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35015fbd8d
git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@1785 3c298f89-4303-0410-b956-a3cf2f4a3e73
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
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This file is part of Wi-viz (http://wiviz.natetrue.com).
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Wi-viz is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License v2 as published by
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the Free Software Foundation.
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Wi-viz 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 Wi-viz; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <pcap.h>
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#include <signal.h>
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#include <sys/time.h>
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#include "wl_access.h"
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#include "channelhopper.h"
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#include "structs.h"
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void ch_sig_handler(int i) {
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}
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void channelHopper(wiviz_cfg * cfg) {
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int hopPos;
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int nc;
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//Turn off signal handling from parent process
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signal(SIGUSR1, &ch_sig_handler);
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signal(SIGUSR2, &ch_sig_handler);
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//Start hoppin'!
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hopPos = 0;
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while (1) {
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nc = cfg->channelHopSeq[hopPos];
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hopPos = (hopPos + 1) % cfg->channelHopSeqLen;
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//Set the channel
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fprintf(stderr, "It sets the channel to %i\n", nc);
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wl_ioctl(WL_DEVICE, WLC_SET_CHANNEL, &nc, 4);
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//Sleep
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usleep(cfg->channelDwellTime * 1000);
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}
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}
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