/*

 * 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/compressionStateInternals.h#1 $

 */

#ifndef COMPRESSION_STATE_INTERNALS_H

#define COMPRESSION_STATE_INTERNALS_H

#include "compressionState.h"

/**

 * Set the compression state of a DataVIO (exposed for testing).

 *

 * @param dataVIO   The DataVIO whose compression state is to be set

 * @param state     The expected current state of the DataVIO

 * @param newState  The state to set

 *

 * @return true if the new state was set, false if the DataVIO's

 *         compression state did not match the expected state, and so was

 *         left unchanged

 **/

bool setCompressionState(DataVIO             *dataVIO,

                         VIOCompressionState  state,

                         VIOCompressionState  newState);

#endif /* COMPRESSION_STATE_H */