From b3a8c7160ce31e8b4ef03dc862f1dc7cfa0dd480 Mon Sep 17 00:00:00 2001 From: Peter Dettman Date: Thu, 3 Feb 2022 15:19:53 +0700 Subject: Improve curve registry laziness --- crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs | 523 +++++++++++++-------- 1 file changed, 332 insertions(+), 191 deletions(-) (limited to 'crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs') diff --git a/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs b/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs index 1e54cb7d1..121843ada 100644 --- a/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs +++ b/crypto/src/asn1/cryptopro/ECGOST3410NamedCurves.cs @@ -9,6 +9,7 @@ using Org.BouncyCastle.Math.EC; using Org.BouncyCastle.Math.EC.Multiplier; using Org.BouncyCastle.Utilities; using Org.BouncyCastle.Utilities.Collections; +using Org.BouncyCastle.Utilities.Encoders; namespace Org.BouncyCastle.Asn1.CryptoPro { @@ -17,11 +18,15 @@ namespace Org.BouncyCastle.Asn1.CryptoPro /// public sealed class ECGost3410NamedCurves { - private static ECPoint ConfigureBasepoint(ECCurve curve, BigInteger x, BigInteger y) + private ECGost3410NamedCurves() + { + } + + private static X9ECPoint ConfigureBasepoint(ECCurve curve, BigInteger x, BigInteger y) { ECPoint G = curve.CreatePoint(x, y); WNafUtilities.ConfigureBasepoint(G); - return G; + return new X9ECPoint(G, false); } private static ECCurve ConfigureCurve(ECCurve curve) @@ -29,210 +34,346 @@ namespace Org.BouncyCastle.Asn1.CryptoPro return curve; } - private ECGost3410NamedCurves() + private static BigInteger FromHex(string hex) { + return new BigInteger(1, Hex.DecodeStrict(hex)); } - internal static readonly IDictionary objIds = Platform.CreateHashtable(); - internal static readonly IDictionary parameters = Platform.CreateHashtable(); - internal static readonly IDictionary names = Platform.CreateHashtable(); + /* + * GostR3410-2001-CryptoPro-A (and GostR3410-2001-CryptoPro-XchA) + */ + internal class Holder_gostR3410_2001_CryptoPro_A + : X9ECParametersHolder + { + private Holder_gostR3410_2001_CryptoPro_A() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_gostR3410_2001_CryptoPro_A(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD97"); + BigInteger mod_q = FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF6C611070995AD10045841B09B761B893"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD94"), + FromHex("A6"), + mod_q, BigInteger.One)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + BigInteger.One, + FromHex("8D91E471E0989CDA27DF505A453F2B7635294F2DDF23E3B122ACC99C9E9F1E14")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + /* + * GostR3410-2001-CryptoPro-B + */ + internal class Holder_gostR3410_2001_CryptoPro_B + : X9ECParametersHolder + { + private Holder_gostR3410_2001_CryptoPro_B() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_gostR3410_2001_CryptoPro_B(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("8000000000000000000000000000000000000000000000000000000000000C99"); + BigInteger mod_q = FromHex("800000000000000000000000000000015F700CFFF1A624E5E497161BCC8A198F"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("8000000000000000000000000000000000000000000000000000000000000C96"), + FromHex("3E1AF419A269A5F866A7D3C25C3DF80AE979259373FF2B182F49D4CE7E1BBC8B"), + mod_q, BigInteger.One)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + BigInteger.One, + FromHex("3FA8124359F96680B83D1C3EB2C070E5C545C9858D03ECFB744BF8D717717EFC")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + /* + * GostR3410-2001-CryptoPro-C + */ + internal class Holder_gostR3410_2001_CryptoPro_C + : X9ECParametersHolder + { + private Holder_gostR3410_2001_CryptoPro_C() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_gostR3410_2001_CryptoPro_C(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("9B9F605F5A858107AB1EC85E6B41C8AACF846E86789051D37998F7B9022D759B"); + BigInteger mod_q = FromHex("9B9F605F5A858107AB1EC85E6B41C8AA582CA3511EDDFB74F02F3A6598980BB9"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("9B9F605F5A858107AB1EC85E6B41C8AACF846E86789051D37998F7B9022D7598"), + FromHex("805A"), + mod_q, BigInteger.One)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + