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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CONTENT_CHILD_CHILD_THREAD_IMPL_H_ | 5 #ifndef CONTENT_CHILD_CHILD_THREAD_IMPL_H_ |
6 #define CONTENT_CHILD_CHILD_THREAD_IMPL_H_ | 6 #define CONTENT_CHILD_CHILD_THREAD_IMPL_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 | 10 |
11 #include <memory> | 11 #include <memory> |
12 #include <string> | 12 #include <string> |
13 | 13 |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "base/memory/shared_memory.h" | 15 #include "base/memory/shared_memory.h" |
16 #include "base/memory/weak_ptr.h" | 16 #include "base/memory/weak_ptr.h" |
17 #include "base/power_monitor/power_monitor.h" | 17 #include "base/power_monitor/power_monitor.h" |
18 #include "base/sequenced_task_runner.h" | 18 #include "base/single_thread_task_runner.h" |
19 #include "base/tracked_objects.h" | 19 #include "base/tracked_objects.h" |
20 #include "build/build_config.h" | 20 #include "build/build_config.h" |
21 #include "content/common/associated_interfaces.mojom.h" | 21 #include "content/common/associated_interfaces.mojom.h" |
22 #include "content/common/content_export.h" | 22 #include "content/common/content_export.h" |
23 #include "content/public/child/child_thread.h" | 23 #include "content/public/child/child_thread.h" |
24 #include "ipc/ipc.mojom.h" | 24 #include "ipc/ipc.mojom.h" |
25 #include "ipc/ipc_message.h" // For IPC_MESSAGE_LOG_ENABLED. | 25 #include "ipc/ipc_message.h" // For IPC_MESSAGE_LOG_ENABLED. |
26 #include "ipc/ipc_platform_file.h" | 26 #include "ipc/ipc_platform_file.h" |
27 #include "ipc/message_router.h" | 27 #include "ipc/message_router.h" |
28 #include "mojo/public/cpp/bindings/associated_binding.h" | 28 #include "mojo/public/cpp/bindings/associated_binding.h" |
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218 virtual void OnProcessBackgrounded(bool backgrounded); | 218 virtual void OnProcessBackgrounded(bool backgrounded); |
219 virtual void OnProcessPurgeAndSuspend(); | 219 virtual void OnProcessPurgeAndSuspend(); |
220 virtual void OnProcessResume(); | 220 virtual void OnProcessResume(); |
221 | 221 |
222 // IPC::Listener implementation: | 222 // IPC::Listener implementation: |
223 bool OnMessageReceived(const IPC::Message& msg) override; | 223 bool OnMessageReceived(const IPC::Message& msg) override; |
224 void OnChannelConnected(int32_t peer_pid) override; | 224 void OnChannelConnected(int32_t peer_pid) override; |
225 void OnChannelError() override; | 225 void OnChannelError() override; |
226 | 226 |
227 bool IsInBrowserProcess() const; | 227 bool IsInBrowserProcess() const; |
228 scoped_refptr<base::SequencedTaskRunner> GetIOTaskRunner(); | 228 scoped_refptr<base::SingleThreadTaskRunner> GetIOTaskRunner(); |
229 | 229 |
230 private: | 230 private: |
231 class ChildThreadMessageRouter : public IPC::MessageRouter { | 231 class ChildThreadMessageRouter : public IPC::MessageRouter { |
232 public: | 232 public: |
233 // |sender| must outlive this object. | 233 // |sender| must outlive this object. |
234 explicit ChildThreadMessageRouter(IPC::Sender* sender); | 234 explicit ChildThreadMessageRouter(IPC::Sender* sender); |
235 bool Send(IPC::Message* msg) override; | 235 bool Send(IPC::Message* msg) override; |
236 | 236 |
237 // MessageRouter overrides. | 237 // MessageRouter overrides. |
238 bool RouteMessage(const IPC::Message& msg) override; | 238 bool RouteMessage(const IPC::Message& msg) override; |
239 | 239 |
240 private: | 240 private: |
241 IPC::Sender* const sender_; | 241 IPC::Sender* const sender_; |
242 }; | 242 }; |
243 | 243 |
244 class ClientDiscardableSharedMemoryManagerDelegate; | |
245 | |
246 void Init(const Options& options); | 244 void Init(const Options& options); |
247 | 245 |
248 // We create the channel first without connecting it so we can add filters | 246 // We create the channel first without connecting it so we can add filters |
249 // prior to any messages being received, then connect it afterwards. | 247 // prior to any messages being received, then connect it afterwards. |
250 void ConnectChannel(); | 248 void ConnectChannel(); |
251 | 249 |
252 // IPC message handlers. | 250 // IPC message handlers. |
