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-rwxr-xr-xpackage/kernel/hostap-driver/files/lib/wifi/hostap.sh270
1 files changed, 270 insertions, 0 deletions
diff --git a/package/kernel/hostap-driver/files/lib/wifi/hostap.sh b/package/kernel/hostap-driver/files/lib/wifi/hostap.sh
new file mode 100755
index 0000000..e35b76c
--- /dev/null
+++ b/package/kernel/hostap-driver/files/lib/wifi/hostap.sh
@@ -0,0 +1,270 @@
+#!/bin/sh
+append DRIVERS "prism2"
+
+find_prism2_phy() {
+ local device="$1"
+
+ local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')"
+ config_get phy "$device" phy
+ [ -z "$phy" -a -n "$macaddr" ] && {
+ cd /proc/net/hostap
+ for phy in $(ls -d wlan* 2>&-); do
+ [ "$macaddr" = "$(cat /sys/class/net/${phy}/address)" ] || continue
+ config_set "$device" phy "$phy"
+ break
+ done
+ config_get phy "$device" phy
+ }
+ [ -n "$phy" -a -d "/proc/net/hostap/$phy" ] || {
+ echo "phy for wifi device $1 not found"
+ return 1
+ }
+ [ -z "$macaddr" ] && {
+ config_set "$device" macaddr "$(cat /sys/class/net/${phy}/address)"
+ }
+ return 0
+}
+
+scan_prism2() {
+ local device="$1"
+ local mainvif
+ local wds
+
+ [ ${device%[0-9]} = "wlan" ] && config_set "$device" phy "$device" || find_prism2_phy "$device" || {
+ config_unset "$device" vifs
+ return 0
+ }
+ config_get phy "$device" phy
+
+ config_get vifs "$device" vifs
+ local _c=0
+ for vif in $vifs; do
+ config_get_bool disabled "$vif" disabled 0
+ [ $disabled = 0 ] || continue
+
+ config_get mode "$vif" mode
+ case "$mode" in
+ adhoc|sta|ap|monitor)
+ # Only one vif is allowed on AP, station, Ad-hoc or monitor mode
+ [ -z "$mainvif" ] && {
+ mainvif="$vif"
+ config_set "$vif" ifname "$phy"
+ }
+ ;;
+ wds)
+ config_get ssid "$vif" ssid
+ [ -z "$ssid" ] && continue
+ config_set "$vif" ifname "${phy}wds${_c}"
+ _c=$(($_c + 1))
+ addr="$ssid"
+ ${addr:+append wds "$vif"}
+ ;;
+ *) echo "$device($vif): Invalid mode, ignored."; continue;;
+ esac
+ done
+ config_set "$device" vifs "${mainvif:+$mainvif }${wds:+$wds}"
+}
+
+disable_prism2() (
+ local device="$1"
+
+ find_prism2_phy "$device" || return 0
+ config_get phy "$device" phy
+
+ set_wifi_down "$device"
+
+ include /lib/network
+ while read line < /proc/net/hostap/${phy}/wds; do
+ set $line
+ [ -f "/var/run/wifi-${1}.pid" ] &&
+ kill "$(cat "/var/run/wifi-${1}.pid")"
+ ip link set dev "$1" down
+ unbridge "$1"
+ iwpriv "$phy" wds_del "$2"
+ done
+ unbridge "$phy"
+ return 0
+)
+
+enable_prism2() {
+ local device="$1"
+
+ find_prism2_phy "$device" || return 0
+ config_get phy "$device" phy
+
+ config_get rxantenna "$device" rxantenna
+ config_get txantenna "$device" txantenna
+ config_get_bool diversity "$device" diversity
+ [ -n "$diversity" ] && {
+ rxantenna="1"
+ txantenna="1"
+ }
+ [ -n "$rxantenna" ] && iwpriv "$phy" antsel_rx "$rxantenna"
+ [ -n "$txantenna" ] && iwpriv "$phy" antsel_tx "$txantenna"
+
+ config_get channel "$device" channel
+ [ -n "$channel" ] && iwconfig "$phy" channel "$channel" >/dev/null 2>/dev/null
+
+ config_get txpower "$device" txpower
+ [ -n "$txpower" ] && iwconfig "$phy" txpower "${txpower%%.*}"
+
+ config_get vifs "$device" vifs
+ local first=1
+ for vif in $vifs; do
+ config_get ifname "$vif" ifname
+ config_get ssid "$vif" ssid
+ config_get mode "$vif" mode
+
+ [ "$mode" = "wds" ] || iwconfig "$phy" essid ${ssid:+-- }"${ssid:-any}"
+
+ case "$mode" in
+ sta)
+ iwconfig "$phy" mode managed
