mirror of
https://code.equilibrium.co.ao/ITO/doneit-web.git
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1 line
22 KiB
JSON
1 line
22 KiB
JSON
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{"ast":null,"code":";\n(function (root, factory, undef) {\n if (typeof exports === \"object\") {\n // CommonJS\n module.exports = exports = factory(require(\"./core\"), require(\"./enc-base64\"), require(\"./md5\"), require(\"./evpkdf\"), require(\"./cipher-core\"));\n } else if (typeof define === \"function\" && define.amd) {\n // AMD\n define([\"./core\", \"./enc-base64\", \"./md5\", \"./evpkdf\", \"./cipher-core\"], factory);\n } else {\n // Global (browser)\n factory(root.CryptoJS);\n }\n})(this, function (CryptoJS) {\n (function () {\n // Shortcuts\n var C = CryptoJS;\n var C_lib = C.lib;\n var StreamCipher = C_lib.StreamCipher;\n var C_algo = C.algo;\n\n // Reusable objects\n var S = [];\n var C_ = [];\n var G = [];\n\n /**\n * Rabbit stream cipher algorithm.\n *\n * This is a legacy version that neglected to convert the key to little-endian.\n * This error doesn't affect the cipher's security,\n * but it does affect its compatibility with other implementations.\n */\n var RabbitLegacy = C_algo.RabbitLegacy = StreamCipher.extend({\n _doReset: function () {\n // Shortcuts\n var K = this._key.words;\n var iv = this.cfg.iv;\n\n // Generate initial state values\n var X = this._X = [K[0], K[3] << 16 | K[2] >>> 16, K[1], K[0] << 16 | K[3] >>> 16, K[2], K[1] << 16 | K[0] >>> 16, K[3], K[2] << 16 | K[1] >>> 16];\n\n // Generate initial counter values\n var C = this._C = [K[2] << 16 | K[2] >>> 16, K[0] & 0xffff0000 | K[1] & 0x0000ffff, K[3] << 16 | K[3] >>> 16, K[1] & 0xffff0000 | K[2] & 0x0000ffff, K[0] << 16 | K[0] >>> 16, K[2] & 0xffff0000 | K[3] & 0x0000ffff, K[1] << 16 | K[1] >>> 16, K[3] & 0xffff0000 | K[0] & 0x0000ffff];\n\n // Carry bit\n this._b = 0;\n\n // Iterate the system four times\n for (var i = 0; i < 4; i++) {\n nextState.call(this);\n }\n\n // Modify the counters\n for (var i = 0; i < 8; i++) {\n C[i] ^= X[i + 4 & 7];\n }\n\n // IV setup\n if (iv) {\n // Shortcuts\n var IV = iv.words;\n var IV_0 = IV[0];\n var IV_1 = IV[1];\n\n // Generate four subvectors\n var i0 = (IV_0 << 8 | IV_0 >>> 24) & 0x00ff00ff | (IV_0 << 24 | IV_0 >>> 8) & 0xff00ff00;\n var i2 = (IV_1 << 8 | IV_1 >>> 24) & 0x00ff00ff | (IV_1 << 24 | IV_1 >>> 8) & 0xff00ff00;\n var i1 = i0 >>> 16 | i2 & 0xffff0000;\n var i3 = i2 << 16 | i0 & 0x0000ffff;\n\n // Modify counter values\n C[0] ^= i0;\n C[1] ^= i1;\n C[2] ^= i2;\n C[3] ^= i3;\n C[4] ^= i0;\n C[5] ^= i1;\n C[6] ^= i2;\n C[7] ^= i3;\n\n // Iterate the system four times\n for (var i = 0; i < 4; i++) {\n nextState.call(this);\n }\n }\n },\n _doProcessBlock: function (M, offset) {\n // Shortcut\n var X = this._X;\n\n // Iterate the system\n nextState.call(this);\n\n // Generate four keystream words\n S[0] = X[0] ^ X[5] >>> 16 ^ X[3] << 16;\n S[1] = X[2] ^ X[7] >>> 16 ^ X[5] << 16;\n S[2] = X[4] ^ X[1] >>> 16 ^ X[7] << 16;\n S[3] = X[6] ^ X[3] >>> 16 ^ X[1] << 16;\n for (var i = 0; i < 4; i++) {\n // Swap endian\n S[i] = (S[i] << 8 | S[i] >>> 24) & 0x00ff00ff | (S[i] << 24 | S[i] >>> 8) & 0xff00ff00;\n\n // Encrypt\n M[offset + i] ^= S[i];\n }\n },\n blockSize: 128 / 32,\n ivSize: 64 / 32\n });\n function nextState() {\n // Shortcuts\n var X = this._X;\n var C = this._C;\n\n // Save old counter values\n for (var i = 0; i < 8; i++) {\n C_[i] = C[i];\n }\n\n // Calculate new counter values\n C[0] = C[0] + 0x4d34d34d + this._b | 0;\n C[1] = C[1] + 0xd34d34d3 + (C[0] >>> 0 < C_[0] >>> 0 ? 1 : 0) | 0;\n C[2] = C[2] + 0x34d34d34 + (C[1] >>> 0 < C_[1] >>> 0 ? 1 : 0) | 0;\n C
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