#! @PYTHON@
#
# Copyright (C) 2010-2012 Frank Morgner <morgner@informatik.hu-berlin.de>
# Copyright (C) 2010 Dominik Oepen <oepen@informatik.hu-berlin.de>
# 
# This file is part of virtualsmartcard.
# 
# virtualsmartcard 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.
# 
# virtualsmartcard 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
# virtualsmartcard.  If not, see <http://www.gnu.org/licenses/>.
#

import argparse, logging


parser = argparse.ArgumentParser(
        description='''
@PACKAGE_NAME@ @PACKAGE_VERSION@: @PACKAGE_SUMMARY@.

The emulator connects to the virtual smart card reader reader (vpcd). Smart
card applications can access the @PACKAGE_NAME@ through the vpcd via PC/SC.
''',
        epilog='''
Report bugs to @PACKAGE_BUGREPORT@
''')

parser.add_argument("-t", "--type",
        action="store",
        choices=['iso7816', 'cryptoflex', 'ePass', 'nPA', 'relay', 'handler_test'],
        default='iso7816',
        help="type of smart card to emulate (default: %(default)s)")
parser.add_argument("-v", "--verbose",
        action="count",
        help="Use (several times) to be more verbose")
parser.add_argument("-f", "--file",
        action="store",
        type=argparse.FileType('r'),
        help="load a saved smart card image")
parser.add_argument("-H", "--hostname",
        action="store",
        type=str,
        default='localhost',
        help="address of the vpcd (default: %(default)s)")
parser.add_argument("-P", "--port",
        action="store",
        type=int,
        default=35963,
        help="port of the vpcd (default: %(default)s)")
parser.add_argument('--version', action='version', version='%(prog)s @PACKAGE_VERSION@')

relay = parser.add_argument_group('Relaying a local smart card (`--type=relay`)')
relay.add_argument("--reader",
        action="store",
        type=int,
        default=0,
        help="number of the reader containing the card to be relayed (default: %(default)s)")

npa = parser.add_argument_group('Emulation of German identity card (`--type=nPA`)')
npa.add_argument("--ef-cardaccess",
        action="store",
        type=argparse.FileType('rb'),
        help="the card's EF.CardAccess (default: use file from first generation nPA)")
npa.add_argument("--ef-cardsecurity",
        action="store",
        type=argparse.FileType('rb'),
        help="the card's EF.CardSecurity (default: use file from first generation nPA)")
npa.add_argument("--cvca",
        action="store",
        type=argparse.FileType('rb'),
        help="trust anchor for verifying certificates in TA (default: use libeac's trusted certificates)")
npa.add_argument("--disable-ta-checks",
        action="store_true", default=False,
        help="disable checking the validity period of CV certifcates (default: %(default)s)")
npa.add_argument("--ca-key",
        action="store",
        type=argparse.FileType('rb'),
        help="the chip's private key for CA (default: randomly generated, invalidates signature of EF.CardSecurity)")


args = parser.parse_args()

from virtualsmartcard.VirtualSmartcard import VirtualICC

ef_cardsecurity_data = None
ef_cardaccess_data = None
ca_key_data = None
cvca = None
if (args.ef_cardsecurity):
    ef_cardsecurity_data = args.ef_cardsecurity.read()
    args.ef_cardsecurity.close()
if (args.ef_cardaccess):
    ef_cardaccess_data = args.ef_cardaccess.read()
    args.ef_cardaccess.close()
if (args.ca_key):
    ca_key_data = args.ca_key.read()
    args.ca_key.close()
if (args.cvca):
    cvca = args.cvca.read()
    args.cvca.close()

if not args.verbose:
    logginglevel = logging.CRITICAL
elif args.verbose == 1:
    logginglevel = logging.ERROR
elif args.verbose == 2:
    logginglevel = logging.WARNING
elif args.verbose == 3:
    logginglevel = logging.INFO
else:
    logginglevel = logging.DEBUG

vicc = VirtualICC(args.file, args.type,
        args.hostname, args.port, readernum=args.reader,
        ef_cardaccess=ef_cardaccess_data, ef_cardsecurity=ef_cardsecurity_data,
        ca_key=ca_key_data, cvca=cvca, disable_checks=args.disable_ta_checks, logginglevel=logginglevel)
vicc.run()