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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 MOJO_SHELL_RUNNER_HOST_CHILD_PROCESS_HOST_H_ | 5 #ifndef MOJO_SHELL_RUNNER_HOST_CHILD_PROCESS_HOST_H_ |
6 #define MOJO_SHELL_RUNNER_HOST_CHILD_PROCESS_HOST_H_ | 6 #define MOJO_SHELL_RUNNER_HOST_CHILD_PROCESS_HOST_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <string> | 10 #include <string> |
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57 explicit ChildProcessHost(ScopedHandle channel); | 57 explicit ChildProcessHost(ScopedHandle channel); |
58 virtual ~ChildProcessHost(); | 58 virtual ~ChildProcessHost(); |
59 | 59 |
60 // |Start()|s the child process; calls |DidStart()| (on the thread on which | 60 // |Start()|s the child process; calls |DidStart()| (on the thread on which |
61 // |Start()| was called) when the child has been started (or failed to start). | 61 // |Start()| was called) when the child has been started (or failed to start). |
62 void Start(const ProcessReadyCallback& callback); | 62 void Start(const ProcessReadyCallback& callback); |
63 | 63 |
64 // Waits for the child process to terminate, and returns its exit code. | 64 // Waits for the child process to terminate, and returns its exit code. |
65 int Join(); | 65 int Join(); |
66 | 66 |
67 // See |ChildController|: | 67 // See |mojom::ChildController|: |
68 void StartApp(InterfaceRequest<Application> application_request, | 68 void StartApp( |
69 const ChildController::StartAppCallback& on_app_complete); | 69 InterfaceRequest<mojom::Application> application_request, |
| 70 const mojom::ChildController::StartAppCallback& on_app_complete); |
70 void ExitNow(int32_t exit_code); | 71 void ExitNow(int32_t exit_code); |
71 | 72 |
72 protected: | 73 protected: |
73 void DidStart(); | 74 void DidStart(); |
74 | 75 |
75 private: | 76 private: |
76 // A thread-safe holder for the bootstrap message pipe to this child process. | 77 // A thread-safe holder for the bootstrap message pipe to this child process. |
77 // The pipe is established on an arbitrary thread and may not be connected | 78 // The pipe is established on an arbitrary thread and may not be connected |
78 // until the host's message loop has stopped running. | 79 // until the host's message loop has stopped running. |
79 class PipeHolder : public base::RefCountedThreadSafe<PipeHolder> { | 80 class PipeHolder : public base::RefCountedThreadSafe<PipeHolder> { |
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120 scoped_refptr<base::TaskRunner> callback_task_runner, | 121 scoped_refptr<base::TaskRunner> callback_task_runner, |
121 const base::Closure& callback, | 122 const base::Closure& callback, |
122 ScopedMessagePipeHandle pipe); | 123 ScopedMessagePipeHandle pipe); |
123 | 124 |
124 scoped_refptr<base::TaskRunner> launch_process_runner_; | 125 scoped_refptr<base::TaskRunner> launch_process_runner_; |
125 bool start_sandboxed_; | 126 bool start_sandboxed_; |
126 const base::FilePath app_path_; | 127 const base::FilePath app_path_; |
127 base::Process child_process_; | 128 base::Process child_process_; |
128 // Used for the ChildController binding. | 129 // Used for the ChildController binding. |
129 embedder::PlatformChannelPair platform_channel_pair_; | 130 embedder::PlatformChannelPair platform_channel_pair_; |
130 ChildControllerPtr controller_; | 131 mojom::ChildControllerPtr controller_; |
131 embedder::ChannelInfo* channel_info_; | 132 embedder::ChannelInfo* channel_info_; |
132 ChildController::StartAppCallback on_app_complete_; | 133 mojom::ChildController::StartAppCallback on_app_complete_; |
133 embedder::HandlePassingInformation handle_passing_info_; | 134 embedder::HandlePassingInformation handle_passing_info_; |
134 | 135 |
135 // Used only when --use-new-edk is specified. Used to back the NodeChannel | 136 // Used only when --use-new-edk is specified. Used to back the NodeChannel |
136 // between the parent and child node. | 137 // between the parent and child node. |
137 scoped_ptr<edk::PlatformChannelPair> node_channel_; | 138 scoped_ptr<edk::PlatformChannelPair> node_channel_; |
138 | 139 |
139 // Since Start() calls a method on another thread, we use an event to block | 140 // Since Start() calls a method on another thread, we use an event to block |
140 // the main thread if it tries to destruct |this| while launching the process. | 141 // the main thread if it tries to destruct |this| while launching the process. |
141 base::WaitableEvent start_child_process_event_; | 142 base::WaitableEvent start_child_process_event_; |
142 | 143 |
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153 | 154 |
154 base::WeakPtrFactory<ChildProcessHost> weak_factory_; | 155 base::WeakPtrFactory<ChildProcessHost> weak_factory_; |
155 | 156 |
156 DISALLOW_COPY_AND_ASSIGN(ChildProcessHost); | 157 DISALLOW_COPY_AND_ASSIGN(ChildProcessHost); |
157 }; | 158 }; |
158 | 159 |
159 } // namespace shell | 160 } // namespace shell |
160 } // namespace mojo | 161 } // namespace mojo |
161 | 162 |
162 #endif // MOJO_SHELL_RUNNER_HOST_CHILD_PROCESS_HOST_H_ | 163 #endif // MOJO_SHELL_RUNNER_HOST_CHILD_PROCESS_HOST_H_ |
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