package/broadcom-wl/files/lib/wifi/broadcom.sh

   1 append DRIVERS "broadcom"
   2
   3 scan_broadcom() {
   4         local device="$1"
   5         local wds
   6         local adhoc sta apmode mon
   7         local adhoc_if sta_if ap_if mon_if
   8         local _c=0
   9
  10         config_get vifs "$device" vifs
  11         for vif in $vifs; do
  12                 config_get mode "$vif" mode
  13                 _c=$(($_c + 1))
  14                 case "$mode" in
  15                         adhoc)
  16                                 adhoc=1
  17                                 adhoc_if="$vif"
  18                         ;;
  19                         sta)
  20                                 sta=1
  21                                 sta_if="$vif"
  22                         ;;
  23                         ap)
  24                                 apmode=1
  25                                 ap_if="${ap_if:+$ap_if }$vif"
  26                         ;;
  27                         wds)
  28                                 config_get addr "$vif" bssid
  29                                 [ -z "$addr" ] || {
  30                                         addr=$(echo "$addr" | tr 'A-F' 'a-f')
  31                                         append wds "$addr"
  32                                 }
  33                         ;;
  34                         monitor)
  35                                 mon=1
  36                                 mon_if="$vif"
  37                         ;;
  38                         *) echo "$device($vif): Invalid mode";;
  39                 esac
  40         done
  41         config_set "$device" wds "$wds"
  42
  43         local _c=
  44         for vif in ${adhoc_if:-$sta_if $ap_if $mon_if}; do
  45                 config_set "$vif" ifname "wl0${_c:+.$_c}"
  46                 _c=$((${_c:-0} + 1))
  47         done
  48         config_set "$device" vifs "${adhoc_if:-$sta_if $ap_if $mon_if}"
  49
  50         ifdown="down"
  51         for vif in 0 1 2 3; do
  52                 append ifdown "vif $vif" "$N"
  53                 append ifdown "enabled 0" "$N"
  54         done
  55
  56         ap=1
  57         infra=1
  58         if [ "$_c" -gt 1 ]; then
  59                 mssid=1
  60         else
  61                 mssid=
  62         fi
  63         apsta=0
  64         radio=1
  65         monitor=0
  66         passive=0
  67         case "$adhoc:$sta:$apmode:$mon" in
  68                 1*)
  69                         ap=0
  70                         mssid=
  71                         infra=0
  72                 ;;
  73                 :1:1:)
  74                         apsta=1
  75                         wet=1
  76                 ;;
  77                 :1::)
  78                         wet=1
  79                         ap=0
  80                         mssid=
  81                 ;;
  82                 :::1)
  83                         wet=1
  84                         ap=0
  85                         mssid=
  86                         monitor=1
  87                         passive=1
  88                 ;;
  89                 ::)
  90                         radio=0
  91                 ;;
  92         esac
  93 }
  94
  95 disable_broadcom() {
  96         set_wifi_down "$1"
  97         wlc down
  98         (
  99                 include /lib/network
 100
 101                 # make sure the interfaces are down and removed from all bridges
 102                 for dev in wl0 wl0.1 wl0.2 wl0.3; do
 103                         ifconfig "$dev" down 2>/dev/null >/dev/null && {
 104                                 unbridge "$dev"
 105                         }
 106                 done
 107         )
 108         true
 109 }
 110
 111 enable_broadcom() {
 112         local _c
 113         config_get channel "$device" channel
 114         config_get country "$device" country
 115         config_get maxassoc "$device" maxassoc
 116         config_get wds "$device" wds
 117         config_get vifs "$device" vifs
 118         config_get distance "$device" distance
 119         config_get slottime "$device" slottime
 120         config_get rxantenna "$device" rxantenna
 121         config_get txantenna "$device" txantenna
