libnandfs.h revision 330897 
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2010-2012 Semihalf.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD: stable/11/lib/libnandfs/libnandfs.h 330897 2018-03-14 03:19:51Z eadler $
29 */
30
31#ifndef	_LIBNANDFS_NANDFS_H
32#define	_LIBNANDFS_NANDFS_H
33
34struct nandfs {
35	struct nandfs_fsdata		n_fsdata;
36	struct nandfs_super_block	n_sb;
37	char				n_ioc[MNAMELEN];
38	char				n_dev[MNAMELEN];
39	int				n_iocfd;
40	int				n_devfd;
41	int				n_flags;
42	char				n_errmsg[120];
43};
44
45int nandfs_iserror(struct nandfs *);
46const char *nandfs_errmsg(struct nandfs *);
47
48void nandfs_init(struct nandfs *, const char *);
49void nandfs_destroy(struct nandfs *);
50
51const char *nandfs_dev(struct nandfs *);
52
53int nandfs_open(struct nandfs *);
54void nandfs_close(struct nandfs *);
55
56int nandfs_get_cpstat(struct nandfs *, struct nandfs_cpstat *);
57
58ssize_t nandfs_get_cp(struct nandfs *, uint64_t,
59    struct nandfs_cpinfo *, size_t);
60
61ssize_t nandfs_get_snap(struct nandfs *, uint64_t,
62    struct nandfs_cpinfo *, size_t);
63
64int nandfs_make_snap(struct nandfs *, uint64_t *);
65int nandfs_delete_snap(struct nandfs *, uint64_t);
66
67#endif	/* _LIBNANDFS_NANDFS_H */
68