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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2005-08-29 11:30:35 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2005-08-29 11:30:35 +0000
commit2346e8fd145e4c45760d9d5519a99db8ef1239df (patch)
tree514b217793ad4e60c8eb5030d6e2144599dfc8ab /openwrt/package/wiviz/src/channelhopper.c
parent4f99a13308237667eed1572faec096451924077e (diff)
add Wi-viz
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@1785 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'openwrt/package/wiviz/src/channelhopper.c')
-rw-r--r--openwrt/package/wiviz/src/channelhopper.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/openwrt/package/wiviz/src/channelhopper.c b/openwrt/package/wiviz/src/channelhopper.c
new file mode 100644
index 000000000..0a3e6feb0
--- /dev/null
+++ b/openwrt/package/wiviz/src/channelhopper.c
@@ -0,0 +1,48 @@
+/*
+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);
+ }
+ }