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- #if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
- using System;
- using Org.BouncyCastle.Utilities.Encoders;
- namespace Org.BouncyCastle.Math.EC.Custom.Sec
- {
- internal class SecT193R2Curve
- : AbstractF2mCurve
- {
- private const int SecT193R2_DEFAULT_COORDS = COORD_LAMBDA_PROJECTIVE;
- protected readonly SecT193R2Point m_infinity;
- public SecT193R2Curve()
- : base(193, 15, 0, 0)
- {
- this.m_infinity = new SecT193R2Point(this, null, null);
- this.m_a = FromBigInteger(new BigInteger(1, Hex.Decode("0163F35A5137C2CE3EA6ED8667190B0BC43ECD69977702709B")));
- this.m_b = FromBigInteger(new BigInteger(1, Hex.Decode("00C9BB9E8927D4D64C377E2AB2856A5B16E3EFB7F61D4316AE")));
- this.m_order = new BigInteger(1, Hex.Decode("010000000000000000000000015AAB561B005413CCD4EE99D5"));
- this.m_cofactor = BigInteger.Two;
- this.m_coord = SecT193R2_DEFAULT_COORDS;
- }
- protected override ECCurve CloneCurve()
- {
- return new SecT193R2Curve();
- }
- public override bool SupportsCoordinateSystem(int coord)
- {
- switch (coord)
- {
- case COORD_LAMBDA_PROJECTIVE:
- return true;
- default:
- return false;
- }
- }
- public override ECPoint Infinity
- {
- get { return m_infinity; }
- }
- public override int FieldSize
- {
- get { return 193; }
- }
- public override ECFieldElement FromBigInteger(BigInteger x)
- {
- return new SecT193FieldElement(x);
- }
- protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, bool withCompression)
- {
- return new SecT193R2Point(this, x, y, withCompression);
- }
- protected internal override ECPoint CreateRawPoint(ECFieldElement x, ECFieldElement y, ECFieldElement[] zs, bool withCompression)
- {
- return new SecT193R2Point(this, x, y, zs, withCompression);
- }
- public override bool IsKoblitz
- {
- get { return false; }
- }
- public virtual int M
- {
- get { return 193; }
- }
- public virtual bool IsTrinomial
- {
- get { return true; }
- }
- public virtual int K1
- {
- get { return 15; }
- }
- public virtual int K2
- {
- get { return 0; }
- }
- public virtual int K3
- {
- get { return 0; }
- }
- }
- }
- #endif
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