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Gatekeeper/files/js/browser.openssl.js

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2022-11-27 00:04:34 +01:00
/*
*****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
*****************************************************************************/
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b);h+=b;});g.view.setUint32(f,h,!0);return 0}),fd_pread:Z(function(a,b,c,f,h){var w=d(a,W|X),r=0;e(b,c).forEach(function(a){for(var b=0;b<a.byteLength;)b+=q.readSync(w.real,a,b,a.byteLength-b,f+r+b);r+=b;});g.view.setUint32(h,r,!0);return 0}),fd_read:Z(function(a,b,c,f){var w;a=d(a,W);var h=0===a.real,r=0;try{var m=ca(e(b,c)),n=m.next();a:for(;!n.done;n=m.next()){var kb=n.value;for(b=0;b<kb.byteLength;){var t=kb.byteLength-b,K=q.readSync(a.real,kb,b,t,h||void 0===a.offset?null:Number(a.offset));h||
(a.offset=(a.offset?a.offset:k(0))+k(K));b+=K;r+=K;if(0===K||K<t)break a}}}catch(Pc){var x={error:Pc};}finally{try{n&&!n.done&&(w=m.return)&&w.call(m);}finally{if(x)throw x.error;}}g.view.setUint32(f,r,!0);return 0}),fd_readdir:Z(function(a,b,c,e,f){a=d(a,fc);g.refreshMemory();var w=q.readdirSync(a.path,{withFileTypes:!0}),h=b;for(e=Number(e);e<w.length;e+=1){var m=w[e],r=D.byteLength(m.name);if(b+24+r>=h+c)break;g.view.setBigUint64(b,k(e+1),!0);b+=8;var n=q.statSync(x.resolve(a.path,m.name));g.view.setBigUint64(b,
k(n.ino),!0);b+=8;g.view.setUint32(b,r,!0);b+=4;switch(!0){case n.isBlockDevice():r=1;break;case n.isCharacterDevice():r=2;break;case n.isDirectory():r=3;break;case n.isFIFO():r=6;break;case n.isFile():r=4;break;case n.isSocket():r=6;break;case n.isSymbolicLink():r=7;break;default:r=0;}g.view.setUint8(b,r);b+=1;b+=3;D.from(g.memory.buffer).write(m.name,b);b+=D.byteLength(m.name);}g.view.setUint32(f,b-h,!0);return 0}),fd_renumber:Z(function(a,b){d(a,k(0));d(b,k(0));q.closeSync(g.FD_MAP.get(a).real);
g.FD_MAP.set(a,g.FD_MAP.get(b));g.FD_MAP.delete(b);return 0}),fd_seek:Z(function(a,b,c,e){a=d(a,X);g.refreshMemory();switch(c){case 0:a.offset=(a.offset?a.offset:k(0))+k(b);break;case 1:c=q.fstatSync(a.real).size;a.offset=k(c)+k(b);break;case 2:a.offset=k(b);}g.view.setBigUint64(e,a.offset,!0);return 0}),fd_tell:Z(function(a){d(a,Yb);g.refreshMemory();throw Error("fd_tell to be implemented (without binding)");}),fd_sync:Z(function(a){a=d(a,Xb);q.fsyncSync(a.real);return 0}),path_create_directory:Z(function(a,
b,c){a=d(a,ac);if(!a.path)return 28;g.refreshMemory();b=D.from(g.memory.buffer,b,c).toString();q.mkdirSync(x.resolve(a.path,b));return 0}),path_filestat_get:Z(function(a,b,c,e,f){a=d(a,mc);if(!a.path)return 28;g.refreshMemory();c=D.from(g.memory.buffer,c,e).toString();c=q.statSync(x.resolve(a.path,c));g.view.setBigUint64(f,k(c.dev),!0);f+=8;g.view.setBigUint64(f,k(c.ino),!0);f+=8;g.view.setUint8(f,Jc(g,void 0,c).filetype);f+=4;g.view.setUint32(f,Number(c.nlink),!0);f+=4;g.view.setBigUint64(f,k(c.size),
!0);f+=8;g.view.setBigUint64(f,Hc(c.atimeMs),!0);f+=8;g.view.setBigUint64(f,Hc(c.mtimeMs),!0);g.view.setBigUint64(f+8,Hc(c.ctimeMs),!0);return 0}),path_filestat_set_times:Z(function(a,c,e,f,h,m){a=d(a,oc);if(!a.path)return 28;g.refreshMemory();var w=b(2),n=2===(c&2);c=8===(c&8);e=D.from(g.memory.buffer,e,f).toString();q.utimesSync(x.resolve(a.path,e),n?w:h,c?w:m);return 0}),path_link:Z(function(a,b,c,e,f,h,m){a=d(a,cc);f=d(f,dc);if(!a.path||!f.path)return 28;g.refreshMemory();c=D.from(g.memory.buffer,
c,e).toString();h=D.from(g.memory.buffer,h,m).toString();q.linkSync(x.resolve(a.path,c),x.resolve(f.path,h));return 0}),path_open:Z(function(a,b,c,e,f,h,m,n,t){b=d(a,ec);h=k(h);m=k(m);a=(h&(W|fc))!==k(0);var w=(h&(Ub|Y|$b|qc))!==k(0);if(w&&a)var r=q.constants.O_RDWR;else a?r=q.constants.O_RDONLY:w&&(r=q.constants.O_WRONLY);a=h|ec;h|=m;0!==(f&1)&&(r|=q.constants.O_CREAT,a|=bc);0!==(f&2)&&(r|=q.constants.O_DIRECTORY);0!==(f&4)&&(r|=q.constants.O_EXCL);0!==(f&8)&&(r|=q.constants.O_TRUNC,a|=nc);0!==(n&