 122         config_get_bool frameburst "$device" frameburst
 123         config_get macfilter "$device" macfilter
 124         config_get maclist "$device" maclist
 125         config_get macaddr "$device" macaddr
 126         local vif_pre_up vif_post_up vif_do_up txpower
 127
 128         _c=0
 129         nas="$(which nas)"
 130         nas_cmd=
 131         if_up=
 132
 133         [ -z "$slottime" ] && {
 134                 [ -n "$distance" ] && {
 135                         # slottime = 9 + (distance / 150) + (distance % 150 ? 1 : 0)
 136                         slottime="$((9 + ($distance / 150) + 1 - (150 - ($distance % 150)) / 150 ))"
 137                 }
 138         } || {
 139                 slottime="${slottime:--1}"
 140         }
 141
 142         case "$macfilter" in
 143                 allow|2)
 144                         macfilter=2;
 145                 ;;
 146                 deny|1)
 147                         macfilter=1;
 148                 ;;
 149                 disable|none|0)
 150                         macfilter=0;
 151                 ;;
 152         esac
 153
 154         for vif in $vifs; do
 155                 config_get txpower "$vif" txpower
 156
 157                 config_get mode "$vif" mode
 158                 append vif_pre_up "vif $_c" "$N"
 159                 append vif_post_up "vif $_c" "$N"
 160                 append vif_do_up "vif $_c" "$N"
 161
 162                 [ "$mode" = "sta" ] || {
 163                         config_get_bool hidden "$vif" hidden 0
 164                         append vif_pre_up "closed $hidden" "$N"
 165                         config_get_bool isolate "$vif" isolate 0
 166                         append vif_pre_up "ap_isolate $isolate" "$N"
 167                 }
 168
 169                 wsec_r=0
 170                 eap_r=0
 171                 wsec=0
 172                 auth=0
 173                 nasopts=
 174                 config_get enc "$vif" encryption
 175                 case "$enc" in
 176                         WEP|wep)
 177                                 wsec_r=1
 178                                 wsec=1
 179                                 defkey=1
 180                                 config_get key "$vif" key
 181                                 case "$key" in
 182                                         [1234])
 183                                                 defkey="$key"
 184                                                 for knr in 1 2 3 4; do
 185                                                         config_get k "$vif" key$knr
 186                                                         [ -n "$k" ] || continue
 187                                                         [ "$defkey" = "$knr" ] && def="=" || def=""
 188                                                         append vif_do_up "wepkey $def$knr,$k" "$N"
 189                                                 done
 190                                         ;;
 191                                         "");;
 192                                         *) append vif_do_up "wepkey =1,$key" "$N";;
 193                                 esac
 194                         ;;
 195                         *psk*|*PSK*)
 196                                 wsec_r=1
 197                                 config_get key "$vif" key
 198                                 case "$enc" in
 199                                         wpa*+wpa2*|WPA*+WPA2*|*psk+*psk2|*PSK+*PSK2) auth=132; wsec=6;;
 200                                         wpa2*|WPA2*|*PSK2|*psk2) auth=128; wsec=4;;
 201                                         *) auth=4; wsec=2;;
 202                                 esac
 203                                 eval "${vif}_key=\"\$key\""
 204                                 nasopts="-k \"\$${vif}_key\""
 205                         ;;
 206                         *wpa*|*WPA*)
 207                                 wsec_r=1
 208                                 eap_r=1
 209                                 config_get key "$vif" key
 210                                 config_get server "$vif" server
 211                                 config_get port "$vif" port
 212                                 case "$enc" in
