From 8c1694f5b4c432115271d0f7fce4623285832307 Mon Sep 17 00:00:00 2001
From: Frank Morgner <morgner@informatik.hu-berlin.de>
Date: Tue, 9 Jul 2013 07:10:18 +0200
Subject: [PATCH] raise a SW error on failed decryption

---
 virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py b/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py
index 6b6479f..d35424c 100644
--- a/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py
+++ b/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py
@@ -337,7 +337,10 @@ class SAM(object):
         Parse a command APDU protected by Secure Messaging and return the
         unprotected command APDU
         """
-        return self.current_SE.parse_SM_CAPDU(CAPDU, header_authentication)
+        try:
+            return self.current_SE.parse_SM_CAPDU(CAPDU, header_authentication)
+        except:
+            raise SwError(SW["ERR_SECMESSOBJECTSINCORRECT"])
     
     def protect_result(self, sw, unprotected_result):
         """