mac80211: Add mac address filter configuration for hostapd
[openwrt/svn-archive/archive.git] / package / mac80211 / files / lib / wifi / mac80211.sh
index 5991b4c16a3b6c04d7f452ae9005dd1d4f284aad..251c2f13d8df929f54a929650a700548cc0725ef 100644 (file)
@@ -6,6 +6,9 @@ mac80211_hostapd_setup_base() {
        local ifname="$2"
 
        cfgfile="/var/run/hostapd-$phy.conf"
+       macfile="/var/run/hostapd-$phy.maclist"
+       [ -e "$macfile" ] && rm -f "$macfile"
+
        config_get device "$vif" device
        config_get country "$device" country
        config_get hwmode "$device" hwmode
@@ -30,7 +33,25 @@ mac80211_hostapd_setup_base() {
                        [ -n "$ht_capab" ] && append base_cfg "ht_capab=$ht_capab" "$N"
                }
        }
-       cat > "$cfgfile" <<EOF
+
+       config_get macfilter "$vif" macfilter
+       case "$macfilter" in
+               allow)
+                       append base_cfg "macaddr_acl=1" "$N"
+                       append base_cfg "accept_mac_file=$macfile" "$N"
+                       ;;
+               deny)
+                       append base_cfg "macaddr_acl=0" "$N"
+                       append base_cfg "deny_mac_file=$macfile" "$N"
+                       ;;
+       esac
+       config_get maclist "$vif" maclist
+       [ -n "$maclist" ] && {
+               for mac in $maclist; do
+                       echo "$mac" >> $macfile
+               done
+       }
+       cat >> "$cfgfile" <<EOF
 ctrl_interface=/var/run/hostapd-$phy
 driver=nl80211
 wmm_ac_bk_cwmin=4
@@ -103,13 +124,17 @@ mac80211_hostapd_setup_bss() {
        config_get_bool wds "$vif" wds 0
        [ "$wds" -gt 0 ] && append hostapd_cfg "wds_sta=1" "$N"
 
+       local macaddr hidden maxassoc wmm
        config_get macaddr "$vif" macaddr
+       config_get maxassoc "$vif" maxassoc
        config_get_bool hidden "$vif" hidden 0
+       config_get_bool wmm "$vif" wmm 1
        cat >> /var/run/hostapd-$phy.conf <<EOF
 $hostapd_cfg
-wmm_enabled=1
+wmm_enabled=$wmm
 bssid=$macaddr
 ignore_broadcast_ssid=$hidden
+${maxassoc:+max_num_sta=$maxassoc}
 EOF
 }
 
@@ -165,6 +190,14 @@ scan_mac80211() {
        config_set "$device" vifs "${ap:+$ap }${adhoc:+$adhoc }${sta:+$sta }${monitor:+$monitor }${mesh:+$mesh}"
 }
 
+list_phy_interfaces() {
+       local phy="$1"
+       if [ -d "/sys/class/ieee80211/${phy}/device/net" ]; then
+               ls "/sys/class/ieee80211/${phy}/device/net" 2>/dev/null;
+       else
+               ls "/sys/class/ieee80211/${phy}/device" 2>/dev/null | grep net: | sed -e 's,net:,,g'
+       fi
+}
 
 disable_mac80211() (
        local device="$1"
@@ -181,7 +214,7 @@ disable_mac80211() (
        done
 
        include /lib/network
-       for wdev in $(ls /sys/class/ieee80211/${phy}/device/net 2>/dev/null); do
+       for wdev in $(list_phy_interfaces "$phy"); do
                [ -f "/var/run/$wdev.pid" ] && kill $(cat /var/run/$wdev.pid) >&/dev/null 2>&1
                for pid in `pidof wpa_supplicant`; do
                        grep "$wdev" /proc/$pid/cmdline >/dev/null && \
@@ -206,12 +239,15 @@ enable_mac80211() {
        config_get txpower "$device" txpower
        config_get country "$device" country
        config_get distance "$device" distance
+       config_get frag "$device" frag
+       config_get rts "$device" rts
        find_mac80211_phy "$device" || return 0
        config_get phy "$device" phy
        local i=0
        local macidx=0
        local apidx=0
        fixed=""
+       local hostapd_ctrl=""
 
        [ -n "$country" ] && iw reg set "$country"
        [ "$channel" = "auto" -o "$channel" = "0" ] || {
@@ -219,6 +255,8 @@ enable_mac80211() {
        }
 
