CertHash
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Utilities;
using System;
namespace Org.BouncyCastle.Asn1.IsisMtt.Ocsp
{
public class CertHash : Asn1Encodable
{
private readonly AlgorithmIdentifier m_hashAlgorithm;
private readonly Asn1OctetString m_certificateHash;
public AlgorithmIdentifier HashAlgorithm => m_hashAlgorithm;
public byte[] CertificateHash => Arrays.Clone(m_certificateHash.GetOctets());
public static CertHash GetInstance(object obj)
{
if (obj == null)
return null;
CertHash certHash = obj as CertHash;
if (certHash != null)
return certHash;
return new CertHash(Asn1Sequence.GetInstance(obj));
}
public static CertHash GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new CertHash(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
}
public static CertHash GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new CertHash(Asn1Sequence.GetTagged(taggedObject, declaredExplicit));
}
private CertHash(Asn1Sequence seq)
{
int count = seq.Count;
if (count != 2)
throw new ArgumentException("Bad sequence size: " + count.ToString(), "seq");
m_hashAlgorithm = AlgorithmIdentifier.GetInstance(seq[0]);
m_certificateHash = Asn1OctetString.GetInstance(seq[1]);
}
public CertHash(AlgorithmIdentifier hashAlgorithm, byte[] certificateHash)
{
if (hashAlgorithm == null)
throw new ArgumentNullException("hashAlgorithm");
m_hashAlgorithm = hashAlgorithm;
m_certificateHash = DerOctetString.FromContents(certificateHash);
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(m_hashAlgorithm, m_certificateHash);
}
}
}