2 * cfg80211 - wext compat code
4 * This is temporary code until all wireless functionality is migrated
5 * into cfg80211, when that happens all the exports here go away and
6 * we directly assign the wireless handlers of wireless interfaces.
8 * Copyright 2008-2009 Johannes Berg <johannes@sipsolutions.net>
11 #include <linux/wireless.h>
12 #include <linux/nl80211.h>
13 #include <linux/if_arp.h>
14 #include <linux/etherdevice.h>
15 #include <net/iw_handler.h>
16 #include <net/cfg80211.h>
19 int cfg80211_wext_giwname(struct net_device
*dev
,
20 struct iw_request_info
*info
,
21 char *name
, char *extra
)
23 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
24 struct ieee80211_supported_band
*sband
;
25 bool is_ht
= false, is_a
= false, is_b
= false, is_g
= false;
30 sband
= wdev
->wiphy
->bands
[IEEE80211_BAND_5GHZ
];
33 is_ht
|= sband
->ht_cap
.ht_supported
;
36 sband
= wdev
->wiphy
->bands
[IEEE80211_BAND_2GHZ
];
39 /* Check for mandatory rates */
40 for (i
= 0; i
< sband
->n_bitrates
; i
++) {
41 if (sband
->bitrates
[i
].bitrate
== 10)
43 if (sband
->bitrates
[i
].bitrate
== 60)
46 is_ht
|= sband
->ht_cap
.ht_supported
;
49 strcpy(name
, "IEEE 802.11");
61 EXPORT_SYMBOL_GPL(cfg80211_wext_giwname
);
63 int cfg80211_wext_siwmode(struct net_device
*dev
, struct iw_request_info
*info
,
64 u32
*mode
, char *extra
)
66 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
67 struct cfg80211_registered_device
*rdev
;
68 struct vif_params vifparams
;
69 enum nl80211_iftype type
;
75 rdev
= wiphy_to_dev(wdev
->wiphy
);
77 if (!rdev
->ops
->change_virtual_intf
)
80 /* don't support changing VLANs, you just re-create them */
81 if (wdev
->iftype
== NL80211_IFTYPE_AP_VLAN
)
86 type
= NL80211_IFTYPE_STATION
;
89 type
= NL80211_IFTYPE_ADHOC
;
92 type
= NL80211_IFTYPE_WDS
;
95 type
= NL80211_IFTYPE_MONITOR
;
101 if (type
== wdev
->iftype
)
104 memset(&vifparams
, 0, sizeof(vifparams
));
106 ret
= rdev
->ops
->change_virtual_intf(wdev
->wiphy
, dev
, type
,
108 WARN_ON(!ret
&& wdev
->iftype
!= type
);
112 EXPORT_SYMBOL_GPL(cfg80211_wext_siwmode
);
114 int cfg80211_wext_giwmode(struct net_device
*dev
, struct iw_request_info
*info
,
115 u32
*mode
, char *extra
)
117 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
122 switch (wdev
->iftype
) {
123 case NL80211_IFTYPE_AP
:
124 *mode
= IW_MODE_MASTER
;
126 case NL80211_IFTYPE_STATION
:
127 *mode
= IW_MODE_INFRA
;
129 case NL80211_IFTYPE_ADHOC
:
130 *mode
= IW_MODE_ADHOC
;
132 case NL80211_IFTYPE_MONITOR
:
133 *mode
= IW_MODE_MONITOR
;
135 case NL80211_IFTYPE_WDS
:
136 *mode
= IW_MODE_REPEAT
;
138 case NL80211_IFTYPE_AP_VLAN
:
139 *mode
= IW_MODE_SECOND
; /* FIXME */
142 *mode
= IW_MODE_AUTO
;
147 EXPORT_SYMBOL_GPL(cfg80211_wext_giwmode
);
150 int cfg80211_wext_giwrange(struct net_device
*dev
,
151 struct iw_request_info
*info
,
152 struct iw_point
*data
, char *extra
)
154 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
155 struct iw_range
*range
= (struct iw_range
*) extra
;
156 enum ieee80211_band band
;
162 data
->length
= sizeof(struct iw_range
);
163 memset(range
, 0, sizeof(struct iw_range
));
