/* * Copyright (c) 2019 TAOS Data, Inc. * * This program is free software: you can use, redistribute, and/or modify * it under the terms of the GNU Affero General Public License, version 3 * or later ("AGPL"), as published by the Free Software Foundation. * * 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. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . */ #ifndef _TD_COMMON_TIME_H_ #define _TD_COMMON_TIME_H_ #include "taosdef.h" #include "tmsg.h" #ifdef __cplusplus extern "C" { #endif #define TIME_IS_VAR_DURATION(_t) ((_t) == 'n' || (_t) == 'y' || (_t) == 'N' || (_t) == 'Y') #define TIME_UNIT_NANOSECOND 'b' #define TIME_UNIT_MICROSECOND 'u' #define TIME_UNIT_MILLISECOND 'a' #define TIME_UNIT_SECOND 's' #define TIME_UNIT_MINUTE 'm' #define TIME_UNIT_HOUR 'h' #define TIME_UNIT_DAY 'd' #define TIME_UNIT_WEEK 'w' #define TIME_UNIT_MONTH 'n' #define TIME_UNIT_YEAR 'y' /* * @return timestamp decided by global conf variable, tsTimePrecision * if precision == TSDB_TIME_PRECISION_MICRO, it returns timestamp in microsecond. * precision == TSDB_TIME_PRECISION_MILLI, it returns timestamp in millisecond. * precision == TSDB_TIME_PRECISION_NANO, it returns timestamp in nanosecond. */ static FORCE_INLINE int64_t taosGetTimestamp(int32_t precision) { if (precision == TSDB_TIME_PRECISION_MICRO) { return taosGetTimestampUs(); } else if (precision == TSDB_TIME_PRECISION_NANO) { return taosGetTimestampNs(); } else { return taosGetTimestampMs(); } } /* * @return timestamp of today at 00:00:00 in given precision * if precision == TSDB_TIME_PRECISION_MICRO, it returns timestamp in microsecond. * precision == TSDB_TIME_PRECISION_MILLI, it returns timestamp in millisecond. * precision == TSDB_TIME_PRECISION_NANO, it returns timestamp in nanosecond. */ static FORCE_INLINE int64_t taosGetTimestampToday(int32_t precision) { int64_t factor = (precision == TSDB_TIME_PRECISION_MILLI) ? 1000 : (precision == TSDB_TIME_PRECISION_MICRO) ? 1000000 : 1000000000; time_t t = taosTime(NULL); struct tm tm; taosLocalTime(&t, &tm, NULL); tm.tm_hour = 0; tm.tm_min = 0; tm.tm_sec = 0; return (int64_t)taosMktime(&tm) * factor; } int64_t taosTimeAdd(int64_t t, int64_t duration, char unit, int32_t precision); int64_t taosTimeTruncate(int64_t t, const SInterval* pInterval, int32_t precision); int32_t taosTimeCountInterval(int64_t skey, int64_t ekey, int64_t interval, char unit, int32_t precision); int32_t parseAbsoluteDuration(const char* token, int32_t tokenlen, int64_t* ts, char* unit, int32_t timePrecision); int32_t parseNatualDuration(const char* token, int32_t tokenLen, int64_t* duration, char* unit, int32_t timePrecision); int32_t taosParseTime(const char* timestr, int64_t* pTime, int32_t len, int32_t timePrec, int8_t dayligth); void deltaToUtcInitOnce(); char getPrecisionUnit(int32_t precision); int64_t convertTimePrecision(int64_t ts, int32_t fromPrecision, int32_t toPrecision); int64_t convertTimeFromPrecisionToUnit(int64_t ts, int32_t fromPrecision, char toUnit); int32_t convertStringToTimestamp(int16_t type, char* inputData, int64_t timePrec, int64_t* timeVal); void taosFormatUtcTime(char* buf, int32_t bufLen, int64_t ts, int32_t precision); #ifdef __cplusplus } #endif #endif /*_TD_COMMON_TIME_H_*/