JavaScript 65.5%
Python 17.8%
CSS 13%
HTML 3.7%
1"use strict";23Object.defineProperty(exports, "__esModule", {4 value: true5});6exports.RSACipher = void 0;7var _base = _interopRequireDefault(require("../base64.js"));8var _bigint = require("./bigint.js");9function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }10function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }11function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return e; }; var t, e = {}, r = Object.prototype, n = r.hasOwnProperty, o = Object.defineProperty || function (t, e, r) { t[e] = r.value; }, i = "function" == typeof Symbol ? Symbol : {}, a = i.iterator || "@@iterator", c = i.asyncIterator || "@@asyncIterator", u = i.toStringTag || "@@toStringTag"; function define(t, e, r) { return Object.defineProperty(t, e, { value: r, enumerable: !0, configurable: !0, writable: !0 }), t[e]; } try { define({}, ""); } catch (t) { define = function define(t, e, r) { return t[e] = r; }; } function wrap(t, e, r, n) { var i = e && e.prototype instanceof Generator ? e : Generator, a = Object.create(i.prototype), c = new Context(n || []); return o(a, "_invoke", { value: makeInvokeMethod(t, r, c) }), a; } function tryCatch(t, e, r) { try { return { type: "normal", arg: t.call(e, r) }; } catch (t) { return { type: "throw", arg: t }; } } e.wrap = wrap; var h = "suspendedStart", l = "suspendedYield", f = "executing", s = "completed", y = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var p = {}; define(p, a, function () { return this; }); var d = Object.getPrototypeOf, v = d && d(d(values([]))); v && v !== r && n.call(v, a) && (p = v); var g = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(p); function defineIteratorMethods(t) { ["next", "throw", "return"].forEach(function (e) { define(t, e, function (t) { return this._invoke(e, t); }); }); } function AsyncIterator(t, e) { function invoke(r, o, i, a) { var c = tryCatch(t[r], t, o); if ("throw" !== c.type) { var u = c.arg, h = u.value; return h && "object" == _typeof(h) && n.call(h, "__await") ? e.resolve(h.__await).then(function (t) { invoke("next", t, i, a); }, function (t) { invoke("throw", t, i, a); }) : e.resolve(h).then(function (t) { u.value = t, i(u); }, function (t) { return invoke("throw", t, i, a); }); } a(c.arg); } var r; o(this, "_invoke", { value: function value(t, n) { function callInvokeWithMethodAndArg() { return new e(function (e, r) { invoke(t, n, e, r); }); } return r = r ? r.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); } }); } function makeInvokeMethod(e, r, n) { var o = h; return function (i, a) { if (o === f) throw Error("Generator is already running"); if (o === s) { if ("throw" === i) throw a; return { value: t, done: !0 }; } for (n.method = i, n.arg = a;;) { var c = n.delegate; if (c) { var u = maybeInvokeDelegate(c, n); if (u) { if (u === y) continue; return u; } } if ("next" === n.method) n.sent = n._sent = n.arg;else if ("throw" === n.method) { if (o === h) throw o = s, n.arg; n.dispatchException(n.arg); } else "return" === n.method && n.abrupt("return", n.arg); o = f; var p = tryCatch(e, r, n); if ("normal" === p.type) { if (o = n.done ? s : l, p.arg === y) continue; return { value: p.arg, done: n.done }; } "throw" === p.type && (o = s, n.method = "throw", n.arg = p.arg); } }; } function maybeInvokeDelegate(e, r) { var n = r.method, o = e.iterator[n]; if (o === t) return r.delegate = null, "throw" === n && e.iterator["return"] && (r.method = "return", r.arg = t, maybeInvokeDelegate(e, r), "throw" === r.method) || "return" !== n && (r.method = "throw", r.arg = new TypeError("The iterator does not provide a '" + n + "' method")), y; var i = tryCatch(o, e.iterator, r.arg); if ("throw" === i.type) return r.method = "throw", r.arg = i.arg, r.delegate = null, y; var a = i.arg; return a ? a.done ? 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(this.rval = this.arg = t.arg, this.method = "return", this.next = "end") : "normal" === t.type && e && (this.next = e), y; }, finish: function finish(t) { for (var e = this.tryEntries.length - 1; e >= 0; --e) { var r = this.tryEntries[e]; if (r.finallyLoc === t) return this.complete(r.completion, r.afterLoc), resetTryEntry(r), y; } }, "catch": function _catch(t) { for (var e = this.tryEntries.length - 1; e >= 0; --e) { var r = this.tryEntries[e]; if (r.tryLoc === t) { var n = r.completion; if ("throw" === n.type) { var o = n.arg; resetTryEntry(r); } return o; } } throw Error("illegal catch attempt"); }, delegateYield: function delegateYield(e, r, n) { return this.delegate = { iterator: values(e), resultName: r, nextLoc: n }, "next" === this.method && (this.arg = t), y; } }, e; }12function asyncGeneratorStep(n, t, e, r, o, a, c) { try { var i = n[a](c), u = i.value; } catch (n) { return void e(n); } i.done ? t(u) : Promise.resolve(u).then(r, o); }13function _asyncToGenerator(n) { return function () { var t = this, e = arguments; return new Promise(function (r, o) { var a = n.apply(t, e); function _next(n) { asyncGeneratorStep(a, r, o, _next, _throw, "next", n); } function _throw(n) { asyncGeneratorStep(a, r, o, _next, _throw, "throw", n); } _next(void 0); }); }; }14function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }15function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }16function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }17function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }18function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }19var RSACipher = exports.RSACipher = /*#__PURE__*/function () {20 function RSACipher() {21 _classCallCheck(this, RSACipher);22 this._keyLength = 0;23 this._keyBytes = 0;24 this._n = null;25 this._e = null;26 this._d = null;27 this._nBigInt = null;28 this._eBigInt = null;29 this._dBigInt = null;30 this._extractable = false;31 }32 return _createClass(RSACipher, [{33 key: "algorithm",34 get: function get() {35 return {36 name: "RSA-PKCS1-v1_5"37 };38 }39 }, {40 key: "_base64urlDecode",41 value: function _base64urlDecode(data) {42 data = data.replace(/-/g, "+").replace(/_/g, "/");43 data = data.padEnd(Math.ceil(data.length / 4) * 4, "=");44 return _base["default"].decode(data);45 }46 }, {47 key: "_padArray",48 value: function _padArray(arr, length) {49 var res = new Uint8Array(length);50 res.set(arr, length - arr.length);51 return res;52 }53 }, {54 key: "_generateKey",55 value: function () {56 var _generateKey2 = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee(algorithm, extractable) {57 var key, privateKey;58 return _regeneratorRuntime().wrap(function _callee$(_context) {59 while (1) switch (_context.prev = _context.next) {60 case 0:61 this._keyLength = algorithm.modulusLength;62 this._keyBytes = Math.ceil(this._keyLength / 8);63 _context.next = 4;64 return window.crypto.subtle.generateKey({65 name: "RSA-OAEP",66 modulusLength: algorithm.modulusLength,67 publicExponent: algorithm.publicExponent,68 hash: {69 name: "SHA-256"70 }71 }, true, ["encrypt", "decrypt"]);72 case 4:73 key = _context.sent;74 _context.next = 7;75 return window.crypto.subtle.exportKey("jwk", key.privateKey);76 case 7:77 privateKey = _context.sent;78 this._n = this._padArray(this._base64urlDecode(privateKey.n), this._keyBytes);79 this._nBigInt = (0, _bigint.u8ArrayToBigInt)(this._n);80 this._e = this._padArray(this._base64urlDecode(privateKey.e), this._keyBytes);81 this._eBigInt = (0, _bigint.u8ArrayToBigInt)(this._e);82 this._d = this._padArray(this._base64urlDecode(privateKey.d), this._keyBytes);83 this._dBigInt = (0, _bigint.u8ArrayToBigInt)(this._d);84 this._extractable = extractable;85 case 15:86 case "end":87 return _context.stop();88 }89 }, _callee, this);90 }));91 function _generateKey(_x, _x2) {92 return _generateKey2.apply(this, arguments);93 }94 return _generateKey;95 }()96 }, {97 key: "_importKey",98 value: function () {99 var _importKey2 = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee2(key, extractable) {100 var n, e;101 return _regeneratorRuntime().wrap(function _callee2$(_context2) {102 while (1) switch (_context2.prev = _context2.next) {103 case 0:104 n = key.n;105 e = key.e;106 if (!(n.length !== e.length)) {107 _context2.next = 4;108 break;109 }110 throw new Error("the sizes of modulus and public exponent do not match");111 case 4:112 this._keyBytes = n.length;113 this._keyLength = this._keyBytes * 8;114 this._n = new Uint8Array(this._keyBytes);115 this._e = new Uint8Array(this._keyBytes);116 this._n.set(n);117 this._e.set(e);118 this._nBigInt = (0, _bigint.u8ArrayToBigInt)(this._n);119 this._eBigInt = (0, _bigint.u8ArrayToBigInt)(this._e);120 this._extractable = extractable;121 case 13:122 case "end":123 return _context2.stop();124 }125 }, _callee2, this);126 }));127 function _importKey(_x3, _x4) {128 return _importKey2.apply(this, arguments);129 }130 return _importKey;131 }()132 }, {133 key: "encrypt",134 value: function () {135 var _encrypt = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee3(_algorithm, message) {136 var ps, i, em, emBigInt, c;137 return _regeneratorRuntime().wrap(function _callee3$(_context3) {138 while (1) switch (_context3.prev = _context3.next) {139 case 0:140 if (!