SubjectAltPublicKeyInfo
using System;
namespace Org.BouncyCastle.Asn1.X509
{
public class SubjectAltPublicKeyInfo : Asn1Encodable
{
private readonly AlgorithmIdentifier m_algorithm;
private readonly DerBitString m_subjectAltPublicKey;
public AlgorithmIdentifier Algorithm => Algorithm;
public DerBitString SubjectAltPublicKey => m_subjectAltPublicKey;
public static SubjectAltPublicKeyInfo GetInstance(object obj)
{
if (obj == null)
return null;
SubjectAltPublicKeyInfo subjectAltPublicKeyInfo = obj as SubjectAltPublicKeyInfo;
if (subjectAltPublicKeyInfo != null)
return subjectAltPublicKeyInfo;
return new SubjectAltPublicKeyInfo(Asn1Sequence.GetInstance(obj));
}
public static SubjectAltPublicKeyInfo GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return GetInstance(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
}
public static SubjectAltPublicKeyInfo FromExtensions(X509Extensions extensions)
{
return GetInstance(X509Extensions.GetExtensionParsedValue(extensions, X509Extensions.SubjectAltPublicKeyInfo));
}
private SubjectAltPublicKeyInfo(Asn1Sequence seq)
{
if (seq.Count != 2)
throw new ArgumentException("extension should contain only 2 elements");
m_algorithm = AlgorithmIdentifier.GetInstance(seq[0]);
m_subjectAltPublicKey = DerBitString.GetInstance(seq[1]);
}
public SubjectAltPublicKeyInfo(AlgorithmIdentifier algorithm, DerBitString subjectAltPublicKey)
{
m_algorithm = algorithm;
m_subjectAltPublicKey = subjectAltPublicKey;
}
public SubjectAltPublicKeyInfo(SubjectPublicKeyInfo subjectPublicKeyInfo)
{
m_algorithm = subjectPublicKeyInfo.Algorithm;
m_subjectAltPublicKey = subjectPublicKeyInfo.PublicKey;
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(m_algorithm, m_subjectAltPublicKey);
}
}
}