gelf.h
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 * $Id$ 27 */ 28 29 #ifndef _GELF_H_ 30 #define _GELF_H_ 31 32 #include <sys/cdefs.h> 33 34 #include <libelf.h> 35 36 typedef Elf64_Addr GElf_Addr; /* Addresses */ 37 typedef Elf64_Half GElf_Half; /* Half words (16 bit) */ 38 typedef Elf64_Off GElf_Off; /* Offsets */ 39 typedef Elf64_Sword GElf_Sword; /* Signed words (32 bit) */ 40 typedef Elf64_Sxword GElf_Sxword; /* Signed long words (64 bit) */ 41 typedef Elf64_Word GElf_Word; /* Unsigned words (32 bit) */ 42 typedef Elf64_Xword GElf_Xword; /* Unsigned long words (64 bit) */ 43 44 typedef Elf64_Dyn GElf_Dyn; /* ".dynamic" section entries */ 45 typedef Elf64_Ehdr GElf_Ehdr; /* ELF header */ 46 typedef Elf64_Phdr GElf_Phdr; /* Program header */ 47 typedef Elf64_Shdr GElf_Shdr; /* Section header */ 48 typedef Elf64_Sym GElf_Sym; /* Symbol table entries */ 49 typedef Elf64_Rel GElf_Rel; /* Relocation entries */ 50 typedef Elf64_Rela GElf_Rela; /* Relocation entries with addend */ 51 52 typedef Elf64_Cap GElf_Cap; /* SW/HW capabilities */ 53 typedef Elf64_Move GElf_Move; /* Move entries */ 54 typedef Elf64_Syminfo GElf_Syminfo; /* Symbol information */ 55 56 #define GELF_M_INFO ELF64_M_INFO 57 #define GELF_M_SIZE ELF64_M_SIZE 58 #define GELF_M_SYM ELF64_M_SYM 59 60 #define GELF_R_INFO ELF64_R_INFO 61 #define GELF_R_SYM ELF64_R_SYM 62 #define GELF_R_TYPE ELF64_R_TYPE 63 #define GELF_R_TYPE_DATA ELF64_R_TYPE_DATA 64 #define GELF_R_TYPE_ID ELF64_R_TYPE_ID 65 #define GELF_R_TYPE_INFO ELF64_R_TYPE_INFO 66 67 #define GELF_ST_BIND ELF64_ST_BIND 68 #define GELF_ST_INFO ELF64_ST_INFO 69 #define GELF_ST_TYPE ELF64_ST_TYPE 70 #define GELF_ST_VISIBILITY ELF64_ST_VISIBILITY 71 72 __BEGIN_DECLS 73 long gelf_checksum(Elf *_elf); 74 size_t gelf_fsize(Elf *_elf, Elf_Type _type, size_t _count, 75 unsigned int _version); 76 int gelf_getclass(Elf *_elf); 77 GElf_Dyn *gelf_getdyn(Elf_Data *_data, int _index, GElf_Dyn *_dst); 78 GElf_Ehdr *gelf_getehdr(Elf *_elf, GElf_Ehdr *_dst); 79 GElf_Phdr *gelf_getphdr(Elf *_elf, int _index, GElf_Phdr *_dst); 80 GElf_Rel *gelf_getrel(Elf_Data *_src, int _index, GElf_Rel *_dst); 81 GElf_Rela *gelf_getrela(Elf_Data *_src, int _index, GElf_Rela *_dst); 82 GElf_Shdr *gelf_getshdr(Elf_Scn *_scn, GElf_Shdr *_dst); 83 GElf_Sym *gelf_getsym(Elf_Data *_src, int _index, GElf_Sym *_dst); 84 GElf_Sym *gelf_getsymshndx(Elf_Data *_src, Elf_Data *_shindexsrc, 85 int _index, GElf_Sym *_dst, Elf32_Word *_shindexdst); 86 void * gelf_newehdr(Elf *_elf, int _class); 87 void * gelf_newphdr(Elf *_elf, size_t _phnum); 88 int gelf_update_dyn(Elf_Data *_dst, int _index, GElf_Dyn *_src); 89 int gelf_update_ehdr(Elf *_elf, GElf_Ehdr *_src); 90 int gelf_update_phdr(Elf *_elf, int _index, GElf_Phdr *_src); 91 int gelf_update_rel(Elf_Data *_dst, int _index, GElf_Rel *_src); 92 int gelf_update_rela(Elf_Data *_dst, int _index, GElf_Rela *_src); 93 int gelf_update_shdr(Elf_Scn *_dst, GElf_Shdr *_src); 94 int gelf_update_sym(Elf_Data *_dst, int _index, GElf_Sym *_src); 95 int gelf_update_symshndx(Elf_Data *_symdst, Elf_Data *_shindexdst, 96 int _index, GElf_Sym *_symsrc, Elf32_Word _shindexsrc); 97 Elf_Data *gelf_xlatetof(Elf *_elf, Elf_Data *_dst, const Elf_Data *_src, unsigned int _encode); 98 Elf_Data *gelf_xlatetom(Elf *_elf, Elf_Data *_dst, const Elf_Data *_src, unsigned int _encode); 99 100 GElf_Cap *gelf_getcap(Elf_Data *_data, int _index, GElf_Cap *_cap); 101 GElf_Move *gelf_getmove(Elf_Data *_src, int _index, GElf_Move *_dst); 102 GElf_Syminfo *gelf_getsyminfo(Elf_Data *_src, int _index, GElf_Syminfo *_dst); 103 int gelf_update_cap(Elf_Data *_dst, int _index, GElf_Cap *_src); 104 int gelf_update_move(Elf_Data *_dst, int _index, GElf_Move *_src); 105 int gelf_update_syminfo(Elf_Data *_dst, int _index, GElf_Syminfo *_src); 106 __END_DECLS 107 108 #endif /* _GELF_H_ */