/* * wavemon - a wireless network monitoring aplication * * Copyright (c) 2001-2002 Jan Morgenstern * * wavemon is free software; you can redistribute it and/or modify it under * the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2, or (at your option) any later * version. * * wavemon is distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License along * with wavemon; see the file COPYING. If not, write to the Free Software * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "wavemon.h" void start_timer(struct timer *t, unsigned long duration) { struct timeval tv; struct timezone tz; gettimeofday(&tv, &tz); t->stime = tv.tv_sec * 1000000 + tv.tv_usec; t->duration = duration; } int end_timer(struct timer *t) { struct timeval tv; struct timezone tz; gettimeofday(&tv, &tz); return (tv.tv_sec * 1000000 + tv.tv_usec >= t->stime + t->duration); } able>
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