165 range
->we_version_compiled
= WIRELESS_EXT
;
166 range
->we_version_source
= 21;
167 range
->retry_capa
= IW_RETRY_LIMIT
;
168 range
->retry_flags
= IW_RETRY_LIMIT
;
169 range
->min_retry
= 0;
170 range
->max_retry
= 255;
172 range
->max_rts
= 2347;
173 range
->min_frag
= 256;
174 range
->max_frag
= 2346;
176 range
->max_encoding_tokens
= 4;
178 range
->max_qual
.updated
= IW_QUAL_NOISE_INVALID
;
180 switch (wdev
->wiphy
->signal_type
) {
181 case CFG80211_SIGNAL_TYPE_NONE
:
183 case CFG80211_SIGNAL_TYPE_MBM
:
184 range
->max_qual
.level
= -110;
185 range
->max_qual
.qual
= 70;
186 range
->avg_qual
.qual
= 35;
187 range
->max_qual
.updated
|= IW_QUAL_DBM
;
188 range
->max_qual
.updated
|= IW_QUAL_QUAL_UPDATED
;
189 range
->max_qual
.updated
|= IW_QUAL_LEVEL_UPDATED
;
191 case CFG80211_SIGNAL_TYPE_UNSPEC
:
192 range
->max_qual
.level
= 100;
193 range
->max_qual
.qual
= 100;
194 range
->avg_qual
.qual
= 50;
195 range
->max_qual
.updated
|= IW_QUAL_QUAL_UPDATED
;
196 range
->max_qual
.updated
|= IW_QUAL_LEVEL_UPDATED
;
200 range
->avg_qual
.level
= range
->max_qual
.level
/ 2;
201 range
->avg_qual
.noise
= range
->max_qual
.noise
/ 2;
202 range
->avg_qual
.updated
= range
->max_qual
.updated
;
204 for (i
= 0; i
< wdev
->wiphy
->n_cipher_suites
; i
++) {
205 switch (wdev
->wiphy
->cipher_suites
[i
]) {
206 case WLAN_CIPHER_SUITE_TKIP
:
207 range
->enc_capa
|= (IW_ENC_CAPA_CIPHER_TKIP
|
211 case WLAN_CIPHER_SUITE_CCMP
:
212 range
->enc_capa
|= (IW_ENC_CAPA_CIPHER_CCMP
|
216 case WLAN_CIPHER_SUITE_WEP40
:
217 range
->encoding_size
[range
->num_encoding_sizes
++] =
221 case WLAN_CIPHER_SUITE_WEP104
:
222 range
->encoding_size
[range
->num_encoding_sizes
++] =
228 for (band
= 0; band
< IEEE80211_NUM_BANDS
; band
++) {
229 struct ieee80211_supported_band
*sband
;
231 sband
= wdev
->wiphy
->bands
[band
];
236 for (i
= 0; i
< sband
->n_channels
&& c
< IW_MAX_FREQUENCIES
; i
++) {
237 struct ieee80211_channel
*chan
= &sband
->channels
[i
];
239 if (!(chan
->flags
& IEEE80211_CHAN_DISABLED
)) {
241 ieee80211_frequency_to_channel(
243 range
->freq
[c
].m
= chan
->center_freq
;
244 range
->freq
[c
].e
= 6;
249 range
->num_channels
= c
;
250 range
->num_frequency
= c
;
252 IW_EVENT_CAPA_SET_KERNEL(range
->event_capa
);
253 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWAP
);
254 IW_EVENT_CAPA_SET(range
->event_capa
, SIOCGIWSCAN
);
256 if (wdev
->wiphy
->max_scan_ssids
> 0)
257 range
->scan_capa
|= IW_SCAN_CAPA_ESSID
;
261 EXPORT_SYMBOL_GPL(cfg80211_wext_giwrange
);
265 * cfg80211_wext_freq - get wext frequency for non-"auto"
267 * @freq: the wext freq encoding
269 * Returns a channel, %NULL for auto, or an ERR_PTR for errors!
271 struct ieee80211_channel
*cfg80211_wext_freq(struct wiphy
*wiphy
,
272 struct iw_freq
*freq
)
274 struct ieee80211_channel
*chan
;
278 * Parse frequency - return NULL for auto and
279 * -EINVAL for impossible things.
284 f
= ieee80211_channel_to_frequency(freq
->m
);
286 int i
, div
= 1000000;
287 for (i
= 0; i
< freq
->e
; i
++)
290 return ERR_PTR(-EINVAL
);
295 * Look up channel struct and return -EINVAL when
296 * it cannot be found.