253 void OnShutdown(); | 251 void OnShutdown(); |
254 void OnSetProfilerStatus(tracked_objects::ThreadData::Status status); | 252 void OnSetProfilerStatus(tracked_objects::ThreadData::Status status); |
255 void OnGetChildProfilerData(int sequence_number, int current_profiling_phase); | 253 void OnGetChildProfilerData(int sequence_number, int current_profiling_phase); |
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326 | 324 |
327 scoped_refptr<NotificationDispatcher> notification_dispatcher_; | 325 scoped_refptr<NotificationDispatcher> notification_dispatcher_; |
328 | 326 |
329 scoped_refptr<PushDispatcher> push_dispatcher_; | 327 scoped_refptr<PushDispatcher> push_dispatcher_; |
330 | 328 |
331 std::unique_ptr<ChildSharedBitmapManager> shared_bitmap_manager_; | 329 std::unique_ptr<ChildSharedBitmapManager> shared_bitmap_manager_; |
332 | 330 |
333 std::unique_ptr<discardable_memory::ClientDiscardableSharedMemoryManager> | 331 std::unique_ptr<discardable_memory::ClientDiscardableSharedMemoryManager> |
334 discardable_shared_memory_manager_; | 332 discardable_shared_memory_manager_; |
335 | 333 |
336 std::unique_ptr<ClientDiscardableSharedMemoryManagerDelegate> | |
337 client_discardable_shared_memory_manager_delegate_; | |
338 | |
339 std::unique_ptr<base::PowerMonitor> power_monitor_; | 334 std::unique_ptr<base::PowerMonitor> power_monitor_; |
340 | 335 |
341 scoped_refptr<base::SequencedTaskRunner> browser_process_io_runner_; | 336 scoped_refptr<base::SingleThreadTaskRunner> browser_process_io_runner_; |
342 | 337 |
343 std::unique_ptr<base::WeakPtrFactory<ChildThreadImpl>> | 338 std::unique_ptr<base::WeakPtrFactory<ChildThreadImpl>> |
344 channel_connected_factory_; | 339 channel_connected_factory_; |
345 | 340 |
346 base::WeakPtrFactory<ChildThreadImpl> weak_factory_; | 341 base::WeakPtrFactory<ChildThreadImpl> weak_factory_; |
347 | 342 |
348 DISALLOW_COPY_AND_ASSIGN(ChildThreadImpl); | 343 DISALLOW_COPY_AND_ASSIGN(ChildThreadImpl); |
349 }; | 344 }; |
350 | 345 |
351 struct ChildThreadImpl::Options { | 346 struct ChildThreadImpl::Options { |
352 Options(const Options& other); | 347 Options(const Options& other); |
353 ~Options(); | 348 ~Options(); |
354 | 349 |
355 class Builder; | 350 class Builder; |
356 | 351 |
357 bool auto_start_service_manager_connection; | 352 bool auto_start_service_manager_connection; |
358 bool connect_to_browser; | 353 bool connect_to_browser; |
359 scoped_refptr<base::SequencedTaskRunner> browser_process_io_runner; | 354 bool init_discardable_memory; |
| 355 scoped_refptr<base::SingleThreadTaskRunner> browser_process_io_runner; |
360 std::vector<IPC::MessageFilter*> startup_filters; | 356 std::vector<IPC::MessageFilter*> startup_filters; |
361 std::string in_process_service_request_token; | 357 std::string in_process_service_request_token; |
362 | 358 |
363 private: | 359 private: |
364 Options(); | 360 Options(); |
365 }; | 361 }; |
366 | 362 |
367 class ChildThreadImpl::Options::Builder { | 363 class ChildThreadImpl::Options::Builder { |
368 public: | 364 public: |
369 Builder(); | 365 Builder(); |
370 | 366 |
371 Builder& InBrowserProcess(const InProcessChildThreadParams& params); | 367 Builder& InBrowserProcess(const InProcessChildThreadParams& params); |
372 Builder& AutoStartServiceManagerConnection(bool auto_start); | 368 Builder& AutoStartServiceManagerConnection(bool auto_start); |
| 369 Builder& InitDiscardableMemory(bool discardable_memory); |
373 Builder& ConnectToBrowser(bool connect_to_browser); | 370 Builder& ConnectToBrowser(bool connect_to_browser); |
374 Builder& AddStartupFilter(IPC::MessageFilter* filter); | 371 Builder& AddStartupFilter(IPC::MessageFilter* filter); |
375 | 372 |
376 Options Build(); | 373 Options Build(); |
377 | 374 |
378 private: | 375 private: |
379 struct Options options_; | 376 struct Options options_; |
380 | 377 |
381 DISALLOW_COPY_AND_ASSIGN(Builder); | 378 DISALLOW_COPY_AND_ASSIGN(Builder); |
382 }; | 379 }; |
383 | 380 |
384 } // namespace content | 381 } // namespace content |
385 | 382 |
386 #endif // CONTENT_CHILD_CHILD_THREAD_IMPL_H_ | 383 #endif // CONTENT_CHILD_CHILD_THREAD_IMPL_H_ |
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