1 /***************************************************************************
3 * Project ___| | | | _ \| |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
8 * Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, et al.
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at http://curl.haxx.se/docs/copyright.html.
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
21 * $Id: timeval.c,v 1.20 2004/03/11 13:13:35 bagder Exp $
22 ***************************************************************************/
26 #ifndef HAVE_GETTIMEOFDAY
31 static int gettimeofday(struct timeval *tp, void *nothing)
37 /* mktime converts local to UTC */
39 tmtm.tm_sec = st.wSecond;
40 tmtm.tm_min = st.wMinute;
41 tmtm.tm_hour = st.wHour;
42 tmtm.tm_mday = st.wDay;
43 tmtm.tm_mon = st.wMonth - 1;
44 tmtm.tm_year = st.wYear - 1900;
48 tp->tv_usec = st.wMilliseconds * 1000;
51 ** The earlier time calculations using GetLocalTime
52 ** had a time resolution of 10ms.The timeGetTime, part
53 ** of multimedia apis offer a better time resolution
54 ** of 1ms.Need to link against winmm.lib for this
56 unsigned long Ticks = 0;
58 unsigned long Usec = 0;
59 Ticks = timeGetTime();
62 Usec = (Ticks - (Sec*1000))*1000;
65 #endif /* WITHOUT_MM_LIB */
70 /* non-win32 version of Curl_gettimeofday() */
71 static int gettimeofday(struct timeval *tp, void *nothing)
73 (void)nothing; /* we don't support specific time-zones */
74 tp->tv_sec = (long)time(NULL);
79 #endif /* HAVE_GETTIMEOFDAY */
81 struct timeval Curl_tvnow (void)
84 (void)gettimeofday(&now, NULL);
89 * Make sure that the first argument is the more recent time, as otherwise
90 * we'll get a weird negative time-diff back...
92 long Curl_tvdiff (struct timeval newer, struct timeval older)
94 return (newer.tv_sec-older.tv_sec)*1000+
95 (499+newer.tv_usec-older.tv_usec)/1000;
98 long Curl_tvlong (struct timeval t1)