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using System;
using Org.BouncyCastle.Asn1.X509;
namespace Org.BouncyCastle.Asn1.Pkcs
{
/**
* Pkcs10 Certfication request object.
* <pre>
* CertificationRequest ::= Sequence {
* certificationRequestInfo CertificationRequestInfo,
* signatureAlgorithm AlgorithmIdentifier{{ SignatureAlgorithms }},
* signature BIT STRING
* }
* </pre>
*/
public class CertificationRequest
: Asn1Encodable
{
protected CertificationRequestInfo reqInfo;
protected AlgorithmIdentifier sigAlgId;
protected DerBitString sigBits;
public static CertificationRequest GetInstance(
object obj)
{
if (obj is CertificationRequest)
return (CertificationRequest)obj;
if (obj != null)
return new CertificationRequest((Asn1Sequence)obj);
return null;
}
protected CertificationRequest()
{
}
public CertificationRequest(
CertificationRequestInfo requestInfo,
AlgorithmIdentifier algorithm,
DerBitString signature)
{
this.reqInfo = requestInfo;
this.sigAlgId = algorithm;
this.sigBits = signature;
}
public CertificationRequest(
Asn1Sequence seq)
{
if (seq.Count != 3)
throw new ArgumentException("Wrong number of elements in sequence", "seq");
reqInfo = CertificationRequestInfo.GetInstance(seq[0]);
sigAlgId = AlgorithmIdentifier.GetInstance(seq[1]);
sigBits = DerBitString.GetInstance(seq[2]);
}
public CertificationRequestInfo GetCertificationRequestInfo()
{
return reqInfo;
}
public AlgorithmIdentifier SignatureAlgorithm
{
get { return sigAlgId; }
}
public DerBitString Signature
{
get { return sigBits; }
}
public byte[] GetSignatureOctets()
{
return sigBits.GetOctets();
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(reqInfo, sigAlgId, sigBits);
}
}
}
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