66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TDENGINE_TTIME_H
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#define TDENGINE_TTIME_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "os.h"
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#include "taosdef.h"
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//@return timestamp in second
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int32_t taosGetTimestampSec();
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//@return timestamp in millisecond
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static FORCE_INLINE int64_t taosGetTimestampMs() {
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struct timeval systemTime;
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gettimeofday(&systemTime, NULL);
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return (int64_t)systemTime.tv_sec * 1000L + (uint64_t)systemTime.tv_usec / 1000;
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}
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//@return timestamp in microsecond
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static FORCE_INLINE int64_t taosGetTimestampUs() {
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struct timeval systemTime;
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gettimeofday(&systemTime, NULL);
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return (int64_t)systemTime.tv_sec * 1000000L + (uint64_t)systemTime.tv_usec;
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}
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/*
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* @return timestamp decided by global conf variable, tsTimePrecision
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* if precision == TSDB_TIME_PRECISION_MICRO, it returns timestamp in microsecond.
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* precision == TSDB_TIME_PRECISION_MILLI, it returns timestamp in millisecond.
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*/
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static FORCE_INLINE int64_t taosGetTimestamp(int32_t precision) {
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if (precision == TSDB_TIME_PRECISION_MICRO) {
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return taosGetTimestampUs();
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} else {
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return taosGetTimestampMs();
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}
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}
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int32_t getTimestampInUsFromStr(char* token, int32_t tokenlen, int64_t* ts);
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int32_t taosParseTime(char* timestr, int64_t* time, int32_t len, int32_t timePrec, int8_t dayligth);
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void deltaToUtcInitOnce();
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#ifdef __cplusplus
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}
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#endif
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#endif // TDENGINE_TTIME_H
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