1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29
30 /*LINTLIBRARY*/
31
32 #include <sys/types.h>
33 #include <sys/time.h>
34 #include <stdio.h>
35 #include <unistd.h>
36 #include <errno.h>
37 #include <sys/syscall.h>
38 #include "libc.h"
39
40 /*
41 * Get the time of day information.
42 * BSD compatibility on top of SVr4 facilities:
43 * u_sec always zero, and don't do anything with timezone pointer.
44 */
45
46 /*
47 * This is defined in sys/gettimeofday.s
48 * This extern cannot be in libc.h due to name conflict with port/gen/synonyms.h
49 */
50 extern int _gettimeofday(struct timeval *);
51
52 /*ARGSUSED*/
53 int
gettimeofday(struct timeval * tp,void * tzp)54 gettimeofday(struct timeval *tp, void *tzp)
55 {
56 if (tp == NULL)
57 return (0);
58
59 return (_gettimeofday(tp));
60 }
61
62 /*
63 * Set the time.
64 * Don't do anything with the timezone information.
65 */
66
67 /*ARGSUSED*/
68 int
settimeofday(struct timeval * tp,void * tzp)69 settimeofday(struct timeval *tp, void *tzp)
70 {
71 time_t t; /* time in seconds */
72
73 if (tp == NULL)
74 return (0);
75
76 t = (time_t) tp->tv_sec;
77 if (tp->tv_usec >= 500000)
78 /* round up */
79 t++;
80
81 return (stime(&t));
82 }
83