IdeaCbcPar
using Org.BouncyCastle.Utilities;
using System;
namespace Org.BouncyCastle.Asn1.Misc
{
public class IdeaCbcPar : Asn1Encodable
{
private readonly Asn1OctetString m_iv;
public Asn1OctetString IV => m_iv;
public static IdeaCbcPar GetInstance(object o)
{
if (o == null)
return null;
IdeaCbcPar ideaCbcPar = o as IdeaCbcPar;
if (ideaCbcPar != null)
return ideaCbcPar;
return new IdeaCbcPar(Asn1Sequence.GetInstance(o));
}
public static IdeaCbcPar GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new IdeaCbcPar(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
}
public static IdeaCbcPar GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new IdeaCbcPar(Asn1Sequence.GetTagged(taggedObject, declaredExplicit));
}
private IdeaCbcPar(Asn1Sequence seq)
{
int count = seq.Count;
int sequencePosition = 0;
if (count < 0 || count > 1)
throw new ArgumentException("Bad sequence size: " + count.ToString(), "seq");
m_iv = Asn1Utilities.ReadOptional(seq, ref sequencePosition, Asn1OctetString.GetOptional);
if (sequencePosition != count)
throw new ArgumentException("Unexpected elements in sequence", "seq");
}
public IdeaCbcPar()
: this((byte[])null)
{
}
public IdeaCbcPar(byte[] iv)
{
m_iv = DerOctetString.FromContentsOptional(iv);
}
public byte[] GetIV()
{
return Arrays.Clone(m_iv?.GetOctets());
}
public override Asn1Object ToAsn1Object()
{
if (m_iv != null)
return new DerSequence(m_iv);
return DerSequence.Empty;
}
}
}