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
42 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
gettimeofday(struct timeval * tp,void * ignore)43 gettimeofday (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 */
68 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
gettimeofday(struct timeval * tp,void * ignore)69 gettimeofday (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