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
3 // found in the LICENSE file.
5 #ifndef MOJO_COMMON_CHANNEL_INIT_H_
6 #define MOJO_COMMON_CHANNEL_INIT_H_
8 #include "base/memory/ref_counted.h"
9 #include "base/memory/weak_ptr.h"
10 #include "base/platform_file.h"
11 #include "mojo/common/mojo_common_export.h"
12 #include "mojo/public/cpp/system/core.h"
15 class MessageLoopProxy;
26 // ChannelInit handle creation (and destruction) of the mojo channel. It is
27 // expected that this class is created and destroyed on the main thread.
28 class MOJO_COMMON_EXPORT ChannelInit {
33 // Initializes the channel. This takes ownership of |file|. Returns the
34 // primordial MessagePipe for the channel.
35 mojo::ScopedMessagePipeHandle Init(
36 base::PlatformFile file,
37 scoped_refptr<base::TaskRunner> io_thread_task_runner);
40 // Invoked on the main thread once the channel has been established.
41 static void OnCreatedChannel(
42 base::WeakPtr<ChannelInit> host,
43 scoped_refptr<base::TaskRunner> io_thread,
44 embedder::ChannelInfo* channel);
46 scoped_refptr<base::TaskRunner> io_thread_task_runner_;
48 // If non-null the channel has been established.
49 embedder::ChannelInfo* channel_info_;
51 base::WeakPtrFactory<ChannelInit> weak_factory_;
53 DISALLOW_COPY_AND_ASSIGN(ChannelInit);
59 #endif // MOJO_COMMON_CHANNEL_INIT_H_