2 * Copyright 2002-2005, Instant802 Networks, Inc.
3 * Copyright 2005-2006, Devicescape Software, Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
10 #include <linux/module.h>
11 #include <linux/init.h>
12 #include <linux/netdevice.h>
13 #include <linux/types.h>
14 #include <linux/slab.h>
15 #include <linux/skbuff.h>
16 #include <linux/etherdevice.h>
17 #include <linux/if_arp.h>
18 #include <linux/wireless.h>
19 #include <net/iw_handler.h>
20 #include <asm/uaccess.h>
22 #include <net/mac80211.h>
23 #include "ieee80211_i.h"
30 static int ieee80211_set_encryption(struct net_device
*dev
, u8
*sta_addr
,
31 int idx
, int alg
, int remove
,
32 int set_tx_key
, const u8
*_key
,
35 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
37 struct ieee80211_key
*key
;
38 struct ieee80211_sub_if_data
*sdata
;
41 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
43 if (idx
< 0 || idx
>= NUM_DEFAULT_KEYS
) {
44 printk(KERN_DEBUG
"%s: set_encrypt - invalid idx=%d\n",
54 if (is_broadcast_ether_addr(sta_addr
)) {
55 key
= sdata
->keys
[idx
];
57 sta
= sta_info_get(local
, sta_addr
);
65 ieee80211_key_free(key
);
67 key
= ieee80211_key_alloc(alg
, idx
, key_len
, _key
);
76 if (!is_broadcast_ether_addr(sta_addr
)) {
79 * According to the standard, the key index of a
80 * pairwise key must be zero. However, some AP are
81 * broken when it comes to WEP key indices, so we
84 if (idx
!= 0 && alg
!= ALG_WEP
) {
85 ieee80211_key_free(key
);
90 sta
= sta_info_get(local
, sta_addr
);
92 ieee80211_key_free(key
);
98 ieee80211_key_link(key
, sdata
, sta
);
100 if (set_tx_key
|| (!sta
&& !sdata
->default_key
&& key
))
101 ieee80211_set_default_key(sdata
, idx
);
110 static int ieee80211_ioctl_siwgenie(struct net_device
*dev
,
111 struct iw_request_info
*info
,
112 struct iw_point
*data
, char *extra
)
114 struct ieee80211_sub_if_data
*sdata
;
116 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
118 if (sdata
->flags
& IEEE80211_SDATA_USERSPACE_MLME
)
121 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
122 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
) {
123 int ret
= ieee80211_sta_set_extra_ie(dev
, extra
, data
->length
);
126 sdata
->u
.sta
.flags
&= ~IEEE80211_STA_AUTO_BSSID_SEL
;
127 ieee80211_sta_req_auth(dev
, &sdata
->u
.sta
);
134 static int ieee80211_ioctl_giwname(struct net_device
*dev
,
135 struct iw_request_info
*info
,
136 char *name
, char *extra
)
138 strcpy(name
, "IEEE 802.11");
144 static int ieee80211_ioctl_giwrange(struct net_device
*dev
,
145 struct iw_request_info
*info
,
146 struct iw_point
*data
, char *extra
)
148 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
149 struct iw_range
*range
= (struct iw_range
*) extra
;
150 enum ieee80211_band band
;
153 data
->length
= sizeof(struct iw_range
);
154 memset(range
, 0, sizeof(struct iw_range
));
156 range
->we_version_compiled
= WIRELESS_EXT
;
157 range
->we_version_source
= 21;
158 range
->retry_capa
= IW_RETRY_LIMIT
;
159 range
->retry_flags
= IW_RETRY_LIMIT
;
160 range
->min_retry
= 0;
161 range
->max_retry
= 255;
163 range
->max_rts
= 2347;
164 range
->min_frag
= 256;
165 range
->max_frag
= 2346;
167 range
->encoding_size
[0] = 5;
168 range
->encoding_size
[1] = 13;
169 range
->num_encoding_sizes
= 2;
170 range
->max_encoding_tokens
= NUM_DEFAULT_KEYS
;
172 if (local
->hw
.flags
& IEEE80211_HW_SIGNAL_UNSPEC
||
173 local
->hw
.flags
& IEEE80211_HW_SIGNAL_DB
)
174 range
->max_qual
.level
= local
->hw
.max_signal
;
175 else if (local
->hw
.flags
& IEEE80211_HW_SIGNAL_DBM
)
176 range
->max_qual
.level
= -110;
178 range
->max_qual
