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"""Smartcard module exceptions.

This module defines the exceptions raised by the smartcard module.

__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
"""


class SmartcardException(Exception):
    """Base class for smartcard exceptions.

    smartcard exceptions are generated by the smartcard module and
    shield scard (i.e. PCSC) exceptions raised by the scard module.

    """
    pass


class CardConnectionException(SmartcardException):
    """Raised when a CardConnection class method fails."""
    pass


class CardRequestException(SmartcardException):
    """Raised when a CardRequest wait fails."""
    pass


class CardRequestTimeoutException(SmartcardException):
    """Raised when a CardRequest times out."""

    def __init__(self, *args):
        SmartcardException.__init__(self,
                                    "Time-out during card request", *args)


class CardServiceException(SmartcardException):
    """Raised when a CardService class method fails."""
    pass


class InvalidATRMaskLengthException(SmartcardException):
    """Raised when an ATR mask does not match an ATR length."""

    def __init__(self, *args):
        SmartcardException.__init__(self,
                                    'Invalid ATR mask length: ', *args)


class InvalidReaderException(SmartcardException):
    """Raised when trying to acces an invalid smartcard reader."""

    def __init__(self, *args):
        SmartcardException.__init__(self, 'Invalid reader: ', *args)


class ListReadersException(SmartcardException):
    """Raised when smartcard readers cannot be listed."""

    def __init__(self, *args):
        SmartcardException.__init__(self, 'Failed to list readers', *args)


class NoCardException(SmartcardException):
    """Raised when no card in is present in reader."""

    def __init__(self, *args):
        SmartcardException.__init__(
            self,
            'Unable to connect to card or no card in reader',
            *args)


class NoReadersException(SmartcardException):
    """Raised when the system has no smartcard reader."""

    def __init__(self, *args):
        SmartcardException.__init__(self, 'No reader found', *args)