1/*-
2 * Copyright (c) 2012 The FreeBSD Foundation
3 * All rights reserved.
4 *
5 * This software was developed by Semihalf under sponsorship
6 * from the FreeBSD Foundation.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD$");
33#include <sys/types.h>
34
35#include <stdio.h>
36#include <sysexits.h>
37
38#include <fs/nandfs/nandfs_fs.h>
39#include <libnandfs.h>
40
41#include "nandfs.h"
42
43static void
44mksnap_usage(void)
45{
46
47	fprintf(stderr, "usage:\n");
48	fprintf(stderr, "\tmksnap node\n");
49}
50
51int
52nandfs_mksnap(int argc, char **argv)
53{
54	struct nandfs fs;
55	uint64_t cpno;
56	int error;
57
58	if (argc != 1) {
59		mksnap_usage();
60		return (EX_USAGE);
61	}
62
63	nandfs_init(&fs, argv[0]);
64	error = nandfs_open(&fs);
65	if (error == -1) {
66		fprintf(stderr, "nandfs_open: %s\n", nandfs_errmsg(&fs));
67		goto out;
68	}
69
70	error = nandfs_make_snap(&fs, &cpno);
71	if (error == -1)
72		fprintf(stderr, "nandfs_make_snap: %s\n", nandfs_errmsg(&fs));
73	else
74		printf("%jd\n", cpno);
75
76out:
77	nandfs_close(&fs);
78	nandfs_destroy(&fs);
79	return (error);
80}
81