diff options
| author | Bernard Xiong <[email protected]> | 2016-05-10 09:22:01 +0800 |
|---|---|---|
| committer | Bernard Xiong <[email protected]> | 2016-05-10 09:22:01 +0800 |
| commit | 64feef0dde9d8353ffe4a3f257ab17848ccf6f53 (patch) | |
| tree | dd3f096b8a3c249e5327cc34a0c105c5125099e1 /components/pthreads/clock_time.c | |
| parent | eb320a0104bbaa6c1235fe899b6d099fdabe8c25 (diff) | |
[LIBC] mv pthreads/libdl to libc and rename dfs_lwip to dfs_net
Diffstat (limited to 'components/pthreads/clock_time.c')
| -rw-r--r-- | components/pthreads/clock_time.c | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/components/pthreads/clock_time.c b/components/pthreads/clock_time.c deleted file mode 100644 index 06227e17e7..0000000000 --- a/components/pthreads/clock_time.c +++ /dev/null @@ -1,155 +0,0 @@ -/* - * File : clock_time.c - * This file is part of RT-Thread RTOS - * COPYRIGHT (C) 2012, RT-Thread Development Team - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Change Logs: - * Date Author Notes - * 2012-12-08 Bernard fix the issue of _timevalue.tv_usec initialization, - * which found by Rob <[email protected]> - */ - -#include <rtthread.h> -#include <pthread.h> - -struct timeval _timevalue; -void clock_time_system_init() -{ - time_t time; - rt_tick_t tick; - rt_device_t device; - - time = 0; - device = rt_device_find("rtc"); - if (device != RT_NULL) - { - /* get realtime seconds */ - rt_device_control(device, RT_DEVICE_CTRL_RTC_GET_TIME, &time); - } - - /* get tick */ - tick = rt_tick_get(); - - _timevalue.tv_usec = (tick%RT_TICK_PER_SECOND) * MICROSECOND_PER_TICK; - _timevalue.tv_sec = time - tick/RT_TICK_PER_SECOND - 1; -} - -int clock_time_to_tick(const struct timespec *time) -{ - int tick; - int nsecond, second; - struct timespec tp; - - RT_ASSERT(time != RT_NULL); - - tick = RT_WAITING_FOREVER; - if (time != NULL) - { - /* get current tp */ - clock_gettime(CLOCK_REALTIME, &tp); - - if ((time->tv_nsec - tp.tv_nsec) < 0) - { - nsecond = NANOSECOND_PER_SECOND - (tp.tv_nsec - time->tv_nsec); - second = time->tv_sec - tp.tv_sec - 1; - } - else - { - nsecond = time->tv_nsec - tp.tv_nsec; - second = time->tv_sec - tp.tv_sec; - } - - tick = second * RT_TICK_PER_SECOND + nsecond * RT_TICK_PER_SECOND / NANOSECOND_PER_SECOND; - if (tick < 0) tick = 0; - } - - return tick; -} -RTM_EXPORT(clock_time_to_tick); - -int clock_getres(clockid_t clockid, struct timespec *res) -{ - if ((clockid != CLOCK_REALTIME) || (res == RT_NULL)) - { - rt_set_errno(EINVAL); - - return -1; - } - - res->tv_sec = 0; - res->tv_nsec = NANOSECOND_PER_SECOND/RT_TICK_PER_SECOND; - - return 0; -} -RTM_EXPORT(clock_getres); - -int clock_gettime(clockid_t clockid, struct timespec *tp) -{ - rt_tick_t tick; - - if ((clockid != CLOCK_REALTIME) || (tp == RT_NULL)) - { - rt_set_errno(EINVAL); - - return -1; - } - - /* get tick */ - tick = rt_tick_get(); - - tp->tv_sec = _timevalue.tv_sec + tick / RT_TICK_PER_SECOND; - tp->tv_nsec = (_timevalue.tv_usec + (tick % RT_TICK_PER_SECOND) * NANOSECOND_PER_TICK) * 1000; - - return 0; -} -RTM_EXPORT(clock_gettime); - -int clock_settime(clockid_t clockid, const struct timespec *tp) -{ - int second; - rt_tick_t tick; - rt_device_t device; - - if ((clockid != CLOCK_REALTIME) || (tp == RT_NULL)) - { - rt_set_errno(EINVAL); - - return -1; - } - - /* get second */ - second = tp->tv_sec; - /* get tick */ - tick = rt_tick_get(); - - /* update timevalue */ - _timevalue.tv_usec = MICROSECOND_PER_SECOND - (tick % RT_TICK_PER_SECOND) * MICROSECOND_PER_TICK; - _timevalue.tv_sec = second - tick/RT_TICK_PER_SECOND - 1; - - /* update for RTC device */ - device = rt_device_find("rtc"); - if (device != RT_NULL) - { - /* set realtime seconds */ - rt_device_control(device, RT_DEVICE_CTRL_RTC_SET_TIME, &second); - } - else - return -1; - - return 0; -} -RTM_EXPORT(clock_settime); |
