elf.h

#include <stdint.h>

#define EI_DATA      5
#define EI_NIDENT    16
#define SHT_SYMTAB   2
#define SHT_REL      9
#define STN_UNDEF    0

#define ELF32_R_SYM(info)  ((info) >> 8)
#define ELF32_R_TYPE(info) ((info) & 0xff)

#define R_MIPS_26    4
#define R_MIPS_HI16  5
#define R_MIPS_LO16  6

typedef uint32_t Elf32_Addr;
typedef uint32_t Elf32_Off;

typedef struct {
   uint8_t    e_ident[EI_NIDENT];
   uint16_t   e_type;
   uint16_t   e_machine;
   uint32_t   e_version;
   Elf32_Addr e_entry;
   Elf32_Off  e_phoff;
   Elf32_Off  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;
} Elf32_Ehdr;

typedef struct {
   uint32_t   sh_name;
   uint32_t   sh_type;
   uint32_t   sh_flags;
   Elf32_Addr sh_addr;
   Elf32_Off  sh_offset;
   uint32_t   sh_size;
   uint32_t   sh_link;
   uint32_t   sh_info;
   uint32_t   sh_addralign;
   uint32_t   sh_entsize;
} Elf32_Shdr;

typedef struct {
   uint32_t   st_name;
   Elf32_Addr st_value;
   uint32_t   st_size;
   uint8_t    st_info;
   uint8_t    st_other;
   uint16_t   st_shndx;
} Elf32_Sym;

typedef struct {
   Elf32_Addr r_offset;
   uint32_t   r_info;
} Elf32_Rel;