1 files changed, 17 insertions, 0 deletions
diff --git a/crypto/src/asn1/IAsn1Choice.cs b/crypto/src/asn1/IAsn1Choice.cs
new file mode 100644
index 000000000..ecd76e427
--- /dev/null
+++ b/crypto/src/asn1/IAsn1Choice.cs
@@ -0,0 +1,17 @@
+
+namespace Org.BouncyCastle.Asn1
+{
+	/**
+	 * Marker interface for CHOICE objects - if you implement this in a roll-your-own
+	 * object, any attempt to tag the object implicitly will convert the tag to an
+	 * explicit one as the encoding rules require.
+	 * <p>
+	 * If you use this interface your class should also implement the getInstance
+	 * pattern which takes a tag object and the tagging mode used. 
+	 * </p>
+	 */
+	public interface IAsn1Choice
+	{
+		// marker interface
+	}
+}