rockbox/utils/sbtools/elf.h
Amaury Pouly c4cb4cca47 sbtools: move internal elf definition to elf.c, implement elf reading
sbtoelf: generate a correct section name for undef and string table sections
elftosb: static'ify functions, add cmd file to sb file conversion

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29738 a1c6a512-1295-4272-9138-f99709370657
2011-04-17 15:49:58 +00:00

56 lines
1.6 KiB
C

#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#include <stdlib.h>
#include <unistd.h>
/**
* API
*/
enum elf_section_type_t
{
EST_LOAD,
EST_FILL
};
struct elf_section_t
{
uint32_t addr;
uint32_t size;
enum elf_section_type_t type;
/* <union> */
void *section;
uint32_t pattern;
/* </union> */
struct elf_section_t *next;
/* Internal to elf_write_file */
uint32_t offset;
};
struct elf_params_t
{
bool has_start_addr;
uint32_t start_addr;
struct elf_section_t *first_section;
struct elf_section_t *last_section;
};
typedef bool (*elf_read_fn_t)(void *user, uint32_t addr, void *buf, size_t count);
/* write function manages it's own error state */
typedef void (*elf_write_fn_t)(void *user, uint32_t addr, const void *buf, size_t count);
typedef void (*elf_printf_fn_t)(void *user, bool error, const char *fmt, ...);
void elf_init(struct elf_params_t *params);
void elf_add_load_section(struct elf_params_t *params,
uint32_t load_addr, uint32_t size, const void *section);
void elf_add_fill_section(struct elf_params_t *params,
uint32_t fill_addr, uint32_t size, uint32_t pattern);
void elf_write_file(struct elf_params_t *params, elf_write_fn_t write, void *user);
bool elf_read_file(struct elf_params_t *params, elf_read_fn_t read, elf_printf_fn_t printf,
void *user);
bool elf_is_empty(struct elf_params_t *params);
void elf_set_start_addr(struct elf_params_t *params, uint32_t addr);
bool elf_get_start_addr(struct elf_params_t *params, uint32_t *addr);
int elf_get_nr_sections(struct elf_params_t *params);
void elf_release(struct elf_params_t *params);