1 files changed, 151 insertions, 0 deletions
diff --git a/crypto/src/asn1/ocsp/TBSRequest.cs b/crypto/src/asn1/ocsp/TBSRequest.cs
new file mode 100644
index 000000000..6bf75eb96
--- /dev/null
+++ b/crypto/src/asn1/ocsp/TBSRequest.cs
@@ -0,0 +1,151 @@
+using Org.BouncyCastle.Asn1;
+using Org.BouncyCastle.Asn1.X509;
+
+using System;
+
+namespace Org.BouncyCastle.Asn1.Ocsp
+{
+    public class TbsRequest
+        : Asn1Encodable
+    {
+		private static readonly DerInteger V1 = new DerInteger(0);
+
+		private readonly DerInteger      version;
+        private readonly GeneralName     requestorName;
+        private readonly Asn1Sequence    requestList;
+        private readonly X509Extensions  requestExtensions;
+
+		private bool versionSet;
+
+		public static TbsRequest GetInstance(
+			Asn1TaggedObject	obj,
+			bool				explicitly)
+		{
+			return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
+		}
+
+		public static TbsRequest GetInstance(
+			object obj)
+		{
+			if (obj == null || obj is TbsRequest)
+			{
+				return (TbsRequest)obj;
+			}
+
+			if (obj is Asn1Sequence)
+			{
+				return new TbsRequest((Asn1Sequence)obj);
+			}
+
+			throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
+		}
+
+		public TbsRequest(
+            GeneralName     requestorName,
+            Asn1Sequence    requestList,
+            X509Extensions  requestExtensions)
+        {
+            this.version = V1;
+            this.requestorName = requestorName;
+            this.requestList = requestList;
+            this.requestExtensions = requestExtensions;
+        }
+
+		private TbsRequest(
+            Asn1Sequence seq)
+        {
+            int index = 0;
+
+			Asn1Encodable enc = seq[0];
+			if (enc is Asn1TaggedObject)
+            {
+                Asn1TaggedObject o = (Asn1TaggedObject) enc;
+
+				if (o.TagNo == 0)
+                {
+					versionSet = true;
+					version = DerInteger.GetInstance(o, true);
+                    index++;
+                }
+                else
+                {
+                    version = V1;
+                }
+            }
+            else
+            {
+                version = V1;
+            }
+
+			if (seq[index] is Asn1TaggedObject)
+            {
+                requestorName = GeneralName.GetInstance((Asn1TaggedObject) seq[index++], true);
+            }
+
+			requestList = (Asn1Sequence) seq[index++];
+
+			if (seq.Count == (index + 1))
+            {
+                requestExtensions = X509Extensions.GetInstance((Asn1TaggedObject) seq[index], true);
+            }
+        }
+
+		public DerInteger Version
+		{
+			get { return version; }
+		}
+
+		public GeneralName RequestorName
+		{
+			get { return requestorName; }
+		}
+
+		public Asn1Sequence RequestList
+		{
+			get { return requestList; }
+		}
+
+		public X509Extensions RequestExtensions
+		{
+			get { return requestExtensions; }
+		}
+
+		/**
+         * Produce an object suitable for an Asn1OutputStream.
+         * <pre>
+         * TBSRequest      ::=     Sequence {
+         *     version             [0]     EXPLICIT Version DEFAULT v1,
+         *     requestorName       [1]     EXPLICIT GeneralName OPTIONAL,
+         *     requestList                 Sequence OF Request,
+         *     requestExtensions   [2]     EXPLICIT Extensions OPTIONAL }
+         * </pre>
+         */
+        public override Asn1Object ToAsn1Object()
+        {
+            Asn1EncodableVector v = new Asn1EncodableVector();
+
+			//
+			// if default don't include - unless explicitly provided. Not strictly correct
+			// but required for some requests
+			//
+			if (!version.Equals(V1) || versionSet)
+			{
+                v.Add(new DerTaggedObject(true, 0, version));
+            }
+
+			if (requestorName != null)
+            {
+                v.Add(new DerTaggedObject(true, 1, requestorName));
+            }
+
+			v.Add(requestList);
+
+			if (requestExtensions != null)
+            {
+                v.Add(new DerTaggedObject(true, 2, requestExtensions));
+            }
+
+			return new DerSequence(v);
+        }
+    }
+}