Gecko [ oric.aiou.edu.pk ]

Name	Size	Permission
aliased_buffer.h	6.42 KB	-rw-r--r--
async_wrap-inl.h	3.33 KB	-rw-r--r--
async_wrap.h	9.16 KB	-rw-r--r--
base64.h	5.82 KB	-rw-r--r--
base_object-inl.h	4.02 KB	-rw-r--r--
base_object.h	4.43 KB	-rw-r--r--
connect_wrap.h	617 B	-rw-r--r--
connection_wrap.h	699 B	-rw-r--r--
debug_utils.h	4.29 KB	-rw-r--r--
env-inl.h	30.64 KB	-rw-r--r--
env.h	46.48 KB	-rw-r--r--
handle_wrap.h	3.91 KB	-rw-r--r--
inspector_agent.h	4.13 KB	-rw-r--r--
inspector_io.h	2.63 KB	-rw-r--r--
inspector_socket.h	1.46 KB	-rw-r--r--
inspector_socket_server.h	3.21 KB	-rw-r--r--
js_stream.h	1.58 KB	-rw-r--r--
memory_tracker-inl.h	10.83 KB	-rw-r--r--
memory_tracker.h	9.96 KB	-rw-r--r--
module_wrap.h	3.07 KB	-rw-r--r--
node.h	35.16 KB	-rw-r--r--
node_api.h	35.44 KB	-rw-r--r--
node_api_types.h	4.16 KB	-rw-r--r--
node_buffer.h	3.4 KB	-rw-r--r--
node_code_cache.h	432 B	-rw-r--r--
node_constants.h	3.11 KB	-rw-r--r--
node_context_data.h	1.14 KB	-rw-r--r--
node_contextify.h	4.81 KB	-rw-r--r--
node_counters.h	2.37 KB	-rw-r--r--
node_crypto.h	23.92 KB	-rw-r--r--
node_crypto_bio.h	5.44 KB	-rw-r--r--
node_crypto_clienthello-inl.h	2.62 KB	-rw-r--r--
node_crypto_clienthello.h	4 KB	-rw-r--r--
node_crypto_groups.h	23.12 KB	-rw-r--r--
node_dtrace.h	2.91 KB	-rw-r--r--
node_errors.h	6.06 KB	-rw-r--r--
node_file.h	10.16 KB	-rw-r--r--
node_http2.h	47.76 KB	-rw-r--r--
node_http2_state.h	4.72 KB	-rw-r--r--
node_i18n.h	2.4 KB	-rw-r--r--
node_internals.h	28.47 KB	-rw-r--r--
node_javascript.h	1.72 KB	-rw-r--r--
node_messaging.h	8.38 KB	-rw-r--r--
node_mutex.h	4.42 KB	-rw-r--r--
node_object_wrap.h	3.7 KB	-rw-r--r--
node_options-inl.h	14.78 KB	-rw-r--r--
node_options.h	12.25 KB	-rw-r--r--
node_perf.h	3.64 KB	-rw-r--r--
node_perf_common.h	3 KB	-rw-r--r--
node_persistent.h	936 B	-rw-r--r--
node_platform.h	5.14 KB	-rw-r--r--
node_revert.h	2.21 KB	-rw-r--r--
node_root_certs.h	223.29 KB	-rw-r--r--
node_stat_watcher.h	2.15 KB	-rw-r--r--
node_url.h	6.16 KB	-rw-r--r--
node_version.h	3.79 KB	-rw-r--r--
node_watchdog.h	3.03 KB	-rw-r--r--
node_win32_etw_provider-inl.h	11.67 KB	-rw-r--r--
node_win32_etw_provider.h	3.67 KB	-rw-r--r--
node_win32_perfctr_provider.h	2.14 KB	-rw-r--r--
node_worker.h	2.88 KB	-rw-r--r--
pipe_wrap.h	2.62 KB	-rw-r--r--
req_wrap-inl.h	5.44 KB	-rw-r--r--
req_wrap.h	1.87 KB	-rw-r--r--
sharedarraybuffer_metadata.h	2.34 KB	-rw-r--r--
spawn_sync.h	6.82 KB	-rw-r--r--
stream_base-inl.h	14.08 KB	-rw-r--r--
stream_base.h	13.46 KB	-rw-r--r--
stream_pipe.h	2 KB	-rw-r--r--
stream_wrap.h	4.03 KB	-rw-r--r--
string_bytes.h	5.14 KB	-rw-r--r--
string_decoder-inl.h	876 B	-rw-r--r--
string_decoder.h	1.5 KB	-rw-r--r--
string_search.h	20.53 KB	-rw-r--r--
tcp_wrap.h	3.59 KB	-rw-r--r--
tls_wrap.h	6.61 KB	-rw-r--r--
tty_wrap.h	2.22 KB	-rw-r--r--
udp_wrap.h	4.12 KB	-rw-r--r--
util-inl.h	14.06 KB	-rw-r--r--
util.h	15.9 KB	-rw-r--r--
v8abbr.h	5.03 KB	-rw-r--r--

