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author | Peter Dettman <peter.dettman@bouncycastle.org> | 2013-06-28 15:26:06 +0700 |
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committer | Peter Dettman <peter.dettman@bouncycastle.org> | 2013-06-28 15:26:06 +0700 |
commit | 44288db4414158ac9b98a507b15e81d0d3c66ca6 (patch) | |
tree | aa5ef88948ebb68ed6c8df81eb5da889641a9b50 /crypto/src/bcpg/DsaPublicBcpgKey.cs | |
parent | Set up text/binary handling for existing file types (diff) | |
download | BouncyCastle.NET-ed25519-44288db4414158ac9b98a507b15e81d0d3c66ca6.tar.xz |
Initial import of old CVS repository
Diffstat (limited to 'crypto/src/bcpg/DsaPublicBcpgKey.cs')
-rw-r--r-- | crypto/src/bcpg/DsaPublicBcpgKey.cs | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/crypto/src/bcpg/DsaPublicBcpgKey.cs b/crypto/src/bcpg/DsaPublicBcpgKey.cs new file mode 100644 index 000000000..61159567c --- /dev/null +++ b/crypto/src/bcpg/DsaPublicBcpgKey.cs @@ -0,0 +1,80 @@ +using System; + +using Org.BouncyCastle.Math; + +namespace Org.BouncyCastle.Bcpg +{ + /// <remarks>Base class for a DSA public key.</remarks> + public class DsaPublicBcpgKey + : BcpgObject, IBcpgKey + { + private readonly MPInteger p, q, g, y; + + /// <param name="bcpgIn">The stream to read the packet from.</param> + public DsaPublicBcpgKey( + BcpgInputStream bcpgIn) + { + this.p = new MPInteger(bcpgIn); + this.q = new MPInteger(bcpgIn); + this.g = new MPInteger(bcpgIn); + this.y = new MPInteger(bcpgIn); + } + + public DsaPublicBcpgKey( + BigInteger p, + BigInteger q, + BigInteger g, + BigInteger y) + { + this.p = new MPInteger(p); + this.q = new MPInteger(q); + 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 override void Encode( + BcpgOutputStream bcpgOut) + { + bcpgOut.WriteObjects(p, q, g, y); + } + + public BigInteger G + { + get { return g.Value; } + } + + public BigInteger P + { + get { return p.Value; } + } + + public BigInteger Q + { + get { return q.Value; } + } + + public BigInteger Y + { + get { return y.Value; } + } + } +} |