set.c revision 1.13 
1/*-
2 * Copyright (c) 2002 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#if HAVE_NBTOOL_CONFIG_H
28#include "nbtool_config.h"
29#endif
30
31#include <sys/cdefs.h>
32#ifdef __FBSDID
33__FBSDID("$FreeBSD: src/sbin/gpt/add.c,v 1.14 2006/06/22 22:05:28 marcel Exp $");
34#endif
35#ifdef __RCSID
36__RCSID("$NetBSD: set.c,v 1.13 2015/12/29 16:45:04 christos Exp $");
37#endif
38
39#include <sys/types.h>
40
41#include <err.h>
42#include <stddef.h>
43#include <stdio.h>
44#include <stdlib.h>
45#include <string.h>
46#include <unistd.h>
47
48#include "map.h"
49#include "gpt.h"
50#include "gpt_private.h"
51
52static int cmd_set(gpt_t, int, char *[]);
53
54static const char *sethelp[] = {
55	"-a attribute -i index",
56	"-l",
57};
58
59struct gpt_cmd c_set = {
60	"set",
61	cmd_set,
62	sethelp, __arraycount(sethelp),
63	0,
64};
65
66#define usage() gpt_usage(NULL, &c_set)
67
68static int
69cmd_set(gpt_t gpt, int argc, char *argv[])
70{
71	int ch;
72	unsigned int entry = 0;
73	uint64_t attributes = 0;
74
75	while ((ch = getopt(argc, argv, "a:i:l")) != -1) {
76		switch(ch) {
77		case 'a':
78			if (gpt_attr_get(gpt, &attributes) == -1)
79				return usage();
80			break;
81		case 'i':
82			if (gpt_uint_get(gpt, &entry) == -1)
83				return usage();
84			break;
85		case 'l':
86			gpt_attr_help("\t");
87			return 0;
88		default:
89			return usage();
90		}
91	}
92
93	if (argc != optind)
94		return usage();
95
96	return gpt_attr_update(gpt, entry, attributes, 0);
97}
98