.level
= 0;
180 if (local
->hw
.flags
& IEEE80211_HW_NOISE_DBM
)
181 range
->max_qual
.noise
= -110;
183 range
->max_qual
.noise
= 0;
185 range
->max_qual
.qual
= 100;
186 range
->max_qual
.updated
= local
->wstats_flags
;
188 range
->avg_qual
.qual
= 50;
189 /* not always true but better than nothing */
190 range
->avg_qual
.level
= range
->max_qual
.level
/ 2;
191 range
->avg_qual
.noise
= range
->max_qual
.noise
/ 2;
192 range
->avg_qual
.updated
= local
->wstats_flags
;
194 range
->enc_capa
= IW_ENC_CAPA_WPA
| IW_ENC_CAPA_WPA2
|
195 IW_ENC_CAPA_CIPHER_TKIP
| IW_ENC_CAPA_CIPHER_CCMP
;
198 for (band
= 0; band
< IEEE80211_NUM_BANDS
; band
++) {
200 struct ieee80211_supported_band
*sband
;
202 sband
= local
->hw
.wiphy
->bands
[band
];
207 for (i
= 0; i
< sband
->n_channels
&& c
< IW_MAX_FREQUENCIES
; i
++) {
208 struct ieee80211_channel
*chan
= &sband
->channels
[i
];
210 if (!(chan
->flags
& IEEE80211_CHAN_DISABLED
)) {
212 ieee80211_frequency_to_channel(
214 range
->freq
[c
].m
= chan
->center_freq
;
215 range
->freq
[c
].e
= 6;
220 range
->num_channels
= c
;
221 range
->num_frequency
= c
;
223 IW_EVENT_CAPA_SET_KERNEL(range
->event_capa
);
224 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWTHRSPY
);
225 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWAP
);
226 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWSCAN
);
228 range
->scan_capa
|= IW_SCAN_CAPA_ESSID
;
234 static int ieee80211_ioctl_siwmode(struct net_device
*dev
,
235 struct iw_request_info
*info
,
236 __u32
*mode
, char *extra
)
238 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
241 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_VLAN
)
246 type
= IEEE80211_IF_TYPE_STA
;
249 type
= IEEE80211_IF_TYPE_IBSS
;
252 type
= IEEE80211_IF_TYPE_WDS
;
254 case IW_MODE_MONITOR
:
255 type
= IEEE80211_IF_TYPE_MNTR
;
261 if (type
== sdata
->vif
.type
)
263 if (netif_running(dev
))
266 ieee80211_if_reinit(dev
);
267 ieee80211_if_set_type(dev
, type
);
273 static int ieee80211_ioctl_giwmode(struct net_device
*dev
,
274 struct iw_request_info
*info
,
275 __u32
*mode
, char *extra
)
277 struct ieee80211_sub_if_data
*sdata
;
279 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
280 switch (sdata
->vif
.type
) {
281 case IEEE80211_IF_TYPE_AP
:
282 *mode
= IW_MODE_MASTER
;
284 case IEEE80211_IF_TYPE_STA
:
285 *mode
= IW_MODE_INFRA
;
287 case IEEE80211_IF_TYPE_IBSS
:
288 *mode
= IW_MODE_ADHOC
;
290 case IEEE80211_IF_TYPE_MNTR
:
291 *mode
= IW_MODE_MONITOR
;
293 case IEEE80211_IF_TYPE_WDS
:
294 *mode
= IW_MODE_REPEAT
;
296 case IEEE80211_IF_TYPE_VLAN
:
297 *mode
= IW_MODE_SECOND
; /* FIXME */
300 *mode
= IW_MODE_AUTO
;
306 int ieee80211_set_freq(struct ieee80211_local
*local
, int freqMHz
)
309 struct ieee80211_channel
*chan
;
311 chan
= ieee80211_get_channel(local
->hw
.wiphy
, freqMHz
);
313 if (chan
&& !(chan
->flags
& IEEE80211_CHAN_DISABLED
)) {
314 local
->oper_channel
= chan
;
316 if (local
->sta_sw_scanning
|| local
->sta_hw_scanning
)
319 ret
= ieee80211_hw_config(local
);
321 rate_control_clear(local
);
327 static int ieee80211_ioctl_siwfreq(struct net_device
*dev
,
328 struct iw_request_info
*info
,
329 struct iw_freq
*freq
, char *extra
)
331 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
332 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
334 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
)
335 sdata
->u
.sta
.flags
&= ~IEEE80211_STA_AUTO_CHANNEL_SEL
;
337 /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
340 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
)
341 sdata
->u
.sta
.flags
