rt-thread-official/components/libc/cplusplus/cpp11/armclang/clock.cpp

30 lines
685 B
C++

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-04-27 flybreak the first version.
*/
#include <arm-tpl.h>
#include <sys/time.h>
#include <rtthread.h>
extern "C" int __ARM_TPL_clock_realtime(__ARM_TPL_timespec_t* __ts)
{
unsigned int t = std::time(nullptr);
__ts->tv_sec = t;
__ts->tv_nsec = 0;
return 0;
}
extern "C" int __ARM_TPL_clock_monotonic(__ARM_TPL_timespec_t* __ts)
{
unsigned int t = rt_tick_get();
__ts->tv_sec = t / RT_TICK_PER_SECOND;
__ts->tv_nsec = (t %RT_TICK_PER_SECOND) * NANOSECOND_PER_TICK ;
return 0;
}