3 * Copyright (c) 2009-2014, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
12 #include "utils/eloop.h"
13 #include "common/ieee802_11_defs.h"
14 #include "common/ieee802_11_common.h"
15 #include "eapol_supp/eapol_supp_sm.h"
16 #include "common/wpa_common.h"
17 #include "common/sae.h"
18 #include "rsn_supp/wpa.h"
19 #include "rsn_supp/pmksa_cache.h"
21 #include "wpa_supplicant_i.h"
23 #include "wpas_glue.h"
24 #include "wps_supplicant.h"
25 #include "p2p_supplicant.h"
30 #include "hs20_supplicant.h"
32 #define SME_AUTH_TIMEOUT 5
33 #define SME_ASSOC_TIMEOUT 5
35 static void sme_auth_timer(void *eloop_ctx
, void *timeout_ctx
);
36 static void sme_assoc_timer(void *eloop_ctx
, void *timeout_ctx
);
37 static void sme_obss_scan_timeout(void *eloop_ctx
, void *timeout_ctx
);
38 #ifdef CONFIG_IEEE80211W
39 static void sme_stop_sa_query(struct wpa_supplicant
*wpa_s
);
40 #endif /* CONFIG_IEEE80211W */
45 static int index_within_array(const int *array
, int idx
)
48 for (i
= 0; i
< idx
; i
++) {
56 static int sme_set_sae_group(struct wpa_supplicant
*wpa_s
)
58 int *groups
= wpa_s
->conf
->sae_groups
;
59 int default_groups
[] = { 19, 20, 21, 25, 26, 0 };
61 if (!groups
|| groups
[0] <= 0)
62 groups
= default_groups
;
64 /* Configuration may have changed, so validate current index */
65 if (!index_within_array(groups
, wpa_s
->sme
.sae_group_index
))
69 int group
= groups
[wpa_s
->sme
.sae_group_index
];
72 if (sae_set_group(&wpa_s
->sme
.sae
, group
) == 0) {
73 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Selected SAE group %d",
74 wpa_s
->sme
.sae
.group
);
77 wpa_s
->sme
.sae_group_index
++;
84 static struct wpabuf
* sme_auth_build_sae_commit(struct wpa_supplicant
*wpa_s
,
85 struct wpa_ssid
*ssid
,
86 const u8
*bssid
, int external
)
92 #ifdef CONFIG_TESTING_OPTIONS
93 if (wpa_s
->sae_commit_override
) {
94 wpa_printf(MSG_DEBUG
, "SAE: TESTING - commit override");
95 buf
= wpabuf_alloc(4 + wpabuf_len(wpa_s
->sae_commit_override
));
98 wpabuf_put_le16(buf
, 1); /* Transaction seq# */
99 wpabuf_put_le16(buf
, WLAN_STATUS_SUCCESS
);
100 wpabuf_put_buf(buf
, wpa_s
->sae_commit_override
);
103 #endif /* CONFIG_TESTING_OPTIONS */
105 password
= ssid
->sae_password
;
107 password
= ssid
->passphrase
;
109 wpa_printf(MSG_DEBUG
, "SAE: No password available");
113 if (sme_set_sae_group(wpa_s
) < 0) {
114 wpa_printf(MSG_DEBUG
, "SAE: Failed to select group");
118 if (sae_prepare_commit(wpa_s
->own_addr
, bssid
,
119 (u8
*) password
, os_strlen(password
),
120 ssid
->sae_password_id
,
121 &wpa_s
->sme
.sae
) < 0) {
122 wpa_printf(MSG_DEBUG
, "SAE: Could not pick PWE");
126 len
= wpa_s
->sme
.sae_token
? wpabuf_len(wpa_s
->sme
.sae_token
) : 0;
127 if (ssid
->sae_password_id
)
128 len
+= 4 + os_strlen(ssid
->sae_password_id
);
129 buf
= wpabuf_alloc(4 + SAE_COMMIT_MAX_LEN
+ len
);
133 wpabuf_put_le16(buf
, 1); /* Transaction seq# */
134 wpabuf_put_le16(buf
, WLAN_STATUS_SUCCESS
);
136 sae_write_commit(&wpa_s
->sme
.sae
, buf
, wpa_s
->sme
.sae_token
,
137 ssid
->sae_password_id
);
143 static struct wpabuf
* sme_auth_build_sae_confirm(struct wpa_supplicant
*wpa_s
,
148 buf
= wpabuf_alloc(4 + SAE_CONFIRM_MAX_LEN
);
153 wpabuf_put_le16(buf
, 2); /* Transaction seq# */
154 wpabuf_put_le16(buf
, WLAN_STATUS_SUCCESS
);
