lvm2/lib/report/properties.c

/*
 * Copyright (C) 2010 Red Hat, Inc. All rights reserved.
 *
 * This file is part of LVM2.
 *
 * This copyrighted material is made available to anyone wishing to use,
 * modify, copy, or redistribute it subject to the terms and conditions
 * of the GNU Lesser General Public License v.2.1.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <errno.h>

#include "libdevmapper.h"
#include "properties.h"
#include "lvm-logging.h"
#include "lvm-types.h"
#include "metadata.h"

#define GET_NUM_PROPERTY_FN(NAME, VALUE) \
static int _ ## NAME ## _get (void *obj, struct lvm_property_type *prop) \
{ \
	struct volume_group *vg = (struct volume_group *)obj; \
\
	prop->v.n_val = VALUE; \
	return 1; \
}

static int _not_implemented(void *obj, struct lvm_property_type *prop)
{
	log_errno(ENOSYS, "Function not implemented");
	return 0;
}

/* PV */
#define _pv_fmt_get _not_implemented
#define _pv_fmt_set _not_implemented
#define _pv_uuid_get _not_implemented
#define _pv_uuid_set _not_implemented
#define _dev_size_get _not_implemented
#define _dev_size_set _not_implemented
#define _pv_name_get _not_implemented
#define _pv_name_set _not_implemented
#define _pv_mda_free_get _not_implemented
#define _pv_mda_free_set _not_implemented
#define _pv_mda_size_get _not_implemented
#define _pv_mda_size_set _not_implemented
#define _pe_start_get _not_implemented
#define _pe_start_set _not_implemented
#define _pv_size_get _not_implemented
#define _pv_size_set _not_implemented
#define _pv_free_get _not_implemented
#define _pv_free_set _not_implemented
#define _pv_used_get _not_implemented
#define _pv_used_set _not_implemented
#define _pv_attr_get _not_implemented
#define _pv_attr_set _not_implemented
#define _pv_pe_count_get _not_implemented
#define _pv_pe_count_set _not_implemented
#define _pv_pe_alloc_count_get _not_implemented
#define _pv_pe_alloc_count_set _not_implemented
#define _pv_tags_get _not_implemented
#define _pv_tags_set _not_implemented
#define _pv_mda_count_get _not_implemented
#define _pv_mda_count_set _not_implemented
#define _pv_mda_used_count_get _not_implemented
#define _pv_mda_used_count_set _not_implemented

/* LV */
#define _lv_uuid_get _not_implemented
#define _lv_uuid_set _not_implemented
#define _lv_name_get _not_implemented
#define _lv_name_set _not_implemented
#define _lv_path_get _not_implemented
#define _lv_path_set _not_implemented
#define _lv_attr_get _not_implemented
#define _lv_attr_set _not_implemented
#define _lv_major_get _not_implemented
#define _lv_major_set _not_implemented
#define _lv_minor_get _not_implemented
#define _lv_minor_set _not_implemented
#define _lv_read_ahead_get _not_implemented
#define _lv_read_ahead_set _not_implemented
#define _lv_kernel_major_get _not_implemented
#define _lv_kernel_major_set _not_implemented
#define _lv_kernel_minor_get _not_implemented
#define _lv_kernel_minor_set _not_implemented
#define _lv_kernel_read_ahead_get _not_implemented
#define _lv_kernel_read_ahead_set _not_implemented
#define _lv_size_get _not_implemented
#define _lv_size_set _not_implemented
#define _seg_count_get _not_implemented
#define _seg_count_set _not_implemented
#define _origin_get _not_implemented
#define _origin_set _not_implemented
#define _origin_size_get _not_implemented
#define _origin_size_set _not_implemented
#define _snap_percent_get _not_implemented
#define _snap_percent_set _not_implemented
#define _copy_percent_get _not_implemented
#define _copy_percent_set _not_implemented
#define _move_pv_get _not_implemented
#define _move_pv_set _not_implemented
#define _convert_lv_get _not_implemented
#define _convert_lv_set _not_implemented
#define _lv_tags_get _not_implemented
#define _lv_tags_set _not_implemented
#define _mirror_log_get _not_implemented
#define _mirror_log_set _not_implemented
#define _modules_get _not_implemented
#define _modules_set _not_implemented

