[OpenWrt-Devel] [PATCH] [hostap-driver] Major enhancement to hostap.sh script
authorJo-Philipp Wich <jow@openwrt.org>
Sat, 30 May 2009 21:48:54 +0000 (21:48 +0000)
committerJo-Philipp Wich <jow@openwrt.org>
Sat, 30 May 2009 21:48:54 +0000 (21:48 +0000)
 * use common openwrt option naming (e.g. sta instead of manged for mode)
 * add support for wds vifs
 * add support for monitor mode
 * add encryption support
 * add antenna selection options
 * add hidden ssid option
 * other minor fixes
Signed-off-by: Vasilis Tsiligiannis <b_tsiligiannis@silverton.gr>
SVN-Revision: 16220

package/hostap-driver/files/lib/wifi/hostap.sh
package/wpa_supplicant/Makefile
package/wpa_supplicant/config

index 053c08b..430b69f 100755 (executable)
@@ -3,14 +3,33 @@ append DRIVERS "prism2"
 
 scan_prism2() {
        local device="$1"
+       local mainvif
+       local wds
        
-       config_get mode "$device" mode
-       case "$mode" in
-               ad-hoc|managed|master)
-               ;;
-               *) echo "$device: Invalid mode, ignored."; continue;;
-       esac
-       
+       config_get vifs "$device" vifs
+       local _c=0
+       for vif in $vifs; do
+               config_get mode "$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 "$device"
+                               }
+                       ;;
+                       wds)
+                               config_get ssid "$vif" ssid
+                               [ -z "$ssid" ] && continue
+                               config_set "$vif" ifname "${device}wds${_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() (
@@ -19,97 +38,155 @@ disable_prism2() (
        set_wifi_down "$device"
 
        include /lib/network
-       ifconfig "$device" down 
+       while read line < /proc/net/hostap/${device}/wds; do
+               set $line
+               [ -f "/var/run/wifi-${1}.pid" ] &&
+                       kill "$(cat "/var/run/wifi-${1}.pid")"
+               ifconfig "$1" down
+               unbridge "$1"
+               iwpriv "$device" wds_del "$2"
+       done
        unbridge "$device"
        return 0
 )
 
 enable_prism2() {
-       local irqdevs
+       local device="$1"
+
+       config_get rxantenna "$device" rxantenna
+       [ -n "$rxantenna" ] && iwpriv $device antsel_rx "$rxantenna"
+
+       config_get txantenna "$device" txantenna
+       [ -n "$txantenna" ] && iwpriv $device antsel_tx "$txantenna"
 
-       config_get prifw "$device" prifw
-       config_get stafw "$device" stafw
-       config_get mode "$device" mode
-       config_get rate "$device" rate
        config_get channel "$device" channel
+       [ -n "$channel" ] && iwconfig "$device" channel "$channel" >/dev/null 2>/dev/null
+
        config_get txpower "$device" txpower
-       config_get ssid "$device" ssid
-       config_get maclist "$device" maclist
-       config_get macpolicy "$device" macpolicy
-       [ -f "$prifw" ] || [ -f "$stafw" ] && [ -x /usr/sbin/prism2_srec ] && {
-               irqdevs=$(cat /proc/interrupts | grep wifi${device##wlan} | cut -b 37- | tr -d ",")
-               for dev in $irqdevs; do
-                       [ "$(config_get "$dev" type)" = "atheros" ] && wifi down "$dev"
-               done
-               [ -f "$prifw" ] && prism2_srec -g $device $prifw
-               [ -f "$stafw" ] && prism2_srec -r $device $stafw
-               for dev in $irqdevs; do
-                       [ "$(config_get "$dev" type)" = "atheros" ] && wifi up "$dev"
-               done
-       }
-       [ -n "$mode" ] && iwconfig $device mode $mode
-       [ -n "$rate" ] && iwconfig $device rate $rate
-       [ -n "$channel" ] && iwconfig $device channel $channel
-       [ -n "$ssid" ] && iwconfig $device essid $ssid
-       ifconfig "$device" up
-       [ -n "$txpower" ] && iwconfig $device txpower $txpower
-       [ -n "$maclist" ] && {
-               # flush MAC list
-               iwpriv $device maccmd 3
-               for mac in $maclist; do
-                       iwpriv $device addmac $mac
-               done
-       }
-       case "$macpolicy" in
-               open)
-                       iwpriv $device maccmd 0
-               ;;
-               allow)
-                       iwpriv $device maccmd 1
-               ;;
-               deny)
-                       iwpriv $device maccmd 2
-               ;;
-               *)
-                       # default deny policy if mac list exists
-                       [ -n "$maclist" ] && iwpriv $device maccmd 2
-               ;;
-       esac
-       # kick all stations if we have policy explicitly set
-       [ -n "$macpolicy" ] && iwpriv $device maccmd 4
-       local net_cfg bridge
-       net_cfg="$(find_net_config "$device")"
-       [ -z "$net_cfg" ] || {
-               bridge="$(bridge_interface "$net_cfg")"
-               config_set "$device" bridge "$bridge"
-               start_net "$device" "$net_cfg"
-       }
-       set_wifi_up "$device" "$device"
-}
+       [ -n "$txpower" ] && iwconfig "$device" 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
+
+               [ "$mode" = "wds" ] || iwconfig "$device" essid "$ssid"
+
+               case "$mode" in
+                       sta) iwconfig "$device" mode managed;;
+                       ap) iwconfig "$device" mode master;;
+                       wds) iwpriv "$device" wds_add "$ssid";;
+                       *) iwconfig "$device" mode "$mode";;
+               esac
 
