1/* $Id: wingettimeofday.c,v 1.4 2011/07/15 08:30:11 nanard Exp $ */ 2/* libnatpmp 3Copyright (c) 2007-2011, Thomas BERNARD 4All rights reserved. 5 6Redistribution and use in source and binary forms, with or without 7modification, are permitted provided that the following conditions are met: 8 9 * Redistributions of source code must retain the above copyright notice, 10 this list of conditions and the following disclaimer. 11 * Redistributions in binary form must reproduce the above copyright notice, 12 this list of conditions and the following disclaimer in the documentation 13 and/or other materials provided with the distribution. 14 * The name of the author may not be used to endorse or promote products 15 derived from this software without specific prior written permission. 16 17THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 21LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27POSSIBILITY OF SUCH DAMAGE. 28*/ 29#ifdef WIN32 30#if defined(_MSC_VER) 31struct timeval { 32 long tv_sec; 33 long tv_usec; 34}; 35#else 36#include <sys/time.h> 37#endif 38 39typedef struct _FILETIME { 40 unsigned long dwLowDateTime; 41 unsigned long dwHighDateTime; 42} FILETIME; 43 44void __stdcall GetSystemTimeAsFileTime(FILETIME*); 45 46int gettimeofday(struct timeval* p, void* tz /* IGNORED */) { 47 union { 48 long long ns100; /*time since 1 Jan 1601 in 100ns units */ 49 FILETIME ft; 50 } _now; 51 52 if(!p) 53 return -1; 54 GetSystemTimeAsFileTime( &(_now.ft) ); 55 p->tv_usec =(long)((_now.ns100 / 10LL) % 1000000LL ); 56 p->tv_sec = (long)((_now.ns100-(116444736000000000LL))/10000000LL); 57 return 0; 58} 59#endif 60 61