| 1 | /* |
| 2 | * Copyright (c) 2014 Samsung Electronics Co., Ltd. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along |
| 15 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 17 | * |
| 18 | */ |
| 19 | |
| 20 | |
| 21 | #ifndef __LD_H__ |
| 22 | #define __LD_H__ |
| 23 | |
| 24 | |
| 25 | #define __TARGET_64__ |
| 26 | |
| 27 | #include "elf.h" |
| 28 | |
| 29 | typedef int (*ld_init_t)(void); |
| 30 | typedef int (*ld_fini_t)(void); |
| 31 | |
| 32 | #ifdef __TARGET_64__ |
| 33 | typedef int (*ld_resolve_t)(void *binary, _Elf_Sym *sym, _Elf_Sxword *value); |
| 34 | #else //__TARGET_32__ |
| 35 | typedef int (*ld_resolve_t)(void *binary, _Elf_Sym *sym, _Elf_Sword *value); |
| 36 | #endif //__TARGET_64__ | __TARGET_32__ |
| 37 | |
| 38 | typedef int (*ld_translate_t)(void *binary, void *in, void **out); |
| 39 | |
| 40 | int ld_Elf_Ehdr_to_Elf_Shdr(_Elf_Ehdr *ehdr, _Elf_Shdr **shdr, size_t *size); |
| 41 | |
| 42 | int ld_Elf_Ehdr_to_Elf_Phdr(_Elf_Ehdr *ehdr, _Elf_Phdr **phdr, size_t *size); |
| 43 | |
| 44 | int ld_binary_to_Elf_Ehdr(void *binary, _Elf_Ehdr **ehdr); |
| 45 | |
| 46 | int ld_get_entry(void *binary, void **entry); |
| 47 | |
| 48 | int ld_get_name(void *binary, char **name); |
| 49 | |
| 50 | int ld_get_version(void *binary, char **version); |
| 51 | |
| 52 | int ld_get_string(char *strtab, int index, char **string); |
| 53 | |
| 54 | int ld_get_symbol(_Elf_Sym *symtab, int index, _Elf_Sym **symbol); |
| 55 | |
| 56 | int ld_get_base(void *binary, void **address); |
| 57 | |
| 58 | int ld_get_size(void *binary, size_t *size); |
| 59 | |
| 60 | int ld_get_sect(void *binary, char *name, void **section, size_t *size); |
| 61 | |
| 62 | #ifdef __TARGET_64__ |
| 63 | int ld_get_dynamic_relatab(void *binary, _Elf_Rela **rela, size_t *size); |
| 64 | #else //__TARGET_32__ |
| 65 | int ld_get_dynamic_reltab(void *binary, _Elf_Rel **rel, size_t *size); |
| 66 | #endif //__TARGET_64__ | __TARGET_32__ |
| 67 | |
| 68 | int ld_get_dynamic_symtab(void *binary, _Elf_Sym **symtab, size_t *size); |
| 69 | |
| 70 | int ld_get_dynamic_strtab(void *binary, char **strtab, size_t *size); |
| 71 | |
| 72 | #ifdef __TARGET_64__ |
| 73 | int ld_fixup_dynamic_relatab(void *binary, ld_resolve_t resolve, ld_translate_t translate); |
| 74 | #else //__TARGET_32__ |
| 75 | int ld_fixup_dynamic_reltab(void *binary, ld_resolve_t resolve, ld_translate_t translate); |
| 76 | #endif //__TARGET_64__ | __TARGET_32__ |
| 77 | |
| 78 | int ld_fixup_dynamic_plttab(void *binary, ld_resolve_t resolve, ld_translate_t translate); |
| 79 | |
| 80 | #endif //__LD_H__ |