forked from KolibriOS/kolibrios
233 lines
6.3 KiB
C
233 lines
6.3 KiB
C
|
/*
|
||
|
|
libelf.h - public header file for libelf.
|
||
|
|
Copyright (C) 1995 - 1998 Michael Riepe <michael@stud.uni-hannover.de>
|
||
|
|
|
||
|
|
This library is free software; you can redistribute it and/or
|
||
|
|
modify it under the terms of the GNU Library General Public
|
||
|
|
License as published by the Free Software Foundation; either
|
||
|
|
version 2 of the License, or (at your option) any later version.
|
||
|
|
|
||
|
|
This library is distributed in the hope that it will be useful,
|
||
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
Library General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU Library General Public
|
||
|
|
License along with this library; if not, write to the Free Software
|
||
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* @(#) $Id: libelf.h,v 1.5 1998/06/01 19:47:18 michael Exp $ */
|
||
|
|
|
||
|
|
#ifndef _LIBELF_H
|
||
|
|
#define _LIBELF_H
|
||
|
|
|
||
|
|
#include <sys/types.h>
|
||
|
|
|
||
|
|
#if __LIBELF_INTERNAL__
|
||
|
|
#include <sys_elf.h>
|
||
|
|
#else /* __LIBELF_INTERNAL__ */
|
||
|
|
#include <libelf/sys_elf.h>
|
||
|
|
#endif /* __LIBELF_INTERNAL__ */
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif /* __cplusplus */
|
||
|
|
|
||
|
|
#ifndef __P
|
||
|
|
# if __STDC__ || defined(__cplusplus)
|
||
|
|
# define __P(args) args
|
||
|
|
# else /* __STDC__ || defined(__cplusplus) */
|
||
|
|
# define __P(args) ()
|
||
|
|
# endif /* __STDC__ || defined(__cplusplus) */
|
||
|
|
#endif /* __P */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Commands
|
||
|
|
*/
|
||
|
|
typedef enum {
|
||
|
|
ELF_C_NULL = 0, /* must be first, 0 */
|
||
|
|
ELF_C_READ,
|
||
|
|
ELF_C_WRITE,
|
||
|
|
ELF_C_CLR,
|
||
|
|
ELF_C_SET,
|
||
|
|
ELF_C_FDDONE,
|
||
|
|
ELF_C_FDREAD,
|
||
|
|
ELF_C_RDWR,
|
||
|
|
ELF_C_NUM /* must be last */
|
||
|
|
} Elf_Cmd;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Flags
|
||
|
|
*/
|
||
|
|
#define ELF_F_DIRTY 0x1
|
||
|
|
#define ELF_F_LAYOUT 0x4
|
||
|
|
|
||
|
|
/*
|
||
|
|
* File types
|
||
|
|
*/
|
||
|
|
typedef enum {
|
||
|
|
ELF_K_NONE = 0, /* must be first, 0 */
|
||
|
|
ELF_K_AR,
|
||
|
|
ELF_K_COFF,
|
||
|
|
ELF_K_ELF,
|
||
|
|
ELF_K_NUM /* must be last */
|
||
|
|
} Elf_Kind;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Data types
|
||
|
|
*/
|
||
|
|
typedef enum {
|
||
|
|
ELF_T_BYTE = 0, /* must be first, 0 */
|
||
|
|
ELF_T_ADDR,
|
||
|
|
ELF_T_DYN,
|
||
|
|
ELF_T_EHDR,
|
||
|
|
ELF_T_HALF,
|
||
|
|
ELF_T_OFF,
|
||
|
|
ELF_T_PHDR,
|
||
|
|
ELF_T_RELA,
|
||
|
|
ELF_T_REL,
|
||
|
|
ELF_T_SHDR,
|
||
|
|
ELF_T_SWORD,
|
||
|
|
ELF_T_SYM,
|
||
|
|
ELF_T_WORD,
|
||
|
|
/*
|
||
|
|
* New stuff for 64-bit.
