sestopo.c revision 6316:40d5384cc8b2 
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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2008 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#include <libnvpair.h>
30#include <stdio.h>
31#include <unistd.h>
32#include <scsi/libses.h>
33
34static void fatal(int, const char *, ...) __NORETURN;
35
36static void
37fatal(int err, const char *fmt, ...)
38{
39	va_list ap;
40
41	va_start(ap, fmt);
42	(void) vfprintf(stderr, fmt, ap);
43	va_end(ap);
44
45	(void) fprintf(stderr, "\n");
46	(void) fflush(stderr);
47
48	_exit(err);
49}
50
51/*ARGSUSED*/
52static ses_walk_action_t
53node(ses_node_t *np, void *arg)
54{
55	ses_node_type_t type;
56	uint64_t val;
57	nvlist_t *props;
58	char *t;
59
60	type = ses_node_type(np);
61	(void) printf("Node Type: %d\n", type);
62	if ((props = ses_node_props(np)) == NULL) {
63		(void) printf("No properties\n");
64		return (SES_WALK_ACTION_CONTINUE);
65	}
66	if (type == SES_NODE_ELEMENT || type == SES_NODE_AGGREGATE) {
67		(void) nvlist_lookup_uint64(props, SES_PROP_ELEMENT_TYPE, &val);
68		if (nvlist_lookup_string(props, LIBSES_PROP_ELEMENT_TYPE_NAME,
69		    &t) != 0)
70			t = NULL;
71		(void) printf("Element Type: %s\n", t ? t : "<unknown>");
72	}
73	nvlist_print(stdout, props);
74
75	return (SES_WALK_ACTION_CONTINUE);
76}
77
78int
79main(int argc, char *argv[])
80{
81	ses_target_t *tp;
82	ses_snap_t *sp;
83
84	if (argc != 2)
85		fatal(1, "Usage: %s <device>", argv[0]);
86
87	if ((tp = ses_open(LIBSES_VERSION, argv[1])) == NULL)
88		fatal(-1, "failed to open %s: %s", argv[1], ses_errmsg());
89
90	sp = ses_snap_hold(tp);
91
92	(void) ses_walk(sp, node, NULL);
93
94	ses_snap_rele(sp);
95	ses_close(tp);
96
97	return (0);
98}
99