengthBytesUTF8; + Module['FS_createDevice'] = FS_createDevice; -Module["stringToUTF8"] = stringToUTF8; + Module['FS_createDataFile'] = FS_createDataFile; -Module["FS"] = FS; + Module['FS_createLazyFile'] = FS_createLazyFile; -Module["___asyncify_data"] = ___asyncify_data; + Module['PROXYFS'] = PROXYFS; -Module["___asyncify_state"] = ___asyncify_state; + // End runtime exports + // Begin JS library exports + Module['UTF8ToString'] = UTF8ToString; -Module["_exit"] = _exit; + Module['lengthBytesUTF8'] = lengthBytesUTF8; -Module["_emscripten_sleep"] = _emscripten_sleep; + Module['stringToUTF8'] = stringToUTF8; -Module["_getaddrinfo"] = _getaddrinfo; + Module['FS'] = FS; -Module["_wasm_setsockopt"] = _wasm_setsockopt; + Module['___asyncify_data'] = ___asyncify_data; -Module["_setTempRet0"] = _setTempRet0; + Module['___asyncify_state'] = ___asyncify_state; -Module["_getTempRet0"] = _getTempRet0; + Module['_exit'] = _exit; -Module["___cxa_throw"] = ___cxa_throw; + Module['_emscripten_sleep'] = _emscripten_sleep; -Module["_wasm_recv"] = _wasm_recv; + Module['_getaddrinfo'] = _getaddrinfo; -// End JS library exports -// end include: postlibrary.js -var ASM_CONSTS = {}; + Module['_wasm_setsockopt'] = _wasm_setsockopt; -function js_popen_to_file(command, mode, exitCodePtr) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); -} + Module['_setTempRet0'] = _setTempRet0; -js_popen_to_file.sig = "iiii"; - -function wasm_poll_socket(socketd, events, timeout) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - const stream = FS.getStream(socketd); - if (FS.isSocket(stream?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP || events & POLLIN || events & POLLOUT || events & POLLERR) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else if (stream?.stream_ops?.poll) { - let interrupted = false; - async function poll() { - try { - while (true) { - var mask = POLLNVAL; - mask = SYSCALLS.DEFAULT_POLLMASK; - if (FS.isClosed(stream)) { - return ERRNO_CODES.EBADF; - } - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - mask &= events | POLLERR | POLLHUP; - if (mask) { - return mask; - } - if (interrupted) { - return ERRNO_CODES.ETIMEDOUT; - } - await new Promise(resolve => setTimeout(resolve, 10)); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } - } - polls.push([ poll(), () => { - interrupted = true; - } ]); - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); -} + Module['_getTempRet0'] = _getTempRet0; -wasm_poll_socket.sig = "iiii"; - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => Asyncify.handleSleep(resolver); - const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var stream; - try { - stream = SYSCALLS.getStreamFromFD(fd); - HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== ERRNO_CODES.EWOULDBLOCK && e.errno !== ERRNO_CODES.EAGAIN) { - return e.errno; - } - const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; - if (nonBlocking) { - return e.errno; - } - } - } - if (false === pollAsync) { - return ERRNO_CODES.EWOULDBLOCK; - } - return returnCallback(async wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - while (true) { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - if (returnCode === 0) { - HEAPU32[pnum >> 2] = num; - return wakeUp(0); - } - if (++retries > maxRetries || !stream || FS.isClosed(stream) || returnCode !== ERRNO_CODES.EWOULDBLOCK || ("pipe" in stream.node && stream.node.pipe.refcnt < 2)) { - HEAPU32[pnum >> 2] = num; - return wakeUp(returnCode); - } - await new Promise(resolve => setTimeout(resolve, interval)); - } - }); -} + Module['___cxa_throw'] = ___cxa_throw; -js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} + Module['_wasm_recv'] = _wasm_recv; -__asyncjs__js_module_onMessage.sig = "iii"; - -// Imports from the Wasm binary. -var _php_date_get_date_ce, _php_date_get_interface_ce, _php_date_get_timezone_ce, _get_timezone_info, _php_combined_lcg, _php_setcookie, _php_escape_html_entities, _php_info_print_table_header, _php_info_print_table_row, _php_info_print_table_start, _php_info_print_table_end, _php_info_print_table_colspan_header, _php_str_to_str, _php_addcslashes_str, _php_addcslashes, _php_printf, _php_get_module_initialized, _php_log_err_with_severity, _php_error_docref, _php_socket_strerror, _php_output_write, _display_ini_entries, _sapi_header_op, _ap_php_slprintf, _ap_php_snprintf, _ap_php_vsnprintf, __php_stream_free, __php_stream_eof, __php_stream_get_line, __php_stream_open_wrapper_ex, __emalloc_24, __emalloc_32, __emalloc_40, __emalloc_48, __emalloc_56, __emalloc_128, __emalloc_160, __emalloc_320, __emalloc_1280, __efree_56, __emalloc, __efree, __erealloc, __safe_emalloc, ___zend_malloc, __safe_erealloc, ___zend_realloc, __ecalloc, __estrdup, __estrndup, _zend_set_memory_limit, _zend_memory_usage, _zend_memory_peak_usage, _zend_get_parameters_array_ex, _zend_wrong_param_count, _zend_zval_value_name, _zend_wrong_parameters_none_error, _zend_wrong_parameters_count_error, _zend_wrong_parameter_error, _zend_argument_type_error, _zend_argument_value_error, _zend_argument_error, _zend_argument_must_not_be_empty_error, _zend_parse_arg_bool_slow, _zend_flf_parse_arg_bool_slow, _zend_parse_arg_long_slow, _zend_flf_parse_arg_long_slow, _zend_parse_arg_str_slow, _zend_flf_parse_arg_str_slow, _zend_parse_arg_str_or_long_slow, _zend_release_fcall_info_cache, _zend_parse_parameters, _zend_parse_method_parameters, _object_properties_init, _object_init_ex, _add_assoc_long_ex, _add_assoc_null_ex, _add_assoc_bool_ex, _add_assoc_double_ex, _add_assoc_str_ex, _add_assoc_string_ex, _add_assoc_stringl_ex, _add_assoc_zval_ex, _add_index_long, _add_index_null, _add_index_string, _add_index_stringl, _add_next_index_long, _add_next_index_str, _add_next_index_string, _add_next_index_stringl, _zend_startup_module, _zend_register_internal_class_with_flags, _zend_class_implements, _zend_fcall_info_init, _zend_get_module_version, _zend_declare_typed_property, _zend_try_assign_typed_ref_bool, _zend_try_assign_typed_ref_long, _zend_try_assign_typed_ref_str, _zend_try_assign_typed_ref_arr, _zend_declare_typed_class_constant, _zend_update_property, _zend_read_property_ex, _zend_read_property, _zend_replace_error_handling, _zend_restore_error_handling, _zend_get_parameter_attribute_str, _zend_add_attribute, _zend_get_closure_method_def, _zend_type_to_string, _zend_unmangle_property_name_ex, _zend_is_auto_global_str, _zend_get_compiled_variable_name, _zend_register_long_constant, _zend_register_string_constant, _zend_get_constant_str, _zend_get_exception_base, _zend_is_unwind_exit, _zend_is_graceful_exit, _zend_clear_exception, _zend_throw_exception, _zend_throw_exception_ex, _zend_throw_error_exception, _get_active_class_name, _get_active_function_name, _zend_get_executed_filename, _zend_get_executed_filename_ex, _zend_get_executed_lineno, __call_user_function_impl, _zend_call_function, _zend_call_known_function, _zend_call_known_instance_method_with_2_params, _zend_eval_string, _zend_set_timeout, _zend_unset_timeout, _zend_fetch_class, _zend_rebuild_symbol_table, _zend_get_zval_ptr, _zend_set_user_opcode_handler, _zend_get_user_opcode_handler, _zend_get_resource_handle, _gc_enabled, _gc_possible_root, _zend_gc_get_status, _zend_get_gc_buffer_create, _zend_get_gc_buffer_grow, _zend_hash_str_find, __zend_hash_init, __zend_new_array_0, __zend_new_array, _zend_array_dup, _zend_hash_update, _zend_hash_str_update, _zend_hash_next_index_insert, _zend_hash_index_update, _zend_hash_destroy, _zend_array_destroy, _zend_hash_apply_with_arguments, _zend_hash_copy, _zend_hash_find, _zend_hash_index_find, _zend_hash_sort_ex, __zend_handle_numeric_str_ex, _zend_html_puts, _zend_register_ini_entries_ex, _zend_unregister_ini_entries_ex, _zend_alter_ini_entry, _zend_ini_string_ex, _zend_ini_string, _zend_ini_boolean_displayer_cb, _OnUpdateBool, _OnUpdateLong, _OnUpdateString, _OnUpdateStringUnempty, _zend_call_method, _zend_create_internal_iterator_zval, _zend_iterator_init, _zend_rsrc_list_get_rsrc_type, _zend_std_get_properties, _zend_get_properties_no_lazy_init, _zend_get_property_info, _zend_class_init_statics, _zend_std_compare_objects, _zend_get_properties_for, _zend_objects_store_mark_destructed, _zend_objects_store_del, _zend_object_std_init, _zend_object_std_dtor, _zend_objects_clone_members, _zend_observer_fcall_register, _zend_observer_fiber_switch_register, __is_numeric_string_ex, _zval_try_get_long, _convert_to_long, _zval_get_long_func, _convert_to_double, __convert_to_string, __try_convert_to_string, _zval_get_double_func, _zval_get_string_func, _zend_binary_strcasecmp, _numeric_compare_function, _compare_function, _instanceof_function_slow, _zend_str_tolower, _zend_memnstr_ex, _smart_str_erealloc, __smart_string_alloc, _zend_sort, _zend_strtod, _rc_dtor_func, _zval_ptr_dtor, _zval_add_ref, _virtual_file_ex, _tsrm_realpath, _zend_vspprintf, _zend_spprintf, _zend_strpprintf, __zend_bailout, _zend_error, _zend_throw_error, _zend_illegal_container_offset, _zend_argument_count_error, _zend_value_error, _strlen, _munmap, _fiprintf, _abort, _free, _memcmp, _malloc, _snprintf, _strchr, _clock_gettime, _dlopen, _dlsym, _dlclose, _strcmp, _getenv, ___wasm_setjmp, ___wasm_setjmp_test, _emscripten_longjmp, _atoi, ___errno_location, _strtoull, _strrchr, _realloc, _strcasecmp, _memchr, _fwrite, _strncmp, _isxdigit, _tolower, _strtok_r, _strncasecmp, _fileno, _isatty, _fread, _fclose, _strtoul, _strstr, _strpbrk, _strdup, _write, _close, _stat, _gettimeofday, _iprintf, _puts, _putchar, _fopen, _getcwd, _open, _strncpy, _siprintf, _localtime_r, _strtol, _pow, _strtod, _strftime, _round, _sin, _cos, _atan2, _acos, _tan, _asin, _atan, _log, _log2, _fmod, _setlocale, _strerror, _wasm_popen, _wasm_php_exec, _socket, _freeaddrinfo, _fcntl, _connect, _php_pollfd_for, _htons, _ntohs, _getpeername, _htonl, _strcpy, _strcat, _wasm_pclose, _tzset, _wasm_sleep, _fputs, _isdigit, _fflush, _calloc, _expf, ___small_fprintf, _qsort, _vfprintf, _mmap, _flock, _fgets, _initgroups, _atol, _wasm_read, _feof, _strncat, ___ctype_get_mb_cur_max, ___wrap_usleep, _poll, ___wrap_select, _wasm_set_sapi_name, _wasm_set_phpini_path, _wasm_add_cli_arg, _run_cli, _wasm_add_SERVER_entry, _wasm_add_ENV_entry, _wasm_set_query_string, _wasm_set_path_translated, _wasm_set_skip_shebang, _wasm_set_request_uri, _wasm_set_request_method, _wasm_set_request_host, _wasm_set_content_type, _wasm_set_request_body, _wasm_set_content_length, _wasm_set_cookies, _wasm_set_request_port, _wasm_sapi_request_shutdown, _wasm_sapi_handle_request, _php_wasm_init, _wasm_free, _wasm_get_end_offset, ___wrap_getpid, _wasm_trace, _rewind, _modf, _gmtime, ___extenddftf2, ___letf2, ___floatunditf, _div, ___funcs_on_exit, ___cxa_atexit, ___dl_seterr, __emscripten_find_dylib, _freopen, _mbstowcs, _emscripten_builtin_memalign, __emscripten_timeout, _strtok, _tanhf, _wcstombs, _emscripten_get_sbrk_ptr, _setThrew, __emscripten_tempret_set, __emscripten_tempret_get, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current, __ZNSt3__211__call_onceERVmPvPFvS2_E, __ZNSt3__218condition_variable10notify_allEv, __ZNSt3__25mutex4lockEv, __ZNSt3__25mutex6unlockEv, ___cxa_bad_typeid, ___cxa_allocate_exception, ___cxa_pure_virtual, ___dynamic_cast, ___cxa_can_catch, __ZNSt20bad_array_new_lengthD1Ev, __ZNSt12length_errorD1Ev, dynCall_iiii, dynCall_ii, dynCall_vi, dynCall_vii, dynCall_viiiii, dynCall_iii, dynCall_iiiii, dynCall_iiiiii, dynCall_viii, dynCall_iij, dynCall_v, dynCall_i, dynCall_viiii, dynCall_iiiiiii, dynCall_iijii, dynCall_jii, dynCall_jiii, dynCall_jijj, dynCall_viiiiiiii, dynCall_jiiiii, dynCall_jiiii, dynCall_iiiiiiiiii, dynCall_vjiii, dynCall_iiji, dynCall_iidddd, dynCall_iijjjj, dynCall_vijii, dynCall_iijji, dynCall_ji, dynCall_iiiiiiiiiiij, dynCall_iiiiiiiiiii, dynCall_iiiij, dynCall_iiiiiiii, dynCall_iiiiiiiiiiii, dynCall_iiiiiiiii, dynCall_viiiiiii, dynCall_vji, dynCall_vijj, dynCall_iiij, dynCall_iijiji, dynCall_jiji, dynCall_viiiiii, dynCall_viiij, dynCall_viiiiiiiii, dynCall_vidi, dynCall_viijii, dynCall_viidii, dynCall_jiiji, dynCall_jj, dynCall_jiiiji, dynCall_jiij, dynCall_iiiji, dynCall_ij, dynCall_iiiiiij, dynCall_iiid, dynCall_dii, dynCall_vid, dynCall_vij, dynCall_di, dynCall_iiiiijii, dynCall_j, dynCall_iiiiji, dynCall_iiiijii, dynCall_viiji, dynCall_iiiijji, dynCall_dd, dynCall_ddd, dynCall_iiijii, dynCall_diiii, dynCall_diiiiiiii, dynCall_fi, dynCall_fii, dynCall_viiiiiiiiiii, dynCall_viiiiiiiiiiiii, dynCall_viiiiiiiiiiiiiii, dynCall_iiiijj, dynCall_jiiiiiiiii, dynCall_jiiiiii, dynCall_jiiiiiiii, dynCall_ddi, dynCall_iiijj, dynCall_id, dynCall_iifi, dynCall_viid, dynCall_viidddddddd, dynCall_iidiiii, _asyncify_start_unwind, _asyncify_stop_unwind, _asyncify_start_rewind, _asyncify_stop_rewind, memory, ___stack_pointer, __indirect_function_table, wasmTable, wasmMemory; - -function assignWasmExports(wasmExports) { - _php_date_get_date_ce = Module["_php_date_get_date_ce"] = wasmExports["php_date_get_date_ce"]; - _php_date_get_interface_ce = Module["_php_date_get_interface_ce"] = wasmExports["php_date_get_interface_ce"]; - _php_date_get_timezone_ce = Module["_php_date_get_timezone_ce"] = wasmExports["php_date_get_timezone_ce"]; - _get_timezone_info = Module["_get_timezone_info"] = wasmExports["get_timezone_info"]; - _php_combined_lcg = Module["_php_combined_lcg"] = wasmExports["php_combined_lcg"]; - _php_setcookie = Module["_php_setcookie"] = wasmExports["php_setcookie"]; - _php_escape_html_entities = Module["_php_escape_html_entities"] = wasmExports["php_escape_html_entities"]; - _php_info_print_table_header = Module["_php_info_print_table_header"] = wasmExports["php_info_print_table_header"]; - _php_info_print_table_row = Module["_php_info_print_table_row"] = wasmExports["php_info_print_table_row"]; - _php_info_print_table_start = Module["_php_info_print_table_start"] = wasmExports["php_info_print_table_start"]; - _php_info_print_table_end = Module["_php_info_print_table_end"] = wasmExports["php_info_print_table_end"]; - _php_info_print_table_colspan_header = Module["_php_info_print_table_colspan_header"] = wasmExports["php_info_print_table_colspan_header"]; - _php_str_to_str = Module["_php_str_to_str"] = wasmExports["php_str_to_str"]; - _php_addcslashes_str = Module["_php_addcslashes_str"] = wasmExports["php_addcslashes_str"]; - _php_addcslashes = Module["_php_addcslashes"] = wasmExports["php_addcslashes"]; - _php_printf = Module["_php_printf"] = wasmExports["php_printf"]; - _php_get_module_initialized = Module["_php_get_module_initialized"] = wasmExports["php_get_module_initialized"]; - _php_log_err_with_severity = Module["_php_log_err_with_severity"] = wasmExports["php_log_err_with_severity"]; - _php_error_docref = Module["_php_error_docref"] = wasmExports["php_error_docref"]; - _php_socket_strerror = Module["_php_socket_strerror"] = wasmExports["php_socket_strerror"]; - _php_output_write = Module["_php_output_write"] = wasmExports["php_output_write"]; - _display_ini_entries = Module["_display_ini_entries"] = wasmExports["display_ini_entries"]; - _sapi_header_op = Module["_sapi_header_op"] = wasmExports["sapi_header_op"]; - _ap_php_slprintf = Module["_ap_php_slprintf"] = wasmExports["ap_php_slprintf"]; - _ap_php_snprintf = Module["_ap_php_snprintf"] = wasmExports["ap_php_snprintf"]; - _ap_php_vsnprintf = Module["_ap_php_vsnprintf"] = wasmExports["ap_php_vsnprintf"]; - __php_stream_free = Module["__php_stream_free"] = wasmExports["_php_stream_free"]; - __php_stream_eof = Module["__php_stream_eof"] = wasmExports["_php_stream_eof"]; - __php_stream_get_line = Module["__php_stream_get_line"] = wasmExports["_php_stream_get_line"]; - __php_stream_open_wrapper_ex = Module["__php_stream_open_wrapper_ex"] = wasmExports["_php_stream_open_wrapper_ex"]; - __emalloc_24 = Module["__emalloc_24"] = wasmExports["_emalloc_24"]; - __emalloc_32 = Module["__emalloc_32"] = wasmExports["_emalloc_32"]; - __emalloc_40 = Module["__emalloc_40"] = wasmExports["_emalloc_40"]; - __emalloc_48 = Module["__emalloc_48"] = wasmExports["_emalloc_48"]; - __emalloc_56 = Module["__emalloc_56"] = wasmExports["_emalloc_56"]; - __emalloc_128 = Module["__emalloc_128"] = wasmExports["_emalloc_128"]; - __emalloc_160 = Module["__emalloc_160"] = wasmExports["_emalloc_160"]; - __emalloc_320 = Module["__emalloc_320"] = wasmExports["_emalloc_320"]; - __emalloc_1280 = Module["__emalloc_1280"] = wasmExports["_emalloc_1280"]; - __efree_56 = Module["__efree_56"] = wasmExports["_efree_56"]; - __emalloc = Module["__emalloc"] = wasmExports["_emalloc"]; - __efree = Module["__efree"] = wasmExports["_efree"]; - __erealloc = Module["__erealloc"] = wasmExports["_erealloc"]; - __safe_emalloc = Module["__safe_emalloc"] = wasmExports["_safe_emalloc"]; - ___zend_malloc = Module["___zend_malloc"] = wasmExports["__zend_malloc"]; - __safe_erealloc = Module["__safe_erealloc"] = wasmExports["_safe_erealloc"]; - ___zend_realloc = Module["___zend_realloc"] = wasmExports["__zend_realloc"]; - __ecalloc = Module["__ecalloc"] = wasmExports["_ecalloc"]; - __estrdup = Module["__estrdup"] = wasmExports["_estrdup"]; - __estrndup = Module["__estrndup"] = wasmExports["_estrndup"]; - _zend_set_memory_limit = Module["_zend_set_memory_limit"] = wasmExports["zend_set_memory_limit"]; - _zend_memory_usage = Module["_zend_memory_usage"] = wasmExports["zend_memory_usage"]; - _zend_memory_peak_usage = Module["_zend_memory_peak_usage"] = wasmExports["zend_memory_peak_usage"]; - _zend_get_parameters_array_ex = Module["_zend_get_parameters_array_ex"] = wasmExports["zend_get_parameters_array_ex"]; - _zend_wrong_param_count = Module["_zend_wrong_param_count"] = wasmExports["zend_wrong_param_count"]; - _zend_zval_value_name = Module["_zend_zval_value_name"] = wasmExports["zend_zval_value_name"]; - _zend_wrong_parameters_none_error = Module["_zend_wrong_parameters_none_error"] = wasmExports["zend_wrong_parameters_none_error"]; - _zend_wrong_parameters_count_error = Module["_zend_wrong_parameters_count_error"] = wasmExports["zend_wrong_parameters_count_error"]; - _zend_wrong_parameter_error = Module["_zend_wrong_parameter_error"] = wasmExports["zend_wrong_parameter_error"]; - _zend_argument_type_error = Module["_zend_argument_type_error"] = wasmExports["zend_argument_type_error"]; - _zend_argument_value_error = Module["_zend_argument_value_error"] = wasmExports["zend_argument_value_error"]; - _zend_argument_error = Module["_zend_argument_error"] = wasmExports["zend_argument_error"]; - _zend_argument_must_not_be_empty_error = Module["_zend_argument_must_not_be_empty_error"] = wasmExports["zend_argument_must_not_be_empty_error"]; - _zend_parse_arg_bool_slow = Module["_zend_parse_arg_bool_slow"] = wasmExports["zend_parse_arg_bool_slow"]; - _zend_flf_parse_arg_bool_slow = Module["_zend_flf_parse_arg_bool_slow"] = wasmExports["zend_flf_parse_arg_bool_slow"]; - _zend_parse_arg_long_slow = Module["_zend_parse_arg_long_slow"] = wasmExports["zend_parse_arg_long_slow"]; - _zend_flf_parse_arg_long_slow = Module["_zend_flf_parse_arg_long_slow"] = wasmExports["zend_flf_parse_arg_long_slow"]; - _zend_parse_arg_str_slow = Module["_zend_parse_arg_str_slow"] = wasmExports["zend_parse_arg_str_slow"]; - _zend_flf_parse_arg_str_slow = Module["_zend_flf_parse_arg_str_slow"] = wasmExports["zend_flf_parse_arg_str_slow"]; - _zend_parse_arg_str_or_long_slow = Module["_zend_parse_arg_str_or_long_slow"] = wasmExports["zend_parse_arg_str_or_long_slow"]; - _zend_release_fcall_info_cache = Module["_zend_release_fcall_info_cache"] = wasmExports["zend_release_fcall_info_cache"]; - _zend_parse_parameters = Module["_zend_parse_parameters"] = wasmExports["zend_parse_parameters"]; - _zend_parse_method_parameters = Module["_zend_parse_method_parameters"] = wasmExports["zend_parse_method_parameters"]; - _object_properties_init = Module["_object_properties_init"] = wasmExports["object_properties_init"]; - _object_init_ex = Module["_object_init_ex"] = wasmExports["object_init_ex"]; - _add_assoc_long_ex = Module["_add_assoc_long_ex"] = wasmExports["add_assoc_long_ex"]; - _add_assoc_null_ex = Module["_add_assoc_null_ex"] = wasmExports["add_assoc_null_ex"]; - _add_assoc_bool_ex = Module["_add_assoc_bool_ex"] = wasmExports["add_assoc_bool_ex"]; - _add_assoc_double_ex = Module["_add_assoc_double_ex"] = wasmExports["add_assoc_double_ex"]; - _add_assoc_str_ex = Module["_add_assoc_str_ex"] = wasmExports["add_assoc_str_ex"]; - _add_assoc_string_ex = Module["_add_assoc_string_ex"] = wasmExports["add_assoc_string_ex"]; - _add_assoc_stringl_ex = Module["_add_assoc_stringl_ex"] = wasmExports["add_assoc_stringl_ex"]; - _add_assoc_zval_ex = Module["_add_assoc_zval_ex"] = wasmExports["add_assoc_zval_ex"]; - _add_index_long = Module["_add_index_long"] = wasmExports["add_index_long"]; - _add_index_null = Module["_add_index_null"] = wasmExports["add_index_null"]; - _add_index_string = Module["_add_index_string"] = wasmExports["add_index_string"]; - _add_index_stringl = Module["_add_index_stringl"] = wasmExports["add_index_stringl"]; - _add_next_index_long = Module["_add_next_index_long"] = wasmExports["add_next_index_long"]; - _add_next_index_str = Module["_add_next_index_str"] = wasmExports["add_next_index_str"]; - _add_next_index_string = Module["_add_next_index_string"] = wasmExports["add_next_index_string"]; - _add_next_index_stringl = Module["_add_next_index_stringl"] = wasmExports["add_next_index_stringl"]; - _zend_startup_module = Module["_zend_startup_module"] = wasmExports["zend_startup_module"]; - _zend_register_internal_class_with_flags = Module["_zend_register_internal_class_with_flags"] = wasmExports["zend_register_internal_class_with_flags"]; - _zend_class_implements = Module["_zend_class_implements"] = wasmExports["zend_class_implements"]; - _zend_fcall_info_init = Module["_zend_fcall_info_init"] = wasmExports["zend_fcall_info_init"]; - _zend_get_module_version = Module["_zend_get_module_version"] = wasmExports["zend_get_module_version"]; - _zend_declare_typed_property = Module["_zend_declare_typed_property"] = wasmExports["zend_declare_typed_property"]; - _zend_try_assign_typed_ref_bool = Module["_zend_try_assign_typed_ref_bool"] = wasmExports["zend_try_assign_typed_ref_bool"]; - _zend_try_assign_typed_ref_long = Module["_zend_try_assign_typed_ref_long"] = wasmExports["zend_try_assign_typed_ref_long"]; - _zend_try_assign_typed_ref_str = Module["_zend_try_assign_typed_ref_str"] = wasmExports["zend_try_assign_typed_ref_str"]; - _zend_try_assign_typed_ref_arr = Module["_zend_try_assign_typed_ref_arr"] = wasmExports["zend_try_assign_typed_ref_arr"]; - _zend_declare_typed_class_constant = Module["_zend_declare_typed_class_constant"] = wasmExports["zend_declare_typed_class_constant"]; - _zend_update_property = Module["_zend_update_property"] = wasmExports["zend_update_property"]; - _zend_read_property_ex = Module["_zend_read_property_ex"] = wasmExports["zend_read_property_ex"]; - _zend_read_property = Module["_zend_read_property"] = wasmExports["zend_read_property"]; - _zend_replace_error_handling = Module["_zend_replace_error_handling"] = wasmExports["zend_replace_error_handling"]; - _zend_restore_error_handling = Module["_zend_restore_error_handling"] = wasmExports["zend_restore_error_handling"]; - _zend_get_parameter_attribute_str = Module["_zend_get_parameter_attribute_str"] = wasmExports["zend_get_parameter_attribute_str"]; - _zend_add_attribute = Module["_zend_add_attribute"] = wasmExports["zend_add_attribute"]; - _zend_get_closure_method_def = Module["_zend_get_closure_method_def"] = wasmExports["zend_get_closure_method_def"]; - _zend_type_to_string = Module["_zend_type_to_string"] = wasmExports["zend_type_to_string"]; - _zend_unmangle_property_name_ex = Module["_zend_unmangle_property_name_ex"] = wasmExports["zend_unmangle_property_name_ex"]; - _zend_is_auto_global_str = Module["_zend_is_auto_global_str"] = wasmExports["zend_is_auto_global_str"]; - _zend_get_compiled_variable_name = Module["_zend_get_compiled_variable_name"] = wasmExports["zend_get_compiled_variable_name"]; - _zend_register_long_constant = Module["_zend_register_long_constant"] = wasmExports["zend_register_long_constant"]; - _zend_register_string_constant = Module["_zend_register_string_constant"] = wasmExports["zend_register_string_constant"]; - _zend_get_constant_str = Module["_zend_get_constant_str"] = wasmExports["zend_get_constant_str"]; - _zend_get_exception_base = Module["_zend_get_exception_base"] = wasmExports["zend_get_exception_base"]; - _zend_is_unwind_exit = Module["_zend_is_unwind_exit"] = wasmExports["zend_is_unwind_exit"]; - _zend_is_graceful_exit = Module["_zend_is_graceful_exit"] = wasmExports["zend_is_graceful_exit"]; - _zend_clear_exception = Module["_zend_clear_exception"] = wasmExports["zend_clear_exception"]; - _zend_throw_exception = Module["_zend_throw_exception"] = wasmExports["zend_throw_exception"]; - _zend_throw_exception_ex = Module["_zend_throw_exception_ex"] = wasmExports["zend_throw_exception_ex"]; - _zend_throw_error_exception = Module["_zend_throw_error_exception"] = wasmExports["zend_throw_error_exception"]; - _get_active_class_name = Module["_get_active_class_name"] = wasmExports["get_active_class_name"]; - _get_active_function_name = Module["_get_active_function_name"] = wasmExports["get_active_function_name"]; - _zend_get_executed_filename = Module["_zend_get_executed_filename"] = wasmExports["zend_get_executed_filename"]; - _zend_get_executed_filename_ex = Module["_zend_get_executed_filename_ex"] = wasmExports["zend_get_executed_filename_ex"]; - _zend_get_executed_lineno = Module["_zend_get_executed_lineno"] = wasmExports["zend_get_executed_lineno"]; - __call_user_function_impl = Module["__call_user_function_impl"] = wasmExports["_call_user_function_impl"]; - _zend_call_function = Module["_zend_call_function"] = wasmExports["zend_call_function"]; - _zend_call_known_function = Module["_zend_call_known_function"] = wasmExports["zend_call_known_function"]; - _zend_call_known_instance_method_with_2_params = Module["_zend_call_known_instance_method_with_2_params"] = wasmExports["zend_call_known_instance_method_with_2_params"]; - _zend_eval_string = Module["_zend_eval_string"] = wasmExports["zend_eval_string"]; - _zend_set_timeout = Module["_zend_set_timeout"] = wasmExports["zend_set_timeout"]; - _zend_unset_timeout = Module["_zend_unset_timeout"] = wasmExports["zend_unset_timeout"]; - _zend_fetch_class = Module["_zend_fetch_class"] = wasmExports["zend_fetch_class"]; - _zend_rebuild_symbol_table = Module["_zend_rebuild_symbol_table"] = wasmExports["zend_rebuild_symbol_table"]; - _zend_get_zval_ptr = Module["_zend_get_zval_ptr"] = wasmExports["zend_get_zval_ptr"]; - _zend_set_user_opcode_handler = Module["_zend_set_user_opcode_handler"] = wasmExports["zend_set_user_opcode_handler"]; - _zend_get_user_opcode_handler = Module["_zend_get_user_opcode_handler"] = wasmExports["zend_get_user_opcode_handler"]; - _zend_get_resource_handle = Module["_zend_get_resource_handle"] = wasmExports["zend_get_resource_handle"]; - _gc_enabled = Module["_gc_enabled"] = wasmExports["gc_enabled"]; - _gc_possible_root = Module["_gc_possible_root"] = wasmExports["gc_possible_root"]; - _zend_gc_get_status = Module["_zend_gc_get_status"] = wasmExports["zend_gc_get_status"]; - _zend_get_gc_buffer_create = Module["_zend_get_gc_buffer_create"] = wasmExports["zend_get_gc_buffer_create"]; - _zend_get_gc_buffer_grow = Module["_zend_get_gc_buffer_grow"] = wasmExports["zend_get_gc_buffer_grow"]; - _zend_hash_str_find = Module["_zend_hash_str_find"] = wasmExports["zend_hash_str_find"]; - __zend_hash_init = Module["__zend_hash_init"] = wasmExports["_zend_hash_init"]; - __zend_new_array_0 = Module["__zend_new_array_0"] = wasmExports["_zend_new_array_0"]; - __zend_new_array = Module["__zend_new_array"] = wasmExports["_zend_new_array"]; - _zend_array_dup = Module["_zend_array_dup"] = wasmExports["zend_array_dup"]; - _zend_hash_update = Module["_zend_hash_update"] = wasmExports["zend_hash_update"]; - _zend_hash_str_update = Module["_zend_hash_str_update"] = wasmExports["zend_hash_str_update"]; - _zend_hash_next_index_insert = Module["_zend_hash_next_index_insert"] = wasmExports["zend_hash_next_index_insert"]; - _zend_hash_index_update = Module["_zend_hash_index_update"] = wasmExports["zend_hash_index_update"]; - _zend_hash_destroy = Module["_zend_hash_destroy"] = wasmExports["zend_hash_destroy"]; - _zend_array_destroy = Module["_zend_array_destroy"] = wasmExports["zend_array_destroy"]; - _zend_hash_apply_with_arguments = Module["_zend_hash_apply_with_arguments"] = wasmExports["zend_hash_apply_with_arguments"]; - _zend_hash_copy = Module["_zend_hash_copy"] = wasmExports["zend_hash_copy"]; - _zend_hash_find = Module["_zend_hash_find"] = wasmExports["zend_hash_find"]; - _zend_hash_index_find = Module["_zend_hash_index_find"] = wasmExports["zend_hash_index_find"]; - _zend_hash_sort_ex = Module["_zend_hash_sort_ex"] = wasmExports["zend_hash_sort_ex"]; - __zend_handle_numeric_str_ex = Module["__zend_handle_numeric_str_ex"] = wasmExports["_zend_handle_numeric_str_ex"]; - _zend_html_puts = Module["_zend_html_puts"] = wasmExports["zend_html_puts"]; - _zend_register_ini_entries_ex = Module["_zend_register_ini_entries_ex"] = wasmExports["zend_register_ini_entries_ex"]; - _zend_unregister_ini_entries_ex = Module["_zend_unregister_ini_entries_ex"] = wasmExports["zend_unregister_ini_entries_ex"]; - _zend_alter_ini_entry = Module["_zend_alter_ini_entry"] = wasmExports["zend_alter_ini_entry"]; - _zend_ini_string_ex = Module["_zend_ini_string_ex"] = wasmExports["zend_ini_string_ex"]; - _zend_ini_string = Module["_zend_ini_string"] = wasmExports["zend_ini_string"]; - _zend_ini_boolean_displayer_cb = Module["_zend_ini_boolean_displayer_cb"] = wasmExports["zend_ini_boolean_displayer_cb"]; - _OnUpdateBool = Module["_OnUpdateBool"] = wasmExports["OnUpdateBool"]; - _OnUpdateLong = Module["_OnUpdateLong"] = wasmExports["OnUpdateLong"]; - _OnUpdateString = Module["_OnUpdateString"] = wasmExports["OnUpdateString"]; - _OnUpdateStringUnempty = Module["_OnUpdateStringUnempty"] = wasmExports["OnUpdateStringUnempty"]; - _zend_call_method = Module["_zend_call_method"] = wasmExports["zend_call_method"]; - _zend_create_internal_iterator_zval = Module["_zend_create_internal_iterator_zval"] = wasmExports["zend_create_internal_iterator_zval"]; - _zend_iterator_init = Module["_zend_iterator_init"] = wasmExports["zend_iterator_init"]; - _zend_rsrc_list_get_rsrc_type = Module["_zend_rsrc_list_get_rsrc_type"] = wasmExports["zend_rsrc_list_get_rsrc_type"]; - _zend_std_get_properties = Module["_zend_std_get_properties"] = wasmExports["zend_std_get_properties"]; - _zend_get_properties_no_lazy_init = Module["_zend_get_properties_no_lazy_init"] = wasmExports["zend_get_properties_no_lazy_init"]; - _zend_get_property_info = Module["_zend_get_property_info"] = wasmExports["zend_get_property_info"]; - _zend_class_init_statics = Module["_zend_class_init_statics"] = wasmExports["zend_class_init_statics"]; - _zend_std_compare_objects = Module["_zend_std_compare_objects"] = wasmExports["zend_std_compare_objects"]; - _zend_get_properties_for = Module["_zend_get_properties_for"] = wasmExports["zend_get_properties_for"]; - _zend_objects_store_mark_destructed = Module["_zend_objects_store_mark_destructed"] = wasmExports["zend_objects_store_mark_destructed"]; - _zend_objects_store_del = Module["_zend_objects_store_del"] = wasmExports["zend_objects_store_del"]; - _zend_object_std_init = Module["_zend_object_std_init"] = wasmExports["zend_object_std_init"]; - _zend_object_std_dtor = Module["_zend_object_std_dtor"] = wasmExports["zend_object_std_dtor"]; - _zend_objects_clone_members = Module["_zend_objects_clone_members"] = wasmExports["zend_objects_clone_members"]; - _zend_observer_fcall_register = Module["_zend_observer_fcall_register"] = wasmExports["zend_observer_fcall_register"]; - _zend_observer_fiber_switch_register = Module["_zend_observer_fiber_switch_register"] = wasmExports["zend_observer_fiber_switch_register"]; - __is_numeric_string_ex = Module["__is_numeric_string_ex"] = wasmExports["_is_numeric_string_ex"]; - _zval_try_get_long = Module["_zval_try_get_long"] = wasmExports["zval_try_get_long"]; - _convert_to_long = Module["_convert_to_long"] = wasmExports["convert_to_long"]; - _zval_get_long_func = Module["_zval_get_long_func"] = wasmExports["zval_get_long_func"]; - _convert_to_double = Module["_convert_to_double"] = wasmExports["convert_to_double"]; - __convert_to_string = Module["__convert_to_string"] = wasmExports["_convert_to_string"]; - __try_convert_to_string = Module["__try_convert_to_string"] = wasmExports["_try_convert_to_string"]; - _zval_get_double_func = Module["_zval_get_double_func"] = wasmExports["zval_get_double_func"]; - _zval_get_string_func = Module["_zval_get_string_func"] = wasmExports["zval_get_string_func"]; - _zend_binary_strcasecmp = Module["_zend_binary_strcasecmp"] = wasmExports["zend_binary_strcasecmp"]; - _numeric_compare_function = Module["_numeric_compare_function"] = wasmExports["numeric_compare_function"]; - _compare_function = Module["_compare_function"] = wasmExports["compare_function"]; - _instanceof_function_slow = Module["_instanceof_function_slow"] = wasmExports["instanceof_function_slow"]; - _zend_str_tolower = Module["_zend_str_tolower"] = wasmExports["zend_str_tolower"]; - _zend_memnstr_ex = Module["_zend_memnstr_ex"] = wasmExports["zend_memnstr_ex"]; - _smart_str_erealloc = Module["_smart_str_erealloc"] = wasmExports["smart_str_erealloc"]; - __smart_string_alloc = Module["__smart_string_alloc"] = wasmExports["_smart_string_alloc"]; - _zend_sort = Module["_zend_sort"] = wasmExports["zend_sort"]; - _zend_strtod = Module["_zend_strtod"] = wasmExports["zend_strtod"]; - _rc_dtor_func = Module["_rc_dtor_func"] = wasmExports["rc_dtor_func"]; - _zval_ptr_dtor = Module["_zval_ptr_dtor"] = wasmExports["zval_ptr_dtor"]; - _zval_add_ref = Module["_zval_add_ref"] = wasmExports["zval_add_ref"]; - _virtual_file_ex = Module["_virtual_file_ex"] = wasmExports["virtual_file_ex"]; - _tsrm_realpath = Module["_tsrm_realpath"] = wasmExports["tsrm_realpath"]; - _zend_vspprintf = Module["_zend_vspprintf"] = wasmExports["zend_vspprintf"]; - _zend_spprintf = Module["_zend_spprintf"] = wasmExports["zend_spprintf"]; - _zend_strpprintf = Module["_zend_strpprintf"] = wasmExports["zend_strpprintf"]; - __zend_bailout = Module["__zend_bailout"] = wasmExports["_zend_bailout"]; - _zend_error = Module["_zend_error"] = wasmExports["zend_error"]; - _zend_throw_error = Module["_zend_throw_error"] = wasmExports["zend_throw_error"]; - _zend_illegal_container_offset = Module["_zend_illegal_container_offset"] = wasmExports["zend_illegal_container_offset"]; - _zend_argument_count_error = Module["_zend_argument_count_error"] = wasmExports["zend_argument_count_error"]; - _zend_value_error = Module["_zend_value_error"] = wasmExports["zend_value_error"]; - _strlen = Module["_strlen"] = wasmExports["strlen"]; - _munmap = Module["_munmap"] = wasmExports["munmap"]; - _fiprintf = Module["_fiprintf"] = wasmExports["fiprintf"]; - _abort = Module["_abort"] = wasmExports["abort"]; - _free = Module["_free"] = wasmExports["free"]; - _memcmp = Module["_memcmp"] = wasmExports["memcmp"]; - _malloc = PHPLoader['malloc'] = Module['_malloc'] = wasmExports["malloc"]; - _snprintf = Module["_snprintf"] = wasmExports["snprintf"]; - _strchr = Module["_strchr"] = wasmExports["strchr"]; - _clock_gettime = Module["_clock_gettime"] = wasmExports["clock_gettime"]; - _dlopen = Module["_dlopen"] = wasmExports["dlopen"]; - _dlsym = Module["_dlsym"] = wasmExports["dlsym"]; - _dlclose = Module["_dlclose"] = wasmExports["dlclose"]; - _strcmp = Module["_strcmp"] = wasmExports["strcmp"]; - _getenv = Module["_getenv"] = wasmExports["getenv"]; - ___wasm_setjmp = Module["___wasm_setjmp"] = wasmExports["__wasm_setjmp"]; - ___wasm_setjmp_test = Module["___wasm_setjmp_test"] = wasmExports["__wasm_setjmp_test"]; - _emscripten_longjmp = Module["_emscripten_longjmp"] = wasmExports["emscripten_longjmp"]; - _atoi = Module["_atoi"] = wasmExports["atoi"]; - ___errno_location = Module["___errno_location"] = wasmExports["__errno_location"]; - _strtoull = Module["_strtoull"] = wasmExports["strtoull"]; - _strrchr = Module["_strrchr"] = wasmExports["strrchr"]; - _realloc = Module["_realloc"] = wasmExports["realloc"]; - _strcasecmp = Module["_strcasecmp"] = wasmExports["strcasecmp"]; - _memchr = Module["_memchr"] = wasmExports["memchr"]; - _fwrite = Module["_fwrite"] = wasmExports["fwrite"]; - _strncmp = Module["_strncmp"] = wasmExports["strncmp"]; - _isxdigit = Module["_isxdigit"] = wasmExports["isxdigit"]; - _tolower = Module["_tolower"] = wasmExports["tolower"]; - _strtok_r = Module["_strtok_r"] = wasmExports["strtok_r"]; - _strncasecmp = Module["_strncasecmp"] = wasmExports["strncasecmp"]; - _fileno = Module["_fileno"] = wasmExports["fileno"]; - _isatty = Module["_isatty"] = wasmExports["isatty"]; - _fread = Module["_fread"] = wasmExports["fread"]; - _fclose = Module["_fclose"] = wasmExports["fclose"]; - _strtoul = Module["_strtoul"] = wasmExports["strtoul"]; - _strstr = Module["_strstr"] = wasmExports["strstr"]; - _strpbrk = Module["_strpbrk"] = wasmExports["strpbrk"]; - _strdup = Module["_strdup"] = wasmExports["strdup"]; - _write = Module["_write"] = wasmExports["write"]; - _close = Module["_close"] = wasmExports["close"]; - _stat = Module["_stat"] = wasmExports["stat"]; - _gettimeofday = Module["_gettimeofday"] = wasmExports["gettimeofday"]; - _iprintf = Module["_iprintf"] = wasmExports["iprintf"]; - _puts = Module["_puts"] = wasmExports["puts"]; - _putchar = Module["_putchar"] = wasmExports["putchar"]; - _fopen = Module["_fopen"] = wasmExports["fopen"]; - _getcwd = Module["_getcwd"] = wasmExports["getcwd"]; - _open = Module["_open"] = wasmExports["open"]; - _strncpy = Module["_strncpy"] = wasmExports["strncpy"]; - _siprintf = Module["_siprintf"] = wasmExports["siprintf"]; - _localtime_r = Module["_localtime_r"] = wasmExports["localtime_r"]; - _strtol = Module["_strtol"] = wasmExports["strtol"]; - _pow = Module["_pow"] = wasmExports["pow"]; - _strtod = Module["_strtod"] = wasmExports["strtod"]; - _strftime = Module["_strftime"] = wasmExports["strftime"]; - _round = Module["_round"] = wasmExports["round"]; - _sin = Module["_sin"] = wasmExports["sin"]; - _cos = Module["_cos"] = wasmExports["cos"]; - _atan2 = Module["_atan2"] = wasmExports["atan2"]; - _acos = Module["_acos"] = wasmExports["acos"]; - _tan = Module["_tan"] = wasmExports["tan"]; - _asin = Module["_asin"] = wasmExports["asin"]; - _atan = Module["_atan"] = wasmExports["atan"]; - _log = Module["_log"] = wasmExports["log"]; - _log2 = Module["_log2"] = wasmExports["log2"]; - _fmod = Module["_fmod"] = wasmExports["fmod"]; - _setlocale = Module["_setlocale"] = wasmExports["setlocale"]; - _strerror = Module["_strerror"] = wasmExports["strerror"]; - _wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"]; - _wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"]; - _socket = Module["_socket"] = wasmExports["socket"]; - _freeaddrinfo = Module["_freeaddrinfo"] = wasmExports["freeaddrinfo"]; - _fcntl = Module["_fcntl"] = wasmExports["fcntl"]; - _connect = Module["_connect"] = wasmExports["connect"]; - _php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"]; - _htons = wasmExports["htons"]; - _ntohs = wasmExports["ntohs"]; - _getpeername = Module["_getpeername"] = wasmExports["getpeername"]; - _htonl = wasmExports["htonl"]; - _strcpy = Module["_strcpy"] = wasmExports["strcpy"]; - _strcat = Module["_strcat"] = wasmExports["strcat"]; - _wasm_pclose = Module["_wasm_pclose"] = wasmExports["wasm_pclose"]; - _tzset = Module["_tzset"] = wasmExports["tzset"]; - _wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"]; - _fputs = Module["_fputs"] = wasmExports["fputs"]; - _isdigit = Module["_isdigit"] = wasmExports["isdigit"]; - _fflush = Module["_fflush"] = wasmExports["fflush"]; - _calloc = Module["_calloc"] = wasmExports["calloc"]; - _expf = Module["_expf"] = wasmExports["expf"]; - ___small_fprintf = Module["___small_fprintf"] = wasmExports["__small_fprintf"]; - _qsort = Module["_qsort"] = wasmExports["qsort"]; - _vfprintf = Module["_vfprintf"] = wasmExports["vfprintf"]; - _mmap = Module["_mmap"] = wasmExports["mmap"]; - _flock = Module["_flock"] = wasmExports["flock"]; - _fgets = Module["_fgets"] = wasmExports["fgets"]; - _initgroups = Module["_initgroups"] = wasmExports["initgroups"]; - _atol = Module["_atol"] = wasmExports["atol"]; - _wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"]; - _feof = Module["_feof"] = wasmExports["feof"]; - _strncat = Module["_strncat"] = wasmExports["strncat"]; - ___ctype_get_mb_cur_max = Module["___ctype_get_mb_cur_max"] = wasmExports["__ctype_get_mb_cur_max"]; - ___wrap_usleep = Module["___wrap_usleep"] = wasmExports["__wrap_usleep"]; - _poll = Module["_poll"] = wasmExports["poll"]; - ___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"]; - _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"]; - _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"]; - _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"]; - _run_cli = Module["_run_cli"] = wasmExports["run_cli"]; - _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"]; - _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"]; - _wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"]; - _wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"]; - _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"]; - _wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"]; - _wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"]; - _wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"]; - _wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"]; - _wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"]; - _wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"]; - _wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"]; - _wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"]; - _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"]; - _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"]; - _php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"]; - _wasm_free = PHPLoader['free'] = Module['_wasm_free'] = wasmExports["wasm_free"]; - _wasm_get_end_offset = Module["_wasm_get_end_offset"] = wasmExports["wasm_get_end_offset"]; - ___wrap_getpid = Module["___wrap_getpid"] = wasmExports["__wrap_getpid"]; - _wasm_trace = Module["_wasm_trace"] = wasmExports["wasm_trace"]; - _rewind = Module["_rewind"] = wasmExports["rewind"]; - _modf = Module["_modf"] = wasmExports["modf"]; - _gmtime = Module["_gmtime"] = wasmExports["gmtime"]; - ___extenddftf2 = Module["___extenddftf2"] = wasmExports["__extenddftf2"]; - ___letf2 = Module["___letf2"] = wasmExports["__letf2"]; - ___floatunditf = Module["___floatunditf"] = wasmExports["__floatunditf"]; - _div = Module["_div"] = wasmExports["div"]; - ___funcs_on_exit = wasmExports["__funcs_on_exit"]; - ___cxa_atexit = Module["___cxa_atexit"] = wasmExports["__cxa_atexit"]; - ___dl_seterr = wasmExports["__dl_seterr"]; - __emscripten_find_dylib = wasmExports["_emscripten_find_dylib"]; - _freopen = Module["_freopen"] = wasmExports["freopen"]; - _mbstowcs = Module["_mbstowcs"] = wasmExports["mbstowcs"]; - _emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"]; - __emscripten_timeout = wasmExports["_emscripten_timeout"]; - _strtok = Module["_strtok"] = wasmExports["strtok"]; - _tanhf = Module["_tanhf"] = wasmExports["tanhf"]; - _wcstombs = Module["_wcstombs"] = wasmExports["wcstombs"]; - _emscripten_get_sbrk_ptr = wasmExports["emscripten_get_sbrk_ptr"]; - _setThrew = wasmExports["setThrew"]; - __emscripten_tempret_set = wasmExports["_emscripten_tempret_set"]; - __emscripten_tempret_get = wasmExports["_emscripten_tempret_get"]; - __emscripten_stack_restore = wasmExports["_emscripten_stack_restore"]; - __emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"]; - _emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"]; - __ZNSt3__211__call_onceERVmPvPFvS2_E = Module["__ZNSt3__211__call_onceERVmPvPFvS2_E"] = wasmExports["_ZNSt3__211__call_onceERVmPvPFvS2_E"]; - __ZNSt3__218condition_variable10notify_allEv = Module["__ZNSt3__218condition_variable10notify_allEv"] = wasmExports["_ZNSt3__218condition_variable10notify_allEv"]; - __ZNSt3__25mutex4lockEv = Module["__ZNSt3__25mutex4lockEv"] = wasmExports["_ZNSt3__25mutex4lockEv"]; - __ZNSt3__25mutex6unlockEv = Module["__ZNSt3__25mutex6unlockEv"] = wasmExports["_ZNSt3__25mutex6unlockEv"]; - ___cxa_bad_typeid = Module["___cxa_bad_typeid"] = wasmExports["__cxa_bad_typeid"]; - ___cxa_allocate_exception = Module["___cxa_allocate_exception"] = wasmExports["__cxa_allocate_exception"]; - ___cxa_pure_virtual = Module["___cxa_pure_virtual"] = wasmExports["__cxa_pure_virtual"]; - ___dynamic_cast = Module["___dynamic_cast"] = wasmExports["__dynamic_cast"]; - ___cxa_can_catch = wasmExports["__cxa_can_catch"]; - __ZNSt20bad_array_new_lengthD1Ev = Module["__ZNSt20bad_array_new_lengthD1Ev"] = wasmExports["_ZNSt20bad_array_new_lengthD1Ev"]; - __ZNSt12length_errorD1Ev = Module["__ZNSt12length_errorD1Ev"] = wasmExports["_ZNSt12length_errorD1Ev"]; - dynCall_iiii = dynCalls["iiii"] = wasmExports["dynCall_iiii"]; - dynCall_ii = dynCalls["ii"] = wasmExports["dynCall_ii"]; - dynCall_vi = dynCalls["vi"] = wasmExports["dynCall_vi"]; - dynCall_vii = dynCalls["vii"] = wasmExports["dynCall_vii"]; - dynCall_viiiii = dynCalls["viiiii"] = wasmExports["dynCall_viiiii"]; - dynCall_iii = dynCalls["iii"] = wasmExports["dynCall_iii"]; - dynCall_iiiii = dynCalls["iiiii"] = wasmExports["dynCall_iiiii"]; - dynCall_iiiiii = dynCalls["iiiiii"] = wasmExports["dynCall_iiiiii"]; - dynCall_viii = dynCalls["viii"] = wasmExports["dynCall_viii"]; - dynCall_iij = dynCalls["iij"] = wasmExports["dynCall_iij"]; - dynCall_v = dynCalls["v"] = wasmExports["dynCall_v"]; - dynCall_i = dynCalls["i"] = wasmExports["dynCall_i"]; - dynCall_viiii = dynCalls["viiii"] = wasmExports["dynCall_viiii"]; - dynCall_iiiiiii = dynCalls["iiiiiii"] = wasmExports["dynCall_iiiiiii"]; - dynCall_iijii = dynCalls["iijii"] = wasmExports["dynCall_iijii"]; - dynCall_jii = dynCalls["jii"] = wasmExports["dynCall_jii"]; - dynCall_jiii = dynCalls["jiii"] = wasmExports["dynCall_jiii"]; - dynCall_jijj = dynCalls["jijj"] = wasmExports["dynCall_jijj"]; - dynCall_viiiiiiii = dynCalls["viiiiiiii"] = wasmExports["dynCall_viiiiiiii"]; - dynCall_jiiiii = dynCalls["jiiiii"] = wasmExports["dynCall_jiiiii"]; - dynCall_jiiii = dynCalls["jiiii"] = wasmExports["dynCall_jiiii"]; - dynCall_iiiiiiiiii = dynCalls["iiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiii"]; - dynCall_vjiii = dynCalls["vjiii"] = wasmExports["dynCall_vjiii"]; - dynCall_iiji = dynCalls["iiji"] = wasmExports["dynCall_iiji"]; - dynCall_iidddd = dynCalls["iidddd"] = wasmExports["dynCall_iidddd"]; - dynCall_iijjjj = dynCalls["iijjjj"] = wasmExports["dynCall_iijjjj"]; - dynCall_vijii = dynCalls["vijii"] = wasmExports["dynCall_vijii"]; - dynCall_iijji = dynCalls["iijji"] = wasmExports["dynCall_iijji"]; - dynCall_ji = dynCalls["ji"] = wasmExports["dynCall_ji"]; - dynCall_iiiiiiiiiiij = dynCalls["iiiiiiiiiiij"] = wasmExports["dynCall_iiiiiiiiiiij"]; - dynCall_iiiiiiiiiii = dynCalls["iiiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiiii"]; - dynCall_iiiij = dynCalls["iiiij"] = wasmExports["dynCall_iiiij"]; - dynCall_iiiiiiii = dynCalls["iiiiiiii"] = wasmExports["dynCall_iiiiiiii"]; - dynCall_iiiiiiiiiiii = dynCalls["iiiiiiiiiiii"] = wasmExports["dynCall_iiiiiiiiiiii"]; - dynCall_iiiiiiiii = dynCalls["iiiiiiiii"] = wasmExports["dynCall_iiiiiiiii"]; - dynCall_viiiiiii = dynCalls["viiiiiii"] = wasmExports["dynCall_viiiiiii"]; - dynCall_vji = dynCalls["vji"] = wasmExports["dynCall_vji"]; - dynCall_vijj = dynCalls["vijj"] = wasmExports["dynCall_vijj"]; - dynCall_iiij = dynCalls["iiij"] = wasmExports["dynCall_iiij"]; - dynCall_iijiji = dynCalls["iijiji"] = wasmExports["dynCall_iijiji"]; - dynCall_jiji = dynCalls["jiji"] = wasmExports["dynCall_jiji"]; - dynCall_viiiiii = dynCalls["viiiiii"] = wasmExports["dynCall_viiiiii"]; - dynCall_viiij = dynCalls["viiij"] = wasmExports["dynCall_viiij"]; - dynCall_viiiiiiiii = dynCalls["viiiiiiiii"] = wasmExports["dynCall_viiiiiiiii"]; - dynCall_vidi = dynCalls["vidi"] = wasmExports["dynCall_vidi"]; - dynCall_viijii = dynCalls["viijii"] = wasmExports["dynCall_viijii"]; - dynCall_viidii = dynCalls["viidii"] = wasmExports["dynCall_viidii"]; - dynCall_jiiji = dynCalls["jiiji"] = wasmExports["dynCall_jiiji"]; - dynCall_jj = dynCalls["jj"] = wasmExports["dynCall_jj"]; - dynCall_jiiiji = dynCalls["jiiiji"] = wasmExports["dynCall_jiiiji"]; - dynCall_jiij = dynCalls["jiij"] = wasmExports["dynCall_jiij"]; - dynCall_iiiji = dynCalls["iiiji"] = wasmExports["dynCall_iiiji"]; - dynCall_ij = dynCalls["ij"] = wasmExports["dynCall_ij"]; - dynCall_iiiiiij = dynCalls["iiiiiij"] = wasmExports["dynCall_iiiiiij"]; - dynCall_iiid = dynCalls["iiid"] = wasmExports["dynCall_iiid"]; - dynCall_dii = dynCalls["dii"] = wasmExports["dynCall_dii"]; - dynCall_vid = dynCalls["vid"] = wasmExports["dynCall_vid"]; - dynCall_vij = dynCalls["vij"] = wasmExports["dynCall_vij"]; - dynCall_di = dynCalls["di"] = wasmExports["dynCall_di"]; - dynCall_iiiiijii = dynCalls["iiiiijii"] = wasmExports["dynCall_iiiiijii"]; - dynCall_j = dynCalls["j"] = wasmExports["dynCall_j"]; - dynCall_iiiiji = dynCalls["iiiiji"] = wasmExports["dynCall_iiiiji"]; - dynCall_iiiijii = dynCalls["iiiijii"] = wasmExports["dynCall_iiiijii"]; - dynCall_viiji = dynCalls["viiji"] = wasmExports["dynCall_viiji"]; - dynCall_iiiijji = dynCalls["iiiijji"] = wasmExports["dynCall_iiiijji"]; - dynCall_dd = dynCalls["dd"] = wasmExports["dynCall_dd"]; - dynCall_ddd = dynCalls["ddd"] = wasmExports["dynCall_ddd"]; - dynCall_iiijii = dynCalls["iiijii"] = wasmExports["dynCall_iiijii"]; - dynCall_diiii = dynCalls["diiii"] = wasmExports["dynCall_diiii"]; - dynCall_diiiiiiii = dynCalls["diiiiiiii"] = wasmExports["dynCall_diiiiiiii"]; - dynCall_fi = dynCalls["fi"] = wasmExports["dynCall_fi"]; - dynCall_fii = dynCalls["fii"] = wasmExports["dynCall_fii"]; - dynCall_viiiiiiiiiii = dynCalls["viiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiii"]; - dynCall_viiiiiiiiiiiii = dynCalls["viiiiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiiiii"]; - dynCall_viiiiiiiiiiiiiii = dynCalls["viiiiiiiiiiiiiii"] = wasmExports["dynCall_viiiiiiiiiiiiiii"]; - dynCall_iiiijj = dynCalls["iiiijj"] = wasmExports["dynCall_iiiijj"]; - dynCall_jiiiiiiiii = dynCalls["jiiiiiiiii"] = wasmExports["dynCall_jiiiiiiiii"]; - dynCall_jiiiiii = dynCalls["jiiiiii"] = wasmExports["dynCall_jiiiiii"]; - dynCall_jiiiiiiii = dynCalls["jiiiiiiii"] = wasmExports["dynCall_jiiiiiiii"]; - dynCall_ddi = dynCalls["ddi"] = wasmExports["dynCall_ddi"]; - dynCall_iiijj = dynCalls["iiijj"] = wasmExports["dynCall_iiijj"]; - dynCall_id = dynCalls["id"] = wasmExports["dynCall_id"]; - dynCall_iifi = dynCalls["iifi"] = wasmExports["dynCall_iifi"]; - dynCall_viid = dynCalls["viid"] = wasmExports["dynCall_viid"]; - dynCall_viidddddddd = dynCalls["viidddddddd"] = wasmExports["dynCall_viidddddddd"]; - dynCall_iidiiii = dynCalls["iidiiii"] = wasmExports["dynCall_iidiiii"]; - _asyncify_start_unwind = wasmExports["asyncify_start_unwind"]; - _asyncify_stop_unwind = wasmExports["asyncify_stop_unwind"]; - _asyncify_start_rewind = wasmExports["asyncify_start_rewind"]; - _asyncify_stop_rewind = wasmExports["asyncify_stop_rewind"]; - memory = wasmMemory = wasmExports["memory"]; - ___stack_pointer = Module["___stack_pointer"] = wasmExports["__stack_pointer"]; - __indirect_function_table = wasmTable = wasmExports["__indirect_function_table"]; -} + // End JS library exports + // end include: postlibrary.js + var ASM_CONSTS = {}; -var _core_globals = Module["_core_globals"] = 15559728; + function js_popen_to_file(command, mode, exitCodePtr) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce((acc, curr) => acc + curr.length, 0) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + } -var _php_ini_opened_path = Module["_php_ini_opened_path"] = 15448608; + js_popen_to_file.sig = 'iiii'; + + function wasm_poll_socket(socketd, events, timeout) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + const stream = FS.getStream(socketd); + if (FS.isSocket(stream?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if ( + events & POLLHUP || + events & POLLIN || + events & POLLOUT || + events & POLLERR + ) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else if (stream?.stream_ops?.poll) { + let interrupted = false; + async function poll() { + try { + while (true) { + var mask = POLLNVAL; + mask = SYSCALLS.DEFAULT_POLLMASK; + if (FS.isClosed(stream)) { + return ERRNO_CODES.EBADF; + } + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + mask &= events | POLLERR | POLLHUP; + if (mask) { + return mask; + } + if (interrupted) { + return ERRNO_CODES.ETIMEDOUT; + } + await new Promise((resolve) => + setTimeout(resolve, 10) + ); + } + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) + throw e; + return -e.errno; + } + } + polls.push([ + poll(), + () => { + interrupted = true; + }, + ]); + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + } -var _php_ini_scanned_path = Module["_php_ini_scanned_path"] = 15448612; + wasm_poll_socket.sig = 'iiii'; + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => Asyncify.handleSleep(resolver); + const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var stream; + try { + stream = SYSCALLS.getStreamFromFD(fd); + HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== ERRNO_CODES.EWOULDBLOCK && + e.errno !== ERRNO_CODES.EAGAIN + ) { + return e.errno; + } + const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; + if (nonBlocking) { + return e.errno; + } + } + } + if (false === pollAsync) { + return ERRNO_CODES.EWOULDBLOCK; + } + return returnCallback(async (wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + while (true) { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + if (returnCode === 0) { + HEAPU32[pnum >> 2] = num; + return wakeUp(0); + } + if ( + ++retries > maxRetries || + !stream || + FS.isClosed(stream) || + returnCode !== ERRNO_CODES.EWOULDBLOCK || + ('pipe' in stream.node && stream.node.pipe.refcnt < 2) + ) { + HEAPU32[pnum >> 2] = num; + return wakeUp(returnCode); + } + await new Promise((resolve) => setTimeout(resolve, interval)); + } + }); + } -var _php_ini_scanned_files = Module["_php_ini_scanned_files"] = 15448616; + js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } -var _sapi_module = Module["_sapi_module"] = 15443784; + __asyncjs__js_module_onMessage.sig = 'iii'; + + // Imports from the Wasm binary. + var _php_date_get_date_ce, + _php_date_get_interface_ce, + _php_date_get_timezone_ce, + _get_timezone_info, + _php_combined_lcg, + _php_setcookie, + _php_escape_html_entities, + _php_info_print_table_header, + _php_info_print_table_row, + _php_info_print_table_start, + _php_info_print_table_end, + _php_info_print_table_colspan_header, + _php_str_to_str, + _php_addcslashes_str, + _php_addcslashes, + _php_printf, + _php_get_module_initialized, + _php_log_err_with_severity, + _php_error_docref, + _php_socket_strerror, + _php_output_write, + _display_ini_entries, + _sapi_header_op, + _ap_php_slprintf, + _ap_php_snprintf, + _ap_php_vsnprintf, + __php_stream_free, + __php_stream_eof, + __php_stream_get_line, + __php_stream_open_wrapper_ex, + __emalloc_24, + __emalloc_32, + __emalloc_40, + __emalloc_48, + __emalloc_56, + __emalloc_128, + __emalloc_160, + __emalloc_320, + __emalloc_1280, + __efree_56, + __emalloc, + __efree, + __erealloc, + __safe_emalloc, + ___zend_malloc, + __safe_erealloc, + ___zend_realloc, + __ecalloc, + __estrdup, + __estrndup, + _zend_set_memory_limit, + _zend_memory_usage, + _zend_memory_peak_usage, + _zend_get_parameters_array_ex, + _zend_wrong_param_count, + _zend_zval_value_name, + _zend_wrong_parameters_none_error, + _zend_wrong_parameters_count_error, + _zend_wrong_parameter_error, + _zend_argument_type_error, + _zend_argument_value_error, + _zend_argument_error, + _zend_argument_must_not_be_empty_error, + _zend_parse_arg_bool_slow, + _zend_flf_parse_arg_bool_slow, + _zend_parse_arg_long_slow, + _zend_flf_parse_arg_long_slow, + _zend_parse_arg_str_slow, + _zend_flf_parse_arg_str_slow, + _zend_parse_arg_str_or_long_slow, + _zend_release_fcall_info_cache, + _zend_parse_parameters, + _zend_parse_method_parameters, + _object_properties_init, + _object_init_ex, + _add_assoc_long_ex, + _add_assoc_null_ex, + _add_assoc_bool_ex, + _add_assoc_double_ex, + _add_assoc_str_ex, + _add_assoc_string_ex, + _add_assoc_stringl_ex, + _add_assoc_zval_ex, + _add_index_long, + _add_index_null, + _add_index_string, + _add_index_stringl, + _add_next_index_long, + _add_next_index_str, + _add_next_index_string, + _add_next_index_stringl, + _zend_startup_module, + _zend_register_internal_class_with_flags, + _zend_class_implements, + _zend_fcall_info_init, + _zend_get_module_version, + _zend_declare_typed_property, + _zend_try_assign_typed_ref_bool, + _zend_try_assign_typed_ref_long, + _zend_try_assign_typed_ref_str, + _zend_try_assign_typed_ref_arr, + _zend_declare_typed_class_constant, + _zend_update_property, + _zend_read_property_ex, + _zend_read_property, + _zend_replace_error_handling, + _zend_restore_error_handling, + _zend_get_parameter_attribute_str, + _zend_add_attribute, + _zend_get_closure_method_def, + _zend_type_to_string, + _zend_unmangle_property_name_ex, + _zend_is_auto_global_str, + _zend_get_compiled_variable_name, + _zend_register_long_constant, + _zend_register_string_constant, + _zend_get_constant_str, + _zend_get_exception_base, + _zend_is_unwind_exit, + _zend_is_graceful_exit, + _zend_clear_exception, + _zend_throw_exception, + _zend_throw_exception_ex, + _zend_throw_error_exception, + _get_active_class_name, + _get_active_function_name, + _zend_get_executed_filename, + _zend_get_executed_filename_ex, + _zend_get_executed_lineno, + __call_user_function_impl, + _zend_call_function, + _zend_call_known_function, + _zend_call_known_instance_method_with_2_params, + _zend_eval_string, + _zend_set_timeout, + _zend_unset_timeout, + _zend_fetch_class, + _zend_rebuild_symbol_table, + _zend_get_zval_ptr, + _zend_set_user_opcode_handler, + _zend_get_user_opcode_handler, + _zend_get_resource_handle, + _gc_enabled, + _gc_possible_root, + _zend_gc_get_status, + _zend_get_gc_buffer_create, + _zend_get_gc_buffer_grow, + _zend_hash_str_find, + __zend_hash_init, + __zend_new_array_0, + __zend_new_array, + _zend_array_dup, + _zend_hash_update, + _zend_hash_str_update, + _zend_hash_next_index_insert, + _zend_hash_index_update, + _zend_hash_destroy, + _zend_array_destroy, + _zend_hash_apply_with_arguments, + _zend_hash_copy, + _zend_hash_find, + _zend_hash_index_find, + _zend_hash_sort_ex, + __zend_handle_numeric_str_ex, + _zend_html_puts, + _zend_register_ini_entries_ex, + _zend_unregister_ini_entries_ex, + _zend_alter_ini_entry, + _zend_ini_string_ex, + _zend_ini_string, + _zend_ini_boolean_displayer_cb, + _OnUpdateBool, + _OnUpdateLong, + _OnUpdateString, + _OnUpdateStringUnempty, + _zend_call_method, + _zend_create_internal_iterator_zval, + _zend_iterator_init, + _zend_rsrc_list_get_rsrc_type, + _zend_std_get_properties, + _zend_get_properties_no_lazy_init, + _zend_get_property_info, + _zend_class_init_statics, + _zend_std_compare_objects, + _zend_get_properties_for, + _zend_objects_store_mark_destructed, + _zend_objects_store_del, + _zend_object_std_init, + _zend_object_std_dtor, + _zend_objects_clone_members, + _zend_observer_fcall_register, + _zend_observer_fiber_switch_register, + __is_numeric_string_ex, + _zval_try_get_long, + _convert_to_long, + _zval_get_long_func, + _convert_to_double, + __convert_to_string, + __try_convert_to_string, + _zval_get_double_func, + _zval_get_string_func, + _zend_binary_strcasecmp, + _numeric_compare_function, + _compare_function, + _instanceof_function_slow, + _zend_str_tolower, + _zend_memnstr_ex, + _smart_str_erealloc, + __smart_string_alloc, + _zend_sort, + _zend_strtod, + _rc_dtor_func, + _zval_ptr_dtor, + _zval_add_ref, + _virtual_file_ex, + _tsrm_realpath, + _zend_vspprintf, + _zend_spprintf, + _zend_strpprintf, + __zend_bailout, + _zend_error, + _zend_throw_error, + _zend_illegal_container_offset, + _zend_argument_count_error, + _zend_value_error, + _strlen, + _munmap, + _fiprintf, + _abort, + _free, + _memcmp, + _malloc, + _snprintf, + _strchr, + _clock_gettime, + _dlopen, + _dlsym, + _dlclose, + _strcmp, + _getenv, + ___wasm_setjmp, + ___wasm_setjmp_test, + _emscripten_longjmp, + _atoi, + ___errno_location, + _strtoull, + _strrchr, + _realloc, + _strcasecmp, + _memchr, + _fwrite, + _strncmp, + _isxdigit, + _tolower, + _strtok_r, + _strncasecmp, + _fileno, + _isatty, + _fread, + _fclose, + _strtoul, + _strstr, + _strpbrk, + _strdup, + _write, + _close, + _stat, + _gettimeofday, + _iprintf, + _puts, + _putchar, + _fopen, + _getcwd, + _open, + _strncpy, + _siprintf, + _localtime_r, + _strtol, + _pow, + _strtod, + _strftime, + _round, + _sin, + _cos, + _atan2, + _acos, + _tan, + _asin, + _atan, + _log, + _log2, + _fmod, + _setlocale, + _strerror, + _wasm_php_exec, + _socket, + _freeaddrinfo, + _fcntl, + _connect, + _php_pollfd_for, + _htons, + _ntohs, + _getpeername, + _htonl, + _strcpy, + _strcat, + _tzset, + _wasm_sleep, + _fputs, + _isdigit, + _fflush, + _calloc, + _expf, + ___small_fprintf, + _qsort, + _vfprintf, + _mmap, + _flock, + _fgets, + _initgroups, + _atol, + _wasm_read, + _feof, + _strncat, + ___ctype_get_mb_cur_max, + ___wrap_usleep, + _wasm_popen, + _wasm_pclose, + _poll, + ___wrap_select, + _wasm_set_sapi_name, + _wasm_set_phpini_path, + _wasm_add_cli_arg, + _run_cli, + _wasm_add_SERVER_entry, + _wasm_add_ENV_entry, + _wasm_set_query_string, + _wasm_set_path_translated, + _wasm_set_skip_shebang, + _wasm_set_request_uri, + _wasm_set_request_method, + _wasm_set_request_host, + _wasm_set_content_type, + _wasm_set_request_body, + _wasm_set_content_length, + _wasm_set_cookies, + _wasm_set_request_port, + _wasm_sapi_request_shutdown, + _wasm_sapi_handle_request, + _php_wasm_init, + _wasm_free, + _wasm_get_end_offset, + ___wrap_getpid, + _wasm_trace, + _rewind, + _modf, + _gmtime, + ___extenddftf2, + ___letf2, + ___floatunditf, + _div, + ___funcs_on_exit, + ___cxa_atexit, + ___dl_seterr, + __emscripten_find_dylib, + _freopen, + _mbstowcs, + _emscripten_builtin_memalign, + __emscripten_timeout, + _strtok, + _tanhf, + _wcstombs, + _emscripten_get_sbrk_ptr, + _setThrew, + __emscripten_tempret_set, + __emscripten_tempret_get, + __emscripten_stack_restore, + __emscripten_stack_alloc, + _emscripten_stack_get_current, + __ZNSt3__211__call_onceERVmPvPFvS2_E, + __ZNSt3__218condition_variable10notify_allEv, + __ZNSt3__25mutex4lockEv, + __ZNSt3__25mutex6unlockEv, + ___cxa_bad_typeid, + ___cxa_allocate_exception, + ___cxa_pure_virtual, + ___dynamic_cast, + ___cxa_can_catch, + __ZNSt20bad_array_new_lengthD1Ev, + __ZNSt12length_errorD1Ev, + dynCall_iiii, + dynCall_ii, + dynCall_vi, + dynCall_vii, + dynCall_viiiii, + dynCall_iii, + dynCall_iiiii, + dynCall_iiiiii, + dynCall_viii, + dynCall_iij, + dynCall_v, + dynCall_i, + dynCall_viiii, + dynCall_iiiiiii, + dynCall_iijii, + dynCall_jii, + dynCall_jiii, + dynCall_jijj, + dynCall_viiiiiiii, + dynCall_jiiiii, + dynCall_jiiii, + dynCall_iiiiiiiiii, + dynCall_vjiii, + dynCall_iiji, + dynCall_iidddd, + dynCall_iijjjj, + dynCall_vijii, + dynCall_iijji, + dynCall_ji, + dynCall_iiiiiiiiiiij, + dynCall_iiiiiiiiiii, + dynCall_iiiij, + dynCall_iiiiiiii, + dynCall_iiiiiiiiiiii, + dynCall_iiiiiiiii, + dynCall_viiiiiii, + dynCall_vji, + dynCall_vijj, + dynCall_iiij, + dynCall_iijiji, + dynCall_jiji, + dynCall_viiiiii, + dynCall_viiij, + dynCall_viiiiiiiii, + dynCall_vidi, + dynCall_viijii, + dynCall_viidii, + dynCall_jiiji, + dynCall_jj, + dynCall_jiiiji, + dynCall_jiij, + dynCall_iiiji, + dynCall_ij, + dynCall_iiiiiij, + dynCall_iiid, + dynCall_dii, + dynCall_vid, + dynCall_vij, + dynCall_di, + dynCall_iiiiijii, + dynCall_j, + dynCall_iiiiji, + dynCall_iiiijii, + dynCall_viiji, + dynCall_iiiijji, + dynCall_dd, + dynCall_ddd, + dynCall_iiijii, + dynCall_diiii, + dynCall_diiiiiiii, + dynCall_fi, + dynCall_fii, + dynCall_viiiiiiiiiii, + dynCall_viiiiiiiiiiiii, + dynCall_viiiiiiiiiiiiiii, + dynCall_iiiijj, + dynCall_jiiiiiiiii, + dynCall_jiiiiii, + dynCall_jiiiiiiii, + dynCall_ddi, + dynCall_iiijj, + dynCall_id, + dynCall_iifi, + dynCall_viid, + dynCall_viidddddddd, + dynCall_iidiiii, + _asyncify_start_unwind, + _asyncify_stop_unwind, + _asyncify_start_rewind, + _asyncify_stop_rewind, + memory, + ___stack_pointer, + __indirect_function_table, + wasmTable, + wasmMemory; + + function assignWasmExports(wasmExports) { + _php_date_get_date_ce = Module['_php_date_get_date_ce'] = + wasmExports['php_date_get_date_ce']; + _php_date_get_interface_ce = Module['_php_date_get_interface_ce'] = + wasmExports['php_date_get_interface_ce']; + _php_date_get_timezone_ce = Module['_php_date_get_timezone_ce'] = + wasmExports['php_date_get_timezone_ce']; + _get_timezone_info = Module['_get_timezone_info'] = + wasmExports['get_timezone_info']; + _php_combined_lcg = Module['_php_combined_lcg'] = + wasmExports['php_combined_lcg']; + _php_setcookie = Module['_php_setcookie'] = + wasmExports['php_setcookie']; + _php_escape_html_entities = Module['_php_escape_html_entities'] = + wasmExports['php_escape_html_entities']; + _php_info_print_table_header = Module['_php_info_print_table_header'] = + wasmExports['php_info_print_table_header']; + _php_info_print_table_row = Module['_php_info_print_table_row'] = + wasmExports['php_info_print_table_row']; + _php_info_print_table_start = Module['_php_info_print_table_start'] = + wasmExports['php_info_print_table_start']; + _php_info_print_table_end = Module['_php_info_print_table_end'] = + wasmExports['php_info_print_table_end']; + _php_info_print_table_colspan_header = Module[ + '_php_info_print_table_colspan_header' + ] = wasmExports['php_info_print_table_colspan_header']; + _php_str_to_str = Module['_php_str_to_str'] = + wasmExports['php_str_to_str']; + _php_addcslashes_str = Module['_php_addcslashes_str'] = + wasmExports['php_addcslashes_str']; + _php_addcslashes = Module['_php_addcslashes'] = + wasmExports['php_addcslashes']; + _php_printf = Module['_php_printf'] = wasmExports['php_printf']; + _php_get_module_initialized = Module['_php_get_module_initialized'] = + wasmExports['php_get_module_initialized']; + _php_log_err_with_severity = Module['_php_log_err_with_severity'] = + wasmExports['php_log_err_with_severity']; + _php_error_docref = Module['_php_error_docref'] = + wasmExports['php_error_docref']; + _php_socket_strerror = Module['_php_socket_strerror'] = + wasmExports['php_socket_strerror']; + _php_output_write = Module['_php_output_write'] = + wasmExports['php_output_write']; + _display_ini_entries = Module['_display_ini_entries'] = + wasmExports['display_ini_entries']; + _sapi_header_op = Module['_sapi_header_op'] = + wasmExports['sapi_header_op']; + _ap_php_slprintf = Module['_ap_php_slprintf'] = + wasmExports['ap_php_slprintf']; + _ap_php_snprintf = Module['_ap_php_snprintf'] = + wasmExports['ap_php_snprintf']; + _ap_php_vsnprintf = Module['_ap_php_vsnprintf'] = + wasmExports['ap_php_vsnprintf']; + __php_stream_free = Module['__php_stream_free'] = + wasmExports['_php_stream_free']; + __php_stream_eof = Module['__php_stream_eof'] = + wasmExports['_php_stream_eof']; + __php_stream_get_line = Module['__php_stream_get_line'] = + wasmExports['_php_stream_get_line']; + __php_stream_open_wrapper_ex = Module['__php_stream_open_wrapper_ex'] = + wasmExports['_php_stream_open_wrapper_ex']; + __emalloc_24 = Module['__emalloc_24'] = wasmExports['_emalloc_24']; + __emalloc_32 = Module['__emalloc_32'] = wasmExports['_emalloc_32']; + __emalloc_40 = Module['__emalloc_40'] = wasmExports['_emalloc_40']; + __emalloc_48 = Module['__emalloc_48'] = wasmExports['_emalloc_48']; + __emalloc_56 = Module['__emalloc_56'] = wasmExports['_emalloc_56']; + __emalloc_128 = Module['__emalloc_128'] = wasmExports['_emalloc_128']; + __emalloc_160 = Module['__emalloc_160'] = wasmExports['_emalloc_160']; + __emalloc_320 = Module['__emalloc_320'] = wasmExports['_emalloc_320']; + __emalloc_1280 = Module['__emalloc_1280'] = + wasmExports['_emalloc_1280']; + __efree_56 = Module['__efree_56'] = wasmExports['_efree_56']; + __emalloc = Module['__emalloc'] = wasmExports['_emalloc']; + __efree = Module['__efree'] = wasmExports['_efree']; + __erealloc = Module['__erealloc'] = wasmExports['_erealloc']; + __safe_emalloc = Module['__safe_emalloc'] = + wasmExports['_safe_emalloc']; + ___zend_malloc = Module['___zend_malloc'] = + wasmExports['__zend_malloc']; + __safe_erealloc = Module['__safe_erealloc'] = + wasmExports['_safe_erealloc']; + ___zend_realloc = Module['___zend_realloc'] = + wasmExports['__zend_realloc']; + __ecalloc = Module['__ecalloc'] = wasmExports['_ecalloc']; + __estrdup = Module['__estrdup'] = wasmExports['_estrdup']; + __estrndup = Module['__estrndup'] = wasmExports['_estrndup']; + _zend_set_memory_limit = Module['_zend_set_memory_limit'] = + wasmExports['zend_set_memory_limit']; + _zend_memory_usage = Module['_zend_memory_usage'] = + wasmExports['zend_memory_usage']; + _zend_memory_peak_usage = Module['_zend_memory_peak_usage'] = + wasmExports['zend_memory_peak_usage']; + _zend_get_parameters_array_ex = Module[ + '_zend_get_parameters_array_ex' + ] = wasmExports['zend_get_parameters_array_ex']; + _zend_wrong_param_count = Module['_zend_wrong_param_count'] = + wasmExports['zend_wrong_param_count']; + _zend_zval_value_name = Module['_zend_zval_value_name'] = + wasmExports['zend_zval_value_name']; + _zend_wrong_parameters_none_error = Module[ + '_zend_wrong_parameters_none_error' + ] = wasmExports['zend_wrong_parameters_none_error']; + _zend_wrong_parameters_count_error = Module[ + '_zend_wrong_parameters_count_error' + ] = wasmExports['zend_wrong_parameters_count_error']; + _zend_wrong_parameter_error = Module['_zend_wrong_parameter_error'] = + wasmExports['zend_wrong_parameter_error']; + _zend_argument_type_error = Module['_zend_argument_type_error'] = + wasmExports['zend_argument_type_error']; + _zend_argument_value_error = Module['_zend_argument_value_error'] = + wasmExports['zend_argument_value_error']; + _zend_argument_error = Module['_zend_argument_error'] = + wasmExports['zend_argument_error']; + _zend_argument_must_not_be_empty_error = Module[ + '_zend_argument_must_not_be_empty_error' + ] = wasmExports['zend_argument_must_not_be_empty_error']; + _zend_parse_arg_bool_slow = Module['_zend_parse_arg_bool_slow'] = + wasmExports['zend_parse_arg_bool_slow']; + _zend_flf_parse_arg_bool_slow = Module[ + '_zend_flf_parse_arg_bool_slow' + ] = wasmExports['zend_flf_parse_arg_bool_slow']; + _zend_parse_arg_long_slow = Module['_zend_parse_arg_long_slow'] = + wasmExports['zend_parse_arg_long_slow']; + _zend_flf_parse_arg_long_slow = Module[ + '_zend_flf_parse_arg_long_slow' + ] = wasmExports['zend_flf_parse_arg_long_slow']; + _zend_parse_arg_str_slow = Module['_zend_parse_arg_str_slow'] = + wasmExports['zend_parse_arg_str_slow']; + _zend_flf_parse_arg_str_slow = Module['_zend_flf_parse_arg_str_slow'] = + wasmExports['zend_flf_parse_arg_str_slow']; + _zend_parse_arg_str_or_long_slow = Module[ + '_zend_parse_arg_str_or_long_slow' + ] = wasmExports['zend_parse_arg_str_or_long_slow']; + _zend_release_fcall_info_cache = Module[ + '_zend_release_fcall_info_cache' + ] = wasmExports['zend_release_fcall_info_cache']; + _zend_parse_parameters = Module['_zend_parse_parameters'] = + wasmExports['zend_parse_parameters']; + _zend_parse_method_parameters = Module[ + '_zend_parse_method_parameters' + ] = wasmExports['zend_parse_method_parameters']; + _object_properties_init = Module['_object_properties_init'] = + wasmExports['object_properties_init']; + _object_init_ex = Module['_object_init_ex'] = + wasmExports['object_init_ex']; + _add_assoc_long_ex = Module['_add_assoc_long_ex'] = + wasmExports['add_assoc_long_ex']; + _add_assoc_null_ex = Module['_add_assoc_null_ex'] = + wasmExports['add_assoc_null_ex']; + _add_assoc_bool_ex = Module['_add_assoc_bool_ex'] = + wasmExports['add_assoc_bool_ex']; + _add_assoc_double_ex = Module['_add_assoc_double_ex'] = + wasmExports['add_assoc_double_ex']; + _add_assoc_str_ex = Module['_add_assoc_str_ex'] = + wasmExports['add_assoc_str_ex']; + _add_assoc_string_ex = Module['_add_assoc_string_ex'] = + wasmExports['add_assoc_string_ex']; + _add_assoc_stringl_ex = Module['_add_assoc_stringl_ex'] = + wasmExports['add_assoc_stringl_ex']; + _add_assoc_zval_ex = Module['_add_assoc_zval_ex'] = + wasmExports['add_assoc_zval_ex']; + _add_index_long = Module['_add_index_long'] = + wasmExports['add_index_long']; + _add_index_null = Module['_add_index_null'] = + wasmExports['add_index_null']; + _add_index_string = Module['_add_index_string'] = + wasmExports['add_index_string']; + _add_index_stringl = Module['_add_index_stringl'] = + wasmExports['add_index_stringl']; + _add_next_index_long = Module['_add_next_index_long'] = + wasmExports['add_next_index_long']; + _add_next_index_str = Module['_add_next_index_str'] = + wasmExports['add_next_index_str']; + _add_next_index_string = Module['_add_next_index_string'] = + wasmExports['add_next_index_string']; + _add_next_index_stringl = Module['_add_next_index_stringl'] = + wasmExports['add_next_index_stringl']; + _zend_startup_module = Module['_zend_startup_module'] = + wasmExports['zend_startup_module']; + _zend_register_internal_class_with_flags = Module[ + '_zend_register_internal_class_with_flags' + ] = wasmExports['zend_register_internal_class_with_flags']; + _zend_class_implements = Module['_zend_class_implements'] = + wasmExports['zend_class_implements']; + _zend_fcall_info_init = Module['_zend_fcall_info_init'] = + wasmExports['zend_fcall_info_init']; + _zend_get_module_version = Module['_zend_get_module_version'] = + wasmExports['zend_get_module_version']; + _zend_declare_typed_property = Module['_zend_declare_typed_property'] = + wasmExports['zend_declare_typed_property']; + _zend_try_assign_typed_ref_bool = Module[ + '_zend_try_assign_typed_ref_bool' + ] = wasmExports['zend_try_assign_typed_ref_bool']; + _zend_try_assign_typed_ref_long = Module[ + '_zend_try_assign_typed_ref_long' + ] = wasmExports['zend_try_assign_typed_ref_long']; + _zend_try_assign_typed_ref_str = Module[ + '_zend_try_assign_typed_ref_str' + ] = wasmExports['zend_try_assign_typed_ref_str']; + _zend_try_assign_typed_ref_arr = Module[ + '_zend_try_assign_typed_ref_arr' + ] = wasmExports['zend_try_assign_typed_ref_arr']; + _zend_declare_typed_class_constant = Module[ + '_zend_declare_typed_class_constant' + ] = wasmExports['zend_declare_typed_class_constant']; + _zend_update_property = Module['_zend_update_property'] = + wasmExports['zend_update_property']; + _zend_read_property_ex = Module['_zend_read_property_ex'] = + wasmExports['zend_read_property_ex']; + _zend_read_property = Module['_zend_read_property'] = + wasmExports['zend_read_property']; + _zend_replace_error_handling = Module['_zend_replace_error_handling'] = + wasmExports['zend_replace_error_handling']; + _zend_restore_error_handling = Module['_zend_restore_error_handling'] = + wasmExports['zend_restore_error_handling']; + _zend_get_parameter_attribute_str = Module[ + '_zend_get_parameter_attribute_str' + ] = wasmExports['zend_get_parameter_attribute_str']; + _zend_add_attribute = Module['_zend_add_attribute'] = + wasmExports['zend_add_attribute']; + _zend_get_closure_method_def = Module['_zend_get_closure_method_def'] = + wasmExports['zend_get_closure_method_def']; + _zend_type_to_string = Module['_zend_type_to_string'] = + wasmExports['zend_type_to_string']; + _zend_unmangle_property_name_ex = Module[ + '_zend_unmangle_property_name_ex' + ] = wasmExports['zend_unmangle_property_name_ex']; + _zend_is_auto_global_str = Module['_zend_is_auto_global_str'] = + wasmExports['zend_is_auto_global_str']; + _zend_get_compiled_variable_name = Module[ + '_zend_get_compiled_variable_name' + ] = wasmExports['zend_get_compiled_variable_name']; + _zend_register_long_constant = Module['_zend_register_long_constant'] = + wasmExports['zend_register_long_constant']; + _zend_register_string_constant = Module[ + '_zend_register_string_constant' + ] = wasmExports['zend_register_string_constant']; + _zend_get_constant_str = Module['_zend_get_constant_str'] = + wasmExports['zend_get_constant_str']; + _zend_get_exception_base = Module['_zend_get_exception_base'] = + wasmExports['zend_get_exception_base']; + _zend_is_unwind_exit = Module['_zend_is_unwind_exit'] = + wasmExports['zend_is_unwind_exit']; + _zend_is_graceful_exit = Module['_zend_is_graceful_exit'] = + wasmExports['zend_is_graceful_exit']; + _zend_clear_exception = Module['_zend_clear_exception'] = + wasmExports['zend_clear_exception']; + _zend_throw_exception = Module['_zend_throw_exception'] = + wasmExports['zend_throw_exception']; + _zend_throw_exception_ex = Module['_zend_throw_exception_ex'] = + wasmExports['zend_throw_exception_ex']; + _zend_throw_error_exception = Module['_zend_throw_error_exception'] = + wasmExports['zend_throw_error_exception']; + _get_active_class_name = Module['_get_active_class_name'] = + wasmExports['get_active_class_name']; + _get_active_function_name = Module['_get_active_function_name'] = + wasmExports['get_active_function_name']; + _zend_get_executed_filename = Module['_zend_get_executed_filename'] = + wasmExports['zend_get_executed_filename']; + _zend_get_executed_filename_ex = Module[ + '_zend_get_executed_filename_ex' + ] = wasmExports['zend_get_executed_filename_ex']; + _zend_get_executed_lineno = Module['_zend_get_executed_lineno'] = + wasmExports['zend_get_executed_lineno']; + __call_user_function_impl = Module['__call_user_function_impl'] = + wasmExports['_call_user_function_impl']; + _zend_call_function = Module['_zend_call_function'] = + wasmExports['zend_call_function']; + _zend_call_known_function = Module['_zend_call_known_function'] = + wasmExports['zend_call_known_function']; + _zend_call_known_instance_method_with_2_params = Module[ + '_zend_call_known_instance_method_with_2_params' + ] = wasmExports['zend_call_known_instance_method_with_2_params']; + _zend_eval_string = Module['_zend_eval_string'] = + wasmExports['zend_eval_string']; + _zend_set_timeout = Module['_zend_set_timeout'] = + wasmExports['zend_set_timeout']; + _zend_unset_timeout = Module['_zend_unset_timeout'] = + wasmExports['zend_unset_timeout']; + _zend_fetch_class = Module['_zend_fetch_class'] = + wasmExports['zend_fetch_class']; + _zend_rebuild_symbol_table = Module['_zend_rebuild_symbol_table'] = + wasmExports['zend_rebuild_symbol_table']; + _zend_get_zval_ptr = Module['_zend_get_zval_ptr'] = + wasmExports['zend_get_zval_ptr']; + _zend_set_user_opcode_handler = Module[ + '_zend_set_user_opcode_handler' + ] = wasmExports['zend_set_user_opcode_handler']; + _zend_get_user_opcode_handler = Module[ + '_zend_get_user_opcode_handler' + ] = wasmExports['zend_get_user_opcode_handler']; + _zend_get_resource_handle = Module['_zend_get_resource_handle'] = + wasmExports['zend_get_resource_handle']; + _gc_enabled = Module['_gc_enabled'] = wasmExports['gc_enabled']; + _gc_possible_root = Module['_gc_possible_root'] = + wasmExports['gc_possible_root']; + _zend_gc_get_status = Module['_zend_gc_get_status'] = + wasmExports['zend_gc_get_status']; + _zend_get_gc_buffer_create = Module['_zend_get_gc_buffer_create'] = + wasmExports['zend_get_gc_buffer_create']; + _zend_get_gc_buffer_grow = Module['_zend_get_gc_buffer_grow'] = + wasmExports['zend_get_gc_buffer_grow']; + _zend_hash_str_find = Module['_zend_hash_str_find'] = + wasmExports['zend_hash_str_find']; + __zend_hash_init = Module['__zend_hash_init'] = + wasmExports['_zend_hash_init']; + __zend_new_array_0 = Module['__zend_new_array_0'] = + wasmExports['_zend_new_array_0']; + __zend_new_array = Module['__zend_new_array'] = + wasmExports['_zend_new_array']; + _zend_array_dup = Module['_zend_array_dup'] = + wasmExports['zend_array_dup']; + _zend_hash_update = Module['_zend_hash_update'] = + wasmExports['zend_hash_update']; + _zend_hash_str_update = Module['_zend_hash_str_update'] = + wasmExports['zend_hash_str_update']; + _zend_hash_next_index_insert = Module['_zend_hash_next_index_insert'] = + wasmExports['zend_hash_next_index_insert']; + _zend_hash_index_update = Module['_zend_hash_index_update'] = + wasmExports['zend_hash_index_update']; + _zend_hash_destroy = Module['_zend_hash_destroy'] = + wasmExports['zend_hash_destroy']; + _zend_array_destroy = Module['_zend_array_destroy'] = + wasmExports['zend_array_destroy']; + _zend_hash_apply_with_arguments = Module[ + '_zend_hash_apply_with_arguments' + ] = wasmExports['zend_hash_apply_with_arguments']; + _zend_hash_copy = Module['_zend_hash_copy'] = + wasmExports['zend_hash_copy']; + _zend_hash_find = Module['_zend_hash_find'] = + wasmExports['zend_hash_find']; + _zend_hash_index_find = Module['_zend_hash_index_find'] = + wasmExports['zend_hash_index_find']; + _zend_hash_sort_ex = Module['_zend_hash_sort_ex'] = + wasmExports['zend_hash_sort_ex']; + __zend_handle_numeric_str_ex = Module['__zend_handle_numeric_str_ex'] = + wasmExports['_zend_handle_numeric_str_ex']; + _zend_html_puts = Module['_zend_html_puts'] = + wasmExports['zend_html_puts']; + _zend_register_ini_entries_ex = Module[ + '_zend_register_ini_entries_ex' + ] = wasmExports['zend_register_ini_entries_ex']; + _zend_unregister_ini_entries_ex = Module[ + '_zend_unregister_ini_entries_ex' + ] = wasmExports['zend_unregister_ini_entries_ex']; + _zend_alter_ini_entry = Module['_zend_alter_ini_entry'] = + wasmExports['zend_alter_ini_entry']; + _zend_ini_string_ex = Module['_zend_ini_string_ex'] = + wasmExports['zend_ini_string_ex']; + _zend_ini_string = Module['_zend_ini_string'] = + wasmExports['zend_ini_string']; + _zend_ini_boolean_displayer_cb = Module[ + '_zend_ini_boolean_displayer_cb' + ] = wasmExports['zend_ini_boolean_displayer_cb']; + _OnUpdateBool = Module['_OnUpdateBool'] = wasmExports['OnUpdateBool']; + _OnUpdateLong = Module['_OnUpdateLong'] = wasmExports['OnUpdateLong']; + _OnUpdateString = Module['_OnUpdateString'] = + wasmExports['OnUpdateString']; + _OnUpdateStringUnempty = Module['_OnUpdateStringUnempty'] = + wasmExports['OnUpdateStringUnempty']; + _zend_call_method = Module['_zend_call_method'] = + wasmExports['zend_call_method']; + _zend_create_internal_iterator_zval = Module[ + '_zend_create_internal_iterator_zval' + ] = wasmExports['zend_create_internal_iterator_zval']; + _zend_iterator_init = Module['_zend_iterator_init'] = + wasmExports['zend_iterator_init']; + _zend_rsrc_list_get_rsrc_type = Module[ + '_zend_rsrc_list_get_rsrc_type' + ] = wasmExports['zend_rsrc_list_get_rsrc_type']; + _zend_std_get_properties = Module['_zend_std_get_properties'] = + wasmExports['zend_std_get_properties']; + _zend_get_properties_no_lazy_init = Module[ + '_zend_get_properties_no_lazy_init' + ] = wasmExports['zend_get_properties_no_lazy_init']; + _zend_get_property_info = Module['_zend_get_property_info'] = + wasmExports['zend_get_property_info']; + _zend_class_init_statics = Module['_zend_class_init_statics'] = + wasmExports['zend_class_init_statics']; + _zend_std_compare_objects = Module['_zend_std_compare_objects'] = + wasmExports['zend_std_compare_objects']; + _zend_get_properties_for = Module['_zend_get_properties_for'] = + wasmExports['zend_get_properties_for']; + _zend_objects_store_mark_destructed = Module[ + '_zend_objects_store_mark_destructed' + ] = wasmExports['zend_objects_store_mark_destructed']; + _zend_objects_store_del = Module['_zend_objects_store_del'] = + wasmExports['zend_objects_store_del']; + _zend_object_std_init = Module['_zend_object_std_init'] = + wasmExports['zend_object_std_init']; + _zend_object_std_dtor = Module['_zend_object_std_dtor'] = + wasmExports['zend_object_std_dtor']; + _zend_objects_clone_members = Module['_zend_objects_clone_members'] = + wasmExports['zend_objects_clone_members']; + _zend_observer_fcall_register = Module[ + '_zend_observer_fcall_register' + ] = wasmExports['zend_observer_fcall_register']; + _zend_observer_fiber_switch_register = Module[ + '_zend_observer_fiber_switch_register' + ] = wasmExports['zend_observer_fiber_switch_register']; + __is_numeric_string_ex = Module['__is_numeric_string_ex'] = + wasmExports['_is_numeric_string_ex']; + _zval_try_get_long = Module['_zval_try_get_long'] = + wasmExports['zval_try_get_long']; + _convert_to_long = Module['_convert_to_long'] = + wasmExports['convert_to_long']; + _zval_get_long_func = Module['_zval_get_long_func'] = + wasmExports['zval_get_long_func']; + _convert_to_double = Module['_convert_to_double'] = + wasmExports['convert_to_double']; + __convert_to_string = Module['__convert_to_string'] = + wasmExports['_convert_to_string']; + __try_convert_to_string = Module['__try_convert_to_string'] = + wasmExports['_try_convert_to_string']; + _zval_get_double_func = Module['_zval_get_double_func'] = + wasmExports['zval_get_double_func']; + _zval_get_string_func = Module['_zval_get_string_func'] = + wasmExports['zval_get_string_func']; + _zend_binary_strcasecmp = Module['_zend_binary_strcasecmp'] = + wasmExports['zend_binary_strcasecmp']; + _numeric_compare_function = Module['_numeric_compare_function'] = + wasmExports['numeric_compare_function']; + _compare_function = Module['_compare_function'] = + wasmExports['compare_function']; + _instanceof_function_slow = Module['_instanceof_function_slow'] = + wasmExports['instanceof_function_slow']; + _zend_str_tolower = Module['_zend_str_tolower'] = + wasmExports['zend_str_tolower']; + _zend_memnstr_ex = Module['_zend_memnstr_ex'] = + wasmExports['zend_memnstr_ex']; + _smart_str_erealloc = Module['_smart_str_erealloc'] = + wasmExports['smart_str_erealloc']; + __smart_string_alloc = Module['__smart_string_alloc'] = + wasmExports['_smart_string_alloc']; + _zend_sort = Module['_zend_sort'] = wasmExports['zend_sort']; + _zend_strtod = Module['_zend_strtod'] = wasmExports['zend_strtod']; + _rc_dtor_func = Module['_rc_dtor_func'] = wasmExports['rc_dtor_func']; + _zval_ptr_dtor = Module['_zval_ptr_dtor'] = + wasmExports['zval_ptr_dtor']; + _zval_add_ref = Module['_zval_add_ref'] = wasmExports['zval_add_ref']; + _virtual_file_ex = Module['_virtual_file_ex'] = + wasmExports['virtual_file_ex']; + _tsrm_realpath = Module['_tsrm_realpath'] = + wasmExports['tsrm_realpath']; + _zend_vspprintf = Module['_zend_vspprintf'] = + wasmExports['zend_vspprintf']; + _zend_spprintf = Module['_zend_spprintf'] = + wasmExports['zend_spprintf']; + _zend_strpprintf = Module['_zend_strpprintf'] = + wasmExports['zend_strpprintf']; + __zend_bailout = Module['__zend_bailout'] = + wasmExports['_zend_bailout']; + _zend_error = Module['_zend_error'] = wasmExports['zend_error']; + _zend_throw_error = Module['_zend_throw_error'] = + wasmExports['zend_throw_error']; + _zend_illegal_container_offset = Module[ + '_zend_illegal_container_offset' + ] = wasmExports['zend_illegal_container_offset']; + _zend_argument_count_error = Module['_zend_argument_count_error'] = + wasmExports['zend_argument_count_error']; + _zend_value_error = Module['_zend_value_error'] = + wasmExports['zend_value_error']; + _strlen = Module['_strlen'] = wasmExports['strlen']; + _munmap = Module['_munmap'] = wasmExports['munmap']; + _fiprintf = Module['_fiprintf'] = wasmExports['fiprintf']; + _abort = Module['_abort'] = wasmExports['abort']; + _free = Module['_free'] = wasmExports['free']; + _memcmp = Module['_memcmp'] = wasmExports['memcmp']; + _malloc = + PHPLoader['malloc'] = + Module['_malloc'] = + wasmExports['malloc']; + _snprintf = Module['_snprintf'] = wasmExports['snprintf']; + _strchr = Module['_strchr'] = wasmExports['strchr']; + _clock_gettime = Module['_clock_gettime'] = + wasmExports['clock_gettime']; + _dlopen = Module['_dlopen'] = wasmExports['dlopen']; + _dlsym = Module['_dlsym'] = wasmExports['dlsym']; + _dlclose = Module['_dlclose'] = wasmExports['dlclose']; + _strcmp = Module['_strcmp'] = wasmExports['strcmp']; + _getenv = Module['_getenv'] = wasmExports['getenv']; + ___wasm_setjmp = Module['___wasm_setjmp'] = + wasmExports['__wasm_setjmp']; + ___wasm_setjmp_test = Module['___wasm_setjmp_test'] = + wasmExports['__wasm_setjmp_test']; + _emscripten_longjmp = Module['_emscripten_longjmp'] = + wasmExports['emscripten_longjmp']; + _atoi = Module['_atoi'] = wasmExports['atoi']; + ___errno_location = Module['___errno_location'] = + wasmExports['__errno_location']; + _strtoull = Module['_strtoull'] = wasmExports['strtoull']; + _strrchr = Module['_strrchr'] = wasmExports['strrchr']; + _realloc = Module['_realloc'] = wasmExports['realloc']; + _strcasecmp = Module['_strcasecmp'] = wasmExports['strcasecmp']; + _memchr = Module['_memchr'] = wasmExports['memchr']; + _fwrite = Module['_fwrite'] = wasmExports['fwrite']; + _strncmp = Module['_strncmp'] = wasmExports['strncmp']; + _isxdigit = Module['_isxdigit'] = wasmExports['isxdigit']; + _tolower = Module['_tolower'] = wasmExports['tolower']; + _strtok_r = Module['_strtok_r'] = wasmExports['strtok_r']; + _strncasecmp = Module['_strncasecmp'] = wasmExports['strncasecmp']; + _fileno = Module['_fileno'] = wasmExports['fileno']; + _isatty = Module['_isatty'] = wasmExports['isatty']; + _fread = Module['_fread'] = wasmExports['fread']; + _fclose = Module['_fclose'] = wasmExports['fclose']; + _strtoul = Module['_strtoul'] = wasmExports['strtoul']; + _strstr = Module['_strstr'] = wasmExports['strstr']; + _strpbrk = Module['_strpbrk'] = wasmExports['strpbrk']; + _strdup = Module['_strdup'] = wasmExports['strdup']; + _write = Module['_write'] = wasmExports['write']; + _close = Module['_close'] = wasmExports['close']; + _stat = Module['_stat'] = wasmExports['stat']; + _gettimeofday = Module['_gettimeofday'] = wasmExports['gettimeofday']; + _iprintf = Module['_iprintf'] = wasmExports['iprintf']; + _puts = Module['_puts'] = wasmExports['puts']; + _putchar = Module['_putchar'] = wasmExports['putchar']; + _fopen = Module['_fopen'] = wasmExports['fopen']; + _getcwd = Module['_getcwd'] = wasmExports['getcwd']; + _open = Module['_open'] = wasmExports['open']; + _strncpy = Module['_strncpy'] = wasmExports['strncpy']; + _siprintf = Module['_siprintf'] = wasmExports['siprintf']; + _localtime_r = Module['_localtime_r'] = wasmExports['localtime_r']; + _strtol = Module['_strtol'] = wasmExports['strtol']; + _pow = Module['_pow'] = wasmExports['pow']; + _strtod = Module['_strtod'] = wasmExports['strtod']; + _strftime = Module['_strftime'] = wasmExports['strftime']; + _round = Module['_round'] = wasmExports['round']; + _sin = Module['_sin'] = wasmExports['sin']; + _cos = Module['_cos'] = wasmExports['cos']; + _atan2 = Module['_atan2'] = wasmExports['atan2']; + _acos = Module['_acos'] = wasmExports['acos']; + _tan = Module['_tan'] = wasmExports['tan']; + _asin = Module['_asin'] = wasmExports['asin']; + _atan = Module['_atan'] = wasmExports['atan']; + _log = Module['_log'] = wasmExports['log']; + _log2 = Module['_log2'] = wasmExports['log2']; + _fmod = Module['_fmod'] = wasmExports['fmod']; + _setlocale = Module['_setlocale'] = wasmExports['setlocale']; + _strerror = Module['_strerror'] = wasmExports['strerror']; + _wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec']; + _socket = Module['_socket'] = wasmExports['socket']; + _freeaddrinfo = Module['_freeaddrinfo'] = wasmExports['freeaddrinfo']; + _fcntl = Module['_fcntl'] = wasmExports['fcntl']; + _connect = Module['_connect'] = wasmExports['connect']; + _php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for']; + _htons = wasmExports['htons']; + _ntohs = wasmExports['ntohs']; + _getpeername = Module['_getpeername'] = wasmExports['getpeername']; + _htonl = wasmExports['htonl']; + _strcpy = Module['_strcpy'] = wasmExports['strcpy']; + _strcat = Module['_strcat'] = wasmExports['strcat']; + _tzset = Module['_tzset'] = wasmExports['tzset']; + _wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep']; + _fputs = Module['_fputs'] = wasmExports['fputs']; + _isdigit = Module['_isdigit'] = wasmExports['isdigit']; + _fflush = Module['_fflush'] = wasmExports['fflush']; + _calloc = Module['_calloc'] = wasmExports['calloc']; + _expf = Module['_expf'] = wasmExports['expf']; + ___small_fprintf = Module['___small_fprintf'] = + wasmExports['__small_fprintf']; + _qsort = Module['_qsort'] = wasmExports['qsort']; + _vfprintf = Module['_vfprintf'] = wasmExports['vfprintf']; + _mmap = Module['_mmap'] = wasmExports['mmap']; + _flock = Module['_flock'] = wasmExports['flock']; + _fgets = Module['_fgets'] = wasmExports['fgets']; + _initgroups = Module['_initgroups'] = wasmExports['initgroups']; + _atol = Module['_atol'] = wasmExports['atol']; + _wasm_read = Module['_wasm_read'] = wasmExports['wasm_read']; + _feof = Module['_feof'] = wasmExports['feof']; + _strncat = Module['_strncat'] = wasmExports['strncat']; + ___ctype_get_mb_cur_max = Module['___ctype_get_mb_cur_max'] = + wasmExports['__ctype_get_mb_cur_max']; + ___wrap_usleep = Module['___wrap_usleep'] = + wasmExports['__wrap_usleep']; + _wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen']; + _wasm_pclose = Module['_wasm_pclose'] = wasmExports['wasm_pclose']; + _poll = Module['_poll'] = wasmExports['poll']; + ___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select']; + _wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name']; + _wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path']; + _wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg']; + _run_cli = Module['_run_cli'] = wasmExports['run_cli']; + _wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry']; + _wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry']; + _wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string']; + _wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated']; + _wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang']; + _wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri']; + _wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method']; + _wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host']; + _wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type']; + _wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body']; + _wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length']; + _wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies']; + _wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port']; + _wasm_sapi_request_shutdown = Module['_wasm_sapi_request_shutdown'] = + wasmExports['wasm_sapi_request_shutdown']; + _wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request']; + _php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init']; + _wasm_free = + PHPLoader['free'] = + Module['_wasm_free'] = + wasmExports['wasm_free']; + _wasm_get_end_offset = Module['_wasm_get_end_offset'] = + wasmExports['wasm_get_end_offset']; + ___wrap_getpid = Module['___wrap_getpid'] = + wasmExports['__wrap_getpid']; + _wasm_trace = Module['_wasm_trace'] = wasmExports['wasm_trace']; + _rewind = Module['_rewind'] = wasmExports['rewind']; + _modf = Module['_modf'] = wasmExports['modf']; + _gmtime = Module['_gmtime'] = wasmExports['gmtime']; + ___extenddftf2 = Module['___extenddftf2'] = + wasmExports['__extenddftf2']; + ___letf2 = Module['___letf2'] = wasmExports['__letf2']; + ___floatunditf = Module['___floatunditf'] = + wasmExports['__floatunditf']; + _div = Module['_div'] = wasmExports['div']; + ___funcs_on_exit = wasmExports['__funcs_on_exit']; + ___cxa_atexit = Module['___cxa_atexit'] = wasmExports['__cxa_atexit']; + ___dl_seterr = wasmExports['__dl_seterr']; + __emscripten_find_dylib = wasmExports['_emscripten_find_dylib']; + _freopen = Module['_freopen'] = wasmExports['freopen']; + _mbstowcs = Module['_mbstowcs'] = wasmExports['mbstowcs']; + _emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign']; + __emscripten_timeout = wasmExports['_emscripten_timeout']; + _strtok = Module['_strtok'] = wasmExports['strtok']; + _tanhf = Module['_tanhf'] = wasmExports['tanhf']; + _wcstombs = Module['_wcstombs'] = wasmExports['wcstombs']; + _emscripten_get_sbrk_ptr = wasmExports['emscripten_get_sbrk_ptr']; + _setThrew = wasmExports['setThrew']; + __emscripten_tempret_set = wasmExports['_emscripten_tempret_set']; + __emscripten_tempret_get = wasmExports['_emscripten_tempret_get']; + __emscripten_stack_restore = wasmExports['_emscripten_stack_restore']; + __emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc']; + _emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current']; + __ZNSt3__211__call_onceERVmPvPFvS2_E = Module[ + '__ZNSt3__211__call_onceERVmPvPFvS2_E' + ] = wasmExports['_ZNSt3__211__call_onceERVmPvPFvS2_E']; + __ZNSt3__218condition_variable10notify_allEv = Module[ + '__ZNSt3__218condition_variable10notify_allEv' + ] = wasmExports['_ZNSt3__218condition_variable10notify_allEv']; + __ZNSt3__25mutex4lockEv = Module['__ZNSt3__25mutex4lockEv'] = + wasmExports['_ZNSt3__25mutex4lockEv']; + __ZNSt3__25mutex6unlockEv = Module['__ZNSt3__25mutex6unlockEv'] = + wasmExports['_ZNSt3__25mutex6unlockEv']; + ___cxa_bad_typeid = Module['___cxa_bad_typeid'] = + wasmExports['__cxa_bad_typeid']; + ___cxa_allocate_exception = Module['___cxa_allocate_exception'] = + wasmExports['__cxa_allocate_exception']; + ___cxa_pure_virtual = Module['___cxa_pure_virtual'] = + wasmExports['__cxa_pure_virtual']; + ___dynamic_cast = Module['___dynamic_cast'] = + wasmExports['__dynamic_cast']; + ___cxa_can_catch = wasmExports['__cxa_can_catch']; + __ZNSt20bad_array_new_lengthD1Ev = Module[ + '__ZNSt20bad_array_new_lengthD1Ev' + ] = wasmExports['_ZNSt20bad_array_new_lengthD1Ev']; + __ZNSt12length_errorD1Ev = Module['__ZNSt12length_errorD1Ev'] = + wasmExports['_ZNSt12length_errorD1Ev']; + dynCall_iiii = dynCalls['iiii'] = wasmExports['dynCall_iiii']; + dynCall_ii = dynCalls['ii'] = wasmExports['dynCall_ii']; + dynCall_vi = dynCalls['vi'] = wasmExports['dynCall_vi']; + dynCall_vii = dynCalls['vii'] = wasmExports['dynCall_vii']; + dynCall_viiiii = dynCalls['viiiii'] = wasmExports['dynCall_viiiii']; + dynCall_iii = dynCalls['iii'] = wasmExports['dynCall_iii']; + dynCall_iiiii = dynCalls['iiiii'] = wasmExports['dynCall_iiiii']; + dynCall_iiiiii = dynCalls['iiiiii'] = wasmExports['dynCall_iiiiii']; + dynCall_viii = dynCalls['viii'] = wasmExports['dynCall_viii']; + dynCall_iij = dynCalls['iij'] = wasmExports['dynCall_iij']; + dynCall_v = dynCalls['v'] = wasmExports['dynCall_v']; + dynCall_i = dynCalls['i'] = wasmExports['dynCall_i']; + dynCall_viiii = dynCalls['viiii'] = wasmExports['dynCall_viiii']; + dynCall_iiiiiii = dynCalls['iiiiiii'] = wasmExports['dynCall_iiiiiii']; + dynCall_iijii = dynCalls['iijii'] = wasmExports['dynCall_iijii']; + dynCall_jii = dynCalls['jii'] = wasmExports['dynCall_jii']; + dynCall_jiii = dynCalls['jiii'] = wasmExports['dynCall_jiii']; + dynCall_jijj = dynCalls['jijj'] = wasmExports['dynCall_jijj']; + dynCall_viiiiiiii = dynCalls['viiiiiiii'] = + wasmExports['dynCall_viiiiiiii']; + dynCall_jiiiii = dynCalls['jiiiii'] = wasmExports['dynCall_jiiiii']; + dynCall_jiiii = dynCalls['jiiii'] = wasmExports['dynCall_jiiii']; + dynCall_iiiiiiiiii = dynCalls['iiiiiiiiii'] = + wasmExports['dynCall_iiiiiiiiii']; + dynCall_vjiii = dynCalls['vjiii'] = wasmExports['dynCall_vjiii']; + dynCall_iiji = dynCalls['iiji'] = wasmExports['dynCall_iiji']; + dynCall_iidddd = dynCalls['iidddd'] = wasmExports['dynCall_iidddd']; + dynCall_iijjjj = dynCalls['iijjjj'] = wasmExports['dynCall_iijjjj']; + dynCall_vijii = dynCalls['vijii'] = wasmExports['dynCall_vijii']; + dynCall_iijji = dynCalls['iijji'] = wasmExports['dynCall_iijji']; + dynCall_ji = dynCalls['ji'] = wasmExports['dynCall_ji']; + dynCall_iiiiiiiiiiij = dynCalls['iiiiiiiiiiij'] = + wasmExports['dynCall_iiiiiiiiiiij']; + dynCall_iiiiiiiiiii = dynCalls['iiiiiiiiiii'] = + wasmExports['dynCall_iiiiiiiiiii']; + dynCall_iiiij = dynCalls['iiiij'] = wasmExports['dynCall_iiiij']; + dynCall_iiiiiiii = dynCalls['iiiiiiii'] = + wasmExports['dynCall_iiiiiiii']; + dynCall_iiiiiiiiiiii = dynCalls['iiiiiiiiiiii'] = + wasmExports['dynCall_iiiiiiiiiiii']; + dynCall_iiiiiiiii = dynCalls['iiiiiiiii'] = + wasmExports['dynCall_iiiiiiiii']; + dynCall_viiiiiii = dynCalls['viiiiiii'] = + wasmExports['dynCall_viiiiiii']; + dynCall_vji = dynCalls['vji'] = wasmExports['dynCall_vji']; + dynCall_vijj = dynCalls['vijj'] = wasmExports['dynCall_vijj']; + dynCall_iiij = dynCalls['iiij'] = wasmExports['dynCall_iiij']; + dynCall_iijiji = dynCalls['iijiji'] = wasmExports['dynCall_iijiji']; + dynCall_jiji = dynCalls['jiji'] = wasmExports['dynCall_jiji']; + dynCall_viiiiii = dynCalls['viiiiii'] = wasmExports['dynCall_viiiiii']; + dynCall_viiij = dynCalls['viiij'] = wasmExports['dynCall_viiij']; + dynCall_viiiiiiiii = dynCalls['viiiiiiiii'] = + wasmExports['dynCall_viiiiiiiii']; + dynCall_vidi = dynCalls['vidi'] = wasmExports['dynCall_vidi']; + dynCall_viijii = dynCalls['viijii'] = wasmExports['dynCall_viijii']; + dynCall_viidii = dynCalls['viidii'] = wasmExports['dynCall_viidii']; + dynCall_jiiji = dynCalls['jiiji'] = wasmExports['dynCall_jiiji']; + dynCall_jj = dynCalls['jj'] = wasmExports['dynCall_jj']; + dynCall_jiiiji = dynCalls['jiiiji'] = wasmExports['dynCall_jiiiji']; + dynCall_jiij = dynCalls['jiij'] = wasmExports['dynCall_jiij']; + dynCall_iiiji = dynCalls['iiiji'] = wasmExports['dynCall_iiiji']; + dynCall_ij = dynCalls['ij'] = wasmExports['dynCall_ij']; + dynCall_iiiiiij = dynCalls['iiiiiij'] = wasmExports['dynCall_iiiiiij']; + dynCall_iiid = dynCalls['iiid'] = wasmExports['dynCall_iiid']; + dynCall_dii = dynCalls['dii'] = wasmExports['dynCall_dii']; + dynCall_vid = dynCalls['vid'] = wasmExports['dynCall_vid']; + dynCall_vij = dynCalls['vij'] = wasmExports['dynCall_vij']; + dynCall_di = dynCalls['di'] = wasmExports['dynCall_di']; + dynCall_iiiiijii = dynCalls['iiiiijii'] = + wasmExports['dynCall_iiiiijii']; + dynCall_j = dynCalls['j'] = wasmExports['dynCall_j']; + dynCall_iiiiji = dynCalls['iiiiji'] = wasmExports['dynCall_iiiiji']; + dynCall_iiiijii = dynCalls['iiiijii'] = wasmExports['dynCall_iiiijii']; + dynCall_viiji = dynCalls['viiji'] = wasmExports['dynCall_viiji']; + dynCall_iiiijji = dynCalls['iiiijji'] = wasmExports['dynCall_iiiijji']; + dynCall_dd = dynCalls['dd'] = wasmExports['dynCall_dd']; + dynCall_ddd = dynCalls['ddd'] = wasmExports['dynCall_ddd']; + dynCall_iiijii = dynCalls['iiijii'] = wasmExports['dynCall_iiijii']; + dynCall_diiii = dynCalls['diiii'] = wasmExports['dynCall_diiii']; + dynCall_diiiiiiii = dynCalls['diiiiiiii'] = + wasmExports['dynCall_diiiiiiii']; + dynCall_fi = dynCalls['fi'] = wasmExports['dynCall_fi']; + dynCall_fii = dynCalls['fii'] = wasmExports['dynCall_fii']; + dynCall_viiiiiiiiiii = dynCalls['viiiiiiiiiii'] = + wasmExports['dynCall_viiiiiiiiiii']; + dynCall_viiiiiiiiiiiii = dynCalls['viiiiiiiiiiiii'] = + wasmExports['dynCall_viiiiiiiiiiiii']; + dynCall_viiiiiiiiiiiiiii = dynCalls['viiiiiiiiiiiiiii'] = + wasmExports['dynCall_viiiiiiiiiiiiiii']; + dynCall_iiiijj = dynCalls['iiiijj'] = wasmExports['dynCall_iiiijj']; + dynCall_jiiiiiiiii = dynCalls['jiiiiiiiii'] = + wasmExports['dynCall_jiiiiiiiii']; + dynCall_jiiiiii = dynCalls['jiiiiii'] = wasmExports['dynCall_jiiiiii']; + dynCall_jiiiiiiii = dynCalls['jiiiiiiii'] = + wasmExports['dynCall_jiiiiiiii']; + dynCall_ddi = dynCalls['ddi'] = wasmExports['dynCall_ddi']; + dynCall_iiijj = dynCalls['iiijj'] = wasmExports['dynCall_iiijj']; + dynCall_id = dynCalls['id'] = wasmExports['dynCall_id']; + dynCall_iifi = dynCalls['iifi'] = wasmExports['dynCall_iifi']; + dynCall_viid = dynCalls['viid'] = wasmExports['dynCall_viid']; + dynCall_viidddddddd = dynCalls['viidddddddd'] = + wasmExports['dynCall_viidddddddd']; + dynCall_iidiiii = dynCalls['iidiiii'] = wasmExports['dynCall_iidiiii']; + _asyncify_start_unwind = wasmExports['asyncify_start_unwind']; + _asyncify_stop_unwind = wasmExports['asyncify_stop_unwind']; + _asyncify_start_rewind = wasmExports['asyncify_start_rewind']; + _asyncify_stop_rewind = wasmExports['asyncify_stop_rewind']; + memory = wasmMemory = wasmExports['memory']; + ___stack_pointer = Module['___stack_pointer'] = + wasmExports['__stack_pointer']; + __indirect_function_table = wasmTable = + wasmExports['__indirect_function_table']; + } -var _sapi_globals = Module["_sapi_globals"] = 15443928; + var _core_globals = (Module['_core_globals'] = 15559712); -var _module_registry = Module["_module_registry"] = 15561688; + var _php_ini_opened_path = (Module['_php_ini_opened_path'] = 15448592); -var _zend_ce_closure = Module["_zend_ce_closure"] = 15555340; + var _php_ini_scanned_path = (Module['_php_ini_scanned_path'] = 15448596); -var _compiler_globals = Module["_compiler_globals"] = 15563240; + var _php_ini_scanned_files = (Module['_php_ini_scanned_files'] = 15448600); -var _executor_globals = Module["_executor_globals"] = 15563656; + var _sapi_module = (Module['_sapi_module'] = 15443768); -var _zend_compile_file = Module["_zend_compile_file"] = 15565048; + var _sapi_globals = (Module['_sapi_globals'] = 15443912); -var _zend_ce_exception = Module["_zend_ce_exception"] = 15560812; + var _module_registry = (Module['_module_registry'] = 15561672); -var _zend_ce_error = Module["_zend_ce_error"] = 15560928; + var _zend_ce_closure = (Module['_zend_ce_closure'] = 15555324); -var _zend_throw_exception_hook = Module["_zend_throw_exception_hook"] = 15560804; + var _compiler_globals = (Module['_compiler_globals'] = 15563224); -var _zend_ce_throwable = Module["_zend_ce_throwable"] = 15560808; + var _executor_globals = (Module['_executor_globals'] = 15563640); -var _zend_execute_ex = Module["_zend_execute_ex"] = 15562068; + var _zend_compile_file = (Module['_zend_compile_file'] = 15565032); -var _zend_execute_internal = Module["_zend_execute_internal"] = 15562072; + var _zend_ce_exception = (Module['_zend_ce_exception'] = 15560796); -var _zend_pass_function = Module["_zend_pass_function"] = 14925904; + var _zend_ce_error = (Module['_zend_ce_error'] = 15560912); -var _zend_extensions = Module["_zend_extensions"] = 15560556; + var _zend_throw_exception_hook = (Module['_zend_throw_exception_hook'] = + 15560788); -var _gc_collect_cycles = Module["_gc_collect_cycles"] = 15562064; + var _zend_ce_throwable = (Module['_zend_ce_throwable'] = 15560792); -var _zend_empty_array = Module["_zend_empty_array"] = 14940816; + var _zend_execute_ex = (Module['_zend_execute_ex'] = 15562052); -var _zend_ce_aggregate = Module["_zend_ce_aggregate"] = 15443152; + var _zend_execute_internal = (Module['_zend_execute_internal'] = 15562056); -var _zend_ce_iterator = Module["_zend_ce_iterator"] = 15443156; + var _zend_pass_function = (Module['_zend_pass_function'] = 14925904); -var _zend_ce_countable = Module["_zend_ce_countable"] = 15443168; + var _zend_extensions = (Module['_zend_extensions'] = 15560540); -var _std_object_handlers = Module["_std_object_handlers"] = 14940304; + var _gc_collect_cycles = (Module['_gc_collect_cycles'] = 15562048); -var _zend_empty_string = Module["_zend_empty_string"] = 15441664; + var _zend_empty_array = (Module['_zend_empty_array'] = 14940816); -var _zend_known_strings = Module["_zend_known_strings"] = 15441668; + var _zend_ce_aggregate = (Module['_zend_ce_aggregate'] = 15443136); -var _zend_string_init_interned = Module["_zend_string_init_interned"] = 15441732; + var _zend_ce_iterator = (Module['_zend_ce_iterator'] = 15443140); -var _zend_write = Module["_zend_write"] = 15563156; + var _zend_ce_countable = (Module['_zend_ce_countable'] = 15443152); -var _zend_error_cb = Module["_zend_error_cb"] = 15563160; + var _std_object_handlers = (Module['_std_object_handlers'] = 14940304); -var _zend_post_startup_cb = Module["_zend_post_startup_cb"] = 15563128; + var _zend_empty_string = (Module['_zend_empty_string'] = 15441648); -var ___memory_base = Module["___memory_base"] = 0; + var _zend_known_strings = (Module['_zend_known_strings'] = 15441652); -var ___table_base = Module["___table_base"] = 1; + var _zend_string_init_interned = (Module['_zend_string_init_interned'] = + 15441716); -var _stderr = Module["_stderr"] = 15434848; + var _zend_write = (Module['_zend_write'] = 15563140); -var ___THREW__ = Module["___THREW__"] = 15913412; + var _zend_error_cb = (Module['_zend_error_cb'] = 15563144); -var ___threwValue = Module["___threwValue"] = 15913416; + var _zend_post_startup_cb = (Module['_zend_post_startup_cb'] = 15563112); -var _stdout = Module["_stdout"] = 15435152; + var ___memory_base = (Module['___memory_base'] = 0); -var _timezone = Module["_timezone"] = 15900336; + var ___table_base = (Module['___table_base'] = 1); -var _tzname = Module["_tzname"] = 15900344; + var _stderr = (Module['_stderr'] = 15434832); -var ___heap_base = 16962080; + var ___THREW__ = (Module['___THREW__'] = 15913396); -var __ZNSt3__25ctypeIcE2idE = Module["__ZNSt3__25ctypeIcE2idE"] = 15913492; + var ___threwValue = (Module['___threwValue'] = 15913400); -var __ZTVN10__cxxabiv120__si_class_type_infoE = Module["__ZTVN10__cxxabiv120__si_class_type_infoE"] = 15435400; + var _stdout = (Module['_stdout'] = 15435136); -var __ZTVN10__cxxabiv117__class_type_infoE = Module["__ZTVN10__cxxabiv117__class_type_infoE"] = 15435360; + var _timezone = (Module['_timezone'] = 15900320); -var __ZTVN10__cxxabiv121__vmi_class_type_infoE = Module["__ZTVN10__cxxabiv121__vmi_class_type_infoE"] = 15435452; + var _tzname = (Module['_tzname'] = 15900328); -var __ZTISt20bad_array_new_length = Module["__ZTISt20bad_array_new_length"] = 15435524; + var ___heap_base = 16962064; -var __ZTVSt12length_error = Module["__ZTVSt12length_error"] = 15435568; + var __ZNSt3__25ctypeIcE2idE = (Module['__ZNSt3__25ctypeIcE2idE'] = + 15913476); -var __ZTISt12length_error = Module["__ZTISt12length_error"] = 15435588; + var __ZTVN10__cxxabiv120__si_class_type_infoE = (Module[ + '__ZTVN10__cxxabiv120__si_class_type_infoE' + ] = 15435384); -var wasmImports = { - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncify_data: ___asyncify_data, - /** @export */ __asyncify_state: ___asyncify_state, - /** @export */ __asyncjs__js_module_onMessage, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __cxa_find_matching_catch_2: ___cxa_find_matching_catch_2, - /** @export */ __resumeException: ___resumeException, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fallocate: ___syscall_fallocate, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlinkat: ___syscall_symlinkat, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _dlopen_js: __dlopen_js, - /** @export */ _dlsym_js: __dlsym_js, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _emscripten_system: __emscripten_system, - /** @export */ _emscripten_throw_longjmp: __emscripten_throw_longjmp, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ clock_time_get: _clock_time_get, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_pread: _fd_pread, - /** @export */ fd_pwrite: _fd_pwrite, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getcontext: _getcontext, - /** @export */ getdtablesize: _getdtablesize, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ invoke_dii, - /** @export */ invoke_i, - /** @export */ invoke_id, - /** @export */ invoke_ii, - /** @export */ invoke_iifi, - /** @export */ invoke_iii, - /** @export */ invoke_iiii, - /** @export */ invoke_iiiii, - /** @export */ invoke_iiiiii, - /** @export */ invoke_iiiiiii, - /** @export */ invoke_iiiiiiii, - /** @export */ invoke_iiiiiiiii, - /** @export */ invoke_iiiiiiiiii, - /** @export */ invoke_iiiiiiiiiii, - /** @export */ invoke_iiiiiiiiiiii, - /** @export */ invoke_iiiijj, - /** @export */ invoke_iiij, - /** @export */ invoke_iiijj, - /** @export */ invoke_iij, - /** @export */ invoke_iiji, - /** @export */ invoke_iijii, - /** @export */ invoke_iijiji, - /** @export */ invoke_ij, - /** @export */ invoke_ji, - /** @export */ invoke_jii, - /** @export */ invoke_jiii, - /** @export */ invoke_jiji, - /** @export */ invoke_v, - /** @export */ invoke_vi, - /** @export */ invoke_vii, - /** @export */ invoke_viid, - /** @export */ invoke_viidddddddd, - /** @export */ invoke_viidii, - /** @export */ invoke_viii, - /** @export */ invoke_viiii, - /** @export */ invoke_viiiii, - /** @export */ invoke_viiiiii, - /** @export */ invoke_viiiiiii, - /** @export */ invoke_viiiiiiii, - /** @export */ invoke_viiiiiiiii, - /** @export */ invoke_viiiiiiiiiii, - /** @export */ invoke_viiiiiiiiiiiii, - /** @export */ invoke_viiiiiiiiiiiiiii, - /** @export */ invoke_viiij, - /** @export */ invoke_viijii, - /** @export */ invoke_vij, - /** @export */ invoke_vijj, - /** @export */ invoke_vji, - /** @export */ js_fd_read, - /** @export */ js_flock: _js_flock, - /** @export */ js_getpid: _js_getpid, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_popen_to_file, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_release_file_locks: _js_release_file_locks, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ js_wasm_trace: _js_wasm_trace, - /** @export */ makecontext: _makecontext, - /** @export */ proc_exit: _proc_exit, - /** @export */ random_get: _random_get, - /** @export */ strptime: _strptime, - /** @export */ swapcontext: _swapcontext, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_poll_socket, - /** @export */ wasm_setsockopt: _wasm_setsockopt, - /** @export */ wasm_recv: _wasm_recv, - /** @export */ wasm_shutdown: _wasm_shutdown -}; - -function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - return dynCalls["iiiiiii"](index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + var __ZTVN10__cxxabiv117__class_type_infoE = (Module[ + '__ZTVN10__cxxabiv117__class_type_infoE' + ] = 15435344); -function invoke_vi(index, a1) { - var sp = stackSave(); - try { - dynCalls["vi"](index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + var __ZTVN10__cxxabiv121__vmi_class_type_infoE = (Module[ + '__ZTVN10__cxxabiv121__vmi_class_type_infoE' + ] = 15435436); + + var __ZTISt20bad_array_new_length = (Module[ + '__ZTISt20bad_array_new_length' + ] = 15435508); + + var __ZTVSt12length_error = (Module['__ZTVSt12length_error'] = 15435552); + + var __ZTISt12length_error = (Module['__ZTISt12length_error'] = 15435572); + + var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncify_data: ___asyncify_data, + /** @export */ __asyncify_state: ___asyncify_state, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __cxa_find_matching_catch_2: + ___cxa_find_matching_catch_2, + /** @export */ __resumeException: ___resumeException, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _dlopen_js: __dlopen_js, + /** @export */ _dlsym_js: __dlsym_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _emscripten_system: __emscripten_system, + /** @export */ _emscripten_throw_longjmp: __emscripten_throw_longjmp, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_pread: _fd_pread, + /** @export */ fd_pwrite: _fd_pwrite, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ invoke_dii, + /** @export */ invoke_i, + /** @export */ invoke_id, + /** @export */ invoke_ii, + /** @export */ invoke_iifi, + /** @export */ invoke_iii, + /** @export */ invoke_iiii, + /** @export */ invoke_iiiii, + /** @export */ invoke_iiiiii, + /** @export */ invoke_iiiiiii, + /** @export */ invoke_iiiiiiii, + /** @export */ invoke_iiiiiiiii, + /** @export */ invoke_iiiiiiiiii, + /** @export */ invoke_iiiiiiiiiii, + /** @export */ invoke_iiiiiiiiiiii, + /** @export */ invoke_iiiijj, + /** @export */ invoke_iiij, + /** @export */ invoke_iiijj, + /** @export */ invoke_iij, + /** @export */ invoke_iiji, + /** @export */ invoke_iijii, + /** @export */ invoke_iijiji, + /** @export */ invoke_ij, + /** @export */ invoke_ji, + /** @export */ invoke_jii, + /** @export */ invoke_jiii, + /** @export */ invoke_jiji, + /** @export */ invoke_v, + /** @export */ invoke_vi, + /** @export */ invoke_vii, + /** @export */ invoke_viid, + /** @export */ invoke_viidddddddd, + /** @export */ invoke_viidii, + /** @export */ invoke_viii, + /** @export */ invoke_viiii, + /** @export */ invoke_viiiii, + /** @export */ invoke_viiiiii, + /** @export */ invoke_viiiiiii, + /** @export */ invoke_viiiiiiii, + /** @export */ invoke_viiiiiiiii, + /** @export */ invoke_viiiiiiiiiii, + /** @export */ invoke_viiiiiiiiiiiii, + /** @export */ invoke_viiiiiiiiiiiiiii, + /** @export */ invoke_viiij, + /** @export */ invoke_viijii, + /** @export */ invoke_vij, + /** @export */ invoke_vijj, + /** @export */ invoke_vji, + /** @export */ js_fd_read, + /** @export */ js_flock: _js_flock, + /** @export */ js_getpid: _js_getpid, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_popen_clear_pid_for_fd: _js_popen_clear_pid_for_fd, + /** @export */ js_popen_get_pid_for_fd: _js_popen_get_pid_for_fd, + /** @export */ js_popen_set_pid_for_fd: _js_popen_set_pid_for_fd, + /** @export */ js_popen_to_file, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_release_file_locks: _js_release_file_locks, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ js_wasm_trace: _js_wasm_trace, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ random_get: _random_get, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_poll_socket, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_recv: _wasm_recv, + /** @export */ wasm_shutdown: _wasm_shutdown, + }; + + function invoke_iiiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + return dynCalls['iiiiiii'](index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCalls["iiii"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_vi(index, a1) { + var sp = stackSave(); + try { + dynCalls['vi'](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iij(index, a1, a2) { - var sp = stackSave(); - try { - return dynCalls["iij"](index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls['iiii'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_vii(index, a1, a2) { - var sp = stackSave(); - try { - dynCalls["vii"](index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iij(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls['iij'](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_ii(index, a1) { - var sp = stackSave(); - try { - return dynCalls["ii"](index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls['vii'](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viii(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCalls["viii"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return dynCalls['ii'](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_v(index) { - var sp = stackSave(); - try { - dynCalls["v"](index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls['viii'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCalls["iii"](index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_v(index) { + var sp = stackSave(); + try { + dynCalls['v'](index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_i(index) { - var sp = stackSave(); - try { - return dynCalls["i"](index); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls['iii'](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCalls["viiii"](index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_i(index) { + var sp = stackSave(); + try { + return dynCalls['i'](index); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCalls["viiiii"](index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCalls['viiii'](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiiii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCalls["iiiiii"](index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls['viiiii'](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCalls["iiiii"](index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls['iiiiii'](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - return dynCalls["iiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls['iiiii'](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_jii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCalls["jii"](index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - return 0n; - } -} + function invoke_iiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + return dynCalls['iiiiiiiiii']( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_vji(index, a1, a2) { - var sp = stackSave(); - try { - dynCalls["vji"](index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_jii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls['jii'](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } + } -function invoke_viijii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCalls["viijii"](index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_vji(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls['vji'](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viidii(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - dynCalls["viidii"](index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viijii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls['viijii'](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_jiii(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCalls["jiii"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - return 0n; - } -} + function invoke_viidii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCalls['viidii'](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_ji(index, a1) { - var sp = stackSave(); - try { - return dynCalls["ji"](index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - return 0n; - } -} + function invoke_jiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls['jiii'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } + } -function invoke_vijj(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCalls["vijj"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_ji(index, a1) { + var sp = stackSave(); + try { + return dynCalls['ji'](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } + } -function invoke_iijii(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCalls["iijii"](index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_vijj(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls['vijj'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iijiji(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCalls["iijiji"](index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iijii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls['iijii'](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - return dynCalls["iiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iijiji(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls['iijiji'](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiji(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCalls["iiji"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + return dynCalls['iiiiiiii'](index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiij(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCalls["iiij"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiji(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls['iiji'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiij(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - dynCalls["viiij"](index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiij(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls['iiij'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { - var sp = stackSave(); - try { - dynCalls["viiiiiii"](index, a1, a2, a3, a4, a5, a6, a7); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiij(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + dynCalls['viiij'](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { - var sp = stackSave(); - try { - return dynCalls["iiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + dynCalls['viiiiiii'](index, a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { - var sp = stackSave(); - try { - dynCalls["viiiiii"](index, a1, a2, a3, a4, a5, a6); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + return dynCalls['iiiiiiiii'](index, a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { - var sp = stackSave(); - try { - dynCalls["viiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiiiii(index, a1, a2, a3, a4, a5, a6) { + var sp = stackSave(); + try { + dynCalls['viiiiii'](index, a1, a2, a3, a4, a5, a6); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13) { - var sp = stackSave(); - try { - dynCalls["viiiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9) { + var sp = stackSave(); + try { + dynCalls['viiiiiiiii'](index, a1, a2, a3, a4, a5, a6, a7, a8, a9); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiiiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15) { - var sp = stackSave(); - try { - dynCalls["viiiiiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiiiiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11, + a12, + a13 + ) { + var sp = stackSave(); + try { + dynCalls['viiiiiiiiiiiii']( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11, + a12, + a13 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { - var sp = stackSave(); - try { - return dynCalls["iiiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiiiiiiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11, + a12, + a13, + a14, + a15 + ) { + var sp = stackSave(); + try { + dynCalls['viiiiiiiiiiiiiii']( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11, + a12, + a13, + a14, + a15 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiijj(index, a1, a2, a3, a4, a5) { - var sp = stackSave(); - try { - return dynCalls["iiiijj"](index, a1, a2, a3, a4, a5); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiiiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11 + ) { + var sp = stackSave(); + try { + return dynCalls['iiiiiiiiiiii']( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_ij(index, a1) { - var sp = stackSave(); - try { - return dynCalls["ij"](index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiiijj(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return dynCalls['iiiijj'](index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { - var sp = stackSave(); - try { - return dynCalls["iiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_ij(index, a1) { + var sp = stackSave(); + try { + return dynCalls['ij'](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { - var sp = stackSave(); - try { - dynCalls["viiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10 + ) { + var sp = stackSave(); + try { + return dynCalls['iiiiiiiiiii']( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viiiiiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { - var sp = stackSave(); - try { - dynCalls["viiiiiiiiiii"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + dynCalls['viiiiiiii'](index, a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_jiji(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCalls["jiji"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - return 0n; - } -} + function invoke_viiiiiiiiiii( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11 + ) { + var sp = stackSave(); + try { + dynCalls['viiiiiiiiiii']( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10, + a11 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iiijj(index, a1, a2, a3, a4) { - var sp = stackSave(); - try { - return dynCalls["iiijj"](index, a1, a2, a3, a4); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_jiji(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls['jiji'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + return 0n; + } + } -function invoke_vij(index, a1, a2) { - var sp = stackSave(); - try { - dynCalls["vij"](index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_iiijj(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return dynCalls['iiijj'](index, a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_dii(index, a1, a2) { - var sp = stackSave(); - try { - return dynCalls["dii"](index, a1, a2); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_vij(index, a1, a2) { + var sp = stackSave(); + try { + dynCalls['vij'](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viid(index, a1, a2, a3) { - var sp = stackSave(); - try { - dynCalls["viid"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_dii(index, a1, a2) { + var sp = stackSave(); + try { + return dynCalls['dii'](index, a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_viidddddddd(index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { - var sp = stackSave(); - try { - dynCalls["viidddddddd"](index, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viid(index, a1, a2, a3) { + var sp = stackSave(); + try { + dynCalls['viid'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_id(index, a1) { - var sp = stackSave(); - try { - return dynCalls["id"](index, a1); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_viidddddddd( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10 + ) { + var sp = stackSave(); + try { + dynCalls['viidddddddd']( + index, + a1, + a2, + a3, + a4, + a5, + a6, + a7, + a8, + a9, + a10 + ); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function invoke_iifi(index, a1, a2, a3) { - var sp = stackSave(); - try { - return dynCalls["iifi"](index, a1, a2, a3); - } catch (e) { - stackRestore(sp); - if (e !== e + 0) throw e; - _setThrew(1, 0); - } -} + function invoke_id(index, a1) { + var sp = stackSave(); + try { + return dynCalls['id'](index, a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -// include: postamble.js -// === Auto-generated postamble setup entry stuff === -function callMain(args = []) { - var entryFunction = resolveGlobalSymbol("main").sym; - // Main modules can't tell if they have main() at compile time, since it may - // arrive from a dynamic library. - if (!entryFunction) return; - args.unshift(thisProgram); - var argc = args.length; - var argv = stackAlloc((argc + 1) * 4); - var argv_ptr = argv; - for (var arg of args) { - HEAPU32[((argv_ptr) >> 2)] = stringToUTF8OnStack(arg); - argv_ptr += 4; - } - HEAPU32[((argv_ptr) >> 2)] = 0; - try { - var ret = entryFunction(argc, argv); - // if we're not running an evented main loop, it's time to exit - exitJS(ret, /* implicit = */ true); - return ret; - } catch (e) { - return handleException(e); - } -} + function invoke_iifi(index, a1, a2, a3) { + var sp = stackSave(); + try { + return dynCalls['iifi'](index, a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } + } -function run(args = arguments_) { - if (runDependencies > 0) { - dependenciesFulfilled = run; - return; - } - preRun(); - // a preRun added a dependency, run will be called later - if (runDependencies > 0) { - dependenciesFulfilled = run; - return; - } - function doRun() { - // run may have just been called through dependencies being fulfilled just in this very frame, - // or while the async setStatus time below was happening - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - preMain(); - Module["onRuntimeInitialized"]?.(); - var noInitialRun = Module["noInitialRun"] || true; - if (!noInitialRun) callMain(args); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(() => { - setTimeout(() => Module["setStatus"](""), 1); - doRun(); - }, 1); - } else { - doRun(); - } -} + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + function callMain(args = []) { + var entryFunction = resolveGlobalSymbol('main').sym; + // Main modules can't tell if they have main() at compile time, since it may + // arrive from a dynamic library. + if (!entryFunction) return; + args.unshift(thisProgram); + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv; + for (var arg of args) { + HEAPU32[argv_ptr >> 2] = stringToUTF8OnStack(arg); + argv_ptr += 4; + } + HEAPU32[argv_ptr >> 2] = 0; + try { + var ret = entryFunction(argc, argv); + // if we're not running an evented main loop, it's time to exit + exitJS(ret, /* implicit = */ true); + return ret; + } catch (e) { + return handleException(e); + } + } -var wasmExports; - -// With async instantation wasmExports is assigned asynchronously when the -// instance is received. -createWasm(); - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} + function run(args = arguments_) { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + preMain(); + Module['onRuntimeInitialized']?.(); + var noInitialRun = Module['noInitialRun'] || true; + if (!noInitialRun) callMain(args); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var wasmExports; + + // With async instantation wasmExports is assigned asynchronously when the + // instance is received. + createWasm(); + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } -if (typeof NODEFS === 'object') { - // We override NODEFS.createNode() to add an `isSharedFS` flag to all NODEFS - // nodes. This way we can tell whether file-locking is needed and possible - // for an FS node, even if wrapped with PROXYFS. - const originalNodeFsCreateNode = NODEFS.createNode; - NODEFS.createNode = function createNodeWithSharedFlag() { - const node = originalNodeFsCreateNode.apply(NODEFS, arguments); - node.isSharedFS = true; - return node; - }; - - var originalHashAddNode = FS.hashAddNode; - FS.hashAddNode = function hashAddNodeIfNotSharedFS(node) { - if (node?.isSharedFS) { - // Avoid caching shared VFS nodes so multiple instances - // can access the same underlying filesystem without - // conflicting caches. - return; - } - return originalHashAddNode.apply(FS, arguments); - }; -} + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + if (typeof NODEFS === 'object') { + // We override NODEFS.createNode() to add an `isSharedFS` flag to all NODEFS + // nodes. This way we can tell whether file-locking is needed and possible + // for an FS node, even if wrapped with PROXYFS. + const originalNodeFsCreateNode = NODEFS.createNode; + NODEFS.createNode = function createNodeWithSharedFlag() { + const node = originalNodeFsCreateNode.apply(NODEFS, arguments); + node.isSharedFS = true; + return node; + }; + + var originalHashAddNode = FS.hashAddNode; + FS.hashAddNode = function hashAddNodeIfNotSharedFS(node) { + if (node?.isSharedFS) { + // Avoid caching shared VFS nodes so multiple instances + // can access the same underlying filesystem without + // conflicting caches. + return; + } + return originalHashAddNode.apply(FS, arguments); + }; + } -/** - * Expose the PHP version so the PHP class can make version-specific - * adjustments to `php.ini`. - */ -PHPLoader['phpVersion'] = (() => { - const [ major, minor, patch ] = phpVersionString.split('.').map(Number); - return { major, minor, patch }; -})(); + /** + * Expose the PHP version so the PHP class can make version-specific + * adjustments to `php.ini`. + */ + PHPLoader['phpVersion'] = (() => { + const [major, minor, patch] = phpVersionString.split('.').map(Number); + return { major, minor, patch }; + })(); -return PHPLoader; + return PHPLoader; -// Close the opening bracket from esm-prefix.js: + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node-builds/8-4/jspi/8_4_20/php_8_4.wasm b/packages/php-wasm/node-builds/8-4/jspi/8_4_20/php_8_4.wasm index c0d4fdafdd..54bf11b5ad 100755 Binary files a/packages/php-wasm/node-builds/8-4/jspi/8_4_20/php_8_4.wasm and b/packages/php-wasm/node-builds/8-4/jspi/8_4_20/php_8_4.wasm differ diff --git a/packages/php-wasm/node-builds/8-4/jspi/php_8_4.js b/packages/php-wasm/node-builds/8-4/jspi/php_8_4.js index d195c9d176..bc764a09bb 100644 --- a/packages/php-wasm/node-builds/8-4/jspi/php_8_4.js +++ b/packages/php-wasm/node-builds/8-4/jspi/php_8_4.js @@ -14,8670 +14,9645 @@ const currentDirPath = ? __dirname : path.dirname(fileURLToPath(import.meta.url)); const dependencyFilename = path.join(currentDirPath, '8_4_20', 'php_8_4.wasm'); -export { dependencyFilename }; -export const dependenciesTotalSize = 24738158; +export { dependencyFilename }; +export const dependenciesTotalSize = 24740596; const phpVersionString = '8.4.20'; export function init(RuntimeName, PHPLoader) { - // The rest of the code comes from the built php.js file and esm-suffix.js -// include: shell.js -// include: minimum_runtime_check.js -// end include: minimum_runtime_check.js -// The Module object: Our interface to the outside world. We import -// and export values on it. There are various ways Module can be used: -// 1. Not defined. We create it here -// 2. A function parameter, function(moduleArg) => Promise -// 3. pre-run appended it, var Module = {}; ..generated code.. -// 4. External script tag defines var Module. -// We need to check if Module already exists (e.g. case 3 above). -// Substitution will be replaced with actual code on later stage of the build, -// this way Closure Compiler will not mangle it (e.g. case 4. above). -// Note that if you want to run closure, and also to use Module -// after the generated code, you will need to define var Module = {}; -// before the code. Then that object will be used in the code, and you -// can continue to use Module afterwards as well. -var Module = typeof PHPLoader != "undefined" ? PHPLoader : {}; - -var ENVIRONMENT_IS_WORKER=RuntimeName==="WORKER"; - -var ENVIRONMENT_IS_NODE=RuntimeName==="NODE"; - -// --pre-jses are emitted after the Module integration code, so that they can -// refer to Module (if they choose; they can also define Module) -var arguments_ = []; - -var thisProgram = "./this.program"; - -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -var _scriptName; - -if (typeof __filename != "undefined") { - // Node - _scriptName = __filename; -} else /*no-op*/ {} - -// `/` should be present at the end if `scriptDirectory` is not empty -var scriptDirectory = ""; - -function locateFile(path) { - if (Module["locateFile"]) { - return Module["locateFile"](path, scriptDirectory); - } - return scriptDirectory + path; -} + // The rest of the code comes from the built php.js file and esm-suffix.js + // include: shell.js + // include: minimum_runtime_check.js + // end include: minimum_runtime_check.js + // The Module object: Our interface to the outside world. We import + // and export values on it. There are various ways Module can be used: + // 1. Not defined. We create it here + // 2. A function parameter, function(moduleArg) => Promise + // 3. pre-run appended it, var Module = {}; ..generated code.. + // 4. External script tag defines var Module. + // We need to check if Module already exists (e.g. case 3 above). + // Substitution will be replaced with actual code on later stage of the build, + // this way Closure Compiler will not mangle it (e.g. case 4. above). + // Note that if you want to run closure, and also to use Module + // after the generated code, you will need to define var Module = {}; + // before the code. Then that object will be used in the code, and you + // can continue to use Module afterwards as well. + var Module = typeof PHPLoader != 'undefined' ? PHPLoader : {}; + + var ENVIRONMENT_IS_WORKER = RuntimeName === 'WORKER'; + + var ENVIRONMENT_IS_NODE = RuntimeName === 'NODE'; + + // --pre-jses are emitted after the Module integration code, so that they can + // refer to Module (if they choose; they can also define Module) + var arguments_ = []; + + var thisProgram = './this.program'; + + var quit_ = (status, toThrow) => { + throw toThrow; + }; + + var _scriptName; + + if (typeof __filename != 'undefined') { + // Node + _scriptName = __filename; + } else /*no-op*/ { + } + + // `/` should be present at the end if `scriptDirectory` is not empty + var scriptDirectory = ''; + + function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; + } + + // Hooks that are implemented differently in different runtime environments. + var readAsync, readBinary; + + if (ENVIRONMENT_IS_NODE) { + // These modules will usually be used on Node.js. Load them eagerly to avoid + // the complexity of lazy-loading. + var fs = require('fs'); + scriptDirectory = currentDirPath + '/'; + // include: node_shell_read.js + readBinary = (filename) => { + // We need to re-wrap `file://` strings to URLs. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename); + return ret; + }; + readAsync = async (filename, binary = true) => { + // See the comment in the `readBinary` function. + filename = isFileURI(filename) ? new URL(filename) : filename; + var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); + return ret; + }; + // end include: node_shell_read.js + if (process.argv.length > 1) { + thisProgram = process.argv[1].replace(/\\/g, '/'); + } + arguments_ = process.argv.slice(2); + // MODULARIZE will export the module in the proper place outside, we don't need to export here + if (typeof module != 'undefined') { + module['exports'] = Module; + } + quit_ = (status, toThrow) => { + process.exitCode = status; + throw toThrow; + }; + } else // Note that this includes Node.js workers when relevant (pthreads is enabled). + // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and + // ENVIRONMENT_IS_NODE. + { + } -// Hooks that are implemented differently in different runtime environments. -var readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - // These modules will usually be used on Node.js. Load them eagerly to avoid - // the complexity of lazy-loading. - var fs = require("fs"); - scriptDirectory = currentDirPath + "/"; - // include: node_shell_read.js - readBinary = filename => { - // We need to re-wrap `file://` strings to URLs. - filename = isFileURI(filename) ? new URL(filename) : filename; - var ret = fs.readFileSync(filename); - return ret; - }; - readAsync = async (filename, binary = true) => { - // See the comment in the `readBinary` function. - filename = isFileURI(filename) ? new URL(filename) : filename; - var ret = fs.readFileSync(filename, binary ? undefined : "utf8"); - return ret; - }; - // end include: node_shell_read.js - if (process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, "/"); - } - arguments_ = process.argv.slice(2); - // MODULARIZE will export the module in the proper place outside, we don't need to export here - if (typeof module != "undefined") { - module["exports"] = Module; - } - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; -} else // Note that this includes Node.js workers when relevant (pthreads is enabled). -// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and -// ENVIRONMENT_IS_NODE. -{} - -var out = console.log.bind(console); - -var err = console.error.bind(console); - -// end include: shell.js -// include: preamble.js -// === Preamble library stuff === -// Documentation for the public APIs defined in this file must be updated in: -// site/source/docs/api_reference/preamble.js.rst -// A prebuilt local version of the documentation is available at: -// site/build/text/docs/api_reference/preamble.js.txt -// You can also build docs locally as HTML or other formats in site/ -// An online HTML version (which may be of a different version of Emscripten) -// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html -var dynamicLibraries = []; - -var wasmBinary; - -// Wasm globals -//======================================== -// Runtime essentials -//======================================== -// whether we are quitting the application. no code should run after this. -// set in exit() and abort() -var ABORT = false; - -// set by exit() and abort(). Passed to 'onExit' handler. -// NOTE: This is also used as the process return code code in shell environments -// but only when noExitRuntime is false. -var EXITSTATUS; - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ var isFileURI = filename => filename.startsWith("file://"); - -// include: runtime_common.js -// include: runtime_stack_check.js -// end include: runtime_stack_check.js -// include: runtime_exceptions.js -// end include: runtime_exceptions.js -// include: runtime_debug.js -// end include: runtime_debug.js -// Memory management -var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; - -// BigInt64Array type is not correctly defined in closure -var /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure + var out = console.log.bind(console); + + var err = console.error.bind(console); + + // end include: shell.js + // include: preamble.js + // === Preamble library stuff === + // Documentation for the public APIs defined in this file must be updated in: + // site/source/docs/api_reference/preamble.js.rst + // A prebuilt local version of the documentation is available at: + // site/build/text/docs/api_reference/preamble.js.txt + // You can also build docs locally as HTML or other formats in site/ + // An online HTML version (which may be of a different version of Emscripten) + // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + var dynamicLibraries = []; + + var wasmBinary; + + // Wasm globals + //======================================== + // Runtime essentials + //======================================== + // whether we are quitting the application. no code should run after this. + // set in exit() and abort() + var ABORT = false; + + // set by exit() and abort(). Passed to 'onExit' handler. + // NOTE: This is also used as the process return code code in shell environments + // but only when noExitRuntime is false. + var EXITSTATUS; + + /** + * Indicates whether filename is delivered via file protocol (as opposed to http/https) + * @noinline + */ var isFileURI = (filename) => filename.startsWith('file://'); + + // include: runtime_common.js + // include: runtime_stack_check.js + // end include: runtime_stack_check.js + // include: runtime_exceptions.js + // end include: runtime_exceptions.js + // include: runtime_debug.js + // end include: runtime_debug.js + // Memory management + var /** @type {!Int8Array} */ HEAP8, + /** @type {!Uint8Array} */ HEAPU8, + /** @type {!Int16Array} */ HEAP16, + /** @type {!Uint16Array} */ HEAPU16, + /** @type {!Int32Array} */ HEAP32, + /** @type {!Uint32Array} */ HEAPU32, + /** @type {!Float32Array} */ HEAPF32, + /** @type {!Float64Array} */ HEAPF64; + + // BigInt64Array type is not correctly defined in closure + var /** not-@type {!BigInt64Array} */ HEAP64, + /* BigUint64Array type is not correctly defined in closure /** not-@type {!BigUint64Array} */ HEAPU64; -var runtimeInitialized = false; - -var runtimeExited = false; - -function updateMemoryViews() { - var b = wasmMemory.buffer; - HEAP8 = new Int8Array(b); - HEAP16 = new Int16Array(b); - Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); - HEAPU16 = new Uint16Array(b); - HEAP32 = new Int32Array(b); - Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); - HEAPF32 = new Float32Array(b); - HEAPF64 = new Float64Array(b); - HEAP64 = new BigInt64Array(b); - HEAPU64 = new BigUint64Array(b); -} + var runtimeInitialized = false; + + var runtimeExited = false; + + function updateMemoryViews() { + var b = wasmMemory.buffer; + HEAP8 = new Int8Array(b); + HEAP16 = new Int16Array(b); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); + HEAPU16 = new Uint16Array(b); + HEAP32 = new Int32Array(b); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); + HEAPF32 = new Float32Array(b); + HEAPF64 = new Float64Array(b); + HEAP64 = new BigInt64Array(b); + HEAPU64 = new BigUint64Array(b); + } -// include: memoryprofiler.js -// end include: memoryprofiler.js -// end include: runtime_common.js -var __RELOC_FUNCS__ = []; - -function preRun() { - if (Module["preRun"]) { - if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; - while (Module["preRun"].length) { - addOnPreRun(Module["preRun"].shift()); - } - } - // Begin ATPRERUNS hooks - callRuntimeCallbacks(onPreRuns); -} + // include: memoryprofiler.js + // end include: memoryprofiler.js + // end include: runtime_common.js + var __RELOC_FUNCS__ = []; + + function preRun() { + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') + Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + // Begin ATPRERUNS hooks + callRuntimeCallbacks(onPreRuns); + } -function initRuntime() { - runtimeInitialized = true; - callRuntimeCallbacks(__RELOC_FUNCS__); - // Begin ATINITS hooks - callRuntimeCallbacks(onInits); - if (!Module["noFSInit"] && !FS.initialized) FS.init(); - TTY.init(); - SOCKFS.root = FS.mount(SOCKFS, {}, null); - PIPEFS.root = FS.mount(PIPEFS, {}, null); - // End ATINITS hooks - wasmExports["__wasm_call_ctors"](); - // Begin ATPOSTCTORS hooks - callRuntimeCallbacks(onPostCtors); - FS.ignorePermissions = false; -} + function initRuntime() { + runtimeInitialized = true; + callRuntimeCallbacks(__RELOC_FUNCS__); + // Begin ATINITS hooks + callRuntimeCallbacks(onInits); + if (!Module['noFSInit'] && !FS.initialized) FS.init(); + TTY.init(); + SOCKFS.root = FS.mount(SOCKFS, {}, null); + PIPEFS.root = FS.mount(PIPEFS, {}, null); + // End ATINITS hooks + wasmExports['__wasm_call_ctors'](); + // Begin ATPOSTCTORS hooks + callRuntimeCallbacks(onPostCtors); + FS.ignorePermissions = false; + } -function preMain() {} - -function exitRuntime() { - // PThreads reuse the runtime from the main thread. - ___funcs_on_exit(); - // Native atexit() functions - // Begin ATEXITS hooks - FS.quit(); - TTY.shutdown(); - // End ATEXITS hooks - runtimeExited = true; -} + function preMain() {} + + function exitRuntime() { + // PThreads reuse the runtime from the main thread. + ___funcs_on_exit(); + // Native atexit() functions + // Begin ATEXITS hooks + FS.quit(); + TTY.shutdown(); + // End ATEXITS hooks + runtimeExited = true; + } -function postRun() { - // PThreads reuse the runtime from the main thread. - if (Module["postRun"]) { - if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; - while (Module["postRun"].length) { - addOnPostRun(Module["postRun"].shift()); - } - } - // Begin ATPOSTRUNS hooks - callRuntimeCallbacks(onPostRuns); -} + function postRun() { + // PThreads reuse the runtime from the main thread. + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') + Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + // Begin ATPOSTRUNS hooks + callRuntimeCallbacks(onPostRuns); + } -/** @param {string|number=} what */ function abort(what) { - Module["onAbort"]?.(what); - what = "Aborted(" + what + ")"; - // TODO(sbc): Should we remove printing and leave it up to whoever - // catches the exception? - err(what); - ABORT = true; - what += ". Build with -sASSERTIONS for more info."; - // Use a wasm runtime error, because a JS error might be seen as a foreign - // exception, which means we'd run destructors on it. We need the error to - // simply make the program stop. - // FIXME This approach does not work in Wasm EH because it currently does not assume - // all RuntimeErrors are from traps; it decides whether a RuntimeError is from - // a trap or not based on a hidden field within the object. So at the moment - // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that - // allows this in the wasm spec. - // Suppress closure compiler warning here. Closure compiler's builtin extern - // definition for WebAssembly.RuntimeError claims it takes no arguments even - // though it can. - // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. - // See above, in the meantime, we resort to wasm code for trapping. - // In case abort() is called before the module is initialized, wasmExports - // and its exported '__trap' function is not available, in which case we throw - // a RuntimeError. - // We trap instead of throwing RuntimeError to prevent infinite-looping in - // Wasm EH code (because RuntimeError is considered as a foreign exception and - // caught by 'catch_all'), but in case throwing RuntimeError is fine because - // the module has not even been instantiated, even less running. - if (runtimeInitialized) { - ___trap(); - } - /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); - // Throw the error whether or not MODULARIZE is set because abort is used - // in code paths apart from instantiation where an exception is expected - // to be thrown when abort is called. - throw e; -} + /** @param {string|number=} what */ function abort(what) { + Module['onAbort']?.(what); + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + ABORT = true; + what += '. Build with -sASSERTIONS for more info.'; + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + // Suppress closure compiler warning here. Closure compiler's builtin extern + // definition for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + // See above, in the meantime, we resort to wasm code for trapping. + // In case abort() is called before the module is initialized, wasmExports + // and its exported '__trap' function is not available, in which case we throw + // a RuntimeError. + // We trap instead of throwing RuntimeError to prevent infinite-looping in + // Wasm EH code (because RuntimeError is considered as a foreign exception and + // caught by 'catch_all'), but in case throwing RuntimeError is fine because + // the module has not even been instantiated, even less running. + if (runtimeInitialized) { + ___trap(); + } + /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError( + what + ); + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; + } -var wasmBinaryFile; + var wasmBinaryFile; -function findWasmBinary() { - return locateFile(dependencyFilename); -} + function findWasmBinary() { + return locateFile(dependencyFilename); + } -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - // Throwing a plain string here, even though it not normally adviables since - // this gets turning into an `abort` in instantiateArrayBuffer. - throw "both async and sync fetching of the wasm failed"; -} + function getBinarySync(file) { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + // Throwing a plain string here, even though it not normally adviables since + // this gets turning into an `abort` in instantiateArrayBuffer. + throw 'both async and sync fetching of the wasm failed'; + } -async function getWasmBinary(binaryFile) { - // If we don't have the binary yet, load it asynchronously using readAsync. - if (!wasmBinary) { - // Fetch the binary using readAsync - try { - var response = await readAsync(binaryFile); - return new Uint8Array(response); - } catch {} - } - // Otherwise, getBinarySync should be able to get it synchronously - return getBinarySync(binaryFile); -} + async function getWasmBinary(binaryFile) { + // If we don't have the binary yet, load it asynchronously using readAsync. + if (!wasmBinary) { + // Fetch the binary using readAsync + try { + var response = await readAsync(binaryFile); + return new Uint8Array(response); + } catch {} + } + // Otherwise, getBinarySync should be able to get it synchronously + return getBinarySync(binaryFile); + } -async function instantiateArrayBuffer(binaryFile, imports) { - try { - var binary = await getWasmBinary(binaryFile); - var instance = await WebAssembly.instantiate(binary, imports); - return instance; - } catch (reason) { - err(`failed to asynchronously prepare wasm: ${reason}`); - abort(reason); - } -} + async function instantiateArrayBuffer(binaryFile, imports) { + try { + var binary = await getWasmBinary(binaryFile); + var instance = await WebAssembly.instantiate(binary, imports); + return instance; + } catch (reason) { + err(`failed to asynchronously prepare wasm: ${reason}`); + abort(reason); + } + } -async function instantiateAsync(binary, binaryFile, imports) { - if (!binary && !ENVIRONMENT_IS_NODE) { - try { - var response = fetch(binaryFile, { - credentials: "same-origin" - }); - var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); - return instantiationResult; - } catch (reason) { - // We expect the most common failure cause to be a bad MIME type for the binary, - // in which case falling back to ArrayBuffer instantiation should work. - err(`wasm streaming compile failed: ${reason}`); - err("falling back to ArrayBuffer instantiation"); - } - } - return instantiateArrayBuffer(binaryFile, imports); -} + async function instantiateAsync(binary, binaryFile, imports) { + if (!binary && !ENVIRONMENT_IS_NODE) { + try { + var response = fetch(binaryFile, { + credentials: 'same-origin', + }); + var instantiationResult = + await WebAssembly.instantiateStreaming(response, imports); + return instantiationResult; + } catch (reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err(`wasm streaming compile failed: ${reason}`); + err('falling back to ArrayBuffer instantiation'); + } + } + return instantiateArrayBuffer(binaryFile, imports); + } -function getWasmImports() { - // instrumenting imports is used in asyncify in two ways: to add assertions - // that check for proper import use, and for ASYNCIFY=2 we use them to set up - // the Promise API on the import side. - Asyncify.instrumentWasmImports(wasmImports); - // prepare imports - var imports = { - "env": wasmImports, - "wasi_snapshot_preview1": wasmImports, - "GOT.mem": new Proxy(wasmImports, GOTHandler), - "GOT.func": new Proxy(wasmImports, GOTHandler) - }; - return imports; -} + function getWasmImports() { + // instrumenting imports is used in asyncify in two ways: to add assertions + // that check for proper import use, and for ASYNCIFY=2 we use them to set up + // the Promise API on the import side. + Asyncify.instrumentWasmImports(wasmImports); + // prepare imports + var imports = { + env: wasmImports, + wasi_snapshot_preview1: wasmImports, + 'GOT.mem': new Proxy(wasmImports, GOTHandler), + 'GOT.func': new Proxy(wasmImports, GOTHandler), + }; + return imports; + } -// Create the wasm instance. -// Receives the wasm imports, returns the exports. -async function createWasm() { - // Load the wasm module and create an instance of using native support in the JS engine. - // handle a generated wasm instance, receiving its exports and - // performing other necessary setup - /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { - wasmExports = instance.exports; - // No relocation needed here.. but calling this just so that updateGOT is - // called. - var origExports = wasmExports = relocateExports(wasmExports); - wasmExports = Asyncify.instrumentWasmExports(wasmExports); - mergeLibSymbols(wasmExports, "main"); - var metadata = getDylinkMetadata(module); - if (metadata.neededDynlibs) { - dynamicLibraries = metadata.neededDynlibs.concat(dynamicLibraries); - } - assignWasmExports(wasmExports); - updateGOT(origExports); - Module["wasmExports"] = wasmExports; - LDSO.init(); - loadDylibs(); - updateMemoryViews(); - removeRunDependency("wasm-instantiate"); - return wasmExports; - } - addRunDependency("wasm-instantiate"); - // Prefer streaming instantiation if available. - function receiveInstantiationResult(result) { - // 'result' is a ResultObject object which has both the module and instance. - // receiveInstance() will swap in the exports (to Module.asm) so they can be called - return receiveInstance(result["instance"], result["module"]); - } - var info = getWasmImports(); - // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback - // to manually instantiate the Wasm module themselves. This allows pages to - // run the instantiation parallel to any other async startup actions they are - // performing. - // Also pthreads and wasm workers initialize the wasm instance through this - // path. - if (Module["instantiateWasm"]) { - return new Promise((resolve, reject) => { - Module["instantiateWasm"](info, (inst, mod) => { - resolve(receiveInstance(inst, mod)); - }); - }); - } - wasmBinaryFile ??= findWasmBinary(); - var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); - var exports = receiveInstantiationResult(result); - return exports; -} + // Create the wasm instance. + // Receives the wasm imports, returns the exports. + async function createWasm() { + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ function receiveInstance( + instance, + module + ) { + wasmExports = instance.exports; + // No relocation needed here.. but calling this just so that updateGOT is + // called. + var origExports = (wasmExports = relocateExports(wasmExports)); + wasmExports = Asyncify.instrumentWasmExports(wasmExports); + mergeLibSymbols(wasmExports, 'main'); + var metadata = getDylinkMetadata(module); + if (metadata.neededDynlibs) { + dynamicLibraries = + metadata.neededDynlibs.concat(dynamicLibraries); + } + assignWasmExports(wasmExports); + updateGOT(origExports); + Module['wasmExports'] = wasmExports; + LDSO.init(); + loadDylibs(); + updateMemoryViews(); + removeRunDependency('wasm-instantiate'); + return wasmExports; + } + addRunDependency('wasm-instantiate'); + // Prefer streaming instantiation if available. + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + return receiveInstance(result['instance'], result['module']); + } + var info = getWasmImports(); + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to + // run the instantiation parallel to any other async startup actions they are + // performing. + // Also pthreads and wasm workers initialize the wasm instance through this + // path. + if (Module['instantiateWasm']) { + return new Promise((resolve, reject) => { + Module['instantiateWasm'](info, (inst, mod) => { + resolve(receiveInstance(inst, mod)); + }); + }); + } + wasmBinaryFile ??= findWasmBinary(); + var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); + var exports = receiveInstantiationResult(result); + return exports; + } -// With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in -// wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then -// wraps these stub functions and we can't then replace them directly. Instead -// the stub functions call into `asyncifyStubs` which gets populated by the -// dynamic linker as symbols are loaded. -var asyncifyStubs = {}; - -// end include: preamble.js -// Begin JS library code -class ExitStatus { - name="ExitStatus"; - constructor(status) { - this.message = `Program terminated with exit(${status})`; - this.status = status; - } -} -ExitStatus = class PHPExitStatus extends Error { - constructor(status) { - super(status); - this.name = 'ExitStatus'; - this.message = 'Program terminated with exit(' + status + ')'; - this.status = status; + // With MAIN_MODULE + ASYNCIFY the normal method of placing stub functions in + // wasmImports for as-yet-undefined symbols doesn't work since ASYNCIFY then + // wraps these stub functions and we can't then replace them directly. Instead + // the stub functions call into `asyncifyStubs` which gets populated by the + // dynamic linker as symbols are loaded. + var asyncifyStubs = {}; + + // end include: preamble.js + // Begin JS library code + class ExitStatus { + name = 'ExitStatus'; + constructor(status) { + this.message = `Program terminated with exit(${status})`; + this.status = status; + } + } + ExitStatus = class PHPExitStatus extends Error { + constructor(status) { + super(status); + this.name = 'ExitStatus'; + this.message = 'Program terminated with exit(' + status + ')'; + this.status = status; + } + }; + + var GOT = {}; + + var currentModuleWeakSymbols = new Set([]); + + var GOTHandler = { + get(obj, symName) { + var rtn = GOT[symName]; + if (!rtn) { + rtn = GOT[symName] = new WebAssembly.Global( + { + value: 'i32', + mutable: true, + }, + -1 + ); + } + if (!currentModuleWeakSymbols.has(symName)) { + // Any non-weak reference to a symbol marks it as `required`, which + // enabled `reportUndefinedSymbols` to report undefined symbol errors + // correctly. + rtn.required = true; + } + return rtn; + }, + }; + + var callRuntimeCallbacks = (callbacks) => { + while (callbacks.length > 0) { + // Pass the module as the first argument. + callbacks.shift()(Module); + } + }; + + var onPostRuns = []; + + var addOnPostRun = (cb) => onPostRuns.push(cb); + + var onPreRuns = []; + + var addOnPreRun = (cb) => onPreRuns.push(cb); + + var runDependencies = 0; + + var dependenciesFulfilled = null; + + var removeRunDependency = (id) => { + runDependencies--; + Module['monitorRunDependencies']?.(runDependencies); + if (runDependencies == 0) { + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } + }; + + var addRunDependency = (id) => { + runDependencies++; + Module['monitorRunDependencies']?.(runDependencies); + }; + + var UTF8Decoder = globalThis.TextDecoder && new TextDecoder(); + + var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { + var maxIdx = idx + maxBytesToRead; + if (ignoreNul) return maxIdx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on + // null terminator by itself. + // As a tiny code save trick, compare idx against maxIdx using a negation, + // so that maxBytesToRead=undefined/NaN means Infinity. + while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; + return idx; + }; + + /** + * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given + * array that contains uint8 values, returns a copy of that string as a + * Javascript String object. + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number=} idx + * @param {number=} maxBytesToRead + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ArrayToString = ( + heapOrArray, + idx = 0, + maxBytesToRead, + ignoreNul + ) => { + var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); + // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } + var str = ''; + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode(((u0 & 31) << 6) | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + u0 = + ((u0 & 7) << 18) | + (u1 << 12) | + (u2 << 6) | + (heapOrArray[idx++] & 63); + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode( + 55296 | (ch >> 10), + 56320 | (ch & 1023) + ); + } + } + return str; + }; + + var getDylinkMetadata = (binary) => { + var offset = 0; + var end = 0; + function getU8() { + return binary[offset++]; + } + function getLEB() { + var ret = 0; + var mul = 1; + while (1) { + var byte = binary[offset++]; + ret += (byte & 127) * mul; + mul *= 128; + if (!(byte & 128)) break; + } + return ret; + } + function getString() { + var len = getLEB(); + offset += len; + return UTF8ArrayToString(binary, offset - len, len); + } + function getStringList() { + var count = getLEB(); + var rtn = []; + while (count--) rtn.push(getString()); + return rtn; + } + /** @param {string=} message */ function failIf(condition, message) { + if (condition) throw new Error(message); + } + if (binary instanceof WebAssembly.Module) { + var dylinkSection = WebAssembly.Module.customSections( + binary, + 'dylink.0' + ); + failIf(dylinkSection.length === 0, 'need dylink section'); + binary = new Uint8Array(dylinkSection[0]); + end = binary.length; + } else { + var int32View = new Uint32Array( + new Uint8Array(binary.subarray(0, 24)).buffer + ); + var magicNumberFound = int32View[0] == 1836278016; + failIf(!magicNumberFound, 'need to see wasm magic number'); + // \0asm + // we should see the dylink custom section right after the magic number and wasm version + failIf(binary[8] !== 0, 'need the dylink section to be first'); + offset = 9; + var section_size = getLEB(); + //section size + end = offset + section_size; + var name = getString(); + failIf(name !== 'dylink.0'); + } + var customSection = { + neededDynlibs: [], + tlsExports: new Set(), + weakImports: new Set(), + runtimePaths: [], + }; + var WASM_DYLINK_MEM_INFO = 1; + var WASM_DYLINK_NEEDED = 2; + var WASM_DYLINK_EXPORT_INFO = 3; + var WASM_DYLINK_IMPORT_INFO = 4; + var WASM_DYLINK_RUNTIME_PATH = 5; + var WASM_SYMBOL_TLS = 256; + var WASM_SYMBOL_BINDING_MASK = 3; + var WASM_SYMBOL_BINDING_WEAK = 1; + while (offset < end) { + var subsectionType = getU8(); + var subsectionSize = getLEB(); + if (subsectionType === WASM_DYLINK_MEM_INFO) { + customSection.memorySize = getLEB(); + customSection.memoryAlign = getLEB(); + customSection.tableSize = getLEB(); + customSection.tableAlign = getLEB(); + } else if (subsectionType === WASM_DYLINK_NEEDED) { + customSection.neededDynlibs = getStringList(); + } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { + var count = getLEB(); + while (count--) { + var symname = getString(); + var flags = getLEB(); + if (flags & WASM_SYMBOL_TLS) { + customSection.tlsExports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { + var count = getLEB(); + while (count--) { + var modname = getString(); + var symname = getString(); + var flags = getLEB(); + if ( + (flags & WASM_SYMBOL_BINDING_MASK) == + WASM_SYMBOL_BINDING_WEAK + ) { + customSection.weakImports.add(symname); + } + } + } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { + customSection.runtimePaths = getStringList(); + } else { + // unknown subsection + offset += subsectionSize; + } + } + return customSection; + }; + + var newDSO = (name, handle, syms) => { + var dso = { + refcount: Infinity, + name, + exports: syms, + global: true, + }; + LDSO.loadedLibsByName[name] = dso; + if (handle != undefined) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return dso; + }; + + var LDSO = { + loadedLibsByName: {}, + loadedLibsByHandle: {}, + init() { + newDSO('__main__', 0, wasmImports); + }, + }; + + var alignMemory = (size, alignment) => + Math.ceil(size / alignment) * alignment; + + var getMemory = (size) => { + // After the runtime is initialized, we must only use sbrk() normally. + if (runtimeInitialized) { + // Currently we don't support freeing of static data when modules are + // unloaded via dlclose. This function is tagged as `noleakcheck` to + // avoid having this reported as leak. + return _calloc(size, 1); + } + var ret = ___heap_base; + // Keep __heap_base stack aligned. + var end = ret + alignMemory(size, 16); + ___heap_base = end; + // After allocating the memory from the start of the heap we need to ensure + // that once the program starts it doesn't use this region. In relocatable + // mode we can just update the __heap_base symbol that we are exporting to + // the main module. + // When not relocatable `__heap_base` is fixed and exported by the main + // module, but we can update the `sbrk_ptr` value instead. We call + // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to + // runtime initialization (unlike, the higher level sbrk function) + var sbrk_ptr = _emscripten_get_sbrk_ptr(); + HEAPU32[sbrk_ptr >> 2] = end; + return ret; + }; + + var isInternalSym = (symName) => + [ + 'memory', + '__memory_base', + '__table_base', + '__stack_pointer', + '__indirect_function_table', + '__cpp_exception', + '__c_longjmp', + '__wasm_apply_data_relocs', + '__dso_handle', + '__tls_size', + '__tls_align', + '__set_stack_limits', + '_emscripten_tls_init', + '__wasm_init_tls', + '__wasm_call_ctors', + '__start_em_asm', + '__stop_em_asm', + '__start_em_js', + '__stop_em_js', + ].includes(symName) || symName.startsWith('__em_js__'); + + var wasmTableMirror = []; + + var getWasmTableEntry = (funcPtr) => { + var func = wasmTableMirror[funcPtr]; + if (!func) { + /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = + wasmTable.get(funcPtr); + if (Asyncify.isAsyncExport(func)) { + wasmTableMirror[funcPtr] = func = + Asyncify.makeAsyncFunction(func); + } + } + return func; + }; + + var updateTableMap = (offset, count) => { + if (functionsInTableMap) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } + } + }; + + var functionsInTableMap; + + var getFunctionAddress = (func) => { + // First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap(); + updateTableMap(0, wasmTable.length); + } + return functionsInTableMap.get(func) || 0; + }; + + var freeTableIndexes = []; + + var getEmptyTableSlot = () => { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + return wasmTable['grow'](1); + }; + + var setWasmTableEntry = (idx, func) => { + /** @suppress {checkTypes} */ wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); + }; + + var uleb128EncodeWithLen = (arr) => { + const n = arr.length; + // Note: this LEB128 length encoding produces extra byte for n < 128, + // but we don't care as it's only used in a temporary representation. + return [(n % 128) | 128, n >> 7, ...arr]; + }; + + var wasmTypeCodes = { + i: 127, + // i32 + p: 127, + // i32 + j: 126, + // i64 + f: 125, + // f32 + d: 124, + // f64 + e: 111, + }; + + var generateTypePack = (types) => + uleb128EncodeWithLen( + Array.from(types, (type) => { + var code = wasmTypeCodes[type]; + return code; + }) + ); + + var convertJsFunctionToWasm = (func, sig) => { + // Rest of the module is static + var bytes = Uint8Array.of( + 0, + 97, + 115, + 109, // magic ("\0asm") + 1, + 0, + 0, + 0, // version: 1 + 1, // Type section code + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + ...uleb128EncodeWithLen([ + 1, // count: 1 + 96, // param types + ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) + ...generateTypePack(sig[0] === 'v' ? '' : sig[0]), + ]), // The rest of the module is static + 2, + 7, // import section + // (import "e" "f" (func 0 (type 0))) + 1, + 1, + 101, + 1, + 102, + 0, + 0, + 7, + 5, // export section + // (export "f" (func 0 (type 0))) + 1, + 1, + 102, + 0, + 0 + ); + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + e: { + f: func, + }, + }); + var wrappedFunc = instance.exports['f']; + return wrappedFunc; + }; + + /** @param {string=} sig */ var addFunction = (func, sig) => { + // Check if the function is already in the table, to ensure each function + // gets a unique index. + var rtn = getFunctionAddress(func); + if (rtn) { + return rtn; + } + // It's not in the table, add it now. + var ret = getEmptyTableSlot(); + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + functionsInTableMap.set(func, ret); + return ret; + }; + + /** @param {boolean=} replace */ var updateGOT = (exports, replace) => { + for (var symName in exports) { + if (isInternalSym(symName)) { + continue; + } + var value = exports[symName]; + var existingEntry = GOT[symName] && GOT[symName].value != -1; + if (replace || !existingEntry) { + var newValue; + if (typeof value == 'function') { + newValue = addFunction(value); + } else if (typeof value == 'number') { + newValue = value; + } else { + // The GOT can only contain addresses (i.e data addresses or function + // addresses so we currently ignore other types export here. + continue; + } + GOT[symName] ??= new WebAssembly.Global({ + value: 'i32', + mutable: true, + }); + GOT[symName].value = newValue; + } + } + }; + + var isImmutableGlobal = (val) => { + if (val instanceof WebAssembly.Global) { + try { + val.value = val.value; + } catch { + return true; + } + } + return false; + }; + + var relocateExports = (exports, memoryBase = 0) => { + function relocateExport(name, value) { + // Detect immuable wasm global exports. These represent data addresses + // which are relative to `memoryBase` + if (isImmutableGlobal(value)) { + return value.value + memoryBase; + } + // Return unmodified value (no relocation required). + return value; + } + var relocated = {}; + for (var e in exports) { + relocated[e] = relocateExport(e, exports[e]); + } + return relocated; + }; + + var isSymbolDefined = (symName) => { + // Ignore 'stub' symbols that are auto-generated as part of the original + // `wasmImports` used to instantiate the main module. + var existing = wasmImports[symName]; + if (!existing || existing.stub) { + return false; + } + // Even if a symbol exists in wasmImports, and is not itself a stub, it + // could be an ASYNCIFY wrapper function that wraps a stub function. + if (symName in asyncifyStubs && !asyncifyStubs[symName]) { + return false; + } + return true; + }; + + var resolveGlobalSymbol = (symName, direct = false) => { + var sym; + if (isSymbolDefined(symName)) { + sym = wasmImports[symName]; + } + return { + sym, + name: symName, + }; + }; + + var onPostCtors = []; + + var addOnPostCtor = (cb) => onPostCtors.push(cb); + + /** + * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the + * emscripten HEAP, returns a copy of that string as a Javascript String object. + * + * @param {number} ptr + * @param {number=} maxBytesToRead - An optional length that specifies the + * maximum number of bytes to read. You can omit this parameter to scan the + * string until the first 0 byte. If maxBytesToRead is passed, and the string + * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the + * string will cut short at that byte index. + * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. + * @return {string} + */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => + ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ''; + + /** + * @param {string=} libName + * @param {Object=} localScope + * @param {number=} handle + */ var loadWebAssemblyModule = ( + binary, + flags, + libName, + localScope, + handle + ) => { + var metadata = getDylinkMetadata(binary); + // loadModule loads the wasm module after all its dependencies have been loaded. + // can be called both sync/async. + function loadModule() { + // alignments are powers of 2 + var memAlign = Math.pow(2, metadata.memoryAlign); + // prepare memory + var memoryBase = metadata.memorySize + ? alignMemory( + getMemory(metadata.memorySize + memAlign), + memAlign + ) + : 0; + // TODO: add to cleanups + var tableBase = metadata.tableSize ? wasmTable.length : 0; + if (handle) { + HEAP8[handle + 8] = 1; + HEAPU32[(handle + 12) >> 2] = memoryBase; + HEAP32[(handle + 16) >> 2] = metadata.memorySize; + HEAPU32[(handle + 20) >> 2] = tableBase; + HEAP32[(handle + 24) >> 2] = metadata.tableSize; + } + if (metadata.tableSize) { + wasmTable.grow(metadata.tableSize); + } + // This is the export map that we ultimately return. We declare it here + // so it can be used within resolveSymbol. We resolve symbols against + // this local symbol map in the case there they are not present on the + // global Module object. We need this fallback because Modules sometime + // need to import their own symbols + var moduleExports; + function resolveSymbol(sym) { + var resolved = resolveGlobalSymbol(sym).sym; + if (!resolved && localScope) { + resolved = localScope[sym]; + } + if (!resolved) { + resolved = moduleExports[sym]; + } + return resolved; + } + // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be + // not needed if we require that if A wants symbols from B it has to link + // to B explicitly: similarly to -Wl,--no-undefined) + // wasm dynamic libraries are pure wasm, so they cannot assist in + // their own loading. When side module A wants to import something + // provided by a side module B that is loaded later, we need to + // add a layer of indirection, but worse, we can't even tell what + // to add the indirection for, without inspecting what A's imports + // are. To do that here, we use a JS proxy (another option would + // be to inspect the binary directly). + var proxyHandler = { + get(stubs, prop) { + // symbols that should be local to this module + switch (prop) { + case '__memory_base': + return memoryBase; + + case '__table_base': + return tableBase; + } + if (prop in wasmImports && !wasmImports[prop].stub) { + // No stub needed, symbol already exists in symbol table + var res = wasmImports[prop]; + // Asyncify wraps exports, and we need to look through those wrappers. + if (res.orig) { + res = res.orig; + } + return res; + } + // Return a stub function that will resolve the symbol + // when first called. + if (!