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"
24 #include "ieee80211_rate.h"
29 static int ieee80211_set_encryption(struct net_device
*dev
, u8
*sta_addr
,
30 int idx
, int alg
, int remove
,
31 int set_tx_key
, const u8
*_key
,
34 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
37 struct ieee80211_key
*key
;
38 struct ieee80211_sub_if_data
*sdata
;
40 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
42 if (idx
< 0 || idx
>= NUM_DEFAULT_KEYS
) {
43 printk(KERN_DEBUG
"%s: set_encrypt - invalid idx=%d\n",
48 if (is_broadcast_ether_addr(sta_addr
)) {
50 key
= sdata
->keys
[idx
];
54 * According to the standard, the key index of a pairwise
55 * key must be zero. However, some AP are broken when it
56 * comes to WEP key indices, so we work around this.
58 if (idx
!= 0 && alg
!= ALG_WEP
) {
59 printk(KERN_DEBUG
"%s: set_encrypt - non-zero idx for "
60 "individual key\n", dev
->name
);
64 sta
= sta_info_get(local
, sta_addr
);
66 #ifdef CONFIG_MAC80211_VERBOSE_DEBUG
67 printk(KERN_DEBUG
"%s: set_encrypt - unknown addr "
69 dev
->name
, MAC_ARG(sta_addr
));
70 #endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
79 ieee80211_key_free(key
);
83 * Automatically frees any old key if present.
85 key
= ieee80211_key_alloc(sdata
, sta
, alg
, idx
, key_len
, _key
);
92 if (set_tx_key
|| (!sta
&& !sdata
->default_key
&& key
))
93 ieee80211_set_default_key(sdata
, idx
);
102 static int ieee80211_ioctl_siwgenie(struct net_device
*dev
,
103 struct iw_request_info
*info
,
104 struct iw_point
*data
, char *extra
)
106 struct ieee80211_sub_if_data
*sdata
;
108 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
110 if (sdata
->flags
& IEEE80211_SDATA_USERSPACE_MLME
)
113 if (sdata
->type
== IEEE80211_IF_TYPE_STA
||
114 sdata
->type
== IEEE80211_IF_TYPE_IBSS
) {
115 int ret
= ieee80211_sta_set_extra_ie(dev
, extra
, data
->length
);
118 sdata
->u
.sta
.flags
&= ~IEEE80211_STA_AUTO_BSSID_SEL
;
119 ieee80211_sta_req_auth(dev
, &sdata
->u
.sta
);
126 static int ieee80211_ioctl_giwname(struct net_device
*dev
,
127 struct iw_request_info
*info
,
128 char *name
, char *extra
)
130 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
132 switch (local
->hw
.conf
.phymode
) {
133 case MODE_IEEE80211A
:
134 strcpy(name
, "IEEE 802.11a");
136 case MODE_IEEE80211B
:
137 strcpy(name
, "IEEE 802.11b");
139 case MODE_IEEE80211G
:
140 strcpy(name
, "IEEE 802.11g");
143 strcpy(name
, "IEEE 802.11");
151 static int ieee80211_ioctl_giwrange(struct net_device
*dev
,
152 struct iw_request_info
*info
,
153 struct iw_point
*data
, char *extra
)
155 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
156 struct iw_range
*range
= (struct iw_range
*) extra
;
157 struct ieee80211_hw_mode
*mode
= NULL
;
160 data
->length
= sizeof(struct iw_range
);
161 memset(range
, 0, sizeof(struct iw_range
));
163 range
->we_version_compiled
= WIRELESS_EXT
;
164 range
->we_version_source
= 21;
165 range
->retry_capa
= IW_RETRY_LIMIT
;
166 range
->retry_flags
= IW_RETRY_LIMIT
;
167 range
->min_retry
= 0;
168 range
->max_retry
= 255;
170 range
->max_rts
= 2347;
171 range
->min_frag
= 256;
