/*

 * Intel(R) Enclosure LED Utilities

 * Copyright (C) 2009-2018 Intel Corporation.

 *

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

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 *

 * This program is distributed in the hope 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 St - Fifth Floor, Boston, MA 02110-1301 USA.

 *

 */

#ifndef _RAID_H_INCLUDED_

#define _RAID_H_INCLUDED_

/**

 */

enum raid_state {

	RAID_STATE_UNKNOWN = 0,

	RAID_STATE_CLEAR,

	RAID_STATE_INACTIVE,

	RAID_STATE_SUSPENDED,

	RAID_STATE_READONLY,

	RAID_STATE_READ_AUTO,

	RAID_STATE_CLEAN,

	RAID_STATE_ACTIVE,

	RAID_STATE_WRITE_PENDING,

	RAID_STATE_ACTIVE_IDLE

};

/**

 */

enum raid_level {

	RAID_LEVEL_UNKNOWN = 0,

	RAID_LEVEL_0,

	RAID_LEVEL_1,

	RAID_LEVEL_10,

	RAID_LEVEL_4,

	RAID_LEVEL_5,

	RAID_LEVEL_6,

	RAID_LEVEL_FAULTY,

	RAID_LEVEL_LINEAR

};

/**

 */

enum device_type {

	DEVICE_TYPE_UNKNOWN = 0,

	DEVICE_TYPE_VOLUME,

	DEVICE_TYPE_CONTAINER

};

/**

 */

enum raid_action {

	RAID_ACTION_UNKNOWN = 0,

	RAID_ACTION_IDLE,

	RAID_ACTION_RESHAPE,

	RAID_ACTION_FROZEN,

	RAID_ACTION_RESYNC,

	RAID_ACTION_CHECK,

	RAID_ACTION_RECOVER,

	RAID_ACTION_REPAIR

};

/**

 */

struct raid_device {

	enum device_type type;

	int device_num;

	char *sysfs_path;

	int raid_disks;

	int degraded;

	enum raid_state array_state;

	enum raid_action sync_action;

	enum raid_level level;

};

/**

 */

struct raid_device *raid_device_init(const char *path, unsigned int device_num,

				     enum device_type type);

/**

 */

void raid_device_fini(struct raid_device *device);

/**

 */

struct raid_device *raid_device_duplicate(struct raid_device *device);

/**

 */

struct raid_device *find_raid_device(const struct list *raid_list,

				     char *raid_sysfs_path);

#endif				/* _RAID_H_INCLUDED_ */