DB quota

webkit/support/simple_database_system.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_SUPPORT_SIMPLE_DATABASE_SYSTEM_H_
 #define WEBKIT_SUPPORT_SIMPLE_DATABASE_SYSTEM_H_
 
 #include "base/file_path.h"
 #include "base/hash_tables.h"
 #include "base/memory/ref_counted.h"
@@ skipping 26 matching lines @@
   virtual void databaseOpened(const WebKit::WebDatabase& database);
   virtual void databaseModified(const WebKit::WebDatabase& database);
   virtual void databaseClosed(const WebKit::WebDatabase& database);
 
   // SQLite VFS related methods, these are called on webcore's
   // background database threads via the WebKitClient impl.
   base::PlatformFile OpenFile(const string16& vfs_file_name, int desired_flags);
   int DeleteFile(const string16& vfs_file_name, bool sync_dir);
   uint32 GetFileAttributes(const string16& vfs_file_name);
   int64 GetFileSize(const string16& vfs_file_name);
+  int64 GetSpaceAvailable(const string16& origin_identifier);
 
   // For use by LayoutTestController, called on the main thread.
   void ClearAllDatabases();
   void SetDatabaseQuota(int64 quota);
 
  private:
   // Used by our WebDatabaseObserver impl, only called on the db_thread
   void DatabaseOpened(const string16& origin_identifier,
                       const string16& database_name,
                       const string16& description,
@@ skipping 13 matching lines @@
 
   // Used by our public SQLite VFS methods, only called on the db_thread.
   void VfsOpenFile(const string16& vfs_file_name, int desired_flags,
                    base::PlatformFile* result, base::WaitableEvent* done_event);
   void VfsDeleteFile(const string16& vfs_file_name, bool sync_dir,
                      int* result, base::WaitableEvent* done_event);
   void VfsGetFileAttributes(const string16& vfs_file_name,
                             uint32* result, base::WaitableEvent* done_event);
   void VfsGetFileSize(const string16& vfs_file_name,
                       int64* result, base::WaitableEvent* done_event);
+  void VfsGetSpaceAvailable(const string16& origin_identifier,
+                            int64* result, base::WaitableEvent* done_event);
 
   FilePath GetFullFilePathForVfsFile(const string16& vfs_file_name);
 
   void ResetTracker();
   void ThreadCleanup(base::WaitableEvent* done_event);
 
   // Where the tracker database file and per origin database files reside.
   ScopedTempDir temp_dir_;
 
   // All access to the db_tracker (except for its construction) and
   // vfs operations are serialized on a background thread.
   base::Thread db_thread_;
   scoped_refptr<base::MessageLoopProxy> db_thread_proxy_;
   scoped_refptr<webkit_database::DatabaseTracker> db_tracker_;
+  int64 quota_per_origin_;
 
   // Data members to support waiting for all connections to be closed.
   scoped_refptr<webkit_database::DatabaseConnectionsWrapper> open_connections_;
 
   static SimpleDatabaseSystem* instance_;
 };
 
 DISABLE_RUNNABLE_METHOD_REFCOUNT(SimpleDatabaseSystem);
 
 #endif  // WEBKIT_SUPPORT_SIMPLE_DATABASE_SYSTEM_H_