|=
342 IEEE80211_STA_AUTO_CHANNEL_SEL
;
345 return ieee80211_set_freq(local
,
346 ieee80211_channel_to_frequency(freq
->m
));
348 int i
, div
= 1000000;
349 for (i
= 0; i
< freq
->e
; i
++)
352 return ieee80211_set_freq(local
, freq
->m
/ div
);
359 static int ieee80211_ioctl_giwfreq(struct net_device
*dev
,
360 struct iw_request_info
*info
,
361 struct iw_freq
*freq
, char *extra
)
363 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
365 freq
->m
= local
->hw
.conf
.channel
->center_freq
;
372 static int ieee80211_ioctl_siwessid(struct net_device
*dev
,
373 struct iw_request_info
*info
,
374 struct iw_point
*data
, char *ssid
)
376 struct ieee80211_sub_if_data
*sdata
;
377 size_t len
= data
->length
;
379 /* iwconfig uses nul termination in SSID.. */
380 if (len
> 0 && ssid
[len
- 1] == '\0')
383 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
384 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
385 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
) {
387 if (sdata
->flags
& IEEE80211_SDATA_USERSPACE_MLME
) {
388 if (len
> IEEE80211_MAX_SSID_LEN
)
390 memcpy(sdata
->u
.sta
.ssid
, ssid
, len
);
391 sdata
->u
.sta
.ssid_len
= len
;
395 sdata
->u
.sta
.flags
&= ~IEEE80211_STA_AUTO_SSID_SEL
;
397 sdata
->u
.sta
.flags
|= IEEE80211_STA_AUTO_SSID_SEL
;
398 ret
= ieee80211_sta_set_ssid(dev
, ssid
, len
);
401 ieee80211_sta_req_auth(dev
, &sdata
->u
.sta
);
405 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_AP
) {
406 memcpy(sdata
->u
.ap
.ssid
, ssid
, len
);
407 memset(sdata
->u
.ap
.ssid
+ len
, 0,
408 IEEE80211_MAX_SSID_LEN
- len
);
409 sdata
->u
.ap
.ssid_len
= len
;
410 return ieee80211_if_config(dev
);
416 static int ieee80211_ioctl_giwessid(struct net_device
*dev
,
417 struct iw_request_info
*info
,
418 struct iw_point
*data
, char *ssid
)
422 struct ieee80211_sub_if_data
*sdata
;
423 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
424 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
425 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
) {
426 int res
= ieee80211_sta_get_ssid(dev
, ssid
, &len
);
435 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_AP
) {
436 len
= sdata
->u
.ap
.ssid_len
;
437 if (len
> IW_ESSID_MAX_SIZE
)
438 len
= IW_ESSID_MAX_SIZE
;
439 memcpy(ssid
, sdata
->u
.ap
.ssid
, len
);
448 static int ieee80211_ioctl_siwap(struct net_device
*dev
,
449 struct iw_request_info
*info
,
450 struct sockaddr
*ap_addr
, char *extra
)
452 struct ieee80211_sub_if_data
*sdata
;
454 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
455 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
456 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
) {
458 if (sdata
->flags
& IEEE80211_SDATA_USERSPACE_MLME
) {
459 memcpy(sdata
->u
.sta
.bssid
, (u8
*) &ap_addr
->sa_data
,
463 if (is_zero_ether_addr((u8
*) &ap_addr
->sa_data
))
464 sdata
->u
.sta
.flags
|= IEEE80211_STA_AUTO_BSSID_SEL
|
465 IEEE80211_STA_AUTO_CHANNEL_SEL
;
466 else if (is_broadcast_ether_addr((u8
*) &ap_addr
->sa_data
))
467 sdata
->u
.sta
.flags
|= IEEE80211_STA_AUTO_BSSID_SEL
;
469 sdata
->u
.sta
.flags
&= ~IEEE80211_STA_AUTO_BSSID_SEL
;
470 ret
= ieee80211_sta_set_bssid(dev
, (u8
*) &ap_addr
->sa_data
);
473 ieee80211_sta_req_auth(dev
, &sdata
->u
.sta
);
475 } else if (sdata
->vif
.type
== IEEE80211_IF_TYPE_WDS
) {
477 * If it is necessary to update the WDS peer address
478 * while the interface is running, then we need to do
479 * more work here, namely if it is running we need to
480 * add a new and remove the old STA entry, this is
481 * normally handled by _open() and _stop().
