init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/Tsp/TimeStampReq.cs

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+using System;
+using Org.BouncyCastle.Asn1.X509;
+using Org.BouncyCastle.Utilities;
+
+namespace Org.BouncyCastle.Asn1.Tsp;
+
+public class TimeStampReq : Asn1Encodable
+{
+	private readonly DerInteger version;
+
+	private readonly MessageImprint messageImprint;
+
+	private readonly DerObjectIdentifier tsaPolicy;
+
+	private readonly DerInteger nonce;
+
+	private readonly DerBoolean certReq;
+
+	private readonly X509Extensions extensions;
+
+	public DerInteger Version => version;
+
+	public MessageImprint MessageImprint => messageImprint;
+
+	public DerObjectIdentifier ReqPolicy => tsaPolicy;
+
+	public DerInteger Nonce => nonce;
+
+	public DerBoolean CertReq => certReq;
+
+	public X509Extensions Extensions => extensions;
+
+	public static TimeStampReq GetInstance(object o)
+	{
+		if (o == null || o is TimeStampReq)
+		{
+			return (TimeStampReq)o;
+		}
+		if (o is Asn1Sequence)
+		{
+			return new TimeStampReq((Asn1Sequence)o);
+		}
+		throw new ArgumentException("Unknown object in 'TimeStampReq' factory: " + Platform.GetTypeName(o));
+	}
+
+	private TimeStampReq(Asn1Sequence seq)
+	{
+		int count = seq.Count;
+		int num = 0;
+		version = DerInteger.GetInstance(seq[num++]);
+		messageImprint = MessageImprint.GetInstance(seq[num++]);
+		for (int i = num; i < count; i++)
+		{
+			if (seq[i] is DerObjectIdentifier)
+			{
+				tsaPolicy = DerObjectIdentifier.GetInstance(seq[i]);
+			}
+			else if (seq[i] is DerInteger)
+			{
+				nonce = DerInteger.GetInstance(seq[i]);
+			}
+			else if (seq[i] is DerBoolean)
+			{
+				certReq = DerBoolean.GetInstance(seq[i]);
+			}
+			else if (seq[i] is Asn1TaggedObject)
+			{
+				Asn1TaggedObject asn1TaggedObject = (Asn1TaggedObject)seq[i];
+				if (asn1TaggedObject.TagNo == 0)
+				{
+					extensions = X509Extensions.GetInstance(asn1TaggedObject, explicitly: false);
+				}
+			}
+		}
+	}
+
+	public TimeStampReq(MessageImprint messageImprint, DerObjectIdentifier tsaPolicy, DerInteger nonce, DerBoolean certReq, X509Extensions extensions)
+	{
+		version = new DerInteger(1);
+		this.messageImprint = messageImprint;
+		this.tsaPolicy = tsaPolicy;
+		this.nonce = nonce;
+		this.certReq = certReq;
+		this.extensions = extensions;
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(version, messageImprint);
+		if (tsaPolicy != null)
+		{
+			asn1EncodableVector.Add(tsaPolicy);
+		}
+		if (nonce != null)
+		{
+			asn1EncodableVector.Add(nonce);
+		}
+		if (certReq != null && certReq.IsTrue)
+		{
+			asn1EncodableVector.Add(certReq);
+		}
+		if (extensions != null)
+		{
+			asn1EncodableVector.Add(new DerTaggedObject(explicitly: false, 0, extensions));
+		}
+		return new DerSequence(asn1EncodableVector);
+	}
+}