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 "${device}${_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         case "$adhoc:$sta:$apmode:$mon" in
  67                 1*)
  68                         ap=0
  69                         mssid=
  70                         infra=0
  71                 ;;
  72                 :1:1:)
  73                         apsta=1
  74                         wet=1
  75                 ;;
  76                 :1::)
  77                         wet=1
  78                         ap=0
  79                         mssid=
  80                 ;;
  81                 :::1)
  82                         wet=1
  83                         ap=0
  84                         mssid=
  85                         monitor=1
  86                 ;;
  87                 ::)
  88                         radio=0
  89                 ;;
  90         esac
  91 }
  92
  93 disable_broadcom() {
  94         local device="$1"
  95         set_wifi_down "$device"
  96         wlc ifname "$device" down
  97         wlc ifname "$device" bssid `wlc ifname "$device" default_bssid`
  98         (
  99                 include /lib/network
 100
 101                 # make sure the interfaces are down and removed from all bridges
 102                 for dev in $device ${device}.1 ${device}.2 ${device}.3; do
 103                         ifconfig "$dev" down 2>/dev/null >/dev/null && {
 104                                 unbridge "$dev"
 105                         }
 106                 done
 107         )
 108         true
 109 }
 110
 111 enable_broadcom() {
 112         local device="$1"
 113         local _c
 114         config_get channel "$device" channel
 115         config_get country "$device" country
 116         config_get maxassoc "$device" maxassoc
 117         config_get wds "$device" wds
 118         config_get vifs "$device" vifs
 119         config_get distance "$device" distance
 120         config_get slottime "$device" slottime
 121         config_get rxantenna "$device" rxantenna
 122         config_get txantenna "$device" txantenna
 123         config_get_bool frameburst "$device" frameburst
 124         config_get macfilter "$device" macfilter
 125         config_get maclist "$device" maclist
 126         config_get macaddr "$device" macaddr
 127         config_get txpower "$device" txpower
 128         config_get frag "$device" frag
 129         config_get rts "$device" rts
 130         config_get hwmode "$device" hwmode
 131         local vif_pre_up vif_post_up vif_do_up vif_txpower
 132         local doth=0
 133         local wmm=0
 134
 135         _c=0
 136         nas="$(which nas)"
 137         nas_cmd=
 138         if_up=
 139
 140         [ -z "$slottime" ] && {
 141                 [ -n "$distance" ] && {
 142                         # slottime = 9 + (distance / 150) + (distance % 150 ? 1 : 0)
 143                         slottime="$((9 + ($distance / 150) + 1 - (150 - ($distance % 150)) / 150 ))"
 144                 }
 145         } || {
 146                 slottime="${slottime:--1}"
 147         }
 148
 149         case "$macfilter" in
 150                 allow|2)
 151                         macfilter=2;
 152                 ;;
 153                 deny|1)
 154                         macfilter=1;
 155                 ;;
 156                 disable|none|0)
 157                         macfilter=0;
 158                 ;;
 159         esac
 160
 161         case "$hwmode" in
 162                 *b)   hwmode=0;;
 163                 *bg)  hwmode=1;;
 164                 *g)   hwmode=2;;
 165                 *gst) hwmode=4;;
 166                 *lrs) hwmode=5;;
 167                 *)    hwmode=1;;
 168         esac
 169
 170         for vif in $vifs; do
 171                 config_get vif_txpower "$vif" txpower
 172
 173                 config_get mode "$vif" mode
 174                 append vif_pre_up "vif $_c" "$N"
 175                 append vif_post_up "vif $_c" "$N"
 176                 append vif_do_up "vif $_c" "$N"
 177
 178                 config_get_bool wmm "$vif" wmm "$wmm"
 179                 config_get_bool doth "$vif" doth "$doth"
 180
 181                 [ "$mode" = "sta" ] || {
