summaryrefslogtreecommitdiffstats
path: root/package/hostapd-rtk/files/realtek.sh
blob: 092d7843cbd3be9588829a326be4d7ba70d2af34 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
#!/bin/sh
append DRIVERS "realtek"

find_realtek_phy() {
	local device="$1"

	local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')"
	config_get phy "$device" phy
	[ -z "$phy" -a -n "$macaddr" ] && {
		cd /sys/class/net
		for phy in $(ls -d wlan[0-9] 2>&-); do
			[ "$macaddr" = "$(cat /sys/class/net/${phy}/address)" ] || continue
			config_set "$device" phy "$phy"
			break
		done
		config_get phy "$device" phy
	}
	[ -n "$phy" -a -d "/sys/class/net/$phy" ] || {
		echo "phy for wifi device $1 not found"
		return 1
	}
	[ -z "$macaddr" ] && {
		config_set "$device" macaddr "$(cat /sys/class/net/${phy}/address)"
	}
	return 0
}

scan_realtek() {
	local device="$1"
	local mainvif
	local wds

	[ ${device%[0-9]} = "wlan" ] && config_set "$device" phy "$device" || find_realtek_phy "$device" || {
		config_unset "$device" vifs
		return 0
	}
	config_get phy "$device" phy

	config_get vifs "$device" vifs
	local _c=0
	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)
				# Only one vif is allowed on AP, station, Ad-hoc or monitor mode
				[ -z "$mainvif" ] && {
					mainvif="$vif"
					config_set "$vif" ifname "$phy"
				}
			;;
			wds)
				config_get ssid "$vif" ssid
				[ -z "$ssid" ] && continue
				config_set "$vif" ifname "${phy}wds${_c}"
				_c=$(($_c + 1))
				addr="$ssid"
				${addr:+append wds "$vif"}
			;;
			*) echo "$device($vif): Invalid mode, ignored."; continue;;
		esac
	done
	config_set "$device" vifs "${mainvif:+$mainvif }${wds:+$wds}"
}

disable_realtek() (
	local device="$1"

	find_realtek_phy "$device" || return 0
	config_get phy "$device" phy

	echo disable_realtek phy=$phy device=$device

	#doesn't work?
	set_wifi_down "$device"

	include /lib/network
#	while read line < //${phy}/wds; do
#		set $line
#		[ -f "/var/run/wifi-${1}.pid" ] &&
#			kill "$(cat "/var/run/wifi-${1}.pid")"
#		ifconfig "$1" down
#		unbridge "$1"
#		iwpriv "$phy" wds_del "$2"
#	done

	echo unbridge "$phy"
	unbridge "$phy"
	ifconfig "$phy" down

	return 0
)

enable_realtek() {
	local device="$1"

	find_realtek_phy "$device" || return 0
	config_get phy "$device" phy

	config_get channel "$device" channel
	[ -n "$channel" ] && iwconfig "$phy" channel "$channel" >/dev/null 2>/dev/null


	config_get vifs "$device" vifs
	local first=1
	echo device=$device vifs=$vifs
	for vif in $vifs; do
		config_get ifname "$vif" ifname
		config_get ssid "$vif" ssid
		config_get mode "$vif" mode

		echo vif=$vif ifname=$ifname

		[ "$mode" = "wds" ] || iwconfig "$phy" essid ${ssid:+-- }"${ssid:-any}"

		case "$mode" in
			sta)
				iwconfig "$phy" mode managed
				config_get addr "$device" bssid
				[ -z "$addr" ] || {
					iwconfig "$phy" ap "$addr"
				}
			;;
			ap) iwconfig "$phy" mode master;;
			wds) iwpriv "$phy" wds_add "$ssid";;
			adhoc) iwconfig "$phy" mode ad-hoc;;
			*) iwconfig "$phy" mode "$mode";;
		esac

		[ "$first" = 1 ] && {
			config_get rate "$vif" rate
			[ -n "$rate" ] && iwconfig "$phy" rate "${rate%%.*}"

			config_get_bool hidden "$vif" hidden 0
			iwpriv "$phy" set_mib hiddenAP="$hidden"

			config_get frag "$vif" frag
			[ -n "$frag" ] && iwconfig "$phy" frag "${frag%%.*}"

			config_get rts "$vif" rts
			[ -n "$rts" ] && iwconfig "$phy" rts "${rts%%.*}"

			config_get maclist "$vif" maclist
			[ -n "$maclist" ] && {
				# flush MAC list
				iwpriv "$phy" maccmd 3
				for mac in $maclist; do
					iwpriv "$phy" addmac "$mac"
				done
			}
			config_get macpolicy "$vif" macpolicy
			case "$macpolicy" in
				allow)
					iwpriv "$phy" maccmd 2
				;;
				deny)
					iwpriv "$phy" maccmd 1
				;;
				*)
					# default deny policy if mac list exists
					[ -n "$maclist" ] && iwpriv "$phy" maccmd 1
				;;
			esac
			# kick all stations if we have policy explicitly set
			[ -n "$macpolicy" ] && iwpriv "$phy" maccmd 4
		}

