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lfs_itimes.c revision 1.9.2.1
      1  1.9.2.1   gdamore /*	$NetBSD: lfs_itimes.c,v 1.9.2.1 2006/07/13 17:50:13 gdamore Exp $	*/
      2      1.1  christos 
      3      1.1  christos /*-
      4      1.1  christos  * Copyright (c) 1999, 2000, 2001, 2002, 2003 The NetBSD Foundation, Inc.
      5      1.1  christos  * All rights reserved.
      6      1.1  christos  *
      7      1.1  christos  * This code is derived from software contributed to The NetBSD Foundation
      8      1.1  christos  * by Konrad E. Schroder <perseant (at) hhhh.org>.
      9      1.1  christos  *
     10      1.1  christos  * Redistribution and use in source and binary forms, with or without
     11      1.1  christos  * modification, are permitted provided that the following conditions
     12      1.1  christos  * are met:
     13      1.1  christos  * 1. Redistributions of source code must retain the above copyright
     14      1.1  christos  *    notice, this list of conditions and the following disclaimer.
     15      1.1  christos  * 2. Redistributions in binary form must reproduce the above copyright
     16      1.1  christos  *    notice, this list of conditions and the following disclaimer in the
     17      1.1  christos  *    documentation and/or other materials provided with the distribution.
     18      1.1  christos  * 3. All advertising materials mentioning features or use of this software
     19      1.1  christos  *    must display the following acknowledgement:
     20      1.1  christos  *	This product includes software developed by the NetBSD
     21      1.1  christos  *	Foundation, Inc. and its contributors.
     22      1.1  christos  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23      1.1  christos  *    contributors may be used to endorse or promote products derived
     24      1.1  christos  *    from this software without specific prior written permission.
     25      1.1  christos  *
     26      1.1  christos  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27      1.1  christos  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28      1.1  christos  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29      1.1  christos  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30      1.1  christos  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31      1.1  christos  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32      1.1  christos  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33      1.1  christos  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34      1.1  christos  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35      1.1  christos  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36      1.1  christos  * POSSIBILITY OF SUCH DAMAGE.
     37      1.1  christos  */
     38      1.1  christos #include <sys/cdefs.h>
     39  1.9.2.1   gdamore __KERNEL_RCSID(0, "$NetBSD: lfs_itimes.c,v 1.9.2.1 2006/07/13 17:50:13 gdamore Exp $");
     40      1.1  christos 
     41      1.1  christos #include <sys/param.h>
     42      1.1  christos #include <sys/time.h>
     43      1.1  christos #include <sys/mount.h>
     44      1.1  christos #include <sys/buf.h>
     45      1.1  christos 
     46      1.1  christos #include <ufs/ufs/inode.h>
     47      1.1  christos 
     48      1.1  christos #ifndef _KERNEL
     49      1.1  christos #include "bufcache.h"
     50      1.1  christos #include "vnode.h"
     51      1.1  christos #include "lfs_user.h"
     52      1.1  christos #define vnode uvnode
     53      1.1  christos #define buf ubuf
     54      1.2  christos #define panic call_panic
     55      1.1  christos #else
     56      1.1  christos #include <ufs/lfs/lfs_extern.h>
     57      1.8  christos #include <sys/kauth.h>
     58      1.1  christos #endif
     59      1.1  christos 
     60      1.1  christos #include <ufs/lfs/lfs.h>
     61      1.1  christos 
     62      1.1  christos void
     63      1.1  christos lfs_itimes(struct inode *ip, const struct timespec *acc,
     64      1.1  christos     const struct timespec *mod, const struct timespec *cre)
     65      1.1  christos {
     66      1.1  christos #ifdef _KERNEL
     67      1.9    kardel 	struct timespec now;
     68      1.1  christos 
     69      1.1  christos 	KASSERT(ip->i_flag & (IN_ACCESS | IN_CHANGE | IN_UPDATE | IN_MODIFY));
     70      1.9    kardel 
     71  1.9.2.1   gdamore 	vfs_timestamp(&now);
     72      1.1  christos #endif
     73      1.1  christos 
     74      1.1  christos 	if (ip->i_flag & IN_ACCESS) {
     75      1.1  christos #ifdef _KERNEL
     76      1.1  christos 		if (acc == NULL)
     77      1.9    kardel 			acc = &now;
     78      1.1  christos #endif
     79      1.1  christos 		ip->i_ffs1_atime = acc->tv_sec;
     80      1.1  christos 		ip->i_ffs1_atimensec = acc->tv_nsec;
     81      1.1  christos 		if (ip->i_lfs->lfs_version > 1) {
     82      1.1  christos 			struct lfs *fs = ip->i_lfs;
     83      1.1  christos 			struct buf *ibp;
     84      1.1  christos 			IFILE *ifp;
     85      1.1  christos 
     86      1.1  christos 			LFS_IENTRY(ifp, ip->i_lfs, ip->i_number, ibp);
     87      1.1  christos 			ifp->if_atime_sec = acc->tv_sec;
     88      1.1  christos 			ifp->if_atime_nsec = acc->tv_nsec;
     89      1.1  christos 			LFS_BWRITE_LOG(ibp);
     90      1.1  christos 			simple_lock(&fs->lfs_interlock);
     91      1.1  christos 			fs->lfs_flags |= LFS_IFDIRTY;
     92      1.1  christos 			simple_unlock(&fs->lfs_interlock);
     93      1.1  christos 		} else {
     94      1.1  christos 			LFS_SET_UINO(ip, IN_ACCESSED);
     95      1.1  christos 		}
     96      1.1  christos 	}
     97      1.1  christos 	if (ip->i_flag & (IN_CHANGE | IN_UPDATE | IN_MODIFY)) {
     98      1.1  christos 		if (ip->i_flag & (IN_UPDATE | IN_MODIFY)) {
     99      1.1  christos #ifdef _KERNEL
    100      1.1  christos 			if (mod == NULL)
    101      1.9    kardel 				mod = &now;
    102      1.1  christos #endif
    103      1.1  christos 			ip->i_ffs1_mtime = mod->tv_sec;
    104      1.1  christos 			ip->i_ffs1_mtimensec = mod->tv_nsec;
    105      1.1  christos 			ip->i_modrev++;
    106      1.1  christos 		}
    107      1.1  christos 		if (ip->i_flag & (IN_CHANGE | IN_MODIFY)) {
    108      1.1  christos #ifdef _KERNEL
    109      1.1  christos 			if (cre == NULL)
    110      1.9    kardel 				cre = &now;
    111      1.1  christos #endif
    112      1.1  christos 			ip->i_ffs1_ctime = cre->tv_sec;
    113      1.1  christos 			ip->i_ffs1_ctimensec = cre->tv_nsec;
    114      1.1  christos 		}
    115      1.1  christos 		if (ip->i_flag & (IN_CHANGE | IN_UPDATE))
    116      1.1  christos 			LFS_SET_UINO(ip, IN_MODIFIED);
    117      1.1  christos 		if (ip->i_flag & IN_MODIFY)
    118      1.1  christos 			LFS_SET_UINO(ip, IN_ACCESSED);
    119      1.1  christos 	}
    120      1.1  christos 	ip->i_flag &= ~(IN_ACCESS | IN_CHANGE | IN_UPDATE | IN_MODIFY);
    121      1.1  christos }
    122