1 files changed, 71 insertions, 0 deletions
diff --git a/Crypto/src/asn1/esf/SigPolicyQualifierInfo.cs b/Crypto/src/asn1/esf/SigPolicyQualifierInfo.cs
new file mode 100644
index 000000000..2d36bc751
--- /dev/null
+++ b/Crypto/src/asn1/esf/SigPolicyQualifierInfo.cs
@@ -0,0 +1,71 @@
+using System;
+
+namespace Org.BouncyCastle.Asn1.Esf
+{
+	/// <remarks>
+	/// <code>
+	/// SigPolicyQualifierInfo ::= SEQUENCE {
+    ///		sigPolicyQualifierId  SigPolicyQualifierId,
+	///		sigQualifier          ANY DEFINED BY sigPolicyQualifierId
+	/// }
+	/// 
+	/// SigPolicyQualifierId ::= OBJECT IDENTIFIER
+	/// </code>
+	/// </remarks>
+	public class SigPolicyQualifierInfo
+		: Asn1Encodable
+	{
+		private readonly DerObjectIdentifier	sigPolicyQualifierId;
+		private readonly Asn1Object				sigQualifier;
+
+		public static SigPolicyQualifierInfo GetInstance(
+			object obj)
+		{
+			if (obj == null || obj is SigPolicyQualifierInfo)
+				return (SigPolicyQualifierInfo) obj;
+
+			if (obj is Asn1Sequence)
+				return new SigPolicyQualifierInfo((Asn1Sequence) obj);
+
+			throw new ArgumentException(
+				"Unknown object in 'SigPolicyQualifierInfo' factory: "
+					+ obj.GetType().Name,
+				"obj");
+		}
+
+		private SigPolicyQualifierInfo(
+			Asn1Sequence seq)
+		{
+			if (seq == null)
+				throw new ArgumentNullException("seq");
+			if (seq.Count != 2)
+				throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
+
+			this.sigPolicyQualifierId = (DerObjectIdentifier) seq[0].ToAsn1Object();
+			this.sigQualifier = seq[1].ToAsn1Object();
+		}
+
+		public SigPolicyQualifierInfo(
+			DerObjectIdentifier	sigPolicyQualifierId,
+			Asn1Encodable		sigQualifier)
+		{
+			this.sigPolicyQualifierId = sigPolicyQualifierId;
+			this.sigQualifier = sigQualifier.ToAsn1Object();
+		}
+
+		public DerObjectIdentifier SigPolicyQualifierId
+		{
+			get { return sigPolicyQualifierId; }
+		}
+
+		public Asn1Object SigQualifier
+		{
+			get { return sigQualifier; }
+		}
+
+		public override Asn1Object ToAsn1Object()
+		{
+			return new DerSequence(sigPolicyQualifierId, sigQualifier);
+		}
+	}
+}