freebsd-dev/lib/libc/gen/ntp_gettime.c
Andrey A. Chernov 0b00772e37 Function in this module bloodly called 'gethostname' and linked
with all pgms, you can imagine results!
Change 'gethostname' -> 'ntp_gettime', I don't know what real name
must be here but try to guess.
1994-09-19 22:04:28 +00:00

60 lines
2.3 KiB
C

/*
* 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: ntp_gettime.c,v 1.1 1994/09/18 20:29:46 wollman Exp $";
#endif /* LIBC_SCCS and not lint */
#include <sys/param.h>
#include <sys/sysctl.h>
#include <sys/time.h>
#include <sys/timex.h>
int
ntp_gettime(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;
}