/*

 * Copyright (c) 2020 Red Hat, Inc.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 * 

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

 * 02110-1301, USA. 

 *

 * $Id: //eng/vdo-releases/aluminum/src/c++/vdo/base/upgrade.h#1 $

 */

#ifndef UPGRADE_H

#define UPGRADE_H

#include "types.h"

/**

 * Reconfigure the superblock of a prior VDO, preparing it for upgrading.

 *

 * @param layer  The layer with a VDO to prepare

 *

 * @return VDO_SUCCESS or an error

 **/

int upgradePriorVDO(PhysicalLayer *layer)

  __attribute__((warn_unused_result));

#endif /* UPGRADE_H */