/usr/share/pyshared/smartcard/pcsc/PCSCExceptions.py is in python-pyscard 1.6.12.1-4.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | """Smartcard module exceptions.
This module defines the exceptions raised by the smartcard.pcsc modules.
__author__ = "http://www.gemalto.com"
Copyright 2001-2012 gemalto
Author: Jean-Daniel Aussel, mailto:jean-daniel.aussel@gemalto.com
This file is part of pyscard.
pyscard is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
pyscard is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with pyscard; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""
# gemalto scard library
import smartcard.scard
class BaseSCardException(Exception):
"""Base class for scard (aka PCSC) exceptions.
scard exceptions are raised by the scard module, i.e.
low-level PCSC access to readers and cards.
"""
def __init__(self, hresult):
"""Constructor that stores the pcsc error status."""
self.hresult = hresult
def __str__(self):
"""Returns a string representation of the exception."""
return repr("scard exception: " +
smartcard.scard.SCardGetErrorMessage(self.hresult))
class AddReaderToGroupException(BaseSCardException):
"""Raised when scard fails to add a new reader to a PCSC reader group."""
def __init__(self, hresult, readername="", groupname=""):
BaseSCardException.__init__(self, hresult)
self.readername = readername
self.groupname = groupname
def __str__(self):
return repr('Failure to add reader: ' + self.readername +
' to group: ' + self.groupname + ' ' +
smartcard.scard.SCardGetErrorMessage(self.hresult))
class EstablishContextException(BaseSCardException):
"""Raised when scard failed to establish context with PCSC."""
def __str__(self):
"""Returns a string representation of the exception."""
return repr('Failure to establish context: ' +
smartcard.scard.SCardGetErrorMessage(self.hresult))
class ListReadersException(BaseSCardException):
"""Raised when scard failed to list readers."""
def __str__(self):
return repr('Failure to list readers: ' +
smartcard.scard.SCardGetErrorMessage(self.hresult))
class IntroduceReaderException(BaseSCardException):
"""Raised when scard fails to introduce a new reader to PCSC."""
def __init__(self, hresult, readername=""):
BaseSCardException.__init__(self, hresult)
self.readername = readername
def __str__(self):
return repr('Failure to introduce a new reader: ' + self.readername
+ ' ' + smartcard.scard.SCardGetErrorMessage(self.hresult))
class ReleaseContextException(BaseSCardException):
"""Raised when scard failed to release PCSC context."""
def __str__(self):
return repr('Failure to release context: ' +
smartcard.scard.SCardGetErrorMessage(self.hresult))
class RemoveReaderFromGroupException(BaseSCardException):
"""Raised when scard fails to remove a reader from a PCSC reader group."""
def __init__(self, hresult, readername="", groupname=""):
BaseSCardException.__init__(self, hresult)
self.readername = readername
self.groupname = groupname
def __str__(self):
return repr('Failure to remove reader: ' + self.readername +
' from group: ' + self.groupname + ' ' +
smartcard.scard.SCardGetErrorMessage(self.hresult))
if __name__ == "__main__":
try:
raise EstablishContextException(smartcard.scard.SCARD_E_NO_MEMORY)
except BaseSCardException, exc:
print exc
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