| /*************************************************************************** |
| * _ _ ____ _ |
| * 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. |
| * |
| * $Id$ |
| ***************************************************************************/ |
| |
| #include "timeval.h" |
| |
| #ifndef HAVE_GETTIMEOFDAY |
| |
| #ifdef WIN32 |
| #include <windows.h> |
| #include <mmsystem.h> |
| |
| static int gettimeofday(struct timeval *tp, void *nothing) |
| { |
| #ifdef WITHOUT_MM_LIB |
| SYSTEMTIME st; |
| time_t tt; |
| struct tm tmtm; |
| /* mktime converts local to UTC */ |
| GetLocalTime (&st); |
| tmtm.tm_sec = st.wSecond; |
| tmtm.tm_min = st.wMinute; |
| tmtm.tm_hour = st.wHour; |
| tmtm.tm_mday = st.wDay; |
| tmtm.tm_mon = st.wMonth - 1; |
| tmtm.tm_year = st.wYear - 1900; |
| tmtm.tm_isdst = -1; |
| tt = mktime (&tmtm); |
| tp->tv_sec = tt; |
| tp->tv_usec = st.wMilliseconds * 1000; |
| #else |
| /** |
| ** The earlier time calculations using GetLocalTime |
| ** had a time resolution of 10ms.The timeGetTime, part |
| ** of multimedia apis offer a better time resolution |
| ** of 1ms.Need to link against winmm.lib for this |
| **/ |
| unsigned long Ticks = 0; |
| unsigned long Sec =0; |
| unsigned long Usec = 0; |
| Ticks = timeGetTime(); |
| |
| Sec = Ticks/1000; |
| Usec = (Ticks - (Sec*1000))*1000; |
| tp->tv_sec = Sec; |
| tp->tv_usec = Usec; |
| #endif /* WITHOUT_MM_LIB */ |
| (void)nothing; |
| return 0; |
| } |
| #else /* WIN32 */ |
| /* non-win32 version of Curl_gettimeofday() */ |
| static int gettimeofday(struct timeval *tp, void *nothing) |
| { |
| (void)nothing; /* we don't support specific time-zones */ |
| tp->tv_sec = (long)time(NULL); |
| tp->tv_usec = 0; |
| return 0; |
| } |
| #endif /* WIN32 */ |
| #endif /* HAVE_GETTIMEOFDAY */ |
| |
| /* Return the current time in a timeval struct */ |
| struct timeval curlx_tvnow(void) |
| { |
| struct timeval now; |
| (void)gettimeofday(&now, NULL); |
| return now; |
| } |
| |
| /* |
| * Make sure that the first argument is the more recent time, as otherwise |
| * we'll get a weird negative time-diff back... |
| * |
| * Returns: the time difference in number of milliseconds. |
| */ |
| long curlx_tvdiff(struct timeval newer, struct timeval older) |
| { |
| return (newer.tv_sec-older.tv_sec)*1000+ |
| (newer.tv_usec-older.tv_usec)/1000; |
| } |
| |
| /* |
| * Same as curlx_tvdiff but with full usec resolution. |
| * |
| * Returns: the time difference in seconds with subsecond resolution. |
| */ |
| double curlx_tvdiff_secs(struct timeval newer, struct timeval older) |
| { |
| return (double)(newer.tv_sec-older.tv_sec)+ |
| (double)(newer.tv_usec-older.tv_usec)/1000000.0; |
| } |
| |
| /* return the number of seconds in the given input timeval struct */ |
| long Curl_tvlong(struct timeval t1) |
| { |
| return t1.tv_sec; |
| } |