1 files changed, 66 insertions, 0 deletions
diff --git a/Crypto/src/asn1/cms/IssuerAndSerialNumber.cs b/Crypto/src/asn1/cms/IssuerAndSerialNumber.cs
new file mode 100644
index 000000000..ac1af961f
--- /dev/null
+++ b/Crypto/src/asn1/cms/IssuerAndSerialNumber.cs
@@ -0,0 +1,66 @@
+using System;
+
+using Org.BouncyCastle.Asn1;
+using Org.BouncyCastle.Asn1.X509;
+using Org.BouncyCastle.Math;
+
+namespace Org.BouncyCastle.Asn1.Cms
+{
+    public class IssuerAndSerialNumber
+        : Asn1Encodable
+    {
+        private X509Name	name;
+        private DerInteger	serialNumber;
+
+        public static IssuerAndSerialNumber GetInstance(
+            object obj)
+        {
+            if (obj is IssuerAndSerialNumber)
+                return (IssuerAndSerialNumber)obj;
+
+			if (obj is Asn1Sequence)
+                return new IssuerAndSerialNumber((Asn1Sequence)obj);
+
+			throw new ArgumentException(
+                "Illegal object in IssuerAndSerialNumber: " + obj.GetType().Name);
+        }
+
+        public IssuerAndSerialNumber(
+            Asn1Sequence seq)
+        {
+            this.name = X509Name.GetInstance(seq[0]);
+            this.serialNumber = (DerInteger) seq[1];
+        }
+
+		public IssuerAndSerialNumber(
+            X509Name	name,
+            BigInteger	serialNumber)
+        {
+            this.name = name;
+            this.serialNumber = new DerInteger(serialNumber);
+        }
+
+        public IssuerAndSerialNumber(
+            X509Name	name,
+            DerInteger	serialNumber)
+        {
+            this.name = name;
+            this.serialNumber = serialNumber;
+        }
+
+		public X509Name Name
+		{
+			get { return name; }
+		}
+
+		public DerInteger SerialNumber
+		{
+			get { return serialNumber; }
+		}
+
+		public override Asn1Object ToAsn1Object()
+        {
+			return new DerSequence(name, serialNumber);
+        }
+    }
+}