Port recent Java updates

1 files changed, 56 insertions, 0 deletions

diff --git a/crypto/src/bcpg/ECSecretBCPGKey.cs b/crypto/src/bcpg/ECSecretBCPGKey.cs
new file mode 100644

index 000000000..22e0a3473
--- /dev/null
+++ b/crypto/src/bcpg/ECSecretBCPGKey.cs
@@ -0,0 +1,56 @@
+using System;
+
+using Org.BouncyCastle.Asn1;
+using Org.BouncyCastle.Math;
+
+namespace Org.BouncyCastle.Bcpg
+{
+	/// <remarks>Base class for an EC Secret Key.</remarks>
+    public class ECSecretBcpgKey
+        : BcpgObject, IBcpgKey
+    {
+        internal MPInteger x;
+
+        public ECSecretBcpgKey(
+            BcpgInputStream bcpgIn)
+        {
+            this.x = new MPInteger(bcpgIn);
+        }
+
+        public ECSecretBcpgKey(
+            BigInteger x)
+        {
+            this.x = new MPInteger(x);
+        }
+
+		/// <summary>The format, as a string, always "PGP".</summary>
+		public string Format
+		{
+			get { return "PGP"; }
+		}
+
+		/// <summary>Return the standard PGP encoding of the key.</summary>
+		public override byte[] GetEncoded()
+		{
+			try
+			{
+				return base.GetEncoded();
+			}
+			catch (Exception)
+			{
+				return null;
+			}
+		}
+
+        public override void Encode(
+            BcpgOutputStream bcpgOut)
+        {
+            bcpgOut.WriteObject(x);
+        }
+
+        public virtual BigInteger X
+        {
+            get { return x.Value; }
+        }
+    }
+}