+               [ "$first" = 1 ] && {
+                       config_get rate "$vif" rate
+                       [ -n "$rate" ] && iwconfig "$device" rate "${rate%%.*}"
+
+                       config_get_bool hidden "$vif" hidden 0
+                       iwpriv "$ifname" enh_sec "$hidden"
+
+                       [ -n "$maclist" ] && {
+                               # flush MAC list
+                               iwpriv "$device" maccmd 3
+                               for mac in $maclist; do
+                                       iwpriv "$device" addmac "$mac"
+                               done
+                       }
+                       case "$macpolicy" in
+                               allow)
+                                       iwpriv $device maccmd 2
+                               ;;
+                               deny)
+                                       iwpriv $device maccmd 1
+                               ;;
+                               *)
+                                       # default deny policy if mac list exists
+                                       [ -n "$maclist" ] && iwpriv $device maccmd 1
+                               ;;
+                       esac
+                       # kick all stations if we have policy explicitly set
+                       [ -n "$macpolicy" ] && iwpriv $device maccmd 4
+               }
+
+               config_get enc "$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 $ifname" >&2
+                                               # make sure this wifi interface won't accidentally stay open without encryption
+                                               ifconfig "$ifname" down
+                                               continue
+                                       }
+                               fi
+                       ;;
+                       wds|sta)
+                               if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
+                                       wpa_supplicant_setup_vif "$vif" hostap || {
+                                               echo "enable_prism2($device): Failed to set up wpa_supplicant for interface $ifname" >&2
+                                               ifconfig "$ifname" down
+                                               continue
+                                       }
+                               fi
+                       ;;
+               esac
+               first=0
+       done
+
+}
 
 detect_prism2() {
        cd /proc/net/hostap
-       [ -d wlan0 ] || return
-       for dev in wlan*; do
+       [ -d wlan* ] || return
+       for dev in $(ls -d wlan* 2>&-); do
                config_get type "$dev" type
                [ "$type" = prism2 ] && continue
                cat <<EOF
 
 config wifi-device $dev
        option type     prism2
-#      option rate     11M
-       option channel  5
-       option txpower  127
-       option mode     managed
-       option ssid     OpenWrt
-#      option macpolicy deny
-#      option maclist  '12:34:56:78:90:12
-#                       09:87:65:43:21:09'
+       option channel  6
 
        # REMOVE THIS LINE TO ENABLE WIFI:
        option disabled 1
-       
+
+config wifi-iface
+       option device   $dev
+       option network  lan
+       option mode     ap
+       option ssid     OpenWrt
+       option encryption none
 EOF
        done
 }
index de1a0a4..9c54155 100644 (file)
@@ -57,6 +57,7 @@ TARGET_CFLAGS += -I$(STAGING_DIR)/usr/include/madwifi $(if $(CONFIG_WPA_SUPPLICA
 define Build/Configure
        cp $(CONFIG) $(PKG_BUILD_DIR)/wpa_supplicant/.config
        $(if $(CONFIG_PACKAGE_kmod-madwifi),,$(SED) 's,^CONFIG_DRIVER_MADWIFI,#CONFIG_DRIVER_MADWIFI,g' $(PKG_BUILD_DIR)/wpa_supplicant/.config)
+       $(if $(CONFIG_PACKAGE_kmod-hostap),,$(SED) 's,^CONFIG_DRIVER_HOSTAP,#CONFIG_DRIVER_HOSTAP,g' $(PKG_BUILD_DIR)/wpa_supplicant/.config)
        $(if $(CONFIG_WPA_SUPPLICANT_OPENSSL),$(SED) 's|^CONFIG_TLS.*|CONFIG_TLS=openssl|g' $(PKG_BUILD_DIR)/wpa_supplicant/.config)
 endef
 
index a7283fc..3ca1cfa 100644 (file)
@@ -41,7 +41,7 @@
 
 
 # Driver interface for Host AP driver
-#CONFIG_DRIVER_HOSTAP=y
+CONFIG_DRIVER_HOSTAP=y
 
 # Driver interface for Agere driver
 #CONFIG_DRIVER_HERMES=y