time.h 3.2 KB

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  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. #include <google/protobuf/stubs/common.h>
  33. namespace google {
  34. namespace protobuf {
  35. namespace internal {
  36. struct DateTime {
  37. int year;
  38. int month;
  39. int day;
  40. int hour;
  41. int minute;
  42. int second;
  43. };
  44. // Converts a timestamp (seconds elapsed since 1970-01-01T00:00:00, could be
  45. // negative to represent time before 1970-01-01) to DateTime. Returns false
  46. // if the timestamp is not in the range between 0001-01-01T00:00:00 and
  47. // 9999-12-31T23:59:59.
  48. bool LIBPROTOBUF_EXPORT SecondsToDateTime(int64 seconds, DateTime* time);
  49. // Converts DateTime to a timestamp (seconds since 1970-01-01T00:00:00).
  50. // Returns false if the DateTime is not valid or is not in the valid range.
  51. bool LIBPROTOBUF_EXPORT DateTimeToSeconds(const DateTime& time, int64* seconds);
  52. void LIBPROTOBUF_EXPORT GetCurrentTime(int64* seconds, int32* nanos);
  53. // Formats a time string in RFC3339 fromat.
  54. //
  55. // For example, "2015-05-20T13:29:35.120Z". For nanos, 0, 3, 6 or 9 fractional
  56. // digits will be used depending on how many are required to represent the exact
  57. // value.
  58. //
  59. // Note that "nanos" must in the range of [0, 999999999].
  60. string LIBPROTOBUF_EXPORT FormatTime(int64 seconds, int32 nanos);
  61. // Parses a time string. This method accepts RFC3339 date/time string with UTC
  62. // offset. For example, "2015-05-20T13:29:35.120-08:00".
  63. bool LIBPROTOBUF_EXPORT ParseTime(const string& value, int64* seconds, int32* nanos);
  64. } // namespace internal
  65. } // namespace protobuf
  66. } // namespace google
  67. #endif // GOOGLE_PROTOBUF_STUBS_TIME_H_