From fd7b98d65b20816c15961cb0df9807f66bcfd43c Mon Sep 17 00:00:00 2001
From: oepen <oepen@96b47cad-a561-4643-ad3b-153ac7d7599c>
Date: Wed, 17 Aug 2011 15:10:39 +0000
Subject: [PATCH] Added a bit of documentation

git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@498 96b47cad-a561-4643-ad3b-153ac7d7599c
---
 virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py b/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py
index 0f08ae9..0627bca 100644
--- a/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py
+++ b/virtualsmartcard/src/vpicc/virtualsmartcard/SmartcardSAM.py
@@ -338,6 +338,10 @@ class SAM(object):
         return self.current_SE.manage_security_environment(p1, p2, data)
 
 class PassportSAM(SAM):       
+    """
+    SAM for ICAO ePassport. Implements Basic access control and key derivation
+    for Secure Messaging. 
+    """
     def __init__(self, mf):
         import virtualsmartcard.SmartcardFilesystem as vsFS