sof/smex/elf.h

65 lines
1.3 KiB
C

// SPDX-License-Identifier: BSD-3-Clause
//
// Copyright(c) 2020 Intel Corporation. All rights reserved.
//
// Author: Karol Trzcinski <karolx.trzcinski@linux.intel.com>
#ifndef __INCLUDE_ELF_H__
#define __INCLUDE_ELF_H__
#include <stdbool.h>
#include <stdio.h>
#include <stdint.h>
#include "elf_defs.h"
/*
* ELF module data
*/
struct elf_module {
const char *elf_file;
FILE *fd;
Elf32_Ehdr hdr;
Elf32_Shdr *section;
Elf32_Phdr *prg;
char *strings;
uint32_t text_start;
uint32_t text_end;
uint32_t data_start;
uint32_t data_end;
uint32_t bss_start;
uint32_t bss_end;
uint32_t foffset;
int num_sections;
int num_bss;
int fw_size;
int bss_index;
/* sizes do not include any gaps */
int bss_size;
int text_size;
int data_size;
/* sizes do include gaps to nearest page */
int bss_file_size;
int text_file_size;
int text_fixup_size;
int data_file_size;
/* total file size */
int file_size;
/* executable header module */
int exec_header;
};
int elf_read_module(struct elf_module *module, const char *name, bool verbose);
void elf_free_module(struct elf_module *module);
int elf_find_section(const struct elf_module *module, const char *name);
int elf_read_section(const struct elf_module *module, const char *section_name,
const Elf32_Shdr **dst_section, void **dst_buff);
#endif /* __INCLUDE_ELF_H__ */