Root/package/acx/files/lib/wifi/acx.sh

1#!/bin/sh
2append DRIVERS "acx"
3
4scan_acx() {
5    local device="$1"
6    local adhoc sta ap
7    
8    config_get vifs "$device" vifs
9    for vif in $vifs; do
10    
11        config_get ifname "$vif" ifname
12        config_set "$vif" ifname "${ifname:-$device}"
13        
14        config_get mode "$vif" mode
15        case "$mode" in
16            adhoc|sta|ap|monitor)
17                append $mode "$vif"
18            ;;
19            *) echo "$device($vif): Invalid mode, ignored."; continue;;
20        esac
21    done
22
23    config_set "$device" vifs "${ap:+$ap }${adhoc:+$adhoc }${ahdemo:+$ahdemo }${sta:+$sta }${wds:+$wds }${monitor:+$monitor}"
24}
25
26
27disable_acx() (
28    local device="$1"
29
30    set_wifi_down "$device"
31    # kill all running hostapd and wpa_supplicant processes that
32    # are running on atheros/mac80211 vifs
33    for pid in `pidof hostapd wpa_supplicant`; do
34        grep wlan /proc/$pid/cmdline >/dev/null && \
35            kill $pid
36    done
37    
38    include /lib/network
39    cd /proc/sys/net
40    for dev in *; do
41        grep "$device" "$dev/%parent" >/dev/null 2>/dev/null && {
42            ifconfig "$dev" down
43            unbridge "$dev"
44        }
45    done
46    return 0
47)
48
49enable_acx() {
50    local device="$1"
51    config_get channel "$device" channel
52    config_get vifs "$device" vifs
53    config_get country "$device" country
54    
55    local first=1
56    for vif in $vifs; do
57        config_get ifname "$vif" ifname
58        ifconfig "$ifname" down
59        config_get enc "$vif" encryption
60        config_get eap_type "$vif" eap_type
61        config_get mode "$vif" mode
62        
63        config_get ifname "$vif" ifname
64        [ $? -ne 0 ] && {
65            echo "enable_acx($device): Failed to set up $mode vif $ifname" >&2
66            continue
67        }
68        config_set "$vif" ifname "$ifname"
69
70        [ "$first" = 1 ] && {
71            # only need to change freq band and channel on the first vif
72            case $country in
73                us)
74                    iwpriv "$device" SetRegDomain 1
75                    ;;
76                ca)
77                    iwpriv "$device" SetRegDomain 2
78                    ;;
79                de|uk|be|hu|nl|pt|pl|se|dk)
80                    iwpriv "$device" SetRegDomain 3
81                    ;;
82                es)
83                    iwpriv "$device" SetRegDomain 4
84                    ;;
85                fr)
86                    iwpriv "$device" SetRegDomain 5
87                    ;;
88                jp)
89                    iwpriv "$device" SetRegDomain 7
90                    ;;
91                il)
92                    iwpriv "$device" SetRegDomain 8
93            esac
94                    
95            iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
96            if [ "$mode" = adhoc ]; then
97                iwlist "$ifname" scan >/dev/null 2>/dev/null
98                sleep 1
99                iwconfig "$ifname" mode ad-hoc >/dev/null 2>/dev/null
100            fi
101            sleep 1
102            iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
103        }
104
105        case "$mode" in
106            sta)
107                iwconfig "$ifname" mode managed >/dev/null 2>/dev/null
108                ;;
109            ap)
110                iwconfig "$ifname" mode master >/dev/null 2>/dev/null
111                ;;
112            *)
113                iwconfig "$ifname" mode $mode >/dev/null 2>/dev/null
114        esac
115    
116        wpa=
117        case "$enc" in
118            WEP|wep)
119                for idx in 1 2 3 4; do
120                    config_get key "$vif" "key${idx}"
121                    iwconfig "$ifname" enc "[$idx]" "${key:-off}"
122                done
123                config_get key "$vif" key
124                key="${key:-1}"
125                case "$key" in
126                    [1234]) iwconfig "$ifname" enc restricted "[$key]";;
127                    *) iwconfig "$ifname" enc restricted "$key";;
128                esac
129            ;;
130            PSK|psk|PSK2|psk2)
131                echo "WARNING WPA / WPA2 not supported by acx driver"
132                config_get key "$vif" key
133            ;;
134        esac
135
136        case "$mode" in
137            adhoc)
138                config_get addr "$vif" bssid
139                [ -z "$addr" ] || {
140                    iwconfig "$ifname" ap "$addr"
141                }
142            ;;
143        esac
144        config_get ssid "$vif" ssid
145
146        config_get txpwr "$vif" txpower
147        if [ -n "$txpwr" ]; then
148            iwconfig "$ifname" txpower "${txpwr%%.*}"
149        fi
150
151        config_get frag "$vif" frag
152        if [ -n "$frag" ]; then
153            iwconfig "$ifname" frag "${frag%%.*}"
154        fi
155
156        config_get rts "$vif" rts
157        if [ -n "$rts" ]; then
158            iwconfig "$ifname" rts "${rts%%.*}"
159        fi
160
161        ifconfig "$ifname" up
162        iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
163
164        local net_cfg bridge
165        net_cfg="$(find_net_config "$vif")"
166        [ -z "$net_cfg" ] || {
167            bridge="$(bridge_interface "$net_cfg")"
168            config_set "$vif" bridge "$bridge"
169            start_net "$ifname" "$net_cfg"
170        }
171        iwconfig "$ifname" essid "$ssid"
172        set_wifi_up "$vif" "$ifname"
173        first=0
174    done
175    
176    echo 1 >/sys/class/leds/wifi/brightness
177}
178
179
180detect_acx() {
181    cd /sys/class/net
182    for dev in $(ls -d wlan* 2>&-); do
183        config_get type "$dev" type
184        [ "$type" = acx ] && return
185        cat <<EOF
186config wifi-device $dev
187    option type acx
188    option channel 11
189
190    # REMOVE THIS LINE TO ENABLE WIFI:
191    option disabled 1
192
193config wifi-iface
194    option device $dev
195    option network lan
196    option mode ap
197    option ssid OpenWrt
198    option encryption none
199EOF
200    done
201}
202

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