483 if (netif_running(dev
))
486 memcpy(&sdata
->u
.wds
.remote_addr
, (u8
*) &ap_addr
->sa_data
,
496 static int ieee80211_ioctl_giwap(struct net_device
*dev
,
497 struct iw_request_info
*info
,
498 struct sockaddr
*ap_addr
, char *extra
)
500 struct ieee80211_sub_if_data
*sdata
;
502 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
503 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
504 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
) {
505 ap_addr
->sa_family
= ARPHRD_ETHER
;
506 memcpy(&ap_addr
->sa_data
, sdata
->u
.sta
.bssid
, ETH_ALEN
);
508 } else if (sdata
->vif
.type
== IEEE80211_IF_TYPE_WDS
) {
509 ap_addr
->sa_family
= ARPHRD_ETHER
;
510 memcpy(&ap_addr
->sa_data
, sdata
->u
.wds
.remote_addr
, ETH_ALEN
);
518 static int ieee80211_ioctl_siwscan(struct net_device
*dev
,
519 struct iw_request_info
*info
,
520 union iwreq_data
*wrqu
, char *extra
)
522 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
523 struct iw_scan_req
*req
= NULL
;
527 if (!netif_running(dev
))
530 if (sdata
->vif
.type
!= IEEE80211_IF_TYPE_STA
&&
531 sdata
->vif
.type
!= IEEE80211_IF_TYPE_IBSS
&&
532 sdata
->vif
.type
!= IEEE80211_IF_TYPE_MESH_POINT
&&
533 sdata
->vif
.type
!= IEEE80211_IF_TYPE_AP
)
536 /* if SSID was specified explicitly then use that */
537 if (wrqu
->data
.length
== sizeof(struct iw_scan_req
) &&
538 wrqu
->data
.flags
& IW_SCAN_THIS_ESSID
) {
539 req
= (struct iw_scan_req
*)extra
;
541 ssid_len
= req
->essid_len
;
544 return ieee80211_sta_req_scan(dev
, ssid
, ssid_len
);
548 static int ieee80211_ioctl_giwscan(struct net_device
*dev
,
549 struct iw_request_info
*info
,
550 struct iw_point
*data
, char *extra
)
553 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
555 if (local
->sta_sw_scanning
|| local
->sta_hw_scanning
)
558 res
= ieee80211_sta_scan_results(dev
, extra
, data
->length
);
568 static int ieee80211_ioctl_siwrate(struct net_device
*dev
,
569 struct iw_request_info
*info
,
570 struct iw_param
*rate
, char *extra
)
572 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
573 int i
, err
= -EINVAL
;
574 u32 target_rate
= rate
->value
/ 100000;
575 struct ieee80211_sub_if_data
*sdata
;
576 struct ieee80211_supported_band
*sband
;
578 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
582 sband
= local
->hw
.wiphy
->bands
[local
->hw
.conf
.channel
->band
];
584 /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates
585 * target_rate = X, rate->fixed = 1 means only rate X
586 * target_rate = X, rate->fixed = 0 means all rates <= X */
587 sdata
->bss
->max_ratectrl_rateidx
= -1;
588 sdata
->bss
->force_unicast_rateidx
= -1;
592 for (i
=0; i
< sband
->n_bitrates
; i
++) {
593 struct ieee80211_rate
*brate
= &sband
->bitrates
[i
];
594 int this_rate
= brate
->bitrate
;
596 if (target_rate
== this_rate
) {
597 sdata
->bss
->max_ratectrl_rateidx
= i
;
599 sdata
->bss
->force_unicast_rateidx
= i
;
607 static int ieee80211_ioctl_giwrate(struct net_device
*dev
,
608 struct iw_request_info
*info
,
609 struct iw_param
*rate
, char *extra
)
611 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
612 struct sta_info
*sta
;
613 struct ieee80211_sub_if_data
*sdata
;
614 struct ieee80211_supported_band
*sband
;
616 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
618 if (sdata
->vif
.type
!= IEEE80211_IF_TYPE_STA
)
621 sband
= local
->hw
.wiphy
->bands
[local
->hw
.conf
.channel
->band
];
625 sta
= sta_info_get(local
, sdata
->u
.sta
.bssid
);
627 if (sta
&& sta
->txrate_idx
< sband
->n_bitrates
)
628 rate
->value
= sband
->bitrates
[sta
->txrate_idx
].bitrate
;
637 rate
->value
*= 100000;
642 static int ieee80211_ioctl_siwtxpower(struct net_device
*dev
,
643 struct iw_request_info
*info
,
644 union iwreq_data
*data
, char *extra
)
646 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
647 bool need_reconfig
= 0;
650 if ((data
->txpower
.flags
& IW_TXPOW_TYPE
) != IW_TXPOW_DBM
)
652 if (data
->txpower
.flags
& IW_TXPOW_RANGE
)
655 if (data
->txpower
.fixed
) {
656 new_power_level
= data
->txpower
.value
;
659 * Automatic power level. Use maximum power for the current
660 * channel. Should be part of rate control.
