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using System;
using Org.BouncyCastle.Asn1.Crmf;
namespace Org.BouncyCastle.Asn1.Cmp
{
public class CertifiedKeyPair
: Asn1Encodable
{
public static CertifiedKeyPair GetInstance(object obj)
{
if (obj == null)
return null;
if (obj is CertifiedKeyPair certifiedKeyPair)
return certifiedKeyPair;
return new CertifiedKeyPair(Asn1Sequence.GetInstance(obj));
}
public static CertifiedKeyPair GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new CertifiedKeyPair(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
}
public static CertifiedKeyPair GetOptional(Asn1Encodable element)
{
if (element == null)
throw new ArgumentNullException(nameof(element));
if (element is CertifiedKeyPair certifiedKeyPair)
return certifiedKeyPair;
Asn1Sequence asn1Sequence = Asn1Sequence.GetOptional(element);
if (asn1Sequence != null)
return new CertifiedKeyPair(asn1Sequence);
return null;
}
private readonly CertOrEncCert m_certOrEncCert;
private readonly EncryptedKey m_privateKey;
private readonly PkiPublicationInfo m_publicationInfo;
private CertifiedKeyPair(Asn1Sequence seq)
{
int count = seq.Count, pos = 0;
if (count < 1 || count > 3)
throw new ArgumentException("Bad sequence size: " + count, nameof(seq));
m_certOrEncCert = CertOrEncCert.GetInstance(seq[pos++]);
m_privateKey = Asn1Utilities.ReadOptionalContextTagged(seq, ref pos, 0, true, EncryptedKey.GetTagged);
m_publicationInfo = Asn1Utilities.ReadOptionalContextTagged(seq, ref pos, 1, true, PkiPublicationInfo.GetTagged);
if (pos != count)
throw new ArgumentException("Unexpected elements in sequence", nameof(seq));
}
public CertifiedKeyPair(CertOrEncCert certOrEncCert)
: this(certOrEncCert, (EncryptedKey)null, null)
{
}
[Obsolete("Use constructor with EncryptedKey instead")]
public CertifiedKeyPair(CertOrEncCert certOrEncCert, EncryptedValue privateKey,
PkiPublicationInfo publicationInfo)
: this(certOrEncCert, privateKey == null ? null : new EncryptedKey(privateKey), publicationInfo)
{
}
public CertifiedKeyPair(CertOrEncCert certOrEncCert, EncryptedKey privateKey,
PkiPublicationInfo publicationInfo)
{
m_certOrEncCert = certOrEncCert ?? throw new ArgumentNullException(nameof(certOrEncCert));
m_privateKey = privateKey;
m_publicationInfo = publicationInfo;
}
public virtual CertOrEncCert CertOrEncCert => m_certOrEncCert;
public virtual EncryptedKey PrivateKey => m_privateKey;
public virtual PkiPublicationInfo PublicationInfo => m_publicationInfo;
/**
* RFC 9480
* <pre>
* CertifiedKeyPair ::= SEQUENCE {
* certOrEncCert CertOrEncCert,
* privateKey [0] EncryptedKey OPTIONAL,
* -- See [RFC4211] for comments on encoding.
* publicationInfo [1] PKIPublicationInfo OPTIONAL
* }
* </pre>
* @return a basic ASN.1 object representation.
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector(3);
v.Add(m_certOrEncCert);
v.AddOptionalTagged(true, 0, m_privateKey);
v.AddOptionalTagged(true, 1, m_publicationInfo);
return new DerSequence(v);
}
}
}
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