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 31 #pragma ident "%Z%%M% %I% %E% SMI" 32 33 /*LINTLIBRARY*/ 34 35 #include <sys/types.h> 36 #include <sys/time.h> 37 #include <stdio.h> 38 #include <unistd.h> 39 #include <errno.h> 40 #include <sys/syscall.h> 41 #include "libc.h" 42 43 /* 44 * Get the time of day information. 45 * BSD compatibility on top of SVr4 facilities: 46 * u_sec always zero, and don't do anything with timezone pointer. 47 */ 48 49 /* 50 * This is defined in sys/gettimeofday.s 51 * This extern cannot be in libc.h due to name conflict with port/gen/synonyms.h 52 */ 53 extern int _gettimeofday(struct timeval *); 54 55 /*ARGSUSED*/ 56 int 57 gettimeofday(struct timeval *tp, void *tzp) 58 { 59 if (tp == NULL) 60 return (0); 61 62 return (_gettimeofday(tp)); 63 } 64 65 /* 66 * Set the time. 67 * Don't do anything with the timezone information. 68 */ 69 70 /*ARGSUSED*/ 71 int 72 settimeofday(struct timeval *tp, void *tzp) 73 { 74 time_t t; /* time in seconds */ 75 76 if (tp == NULL) 77 return (0); 78 79 t = (time_t) tp->tv_sec; 80 if (tp->tv_usec >= 500000) 81 /* round up */ 82 t++; 83 84 return (stime(&t)); 85 } 86