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         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         local device="$1"
  97         set_wifi_down "$device"
  98         wlc ifname "$device" down
  99         (
 100                 include /lib/network
 101
 102                 # make sure the interfaces are down and removed from all bridges
 103                 for dev in $device ${device}.1 ${device}.2 ${device}.3; do
 104                         ifconfig "$dev" down 2>/dev/null >/dev/null && {
 105                                 unbridge "$dev"
 106                         }
 107                 done
 108         )
 109         true
 110 }
 111
 112 enable_broadcom() {
 113         local device="$1"
 114         local _c
 115         config_get channel "$device" channel
 116         config_get country "$device" country
 117         config_get maxassoc "$device" maxassoc
 118         config_get wds "$device" wds
 119         config_get vifs "$device" vifs
 120         config_get distance "$device" distance
 121         config_get slottime "$device" slottime
 122         config_get rxantenna "$device" rxantenna
 123         config_get txantenna "$device" txantenna
 124         config_get_bool frameburst "$device" frameburst
 125         config_get macfilter "$device" macfilter
 126         config_get maclist "$device" maclist
 127         config_get macaddr "$device" macaddr
 128         config_get txpower "$device" txpower
 129         config_get frag "$device" frag
 130         config_get rts "$device" rts
 131         config_get hwmode "$device" hwmode
 132         local vif_pre_up vif_post_up vif_do_up vif_txpower
 133         local doth=0
 134         local wmm=0
 135
 136         _c=0
 137         nas="$(which nas)"
 138         nas_cmd=
 139         if_up=
 140
 141         [ -z "$slottime" ] && {
 142                 [ -n "$distance" ] && {
 143                         # slottime = 9 + (distance / 150) + (distance % 150 ? 1 : 0)
 144                         slottime="$((9 + ($distance / 150) + 1 - (150 - ($distance % 150)) / 150 ))"
 145                 }
 146         } || {
 147                 slottime="${slottime:--1}"
 148         }
 149
 150         case "$macfilter" in
 151                 allow|2)
 152                         macfilter=2;
 153                 ;;
 154                 deny|1)
 155                         macfilter=1;
 156                 ;;
 157                 disable|none|0)
 158                         macfilter=0;
 159                 ;;
 160         esac
 161
 162         case "$hwmode" in
 163                 *b)   hwmode=0;;
 164                 *bg)  hwmode=1;;
 165                 *g)   hwmode=2;;
 166                 *gst) hwmode=4;;
 167                 *lrs) hwmode=5;;
 168                 *)    hwmode=1;;
 169         esac
 170
 171         for vif in $vifs; do
 172                 config_get vif_txpower "$vif" txpower
 173
 174                 config_get mode "$vif" mode
 175                 append vif_pre_up "vif $_c" "$N"
 176                 append vif_post_up "vif $_c" "$N"
 177                 append vif_do_up "vif $_c" "$N"
 178
 179                 config_get_bool wmm "$vif" wmm "$wmm"
 180                 config_get_bool doth "$vif" doth "$doth"
 181
 182                 [ "$mode" = "sta" ] || {
 183                         config_get_bool hidden "$vif" hidden 0
 184                         append vif_pre_up "closed $hidden" "$N"
 185                         config_get_bool isolate "$vif" isolate 0
 186                         append vif_pre_up "ap_isolate $isolate" "$N"
 187                 }
 188
 189                 wsec_r=0
 190                 eap_r=0
 191                 wsec=0
 192                 auth=0
 193                 nasopts=
 194                 config_get enc "$vif" encryption
 195                 case "$enc" in
 196                         *WEP*|*wep*)
 197                                 wsec_r=1
 198                                 wsec=1
 199                                 defkey=1
 200                                 config_get key "$vif" key
 201                                 case "$enc" in
 202                                         *shared*) append vif_do_up "wepauth 1" "$N";;
 203                                         *) append vif_do_up "wepauth 0" "$N";;
 204                                 esac
 205                                 case "$key" in
 206                                         [1234])
 207                                                 defkey="$key"
 208                                                 for knr in 1 2 3 4; do
 209                                                         config_get k "$vif" key$knr
 210                                                         [ -n "$k" ] || continue
 211                                                         [ "$defkey" = "$knr" ] && def="=" || def=""
 212                                                         append vif_do_up "wepkey $def$knr,$k" "$N"
 213                                                 done
 214                                         ;;
 215                                         "");;
 216                                         *) append vif_do_up "wepkey =1,$key" "$N";;
 217                                 esac
 218                         ;;
 219                         *psk*|*PSK*)
 220                                 wsec_r=1
 221                                 config_get key "$vif" key
 222                                 case "$enc" in
 223                                         wpa*+wpa2*|WPA*+WPA2*|*psk+*psk2|*PSK+*PSK2) auth=132; wsec=6;;
 224                                         wpa2*|WPA2*|*PSK2|*psk2) auth=128; wsec=4;;
 225                                         *aes|*AES) auth=4; wsec=4;;
