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# -*- coding: utf-8 -*-
""" pySim: Exceptions
"""
#
# Copyright (C) 2009-2010 Sylvain Munaut <tnt@246tNt.com>
# Copyright (C) 2021 Harald Welte <laforge@osmocom.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
class NoCardError(Exception):
"""No card was found in the reader."""
pass
class ProtocolError(Exception):
"""Some kind of protocol level error interfacing with the card."""
pass
class ReaderError(Exception):
"""Some kind of general error with the card reader."""
pass
class SwMatchError(Exception):
"""Raised when an operation specifies an expected SW but the actual SW from
the card doesn't match."""
def __init__(self, sw_actual:str, sw_expected:str, rs=None):
"""
Args:
sw_actual : the SW we actually received from the card (4 hex digits)
sw_expected : the SW we expected to receive from the card (4 hex digits)
rs : interpreter class to convert SW to string
"""
self.sw_actual = sw_actual
self.sw_expected = sw_expected
self.rs = rs
def __str__(self):
if self.rs:
r = self.rs.interpret_sw(self.sw_actual)
if r:
return "SW match failed! Expected %s and got %s: %s - %s" % (self.sw_expected, self.sw_actual, r[0], r[1])
return "SW match failed! Expected %s and got %s." % (self.sw_expected, self.sw_actual)
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