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sourceware.org Git - lvm2.git/blob - liblvm/lvm_pv.c
2 * Copyright (C) 2008,2009 Red Hat, Inc. All rights reserved.
4 * This file is part of LVM2.
6 * This copyrighted material is made available to anyone wishing to use,
7 * modify, copy, or redistribute it subject to the terms and conditions
8 * of the GNU Lesser General Public License v.2.1.
10 * You should have received a copy of the GNU Lesser General Public License
11 * along with this program; if not, write to the Free Software Foundation,
12 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 #include "lvm-string.h"
21 const char *lvm_pv_get_uuid(const pv_t pv
)
23 return pv_uuid_dup(pv
);
26 const char *lvm_pv_get_name(const pv_t pv
)
28 return dm_pool_strndup(pv
->vg
->vgmem
,
29 (const char *)pv_dev_name(pv
), NAME_LEN
+ 1);
32 uint64_t lvm_pv_get_mda_count(const pv_t pv
)
34 return (uint64_t) pv_mda_count(pv
);
37 uint64_t lvm_pv_get_dev_size(const pv_t pv
)
39 return (uint64_t) SECTOR_SIZE
* pv_dev_size(pv
);
42 uint64_t lvm_pv_get_size(const pv_t pv
)
44 return (uint64_t) SECTOR_SIZE
* pv_size_field(pv
);
47 uint64_t lvm_pv_get_free(const pv_t pv
)
49 return (uint64_t) SECTOR_SIZE
* pv_free(pv
);
52 struct lvm_property_value
lvm_pv_get_property(const pv_t pv
, const char *name
)
54 return get_property(pv
, NULL
, NULL
, NULL
, NULL
, name
);
57 struct lvm_property_value
lvm_pvseg_get_property(const pvseg_t pvseg
,
60 return get_property(NULL
, NULL
, NULL
, NULL
, pvseg
, name
);
63 struct dm_list
*lvm_pv_list_pvsegs(pv_t pv
)
67 struct pv_segment
*pvl
;
69 if (dm_list_empty(&pv
->segments
))
72 if (!(list
= dm_pool_zalloc(pv
->vg
->vgmem
, sizeof(*list
)))) {
73 log_errno(ENOMEM
, "Memory allocation fail for dm_list.");
78 dm_list_iterate_items(pvl
, &pv
->segments
) {
79 if (!(pvseg
= dm_pool_zalloc(pv
->vg
->vgmem
, sizeof(*pvseg
)))) {
81 "Memory allocation fail for lvm_pvseg_list.");
85 dm_list_add(list
, &pvseg
->list
);
90 pv_t
lvm_pv_from_name(vg_t vg
, const char *name
)
94 dm_list_iterate_items(pvl
, &vg
->pvs
) {
95 if (!strcmp(name
, pv_dev_name(pvl
->pv
)))
101 pv_t
lvm_pv_from_uuid(vg_t vg
, const char *uuid
)
106 if (strlen(uuid
) < ID_LEN
) {
107 log_errno (EINVAL
, "Invalid UUID string length");
111 if (!id_read_format(&id
, uuid
)) {
112 log_errno(EINVAL
, "Invalid UUID format.");
116 dm_list_iterate_items(pvl
, &vg
->pvs
) {
117 if (id_equal(&id
, &pvl
->pv
->id
))
124 int lvm_pv_resize(const pv_t pv
, uint64_t new_size
)
126 /* FIXME: add pv resize code here */
127 log_error("NOT IMPLEMENTED YET");
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