[Pcsclite-cvs-commit] r6363 - /trunk/PCSC/UnitaryTests/SCardBeginTransaction_deadlock.py

[rousseau at users.alioth.debian.org]

Author: rousseau
Date: Tue Jun 26 14:26:22 2012
New Revision: 6363

URL: http://svn.debian.org/wsvn/pcsclite/?sc=1&rev=6363
Log:
Unitary test for locking in SCardBeginTransaction, SCardTransmit,
SCardStatus and SCardReconnect

Added:
    trunk/PCSC/UnitaryTests/SCardBeginTransaction_deadlock.py   (with props)

Added: trunk/PCSC/UnitaryTests/SCardBeginTransaction_deadlock.py
URL: http://svn.debian.org/wsvn/pcsclite/trunk/PCSC/UnitaryTests/SCardBeginTransaction_deadlock.py?rev=6363&op=file
==============================================================================
--- trunk/PCSC/UnitaryTests/SCardBeginTransaction_deadlock.py (added)
+++ trunk/PCSC/UnitaryTests/SCardBeginTransaction_deadlock.py Tue Jun 26 14:26:22 2012
@@ -1,0 +1,129 @@
+#! /usr/bin/env python
+
+#   SCardBeginTransaction_deadlock.py: Unitary test for locking in
+#   SCardBeginTransaction, SCardTransmit, SCardStatus and SCardReconnect
+#   Copyright (C) 2012  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 3 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/>.
+
+# [Muscle] [PATCH] fix deadlock in PCSC-Lite
+# http://archives.neohapsis.com/archives/dev/muscle/2012-q2/0109.html
+# fixed in revisions 6358, 6359, 6360 and 6361
+
+from smartcard.scard import *
+from smartcard.pcsc.PCSCExceptions import *
+import threading
+import time
+
+def myThread(reader):
+    print "thread 2: SCardConnect"
+    hresult, hcard2, dwActiveProtocol = SCardConnect(hcontext1, reader, SCARD_SHARE_SHARED, SCARD_PROTOCOL_ANY)
+    if hresult != SCARD_S_SUCCESS:
+        raise BaseSCardException(hresult)
+
+    # wait for the 1st thread to begin a transaction
+    time.sleep(1)
+
+    """
+    # check for SCardBeginTransaction
+    print "thread 2: SCardBeginTransaction"
+    hresult = SCardBeginTransaction(hcard2)
+    if hresult != SCARD_S_SUCCESS:
+        raise BaseSCardException(hresult)
+
+    print "thread 2: SCardEndTransaction"
+    hresult = SCardEndTransaction(hcard2, SCARD_LEAVE_CARD)
+    if hresult != SCARD_S_SUCCESS:
+        raise BaseSCardException(hresult)
+    """
+
+    """
+    # check for SCardTransmit()
+    SELECT = [0x00, 0xA4, 0x00, 0x00, 0x02, 0x3F, 0x00]
+    print "thread 2: SCardTransmit"
+    hresult, response = SCardTransmit(hcard2, dwActiveProtocol, SELECT)
+    if hresult != SCARD_S_SUCCESS:
+        raise BaseSCardException(hresult)
+    print response
+    """
+
+    """
+    # check for SCardStatus()
+    print "thread 2: SCardStatus"
+    hresult, reader, state, protocol, atr = SCardStatus(hcard2)
+    if hresult != SCARD_S_SUCCESS:
+        raise BaseSCardException(hresult)
+    """
+
+    # check for SCardReconnect()
+    print "thread 2: SCardReconnect"
+    hresult, dwActiveProtocol = SCardReconnect(hcard2,
+        SCARD_SHARE_SHARED, SCARD_PROTOCOL_ANY, SCARD_LEAVE_CARD)
+    if hresult != SCARD_S_SUCCESS:
+        raise BaseSCardException(hresult)
+
+    print "thread 2: SCardDisconnect"
+    hresult = SCardDisconnect(hcard2, SCARD_LEAVE_CARD)
+    if hresult != SCARD_S_SUCCESS:
+        raise BaseSCardException(hresult)
+
+print "thread 1: SCardEstablishContext"
+hresult, hcontext1 = SCardEstablishContext(SCARD_SCOPE_USER)
+if hresult != SCARD_S_SUCCESS:
+    raise EstablishContextException(hresult)
+
+print "thread 1: SCardListReaders"
+hresult, readers = SCardListReaders(hcontext1, [])
+if hresult != SCARD_S_SUCCESS:
+    raise ListReadersException(hresult)
+print 'PC/SC Readers:', readers
+reader = readers[0]
+print "Using reader:", reader
+
+# second thread
+t = threading.Thread(target=myThread, args=(reader, ))
+t.start()
+
+# wait for the 1st thread to begin a transaction
+time.sleep(0.5)
+
+print "thread 1: SCardConnect"
+hresult, hcard1, dwActiveProtocol = SCardConnect(hcontext1, reader, SCARD_SHARE_SHARED, SCARD_PROTOCOL_ANY)
+if hresult != SCARD_S_SUCCESS:
+    raise BaseSCardException(hresult)
+
+print "thread 1: SCardBeginTransaction"
+hresult = SCardBeginTransaction(hcard1)
+if hresult != SCARD_S_SUCCESS:
+    raise BaseSCardException(hresult)
+
+time.sleep(2)
+
+print "thread 1: SCardEndTransaction"
+hresult = SCardEndTransaction(hcard1, SCARD_LEAVE_CARD)
+if hresult != SCARD_S_SUCCESS:
+    raise BaseSCardException(hresult)
+
+# give time to thread2 to finish
+time.sleep(1)
+
+print "thread 1: SCardDisconnect"
+hresult = SCardDisconnect(hcard1, SCARD_LEAVE_CARD)
+if hresult != SCARD_S_SUCCESS:
+    raise BaseSCardException(hresult)
+
+print "thread 1: SCardReleaseContext"
+hresult = SCardReleaseContext(hcontext1)
+if hresult != SCARD_S_SUCCESS:
+    raise ReleaseContextException(hresult)

Propchange: trunk/PCSC/UnitaryTests/SCardBeginTransaction_deadlock.py
------------------------------------------------------------------------------
    svn:executable = *