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/********************************************************************* * NAN - Native Abstractions for Node.js * * Copyright (c) 2018 NAN contributors: * - Rod Vagg <https://github.com/rvagg> * - Benjamin Byholm <https://github.com/kkoopa> * - Trevor Norris <https://github.com/trevnorris> * - Nathan Rajlich <https://github.com/TooTallNate> * - Brett Lawson <https://github.com/brett19> * - Ben Noordhuis <https://github.com/bnoordhuis> * - David Siegel <https://github.com/agnat> * - Michael Ira Krufky <https://github.com/mkrufky> * * MIT License <https://github.com/nodejs/nan/blob/master/LICENSE.md> * * Version 2.14.0: current Node 12.2.0, Node 12: 0.12.18, Node 10: 0.10.48, iojs: 3.3.1 * * See https://github.com/nodejs/nan for the latest update to this file **********************************************************************************/ #ifndef NAN_H_ #define NAN_H_ #include <node_version.h> #define NODE_0_10_MODULE_VERSION 11 #define NODE_0_12_MODULE_VERSION 14 #define ATOM_0_21_MODULE_VERSION 41 #define IOJS_1_0_MODULE_VERSION 42 #define IOJS_1_1_MODULE_VERSION 43 #define IOJS_2_0_MODULE_VERSION 44 #define IOJS_3_0_MODULE_VERSION 45 #define NODE_4_0_MODULE_VERSION 46 #define NODE_5_0_MODULE_VERSION 47 #define NODE_6_0_MODULE_VERSION 48 #define NODE_7_0_MODULE_VERSION 51 #define NODE_8_0_MODULE_VERSION 57 #define NODE_9_0_MODULE_VERSION 59 #define NODE_10_0_MODULE_VERSION 64 #define NODE_11_0_MODULE_VERSION 67 #define NODE_12_0_MODULE_VERSION 72 #ifdef _MSC_VER # define NAN_HAS_CPLUSPLUS_11 (_MSC_VER >= 1800) #else # define NAN_HAS_CPLUSPLUS_11 (__cplusplus >= 201103L) #endif #if NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION && !NAN_HAS_CPLUSPLUS_11 # error This version of node/NAN/v8 requires a C++11 compiler #endif #include <uv.h> #include <node.h> #include <node_buffer.h> #include <node_object_wrap.h> #include <algorithm> #include <cstring> #include <climits> #include <cstdlib> #include <utility> #if defined(_MSC_VER) # pragma warning( push ) # pragma warning( disable : 4530 ) # include <queue> # include <string> # include <vector> # pragma warning( pop ) #else # include <queue> # include <string> # include <vector> #endif // uv helpers #ifdef UV_VERSION_MAJOR # ifndef UV_VERSION_PATCH # define UV_VERSION_PATCH 0 # endif # define NAUV_UVVERSION ((UV_VERSION_MAJOR << 16) | \ (UV_VERSION_MINOR << 8) | \ (UV_VERSION_PATCH)) #else # define NAUV_UVVERSION 0x000b00 #endif #if NAUV_UVVERSION < 0x000b0b # ifdef WIN32 # include <windows.h> # else # include <pthread.h> # endif #endif namespace Nan { #define NAN_CONCAT(a, b) NAN_CONCAT_HELPER(a, b) #define NAN_CONCAT_HELPER(a, b) a##b #define NAN_INLINE inline // TODO(bnoordhuis) Remove in v3.0.0. #if defined(__GNUC__) && \ !(defined(V8_DISABLE_DEPRECATIONS) && V8_DISABLE_DEPRECATIONS) # define NAN_DEPRECATED __attribute__((deprecated)) #elif defined(_MSC_VER) && \ !