aboutsummaryrefslogtreecommitdiffstats
path: root/package/kernel/broadcom-wl/files/lib/wifi
diff options
context:
space:
mode:
Diffstat (limited to 'package/kernel/broadcom-wl/files/lib/wifi')
-rw-r--r--package/kernel/broadcom-wl/files/lib/wifi/broadcom.sh395
1 files changed, 395 insertions, 0 deletions
diff --git a/package/kernel/broadcom-wl/files/lib/wifi/broadcom.sh b/package/kernel/broadcom-wl/files/lib/wifi/broadcom.sh
new file mode 100644
index 0000000000..72b85aaf88
--- /dev/null
+++ b/package/kernel/broadcom-wl/files/lib/wifi/broadcom.sh
@@ -0,0 +1,395 @@
+append DRIVERS "broadcom"
+
+scan_broadcom() {
+ local device="$1"
+ local wds
+ local adhoc sta apmode mon disabled
+ local adhoc_if sta_if ap_if mon_if
+ local _c=0
+
+ config_get vifs "$device" vifs
+ for vif in $vifs; do
+ config_get_bool disabled "$vif" disabled 0
+ [ $disabled -eq 0 ] || continue
+
+ config_get mode "$vif" mode
+ _c=$(($_c + 1))
+ case "$mode" in
+ adhoc)
+ adhoc=1
+ adhoc_if="$vif"
+ ;;
+ sta)
+ sta=1
+ sta_if="$vif"
+ ;;
+ ap)
+ apmode=1
+ ap_if="${ap_if:+$ap_if }$vif"
+ ;;
+ wds)
+ config_get addr "$vif" bssid
+ [ -z "$addr" ] || {
+ addr=$(echo "$addr" | tr 'A-F' 'a-f')
+ append wds "$addr"
+ }
+ ;;
+ monitor)
+ mon=1
+ mon_if="$vif"
+ ;;
+ *) echo "$device($vif): Invalid mode";;
+ esac
+ done
+ config_set "$device" wds "$wds"
+
+ local _c=
+ for vif in ${adhoc_if:-$sta_if $ap_if $mon_if}; do
+ config_set "$vif" ifname "${device}${_c:+.$_c}"
+ _c=$((${_c:-0} + 1))
+ done
+ config_set "$device" vifs "${adhoc_if:-$sta_if $ap_if $mon_if}"
+
+ ifdown="down"
+ for vif in 0 1 2 3; do
+ append ifdown "vif $vif" "$N"
+ append ifdown "enabled 0" "$N"
+ done
+
+ ap=1
+ infra=1
+ if [ "$_c" -gt 1 ]; then
+ mssid=1
+ else
+ mssid=
+ fi
+ apsta=0
+ radio=1
+ monitor=0
+ case "$adhoc:$sta:$apmode:$mon" in
+ 1*)
+ ap=0
+ mssid=
+ infra=0
+ ;;
+ :1:1:)
+ apsta=1
+ wet=1
+ ;;
+ :1::)
+ wet=1
+ ap=0
+ mssid=
+ ;;
+ :::1)
+ wet=1
+ ap=0
+ mssid=
+ monitor=1
+ ;;
+ ::)
+ radio=0
+ ;;
+ esac
+}
+
+disable_broadcom() {
+ local device="$1"
+ set_wifi_down "$device"
+ wlc ifname "$device" down
+ wlc ifname "$device" bssid `wlc ifname "$device" default_bssid`
+ (
+ include /lib/network
+
+ # make sure the interfaces are down and removed from all bridges
+ for dev in $device ${device}.1 ${device}.2 ${device}.3; do
+ ifconfig "$dev" down 2>/dev/null >/dev/null && {
+ unbridge "$dev"
+ }
+ done
+ )
+ true
+}
+
+enable_broadcom() {
+ local device="$1"
+ local _c
+ config_get channel "$device" channel
+ config_get country "$device" country
+ config_get maxassoc "$device" maxassoc
+ config_get wds "$device" wds
+ config_get vifs "$device" vifs
+ config_get distance "$device" distance
+ config_get slottime "$device" slottime
+ config_get rxantenna "$device" rxantenna
+ config_get txantenna "$device" txantenna
+ config_get_bool frameburst "$device" frameburst
+ config_get macfilter "$device" macfilter
+ config_get maclist "$device" maclist
