sqlmap/extra/cloak/cloak.py
2010-06-09 21:43:22 +00:00

93 lines
2.6 KiB
Python
Executable File

#!/usr/bin/env python
"""
cloak.py - Simple file encryption/compression utility
Copyright (C) 2010 Miroslav Stampar, Bernardo Damele A. G.
email(s): miroslav.stampar@gmail.com, bernardo.damele@gmail.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""
import bz2
import os
import sys
from optparse import OptionError
from optparse import OptionParser
def hideAscii(data):
retVal = ""
for i in xrange(len(data)):
if ord(data[i]) < 128:
retVal += chr(ord(data[i]) ^ 127)
else:
retVal += data[i]
return retVal
def cloak(inputFile):
f = open(inputFile, 'rb')
data = bz2.compress(f.read())
f.close()
return hideAscii(data)
def decloak(inputFile):
f = open(inputFile, 'rb')
data = bz2.decompress(hideAscii(f.read()))
f.close()
return data
def main():
usage = '%s [-d] -i <input file> [-o <output file>]' % sys.argv[0]
parser = OptionParser(usage=usage, version='0.1')
try:
parser.add_option('-d', dest='decrypt', action="store_true", help='Decrypt')
parser.add_option('-i', dest='inputFile', help='Input file')
parser.add_option('-o', dest='outputFile', help='Output file')
(args, _) = parser.parse_args()
if not args.inputFile:
parser.error('Missing the input file, -h for help')
except (OptionError, TypeError), e:
parser.error(e)
if not os.path.isfile(args.inputFile):
print 'ERROR: the provided input file \'%s\' is not a regular file' % args.inputFile
sys.exit(1)
if not args.decrypt:
data = cloak(args.inputFile)
else:
data = decloak(args.inputFile)
if not args.outputFile:
if not args.decrypt:
args.outputFile = args.inputFile + '_'
else:
args.outputFile = args.inputFile[:-1]
fpOut = open(args.outputFile, 'wb')
sys.stdout = fpOut
sys.stdout.write(data)
sys.stdout.close()
if __name__ == '__main__':
main()