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Side by Side Diff: trunk/src/content/common/mojo/mojo_channel_init.h

Issue 208263008: Revert 258763 "Adds plumbing to pass WebUI mojo::Handle from bro..." (Closed) Base URL: svn://svn.chromium.org/chrome/
Patch Set: Created 6 years, 9 months ago
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1 // Copyright (c) 2014 The Chromium Authors. All rights reserved. 1 // Copyright (c) 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 CONTENT_COMMON_MOJO_MOJO_CHANNEL_INIT_H_ 5 #ifndef CONTENT_COMMON_MOJO_MOJO_CHANNEL_INIT_H_
6 #define CONTENT_COMMON_MOJO_MOJO_CHANNEL_INIT_H_ 6 #define CONTENT_COMMON_MOJO_MOJO_CHANNEL_INIT_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/platform_file.h" 10 #include "base/platform_file.h"
(...skipping 13 matching lines...) Expand all
24 24
25 namespace content { 25 namespace content {
26 26
27 // MojoChannelInit handle creation (and destruction) of the mojo channel. It is 27 // MojoChannelInit handle creation (and destruction) of the mojo channel. It is
28 // expected that this class is created and destroyed on the main thread. 28 // expected that this class is created and destroyed on the main thread.
29 class CONTENT_EXPORT MojoChannelInit { 29 class CONTENT_EXPORT MojoChannelInit {
30 public: 30 public:
31 MojoChannelInit(); 31 MojoChannelInit();
32 ~MojoChannelInit(); 32 ~MojoChannelInit();
33 33
34 // Initializes mojo. This is done implicitly when creating a MojoChannelInit,
35 // but can be done explicitly as necessary.
36 static void InitMojo();
37
38 // Inits the channel. This takes ownership of |file|. 34 // Inits the channel. This takes ownership of |file|.
39 void Init(base::PlatformFile file, 35 void Init(base::PlatformFile file,
40 scoped_refptr<base::TaskRunner> io_thread_task_runner); 36 scoped_refptr<base::TaskRunner> io_thread_task_runner);
41 37
42 bool is_handle_valid() const { return bootstrap_message_pipe_.is_valid(); } 38 bool is_handle_valid() const { return bootstrap_message_pipe_.is_valid(); }
43 39
44 mojo::ScopedMessagePipeHandle bootstrap_message_pipe() {
45 return bootstrap_message_pipe_.Pass();
46 }
47
48 private: 40 private:
49 // Invoked on the main thread once the channel has been established. 41 // Invoked on the main thread once the channel has been established.
50 static void OnCreatedChannel( 42 static void OnCreatedChannel(
51 base::WeakPtr<MojoChannelInit> host, 43 base::WeakPtr<MojoChannelInit> host,
52 scoped_refptr<base::TaskRunner> io_thread, 44 scoped_refptr<base::TaskRunner> io_thread,
53 mojo::embedder::ChannelInfo* channel); 45 mojo::embedder::ChannelInfo* channel);
54 46
55 scoped_refptr<base::TaskRunner> io_thread_task_runner_; 47 scoped_refptr<base::TaskRunner> io_thread_task_runner_;
56 48
57 // If non-null the channel has been established. 49 // If non-null the channel has been established.
58 mojo::embedder::ChannelInfo* channel_info_; 50 mojo::embedder::ChannelInfo* channel_info_;
59 51
60 // The handle from channel creation. 52 // The handle from channel creation.
61 mojo::ScopedMessagePipeHandle bootstrap_message_pipe_; 53 mojo::ScopedMessagePipeHandle bootstrap_message_pipe_;
62 54
63 base::WeakPtrFactory<MojoChannelInit> weak_factory_; 55 base::WeakPtrFactory<MojoChannelInit> weak_factory_;
64 56
65 DISALLOW_COPY_AND_ASSIGN(MojoChannelInit); 57 DISALLOW_COPY_AND_ASSIGN(MojoChannelInit);
66 }; 58 };
67 59
68 } // namespace content 60 } // namespace content
69 61
70 #endif // CONTENT_COMMON_MOJO_MOJO_CHANNEL_INIT_H_ 62 #endif // CONTENT_COMMON_MOJO_MOJO_CHANNEL_INIT_H_
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