public virtual void Init(bool forSigning, ICipherParameters parameters)
{
SecureRandom providedRandom = null;
if (forSigning)
{
if (parameters is ParametersWithRandom)
{
ParametersWithRandom rParam = (ParametersWithRandom)parameters;
providedRandom = rParam.Random;
parameters = rParam.Parameters;
}
if (!(parameters is DsaPrivateKeyParameters))
throw new InvalidKeyException("DSA private key required for signing");
this.key = (DsaPrivateKeyParameters)parameters;
}
else
{
if (!(parameters is DsaPublicKeyParameters))
throw new InvalidKeyException("DSA public key required for verification");
this.key = (DsaPublicKeyParameters)parameters;
}
this.random = InitSecureRandom(forSigning && !kCalculator.IsDeterministic, providedRandom);
}
protected bool Equals(
DsaKeyParameters other)
{
return Platform.Equals(parameters, other.parameters)
&& base.Equals(other);
}