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

   1 append DRIVERS "broadcom"
   2
   3 find_vif_config() {(
   4         local vif="$1"
   5         local cfg
   6         local ifname
   7
   8         config_get cfg "$vif" network
   9
  10         [ -z "$cfg" ] && {
  11                 include /lib/network
  12                 scan_interfaces
  13
  14                 config_get ifname "$vif" ifnamea
  15
  16                 cfg="$(find_config "$ifname")"
  17         }
  18         [ -z "$cfg" ] && return 0
  19         echo "$cfg"
  20 )}
  21
  22 bridge_interface() {(
  23         local cfg="$1"
  24         [ -z "$cfg" ] && return 0
  25
  26         include /lib/network
  27         scan_interfaces
  28
  29         config_get iftype "$cfg" type
  30         [ "$iftype" = bridge ] && config_get "$iftype" ifname
  31 )}
  32
  33 scan_broadcom() {
  34         local device="$1"
  35
  36         config_get vifs "$device" vifs
  37         for vif in $vifs; do
  38                 config_get mode "$vif" mode
  39                 case "$mode" in
  40                         adhoc)
  41                                 adhoc=1
  42                                 adhoc_if="$vif"
  43                         ;;
  44                         sta)
  45                                 sta=1
  46                                 sta_if="$vif"
  47                         ;;
  48                         ap)
  49                                 ap=1
  50                                 ap_if="${ap_if:+$ap_if }$vif"
  51                         ;;
  52                         *) echo "$device($vif): Invalid mode";;
  53                 esac
  54         done
  55
  56         local _c=
  57         for vif in ${adhoc_if:-$sta_if $ap_if}; do
  58                 config_set "$vif" ifname "wl0${_c:+.$_c}"
  59                 _c=$((${_c:-0} + 1))
  60         done
  61
  62         ifdown="down"
  63         for vif in 0 1 2 3; do
  64                 append ifdown "vif $vif" "$N"
  65                 append ifdown "enabled 0" "$N"
  66         done
  67
  68         ap=1
  69         infra=1
  70         mssid=1
  71         apsta=0
  72         radio=1
  73         case "$adhoc:$sta:$ap" in
  74                 1*)
  75                         ap=0
  76                         mssid=0
  77                         infra=0
  78                 ;;
  79                 :1:1)
  80                         apsta=1
  81                         wet=1
  82                 ;;
  83                 :1:)
  84                         wet=1
  85                         ap=0
  86                         mssid=0
  87                 ;;
  88                 ::)
  89                         radio=0
  90                 ;;
  91         esac
  92 }
  93
  94 disable_broadcom() {
  95         wlc down
  96         (
  97                 include /lib/network
  98
  99                 # make sure the interfaces are down and removed from all bridges
 100                 for dev in wl0 wl0.1 wl0.2 wl0.3; do
 101                         ifconfig "$dev" down 2>/dev/null >/dev/null && {
 102                                 unbridge "$dev"
 103                         }
 104                 done
 105         )
 106 }
 107
 108 enable_broadcom() {
 109         local _c
 110         config_get channel "$device" channel
 111         config_get country "$device" country
 112         config_get maxassoc "$device" maxassoc
 113
 114         _c=0
 115         nas="$(which nas)"
 116         nas_cmd=
 117         if_up=
 118         for vif in ${adhoc_if:-$sta_if $ap_if}; do
 119                 append vif_pre_up "vif $_c" "$N"
 120                 append vif_post_up "vif $_c" "$N"
 121
 122                 [ "$vif" = "$sta_if" ] || {
 123                         config_get_bool hidden "$vif" hidden 1
 124                         append vif_pre_up "closed $hidden" "$N"
 125                         config_get_bool isolate "$vif" isolate
 126                         append vif_pre_up "ap_isolate $hidden" "$N"
 127                 }
 128
 129                 wsec_r=0
 130                 eap_r=0
 131                 wsec=0
 132                 auth=0
 133                 nasopts=
 134                 config_get enc "$vif" encryption
 135                 case "$enc" in
 136                         WEP|wep)
 137                                 wsec_r=1
 138                         ;;
 139                         *psk*|*PSK*)
 140                                 wsec_r=1
 141                                 config_get key "$vif" key
 142                                 case "$enc" in
 143                                         wpa2*|WPA2*|PSK2*|psk2*) auth=128; wsec=4;;
 144                                         *) auth=4; crypto=2;;
 145                                 esac
 146                                 eval "${vif}_key=\"\$key\""
 147                                 nasopts="-k \"\$${vif}_key\""
 148                         ;;
 149                         *wpa*|*WPA*)
 150                                 wsec_r=1
 151                                 eap_r=1
 152                                 config_get key "$vif" key
 153                                 config_get server "$vif" server
 154                                 config_get port "$vif" port
 155                                 case "$enc" in
 156                                         wpa2*|WPA2*) auth=64; wsec=4;;
 157                                         *) auth=2; crypto=2;;
 158                                 esac
 159                                 eval "${vif}_key=\"\$key\""
 160                                 nasopts="-r \"\$${vif}_key\" -h $server -p $port"
 161                         ;;
 162                 esac
 163                 append vif_post_up "wsec $wsec" "$N"
 164                 append vif_post_up "wpa_auth $auth" "$N"
 165                 append vif_post_up "wsec_restrict $wsec_r" "$N"
 166                 append vif_post_up "eap_restrict $eap_r" "$N"
 167
 168                 config_get ssid "$vif" ssid
 169                 append vif_post_up "vlan_mode 0"
 170                 append vif_post_up "ssid $ssid" "$N"
 171                 append vif_post_up "enabled 1" "$N"
 172
 173                 config_get ifname "$vif" ifname
 174                 append if_up "ifconfig $ifname up" ";$N"
 175                 net_cfg="$(find_vif_config "$vif")"
 176                 [ -z "$net_cfg" ] || {
 177                         bridge="$(bridge_interface "$net_cfg")"
 178                         append if_up "start_net '$ifname' '$net_cfg'" ";$N"
 179                 }
 180                 [ -z "$nasopts" ] || {
 181                         eval "${vif}_ssid=\"\$ssid\""
 182                         mode="-A"
 183                         [ "$vif" = "$sta_if" ] && mode="-S"
 184                         [ -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 $nasopts &"
 185                 }
 186                 _c=$(($_c + 1))
 187         done
 188         killall -KILL nas >&- 2>&-
 189         wlc stdin <<EOF
 190 $ifdown
 191
 192 mssid $mssid
 193 ap $ap
 194 apsta $apsta
 195 infra $infra
 196 ${wet:+wet 1}
 197
 198 radio ${radio:-1}
 199 macfilter 0
 200 maclist none
 201 wds none
 202 channel ${channel:-0}
 203 country ${country:-IL0}
 204 maxassoc ${maxassoc:-128}
 205
 206 $vif_pre_up
 207 up
 208 $vif_post_up
 209 EOF
 210         eval "$if_up"
 211         eval "$nas_cmd"
 212 }
 213
 214
 215 detect_broadcom() {
 216         [ -f /proc/net/wl0 ] || return
 217         config_get type wl0 type
 218         [ "$type" = broadcom ] && return
 219         cat <<EOF
 220 config wifi-device  wl0
 221         option type     broadcom
 222         option channel  5
 223
 224 config wifi-iface
 225         option device   wl0
 226         option mode     ap
 227         option ssid     OpenWrt
 228         option hidden   0
 229         option encryption none
 230
 231 EOF
 232 }