freebsd-skq/vtoc8.c
marcel d449c3f144 Handle the -b option for specifying boot code that lives in the
partitioning scheme's meta data. Implement it for GPT.
2014-03-21 19:40:05 +00:00

68 lines
2.1 KiB
C

/*-
* Copyright (c) 2014 Juniper Networks, Inc.
* 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 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <sys/errno.h>
#include <sys/vtoc.h>
#include <stdlib.h>
#include "mkimg.h"
#include "scheme.h"
static struct mkimg_alias vtoc8_aliases[] = {
{ ALIAS_NONE, 0 }
};
static u_int
vtoc8_metadata(u_int where, u_int parts __unused, u_int secsz __unused)
{
u_int secs;
secs = (where == SCHEME_META_IMG_START) ? 1 : 0;
return (secs);
}
static int
vtoc8_write(int fd __unused, off_t imgsz __unused, u_int parts __unused,
u_int secsz __unused, void *bootcode __unused)
{
return (ENOSYS);
}
static struct mkimg_scheme vtoc8_scheme = {
.name = "vtoc8",
.description = "SMI VTOC8 disk labels",
.aliases = vtoc8_aliases,
.metadata = vtoc8_metadata,
.write = vtoc8_write,
.nparts = VTOC8_NPARTS
};
SCHEME_DEFINE(vtoc8_scheme);