You've already forked TEF6686_ESP32
76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
/*
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MIT License
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Copyright (c) 2021 Felix Biego
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "ESP32Time.h"
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#include "time.h"
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#include <sys/time.h>
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#include "esp_attr.h"
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RTC_DATA_ATTR static bool overflow;
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/*!
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@brief set the internal RTC time
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@param epoch
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epoch time in seconds
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@param ms
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microseconds (optional)
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*/
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void ESP32Time::setTime(unsigned long epoch, int ms) const {
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struct timeval tv;
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if (epoch > 2082758399){
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overflow = true;
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tv.tv_sec = epoch - 2082758399; // epoch time (seconds)
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} else {
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overflow = false;
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tv.tv_sec = epoch; // epoch time (seconds)
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}
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tv.tv_usec = ms; // microseconds
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settimeofday(&tv, NULL);
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}
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/*!
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@brief get the internal RTC time as a tm struct
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*/
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tm ESP32Time::getTimeStruct() const {
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struct tm timeinfo;
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time_t now;
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time(&now);
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localtime_r(&now, &timeinfo);
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time_t tt = mktime (&timeinfo);
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if (overflow) tt += 63071999;
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struct tm * tn = localtime(&tt);
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if (overflow){
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tn->tm_year += 64;
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}
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return *tn;
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}
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/*!
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@brief get the current epoch seconds as unsigned long
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*/
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unsigned long ESP32Time::getEpoch() const {
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struct tm timeinfo = getTimeStruct();
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return mktime(&timeinfo);
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} |