/* $OpenBSD: rf_etimer.h,v 1.5 2000/01/07 14:50:21 peter Exp $ */ /* $NetBSD: rf_etimer.h,v 1.4 1999/08/13 03:26:55 oster Exp $ */ /* * Copyright (c) 1995 Carnegie-Mellon University. * All rights reserved. * * Author: Mark Holland * * Permission to use, copy, modify and distribute this software and * its documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ #ifndef _RF__RF_TIMER_H_ #define _RF__RF_TIMER_H_ #include "rf_options.h" #include "rf_utils.h" #include <sys/time.h> struct RF_Etimer_s { struct timeval st; struct timeval et; struct timeval diff; }; #if defined(_KERNEL) #include <sys/kernel.h> #define RF_ETIMER_START(_t_) \ { \ int s; \ bzero(&(_t_), sizeof (_t_)); \ s = splclock(); \ (_t_).st = mono_time; \ splx(s); \ } #define RF_ETIMER_STOP(_t_) \ { \ int s; \ s = splclock(); \ (_t_).et = mono_time; \ splx(s); \ } #define RF_ETIMER_EVAL(_t_) \ { \ RF_TIMEVAL_DIFF(&(_t_).st, &(_t_).et, &(_t_).diff) \ } #define RF_ETIMER_VAL_US(_t_) (RF_TIMEVAL_TO_US((_t_).diff)) #define RF_ETIMER_VAL_MS(_t_) (RF_TIMEVAL_TO_US((_t_).diff)/1000) #endif /* _KERNEL */ #endif /* !_RF__RF_TIMER_H_ */