(prop in stubs)) { + var resolved; + stubs[prop] = (...args) => { + resolved ||= resolveSymbol(prop); + return resolved(...args); + }; + } + return stubs[prop]; + }, + }; + var proxy = new Proxy({}, proxyHandler); + currentModuleWeakSymbols = metadata.weakImports; + var info = { + 'GOT.mem': new Proxy({}, GOTHandler), + 'GOT.func': new Proxy({}, GOTHandler), + env: proxy, + wasi_snapshot_preview1: proxy, + }; + function postInstantiation(module, instance) { + // add new entries to functionsInTableMap + updateTableMap(tableBase, metadata.tableSize); + moduleExports = relocateExports(instance.exports, memoryBase); + updateGOT(moduleExports); + moduleExports = Asyncify.instrumentWasmExports(moduleExports); + if (!flags.allowUndefined) { + reportUndefinedSymbols(); + } + function addEmAsm(addr, body) { + var args = []; + for (var arity = 0; ; arity++) { + var argName = '$' + arity; + if (!body.includes(argName)) break; + args.push(argName); + } + args = args.join(','); + var func = `(${args}) => { ${body} };`; + ASM_CONSTS[start] = eval(func); + } + // Add any EM_ASM function that exist in the side module + if ('__start_em_asm' in moduleExports) { + var start = moduleExports['__start_em_asm']; + var stop = moduleExports['__stop_em_asm']; + while (start < stop) { + var jsString = UTF8ToString(start); + addEmAsm(start, jsString); + start = HEAPU8.indexOf(0, start) + 1; + } + } + function addEmJs(name, cSig, body) { + // The signature here is a C signature (e.g. "(int foo, char* bar)"). + // See `create_em_js` in emcc.py` for the build-time version of this + // code. + var jsArgs = []; + cSig = cSig.slice(1, -1); + if (cSig != 'void') { + cSig = cSig.split(','); + for (var arg of cSig) { + var jsArg = arg.split(' ').pop(); + jsArgs.push(jsArg.replace('*', '')); + } + } + var func = `(${jsArgs}) => ${body};`; + moduleExports[name] = eval(func); + } + for (var name in moduleExports) { + if (name.startsWith('__em_js__')) { + var start = moduleExports[name]; + var jsString = UTF8ToString(start); + // EM_JS strings are stored in the data section in the form + // SIG<::>BODY. + var [sig, body] = jsString.split('<::>'); + addEmJs(name.replace('__em_js__', ''), sig, body); + delete moduleExports[name]; + } + } + // initialize the module + var applyRelocs = moduleExports['__wasm_apply_data_relocs']; + if (applyRelocs) { + if (runtimeInitialized) { + applyRelocs(); + } else { + __RELOC_FUNCS__.push(applyRelocs); + } + } + var init = moduleExports['__wasm_call_ctors']; + if (init) { + if (runtimeInitialized) { + init(); + } else { + // we aren't ready to run compiled code yet + addOnPostCtor(init); + } + } + return moduleExports; + } + if (flags.loadAsync) { + return (async () => { + var instance; + if (binary instanceof WebAssembly.Module) { + instance = new WebAssembly.Instance(binary, info); + } else { + // Destructuring assignment without declaration has to be wrapped + // with parens or parser will treat the l-value as an object + // literal instead. + ({ module: binary, instance } = + await WebAssembly.instantiate(binary, info)); + } + return postInstantiation(binary, instance); + })(); + } + var module = + binary instanceof WebAssembly.Module + ? binary + : new WebAssembly.Module(binary); + var instance = new WebAssembly.Instance(module, info); + return postInstantiation(module, instance); + } + // We need to set rpath in flags based on the current library's rpath. + // We can't mutate flags or else if a depends on b and c and b depends on d, + // then c will be loaded with b's rpath instead of a's. + flags = { + ...flags, + rpath: { + parentLibPath: libName, + paths: metadata.runtimePaths, + }, + }; + // now load needed libraries and the module itself. + if (flags.loadAsync) { + return metadata.neededDynlibs + .reduce( + (chain, dynNeeded) => + chain.then(() => + loadDynamicLibrary(dynNeeded, flags, localScope) + ), + Promise.resolve() + ) + .then(loadModule); + } + for (var needed of metadata.neededDynlibs) { + loadDynamicLibrary(needed, flags, localScope); + } + return loadModule(); + }; + + var mergeLibSymbols = (exports, libName) => { + // add symbols into global namespace TODO: weak linking etc. + for (var [sym, exp] of Object.entries(exports)) { + // When RTLD_GLOBAL is enabled, the symbols defined by this shared object + // will be made available for symbol resolution of subsequently loaded + // shared objects. + // We should copy the symbols (which include methods and variables) from + // SIDE_MODULE to MAIN_MODULE. + const setImport = (target) => { + if (target in asyncifyStubs) { + asyncifyStubs[target] = exp; + } + if (!isSymbolDefined(target)) { + wasmImports[target] = exp; + } + }; + setImport(sym); + // Special case for handling of main symbol: If a side module exports + // `main` that also acts a definition for `__main_argc_argv` and vice + // versa. + const main_alias = '__main_argc_argv'; + if (sym == 'main') { + setImport(main_alias); + } + if (sym == main_alias) { + setImport('main'); + } + } + }; + + var asyncLoad = async (url) => { + var arrayBuffer = await readAsync(url); + return new Uint8Array(arrayBuffer); + }; + + var preloadPlugins = []; + + var registerWasmPlugin = () => { + // Use string keys here for public methods to avoid minification since the + // plugin consumer also uses string keys. + var wasmPlugin = { + promiseChainEnd: Promise.resolve(), + canHandle: (name) => + !Module['noWasmDecoding'] && name.endsWith('.so'), + handle: async ( + byteArray, + name // loadWebAssemblyModule can not load modules out-of-order, so rather + ) => + // than just running the promises in parallel, this makes a chain of + // promises to run in series. + (wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then( + async () => { + try { + var exports = await loadWebAssemblyModule( + byteArray, + { + loadAsync: true, + nodelete: true, + }, + name, + {} + ); + } catch (error) { + throw new Error( + `failed to instantiate wasm: ${name}: ${error}` + ); + } + preloadedWasm[name] = exports; + return byteArray; + } + )), + }; + preloadPlugins.push(wasmPlugin); + }; + + var preloadedWasm = {}; + + var PATH = { + isAbs: (path) => path.charAt(0) === '/', + splitPath: (filename) => { + var splitPathRe = + /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + }, + normalize: (path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.slice(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray( + path.split('/').filter((p) => !!p), + !isAbsolute + ).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + }, + dirname: (path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.slice(0, -1); + } + return root + dir; + }, + basename: (path) => path && path.match(/([^\/]+|\/)\/*$/)[1], + join: (...paths) => PATH.normalize(paths.join('/')), + join2: (l, r) => PATH.normalize(l + '/' + r), + }; + + var replaceORIGIN = (parentLibName, rpath) => { + if (rpath.startsWith('$ORIGIN')) { + // TODO: what to do if we only know the relative path of the file? It will return "." here. + var origin = PATH.dirname(parentLibName); + return rpath.replace('$ORIGIN', origin); + } + return rpath; + }; + + var stackSave = () => _emscripten_stack_get_current(); + + var stackRestore = (val) => __emscripten_stack_restore(val); + + var withStackSave = (f) => { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; + }; + + var stackAlloc = (sz) => __emscripten_stack_alloc(sz); + + var lengthBytesUTF8 = (str) => { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code + // unit, not a Unicode code point of the character! So decode + // UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var c = str.charCodeAt(i); + // possibly a lead surrogate + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; + }; + + var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { + // Parameter maxBytesToWrite is not optional. Negative values, 0, null, + // undefined and false each don't write out any bytes. + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description + // and https://www.ietf.org/rfc/rfc2279.txt + // and https://tools.ietf.org/html/rfc3629 + var u = str.codePointAt(i); + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | (u >> 6); + heap[outIdx++] = 128 | (u & 63); + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | (u >> 12); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + heap[outIdx++] = 240 | (u >> 18); + heap[outIdx++] = 128 | ((u >> 12) & 63); + heap[outIdx++] = 128 | ((u >> 6) & 63); + heap[outIdx++] = 128 | (u & 63); + // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. + // We need to manually skip over the second code unit for correct iteration. + i++; + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; + }; + + var stringToUTF8 = (str, outPtr, maxBytesToWrite) => + stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); + + var stringToUTF8OnStack = (str) => { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; + }; + + var initRandomFill = () => (view) => crypto.getRandomValues(view); + + var randomFill = (view) => { + // Lazily init on the first invocation. + (randomFill = initRandomFill())(view); + }; + + var PATH_FS = { + resolve: (...args) => { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? args[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError( + 'Arguments to path.resolve must be strings' + ); + } else if (!path) { + return ''; + } + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray( + resolvedPath.split('/').filter((p) => !!p), + !resolvedAbsolute + ).join('/'); + return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).slice(1); + to = PATH_FS.resolve(to).slice(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }, + }; + + var FS_stdin_getChar_buffer = []; + + /** @type {function(string, boolean=, number=)} */ var intArrayFromString = + (stringy, dontAddNull, length) => { + var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array( + stringy, + u8array, + 0, + u8array.length + ); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; + }; + + var FS_stdin_getChar = () => { + if (!FS_stdin_getChar_buffer.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + // For some reason we must suppress a closure warning here, even though + // fd definitely exists on process.stdin, and is even the proper way to + // get the fd of stdin, + // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 + // This started to happen after moving this logic out of library_tty.js, + // so it is related to the surrounding code in some unclear manner. + /** @suppress {missingProperties} */ var fd = process.stdin.fd; + try { + bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); + } catch (e) { + // Cross-platform differences: on Windows, reading EOF throws an + // exception, but on other OSes, reading EOF returns 0. Uniformize + // behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } + } else { + } + if (!result) { + return null; + } + FS_stdin_getChar_buffer = intArrayFromString(result, true); + } + return FS_stdin_getChar_buffer.shift(); + }; + + var TTY = { + ttys: [], + init() {}, + shutdown() {}, + register(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops, + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + stream.tty.ops.fsync(stream.tty); + }, + fsync(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }, + default_tty_ops: { + get_char(tty) { + return FS_stdin_getChar(); + }, + put_char(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + out(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + ioctl_tcgets(tty) { + // typical setting + return { + c_iflag: 25856, + c_oflag: 5, + c_cflag: 191, + c_lflag: 35387, + c_cc: [ + 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, + 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + ], + }; + }, + ioctl_tcsets(tty, optional_actions, data) { + // currently just ignore + return 0; + }, + ioctl_tiocgwinsz(tty) { + return [24, 80]; + }, + }, + default_tty1_ops: { + put_char(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync(tty) { + if (tty.output?.length > 0) { + err(UTF8ArrayToString(tty.output)); + tty.output = []; + } + }, + }, + }; + + var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); + + var mmapAlloc = (size) => { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (ptr) zeroMemory(ptr, size); + return ptr; + }; + + var MEMFS = { + ops_table: null, + mount(mount) { + return MEMFS.createNode(null, '/', 16895, 0); + }, + createNode(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + MEMFS.ops_table ||= { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + }, + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync, + }, + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink, + }, + stream: {}, + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + }, + stream: FS.chrdev_stream_ops, + }, + }; + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.atime = node.mtime = node.ctime = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.atime = parent.mtime = parent.ctime = node.atime; + } + return node; + }, + getFileDataAsTypedArray(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) + return node.contents.subarray(0, node.usedBytes); + // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + }, + expandFileStorage(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max( + newCapacity, + (prevCapacity * + (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> + 0 + ); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + // Allocate new storage. + if (node.usedBytes > 0) + node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + resizeFileStorage(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + // Allocate new storage. + if (oldContents) { + node.contents.set( + oldContents.subarray( + 0, + Math.min(newSize, node.usedBytes) + ) + ); + } + node.usedBytes = newSize; + } + }, + node_ops: { + getattr(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.atime); + attr.mtime = new Date(node.mtime); + attr.ctime = new Date(node.ctime); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr(node, attr) { + for (const key of ['mode', 'atime', 'mtime', 'ctime']) { + if (attr[key] != null) { + node[key] = attr[key]; + } + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup(parent, name) { + // This error may happen quite a bit. To avoid overhead we reuse it (and + // suffer a lack of stack info). + if (!MEMFS.doesNotExistError) { + MEMFS.doesNotExistError = new FS.ErrnoError(44); + /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = + ''; + } + throw MEMFS.doesNotExistError; + }, + mknod(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename(old_node, new_dir, new_name) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + if (FS.isDir(old_node.mode)) { + // if we're overwriting a directory at new_name, make sure it's empty. + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + FS.hashRemoveNode(new_node); + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + new_dir.contents[new_name] = old_node; + old_node.name = new_name; + new_dir.ctime = + new_dir.mtime = + old_node.parent.ctime = + old_node.parent.mtime = + Date.now(); + }, + unlink(parent, name) { + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + rmdir(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.ctime = parent.mtime = Date.now(); + }, + readdir(node) { + return ['.', '..', ...Object.keys(node.contents)]; + }, + symlink(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }, + }, + stream_ops: { + read(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + if (size > 8 && contents.subarray) { + // non-trivial, and typed array + buffer.set( + contents.subarray(position, position + size), + offset + ); + } else { + for (var i = 0; i < size; i++) + buffer[offset + i] = contents[position + i]; + } + return size; + }, + write(stream, buffer, offset, length, position, canOwn) { + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.mtime = node.ctime = Date.now(); + if ( + buffer.subarray && + (!node.contents || node.contents.subarray) + ) { + // This write is from a typed array to a typed array? + if (canOwn) { + node.contents = buffer.subarray( + offset, + offset + length + ); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + // Writing to an already allocated and used subrange of the file? + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + return length; + } + } + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set( + buffer.subarray(offset, offset + length), + position + ); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if ( + !(flags & 2) && + contents && + contents.buffer === HEAP8.buffer + ) { + // We can't emulate MAP_SHARED when the file is not backed by the + // buffer we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + if (contents) { + // Try to avoid unnecessary slices. + if ( + position > 0 || + position + length < contents.length + ) { + if (contents.subarray) { + contents = contents.subarray( + position, + position + length + ); + } else { + contents = Array.prototype.slice.call( + contents, + position, + position + length + ); + } + } + HEAP8.set(contents, ptr); + } + } + return { + ptr, + allocated, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var FS_modeStringToFlags = (str) => { + var flagModes = { + r: 0, + 'r+': 2, + w: 512 | 64 | 1, + 'w+': 512 | 64 | 2, + a: 1024 | 64 | 1, + 'a+': 1024 | 64 | 2, + }; + var flags = flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; + }; + + var FS_getMode = (canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + }; + + var ERRNO_CODES = { + EPERM: 63, + ENOENT: 44, + ESRCH: 71, + EINTR: 27, + EIO: 29, + ENXIO: 60, + E2BIG: 1, + ENOEXEC: 45, + EBADF: 8, + ECHILD: 12, + EAGAIN: 6, + EWOULDBLOCK: 6, + ENOMEM: 48, + EACCES: 2, + EFAULT: 21, + ENOTBLK: 105, + EBUSY: 10, + EEXIST: 20, + EXDEV: 75, + ENODEV: 43, + ENOTDIR: 54, + EISDIR: 31, + EINVAL: 28, + ENFILE: 41, + EMFILE: 33, + ENOTTY: 59, + ETXTBSY: 74, + EFBIG: 22, + ENOSPC: 51, + ESPIPE: 70, + EROFS: 69, + EMLINK: 34, + EPIPE: 64, + EDOM: 18, + ERANGE: 68, + ENOMSG: 49, + EIDRM: 24, + ECHRNG: 106, + EL2NSYNC: 156, + EL3HLT: 107, + EL3RST: 108, + ELNRNG: 109, + EUNATCH: 110, + ENOCSI: 111, + EL2HLT: 112, + EDEADLK: 16, + ENOLCK: 46, + EBADE: 113, + EBADR: 114, + EXFULL: 115, + ENOANO: 104, + EBADRQC: 103, + EBADSLT: 102, + EDEADLOCK: 16, + EBFONT: 101, + ENOSTR: 100, + ENODATA: 116, + ETIME: 117, + ENOSR: 118, + ENONET: 119, + ENOPKG: 120, + EREMOTE: 121, + ENOLINK: 47, + EADV: 122, + ESRMNT: 123, + ECOMM: 124, + EPROTO: 65, + EMULTIHOP: 36, + EDOTDOT: 125, + EBADMSG: 9, + ENOTUNIQ: 126, + EBADFD: 127, + EREMCHG: 128, + ELIBACC: 129, + ELIBBAD: 130, + ELIBSCN: 131, + ELIBMAX: 132, + ELIBEXEC: 133, + ENOSYS: 52, + ENOTEMPTY: 55, + ENAMETOOLONG: 37, + ELOOP: 32, + EOPNOTSUPP: 138, + EPFNOSUPPORT: 139, + ECONNRESET: 15, + ENOBUFS: 42, + EAFNOSUPPORT: 5, + EPROTOTYPE: 67, + ENOTSOCK: 57, + ENOPROTOOPT: 50, + ESHUTDOWN: 140, + ECONNREFUSED: 14, + EADDRINUSE: 3, + ECONNABORTED: 13, + ENETUNREACH: 40, + ENETDOWN: 38, + ETIMEDOUT: 73, + EHOSTDOWN: 142, + EHOSTUNREACH: 23, + EINPROGRESS: 26, + EALREADY: 7, + EDESTADDRREQ: 17, + EMSGSIZE: 35, + EPROTONOSUPPORT: 66, + ESOCKTNOSUPPORT: 137, + EADDRNOTAVAIL: 4, + ENETRESET: 39, + EISCONN: 30, + ENOTCONN: 53, + ETOOMANYREFS: 141, + EUSERS: 136, + EDQUOT: 19, + ESTALE: 72, + ENOTSUP: 138, + ENOMEDIUM: 148, + EILSEQ: 25, + EOVERFLOW: 61, + ECANCELED: 11, + ENOTRECOVERABLE: 56, + EOWNERDEAD: 62, + ESTRPIPE: 135, + }; + + var NODEFS = { + isWindows: false, + staticInit() { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process.binding('constants')['fs']; + NODEFS.flagsForNodeMap = { + 1024: flags['O_APPEND'], + 64: flags['O_CREAT'], + 128: flags['O_EXCL'], + 256: flags['O_NOCTTY'], + 0: flags['O_RDONLY'], + 2: flags['O_RDWR'], + 4096: flags['O_SYNC'], + 512: flags['O_TRUNC'], + 1: flags['O_WRONLY'], + 131072: flags['O_NOFOLLOW'], + }; + }, + convertNodeCode(e) { + var code = e.code; + return ERRNO_CODES[code]; + }, + tryFSOperation(f) { + try { + return f(); + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }, + mount(mount) { + return NODEFS.createNode( + null, + '/', + NODEFS.getMode(mount.opts.root), + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + }, + getMode(path) { + return NODEFS.tryFSOperation(() => { + var mode = fs.lstatSync(path).mode; + if (NODEFS.isWindows) { + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + mode |= (mode & 292) >> 2; + } + return mode; + }); + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + flagsForNode(flags) { + flags &= ~2097152; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; + // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; + // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; + // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (flags) { + throw new FS.ErrnoError(28); + } + return newFlags; + }, + getattr(func, node) { + var stat = NODEFS.tryFSOperation(func); + if (NODEFS.isWindows) { + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake + // them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (!stat.blksize) { + stat.blksize = 4096; + } + if (!stat.blocks) { + stat.blocks = + ((stat.size + stat.blksize - 1) / stat.blksize) | 0; + } + // Windows does not report the 'x' permission bit, so propagate read + // bits to execute bits. + stat.mode |= (stat.mode & 292) >> 2; + } + return { + dev: stat.dev, + ino: node.id, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(arg, node, attr, chmod, utimes, truncate, stat) { + NODEFS.tryFSOperation(() => { + if (attr.mode !== undefined) { + var mode = attr.mode; + if (NODEFS.isWindows) { + // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) + // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod + mode &= 384; + } + chmod(arg, mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (typeof (attr.atime ?? attr.mtime) === 'number') { + // Unfortunately, we have to stat the current value if we don't want + // to change it. On top of that, since the times don't round trip + // this will only keep the value nearly unchanged not exactly + // unchanged. See: + // https://github.com/nodejs/node/issues/56492 + var atime = new Date(attr.atime ?? stat(arg).atime); + var mtime = new Date(attr.mtime ?? stat(arg).mtime); + utimes(arg, atime, mtime); + } + if (attr.size !== undefined) { + truncate(arg, attr.size); + } + }); + }, + node_ops: { + getattr(node) { + var path = NODEFS.realPath(node); + return NODEFS.getattr(() => fs.lstatSync(path), node); + }, + setattr(node, attr) { + var path = NODEFS.realPath(node); + if (attr.mode != null && attr.dontFollow) { + throw new FS.ErrnoError(52); + } + NODEFS.setattr( + path, + node, + attr, + fs.chmodSync, + fs.utimesSync, + fs.truncateSync, + fs.lstatSync + ); + }, + lookup(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + }, + mknod(parent, name, mode, dev) { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + NODEFS.tryFSOperation(() => { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { + mode: node.mode, + }); + } + }); + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + FS.unlink(newPath); + } catch (e) {} + NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); + oldNode.name = newName; + }, + unlink(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.unlinkSync(path)); + }, + rmdir(parent, name) { + var path = PATH.join2(NODEFS.realPath(parent), name); + NODEFS.tryFSOperation(() => fs.rmdirSync(path)); + }, + readdir(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readdirSync(path)); + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); + }, + readlink(node) { + var path = NODEFS.realPath(node); + return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); + }, + statfs(path) { + var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); + // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) + // as they're often the same in many file systems. May not be accurate for all. + stats.frsize = stats.bsize; + return stats; + }, + }, + stream_ops: { + getattr(stream) { + return NODEFS.getattr( + () => fs.fstatSync(stream.nfd), + stream.node + ); + }, + setattr(stream, attr) { + NODEFS.setattr( + stream.nfd, + stream.node, + attr, + fs.fchmodSync, + fs.futimesSync, + fs.ftruncateSync, + fs.fstatSync + ); + }, + open(stream) { + var path = NODEFS.realPath(stream.node); + NODEFS.tryFSOperation(() => { + stream.shared.refcount = 1; + stream.nfd = fs.openSync( + path, + NODEFS.flagsForNode(stream.flags) + ); + }); + }, + close(stream) { + NODEFS.tryFSOperation(() => { + if (stream.nfd && --stream.shared.refcount === 0) { + fs.closeSync(stream.nfd); + } + }); + }, + dup(stream) { + stream.shared.refcount++; + }, + read(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.readSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + write(stream, buffer, offset, length, position) { + return NODEFS.tryFSOperation(() => + fs.writeSync( + stream.nfd, + new Int8Array(buffer.buffer, offset, length), + 0, + length, + position + ) + ); + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + NODEFS.tryFSOperation(() => { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + }); + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + mmap(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr = mmapAlloc(length); + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }, + msync(stream, buffer, offset, length, mmapFlags) { + NODEFS.stream_ops.write( + stream, + buffer, + 0, + length, + offset, + false + ); + // should we check if bytesWritten and length are the same? + return 0; + }, + }, + }; + + var PROXYFS = { + mount(mount) { + return PROXYFS.createNode( + null, + '/', + mount.opts.fs.lstat(mount.opts.root).mode, + 0 + ); + }, + createNode(parent, name, mode, dev) { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = PROXYFS.node_ops; + node.stream_ops = PROXYFS.stream_ops; + return node; + }, + realPath(node) { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join(...parts); + }, + node_ops: { + getattr(node) { + var path = PROXYFS.realPath(node); + var stat; + try { + stat = node.mount.opts.fs.lstat(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks, + }; + }, + setattr(node, attr) { + var path = PROXYFS.realPath(node); + try { + if (attr.mode !== undefined) { + node.mount.opts.fs.chmod(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.atime || attr.mtime) { + var atime = new Date(attr.atime || attr.mtime); + var mtime = new Date(attr.mtime || attr.atime); + node.mount.opts.fs.utime(path, atime, mtime); + } + if (attr.size !== undefined) { + node.mount.opts.fs.truncate(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + lookup(parent, name) { + try { + var path = PATH.join2(PROXYFS.realPath(parent), name); + var mode = parent.mount.opts.fs.lstat(path).mode; + var node = PROXYFS.createNode(parent, name, mode); + return node; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + mknod(parent, name, mode, dev) { + var node = PROXYFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = PROXYFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + node.mount.opts.fs.mkdir(path, node.mode); + } else { + node.mount.opts.fs.writeFile(path, '', { + mode: node.mode, + }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + return node; + }, + rename(oldNode, newDir, newName) { + var oldPath = PROXYFS.realPath(oldNode); + var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); + try { + oldNode.mount.opts.fs.rename(oldPath, newPath); + oldNode.name = newName; + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + unlink(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.unlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + rmdir(parent, name) { + var path = PATH.join2(PROXYFS.realPath(parent), name); + try { + parent.mount.opts.fs.rmdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readdir(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readdir(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + symlink(parent, newName, oldPath) { + var newPath = PATH.join2(PROXYFS.realPath(parent), newName); + try { + parent.mount.opts.fs.symlink(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + readlink(node) { + var path = PROXYFS.realPath(node); + try { + return node.mount.opts.fs.readlink(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + }, + stream_ops: { + open(stream) { + var path = PROXYFS.realPath(stream.node); + try { + stream.nfd = stream.node.mount.opts.fs.open( + path, + stream.flags + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + close(stream) { + try { + stream.node.mount.opts.fs.close(stream.nfd); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + read(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.read( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + write(stream, buffer, offset, length, position) { + try { + return stream.node.mount.opts.fs.write( + stream.nfd, + buffer, + offset, + length, + position + ); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + }, + llseek(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = stream.node.node_ops.getattr( + stream.node + ); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(ERRNO_CODES[e.code]); + } + } + } + if (position < 0) { + throw new FS.ErrnoError(ERRNO_CODES.EINVAL); + } + return position; + }, + }, + }; + + var FS_createDataFile = (...args) => FS.createDataFile(...args); + + var getUniqueRunDependency = (id) => id; + + var FS_handledByPreloadPlugin = async (byteArray, fullname) => { + // Ensure plugins are ready. + if (typeof Browser != 'undefined') Browser.init(); + for (var plugin of preloadPlugins) { + if (plugin['canHandle'](fullname)) { + return plugin['handle'](byteArray, fullname); + } + } + // In no plugin handled this file then return the original/unmodified + // byteArray. + return byteArray; + }; + + var FS_preloadFile = async ( + parent, + name, + url, + canRead, + canWrite, + dontCreateFile, + canOwn, + preFinish + ) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name + ? PATH_FS.resolve(PATH.join2(parent, name)) + : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + // might have several active requests for the same fullname + addRunDependency(dep); + try { + var byteArray = url; + if (typeof url == 'string') { + byteArray = await asyncLoad(url); + } + byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); + preFinish?.(); + if (!dontCreateFile) { + FS_createDataFile( + parent, + name, + byteArray, + canRead, + canWrite, + canOwn + ); + } + } finally { + removeRunDependency(dep); + } + }; + + var FS_createPreloadedFile = ( + parent, + name, + url, + canRead, + canWrite, + onload, + onerror, + dontCreateFile, + canOwn, + preFinish + ) => { + FS_preloadFile( + parent, + name, + url, + canRead, + canWrite, + dontCreateFile, + canOwn, + preFinish + ) + .then(onload) + .catch(onerror); + }; + + var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: '/', + initialized: false, + ignorePermissions: true, + filesystems: null, + syncFSRequests: 0, + readFiles: {}, + ErrnoError: class { + name = 'ErrnoError'; + // We set the `name` property to be able to identify `FS.ErrnoError` + // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. + // - when using PROXYFS, an error can come from an underlying FS + // as different FS objects have their own FS.ErrnoError each, + // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. + // we'll use the reliable test `err.name == "ErrnoError"` instead + constructor(errno) { + this.errno = errno; + } + }, + FSStream: class { + shared = {}; + get object() { + return this.node; + } + set object(val) { + this.node = val; + } + get isRead() { + return (this.flags & 2097155) !== 1; + } + get isWrite() { + return (this.flags & 2097155) !== 0; + } + get isAppend() { + return this.flags & 1024; + } + get flags() { + return this.shared.flags; + } + set flags(val) { + this.shared.flags = val; + } + get position() { + return this.shared.position; + } + set position(val) { + this.shared.position = val; + } + }, + FSNode: class { + node_ops = {}; + stream_ops = {}; + readMode = 292 | 73; + writeMode = 146; + mounted = null; + constructor(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.rdev = rdev; + this.atime = this.mtime = this.ctime = Date.now(); + } + get read() { + return (this.mode & this.readMode) === this.readMode; + } + set read(val) { + val + ? (this.mode |= this.readMode) + : (this.mode &= ~this.readMode); + } + get write() { + return (this.mode & this.writeMode) === this.writeMode; + } + set write(val) { + val + ? (this.mode |= this.writeMode) + : (this.mode &= ~this.writeMode); + } + get isFolder() { + return FS.isDir(this.mode); + } + get isDevice() { + return FS.isChrdev(this.mode); + } + }, + lookupPath(path, opts = {}) { + if (!path) { + throw new FS.ErrnoError(44); + } + opts.follow_mount ??= true; + if (!PATH.isAbs(path)) { + path = FS.cwd() + '/' + path; + } + // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { + // split the absolute path + var parts = path.split('/').filter((p) => !!p); + // start at the root + var current = FS.root; + var current_path = '/'; + for (var i = 0; i < parts.length; i++) { + var islast = i === parts.length - 1; + if (islast && opts.parent) { + // stop resolving + break; + } + if (parts[i] === '.') { + continue; + } + if (parts[i] === '..') { + current_path = PATH.dirname(current_path); + if (FS.isRoot(current)) { + path = + current_path + + '/' + + parts.slice(i + 1).join('/'); + // We're making progress here, don't let many consecutive ..'s + // lead to ELOOP + nlinks--; + continue linkloop; + } else { + current = current.parent; + } + continue; + } + current_path = PATH.join2(current_path, parts[i]); + try { + current = FS.lookupNode(current, parts[i]); + } catch (e) { + // if noent_okay is true, suppress a ENOENT in the last component + // and return an object with an undefined node. This is needed for + // resolving symlinks in the path when creating a file. + if (e?.errno === 44 && islast && opts.noent_okay) { + return { + path: current_path, + }; + } + throw e; + } + // jump to the mount's root node if this is a mountpoint + if ( + FS.isMountpoint(current) && + (!islast || opts.follow_mount) + ) { + current = current.mounted.root; + } + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (FS.isLink(current.mode) && (!islast || opts.follow)) { + if (!current.node_ops.readlink) { + throw new FS.ErrnoError(52); + } + var link = current.node_ops.readlink(current); + if (!PATH.isAbs(link)) { + link = PATH.dirname(current_path) + '/' + link; + } + path = link + '/' + parts.slice(i + 1).join('/'); + continue linkloop; + } + } + return { + path: current_path, + node: current, + }; + } + throw new FS.ErrnoError(32); + }, + getPath(node) { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== '/' + ? `${mount}/${path}` + : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName(parentid, name) { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + }, + hashAddNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode(node) { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode(parent, name) { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + }, + createNode(parent, name, mode, rdev) { + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode(node) { + FS.hashRemoveNode(node); + }, + isRoot(node) { + return node === node.parent; + }, + isMountpoint(node) { + return !!node.mounted; + }, + isFile(mode) { + return (mode & 61440) === 32768; + }, + isDir(mode) { + return (mode & 61440) === 16384; + }, + isLink(mode) { + return (mode & 61440) === 40960; + }, + isChrdev(mode) { + return (mode & 61440) === 8192; + }, + isBlkdev(mode) { + return (mode & 61440) === 24576; + }, + isFIFO(mode) { + return (mode & 61440) === 4096; + }, + isSocket(mode) { + return (mode & 49152) === 49152; + }, + flagsToPermissionString(flag) { + var perms = ['r', 'w', 'rw'][flag & 3]; + if (flag & 512) { + perms += 'w'; + } + return perms; + }, + nodePermissions(node, perms) { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup(dir) { + if (!FS.isDir(dir.mode)) return 54; + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate(dir, name) { + if (!FS.isDir(dir.mode)) { + return 54; + } + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, 'wx'); + }, + mayDelete(dir, name, isdir) { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen(node, flags) { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if ( + FS.flagsToPermissionString(flags) !== 'r' || + flags & (512 | 64) + ) { + // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + checkOpExists(op, err) { + if (!op) { + throw new FS.ErrnoError(err); + } + return op; + }, + MAX_OPEN_FDS: 4096, + nextfd() { + for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStreamChecked(fd) { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + return stream; + }, + getStream: (fd) => FS.streams[fd], + createStream(stream, fd = -1) { + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + if (fd == -1) { + fd = FS.nextfd(); + } + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream(fd) { + FS.streams[fd] = null; + }, + dupStream(origStream, fd = -1) { + var stream = FS.createStream(origStream, fd); + stream.stream_ops?.dup?.(stream); + return stream; + }, + doSetAttr(stream, node, attr) { + var setattr = stream?.stream_ops.setattr; + var arg = setattr ? stream : node; + setattr ??= node.node_ops.setattr; + FS.checkOpExists(setattr, 63); + setattr(arg, attr); + }, + chrdev_stream_ops: { + open(stream) { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + stream.stream_ops.open?.(stream); + }, + llseek() { + throw new FS.ErrnoError(70); + }, + }, + major: (dev) => dev >> 8, + minor: (dev) => dev & 255, + makedev: (ma, mi) => (ma << 8) | mi, + registerDevice(dev, ops) { + FS.devices[dev] = { + stream_ops: ops, + }; + }, + getDevice: (dev) => FS.devices[dev], + getMounts(mount) { + var mounts = []; + var check = [mount]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push(...m.mounts); + } + return mounts; + }, + syncfs(populate, callback) { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err( + `warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work` + ); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + // sync all mounts + for (var mount of mounts) { + if (mount.type.syncfs) { + mount.type.syncfs(mount, populate, done); + } else { + done(null); + } + } + }, + mount(type, opts, mountpoint) { + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + mountpoint = lookup.path; + // use the absolute path + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + } + var mount = { + type, + opts, + mountpoint, + mounts: [], + }; + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount(mountpoint) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false, + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + for (var [hash, current] of Object.entries(FS.nameTable)) { + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + } + // no longer a mountpoint + node.mounted = null; + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + node.mount.mounts.splice(idx, 1); + }, + lookup(parent, name) { + return parent.node_ops.lookup(parent, name); + }, + mknod(path, mode, dev) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name) { + throw new FS.ErrnoError(28); + } + if (name === '.' || name === '..') { + throw new FS.ErrnoError(20); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + statfs(path) { + return FS.statfsNode( + FS.lookupPath(path, { + follow: true, + }).node + ); + }, + statfsStream(stream) { + // We keep a separate statfsStream function because noderawfs overrides + // it. In noderawfs, stream.node is sometimes null. Instead, we need to + // look at stream.path. + return FS.statfsNode(stream.node); + }, + statfsNode(node) { + // NOTE: None of the defaults here are true. We're just returning safe and + // sane values. Currently nodefs and rawfs replace these defaults, + // other file systems leave them alone. + var rtn = { + bsize: 4096, + frsize: 4096, + blocks: 1e6, + bfree: 5e5, + bavail: 5e5, + files: FS.nextInode, + ffree: FS.nextInode - 1, + fsid: 42, + flags: 2, + namelen: 255, + }; + if (node.node_ops.statfs) { + Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); + } + return rtn; + }, + create(path, mode = 438) { + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir(path, mode = 511) { + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree(path, mode) { + var dirs = path.split('/'); + var d = ''; + for (var dir of dirs) { + if (!dir) continue; + if (d || PATH.isAbs(path)) d += '/'; + d += dir; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev(path, mode, dev) { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink(oldpath, newpath) { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename(old_path, new_path) { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + // let the errors from non existent directories percolate up + lookup = FS.lookupPath(old_path, { + parent: true, + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true, + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node + ? FS.mayDelete(new_dir, new_name, isdir) + : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if ( + FS.isMountpoint(old_node) || + (new_node && FS.isMountpoint(new_node)) + ) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + // update old node (we do this here to avoid each backend + // needing to) + old_node.parent = new_dir; + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + }, + rmdir(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + var readdir = FS.checkOpExists(node.node_ops.readdir, 54); + return readdir(node); + }, + unlink(path) { + var lookup = FS.lookupPath(path, { + parent: true, + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink(path) { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return link.node_ops.readlink(link); + }, + stat(path, dontFollow) { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + var node = lookup.node; + var getattr = FS.checkOpExists(node.node_ops.getattr, 63); + return getattr(node); + }, + fstat(fd) { + var stream = FS.getStreamChecked(fd); + var node = stream.node; + var getattr = stream.stream_ops.getattr; + var arg = getattr ? stream : node; + getattr ??= node.node_ops.getattr; + FS.checkOpExists(getattr, 63); + return getattr(arg); + }, + lstat(path) { + return FS.stat(path, true); + }, + doChmod(stream, node, mode, dontFollow) { + FS.doSetAttr(stream, node, { + mode: (mode & 4095) | (node.mode & ~4095), + ctime: Date.now(), + dontFollow, + }); + }, + chmod(path, mode, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + FS.doChmod(null, node, mode, dontFollow); + }, + lchmod(path, mode) { + FS.chmod(path, mode, true); + }, + fchmod(fd, mode) { + var stream = FS.getStreamChecked(fd); + FS.doChmod(stream, stream.node, mode, false); + }, + doChown(stream, node, dontFollow) { + FS.doSetAttr(stream, node, { + timestamp: Date.now(), + dontFollow, + }); + }, + chown(path, uid, gid, dontFollow) { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: !dontFollow, + }); + node = lookup.node; + } else { + node = path; + } + FS.doChown(null, node, dontFollow); + }, + lchown(path, uid, gid) { + FS.chown(path, uid, gid, true); + }, + fchown(fd, uid, gid) { + var stream = FS.getStreamChecked(fd); + FS.doChown(stream, stream.node, false); + }, + doTruncate(stream, node, len) { + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.doSetAttr(stream, node, { + size: len, + timestamp: Date.now(), + }); + }, + truncate(path, len) { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { + follow: true, + }); + node = lookup.node; + } else { + node = path; + } + FS.doTruncate(null, node, len); + }, + ftruncate(fd, len) { + var stream = FS.getStreamChecked(fd); + if (len < 0 || (stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.doTruncate(stream, stream.node, len); + }, + utime(path, atime, mtime) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + var setattr = FS.checkOpExists(node.node_ops.setattr, 63); + setattr(node, { + atime, + mtime, + }); + }, + open(path, flags, mode = 438) { + if (path === '') { + throw new FS.ErrnoError(44); + } + flags = + typeof flags == 'string' ? FS_modeStringToFlags(flags) : flags; + if (flags & 64) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + var isDirPath; + if (typeof path == 'object') { + node = path; + } else { + isDirPath = path.endsWith('/'); + // noent_okay makes it so that if the final component of the path + // doesn't exist, lookupPath returns `node: undefined`. `path` will be + // updated to point to the target of all symlinks. + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072), + noent_okay: true, + }); + node = lookup.node; + path = lookup.path; + } + // perhaps we need to create the node + var created = false; + if (flags & 64) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else if (isDirPath) { + throw new FS.ErrnoError(31); + } else { + // node doesn't exist, try to create it + // Ignore the permission bits here to ensure we can `open` this new + // file below. We use chmod below the apply the permissions once the + // file is open. + node = FS.mknod(path, mode | 511, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + // register the stream with the filesystem + var stream = FS.createStream({ + node, + path: FS.getPath(node), + // we want the absolute path to the node + flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false, + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (created) { + FS.chmod(node, mode & 511); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close(stream) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed(stream) { + return stream.fd === null; + }, + llseek(stream, offset, whence) { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read(stream, buffer, offset, length, position) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read( + stream, + buffer, + offset, + length, + position + ); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write(stream, buffer, offset, length, position, canOwn) { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write( + stream, + buffer, + offset, + length, + position, + canOwn + ); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + mmap(stream, length, position, prot, flags) { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ( + (prot & 2) !== 0 && + (flags & 2) === 0 && + (stream.flags & 2097155) !== 2 + ) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + if (!length) { + throw new FS.ErrnoError(28); + } + return stream.stream_ops.mmap( + stream, + length, + position, + prot, + flags + ); + }, + msync(stream, buffer, offset, length, mmapFlags) { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync( + stream, + buffer, + offset, + length, + mmapFlags + ); + }, + ioctl(stream, cmd, arg) { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile(path, opts = {}) { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + abort(`Invalid encoding type "${opts.encoding}"`); + } + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + buf = UTF8ArrayToString(buf); + } + FS.close(stream); + return buf; + }, + writeFile(path, data, opts = {}) { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + data = new Uint8Array(intArrayFromString(data, true)); + } + if (ArrayBuffer.isView(data)) { + FS.write( + stream, + data, + 0, + data.byteLength, + undefined, + opts.canOwn + ); + } else { + abort('Unsupported data type'); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir(path) { + var lookup = FS.lookupPath(path, { + follow: true, + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories() { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + }, + createDefaultDevices() { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + llseek: () => 0, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + // use a buffer to avoid overhead of individual crypto calls per byte + var randomBuffer = new Uint8Array(1024), + randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomFill(randomBuffer); + randomLeft = randomBuffer.byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice('/dev', 'random', randomByte); + FS.createDevice('/dev', 'urandom', randomByte); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + }, + createSpecialDirectories() { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount( + { + mount() { + var node = FS.createNode(proc_self, 'fd', 16895, 73); + node.stream_ops = { + llseek: MEMFS.stream_ops.llseek, + }; + node.node_ops = { + lookup(parent, name) { + var fd = +name; + var stream = FS.getStreamChecked(fd); + var ret = { + parent: null, + mount: { + mountpoint: 'fake', + }, + node_ops: { + readlink: () => stream.path, + }, + id: fd + 1, + }; + ret.parent = ret; + // make it look like a simple root node + return ret; + }, + readdir() { + return Array.from(FS.streams.entries()) + .filter(([k, v]) => v) + .map(([k, v]) => k.toString()); + }, + }; + return node; + }, + }, + {}, + '/proc/self/fd' + ); + }, + createStandardStreams(input, output, error) { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (input) { + FS.createDevice('/dev', 'stdin', input); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (output) { + FS.createDevice('/dev', 'stdout', null, output); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (error) { + FS.createDevice('/dev', 'stderr', null, error); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + }, + staticInit() { + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, '/'); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + MEMFS: MEMFS, + NODEFS: NODEFS, + PROXYFS: PROXYFS, + }; + }, + init(input, output, error) { + FS.initialized = true; + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + input ??= Module['stdin']; + output ??= Module['stdout']; + error ??= Module['stderr']; + FS.createStandardStreams(input, output, error); + }, + quit() { + FS.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var stream of FS.streams) { + if (stream) { + FS.close(stream); + } + } + }, + findObject(path, dontResolveLastLink) { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath(path, dontResolveLastLink) { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null, + }; + try { + var lookup = FS.lookupPath(path, { + parent: true, + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink, + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath(parent, path, canRead, canWrite) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + if (e.errno != 20) throw e; + } + parent = current; + } + return current; + }, + createFile(parent, name, properties, canRead, canWrite) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile(parent, name, data, canRead, canWrite, canOwn) { + var path = name; + if (parent) { + parent = + typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) + arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + }, + createDevice(parent, name, input, output) { + var path = PATH.join2( + typeof parent == 'string' ? parent : FS.getPath(parent), + name + ); + var mode = FS_getMode(!!input, !!output); + FS.createDevice.major ??= 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open(stream) { + stream.seekable = false; + }, + close(stream) { + // flush any pending line data + if (output?.buffer?.length) { + output(10); + } + }, + read(stream, buffer, offset, length, pos) { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.atime = Date.now(); + } + return bytesRead; + }, + write(stream, buffer, offset, length, pos) { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.mtime = stream.node.ctime = Date.now(); + } + return i; + }, + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile(obj) { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) + return true; + if (globalThis.XMLHttpRequest) { + abort( + 'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.' + ); + } else { + // Command-line. + try { + obj.contents = readBinary(obj.url); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + }, + createLazyFile(parent, name, url, canRead, canWrite) { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). + // Actual getting is abstracted away for eventual reuse. + class LazyUint8Array { + lengthKnown = false; + chunks = []; + // Loaded chunks. Index is the chunk number + get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize) | 0; + return this.getter(chunkNum)[chunkOffset]; + } + setDataGetter(getter) { + this.getter = getter; + } + cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + abort( + "Couldn't load " + url + '. Status: ' + xhr.status + ); + var datalength = Number( + xhr.getResponseHeader('Content-length') + ); + var header; + var hasByteServing = + (header = xhr.getResponseHeader('Accept-Ranges')) && + header === 'bytes'; + var usesGzip = + (header = xhr.getResponseHeader('Content-Encoding')) && + header === 'gzip'; + var chunkSize = 1024 * 1024; + // Chunk size in bytes + if (!hasByteServing) chunkSize = datalength; + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) + abort( + 'invalid range (' + + from + + ', ' + + to + + ') or no bytes requested!' + ); + if (to > datalength - 1) + abort( + 'only ' + + datalength + + ' bytes available! programmer error!' + ); + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) + xhr.setRequestHeader( + 'Range', + 'bytes=' + from + '-' + to + ); + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType( + 'text/plain; charset=x-user-defined' + ); + } + xhr.send(null); + if ( + !( + (xhr.status >= 200 && xhr.status < 300) || + xhr.status === 304 + ) + ) + abort( + "Couldn't load " + + url + + '. Status: ' + + xhr.status + ); + if (xhr.response !== undefined) { + return new Uint8Array( + /** @type{Array} */ (xhr.response || []) + ); + } + return intArrayFromString(xhr.responseText || '', true); + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + // including this byte + end = Math.min(end, datalength - 1); + // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') + abort('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; + // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out( + 'LazyFiles on gzip forces download of the whole file when length is accessed' + ); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + } + get length() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + get chunkSize() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + if (globalThis.XMLHttpRequest) { + if (!ENVIRONMENT_IS_WORKER) + abort( + 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc' + ); + var lazyArray = new LazyUint8Array(); + var properties = { + isDevice: false, + contents: lazyArray, + }; + } else { + var properties = { + isDevice: false, + url, + }; + } + var node = FS.createFile( + parent, + name, + properties, + canRead, + canWrite + ); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: function () { + return this.contents.length; + }, + }, + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + for (const [key, fn] of Object.entries(node.stream_ops)) { + stream_ops[key] = (...args) => { + FS.forceLoadFile(node); + return fn(...args); + }; + } + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + if (contents.slice) { + // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + // use a custom mmap function + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, HEAP8, ptr, length, position); + return { + ptr, + allocated: true, + }; + }; + node.stream_ops = stream_ops; + return node; + }, + }; + + var findLibraryFS = (libName, rpath) => { + // If we're preloading a dynamic library, the runtime is not ready to call + // __wasmfs_identify or __emscripten_find_dylib. So just quit out. + // This means that DT_NEEDED for the main module and transitive dependencies + // of it won't work with this code path. Similarly, it means that calling + // loadDynamicLibrary in a preRun hook can't use this code path. + if (!runtimeInitialized) { + return undefined; + } + if (PATH.isAbs(libName)) { + try { + FS.lookupPath(libName); + return libName; + } catch (e) { + return undefined; + } + } + var rpathResolved = (rpath?.paths || []).map((p) => + replaceORIGIN(rpath?.parentLibPath, p) + ); + return withStackSave(() => { + // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. + // So we use the same size here. + var bufSize = 2 * 255 + 2; + var buf = stackAlloc(bufSize); + var rpathC = stringToUTF8OnStack(rpathResolved.join(':')); + var libNameC = stringToUTF8OnStack(libName); + var resLibNameC = __emscripten_find_dylib( + buf, + rpathC, + libNameC, + bufSize + ); + return resLibNameC ? UTF8ToString(resLibNameC) : undefined; + }); + }; + + /** + * @param {number=} handle + * @param {Object=} localScope + */ function loadDynamicLibrary( + libName, + flags = { + global: true, + nodelete: true, + }, + localScope, + handle + ) { + // when loadDynamicLibrary did not have flags, libraries were loaded + // globally & permanently + var dso = LDSO.loadedLibsByName[libName]; + if (dso) { + // the library is being loaded or has been loaded already. + if (!flags.global) { + if (localScope) { + Object.assign(localScope, dso.exports); + } + } else if (!dso.global) { + // The library was previously loaded only locally but not + // we have a request with global=true. + dso.global = true; + mergeLibSymbols(dso.exports, libName); + } + // same for "nodelete" + if (flags.nodelete && dso.refcount !== Infinity) { + dso.refcount = Infinity; + } + dso.refcount++; + if (handle) { + LDSO.loadedLibsByHandle[handle] = dso; + } + return flags.loadAsync ? Promise.resolve(true) : true; + } + // allocate new DSO + dso = newDSO(libName, handle, 'loading'); + dso.refcount = flags.nodelete ? Infinity : 1; + dso.global = flags.global; + // libName -> libData + function loadLibData() { + // for wasm, we can use fetch for async, but for fs mode we can only imitate it + if (handle) { + var data = HEAPU32[(handle + 28) >> 2]; + var dataSize = HEAPU32[(handle + 32) >> 2]; + if (data && dataSize) { + var libData = HEAP8.slice(data, data + dataSize); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + } + var f = findLibraryFS(libName, flags.rpath); + if (f) { + var libData = FS.readFile(f, { + encoding: 'binary', + }); + return flags.loadAsync ? Promise.resolve(libData) : libData; + } + var libFile = locateFile(libName); + if (flags.loadAsync) { + return asyncLoad(libFile); + } + // load the binary synchronously + if (!readBinary) { + throw new Error( + `${libFile}: file not found, and synchronous loading of external files is not available` + ); + } + return readBinary(libFile); + } + // libName -> exports + function getExports() { + // lookup preloaded cache first + var preloaded = preloadedWasm[libName]; + if (preloaded) { + return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; + } + // module not preloaded - load lib data and create new module from it + if (flags.loadAsync) { + return loadLibData().then((libData) => + loadWebAssemblyModule( + libData, + flags, + libName, + localScope, + handle + ) + ); + } + return loadWebAssemblyModule( + loadLibData(), + flags, + libName, + localScope, + handle + ); + } + // module for lib is loaded - update the dso & global namespace + function moduleLoaded(exports) { + if (dso.global) { + mergeLibSymbols(exports, libName); + } else if (localScope) { + Object.assign(localScope, exports); + } + dso.exports = exports; + } + if (flags.loadAsync) { + return getExports().then((exports) => { + moduleLoaded(exports); + return true; + }); + } + moduleLoaded(getExports()); + return true; } -}; - -var GOT = {}; - -var currentModuleWeakSymbols = new Set([]); - -var GOTHandler = { - get(obj, symName) { - var rtn = GOT[symName]; - if (!rtn) { - rtn = GOT[symName] = new WebAssembly.Global({ - "value": "i32", - "mutable": true - }, -1); - } - if (!currentModuleWeakSymbols.has(symName)) { - // Any non-weak reference to a symbol marks it as `required`, which - // enabled `reportUndefinedSymbols` to report undefined symbol errors - // correctly. - rtn.required = true; - } - return rtn; - } -}; - -var callRuntimeCallbacks = callbacks => { - while (callbacks.length > 0) { - // Pass the module as the first argument. - callbacks.shift()(Module); - } -}; - -var onPostRuns = []; - -var addOnPostRun = cb => onPostRuns.push(cb); - -var onPreRuns = []; - -var addOnPreRun = cb => onPreRuns.push(cb); - -var runDependencies = 0; - -var dependenciesFulfilled = null; - -var removeRunDependency = id => { - runDependencies--; - Module["monitorRunDependencies"]?.(runDependencies); - if (runDependencies == 0) { - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); - } - } -}; - -var addRunDependency = id => { - runDependencies++; - Module["monitorRunDependencies"]?.(runDependencies); -}; - -var UTF8Decoder = globalThis.TextDecoder && new TextDecoder; - -var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { - var maxIdx = idx + maxBytesToRead; - if (ignoreNul) return maxIdx; - // TextDecoder needs to know the byte length in advance, it doesn't stop on - // null terminator by itself. - // As a tiny code save trick, compare idx against maxIdx using a negation, - // so that maxBytesToRead=undefined/NaN means Infinity. - while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; - return idx; -}; - -/** - * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given - * array that contains uint8 values, returns a copy of that string as a - * Javascript String object. - * heapOrArray is either a regular array, or a JavaScript typed array view. - * @param {number=} idx - * @param {number=} maxBytesToRead - * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. - * @return {string} - */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { - var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); - // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ""; - while (idx < endPtr) { - // For UTF8 byte structure, see: - // http://en.wikipedia.org/wiki/UTF-8#Description - // https://www.ietf.org/rfc/rfc2279.txt - // https://tools.ietf.org/html/rfc3629 - var u0 = heapOrArray[idx++]; - if (!(u0 & 128)) { - str += String.fromCharCode(u0); - continue; - } - var u1 = heapOrArray[idx++] & 63; - if ((u0 & 224) == 192) { - str += String.fromCharCode(((u0 & 31) << 6) | u1); - continue; - } - var u2 = heapOrArray[idx++] & 63; - if ((u0 & 240) == 224) { - u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; - } else { - u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); - } - if (u0 < 65536) { - str += String.fromCharCode(u0); - } else { - var ch = u0 - 65536; - str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023)); - } - } - return str; -}; - -var getDylinkMetadata = binary => { - var offset = 0; - var end = 0; - function getU8() { - return binary[offset++]; - } - function getLEB() { - var ret = 0; - var mul = 1; - while (1) { - var byte = binary[offset++]; - ret += ((byte & 127) * mul); - mul *= 128; - if (!(byte & 128)) break; - } - return ret; - } - function getString() { - var len = getLEB(); - offset += len; - return UTF8ArrayToString(binary, offset - len, len); - } - function getStringList() { - var count = getLEB(); - var rtn = []; - while (count--) rtn.push(getString()); - return rtn; - } - /** @param {string=} message */ function failIf(condition, message) { - if (condition) throw new Error(message); - } - if (binary instanceof WebAssembly.Module) { - var dylinkSection = WebAssembly.Module.customSections(binary, "dylink.0"); - failIf(dylinkSection.length === 0, "need dylink section"); - binary = new Uint8Array(dylinkSection[0]); - end = binary.length; - } else { - var int32View = new Uint32Array(new Uint8Array(binary.subarray(0, 24)).buffer); - var magicNumberFound = int32View[0] == 1836278016; - failIf(!magicNumberFound, "need to see wasm magic number"); - // \0asm - // we should see the dylink custom section right after the magic number and wasm version - failIf(binary[8] !== 0, "need the dylink section to be first"); - offset = 9; - var section_size = getLEB(); - //section size - end = offset + section_size; - var name = getString(); - failIf(name !== "dylink.0"); - } - var customSection = { - neededDynlibs: [], - tlsExports: new Set, - weakImports: new Set, - runtimePaths: [] - }; - var WASM_DYLINK_MEM_INFO = 1; - var WASM_DYLINK_NEEDED = 2; - var WASM_DYLINK_EXPORT_INFO = 3; - var WASM_DYLINK_IMPORT_INFO = 4; - var WASM_DYLINK_RUNTIME_PATH = 5; - var WASM_SYMBOL_TLS = 256; - var WASM_SYMBOL_BINDING_MASK = 3; - var WASM_SYMBOL_BINDING_WEAK = 1; - while (offset < end) { - var subsectionType = getU8(); - var subsectionSize = getLEB(); - if (subsectionType === WASM_DYLINK_MEM_INFO) { - customSection.memorySize = getLEB(); - customSection.memoryAlign = getLEB(); - customSection.tableSize = getLEB(); - customSection.tableAlign = getLEB(); - } else if (subsectionType === WASM_DYLINK_NEEDED) { - customSection.neededDynlibs = getStringList(); - } else if (subsectionType === WASM_DYLINK_EXPORT_INFO) { - var count = getLEB(); - while (count--) { - var symname = getString(); - var flags = getLEB(); - if (flags & WASM_SYMBOL_TLS) { - customSection.tlsExports.add(symname); - } - } - } else if (subsectionType === WASM_DYLINK_IMPORT_INFO) { - var count = getLEB(); - while (count--) { - var modname = getString(); - var symname = getString(); - var flags = getLEB(); - if ((flags & WASM_SYMBOL_BINDING_MASK) == WASM_SYMBOL_BINDING_WEAK) { - customSection.weakImports.add(symname); - } - } - } else if (subsectionType === WASM_DYLINK_RUNTIME_PATH) { - customSection.runtimePaths = getStringList(); - } else { - // unknown subsection - offset += subsectionSize; - } - } - return customSection; -}; - -var newDSO = (name, handle, syms) => { - var dso = { - refcount: Infinity, - name, - exports: syms, - global: true - }; - LDSO.loadedLibsByName[name] = dso; - if (handle != undefined) { - LDSO.loadedLibsByHandle[handle] = dso; - } - return dso; -}; - -var LDSO = { - loadedLibsByName: {}, - loadedLibsByHandle: {}, - init() { - newDSO("__main__", 0, wasmImports); - } -}; - -var alignMemory = (size, alignment) => Math.ceil(size / alignment) * alignment; - -var getMemory = size => { - // After the runtime is initialized, we must only use sbrk() normally. - if (runtimeInitialized) { - // Currently we don't support freeing of static data when modules are - // unloaded via dlclose. This function is tagged as `noleakcheck` to - // avoid having this reported as leak. - return _calloc(size, 1); - } - var ret = ___heap_base; - // Keep __heap_base stack aligned. - var end = ret + alignMemory(size, 16); - ___heap_base = end; - // After allocating the memory from the start of the heap we need to ensure - // that once the program starts it doesn't use this region. In relocatable - // mode we can just update the __heap_base symbol that we are exporting to - // the main module. - // When not relocatable `__heap_base` is fixed and exported by the main - // module, but we can update the `sbrk_ptr` value instead. We call - // `_emscripten_get_sbrk_ptr` knowing that it is safe to call prior to - // runtime initialization (unlike, the higher level sbrk function) - var sbrk_ptr = _emscripten_get_sbrk_ptr(); - HEAPU32[((sbrk_ptr) >> 2)] = end; - return ret; -}; - -var isInternalSym = symName => [ "memory", "__memory_base", "__table_base", "__stack_pointer", "__indirect_function_table", "__cpp_exception", "__c_longjmp", "__wasm_apply_data_relocs", "__dso_handle", "__tls_size", "__tls_align", "__set_stack_limits", "_emscripten_tls_init", "__wasm_init_tls", "__wasm_call_ctors", "__start_em_asm", "__stop_em_asm", "__start_em_js", "__stop_em_js" ].includes(symName) || symName.startsWith("__em_js__"); - -var wasmTableMirror = []; - -var getWasmTableEntry = funcPtr => { - var func = wasmTableMirror[funcPtr]; - if (!func) { - /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); - if (Asyncify.isAsyncExport(func)) { - wasmTableMirror[funcPtr] = func = Asyncify.makeAsyncFunction(func); - } - } - return func; -}; - -var updateTableMap = (offset, count) => { - if (functionsInTableMap) { - for (var i = offset; i < offset + count; i++) { - var item = getWasmTableEntry(i); - // Ignore null values. - if (item) { - functionsInTableMap.set(item, i); - } - } - } -}; - -var functionsInTableMap; - -var getFunctionAddress = func => { - // First, create the map if this is the first use. - if (!functionsInTableMap) { - functionsInTableMap = new WeakMap; - updateTableMap(0, wasmTable.length); - } - return functionsInTableMap.get(func) || 0; -}; - -var freeTableIndexes = []; - -var getEmptyTableSlot = () => { - // Reuse a free index if there is one, otherwise grow. - if (freeTableIndexes.length) { - return freeTableIndexes.pop(); - } - // Grow the table - return wasmTable["grow"](1); -}; - -var setWasmTableEntry = (idx, func) => { - /** @suppress {checkTypes} */ wasmTable.set(idx, func); - // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overridden to return wrapped - // functions so we need to call it here to retrieve the potential wrapper correctly - // instead of just storing 'func' directly into wasmTableMirror - /** @suppress {checkTypes} */ wasmTableMirror[idx] = wasmTable.get(idx); -}; - -var uleb128EncodeWithLen = arr => { - const n = arr.length; - // Note: this LEB128 length encoding produces extra byte for n < 128, - // but we don't care as it's only used in a temporary representation. - return [ (n % 128) | 128, n >> 7, ...arr ]; -}; - -var wasmTypeCodes = { - "i": 127, - // i32 - "p": 127, - // i32 - "j": 126, - // i64 - "f": 125, - // f32 - "d": 124, - // f64 - "e": 111 -}; - -var generateTypePack = types => uleb128EncodeWithLen(Array.from(types, type => { - var code = wasmTypeCodes[type]; - return code; -})); - -var convertJsFunctionToWasm = (func, sig) => { - // Rest of the module is static - var bytes = Uint8Array.of(0, 97, 115, 109, // magic ("\0asm") - 1, 0, 0, 0, // version: 1 - 1, // Type section code - // The module is static, with the exception of the type section, which is - // generated based on the signature passed in. - ...uleb128EncodeWithLen([ 1, // count: 1 - 96, // param types - ...generateTypePack(sig.slice(1)), // return types (for now only supporting [] if `void` and single [T] otherwise) - ...generateTypePack(sig[0] === "v" ? "" : sig[0]) ]), // The rest of the module is static - 2, 7, // import section - // (import "e" "f" (func 0 (type 0))) - 1, 1, 101, 1, 102, 0, 0, 7, 5, // export section - // (export "f" (func 0 (type 0))) - 1, 1, 102, 0, 0); - // We can compile this wasm module synchronously because it is very small. - // This accepts an import (at "e.f"), that it reroutes to an export (at "f") - var module = new WebAssembly.Module(bytes); - var instance = new WebAssembly.Instance(module, { - "e": { - "f": func - } - }); - var wrappedFunc = instance.exports["f"]; - return wrappedFunc; -}; - -/** @param {string=} sig */ var addFunction = (func, sig) => { - // Check if the function is already in the table, to ensure each function - // gets a unique index. - var rtn = getFunctionAddress(func); - if (rtn) { - return rtn; - } - // It's not in the table, add it now. - var ret = getEmptyTableSlot(); - // Set the new value. - try { - // Attempting to call this with JS function will cause of table.set() to fail - setWasmTableEntry(ret, func); - } catch (err) { - if (!(err instanceof TypeError)) { - throw err; - } - var wrapped = convertJsFunctionToWasm(func, sig); - setWasmTableEntry(ret, wrapped); - } - functionsInTableMap.set(func, ret); - return ret; -}; - -/** @param {boolean=} replace */ var updateGOT = (exports, replace) => { - for (var symName in exports) { - if (isInternalSym(symName)) { - continue; - } - var value = exports[symName]; - var existingEntry = GOT[symName] && GOT[symName].value != -1; - if (replace || !existingEntry) { - var newValue; - if (typeof value == "function") { - newValue = addFunction(value); - } else if (typeof value == "number") { - newValue = value; - } else { - // The GOT can only contain addresses (i.e data addresses or function - // addresses so we currently ignore other types export here. - continue; - } - GOT[symName] ??= new WebAssembly.Global({ - "value": "i32", - "mutable": true - }); - GOT[symName].value = newValue; - } - } -}; - -var isImmutableGlobal = val => { - if (val instanceof WebAssembly.Global) { - try { - val.value = val.value; - } catch { - return true; - } - } - return false; -}; - -var relocateExports = (exports, memoryBase = 0) => { - function relocateExport(name, value) { - // Detect immuable wasm global exports. These represent data addresses - // which are relative to `memoryBase` - if (isImmutableGlobal(value)) { - return value.value + memoryBase; - } - // Return unmodified value (no relocation required). - return value; - } - var relocated = {}; - for (var e in exports) { - relocated[e] = relocateExport(e, exports[e]); - } - return relocated; -}; - -var isSymbolDefined = symName => { - // Ignore 'stub' symbols that are auto-generated as part of the original - // `wasmImports` used to instantiate the main module. - var existing = wasmImports[symName]; - if (!existing || existing.stub) { - return false; - } - // Even if a symbol exists in wasmImports, and is not itself a stub, it - // could be an ASYNCIFY wrapper function that wraps a stub function. - if (symName in asyncifyStubs && !asyncifyStubs[symName]) { - return false; - } - return true; -}; - -var resolveGlobalSymbol = (symName, direct = false) => { - var sym; - if (isSymbolDefined(symName)) { - sym = wasmImports[symName]; - } - return { - sym, - name: symName - }; -}; - -var onPostCtors = []; - -var addOnPostCtor = cb => onPostCtors.push(cb); - -/** - * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the - * emscripten HEAP, returns a copy of that string as a Javascript String object. - * - * @param {number} ptr - * @param {number=} maxBytesToRead - An optional length that specifies the - * maximum number of bytes to read. You can omit this parameter to scan the - * string until the first 0 byte. If maxBytesToRead is passed, and the string - * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the - * string will cut short at that byte index. - * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. - * @return {string} - */ var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ""; - -/** - * @param {string=} libName - * @param {Object=} localScope - * @param {number=} handle - */ var loadWebAssemblyModule = (binary, flags, libName, localScope, handle) => { - var metadata = getDylinkMetadata(binary); - // loadModule loads the wasm module after all its dependencies have been loaded. - // can be called both sync/async. - function loadModule() { - // alignments are powers of 2 - var memAlign = Math.pow(2, metadata.memoryAlign); - // prepare memory - var memoryBase = metadata.memorySize ? alignMemory(getMemory(metadata.memorySize + memAlign), memAlign) : 0; - // TODO: add to cleanups - var tableBase = metadata.tableSize ? wasmTable.length : 0; - if (handle) { - HEAP8[(handle) + (8)] = 1; - HEAPU32[(((handle) + (12)) >> 2)] = memoryBase; - HEAP32[(((handle) + (16)) >> 2)] = metadata.memorySize; - HEAPU32[(((handle) + (20)) >> 2)] = tableBase; - HEAP32[(((handle) + (24)) >> 2)] = metadata.tableSize; - } - if (metadata.tableSize) { - wasmTable.grow(metadata.tableSize); - } - // This is the export map that we ultimately return. We declare it here - // so it can be used within resolveSymbol. We resolve symbols against - // this local symbol map in the case there they are not present on the - // global Module object. We need this fallback because Modules sometime - // need to import their own symbols - var moduleExports; - function resolveSymbol(sym) { - var resolved = resolveGlobalSymbol(sym).sym; - if (!resolved && localScope) { - resolved = localScope[sym]; - } - if (!resolved) { - resolved = moduleExports[sym]; - } - return resolved; - } - // TODO kill ↓↓↓ (except "symbols local to this module", it will likely be - // not needed if we require that if A wants symbols from B it has to link - // to B explicitly: similarly to -Wl,--no-undefined) - // wasm dynamic libraries are pure wasm, so they cannot assist in - // their own loading. When side module A wants to import something - // provided by a side module B that is loaded later, we need to - // add a layer of indirection, but worse, we can't even tell what - // to add the indirection for, without inspecting what A's imports - // are. To do that here, we use a JS proxy (another option would - // be to inspect the binary directly). - var proxyHandler = { - get(stubs, prop) { - // symbols that should be local to this module - switch (prop) { - case "__memory_base": - return memoryBase; - - case "__table_base": - return tableBase; - } - if (prop in wasmImports && !wasmImports[prop].stub) { - // No stub needed, symbol already exists in symbol table - var res = wasmImports[prop]; - // Asyncify wraps exports, and we need to look through those wrappers. - if (res.orig) { - res = res.orig; - } - return res; - } - // Return a stub function that will resolve the symbol - // when first called. - if (!(prop in stubs)) { - var resolved; - stubs[prop] = (...args) => { - resolved ||= resolveSymbol(prop); - return resolved(...args); - }; - } - return stubs[prop]; - } - }; - var proxy = new Proxy({}, proxyHandler); - currentModuleWeakSymbols = metadata.weakImports; - var info = { - "GOT.mem": new Proxy({}, GOTHandler), - "GOT.func": new Proxy({}, GOTHandler), - "env": proxy, - "wasi_snapshot_preview1": proxy - }; - function postInstantiation(module, instance) { - // add new entries to functionsInTableMap - updateTableMap(tableBase, metadata.tableSize); - moduleExports = relocateExports(instance.exports, memoryBase); - updateGOT(moduleExports); - moduleExports = Asyncify.instrumentWasmExports(moduleExports); - if (!flags.allowUndefined) { - reportUndefinedSymbols(); - } - function addEmAsm(addr, body) { - var args = []; - for (var arity = 0; ;arity++) { - var argName = "$" + arity; - if (!body.includes(argName)) break; - args.push(argName); - } - args = args.join(","); - var func = `(${args}) => { ${body} };`; - ASM_CONSTS[start] = eval(func); - } - // Add any EM_ASM function that exist in the side module - if ("__start_em_asm" in moduleExports) { - var start = moduleExports["__start_em_asm"]; - var stop = moduleExports["__stop_em_asm"]; - while (start < stop) { - var jsString = UTF8ToString(start); - addEmAsm(start, jsString); - start = HEAPU8.indexOf(0, start) + 1; - } - } - function addEmJs(name, cSig, body) { - // The signature here is a C signature (e.g. "(int foo, char* bar)"). - // See `create_em_js` in emcc.py` for the build-time version of this - // code. - var jsArgs = []; - cSig = cSig.slice(1, -1); - if (cSig != "void") { - cSig = cSig.split(","); - for (var arg of cSig) { - var jsArg = arg.split(" ").pop(); - jsArgs.push(jsArg.replace("*", "")); - } - } - var func = `(${jsArgs}) => ${body};`; - moduleExports[name] = eval(func); - } - for (var name in moduleExports) { - if (name.startsWith("__em_js__")) { - var start = moduleExports[name]; - var jsString = UTF8ToString(start); - // EM_JS strings are stored in the data section in the form - // SIG<::>BODY. - var [sig, body] = jsString.split("<::>"); - addEmJs(name.replace("__em_js__", ""), sig, body); - delete moduleExports[name]; - } - } - // initialize the module - var applyRelocs = moduleExports["__wasm_apply_data_relocs"]; - if (applyRelocs) { - if (runtimeInitialized) { - applyRelocs(); - } else { - __RELOC_FUNCS__.push(applyRelocs); - } - } - var init = moduleExports["__wasm_call_ctors"]; - if (init) { - if (runtimeInitialized) { - init(); - } else { - // we aren't ready to run compiled code yet - addOnPostCtor(init); - } - } - return moduleExports; - } - if (flags.loadAsync) { - return (async () => { - var instance; - if (binary instanceof WebAssembly.Module) { - instance = new WebAssembly.Instance(binary, info); - } else { - // Destructuring assignment without declaration has to be wrapped - // with parens or parser will treat the l-value as an object - // literal instead. - (((({module: binary, instance} = await WebAssembly.instantiate(binary, info))))); - } - return postInstantiation(binary, instance); - })(); - } - var module = binary instanceof WebAssembly.Module ? binary : new WebAssembly.Module(binary); - var instance = new WebAssembly.Instance(module, info); - return postInstantiation(module, instance); - } - // We need to set rpath in flags based on the current library's rpath. - // We can't mutate flags or else if a depends on b and c and b depends on d, - // then c will be loaded with b's rpath instead of a's. - flags = { - ...flags, - rpath: { - parentLibPath: libName, - paths: metadata.runtimePaths - } - }; - // now load needed libraries and the module itself. - if (flags.loadAsync) { - return metadata.neededDynlibs.reduce((chain, dynNeeded) => chain.then(() => loadDynamicLibrary(dynNeeded, flags, localScope)), Promise.resolve()).then(loadModule); - } - for (var needed of metadata.neededDynlibs) { - loadDynamicLibrary(needed, flags, localScope); - } - return loadModule(); -}; - -var mergeLibSymbols = (exports, libName) => { - // add symbols into global namespace TODO: weak linking etc. - for (var [sym, exp] of Object.entries(exports)) { - // When RTLD_GLOBAL is enabled, the symbols defined by this shared object - // will be made available for symbol resolution of subsequently loaded - // shared objects. - // We should copy the symbols (which include methods and variables) from - // SIDE_MODULE to MAIN_MODULE. - const setImport = target => { - if (target in asyncifyStubs) { - asyncifyStubs[target] = exp; - } - if (!isSymbolDefined(target)) { - wasmImports[target] = exp; - } - }; - setImport(sym); - // Special case for handling of main symbol: If a side module exports - // `main` that also acts a definition for `__main_argc_argv` and vice - // versa. - const main_alias = "__main_argc_argv"; - if (sym == "main") { - setImport(main_alias); - } - if (sym == main_alias) { - setImport("main"); - } - } -}; - -var asyncLoad = async url => { - var arrayBuffer = await readAsync(url); - return new Uint8Array(arrayBuffer); -}; - -var preloadPlugins = []; - -var registerWasmPlugin = () => { - // Use string keys here for public methods to avoid minification since the - // plugin consumer also uses string keys. - var wasmPlugin = { - promiseChainEnd: Promise.resolve(), - "canHandle": name => !Module["noWasmDecoding"] && name.endsWith(".so"), - "handle": async (byteArray, name) => // loadWebAssemblyModule can not load modules out-of-order, so rather - // than just running the promises in parallel, this makes a chain of - // promises to run in series. - wasmPlugin.promiseChainEnd = wasmPlugin.promiseChainEnd.then(async () => { - try { - var exports = await loadWebAssemblyModule(byteArray, { - loadAsync: true, - nodelete: true - }, name, {}); - } catch (error) { - throw new Error(`failed to instantiate wasm: ${name}: ${error}`); - } - preloadedWasm[name] = exports; - return byteArray; - }) - }; - preloadPlugins.push(wasmPlugin); -}; - -var preloadedWasm = {}; - -var PATH = { - isAbs: path => path.charAt(0) === "/", - splitPath: filename => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - return splitPathRe.exec(filename).slice(1); - }, - normalizeArray: (parts, allowAboveRoot) => { - // if the path tries to go above the root, `up` ends up > 0 - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === ".") { - parts.splice(i, 1); - } else if (last === "..") { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - // if the path is allowed to go above the root, restore leading ..s - if (allowAboveRoot) { - for (;up; up--) { - parts.unshift(".."); - } - } - return parts; - }, - normalize: path => { - var isAbsolute = PATH.isAbs(path), trailingSlash = path.slice(-1) === "/"; - // Normalize the path - path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); - if (!path && !isAbsolute) { - path = "."; - } - if (path && trailingSlash) { - path += "/"; - } - return (isAbsolute ? "/" : "") + path; - }, - dirname: path => { - var result = PATH.splitPath(path), root = result[0], dir = result[1]; - if (!root && !dir) { - // No dirname whatsoever - return "."; - } - if (dir) { - // It has a dirname, strip trailing slash - dir = dir.slice(0, -1); - } - return root + dir; - }, - basename: path => path && path.match(/([^\/]+|\/)\/*$/)[1], - join: (...paths) => PATH.normalize(paths.join("/")), - join2: (l, r) => PATH.normalize(l + "/" + r) -}; - -var replaceORIGIN = (parentLibName, rpath) => { - if (rpath.startsWith("$ORIGIN")) { - // TODO: what to do if we only know the relative path of the file? It will return "." here. - var origin = PATH.dirname(parentLibName); - return rpath.replace("$ORIGIN", origin); - } - return rpath; -}; - -var stackSave = () => _emscripten_stack_get_current(); - -var stackRestore = val => __emscripten_stack_restore(val); - -var withStackSave = f => { - var stack = stackSave(); - var ret = f(); - stackRestore(stack); - return ret; -}; - -var stackAlloc = sz => __emscripten_stack_alloc(sz); - -var lengthBytesUTF8 = str => { - var len = 0; - for (var i = 0; i < str.length; ++i) { - // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code - // unit, not a Unicode code point of the character! So decode - // UTF16->UTF32->UTF8. - // See http://unicode.org/faq/utf_bom.html#utf16-3 - var c = str.charCodeAt(i); - // possibly a lead surrogate - if (c <= 127) { - len++; - } else if (c <= 2047) { - len += 2; - } else if (c >= 55296 && c <= 57343) { - len += 4; - ++i; - } else { - len += 3; - } - } - return len; -}; - -var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - // Parameter maxBytesToWrite is not optional. Negative values, 0, null, - // undefined and false each don't write out any bytes. - if (!(maxBytesToWrite > 0)) return 0; - var startIdx = outIdx; - var endIdx = outIdx + maxBytesToWrite - 1; - // -1 for string null terminator. - for (var i = 0; i < str.length; ++i) { - // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description - // and https://www.ietf.org/rfc/rfc2279.txt - // and https://tools.ietf.org/html/rfc3629 - var u = str.codePointAt(i); - if (u <= 127) { - if (outIdx >= endIdx) break; - heap[outIdx++] = u; - } else if (u <= 2047) { - if (outIdx + 1 >= endIdx) break; - heap[outIdx++] = 192 | (u >> 6); - heap[outIdx++] = 128 | (u & 63); - } else if (u <= 65535) { - if (outIdx + 2 >= endIdx) break; - heap[outIdx++] = 224 | (u >> 12); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - } else { - if (outIdx + 3 >= endIdx) break; - heap[outIdx++] = 240 | (u >> 18); - heap[outIdx++] = 128 | ((u >> 12) & 63); - heap[outIdx++] = 128 | ((u >> 6) & 63); - heap[outIdx++] = 128 | (u & 63); - // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. - // We need to manually skip over the second code unit for correct iteration. - i++; - } - } - // Null-terminate the pointer to the buffer. - heap[outIdx] = 0; - return outIdx - startIdx; -}; - -var stringToUTF8 = (str, outPtr, maxBytesToWrite) => stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - -var stringToUTF8OnStack = str => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; -}; - -var initRandomFill = () => view => crypto.getRandomValues(view); - -var randomFill = view => { - // Lazily init on the first invocation. - (randomFill = initRandomFill())(view); -}; - -var PATH_FS = { - resolve: (...args) => { - var resolvedPath = "", resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[i] : FS.cwd(); - // Skip empty and invalid entries - if (typeof path != "string") { - throw new TypeError("Arguments to path.resolve must be strings"); - } else if (!path) { - return ""; - } - resolvedPath = path + "/" + resolvedPath; - resolvedAbsolute = PATH.isAbs(path); - } - // At this point the path should be resolved to a full absolute path, but - // handle relative paths to be safe (might happen when process.cwd() fails) - resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); - return ((resolvedAbsolute ? "/" : "") + resolvedPath) || "."; - }, - relative: (from, to) => { - from = PATH_FS.resolve(from).slice(1); - to = PATH_FS.resolve(to).slice(1); - function trim(arr) { - var start = 0; - for (;start < arr.length; start++) { - if (arr[start] !== "") break; - } - var end = arr.length - 1; - for (;end >= 0; end--) { - if (arr[end] !