(defined(V8_DISABLE_DEPRECATIONS) && V8_DISABLE_DEPRECATIONS) # define NAN_DEPRECATED __declspec(deprecated) #else # define NAN_DEPRECATED #endif #if NAN_HAS_CPLUSPLUS_11 # define NAN_DISALLOW_ASSIGN(CLASS) void operator=(const CLASS&) = delete; # define NAN_DISALLOW_COPY(CLASS) CLASS(const CLASS&) = delete; # define NAN_DISALLOW_MOVE(CLASS) \ CLASS(CLASS&&) = delete; /* NOLINT(build/c++11) */ \ void operator=(CLASS&&) = delete; #else # define NAN_DISALLOW_ASSIGN(CLASS) void operator=(const CLASS&); # define NAN_DISALLOW_COPY(CLASS) CLASS(const CLASS&); # define NAN_DISALLOW_MOVE(CLASS) #endif #define NAN_DISALLOW_ASSIGN_COPY(CLASS) \ NAN_DISALLOW_ASSIGN(CLASS) \ NAN_DISALLOW_COPY(CLASS) #define NAN_DISALLOW_ASSIGN_MOVE(CLASS) \ NAN_DISALLOW_ASSIGN(CLASS) \ NAN_DISALLOW_MOVE(CLASS) #define NAN_DISALLOW_COPY_MOVE(CLASS) \ NAN_DISALLOW_COPY(CLASS) \ NAN_DISALLOW_MOVE(CLASS) #define NAN_DISALLOW_ASSIGN_COPY_MOVE(CLASS) \ NAN_DISALLOW_ASSIGN(CLASS) \ NAN_DISALLOW_COPY(CLASS) \ NAN_DISALLOW_MOVE(CLASS) #define TYPE_CHECK(T, S) \ while (false) { \ *(static_cast<T *volatile *>(0)) = static_cast<S*>(0); \ } //=== RegistrationFunction ===================================================== #if NODE_MODULE_VERSION < IOJS_3_0_MODULE_VERSION typedef v8::Handle<v8::Object> ADDON_REGISTER_FUNCTION_ARGS_TYPE; #else typedef v8::Local<v8::Object> ADDON_REGISTER_FUNCTION_ARGS_TYPE; #endif #define NAN_MODULE_INIT(name) \ void name(Nan::ADDON_REGISTER_FUNCTION_ARGS_TYPE target) #if NODE_MAJOR_VERSION >= 10 || \ NODE_MAJOR_VERSION == 9 && NODE_MINOR_VERSION >= 3 #define NAN_MODULE_WORKER_ENABLED(module_name, registration) \ extern "C" NODE_MODULE_EXPORT void \ NAN_CONCAT(node_register_module_v, NODE_MODULE_VERSION)( \ v8::Local<v8::Object> exports, v8::Local<v8::Value> module, \ v8::Local<v8::Context> context) \ { \ registration(exports); \ } #else #define NAN_MODULE_WORKER_ENABLED(module_name, registration) \ NODE_MODULE(module_name, registration) #endif //=== CallbackInfo ============================================================= #include "nan_callbacks.h" // NOLINT(build/include) //============================================================================== #if (NODE_MODULE_VERSION < NODE_0_12_MODULE_VERSION) typedef v8::Script UnboundScript; typedef v8::Script BoundScript; #else typedef v8::UnboundScript UnboundScript; typedef v8::Script BoundScript; #endif #if (NODE_MODULE_VERSION < ATOM_0_21_MODULE_VERSION) typedef v8::String::ExternalAsciiStringResource ExternalOneByteStringResource; #else typedef v8::String::ExternalOneByteStringResource ExternalOneByteStringResource; #endif #if (NODE_MODULE_VERSION > NODE_0_10_MODULE_VERSION) template<typename T> class NonCopyablePersistentTraits : public v8::NonCopyablePersistentTraits<T> {}; template<typename T> class CopyablePersistentTraits : public v8::CopyablePersistentTraits<T> {}; template<typename T> class PersistentBase : public v8::PersistentBase<T> {}; template<typename T, typename M = v8::NonCopyablePersistentTraits<T> > class Persistent; #else template<typename T> class NonCopyablePersistentTraits; template<typename T> class PersistentBase; template<typename T, typename P> class WeakCallbackData; template<typename T, typename M = NonCopyablePersistentTraits<T> > class Persistent; #endif // NODE_MODULE_VERSION template<typename T> class Maybe { public: inline bool IsNothing() const { return !has_value_; } inline bool IsJust() const { return has_value_; } inline T ToChecked() const { return FromJust(); } inline void Check() const { FromJust(); } inline bool To(T* out) const { if (IsJust()) *out = value_; return IsJust(); } inline T FromJust() const { #if defined(V8_ENABLE_CHECKS) assert(IsJust() && "FromJust is Nothing"); #endif // V8_ENABLE_CHECKS return value_; } inline T FromMaybe(const T& default_value) const { return has_value_ ? value_ : default_value;