2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2012 The FreeBSD Foundation
7 * This software was developed by Semihalf under sponsorship
8 * from the FreeBSD Foundation.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
35 #include <sys/types.h>
42 #include <fs/nandfs/nandfs_fs.h>
43 #include <libnandfs.h>
53 fprintf(stderr, "usage:\n");
54 fprintf(stderr, "\tlssnap node\n");
58 print_cpinfo(struct nandfs_cpinfo *cpinfo)
64 t = (time_t)cpinfo->nci_create;
66 strftime(timebuf, sizeof(timebuf), "%F %T", &tm);
68 printf("%20llu %s\n", (unsigned long long)cpinfo->nci_cno, timebuf);
72 nandfs_lssnap(int argc, char **argv)
74 struct nandfs_cpinfo *cpinfos;
84 cpinfos = malloc(sizeof(*cpinfos) * NCPINFO);
85 if (cpinfos == NULL) {
86 fprintf(stderr, "cannot allocate memory\n");
90 nandfs_init(&fs, argv[0]);
91 error = nandfs_open(&fs);
93 fprintf(stderr, "nandfs_open: %s\n", nandfs_errmsg(&fs));
97 for (next = 1; next != 0; next = cpinfos[nsnap - 1].nci_next) {
98 nsnap = nandfs_get_snap(&fs, next, cpinfos, NCPINFO);
102 for (i = 0; i < nsnap; i++)
103 print_cpinfo(&cpinfos[i]);
107 fprintf(stderr, "nandfs_get_snap: %s\n", nandfs_errmsg(&fs));