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| author | Peter Dettman <peter.dettman@bouncycastle.org> | 2014-03-13 22:54:23 +0700 |
|---|---|---|
| committer | Peter Dettman <peter.dettman@bouncycastle.org> | 2014-03-13 22:54:23 +0700 |
| commit | 104b98cc2797c4613151b95dc87218eca7f32c98 (patch) | |
| tree | f0e6d13b80c03fbcea305195071b63c85534249f /crypto/src/asn1 | |
| parent | Fix bug in DoFinal introduced by last change (diff) | |
| download | BouncyCastle.NET-ed25519-104b98cc2797c4613151b95dc87218eca7f32c98.tar.xz | |
Port GLV implementation from Java
Diffstat (limited to 'crypto/src/asn1')
| -rw-r--r-- | crypto/src/asn1/sec/SECNamedCurves.cs | 69 |
1 files changed, 63 insertions, 6 deletions
diff --git a/crypto/src/asn1/sec/SECNamedCurves.cs b/crypto/src/asn1/sec/SECNamedCurves.cs index 52e8ed36d..7e2afbe6e 100644 --- a/crypto/src/asn1/sec/SECNamedCurves.cs +++ b/crypto/src/asn1/sec/SECNamedCurves.cs @@ -5,6 +5,7 @@ using Org.BouncyCastle.Asn1; using Org.BouncyCastle.Asn1.X9; using Org.BouncyCastle.Math; using Org.BouncyCastle.Math.EC; +using Org.BouncyCastle.Math.EC.Endo; using Org.BouncyCastle.Utilities; using Org.BouncyCastle.Utilities.Collections; using Org.BouncyCastle.Utilities.Encoders; @@ -22,8 +23,12 @@ namespace Org.BouncyCastle.Asn1.Sec return curve; } - private static BigInteger FromHex( - string hex) + private static ECCurve ConfigureCurveGlv(ECCurve c, GlvTypeBParameters p) + { + return c.Configure().SetEndomorphism(new GlvTypeBEndomorphism(c, p)).Create(); + } + + private static BigInteger FromHex(string hex) { return new BigInteger(1, Hex.Decode(hex)); } @@ -172,7 +177,20 @@ namespace Org.BouncyCastle.Asn1.Sec BigInteger n = FromHex("0100000000000000000001B8FA16DFAB9ACA16B6B3"); BigInteger h = BigInteger.One; - ECCurve curve = ConfigureCurve(new FpCurve(p, a, b, n, h)); + GlvTypeBParameters glv = new GlvTypeBParameters( + new BigInteger("9ba48cba5ebcb9b6bd33b92830b2a2e0e192f10a", 16), + new BigInteger("c39c6c3b3a36d7701b9c71a1f5804ae5d0003f4", 16), + new BigInteger[]{ + new BigInteger("9162fbe73984472a0a9e", 16), + new BigInteger("-96341f1138933bc2f505", 16) }, + new BigInteger[]{ + new BigInteger("127971af8721782ecffa3", 16), + new BigInteger("9162fbe73984472a0a9e", 16) }, + new BigInteger("48b17df39cc22395054e8", 16), + new BigInteger("4b1a0f889c499de17a820", 16), + 163); + + ECCurve curve = ConfigureCurveGlv(new FpCurve(p, a, b, n, h), glv); //ECPoint G = curve.DecodePoint(Hex.Decode("02" //+ "3B4C382CE37AA192A4019E763036F4F5DD4D7EBB")); ECPoint G = curve.DecodePoint(Hex.Decode("04" @@ -265,7 +283,20 @@ namespace Org.BouncyCastle.Asn1.Sec BigInteger n = FromHex("FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D"); BigInteger h = BigInteger.One; - ECCurve curve = ConfigureCurve(new FpCurve(p, a, b, n, h)); + GlvTypeBParameters glv = new GlvTypeBParameters( + new