curl/lib/timeval.h

74 строки
2.3 KiB
C

#ifndef __TIMEVAL_H
#define __TIMEVAL_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id$
***************************************************************************/
/*
* CAUTION: this header is designed to work when included by the app-side
* as well as the library. Do not mix with library internals!
*/
#include "setup.h"
#if defined(WIN32) && !defined(__GNUC__) || defined(__MINGW32__)
#include <time.h>
#else
#include <sys/time.h>
#endif
#ifndef HAVE_GETTIMEOFDAY
#if !defined(_WINSOCKAPI_) && !defined(__MINGW32__) && !defined(_AMIGASF)
struct timeval {
long tv_sec;
long tv_usec;
};
#endif
#endif
struct timeval curlx_tvnow(void);
/*
* Make sure that the first argument (t1) is the more recent time and t2 is
* the older time, as otherwise you get a weird negative time-diff back...
*
* Returns: the time difference in number of milliseconds.
*/
long curlx_tvdiff(struct timeval t1, struct timeval t2);
/*
* Same as curlx_tvdiff but with full usec resolution.
*
* Returns: the time difference in seconds with subsecond resolution.
*/
double curlx_tvdiff_secs(struct timeval t1, struct timeval t2);
long Curl_tvlong(struct timeval t1);
/* These two defines below exist to provide the older API for library
internals only. */
#define Curl_tvnow() curlx_tvnow()
#define Curl_tvdiff(x,y) curlx_tvdiff(x,y)
#define Curl_tvdiff_secs(x,y) curlx_tvdiff_secs(x,y)
#endif