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52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/*
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bully - retrieve WPA/WPA2 passphrase from a WPS-enabled AP
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Copyright (C) 2012 Brian Purcell <purcell.briand@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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static inline void set_timer(struct timeval *tv, int ms_from_now)
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{
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gettimeofday(tv, 0);
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tv->tv_sec += ms_from_now / 1000;
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ms_from_now -= (ms_from_now / 1000) * 1000;
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tv->tv_usec += ms_from_now * 1000;
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};
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static inline int check_timer(struct timeval *tv)
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{
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struct timeval now;
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gettimeofday(&now, 0);
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if (tv->tv_sec < now.tv_sec)
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return TRUE;
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if (tv->tv_sec == now.tv_sec && tv->tv_usec < now.tv_usec)
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return TRUE;
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return FALSE;
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};
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static inline int elapsed(struct timeval *then)
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{
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struct timeval now;
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gettimeofday(&now, 0);
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if (now.tv_usec < then->tv_usec)
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return ((now.tv_sec - 1) - then->tv_sec) * 1000 + (now.tv_usec + 1000000 -
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then->tv_usec) / 1000;
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else
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return (now.tv_sec - then->tv_sec) * 1000 + (now.tv_usec - then->tv_usec) / 1000;
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};
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