init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/Cms/Evidence.cs

@@ -0,0 +1,46 @@
+using System;
+using Org.BouncyCastle.Utilities;
+
+namespace Org.BouncyCastle.Asn1.Cms;
+
+public class Evidence : Asn1Encodable, IAsn1Choice
+{
+	private TimeStampTokenEvidence tstEvidence;
+
+	public virtual TimeStampTokenEvidence TstEvidence => tstEvidence;
+
+	public Evidence(TimeStampTokenEvidence tstEvidence)
+	{
+		this.tstEvidence = tstEvidence;
+	}
+
+	private Evidence(Asn1TaggedObject tagged)
+	{
+		if (tagged.TagNo == 0)
+		{
+			tstEvidence = TimeStampTokenEvidence.GetInstance(tagged, isExplicit: false);
+		}
+	}
+
+	public static Evidence GetInstance(object obj)
+	{
+		if (obj is Evidence)
+		{
+			return (Evidence)obj;
+		}
+		if (obj is Asn1TaggedObject)
+		{
+			return new Evidence(Asn1TaggedObject.GetInstance(obj));
+		}
+		throw new ArgumentException("Unknown object in GetInstance: " + Platform.GetTypeName(obj), "obj");
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		if (tstEvidence != null)
+		{
+			return new DerTaggedObject(explicitly: false, 0, tstEvidence);
+		}
+		return null;
+	}
+}