172 range
->max_frag
= 2346;
174 range
->encoding_size
[0] = 5;
175 range
->encoding_size
[1] = 13;
176 range
->num_encoding_sizes
= 2;
177 range
->max_encoding_tokens
= NUM_DEFAULT_KEYS
;
179 range
->max_qual
.qual
= local
->hw
.max_signal
;
180 range
->max_qual
.level
= local
->hw
.max_rssi
;
181 range
->max_qual
.noise
= local
->hw
.max_noise
;
182 range
->max_qual
.updated
= local
->wstats_flags
;
184 range
->avg_qual
.qual
= local
->hw
.max_signal
/2;
185 range
->avg_qual
.level
= 0;
186 range
->avg_qual
.noise
= 0;
187 range
->avg_qual
.updated
= local
->wstats_flags
;
189 range
->enc_capa
= IW_ENC_CAPA_WPA
| IW_ENC_CAPA_WPA2
|
190 IW_ENC_CAPA_CIPHER_TKIP
| IW_ENC_CAPA_CIPHER_CCMP
;
192 list_for_each_entry(mode
, &local
->modes_list
, list
) {
195 if (!(local
->enabled_modes
& (1 << mode
->mode
)) ||
196 (local
->hw_modes
& local
->enabled_modes
&
197 (1 << MODE_IEEE80211G
) && mode
->mode
== MODE_IEEE80211B
))
200 while (i
< mode
->num_channels
&& c
< IW_MAX_FREQUENCIES
) {
201 struct ieee80211_channel
*chan
= &mode
->channels
[i
];
203 if (chan
->flag
& IEEE80211_CHAN_W_SCAN
) {
204 range
->freq
[c
].i
= chan
->chan
;
205 range
->freq
[c
].m
= chan
->freq
* 100000;
206 range
->freq
[c
].e
= 1;
212 range
->num_channels
= c
;
213 range
->num_frequency
= c
;
215 IW_EVENT_CAPA_SET_KERNEL(range
->event_capa
);
216 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWTHRSPY
);
217 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWAP
);
218 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWSCAN
);
224 static int ieee80211_ioctl_siwmode(struct net_device
*dev
,
225 struct iw_request_info
*info
,
226 __u32
*mode
, char *extra
)
228 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
231 if (sdata
->type
== IEEE80211_IF_TYPE_VLAN
)
236 type
= IEEE80211_IF_TYPE_STA
;
239 type
= IEEE80211_IF_TYPE_IBSS
;
241 case IW_MODE_MONITOR
:
242 type
= IEEE80211_IF_TYPE_MNTR
;
248 if (type
== sdata
->type
)
250 if (netif_running(dev
))
253 ieee80211_if_reinit(dev
);
254 ieee80211_if_set_type(dev
, type
);
260 static int ieee80211_ioctl_giwmode(struct net_device
*dev
,
261 struct iw_request_info
*info
,
262 __u32
*mode
, char *extra
)
264 struct ieee80211_sub_if_data
*sdata
;
266 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
267 switch (sdata
->type
) {
268 case IEEE80211_IF_TYPE_AP
:
269 *mode
= IW_MODE_MASTER
;
271 case IEEE80211_IF_TYPE_STA
:
272 *mode
= IW_MODE_INFRA
;
274 case IEEE80211_IF_TYPE_IBSS
:
275 *mode
= IW_MODE_ADHOC
;
277 case IEEE80211_IF_TYPE_MNTR
:
278 *mode
= IW_MODE_MONITOR
;
280 case IEEE80211_IF_TYPE_WDS
:
281 *mode
= IW_MODE_REPEAT
;
283 case IEEE80211_IF_TYPE_VLAN
:
284 *mode
= IW_MODE_SECOND
; /* FIXME */
287 *mode
= IW_MODE_AUTO
;
293 int ieee80211_set_channel(struct ieee80211_local
*local
, int channel
, int freq
)
295 struct ieee80211_hw_mode
*mode
;
299 list_for_each_entry(mode
, &local
->modes_list
, list
) {
300 if (!(local
->enabled_modes
& (1 << mode
->mode
)))
302 for (c
= 0; c
< mode
->num_channels
; c
++) {
303 struct ieee80211_channel
*chan
= &mode
->channels
[c
];
304 if (chan
->flag
& IEEE80211_CHAN_W_SCAN
&&