|
||
|
|
*
|
||
|
|
* Most implementations add ELF_T_SXWORD after ELF_T_SWORD
|
||
|
|
* which breaks binary compatibility with earlier versions.
|
||
|
|
* If this causes problems for you, contact me.
|
||
|
|
*/
|
||
|
|
ELF_T_SXWORD,
|
||
|
|
ELF_T_XWORD,
|
||
|
|
ELF_T_NUM /* must be last */
|
||
|
|
} Elf_Type;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Elf descriptor
|
||
|
|
*/
|
||
|
|
typedef struct Elf Elf;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Section descriptor
|
||
|
|
*/
|
||
|
|
typedef struct Elf_Scn Elf_Scn;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Archive member header
|
||
|
|
*/
|
||
|
|
typedef struct {
|
||
|
|
char* ar_name;
|
||
|
|
time_t ar_date;
|
||
|
|
long ar_uid;
|
||
|
|
long ar_gid;
|
||
|
|
unsigned long ar_mode;
|
||
|
|
off_t ar_size;
|
||
|
|
char* ar_rawname;
|
||
|
|
} Elf_Arhdr;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Archive symbol table
|
||
|
|
*/
|
||
|
|
typedef struct {
|
||
|
|
char* as_name;
|
||
|
|
size_t as_off;
|
||
|
|
unsigned long as_hash;
|
||
|
|
} Elf_Arsym;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Data descriptor
|
||
|
|
*/
|
||
|
|
typedef struct {
|
||
|
|
void* d_buf;
|
||
|
|
Elf_Type d_type;
|
||
|
|
size_t d_size;
|
||
|
|
off_t d_off;
|
||
|
|
size_t d_align;
|
||
|
|
unsigned d_version;
|
||
|
|
} Elf_Data;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Function declarations
|
||
|
|
*/
|
||
|
|
extern Elf *elf_begin __P((int __fd, Elf_Cmd __cmd, Elf *__ref));
|
||
|
|
extern Elf *elf_memory __P((char *__image, size_t __size));
|
||
|
|
extern int elf_cntl __P((Elf *__elf, Elf_Cmd __cmd));
|
||
|
|
extern int elf_end __P((Elf *__elf));
|
||
|
|
extern const char *elf_errmsg __P((int __err));
|
||
|
|
extern int elf_errno __P((void));
|
||
|
|
extern void elf_fill __P((int __fill));
|
||
|
|
extern unsigned elf_flagdata __P((Elf_Data *__data, Elf_Cmd __cmd,
|
||
|
|
unsigned __flags));
|
||
|
|
extern unsigned elf_flagehdr __P((Elf *__elf, Elf_Cmd __cmd,
|
||
|
|
unsigned __flags));
|
||
|
|
extern unsigned elf_flagelf __P((Elf *__elf, Elf_Cmd __cmd,
|
||
|
|
unsigned __flags));
|
||
|
|
extern unsigned elf_flagphdr __P((Elf *__elf, Elf_Cmd __cmd,
|
||
|
|
unsigned __flags));
|
||
|
|
extern unsigned elf_flagscn __P((Elf_Scn *__scn, Elf_Cmd __cmd,
|
||
|
|
unsigned __flags));
|
||
|
|
extern unsigned elf_flagshdr __P((Elf_Scn *__scn, Elf_Cmd __cmd,
|
||
|
|
unsigned __flags));
|
||
|
|
extern size_t elf32_fsize __P((Elf_Type __type, size_t __count,
|
||
|
|
unsigned __ver));
|
||
|
|
extern Elf_Arhdr *elf_getarhdr __P((Elf *__elf));
|
||
|
|
extern Elf_Arsym *elf_getarsym __P((Elf *__elf, size_t *__ptr));
|
||
|
|
extern off_t elf_getbase __P((Elf *__elf));
|
||
|
|
