/*
* Copyright (c) 2015 Jiri Svoboda
* 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.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/** @addtogroup libdevice
* @{
*/
/** @file
*/
#ifndef LIBDEVICE_VBD_H
#define LIBDEVICE_VBD_H
#include <async.h>
#include <loc.h>
#include <types/label.h>
#include <offset.h>
/** VBD service */
typedef struct vbd {
/** VBD session */
async_sess_t *sess;
} vbd_t;
/** Disk information */
typedef struct {
/** Label type */
label_type_t ltype;
/** Label flags */
label_flags_t flags;
/** First block that can be allocated */
aoff64_t ablock0;
/** Number of blocks that can be allocated */
aoff64_t anblocks;
/** Block size */
size_t block_size;
/** Total number of blocks */
aoff64_t nblocks;
} vbd_disk_info_t;
/** Specification of new partition */
typedef struct {
/** Partition index */
int index;
/** First block */
aoff64_t block0;
/** Number of blocks */
aoff64_t nblocks;
/** Number of header blocks (EBR for logical partitions) */
aoff64_t hdr_blocks;
/** Partition kind */
label_pkind_t pkind;
/** Partition type */
label_ptype_t ptype;
} vbd_part_spec_t;
/** Partition info */
typedef struct {
/** Partition index */
int index;
/** Partition kind */
label_pkind_t pkind;
/** First block */
aoff64_t block0;
/** Number of blocks */
aoff64_t nblocks;
/** Service ID */
service_id_t svc_id;
} vbd_part_info_t;
typedef sysarg_t vbd_part_id_t;
extern errno_t vbd_create(vbd_t **);
extern void vbd_destroy(vbd_t *);
extern errno_t vbd_get_disks(vbd_t *, service_id_t **, size_t *);
extern errno_t vbd_disk_info(vbd_t *, service_id_t, vbd_disk_info_t *);
extern errno_t vbd_label_create(vbd_t *, service_id_t, label_type_t);
extern errno_t vbd_label_delete(vbd_t *, service_id_t);
extern errno_t vbd_label_get_parts(vbd_t *, service_id_t, service_id_t **,
size_t *);
extern errno_t vbd_part_get_info(vbd_t *, vbd_part_id_t, vbd_part_info_t *);
extern errno_t vbd_part_create(vbd_t *, service_id_t, vbd_part_spec_t *,
vbd_part_id_t *);
extern errno_t vbd_part_delete(vbd_t *, vbd_part_id_t);
extern void vbd_pspec_init(vbd_part_spec_t *);
extern errno_t vbd_suggest_ptype(vbd_t *, service_id_t, label_pcnt_t,
label_ptype_t *);
#endif
/** @}
*/