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1/*-
2 * Copyright (c) 2006,2008 Joseph Koshy
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $Id: gelf.h,v 1.1 2019/02/01 05:27:37 jsg Exp $
27 */
28
29#ifndef _GELF_H_
30#define _GELF_H_
31
32#include <libelf.h>
33
34typedef Elf64_Addr GElf_Addr; /* Addresses */
35typedef Elf64_Half GElf_Half; /* Half words (16 bit) */
36typedef Elf64_Off GElf_Off; /* Offsets */
37typedef Elf64_Sword GElf_Sword; /* Signed words (32 bit) */
38typedef Elf64_Sxword GElf_Sxword; /* Signed long words (64 bit) */
39typedef Elf64_Word GElf_Word; /* Unsigned words (32 bit) */
40typedef Elf64_Xword GElf_Xword; /* Unsigned long words (64 bit) */
41
42typedef Elf64_Dyn GElf_Dyn; /* ".dynamic" section entries */
43typedef Elf64_Ehdr GElf_Ehdr; /* ELF header */
44typedef Elf64_Phdr GElf_Phdr; /* Program header */
45typedef Elf64_Shdr GElf_Shdr; /* Section header */
46typedef Elf64_Sym GElf_Sym; /* Symbol table entries */
47typedef Elf64_Rel GElf_Rel; /* Relocation entries */
48typedef Elf64_Rela GElf_Rela; /* Relocation entries with addend */
49
50typedef Elf64_Cap GElf_Cap; /* SW/HW capabilities */
51typedef Elf64_Move GElf_Move; /* Move entries */
52typedef Elf64_Syminfo GElf_Syminfo; /* Symbol information */
53
54#define GELF_M_INFO ELF64_M_INFO
55#define GELF_M_SIZE ELF64_M_SIZE
56#define GELF_M_SYM ELF64_M_SYM
57
58#define GELF_R_INFO ELF64_R_INFO
59#define GELF_R_SYM ELF64_R_SYM
60#define GELF_R_TYPE ELF64_R_TYPE
61#define GELF_R_TYPE_DATA ELF64_R_TYPE_DATA
62#define GELF_R_TYPE_ID ELF64_R_TYPE_ID
63#define GELF_R_TYPE_INFO ELF64_R_TYPE_INFO
64
65#define GELF_ST_BIND ELF64_ST_BIND
66#define GELF_ST_INFO ELF64_ST_INFO
67#define GELF_ST_TYPE ELF64_ST_TYPE
68#define GELF_ST_VISIBILITY ELF64_ST_VISIBILITY
69
70#ifdef __cplusplus
71extern "C" {
72#endif
73long gelf_checksum(Elf *_elf);
74size_t gelf_fsize(Elf *_elf, Elf_Type _type, size_t _count,
75 unsigned int _version);
76int gelf_getclass(Elf *_elf);
77GElf_Dyn *gelf_getdyn(Elf_Data *_data, int _index, GElf_Dyn *_dst);
78GElf_Ehdr *gelf_getehdr(Elf *_elf, GElf_Ehdr *_dst);
79GElf_Phdr *gelf_getphdr(Elf *_elf, int _index, GElf_Phdr *_dst);
80GElf_Rel *gelf_getrel(Elf_Data *_src, int _index, GElf_Rel *_dst);
81GElf_Rela *gelf_getrela(Elf_Data *_src, int _index, GElf_Rela *_dst);
82GElf_Shdr *gelf_getshdr(Elf_Scn *_scn, GElf_Shdr *_dst);
83GElf_Sym *gelf_getsym(Elf_Data *_src, int _index, GElf_Sym *_dst);
84GElf_Sym *gelf_getsymshndx(Elf_Data *_src, Elf_Data *_shindexsrc,
85 int _index, GElf_Sym *_dst, Elf32_Word *_shindexdst);
86void * gelf_newehdr(Elf *_elf, int _class);
87void * gelf_newphdr(Elf *_elf, size_t _phnum);
88int gelf_update_dyn(Elf_Data *_dst, int _index, GElf_Dyn *_src);
89int gelf_update_ehdr(Elf *_elf, GElf_Ehdr *_src);
90int gelf_update_phdr(Elf *_elf, int _index, GElf_Phdr *_src);
91int gelf_update_rel(Elf_Data *_dst, int _index, GElf_Rel *_src);
92int gelf_update_rela(Elf_Data *_dst, int _index, GElf_Rela *_src);
93int gelf_update_shdr(Elf_Scn *_dst, GElf_Shdr *_src);
94int gelf_update_sym(Elf_Data *_dst, int _index, GElf_Sym *_src);
95int gelf_update_symshndx(Elf_Data *_symdst, Elf_Data *_shindexdst,
96 int _index, GElf_Sym *_symsrc, Elf32_Word _shindexsrc);
97Elf_Data *gelf_xlatetof(Elf *_elf, Elf_Data *_dst, const Elf_Data *_src, unsigned int _encode);
98Elf_Data *gelf_xlatetom(Elf *_elf, Elf_Data *_dst, const Elf_Data *_src, unsigned int _encode);
99
100GElf_Cap *gelf_getcap(Elf_Data *_data, int _index, GElf_Cap *_cap);
101GElf_Move *gelf_getmove(Elf_Data *_src, int _index, GElf_Move *_dst);
102GElf_Syminfo *gelf_getsyminfo(Elf_Data *_src, int _index, GElf_Syminfo *_dst);
103int gelf_update_cap(Elf_Data *_dst, int _index, GElf_Cap *_src);
104int gelf_update_move(Elf_Data *_dst, int _index, GElf_Move *_src);
105int gelf_update_syminfo(Elf_Data *_dst, int _index, GElf_Syminfo *_src);
106#ifdef __cplusplus
107}
108#endif
109
110#endif /* _GELF_H_ */