+ config_get macaddr "$device" macaddr
+ config_get txpower "$device" txpower
+ config_get frag "$device" frag
+ config_get rts "$device" rts
+ config_get hwmode "$device" hwmode
+ local vif_pre_up vif_post_up vif_do_up vif_txpower
+ local doth=0
+ local wmm=1
+
+ _c=0
+ nas="$(which nas)"
+ nas_cmd=
+ if_up=
+
+ [ -z "$slottime" ] && {
+ [ -n "$distance" ] && {
+ # slottime = 9 + (distance / 150) + (distance % 150 ? 1 : 0)
+ slottime="$((9 + ($distance / 150) + 1 - (150 - ($distance % 150)) / 150 ))"
+ }
+ } || {
+ slottime="${slottime:--1}"
+ }
+
+ case "$macfilter" in
+ allow|2)
+ macfilter=2;
+ ;;
+ deny|1)
+ macfilter=1;
+ ;;
+ disable|none|0)
+ macfilter=0;
+ ;;
+ esac
+
+ case "$hwmode" in
+ *b) hwmode=0;;
+ *bg) hwmode=1;;
+ *g) hwmode=2;;
+ *gst) hwmode=4;;
+ *lrs) hwmode=5;;
+ *) hwmode=1;;
+ esac
+
+ for vif in $vifs; do
+ config_get vif_txpower "$vif" txpower
+
+ config_get mode "$vif" mode
+ append vif_pre_up "vif $_c" "$N"
+ append vif_post_up "vif $_c" "$N"
+ append vif_do_up "vif $_c" "$N"
+
+ config_get_bool wmm "$vif" wmm "$wmm"
+ config_get_bool doth "$vif" doth "$doth"
+
+ [ "$mode" = "sta" ] || {
+ config_get_bool hidden "$vif" hidden 0
+ append vif_pre_up "closed $hidden" "$N"
+ config_get_bool isolate "$vif" isolate 0
+ append vif_pre_up "ap_isolate $isolate" "$N"
+ }
+
+ wsec_r=0
+ eap_r=0
+ wsec=0
+ auth=0
+ nasopts=
+ config_get enc "$vif" encryption
+ case "$enc" in
+ *wep*)
+ wsec_r=1
+ wsec=1
+ defkey=1
+ config_get key "$vif" key
+ case "$enc" in
+ *shared*) append vif_do_up "wepauth 1" "$N";;
+ *) append vif_do_up "wepauth 0" "$N";;
+ esac
+ case "$key" in
+ [1234])
+ defkey="$key"
+ for knr in 1 2 3 4; do
+ config_get k "$vif" key$knr
+ [ -n "$k" ] || continue
+ [ "$defkey" = "$knr" ] && def="=" || def=""
+ append vif_do_up "wepkey $def$knr,$k" "$N"
+ done
+ ;;
+ "");;
+ *) append vif_do_up "wepkey =1,$key" "$N";;
+ esac
+ ;;
+ *psk*)
+ wsec_r=1
+ config_get key "$vif" key
+
+ # psk version + default cipher
+ case "$enc" in
+ *mixed*|*psk+psk2*) auth=132; wsec=6;;
+ *psk2*) auth=128; wsec=4;;
+ *) auth=4; wsec=2;;
+ esac
+
+ # cipher override
+ case "$enc" in
+ *tkip+aes*|*tkip+ccmp*|*aes+tkip*|*ccmp+tkip*) wsec=6;;
+ *aes*|*ccmp*) wsec=4;;
+ *tkip*) wsec=2;;
+ esac
+
+ # group rekey interval
+ config_get rekey "$vif" wpa_group_rekey
+
+ eval "${vif}_key=\"\$key\""
+ nasopts="-k \"\$${vif}_key\"${rekey:+ -g $rekey}"
+ ;;
+ *wpa*)
+ wsec_r=1
+ eap_r=1
+ config_get auth_server "$vif" auth_server
+ [ -z "$auth_server" ] && config_get auth_server "$vif" server
+ config_get auth_port "$vif" auth_port
+ [ -z "$auth_port" ] && config_get auth_port "$vif" port
+ config_get auth_secret "$vif" auth_secret
+ [ -z "$auth_secret" ] && config_get auth_secret "$vif" key
+
+ # wpa version + default cipher
+ case "$enc" in
+ *mixed*|*wpa+wpa2*) auth=66; wsec=6;;
+ *wpa2*) auth=64; wsec=4;;
+ *) auth=2; wsec=2;;
+ esac
+
+ # cipher override
+ case "$enc" in
