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         ifconfig wl0 down
  79 }
  80
  81 enable_broadcom() {
  82         local _c
  83         config_get channel "$device" channel
  84         config_get country "$device" country
  85         config_get maxassoc "$device" maxassoc
  86
  87         _c=0
  88         nas="$(which nas)"
  89         nas_cmd=
  90         if_up=
  91         for vif in ${adhoc_if:-$sta_if $ap_if}; do
  92                 append vif_pre_up "vif $_c" "$N"
  93                 append vif_post_up "vif $_c" "$N"
  94
  95                 [ "$vif" = "$sta_if" ] || {
  96                         config_get_bool hidden "$vif" hidden 1
  97                         append vif_pre_up "closed $hidden" "$N"
  98                         config_get_bool isolate "$vif" isolate
  99                         append vif_pre_up "ap_isolate $hidden" "$N"
 100                 }
 101
 102                 wsec_r=0
 103                 eap_r=0
 104                 wsec=0
 105                 auth=0
 106                 nasopts=
 107                 config_get enc "$vif" encryption
 108                 case "$enc" in
 109                         WEP|wep)
 110                                 wsec_r=1
 111                         ;;
 112                         *psk*|*PSK*)
 113                                 wsec_r=1
 114                                 config_get key "$vif" key
 115                                 case "$enc" in
 116                                         wpa2*|WPA2*|PSK2*|psk2*) auth=128; wsec=4;;
 117                                         *) auth=4; crypto=2;;
 118                                 esac
 119                                 eval "${vif}_key=\"\$key\""
 120                                 nasopts="-k \"\$${vif}_key\""
 121                         ;;
 122                         *wpa*|*WPA*)
 123                                 wsec_r=1
 124                                 eap_r=1
 125                                 config_get key "$vif" key
 126                                 config_get server "$vif" server
 127                                 config_get port "$vif" port
 128                                 case "$enc" in
 129                                         wpa2*|WPA2*) auth=64; wsec=4;;
 130                                         *) auth=2; crypto=2;;
 131                                 esac
 132                                 eval "${vif}_key=\"\$key\""
 133                                 nasopts="-r \"\$${vif}_key\" -h $server -p $port"
 134                         ;;
 135                 esac
 136                 append vif_post_up "wsec $wsec" "$N"
 137                 append vif_post_up "wpa_auth $auth" "$N"
 138                 append vif_post_up "wsec_restrict $wsec_r" "$N"
 139                 append vif_post_up "eap_restrict $eap_r" "$N"
 140
 141                 config_get ssid "$vif" ssid
 142                 append vif_post_up "vlan_mode 0"
 143                 append vif_post_up "ssid $ssid" "$N"
 144                 append vif_post_up "enabled 1" "$N"
 145
 146                 config_get ifname "$vif" ifname
 147                 append if_up "ifconfig $ifname up" ";$N"
 148                 [ -z "$nasopts" ] || {
 149                         bridge="$(bridge_interface "$ifname")"
 150                         eval "${vif}_ssid=\"\$ssid\""
 151                         mode="-A"
 152                         [ "$vif" = "$sta_if" ] && mode="-S"
 153                         [ -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 $nasopts &"
 154                 }
 155                 _c=$(($_c + 1))
 156         done
 157         killall -KILL nas >&- 2>&-
 158         wlc stdin <<EOF
 159 $ifdown
 160
 161 mssid $mssid
 162 ap $ap
 163 apsta $apsta
 164 infra $infra
 165 ${wet:+wet 1}
 166
 167 radio ${radio:-1}
 168 macfilter 0
 169 maclist none
 170 wds none
 171 channel ${channel:-0}
 172 country ${country:-IL0}
 173 maxassoc ${maxassoc:-128}
 174
 175 $vif_pre_up
 176 up
 177 $vif_post_up
 178 EOF
 179         eval "$nas_cmd"
 180         eval "$if_up"
 181 }
 182
 183
 184 detect_broadcom() {
 185         [ -f /proc/net/wl0 ] || return
 186         config_get type wl0 type
 187         [ "$type" = broadcom ] && return
 188         cat <<EOF
 189 config wifi-device  wl0
 190         option type     broadcom
 191         option channel  5
 192
 193 config wifi-iface
 194         option device   wl0
 195         option mode     ap
 196         option ssid     OpenWrt
 197         option hidden   0
 198         option encryption none
 199
 200 EOF
 201 }