== "") break; - } - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - var fromParts = trim(from.split("/")); - var toParts = trim(to.split("/")); - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push(".."); - } - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - return outputParts.join("/"); - } -}; - -var FS_stdin_getChar_buffer = []; - -/** @type {function(string, boolean=, number=)} */ var intArrayFromString = (stringy, dontAddNull, length) => { - var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1; - var u8array = new Array(len); - var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); - if (dontAddNull) u8array.length = numBytesWritten; - return u8array; -}; - -var FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.length) { - var result = null; - if (ENVIRONMENT_IS_NODE) { - // we will read data by chunks of BUFSIZE - var BUFSIZE = 256; - var buf = Buffer.alloc(BUFSIZE); - var bytesRead = 0; - // For some reason we must suppress a closure warning here, even though - // fd definitely exists on process.stdin, and is even the proper way to - // get the fd of stdin, - // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 - // This started to happen after moving this logic out of library_tty.js, - // so it is related to the surrounding code in some unclear manner. - /** @suppress {missingProperties} */ var fd = process.stdin.fd; - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } catch (e) { - // Cross-platform differences: on Windows, reading EOF throws an - // exception, but on other OSes, reading EOF returns 0. Uniformize - // behavior by treating the EOF exception to return 0. - if (e.toString().includes("EOF")) bytesRead = 0; else throw e; - } - if (bytesRead > 0) { - result = buf.slice(0, bytesRead).toString("utf-8"); - } - } else {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); -}; - -var TTY = { - ttys: [], - init() {}, - shutdown() {}, - register(dev, ops) { - TTY.ttys[dev] = { - input: [], - output: [], - ops - }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops: { - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - // flush any pending line data - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.get_char) { - throw new FS.ErrnoError(60); - } - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = stream.tty.ops.get_char(stream.tty); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.atime = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - if (!stream.tty || !stream.tty.ops.put_char) { - throw new FS.ErrnoError(60); - } - try { - for (var i = 0; i < length; i++) { - stream.tty.ops.put_char(stream.tty, buffer[offset + i]); - } - } catch (e) { - throw new FS.ErrnoError(29); - } - if (length) { - stream.node.mtime = stream.node.ctime = Date.now(); - } - return i; - } - }, - default_tty_ops: { - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output?.length > 0) { - out(UTF8ArrayToString(tty.output)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - // typical setting - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ 3, 28, 127, 21, 4, 0, 1, 0, 17, 19, 26, 0, 18, 15, 23, 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - // currently just ignore - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [ 24, 80 ]; - } - }, - default_tty1_ops: { - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output?.length > 0) { - err(UTF8ArrayToString(tty.output)); - tty.output = []; - } - } - } -}; - -var zeroMemory = (ptr, size) => HEAPU8.fill(0, ptr, ptr + size); - -var mmapAlloc = size => { - size = alignMemory(size, 65536); - var ptr = _emscripten_builtin_memalign(65536, size); - if (ptr) zeroMemory(ptr, size); - return ptr; -}; - -var MEMFS = { - ops_table: null, - mount(mount) { - return MEMFS.createNode(null, "/", 16895, 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - // no supported - throw new FS.ErrnoError(63); - } - MEMFS.ops_table ||= { - dir: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - lookup: MEMFS.node_ops.lookup, - mknod: MEMFS.node_ops.mknod, - rename: MEMFS.node_ops.rename, - unlink: MEMFS.node_ops.unlink, - rmdir: MEMFS.node_ops.rmdir, - readdir: MEMFS.node_ops.readdir, - symlink: MEMFS.node_ops.symlink - }, - stream: { - llseek: MEMFS.stream_ops.llseek - } - }, - file: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: { - llseek: MEMFS.stream_ops.llseek, - read: MEMFS.stream_ops.read, - write: MEMFS.stream_ops.write, - mmap: MEMFS.stream_ops.mmap, - msync: MEMFS.stream_ops.msync - } - }, - link: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr, - readlink: MEMFS.node_ops.readlink - }, - stream: {} - }, - chrdev: { - node: { - getattr: MEMFS.node_ops.getattr, - setattr: MEMFS.node_ops.setattr - }, - stream: FS.chrdev_stream_ops - } - }; - var node = FS.createNode(parent, name, mode, dev); - if (FS.isDir(node.mode)) { - node.node_ops = MEMFS.ops_table.dir.node; - node.stream_ops = MEMFS.ops_table.dir.stream; - node.contents = {}; - } else if (FS.isFile(node.mode)) { - node.node_ops = MEMFS.ops_table.file.node; - node.stream_ops = MEMFS.ops_table.file.stream; - node.usedBytes = 0; - // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. - // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred - // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size - // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. - node.contents = null; - } else if (FS.isLink(node.mode)) { - node.node_ops = MEMFS.ops_table.link.node; - node.stream_ops = MEMFS.ops_table.link.stream; - } else if (FS.isChrdev(node.mode)) { - node.node_ops = MEMFS.ops_table.chrdev.node; - node.stream_ops = MEMFS.ops_table.chrdev.stream; - } - node.atime = node.mtime = node.ctime = Date.now(); - // add the new node to the parent - if (parent) { - parent.contents[name] = node; - parent.atime = parent.mtime = parent.ctime = node.atime; - } - return node; - }, - getFileDataAsTypedArray(node) { - if (!node.contents) return new Uint8Array(0); - if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); - // Make sure to not return excess unused bytes. - return new Uint8Array(node.contents); - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents ? node.contents.length : 0; - if (prevCapacity >= newCapacity) return; - // No need to expand, the storage was already large enough. - // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. - // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to - // avoid overshooting the allocation cap by a very large margin. - var CAPACITY_DOUBLING_MAX = 1024 * 1024; - newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>> 0); - if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); - // At minimum allocate 256b for each file when expanding. - var oldContents = node.contents; - node.contents = new Uint8Array(newCapacity); - // Allocate new storage. - if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - if (newSize == 0) { - node.contents = null; - // Fully decommit when requesting a resize to zero. - node.usedBytes = 0; - } else { - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); - // Allocate new storage. - if (oldContents) { - node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); - } - node.usedBytes = newSize; - } - }, - node_ops: { - getattr(node) { - var attr = {}; - // device numbers reuse inode numbers. - attr.dev = FS.isChrdev(node.mode) ? node.id : 1; - attr.ino = node.id; - attr.mode = node.mode; - attr.nlink = 1; - attr.uid = 0; - attr.gid = 0; - attr.rdev = node.rdev; - if (FS.isDir(node.mode)) { - attr.size = 4096; - } else if (FS.isFile(node.mode)) { - attr.size = node.usedBytes; - } else if (FS.isLink(node.mode)) { - attr.size = node.link.length; - } else { - attr.size = 0; - } - attr.atime = new Date(node.atime); - attr.mtime = new Date(node.mtime); - attr.ctime = new Date(node.ctime); - // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), - // but this is not required by the standard. - attr.blksize = 4096; - attr.blocks = Math.ceil(attr.size / attr.blksize); - return attr; - }, - setattr(node, attr) { - for (const key of [ "mode", "atime", "mtime", "ctime" ]) { - if (attr[key] != null) { - node[key] = attr[key]; - } - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - // This error may happen quite a bit. To avoid overhead we reuse it (and - // suffer a lack of stack info). - if (!MEMFS.doesNotExistError) { - MEMFS.doesNotExistError = new FS.ErrnoError(44); - /** @suppress {checkTypes} */ MEMFS.doesNotExistError.stack = ""; - } - throw MEMFS.doesNotExistError; - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - if (FS.isDir(old_node.mode)) { - // if we're overwriting a directory at new_name, make sure it's empty. - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - FS.hashRemoveNode(new_node); - } - // do the internal rewiring - delete old_node.parent.contents[old_node.name]; - new_dir.contents[new_name] = old_node; - old_node.name = new_name; - new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.ctime = parent.mtime = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.ctime = parent.mtime = Date.now(); - }, - readdir(node) { - return [ ".", "..", ...Object.keys(node.contents) ]; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - } - }, - stream_ops: { - read(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= stream.node.usedBytes) return 0; - var size = Math.min(stream.node.usedBytes - position, length); - if (size > 8 && contents.subarray) { - // non-trivial, and typed array - buffer.set(contents.subarray(position, position + size), offset); - } else { - for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; - } - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - // If the buffer is located in main memory (HEAP), and if - // memory can grow, we can't hold on to references of the - // memory buffer, as they may get invalidated. That means we - // need to do copy its contents. - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - if (!length) return 0; - var node = stream.node; - node.mtime = node.ctime = Date.now(); - if (buffer.subarray && (!node.contents || node.contents.subarray)) { - // This write is from a typed array to a typed array? - if (canOwn) { - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = length; - return length; - } else if (node.usedBytes === 0 && position === 0) { - // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. - node.contents = buffer.slice(offset, offset + length); - node.usedBytes = length; - return length; - } else if (position + length <= node.usedBytes) { - // Writing to an already allocated and used subrange of the file? - node.contents.set(buffer.subarray(offset, offset + length), position); - return length; - } - } - // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. - MEMFS.expandFileStorage(node, position + length); - if (node.contents.subarray && buffer.subarray) { - // Use typed array write which is available. - node.contents.set(buffer.subarray(offset, offset + length), position); - } else { - for (var i = 0; i < length; i++) { - node.contents[position + i] = buffer[offset + i]; - } - } - node.usedBytes = Math.max(node.usedBytes, position + length); - return length; - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - position += stream.node.usedBytes; - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr; - var allocated; - var contents = stream.node.contents; - // Only make a new copy when MAP_PRIVATE is specified. - if (!(flags & 2) && contents && contents.buffer === HEAP8.buffer) { - // We can't emulate MAP_SHARED when the file is not backed by the - // buffer we're mapping to (e.g. the HEAP buffer). - allocated = false; - ptr = contents.byteOffset; - } else { - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - if (contents) { - // Try to avoid unnecessary slices. - if (position > 0 || position + length < contents.length) { - if (contents.subarray) { - contents = contents.subarray(position, position + length); - } else { - contents = Array.prototype.slice.call(contents, position, position + length); - } - } - HEAP8.set(contents, ptr); - } - } - return { - ptr, - allocated - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); - // should we check if bytesWritten and length are the same? - return 0; - } - } -}; - -var FS_modeStringToFlags = str => { - var flagModes = { - "r": 0, - "r+": 2, - "w": 512 | 64 | 1, - "w+": 512 | 64 | 2, - "a": 1024 | 64 | 1, - "a+": 1024 | 64 | 2 - }; - var flags = flagModes[str]; - if (typeof flags == "undefined") { - throw new Error(`Unknown file open mode: ${str}`); - } - return flags; -}; - -var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; -}; - -var ERRNO_CODES = { - "EPERM": 63, - "ENOENT": 44, - "ESRCH": 71, - "EINTR": 27, - "EIO": 29, - "ENXIO": 60, - "E2BIG": 1, - "ENOEXEC": 45, - "EBADF": 8, - "ECHILD": 12, - "EAGAIN": 6, - "EWOULDBLOCK": 6, - "ENOMEM": 48, - "EACCES": 2, - "EFAULT": 21, - "ENOTBLK": 105, - "EBUSY": 10, - "EEXIST": 20, - "EXDEV": 75, - "ENODEV": 43, - "ENOTDIR": 54, - "EISDIR": 31, - "EINVAL": 28, - "ENFILE": 41, - "EMFILE": 33, - "ENOTTY": 59, - "ETXTBSY": 74, - "EFBIG": 22, - "ENOSPC": 51, - "ESPIPE": 70, - "EROFS": 69, - "EMLINK": 34, - "EPIPE": 64, - "EDOM": 18, - "ERANGE": 68, - "ENOMSG": 49, - "EIDRM": 24, - "ECHRNG": 106, - "EL2NSYNC": 156, - "EL3HLT": 107, - "EL3RST": 108, - "ELNRNG": 109, - "EUNATCH": 110, - "ENOCSI": 111, - "EL2HLT": 112, - "EDEADLK": 16, - "ENOLCK": 46, - "EBADE": 113, - "EBADR": 114, - "EXFULL": 115, - "ENOANO": 104, - "EBADRQC": 103, - "EBADSLT": 102, - "EDEADLOCK": 16, - "EBFONT": 101, - "ENOSTR": 100, - "ENODATA": 116, - "ETIME": 117, - "ENOSR": 118, - "ENONET": 119, - "ENOPKG": 120, - "EREMOTE": 121, - "ENOLINK": 47, - "EADV": 122, - "ESRMNT": 123, - "ECOMM": 124, - "EPROTO": 65, - "EMULTIHOP": 36, - "EDOTDOT": 125, - "EBADMSG": 9, - "ENOTUNIQ": 126, - "EBADFD": 127, - "EREMCHG": 128, - "ELIBACC": 129, - "ELIBBAD": 130, - "ELIBSCN": 131, - "ELIBMAX": 132, - "ELIBEXEC": 133, - "ENOSYS": 52, - "ENOTEMPTY": 55, - "ENAMETOOLONG": 37, - "ELOOP": 32, - "EOPNOTSUPP": 138, - "EPFNOSUPPORT": 139, - "ECONNRESET": 15, - "ENOBUFS": 42, - "EAFNOSUPPORT": 5, - "EPROTOTYPE": 67, - "ENOTSOCK": 57, - "ENOPROTOOPT": 50, - "ESHUTDOWN": 140, - "ECONNREFUSED": 14, - "EADDRINUSE": 3, - "ECONNABORTED": 13, - "ENETUNREACH": 40, - "ENETDOWN": 38, - "ETIMEDOUT": 73, - "EHOSTDOWN": 142, - "EHOSTUNREACH": 23, - "EINPROGRESS": 26, - "EALREADY": 7, - "EDESTADDRREQ": 17, - "EMSGSIZE": 35, - "EPROTONOSUPPORT": 66, - "ESOCKTNOSUPPORT": 137, - "EADDRNOTAVAIL": 4, - "ENETRESET": 39, - "EISCONN": 30, - "ENOTCONN": 53, - "ETOOMANYREFS": 141, - "EUSERS": 136, - "EDQUOT": 19, - "ESTALE": 72, - "ENOTSUP": 138, - "ENOMEDIUM": 148, - "EILSEQ": 25, - "EOVERFLOW": 61, - "ECANCELED": 11, - "ENOTRECOVERABLE": 56, - "EOWNERDEAD": 62, - "ESTRPIPE": 135 -}; - -var NODEFS = { - isWindows: false, - staticInit() { - NODEFS.isWindows = !!process.platform.match(/^win/); - var flags = process.binding("constants")["fs"]; - NODEFS.flagsForNodeMap = { - 1024: flags["O_APPEND"], - 64: flags["O_CREAT"], - 128: flags["O_EXCL"], - 256: flags["O_NOCTTY"], - 0: flags["O_RDONLY"], - 2: flags["O_RDWR"], - 4096: flags["O_SYNC"], - 512: flags["O_TRUNC"], - 1: flags["O_WRONLY"], - 131072: flags["O_NOFOLLOW"] - }; - }, - convertNodeCode(e) { - var code = e.code; - return ERRNO_CODES[code]; - }, - tryFSOperation(f) { - try { - return f(); - } catch (e) { - if (!e.code) throw e; - // node under windows can return code 'UNKNOWN' here: - // https://github.com/emscripten-core/emscripten/issues/15468 - if (e.code === "UNKNOWN") throw new FS.ErrnoError(28); - throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); - } - }, - mount(mount) { - return NODEFS.createNode(null, "/", NODEFS.getMode(mount.opts.root), 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(28); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = NODEFS.node_ops; - node.stream_ops = NODEFS.stream_ops; - return node; - }, - getMode(path) { - return NODEFS.tryFSOperation(() => { - var mode = fs.lstatSync(path).mode; - if (NODEFS.isWindows) { - // Windows does not report the 'x' permission bit, so propagate read - // bits to execute bits. - mode |= (mode & 292) >> 2; - } - return mode; - }); - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - flagsForNode(flags) { - flags &= ~2097152; - // Ignore this flag from musl, otherwise node.js fails to open the file. - flags &= ~2048; - // Ignore this flag from musl, otherwise node.js fails to open the file. - flags &= ~32768; - // Ignore this flag from musl, otherwise node.js fails to open the file. - flags &= ~524288; - // Some applications may pass it; it makes no sense for a single process. - flags &= ~65536; - // Node.js doesn't need this passed in, it errors. - var newFlags = 0; - for (var k in NODEFS.flagsForNodeMap) { - if (flags & k) { - newFlags |= NODEFS.flagsForNodeMap[k]; - flags ^= k; - } - } - if (flags) { - throw new FS.ErrnoError(28); - } - return newFlags; - }, - getattr(func, node) { - var stat = NODEFS.tryFSOperation(func); - if (NODEFS.isWindows) { - // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake - // them with default blksize of 4096. - // See http://support.microsoft.com/kb/140365 - if (!stat.blksize) { - stat.blksize = 4096; - } - if (!stat.blocks) { - stat.blocks = (stat.size + stat.blksize - 1) / stat.blksize | 0; - } - // Windows does not report the 'x' permission bit, so propagate read - // bits to execute bits. - stat.mode |= (stat.mode & 292) >> 2; - } - return { - dev: stat.dev, - ino: node.id, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(arg, node, attr, chmod, utimes, truncate, stat) { - NODEFS.tryFSOperation(() => { - if (attr.mode !== undefined) { - var mode = attr.mode; - if (NODEFS.isWindows) { - // Windows only supports S_IREAD / S_IWRITE (S_IRUSR / S_IWUSR) - // https://learn.microsoft.com/en-us/cpp/c-runtime-library/reference/chmod-wchmod - mode &= 384; - } - chmod(arg, mode); - // update the common node structure mode as well - node.mode = attr.mode; - } - if (typeof (attr.atime ?? attr.mtime) === "number") { - // Unfortunately, we have to stat the current value if we don't want - // to change it. On top of that, since the times don't round trip - // this will only keep the value nearly unchanged not exactly - // unchanged. See: - // https://github.com/nodejs/node/issues/56492 - var atime = new Date(attr.atime ?? stat(arg).atime); - var mtime = new Date(attr.mtime ?? stat(arg).mtime); - utimes(arg, atime, mtime); - } - if (attr.size !== undefined) { - truncate(arg, attr.size); - } - }); - }, - node_ops: { - getattr(node) { - var path = NODEFS.realPath(node); - return NODEFS.getattr(() => fs.lstatSync(path), node); - }, - setattr(node, attr) { - var path = NODEFS.realPath(node); - if (attr.mode != null && attr.dontFollow) { - throw new FS.ErrnoError(52); - } - NODEFS.setattr(path, node, attr, fs.chmodSync, fs.utimesSync, fs.truncateSync, fs.lstatSync); - }, - lookup(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - var mode = NODEFS.getMode(path); - return NODEFS.createNode(parent, name, mode); - }, - mknod(parent, name, mode, dev) { - var node = NODEFS.createNode(parent, name, mode, dev); - // create the backing node for this in the fs root as well - var path = NODEFS.realPath(node); - NODEFS.tryFSOperation(() => { - if (FS.isDir(node.mode)) { - fs.mkdirSync(path, node.mode); - } else { - fs.writeFileSync(path, "", { - mode: node.mode - }); - } - }); - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = NODEFS.realPath(oldNode); - var newPath = PATH.join2(NODEFS.realPath(newDir), newName); - try { - FS.unlink(newPath); - } catch (e) {} - NODEFS.tryFSOperation(() => fs.renameSync(oldPath, newPath)); - oldNode.name = newName; - }, - unlink(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.unlinkSync(path)); - }, - rmdir(parent, name) { - var path = PATH.join2(NODEFS.realPath(parent), name); - NODEFS.tryFSOperation(() => fs.rmdirSync(path)); - }, - readdir(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readdirSync(path)); - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(NODEFS.realPath(parent), newName); - NODEFS.tryFSOperation(() => fs.symlinkSync(oldPath, newPath)); - }, - readlink(node) { - var path = NODEFS.realPath(node); - return NODEFS.tryFSOperation(() => fs.readlinkSync(path)); - }, - statfs(path) { - var stats = NODEFS.tryFSOperation(() => fs.statfsSync(path)); - // Node.js doesn't provide frsize (fragment size). Set it to bsize (block size) - // as they're often the same in many file systems. May not be accurate for all. - stats.frsize = stats.bsize; - return stats; - } - }, - stream_ops: { - getattr(stream) { - return NODEFS.getattr(() => fs.fstatSync(stream.nfd), stream.node); - }, - setattr(stream, attr) { - NODEFS.setattr(stream.nfd, stream.node, attr, fs.fchmodSync, fs.futimesSync, fs.ftruncateSync, fs.fstatSync); - }, - open(stream) { - var path = NODEFS.realPath(stream.node); - NODEFS.tryFSOperation(() => { - stream.shared.refcount = 1; - stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); - }); - }, - close(stream) { - NODEFS.tryFSOperation(() => { - if (stream.nfd && --stream.shared.refcount === 0) { - fs.closeSync(stream.nfd); - } - }); - }, - dup(stream) { - stream.shared.refcount++; - }, - read(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.readSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - write(stream, buffer, offset, length, position) { - return NODEFS.tryFSOperation(() => fs.writeSync(stream.nfd, new Int8Array(buffer.buffer, offset, length), 0, length, position)); - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - NODEFS.tryFSOperation(() => { - var stat = fs.fstatSync(stream.nfd); - position += stat.size; - }); - } - } - if (position < 0) { - throw new FS.ErrnoError(28); - } - return position; - }, - mmap(stream, length, position, prot, flags) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - var ptr = mmapAlloc(length); - NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); - return { - ptr, - allocated: true - }; - }, - msync(stream, buffer, offset, length, mmapFlags) { - NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); - // should we check if bytesWritten and length are the same? - return 0; - } - } -}; - -var PROXYFS = { - mount(mount) { - return PROXYFS.createNode(null, "/", mount.opts.fs.lstat(mount.opts.root).mode, 0); - }, - createNode(parent, name, mode, dev) { - if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - var node = FS.createNode(parent, name, mode); - node.node_ops = PROXYFS.node_ops; - node.stream_ops = PROXYFS.stream_ops; - return node; - }, - realPath(node) { - var parts = []; - while (node.parent !== node) { - parts.push(node.name); - node = node.parent; - } - parts.push(node.mount.opts.root); - parts.reverse(); - return PATH.join(...parts); - }, - node_ops: { - getattr(node) { - var path = PROXYFS.realPath(node); - var stat; - try { - stat = node.mount.opts.fs.lstat(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return { - dev: stat.dev, - ino: stat.ino, - mode: stat.mode, - nlink: stat.nlink, - uid: stat.uid, - gid: stat.gid, - rdev: stat.rdev, - size: stat.size, - atime: stat.atime, - mtime: stat.mtime, - ctime: stat.ctime, - blksize: stat.blksize, - blocks: stat.blocks - }; - }, - setattr(node, attr) { - var path = PROXYFS.realPath(node); - try { - if (attr.mode !== undefined) { - node.mount.opts.fs.chmod(path, attr.mode); - // update the common node structure mode as well - node.mode = attr.mode; - } - if (attr.atime || attr.mtime) { - var atime = new Date(attr.atime || attr.mtime); - var mtime = new Date(attr.mtime || attr.atime); - node.mount.opts.fs.utime(path, atime, mtime); - } - if (attr.size !== undefined) { - node.mount.opts.fs.truncate(path, attr.size); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - lookup(parent, name) { - try { - var path = PATH.join2(PROXYFS.realPath(parent), name); - var mode = parent.mount.opts.fs.lstat(path).mode; - var node = PROXYFS.createNode(parent, name, mode); - return node; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - mknod(parent, name, mode, dev) { - var node = PROXYFS.createNode(parent, name, mode, dev); - // create the backing node for this in the fs root as well - var path = PROXYFS.realPath(node); - try { - if (FS.isDir(node.mode)) { - node.mount.opts.fs.mkdir(path, node.mode); - } else { - node.mount.opts.fs.writeFile(path, "", { - mode: node.mode - }); - } - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - return node; - }, - rename(oldNode, newDir, newName) { - var oldPath = PROXYFS.realPath(oldNode); - var newPath = PATH.join2(PROXYFS.realPath(newDir), newName); - try { - oldNode.mount.opts.fs.rename(oldPath, newPath); - oldNode.name = newName; - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - unlink(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.unlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - rmdir(parent, name) { - var path = PATH.join2(PROXYFS.realPath(parent), name); - try { - parent.mount.opts.fs.rmdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readdir(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readdir(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - symlink(parent, newName, oldPath) { - var newPath = PATH.join2(PROXYFS.realPath(parent), newName); - try { - parent.mount.opts.fs.symlink(oldPath, newPath); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - readlink(node) { - var path = PROXYFS.realPath(node); - try { - return node.mount.opts.fs.readlink(path); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - }, - stream_ops: { - open(stream) { - var path = PROXYFS.realPath(stream.node); - try { - stream.nfd = stream.node.mount.opts.fs.open(path, stream.flags); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - close(stream) { - try { - stream.node.mount.opts.fs.close(stream.nfd); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - read(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.read(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - write(stream, buffer, offset, length, position) { - try { - return stream.node.mount.opts.fs.write(stream.nfd, buffer, offset, length, position); - } catch (e) { - if (!e.code) throw e; - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - }, - llseek(stream, offset, whence) { - var position = offset; - if (whence === 1) { - position += stream.position; - } else if (whence === 2) { - if (FS.isFile(stream.node.mode)) { - try { - var stat = stream.node.node_ops.getattr(stream.node); - position += stat.size; - } catch (e) { - throw new FS.ErrnoError(ERRNO_CODES[e.code]); - } - } - } - if (position < 0) { - throw new FS.ErrnoError(ERRNO_CODES.EINVAL); - } - return position; - } - } -}; - -var FS_createDataFile = (...args) => FS.createDataFile(...args); - -var getUniqueRunDependency = id => id; - -var FS_handledByPreloadPlugin = async (byteArray, fullname) => { - // Ensure plugins are ready. - if (typeof Browser != "undefined") Browser.init(); - for (var plugin of preloadPlugins) { - if (plugin["canHandle"](fullname)) { - return plugin["handle"](byteArray, fullname); - } - } - // In no plugin handled this file then return the original/unmodified - // byteArray. - return byteArray; -}; - -var FS_preloadFile = async (parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish) => { - // TODO we should allow people to just pass in a complete filename instead - // of parent and name being that we just join them anyways - var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; - var dep = getUniqueRunDependency(`cp ${fullname}`); - // might have several active requests for the same fullname - addRunDependency(dep); - try { - var byteArray = url; - if (typeof url == "string") { - byteArray = await asyncLoad(url); - } - byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - } finally { - removeRunDependency(dep); - } -}; - -var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); -}; - -var FS = { - root: null, - mounts: [], - devices: {}, - streams: [], - nextInode: 1, - nameTable: null, - currentPath: "/", - initialized: false, - ignorePermissions: true, - filesystems: null, - syncFSRequests: 0, - readFiles: {}, - ErrnoError: class { - name="ErrnoError"; - // We set the `name` property to be able to identify `FS.ErrnoError` - // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. - // - when using PROXYFS, an error can come from an underlying FS - // as different FS objects have their own FS.ErrnoError each, - // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. - // we'll use the reliable test `err.name == "ErrnoError"` instead - constructor(errno) { - this.errno = errno; - } - }, - FSStream: class { - shared={}; - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode: class { - node_ops={}; - stream_ops={}; - readMode=292 | 73; - writeMode=146; - mounted=null; - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; - } - this.parent = parent; - this.mount = parent.mount; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.rdev = rdev; - this.atime = this.mtime = this.ctime = Date.now(); - } - get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - if (!path) { - throw new FS.ErrnoError(44); - } - opts.follow_mount ??= true; - if (!PATH.isAbs(path)) { - path = FS.cwd() + "/" + path; - } - // limit max consecutive symlinks to 40 (SYMLOOP_MAX). - linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { - // split the absolute path - var parts = path.split("/").filter(p => !!p); - // start at the root - var current = FS.root; - var current_path = "/"; - for (var i = 0; i < parts.length; i++) { - var islast = (i === parts.length - 1); - if (islast && opts.parent) { - // stop resolving - break; - } - if (parts[i] === ".") { - continue; - } - if (parts[i] === "..") { - current_path = PATH.dirname(current_path); - if (FS.isRoot(current)) { - path = current_path + "/" + parts.slice(i + 1).join("/"); - // We're making progress here, don't let many consecutive ..'s - // lead to ELOOP - nlinks--; - continue linkloop; - } else { - current = current.parent; - } - continue; - } - current_path = PATH.join2(current_path, parts[i]); - try { - current = FS.lookupNode(current, parts[i]); - } catch (e) { - // if noent_okay is true, suppress a ENOENT in the last component - // and return an object with an undefined node. This is needed for - // resolving symlinks in the path when creating a file. - if ((e?.errno === 44) && islast && opts.noent_okay) { - return { - path: current_path - }; - } - throw e; - } - // jump to the mount's root node if this is a mountpoint - if (FS.isMountpoint(current) && (!islast || opts.follow_mount)) { - current = current.mounted.root; - } - // by default, lookupPath will not follow a symlink if it is the final path component. - // setting opts.follow = true will override this behavior. - if (FS.isLink(current.mode) && (!islast || opts.follow)) { - if (!current.node_ops.readlink) { - throw new FS.ErrnoError(52); - } - var link = current.node_ops.readlink(current); - if (!PATH.isAbs(link)) { - link = PATH.dirname(current_path) + "/" + link; - } - path = link + "/" + parts.slice(i + 1).join("/"); - continue linkloop; - } - } - return { - path: current_path, - node: current - }; - } - throw new FS.ErrnoError(32); - }, - getPath(node) { - var path; - while (true) { - if (FS.isRoot(node)) { - var mount = node.mount.mountpoint; - if (!path) return mount; - return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; - } - path = path ? `${node.name}/${path}` : node.name; - node = node.parent; - } - }, - hashName(parentid, name) { - var hash = 0; - for (var i = 0; i < name.length; i++) { - hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; - } - return ((parentid + hash) >>> 0) % FS.nameTable.length; - }, - hashAddNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - node.name_next = FS.nameTable[hash]; - FS.nameTable[hash] = node; - }, - hashRemoveNode(node) { - var hash = FS.hashName(node.parent.id, node.name); - if (FS.nameTable[hash] === node) { - FS.nameTable[hash] = node.name_next; - } else { - var current = FS.nameTable[hash]; - while (current) { - if (current.name_next === node) { - current.name_next = node.name_next; - break; - } - current = current.name_next; - } - } - }, - lookupNode(parent, name) { - var errCode = FS.mayLookup(parent); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - var hash = FS.hashName(parent.id, name); - for (var node = FS.nameTable[hash]; node; node = node.name_next) { - var nodeName = node.name; - if (node.parent.id === parent.id && nodeName === name) { - return node; - } - } - // if we failed to find it in the cache, call into the VFS - return FS.lookup(parent, name); - }, - createNode(parent, name, mode, rdev) { - var node = new FS.FSNode(parent, name, mode, rdev); - FS.hashAddNode(node); - return node; - }, - destroyNode(node) { - FS.hashRemoveNode(node); - }, - isRoot(node) { - return node === node.parent; - }, - isMountpoint(node) { - return !!node.mounted; - }, - isFile(mode) { - return (mode & 61440) === 32768; - }, - isDir(mode) { - return (mode & 61440) === 16384; - }, - isLink(mode) { - return (mode & 61440) === 40960; - }, - isChrdev(mode) { - return (mode & 61440) === 8192; - }, - isBlkdev(mode) { - return (mode & 61440) === 24576; - }, - isFIFO(mode) { - return (mode & 61440) === 4096; - }, - isSocket(mode) { - return (mode & 49152) === 49152; - }, - flagsToPermissionString(flag) { - var perms = [ "r", "w", "rw" ][flag & 3]; - if ((flag & 512)) { - perms += "w"; - } - return perms; - }, - nodePermissions(node, perms) { - if (FS.ignorePermissions) { - return 0; - } - // return 0 if any user, group or owner bits are set. - if (perms.includes("r") && !(node.mode & 292)) { - return 2; - } else if (perms.includes("w") && !(node.mode & 146)) { - return 2; - } else if (perms.includes("x") && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, "x"); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - if (!FS.isDir(dir.mode)) { - return 54; - } - try { - var node = FS.lookupNode(dir, name); - return 20; - } catch (e) {} - return FS.nodePermissions(dir, "wx"); - }, - mayDelete(dir, name, isdir) { - var node; - try { - node = FS.lookupNode(dir, name); - } catch (e) { - return e.errno; - } - var errCode = FS.nodePermissions(dir, "wx"); - if (errCode) { - return errCode; - } - if (isdir) { - if (!FS.isDir(node.mode)) { - return 54; - } - if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { - return 10; - } - } else { - if (FS.isDir(node.mode)) { - return 31; - } - } - return 0; - }, - mayOpen(node, flags) { - if (!node) { - return 44; - } - if (FS.isLink(node.mode)) { - return 32; - } else if (FS.isDir(node.mode)) { - if (FS.flagsToPermissionString(flags) !== "r" || (flags & (512 | 64))) { - // TODO: check for O_SEARCH? (== search for dir only) - return 31; - } - } - return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); - }, - checkOpExists(op, err) { - if (!op) { - throw new FS.ErrnoError(err); - } - return op; - }, - MAX_OPEN_FDS: 4096, - nextfd() { - for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { - if (!FS.streams[fd]) { - return fd; - } - } - throw new FS.ErrnoError(33); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream: fd => FS.streams[fd], - createStream(stream, fd = -1) { - // clone it, so we can return an instance of FSStream - stream = Object.assign(new FS.FSStream, stream); - if (fd == -1) { - fd = FS.nextfd(); - } - stream.fd = fd; - FS.streams[fd] = stream; - return stream; - }, - closeStream(fd) { - FS.streams[fd] = null; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - doSetAttr(stream, node, attr) { - var setattr = stream?.stream_ops.setattr; - var arg = setattr ? stream : node; - setattr ??= node.node_ops.setattr; - FS.checkOpExists(setattr, 63); - setattr(arg, attr); - }, - chrdev_stream_ops: { - open(stream) { - var device = FS.getDevice(stream.node.rdev); - // override node's stream ops with the device's - stream.stream_ops = device.stream_ops; - // forward the open call - stream.stream_ops.open?.(stream); - }, - llseek() { - throw new FS.ErrnoError(70); - } - }, - major: dev => ((dev) >> 8), - minor: dev => ((dev) & 255), - makedev: (ma, mi) => ((ma) << 8 | (mi)), - registerDevice(dev, ops) { - FS.devices[dev] = { - stream_ops: ops - }; - }, - getDevice: dev => FS.devices[dev], - getMounts(mount) { - var mounts = []; - var check = [ mount ]; - while (check.length) { - var m = check.pop(); - mounts.push(m); - check.push(...m.mounts); - } - return mounts; - }, - syncfs(populate, callback) { - if (typeof populate == "function") { - callback = populate; - populate = false; - } - FS.syncFSRequests++; - if (FS.syncFSRequests > 1) { - err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); - } - var mounts = FS.getMounts(FS.root.mount); - var completed = 0; - function doCallback(errCode) { - FS.syncFSRequests--; - return callback(errCode); - } - function done(errCode) { - if (errCode) { - if (!done.errored) { - done.errored = true; - return doCallback(errCode); - } - return; - } - if (++completed >= mounts.length) { - doCallback(null); - } - } - // sync all mounts - for (var mount of mounts) { - if (mount.type.syncfs) { - mount.type.syncfs(mount, populate, done); - } else { - done(null); - } - } - }, - mount(type, opts, mountpoint) { - var root = mountpoint === "/"; - var pseudo = !mountpoint; - var node; - if (root && FS.root) { - throw new FS.ErrnoError(10); - } else if (!root && !pseudo) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - mountpoint = lookup.path; - // use the absolute path - node = lookup.node; - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - - } - var mount = { - type, - opts, - mountpoint, - mounts: [] - }; - // create a root node for the fs - var mountRoot = type.mount(mount); - mountRoot.mount = mount; - mount.root = mountRoot; - if (root) { - FS.root = mountRoot; - } else if (node) { - // set as a mountpoint - node.mounted = mount; - // add the new mount to the current mount's children - if (node.mount) { - node.mount.mounts.push(mount); - } - } - return mountRoot; - }, - unmount(mountpoint) { - var lookup = FS.lookupPath(mountpoint, { - follow_mount: false - }); - if (!FS.isMountpoint(lookup.node)) { - throw new FS.ErrnoError(28); - } - // destroy the nodes for this mount, and all its child mounts - var node = lookup.node; - var mount = node.mounted; - var mounts = FS.getMounts(mount); - for (var [hash, current] of Object.entries(FS.nameTable)) { - while (current) { - var next = current.name_next; - if (mounts.includes(current.mount)) { - FS.destroyNode(current); - } - current = next; - } - } - // no longer a mountpoint - node.mounted = null; - // remove this mount from the child mounts - var idx = node.mount.mounts.indexOf(mount); - node.mount.mounts.splice(idx, 1); - }, - lookup(parent, name) { - return parent.node_ops.lookup(parent, name); - }, - mknod(path, mode, dev) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - if (!name) { - throw new FS.ErrnoError(28); - } - if (name === "." || name === "..") { - throw new FS.ErrnoError(20); - } - var errCode = FS.mayCreate(parent, name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.mknod) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.mknod(parent, name, mode, dev); - }, - statfs(path) { - return FS.statfsNode(FS.lookupPath(path, { - follow: true - }).node); - }, - statfsStream(stream) { - // We keep a separate statfsStream function because noderawfs overrides - // it. In noderawfs, stream.node is sometimes null. Instead, we need to - // look at stream.path. - return FS.statfsNode(stream.node); - }, - statfsNode(node) { - // NOTE: None of the defaults here are true. We're just returning safe and - // sane values. Currently nodefs and rawfs replace these defaults, - // other file systems leave them alone. - var rtn = { - bsize: 4096, - frsize: 4096, - blocks: 1e6, - bfree: 5e5, - bavail: 5e5, - files: FS.nextInode, - ffree: FS.nextInode - 1, - fsid: 42, - flags: 2, - namelen: 255 - }; - if (node.node_ops.statfs) { - Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); - } - return rtn; - }, - create(path, mode = 438) { - mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode = 511) { - mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split("/"); - var d = ""; - for (var dir of dirs) { - if (!dir) continue; - if (d || PATH.isAbs(path)) d += "/"; - d += dir; - try { - FS.mkdir(d, mode); - } catch (e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == "undefined") { - dev = mode; - mode = 438; - } - mode |= 8192; - return FS.mknod(path, mode, dev); - }, - symlink(oldpath, newpath) { - if (!PATH_FS.resolve(oldpath)) { - throw new FS.ErrnoError(44); - } - var lookup = FS.lookupPath(newpath, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var newname = PATH.basename(newpath); - var errCode = FS.mayCreate(parent, newname); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.symlink) { - throw new FS.ErrnoError(63); - } - return parent.node_ops.symlink(parent, newname, oldpath); - }, - rename(old_path, new_path) { - var old_dirname = PATH.dirname(old_path); - var new_dirname = PATH.dirname(new_path); - var old_name = PATH.basename(old_path); - var new_name = PATH.basename(new_path); - // parents must exist - var lookup, old_dir, new_dir; - // let the errors from non existent directories percolate up - lookup = FS.lookupPath(old_path, { - parent: true - }); - old_dir = lookup.node; - lookup = FS.lookupPath(new_path, { - parent: true - }); - new_dir = lookup.node; - if (!old_dir || !new_dir) throw new FS.ErrnoError(44); - // need to be part of the same mount - if (old_dir.mount !== new_dir.mount) { - throw new FS.ErrnoError(75); - } - // source must exist - var old_node = FS.lookupNode(old_dir, old_name); - // old path should not be an ancestor of the new path - var relative = PATH_FS.relative(old_path, new_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(28); - } - // new path should not be an ancestor of the old path - relative = PATH_FS.relative(new_path, old_dirname); - if (relative.charAt(0) !== ".") { - throw new FS.ErrnoError(55); - } - // see if the new path already exists - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - // early out if nothing needs to change - if (old_node === new_node) { - return; - } - // we'll need to delete the old entry - var isdir = FS.isDir(old_node.mode); - var errCode = FS.mayDelete(old_dir, old_name, isdir); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - // need delete permissions if we'll be overwriting. - // need create permissions if new doesn't already exist. - errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!old_dir.node_ops.rename) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { - throw new FS.ErrnoError(10); - } - // if we are going to change the parent, check write permissions - if (new_dir !== old_dir) { - errCode = FS.nodePermissions(old_dir, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - // remove the node from the lookup hash - FS.hashRemoveNode(old_node); - // do the underlying fs rename - try { - old_dir.node_ops.rename(old_node, new_dir, new_name); - // update old node (we do this here to avoid each backend - // needing to) - old_node.parent = new_dir; - } catch (e) { - throw e; - } finally { - // add the node back to the hash (in case node_ops.rename - // changed its name) - FS.hashAddNode(old_node); - } - }, - rmdir(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, true); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.rmdir) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.rmdir(parent, name); - FS.destroyNode(node); - }, - readdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - var readdir = FS.checkOpExists(node.node_ops.readdir, 54); - return readdir(node); - }, - unlink(path) { - var lookup = FS.lookupPath(path, { - parent: true - }); - var parent = lookup.node; - if (!parent) { - throw new FS.ErrnoError(44); - } - var name = PATH.basename(path); - var node = FS.lookupNode(parent, name); - var errCode = FS.mayDelete(parent, name, false); - if (errCode) { - // According to POSIX, we should map EISDIR to EPERM, but - // we instead do what Linux does (and we must, as we use - // the musl linux libc). - throw new FS.ErrnoError(errCode); - } - if (!parent.node_ops.unlink) { - throw new FS.ErrnoError(63); - } - if (FS.isMountpoint(node)) { - throw new FS.ErrnoError(10); - } - parent.node_ops.unlink(parent, name); - FS.destroyNode(node); - }, - readlink(path) { - var lookup = FS.lookupPath(path); - var link = lookup.node; - if (!link) { - throw new FS.ErrnoError(44); - } - if (!link.node_ops.readlink) { - throw new FS.ErrnoError(28); - } - return link.node_ops.readlink(link); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - var node = lookup.node; - var getattr = FS.checkOpExists(node.node_ops.getattr, 63); - return getattr(node); - }, - fstat(fd) { - var stream = FS.getStreamChecked(fd); - var node = stream.node; - var getattr = stream.stream_ops.getattr; - var arg = getattr ? stream : node; - getattr ??= node.node_ops.getattr; - FS.checkOpExists(getattr, 63); - return getattr(arg); - }, - lstat(path) { - return FS.stat(path, true); - }, - doChmod(stream, node, mode, dontFollow) { - FS.doSetAttr(stream, node, { - mode: (mode & 4095) | (node.mode & ~4095), - ctime: Date.now(), - dontFollow - }); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - FS.doChmod(null, node, mode, dontFollow); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.doChmod(stream, stream.node, mode, false); - }, - doChown(stream, node, dontFollow) { - FS.doSetAttr(stream, node, { - timestamp: Date.now(), - dontFollow - }); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: !dontFollow - }); - node = lookup.node; - } else { - node = path; - } - FS.doChown(null, node, dontFollow); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.doChown(stream, stream.node, false); - }, - doTruncate(stream, node, len) { - if (FS.isDir(node.mode)) { - throw new FS.ErrnoError(31); - } - if (!FS.isFile(node.mode)) { - throw new FS.ErrnoError(28); - } - var errCode = FS.nodePermissions(node, "w"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.doSetAttr(stream, node, { - size: len, - timestamp: Date.now() - }); - }, - truncate(path, len) { - if (len < 0) { - throw new FS.ErrnoError(28); - } - var node; - if (typeof path == "string") { - var lookup = FS.lookupPath(path, { - follow: true - }); - node = lookup.node; - } else { - node = path; - } - FS.doTruncate(null, node, len); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if (len < 0 || (stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.doTruncate(stream, stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - var setattr = FS.checkOpExists(node.node_ops.setattr, 63); - setattr(node, { - atime, - mtime - }); - }, - open(path, flags, mode = 438) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; - if ((flags & 64)) { - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - var isDirPath; - if (typeof path == "object") { - node = path; - } else { - isDirPath = path.endsWith("/"); - // noent_okay makes it so that if the final component of the path - // doesn't exist, lookupPath returns `node: undefined`. `path` will be - // updated to point to the target of all symlinks. - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072), - noent_okay: true - }); - node = lookup.node; - path = lookup.path; - } - // perhaps we need to create the node - var created = false; - if ((flags & 64)) { - if (node) { - // if O_CREAT and O_EXCL are set, error out if the node already exists - if ((flags & 128)) { - throw new FS.ErrnoError(20); - } - } else if (isDirPath) { - throw new FS.ErrnoError(31); - } else { - // node doesn't exist, try to create it - // Ignore the permission bits here to ensure we can `open` this new - // file below. We use chmod below the apply the permissions once the - // file is open. - node = FS.mknod(path, mode | 511, 0); - created = true; - } - } - if (!node) { - throw new FS.ErrnoError(44); - } - // can't truncate a device - if (FS.isChrdev(node.mode)) { - flags &= ~512; - } - // if asked only for a directory, then this must be one - if ((flags & 65536) && !FS.isDir(node.mode)) { - throw new FS.ErrnoError(54); - } - // check permissions, if this is not a file we just created now (it is ok to - // create and write to a file with read-only permissions; it is read-only - // for later use) - if (!created) { - var errCode = FS.mayOpen(node, flags); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - } - // do truncation if necessary - if ((flags & 512) && !created) { - FS.truncate(node, 0); - } - // we've already handled these, don't pass down to the underlying vfs - flags &= ~(128 | 512 | 131072); - // register the stream with the filesystem - var stream = FS.createStream({ - node, - path: FS.getPath(node), - // we want the absolute path to the node - flags, - seekable: true, - position: 0, - stream_ops: node.stream_ops, - // used by the file family libc calls (fopen, fwrite, ferror, etc.) - ungotten: [], - error: false - }); - // call the new stream's open function - if (stream.stream_ops.open) { - stream.stream_ops.open(stream); - } - if (created) { - FS.chmod(node, mode & 511); - } - if (Module["logReadFiles"] && !(flags & 1)) { - if (!(path in FS.readFiles)) { - FS.readFiles[path] = 1; - } - } - return stream; - }, - close(stream) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (stream.getdents) stream.getdents = null; - // free readdir state - try { - if (stream.stream_ops.close) { - stream.stream_ops.close(stream); - } - } catch (e) { - throw e; - } finally { - FS.closeStream(stream.fd); - } - stream.fd = null; - }, - isClosed(stream) { - return stream.fd === null; - }, - llseek(stream, offset, whence) { - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if (!stream.seekable || !stream.stream_ops.llseek) { - throw new FS.ErrnoError(70); - } - if (whence != 0 && whence != 1 && whence != 2) { - throw new FS.ErrnoError(28); - } - stream.position = stream.stream_ops.llseek(stream, offset, whence); - stream.ungotten = []; - return stream.position; - }, - read(stream, buffer, offset, length, position) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.read) { - throw new FS.ErrnoError(28); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); - if (!seeking) stream.position += bytesRead; - return bytesRead; - }, - write(stream, buffer, offset, length, position, canOwn) { - if (length < 0 || position < 0) { - throw new FS.ErrnoError(28); - } - if (FS.isClosed(stream)) { - throw new FS.ErrnoError(8); - } - if ((stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(8); - } - if (FS.isDir(stream.node.mode)) { - throw new FS.ErrnoError(31); - } - if (!stream.stream_ops.write) { - throw new FS.ErrnoError(28); - } - if (stream.seekable && stream.flags & 1024) { - // seek to the end before writing in append mode - FS.llseek(stream, 0, 2); - } - var seeking = typeof position != "undefined"; - if (!seeking) { - position = stream.position; - } else if (!stream.seekable) { - throw new FS.ErrnoError(70); - } - var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); - if (!seeking) stream.position += bytesWritten; - return bytesWritten; - }, - mmap(stream, length, position, prot, flags) { - // User requests writing to file (prot & PROT_WRITE != 0). - // Checking if we have permissions to write to the file unless - // MAP_PRIVATE flag is set. According to POSIX spec it is possible - // to write to file opened in read-only mode with MAP_PRIVATE flag, - // as all modifications will be visible only in the memory of - // the current process. - if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { - throw new FS.ErrnoError(2); - } - if ((stream.flags & 2097155) === 1) { - throw new FS.ErrnoError(2); - } - if (!stream.stream_ops.mmap) { - throw new FS.ErrnoError(43); - } - if (!length) { - throw new FS.ErrnoError(28); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - ioctl(stream, cmd, arg) { - if (!stream.stream_ops.ioctl) { - throw new FS.ErrnoError(59); - } - return stream.stream_ops.ioctl(stream, cmd, arg); - }, - readFile(path, opts = {}) { - opts.flags = opts.flags || 0; - opts.encoding = opts.encoding || "binary"; - if (opts.encoding !== "utf8" && opts.encoding !== "binary") { - abort(`Invalid encoding type "${opts.encoding}"`); - } - var stream = FS.open(path, opts.flags); - var stat = FS.stat(path); - var length = stat.size; - var buf = new Uint8Array(length); - FS.read(stream, buf, 0, length, 0); - if (opts.encoding === "utf8") { - buf = UTF8ArrayToString(buf); - } - FS.close(stream); - return buf; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags || 577; - var stream = FS.open(path, opts.flags, opts.mode); - if (typeof data == "string") { - data = new Uint8Array(intArrayFromString(data, true)); - } - if (ArrayBuffer.isView(data)) { - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - } else { - abort("Unsupported data type"); - } - FS.close(stream); - }, - cwd: () => FS.currentPath, - chdir(path) { - var lookup = FS.lookupPath(path, { - follow: true - }); - if (lookup.node === null) { - throw new FS.ErrnoError(44); - } - if (!FS.isDir(lookup.node.mode)) { - throw new FS.ErrnoError(54); - } - var errCode = FS.nodePermissions(lookup.node, "x"); - if (errCode) { - throw new FS.ErrnoError(errCode); - } - FS.currentPath = lookup.path; - }, - createDefaultDirectories() { - FS.mkdir("/tmp"); - FS.mkdir("/home"); - FS.mkdir("/home/web_user"); - }, - createDefaultDevices() { - // create /dev - FS.mkdir("/dev"); - // setup /dev/null - FS.registerDevice(FS.makedev(1, 3), { - read: () => 0, - write: (stream, buffer, offset, length, pos) => length, - llseek: () => 0 - }); - FS.mkdev("/dev/null", FS.makedev(1, 3)); - // setup /dev/tty and /dev/tty1 - // stderr needs to print output using err() rather than out() - // so we register a second tty just for it. - TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); - TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); - FS.mkdev("/dev/tty", FS.makedev(5, 0)); - FS.mkdev("/dev/tty1", FS.makedev(6, 0)); - // setup /dev/[u]random - // use a buffer to avoid overhead of individual crypto calls per byte - var randomBuffer = new Uint8Array(1024), randomLeft = 0; - var randomByte = () => { - if (randomLeft === 0) { - randomFill(randomBuffer); - randomLeft = randomBuffer.byteLength; - } - return randomBuffer[--randomLeft]; - }; - FS.createDevice("/dev", "random", randomByte); - FS.createDevice("/dev", "urandom", randomByte); - // we're not going to emulate the actual shm device, - // just create the tmp dirs that reside in it commonly - FS.mkdir("/dev/shm"); - FS.mkdir("/dev/shm/tmp"); - }, - createSpecialDirectories() { - // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the - // name of the stream for fd 6 (see test_unistd_ttyname) - FS.mkdir("/proc"); - var proc_self = FS.mkdir("/proc/self"); - FS.mkdir("/proc/self/fd"); - FS.mount({ - mount() { - var node = FS.createNode(proc_self, "fd", 16895, 73); - node.stream_ops = { - llseek: MEMFS.stream_ops.llseek - }; - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { - mountpoint: "fake" - }, - node_ops: { - readlink: () => stream.path - }, - id: fd + 1 - }; - ret.parent = ret; - // make it look like a simple root node - return ret; - }, - readdir() { - return Array.from(FS.streams.entries()).filter(([k, v]) => v).map(([k, v]) => k.toString()); - } - }; - return node; - } - }, {}, "/proc/self/fd"); - }, - createStandardStreams(input, output, error) { - // TODO deprecate the old functionality of a single - // input / output callback and that utilizes FS.createDevice - // and instead require a unique set of stream ops - // by default, we symlink the standard streams to the - // default tty devices. however, if the standard streams - // have been overwritten we create a unique device for - // them instead. - if (input) { - FS.createDevice("/dev", "stdin", input); - } else { - FS.symlink("/dev/tty", "/dev/stdin"); - } - if (output) { - FS.createDevice("/dev", "stdout", null, output); - } else { - FS.symlink("/dev/tty", "/dev/stdout"); - } - if (error) { - FS.createDevice("/dev", "stderr", null, error); - } else { - FS.symlink("/dev/tty1", "/dev/stderr"); - } - // open default streams for the stdin, stdout and stderr devices - var stdin = FS.open("/dev/stdin", 0); - var stdout = FS.open("/dev/stdout", 1); - var stderr = FS.open("/dev/stderr", 1); - }, - staticInit() { - FS.nameTable = new Array(4096); - FS.mount(MEMFS, {}, "/"); - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - FS.filesystems = { - "MEMFS": MEMFS, - "NODEFS": NODEFS, - "PROXYFS": PROXYFS - }; - }, - init(input, output, error) { - FS.initialized = true; - // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here - input ??= Module["stdin"]; - output ??= Module["stdout"]; - error ??= Module["stderr"]; - FS.createStandardStreams(input, output, error); - }, - quit() { - FS.initialized = false; - // force-flush all streams, so we get musl std streams printed out - _fflush(0); - // close all of our streams - for (var stream of FS.streams) { - if (stream) { - FS.close(stream); - } - } - }, - findObject(path, dontResolveLastLink) { - var ret = FS.analyzePath(path, dontResolveLastLink); - if (!ret.exists) { - return null; - } - return ret.object; - }, - analyzePath(path, dontResolveLastLink) { - // operate from within the context of the symlink's target - try { - var lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - path = lookup.path; - } catch (e) {} - var ret = { - isRoot: false, - exists: false, - error: 0, - name: null, - path: null, - object: null, - parentExists: false, - parentPath: null, - parentObject: null - }; - try { - var lookup = FS.lookupPath(path, { - parent: true - }); - ret.parentExists = true; - ret.parentPath = lookup.path; - ret.parentObject = lookup.node; - ret.name = PATH.basename(path); - lookup = FS.lookupPath(path, { - follow: !dontResolveLastLink - }); - ret.exists = true; - ret.path = lookup.path; - ret.object = lookup.node; - ret.name = lookup.node.name; - ret.isRoot = lookup.path === "/"; - } catch (e) { - ret.error = e.errno; - } - return ret; - }, - createPath(parent, path, canRead, canWrite) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - var parts = path.split("/").reverse(); - while (parts.length) { - var part = parts.pop(); - if (!part) continue; - var current = PATH.join2(parent, part); - try { - FS.mkdir(current); - } catch (e) { - if (e.errno != 20) throw e; - } - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == "string" ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - if (typeof data == "string") { - var arr = new Array(data.length); - for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); - data = arr; - } - // make sure we can write to the file - FS.chmod(node, mode | 146); - var stream = FS.open(node, 577); - FS.write(stream, data, 0, data.length, 0, canOwn); - FS.close(stream); - FS.chmod(node, mode); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - FS.createDevice.major ??= 64; - var dev = FS.makedev(FS.createDevice.major++, 0); - // Create a fake device that a set of stream ops to emulate - // the old behavior. - FS.registerDevice(dev, { - open(stream) { - stream.seekable = false; - }, - close(stream) { - // flush any pending line data - if (output?.buffer?.length) { - output(10); - } - }, - read(stream, buffer, offset, length, pos) { - var bytesRead = 0; - for (var i = 0; i < length; i++) { - var result; - try { - result = input(); - } catch (e) { - throw new FS.ErrnoError(29); - } - if (result === undefined && bytesRead === 0) { - throw new FS.ErrnoError(6); - } - if (result === null || result === undefined) break; - bytesRead++; - buffer[offset + i] = result; - } - if (bytesRead) { - stream.node.atime = Date.now(); - } - return bytesRead; - }, - write(stream, buffer, offset, length, pos) { - for (var i = 0; i < length; i++) { - try { - output(buffer[offset + i]); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - if (length) { - stream.node.mtime = stream.node.ctime = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (globalThis.XMLHttpRequest) { - abort("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); - } else { - // Command-line. - try { - obj.contents = readBinary(obj.url); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - // Lazy chunked Uint8Array (implements get and length from Uint8Array). - // Actual getting is abstracted away for eventual reuse. - class LazyUint8Array { - lengthKnown=false; - chunks=[]; - // Loaded chunks. Index is the chunk number - get(idx) { - if (idx > this.length - 1 || idx < 0) { - return undefined; - } - var chunkOffset = idx % this.chunkSize; - var chunkNum = (idx / this.chunkSize) | 0; - return this.getter(chunkNum)[chunkOffset]; - } - setDataGetter(getter) { - this.getter = getter; - } - cacheLength() { - // Find length - var xhr = new XMLHttpRequest; - xhr.open("HEAD", url, false); - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); - var datalength = Number(xhr.getResponseHeader("Content-length")); - var header; - var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; - var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; - var chunkSize = 1024 * 1024; - // Chunk size in bytes - if (!hasByteServing) chunkSize = datalength; - // Function to get a range from the remote URL. - var doXHR = (from, to) => { - if (from > to) abort("invalid range (" + from + ", " + to + ") or no bytes requested!"); - if (to > datalength - 1) abort("only " + datalength + " bytes available! programmer error!"); - // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. - var xhr = new XMLHttpRequest; - xhr.open("GET", url, false); - if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); - // Some hints to the browser that we want binary data. - xhr.responseType = "arraybuffer"; - if (xhr.overrideMimeType) { - xhr.overrideMimeType("text/plain; charset=x-user-defined"); - } - xhr.send(null); - if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) abort("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array} */ (xhr.response || [])); - } - return intArrayFromString(xhr.responseText || "", true); - }; - var lazyArray = this; - lazyArray.setDataGetter(chunkNum => { - var start = chunkNum * chunkSize; - var end = (chunkNum + 1) * chunkSize - 1; - // including this byte - end = Math.min(end, datalength - 1); - // if datalength-1 is selected, this is the last block - if (typeof lazyArray.chunks[chunkNum] == "undefined") { - lazyArray.chunks[chunkNum] = doXHR(start, end); - } - if (typeof lazyArray.chunks[chunkNum] == "undefined") abort("doXHR failed!"); - return lazyArray.chunks[chunkNum]; - }); - if (usesGzip || !datalength) { - // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length - chunkSize = datalength = 1; - // this will force getter(0)/doXHR do download the whole file - datalength = this.getter(0).length; - chunkSize = datalength; - out("LazyFiles on gzip forces download of the whole file when length is accessed"); - } - this._length = datalength; - this._chunkSize = chunkSize; - this.lengthKnown = true; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - if (globalThis.XMLHttpRequest) { - if (!ENVIRONMENT_IS_WORKER) abort("Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"); - var lazyArray = new LazyUint8Array; - var properties = { - isDevice: false, - contents: lazyArray - }; - } else { - var properties = { - isDevice: false, - url - }; - } - var node = FS.createFile(parent, name, properties, canRead, canWrite); - // This is a total hack, but I want to get this lazy file code out of the - // core of MEMFS. If we want to keep this lazy file concept I feel it should - // be its own thin LAZYFS proxying calls to MEMFS. - if (properties.contents) { - node.contents = properties.contents; - } else if (properties.url) { - node.contents = null; - node.url = properties.url; - } - // Add a function that defers querying the file size until it is asked the first time. - Object.defineProperties(node, { - usedBytes: { - get: function() { - return this.contents.length; - } - } - }); - // override each stream op with one that tries to force load the lazy file first - var stream_ops = {}; - for (const [key, fn] of Object.entries(node.stream_ops)) { - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - } - function writeChunks(stream, buffer, offset, length, position) { - var contents = stream.node.contents; - if (position >= contents.length) return 0; - var size = Math.min(contents.length - position, length); - if (contents.slice) { - // normal array - for (var i = 0; i < size; i++) { - buffer[offset + i] = contents[position + i]; - } - } else { - for (var i = 0; i < size; i++) { - // LazyUint8Array from sync binary XHR - buffer[offset + i] = contents.get(position + i); - } - } - return size; - } - // use a custom read function - stream_ops.read = (stream, buffer, offset, length, position) => { - FS.forceLoadFile(node); - return writeChunks(stream, buffer, offset, length, position); - }; - // use a custom mmap function - stream_ops.mmap = (stream, length, position, prot, flags) => { - FS.forceLoadFile(node); - var ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - writeChunks(stream, HEAP8, ptr, length, position); - return { - ptr, - allocated: true - }; - }; - node.stream_ops = stream_ops; - return node; - } -}; - -var findLibraryFS = (libName, rpath) => { - // If we're preloading a dynamic library, the runtime is not ready to call - // __wasmfs_identify or __emscripten_find_dylib. So just quit out. - // This means that DT_NEEDED for the main module and transitive dependencies - // of it won't work with this code path. Similarly, it means that calling - // loadDynamicLibrary in a preRun hook can't use this code path. - if (!runtimeInitialized) { - return undefined; - } - if (PATH.isAbs(libName)) { - try { - FS.lookupPath(libName); - return libName; - } catch (e) { - return undefined; - } - } - var rpathResolved = (rpath?.paths || []).map(p => replaceORIGIN(rpath?.parentLibPath, p)); - return withStackSave(() => { - // In dylink.c we use: `char buf[2*NAME_MAX+2];` and NAME_MAX is 255. - // So we use the same size here. - var bufSize = 2 * 255 + 2; - var buf = stackAlloc(bufSize); - var rpathC = stringToUTF8OnStack(rpathResolved.join(":")); - var libNameC = stringToUTF8OnStack(libName); - var resLibNameC = __emscripten_find_dylib(buf, rpathC, libNameC, bufSize); - return resLibNameC ? UTF8ToString(resLibNameC) : undefined; - }); -}; - -/** - * @param {number=} handle - * @param {Object=} localScope - */ function loadDynamicLibrary(libName, flags = { - global: true, - nodelete: true -}, localScope, handle) { - // when loadDynamicLibrary did not have flags, libraries were loaded - // globally & permanently - var dso = LDSO.loadedLibsByName[libName]; - if (dso) { - // the library is being loaded or has been loaded already. - if (!flags.global) { - if (localScope) { - Object.assign(localScope, dso.exports); - } - } else if (!dso.global) { - // The library was previously loaded only locally but not - // we have a request with global=true. - dso.global = true; - mergeLibSymbols(dso.exports, libName); - } - // same for "nodelete" - if (flags.nodelete && dso.refcount !== Infinity) { - dso.refcount = Infinity; - } - dso.refcount++; - if (handle) { - LDSO.loadedLibsByHandle[handle] = dso; - } - return flags.loadAsync ? Promise.resolve(true) : true; - } - // allocate new DSO - dso = newDSO(libName, handle, "loading"); - dso.refcount = flags.nodelete ? Infinity : 1; - dso.global = flags.global; - // libName -> libData - function loadLibData() { - // for wasm, we can use fetch for async, but for fs mode we can only imitate it - if (handle) { - var data = HEAPU32[(((handle) + (28)) >> 2)]; - var dataSize = HEAPU32[(((handle) + (32)) >> 2)]; - if (data && dataSize) { - var libData = HEAP8.slice(data, data + dataSize); - return flags.loadAsync ? Promise.resolve(libData) : libData; - } - } - var f = findLibraryFS(libName, flags.rpath); - if (f) { - var libData = FS.readFile(f, { - encoding: "binary" - }); - return flags.loadAsync ? Promise.resolve(libData) : libData; - } - var libFile = locateFile(libName); - if (flags.loadAsync) { - return asyncLoad(libFile); - } - // load the binary synchronously - if (!readBinary) { - throw new Error(`${libFile}: file not found, and synchronous loading of external files is not available`); - } - return readBinary(libFile); - } - // libName -> exports - function getExports() { - // lookup preloaded cache first - var preloaded = preloadedWasm[libName]; - if (preloaded) { - return flags.loadAsync ? Promise.resolve(preloaded) : preloaded; - } - // module not preloaded - load lib data and create new module from it - if (flags.loadAsync) { - return loadLibData().then(libData => loadWebAssemblyModule(libData, flags, libName, localScope, handle)); - } - return loadWebAssemblyModule(loadLibData(), flags, libName, localScope, handle); - } - // module for lib is loaded - update the dso & global namespace - function moduleLoaded(exports) { - if (dso.global) { - mergeLibSymbols(exports, libName); - } else if (localScope) { - Object.assign(localScope, exports); - } - dso.exports = exports; - } - if (flags.loadAsync) { - return getExports().then(exports => { - moduleLoaded(exports); - return true; - }); - } - moduleLoaded(getExports()); - return true; -} -var reportUndefinedSymbols = () => { - for (var [symName, entry] of Object.entries(GOT)) { - if (entry.value == -1) { - var value = resolveGlobalSymbol(symName, true).sym; - if (!value && !entry.required) { - // Ignore undefined symbols that are imported as weak. - entry.value = 0; - continue; - } - if (typeof value == "function") { - /** @suppress {checkTypes} */ entry.value = addFunction(value, value.sig); - } else if (typeof value == "number") { - entry.value = value; - } else { - throw new Error(`bad export type for '${symName}': ${typeof value} (${value})`); - } - } - } -}; - -var loadDylibs = async () => { - if (!dynamicLibraries.length) { - reportUndefinedSymbols(); - return; - } - addRunDependency("loadDylibs"); - // Load binaries asynchronously - for (var lib of dynamicLibraries) { - await loadDynamicLibrary(lib, { - loadAsync: true, - global: true, - nodelete: true, - allowUndefined: true - }); - } - // we got them all, wonderful - reportUndefinedSymbols(); - removeRunDependency("loadDylibs"); -}; - -var noExitRuntime = false; - -var ___assert_fail = (condition, filename, line, func) => abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); - -___assert_fail.sig = "vppip"; - -var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); - -___call_sighandler.sig = "vpi"; - -var SOCKFS = { - websocketArgs: {}, - callbacks: {}, - on(event, callback) { - SOCKFS.callbacks[event] = callback; - }, - emit(event, param) { - SOCKFS.callbacks[event]?.(param); - }, - mount(mount) { - // The incomming Module['websocket'] can be used for configuring - // configuring subprotocol/url, etc - SOCKFS.websocketArgs = Module["websocket"] || {}; - // Add the Event registration mechanism to the exported websocket configuration - // object so we can register network callbacks from native JavaScript too. - // For more documentation see system/include/emscripten/emscripten.h - (Module["websocket"] ??= {})["on"] = SOCKFS.on; - return FS.createNode(null, "/", 16895, 0); - }, - createSocket(family, type, protocol) { - // Emscripten only supports AF_INET - if (family != 2) { - throw new FS.ErrnoError(5); - } - type &= ~526336; - // Some applications may pass it; it makes no sense for a single process. - // Emscripten only supports SOCK_STREAM and SOCK_DGRAM - if (type != 1 && type != 2) { - throw new FS.ErrnoError(28); - } - var streaming = type == 1; - if (streaming && protocol && protocol != 6) { - throw new FS.ErrnoError(66); - } - // create our internal socket structure - var sock = { - family, - type, - protocol, - server: null, - error: null, - // Used in getsockopt for SOL_SOCKET/SO_ERROR test - peers: {}, - pending: [], - recv_queue: [], - sock_ops: SOCKFS.websocket_sock_ops - }; - // create the filesystem node to store the socket structure - var name = SOCKFS.nextname(); - var node = FS.createNode(SOCKFS.root, name, 49152, 0); - node.sock = sock; - // and the wrapping stream that enables library functions such - // as read and write to indirectly interact with the socket - var stream = FS.createStream({ - path: name, - node, - flags: 2, - seekable: false, - stream_ops: SOCKFS.stream_ops - }); - // map the new stream to the socket structure (sockets have a 1:1 - // relationship with a stream) - sock.stream = stream; - return sock; - }, - getSocket(fd) { - var stream = FS.getStream(fd); - if (!stream || !FS.isSocket(stream.node.mode)) { - return null; - } - return stream.node.sock; - }, - stream_ops: { - poll(stream) { - var sock = stream.node.sock; - return sock.sock_ops.poll(sock); - }, - ioctl(stream, request, varargs) { - var sock = stream.node.sock; - return sock.sock_ops.ioctl(sock, request, varargs); - }, - read(stream, buffer, offset, length, position) { - var sock = stream.node.sock; - var msg = sock.sock_ops.recvmsg(sock, length); - if (!msg) { - // socket is closed - return 0; - } - buffer.set(msg.buffer, offset); - return msg.buffer.length; - }, - write(stream, buffer, offset, length, position) { - var sock = stream.node.sock; - return sock.sock_ops.sendmsg(sock, buffer, offset, length); - }, - close(stream) { - var sock = stream.node.sock; - sock.sock_ops.close(sock); - } - }, - nextname() { - if (!SOCKFS.nextname.current) { - SOCKFS.nextname.current = 0; - } - return `socket[${SOCKFS.nextname.current++}]`; - }, - websocket_sock_ops: { - createPeer(sock, addr, port) { - var ws; - if (typeof addr == "object") { - ws = addr; - addr = null; - port = null; - } - if (ws) { - // for sockets that've already connected (e.g. we're the server) - // we can inspect the _socket property for the address - if (ws._socket) { - addr = ws._socket.remoteAddress; - port = ws._socket.remotePort; - } else { - var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); - if (!result) { - throw new Error("WebSocket URL must be in the format ws(s)://address:port"); - } - addr = result[1]; - port = parseInt(result[2], 10); - } - } else { - // create the actual websocket object and connect - try { - // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' - // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. - var url = "ws://".replace("#", "//"); - // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. - var subProtocols = "binary"; - // The default value is 'binary' - // The default WebSocket options - var opts = undefined; - // Fetch runtime WebSocket URL config. - if("function"===typeof SOCKFS.websocketArgs["url"]) { -url = SOCKFS.websocketArgs["url"](...arguments); -}else if ("string" === typeof SOCKFS.websocketArgs["url"]) { - url = SOCKFS.websocketArgs["url"]; - } - // Fetch runtime WebSocket subprotocol config. - if (SOCKFS.websocketArgs["subprotocol"]) { - subProtocols = SOCKFS.websocketArgs["subprotocol"]; - } else if (SOCKFS.websocketArgs["subprotocol"] === null) { - subProtocols = "null"; - } - if (url === "ws://" || url === "wss://") { - // Is the supplied URL config just a prefix, if so complete it. - var parts = addr.split("/"); - url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); - } - if (subProtocols !== "null") { - // The regex trims the string (removes spaces at the beginning and end, then splits the string by - // , into an Array. Whitespace removal is important for Websockify and ws. - subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); - opts = subProtocols; - } - // If node we use the ws library. - var WebSocketConstructor; - if (ENVIRONMENT_IS_NODE) { - WebSocketConstructor = /** @type{(typeof WebSocket)} */ (require("ws")); - } else { - WebSocketConstructor = WebSocket; - } - if (Module['websocket']['decorator']) {WebSocketConstructor = Module['websocket']['decorator'](WebSocketConstructor);}ws = new WebSocketConstructor(url, opts); - ws.binaryType = "arraybuffer"; - } catch (e) { - throw new FS.ErrnoError(23); - } - } - var peer = { - addr, - port, - socket: ws, - msg_send_queue: [] - }; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); - // if this is a bound dgram socket, send the port number first to allow - // us to override the ephemeral port reported to us by remotePort on the - // remote end. - if (sock.type === 2 && typeof sock.sport != "undefined") { - peer.msg_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), ((sock.sport & 65280) >> 8), (sock.sport & 255) ])); - } - return peer; - }, - getPeer(sock, addr, port) { - return sock.peers[addr + ":" + port]; - }, - addPeer(sock, peer) { - sock.peers[peer.addr + ":" + peer.port] = peer; - }, - removePeer(sock, peer) { - delete sock.peers[peer.addr + ":" + peer.port]; - }, - handlePeerEvents(sock, peer) { - var first = true; - var handleOpen = function() { - sock.connecting = false; - SOCKFS.emit("open", sock.stream.fd); - try { - var queued = peer.msg_send_queue.shift(); - while (queued) { - peer.socket.send(queued); - queued = peer.msg_send_queue.shift(); - } - } catch (e) { - // not much we can do here in the way of proper error handling as we've already - // lied and said this data was sent. shut it down. - peer.socket.close(); - } - }; - function handleMessage(data) { - if (typeof data == "string") { - var encoder = new TextEncoder; - // should be utf-8 - data = encoder.encode(data); - } else { - if (data.byteLength == 0) { - // An empty ArrayBuffer will emit a pseudo disconnect event - // as recv/recvmsg will return zero which indicates that a socket - // has performed a shutdown although the connection has not been disconnected yet. - return; - } - data = new Uint8Array(data); - } - // if this is the port message, override the peer's port with it - var wasfirst = first; - first = false; - if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { - // update the peer's port and it's key in the peer map - var newport = ((data[8] << 8) | data[9]); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - peer.port = newport; - SOCKFS.websocket_sock_ops.addPeer(sock, peer); - return; - } - sock.recv_queue.push({ - addr: peer.addr, - port: peer.port, - data - }); - SOCKFS.emit("message", sock.stream.fd); - } - if (ENVIRONMENT_IS_NODE) { - peer.socket.on("open", handleOpen); - peer.socket.on("message", function(data, isBinary) { - if (!isBinary) { - return; - } - handleMessage((new Uint8Array(data)).buffer); - }); - peer.socket.on("close", function() { - SOCKFS.emit("close", sock.stream.fd); - }); - peer.socket.on("error", function(error) { - // Although the ws library may pass errors that may be more descriptive than - // ECONNREFUSED they are not necessarily the expected error code e.g. - // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED - // is still probably the most useful thing to do. - sock.error = 14; - // Used in getsockopt for SOL_SOCKET/SO_ERROR test. - SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }); - } else { - peer.socket.onopen = handleOpen; - peer.socket.onclose = function() { - SOCKFS.emit("close", sock.stream.fd); - }; - peer.socket.onmessage = function peer_socket_onmessage(event) { - handleMessage(event.data); - }; - peer.socket.onerror = function(error) { - // The WebSocket spec only allows a 'simple event' to be thrown on error, - // so we only really know as much as ECONNREFUSED. - sock.error = 14; - // Used in getsockopt for SOL_SOCKET/SO_ERROR test. - SOCKFS.emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); - }; - } - }, - poll(sock) { - if (sock.type === 1 && sock.server) { - // listen sockets should only say they're available for reading - // if there are pending clients. - return sock.pending.length ? (64 | 1) : 0; - } - var mask = 0; - var dest = sock.type === 1 ? // we only care about the socket state for connection-based sockets - SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; - if (sock.recv_queue.length || !dest || // connection-less sockets are always ready to read - (dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - // let recv return 0 once closed - mask |= (64 | 1); - } - if (!dest || // connection-less sockets are always ready to write - (dest && dest.socket.readyState === dest.socket.OPEN)) { - mask |= 4; - } - if ((dest && dest.socket.readyState === dest.socket.CLOSING) || (dest && dest.socket.readyState === dest.socket.CLOSED)) { - // When an non-blocking connect fails mark the socket as writable. - // Its up to the calling code to then use getsockopt with SO_ERROR to - // retrieve the error. - // See https://man7.org/linux/man-pages/man2/connect.2.html - if (sock.connecting) { - mask |= 4; - } else { - mask |= 16; - } - } - return mask; - }, - ioctl(sock, request, arg) { - switch (request) { - case 21531: - var bytes = 0; - if (sock.recv_queue.length) { - bytes = sock.recv_queue[0].data.length; - } - HEAP32[((arg) >> 2)] = bytes; - return 0; - - case 21537: - var on = HEAP32[((arg) >> 2)]; - if (on) { - sock.stream.flags |= 2048; - } else { - sock.stream.flags &= ~2048; - } - return 0; - - default: - return 28; - } - }, - close(sock) { - // if we've spawned a listen server, close it - if (sock.server) { - try { - sock.server.close(); - } catch (e) {} - sock.server = null; - } - // close any peer connections - for (var peer of Object.values(sock.peers)) { - try { - peer.socket.close(); - } catch (e) {} - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - } - return 0; - }, - bind(sock, addr, port) { - if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { - throw new FS.ErrnoError(28); - } - sock.saddr = addr; - sock.sport = port; - // in order to emulate dgram sockets, we need to launch a listen server when - // binding on a connection-less socket - // note: this is only required on the server side - if (sock.type === 2) { - // close the existing server if it exists - if (sock.server) { - sock.server.close(); - sock.server = null; - } - // swallow error operation not supported error that occurs when binding in the - // browser where this isn't supported - try { - sock.sock_ops.listen(sock, 0); - } catch (e) { - if (!(e.name === "ErrnoError")) throw e; - if (e.errno !== 138) throw e; - } - } - }, - connect(sock, addr, port) { - if (sock.server) { - throw new FS.ErrnoError(138); - } - // TODO autobind - // if (!sock.addr && sock.type == 2) { - // } - // early out if we're already connected / in the middle of connecting - if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (dest) { - if (dest.socket.readyState === dest.socket.CONNECTING) { - throw new FS.ErrnoError(7); - } else { - throw new FS.ErrnoError(30); - } - } - } - // add the socket to our peer list and set our - // destination address / port to match - var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - sock.daddr = peer.addr; - sock.dport = peer.port; - // because we cannot synchronously block to wait for the WebSocket - // connection to complete, we return here pretending that the connection - // was a success. - sock.connecting = true; - }, - listen(sock, backlog) { - if (!ENVIRONMENT_IS_NODE) { - throw new FS.ErrnoError(138); - } - if (sock.server) { - throw new FS.ErrnoError(28); - } - var WebSocketServer = require("ws").Server; - var host = sock.saddr; - if (Module['websocket']['serverDecorator']) {WebSocketServer = Module['websocket']['serverDecorator'](WebSocketServer);}sock.server = new WebSocketServer({ - host, - port: sock.sport - }); - SOCKFS.emit("listen", sock.stream.fd); - // Send Event with listen fd. - sock.server.on("connection", function(ws) { - if (sock.type === 1) { - var newsock = SOCKFS.createSocket(sock.family, sock.type, sock.protocol); - // create a peer on the new socket - var peer = SOCKFS.websocket_sock_ops.createPeer(newsock, ws); - newsock.daddr = peer.addr; - newsock.dport = peer.port; - // push to queue for accept to pick up - sock.pending.push(newsock); - SOCKFS.emit("connection", newsock.stream.fd); - } else { - // create a peer on the listen socket so calling sendto - // with the listen socket and an address will resolve - // to the correct client - SOCKFS.websocket_sock_ops.createPeer(sock, ws); - SOCKFS.emit("connection", sock.stream.fd); - } - }); - sock.server.on("close", function() { - SOCKFS.emit("close", sock.stream.fd); - sock.server = null; - }); - sock.server.on("error", function(error) { - // Although the ws library may pass errors that may be more descriptive than - // ECONNREFUSED they are not necessarily the expected error code e.g. - // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH - // is still probably the most useful thing to do. This error shouldn't - // occur in a well written app as errors should get trapped in the compiled - // app's own getaddrinfo call. - sock.error = 23; - // Used in getsockopt for SOL_SOCKET/SO_ERROR test. - SOCKFS.emit("error", [ sock.stream.fd, sock.error, "EHOSTUNREACH: Host is unreachable" ]); - }); - }, - accept(listensock) { - if (!listensock.server || !listensock.pending.length) { - throw new FS.ErrnoError(28); - } - var newsock = listensock.pending.shift(); - newsock.stream.flags = listensock.stream.flags; - return newsock; - }, - getname(sock, peer) { - var addr, port; - if (peer) { - if (sock.daddr === undefined || sock.dport === undefined) { - throw new FS.ErrnoError(53); - } - addr = sock.daddr; - port = sock.dport; - } else { - // TODO saddr and sport will be set for bind()'d UDP sockets, but what - // should we be returning for TCP sockets that've been connect()'d? - addr = sock.saddr || 0; - port = sock.sport || 0; - } - return { - addr, - port - }; - }, - sendmsg(sock, buffer, offset, length, addr, port) { - if (sock.type === 2) { - // connection-less sockets will honor the message address, - // and otherwise fall back to the bound destination address - if (addr === undefined || port === undefined) { - addr = sock.daddr; - port = sock.dport; - } - // if there was no address to fall back to, error out - if (addr === undefined || port === undefined) { - throw new FS.ErrnoError(17); - } - } else { - // connection-based sockets will only use the bound - addr = sock.daddr; - port = sock.dport; - } - // find the peer for the destination address - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); - // early out if not connected with a connection-based socket - if (sock.type === 1) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - throw new FS.ErrnoError(53); - } - } - // create a copy of the incoming data to send, as the WebSocket API - // doesn't work entirely with an ArrayBufferView, it'll just send - // the entire underlying buffer - if (ArrayBuffer.isView(buffer)) { - offset += buffer.byteOffset; - buffer = buffer.buffer; - } - var data = buffer.slice(offset, offset + length); - // if we don't have a cached connectionless UDP datagram connection, or - // the TCP socket is still connecting, queue the message to be sent upon - // connect, and lie, saying the data was sent now. - if (!dest || dest.socket.readyState !== dest.socket.OPEN) { - // if we're not connected, open a new connection - if (sock.type === 2) { - if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); - } - } - dest.msg_send_queue.push(data); - return length; - } - try { - // send the actual data - dest.socket.send(data); - return length; - } catch (e) { - throw new FS.ErrnoError(28); - } - }, - recvmsg(sock, length, flags) { - // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html - if (sock.type === 1 && sock.server) { - // tcp servers should not be recv()'ing on the listen socket - throw new FS.ErrnoError(53); - } - var queued = sock.recv_queue.shift(); - if (!queued) { - if (sock.type === 1) { - var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); - if (!dest) { - // if we have a destination address but are not connected, error out - throw new FS.ErrnoError(53); - } - if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { - // return null if the socket has closed - return null; - } - // else, our socket is in a valid state but truly has nothing available - throw new FS.ErrnoError(6); - } - throw new FS.ErrnoError(6); - } - // queued.data will be an ArrayBuffer if it's unadulterated, but if it's - // requeued TCP data it'll be an ArrayBufferView - var queuedLength = queued.data.byteLength || queued.data.length; - var queuedOffset = queued.data.byteOffset || 0; - var queuedBuffer = queued.data.buffer || queued.data; - var bytesRead = Math.min(length, queuedLength); - var res = { - buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), - addr: queued.addr, - port: queued.port - }; - // push back any unread data for TCP connections - if (flags&2) {bytesRead = 0;} if (sock.type === 1 && bytesRead < queuedLength) { - var bytesRemaining = queuedLength - bytesRead; - queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); - sock.recv_queue.unshift(queued); - } - return res; - } - } -}; - -var getSocketFromFD = fd => { - var socket = SOCKFS.getSocket(fd); - if (!socket) throw new FS.ErrnoError(8); - return socket; -}; - -var inetPton4 = str => { - var b = str.split("."); - for (var i = 0; i < 4; i++) { - var tmp = Number(b[i]); - if (isNaN(tmp)) return null; - b[i] = tmp; - } - return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; -}; - -var inetPton6 = str => { - var words; - var w, offset, z; - /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; - var parts = []; - if (!valid6regx.test(str)) { - return null; - } - if (str === "::") { - return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; - } - // Z placeholder to keep track of zeros when splitting the string on ":" - if (str.startsWith("::")) { - str = str.replace("::", "Z:"); - } else { - str = str.replace("::", ":Z:"); - } - if (str.indexOf(".") > 0) { - // parse IPv4 embedded stress - str = str.replace(new RegExp("[.]", "g"), ":"); - words = str.split(":"); - words[words.length - 4] = Number(words[words.length - 4]) + Number(words[words.length - 3]) * 256; - words[words.length - 3] = Number(words[words.length - 2]) + Number(words[words.length - 1]) * 256; - words = words.slice(0, words.length - 2); - } else { - words = str.split(":"); - } - offset = 0; - z = 0; - for (w = 0; w < words.length; w++) { - if (typeof words[w] == "string") { - if (words[w] === "Z") { - // compressed zeros - write appropriate number of zero words - for (z = 0; z < (8 - words.length + 1); z++) { - parts[w + z] = 0; - } - offset = z - 1; - } else { - // parse hex to field to 16-bit value and write it in network byte-order - parts[w + offset] = _htons(parseInt(words[w], 16)); - } - } else { - // parsed IPv4 words - parts[w + offset] = words[w]; - } - } - return [ (parts[1] << 16) | parts[0], (parts[3] << 16) | parts[2], (parts[5] << 16) | parts[4], (parts[7] << 16) | parts[6] ]; -}; - -/** @param {number=} addrlen */ var writeSockaddr = (sa, family, addr, port, addrlen) => { - switch (family) { - case 2: - addr = inetPton4(addr); - zeroMemory(sa, 16); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 16; - } - HEAP16[((sa) >> 1)] = family; - HEAP32[(((sa) + (4)) >> 2)] = addr; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - case 10: - addr = inetPton6(addr); - zeroMemory(sa, 28); - if (addrlen) { - HEAP32[((addrlen) >> 2)] = 28; - } - HEAP32[((sa) >> 2)] = family; - HEAP32[(((sa) + (8)) >> 2)] = addr[0]; - HEAP32[(((sa) + (12)) >> 2)] = addr[1]; - HEAP32[(((sa) + (16)) >> 2)] = addr[2]; - HEAP32[(((sa) + (20)) >> 2)] = addr[3]; - HEAP16[(((sa) + (2)) >> 1)] = _htons(port); - break; - - default: - return 5; - } - return 0; -}; - -var DNS = { - address_map: { - id: 1, - addrs: {}, - names: {} - }, - lookup_name(name) { - // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. - var res = inetPton4(name); - if (res !== null) { - return name; - } - res = inetPton6(name); - if (res !