 226                                         *) auth=4; wsec=2;;
 227                                 esac
 228                                 eval "${vif}_key=\"\$key\""
 229                                 nasopts="-k \"\$${vif}_key\""
 230                         ;;
 231                         *wpa*|*WPA*)
 232                                 wsec_r=1
 233                                 eap_r=1
 234                                 config_get key "$vif" key
 235                                 config_get server "$vif" server
 236                                 config_get port "$vif" port
 237                                 case "$enc" in
 238                                         wpa*+wpa2*|WPA*+WPA2*) auth=66; wsec=6;;
 239                                         wpa2*|WPA2*) auth=64; wsec=4;;
 240                                         *) auth=2; wsec=2;;
 241                                 esac
 242                                 eval "${vif}_key=\"\$key\""
 243                                 nasopts="-r \"\$${vif}_key\" -h $server -p ${port:-1812}"
 244                         ;;
 245                 esac
 246                 append vif_do_up "wsec $wsec" "$N"
 247                 append vif_do_up "wpa_auth $auth" "$N"
 248                 append vif_do_up "wsec_restrict $wsec_r" "$N"
 249                 append vif_do_up "eap_restrict $eap_r" "$N"
 250
 251                 config_get ssid "$vif" ssid
 252                 append vif_post_up "vlan_mode 0" "$N"
 253                 append vif_post_up "ssid $ssid" "$N"
 254                 append vif_do_up "ssid $ssid" "$N"
 255
 256                 [ "$mode" = "monitor" ] && {
 257                         append vif_post_up "monitor $monitor" "$N"
 258                         append vif_post_up "passive $passive" "$N"
 259                 }
 260
 261                 [ "$mode" = "adhoc" ] && {
 262                         config_get bssid "$vif" bssid
 263                         [ -n "$bssid" ] && {
 264                                 append vif_pre_up "des_bssid $bssid" "$N"
 265                                 append vif_pre_up "allow_mode 1" "$N"
 266                         }
 267                 } || append vif_pre_up "allow_mode 0" "$N"
 268
 269                 append vif_post_up "enabled 1" "$N"
 270
 271                 config_get ifname "$vif" ifname
 272                 #append if_up "ifconfig $ifname up" ";$N"
 273
 274                 local net_cfg bridge
 275                 net_cfg="$(find_net_config "$vif")"
 276                 [ -z "$net_cfg" ] || {
 277                         bridge="$(bridge_interface "$net_cfg")"
 278                         append if_up "set_wifi_up '$vif' '$ifname'" ";$N"
 279                         append if_up "start_net '$ifname' '$net_cfg' \$(wlc ifname '$ifname' bssid)" ";$N"
 280                 }
 281                 [ -z "$nasopts" ] || {
 282                         eval "${vif}_ssid=\"\$ssid\""
 283                         nas_mode="-A"
 284                         use_nas=1
 285                         [ "$mode" = "sta" ] && {
 286                                 nas_mode="-S"
 287                                 [ -z "$bridge" ] || {
 288                                         append vif_post_up "supplicant 1" "$N"
 289                                         append vif_post_up "passphrase $key" "$N"
 290
 291                                         use_nas=0
 292                                 }
 293                         }
 294                         [ -z "$nas" -o "$use_nas" = "0" ] || {
 295                                 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 ${bridge:+ -l $bridge} -i $ifname $nas_mode -m $auth -w $wsec -s \"\$${vif}_ssid\" -g 3600 $nasopts"
 296                         }
 297                 }
 298                 _c=$(($_c + 1))
 299         done
 300         killall -KILL nas >&- 2>&-
 301         wlc ifname "$device" stdin <<EOF
 302 $ifdown
 303
 304 gmode ${hwmode:-1}
 305 apsta $apsta
 306 ap $ap
 307 ${mssid:+mssid $mssid}
 308 infra $infra
 309 ${wet:+wet 1}
 310 802.11d 0
 311 802.11h ${doth:-0}
 312 wme ${wmm:-0}
 313 rxant ${rxantenna:-3}
 314 txant ${txantenna:-3}
 315 fragthresh ${frag:-2346}
 316 rtsthresh ${rts:-2347}
 317 monitor ${monitor:-0}
 318 passive ${passive:-0}
 319
 320 radio ${radio:-1}
 321 macfilter ${macfilter:-0}
 322 maclist ${maclist:-none}
 323 wds none
 324 ${wds:+wds $wds}
 325 country ${country:-IL0}
 326 ${channel:+channel $channel}
 327 maxassoc ${maxassoc:-128}
 328 slottime ${slottime:--1}
 329 ${frameburst:+frameburst $frameburst}
 330
 331 $vif_pre_up
 332 up
 333 $vif_post_up
 334 EOF
 335         eval "$if_up"
 336         wlc ifname "$device" stdin <<EOF
 337 $vif_do_up
 338 EOF
 339
 340         # use vif_txpower (from last wifi-iface) instead of txpower (from
 341         # wifi-device) if the latter does not exist
 342         txpower=${txpower:-$vif_txpower}
 343         [ -z "$txpower" ] || iwconfig $device txpower ${txpower}dBm
 344
 345         eval "$nas_cmd"
 346 }
 347
 348
 349 detect_broadcom() {
 350         local i=-1
 351
 352         while [ -f /proc/net/wl$((++i)) ]; do
 353                 config_get type wl${i} type
 354                 [ "$type" = broadcom ] && continue
 355                 cat <<EOF
 356 config wifi-device  wl${i}
 357         option type     broadcom
 358         option channel  5
 359
 360         # REMOVE THIS LINE TO ENABLE WIFI:
 361         option disabled 1
 362
 363 config wifi-iface
 364         option device   wl${i}
 365         option network  lan
 366         option mode     ap
 367         option ssid     OpenWrt${i#0}
 368         option encryption none
 369
 370 EOF
 371         done
 372 }