xref: /onnv-gate/usr/src/cmd/lvm/metassist/layout/layout_svm_util.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef _VOLUME_SVM_UTIL_H
28*0Sstevel@tonic-gate #define	_VOLUME_SVM_UTIL_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifdef __cplusplus
33*0Sstevel@tonic-gate extern "C" {
34*0Sstevel@tonic-gate #endif
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #include "volume_devconfig.h"
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate /*
39*0Sstevel@tonic-gate  * scan existing SVM config for the named diskset
40*0Sstevel@tonic-gate  * and build lists of device, HSP and diskset names.
41*0Sstevel@tonic-gate  */
42*0Sstevel@tonic-gate extern int		scan_svm_names(char *diskset);
43*0Sstevel@tonic-gate extern void		release_svm_names();
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate extern int		hsp_get_default_for_diskset(char *diskset,
46*0Sstevel@tonic-gate 	devconfig_t **hsp);
47*0Sstevel@tonic-gate extern int		hsp_get_by_name(char *diskset, char *hspname,
48*0Sstevel@tonic-gate 	devconfig_t **hsp);
49*0Sstevel@tonic-gate 
50*0Sstevel@tonic-gate extern int		get_next_volume_name(char **name,
51*0Sstevel@tonic-gate 	component_type_t type);
52*0Sstevel@tonic-gate extern int		get_next_hsp_name(char **name);
53*0Sstevel@tonic-gate extern int		get_next_submirror_name(char *mname, char **subname);
54*0Sstevel@tonic-gate 
55*0Sstevel@tonic-gate extern int		reserve_volume_name(char *name);
56*0Sstevel@tonic-gate extern int		reserve_hsp_name(char *name);
57*0Sstevel@tonic-gate 
58*0Sstevel@tonic-gate extern void		release_volume_name(char *name);
59*0Sstevel@tonic-gate extern void		release_hsp_name(char *name);
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate extern boolean_t	is_volume_name_valid(char *name);
62*0Sstevel@tonic-gate extern boolean_t	is_hsp_name_valid(char *name);
63*0Sstevel@tonic-gate 
64*0Sstevel@tonic-gate extern boolean_t	is_volume_name_in_range(char *name);
65*0Sstevel@tonic-gate 
66*0Sstevel@tonic-gate extern int get_disks_in_diskset(char *dsname, dlist_t **disks);
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate extern int		is_disk_in_diskset(
69*0Sstevel@tonic-gate 	dm_descriptor_t disk, char *diskset, boolean_t *bool);
70*0Sstevel@tonic-gate extern int		is_disk_in_other_diskset(
71*0Sstevel@tonic-gate 	dm_descriptor_t disk, char *diskset, boolean_t *bool);
72*0Sstevel@tonic-gate 
73*0Sstevel@tonic-gate extern boolean_t	diskset_exists(char *name);
74*0Sstevel@tonic-gate extern uint64_t		get_default_stripe_interlace();
75*0Sstevel@tonic-gate 
76*0Sstevel@tonic-gate extern int		get_n_metadb_replicas(int *nreplicas);
77*0Sstevel@tonic-gate extern int		get_max_number_of_devices(int *max);
78*0Sstevel@tonic-gate extern int		get_max_number_of_disksets(int *max);
79*0Sstevel@tonic-gate 
80*0Sstevel@tonic-gate extern int		is_reserved_replica_slice_index(
81*0Sstevel@tonic-gate 	char *diskset, char *dname, uint32_t index, boolean_t *bool);
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate #ifdef __cplusplus
84*0Sstevel@tonic-gate }
85*0Sstevel@tonic-gate #endif
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate #endif /* _VOLUME_SVM_UTIL_H */
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