init commit

output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X509/Target.cs

@@ -0,0 +1,63 @@
+using System;
+using Org.BouncyCastle.Utilities;
+
+namespace Org.BouncyCastle.Asn1.X509;
+
+public class Target : Asn1Encodable, IAsn1Choice
+{
+	public enum Choice
+	{
+		Name,
+		Group
+	}
+
+	private readonly GeneralName targetName;
+
+	private readonly GeneralName targetGroup;
+
+	public virtual GeneralName TargetGroup => targetGroup;
+
+	public virtual GeneralName TargetName => targetName;
+
+	public static Target GetInstance(object obj)
+	{
+		if (obj is Target)
+		{
+			return (Target)obj;
+		}
+		if (obj is Asn1TaggedObject)
+		{
+			return new Target((Asn1TaggedObject)obj);
+		}
+		throw new ArgumentException("unknown object in factory: " + Platform.GetTypeName(obj), "obj");
+	}
+
+	private Target(Asn1TaggedObject tagObj)
+	{
+		switch ((Choice)tagObj.TagNo)
+		{
+		case Choice.Name:
+			targetName = GeneralName.GetInstance(tagObj, explicitly: true);
+			break;
+		case Choice.Group:
+			targetGroup = GeneralName.GetInstance(tagObj, explicitly: true);
+			break;
+		default:
+			throw new ArgumentException("unknown tag: " + tagObj.TagNo);
+		}
+	}
+
+	public Target(Choice type, GeneralName name)
+		: this(new DerTaggedObject((int)type, name))
+	{
+	}
+
+	public override Asn1Object ToAsn1Object()
+	{
+		if (targetName != null)
+		{
+			return new DerTaggedObject(explicitly: true, 0, targetName);
+		}
+		return new DerTaggedObject(explicitly: true, 1, targetGroup);
+	}
+}