X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/6202b4177488b4eb6f9de6a0ce0c6463421deb27..a3bf9b4420d34660c7e4f44c642ed80740fa2d6b:/package/mac80211/files/lib/wifi/mac80211.sh

diff --git a/package/mac80211/files/lib/wifi/mac80211.sh b/package/mac80211/files/lib/wifi/mac80211.sh
index 2f8fedf24..e946a685a 100644
--- a/package/mac80211/files/lib/wifi/mac80211.sh
+++ b/package/mac80211/files/lib/wifi/mac80211.sh
@@ -6,13 +6,28 @@ 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 "$device" hwmode
 	config_get channel "$device" channel
+	config_get beacon_int "$device" beacon_int
+	config_get basic_rate_list "$device" basic_rate
 	config_get_bool noscan "$device" noscan
+	config_get_bool short_preamble "$device" short_preamble "0"
+
+	hostapd_set_log_options base_cfg "$device"
+
 	[ -n "$channel" -a -z "$hwmode" ] && wifi_fixup_hwmode "$device"
-	[ "$channel" = auto ] && channel=
+
+	[ "$channel" = auto ] && {
+		channel=$(iw phy "$phy" info | \
+			sed -ne '/MHz/ { /disabled\|passive\|radar/d; s/.*\[//; s/\].*//; p; q }')
+		config_set "$device" channel "$channel"
+	}
+
 	[ -n "$hwmode" ] && {
 		config_get hwmode_11n "$device" hwmode_11n
 		[ -n "$hwmode_11n" ] && {
@@ -30,7 +45,42 @@ mac80211_hostapd_setup_base() {
 			[ -n "$ht_capab" ] && append base_cfg "ht_capab=$ht_capab" "$N"
 		}
 	}
-	cat > "$cfgfile" <<EOF
+
+	local country_ie=0
+	[ -n "$country" ] && country_ie=1
+	config_get_bool country_ie "$device" country_ie "$country_ie"
+	[ "$country_ie" -gt 0 ] && append base_cfg "ieee80211d=1" "$N"
+
+	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" >> $macfile
+		done
+	}
+
+	local br brval brstr
+	[ -n "$basic_rate_list" ] && {
+		for br in $basic_rate_list; do
+			brval="$(($br / 100))"
+			[ -n "$brstr" ] && brstr="$brstr "
+			brstr="$brstr$brval"
+		done
+	}
+
+	append base_cfg "preamble=$short_preamble" "$N"
+	
+	cat >> "$cfgfile" <<EOF
 ctrl_interface=/var/run/hostapd-$phy
 driver=nl80211
 wmm_ac_bk_cwmin=4
@@ -71,8 +121,10 @@ tx_queue_data0_cwmax=7
 tx_queue_data0_burst=1.5
 ${hwmode:+hw_mode=$hwmode}
 ${channel:+channel=$channel}
+${beacon_int:+beacon_int=$beacon_int}
 ${country:+country_code=$country}
 ${noscan:+noscan=$noscan}
+${brstr:+basic_rates=$brstr}
 $base_cfg
 
 EOF
@@ -103,13 +155,21 @@ 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 dtim_period "$vif" dtim_period
+	config_get max_listen_int "$vif" max_listen_int
 	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
+${dtim_period:+dtim_period=$dtim_period}
+${max_listen_int:+max_listen_interval=$max_listen_int}
+${maxassoc:+max_num_sta=$maxassoc}
 EOF
 }
 
@@ -149,10 +209,13 @@ find_mac80211_phy() {
 
 scan_mac80211() {
 	local device="$1"
-	local adhoc sta ap monitor mesh
+	local adhoc sta ap monitor mesh disabled
 
 	config_get vifs "$device" vifs
 	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|mesh)
@@ -202,11 +265,27 @@ disable_mac80211() (
 
