OLD | NEW |
| (Empty) |
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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_BROWSER_APPCACHE_APPCACHE_DISPATCHER_HOST_H_ | |
6 #define CHROME_BROWSER_APPCACHE_APPCACHE_DISPATCHER_HOST_H_ | |
7 #pragma once | |
8 | |
9 #include <vector> | |
10 | |
11 #include "base/process.h" | |
12 #include "base/ref_counted.h" | |
13 #include "base/scoped_ptr.h" | |
14 #include "chrome/browser/appcache/appcache_frontend_proxy.h" | |
15 #include "chrome/browser/browser_message_filter.h" | |
16 #include "chrome/browser/renderer_host/resource_dispatcher_host.h" | |
17 #include "ipc/ipc_message.h" | |
18 #include "webkit/appcache/appcache_backend_impl.h" | |
19 | |
20 class ChromeAppCacheService; | |
21 class URLRequestContextGetter; | |
22 | |
23 namespace net { | |
24 class URLRequestContext; | |
25 } // namespace net | |
26 | |
27 // Handles appcache related messages sent to the main browser process from | |
28 // its child processes. There is a distinct host for each child process. | |
29 // Messages are handled on the IO thread. The BrowserRenderProcessHost and | |
30 // WorkerProcessHost create an instance and delegates calls to it. | |
31 class AppCacheDispatcherHost : public BrowserMessageFilter { | |
32 public: | |
33 // Constructor for use on the IO thread. | |
34 AppCacheDispatcherHost(net::URLRequestContext* request_context, | |
35 int process_id); | |
36 | |
37 // Constructor for use on the UI thread. | |
38 AppCacheDispatcherHost(URLRequestContextGetter* request_context_getter, | |
39 int process_id); | |
40 | |
41 ~AppCacheDispatcherHost(); | |
42 | |
43 // BrowserIOMessageFilter implementation | |
44 virtual void OnChannelConnected(int32 peer_pid); | |
45 virtual bool OnMessageReceived(const IPC::Message& message, | |
46 bool* message_was_ok); | |
47 | |
48 private: | |
49 // BrowserMessageFilter override. | |
50 virtual void BadMessageReceived(); | |
51 | |
52 // IPC message handlers | |
53 void OnRegisterHost(int host_id); | |
54 void OnUnregisterHost(int host_id); | |
55 void OnSelectCache(int host_id, const GURL& document_url, | |
56 int64 cache_document_was_loaded_from, | |
57 const GURL& opt_manifest_url); | |
58 void OnSelectCacheForWorker(int host_id, int parent_process_id, | |
59 int parent_host_id); | |
60 void OnSelectCacheForSharedWorker(int host_id, int64 appcache_id); | |
61 void OnMarkAsForeignEntry(int host_id, const GURL& document_url, | |
62 int64 cache_document_was_loaded_from); | |
63 void OnGetStatus(int host_id, IPC::Message* reply_msg); | |
64 void OnStartUpdate(int host_id, IPC::Message* reply_msg); | |
65 void OnSwapCache(int host_id, IPC::Message* reply_msg); | |
66 void OnGetResourceList( | |
67 int host_id, | |
68 std::vector<appcache::AppCacheResourceInfo>* resource_infos); | |
69 void GetStatusCallback(appcache::Status status, void* param); | |
70 void StartUpdateCallback(bool result, void* param); | |
71 void SwapCacheCallback(bool result, void* param); | |
72 | |
73 // This is only valid once Initialize() has been called. This MUST be defined | |
74 // before backend_impl_ since the latter maintains a (non-refcounted) pointer | |
75 // to it. | |
76 scoped_refptr<ChromeAppCacheService> appcache_service_; | |
77 | |
78 AppCacheFrontendProxy frontend_proxy_; | |
79 appcache::AppCacheBackendImpl backend_impl_; | |
80 | |
81 // Temporary until OnChannelConnected() can be called from the IO thread, | |
82 // which will extract the AppCacheService from the net::URLRequestContext. | |
83 scoped_refptr<net::URLRequestContext> request_context_; | |
84 scoped_refptr<URLRequestContextGetter> request_context_getter_; | |
85 | |
86 scoped_ptr<appcache::GetStatusCallback> get_status_callback_; | |
87 scoped_ptr<appcache::StartUpdateCallback> start_update_callback_; | |
88 scoped_ptr<appcache::SwapCacheCallback> swap_cache_callback_; | |
89 scoped_ptr<IPC::Message> pending_reply_msg_; | |
90 | |
91 // The corresponding ChildProcessHost object's id(). | |
92 int process_id_; | |
93 | |
94 DISALLOW_COPY_AND_ASSIGN(AppCacheDispatcherHost); | |
95 }; | |
96 | |
97 #endif // CHROME_BROWSER_APPCACHE_APPCACHE_DISPATCHER_HOST_H_ | |
OLD | NEW |