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## @file
# This file is used to define the Section Header C Struct.
#
# Copyright (c) 2021-, Intel Corporation. All rights reserved.<BR>
# SPDX-License-Identifier: BSD-2-Clause-Patent
##
from struct import *
from ctypes import *
from FirmwareStorageFormat.Common import *
EFI_COMMON_SECTION_HEADER_LEN = 4
EFI_COMMON_SECTION_HEADER2_LEN = 8
class EFI_COMMON_SECTION_HEADER(Structure):
_pack_ = 1
_fields_ = [
('Size', ARRAY(c_uint8, 3)),
('Type', c_uint8),
]
@property
def SECTION_SIZE(self) -> int:
return self.Size[0] | self.Size[1] << 8 | self.Size[2] << 16
def Common_Header_Size(self) -> int:
return 4
class EFI_COMMON_SECTION_HEADER2(Structure):
_pack_ = 1
_fields_ = [
('Size', ARRAY(c_uint8, 3)),
('Type', c_uint8),
('ExtendedSize', c_uint32),
]
@property
def SECTION_SIZE(self) -> int:
return self.ExtendedSize
def Common_Header_Size(self) -> int:
return 8
class EFI_COMPRESSION_SECTION(Structure):
_pack_ = 1
_fields_ = [
('UncompressedLength', c_uint32),
('CompressionType', c_uint8),
]
def ExtHeaderSize(self) -> int:
return 5
class EFI_FREEFORM_SUBTYPE_GUID_SECTION(Structure):
_pack_ = 1
_fields_ = [
('SubTypeGuid', GUID),
]
def ExtHeaderSize(self) -> int:
return 16
class EFI_GUID_DEFINED_SECTION(Structure):
_pack_ = 1
_fields_ = [
('SectionDefinitionGuid', GUID),
('DataOffset', c_uint16),
('Attributes', c_uint16),
]
def ExtHeaderSize(self) -> int:
return 20
def Get_USER_INTERFACE_Header(nums: int):
class EFI_SECTION_USER_INTERFACE(Structure):
_pack_ = 1
_fields_ = [
('FileNameString', ARRAY(c_uint16, nums)),
]
def ExtHeaderSize(self) -> int:
return 2 * nums
def GetUiString(self) -> str:
UiString = ''
for i in range(nums):
if self.FileNameString[i]:
UiString += chr(self.FileNameString[i])
return UiString
return EFI_SECTION_USER_INTERFACE
def Get_VERSION_Header(nums: int):
class EFI_SECTION_VERSION(Structure):
_pack_ = 1
_fields_ = [
('BuildNumber', c_uint16),
('VersionString', ARRAY(c_uint16, nums)),
]
def ExtHeaderSize(self) -> int:
return 2 * (nums+1)
def GetVersionString(self) -> str:
VersionString = ''
for i in range(nums):
if self.VersionString[i]:
VersionString += chr(self.VersionString[i])
return VersionString
return EFI_SECTION_VERSION
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