1 files changed, 96 insertions, 0 deletions
diff --git a/crypto/src/cms/OriginatorInformation.cs b/crypto/src/cms/OriginatorInformation.cs
new file mode 100644
index 000000000..618add6e0
--- /dev/null
+++ b/crypto/src/cms/OriginatorInformation.cs
@@ -0,0 +1,96 @@
+using System;
+using System.Collections;
+
+using Org.BouncyCastle.Asn1;
+using Org.BouncyCastle.Asn1.Cms;
+using Org.BouncyCastle.Asn1.X509;
+using Org.BouncyCastle.Utilities;
+using Org.BouncyCastle.X509;
+using Org.BouncyCastle.X509.Store;
+
+namespace Org.BouncyCastle.Cms
+{
+	public class OriginatorInformation
+	{
+		private readonly OriginatorInfo originatorInfo;
+
+		internal OriginatorInformation(OriginatorInfo originatorInfo)
+		{
+			this.originatorInfo = originatorInfo;
+		}
+
+		/**
+		* Return the certificates stored in the underlying OriginatorInfo object.
+		*
+		* @return a Store of X509CertificateHolder objects.
+		*/
+		public virtual IX509Store GetCertificates()
+		{
+			Asn1Set certSet = originatorInfo.Certificates;
+
+			if (certSet != null)
+			{
+				IList certList = Platform.CreateArrayList(certSet.Count);
+
+				foreach (Asn1Encodable enc in certSet)
+				{
+					Asn1Object obj = enc.ToAsn1Object();
+					if (obj is Asn1Sequence)
+					{
+						certList.Add(new X509Certificate(X509CertificateStructure.GetInstance(obj)));
+					}
+				}
+
+				return X509StoreFactory.Create(
+					"Certificate/Collection",
+					new X509CollectionStoreParameters(certList));
+			}
+
+			return X509StoreFactory.Create(
+				"Certificate/Collection",
+				new X509CollectionStoreParameters(Platform.CreateArrayList()));
+		}
+
+		/**
+		* Return the CRLs stored in the underlying OriginatorInfo object.
+		*
+		* @return a Store of X509CRLHolder objects.
+		*/
+		public virtual IX509Store GetCrls()
+		{
+			Asn1Set crlSet = originatorInfo.Certificates;
+
+			if (crlSet != null)
+			{
+                IList crlList = Platform.CreateArrayList(crlSet.Count);
+
+				foreach (Asn1Encodable enc in crlSet)
+				{
+					Asn1Object obj = enc.ToAsn1Object();
+					if (obj is Asn1Sequence)
+					{
+						crlList.Add(new X509Crl(CertificateList.GetInstance(obj)));
+					}
+				}
+
+				return X509StoreFactory.Create(
+					"CRL/Collection",
+					new X509CollectionStoreParameters(crlList));
+			}
+
+			return X509StoreFactory.Create(
+				"CRL/Collection",
+                new X509CollectionStoreParameters(Platform.CreateArrayList()));
+		}
+
+		/**
+		* Return the underlying ASN.1 object defining this SignerInformation object.
+		*
+		* @return a OriginatorInfo.
+		*/
+		public virtual OriginatorInfo ToAsn1Structure()
+		{
+			return originatorInfo;
+		}
+	}
+}