1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 1993-2002 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 /*
30 * get/set user flags for the metadevices (FOR GUI USE ONLY)
31 */
32
33 #include <meta.h>
34
35 /*
36 * get user flags stored in the common unit structure.
37 */
38 int
meta_getuserflags(mdsetname_t * sp,mdname_t * np,uint_t * userflags,md_error_t * ep)39 meta_getuserflags(
40 mdsetname_t *sp,
41 mdname_t *np,
42 uint_t *userflags,
43 md_error_t *ep
44 )
45 {
46 md_common_t *mdp;
47
48 /* should have a set */
49 assert(sp != NULL);
50 assert(sp->setno == MD_MIN2SET(meta_getminor(np->dev)));
51
52 if ((mdp = meta_get_unit(sp, np, ep)) == NULL)
53 return (-1);
54
55 *userflags = mdp->user_flags;
56 return (0);
57 }
58
59
60 /*
61 * set user flags, stored in the common unit structure.
62 */
63 int
meta_setuserflags(mdsetname_t * sp,mdname_t * np,uint_t userflags,md_error_t * ep)64 meta_setuserflags(
65 mdsetname_t *sp,
66 mdname_t *np,
67 uint_t userflags,
68 md_error_t *ep
69 )
70 {
71 md_set_userflags_t msu;
72 char *miscname;
73
74 /* should have a set */
75 assert(sp != NULL);
76 assert(sp->setno == MD_MIN2SET(meta_getminor(np->dev)));
77
78 /* check name */
79 if (metachkmeta(np, ep) != 0)
80 return (-1);
81
82 /* get misc name */
83 if ((miscname = metagetmiscname(np, ep)) == NULL)
84 return (-1);
85
86 /* set parameters */
87 (void) memset(&msu, 0, sizeof (msu));
88 MD_SETDRIVERNAME(&msu, miscname, sp->setno);
89 msu.mnum = meta_getminor(np->dev);
90 msu.userflags = userflags;
91 if (metaioctl(MD_IOCSET_FLAGS, &msu, &msu.mde, np->cname) != 0)
92 return (mdstealerror(ep, &msu.mde));
93
94 /* clear cache */
95 meta_invalidate_name(np);
96
97 return (0);
98 }
99