1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef UTILITY_TIME_UTIL_H 17 #define UTILITY_TIME_UTIL_H 18 19 #include <cstdint> 20 #include <ctime> 21 #include <string> 22 23 namespace OHOS { 24 namespace HiviewDFX { 25 namespace TimeUtil { 26 constexpr int64_t SEC_TO_NANOSEC = 1000000000; 27 constexpr int64_t SEC_TO_MICROSEC = 1000000; 28 constexpr int64_t SEC_TO_MILLISEC = 1000; 29 constexpr int64_t MILLISEC_TO_NANOSEC = 1000000; 30 constexpr int64_t MICROSEC_TO_NANOSEC = 1000; 31 constexpr int SECONDS_PER_MINUTE = 60; // 60 seconds 32 constexpr int SECONDS_PER_HOUR = 3600; // 60 * 60 33 constexpr int SECONDS_PER_DAY = 86400; // 60 * 60 * 24 34 constexpr int MAX_TIME_BUFF = 64; // 64 : for example 2021-05-27-01-01-01 35 uint64_t GetNanoTime(); 36 uint64_t GetTimeOfDay(); 37 uint64_t GenerateTimestamp(); 38 uint64_t GetMilliseconds(); 39 time_t StrToTimeStamp(const std::string &tmStr, const std::string& format); 40 void Sleep(unsigned int seconds); 41 int GetMillSecOfSec(); 42 std::string TimestampFormatToDate(time_t timeStamp, const std::string& format); 43 std::string GetTimeZone(); 44 int64_t Get0ClockStampMs(); 45 } // namespace TimeUtil 46 } // namespace HiviewDFX 47 } // namespace OHOS 48 #endif // UTILITY_TIME_UTIL_H