converter.py

#! bin/env python3
"""
BIN To JS converter by @lorek123
thanks to chaosk for tips on python3 bytes related functions
"""

from argparse import ArgumentParser
from os.path import splitext, basename


def main():
    parser = ArgumentParser()
    parser.add_argument("-i", "--in", dest="infile",
                        help="input file", metavar="infile",
                        default="payload.bin")
    parser.add_argument("-o", "--out", dest="outfile",
                        help="output file", metavar="outfile",
                        default="out.js")
    parser.add_argument("-v", "--verbose",
                        dest="verbose", default=False,
                        help="don't print converted file to stdout")
    args = parser.parse_args()

    with open(args.infile, "rb") as f:
        dump = f.read()

    with open(args.outfile, "w") as d:
        out = ''.join(["const ",
                      splitext(
                          basename(args.infile))[0],
                      " = new Uint8Array([",
                      ', '.join(f'0x{b:02X}' for b in dump),
                       "]);"])
        print(out, file=d)

    if args.verbose:
        print("Payload:")
        print(out)


if __name__ == '__main__':
    main()