1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // https://developers.google.com/protocol-buffers/ 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions are 7 // met: 8 // 9 // * Redistributions of source code must retain the above copyright 10 // notice, this list of conditions and the following disclaimer. 11 // * Redistributions in binary form must reproduce the above 12 // copyright notice, this list of conditions and the following disclaimer 13 // in the documentation and/or other materials provided with the 14 // distribution. 15 // * Neither the name of Google Inc. nor the names of its 16 // contributors may be used to endorse or promote products derived from 17 // this software without specific prior written permission. 18 // 19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 #ifndef GOOGLE_PROTOBUF_STUBS_TIME_H_ 31 #define GOOGLE_PROTOBUF_STUBS_TIME_H_ 32 33 #include <google/protobuf/stubs/common.h> 34 35 namespace google { 36 namespace protobuf { 37 namespace internal { 38 39 struct DateTime { 40 int year; 41 int month; 42 int day; 43 int hour; 44 int minute; 45 int second; 46 }; 47 48 // Converts a timestamp (seconds elapsed since 1970-01-01T00:00:00, could be 49 // negative to represent time before 1970-01-01) to DateTime. Returns false 50 // if the timestamp is not in the range between 0001-01-01T00:00:00 and 51 // 9999-12-31T23:59:59. 52 bool LIBPROTOBUF_EXPORT SecondsToDateTime(int64 seconds, DateTime* time); 53 // Converts DateTime to a timestamp (seconds since 1970-01-01T00:00:00). 54 // Returns false if the DateTime is not valid or is not in the valid range. 55 bool LIBPROTOBUF_EXPORT DateTimeToSeconds(const DateTime& time, int64* seconds); 56 57 void LIBPROTOBUF_EXPORT GetCurrentTime(int64* seconds, int32* nanos); 58 59 // Formats a time string in RFC3339 fromat. 60 // 61 // For example, "2015-05-20T13:29:35.120Z". For nanos, 0, 3, 6 or 9 fractional 62 // digits will be used depending on how many are required to represent the exact 63 // value. 64 // 65 // Note that "nanos" must in the range of [0, 999999999]. 66 string LIBPROTOBUF_EXPORT FormatTime(int64 seconds, int32 nanos); 67 // Parses a time string. This method accepts RFC3339 date/time string with UTC 68 // offset. For example, "2015-05-20T13:29:35.120-08:00". 69 bool LIBPROTOBUF_EXPORT ParseTime(const string& vaule, int64* seconds, int32* nanos); 70 71 } // namespace internal 72 } // namespace protobuf 73 } // namespace google 74 75 #endif // GOOGLE_PROTOBUF_STUBS_TIME_H_ 76