OLD | NEW |
1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #include "content/common/mojo/channel_init.h" | 5 #include "content/common/mojo/channel_init.h" |
6 | 6 |
| 7 #include <utility> |
| 8 |
7 #include "base/bind.h" | 9 #include "base/bind.h" |
8 #include "base/bind_helpers.h" | 10 #include "base/bind_helpers.h" |
9 #include "base/lazy_instance.h" | 11 #include "base/lazy_instance.h" |
10 #include "base/message_loop/message_loop.h" | 12 #include "base/message_loop/message_loop.h" |
11 #include "base/thread_task_runner_handle.h" | 13 #include "base/thread_task_runner_handle.h" |
12 #include "third_party/mojo/src/mojo/edk/embedder/embedder.h" | 14 #include "third_party/mojo/src/mojo/edk/embedder/embedder.h" |
13 | 15 |
14 namespace content { | 16 namespace content { |
15 | 17 |
16 ChannelInit::ChannelInit() : channel_info_(nullptr), weak_factory_(this) {} | 18 ChannelInit::ChannelInit() : channel_info_(nullptr), weak_factory_(this) {} |
17 | 19 |
18 ChannelInit::~ChannelInit() { | 20 ChannelInit::~ChannelInit() { |
19 if (channel_info_) | 21 if (channel_info_) |
20 mojo::embedder::DestroyChannel(channel_info_, | 22 mojo::embedder::DestroyChannel(channel_info_, |
21 base::Bind(&base::DoNothing), nullptr); | 23 base::Bind(&base::DoNothing), nullptr); |
22 } | 24 } |
23 | 25 |
24 mojo::ScopedMessagePipeHandle ChannelInit::Init( | 26 mojo::ScopedMessagePipeHandle ChannelInit::Init( |
25 base::PlatformFile file, | 27 base::PlatformFile file, |
26 scoped_refptr<base::TaskRunner> io_thread_task_runner) { | 28 scoped_refptr<base::TaskRunner> io_thread_task_runner) { |
27 scoped_ptr<IPC::ScopedIPCSupport> ipc_support( | 29 scoped_ptr<IPC::ScopedIPCSupport> ipc_support( |
28 new IPC::ScopedIPCSupport(io_thread_task_runner)); | 30 new IPC::ScopedIPCSupport(io_thread_task_runner)); |
29 mojo::ScopedMessagePipeHandle message_pipe = | 31 mojo::ScopedMessagePipeHandle message_pipe = mojo::embedder::CreateChannel( |
30 mojo::embedder::CreateChannel( | 32 mojo::embedder::ScopedPlatformHandle( |
31 mojo::embedder::ScopedPlatformHandle( | 33 mojo::embedder::PlatformHandle(file)), |
32 mojo::embedder::PlatformHandle(file)), | 34 base::Bind(&ChannelInit::OnCreatedChannel, weak_factory_.GetWeakPtr(), |
33 base::Bind(&ChannelInit::OnCreatedChannel, | 35 base::Passed(&ipc_support)), |
34 weak_factory_.GetWeakPtr(), | 36 base::ThreadTaskRunnerHandle::Get()); |
35 base::Passed(&ipc_support)), | 37 return message_pipe; |
36 base::ThreadTaskRunnerHandle::Get()).Pass(); | |
37 return message_pipe.Pass(); | |
38 } | 38 } |
39 | 39 |
40 void ChannelInit::WillDestroySoon() { | 40 void ChannelInit::WillDestroySoon() { |
41 if (channel_info_) | 41 if (channel_info_) |
42 mojo::embedder::WillDestroyChannelSoon(channel_info_); | 42 mojo::embedder::WillDestroyChannelSoon(channel_info_); |
43 } | 43 } |
44 | 44 |
45 // static | 45 // static |
46 void ChannelInit::OnCreatedChannel( | 46 void ChannelInit::OnCreatedChannel( |
47 base::WeakPtr<ChannelInit> self, | 47 base::WeakPtr<ChannelInit> self, |
48 scoped_ptr<IPC::ScopedIPCSupport> ipc_support, | 48 scoped_ptr<IPC::ScopedIPCSupport> ipc_support, |
49 mojo::embedder::ChannelInfo* channel) { | 49 mojo::embedder::ChannelInfo* channel) { |
50 // If |self| was already destroyed, shut the channel down. | 50 // If |self| was already destroyed, shut the channel down. |
51 if (!self) { | 51 if (!self) { |
52 mojo::embedder::DestroyChannel(channel, | 52 mojo::embedder::DestroyChannel(channel, |
53 base::Bind(&base::DoNothing), nullptr); | 53 base::Bind(&base::DoNothing), nullptr); |
54 return; | 54 return; |
55 } | 55 } |
56 | 56 |
57 DCHECK(!self->channel_info_); | 57 DCHECK(!self->channel_info_); |
58 self->channel_info_ = channel; | 58 self->channel_info_ = channel; |
59 self->ipc_support_ = ipc_support.Pass(); | 59 self->ipc_support_ = std::move(ipc_support); |
60 } | 60 } |
61 | 61 |
62 } // namespace content | 62 } // namespace content |
OLD | NEW |