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Side by Side Diff: mojo/embedder/channel_init.cc

Issue 621153003: Move mojo edk into mojo/edk (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: fix checkdeps Created 6 years, 2 months ago
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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.
4
5 #include "mojo/embedder/channel_init.h"
6
7 #include "base/bind.h"
8 #include "base/message_loop/message_loop.h"
9 #include "mojo/embedder/embedder.h"
10
11 namespace mojo {
12 namespace embedder {
13
14 ChannelInit::ChannelInit() : channel_info_(nullptr), weak_factory_(this) {
15 }
16
17 ChannelInit::~ChannelInit() {
18 if (channel_info_)
19 DestroyChannel(channel_info_);
20 }
21
22 ScopedMessagePipeHandle ChannelInit::Init(
23 base::PlatformFile file,
24 scoped_refptr<base::TaskRunner> io_thread_task_runner) {
25 DCHECK(!io_thread_task_runner_.get()); // Should only init once.
26 io_thread_task_runner_ = io_thread_task_runner;
27 ScopedMessagePipeHandle message_pipe =
28 CreateChannel(ScopedPlatformHandle(PlatformHandle(file)),
29 io_thread_task_runner,
30 base::Bind(&ChannelInit::OnCreatedChannel,
31 weak_factory_.GetWeakPtr(),
32 io_thread_task_runner),
33 base::MessageLoop::current()->message_loop_proxy()).Pass();
34 return message_pipe.Pass();
35 }
36
37 void ChannelInit::WillDestroySoon() {
38 if (channel_info_)
39 WillDestroyChannelSoon(channel_info_);
40 }
41
42 // static
43 void ChannelInit::OnCreatedChannel(base::WeakPtr<ChannelInit> self,
44 scoped_refptr<base::TaskRunner> io_thread,
45 ChannelInfo* channel) {
46 // If |self| was already destroyed, shut the channel down.
47 if (!self) {
48 DestroyChannel(channel);
49 return;
50 }
51
52 self->channel_info_ = channel;
53 }
54
55 } // namespace embedder
56 } // namespace mojo
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