Diffstat (limited to 'frontend/gamma/js/Clipperz/Crypto/ECC/StandardCurves.js') (more/less context) (show whitespace changes)
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1 files changed, 12 insertions, 19 deletions
diff --git a/frontend/gamma/js/Clipperz/Crypto/ECC/StandardCurves.js b/frontend/gamma/js/Clipperz/Crypto/ECC/StandardCurves.js index be197e3..239e264 100644 --- a/frontend/gamma/js/Clipperz/Crypto/ECC/StandardCurves.js +++ b/frontend/gamma/js/Clipperz/Crypto/ECC/StandardCurves.js @@ -1,46 +1,44 @@ /* -Copyright 2008-2011 Clipperz Srl +Copyright 2008-2013 Clipperz Srl -This file is part of Clipperz Community Edition. -Clipperz Community Edition is an online password manager. +This file is part of Clipperz, the online password manager. For further information about its features and functionalities please refer to http://www.clipperz.com. -* 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. +* Clipperz 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. -* 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. +* Clipperz 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 Clipperz Community Edition. If not, see - <http://www.gnu.org/licenses/>. + License along with Clipperz. If not, see http://www.gnu.org/licenses/. */ //try { if (typeof(Clipperz.Crypto.ECC.BinaryField.Curve) == 'undefined') { throw ""; }} catch (e) { // throw "Clipperz.Crypto.ECC depends on Clipperz.Crypto.ECC.BinaryField.Curve!"; //} //try { if (typeof(Clipperz.Crypto.ECC.Koblitz.Curve) == 'undefined') { throw ""; }} catch (e) { // throw "Clipperz.Crypto.ECC depends on Clipperz.Crypto.ECC.Koblitz.Curve!"; //} Clipperz.Crypto.ECC.StandardCurves = {}; MochiKit.Base.update(Clipperz.Crypto.ECC.StandardCurves, { //============================================================================== '_K571': null, 'K571': function() { // f(z) = z^571 + z^10 + z^5 + z^2 + 1 if ((Clipperz.Crypto.ECC.StandardCurves._K571 == null) && (typeof(Clipperz.Crypto.ECC.Koblitz.Curve) != 'undefined')) { Clipperz.Crypto.ECC.StandardCurves._K571 = new Clipperz.Crypto.ECC.Koblitz.Curve({ modulus: new Clipperz.Crypto.ECC.Koblitz.Value('08000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000425', 16), a: new Clipperz.Crypto.ECC.Koblitz.Value('0', 16), b: new Clipperz.Crypto.ECC.Koblitz.Value('1', 16), G: new Clipperz.Crypto.ECC.Koblitz.Point({ @@ -113,124 +111,119 @@ MochiKit.Base.update(Clipperz.Crypto.ECC.StandardCurves, { // ------------------------------------------------------------------------- // // Input: Polynomial p(x) of degree 1140 or less, stored as // an array of 2T machinewords. // Output: p(x) mod f571(x) // // FOR i = T-1, ..., 0 DO // SET X := P[i+T] // P[i] := P[i] ^ (X<<5) ^ (X<<7) ^ (X<<10) ^ (X<<15) // P[i+1] := P[i+1] ^ (X>>17) ^ (X>>22) ^ (X>>25) ^ (X>>27) // // SET X := P[T-1] >> 27 // P[0] := P[0] ^ X ^ (X<<2) ^ (X<<5) ^ (X<<10) // P[T-1] := P[T-1] & 0x07ffffff // // RETURN P[T-1],...,P[0] // // ------------------------------------------------------------------------- // Clipperz.Crypto.ECC.StandardCurves._B571.finiteField().slowModule = Clipperz.Crypto.ECC.StandardCurves._B571.finiteField().module; Clipperz.Crypto.ECC.StandardCurves._B571.finiteField().module = function(aValue) { var result; if (aValue.bitSize() > 1140) { - MochiKit.Logging.logWarning("ECC.StandarCurves.B571.finiteField().module: falling back to default implementation"); + Clipperz.logWarning("ECC.StandarCurves.B571.finiteField().module: falling back to default implementation"); result = Clipperz.Crypto.ECC.StandardCurves._B571.finiteField().slowModule(aValue); } else { var C, T; var i; -//console.log(">>> binaryField.finiteField.