DHKdfParameters.cs :  » PDF » iTextSharp » Org » BouncyCastle » Crypto » Agreement » Kdf » C# / CSharp Open Source

using System;

using Org.BouncyCastle.Asn1;

namespace Org.BouncyCastle.Crypto.Agreement.Kdf{
  public class DHKdfParameters
    : IDerivationParameters
  {
    private readonly DerObjectIdentifier algorithm;
    private readonly int keySize;
    private readonly byte[] z;
    private readonly byte[] extraInfo;

    public DHKdfParameters(
      DerObjectIdentifier  algorithm,
      int          keySize,
      byte[]        z)
      : this(algorithm, keySize, z, null)
    {
    }

    public DHKdfParameters(
      DerObjectIdentifier algorithm,
      int keySize,
      byte[] z,
      byte[] extraInfo)
    {
      this.algorithm = algorithm;
      this.keySize = keySize;
      this.z = z; // TODO Clone?
      this.extraInfo = extraInfo;
    }

    public DerObjectIdentifier Algorithm
    {
      get { return algorithm; }
    }

    public int KeySize
    {
      get { return keySize; }
    }

    public byte[] GetZ()
    {
      // TODO Clone?
      return z;
    }

    public byte[] GetExtraInfo()
    {
      // TODO Clone?
      return extraInfo;
    }
  }
}