1/* $NetBSD: gettimeofday.c,v 1.1.1.1 2011/04/13 18:15:41 elric Exp $ */ 2 3/* 4 * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan 5 * (Royal Institute of Technology, Stockholm, Sweden). 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the Institute nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#include <config.h> 37#include <krb5/roken.h> 38#ifndef HAVE_GETTIMEOFDAY 39 40#ifdef _WIN32 41 42ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL 43gettimeofday (struct timeval *tp, void *ignore) 44{ 45 FILETIME ft; 46 ULARGE_INTEGER li; 47 ULONGLONG ull; 48 49 GetSystemTimeAsFileTime(&ft); 50 li.LowPart = ft.dwLowDateTime; 51 li.HighPart = ft.dwHighDateTime; 52 ull = li.QuadPart; 53 54 ull -= 116444736000000000i64; 55 ull /= 10i64; /* ull is now in microseconds */ 56 57 tp->tv_usec = (ull % 1000000i64); 58 tp->tv_sec = (ull / 1000000i64); 59 60 return 0; 61} 62 63#else 64 65/* 66 * Simple gettimeofday that only returns seconds. 67 */ 68ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL 69gettimeofday (struct timeval *tp, void *ignore) 70{ 71 time_t t; 72 73 t = time(NULL); 74 tp->tv_sec = (long) t; 75 tp->tv_usec = 0; 76 return 0; 77} 78 79#endif /* !_WIN32 */ 80#endif 81