dsc_fix.py 文件源码

def main():
    if _IN_IDA:
        # # get dyld_shared_cache path from IDA's openFile dialog
        print "[+] Please choose the original dyld_shared_cache_arm64"
        dsc_path = idc.AskFile(0, "*.*", "dyld shared cache file")
    else:
        dsc_path = sys.argv[1]

    if not dsc_path or not os.path.exists(dsc_path):
        raise RuntimeError("Couldn't find the dyld shared cache file..")

    print "[+] about to parse %s.." % (dsc_path)
    dsc_file = open(dsc_path, "rb")
    adrfind = AddrFinder(dsc_file, cache_symbols=False)
    map_shared_bridges(dsc_file, adrfind)
    if _IN_IDA:
        addresses = sorted(set(get_bad_addresses()))
    else:
        addresses = sorted(set(eval(open("addrs.txt", "rb").read())))

    segments, exports = get_segments_and_exports_for_addresses(addresses, adrfind)
    # segments = join_neighbors(segments, threshold=0x1000)
    if _IN_IDA:
        map_segments(segments, dsc_file)
        map_exports(exports)
        idaapi.analyze_area(idc.MinEA(), idc.MaxEA())