 182                         config_get_bool hidden "$vif" hidden 0
 183                         append vif_pre_up "closed $hidden" "$N"
 184                         config_get_bool isolate "$vif" isolate 0
 185                         append vif_pre_up "ap_isolate $isolate" "$N"
 186                 }
 187
 188                 wsec_r=0
 189                 eap_r=0
 190                 wsec=0
 191                 auth=0
 192                 nasopts=
 193                 config_get enc "$vif" encryption
 194                 case "$enc" in
 195                         *wep*)
 196                                 wsec_r=1
 197                                 wsec=1
 198                                 defkey=1
 199                                 config_get key "$vif" key
 200                                 case "$enc" in
 201                                         *shared*) append vif_do_up "wepauth 1" "$N";;
 202                                         *) append vif_do_up "wepauth 0" "$N";;
 203                                 esac
 204                                 case "$key" in
 205                                         [1234])
 206                                                 defkey="$key"
 207                                                 for knr in 1 2 3 4; do
 208                                                         config_get k "$vif" key$knr
 209                                                         [ -n "$k" ] || continue
 210                                                         [ "$defkey" = "$knr" ] && def="=" || def=""
 211                                                         append vif_do_up "wepkey $def$knr,$k" "$N"
 212                                                 done
 213                                         ;;
 214                                         "");;
 215                                         *) append vif_do_up "wepkey =1,$key" "$N";;
 216                                 esac
 217                         ;;
 218                         *psk*)
 219                                 wsec_r=1
 220                                 config_get key "$vif" key
 221
 222                                 # psk version + default cipher
 223                                 case "$enc" in
 224                                         *mixed*|*psk+psk2*) auth=132; wsec=6;;
 225                                         *psk2*) auth=128; wsec=4;;
 226                                         *) auth=4; wsec=2;;
 227                                 esac
 228
 229                                 # cipher override
 230                                 case "$enc" in
 231                                         *tkip+aes*|*tkip+ccmp*|*aes+tkip*|*ccmp+tkip*) wsec=6;;
 232                                         *aes*|*ccmp*) wsec=4;;
 233                                         *tkip*) wsec=2;;
 234                                 esac
 235
 236                                 eval "${vif}_key=\"\$key\""
 237                                 nasopts="-k \"\$${vif}_key\""
 238                         ;;
 239                         *wpa*)
 240                                 wsec_r=1
 241                                 eap_r=1
 242                                 config_get key "$vif" key
 243                                 config_get server "$vif" server
 244                                 config_get port "$vif" port
 245
 246                                 # wpa version + default cipher
 247                                 case "$enc" in
 248                                         *mixed*|*wpa+wpa2*) auth=66; wsec=6;;
 249                                         *wpa2*) auth=64; wsec=4;;
 250                                         *) auth=2; wsec=2;;
 251                                 esac
 252
 253                                 # cipher override
 254                                 case "$enc" in
 255                                         *tkip+aes*|*tkip+ccmp*|*aes+tkip*|*ccmp+tkip*) wsec=6;;
 256                                         *aes*|*ccmp*) wsec=4;;
 257                                         *tkip*) wsec=2;;
 258                                 esac
 259
 260                                 eval "${vif}_key=\"\$key\""
