45 lines
1.1 KiB
C#
45 lines
1.1 KiB
C#
using System;
|
|
using Org.BouncyCastle.Utilities;
|
|
|
|
namespace Org.BouncyCastle.Asn1.CryptoPro;
|
|
|
|
public class Gost28147Parameters : Asn1Encodable
|
|
{
|
|
private readonly Asn1OctetString iv;
|
|
|
|
private readonly DerObjectIdentifier paramSet;
|
|
|
|
public static Gost28147Parameters GetInstance(Asn1TaggedObject obj, bool explicitly)
|
|
{
|
|
return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
|
|
}
|
|
|
|
public static Gost28147Parameters GetInstance(object obj)
|
|
{
|
|
if (obj == null || obj is Gost28147Parameters)
|
|
{
|
|
return (Gost28147Parameters)obj;
|
|
}
|
|
if (obj is Asn1Sequence)
|
|
{
|
|
return new Gost28147Parameters((Asn1Sequence)obj);
|
|
}
|
|
throw new ArgumentException("Invalid GOST3410Parameter: " + Platform.GetTypeName(obj));
|
|
}
|
|
|
|
private Gost28147Parameters(Asn1Sequence seq)
|
|
{
|
|
if (seq.Count != 2)
|
|
{
|
|
throw new ArgumentException("Wrong number of elements in sequence", "seq");
|
|
}
|
|
iv = Asn1OctetString.GetInstance(seq[0]);
|
|
paramSet = DerObjectIdentifier.GetInstance(seq[1]);
|
|
}
|
|
|
|
public override Asn1Object ToAsn1Object()
|
|
{
|
|
return new DerSequence(iv, paramSet);
|
|
}
|
|
}
|