Redo kernel NTP PLL support, user-mode interface.
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parent
504e8b978b
commit
69f5174d9a
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=2857
@ -9,14 +9,15 @@ SRCS+= alarm.c assert.c clock.c closedir.c confstr.c crypt.c ctermid.c \
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getdomainname.c getgrent.c getgrouplist.c gethostname.c getloadavg.c \
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getlogin.c getmntinfo.c getnetgrent.c getosreldate.c getpagesize.c \
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getpass.c getpwent.c getttyent.c getusershell.c glob.c initgroups.c \
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isatty.c nice.c nlist.c opendir.c pause.c popen.c psignal.c pwcache.c \
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raise.c readdir.c rewinddir.c scandir.c seekdir.c setdomainname.c \
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sethostname.c setjmperr.c setmode.c siginterrupt.c siglist.c signal.c \
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sigsetjmp.c sigsetops.c sleep.c sysconf.c sysctl.c syslog.c telldir.c \
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termios.c time.c times.c timezone.c ttyname.c ttyslot.c ualarm.c \
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uname.c unvis.c usleep.c utime.c valloc.c vis.c wait.c wait3.c \
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waitpid.c msgctl.c msgget.c msgrcv.c msgsnd.c semconfig.c semctl.c \
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semget.c semop.c shmat.c shmctl.c shmdt.c shmget.c
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isatty.c msgctl.c msgget.c msgrcv.c msgsnd.c nice.c nlist.c \
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ntp_gettime.c opendir.c pause.c popen.c psignal.c pwcache.c raise.c \
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readdir.c rewinddir.c scandir.c seekdir.c semconfig.c semctl.c \
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semget.c semop.c setdomainname.c sethostname.c setjmperr.c setmode.c \
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shmat.c shmctl.c shmdt.c shmget.c siginterrupt.c siglist.c signal.c \
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sigsetjmp.c sigsetops.c sleep.c sysconf.c sysctl.c syslog.c \
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telldir.c termios.c time.c times.c timezone.c ttyname.c ttyslot.c \
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ualarm.c uname.c unvis.c usleep.c utime.c valloc.c vis.c wait.c \
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wait3.c waitpid.c
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# machine-dependent gen sources
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.include "${.CURDIR}/${MACHINE}/gen/Makefile.inc"
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59
lib/libc/gen/ntp_gettime.c
Normal file
59
lib/libc/gen/ntp_gettime.c
Normal file
@ -0,0 +1,59 @@
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/*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static const char rcsid[] =
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"$Id$";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#include <sys/time.h>
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#include <sys/timex.h>
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int
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gethostname(struct ntptimeval *ntv)
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{
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int mib[3];
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struct ntptimeval tv;
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size_t size = sizeof tv;
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mib[0] = CTL_KERN;
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mib[1] = KERN_NTP_PLL;
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mib[2] = NTP_PLL_GETTIME;
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if (sysctl(mib, 3, &tv, &size, NULL, 0) == -1)
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return TIME_ERROR;
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if(ntv) *ntv = tv;
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return tv.time_state;
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}
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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 \
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lfs_segclean.o lfs_segwait.o link.o listen.o lstat.o \
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madvise.o mincore.o mkdir.o mkfifo.o mknod.o mlock.o mount.o \
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mprotect.o msgsys.o msync.o munlock.o munmap.o nfssvc.o \
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ntp_adjtime.o ntp_gettime.o open.o \
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pathconf.o profil.o quotactl.o read.o \
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ntp_adjtime.o open.o pathconf.o profil.o quotactl.o read.o \
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readlink.o readv.o recvfrom.o recvmsg.o rename.o revoke.o rmdir.o \
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rtprio.o select.o semsys.o sendmsg.o sendto.o setegid.o seteuid.o setgid.o \
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setgroups.o setitimer.o setpgid.o setpriority.o setrlimit.o \
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