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      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 #include "config.h"
     32 #include "SQLiteFileSystem.h"
     33 
     34 #include "PlatformBridge.h"
     35 #include "SQLiteDatabase.h"
     36 #include <sqlite3.h>
     37 #include <wtf/text/CString.h>
     38 
     39 // SQLiteFileSystem::registerSQLiteVFS() is implemented in the
     40 // platform-specific files SQLiteFileSystemChromium{Win|Posix}.cpp
     41 namespace WebCore {
     42 
     43 SQLiteFileSystem::SQLiteFileSystem()
     44 {
     45 }
     46 
     47 int SQLiteFileSystem::openDatabase(const String& fileName, sqlite3** database, bool forWebSQLDatabase)
     48 {
     49     if (!forWebSQLDatabase) {
     50         String path = fileName;
     51         return sqlite3_open16(path.charactersWithNullTermination(), database);
     52     }
     53 
     54     return sqlite3_open_v2(fileName.utf8().data(), database, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, "chromium_vfs");
     55 }
     56 
     57 String SQLiteFileSystem::getFileNameForNewDatabase(
     58   const String&, const String& dbName, const String &originIdentifier, SQLiteDatabase*)
     59 {
     60     // Not used by Chromium's DatabaseTracker implementation
     61     ASSERT_NOT_REACHED();
     62     return String();
     63 }
     64 
     65 String SQLiteFileSystem::appendDatabaseFileNameToPath(const String&, const String& fileName)
     66 {
     67     // Not used by Chromium's DatabaseTracker implementation
     68     ASSERT_NOT_REACHED();
     69     return String();
     70 }
     71 
     72 bool SQLiteFileSystem::ensureDatabaseDirectoryExists(const String&)
     73 {
     74     // Not used by Chromium's DatabaseTracker implementation
     75     ASSERT_NOT_REACHED();
     76     return false;
     77 }
     78 
     79 bool SQLiteFileSystem::ensureDatabaseFileExists(const String&, bool)
     80 {
     81     // Not used by Chromium's DatabaseTracker implementation
     82     ASSERT_NOT_REACHED();
     83     return false;
     84 }
     85 
     86 bool SQLiteFileSystem::deleteEmptyDatabaseDirectory(const String&)
     87 {
     88     // Not used by Chromium's DatabaseTracker implementation
     89     ASSERT_NOT_REACHED();
     90     return false;
     91 }
     92 
     93 bool SQLiteFileSystem::deleteDatabaseFile(const String& fileName)
     94 {
     95     return (PlatformBridge::databaseDeleteFile(fileName) == SQLITE_OK);
     96 }
     97 
     98 long long SQLiteFileSystem::getDatabaseFileSize(const String& fileName)
     99 {
    100     return PlatformBridge::databaseGetFileSize(fileName);
    101 }
    102 
    103 } // namespace WebCore
    104