/*! ecparam-1.0.0.js (c) 2013 Kenji Urushima | kjur.github.com/jsrsasign/license */ /* * ecparam.js - Elliptic Curve Cryptography Curve Parameter Definition class * * Copyright (c) 2013 Kenji Urushima (kenji.urushima@gmail.com) * * This software is licensed under the terms of the MIT License. * http://kjur.github.com/jsrsasign/license * * The above copyright and license notice shall be * included in all copies or substantial portions of the Software. */ /** * @fileOverview * @name ecparam-1.1.js * @author Kenji Urushima kenji.urushima@gmail.com * @version 1.0.0 (2013-Jul-17) * @since jsrsasign 4.0 * @license MIT License */ if (typeof KJUR == "undefined" || !KJUR) KJUR = {}; if (typeof KJUR.crypto == "undefined" || !KJUR.crypto) KJUR.crypto = {}; /** * static object for elliptic curve names and parameters * @name KJUR.crypto.ECParameterDB * @class static object for elliptic curve names and parameters * @description * This class provides parameters for named elliptic curves. * Currently it supoprts following curve names and aliases however * the name marked (*) are available for {@link KJUR.crypto.ECDSA} and * {@link KJUR.crypto.Signature} classes. * * You can register new curves by using 'register' method. */ KJUR.crypto.ECParameterDB = new function() { var db = {}; var aliasDB = {}; function hex2bi(hex) { return new BigInteger(hex, 16); } /** * get curve inforamtion associative array for curve name or alias * @name getByName * @memberOf KJUR.crypto.ECParameterDB * @function * @param {String} nameOrAlias curve name or alias name * @return {Array} associative array of curve parameters * @example * var param = KJUR.crypto.ECParameterDB.getByName('prime256v1'); * var keylen = param['keylen']; * var n = param['n']; */ this.getByName = function(nameOrAlias) { var name = nameOrAlias; if (typeof aliasDB[name] != "undefined") { name = aliasDB[nameOrAlias]; } if (typeof db[name] != "undefined") { return db[name]; } throw "unregistered EC curve name: " + name; }; /** * register new curve * @name regist * @memberOf KJUR.crypto.ECParameterDB * @function * @param {String} name name of curve * @param {Integer} keylen key length * @param {String} pHex hexadecimal value of p * @param {String} aHex hexadecimal value of a * @param {String} bHex hexadecimal value of b * @param {String} nHex hexadecimal value of n * @param {String} hHex hexadecimal value of h * @param {String} gxHex hexadecimal value of Gx * @param {String} gyHex hexadecimal value of Gy * @param {Array} aliasList array of string for curve names aliases * @param {String} oid Object Identifier for the curve * @param {String} info information string for the curve */ this.regist = function(name, keylen, pHex, aHex, bHex, nHex, hHex, gxHex, gyHex, aliasList, oid, info) { db[name] = {}; var p = hex2bi(pHex); var a = hex2bi(aHex); var b = hex2bi(bHex); var n = hex2bi(nHex); var h = hex2bi(hHex); var curve = new ECCurveFp(p, a, b); var G = curve.decodePointHex("04" + gxHex + gyHex); db[name]['name'] = name; db[name]['keylen'] = keylen; db[name]['curve'] = curve; db[name]['G'] = G; db[name]['n'] = n; db[name]['h'] = h; db[name]['oid'] = oid; db[name]['info'] = info; for (var i = 0; i < aliasList.length; i++) { aliasDB[aliasList[i]] = name; } }; }; KJUR.crypto.ECParameterDB.regist( "secp128r1", // name / p = 2^128 - 2^97 - 1 128, "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF", // p "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFC", // a "E87579C11079F43DD824993C2CEE5ED3", // b "FFFFFFFE0000000075A30D1B9038A115", // n "1", // h "161FF7528B899B2D0C28607CA52C5B86", // gx "CF5AC8395BAFEB13C02DA292DDED7A83", // gy [], // alias "", // oid (underconstruction) "secp128r1 : SECG curve over a 128 bit prime field"); // info KJUR.crypto.ECParameterDB.regist( "secp160k1", // name / p = 2^160 - 2^32 - 2^14 - 2^12 - 2^9 - 2^8 - 2^7 - 2^3 - 2^2 - 1 160, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73", // p "0", // a "7", // b "0100000000000000000001B8FA16DFAB9ACA16B6B3", // n "1", // h "3B4C382CE37AA192A4019E763036F4F5DD4D7EBB", // gx "938CF935318FDCED6BC28286531733C3F03C4FEE", // gy [], // alias "", // oid "secp160k1 : SECG curve over a 160 