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/* Copyright (C) 1999-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#define ntp_gettime ntp_gettime_redirect
#include <time.h>
#include <sys/timex.h>
#undef ntp_gettime
#ifndef MOD_OFFSET
# define modes mode
#endif
/* glibc 2.12 added the 'tai' field to follow along the kernel, but it did
not add a compatibility symbol, instead it added __ntp_gettimex. However
ntptimeval was still used in both cases, so to keep compatibility it
can not set all the new field. */
/* clock_adjtime64 with CLOCK_REALTIME does not trigger EINVAL,
ENODEV, or EOPNOTSUPP. It might still trigger EPERM. */
int
__ntp_gettime64 (struct __ntptimeval64 *ntv)
{
struct __timex64 tntx;
int result;
tntx.modes = 0;
result = __clock_adjtime64 (CLOCK_REALTIME, &tntx);
ntv->time = tntx.time;
ntv->maxerror = tntx.maxerror;
ntv->esterror = tntx.esterror;
return result;
}
#if __TIMESIZE != 64
libc_hidden_def (__ntp_gettime64)
int
__ntp_gettime (struct ntptimeval *ntv)
{
struct __ntptimeval64 ntv64;
int result;
result = __ntp_gettime64 (&ntv64);
ntv->time = valid_timeval64_to_timeval (ntv64.time);
ntv->maxerror = ntv64.maxerror;
ntv->esterror = ntv64.esterror;
return result;
}
#endif
strong_alias (__ntp_gettime, ntp_gettime)
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