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/*-
* Copyright (c) 2003 Poul-Henning Kamp
* 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.
* 3. The names of the authors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 _LIBGEOM_H_
#define _LIBGEOM_H_
#include <sys/queue.h>
#include <sys/time.h>
#include <geom/geom_stats.h>
void geom_stats_close(void);
void geom_stats_resync(void);
int geom_stats_open(void);
void *geom_stats_snapshot_get(void);
void geom_stats_snapshot_free(void *arg);
void geom_stats_snapshot_timestamp(void *arg, struct timespec *tp);
void geom_stats_snapshot_reset(void *arg);
struct g_stat *geom_stats_snapshot_next(void *arg);
char *geom_getxml(void);
/* geom_xml2tree.c */
/*
* These structs are used to build the tree based on the XML.
* they're named as the kernel variant without the first '_'.
*/
struct gclass;
struct ggeom;
struct gconsumer;
struct gprovider;
LIST_HEAD(gconf, gconfig);
struct gident {
void *id;
void *ptr;
enum { ISCLASS,
ISGEOM,
ISPROVIDER,
ISCONSUMER } what;
};
struct gmesh {
LIST_HEAD(, gclass) class;
struct gident *ident;
};
struct gconfig {
LIST_ENTRY(gconfig) config;
char *name;
char *val;
};
struct gclass {
void *id;
char *name;
LIST_ENTRY(gclass) class;
LIST_HEAD(, ggeom) geom;
struct gconf config;
};
struct ggeom {
void *id;
struct gclass *class;
char *name;
u_int rank;
LIST_ENTRY(ggeom) geom;
LIST_HEAD(, gconsumer) consumer;
LIST_HEAD(, gprovider) provider;
struct gconf config;
};
struct gconsumer {
void *id;
struct ggeom *geom;
LIST_ENTRY(gconsumer) consumer;
struct gprovider *provider;
LIST_ENTRY(gconsumer) consumers;
char *mode;
struct gconf config;
};
struct gprovider {
void *id;
char *name;
struct ggeom *geom;
LIST_ENTRY(gprovider) provider;
LIST_HEAD(, gconsumer) consumers;
char *mode;
off_t mediasize;
u_int sectorsize;
struct gconf config;
};
struct gident * geom_lookupid(struct gmesh *gmp, const void *id);
int geom_xml2tree(struct gmesh *gmp, char *p);
int geom_gettree(struct gmesh *gmp);
void geom_deletetree(struct gmesh *gmp);
#endif /* _LIBGEOM_H_ */
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