662 struct ieee80211_channel
* chan
= local
->hw
.conf
.channel
;
666 new_power_level
= chan
->max_power
;
669 if (local
->hw
.conf
.power_level
!= new_power_level
) {
670 local
->hw
.conf
.power_level
= new_power_level
;
674 if (local
->hw
.conf
.radio_enabled
!= !(data
->txpower
.disabled
)) {
675 local
->hw
.conf
.radio_enabled
= !(data
->txpower
.disabled
);
677 ieee80211_led_radio(local
, local
->hw
.conf
.radio_enabled
);
681 ieee80211_hw_config(local
);
682 /* The return value of hw_config is not of big interest here,
683 * as it doesn't say that it failed because of _this_ config
684 * change or something else. Ignore it. */
690 static int ieee80211_ioctl_giwtxpower(struct net_device
*dev
,
691 struct iw_request_info
*info
,
692 union iwreq_data
*data
, char *extra
)
694 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
696 data
->txpower
.fixed
= 1;
697 data
->txpower
.disabled
= !(local
->hw
.conf
.radio_enabled
);
698 data
->txpower
.value
= local
->hw
.conf
.power_level
;
699 data
->txpower
.flags
= IW_TXPOW_DBM
;
704 static int ieee80211_ioctl_siwrts(struct net_device
*dev
,
705 struct iw_request_info
*info
,
706 struct iw_param
*rts
, char *extra
)
708 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
711 local
->rts_threshold
= IEEE80211_MAX_RTS_THRESHOLD
;
712 else if (rts
->value
< 0 || rts
->value
> IEEE80211_MAX_RTS_THRESHOLD
)
715 local
->rts_threshold
= rts
->value
;
717 /* If the wlan card performs RTS/CTS in hardware/firmware,
718 * configure it here */
720 if (local
->ops
->set_rts_threshold
)
721 local
->ops
->set_rts_threshold(local_to_hw(local
),
722 local
->rts_threshold
);
727 static int ieee80211_ioctl_giwrts(struct net_device
*dev
,
728 struct iw_request_info
*info
,
729 struct iw_param
*rts
, char *extra
)
731 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
733 rts
->value
= local
->rts_threshold
;
734 rts
->disabled
= (rts
->value
>= IEEE80211_MAX_RTS_THRESHOLD
);
741 static int ieee80211_ioctl_siwfrag(struct net_device
*dev
,
742 struct iw_request_info
*info
,
743 struct iw_param
*frag
, char *extra
)
745 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
748 local
->fragmentation_threshold
= IEEE80211_MAX_FRAG_THRESHOLD
;
749 else if (frag
->value
< 256 ||
750 frag
->value
> IEEE80211_MAX_FRAG_THRESHOLD
)
753 /* Fragment length must be even, so strip LSB. */
754 local
->fragmentation_threshold
= frag
->value
& ~0x1;
757 /* If the wlan card performs fragmentation in hardware/firmware,
758 * configure it here */
760 if (local
->ops
->set_frag_threshold
)
761 local
->ops
->set_frag_threshold(
763 local
->fragmentation_threshold
);
768 static int ieee80211_ioctl_giwfrag(struct net_device
*dev
,
769 struct iw_request_info
*info
,
770 struct iw_param
*frag
, char *extra
)
772 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
774 frag
->value
= local
->fragmentation_threshold
;
775 frag
->disabled
= (frag
->value
>= IEEE80211_MAX_RTS_THRESHOLD
);
782 static int ieee80211_ioctl_siwretry(struct net_device
*dev
,
783 struct iw_request_info
*info
,
784 struct iw_param
*retry
, char *extra
)
786 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
788 if (retry
->disabled
||
789 (retry
->flags
& IW_RETRY_TYPE
) != IW_RETRY_LIMIT
)
792 if (retry
->flags
& IW_RETRY_MAX
)
793 local
->long_retry_limit
= retry
->value
;
794 else if (retry
->flags
& IW_RETRY_MIN
)
795 local
->short_retry_limit
= retry
->value
;
797 local
->long_retry_limit
= retry
->value
;
798 local
->short_retry_limit
= retry
->value
;
801 if (local
->ops
->set_retry_limit
) {
802 return local
->ops
->set_retry_limit(
804 local
->short_retry_limit
,
805 local
->long_retry_limit
);
