mirror of
https://github.com/platomav/BIOSUtilities.git
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35564f31b7
Re-written public attributes of Apple EFI ID Improved memory consumption for all utilities Adjusted README with consolidated requirements
89 lines
2.4 KiB
Python
89 lines
2.4 KiB
Python
#!/usr/bin/env python3 -B
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# coding=utf-8
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"""
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Copyright (C) 2022-2024 Plato Mavropoulos
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"""
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import os
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import re
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import shutil
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import sys
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from importlib.abc import Loader
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from importlib.machinery import ModuleSpec
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from importlib.util import module_from_spec, spec_from_file_location
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from types import ModuleType
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from typing import Type
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from biosutilities.common.paths import is_dir, is_file_read, project_root
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from biosutilities.common.texts import to_string
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def get_external_path(cmd: str | list | tuple) -> str:
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""" Get external dependency path (PATH environment variable or "external" directory) """
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external_root: str = os.path.join(project_root(), 'external')
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external_path: str | None = external_root if is_dir(in_path=external_root) else None
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for command in cmd if isinstance(cmd, (list, tuple)) else [to_string(in_object=cmd)]:
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command_path: str | None = shutil.which(command, path=external_path)
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if command_path and is_file_read(in_path=command_path):
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return command_path
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raise OSError(f'{to_string(in_object=cmd, sep_char=", ")} requirement could not be found!')
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def big_script_tool() -> Type | None:
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""" Get Intel BIOS Guard Script Tool class """
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try:
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bgst: str = get_external_path(cmd='big_script_tool')
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bgst_spec: ModuleSpec | None = spec_from_file_location('big_script_tool', re.sub(r'\.PY$', '.py', bgst))
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if bgst_spec and isinstance(bgst_spec.loader, Loader):
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bgst_module: ModuleType | None = module_from_spec(bgst_spec)
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if bgst_module:
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sys.modules['big_script_tool'] = bgst_module
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bgst_spec.loader.exec_module(bgst_module)
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return getattr(bgst_module, 'BigScript')
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except OSError:
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pass
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return None
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def comextract_path() -> str:
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""" Get ToshibaComExtractor path """
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return get_external_path(cmd=['comextract', 'ComExtract'])
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def szip_path() -> str:
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""" Get 7-Zip path """
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return get_external_path(cmd=['7zzs', '7zz', '7z'])
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def tiano_path() -> str:
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""" Get TianoCompress path """
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return get_external_path(cmd=['TianoCompress', 'tianocompress'])
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def uefifind_path() -> str:
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""" Get UEFIFind path """
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return get_external_path(cmd=['uefifind', 'UEFIFind'])
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def uefiextract_path() -> str:
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""" Get UEFIExtract path """
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return get_external_path(cmd=['uefiextract', 'UEFIExtract'])
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