ElfLibInternal.h File Reference

#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include "ElfLib.h"
#include "ElfCommon.h"
#include "Elf32.h"
#include "Elf64.h"

Go to the source code of this file.

Macros
#define	ELF_NEXT_ENTRY(EntryType, Current, EntrySize)    ((EntryType *) ((UINT8 *)Current + EntrySize))

Functions
Elf32_Shdr *	GetElf32SectionByIndex (IN UINT8 *ImageBase, IN UINT32 Index)
Elf64_Shdr *	GetElf64SectionByIndex (IN UINT8 *ImageBase, IN UINT32 Index)
Elf32_Phdr *	GetElf32SegmentByIndex (IN UINT8 *ImageBase, IN UINT32 Index)
Elf64_Phdr *	GetElf64SegmentByIndex (IN UINT8 *ImageBase, IN UINT32 Index)
EFI_STATUS	LoadElf32Image (IN ELF_IMAGE_CONTEXT *ElfCt)
EFI_STATUS	LoadElf64Image (IN ELF_IMAGE_CONTEXT *ElfCt)

Detailed Description

ELF library

Copyright (c) 2019 - 2021, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file ElfLibInternal.h.

Macro Definition Documentation

ELF_NEXT_ENTRY

#define ELF_NEXT_ENTRY	(		EntryType,
			Current,
			EntrySize
	)		((EntryType *) ((UINT8 *)Current + EntrySize))

Definition at line 20 of file ElfLibInternal.h.

Function Documentation

GetElf32SectionByIndex()

Elf32_Shdr * GetElf32SectionByIndex	(	IN UINT8 *	ImageBase,
		IN UINT32	Index
	)

Return the section header specified by Index.

Parameters

ImageBase	The image base.
Index	The section index.

Returns

Pointer to the section header.

Definition at line 20 of file Elf32Lib.c.

GetElf32SegmentByIndex()

Elf32_Phdr * GetElf32SegmentByIndex	(	IN UINT8 *	ImageBase,
		IN UINT32	Index
	)

Return the segment header specified by Index.

Parameters

ImageBase	The image base.
Index	The segment index.

Returns

Pointer to the segment header.

Definition at line 44 of file Elf32Lib.c.

GetElf64SectionByIndex()

Elf64_Shdr * GetElf64SectionByIndex	(	IN UINT8 *	ImageBase,
		IN UINT32	Index
	)

Return the section header specified by Index.

Parameters

ImageBase	The image base.
Index	The section index.

Returns

Pointer to the section header.

Definition at line 20 of file Elf64Lib.c.

GetElf64SegmentByIndex()

Elf64_Phdr * GetElf64SegmentByIndex	(	IN UINT8 *	ImageBase,
		IN UINT32	Index
	)

Return the segment header specified by Index.

Parameters

ImageBase	The image base.
Index	The segment index.

Returns

Pointer to the segment header.

Definition at line 44 of file Elf64Lib.c.

LoadElf32Image()

EFI_STATUS LoadElf32Image

(

IN ELF_IMAGE_CONTEXT *

ElfCt

)

Load ELF image which has 32-bit architecture

Parameters

[in]

ElfCt

ELF image context pointer.

Return values

EFI_SUCCESS	ELF binary is loaded successfully.
Others	Loading ELF binary fails.

Load ELF image which has 32-bit architecture.

Caller should set Context.ImageAddress to a proper value, either pointing to a new allocated memory whose size equal to Context.ImageSize, or pointing to Context.PreferredImageAddress.

Parameters

[in]

ElfCt

ELF image context pointer.

Return values

EFI_SUCCESS	ELF binary is loaded successfully.
Others	Loading ELF binary fails.

Definition at line 430 of file Elf32Lib.c.

LoadElf64Image()

EFI_STATUS LoadElf64Image

(

IN ELF_IMAGE_CONTEXT *

ElfCt

)

Load ELF image which has 64-bit architecture

Parameters

[in]	ImageBase	Memory address of an image.
[out]	EntryPoint	The entry point of loaded ELF image.

Return values

EFI_SUCCESS	ELF binary is loaded successfully.
Others	Loading ELF binary fails.

Load ELF image which has 64-bit architecture.

Caller should set Context.ImageAddress to a proper value, either pointing to a new allocated memory whose size equal to Context.ImageSize, or pointing to Context.PreferredImageAddress.

Parameters

[in]

ElfCt

ELF image context pointer.

Return values

EFI_SUCCESS	ELF binary is loaded successfully.
Others	Loading ELF binary fails.

Definition at line 439 of file Elf64Lib.c.