1)&&(r|=q.constants.O_APPEND);0!==(n&2)&&(r=q.constants.O_DSYNC?r|q.constants.O_DSYNC:r|q.constants.O_SYNC,h|=Ub);0!==(n&4)&&(r|=q.constants.O_NONBLOCK);0!==(n&8)&&(r=q.constants.O_RSYNC?r|q.constants.O_RSYNC:r|q.constants.O_SYNC,h|=Xb);0!==(n&16)&&(r|=q.constants.O_SYNC,h|=Xb);w&&0===(r&(q.constants.O_APPEND|q.constants.O_TRUNC))&&(h|=X);g.refreshMemory();c=D.from(g.memory.buffer,c,e).toString();c=x.resolve(b.path,c);if(x.relative(b.path,c).startsWith(".."))return 76;try{var K=q.realpathSync(c);
if(x.relative(b.path,K).startsWith(".."))return 76}catch(ic){if("ENOENT"===ic.code)K=c;else throw ic;}r=q.openSync(K,r);c=ea(g.FD_MAP.keys()).reverse()[0]+1;g.FD_MAP.set(c,{real:r,filetype:void 0,rights:{base:a,inheriting:h},path:K});Ic(g,c);g.view.setUint32(t,c,!0);return 0}),path_readlink:Z(function(a,b,c,e,f,h){a=d(a,jc);if(!a.path)return 28;g.refreshMemory();b=D.from(g.memory.buffer,b,c).toString();b=x.resolve(a.path,b);b=q.readlinkSync(b);e=D.from(g.memory.buffer).write(b,e,f);g.view.setUint32(h,
e,!0);return 0}),path_remove_directory:Z(function(a,b,c){a=d(a,tc);if(!a.path)return 28;g.refreshMemory();b=D.from(g.memory.buffer,b,c).toString();q.rmdirSync(x.resolve(a.path,b));return 0}),path_rename:Z(function(a,b,c,e,f,h){a=d(a,kc);e=d(e,lc);if(!a.path||!e.path)return 28;g.refreshMemory();b=D.from(g.memory.buffer,b,c).toString();f=D.from(g.memory.buffer,f,h).toString();q.renameSync(x.resolve(a.path,b),x.resolve(e.path,f));return 0}),path_symlink:Z(function(a,b,c,e,f){c=d(c,sc);if(!c.path)return 28;
g.refreshMemory();a=D.from(g.memory.buffer,a,b).toString();e=D.from(g.memory.buffer,e,f).toString();q.symlinkSync(a,x.resolve(c.path,e));return 0}),path_unlink_file:Z(function(a,b,c){a=d(a,uc);if(!a.path)return 28;g.refreshMemory();b=D.from(g.memory.buffer,b,c).toString();q.unlinkSync(x.resolve(a.path,b));return 0}),poll_oneoff:function(a,c,d,e){var f=0,h=0;g.refreshMemory();for(var m=0;m<d;m+=1){var n=g.view.getBigUint64(a,!0);a+=8;var q=g.view.getUint8(a);a+=1;switch(q){case 0:a+=7;g.view.getBigUint64(a,
!0);a+=8;var r=g.view.getUint32(a,!0);a+=4;a+=4;q=g.view.getBigUint64(a,!0);a+=8;g.view.getBigUint64(a,!0);a+=8;var w=g.view.getUint16(a,!0);a+=2;a+=6;var x=1===w;w=0;r=k(b(r));null===r?w=28:(q=x?q:r+q,h=q>h?q:h);g.view.setBigUint64(c,n,!0);c+=8;g.view.setUint16(c,w,!0);c+=2;g.view.setUint8(c,0);c+=1;c+=5;f+=1;break;case 1:case 2:a+=3;g.view.getUint32(a,!0);a+=4;g.view.setBigUint64(c,n,!0);c+=8;g.view.setUint16(c,52,!0);c+=2;g.view.setUint8(c,q);c+=1;c+=5;f+=1;break;default:return 28}}for(g.view.setUint32(e,
f,!0);t.hrtime()<h;);return 0},proc_exit:function(a){t.exit(a);return 0},proc_raise:function(a){if(!(a in Gc))return 28;t.kill(Gc[a]);return 0},random_get:function(a,b){g.refreshMemory();t.randomFillSync(new Uint8Array(g.memory.buffer),a,b);return 0},sched_yield:function(){return 52},sock_recv:function(){return 52},sock_send:function(){return 52},sock_shutdown:function(){return 52}};Object.keys(this.wasiImport).forEach(function(a){var b=g.wasiImport[a];g.wasiImport[a]=function(){for(var a=[],c=0;c<
arguments.length;c++)a[c]=arguments[c];try{return b.apply(void 0,ea(a))}catch(lb){switch(console.log("Catched error: "+lb),lb.code){default:throw lb;case "ENOENT":return 44}}};});}a.prototype.refreshMemory=function(){this.view&&0!==this.view.buffer.byteLength||(this.view=new ha(this.memory.buffer));};a.prototype.setMemory=function(a){this.memory=a;};a.prototype.start=function(a){a=a.exports;if(null===a||"object"!==typeof a)throw Error("instance.exports must be an Object. Received "+a+".");var b=a.memory;
if(!(b instanceof WebAssembly.Memory))throw Error("instance.exports.memory must be a WebAssembly.Memory. Recceived "+b+".");this.setMemory(b);a._start&&a._start();};a.defaultBindings=Tb;return a}();
const isNode = !!(
typeof process !== "undefined" &&
process.versions &&
process.versions.node
);
/**
* ECMAScript Interface to WASM port of OpenSSL (https://www.openssl.org)
* @module OpenSSL
*
* @license Apache-2.0
* @copyright 2019 DIGITALARSENAL.IO, INC.