bit prime field"); // info KJUR.crypto.ECParameterDB.regist( "secp160r1", // name / p = 2^160 - 2^31 - 1 160, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF", // p "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC", // a "1C97BEFC54BD7A8B65ACF89F81D4D4ADC565FA45", // b "0100000000000000000001F4C8F927AED3CA752257", // n "1", // h "4A96B5688EF573284664698968C38BB913CBFC82", // gx "23A628553168947D59DCC912042351377AC5FB32", // gy [], // alias "", // oid "secp160r1 : SECG curve over a 160 bit prime field"); // info KJUR.crypto.ECParameterDB.regist( "secp192k1", // name / p = 2^192 - 2^32 - 2^12 - 2^8 - 2^7 - 2^6 - 2^3 - 1 192, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37", // p "0", // a "3", // b "FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D", // n "1", // h "DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D", // gx "9B2F2F6D9C5628A7844163D015BE86344082AA88D95E2F9D", // gy []); // alias KJUR.crypto.ECParameterDB.regist( "secp192r1", // name / p = 2^192 - 2^64 - 1 192, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF", // p "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC", // a "64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1", // b "FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831", // n "1", // h "188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012", // gx "07192B95FFC8DA78631011ED6B24CDD573F977A11E794811", // gy []); // alias KJUR.crypto.ECParameterDB.regist( "secp224r1", // name / p = 2^224 - 2^96 + 1 224, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001", // p "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE", // a "B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4", // b "FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D", // n "1", // h "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21", // gx "BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34", // gy []); // alias KJUR.crypto.ECParameterDB.regist( "secp256k1", // name / p = 2^256 - 2^32 - 2^9 - 2^8 - 2^7 - 2^6 - 2^4 - 1 256, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F", // p "0", // a "7", // b "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141", // n "1", // h "79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798", // gx "483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8", // gy []); // alias KJUR.crypto.ECParameterDB.regist( "secp256r1", // name / p = 2^224 (2^32 - 1) + 2^192 + 2^96 - 1 256, "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF", // p "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC", // a "5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B", // b "FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551", // n "1", // h "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296", // gx "4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5", // gy ["NIST P-256", "P-256", "prime256v1"]); // alias KJUR.crypto.ECParameterDB.regist( "secp384r1", // name 384, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFF", // p "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFC", // a "B3312FA7E23EE7E4988E056BE3F82D19181D9C6EFE8141120314088F5013875AC656398D8A2ED19D2A85C8EDD3EC2AEF", // b "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC7634D81F4372DDF581A0DB248B0A77AECEC196ACCC52973", // n "1", // h "AA87CA22BE8B05378EB1C71EF320AD746E1D3B628BA79B9859F741E082542A385502F25DBF55296C3A545E3872760AB7", // gx "3617de4a96262c6f5d9e98bf9292dc29f8f41dbd289a147ce9da3113b5f0b8c00a60b1ce1d7e819d7a431d7c90ea0e5f", // gy ["NIST P-384", "P-384"]); // alias KJUR.crypto.ECParameterDB.regist( "secp521r1", // name 521, "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", // p "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC", // a "051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00", // b "1FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409", // n "1", // h "C6858E06B70404E9CD9E3ECB662395B4429C648139053FB521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66", // gx "011839296a789a3bc0045c8a5fb42c7d1bd998f54449579b446817afbd17273e662c97ee72995ef42640c550b9013fad0761353c7086a272c24088be94769fd16650", // gy ["NIST P-521", "P-521"]); // alias