1 files changed, 61 insertions, 0 deletions
diff --git a/crypto/src/asn1/cmp/CrlStatus.cs b/crypto/src/asn1/cmp/CrlStatus.cs
new file mode 100644
index 000000000..5bacbbbcc
--- /dev/null
+++ b/crypto/src/asn1/cmp/CrlStatus.cs
@@ -0,0 +1,61 @@
+using System;
+
+using Org.BouncyCastle.Asn1.X509;
+
+namespace Org.BouncyCastle.Asn1.Cmp
+{
+    /**
+     * CRLStatus ::= SEQUENCE {
+     * source       CRLSource,
+     * thisUpdate   Time OPTIONAL }
+     */
+    public class CrlStatus
+        : Asn1Encodable
+    {
+        public static CrlStatus GetInstance(object obj)
+        {
+            if (obj is CrlStatus crlStatus)
+                return crlStatus;
+
+            if (obj != null)
+                return new CrlStatus(Asn1Sequence.GetInstance(obj));
+
+            return null;
+        }
+
+        private readonly CrlSource m_source;
+        private readonly Time m_thisUpdate;
+
+        private CrlStatus(Asn1Sequence sequence)
+        {
+            int count = sequence.Count;
+            if (count < 1 || count > 2)
+                throw new ArgumentException("expected sequence size of 1 or 2, got " + count);
+
+            m_source = CrlSource.GetInstance(sequence[0]);
+
+            if (sequence.Count == 2)
+            {
+                m_thisUpdate = Time.GetInstance(sequence[1]);
+            }
+        }
+
+        public CrlStatus(CrlSource source, Time thisUpdate)
+        {
+            m_source = source;
+            m_thisUpdate = thisUpdate;
+        }
+
+        public virtual CrlSource Source => m_source;
+
+        public virtual Time ThisUpdate => m_thisUpdate;
+
+        public override Asn1Object ToAsn1Object()
+        {
+            if (m_thisUpdate == null)
+                return new DerSequence(m_source);
+
+            return new DerSequence(m_source, m_thisUpdate);
+        }
+    }
+}