ISMAIL MASSERAN
79 lines
2.7 KiB
Python
79 lines
2.7 KiB
Python
"""Status Word (SW) Exceptions
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This module defines the exceptions raised by status word errors or warnings.
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__author__ = "https://www.gemalto.com/"
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Copyright 2001-2012 gemalto
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Author: Jean-Daniel Aussel, mailto:jean-daniel.aussel@gemalto.com
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This file is part of pyscard.
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pyscard is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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pyscard is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with pyscard; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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"""
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class SWException(Exception):
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"""Base class for status word exceptions.
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Status word exceptions are generated when errors and warnings are detected
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in the sw1 and sw2 bytes of the response apdu.
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"""
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def __init__(self, data, sw1, sw2, message=""):
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self.message = message
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"""response apdu data"""
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self.data = data
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"""response apdu sw1"""
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self.sw1 = sw1
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"""response apdu sw2"""
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self.sw2 = sw2
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def __str__(self):
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return repr("Status word exception: " + self.message + "!")
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class WarningProcessingException(SWException):
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"""Raised when a warning processing is detected from sw1, sw2.
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Examples of warning processing exception: sw1=62 or sw=63 (ISO7816-4)."""
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def __init__(self, data, sw1, sw2, message=""):
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SWException.__init__(self, data, sw1, sw2, "warning processing - " + message)
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class ExecutionErrorException(SWException):
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"""Raised when an execution error is detected from sw1, sw2.
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Examples of execution error: sw1=64 or sw=65 (ISO7816-4)."""
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def __init__(self, data, sw1, sw2, message=""):
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SWException.__init__(self, data, sw1, sw2, "execution error - " + message)
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class SecurityRelatedException(SWException):
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"""Raised when a security issue is detected from sw1, sw2.
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Examples of security issue: sw1=66 (ISO7816-4)."""
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def __init__(self, data, sw1, sw2, message=""):
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SWException.__init__(self, data, sw1, sw2, "security issue - " + message)
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class CheckingErrorException(SWException):
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"""Raised when a checking error is detected from sw1, sw2.
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Examples of checking error: sw1=67 to 6F (ISO781604)."""
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def __init__(self, data, sw1, sw2, message=""):
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SWException.__init__(self, data, sw1, sw2, "checking error - " + message)
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