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MFC the birthtime modification support from -HEAD.

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Approved by:	re (hrs)
This commit is contained in:
ceri 2006-09-22 11:20:10 +00:00
parent 39b1fc696b
commit 10dcd965c1
3 changed files with 32 additions and 3 deletions
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11
sbin/fsdb/fsdb.8
View File

@ -28,7 +28,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd June 2, 2006
.Dd September 22, 2006
.Dt FSDB 8
.Os
.Sh NAME
@ -204,11 +204,12 @@ Change the group of the current inode to
Change the generation number of the current inode to
.Ar gen .
.Pp
.It Cm btime Ar time
.It Cm mtime Ar time
.It Cm ctime Ar time
.It Cm atime Ar time
Change the modification, change, or access time (respectively) on the
current inode to
Change the creation (birth), modification, change, or access
time (respectively) on the current inode to
.Ar time .
.Ar Time
should be in the format
@ -217,11 +218,15 @@ where
.Em nsec
is an optional nanosecond specification.
If no nanoseconds are specified, the
.Va birthnsec ,
.Va mtimensec ,
.Va ctimensec ,
or
.Va atimensec
field will be set to zero.
Note that
.Cm btime
is available on UFS2 file systems only.
.Pp
.It Cm quit , q , exit , Em <EOF>
Exit the program.

18
sbin/fsdb/fsdb.c
View File

@ -148,6 +148,7 @@ CMDFUNC(chgen); /* change generation */
CMDFUNC(chowner); /* change owner */
CMDFUNC(chgroup); /* Change group */
CMDFUNC(back); /* pop back to last ino */
CMDFUNC(chbtime); /* Change btime */
CMDFUNC(chmtime); /* Change mtime */
CMDFUNC(chctime); /* Change ctime */
CMDFUNC(chatime); /* Change atime */
@ -182,6 +183,7 @@ struct cmdtable cmds[] = {
{ "chgrp", "Change group of current inode to GROUP", 2, 2, FL_WR, chgroup },
{ "chflags", "Change flags of current inode to FLAGS", 2, 2, FL_WR, chaflags },
{ "chgen", "Change generation number of current inode to GEN", 2, 2, FL_WR, chgen },
{ "btime", "Change btime of current inode to BTIME", 2, 2, FL_WR, chbtime },
{ "mtime", "Change mtime of current inode to MTIME", 2, 2, FL_WR, chmtime },
{ "ctime", "Change ctime of current inode to CTIME", 2, 2, FL_WR, chctime },
{ "atime", "Change atime of current inode to ATIME", 2, 2, FL_WR, chatime },
@ -1132,6 +1134,22 @@ badformat:
return 0;
}
CMDFUNCSTART(chbtime)
{
time_t secs;
int32_t nsecs;
if (dotime(argv[1], &secs, &nsecs))
return 1;
if (sblock.fs_magic == FS_UFS1_MAGIC)
return 1;
curinode->dp2.di_birthtime = _time_to_time64(secs);
curinode->dp2.di_birthnsec = nsecs;
inodirty();
printactive(0);
return 0;
}
CMDFUNCSTART(chmtime)
{
time_t secs;

6
sbin/fsdb/fsdbutil.c
View File

@ -156,6 +156,12 @@ printstat(const char *cp, ino_t inum, union dinode *dp)
}
printf("I=%lu MODE=%o SIZE=%ju", (u_long)inum, DIP(dp, di_mode),
(uintmax_t)DIP(dp, di_size));
if (sblock.fs_magic != FS_UFS1_MAGIC) {
t = _time64_to_time(dp->dp2.di_birthtime);
p = ctime(&t);
printf("\n\tBTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20],
dp->dp2.di_birthnsec);
}
if (sblock.fs_magic == FS_UFS1_MAGIC)
t = _time32_to_time(dp->dp1.di_mtime);
else