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							- /*
 
- CryptoJS v3.1.2
 
- code.google.com/p/crypto-js
 
- (c) 2009-2013 by Jeff Mott. All rights reserved.
 
- code.google.com/p/crypto-js/wiki/License
 
- */
 
- (function () {
 
-     // Shortcuts
 
-     var C = CryptoJS;
 
-     var C_lib = C.lib;
 
-     var StreamCipher = C_lib.StreamCipher;
 
-     var C_algo = C.algo;
 
-     // Reusable objects
 
-     var S  = [];
 
-     var C_ = [];
 
-     var G  = [];
 
-     /**
 
-      * Rabbit stream cipher algorithm
 
-      */
 
-     var Rabbit = C_algo.Rabbit = StreamCipher.extend({
 
-         _doReset: function () {
 
-             // Shortcuts
 
-             var K = this._key.words;
 
-             var iv = this.cfg.iv;
 
-             // Swap endian
 
-             for (var i = 0; i < 4; i++) {
 
-                 K[i] = (((K[i] << 8)  | (K[i] >>> 24)) & 0x00ff00ff) |
 
-                        (((K[i] << 24) | (K[i] >>> 8))  & 0xff00ff00);
 
-             }
 
-             // Generate initial state values
 
-             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)
 
-             ];
 
-             // Generate initial counter values
 
-             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)
 
-             ];
 
-             // Carry bit
 
-             this._b = 0;
 
-             // Iterate the system four times
 
-             for (var i = 0; i < 4; i++) {
 
-                 nextState.call(this);
 
-             }
 
-             // Modify the counters
 
-             for (var i = 0; i < 8; i++) {
 
-                 C[i] ^= X[(i + 4) & 7];
 
-             }
 
-             // IV setup
 
-             if (iv) {
 
-                 // Shortcuts
 
-                 var IV = iv.words;
 
-                 var IV_0 = IV[0];
 
-                 var IV_1 = IV[1];
 
-                 // Generate four subvectors
 
-                 var i0 = (((IV_0 << 8) | (IV_0 >>> 24)) & 0x00ff00ff) | (((IV_0 << 24) | (IV_0 >>> 8)) & 0xff00ff00);
 
-                 var i2 = (((IV_1 << 8) | (IV_1 >>> 24)) & 0x00ff00ff) | (((IV_1 << 24) | (IV_1 >>> 8)) & 0xff00ff00);
 
-                 var i1 = (i0 >>> 16) | (i2 & 0xffff0000);
 
-                 var i3 = (i2 << 16)  | (i0 & 0x0000ffff);
 
-                 // Modify counter values
 
-                 C[0] ^= i0;
 
-                 C[1] ^= i1;
 
-                 C[2] ^= i2;
 
-                 C[3] ^= i3;
 
-                 C[4] ^= i0;
 
-                 C[5] ^= i1;
 
-                 C[6] ^= i2;
 
-                 C[7] ^= i3;
 
-                 // Iterate the system four times
 
-                 for (var i = 0; i < 4; i++) {
 
-                     nextState.call(this);
 
-                 }
 
-             }
 
-         },
 
-         _doProcessBlock: function (M, offset) {
 
-             // Shortcut
 
-             var X = this._X;
 
-             // Iterate the system
 
-             nextState.call(this);
 
-             // Generate four keystream words
 
-             S[0] = X[0] ^ (X[5] >>> 16) ^ (X[3] << 16);
 
-             S[1] = X[2] ^ (X[7] >>> 16) ^ (X[5] << 16);
 
-             S[2] = X[4] ^ (X[1] >>> 16) ^ (X[7] << 16);
 
-             S[3] = X[6] ^ (X[3] >>> 16) ^ (X[1] << 16);
 
-             for (var i = 0; i < 4; i++) {
 
-                 // Swap endian
 
-                 S[i] = (((S[i] << 8)  | (S[i] >>> 24)) & 0x00ff00ff) |
 
-                        (((S[i] << 24) | (S[i] >>> 8))  & 0xff00ff00);
 
-                 // Encrypt
 
-                 M[offset + i] ^= S[i];
 