Code Editor : base_object.h

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

#ifndef SRC_BASE_OBJECT_H_
#define SRC_BASE_OBJECT_H_

#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#include "node_persistent.h"
#include "memory_tracker-inl.h"
#include "v8.h"
#include <type_traits>  // std::remove_reference

namespace node {

class Environment;

class BaseObject : public MemoryRetainer {
 public:
  // Associates this object with `object`. It uses the 0th internal field for
  // that, and in particular aborts if there is no such field.
  inline BaseObject(Environment* env, v8::Local<v8::Object> object);
  virtual inline ~BaseObject();

// Returns the wrapped object.  Returns an empty handle when
  // persistent.IsEmpty() is true.
  inline v8::Local<v8::Object> object() const;

// Same as the above, except it additionally verifies that this object
  // is associated with the passed Isolate in debug mode.
  inline v8::Local<v8::Object> object(v8::Isolate* isolate) const;

inline Persistent<v8::Object>& persistent();

inline Environment* env() const;

// Get a BaseObject* pointer, or subclass pointer, for the JS object that
  // was also passed to the `BaseObject()` constructor initially.
  // This may return `nullptr` if the C++ object has not been constructed yet,
  // e.g. when the JS object used `MakeLazilyInitializedJSTemplate`.
  static inline BaseObject* FromJSObject(v8::Local<v8::Object> object);
  template <typename T>
  static inline T* FromJSObject(v8::Local<v8::Object> object);

// Make the `Persistent` a weak reference and, `delete` this object once
  // the JS object has been garbage collected.
  inline void MakeWeak();

// Undo `MakeWeak()`, i.e. turn this into a strong reference.
  inline void ClearWeak();

// Utility to create a FunctionTemplate with one internal field (used for
  // the `BaseObject*` pointer) and a constructor that initializes that field
  // to `nullptr`.
  static inline v8::Local<v8::FunctionTemplate> MakeLazilyInitializedJSTemplate(
      Environment* env);

private:
  BaseObject();

v8::Local<v8::Object> WrappedObject() const override;
  bool IsRootNode() const override;
  static void DeleteMe(void* data);

// persistent_handle_ needs to be at a fixed offset from the start of the
  // class because it is used by src/node_postmortem_metadata.cc to calculate
  // offsets and generate debug symbols for BaseObject, which assumes that the
  // position of members in memory are predictable. For more information please
  // refer to `doc/guides/node-postmortem-support.md`
  friend int GenDebugSymbols();
  friend class Environment;

Persistent<v8::Object> persistent_handle_;
  Environment* env_;
};

// Global alias for FromJSObject() to avoid churn.
template <typename T>
inline T* Unwrap(v8::Local<v8::Object> obj) {
  return BaseObject::FromJSObject<T>(obj);
}

#define ASSIGN_OR_RETURN_UNWRAP(ptr, obj, ...)                                \
  do {                                                                        \
    *ptr = static_cast<typename std::remove_reference<decltype(*ptr)>::type>( \
        BaseObject::FromJSObject(obj));                                       \
    if (*ptr == nullptr)                                                      \
      return __VA_ARGS__;                                                     \
  } while (0)

}  // namespace node

#endif  // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#endif  // SRC_BASE_OBJECT_H_

${this.title}

Code Editor : base_object.h