298 chan
= ieee80211_get_channel(wiphy
, f
);
300 return ERR_PTR(-EINVAL
);
303 EXPORT_SYMBOL_GPL(cfg80211_wext_freq
);
305 int cfg80211_wext_siwrts(struct net_device
*dev
,
306 struct iw_request_info
*info
,
307 struct iw_param
*rts
, char *extra
)
309 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
310 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
311 u32 orts
= wdev
->wiphy
->rts_threshold
;
314 if (rts
->disabled
|| !rts
->fixed
)
315 wdev
->wiphy
->rts_threshold
= (u32
) -1;
316 else if (rts
->value
< 0)
319 wdev
->wiphy
->rts_threshold
= rts
->value
;
321 err
= rdev
->ops
->set_wiphy_params(wdev
->wiphy
,
322 WIPHY_PARAM_RTS_THRESHOLD
);
324 wdev
->wiphy
->rts_threshold
= orts
;
328 EXPORT_SYMBOL_GPL(cfg80211_wext_siwrts
);
330 int cfg80211_wext_giwrts(struct net_device
*dev
,
331 struct iw_request_info
*info
,
332 struct iw_param
*rts
, char *extra
)
334 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
336 rts
->value
= wdev
->wiphy
->rts_threshold
;
337 rts
->disabled
= rts
->value
== (u32
) -1;
342 EXPORT_SYMBOL_GPL(cfg80211_wext_giwrts
);
344 int cfg80211_wext_siwfrag(struct net_device
*dev
,
345 struct iw_request_info
*info
,
346 struct iw_param
*frag
, char *extra
)
348 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
349 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
350 u32 ofrag
= wdev
->wiphy
->frag_threshold
;
353 if (frag
->disabled
|| !frag
->fixed
)
354 wdev
->wiphy
->frag_threshold
= (u32
) -1;
355 else if (frag
->value
< 256)
358 /* Fragment length must be even, so strip LSB. */
359 wdev
->wiphy
->frag_threshold
= frag
->value
& ~0x1;
362 err
= rdev
->ops
->set_wiphy_params(wdev
->wiphy
,
363 WIPHY_PARAM_FRAG_THRESHOLD
);
365 wdev
->wiphy
->frag_threshold
= ofrag
;
369 EXPORT_SYMBOL_GPL(cfg80211_wext_siwfrag
);
371 int cfg80211_wext_giwfrag(struct net_device
*dev
,
372 struct iw_request_info
*info
,
373 struct iw_param
*frag
, char *extra
)
375 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
377 frag
->value
= wdev
->wiphy
->frag_threshold
;
378 frag
->disabled
= frag
->value
== (u32
) -1;
383 EXPORT_SYMBOL_GPL(cfg80211_wext_giwfrag
);
385 int cfg80211_wext_siwretry(struct net_device
*dev
,
386 struct iw_request_info
*info
,
387 struct iw_param
*retry
, char *extra
)
389 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
390 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
392 u8 olong
= wdev
->wiphy
->retry_long
;
393 u8 oshort
= wdev
->wiphy
->retry_short
;
396 if (retry
->disabled
||
397 (retry
->flags
& IW_RETRY_TYPE
) != IW_RETRY_LIMIT
)
400 if (retry
->flags
& IW_RETRY_LONG
) {
401 wdev
->wiphy
->retry_long
= retry
->value
;
402 changed
|= WIPHY_PARAM_RETRY_LONG
;
403 } else if (retry
->flags
& IW_RETRY_SHORT
) {
404 wdev
->wiphy
->retry_short
= retry
->value
;
405 changed
|= WIPHY_PARAM_RETRY_SHORT
;
407 wdev
->wiphy
->retry_short
= retry
->value
;
408 wdev
->wiphy
->retry_long
= retry
->value
;
409 changed
|= WIPHY_PARAM_RETRY_LONG
;
410 changed
|= WIPHY_PARAM_RETRY_SHORT
;
416 err
= rdev
->ops
->set_wiphy_params(wdev
->wiphy
, changed
);
418 wdev
->wiphy
->retry_short
= oshort
;
419 wdev
->wiphy
->retry_long
= olong
;
424 EXPORT_SYMBOL_GPL(cfg80211_wext_siwretry
);
426 int cfg80211_wext_giwretry(struct net_device
*dev
,
427 struct iw_request_info
*info
,
428 struct iw_param
*retry
, char *extra
)
430 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
434 if (retry
->flags
== 0 || (retry
->flags
& IW_RETRY_SHORT
)) {
436 * First return short value, iwconfig will ask long value
439 retry
->flags
|= IW_RETRY_LIMIT
;
440 retry
->value
= wdev
->wiphy
->retry_short
;
441 if (wdev
->wiphy
->retry_long
!= wdev
->wiphy
->retry_short
)
442 retry
->flags
|= IW_RETRY_LONG
;
447 if (retry
->flags
& IW_RETRY_LONG
) {
448 retry
->flags
= IW_RETRY_LIMIT
| IW_RETRY_LONG
;
449 retry
->value
= wdev
->wiphy
->retry_long
;
454 EXPORT_SYMBOL_GPL(cfg80211_wext_giwretry
);
456 static int cfg80211_set_encryption(struct cfg80211_registered_device
*rdev
,
457 struct net_device
*dev
, const u8
*addr
,
458 bool remove
, bool tx_key
, int idx
,
459 struct key_params
*params
)
461 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
464 if (params
->cipher
== WLAN_CIPHER_SUITE_AES_CMAC
) {
465 if (!rdev
->ops
->set_default_mgmt_key
)
468 if (idx
< 4 || idx
> 5)
470 } else if (idx
< 0 || idx
> 3)
474 err
= rdev
->ops
->del_key(&rdev
->wiphy
, dev
, idx
, addr
);
476 if (idx
== wdev
->wext
.default_key
)
477 wdev
->wext
.default_key
= -1;
478 else if (idx
== wdev
->wext
.default_mgmt_key
)
479 wdev
->wext
.default_mgmt_key
= -1;
482 * Applications using wireless extensions expect to be
483 * able to delete keys that don't exist, so allow that.