156 sae_write_confirm(&wpa_s
->sme
.sae
, buf
);
161 #endif /* CONFIG_SAE */
165 * sme_auth_handle_rrm - Handle RRM aspects of current authentication attempt
166 * @wpa_s: Pointer to wpa_supplicant data
167 * @bss: Pointer to the bss which is the target of authentication attempt
169 static void sme_auth_handle_rrm(struct wpa_supplicant
*wpa_s
,
172 const u8 rrm_ie_len
= 5;
176 wpa_s
->rrm
.rrm_used
= 0;
178 wpa_printf(MSG_DEBUG
,
179 "RRM: Determining whether RRM can be used - device support: 0x%x",
180 wpa_s
->drv_rrm_flags
);
182 rrm_ie
= wpa_bss_get_ie(bss
, WLAN_EID_RRM_ENABLED_CAPABILITIES
);
183 if (!rrm_ie
|| !(bss
->caps
& IEEE80211_CAP_RRM
)) {
184 wpa_printf(MSG_DEBUG
, "RRM: No RRM in network");
188 if (!((wpa_s
->drv_rrm_flags
&
189 WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES
) &&
190 (wpa_s
->drv_rrm_flags
& WPA_DRIVER_FLAGS_QUIET
)) &&
191 !(wpa_s
->drv_rrm_flags
& WPA_DRIVER_FLAGS_SUPPORT_RRM
)) {
192 wpa_printf(MSG_DEBUG
,
193 "RRM: Insufficient RRM support in driver - do not use RRM");
197 if (sizeof(wpa_s
->sme
.assoc_req_ie
) <
198 wpa_s
->sme
.assoc_req_ie_len
+ rrm_ie_len
+ 2) {
200 "RRM: Unable to use RRM, no room for RRM IE");
204 wpa_printf(MSG_DEBUG
, "RRM: Adding RRM IE to Association Request");
205 pos
= wpa_s
->sme
.assoc_req_ie
+ wpa_s
->sme
.assoc_req_ie_len
;
206 os_memset(pos
, 0, 2 + rrm_ie_len
);
207 *pos
++ = WLAN_EID_RRM_ENABLED_CAPABILITIES
;
210 /* Set supported capabilites flags */
211 if (wpa_s
->drv_rrm_flags
& WPA_DRIVER_FLAGS_TX_POWER_INSERTION
)
212 *pos
|= WLAN_RRM_CAPS_LINK_MEASUREMENT
;
214 *pos
|= WLAN_RRM_CAPS_BEACON_REPORT_PASSIVE
|
215 WLAN_RRM_CAPS_BEACON_REPORT_ACTIVE
|
216 WLAN_RRM_CAPS_BEACON_REPORT_TABLE
;
219 pos
[1] |= WLAN_RRM_CAPS_LCI_MEASUREMENT
;
221 wpa_s
->sme
.assoc_req_ie_len
+= rrm_ie_len
+ 2;
222 wpa_s
->rrm
.rrm_used
= 1;
226 static void sme_send_authentication(struct wpa_supplicant
*wpa_s
,
227 struct wpa_bss
*bss
, struct wpa_ssid
*ssid
,
230 struct wpa_driver_auth_params params
;
231 struct wpa_ssid
*old_ssid
;
232 #ifdef CONFIG_IEEE80211R
234 #endif /* CONFIG_IEEE80211R */
235 #if defined(CONFIG_IEEE80211R) || defined(CONFIG_FILS)
237 #endif /* CONFIG_IEEE80211R || CONFIG_FILS */
238 int i
, bssid_changed
;
239 struct wpabuf
*resp
= NULL
;
247 #endif /* CONFIG_MBO */
250 wpa_msg(wpa_s
, MSG_ERROR
, "SME: No scan result available for "
252 wpas_connect_work_done(wpa_s
);
256 skip_auth
= wpa_s
->conf
->reassoc_same_bss_optim
&&
257 wpa_s
->reassoc_same_bss
;
258 wpa_s
->current_bss
= bss
;
260 os_memset(¶ms
, 0, sizeof(params
));
261 wpa_s
->reassociate
= 0;
263 params
.freq
= bss
->freq
;
264 params
.bssid
= bss
->bssid
;
265 params
.ssid
= bss
->ssid
;
266 params
.ssid_len
= bss
->ssid_len
;
267 params
.p2p
= ssid
->p2p_group
;
269 if (wpa_s
->sme
.ssid_len
!= params
.ssid_len
||
270 os_memcmp(wpa_s
->sme
.ssid
, params
.ssid
, params
.ssid_len
) != 0)
271 wpa_s
->sme
.prev_bssid_set
= 0;
273 wpa_s
->sme
.freq
= params
.freq
;
274 os_memcpy(wpa_s
->sme
.ssid
, params
.ssid
, params
.ssid_len
);
275 wpa_s
->sme
.ssid_len
= params
.ssid_len
;
277 params
.auth_alg
= WPA_AUTH_ALG_OPEN
;
278 #ifdef IEEE8021X_EAPOL
279 if (ssid
->key_mgmt
& WPA_KEY_MGMT_IEEE8021X_NO_WPA
) {
281 if (ssid
->non_leap
== 0)
282 params
.auth_alg
= WPA_AUTH_ALG_LEAP
;
