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

   1 append DRIVERS "broadcom"
   2
   3 bridge_interface() {
   4         (
   5                 . /etc/functions.sh
   6                 include network
   7                 scan_interfaces
   8                 cfg="$(find_config "$1")"
   9                 [ -z "$cfg" ] && return 0
  10                 config_get iftype "$cfg" type
  11                 [ "$iftype" = bridge ] && config_get "$iftype" bridge
  12         )
  13 }
  14
  15 scan_broadcom() {
  16         local device="$1"
  17
  18         config_get vifs "$device" vifs
  19         for vif in $vifs; do
  20                 config_get mode "$vif" mode
  21                 case "$mode" in
  22                         adhoc)
  23                                 adhoc=1
  24                                 adhoc_if="$vif"
  25                         ;;
  26                         sta)
  27                                 sta=1
  28                                 sta_if="$vif"
  29                         ;;
  30                         ap)
  31                                 ap=1
  32                                 ap_if="${ap_if:+$ap_if }$vif"
  33                         ;;
  34                         *) echo "$device($vif): Invalid mode";;
  35                 esac
  36         done
  37
  38         local _c=
  39         for vif in ${adhoc_if:-$sta_if $ap_if}; do
  40                 config_set "$vif" ifname "wl0${_c:+.$_c}"
  41                 _c=$((${_c:-0} + 1))
  42         done
  43
  44         ifdown="down"
  45         for vif in 0 1 2 3; do
  46                 append ifdown "vif $vif" "$N"
  47                 append ifdown "enabled 0" "$N"
  48         done
  49
  50         ap=1
  51         infra=1
  52         mssid=1
  53         apsta=0
  54         radio=1
  55         case "$adhoc:$sta:$ap" in
  56                 1*)
  57                         ap=0
  58                         mssid=0
  59                         infra=0
  60                 ;;
  61                 :1:1)
  62                         apsta=1
  63                         wet=1
  64                 ;;
  65                 :1:)
  66                         wet=1
  67                         ap=0
  68                         mssid=0
  69                 ;;
  70                 ::)
  71                         radio=0
  72                 ;;
  73         esac
  74 }
  75
  76 disable_broadcom() {
  77         wlc down
  78         (
  79                 include /lib/network
  80
  81                 # make sure the interfaces are down and removed from all bridges
  82                 for dev in wl0 wl0.1 wl0.2 wl0.3; do
  83                         ifconfig "$dev" down 2>/dev/null >/dev/null && {
  84                                 unbridge "$dev"
  85                         }
  86                 done
  87         )
  88 }
  89
  90 enable_broadcom() {
  91         local _c
  92         config_get channel "$device" channel
  93         config_get country "$device" country
  94         config_get maxassoc "$device" maxassoc
  95
  96         _c=0
  97         nas="$(which nas)"
  98         nas_cmd=
  99         if_up=
 100         for vif in ${adhoc_if:-$sta_if $ap_if}; do
 101                 append vif_pre_up "vif $_c" "$N"
 102                 append vif_post_up "vif $_c" "$N"
 103
 104                 [ "$vif" = "$sta_if" ] || {
 105                         config_get_bool hidden "$vif" hidden 1
 106                         append vif_pre_up "closed $hidden" "$N"
 107                         config_get_bool isolate "$vif" isolate
 108                         append vif_pre_up "ap_isolate $hidden" "$N"
 109                 }
 110
 111                 wsec_r=0
 112                 eap_r=0
 113                 wsec=0
 114                 auth=0
 115                 nasopts=
 116                 config_get enc "$vif" encryption
 117                 case "$enc" in
 118                         WEP|wep)
 119                                 wsec_r=1
 120                         ;;
 121                         *psk*|*PSK*)
 122                                 wsec_r=1
 123                                 config_get key "$vif" key
 124                                 case "$enc" in
 125                                         wpa2*|WPA2*|PSK2*|psk2*) auth=128; wsec=4;;
 126                                         *) auth=4; crypto=2;;
 127                                 esac
 128                                 eval "${vif}_key=\"\$key\""
 129                                 nasopts="-k \"\$${vif}_key\""
 130                         ;;
 131                         *wpa*|*WPA*)
 132                                 wsec_r=1
 133                                 eap_r=1
 134                                 config_get key "$vif" key
 135                                 config_get server "$vif" server
 136                                 config_get port "$vif" port
 137                                 case "$enc" in
 138                                         wpa2*|WPA2*) auth=64; wsec=4;;
 139                                         *) auth=2; crypto=2;;
 140                                 esac
 141                                 eval "${vif}_key=\"\$key\""
 142                                 nasopts="-r \"\$${vif}_key\" -h $server -p $port"
 143                         ;;
 144                 esac
 145                 append vif_post_up "wsec $wsec" "$N"
 146                 append vif_post_up "wpa_auth $auth" "$N"
 147                 append vif_post_up "wsec_restrict $wsec_r" "$N"
 148                 append vif_post_up "eap_restrict $eap_r" "$N"
 149
 150                 config_get ssid "$vif" ssid
 151                 append vif_post_up "vlan_mode 0"
 152                 append vif_post_up "ssid $ssid" "$N"
 153                 append vif_post_up "enabled 1" "$N"
 154
 155                 config_get ifname "$vif" ifname
 156                 append if_up "ifconfig $ifname up" ";$N"
 157                 [ -z "$nasopts" ] || {
 158                         bridge="$(bridge_interface "$ifname")"
 159                         eval "${vif}_ssid=\"\$ssid\""
 160                         mode="-A"
 161                         [ "$vif" = "$sta_if" ] && mode="-S"
 162                         [ -z "$nas" ] || nas_cmd="${nas_cmd:+$nas_cmd$N}$nas -P /var/run/nas.$ifname.pid -H 34954 ${bridge:+ -l $bridge} -i $ifname $mode -m $auth -w $crypto -s \"\$${vif}_ssid\" -g 3600 $nasopts &"
 163                 }
 164                 _c=$(($_c + 1))
 165         done
 166         killall -KILL nas >&- 2>&-
 167         wlc stdin <<EOF
 168 $ifdown
 169
 170 mssid $mssid
 171 ap $ap
 172 apsta $apsta
 173 infra $infra
 174 ${wet:+wet 1}
 175
 176 radio ${radio:-1}
 177 macfilter 0
 178 maclist none
 179 wds none
 180 channel ${channel:-0}
 181 country ${country:-IL0}
 182 maxassoc ${maxassoc:-128}
 183
 184 $vif_pre_up
 185 up
 186 $vif_post_up
 187 EOF
 188         eval "$nas_cmd"
 189         eval "$if_up"
 190 }
 191
 192
 193 detect_broadcom() {
 194         [ -f /proc/net/wl0 ] || return
 195         config_get type wl0 type
 196         [ "$type" = broadcom ] && return
 197         cat <<EOF
 198 config wifi-device  wl0
 199         option type     broadcom
 200         option channel  5
 201
 202 config wifi-iface
 203         option device   wl0
 204         option mode     ap
 205         option ssid     OpenWrt
 206         option hidden   0
 207         option encryption none
 208
 209 EOF
 210 }