using Org.BouncyCastle.Asn1.X509; using System; namespace Org.BouncyCastle.Asn1.Ocsp { public class TbsRequest : Asn1Encodable { private static readonly DerInteger V1 = DerInteger.Zero; private readonly DerInteger m_version; private readonly bool m_versionPresent; private readonly GeneralName m_requestorName; private readonly Asn1Sequence m_requestList; private readonly X509Extensions m_requestExtensions; public DerInteger Version => m_version; public GeneralName RequestorName => m_requestorName; public Asn1Sequence RequestList => m_requestList; public X509Extensions RequestExtensions => m_requestExtensions; public static TbsRequest GetInstance(object obj) { if (obj == null) return null; TbsRequest tbsRequest = obj as TbsRequest; if (tbsRequest != null) return tbsRequest; return new TbsRequest(Asn1Sequence.GetInstance(obj)); } public static TbsRequest GetInstance(Asn1TaggedObject obj, bool explicitly) { return new TbsRequest(Asn1Sequence.GetInstance(obj, explicitly)); } public static TbsRequest GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) { return new TbsRequest(Asn1Sequence.GetTagged(taggedObject, declaredExplicit)); } public TbsRequest(GeneralName requestorName, Asn1Sequence requestList, X509Extensions requestExtensions) { m_version = V1; m_versionPresent = false; m_requestorName = requestorName; if (requestList == null) throw new ArgumentNullException("requestList"); m_requestList = requestList; m_requestExtensions = requestExtensions; } private TbsRequest(Asn1Sequence seq) { int count = seq.Count; if (count < 1 || count > 4) throw new ArgumentException("Bad sequence size: " + count.ToString(), "seq"); int sequencePosition = 0; DerInteger derInteger = Asn1Utilities.ReadOptionalContextTagged(seq, ref sequencePosition, 0, true, DerInteger.GetTagged); m_version = (derInteger ?? V1); m_versionPresent = (derInteger != null); m_requestorName = Asn1Utilities.ReadOptionalContextTagged(seq, ref sequencePosition, 1, true, GeneralName.GetTagged); m_requestList = Asn1Sequence.GetInstance(seq[sequencePosition++]); m_requestExtensions = Asn1Utilities.ReadOptionalContextTagged(seq, ref sequencePosition, 2, true, X509Extensions.GetTagged); if (sequencePosition != count) throw new ArgumentException("Unexpected elements in sequence", "seq"); } public override Asn1Object ToAsn1Object() { Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(4); if (m_versionPresent || !V1.Equals(m_version)) asn1EncodableVector.Add(new DerTaggedObject(true, 0, m_version)); asn1EncodableVector.AddOptionalTagged(true, 1, m_requestorName); asn1EncodableVector.Add(m_requestList); asn1EncodableVector.AddOptionalTagged(true, 2, m_requestExtensions); return new DerSequence(asn1EncodableVector); } } }