1 files changed, 89 insertions, 0 deletions
diff --git a/crypto/src/asn1/ocsp/OCSPRequest.cs b/crypto/src/asn1/ocsp/OCSPRequest.cs
new file mode 100644
index 000000000..1e804d78e
--- /dev/null
+++ b/crypto/src/asn1/ocsp/OCSPRequest.cs
@@ -0,0 +1,89 @@
+using System;
+
+using Org.BouncyCastle.Asn1;
+
+namespace Org.BouncyCastle.Asn1.Ocsp
+{
+    public class OcspRequest
+        : Asn1Encodable
+    {
+        private readonly TbsRequest	tbsRequest;
+        private readonly Signature	optionalSignature;
+
+		public static OcspRequest GetInstance(
+			Asn1TaggedObject	obj,
+			bool				explicitly)
+		{
+			return GetInstance(Asn1Sequence.GetInstance(obj, explicitly));
+		}
+
+		public static OcspRequest GetInstance(
+			object obj)
+		{
+			if (obj == null || obj is OcspRequest)
+			{
+				return (OcspRequest)obj;
+			}
+
+			if (obj is Asn1Sequence)
+			{
+				return new OcspRequest((Asn1Sequence)obj);
+			}
+
+			throw new ArgumentException("unknown object in factory: " + obj.GetType().Name, "obj");
+		}
+
+		public OcspRequest(
+            TbsRequest	tbsRequest,
+            Signature	optionalSignature)
+        {
+			if (tbsRequest == null)
+				throw new ArgumentNullException("tbsRequest");
+
+			this.tbsRequest = tbsRequest;
+            this.optionalSignature = optionalSignature;
+        }
+
+		private OcspRequest(
+            Asn1Sequence seq)
+        {
+            tbsRequest = TbsRequest.GetInstance(seq[0]);
+
+			if (seq.Count == 2)
+            {
+                optionalSignature = Signature.GetInstance(
+					(Asn1TaggedObject)seq[1], true);
+            }
+        }
+
+		public TbsRequest TbsRequest
+		{
+			get { return tbsRequest; }
+		}
+
+		public Signature OptionalSignature
+		{
+			get { return optionalSignature; }
+		}
+
+		/**
+         * Produce an object suitable for an Asn1OutputStream.
+         * <pre>
+         * OcspRequest     ::=     Sequence {
+         *     tbsRequest                  TBSRequest,
+         *     optionalSignature   [0]     EXPLICIT Signature OPTIONAL }
+         * </pre>
+         */
+        public override Asn1Object ToAsn1Object()
+        {
+            Asn1EncodableVector v = new Asn1EncodableVector(tbsRequest);
+
+			if (optionalSignature != null)
+            {
+                v.Add(new DerTaggedObject(true, 0, optionalSignature));
+            }
+
+			return new DerSequence(v);
+        }
+    }
+}