        [ -n "$distance" ] && iw phy "$phy" set distance "$distance"
+       [ -n "$frag" ] && iw phy "$phy" set frag "${frag%%.*}"
+       [ -n "$rts" ] && iw phy "$phy" set rts "${rts%%.*}"
 
        export channel fixed
        # convert channel to frequency
@@ -304,22 +342,11 @@ enable_mac80211() {
                        [ -n "$fixed" -a -n "$channel" ] && iw dev "$ifname" set channel "$channel"
                fi
 
-               # txpower is not yet implemented in iw
                config_get vif_txpower "$vif" txpower
                # use vif_txpower (from wifi-iface) to override txpower (from
                # wifi-device) if the latter doesn't exist
                txpower="${txpower:-$vif_txpower}"
-               [ -z "$txpower" ] || iwconfig "$ifname" txpower "${txpower%%.*}"
-
-               config_get frag "$vif" frag
-               if [ -n "$frag" ]; then
-                       iw phy "$phy" set frag "${frag%%.*}"
-               fi
-
-               config_get rts "$vif" rts
-               if [ -n "$rts" ]; then
-                       iw phy "$phy" set rts "${rts%%.*}"
-               fi
+               [ -z "$txpower" ] || iw dev "$ifname" set txpower fixed "${txpower%%.*}00"
        done
 
        local start_hostapd=
@@ -342,6 +369,7 @@ enable_mac80211() {
                        config_get mode "$vif" mode
                        config_get ifname "$vif" ifname
                        [ "$mode" = "ap" ] || continue
+                       hostapd_ctrl="${hostapd_ctrl:-/var/run/hostapd-$phy/$ifname}"
                        mac80211_start_vif "$vif" "$ifname"
                done
        }
@@ -358,11 +386,18 @@ enable_mac80211() {
                                adhoc)
                                        config_get bssid "$vif" bssid
                                        config_get ssid "$vif" ssid
-                                       iw dev "$ifname" ibss join "$ssid" $freq ${fixed:+fixed-freq} $bssid
+                                       config_get mcast_rate "$vif" mcast_rate
+                                       local mcval=""
+                                       [ -n "$mcast_rate" ] && {
+                                               mcval="$(($mcast_rate / 1000))"
+                                               mcsub="$(( ($mcast_rate / 100) % 10 ))"
+                                               [ "$mcsub" -gt 0 ] && mcval="$mcval.$mcsub"
+                                       }
+                                       iw dev "$ifname" ibss join "$ssid" $freq ${fixed:+fixed-freq} $bssid ${mcval:+mcast-rate $mcval}
                                ;;
                                sta)
                                        if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
-                                               wpa_supplicant_setup_vif "$vif" wext || {
+                                               wpa_supplicant_setup_vif "$vif" nl80211 "${hostapd_ctrl:+-H $hostapd_ctrl}" || {
                                                        echo "enable_mac80211($device): Failed to set up wpa_supplicant for interface $ifname" >&2
                                                        # make sure this wifi interface won't accidentally stay open without encryption
                                                        ifconfig "$ifname" down
@@ -402,7 +437,7 @@ detect_mac80211() {
 
                mode_11n=""
                mode_band="g"
-               channel="5"
+               channel="11"
                ht_cap=0
                for cap in $(iw phy "$dev" info | grep 'Capabilities:' | cut -d: -f2); do
                        ht_cap="$(($ht_cap | $cap))"
@@ -414,8 +449,13 @@ detect_mac80211() {
 
                        list="  list ht_capab"
                        [ "$(($ht_cap & 1))" -eq 1 ] && append ht_capab "$list  LDPC" "$N"
+                       [ "$(($ht_cap & 16))" -eq 16 ] && append ht_capab "$list        GF" "$N"
                        [ "$(($ht_cap & 32))" -eq 32 ] && append ht_capab "$list        SHORT-GI-20" "$N"
                        [ "$(($ht_cap & 64))" -eq 64 ] && append ht_capab "$list        SHORT-GI-40" "$N"
+                       [ "$(($ht_cap & 128))" -eq 128 ] && append ht_capab "$list      TX-STBC" "$N"
+                       [ "$(($ht_cap & 768))" -eq 256 ] && append ht_capab "$list      RX-STBC1" "$N"
+                       [ "$(($ht_cap & 768))" -eq 512 ] && append ht_capab "$list      RX-STBC12" "$N"
+                       [ "$(($ht_cap & 768))" -eq 768 ] && append ht_capab "$list      RX-STBC123" "$N"
                        [ "$(($ht_cap & 4096))" -eq 4096 ] && append ht_capab "$list    DSSS_CCK-40" "$N"
                }
                iw phy "$dev" info | grep -q '2412 MHz' || { mode_band="a"; channel="36"; }