void MemoryUtils::ForEachSymbol(void *handle, const std::function<bool(Symbol *)>& functor) { /* do a bogus symbol lookup to force everything into the symbol table cache */ assert(ResolveSymbol(handle, "________________") == nullptr); #ifdef PLATFORM_LINUX struct link_map *dlmap; LibSymbolTable *libtable; SymbolTable *table; dlmap = (struct link_map *)handle; table = NULL; /* See if we already have a symbol table for this library */ for (size_t i = 0; i < m_SymTables.size(); i++) { libtable = m_SymTables[i]; if (libtable->lib_base == dlmap->l_addr) { table = &libtable->table; break; } } /* If we don't have a symbol table for this library, then create one */ if (table == NULL) { libtable = new LibSymbolTable(); libtable->table.Initialize(); libtable->lib_base = dlmap->l_addr; libtable->last_pos = 0; table = &libtable->table; m_SymTables.push_back(libtable); } table->ForEachSymbol(functor); #elif defined PLATFORM_APPLE uintptr_t dlbase; uint32_t image_count; LibSymbolTable *libtable; SymbolTable *table; Symbol *symbol_entry; dlbase = 0; image_count = m_ImageList->infoArrayCount; table = NULL; /* Loop through mach-o images in process. * We can skip index 0 since that is just the executable. */ for (uint32_t i = 1; i < image_count; i++) { const struct dyld_image_info &info = m_ImageList->infoArray[i]; /* "Load" each one until we get a matching handle */ void *h = dlopen(info.imageFilePath, RTLD_NOLOAD); if (h == handle) { dlbase = (uintptr_t)info.imageLoadAddress; dlclose(h); break; } dlclose(h); } if (!dlbase) { /* Uh oh, we couldn't find a matching handle */ return; } /* See if we already have a symbol table for this library */ for (size_t i = 0; i < m_SymTables.size(); i++) { libtable = m_SymTables[i]; if (libtable->lib_base == dlbase) { table = &libtable->table; break; } } /* If we don't have a symbol table for this library, then create one */ if (table == NULL) { libtable = new LibSymbolTable(); libtable->table.Initialize(); libtable->lib_base = dlbase; libtable->last_pos = 0; table = &libtable->table; m_SymTables.push_back(libtable); } table->ForEachSymbol(functor); #endif }