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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 CHROME_BROWSER_IO_THREAD_H_ | 5 #ifndef CHROME_BROWSER_IO_THREAD_H_ |
6 #define CHROME_BROWSER_IO_THREAD_H_ | 6 #define CHROME_BROWSER_IO_THREAD_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <list> | 9 #include <list> |
10 #include <string> | 10 #include <string> |
11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
12 #include "base/memory/ref_counted.h" | 12 #include "base/memory/ref_counted.h" |
13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
14 #include "base/task.h" | 14 #include "base/task.h" |
15 #include "chrome/browser/browser_process_sub_thread.h" | 15 #include "chrome/browser/browser_process_sub_thread.h" |
16 #include "chrome/browser/net/ssl_config_service_manager.h" | 16 #include "chrome/browser/net/ssl_config_service_manager.h" |
17 #include "chrome/browser/prefs/pref_member.h" | 17 #include "chrome/browser/prefs/pref_member.h" |
| 18 #include "chrome/browser/profiles/profile.h" |
18 #include "chrome/common/net/predictor_common.h" | 19 #include "chrome/common/net/predictor_common.h" |
19 #include "net/base/network_change_notifier.h" | 20 #include "net/base/network_change_notifier.h" |
20 | 21 |
21 class ChromeNetLog; | 22 class ChromeNetLog; |
22 class ChromeURLRequestContextGetter; | 23 class ChromeURLRequestContextGetter; |
23 class ExtensionEventRouterForwarder; | 24 class ExtensionEventRouterForwarder; |
24 class ListValue; | 25 class ListValue; |
25 class PrefProxyConfigTracker; | 26 class PrefProxyConfigTracker; |
26 class PrefService; | 27 class PrefService; |
27 class SystemURLRequestContextGetter; | 28 class SystemURLRequestContextGetter; |
28 | 29 |
29 namespace chrome_browser_net { | 30 namespace chrome_browser_net { |
30 class ConnectInterceptor; | |
31 class Predictor; | 31 class Predictor; |
32 } // namespace chrome_browser_net | 32 } // namespace chrome_browser_net |
33 | 33 |
34 namespace net { | 34 namespace net { |
35 class CertVerifier; | 35 class CertVerifier; |
36 class DnsRRResolver; | 36 class DnsRRResolver; |
37 class FtpTransactionFactory; | 37 class FtpTransactionFactory; |
38 class HostResolver; | 38 class HostResolver; |
39 class HttpAuthHandlerFactory; | 39 class HttpAuthHandlerFactory; |
40 class HttpTransactionFactory; | 40 class HttpTransactionFactory; |
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97 // Initializes the network predictor, which induces DNS pre-resolution and/or | 97 // Initializes the network predictor, which induces DNS pre-resolution and/or |
98 // TCP/IP preconnections. |prefetching_enabled| indicates whether or not DNS | 98 // TCP/IP preconnections. |prefetching_enabled| indicates whether or not DNS |
99 // prefetching should be enabled, and |preconnect_enabled| controls whether | 99 // prefetching should be enabled, and |preconnect_enabled| controls whether |
100 // TCP/IP preconnection is enabled. This should be called by the UI thread. | 100 // TCP/IP preconnection is enabled. This should be called by the UI thread. |
101 // It will post a task to the IO thread to perform the actual initialization. | 101 // It will post a task to the IO thread to perform the actual initialization. |
102 void InitNetworkPredictor(bool prefetching_enabled, | 102 void InitNetworkPredictor(bool prefetching_enabled, |
103 base::TimeDelta max_dns_queue_delay, | 103 base::TimeDelta max_dns_queue_delay, |
104 size_t max_speculative_parallel_resolves, | 104 size_t max_speculative_parallel_resolves, |
105 const chrome_common_net::UrlList& startup_urls, | 105 const chrome_common_net::UrlList& startup_urls, |
106 ListValue* referral_list, | 106 ListValue* referral_list, |
| 107 Profile* profile, |
107 bool preconnect_enabled); | 108 bool preconnect_enabled); |
108 | 109 |
109 // Registers |url_request_context_getter| into the IO thread. During | 110 // Registers |url_request_context_getter| into the IO thread. During |
110 // IOThread::CleanUp(), IOThread will iterate through known getters and | 111 // IOThread::CleanUp(), IOThread will iterate through known getters and |
