diff options
| author | Pliable Pixels <pliablepixels@gmail.com> | 2017-09-27 12:42:48 -0400 |
|---|---|---|
| committer | Pliable Pixels <pliablepixels@gmail.com> | 2017-09-27 12:42:48 -0400 |
| commit | 210e8feae2fb4842bfb2de38666e6c41671fef3c (patch) | |
| tree | cbdafa34b1a6260bb20236d7e9de9eb1b690a1c5 /www/lib/crypto-js/sha3.js | |
| parent | e7e7baeaad90229ccb3e0f45f4ebd77be7d79b14 (diff) | |
removed lib
Diffstat (limited to 'www/lib/crypto-js/sha3.js')
| -rw-r--r-- | www/lib/crypto-js/sha3.js | 323 |
1 files changed, 0 insertions, 323 deletions
diff --git a/www/lib/crypto-js/sha3.js b/www/lib/crypto-js/sha3.js deleted file mode 100644 index 4fb27fe4..00000000 --- a/www/lib/crypto-js/sha3.js +++ /dev/null @@ -1,323 +0,0 @@ -;(function (root, factory, undef) { - if (typeof exports === "object") { - // CommonJS - module.exports = exports = factory(require("./core"), require("./x64-core")); - } - else if (typeof define === "function" && define.amd) { - // AMD - define(["./core", "./x64-core"], factory); - } - else { - // Global (browser) - factory(root.CryptoJS); - } -}(this, function (CryptoJS) { - - (function (Math) { - // Shortcuts - var C = CryptoJS; - var C_lib = C.lib; - var WordArray = C_lib.WordArray; - var Hasher = C_lib.Hasher; - var C_x64 = C.x64; - var X64Word = C_x64.Word; - var C_algo = C.algo; - - // Constants tables - var RHO_OFFSETS = []; - var PI_INDEXES = []; - var ROUND_CONSTANTS = []; - - // Compute Constants - (function () { - // Compute rho offset constants - var x = 1, y = 0; - for (var t = 0; t < 24; t++) { - RHO_OFFSETS[x + 5 * y] = ((t + 1) * (t + 2) / 2) % 64; - - var newX = y % 5; - var newY = (2 * x + 3 * y) % 5; - x = newX; - y = newY; - } - - // Compute pi index constants - for (var x = 0; x < 5; x++) { - for (var y = 0; y < 5; y++) { - PI_INDEXES[x + 5 * y] = y + ((2 * x + 3 * y) % 5) * 5; - } - } - - // Compute round constants - var LFSR = 0x01; - for (var i = 0; i < 24; i++) { - var roundConstantMsw = 0; - var roundConstantLsw = 0; - - for (var j = 0; j < 7; j++) { - if (LFSR & 0x01) { - var bitPosition = (1 << j) - 1; - if (bitPosition < 32) { - roundConstantLsw ^= 1 << bitPosition; - } else /* if (bitPosition >= 32) */ { - roundConstantMsw ^= 1 << (bitPosition - 32); - } - } - - // Compute next LFSR - if (LFSR & 0x80) { - // Primitive polynomial over GF(2): x^8 + x^6 + x^5 + x^4 + 1 - LFSR = (LFSR << 1) ^ 0x71; - } else { - LFSR <<= 1; - } - } - - ROUND_CONSTANTS[i] = X64Word.create(roundConstantMsw, roundConstantLsw); - } - }()); - - // Reusable objects for temporary values - var T = []; - (function () { - for (var i = 0; i < 25; i++) { - T[i] = X64Word.create(); - } - }()); - - /** - * SHA-3 hash algorithm. - */ - var SHA3 = C_algo.SHA3 = Hasher.extend({ - /** - * Configuration options. - * - * @property {number} outputLength - * The desired number of bits in the output hash. - * Only values permitted are: 224, 256, 384, 512. - * Default: 512 - */ - cfg: Hasher.cfg.extend({ - outputLength: 512 - }), - - _doReset: function () { - var state = this._state = [] - for (var i = 0; i < 25; i++) { - state[i] = new X64Word.init(); - } - - this.blockSize = (1600 - 2 * this.cfg.outputLength) / 32; - }, - - _doProcessBlock: function (M, offset) { - // Shortcuts - var state = this._state; - var nBlockSizeLanes = this.blockSize / 2; - - // Absorb - for (var i = 0; i < nBlockSizeLanes; i++) { - // Shortcuts - var M2i = M[offset + 2 * i]; - var M2i1 = M[offset + 2 * i + 1]; - - // Swap endian - M2i = ( - (((M2i << 8) | (M2i >>> 24)) & 0x00ff00ff) | - (((M2i << 24) | (M2i >>> 8)) & 0xff00ff00) - ); - M2i1 = ( - (((M2i1 << 8) | (M2i1 >>> 24)) & 0x00ff00ff) | - (((M2i1 << 24) | (M2i1 >>> 8)) & 0xff00ff00) - ); - - // Absorb message into state - var lane = state[i]; - lane.high ^= M2i1; - lane.low ^= M2i; - } - - // Rounds - for (var round = 0; round < 24; round++) { - // Theta - for (var x = 0; x < 