freebsd-src/lib/libufs/inode.c
Warner Losh a2f733abcf lib: Automated cleanup of cdefs and other formatting
Apply the following automated changes to try to eliminate
no-longer-needed sys/cdefs.h includes as well as now-empty
blank lines in a row.

Remove /^#if.*\n#endif.*\n#include\s+<sys/cdefs.h>.*\n/
Remove /\n+#include\s+<sys/cdefs.h>.*\n+#if.*\n#endif.*\n+/
Remove /\n+#if.*\n#endif.*\n+/
Remove /^#if.*\n#endif.*\n/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/types.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/param.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/capsicum.h>/

Sponsored by:		Netflix
2023-11-26 22:23:59 -07:00

107 lines
3.1 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2002 Juli Mallett. All rights reserved.
*
* This software was written by Juli Mallett <jmallett@FreeBSD.org> for the
* FreeBSD project. Redistribution and use in source and binary forms, with
* or without modification, are permitted provided that the following
* conditions are met:
*
* 1. Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistribution 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 ``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 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/param.h>
#include <sys/mount.h>
#include <sys/disklabel.h>
#include <sys/stat.h>
#include <ufs/ufs/extattr.h>
#include <ufs/ufs/quota.h>
#include <ufs/ufs/ufsmount.h>
#include <ufs/ufs/dinode.h>
#include <ufs/ffs/fs.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <libufs.h>
int
getinode(struct uufsd *disk, union dinodep *dp, ino_t inum)
{
ino_t min, max;
caddr_t inoblock;
struct fs *fs;
ERROR(disk, NULL);
fs = &disk->d_fs;
if (inum >= (ino_t)fs->fs_ipg * fs->fs_ncg) {
ERROR(disk, "inode number out of range");
return (-1);
}
inoblock = (caddr_t)&disk->d_inos[0];
min = disk->d_inomin;
max = disk->d_inomax;
if (inum >= min && inum < max)
goto gotit;
bread(disk, fsbtodb(fs, ino_to_fsba(fs, inum)), inoblock,
fs->fs_bsize);
disk->d_inomin = min = inum - (inum % INOPB(fs));
disk->d_inomax = max = min + INOPB(fs);
gotit: switch (disk->d_ufs) {
case 1:
disk->d_dp.dp1 = &((struct ufs1_dinode *)inoblock)[inum - min];
if (dp != NULL)
*dp = disk->d_dp;
return (0);
case 2:
disk->d_dp.dp2 = &((struct ufs2_dinode *)inoblock)[inum - min];
if (dp != NULL)
*dp = disk->d_dp;
if (ffs_verify_dinode_ckhash(fs, disk->d_dp.dp2) == 0)
return (0);
ERROR(disk, "check-hash failed for inode read from disk");
return (-1);
default:
break;
}
ERROR(disk, "unknown UFS filesystem type");
return (-1);
}
int
putinode(struct uufsd *disk)
{
struct fs *fs;
fs = &disk->d_fs;
if (disk->d_ufs == 2)
ffs_update_dinode_ckhash(fs, disk->d_dp.dp2);
if (bwrite(disk, fsbtodb(fs, ino_to_fsba(&disk->d_fs, disk->d_inomin)),
(caddr_t)&disk->d_inos[0], disk->d_fs.fs_bsize) <= 0)
return (-1);
return (0);
}