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Redo kernel NTP PLL support, user-mode interface.

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This commit is contained in:
Garrett Wollman 1994-09-18 20:29:55 +00:00
parent 504e8b978b
commit 69f5174d9a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=2857
3 changed files with 69 additions and 10 deletions
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17
lib/libc/gen/Makefile.inc
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@ -9,14 +9,15 @@ SRCS+= alarm.c assert.c clock.c closedir.c confstr.c crypt.c ctermid.c \
getdomainname.c getgrent.c getgrouplist.c gethostname.c getloadavg.c \
getlogin.c getmntinfo.c getnetgrent.c getosreldate.c getpagesize.c \
getpass.c getpwent.c getttyent.c getusershell.c glob.c initgroups.c \
isatty.c nice.c nlist.c opendir.c pause.c popen.c psignal.c pwcache.c \
raise.c readdir.c rewinddir.c scandir.c seekdir.c setdomainname.c \
sethostname.c setjmperr.c setmode.c siginterrupt.c siglist.c signal.c \
sigsetjmp.c sigsetops.c sleep.c sysconf.c sysctl.c syslog.c telldir.c \
termios.c time.c times.c timezone.c ttyname.c ttyslot.c ualarm.c \
uname.c unvis.c usleep.c utime.c valloc.c vis.c wait.c wait3.c \
waitpid.c msgctl.c msgget.c msgrcv.c msgsnd.c semconfig.c semctl.c \
semget.c semop.c shmat.c shmctl.c shmdt.c shmget.c
isatty.c msgctl.c msgget.c msgrcv.c msgsnd.c nice.c nlist.c \
ntp_gettime.c opendir.c pause.c popen.c psignal.c pwcache.c raise.c \
readdir.c rewinddir.c scandir.c seekdir.c semconfig.c semctl.c \
semget.c semop.c setdomainname.c sethostname.c setjmperr.c setmode.c \
shmat.c shmctl.c shmdt.c shmget.c siginterrupt.c siglist.c signal.c \
sigsetjmp.c sigsetops.c sleep.c sysconf.c sysctl.c syslog.c \
telldir.c termios.c time.c times.c timezone.c ttyname.c ttyslot.c \
ualarm.c uname.c unvis.c usleep.c utime.c valloc.c vis.c wait.c \
wait3.c waitpid.c
# machine-dependent gen sources
.include "${.CURDIR}/${MACHINE}/gen/Makefile.inc"

59
lib/libc/gen/ntp_gettime.c Normal file
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@ -0,0 +1,59 @@
/*
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 defined(LIBC_SCCS) && !defined(lint)
static const char rcsid[] =
"$Id$";
#endif /* LIBC_SCCS and not lint */
#include <sys/param.h>
#include <sys/sysctl.h>
#include <sys/time.h>
#include <sys/timex.h>
int
gethostname(struct ntptimeval *ntv)
{
int mib[3];
struct ntptimeval tv;
size_t size = sizeof tv;
mib[0] = CTL_KERN;
mib[1] = KERN_NTP_PLL;
mib[2] = NTP_PLL_GETTIME;
if (sysctl(mib, 3, &tv, &size, NULL, 0) == -1)
return TIME_ERROR;
if(ntv) *ntv = tv;
return tv.time_state;
}

3
lib/libc/sys/Makefile.inc
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@ -23,8 +23,7 @@ ASM= accept.o access.o acct.o adjtime.o bind.o chdir.o chflags.o chmod.o \
lfs_segclean.o lfs_segwait.o link.o listen.o lstat.o \
madvise.o mincore.o mkdir.o mkfifo.o mknod.o mlock.o mount.o \
mprotect.o msgsys.o msync.o munlock.o munmap.o nfssvc.o \
ntp_adjtime.o ntp_gettime.o open.o \
pathconf.o profil.o quotactl.o read.o \
ntp_adjtime.o open.o pathconf.o profil.o quotactl.o read.o \
readlink.o readv.o recvfrom.o recvmsg.o rename.o revoke.o rmdir.o \
rtprio.o select.o semsys.o sendmsg.o sendto.o setegid.o seteuid.o setgid.o \
setgroups.o setitimer.o setpgid.o setpriority.o setrlimit.o \