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      1 #ifndef HEADER_CURL_TOOL_UTIL_H
      2 #define HEADER_CURL_TOOL_UTIL_H
      3 /***************************************************************************
      4  *                                  _   _ ____  _
      5  *  Project                     ___| | | |  _ \| |
      6  *                             / __| | | | |_) | |
      7  *                            | (__| |_| |  _ <| |___
      8  *                             \___|\___/|_| \_\_____|
      9  *
     10  * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel (at) 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 #include "tool_setup.h"
     25 
     26 struct timeval tool_tvnow(void);
     27 
     28 /*
     29  * Make sure that the first argument (t1) is the more recent time and t2 is
     30  * the older time, as otherwise you get a weird negative time-diff back...
     31  *
     32  * Returns: the time difference in number of milliseconds.
     33  */
     34 long tool_tvdiff(struct timeval t1, struct timeval t2);
     35 
     36 /*
     37  * Same as tool_tvdiff but with full usec resolution.
     38  *
     39  * Returns: the time difference in seconds with subsecond resolution.
     40  */
     41 double tool_tvdiff_secs(struct timeval t1, struct timeval t2);
     42 
     43 long tool_tvlong(struct timeval t1);
     44 
     45 #undef tvnow
     46 #undef tvdiff
     47 #undef tvdiff_secs
     48 #undef tvlong
     49 
     50 #define tvnow()           tool_tvnow()
     51 #define tvdiff(a,b)       tool_tvdiff((a), (b))
     52 #define tvdiff_secs(a,b)  tool_tvdiff_secs((a), (b))
     53 #define tvlong(a)         tool_tvlong((a))
     54 
     55 #endif /* HEADER_CURL_TOOL_UTIL_H */
     56 
     57