timeval.h 1.9 KB

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  1. #ifndef HEADER_CURL_TIMEVAL_H
  2. #define HEADER_CURL_TIMEVAL_H
  3. /***************************************************************************
  4. * _ _ ____ _
  5. * Project ___| | | | _ \| |
  6. * / __| | | | |_) | |
  7. * | (__| |_| | _ <| |___
  8. * \___|\___/|_| \_\_____|
  9. *
  10. * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
  11. *
  12. * This software is licensed as described in the file COPYING, which
  13. * you should have received as part of this distribution. The terms
  14. * are also available at https://curl.haxx.se/docs/copyright.html.
  15. *
  16. * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  17. * copies of the Software, and permit persons to whom the Software is
  18. * furnished to do so, under the terms of the COPYING file.
  19. *
  20. * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  21. * KIND, either express or implied.
  22. *
  23. ***************************************************************************/
  24. #include "curl_setup.h"
  25. #if SIZEOF_TIME_T < 8
  26. typedef int timediff_t;
  27. #else
  28. typedef curl_off_t timediff_t;
  29. #endif
  30. struct curltime {
  31. time_t tv_sec; /* seconds */
  32. int tv_usec; /* microseconds */
  33. };
  34. struct curltime Curl_now(void);
  35. /*
  36. * Make sure that the first argument (t1) is the more recent time and t2 is
  37. * the older time, as otherwise you get a weird negative time-diff back...
  38. *
  39. * Returns: the time difference in number of milliseconds.
  40. */
  41. timediff_t Curl_timediff(struct curltime t1, struct curltime t2);
  42. /*
  43. * Make sure that the first argument (t1) is the more recent time and t2 is
  44. * the older time, as otherwise you get a weird negative time-diff back...
  45. *
  46. * Returns: the time difference in number of microseconds.
  47. */
  48. timediff_t Curl_timediff_us(struct curltime newer, struct curltime older);
  49. #endif /* HEADER_CURL_TIMEVAL_H */