| #!/bin/sh |
| |
| mac80211_add_capabilities() { |
| local __var="$1"; shift |
| local __mask="$1"; shift |
| local __out= oifs |
| |
| oifs="$IFS" |
| IFS=: |
| for capab in "$@"; do |
| set -- $capab |
| |
| [ "$(($4))" -gt 0 ] || continue |
| [ "$(($__mask & $2))" -eq "$((${3:-$2}))" ] || continue |
| __out="$__out[$1]" |
| done |
| IFS="$oifs" |
| |
| export -n -- "$__var=$__out" |
| } |
| |
| gen_vht_cap() { |
| rxldpc=1 |
| short_gi_80=1 |
| short_gi_160=1 |
| tx_stbc_2by1=1 |
| su_beamformer=1 |
| su_beamformee=1 |
| mu_beamformer=1 |
| mu_beamformee=1 |
| vht_txop_ps=1 |
| htc_vht=1 |
| beamformee_antennas=5 |
| beamformer_antennas=4 |
| rx_antenna_pattern=1 |
| tx_antenna_pattern=1 |
| vht_max_a_mpdu_len_exp=7 |
| vht_max_mpdu=11454 |
| rx_stbc=4 |
| vht_link_adapt=3 |
| vht160=2 |
| |
| vht_cap=0 |
| for cap in $(iw phy phy0 info | awk -F "[()]" '/VHT Capabilities/ { print $2 }'); do |
| vht_cap="$(($vht_cap | $cap))" |
| done |
| |
| cap_rx_stbc=$((($vht_cap >> 8) & 7)) |
| [ "$rx_stbc" -lt "$cap_rx_stbc" ] && cap_rx_stbc="$rx_stbc" |
| vht_cap="$(( ($vht_cap & ~(0x700)) | ($cap_rx_stbc << 8) ))" |
| |
| mac80211_add_capabilities vht_capab $vht_cap \ |
| RXLDPC:0x10::$rxldpc \ |
| SHORT-GI-80:0x20::$short_gi_80 \ |
| SHORT-GI-160:0x40::$short_gi_160 \ |
| TX-STBC-2BY1:0x80::$tx_stbc_2by1 \ |
| SU-BEAMFORMER:0x800::$su_beamformer \ |
| SU-BEAMFORMEE:0x1000::$su_beamformee \ |
| MU-BEAMFORMER:0x80000::$mu_beamformer \ |
| MU-BEAMFORMEE:0x100000::$mu_beamformee \ |
| VHT-TXOP-PS:0x200000::$vht_txop_ps \ |
| HTC-VHT:0x400000::$htc_vht \ |
| RX-ANTENNA-PATTERN:0x10000000::$rx_antenna_pattern \ |
| TX-ANTENNA-PATTERN:0x20000000::$tx_antenna_pattern \ |
| RX-STBC-1:0x700:0x100:1 \ |
| RX-STBC-12:0x700:0x200:1 \ |
| RX-STBC-123:0x700:0x300:1 \ |
| RX-STBC-1234:0x700:0x400:1 \ |
| |
| [ "$(($vht_cap & 0x800))" -gt 0 -a "$su_beamformer" -gt 0 ] && { |
| cap_ant="$(( ( ($vht_cap >> 16) & 3 ) + 1 ))" |
| [ "$cap_ant" -gt "$beamformer_antennas" ] && cap_ant="$beamformer_antennas" |
| [ "$cap_ant" -gt 1 ] && vht_capab="$vht_capab[SOUNDING-DIMENSION-$cap_ant]" |
| } |
| |
| [ "$(($vht_cap & 0x1000))" -gt 0 -a "$su_beamformee" -gt 0 ] && { |
| cap_ant="$(( ( ($vht_cap >> 13) & 7 ) + 1 ))" |
| [ "$cap_ant" -gt "$beamformee_antennas" ] && cap_ant="$beamformee_antennas" |
| [ "$cap_ant" -gt 1 ] && vht_capab="$vht_capab[BF-ANTENNA-$cap_ant]" |
| } |
| # supported Channel widths |
| vht160_hw=0 |
| [ "$(($vht_cap & 12))" -eq 4 -a 1 -le "$vht160" ] && \ |
| vht160_hw=1 |
| [ "$(($vht_cap & 12))" -eq 8 -a 2 -le "$vht160" ] && \ |
| vht160_hw=2 |
| [ "$vht160_hw" = 1 ] && vht_capab="$vht_capab[VHT160]" |