extern Elf_Data *elf_getdata __P((Elf_Scn *__scn, Elf_Data *__data));
|
||
|
|
extern Elf32_Ehdr *elf32_getehdr __P((Elf *__elf));
|
||
|
|
extern char *elf_getident __P((Elf *__elf, size_t *__ptr));
|
||
|
|
extern Elf32_Phdr *elf32_getphdr __P((Elf *__elf));
|
||
|
|
extern Elf_Scn *elf_getscn __P((Elf *__elf, size_t __index));
|
||
|
|
extern Elf32_Shdr *elf32_getshdr __P((Elf_Scn *__scn));
|
||
|
|
extern unsigned long elf_hash __P((const char *__name));
|
||
|
|
extern Elf_Kind elf_kind __P((Elf *__elf));
|
||
|
|
extern size_t elf_ndxscn __P((Elf_Scn *__scn));
|
||
|
|
extern Elf_Data *elf_newdata __P((Elf_Scn *__scn));
|
||
|
|
extern Elf32_Ehdr *elf32_newehdr __P((Elf *__elf));
|
||
|
|
extern Elf32_Phdr *elf32_newphdr __P((Elf *__elf, size_t __count));
|
||
|
|
extern Elf_Scn *elf_newscn __P((Elf *__elf));
|
||
|
|
extern Elf_Cmd elf_next __P((Elf *__elf));
|
||
|
|
extern Elf_Scn *elf_nextscn __P((Elf *__elf, Elf_Scn *__scn));
|
||
|
|
extern size_t elf_rand __P((Elf *__elf, size_t __offset));
|
||
|
|
extern Elf_Data *elf_rawdata __P((Elf_Scn *__scn, Elf_Data *__data));
|
||
|
|
extern char *elf_rawfile __P((Elf *__elf, size_t *__ptr));
|
||
|
|
extern char *elf_strptr __P((Elf *__elf, size_t __section, size_t __offset));
|
||
|
|
extern off_t elf_update __P((Elf *__elf, Elf_Cmd __cmd));
|
||
|
|
extern unsigned elf_version __P((unsigned __ver));
|
||
|
|
extern Elf_Data *elf32_xlatetof __P((Elf_Data *__dst, const Elf_Data *__src,
|
||
|
|
unsigned __encode));
|
||
|
|
extern Elf_Data *elf32_xlatetom __P((Elf_Data *__dst, const Elf_Data *__src,
|
||
|
|
unsigned __encode));
|
||
|
|
|
||
|
|
#if __LIBELF64
|
||
|
|
/*
|
||
|
|
* 64-bit ELF functions
|
||
|
|
* Not available on all platforms
|
||
|
|
*/
|
||
|
|
extern Elf64_Ehdr *elf64_getehdr __P((Elf *__elf));
|
||
|
|
extern Elf64_Ehdr *elf64_newehdr __P((Elf *__elf));
|
||
|
|
extern Elf64_Phdr *elf64_getphdr __P((Elf *__elf));
|
||
|
|
extern Elf64_Phdr *elf64_newphdr __P((Elf *__elf, size_t __count));
|
||
|
|
extern Elf64_Shdr *elf64_getshdr __P((Elf_Scn *__scn));
|
||
|
|
extern size_t elf64_fsize __P((Elf_Type __type, size_t __count,
|
||
|
|
unsigned __ver));
|
||
|
|
extern Elf_Data *elf64_xlatetof __P((Elf_Data *__dst, const Elf_Data *__src,
|
||
|
|
unsigned __encode));
|
||
|
|
extern Elf_Data *elf64_xlatetom __P((Elf_Data *__dst, const Elf_Data *__src,
|
||
|
|
unsigned __encode));
|
||
|
|
#endif /* __LIBELF64 */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* More function declarations
|
||
|
|
* These functions are NOT available
|
||
|
|
* in the SYSV version of libelf!
|
||
|
|
*/
|
||
|
|
extern size_t elf_delscn __P((Elf *__elf, Elf_Scn *__scn));
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif /* __cplusplus */
|
||
|
|
|
||
|
|
#endif /* _LIBELF_H */
|