101 lines
2.6 KiB
C#
101 lines
2.6 KiB
C#
#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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using System;
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using Org.BouncyCastle.Utilities.Encoders;
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namespace Org.BouncyCastle.Math.EC.Custom.Sec
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{
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internal class SecT193R1Curve
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: AbstractF2mCurve
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{
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private const int SecT193R1_DEFAULT_COORDS = COORD_LAMBDA_PROJECTIVE;
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protected readonly SecT193R1Point m_infinity;
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public SecT193R1Curve()
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: base(193, 15, 0, 0)
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{
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this.m_infinity = new SecT193R1Point(this, null, null);
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this.m_a = FromBigInteger(new BigInteger(1, Hex.Decode("0017858FEB7A98975169E171F77B4087DE098AC8A911DF7B01")));
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this.m_b = FromBigInteger(new BigInteger(1, Hex.Decode("00FDFB49BFE6C3A89FACADAA7A1E5BBC7CC1C2E5D831478814")));
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this.m_order = new BigInteger(1, Hex.Decode("01000000000000000000000000C7F34A778F443ACC920EBA49"));
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this.m_cofactor = BigInteger.Two;
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this.m_coord = SecT193R1_DEFAULT_COORDS;
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}
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protected override ECCurve CloneCurve()
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{
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return new SecT193R1Curve();
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}
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public override bool SupportsCoordinateSystem(int coord)
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{
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switch (coord)
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{
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case COORD_LAMBDA_PROJECTIVE:
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return true;
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default:
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return false;
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}
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}
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public override ECPoint Infinity
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{
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get { return m_infinity; }
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}
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public override int FieldSize
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{
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get { return 193; }
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}
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public override ECFieldElement FromBigInteger(BigInteger x)
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{
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return new SecT193FieldElement(x);
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}
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protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
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{
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return new SecT193R1Point(this, x, y, withCompression);
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}
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protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
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{
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return new SecT193R1Point(this, x, y, zs, withCompression);
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}
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public override bool IsKoblitz
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{
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get { return false; }
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}
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public virtual int M
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{
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get { return 193; }
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}
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public virtual bool IsTrinomial
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{
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get { return true; }
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}
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public virtual int K1
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{
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get { return 15; }
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}
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public virtual int K2
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{
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get { return 0; }
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}
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public virtual int K3
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{
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get { return 0; }
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}
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}
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}
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#endif |