66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/*****************************************************************************
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* @copyright 2024-202, . POWER SUPPLY CO., LTD.
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* @file xxx.c
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* @brief xxxx
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* @author xx
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* @date 2024/08/30
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* @remark 初修订
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*****************************************************************************/
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#include "kit_time2.h"
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uint32_t kit_time_diff_ms(struct timeval nowtime, struct timeval lasttime)
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{
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uint32_t scount = (nowtime.tv_sec - lasttime.tv_sec) * 1000;
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uint32_t mscount = (nowtime.tv_usec - lasttime.tv_usec) / 1000;
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return scount + mscount;
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}
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/**
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* @brief: 计算当前时间和上次时间差，若超过timeout_ms，返回真，并更新lasttime
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* @param {timeval} *lasttime
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* @param {uint32_t} timeout_ms
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* @return {*}
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* @author: XX
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* @Date: 2024-03-10
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*/
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uint8_t kit_isTimeout_by_now(struct timeval *lasttime, uint32_t timeout_ms)
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{
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struct timeval now;
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gettimeofday(&now, NULL);
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if (kit_time_diff_ms(now, *lasttime) >= timeout_ms)
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{
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*lasttime = now;
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return true;
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}
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else
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{
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return false;
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}
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}
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/**
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* @brief: 获取系统从开始启动以来的tick
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* @param {timeval} *tv
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* @return {*} ms的值
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* @author: XX
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* @Date: 2024-07-07
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*/
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uint64_t get_systicks(struct timeval *tv)
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{
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struct timespec ts;
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// 获取自系统启动以来的滴答数
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if (clock_gettime(1, &ts) == -1) // CLOCK_MONOTONIC
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{
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perror("clock_gettime");
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return 0;
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}
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if (tv != NULL)
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{
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tv->tv_sec = ts.tv_sec;
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tv->tv_usec = ts.tv_nsec / 1000;
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}
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return ts.tv_sec * 1000 + ts.tv_nsec / 1000000;
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}
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