papawify.in

#!/usr/bin/python3

# This file is part of papaw.
#
# Copyright (c) 2019, 2020 Dima Krasner
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

import os
import subprocess
import struct
import argparse

parser = argparse.ArgumentParser()
parser.add_argument('stub')
parser.add_argument('input')
parser.add_argument('output')
parser.add_argument('-u', '--uncompressed', dest='uncompressed', action='store_true')
args = parser.parse_args()

cmd = [@COMPRESSION_CMD@]
if args.uncompressed:
    cmd = ["cat"]

compressed = subprocess.check_output(cmd + [args.input])
if args.uncompressed:
    obfuscated = compressed
else:
    obfuscated = @OBFUSCATION@

with open(args.stub, "rb") as infp, open(args.output, "wb") as outfp:
    outfp.write(infp.read())
    outfp.write(obfuscated)
    outfp.write(struct.pack(">L", os.path.getsize(args.input)))
    outfp.write(struct.pack(">L", len(obfuscated)))

os.chmod(args.output, 0o755)