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add Wi-viz

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@1785 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2005-08-29 11:30:35 +00:00
parent 4f99a13308
commit 2346e8fd14
37 changed files with 1507 additions and 0 deletions
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1
openwrt/package/Config.in
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@ -108,6 +108,7 @@ source "package/wpa_supplicant/Config.in"
source "package/wput/Config.in"
source "package/xinetd/Config.in"
source "package/wificonf/Config.in"
source "package/wiviz/Config.in"
comment "Libraries"
source "package/cgilib/Config.in"

1
openwrt/package/Makefile
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@ -157,6 +157,7 @@ package-$(BR2_PACKAGE_USBUTILS) += usbutils
package-$(BR2_PACKAGE_VTUN) += vtun
package-$(BR2_PACKAGE_VSFTPD) += vsftpd
package-$(BR2_PACKAGE_WIFICONF) += wificonf
package-$(BR2_PACKAGE_WIVIZ) += wiviz
package-$(BR2_PACKAGE_WIRELESS_TOOLS) += wireless-tools
package-$(BR2_PACKAGE_WOL) += wol
package-$(BR2_PACKAGE_WPA_SUPPLICANT) += wpa_supplicant

7
openwrt/package/wiviz/Config.in Normal file
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@ -0,0 +1,7 @@
config BR2_PACKAGE_WIVIZ
tristate "wiviz - Wireless Network Visualization"
default m if CONFIG_DEVEL
help
Wireless Network Visualization
http://students.washington.edu/natetrue/wiviz/

42
openwrt/package/wiviz/Makefile Normal file
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@ -0,0 +1,42 @@
# $Id$
include $(TOPDIR)/rules.mk
PKG_NAME:=wiviz
PKG_VERSION:=1.0
PKG_RELEASE:=1
PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
include $(TOPDIR)/package/rules.mk
$(eval $(call PKG_template,WIVIZ,wiviz,$(PKG_VERSION)-$(PKG_RELEASE),$(ARCH)))
$(PKG_BUILD_DIR)/.prepared:
mkdir -p $(PKG_BUILD_DIR)
cp -fpR ./src/* $(PKG_BUILD_DIR)/
touch $@
$(PKG_BUILD_DIR)/.configured:
touch $@
$(PKG_BUILD_DIR)/.built:
$(MAKE) -C $(PKG_BUILD_DIR) \
CC="$(TARGET_CC)" \
COPTS="$(TARGET_CFLAGS)" \
INCLUDE="-I$(STAGING_DIR)/include -I$(STAGING_DIR)/usr/include" \
LDFLAGS="-L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib"
touch $@
$(IPKG_WIVIZ):
mkdir -p $(IDIR_WIVIZ)/usr/sbin
cp $(PKG_BUILD_DIR)/$(PKG_NAME) $(IDIR_WIVIZ)/usr/sbin/
$(RSTRIP) $(IDIR_WIVIZ)
cp -fpR ./files/* $(IDIR_WIVIZ)
find $(IDIR_WIVIZ) -name CVS | xargs rm -rf
find $(IDIR_WIVIZ) -name .svn | xargs rm -rf
$(IPKG_BUILD) $(IDIR_WIVIZ) $(PACKAGE_DIR)
mostlyclean:
$(MAKE) -C $(PKG_BUILD_DIR) clean
rm -f $(PKG_BUILD_DIR)/.built

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openwrt/package/wiviz/files/www/cgi-bin/wiviz/get.cgi Executable file
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#!/bin/sh
WIVIZ_PATH=wiviz
echo Content-type: text/html
echo
killall -USR1 wiviz >/dev/null 2>&1
if [ 0 -ne $? ]
then #### Wi-Viz daemon not running, start it
$WIVIZ_PATH >/dev/null </dev/null 2>&1 &
killall -USR1 wiviz > /dev/null
fi
echo "<html><head><script language='JavaScript1.2'>"
cat /tmp/wiviz-pipe
echo "</script></head><body></body></html>"

3
openwrt/package/wiviz/files/www/cgi-bin/wiviz/set.cgi Executable file
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#!/bin/sh
httpd -d $QUERY_STRING > /tmp/wiviz-cfg
killall -USR2 wiviz

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openwrt/package/wiviz/files/www/wiviz/wiviz.css Executable file
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/*
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
*/
body {
background-color: #D0D0D0;
vertical-align: center;
text-align: center;
}
div.main {
background-color: #D0F0D0;
width: 500px;
height: 500px;
border: 1px solid #555599;
vertical-align: center;
text-align: center;
}
div.floater {
background-color: #D0F0D0;
width: 125px;
height: 300px;
border: 1px solid #555599;
float: right;
z-index: 3;
}
span.status {
color: #FF0000;
}
img.icon {
width: 50px;
height: 50px;
}
img.pip {
width: 12px;
height: 12px;
position: absolute;
z-index: 1;
}
td {
vertical-align: center;
text-align: center;
}
span.hostdesc {
font-size: 10pt;
}
span.extrafo {
font-size: 10pt;
visibility: hidden;
}
div.hostdiv {
position: absolute;
background-color: transparent;
text-align: center;
width: 150px;
z-index: 2;
}
div.hostdiv_hov {
position: absolute;
background-color: #C0E0C0;
text-align: center;
width: 150px;
z-index: 3;
border: 1px solid #000000;
}

