67 lines
1.2 KiB
C#
67 lines
1.2 KiB
C#
using System;
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using Org.BouncyCastle.Math;
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namespace Org.BouncyCastle.Bcpg
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{
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/// <remarks>Base class for an RSA public key.</remarks>
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public class RsaPublicBcpgKey
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: BcpgObject, IBcpgKey
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{
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private readonly MPInteger n, e;
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/// <summary>Construct an RSA public key from the passed in stream.</summary>
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public RsaPublicBcpgKey(
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BcpgInputStream bcpgIn)
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{
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this.n = new MPInteger(bcpgIn);
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this.e = new MPInteger(bcpgIn);
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}
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/// <param name="n">The modulus.</param>
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/// <param name="e">The public exponent.</param>
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public RsaPublicBcpgKey(
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BigInteger n,
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BigInteger e)
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{
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this.n = new MPInteger(n);
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this.e = new MPInteger(e);
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}
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public BigInteger PublicExponent
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{
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get { return e.Value; }
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}
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public BigInteger Modulus
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{
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get { return n.Value; }
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}
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/// <summary>The format, as a string, always "PGP".</summary>
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public string Format
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{
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get { return "PGP"; }
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}
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/// <summary>Return the standard PGP encoding of the key.</summary>
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public override byte[] GetEncoded()
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{
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try
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{
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return base.GetEncoded();
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}
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catch (Exception)
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{
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return null;
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}
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}
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public override void Encode(
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BcpgOutputStream bcpgOut)
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{
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bcpgOut.WriteObjects(n, e);
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}
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}
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}
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