+ config_get addr "$device" bssid
+ [ -z "$addr" ] || {
+ iwconfig "$phy" ap "$addr"
+ }
+ ;;
+ ap) iwconfig "$phy" mode master;;
+ wds) iwpriv "$phy" wds_add "$ssid";;
+ adhoc) iwconfig "$phy" mode ad-hoc;;
+ *) iwconfig "$phy" mode "$mode";;
+ esac
+
+ [ "$first" = 1 ] && {
+ config_get rate "$vif" rate
+ [ -n "$rate" ] && iwconfig "$phy" rate "${rate%%.*}"
+
+ config_get_bool hidden "$vif" hidden 0
+ iwpriv "$phy" enh_sec "$hidden"
+
+ config_get frag "$vif" frag
+ [ -n "$frag" ] && iwconfig "$phy" frag "${frag%%.*}"
+
+ config_get rts "$vif" rts
+ [ -n "$rts" ] && iwconfig "$phy" rts "${rts%%.*}"
+
+ config_get maclist "$vif" maclist
+ [ -n "$maclist" ] && {
+ # flush MAC list
+ iwpriv "$phy" maccmd 3
+ for mac in $maclist; do
+ iwpriv "$phy" addmac "$mac"
+ done
+ }
+ config_get macpolicy "$vif" macpolicy
+ case "$macpolicy" in
+ allow)
+ iwpriv "$phy" maccmd 2
+ ;;
+ deny)
+ iwpriv "$phy" maccmd 1
+ ;;
+ *)
+ # default deny policy if mac list exists
+ [ -n "$maclist" ] && iwpriv "$phy" maccmd 1
+ ;;
+ esac
+ # kick all stations if we have policy explicitly set
+ [ -n "$macpolicy" ] && iwpriv "$phy" maccmd 4
+ }
+
+ config_get enc "$vif" encryption
+ case "$enc" in
+ WEP|wep)
+ for idx in 1 2 3 4; do
+ config_get key "$vif" "key${idx}"
+ iwconfig "$ifname" enc "[$idx]" "${key:-off}"
+ done
+ config_get key "$vif" key
+ key="${key:-1}"
+ case "$key" in
+ [1234]) iwconfig "$ifname" enc "[$key]";;
+ *) iwconfig "$ifname" enc "$key";;
+ esac
+ ;;
+ psk*|wpa*)
+ start_hostapd=1
+ config_get key "$vif" key
+ ;;
+ esac
+
+ local net_cfg bridge
+ net_cfg="$(find_net_config "$vif")"
+ [ -z "$net_cfg" ] || {
+ bridge="$(bridge_interface "$net_cfg")"
+ config_set "$vif" bridge "$bridge"
+ start_net "$ifname" "$net_cfg"
+ }
+ set_wifi_up "$vif" "$ifname"
+
+ case "$mode" in
+ ap)
+ if [ -n "$start_hostapd" ] && eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then
+ hostapd_setup_vif "$vif" hostap || {
+ echo "enable_prism2($device): Failed to set up hostapd for interface $ifname" >&2
+ # make sure this wifi interface won't accidentally stay open without encryption
+ ip link set dev "$ifname" down
+ continue
+ }
+ fi
+ ;;
+ wds|sta)
+ if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
+ wpa_supplicant_setup_vif "$vif" wext || {
+ echo "enable_prism2($device): Failed to set up wpa_supplicant for interface $ifname" >&2
+ ip link set dev "$ifname" down
+ continue
+ }
+ fi
+ ;;
+ esac
+ first=0
+ done
+
+}
+
+check_prism2_device() {
+ [ ${1%[0-9]} = "wlan" ] && config_set "$1" phy "$1"
+ config_get phy "$1" phy
+ [ -z "$phy" ] && {
+ find_prism2_phy "$1" >/dev/null || return 0
+ config_get phy "$1" phy
+ }
+ [ "$phy" = "$dev" ] && found=1
+}
+
+detect_prism2() {
+ devidx=0
+ config_load wireless
+ while :; do
+ config_get type "radio$devidx" type
+ [ -n "$type" ] || break
+ devidx=$(($devidx + 1))
+ done
+ cd /proc/net/hostap
+ [ -d wlan* ] || return
+ for dev in $(ls -d wlan* 2>&-); do
+ found=0
+ config_foreach check_prism2_device wifi-device
+ [ "$found" -gt 0 ] && continue
+ cat <<EOF
+config wifi-device radio$devidx
+ option type prism2
+ option channel 11
+ option macaddr $(cat /sys/class/net/${dev}/address)
+
+ # REMOVE THIS LINE TO ENABLE WIFI:
+ option disabled 1
+
+config wifi-iface
+ option device radio$devidx
+ option network lan
+ option mode ap
+ option ssid OpenWrt
+ option encryption none
+
+EOF
+ devidx=$(($devidx + 1))
+ done
+}