+ *tkip+aes*|*tkip+ccmp*|*aes+tkip*|*ccmp+tkip*) wsec=6;;
+ *aes*|*ccmp*) wsec=4;;
+ *tkip*) wsec=2;;
+ esac
+
+ # group rekey interval
+ config_get rekey "$vif" wpa_group_rekey
+
+ eval "${vif}_key=\"\$auth_secret\""
+ nasopts="-r \"\$${vif}_key\" -h $auth_server -p ${auth_port:-1812}${rekey:+ -g $rekey}"
+ ;;
+ esac
+ append vif_do_up "wsec $wsec" "$N"
+ append vif_do_up "wpa_auth $auth" "$N"
+ append vif_do_up "wsec_restrict $wsec_r" "$N"
+ append vif_do_up "eap_restrict $eap_r" "$N"
+
+ config_get ssid "$vif" ssid
+ append vif_post_up "vlan_mode 0" "$N"
+ append vif_post_up "ssid $ssid" "$N"
+ append vif_do_up "ssid $ssid" "$N"
+
+ [ "$mode" = "monitor" ] && {
+ append vif_post_up "monitor $monitor" "$N"
+ }
+
+ [ "$mode" = "adhoc" ] && {
+ config_get bssid "$vif" bssid
+ [ -n "$bssid" ] && {
+ append vif_pre_up "bssid $bssid" "$N"
+ append vif_pre_up "ibss_merge 0" "$N"
+ } || {
+ append vif_pre_up "ibss_merge 1" "$N"
+ }
+ }
+
+ append vif_post_up "enabled 1" "$N"
+
+ config_get ifname "$vif" ifname
+ #append if_up "ifconfig $ifname up" ";$N"
+
+ local net_cfg
+ net_cfg="$(find_net_config "$vif")"
+ [ -z "$net_cfg" ] || {
+ append if_up "set_wifi_up '$vif' '$ifname'" ";$N"
+ append if_up "start_net '$ifname' '$net_cfg'" ";$N"
+ }
+ [ -z "$nasopts" ] || {
+ eval "${vif}_ssid=\"\$ssid\""
+ nas_mode="-A"
+ [ "$mode" = "sta" ] && nas_mode="-S"
+ [ -z "$nas" ] || {
+ nas_cmd="${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 $nasopts"
+ }
+ }
+ _c=$(($_c + 1))
+ done
+ killall -KILL nas >&- 2>&-
+ wlc ifname "$device" stdin <<EOF
+$ifdown
+
+gmode ${hwmode:-1}
+apsta $apsta
+ap $ap
+${mssid:+mssid $mssid}
+infra $infra
+${wet:+wet 1}
+802.11d 0
+802.11h ${doth:-0}
+wme ${wmm:-1}
+rxant ${rxantenna:-3}
+txant ${txantenna:-3}
+fragthresh ${frag:-2346}
+rtsthresh ${rts:-2347}
+monitor ${monitor:-0}
+
+radio ${radio:-1}
+macfilter ${macfilter:-0}
+maclist ${maclist:-none}
+wds none
+${wds:+wds $wds}
+country ${country:-US}
+${channel:+channel $channel}
+maxassoc ${maxassoc:-128}
+slottime ${slottime:--1}
+${frameburst:+frameburst $frameburst}
+
+$vif_pre_up
+up
+$vif_post_up
+EOF
+ eval "$if_up"
+ wlc ifname "$device" stdin <<EOF
+$vif_do_up
+EOF
+
+ # use vif_txpower (from last wifi-iface) instead of txpower (from
+ # wifi-device) if the latter does not exist
+ txpower=${txpower:-$vif_txpower}
+ [ -z "$txpower" ] || iwconfig $device txpower ${txpower}dBm
+
+ eval "$nas_cmd"
+}
+
+
+detect_broadcom() {
+ local i=-1
+
+ while grep -qs "^ *wl$((++i)):" /proc/net/dev; do
+ local channel
+
+ config_get type wl${i} type
+ [ "$type" = broadcom ] && continue
+ channel=`wlc ifname wl${i} channel`
+ cat <<EOF
+config wifi-device wl${i}
+ option type broadcom
+ option channel ${channel:-11}
+
+ # REMOVE THIS LINE TO ENABLE WIFI:
+ option disabled 1
+
+config wifi-iface
+ option device wl${i}
+ option network lan
+ option mode ap
+ option ssid OpenWrt${i#0}
+ option encryption none
+
+EOF
+ done
+}