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using System;
using Org.BouncyCastle.Asn1.Crmf;
namespace Org.BouncyCastle.Asn1.Cmp
{
public class CertOrEncCert
: Asn1Encodable, IAsn1Choice
{
private readonly CmpCertificate certificate;
private readonly EncryptedValue encryptedCert;
private CertOrEncCert(Asn1TaggedObject tagged)
{
if (tagged.TagNo == 0)
{
certificate = CmpCertificate.GetInstance(tagged.GetObject());
}
else if (tagged.TagNo == 1)
{
encryptedCert = EncryptedValue.GetInstance(tagged.GetObject());
}
else
{
throw new ArgumentException("unknown tag: " + tagged.TagNo, "tagged");
}
}
public static CertOrEncCert GetInstance(object obj)
{
if (obj is CertOrEncCert)
return (CertOrEncCert)obj;
if (obj is Asn1TaggedObject)
return new CertOrEncCert((Asn1TaggedObject)obj);
throw new ArgumentException("Invalid object: " + obj.GetType().Name, "obj");
}
public CertOrEncCert(CmpCertificate certificate)
{
if (certificate == null)
throw new ArgumentNullException("certificate");
this.certificate = certificate;
}
public CertOrEncCert(EncryptedValue encryptedCert)
{
if (encryptedCert == null)
throw new ArgumentNullException("encryptedCert");
this.encryptedCert = encryptedCert;
}
public virtual CmpCertificate Certificate
{
get { return certificate; }
}
public virtual EncryptedValue EncryptedCert
{
get { return encryptedCert; }
}
/**
* <pre>
* CertOrEncCert ::= CHOICE {
* certificate [0] CMPCertificate,
* encryptedCert [1] EncryptedValue
* }
* </pre>
* @return a basic ASN.1 object representation.
*/
public override Asn1Object ToAsn1Object()
{
if (certificate != null)
{
return new DerTaggedObject(true, 0, certificate);
}
return new DerTaggedObject(true, 1, encryptedCert);
}
}
}
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