mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-11-10 09:32:41 +08:00
80 lines
2.3 KiB
Python
Executable file
80 lines
2.3 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
# -*- coding: utf-8 -*-
|
|
|
|
########################################################################
|
|
#
|
|
# Copyright 2018 Gerhard Klostermeier
|
|
#
|
|
# 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/>.
|
|
#
|
|
########################################################################
|
|
#
|
|
# Usage: ./key-file-diff.py <file A> <file B>
|
|
#
|
|
########################################################################
|
|
#
|
|
# Info:
|
|
# - Read two key files and show the keys that are in file B but not in A.
|
|
# - Keys must be 12 hex characters long and at the beginning of a line.
|
|
#
|
|
########################################################################
|
|
|
|
|
|
import re
|
|
|
|
|
|
def main(args):
|
|
"""
|
|
Read two key files and show the keys that are in file B but not in A.
|
|
:param args: Path to two key files A and B (positional shell parameters).
|
|
:return: 0 if everything went fine.
|
|
"""
|
|
key_file_a = args[1]
|
|
key_file_b = args[2]
|
|
|
|
with open(key_file_a, 'r') as f:
|
|
keys_a = parse_keys(f)
|
|
with open(key_file_b, 'r') as f:
|
|
keys_b = parse_keys(f)
|
|
|
|
# Show all keys that are in B but not in A.
|
|
keys_diff = keys_b.difference(keys_a)
|
|
for key in keys_diff:
|
|
print(key)
|
|
|
|
return 0
|
|
|
|
|
|
def parse_keys(file):
|
|
"""
|
|
Parse keys from a file and return them as a set.
|
|
Keys must be 12 hex characters long and at the beginning of a line.
|
|
:param file: Path to a file containing keys.
|
|
:return: A set of keys read from the file.
|
|
"""
|
|
keys = set()
|
|
key_regex = re.compile('^[0-9a-fA-F]{12}')
|
|
for line in file:
|
|
key = key_regex.match(line)
|
|
try:
|
|
key = key.group(0).upper()
|
|
keys.add(key)
|
|
except AttributeError:
|
|
pass
|
|
return keys
|
|
|
|
|
|
if __name__ == '__main__':
|
|
import sys
|
|
sys.exit(main(sys.argv))
|