812 static int ieee80211_ioctl_giwretry(struct net_device
*dev
,
813 struct iw_request_info
*info
,
814 struct iw_param
*retry
, char *extra
)
816 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
819 if (retry
->flags
== 0 || retry
->flags
& IW_RETRY_MIN
) {
820 /* first return min value, iwconfig will ask max value
822 retry
->flags
|= IW_RETRY_LIMIT
;
823 retry
->value
= local
->short_retry_limit
;
824 if (local
->long_retry_limit
!= local
->short_retry_limit
)
825 retry
->flags
|= IW_RETRY_MIN
;
828 if (retry
->flags
& IW_RETRY_MAX
) {
829 retry
->flags
= IW_RETRY_LIMIT
| IW_RETRY_MAX
;
830 retry
->value
= local
->long_retry_limit
;
836 static int ieee80211_ioctl_siwmlme(struct net_device
*dev
,
837 struct iw_request_info
*info
,
838 struct iw_point
*data
, char *extra
)
840 struct ieee80211_sub_if_data
*sdata
;
841 struct iw_mlme
*mlme
= (struct iw_mlme
*) extra
;
843 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
844 if (sdata
->vif
.type
!= IEEE80211_IF_TYPE_STA
&&
845 sdata
->vif
.type
!= IEEE80211_IF_TYPE_IBSS
)
850 /* TODO: mlme->addr.sa_data */
851 return ieee80211_sta_deauthenticate(dev
, mlme
->reason_code
);
852 case IW_MLME_DISASSOC
:
853 /* TODO: mlme->addr.sa_data */
854 return ieee80211_sta_disassociate(dev
, mlme
->reason_code
);
861 static int ieee80211_ioctl_siwencode(struct net_device
*dev
,
862 struct iw_request_info
*info
,
863 struct iw_point
*erq
, char *keybuf
)
865 struct ieee80211_sub_if_data
*sdata
;
866 int idx
, i
, alg
= ALG_WEP
;
867 u8 bcaddr
[ETH_ALEN
] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
870 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
872 idx
= erq
->flags
& IW_ENCODE_INDEX
;
874 if (sdata
->default_key
)
875 for (i
= 0; i
< NUM_DEFAULT_KEYS
; i
++) {
876 if (sdata
->default_key
== sdata
->keys
[i
]) {
881 } else if (idx
< 1 || idx
> 4)
886 if (erq
->flags
& IW_ENCODE_DISABLED
)
888 else if (erq
->length
== 0) {
889 /* No key data - just set the default TX key index */
890 ieee80211_set_default_key(sdata
, idx
);
894 return ieee80211_set_encryption(
898 keybuf
, erq
->length
);
902 static int ieee80211_ioctl_giwencode(struct net_device
*dev
,
903 struct iw_request_info
*info
,
904 struct iw_point
*erq
, char *key
)
906 struct ieee80211_sub_if_data
*sdata
;
909 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
911 idx
= erq
->flags
& IW_ENCODE_INDEX
;
912 if (idx
< 1 || idx
> 4) {
914 if (!sdata
->default_key
)
916 else for (i
= 0; i
< NUM_DEFAULT_KEYS
; i
++) {
917 if (sdata
->default_key
== sdata
->keys
[i
]) {
927 erq
->flags
= idx
+ 1;
929 if (!sdata
->keys
[idx
]) {
931 erq
->flags
|= IW_ENCODE_DISABLED
;
935 memcpy(key
, sdata
->keys
[idx
]->conf
.key
,
936 min_t(int, erq
->length
, sdata
->keys
[idx
]->conf
.keylen
));
937 erq
->length
= sdata
->keys
[idx
]->conf
.keylen
;
938 erq
->flags
|= IW_ENCODE_ENABLED
;
943 static int ieee80211_ioctl_siwauth(struct net_device
*dev
,
944 struct iw_request_info
*info
,
945 struct iw_param
*data
, char *extra
)
947 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
950 switch (data
->flags
& IW_AUTH_INDEX
) {
951 case IW_AUTH_WPA_VERSION
:
952 case IW_AUTH_CIPHER_PAIRWISE
:
953 case IW_AUTH_CIPHER_GROUP
:
954 case IW_AUTH_WPA_ENABLED
:
955 case IW_AUTH_RX_UNENCRYPTED_EAPOL
:
956 case IW_AUTH_KEY_MGMT
:
958 case IW_AUTH_DROP_UNENCRYPTED
:
959 sdata
->drop_unencrypted
= !!data
->value
;
961 case IW_AUTH_PRIVACY_INVOKED
:
962 if (sdata
->vif
.type
!= IEEE80211_IF_TYPE_STA
)
965 sdata
->u
.sta
.flags
&= ~IEEE80211_STA_PRIVACY_INVOKED
;
967 * Privacy invoked by wpa_supplicant, store the
968 * value and allow associating to a protected
969 * network without having a key up front.