305 ((chan
->chan
== channel
) || (chan
->freq
== freq
))) {
306 local
->oper_channel
= chan
;
307 local
->oper_hw_mode
= mode
;
314 if (local
->sta_scanning
)
317 ret
= ieee80211_hw_config(local
);
319 rate_control_clear(local
);
325 static int ieee80211_ioctl_siwfreq(struct net_device
*dev
,
326 struct iw_request_info
*info
,
327 struct iw_freq
*freq
, char *extra
)
329 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
330 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
332 if (sdata
->type
== IEEE80211_IF_TYPE_STA
)
333 sdata
->u
.sta
.flags
&= ~IEEE80211_STA_AUTO_CHANNEL_SEL
;
335 /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
338 if (sdata
->type
== IEEE80211_IF_TYPE_STA
)
339 sdata
->u
.sta
.flags
|=
340 IEEE80211_STA_AUTO_CHANNEL_SEL
;
343 return ieee80211_set_channel(local
, freq
->m
, -1);
345 int i
, div
= 1000000;
346 for (i
= 0; i
< freq
->e
; i
++)
349 return ieee80211_set_channel(local
, -1, freq
->m
/ div
);
356 static int ieee80211_ioctl_giwfreq(struct net_device
*dev
,
357 struct iw_request_info
*info
,
358 struct iw_freq
*freq
, char *extra
)
360 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
362 /* TODO: in station mode (Managed/Ad-hoc) might need to poll low-level
363 * driver for the current channel with firmware-based management */
365 freq
->m
= local
->hw
.conf
.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
->type
== IEEE80211_IF_TYPE_STA
||
385 sdata
->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
->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
->type
== IEEE80211_IF_TYPE_STA
||
425 sdata
->type
== IEEE80211_IF_TYPE_IBSS
) {
426 int res
= ieee80211_sta_get_ssid(dev
, ssid
, &len
);
435 if (sdata
->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
->type
== IEEE80211_IF_TYPE_STA
||
456 sdata
->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
->type
== IEEE80211_IF_TYPE_WDS
) {
476 if (memcmp(sdata
->u
.wds
.remote_addr
, (u8
*) &ap_addr
->sa_data
,
479 return ieee80211_if_update_wds(dev
, (u8
*) &ap_addr
->sa_data
);
486 static int ieee80211_ioctl_giwap(struct net_device
*dev
,
487 struct iw_request_info
*info
,
488 struct sockaddr
*ap_addr
, char *extra
)
490 struct ieee80211_sub_if_data
*sdata
;
492 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
493 if (sdata
->type
== IEEE80211_IF_TYPE_STA
||
494 sdata
->type
== IEEE80211_IF_TYPE_IBSS
) {
495 ap_addr
->sa_family
= ARPHRD_ETHER
;
496 memcpy(&ap_addr
->sa_data
, sdata
->u
.sta
.bssid
, ETH_ALEN
);
498 } else if (sdata
->type
== IEEE80211_IF_TYPE_WDS
) {
499 ap_addr
->sa_family
= ARPHRD_ETHER
;
500 memcpy(&ap_addr
->sa_data
, sdata
->u
.wds
.remote_addr
, ETH_ALEN
);
508 static int ieee80211_ioctl_siwscan(struct net_device
*dev
,
509 struct iw_request_info
*info
,
510 struct iw_point
*data
, char *extra
)
512 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
513 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
517 if (!netif_running(dev
))
520 switch (sdata
->type
) {
521 case IEEE80211_IF_TYPE_STA
:
522 case IEEE80211_IF_TYPE_IBSS
:
523 if (local
->scan_flags
& IEEE80211_SCAN_MATCH_SSID
) {
524 ssid
= sdata
->u
