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/* Copyright (C) 2003-2021 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; see the file COPYING.LIB. If
not, see <https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <stdlib.h>
#include <time.h>
#include <sysdep.h>
#include <kernel-features.h>
#include "kernel-posix-timers.h"
#include <shlib-compat.h>
#if !TIMER_T_WAS_INT_COMPAT
int
___timer_settime64 (timer_t timerid, int flags,
const struct __itimerspec64 *value,
struct __itimerspec64 *ovalue)
{
kernel_timer_t ktimerid = timerid_to_kernel_timer (timerid);
# ifdef __ASSUME_TIME64_SYSCALLS
# ifndef __NR_timer_settime64
# define __NR_timer_settime64 __NR_timer_settime
# endif
return INLINE_SYSCALL_CALL (timer_settime64, ktimerid, flags, value,
ovalue);
# else
# ifdef __NR_timer_settime64
int ret = INLINE_SYSCALL_CALL (timer_settime64, ktimerid, flags, value,
ovalue);
if (ret == 0 || errno != ENOSYS)
return ret;
# endif
struct itimerspec its32, oits32;
if (! in_time_t_range ((value->it_value).tv_sec)
|| ! in_time_t_range ((value->it_interval).tv_sec))
{
__set_errno (EOVERFLOW);
return -1;
}
its32.it_interval = valid_timespec64_to_timespec (value->it_interval);
its32.it_value = valid_timespec64_to_timespec (value->it_value);
int retval = INLINE_SYSCALL_CALL (timer_settime, ktimerid, flags,
&its32, ovalue ? &oits32 : NULL);
if (retval == 0 && ovalue)
{
ovalue->it_interval = valid_timespec_to_timespec64 (oits32.it_interval);
ovalue->it_value = valid_timespec_to_timespec64 (oits32.it_value);
}
return retval;
# endif
}
# if __TIMESIZE == 64
versioned_symbol (libc, ___timer_settime64, timer_settime, GLIBC_2_34);
# if OTHER_SHLIB_COMPAT (librt, GLIBC_2_2, GLIBC_2_34)
compat_symbol (librt, ___timer_settime64, timer_settime, GLIBC_2_2);
# endif
#else /* __TIMESIZE != 64 */
libc_hidden_ver (___timer_settime64, __timer_settime64)
versioned_symbol (libc, ___timer_settime64, __timer_settime64, GLIBC_2_34);
int
__timer_settime (timer_t timerid, int flags, const struct itimerspec *value,
struct itimerspec *ovalue)
{
struct __itimerspec64 its64, oits64;
int retval;
its64.it_interval = valid_timespec_to_timespec64 (value->it_interval);
its64.it_value = valid_timespec_to_timespec64 (value->it_value);
retval = __timer_settime64 (timerid, flags, &its64, ovalue ? &oits64 : NULL);
if (retval == 0 && ovalue)
{
ovalue->it_interval = valid_timespec64_to_timespec (oits64.it_interval);
ovalue->it_value = valid_timespec64_to_timespec (oits64.it_value);
}
return retval;
}
versioned_symbol (libc, __timer_settime, timer_settime, GLIBC_2_34);
# if OTHER_SHLIB_COMPAT (librt, GLIBC_2_2, GLIBC_2_34)
compat_symbol (librt, __timer_settime, timer_settime, GLIBC_2_2);
# endif
# endif /* __TIMESIZE != 64 */
#else /* TIMER_T_WAS_INT_COMPAT */
extern __typeof (timer_settime) __timer_settime_new;
libc_hidden_proto (__timer_settime_new)
int
___timer_settime_new (timer_t timerid, int flags,
const struct itimerspec *value,
struct itimerspec *ovalue)
{
kernel_timer_t ktimerid = timerid_to_kernel_timer (timerid);
return INLINE_SYSCALL_CALL (timer_settime, ktimerid, flags, value, ovalue);
}
versioned_symbol (libc, ___timer_settime_new, timer_settime, GLIBC_2_34);
libc_hidden_ver (___timer_settime_new, __timer_settime_new)
# if OTHER_SHLIB_COMPAT (librt, GLIBC_2_3_3, GLIBC_2_34)
compat_symbol (librt, ___timer_settime_new, timer_settime, GLIBC_2_3_3);
# endif
# if OTHER_SHLIB_COMPAT (librt, GLIBC_2_2, GLIBC_2_3_3)
int
__timer_settime_old (int timerid, int flags, const struct itimerspec *value,
struct itimerspec *ovalue)
{
return __timer_settime_new (__timer_compat_list[timerid], flags,
value, ovalue);
}
compat_symbol (librt, __timer_settime_old, timer_settime, GLIBC_2_2);
# endif
#endif /* TIMER_T_WAS_INT_COMPAT */
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