1 #ifndef HEADER_CURL_TIMEVAL_H
2 #define HEADER_CURL_TIMEVAL_H
3 /***************************************************************************
4  *                                  _   _ ____  _
5  *  Project                     ___| | | |  _ \| |
6  *                             / __| | | | |_) | |
7  *                            | (__| |_| |  _ <| |___
8  *                             \___|\___/|_| \_\_____|
9  *
10  * Copyright (C) 1998 - 2007, 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 http://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 /*
26  * CAUTION: this header is designed to work when included by the app-side
27  * as well as the library. Do not mix with library internals!
28  */
29 
30 #include "curl_setup.h"
31 
32 struct timeval curlx_tvnow(void);
33 
34 /*
35  * Make sure that the first argument (t1) is the more recent time and t2 is
36  * the older time, as otherwise you get a weird negative time-diff back...
37  *
38  * Returns: the time difference in number of milliseconds.
39  */
40 long curlx_tvdiff(struct timeval t1, struct timeval t2);
41 
42 /*
43  * Same as curlx_tvdiff but with full usec resolution.
44  *
45  * Returns: the time difference in seconds with subsecond resolution.
46  */
47 double curlx_tvdiff_secs(struct timeval t1, struct timeval t2);
48 
49 long Curl_tvlong(struct timeval t1);
50 
51 /* These two defines below exist to provide the older API for library
52    internals only. */
53 #define Curl_tvnow() curlx_tvnow()
54 #define Curl_tvdiff(x,y) curlx_tvdiff(x,y)
55 #define Curl_tvdiff_secs(x,y) curlx_tvdiff_secs(x,y)
56 
57 #endif /* HEADER_CURL_TIMEVAL_H */
58 
59