.sta
.ssid
;
525 ssid_len
= sdata
->u
.sta
.ssid_len
;
528 case IEEE80211_IF_TYPE_AP
:
529 if (local
->scan_flags
& IEEE80211_SCAN_MATCH_SSID
) {
530 ssid
= sdata
->u
.ap
.ssid
;
531 ssid_len
= sdata
->u
.ap
.ssid_len
;
538 return ieee80211_sta_req_scan(dev
, ssid
, ssid_len
);
542 static int ieee80211_ioctl_giwscan(struct net_device
*dev
,
543 struct iw_request_info
*info
,
544 struct iw_point
*data
, char *extra
)
547 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
548 if (local
->sta_scanning
)
550 res
= ieee80211_sta_scan_results(dev
, extra
, data
->length
);
560 static int ieee80211_ioctl_siwrate(struct net_device
*dev
,
561 struct iw_request_info
*info
,
562 struct iw_param
*rate
, char *extra
)
564 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
565 struct ieee80211_hw_mode
*mode
;
567 u32 target_rate
= rate
->value
/ 100000;
568 struct ieee80211_sub_if_data
*sdata
;
570 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
573 mode
= local
->oper_hw_mode
;
574 /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates
575 * target_rate = X, rate->fixed = 1 means only rate X
576 * target_rate = X, rate->fixed = 0 means all rates <= X */
577 sdata
->bss
->max_ratectrl_rateidx
= -1;
578 sdata
->bss
->force_unicast_rateidx
= -1;
581 for (i
=0; i
< mode
->num_rates
; i
++) {
582 struct ieee80211_rate
*rates
= &mode
->rates
[i
];
583 int this_rate
= rates
->rate
;
585 if (target_rate
== this_rate
) {
586 sdata
->bss
->max_ratectrl_rateidx
= i
;
588 sdata
->bss
->force_unicast_rateidx
= i
;
595 static int ieee80211_ioctl_giwrate(struct net_device
*dev
,
596 struct iw_request_info
*info
,
597 struct iw_param
*rate
, char *extra
)
599 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
600 struct sta_info
*sta
;
601 struct ieee80211_sub_if_data
*sdata
;
603 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
604 if (sdata
->type
== IEEE80211_IF_TYPE_STA
)
605 sta
= sta_info_get(local
, sdata
->u
.sta
.bssid
);
610 if (sta
->txrate
< local
->oper_hw_mode
->num_rates
)
611 rate
->value
= local
->oper_hw_mode
->rates
[sta
->txrate
].rate
* 100000;
618 static int ieee80211_ioctl_siwtxpower(struct net_device
*dev
,
619 struct iw_request_info
*info
,
620 union iwreq_data
*data
, char *extra
)
622 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
623 bool need_reconfig
= 0;
625 if ((data
->txpower
.flags
& IW_TXPOW_TYPE
) != IW_TXPOW_DBM
)
627 if (data
->txpower
.flags
& IW_TXPOW_RANGE
)
629 if (!data
->txpower
.fixed
)
632 if (local
->hw
.conf
.power_level
!= data
->txpower
.value
) {
633 local
->hw
.conf
.power_level
= data
->txpower
.value
;
636 if (local
->hw
.conf
.radio_enabled
!= !(data
->txpower
.disabled
)) {
637 local
->hw
.conf
.radio_enabled
= !(data
->txpower
.disabled
);
641 ieee80211_hw_config(local
);
642 /* The return value of hw_config is not of big interest here,
643 * as it doesn't say that it failed because of _this_ config
644 * change or something else. Ignore it. */
650 static int ieee80211_ioctl_giwtxpower(struct net_device
*dev
,
651 struct iw_request_info
*info
,
652 union iwreq_data
*data
, char *extra
)
