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using System;
using Org.BouncyCastle.Asn1.X509;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.Ocsp
{
public class TbsRequest
: Asn1Encodable
{
private static readonly DerInteger V1 = new DerInteger(0);
private readonly DerInteger version;
private readonly GeneralName requestorName;
private readonly Asn1Sequence requestList;
private readonly X509Extensions requestExtensions;
private bool versionSet;
public static TbsRequest GetInstance(
Asn1TaggedObject obj,
bool explicitly)
{
return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
}
public static TbsRequest GetInstance(
object obj)
{
if (obj == null || obj is TbsRequest)
{
return (TbsRequest)obj;
}
if (obj is Asn1Sequence)
{
return new TbsRequest((Asn1Sequence)obj);
}
throw new ArgumentException("unknown object in factory: " + Platform.GetTypeName(obj), "obj");
}
public TbsRequest(
GeneralName requestorName,
Asn1Sequence requestList,
X509Extensions requestExtensions)
{
this.version = V1;
this.requestorName = requestorName;
this.requestList = requestList;
this.requestExtensions = requestExtensions;
}
private TbsRequest(
Asn1Sequence seq)
{
int index = 0;
Asn1Encodable enc = seq[0];
if (enc is Asn1TaggedObject)
{
Asn1TaggedObject o = (Asn1TaggedObject) enc;
if (o.TagNo == 0)
{
versionSet = true;
version = DerInteger.GetInstance(o, true);
index++;
}
else
{
version = V1;
}
}
else
{
version = V1;
}
if (seq[index] is Asn1TaggedObject)
{
requestorName = GeneralName.GetInstance((Asn1TaggedObject) seq[index++], true);
}
requestList = (Asn1Sequence) seq[index++];
if (seq.Count == (index + 1))
{
requestExtensions = X509Extensions.GetInstance((Asn1TaggedObject) seq[index], true);
}
}
public DerInteger Version
{
get { return version; }
}
public GeneralName RequestorName
{
get { return requestorName; }
}
public Asn1Sequence RequestList
{
get { return requestList; }
}
public X509Extensions RequestExtensions
{
get { return requestExtensions; }
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <pre>
* TBSRequest ::= Sequence {
* version [0] EXPLICIT Version DEFAULT v1,
* requestorName [1] EXPLICIT GeneralName OPTIONAL,
* requestList Sequence OF Request,
* requestExtensions [2] EXPLICIT Extensions OPTIONAL }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector();
//
// if default don't include - unless explicitly provided. Not strictly correct
// but required for some requests
//
if (!version.Equals(V1) || versionSet)
{
v.Add(new DerTaggedObject(true, 0, version));
}
v.AddOptionalTagged(true, 1, requestorName);
v.Add(requestList);
v.AddOptionalTagged(true, 2, requestExtensions);
return new DerSequence(v);
}
}
}
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