PgpKeyPair.cs :  » PDF » iTextSharp » Org » BouncyCastle » Bcpg » OpenPgp » C# / CSharp Open Source

using System;

using Org.BouncyCastle.Crypto;

namespace Org.BouncyCastle.Bcpg.OpenPgp{
  /// <remarks>
  /// General class to handle JCA key pairs and convert them into OpenPGP ones.
  /// <p>
  /// A word for the unwary, the KeyId for an OpenPGP public key is calculated from
  /// a hash that includes the time of creation, if you pass a different date to the
  /// constructor below with the same public private key pair the KeyIs will not be the
  /// same as for previous generations of the key, so ideally you only want to do
  /// this once.
  /// </p>
  /// </remarks>
    public class PgpKeyPair
    {
        private readonly PgpPublicKey  pub;
        private readonly PgpPrivateKey  priv;

    public PgpKeyPair(
            PublicKeyAlgorithmTag  algorithm,
            AsymmetricCipherKeyPair  keyPair,
            DateTime        time)
      : this(algorithm, keyPair.Public, keyPair.Private, time)
        {
        }

    public PgpKeyPair(
            PublicKeyAlgorithmTag  algorithm,
            AsymmetricKeyParameter  pubKey,
            AsymmetricKeyParameter  privKey,
            DateTime        time)
        {
            this.pub = new PgpPublicKey(algorithm, pubKey, time);
      this.priv = new PgpPrivateKey(privKey, pub.KeyId);
        }

    /// <summary>Create a key pair from a PgpPrivateKey and a PgpPublicKey.</summary>
    /// <param name="pub">The public key.</param>
    /// <param name="priv">The private key.</param>
        public PgpKeyPair(
            PgpPublicKey  pub,
            PgpPrivateKey  priv)
        {
            this.pub = pub;
            this.priv = priv;
        }

    /// <summary>The keyId associated with this key pair.</summary>
        public long KeyId
        {
            get { return pub.KeyId; }
        }

    public PgpPublicKey PublicKey
        {
      get { return pub; }
        }

    public PgpPrivateKey PrivateKey
        {
      get { return priv; }
        }
    }
}