| [ "$vht160_hw" = 2 ] && vht_capab="$vht_capab[VHT160-80PLUS80]" |
| |
| # maximum MPDU length |
| vht_max_mpdu_hw=3895 |
| [ "$(($vht_cap & 3))" -ge 1 -a 7991 -le "$vht_max_mpdu" ] && \ |
| vht_max_mpdu_hw=7991 |
| [ "$(($vht_cap & 3))" -ge 2 -a 11454 -le "$vht_max_mpdu" ] && \ |
| vht_max_mpdu_hw=11454 |
| [ "$vht_max_mpdu_hw" != 3895 ] && \ |
| vht_capab="$vht_capab[MAX-MPDU-$vht_max_mpdu_hw]" |
| |
| # maximum A-MPDU length exponent |
| vht_max_a_mpdu_len_exp_hw=0 |
| [ "$(($vht_cap & 58720256))" -ge 8388608 -a 1 -le "$vht_max_a_mpdu_len_exp" ] && \ |
| vht_max_a_mpdu_len_exp_hw=1 |
| [ "$(($vht_cap & 58720256))" -ge 16777216 -a 2 -le "$vht_max_a_mpdu_len_exp" ] && \ |
| vht_max_a_mpdu_len_exp_hw=2 |
| [ "$(($vht_cap & 58720256))" -ge 25165824 -a 3 -le "$vht_max_a_mpdu_len_exp" ] && \ |
| vht_max_a_mpdu_len_exp_hw=3 |
| [ "$(($vht_cap & 58720256))" -ge 33554432 -a 4 -le "$vht_max_a_mpdu_len_exp" ] && \ |
| vht_max_a_mpdu_len_exp_hw=4 |
| [ "$(($vht_cap & 58720256))" -ge 41943040 -a 5 -le "$vht_max_a_mpdu_len_exp" ] && \ |
| vht_max_a_mpdu_len_exp_hw=5 |
| [ "$(($vht_cap & 58720256))" -ge 50331648 -a 6 -le "$vht_max_a_mpdu_len_exp" ] && \ |
| vht_max_a_mpdu_len_exp_hw=6 |
| [ "$(($vht_cap & 58720256))" -ge 58720256 -a 7 -le "$vht_max_a_mpdu_len_exp" ] && \ |
| vht_max_a_mpdu_len_exp_hw=7 |
| vht_capab="$vht_capab[MAX-A-MPDU-LEN-EXP$vht_max_a_mpdu_len_exp_hw]" |
| |
| # whether or not the STA supports link adaptation using VHT variant |
| vht_link_adapt_hw=0 |
| [ "$(($vht_cap & 201326592))" -ge 134217728 -a 2 -le "$vht_link_adapt" ] && \ |
| vht_link_adapt_hw=2 |
| [ "$(($vht_cap & 201326592))" -ge 201326592 -a 3 -le "$vht_link_adapt" ] && \ |
| vht_link_adapt_hw=3 |
| [ "$vht_link_adapt_hw" != 0 ] && \ |
| vht_capab="$vht_capab[VHT-LINK-ADAPT-$vht_link_adapt_hw]" |
| |
| echo vht_capab=$vht_capab >> /etc/hostapd-5G.conf |
| } |
| |
| create_hostapdConf() { |
| devidx=0 |
| phyidx=0 |
| vap_per_radio=8 |
| radio_num="$(iw list | grep Wiphy | wc -l)" |
| |
| for _dev in /sys/class/ieee80211/*; do |
| [ -e "$_dev" ] || continue |
| |
| dev="${_dev##*/}" |
| |
| band="$(uci get wireless.radio${phyidx}.band)" |
| channel="$(uci get wireless.radio${phyidx}.channel)" |
| # Use random MAC to prevent use the same MAC address |
| rand="$(hexdump -C /dev/urandom | head -n 1 | awk '{printf ""$3":"$4""}' &)" |
| killall hexdump |
| MAC="00:0${devidx}:12:34:${rand}" |
| chip="$(cat /sys/class/ieee80211/"$dev"/device/device)" |
| |
| if [ -e /sys/class/net/wlan$phyidx ]; then |
| iw wlan$phyidx del > /dev/null |
| elif [ -e /sys/class/net/wifi$phyidx ]; then |
