freebsd-dev/sbin/geom/core/geom.h

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/*-
* Copyright (c) 2004 Pawel Jakub Dawidek <pjd@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _GEOM_H_
#define _GEOM_H_
#define G_LIB_VERSION 1
#define G_FLAG_NONE 0x0000
#define G_FLAG_VERBOSE 0x0001
#define G_FLAG_LOADKLD 0x0002
#define G_TYPE_NONE 0
#define G_TYPE_STRING 1
#define G_TYPE_NUMBER 2
#define G_OPT_MAX 16
#define G_OPT_DONE(opt) (opt)->go_char = '\0'
#define G_OPT_ISDONE(opt) ((opt)->go_char == '\0')
#define G_OPT_SENTINEL { '\0', NULL, NULL, G_TYPE_NONE }
#define G_NULL_OPTS { G_OPT_SENTINEL }
#define G_CMD_SENTINEL { NULL, 0, NULL, G_NULL_OPTS, NULL }
struct g_option {
char go_char;
const char *go_name;
void *go_val;
unsigned go_type;
};
struct g_command {
const char *gc_name;
unsigned gc_flags;
void (*gc_func)(struct gctl_req *, unsigned);
struct g_option gc_options[G_OPT_MAX];
const char *gc_usage;
};
#endif /* !_GEOM_H_ */