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 (c) 1998, 2000 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27#ifndef	_METADYN_H
28#define	_METADYN_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36#define	METALDPATH_DEFAULT "/usr/lib"
37#define	METATOOLLDPATH_DEFAULT "/usr/sadm/lib/lvm"
38
39typedef enum {
40	/*
41	 * Conversion of driver name from cinfo should have occurred,
42	 * but something prevented that from taking place.
43	 */
44	Convert_Error,
45
46	/*
47	 * The library being called doesn't handle this driver so nothing
48	 * was done.
49	 */
50	Convert_Noop,
51
52	/*
53	 * Conversion completed without errors.
54	 */
55	Convert_Okay
56} meta_convert_e;
57
58meta_convert_e convert_path(mdname_t *, struct dk_cinfo *, mdcinfo_t *,
59    md_error_t *);
60
61typedef enum {
62	/*
63	 * While trying to determine information regarding the enclosure,
64	 * such as tray, bus, or world wide number and error occurred.
65	 */
66	Enclosure_Error,
67
68	/*
69	 * This library doesn't handle this device name. No changes have been
70	 * made to the structures.
71	 */
72	Enclosure_Noop,
73
74	/*
75	 * Successfully determined all pertinent information regarding
76	 * the enclosure.
77	 */
78	Enclosure_Okay
79} meta_enclosure_e;
80
81meta_enclosure_e get_enclosure(mdname_t *, mdcinfo_t *, md_error_t *);
82
83typedef enum {
84	/*
85	 * When one library tries to load another and finds the second
86	 * library already locked, lock_and_load will return this value.
87	 */
88	Library_Locked,
89
90	/*
91	 * If all goes well during a library load we'll receive this
92	 * return code.
93	 */
94	Library_Unlocked,
95
96	/*
97	 * Failed to even open the requested library
98	 */
99	Library_Open_Error
100} meta_library_e;
101
102meta_library_e lock_and_load(const char *, void **);
103void unlock_and_unload(void *);
104
105char *get_phys_name(char *);
106
107#ifdef	__cplusplus
108}
109#endif
110
111#endif	/* _METADYN_H */
112