 	return 0
 )
+
 get_freq() {
 	local phy="$1"
 	local chan="$2"
 	iw "$phy" info | grep -E -m1 "(\* ${chan:-....} MHz${chan:+|\\[$chan\\]})" | grep MHz | awk '{print $2}'
 }
+
+mac80211_generate_mac() {
+	local off="$1"
+	local mac="$2"
+	local oIFS="$IFS"; IFS=":"; set -- $mac; IFS="$oIFS"
+
+	local b2mask=0x00
+	[ $off -gt 0 ] && b2mask=0x02
+
+	printf "%02x:%s:%s:%s:%02x:%02x" \
+		$(( 0x$1 | $b2mask )) $2 $3 $4 \
+		$(( (0x$5 + ($off / 0x100)) % 0x100 )) \
+		$(( (0x$6 + $off) % 0x100 ))
+}
+
 enable_mac80211() {
 	local device="$1"
 	config_get channel "$device" channel
@@ -214,6 +293,8 @@ enable_mac80211() {
 	config_get txpower "$device" txpower
 	config_get country "$device" country
 	config_get distance "$device" distance
+	config_get txantenna "$device" txantenna all
+	config_get rxantenna "$device" rxantenna all
 	config_get frag "$device" frag
 	config_get rts "$device" rts
 	find_mac80211_phy "$device" || return 0
@@ -224,11 +305,23 @@ enable_mac80211() {
 	fixed=""
 	local hostapd_ctrl=""
 
+	[ -n "$country" ] && {
+		iw reg get | grep -q "^country $country:" || {
+			iw reg set "$country"
+			sleep 1
+		}
+	}
+
+	config_get ath9k_chanbw "$device" ath9k_chanbw
+	[ -n "$ath9k_chanbw" -a -d /sys/kernel/debug/ieee80211/$phy/ath9k ] && echo "$ath9k_chanbw" > /sys/kernel/debug/ieee80211/$phy/ath9k/chanbw
+
 	[ -n "$country" ] && iw reg set "$country"
 	[ "$channel" = "auto" -o "$channel" = "0" ] || {
 		fixed=1
 	}
 
+	iw phy "$phy" set antenna $txantenna $rxantenna >/dev/null 2>&1
+
 	[ -n "$distance" ] && iw phy "$phy" set distance "$distance"
 	[ -n "$frag" ] && iw phy "$phy" set frag "${frag%%.*}"
 	[ -n "$rts" ] && iw phy "$phy" set rts "${rts%%.*}"
@@ -239,13 +332,9 @@ enable_mac80211() {
 
 	wifi_fixup_hwmode "$device" "g"
 	for vif in $vifs; do
-		while [ -d "/sys/class/net/wlan$i" ]; do
-			i=$(($i + 1))
-		done
-
 		config_get ifname "$vif" ifname
 		[ -n "$ifname" ] || {
-			ifname="wlan$i"
+			[ $i -gt 0 ] && ifname="wlan${phy#phy}-$i" || ifname="wlan${phy#phy}"
 		}
 		config_set "$vif" ifname "$ifname"
 
@@ -261,7 +350,6 @@ enable_mac80211() {
 				# Hostapd will handle recreating the interface and
 				# it's accompanying monitor
 				apidx="$(($apidx + 1))"
-				i=$(($i + 1))
 				[ "$apidx" -gt 1 ] || iw phy "$phy" interface add "$ifname" type managed
 			;;
 			mesh)
@@ -278,7 +366,7 @@ enable_mac80211() {
 				iw phy "$phy" interface add "$ifname" type managed $wdsflag
 				config_get_bool powersave "$vif" powersave 0
 				[ "$powersave" -gt 0 ] && powersave="on" || powersave="off"
-				iwconfig "$ifname" power "$powersave"
+				iw "$ifname" set power_save "$powersave"
 			;;
 		esac
 
@@ -286,17 +374,9 @@ enable_mac80211() {
 		# which can either be explicitly set in the device
 		# section, or automatically generated
 		config_get macaddr "$device" macaddr
-		local mac_1="${macaddr%%:*}"
-		local mac_2="${macaddr#*:}"
-
 		config_get vif_mac "$vif" macaddr
 		[ -n "$vif_mac" ] || {
-			if [ "$macidx" -gt 0 ]; then
-				offset="$(( 2 + $macidx * 4 ))"
-			else
-				offset="0"
-			fi
-			vif_mac="$( printf %02x $((0x$mac_1 + $offset)) ):$mac_2"
+			vif_mac="$(mac80211_generate_mac $macidx $macaddr)"
 			macidx="$(($macidx + 1))"
 		}
 		[ "$mode" = "ap" ] || ifconfig "$ifname" hw ether "$vif_mac"
@@ -317,12 +397,7 @@ 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%%.*}"
+		i=$(($i + 1))
 	done
 
 	local start_hostapd=
@@ -353,43 +428,104 @@ enable_mac80211() {
 	for vif in $vifs; do
 		config_get mode "$vif" mode
 		config_get ifname "$vif" ifname
-		[ ! "$mode" = "ap" ] || continue
-		ifconfig "$ifname" up
+		[ "$mode" = "ap" ] || ifconfig "$ifname" up
 
