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 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 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