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#!/usr/bin/env python
"""
#  Copyright (C) 2008 Michael Buesch <mb@bu3sch.de>
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License version 3
#  as published by the Free Software Foundation.
#
#  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/>.
"""

import sys
from libb43 import *


if len(sys.argv) != 3 and len(sys.argv) != 2:
	print "Usage: %s INPUT_FILE [OUTPUT_FILE]" % sys.argv[0]
	sys.exit(1)

infile = sys.argv[1]
outfile = None
if len(sys.argv) == 3:
	outfile = sys.argv[2]

try:

	asm = Disassembler(file(infile).read(), "").getAsm()
	p = TextPatcher(asm, "c053515533b60977d212fbcfa4fc2546") # TODO adjust the MD5SUM

	# TODO
	# Use p.addText() and p.delLine() for modifying the code

	if outfile:
		bin = Assembler(p.getText(), "--psize").getBinary()
		file(outfile, "w").write(bin)
	else:
		sys.stdout.write(p.getText())

except B43Exception:
	print "Could not patch. Do you use the correct input file?"
	sys.exit(1)