493 if (cfg80211_validate_key_settings(params
, idx
, addr
))
496 err
= rdev
->ops
->add_key(&rdev
->wiphy
, dev
, idx
, addr
, params
);
500 if (tx_key
|| (!addr
&& wdev
->wext
.default_key
== -1)) {
501 err
= rdev
->ops
->set_default_key(&rdev
->wiphy
,
504 wdev
->wext
.default_key
= idx
;
508 if (params
->cipher
== WLAN_CIPHER_SUITE_AES_CMAC
&&
509 (tx_key
|| (!addr
&& wdev
->wext
.default_mgmt_key
== -1))) {
510 err
= rdev
->ops
->set_default_mgmt_key(&rdev
->wiphy
,
513 wdev
->wext
.default_mgmt_key
= idx
;
521 int cfg80211_wext_siwencode(struct net_device
*dev
,
522 struct iw_request_info
*info
,
523 struct iw_point
*erq
, char *keybuf
)
525 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
526 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
529 struct key_params params
;
531 /* no use -- only MFP (set_default_mgmt_key) is optional */
532 if (!rdev
->ops
->del_key
||
533 !rdev
->ops
->add_key
||
534 !rdev
->ops
->set_default_key
)
537 idx
= erq
->flags
& IW_ENCODE_INDEX
;
539 idx
= wdev
->wext
.default_key
;
542 } else if (idx
< 1 || idx
> 4)
547 if (erq
->flags
& IW_ENCODE_DISABLED
)
549 else if (erq
->length
== 0) {
550 /* No key data - just set the default TX key index */
551 err
= rdev
->ops
->set_default_key(&rdev
->wiphy
, dev
, idx
);
553 wdev
->wext
.default_key
= idx
;
557 memset(¶ms
, 0, sizeof(params
));
559 params
.key_len
= erq
->length
;
560 if (erq
->length
== 5)
561 params
.cipher
= WLAN_CIPHER_SUITE_WEP40
;
562 else if (erq
->length
== 13)
563 params
.cipher
= WLAN_CIPHER_SUITE_WEP104
;
567 return cfg80211_set_encryption(rdev
, dev
, NULL
, remove
,
568 wdev
->wext
.default_key
== -1,
571 EXPORT_SYMBOL_GPL(cfg80211_wext_siwencode
);
573 int cfg80211_wext_siwencodeext(struct net_device
*dev
,
574 struct iw_request_info
*info
,
575 struct iw_point
*erq
, char *extra
)
577 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
578 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
579 struct iw_encode_ext
*ext
= (struct iw_encode_ext
*) extra
;
583 struct key_params params
;
586 /* no use -- only MFP (set_default_mgmt_key) is optional */
587 if (!rdev
->ops
->del_key
||
588 !rdev
->ops
->add_key
||
589 !rdev
->ops
->set_default_key
)
593 case IW_ENCODE_ALG_NONE
:
597 case IW_ENCODE_ALG_WEP
:
598 if (ext
->key_len
== 5)
599 cipher
= WLAN_CIPHER_SUITE_WEP40
;
600 else if (ext
->key_len
== 13)
601 cipher
= WLAN_CIPHER_SUITE_WEP104
;
605 case IW_ENCODE_ALG_TKIP
:
606 cipher
= WLAN_CIPHER_SUITE_TKIP
;
608 case IW_ENCODE_ALG_CCMP
:
609 cipher
= WLAN_CIPHER_SUITE_CCMP
;
611 case IW_ENCODE_ALG_AES_CMAC
:
612 cipher
= WLAN_CIPHER_SUITE_AES_CMAC
;
618 if (erq
->flags
& IW_ENCODE_DISABLED
)
621 idx
= erq
->flags
& IW_ENCODE_INDEX
;
622 if (cipher
== WLAN_CIPHER_SUITE_AES_CMAC
) {
623 if (idx
< 4 || idx
> 5) {
624 idx
= wdev
->wext
.default_mgmt_key
;
630 if (idx
< 1 || idx
> 4) {
631 idx
= wdev
->wext
.default_key
;
638 addr
= ext
->addr
.sa_data
;
639 if (is_broadcast_ether_addr(addr
))
642 memset(¶ms
, 0, sizeof(params
));
643 params
.key
= ext
->key
;
644 params
.key_len
= ext
->key_len
;
645 params
.cipher
= cipher
;
647 if (ext
->ext_flags
& IW_ENCODE_EXT_RX_SEQ_VALID
) {
648 params
.seq
= ext
->rx_seq
;
