DsaParameter
using Org.BouncyCastle.Math;
using System;
namespace Org.BouncyCastle.Asn1.X509
{
public class DsaParameter : Asn1Encodable
{
private readonly DerInteger m_p;
private readonly DerInteger m_q;
private readonly DerInteger m_g;
public BigInteger P => m_p.PositiveValue;
public BigInteger Q => m_q.PositiveValue;
public BigInteger G => m_g.PositiveValue;
public static DsaParameter GetInstance(object obj)
{
if (obj == null)
return null;
DsaParameter dsaParameter = obj as DsaParameter;
if (dsaParameter != null)
return dsaParameter;
return new DsaParameter(Asn1Sequence.GetInstance(obj));
}
public static DsaParameter GetInstance(Asn1TaggedObject obj, bool explicitly)
{
return new DsaParameter(Asn1Sequence.GetInstance(obj, explicitly));
}
public static DsaParameter GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new DsaParameter(Asn1Sequence.GetTagged(taggedObject, declaredExplicit));
}
public DsaParameter(BigInteger p, BigInteger q, BigInteger g)
{
m_p = new DerInteger(p);
m_q = new DerInteger(q);
m_g = new DerInteger(g);
}
private DsaParameter(Asn1Sequence seq)
{
int count = seq.Count;
if (count != 3)
throw new ArgumentException("Bad sequence size: " + count.ToString(), "seq");
m_p = DerInteger.GetInstance(seq[0]);
m_q = DerInteger.GetInstance(seq[1]);
m_g = DerInteger.GetInstance(seq[2]);
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(m_p, m_q, m_g);
}
}
}