New test.

[mono.git] / mcs / class / corlib / System.Security.Cryptography / RSAPKCS1KeyExchangeDeformatter.cs

diff --git a/mcs/class/corlib/System.Security.Cryptography/RSAPKCS1KeyExchangeDeformatter.cs b/mcs/class/corlib/System.Security.Cryptography/RSAPKCS1KeyExchangeDeformatter.cs
index de08fc94444c6e2b24a5d1ea80973e9e761f3850..a8d4157d1e7f1a3863e54125dc8f004fc1e2e9d5 100644 (file)
--- a/mcs/class/corlib/System.Security.Cryptography/RSAPKCS1KeyExchangeDeformatter.cs
+++ b/mcs/class/corlib/System.Security.Cryptography/RSAPKCS1KeyExchangeDeformatter.cs
@@ -5,11 +5,7 @@
 //     Sebastien Pouliot <sebastien@ximian.com>
 //
 // (C) 2002 Motus Technologies Inc. (http://www.motus.com)
-// (C) 2004 Novell (http://www.novell.com)
-//
-
-//
-// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
+// Copyright (C) 2004-2006 Novell, Inc (http://www.novell.com)
 //
 // Permission is hereby granted, free of charge, to any person obtaining
 // a copy of this software and associated documentation files (the
@@ -31,12 +27,15 @@
 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 //
 
-using System;
 using System.Globalization;
+using System.Runtime.InteropServices;
 using Mono.Security.Cryptography;
 
 namespace System.Security.Cryptography { 
 
+#if NET_2_0
+       [ComVisible (true)]
+#endif
        public class RSAPKCS1KeyExchangeDeformatter : AsymmetricKeyExchangeDeformatter {
        
                private RSA rsa;
@@ -69,7 +68,12 @@ namespace System.Security.Cryptography {
                                throw new CryptographicUnexpectedOperationException (
                                        Locale.GetText ("No key pair available."));
                        }
-                       return PKCS1.Decrypt_v15 (rsa, rgbData);
+
+                       byte[] result = PKCS1.Decrypt_v15 (rsa, rgbData);
+                       if (result != null)
+                               return result;
+
+                       throw new CryptographicException (Locale.GetText ("PKCS1 decoding error."));
                }
        
                public override void SetKey (AsymmetricAlgorithm key)