1/*	$NetBSD: fuse_opt.h,v 1.10 2022/01/22 08:01:50 pho Exp $	*/
2
3/*
4 * Copyright (c) 2007 Alistair Crooks.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
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 * 3. The name of the author may not be used to endorse or promote
15 *    products derived from this software without specific prior written
16 *    permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
19 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
24 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
27 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef _FUSE_OPT_H_
32#define _FUSE_OPT_H_
33
34#include <stdint.h>
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
40enum {
41	FUSE_OPT_KEY_OPT = -1,
42	FUSE_OPT_KEY_NONOPT = -2,
43	FUSE_OPT_KEY_KEEP = -3,
44	FUSE_OPT_KEY_DISCARD = -4
45};
46
47struct fuse_args;
48
49struct fuse_opt {
50	const char	*templ;
51	int32_t		offset;
52	int32_t		value;
53};
54
55#define FUSE_OPT_KEY(templ, key) { templ, -1, key }
56#define FUSE_OPT_END { .templ = NULL }
57
58typedef int (*fuse_opt_proc_t)(void *, const char *, int, struct fuse_args *);
59
60
61int fuse_opt_add_arg(struct fuse_args *, const char *);
62struct fuse_args *fuse_opt_deep_copy_args(int, char **);
63void fuse_opt_free_args(struct fuse_args *);
64int fuse_opt_insert_arg(struct fuse_args *, int, const char *);
65int fuse_opt_add_opt(char **, const char *);
66int fuse_opt_add_opt_escaped(char **, const char *);
67int fuse_opt_parse(struct fuse_args *, void *,
68		   const struct fuse_opt *, fuse_opt_proc_t);
69int fuse_opt_match(const struct fuse_opt *, const char *);
70
71#ifdef __cplusplus
72}
73#endif
74
75#endif /* _FUSE_OPT_H_ */
76