652 return cfg80211_set_encryption(
653 rdev
, dev
, addr
, remove
,
654 ext
->ext_flags
& IW_ENCODE_EXT_SET_TX_KEY
,
657 EXPORT_SYMBOL_GPL(cfg80211_wext_siwencodeext
);
659 struct giwencode_cookie
{
664 static void giwencode_get_key_cb(void *cookie
, struct key_params
*params
)
666 struct giwencode_cookie
*data
= cookie
;
673 data
->buflen
= min_t(size_t, data
->buflen
, params
->key_len
);
674 memcpy(data
->keybuf
, params
->key
, data
->buflen
);
677 int cfg80211_wext_giwencode(struct net_device
*dev
,
678 struct iw_request_info
*info
,
679 struct iw_point
*erq
, char *keybuf
)
681 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
682 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
684 struct giwencode_cookie data
= {
686 .buflen
= erq
->length
,
689 if (!rdev
->ops
->get_key
)
692 idx
= erq
->flags
& IW_ENCODE_INDEX
;
694 idx
= wdev
->wext
.default_key
;
697 } else if (idx
< 1 || idx
> 4)
702 erq
->flags
= idx
+ 1;
704 err
= rdev
->ops
->get_key(&rdev
->wiphy
, dev
, idx
, NULL
, &data
,
705 giwencode_get_key_cb
);
707 erq
->length
= data
.buflen
;
708 erq
->flags
|= IW_ENCODE_ENABLED
;
712 if (err
== -ENOENT
) {
713 erq
->flags
|= IW_ENCODE_DISABLED
;
720 EXPORT_SYMBOL_GPL(cfg80211_wext_giwencode
);
722 int cfg80211_wext_siwtxpower(struct net_device
*dev
,
723 struct iw_request_info
*info
,
724 union iwreq_data
*data
, char *extra
)
726 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
727 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
728 enum tx_power_setting type
;
731 if ((data
->txpower
.flags
& IW_TXPOW_TYPE
) != IW_TXPOW_DBM
)
733 if (data
->txpower
.flags
& IW_TXPOW_RANGE
)
736 if (!rdev
->ops
->set_tx_power
)
739 /* only change when not disabling */
740 if (!data
->txpower
.disabled
) {
741 rfkill_set_sw_state(rdev
->rfkill
, false);
743 if (data
->txpower
.fixed
) {
745 * wext doesn't support negative values, see
746 * below where it's for automatic
748 if (data
->txpower
.value
< 0)
750 dbm
= data
->txpower
.value
;
751 type
= TX_POWER_FIXED
;
752 /* TODO: do regulatory check! */
755 * Automatic power level setting, max being the value
756 * passed in from userland.
758 if (data
->txpower
.value
< 0) {
759 type
= TX_POWER_AUTOMATIC
;
761 dbm
= data
->txpower
.value
;
762 type
= TX_POWER_LIMITED
;
766 rfkill_set_sw_state(rdev
->rfkill
, true);
767 schedule_work(&rdev
->rfkill_sync
);
771 return rdev
->ops
->set_tx_power(wdev
->wiphy
, type
, dbm
);;
773 EXPORT_SYMBOL_GPL(cfg80211_wext_siwtxpower
);
775 int cfg80211_wext_giwtxpower(struct net_device
*dev
,
776 struct iw_request_info
*info
,
777 union iwreq_data
*data
, char *extra
)
779 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
780 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
783 if ((data
->txpower
.flags
& IW_TXPOW_TYPE
) != IW_TXPOW_DBM
)
785 if (data
->txpower
.flags
& IW_TXPOW_RANGE
)
788 if (!rdev
->ops
->get_tx_power
)
791 err
= rdev
->ops
->get_tx_power(wdev
->wiphy
, &val
);
795 /* well... oh well */
796 data
->txpower
.fixed
= 1;
797 data
->txpower
.disabled
= rfkill_blocked(rdev
->rfkill
);
798 data
->txpower
.value
= val
;
799 data
->txpower
.flags
= IW_TXPOW_DBM
;
803 EXPORT_SYMBOL_GPL(cfg80211_wext_giwtxpower
);