== null) { - return name; - } - // See if this name is already mapped. - var addr; - if (DNS.address_map.addrs[name]) { - addr = DNS.address_map.addrs[name]; - } else { - var id = DNS.address_map.id++; - addr = "172.29." + (id & 255) + "." + (id & 65280); - DNS.address_map.names[addr] = name; - DNS.address_map.addrs[name] = addr; - } - return addr; - }, - lookup_addr(addr) { - if (DNS.address_map.names[addr]) { - return DNS.address_map.names[addr]; - } - return null; - } -}; - -function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { - try { - var sock = getSocketFromFD(fd); - var newsock = sock.sock_ops.accept(sock); - if (addr) { - var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); - } - return newsock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + var reportUndefinedSymbols = () => { + for (var [symName, entry] of Object.entries(GOT)) { + if (entry.value == -1) { + var value = resolveGlobalSymbol(symName, true).sym; + if (!value && !entry.required) { + // Ignore undefined symbols that are imported as weak. + entry.value = 0; + continue; + } + if (typeof value == 'function') { + /** @suppress {checkTypes} */ entry.value = addFunction( + value, + value.sig + ); + } else if (typeof value == 'number') { + entry.value = value; + } else { + throw new Error( + `bad export type for '${symName}': ${typeof value} (${value})` + ); + } + } + } + }; + + var loadDylibs = async () => { + if (!dynamicLibraries.length) { + reportUndefinedSymbols(); + return; + } + addRunDependency('loadDylibs'); + // Load binaries asynchronously + for (var lib of dynamicLibraries) { + await loadDynamicLibrary(lib, { + loadAsync: true, + global: true, + nodelete: true, + allowUndefined: true, + }); + } + // we got them all, wonderful + reportUndefinedSymbols(); + removeRunDependency('loadDylibs'); + }; + + var noExitRuntime = false; + + var ___assert_fail = (condition, filename, line, func) => + abort( + `Assertion failed: ${UTF8ToString(condition)}, at: ` + + [ + filename ? UTF8ToString(filename) : 'unknown filename', + line, + func ? UTF8ToString(func) : 'unknown function', + ] + ); + + ___assert_fail.sig = 'vppip'; + + var ___call_sighandler = (fp, sig) => getWasmTableEntry(fp)(sig); + + ___call_sighandler.sig = 'vpi'; + + var SOCKFS = { + websocketArgs: {}, + callbacks: {}, + on(event, callback) { + SOCKFS.callbacks[event] = callback; + }, + emit(event, param) { + SOCKFS.callbacks[event]?.(param); + }, + mount(mount) { + // The incomming Module['websocket'] can be used for configuring + // configuring subprotocol/url, etc + SOCKFS.websocketArgs = Module['websocket'] || {}; + // Add the Event registration mechanism to the exported websocket configuration + // object so we can register network callbacks from native JavaScript too. + // For more documentation see system/include/emscripten/emscripten.h + (Module['websocket'] ??= {})['on'] = SOCKFS.on; + return FS.createNode(null, '/', 16895, 0); + }, + createSocket(family, type, protocol) { + // Emscripten only supports AF_INET + if (family != 2) { + throw new FS.ErrnoError(5); + } + type &= ~526336; + // Some applications may pass it; it makes no sense for a single process. + // Emscripten only supports SOCK_STREAM and SOCK_DGRAM + if (type != 1 && type != 2) { + throw new FS.ErrnoError(28); + } + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + // create our internal socket structure + var sock = { + family, + type, + protocol, + server: null, + error: null, + // Used in getsockopt for SOL_SOCKET/SO_ERROR test + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops, + }; + // create the filesystem node to store the socket structure + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + // and the wrapping stream that enables library functions such + // as read and write to indirectly interact with the socket + var stream = FS.createStream({ + path: name, + node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops, + }); + // map the new stream to the socket structure (sockets have a 1:1 + // relationship with a stream) + sock.stream = stream; + return sock; + }, + getSocket(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + // socket is closed + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + }, + }, + nextname() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return `socket[${SOCKFS.nextname.current++}]`; + }, + websocket_sock_ops: { + createPeer(sock, addr, port) { + var ws; + if (typeof addr == 'object') { + ws = addr; + addr = null; + port = null; + } + if (ws) { + // for sockets that've already connected (e.g. we're the server) + // we can inspect the _socket property for the address + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error( + 'WebSocket URL must be in the format ws(s)://address:port' + ); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + // create the actual websocket object and connect + try { + // The default value is 'ws://' the replace is needed because the compiler replaces '//' comments with '#' + // comments without checking context, so we'd end up with ws:#, the replace swaps the '#' for '//' again. + var url = 'ws://'.replace('#', '//'); + // Make the WebSocket subprotocol (Sec-WebSocket-Protocol) default to binary if no configuration is set. + var subProtocols = 'binary'; + // The default value is 'binary' + // The default WebSocket options + var opts = undefined; + // Fetch runtime WebSocket URL config. + if ('function' === typeof SOCKFS.websocketArgs['url']) { + url = SOCKFS.websocketArgs['url'](...arguments); + } else if ( + 'string' === typeof SOCKFS.websocketArgs['url'] + ) { + url = SOCKFS.websocketArgs['url']; + } + // Fetch runtime WebSocket subprotocol config. + if (SOCKFS.websocketArgs['subprotocol']) { + subProtocols = SOCKFS.websocketArgs['subprotocol']; + } else if ( + SOCKFS.websocketArgs['subprotocol'] === null + ) { + subProtocols = 'null'; + } + if (url === 'ws://' || url === 'wss://') { + // Is the supplied URL config just a prefix, if so complete it. + var parts = addr.split('/'); + url = + url + + parts[0] + + ':' + + port + + '/' + + parts.slice(1).join('/'); + } + if (subProtocols !== 'null') { + // The regex trims the string (removes spaces at the beginning and end, then splits the string by + // , into an Array. Whitespace removal is important for Websockify and ws. + subProtocols = subProtocols + .replace(/^ +| +$/g, '') + .split(/ *, */); + opts = subProtocols; + } + // If node we use the ws library. + var WebSocketConstructor; + if (ENVIRONMENT_IS_NODE) { + WebSocketConstructor = + /** @type{(typeof WebSocket)} */ ( + require('ws') + ); + } else { + WebSocketConstructor = WebSocket; + } + if (Module['websocket']['decorator']) { + WebSocketConstructor = + Module['websocket']['decorator']( + WebSocketConstructor + ); + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = 'arraybuffer'; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr, + port, + socket: ws, + msg_send_queue: [], + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + // if this is a bound dgram socket, send the port number first to allow + // us to override the ephemeral port reported to us by remotePort on the + // remote end. + if (sock.type === 2 && typeof sock.sport != 'undefined') { + peer.msg_send_queue.push( + new Uint8Array([ + 255, + 255, + 255, + 255, + 'p'.charCodeAt(0), + 'o'.charCodeAt(0), + 'r'.charCodeAt(0), + 't'.charCodeAt(0), + (sock.sport & 65280) >> 8, + sock.sport & 255, + ]) + ); + } + return peer; + }, + getPeer(sock, addr, port) { + return sock.peers[addr + ':' + port]; + }, + addPeer(sock, peer) { + sock.peers[peer.addr + ':' + peer.port] = peer; + }, + removePeer(sock, peer) { + delete sock.peers[peer.addr + ':' + peer.port]; + }, + handlePeerEvents(sock, peer) { + var first = true; + var handleOpen = function () { + sock.connecting = false; + SOCKFS.emit('open', sock.stream.fd); + try { + var queued = peer.msg_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.msg_send_queue.shift(); + } + } catch (e) { + // not much we can do here in the way of proper error handling as we've already + // lied and said this data was sent. shut it down. + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == 'string') { + var encoder = new TextEncoder(); + // should be utf-8 + data = encoder.encode(data); + } else { + if (data.byteLength == 0) { + // An empty ArrayBuffer will emit a pseudo disconnect event + // as recv/recvmsg will return zero which indicates that a socket + // has performed a shutdown although the connection has not been disconnected yet. + return; + } + data = new Uint8Array(data); + } + // if this is the port message, override the peer's port with it + var wasfirst = first; + first = false; + if ( + wasfirst && + data.length === 10 && + data[0] === 255 && + data[1] === 255 && + data[2] === 255 && + data[3] === 255 && + data[4] === 'p'.charCodeAt(0) && + data[5] === 'o'.charCodeAt(0) && + data[6] === 'r'.charCodeAt(0) && + data[7] === 't'.charCodeAt(0) + ) { + // update the peer's port and it's key in the peer map + var newport = (data[8] << 8) | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data, + }); + SOCKFS.emit('message', sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on('open', handleOpen); + peer.socket.on('message', function (data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + peer.socket.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + }); + peer.socket.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using ECONNREFUSED + // is still probably the most useful thing to do. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function () { + SOCKFS.emit('close', sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage( + event + ) { + handleMessage(event.data); + }; + peer.socket.onerror = function (error) { + // The WebSocket spec only allows a 'simple event' to be thrown on error, + // so we only really know as much as ECONNREFUSED. + sock.error = 14; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'ECONNREFUSED: Connection refused', + ]); + }; + } + }, + poll(sock) { + if (sock.type === 1 && sock.server) { + // listen sockets should only say they're available for reading + // if there are pending clients. + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = + sock.type === 1 // we only care about the socket state for connection-based sockets + ? SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ) + : null; + if ( + sock.recv_queue.length || + !dest || // connection-less sockets are always ready to read + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // let recv return 0 once closed + mask |= 64 | 1; + } + if ( + !dest || // connection-less sockets are always ready to write + (dest && dest.socket.readyState === dest.socket.OPEN) + ) { + mask |= 4; + } + if ( + (dest && dest.socket.readyState === dest.socket.CLOSING) || + (dest && dest.socket.readyState === dest.socket.CLOSED) + ) { + // When an non-blocking connect fails mark the socket as writable. + // Its up to the calling code to then use getsockopt with SO_ERROR to + // retrieve the error. + // See https://man7.org/linux/man-pages/man2/connect.2.html + if (sock.connecting) { + mask |= 4; + } else { + mask |= 16; + } + } + return mask; + }, + ioctl(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + HEAP32[arg >> 2] = bytes; + return 0; + + case 21537: + var on = HEAP32[arg >> 2]; + if (on) { + sock.stream.flags |= 2048; + } else { + sock.stream.flags &= ~2048; + } + return 0; + + default: + return 28; + } + }, + close(sock) { + // if we've spawned a listen server, close it + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + // close any peer connections + for (var peer of Object.values(sock.peers)) { + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind(sock, addr, port) { + if ( + typeof sock.saddr != 'undefined' || + typeof sock.sport != 'undefined' + ) { + throw new FS.ErrnoError(28); + } + sock.saddr = addr; + sock.sport = port; + // in order to emulate dgram sockets, we need to launch a listen server when + // binding on a connection-less socket + // note: this is only required on the server side + if (sock.type === 2) { + // close the existing server if it exists + if (sock.server) { + sock.server.close(); + sock.server = null; + } + // swallow error operation not supported error that occurs when binding in the + // browser where this isn't supported + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === 'ErrnoError')) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + // TODO autobind + // if (!sock.addr && sock.type == 2) { + // } + // early out if we're already connected / in the middle of connecting + if ( + typeof sock.daddr != 'undefined' && + typeof sock.dport != 'undefined' + ) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + // add the socket to our peer list and set our + // destination address / port to match + var peer = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + sock.daddr = peer.addr; + sock.dport = peer.port; + // because we cannot synchronously block to wait for the WebSocket + // connection to complete, we return here pretending that the connection + // was a success. + sock.connecting = true; + }, + listen(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + if (sock.server) { + throw new FS.ErrnoError(28); + } + var WebSocketServer = require('ws').Server; + var host = sock.saddr; + if (Module['websocket']['serverDecorator']) { + WebSocketServer = + Module['websocket']['serverDecorator'](WebSocketServer); + } + sock.server = new WebSocketServer({ + host, + port: sock.sport, + }); + SOCKFS.emit('listen', sock.stream.fd); + // Send Event with listen fd. + sock.server.on('connection', function (ws) { + if (sock.type === 1) { + var newsock = SOCKFS.createSocket( + sock.family, + sock.type, + sock.protocol + ); + // create a peer on the new socket + var peer = SOCKFS.websocket_sock_ops.createPeer( + newsock, + ws + ); + newsock.daddr = peer.addr; + newsock.dport = peer.port; + // push to queue for accept to pick up + sock.pending.push(newsock); + SOCKFS.emit('connection', newsock.stream.fd); + } else { + // create a peer on the listen socket so calling sendto + // with the listen socket and an address will resolve + // to the correct client + SOCKFS.websocket_sock_ops.createPeer(sock, ws); + SOCKFS.emit('connection', sock.stream.fd); + } + }); + sock.server.on('close', function () { + SOCKFS.emit('close', sock.stream.fd); + sock.server = null; + }); + sock.server.on('error', function (error) { + // Although the ws library may pass errors that may be more descriptive than + // ECONNREFUSED they are not necessarily the expected error code e.g. + // ENOTFOUND on getaddrinfo seems to be node.js specific, so using EHOSTUNREACH + // is still probably the most useful thing to do. This error shouldn't + // occur in a well written app as errors should get trapped in the compiled + // app's own getaddrinfo call. + sock.error = 23; + // Used in getsockopt for SOL_SOCKET/SO_ERROR test. + SOCKFS.emit('error', [ + sock.stream.fd, + sock.error, + 'EHOSTUNREACH: Host is unreachable', + ]); + }); + }, + accept(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + // TODO saddr and sport will be set for bind()'d UDP sockets, but what + // should we be returning for TCP sockets that've been connect()'d? + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr, + port, + }; + }, + sendmsg(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + // connection-less sockets will honor the message address, + // and otherwise fall back to the bound destination address + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + // if there was no address to fall back to, error out + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + // connection-based sockets will only use the bound + addr = sock.daddr; + port = sock.dport; + } + // find the peer for the destination address + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + // early out if not connected with a connection-based socket + if (sock.type === 1) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + throw new FS.ErrnoError(53); + } + } + // create a copy of the incoming data to send, as the WebSocket API + // doesn't work entirely with an ArrayBufferView, it'll just send + // the entire underlying buffer + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data = buffer.slice(offset, offset + length); + // if we don't have a cached connectionless UDP datagram connection, or + // the TCP socket is still connecting, queue the message to be sent upon + // connect, and lie, saying the data was sent now. + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + // if we're not connected, open a new connection + if (sock.type === 2) { + if ( + !dest || + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + dest = SOCKFS.websocket_sock_ops.createPeer( + sock, + addr, + port + ); + } + } + dest.msg_send_queue.push(data); + return length; + } + try { + // send the actual data + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg(sock, length, flags) { + // http://pubs.opengroup.org/onlinepubs/7908799/xns/recvmsg.html + if (sock.type === 1 && sock.server) { + // tcp servers should not be recv()'ing on the listen socket + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer( + sock, + sock.daddr, + sock.dport + ); + if (!dest) { + // if we have a destination address but are not connected, error out + throw new FS.ErrnoError(53); + } + if ( + dest.socket.readyState === dest.socket.CLOSING || + dest.socket.readyState === dest.socket.CLOSED + ) { + // return null if the socket has closed + return null; + } + // else, our socket is in a valid state but truly has nothing available + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + // queued.data will be an ArrayBuffer if it's unadulterated, but if it's + // requeued TCP data it'll be an ArrayBufferView + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array( + queuedBuffer, + queuedOffset, + bytesRead + ), + addr: queued.addr, + port: queued.port, + }; + // push back any unread data for TCP connections + if (flags & 2) { + bytesRead = 0; + } + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array( + queuedBuffer, + queuedOffset + bytesRead, + bytesRemaining + ); + sock.recv_queue.unshift(queued); + } + return res; + }, + }, + }; + + var getSocketFromFD = (fd) => { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; + }; + + var inetPton4 = (str) => { + var b = str.split('.'); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | (b[1] << 8) | (b[2] << 16) | (b[3] << 24)) >>> 0; + }; + + var inetPton6 = (str) => { + var words; + var w, offset, z; + /* http://home.deds.nl/~aeron/regex/ */ var valid6regx = + /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === '::') { + return [0, 0, 0, 0, 0, 0, 0, 0]; + } + // Z placeholder to keep track of zeros when splitting the string on ":" + if (str.startsWith('::')) { + str = str.replace('::', 'Z:'); + } else { + str = str.replace('::', ':Z:'); + } + if (str.indexOf('.') > 0) { + // parse IPv4 embedded stress + str = str.replace(new RegExp('[.]', 'g'), ':'); + words = str.split(':'); + words[words.length - 4] = + Number(words[words.length - 4]) + + Number(words[words.length - 3]) * 256; + words[words.length - 3] = + Number(words[words.length - 2]) + + Number(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(':'); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == 'string') { + if (words[w] === 'Z') { + // compressed zeros - write appropriate number of zero words + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + // parse hex to field to 16-bit value and write it in network byte-order + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + // parsed IPv4 words + parts[w + offset] = words[w]; + } + } + return [ + (parts[1] << 16) | parts[0], + (parts[3] << 16) | parts[2], + (parts[5] << 16) | parts[4], + (parts[7] << 16) | parts[6], + ]; + }; + + /** @param {number=} addrlen */ var writeSockaddr = ( + sa, + family, + addr, + port, + addrlen + ) => { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + HEAP32[addrlen >> 2] = 16; + } + HEAP16[sa >> 1] = family; + HEAP32[(sa + 4) >> 2] = addr; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + HEAP32[addrlen >> 2] = 28; + } + HEAP32[sa >> 2] = family; + HEAP32[(sa + 8) >> 2] = addr[0]; + HEAP32[(sa + 12) >> 2] = addr[1]; + HEAP32[(sa + 16) >> 2] = addr[2]; + HEAP32[(sa + 20) >> 2] = addr[3]; + HEAP16[(sa + 2) >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; + }; + + var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {}, + }, + lookup_name(name) { + // If the name is already a valid ipv4 / ipv6 address, don't generate a fake one. + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + // See if this name is already mapped. + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + addr = '172.29.' + (id & 255) + '.' + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + }, + }; + + function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr( + addr, + newsock.family, + DNS.lookup_name(newsock.daddr), + newsock.dport, + addrlen + ); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_accept4.sig = "iippiii"; - -var inetNtop4 = addr => (addr & 255) + "." + ((addr >> 8) & 255) + "." + ((addr >> 16) & 255) + "." + ((addr >> 24) & 255); - -var inetNtop6 = ints => { - // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 - // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses - // 128-bits are split into eight 16-bit words - // stored in network byte order (big-endian) - // | 80 bits | 16 | 32 bits | - // +-----------------------------------------------------------------+ - // | 10 bytes | 2 | 4 bytes | - // +--------------------------------------+--------------------------+ - // + 5 words | 1 | 2 words | - // +--------------------------------------+--------------------------+ - // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) - // +--------------------------------------+----+---------------------+ - // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) - // +--------------------------------------+----+---------------------+ - var str = ""; - var word = 0; - var longest = 0; - var lastzero = 0; - var zstart = 0; - var len = 0; - var i = 0; - var parts = [ ints[0] & 65535, (ints[0] >> 16), ints[1] & 65535, (ints[1] >> 16), ints[2] & 65535, (ints[2] >> 16), ints[3] & 65535, (ints[3] >> 16) ]; - // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses - var hasipv4 = true; - var v4part = ""; - // check if the 10 high-order bytes are all zeros (first 5 words) - for (i = 0; i < 5; i++) { - if (parts[i] !== 0) { - hasipv4 = false; - break; - } - } - if (hasipv4) { - // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) - v4part = inetNtop4(parts[6] | (parts[7] << 16)); - // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) - if (parts[5] === -1) { - str = "::ffff:"; - str += v4part; - return str; - } - // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) - if (parts[5] === 0) { - str = "::"; - //special case IPv6 addresses - if (v4part === "0.0.0.0") v4part = ""; - // any/unspecified address - if (v4part === "0.0.0.1") v4part = "1"; - // loopback address - str += v4part; - return str; - } - } - // Handle all other IPv6 addresses - // first run to find the longest contiguous zero words - for (word = 0; word < 8; word++) { - if (parts[word] === 0) { - if (word - lastzero > 1) { - len = 0; - } - lastzero = word; - len++; - } - if (len > longest) { - longest = len; - zstart = word - longest + 1; - } - } - for (word = 0; word < 8; word++) { - if (longest > 1) { - // compress contiguous zeros - to produce "::" - if (parts[word] === 0 && word >= zstart && word < (zstart + longest)) { - if (word === zstart) { - str += ":"; - if (zstart === 0) str += ":"; - } - continue; - } - } - // converts 16-bit words from big-endian to little-endian before converting to hex string - str += Number(_ntohs(parts[word] & 65535)).toString(16); - str += word < 7 ? ":" : ""; - } - return str; -}; - -var readSockaddr = (sa, salen) => { - // family / port offsets are common to both sockaddr_in and sockaddr_in6 - var family = HEAP16[((sa) >> 1)]; - var port = _ntohs(HEAPU16[(((sa) + (2)) >> 1)]); - var addr; - switch (family) { - case 2: - if (salen !== 16) { - return { - errno: 28 - }; - } - addr = HEAP32[(((sa) + (4)) >> 2)]; - addr = inetNtop4(addr); - break; - - case 10: - if (salen !== 28) { - return { - errno: 28 - }; - } - addr = [ HEAP32[(((sa) + (8)) >> 2)], HEAP32[(((sa) + (12)) >> 2)], HEAP32[(((sa) + (16)) >> 2)], HEAP32[(((sa) + (20)) >> 2)] ]; - addr = inetNtop6(addr); - break; - - default: - return { - errno: 5 - }; - } - return { - family, - addr, - port - }; -}; - -var getSocketAddress = (addrp, addrlen) => { - var info = readSockaddr(addrp, addrlen); - if (info.errno) throw new FS.ErrnoError(info.errno); - info.addr = DNS.lookup_addr(info.addr) || info.addr; - return info; -}; - -function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.bind(sock, info.addr, info.port); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_accept4.sig = 'iippiii'; + + var inetNtop4 = (addr) => + (addr & 255) + + '.' + + ((addr >> 8) & 255) + + '.' + + ((addr >> 16) & 255) + + '.' + + ((addr >> 24) & 255); + + var inetNtop6 = (ints) => { + // ref: http://www.ietf.org/rfc/rfc2373.txt - section 2.5.4 + // Format for IPv4 compatible and mapped 128-bit IPv6 Addresses + // 128-bits are split into eight 16-bit words + // stored in network byte order (big-endian) + // | 80 bits | 16 | 32 bits | + // +-----------------------------------------------------------------+ + // | 10 bytes | 2 | 4 bytes | + // +--------------------------------------+--------------------------+ + // + 5 words | 1 | 2 words | + // +--------------------------------------+--------------------------+ + // |0000..............................0000|0000| IPv4 ADDRESS | (compatible) + // +--------------------------------------+----+---------------------+ + // |0000..............................0000|FFFF| IPv4 ADDRESS | (mapped) + // +--------------------------------------+----+---------------------+ + var str = ''; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ + ints[0] & 65535, + ints[0] >> 16, + ints[1] & 65535, + ints[1] >> 16, + ints[2] & 65535, + ints[2] >> 16, + ints[3] & 65535, + ints[3] >> 16, + ]; + // Handle IPv4-compatible, IPv4-mapped, loopback and any/unspecified addresses + var hasipv4 = true; + var v4part = ''; + // check if the 10 high-order bytes are all zeros (first 5 words) + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + // low-order 32-bits store an IPv4 address (bytes 13 to 16) (last 2 words) + v4part = inetNtop4(parts[6] | (parts[7] << 16)); + // IPv4-mapped IPv6 address if 16-bit value (bytes 11 and 12) == 0xFFFF (6th word) + if (parts[5] === -1) { + str = '::ffff:'; + str += v4part; + return str; + } + // IPv4-compatible IPv6 address if 16-bit value (bytes 11 and 12) == 0x0000 (6th word) + if (parts[5] === 0) { + str = '::'; + //special case IPv6 addresses + if (v4part === '0.0.0.0') v4part = ''; + // any/unspecified address + if (v4part === '0.0.0.1') v4part = '1'; + // loopback address + str += v4part; + return str; + } + } + // Handle all other IPv6 addresses + // first run to find the longest contiguous zero words + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + // compress contiguous zeros - to produce "::" + if ( + parts[word] === 0 && + word >= zstart && + word < zstart + longest + ) { + if (word === zstart) { + str += ':'; + if (zstart === 0) str += ':'; + } + continue; + } + } + // converts 16-bit words from big-endian to little-endian before converting to hex string + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ':' : ''; + } + return str; + }; + + var readSockaddr = (sa, salen) => { + // family / port offsets are common to both sockaddr_in and sockaddr_in6 + var family = HEAP16[sa >> 1]; + var port = _ntohs(HEAPU16[(sa + 2) >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28, + }; + } + addr = HEAP32[(sa + 4) >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28, + }; + } + addr = [ + HEAP32[(sa + 8) >> 2], + HEAP32[(sa + 12) >> 2], + HEAP32[(sa + 16) >> 2], + HEAP32[(sa + 20) >> 2], + ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5, + }; + } + return { + family, + addr, + port, + }; + }; + + var getSocketAddress = (addrp, addrlen) => { + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; + }; + + function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_bind.sig = "iippiii"; - -var SYSCALLS = { - DEFAULT_POLLMASK: 5, - calculateAt(dirfd, path, allowEmpty) { - if (PATH.isAbs(path)) { - return path; - } - // relative path - var dir; - if (dirfd === -100) { - dir = FS.cwd(); - } else { - var dirstream = SYSCALLS.getStreamFromFD(dirfd); - dir = dirstream.path; - } - if (path.length == 0) { - if (!allowEmpty) { - throw new FS.ErrnoError(44); - } - return dir; - } - return dir + "/" + path; - }, - writeStat(buf, stat) { - HEAPU32[((buf) >> 2)] = stat.dev; - HEAPU32[(((buf) + (4)) >> 2)] = stat.mode; - HEAPU32[(((buf) + (8)) >> 2)] = stat.nlink; - HEAPU32[(((buf) + (12)) >> 2)] = stat.uid; - HEAPU32[(((buf) + (16)) >> 2)] = stat.gid; - HEAPU32[(((buf) + (20)) >> 2)] = stat.rdev; - HEAP64[(((buf) + (24)) >> 3)] = BigInt(stat.size); - HEAP32[(((buf) + (32)) >> 2)] = 4096; - HEAP32[(((buf) + (36)) >> 2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - HEAP64[(((buf) + (40)) >> 3)] = BigInt(Math.floor(atime / 1e3)); - HEAPU32[(((buf) + (48)) >> 2)] = (atime % 1e3) * 1e3 * 1e3; - HEAP64[(((buf) + (56)) >> 3)] = BigInt(Math.floor(mtime / 1e3)); - HEAPU32[(((buf) + (64)) >> 2)] = (mtime % 1e3) * 1e3 * 1e3; - HEAP64[(((buf) + (72)) >> 3)] = BigInt(Math.floor(ctime / 1e3)); - HEAPU32[(((buf) + (80)) >> 2)] = (ctime % 1e3) * 1e3 * 1e3; - HEAP64[(((buf) + (88)) >> 3)] = BigInt(stat.ino); - return 0; - }, - writeStatFs(buf, stats) { - HEAPU32[(((buf) + (4)) >> 2)] = stats.bsize; - HEAPU32[(((buf) + (60)) >> 2)] = stats.bsize; - HEAP64[(((buf) + (8)) >> 3)] = BigInt(stats.blocks); - HEAP64[(((buf) + (16)) >> 3)] = BigInt(stats.bfree); - HEAP64[(((buf) + (24)) >> 3)] = BigInt(stats.bavail); - HEAP64[(((buf) + (32)) >> 3)] = BigInt(stats.files); - HEAP64[(((buf) + (40)) >> 3)] = BigInt(stats.ffree); - HEAPU32[(((buf) + (48)) >> 2)] = stats.fsid; - HEAPU32[(((buf) + (64)) >> 2)] = stats.flags; - // ST_NOSUID - HEAPU32[(((buf) + (56)) >> 2)] = stats.namelen; - }, - doMsync(addr, stream, len, flags, offset) { - if (!FS.isFile(stream.node.mode)) { - throw new FS.ErrnoError(43); - } - if (flags & 2) { - // MAP_PRIVATE calls need not to be synced back to underlying fs - return 0; - } - var buffer = HEAPU8.slice(addr, addr + len); - FS.msync(stream, buffer, offset, len, flags); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs: undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - } -}; - -function ___syscall_chdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.chdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_bind.sig = 'iippiii'; + + var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return dir + '/' + path; + }, + writeStat(buf, stat) { + HEAPU32[buf >> 2] = stat.dev; + HEAPU32[(buf + 4) >> 2] = stat.mode; + HEAPU32[(buf + 8) >> 2] = stat.nlink; + HEAPU32[(buf + 12) >> 2] = stat.uid; + HEAPU32[(buf + 16) >> 2] = stat.gid; + HEAPU32[(buf + 20) >> 2] = stat.rdev; + HEAP64[(buf + 24) >> 3] = BigInt(stat.size); + HEAP32[(buf + 32) >> 2] = 4096; + HEAP32[(buf + 36) >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + HEAP64[(buf + 40) >> 3] = BigInt(Math.floor(atime / 1e3)); + HEAPU32[(buf + 48) >> 2] = (atime % 1e3) * 1e3 * 1e3; + HEAP64[(buf + 56) >> 3] = BigInt(Math.floor(mtime / 1e3)); + HEAPU32[(buf + 64) >> 2] = (mtime % 1e3) * 1e3 * 1e3; + HEAP64[(buf + 72) >> 3] = BigInt(Math.floor(ctime / 1e3)); + HEAPU32[(buf + 80) >> 2] = (ctime % 1e3) * 1e3 * 1e3; + HEAP64[(buf + 88) >> 3] = BigInt(stat.ino); + return 0; + }, + writeStatFs(buf, stats) { + HEAPU32[(buf + 4) >> 2] = stats.bsize; + HEAPU32[(buf + 60) >> 2] = stats.bsize; + HEAP64[(buf + 8) >> 3] = BigInt(stats.blocks); + HEAP64[(buf + 16) >> 3] = BigInt(stats.bfree); + HEAP64[(buf + 24) >> 3] = BigInt(stats.bavail); + HEAP64[(buf + 32) >> 3] = BigInt(stats.files); + HEAP64[(buf + 40) >> 3] = BigInt(stats.ffree); + HEAPU32[(buf + 48) >> 2] = stats.fsid; + HEAPU32[(buf + 64) >> 2] = stats.flags; + // ST_NOSUID + HEAPU32[(buf + 56) >> 2] = stats.namelen; + }, + doMsync(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + getStreamFromFD(fd) { + var stream = FS.getStreamChecked(fd); + return stream; + }, + varargs: undefined, + getStr(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + }; + + function ___syscall_chdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_chdir.sig = "ip"; - -function ___syscall_chmod(path, mode) { - try { - path = SYSCALLS.getStr(path); - FS.chmod(path, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_chdir.sig = 'ip'; + + function ___syscall_chmod(path, mode) { + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_chmod.sig = "ipi"; + ___syscall_chmod.sig = 'ipi'; -var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); + var allocateUTF8OnStack = (...args) => stringToUTF8OnStack(...args); -var onInits = []; + var onInits = []; -var addOnInit = cb => onInits.push(cb); + var addOnInit = (cb) => onInits.push(cb); -function _js_getpid() { - return PHPLoader.processId ?? 42; -} + function _js_getpid() { + return PHPLoader.processId ?? 42; + } -function _js_wasm_trace(format, ...args) { - if (PHPLoader.trace instanceof Function) { - PHPLoader.trace(_js_getpid(), format, ...args); - } -} + function _js_wasm_trace(format, ...args) { + if (PHPLoader.trace instanceof Function) { + PHPLoader.trace(_js_getpid(), format, ...args); + } + } -var PHPWASM = { - O_APPEND: 1024, - O_NONBLOCK: 2048, - POLLHUP: 16, - SETFL_MASK: 3072, - init: function() { - // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. - if (PHPLoader.bindUserSpace) { - /** - * We need to add an onInit callback to bind the user-space API - * because some dependencies like wasmImports and wasmExports - * are not yet assigned. - */ addOnInit(() => { - if (typeof PHPLoader.processId !== "number") { - throw new Error("PHPLoader.processId must be set before init"); - } - Module["userSpace"] = PHPLoader.bindUserSpace({ - pid: PHPLoader.processId, - constants: { - F_GETFL: Number("3"), - O_ACCMODE: Number("2097155"), - O_RDONLY: Number("0"), - O_WRONLY: Number("1"), - O_APPEND: Number("1024"), - O_NONBLOCK: Number("2048"), - F_SETFL: Number("4"), - F_GETLK: Number("12"), - F_SETLK: Number("13"), - F_SETLKW: Number("14"), - SEEK_SET: Number("0"), - SEEK_CUR: Number("1"), - SEEK_END: Number("2"), - F_GETFL: Number("3"), - O_ACCMODE: Number("2097155"), - O_RDONLY: Number("0"), - O_WRONLY: Number("1"), - O_APPEND: Number("1024"), - O_NONBLOCK: Number("2048"), - F_SETFL: Number("4"), - F_GETLK: Number("12"), - F_SETLK: Number("13"), - F_SETLKW: Number("14"), - SEEK_SET: Number("0"), - SEEK_CUR: Number("1"), - SEEK_END: Number("2"), - // From: - // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 - F_RDLCK: 0, - F_WRLCK: 1, - F_UNLCK: 2, - // From: - // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 - LOCK_SH: 1, - LOCK_EX: 2, - LOCK_NB: 4, - // Non-blocking lock - LOCK_UN: 8 - }, - errnoCodes: ERRNO_CODES, - // Use get/set closures instead of exposing - // typed arrays directly. After memory.grow(), - // Emscripten's updateMemoryViews() reassigns - // the module-scoped HEAP* variables. Closures - // always reference the current value, so - // accesses are never stale. The get/set - // interface also prevents callers from - // capturing a typed array reference that - // could become stale. - memory: { - HEAP8: { - get(offset) { - return HEAP8[offset]; - }, - set(offset, value) { - HEAP8[offset] = value; - } - }, - HEAPU8: { - get(offset) { - return HEAPU8[offset]; - }, - set(offset, value) { - HEAPU8[offset] = value; - } - }, - HEAP16: { - get(offset) { - return HEAP16[offset]; - }, - set(offset, value) { - HEAP16[offset] = value; - } - }, - HEAPU16: { - get(offset) { - return HEAPU16[offset]; - }, - set(offset, value) { - HEAPU16[offset] = value; - } - }, - HEAP32: { - get(offset) { - return HEAP32[offset]; - }, - set(offset, value) { - HEAP32[offset] = value; - } - }, - HEAPU32: { - get(offset) { - return HEAPU32[offset]; - }, - set(offset, value) { - HEAPU32[offset] = value; - } - }, - HEAPF32: { - get(offset) { - return HEAPF32[offset]; - }, - set(offset, value) { - HEAPF32[offset] = value; - } - }, - HEAP64: { - get(offset) { - return HEAP64[offset]; - }, - set(offset, value) { - HEAP64[offset] = value; - } - }, - HEAPU64: { - get(offset) { - return HEAPU64[offset]; - }, - set(offset, value) { - HEAPU64[offset] = value; - } - }, - HEAPF64: { - get(offset) { - return HEAPF64[offset]; - }, - set(offset, value) { - HEAPF64[offset] = value; - } - } - }, - wasmImports: Object.assign({}, wasmImports, typeof _builtin_fd_close === "function" ? { - builtin_fd_close: _builtin_fd_close - } : {}, typeof _builtin_fcntl64 === "function" ? { - builtin_fcntl64: _builtin_fcntl64 - } : {}), - wasmExports, - syscalls: SYSCALLS, - FS, - PROXYFS, - NODEFS - }); - }); - } - Module["ENV"] = Module["ENV"] || {}; - // Ensure a platform-level bin directory for a fallback `php` binary. - Module["ENV"]["PATH"] = [ Module["ENV"]["PATH"], "/internal/shared/bin" ].filter(Boolean).join(":"); - // The /request directory is required by the C module. It's where the - // stdout, stderr, and headers information are written for the JavaScript - // code to read later on. This is per-request state that is isolated to a - // single PHP process. - FS.mkdir("/request"); - // The /internal directory is shared amongst all PHP processes - // and contains the php.ini, constants definitions, etc. - FS.mkdir("/internal"); - if (PHPLoader.nativeInternalDirPath) { - FS.mount(FS.filesystems.NODEFS, { - root: PHPLoader.nativeInternalDirPath - }, "/internal"); - } - // The files from the shared directory are shared between all the - // PHP processes managed by PHPProcessManager. - FS.mkdirTree("/internal/shared"); - // The files from the preload directory are preloaded using the - // auto_prepend_file php.ini directive. - FS.mkdirTree("/internal/shared/preload"); - // Platform-level bin directory for a fallback `php` binary. Without it, - // PHP may not populate the PHP_BINARY constant. - FS.mkdirTree("/internal/shared/bin"); - const originalOnRuntimeInitialized = Module["onRuntimeInitialized"]; - Module["onRuntimeInitialized"] = () => { - const {node: phpBinaryNode} = FS.lookupPath("/internal/shared/bin/php", { - noent_okay: true - }); - if (!phpBinaryNode) { - // Dummy PHP binary for PHP to populate the PHP_BINARY constant. - FS.writeFile("/internal/shared/bin/php", (new TextEncoder).encode('#!/bin/sh\nphp "$@"')); - // It must be executable to be used by PHP. - FS.chmod("/internal/shared/bin/php", 493); - } - originalOnRuntimeInitialized(); - }; - // Create stdout and stderr devices. We can't just use Emscripten's - // default stdout and stderr devices because they stop processing data - // on the first null byte. However, when dealing with binary data, - // null bytes are valid and common. - FS.registerDevice(FS.makedev(64, 0), { - open: () => {}, - close: () => {}, - read: () => 0, - write: (stream, buffer, offset, length, pos) => { - const chunk = buffer.subarray(offset, offset + length); - PHPWASM.onStdout(chunk); - return length; - } - }); - FS.mkdev("/request/stdout", FS.makedev(64, 0)); - FS.registerDevice(FS.makedev(63, 0), { - open: () => {}, - close: () => {}, - read: () => 0, - write: (stream, buffer, offset, length, pos) => { - const chunk = buffer.subarray(offset, offset + length); - PHPWASM.onStderr(chunk); - return length; - } - }); - FS.mkdev("/request/stderr", FS.makedev(63, 0)); - FS.registerDevice(FS.makedev(62, 0), { - open: () => {}, - close: () => {}, - read: () => 0, - write: (stream, buffer, offset, length, pos) => { - const chunk = buffer.subarray(offset, offset + length); - PHPWASM.onHeaders(chunk); - return length; - } - }); - FS.mkdev("/request/headers", FS.makedev(62, 0)); - // Handle events. - PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE ? require("events").EventEmitter : class EventEmitter { - constructor() { - this.listeners = {}; - } - emit(eventName, data) { - if (this.listeners[eventName]) { - this.listeners[eventName].forEach(callback => { - callback(data); - }); - } - } - once(eventName, callback) { - const self = this; - function removedCallback() { - callback(...arguments); - self.removeListener(eventName, removedCallback); - } - this.on(eventName, removedCallback); - } - removeAllListeners(eventName) { - if (eventName) { - delete this.listeners[eventName]; - } else { - this.listeners = {}; - } - } - removeListener(eventName, callback) { - if (this.listeners[eventName]) { - const idx = this.listeners[eventName].indexOf(callback); - if (idx !== -1) { - this.listeners[eventName].splice(idx, 1); - } - } - } - }; - PHPWASM.processTable = {}; - PHPWASM.input_devices = {}; - const originalWrite = TTY.stream_ops.write; - TTY.stream_ops.write = function(stream, ...rest) { - const retval = originalWrite(stream, ...rest); - // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event - // @TODO: Fix this at the wasm level - stream.tty.ops.fsync(stream.tty); - return retval; - }; - const originalPutChar = TTY.stream_ops.put_char; - TTY.stream_ops.put_char = function(tty, val) { - /** - * Buffer newlines that Emscripten normally ignores. - * - * Emscripten doesn't do it by default because its default - * print function is console.log that implicitly adds a newline. We are overwriting - * it with an environment-specific function that outputs exaclty what it was given, - * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure - * all the newlines make it to the output buffer. - */ if (val === 10) tty.output.push(val); - return originalPutChar(tty, val); - }; - }, - onHeaders: function(chunk) { - if (Module["onHeaders"]) { - Module["onHeaders"](chunk); - return; - } - console.log("headers", { - chunk - }); - }, - onStdout: function(chunk) { - if (Module["onStdout"]) { - Module["onStdout"](chunk); - return; - } - if (ENVIRONMENT_IS_NODE) { - process.stdout.write(chunk); - } else { - console.log("stdout", { - chunk - }); - } - }, - onStderr: function(chunk) { - if (Module["onStderr"]) { - Module["onStderr"](chunk); - return; - } - if (ENVIRONMENT_IS_NODE) { - process.stderr.write(chunk); - } else { - console.warn("stderr", { - chunk - }); - } - }, - getAllWebSockets: function(sock) { - const webSockets = new Set; - if (sock.server) { - sock.server.clients.forEach(ws => { - webSockets.add(ws); - }); - } - for (const peer of PHPWASM.getAllPeers(sock)) { - webSockets.add(peer.socket); - } - return Array.from(webSockets); - }, - getAllPeers: function(sock) { - const peers = new Set; - if (sock.server) { - sock.pending.filter(pending => pending.peers).forEach(pending => { - for (const peer of Object.values(pending.peers)) { - peers.add(peer); - } - }); - } - if (sock.peers) { - for (const peer of Object.values(sock.peers)) { - peers.add(peer); - } - } - return Array.from(peers); - }, - awaitData: function(ws) { - return PHPWASM.awaitEvent(ws, "message"); - }, - awaitConnection: function(ws) { - if (ws.OPEN === ws.readyState) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "open"); - }, - awaitClose: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "close"); - }, - awaitError: function(ws) { - if ([ ws.CLOSING, ws.CLOSED ].includes(ws.readyState)) { - return [ Promise.resolve(), PHPWASM.noop ]; - } - return PHPWASM.awaitEvent(ws, "error"); - }, - awaitEvent: function(ws, event) { - let resolve; - const listener = () => { - resolve(); - }; - const promise = new Promise(function(_resolve) { - resolve = _resolve; - ws.once(event, listener); - }); - const cancel = () => { - ws.removeListener(event, listener); - // Rejecting the promises bubbles up and kills the entire - // node process. Let's resolve them on the next tick instead - // to give the caller some space to unbind any handlers. - setTimeout(resolve); - }; - return [ promise, cancel ]; - }, - noop: function() {}, - spawnProcess: function(command, args, options) { - if (Module["spawnProcess"]) { - const spawned = Module["spawnProcess"](command, args, /** - * We're providing the same extra options we would pass to child_process.spawn(). - * - * Why? - * - * spawnProcess() follows the same interface as child_process.spawn() - * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() - */ { - ...options, - shell: true, - stdio: [ "pipe", "pipe", "pipe" ] - }); - if (spawned && !("then" in spawned) && "on" in spawned) { - /** - * If we get the child process directly, return it immediately. - * Delaying it to the next tick via Promise.resolve() would create - * a race condition where it might emit some events before the - * caller has a chance to bind event listeners to them. - * - * Without this condition, this callback would be at least flaky: - * - * php.setSpawnHandler(require('child_process').spawn); - */ return spawned; - } - return Promise.resolve(spawned).then(function(spawned) { - if (!spawned || !spawned.on) { - throw new Error("spawnProcess() must return an EventEmitter but returned a different type."); - } - return spawned; - }); - } - const e = new Error("popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() " + "and provide a callback to handle spawning processes, or disable a popen(), proc_open() " + "and similar functions via php.ini."); - e.code = "SPAWN_UNSUPPORTED"; - throw e; - }, - shutdownSocket: function(socketd, how) { - // This implementation only supports websockets at the moment - const sock = getSocketFromFD(socketd); - const peer = Object.values(sock.peers)[0]; - if (!peer) { - return -1; - } - try { - peer.socket.close(); - SOCKFS.websocket_sock_ops.removePeer(sock, peer); - return 0; - } catch (e) { - console.log("Socket shutdown error", e); - return -1; - } - } -}; - -function _wasm_connect(sockfd, addr, addrlen) { - /** - * Use a synchronous connect() call when Asyncify is used. - * - * The async version was originally introduced to support the Memcached and Redis extensions, - * and both are only available with JSPI. Asyncify is too difficult to maintain and - * it's not getting that upgrade. - */ if (!("Suspending" in WebAssembly)) { - var sock = getSocketFromFD(sockfd); - var info = getSocketAddress(addr, addrlen); - sock.sock_ops.connect(sock, info.addr, info.port); - return 0; - } - return Asyncify.handleSleep(wakeUp => { - // Get the socket - let sock; - try { - sock = getSocketFromFD(sockfd); - } catch (e) { - wakeUp(-ERRNO_CODES.EBADF); - return; - } - if (!sock) { - wakeUp(-ERRNO_CODES.EBADF); - return; - } - // Parse the address - let info; - try { - info = getSocketAddress(addr, addrlen); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - wakeUp(-ERRNO_CODES.EFAULT); - return; - } - wakeUp(-e.errno); - return; - } - // Perform the connect (this creates the WebSocket but doesn't wait) - try { - sock.sock_ops.connect(sock, info.addr, info.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - wakeUp(-ERRNO_CODES.ECONNREFUSED); - return; - } - wakeUp(-e.errno); - return; - } - // Get all websockets for this socket - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - // No WebSocket yet, this shouldn't happen after connect - wakeUp(-ERRNO_CODES.ECONNREFUSED); - return; - } - const ws = webSockets[0]; - // If already connected, return success - if (ws.readyState === ws.OPEN) { - wakeUp(0); - return; - } - // If already closed or closing, return error - if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { - wakeUp(-ERRNO_CODES.ECONNREFUSED); - return; - } - // Wait for the connection to be established - const timeout = 3e4; - // 30 second timeout - let resolved = false; - const timeoutId = setTimeout(() => { - if (!resolved) { - resolved = true; - wakeUp(-ERRNO_CODES.ETIMEDOUT); - } - }, timeout); - const handleOpen = () => { - if (!resolved) { - resolved = true; - clearTimeout(timeoutId); - ws.removeEventListener("error", handleError); - ws.removeEventListener("close", handleClose); - wakeUp(0); - } - }; - const handleError = () => { - if (!resolved) { - resolved = true; - clearTimeout(timeoutId); - ws.removeEventListener("open", handleOpen); - ws.removeEventListener("close", handleClose); - wakeUp(-ERRNO_CODES.ECONNREFUSED); - } - }; - const handleClose = () => { - if (!resolved) { - resolved = true; - clearTimeout(timeoutId); - ws.removeEventListener("open", handleOpen); - ws.removeEventListener("error", handleError); - wakeUp(-ERRNO_CODES.ECONNREFUSED); - } - }; - ws.addEventListener("open", handleOpen); - ws.addEventListener("error", handleError); - ws.addEventListener("close", handleClose); - }); -} + var PHPWASM = { + O_APPEND: 1024, + O_NONBLOCK: 2048, + POLLHUP: 16, + SETFL_MASK: 3072, + init: function () { + // TODO: Move this to a library function that is made an onInit callback by the `__postset` suffix. + if (PHPLoader.bindUserSpace) { + /** + * We need to add an onInit callback to bind the user-space API + * because some dependencies like wasmImports and wasmExports + * are not yet assigned. + */ addOnInit(() => { + if (typeof PHPLoader.processId !== 'number') { + throw new Error( + 'PHPLoader.processId must be set before init' + ); + } + Module['userSpace'] = PHPLoader.bindUserSpace({ + pid: PHPLoader.processId, + constants: { + F_GETFL: Number('3'), + O_ACCMODE: Number('2097155'), + O_RDONLY: Number('0'), + O_WRONLY: Number('1'), + O_APPEND: Number('1024'), + O_NONBLOCK: Number('2048'), + F_SETFL: Number('4'), + F_GETLK: Number('12'), + F_SETLK: Number('13'), + F_SETLKW: Number('14'), + SEEK_SET: Number('0'), + SEEK_CUR: Number('1'), + SEEK_END: Number('2'), + F_GETFL: Number('3'), + O_ACCMODE: Number('2097155'), + O_RDONLY: Number('0'), + O_WRONLY: Number('1'), + O_APPEND: Number('1024'), + O_NONBLOCK: Number('2048'), + F_SETFL: Number('4'), + F_GETLK: Number('12'), + F_SETLK: Number('13'), + F_SETLKW: Number('14'), + SEEK_SET: Number('0'), + SEEK_CUR: Number('1'), + SEEK_END: Number('2'), + // From: + // https://github.com/emscripten-core/emscripten/blob/66d2137b0381ac35f7e2346b2d6a90abd0f1211a/system/lib/libc/musl/include/fcntl.h#L58-L60 + F_RDLCK: 0, + F_WRLCK: 1, + F_UNLCK: 2, + // From: + // https://github.com/emscripten-core/emscripten/blob/81bbaa42a7827d88a71bd89701245052c622428c/system/lib/libc/musl/include/sys/file.h#L7-L10 + LOCK_SH: 1, + LOCK_EX: 2, + LOCK_NB: 4, + // Non-blocking lock + LOCK_UN: 8, + }, + errnoCodes: ERRNO_CODES, + // Use get/set closures instead of exposing + // typed arrays directly. After memory.grow(), + // Emscripten's updateMemoryViews() reassigns + // the module-scoped HEAP* variables. Closures + // always reference the current value, so + // accesses are never stale. The get/set + // interface also prevents callers from + // capturing a typed array reference that + // could become stale. + memory: { + HEAP8: { + get(offset) { + return HEAP8[offset]; + }, + set(offset, value) { + HEAP8[offset] = value; + }, + }, + HEAPU8: { + get(offset) { + return HEAPU8[offset]; + }, + set(offset, value) { + HEAPU8[offset] = value; + }, + }, + HEAP16: { + get(offset) { + return HEAP16[offset]; + }, + set(offset, value) { + HEAP16[offset] = value; + }, + }, + HEAPU16: { + get(offset) { + return HEAPU16[offset]; + }, + set(offset, value) { + HEAPU16[offset] = value; + }, + }, + HEAP32: { + get(offset) { + return HEAP32[offset]; + }, + set(offset, value) { + HEAP32[offset] = value; + }, + }, + HEAPU32: { + get(offset) { + return HEAPU32[offset]; + }, + set(offset, value) { + HEAPU32[offset] = value; + }, + }, + HEAPF32: { + get(offset) { + return HEAPF32[offset]; + }, + set(offset, value) { + HEAPF32[offset] = value; + }, + }, + HEAP64: { + get(offset) { + return HEAP64[offset]; + }, + set(offset, value) { + HEAP64[offset] = value; + }, + }, + HEAPU64: { + get(offset) { + return HEAPU64[offset]; + }, + set(offset, value) { + HEAPU64[offset] = value; + }, + }, + HEAPF64: { + get(offset) { + return HEAPF64[offset]; + }, + set(offset, value) { + HEAPF64[offset] = value; + }, + }, + }, + wasmImports: Object.assign( + {}, + wasmImports, + typeof _builtin_fd_close === 'function' + ? { + builtin_fd_close: _builtin_fd_close, + } + : {}, + typeof _builtin_fcntl64 === 'function' + ? { + builtin_fcntl64: _builtin_fcntl64, + } + : {} + ), + wasmExports, + syscalls: SYSCALLS, + FS, + PROXYFS, + NODEFS, + }); + }); + } + Module['ENV'] = Module['ENV'] || {}; + // Ensure a platform-level bin directory for a fallback `php` binary. + Module['ENV']['PATH'] = [ + Module['ENV']['PATH'], + '/internal/shared/bin', + ] + .filter(Boolean) + .join(':'); + // The /request directory is required by the C module. It's where the + // stdout, stderr, and headers information are written for the JavaScript + // code to read later on. This is per-request state that is isolated to a + // single PHP process. + FS.mkdir('/request'); + // The /internal directory is shared amongst all PHP processes + // and contains the php.ini, constants definitions, etc. + FS.mkdir('/internal'); + if (PHPLoader.nativeInternalDirPath) { + FS.mount( + FS.filesystems.NODEFS, + { + root: PHPLoader.nativeInternalDirPath, + }, + '/internal' + ); + } + // The files from the shared directory are shared between all the + // PHP processes managed by PHPProcessManager. + FS.mkdirTree('/internal/shared'); + // The files from the preload directory are preloaded using the + // auto_prepend_file php.ini directive. + FS.mkdirTree('/internal/shared/preload'); + // Platform-level bin directory for a fallback `php` binary. Without it, + // PHP may not populate the PHP_BINARY constant. + FS.mkdirTree('/internal/shared/bin'); + const originalOnRuntimeInitialized = Module['onRuntimeInitialized']; + Module['onRuntimeInitialized'] = () => { + const { node: phpBinaryNode } = FS.lookupPath( + '/internal/shared/bin/php', + { + noent_okay: true, + } + ); + if (!phpBinaryNode) { + // Dummy PHP binary for PHP to populate the PHP_BINARY constant. + FS.writeFile( + '/internal/shared/bin/php', + new TextEncoder().encode('#!/bin/sh\nphp "$@"') + ); + // It must be executable to be used by PHP. + FS.chmod('/internal/shared/bin/php', 493); + } + originalOnRuntimeInitialized(); + }; + // Create stdout and stderr devices. We can't just use Emscripten's + // default stdout and stderr devices because they stop processing data + // on the first null byte. However, when dealing with binary data, + // null bytes are valid and common. + FS.registerDevice(FS.makedev(64, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStdout(chunk); + return length; + }, + }); + FS.mkdev('/request/stdout', FS.makedev(64, 0)); + FS.registerDevice(FS.makedev(63, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onStderr(chunk); + return length; + }, + }); + FS.mkdev('/request/stderr', FS.makedev(63, 0)); + FS.registerDevice(FS.makedev(62, 0), { + open: () => {}, + close: () => {}, + read: () => 0, + write: (stream, buffer, offset, length, pos) => { + const chunk = buffer.subarray(offset, offset + length); + PHPWASM.onHeaders(chunk); + return length; + }, + }); + FS.mkdev('/request/headers', FS.makedev(62, 0)); + // Handle events. + PHPWASM.EventEmitter = ENVIRONMENT_IS_NODE + ? require('events').EventEmitter + : class EventEmitter { + constructor() { + this.listeners = {}; + } + emit(eventName, data) { + if (this.listeners[eventName]) { + this.listeners[eventName].forEach( + (callback) => { + callback(data); + } + ); + } + } + once(eventName, callback) { + const self = this; + function removedCallback() { + callback(...arguments); + self.removeListener(eventName, removedCallback); + } + this.on(eventName, removedCallback); + } + removeAllListeners(eventName) { + if (eventName) { + delete this.listeners[eventName]; + } else { + this.listeners = {}; + } + } + removeListener(eventName, callback) { + if (this.listeners[eventName]) { + const idx = + this.listeners[eventName].indexOf(callback); + if (idx !== -1) { + this.listeners[eventName].splice(idx, 1); + } + } + } + }; + PHPWASM.processTable = {}; + PHPWASM.input_devices = {}; + const originalWrite = TTY.stream_ops.write; + TTY.stream_ops.write = function (stream, ...rest) { + const retval = originalWrite(stream, ...rest); + // Implicit flush since PHP's fflush() doesn't seem to trigger the fsync event + // @TODO: Fix this at the wasm level + stream.tty.ops.fsync(stream.tty); + return retval; + }; + const originalPutChar = TTY.stream_ops.put_char; + TTY.stream_ops.put_char = function (tty, val) { + /** + * Buffer newlines that Emscripten normally ignores. + * + * Emscripten doesn't do it by default because its default + * print function is console.log that implicitly adds a newline. We are overwriting + * it with an environment-specific function that outputs exaclty what it was given, + * e.g. in Node.js it's process.stdout.write(). Therefore, we need to mak sure + * all the newlines make it to the output buffer. + */ if (val === 10) tty.output.push(val); + return originalPutChar(tty, val); + }; + }, + onHeaders: function (chunk) { + if (Module['onHeaders']) { + Module['onHeaders'](chunk); + return; + } + console.log('headers', { + chunk, + }); + }, + onStdout: function (chunk) { + if (Module['onStdout']) { + Module['onStdout'](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stdout.write(chunk); + } else { + console.log('stdout', { + chunk, + }); + } + }, + onStderr: function (chunk) { + if (Module['onStderr']) { + Module['onStderr'](chunk); + return; + } + if (ENVIRONMENT_IS_NODE) { + process.stderr.write(chunk); + } else { + console.warn('stderr', { + chunk, + }); + } + }, + getAllWebSockets: function (sock) { + const webSockets = new Set(); + if (sock.server) { + sock.server.clients.forEach((ws) => { + webSockets.add(ws); + }); + } + for (const peer of PHPWASM.getAllPeers(sock)) { + webSockets.add(peer.socket); + } + return Array.from(webSockets); + }, + getAllPeers: function (sock) { + const peers = new Set(); + if (sock.server) { + sock.pending + .filter((pending) => pending.peers) + .forEach((pending) => { + for (const peer of Object.values(pending.peers)) { + peers.add(peer); + } + }); + } + if (sock.peers) { + for (const peer of Object.values(sock.peers)) { + peers.add(peer); + } + } + return Array.from(peers); + }, + awaitData: function (ws) { + return PHPWASM.awaitEvent(ws, 'message'); + }, + awaitConnection: function (ws) { + if (ws.OPEN === ws.readyState) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'open'); + }, + awaitClose: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'close'); + }, + awaitError: function (ws) { + if ([ws.CLOSING, ws.CLOSED].includes(ws.readyState)) { + return [Promise.resolve(), PHPWASM.noop]; + } + return PHPWASM.awaitEvent(ws, 'error'); + }, + awaitEvent: function (ws, event) { + let resolve; + const listener = () => { + resolve(); + }; + const promise = new Promise(function (_resolve) { + resolve = _resolve; + ws.once(event, listener); + }); + const cancel = () => { + ws.removeListener(event, listener); + // Rejecting the promises bubbles up and kills the entire + // node process. Let's resolve them on the next tick instead + // to give the caller some space to unbind any handlers. + setTimeout(resolve); + }; + return [promise, cancel]; + }, + noop: function () {}, + spawnProcess: function (command, args, options) { + if (Module['spawnProcess']) { + const spawned = Module['spawnProcess']( + command, + args, + /** + * We're providing the same extra options we would pass to child_process.spawn(). + * + * Why? + * + * spawnProcess() follows the same interface as child_process.spawn() + * and some consumers pass `child_process.spawn` directly to php.setSpawnHandler() + */ { + ...options, + shell: true, + stdio: ['pipe', 'pipe', 'pipe'], + } + ); + if (spawned && !('then' in spawned) && 'on' in spawned) { + /** + * If we get the child process directly, return it immediately. + * Delaying it to the next tick via Promise.resolve() would create + * a race condition where it might emit some events before the + * caller has a chance to bind event listeners to them. + * + * Without this condition, this callback would be at least flaky: + * + * php.setSpawnHandler(require('child_process').spawn); + */ return spawned; + } + return Promise.resolve(spawned).then(function (spawned) { + if (!spawned || !spawned.on) { + throw new Error( + 'spawnProcess() must return an EventEmitter but returned a different type.' + ); + } + return spawned; + }); + } + const e = new Error( + 'popen(), proc_open() etc. are unsupported on this PHP instance. Call php.setSpawnHandler() ' + + 'and provide a callback to handle spawning processes, or disable a popen(), proc_open() ' + + 'and similar functions via php.ini.' + ); + e.code = 'SPAWN_UNSUPPORTED'; + throw e; + }, + shutdownSocket: function (socketd, how) { + // This implementation only supports websockets at the moment + const sock = getSocketFromFD(socketd); + const peer = Object.values(sock.peers)[0]; + if (!peer) { + return -1; + } + try { + peer.socket.close(); + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + return 0; + } catch (e) { + console.log('Socket shutdown error', e); + return -1; + } + }, + }; + + function _wasm_connect(sockfd, addr, addrlen) { + /** + * Use a synchronous connect() call when Asyncify is used. + * + * The async version was originally introduced to support the Memcached and Redis extensions, + * and both are only available with JSPI. Asyncify is too difficult to maintain and + * it's not getting that upgrade. + */ if (!('Suspending' in WebAssembly)) { + var sock = getSocketFromFD(sockfd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } + return Asyncify.handleSleep((wakeUp) => { + // Get the socket + let sock; + try { + sock = getSocketFromFD(sockfd); + } catch (e) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + if (!sock) { + wakeUp(-ERRNO_CODES.EBADF); + return; + } + // Parse the address + let info; + try { + info = getSocketAddress(addr, addrlen); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + wakeUp(-ERRNO_CODES.EFAULT); + return; + } + wakeUp(-e.errno); + return; + } + // Perform the connect (this creates the WebSocket but doesn't wait) + try { + sock.sock_ops.connect(sock, info.addr, info.port); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + wakeUp(-e.errno); + return; + } + // Get all websockets for this socket + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + // No WebSocket yet, this shouldn't happen after connect + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + const ws = webSockets[0]; + // If already connected, return success + if (ws.readyState === ws.OPEN) { + wakeUp(0); + return; + } + // If already closed or closing, return error + if (ws.readyState === ws.CLOSING || ws.readyState === ws.CLOSED) { + wakeUp(-ERRNO_CODES.ECONNREFUSED); + return; + } + // Wait for the connection to be established + const timeout = 3e4; + // 30 second timeout + let resolved = false; + const timeoutId = setTimeout(() => { + if (!resolved) { + resolved = true; + wakeUp(-ERRNO_CODES.ETIMEDOUT); + } + }, timeout); + const handleOpen = () => { + if (!resolved) { + resolved = true; + clearTimeout(timeoutId); + ws.removeEventListener('error', handleError); + ws.removeEventListener('close', handleClose); + wakeUp(0); + } + }; + const handleError = () => { + if (!resolved) { + resolved = true; + clearTimeout(timeoutId); + ws.removeEventListener('open', handleOpen); + ws.removeEventListener('close', handleClose); + wakeUp(-ERRNO_CODES.ECONNREFUSED); + } + }; + const handleClose = () => { + if (!resolved) { + resolved = true; + clearTimeout(timeoutId); + ws.removeEventListener('open', handleOpen); + ws.removeEventListener('error', handleError); + wakeUp(-ERRNO_CODES.ECONNREFUSED); + } + }; + ws.addEventListener('open', handleOpen); + ws.addEventListener('error', handleError); + ws.addEventListener('close', handleClose); + }); + } -function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { - return _wasm_connect(sockfd, addr, addrlen); -} + function ___syscall_connect(sockfd, addr, addrlen, d1, d2, d3) { + return _wasm_connect(sockfd, addr, addrlen); + } -___syscall_connect.sig = "iippiii"; + ___syscall_connect.sig = 'iippiii'; -function ___syscall_dup(fd) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - return FS.dupStream(old).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_dup(fd) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + return FS.dupStream(old).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_dup.sig = "ii"; - -function ___syscall_dup3(fd, newfd, flags) { - try { - var old = SYSCALLS.getStreamFromFD(fd); - if (old.fd === newfd) return -28; - // Check newfd is within range of valid open file descriptors. - if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; - var existing = FS.getStream(newfd); - if (existing) FS.close(existing); - return FS.dupStream(old, newfd).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_dup.sig = 'ii'; + + function ___syscall_dup3(fd, newfd, flags) { + try { + var old = SYSCALLS.getStreamFromFD(fd); + if (old.fd === newfd) return -28; + // Check newfd is within range of valid open file descriptors. + if (newfd < 0 || newfd >= FS.MAX_OPEN_FDS) return -8; + var existing = FS.getStream(newfd); + if (existing) FS.close(existing); + return FS.dupStream(old, newfd).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_dup3.sig = "iiii"; - -function ___syscall_faccessat(dirfd, path, amode, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (amode & ~7) { - // need a valid mode - return -28; - } - var lookup = FS.lookupPath(path, { - follow: true - }); - var node = lookup.node; - if (!node) { - return -44; - } - var perms = ""; - if (amode & 4) perms += "r"; - if (amode & 2) perms += "w"; - if (amode & 1) perms += "x"; - if (perms && FS.nodePermissions(node, perms)) { - return -2; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_dup3.sig = 'iiii'; + + function ___syscall_faccessat(dirfd, path, amode, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + // need a valid mode + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true, + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ''; + if (amode & 4) perms += 'r'; + if (amode & 2) perms += 'w'; + if (amode & 1) perms += 'x'; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_faccessat.sig = "iipii"; - -var INT53_MAX = 9007199254740992; - -var INT53_MIN = -9007199254740992; - -var bigintToI53Checked = num => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); - -function ___syscall_fallocate(fd, mode, offset, len) { - offset = bigintToI53Checked(offset); - len = bigintToI53Checked(len); - try { - if (isNaN(offset) || isNaN(len)) return -61; - if (mode != 0) { - return -138; - } - if (offset < 0 || len < 0) { - return -28; - } - // We only support mode == 0, which means we can implement fallocate - // in terms of ftruncate. - var oldSize = FS.fstat(fd).size; - var newSize = offset + len; - if (newSize > oldSize) { - FS.ftruncate(fd, newSize); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_faccessat.sig = 'iipii'; + + var INT53_MAX = 9007199254740992; + + var INT53_MIN = -9007199254740992; + + var bigintToI53Checked = (num) => + num < INT53_MIN || num > INT53_MAX ? NaN : Number(num); + + function ___syscall_fallocate(fd, mode, offset, len) { + offset = bigintToI53Checked(offset); + len = bigintToI53Checked(len); + try { + if (isNaN(offset) || isNaN(len)) return -61; + if (mode != 0) { + return -138; + } + if (offset < 0 || len < 0) { + return -28; + } + // We only support mode == 0, which means we can implement fallocate + // in terms of ftruncate. + var oldSize = FS.fstat(fd).size; + var newSize = offset + len; + if (newSize > oldSize) { + FS.ftruncate(fd, newSize); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fallocate.sig = "iiijj"; + ___syscall_fallocate.sig = 'iiijj'; -function ___syscall_fchmod(fd, mode) { - try { - FS.fchmod(fd, mode); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fchmod(fd, mode) { + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fchmod.sig = "iii"; + ___syscall_fchmod.sig = 'iii'; -function ___syscall_fchown32(fd, owner, group) { - try { - FS.fchown(fd, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fchown32(fd, owner, group) { + try { + FS.fchown(fd, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fchown32.sig = "iiii"; - -function ___syscall_fchownat(dirfd, path, owner, group, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - flags = flags & (~256); - path = SYSCALLS.calculateAt(dirfd, path); - (nofollow ? FS.lchown : FS.chown)(path, owner, group); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_fchown32.sig = 'iiii'; + + function ___syscall_fchownat(dirfd, path, owner, group, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + flags = flags & ~256; + path = SYSCALLS.calculateAt(dirfd, path); + (nofollow ? FS.lchown : FS.chown)(path, owner, group); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fchownat.sig = "iipiii"; + ___syscall_fchownat.sig = 'iipiii'; -var syscallGetVarargI = () => { - // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. - var ret = HEAP32[((+SYSCALLS.varargs) >> 2)]; - SYSCALLS.varargs += 4; - return ret; -}; + var syscallGetVarargI = () => { + // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. + var ret = HEAP32[+SYSCALLS.varargs >> 2]; + SYSCALLS.varargs += 4; + return ret; + }; -var syscallGetVarargP = syscallGetVarargI; + var syscallGetVarargP = syscallGetVarargI; -function _fd_close(fd) { - if (typeof Module["userSpace"] === "undefined") { - return _builtin_fd_close(fd); - } - return Module["userSpace"].fd_close(fd); -} + function _fd_close(fd) { + if (typeof Module['userSpace'] === 'undefined') { + return _builtin_fd_close(fd); + } + return Module['userSpace'].fd_close(fd); + } -_fd_close.sig = "ii"; - -function _builtin_fd_close(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - FS.close(stream); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_close.sig = 'ii'; + + function _builtin_fd_close(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -function _builtin_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: - { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(stream, arg); - return newStream.fd; - } - - case 1: - case 2: - return 0; - - // FD_CLOEXEC makes no sense for a single process. - case 3: - return stream.flags; - - case 4: - { - var arg = syscallGetVarargI(); - stream.flags |= arg; - return 0; - } - - case 12: - { - var arg = syscallGetVarargP(); - var offset = 0; - // We're always unlocked. - HEAP16[(((arg) + (offset)) >> 1)] = 2; - return 0; - } - - case 13: - case 14: - // Pretend that the locking is successful. These are process-level locks, - // and Emscripten programs are a single process. If we supported linking a - // filesystem between programs, we'd need to do more here. - // See https://github.com/emscripten-core/emscripten/issues/23697 - return 0; - } - return -28; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function _builtin_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = syscallGetVarargI(); + if (arg < 0) { + return -28; + } + while (FS.streams[arg]) { + arg++; + } + var newStream; + newStream = FS.dupStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + + case 4: { + var arg = syscallGetVarargI(); + stream.flags |= arg; + return 0; + } + + case 12: { + var arg = syscallGetVarargP(); + var offset = 0; + // We're always unlocked. + HEAP16[(arg + offset) >> 1] = 2; + return 0; + } + + case 13: + case 14: + // Pretend that the locking is successful. These are process-level locks, + // and Emscripten programs are a single process. If we supported linking a + // filesystem between programs, we'd need to do more here. + // See https://github.com/emscripten-core/emscripten/issues/23697 + return 0; + } + return -28; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -function ___syscall_fcntl64(fd, cmd, varargs) { - if (typeof Module["userSpace"] === "undefined") { - return _builtin_fcntl64(fd, cmd, varargs); - } - return Module["userSpace"].fcntl64(fd, cmd, varargs); -} + function ___syscall_fcntl64(fd, cmd, varargs) { + if (typeof Module['userSpace'] === 'undefined') { + return _builtin_fcntl64(fd, cmd, varargs); + } + return Module['userSpace'].fcntl64(fd, cmd, varargs); + } -___syscall_fcntl64.sig = "iiip"; + ___syscall_fcntl64.sig = 'iiip'; -function ___syscall_fdatasync(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fdatasync(fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fdatasync.sig = "ii"; + ___syscall_fdatasync.sig = 'ii'; -function ___syscall_fstat64(fd, buf) { - try { - return SYSCALLS.writeStat(buf, FS.fstat(fd)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_fstat64(fd, buf) { + try { + return SYSCALLS.writeStat(buf, FS.fstat(fd)); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_fstat64.sig = "iip"; - -function ___syscall_ftruncate64(fd, length) { - length = bigintToI53Checked(length); - try { - if (isNaN(length)) return -61; - FS.ftruncate(fd, length); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_fstat64.sig = 'iip'; + + function ___syscall_ftruncate64(fd, length) { + length = bigintToI53Checked(length); + try { + if (isNaN(length)) return -61; + FS.ftruncate(fd, length); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_ftruncate64.sig = "iij"; - -function ___syscall_getcwd(buf, size) { - try { - if (size === 0) return -28; - var cwd = FS.cwd(); - var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; - if (size < cwdLengthInBytes) return -68; - stringToUTF8(cwd, buf, size); - return cwdLengthInBytes; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_ftruncate64.sig = 'iij'; + + function ___syscall_getcwd(buf, size) { + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getcwd.sig = "ipp"; - -function ___syscall_getdents64(fd, dirp, count) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - stream.getdents ||= FS.readdir(stream.path); - var struct_size = 280; - var pos = 0; - var off = FS.llseek(stream, 0, 1); - var startIdx = Math.floor(off / struct_size); - var endIdx = Math.min(stream.getdents.length, startIdx + Math.floor(count / struct_size)); - for (var idx = startIdx; idx < endIdx; idx++) { - var id; - var type; - var name = stream.getdents[idx]; - if (name === ".") { - id = stream.node.id; - type = 4; - } else if (name === "..") { - var lookup = FS.lookupPath(stream.path, { - parent: true - }); - id = lookup.node.id; - type = 4; - } else { - var child; - try { - child = FS.lookupNode(stream.node, name); - } catch (e) { - // If the entry is not a directory, file, or symlink, nodefs - // lookupNode will raise EINVAL. Skip these and continue. - if (e?.errno === 28) { - continue; - } - throw e; - } - id = child.id; - type = FS.isChrdev(child.mode) ? 2 : // DT_CHR, character device. - FS.isDir(child.mode) ? 4 : // DT_DIR, directory. - FS.isLink(child.mode) ? 10 : // DT_LNK, symbolic link. - 8; - } - HEAP64[((dirp + pos) >> 3)] = BigInt(id); - HEAP64[(((dirp + pos) + (8)) >> 3)] = BigInt((idx + 1) * struct_size); - HEAP16[(((dirp + pos) + (16)) >> 1)] = 280; - HEAP8[(dirp + pos) + (18)] = type; - stringToUTF8(name, dirp + pos + 19, 256); - pos += struct_size; - } - FS.llseek(stream, idx * struct_size, 0); - return pos; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getcwd.sig = 'ipp'; + + function ___syscall_getdents64(fd, dirp, count) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + stream.getdents ||= FS.readdir(stream.path); + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var startIdx = Math.floor(off / struct_size); + var endIdx = Math.min( + stream.getdents.length, + startIdx + Math.floor(count / struct_size) + ); + for (var idx = startIdx; idx < endIdx; idx++) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === '.') { + id = stream.node.id; + type = 4; + } else if (name === '..') { + var lookup = FS.lookupPath(stream.path, { + parent: true, + }); + id = lookup.node.id; + type = 4; + } else { + var child; + try { + child = FS.lookupNode(stream.node, name); + } catch (e) { + // If the entry is not a directory, file, or symlink, nodefs + // lookupNode will raise EINVAL. Skip these and continue. + if (e?.errno === 28) { + continue; + } + throw e; + } + id = child.id; + type = FS.isChrdev(child.mode) + ? 2 // DT_CHR, character device. + : FS.isDir(child.mode) + ? 4 // DT_DIR, directory. + : FS.isLink(child.mode) + ? 10 // DT_LNK, symbolic link. + : 8; + } + HEAP64[(dirp + pos) >> 3] = BigInt(id); + HEAP64[(dirp + pos + 8) >> 3] = BigInt((idx + 1) * struct_size); + HEAP16[(dirp + pos + 16) >> 1] = 280; + HEAP8[dirp + pos + 18] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + } + FS.llseek(stream, idx * struct_size, 0); + return pos; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getdents64.sig = "iipp"; - -function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - if (!sock.daddr) { - return -53; - } - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.daddr), sock.dport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getdents64.sig = 'iipp'; + + function ___syscall_getpeername(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + if (!sock.daddr) { + return -53; + } + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.daddr), + sock.dport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getpeername.sig = "iippiii"; - -function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getpeername.sig = 'iippiii'; + + function ___syscall_getsockname(fd, addr, addrlen, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + // TODO: sock.saddr should never be undefined, see TODO in websocket_sock_ops.getname + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(sock.saddr || '0.0.0.0'), + sock.sport, + addrlen + ); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getsockname.sig = "iippiii"; - -function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { - try { - var sock = getSocketFromFD(fd); - // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 - // so only supports SOL_SOCKET with SO_ERROR. - if (level === 1) { - if (optname === 4) { - HEAP32[((optval) >> 2)] = sock.error; - HEAP32[((optlen) >> 2)] = 4; - sock.error = null; - // Clear the error (The SO_ERROR option obtains and then clears this field). - return 0; - } - } - return -50; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getsockname.sig = 'iippiii'; + + function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + try { + var sock = getSocketFromFD(fd); + // Minimal getsockopt aimed at resolving https://github.com/emscripten-core/emscripten/issues/2211 + // so only supports SOL_SOCKET with SO_ERROR. + if (level === 1) { + if (optname === 4) { + HEAP32[optval >> 2] = sock.error; + HEAP32[optlen >> 2] = 4; + sock.error = null; + // Clear the error (The SO_ERROR option obtains and then clears this field). + return 0; + } + } + return -50; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_getsockopt.sig = "iiiippi"; - -function ___syscall_ioctl(fd, op, varargs) { - SYSCALLS.varargs = varargs; - try { - var stream = SYSCALLS.getStreamFromFD(fd); - switch (op) { - case 21509: - { - if (!stream.tty) return -59; - return 0; - } - - case 21505: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = termios.c_iflag || 0; - HEAP32[(((argp) + (4)) >> 2)] = termios.c_oflag || 0; - HEAP32[(((argp) + (8)) >> 2)] = termios.c_cflag || 0; - HEAP32[(((argp) + (12)) >> 2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i) + (17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - - case 21510: - case 21511: - case 21512: - { - if (!stream.tty) return -59; - return 0; - } - - case 21506: - case 21507: - case 21508: - { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp) >> 2)]; - var c_oflag = HEAP32[(((argp) + (4)) >> 2)]; - var c_cflag = HEAP32[(((argp) + (8)) >> 2)]; - var c_lflag = HEAP32[(((argp) + (12)) >> 2)]; - var c_cc = []; - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i) + (17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { - c_iflag, - c_oflag, - c_cflag, - c_lflag, - c_cc - }); - } - return 0; - } - - case 21519: - { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp) >> 2)] = 0; - return 0; - } - - case 21520: - { - if (!stream.tty) return -59; - return -28; - } - - case 21537: - case 21531: - { - var argp = syscallGetVarargP(); - return FS.ioctl(stream, op, argp); - } - - case 21523: - { - // TODO: in theory we should write to the winsize struct that gets - // passed in, but for now musl doesn't read anything on it - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp) >> 1)] = winsize[0]; - HEAP16[(((argp) + (2)) >> 1)] = winsize[1]; - } - return 0; - } - - case 21524: - { - // TODO: technically, this ioctl call should change the window size. - // but, since emscripten doesn't have any concept of a terminal window - // yet, we'll just silently throw it away as we do TIOCGWINSZ - if (!stream.tty) return -59; - return 0; - } - - case 21515: - { - if (!stream.tty) return -59; - return 0; - } - - default: - return -28; - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_getsockopt.sig = 'iiiippi'; + + function ___syscall_ioctl(fd, op, varargs) { + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: { + if (!stream.tty) return -59; + return 0; + } + + case 21505: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcgets) { + var termios = stream.tty.ops.ioctl_tcgets(stream); + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = termios.c_iflag || 0; + HEAP32[(argp + 4) >> 2] = termios.c_oflag || 0; + HEAP32[(argp + 8) >> 2] = termios.c_cflag || 0; + HEAP32[(argp + 12) >> 2] = termios.c_lflag || 0; + for (var i = 0; i < 32; i++) { + HEAP8[argp + i + 17] = termios.c_cc[i] || 0; + } + return 0; + } + return 0; + } + + case 21510: + case 21511: + case 21512: { + if (!stream.tty) return -59; + return 0; + } + + case 21506: + case 21507: + case 21508: { + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tcsets) { + var argp = syscallGetVarargP(); + var c_iflag = HEAP32[argp >> 2]; + var c_oflag = HEAP32[(argp + 4) >> 2]; + var c_cflag = HEAP32[(argp + 8) >> 2]; + var c_lflag = HEAP32[(argp + 12) >> 2]; + var c_cc = []; + for (var i = 0; i < 32; i++) { + c_cc.push(HEAP8[argp + i + 17]); + } + return stream.tty.ops.ioctl_tcsets(stream.tty, op, { + c_iflag, + c_oflag, + c_cflag, + c_lflag, + c_cc, + }); + } + return 0; + } + + case 21519: { + if (!stream.tty) return -59; + var argp = syscallGetVarargP(); + HEAP32[argp >> 2] = 0; + return 0; + } + + case 21520: { + if (!stream.tty) return -59; + return -28; + } + + case 21537: + case 21531: { + var argp = syscallGetVarargP(); + return FS.ioctl(stream, op, argp); + } + + case 21523: { + // TODO: in theory we should write to the winsize struct that gets + // passed in, but for now musl doesn't read anything on it + if (!stream.tty) return -59; + if (stream.tty.ops.ioctl_tiocgwinsz) { + var winsize = stream.tty.ops.ioctl_tiocgwinsz( + stream.tty + ); + var argp = syscallGetVarargP(); + HEAP16[argp >> 1] = winsize[0]; + HEAP16[(argp + 2) >> 1] = winsize[1]; + } + return 0; + } + + case 21524: { + // TODO: technically, this ioctl call should change the window size. + // but, since emscripten doesn't have any concept of a terminal window + // yet, we'll just silently throw it away as we do TIOCGWINSZ + if (!stream.tty) return -59; + return 0; + } + + case 21515: { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_ioctl.sig = "iiip"; - -function ___syscall_listen(fd, backlog) { - try { - var sock = getSocketFromFD(fd); - sock.sock_ops.listen(sock, backlog); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_ioctl.sig = 'iiip'; + + function ___syscall_listen(fd, backlog) { + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_listen.sig = "iiiiiii"; + ___syscall_listen.sig = 'iiiiiii'; -function ___syscall_lstat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.writeStat(buf, FS.lstat(path)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_lstat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.lstat(path)); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_lstat64.sig = "ipp"; - -function ___syscall_mkdirat(dirfd, path, mode) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - FS.mkdir(path, mode, 0); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_lstat64.sig = 'ipp'; + + function ___syscall_mkdirat(dirfd, path, mode) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + FS.mkdir(path, mode, 0); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_mkdirat.sig = "iipi"; - -function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_mkdirat.sig = 'iipi'; + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.writeStat( + buf, + nofollow ? FS.lstat(path) : FS.stat(path) + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_newfstatat.sig = "iippi"; - -function ___syscall_openat(dirfd, path, flags, varargs) { - SYSCALLS.varargs = varargs; - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - var mode = varargs ? syscallGetVarargI() : 0; - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_newfstatat.sig = 'iippi'; + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? syscallGetVarargI() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_openat.sig = "iipip"; - -var PIPEFS = { - BUCKET_BUFFER_SIZE: 8192, - mount(mount) { - // Do not pollute the real root directory or its child nodes with pipes - // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way - return FS.createNode(null, "/", 16384 | 511, 0); - }, - createPipe() { - var pipe = { - buckets: [], - // refcnt 2 because pipe has a read end and a write end. We need to be - // able to read from the read end after write end is closed. - refcnt: 2, - timestamp: new Date - }; - pipe.buckets.push({ - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }); - var rName = PIPEFS.nextname(); - var wName = PIPEFS.nextname(); - var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); - var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); - rNode.pipe = pipe; - wNode.pipe = pipe; - var readableStream = FS.createStream({ - path: rName, - node: rNode, - flags: 0, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - rNode.stream = readableStream; - var writableStream = FS.createStream({ - path: wName, - node: wNode, - flags: 1, - seekable: false, - stream_ops: PIPEFS.stream_ops - }); - wNode.stream = writableStream; - return { - readable_fd: readableStream.fd, - writable_fd: writableStream.fd - }; - }, - stream_ops: { - getattr(stream) { - var node = stream.node; - var timestamp = node.pipe.timestamp; - return { - dev: 14, - ino: node.id, - mode: 4480, - nlink: 1, - uid: 0, - gid: 0, - rdev: 0, - size: 0, - atime: timestamp, - mtime: timestamp, - ctime: timestamp, - blksize: 4096, - blocks: 0 - }; - }, - poll(stream) { - var pipe = stream.node.pipe; - if ((stream.flags & 2097155) === 1) { - return (256 | 4); - } - for (var bucket of pipe.buckets) { - if (bucket.offset - bucket.roffset > 0) { - return (64 | 1); - } - } - return 0; - }, - dup(stream) { - stream.node.pipe.refcnt++; - }, - ioctl(stream, request, varargs) { - return 28; - }, - fsync(stream) { - return 28; - }, - read(stream, buffer, offset, length, position) { - var pipe = stream.node.pipe; - var currentLength = 0; - for (var bucket of pipe.buckets) { - currentLength += bucket.offset - bucket.roffset; - } - var data = buffer.subarray(offset, offset + length); - if (length <= 0) { - return 0; - } - if(currentLength==0){if(pipe.refcnt<2){return 0;}throw new FS.ErrnoError(6); - } - var toRead = Math.min(currentLength, length); - var totalRead = toRead; - var toRemove = 0; - for (var bucket of pipe.buckets) { - var bucketSize = bucket.offset - bucket.roffset; - if (toRead <= bucketSize) { - var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); - if (toRead < bucketSize) { - tmpSlice = tmpSlice.subarray(0, toRead); - bucket.roffset += toRead; - } else { - toRemove++; - } - data.set(tmpSlice); - break; - } else { - var tmpSlice = bucket.buffer.subarray(bucket.roffset, bucket.offset); - data.set(tmpSlice); - data = data.subarray(tmpSlice.byteLength); - toRead -= tmpSlice.byteLength; - toRemove++; - } - } - if (toRemove && toRemove == pipe.buckets.length) { - // Do not generate excessive garbage in use cases such as - // write several bytes, read everything, write several bytes, read everything... - toRemove--; - pipe.buckets[toRemove].offset = 0; - pipe.buckets[toRemove].roffset = 0; - } - pipe.buckets.splice(0, toRemove); - return totalRead; - }, - write(stream, buffer, offset, length, position) { - var pipe = stream.node.pipe; - var data = buffer.subarray(offset, offset + length); - var dataLen = data.byteLength; - if (dataLen <= 0) { - return 0; - } - var currBucket = null; - if (pipe.buckets.length == 0) { - currBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: 0, - roffset: 0 - }; - pipe.buckets.push(currBucket); - } else { - currBucket = pipe.buckets[pipe.buckets.length - 1]; - } - var freeBytesInCurrBuffer = PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; - if (freeBytesInCurrBuffer >= dataLen) { - currBucket.buffer.set(data, currBucket.offset); - currBucket.offset += dataLen; - return dataLen; - } else if (freeBytesInCurrBuffer > 0) { - currBucket.buffer.set(data.subarray(0, freeBytesInCurrBuffer), currBucket.offset); - currBucket.offset += freeBytesInCurrBuffer; - data = data.subarray(freeBytesInCurrBuffer, data.byteLength); - } - var numBuckets = (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; - var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; - for (var i = 0; i < numBuckets; i++) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: PIPEFS.BUCKET_BUFFER_SIZE, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE)); - data = data.subarray(PIPEFS.BUCKET_BUFFER_SIZE, data.byteLength); - } - if (remElements > 0) { - var newBucket = { - buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), - offset: data.byteLength, - roffset: 0 - }; - pipe.buckets.push(newBucket); - newBucket.buffer.set(data); - } - return dataLen; - }, - close(stream) { - var pipe = stream.node.pipe; - pipe.refcnt--; - if (pipe.refcnt === 0) { - pipe.buckets = null; - } - } - }, - nextname() { - if (!PIPEFS.nextname.current) { - PIPEFS.nextname.current = 0; - } - return "pipe[" + (PIPEFS.nextname.current++) + "]"; - } -}; - -function ___syscall_pipe(fdPtr) { - try { - if (fdPtr == 0) { - throw new FS.ErrnoError(21); - } - var res = PIPEFS.createPipe(); - HEAP32[((fdPtr) >> 2)] = res.readable_fd; - HEAP32[(((fdPtr) + (4)) >> 2)] = res.writable_fd; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_openat.sig = 'iipip'; + + var PIPEFS = { + BUCKET_BUFFER_SIZE: 8192, + mount(mount) { + // Do not pollute the real root directory or its child nodes with pipes + // Looks like it is OK to create another pseudo-root node not linked to the FS.root hierarchy this way + return FS.createNode(null, '/', 16384 | 511, 0); + }, + createPipe() { + var pipe = { + buckets: [], + // refcnt 2 because pipe has a read end and a write end. We need to be + // able to read from the read end after write end is closed. + refcnt: 2, + timestamp: new Date(), + }; + pipe.buckets.push({ + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }); + var rName = PIPEFS.nextname(); + var wName = PIPEFS.nextname(); + var rNode = FS.createNode(PIPEFS.root, rName, 4096, 0); + var wNode = FS.createNode(PIPEFS.root, wName, 4096, 0); + rNode.pipe = pipe; + wNode.pipe = pipe; + var readableStream = FS.createStream({ + path: rName, + node: rNode, + flags: 0, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + rNode.stream = readableStream; + var writableStream = FS.createStream({ + path: wName, + node: wNode, + flags: 1, + seekable: false, + stream_ops: PIPEFS.stream_ops, + }); + wNode.stream = writableStream; + return { + readable_fd: readableStream.fd, + writable_fd: writableStream.fd, + }; + }, + stream_ops: { + getattr(stream) { + var node = stream.node; + var timestamp = node.pipe.timestamp; + return { + dev: 14, + ino: node.id, + mode: 4480, + nlink: 1, + uid: 0, + gid: 0, + rdev: 0, + size: 0, + atime: timestamp, + mtime: timestamp, + ctime: timestamp, + blksize: 4096, + blocks: 0, + }; + }, + poll(stream) { + var pipe = stream.node.pipe; + if ((stream.flags & 2097155) === 1) { + return 256 | 4; + } + for (var bucket of pipe.buckets) { + if (bucket.offset - bucket.roffset > 0) { + return 64 | 1; + } + } + return 0; + }, + dup(stream) { + stream.node.pipe.refcnt++; + }, + ioctl(stream, request, varargs) { + return 28; + }, + fsync(stream) { + return 28; + }, + read(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var currentLength = 0; + for (var bucket of pipe.buckets) { + currentLength += bucket.offset - bucket.roffset; + } + var data = buffer.subarray(offset, offset + length); + if (length <= 0) { + return 0; + } + if (currentLength == 0) { + if (pipe.refcnt < 2) { + return 0; + } + throw new FS.ErrnoError(6); + } + var toRead = Math.min(currentLength, length); + var totalRead = toRead; + var toRemove = 0; + for (var bucket of pipe.buckets) { + var bucketSize = bucket.offset - bucket.roffset; + if (toRead <= bucketSize) { + var tmpSlice = bucket.buffer.subarray( + bucket.roffset, + bucket.offset + ); + if (toRead < bucketSize) { + tmpSlice = tmpSlice.subarray(0, toRead); + bucket.roffset += toRead; + } else { + toRemove++; + } + data.set(tmpSlice); + break; + } else { + var tmpSlice = bucket.buffer.subarray( + bucket.roffset, + bucket.offset + ); + data.set(tmpSlice); + data = data.subarray(tmpSlice.byteLength); + toRead -= tmpSlice.byteLength; + toRemove++; + } + } + if (toRemove && toRemove == pipe.buckets.length) { + // Do not generate excessive garbage in use cases such as + // write several bytes, read everything, write several bytes, read everything... + toRemove--; + pipe.buckets[toRemove].offset = 0; + pipe.buckets[toRemove].roffset = 0; + } + pipe.buckets.splice(0, toRemove); + return totalRead; + }, + write(stream, buffer, offset, length, position) { + var pipe = stream.node.pipe; + var data = buffer.subarray(offset, offset + length); + var dataLen = data.byteLength; + if (dataLen <= 0) { + return 0; + } + var currBucket = null; + if (pipe.buckets.length == 0) { + currBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: 0, + roffset: 0, + }; + pipe.buckets.push(currBucket); + } else { + currBucket = pipe.buckets[pipe.buckets.length - 1]; + } + var freeBytesInCurrBuffer = + PIPEFS.BUCKET_BUFFER_SIZE - currBucket.offset; + if (freeBytesInCurrBuffer >= dataLen) { + currBucket.buffer.set(data, currBucket.offset); + currBucket.offset += dataLen; + return dataLen; + } else if (freeBytesInCurrBuffer > 0) { + currBucket.buffer.set( + data.subarray(0, freeBytesInCurrBuffer), + currBucket.offset + ); + currBucket.offset += freeBytesInCurrBuffer; + data = data.subarray( + freeBytesInCurrBuffer, + data.byteLength + ); + } + var numBuckets = + (data.byteLength / PIPEFS.BUCKET_BUFFER_SIZE) | 0; + var remElements = data.byteLength % PIPEFS.BUCKET_BUFFER_SIZE; + for (var i = 0; i < numBuckets; i++) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: PIPEFS.BUCKET_BUFFER_SIZE, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set( + data.subarray(0, PIPEFS.BUCKET_BUFFER_SIZE) + ); + data = data.subarray( + PIPEFS.BUCKET_BUFFER_SIZE, + data.byteLength + ); + } + if (remElements > 0) { + var newBucket = { + buffer: new Uint8Array(PIPEFS.BUCKET_BUFFER_SIZE), + offset: data.byteLength, + roffset: 0, + }; + pipe.buckets.push(newBucket); + newBucket.buffer.set(data); + } + return dataLen; + }, + close(stream) { + var pipe = stream.node.pipe; + pipe.refcnt--; + if (pipe.refcnt === 0) { + pipe.buckets = null; + } + }, + }, + nextname() { + if (!PIPEFS.nextname.current) { + PIPEFS.nextname.current = 0; + } + return 'pipe[' + PIPEFS.nextname.current++ + ']'; + }, + }; + + function ___syscall_pipe(fdPtr) { + try { + if (fdPtr == 0) { + throw new FS.ErrnoError(21); + } + var res = PIPEFS.createPipe(); + HEAP32[fdPtr >> 2] = res.readable_fd; + HEAP32[(fdPtr + 4) >> 2] = res.writable_fd; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_pipe.sig = "ip"; - -function ___syscall_poll(fds, nfds, timeout) { - try { - var nonzero = 0; - for (var i = 0; i < nfds; i++) { - var pollfd = fds + 8 * i; - var fd = HEAP32[((pollfd) >> 2)]; - var events = HEAP16[(((pollfd) + (4)) >> 1)]; - var mask = 32; - var stream = FS.getStream(fd); - if (stream) { - mask = SYSCALLS.DEFAULT_POLLMASK; - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - } - mask &= events | 8 | 16; - if (mask) nonzero++; - HEAP16[(((pollfd) + (6)) >> 1)] = mask; - } - return nonzero; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_pipe.sig = 'ip'; + + function ___syscall_poll(fds, nfds, timeout) { + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = HEAP32[pollfd >> 2]; + var events = HEAP16[(pollfd + 4) >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + HEAP16[(pollfd + 6) >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_poll.sig = "ipii"; - -function ___syscall_readlinkat(dirfd, path, buf, bufsize) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (bufsize <= 0) return -28; - var ret = FS.readlink(path); - var len = Math.min(bufsize, lengthBytesUTF8(ret)); - var endChar = HEAP8[buf + len]; - stringToUTF8(ret, buf, bufsize + 1); - // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) - // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. - HEAP8[buf + len] = endChar; - return len; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_poll.sig = 'ipii'; + + function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = HEAP8[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + // readlink is one of the rare functions that write out a C string, but does never append a null to the output buffer(!) + // stringToUTF8() always appends a null byte, so restore the character under the null byte after the write. + HEAP8[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_readlinkat.sig = "iippp"; - -function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { - try { - var sock = getSocketFromFD(fd); - var msg = sock.sock_ops.recvmsg(sock, len, typeof flags !