BigInteger.Zero, + FromHex("41ECE55743711A8C3CBF3783CD08C0EE4D4DC440D4641A8F366E550DFDB3BB67")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + /* + * GostR3410-2001-CryptoPro-XchB + */ + internal class Holder_gostR3410_2001_CryptoPro_XchB + : X9ECParametersHolder + { + private Holder_gostR3410_2001_CryptoPro_XchB() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_gostR3410_2001_CryptoPro_XchB(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("9B9F605F5A858107AB1EC85E6B41C8AACF846E86789051D37998F7B9022D759B"); + BigInteger mod_q = FromHex("9B9F605F5A858107AB1EC85E6B41C8AA582CA3511EDDFB74F02F3A6598980BB9"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("9B9F605F5A858107AB1EC85E6B41C8AACF846E86789051D37998F7B9022D7598"), + FromHex("805A"), + mod_q, BigInteger.One)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + BigInteger.Zero, + FromHex("41ECE55743711A8C3CBF3783CD08C0EE4D4DC440D4641A8F366E550DFDB3BB67")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + /* + * Tc26-Gost-3410-12-256-paramSetA + */ + internal class Holder_id_tc26_gost_3410_12_256_paramSetA + : X9ECParametersHolder + { + private Holder_id_tc26_gost_3410_12_256_paramSetA() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_id_tc26_gost_3410_12_256_paramSetA(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD97"); + BigInteger mod_q = FromHex("400000000000000000000000000000000FD8CDDFC87B6635C115AF556C360C67"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("C2173F1513981673AF4892C23035A27CE25E2013BF95AA33B22C656F277E7335"), + FromHex("295F9BAE7428ED9CCC20E7C359A9D41A22FCCD9108E17BF7BA9337A6F8AE9513"), + mod_q, BigInteger.Four)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + FromHex("91E38443A5E82C0D880923425712B2BB658B9196932E02C78B2582FE742DAA28"), + FromHex("32879423AB1A0375895786C4BB46E9565FDE0B5344766740AF268ADB32322E5C")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + /* + * Tc26-Gost-3410-12-512-paramSetA + */ + internal class Holder_id_tc26_gost_3410_12_512_paramSetA + : X9ECParametersHolder + { + private Holder_id_tc26_gost_3410_12_512_paramSetA() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_id_tc26_gost_3410_12_512_paramSetA(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC7"); + BigInteger mod_q = FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF27E69532F48D89116FF22B8D4E0560609B4B38ABFAD2B85DCACDB1411F10B275"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC4"), + FromHex("E8C2505DEDFC86DDC1BD0B2B6667F1DA34B82574761CB0E879BD081CFD0B6265EE3CB090F30D27614CB4574010DA90DD862EF9D4EBEE4761503190785A71C760"), + mod_q, BigInteger.One)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + BigInteger.Three, + FromHex("7503CFE87A836AE3A61B8816E25450E6CE5E1C93ACF1ABC1778064FDCBEFA921DF1626BE4FD036E93D75E6A50E3A41E98028FE5FC235F5B889A589CB5215F2A4")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + /* + * Tc26-Gost-3410-12-512-paramSetB + */ + internal class Holder_id_tc26_gost_3410_12_512_paramSetB + : X9ECParametersHolder + { + private Holder_id_tc26_gost_3410_12_512_paramSetB() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_id_tc26_gost_3410_12_512_paramSetB(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006F"); + BigInteger mod_q = FromHex("800000000000000000000000000000000000000000000000000000000000000149A1EC142565A545ACFDB77BD9D40CFA8B996712101BEA0EC6346C54374F25BD"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006C"), + FromHex("687D1B459DC841457E3E06CF6F5E2517B97C7D614AF138BCBF85DC806C4B289F3E965D2DB1416D217F8B276FAD1AB69C50F78BEE1FA3106EFB8CCBC7C5140116"), + mod_q, BigInteger.One)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + BigInteger.Two, + FromHex("1A8F7EDA389B094C2C071E3647A8940F3C123B697578C213BE6DD9E6C8EC7335DCB228FD1EDF4A39152CBCAAF8C0398828041055F94CEEEC7E21340780FE41BD")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + /* + * Tc26-Gost-3410-12-512-paramSetC + */ + internal class Holder_id_tc26_gost_3410_12_512_paramSetC + : X9ECParametersHolder + { + private Holder_id_tc26_gost_3410_12_512_paramSetC() {} + + internal static readonly X9ECParametersHolder Instance = new Holder_id_tc26_gost_3410_12_512_paramSetC(); + + protected override ECCurve