-hostapd_setup_vif() {
- local vif="$1"
- local driver="$2"
- local hostapd_cfg=
-
- # Examples:
- # psk-mixed/tkip => WPA1+2 PSK, TKIP
- # wpa-psk2/tkip+aes => WPA2 PSK, CCMP+TKIP
- # wpa2/tkip+aes => WPA2 RADIUS, CCMP+TKIP
- # ...
-
- # TODO: move this parsing function somewhere generic, so that
- # later it can be reused by drivers that don't use hostapd
-
- # crypto defaults: WPA2 vs WPA1
- case "$enc" in
- wpa2*|WPA2*|*PSK2*|*psk2*)
- wpa=2
- crypto="CCMP"
- ;;
- *mixed*)
- wpa=3
- crypto="CCMP TKIP"
- ;;
- *)
- wpa=1
- crypto="TKIP"
- ;;
- esac
-
- # explicit override for crypto setting
- case "$enc" in
- *tkip+aes|*TKIP+AES|*tkip+ccmp|*TKIP+CCMP) crypto="CCMP TKIP";;
- *tkip|*TKIP) crypto="TKIP";;
- *aes|*AES|*ccmp|*CCMP) crypto="CCMP";;
- esac
-
- # use crypto/auth settings for building the hostapd config
- case "$enc" in
- *psk*|*PSK*)
- config_get psk "$vif" key
- append hostapd_cfg "wpa_passphrase=$psk" "$N"
- ;;
- *wpa*|*WPA*)
- # FIXME: add wpa+radius here
- ;;
- *)
- return 0;
- ;;
- esac
- config_get ifname "$vif" ifname
- config_get bridge "$vif" bridge
- config_get ssid "$vif" ssid
- cat > /var/run/hostapd-$ifname.conf <<EOF
-driver=$driver
-interface=$ifname
-${bridge:+bridge=$bridge}
-ssid=$ssid
-debug=0
-wpa=$wpa
-wpa_pairwise=$crypto
-$hostapd_cfg
-EOF
- hostapd -B /var/run/hostapd-$ifname.conf
-}