805 static int cfg80211_set_auth_alg(struct wireless_dev
*wdev
,
813 if (auth_alg
& ~(IW_AUTH_ALG_OPEN_SYSTEM
|
814 IW_AUTH_ALG_SHARED_KEY
|
818 if (auth_alg
& IW_AUTH_ALG_OPEN_SYSTEM
) {
820 wdev
->wext
.connect
.auth_type
= NL80211_AUTHTYPE_OPEN_SYSTEM
;
823 if (auth_alg
& IW_AUTH_ALG_SHARED_KEY
) {
825 wdev
->wext
.connect
.auth_type
= NL80211_AUTHTYPE_SHARED_KEY
;
828 if (auth_alg
& IW_AUTH_ALG_LEAP
) {
830 wdev
->wext
.connect
.auth_type
= NL80211_AUTHTYPE_NETWORK_EAP
;
834 wdev
->wext
.connect
.auth_type
= NL80211_AUTHTYPE_AUTOMATIC
;
839 static int cfg80211_set_wpa_version(struct wireless_dev
*wdev
, u32 wpa_versions
)
841 wdev
->wext
.connect
.crypto
.wpa_versions
= 0;
843 if (wpa_versions
& ~(IW_AUTH_WPA_VERSION_WPA
|
844 IW_AUTH_WPA_VERSION_WPA2
))
847 if (wpa_versions
& IW_AUTH_WPA_VERSION_WPA
)
848 wdev
->wext
.connect
.crypto
.wpa_versions
|=
849 NL80211_WPA_VERSION_1
;
851 if (wpa_versions
& IW_AUTH_WPA_VERSION_WPA2
)
852 wdev
->wext
.connect
.crypto
.wpa_versions
|=
853 NL80211_WPA_VERSION_2
;
858 static int cfg80211_set_cipher_group(struct wireless_dev
*wdev
, u32 cipher
)
860 wdev
->wext
.connect
.crypto
.cipher_group
= 0;
862 if (cipher
& IW_AUTH_CIPHER_WEP40
)
863 wdev
->wext
.connect
.crypto
.cipher_group
=
864 WLAN_CIPHER_SUITE_WEP40
;
865 else if (cipher
& IW_AUTH_CIPHER_WEP104
)
866 wdev
->wext
.connect
.crypto
.cipher_group
=
867 WLAN_CIPHER_SUITE_WEP104
;
868 else if (cipher
& IW_AUTH_CIPHER_TKIP
)
869 wdev
->wext
.connect
.crypto
.cipher_group
=
870 WLAN_CIPHER_SUITE_TKIP
;
871 else if (cipher
& IW_AUTH_CIPHER_CCMP
)
872 wdev
->wext
.connect
.crypto
.cipher_group
=
873 WLAN_CIPHER_SUITE_CCMP
;
874 else if (cipher
& IW_AUTH_CIPHER_AES_CMAC
)
875 wdev
->wext
.connect
.crypto
.cipher_group
=
876 WLAN_CIPHER_SUITE_AES_CMAC
;
883 static int cfg80211_set_cipher_pairwise(struct wireless_dev
*wdev
, u32 cipher
)
886 u32
*ciphers_pairwise
= wdev
->wext
.connect
.crypto
.ciphers_pairwise
;
888 if (cipher
& IW_AUTH_CIPHER_WEP40
) {
889 ciphers_pairwise
[nr_ciphers
] = WLAN_CIPHER_SUITE_WEP40
;
893 if (cipher
& IW_AUTH_CIPHER_WEP104
) {
894 ciphers_pairwise
[nr_ciphers
] = WLAN_CIPHER_SUITE_WEP104
;
898 if (cipher
& IW_AUTH_CIPHER_TKIP
) {
899 ciphers_pairwise
[nr_ciphers
] = WLAN_CIPHER_SUITE_TKIP
;
903 if (cipher
& IW_AUTH_CIPHER_CCMP
) {
904 ciphers_pairwise
[nr_ciphers
] = WLAN_CIPHER_SUITE_CCMP
;
908 if (cipher
& IW_AUTH_CIPHER_AES_CMAC
) {
909 ciphers_pairwise
[nr_ciphers
] = WLAN_CIPHER_SUITE_AES_CMAC
;
913 BUILD_BUG_ON(NL80211_MAX_NR_CIPHER_SUITES
< 5);
915 wdev
->wext
.connect
.crypto
.n_ciphers_pairwise
= nr_ciphers
;
921 static int cfg80211_set_key_mgt(struct wireless_dev
*wdev
, u32 key_mgt
)
923 int nr_akm_suites
= 0;
925 if (key_mgt
& ~(IW_AUTH_KEY_MGMT_802_1X
|
926 IW_AUTH_KEY_MGMT_PSK
))
929 if (key_mgt
& IW_AUTH_KEY_MGMT_802_1X
) {
930 wdev
->wext
.connect
.crypto
.akm_suites
[nr_akm_suites
] =
931 WLAN_AKM_SUITE_8021X
;
935 if (key_mgt
& IW_AUTH_KEY_MGMT_PSK
) {
936 wdev
->wext
.connect
.crypto
.akm_suites
[nr_akm_suites
] =
941 wdev
->wext
.connect
.crypto
.n_akm_suites
= nr_akm_suites
;
946 int cfg80211_wext_siwauth(struct net_device
*dev
,
947 struct iw_request_info
*info
,
948 struct iw_param
*data
, char *extra