5; x++) { - // Mix column lanes - var tMsw = 0, tLsw = 0; - for (var y = 0; y < 5; y++) { - var lane = state[x + 5 * y]; - tMsw ^= lane.high; - tLsw ^= lane.low; - } - - // Temporary values - var Tx = T[x]; - Tx.high = tMsw; - Tx.low = tLsw; - } - for (var x = 0; x < 5; x++) { - // Shortcuts - var Tx4 = T[(x + 4) % 5]; - var Tx1 = T[(x + 1) % 5]; - var Tx1Msw = Tx1.high; - var Tx1Lsw = Tx1.low; - - // Mix surrounding columns - var tMsw = Tx4.high ^ ((Tx1Msw << 1) | (Tx1Lsw >>> 31)); - var tLsw = Tx4.low ^ ((Tx1Lsw << 1) | (Tx1Msw >>> 31)); - for (var y = 0; y < 5; y++) { - var lane = state[x + 5 * y]; - lane.high ^= tMsw; - lane.low ^= tLsw; - } - } - - // Rho Pi - for (var laneIndex = 1; laneIndex < 25; laneIndex++) { - // Shortcuts - var lane = state[laneIndex]; - var laneMsw = lane.high; - var laneLsw = lane.low; - var rhoOffset = RHO_OFFSETS[laneIndex]; - - // Rotate lanes - if (rhoOffset < 32) { - var tMsw = (laneMsw << rhoOffset) | (laneLsw >>> (32 - rhoOffset)); - var tLsw = (laneLsw << rhoOffset) | (laneMsw >>> (32 - rhoOffset)); - } else /* if (rhoOffset >= 32) */ { - var tMsw = (laneLsw << (rhoOffset - 32)) | (laneMsw >>> (64 - rhoOffset)); - var tLsw = (laneMsw << (rhoOffset - 32)) | (laneLsw >>> (64 - rhoOffset)); - } - - // Transpose lanes - var TPiLane = T[PI_INDEXES[laneIndex]]; - TPiLane.high = tMsw; - TPiLane.low = tLsw; - } - - // Rho pi at x = y = 0 - var T0 = T[0]; - var state0 = state[0]; - T0.high = state0.high; - T0.low = state0.low; - - // Chi - for (var x = 0; x < 5; x++) { - for (var y = 0; y < 5; y++) { - // Shortcuts - var laneIndex = x + 5 * y; - var lane = state[laneIndex]; - var TLane = T[laneIndex]; - var Tx1Lane = T[((x + 1) % 5) + 5 * y]; - var Tx2Lane = T[((x + 2) % 5) + 5 * y]; - - // Mix rows - lane.high = TLane.high ^ (~Tx1Lane.high & Tx2Lane.high); - lane.low = TLane.low ^ (~Tx1Lane.low & Tx2Lane.low); - } - } - - // Iota - var lane = state[0]; - var roundConstant = ROUND_CONSTANTS[round]; - lane.high ^= roundConstant.high; - lane.low ^= roundConstant.low;; - } - }, - - _doFinalize: function () { - // Shortcuts - var data = this._data; - var dataWords = data.words; - var nBitsTotal = this._nDataBytes * 8; - var nBitsLeft = data.sigBytes * 8; - var blockSizeBits = this.blockSize * 32; - - // Add padding - dataWords[nBitsLeft >>> 5] |= 0x1 << (24 - nBitsLeft % 32); - dataWords[((Math.ceil((nBitsLeft + 1) / blockSizeBits) * blockSizeBits) >>> 5) - 1] |= 0x80; - data.sigBytes = dataWords.length * 4; - - // Hash final blocks - this._process(); - - // Shortcuts - var state = this._state; - var outputLengthBytes = this.cfg.outputLength / 8; - var outputLengthLanes = outputLengthBytes / 8; - - // Squeeze - var hashWords = []; - for (var i = 0; i < outputLengthLanes; i++) { - // Shortcuts - var lane = state[i]; - var laneMsw = lane.high; - var laneLsw = lane.low; - - // Swap endian - laneMsw = ( - (((laneMsw << 8) | (laneMsw >>> 24)) & 0x00ff00ff) | - (((laneMsw << 24) | (laneMsw >>> 8)) & 0xff00ff00) - ); - laneLsw = ( - (((laneLsw << 8) | (laneLsw >>> 24)) & 0x00ff00ff) | - (((laneLsw << 24) | (laneLsw >>> 8)) & 0xff00ff00) - ); - - // Squeeze state to retrieve hash - hashWords.push(laneLsw); - hashWords.push(laneMsw); - } - - // Return final computed hash - return new WordArray.init(hashWords, outputLengthBytes); - }, - - clone: function () { - var clone = Hasher.clone.call(this); - - var state = clone._state = this._state.slice(0); - for (var i = 0; i < 25; i++) { - state[i] = state[i].clone(); - } - - return clone; - } - }); - - /** - * 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.SHA3('message'); - * var hash = CryptoJS.SHA3(wordArray); - */ - C.SHA3 = Hasher._createHelper(SHA3); - - /** - * 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.HmacSHA3(message, key); - */ - C.HmacSHA3 = Hasher._createHmacHelper(SHA3); - }(Math)); - - - return CryptoJS.SHA3; - -}));
\ No newline at end of file |
