BIOSUtilities/Toshiba_COM_Extract.py
Plato Mavropoulos d85a7f82dc Added AMI PFAT RSA 3K signed blocks support
Added AMI PFAT nested detection at each file

Added Award BIOS payload naming at each file

Switched Panasonic BIOS LZNT1 external library

Improved Panasonic LZNT1 detection and length

Improved Dell PFS code structure and fixed bugs

Improved code exception handling (raise, catch)

Improved code definitions (PEP8, docs, types)

Fixed some arguments missing from help screens
2024-04-24 01:22:53 +03:00

65 lines
1.8 KiB
Python

#!/usr/bin/env python3 -B
# coding=utf-8
"""
Toshiba COM Extract
Toshiba BIOS COM Extractor
Copyright (C) 2018-2024 Plato Mavropoulos
"""
import os
import subprocess
from common.externals import get_comextract_path
from common.path_ops import make_dirs, path_stem, path_suffixes
from common.patterns import PAT_TOSHIBA_COM
from common.system import printer
from common.templates import BIOSUtility
from common.text_ops import file_to_bytes
TITLE = 'Toshiba BIOS COM Extractor v3.0'
def is_toshiba_com(in_file):
""" Check if input is Toshiba BIOS COM image """
buffer = file_to_bytes(in_file)
is_ext = path_suffixes(in_file)[-1].upper() == '.COM' if os.path.isfile(in_file) else True
is_com = PAT_TOSHIBA_COM.search(buffer)
return is_ext and is_com
def toshiba_com_extract(input_file, extract_path, padding=0):
""" Parse & Extract Toshiba BIOS COM image """
if not os.path.isfile(input_file):
printer('Error: Could not find input file path!', padding)
return 1
make_dirs(extract_path, delete=True)
output_name = path_stem(input_file)
output_file = os.path.join(extract_path, f'{output_name}.bin')
try:
subprocess.run([get_comextract_path(), input_file, output_file], check=True, stdout=subprocess.DEVNULL)
if not os.path.isfile(output_file):
raise ValueError('EXTRACT_FILE_MISSING')
except Exception as error: # pylint: disable=broad-except
printer(f'Error: ToshibaComExtractor could not extract file {input_file}: {error}!', padding)
return 2
printer(f'Succesfull {output_name} extraction via ToshibaComExtractor!', padding)
return 0
if __name__ == '__main__':
BIOSUtility(title=TITLE, check=is_toshiba_com, main=toshiba_com_extract).run_utility()