1 /* 2 * Copyright (C) 2009 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef SQLiteFileSystem_h 32 #define SQLiteFileSystem_h 33 34 #include "wtf/Threading.h" 35 #include "wtf/text/WTFString.h" 36 37 struct sqlite3; 38 39 namespace WebCore { 40 41 class SQLiteDatabase; 42 43 // A class that abstracts the file system related operations required 44 // by the WebKit database code. 45 class SQLiteFileSystem { 46 public: 47 // Registers a user-defined SQLite VFS. 48 static void registerSQLiteVFS(); 49 50 // Opens a database file. 51 // 52 // filemame - The name of the database file. 53 // database - The SQLite structure that represents the database stored 54 // in the given file. 55 // forWebSQLDatabase - True, if and only if we're opening a Web SQL Database file. 56 // Used by Chromium to determine if the DB file needs to be opened 57 // using a custom VFS. 58 static int openDatabase(const String& filename, sqlite3** database, bool forWebSQLDatabase); 59 60 private: 61 // do not instantiate this class 62 SQLiteFileSystem(); 63 }; // class SQLiteFileSystem 64 65 } // namespace WebCore 66 67 #endif 68