Files
2019-08-22 18:00:22 +01:00

52 lines
1.5 KiB
C

/*
bully - retrieve WPA/WPA2 passphrase from a WPS-enabled AP
Copyright (C) 2012 Brian Purcell <purcell.briand@gmail.com>
This program 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 3 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
static inline void set_timer(struct timeval *tv, int ms_from_now)
{
gettimeofday(tv, 0);
tv->tv_sec += ms_from_now / 1000;
ms_from_now -= (ms_from_now / 1000) * 1000;
tv->tv_usec += ms_from_now * 1000;
};
static inline int check_timer(struct timeval *tv)
{
struct timeval now;
gettimeofday(&now, 0);
if (tv->tv_sec < now.tv_sec)
return TRUE;
if (tv->tv_sec == now.tv_sec && tv->tv_usec < now.tv_usec)
return TRUE;
return FALSE;
};
static inline int elapsed(struct timeval *then)
{
struct timeval now;
gettimeofday(&now, 0);
if (now.tv_usec < then->tv_usec)
return ((now.tv_sec - 1) - then->tv_sec) * 1000 + (now.tv_usec + 1000000 -
then->tv_usec) / 1000;
else
return (now.tv_sec - then->tv_sec) * 1000 + (now.tv_usec - then->tv_usec) / 1000;
};