81
openwrt/package/wiviz/files/www/wiviz/wiviz.html Executable file
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<html>
<head>
<!--
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
-->
<title>Wi-viz wireless network environment visualization</title>
<link rel='stylesheet' type='text/css' href='wiviz.css'>
<script language='JavaScript1.2' src='wiviz.js'>
</script>
</head>
<body>
<h2>OpenWRT Wi-viz network visualization</h2>
<div class='floater'>
Status: <span id='status' class='status'>Monitoring</span><br>
<input type='button' id='togglelisten' value='Stop monitoring' onclick='toggleListen()'>
<p><form name='channelform' action='/cgi-bin/wiviz/set.cgi' method='get' target='wivizGetFrame'>
Channel setting:
<select id='channelsel' name='channelsel' onchange='channelSet()'>
<option value='nochange' selected>No change</option>
<option value='hop'>Hopping</option>
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
<option>5</option>
<option>6</option>
<option>7</option>
<option>8</option>
<option>9</option>
<option>10</option>
<option>11</option>
<option>12</option>
<option>13</option>
<option>14</option>
</select><br>
<span id='hopoptions' style='display: none'>
Time/channel: <select name='hopdwell'>
<option value='500'>0.5 sec</option>
<option selected value='1000'>1 sec</option>
<option value='2000'>2 sec</option>
<option value='5000'>5 sec</option>
</select><br>
Hop sequence: <select name='hopseq'>
<option selected>1,3,6,8,11</option>
<option>1,3,6,8,11,14</option>
<option>1,6,11</option>
<option value='1,2,3,4,5,6,7,8,9,10,11'>1 to 11</option>
<option value='1,2,3,4,5,6,7,8,9,10,11,12,13,14'>1 to 14</option>
</select><br>
<input type='submit' value='Set'>
</form>
</span>
</div>
<center>
<div id='infodiv' class='main'>
<table height=100% width=100%><tr><td>
<span id='pips' style='position: relative'></span>
<span id='content' style='position: relative'></span>
</td></tr></table>
</div>
</center>
<span id='debug' style='display: none'></span>
<iframe style='display:none' id='wivizGetFrame' name='wivizGetFrame' src='about:blank'></iframe>
<script language='JavaScript1.2'>
scan_thread();
</script>
</body>
</html>