== "undefined" ? flags : 0); - if (!msg) return 0; - // socket is closed - if (addr) { - var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); - } - HEAPU8.set(msg.buffer, buf); - return msg.buffer.byteLength; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_readlinkat.sig = 'iippp'; + + function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg( + sock, + len, + typeof flags !== 'undefined' ? flags : 0 + ); + if (!msg) return 0; + // socket is closed + if (addr) { + var errno = writeSockaddr( + addr, + sock.family, + DNS.lookup_name(msg.addr), + msg.port, + addrlen + ); + } + HEAPU8.set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_recvfrom.sig = "iippipp"; - -function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { - try { - oldpath = SYSCALLS.getStr(oldpath); - newpath = SYSCALLS.getStr(newpath); - oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); - newpath = SYSCALLS.calculateAt(newdirfd, newpath); - FS.rename(oldpath, newpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_recvfrom.sig = 'iippipp'; + + function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_renameat.sig = "iipip"; - -function ___syscall_rmdir(path) { - try { - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_renameat.sig = 'iipip'; + + function ___syscall_rmdir(path) { + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_rmdir.sig = "ip"; - -function ___syscall_sendmsg(fd, message, flags, d1, d2, d3) { - try { - var sock = getSocketFromFD(fd); - var iov = HEAPU32[(((message) + (8)) >> 2)]; - var num = HEAP32[(((message) + (12)) >> 2)]; - // read the address and port to send to - var addr, port; - var name = HEAPU32[((message) >> 2)]; - var namelen = HEAP32[(((message) + (4)) >> 2)]; - if (name) { - var info = getSocketAddress(name, namelen); - port = info.port; - addr = info.addr; - } - // concatenate scatter-gather arrays into one message buffer - var total = 0; - for (var i = 0; i < num; i++) { - total += HEAP32[(((iov) + ((8 * i) + 4)) >> 2)]; - } - var view = new Uint8Array(total); - var offset = 0; - for (var i = 0; i < num; i++) { - var iovbase = HEAPU32[(((iov) + ((8 * i) + 0)) >> 2)]; - var iovlen = HEAP32[(((iov) + ((8 * i) + 4)) >> 2)]; - for (var j = 0; j < iovlen; j++) { - view[offset++] = HEAP8[(iovbase) + (j)]; - } - } - // write the buffer - return sock.sock_ops.sendmsg(sock, view, 0, total, addr, port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_rmdir.sig = 'ip'; + + function ___syscall_sendmsg(fd, message, flags, d1, d2, d3) { + try { + var sock = getSocketFromFD(fd); + var iov = HEAPU32[(message + 8) >> 2]; + var num = HEAP32[(message + 12) >> 2]; + // read the address and port to send to + var addr, port; + var name = HEAPU32[message >> 2]; + var namelen = HEAP32[(message + 4) >> 2]; + if (name) { + var info = getSocketAddress(name, namelen); + port = info.port; + addr = info.addr; + } + // concatenate scatter-gather arrays into one message buffer + var total = 0; + for (var i = 0; i < num; i++) { + total += HEAP32[(iov + (8 * i + 4)) >> 2]; + } + var view = new Uint8Array(total); + var offset = 0; + for (var i = 0; i < num; i++) { + var iovbase = HEAPU32[(iov + (8 * i + 0)) >> 2]; + var iovlen = HEAP32[(iov + (8 * i + 4)) >> 2]; + for (var j = 0; j < iovlen; j++) { + view[offset++] = HEAP8[iovbase + j]; + } + } + // write the buffer + return sock.sock_ops.sendmsg(sock, view, 0, total, addr, port); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_sendmsg.sig = "iipippi"; - -function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { - try { - var sock = getSocketFromFD(fd); - if (!addr) { - // send, no address provided - return FS.write(sock.stream, HEAP8, message, length); - } - var dest = getSocketAddress(addr, addr_len); - // sendto an address - return sock.sock_ops.sendmsg(sock, HEAP8, message, length, dest.addr, dest.port); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_sendmsg.sig = 'iipippi'; + + function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + try { + var sock = getSocketFromFD(fd); + if (!addr) { + // send, no address provided + return FS.write(sock.stream, HEAP8, message, length); + } + var dest = getSocketAddress(addr, addr_len); + // sendto an address + return sock.sock_ops.sendmsg( + sock, + HEAP8, + message, + length, + dest.addr, + dest.port + ); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_sendto.sig = "iippipp"; + ___syscall_sendto.sig = 'iippipp'; -function ___syscall_socket(domain, type, protocol) { - try { - var sock = SOCKFS.createSocket(domain, type, protocol); - return sock.stream.fd; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_socket(domain, type, protocol) { + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + return sock.stream.fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_socket.sig = "iiiiiii"; + ___syscall_socket.sig = 'iiiiiii'; -function ___syscall_stat64(path, buf) { - try { - path = SYSCALLS.getStr(path); - return SYSCALLS.writeStat(buf, FS.stat(path)); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_stat64(path, buf) { + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.writeStat(buf, FS.stat(path)); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_stat64.sig = "ipp"; + ___syscall_stat64.sig = 'ipp'; -function ___syscall_statfs64(path, size, buf) { - try { - SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + function ___syscall_statfs64(path, size, buf) { + try { + SYSCALLS.writeStatFs(buf, FS.statfs(SYSCALLS.getStr(path))); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_statfs64.sig = "ippp"; - -function ___syscall_symlinkat(target, dirfd, linkpath) { - try { - target = SYSCALLS.getStr(target); - linkpath = SYSCALLS.getStr(linkpath); - linkpath = SYSCALLS.calculateAt(dirfd, linkpath); - FS.symlink(target, linkpath); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_statfs64.sig = 'ippp'; + + function ___syscall_symlinkat(target, dirfd, linkpath) { + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + linkpath = SYSCALLS.calculateAt(dirfd, linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_symlinkat.sig = "ipip"; - -function ___syscall_unlinkat(dirfd, path, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (!flags) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - return -28; - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_symlinkat.sig = 'ipip'; + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (!flags) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + return -28; + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_unlinkat.sig = "iipi"; - -var readI53FromI64 = ptr => HEAPU32[((ptr) >> 2)] + HEAP32[(((ptr) + (4)) >> 2)] * 4294967296; - -function ___syscall_utimensat(dirfd, path, times, flags) { - try { - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path, true); - var now = Date.now(), atime, mtime; - if (!times) { - atime = now; - mtime = now; - } else { - var seconds = readI53FromI64(times); - var nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - if (nanoseconds == 1073741823) { - atime = now; - } else if (nanoseconds == 1073741822) { - atime = null; - } else { - atime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - times += 16; - seconds = readI53FromI64(times); - nanoseconds = HEAP32[(((times) + (8)) >> 2)]; - if (nanoseconds == 1073741823) { - mtime = now; - } else if (nanoseconds == 1073741822) { - mtime = null; - } else { - mtime = (seconds * 1e3) + (nanoseconds / (1e3 * 1e3)); - } - } - // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then - // we can skip the call completely. - if ((mtime ?? atime) !== null) { - FS.utime(path, atime, mtime); - } - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + ___syscall_unlinkat.sig = 'iipi'; + + var readI53FromI64 = (ptr) => + HEAPU32[ptr >> 2] + HEAP32[(ptr + 4) >> 2] * 4294967296; + + function ___syscall_utimensat(dirfd, path, times, flags) { + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path, true); + var now = Date.now(), + atime, + mtime; + if (!times) { + atime = now; + mtime = now; + } else { + var seconds = readI53FromI64(times); + var nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + atime = now; + } else if (nanoseconds == 1073741822) { + atime = null; + } else { + atime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + times += 16; + seconds = readI53FromI64(times); + nanoseconds = HEAP32[(times + 8) >> 2]; + if (nanoseconds == 1073741823) { + mtime = now; + } else if (nanoseconds == 1073741822) { + mtime = null; + } else { + mtime = seconds * 1e3 + nanoseconds / (1e3 * 1e3); + } + } + // null here means UTIME_OMIT was passed. If both were set to UTIME_OMIT then + // we can skip the call completely. + if ((mtime ?? atime) !== null) { + FS.utime(path, atime, mtime); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -___syscall_utimensat.sig = "iippi"; - -var __abort_js = () => abort(""); - -__abort_js.sig = "v"; - -var dlSetError = msg => { - var sp = stackSave(); - var cmsg = stringToUTF8OnStack(msg); - ___dl_seterr(cmsg, 0); - stackRestore(sp); -}; - -var dlopenInternal = (handle, jsflags) => { - // void *dlopen(const char *file, int mode); - // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html - var filename = UTF8ToString(handle + 36); - var flags = HEAP32[(((handle) + (4)) >> 2)]; - filename = PATH.normalize(filename); - var global = Boolean(flags & 256); - var localScope = global ? null : {}; - // We don't care about RTLD_NOW and RTLD_LAZY. - var combinedFlags = { - global, - nodelete: Boolean(flags & 4096), - loadAsync: jsflags.loadAsync - }; - if (jsflags.loadAsync) { - return loadDynamicLibrary(filename, combinedFlags, localScope, handle); - } - try { - return loadDynamicLibrary(filename, combinedFlags, localScope, handle); - } catch (e) { - dlSetError(`could not load dynamic lib: ${filename}\n${e}`); - return 0; - } -}; - -function __dlopen_js(handle) { - var jsflags = { - loadAsync: false - }; - return dlopenInternal(handle, jsflags); -} + ___syscall_utimensat.sig = 'iippi'; + + var __abort_js = () => abort(''); + + __abort_js.sig = 'v'; + + var dlSetError = (msg) => { + var sp = stackSave(); + var cmsg = stringToUTF8OnStack(msg); + ___dl_seterr(cmsg, 0); + stackRestore(sp); + }; + + var dlopenInternal = (handle, jsflags) => { + // void *dlopen(const char *file, int mode); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlopen.html + var filename = UTF8ToString(handle + 36); + var flags = HEAP32[(handle + 4) >> 2]; + filename = PATH.normalize(filename); + var global = Boolean(flags & 256); + var localScope = global ? null : {}; + // We don't care about RTLD_NOW and RTLD_LAZY. + var combinedFlags = { + global, + nodelete: Boolean(flags & 4096), + loadAsync: jsflags.loadAsync, + }; + if (jsflags.loadAsync) { + return loadDynamicLibrary( + filename, + combinedFlags, + localScope, + handle + ); + } + try { + return loadDynamicLibrary( + filename, + combinedFlags, + localScope, + handle + ); + } catch (e) { + dlSetError(`could not load dynamic lib: ${filename}\n${e}`); + return 0; + } + }; + + function __dlopen_js(handle) { + var jsflags = { + loadAsync: false, + }; + return dlopenInternal(handle, jsflags); + } -__dlopen_js.sig = "pp"; - -var __dlsym_js = (handle, symbol, symbolIndex) => { - // void *dlsym(void *restrict handle, const char *restrict name); - // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html - symbol = UTF8ToString(symbol); - var result; - var newSymIndex; - var lib = LDSO.loadedLibsByHandle[handle]; - newSymIndex = Object.keys(lib.exports).indexOf(symbol); - if (newSymIndex == -1 || lib.exports[symbol].stub) { - dlSetError(`Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}`); - return 0; - } - result = lib.exports[symbol]; - if (typeof result == "function") { - // Asyncify wraps exports, and we need to look through those wrappers. - if (result.orig) { - result = result.orig; - } - var addr = getFunctionAddress(result); - if (addr) { - result = addr; - } else { - // Insert the function into the wasm table. If its a direct wasm - // function the second argument will not be needed. If its a JS - // function we rely on the `sig` attribute being set based on the - // `__sig` specified in library JS file. - result = addFunction(result, result.sig); - HEAPU32[((symbolIndex) >> 2)] = newSymIndex; - } - } - return result; -}; - -__dlsym_js.sig = "pppp"; - -var __emscripten_lookup_name = name => { - // uint32_t _emscripten_lookup_name(const char *name); - var nameString = UTF8ToString(name); - return inetPton4(DNS.lookup_name(nameString)); -}; - -__emscripten_lookup_name.sig = "ip"; - -var runtimeKeepaliveCounter = 0; - -var __emscripten_runtime_keepalive_clear = () => { - noExitRuntime = false; - runtimeKeepaliveCounter = 0; -}; - -__emscripten_runtime_keepalive_clear.sig = "v"; - -var __emscripten_system = command => { - if (ENVIRONMENT_IS_NODE) { - if (!command) return 1; - // shell is available - var cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - // this is what glibc seems to do (shell works test?) - var cp = require("child_process"); - var ret = cp.spawnSync(cmdstr, [], { - shell: true, - stdio: "inherit" - }); - var _W_EXITCODE = (ret, sig) => ((ret) << 8 | (sig)); - // this really only can happen if process is killed by signal - if (ret.status === null) { - // sadly node doesn't expose such function - var signalToNumber = sig => { - // implement only the most common ones, and fallback to SIGINT - switch (sig) { - case "SIGHUP": - return 1; - - case "SIGQUIT": - return 3; - - case "SIGFPE": - return 8; - - case "SIGKILL": - return 9; - - case "SIGALRM": - return 14; - - case "SIGTERM": - return 15; - - default: - return 2; - } - }; - return _W_EXITCODE(0, signalToNumber(ret.signal)); - } - return _W_EXITCODE(ret.status, 0); - } - // int system(const char *command); - // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html - // Can't call external programs. - if (!command) return 0; - // no shell available - return -52; -}; - -__emscripten_system.sig = "ip"; - -function __gmtime_js(time, tmPtr) { - time = bigintToI53Checked(time); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getUTCSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getUTCMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getUTCHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getUTCDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getUTCMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getUTCFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getUTCDay(); - var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); - var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; -} + __dlopen_js.sig = 'pp'; + + var __dlsym_js = (handle, symbol, symbolIndex) => { + // void *dlsym(void *restrict handle, const char *restrict name); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/dlsym.html + symbol = UTF8ToString(symbol); + var result; + var newSymIndex; + var lib = LDSO.loadedLibsByHandle[handle]; + newSymIndex = Object.keys(lib.exports).indexOf(symbol); + if (newSymIndex == -1 || lib.exports[symbol].stub) { + dlSetError( + `Tried to lookup unknown symbol "${symbol}" in dynamic lib: ${lib.name}` + ); + return 0; + } + result = lib.exports[symbol]; + if (typeof result == 'function') { + // Asyncify wraps exports, and we need to look through those wrappers. + if (result.orig) { + result = result.orig; + } + var addr = getFunctionAddress(result); + if (addr) { + result = addr; + } else { + // Insert the function into the wasm table. If its a direct wasm + // function the second argument will not be needed. If its a JS + // function we rely on the `sig` attribute being set based on the + // `__sig` specified in library JS file. + result = addFunction(result, result.sig); + HEAPU32[symbolIndex >> 2] = newSymIndex; + } + } + return result; + }; + + __dlsym_js.sig = 'pppp'; + + var __emscripten_lookup_name = (name) => { + // uint32_t _emscripten_lookup_name(const char *name); + var nameString = UTF8ToString(name); + return inetPton4(DNS.lookup_name(nameString)); + }; + + __emscripten_lookup_name.sig = 'ip'; + + var runtimeKeepaliveCounter = 0; + + var __emscripten_runtime_keepalive_clear = () => { + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + }; + + __emscripten_runtime_keepalive_clear.sig = 'v'; + + var __emscripten_system = (command) => { + if (ENVIRONMENT_IS_NODE) { + if (!command) return 1; + // shell is available + var cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + // this is what glibc seems to do (shell works test?) + var cp = require('child_process'); + var ret = cp.spawnSync(cmdstr, [], { + shell: true, + stdio: 'inherit', + }); + var _W_EXITCODE = (ret, sig) => (ret << 8) | sig; + // this really only can happen if process is killed by signal + if (ret.status === null) { + // sadly node doesn't expose such function + var signalToNumber = (sig) => { + // implement only the most common ones, and fallback to SIGINT + switch (sig) { + case 'SIGHUP': + return 1; + + case 'SIGQUIT': + return 3; + + case 'SIGFPE': + return 8; + + case 'SIGKILL': + return 9; + + case 'SIGALRM': + return 14; + + case 'SIGTERM': + return 15; + + default: + return 2; + } + }; + return _W_EXITCODE(0, signalToNumber(ret.signal)); + } + return _W_EXITCODE(ret.status, 0); + } + // int system(const char *command); + // http://pubs.opengroup.org/onlinepubs/000095399/functions/system.html + // Can't call external programs. + if (!command) return 0; + // no shell available + return -52; + }; + + __emscripten_system.sig = 'ip'; + + function __gmtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getUTCSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getUTCMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getUTCHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getUTCDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getUTCMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getUTCFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = ((date.getTime() - start) / (1e3 * 60 * 60 * 24)) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + } -__gmtime_js.sig = "vjp"; - -var isLeapYear = year => year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); - -var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; - -var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; - -var ydayFromDate = date => { - var leap = isLeapYear(date.getFullYear()); - var monthDaysCumulative = (leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE); - var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; - // -1 since it's days since Jan 1 - return yday; -}; - -function __localtime_js(time, tmPtr) { - time = bigintToI53Checked(time); - var date = new Date(time * 1e3); - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getFullYear() - 1900; - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - HEAP32[(((tmPtr) + (36)) >> 2)] = -(date.getTimezoneOffset() * 60); - // Attention: DST is in December in South, and some regions don't have DST at all. - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; - HEAP32[(((tmPtr) + (32)) >> 2)] = dst; -} + __gmtime_js.sig = 'vjp'; + + var isLeapYear = (year) => + year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); + + var MONTH_DAYS_LEAP_CUMULATIVE = [ + 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, + ]; + + var MONTH_DAYS_REGULAR_CUMULATIVE = [ + 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, + ]; + + var ydayFromDate = (date) => { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap + ? MONTH_DAYS_LEAP_CUMULATIVE + : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + // -1 since it's days since Jan 1 + return yday; + }; + + function __localtime_js(time, tmPtr) { + time = bigintToI53Checked(time); + var date = new Date(time * 1e3); + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getFullYear() - 1900; + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + HEAP32[(tmPtr + 36) >> 2] = -(date.getTimezoneOffset() * 60); + // Attention: DST is in December in South, and some regions don't have DST at all. + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = + (summerOffset != winterOffset && + date.getTimezoneOffset() == + Math.min(winterOffset, summerOffset)) | 0; + HEAP32[(tmPtr + 32) >> 2] = dst; + } -__localtime_js.sig = "vjp"; - -var __mktime_js = function(tmPtr) { - var ret = (() => { - var date = new Date(HEAP32[(((tmPtr) + (20)) >> 2)] + 1900, HEAP32[(((tmPtr) + (16)) >> 2)], HEAP32[(((tmPtr) + (12)) >> 2)], HEAP32[(((tmPtr) + (8)) >> 2)], HEAP32[(((tmPtr) + (4)) >> 2)], HEAP32[((tmPtr) >> 2)], 0); - // There's an ambiguous hour when the time goes back; the tm_isdst field is - // used to disambiguate it. Date() basically guesses, so we fix it up if it - // guessed wrong, or fill in tm_isdst with the guess if it's -1. - var dst = HEAP32[(((tmPtr) + (32)) >> 2)]; - var guessedOffset = date.getTimezoneOffset(); - var start = new Date(date.getFullYear(), 0, 1); - var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); - var winterOffset = start.getTimezoneOffset(); - var dstOffset = Math.min(winterOffset, summerOffset); - // DST is in December in South - if (dst < 0) { - // Attention: some regions don't have DST at all. - HEAP32[(((tmPtr) + (32)) >> 2)] = Number(summerOffset != winterOffset && dstOffset == guessedOffset); - } else if ((dst > 0) != (dstOffset == guessedOffset)) { - var nonDstOffset = Math.max(winterOffset, summerOffset); - var trueOffset = dst > 0 ? dstOffset : nonDstOffset; - // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. - date.setTime(date.getTime() + (trueOffset - guessedOffset) * 6e4); - } - HEAP32[(((tmPtr) + (24)) >> 2)] = date.getDay(); - var yday = ydayFromDate(date) | 0; - HEAP32[(((tmPtr) + (28)) >> 2)] = yday; - // To match expected behavior, update fields from date - HEAP32[((tmPtr) >> 2)] = date.getSeconds(); - HEAP32[(((tmPtr) + (4)) >> 2)] = date.getMinutes(); - HEAP32[(((tmPtr) + (8)) >> 2)] = date.getHours(); - HEAP32[(((tmPtr) + (12)) >> 2)] = date.getDate(); - HEAP32[(((tmPtr) + (16)) >> 2)] = date.getMonth(); - HEAP32[(((tmPtr) + (20)) >> 2)] = date.getYear(); - var timeMs = date.getTime(); - if (isNaN(timeMs)) { - return -1; - } - // Return time in microseconds - return timeMs / 1e3; - })(); - return BigInt(ret); -}; - -__mktime_js.sig = "jp"; - -function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { - offset = bigintToI53Checked(offset); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var res = FS.mmap(stream, len, offset, prot, flags); - var ptr = res.ptr; - HEAP32[((allocated) >> 2)] = res.allocated; - HEAPU32[((addr) >> 2)] = ptr; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + __localtime_js.sig = 'vjp'; + + var __mktime_js = function (tmPtr) { + var ret = (() => { + var date = new Date( + HEAP32[(tmPtr + 20) >> 2] + 1900, + HEAP32[(tmPtr + 16) >> 2], + HEAP32[(tmPtr + 12) >> 2], + HEAP32[(tmPtr + 8) >> 2], + HEAP32[(tmPtr + 4) >> 2], + HEAP32[tmPtr >> 2], + 0 + ); + // There's an ambiguous hour when the time goes back; the tm_isdst field is + // used to disambiguate it. Date() basically guesses, so we fix it up if it + // guessed wrong, or fill in tm_isdst with the guess if it's -1. + var dst = HEAP32[(tmPtr + 32) >> 2]; + var guessedOffset = date.getTimezoneOffset(); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date( + date.getFullYear(), + 6, + 1 + ).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dstOffset = Math.min(winterOffset, summerOffset); + // DST is in December in South + if (dst < 0) { + // Attention: some regions don't have DST at all. + HEAP32[(tmPtr + 32) >> 2] = Number( + summerOffset != winterOffset && dstOffset == guessedOffset + ); + } else if (dst > 0 != (dstOffset == guessedOffset)) { + var nonDstOffset = Math.max(winterOffset, summerOffset); + var trueOffset = dst > 0 ? dstOffset : nonDstOffset; + // Don't try setMinutes(date.getMinutes() + ...) -- it's messed up. + date.setTime( + date.getTime() + (trueOffset - guessedOffset) * 6e4 + ); + } + HEAP32[(tmPtr + 24) >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + HEAP32[(tmPtr + 28) >> 2] = yday; + // To match expected behavior, update fields from date + HEAP32[tmPtr >> 2] = date.getSeconds(); + HEAP32[(tmPtr + 4) >> 2] = date.getMinutes(); + HEAP32[(tmPtr + 8) >> 2] = date.getHours(); + HEAP32[(tmPtr + 12) >> 2] = date.getDate(); + HEAP32[(tmPtr + 16) >> 2] = date.getMonth(); + HEAP32[(tmPtr + 20) >> 2] = date.getYear(); + var timeMs = date.getTime(); + if (isNaN(timeMs)) { + return -1; + } + // Return time in microseconds + return timeMs / 1e3; + })(); + return BigInt(ret); + }; + + __mktime_js.sig = 'jp'; + + function __mmap_js(len, prot, flags, fd, offset, allocated, addr) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var res = FS.mmap(stream, len, offset, prot, flags); + var ptr = res.ptr; + HEAP32[allocated >> 2] = res.allocated; + HEAPU32[addr >> 2] = ptr; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -__mmap_js.sig = "ipiiijpp"; - -function __munmap_js(addr, len, prot, flags, fd, offset) { - offset = bigintToI53Checked(offset); - try { - var stream = SYSCALLS.getStreamFromFD(fd); - if (prot & 2) { - SYSCALLS.doMsync(addr, stream, len, flags, offset); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } -} + __mmap_js.sig = 'ipiiijpp'; + + function __munmap_js(addr, len, prot, flags, fd, offset) { + offset = bigintToI53Checked(offset); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return -e.errno; + } + } -__munmap_js.sig = "ippiiij"; - -var timers = {}; - -var handleException = e => { - // Certain exception types we do not treat as errors since they are used for - // internal control flow. - // 1. ExitStatus, which is thrown by exit() - // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others - // that wish to return to JS event loop. - if (e instanceof ExitStatus || e == "unwind") { - return EXITSTATUS; - } - quit_(1, e); -}; - -var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - -var _proc_exit = code => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module["onExit"]?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); -}; - -_proc_exit.sig = "vi"; - -/** @param {boolean|number=} implicit */ var exitJS = (status, implicit) => { - EXITSTATUS = status; - if (!keepRuntimeAlive()) { - exitRuntime(); - } - _proc_exit(status); -}; - -var _exit = exitJS; - -_exit.sig = "vi"; - -var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } -}; - -var callUserCallback = func => { - if (runtimeExited || ABORT) { - return; - } - try { - func(); - maybeExit(); - } catch (e) { - handleException(e); - } -}; - -var _emscripten_get_now = () => performance.now(); - -_emscripten_get_now.sig = "d"; - -var __setitimer_js = (which, timeout_ms) => { - // First, clear any existing timer. - if (timers[which]) { - clearTimeout(timers[which].id); - delete timers[which]; - } - // A timeout of zero simply cancels the current timeout so we have nothing - // more to do. - if (!timeout_ms) return 0; - var id = setTimeout(() => { - delete timers[which]; - callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); - }, timeout_ms); - timers[which] = { - id, - timeout_ms - }; - return 0; -}; - -__setitimer_js.sig = "iid"; - -var __tzset_js = (timezone, daylight, std_name, dst_name) => { - // TODO: Use (malleable) environment variables instead of system settings. - var currentYear = (new Date).getFullYear(); - var winter = new Date(currentYear, 0, 1); - var summer = new Date(currentYear, 6, 1); - var winterOffset = winter.getTimezoneOffset(); - var summerOffset = summer.getTimezoneOffset(); - // Local standard timezone offset. Local standard time is not adjusted for - // daylight savings. This code uses the fact that getTimezoneOffset returns - // a greater value during Standard Time versus Daylight Saving Time (DST). - // Thus it determines the expected output during Standard Time, and it - // compares whether the output of the given date the same (Standard) or less - // (DST). - var stdTimezoneOffset = Math.max(winterOffset, summerOffset); - // timezone is specified as seconds west of UTC ("The external variable - // `timezone` shall be set to the difference, in seconds, between - // Coordinated Universal Time (UTC) and local standard time."), the same - // as returned by stdTimezoneOffset. - // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html - HEAPU32[((timezone) >> 2)] = stdTimezoneOffset * 60; - HEAP32[((daylight) >> 2)] = Number(winterOffset != summerOffset); - var extractZone = timezoneOffset => { - // Why inverse sign? - // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset - var sign = timezoneOffset >= 0 ? "-" : "+"; - var absOffset = Math.abs(timezoneOffset); - var hours = String(Math.floor(absOffset / 60)).padStart(2, "0"); - var minutes = String(absOffset % 60).padStart(2, "0"); - return `UTC${sign}${hours}${minutes}`; - }; - var winterName = extractZone(winterOffset); - var summerName = extractZone(summerOffset); - if (summerOffset < winterOffset) { - // Northern hemisphere - stringToUTF8(winterName, std_name, 17); - stringToUTF8(summerName, dst_name, 17); - } else { - stringToUTF8(winterName, dst_name, 17); - stringToUTF8(summerName, std_name, 17); - } -}; - -__tzset_js.sig = "vpppp"; - -var _emscripten_date_now = () => Date.now(); - -_emscripten_date_now.sig = "d"; - -var nowIsMonotonic = 1; - -var checkWasiClock = clock_id => clock_id >= 0 && clock_id <= 3; - -function _clock_time_get(clk_id, ignored_precision, ptime) { - ignored_precision = bigintToI53Checked(ignored_precision); - if (!checkWasiClock(clk_id)) { - return 28; - } - var now; - // all wasi clocks but realtime are monotonic - if (clk_id === 0) { - now = _emscripten_date_now(); - } else if (nowIsMonotonic) { - now = _emscripten_get_now(); - } else { - return 52; - } - // "now" is in ms, and wasi times are in ns. - var nsec = Math.round(now * 1e3 * 1e3); - HEAP64[((ptime) >> 3)] = BigInt(nsec); - return 0; -} + __munmap_js.sig = 'ippiiij'; + + var timers = {}; + + var handleException = (e) => { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + }; + + var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; + + var _proc_exit = (code) => { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + Module['onExit']?.(code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); + }; + + _proc_exit.sig = 'vi'; + + /** @param {boolean|number=} implicit */ var exitJS = ( + status, + implicit + ) => { + EXITSTATUS = status; + if (!keepRuntimeAlive()) { + exitRuntime(); + } + _proc_exit(status); + }; + + var _exit = exitJS; + + _exit.sig = 'vi'; + + var maybeExit = () => { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } + }; + + var callUserCallback = (func) => { + if (runtimeExited || ABORT) { + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } + }; + + var _emscripten_get_now = () => performance.now(); + + _emscripten_get_now.sig = 'd'; + + var __setitimer_js = (which, timeout_ms) => { + // First, clear any existing timer. + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + // A timeout of zero simply cancels the current timeout so we have nothing + // more to do. + if (!timeout_ms) return 0; + var id = setTimeout(() => { + delete timers[which]; + callUserCallback(() => + __emscripten_timeout(which, _emscripten_get_now()) + ); + }, timeout_ms); + timers[which] = { + id, + timeout_ms, + }; + return 0; + }; + + __setitimer_js.sig = 'iid'; + + var __tzset_js = (timezone, daylight, std_name, dst_name) => { + // TODO: Use (malleable) environment variables instead of system settings. + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + // Local standard timezone offset. Local standard time is not adjusted for + // daylight savings. This code uses the fact that getTimezoneOffset returns + // a greater value during Standard Time versus Daylight Saving Time (DST). + // Thus it determines the expected output during Standard Time, and it + // compares whether the output of the given date the same (Standard) or less + // (DST). + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + // timezone is specified as seconds west of UTC ("The external variable + // `timezone` shall be set to the difference, in seconds, between + // Coordinated Universal Time (UTC) and local standard time."), the same + // as returned by stdTimezoneOffset. + // See http://pubs.opengroup.org/onlinepubs/009695399/functions/tzset.html + HEAPU32[timezone >> 2] = stdTimezoneOffset * 60; + HEAP32[daylight >> 2] = Number(winterOffset != summerOffset); + var extractZone = (timezoneOffset) => { + // Why inverse sign? + // Read here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/getTimezoneOffset + var sign = timezoneOffset >= 0 ? '-' : '+'; + var absOffset = Math.abs(timezoneOffset); + var hours = String(Math.floor(absOffset / 60)).padStart(2, '0'); + var minutes = String(absOffset % 60).padStart(2, '0'); + return `UTC${sign}${hours}${minutes}`; + }; + var winterName = extractZone(winterOffset); + var summerName = extractZone(summerOffset); + if (summerOffset < winterOffset) { + // Northern hemisphere + stringToUTF8(winterName, std_name, 17); + stringToUTF8(summerName, dst_name, 17); + } else { + stringToUTF8(winterName, dst_name, 17); + stringToUTF8(summerName, std_name, 17); + } + }; + + __tzset_js.sig = 'vpppp'; + + var _emscripten_date_now = () => Date.now(); + + _emscripten_date_now.sig = 'd'; + + var nowIsMonotonic = 1; + + var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; + + function _clock_time_get(clk_id, ignored_precision, ptime) { + ignored_precision = bigintToI53Checked(ignored_precision); + if (!checkWasiClock(clk_id)) { + return 28; + } + var now; + // all wasi clocks but realtime are monotonic + if (clk_id === 0) { + now = _emscripten_date_now(); + } else if (nowIsMonotonic) { + now = _emscripten_get_now(); + } else { + return 52; + } + // "now" is in ms, and wasi times are in ns. + var nsec = Math.round(now * 1e3 * 1e3); + HEAP64[ptime >> 3] = BigInt(nsec); + return 0; + } -_clock_time_get.sig = "iijp"; - -var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate -// full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side -// for any code that deals with heap sizes, which would require special -// casing all heap size related code to treat 0 specially. -2147483648; - -var _emscripten_get_heap_max = () => getHeapMax(); - -_emscripten_get_heap_max.sig = "p"; - -var growMemory = size => { - var oldHeapSize = wasmMemory.buffer.byteLength; - var pages = ((size - oldHeapSize + 65535) / 65536) | 0; - try { - // round size grow request up to wasm page size (fixed 64KB per spec) - wasmMemory.grow(pages); - // .grow() takes a delta compared to the previous size - updateMemoryViews(); - return 1; - } catch (e) {} -}; - -var _emscripten_resize_heap = requestedSize => { - var oldSize = HEAPU8.length; - // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. - requestedSize >>>= 0; - // With multithreaded builds, races can happen (another thread might increase the size - // in between), so return a failure, and let the caller retry. - // Memory resize rules: - // 1. Always increase heap size to at least the requested size, rounded up - // to next page multiple. - // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap - // geometrically: increase the heap size according to - // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most - // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). - // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap - // linearly: increase the heap size by at least - // MEMORY_GROWTH_LINEAR_STEP bytes. - // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by - // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest - // 4. If we were unable to allocate as much memory, it may be due to - // over-eager decision to excessively reserve due to (3) above. - // Hence if an allocation fails, cut down on the amount of excess - // growth, in an attempt to succeed to perform a smaller allocation. - // A limit is set for how much we can grow. We should not exceed that - // (the wasm binary specifies it, so if we tried, we'd fail anyhow). - var maxHeapSize = getHeapMax(); - if (requestedSize > maxHeapSize) { - return false; - } - // Loop through potential heap size increases. If we attempt a too eager - // reservation that fails, cut down on the attempted size and reserve a - // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) - for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { - var overGrownHeapSize = oldSize * (1 + .2 / cutDown); - // ensure geometric growth - // but limit overreserving (default to capping at +96MB overgrowth at most) - overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); - var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); - var replacement = growMemory(newSize); - if (replacement) { - return true; - } - } - return false; -}; - -_emscripten_resize_heap.sig = "ip"; - -var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; -}; - -runtimeKeepalivePush.sig = "v"; - -var runtimeKeepalivePop = () => { - runtimeKeepaliveCounter -= 1; -}; - -runtimeKeepalivePop.sig = "v"; - -/** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); -}; - -var _emscripten_sleep = ms => Asyncify.handleSleep(wakeUp => safeSetTimeout(wakeUp, ms)); - -_emscripten_sleep.sig = "vi"; - -_emscripten_sleep.isAsync = true; - -var ENV = PHPLoader.ENV || {}; - -var getExecutableName = () => thisProgram || "./this.program"; - -var getEnvStrings = () => { - if (!getEnvStrings.strings) { - // Default values. - // Browser language detection #8751 - var lang = ((typeof navigator == "object" && navigator.language) || "C").replace("-", "_") + ".UTF-8"; - var env = { - "USER": "web_user", - "LOGNAME": "web_user", - "PATH": "/", - "PWD": "/", - "HOME": "/home/web_user", - "LANG": lang, - "_": getExecutableName() - }; - // Apply the user-provided values, if any. - for (var x in ENV) { - // x is a key in ENV; if ENV[x] is undefined, that means it was - // explicitly set to be so. We allow user code to do that to - // force variables with default values to remain unset. - if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; -}; - -var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - var envp = 0; - for (var string of getEnvStrings()) { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ) + (envp)) >> 2)] = ptr; - bufSize += stringToUTF8(string, ptr, Infinity) + 1; - envp += 4; - } - return 0; -}; - -_environ_get.sig = "ipp"; - -var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count) >> 2)] = strings.length; - var bufSize = 0; - for (var string of strings) { - bufSize += lengthBytesUTF8(string) + 1; - } - HEAPU32[((penviron_buf_size) >> 2)] = bufSize; - return 0; -}; - -_environ_sizes_get.sig = "ipp"; - -function _fd_fdstat_get(fd, pbuf) { - try { - var rightsBase = 0; - var rightsInheriting = 0; - var flags = 0; - { - var stream = SYSCALLS.getStreamFromFD(fd); - // All character devices are terminals (other things a Linux system would - // assume is a character device, like the mouse, we have special APIs for). - var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; - } - HEAP8[pbuf] = type; - HEAP16[(((pbuf) + (2)) >> 1)] = flags; - HEAP64[(((pbuf) + (8)) >> 3)] = BigInt(rightsBase); - HEAP64[(((pbuf) + (16)) >> 3)] = BigInt(rightsInheriting); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _clock_time_get.sig = 'iijp'; + + var getHeapMax = () => + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + 2147483648; + + var _emscripten_get_heap_max = () => getHeapMax(); + + _emscripten_get_heap_max.sig = 'p'; + + var growMemory = (size) => { + var oldHeapSize = wasmMemory.buffer.byteLength; + var pages = ((size - oldHeapSize + 65535) / 65536) | 0; + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow(pages); + // .grow() takes a delta compared to the previous size + updateMemoryViews(); + return 1; + } catch (e) {} + }; + + var _emscripten_resize_heap = (requestedSize) => { + var oldSize = HEAPU8.length; + // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. + requestedSize >>>= 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + return false; + } + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); + // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min( + overGrownHeapSize, + requestedSize + 100663296 + ); + var newSize = Math.min( + maxHeapSize, + alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536) + ); + var replacement = growMemory(newSize); + if (replacement) { + return true; + } + } + return false; + }; + + _emscripten_resize_heap.sig = 'ip'; + + var runtimeKeepalivePush = () => { + runtimeKeepaliveCounter += 1; + }; + + runtimeKeepalivePush.sig = 'v'; + + var runtimeKeepalivePop = () => { + runtimeKeepaliveCounter -= 1; + }; + + runtimeKeepalivePop.sig = 'v'; + + /** @param {number=} timeout */ var safeSetTimeout = (func, timeout) => { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); + }; + + var _emscripten_sleep = (ms) => + Asyncify.handleSleep((wakeUp) => safeSetTimeout(wakeUp, ms)); + + _emscripten_sleep.sig = 'vi'; + + _emscripten_sleep.isAsync = true; + + var ENV = PHPLoader.ENV || {}; + + var getExecutableName = () => thisProgram || './this.program'; + + var getEnvStrings = () => { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = + ( + (typeof navigator == 'object' && navigator.language) || + 'C' + ).replace('-', '_') + '.UTF-8'; + var env = { + USER: 'web_user', + LOGNAME: 'web_user', + PATH: '/', + PWD: '/', + HOME: '/home/web_user', + LANG: lang, + _: getExecutableName(), + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(`${x}=${env[x]}`); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + }; + + var _environ_get = (__environ, environ_buf) => { + var bufSize = 0; + var envp = 0; + for (var string of getEnvStrings()) { + var ptr = environ_buf + bufSize; + HEAPU32[(__environ + envp) >> 2] = ptr; + bufSize += stringToUTF8(string, ptr, Infinity) + 1; + envp += 4; + } + return 0; + }; + + _environ_get.sig = 'ipp'; + + var _environ_sizes_get = (penviron_count, penviron_buf_size) => { + var strings = getEnvStrings(); + HEAPU32[penviron_count >> 2] = strings.length; + var bufSize = 0; + for (var string of strings) { + bufSize += lengthBytesUTF8(string) + 1; + } + HEAPU32[penviron_buf_size >> 2] = bufSize; + return 0; + }; + + _environ_sizes_get.sig = 'ipp'; + + function _fd_fdstat_get(fd, pbuf) { + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + // All character devices are terminals (other things a Linux system would + // assume is a character device, like the mouse, we have special APIs for). + var type = stream.tty + ? 2 + : FS.isDir(stream.mode) + ? 3 + : FS.isLink(stream.mode) + ? 7 + : 4; + } + HEAP8[pbuf] = type; + HEAP16[(pbuf + 2) >> 1] = flags; + HEAP64[(pbuf + 8) >> 3] = BigInt(rightsBase); + HEAP64[(pbuf + 16) >> 3] = BigInt(rightsInheriting); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_fdstat_get.sig = "iip"; - -/** @param {number=} offset */ var doReadv = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.read(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) break; - // nothing more to read - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_pread(fd, iov, iovcnt, offset, pnum) { - offset = bigintToI53Checked(offset); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt, offset); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_fdstat_get.sig = 'iip'; + + /** @param {number=} offset */ var doReadv = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.read(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + // nothing more to read + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_pread(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt, offset); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_pread.sig = "iippjp"; - -/** @param {number=} offset */ var doWritev = (stream, iov, iovcnt, offset) => { - var ret = 0; - for (var i = 0; i < iovcnt; i++) { - var ptr = HEAPU32[((iov) >> 2)]; - var len = HEAPU32[(((iov) + (4)) >> 2)]; - iov += 8; - var curr = FS.write(stream, HEAP8, ptr, len, offset); - if (curr < 0) return -1; - ret += curr; - if (curr < len) { - // No more space to write. - break; - } - if (typeof offset != "undefined") { - offset += curr; - } - } - return ret; -}; - -function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { - offset = bigintToI53Checked(offset); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt, offset); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_pread.sig = 'iippjp'; + + /** @param {number=} offset */ var doWritev = ( + stream, + iov, + iovcnt, + offset + ) => { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[iov >> 2]; + var len = HEAPU32[(iov + 4) >> 2]; + iov += 8; + var curr = FS.write(stream, HEAP8, ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) { + // No more space to write. + break; + } + if (typeof offset != 'undefined') { + offset += curr; + } + } + return ret; + }; + + function _fd_pwrite(fd, iov, iovcnt, offset, pnum) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt, offset); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_pwrite.sig = "iippjp"; - -function _fd_read(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doReadv(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_pwrite.sig = 'iippjp'; + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_read.sig = "iippp"; - -function _fd_seek(fd, offset, whence, newOffset) { - offset = bigintToI53Checked(offset); - try { - if (isNaN(offset)) return 61; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - HEAP64[((newOffset) >> 3)] = BigInt(stream.position); - if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; - // reset readdir state - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_read.sig = 'iippp'; + + function _fd_seek(fd, offset, whence, newOffset) { + offset = bigintToI53Checked(offset); + try { + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + HEAP64[newOffset >> 3] = BigInt(stream.position); + if (stream.getdents && offset === 0 && whence === 0) + stream.getdents = null; + // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_seek.sig = "iijip"; - -var _fd_sync = function(fd) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - return Asyncify.handleSleep(wakeUp => { - var mount = stream.node.mount; - if (!mount.type.syncfs) { - // We write directly to the file system, so there's nothing to do here. - wakeUp(0); - return; - } - mount.type.syncfs(mount, false, err => { - wakeUp(err ? 29 : 0); - }); - }); - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -}; - -_fd_sync.sig = "ii"; - -_fd_sync.isAsync = true; - -function _fd_write(fd, iov, iovcnt, pnum) { - try { - var stream = SYSCALLS.getStreamFromFD(fd); - var num = doWritev(stream, iov, iovcnt); - HEAPU32[((pnum) >> 2)] = num; - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + _fd_seek.sig = 'iijip'; + + var _fd_sync = function (fd) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + return Asyncify.handleSleep((wakeUp) => { + var mount = stream.node.mount; + if (!mount.type.syncfs) { + // We write directly to the file system, so there's nothing to do here. + wakeUp(0); + return; + } + mount.type.syncfs(mount, false, (err) => { + wakeUp(err ? 29 : 0); + }); + }); + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + }; + + _fd_sync.sig = 'ii'; + + _fd_sync.isAsync = true; + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } -_fd_write.sig = "iippp"; - -var _getaddrinfo = (node, service, hint, out) => { - var addr = 0; - var port = 0; - var flags = 0; - var family = 0; - var type = 0; - var proto = 0; - var ai; - function allocaddrinfo(family, type, proto, canon, addr, port) { - var sa, salen, ai; - var errno; - salen = family === 10 ? 28 : 16; - addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); - sa = _malloc(salen); - errno = writeSockaddr(sa, family, addr, port); - ai = _malloc(32); - HEAP32[(((ai) + (4)) >> 2)] = family; - HEAP32[(((ai) + (8)) >> 2)] = type; - HEAP32[(((ai) + (12)) >> 2)] = proto; - HEAPU32[(((ai) + (24)) >> 2)] = canon; - HEAPU32[(((ai) + (20)) >> 2)] = sa; - if (family === 10) { - HEAP32[(((ai) + (16)) >> 2)] = 28; - } else { - HEAP32[(((ai) + (16)) >> 2)] = 16; - } - HEAP32[(((ai) + (28)) >> 2)] = 0; - return ai; - } - if (hint) { - flags = HEAP32[((hint) >> 2)]; - family = HEAP32[(((hint) + (4)) >> 2)]; - type = HEAP32[(((hint) + (8)) >> 2)]; - proto = HEAP32[(((hint) + (12)) >> 2)]; - } - if (type && !proto) { - proto = type === 2 ? 17 : 6; - } - if (!type && proto) { - type = proto === 17 ? 2 : 1; - } - // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for - // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. - if (proto === 0) { - proto = 6; - } - if (type === 0) { - type = 1; - } - if (!node && !service) { - return -2; - } - if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { - return -1; - } - if (hint !== 0 && (HEAP32[((hint) >> 2)] & 2) && !node) { - return -1; - } - if (flags & 32) { - // TODO - return -2; - } - if (type !== 0 && type !== 1 && type !== 2) { - return -7; - } - if (family !== 0 && family !== 2 && family !== 10) { - return -6; - } - if (service) { - service = UTF8ToString(service); - port = parseInt(service, 10); - if (isNaN(port)) { - if (flags & 1024) { - return -2; - } - // TODO support resolving well-known service names from: - // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt - return -8; - } - } - if (!node) { - if (family === 0) { - family = 2; - } - if ((flags & 1) === 0) { - if (family === 2) { - addr = _htonl(2130706433); - } else { - addr = [ 0, 0, 0, _htonl(1) ]; - } - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - // try as a numeric address - node = UTF8ToString(node); - addr = inetPton4(node); - if (addr !== null) { - // incoming node is a valid ipv4 address - if (family === 0 || family === 2) { - family = 2; - } else if (family === 10 && (flags & 8)) { - addr = [ 0, 0, _htonl(65535), addr ]; - family = 10; - } else { - return -2; - } - } else { - addr = inetPton6(node); - if (addr !== null) { - // incoming node is a valid ipv6 address - if (family === 0 || family === 10) { - family = 10; - } else { - return -2; - } - } - } - if (addr != null) { - ai = allocaddrinfo(family, type, proto, node, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; - } - if (flags & 4) { - return -2; - } - // try as a hostname - // resolve the hostname to a temporary fake address - node = DNS.lookup_name(node); - addr = inetPton4(node); - if (family === 0) { - family = 2; - } else if (family === 10) { - addr = [ 0, 0, _htonl(65535), addr ]; - } - ai = allocaddrinfo(family, type, proto, null, addr, port); - HEAPU32[((out) >> 2)] = ai; - return 0; -}; - -_getaddrinfo.sig = "ipppp"; - -var _getcontext = () => abort("missing function: ${name}"); - -var _getdtablesize = () => abort("missing function: ${name}"); - -var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { - var info = readSockaddr(sa, salen); - if (info.errno) { - return -6; - } - var port = info.port; - var addr = info.addr; - var overflowed = false; - if (node && nodelen) { - var lookup; - if ((flags & 1) || !(lookup = DNS.lookup_addr(addr))) { - if (flags & 8) { - return -2; - } - } else { - addr = lookup; - } - var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); - if (numBytesWrittenExclNull + 1 >= nodelen) { - overflowed = true; - } - } - if (serv && servlen) { - port = "" + port; - var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); - if (numBytesWrittenExclNull + 1 >= servlen) { - overflowed = true; - } - } - if (overflowed) { - // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. - return -12; - } - return 0; -}; - -_getnameinfo.sig = "ipipipii"; - -var Protocols = { - list: [], - map: {} -}; - -var stringToAscii = (str, buffer) => { - for (var i = 0; i < str.length; ++i) { - HEAP8[buffer++] = str.charCodeAt(i); - } - // Null-terminate the string - HEAP8[buffer] = 0; -}; - -var _setprotoent = stayopen => { - // void setprotoent(int stayopen); - // Allocate and populate a protoent structure given a name, protocol number and array of aliases - function allocprotoent(name, proto, aliases) { - // write name into buffer - var nameBuf = _malloc(name.length + 1); - stringToAscii(name, nameBuf); - // write aliases into buffer - var j = 0; - var length = aliases.length; - var aliasListBuf = _malloc((length + 1) * 4); - // Use length + 1 so we have space for the terminating NULL ptr. - for (var i = 0; i < length; i++, j += 4) { - var alias = aliases[i]; - var aliasBuf = _malloc(alias.length + 1); - stringToAscii(alias, aliasBuf); - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = aliasBuf; - } - HEAPU32[(((aliasListBuf) + (j)) >> 2)] = 0; - // Terminating NULL pointer. - // generate protoent - var pe = _malloc(12); - HEAPU32[((pe) >> 2)] = nameBuf; - HEAPU32[(((pe) + (4)) >> 2)] = aliasListBuf; - HEAP32[(((pe) + (8)) >> 2)] = proto; - return pe; - } - // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial - // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. - var list = Protocols.list; - var map = Protocols.map; - if (list.length === 0) { - var entry = allocprotoent("tcp", 6, [ "TCP" ]); - list.push(entry); - map["tcp"] = map["6"] = entry; - entry = allocprotoent("udp", 17, [ "UDP" ]); - list.push(entry); - map["udp"] = map["17"] = entry; - } - _setprotoent.index = 0; -}; - -_setprotoent.sig = "vi"; - -var _getprotobyname = name => { - // struct protoent *getprotobyname(const char *); - name = UTF8ToString(name); - _setprotoent(true); - var result = Protocols.map[name]; - return result; -}; - -_getprotobyname.sig = "pp"; - -var _getprotobynumber = number => { - // struct protoent *getprotobynumber(int proto); - _setprotoent(true); - var result = Protocols.map[number]; - return result; -}; - -_getprotobynumber.sig = "pi"; - -function _js_flock(fd, op) { - if (typeof Module["userSpace"] === "undefined") { - // In the absence of a real locking facility, - // return success by default as Emscripten does. - return 0; - } - return Module["userSpace"].flock(fd, op); -} + _fd_write.sig = 'iippp'; + + var _getaddrinfo = (node, service, hint, out) => { + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + ai = _malloc(32); + HEAP32[(ai + 4) >> 2] = family; + HEAP32[(ai + 8) >> 2] = type; + HEAP32[(ai + 12) >> 2] = proto; + HEAPU32[(ai + 24) >> 2] = canon; + HEAPU32[(ai + 20) >> 2] = sa; + if (family === 10) { + HEAP32[(ai + 16) >> 2] = 28; + } else { + HEAP32[(ai + 16) >> 2] = 16; + } + HEAP32[(ai + 28) >> 2] = 0; + return ai; + } + if (hint) { + flags = HEAP32[hint >> 2]; + family = HEAP32[(hint + 4) >> 2]; + type = HEAP32[(hint + 8) >> 2]; + proto = HEAP32[(hint + 12) >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + // If type or proto are set to zero in hints we should really be returning multiple addrinfo values, but for + // now default to a TCP STREAM socket so we can at least return a sensible addrinfo given NULL hints. + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && HEAP32[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + // TODO + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + // TODO support resolving well-known service names from: + // http://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.txt + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [0, 0, 0, _htonl(1)]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + // try as a numeric address + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + // incoming node is a valid ipv4 address + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [0, 0, _htonl(65535), addr]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + // incoming node is a valid ipv6 address + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + // try as a hostname + // resolve the hostname to a temporary fake address + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [0, 0, _htonl(65535), addr]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + HEAPU32[out >> 2] = ai; + return 0; + }; + + _getaddrinfo.sig = 'ipppp'; + + var _getcontext = () => abort('missing function: ${name}'); + + var _getdtablesize = () => abort('missing function: ${name}'); + + var _getnameinfo = (sa, salen, node, nodelen, serv, servlen, flags) => { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = '' + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + // Note: even when we overflow, getnameinfo() is specced to write out the truncated results. + return -12; + } + return 0; + }; + + _getnameinfo.sig = 'ipipipii'; + + var Protocols = { + list: [], + map: {}, + }; + + var stringToAscii = (str, buffer) => { + for (var i = 0; i < str.length; ++i) { + HEAP8[buffer++] = str.charCodeAt(i); + } + // Null-terminate the string + HEAP8[buffer] = 0; + }; + + var _setprotoent = (stayopen) => { + // void setprotoent(int stayopen); + // Allocate and populate a protoent structure given a name, protocol number and array of aliases + function allocprotoent(name, proto, aliases) { + // write name into buffer + var nameBuf = _malloc(name.length + 1); + stringToAscii(name, nameBuf); + // write aliases into buffer + var j = 0; + var length = aliases.length; + var aliasListBuf = _malloc((length + 1) * 4); + // Use length + 1 so we have space for the terminating NULL ptr. + for (var i = 0; i < length; i++, j += 4) { + var alias = aliases[i]; + var aliasBuf = _malloc(alias.length + 1); + stringToAscii(alias, aliasBuf); + HEAPU32[(aliasListBuf + j) >> 2] = aliasBuf; + } + HEAPU32[(aliasListBuf + j) >> 2] = 0; + // Terminating NULL pointer. + // generate protoent + var pe = _malloc(12); + HEAPU32[pe >> 2] = nameBuf; + HEAPU32[(pe + 4) >> 2] = aliasListBuf; + HEAP32[(pe + 8) >> 2] = proto; + return pe; + } + // Populate the protocol 'database'. The entries are limited to tcp and udp, though it is fairly trivial + // to add extra entries from /etc/protocols if desired - though not sure if that'd actually be useful. + var list = Protocols.list; + var map = Protocols.map; + if (list.length === 0) { + var entry = allocprotoent('tcp', 6, ['TCP']); + list.push(entry); + map['tcp'] = map['6'] = entry; + entry = allocprotoent('udp', 17, ['UDP']); + list.push(entry); + map['udp'] = map['17'] = entry; + } + _setprotoent.index = 0; + }; + + _setprotoent.sig = 'vi'; + + var _getprotobyname = (name) => { + // struct protoent *getprotobyname(const char *); + name = UTF8ToString(name); + _setprotoent(true); + var result = Protocols.map[name]; + return result; + }; + + _getprotobyname.sig = 'pp'; + + var _getprotobynumber = (number) => { + // struct protoent *getprotobynumber(int proto); + _setprotoent(true); + var result = Protocols.map[number]; + return result; + }; + + _getprotobynumber.sig = 'pi'; + + function _js_flock(fd, op) { + if (typeof Module['userSpace'] === 'undefined') { + // In the absence of a real locking facility, + // return success by default as Emscripten does. + return 0; + } + return Module['userSpace'].flock(fd, op); + } -function _js_open_process(command, argsPtr, argsLength, descriptorsPtr, descriptorsLength, cwdPtr, cwdLength, envPtr, envLength) { - if (!command) { - ___errno_location(ERRNO_CODES.EINVAL); - return -1; - } - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) { - ___errno_location(ERRNO_CODES.EINVAL); - return -1; - } - let argsArray = []; - if (argsLength) { - for (var i = 0; i < argsLength; i++) { - const charPointer = argsPtr + i * 4; - argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); - } - } - const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); - let envObject = null; - if (envLength) { - envObject = {}; - for (var i = 0; i < envLength; i++) { - const envPointer = envPtr + i * 4; - const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); - const splitAt = envEntry.indexOf("="); - if (splitAt === -1) { - continue; - } - const key = envEntry.substring(0, splitAt); - const value = envEntry.substring(splitAt + 1); - envObject[key] = value; - } - } - var std = {}; - // Extracts an array of available descriptors that should be dispatched to streams. - // On the C side, the descriptors are expressed as `**int` so we must go read - // each of the `descriptorsLength` `*int` pointers and convert the associated data into - // a JavaScript object { descriptor : { child : fd, parent : fd } }. - for (var i = 0; i < descriptorsLength; i++) { - const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; - std[HEAPU32[descriptorPtr >> 2]] = { - child: HEAPU32[(descriptorPtr + 4) >> 2], - parent: HEAPU32[(descriptorPtr + 8) >> 2] - }; - // swap parent and child descs until we rebuild PHP 7.4 - if (i === 0) { - HEAPU32[(descriptorPtr + 8) >> 2] = std[HEAPU32[descriptorPtr >> 2]].parent; - HEAPU32[(descriptorPtr + 4) >> 2] = std[HEAPU32[descriptorPtr >> 2]].child; - } - } - return Asyncify.handleAsync(async () => { - let cp; - try { - const options = {}; - if (cwdstr !== null) { - options.cwd = cwdstr; - } - if (envObject !== null) { - options.env = envObject; - } - cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - if (e.code === "SPAWN_UNSUPPORTED") { - ___errno_location(ERRNO_CODES.ENOSYS); - return -1; - } - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - ___errno_location(e.code); - return -1; - } - const ProcInfo = { - pid: cp.pid, - exited: false - }; - PHPWASM.processTable[ProcInfo.pid] = ProcInfo; - const stdinParentFd = std[0]?.parent, stdinChildFd = std[0]?.child, stdoutChildFd = std[1]?.child, stdoutParentFd = std[1]?.parent, stderrChildFd = std[2]?.child, stderrParentFd = std[2]?.parent; - const detachPipeDataListeners = []; - cp.on("exit", function(code) { - for (const detach of detachPipeDataListeners) { - detach(); - } - for (const fd of [ // The child process exited. Let's clean up its output streams: - stdoutChildFd, stderrChildFd, stdinChildFd ]) { - if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { - FS.close(FS.streams[fd]); - } - } - ProcInfo.exitCode = code; - ProcInfo.exited = true; - }); - // Pass data from child process's stdout to PHP's end of the stdout pipe. - if (stdoutChildFd) { - const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); - let stdoutAt = 0; - const onStdoutData = function(data) { - try { - stdoutStream.stream_ops.write(stdoutStream, data, 0, data.length, stdoutAt); - stdoutAt += data.length; - } catch { - // PHP may close the child pipe before Node finishes - // draining already-buffered stdout data. Late chunks are - // no longer deliverable, so detach the listener and stop. - cp.stdout.off("data", onStdoutData); - } - }; - cp.stdout.on("data", onStdoutData); - detachPipeDataListeners.push(() => cp.stdout.off("data", onStdoutData)); - } - // Pass data from child process's stderr to PHP's end of the stdout pipe. - if (stderrChildFd) { - const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); - let stderrAt = 0; - const onStderrData = function(data) { - try { - stderrStream.stream_ops.write(stderrStream, data, 0, data.length, stderrAt); - stderrAt += data.length; - } catch { - cp.stderr.off("data", onStderrData); - } - }; - cp.stderr.on("data", onStderrData); - detachPipeDataListeners.push(() => cp.stderr.off("data", onStderrData)); - } - /** - * Wait until the child process has been spawned. - * Unfortunately there is no Node.js API to check whether - * the process has already been spawned. We can only listen - * to the 'spawn' event and if it has already been spawned, - * listen to the 'exit' event. - */ try { - await new Promise((resolve, reject) => { - /** - * There was no `await` between the `spawnProcess` call - * and the `await` below so the process haven't had a chance - * to run any of the exit-related callbacks yet. - * - * Good. - * - * Let's listen to all the lifecycle events and resolve - * the promise when the process starts or immediately crashes. - */ let resolved = false; - cp.on("spawn", () => { - if (resolved) return; - resolved = true; - resolve(); - }); - cp.on("error", e => { - if (resolved) return; - resolved = true; - reject(e); - }); - cp.on("exit", function(code) { - if (resolved) return; - resolved = true; - if (code === 0) { - resolve(); - } else { - reject(new Error(`Process exited with code ${code}`)); - } - }); - /** - * If the process haven't even started after 5 seconds, something - * is wrong. Perhaps we're missing an event listener, or perhaps - * the `spawnProcess` implementation failed to dispatch the relevant - * event. Either way, let's crash to avoid blocking the proc_open() - * call indefinitely. - */ setTimeout(() => { - if (resolved) return; - resolved = true; - reject(new Error("Process timed out")); - }, 5e3); - }); - } catch (e) { - // Process already started. Even if it exited early, PHP still - // needs to know about the pid and clean up the resources. - console.error(e); - return ProcInfo.pid; - } - // Now we want to pass data from the STDIN source supplied by PHP - // to the child process. - if (stdinChildFd) { - // We're in a kernel function used instead of fork(). - // We are the ones responsible for pumping the data from the stdinChildFd - // into the child process. There is no concurrent task operating on the - // piped data or polling the file descriptors, etc. Nothing will ever - // read from the stdinChildFd if we don't do it here. - // Well, let's do it! We'll periodically read from the child end of the - // data pipe and push what we get into the child process. - let stdinStream; - try { - stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); - } catch (e) { - ___errno_location(ERRNO_CODES.EBADF); - return ProcInfo.pid; - } - if (!stdinStream?.node) { - return ProcInfo.pid; - } - // Pipe the entire stdinStream to cp.stdin - const CHUNK_SIZE = 1024; - const iov = _malloc(16); - // Space for iovec structure - const pnum = _malloc(4); - // Space for number of bytes read - const buffer = _malloc(CHUNK_SIZE); - // Set up iovec structure pointing to our buffer - HEAPU32[iov >> 2] = buffer; - // iov_base - HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; - // iov_len - function pump() { - try { - while (true) { - if (cp.killed) { - stopPumpingAndCloseStdin(); - return; - } - const result = js_fd_read(stdinChildFd, iov, 1, pnum, false); - const bytesRead = HEAPU32[pnum >> 2]; - if (result === 0 && bytesRead > 0) { - const wrote = HEAPU8.subarray(buffer, buffer + bytesRead); - cp.stdin.write(wrote); - } else if (result === 0 && bytesRead === 0) { - // result === 0 and bytesRead === 0 means the file descriptor - // is at EOF. Let's close the stdin stream and clean up. - stopPumpingAndCloseStdin(); - break; - } else if (result === ERRNO_CODES.EAGAIN) { - // The file descriptor is not ready for reading. - // Let's break out of the loop. setInterval will invoke - // this function again soon. - break; - } else { - throw new FS.ErrnoError(result); - } - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - ___errno_location(e.errno); - stopPumpingAndCloseStdin(); - } - } - function stopPumpingAndCloseStdin() { - clearInterval(interval); - if (!cp.stdin.closed) { - cp.stdin.end(); - } - _wasm_free(buffer); - _wasm_free(iov); - _wasm_free(pnum); - } - // pump() can never alter the result of this function. - // Even when it fails, we still return the pid. - // Why? - // Because the process already started. We wouldn't backtrack - // with fork(), we won't backtrack here. Let's give PHP the pid, - // and let it think it's the parent process. It will clean up the - // resources as needed. - // stdin may be non-blocking – let's check for updates periodically. - // If we exhaust it at any point, pump() will self-terminate. - // Note handling any failures, closing the descriptor, etc. will not - // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). - // It will all happen asynchronously on the next tick. It seems off, - // but there doesn't seem to be a better way: cp.stdin.write() and - // cp.stdin.end() are both async APIs and they both accept onCompleted - // callbacks. - const interval = setInterval(pump, 20); - pump(); - } - return ProcInfo.pid; - }); -} + function _js_open_process( + command, + argsPtr, + argsLength, + descriptorsPtr, + descriptorsLength, + cwdPtr, + cwdLength, + envPtr, + envLength + ) { + if (!command) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) { + ___errno_location(ERRNO_CODES.EINVAL); + return -1; + } + let argsArray = []; + if (argsLength) { + for (var i = 0; i < argsLength; i++) { + const charPointer = argsPtr + i * 4; + argsArray.push(UTF8ToString(HEAPU32[charPointer >> 2])); + } + } + const cwdstr = cwdPtr ? UTF8ToString(cwdPtr) : FS.cwd(); + let envObject = null; + if (envLength) { + envObject = {}; + for (var i = 0; i < envLength; i++) { + const envPointer = envPtr + i * 4; + const envEntry = UTF8ToString(HEAPU32[envPointer >> 2]); + const splitAt = envEntry.indexOf('='); + if (splitAt === -1) { + continue; + } + const key = envEntry.substring(0, splitAt); + const value = envEntry.substring(splitAt + 1); + envObject[key] = value; + } + } + var std = {}; + // Extracts an array of available descriptors that should be dispatched to streams. + // On the C side, the descriptors are expressed as `**int` so we must go read + // each of the `descriptorsLength` `*int` pointers and convert the associated data into + // a JavaScript object { descriptor : { child : fd, parent : fd } }. + for (var i = 0; i < descriptorsLength; i++) { + const descriptorPtr = HEAPU32[(descriptorsPtr + i * 4) >> 2]; + std[HEAPU32[descriptorPtr >> 2]] = { + child: HEAPU32[(descriptorPtr + 4) >> 2], + parent: HEAPU32[(descriptorPtr + 8) >> 2], + }; + // swap parent and child descs until we rebuild PHP 7.4 + if (i === 0) { + HEAPU32[(descriptorPtr + 8) >> 2] = + std[HEAPU32[descriptorPtr >> 2]].parent; + HEAPU32[(descriptorPtr + 4) >> 2] = + std[HEAPU32[descriptorPtr >> 2]].child; + } + } + return Asyncify.handleAsync(async () => { + let cp; + try { + const options = {}; + if (cwdstr !== null) { + options.cwd = cwdstr; + } + if (envObject !== null) { + options.env = envObject; + } + cp = PHPWASM.spawnProcess(cmdstr, argsArray, options); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + if (e.code === 'SPAWN_UNSUPPORTED') { + ___errno_location(ERRNO_CODES.ENOSYS); + return -1; + } + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) + throw e; + ___errno_location(e.code); + return -1; + } + const ProcInfo = { + pid: cp.pid, + exited: false, + }; + PHPWASM.processTable[ProcInfo.pid] = ProcInfo; + const stdinParentFd = std[0]?.parent, + stdinChildFd = std[0]?.child, + stdoutChildFd = std[1]?.child, + stdoutParentFd = std[1]?.parent, + stderrChildFd = std[2]?.child, + stderrParentFd = std[2]?.parent; + const detachPipeDataListeners = []; + cp.on('exit', function (code) { + for (const detach of detachPipeDataListeners) { + detach(); + } + for (const fd of [ + // The child process exited. Let's clean up its output streams: + stdoutChildFd, + stderrChildFd, + stdinChildFd, + ]) { + if (FS.streams[fd] && !FS.isClosed(FS.streams[fd])) { + FS.close(FS.streams[fd]); + } + } + ProcInfo.exitCode = code; + ProcInfo.exited = true; + }); + // Pass data from child process's stdout to PHP's end of the stdout pipe. + if (stdoutChildFd) { + const stdoutStream = SYSCALLS.getStreamFromFD(stdoutChildFd); + let stdoutAt = 0; + const onStdoutData = function (data) { + try { + stdoutStream.stream_ops.write( + stdoutStream, + data, + 0, + data.length, + stdoutAt + ); + stdoutAt += data.length; + } catch { + // PHP may close the child pipe before Node finishes + // draining already-buffered stdout data. Late chunks are + // no longer deliverable, so detach the listener and stop. + cp.stdout.off('data', onStdoutData); + } + }; + cp.stdout.on('data', onStdoutData); + detachPipeDataListeners.push(() => + cp.stdout.off('data', onStdoutData) + ); + } + // Pass data from child process's stderr to PHP's end of the stdout pipe. + if (stderrChildFd) { + const stderrStream = SYSCALLS.getStreamFromFD(stderrChildFd); + let stderrAt = 0; + const onStderrData = function (data) { + try { + stderrStream.stream_ops.write( + stderrStream, + data, + 0, + data.length, + stderrAt + ); + stderrAt += data.length; + } catch { + cp.stderr.off('data', onStderrData); + } + }; + cp.stderr.on('data', onStderrData); + detachPipeDataListeners.push(() => + cp.stderr.off('data', onStderrData) + ); + } + /** + * Wait until the child process has been spawned. + * Unfortunately there is no Node.js API to check whether + * the process has already been spawned. We can only listen + * to the 'spawn' event and if it has already been spawned, + * listen to the 'exit' event. + */ try { + await new Promise((resolve, reject) => { + /** + * There was no `await` between the `spawnProcess` call + * and the `await` below so the process haven't had a chance + * to run any of the exit-related callbacks yet. + * + * Good. + * + * Let's listen to all the lifecycle events and resolve + * the promise when the process starts or immediately crashes. + */ let resolved = false; + cp.on('spawn', () => { + if (resolved) return; + resolved = true; + resolve(); + }); + cp.on('error', (e) => { + if (resolved) return; + resolved = true; + reject(e); + }); + cp.on('exit', function (code) { + if (resolved) return; + resolved = true; + if (code === 0) { + resolve(); + } else { + reject( + new Error(`Process exited with code ${code}`) + ); + } + }); + /** + * If the process haven't even started after 5 seconds, something + * is wrong. Perhaps we're missing an event listener, or perhaps + * the `spawnProcess` implementation failed to dispatch the relevant + * event. Either way, let's crash to avoid blocking the proc_open() + * call indefinitely. + */ setTimeout(() => { + if (resolved) return; + resolved = true; + reject(new Error('Process timed out')); + }, 5e3); + }); + } catch (e) { + // Process already started. Even if it exited early, PHP still + // needs to know about the pid and clean up the resources. + console.error(e); + return ProcInfo.pid; + } + // Now we want to pass data from the STDIN source supplied by PHP + // to the child process. + if (stdinChildFd) { + // We're in a kernel function used instead of fork(). + // We are the ones responsible for pumping the data from the stdinChildFd + // into the child process. There is no concurrent task operating on the + // piped data or polling the file descriptors, etc. Nothing will ever + // read from the stdinChildFd if we don't do it here. + // Well, let's do it! We'll periodically read from the child end of the + // data pipe and push what we get into the child process. + let stdinStream; + try { + stdinStream = SYSCALLS.getStreamFromFD(stdinChildFd); + } catch (e) { + ___errno_location(ERRNO_CODES.EBADF); + return ProcInfo.pid; + } + if (!stdinStream?.node) { + return ProcInfo.pid; + } + // Pipe the entire stdinStream to cp.stdin + const CHUNK_SIZE = 1024; + const iov = _malloc(16); + // Space for iovec structure + const pnum = _malloc(4); + // Space for number of bytes read + const buffer = _malloc(CHUNK_SIZE); + // Set up iovec structure pointing to our buffer + HEAPU32[iov >> 2] = buffer; + // iov_base + HEAPU32[(iov + 4) >> 2] = CHUNK_SIZE; + // iov_len + function pump() { + try { + while (true) { + if (cp.killed) { + stopPumpingAndCloseStdin(); + return; + } + const result = js_fd_read( + stdinChildFd, + iov, + 1, + pnum, + false + ); + const bytesRead = HEAPU32[pnum >> 2]; + if (result === 0 && bytesRead > 0) { + const wrote = HEAPU8.subarray( + buffer, + buffer + bytesRead + ); + cp.stdin.write(wrote); + } else if (result === 0 && bytesRead === 0) { + // result === 0 and bytesRead === 0 means the file descriptor + // is at EOF. Let's close the stdin stream and clean up. + stopPumpingAndCloseStdin(); + break; + } else if (result === ERRNO_CODES.EAGAIN) { + // The file descriptor is not ready for reading. + // Let's break out of the loop. setInterval will invoke + // this function again soon. + break; + } else { + throw new FS.ErrnoError(result); + } + } + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + throw e; + } + ___errno_location(e.errno); + stopPumpingAndCloseStdin(); + } + } + function stopPumpingAndCloseStdin() { + clearInterval(interval); + if (!cp.stdin.closed) { + cp.stdin.end(); + } + _wasm_free(buffer); + _wasm_free(iov); + _wasm_free(pnum); + } + // pump() can never alter the result of this function. + // Even when it fails, we still return the pid. + // Why? + // Because the process already started. We wouldn't backtrack + // with fork(), we won't backtrack here. Let's give PHP the pid, + // and let it think it's the parent process. It will clean up the + // resources as needed. + // stdin may be non-blocking – let's check for updates periodically. + // If we exhaust it at any point, pump() will self-terminate. + // Note handling any failures, closing the descriptor, etc. will not + // happen synchronously when PHP calls fclose($pipes[0]) or proc_close(). + // It will all happen asynchronously on the next tick. It seems off, + // but there doesn't seem to be a better way: cp.stdin.write() and + // cp.stdin.end() are both async APIs and they both accept onCompleted + // callbacks. + const interval = setInterval(pump, 20); + pump(); + } + return ProcInfo.pid; + }); + } -function _js_process_status(pid, exitCodePtr) { - if (!PHPWASM.processTable[pid]) { - return -1; - } - if (PHPWASM.processTable[pid].exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; - return 1; - } - return 0; -} + function _js_popen_clear_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + delete PHPWASM.processTable[pid].fd; + return; + } + } + } -function _js_release_file_locks() { - if (typeof Module["userSpace"] === "undefined") { - return; - } - return Module["userSpace"].js_release_file_locks(); -} + function _js_popen_get_pid_for_fd(fd) { + for (const pid in PHPWASM.processTable) { + if (PHPWASM.processTable[pid].fd === fd) { + return PHPWASM.processTable[pid].pid; + } + } + return -1; + } -function _js_waitpid(pid, exitCodePtr) { - if (!PHPWASM.processTable[pid]) { - return -1; - } - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - if (PHPWASM.processTable[pid]?.exited) { - HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; - wakeUp(pid); - } else { - setTimeout(poll, 50); - } - }; - poll(); - }); -} + function _js_popen_set_pid_for_fd(fd, pid) { + if (PHPWASM.processTable[pid]) { + PHPWASM.processTable[pid].fd = fd; + } + } -var _makecontext = () => abort("missing function: ${name}"); + function _js_process_status(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + if (PHPWASM.processTable[pid].exited) { + HEAPU32[exitCodePtr >> 2] = PHPWASM.processTable[pid].exitCode; + return 1; + } + return 0; + } -function _random_get(buffer, size) { - try { - randomFill(HEAPU8.subarray(buffer, buffer + size)); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return e.errno; - } -} + function _js_release_file_locks() { + if (typeof Module['userSpace'] === 'undefined') { + return; + } + return Module['userSpace'].js_release_file_locks(); + } -_random_get.sig = "ipp"; - -var arraySum = (array, index) => { - var sum = 0; - for (var i = 0; i <= index; sum += array[i++]) {} - return sum; -}; - -var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; - -var addDays = (date, days) => { - var newDate = new Date(date.getTime()); - while (days > 0) { - var leap = isLeapYear(newDate.getFullYear()); - var currentMonth = newDate.getMonth(); - var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; - if (days > daysInCurrentMonth - newDate.getDate()) { - // we spill over to next month - days -= (daysInCurrentMonth - newDate.getDate() + 1); - newDate.setDate(1); - if (currentMonth < 11) { - newDate.setMonth(currentMonth + 1); - } else { - newDate.setMonth(0); - newDate.setFullYear(newDate.getFullYear() + 1); - } - } else { - // we stay in current month - newDate.setDate(newDate.getDate() + days); - return newDate; - } - } - return newDate; -}; - -var _strptime = (buf, format, tm) => { - // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); - // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html - var pattern = UTF8ToString(format); - // escape special characters - // TODO: not sure we really need to escape all of these in JS regexps - var SPECIAL_CHARS = "\\!@#$^&*()+=-[]/{}|:<>?,."; - for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { - pattern = pattern.replace(new RegExp("\\" + SPECIAL_CHARS[i], "g"), "\\" + SPECIAL_CHARS[i]); - } - // reduce number of matchers - var EQUIVALENT_MATCHERS = { - "A": "%a", - "B": "%b", - "c": "%a %b %d %H:%M:%S %Y", - "D": "%m\\/%d\\/%y", - "e": "%d", - "F": "%Y-%m-%d", - "h": "%b", - "R": "%H\\:%M", - "r": "%I\\:%M\\:%S\\s%p", - "T": "%H\\:%M\\:%S", - "x": "%m\\/%d\\/(?:%y|%Y)", - "X": "%H\\:%M\\:%S" - }; - // TODO: take care of locale - var DATE_PATTERNS = { - /* weekday name */ "a": "(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)", - /* month name */ "b": "(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)", - /* century */ "C": "\\d\\d", - /* day of month */ "d": "0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31", - /* hour (24hr) */ "H": "\\d(?!\\d)|[0,1]\\d|20|21|22|23", - /* hour (12hr) */ "I": "\\d(?!