| 1 | #!/bin/sh |
| 2 | append DRIVERS "prism2" |
| 3 | |
| 4 | find_prism2_phy() { |
| 5 | local device="$1" |
| 6 | |
| 7 | local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')" |
| 8 | config_get phy "$device" phy |
| 9 | [ -z "$phy" -a -n "$macaddr" ] && { |
| 10 | cd /proc/net/hostap |
| 11 | for phy in $(ls -d wlan* 2>&-); do |
| 12 | [ "$macaddr" = "$(cat /sys/class/net/${phy}/address)" ] || continue |
| 13 | config_set "$device" phy "$phy" |
| 14 | break |
| 15 | done |
| 16 | config_get phy "$device" phy |
| 17 | } |
| 18 | [ -n "$phy" -a -d "/proc/net/hostap/$phy" ] || { |
| 19 | echo "phy for wifi device $1 not found" |
| 20 | return 1 |
| 21 | } |
| 22 | [ -z "$macaddr" ] && { |
| 23 | config_set "$device" macaddr "$(cat /sys/class/net/${phy}/address)" |
| 24 | } |
| 25 | return 0 |
| 26 | } |
| 27 | |
| 28 | scan_prism2() { |
| 29 | local device="$1" |
| 30 | local mainvif |
| 31 | local wds |
| 32 | |
| 33 | [ ${device%[0-9]} = "wlan" ] && config_set "$device" phy "$device" || find_prism2_phy "$device" || { |
| 34 | config_unset "$device" vifs |
| 35 | return 0 |
| 36 | } |
| 37 | config_get phy "$device" phy |
| 38 | |
| 39 | config_get vifs "$device" vifs |
| 40 | local _c=0 |
| 41 | for vif in $vifs; do |
| 42 | config_get_bool disabled "$vif" disabled 0 |
| 43 | [ $disabled = 0 ] || continue |
| 44 | |
| 45 | config_get mode "$vif" mode |
| 46 | case "$mode" in |
| 47 | adhoc|sta|ap|monitor) |
| 48 | # Only one vif is allowed on AP, station, Ad-hoc or monitor mode |
| 49 | [ -z "$mainvif" ] && { |
| 50 | mainvif="$vif" |
| 51 | config_set "$vif" ifname "$phy" |
| 52 | } |
| 53 | ;; |
| 54 | wds) |
| 55 | config_get ssid "$vif" ssid |
| 56 | [ -z "$ssid" ] && continue |
| 57 | config_set "$vif" ifname "${phy}wds${_c}" |
| 58 | _c=$(($_c + 1)) |
| 59 | addr="$ssid" |
| 60 | ${addr:+append wds "$vif"} |
| 61 | ;; |
| 62 | *) echo "$device($vif): Invalid mode, ignored."; continue;; |
| 63 | esac |
| 64 | done |
| 65 | config_set "$device" vifs "${mainvif:+$mainvif }${wds:+$wds}" |
| 66 | } |
| 67 | |
| 68 | disable_prism2() ( |
| 69 | local device="$1" |
| 70 | |
| 71 | find_prism2_phy "$device" || return 0 |
| 72 | config_get phy "$device" phy |
| 73 | |
| 74 | set_wifi_down "$device" |
| 75 | |
| 76 | include /lib/network |
| 77 | while read line < /proc/net/hostap/${phy}/wds; do |
| 78 | set $line |
| 79 | [ -f "/var/run/wifi-${1}.pid" ] && |
| 80 | kill "$(cat "/var/run/wifi-${1}.pid")" |
| 81 | ifconfig "$1" down |
| 82 | unbridge "$1" |
| 83 | iwpriv "$phy" wds_del "$2" |
| 84 | done |
| 85 | unbridge "$phy" |
| 86 | return 0 |
| 87 | ) |
| 88 | |
| 89 | enable_prism2() { |
| 90 | local device="$1" |
| 91 | |
| 92 | find_prism2_phy "$device" || return 0 |
| 93 | config_get phy "$device" phy |
| 94 | |
| 95 | config_get rxantenna "$device" rxantenna |