-             }
 
-         },
 
-         blockSize: 128/32,
 
-         ivSize: 64/32
 
-     });
 
-     function nextState() {
 
-         // Shortcuts
 
-         var X = this._X;
 
-         var C = this._C;
 
-         // Save old counter values
 
-         for (var i = 0; i < 8; i++) {
 
-             C_[i] = C[i];
 
-         }
 
-         // Calculate new counter values
 
-         C[0] = (C[0] + 0x4d34d34d + this._b) | 0;
 
-         C[1] = (C[1] + 0xd34d34d3 + ((C[0] >>> 0) < (C_[0] >>> 0) ? 1 : 0)) | 0;
 
-         C[2] = (C[2] + 0x34d34d34 + ((C[1] >>> 0) < (C_[1] >>> 0) ? 1 : 0)) | 0;
 
-         C[3] = (C[3] + 0x4d34d34d + ((C[2] >>> 0) < (C_[2] >>> 0) ? 1 : 0)) | 0;
 
-         C[4] = (C[4] + 0xd34d34d3 + ((C[3] >>> 0) < (C_[3] >>> 0) ? 1 : 0)) | 0;
 
-         C[5] = (C[5] + 0x34d34d34 + ((C[4] >>> 0) < (C_[4] >>> 0) ? 1 : 0)) | 0;
 
-         C[6] = (C[6] + 0x4d34d34d + ((C[5] >>> 0) < (C_[5] >>> 0) ? 1 : 0)) | 0;
 
-         C[7] = (C[7] + 0xd34d34d3 + ((C[6] >>> 0) < (C_[6] >>> 0) ? 1 : 0)) | 0;
 
-         this._b = (C[7] >>> 0) < (C_[7] >>> 0) ? 1 : 0;
 
-         // Calculate the g-values
 
-         for (var i = 0; i < 8; i++) {
 
-             var gx = X[i] + C[i];
 
-             // Construct high and low argument for squaring
 
-             var ga = gx & 0xffff;
 
-             var gb = gx >>> 16;
 
-             // Calculate high and low result of squaring
 
-             var gh = ((((ga * ga) >>> 17) + ga * gb) >>> 15) + gb * gb;
 
-             var gl = (((gx & 0xffff0000) * gx) | 0) + (((gx & 0x0000ffff) * gx) | 0);
 
-             // High XOR low
 
-             G[i] = gh ^ gl;
 
-         }
 
-         // Calculate new state values
 
-         X[0] = (G[0] + ((G[7] << 16) | (G[7] >>> 16)) + ((G[6] << 16) | (G[6] >>> 16))) | 0;
 
-         X[1] = (G[1] + ((G[0] << 8)  | (G[0] >>> 24)) + G[7]) | 0;
 
-         X[2] = (G[2] + ((G[1] << 16) | (G[1] >>> 16)) + ((G[0] << 16) | (G[0] >>> 16))) | 0;
 
-         X[3] = (G[3] + ((G[2] << 8)  | (G[2] >>> 24)) + G[1]) | 0;
 
-         X[4] = (G[4] + ((G[3] << 16) | (G[3] >>> 16)) + ((G[2] << 16) | (G[2] >>> 16))) | 0;
 
-         X[5] = (G[5] + ((G[4] << 8)  | (G[4] >>> 24)) + G[3]) | 0;
 
-         X[6] = (G[6] + ((G[5] << 16) | (G[5] >>> 16)) + ((G[4] << 16) | (G[4] >>> 16))) | 0;
 
-         X[7] = (G[7] + ((G[6] << 8)  | (G[6] >>> 24)) + G[5]) | 0;
 
-     }
 
-     /**
 
-      * Shortcut functions to the cipher's object interface.
 
-      *
 
-      * @example
 
-      *
 
-      *     var ciphertext = CryptoJS.Rabbit.encrypt(message, key, cfg);
 
-      *     var plaintext  = CryptoJS.Rabbit.decrypt(ciphertext, key, cfg);
 
-      */
 
-     C.Rabbit = StreamCipher._createHelper(Rabbit);
 
- }());
 
 
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