BIOSUtilities/Toshiba_COM_Extract.py
Plato Mavropoulos ef50b75ae1 Toshiba BIOS COM Extractor v4.0
Improved Toshiba COM detection (pattern only, no file extension)
Improved input object handling to support both paths and bytes
Populated code type hints and applied few small improvements
2024-06-17 23:55:57 +03:00

60 lines
1.9 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, safe_name
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 v4.0'
def is_toshiba_com(input_object: str | bytes | bytearray) -> bool:
""" Check if input is Toshiba BIOS COM image """
return bool(PAT_TOSHIBA_COM.search(file_to_bytes(input_object)))
def toshiba_com_extract(input_object: str | bytes | bytearray, extract_path: str, padding: int = 0) -> int:
""" Parse & Extract Toshiba BIOS COM image """
make_dirs(extract_path, delete=True)
if isinstance(input_object, str) and os.path.isfile(input_object):
input_path: str = input_object
else:
input_path = os.path.join(extract_path, 'toshiba_bios.com')
with open(input_path, 'wb') as input_buffer:
input_buffer.write(file_to_bytes(input_object))
output_path: str = os.path.join(extract_path, f'{safe_name(path_stem(input_path))}_extracted.bin')
try:
subprocess.run([get_comextract_path(), input_path, output_path], check=True, stdout=subprocess.DEVNULL)
if not os.path.isfile(output_path):
raise FileNotFoundError('EXTRACTED_FILE_MISSING')
except Exception as error: # pylint: disable=broad-except
printer(f'Error: ToshibaComExtractor could not extract {input_path}: {error}!', padding)
return 1
printer('Succesfull extraction via ToshibaComExtractor!', padding)
return 0
if __name__ == '__main__':
BIOSUtility(title=TITLE, check=is_toshiba_com, main=toshiba_com_extract).run_utility()