)
950 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
952 if (wdev
->iftype
!= NL80211_IFTYPE_STATION
)
955 switch (data
->flags
& IW_AUTH_INDEX
) {
956 case IW_AUTH_PRIVACY_INVOKED
:
957 wdev
->wext
.connect
.privacy
= data
->value
;
959 case IW_AUTH_WPA_VERSION
:
960 return cfg80211_set_wpa_version(wdev
, data
->value
);
961 case IW_AUTH_CIPHER_GROUP
:
962 return cfg80211_set_cipher_group(wdev
, data
->value
);
963 case IW_AUTH_KEY_MGMT
:
964 return cfg80211_set_key_mgt(wdev
, data
->value
);
965 case IW_AUTH_CIPHER_PAIRWISE
:
966 return cfg80211_set_cipher_pairwise(wdev
, data
->value
);
967 case IW_AUTH_80211_AUTH_ALG
:
968 return cfg80211_set_auth_alg(wdev
, data
->value
);
969 case IW_AUTH_WPA_ENABLED
:
970 case IW_AUTH_RX_UNENCRYPTED_EAPOL
:
971 case IW_AUTH_DROP_UNENCRYPTED
:
978 EXPORT_SYMBOL_GPL(cfg80211_wext_siwauth
);
980 int cfg80211_wext_giwauth(struct net_device
*dev
,
981 struct iw_request_info
*info
,
982 struct iw_param
*data
, char *extra
)
984 /* XXX: what do we need? */
988 EXPORT_SYMBOL_GPL(cfg80211_wext_giwauth
);
990 int cfg80211_wext_siwpower(struct net_device
*dev
,
991 struct iw_request_info
*info
,
992 struct iw_param
*wrq
, char *extra
)
994 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
995 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
996 bool ps
= wdev
->wext
.ps
;
997 int timeout
= wdev
->wext
.ps_timeout
;
1000 if (wdev
->iftype
!= NL80211_IFTYPE_STATION
)
1003 if (!rdev
->ops
->set_power_mgmt
)
1006 if (wrq
->disabled
) {
1009 switch (wrq
->flags
& IW_POWER_MODE
) {
1010 case IW_POWER_ON
: /* If not specified */
1011 case IW_POWER_MODE
: /* If set all mask */
1012 case IW_POWER_ALL_R
: /* If explicitely state all */
1015 default: /* Otherwise we ignore */
1019 if (wrq
->flags
& ~(IW_POWER_MODE
| IW_POWER_TIMEOUT
))
1022 if (wrq
->flags
& IW_POWER_TIMEOUT
)
1023 timeout
= wrq
->value
/ 1000;
1026 err
= rdev
->ops
->set_power_mgmt(wdev
->wiphy
, dev
, ps
, timeout
);
1031 wdev
->wext
.ps_timeout
= timeout
;
1036 EXPORT_SYMBOL_GPL(cfg80211_wext_siwpower
);
1038 int cfg80211_wext_giwpower(struct net_device
*dev
,
1039 struct iw_request_info
*info
,
1040 struct iw_param
*wrq
, char *extra
)
1042 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
1044 wrq
->disabled
= !wdev
->wext
.ps
;
1048 EXPORT_SYMBOL_GPL(cfg80211_wext_giwpower
);
1050 int cfg80211_wds_wext_siwap(struct net_device
*dev
,
1051 struct iw_request_info
*info
,
1052 struct sockaddr
*addr
, char *extra
)
1054 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
1055 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
1058 if (WARN_ON(wdev
->iftype
!= NL80211_IFTYPE_WDS
))
1061 if (addr
->sa_family
!= ARPHRD_ETHER
)
1064 if (netif_running(dev
))
1067 if (!rdev
->ops
->set_wds_peer
)
1070 err
= rdev
->ops
->set_wds_peer(wdev
->wiphy
, dev
, (u8
*) &addr
->sa_data
);
1074 memcpy(&wdev
->wext
.bssid
, (u8
*) &addr
->sa_data
, ETH_ALEN
);
1078 EXPORT_SYMBOL_GPL(cfg80211_wds_wext_siwap
);
1080 int cfg80211_wds_wext_giwap(struct net_device
*dev
,
1081 struct iw_request_info
*info
,
1082 struct sockaddr
*addr
, char *extra
)
1084 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
1086 if (WARN_ON(wdev
->iftype
