| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef IPC_IPC_CHANNEL_MOJO_HOST_H_ |
| #define IPC_IPC_CHANNEL_MOJO_HOST_H_ |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/process/process_handle.h" |
| #include "ipc/ipc_export.h" |
| #include "ipc/mojo/ipc_channel_mojo.h" |
| |
| namespace base { |
| class TaskRunner; |
| } |
| |
| namespace IPC { |
| |
| // Through ChannelMojoHost, ChannelMojo gets extra information that |
| // its client provides, including the child process's process handle. Every |
| // server process that uses ChannelMojo must have a ChannelMojoHost |
| // instance and call OnClientLaunched(). |
| class IPC_MOJO_EXPORT ChannelMojoHost { |
| public: |
| explicit ChannelMojoHost(scoped_refptr<base::TaskRunner> io_task_runner); |
| ~ChannelMojoHost(); |
| |
| void OnClientLaunched(base::ProcessHandle process); |
| ChannelMojo::Delegate* channel_delegate() const; |
| |
| private: |
| class ChannelDelegate; |
| |
| // Delegate talks to ChannelMojo, whch lives in IO thread, thus |
| // the Delegate should also live and dies in the IO thread as well. |
| class DelegateDeleter { |
| public: |
| void operator()(ChannelDelegate* ptr) const; |
| }; |
| |
| const scoped_refptr<base::TaskRunner> io_task_runner_; |
| scoped_ptr<ChannelDelegate, DelegateDeleter> channel_delegate_; |
| base::WeakPtrFactory<ChannelMojoHost> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ChannelMojoHost); |
| }; |
| |
| } // namespace IPC |
| |
| #endif // IPC_IPC_CHANNEL_MOJO_HOST_H_ |