| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254 | /*CryptoJS v3.1.2code.google.com/p/crypto-js(c) 2009-2013 by Jeff Mott. All rights reserved.code.google.com/p/crypto-js/wiki/License*/(function (Math) {    // Shortcuts    var C = CryptoJS;    var C_lib = C.lib;    var WordArray = C_lib.WordArray;    var Hasher = C_lib.Hasher;    var C_algo = C.algo;    // Constants table    var T = [];    // Compute constants    (function () {        for (var i = 0; i < 64; i++) {            T[i] = (Math.abs(Math.sin(i + 1)) * 0x100000000) | 0;        }    }());    /**     * MD5 hash algorithm.     */    var MD5 = C_algo.MD5 = Hasher.extend({        _doReset: function () {            this._hash = new WordArray.init([                0x67452301, 0xefcdab89,                0x98badcfe, 0x10325476            ]);        },        _doProcessBlock: function (M, offset) {            // Swap endian            for (var i = 0; i < 16; i++) {                // Shortcuts                var offset_i = offset + i;                var M_offset_i = M[offset_i];                M[offset_i] = (                    (((M_offset_i << 8)  | (M_offset_i >>> 24)) & 0x00ff00ff) |                    (((M_offset_i << 24) | (M_offset_i >>> 8))  & 0xff00ff00)                );            }            // Shortcuts            var H = this._hash.words;            var M_offset_0  = M[offset + 0];            var M_offset_1  = M[offset + 1];            var M_offset_2  = M[offset + 2];            var M_offset_3  = M[offset + 3];            var M_offset_4  = M[offset + 4];            var M_offset_5  = M[offset + 5];            var M_offset_6  = M[offset + 6];            var M_offset_7  = M[offset + 7];            var M_offset_8  = M[offset + 8];            var M_offset_9  = M[offset + 9];            var M_offset_10 = M[offset + 10];            var M_offset_11 = M[offset + 11];            var M_offset_12 = M[offset + 12];            var M_offset_13 = M[offset + 13];            var M_offset_14 = M[offset + 14];            var M_offset_15 = M[offset + 15];            // Working varialbes            var a = H[0];            var b = H[1];            var c = H[2];            var d = H[3];            // Computation            a = FF(a, b, c, d, M_offset_0,  7,  T[0]);            d = FF(d, a, b, c, M_offset_1,  12, T[1]);            c = FF(c, d, a, b, M_offset_2,  17, T[2]);            b = FF(b, c, d, a, M_offset_3,  22, T[3]);            a = FF(a, b, c, d, M_offset_4,  7,  T[4]);            d = FF(d, a, b, c, M_offset_5,  12, T[5]);            c = FF(c, d, a, b, M_offset_6,  17, T[6]);            b = FF(b, c, d, a, M_offset_7,  22, T[7]);            a = FF(a, b, c, d, M_offset_8,  7,  T[8]);            d = FF(d, a, b, c, M_offset_9,  12, T[9]);            c = FF(c, d, a, b, M_offset_10, 17, T[10]);            b = FF(b, c, d, a, M_offset_11, 22, T[11]);            a = FF(a, b, c, d, M_offset_12, 7,  T[12]);            d = FF(d, a, b, c, M_offset_13, 12, T[13]);            c = FF(c, d, a, b, M_offset_14, 17, T[14]);            b = FF(b, c, d, a, M_offset_15, 22, T[15]);            a = GG(a, b, c, d, M_offset_1,  5,  T[16]);            d = GG(d, a, b, c, M_offset_6,  9,  T[17]);            c = GG(c, d, a, b, M_offset_11, 14, T[18]);            b = GG(b, c, d, a, M_offset_0,  20, T[19]);            a = GG(a, b, c, d, M_offset_5,  5,  T[20]);            d = GG(d, a, b, c, M_offset_10, 9,  T[21]);            c = GG(c, d, a, b, M_offset_15, 14, T[22]);            b = GG(b, c, d, a, M_offset_4,  20, T[23]);            a = GG(a, b, c, d, M_offset_9,  5,  T[24]);            d = GG(d, a, b, c, M_offset_14, 9,  T[25]);            c = GG(c, d, a, b, M_offset_3,  14, T[26]);            b = GG(b, c, d, a, M_offset_8,  20, T[27]);            a = GG(a, b, c, d, M_offset_13, 5,  T[28]);            d = GG(d, a, b, c, M_offset_2,  9,  T[29]);            c = GG(c, d, a, b, M_offset_7,  14, T[30]);            b = GG(b, c, d, a, M_offset_12, 20, T[31]);            a = HH(a, b, c, d, M_offset_5,  4,  T[32]);            d = HH(d, a, b, c, M_offset_8,  11, T[33]);            c = HH(c, d, a, b, M_offset_11, 16, T[34]);            b = HH(b, c, d, a, M_offset_14, 23, T[35]);            a = HH(a, b, c, d, M_offset_1,  4,  T[36]);            d = HH(d, a, b, c, M_offset_4,  11, T[37]);            c = HH(c, d, a, b, M_offset_7,  16, T[38]);            b = HH(b, c, d, a, M_offset_10, 23, T[39]);            a = HH(a, b, c, d, M_offset_13, 