 213                                         wpa*+wpa2*|WPA*+WPA2*) auth=66; wsec=6;;
 214                                         wpa2*|WPA2*) auth=64; wsec=4;;
 215                                         *) auth=2; wsec=2;;
 216                                 esac
 217                                 eval "${vif}_key=\"\$key\""
 218                                 nasopts="-r \"\$${vif}_key\" -h $server -p ${port:-1812}"
 219                         ;;
 220                 esac
 221                 append vif_do_up "wsec $wsec" "$N"
 222                 append vif_do_up "wpa_auth $auth" "$N"
 223                 append vif_do_up "wsec_restrict $wsec_r" "$N"
 224                 append vif_do_up "eap_restrict $eap_r" "$N"
 225
 226                 config_get ssid "$vif" ssid
 227                 append vif_post_up "vlan_mode 0" "$N"
 228                 append vif_post_up "ssid $ssid" "$N"
 229                 append vif_do_up "ssid $ssid" "$N"
 230
 231                 [ "$mode" = "monitor" ] && {
 232                         append vif_post_up "monitor $monitor" "$N"
 233                         append vif_post_up "passive $passive" "$N"
 234                 }
 235
 236                 append vif_post_up "enabled 1" "$N"
 237
 238                 config_get ifname "$vif" ifname
 239                 #append if_up "ifconfig $ifname up" ";$N"
 240                 [ -z "$macaddr" ] || append if_up "ifconfig $ifname hw ether $macaddr" ";$N"
 241                 local net_cfg bridge
 242                 net_cfg="$(find_net_config "$vif")"
 243                 [ -z "$net_cfg" ] || {
 244                         bridge="$(bridge_interface "$net_cfg")"
 245                         append if_up "start_net '$ifname' '$net_cfg'" ";$N"
 246                         append if_up "set_wifi_up '$vif' '$ifname'" ";$N"
 247                 }
 248                 [ -z "$nasopts" ] || {
 249                         eval "${vif}_ssid=\"\$ssid\""
 250                         nas_mode="-A"
 251                         use_nas=1
 252                         [ "$mode" = "sta" ] && {
 253                                 nas_mode="-S"
 254                                 [ -z "$bridge" ] || {
 255                                         append vif_post_up "supplicant 1" "$N"
 256                                         append vif_post_up "passphrase $key" "$N"
 257
 258                                         use_nas=0
 259                                 }
 260                         }
 261                         [ -z "$nas" -o "$use_nas" = "0" ] || nas_cmd="${nas_cmd:+$nas_cmd$N}$nas -P /var/run/nas.$ifname.pid -H 34954 ${bridge:+ -l $bridge} -i $ifname $nas_mode -m $auth -w $wsec -s \"\$${vif}_ssid\" -g 3600 $nasopts &"
 262                 }
 263                 _c=$(($_c + 1))
 264         done
 265         killall -KILL nas >&- 2>&-
 266         wlc stdin <<EOF
 267 $ifdown
 268
 269 ap $ap
 270 ${mssid:+mssid $mssid}
 271 apsta $apsta
 272 infra $infra
 273 ${wet:+wet 1}
 274 802.11d 0
 275 802.11h 0
 276 rxant ${rxantenna:-3}
 277 txant ${txantenna:-3}
 278 monitor ${monitor:-0}
 279 passive ${passive:-0}
 280
 281 radio ${radio:-1}
 282 macfilter ${macfilter:-0}
 283 maclist ${maclist:-none}
 284 wds none
 285 ${wds:+wds $wds}
 286 country ${country:-IL0}
 287 ${channel:+channel $channel}
 288 maxassoc ${maxassoc:-128}
 289 slottime ${slottime:--1}
 290 ${frameburst:+frameburst $frameburst}
 291
 292 $vif_pre_up
 293 up
 294 $vif_post_up
 295 EOF
 296         eval "$if_up"
 297         wlc stdin <<EOF
 298 $vif_do_up
 299 EOF
 300         [ -z "$txpower" ] || iwconfig $device txpower ${txpower}dBm
 301
 302         eval "$nas_cmd"
 303 }
 304
 305
 306 detect_broadcom() {
 307         [ -f /proc/net/wl0 ] || return
 308         config_get type wl0 type
 309         [ "$type" = broadcom ] && return
 310         cat <<EOF
 311 config wifi-device  wl0
 312         option type     broadcom
 313         option channel  5
 314
 315         # REMOVE THIS LINE TO ENABLE WIFI:
 316         option disabled 1
 317
 318 config wifi-iface
 319         option device   wl0
 320         option network  lan
 321         option mode     ap
 322         option ssid     OpenWrt
 323         option encryption none
 324 EOF
 325 }