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, <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 25 #include "curl_setup.h" 26 27 /* Use a larger type even for 32 bit time_t systems so that we can keep 28 microsecond accuracy in it */ 29 typedef curl_off_t timediff_t; 30 #define CURL_FORMAT_TIMEDIFF_T CURL_FORMAT_CURL_OFF_T 31 32 #define TIMEDIFF_T_MAX CURL_OFF_T_MAX 33 #define TIMEDIFF_T_MIN CURL_OFF_T_MIN 34 35 struct curltime { 36 time_t tv_sec; /* seconds */ 37 int tv_usec; /* microseconds */ 38 }; 39 40 struct curltime Curl_now(void); 41 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 milliseconds. 47 */ 48 timediff_t Curl_timediff(struct curltime t1, struct curltime t2); 49 50 /* 51 * Make sure that the first argument (t1) is the more recent time and t2 is 52 * the older time, as otherwise you get a weird negative time-diff back... 53 * 54 * Returns: the time difference in number of microseconds. 55 */ 56 timediff_t Curl_timediff_us(struct curltime newer, struct curltime older); 57 58 #endif /* HEADER_CURL_TIMEVAL_H */ 59