87 lines
2.8 KiB
C++
87 lines
2.8 KiB
C++
// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef SHELL_COMMON_API_ELECTRON_BINDINGS_H_
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#define SHELL_COMMON_API_ELECTRON_BINDINGS_H_
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#include <list>
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#include <memory>
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#include "base/files/file_path.h"
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#include "base/memory/scoped_refptr.h"
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#include "base/process/process_metrics.h"
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#include "shell/common/gin_helper/promise.h"
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#include "shell/common/node_bindings.h"
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#include "uv.h" // NOLINT(build/include_directory)
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namespace gin_helper {
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class Arguments;
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class Dictionary;
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} // namespace gin_helper
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namespace memory_instrumentation {
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class GlobalMemoryDump;
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}
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namespace node {
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class Environment;
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}
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namespace electron {
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class ElectronBindings {
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public:
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explicit ElectronBindings(uv_loop_t* loop);
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virtual ~ElectronBindings();
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// disable copy
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ElectronBindings(const ElectronBindings&) = delete;
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ElectronBindings& operator=(const ElectronBindings&) = delete;
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// Add process._linkedBinding function, which behaves like process.binding
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// but load native code from Electron instead.
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void BindTo(v8::Isolate* isolate, v8::Local<v8::Object> process);
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// Should be called when a node::Environment has been destroyed.
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void EnvironmentDestroyed(node::Environment* env);
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static void BindProcess(v8::Isolate* isolate,
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gin_helper::Dictionary* process,
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base::ProcessMetrics* metrics);
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static void Crash();
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static void DidReceiveMemoryDump(
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v8::Global<v8::Context> context,
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gin_helper::Promise<gin_helper::Dictionary> promise,
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base::ProcessId target_pid,
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bool success,
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std::unique_ptr<memory_instrumentation::GlobalMemoryDump> dump);
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private:
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static void Hang();
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static v8::Local<v8::Value> GetHeapStatistics(v8::Isolate* isolate);
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static v8::Local<v8::Value> GetCreationTime(v8::Isolate* isolate);
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static v8::Local<v8::Value> GetSystemMemoryInfo(v8::Isolate* isolate,
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gin_helper::Arguments* args);
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static v8::Local<v8::Promise> GetProcessMemoryInfo(v8::Isolate* isolate);
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static v8::Local<v8::Value> GetBlinkMemoryInfo(v8::Isolate* isolate);
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static v8::Local<v8::Value> GetCPUUsage(base::ProcessMetrics* metrics,
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v8::Isolate* isolate);
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static v8::Local<v8::Value> GetIOCounters(v8::Isolate* isolate);
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static bool TakeHeapSnapshot(v8::Isolate* isolate,
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const base::FilePath& file_path);
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void ActivateUVLoop(v8::Isolate* isolate);
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static void OnCallNextTick(uv_async_t* handle);
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UvHandle<uv_async_t> call_next_tick_async_;
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std::list<node::Environment*> pending_next_ticks_;
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std::unique_ptr<base::ProcessMetrics> metrics_;
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};
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} // namespace electron
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#endif // SHELL_COMMON_API_ELECTRON_BINDINGS_H_
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