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using System;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.Ess
{
public class EssCertID
: Asn1Encodable
{
private Asn1OctetString certHash;
private IssuerSerial issuerSerial;
public static EssCertID GetInstance(
object o)
{
if (o == null || o is EssCertID)
{
return (EssCertID) o;
}
if (o is Asn1Sequence)
{
return new EssCertID((Asn1Sequence) o);
}
throw new ArgumentException(
"unknown object in 'EssCertID' factory : "
+ Platform.GetTypeName(o) + ".");
}
/**
* constructor
*/
public EssCertID(
Asn1Sequence seq)
{
if (seq.Count < 1 || seq.Count > 2)
{
throw new ArgumentException("Bad sequence size: " + seq.Count);
}
this.certHash = Asn1OctetString.GetInstance(seq[0]);
if (seq.Count > 1)
{
issuerSerial = IssuerSerial.GetInstance(seq[1]);
}
}
public EssCertID(
byte[] hash)
{
certHash = new DerOctetString(hash);
}
public EssCertID(
byte[] hash,
IssuerSerial issuerSerial)
{
this.certHash = new DerOctetString(hash);
this.issuerSerial = issuerSerial;
}
public byte[] GetCertHash()
{
return certHash.GetOctets();
}
public IssuerSerial IssuerSerial
{
get { return issuerSerial; }
}
/**
* <pre>
* EssCertID ::= SEQUENCE {
* certHash Hash,
* issuerSerial IssuerSerial OPTIONAL }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector(certHash);
if (issuerSerial != null)
{
v.Add(issuerSerial);
}
return new DerSequence(v);
}
}
}
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