/* VG */
#define _vg_fmt_get _not_implemented
#define _vg_fmt_set _not_implemented
#define _vg_uuid_get _not_implemented
#define _vg_uuid_set _not_implemented
#define _vg_name_get _not_implemented
#define _vg_name_set _not_implemented
#define _vg_attr_get _not_implemented
#define _vg_attr_set _not_implemented
GET_NUM_PROPERTY_FN(vg_size, (SECTOR_SIZE * vg_size(vg)))
#define _vg_size_set _not_implemented
GET_NUM_PROPERTY_FN(vg_free, (SECTOR_SIZE * vg_free(vg)))
#define _vg_free_set _not_implemented
#define _vg_sysid_get _not_implemented
#define _vg_sysid_set _not_implemented
GET_NUM_PROPERTY_FN(vg_extent_size, vg->extent_size)
#define _vg_extent_size_set _not_implemented
GET_NUM_PROPERTY_FN(vg_extent_count, vg->extent_count)
#define _vg_extent_count_set _not_implemented
GET_NUM_PROPERTY_FN(vg_free_count, vg->free_count)
#define _vg_free_count_set _not_implemented
GET_NUM_PROPERTY_FN(max_lv, vg->max_lv)
#define _max_lv_set _not_implemented
GET_NUM_PROPERTY_FN(max_pv, vg->max_pv)
#define _max_pv_set _not_implemented
GET_NUM_PROPERTY_FN(pv_count, vg->pv_count)
#define _pv_count_set _not_implemented
GET_NUM_PROPERTY_FN(lv_count, (vg_visible_lvs(vg)))
#define _lv_count_set _not_implemented
GET_NUM_PROPERTY_FN(snap_count, (snapshot_count(vg)))
#define _snap_count_set _not_implemented
GET_NUM_PROPERTY_FN(vg_seqno, vg->seqno)
#define _vg_seqno_set _not_implemented
#define _vg_tags_get _not_implemented
#define _vg_tags_set _not_implemented
GET_NUM_PROPERTY_FN(vg_mda_count, (vg_mda_count(vg)))
#define _vg_mda_count_set _not_implemented
GET_NUM_PROPERTY_FN(vg_mda_used_count, (vg_mda_used_count(vg)))
#define _vg_mda_used_count_set _not_implemented
GET_NUM_PROPERTY_FN(vg_mda_free, (SECTOR_SIZE * vg_mda_free(vg)))
#define _vg_mda_free_set _not_implemented
GET_NUM_PROPERTY_FN(vg_mda_size, (SECTOR_SIZE * vg_mda_size(vg)))
#define _vg_mda_size_set _not_implemented
GET_NUM_PROPERTY_FN(vg_mda_copies, (vg_mda_copies(vg)))
#define _vg_mda_copies_set _not_implemented

/* LVSEG */
#define _segtype_get _not_implemented
#define _segtype_set _not_implemented
#define _stripes_get _not_implemented
#define _stripes_set _not_implemented
#define _stripesize_get _not_implemented
#define _stripesize_set _not_implemented
#define _stripe_size_get _not_implemented
#define _stripe_size_set _not_implemented
#define _regionsize_get _not_implemented
#define _regionsize_set _not_implemented
#define _region_size_get _not_implemented
#define _region_size_set _not_implemented
#define _chunksize_get _not_implemented
#define _chunksize_set _not_implemented
#define _chunk_size_get _not_implemented
#define _chunk_size_set _not_implemented
#define _seg_start_get _not_implemented
#define _seg_start_set _not_implemented
#define _seg_start_pe_get _not_implemented
#define _seg_start_pe_set _not_implemented
#define _seg_size_get _not_implemented
#define _seg_size_set _not_implemented
#define _seg_tags_get _not_implemented
#define _seg_tags_set _not_implemented
#define _seg_pe_ranges_get _not_implemented
#define _seg_pe_ranges_set _not_implemented
#define _devices_get _not_implemented
#define _devices_set _not_implemented


/* PVSEG */
#define _pvseg_start_get _not_implemented
#define _pvseg_start_set _not_implemented
#define _pvseg_size_get _not_implemented
#define _pvseg_size_set _not_implemented


#define STR DM_REPORT_FIELD_TYPE_STRING
#define NUM DM_REPORT_FIELD_TYPE_NUMBER
#define FIELD(type, strct, sorttype, head, field, width, fn, id, desc, writeable) \
	{ #id, writeable, sorttype == STR, { .n_val = 0 }, _ ## id ## _get, _ ## id ## _set },

struct lvm_property_type _properties[] = {
#include "columns.h"
	{ "", 0, 0, { .n_val = 0 }, _not_implemented, _not_implemented },
};

#undef STR
#undef NUM
#undef FIELD


int vg_get_property(struct volume_group *vg, struct lvm_property_type *prop)
{
	struct lvm_property_type *p;

	p = _properties;
	while (p->id[0]) {
		if (!strcmp(p->id, prop->id))
			break;
		p++;
	}
	if (!p->id[0]) {
		log_errno(EINVAL, "Invalid property name %s", prop->id);
		return 0;
	}

	*prop = *p;
	if (!p->get((void *)vg, prop)) {
		return 0;
	}
	return 1;
}