654 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
656 data
->txpower
.fixed
= 1;
657 data
->txpower
.disabled
= !(local
->hw
.conf
.radio_enabled
);
658 data
->txpower
.value
= local
->hw
.conf
.power_level
;
659 data
->txpower
.flags
= IW_TXPOW_DBM
;
664 static int ieee80211_ioctl_siwrts(struct net_device
*dev
,
665 struct iw_request_info
*info
,
666 struct iw_param
*rts
, char *extra
)
668 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
671 local
->rts_threshold
= IEEE80211_MAX_RTS_THRESHOLD
;
672 else if (rts
->value
< 0 || rts
->value
> IEEE80211_MAX_RTS_THRESHOLD
)
675 local
->rts_threshold
= rts
->value
;
677 /* If the wlan card performs RTS/CTS in hardware/firmware,
678 * configure it here */
680 if (local
->ops
->set_rts_threshold
)
681 local
->ops
->set_rts_threshold(local_to_hw(local
),
682 local
->rts_threshold
);
687 static int ieee80211_ioctl_giwrts(struct net_device
*dev
,
688 struct iw_request_info
*info
,
689 struct iw_param
*rts
, char *extra
)
691 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
693 rts
->value
= local
->rts_threshold
;
694 rts
->disabled
= (rts
->value
>= IEEE80211_MAX_RTS_THRESHOLD
);
701 static int ieee80211_ioctl_siwfrag(struct net_device
*dev
,
702 struct iw_request_info
*info
,
703 struct iw_param
*frag
, char *extra
)
705 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
708 local
->fragmentation_threshold
= IEEE80211_MAX_FRAG_THRESHOLD
;
709 else if (frag
->value
< 256 ||
710 frag
->value
> IEEE80211_MAX_FRAG_THRESHOLD
)
713 /* Fragment length must be even, so strip LSB. */
714 local
->fragmentation_threshold
= frag
->value
& ~0x1;
717 /* If the wlan card performs fragmentation in hardware/firmware,
718 * configure it here */
720 if (local
->ops
->set_frag_threshold
)
721 local
->ops
->set_frag_threshold(
723 local
->fragmentation_threshold
);
728 static int ieee80211_ioctl_giwfrag(struct net_device
*dev
,
729 struct iw_request_info
*info
,
730 struct iw_param
*frag
, char *extra
)
732 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
734 frag
->value
= local
->fragmentation_threshold
;
735 frag
->disabled
= (frag
->value
>= IEEE80211_MAX_RTS_THRESHOLD
);
742 static int ieee80211_ioctl_siwretry(struct net_device
*dev
,
743 struct iw_request_info
*info
,
744 struct iw_param
*retry
, char *extra
)
746 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
748 if (retry
->disabled
||
749 (retry
->flags
& IW_RETRY_TYPE
) != IW_RETRY_LIMIT
)
752 if (retry
->flags
& IW_RETRY_MAX
)
753 local
->long_retry_limit
= retry
->value
;
754 else if (retry
->flags
& IW_RETRY_MIN
)
755 local
->short_retry_limit
= retry
->value
;
757 local
->long_retry_limit
= retry
->value
;
758 local
->short_retry_limit
= retry
->value
;
761 if (local
->ops
->set_retry_limit
) {
762 return local
->ops
->set_retry_limit(
764 local
->short_retry_limit
,
765 local
->long_retry_limit
);
772 static int ieee80211_ioctl_giwretry(struct net_device
*dev
,
773 struct iw_request_info
*info
,
774 struct iw_param
*retry
, char *extra
)
776 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
779 if (retry
->flags
== 0 || retry
->flags
& IW_RETRY_MIN
