1 files changed, 33 insertions, 0 deletions
diff --git a/crypto/src/asn1/TaggedDLEncoding.cs b/crypto/src/asn1/TaggedDLEncoding.cs
new file mode 100644
index 000000000..dd85045ea
--- /dev/null
+++ b/crypto/src/asn1/TaggedDLEncoding.cs
@@ -0,0 +1,33 @@
+using System;
+
+namespace Org.BouncyCastle.Asn1
+{
+    internal class TaggedDLEncoding
+        : IAsn1Encoding
+    {
+        private readonly int m_tagClass;
+        private readonly int m_tagNo;
+        private readonly IAsn1Encoding m_contentsElement;
+        private readonly int m_contentsLength;
+
+        internal TaggedDLEncoding(int tagClass, int tagNo, IAsn1Encoding contentsElement)
+        {
+            m_tagClass = tagClass;
+            m_tagNo = tagNo;
+            m_contentsElement = contentsElement;
+            m_contentsLength = contentsElement.GetLength();
+        }
+
+        void IAsn1Encoding.Encode(Asn1OutputStream asn1Out)
+        {
+            asn1Out.WriteIdentifier(Asn1Tags.Constructed | m_tagClass, m_tagNo);
+            asn1Out.WriteDL(m_contentsLength);
+            m_contentsElement.Encode(asn1Out);
+        }
+
+        int IAsn1Encoding.GetLength()
+        {
+            return Asn1OutputStream.GetLengthOfEncodingDL(m_tagNo, m_contentsLength);
+        }
+    }
+}