*/
const run = async args => {
let _filename;
try {
_filename = __filename;
} catch (e) {
}
if (isNode && !_filename) {
const { fileURLToPath } = await import('url'); //SyntaxError: Parenthesized pattern ({fileURLToPath})
_filename = fileURLToPath(import.meta.url);
}
let command = ["openssl"].concat(
args.command.split(/[\s]{1,}/g).filter(Boolean)
);
if (!isNode || (isNode && process.env.WORKER)) {
let { fs, rootDir, env, wasmBinary } = args;
let wasi = new Kc({
args: command,
env: env,
preopenDirectories: {
"/": rootDir
},
bindings: {
...Kc.defaultBindings,
fs
}
});
let { instance } = await WebAssembly.instantiate(wasmBinary, {
wasi_unstable: wasi.wasiImport
});
try {
wasi.start(instance);
} catch (e) { }
} else {
const { wasmBinary, ...envArgs } = args;
const { fork } = await import('child_process');
let cp = fork(_filename, {
silent: false,
env: {
args: JSON.stringify(envArgs),
WORKER: true
}
});
cp.on('error', () => {
console.error('no wasm');
});
cp.send({ wasmBinary: wasmBinary });
return new Promise((resolve, reject) => {
cp.on("exit", code => {
resolve(code);
});
});
}
};
if (isNode && process.env.WORKER) {
const args = JSON.parse(process.env.args);
process.on("message", async ipc => {
if (ipc.wasmBinary.type === "Buffer") {
args.wasmBinary = Buffer.from(ipc.wasmBinary.data);
} else {
throw Error(`${new Date().toISOString()} Invalid Wasm Binary Format.`);
}
args.fs = await import('fs'); //In Node
run(args);
});
}
/**
* ECMAScript Interface to WASM port of OpenSSL (https://www.openssl.org)
* @module OpenSSL
*
* @license Apache-2.0
* @copyright 2019 DIGITALARSENAL.IO, INC.
*/
/* Default path to the WebAssembly file */
const wasmPath = null;
let wasmBinary;
let wasmb64 = "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
if(isNode){
wasmBinary = Buffer.from(wasmb64, 'base64');
}else{
let raw = window.atob(wasmb64);
let rawLength = raw.length;
let array = new Uint8Array(new ArrayBuffer(rawLength));
for(let i = 0; i < rawLength; i++) {
array[i] = raw.charCodeAt(i);
}
wasmBinary = array;
}
/** Class representing an OpenSSL session */
class OpenSSL {
/**
* Create an OpenSSL instance
* @param {Object} args
* @param {Object} fs - The file system object to use
* @param {string} rootDir - The file system root path to use
*/
constructor(args) {
if (!args) throw Error("Arguments Not Defined");
if (!args.fs) throw Error("FileSystem Not Defined.");
if (!args.rootDir) args.rootDir = "/";
Object.assign(this, { ...args }, { wasmBinaryPath: wasmPath });
const { readFileSync, mkdirSync, existsSync } = this.fs;
this.runCommand = async command => {
if (!existsSync(this.rootDir)) mkdirSync(this.rootDir);
if (isNode) {
const { fileURLToPath } = await import('url');
const { dirname, resolve } = await import('path');
const _filename = fileURLToPath(import.meta.url);
const _dirname = dirname(_filename);
return run({ command, wasmBinary, ...this });
} else {
let response;
let responseArrayBuffer;
if (args.wasmBinaryPath) {
response = await fetch(args.wasmBinaryPath);
}
if (response && response.arrayBuffer) {
responseArrayBuffer = await response.arrayBuffer();
}
if (wasmBinary.length) {
return run({ command, wasmBinary, ...this });
}
}
};
}
}
export { OpenSSL };
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