1 files changed, 85 insertions, 0 deletions
diff --git a/crypto/src/asn1/esf/CertificateValues.cs b/crypto/src/asn1/esf/CertificateValues.cs
new file mode 100644
index 000000000..e0fb39b83
--- /dev/null
+++ b/crypto/src/asn1/esf/CertificateValues.cs
@@ -0,0 +1,85 @@
+using System;
+using System.Collections;
+
+using Org.BouncyCastle.Asn1.X509;
+using Org.BouncyCastle.Utilities.Collections;
+
+namespace Org.BouncyCastle.Asn1.Esf
+{
+	/// <remarks>
+	/// RFC 3126: 4.3.1 Certificate Values Attribute Definition
+	/// <code>
+	/// CertificateValues ::= SEQUENCE OF Certificate
+	/// </code>
+	/// </remarks>
+	public class CertificateValues
+		: Asn1Encodable
+	{
+		private readonly Asn1Sequence certificates;
+
+		public static CertificateValues GetInstance(
+			object obj)
+		{
+			if (obj == null || obj is CertificateValues)
+				return (CertificateValues) obj;
+
+			if (obj is Asn1Sequence)
+				return new CertificateValues((Asn1Sequence) obj);
+
+			throw new ArgumentException(
+				"Unknown object in 'CertificateValues' factory: "
+					+ obj.GetType().Name,
+				"obj");
+		}
+
+		private CertificateValues(
+			Asn1Sequence seq)
+		{
+			if (seq == null)
+				throw new ArgumentNullException("seq");
+
+			foreach (Asn1Encodable ae in seq)
+			{
+				X509CertificateStructure.GetInstance(ae.ToAsn1Object());
+			}
+
+			this.certificates = seq;
+		}
+
+		public CertificateValues(
+			params X509CertificateStructure[] certificates)
+		{
+			if (certificates == null)
+				throw new ArgumentNullException("certificates");
+
+			this.certificates = new DerSequence(certificates);
+		}
+
+		public CertificateValues(
+			IEnumerable certificates)
+		{
+			if (certificates == null)
+				throw new ArgumentNullException("certificates");
+			if (!CollectionUtilities.CheckElementsAreOfType(certificates, typeof(X509CertificateStructure)))
+				throw new ArgumentException("Must contain only 'X509CertificateStructure' objects", "certificates");
+
+			this.certificates = new DerSequence(
+				Asn1EncodableVector.FromEnumerable(certificates));
+		}
+
+		public X509CertificateStructure[] GetCertificates()
+		{
+			X509CertificateStructure[] result = new X509CertificateStructure[certificates.Count];
+			for (int i = 0; i < certificates.Count; ++i)
+			{
+				result[i] = X509CertificateStructure.GetInstance(certificates[i]);
+			}
+			return result;
+		}
+
+		public override Asn1Object ToAsn1Object()
+		{
+			return certificates;
+		}
+ 	}
+}