public ECKeyGenerationParameters(
EcDomainParameters domainParameters,
SecureRandom random)
: base(random, domainParameters.N.BitLength)
{
this.domainParams = domainParameters;
}
protected bool Equals(
EcDomainParameters other)
{
return(curve.Equals(other.curve) &&
g.Equals(other.g) &&
n.Equals(other.n) &&
h.Equals(other.h) &&
Arrays.AreEqual(seed, other.seed));
}
public ECPrivateKeyParameters(
string algorithm,
BigInteger d,
EcDomainParameters parameters)
: base(algorithm, true, parameters)
{
if (d == null)
{
throw new ArgumentNullException("d");
}
this.d = d;
}
public ECPublicKeyParameters(
string algorithm,
ECPoint q,
EcDomainParameters parameters)
: base(algorithm, false, parameters)
{
if (q == null)
{
throw new ArgumentNullException("q");
}
this.q = q.Normalize();
}
internal override void Evaluate()
{
X9ECParameters p = NistNamedCurves.GetByName("P-256");
Org.BouncyCastle.Crypto.Internal.Parameters.EcDomainParameters parameters = new Org.BouncyCastle.Crypto.Internal.Parameters.EcDomainParameters(p.Curve, p.G, p.N, p.H);
BigInteger dValue = new BigInteger(1, FipsKats.Values[FipsKats.Vec.ECPrimitiveStartupVec]);
ECPoint Q = parameters.Curve.DecodePoint(Hex.Decode("03596375E6CE57E0F20294FC46BDFCFD19A39F8161B58695B3EC5B3D16427C274D"));
if (!Q.Equals(parameters.G.Multiply(dValue)))
{
Fail("EC primitive 'Z' computation failed");
}
}
public override bool Equals(
object obj)
{
if (obj == this)
{
return(true);
}
EcDomainParameters other = obj as EcDomainParameters;
if (other == null)
{
return(false);
}
return(Equals(other));
}
protected ECKeyParameters(
string algorithm,
bool isPrivate,
EcDomainParameters parameters)
: base(isPrivate)
{
if (algorithm == null)
{
throw new ArgumentNullException("algorithm");
}
if (parameters == null)
{
throw new ArgumentNullException("parameters");
}
this.algorithm = VerifyAlgorithmName(algorithm);
this.parameters = parameters;
}
protected ECKeyParameters(
string algorithm,
bool isPrivate,
DerObjectIdentifier publicKeyParamSet)
: base(isPrivate)
{
if (algorithm == null)
{
throw new ArgumentNullException("algorithm");
}
if (publicKeyParamSet == null)
{
throw new ArgumentNullException("publicKeyParamSet");
}
this.algorithm = VerifyAlgorithmName(algorithm);
this.parameters = LookupParameters(publicKeyParamSet);
this.publicKeyParamSet = publicKeyParamSet;
}
internal static EcDomainParameters LookupParameters(
DerObjectIdentifier publicKeyParamSet)
{
if (publicKeyParamSet == null)
{
throw new ArgumentNullException("publicKeyParamSet");
}
EcDomainParameters p = ECGost3410NamedCurves.GetByOid(publicKeyParamSet);
if (p == null)
{
X9ECParameters x9 = ECKeyPairGenerator.FindECCurveByOid(publicKeyParamSet);
if (x9 == null)
{
throw new ArgumentException("OID is not a valid public key parameter set", "publicKeyParamSet");
}
p = new EcDomainParameters(x9.Curve, x9.G, x9.N, x9.H, x9.GetSeed());
}
return(p);
}
public ECPrivateKeyParameters(
BigInteger d,
EcDomainParameters parameters)
: this("EC", d, parameters)
{
}
public ECPublicKeyParameters(
ECPoint q,
EcDomainParameters parameters)
: this("EC", q, parameters)
{
}