1 files changed, 93 insertions, 0 deletions
diff --git a/crypto/src/asn1/esf/OtherCertID.cs b/crypto/src/asn1/esf/OtherCertID.cs
new file mode 100644
index 000000000..6d1255535
--- /dev/null
+++ b/crypto/src/asn1/esf/OtherCertID.cs
@@ -0,0 +1,93 @@
+using System;
+
+using Org.BouncyCastle.Asn1.X509;
+
+namespace Org.BouncyCastle.Asn1.Esf
+{
+	/// <remarks>
+	/// <code>
+	/// OtherCertID ::= SEQUENCE {
+	/// 	otherCertHash	OtherHash,
+	/// 	issuerSerial	IssuerSerial OPTIONAL
+	/// }
+	/// </code>
+	/// </remarks>
+	public class OtherCertID
+		: Asn1Encodable
+	{
+		private readonly OtherHash		otherCertHash;
+		private readonly IssuerSerial	issuerSerial;
+
+		public static OtherCertID GetInstance(
+			object obj)
+		{
+			if (obj == null || obj is OtherCertID)
+				return (OtherCertID) obj;
+
+			if (obj is Asn1Sequence)
+				return new OtherCertID((Asn1Sequence) obj);
+
+			throw new ArgumentException(
+				"Unknown object in 'OtherCertID' factory: "
+					+ obj.GetType().Name,
+				"obj");
+		}
+
+		private OtherCertID(
+			Asn1Sequence seq)
+		{
+			if (seq == null)
+				throw new ArgumentNullException("seq");
+			if (seq.Count < 1 || seq.Count > 2)
+				throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
+
+			this.otherCertHash = OtherHash.GetInstance(seq[0].ToAsn1Object());
+
+			if (seq.Count > 1)
+			{
+				this.issuerSerial = IssuerSerial.GetInstance(seq[1].ToAsn1Object());
+			}
+		}
+
+		public OtherCertID(
+			OtherHash otherCertHash)
+			: this(otherCertHash, null)
+		{
+		}
+
+		public OtherCertID(
+			OtherHash		otherCertHash,
+			IssuerSerial	issuerSerial)
+		{
+			if (otherCertHash == null)
+				throw new ArgumentNullException("otherCertHash");
+
+			this.otherCertHash = otherCertHash;
+			this.issuerSerial = issuerSerial;
+		}
+
+		public OtherHash OtherCertHash
+		{
+			get { return otherCertHash; }
+		}
+
+		public IssuerSerial IssuerSerial
+		{
+			get { return issuerSerial; }
+		}
+
+		public override Asn1Object ToAsn1Object()
+		{
+			Asn1EncodableVector v = new Asn1EncodableVector(
+				otherCertHash.ToAsn1Object());
+
+			if (issuerSerial != null)
+			{
+				v.Add(issuerSerial.ToAsn1Object());
+			}
+
+			return new DerSequence(v);
+		}
+
+	}
+}