\\d)|0\\d|10|11|12", - /* day of year */ "j": "00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d", - /* month */ "m": "0[1-9]|[1-9](?!\\d)|10|11|12", - /* minutes */ "M": "0\\d|\\d(?!\\d)|[1-5]\\d", - /* whitespace */ "n": " ", - /* AM/PM */ "p": "AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.", - /* seconds */ "S": "0\\d|\\d(?!\\d)|[1-5]\\d|60", - /* week number */ "U": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* week number */ "W": "0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53", - /* weekday number */ "w": "[0-6]", - /* 2-digit year */ "y": "\\d\\d", - /* 4-digit year */ "Y": "\\d\\d\\d\\d", - /* whitespace */ "t": " ", - /* time zone */ "z": "Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)" - }; - var MONTH_NUMBERS = { - JAN: 0, - FEB: 1, - MAR: 2, - APR: 3, - MAY: 4, - JUN: 5, - JUL: 6, - AUG: 7, - SEP: 8, - OCT: 9, - NOV: 10, - DEC: 11 - }; - var DAY_NUMBERS_SUN_FIRST = { - SUN: 0, - MON: 1, - TUE: 2, - WED: 3, - THU: 4, - FRI: 5, - SAT: 6 - }; - var DAY_NUMBERS_MON_FIRST = { - MON: 0, - TUE: 1, - WED: 2, - THU: 3, - FRI: 4, - SAT: 5, - SUN: 6 - }; - var capture = []; - var pattern_out = pattern.replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m).replace(/%(.)/g, (_, c) => { - let pat = DATE_PATTERNS[c]; - if (pat) { - capture.push(c); - return `(${pat})`; - } else { - return c; - } - }).replace(// any number of space or tab characters match zero or more spaces - /\s+/g, "\\s*"); - var matches = new RegExp("^" + pattern_out, "i").exec(UTF8ToString(buf)); - function initDate() { - function fixup(value, min, max) { - return (typeof value != "number" || isNaN(value)) ? min : (value >= min ? (value <= max ? value : max) : min); - } - return { - year: fixup(HEAP32[(((tm) + (20)) >> 2)] + 1900, 1970, 9999), - month: fixup(HEAP32[(((tm) + (16)) >> 2)], 0, 11), - day: fixup(HEAP32[(((tm) + (12)) >> 2)], 1, 31), - hour: fixup(HEAP32[(((tm) + (8)) >> 2)], 0, 23), - min: fixup(HEAP32[(((tm) + (4)) >> 2)], 0, 59), - sec: fixup(HEAP32[((tm) >> 2)], 0, 59), - gmtoff: 0 - }; - } - if (matches) { - var date = initDate(); - var value; - var getMatch = symbol => { - var pos = capture.indexOf(symbol); - // check if symbol appears in regexp - if (pos >= 0) { - // return matched value or null (falsy!) for non-matches - return matches[pos + 1]; - } - return; - }; - // seconds - if ((value = getMatch("S"))) { - date.sec = Number(value); - } - // minutes - if ((value = getMatch("M"))) { - date.min = Number(value); - } - // hours - if ((value = getMatch("H"))) { - // 24h clock - date.hour = Number(value); - } else if ((value = getMatch("I"))) { - // AM/PM clock - var hour = Number(value); - if ((value = getMatch("p"))) { - hour += value.toUpperCase()[0] === "P" ? 12 : 0; - } - date.hour = hour; - } - // year - if ((value = getMatch("Y"))) { - // parse from four-digit year - date.year = Number(value); - } else if ((value = getMatch("y"))) { - // parse from two-digit year... - var year = Number(value); - if ((value = getMatch("C"))) { - // ...and century - year += Number(value) * 100; - } else { - // ...and rule-of-thumb - year += year < 69 ? 2e3 : 1900; - } - date.year = year; - } - // month - if ((value = getMatch("m"))) { - // parse from month number - date.month = Number(value) - 1; - } else if ((value = getMatch("b"))) { - // parse from month name - date.month = MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; - } - // day - if ((value = getMatch("d"))) { - // get day of month directly - date.day = Number(value); - } else if ((value = getMatch("j"))) { - // get day of month from day of year ... - var day = Number(value); - var leapYear = isLeapYear(date.year); - for (var month = 0; month < 12; ++month) { - var daysUntilMonth = arraySum(leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, month - 1); - if (day <= daysUntilMonth + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[month]) { - date.day = day - daysUntilMonth; - } - } - } else if ((value = getMatch("a"))) { - // get day of month from weekday ... - var weekDay = value.substring(0, 3).toUpperCase(); - if ((value = getMatch("U"))) { - // ... and week number (Sunday being first day of week) - // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. - // All days in a new year preceding the first Sunday are considered to be in week 0. - var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; - var weekNumber = Number(value); - // January 1st - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 0) { - // Jan 1st is a Sunday, and, hence in the 1st CW - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - // Jan 1st is not a Sunday, and, hence still in the 0th CW - endDate = addDays(janFirst, 7 - janFirst.getDay() + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } else if ((value = getMatch("W"))) { - // ... and week number (Monday being first day of week) - // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. - // All days in a new year preceding the first Monday are considered to be in week 0. - var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; - var weekNumber = Number(value); - // January 1st - var janFirst = new Date(date.year, 0, 1); - var endDate; - if (janFirst.getDay() === 1) { - // Jan 1st is a Monday, and, hence in the 1st CW - endDate = addDays(janFirst, weekDayNumber + 7 * (weekNumber - 1)); - } else { - // Jan 1st is not a Monday, and, hence still in the 0th CW - endDate = addDays(janFirst, 7 - janFirst.getDay() + 1 + weekDayNumber + 7 * (weekNumber - 1)); - } - date.day = endDate.getDate(); - date.month = endDate.getMonth(); - } - } - // time zone - if ((value = getMatch("z"))) { - // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM - if (value.toLowerCase() === "z") { - date.gmtoff = 0; - } else { - var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); - date.gmtoff = match[1] * 3600; - if (match[2]) { - date.gmtoff += date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; - } - } - } - /* + function _js_waitpid(pid, exitCodePtr) { + if (!PHPWASM.processTable[pid]) { + return -1; + } + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + if (PHPWASM.processTable[pid]?.exited) { + HEAPU32[exitCodePtr >> 2] = + PHPWASM.processTable[pid].exitCode; + wakeUp(pid); + } else { + setTimeout(poll, 50); + } + }; + poll(); + }); + } + + var _makecontext = () => abort('missing function: ${name}'); + + function _random_get(buffer, size) { + try { + randomFill(HEAPU8.subarray(buffer, buffer + size)); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; + return e.errno; + } + } + + _random_get.sig = 'ipp'; + + var arraySum = (array, index) => { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + return sum; + }; + + var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + var addDays = (date, days) => { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = ( + leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR + )[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + // we spill over to next month + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; + }; + + var _strptime = (buf, format, tm) => { + // char *strptime(const char *restrict buf, const char *restrict format, struct tm *restrict tm); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strptime.html + var pattern = UTF8ToString(format); + // escape special characters + // TODO: not sure we really need to escape all of these in JS regexps + var SPECIAL_CHARS = '\\!@#$^&*()+=-[]/{}|:<>?,.'; + for (var i = 0, ii = SPECIAL_CHARS.length; i < ii; ++i) { + pattern = pattern.replace( + new RegExp('\\' + SPECIAL_CHARS[i], 'g'), + '\\' + SPECIAL_CHARS[i] + ); + } + // reduce number of matchers + var EQUIVALENT_MATCHERS = { + A: '%a', + B: '%b', + c: '%a %b %d %H:%M:%S %Y', + D: '%m\\/%d\\/%y', + e: '%d', + F: '%Y-%m-%d', + h: '%b', + R: '%H\\:%M', + r: '%I\\:%M\\:%S\\s%p', + T: '%H\\:%M\\:%S', + x: '%m\\/%d\\/(?:%y|%Y)', + X: '%H\\:%M\\:%S', + }; + // TODO: take care of locale + var DATE_PATTERNS = { + /* weekday name */ a: '(?:Sun(?:day)?)|(?:Mon(?:day)?)|(?:Tue(?:sday)?)|(?:Wed(?:nesday)?)|(?:Thu(?:rsday)?)|(?:Fri(?:day)?)|(?:Sat(?:urday)?)', + /* month name */ b: '(?:Jan(?:uary)?)|(?:Feb(?:ruary)?)|(?:Mar(?:ch)?)|(?:Apr(?:il)?)|May|(?:Jun(?:e)?)|(?:Jul(?:y)?)|(?:Aug(?:ust)?)|(?:Sep(?:tember)?)|(?:Oct(?:ober)?)|(?:Nov(?:ember)?)|(?:Dec(?:ember)?)', + /* century */ C: '\\d\\d', + /* day of month */ d: '0[1-9]|[1-9](?!\\d)|1\\d|2\\d|30|31', + /* hour (24hr) */ H: '\\d(?!\\d)|[0,1]\\d|20|21|22|23', + /* hour (12hr) */ I: '\\d(?!\\d)|0\\d|10|11|12', + /* day of year */ j: '00[1-9]|0?[1-9](?!\\d)|0?[1-9]\\d(?!\\d)|[1,2]\\d\\d|3[0-6]\\d', + /* month */ m: '0[1-9]|[1-9](?!\\d)|10|11|12', + /* minutes */ M: '0\\d|\\d(?!\\d)|[1-5]\\d', + /* whitespace */ n: ' ', + /* AM/PM */ p: 'AM|am|PM|pm|A\\.M\\.|a\\.m\\.|P\\.M\\.|p\\.m\\.', + /* seconds */ S: '0\\d|\\d(?!\\d)|[1-5]\\d|60', + /* week number */ U: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* week number */ W: '0\\d|\\d(?!\\d)|[1-4]\\d|50|51|52|53', + /* weekday number */ w: '[0-6]', + /* 2-digit year */ y: '\\d\\d', + /* 4-digit year */ Y: '\\d\\d\\d\\d', + /* whitespace */ t: ' ', + /* time zone */ z: 'Z|(?:[\\+\\-]\\d\\d:?(?:\\d\\d)?)', + }; + var MONTH_NUMBERS = { + JAN: 0, + FEB: 1, + MAR: 2, + APR: 3, + MAY: 4, + JUN: 5, + JUL: 6, + AUG: 7, + SEP: 8, + OCT: 9, + NOV: 10, + DEC: 11, + }; + var DAY_NUMBERS_SUN_FIRST = { + SUN: 0, + MON: 1, + TUE: 2, + WED: 3, + THU: 4, + FRI: 5, + SAT: 6, + }; + var DAY_NUMBERS_MON_FIRST = { + MON: 0, + TUE: 1, + WED: 2, + THU: 3, + FRI: 4, + SAT: 5, + SUN: 6, + }; + var capture = []; + var pattern_out = pattern + .replace(/%(.)/g, (m, c) => EQUIVALENT_MATCHERS[c] || m) + .replace(/%(.)/g, (_, c) => { + let pat = DATE_PATTERNS[c]; + if (pat) { + capture.push(c); + return `(${pat})`; + } else { + return c; + } + }) + .replace( + // any number of space or tab characters match zero or more spaces + /\s+/g, + '\\s*' + ); + var matches = new RegExp('^' + pattern_out, 'i').exec( + UTF8ToString(buf) + ); + function initDate() { + function fixup(value, min, max) { + return typeof value != 'number' || isNaN(value) + ? min + : value >= min + ? value <= max + ? value + : max + : min; + } + return { + year: fixup(HEAP32[(tm + 20) >> 2] + 1900, 1970, 9999), + month: fixup(HEAP32[(tm + 16) >> 2], 0, 11), + day: fixup(HEAP32[(tm + 12) >> 2], 1, 31), + hour: fixup(HEAP32[(tm + 8) >> 2], 0, 23), + min: fixup(HEAP32[(tm + 4) >> 2], 0, 59), + sec: fixup(HEAP32[tm >> 2], 0, 59), + gmtoff: 0, + }; + } + if (matches) { + var date = initDate(); + var value; + var getMatch = (symbol) => { + var pos = capture.indexOf(symbol); + // check if symbol appears in regexp + if (pos >= 0) { + // return matched value or null (falsy!) for non-matches + return matches[pos + 1]; + } + return; + }; + // seconds + if ((value = getMatch('S'))) { + date.sec = Number(value); + } + // minutes + if ((value = getMatch('M'))) { + date.min = Number(value); + } + // hours + if ((value = getMatch('H'))) { + // 24h clock + date.hour = Number(value); + } else if ((value = getMatch('I'))) { + // AM/PM clock + var hour = Number(value); + if ((value = getMatch('p'))) { + hour += value.toUpperCase()[0] === 'P' ? 12 : 0; + } + date.hour = hour; + } + // year + if ((value = getMatch('Y'))) { + // parse from four-digit year + date.year = Number(value); + } else if ((value = getMatch('y'))) { + // parse from two-digit year... + var year = Number(value); + if ((value = getMatch('C'))) { + // ...and century + year += Number(value) * 100; + } else { + // ...and rule-of-thumb + year += year < 69 ? 2e3 : 1900; + } + date.year = year; + } + // month + if ((value = getMatch('m'))) { + // parse from month number + date.month = Number(value) - 1; + } else if ((value = getMatch('b'))) { + // parse from month name + date.month = + MONTH_NUMBERS[value.substring(0, 3).toUpperCase()] || 0; + } + // day + if ((value = getMatch('d'))) { + // get day of month directly + date.day = Number(value); + } else if ((value = getMatch('j'))) { + // get day of month from day of year ... + var day = Number(value); + var leapYear = isLeapYear(date.year); + for (var month = 0; month < 12; ++month) { + var daysUntilMonth = arraySum( + leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, + month - 1 + ); + if ( + day <= + daysUntilMonth + + (leapYear ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[ + month + ] + ) { + date.day = day - daysUntilMonth; + } + } + } else if ((value = getMatch('a'))) { + // get day of month from weekday ... + var weekDay = value.substring(0, 3).toUpperCase(); + if ((value = getMatch('U'))) { + // ... and week number (Sunday being first day of week) + // Week number of the year (Sunday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Sunday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_SUN_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 0) { + // Jan 1st is a Sunday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Sunday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } else if ((value = getMatch('W'))) { + // ... and week number (Monday being first day of week) + // Week number of the year (Monday as the first day of the week) as a decimal number [00,53]. + // All days in a new year preceding the first Monday are considered to be in week 0. + var weekDayNumber = DAY_NUMBERS_MON_FIRST[weekDay]; + var weekNumber = Number(value); + // January 1st + var janFirst = new Date(date.year, 0, 1); + var endDate; + if (janFirst.getDay() === 1) { + // Jan 1st is a Monday, and, hence in the 1st CW + endDate = addDays( + janFirst, + weekDayNumber + 7 * (weekNumber - 1) + ); + } else { + // Jan 1st is not a Monday, and, hence still in the 0th CW + endDate = addDays( + janFirst, + 7 - + janFirst.getDay() + + 1 + + weekDayNumber + + 7 * (weekNumber - 1) + ); + } + date.day = endDate.getDate(); + date.month = endDate.getMonth(); + } + } + // time zone + if ((value = getMatch('z'))) { + // GMT offset as either 'Z' or +-HH:MM or +-HH or +-HHMM + if (value.toLowerCase() === 'z') { + date.gmtoff = 0; + } else { + var match = value.match(/^((?:\-|\+)\d\d):?(\d\d)?/); + date.gmtoff = match[1] * 3600; + if (match[2]) { + date.gmtoff += + date.gmtoff > 0 ? match[2] * 60 : -match[2] * 60; + } + } + } + /* tm_sec int seconds after the minute 0-61* tm_min int minutes after the hour 0-59 tm_hour int hours since midnight 0-23 @@ -8688,1405 +9663,2386 @@ var _strptime = (buf, format, tm) => { tm_yday int days since January 1 0-365 tm_isdst int Daylight Saving Time flag tm_gmtoff long offset from GMT (seconds) - */ var fullDate = new Date(date.year, date.month, date.day, date.hour, date.min, date.sec, 0); - HEAP32[((tm) >> 2)] = fullDate.getSeconds(); - HEAP32[(((tm) + (4)) >> 2)] = fullDate.getMinutes(); - HEAP32[(((tm) + (8)) >> 2)] = fullDate.getHours(); - HEAP32[(((tm) + (12)) >> 2)] = fullDate.getDate(); - HEAP32[(((tm) + (16)) >> 2)] = fullDate.getMonth(); - HEAP32[(((tm) + (20)) >> 2)] = fullDate.getFullYear() - 1900; - HEAP32[(((tm) + (24)) >> 2)] = fullDate.getDay(); - HEAP32[(((tm) + (28)) >> 2)] = arraySum(isLeapYear(fullDate.getFullYear()) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, fullDate.getMonth() - 1) + fullDate.getDate() - 1; - HEAP32[(((tm) + (32)) >> 2)] = 0; - HEAP32[(((tm) + (36)) >> 2)] = date.gmtoff; - // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F - // TODO: not sure that intArrayFromString handles all unicode characters correctly - return buf + lengthBytesUTF8(matches[0]); - } - return 0; -}; - -_strptime.sig = "pppp"; - -var _swapcontext = () => abort("missing function: ${name}"); - -function _wasm_close(socketd) { - return PHPWASM.shutdownSocket(socketd, 2); -} - -function _wasm_setsockopt(socketd, level, optionName, optionValuePtr, optionLen) { - const optionValue = HEAPU8[optionValuePtr]; - const SOL_SOCKET = 1; - const SO_KEEPALIVE = 9; - const SO_RCVTIMEO = 66; - const SO_SNDTIMEO = 67; - const IPPROTO_TCP = 6; - const TCP_NODELAY = 1; - // Options that we can forward to the WebSocket proxy - const isForwardable = (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || (level === IPPROTO_TCP && optionName === TCP_NODELAY); - // Options that we acknowledge but don't actually implement - // (WebSocket connections handle timeouts differently) - const isIgnorable = level === SOL_SOCKET && (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO); - if (!isForwardable && !isIgnorable) { - console.warn(`Unsupported socket option: ${level}, ${optionName}, ${optionValue}`); - return -1; - } - // For ignorable options, just return success - if (isIgnorable) { - return 0; - } - const ws = PHPWASM.getAllWebSockets(socketd)[0]; - if (!ws) { - return -1; - } - ws.setSocketOpt(level, optionName, optionValuePtr); - return 0; -} - -function _wasm_shutdown(socketd, how) { - return PHPWASM.shutdownSocket(socketd, how); -} - -var Asyncify = { - instrumentWasmImports(imports) { - var importPattern = /^(js_open_process|js_fd_read|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|wasm_recv|wasm_connect|__syscall_fcntl64|js_flock|js_release_file_locks|js_waitpid|invoke_.*|__asyncjs__.*)$/; - for (let [x, original] of Object.entries(imports)) { - if (typeof original == "function") { - let isAsyncifyImport = original.isAsync || importPattern.test(x); - // Wrap async imports with a suspending WebAssembly function. - if (isAsyncifyImport) { - imports[x] = original = new WebAssembly.Suspending(original); - } - } - } - }, - instrumentFunction(original) { - var wrapper = (...args) => original(...args); - wrapper.orig = original; - return wrapper; - }, - instrumentWasmExports(exports) { - var exportPattern = /^(php_wasm_init|wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_pclose|wasm_read|wasm_php_exec|run_cli|wasm_recv|wasm_connect|__wasm_call_ctors|__errno_location|__funcs_on_exit|main|__main_argc_argv)$/; - Asyncify.asyncExports = new Set; - var ret = {}; - for (let [x, original] of Object.entries(exports)) { - if (typeof original == "function") { - // Wrap all exports with a promising WebAssembly function. - let isAsyncifyExport = exportPattern.test(x); - if (isAsyncifyExport) { - Asyncify.asyncExports.add(original); - original = Asyncify.makeAsyncFunction(original); - } - var wrapper = Asyncify.instrumentFunction(original); - ret[x] = wrapper; - } else { - ret[x] = original; - } - } - return ret; - }, - asyncExports: null, - isAsyncExport(func) { - return Asyncify.asyncExports?.has(func); - }, - handleAsync: async startAsync => { - runtimeKeepalivePush(); - try { - return await startAsync(); - } finally { - runtimeKeepalivePop(); - } - }, - handleSleep: startAsync => Asyncify.handleAsync(() => new Promise(startAsync)), - makeAsyncFunction(original) { - return WebAssembly.promising(original); - } -}; - -var getCFunc = ident => { - var func = Module["_" + ident]; - // closure exported function - return func; -}; - -var writeArrayToMemory = (array, buffer) => { - HEAP8.set(array, buffer); -}; - -/** - * @param {string|null=} returnType - * @param {Array=} argTypes - * @param {Array=} args - * @param {Object=} opts - */ var ccall = (ident, returnType, argTypes, args, opts) => { - // For fast lookup of conversion functions - var toC = { - "string": str => { - var ret = 0; - if (str !== null && str !== undefined && str !== 0) { - // null string - ret = stringToUTF8OnStack(str); - } - return ret; - }, - "array": arr => { - var ret = stackAlloc(arr.length); - writeArrayToMemory(arr, ret); - return ret; - } - }; - function convertReturnValue(ret) { - if (returnType === "string") { - return UTF8ToString(ret); - } - if (returnType === "boolean") return Boolean(ret); - return ret; - } - var func = getCFunc(ident); - var cArgs = []; - var stack = 0; - if (args) { - for (var i = 0; i < args.length; i++) { - var converter = toC[argTypes[i]]; - if (converter) { - if (stack === 0) stack = stackSave(); - cArgs[i] = converter(args[i]); - } else { - cArgs[i] = args[i]; - } - } - } - var ret = func(...cArgs); - function onDone(ret) { - if (stack !== 0) stackRestore(stack); - return convertReturnValue(ret); - } - var asyncMode = opts?.async; - if (asyncMode) return ret.then(onDone); - ret = onDone(ret); - return ret; -}; - -var FS_createPath = (...args) => FS.createPath(...args); - -var FS_unlink = (...args) => FS.unlink(...args); - -var FS_createLazyFile = (...args) => FS.createLazyFile(...args); - -var FS_createDevice = (...args) => FS.createDevice(...args); - -var _wasm_recv = function(sockfd, buffer, size, flags) { - return Asyncify.handleSleep(wakeUp => { - const poll = function() { - let newl = ___syscall_recvfrom(sockfd, buffer, size, flags, null, null); - if (newl > 0) { - wakeUp(newl); - } else if (newl === -6) { - setTimeout(poll, 20); - } else { - wakeUp(0); - } - }; - poll(); - }); -}; - -registerWasmPlugin(); - -FS.createPreloadedFile = FS_createPreloadedFile; - -FS.preloadFile = FS_preloadFile; - -FS.staticInit(); - -if (ENVIRONMENT_IS_NODE) { - NODEFS.staticInit(); -} - -PHPWASM.init(); - -// End JS library code -// include: postlibrary.js -// This file is included after the automatically-generated JS library code -// but before the wasm module is created. -{ - // Begin ATMODULES hooks - if (Module["preloadPlugins"]) preloadPlugins = Module["preloadPlugins"]; - if (Module["noExitRuntime"]) noExitRuntime = Module["noExitRuntime"]; - if (Module["print"]) out = Module["print"]; - if (Module["printErr"]) err = Module["printErr"]; - if (Module["dynamicLibraries"]) dynamicLibraries = Module["dynamicLibraries"]; - if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; - // End ATMODULES hooks - if (Module["arguments"]) arguments_ = Module["arguments"]; - if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; -if (Module["quit"]) quit_=Module["quit"]; - if (Module["preInit"]) { - if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; - while (Module["preInit"].length > 0) { - Module["preInit"].shift()(); - } - } -} - -// Begin runtime exports -Module["wasmExports"] = wasmExports; - -Module["addRunDependency"] = addRunDependency; - -Module["removeRunDependency"] = removeRunDependency; - -Module["ccall"] = ccall; - -Module["FS_preloadFile"] = FS_preloadFile; - -Module["FS_unlink"] = FS_unlink; - -Module["FS_createPath"] = FS_createPath; - -Module["FS_createDevice"] = FS_createDevice; - -Module["FS_createDataFile"] = FS_createDataFile; - -Module["FS_createLazyFile"] = FS_createLazyFile; - -Module["PROXYFS"] = PROXYFS; - -// End runtime exports -// Begin JS library exports -Module["UTF8ToString"] = UTF8ToString; - -Module["lengthBytesUTF8"] = lengthBytesUTF8; - -Module["stringToUTF8"] = stringToUTF8; - -Module["FS"] = FS; - -Module["_exit"] = _exit; - -Module["_emscripten_sleep"] = _emscripten_sleep; - -Module["_getaddrinfo"] = _getaddrinfo; - -Module["_wasm_setsockopt"] = _wasm_setsockopt; - -Module["_wasm_recv"] = _wasm_recv; - -// End JS library exports -// end include: postlibrary.js -var ASM_CONSTS = {}; - -function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - if (!command) return 1; - const cmdstr = UTF8ToString(command); - if (!cmdstr.length) return 0; - const modestr = UTF8ToString(mode); - if (!modestr.length) return 0; - if (modestr === "w") { - console.error('popen($cmd, "w") is not implemented yet'); - } - return returnCallback(async wakeUp => { - let cp; - try { - cp = PHPWASM.spawnProcess(cmdstr, []); - if (cp instanceof Promise) { - cp = await cp; - } - } catch (e) { - console.error(e); - if (e.code === "SPAWN_UNSUPPORTED") { - return 1; - } - throw e; - } - const outByteArrays = []; - cp.stdout.on("data", function(data) { - outByteArrays.push(data); - }); - const outputPath = "/tmp/popen_output"; - cp.on("exit", function(exitCode) { - const outBytes = new Uint8Array(outByteArrays.reduce((acc, curr) => acc + curr.length, 0)); - let offset = 0; - for (const byteArray of outByteArrays) { - outBytes.set(byteArray, offset); - offset += byteArray.length; - } - FS.writeFile(outputPath, outBytes); - HEAPU8[exitCodePtr] = exitCode; - wakeUp(allocateUTF8OnStack(outputPath)); - }); - }); - }); -} + */ var fullDate = new Date( + date.year, + date.month, + date.day, + date.hour, + date.min, + date.sec, + 0 + ); + HEAP32[tm >> 2] = fullDate.getSeconds(); + HEAP32[(tm + 4) >> 2] = fullDate.getMinutes(); + HEAP32[(tm + 8) >> 2] = fullDate.getHours(); + HEAP32[(tm + 12) >> 2] = fullDate.getDate(); + HEAP32[(tm + 16) >> 2] = fullDate.getMonth(); + HEAP32[(tm + 20) >> 2] = fullDate.getFullYear() - 1900; + HEAP32[(tm + 24) >> 2] = fullDate.getDay(); + HEAP32[(tm + 28) >> 2] = + arraySum( + isLeapYear(fullDate.getFullYear()) + ? MONTH_DAYS_LEAP + : MONTH_DAYS_REGULAR, + fullDate.getMonth() - 1 + ) + + fullDate.getDate() - + 1; + HEAP32[(tm + 32) >> 2] = 0; + HEAP32[(tm + 36) >> 2] = date.gmtoff; + // we need to convert the matched sequence into an integer array to take care of UTF-8 characters > 0x7F + // TODO: not sure that intArrayFromString handles all unicode characters correctly + return buf + lengthBytesUTF8(matches[0]); + } + return 0; + }; + + _strptime.sig = 'pppp'; + + var _swapcontext = () => abort('missing function: ${name}'); + + function _wasm_close(socketd) { + return PHPWASM.shutdownSocket(socketd, 2); + } -__asyncjs__js_popen_to_file.sig = "iiii"; - -function __asyncjs__wasm_poll_socket(socketd, events, timeout) { - return Asyncify.handleAsync(async () => { - const returnCallback = resolver => new Promise(resolver); - const POLLIN = 1; - const POLLPRI = 2; - const POLLOUT = 4; - const POLLERR = 8; - const POLLHUP = 16; - const POLLNVAL = 32; - return returnCallback(wakeUp => { - const polls = []; - const stream = FS.getStream(socketd); - if (FS.isSocket(stream?.node.mode)) { - const sock = getSocketFromFD(socketd); - if (!sock) { - wakeUp(0); - return; - } - const lookingFor = new Set; - if (events & POLLIN || events & POLLPRI) { - if (sock.server) { - for (const client of sock.pending) { - if ((client.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - } else if ((sock.recv_queue || []).length > 0) { - wakeUp(1); - return; - } - } - const webSockets = PHPWASM.getAllWebSockets(sock); - if (!webSockets.length) { - wakeUp(0); - return; - } - for (const ws of webSockets) { - if (events & POLLIN || events & POLLPRI) { - polls.push(PHPWASM.awaitData(ws)); - lookingFor.add("POLLIN"); - } - if (events & POLLOUT) { - polls.push(PHPWASM.awaitConnection(ws)); - lookingFor.add("POLLOUT"); - } - if (events & POLLHUP || events & POLLIN || events & POLLOUT || events & POLLERR) { - polls.push(PHPWASM.awaitClose(ws)); - lookingFor.add("POLLHUP"); - } - if (events & POLLERR || events & POLLNVAL) { - polls.push(PHPWASM.awaitError(ws)); - lookingFor.add("POLLERR"); - } - } - } else if (stream?.stream_ops?.poll) { - let interrupted = false; - async function poll() { - try { - while (true) { - var mask = POLLNVAL; - mask = SYSCALLS.DEFAULT_POLLMASK; - if (FS.isClosed(stream)) { - return ERRNO_CODES.EBADF; - } - if (stream.stream_ops?.poll) { - mask = stream.stream_ops.poll(stream, -1); - } - mask &= events | POLLERR | POLLHUP; - if (mask) { - return mask; - } - if (interrupted) { - return ERRNO_CODES.ETIMEDOUT; - } - await new Promise(resolve => setTimeout(resolve, 10)); - } - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; - return -e.errno; - } - } - polls.push([ poll(), () => { - interrupted = true; - } ]); - } else { - setTimeout(function() { - wakeUp(1); - }, timeout); - return; - } - if (polls.length === 0) { - console.warn("Unsupported poll event " + events + ", defaulting to setTimeout()."); - setTimeout(function() { - wakeUp(0); - }, timeout); - return; - } - const promises = polls.map(([promise]) => promise); - const clearPolling = () => polls.forEach(([, clear]) => clear()); - let awaken = false; - let timeoutId; - Promise.race(promises).then(function(results) { - if (!awaken) { - awaken = true; - wakeUp(1); - if (timeoutId) { - clearTimeout(timeoutId); - } - clearPolling(); - } - }); - if (timeout !== -1) { - timeoutId = setTimeout(function() { - if (!awaken) { - awaken = true; - wakeUp(0); - clearPolling(); - } - }, timeout); - } - }); - }); -} + function _wasm_setsockopt( + socketd, + level, + optionName, + optionValuePtr, + optionLen + ) { + const optionValue = HEAPU8[optionValuePtr]; + const SOL_SOCKET = 1; + const SO_KEEPALIVE = 9; + const SO_RCVTIMEO = 66; + const SO_SNDTIMEO = 67; + const IPPROTO_TCP = 6; + const TCP_NODELAY = 1; + // Options that we can forward to the WebSocket proxy + const isForwardable = + (level === SOL_SOCKET && optionName === SO_KEEPALIVE) || + (level === IPPROTO_TCP && optionName === TCP_NODELAY); + // Options that we acknowledge but don't actually implement + // (WebSocket connections handle timeouts differently) + const isIgnorable = + level === SOL_SOCKET && + (optionName === SO_RCVTIMEO || optionName === SO_SNDTIMEO); + if (!isForwardable && !isIgnorable) { + console.warn( + `Unsupported socket option: ${level}, ${optionName}, ${optionValue}` + ); + return -1; + } + // For ignorable options, just return success + if (isIgnorable) { + return 0; + } + const ws = PHPWASM.getAllWebSockets(socketd)[0]; + if (!ws) { + return -1; + } + ws.setSocketOpt(level, optionName, optionValuePtr); + return 0; + } -__asyncjs__wasm_poll_socket.sig = "iiii"; - -function js_fd_read(fd, iov, iovcnt, pnum) { - const returnCallback = resolver => new Promise(resolver); - const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; - if (Asyncify?.State?.Normal === undefined || Asyncify?.state === Asyncify?.State?.Normal) { - var stream; - try { - stream = SYSCALLS.getStreamFromFD(fd); - HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); - return 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - throw e; - } - if (e.errno !== ERRNO_CODES.EWOULDBLOCK && e.errno !== ERRNO_CODES.EAGAIN) { - return e.errno; - } - const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; - if (nonBlocking) { - return e.errno; - } - } - } - if (false === pollAsync) { - return ERRNO_CODES.EWOULDBLOCK; - } - return returnCallback(async wakeUp => { - var retries = 0; - var interval = 50; - var timeout = 5e3; - var maxRetries = timeout / interval; - while (true) { - var returnCode; - var stream; - let num; - try { - stream = SYSCALLS.getStreamFromFD(fd); - num = doReadv(stream, iov, iovcnt); - returnCode = 0; - } catch (e) { - if (typeof FS == "undefined" || !(e.name === "ErrnoError")) { - console.error(e); - throw e; - } - returnCode = e.errno; - } - if (returnCode === 0) { - HEAPU32[pnum >> 2] = num; - return wakeUp(0); - } - if (++retries > maxRetries || !stream || FS.isClosed(stream) || returnCode !== ERRNO_CODES.EWOULDBLOCK || ("pipe" in stream.node && stream.node.pipe.refcnt < 2)) { - HEAPU32[pnum >> 2] = num; - return wakeUp(returnCode); - } - await new Promise(resolve => setTimeout(resolve, interval)); - } - }); -} + function _wasm_shutdown(socketd, how) { + return PHPWASM.shutdownSocket(socketd, how); + } -js_fd_read.sig = "iiiii"; - -function __asyncjs__js_module_onMessage(data, response_buffer) { - return Asyncify.handleAsync(async () => { - if (Module["onMessage"]) { - const dataStr = UTF8ToString(data); - return Module["onMessage"](dataStr).then(response => { - const responseBytes = typeof response === "string" ? (new TextEncoder).encode(response) : response; - const responseSize = responseBytes.byteLength; - const responsePtr = _malloc(responseSize + 1); - HEAPU8.set(responseBytes, responsePtr); - HEAPU8[responsePtr + responseSize] = 0; - HEAPU8[response_buffer] = responsePtr; - HEAPU8[response_buffer + 1] = responsePtr >> 8; - HEAPU8[response_buffer + 2] = responsePtr >> 16; - HEAPU8[response_buffer + 3] = responsePtr >> 24; - return responseSize; - }).catch(e => { - console.error(e); - return -1; - }); - } - }); -} + var Asyncify = { + instrumentWasmImports(imports) { + var importPattern = + /^(js_open_process|js_fd_read|js_waitpid|js_process_status|js_create_input_device|wasm_setsockopt|wasm_shutdown|wasm_close|wasm_recv|wasm_connect|__syscall_fcntl64|js_flock|js_release_file_locks|js_waitpid|invoke_.*|__asyncjs__.*)$/; + for (let [x, original] of Object.entries(imports)) { + if (typeof original == 'function') { + let isAsyncifyImport = + original.isAsync || importPattern.test(x); + // Wrap async imports with a suspending WebAssembly function. + if (isAsyncifyImport) { + imports[x] = original = new WebAssembly.Suspending( + original + ); + } + } + } + }, + instrumentFunction(original) { + var wrapper = (...args) => original(...args); + wrapper.orig = original; + return wrapper; + }, + instrumentWasmExports(exports) { + var exportPattern = + /^(php_wasm_init|wasm_sleep|wasm_read|emscripten_sleep|wasm_sapi_handle_request|wasm_sapi_request_shutdown|wasm_poll_socket|wrap_select|__wrap_select|select|php_pollfd_for|fflush|wasm_popen|wasm_pclose|__wrap_popen|__wrap_pclose|wasm_read|wasm_php_exec|run_cli|wasm_recv|wasm_connect|__wasm_call_ctors|__errno_location|__funcs_on_exit|main|__main_argc_argv)$/; + Asyncify.asyncExports = new Set(); + var ret = {}; + for (let [x, original] of Object.entries(exports)) { + if (typeof original == 'function') { + // Wrap all exports with a promising WebAssembly function. + let isAsyncifyExport = exportPattern.test(x); + if (isAsyncifyExport) { + Asyncify.asyncExports.add(original); + original = Asyncify.makeAsyncFunction(original); + } + var wrapper = Asyncify.instrumentFunction(original); + ret[x] = wrapper; + } else { + ret[x] = original; + } + } + return ret; + }, + asyncExports: null, + isAsyncExport(func) { + return Asyncify.asyncExports?.has(func); + }, + handleAsync: async (startAsync) => { + runtimeKeepalivePush(); + try { + return await startAsync(); + } finally { + runtimeKeepalivePop(); + } + }, + handleSleep: (startAsync) => + Asyncify.handleAsync(() => new Promise(startAsync)), + makeAsyncFunction(original) { + return WebAssembly.promising(original); + }, + }; + + var getCFunc = (ident) => { + var func = Module['_' + ident]; + // closure exported function + return func; + }; + + var writeArrayToMemory = (array, buffer) => { + HEAP8.set(array, buffer); + }; + + /** + * @param {string|null=} returnType + * @param {Array=} argTypes + * @param {Array=} args + * @param {Object=} opts + */ var ccall = (ident, returnType, argTypes, args, opts) => { + // For fast lookup of conversion functions + var toC = { + string: (str) => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + // null string + ret = stringToUTF8OnStack(str); + } + return ret; + }, + array: (arr) => { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + }, + }; + function convertReturnValue(ret) { + if (returnType === 'string') { + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func(...cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + var asyncMode = opts?.async; + if (asyncMode) return ret.then(onDone); + ret = onDone(ret); + return ret; + }; + + var FS_createPath = (...args) => FS.createPath(...args); + + var FS_unlink = (...args) => FS.unlink(...args); + + var FS_createLazyFile = (...args) => FS.createLazyFile(...args); + + var FS_createDevice = (...args) => FS.createDevice(...args); + + var _wasm_recv = function (sockfd, buffer, size, flags) { + return Asyncify.handleSleep((wakeUp) => { + const poll = function () { + let newl = ___syscall_recvfrom( + sockfd, + buffer, + size, + flags, + null, + null + ); + if (newl > 0) { + wakeUp(newl); + } else if (newl === -6) { + setTimeout(poll, 20); + } else { + wakeUp(0); + } + }; + poll(); + }); + }; + + registerWasmPlugin(); + + FS.createPreloadedFile = FS_createPreloadedFile; + + FS.preloadFile = FS_preloadFile; + + FS.staticInit(); + + if (ENVIRONMENT_IS_NODE) { + NODEFS.staticInit(); + } -__asyncjs__js_module_onMessage.sig = "iii"; - -// Imports from the Wasm binary. -var _php_date_get_date_ce, _php_date_get_interface_ce, _php_date_get_timezone_ce, _get_timezone_info, _php_hash_fetch_ops, _php_random_bytes, _php_combined_lcg, _php_mt_rand_range, _php_get_nan, _php_get_inf, _php_setcookie, _php_escape_html_entities, _php_info_print_table_header, _php_info_print_table_row, _php_info_print_table_start, _php_info_print_table_end, _php_info_print_table_colspan_header, _PHP_MD5Final, _PHP_MD5InitArgs, _PHP_MD5Update, _php_str_to_str, _php_addcslashes_str, _php_addcslashes, _php_var_unserialize_init, _php_var_unserialize_destroy, _php_var_unserialize, _php_var_serialize, _php_var_serialize_init, _php_var_serialize_destroy, _php_printf, _php_get_module_initialized, _php_log_err_with_severity, _php_error_docref, _php_socket_strerror, _php_output_write, _display_ini_entries, _sapi_header_op, _ap_php_slprintf, _ap_php_snprintf, _ap_php_vsnprintf, __php_stream_cast, __php_stream_free, __php_stream_read, __php_stream_eof, __php_stream_set_option, __php_stream_write, __php_stream_getc, __php_stream_get_line, __php_stream_seek, __php_stream_open_wrapper_ex, _php_stream_context_alloc, _php_stream_context_set_option, __php_stream_xport_create, __emalloc_16, __emalloc_24, __emalloc_32, __emalloc_40, __emalloc_48, __emalloc_56, __emalloc_80, __emalloc_96, __emalloc_128, __emalloc_160, __emalloc_192, __emalloc_320, __emalloc_1280, __efree_56, __emalloc, __efree, __erealloc, __safe_emalloc, ___zend_malloc, __safe_erealloc, ___zend_realloc, __ecalloc, __estrdup, __estrndup, _zend_set_memory_limit, _zend_memory_usage, _zend_memory_peak_usage, ___zend_calloc, _zend_get_parameters_array_ex, _zend_wrong_param_count, _zend_zval_value_name, _zend_zval_type_name, _zend_wrong_parameters_none_error, _zend_wrong_parameters_count_error, _zend_wrong_parameter_error, _zend_argument_type_error, _zend_argument_value_error, _zend_argument_error, _zend_argument_must_not_be_empty_error, _zend_parse_arg_bool_slow, _zend_flf_parse_arg_bool_slow, _zend_parse_arg_long_slow, _zend_flf_parse_arg_long_slow, _zend_parse_arg_double_slow, _zend_parse_arg_str_slow, _zend_flf_parse_arg_str_slow, _zend_parse_arg_str_or_long_slow, _zend_release_fcall_info_cache, _zend_parse_parameters, _zend_parse_method_parameters, _object_properties_init, _object_init_ex, _add_assoc_long_ex, _add_assoc_null_ex, _add_assoc_bool_ex, _add_assoc_double_ex, _add_assoc_str_ex, _add_assoc_string_ex, _add_assoc_stringl_ex, _add_assoc_zval_ex, _add_index_long, _add_index_null, _add_index_string, _add_index_stringl, _add_next_index_long, _add_next_index_null, _add_next_index_bool, _add_next_index_double, _add_next_index_str, _add_next_index_string, _add_next_index_stringl, _zend_startup_module, _zend_register_internal_class_ex, _zend_register_internal_class_with_flags, _zend_class_implements, _zend_is_callable_ex, _zend_fcall_info_init, _zend_get_module_version, _zend_declare_typed_property, _zend_try_assign_typed_ref_bool, _zend_try_assign_typed_ref_long, _zend_try_assign_typed_ref_str, _zend_try_assign_typed_ref_arr, _zend_declare_typed_class_constant, _zend_declare_class_constant_ex, _zend_declare_class_constant_long, _zend_declare_class_constant_bool, _zend_update_property, _zend_read_property_ex, _zend_read_property, _zend_replace_error_handling, _zend_restore_error_handling, _zend_get_parameter_attribute_str, _zend_add_attribute, _zend_get_closure_method_def, _zend_type_to_string, _zend_unmangle_property_name_ex, _zend_is_auto_global_str, _zend_get_compiled_variable_name, _zend_register_long_constant, _zend_register_string_constant, _zend_get_constant_str, _zend_get_exception_base, _zend_is_unwind_exit, _zend_is_graceful_exit, _zend_clear_exception, _zend_throw_exception, _zend_throw_exception_ex, _zend_throw_error_exception, _get_active_class_name, _get_active_function_name, _zend_get_executed_filename, _zend_get_executed_filename_ex, _zend_get_executed_lineno, __call_user_function_impl, _zend_call_function, _zend_call_known_function, _zend_call_known_instance_method_with_2_params, _zend_eval_string, _zend_set_timeout, _zend_unset_timeout, _zend_fetch_class, _zend_rebuild_symbol_table, _zend_get_zval_ptr, _zend_set_user_opcode_handler, _zend_get_user_opcode_handler, _zend_get_resource_handle, _gc_enabled, _gc_possible_root, _zend_gc_get_status, _zend_get_gc_buffer_create, _zend_get_gc_buffer_grow, _zend_hash_str_find, __zend_hash_init, __zend_new_array_0, __zend_new_array, _zend_array_dup, _zend_hash_add, _zend_hash_update, _zend_hash_str_update, _zend_hash_index_add_empty_element, _zend_hash_add_empty_element, _zend_hash_str_add_empty_element, _zend_hash_next_index_insert, _zend_hash_next_index_insert_new, _zend_hash_index_update, _zend_hash_del, _zend_hash_str_del, _zend_hash_index_del, _zend_hash_destroy, _zend_array_destroy, _zend_hash_clean, _zend_hash_apply, _zend_hash_apply_with_arguments, _zend_hash_copy, _zend_array_to_list, _zend_hash_find, _zend_hash_index_find, _zend_hash_internal_pointer_reset_ex, _zend_hash_move_forward_ex, _zend_hash_get_current_key_ex, _zend_hash_get_current_key_type_ex, _zend_hash_get_current_data_ex, _zend_hash_sort_ex, __zend_handle_numeric_str_ex, _zend_html_puts, _zend_register_ini_entries_ex, _zend_unregister_ini_entries_ex, _zend_alter_ini_entry, _zend_ini_long, _zend_ini_string_ex, _zend_ini_string, _zend_ini_boolean_displayer_cb, _display_link_numbers, _OnUpdateBool, _OnUpdateLong, _OnUpdateLongGEZero, _OnUpdateReal, _OnUpdateString, _OnUpdateStringUnempty, _zend_call_method, _zend_create_internal_iterator_zval, _zend_iterator_init, _zend_register_list_destructors_ex, _zend_rsrc_list_get_rsrc_type, _zend_register_persistent_resource, _zend_llist_init, _zend_llist_add_element, _zend_llist_prepend_element, _zend_llist_destroy, _zend_llist_remove_tail, _zend_llist_count, _zend_llist_get_first_ex, _zend_llist_get_last_ex, _zend_llist_get_next_ex, _zend_std_get_properties, _zend_get_properties_no_lazy_init, _zend_get_property_info, _zend_class_init_statics, _zend_std_compare_objects, _zend_get_properties_for, _zend_objects_store_mark_destructed, _zend_objects_store_del, _zend_object_std_init, _zend_object_std_dtor, _zend_objects_clone_members, _zend_observer_fcall_register, _zend_observer_fiber_switch_register, __is_numeric_string_ex, _zval_try_get_long, _convert_to_long, _zval_get_long_func, _convert_to_double, __convert_to_string, __try_convert_to_string, _zval_get_double_func, _zval_get_string_func, _zend_is_true, _zend_binary_strcasecmp, _numeric_compare_function, _compare_function, _instanceof_function_slow, _zend_str_tolower, _zend_memnstr_ex, _smart_str_erealloc, __smart_string_alloc, _zend_sort, _zend_strtod, _zend_freedtoa, _zend_dtoa, _rc_dtor_func, _zval_ptr_dtor, _zval_add_ref, _virtual_file_ex, _tsrm_realpath, _zend_vspprintf, _zend_spprintf, _zend_strpprintf, __zend_bailout, _zend_error, _zend_error_noreturn, _zend_throw_error, _zend_illegal_container_offset, _zend_argument_count_error, _zend_value_error, _strtoll, _strlen, _munmap, _fiprintf, _abort, _free, _memcmp, _malloc, _snprintf, _strchr, _clock_gettime, _dlopen, _dlsym, _dlclose, _strcmp, _getenv, ___wasm_setjmp, ___wasm_setjmp_test, ___wasm_longjmp, _atoi, ___errno_location, _strtoull, _strrchr, _realloc, _strcasecmp, _memchr, _fwrite, _strncmp, _iscntrl, _isxdigit, _tolower, _strtok_r, _strncasecmp, _fileno, _isatty, _fread, _fclose, _strtoul, _strstr, _strpbrk, _strdup, _write, _close, _stat, _gettimeofday, _time, _toupper, _iprintf, _puts, _putchar, _fopen, _getcwd, _open, _strncpy, _siprintf, _localtime_r, _strtol, _pow, _strtod, _strftime, _round, _sin, _cos, _atan2, _acos, _tan, _asin, _atan, _log, _log2, _fmod, _ispunct, _setlocale, _strerror, _read, _wasm_popen, _wasm_php_exec, _socket, _gai_strerror, _freeaddrinfo, _fcntl, _connect, _strerror_r, _php_pollfd_for, _getsockopt, _htons, _ntohs, _getpeername, _getsockname, _htonl, _send, _shutdown, _strcpy, _strcat, _wasm_pclose, _tzset, _ntohl, _wasm_sleep, _fputs, _atoll, _isdigit, _isgraph, _isspace, _fflush, _calloc, _expf, _lseek, _fputc, ___small_fprintf, _qsort, _vfprintf, _mmap, _flock, _fgets, _initgroups, _atol, _wasm_read, _feof, _strncat, ___ctype_get_mb_cur_max, ___wrap_usleep, _poll, ___wrap_select, _wasm_set_sapi_name, _wasm_set_phpini_path, _wasm_add_cli_arg, _run_cli, _wasm_add_SERVER_entry, _wasm_add_ENV_entry, _wasm_set_query_string, _wasm_set_path_translated, _wasm_set_skip_shebang, _wasm_set_request_uri, _wasm_set_request_method, _wasm_set_request_host, _wasm_set_content_type, _wasm_set_request_body, _wasm_set_content_length, _wasm_set_cookies, _wasm_set_request_port, _wasm_sapi_request_shutdown, _wasm_sapi_handle_request, _php_wasm_init, _wasm_free, _wasm_get_end_offset, ___wrap_getpid, _wasm_trace, _srandom, _random, _vsnprintf, _pthread_mutex_init, _pthread_mutex_destroy, _pthread_mutex_lock, _pthread_mutex_unlock, _srand, _rand, _rewind, _modf, _atof, _gmtime, _pthread_cond_init, _pthread_cond_destroy, _pthread_cond_broadcast, ___extenddftf2, ___letf2, ___floatunditf, _div, ___funcs_on_exit, ___cxa_atexit, ___dl_seterr, __emscripten_find_dylib, _freopen, _pthread_cond_timedwait, _mbstowcs, _emscripten_builtin_memalign, __emscripten_timeout, _strtok, _tanhf, _wcstombs, _emscripten_get_sbrk_ptr, ___trap, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current, __ZNSt3__211__call_onceERVmPvPFvS2_E, __ZNSt3__218condition_variable10notify_allEv, __ZNSt3__25mutex4lockEv, __ZNSt3__25mutex6unlockEv, ___cxa_bad_typeid, ___cxa_allocate_exception, ___cxa_throw, ___cxa_pure_virtual, ___dynamic_cast, __ZNSt20bad_array_new_lengthD1Ev, __ZNSt12length_errorD1Ev, _sendmsg, memory, ___stack_pointer, __indirect_function_table, ___c_longjmp, wasmTable, wasmMemory; - -function assignWasmExports(wasmExports) { - _php_date_get_date_ce = Module["_php_date_get_date_ce"] = wasmExports["php_date_get_date_ce"]; - _php_date_get_interface_ce = Module["_php_date_get_interface_ce"] = wasmExports["php_date_get_interface_ce"]; - _php_date_get_timezone_ce = Module["_php_date_get_timezone_ce"] = wasmExports["php_date_get_timezone_ce"]; - _get_timezone_info = Module["_get_timezone_info"] = wasmExports["get_timezone_info"]; - _php_hash_fetch_ops = Module["_php_hash_fetch_ops"] = wasmExports["php_hash_fetch_ops"]; - _php_random_bytes = Module["_php_random_bytes"] = wasmExports["php_random_bytes"]; - _php_combined_lcg = Module["_php_combined_lcg"] = wasmExports["php_combined_lcg"]; - _php_mt_rand_range = Module["_php_mt_rand_range"] = wasmExports["php_mt_rand_range"]; - _php_get_nan = Module["_php_get_nan"] = wasmExports["php_get_nan"]; - _php_get_inf = Module["_php_get_inf"] = wasmExports["php_get_inf"]; - _php_setcookie = Module["_php_setcookie"] = wasmExports["php_setcookie"]; - _php_escape_html_entities = Module["_php_escape_html_entities"] = wasmExports["php_escape_html_entities"]; - _php_info_print_table_header = Module["_php_info_print_table_header"] = wasmExports["php_info_print_table_header"]; - _php_info_print_table_row = Module["_php_info_print_table_row"] = wasmExports["php_info_print_table_row"]; - _php_info_print_table_start = Module["_php_info_print_table_start"] = wasmExports["php_info_print_table_start"]; - _php_info_print_table_end = Module["_php_info_print_table_end"] = wasmExports["php_info_print_table_end"]; - _php_info_print_table_colspan_header = Module["_php_info_print_table_colspan_header"] = wasmExports["php_info_print_table_colspan_header"]; - _PHP_MD5Final = Module["_PHP_MD5Final"] = wasmExports["PHP_MD5Final"]; - _PHP_MD5InitArgs = Module["_PHP_MD5InitArgs"] = wasmExports["PHP_MD5InitArgs"]; - _PHP_MD5Update = Module["_PHP_MD5Update"] = wasmExports["PHP_MD5Update"]; - _php_str_to_str = Module["_php_str_to_str"] = wasmExports["php_str_to_str"]; - _php_addcslashes_str = Module["_php_addcslashes_str"] = wasmExports["php_addcslashes_str"]; - _php_addcslashes = Module["_php_addcslashes"] = wasmExports["php_addcslashes"]; - _php_var_unserialize_init = Module["_php_var_unserialize_init"] = wasmExports["php_var_unserialize_init"]; - _php_var_unserialize_destroy = Module["_php_var_unserialize_destroy"] = wasmExports["php_var_unserialize_destroy"]; - _php_var_unserialize = Module["_php_var_unserialize"] = wasmExports["php_var_unserialize"]; - _php_var_serialize = Module["_php_var_serialize"] = wasmExports["php_var_serialize"]; - _php_var_serialize_init = Module["_php_var_serialize_init"] = wasmExports["php_var_serialize_init"]; - _php_var_serialize_destroy = Module["_php_var_serialize_destroy"] = wasmExports["php_var_serialize_destroy"]; - _php_printf = Module["_php_printf"] = wasmExports["php_printf"]; - _php_get_module_initialized = Module["_php_get_module_initialized"] = wasmExports["php_get_module_initialized"]; - _php_log_err_with_severity = Module["_php_log_err_with_severity"] = wasmExports["php_log_err_with_severity"]; - _php_error_docref = Module["_php_error_docref"] = wasmExports["php_error_docref"]; - _php_socket_strerror = Module["_php_socket_strerror"] = wasmExports["php_socket_strerror"]; - _php_output_write = Module["_php_output_write"] = wasmExports["php_output_write"]; - _display_ini_entries = Module["_display_ini_entries"] = wasmExports["display_ini_entries"]; - _sapi_header_op = Module["_sapi_header_op"] = wasmExports["sapi_header_op"]; - _ap_php_slprintf = Module["_ap_php_slprintf"] = wasmExports["ap_php_slprintf"]; - _ap_php_snprintf = Module["_ap_php_snprintf"] = wasmExports["ap_php_snprintf"]; - _ap_php_vsnprintf = Module["_ap_php_vsnprintf"] = wasmExports["ap_php_vsnprintf"]; - __php_stream_cast = Module["__php_stream_cast"] = wasmExports["_php_stream_cast"]; - __php_stream_free = Module["__php_stream_free"] = wasmExports["_php_stream_free"]; - __php_stream_read = Module["__php_stream_read"] = wasmExports["_php_stream_read"]; - __php_stream_eof = Module["__php_stream_eof"] = wasmExports["_php_stream_eof"]; - __php_stream_set_option = Module["__php_stream_set_option"] = wasmExports["_php_stream_set_option"]; - __php_stream_write = Module["__php_stream_write"] = wasmExports["_php_stream_write"]; - __php_stream_getc = Module["__php_stream_getc"] = wasmExports["_php_stream_getc"]; - __php_stream_get_line = Module["__php_stream_get_line"] = wasmExports["_php_stream_get_line"]; - __php_stream_seek = Module["__php_stream_seek"] = wasmExports["_php_stream_seek"]; - __php_stream_open_wrapper_ex = Module["__php_stream_open_wrapper_ex"] = wasmExports["_php_stream_open_wrapper_ex"]; - _php_stream_context_alloc = Module["_php_stream_context_alloc"] = wasmExports["php_stream_context_alloc"]; - _php_stream_context_set_option = Module["_php_stream_context_set_option"] = wasmExports["php_stream_context_set_option"]; - __php_stream_xport_create = Module["__php_stream_xport_create"] = wasmExports["_php_stream_xport_create"]; - __emalloc_16 = Module["__emalloc_16"] = wasmExports["_emalloc_16"]; - __emalloc_24 = Module["__emalloc_24"] = wasmExports["_emalloc_24"]; - __emalloc_32 = Module["__emalloc_32"] = wasmExports["_emalloc_32"]; - __emalloc_40 = Module["__emalloc_40"] = wasmExports["_emalloc_40"]; - __emalloc_48 = Module["__emalloc_48"] = wasmExports["_emalloc_48"]; - __emalloc_56 = Module["__emalloc_56"] = wasmExports["_emalloc_56"]; - __emalloc_80 = Module["__emalloc_80"] = wasmExports["_emalloc_80"]; - __emalloc_96 = Module["__emalloc_96"] = wasmExports["_emalloc_96"]; - __emalloc_128 = Module["__emalloc_128"] = wasmExports["_emalloc_128"]; - __emalloc_160 = Module["__emalloc_160"] = wasmExports["_emalloc_160"]; - __emalloc_192 = Module["__emalloc_192"] = wasmExports["_emalloc_192"]; - __emalloc_320 = Module["__emalloc_320"] = wasmExports["_emalloc_320"]; - __emalloc_1280 = Module["__emalloc_1280"] = wasmExports["_emalloc_1280"]; - __efree_56 = Module["__efree_56"] = wasmExports["_efree_56"]; - __emalloc = Module["__emalloc"] = wasmExports["_emalloc"]; - __efree = Module["__efree"] = wasmExports["_efree"]; - __erealloc = Module["__erealloc"] = wasmExports["_erealloc"]; - __safe_emalloc = Module["__safe_emalloc"] = wasmExports["_safe_emalloc"]; - ___zend_malloc = Module["___zend_malloc"] = wasmExports["__zend_malloc"]; - __safe_erealloc = Module["__safe_erealloc"] = wasmExports["_safe_erealloc"]; - ___zend_realloc = Module["___zend_realloc"] = wasmExports["__zend_realloc"]; - __ecalloc = Module["__ecalloc"] = wasmExports["_ecalloc"]; - __estrdup = Module["__estrdup"] = wasmExports["_estrdup"]; - __estrndup = Module["__estrndup"] = wasmExports["_estrndup"]; - _zend_set_memory_limit = Module["_zend_set_memory_limit"] = wasmExports["zend_set_memory_limit"]; - _zend_memory_usage = Module["_zend_memory_usage"] = wasmExports["zend_memory_usage"]; - _zend_memory_peak_usage = Module["_zend_memory_peak_usage"] = wasmExports["zend_memory_peak_usage"]; - ___zend_calloc = Module["___zend_calloc"] = wasmExports["__zend_calloc"]; - _zend_get_parameters_array_ex = Module["_zend_get_parameters_array_ex"] = wasmExports["zend_get_parameters_array_ex"]; - _zend_wrong_param_count = Module["_zend_wrong_param_count"] = wasmExports["zend_wrong_param_count"]; - _zend_zval_value_name = Module["_zend_zval_value_name"] = wasmExports["zend_zval_value_name"]; - _zend_zval_type_name = Module["_zend_zval_type_name"] = wasmExports["zend_zval_type_name"]; - _zend_wrong_parameters_none_error = Module["_zend_wrong_parameters_none_error"] = wasmExports["zend_wrong_parameters_none_error"]; - _zend_wrong_parameters_count_error = Module["_zend_wrong_parameters_count_error"] = wasmExports["zend_wrong_parameters_count_error"]; - _zend_wrong_parameter_error = Module["_zend_wrong_parameter_error"] = wasmExports["zend_wrong_parameter_error"]; - _zend_argument_type_error = Module["_zend_argument_type_error"] = wasmExports["zend_argument_type_error"]; - _zend_argument_value_error = Module["_zend_argument_value_error"] = wasmExports["zend_argument_value_error"]; - _zend_argument_error = Module["_zend_argument_error"] = wasmExports["zend_argument_error"]; - _zend_argument_must_not_be_empty_error = Module["_zend_argument_must_not_be_empty_error"] = wasmExports["zend_argument_must_not_be_empty_error"]; - _zend_parse_arg_bool_slow = Module["_zend_parse_arg_bool_slow"] = wasmExports["zend_parse_arg_bool_slow"]; - _zend_flf_parse_arg_bool_slow = Module["_zend_flf_parse_arg_bool_slow"] = wasmExports["zend_flf_parse_arg_bool_slow"]; - _zend_parse_arg_long_slow = Module["_zend_parse_arg_long_slow"] = wasmExports["zend_parse_arg_long_slow"]; - _zend_flf_parse_arg_long_slow = Module["_zend_flf_parse_arg_long_slow"] = wasmExports["zend_flf_parse_arg_long_slow"]; - _zend_parse_arg_double_slow = Module["_zend_parse_arg_double_slow"] = wasmExports["zend_parse_arg_double_slow"]; - _zend_parse_arg_str_slow = Module["_zend_parse_arg_str_slow"] = wasmExports["zend_parse_arg_str_slow"]; - _zend_flf_parse_arg_str_slow = Module["_zend_flf_parse_arg_str_slow"] = wasmExports["zend_flf_parse_arg_str_slow"]; - _zend_parse_arg_str_or_long_slow = Module["_zend_parse_arg_str_or_long_slow"] = wasmExports["zend_parse_arg_str_or_long_slow"]; - _zend_release_fcall_info_cache = Module["_zend_release_fcall_info_cache"] = wasmExports["zend_release_fcall_info_cache"]; - _zend_parse_parameters = Module["_zend_parse_parameters"] = wasmExports["zend_parse_parameters"]; - _zend_parse_method_parameters = Module["_zend_parse_method_parameters"] = wasmExports["zend_parse_method_parameters"]; - _object_properties_init = Module["_object_properties_init"] = wasmExports["object_properties_init"]; - _object_init_ex = Module["_object_init_ex"] = wasmExports["object_init_ex"]; - _add_assoc_long_ex = Module["_add_assoc_long_ex"] = wasmExports["add_assoc_long_ex"]; - _add_assoc_null_ex = Module["_add_assoc_null_ex"] = wasmExports["add_assoc_null_ex"]; - _add_assoc_bool_ex = Module["_add_assoc_bool_ex"] = wasmExports["add_assoc_bool_ex"]; - _add_assoc_double_ex = Module["_add_assoc_double_ex"] = wasmExports["add_assoc_double_ex"]; - _add_assoc_str_ex = Module["_add_assoc_str_ex"] = wasmExports["add_assoc_str_ex"]; - _add_assoc_string_ex = Module["_add_assoc_string_ex"] = wasmExports["add_assoc_string_ex"]; - _add_assoc_stringl_ex = Module["_add_assoc_stringl_ex"] = wasmExports["add_assoc_stringl_ex"]; - _add_assoc_zval_ex = Module["_add_assoc_zval_ex"] = wasmExports["add_assoc_zval_ex"]; - _add_index_long = Module["_add_index_long"] = wasmExports["add_index_long"]; - _add_index_null = Module["_add_index_null"] = wasmExports["add_index_null"]; - _add_index_string = Module["_add_index_string"] = wasmExports["add_index_string"]; - _add_index_stringl = Module["_add_index_stringl"] = wasmExports["add_index_stringl"]; - _add_next_index_long = Module["_add_next_index_long"] = wasmExports["add_next_index_long"]; - _add_next_index_null = Module["_add_next_index_null"] = wasmExports["add_next_index_null"]; - _add_next_index_bool = Module["_add_next_index_bool"] = wasmExports["add_next_index_bool"]; - _add_next_index_double = Module["_add_next_index_double"] = wasmExports["add_next_index_double"]; - _add_next_index_str = Module["_add_next_index_str"] = wasmExports["add_next_index_str"]; - _add_next_index_string = Module["_add_next_index_string"] = wasmExports["add_next_index_string"]; - _add_next_index_stringl = Module["_add_next_index_stringl"] = wasmExports["add_next_index_stringl"]; - _zend_startup_module = Module["_zend_startup_module"] = wasmExports["zend_startup_module"]; - _zend_register_internal_class_ex = Module["_zend_register_internal_class_ex"] = wasmExports["zend_register_internal_class_ex"]; - _zend_register_internal_class_with_flags = Module["_zend_register_internal_class_with_flags"] = wasmExports["zend_register_internal_class_with_flags"]; - _zend_class_implements = Module["_zend_class_implements"] = wasmExports["zend_class_implements"]; - _zend_is_callable_ex = Module["_zend_is_callable_ex"] = wasmExports["zend_is_callable_ex"]; - _zend_fcall_info_init = Module["_zend_fcall_info_init"] = wasmExports["zend_fcall_info_init"]; - _zend_get_module_version = Module["_zend_get_module_version"] = wasmExports["zend_get_module_version"]; - _zend_declare_typed_property = Module["_zend_declare_typed_property"] = wasmExports["zend_declare_typed_property"]; - _zend_try_assign_typed_ref_bool = Module["_zend_try_assign_typed_ref_bool"] = wasmExports["zend_try_assign_typed_ref_bool"]; - _zend_try_assign_typed_ref_long = Module["_zend_try_assign_typed_ref_long"] = wasmExports["zend_try_assign_typed_ref_long"]; - _zend_try_assign_typed_ref_str = Module["_zend_try_assign_typed_ref_str"] = wasmExports["zend_try_assign_typed_ref_str"]; - _zend_try_assign_typed_ref_arr = Module["_zend_try_assign_typed_ref_arr"] = wasmExports["zend_try_assign_typed_ref_arr"]; - _zend_declare_typed_class_constant = Module["_zend_declare_typed_class_constant"] = wasmExports["zend_declare_typed_class_constant"]; - _zend_declare_class_constant_ex = Module["_zend_declare_class_constant_ex"] = wasmExports["zend_declare_class_constant_ex"]; - _zend_declare_class_constant_long = Module["_zend_declare_class_constant_long"] = wasmExports["zend_declare_class_constant_long"]; - _zend_declare_class_constant_bool = Module["_zend_declare_class_constant_bool"] = wasmExports["zend_declare_class_constant_bool"]; - _zend_update_property = Module["_zend_update_property"] = wasmExports["zend_update_property"]; - _zend_read_property_ex = Module["_zend_read_property_ex"] = wasmExports["zend_read_property_ex"]; - _zend_read_property = Module["_zend_read_property"] = wasmExports["zend_read_property"]; - _zend_replace_error_handling = Module["_zend_replace_error_handling"] = wasmExports["zend_replace_error_handling"]; - _zend_restore_error_handling = Module["_zend_restore_error_handling"] = wasmExports["zend_restore_error_handling"]; - _zend_get_parameter_attribute_str = Module["_zend_get_parameter_attribute_str"] = wasmExports["zend_get_parameter_attribute_str"]; - _zend_add_attribute = Module["_zend_add_attribute"] = wasmExports["zend_add_attribute"]; - _zend_get_closure_method_def = Module["_zend_get_closure_method_def"] = wasmExports["zend_get_closure_method_def"]; - _zend_type_to_string = Module["_zend_type_to_string"] = wasmExports["zend_type_to_string"]; - _zend_unmangle_property_name_ex = Module["_zend_unmangle_property_name_ex"] = wasmExports["zend_unmangle_property_name_ex"]; - _zend_is_auto_global_str = Module["_zend_is_auto_global_str"] = wasmExports["zend_is_auto_global_str"]; - _zend_get_compiled_variable_name = Module["_zend_get_compiled_variable_name"] = wasmExports["zend_get_compiled_variable_name"]; - _zend_register_long_constant = Module["_zend_register_long_constant"] = wasmExports["zend_register_long_constant"]; - _zend_register_string_constant = Module["_zend_register_string_constant"] = wasmExports["zend_register_string_constant"]; - _zend_get_constant_str = Module["_zend_get_constant_str"] = wasmExports["zend_get_constant_str"]; - _zend_get_exception_base = Module["_zend_get_exception_base"] = wasmExports["zend_get_exception_base"]; - _zend_is_unwind_exit = Module["_zend_is_unwind_exit"] = wasmExports["zend_is_unwind_exit"]; - _zend_is_graceful_exit = Module["_zend_is_graceful_exit"] = wasmExports["zend_is_graceful_exit"]; - _zend_clear_exception = Module["_zend_clear_exception"] = wasmExports["zend_clear_exception"]; - _zend_throw_exception = Module["_zend_throw_exception"] = wasmExports["zend_throw_exception"]; - _zend_throw_exception_ex = Module["_zend_throw_exception_ex"] = wasmExports["zend_throw_exception_ex"]; - _zend_throw_error_exception = Module["_zend_throw_error_exception"] = wasmExports["zend_throw_error_exception"]; - _get_active_class_name = Module["_get_active_class_name"] = wasmExports["get_active_class_name"]; - _get_active_function_name = Module["_get_active_function_name"] = wasmExports["get_active_function_name"]; - _zend_get_executed_filename = Module["_zend_get_executed_filename"] = wasmExports["zend_get_executed_filename"]; - _zend_get_executed_filename_ex = Module["_zend_get_executed_filename_ex"] = wasmExports["zend_get_executed_filename_ex"]; - _zend_get_executed_lineno = Module["_zend_get_executed_lineno"] = wasmExports["zend_get_executed_lineno"]; - __call_user_function_impl = Module["__call_user_function_impl"] = wasmExports["_call_user_function_impl"]; - _zend_call_function = Module["_zend_call_function"] = wasmExports["zend_call_function"]; - _zend_call_known_function = Module["_zend_call_known_function"] = wasmExports["zend_call_known_function"]; - _zend_call_known_instance_method_with_2_params = Module["_zend_call_known_instance_method_with_2_params"] = wasmExports["zend_call_known_instance_method_with_2_params"]; - _zend_eval_string = Module["_zend_eval_string"] = wasmExports["zend_eval_string"]; - _zend_set_timeout = Module["_zend_set_timeout"] = wasmExports["zend_set_timeout"]; - _zend_unset_timeout = Module["_zend_unset_timeout"] = wasmExports["zend_unset_timeout"]; - _zend_fetch_class = Module["_zend_fetch_class"] = wasmExports["zend_fetch_class"]; - _zend_rebuild_symbol_table = Module["_zend_rebuild_symbol_table"] = wasmExports["zend_rebuild_symbol_table"]; - _zend_get_zval_ptr = Module["_zend_get_zval_ptr"] = wasmExports["zend_get_zval_ptr"]; - _zend_set_user_opcode_handler = Module["_zend_set_user_opcode_handler"] = wasmExports["zend_set_user_opcode_handler"]; - _zend_get_user_opcode_handler = Module["_zend_get_user_opcode_handler"] = wasmExports["zend_get_user_opcode_handler"]; - _zend_get_resource_handle = Module["_zend_get_resource_handle"] = wasmExports["zend_get_resource_handle"]; - _gc_enabled = Module["_gc_enabled"] = wasmExports["gc_enabled"]; - _gc_possible_root = Module["_gc_possible_root"] = wasmExports["gc_possible_root"]; - _zend_gc_get_status = Module["_zend_gc_get_status"] = wasmExports["zend_gc_get_status"]; - _zend_get_gc_buffer_create = Module["_zend_get_gc_buffer_create"] = wasmExports["zend_get_gc_buffer_create"]; - _zend_get_gc_buffer_grow = Module["_zend_get_gc_buffer_grow"] = wasmExports["zend_get_gc_buffer_grow"]; - _zend_hash_str_find = Module["_zend_hash_str_find"] = wasmExports["zend_hash_str_find"]; - __zend_hash_init = Module["__zend_hash_init"] = wasmExports["_zend_hash_init"]; - __zend_new_array_0 = Module["__zend_new_array_0"] = wasmExports["_zend_new_array_0"]; - __zend_new_array = Module["__zend_new_array"] = wasmExports["_zend_new_array"]; - _zend_array_dup = Module["_zend_array_dup"] = wasmExports["zend_array_dup"]; - _zend_hash_add = Module["_zend_hash_add"] = wasmExports["zend_hash_add"]; - _zend_hash_update = Module["_zend_hash_update"] = wasmExports["zend_hash_update"]; - _zend_hash_str_update = Module["_zend_hash_str_update"] = wasmExports["zend_hash_str_update"]; - _zend_hash_index_add_empty_element = Module["_zend_hash_index_add_empty_element"] = wasmExports["zend_hash_index_add_empty_element"]; - _zend_hash_add_empty_element = Module["_zend_hash_add_empty_element"] = wasmExports["zend_hash_add_empty_element"]; - _zend_hash_str_add_empty_element = Module["_zend_hash_str_add_empty_element"] = wasmExports["zend_hash_str_add_empty_element"]; - _zend_hash_next_index_insert = Module["_zend_hash_next_index_insert"] = wasmExports["zend_hash_next_index_insert"]; - _zend_hash_next_index_insert_new = Module["_zend_hash_next_index_insert_new"] = wasmExports["zend_hash_next_index_insert_new"]; - _zend_hash_index_update = Module["_zend_hash_index_update"] = wasmExports["zend_hash_index_update"]; - _zend_hash_del = Module["_zend_hash_del"] = wasmExports["zend_hash_del"]; - _zend_hash_str_del = Module["_zend_hash_str_del"] = wasmExports["zend_hash_str_del"]; - _zend_hash_index_del = Module["_zend_hash_index_del"] = wasmExports["zend_hash_index_del"]; - _zend_hash_destroy = Module["_zend_hash_destroy"] = wasmExports["zend_hash_destroy"]; - _zend_array_destroy = Module["_zend_array_destroy"] = wasmExports["zend_array_destroy"]; - _zend_hash_clean = Module["_zend_hash_clean"] = wasmExports["zend_hash_clean"]; - _zend_hash_apply = Module["_zend_hash_apply"] = wasmExports["zend_hash_apply"]; - _zend_hash_apply_with_arguments = Module["_zend_hash_apply_with_arguments"] = wasmExports["zend_hash_apply_with_arguments"]; - _zend_hash_copy = Module["_zend_hash_copy"] = wasmExports["zend_hash_copy"]; - _zend_array_to_list = Module["_zend_array_to_list"] = wasmExports["zend_array_to_list"]; - _zend_hash_find = Module["_zend_hash_find"] = wasmExports["zend_hash_find"]; - _zend_hash_index_find = Module["_zend_hash_index_find"] = wasmExports["zend_hash_index_find"]; - _zend_hash_internal_pointer_reset_ex = Module["_zend_hash_internal_pointer_reset_ex"] = wasmExports["zend_hash_internal_pointer_reset_ex"]; - _zend_hash_move_forward_ex = Module["_zend_hash_move_forward_ex"] = wasmExports["zend_hash_move_forward_ex"]; - _zend_hash_get_current_key_ex = Module["_zend_hash_get_current_key_ex"] = wasmExports["zend_hash_get_current_key_ex"]; - _zend_hash_get_current_key_type_ex = Module["_zend_hash_get_current_key_type_ex"] = wasmExports["zend_hash_get_current_key_type_ex"]; - _zend_hash_get_current_data_ex = Module["_zend_hash_get_current_data_ex"] = wasmExports["zend_hash_get_current_data_ex"]; - _zend_hash_sort_ex = Module["_zend_hash_sort_ex"] = wasmExports["zend_hash_sort_ex"]; - __zend_handle_numeric_str_ex = Module["__zend_handle_numeric_str_ex"] = wasmExports["_zend_handle_numeric_str_ex"]; - _zend_html_puts = Module["_zend_html_puts"] = wasmExports["zend_html_puts"]; - _zend_register_ini_entries_ex = Module["_zend_register_ini_entries_ex"] = wasmExports["zend_register_ini_entries_ex"]; - _zend_unregister_ini_entries_ex = Module["_zend_unregister_ini_entries_ex"] = wasmExports["zend_unregister_ini_entries_ex"]; - _zend_alter_ini_entry = Module["_zend_alter_ini_entry"] = wasmExports["zend_alter_ini_entry"]; - _zend_ini_long = Module["_zend_ini_long"] = wasmExports["zend_ini_long"]; - _zend_ini_string_ex = Module["_zend_ini_string_ex"] = wasmExports["zend_ini_string_ex"]; - _zend_ini_string = Module["_zend_ini_string"] = wasmExports["zend_ini_string"]; - _zend_ini_boolean_displayer_cb = Module["_zend_ini_boolean_displayer_cb"] = wasmExports["zend_ini_boolean_displayer_cb"]; - _display_link_numbers = Module["_display_link_numbers"] = wasmExports["display_link_numbers"]; - _OnUpdateBool = Module["_OnUpdateBool"] = wasmExports["OnUpdateBool"]; - _OnUpdateLong = Module["_OnUpdateLong"] = wasmExports["OnUpdateLong"]; - _OnUpdateLongGEZero = Module["_OnUpdateLongGEZero"] = wasmExports["OnUpdateLongGEZero"]; - _OnUpdateReal = Module["_OnUpdateReal"] = wasmExports["OnUpdateReal"]; - _OnUpdateString = Module["_OnUpdateString"] = wasmExports["OnUpdateString"]; - _OnUpdateStringUnempty = Module["_OnUpdateStringUnempty"] = wasmExports["OnUpdateStringUnempty"]; - _zend_call_method = Module["_zend_call_method"] = wasmExports["zend_call_method"]; - _zend_create_internal_iterator_zval = Module["_zend_create_internal_iterator_zval"] = wasmExports["zend_create_internal_iterator_zval"]; - _zend_iterator_init = Module["_zend_iterator_init"] = wasmExports["zend_iterator_init"]; - _zend_register_list_destructors_ex = Module["_zend_register_list_destructors_ex"] = wasmExports["zend_register_list_destructors_ex"]; - _zend_rsrc_list_get_rsrc_type = Module["_zend_rsrc_list_get_rsrc_type"] = wasmExports["zend_rsrc_list_get_rsrc_type"]; - _zend_register_persistent_resource = Module["_zend_register_persistent_resource"] = wasmExports["zend_register_persistent_resource"]; - _zend_llist_init = Module["_zend_llist_init"] = wasmExports["zend_llist_init"]; - _zend_llist_add_element = Module["_zend_llist_add_element"] = wasmExports["zend_llist_add_element"]; - _zend_llist_prepend_element = Module["_zend_llist_prepend_element"] = wasmExports["zend_llist_prepend_element"]; - _zend_llist_destroy = Module["_zend_llist_destroy"] = wasmExports["zend_llist_destroy"]; - _zend_llist_remove_tail = Module["_zend_llist_remove_tail"] = wasmExports["zend_llist_remove_tail"]; - _zend_llist_count = Module["_zend_llist_count"] = wasmExports["zend_llist_count"]; - _zend_llist_get_first_ex = Module["_zend_llist_get_first_ex"] = wasmExports["zend_llist_get_first_ex"]; - _zend_llist_get_last_ex = Module["_zend_llist_get_last_ex"] = wasmExports["zend_llist_get_last_ex"]; - _zend_llist_get_next_ex = Module["_zend_llist_get_next_ex"] = wasmExports["zend_llist_get_next_ex"]; - _zend_std_get_properties = Module["_zend_std_get_properties"] = wasmExports["zend_std_get_properties"]; - _zend_get_properties_no_lazy_init = Module["_zend_get_properties_no_lazy_init"] = wasmExports["zend_get_properties_no_lazy_init"]; - _zend_get_property_info = Module["_zend_get_property_info"] = wasmExports["zend_get_property_info"]; - _zend_class_init_statics = Module["_zend_class_init_statics"] = wasmExports["zend_class_init_statics"]; - _zend_std_compare_objects = Module["_zend_std_compare_objects"] = wasmExports["zend_std_compare_objects"]; - _zend_get_properties_for = Module["_zend_get_properties_for"] = wasmExports["zend_get_properties_for"]; - _zend_objects_store_mark_destructed = Module["_zend_objects_store_mark_destructed"] = wasmExports["zend_objects_store_mark_destructed"]; - _zend_objects_store_del = Module["_zend_objects_store_del"] = wasmExports["zend_objects_store_del"]; - _zend_object_std_init = Module["_zend_object_std_init"] = wasmExports["zend_object_std_init"]; - _zend_object_std_dtor = Module["_zend_object_std_dtor"] = wasmExports["zend_object_std_dtor"]; - _zend_objects_clone_members = Module["_zend_objects_clone_members"] = wasmExports["zend_objects_clone_members"]; - _zend_observer_fcall_register = Module["_zend_observer_fcall_register"] = wasmExports["zend_observer_fcall_register"]; - _zend_observer_fiber_switch_register = Module["_zend_observer_fiber_switch_register"] = wasmExports["zend_observer_fiber_switch_register"]; - __is_numeric_string_ex = Module["__is_numeric_string_ex"] = wasmExports["_is_numeric_string_ex"]; - _zval_try_get_long = Module["_zval_try_get_long"] = wasmExports["zval_try_get_long"]; - _convert_to_long = Module["_convert_to_long"] = wasmExports["convert_to_long"]; - _zval_get_long_func = Module["_zval_get_long_func"] = wasmExports["zval_get_long_func"]; - _convert_to_double = Module["_convert_to_double"] = wasmExports["convert_to_double"]; - __convert_to_string = Module["__convert_to_string"] = wasmExports["_convert_to_string"]; - __try_convert_to_string = Module["__try_convert_to_string"] = wasmExports["_try_convert_to_string"]; - _zval_get_double_func = Module["_zval_get_double_func"] = wasmExports["zval_get_double_func"]; - _zval_get_string_func = Module["_zval_get_string_func"] = wasmExports["zval_get_string_func"]; - _zend_is_true = Module["_zend_is_true"] = wasmExports["zend_is_true"]; - _zend_binary_strcasecmp = Module["_zend_binary_strcasecmp"] = wasmExports["zend_binary_strcasecmp"]; - _numeric_compare_function = Module["_numeric_compare_function"] = wasmExports["numeric_compare_function"]; - _compare_function = Module["_compare_function"] = wasmExports["compare_function"]; - _instanceof_function_slow = Module["_instanceof_function_slow"] = wasmExports["instanceof_function_slow"]; - _zend_str_tolower = Module["_zend_str_tolower"] = wasmExports["zend_str_tolower"]; - _zend_memnstr_ex = Module["_zend_memnstr_ex"] = wasmExports["zend_memnstr_ex"]; - _smart_str_erealloc = Module["_smart_str_erealloc"] = wasmExports["smart_str_erealloc"]; - __smart_string_alloc = Module["__smart_string_alloc"] = wasmExports["_smart_string_alloc"]; - _zend_sort = Module["_zend_sort"] = wasmExports["zend_sort"]; - _zend_strtod = Module["_zend_strtod"] = wasmExports["zend_strtod"]; - _zend_freedtoa = Module["_zend_freedtoa"] = wasmExports["zend_freedtoa"]; - _zend_dtoa = Module["_zend_dtoa"] = wasmExports["zend_dtoa"]; - _rc_dtor_func = Module["_rc_dtor_func"] = wasmExports["rc_dtor_func"]; - _zval_ptr_dtor = Module["_zval_ptr_dtor"] = wasmExports["zval_ptr_dtor"]; - _zval_add_ref = Module["_zval_add_ref"] = wasmExports["zval_add_ref"]; - _virtual_file_ex = Module["_virtual_file_ex"] = wasmExports["virtual_file_ex"]; - _tsrm_realpath = Module["_tsrm_realpath"] = wasmExports["tsrm_realpath"]; - _zend_vspprintf = Module["_zend_vspprintf"] = wasmExports["zend_vspprintf"]; - _zend_spprintf = Module["_zend_spprintf"] = wasmExports["zend_spprintf"]; - _zend_strpprintf = Module["_zend_strpprintf"] = wasmExports["zend_strpprintf"]; - __zend_bailout = Module["__zend_bailout"] = wasmExports["_zend_bailout"]; - _zend_error = Module["_zend_error"] = wasmExports["zend_error"]; - _zend_error_noreturn = Module["_zend_error_noreturn"] = wasmExports["zend_error_noreturn"]; - _zend_throw_error = Module["_zend_throw_error"] = wasmExports["zend_throw_error"]; - _zend_illegal_container_offset = Module["_zend_illegal_container_offset"] = wasmExports["zend_illegal_container_offset"]; - _zend_argument_count_error = Module["_zend_argument_count_error"] = wasmExports["zend_argument_count_error"]; - _zend_value_error = Module["_zend_value_error"] = wasmExports["zend_value_error"]; - _strtoll = Module["_strtoll"] = wasmExports["strtoll"]; - _strlen = Module["_strlen"] = wasmExports["strlen"]; - _munmap = Module["_munmap"] = wasmExports["munmap"]; - _fiprintf = Module["_fiprintf"] = wasmExports["fiprintf"]; - _abort = Module["_abort"] = wasmExports["abort"]; - _free = Module["_free"] = wasmExports["free"]; - _memcmp = Module["_memcmp"] = wasmExports["memcmp"]; - _malloc = PHPLoader['malloc'] = Module['_malloc'] = wasmExports["malloc"]; - _snprintf = Module["_snprintf"] = wasmExports["snprintf"]; - _strchr = Module["_strchr"] = wasmExports["strchr"]; - _clock_gettime = Module["_clock_gettime"] = wasmExports["clock_gettime"]; - _dlopen = Module["_dlopen"] = wasmExports["dlopen"]; - _dlsym = Module["_dlsym"] = wasmExports["dlsym"]; - _dlclose = Module["_dlclose"] = wasmExports["dlclose"]; - _strcmp = Module["_strcmp"] = wasmExports["strcmp"]; - _getenv = Module["_getenv"] = wasmExports["getenv"]; - ___wasm_setjmp = Module["___wasm_setjmp"] = wasmExports["__wasm_setjmp"]; - ___wasm_setjmp_test = Module["___wasm_setjmp_test"] = wasmExports["__wasm_setjmp_test"]; - ___wasm_longjmp = Module["___wasm_longjmp"] = wasmExports["__wasm_longjmp"]; - _atoi = Module["_atoi"] = wasmExports["atoi"]; - ___errno_location = Module["___errno_location"] = wasmExports["__errno_location"]; - _strtoull = Module["_strtoull"] = wasmExports["strtoull"]; - _strrchr = Module["_strrchr"] = wasmExports["strrchr"]; - _realloc = Module["_realloc"] = wasmExports["realloc"]; - _strcasecmp = Module["_strcasecmp"] = wasmExports["strcasecmp"]; - _memchr = Module["_memchr"] = wasmExports["memchr"]; - _fwrite = Module["_fwrite"] = wasmExports["fwrite"]; - _strncmp = Module["_strncmp"] = wasmExports["strncmp"]; - _iscntrl = Module["_iscntrl"] = wasmExports["iscntrl"]; - _isxdigit = Module["_isxdigit"] = wasmExports["isxdigit"]; - _tolower = Module["_tolower"] = wasmExports["tolower"]; - _strtok_r = Module["_strtok_r"] = wasmExports["strtok_r"]; - _strncasecmp = Module["_strncasecmp"] = wasmExports["strncasecmp"]; - _fileno = Module["_fileno"] = wasmExports["fileno"]; - _isatty = Module["_isatty"] = wasmExports["isatty"]; - _fread = Module["_fread"] = wasmExports["fread"]; - _fclose = Module["_fclose"] = wasmExports["fclose"]; - _strtoul = Module["_strtoul"] = wasmExports["strtoul"]; - _strstr = Module["_strstr"] = wasmExports["strstr"]; - _strpbrk = Module["_strpbrk"] = wasmExports["strpbrk"]; - _strdup = Module["_strdup"] = wasmExports["strdup"]; - _write = Module["_write"] = wasmExports["write"]; - _close = Module["_close"] = wasmExports["close"]; - _stat = Module["_stat"] = wasmExports["stat"]; - _gettimeofday = Module["_gettimeofday"] = wasmExports["gettimeofday"]; - _time = Module["_time"] = wasmExports["time"]; - _toupper = Module["_toupper"] = wasmExports["toupper"]; - _iprintf = Module["_iprintf"] = wasmExports["iprintf"]; - _puts = Module["_puts"] = wasmExports["puts"]; - _putchar = Module["_putchar"] = wasmExports["putchar"]; - _fopen = Module["_fopen"] = wasmExports["fopen"]; - _getcwd = Module["_getcwd"] = wasmExports["getcwd"]; - _open = Module["_open"] = wasmExports["open"]; - _strncpy = Module["_strncpy"] = wasmExports["strncpy"]; - _siprintf = Module["_siprintf"] = wasmExports["siprintf"]; - _localtime_r = Module["_localtime_r"] = wasmExports["localtime_r"]; - _strtol = Module["_strtol"] = wasmExports["strtol"]; - _pow = Module["_pow"] = wasmExports["pow"]; - _strtod = Module["_strtod"] = wasmExports["strtod"]; - _strftime = Module["_strftime"] = wasmExports["strftime"]; - _round = Module["_round"] = wasmExports["round"]; - _sin = Module["_sin"] = wasmExports["sin"]; - _cos = Module["_cos"] = wasmExports["cos"]; - _atan2 = Module["_atan2"] = wasmExports["atan2"]; - _acos = Module["_acos"] = wasmExports["acos"]; - _tan = Module["_tan"] = wasmExports["tan"]; - _asin = Module["_asin"] = wasmExports["asin"]; - _atan = Module["_atan"] = wasmExports["atan"]; - _log = Module["_log"] = wasmExports["log"]; - _log2 = Module["_log2"] = wasmExports["log2"]; - _fmod = Module["_fmod"] = wasmExports["fmod"]; - _ispunct = Module["_ispunct"] = wasmExports["ispunct"]; - _setlocale = Module["_setlocale"] = wasmExports["setlocale"]; - _strerror = Module["_strerror"] = wasmExports["strerror"]; - _read = Module["_read"] = wasmExports["read"]; - _wasm_popen = Module["_wasm_popen"] = wasmExports["wasm_popen"]; - _wasm_php_exec = Module["_wasm_php_exec"] = wasmExports["wasm_php_exec"]; - _socket = Module["_socket"] = wasmExports["socket"]; - _gai_strerror = Module["_gai_strerror"] = wasmExports["gai_strerror"]; - _freeaddrinfo = Module["_freeaddrinfo"] = wasmExports["freeaddrinfo"]; - _fcntl = Module["_fcntl"] = wasmExports["fcntl"]; - _connect = Module["_connect"] = wasmExports["connect"]; - _strerror_r = Module["_strerror_r"] = wasmExports["strerror_r"]; - _php_pollfd_for = Module["_php_pollfd_for"] = wasmExports["php_pollfd_for"]; - _getsockopt = Module["_getsockopt"] = wasmExports["getsockopt"]; - _htons = Module["_htons"] = wasmExports["htons"]; - _ntohs = Module["_ntohs"] = wasmExports["ntohs"]; - _getpeername = Module["_getpeername"] = wasmExports["getpeername"]; - _getsockname = Module["_getsockname"] = wasmExports["getsockname"]; - _htonl = Module["_htonl"] = wasmExports["htonl"]; - _send = Module["_send"] = wasmExports["send"]; - _shutdown = Module["_shutdown"] = wasmExports["shutdown"]; - _strcpy = Module["_strcpy"] = wasmExports["strcpy"]; - _strcat = Module["_strcat"] = wasmExports["strcat"]; - _wasm_pclose = Module["_wasm_pclose"] = wasmExports["wasm_pclose"]; - _tzset = Module["_tzset"] = wasmExports["tzset"]; - _ntohl = Module["_ntohl"] = wasmExports["ntohl"]; - _wasm_sleep = Module["_wasm_sleep"] = wasmExports["wasm_sleep"]; - _fputs = Module["_fputs"] = wasmExports["fputs"]; - _atoll = Module["_atoll"] = wasmExports["atoll"]; - _isdigit = Module["_isdigit"] = wasmExports["isdigit"]; - _isgraph = Module["_isgraph"] = wasmExports["isgraph"]; - _isspace = Module["_isspace"] = wasmExports["isspace"]; - _fflush = Module["_fflush"] = wasmExports["fflush"]; - _calloc = Module["_calloc"] = wasmExports["calloc"]; - _expf = Module["_expf"] = wasmExports["expf"]; - _lseek = Module["_lseek"] = wasmExports["lseek"]; - _fputc = Module["_fputc"] = wasmExports["fputc"]; - ___small_fprintf = Module["___small_fprintf"] = wasmExports["__small_fprintf"]; - _qsort = Module["_qsort"] = wasmExports["qsort"]; - _vfprintf = Module["_vfprintf"] = wasmExports["vfprintf"]; - _mmap = Module["_mmap"] = wasmExports["mmap"]; - _flock = Module["_flock"] = wasmExports["flock"]; - _fgets = Module["_fgets"] = wasmExports["fgets"]; - _initgroups = Module["_initgroups"] = wasmExports["initgroups"]; - _atol = Module["_atol"] = wasmExports["atol"]; - _wasm_read = Module["_wasm_read"] = wasmExports["wasm_read"]; - _feof = Module["_feof"] = wasmExports["feof"]; - _strncat = Module["_strncat"] = wasmExports["strncat"]; - ___ctype_get_mb_cur_max = Module["___ctype_get_mb_cur_max"] = wasmExports["__ctype_get_mb_cur_max"]; - ___wrap_usleep = Module["___wrap_usleep"] = wasmExports["__wrap_usleep"]; - _poll = Module["_poll"] = wasmExports["poll"]; - ___wrap_select = Module["___wrap_select"] = wasmExports["__wrap_select"]; - _wasm_set_sapi_name = Module["_wasm_set_sapi_name"] = wasmExports["wasm_set_sapi_name"]; - _wasm_set_phpini_path = Module["_wasm_set_phpini_path"] = wasmExports["wasm_set_phpini_path"]; - _wasm_add_cli_arg = Module["_wasm_add_cli_arg"] = wasmExports["wasm_add_cli_arg"]; - _run_cli = Module["_run_cli"] = wasmExports["run_cli"]; - _wasm_add_SERVER_entry = Module["_wasm_add_SERVER_entry"] = wasmExports["wasm_add_SERVER_entry"]; - _wasm_add_ENV_entry = Module["_wasm_add_ENV_entry"] = wasmExports["wasm_add_ENV_entry"]; - _wasm_set_query_string = Module["_wasm_set_query_string"] = wasmExports["wasm_set_query_string"]; - _wasm_set_path_translated = Module["_wasm_set_path_translated"] = wasmExports["wasm_set_path_translated"]; - _wasm_set_skip_shebang = Module["_wasm_set_skip_shebang"] = wasmExports["wasm_set_skip_shebang"]; - _wasm_set_request_uri = Module["_wasm_set_request_uri"] = wasmExports["wasm_set_request_uri"]; - _wasm_set_request_method = Module["_wasm_set_request_method"] = wasmExports["wasm_set_request_method"]; - _wasm_set_request_host = Module["_wasm_set_request_host"] = wasmExports["wasm_set_request_host"]; - _wasm_set_content_type = Module["_wasm_set_content_type"] = wasmExports["wasm_set_content_type"]; - _wasm_set_request_body = Module["_wasm_set_request_body"] = wasmExports["wasm_set_request_body"]; - _wasm_set_content_length = Module["_wasm_set_content_length"] = wasmExports["wasm_set_content_length"]; - _wasm_set_cookies = Module["_wasm_set_cookies"] = wasmExports["wasm_set_cookies"]; - _wasm_set_request_port = Module["_wasm_set_request_port"] = wasmExports["wasm_set_request_port"]; - _wasm_sapi_request_shutdown = Module["_wasm_sapi_request_shutdown"] = wasmExports["wasm_sapi_request_shutdown"]; - _wasm_sapi_handle_request = Module["_wasm_sapi_handle_request"] = wasmExports["wasm_sapi_handle_request"]; - _php_wasm_init = Module["_php_wasm_init"] = wasmExports["php_wasm_init"]; - _wasm_free = PHPLoader['free'] = Module['_wasm_free'] = wasmExports["wasm_free"]; - _wasm_get_end_offset = Module["_wasm_get_end_offset"] = wasmExports["wasm_get_end_offset"]; - ___wrap_getpid = Module["___wrap_getpid"] = wasmExports["__wrap_getpid"]; - _wasm_trace = Module["_wasm_trace"] = wasmExports["wasm_trace"]; - _srandom = Module["_srandom"] = wasmExports["srandom"]; - _random = Module["_random"] = wasmExports["random"]; - _vsnprintf = Module["_vsnprintf"] = wasmExports["vsnprintf"]; - _pthread_mutex_init = Module["_pthread_mutex_init"] = wasmExports["pthread_mutex_init"]; - _pthread_mutex_destroy = Module["_pthread_mutex_destroy"] = wasmExports["pthread_mutex_destroy"]; - _pthread_mutex_lock = Module["_pthread_mutex_lock"] = wasmExports["pthread_mutex_lock"]; - _pthread_mutex_unlock = Module["_pthread_mutex_unlock"] = wasmExports["pthread_mutex_unlock"]; - _srand = Module["_srand"] = wasmExports["srand"]; - _rand = Module["_rand"] = wasmExports["rand"]; - _rewind = Module["_rewind"] = wasmExports["rewind"]; - _modf = Module["_modf"] = wasmExports["modf"]; - _atof = Module["_atof"] = wasmExports["atof"]; - _gmtime = Module["_gmtime"] = wasmExports["gmtime"]; - _pthread_cond_init = Module["_pthread_cond_init"] = wasmExports["pthread_cond_init"]; - _pthread_cond_destroy = Module["_pthread_cond_destroy"] = wasmExports["pthread_cond_destroy"]; - _pthread_cond_broadcast = Module["_pthread_cond_broadcast"] = wasmExports["pthread_cond_broadcast"]; - ___extenddftf2 = Module["___extenddftf2"] = wasmExports["__extenddftf2"]; - ___letf2 = Module["___letf2"] = wasmExports["__letf2"]; - ___floatunditf = Module["___floatunditf"] = wasmExports["__floatunditf"]; - _div = Module["_div"] = wasmExports["div"]; - ___funcs_on_exit = wasmExports["__funcs_on_exit"]; - ___cxa_atexit = Module["___cxa_atexit"] = wasmExports["__cxa_atexit"]; - ___dl_seterr = wasmExports["__dl_seterr"]; - __emscripten_find_dylib = wasmExports["_emscripten_find_dylib"]; - _freopen = Module["_freopen"] = wasmExports["freopen"]; - _pthread_cond_timedwait = Module["_pthread_cond_timedwait"] = wasmExports["pthread_cond_timedwait"]; - _mbstowcs = Module["_mbstowcs"] = wasmExports["mbstowcs"]; - _emscripten_builtin_memalign = wasmExports["emscripten_builtin_memalign"]; - __emscripten_timeout = wasmExports["_emscripten_timeout"]; - _strtok = Module["_strtok"] = wasmExports["strtok"]; - _tanhf = Module["_tanhf"] = wasmExports["tanhf"]; - _wcstombs = Module["_wcstombs"] = wasmExports["wcstombs"]; - _emscripten_get_sbrk_ptr = wasmExports["emscripten_get_sbrk_ptr"]; - ___trap = wasmExports["__trap"]; - __emscripten_stack_restore = wasmExports["_emscripten_stack_restore"]; - __emscripten_stack_alloc = wasmExports["_emscripten_stack_alloc"]; - _emscripten_stack_get_current = wasmExports["emscripten_stack_get_current"]; - __ZNSt3__211__call_onceERVmPvPFvS2_E = Module["__ZNSt3__211__call_onceERVmPvPFvS2_E"] = wasmExports["_ZNSt3__211__call_onceERVmPvPFvS2_E"]; - __ZNSt3__218condition_variable10notify_allEv = Module["__ZNSt3__218condition_variable10notify_allEv"] = wasmExports["_ZNSt3__218condition_variable10notify_allEv"]; - __ZNSt3__25mutex4lockEv = Module["__ZNSt3__25mutex4lockEv"] = wasmExports["_ZNSt3__25mutex4lockEv"]; - __ZNSt3__25mutex6unlockEv = Module["__ZNSt3__25mutex6unlockEv"] = wasmExports["_ZNSt3__25mutex6unlockEv"]; - ___cxa_bad_typeid = Module["___cxa_bad_typeid"] = wasmExports["__cxa_bad_typeid"]; - ___cxa_allocate_exception = Module["___cxa_allocate_exception"] = wasmExports["__cxa_allocate_exception"]; - ___cxa_throw = Module["___cxa_throw"] = wasmExports["__cxa_throw"]; - ___cxa_pure_virtual = Module["___cxa_pure_virtual"] = wasmExports["__cxa_pure_virtual"]; - ___dynamic_cast = Module["___dynamic_cast"] = wasmExports["__dynamic_cast"]; - __ZNSt20bad_array_new_lengthD1Ev = Module["__ZNSt20bad_array_new_lengthD1Ev"] = wasmExports["_ZNSt20bad_array_new_lengthD1Ev"]; - __ZNSt12length_errorD1Ev = Module["__ZNSt12length_errorD1Ev"] = wasmExports["_ZNSt12length_errorD1Ev"]; - _sendmsg = Module["_sendmsg"] = wasmExports["sendmsg"]; - memory = wasmMemory = wasmExports["memory"]; - ___stack_pointer = Module["___stack_pointer"] = wasmExports["__stack_pointer"]; - __indirect_function_table = wasmTable = wasmExports["__indirect_function_table"]; - ___c_longjmp = Module["___c_longjmp"] = wasmExports["__c_longjmp"]; -} + PHPWASM.init(); + + // End JS library code + // include: postlibrary.js + // This file is included after the automatically-generated JS library code + // but before the wasm module is created. + { + // Begin ATMODULES hooks + if (Module['preloadPlugins']) preloadPlugins = Module['preloadPlugins']; + if (Module['noExitRuntime']) noExitRuntime = Module['noExitRuntime']; + if (Module['print']) out = Module['print']; + if (Module['printErr']) err = Module['printErr']; + if (Module['dynamicLibraries']) + dynamicLibraries = Module['dynamicLibraries']; + if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']; + // End ATMODULES hooks + if (Module['arguments']) arguments_ = Module['arguments']; + if (Module['thisProgram']) thisProgram = Module['thisProgram']; + if (Module['quit']) quit_ = Module['quit']; + if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') + Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].shift()(); + } + } + } -var _spl_ce_RuntimeException = Module["_spl_ce_RuntimeException"] = 15549532; + // Begin runtime exports + Module['wasmExports'] = wasmExports; + + Module['addRunDependency'] = addRunDependency; + + Module['removeRunDependency'] = removeRunDependency; + + Module['ccall'] = ccall; + + Module['FS_preloadFile'] = FS_preloadFile; + + Module['FS_unlink'] = FS_unlink; + + Module['FS_createPath'] = FS_createPath; + + Module['FS_createDevice'] = FS_createDevice; + + Module['FS_createDataFile'] = FS_createDataFile; + + Module['FS_createLazyFile'] = FS_createLazyFile; + + Module['PROXYFS'] = PROXYFS; + + // End runtime exports + // Begin JS library exports + Module['UTF8ToString'] = UTF8ToString; + + Module['lengthBytesUTF8'] = lengthBytesUTF8; + + Module['stringToUTF8'] = stringToUTF8; + + Module['FS'] = FS; + + Module['_exit'] = _exit; + + Module['_emscripten_sleep'] = _emscripten_sleep; + + Module['_getaddrinfo'] = _getaddrinfo; + + Module['_wasm_setsockopt'] = _wasm_setsockopt; + + Module['_wasm_recv'] = _wasm_recv; + + // End JS library exports + // end include: postlibrary.js + var ASM_CONSTS = {}; + + function __asyncjs__js_popen_to_file(command, mode, exitCodePtr) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + if (!command) return 1; + const cmdstr = UTF8ToString(command); + if (!cmdstr.length) return 0; + const modestr = UTF8ToString(mode); + if (!modestr.length) return 0; + if (modestr === 'w') { + console.error('popen($cmd, "w") is not implemented yet'); + } + return returnCallback(async (wakeUp) => { + let cp; + try { + cp = PHPWASM.spawnProcess(cmdstr, []); + if (cp instanceof Promise) { + cp = await cp; + } + } catch (e) { + console.error(e); + if (e.code === 'SPAWN_UNSUPPORTED') { + return 1; + } + throw e; + } + const outByteArrays = []; + cp.stdout.on('data', function (data) { + outByteArrays.push(data); + }); + const outputPath = '/tmp/popen_output'; + cp.on('exit', function (exitCode) { + const outBytes = new Uint8Array( + outByteArrays.reduce( + (acc, curr) => acc + curr.length, + 0 + ) + ); + let offset = 0; + for (const byteArray of outByteArrays) { + outBytes.set(byteArray, offset); + offset += byteArray.length; + } + FS.writeFile(outputPath, outBytes); + HEAPU8[exitCodePtr] = exitCode; + wakeUp(allocateUTF8OnStack(outputPath)); + }); + }); + }); + } -var _core_globals = Module["_core_globals"] = 15560432; + __asyncjs__js_popen_to_file.sig = 'iiii'; + + function __asyncjs__wasm_poll_socket(socketd, events, timeout) { + return Asyncify.handleAsync(async () => { + const returnCallback = (resolver) => new Promise(resolver); + const POLLIN = 1; + const POLLPRI = 2; + const POLLOUT = 4; + const POLLERR = 8; + const POLLHUP = 16; + const POLLNVAL = 32; + return returnCallback((wakeUp) => { + const polls = []; + const stream = FS.getStream(socketd); + if (FS.isSocket(stream?.node.mode)) { + const sock = getSocketFromFD(socketd); + if (!sock) { + wakeUp(0); + return; + } + const lookingFor = new Set(); + if (events & POLLIN || events & POLLPRI) { + if (sock.server) { + for (const client of sock.pending) { + if ((client.