1 files changed, 123 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/WebCore/platform/sql/SQLiteFileSystem.cpp b/src/3rdparty/webkit/WebCore/platform/sql/SQLiteFileSystem.cpp
new file mode 100644
index 0000000000..8cd7e800ed
--- /dev/null
+++ b/src/3rdparty/webkit/WebCore/platform/sql/SQLiteFileSystem.cpp
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2009 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "SQLiteFileSystem.h"
+
+#include "FileSystem.h"
+#include "SQLiteDatabase.h"
+#include "SQLiteStatement.h"
+#include <sqlite3.h>
+
+namespace WebCore {
+
+SQLiteFileSystem::SQLiteFileSystem()
+{
+}
+
+void SQLiteFileSystem::registerSQLiteVFS()
+{
+}
+
+int SQLiteFileSystem::openDatabase(const String& fileName, sqlite3** database)
+{
+    // SQLite expects a null terminator on its UTF-16 strings.
+    String path = fileName;
+    return sqlite3_open16(path.charactersWithNullTermination(), database);
+}
+
+String SQLiteFileSystem::getFileNameForNewDatabase(const String& dbDir, const String&,
+                                                   const String&, SQLiteDatabase* db)
+{
+    // try to get the next sequence number from the given database
+    // if we can't get a number, return an empty string
+    SQLiteStatement sequenceStatement(*db, "SELECT seq FROM sqlite_sequence WHERE name='Databases';");
+    if (sequenceStatement.prepare() != SQLResultOk)
+        return String();
+    int result = sequenceStatement.step();
+    int64_t seq = 0;
+    if (result == SQLResultRow)
+        seq = sequenceStatement.getColumnInt64(0);
+    else if (result != SQLResultDone)
+        return String();
+    sequenceStatement.finalize();
+
+    // increment the number until we can use it to form a file name that doesn't exist
+    String fileName;
+    do {
+        ++seq;
+        fileName = pathByAppendingComponent(dbDir, String::format("%016llx.db", seq));
+    } while (fileExists(fileName));
+
+    return String::format("%016llx.db", seq);
+}
+
+String SQLiteFileSystem::appendDatabaseFileNameToPath(const String& path, const String& fileName)
+{
+    return pathByAppendingComponent(path, fileName);
+}
+
+bool SQLiteFileSystem::ensureDatabaseDirectoryExists(const String& path)
+{
+    if (path.isEmpty())
+        return false;
+    return makeAllDirectories(path);
+}
+
+bool SQLiteFileSystem::ensureDatabaseFileExists(const String& fileName, bool checkPathOnly)
+{
+    if (fileName.isEmpty())
+        return false;
+
+    if (checkPathOnly) {
+        String dir = directoryName(fileName);
+        return ensureDatabaseDirectoryExists(dir);
+    }
+
+    return fileExists(fileName);
+}
+
+bool SQLiteFileSystem::deleteEmptyDatabaseDirectory(const String& path)
+{
+    return deleteEmptyDirectory(path);
+}
+
+bool SQLiteFileSystem::deleteDatabaseFile(const String& fileName)
+{
+    return deleteFile(fileName);
+}
+
+long long SQLiteFileSystem::getDatabaseFileSize(const String& fileName)
+{        
+    long long size;
+    return getFileSize(fileName, size) ? size : 0;
+}
+
+} // namespace WebCore