using System;
using Org.BouncyCastle.Math;
namespace Org.BouncyCastle.Bcpg{
/// <remarks>Base class for an ElGamal public key.</remarks>
public class ElGamalPublicBcpgKey
: BcpgObject, IBcpgKey
{
internal MPInteger p, g, y;
public ElGamalPublicBcpgKey(
BcpgInputStream bcpgIn)
{
this.p = new MPInteger(bcpgIn);
this.g = new MPInteger(bcpgIn);
this.y = new MPInteger(bcpgIn);
}
public ElGamalPublicBcpgKey(
BigInteger p,
BigInteger g,
BigInteger y)
{
this.p = new MPInteger(p);
this.g = new MPInteger(g);
this.y = new MPInteger(y);
}
/// <summary>The format, as a string, always "PGP".</summary>
public string Format
{
get { return "PGP"; }
}
/// <summary>Return the standard PGP encoding of the key.</summary>
public override byte[] GetEncoded()
{
try
{
return base.GetEncoded();
}
catch (Exception)
{
return null;
}
}
public BigInteger P
{
get { return p.Value; }
}
public BigInteger G
{
get { return g.Value; }
}
public BigInteger Y
{
get { return y.Value; }
}
public override void Encode(
BcpgOutputStream bcpgOut)
{
bcpgOut.WriteObjects(p, g, y);
}
}
}
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