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + } else if ((sock.recv_queue || []).length > 0) { + wakeUp(1); + return; + } + } + const webSockets = PHPWASM.getAllWebSockets(sock); + if (!webSockets.length) { + wakeUp(0); + return; + } + for (const ws of webSockets) { + if (events & POLLIN || events & POLLPRI) { + polls.push(PHPWASM.awaitData(ws)); + lookingFor.add('POLLIN'); + } + if (events & POLLOUT) { + polls.push(PHPWASM.awaitConnection(ws)); + lookingFor.add('POLLOUT'); + } + if ( + events & POLLHUP || + events & POLLIN || + events & POLLOUT || + events & POLLERR + ) { + polls.push(PHPWASM.awaitClose(ws)); + lookingFor.add('POLLHUP'); + } + if (events & POLLERR || events & POLLNVAL) { + polls.push(PHPWASM.awaitError(ws)); + lookingFor.add('POLLERR'); + } + } + } else if (stream?.stream_ops?.poll) { + let interrupted = false; + async function poll() { + try { + while (true) { + var mask = POLLNVAL; + mask = SYSCALLS.DEFAULT_POLLMASK; + if (FS.isClosed(stream)) { + return ERRNO_CODES.EBADF; + } + if (stream.stream_ops?.poll) { + mask = stream.stream_ops.poll(stream, -1); + } + mask &= events | POLLERR | POLLHUP; + if (mask) { + return mask; + } + if (interrupted) { + return ERRNO_CODES.ETIMEDOUT; + } + await new Promise((resolve) => + setTimeout(resolve, 10) + ); + } + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) + throw e; + return -e.errno; + } + } + polls.push([ + poll(), + () => { + interrupted = true; + }, + ]); + } else { + setTimeout(function () { + wakeUp(1); + }, timeout); + return; + } + if (polls.length === 0) { + console.warn( + 'Unsupported poll event ' + + events + + ', defaulting to setTimeout().' + ); + setTimeout(function () { + wakeUp(0); + }, timeout); + return; + } + const promises = polls.map(([promise]) => promise); + const clearPolling = () => + polls.forEach(([, clear]) => clear()); + let awaken = false; + let timeoutId; + Promise.race(promises).then(function (results) { + if (!awaken) { + awaken = true; + wakeUp(1); + if (timeoutId) { + clearTimeout(timeoutId); + } + clearPolling(); + } + }); + if (timeout !== -1) { + timeoutId = setTimeout(function () { + if (!awaken) { + awaken = true; + wakeUp(0); + clearPolling(); + } + }, timeout); + } + }); + }); + } -var _php_ini_opened_path = Module["_php_ini_opened_path"] = 15449312; + __asyncjs__wasm_poll_socket.sig = 'iiii'; + + function js_fd_read(fd, iov, iovcnt, pnum) { + const returnCallback = (resolver) => new Promise(resolver); + const pollAsync = arguments[4] === undefined ? true : !!arguments[4]; + if ( + Asyncify?.State?.Normal === undefined || + Asyncify?.state === Asyncify?.State?.Normal + ) { + var stream; + try { + stream = SYSCALLS.getStreamFromFD(fd); + HEAPU32[pnum >> 2] = doReadv(stream, iov, iovcnt); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) { + throw e; + } + if ( + e.errno !== ERRNO_CODES.EWOULDBLOCK && + e.errno !== ERRNO_CODES.EAGAIN + ) { + return e.errno; + } + const nonBlocking = stream.flags & PHPWASM.O_NONBLOCK; + if (nonBlocking) { + return e.errno; + } + } + } + if (false === pollAsync) { + return ERRNO_CODES.EWOULDBLOCK; + } + return returnCallback(async (wakeUp) => { + var retries = 0; + var interval = 50; + var timeout = 5e3; + var maxRetries = timeout / interval; + while (true) { + var returnCode; + var stream; + let num; + try { + stream = SYSCALLS.getStreamFromFD(fd); + num = doReadv(stream, iov, iovcnt); + returnCode = 0; + } catch (e) { + if ( + typeof FS == 'undefined' || + !(e.name === 'ErrnoError') + ) { + console.error(e); + throw e; + } + returnCode = e.errno; + } + if (returnCode === 0) { + HEAPU32[pnum >> 2] = num; + return wakeUp(0); + } + if ( + ++retries > maxRetries || + !stream || + FS.isClosed(stream) || + returnCode !== ERRNO_CODES.EWOULDBLOCK || + ('pipe' in stream.node && stream.node.pipe.refcnt < 2) + ) { + HEAPU32[pnum >> 2] = num; + return wakeUp(returnCode); + } + await new Promise((resolve) => setTimeout(resolve, interval)); + } + }); + } -var _php_ini_scanned_path = Module["_php_ini_scanned_path"] = 15449316; + js_fd_read.sig = 'iiiii'; + + function __asyncjs__js_module_onMessage(data, response_buffer) { + return Asyncify.handleAsync(async () => { + if (Module['onMessage']) { + const dataStr = UTF8ToString(data); + return Module['onMessage'](dataStr) + .then((response) => { + const responseBytes = + typeof response === 'string' + ? new TextEncoder().encode(response) + : response; + const responseSize = responseBytes.byteLength; + const responsePtr = _malloc(responseSize + 1); + HEAPU8.set(responseBytes, responsePtr); + HEAPU8[responsePtr + responseSize] = 0; + HEAPU8[response_buffer] = responsePtr; + HEAPU8[response_buffer + 1] = responsePtr >> 8; + HEAPU8[response_buffer + 2] = responsePtr >> 16; + HEAPU8[response_buffer + 3] = responsePtr >> 24; + return responseSize; + }) + .catch((e) => { + console.error(e); + return -1; + }); + } + }); + } -var _php_ini_scanned_files = Module["_php_ini_scanned_files"] = 15449320; + __asyncjs__js_module_onMessage.sig = 'iii'; + + // Imports from the Wasm binary. + var _php_date_get_date_ce, + _php_date_get_interface_ce, + _php_date_get_timezone_ce, + _get_timezone_info, + _php_hash_fetch_ops, + _php_random_bytes, + _php_combined_lcg, + _php_mt_rand_range, + _php_get_nan, + _php_get_inf, + _php_setcookie, + _php_escape_html_entities, + _php_info_print_table_header, + _php_info_print_table_row, + _php_info_print_table_start, + _php_info_print_table_end, + _php_info_print_table_colspan_header, + _PHP_MD5Final, + _PHP_MD5InitArgs, + _PHP_MD5Update, + _php_str_to_str, + _php_addcslashes_str, + _php_addcslashes, + _php_var_unserialize_init, + _php_var_unserialize_destroy, + _php_var_unserialize, + _php_var_serialize, + _php_var_serialize_init, + _php_var_serialize_destroy, + _php_printf, + _php_get_module_initialized, + _php_log_err_with_severity, + _php_error_docref, + _php_socket_strerror, + _php_output_write, + _display_ini_entries, + _sapi_header_op, + _ap_php_slprintf, + _ap_php_snprintf, + _ap_php_vsnprintf, + __php_stream_cast, + __php_stream_free, + __php_stream_read, + __php_stream_eof, + __php_stream_set_option, + __php_stream_write, + __php_stream_getc, + __php_stream_get_line, + __php_stream_seek, + __php_stream_open_wrapper_ex, + _php_stream_context_alloc, + _php_stream_context_set_option, + __php_stream_xport_create, + __emalloc_16, + __emalloc_24, + __emalloc_32, + __emalloc_40, + __emalloc_48, + __emalloc_56, + __emalloc_80, + __emalloc_96, + __emalloc_128, + __emalloc_160, + __emalloc_192, + __emalloc_320, + __emalloc_1280, + __efree_56, + __emalloc, + __efree, + __erealloc, + __safe_emalloc, + ___zend_malloc, + __safe_erealloc, + ___zend_realloc, + __ecalloc, + __estrdup, + __estrndup, + _zend_set_memory_limit, + _zend_memory_usage, + _zend_memory_peak_usage, + ___zend_calloc, + _zend_get_parameters_array_ex, + _zend_wrong_param_count, + _zend_zval_value_name, + _zend_zval_type_name, + _zend_wrong_parameters_none_error, + _zend_wrong_parameters_count_error, + _zend_wrong_parameter_error, + _zend_argument_type_error, + _zend_argument_value_error, + _zend_argument_error, + _zend_argument_must_not_be_empty_error, + _zend_parse_arg_bool_slow, + _zend_flf_parse_arg_bool_slow, + _zend_parse_arg_long_slow, + _zend_flf_parse_arg_long_slow, + _zend_parse_arg_double_slow, + _zend_parse_arg_str_slow, + _zend_flf_parse_arg_str_slow, + _zend_parse_arg_str_or_long_slow, + _zend_release_fcall_info_cache, + _zend_parse_parameters, + _zend_parse_method_parameters, + _object_properties_init, + _object_init_ex, + _add_assoc_long_ex, + _add_assoc_null_ex, + _add_assoc_bool_ex, + _add_assoc_double_ex, + _add_assoc_str_ex, + _add_assoc_string_ex, + _add_assoc_stringl_ex, + _add_assoc_zval_ex, + _add_index_long, + _add_index_null, + _add_index_string, + _add_index_stringl, + _add_next_index_long, + _add_next_index_null, + _add_next_index_bool, + _add_next_index_double, + _add_next_index_str, + _add_next_index_string, + _add_next_index_stringl, + _zend_startup_module, + _zend_register_internal_class_ex, + _zend_register_internal_class_with_flags, + _zend_class_implements, + _zend_is_callable_ex, + _zend_fcall_info_init, + _zend_get_module_version, + _zend_declare_typed_property, + _zend_try_assign_typed_ref_bool, + _zend_try_assign_typed_ref_long, + _zend_try_assign_typed_ref_str, + _zend_try_assign_typed_ref_arr, + _zend_declare_typed_class_constant, + _zend_declare_class_constant_ex, + _zend_declare_class_constant_long, + _zend_declare_class_constant_bool, + _zend_update_property, + _zend_read_property_ex, + _zend_read_property, + _zend_replace_error_handling, + _zend_restore_error_handling, + _zend_get_parameter_attribute_str, + _zend_add_attribute, + _zend_get_closure_method_def, + _zend_type_to_string, + _zend_unmangle_property_name_ex, + _zend_is_auto_global_str, + _zend_get_compiled_variable_name, + _zend_register_long_constant, + _zend_register_string_constant, + _zend_get_constant_str, + _zend_get_exception_base, + _zend_is_unwind_exit, + _zend_is_graceful_exit, + _zend_clear_exception, + _zend_throw_exception, + _zend_throw_exception_ex, + _zend_throw_error_exception, + _get_active_class_name, + _get_active_function_name, + _zend_get_executed_filename, + _zend_get_executed_filename_ex, + _zend_get_executed_lineno, + __call_user_function_impl, + _zend_call_function, + _zend_call_known_function, + _zend_call_known_instance_method_with_2_params, + _zend_eval_string, + _zend_set_timeout, + _zend_unset_timeout, + _zend_fetch_class, + _zend_rebuild_symbol_table, + _zend_get_zval_ptr, + _zend_set_user_opcode_handler, + _zend_get_user_opcode_handler, + _zend_get_resource_handle, + _gc_enabled, + _gc_possible_root, + _zend_gc_get_status, + _zend_get_gc_buffer_create, + _zend_get_gc_buffer_grow, + _zend_hash_str_find, + __zend_hash_init, + __zend_new_array_0, + __zend_new_array, + _zend_array_dup, + _zend_hash_add, + _zend_hash_update, + _zend_hash_str_update, + _zend_hash_index_add_empty_element, + _zend_hash_add_empty_element, + _zend_hash_str_add_empty_element, + _zend_hash_next_index_insert, + _zend_hash_next_index_insert_new, + _zend_hash_index_update, + _zend_hash_del, + _zend_hash_str_del, + _zend_hash_index_del, + _zend_hash_destroy, + _zend_array_destroy, + _zend_hash_clean, + _zend_hash_apply, + _zend_hash_apply_with_arguments, + _zend_hash_copy, + _zend_array_to_list, + _zend_hash_find, + _zend_hash_index_find, + _zend_hash_internal_pointer_reset_ex, + _zend_hash_move_forward_ex, + _zend_hash_get_current_key_ex, + _zend_hash_get_current_key_type_ex, + _zend_hash_get_current_data_ex, + _zend_hash_sort_ex, + __zend_handle_numeric_str_ex, + _zend_html_puts, + _zend_register_ini_entries_ex, + _zend_unregister_ini_entries_ex, + _zend_alter_ini_entry, + _zend_ini_long, + _zend_ini_string_ex, + _zend_ini_string, + _zend_ini_boolean_displayer_cb, + _display_link_numbers, + _OnUpdateBool, + _OnUpdateLong, + _OnUpdateLongGEZero, + _OnUpdateReal, + _OnUpdateString, + _OnUpdateStringUnempty, + _zend_call_method, + _zend_create_internal_iterator_zval, + _zend_iterator_init, + _zend_register_list_destructors_ex, + _zend_rsrc_list_get_rsrc_type, + _zend_register_persistent_resource, + _zend_llist_init, + _zend_llist_add_element, + _zend_llist_prepend_element, + _zend_llist_destroy, + _zend_llist_remove_tail, + _zend_llist_count, + _zend_llist_get_first_ex, + _zend_llist_get_last_ex, + _zend_llist_get_next_ex, + _zend_std_get_properties, + _zend_get_properties_no_lazy_init, + _zend_get_property_info, + _zend_class_init_statics, + _zend_std_compare_objects, + _zend_get_properties_for, + _zend_objects_store_mark_destructed, + _zend_objects_store_del, + _zend_object_std_init, + _zend_object_std_dtor, + _zend_objects_clone_members, + _zend_observer_fcall_register, + _zend_observer_fiber_switch_register, + __is_numeric_string_ex, + _zval_try_get_long, + _convert_to_long, + _zval_get_long_func, + _convert_to_double, + __convert_to_string, + __try_convert_to_string, + _zval_get_double_func, + _zval_get_string_func, + _zend_is_true, + _zend_binary_strcasecmp, + _numeric_compare_function, + _compare_function, + _instanceof_function_slow, + _zend_str_tolower, + _zend_memnstr_ex, + _smart_str_erealloc, + __smart_string_alloc, + _zend_sort, + _zend_strtod, + _zend_freedtoa, + _zend_dtoa, + _rc_dtor_func, + _zval_ptr_dtor, + _zval_add_ref, + _virtual_file_ex, + _tsrm_realpath, + _zend_vspprintf, + _zend_spprintf, + _zend_strpprintf, + __zend_bailout, + _zend_error, + _zend_error_noreturn, + _zend_throw_error, + _zend_illegal_container_offset, + _zend_argument_count_error, + _zend_value_error, + _strtoll, + _strlen, + _munmap, + _fiprintf, + _abort, + _free, + _memcmp, + _malloc, + _snprintf, + _strchr, + _clock_gettime, + _dlopen, + _dlsym, + _dlclose, + _strcmp, + _getenv, + ___wasm_setjmp, + ___wasm_setjmp_test, + ___wasm_longjmp, + _atoi, + ___errno_location, + _strtoull, + _strrchr, + _realloc, + _strcasecmp, + _memchr, + _fwrite, + _strncmp, + _iscntrl, + _isxdigit, + _tolower, + _strtok_r, + _strncasecmp, + _fileno, + _isatty, + _fread, + _fclose, + _strtoul, + _strstr, + _strpbrk, + _strdup, + _write, + _close, + _stat, + _gettimeofday, + _time, + _toupper, + _iprintf, + _puts, + _putchar, + _fopen, + _getcwd, + _open, + _strncpy, + _siprintf, + _localtime_r, + _strtol, + _pow, + _strtod, + _strftime, + _round, + _sin, + _cos, + _atan2, + _acos, + _tan, + _asin, + _atan, + _log, + _log2, + _fmod, + _ispunct, + _setlocale, + _strerror, + _read, + _wasm_php_exec, + _socket, + _gai_strerror, + _freeaddrinfo, + _fcntl, + _connect, + _strerror_r, + _php_pollfd_for, + _getsockopt, + _htons, + _ntohs, + _getpeername, + _getsockname, + _htonl, + _send, + _shutdown, + _strcpy, + _strcat, + _tzset, + _ntohl, + _wasm_sleep, + _fputs, + _atoll, + _isdigit, + _isgraph, + _isspace, + _fflush, + _calloc, + _expf, + _lseek, + _fputc, + ___small_fprintf, + _qsort, + _vfprintf, + _mmap, + _flock, + _fgets, + _initgroups, + _atol, + _wasm_read, + _feof, + _strncat, + ___ctype_get_mb_cur_max, + ___wrap_usleep, + _wasm_popen, + _wasm_pclose, + _poll, + ___wrap_select, + _wasm_set_sapi_name, + _wasm_set_phpini_path, + _wasm_add_cli_arg, + _run_cli, + _wasm_add_SERVER_entry, + _wasm_add_ENV_entry, + _wasm_set_query_string, + _wasm_set_path_translated, + _wasm_set_skip_shebang, + _wasm_set_request_uri, + _wasm_set_request_method, + _wasm_set_request_host, + _wasm_set_content_type, + _wasm_set_request_body, + _wasm_set_content_length, + _wasm_set_cookies, + _wasm_set_request_port, + _wasm_sapi_request_shutdown, + _wasm_sapi_handle_request, + _php_wasm_init, + _wasm_free, + _wasm_get_end_offset, + ___wrap_getpid, + _wasm_trace, + _srandom, + _random, + _vsnprintf, + _pthread_mutex_init, + _pthread_mutex_destroy, + _pthread_mutex_lock, + _pthread_mutex_unlock, + _srand, + _rand, + _rewind, + _modf, + _atof, + _gmtime, + _pthread_cond_init, + _pthread_cond_destroy, + _pthread_cond_broadcast, + ___extenddftf2, + ___letf2, + ___floatunditf, + _div, + ___funcs_on_exit, + ___cxa_atexit, + ___dl_seterr, + __emscripten_find_dylib, + _freopen, + _pthread_cond_timedwait, + _mbstowcs, + _emscripten_builtin_memalign, + __emscripten_timeout, + _strtok, + _tanhf, + _wcstombs, + _emscripten_get_sbrk_ptr, + ___trap, + __emscripten_stack_restore, + __emscripten_stack_alloc, + _emscripten_stack_get_current, + __ZNSt3__211__call_onceERVmPvPFvS2_E, + __ZNSt3__218condition_variable10notify_allEv, + __ZNSt3__25mutex4lockEv, + __ZNSt3__25mutex6unlockEv, + ___cxa_bad_typeid, + ___cxa_allocate_exception, + ___cxa_throw, + ___cxa_pure_virtual, + ___dynamic_cast, + __ZNSt20bad_array_new_lengthD1Ev, + __ZNSt12length_errorD1Ev, + _sendmsg, + memory, + ___stack_pointer, + __indirect_function_table, + ___c_longjmp, + wasmTable, + wasmMemory; + + function assignWasmExports(wasmExports) { + _php_date_get_date_ce = Module['_php_date_get_date_ce'] = + wasmExports['php_date_get_date_ce']; + _php_date_get_interface_ce = Module['_php_date_get_interface_ce'] = + wasmExports['php_date_get_interface_ce']; + _php_date_get_timezone_ce = Module['_php_date_get_timezone_ce'] = + wasmExports['php_date_get_timezone_ce']; + _get_timezone_info = Module['_get_timezone_info'] = + wasmExports['get_timezone_info']; + _php_hash_fetch_ops = Module['_php_hash_fetch_ops'] = + wasmExports['php_hash_fetch_ops']; + _php_random_bytes = Module['_php_random_bytes'] = + wasmExports['php_random_bytes']; + _php_combined_lcg = Module['_php_combined_lcg'] = + wasmExports['php_combined_lcg']; + _php_mt_rand_range = Module['_php_mt_rand_range'] = + wasmExports['php_mt_rand_range']; + _php_get_nan = Module['_php_get_nan'] = wasmExports['php_get_nan']; + _php_get_inf = Module['_php_get_inf'] = wasmExports['php_get_inf']; + _php_setcookie = Module['_php_setcookie'] = + wasmExports['php_setcookie']; + _php_escape_html_entities = Module['_php_escape_html_entities'] = + wasmExports['php_escape_html_entities']; + _php_info_print_table_header = Module['_php_info_print_table_header'] = + wasmExports['php_info_print_table_header']; + _php_info_print_table_row = Module['_php_info_print_table_row'] = + wasmExports['php_info_print_table_row']; + _php_info_print_table_start = Module['_php_info_print_table_start'] = + wasmExports['php_info_print_table_start']; + _php_info_print_table_end = Module['_php_info_print_table_end'] = + wasmExports['php_info_print_table_end']; + _php_info_print_table_colspan_header = Module[ + '_php_info_print_table_colspan_header' + ] = wasmExports['php_info_print_table_colspan_header']; + _PHP_MD5Final = Module['_PHP_MD5Final'] = wasmExports['PHP_MD5Final']; + _PHP_MD5InitArgs = Module['_PHP_MD5InitArgs'] = + wasmExports['PHP_MD5InitArgs']; + _PHP_MD5Update = Module['_PHP_MD5Update'] = + wasmExports['PHP_MD5Update']; + _php_str_to_str = Module['_php_str_to_str'] = + wasmExports['php_str_to_str']; + _php_addcslashes_str = Module['_php_addcslashes_str'] = + wasmExports['php_addcslashes_str']; + _php_addcslashes = Module['_php_addcslashes'] = + wasmExports['php_addcslashes']; + _php_var_unserialize_init = Module['_php_var_unserialize_init'] = + wasmExports['php_var_unserialize_init']; + _php_var_unserialize_destroy = Module['_php_var_unserialize_destroy'] = + wasmExports['php_var_unserialize_destroy']; + _php_var_unserialize = Module['_php_var_unserialize'] = + wasmExports['php_var_unserialize']; + _php_var_serialize = Module['_php_var_serialize'] = + wasmExports['php_var_serialize']; + _php_var_serialize_init = Module['_php_var_serialize_init'] = + wasmExports['php_var_serialize_init']; + _php_var_serialize_destroy = Module['_php_var_serialize_destroy'] = + wasmExports['php_var_serialize_destroy']; + _php_printf = Module['_php_printf'] = wasmExports['php_printf']; + _php_get_module_initialized = Module['_php_get_module_initialized'] = + wasmExports['php_get_module_initialized']; + _php_log_err_with_severity = Module['_php_log_err_with_severity'] = + wasmExports['php_log_err_with_severity']; + _php_error_docref = Module['_php_error_docref'] = + wasmExports['php_error_docref']; + _php_socket_strerror = Module['_php_socket_strerror'] = + wasmExports['php_socket_strerror']; + _php_output_write = Module['_php_output_write'] = + wasmExports['php_output_write']; + _display_ini_entries = Module['_display_ini_entries'] = + wasmExports['display_ini_entries']; + _sapi_header_op = Module['_sapi_header_op'] = + wasmExports['sapi_header_op']; + _ap_php_slprintf = Module['_ap_php_slprintf'] = + wasmExports['ap_php_slprintf']; + _ap_php_snprintf = Module['_ap_php_snprintf'] = + wasmExports['ap_php_snprintf']; + _ap_php_vsnprintf = Module['_ap_php_vsnprintf'] = + wasmExports['ap_php_vsnprintf']; + __php_stream_cast = Module['__php_stream_cast'] = + wasmExports['_php_stream_cast']; + __php_stream_free = Module['__php_stream_free'] = + wasmExports['_php_stream_free']; + __php_stream_read = Module['__php_stream_read'] = + wasmExports['_php_stream_read']; + __php_stream_eof = Module['__php_stream_eof'] = + wasmExports['_php_stream_eof']; + __php_stream_set_option = Module['__php_stream_set_option'] = + wasmExports['_php_stream_set_option']; + __php_stream_write = Module['__php_stream_write'] = + wasmExports['_php_stream_write']; + __php_stream_getc = Module['__php_stream_getc'] = + wasmExports['_php_stream_getc']; + __php_stream_get_line = Module['__php_stream_get_line'] = + wasmExports['_php_stream_get_line']; + __php_stream_seek = Module['__php_stream_seek'] = + wasmExports['_php_stream_seek']; + __php_stream_open_wrapper_ex = Module['__php_stream_open_wrapper_ex'] = + wasmExports['_php_stream_open_wrapper_ex']; + _php_stream_context_alloc = Module['_php_stream_context_alloc'] = + wasmExports['php_stream_context_alloc']; + _php_stream_context_set_option = Module[ + '_php_stream_context_set_option' + ] = wasmExports['php_stream_context_set_option']; + __php_stream_xport_create = Module['__php_stream_xport_create'] = + wasmExports['_php_stream_xport_create']; + __emalloc_16 = Module['__emalloc_16'] = wasmExports['_emalloc_16']; + __emalloc_24 = Module['__emalloc_24'] = wasmExports['_emalloc_24']; + __emalloc_32 = Module['__emalloc_32'] = wasmExports['_emalloc_32']; + __emalloc_40 = Module['__emalloc_40'] = wasmExports['_emalloc_40']; + __emalloc_48 = Module['__emalloc_48'] = wasmExports['_emalloc_48']; + __emalloc_56 = Module['__emalloc_56'] = wasmExports['_emalloc_56']; + __emalloc_80 = Module['__emalloc_80'] = wasmExports['_emalloc_80']; + __emalloc_96 = Module['__emalloc_96'] = wasmExports['_emalloc_96']; + __emalloc_128 = Module['__emalloc_128'] = wasmExports['_emalloc_128']; + __emalloc_160 = Module['__emalloc_160'] = wasmExports['_emalloc_160']; + __emalloc_192 = Module['__emalloc_192'] = wasmExports['_emalloc_192']; + __emalloc_320 = Module['__emalloc_320'] = wasmExports['_emalloc_320']; + __emalloc_1280 = Module['__emalloc_1280'] = + wasmExports['_emalloc_1280']; + __efree_56 = Module['__efree_56'] = wasmExports['_efree_56']; + __emalloc = Module['__emalloc'] = wasmExports['_emalloc']; + __efree = Module['__efree'] = wasmExports['_efree']; + __erealloc = Module['__erealloc'] = wasmExports['_erealloc']; + __safe_emalloc = Module['__safe_emalloc'] = + wasmExports['_safe_emalloc']; + ___zend_malloc = Module['___zend_malloc'] = + wasmExports['__zend_malloc']; + __safe_erealloc = Module['__safe_erealloc'] = + wasmExports['_safe_erealloc']; + ___zend_realloc = Module['___zend_realloc'] = + wasmExports['__zend_realloc']; + __ecalloc = Module['__ecalloc'] = wasmExports['_ecalloc']; + __estrdup = Module['__estrdup'] = wasmExports['_estrdup']; + __estrndup = Module['__estrndup'] = wasmExports['_estrndup']; + _zend_set_memory_limit = Module['_zend_set_memory_limit'] = + wasmExports['zend_set_memory_limit']; + _zend_memory_usage = Module['_zend_memory_usage'] = + wasmExports['zend_memory_usage']; + _zend_memory_peak_usage = Module['_zend_memory_peak_usage'] = + wasmExports['zend_memory_peak_usage']; + ___zend_calloc = Module['___zend_calloc'] = + wasmExports['__zend_calloc']; + _zend_get_parameters_array_ex = Module[ + '_zend_get_parameters_array_ex' + ] = wasmExports['zend_get_parameters_array_ex']; + _zend_wrong_param_count = Module['_zend_wrong_param_count'] = + wasmExports['zend_wrong_param_count']; + _zend_zval_value_name = Module['_zend_zval_value_name'] = + wasmExports['zend_zval_value_name']; + _zend_zval_type_name = Module['_zend_zval_type_name'] = + wasmExports['zend_zval_type_name']; + _zend_wrong_parameters_none_error = Module[ + '_zend_wrong_parameters_none_error' + ] = wasmExports['zend_wrong_parameters_none_error']; + _zend_wrong_parameters_count_error = Module[ + '_zend_wrong_parameters_count_error' + ] = wasmExports['zend_wrong_parameters_count_error']; + _zend_wrong_parameter_error = Module['_zend_wrong_parameter_error'] = + wasmExports['zend_wrong_parameter_error']; + _zend_argument_type_error = Module['_zend_argument_type_error'] = + wasmExports['zend_argument_type_error']; + _zend_argument_value_error = Module['_zend_argument_value_error'] = + wasmExports['zend_argument_value_error']; + _zend_argument_error = Module['_zend_argument_error'] = + wasmExports['zend_argument_error']; + _zend_argument_must_not_be_empty_error = Module[ + '_zend_argument_must_not_be_empty_error' + ] = wasmExports['zend_argument_must_not_be_empty_error']; + _zend_parse_arg_bool_slow = Module['_zend_parse_arg_bool_slow'] = + wasmExports['zend_parse_arg_bool_slow']; + _zend_flf_parse_arg_bool_slow = Module[ + '_zend_flf_parse_arg_bool_slow' + ] = wasmExports['zend_flf_parse_arg_bool_slow']; + _zend_parse_arg_long_slow = Module['_zend_parse_arg_long_slow'] = + wasmExports['zend_parse_arg_long_slow']; + _zend_flf_parse_arg_long_slow = Module[ + '_zend_flf_parse_arg_long_slow' + ] = wasmExports['zend_flf_parse_arg_long_slow']; + _zend_parse_arg_double_slow = Module['_zend_parse_arg_double_slow'] = + wasmExports['zend_parse_arg_double_slow']; + _zend_parse_arg_str_slow = Module['_zend_parse_arg_str_slow'] = + wasmExports['zend_parse_arg_str_slow']; + _zend_flf_parse_arg_str_slow = Module['_zend_flf_parse_arg_str_slow'] = + wasmExports['zend_flf_parse_arg_str_slow']; + _zend_parse_arg_str_or_long_slow = Module[ + '_zend_parse_arg_str_or_long_slow' + ] = wasmExports['zend_parse_arg_str_or_long_slow']; + _zend_release_fcall_info_cache = Module[ + '_zend_release_fcall_info_cache' + ] = wasmExports['zend_release_fcall_info_cache']; + _zend_parse_parameters = Module['_zend_parse_parameters'] = + wasmExports['zend_parse_parameters']; + _zend_parse_method_parameters = Module[ + '_zend_parse_method_parameters' + ] = wasmExports['zend_parse_method_parameters']; + _object_properties_init = Module['_object_properties_init'] = + wasmExports['object_properties_init']; + _object_init_ex = Module['_object_init_ex'] = + wasmExports['object_init_ex']; + _add_assoc_long_ex = Module['_add_assoc_long_ex'] = + wasmExports['add_assoc_long_ex']; + _add_assoc_null_ex = Module['_add_assoc_null_ex'] = + wasmExports['add_assoc_null_ex']; + _add_assoc_bool_ex = Module['_add_assoc_bool_ex'] = + wasmExports['add_assoc_bool_ex']; + _add_assoc_double_ex = Module['_add_assoc_double_ex'] = + wasmExports['add_assoc_double_ex']; + _add_assoc_str_ex = Module['_add_assoc_str_ex'] = + wasmExports['add_assoc_str_ex']; + _add_assoc_string_ex = Module['_add_assoc_string_ex'] = + wasmExports['add_assoc_string_ex']; + _add_assoc_stringl_ex = Module['_add_assoc_stringl_ex'] = + wasmExports['add_assoc_stringl_ex']; + _add_assoc_zval_ex = Module['_add_assoc_zval_ex'] = + wasmExports['add_assoc_zval_ex']; + _add_index_long = Module['_add_index_long'] = + wasmExports['add_index_long']; + _add_index_null = Module['_add_index_null'] = + wasmExports['add_index_null']; + _add_index_string = Module['_add_index_string'] = + wasmExports['add_index_string']; + _add_index_stringl = Module['_add_index_stringl'] = + wasmExports['add_index_stringl']; + _add_next_index_long = Module['_add_next_index_long'] = + wasmExports['add_next_index_long']; + _add_next_index_null = Module['_add_next_index_null'] = + wasmExports['add_next_index_null']; + _add_next_index_bool = Module['_add_next_index_bool'] = + wasmExports['add_next_index_bool']; + _add_next_index_double = Module['_add_next_index_double'] = + wasmExports['add_next_index_double']; + _add_next_index_str = Module['_add_next_index_str'] = + wasmExports['add_next_index_str']; + _add_next_index_string = Module['_add_next_index_string'] = + wasmExports['add_next_index_string']; + _add_next_index_stringl = Module['_add_next_index_stringl'] = + wasmExports['add_next_index_stringl']; + _zend_startup_module = Module['_zend_startup_module'] = + wasmExports['zend_startup_module']; + _zend_register_internal_class_ex = Module[ + '_zend_register_internal_class_ex' + ] = wasmExports['zend_register_internal_class_ex']; + _zend_register_internal_class_with_flags = Module[ + '_zend_register_internal_class_with_flags' + ] = wasmExports['zend_register_internal_class_with_flags']; + _zend_class_implements = Module['_zend_class_implements'] = + wasmExports['zend_class_implements']; + _zend_is_callable_ex = Module['_zend_is_callable_ex'] = + wasmExports['zend_is_callable_ex']; + _zend_fcall_info_init = Module['_zend_fcall_info_init'] = + wasmExports['zend_fcall_info_init']; + _zend_get_module_version = Module['_zend_get_module_version'] = + wasmExports['zend_get_module_version']; + _zend_declare_typed_property = Module['_zend_declare_typed_property'] = + wasmExports['zend_declare_typed_property']; + _zend_try_assign_typed_ref_bool = Module[ + '_zend_try_assign_typed_ref_bool' + ] = wasmExports['zend_try_assign_typed_ref_bool']; + _zend_try_assign_typed_ref_long = Module[ + '_zend_try_assign_typed_ref_long' + ] = wasmExports['zend_try_assign_typed_ref_long']; + _zend_try_assign_typed_ref_str = Module[ + '_zend_try_assign_typed_ref_str' + ] = wasmExports['zend_try_assign_typed_ref_str']; + _zend_try_assign_typed_ref_arr = Module[ + '_zend_try_assign_typed_ref_arr' + ] = wasmExports['zend_try_assign_typed_ref_arr']; + _zend_declare_typed_class_constant = Module[ + '_zend_declare_typed_class_constant' + ] = wasmExports['zend_declare_typed_class_constant']; + _zend_declare_class_constant_ex = Module[ + '_zend_declare_class_constant_ex' + ] = wasmExports['zend_declare_class_constant_ex']; + _zend_declare_class_constant_long = Module[ + '_zend_declare_class_constant_long' + ] = wasmExports['zend_declare_class_constant_long']; + _zend_declare_class_constant_bool = Module[ + '_zend_declare_class_constant_bool' + ] = wasmExports['zend_declare_class_constant_bool']; + _zend_update_property = Module['_zend_update_property'] = + wasmExports['zend_update_property']; + _zend_read_property_ex = Module['_zend_read_property_ex'] = + wasmExports['zend_read_property_ex']; + _zend_read_property = Module['_zend_read_property'] = + wasmExports['zend_read_property']; + _zend_replace_error_handling = Module['_zend_replace_error_handling'] = + wasmExports['zend_replace_error_handling']; + _zend_restore_error_handling = Module['_zend_restore_error_handling'] = + wasmExports['zend_restore_error_handling']; + _zend_get_parameter_attribute_str = Module[ + '_zend_get_parameter_attribute_str' + ] = wasmExports['zend_get_parameter_attribute_str']; + _zend_add_attribute = Module['_zend_add_attribute'] = + wasmExports['zend_add_attribute']; + _zend_get_closure_method_def = Module['_zend_get_closure_method_def'] = + wasmExports['zend_get_closure_method_def']; + _zend_type_to_string = Module['_zend_type_to_string'] = + wasmExports['zend_type_to_string']; + _zend_unmangle_property_name_ex = Module[ + '_zend_unmangle_property_name_ex' + ] = wasmExports['zend_unmangle_property_name_ex']; + _zend_is_auto_global_str = Module['_zend_is_auto_global_str'] = + wasmExports['zend_is_auto_global_str']; + _zend_get_compiled_variable_name = Module[ + '_zend_get_compiled_variable_name' + ] = wasmExports['zend_get_compiled_variable_name']; + _zend_register_long_constant = Module['_zend_register_long_constant'] = + wasmExports['zend_register_long_constant']; + _zend_register_string_constant = Module[ + '_zend_register_string_constant' + ] = wasmExports['zend_register_string_constant']; + _zend_get_constant_str = Module['_zend_get_constant_str'] = + wasmExports['zend_get_constant_str']; + _zend_get_exception_base = Module['_zend_get_exception_base'] = + wasmExports['zend_get_exception_base']; + _zend_is_unwind_exit = Module['_zend_is_unwind_exit'] = + wasmExports['zend_is_unwind_exit']; + _zend_is_graceful_exit = Module['_zend_is_graceful_exit'] = + wasmExports['zend_is_graceful_exit']; + _zend_clear_exception = Module['_zend_clear_exception'] = + wasmExports['zend_clear_exception']; + _zend_throw_exception = Module['_zend_throw_exception'] = + wasmExports['zend_throw_exception']; + _zend_throw_exception_ex = Module['_zend_throw_exception_ex'] = + wasmExports['zend_throw_exception_ex']; + _zend_throw_error_exception = Module['_zend_throw_error_exception'] = + wasmExports['zend_throw_error_exception']; + _get_active_class_name = Module['_get_active_class_name'] = + wasmExports['get_active_class_name']; + _get_active_function_name = Module['_get_active_function_name'] = + wasmExports['get_active_function_name']; + _zend_get_executed_filename = Module['_zend_get_executed_filename'] = + wasmExports['zend_get_executed_filename']; + _zend_get_executed_filename_ex = Module[ + '_zend_get_executed_filename_ex' + ] = wasmExports['zend_get_executed_filename_ex']; + _zend_get_executed_lineno = Module['_zend_get_executed_lineno'] = + wasmExports['zend_get_executed_lineno']; + __call_user_function_impl = Module['__call_user_function_impl'] = + wasmExports['_call_user_function_impl']; + _zend_call_function = Module['_zend_call_function'] = + wasmExports['zend_call_function']; + _zend_call_known_function = Module['_zend_call_known_function'] = + wasmExports['zend_call_known_function']; + _zend_call_known_instance_method_with_2_params = Module[ + '_zend_call_known_instance_method_with_2_params' + ] = wasmExports['zend_call_known_instance_method_with_2_params']; + _zend_eval_string = Module['_zend_eval_string'] = + wasmExports['zend_eval_string']; + _zend_set_timeout = Module['_zend_set_timeout'] = + wasmExports['zend_set_timeout']; + _zend_unset_timeout = Module['_zend_unset_timeout'] = + wasmExports['zend_unset_timeout']; + _zend_fetch_class = Module['_zend_fetch_class'] = + wasmExports['zend_fetch_class']; + _zend_rebuild_symbol_table = Module['_zend_rebuild_symbol_table'] = + wasmExports['zend_rebuild_symbol_table']; + _zend_get_zval_ptr = Module['_zend_get_zval_ptr'] = + wasmExports['zend_get_zval_ptr']; + _zend_set_user_opcode_handler = Module[ + '_zend_set_user_opcode_handler' + ] = wasmExports['zend_set_user_opcode_handler']; + _zend_get_user_opcode_handler = Module[ + '_zend_get_user_opcode_handler' + ] = wasmExports['zend_get_user_opcode_handler']; + _zend_get_resource_handle = Module['_zend_get_resource_handle'] = + wasmExports['zend_get_resource_handle']; + _gc_enabled = Module['_gc_enabled'] = wasmExports['gc_enabled']; + _gc_possible_root = Module['_gc_possible_root'] = + wasmExports['gc_possible_root']; + _zend_gc_get_status = Module['_zend_gc_get_status'] = + wasmExports['zend_gc_get_status']; + _zend_get_gc_buffer_create = Module['_zend_get_gc_buffer_create'] = + wasmExports['zend_get_gc_buffer_create']; + _zend_get_gc_buffer_grow = Module['_zend_get_gc_buffer_grow'] = + wasmExports['zend_get_gc_buffer_grow']; + _zend_hash_str_find = Module['_zend_hash_str_find'] = + wasmExports['zend_hash_str_find']; + __zend_hash_init = Module['__zend_hash_init'] = + wasmExports['_zend_hash_init']; + __zend_new_array_0 = Module['__zend_new_array_0'] = + wasmExports['_zend_new_array_0']; + __zend_new_array = Module['__zend_new_array'] = + wasmExports['_zend_new_array']; + _zend_array_dup = Module['_zend_array_dup'] = + wasmExports['zend_array_dup']; + _zend_hash_add = Module['_zend_hash_add'] = + wasmExports['zend_hash_add']; + _zend_hash_update = Module['_zend_hash_update'] = + wasmExports['zend_hash_update']; + _zend_hash_str_update = Module['_zend_hash_str_update'] = + wasmExports['zend_hash_str_update']; + _zend_hash_index_add_empty_element = Module[ + '_zend_hash_index_add_empty_element' + ] = wasmExports['zend_hash_index_add_empty_element']; + _zend_hash_add_empty_element = Module['_zend_hash_add_empty_element'] = + wasmExports['zend_hash_add_empty_element']; + _zend_hash_str_add_empty_element = Module[ + '_zend_hash_str_add_empty_element' + ] = wasmExports['zend_hash_str_add_empty_element']; + _zend_hash_next_index_insert = Module['_zend_hash_next_index_insert'] = + wasmExports['zend_hash_next_index_insert']; + _zend_hash_next_index_insert_new = Module[ + '_zend_hash_next_index_insert_new' + ] = wasmExports['zend_hash_next_index_insert_new']; + _zend_hash_index_update = Module['_zend_hash_index_update'] = + wasmExports['zend_hash_index_update']; + _zend_hash_del = Module['_zend_hash_del'] = + wasmExports['zend_hash_del']; + _zend_hash_str_del = Module['_zend_hash_str_del'] = + wasmExports['zend_hash_str_del']; + _zend_hash_index_del = Module['_zend_hash_index_del'] = + wasmExports['zend_hash_index_del']; + _zend_hash_destroy = Module['_zend_hash_destroy'] = + wasmExports['zend_hash_destroy']; + _zend_array_destroy = Module['_zend_array_destroy'] = + wasmExports['zend_array_destroy']; + _zend_hash_clean = Module['_zend_hash_clean'] = + wasmExports['zend_hash_clean']; + _zend_hash_apply = Module['_zend_hash_apply'] = + wasmExports['zend_hash_apply']; + _zend_hash_apply_with_arguments = Module[ + '_zend_hash_apply_with_arguments' + ] = wasmExports['zend_hash_apply_with_arguments']; + _zend_hash_copy = Module['_zend_hash_copy'] = + wasmExports['zend_hash_copy']; + _zend_array_to_list = Module['_zend_array_to_list'] = + wasmExports['zend_array_to_list']; + _zend_hash_find = Module['_zend_hash_find'] = + wasmExports['zend_hash_find']; + _zend_hash_index_find = Module['_zend_hash_index_find'] = + wasmExports['zend_hash_index_find']; + _zend_hash_internal_pointer_reset_ex = Module[ + '_zend_hash_internal_pointer_reset_ex' + ] = wasmExports['zend_hash_internal_pointer_reset_ex']; + _zend_hash_move_forward_ex = Module['_zend_hash_move_forward_ex'] = + wasmExports['zend_hash_move_forward_ex']; + _zend_hash_get_current_key_ex = Module[ + '_zend_hash_get_current_key_ex' + ] = wasmExports['zend_hash_get_current_key_ex']; + _zend_hash_get_current_key_type_ex = Module[ + '_zend_hash_get_current_key_type_ex' + ] = wasmExports['zend_hash_get_current_key_type_ex']; + _zend_hash_get_current_data_ex = Module[ + '_zend_hash_get_current_data_ex' + ] = wasmExports['zend_hash_get_current_data_ex']; + _zend_hash_sort_ex = Module['_zend_hash_sort_ex'] = + wasmExports['zend_hash_sort_ex']; + __zend_handle_numeric_str_ex = Module['__zend_handle_numeric_str_ex'] = + wasmExports['_zend_handle_numeric_str_ex']; + _zend_html_puts = Module['_zend_html_puts'] = + wasmExports['zend_html_puts']; + _zend_register_ini_entries_ex = Module[ + '_zend_register_ini_entries_ex' + ] = wasmExports['zend_register_ini_entries_ex']; + _zend_unregister_ini_entries_ex = Module[ + '_zend_unregister_ini_entries_ex' + ] = wasmExports['zend_unregister_ini_entries_ex']; + _zend_alter_ini_entry = Module['_zend_alter_ini_entry'] = + wasmExports['zend_alter_ini_entry']; + _zend_ini_long = Module['_zend_ini_long'] = + wasmExports['zend_ini_long']; + _zend_ini_string_ex = Module['_zend_ini_string_ex'] = + wasmExports['zend_ini_string_ex']; + _zend_ini_string = Module['_zend_ini_string'] = + wasmExports['zend_ini_string']; + _zend_ini_boolean_displayer_cb = Module[ + '_zend_ini_boolean_displayer_cb' + ] = wasmExports['zend_ini_boolean_displayer_cb']; + _display_link_numbers = Module['_display_link_numbers'] = + wasmExports['display_link_numbers']; + _OnUpdateBool = Module['_OnUpdateBool'] = wasmExports['OnUpdateBool']; + _OnUpdateLong = Module['_OnUpdateLong'] = wasmExports['OnUpdateLong']; + _OnUpdateLongGEZero = Module['_OnUpdateLongGEZero'] = + wasmExports['OnUpdateLongGEZero']; + _OnUpdateReal = Module['_OnUpdateReal'] = wasmExports['OnUpdateReal']; + _OnUpdateString = Module['_OnUpdateString'] = + wasmExports['OnUpdateString']; + _OnUpdateStringUnempty = Module['_OnUpdateStringUnempty'] = + wasmExports['OnUpdateStringUnempty']; + _zend_call_method = Module['_zend_call_method'] = + wasmExports['zend_call_method']; + _zend_create_internal_iterator_zval = Module[ + '_zend_create_internal_iterator_zval' + ] = wasmExports['zend_create_internal_iterator_zval']; + _zend_iterator_init = Module['_zend_iterator_init'] = + wasmExports['zend_iterator_init']; + _zend_register_list_destructors_ex = Module[ + '_zend_register_list_destructors_ex' + ] = wasmExports['zend_register_list_destructors_ex']; + _zend_rsrc_list_get_rsrc_type = Module[ + '_zend_rsrc_list_get_rsrc_type' + ] = wasmExports['zend_rsrc_list_get_rsrc_type']; + _zend_register_persistent_resource = Module[ + '_zend_register_persistent_resource' + ] = wasmExports['zend_register_persistent_resource']; + _zend_llist_init = Module['_zend_llist_init'] = + wasmExports['zend_llist_init']; + _zend_llist_add_element = Module['_zend_llist_add_element'] = + wasmExports['zend_llist_add_element']; + _zend_llist_prepend_element = Module['_zend_llist_prepend_element'] = + wasmExports['zend_llist_prepend_element']; + _zend_llist_destroy = Module['_zend_llist_destroy'] = + wasmExports['zend_llist_destroy']; + _zend_llist_remove_tail = Module['_zend_llist_remove_tail'] = + wasmExports['zend_llist_remove_tail']; + _zend_llist_count = Module['_zend_llist_count'] = + wasmExports['zend_llist_count']; + _zend_llist_get_first_ex = Module['_zend_llist_get_first_ex'] = + wasmExports['zend_llist_get_first_ex']; + _zend_llist_get_last_ex = Module['_zend_llist_get_last_ex'] = + wasmExports['zend_llist_get_last_ex']; + _zend_llist_get_next_ex = Module['_zend_llist_get_next_ex'] = + wasmExports['zend_llist_get_next_ex']; + _zend_std_get_properties = Module['_zend_std_get_properties'] = + wasmExports['zend_std_get_properties']; + _zend_get_properties_no_lazy_init = Module[ + '_zend_get_properties_no_lazy_init' + ] = wasmExports['zend_get_properties_no_lazy_init']; + _zend_get_property_info = Module['_zend_get_property_info'] = + wasmExports['zend_get_property_info']; + _zend_class_init_statics = Module['_zend_class_init_statics'] = + wasmExports['zend_class_init_statics']; + _zend_std_compare_objects = Module['_zend_std_compare_objects'] = + wasmExports['zend_std_compare_objects']; + _zend_get_properties_for = Module['_zend_get_properties_for'] = + wasmExports['zend_get_properties_for']; + _zend_objects_store_mark_destructed = Module[ + '_zend_objects_store_mark_destructed' + ] = wasmExports['zend_objects_store_mark_destructed']; + _zend_objects_store_del = Module['_zend_objects_store_del'] = + wasmExports['zend_objects_store_del']; + _zend_object_std_init = Module['_zend_object_std_init'] = + wasmExports['zend_object_std_init']; + _zend_object_std_dtor = Module['_zend_object_std_dtor'] = + wasmExports['zend_object_std_dtor']; + _zend_objects_clone_members = Module['_zend_objects_clone_members'] = + wasmExports['zend_objects_clone_members']; + _zend_observer_fcall_register = Module[ + '_zend_observer_fcall_register' + ] = wasmExports['zend_observer_fcall_register']; + _zend_observer_fiber_switch_register = Module[ + '_zend_observer_fiber_switch_register' + ] = wasmExports['zend_observer_fiber_switch_register']; + __is_numeric_string_ex = Module['__is_numeric_string_ex'] = + wasmExports['_is_numeric_string_ex']; + _zval_try_get_long = Module['_zval_try_get_long'] = + wasmExports['zval_try_get_long']; + _convert_to_long = Module['_convert_to_long'] = + wasmExports['convert_to_long']; + _zval_get_long_func = Module['_zval_get_long_func'] = + wasmExports['zval_get_long_func']; + _convert_to_double = Module['_convert_to_double'] = + wasmExports['convert_to_double']; + __convert_to_string = Module['__convert_to_string'] = + wasmExports['_convert_to_string']; + __try_convert_to_string = Module['__try_convert_to_string'] = + wasmExports['_try_convert_to_string']; + _zval_get_double_func = Module['_zval_get_double_func'] = + wasmExports['zval_get_double_func']; + _zval_get_string_func = Module['_zval_get_string_func'] = + wasmExports['zval_get_string_func']; + _zend_is_true = Module['_zend_is_true'] = wasmExports['zend_is_true']; + _zend_binary_strcasecmp = Module['_zend_binary_strcasecmp'] = + wasmExports['zend_binary_strcasecmp']; + _numeric_compare_function = Module['_numeric_compare_function'] = + wasmExports['numeric_compare_function']; + _compare_function = Module['_compare_function'] = + wasmExports['compare_function']; + _instanceof_function_slow = Module['_instanceof_function_slow'] = + wasmExports['instanceof_function_slow']; + _zend_str_tolower = Module['_zend_str_tolower'] = + wasmExports['zend_str_tolower']; + _zend_memnstr_ex = Module['_zend_memnstr_ex'] = + wasmExports['zend_memnstr_ex']; + _smart_str_erealloc = Module['_smart_str_erealloc'] = + wasmExports['smart_str_erealloc']; + __smart_string_alloc = Module['__smart_string_alloc'] = + wasmExports['_smart_string_alloc']; + _zend_sort = Module['_zend_sort'] = wasmExports['zend_sort']; + _zend_strtod = Module['_zend_strtod'] = wasmExports['zend_strtod']; + _zend_freedtoa = Module['_zend_freedtoa'] = + wasmExports['zend_freedtoa']; + _zend_dtoa = Module['_zend_dtoa'] = wasmExports['zend_dtoa']; + _rc_dtor_func = Module['_rc_dtor_func'] = wasmExports['rc_dtor_func']; + _zval_ptr_dtor = Module['_zval_ptr_dtor'] = + wasmExports['zval_ptr_dtor']; + _zval_add_ref = Module['_zval_add_ref'] = wasmExports['zval_add_ref']; + _virtual_file_ex = Module['_virtual_file_ex'] = + wasmExports['virtual_file_ex']; + _tsrm_realpath = Module['_tsrm_realpath'] = + wasmExports['tsrm_realpath']; + _zend_vspprintf = Module['_zend_vspprintf'] = + wasmExports['zend_vspprintf']; + _zend_spprintf = Module['_zend_spprintf'] = + wasmExports['zend_spprintf']; + _zend_strpprintf = Module['_zend_strpprintf'] = + wasmExports['zend_strpprintf']; + __zend_bailout = Module['__zend_bailout'] = + wasmExports['_zend_bailout']; + _zend_error = Module['_zend_error'] = wasmExports['zend_error']; + _zend_error_noreturn = Module['_zend_error_noreturn'] = + wasmExports['zend_error_noreturn']; + _zend_throw_error = Module['_zend_throw_error'] = + wasmExports['zend_throw_error']; + _zend_illegal_container_offset = Module[ + '_zend_illegal_container_offset' + ] = wasmExports['zend_illegal_container_offset']; + _zend_argument_count_error = Module['_zend_argument_count_error'] = + wasmExports['zend_argument_count_error']; + _zend_value_error = Module['_zend_value_error'] = + wasmExports['zend_value_error']; + _strtoll = Module['_strtoll'] = wasmExports['strtoll']; + _strlen = Module['_strlen'] = wasmExports['strlen']; + _munmap = Module['_munmap'] = wasmExports['munmap']; + _fiprintf = Module['_fiprintf'] = wasmExports['fiprintf']; + _abort = Module['_abort'] = wasmExports['abort']; + _free = Module['_free'] = wasmExports['free']; + _memcmp = Module['_memcmp'] = wasmExports['memcmp']; + _malloc = + PHPLoader['malloc'] = + Module['_malloc'] = + wasmExports['malloc']; + _snprintf = Module['_snprintf'] = wasmExports['snprintf']; + _strchr = Module['_strchr'] = wasmExports['strchr']; + _clock_gettime = Module['_clock_gettime'] = + wasmExports['clock_gettime']; + _dlopen = Module['_dlopen'] = wasmExports['dlopen']; + _dlsym = Module['_dlsym'] = wasmExports['dlsym']; + _dlclose = Module['_dlclose'] = wasmExports['dlclose']; + _strcmp = Module['_strcmp'] = wasmExports['strcmp']; + _getenv = Module['_getenv'] = wasmExports['getenv']; + ___wasm_setjmp = Module['___wasm_setjmp'] = + wasmExports['__wasm_setjmp']; + ___wasm_setjmp_test = Module['___wasm_setjmp_test'] = + wasmExports['__wasm_setjmp_test']; + ___wasm_longjmp = Module['___wasm_longjmp'] = + wasmExports['__wasm_longjmp']; + _atoi = Module['_atoi'] = wasmExports['atoi']; + ___errno_location = Module['___errno_location'] = + wasmExports['__errno_location']; + _strtoull = Module['_strtoull'] = wasmExports['strtoull']; + _strrchr = Module['_strrchr'] = wasmExports['strrchr']; + _realloc = Module['_realloc'] = wasmExports['realloc']; + _strcasecmp = Module['_strcasecmp'] = wasmExports['strcasecmp']; + _memchr = Module['_memchr'] = wasmExports['memchr']; + _fwrite = Module['_fwrite'] = wasmExports['fwrite']; + _strncmp = Module['_strncmp'] = wasmExports['strncmp']; + _iscntrl = Module['_iscntrl'] = wasmExports['iscntrl']; + _isxdigit = Module['_isxdigit'] = wasmExports['isxdigit']; + _tolower = Module['_tolower'] = wasmExports['tolower']; + _strtok_r = Module['_strtok_r'] = wasmExports['strtok_r']; + _strncasecmp = Module['_strncasecmp'] = wasmExports['strncasecmp']; + _fileno = Module['_fileno'] = wasmExports['fileno']; + _isatty = Module['_isatty'] = wasmExports['isatty']; + _fread = Module['_fread'] = wasmExports['fread']; + _fclose = Module['_fclose'] = wasmExports['fclose']; + _strtoul = Module['_strtoul'] = wasmExports['strtoul']; + _strstr = Module['_strstr'] = wasmExports['strstr']; + _strpbrk = Module['_strpbrk'] = wasmExports['strpbrk']; + _strdup = Module['_strdup'] = wasmExports['strdup']; + _write = Module['_write'] = wasmExports['write']; + _close = Module['_close'] = wasmExports['close']; + _stat = Module['_stat'] = wasmExports['stat']; + _gettimeofday = Module['_gettimeofday'] = wasmExports['gettimeofday']; + _time = Module['_time'] = wasmExports['time']; + _toupper = Module['_toupper'] = wasmExports['toupper']; + _iprintf = Module['_iprintf'] = wasmExports['iprintf']; + _puts = Module['_puts'] = wasmExports['puts']; + _putchar = Module['_putchar'] = wasmExports['putchar']; + _fopen = Module['_fopen'] = wasmExports['fopen']; + _getcwd = Module['_getcwd'] = wasmExports['getcwd']; + _open = Module['_open'] = wasmExports['open']; + _strncpy = Module['_strncpy'] = wasmExports['strncpy']; + _siprintf = Module['_siprintf'] = wasmExports['siprintf']; + _localtime_r = Module['_localtime_r'] = wasmExports['localtime_r']; + _strtol = Module['_strtol'] = wasmExports['strtol']; + _pow = Module['_pow'] = wasmExports['pow']; + _strtod = Module['_strtod'] = wasmExports['strtod']; + _strftime = Module['_strftime'] = wasmExports['strftime']; + _round = Module['_round'] = wasmExports['round']; + _sin = Module['_sin'] = wasmExports['sin']; + _cos = Module['_cos'] = wasmExports['cos']; + _atan2 = Module['_atan2'] = wasmExports['atan2']; + _acos = Module['_acos'] = wasmExports['acos']; + _tan = Module['_tan'] = wasmExports['tan']; + _asin = Module['_asin'] = wasmExports['asin']; + _atan = Module['_atan'] = wasmExports['atan']; + _log = Module['_log'] = wasmExports['log']; + _log2 = Module['_log2'] = wasmExports['log2']; + _fmod = Module['_fmod'] = wasmExports['fmod']; + _ispunct = Module['_ispunct'] = wasmExports['ispunct']; + _setlocale = Module['_setlocale'] = wasmExports['setlocale']; + _strerror = Module['_strerror'] = wasmExports['strerror']; + _read = Module['_read'] = wasmExports['read']; + _wasm_php_exec = Module['_wasm_php_exec'] = + wasmExports['wasm_php_exec']; + _socket = Module['_socket'] = wasmExports['socket']; + _gai_strerror = Module['_gai_strerror'] = wasmExports['gai_strerror']; + _freeaddrinfo = Module['_freeaddrinfo'] = wasmExports['freeaddrinfo']; + _fcntl = Module['_fcntl'] = wasmExports['fcntl']; + _connect = Module['_connect'] = wasmExports['connect']; + _strerror_r = Module['_strerror_r'] = wasmExports['strerror_r']; + _php_pollfd_for = Module['_php_pollfd_for'] = + wasmExports['php_pollfd_for']; + _getsockopt = Module['_getsockopt'] = wasmExports['getsockopt']; + _htons = Module['_htons'] = wasmExports['htons']; + _ntohs = Module['_ntohs'] = wasmExports['ntohs']; + _getpeername = Module['_getpeername'] = wasmExports['getpeername']; + _getsockname = Module['_getsockname'] = wasmExports['getsockname']; + _htonl = Module['_htonl'] = wasmExports['htonl']; + _send = Module['_send'] = wasmExports['send']; + _shutdown = Module['_shutdown'] = wasmExports['shutdown']; + _strcpy = Module['_strcpy'] = wasmExports['strcpy']; + _strcat = Module['_strcat'] = wasmExports['strcat']; + _tzset = Module['_tzset'] = wasmExports['tzset']; + _ntohl = Module['_ntohl'] = wasmExports['ntohl']; + _wasm_sleep = Module['_wasm_sleep'] = wasmExports['wasm_sleep']; + _fputs = Module['_fputs'] = wasmExports['fputs']; + _atoll = Module['_atoll'] = wasmExports['atoll']; + _isdigit = Module['_isdigit'] = wasmExports['isdigit']; + _isgraph = Module['_isgraph'] = wasmExports['isgraph']; + _isspace = Module['_isspace'] = wasmExports['isspace']; + _fflush = Module['_fflush'] = wasmExports['fflush']; + _calloc = Module['_calloc'] = wasmExports['calloc']; + _expf = Module['_expf'] = wasmExports['expf']; + _lseek = Module['_lseek'] = wasmExports['lseek']; + _fputc = Module['_fputc'] = wasmExports['fputc']; + ___small_fprintf = Module['___small_fprintf'] = + wasmExports['__small_fprintf']; + _qsort = Module['_qsort'] = wasmExports['qsort']; + _vfprintf = Module['_vfprintf'] = wasmExports['vfprintf']; + _mmap = Module['_mmap'] = wasmExports['mmap']; + _flock = Module['_flock'] = wasmExports['flock']; + _fgets = Module['_fgets'] = wasmExports['fgets']; + _initgroups = Module['_initgroups'] = wasmExports['initgroups']; + _atol = Module['_atol'] = wasmExports['atol']; + _wasm_read = Module['_wasm_read'] = wasmExports['wasm_read']; + _feof = Module['_feof'] = wasmExports['feof']; + _strncat = Module['_strncat'] = wasmExports['strncat']; + ___ctype_get_mb_cur_max = Module['___ctype_get_mb_cur_max'] = + wasmExports['__ctype_get_mb_cur_max']; + ___wrap_usleep = Module['___wrap_usleep'] = + wasmExports['__wrap_usleep']; + _wasm_popen = Module['_wasm_popen'] = wasmExports['wasm_popen']; + _wasm_pclose = Module['_wasm_pclose'] = wasmExports['wasm_pclose']; + _poll = Module['_poll'] = wasmExports['poll']; + ___wrap_select = Module['___wrap_select'] = + wasmExports['__wrap_select']; + _wasm_set_sapi_name = Module['_wasm_set_sapi_name'] = + wasmExports['wasm_set_sapi_name']; + _wasm_set_phpini_path = Module['_wasm_set_phpini_path'] = + wasmExports['wasm_set_phpini_path']; + _wasm_add_cli_arg = Module['_wasm_add_cli_arg'] = + wasmExports['wasm_add_cli_arg']; + _run_cli = Module['_run_cli'] = wasmExports['run_cli']; + _wasm_add_SERVER_entry = Module['_wasm_add_SERVER_entry'] = + wasmExports['wasm_add_SERVER_entry']; + _wasm_add_ENV_entry = Module['_wasm_add_ENV_entry'] = + wasmExports['wasm_add_ENV_entry']; + _wasm_set_query_string = Module['_wasm_set_query_string'] = + wasmExports['wasm_set_query_string']; + _wasm_set_path_translated = Module['_wasm_set_path_translated'] = + wasmExports['wasm_set_path_translated']; + _wasm_set_skip_shebang = Module['_wasm_set_skip_shebang'] = + wasmExports['wasm_set_skip_shebang']; + _wasm_set_request_uri = Module['_wasm_set_request_uri'] = + wasmExports['wasm_set_request_uri']; + _wasm_set_request_method = Module['_wasm_set_request_method'] = + wasmExports['wasm_set_request_method']; + _wasm_set_request_host = Module['_wasm_set_request_host'] = + wasmExports['wasm_set_request_host']; + _wasm_set_content_type = Module['_wasm_set_content_type'] = + wasmExports['wasm_set_content_type']; + _wasm_set_request_body = Module['_wasm_set_request_body'] = + wasmExports['wasm_set_request_body']; + _wasm_set_content_length = Module['_wasm_set_content_length'] = + wasmExports['wasm_set_content_length']; + _wasm_set_cookies = Module['_wasm_set_cookies'] = + wasmExports['wasm_set_cookies']; + _wasm_set_request_port = Module['_wasm_set_request_port'] = + wasmExports['wasm_set_request_port']; + _wasm_sapi_request_shutdown = Module['_wasm_sapi_request_shutdown'] = + wasmExports['wasm_sapi_request_shutdown']; + _wasm_sapi_handle_request = Module['_wasm_sapi_handle_request'] = + wasmExports['wasm_sapi_handle_request']; + _php_wasm_init = Module['_php_wasm_init'] = + wasmExports['php_wasm_init']; + _wasm_free = + PHPLoader['free'] = + Module['_wasm_free'] = + wasmExports['wasm_free']; + _wasm_get_end_offset = Module['_wasm_get_end_offset'] = + wasmExports['wasm_get_end_offset']; + ___wrap_getpid = Module['___wrap_getpid'] = + wasmExports['__wrap_getpid']; + _wasm_trace = Module['_wasm_trace'] = wasmExports['wasm_trace']; + _srandom = Module['_srandom'] = wasmExports['srandom']; + _random = Module['_random'] = wasmExports['random']; + _vsnprintf = Module['_vsnprintf'] = wasmExports['vsnprintf']; + _pthread_mutex_init = Module['_pthread_mutex_init'] = + wasmExports['pthread_mutex_init']; + _pthread_mutex_destroy = Module['_pthread_mutex_destroy'] = + wasmExports['pthread_mutex_destroy']; + _pthread_mutex_lock = Module['_pthread_mutex_lock'] = + wasmExports['pthread_mutex_lock']; + _pthread_mutex_unlock = Module['_pthread_mutex_unlock'] = + wasmExports['pthread_mutex_unlock']; + _srand = Module['_srand'] = wasmExports['srand']; + _rand = Module['_rand'] = wasmExports['rand']; + _rewind = Module['_rewind'] = wasmExports['rewind']; + _modf = Module['_modf'] = wasmExports['modf']; + _atof = Module['_atof'] = wasmExports['atof']; + _gmtime = Module['_gmtime'] = wasmExports['gmtime']; + _pthread_cond_init = Module['_pthread_cond_init'] = + wasmExports['pthread_cond_init']; + _pthread_cond_destroy = Module['_pthread_cond_destroy'] = + wasmExports['pthread_cond_destroy']; + _pthread_cond_broadcast = Module['_pthread_cond_broadcast'] = + wasmExports['pthread_cond_broadcast']; + ___extenddftf2 = Module['___extenddftf2'] = + wasmExports['__extenddftf2']; + ___letf2 = Module['___letf2'] = wasmExports['__letf2']; + ___floatunditf = Module['___floatunditf'] = + wasmExports['__floatunditf']; + _div = Module['_div'] = wasmExports['div']; + ___funcs_on_exit = wasmExports['__funcs_on_exit']; + ___cxa_atexit = Module['___cxa_atexit'] = wasmExports['__cxa_atexit']; + ___dl_seterr = wasmExports['__dl_seterr']; + __emscripten_find_dylib = wasmExports['_emscripten_find_dylib']; + _freopen = Module['_freopen'] = wasmExports['freopen']; + _pthread_cond_timedwait = Module['_pthread_cond_timedwait'] = + wasmExports['pthread_cond_timedwait']; + _mbstowcs = Module['_mbstowcs'] = wasmExports['mbstowcs']; + _emscripten_builtin_memalign = + wasmExports['emscripten_builtin_memalign']; + __emscripten_timeout = wasmExports['_emscripten_timeout']; + _strtok = Module['_strtok'] = wasmExports['strtok']; + _tanhf = Module['_tanhf'] = wasmExports['tanhf']; + _wcstombs = Module['_wcstombs'] = wasmExports['wcstombs']; + _emscripten_get_sbrk_ptr = wasmExports['emscripten_get_sbrk_ptr']; + ___trap = wasmExports['__trap']; + __emscripten_stack_restore = wasmExports['_emscripten_stack_restore']; + __emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc']; + _emscripten_stack_get_current = + wasmExports['emscripten_stack_get_current']; + __ZNSt3__211__call_onceERVmPvPFvS2_E = Module[ + '__ZNSt3__211__call_onceERVmPvPFvS2_E' + ] = wasmExports['_ZNSt3__211__call_onceERVmPvPFvS2_E']; + __ZNSt3__218condition_variable10notify_allEv = Module[ + '__ZNSt3__218condition_variable10notify_allEv' + ] = wasmExports['_ZNSt3__218condition_variable10notify_allEv']; + __ZNSt3__25mutex4lockEv = Module['__ZNSt3__25mutex4lockEv'] = + wasmExports['_ZNSt3__25mutex4lockEv']; + __ZNSt3__25mutex6unlockEv = Module['__ZNSt3__25mutex6unlockEv'] = + wasmExports['_ZNSt3__25mutex6unlockEv']; + ___cxa_bad_typeid = Module['___cxa_bad_typeid'] = + wasmExports['__cxa_bad_typeid']; + ___cxa_allocate_exception = Module['___cxa_allocate_exception'] = + wasmExports['__cxa_allocate_exception']; + ___cxa_throw = Module['___cxa_throw'] = wasmExports['__cxa_throw']; + ___cxa_pure_virtual = Module['___cxa_pure_virtual'] = + wasmExports['__cxa_pure_virtual']; + ___dynamic_cast = Module['___dynamic_cast'] = + wasmExports['__dynamic_cast']; + __ZNSt20bad_array_new_lengthD1Ev = Module[ + '__ZNSt20bad_array_new_lengthD1Ev' + ] = wasmExports['_ZNSt20bad_array_new_lengthD1Ev']; + __ZNSt12length_errorD1Ev = Module['__ZNSt12length_errorD1Ev'] = + wasmExports['_ZNSt12length_errorD1Ev']; + _sendmsg = Module['_sendmsg'] = wasmExports['sendmsg']; + memory = wasmMemory = wasmExports['memory']; + ___stack_pointer = Module['___stack_pointer'] = + wasmExports['__stack_pointer']; + __indirect_function_table = wasmTable = + wasmExports['__indirect_function_table']; + ___c_longjmp = Module['___c_longjmp'] = wasmExports['__c_longjmp']; + } -var _sapi_module = Module["_sapi_module"] = 15444488; + var _spl_ce_RuntimeException = (Module['_spl_ce_RuntimeException'] = + 15549516); -var _sapi_globals = Module["_sapi_globals"] = 15444632; + var _core_globals = (Module['_core_globals'] = 15560416); -var _module_registry = Module["_module_registry"] = 15562392; + var _php_ini_opened_path = (Module['_php_ini_opened_path'] = 15449296); -var _zend_ce_closure = Module["_zend_ce_closure"] = 15556044; + var _php_ini_scanned_path = (Module['_php_ini_scanned_path'] = 15449300); -var _compiler_globals = Module["_compiler_globals"] = 15563944; + var _php_ini_scanned_files = (Module['_php_ini_scanned_files'] = 15449304); -var _executor_globals = Module["_executor_globals"] = 15564360; + var _sapi_module = (Module['_sapi_module'] = 15444472); -var _zend_compile_file = Module["_zend_compile_file"] = 15565752; + var _sapi_globals = (Module['_sapi_globals'] = 15444616); -var _zend_ce_exception = Module["_zend_ce_exception"] = 15561516; + var _module_registry = (Module['_module_registry'] = 15562376); -var _zend_ce_error = Module["_zend_ce_error"] = 15561632; + var _zend_ce_closure = (Module['_zend_ce_closure'] = 15556028); -var _zend_throw_exception_hook = Module["_zend_throw_exception_hook"] = 15561508; + var _compiler_globals = (Module['_compiler_globals'] = 15563928); -var _zend_ce_throwable = Module["_zend_ce_throwable"] = 15561512; + var _executor_globals = (Module['_executor_globals'] = 15564344); -var _zend_execute_ex = Module["_zend_execute_ex"] = 15562772; + var _zend_compile_file = (Module['_zend_compile_file'] = 15565736); -var _zend_execute_internal = Module["_zend_execute_internal"] = 15562776; + var _zend_ce_exception = (Module['_zend_ce_exception'] = 15561500); -var _empty_fcall_info = Module["_empty_fcall_info"] = 11260064; + var _zend_ce_error = (Module['_zend_ce_error'] = 15561616); -var _empty_fcall_info_cache = Module["_empty_fcall_info_cache"] = 11260112; + var _zend_throw_exception_hook = (Module['_zend_throw_exception_hook'] = + 15561492); -var _zend_pass_function = Module["_zend_pass_function"] = 14926304; + var _zend_ce_throwable = (Module['_zend_ce_throwable'] = 15561496); -var _zend_extensions = Module["_zend_extensions"] = 15561260; + var _zend_execute_ex = (Module['_zend_execute_ex'] = 15562756); -var _gc_collect_cycles = Module["_gc_collect_cycles"] = 15562768; + var _zend_execute_internal = (Module['_zend_execute_internal'] = 15562760); -var _zend_empty_array = Module["_zend_empty_array"] = 14941216; + var _empty_fcall_info = (Module['_empty_fcall_info'] = 11260064); -var _zend_ce_aggregate = Module["_zend_ce_aggregate"] = 15443856; + var _empty_fcall_info_cache = (Module['_empty_fcall_info_cache'] = + 11260112); -var _zend_ce_iterator = Module["_zend_ce_iterator"] = 15443860; + var _zend_pass_function = (Module['_zend_pass_function'] = 14926304); -var _zend_ce_countable = Module["_zend_ce_countable"] = 15443872; + var _zend_extensions = (Module['_zend_extensions'] = 15561244); -var _std_object_handlers = Module["_std_object_handlers"] = 14940704; + var _gc_collect_cycles = (Module['_gc_collect_cycles'] = 15562752); -var _zend_empty_string = Module["_zend_empty_string"] = 15442368; + var _zend_empty_array = (Module['_zend_empty_array'] = 14941216); -var _zend_known_strings = Module["_zend_known_strings"] = 15442372; + var _zend_ce_aggregate = (Module['_zend_ce_aggregate'] = 15443840); -var _zend_string_init_interned = Module["_zend_string_init_interned"] = 15442436; + var _zend_ce_iterator = (Module['_zend_ce_iterator'] = 15443844); -var _zend_one_char_string = Module["_zend_one_char_string"] = 15442448; + var _zend_ce_countable = (Module['_zend_ce_countable'] = 15443856); -var _zend_write = Module["_zend_write"] = 15563860; + var _std_object_handlers = (Module['_std_object_handlers'] = 14940704); -var _zend_error_cb = Module["_zend_error_cb"] = 15563864; + var _zend_empty_string = (Module['_zend_empty_string'] = 15442352); -var _zend_post_startup_cb = Module["_zend_post_startup_cb"] = 15563832; + var _zend_known_strings = (Module['_zend_known_strings'] = 15442356); -var ___memory_base = Module["___memory_base"] = 0; + var _zend_string_init_interned = (Module['_zend_string_init_interned'] = + 15442420); -var ___table_base = Module["___table_base"] = 1; + var _zend_one_char_string = (Module['_zend_one_char_string'] = 15442432); -var _stderr = Module["_stderr"] = 15435248; + var _zend_write = (Module['_zend_write'] = 15563844); -var _stdout = Module["_stdout"] = 15435552; + var _zend_error_cb = (Module['_zend_error_cb'] = 15563848); -var _stdin = Module["_stdin"] = 15435400; + var _zend_post_startup_cb = (Module['_zend_post_startup_cb'] = 15563816); -var _z_errmsg = Module["_z_errmsg"] = 14942896; + var ___memory_base = (Module['___memory_base'] = 0); -var _timezone = Module["_timezone"] = 15901040; + var ___table_base = (Module['___table_base'] = 1); -var _tzname = Module["_tzname"] = 15901048; + var _stderr = (Module['_stderr'] = 15435232); -var ___heap_base = 16963312; + var _stdout = (Module['_stdout'] = 15435536); -var __ZNSt3__25ctypeIcE2idE = Module["__ZNSt3__25ctypeIcE2idE"] = 15914716; + var _stdin = (Module['_stdin'] = 15435384); -var __ZSt7nothrow = Module["__ZSt7nothrow"] = 13710314; + var _z_errmsg = (Module['_z_errmsg'] = 14942880); -var __ZTVN10__cxxabiv120__si_class_type_infoE = Module["__ZTVN10__cxxabiv120__si_class_type_infoE"] = 15435840; + var _timezone = (Module['_timezone'] = 15901024); -var __ZTVN10__cxxabiv117__class_type_infoE = Module["__ZTVN10__cxxabiv117__class_type_infoE"] = 15435800; + var _tzname = (Module['_tzname'] = 15901032); -var __ZTVN10__cxxabiv121__vmi_class_type_infoE = Module["__ZTVN10__cxxabiv121__vmi_class_type_infoE"] = 15435892; + var ___heap_base = 16963296; -var __ZTISt20bad_array_new_length = Module["__ZTISt20bad_array_new_length"] = 15436012; + var __ZNSt3__25ctypeIcE2idE = (Module['__ZNSt3__25ctypeIcE2idE'] = + 15914700); -var __ZTVSt12length_error = Module["__ZTVSt12length_error"] = 15436088; + var __ZSt7nothrow = (Module['__ZSt7nothrow'] = 13710314); -var __ZTISt12length_error = Module["__ZTISt12length_error"] = 15436108; + var __ZTVN10__cxxabiv120__si_class_type_infoE = (Module[ + '__ZTVN10__cxxabiv120__si_class_type_infoE' + ] = 15435824); -var wasmImports = { - /** @export */ __assert_fail: ___assert_fail, - /** @export */ __asyncjs__js_module_onMessage, - /** @export */ __asyncjs__js_popen_to_file, - /** @export */ __asyncjs__wasm_poll_socket, - /** @export */ __call_sighandler: ___call_sighandler, - /** @export */ __syscall_accept4: ___syscall_accept4, - /** @export */ __syscall_bind: ___syscall_bind, - /** @export */ __syscall_chdir: ___syscall_chdir, - /** @export */ __syscall_chmod: ___syscall_chmod, - /** @export */ __syscall_connect: ___syscall_connect, - /** @export */ __syscall_dup: ___syscall_dup, - /** @export */ __syscall_dup3: ___syscall_dup3, - /** @export */ __syscall_faccessat: ___syscall_faccessat, - /** @export */ __syscall_fallocate: ___syscall_fallocate, - /** @export */ __syscall_fchmod: ___syscall_fchmod, - /** @export */ __syscall_fchown32: ___syscall_fchown32, - /** @export */ __syscall_fchownat: ___syscall_fchownat, - /** @export */ __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ __syscall_fstat64: ___syscall_fstat64, - /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, - /** @export */ __syscall_getcwd: ___syscall_getcwd, - /** @export */ __syscall_getdents64: ___syscall_getdents64, - /** @export */ __syscall_getpeername: ___syscall_getpeername, - /** @export */ __syscall_getsockname: ___syscall_getsockname, - /** @export */ __syscall_getsockopt: ___syscall_getsockopt, - /** @export */ __syscall_ioctl: ___syscall_ioctl, - /** @export */ __syscall_listen: ___syscall_listen, - /** @export */ __syscall_lstat64: ___syscall_lstat64, - /** @export */ __syscall_mkdirat: ___syscall_mkdirat, - /** @export */ __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ __syscall_openat: ___syscall_openat, - /** @export */ __syscall_pipe: ___syscall_pipe, - /** @export */ __syscall_poll: ___syscall_poll, - /** @export */ __syscall_readlinkat: ___syscall_readlinkat, - /** @export */ __syscall_recvfrom: ___syscall_recvfrom, - /** @export */ __syscall_renameat: ___syscall_renameat, - /** @export */ __syscall_rmdir: ___syscall_rmdir, - /** @export */ __syscall_sendmsg: ___syscall_sendmsg, - /** @export */ __syscall_sendto: ___syscall_sendto, - /** @export */ __syscall_socket: ___syscall_socket, - /** @export */ __syscall_stat64: ___syscall_stat64, - /** @export */ __syscall_statfs64: ___syscall_statfs64, - /** @export */ __syscall_symlinkat: ___syscall_symlinkat, - /** @export */ __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ __syscall_utimensat: ___syscall_utimensat, - /** @export */ _abort_js: __abort_js, - /** @export */ _dlopen_js: __dlopen_js, - /** @export */ _dlsym_js: __dlsym_js, - /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, - /** @export */ _emscripten_runtime_keepalive_clear: __emscripten_runtime_keepalive_clear, - /** @export */ _emscripten_system: __emscripten_system, - /** @export */ _gmtime_js: __gmtime_js, - /** @export */ _localtime_js: __localtime_js, - /** @export */ _mktime_js: __mktime_js, - /** @export */ _mmap_js: __mmap_js, - /** @export */ _munmap_js: __munmap_js, - /** @export */ _setitimer_js: __setitimer_js, - /** @export */ _tzset_js: __tzset_js, - /** @export */ clock_time_get: _clock_time_get, - /** @export */ emscripten_date_now: _emscripten_date_now, - /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, - /** @export */ emscripten_get_now: _emscripten_get_now, - /** @export */ emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ emscripten_sleep: _emscripten_sleep, - /** @export */ environ_get: _environ_get, - /** @export */ environ_sizes_get: _environ_sizes_get, - /** @export */ exit: _exit, - /** @export */ fd_close: _fd_close, - /** @export */ fd_fdstat_get: _fd_fdstat_get, - /** @export */ fd_pread: _fd_pread, - /** @export */ fd_pwrite: _fd_pwrite, - /** @export */ fd_read: _fd_read, - /** @export */ fd_seek: _fd_seek, - /** @export */ fd_sync: _fd_sync, - /** @export */ fd_write: _fd_write, - /** @export */ getaddrinfo: _getaddrinfo, - /** @export */ getcontext: _getcontext, - /** @export */ getdtablesize: _getdtablesize, - /** @export */ getnameinfo: _getnameinfo, - /** @export */ getprotobyname: _getprotobyname, - /** @export */ getprotobynumber: _getprotobynumber, - /** @export */ js_fd_read, - /** @export */ js_flock: _js_flock, - /** @export */ js_getpid: _js_getpid, - /** @export */ js_open_process: _js_open_process, - /** @export */ js_process_status: _js_process_status, - /** @export */ js_release_file_locks: _js_release_file_locks, - /** @export */ js_waitpid: _js_waitpid, - /** @export */ js_wasm_trace: _js_wasm_trace, - /** @export */ makecontext: _makecontext, - /** @export */ proc_exit: _proc_exit, - /** @export */ random_get: _random_get, - /** @export */ strptime: _strptime, - /** @export */ swapcontext: _swapcontext, - /** @export */ wasm_close: _wasm_close, - /** @export */ wasm_setsockopt: _wasm_setsockopt, - /** @export */ wasm_recv: _wasm_recv, - /** @export */ wasm_shutdown: _wasm_shutdown -}; - -// include: postamble.js -// === Auto-generated postamble setup entry stuff === -async function callMain(args = []) { - var entryFunction = resolveGlobalSymbol("main").sym; - // Main modules can't tell if they have main() at compile time, since it may - // arrive from a dynamic library. - if (!entryFunction) return; - args.unshift(thisProgram); - var argc = args.length; - var argv = stackAlloc((argc + 1) * 4); - var argv_ptr = argv; - for (var arg of args) { - HEAPU32[((argv_ptr) >> 2)] = stringToUTF8OnStack(arg); - argv_ptr += 4; - } - HEAPU32[((argv_ptr) >> 2)] = 0; - try { - var ret = entryFunction(argc, argv); - // The current spec of JSPI returns a promise only if the function suspends - // and a plain value otherwise. This will likely change: - // https://github.com/WebAssembly/js-promise-integration/issues/11 - ret = await ret; - // if we're not running an evented main loop, it's time to exit - exitJS(ret, /* implicit = */ true); - return ret; - } catch (e) { - return handleException(e); - } -} + var __ZTVN10__cxxabiv117__class_type_infoE = (Module[ + '__ZTVN10__cxxabiv117__class_type_infoE' + ] = 15435784); -function run(args = arguments_) { - if (runDependencies > 0) { - dependenciesFulfilled = run; - return; - } - preRun(); - // a preRun added a dependency, run will be called later - if (runDependencies > 0) { - dependenciesFulfilled = run; - return; - } - async function doRun() { - // run may have just been called through dependencies being fulfilled just in this very frame, - // or while the async setStatus time below was happening - Module["calledRun"] = true; - if (ABORT) return; - initRuntime(); - preMain(); - Module["onRuntimeInitialized"]?.(); - var noInitialRun = Module["noInitialRun"] || true; - if (!noInitialRun) await callMain(args); - postRun(); - } - if (Module["setStatus"]) { - Module["setStatus"]("Running..."); - setTimeout(() => { - setTimeout(() => Module["setStatus"](""), 1); - doRun(); - }, 1); - } else { - doRun(); - } -} + var __ZTVN10__cxxabiv121__vmi_class_type_infoE = (Module[ + '__ZTVN10__cxxabiv121__vmi_class_type_infoE' + ] = 15435876); + + var __ZTISt20bad_array_new_length = (Module[ + '__ZTISt20bad_array_new_length' + ] = 15435996); + + var __ZTVSt12length_error = (Module['__ZTVSt12length_error'] = 15436072); + + var __ZTISt12length_error = (Module['__ZTISt12length_error'] = 15436092); + + var wasmImports = { + /** @export */ __assert_fail: ___assert_fail, + /** @export */ __asyncjs__js_module_onMessage, + /** @export */ __asyncjs__js_popen_to_file, + /** @export */ __asyncjs__wasm_poll_socket, + /** @export */ __call_sighandler: ___call_sighandler, + /** @export */ __syscall_accept4: ___syscall_accept4, + /** @export */ __syscall_bind: ___syscall_bind, + /** @export */ __syscall_chdir: ___syscall_chdir, + /** @export */ __syscall_chmod: ___syscall_chmod, + /** @export */ __syscall_connect: ___syscall_connect, + /** @export */ __syscall_dup: ___syscall_dup, + /** @export */ __syscall_dup3: ___syscall_dup3, + /** @export */ __syscall_faccessat: ___syscall_faccessat, + /** @export */ __syscall_fallocate: ___syscall_fallocate, + /** @export */ __syscall_fchmod: ___syscall_fchmod, + /** @export */ __syscall_fchown32: ___syscall_fchown32, + /** @export */ __syscall_fchownat: ___syscall_fchownat, + /** @export */ __syscall_fcntl64: ___syscall_fcntl64, + /** @export */ __syscall_fdatasync: ___syscall_fdatasync, + /** @export */ __syscall_fstat64: ___syscall_fstat64, + /** @export */ __syscall_ftruncate64: ___syscall_ftruncate64, + /** @export */ __syscall_getcwd: ___syscall_getcwd, + /** @export */ __syscall_getdents64: ___syscall_getdents64, + /** @export */ __syscall_getpeername: ___syscall_getpeername, + /** @export */ __syscall_getsockname: ___syscall_getsockname, + /** @export */ __syscall_getsockopt: ___syscall_getsockopt, + /** @export */ __syscall_ioctl: ___syscall_ioctl, + /** @export */ __syscall_listen: ___syscall_listen, + /** @export */ __syscall_lstat64: ___syscall_lstat64, + /** @export */ __syscall_mkdirat: ___syscall_mkdirat, + /** @export */ __syscall_newfstatat: ___syscall_newfstatat, + /** @export */ __syscall_openat: ___syscall_openat, + /** @export */ __syscall_pipe: ___syscall_pipe, + /** @export */ __syscall_poll: ___syscall_poll, + /** @export */ __syscall_readlinkat: ___syscall_readlinkat, + /** @export */ __syscall_recvfrom: ___syscall_recvfrom, + /** @export */ __syscall_renameat: ___syscall_renameat, + /** @export */ __syscall_rmdir: ___syscall_rmdir, + /** @export */ __syscall_sendmsg: ___syscall_sendmsg, + /** @export */ __syscall_sendto: ___syscall_sendto, + /** @export */ __syscall_socket: ___syscall_socket, + /** @export */ __syscall_stat64: ___syscall_stat64, + /** @export */ __syscall_statfs64: ___syscall_statfs64, + /** @export */ __syscall_symlinkat: ___syscall_symlinkat, + /** @export */ __syscall_unlinkat: ___syscall_unlinkat, + /** @export */ __syscall_utimensat: ___syscall_utimensat, + /** @export */ _abort_js: __abort_js, + /** @export */ _dlopen_js: __dlopen_js, + /** @export */ _dlsym_js: __dlsym_js, + /** @export */ _emscripten_lookup_name: __emscripten_lookup_name, + /** @export */ _emscripten_runtime_keepalive_clear: + __emscripten_runtime_keepalive_clear, + /** @export */ _emscripten_system: __emscripten_system, + /** @export */ _gmtime_js: __gmtime_js, + /** @export */ _localtime_js: __localtime_js, + /** @export */ _mktime_js: __mktime_js, + /** @export */ _mmap_js: __mmap_js, + /** @export */ _munmap_js: __munmap_js, + /** @export */ _setitimer_js: __setitimer_js, + /** @export */ _tzset_js: __tzset_js, + /** @export */ clock_time_get: _clock_time_get, + /** @export */ emscripten_date_now: _emscripten_date_now, + /** @export */ emscripten_get_heap_max: _emscripten_get_heap_max, + /** @export */ emscripten_get_now: _emscripten_get_now, + /** @export */ emscripten_resize_heap: _emscripten_resize_heap, + /** @export */ emscripten_sleep: _emscripten_sleep, + /** @export */ environ_get: _environ_get, + /** @export */ environ_sizes_get: _environ_sizes_get, + /** @export */ exit: _exit, + /** @export */ fd_close: _fd_close, + /** @export */ fd_fdstat_get: _fd_fdstat_get, + /** @export */ fd_pread: _fd_pread, + /** @export */ fd_pwrite: _fd_pwrite, + /** @export */ fd_read: _fd_read, + /** @export */ fd_seek: _fd_seek, + /** @export */ fd_sync: _fd_sync, + /** @export */ fd_write: _fd_write, + /** @export */ getaddrinfo: _getaddrinfo, + /** @export */ getcontext: _getcontext, + /** @export */ getdtablesize: _getdtablesize, + /** @export */ getnameinfo: _getnameinfo, + /** @export */ getprotobyname: _getprotobyname, + /** @export */ getprotobynumber: _getprotobynumber, + /** @export */ js_fd_read, + /** @export */ js_flock: _js_flock, + /** @export */ js_getpid: _js_getpid, + /** @export */ js_open_process: _js_open_process, + /** @export */ js_popen_clear_pid_for_fd: _js_popen_clear_pid_for_fd, + /** @export */ js_popen_get_pid_for_fd: _js_popen_get_pid_for_fd, + /** @export */ js_popen_set_pid_for_fd: _js_popen_set_pid_for_fd, + /** @export */ js_process_status: _js_process_status, + /** @export */ js_release_file_locks: _js_release_file_locks, + /** @export */ js_waitpid: _js_waitpid, + /** @export */ js_wasm_trace: _js_wasm_trace, + /** @export */ makecontext: _makecontext, + /** @export */ proc_exit: _proc_exit, + /** @export */ random_get: _random_get, + /** @export */ strptime: _strptime, + /** @export */ swapcontext: _swapcontext, + /** @export */ wasm_close: _wasm_close, + /** @export */ wasm_setsockopt: _wasm_setsockopt, + /** @export */ wasm_recv: _wasm_recv, + /** @export */ wasm_shutdown: _wasm_shutdown, + }; + + // include: postamble.js + // === Auto-generated postamble setup entry stuff === + async function callMain(args = []) { + var entryFunction = resolveGlobalSymbol('main').sym; + // Main modules can't tell if they have main() at compile time, since it may + // arrive from a dynamic library. + if (!entryFunction) return; + args.unshift(thisProgram); + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv; + for (var arg of args) { + HEAPU32[argv_ptr >> 2] = stringToUTF8OnStack(arg); + argv_ptr += 4; + } + HEAPU32[argv_ptr >> 2] = 0; + try { + var ret = entryFunction(argc, argv); + // The current spec of JSPI returns a promise only if the function suspends + // and a plain value otherwise. This will likely change: + // https://github.com/WebAssembly/js-promise-integration/issues/11 + ret = await ret; + // if we're not running an evented main loop, it's time to exit + exitJS(ret, /* implicit = */ true); + return ret; + } catch (e) { + return handleException(e); + } + } -var wasmExports; - -// With async instantation wasmExports is assigned asynchronously when the -// instance is received. -createWasm(); - -run(); -/** - * Emscripten resolves `localhost` to a random IP address. Let's - * make it always resolve to 127.0.0.1. - */ -DNS.address_map.addrs.localhost = '127.0.0.1'; - -/** - * Debugging Asyncify errors is tricky because the stack trace is lost when the - * error is thrown. This code saves the stack trace in a global variable - * so that it can be inspected later. - */ -PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; -if (PHPLoader.debug && typeof Asyncify !== "undefined") { - const originalHandleSleep = Asyncify.handleSleep; - Asyncify.handleSleep = function (startAsync) { - if (!ABORT) { - Module["lastAsyncifyStackSource"] = new Error(); - } - return originalHandleSleep(startAsync); - } -} + function run(args = arguments_) { + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + preRun(); + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + dependenciesFulfilled = run; + return; + } + async function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + Module['calledRun'] = true; + if (ABORT) return; + initRuntime(); + preMain(); + Module['onRuntimeInitialized']?.(); + var noInitialRun = Module['noInitialRun'] || true; + if (!noInitialRun) await callMain(args); + postRun(); + } + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(() => { + setTimeout(() => Module['setStatus'](''), 1); + doRun(); + }, 1); + } else { + doRun(); + } + } -/** - * Data dependencies call removeRunDependency() when they are loaded. - * The synchronous call stack then continues to run. If an error occurs - * in PHP initialization, e.g. Out Of Memory error, it will not be - * caught by any try/catch. This override propagates the failure to - * PHPLoader.onAbort() so that it can be handled. - */ -const originalRemoveRunDependency = PHPLoader['removeRunDependency']; -PHPLoader['removeRunDependency'] = function (...args) { - try { - originalRemoveRunDependency(...args); - } catch (e) { - PHPLoader['onAbort'](e); - } -} + var wasmExports; + + // With async instantation wasmExports is assigned asynchronously when the + // instance is received. + createWasm(); + + run(); + /** + * Emscripten resolves `localhost` to a random IP address. Let's + * make it always resolve to 127.0.0.1. + */ + DNS.address_map.addrs.localhost = '127.0.0.1'; + + /** + * Debugging Asyncify errors is tricky because the stack trace is lost when the + * error is thrown. This code saves the stack trace in a global variable + * so that it can be inspected later. + */ + PHPLoader.debug = 'debug' in PHPLoader ? PHPLoader.debug : true; + if (PHPLoader.debug && typeof Asyncify !== 'undefined') { + const originalHandleSleep = Asyncify.handleSleep; + Asyncify.handleSleep = function (startAsync) { + if (!ABORT) { + Module['lastAsyncifyStackSource'] = new Error(); + } + return originalHandleSleep(startAsync); + }; + } -if (typeof NODEFS === 'object') { - // We override NODEFS.createNode() to add an `isSharedFS` flag to all NODEFS - // nodes. This way we can tell whether file-locking is needed and possible - // for an FS node, even if wrapped with PROXYFS. - const originalNodeFsCreateNode = NODEFS.createNode; - NODEFS.createNode = function createNodeWithSharedFlag() { - const node = originalNodeFsCreateNode.apply(NODEFS, arguments); - node.isSharedFS = true; - return node; - }; - - var originalHashAddNode = FS.hashAddNode; - FS.hashAddNode = function hashAddNodeIfNotSharedFS(node) { - if (node?.isSharedFS) { - // Avoid caching shared VFS nodes so multiple instances - // can access the same underlying filesystem without - // conflicting caches. - return; - } - return originalHashAddNode.apply(FS, arguments); - }; -} + /** + * Data dependencies call removeRunDependency() when they are loaded. + * The synchronous call stack then continues to run. If an error occurs + * in PHP initialization, e.g. Out Of Memory error, it will not be + * caught by any try/catch. This override propagates the failure to + * PHPLoader.onAbort() so that it can be handled. + */ + const originalRemoveRunDependency = PHPLoader['removeRunDependency']; + PHPLoader['removeRunDependency'] = function (...args) { + try { + originalRemoveRunDependency(...args); + } catch (e) { + PHPLoader['onAbort'](e); + } + }; + + if (typeof NODEFS === 'object') { + // We override NODEFS.createNode() to add an `isSharedFS` flag to all NODEFS + // nodes. This way we can tell whether file-locking is needed and possible + // for an FS node, even if wrapped with PROXYFS. + const originalNodeFsCreateNode = NODEFS.createNode; + NODEFS.createNode = function createNodeWithSharedFlag() { + const node = originalNodeFsCreateNode.apply(NODEFS, arguments); + node.isSharedFS = true; + return node; + }; + + var originalHashAddNode = FS.hashAddNode; + FS.hashAddNode = function hashAddNodeIfNotSharedFS(node) { + if (node?.isSharedFS) { + // Avoid caching shared VFS nodes so multiple instances + // can access the same underlying filesystem without + // conflicting caches. + return; + } + return originalHashAddNode.apply(FS, arguments); + }; + } -/** - * Expose the PHP version so the PHP class can make version-specific - * adjustments to `php.ini`. - */ -PHPLoader['phpVersion'] = (() => { - const [ major, minor, patch ] = phpVersionString.split('.').map(Number); - return { major, minor, patch }; -})(); + /** + * Expose the PHP version so the PHP class can make version-specific + * adjustments to `php.ini`. + */ + PHPLoader['phpVersion'] = (() => { + const [major, minor, patch] = phpVersionString.split('.').map(Number); + return { major, minor, patch }; + })(); -return PHPLoader; + return PHPLoader; -// Close the opening bracket from esm-prefix.js: + // Close the opening bracket from esm-prefix.js: } diff --git a/packages/php-wasm/node/src/test/php-part-1.spec.ts b/packages/php-wasm/node/src/test/php-part-1.spec.ts index 052b1d7d95..3a1babc6e9 100644 --- a/packages/php-wasm/node/src/test/php-part-1.spec.ts +++ b/packages/php-wasm/node/src/test/php-part-1.spec.ts @@ -645,6 +645,65 @@ phpLoaderOptions.forEach((options) => { rmSync('out', { force: true }); } }); + + // @TODO remove skip after the initial code review and recompiling all PHP versions. + it.skipIf(phpVersion !== '8.4')( + 'concurrent popen("w") calls use correct PIDs', + async () => { + try { + const result = await php.run({ + code: ` out1", "w"); + $p2 = popen("cat > out2", "w"); + fwrite($p1, "first"); + fwrite($p2, "second"); + $r1 = pclose($p1); + $r2 = pclose($p2); + + $fp1 = popen("cat out1", "r"); + $content1 = fread($fp1, 1024); + pclose($fp1); + + $fp2 = popen("cat out2", "r"); + $content2 = fread($fp2, 1024); + pclose($fp2); + + echo "$r1,$r2|$content1|$content2"; + `, + }); + expect(result.text).toEqual('0,0|first|second'); + } finally { + rmSync('out1', { force: true }); + rmSync('out2', { force: true }); + } + } + ); + // @TODO remove skip after the initial code review and recompiling all PHP versions. + it.skipIf(phpVersion !== '8.4')( + 'concurrent popen("w") pclose returns correct exit codes', + async () => { + try { + const result = await php.run({ + code: ` out1", "w"); + $p2 = popen("sh -c 'cat > /dev/null; exit 42'", "w"); + $p3 = popen("cat > out2", "w"); + fwrite($p1, "a"); + fwrite($p2, "b"); + fwrite($p3, "c"); + $r1 = pclose($p1); + $r2 = pclose($p2); + $r3 = pclose($p3); + echo "$r1,$r2,$r3"; + `, + }); + expect(result.text).toEqual('0,42,0'); + } finally { + rmSync('out1', { force: true }); + rmSync('out2', { force: true }); + } + } + ); }); describe('proc_open()', () => { diff --git a/packages/php-wasm/supported-php-versions.mjs b/packages/php-wasm/supported-php-versions.mjs index 4b763cc5e7..c2d9980e1a 100644 --- a/packages/php-wasm/supported-php-versions.mjs +++ b/packages/php-wasm/supported-php-versions.mjs @@ -6,7 +6,7 @@ * @property {string} lastRelease */ -export const lastRefreshed = '2026-04-09T08:10:42.888Z'; +export const lastRefreshed = '2026-04-13T12:11:16.941Z'; /** * @type {PhpVersion[]}