path: root/arch/x86_64/elf.h

#ifndef JOVE_ARCH_x86_64_ELF_H
#define JOVE_ARCH_x86_64_ELF_H 1

#include <stdint.h>

#define EI_MAG0 0
#define EI_MAG1 1
#define EI_MAG2 2
#define EI_MAG3 3
#define EI_CLASS 4
#define EI_DATA 5
#define EI_VERSION 6
#define EI_OSABI 7
#define EI_ABIVERSION 8
#define EI_PAD 9

#define E_IDENT_MAG0 0x7F
#define E_IDENT_MAG1 'E'
#define E_IDENT_MAG2 'L'
#define E_IDENT_MAG3 'F'

#define E_IDENT_CLASS32 1
#define E_IDENT_CLASS64 2

#define ET_EXEC 0x02

struct ELF_header
{
    uint8_t e_ident[15];
    uint16_t e_type;
    uint16_t e_machine;
    uint32_t e_version;
    uint64_t e_entry;
    uint64_t e_phoff;
    uint64_t e_shoff;
    uint32_t e_flags;
    uint16_t e_ehsize;
    uint16_t e_phentsize;
    uint16_t e_phnum;
    uint16_t e_shentsize;
    uint16_t e_shnum;
    uint16_t e_shstrndx;
};

#define PT_NULL 0
#define PT_LOAD 1

#define PF_X 1
#define PF_W 2
#define PF_R 4

struct ELF_phdr
{
    uint32_t p_type;
    uint32_t p_flags;
    uint64_t p_offset;
    uint64_t p_vaddr;
    uint64_t p_paddr;
    uint64_t p_filesz;
    uint64_t p_memsz;
    uint64_t p_align;
};

struct ELF_shdr
{
    uint32_t sh_name;
    uint32_t sh_type;
    uint64_t sh_flags;
    uint64_t sh_addr;
    uint64_t sh_offset;
    uint64_t sh_size;
    uint32_t sh_link;
    uint32_t sh_info;
    uint64_t sh_addralign;
    uint64_t sh_entsize;
};

#endif