		config_get enc "$vif" encryption
		case "$enc" in
			WEP|wep)
				for idx in 1 2 3 4; do
					config_get key "$vif" "key${idx}"
					iwconfig "$ifname" enc "[$idx]" "${key:-off}"
				done
				config_get key "$vif" key
				key="${key:-1}"
				case "$key" in
					[1234]) iwconfig "$ifname" enc "[$key]";;
					*) iwconfig "$ifname" enc "$key";;
				esac
			;;
			psk*|wpa*)
				start_hostapd=1
				config_get key "$vif" key
			;;
		esac

		local net_cfg bridge
		net_cfg="$(find_net_config "$vif")"
		echo net_cfg=$net_cfg > /dev/ttyS0
		# dirty workaround for wlan0 not appearing when router is started
		bridge="br-lan"

		# set mac address from /etc/config/wireless
		local macaddr
		config_get macaddr "$device" macaddr
		[ -z "$macaddr" ] || ifconfig "$device" hw ether "$macaddr"

		# set led to link/tx/rx (data,management) mode
		# have to be here because router will lock in wlan0 will be up durig this
		iwpriv "$ifname" set_mib led_type=11

		sleep 4
		brctl show > /dev/ttyS0
		[ -z "$net_cfg" ] || {
			#bridge="$(bridge_interface "$net_cfg")"
			echo vif=$vif bridge=$bridge > /dev/ttyS0
			echo tree config_set "$vif" bridge "$bridge" > /dev/ttyS0
			config_set "$vif" bridge "$bridge"
			echo house start_net "$ifname" "$net_cfg" > /dev/ttyS0

			set | grep CONFIG_ > /dev/ttyS0
			start_net "$ifname" "$net_cfg"
		}
		sleep 1
		brctl show > /dev/ttyS0

		# start hostapd anyway for now, it's much more stable than native ap mode
		start_hostapd=1

		[ -n "$start_hostapd" ] || {
			local htmode
			config_get htmode "$device" htmode
			case "$htmode" in
				*HT40-*)
					iwpriv "$ifname" set_mib use40M=1
					iwpriv "$ifname" set_mib shortGI40M=1
					iwpriv "$ifname" set_mib 2ndchoffset=1
				;;
				*HT40+*)
					iwpriv "$ifname" set_mib use40M=1
					iwpriv "$ifname" set_mib shortGI40M=1
					iwpriv "$ifname" set_mib 2ndchoffset=2
				;;
			esac

			# for 40MHz only mode
			#TODO: enable after realtek merge with hostapd?
			#iwpriw "$ifname" set_mib coexist=0

			# enable Space-Time Block Coding for better throughput
			#iwpriv "$ifname" set_mib stbc=1

			#sleep 1
			ifconfig "$ifname" up
		}

		#doesn't work?
		set_wifi_up "$vif" "$ifname"

		case "$mode" in
			ap)
				if [ -n "$start_hostapd" ] && eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then
					hostapd_setup_vif "$vif" realtek || {
						echo "enable_realtek($device): Failed to set up hostapd for interface $ifname" >&2
						# make sure this wifi interface won't accidentally stay open without encryption
						ifconfig "$ifname" down
						continue
					}
				fi
			;;
			wds|sta)
				if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
					wpa_supplicant_setup_vif "$vif" realtek || {
						echo "enable_realtek($device): Failed to set up wpa_supplicant for interface $ifname" >&2
						ifconfig "$ifname" down
						continue
					}
				fi
			;;
		esac
		first=0
	done

}

check_realtek_device() {
	[ ${1%[0-9]} = "wlan" ] && config_set "$1" phy "$1"
	config_get phy "$1" phy
	[ -z "$phy" ] && {
		find_realtek_phy "$1" >/dev/null || return 0
		config_get phy "$1" phy
	}
	[ "$phy" = "$dev" ] && found=1
}

detect_realtek() {
	devidx=0
	config_load wireless
	while :; do
		config_get type "wlan$devidx" type
		[ -n "$type" ] || break
		devidx=$(($devidx + 1))
	done
	cd /sys/class/net/
	[ -d wlan[0-9] ] || return
	for dev in $(ls -d wlan[0-9] 2>&-); do
		found=0
		config_foreach check_realtek_device wifi-device
		[ "$found" -gt 0 ] && continue
		cat <<EOF
config wifi-device wlan$devidx
	option type	realtek
	option channel  11
	option macaddr	$(rtkmib --get wmac0)
	#TODO: enable after realtek merge with hostapd
	#option hwmode	11ng
	option htmode	HT40-

	# UNCOMMENT THIS LINE TO DISABLE WIFI:
	# option disabled 1

config wifi-iface
	option device	wlan$devidx
	option network	lan
	option mode	ap
	option ssid	OpenWrt
	option encryption none

EOF
	devidx=$(($devidx + 1))
	done
}