4,  T[40]);            d = HH(d, a, b, c, M_offset_0,  11, T[41]);            c = HH(c, d, a, b, M_offset_3,  16, T[42]);            b = HH(b, c, d, a, M_offset_6,  23, T[43]);            a = HH(a, b, c, d, M_offset_9,  4,  T[44]);            d = HH(d, a, b, c, M_offset_12, 11, T[45]);            c = HH(c, d, a, b, M_offset_15, 16, T[46]);            b = HH(b, c, d, a, M_offset_2,  23, T[47]);            a = II(a, b, c, d, M_offset_0,  6,  T[48]);            d = II(d, a, b, c, M_offset_7,  10, T[49]);            c = II(c, d, a, b, M_offset_14, 15, T[50]);            b = II(b, c, d, a, M_offset_5,  21, T[51]);            a = II(a, b, c, d, M_offset_12, 6,  T[52]);            d = II(d, a, b, c, M_offset_3,  10, T[53]);            c = II(c, d, a, b, M_offset_10, 15, T[54]);            b = II(b, c, d, a, M_offset_1,  21, T[55]);            a = II(a, b, c, d, M_offset_8,  6,  T[56]);            d = II(d, a, b, c, M_offset_15, 10, T[57]);            c = II(c, d, a, b, M_offset_6,  15, T[58]);            b = II(b, c, d, a, M_offset_13, 21, T[59]);            a = II(a, b, c, d, M_offset_4,  6,  T[60]);            d = II(d, a, b, c, M_offset_11, 10, T[61]);            c = II(c, d, a, b, M_offset_2,  15, T[62]);            b = II(b, c, d, a, M_offset_9,  21, T[63]);            // Intermediate hash value            H[0] = (H[0] + a) | 0;            H[1] = (H[1] + b) | 0;            H[2] = (H[2] + c) | 0;            H[3] = (H[3] + d) | 0;        },        _doFinalize: function () {            // Shortcuts            var data = this._data;            var dataWords = data.words;            var nBitsTotal = this._nDataBytes * 8;            var nBitsLeft = data.sigBytes * 8;            // Add padding            dataWords[nBitsLeft >>> 5] |= 0x80 << (24 - nBitsLeft % 32);            var nBitsTotalH = Math.floor(nBitsTotal / 0x100000000);            var nBitsTotalL = nBitsTotal;            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 15] = (                (((nBitsTotalH << 8)  | (nBitsTotalH >>> 24)) & 0x00ff00ff) |                (((nBitsTotalH << 24) | (nBitsTotalH >>> 8))  & 0xff00ff00)            );            dataWords[(((nBitsLeft + 64) >>> 9) << 4) + 14] = (                (((nBitsTotalL << 8)  | (nBitsTotalL >>> 24)) & 0x00ff00ff) |                (((nBitsTotalL << 24) | (nBitsTotalL >>> 8))  & 0xff00ff00)            );            data.sigBytes = (dataWords.length + 1) * 4;            // Hash final blocks            this._process();            // Shortcuts            var hash = this._hash;            var H = hash.words;            // Swap endian            for (var i = 0; i < 4; i++) {                // Shortcut                var H_i = H[i];                H[i] = (((H_i << 8)  | (H_i >>> 24)) & 0x00ff00ff) |                       (((H_i << 24) | (H_i >>> 8))  & 0xff00ff00);            }            // Return final computed hash            return hash;        },        clone: function () {            var clone = Hasher.clone.call(this);            clone._hash = this._hash.clone();            return clone;        }    });    function FF(a, b, c, d, x, s, t) {        var n = a + ((b & c) | (~b & d)) + x + t;        return ((n << s) | (n >>> (32 - s))) + b;    }    function GG(a, b, c, d, x, s, t) {        var n = a + ((b & d) | (c & ~d)) + x + t;        return ((n << s) | (n >>> (32 - s))) + b;    }    function HH(a, b, c, d, x, s, t) {        var n = a + (b ^ c ^ d) + x + t;        return ((n << s) | (n >>> (32 - s))) + b;    }    function II(a, b, c, d, x, s, t) {        var n = a + (c ^ (b | ~d)) + x + t;        return ((n << s) | (n >>> (32 - s))) + b;    }    /**     * Shortcut function to the hasher's object interface.     *     * @param {WordArray|string} message The message to hash.     *     * @return {WordArray} The hash.     *     * @static     *     * @example     *     *     var hash = CryptoJS.MD5('message');     *     var hash = CryptoJS.MD5(wordArray);     */    C.MD5 = Hasher._createHelper(MD5);    /**     * Shortcut function to the HMAC's object interface.     *     * @param {WordArray|string} message The message to hash.     * @param {WordArray|string} key The secret key.     *     * @return {WordArray} The HMAC.     *     * @static     *     * @example     *     *     var hmac = CryptoJS.HmacMD5(message, key);     */    C.HmacMD5 = Hasher._createHmacHelper(MD5);}(Math));
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