timeval.h 2.0 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 - 2019, Daniel Stenberg, <[email protected]>, 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. #define CURL_FORMAT_TIMEDIFF_T "d"
  28. #else
  29. typedef curl_off_t timediff_t;
  30. #define CURL_FORMAT_TIMEDIFF_T CURL_FORMAT_CURL_OFF_T
  31. #endif
  32. struct curltime {
  33. time_t tv_sec; /* seconds */
  34. int tv_usec; /* microseconds */
  35. };
  36. struct curltime Curl_now(void);
  37. /*
  38. * Make sure that the first argument (t1) is the more recent time and t2 is
  39. * the older time, as otherwise you get a weird negative time-diff back...
  40. *
  41. * Returns: the time difference in number of milliseconds.
  42. */
  43. timediff_t Curl_timediff(struct curltime t1, struct curltime t2);
  44. /*
  45. * Make sure that the first argument (t1) is the more recent time and t2 is
  46. * the older time, as otherwise you get a weird negative time-diff back...
  47. *
  48. * Returns: the time difference in number of microseconds.
  49. */
  50. timediff_t Curl_timediff_us(struct curltime newer, struct curltime older);
  51. #endif /* HEADER_CURL_TIMEVAL_H */