ParametersWithIV.cs :  » PDF » iTextSharp » Org » BouncyCastle » Crypto » Parameters » C# / CSharp Open Source

using System;

namespace Org.BouncyCastle.Crypto.Parameters{
    public class ParametersWithIV
    : ICipherParameters
    {
    private readonly ICipherParameters  parameters;
    private readonly byte[]        iv;

    public ParametersWithIV(
            ICipherParameters  parameters,
            byte[]        iv)
      : this(parameters, iv, 0, iv.Length)
    {
    }

    public ParametersWithIV(
            ICipherParameters  parameters,
            byte[]        iv,
            int          ivOff,
            int          ivLen)
        {
      if (parameters == null)
        throw new ArgumentNullException("parameters");
      if (iv == null)
        throw new ArgumentNullException("iv");

      this.parameters = parameters;
      this.iv = new byte[ivLen];
            Array.Copy(iv, ivOff, this.iv, 0, ivLen);
        }

    public byte[] GetIV()
        {
      return (byte[]) iv.Clone();
        }

    public ICipherParameters Parameters
        {
            get { return parameters; }
        }
    }
}