���� JFIF �� � ( %"1"%)+...383,7(-.-
![]() Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /proc/self/root/home/real/node-v13.0.1/src/ |
#ifndef SRC_NODE_NATIVE_MODULE_H_ #define SRC_NODE_NATIVE_MODULE_H_ #if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS #include <map> #include <memory> #include <set> #include <string> #include "node_mutex.h" #include "node_union_bytes.h" #include "v8.h" // Forward declare test fixture for `friend` declaration. class PerProcessTest; namespace node { namespace native_module { using NativeModuleRecordMap = std::map<std::string, UnionBytes>; using NativeModuleCacheMap = std::unordered_map<std::string, std::unique_ptr<v8::ScriptCompiler::CachedData>>; // The native (C++) side of the NativeModule in JS land, which // handles compilation and caching of builtin modules (NativeModule) // and bootstrappers, whose source are bundled into the binary // as static data. // This class should not depend on any Environment, or depend on access to // the its own singleton - that should be encapsulated in NativeModuleEnv // instead. class NativeModuleLoader { public: NativeModuleLoader(const NativeModuleLoader&) = delete; NativeModuleLoader& operator=(const NativeModuleLoader&) = delete; private: // Only allow access from friends. friend class NativeModuleEnv; friend class CodeCacheBuilder; NativeModuleLoader(); static NativeModuleLoader* GetInstance(); // Generated by tools/js2c.py as node_javascript.cc void LoadJavaScriptSource(); // Loads data into source_ UnionBytes GetConfig(); // Return data for config.gypi bool Exists(const char* id); v8::Local<v8::Object> GetSourceObject(v8::Local<v8::Context> context); v8::Local<v8::String> GetConfigString(v8::Isolate* isolate); std::vector<std::string> GetModuleIds(); struct ModuleCategories { bool is_initialized = false; std::set<std::string> can_be_required; std::set<std::string> cannot_be_required; }; void InitializeModuleCategories(); const std::set<std::string>& GetCannotBeRequired(); const std::set<std::string>& GetCanBeRequired(); bool CanBeRequired(const char* id); bool CannotBeRequired(const char* id); NativeModuleCacheMap* code_cache(); v8::ScriptCompiler::CachedData* GetCodeCache(const char* id) const; enum class Result { kWithCache, kWithoutCache }; // If an exception is encountered (e.g. source code contains // syntax error), the returned value is empty. v8::MaybeLocal<v8::Function> LookupAndCompile( v8::Local<v8::Context> context, const char* id, std::vector<v8::Local<v8::String>>* parameters, Result* result); v8::MaybeLocal<v8::Function> CompileAsModule(v8::Local<v8::Context> context, const char* id, Result* result); static NativeModuleLoader instance_; ModuleCategories module_categories_; NativeModuleRecordMap source_; NativeModuleCacheMap code_cache_; UnionBytes config_; // Used to synchronize access to the code cache map Mutex code_cache_mutex_; friend class ::PerProcessTest; }; } // namespace native_module } // namespace node #endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS #endif // SRC_NODE_NATIVE_MODULE_H_