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## @file
# This file is used to define the FV Header C Struct.
#
# Copyright (c) 2021-, Intel Corporation. All rights reserved.<BR>
# SPDX-License-Identifier: BSD-2-Clause-Patent
##
from ast import Str
from struct import *
from ctypes import *
from FirmwareStorageFormat.Common import *
class EFI_FV_BLOCK_MAP_ENTRY(Structure):
_pack_ = 1
_fields_ = [
('NumBlocks', c_uint32),
('Length', c_uint32),
]
class EFI_FIRMWARE_VOLUME_HEADER(Structure):
_fields_ = [
('ZeroVector', ARRAY(c_uint8, 16)),
('FileSystemGuid', GUID),
('FvLength', c_uint64),
('Signature', c_uint32),
('Attributes', c_uint32),
('HeaderLength', c_uint16),
('Checksum', c_uint16),
('ExtHeaderOffset', c_uint16),
('Reserved', c_uint8),
('Revision', c_uint8),
('BlockMap', ARRAY(EFI_FV_BLOCK_MAP_ENTRY, 1)),
]
def Refine_FV_Header(nums):
class EFI_FIRMWARE_VOLUME_HEADER(Structure):
_fields_ = [
('ZeroVector', ARRAY(c_uint8, 16)),
('FileSystemGuid', GUID),
('FvLength', c_uint64),
('Signature', c_uint32),
('Attributes', c_uint32),
('HeaderLength', c_uint16),
('Checksum', c_uint16),
('ExtHeaderOffset', c_uint16),
('Reserved', c_uint8),
('Revision', c_uint8),
('BlockMap', ARRAY(EFI_FV_BLOCK_MAP_ENTRY, nums)),
]
return EFI_FIRMWARE_VOLUME_HEADER
class EFI_FIRMWARE_VOLUME_EXT_HEADER(Structure):
_fields_ = [
('FvName', GUID),
('ExtHeaderSize', c_uint32)
]
class EFI_FIRMWARE_VOLUME_EXT_ENTRY(Structure):
_fields_ = [
('ExtEntrySize', c_uint16),
('ExtEntryType', c_uint16)
]
class EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE_0(Structure):
_fields_ = [
('Hdr', EFI_FIRMWARE_VOLUME_EXT_ENTRY),
('TypeMask', c_uint32)
]
class EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE(Structure):
_fields_ = [
('Hdr', EFI_FIRMWARE_VOLUME_EXT_ENTRY),
('TypeMask', c_uint32),
('Types', ARRAY(GUID, 1))
]
def Refine_FV_EXT_ENTRY_OEM_TYPE_Header(nums: int) -> EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE:
class EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE(Structure):
_fields_ = [
('Hdr', EFI_FIRMWARE_VOLUME_EXT_ENTRY),
('TypeMask', c_uint32),
('Types', ARRAY(GUID, nums))
]
return EFI_FIRMWARE_VOLUME_EXT_ENTRY_OEM_TYPE(Structure)
class EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE_0(Structure):
_fields_ = [
('Hdr', EFI_FIRMWARE_VOLUME_EXT_ENTRY),
('FormatType', GUID)
]
class EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE(Structure):
_fields_ = [
('Hdr', EFI_FIRMWARE_VOLUME_EXT_ENTRY),
('FormatType', GUID),
('Data', ARRAY(c_uint8, 1))
]
def Refine_FV_EXT_ENTRY_GUID_TYPE_Header(nums: int) -> EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE:
class EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE(Structure):
_fields_ = [
('Hdr', EFI_FIRMWARE_VOLUME_EXT_ENTRY),
('FormatType', GUID),
('Data', ARRAY(c_uint8, nums))
]
return EFI_FIRMWARE_VOLUME_EXT_ENTRY_GUID_TYPE(Structure)
class EFI_FIRMWARE_VOLUME_EXT_ENTRY_USED_SIZE_TYPE(Structure):
_fields_ = [
('Hdr', EFI_FIRMWARE_VOLUME_EXT_ENTRY),
('UsedSize', c_uint32)
]
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