/usr/lib/klibc/include/sys/elf64.h is in libklibc-dev 2.0.4-8ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* sys/elf64.h
*/
#ifndef _SYS_ELF64_H
#define _SYS_ELF64_H
#include <sys/elfcommon.h>
/* ELF standard typedefs (yet more proof that <stdint.h> was way overdue) */
typedef uint16_t Elf64_Half;
typedef int16_t Elf64_SHalf;
typedef uint32_t Elf64_Word;
typedef int32_t Elf64_Sword;
typedef uint64_t Elf64_Xword;
typedef int64_t Elf64_Sxword;
typedef uint64_t Elf64_Off;
typedef uint64_t Elf64_Addr;
typedef uint16_t Elf64_Section;
/* Dynamic header */
typedef struct elf64_dyn {
Elf64_Sxword d_tag;
union {
Elf64_Xword d_val;
Elf64_Addr d_ptr;
} d_un;
} Elf64_Dyn;
/* Relocations */
#define ELF64_R_SYM(x) ((x) >> 32)
#define ELF64_R_TYPE(x) ((x) & 0xffffffff)
typedef struct elf64_rel {
Elf64_Addr r_offset;
Elf64_Xword r_info;
} Elf64_Rel;
typedef struct elf64_rela {
Elf64_Addr r_offset;
Elf64_Xword r_info;
Elf64_Sxword r_addend;
} Elf64_Rela;
/* Symbol */
typedef struct elf64_sym {
Elf64_Word st_name;
unsigned char st_info;
unsigned char st_other;
Elf64_Half st_shndx;
Elf64_Addr st_value;
Elf64_Xword st_size;
} Elf64_Sym;
/* Main file header */
typedef struct elf64_hdr {
unsigned char e_ident[EI_NIDENT];
Elf64_Half e_type;
Elf64_Half e_machine;
Elf64_Word e_version;
Elf64_Addr e_entry;
Elf64_Off e_phoff;
Elf64_Off e_shoff;
Elf64_Word e_flags;
Elf64_Half e_ehsize;
Elf64_Half e_phentsize;
Elf64_Half e_phnum;
Elf64_Half e_shentsize;
Elf64_Half e_shnum;
Elf64_Half e_shstrndx;
} Elf64_Ehdr;
/* Program header */
typedef struct elf64_phdr {
Elf64_Word p_type;
Elf64_Word p_flags;
Elf64_Off p_offset;
Elf64_Addr p_vaddr;
Elf64_Addr p_paddr;
Elf64_Xword p_filesz;
Elf64_Xword p_memsz;
Elf64_Xword p_align;
} Elf64_Phdr;
/* Section header */
typedef struct elf64_shdr {
Elf64_Word sh_name;
Elf64_Word sh_type;
Elf64_Xword sh_flags;
Elf64_Addr sh_addr;
Elf64_Off sh_offset;
Elf64_Xword sh_size;
Elf64_Word sh_link;
Elf64_Word sh_info;
Elf64_Xword sh_addralign;
Elf64_Xword sh_entsize;
} Elf64_Shdr;
/* Note header */
typedef struct elf64_note {
Elf64_Word n_namesz; /* Name size */
Elf64_Word n_descsz; /* Content size */
Elf64_Word n_type; /* Content type */
} Elf64_Nhdr;
/* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field. */
#define ELF64_ST_BIND(val) ELF32_ST_BIND (val)
#define ELF64_ST_TYPE(val) ELF32_ST_TYPE (val)
#endif /* _SYS_ELF64_H */
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