972 sdata
->u
.sta
.flags
|=
973 IEEE80211_STA_PRIVACY_INVOKED
;
976 case IW_AUTH_80211_AUTH_ALG
:
977 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
978 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
)
979 sdata
->u
.sta
.auth_algs
= data
->value
;
990 /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */
991 static struct iw_statistics
*ieee80211_get_wireless_stats(struct net_device
*dev
)
993 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
994 struct iw_statistics
*wstats
= &local
->wstats
;
995 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
996 struct sta_info
*sta
= NULL
;
1000 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
1001 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
)
1002 sta
= sta_info_get(local
, sdata
->u
.sta
.bssid
);
1004 wstats
->discard
.fragment
= 0;
1005 wstats
->discard
.misc
= 0;
1006 wstats
->qual
.qual
= 0;
1007 wstats
->qual
.level
= 0;
1008 wstats
->qual
.noise
= 0;
1009 wstats
->qual
.updated
= IW_QUAL_ALL_INVALID
;
1011 wstats
->qual
.level
= sta
->last_signal
;
1012 wstats
->qual
.qual
= sta
->last_qual
;
1013 wstats
->qual
.noise
= sta
->last_noise
;
1014 wstats
->qual
.updated
= local
->wstats_flags
;
1022 static int ieee80211_ioctl_giwauth(struct net_device
*dev
,
1023 struct iw_request_info
*info
,
1024 struct iw_param
*data
, char *extra
)
1026 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
1029 switch (data
->flags
& IW_AUTH_INDEX
) {
1030 case IW_AUTH_80211_AUTH_ALG
:
1031 if (sdata
->vif
.type
== IEEE80211_IF_TYPE_STA
||
1032 sdata
->vif
.type
== IEEE80211_IF_TYPE_IBSS
)
1033 data
->value
= sdata
->u
.sta
.auth_algs
;
1045 static int ieee80211_ioctl_siwencodeext(struct net_device
*dev
,
1046 struct iw_request_info
*info
,
1047 struct iw_point
*erq
, char *extra
)
1049 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
1050 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*) extra
;
1051 int uninitialized_var(alg
), idx
, i
, remove
= 0;
1054 case IW_ENCODE_ALG_NONE
:
1057 case IW_ENCODE_ALG_WEP
:
1060 case IW_ENCODE_ALG_TKIP
:
1063 case IW_ENCODE_ALG_CCMP
:
1070 if (erq
->flags
& IW_ENCODE_DISABLED
)
1073 idx
= erq
->flags
& IW_ENCODE_INDEX
;
1074 if (idx
< 1 || idx
> 4) {
1076 if (!sdata
->default_key
)
1078 else for (i
= 0; i
< NUM_DEFAULT_KEYS
; i
++) {
1079 if (sdata
->default_key
== sdata
->keys
[i
]) {
1089 return ieee80211_set_encryption(dev
, ext
->addr
.sa_data
, idx
, alg
,
1092 IW_ENCODE_EXT_SET_TX_KEY
,
1093 ext
->key
, ext
->key_len
);
1097 /* Structures to export the Wireless Handlers */
1099 static const iw_handler ieee80211_handler
[] =
1101 (iw_handler
) NULL
, /* SIOCSIWCOMMIT */
1102 (iw_handler
) ieee80211_ioctl_giwname
, /* SIOCGIWNAME */
1103 (iw_handler
) NULL
, /* SIOCSIWNWID */
1104 (iw_handler
) NULL
, /* SIOCGIWNWID */
1105 (iw_handler
) ieee80211_ioctl_siwfreq
, /* SIOCSIWFREQ */
1106 (iw_handler
) ieee80211_ioctl_giwfreq
, /* SIOCGIWFREQ */
1107 (iw_handler
) ieee80211_ioctl_siwmode
, /* SIOCSIWMODE */