CreateCurve() + { + BigInteger mod_p = FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC7"); + BigInteger mod_q = FromHex("3FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC98CDBA46506AB004C33A9FF5147502CC8EDA9E7A769A12694623CEF47F023ED"); + + return ConfigureCurve(new FpCurve( + mod_p, + FromHex("DC9203E514A721875485A529D2C722FB187BC8980EB866644DE41C68E143064546E861C0E2C9EDD92ADE71F46FCF50FF2AD97F951FDA9F2A2EB6546F39689BD3"), + FromHex("B4C4EE28CEBC6C2C8AC12952CF37F16AC7EFB6A9F69F4B57FFDA2E4F0DE5ADE038CBC2FFF719D2C18DE0284B8BFEF3B52B8CC7A5F5BF0A3C8D2319A5312557E1"), + mod_q, BigInteger.Four)); + } + + protected override X9ECParameters CreateParameters() + { + byte[] S = null; + ECCurve curve = Curve; + + X9ECPoint G = ConfigureBasepoint(curve, + FromHex("E2E31EDFC23DE7BDEBE241CE593EF5DE2295B7A9CBAEF021D385F7074CEA043AA27272A7AE602BF2A7B9033DB9ED3610C6FB85487EAE97AAC5BC7928C1950148"), + FromHex("F5CE40D95B5EB899ABBCCFF5911CB8577939804D6527378B8C108C3D2090FF9BE18E2D33E3021ED2EF32D85822423B6304F726AA854BAE07D0396E9A9ADDC40F")); + + return new X9ECParameters(curve, G, curve.Order, curve.Cofactor, S); + } + }; + + + private static readonly IDictionary objIds = Platform.CreateHashtable(); + private static readonly IDictionary curves = Platform.CreateHashtable(); + private static readonly IDictionary names = Platform.CreateHashtable(); + + private static void DefineCurve(string name, DerObjectIdentifier oid, X9ECParametersHolder holder) + { + objIds.Add(name, oid); + names.Add(oid, name); + curves.Add(oid, holder); + } static ECGost3410NamedCurves() { - BigInteger mod_p = new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639319"); - BigInteger mod_q = new BigInteger("115792089237316195423570985008687907853073762908499243225378155805079068850323"); - - ECCurve curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639316"), // a - new BigInteger("166"), // b - mod_q, BigInteger.One)); - - ECDomainParameters ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("1"), // x - new BigInteger("64033881142927202683649881450433473985931760268884941288852745803908878638612")), // y - mod_q, BigInteger.One); - - parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProA] = ecParams; - - mod_p = new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639319"); - mod_q = new BigInteger("115792089237316195423570985008687907853073762908499243225378155805079068850323"); - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("115792089237316195423570985008687907853269984665640564039457584007913129639316"), - new BigInteger("166"), - mod_q, BigInteger.One)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("1"), // x - new BigInteger("64033881142927202683649881450433473985931760268884941288852745803908878638612")), // y - mod_q, BigInteger.One); - - parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchA] = ecParams; - - mod_p = new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564823193"); //p - mod_q = new BigInteger("57896044618658097711785492504343953927102133160255826820068844496087732066703"); //q - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("57896044618658097711785492504343953926634992332820282019728792003956564823190"), // a - new BigInteger("28091019353058090096996979000309560759124368558014865957655842872397301267595"), // b - mod_q, BigInteger.One)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("1"), // x - new BigInteger("28792665814854611296992347458380284135028636778229113005756334730996303888124")), // y - mod_q, BigInteger.One); - - parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProB] = ecParams; - - mod_p = new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502619"); - mod_q = new BigInteger("70390085352083305199547718019018437840920882647164081035322601458352298396601"); - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502616"), - new BigInteger("32858"), - mod_q, BigInteger.One)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("0"), - new BigInteger("29818893917731240733471273240314769927240550812383695689146495261604565990247")), - mod_q, BigInteger.One); - - parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchB] = ecParams; - - mod_p = new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502619"); //p - mod_q = new BigInteger("70390085352083305199547718019018437840920882647164081035322601458352298396601"); //q - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("70390085352083305199547718019018437841079516630045180471284346843705633502616"), // a - new BigInteger("32858"), // b - mod_q, BigInteger.One)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("0"), // x - new BigInteger("29818893917731240733471273240314769927240550812383695689146495261604565990247")), // y - mod_q, BigInteger.One); - - parameters[CryptoProObjectIdentifiers.GostR3410x2001CryptoProC] = ecParams; - - //GOST34.10 2012 - mod_p = new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD97", 16); //p - mod_q = new BigInteger("400000000000000000000000000000000FD8CDDFC87B6635C115AF556C360C67", 16); //q - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("C2173F1513981673AF4892C23035A27CE25E2013BF95AA33B22C656F277E7335", 16), // a - new BigInteger("295F9BAE7428ED9CCC20E7C359A9D41A22FCCD9108E17BF7BA9337A6F8AE9513", 16), // b - mod_q, BigInteger.Four)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("91E38443A5E82C0D880923425712B2BB658B9196932E02C78B2582FE742DAA28", 16), // x - new BigInteger("32879423AB1A0375895786C4BB46E9565FDE0B5344766740AF268ADB32322E5C", 16)), // y - mod_q, BigInteger.Four); - - parameters[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_256_paramSetA] = ecParams; - - mod_p = new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC7", 16); //p - mod_q = new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF27E69532F48D89116FF22B8D4E0560609B4B38ABFAD2B85DCACDB1411F10B275", 16); //q - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC4", 16), // a - new BigInteger("E8C2505DEDFC86DDC1BD0B2B6667F1DA34B82574761CB0E879BD081CFD0B6265EE3CB090F30D27614CB4574010DA90DD862EF9D4EBEE4761503190785A71C760", 16), // b - mod_q, BigInteger.One)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003"), // x - new BigInteger("7503CFE87A836AE3A61B8816E25450E6CE5E1C93ACF1ABC1778064FDCBEFA921DF1626BE4FD036E93D75E6A50E3A41E98028FE5FC235F5B889A589CB5215F2A4", 16)), // y - mod_q, BigInteger.One); - - parameters[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetA] = ecParams; - - mod_p = new BigInteger("8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006F", 16); //p - mod_q = new BigInteger("800000000000000000000000000000000000000000000000000000000000000149A1EC142565A545ACFDB77BD9D40CFA8B996712101BEA0EC6346C54374F25BD", 16); //q - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006C", 16), // a - new BigInteger("687D1B459DC841457E3E06CF6F5E2517B97C7D614AF138BCBF85DC806C4B289F3E965D2DB1416D217F8B276FAD1AB69C50F78BEE1FA3106EFB8CCBC7C5140116", 16), // b - mod_q, BigInteger.One)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002"), // x - new BigInteger("1A8F7EDA389B094C2C071E3647A8940F3C123B697578C213BE6DD9E6C8EC7335DCB228FD1EDF4A39152CBCAAF8C0398828041055F94CEEEC7E21340780FE41BD", 16)), // y - mod_q, BigInteger.One); - - parameters[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetB] = ecParams; - - mod_p = new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC7", 16); //p - mod_q = new BigInteger("3FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC98CDBA46506AB004C33A9FF5147502CC8EDA9E7A769A12694623CEF47F023ED", 16); //q - - curve = ConfigureCurve(new FpCurve( - mod_p, // p - new BigInteger("DC9203E514A721875485A529D2C722FB187BC8980EB866644DE41C68E143064546E861C0E2C9EDD92ADE71F46FCF50FF2AD97F951FDA9F2A2EB6546F39689BD3", 16), // a - new BigInteger("B4C4EE28CEBC6C2C8AC12952CF37F16AC7EFB6A9F69F4B57FFDA2E4F0DE5ADE038CBC2FFF719D2C18DE0284B8BFEF3B52B8CC7A5F5BF0A3C8D2319A5312557E1", 16), // b - mod_q, BigInteger.Four)); - - ecParams = new ECDomainParameters( - curve, - ConfigureBasepoint(curve, - new BigInteger("E2E31EDFC23DE7BDEBE241CE593EF5DE2295B7A9CBAEF021D385F7074CEA043AA27272A7AE602BF2A7B9033DB9ED3610C6FB85487EAE97AAC5BC7928C1950148", 16), // x - new BigInteger("F5CE40D95B5EB899ABBCCFF5911CB8577939804D6527378B8C108C3D2090FF9BE18E2D33E3021ED2EF32D85822423B6304F726AA854BAE07D0396E9A9ADDC40F", 16)), // y - mod_q, BigInteger.Four); - - parameters[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetC] = ecParams; - - objIds["GostR3410-2001-CryptoPro-A"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProA; - objIds["GostR3410-2001-CryptoPro-B"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProB; - objIds["GostR3410-2001-CryptoPro-C"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProC; - objIds["GostR3410-2001-CryptoPro-XchA"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchA; - objIds["GostR3410-2001-CryptoPro-XchB"] = CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchB; - objIds["Tc26-Gost-3410-12-256-paramSetA"] = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_256_paramSetA; - objIds["Tc26-Gost-3410-12-512-paramSetA"] = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetA; - objIds["Tc26-Gost-3410-12-512-paramSetB"] = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetB; - objIds["Tc26-Gost-3410-12-512-paramSetC"] = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetC; - - names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProA] = "GostR3410-2001-CryptoPro-A"; - names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProB] = "GostR3410-2001-CryptoPro-B"; - names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProC] = "GostR3410-2001-CryptoPro-C"; - names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchA] = "GostR3410-2001-CryptoPro-XchA"; - names[CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchB] = "GostR3410-2001-CryptoPro-XchB"; - names[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_256_paramSetA] = "Tc26-Gost-3410-12-256-paramSetA"; - names[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetA] = "Tc26-Gost-3410-12-512-paramSetA"; - names[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetB] = "Tc26-Gost-3410-12-512-paramSetB"; - names[RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetC] = "Tc26-Gost-3410-12-512-paramSetC"; + DefineCurve("GostR3410-2001-CryptoPro-A", CryptoProObjectIdentifiers.GostR3410x2001CryptoProA, + Holder_gostR3410_2001_CryptoPro_A.Instance); + DefineCurve("GostR3410-2001-CryptoPro-B", CryptoProObjectIdentifiers.GostR3410x2001CryptoProB, + Holder_gostR3410_2001_CryptoPro_B.Instance); + DefineCurve("GostR3410-2001-CryptoPro-C", CryptoProObjectIdentifiers.GostR3410x2001CryptoProC, + Holder_gostR3410_2001_CryptoPro_C.Instance); + DefineCurve("GostR3410-2001-CryptoPro-XchA", CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchA, + Holder_gostR3410_2001_CryptoPro_A.Instance); + DefineCurve("GostR3410-2001-CryptoPro-XchB", CryptoProObjectIdentifiers.GostR3410x2001CryptoProXchB, + Holder_gostR3410_2001_CryptoPro_XchB.Instance); + DefineCurve("Tc26-Gost-3410-12-256-paramSetA", RosstandartObjectIdentifiers.id_tc26_gost_3410_12_256_paramSetA, + Holder_id_tc26_gost_3410_12_256_paramSetA.Instance); + DefineCurve("Tc26-Gost-3410-12-512-paramSetA", RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetA, + Holder_id_tc26_gost_3410_12_512_paramSetA.Instance); + DefineCurve("Tc26-Gost-3410-12-512-paramSetB", RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetB, + Holder_id_tc26_gost_3410_12_512_paramSetB.Instance); + DefineCurve("Tc26-Gost-3410-12-512-paramSetC", RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512_paramSetC, + Holder_id_tc26_gost_3410_12_512_paramSetC.Instance); } public static X9ECParameters GetByNameX9(string name) { - DerObjectIdentifier oid = (DerObjectIdentifier)objIds[name]; + DerObjectIdentifier oid = GetOid(name); return oid == null ? null : GetByOidX9(oid); } + public static X9ECParametersHolder GetByNameLazy(string name) + { + DerObjectIdentifier oid = GetOid(name); + return oid == null ? null : GetByOidLazy(oid); + } + public static X9ECParameters GetByOidX9(DerObjectIdentifier oid) { - ECDomainParameters ec = (ECDomainParameters)parameters[oid]; - return ec == null ? null : new X9ECParameters(ec.Curve, new X9ECPoint(ec.G, false), ec.N, ec.H, ec.GetSeed()); + X9ECParametersHolder holder = GetByOidLazy(oid); + return holder == null ? null : holder.Parameters; + } + + public static X9ECParametersHolder GetByOidLazy(DerObjectIdentifier oid) + { + return (X9ECParametersHolder)curves[oid]; } public static DerObjectIdentifier GetOid( -- cgit 1.4.1