| 96 | config_get txantenna "$device" txantenna |
| 97 | config_get_bool diversity "$device" diversity |
| 98 | [ -n "$diversity" ] && { |
| 99 | rxantenna="1" |
| 100 | txantenna="1" |
| 101 | } |
| 102 | [ -n "$rxantenna" ] && iwpriv "$phy" antsel_rx "$rxantenna" |
| 103 | [ -n "$txantenna" ] && iwpriv "$phy" antsel_tx "$txantenna" |
| 104 | |
| 105 | config_get channel "$device" channel |
| 106 | [ -n "$channel" ] && iwconfig "$phy" channel "$channel" >/dev/null 2>/dev/null |
| 107 | |
| 108 | config_get txpower "$device" txpower |
| 109 | [ -n "$txpower" ] && iwconfig "$phy" txpower "${txpower%%.*}" |
| 110 | |
| 111 | config_get vifs "$device" vifs |
| 112 | local first=1 |
| 113 | for vif in $vifs; do |
| 114 | config_get ifname "$vif" ifname |
| 115 | config_get ssid "$vif" ssid |
| 116 | config_get mode "$vif" mode |
| 117 | |
| 118 | [ "$mode" = "wds" ] || iwconfig "$phy" essid ${ssid:+-- }"${ssid:-any}" |
| 119 | |
| 120 | case "$mode" in |
| 121 | sta) |
| 122 | iwconfig "$phy" mode managed |
| 123 | config_get addr "$device" bssid |
| 124 | [ -z "$addr" ] || { |
| 125 | iwconfig "$phy" ap "$addr" |
| 126 | } |
| 127 | ;; |
| 128 | ap) iwconfig "$phy" mode master;; |
| 129 | wds) iwpriv "$phy" wds_add "$ssid";; |
| 130 | adhoc) iwconfig "$phy" mode ad-hoc;; |
| 131 | *) iwconfig "$phy" mode "$mode";; |
| 132 | esac |
| 133 | |
| 134 | [ "$first" = 1 ] && { |
| 135 | config_get rate "$vif" rate |
| 136 | [ -n "$rate" ] && iwconfig "$phy" rate "${rate%%.*}" |
| 137 | |
| 138 | config_get_bool hidden "$vif" hidden 0 |
| 139 | iwpriv "$phy" enh_sec "$hidden" |
| 140 | |
| 141 | config_get frag "$vif" frag |
| 142 | [ -n "$frag" ] && iwconfig "$phy" frag "${frag%%.*}" |
| 143 | |
| 144 | config_get rts "$vif" rts |
| 145 | [ -n "$rts" ] && iwconfig "$phy" rts "${rts%%.*}" |
| 146 | |
| 147 | config_get maclist "$vif" maclist |
| 148 | [ -n "$maclist" ] && { |
| 149 | # flush MAC list |
| 150 | iwpriv "$phy" maccmd 3 |
| 151 | for mac in $maclist; do |
| 152 | iwpriv "$phy" addmac "$mac" |
| 153 | done |
| 154 | } |
| 155 | config_get macpolicy "$vif" macpolicy |
| 156 | case "$macpolicy" in |
| 157 | allow) |
| 158 | iwpriv "$phy" maccmd 2 |
| 159 | ;; |
| 160 | deny) |
| 161 | iwpriv "$phy" maccmd 1 |
| 162 | ;; |
| 163 | *) |
| 164 | # default deny policy if mac list exists |
| 165 | [ -n "$maclist" ] && iwpriv "$phy" maccmd 1 |
| 166 | ;; |
| 167 | esac |
| 168 | # kick all stations if we have policy explicitly set |
| 169 | [ -n "$macpolicy" ] && iwpriv "$phy" maccmd 4 |
| 170 | } |
| 171 | |
| 172 | config_get enc "$vif" encryption |
| 173 | case "$enc" in |
| 174 | WEP|wep) |
| 175 | for idx in 1 2 3 4; do |
| 176 | config_get key "$vif" "key${idx}" |
| 177 | iwconfig "$ifname" enc "[$idx]" "${key:-off}" |
| 178 | done |
| 179 | config_get key "$vif" key |
