1 files changed, 47 insertions, 0 deletions
diff --git a/crypto/src/bcpg/sig/Exportable.cs b/crypto/src/bcpg/sig/Exportable.cs
new file mode 100644
index 000000000..4455c3814
--- /dev/null
+++ b/crypto/src/bcpg/sig/Exportable.cs
@@ -0,0 +1,47 @@
+using System;
+
+
+
+namespace Org.BouncyCastle.Bcpg.Sig
+{
+    /**
+    * packet giving signature creation time.
+    */
+    public class Exportable
+        : SignatureSubpacket
+    {
+        private static byte[] BooleanToByteArray(bool val)
+        {
+            byte[]    data = new byte[1];
+
+            if (val)
+            {
+                data[0] = 1;
+                return data;
+            }
+            else
+            {
+                return data;
+            }
+        }
+
+        public Exportable(
+            bool    critical,
+            byte[]     data)
+            : base(SignatureSubpacketTag.Exportable, critical, data)
+        {
+        }
+
+        public Exportable(
+            bool    critical,
+            bool    isExportable)
+            : base(SignatureSubpacketTag.Exportable, critical, BooleanToByteArray(isExportable))
+        {
+        }
+
+        public bool IsExportable()
+        {
+            return data[0] != 0;
+        }
+    }
+}