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Work on swapped-endian FFS.

This commit is contained in:
mlelstv 2023-01-24 08:05:07 +00:00
parent 4e9a22b91b
commit 3e7f0f50ca
2 changed files with 14 additions and 5 deletions
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6
sbin/scan_ffs/Makefile
View File

@ -1,4 +1,4 @@
# $NetBSD: Makefile,v 1.10 2020/09/07 03:09:53 mrg Exp $
# $NetBSD: Makefile,v 1.11 2023/01/24 08:05:07 mlelstv Exp $
.include <bsd.own.mk>
@ -10,9 +10,9 @@ MLINKS= scan_ffs.8 scan_lfs.8
LDADD= -lutil
DPADD= ${LIBUTIL}
SRCS= scan_ffs.c lfs_cksum.c
SRCS= scan_ffs.c ffs_bswap.c lfs_cksum.c
SCAN_FFS=${NETBSDSRCDIR}/sbin/scan_ffs
.PATH: ${NETBSDSRCDIR}/sys/ufs/lfs ${SCAN_FFS}
.PATH: ${NETBSDSRCDIR}/sys/ufs/ffs ${NETBSDSRCDIR}/sys/ufs/lfs ${SCAN_FFS}
MAN= scan_ffs.8

13
sbin/scan_ffs/scan_ffs.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: scan_ffs.c,v 1.36 2022/11/17 06:40:39 chs Exp $ */
/* $NetBSD: scan_ffs.c,v 1.37 2023/01/24 08:05:07 mlelstv Exp $ */
/*
* Copyright (c) 2005-2007 Juan Romero Pardines
@ -33,7 +33,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: scan_ffs.c,v 1.36 2022/11/17 06:40:39 chs Exp $");
__RCSID("$NetBSD: scan_ffs.c,v 1.37 2023/01/24 08:05:07 mlelstv Exp $");
#endif /* not lint */
#include <sys/types.h>
@ -50,6 +50,7 @@ __RCSID("$NetBSD: scan_ffs.c,v 1.36 2022/11/17 06:40:39 chs Exp $");
#include <ufs/ufs/dinode.h>
#include <ufs/ffs/fs.h>
#include <ufs/ffs/ffs_extern.h>
#include <unistd.h>
#include <stdlib.h>
@ -122,6 +123,14 @@ got_siginfo(int signo)
static int
ffs_checkver(struct sblockinfo *sbi)
{
switch (sbi->ffs->fs_magic) {
case FS_UFS1_MAGIC_SWAPPED:
case FS_UFS2_MAGIC_SWAPPED:
case FS_UFS2EA_MAGIC_SWAPPED:
ffs_sb_swap(sbi->ffs, sbi->ffs);
break;
}
switch (sbi->ffs->fs_magic) {
case FS_UFS1_MAGIC:
case FS_UFS1_MAGIC_SWAPPED: