Source Code for Module smartcard.sw.SWExceptions

 1  """Status Word (SW) Exceptions 
 2   
 3  This module defines the exceptions raised by status word errors or warnings. 
 4   
 5  __author__ = "http://www.gemalto.com" 
 6   
 7  Copyright 2001-2012 gemalto 
 8  Author: Jean-Daniel Aussel, mailto:jean-daniel.aussel@gemalto.com 
 9   
10  This file is part of pyscard. 
11   
12  pyscard is free software; you can redistribute it and/or modify 
13  it under the terms of the GNU Lesser General Public License as published by 
14  the Free Software Foundation; either version 2.1 of the License, or 
15  (at your option) any later version. 
16   
17  pyscard is distributed in the hope that it will be useful, 
18  but WITHOUT ANY WARRANTY; without even the implied warranty of 
19  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
20  GNU Lesser General Public License for more details. 
21   
22  You should have received a copy of the GNU Lesser General Public License 
23  along with pyscard; if not, write to the Free Software 
24  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA 
25  """ 
26   
27   
28 -class SWException(Exception): 
29      """Base class for status word exceptions. 
30   
31      Status word exceptions are generated when errors and warnings are detected 
32      in the sw1 and sw2 bytes of the response apdu. 
33   
34      """ 
35   
36 -    def __init__(self, data, sw1, sw2, message=""): 
37          self.message = message 
38          """response apdu data""" 
39          self.data = data 
40          """response apdu sw1""" 
41          self.sw1 = sw1 
42          """response apdu sw2""" 
43          self.sw2 = sw2 
44   
45 -    def __str__(self): 
46          return repr('Status word exception: ' + self.message + '!') 
47   
48   
49 -class WarningProcessingException(SWException): 
50      """Raised when a warning processing is detected from sw1, sw2. 
51      Examples of warning processing exception: sw1=62 or sw=63 (ISO7816-4).""" 
52   
53 -    def __init__(self, data, sw1, sw2, message=""): 
54          SWException.__init__( 
55              self, data, sw1, sw2, "warning processing - " + message) 
56   
57   
58 -class ExecutionErrorException(SWException): 
59      """Raised when an execution error is detected from sw1, sw2. 
60      Examples of execution error: sw1=64 or sw=65 (ISO7816-4).""" 
61   
62 -    def __init__(self, data, sw1, sw2, message=""): 
63          SWException.__init__( 
64              self, data, sw1, sw2, "execution error - " + message) 
65   
66   
67 -class SecurityRelatedException(SWException): 
68      """Raised when a security issue is detected from sw1, sw2. 
69      Examples of security issue: sw1=66 (ISO7816-4).""" 
70   
71 -    def __init__(self, data, sw1, sw2, message=""): 
72          SWException.__init__( 
73              self, data, sw1, sw2, "security issue - " + message) 
74   
75   
76 -class CheckingErrorException(SWException): 
77      """Raised when a checking error is detected from sw1, sw2. 
78      Examples of checking error: sw1=67 to 6F (ISO781604).""" 
79   
80 -    def __init__(self, data, sw1, sw2, message=""): 
81          SWException.__init__( 
82              self, data, sw1, sw2, "checking error - " + message) 
83