diff options
Diffstat (limited to 'package/mac80211/files/lib/wifi/mac80211.sh')
| -rw-r--r-- | package/mac80211/files/lib/wifi/mac80211.sh | 195 |
1 files changed, 164 insertions, 31 deletions
diff --git a/package/mac80211/files/lib/wifi/mac80211.sh b/package/mac80211/files/lib/wifi/mac80211.sh index dea57223bc..b3072b79b3 100644 --- a/package/mac80211/files/lib/wifi/mac80211.sh +++ b/package/mac80211/files/lib/wifi/mac80211.sh @@ -1,8 +1,129 @@ #!/bin/sh append DRIVERS "mac80211" +mac80211_hostapd_setup_base() { + local phy="$1" + local ifname="$2" + + cfgfile="/var/run/hostapd-$phy.conf" + config_get device "$vif" device + config_get country "$device" country + config_get hwmode "$device" hwmode + config_get channel "$device" channel + [ -n "$channel" -a -z "$hwmode" ] && wifi_fixup_hwmode "$device" + [ "$channel" = auto ] && channel= + [ -n "$hwmode" ] && { + config_get hwmode_11n "$device" hwmode_11n + [ -n "$hwmode_11n" ] && { + hwmode="$hwmode_11n" + append base_cfg "ieee80211n=1" "$N" + config_get htmode "$device" htmode + config_get ht_capab_list "$device" ht_capab + case "$htmode" in + HT20|HT40+|HT40-) ht_capab="[$htmode]";; + *)ht_capab=;; + esac + for cap in $ht_capab_list; do + ht_capab="$ht_capab[$cap]" + done + [ -n "$ht_capab" ] && append base_cfg "ht_capab=$ht_capab" "$N" + } + } + cat > "$cfgfile" <<EOF +ctrl_interface=/var/run/hostapd-$phy +driver=nl80211 +wmm_enabled=1 +wmm_ac_bk_cwmin=4 +wmm_ac_bk_cwmax=10 +wmm_ac_bk_aifs=7 +wmm_ac_bk_txop_limit=0 +wmm_ac_bk_acm=0 +wmm_ac_be_aifs=3 +wmm_ac_be_cwmin=4 +wmm_ac_be_cwmax=10 +wmm_ac_be_txop_limit=0 +wmm_ac_be_acm=0 +wmm_ac_vi_aifs=2 +wmm_ac_vi_cwmin=3 +wmm_ac_vi_cwmax=4 +wmm_ac_vi_txop_limit=94 +wmm_ac_vi_acm=0 +wmm_ac_vo_aifs=2 +wmm_ac_vo_cwmin=2 +wmm_ac_vo_cwmax=3 +wmm_ac_vo_txop_limit=47 +wmm_ac_vo_acm=0 +tx_queue_data3_aifs=7 +tx_queue_data3_cwmin=15 +tx_queue_data3_cwmax=1023 +tx_queue_data3_burst=0 +tx_queue_data2_aifs=3 +tx_queue_data2_cwmin=15 +tx_queue_data2_cwmax=63 +tx_queue_data2_burst=0 +tx_queue_data1_aifs=1 +tx_queue_data1_cwmin=7 +tx_queue_data1_cwmax=15 +tx_queue_data1_burst=3.0 +tx_queue_data0_aifs=1 +tx_queue_data0_cwmin=3 +tx_queue_data0_cwmax=7 +tx_queue_data0_burst=1.5 +${hwmode:+hw_mode=$hwmode} +${channel:+channel=$channel} +${country:+country_code=$country} +$base_cfg + +EOF +} + +mac80211_hostapd_setup_bss() { + local phy="$1" + local vif="$2" + + hostapd_cfg= + cfgfile="/var/run/hostapd-$phy.conf" + config_get ifname "$vif" ifname + + if [ -f "$cfgfile" ]; then + append hostapd_cfg "bss=$ifname" "$N" + else + mac80211_hostapd_setup_base "$phy" "$ifname" + append hostapd_cfg "interface=$ifname" "$N" + fi + + local net_cfg bridge + net_cfg="$(find_net_config "$vif")" + [ -z "$net_cfg" ] || bridge="$(bridge_interface "$net_cfg")" + config_set "$vif" bridge "$bridge" + + hostapd_set_bss_options hostapd_cfg "$vif" + + config_get_bool wds "$vif" wds 0 + [ "$wds" -gt 0 ] && append hostapd_cfg "wds_sta=1" "$N" + + config_get macaddr "$vif" macaddr + config_get_bool hidden "$vif" hidden 0 + cat >> /var/run/hostapd-$phy.conf <<EOF +$hostapd_cfg +bssid=$macaddr +ignore_broadcast_ssid=$hidden +EOF +} + +mac80211_start_vif() { + local vif="$1" + local ifname="$2" + + local net_cfg + net_cfg="$(find_net_config "$vif")" + [ -z "$net_cfg" ] || start_net "$ifname" "$net_cfg" + + set_wifi_up "$vif" "$ifname" +} + find_mac80211_phy() { - config_get device "$1" + local device="$1" local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')" config_get phy "$device" phy @@ -53,7 +174,7 @@ disable_mac80211() ( # kill all running hostapd and wpa_supplicant processes that # are running on atheros/mac80211 vifs for pid in `pidof hostapd wpa_supplicant`; do - grep wlan /proc/$pid/cmdline >/dev/null && \ + grep "$phy" /proc/$pid/cmdline >/dev/null && \ kill $pid done @@ -82,6 +203,7 @@ enable_mac80211() { config_get phy "$device" phy local i=0 local macidx=0 + local apidx=0 fixed="" [ -n "$country" ] && iw reg set "$country" @@ -110,7 +232,6 @@ enable_mac80211() { config_get enc "$vif" encryption config_get mode "$vif" mode config_get ssid "$vif" ssid - config_get_bool wds "$vif" wds 0 # It is far easier to delete and create the desired interface case "$mode" in @@ -120,7 +241,8 @@ enable_mac80211() { ap) # Hostapd will handle recreating the interface and # it's accompanying monitor - iw phy "$phy" interface add "$ifname" type managed + apidx="$(($apidx + 1))" + [ "$apidx" -gt 1 ] || iw phy "$phy" interface add "$ifname" type managed ;; mesh) config_get mesh_id "$vif" mesh_id @@ -131,6 +253,7 @@ enable_mac80211() { ;; sta) local wdsflag + config_get_bool wds "$vif" wds 0 [ "$wds" -gt 0 ] && wdsflag="4addr on" iw phy "$phy" interface add "$ifname" type managed $wdsflag config_get_bool powersave "$vif" powersave 0 @@ -156,13 +279,8 @@ enable_mac80211() { vif_mac="$( printf %02x $((0x$mac_1 + $offset)) ):$mac_2" macidx="$(($macidx + 1))" } - ifconfig "$ifname" hw ether "$vif_mac" - - # We attempt to set teh channel for all interfaces, although - # mac80211 may not support it or the driver might not yet - [ -n "$fixed" -a -n "$channel" ] && iw dev "$ifname" set channel "$channel" - - local key keystring + [ "$mode" = "ap" ] || ifconfig "$ifname" hw ether "$vif_mac" + config_set "$vif" macaddr "$vif_mac" # Valid values are: # wpa / wep / none @@ -180,6 +298,13 @@ enable_mac80211() { # wep + keymgmt = 'NONE' -> wpa_supplicant will be # configured to handle the wep connection if [ ! "$mode" = "ap" ]; then + # We attempt to set the channel for all interfaces, although + # mac80211 may not support it or the driver might not yet + # for ap mode this is handled by hostapd + [ -n "$fixed" -a -n "$channel" ] && iw dev "$ifname" set channel "$channel" + + local key keystring + case "$enc" in *wep*) config_get keymgmt "$vif" keymgmt @@ -229,26 +354,9 @@ enable_mac80211() { ifconfig "$ifname" up - local net_cfg bridge - net_cfg="$(find_net_config "$vif")" - [ -z "$net_cfg" ] || { - bridge="$(bridge_interface "$net_cfg")" - config_set "$vif" bridge "$bridge" - start_net "$ifname" "$net_cfg" - } + [ "$mode" = "ap" ] || mac80211_start_vif "$vif" "$ifname" - set_wifi_up "$vif" "$ifname" case "$mode" in - ap) - if eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then - hostapd_setup_vif "$vif" nl80211 || { - echo "enable_mac80211($device): Failed to set up wpa for interface $ifname" >&2 - # make sure this wifi interface won't accidentally stay open without encryption - ifconfig "$ifname" down - continue - } - fi - ;; adhoc) config_get bssid "$vif" bssid iw dev "$ifname" ibss join "$ssid" $freq ${fixed:+fixed-freq} $bssid @@ -290,6 +398,30 @@ enable_mac80211() { ;; esac done + + local start_hostapd= + rm -f /var/run/hostapd-$phy.conf + for vif in $vifs; do + config_get mode "$vif" mode + [ "$mode" = "ap" ] || continue + mac80211_hostapd_setup_bss "$phy" "$vif" + start_hostapd=1 + done + + [ -n "$start_hostapd" ] || return + + hostapd -P /var/run/wifi-$phy.pid -B /var/run/hostapd-$phy.conf || { + echo "Failed to start hostapd for $phy" + return + } + sleep 2 + + for vif in $vifs; do + config_get mode "$vif" mode + config_get ifname "$vif" ifname + [ "$mode" = "ap" ] || continue + mac80211_start_vif "$vif" "$ifname" + done } @@ -325,9 +457,10 @@ detect_mac80211() { ht_capab=""; [ "$ht_cap" -gt 0 ] && { mode_11n="n" + append ht_capab " option htmode HT20" "$N" + list=" list ht_capab" [ "$(($ht_cap & 1))" -eq 1 ] && append ht_capab "$list LDPC" "$N" - [ "$(($ht_cap & 2))" -eq 2 ] && append ht_capab "$list HT40-" "$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 & 4096))" -eq 4096 ] && append ht_capab "$list DSSS_CCK-40" "$N" @@ -340,9 +473,9 @@ config wifi-device radio$devidx option channel ${channel} option macaddr $(cat /sys/class/ieee80211/${dev}/macaddress) option hwmode 11${mode_11n}${mode_band} +$ht_capab # REMOVE THIS LINE TO ENABLE WIFI: option disabled 1 -$ht_capab config wifi-iface option device radio$devidx |