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authorSylvain Munaut <tnt@246tNt.com>2010-12-26 21:31:24 +0100
committerSylvain Munaut <tnt@246tNt.com>2013-12-23 17:25:26 +0100
commit487d01833da910d5644cf16b207ee1f957d11ae8 (patch)
tree07cfcaed0cca76c7b977644755f2534096f50168
parent33339a6daa070ec1de856a170e4892d5d3103f1d (diff)
27c3: Add a ccc-fix script to correct bad SMSP file ...
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
-rwxr-xr-xccc-fix.py153
1 files changed, 153 insertions, 0 deletions
diff --git a/ccc-fix.py b/ccc-fix.py
new file mode 100755
index 0000000..db2ee21
--- /dev/null
+++ b/ccc-fix.py
@@ -0,0 +1,153 @@
+#!/usr/bin/env python
+
+#
+# Utility to write the cards
+#
+#
+# Copyright (C) 2009 Sylvain Munaut <tnt@246tNt.com>
+# Copyright (C) 2010 Harald Welte <laforge@gnumonks.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/>.
+#
+
+from optparse import OptionParser
+
+from pySim.commands import SimCardCommands
+from pySim.cards import _cards_classes
+
+
+
+def card_detect(opts, scc):
+
+ # Detect type if needed
+ card = None
+ ctypes = dict([(kls.name, kls) for kls in _cards_classes])
+
+ if opts.type in ("auto", "auto_once"):
+ for kls in _cards_classes:
+ card = kls.autodetect(scc)
+ if card:
+ print "Autodetected card type %s" % card.name
+ card.reset()
+ break
+
+ if card is None:
+ print "Autodetection failed"
+ return
+
+ if opts.type == "auto_once":
+ opts.type = card.name
+
+ elif opts.type in ctypes:
+ card = ctypes[opts.type](scc)
+
+ else:
+ raise ValueError("Unknown card type %s" % opts.type)
+
+ return card
+
+
+#
+# Main
+#
+
+def parse_options():
+
+ parser = OptionParser(usage="usage: %prog [options]")
+
+ # Card interface
+ parser.add_option("-d", "--device", dest="device", metavar="DEV",
+ help="Serial Device for SIM access [default: %default]",
+ default="/dev/ttyUSB0",
+ )
+ parser.add_option("-b", "--baud", dest="baudrate", type="int", metavar="BAUD",
+ help="Baudrate used for SIM access [default: %default]",
+ default=9600,
+ )
+ parser.add_option("-p", "--pcsc-device", dest="pcsc_dev", type='int', metavar="PCSC",
+ help="Which PC/SC reader number for SIM access",
+ default=None,
+ )
+ parser.add_option("-t", "--type", dest="type",
+ help="Card type (user -t list to view) [default: %default]",
+ default="auto",
+ )
+
+ (options, args) = parser.parse_args()
+
+ if options.type == 'list':
+ for kls in _cards_classes:
+ print kls.name
+ sys.exit(0)
+
+ if args:
+ parser.error("Extraneous arguments")
+
+ return options
+
+
+def main():
+
+ # Parse options
+ opts = parse_options()
+
+ # Connect to the card
+ if opts.pcsc_dev is None:
+ from pySim.transport.serial import SerialSimLink
+ sl = SerialSimLink(device=opts.device, baudrate=opts.baudrate)
+ else:
+ from pySim.transport.pcsc import PcscSimLink
+ sl = PcscSimLink(opts.pcsc_dev)
+
+ # Create command layer
+ scc = SimCardCommands(transport=sl)
+
+ # Iterate
+ done = False
+ first = True
+ card = None
+
+ while not done:
+ # Connect transport
+ print "Insert card now (or CTRL-C to cancel)"
+ sl.wait_for_card(newcardonly=not first)
+
+ # Not the first anymore !
+ first = False
+
+ # Get card
+ card = card_detect(opts, scc)
+ if card is None:
+ if opts.batch_mode:
+ first = False
+ continue
+ else:
+ sys.exit(-1)
+
+ # Check type
+ if card.name != 'fakemagicsim':
+ print "Can't fix this type of card ..."
+ continue
+
+ # Fix record
+ data, sw = scc.read_record(['000c'], 1)
+ data_new = data[0:100] + 'fffffffffffffffffffffffffdffffffffffffffffffffffff0791947106004034ffffffffffffff'
+ scc.update_record(['000c'], 1, data_new)
+
+ # Done for this card and maybe for everything ?
+ print "Card should be fixed now !\n"
+
+
+if __name__ == '__main__':
+ main()