111 // release their URLRequestContexts. Only called on the IO thread. It does | 112 // release their URLRequestContexts. Only called on the IO thread. It does |
112 // not acquire a refcount for |url_request_context_getter|. If | 113 // not acquire a refcount for |url_request_context_getter|. If |
113 // |url_request_context_getter| is being deleted before IOThread::CleanUp() is | 114 // |url_request_context_getter| is being deleted before IOThread::CleanUp() is |
114 // invoked, then this needs to be balanced with a call to | 115 // invoked, then this needs to be balanced with a call to |
115 // UnregisterURLRequestContextGetter(). | 116 // UnregisterURLRequestContextGetter(). |
116 void RegisterURLRequestContextGetter( | 117 void RegisterURLRequestContextGetter( |
117 ChromeURLRequestContextGetter* url_request_context_getter); | 118 ChromeURLRequestContextGetter* url_request_context_getter); |
118 | 119 |
119 // Unregisters |url_request_context_getter| from the IO thread. Only called | 120 // Unregisters |url_request_context_getter| from the IO thread. Only called |
120 // on the IO thread. | 121 // on the IO thread. |
121 void UnregisterURLRequestContextGetter( | 122 void UnregisterURLRequestContextGetter( |
122 ChromeURLRequestContextGetter* url_request_context_getter); | 123 ChromeURLRequestContextGetter* url_request_context_getter); |
123 | 124 |
124 // Handles changing to On The Record mode, discarding confidential data. | 125 // Handles changing to On The Record mode, discarding confidential data. |
125 void ChangedToOnTheRecord(); | 126 void ChangedToOnTheRecord(Profile* profile); |
126 | 127 |
127 // Returns a getter for the URLRequestContext. Only called on the UI thread. | 128 // Returns a getter for the URLRequestContext. Only called on the UI thread. |
128 net::URLRequestContextGetter* system_url_request_context_getter(); | 129 net::URLRequestContextGetter* system_url_request_context_getter(); |
129 | 130 |
130 // Clear all network stack history, including the host cache, as well as | 131 // Clear all network stack history, including the host cache, as well as |
131 // speculative data about subresources of visited sites, and startup-time | 132 // speculative data about subresources of visited sites, and startup-time |
132 // navigations. | 133 // navigations. |
133 void ClearNetworkingHistory(); | 134 void ClearNetworkingHistory(chrome_browser_net::Predictor* predictor); |
134 | 135 |
135 protected: | 136 protected: |
136 virtual void Init(); | 137 virtual void Init(); |
137 virtual void CleanUp(); | 138 virtual void CleanUp(); |
138 | 139 |
139 private: | 140 private: |
140 // Provide SystemURLRequestContextGetter with access to | 141 // Provide SystemURLRequestContextGetter with access to |
141 // InitSystemRequestContext(). | 142 // InitSystemRequestContext(). |
142 friend class SystemURLRequestContextGetter; | 143 friend class SystemURLRequestContextGetter; |
143 | 144 |
144 static void RegisterPrefs(PrefService* local_state); | 145 static void RegisterPrefs(PrefService* local_state); |
145 | 146 |
146 net::HttpAuthHandlerFactory* CreateDefaultAuthHandlerFactory( | 147 net::HttpAuthHandlerFactory* CreateDefaultAuthHandlerFactory( |
147 net::HostResolver* resolver); | 148 net::HostResolver* resolver); |
148 | 149 |
149 void InitSystemRequestContext(); | 150 void InitSystemRequestContext(); |
150 | 151 |
151 // Lazy initialization of system request context for | 152 // Lazy initialization of system request context for |
152 // SystemURLRequestContextGetter. To be called on IO thread. | 153 // SystemURLRequestContextGetter. To be called on IO thread. |
153 void InitSystemRequestContextOnIOThread(); | 154 void InitSystemRequestContextOnIOThread(); |
154 | 155 |
155 void InitNetworkPredictorOnIOThread( | 156 void InitNetworkPredictorOnIOThread( |
156 bool prefetching_enabled, | 157 bool prefetching_enabled, |
157 base::TimeDelta max_dns_queue_delay, | 158 base::TimeDelta max_dns_queue_delay, |
