diff options
Diffstat (limited to 'crypto/src/asn1/oiw/ElGamalParameter.cs')
-rw-r--r-- | crypto/src/asn1/oiw/ElGamalParameter.cs | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/crypto/src/asn1/oiw/ElGamalParameter.cs b/crypto/src/asn1/oiw/ElGamalParameter.cs new file mode 100644 index 000000000..3e020f059 --- /dev/null +++ b/crypto/src/asn1/oiw/ElGamalParameter.cs @@ -0,0 +1,47 @@ +using System; +using System.Collections; + +using Org.BouncyCastle.Asn1; +using Org.BouncyCastle.Math; + +namespace Org.BouncyCastle.Asn1.Oiw +{ + public class ElGamalParameter + : Asn1Encodable + { + internal DerInteger p, g; + + public ElGamalParameter( + BigInteger p, + BigInteger g) + { + this.p = new DerInteger(p); + this.g = new DerInteger(g); + } + + public ElGamalParameter( + Asn1Sequence seq) + { + if (seq.Count != 2) + throw new ArgumentException("Wrong number of elements in sequence", "seq"); + + p = DerInteger.GetInstance(seq[0]); + g = DerInteger.GetInstance(seq[1]); + } + + public BigInteger P + { + get { return p.PositiveValue; } + } + + public BigInteger G + { + get { return g.PositiveValue; } + } + + public override Asn1Object ToAsn1Object() + { + return new DerSequence(p, g); + } + } +} |