) {
780 /* first return min value, iwconfig will ask max value
782 retry
->flags
|= IW_RETRY_LIMIT
;
783 retry
->value
= local
->short_retry_limit
;
784 if (local
->long_retry_limit
!= local
->short_retry_limit
)
785 retry
->flags
|= IW_RETRY_MIN
;
788 if (retry
->flags
& IW_RETRY_MAX
) {
789 retry
->flags
= IW_RETRY_LIMIT
| IW_RETRY_MAX
;
790 retry
->value
= local
->long_retry_limit
;
796 static int ieee80211_ioctl_siwmlme(struct net_device
*dev
,
797 struct iw_request_info
*info
,
798 struct iw_point
*data
, char *extra
)
800 struct ieee80211_sub_if_data
*sdata
;
801 struct iw_mlme
*mlme
= (struct iw_mlme
*) extra
;
803 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
804 if (sdata
->type
!= IEEE80211_IF_TYPE_STA
&&
805 sdata
->type
!= IEEE80211_IF_TYPE_IBSS
)
810 /* TODO: mlme->addr.sa_data */
811 return ieee80211_sta_deauthenticate(dev
, mlme
->reason_code
);
812 case IW_MLME_DISASSOC
:
813 /* TODO: mlme->addr.sa_data */
814 return ieee80211_sta_disassociate(dev
, mlme
->reason_code
);
821 static int ieee80211_ioctl_siwencode(struct net_device
*dev
,
822 struct iw_request_info
*info
,
823 struct iw_point
*erq
, char *keybuf
)
825 struct ieee80211_sub_if_data
*sdata
;
826 int idx
, i
, alg
= ALG_WEP
;
827 u8 bcaddr
[ETH_ALEN
] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
830 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
832 idx
= erq
->flags
& IW_ENCODE_INDEX
;
834 if (sdata
->default_key
)
835 for (i
= 0; i
< NUM_DEFAULT_KEYS
; i
++) {
836 if (sdata
->default_key
== sdata
->keys
[i
]) {
841 } else if (idx
< 1 || idx
> 4)
846 if (erq
->flags
& IW_ENCODE_DISABLED
)
848 else if (erq
->length
== 0) {
849 /* No key data - just set the default TX key index */
850 ieee80211_set_default_key(sdata
, idx
);
854 return ieee80211_set_encryption(
858 keybuf
, erq
->length
);
862 static int ieee80211_ioctl_giwencode(struct net_device
*dev
,
863 struct iw_request_info
*info
,
864 struct iw_point
*erq
, char *key
)
866 struct ieee80211_sub_if_data
*sdata
;
869 sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
871 idx
= erq
->flags
& IW_ENCODE_INDEX
;
872 if (idx
< 1 || idx
> 4) {
874 if (!sdata
->default_key
)
876 else for (i
= 0; i
< NUM_DEFAULT_KEYS
; i
++) {
877 if (sdata
->default_key
== sdata
->keys
[i
]) {
887 erq
->flags
= idx
+ 1;
889 if (!sdata
->keys
[idx
]) {
891 erq
->flags
|= IW_ENCODE_DISABLED
;
895 memcpy(key
, sdata
->keys
[idx
]->conf
.key
,
896 min_t(int, erq
->length
, sdata
->keys
[idx
]->conf
.keylen
));
897 erq
->length
= sdata
->keys
[idx
]->conf
.keylen
;
898 erq
->flags
|= IW_ENCODE_ENABLED
;
903 static int ieee80211_ioctl_siwauth(struct net_device
*dev
,
904 struct iw_request_info
*info
,
905 struct iw_param
*data
, char *extra
)
907 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
908 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
911 switch (data
->flags
& IW_AUTH_INDEX
) {
912 case IW_AUTH_WPA_VERSION
:
913 case IW_AUTH_CIPHER_PAIRWISE
:
914 case IW_AUTH_CIPHER_GROUP
:
915 case IW_AUTH_WPA_ENABLED
:
916 case IW_AUTH_RX_UNENCRYPTED_EAPOL
:
918 case IW_AUTH_KEY_MGMT
:
919 if (sdata
->type
