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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 // See http://dev.chromium.org/developers/design-documents/multi-process-resourc
e-loading | 5 // See http://dev.chromium.org/developers/design-documents/multi-process-resourc
e-loading |
6 | 6 |
7 #ifndef CONTENT_CHILD_RESOURCE_DISPATCHER_H_ | 7 #ifndef CONTENT_CHILD_RESOURCE_DISPATCHER_H_ |
8 #define CONTENT_CHILD_RESOURCE_DISPATCHER_H_ | 8 #define CONTENT_CHILD_RESOURCE_DISPATCHER_H_ |
9 | 9 |
10 #include <deque> | 10 #include <deque> |
11 #include <string> | 11 #include <string> |
12 | 12 |
13 #include "base/containers/hash_tables.h" | 13 #include "base/containers/hash_tables.h" |
14 #include "base/memory/linked_ptr.h" | 14 #include "base/memory/linked_ptr.h" |
15 #include "base/memory/shared_memory.h" | 15 #include "base/memory/shared_memory.h" |
16 #include "base/memory/weak_ptr.h" | 16 #include "base/memory/weak_ptr.h" |
17 #include "base/time/time.h" | 17 #include "base/time/time.h" |
18 #include "content/common/content_export.h" | 18 #include "content/common/content_export.h" |
19 #include "ipc/ipc_listener.h" | 19 #include "ipc/ipc_listener.h" |
20 #include "ipc/ipc_sender.h" | 20 #include "ipc/ipc_sender.h" |
21 #include "net/base/request_priority.h" | 21 #include "net/base/request_priority.h" |
22 #include "webkit/common/resource_type.h" | 22 #include "webkit/common/resource_type.h" |
23 | 23 |
24 struct ResourceMsg_RequestCompleteData; | 24 struct ResourceMsg_RequestCompleteData; |
25 | 25 |
26 namespace webkit_glue { | 26 namespace webkit_glue { |
27 class ResourceLoaderBridge; | 27 class ResourceLoaderBridge; |
28 struct ResourceResponseInfo; | |
29 } | 28 } |
30 | 29 |
31 namespace content { | 30 namespace content { |
32 class RequestPeer; | 31 class RequestPeer; |
33 class ResourceDispatcherDelegate; | 32 class ResourceDispatcherDelegate; |
| 33 struct ResourceResponseInfo; |
34 struct RequestInfo; | 34 struct RequestInfo; |
35 struct ResourceResponseHead; | 35 struct ResourceResponseHead; |
36 struct SiteIsolationResponseMetaData; | 36 struct SiteIsolationResponseMetaData; |
37 | 37 |
38 // This class serves as a communication interface between the | 38 // This class serves as a communication interface between the |
39 // ResourceDispatcherHost in the browser process and the ResourceLoaderBridge in | 39 // ResourceDispatcherHost in the browser process and the ResourceLoaderBridge in |
40 // the child process. It can be used from any child process. | 40 // the child process. It can be used from any child process. |
41 class CONTENT_EXPORT ResourceDispatcher : public IPC::Listener { | 41 class CONTENT_EXPORT ResourceDispatcher : public IPC::Listener { |
42 public: | 42 public: |
43 explicit ResourceDispatcher(IPC::Sender* sender); | 43 explicit ResourceDispatcher(IPC::Sender* sender); |
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159 int request_id, | 159 int request_id, |
160 const ResourceMsg_RequestCompleteData& request_complete_data); | 160 const ResourceMsg_RequestCompleteData& request_complete_data); |
161 | 161 |
162 // Dispatch the message to one of the message response handlers. | 162 // Dispatch the message to one of the message response handlers. |
163 void DispatchMessage(const IPC::Message& message); | 163 void DispatchMessage(const IPC::Message& message); |
164 | 164 |
165 // Dispatch any deferred messages for the given request, provided it is not | 165 // Dispatch any deferred messages for the given request, provided it is not |
166 // again in the deferred state. | 166 // again in the deferred state. |
167 void FlushDeferredMessages(int request_id); | 167 void FlushDeferredMessages(int request_id); |
168 | 168 |
169 void ToResourceResponseInfo( | 169 void ToResourceResponseInfo(const PendingRequestInfo& request_info, |
170 const PendingRequestInfo& request_info, | 170 const ResourceResponseHead& browser_info, |
171 const ResourceResponseHead& browser_info, | 171 ResourceResponseInfo* renderer_info) const; |
172 webkit_glue::ResourceResponseInfo* renderer_info) const; | |
173 | 172 |
174 base::TimeTicks ToRendererCompletionTime( | 173 base::TimeTicks ToRendererCompletionTime( |
175 const PendingRequestInfo& request_info, | 174 const PendingRequestInfo& request_info, |
176 const base::TimeTicks& browser_completion_time) const; | 175 const base::TimeTicks& browser_completion_time) const; |
177 | 176 |
178 // Returns timestamp provided by IO thread. If no timestamp is supplied, | 177 // Returns timestamp provided by IO thread. If no timestamp is supplied, |
179 // then current time is returned. Saved timestamp is reset, so following | 178 // then current time is returned. Saved timestamp is reset, so following |
180 // invocations will return current time until set_io_timestamp is called. | 179 // invocations will return current time until set_io_timestamp is called. |
181 base::TimeTicks ConsumeIOTimestamp(); | 180 base::TimeTicks ConsumeIOTimestamp(); |
182 | 181 |
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205 | 204 |
206 // IO thread timestamp for ongoing IPC message. | 205 // IO thread timestamp for ongoing IPC message. |
207 base::TimeTicks io_timestamp_; | 206 base::TimeTicks io_timestamp_; |
208 | 207 |
209 DISALLOW_COPY_AND_ASSIGN(ResourceDispatcher); | 208 DISALLOW_COPY_AND_ASSIGN(ResourceDispatcher); |
210 }; | 209 }; |
211 | 210 |
212 } // namespace content | 211 } // namespace content |
213 | 212 |
214 #endif // CONTENT_CHILD_RESOURCE_DISPATCHER_H_ | 213 #endif // CONTENT_CHILD_RESOURCE_DISPATCHER_H_ |
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