| for((i=0;i<$vap_per_radio;i++)); do |
| ifidx=$(($phyidx+$i*$radio_num)) |
| ifname="$(cat /nvram/hostapd"$ifidx".conf | grep ^interface= | cut -d '=' -f2 | tr -d '\n')" |
| if [ -n $ifname ]; then |
| hostapd_cli -i global raw REMOVE wifi$ifidx > /dev/null |
| if [ $i -eq 0 ]; then |
| iw wifi$ifidx del > /dev/null |
| fi |
| fi |
| done |
| fi |
| |
| if [ "$(uci get wireless.radio${phyidx}.disabled)" == "1" ]; then |
| phyidx=$(($phyidx + 1)) |
| continue |
| fi |
| |
| if [ ! -f /nvram/hostapd"$devidx".conf ]; then |
| touch /nvram/hostapd"$devidx".conf |
| else |
| for((i=0;i<$vap_per_radio;i++)); do |
| ifidx=$(($phyidx+$i*$radio_num)) |
| ifname="$(cat /nvram/hostapd"$ifidx".conf | grep ^interface= | cut -d '=' -f2 | tr -d '\n')" |
| vapstat="$(cat /nvram/vap-status | grep wifi"$ifidx"= | cut -d'=' -f2)" |
| if [ -n $ifname ] && [[ $vapstat -eq "1" ]]; then |
| if [ $i = 0 ]; then |
| ## first interface in this phy |
| iw phy phy0 interface add $ifname type __ap > /dev/null |
| fi |
| touch /nvram/hostapd-acl$ifidx |
| touch /nvram/hostapd$ifidx.psk |
| touch /nvram/hostapd-deny$ifidx |
| if [ $phyidx = $ifidx ]; then |
| touch /tmp/phy0-wifi$ifidx |
| fi |
| hostapd_cli -i global raw ADD bss_config=$dev:/nvram/hostapd"$ifidx".conf |
| fi |
| done |
| devidx=$(($devidx + 1)) |
| phyidx=$(($phyidx + 1)) |
| continue |
| fi |
| |
| |
| if [ "$band" == "2g" ]; then |
| cp -f /etc/hostapd-2G.conf /nvram/hostapd"$devidx".conf |
| fi |
| |
| if [ "$band" == "5g" ]; then |
| gen_vht_cap |
| cp -f /etc/hostapd-5G.conf /nvram/hostapd"$devidx".conf |
| fi |
| |
| if [ "$band" == "6g" ]; then |
| cp -f /etc/hostapd-6G.conf /nvram/hostapd"$devidx".conf |
| fi |
| |
| sed -i "/^interface=.*/c\interface=wifi$devidx" /nvram/hostapd"$devidx".conf |
| sed -i "/^bssid=/c\bssid=$MAC" /nvram/hostapd"$devidx".conf |
| echo "wpa_psk_file=/nvram/hostapd$devidx.psk" >> /nvram/hostapd"$devidx".conf |
| iw phy phy0 interface add wifi$devidx type __ap > /dev/null |
| touch /nvram/hostapd-acl$devidx |
| touch /nvram/hostapd$devidx.psk |
| touch /nvram/hostapd-deny$devidx |
| touch /tmp/phy0-wifi$devidx |
| hostapd_cli -i global raw ADD bss_config=$dev:/nvram/hostapd"$devidx".conf && echo -e "wifi"$devidx"=1" >> /nvram/vap-status |
| devidx=$(($devidx + 1)) |
| phyidx=$(($phyidx + 1)) |
| |
| done |
| } |
| #Creating files for tracking AssociatedDevices |
| touch /tmp/AllAssociated_Devices_2G.txt |
| touch /tmp/AllAssociated_Devices_5G.txt |
| |
| #Create wps pin request log file |
| touch /var/run/hostapd_wps_pin_requests.log |
| |
| |
| create_hostapdConf |
| |
| exit 0 |