mirror of
https://github.com/limine-bootloader/limine
synced 2024-12-14 18:47:15 +03:00
95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
#ifndef __LIB__ELF_H__
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#define __LIB__ELF_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include <lib/elsewhere.h>
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#define FIXED_HIGHER_HALF_OFFSET_64 ((uint64_t)0xffffffff80000000)
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#define ELF_PF_X 1
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#define ELF_PF_W 2
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#define ELF_PF_R 4
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struct elf_range {
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uint64_t base;
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uint64_t length;
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uint64_t permissions;
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};
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struct elf_section_hdr_info {
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uint32_t section_entry_size;
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uint32_t str_section_idx;
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uint32_t num;
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uint32_t section_offset;
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};
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int elf_bits(uint8_t *elf);
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struct elf_section_hdr_info elf64_section_hdr_info(uint8_t *elf);
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struct elf_section_hdr_info elf32_section_hdr_info(uint8_t *elf);
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bool elf64_load_section(uint8_t *elf, void *buffer, const char *name, size_t limit, uint64_t slide);
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bool elf64_load(uint8_t *elf, uint64_t *entry_point, uint64_t *_slide, uint32_t alloc_type, bool kaslr, struct elf_range **ranges, uint64_t *ranges_count, uint64_t *physical_base, uint64_t *virtual_base, uint64_t *image_size, uint64_t *image_size_before_bss, bool *is_reloc);
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bool elf32_load_elsewhere(uint8_t *elf, uint64_t *entry_point,
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struct elsewhere_range **ranges,
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uint64_t *ranges_count);
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bool elf64_load_elsewhere(uint8_t *elf, uint64_t *entry_point,
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struct elsewhere_range **ranges,
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uint64_t *ranges_count);
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struct elf64_hdr {
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uint8_t ident[16];
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uint16_t type;
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uint16_t machine;
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uint32_t version;
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uint64_t entry;
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uint64_t phoff;
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uint64_t shoff;
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uint32_t flags;
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uint16_t hdr_size;
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uint16_t phdr_size;
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uint16_t ph_num;
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uint16_t shdr_size;
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uint16_t sh_num;
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uint16_t shstrndx;
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};
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struct elf64_shdr {
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uint32_t sh_name;
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uint32_t sh_type;
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uint64_t sh_flags;
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uint64_t sh_addr;
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uint64_t sh_offset;
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uint64_t sh_size;
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uint32_t sh_link;
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uint32_t sh_info;
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uint64_t sh_addralign;
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uint64_t sh_entsize;
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};
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struct elf32_shdr {
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uint32_t sh_name;
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uint32_t sh_type;
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uint32_t sh_flags;
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uint32_t sh_addr;
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uint32_t sh_offset;
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uint32_t sh_size;
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uint32_t sh_link;
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uint32_t sh_info;
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uint32_t sh_addralign;
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uint32_t sh_entsize;
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};
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struct elf64_sym {
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uint32_t st_name;
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uint8_t st_info;
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uint8_t st_other;
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uint16_t st_shndx;
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uint64_t st_value;
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uint64_t st_size;
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};
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#endif
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