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         config_get txpower "$device" txpower
 127         local vif_pre_up vif_post_up vif_do_up vif_txpower
 128
 129         _c=0
 130         nas="$(which nas)"
 131         nas_cmd=
 132         if_up=
 133
 134         [ -z "$slottime" ] && {
 135                 [ -n "$distance" ] && {
 136                         # slottime = 9 + (distance / 150) + (distance % 150 ? 1 : 0)
 137                         slottime="$((9 + ($distance / 150) + 1 - (150 - ($distance % 150)) / 150 ))"
 138                 }
 139         } || {
 140                 slottime="${slottime:--1}"
 141         }
 142
 143         case "$macfilter" in
 144                 allow|2)
 145                         macfilter=2;
 146                 ;;
 147                 deny|1)
 148                         macfilter=1;
 149                 ;;
 150                 disable|none|0)
 151                         macfilter=0;
 152                 ;;
 153         esac
 154
 155         for vif in $vifs; do
 156                 config_get vif_txpower "$vif" txpower
 157
 158                 config_get mode "$vif" mode
 159                 append vif_pre_up "vif $_c" "$N"
 160                 append vif_post_up "vif $_c" "$N"
 161                 append vif_do_up "vif $_c" "$N"
 162
 163                 [ "$mode" = "sta" ] || {
 164                         config_get_bool hidden "$vif" hidden 0
 165                         append vif_pre_up "closed $hidden" "$N"
 166                         config_get_bool isolate "$vif" isolate 0
 167                         append vif_pre_up "ap_isolate $isolate" "$N"
 168                 }
 169
 170                 wsec_r=0
 171                 eap_r=0
 172                 wsec=0
 173                 auth=0
 174                 nasopts=
 175                 config_get enc "$vif" encryption
 176                 case "$enc" in
 177                         WEP|wep)
 178                                 wsec_r=1
 179                                 wsec=1
 180                                 defkey=1
 181                                 config_get key "$vif" key
 182                                 case "$key" in
 183                                         [1234])
 184                                                 defkey="$key"
 185                                                 for knr in 1 2 3 4; do
 186                                                         config_get k "$vif" key$knr
 187                                                         [ -n "$k" ] || continue
 188                                                         [ "$defkey" = "$knr" ] && def="=" || def=""
 189                                                         append vif_do_up "wepkey $def$knr,$k" "$N"
 190                                                 done
 191                                         ;;
 192                                         "");;
 193                                         *) append vif_do_up "wepkey =1,$key" "$N";;
 194                                 esac
 195                         ;;
 196                         *psk*|*PSK*)
 197                                 wsec_r=1
 198                                 config_get key "$vif" key
 199                                 case "$enc" in
 200                                         wpa*+wpa2*|WPA*+WPA2*|*psk+*psk2|*PSK+*PSK2) auth=132; wsec=6;;
 201                                         wpa2*|WPA2*|*PSK2|*psk2) auth=128; wsec=4;;
 202                                         *) auth=4; wsec=2;;
 203                                 esac
 204                                 eval "${vif}_key=\"\$key\""
 205                                 nasopts="-k \"\$${vif}_key\""
 206                         ;;
 207                         *wpa*|*WPA*)
 208                                 wsec_r=1
 209                                 eap_r=1
 210                                 config_get key "$vif" key
 211                                 config_get server "$vif" server
 212                                 config_get port "$vif" port
 213                                 case "$enc" in
 214                                         wpa*+wpa2*|WPA*+WPA2*) auth=66; wsec=6;;
 215                                         wpa2*|WPA2*) auth=64; wsec=4;;
 216                                         *) auth=2; wsec=2;;
 217                                 esac