291
openwrt/package/wiviz/files/www/wiviz/wiviz.js Executable file
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/*
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
*/
var mv = 353;
var stupid = eval('window.attachEvent') ? 1 : 0;
var hosts;
var idle_timeout = 20;
var erase_timeout = 35;
var skew_x = 0; skew_y = 0;
var listening = 1;
var wiviz_cgi_url = "/cgi-bin/wiviz/get.cgi";
//What? You mean the POSIX thread API hasn't been ported to Javascript? Bugger.
function scan_thread() {
var loc = document.getElementById('wivizGetFrame').contentWindow.location;
if (!listening) return;
if (loc.href != wiviz_cgi_url) {
loc.replace(wiviz_cgi_url);
}
else {
loc.reload(true);
}
setTimeout("scan_thread()", 5000);
}
function toggleListen() {
statusel = document.getElementById('status');
statusbutton = document.getElementById('togglelisten');
listening = 1 - listening;
if (listening) {
statusel.innerHTML = "Monitoring";
statusbutton.value = "Stop monitoring";
document.getElementById('content').innerHTML = '';
scan_thread();
}
else {
statusel.innerHTML = "Stopped";
statusbutton.value = "Start monitoring";
}
}
function channelSet() {
channelset = document.getElementById('channelsel').value;
if (channelset == 'hop') {
document.getElementById('hopoptions').style.display = 'inline';
}
else {
document.getElementById('hopoptions').style.display = 'none';
if (channelset != 'nochange') document.forms[0].submit();
}
}
function mousenter(e) {
if (stupid) e = event;
el = stupid ? e.srcElement : e.currentTarget;
el.parentNode.parentNode.className = 'hostdiv_hov';
el.nextSibling.nextSibling.nextSibling.style.visibility = 'visible';
}
function mouseout(e) {
if (stupid) e = event;
el = stupid ? e.srcElement : e.currentTarget;
el.parentNode.parentNode.className = 'hostdiv';
el.nextSibling.nextSibling.nextSibling.style.visibility = 'hidden';
}
function generate_mnemonic(hash) {
c = new Array('b','c','d','f','g','h','j','k','l','m','n','p','qu','r','s',
't','v','w','y','z','th','ch','sh','cc','rr');
v = new Array('a','e','i','o','u','ae','ai','ao','au','eo','ei','eu','iu','oa','oe');
var i, a;
var p = hash & 1;
var n = '';
for (i = 0; i < 4; i++) {
a = p ? c : v;
n += a[hash % a.length];
hash += a.length << 3 + a.length / 2;
hash *= hash;
p = 1 - p;
}
return n;
}
function mkhash(mac) {
var macarr = mac.split(/:/);
var hash = 0;
for (j = 0; j < 6; j++) {
hash += parseInt(macarr[j]) * j << j;
hash += 11;
}
if (hash < 0) hash = -hash;
return hash;
}
function wiviz_callback(mhosts, cfgstring) {
var nh = '';
hosts = mhosts;
for (i = 0; i < hosts.length; i++) {
hs = hosts[i];
if (hs.length == 0) break;
hs.mac = hs[0];
hs.rssi = hs[1];
hs.desc = hs[2];
hs.descarr = hs.desc.split(/-/)
hs.age = hs[3];
hs.hash = mkhash(hs.mac);
hs.mnem = generate_mnemonic(hs.hash)
hs.name = hs.mnem;
el = document.getElementById(hs.mnem);
if (el) {
if (hs.age > erase_timeout) {
el.parentNode.removeChild(el);
continue;
}
el.innerHTML = genHTML(hs);
}
else {
if (hs.age > erase_timeout) continue;
hs.x = Math.sin(hs.hash / mv) * hs.rssi * 2 - 67;
hs.y = Math.cos(hs.hash / mv) * hs.rssi * 2;
nh += "<div class='hostdiv' id='" + hs.mnem + "' style='top: ";
nh += parseInt(hs.y) + "px; left: " + parseInt(hs.x) + "px'>";
nh += genHTML(hs) + "</div>";
}
}
document.getElementById('content').innerHTML += nh;
cfgarr = cfgstring.split(/-/);
if (cfgarr[1]) {
if (cfgarr[1] == 'hopping') cfgarr[1] = 'hop';
document.getElementById('channelsel').value = cfgarr[1];
if (cfgarr[1] == 'hop') channelSet();
}
//repip();
setTimeout("declump(); repip();", 250);
}
function repip() {
var nh = "";
if (!hosts) return;
for (i = 0; i < hosts.length; i++) {
hs = hosts[i];
if (hs.length == 0) break;
mac = hs[0];
rssi = hs[1];
desc = hs[2].split(/-/);
if (desc[0] == 'sta' && desc[1] == 'assoc') {
bss = desc[2];
hs.apmnem = generate_mnemonic(mkhash(bss));
ap = document.getElementById(hs.apmnem);
sta = document.getElementById(hs.mnem);
if (ap && sta) {
x = parseInt(sta.style.left);
y = parseInt(sta.style.top);
dx = parseInt(ap.style.left) - x;
dy = parseInt(ap.style.top) - y;
x += 67;
y += 10;
d = Math.sqrt(dx*dx+dy*dy);
for (j = 0; j < d; j += 15) {
nh += "<img src='"
+ ((hs.age < idle_timeout) ? "pip" : "pip-idle")
+ (stupid ? ".gif" : ".png")
+ "' class='pip' style='top:"
+ parseInt(y+dy * j / d) + "; left:"
+ parseInt(x+dx * j / d) + "'>";
}
}
}
}
document.getElementById('pips').innerHTML = nh;
}
function declump() {
var c = 0;
var top = 30000,left = 30000,right = -30000,bottom = -30000;
for (i = 0; i < hosts.length; i++) {
for (j = 0; j < hosts.length; j++) {
if (i == j) continue;
e1 = document.getElementById(hosts[i].mnem);
e2 = document.getElementById(hosts[j].mnem);
if (!e1 || !e2) continue;
x1 = parseInt(e1.style.left);
x2 = parseInt(e2.style.left);
y1 = parseInt(e1.style.top);
y2 = parseInt(e2.style.top);
if (x1 < left) left = x1;
if (y1 < top) top = y1;
if (x1 > right) right = x1;
if (y1 > bottom) bottom = y1;
ox = x2;
oy = y2;
dist = Math.sqrt(Math.pow((x1-x2), 2) + Math.pow((y1-y2), 2));
if (dist == 0) {
x2 += Math.random() * 5;
y2 += Math.random() * 5;
dist = 10;
}
if (dist < 100) {
cx = (x1-x2) * 5 / (dist / 3);
cy = (y1-y2) * 5 / (dist / 3);
x2 -= cx;
y2 -= cy;
}
if (hosts[j].apmnem == hosts[i].mnem
|| hosts[i].apmnem == hosts[j].mnem) {
cx = (x1-x2) * 5 / (dist / 3);
cy = (y1-y2) * 5 / (dist / 3);
if (dist > 150) {
x2 += cx;
y2 += cy;
}
}
if (Math.abs(ox-x2) > 2 || Math.abs(oy-y2) > 2) {
e2.style.left = parseInt(x2);
e2.style.top = parseInt(y2);
c++;
}
}
}
if (top < bottom && left < right) {
document.getElementById('debug').innerHTML = left + "," + right + "," + top + "," +bottom;
document.getElementById('content').style.left =
document.getElementById('pips').style.left =
-(right - left) / 2 - left - 67;
document.getElementById('content').style.top =
document.getElementById('pips').style.top =
-(bottom - top) / 2 - top - 25;
}
repip();
if (c) setTimeout("declump()", 100);
}
function genHTML(hs) {
var nh = '';
nh += "<center><img class='icon' src='"
a = hs.descarr;
if (a[0] == 'ap' || a[0] == 'adhoc') {
if (a[0] == 'ap') {
nh += "ap";
if (a[5] == 'enc') nh += "-wep";
}
else {
nh += "adhoc";
}
hs.channel = a[2];
hs.name = a[4];
}
else if (a[0] == 'sta') {
nh += "station";
hs.channel = 0;
}
nh += (hs.age < idle_timeout) ? "": "-idle";
nh += stupid ? ".gif" : ".png";
nh += "' onmouseover='mousenter(event)' onmouseout='mouseout(event)'"
+ "><br><span class='hostdesc'>" + hs.mac + "<br><i>'" + hs.name;
nh += "'</i>";
if (hs.channel) {
nh += " ch" + hs.channel;
}
nh += "</span><span class='extrafo'><br>";
if (a[0] == 'ap') nh += "Access point";
if (a[0] == 'sta') nh += "Station";
if (a[0] == 'adhoc') nh += "Logical ad-hoc entity";
if (a[0] == 'ap' || a[0] == 'adhoc') {
nh += "<br>";
if (a[5] == '?enc') nh += "Encryption unknown";
if (a[5] == 'enc') nh += "Encrypted";
if (a[5] == 'unenc') nh += "Unencrypted";
if (a[6] == 'wep') nh += "-WEP";
if (a[6] == 'wpa') nh += "-WPA";
}
nh += "<br>RSSI: " + hs.rssi + " dBm<br>"
+ "Seen " + hs.age + " seconds ago<br>";
nh += "</span></center>";
return nh;
}

7
openwrt/package/wiviz/ipkg/wiviz.control Normal file
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Package: wiviz
Priority: optional
Section: net
Maintainer: Felix Fietkau <openwrt@nbd.name>
Source: buildroot internal
Depends: libpcap
Description: Wireless Network Visualization

