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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 REMOTING_HOST_CHROMOTING_HOST_CONTEXT_H_ | 5 #ifndef REMOTING_HOST_CHROMOTING_HOST_CONTEXT_H_ |
6 #define REMOTING_HOST_CHROMOTING_HOST_CONTEXT_H_ | 6 #define REMOTING_HOST_CHROMOTING_HOST_CONTEXT_H_ |
7 | 7 |
8 #include "base/gtest_prod_util.h" | 8 #include "base/gtest_prod_util.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
11 | 11 |
12 namespace net { | 12 namespace net { |
13 class URLRequestContextGetter; | 13 class URLRequestContextGetter; |
14 } // namespace net | 14 } // namespace net |
15 | 15 |
16 namespace remoting { | 16 namespace remoting { |
17 | 17 |
18 class AutoThreadTaskRunner; | 18 class AutoThreadTaskRunner; |
19 | 19 |
20 // A class that manages threads and running context for the chromoting host | 20 // A class that manages threads and running context for the chromoting host |
21 // process. This class is virtual only for testing purposes (see below). | 21 // process. This class is virtual only for testing purposes (see below). |
22 class ChromotingHostContext { | 22 class ChromotingHostContext { |
23 public: | 23 public: |
24 // Create threads and URLRequestContextGetter for use by a host. | 24 // Create threads and URLRequestContextGetter for use by a host. |
25 // During shutdown the caller should tear-down the ChromotingHostContext and | 25 // During shutdown the caller should tear-down the ChromotingHostContext and |
26 // then continue to run until |ui_task_runner| is no longer referenced. | 26 // then continue to run until |ui_task_runner| is no longer referenced. |
27 // NULL is returned if any threads fail to start. | 27 // nullptr is returned if any threads fail to start. |
28 static scoped_ptr<ChromotingHostContext> Create( | 28 static scoped_ptr<ChromotingHostContext> Create( |
29 scoped_refptr<AutoThreadTaskRunner> ui_task_runner); | 29 scoped_refptr<AutoThreadTaskRunner> ui_task_runner); |
30 | 30 |
31 #if defined(OS_CHROMEOS) | 31 #if defined(OS_CHROMEOS) |
32 // Attaches task runners to the relevant browser threads for the chromoting | 32 // Attaches task runners to the relevant browser threads for the chromoting |
33 // host. Must be called on the UI thread of the browser process. | 33 // host. Must be called on the UI thread of the browser process. |
34 // remoting::UrlRequestContextGetter returns BasicURLRequestContext under | 34 // remoting::UrlRequestContextGetter returns BasicURLRequestContext under |
35 // the hood which spawns two new threads per instance. Since | 35 // the hood which spawns two new threads per instance. Since |
36 // ChromotingHostContext can be destroyed from any thread, as its owner | 36 // ChromotingHostContext can be destroyed from any thread, as its owner |
37 // (It2MeHost) is ref-counted, joining the created threads during shutdown | 37 // (It2MeHost) is ref-counted, joining the created threads during shutdown |
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111 | 111 |
112 // Serves URLRequestContexts that use the network and UI task runners. | 112 // Serves URLRequestContexts that use the network and UI task runners. |
113 scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_; | 113 scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_; |
114 | 114 |
115 DISALLOW_COPY_AND_ASSIGN(ChromotingHostContext); | 115 DISALLOW_COPY_AND_ASSIGN(ChromotingHostContext); |
116 }; | 116 }; |
117 | 117 |
118 } // namespace remoting | 118 } // namespace remoting |
119 | 119 |
120 #endif // REMOTING_HOST_CHROMOTING_HOST_CONTEXT_H_ | 120 #endif // REMOTING_HOST_CHROMOTING_HOST_CONTEXT_H_ |
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