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#!/usr/bin/python
#
# Copyright (c) 2018 Raptor Engineering, LLC
# Released under the terms of the AGPL v3
import sys
import binascii
filename = sys.argv[1]
searchfile = sys.argv[2]
replacefile = sys.argv[3]
with open(filename, 'rb') as f:
indata = f.read()
with open(searchfile, 'rb') as f:
searchdata = f.read()
with open(replacefile, 'rb') as f:
replacedata = f.read()
raw_data = binascii.hexlify(indata)
search = binascii.hexlify(searchdata)
replace = binascii.hexlify(replacedata)
raw_data = raw_data.replace(search, replace)
outdata = binascii.unhexlify(raw_data)
with open(filename, 'wb') as f:
f.write(outdata)
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