geom.h revision 129470 
1/*-
2 * Copyright (c) 2004 Pawel Jakub Dawidek <pjd@FreeBSD.org>
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 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sbin/geom/core/geom.h 129470 2004-05-20 10:09:56Z pjd $
27 */
28
29#ifndef _GEOM_H_
30#define	_GEOM_H_
31#define	G_LIB_VERSION	0
32
33#define	G_FLAG_NONE	0x0000
34#define	G_FLAG_VERBOSE	0x0001
35#define	G_FLAG_LOADKLD	0x0002
36
37#define	G_TYPE_NONE	0
38#define	G_TYPE_STRING	1
39#define	G_TYPE_NUMBER	2
40
41#define	G_OPT_MAX	16
42#define	G_OPT_DONE(opt)		(opt)->go_char = '\0'
43#define	G_OPT_ISDONE(opt)	((opt)->go_char == '\0')
44
45#define G_OPT_SENTINEL	{ '\0', NULL, NULL, G_TYPE_NONE }
46#define G_NULL_OPTS	{ G_OPT_SENTINEL }
47#define	G_CMD_SENTINEL	{ NULL, 0, NULL, G_NULL_OPTS }
48
49struct g_option {
50	char		 go_char;
51	const char	*go_name;
52	void		*go_val;
53	unsigned	 go_type;
54};
55
56struct g_command {
57	const char	*gc_name;
58	unsigned	 gc_flags;
59	void		(*gc_func)(struct gctl_req *, unsigned);
60	struct g_option	gc_options[G_OPT_MAX];
61};
62#endif	/* !_GEOM_H_ */
63