158 size_t max_speculative_parallel_resolves, | 159 size_t max_speculative_parallel_resolves, |
159 const chrome_common_net::UrlList& startup_urls, | 160 const chrome_common_net::UrlList& startup_urls, |
160 ListValue* referral_list, | 161 ListValue* referral_list, |
161 bool preconnect_enabled); | 162 bool preconnect_enabled, |
| 163 Profile* profile); |
162 | 164 |
163 void ChangedToOnTheRecordOnIOThread(); | 165 void ChangedToOnTheRecordOnIOThread(Profile* profile); |
164 | 166 |
165 // Clears the host cache. Intended to be used to prevent exposing recently | 167 // Clears the host cache. Intended to be used to prevent exposing recently |
166 // visited sites on about:net-internals/#dns and about:dns pages. Must be | 168 // visited sites on about:net-internals/#dns and about:dns pages. Must be |
167 // called on the IO thread. | 169 // called on the IO thread. |
168 void ClearHostCache(); | 170 void ClearHostCache(); |
169 | 171 |
170 // Returns an SSLConfigService instance. | 172 // Returns an SSLConfigService instance. |
171 net::SSLConfigService* GetSSLConfigService(); | 173 net::SSLConfigService* GetSSLConfigService(); |
172 | 174 |
173 // The NetLog is owned by the browser process, to allow logging from other | 175 // The NetLog is owned by the browser process, to allow logging from other |
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206 // platform and it gets SSL preferences from local_state object. | 208 // platform and it gets SSL preferences from local_state object. |
207 scoped_ptr<SSLConfigServiceManager> ssl_config_service_manager_; | 209 scoped_ptr<SSLConfigServiceManager> ssl_config_service_manager_; |
208 | 210 |
209 // These member variables are initialized by a task posted to the IO thread, | 211 // These member variables are initialized by a task posted to the IO thread, |
210 // which gets posted by calling certain member functions of IOThread. | 212 // which gets posted by calling certain member functions of IOThread. |
211 | 213 |
212 // Note: we user explicit pointers rather than smart pointers to be more | 214 // Note: we user explicit pointers rather than smart pointers to be more |
213 // explicit about destruction order, and ensure that there is no chance that | 215 // explicit about destruction order, and ensure that there is no chance that |
214 // these observers would be used accidentally after we have begun to tear | 216 // these observers would be used accidentally after we have begun to tear |
215 // down. | 217 // down. |
216 chrome_browser_net::ConnectInterceptor* speculative_interceptor_; | |
217 chrome_browser_net::Predictor* predictor_; | |
218 | |
219 scoped_ptr<net::ProxyConfigService> system_proxy_config_service_; | 218 scoped_ptr<net::ProxyConfigService> system_proxy_config_service_; |
220 | 219 |
221 scoped_refptr<PrefProxyConfigTracker> pref_proxy_config_tracker_; | 220 scoped_refptr<PrefProxyConfigTracker> pref_proxy_config_tracker_; |
222 | 221 |
223 scoped_refptr<net::URLRequestContextGetter> | 222 scoped_refptr<net::URLRequestContextGetter> |
224 system_url_request_context_getter_; | 223 system_url_request_context_getter_; |
225 | 224 |
226 // Keeps track of all live ChromeURLRequestContextGetters, so the | 225 // Keeps track of all live ChromeURLRequestContextGetters, so the |
227 // ChromeURLRequestContexts can be released during | 226 // ChromeURLRequestContexts can be released during |
228 // IOThread::CleanUp(). | 227 // IOThread::CleanUp(). |
229 std::list<ChromeURLRequestContextGetter*> url_request_context_getters_; | 228 std::list<ChromeURLRequestContextGetter*> url_request_context_getters_; |
230 | 229 |
231 ScopedRunnableMethodFactory<IOThread> method_factory_; | 230 ScopedRunnableMethodFactory<IOThread> method_factory_; |
232 | 231 |
233 DISALLOW_COPY_AND_ASSIGN(IOThread); | 232 DISALLOW_COPY_AND_ASSIGN(IOThread); |
234 }; | 233 }; |
235 | 234 |
236 #endif // CHROME_BROWSER_IO_THREAD_H_ | 235 #endif // CHROME_BROWSER_IO_THREAD_H_ |
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