"""Card service abstract class.
A card service is a class providings specific smart card functionality,
e.g. a GSM file system or an Open Platform loader. CardService is an
abstract class from which concrete card services are derived. A concrete
card service is almost always smart card operating system specific
__author__ = "http://www.gemalto.com"
Copyright 2001-2010 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
"""
from smartcard import CardService
class PassThruCardService(CardService.CardService):
"""Pass-thru card service class."""
def __init__( self, connection, cardname=None ):
"""Construct a pass-thru card service.
connection: the CardConnection used to access the smart card
"""
CardService.CardService.__init__( self, connection, cardname )
def supports( cardname ):
"""Returns True if the cardname is supported by the card service.
The PassThruCardService supports all cardnames and always returns True."""
return True
supports = staticmethod( supports )
if __name__ == '__main__':
"""Small sample illustrating the use of CardService."""
SELECT = [0xA0, 0xA4, 0x00, 0x00, 0x02]
DF_TELECOM = [0x7F, 0x10]
from smartcard.System import readers
from smartcard.CardConnection import CardConnection
cc = readers()[0].createConnection()
cs = PassThruCardService( cc )
cs.connection.connect()
data, sw1, sw2 = cs.connection.transmit( SELECT + DF_TELECOM )
print "%X %X" % (sw1, sw2)
cs.connection.disconnect()
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