1
0
mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-11-14 08:32:48 +02:00
openwrt-xburst/package/wiviz/src/channelhopper.c

49 lines
1.3 KiB
C
Raw Normal View History

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