#! /usr/bin/env python
# -*- coding: UTF-8 -*-

#   SCardStatus.py : Unit test for SCardStatus()
#   Copyright (C) 2010  Ludovic Rousseau
#
#   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, write to the Free Software Foundation, Inc.,
#   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.


from smartcard.scard import *
from smartcard.pcsc.PCSCExceptions import *


hresult, hcontext = SCardEstablishContext(SCARD_SCOPE_USER)
if hresult != SCARD_S_SUCCESS:
    raise EstablishContextException(hresult)

hresult, readers = SCardListReaders(hcontext, [])
if hresult != SCARD_S_SUCCESS:
    raise ListReadersException(hresult)
print 'PC/SC Readers:', readers

reader = readers[0]
print "Using reader:", reader

# Connect in SCARD_SHARE_SHARED mode
hresult, hcard, dwActiveProtocol = SCardConnect(hcontext, reader,
    SCARD_SHARE_SHARED, SCARD_PROTOCOL_ANY)
if hresult != SCARD_S_SUCCESS:
    raise BaseSCardException(hresult)

hresult, reader, state, protocol, atr = SCardStatus(hcard)
if hresult != SCARD_S_SUCCESS:
    raise BaseSCardException(hresult)
print SCardGetErrorMessage(hresult)

print "reader:", reader
print "state:", state
print "protocol:", protocol
print "atr:", atr

hresult = SCardReleaseContext(hcontext)
print SCardGetErrorMessage(hresult)

@@ -935,16 +935,27 @@
 mport *%0A
+import sys%0A
 %0A%0Ahresul
@@ -1712,21 +1712,328 @@
 tate:%22, 
+hex(
 state
+)%0Aprint %22protocol:%22, protocol%0Aprint %22atr:%22, atr%0A%0Aprint %22Press enter%22%0Asys.stdin.read(1)%0A%0Ahresult, reader, state, protocol, atr = SCardStatus(hcard)%0Aif hresult != SCARD_S_SUCCESS:%0A    raise BaseSCardException(hresult)%0Aprint SCardGetErrorMessage(hresult)%0A%0Aprint %22reader:%22, reader%0Aprint %22state:%22, hex(state)
 %0Aprint %22

Call SCardStatus() a second time after a keypress