25
openwrt/package/wiviz/src/Makefile Normal file
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## Wi-viz makefile
# Supply your own C cross-compiler; I recommend the one from the OpenWRT buildroot
# Also requires a libpcap to link with, use libpcap.a for static, .so for shared
CC=~/buildroot/staging_dir_mipsel/bin/mipsel-linux-gcc
LDFLAGS=-L~/buildroot/staging_dir_mipsel/lib
LIBS=-lpcap
CCOPTS=-O2 -Os -pipe -mips32 -mtune=mips32
INCLUDE=-I~/buildroot/staging_dir_mipsel/include
SOURCES=wiviz.c wl_access.c channelhopper.c
OBJS=wiviz.o wl_access.o channelhopper.o
TARGET=wiviz
wiviz: ${OBJS}
${CC} ${CCOPTS} ${INCLUDE} -o ${TARGET} ${OBJS} ${LDFLAGS} ${LIBS}
wiviz.o: wiviz.c
${CC} ${CCOPTS} ${INCLUDE} -c ${SOURCES}
wl_access.o: wl_access.c
${CC} ${CCOPTS} ${INCLUDE} -c ${SOURCES}
channelhopper.o: channelhopper.c
${CC} ${CCOPTS} ${INCLUDE} -c ${SOURCES}
remake:
touch wiviz.c wl_access.c channelhopper.c

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openwrt/package/wiviz/src/channelhopper.c Normal file
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/*
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);
}
}

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/*
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
*/
// Channel hopper definition
void channelHopper();

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/*
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
*/
//Structure definitions for wireless packets
#define MAX_HOSTS 257
#ifdef DEFINE_TYPES
typedef unsigned short u_short;
typedef unsigned char u_char;
typedef unsigned int u_int;
#endif
typedef enum {
mgt_assocRequest = 0,
mgt_assocResponse = 1,
mgt_reassocRequest = 2,
mgt_reassocResponse = 3,
mgt_probeRequest = 4,
mgt_probeResponse = 5,
mgt_beacon = 8,
mgt_disassoc = 10,
mgt_auth = 11,
mgt_deauth = 12
} wifi_frametype;
typedef struct ieee802_11_hdr {
u_char frame_control;
u_char flags;
#define IEEE80211_TO_DS 0x01
#define IEEE80211_FROM_DS 0x02
#define IEEE80211_MORE_FRAG 0x04
#define IEEE80211_RETRY 0x08
#define IEEE80211_PWR_MGT 0x10
#define IEEE80211_MORE_DATA 0x20
#define IEEE80211_WEP_FLAG 0x40
#define IEEE80211_ORDER_FLAG 0x80
u_short duration;
u_char addr1[6];
u_char addr2[6];
u_char addr3[6];
u_short frag_and_seq;
} ieee802_11_hdr;
typedef struct {
u_char timestamp[8];
u_short bcn_interval;
u_short caps;
#define MGT_CAPS_AP 0x1
#define MGT_CAPS_IBSS 0x2
#define MGT_CAPS_WEP 0x10
} ieee_802_11_mgt_frame;
typedef struct {
u_char tag;
u_char length;
} ieee_802_11_tag;
typedef enum {
tagSSID = 0,
tagRates = 1,
tagChannel = 3,
tagVendorSpecific = 0xDD
} i81tag;
typedef struct prism_hdr {
u_int msg_code;
u_int msg_length;
char cap_device[16];
//char dids[0];
} prism_hdr;
typedef struct prism_did {
u_short did;
u_short status1;
u_short status2;
u_short length;
//int value[0];
} prism_did;
typedef enum prism_did_num {
pdn_host_time = 0x1041,
pdn_mac_time = 0x2041,
pdn_rssi = 0x4041,
pdn_sq = 0x5041,
pdn_datarate = 0x8041,
pdn_framelen = 0xa041
} prism_did_num;
//Structure definitions for data collection
typedef enum {
typeUnknown,
typeAP,
typeSta,
typeAdhocHub
} host_type;
typedef enum {
ssUnknown,
ssUnassociated,
ssAssociated
} sta_state;
typedef enum {
aetUnknown,
aetUnencrypted,
aetEncUnknown,
aetEncWEP,
aetEncWPA
} ap_enc_type;
typedef struct {
u_char bssid[6];
char * ssid[32];
u_char ssidlen;
u_char channel;
u_short flags;
ap_enc_type encryption;
} ap_info;
typedef struct {
sta_state state;
u_char connectedBSSID[6];
} sta_info;
typedef struct {
u_char occupied;
u_char mac[6];
host_type type;
time_t lastSeen;
int RSSI;
ap_info * apInfo;
sta_info * staInfo;
} wiviz_host;
//Primary config struct
typedef struct {
wiviz_host hosts[MAX_HOSTS];
int numHosts;
int readFromWl;
time_t lastKeepAlive;
int channelHopping;
int channelDwellTime;
int channelHopSeq[14];
int channelHopSeqLen;
int curChannel;
int channelHopperPID;
} wiviz_cfg;

