Python tools for working with N64 GameShark Pro firmware files.

README.md

Usage

$ python unzip.py <filename.in>

$ python zip.py <filename.in.hi> <filename.in.lo> <filename.out>

unzip.py

import sys

buf = bytearray(open(sys.argv[1], "rb").read())
open(sys.argv[1] + ".hi", "wb").write(buf[0::2])
open(sys.argv[1] + ".lo", "wb").write(buf[1::2])

zip.py

import itertools
import sys

bufa = bytearray(open(sys.argv[1], "rb").read())
bufb = bytearray(open(sys.argv[2], "rb").read())
open(sys.argv[3], "wb").write(bytearray(itertools.chain(*zip(bufa, bufb))))