64b4672359
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30556 a1c6a512-1295-4272-9138-f99709370657
69 lines
2.1 KiB
C
69 lines
2.1 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <unistd.h>
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/**
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* API
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*/
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enum elf_section_type_t
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{
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EST_LOAD,
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EST_FILL
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};
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struct elf_section_t
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{
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uint32_t addr; /* virtual address */
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uint32_t size; /* virtual size */
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enum elf_section_type_t type;
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/* <union> */
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void *section; /* data */
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uint32_t pattern; /* fill pattern */
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/* </union> */
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struct elf_section_t *next;
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/* Internal to elf_write_file */
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uint32_t offset;
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};
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struct elf_segment_t
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{
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uint32_t vaddr; /* virtual address */
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uint32_t paddr; /* physical address */
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uint32_t vsize; /* virtual size */
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uint32_t psize; /* physical size */
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struct elf_segment_t *next;
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};
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struct elf_params_t
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{
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bool has_start_addr;
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uint32_t start_addr;
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struct elf_section_t *first_section;
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struct elf_section_t *last_section;
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struct elf_segment_t *first_segment;
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struct elf_segment_t *last_segment;
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};
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typedef bool (*elf_read_fn_t)(void *user, uint32_t addr, void *buf, size_t count);
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/* write function manages it's own error state */
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typedef void (*elf_write_fn_t)(void *user, uint32_t addr, const void *buf, size_t count);
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typedef void (*elf_printf_fn_t)(void *user, bool error, const char *fmt, ...);
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void elf_init(struct elf_params_t *params);
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void elf_add_load_section(struct elf_params_t *params,
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uint32_t load_addr, uint32_t size, const void *section);
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void elf_add_fill_section(struct elf_params_t *params,
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uint32_t fill_addr, uint32_t size, uint32_t pattern);
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uint32_t elf_translate_virtual_address(struct elf_params_t *params, uint32_t addr);
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void elf_translate_addresses(struct elf_params_t *params);
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void elf_write_file(struct elf_params_t *params, elf_write_fn_t write, void *user);
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bool elf_read_file(struct elf_params_t *params, elf_read_fn_t read, elf_printf_fn_t printf,
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void *user);
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bool elf_is_empty(struct elf_params_t *params);
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void elf_set_start_addr(struct elf_params_t *params, uint32_t addr);
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bool elf_get_start_addr(struct elf_params_t *params, uint32_t *addr);
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int elf_get_nr_sections(struct elf_params_t *params);
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void elf_release(struct elf_params_t *params);
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