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/*
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>
#define HOST_TIMEOUT 300
#include "wl_access.h"
#include "structs.h"
#include "channelhopper.h"
#ifdef WIN32
#define OFFLINE
#endif
#ifndef __cplusplus
#define __cdecl
#endif
#define nonzeromac(x) memcmp(x, "\0\0\0\0\0\0", 6)
void dealWithPacket(wiviz_cfg * cfg, struct pcap_pkthdr * header, const u_char * packet);
wiviz_host * gotHost(wiviz_cfg * cfg, u_char * mac, host_type type);
void fprint_mac(FILE * outf, u_char * mac, char * extra);
void print_mac(u_char * mac, char * extra);
void print_host(FILE * outf, wiviz_host * host);
void __cdecl signal_handler(int);
void readWL(wiviz_cfg * cfg);
void reloadConfig();
wiviz_cfg * global_cfg;
////////////////////////////////////////////////////////////////////////////////
int main(int argc, char * * argv) {
pcap_t *handle;
char *dev;
char errbuf[PCAP_ERRBUF_SIZE];
int stop = 0;
int oldMonitor, newMonitor;
struct pcap_pkthdr header;
const u_char *packet;
wiviz_cfg cfg;
int i;
int defaultHopSeq[] = { 1, 3, 6, 8, 11 };
global_cfg = &cfg;
signal(SIGUSR1, &signal_handler);
signal(SIGUSR2, &signal_handler);
fprintf(stderr, "Wi-Viz infogathering daemon by Nathan True\n");
memset(&cfg, 0, sizeof(wiviz_cfg));
cfg.numHosts = 0;
cfg.lastKeepAlive = time(NULL);
cfg.channelHopping = 0;
cfg.channelDwellTime = 1000;
cfg.channelHopSeqLen = 5;
memcpy(cfg.channelHopSeq, defaultHopSeq, sizeof(defaultHopSeq));
wl_ioctl(WL_DEVICE, WLC_GET_MAGIC, &i, 4);
if (i != WLC_IOCTL_MAGIC) {
fprintf(stderr, "Wireless magic not correct, not querying wl for info\n");
cfg.readFromWl = 0;
}
else {
cfg.readFromWl = 1;
wl_ioctl(WL_DEVICE, WLC_GET_MONITOR, &oldMonitor, 4);
newMonitor = 1;
wl_ioctl(WL_DEVICE, WLC_SET_MONITOR, &newMonitor, 4);
}
reloadConfig();
#ifndef OFFLINE
dev = "prism0";
handle = pcap_open_live(dev, BUFSIZ, 1, 0, errbuf);
#else
dev = "c:\\cifsroot\\wdump2.pcap";
handle = pcap_open_offline(dev, errbuf);
#endif
if (cfg.readFromWl) {
readWL(&cfg);
}
if (!handle) {
fprintf(stderr, "Failure to open pcap!\nErr=%s\n", errbuf);
return -1;
}
while (!stop) {
packet = pcap_next(handle, &header);
if (!packet) break;
dealWithPacket(&cfg, &header, packet);
if (time(NULL) - cfg.lastKeepAlive > 30) stop = 1;
}
signal_handler(SIGUSR1);
if (cfg.channelHopperPID) kill(cfg.channelHopperPID, SIGKILL);
for (i = 0; i < MAX_HOSTS; i++) {
print_host(stderr, cfg.hosts + i);
if (cfg.hosts[i].occupied) printf("\n");
if (cfg.hosts[i].apInfo) free(cfg.hosts[i].apInfo);
if (cfg.hosts[i].staInfo) free(cfg.hosts[i].staInfo);
}
wl_ioctl(WL_DEVICE, WLC_SET_MONITOR, &oldMonitor, 4);
pcap_close(handle);
return 0;
}
////////////////////////////////////////////////////////////////////////////////
void writeJavascript() {
int i;
FILE * outf;
wiviz_host * h;
outf = fopen("/tmp/wiviz-pipe", "w");
if (!outf) {
fprintf(stderr, "Failure to open output file\n");
return;
}
global_cfg->lastKeepAlive = time(NULL);
if(global_cfg->readFromWl) readWL(global_cfg);
fprintf(outf, "top.hosts = new Array(\n");
for (i = 0; i < MAX_HOSTS; i++) {
h = global_cfg->hosts + i;
if (h->occupied == 0) continue;
if (time(NULL) - h->lastSeen > HOST_TIMEOUT) {
h->occupied = 0;
}
fprintf(outf, " new Array(");
print_host(outf, h);
fprintf(outf, "),\n");
}
fprintf(outf, "new Array());\n");
fprintf(outf, "var cfg_string = 'channel-");
if (global_cfg->channelHopping) {
fprintf(outf, "hopping");
}
else {
fprintf(outf, "%i", global_cfg->curChannel);
}
fprintf(outf, "';\ntop.wiviz_callback(top.hosts, cfg_string);\n");
fclose(outf);
}
////////////////////////////////////////////////////////////////////////////////
void reloadConfig() {
FILE * cnf;
wiviz_cfg * cfg = global_cfg;
char filebuffer[512];
char * fbptr, * p, * v, * vv;
int fblen, val;
int hopCfgChanged = 0;
int newHopSeq[12];
int newHopSeqLen = 0;
fprintf(stderr, "Loading config file\n");
cnf = fopen("/tmp/wiviz-cfg", "r");
if (!cnf) {
fprintf(stderr, "Wiviz: No config file (/tmp/wiviz-cfg) present, using defaults\n");
return;
}
fblen = fread(filebuffer, 1, 512, cnf);
fclose(cnf);
if (fblen >= 512) {
fprintf(stderr, "Error reading config file\n");
return;
}
filebuffer[fblen] = 0;
fprintf(stderr, "Read %i bytes from config file\n", fblen);
fbptr = filebuffer;
while (fbptr < filebuffer + fblen && *fbptr != 0) {
p = fbptr;
//Find end of parameter
for (; *fbptr != '=' && *fbptr != 0; fbptr++);
*fbptr = 0;
v = ++fbptr;
//Find end of value
for (; *fbptr != '&' && *fbptr != 0; fbptr++);
*(fbptr++) = 0;
fprintf(stderr, "Config: %s=%s\n", p, v);
//Apply configuration
if (!strcmp(p, "channelsel")) {
//Channel selector
cfg->channelHopping = 0;
if (!strcmp(v, "hop")) {
//Set channel hopping
cfg->channelHopping = 1;
hopCfgChanged = 1;
}
else if (!strcmp(v, "nochange")) {
//Don't change anything, read channel from wireless card
readWL(cfg);
}
else {
val = atoi(v);
if (val < 1 || val > 14) {
fprintf(stderr, "Channel setting in config file invalid (%i)\n", cfg->curChannel);
}
else {
cfg->curChannel = val;
if (cfg->readFromWl) {
if (wl_ioctl(WL_DEVICE, WLC_SET_CHANNEL, &cfg->curChannel, 4) < 0) {
fprintf(stderr, "Channel set to %i failed\n", cfg->curChannel);
}
}
else {
fprintf(stderr, "Can't set channel, no Broadcom wireless device present\n");
}
}
}
}
if (!strcmp(p, "hopdwell")) {
val = atoi(v);
if (val < 100) val = 100;
if (val > 30000) val = 30000;
if (cfg->channelDwellTime != val) hopCfgChanged = 1;
cfg->channelDwellTime = val;
}
if (!strcmp(p, "hopseq")) {
cfg->channelHopSeqLen = 0;
while (v < fbptr) {
for (vv = v; *vv != ',' && *vv != 0; vv++);
if (*vv == 0) {
cfg->channelHopSeq[cfg->channelHopSeqLen++] = atoi(v);
break;
}
*vv = 0;
cfg->channelHopSeq[cfg->channelHopSeqLen++] = atoi(v);
v = vv + 1;
}
}
/*
if (!strcmp(p, "")) {
}
*/
}
//Apply channel hopper settings
if (cfg->channelHopping == 0 && cfg->channelHopperPID) {
kill(cfg->channelHopperPID, SIGKILL);
cfg->channelHopperPID = 0;
}
if (cfg->channelHopping == 1 && hopCfgChanged) {
if (cfg->channelHopperPID) kill(cfg->channelHopperPID, SIGKILL);
if ((cfg->channelHopperPID = fork()) == 0) {
channelHopper(cfg);
}
}
}
////////////////////////////////////////////////////////////////////////////////
void __cdecl signal_handler(int signum) {
if (signum == SIGUSR1) writeJavascript();
if (signum == SIGUSR2) reloadConfig();
}
////////////////////////////////////////////////////////////////////////////////
void dealWithPacket(wiviz_cfg * cfg, struct pcap_pkthdr * header, const u_char * packet) {
ieee802_11_hdr * hWifi;
prism_hdr * hPrism;
wiviz_host * host;
wiviz_host * emergebss;
host_type type = typeUnknown;
int wfType;
int rssi = 0;
int to_ds, from_ds;
prism_did * i;
ieee_802_11_tag * e;
ieee_802_11_mgt_frame * m;
char * src = "\0\0\0\0\0\0";
char * dst = "\0\0\0\0\0\0";
char * bss = "\0\0\0\0\0\0";
char * ssid = "";
int channel = 0;
int adhocbeacon = 0;
u_char ssidlen = 0;
ap_enc_type encType = aetUnknown;
if (!packet) return;
if (header->len < sizeof(prism_hdr) + sizeof(ieee802_11_hdr)) return;
hPrism = (prism_hdr *) packet;
hWifi = (ieee802_11_hdr *) (packet + (hPrism->msg_length));
//Parse the prism DIDs
i = (prism_did *)((char *)hPrism + sizeof(prism_hdr));
while ((int)i < (int)hWifi) {
if (i->did == pdn_rssi) rssi = *(int *)(i+1);
i = (prism_did *) ((int)(i+1) + i->length);