 261                                 nasopts="-r \"\$${vif}_key\" -h $server -p ${port:-1812}"
 262                         ;;
 263                 esac
 264                 append vif_do_up "wsec $wsec" "$N"
 265                 append vif_do_up "wpa_auth $auth" "$N"
 266                 append vif_do_up "wsec_restrict $wsec_r" "$N"
 267                 append vif_do_up "eap_restrict $eap_r" "$N"
 268
 269                 config_get ssid "$vif" ssid
 270                 append vif_post_up "vlan_mode 0" "$N"
 271                 append vif_post_up "ssid $ssid" "$N"
 272                 append vif_do_up "ssid $ssid" "$N"
 273
 274                 [ "$mode" = "monitor" ] && {
 275                         append vif_post_up "monitor $monitor" "$N"
 276                 }
 277
 278                 [ "$mode" = "adhoc" ] && {
 279                         config_get bssid "$vif" bssid
 280                         [ -n "$bssid" ] && {
 281                                 append vif_pre_up "bssid $bssid" "$N"
 282                                 append vif_pre_up "ibss_merge 0" "$N"
 283                         } || {
 284                                 append vif_pre_up "ibss_merge 1" "$N"
 285                         }
 286                 }
 287
 288                 append vif_post_up "enabled 1" "$N"
 289
 290                 config_get ifname "$vif" ifname
 291                 #append if_up "ifconfig $ifname up" ";$N"
 292
 293                 local net_cfg
 294                 net_cfg="$(find_net_config "$vif")"
 295                 [ -z "$net_cfg" ] || {
 296                         append if_up "set_wifi_up '$vif' '$ifname'" ";$N"
 297                         append if_up "start_net '$ifname' '$net_cfg'" ";$N"
 298                 }
 299                 [ -z "$nasopts" ] || {
 300                         eval "${vif}_ssid=\"\$ssid\""
 301                         nas_mode="-A"
 302                         [ "$mode" = "sta" ] && nas_mode="-S"
 303                         [ -z "$nas" ] || {
 304                                 nas_cmd="${nas_cmd:+$nas_cmd$N}start-stop-daemon -S -b -p /var/run/nas.$ifname.pid -x $nas -- -P /var/run/nas.$ifname.pid -H 34954 -i $ifname $nas_mode -m $auth -w $wsec -s \"\$${vif}_ssid\" -g 3600 -F $nasopts"
 305                         }
 306                 }
 307                 _c=$(($_c + 1))
 308         done
 309         killall -KILL nas >&- 2>&-
 310         wlc ifname "$device" stdin <<EOF
 311 $ifdown
 312
 313 gmode ${hwmode:-1}
 314 apsta $apsta
 315 ap $ap
 316 ${mssid:+mssid $mssid}
 317 infra $infra
 318 ${wet:+wet 1}
 319 802.11d 0
 320 802.11h ${doth:-0}
 321 wme ${wmm:-0}
 322 rxant ${rxantenna:-3}
 323 txant ${txantenna:-3}
 324 fragthresh ${frag:-2346}
 325 rtsthresh ${rts:-2347}
 326 monitor ${monitor:-0}
 327
 328 radio ${radio:-1}
 329 macfilter ${macfilter:-0}
 330 maclist ${maclist:-none}
 331 wds none
 332 ${wds:+wds $wds}
 333 country ${country:-US}
 334 ${channel:+channel $channel}
 335 maxassoc ${maxassoc:-128}
 336 slottime ${slottime:--1}
 337 ${frameburst:+frameburst $frameburst}
 338
 339 $vif_pre_up
 340 up
 341 $vif_post_up
 342 EOF
 343         eval "$if_up"
 344         wlc ifname "$device" stdin <<EOF
 345 $vif_do_up
 346 EOF
 347
 348         # use vif_txpower (from last wifi-iface) instead of txpower (from
 349         # wifi-device) if the latter does not exist
 350         txpower=${txpower:-$vif_txpower}
 351         [ -z "$txpower" ] || iwconfig $device txpower ${txpower}dBm
 352
 353         eval "$nas_cmd"
 354 }
 355
 356
 357 detect_broadcom() {
 358         local i=-1
 359
 360         while grep -qs "^ *wl$((++i)):" /proc/net/dev; do
 361                 config_get type wl${i} type
 362                 [ "$type" = broadcom ] && continue
 363                 cat <<EOF
 364 config wifi-device  wl${i}
 365         option type     broadcom
 366         option channel  5
 367
 368         # REMOVE THIS LINE TO ENABLE WIFI:
 369         option disabled 1
 370
 371 config wifi-iface
 372         option device   wl${i}
 373         option network  lan
 374         option mode     ap
 375         option ssid     OpenWrt${i#0}
 376         option encryption none
 377
 378 EOF
 379         done
 380 }