!= IEEE80211_IF_TYPE_STA
)
923 * Key management was set by wpa_supplicant,
924 * we only need this to associate to a network
925 * that has privacy enabled regardless of not
928 sdata
->u
.sta
.key_management_enabled
= !!data
->value
;
931 case IW_AUTH_80211_AUTH_ALG
:
932 if (sdata
->type
== IEEE80211_IF_TYPE_STA
||
933 sdata
->type
== IEEE80211_IF_TYPE_IBSS
)
934 sdata
->u
.sta
.auth_algs
= data
->value
;
938 case IW_AUTH_PRIVACY_INVOKED
:
939 if (local
->ops
->set_privacy_invoked
)
940 ret
= local
->ops
->set_privacy_invoked(
941 local_to_hw(local
), data
->value
);
950 /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */
951 static struct iw_statistics
*ieee80211_get_wireless_stats(struct net_device
*dev
)
953 struct ieee80211_local
*local
= wdev_priv(dev
->ieee80211_ptr
);
954 struct iw_statistics
*wstats
= &local
->wstats
;
955 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
956 struct sta_info
*sta
= NULL
;
958 if (sdata
->type
== IEEE80211_IF_TYPE_STA
||
959 sdata
->type
== IEEE80211_IF_TYPE_IBSS
)
960 sta
= sta_info_get(local
, sdata
->u
.sta
.bssid
);
962 wstats
->discard
.fragment
= 0;
963 wstats
->discard
.misc
= 0;
964 wstats
->qual
.qual
= 0;
965 wstats
->qual
.level
= 0;
966 wstats
->qual
.noise
= 0;
967 wstats
->qual
.updated
= IW_QUAL_ALL_INVALID
;
969 wstats
->qual
.level
= sta
->last_rssi
;
970 wstats
->qual
.qual
= sta
->last_signal
;
971 wstats
->qual
.noise
= sta
->last_noise
;
972 wstats
->qual
.updated
= local
->wstats_flags
;
978 static int ieee80211_ioctl_giwauth(struct net_device
*dev
,
979 struct iw_request_info
*info
,
980 struct iw_param
*data
, char *extra
)
982 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
985 switch (data
->flags
& IW_AUTH_INDEX
) {
986 case IW_AUTH_80211_AUTH_ALG
:
987 if (sdata
->type
== IEEE80211_IF_TYPE_STA
||
988 sdata
->type
== IEEE80211_IF_TYPE_IBSS
)
989 data
->value
= sdata
->u
.sta
.auth_algs
;
1001 static int ieee80211_ioctl_siwencodeext(struct net_device
*dev
,
1002 struct iw_request_info
*info
,
1003 struct iw_point
*erq
, char *extra
)
1005 struct ieee80211_sub_if_data
*sdata
= IEEE80211_DEV_TO_SUB_IF(dev
);
1006 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*) extra
;
1007 int uninitialized_var(alg
), idx
, i
, remove
= 0;
1010 case IW_ENCODE_ALG_NONE
:
1013 case IW_ENCODE_ALG_WEP
:
1016 case IW_ENCODE_ALG_TKIP
:
1019 case IW_ENCODE_ALG_CCMP
:
1026 if (erq
->flags
& IW_ENCODE_DISABLED
)
1029 idx
= erq
->flags
& IW_ENCODE_INDEX
;
1030 if (idx
< 1 || idx
> 4) {
1032 if (!sdata
->default_key
)
1034 else for (i
= 0; i
< NUM_DEFAULT_KEYS
; i
++) {
1035 if (sdata
->default_key
== sdata
->keys
[i
]) {
1045 return ieee80211_set_encryption(dev
, ext
->addr
.sa_data
, idx
, alg
,
1048 IW_ENCODE_EXT_SET_TX_KEY
,
1049 ext
->key
, ext
->key_len
);
1053 /* Structures to export the Wireless Handlers */
1055 static const iw_handler ieee80211_handler
[] =
1057 (iw_handler
) NULL
, /* SIOCSIWCOMMIT */
1058 (iw_handler
) ieee80211_ioctl_giwname
, /* SIOCGIWNAME */
1059 (iw_handler
) NULL
, /* SIOCSIWNWID */
1060 (iw_handler
) NULL
, /* SIOCGIWNWID */
1061 (iw_handler
) ieee80211_ioctl_siwfreq