}
//Establish the frame type
wfType = ((hWifi->frame_control & 0xF0) >> 4) + ((hWifi->frame_control & 0xC) << 2);
switch (wfType) {
case mgt_assocRequest:
case mgt_reassocRequest:
case mgt_probeRequest:
type = typeSta;
src=hWifi->addr2;
dst=hWifi->addr1;
break;
case mgt_assocResponse:
case mgt_reassocResponse:
case mgt_probeResponse:
case mgt_beacon:
src=hWifi->addr2;
dst=hWifi->addr1;
bss=hWifi->addr3;
type = typeAP;
break;
}
to_ds = hWifi->flags & IEEE80211_TO_DS;
from_ds = hWifi->flags & IEEE80211_FROM_DS;
if ((wfType & 0xF0) == 0x20 && (wfType & 0xF) < 4) {
//Data frame
src=hWifi->addr2;
dst=hWifi->addr1;
if (!from_ds) type = typeSta;
else type = typeAP;
if (!to_ds && !from_ds) bss = hWifi->addr3;
if (to_ds && !from_ds) bss = hWifi->addr1;
if (!to_ds && from_ds) bss = hWifi->addr2;
}
if (type == typeUnknown) return;
//Parse the 802.11 tags
if (wfType == mgt_probeResponse || wfType == mgt_beacon) {
m = (ieee_802_11_mgt_frame *) (hWifi + 1);
if (m->caps & MGT_CAPS_IBSS) {
type = typeSta;
adhocbeacon = 1;
}
if (m->caps & MGT_CAPS_WEP) encType = aetEncWEP;
else encType = aetUnencrypted;
e = (ieee_802_11_tag *) ((int) m + sizeof(ieee_802_11_mgt_frame));
while ((u_int)e < (u_int)packet + header->len) {
if (e->tag == tagSSID) {
ssidlen = e->length;
ssid = (char *)(e + 1);
}
if (e->tag == tagChannel) {
channel = *(char *)(e + 1);
}
if (e->tag == tagVendorSpecific) {
if (e->length >= 4 && memcmp(e + 1, "\x00\x50\xf2\x01", 4) == 0) {
//WPA encryption
encType = aetEncWPA;
}
}
e = (ieee_802_11_tag *) ((int)(e + 1) + e->length);
}
}
//Look up the host in the hash table
host = gotHost(cfg, src, type);
//Add any info we received
if (host->RSSI) {
host->RSSI = host->RSSI * 9 / 10 + (-rssi * 10);
}
else {
host->RSSI = -rssi * 100;
}
if (type == typeSta) {
if (nonzeromac(bss)) {
memcpy(host->staInfo->connectedBSSID, bss, 6);
host->staInfo->state = ssAssociated;
emergebss = gotHost(cfg, bss, typeAP);
if (emergebss->RSSI == 0) emergebss->RSSI = 10000;
memcpy(emergebss->apInfo->bssid, bss, 6);
if (adhocbeacon) {
emergebss->type = typeAdhocHub;
if (ssidlen > 0 && ssidlen <= 32) {
memcpy(emergebss->apInfo->ssid, ssid, ssidlen);
emergebss->apInfo->ssidlen = ssidlen;
}
if (channel) emergebss->apInfo->channel = channel;
emergebss->apInfo->flags = hWifi->flags;
emergebss->RSSI = host->RSSI;
if (encType != aetUnknown) emergebss->apInfo->encryption = encType;
}
}
if (wfType == mgt_probeRequest && host->staInfo->state == ssUnknown) host->staInfo->state = ssUnassociated;
}
if (type == typeAP) {
if (nonzeromac(bss)) {
memcpy(host->apInfo->bssid, bss, 6);
}
if (ssidlen > 0 && ssidlen <= 32) {
memcpy(host->apInfo->ssid, ssid, ssidlen);
host->apInfo->ssidlen = ssidlen;
}
if (channel) host->apInfo->channel = channel;
host->apInfo->flags = hWifi->flags;
if (encType != aetUnknown) host->apInfo->encryption = encType;
}
}
////////////////////////////////////////////////////////////////////////////////
void print_mac(u_char * mac, char * extra) {
fprint_mac(stdout, mac, extra);
}
////////////////////////////////////////////////////////////////////////////////
void fprint_mac(FILE * outf, u_char * mac, char * extra) {
fprintf(outf, "%02X:%02X:%02X:%02X:%02X:%02X%s",
mac[0] & 0xFF,
mac[1] & 0xFF,
mac[2] & 0xFF,
mac[3] & 0xFF,
mac[4] & 0xFF,
mac[5] & 0xFF,
extra);
}
////////////////////////////////////////////////////////////////////////////////
#define MAX_PROBES MAX_HOSTS/2
wiviz_host * gotHost(wiviz_cfg * cfg, u_char * mac, host_type type) {
int i = (mac[5] + (mac[4] << 8)) % MAX_HOSTS;
int c = 0;
wiviz_host * h = cfg->hosts + i;
while (h->occupied && memcmp(h->mac, mac, 6)) {
i++; h++; c++;
if (i >= MAX_HOSTS) {
i = 0;
h = cfg->hosts;
}
if (c > MAX_PROBES) break;
}
if (!h->occupied) {
fprintf(stderr, "New host, ");
fprint_mac(stderr, mac, ", type=");
fprintf(stderr, "%s\n", (type==typeAP) ? "AP" : ((type==typeSta) ? "Sta" : "Unk"));
}
h->occupied = 1;
h->lastSeen = time(NULL);
h->type = type;
memcpy(h->mac, mac, 6);
if (h->type == typeAP && !h->apInfo) {
h->apInfo = (ap_info *) malloc(sizeof(ap_info));
memset(h->apInfo, 0, sizeof(ap_info));
}
if (h->type == typeSta && !h->staInfo) {
h->staInfo = (sta_info *) malloc(sizeof(sta_info));
memset(h->staInfo, 0, sizeof(sta_info));
}
return h;
}
////////////////////////////////////////////////////////////////////////////////
void print_host(FILE * outf, wiviz_host * host) {
int i;
if (!host->occupied) return;
fprintf(outf, "'");
fprint_mac(outf, host->mac, "'");
fprintf(outf, ", -%i, '", host->RSSI / 100);
switch (host->type) {
case typeAP: fprintf(outf, "ap"); break;
case typeSta: fprintf(outf, "sta"); break;
case typeAdhocHub: fprintf(outf, "adhoc"); break;
}
if (host->type == typeSta) {
switch(host->staInfo->state) {
case ssAssociated:
fprintf(outf, "-assoc-");
fprint_mac(outf, host->staInfo->connectedBSSID, "");
break;
case ssUnassociated:
fprintf(outf, "-unassoc");
}
}
if (host->type == typeAP || host->type == typeAdhocHub) {
fprintf(outf, "-channel-%i-ssid-", host->apInfo->channel & 0xFF);
for (i = 0; i < host->apInfo->ssidlen; i++) {
fprintf(outf, "\\x%02X", *((char *)host->apInfo->ssid + i) & 0xFF);
}
switch (host->apInfo->encryption) {
case aetUnknown: fprintf(outf, "-?enc-?alg"); break;
case aetUnencrypted: fprintf(outf, "-unenc-na"); break;
case aetEncUnknown: fprintf(outf, "-enc-unknown"); break;
case aetEncWEP: fprintf(outf, "-enc-wep"); break;
case aetEncWPA: fprintf(outf, "-enc-wpa"); break;
}
}
fprintf(outf, "', %i", time(0) - host->lastSeen);
}
////////////////////////////////////////////////////////////////////////////////
#define MAX_STA_COUNT 64
void readWL(wiviz_cfg * cfg) {
int ap, i;
wiviz_host * host, * sta;
uchar mac[6];
wlc_ssid_t ssid;
channel_info_t channel;
maclist_t * macs;
sta_rssi_t starssi;
get_mac(WL_DEVICE, mac);
printf("AP mac: ");
print_mac(mac, "\n");
if (!nonzeromac(mac)) return;
wl_ioctl(WL_DEVICE, WLC_GET_AP, &ap, 4);
if (ap) {
host = gotHost(cfg, mac, typeAP);
wl_ioctl(WL_DEVICE, WLC_GET_BSSID, host->apInfo->bssid, 6);
wl_ioctl(WL_DEVICE, WLC_GET_SSID, &ssid, sizeof(wlc_ssid_t));
memcpy(host->apInfo->ssid, ssid.SSID, 32);
host->apInfo->ssidlen = ssid.SSID_len;
host->RSSI = 0;
wl_ioctl(WL_DEVICE, WLC_GET_CHANNEL, &channel, sizeof(channel_info_t));
host->apInfo->channel = channel.hw_channel;
macs = (maclist_t *) malloc(4 + MAX_STA_COUNT * sizeof(ether_addr_t));
macs->count = MAX_STA_COUNT;
if (wl_ioctl(WL_DEVICE, WLC_GET_ASSOCLIST, macs, 4 + MAX_STA_COUNT * sizeof(ether_addr_t)) > -1) {
for (i = 0; i < macs->count; i++) {
sta = gotHost(cfg, (char *)&macs->ea[i], typeSta);
memcpy(starssi.mac, &macs->ea[i], 6);
starssi.RSSI = 3000;
starssi.zero_ex_forty_one = 0x41;
if (wl_ioctl(WL_DEVICE, WLC_GET_RSSI, &starssi, 12) < 0) printf("rssifail\n");
sta->RSSI = -starssi.RSSI * 100;
sta->staInfo->state = ssAssociated;
memcpy(sta->staInfo->connectedBSSID, host->apInfo->bssid, 6);
}
}
}
else {
host = gotHost(cfg, mac, typeSta);
host->RSSI = 0;
if (wl_ioctl(WL_DEVICE, WLC_GET_BSSID, &host->staInfo->connectedBSSID, 6) < 0) {
host->staInfo->state = ssUnassociated;
}
else {
host->staInfo->state = ssAssociated;
}
}
if (wl_ioctl(WL_DEVICE, WLC_GET_CHANNEL, &channel, sizeof(channel_info_t)) >= 0) {
cfg->curChannel = channel.hw_channel;
fprintf(stderr, "Current channel is %i\n", cfg->curChannel);
}
}