-		if [ ! "$mode" = "ap" ]; then
-			ifconfig "$ifname" up
-			case "$mode" in
-				adhoc)
-					config_get bssid "$vif" bssid
-					config_get ssid "$vif" ssid
-					config_get mcast_rate "$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 $mcval}
-				;;
-				sta)
+		config_get vif_txpower "$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 "$txpower" ] || iw dev "$ifname" set txpower fixed "${txpower%%.*}00"
+
+		case "$mode" in
+			adhoc)
+				config_get bssid "$vif" bssid
+				config_get ssid "$vif" ssid
+				config_get beacon_int "$device" beacon_int
+				config_get basic_rate_list "$device" basic_rate
+				config_get encryption "$vif" encryption
+				config_get key "$vif" key 1
+				config_get mcast_rate "$vif" mcast_rate
+
+				local keyspec=""
+				[ "$encryption" == "psk" -o "$encryption" == "psk2" ] && {
 					if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
-						wpa_supplicant_setup_vif "$vif" nl80211 "${hostapd_ctrl:+-H $hostapd_ctrl}" || {
+						wpa_supplicant_setup_vif "$vif" nl80211 "" $freq || {
 							echo "enable_mac80211($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
 							continue
 						}
 					fi
-				;;
-			esac
-			mac80211_start_vif "$vif" "$ifname"
-		fi
+				}
+
+				[ "$encryption" == "wep" ] && {
+					case "$key" in
+						[1234])
+							local idx
+							for idx in 1 2 3 4; do
+								local ikey
+								config_get ikey "$vif" "key$idx"
+
+								[ -n "$ikey" ] && {
+									ikey="$(($idx - 1)):$(prepare_key_wep "$ikey")"
+									[ $idx -eq $key ] && ikey="d:$ikey"
+									append keyspec "$ikey"
+								}
+							done
+						;;
+						*) append keyspec "d:0:$(prepare_key_wep "$key")" ;;
+					esac
+				}
+
+				local br brval brsub brstr
+				[ -n "$basic_rate_list" ] && {
+					for br in $basic_rate_list; do
+						brval="$(($br / 1000))"
+						brsub="$((($br / 100) % 10))"
+						[ "$brsub" -gt 0 ] && brval="$brval.$brsub"
+						[ -n "$brstr" ] && brstr="$brstr,"
+						brstr="$brstr$brval"
+					done
+				}
+
+				local mcval=""
+				[ -n "$mcast_rate" ] && {
+					mcval="$(($mcast_rate / 1000))"
+					mcsub="$(( ($mcast_rate / 100) % 10 ))"
+					[ "$mcsub" -gt 0 ] && mcval="$mcval.$mcsub"
+				}
+
+				config_get htmode "$device" htmode
+				case "$htmode" in
+					HT20|HT40+|HT40-) ;;
+					*) htmode= ;;
+				esac
+
+				iw dev "$ifname" ibss join "$ssid" $freq $htmode \
+					${fixed:+fixed-freq} $bssid \
+					${beacon_int:+beacon-interval $beacon_int} \
+					${brstr:+basic-rates $brstr} \
+					${mcval:+mcast-rate $mcval} \
+					${keyspec:+keys $keyspec}
+			;;
+			sta)
+				if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
+					wpa_supplicant_setup_vif "$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
+						continue
+					}
+				fi
+			;;
+		esac
+		[ "$mode" = "ap" ] || mac80211_start_vif "$vif" "$ifname"
 	done
 
 }
 
 
-check_device() {
+check_mac80211_device() {
 	config_get phy "$1" phy
 	[ -z "$phy" ] && {
 		find_mac80211_phy "$1" >/dev/null || return 0
@@ -408,7 +544,7 @@ detect_mac80211() {
 	done
 	for dev in $(ls /sys/class/ieee80211); do
 		found=0
-		config_foreach check_device wifi-device
+		config_foreach check_mac80211_device wifi-device
 		[ "$found" -gt 0 ] && continue
 
 		mode_11n=""
@@ -425,6 +561,7 @@ 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"