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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 EXTENSIONS_RENDERER_WORKER_THREAD_DISPATCHER_H_ | 5 #ifndef EXTENSIONS_RENDERER_WORKER_THREAD_DISPATCHER_H_ |
6 #define EXTENSIONS_RENDERER_WORKER_THREAD_DISPATCHER_H_ | 6 #define EXTENSIONS_RENDERER_WORKER_THREAD_DISPATCHER_H_ |
7 | 7 |
8 #include "base/synchronization/lock.h" | 8 #include "base/synchronization/lock.h" |
9 #include "base/threading/platform_thread.h" | |
10 #include "content/public/child/worker_thread.h" | |
9 #include "content/public/renderer/render_thread_observer.h" | 11 #include "content/public/renderer/render_thread_observer.h" |
10 #include "ipc/ipc_sync_message_filter.h" | 12 #include "ipc/ipc_sync_message_filter.h" |
11 | 13 |
12 namespace base { | 14 namespace base { |
13 class ListValue; | 15 class ListValue; |
14 } | 16 } |
15 | 17 |
16 namespace content { | 18 namespace content { |
17 class RenderThread; | 19 class RenderThread; |
18 } | 20 } |
19 | 21 |
22 struct ExtensionMsg_DispatchEvent_Params; | |
20 namespace extensions { | 23 namespace extensions { |
21 class ExtensionBindingsSystem; | 24 class ExtensionBindingsSystem; |
22 class ResourceBundleSourceMap; | 25 class ResourceBundleSourceMap; |
26 class ScriptContext; | |
23 class ServiceWorkerRequestSender; | 27 class ServiceWorkerRequestSender; |
24 class V8SchemaRegistry; | 28 class V8SchemaRegistry; |
25 | 29 |
26 // Sends and receives IPC in an extension Service Worker. | 30 // Sends and receives IPC in an extension Service Worker. |
27 // TODO(lazyboy): This class should really be a combination of the following | 31 // TODO(lazyboy): This class should really be a combination of the following |
28 // two: | 32 // two: |
29 // 1) A content::WorkerThreadMessageFilter, so that we can receive IPC directly | 33 // 1) A content::WorkerThreadMessageFilter, so that we can receive IPC directly |
30 // on worker thread. | 34 // on worker thread. |
31 // 2) A content::ThreadSafeSender, so we can safely send IPC from worker thread. | 35 // 2) A content::ThreadSafeSender, so we can safely send IPC from worker thread. |
32 class WorkerThreadDispatcher : public content::RenderThreadObserver { | 36 class WorkerThreadDispatcher : public content::RenderThreadObserver { |
33 public: | 37 public: |
34 WorkerThreadDispatcher(); | 38 WorkerThreadDispatcher(); |
35 ~WorkerThreadDispatcher() override; | 39 ~WorkerThreadDispatcher() override; |
36 | 40 |
37 // Thread safe. | 41 // Thread safe. |
38 static WorkerThreadDispatcher* Get(); | 42 static WorkerThreadDispatcher* Get(); |
39 static ExtensionBindingsSystem* GetBindingsSystem(); | 43 static ExtensionBindingsSystem* GetBindingsSystem(); |
40 static ServiceWorkerRequestSender* GetRequestSender(); | 44 static ServiceWorkerRequestSender* GetRequestSender(); |
41 static V8SchemaRegistry* GetV8SchemaRegistry(); | 45 static V8SchemaRegistry* GetV8SchemaRegistry(); |
42 | 46 |
43 void Init(content::RenderThread* render_thread); | 47 void Init(content::RenderThread* render_thread); |
44 bool Send(IPC::Message* message); | 48 bool Send(IPC::Message* message); |
45 void AddWorkerData(int64_t service_worker_version_id, | 49 void AddWorkerData(int64_t service_worker_version_id, |
50 ScriptContext* context, | |
46 ResourceBundleSourceMap* source_map); | 51 ResourceBundleSourceMap* source_map); |
47 void RemoveWorkerData(int64_t service_worker_version_id); | 52 void RemoveWorkerData(int64_t service_worker_version_id); |
48 | 53 |
54 static void ForwardIPC(int worker_thread_id, const IPC::Message& message); | |
Devlin
2017/05/24 17:58:25
Do we need to make this public?
lazyboy
2017/05/25 01:33:43
Done.
| |
55 // content::RenderThreadObserver: | |
56 bool OnControlMessageReceived(const IPC::Message& message) override; | |
57 | |
49 private: | 58 private: |
50 static bool HandlesMessageOnWorkerThread(const IPC::Message& message); | 59 static bool HandlesMessageOnWorkerThread(const IPC::Message& message); |
51 static void ForwardIPC(int worker_thread_id, const IPC::Message& message); | |
52 | |
53 // content::RenderThreadObserver: | |
54 bool OnControlMessageReceived(const IPC::Message& message) override; | |
55 | 60 |
56 void OnMessageReceivedOnWorkerThread(int worker_thread_id, | 61 void OnMessageReceivedOnWorkerThread(int worker_thread_id, |
57 const IPC::Message& message); | 62 const IPC::Message& message); |
58 | 63 |
59 base::TaskRunner* GetTaskRunnerFor(int worker_thread_id); | 64 base::TaskRunner* GetTaskRunnerFor(int worker_thread_id); |
60 | 65 |
61 // IPC handlers. | 66 // IPC handlers. |
62 void OnResponseWorker(int worker_thread_id, | 67 void OnResponseWorker(int worker_thread_id, |
63 int request_id, | 68 int request_id, |
64 bool succeeded, | 69 bool succeeded, |
65 const base::ListValue& response, | 70 const base::ListValue& response, |
66 const std::string& error); | 71 const std::string& error); |
72 void OnDispatchEvent(const ExtensionMsg_DispatchEvent_Params& params, | |
73 const base::ListValue& event_args); | |
67 | 74 |
68 // IPC sender. Belongs to the render thread, but thread safe. | 75 // IPC sender. Belongs to the render thread, but thread safe. |
69 scoped_refptr<IPC::SyncMessageFilter> message_filter_; | 76 scoped_refptr<IPC::SyncMessageFilter> message_filter_; |
70 | 77 |
71 using IDToTaskRunnerMap = std::map<base::PlatformThreadId, base::TaskRunner*>; | 78 using IDToTaskRunnerMap = std::map<base::PlatformThreadId, base::TaskRunner*>; |
72 IDToTaskRunnerMap task_runner_map_; | 79 IDToTaskRunnerMap task_runner_map_; |
73 base::Lock task_runner_map_lock_; | 80 base::Lock task_runner_map_lock_; |
74 | 81 |
75 DISALLOW_COPY_AND_ASSIGN(WorkerThreadDispatcher); | 82 DISALLOW_COPY_AND_ASSIGN(WorkerThreadDispatcher); |
76 }; | 83 }; |
77 | 84 |
78 } // namespace extensions | 85 } // namespace extensions |
79 | 86 |
80 #endif // EXTENSIONS_RENDERER_WORKER_THREAD_DISPATCHER_H_ | 87 #endif // EXTENSIONS_RENDERER_WORKER_THREAD_DISPATCHER_H_ |
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