73
openwrt/package/wiviz/src/wl_access.c Normal file
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/*
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 <unistd.h>
#include <string.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <net/if.h>
#include "wl_access.h"
int wl_ioctl(char *name, int cmd, void *buf, int len)
{
struct ifreq ifr;
wl_ioctl_t ioc;
int ret = 0;
int s;
/* open socket to kernel */
if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
perror("socket");
return errno;
}
/* do it */
ioc.cmd = cmd;
ioc.buf = buf;
ioc.len = len;
strncpy(ifr.ifr_name, name, IFNAMSIZ);
ifr.ifr_data = (caddr_t) &ioc;
ret = ioctl(s, SIOCDEVPRIVATE, &ifr);
/* cleanup */
close(s);
return ret;
}
int get_mac(char *name, void *buf)
{
struct ifreq ifr;
int ret = 0;
int s;
/* open socket to kernel */
if ((s = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
perror("socket");
return errno;
}
strncpy(ifr.ifr_name, name, IFNAMSIZ);
//ifr.ifr_data = (caddr_t) buf;
if ((ret = ioctl(s, SIOCGIFHWADDR, &ifr)) < 0)
perror(ifr.ifr_name);
/* cleanup */
close(s);
memcpy(buf, &ifr.ifr_hwaddr.sa_data, 6);
return ret;
}