 218                                 eval "${vif}_key=\"\$key\""
 219                                 nasopts="-r \"\$${vif}_key\" -h $server -p ${port:-1812}"
 220                         ;;
 221                 esac
 222                 append vif_do_up "wsec $wsec" "$N"
 223                 append vif_do_up "wpa_auth $auth" "$N"
 224                 append vif_do_up "wsec_restrict $wsec_r" "$N"
 225                 append vif_do_up "eap_restrict $eap_r" "$N"
 226
 227                 config_get ssid "$vif" ssid
 228                 append vif_post_up "vlan_mode 0" "$N"
 229                 append vif_post_up "ssid $ssid" "$N"
 230                 append vif_do_up "ssid $ssid" "$N"
 231
 232                 [ "$mode" = "monitor" ] && {
 233                         append vif_post_up "monitor $monitor" "$N"
 234                         append vif_post_up "passive $passive" "$N"
 235                 }
 236
 237                 [ "$mode" = "adhoc" ] && {
 238                         config_get bssid "$vif" bssid
 239                         [ -n "$bssid" ] && {
 240                                 append vif_pre_up "des_bssid $bssid" "$N"
 241                                 append vif_pre_up "allow_mode 1" "$N"
 242                         }
 243                 } || append vif_pre_up "allow_mode 0" "$N"
 244
 245                 append vif_post_up "enabled 1" "$N"
 246
 247                 config_get ifname "$vif" ifname
 248                 #append if_up "ifconfig $ifname up" ";$N"
 249
 250                 local net_cfg bridge
 251                 net_cfg="$(find_net_config "$vif")"
 252                 [ -z "$net_cfg" ] || {
 253                         bridge="$(bridge_interface "$net_cfg")"
 254                         append if_up "set_wifi_up '$vif' '$ifname'" ";$N"
 255                         append if_up "start_net '$ifname' '$net_cfg' \$(wlc ifname '$ifname' bssid)" ";$N"
 256                 }
 257                 [ -z "$nasopts" ] || {
 258                         eval "${vif}_ssid=\"\$ssid\""
 259                         nas_mode="-A"
 260                         use_nas=1
 261                         [ "$mode" = "sta" ] && {
 262                                 nas_mode="-S"
 263                                 [ -z "$bridge" ] || {
 264                                         append vif_post_up "supplicant 1" "$N"
 265                                         append vif_post_up "passphrase $key" "$N"
 266
 267                                         use_nas=0
 268                                 }
 269                         }
 270                         [ -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 $nasopts &"
 271                 }
 272                 _c=$(($_c + 1))
 273         done
 274         killall -KILL nas >&- 2>&-
 275         wlc stdin <<EOF
 276 $ifdown
 277
 278 ap $ap
 279 ${mssid:+mssid $mssid}
 280 apsta $apsta
 281 infra $infra
 282 ${wet:+wet 1}
 283 802.11d 0
 284 802.11h 0
 285 rxant ${rxantenna:-3}
 286 txant ${txantenna:-3}
 287 monitor ${monitor:-0}
 288 passive ${passive:-0}
 289
 290 radio ${radio:-1}
 291 macfilter ${macfilter:-0}
 292 maclist ${maclist:-none}
 293 wds none
 294 ${wds:+wds $wds}
 295 country ${country:-IL0}
 296 ${channel:+channel $channel}
 297 maxassoc ${maxassoc:-128}
 298 slottime ${slottime:--1}
 299 ${frameburst:+frameburst $frameburst}
 300
 301 $vif_pre_up
 302 up
 303 $vif_post_up
 304 EOF
 305         eval "$if_up"
 306         wlc stdin <<EOF
 307 $vif_do_up
 308 EOF
 309
 310         # use vif_txpower (from last wifi-iface) instead of txpower (from
 311         # wifi-device) if the latter does not exist
 312         txpower=${txpower:-$vif_txpower}
 313         [ -z "$txpower" ] || iwconfig $device txpower ${txpower}dBm
 314
 315         eval "$nas_cmd"
 316 }
 317
 318
 319 detect_broadcom() {
 320         [ -f /proc/net/wl0 ] || return
 321         config_get type wl0 type
 322         [ "$type" = broadcom ] && return
 323         cat <<EOF
 324 config wifi-device  wl0
 325         option type     broadcom
 326         option channel  5
 327
 328         # REMOVE THIS LINE TO ENABLE WIFI:
 329         option disabled 1
 330
 331 config wifi-iface
 332         option device   wl0
 333         option network  lan
 334         option mode     ap
 335         option ssid     OpenWrt
 336         option encryption none
 337 EOF
 338 }