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path: root/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/FiniteField.js
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-rw-r--r--frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/FiniteField.js15
1 files changed, 6 insertions, 9 deletions
diff --git a/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/FiniteField.js b/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/FiniteField.js
index a649c9f..56f257a 100644
--- a/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/FiniteField.js
+++ b/frontend/gamma/js/Clipperz/Crypto/ECC/BinaryField/FiniteField.js
@@ -1,120 +1,117 @@
/*
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.Crypto.ECC) == 'undefined') { Clipperz.Crypto.ECC = {}; }
if (typeof(Clipperz.Crypto.ECC.BinaryField) == 'undefined') { Clipperz.Crypto.ECC.BinaryField = {}; }
Clipperz.Crypto.ECC.BinaryField.FiniteField = function(args) {
args = args || {};
this._modulus = args.modulus;
return this;
}
Clipperz.Crypto.ECC.BinaryField.FiniteField.prototype = MochiKit.Base.update(null, {
'asString': function() {
return "Clipperz.Crypto.ECC.BinaryField.FiniteField (" + this.modulus().asString() + ")";
},
//-----------------------------------------------------------------------------
'modulus': function() {
return this._modulus;
},
//-----------------------------------------------------------------------------
'_module': function(aValue) {
var result;
var modulusComparison;
//console.log(">>> binaryField.finiteField.(standard)module");
modulusComparison = Clipperz.Crypto.ECC.BinaryField.Value._compare(aValue, this.modulus()._value);
if (modulusComparison < 0) {
result = aValue;
} else if (modulusComparison == 0) {
result = [0];
} else {
var modulusBitSize;
var resultBitSize;
result = aValue;
modulusBitSize = this.modulus().bitSize();
resultBitSize = Clipperz.Crypto.ECC.BinaryField.Value._bitSize(result);
while (resultBitSize >= modulusBitSize) {
Clipperz.Crypto.ECC.BinaryField.Value._overwriteXor(result, Clipperz.Crypto.ECC.BinaryField.Value._shiftLeft(this.modulus()._value, resultBitSize - modulusBitSize));
resultBitSize = Clipperz.Crypto.ECC.BinaryField.Value._bitSize(result);
}
}
//console.log("<<< binaryField.finiteField.(standard)module");
return result;
},
'module': function(aValue) {
return new Clipperz.Crypto.ECC.BinaryField.Value(this._module(aValue._value.slice(0)));
},
//-----------------------------------------------------------------------------
'_add': function(a, b) {
return Clipperz.Crypto.ECC.BinaryField.Value._xor(a, b);
},
'_overwriteAdd': function(a, b) {
Clipperz.Crypto.ECC.BinaryField.Value._overwriteXor(a, b);
},
'add': function(a, b) {
return new Clipperz.Crypto.ECC.BinaryField.Value(this._add(a._value, b._value));
},
//-----------------------------------------------------------------------------
'negate': function(aValue) {
return aValue.clone();
},
//-----------------------------------------------------------------------------
'_multiply': function(a, b) {
var result;
var valueToXor;
var i,c;
result = [0];
valueToXor = b;
c = Clipperz.Crypto.ECC.BinaryField.Value._bitSize(a);
for (i=0; i<c; i++) {
if (Clipperz.Crypto.ECC.BinaryField.Value._isBitSet(a, i) === true) {