134 lines
3.9 KiB
C
134 lines
3.9 KiB
C
/* $NetBSD: fstypes.c,v 1.11 2008/04/28 20:24:16 martin Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Matt Fredette and Luke Mewburn.
|
|
*
|
|
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
|
*/
|
|
|
|
#if HAVE_NBTOOL_CONFIG_H
|
|
#include "nbtool_config.h"
|
|
#endif
|
|
|
|
#include <sys/cdefs.h>
|
|
#if defined(__RCSID) && !defined(__lint)
|
|
__RCSID("$NetBSD: fstypes.c,v 1.11 2008/04/28 20:24:16 martin Exp $");
|
|
#endif /* !__lint */
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <assert.h>
|
|
#include <err.h>
|
|
#include <stdio.h>
|
|
|
|
#include "installboot.h"
|
|
|
|
struct ib_fs fstypes[] = {
|
|
#ifndef NO_STAGE2
|
|
{ .name = "ffs", .match = ffs_match, .findstage2 = ffs_findstage2 },
|
|
{ .name = "raid", .match = raid_match, .findstage2 = ffs_findstage2 },
|
|
{ .name = "raw", .match = raw_match, .findstage2 = raw_findstage2 },
|
|
#endif
|
|
{ .name = NULL, }
|
|
};
|
|
|
|
#ifndef NO_STAGE2
|
|
int
|
|
hardcode_stage2(ib_params *params, uint32_t *maxblk, ib_block *blocks)
|
|
{
|
|
struct stat s2sb;
|
|
uint32_t nblk, i;
|
|
|
|
assert(params != NULL);
|
|
assert(params->stage2 != NULL);
|
|
assert(maxblk != NULL);
|
|
assert(blocks != NULL);
|
|
assert((params->flags & IB_STAGE2START) != 0);
|
|
assert(params->fstype != NULL);
|
|
assert(params->fstype->blocksize != 0);
|
|
|
|
if (stat(params->stage2, &s2sb) == -1) {
|
|
warn("Examining `%s'", params->stage2);
|
|
return (0);
|
|
}
|
|
if (!S_ISREG(s2sb.st_mode)) {
|
|
warnx("`%s' must be a regular file", params->stage2);
|
|
return (0);
|
|
}
|
|
|
|
nblk = s2sb.st_size / params->fstype->blocksize;
|
|
if (s2sb.st_size % params->fstype->blocksize != 0)
|
|
nblk++;
|
|
#if 0
|
|
fprintf(stderr, "for %s got size %lld blksize %u blocks %u\n",
|
|
params->stage2, s2sb.st_size, params->fstype->blocksize, nblk);
|
|
#endif
|
|
if (nblk > *maxblk) {
|
|
warnx("Secondary bootstrap `%s' has too many blocks "
|
|
"(calculated %u, maximum %u)",
|
|
params->stage2, nblk, *maxblk);
|
|
return (0);
|
|
}
|
|
|
|
for (i = 0; i < nblk; i++) {
|
|
blocks[i].block = params->s2start +
|
|
i * (params->fstype->blocksize / 512);
|
|
blocks[i].blocksize = params->fstype->blocksize;
|
|
}
|
|
*maxblk = nblk;
|
|
|
|
return (1);
|
|
}
|
|
|
|
|
|
int
|
|
raw_match(ib_params *params)
|
|
{
|
|
|
|
assert(params != NULL);
|
|
assert(params->fstype != NULL);
|
|
|
|
params->fstype->blocksize = 8192; // XXX: hardcode
|
|
return (1); /* can always write to a "raw" file system */
|
|
}
|
|
|
|
int
|
|
raw_findstage2(ib_params *params, uint32_t *maxblk, ib_block *blocks)
|
|
{
|
|
|
|
assert(params != NULL);
|
|
assert(params->stage2 != NULL);
|
|
assert(maxblk != NULL);
|
|
assert(blocks != NULL);
|
|
|
|
if ((params->flags & IB_STAGE2START) == 0) {
|
|
warnx("Need `-B bno' for raw file systems");
|
|
return (0);
|
|
}
|
|
return (hardcode_stage2(params, maxblk, blocks));
|
|
}
|
|
#endif
|