path: root/bin/disasm

#!/usr/bin/python3

import argparse
import signal
import sys
from capstone import *
from capstone.x86 import *


def SigHandler_SIGINT(signum, frame):
    print()
    sys.exit(0)


class Argparser(object):
    def __init__(self):
        parser = argparse.ArgumentParser()
        parser.add_argument("--hex", type=str, help="the hex code")
        parser.add_argument("--sp", type=str, help="separator")
        parser.add_argument(
            "--dbg", action="store_true", help="debug", default=False
        )
        self.args = parser.parse_args()


def premain(argparser):
    signal.signal(signal.SIGINT, SigHandler_SIGINT)
    # here
    code = bytes()
    if argparser.args.hex:
        if argparser.args.sp:
            hex_str = argparser.args.hex.split(argparser.args.sp)
        else:
            hex_str = argparser.args.hex.split(" ")
    code = [int(byte, 16) for byte in hex_str]
    md = Cs(CS_ARCH_X86, CS_MODE_64)
    for i in md.disasm(bytes(code), 0x0):
        print(hex(i.address).ljust(7), i.mnemonic.ljust(7), i.op_str)


def main():
    argparser = Argparser()
    if argparser.args.dbg:
        try:
            premain(argparser)
        except Exception as e:
            print(e)
    else:
        premain(argparser)


if __name__ == "__main__":
    main()