(message.length > this._keyBytes - 11)) {141 _context3.next = 2;142 break;143 }144 return _context3.abrupt("return", null);145 case 2:146 ps = new Uint8Array(this._keyBytes - message.length - 3);147 window.crypto.getRandomValues(ps);148 for (i = 0; i < ps.length; i++) {149 ps[i] = Math.floor(ps[i] * 254 / 255 + 1);150 }151 em = new Uint8Array(this._keyBytes);152 em[1] = 0x02;153 em.set(ps, 2);154 em.set(message, ps.length + 3);155 emBigInt = (0, _bigint.u8ArrayToBigInt)(em);156 c = (0, _bigint.modPow)(emBigInt, this._eBigInt, this._nBigInt);157 return _context3.abrupt("return", (0, _bigint.bigIntToU8Array)(c, this._keyBytes));158 case 12:159 case "end":160 return _context3.stop();161 }162 }, _callee3, this);163 }));164 function encrypt(_x5, _x6) {165 return _encrypt.apply(this, arguments);166 }167 return encrypt;168 }()169 }, {170 key: "decrypt",171 value: function () {172 var _decrypt = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee4(_algorithm, message) {173 var msgBigInt, emBigInt, em, i;174 return _regeneratorRuntime().wrap(function _callee4$(_context4) {175 while (1) switch (_context4.prev = _context4.next) {176 case 0:177 if (!(message.length !== this._keyBytes)) {178 _context4.next = 2;179 break;180 }181 return _context4.abrupt("return", null);182 case 2:183 msgBigInt = (0, _bigint.u8ArrayToBigInt)(message);184 emBigInt = (0, _bigint.modPow)(msgBigInt, this._dBigInt, this._nBigInt);185 em = (0, _bigint.bigIntToU8Array)(emBigInt, this._keyBytes);186 if (!(em[0] !== 0x00 || em[1] !== 0x02)) {187 _context4.next = 7;188 break;189 }190 return _context4.abrupt("return", null);191 case 7:192 i = 2;193 case 8:194 if (!(i < em.length)) {195 _context4.next = 14;196 break;197 }198 if (!(em[i] === 0x00)) {199 _context4.next = 11;200 break;201 }202 return _context4.abrupt("break", 14);203 case 11:204 i++;205 _context4.next = 8;206 break;207 case 14:208 if (!(i === em.length)) {209 _context4.next = 16;210 break;211 }212 return _context4.abrupt("return", null);213 case 16:214 return _context4.abrupt("return", em.slice(i + 1, em.length));215 case 17:216 case "end":217 return _context4.stop();218 }219 }, _callee4, this);220 }));221 function decrypt(_x7, _x8) {222 return _decrypt.apply(this, arguments);223 }224 return decrypt;225 }()226 }, {227 key: "exportKey",228 value: function () {229 var _exportKey = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee5() {230 return _regeneratorRuntime().wrap(function _callee5$(_context5) {231 while (1) switch (_context5.prev = _context5.next) {232 case 0:233 if (this._extractable) {234 _context5.next = 2;235 break;236 }237 throw new Error("key is not extractable");238 case 2:239 return _context5.abrupt("return", {240 n: this._n,241 e: this._e,242 d: this._d243 });244 case 3:245 case "end":246 return _context5.stop();247 }248 }, _callee5, this);249 }));250 function exportKey() {251 return _exportKey.apply(this, arguments);252 }253 return exportKey;254 }()255 }], [{256 key: "generateKey",257 value: function () {258 var _generateKey3 = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee6(algorithm, extractable, _keyUsages) {259 var cipher;260 return _regeneratorRuntime().wrap(function _callee6$(_context6) {261 while (1) switch (_context6.prev = _context6.next) {262 case 0:263 cipher = new RSACipher();264 _context6.next = 3;265 return cipher._generateKey(algorithm, extractable);266 case 3:267 return _context6.abrupt("return", {268 privateKey: cipher269 });270 case 4:271 case "end":272 return _context6.stop();273 }274 }, _callee6);275 }));276 function generateKey(_x9, _x10, _x11) {277 return _generateKey3.apply(this, arguments);278 }279 return generateKey;280 }()281 }, {282 key: "importKey",283 value: function () {284 var _importKey3 = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee7(key, _algorithm, extractable, keyUsages) {285 var cipher;286 return _regeneratorRuntime().wrap(function _callee7$(_context7) {287 while (1) switch (_context7.prev = _context7.next) {288 case 0:289 if (!(keyUsages.length !== 1 || keyUsages[0] !== "encrypt")) {290 _context7.next = 2;291 break;292 }293 throw new Error("only support importing RSA public key");294 case 2:295 cipher = new RSACipher();296 _context7.next = 5;297 return cipher._importKey(key, extractable);298 case 5:299 return _context7.abrupt("return", cipher);300 case 6:301 case "end":302 return _context7.stop();303 }304 }, _callee7);305 }));306 function importKey(_x12, _x13, _x14, _x15) {307 return _importKey3.apply(this, arguments);308 }309 return importKey;310 }()311 }]);312}();