using Org.BouncyCastle.Asn1.X509; using System; namespace Org.BouncyCastle.Asn1.Tsp { public class TimeStampReq : Asn1Encodable { private readonly DerInteger m_version; private readonly MessageImprint m_messageImprint; private readonly DerObjectIdentifier m_reqPolicy; private readonly DerInteger m_nonce; private readonly DerBoolean m_certReq; private readonly X509Extensions m_extensions; public DerInteger Version => m_version; public MessageImprint MessageImprint => m_messageImprint; public DerObjectIdentifier ReqPolicy => m_reqPolicy; public DerInteger Nonce => m_nonce; public DerBoolean CertReq => m_certReq; public X509Extensions Extensions => m_extensions; public static TimeStampReq GetInstance(object obj) { if (obj == null) return null; TimeStampReq timeStampReq = obj as TimeStampReq; if (timeStampReq != null) return timeStampReq; return new TimeStampReq(Asn1Sequence.GetInstance(obj)); } public static TimeStampReq GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit) { return new TimeStampReq(Asn1Sequence.GetInstance(taggedObject, declaredExplicit)); } public static TimeStampReq GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) { return new TimeStampReq(Asn1Sequence.GetTagged(taggedObject, declaredExplicit)); } private TimeStampReq(Asn1Sequence seq) { int count = seq.Count; int sequencePosition = 0; if (count < 2 || count > 6) throw new ArgumentException("Bad sequence size: " + count.ToString(), "seq"); m_version = DerInteger.GetInstance(seq[sequencePosition++]); m_messageImprint = MessageImprint.GetInstance(seq[sequencePosition++]); m_reqPolicy = Asn1Utilities.ReadOptional(seq, ref sequencePosition, DerObjectIdentifier.GetOptional); m_nonce = Asn1Utilities.ReadOptional(seq, ref sequencePosition, DerInteger.GetOptional); m_certReq = (Asn1Utilities.ReadOptional(seq, ref sequencePosition, DerBoolean.GetOptional) ?? DerBoolean.False); m_extensions = Asn1Utilities.ReadOptionalContextTagged(seq, ref sequencePosition, 0, false, X509Extensions.GetTagged); if (sequencePosition != count) throw new ArgumentException("Unexpected elements in sequence", "seq"); } public TimeStampReq(MessageImprint messageImprint, DerObjectIdentifier tsaPolicy, DerInteger nonce, DerBoolean certReq, X509Extensions extensions) { m_version = DerInteger.One; if (messageImprint == null) throw new ArgumentNullException("messageImprint"); m_messageImprint = messageImprint; m_reqPolicy = tsaPolicy; m_nonce = nonce; m_certReq = (certReq ?? DerBoolean.False); m_extensions = extensions; } public override Asn1Object ToAsn1Object() { Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(6); asn1EncodableVector.Add(m_version, m_messageImprint); asn1EncodableVector.AddOptional(m_reqPolicy, m_nonce); if (m_certReq.IsTrue) asn1EncodableVector.Add(m_certReq); asn1EncodableVector.AddOptionalTagged(false, 0, m_extensions); return new DerSequence(asn1EncodableVector); } } }