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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 IPC_IPC_CHANNEL_MOJO_HOST_H_ | 5 #ifndef IPC_IPC_CHANNEL_MOJO_HOST_H_ |
6 #define IPC_IPC_CHANNEL_MOJO_HOST_H_ | 6 #define IPC_IPC_CHANNEL_MOJO_HOST_H_ |
7 | 7 |
8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
9 #include "base/memory/weak_ptr.h" | 9 #include "base/memory/weak_ptr.h" |
10 #include "base/process/process_handle.h" | 10 #include "base/process/process_handle.h" |
11 #include "ipc/ipc_export.h" | 11 #include "ipc/ipc_export.h" |
| 12 #include "ipc/mojo/ipc_channel_mojo.h" |
12 | 13 |
13 namespace base { | 14 namespace base { |
14 class TaskRunner; | 15 class TaskRunner; |
15 } | 16 } |
16 | 17 |
17 namespace IPC { | 18 namespace IPC { |
18 | 19 |
19 class ChannelMojo; | |
20 | |
21 // Through ChannelMojoHost, ChannelMojo gets extra information that | 20 // Through ChannelMojoHost, ChannelMojo gets extra information that |
22 // its client provides, including the child process's process handle. Every | 21 // its client provides, including the child process's process handle. Every |
23 // server process that uses ChannelMojo must have a ChannelMojoHost | 22 // server process that uses ChannelMojo must have a ChannelMojoHost |
24 // instance and call OnClientLaunched(). | 23 // instance and call OnClientLaunched(). |
25 class IPC_MOJO_EXPORT ChannelMojoHost { | 24 class IPC_MOJO_EXPORT ChannelMojoHost { |
26 public: | 25 public: |
27 explicit ChannelMojoHost(scoped_refptr<base::TaskRunner> task_runner); | 26 explicit ChannelMojoHost(scoped_refptr<base::TaskRunner> io_task_runner); |
28 ~ChannelMojoHost(); | 27 ~ChannelMojoHost(); |
29 | 28 |
30 void OnClientLaunched(base::ProcessHandle process); | 29 void OnClientLaunched(base::ProcessHandle process); |
| 30 ChannelMojo::Delegate* channel_delegate() const; |
31 | 31 |
32 private: | 32 private: |
33 friend class ChannelMojo; | 33 class ChannelDelegate; |
34 | 34 |
35 void OnChannelCreated(ChannelMojo* channel); | 35 // Delegate talks to ChannelMojo, whch lives in IO thread, thus |
36 void OnChannelDestroyed(); | 36 // the Delegate should also live and dies in the IO thread as well. |
37 | 37 class DelegateDeleter { |
38 void InvokeOnClientLaunched(base::ProcessHandle process); | 38 public: |
| 39 void operator()(ChannelDelegate* ptr) const; |
| 40 }; |
39 | 41 |
40 base::WeakPtrFactory<ChannelMojoHost> weak_factory_; | 42 base::WeakPtrFactory<ChannelMojoHost> weak_factory_; |
41 scoped_refptr<base::TaskRunner> task_runner_; | 43 const scoped_refptr<base::TaskRunner> io_task_runner_; |
42 ChannelMojo* channel_; | 44 scoped_ptr<ChannelDelegate, DelegateDeleter> channel_delegate_; |
43 | 45 |
44 DISALLOW_COPY_AND_ASSIGN(ChannelMojoHost); | 46 DISALLOW_COPY_AND_ASSIGN(ChannelMojoHost); |
45 }; | 47 }; |
46 | 48 |
47 } // namespace IPC | 49 } // namespace IPC |
48 | 50 |
49 #endif // IPC_IPC_CHANNEL_MOJO_HOST_H_ | 51 #endif // IPC_IPC_CHANNEL_MOJO_HOST_H_ |
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