1108 (iw_handler
) ieee80211_ioctl_giwmode
, /* SIOCGIWMODE */
1109 (iw_handler
) NULL
, /* SIOCSIWSENS */
1110 (iw_handler
) NULL
, /* SIOCGIWSENS */
1111 (iw_handler
) NULL
/* not used */, /* SIOCSIWRANGE */
1112 (iw_handler
) ieee80211_ioctl_giwrange
, /* SIOCGIWRANGE */
1113 (iw_handler
) NULL
/* not used */, /* SIOCSIWPRIV */
1114 (iw_handler
) NULL
/* kernel code */, /* SIOCGIWPRIV */
1115 (iw_handler
) NULL
/* not used */, /* SIOCSIWSTATS */
1116 (iw_handler
) NULL
/* kernel code */, /* SIOCGIWSTATS */
1117 (iw_handler
) NULL
, /* SIOCSIWSPY */
1118 (iw_handler
) NULL
, /* SIOCGIWSPY */
1119 (iw_handler
) NULL
, /* SIOCSIWTHRSPY */
1120 (iw_handler
) NULL
, /* SIOCGIWTHRSPY */
1121 (iw_handler
) ieee80211_ioctl_siwap
, /* SIOCSIWAP */
1122 (iw_handler
) ieee80211_ioctl_giwap
, /* SIOCGIWAP */
1123 (iw_handler
) ieee80211_ioctl_siwmlme
, /* SIOCSIWMLME */
1124 (iw_handler
) NULL
, /* SIOCGIWAPLIST */
1125 (iw_handler
) ieee80211_ioctl_siwscan
, /* SIOCSIWSCAN */
1126 (iw_handler
) ieee80211_ioctl_giwscan
, /* SIOCGIWSCAN */
1127 (iw_handler
) ieee80211_ioctl_siwessid
, /* SIOCSIWESSID */
1128 (iw_handler
) ieee80211_ioctl_giwessid
, /* SIOCGIWESSID */
1129 (iw_handler
) NULL
, /* SIOCSIWNICKN */
1130 (iw_handler
) NULL
, /* SIOCGIWNICKN */
1131 (iw_handler
) NULL
, /* -- hole -- */
1132 (iw_handler
) NULL
, /* -- hole -- */
1133 (iw_handler
) ieee80211_ioctl_siwrate
, /* SIOCSIWRATE */
1134 (iw_handler
) ieee80211_ioctl_giwrate
, /* SIOCGIWRATE */
1135 (iw_handler
) ieee80211_ioctl_siwrts
, /* SIOCSIWRTS */
1136 (iw_handler
) ieee80211_ioctl_giwrts
, /* SIOCGIWRTS */
1137 (iw_handler
) ieee80211_ioctl_siwfrag
, /* SIOCSIWFRAG */
1138 (iw_handler
) ieee80211_ioctl_giwfrag
, /* SIOCGIWFRAG */
1139 (iw_handler
) ieee80211_ioctl_siwtxpower
, /* SIOCSIWTXPOW */
1140 (iw_handler
) ieee80211_ioctl_giwtxpower
, /* SIOCGIWTXPOW */
1141 (iw_handler
) ieee80211_ioctl_siwretry
, /* SIOCSIWRETRY */
1142 (iw_handler
) ieee80211_ioctl_giwretry
, /* SIOCGIWRETRY */
1143 (iw_handler
) ieee80211_ioctl_siwencode
, /* SIOCSIWENCODE */
1144 (iw_handler
) ieee80211_ioctl_giwencode
, /* SIOCGIWENCODE */
1145 (iw_handler
) NULL
, /* SIOCSIWPOWER */
1146 (iw_handler
) NULL
, /* SIOCGIWPOWER */
1147 (iw_handler
) NULL
, /* -- hole -- */
1148 (iw_handler
) NULL
, /* -- hole -- */
1149 (iw_handler
) ieee80211_ioctl_siwgenie
, /* SIOCSIWGENIE */
1150 (iw_handler
) NULL
, /* SIOCGIWGENIE */
1151 (iw_handler
) ieee80211_ioctl_siwauth
, /* SIOCSIWAUTH */
1152 (iw_handler
) ieee80211_ioctl_giwauth
, /* SIOCGIWAUTH */
1153 (iw_handler
) ieee80211_ioctl_siwencodeext
, /* SIOCSIWENCODEEXT */
1154 (iw_handler
) NULL
, /* SIOCGIWENCODEEXT */
1155 (iw_handler
) NULL
, /* SIOCSIWPMKSA */
1156 (iw_handler
) NULL
, /* -- hole -- */
1159 const struct iw_handler_def ieee80211_iw_handler_def
=
1161 .num_standard
= ARRAY_SIZE(ieee80211_handler
),
1162 .standard
= (iw_handler
*) ieee80211_handler
,
1163 .get_wireless_stats
= ieee80211_get_wireless_stats
,