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      1 // Copyright 2013 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 CONTENT_BROWSER_QUOTA_DISPATCHER_HOST_H_
      6 #define CONTENT_BROWSER_QUOTA_DISPATCHER_HOST_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/id_map.h"
     10 #include "content/public/browser/browser_message_filter.h"
     11 #include "webkit/common/quota/quota_types.h"
     12 
     13 class GURL;
     14 
     15 namespace IPC {
     16 class Message;
     17 }
     18 
     19 namespace quota {
     20 class QuotaManager;
     21 }
     22 
     23 namespace content {
     24 class QuotaPermissionContext;
     25 
     26 class QuotaDispatcherHost : public BrowserMessageFilter {
     27  public:
     28   QuotaDispatcherHost(int process_id,
     29                       quota::QuotaManager* quota_manager,
     30                       QuotaPermissionContext* permission_context);
     31 
     32   // BrowserMessageFilter:
     33   virtual bool OnMessageReceived(const IPC::Message& message,
     34                                  bool* message_was_ok) OVERRIDE;
     35 
     36  protected:
     37   virtual ~QuotaDispatcherHost();
     38 
     39  private:
     40   class RequestDispatcher;
     41   class QueryUsageAndQuotaDispatcher;
     42   class RequestQuotaDispatcher;
     43 
     44   void OnQueryStorageUsageAndQuota(
     45       int request_id,
     46       const GURL& origin_url,
     47       quota::StorageType type);
     48   void OnRequestStorageQuota(
     49       int render_view_id,
     50       int request_id,
     51       const GURL& origin_url,
     52       quota::StorageType type,
     53       int64 requested_size);
     54 
     55   // The ID of this process.
     56   int process_id_;
     57 
     58   quota::QuotaManager* quota_manager_;
     59   scoped_refptr<QuotaPermissionContext> permission_context_;
     60 
     61   IDMap<RequestDispatcher, IDMapOwnPointer> outstanding_requests_;
     62 
     63   base::WeakPtrFactory<QuotaDispatcherHost> weak_factory_;
     64 
     65   DISALLOW_IMPLICIT_CONSTRUCTORS(QuotaDispatcherHost);
     66 };
     67 
     68 }  // namespace content
     69 
     70 #endif  // CONTENT_BROWSER_QUOTA_DISPATCHER_HOST_H_
     71