, /* SIOCSIWFREQ */
1062 (iw_handler
) ieee80211_ioctl_giwfreq
, /* SIOCGIWFREQ */
1063 (iw_handler
) ieee80211_ioctl_siwmode
, /* SIOCSIWMODE */
1064 (iw_handler
) ieee80211_ioctl_giwmode
, /* SIOCGIWMODE */
1065 (iw_handler
) NULL
, /* SIOCSIWSENS */
1066 (iw_handler
) NULL
, /* SIOCGIWSENS */
1067 (iw_handler
) NULL
/* not used */, /* SIOCSIWRANGE */
1068 (iw_handler
) ieee80211_ioctl_giwrange
, /* SIOCGIWRANGE */
1069 (iw_handler
) NULL
/* not used */, /* SIOCSIWPRIV */
1070 (iw_handler
) NULL
/* kernel code */, /* SIOCGIWPRIV */
1071 (iw_handler
) NULL
/* not used */, /* SIOCSIWSTATS */
1072 (iw_handler
) NULL
/* kernel code */, /* SIOCGIWSTATS */
1073 (iw_handler
) NULL
, /* SIOCSIWSPY */
1074 (iw_handler
) NULL
, /* SIOCGIWSPY */
1075 (iw_handler
) NULL
, /* SIOCSIWTHRSPY */
1076 (iw_handler
) NULL
, /* SIOCGIWTHRSPY */
1077 (iw_handler
) ieee80211_ioctl_siwap
, /* SIOCSIWAP */
1078 (iw_handler
) ieee80211_ioctl_giwap
, /* SIOCGIWAP */
1079 (iw_handler
) ieee80211_ioctl_siwmlme
, /* SIOCSIWMLME */
1080 (iw_handler
) NULL
, /* SIOCGIWAPLIST */
1081 (iw_handler
) ieee80211_ioctl_siwscan
, /* SIOCSIWSCAN */
1082 (iw_handler
) ieee80211_ioctl_giwscan
, /* SIOCGIWSCAN */
1083 (iw_handler
) ieee80211_ioctl_siwessid
, /* SIOCSIWESSID */
1084 (iw_handler
) ieee80211_ioctl_giwessid
, /* SIOCGIWESSID */
1085 (iw_handler
) NULL
, /* SIOCSIWNICKN */
1086 (iw_handler
) NULL
, /* SIOCGIWNICKN */
1087 (iw_handler
) NULL
, /* -- hole -- */
1088 (iw_handler
) NULL
, /* -- hole -- */
1089 (iw_handler
) ieee80211_ioctl_siwrate
, /* SIOCSIWRATE */
1090 (iw_handler
) ieee80211_ioctl_giwrate
, /* SIOCGIWRATE */
1091 (iw_handler
) ieee80211_ioctl_siwrts
, /* SIOCSIWRTS */
1092 (iw_handler
) ieee80211_ioctl_giwrts
, /* SIOCGIWRTS */
1093 (iw_handler
) ieee80211_ioctl_siwfrag
, /* SIOCSIWFRAG */
1094 (iw_handler
) ieee80211_ioctl_giwfrag
, /* SIOCGIWFRAG */
1095 (iw_handler
) ieee80211_ioctl_siwtxpower
, /* SIOCSIWTXPOW */
1096 (iw_handler
) ieee80211_ioctl_giwtxpower
, /* SIOCGIWTXPOW */
1097 (iw_handler
) ieee80211_ioctl_siwretry
, /* SIOCSIWRETRY */
1098 (iw_handler
) ieee80211_ioctl_giwretry
, /* SIOCGIWRETRY */
1099 (iw_handler
) ieee80211_ioctl_siwencode
, /* SIOCSIWENCODE */
1100 (iw_handler
) ieee80211_ioctl_giwencode
, /* SIOCGIWENCODE */
1101 (iw_handler
) NULL
, /* SIOCSIWPOWER */
1102 (iw_handler
) NULL
, /* SIOCGIWPOWER */
1103 (iw_handler
) NULL
, /* -- hole -- */
1104 (iw_handler
) NULL
, /* -- hole -- */
1105 (iw_handler
) ieee80211_ioctl_siwgenie
, /* SIOCSIWGENIE */
1106 (iw_handler
) NULL
, /* SIOCGIWGENIE */
1107 (iw_handler
) ieee80211_ioctl_siwauth
, /* SIOCSIWAUTH */
1108 (iw_handler
) ieee80211_ioctl_giwauth
, /* SIOCGIWAUTH */
1109 (iw_handler
) ieee80211_ioctl_siwencodeext
, /* SIOCSIWENCODEEXT */
1110 (iw_handler
) NULL
, /* SIOCGIWENCODEEXT */
1111 (iw_handler
) NULL
, /* SIOCSIWPMKSA */
1112 (iw_handler
) NULL
, /* -- hole -- */
1115 const struct iw_handler_def ieee80211_iw_handler_def
=
1117 .num_standard
= ARRAY_SIZE(ieee80211_handler
),
1118 .standard
= (iw_handler
*) ieee80211_handler
,
1119 .get_wireless_stats
= ieee80211_get_wireless_stats
,