author | Giulio Cesare Solaroli <giulio.cesare@clipperz.com> | 2011-10-06 00:36:10 (UTC) |
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committer | Giulio Cesare Solaroli <giulio.cesare@clipperz.com> | 2011-10-06 00:36:10 (UTC) |
commit | 6ba274c79e60e417132b260bd0117c5a68121387 (patch) (side-by-side diff) | |
tree | 57c1f95d0fbf9b80312c5c6b6f4a4f951e31c770 /frontend/beta/js/Clipperz/Crypto/SHA.js | |
parent | 13ebf1b1987a1566d081ff1ba89b4dca197b7d2e (diff) | |
download | clipperz-6ba274c79e60e417132b260bd0117c5a68121387.zip clipperz-6ba274c79e60e417132b260bd0117c5a68121387.tar.gz clipperz-6ba274c79e60e417132b260bd0117c5a68121387.tar.bz2 |
Fixed the copyright headers
Diffstat (limited to 'frontend/beta/js/Clipperz/Crypto/SHA.js') (more/less context) (ignore whitespace changes)
-rw-r--r-- | frontend/beta/js/Clipperz/Crypto/SHA.js | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/frontend/beta/js/Clipperz/Crypto/SHA.js b/frontend/beta/js/Clipperz/Crypto/SHA.js index bb50b4f..635eb90 100644 --- a/frontend/beta/js/Clipperz/Crypto/SHA.js +++ b/frontend/beta/js/Clipperz/Crypto/SHA.js @@ -1,152 +1,149 @@ /* Copyright 2008-2011 Clipperz Srl -This file is part of Clipperz's Javascript Crypto Library. -Javascript Crypto Library provides web developers with an extensive -and efficient set of cryptographic functions. The library aims to -obtain maximum execution speed while preserving modularity and -reusability. +This file is part of Clipperz Community Edition. +Clipperz Community Edition is an online password manager. For further information about its features and functionalities please -refer to http://www.clipperz.com +refer to http://www.clipperz.com. -* Javascript Crypto Library is free software: you can redistribute +* Clipperz Community Edition is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. -* Javascript Crypto Library is distributed in the hope that it will +* Clipperz Community Edition is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. * You should have received a copy of the GNU Affero General Public - License along with Javascript Crypto Library. If not, see + License along with Clipperz Community Edition. If not, see <http://www.gnu.org/licenses/>. */ try { if (typeof(Clipperz.ByteArray) == 'undefined') { throw ""; }} catch (e) { throw "Clipperz.Crypto.PRNG depends on Clipperz.ByteArray!"; } if (typeof(Clipperz.Crypto) == 'undefined') { Clipperz.Crypto = {}; } if (typeof(Clipperz.Crypto.SHA) == 'undefined') { Clipperz.Crypto.SHA = {}; } Clipperz.Crypto.SHA.VERSION = "0.3"; Clipperz.Crypto.SHA.NAME = "Clipperz.Crypto.SHA"; MochiKit.Base.update(Clipperz.Crypto.SHA, { '__repr__': function () { return "[" + this.NAME + " " + this.VERSION + "]"; }, 'toString': function () { return this.__repr__(); }, //----------------------------------------------------------------------------- 'rotateRight': function(aValue, aNumberOfBits) { //Clipperz.Profile.start("Clipperz.Crypto.SHA.rotateRight"); var result; result = (aValue >>> aNumberOfBits) | (aValue << (32 - aNumberOfBits)); //Clipperz.Profile.stop("Clipperz.Crypto.SHA.rotateRight"); return result; }, 'shiftRight': function(aValue, aNumberOfBits) { //Clipperz.Profile.start("Clipperz.Crypto.SHA.shiftRight"); var result; result = aValue >>> aNumberOfBits; //Clipperz.Profile.stop("Clipperz.Crypto.SHA.shiftRight"); return result; }, //----------------------------------------------------------------------------- 'safeAdd': function() { //Clipperz.Profile.start("Clipperz.Crypto.SHA.safeAdd"); var result; var i, c; result = arguments[0]; c = arguments.length; for (i=1; i<c; i++) { var lowerBytesSum; lowerBytesSum = (result & 0xffff) + (arguments[i] & 0xffff); result = (((result >> 16) + (arguments[i] >> 16) + (lowerBytesSum >> 16)) << 16) | (lowerBytesSum & 0xffff); } //Clipperz.Profile.stop("Clipperz.Crypto.SHA.safeAdd"); return result; }, //----------------------------------------------------------------------------- 'sha256_array': function(aValue) { //Clipperz.Profile.start("Clipperz.Crypto.SHA.sha256_array"); var result; var message; var h0, h1, h2, h3, h4, h5, h6, h7; var k; var messageLength; var messageLengthInBits; var _i, _c; var charBits; var rotateRight; var shiftRight; var safeAdd; var bytesPerBlock; var currentMessageIndex; bytesPerBlock = 512/8; rotateRight = Clipperz.Crypto.SHA.rotateRight; shiftRight = Clipperz.Crypto.SHA.shiftRight; safeAdd = Clipperz.Crypto.SHA.safeAdd; charBits = 8; h0 = 0x6a09e667; h1 = 0xbb67ae85; h2 = 0x3c6ef372; h3 = 0xa54ff53a; h4 = 0x510e527f; h5 = 0x9b05688c; h6 = 0x1f83d9ab; h7 = 0x5be0cd19; k = [ 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070, 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2]; message = aValue; messageLength = message.length; //Pre-processing: message.push(0x80); // append a single "1" bit to message _c = (512 - (((messageLength + 1) * charBits) % 512) - 64) / charBits; for (_i=0; _i<_c; _i++) { message.push(0x00); // append "0" bits until message length ≡ 448 ≡ -64 (mod 512) } messageLengthInBits = messageLength * charBits; message.push(0x00); // the 4 most high byte are alway 0 as message length is represented with a 32bit value; message.push(0x00); message.push(0x00); message.push(0x00); message.push((messageLengthInBits >> 24) & 0xff); message.push((messageLengthInBits >> 16) & 0xff); message.push((messageLengthInBits >> 8) & 0xff); message.push( messageLengthInBits & 0xff); |