BigInteger("bb85691939b869c1d087f601554b96b80cb4f55b35f433c2", 16), + new BigInteger("3d84f26c12238d7b4f3d516613c1759033b1a5800175d0b1", 16), + new BigInteger[]{ + new BigInteger("71169be7330b3038edb025f1", 16), + new BigInteger("-b3fb3400dec5c4adceb8655c", 16) }, + new BigInteger[]{ + new BigInteger("12511cfe811d0f4e6bc688b4d", 16), + new BigInteger("71169be7330b3038edb025f1", 16) }, + new BigInteger("1c45a6f9ccc2cc0e3b6c097c7", 16), + new BigInteger("2cfecd0037b1712b73ae19575", 16), + 194); + + ECCurve curve = ConfigureCurveGlv(new FpCurve(p, a, b, n, h), glv); //ECPoint G = curve.DecodePoint(Hex.Decode("03" //+ "DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D")); ECPoint G = curve.DecodePoint(Hex.Decode("04" @@ -327,7 +358,20 @@ namespace Org.BouncyCastle.Asn1.Sec BigInteger n = FromHex("010000000000000000000000000001DCE8D2EC6184CAF0A971769FB1F7"); BigInteger h = BigInteger.One; - ECCurve curve = ConfigureCurve(new FpCurve(p, a, b, n, h)); + GlvTypeBParameters glv = new GlvTypeBParameters( + new BigInteger("fe0e87005b4e83761908c5131d552a850b3f58b749c37cf5b84d6768", 16), + new BigInteger("60dcd2104c4cbc0be6eeefc2bdd610739ec34e317f9b33046c9e4788", 16), + new BigInteger[]{ + new BigInteger("6b8cf07d4ca75c88957d9d670591", 16), + new BigInteger("-b8adf1378a6eb73409fa6c9c637d", 16) }, + new BigInteger[]{ + new BigInteger("1243ae1b4d71613bc9f780a03690e", 16), + new BigInteger("6b8cf07d4ca75c88957d9d670591", 16) }, + new BigInteger("35c6783ea653ae444abeceb382c82", 16), + new BigInteger("5c56f89bc5375b9a04fd364e31bdd", 16), + 227); + + ECCurve curve = ConfigureCurveGlv(new FpCurve(p, a, b, n, h), glv); //ECPoint G = curve.DecodePoint(Hex.Decode("03" //+ "A1455B334DF099DF30FC28A169A467E9E47075A90F7E650EB6B7A45C")); ECPoint G = curve.DecodePoint(Hex.Decode("04" @@ -389,7 +433,20 @@ namespace Org.BouncyCastle.Asn1.Sec BigInteger n = FromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141"); BigInteger h = BigInteger.One; - ECCurve curve = ConfigureCurve(new FpCurve(p, a, b, n, h)); + GlvTypeBParameters glv = new GlvTypeBParameters( + new BigInteger("7ae96a2b657c07106e64479eac3434e99cf0497512f58995c1396c28719501ee", 16), + new BigInteger("5363ad4cc05c30e0a5261c028812645a122e22ea20816678df02967c1b23bd72", 16), + new BigInteger[]{ + new BigInteger("3086d221a7d46bcde86c90e49284eb15", 16), + new BigInteger("-e4437ed6010e88286f547fa90abfe4c3", 16) }, + new BigInteger[]{ + new BigInteger("114ca50f7a8e2f3f657c1108d9d44cfd8", 16), + new BigInteger("3086d221a7d46bcde86c90e49284eb15", 16) }, + new BigInteger("c21b48869f51af37a1b243924a13ac55", 16), + new BigInteger("3910dfb58043a20a1bd51fea42aff9311", 16), + 258); + + ECCurve curve = ConfigureCurveGlv(new FpCurve(p, a, b, n, h), glv); //ECPoint G = curve.DecodePoint(Hex.Decode("02" //+ "79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798")); ECPoint G = curve.DecodePoint(Hex.Decode("04" |