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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //usr/include/libgeom.h |
/*- * 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: release/9.1.0/lib/libgeom/libgeom.h 202454 2010-01-17 06:20:30Z delphij $ */ #ifndef _LIBGEOM_H_ #define _LIBGEOM_H_ #include <sys/cdefs.h> #include <sys/queue.h> #include <sys/time.h> #include <geom/geom_ctl.h> __BEGIN_DECLS 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 *); void geom_stats_snapshot_timestamp(void *, struct timespec *); void geom_stats_snapshot_reset(void *); struct devstat *geom_stats_snapshot_next(void *); 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 *lg_id; void *lg_ptr; enum { ISCLASS, ISGEOM, ISPROVIDER, ISCONSUMER } lg_what; }; struct gmesh { LIST_HEAD(, gclass) lg_class; struct gident *lg_ident; }; struct gconfig { LIST_ENTRY(gconfig) lg_config; char *lg_name; char *lg_val; }; struct gclass { void *lg_id; char *lg_name; LIST_ENTRY(gclass) lg_class; LIST_HEAD(, ggeom) lg_geom; struct gconf lg_config; }; struct ggeom { void *lg_id; struct gclass *lg_class; char *lg_name; u_int lg_rank; LIST_ENTRY(ggeom) lg_geom; LIST_HEAD(, gconsumer) lg_consumer; LIST_HEAD(, gprovider) lg_provider; struct gconf lg_config; }; struct gconsumer { void *lg_id; struct ggeom *lg_geom; LIST_ENTRY(gconsumer) lg_consumer; struct gprovider *lg_provider; LIST_ENTRY(gconsumer) lg_consumers; char *lg_mode; struct gconf lg_config; }; struct gprovider { void *lg_id; char *lg_name; struct ggeom *lg_geom; LIST_ENTRY(gprovider) lg_provider; LIST_HEAD(, gconsumer) lg_consumers; char *lg_mode; off_t lg_mediasize; u_int lg_sectorsize; off_t lg_stripeoffset; off_t lg_stripesize; struct gconf lg_config; }; struct gident * geom_lookupid(struct gmesh *, const void *); int geom_xml2tree(struct gmesh *, char *); int geom_gettree(struct gmesh *); void geom_deletetree(struct gmesh *); /* geom_ctl.c */ struct gctl_req; #ifdef _STDIO_H_ /* limit #include pollution */ void gctl_dump(struct gctl_req *, FILE *); #endif void gctl_free(struct gctl_req *); struct gctl_req *gctl_get_handle(void); const char *gctl_issue(struct gctl_req *); void gctl_ro_param(struct gctl_req *, const char *, int, const void *); void gctl_rw_param(struct gctl_req *, const char *, int, void *); /* geom_util.c */ int g_open(const char *, int); int g_close(int); off_t g_mediasize(int); ssize_t g_sectorsize(int); off_t g_stripeoffset(int); off_t g_stripesize(int); int g_flush(int); int g_delete(int, off_t, off_t); int g_get_ident(int, char *, size_t); int g_get_name(const char *, char *, size_t); int g_open_by_ident(const char *, int, char *, size_t); char *g_device_path(const char *); char *g_providername(int); __END_DECLS #endif /* _LIBGEOM_H_ */