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/gamma/js/Clipperz/Crypto/ECC/BinaryField/Value.js | |
parent | 13ebf1b1987a1566d081ff1ba89b4dca197b7d2e (diff) | |
download | clipperz-6ba274c79e60e417132b260bd0117c5a68121387.zip clipperz-6ba274c79e60e417132b260bd0117c5a68121387.tar.gz clipperz-6ba274c79e60e417132b260bd0117c5a68121387.tar.bz2 |
Fixed the copyright headers
Diffstat (limited to 'frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/Value.js') (more/less context) (show whitespace changes)
-rw-r--r-- | frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/Value.js | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/Value.js b/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/Value.js index 5a430d1..b705a20 100644 --- a/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/Value.js +++ b/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/Value.js @@ -1,216 +1,213 @@ /* 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.ECC depends on Clipperz.ByteArray!"; //} if (typeof(Clipperz) == 'undefined') { Clipperz = {}; } if (typeof(Clipperz.Crypto) == 'undefined') { Clipperz.Crypto = {}; } if (typeof(Clipperz.Crypto.ECC) == 'undefined') { Clipperz.Crypto.ECC = {}; } if (typeof(Clipperz.Crypto.ECC.BinaryField) == 'undefined') { Clipperz.Crypto.ECC.BinaryField = {}; } Clipperz.Crypto.ECC.BinaryField.Value = function(aValue, aBase, aBitSize) { if (aValue.constructor == String) { var value; var stringLength; var numberOfWords; var i,c; if (aBase != 16) { throw Clipperz.Crypto.ECC.BinaryField.Value.exception.UnsupportedBase; } value = aValue.replace(/ /g, ''); stringLength = value.length; numberOfWords = Math.ceil(stringLength / 8); this._value = new Array(numberOfWords); c = numberOfWords; for (i=0; i<c; i++) { var word; if (i < (c-1)) { word = parseInt(value.substr(stringLength-((i+1)*8), 8), 16); } else { word = parseInt(value.substr(0, stringLength-(i*8)), 16); } this._value[i] = word; } } else if (aValue.constructor == Array) { var itemsToCopy; itemsToCopy = aValue.length; while (aValue[itemsToCopy - 1] == 0) { itemsToCopy --; } this._value = aValue.slice(0, itemsToCopy); } else if (aValue.constructor == Number) { this._value = [aValue]; } else { // throw Clipperz.Crypto.ECC.BinaryField.Value.exception.UnsupportedConstructorValueType; } this._bitSize == aBitSize || null; return this; } Clipperz.Crypto.ECC.BinaryField.Value.prototype = MochiKit.Base.update(null, { 'value': function() { return this._value; }, //----------------------------------------------------------------------------- 'wordSize': function() { return this._value.length }, //----------------------------------------------------------------------------- 'clone': function() { return new Clipperz.Crypto.ECC.BinaryField.Value(this._value.slice(0), null, this._bitSize); }, //----------------------------------------------------------------------------- 'isZero': function() { return (this.compare(Clipperz.Crypto.ECC.BinaryField.Value.O) == 0); }, //----------------------------------------------------------------------------- 'asString': function(aBase) { var result; var i,c; if (aBase != 16) { throw Clipperz.Crypto.ECC.BinaryField.Value.exception.UnsupportedBase; } result = ""; c = this.wordSize(); for (i=0; i<c; i++) { var wordAsString; // wordAsString = ("00000000" + this.value()[i].toString(16)); wordAsString = ("00000000" + this._value[i].toString(16)); wordAsString = wordAsString.substring(wordAsString.length - 8); result = wordAsString + result; } result = result.replace(/^(00)*/, ""); if (result == "") { result = "0"; } return result; }, //----------------------------------------------------------------------------- 'shiftLeft': function(aNumberOfBitsToShift) { // this method seems like it is never called. :-( return new Clipperz.Crypto.ECC.BinaryField.Value(Clipperz.Crypto.ECC.BinaryField.Value._shiftLeft(this._value, aNumberOfBitsToShift)); }, //----------------------------------------------------------------------------- 'bitSize': function() { if (this._bitSize == null) { this._bitSize = Clipperz.Crypto.ECC.BinaryField.Value._bitSize(this._value); } return this._bitSize; }, //----------------------------------------------------------------------------- 'isBitSet': function(aBitPosition) { return Clipperz.Crypto.ECC.BinaryField.Value._isBitSet(this._value, aBitPosition); }, //----------------------------------------------------------------------------- 'xor': function(aValue) { return new Clipperz.Crypto.ECC.BinaryField.Value(Clipperz.Crypto.ECC.BinaryField.Value._xor(this._value, aValue._value)); }, //----------------------------------------------------------------------------- 'compare': function(aValue) { return Clipperz.Crypto.ECC.BinaryField.Value._compare(this._value, aValue._value); }, //----------------------------------------------------------------------------- __syntaxFix__: "syntax fix" }); Clipperz.Crypto.ECC.BinaryField.Value.O = new Clipperz.Crypto.ECC.BinaryField.Value('0', 16); Clipperz.Crypto.ECC.BinaryField.Value.I = new Clipperz.Crypto.ECC.BinaryField.Value('1', 16); Clipperz.Crypto.ECC.BinaryField.Value._xor = function(a, b, aFirstItemOffset) { var result; var resultSize; var i,c; var firstItemOffset; firstItemOffset = aFirstItemOffset || 0; resultSize = Math.max((a.length - firstItemOffset), b.length) + firstItemOffset; result = new Array(resultSize); c = firstItemOffset; for (i=0; i<c; i++) { result[i] = a[i]; } c = resultSize; for (i=firstItemOffset; i<c; i++) { result[i] = (((a[i] || 0) ^ (b[i - firstItemOffset] || 0)) >>> 0); } return result; }; Clipperz.Crypto.ECC.BinaryField.Value._overwriteXor = function(a, b, aFirstItemOffset) { var i,c; var firstItemOffset; firstItemOffset = aFirstItemOffset || 0; c = Math.max((a.length - firstItemOffset), b.length) + firstItemOffset; for (i=firstItemOffset; i<c; i++) { a[i] = (((a[i] || 0) ^ (b[i - firstItemOffset] || 0)) >>> 0); } }; |