(improved)module"); -// C = aValue.value().slice(0); C = aValue._value.slice(0); for (i=35; i>=18; i--) { T = C[i]; C[i-18] = (((C[i-18] ^ (T<<5) ^ (T<<7) ^ (T<<10) ^ (T<<15)) & 0xffffffff) >>> 0); C[i-17] = ((C[i-17] ^ (T>>>27) ^ (T>>>25) ^ (T>>>22) ^ (T>>>17)) >>> 0); } T = (C[17] >>> 27); C[0] = ((C[0] ^ T ^ ((T<<2) ^ (T<<5) ^ (T<<10)) & 0xffffffff) >>> 0); C[17] = (C[17] & 0x07ffffff); for(i=18; i<=35; i++) { C[i] = 0; } result = new Clipperz.Crypto.ECC.BinaryField.Value(C); -//console.log("<<< binaryField.finiteField.(improved)module"); } return result; }; } return Clipperz.Crypto.ECC.StandardCurves._B571; }, //----------------------------------------------------------------------------- '_B283': null, 'B283': function() { // f(z) = z^283 + z^12 + z^7 + z^5 + 1 if ((Clipperz.Crypto.ECC.StandardCurves._B283 == null) && (typeof(Clipperz.Crypto.ECC.BinaryField.Curve) != 'undefined')) { Clipperz.Crypto.ECC.StandardCurves._B283 = new Clipperz.Crypto.ECC.BinaryField.Curve({ modulus: new Clipperz.Crypto.ECC.BinaryField.Value('08000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 000010a1', 16), a: new Clipperz.Crypto.ECC.BinaryField.Value('1', 16), b: new Clipperz.Crypto.ECC.BinaryField.Value('027b680a c8b8596d a5a4af8a 19a0303f ca97fd76 45309fa2 a581485a f6263e31 3b79a2f5', 16), G: new Clipperz.Crypto.ECC.BinaryField.Point({ x: new Clipperz.Crypto.ECC.BinaryField.Value('05f93925 8db7dd90 e1934f8c 70b0dfec 2eed25b8 557eac9c 80e2e198 f8cdbecd 86b12053', 16), y: new Clipperz.Crypto.ECC.BinaryField.Value('03676854 fe24141c b98fe6d4 b20d02b4 516ff702 350eddb0 826779c8 13f0df45 be8112f4', 16) }), r: new Clipperz.Crypto.ECC.BinaryField.Value('03ffffff ffffffff ffffffff ffffffff ffffef90 399660fc 938a9016 5b042a7c efadb307', 16), h: new Clipperz.Crypto.ECC.BinaryField.Value('2', 16) }); //----------------------------------------------------------------------------- // // Guide to Elliptic Curve Cryptography // Darrel Hankerson, Alfred Menezes, Scott Vanstone // - Pag: 56, Alorithm 2.43 // //----------------------------------------------------------------------------- Clipperz.Crypto.ECC.StandardCurves._B283.finiteField().slowModule = Clipperz.Crypto.ECC.StandardCurves._B283.finiteField().module; Clipperz.Crypto.ECC.StandardCurves._B283.finiteField().module = function(aValue) { var result; if (aValue.bitSize() > 564) { - MochiKit.Logging.logWarning("ECC.StandarCurves.B283.finiteField().module: falling back to default implementation"); + Clipperz.logWarning("ECC.StandarCurves.B283.finiteField().module: falling back to default implementation"); result = Clipperz.Crypto.ECC.StandardCurves._B283.finiteField().slowModule(aValue); } else { var C, T; var i; -//console.log(">>> binaryField.finiteField.(improved)module"); C = aValue._value.slice(0); for (i=17; i>=9; i--) { T = C[i]; C[i-9] = (((C[i-9] ^ (T<<5) ^ (T<<10) ^ (T<<12) ^ (T<<17)) & 0xffffffff) >>> 0); C[i-8] = ((C[i-8] ^ (T>>>27) ^ (T>>>22) ^ (T>>>20) ^ (T>>>15)) >>> 0); } T = (C[8] >>> 27); C[0] = ((C[0] ^ T ^ ((T<<5) ^ (T<<7) ^ (T<<12)) & 0xffffffff) >>> 0); C[8] = (C[8] & 0x07ffffff); for(i=9; i<=17; i++) { C[i] = 0; } result = new Clipperz.Crypto.ECC.BinaryField.Value(C); -//console.log("<<< binaryField.finiteField.(improved)module"); } return result; }; } return Clipperz.Crypto.ECC.StandardCurves._B283; }, //============================================================================== __syntaxFix__: "syntax fix" }); |