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https://github.com/platomav/BIOSUtilities.git
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c05a1da05f
Fujitsu UPC BIOS Extractor v1.0 Parses Fujitsu UPC images and extracts their Tiano compressed SPI/BIOS firmware component. The output comprises only a final firmware component which is directly usable by end users. Fujitsu SFX BIOS Extractor v2.1 Small rebranding
108 lines
No EOL
3.2 KiB
Python
108 lines
No EOL
3.2 KiB
Python
#!/usr/bin/env python3
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#coding=utf-8
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"""
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Fujitsu UPC Extract
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Fujitsu UPC BIOS Extractor
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Copyright (C) 2021 Plato Mavropoulos
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"""
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title = 'Fujitsu UPC BIOS Extractor v1.0'
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print('\n' + title) # Print script title
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import sys
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# Detect Python version
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sys_ver = sys.version_info
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if sys_ver < (3,7) :
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sys.stdout.write('\n\nError: Python >= 3.7 required, not %d.%d!\n' % (sys_ver[0], sys_ver[1]))
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(raw_input if sys_ver[0] <= 2 else input)('\nPress enter to exit') # pylint: disable=E0602
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sys.exit(1)
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import os
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import ctypes
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import argparse
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import traceback
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import subprocess
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# Pause after any unexpected Python exception
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# https://stackoverflow.com/a/781074 by Torsten Marek
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def show_exception_and_exit(exc_type, exc_value, tb) :
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if exc_type is KeyboardInterrupt :
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print('\n')
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else :
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print('\nError: %s crashed, please report the following:\n' % title)
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traceback.print_exception(exc_type, exc_value, tb)
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input('\nPress enter to exit')
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sys.exit(1)
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# Set pause-able Python exception handler
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sys.excepthook = show_exception_and_exit
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# Set console/shell window title
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user_os = sys.platform
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if user_os == 'win32' : ctypes.windll.kernel32.SetConsoleTitleW(title)
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elif user_os.startswith('linux') or user_os == 'darwin' or user_os.find('bsd') != -1 : sys.stdout.write('\x1b]2;' + title + '\x07')
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# Set argparse Arguments
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upc_parser = argparse.ArgumentParser()
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upc_parser.add_argument('upc', type=argparse.FileType('r'), nargs='*')
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upc_parser.add_argument('-p', '--path', help='parse files within given folder', type=str)
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upc_params = upc_parser.parse_args()
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# Get all files within path
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def get_files(path) :
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inputs = []
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for root, _, files in os.walk(path):
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for name in files :
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inputs.append(os.path.join(root, name))
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return inputs
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if len(sys.argv) >= 2 :
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if bool(upc_params.path) :
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upc_exec = get_files(upc_params.path) # CLI with --path
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else :
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upc_exec = []
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for executable in upc_params.upc :
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upc_exec.append(executable.name) # Drag & Drop
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else :
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in_path = input('\nEnter the full folder path: ')
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upc_exec = get_files(in_path) # Direct Run
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# Process each input Fujitsu UPC BIOS image
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for input_file in upc_exec :
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input_name,input_extension = os.path.splitext(os.path.basename(input_file))
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print('\n*** %s%s' % (input_name, input_extension))
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# Check if input file exists
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if not os.path.isfile(input_file) :
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print('\n Error: This input file does not exist!')
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continue # Next input file
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with open(input_file, 'rb') as in_file : upc_data = in_file.read()
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if input_extension.upper() != '.UPC' or int.from_bytes(upc_data[0x0:0x4], 'little') + 0x8 != len(upc_data) :
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print('\n Error: This is not a Fujitsu UPC BIOS image!')
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continue # Next input file
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output_file = input_file[:-4] + '.bin' # Decompressed filename
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# EFI/Tiano Decompression
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try :
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subprocess.run(['TianoCompress', '-d', input_file, '-o', output_file, '--uefi', '-q'], check = True, stdout = subprocess.DEVNULL)
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if os.path.getsize(output_file) != int.from_bytes(upc_data[0x4:0x8], 'little') : raise Exception('EFI_DECOMP_ERROR')
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except :
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print('\n Error: Could not extract input file via TianoCompress!')
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input(' Make sure that "TianoCompress" executable exists!')
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print('\n Extracted Fujitsu UPC BIOS image!')
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input('\nDone!')
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sys.exit(0) |