// Copyright (c) 2009 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_DATABASE_VFS_BACKEND_H_
#define WEBKIT_DATABASE_VFS_BACKEND_H_

#include "base/platform_file.h"
#include "base/process.h"

class FilePath;

namespace webkit_database {

class VfsBackend {
 public:
  static void OpenFile(
      const FilePath& file_name, const FilePath& db_dir, int desired_flags,
      base::ProcessHandle handle, base::PlatformFile* target_handle,
      base::PlatformFile* target_dir_handle);
  static int DeleteFile(
      const FilePath& file_name, const FilePath& db_dir, bool sync_dir);
  static uint32 GetFileAttributes(const FilePath& file_name);
  static int64 GetFileSize(const FilePath& file_name);

 private:
  static bool OpenFileFlagsAreConsistent(
      const FilePath& file_name, const FilePath& db_dir, int desired_flags);
};

}  // namespace webkit_database

#endif  // WEBKIT_DATABASE_VFS_BACKEND_H_