| 180 | key="${key:-1}" |
| 181 | case "$key" in |
| 182 | [1234]) iwconfig "$ifname" enc "[$key]";; |
| 183 | *) iwconfig "$ifname" enc "$key";; |
| 184 | esac |
| 185 | ;; |
| 186 | psk*|wpa*) |
| 187 | start_hostapd=1 |
| 188 | config_get key "$vif" key |
| 189 | ;; |
| 190 | esac |
| 191 | |
| 192 | local net_cfg bridge |
| 193 | net_cfg="$(find_net_config "$vif")" |
| 194 | [ -z "$net_cfg" ] || { |
| 195 | bridge="$(bridge_interface "$net_cfg")" |
| 196 | config_set "$vif" bridge "$bridge" |
| 197 | start_net "$ifname" "$net_cfg" |
| 198 | } |
| 199 | set_wifi_up "$vif" "$ifname" |
| 200 | |
| 201 | case "$mode" in |
| 202 | ap) |
| 203 | if [ -n "$start_hostapd" ] && eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then |
| 204 | hostapd_setup_vif "$vif" hostap || { |
| 205 | echo "enable_prism2($device): Failed to set up hostapd for interface $ifname" >&2 |
| 206 | # make sure this wifi interface won't accidentally stay open without encryption |
| 207 | ifconfig "$ifname" down |
| 208 | continue |
| 209 | } |
| 210 | fi |
| 211 | ;; |
| 212 | wds|sta) |
| 213 | if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then |
| 214 | wpa_supplicant_setup_vif "$vif" wext || { |
| 215 | echo "enable_prism2($device): Failed to set up wpa_supplicant for interface $ifname" >&2 |
| 216 | ifconfig "$ifname" down |
| 217 | continue |
| 218 | } |
| 219 | fi |
| 220 | ;; |
| 221 | esac |
| 222 | first=0 |
| 223 | done |
| 224 | |
| 225 | } |
| 226 | |
| 227 | check_prism2_device() { |
| 228 | [ ${1%[0-9]} = "wlan" ] && config_set "$1" phy "$1" |
| 229 | config_get phy "$1" phy |
| 230 | [ -z "$phy" ] && { |
| 231 | find_prism2_phy "$1" >/dev/null || return 0 |
| 232 | config_get phy "$1" phy |
| 233 | } |
| 234 | [ "$phy" = "$dev" ] && found=1 |
| 235 | } |
| 236 | |
| 237 | detect_prism2() { |
| 238 | devidx=0 |
| 239 | config_load wireless |
| 240 | while :; do |
| 241 | config_get type "radio$devidx" type |
| 242 | [ -n "$type" ] || break |
| 243 | devidx=$(($devidx + 1)) |
| 244 | done |
| 245 | cd /proc/net/hostap |
| 246 | [ -d wlan* ] || return |
| 247 | for dev in $(ls -d wlan* 2>&-); do |
| 248 | found=0 |
| 249 | config_foreach check_prism2_device wifi-device |
| 250 | [ "$found" -gt 0 ] && continue |
| 251 | cat <<EOF |
| 252 | config wifi-device radio$devidx |
| 253 | option type prism2 |
| 254 | option channel 11 |
| 255 | option macaddr $(cat /sys/class/net/${dev}/address) |
| 256 | |
| 257 | # REMOVE THIS LINE TO ENABLE WIFI: |
| 258 | option disabled 1 |
| 259 | |
| 260 | config wifi-iface |
| 261 | option device radio$devidx |
| 262 | option network lan |
| 263 | option mode ap |
| 264 | option ssid OpenWrt |
| 265 | option encryption none |
| 266 | |
| 267 | EOF |
| 268 | devidx=$(($devidx + 1)) |
| 269 | done |
| 270 | } |
| 271 | |
