using Org.BouncyCastle.Asn1.X509; using System; namespace Org.BouncyCastle.Asn1.Tsp { public class TstInfo : Asn1Encodable { private readonly DerInteger m_version; private readonly DerObjectIdentifier m_policy; private readonly MessageImprint m_messageImprint; private readonly DerInteger m_serialNumber; private readonly Asn1GeneralizedTime m_genTime; private readonly Accuracy m_accuracy; private readonly DerBoolean m_ordering; private readonly DerInteger m_nonce; private readonly GeneralName m_tsa; private readonly X509Extensions m_extensions; public DerInteger Version => m_version; public MessageImprint MessageImprint => m_messageImprint; public DerObjectIdentifier Policy => m_policy; public DerInteger SerialNumber => m_serialNumber; public Accuracy Accuracy => m_accuracy; public Asn1GeneralizedTime GenTime => m_genTime; public DerBoolean Ordering => m_ordering; public DerInteger Nonce => m_nonce; public GeneralName Tsa => m_tsa; public X509Extensions Extensions => m_extensions; public static TstInfo GetInstance(object obj) { if (obj == null) return null; TstInfo tstInfo = obj as TstInfo; if (tstInfo != null) return tstInfo; return new TstInfo(Asn1Sequence.GetInstance(obj)); } public static TstInfo GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit) { return new TstInfo(Asn1Sequence.GetInstance(taggedObject, declaredExplicit)); } public static TstInfo GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) { return new TstInfo(Asn1Sequence.GetTagged(taggedObject, declaredExplicit)); } private TstInfo(Asn1Sequence seq) { int count = seq.Count; int sequencePosition = 0; if (count < 5 || count > 10) throw new ArgumentException("Bad sequence size: " + count.ToString(), "seq"); m_version = DerInteger.GetInstance(seq[sequencePosition++]); m_policy = DerObjectIdentifier.GetInstance(seq[sequencePosition++]); m_messageImprint = MessageImprint.GetInstance(seq[sequencePosition++]); m_serialNumber = DerInteger.GetInstance(seq[sequencePosition++]); m_genTime = Asn1GeneralizedTime.GetInstance(seq[sequencePosition++]); m_accuracy = Asn1Utilities.ReadOptional(seq, ref sequencePosition, Accuracy.GetOptional); m_ordering = (Asn1Utilities.ReadOptional(seq, ref sequencePosition, DerBoolean.GetOptional) ?? DerBoolean.False); m_nonce = Asn1Utilities.ReadOptional(seq, ref sequencePosition, DerInteger.GetOptional); m_tsa = Asn1Utilities.ReadOptionalContextTagged(seq, ref sequencePosition, 0, true, GeneralName.GetTagged); m_extensions = Asn1Utilities.ReadOptionalContextTagged(seq, ref sequencePosition, 1, false, X509Extensions.GetTagged); if (sequencePosition != count) throw new ArgumentException("Unexpected elements in sequence", "seq"); } public TstInfo(DerObjectIdentifier tsaPolicyId, MessageImprint messageImprint, DerInteger serialNumber, Asn1GeneralizedTime genTime, Accuracy accuracy, DerBoolean ordering, DerInteger nonce, GeneralName tsa, X509Extensions extensions) { m_version = DerInteger.One; if (tsaPolicyId == null) throw new ArgumentNullException("tsaPolicyId"); m_policy = tsaPolicyId; if (messageImprint == null) throw new ArgumentNullException("messageImprint"); m_messageImprint = messageImprint; if (serialNumber == null) throw new ArgumentNullException("serialNumber"); m_serialNumber = serialNumber; if (genTime == null) throw new ArgumentNullException("genTime"); m_genTime = genTime; m_accuracy = accuracy; m_ordering = (ordering ?? DerBoolean.False); m_nonce = nonce; m_tsa = tsa; m_extensions = extensions; } public override Asn1Object ToAsn1Object() { Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(10); asn1EncodableVector.Add(m_version, m_policy, m_messageImprint, m_serialNumber, m_genTime); asn1EncodableVector.AddOptional(m_accuracy); if (m_ordering.IsTrue) asn1EncodableVector.Add(m_ordering); asn1EncodableVector.AddOptional(m_nonce); asn1EncodableVector.AddOptionalTagged(true, 0, m_tsa); asn1EncodableVector.AddOptionalTagged(false, 1, m_extensions); return new DerSequence(asn1EncodableVector); } } }