| 114 | } |
| 115 | |
| 116 | void *MemoryUtils::ResolveSymbol(void *handle, const char *symbol) |
| 117 | { |
| 118 | #ifdef PLATFORM_WINDOWS |
| 119 | |
| 120 | /* Add this this library into the cache */ |
| 121 | GetLibraryInfo(handle); |
| 122 | return GetProcAddress((HMODULE)handle, symbol); |
| 123 | |
| 124 | #elif defined PLATFORM_LINUX |
| 125 | |
| 126 | #ifdef KE_ARCH_X86 |
| 127 | typedef Elf32_Ehdr ElfHeader; |
| 128 | typedef Elf32_Shdr ElfSHeader; |
| 129 | typedef Elf32_Sym ElfSymbol; |
| 130 | #define ELF_SYM_TYPE ELF32_ST_TYPE |
| 131 | #else |
| 132 | typedef Elf64_Ehdr ElfHeader; |
| 133 | typedef Elf64_Shdr ElfSHeader; |
| 134 | typedef Elf64_Sym ElfSymbol; |
| 135 | #define ELF_SYM_TYPE ELF64_ST_TYPE |
| 136 | #endif |
| 137 | |
| 138 | struct link_map *dlmap; |
| 139 | struct stat dlstat; |
| 140 | int dlfile; |
| 141 | uintptr_t map_base; |
| 142 | ElfHeader *file_hdr; |
| 143 | ElfSHeader *sections, *shstrtab_hdr, *symtab_hdr, *strtab_hdr; |
| 144 | ElfSymbol *symtab; |
| 145 | const char *shstrtab, *strtab; |
| 146 | uint16_t section_count; |
| 147 | uint32_t symbol_count; |
| 148 | LibSymbolTable *libtable; |
| 149 | SymbolTable *table; |
| 150 | Symbol *symbol_entry; |
| 151 | |
| 152 | dlmap = (struct link_map *)handle; |
| 153 | symtab_hdr = NULL; |
| 154 | strtab_hdr = NULL; |
| 155 | table = NULL; |
| 156 | |
| 157 | /* See if we already have a symbol table for this library */ |
| 158 | for (size_t i = 0; i < m_SymTables.size(); i++) |
| 159 | { |
| 160 | libtable = m_SymTables[i]; |
| 161 | if (libtable->lib_base == dlmap->l_addr) |
| 162 | { |
| 163 | table = &libtable->table; |
| 164 | break; |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | /* Add this this library into the cache */ |
| 169 | GetLibraryInfo((void *)dlmap->l_addr); |
| 170 | |
| 171 | /* If we don't have a symbol table for this library, then create one */ |
| 172 | if (table == NULL) |
| 173 | { |
no test coverage detected