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using System;
using Org.BouncyCastle.Asn1.X509;
namespace Org.BouncyCastle.Asn1.Esf
{
/// <summary>
/// Summary description for OtherHashAlgAndValue.
/// </summary>
/// <remarks>
/// <code>
/// OtherHashAlgAndValue ::= SEQUENCE {
/// hashAlgorithm AlgorithmIdentifier,
/// hashValue OtherHashValue
/// }
///
/// OtherHashValue ::= OCTET STRING
/// </code>
/// </remarks>
public class OtherHashAlgAndValue
: Asn1Encodable
{
public static OtherHashAlgAndValue GetInstance(object obj)
{
if (obj == null)
return null;
if (obj is OtherHashAlgAndValue otherHashAlgAndValue)
return otherHashAlgAndValue;
return new OtherHashAlgAndValue(Asn1Sequence.GetInstance(obj));
}
public static OtherHashAlgAndValue GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new OtherHashAlgAndValue(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
}
private readonly AlgorithmIdentifier m_hashAlgorithm;
private readonly Asn1OctetString m_hashValue;
private OtherHashAlgAndValue(Asn1Sequence seq)
{
int count = seq.Count;
if (count != 2)
throw new ArgumentException("Bad sequence size: " + count, nameof(seq));
m_hashAlgorithm = AlgorithmIdentifier.GetInstance(seq[0]);
m_hashValue = Asn1OctetString.GetInstance(seq[1]);
}
public OtherHashAlgAndValue(AlgorithmIdentifier hashAlgorithm, byte[] hashValue)
{
if (hashAlgorithm == null)
throw new ArgumentNullException(nameof(hashAlgorithm));
if (hashValue == null)
throw new ArgumentNullException(nameof(hashValue));
m_hashAlgorithm = hashAlgorithm;
m_hashValue = new DerOctetString(hashValue);
}
public OtherHashAlgAndValue(AlgorithmIdentifier hashAlgorithm, Asn1OctetString hashValue)
{
m_hashAlgorithm = hashAlgorithm ?? throw new ArgumentNullException(nameof(hashAlgorithm));
m_hashValue = hashValue ?? throw new ArgumentNullException(nameof(hashValue));
}
public AlgorithmIdentifier HashAlgorithm => m_hashAlgorithm;
public byte[] GetHashValue() => m_hashValue.GetOctets();
public override Asn1Object ToAsn1Object() => new DerSequence(m_hashAlgorithm, m_hashValue);
}
}
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