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/*
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
*/
//wl_access.h - functions for accessing broadcom crap
#define WL_DEVICE "eth1"
typedef unsigned int uint32;
typedef unsigned char uchar;
typedef int bool;
typedef struct ether_addr {
uchar addr[6];
} ether_addr_t;
typedef struct wlc_ssid {
uint32 SSID_len;
uchar SSID[32];
} wlc_ssid_t;
/* For ioctls that take a list of MAC addresses */
typedef struct maclist {
uint count; /* number of MAC addresses */
struct ether_addr ea[1]; /* variable length array of MAC addresses */
} maclist_t;
/* Linux network driver ioctl encoding */
typedef struct wl_ioctl {
uint cmd; /* common ioctl definition */
void *buf; /* pointer to user buffer */
uint len; /* length of user buffer */
bool set; /* get or set request (optional) */
uint used; /* bytes read or written (optional) */
uint needed; /* bytes needed (optional) */
} wl_ioctl_t;
/* channel encoding */
typedef struct channel_info {
int hw_channel;
int target_channel;
int scan_channel;
} channel_info_t;
/* RSSI info for sta */
typedef struct sta_rssi {
int RSSI;
char mac[6];
u_short zero_ex_forty_one;
} sta_rssi_t;
/* check this magic number */
#define WLC_IOCTL_MAGIC 0x14e46c77
#define WLC_GET_MAGIC 0
#define WLC_GET_BSSID 23
#define WLC_SET_BSSID 24
#define WLC_GET_SSID 25
#define WLC_SET_SSID 26
#define WLC_GET_CHANNEL 29
#define WLC_SET_CHANNEL 30
#define WLC_GET_MONITOR 107 /* discovered by nbd */
#define WLC_SET_MONITOR 108 /* discovered by nbd */
#define WLC_GET_AP 117
#define WLC_SET_AP 118
#define WLC_GET_RSSI 127
#define WLC_GET_ASSOCLIST 159
int wl_ioctl(char *name, int cmd, void *buf, int len);