1 files changed, 130 insertions, 0 deletions
diff --git a/Crypto/src/asn1/x509/DistributionPointName.cs b/Crypto/src/asn1/x509/DistributionPointName.cs
new file mode 100644
index 000000000..1a9d24241
--- /dev/null
+++ b/Crypto/src/asn1/x509/DistributionPointName.cs
@@ -0,0 +1,130 @@
+using System;
+using System.Text;
+
+using Org.BouncyCastle.Utilities;
+
+namespace Org.BouncyCastle.Asn1.X509
+{
+    /**
+     * The DistributionPointName object.
+     * <pre>
+     * DistributionPointName ::= CHOICE {
+     *     fullName                 [0] GeneralNames,
+     *     nameRelativeToCRLIssuer  [1] RDN
+     * }
+     * </pre>
+     */
+    public class DistributionPointName
+        : Asn1Encodable, IAsn1Choice
+    {
+        internal readonly Asn1Encodable	name;
+        internal readonly int			type;
+
+		public const int FullName					= 0;
+        public const int NameRelativeToCrlIssuer	= 1;
+
+		public static DistributionPointName GetInstance(
+            Asn1TaggedObject	obj,
+            bool				explicitly)
+        {
+            return GetInstance(Asn1TaggedObject.GetInstance(obj, true));
+        }
+
+		public static DistributionPointName GetInstance(
+            object obj)
+        {
+            if (obj == null || obj is DistributionPointName)
+            {
+                return (DistributionPointName) obj;
+            }
+
+			if (obj is Asn1TaggedObject)
+            {
+                return new DistributionPointName((Asn1TaggedObject) obj);
+            }
+
+			throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
+		}
+
+        public DistributionPointName(
+            int				type,
+            Asn1Encodable	name)
+        {
+            this.type = type;
+            this.name = name;
+        }
+
+		public DistributionPointName(
+			GeneralNames name)
+			:	this(FullName, name)
+		{
+		}
+
+		public int PointType
+        {
+			get { return type; }
+        }
+
+		public Asn1Encodable Name
+        {
+			get { return name; }
+        }
+
+		public DistributionPointName(
+            Asn1TaggedObject obj)
+        {
+            this.type = obj.TagNo;
+
+			if (type == FullName)
+            {
+                this.name = GeneralNames.GetInstance(obj, false);
+            }
+            else
+            {
+                this.name = Asn1Set.GetInstance(obj, false);
+            }
+        }
+
+		public override Asn1Object ToAsn1Object()
+        {
+            return new DerTaggedObject(false, type, name);
+        }
+
+		public override string ToString()
+		{
+			string sep = Platform.NewLine;
+			StringBuilder buf = new StringBuilder();
+			buf.Append("DistributionPointName: [");
+			buf.Append(sep);
+			if (type == FullName)
+			{
+				appendObject(buf, sep, "fullName", name.ToString());
+			}
+			else
+			{
+				appendObject(buf, sep, "nameRelativeToCRLIssuer", name.ToString());
+			}
+			buf.Append("]");
+			buf.Append(sep);
+			return buf.ToString();
+		}
+
+		private void appendObject(
+			StringBuilder	buf,
+			string			sep,
+			string			name,
+			string			val)
+		{
+			string indent = "    ";
+
+			buf.Append(indent);
+			buf.Append(name);
+			buf.Append(":");
+			buf.Append(sep);
+			buf.Append(indent);
+			buf.Append(indent);
+			buf.Append(val);
+			buf.Append(sep);
+		}
+	}
+}