mirror of
https://github.com/platomav/BIOSUtilities.git
synced 2025-05-09 13:52:00 -04:00
40553b3244
Fixed AMI PFAT Extract file naming of "ALL" and "OOB" Upgraded dependency "dissect.util" from 3.18 to 3.19
38 lines
942 B
Python
38 lines
942 B
Python
#!/usr/bin/env python3 -B
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# coding=utf-8
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"""
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Copyright (C) 2022-2025 Plato Mavropoulos
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"""
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import ctypes
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from typing import Any, Final
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CHAR: Final[Any] = ctypes.c_char
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UINT8: Final[Any] = ctypes.c_ubyte
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UINT16: Final[Any] = ctypes.c_ushort
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UINT32: Final[Any] = ctypes.c_uint
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UINT64: Final[Any] = ctypes.c_uint64
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def ctypes_struct(buffer: bytes | bytearray, start_offset: int, class_object: Any,
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param_list: list | None = None) -> Any:
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"""
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https://github.com/skochinsky/me-tools/blob/master/me_unpack.py by Igor Skochinsky
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"""
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if not param_list:
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param_list = []
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structure: Any = class_object(*param_list)
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struct_len: int = ctypes.sizeof(structure)
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struct_data: bytes | bytearray = buffer[start_offset:start_offset + struct_len]
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least_len: int = min(len(struct_data), struct_len)
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ctypes.memmove(ctypes.addressof(structure), struct_data, least_len)
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return structure
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