!= NL80211_IFTYPE_WDS
))
1089 addr
->sa_family
= ARPHRD_ETHER
;
1090 memcpy(&addr
->sa_data
, wdev
->wext
.bssid
, ETH_ALEN
);
1094 EXPORT_SYMBOL_GPL(cfg80211_wds_wext_giwap
);
1096 int cfg80211_wext_siwrate(struct net_device
*dev
,
1097 struct iw_request_info
*info
,
1098 struct iw_param
*rate
, char *extra
)
1100 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
1101 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
1102 struct cfg80211_bitrate_mask mask
;
1104 if (!rdev
->ops
->set_bitrate_mask
)
1110 if (rate
->value
< 0) {
1112 } else if (rate
->fixed
) {
1113 mask
.fixed
= rate
->value
/ 1000; /* kbps */
1115 mask
.maxrate
= rate
->value
/ 1000; /* kbps */
1118 return rdev
->ops
->set_bitrate_mask(wdev
->wiphy
, dev
, NULL
, &mask
);
1120 EXPORT_SYMBOL_GPL(cfg80211_wext_siwrate
);
1122 int cfg80211_wext_giwrate(struct net_device
*dev
,
1123 struct iw_request_info
*info
,
1124 struct iw_param
*rate
, char *extra
)
1126 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
1127 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
1128 /* we are under RTNL - globally locked - so can use a static struct */
1129 static struct station_info sinfo
;
1133 if (wdev
->iftype
!= NL80211_IFTYPE_STATION
)
1136 if (!rdev
->ops
->get_station
)
1141 if (wdev
->current_bss
)
1142 memcpy(addr
, wdev
->current_bss
->pub
.bssid
, ETH_ALEN
);
1149 err
= rdev
->ops
->get_station(&rdev
->wiphy
, dev
, addr
, &sinfo
);
1153 if (!(sinfo
.filled
& STATION_INFO_TX_BITRATE
))
1158 if (!(sinfo
.txrate
.flags
& RATE_INFO_FLAGS_MCS
))
1159 rate
->value
= 100000 * sinfo
.txrate
.legacy
;
1163 EXPORT_SYMBOL_GPL(cfg80211_wext_giwrate
);
1165 /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */
1166 struct iw_statistics
*cfg80211_wireless_stats(struct net_device
*dev
)
1168 struct wireless_dev
*wdev
= dev
->ieee80211_ptr
;
1169 struct cfg80211_registered_device
*rdev
= wiphy_to_dev(wdev
->wiphy
);
1170 /* we are under RTNL - globally locked - so can use static structs */
1171 static struct iw_statistics wstats
;
1172 static struct station_info sinfo
;
1175 if (dev
->ieee80211_ptr
->iftype
!= NL80211_IFTYPE_STATION
)
1178 if (!rdev
->ops
->get_station
)
1181 addr
= wdev
->wext
.connect
.bssid
;
1185 if (rdev
->ops
->get_station(&rdev
->wiphy
, dev
, addr
, &sinfo
))
1188 memset(&wstats
, 0, sizeof(wstats
));
1190 switch (rdev
->wiphy
.signal_type
) {
1191 case CFG80211_SIGNAL_TYPE_MBM
:
1192 if (sinfo
.filled
& STATION_INFO_SIGNAL
) {
1193 int sig
= sinfo
.signal
;
1194 wstats
.qual
.updated
|= IW_QUAL_LEVEL_UPDATED
;
1195 wstats
.qual
.updated
|= IW_QUAL_QUAL_UPDATED
;
1196 wstats
.qual
.updated
|= IW_QUAL_DBM
;
1197 wstats
.qual
.level
= sig
;
1202 wstats
.qual
.qual
= sig
+ 110;
1205 case CFG80211_SIGNAL_TYPE_UNSPEC
:
1206 if (sinfo
.filled
& STATION_INFO_SIGNAL
) {
1207 wstats
.qual
.updated
|= IW_QUAL_LEVEL_UPDATED
;
1208 wstats
.qual
.updated
|= IW_QUAL_QUAL_UPDATED
;
1209 wstats
.qual
.level
= sinfo
.signal
;
1210 wstats
.qual
.qual
= sinfo
.signal
;
1214 wstats
.qual
.updated
|= IW_QUAL_LEVEL_INVALID
;
1215 wstats
.qual
.updated
|= IW_QUAL_QUAL_INVALID
;
1218 wstats
.qual
.updated
|= IW_QUAL_NOISE_INVALID
;
1222 EXPORT_SYMBOL_GPL(cfg80211_wireless_stats
);