284 params
.auth_alg
|= WPA_AUTH_ALG_LEAP
;
287 #endif /* IEEE8021X_EAPOL */
288 wpa_dbg(wpa_s
, MSG_DEBUG
, "Automatic auth_alg selection: 0x%x",
290 if (ssid
->auth_alg
) {
291 params
.auth_alg
= ssid
->auth_alg
;
292 wpa_dbg(wpa_s
, MSG_DEBUG
, "Overriding auth_alg selection: "
293 "0x%x", params
.auth_alg
);
296 wpa_s
->sme
.sae_pmksa_caching
= 0;
297 if (wpa_key_mgmt_sae(ssid
->key_mgmt
)) {
299 struct wpa_ie_data ied
;
301 rsn
= wpa_bss_get_ie(bss
, WLAN_EID_RSN
);
303 wpa_dbg(wpa_s
, MSG_DEBUG
,
304 "SAE enabled, but target BSS does not advertise RSN");
305 } else if (wpa_parse_wpa_ie(rsn
, 2 + rsn
[1], &ied
) == 0 &&
306 wpa_key_mgmt_sae(ied
.key_mgmt
)) {
307 wpa_dbg(wpa_s
, MSG_DEBUG
, "Using SAE auth_alg");
308 params
.auth_alg
= WPA_AUTH_ALG_SAE
;
310 wpa_dbg(wpa_s
, MSG_DEBUG
,
311 "SAE enabled, but target BSS does not advertise SAE AKM for RSN");
314 #endif /* CONFIG_SAE */
316 for (i
= 0; i
< NUM_WEP_KEYS
; i
++) {
317 if (ssid
->wep_key_len
[i
])
318 params
.wep_key
[i
] = ssid
->wep_key
[i
];
319 params
.wep_key_len
[i
] = ssid
->wep_key_len
[i
];
321 params
.wep_tx_keyidx
= ssid
->wep_tx_keyidx
;
323 bssid_changed
= !is_zero_ether_addr(wpa_s
->bssid
);
324 os_memset(wpa_s
->bssid
, 0, ETH_ALEN
);
325 os_memcpy(wpa_s
->pending_bssid
, bss
->bssid
, ETH_ALEN
);
327 wpas_notify_bssid_changed(wpa_s
);
329 if ((wpa_bss_get_vendor_ie(bss
, WPA_IE_VENDOR_TYPE
) ||
330 wpa_bss_get_ie(bss
, WLAN_EID_RSN
)) &&
331 wpa_key_mgmt_wpa(ssid
->key_mgmt
)) {
332 int try_opportunistic
;
333 const u8
*cache_id
= NULL
;
335 try_opportunistic
= (ssid
->proactive_key_caching
< 0 ?
337 ssid
->proactive_key_caching
) &&
338 (ssid
->proto
& WPA_PROTO_RSN
);
340 if (wpa_key_mgmt_fils(ssid
->key_mgmt
))
341 cache_id
= wpa_bss_get_fils_cache_id(bss
);
342 #endif /* CONFIG_FILS */
343 if (pmksa_cache_set_current(wpa_s
->wpa
, NULL
, bss
->bssid
,
345 try_opportunistic
, cache_id
,
347 eapol_sm_notify_pmkid_attempt(wpa_s
->eapol
);
348 wpa_s
->sme
.assoc_req_ie_len
= sizeof(wpa_s
->sme
.assoc_req_ie
);
349 if (wpa_supplicant_set_suites(wpa_s
, bss
, ssid
,
350 wpa_s
->sme
.assoc_req_ie
,
351 &wpa_s
->sme
.assoc_req_ie_len
)) {
352 wpa_msg(wpa_s
, MSG_WARNING
, "SME: Failed to set WPA "
353 "key management and encryption suites");
354 wpas_connect_work_done(wpa_s
);
358 } else if (wpa_bss_get_vendor_ie(bss
, OSEN_IE_VENDOR_TYPE
) &&
359 (ssid
->key_mgmt
& WPA_KEY_MGMT_OSEN
)) {
360 /* No PMKSA caching, but otherwise similar to RSN/WPA */
361 wpa_s
->sme
.assoc_req_ie_len
= sizeof(wpa_s
->sme
.assoc_req_ie
);
362 if (wpa_supplicant_set_suites(wpa_s
, bss
, ssid
,
363 wpa_s
->sme
.assoc_req_ie
,
364 &wpa_s
->sme
.assoc_req_ie_len
)) {
365 wpa_msg(wpa_s
, MSG_WARNING
, "SME: Failed to set WPA "
366 "key management and encryption suites");
367 wpas_connect_work_done(wpa_s
);
370 #endif /* CONFIG_HS20 */
371 } else if ((ssid
->key_mgmt
& WPA_KEY_MGMT_IEEE8021X_NO_WPA
) &&
372 wpa_key_mgmt_wpa_ieee8021x(ssid
->key_mgmt
)) {
374 * Both WPA and non-WPA IEEE 802.1X enabled in configuration -
375 * use non-WPA since the scan results did not indicate that the
376 * AP is using WPA or WPA2.
378 wpa_supplicant_set_non_wpa_policy(wpa_s
, ssid
);
379 wpa_s
->sme
.assoc_req_ie_len
= 0;
380 } else if (wpa_key_mgmt_wpa_any(ssid
->key_mgmt
)) {
381 wpa_s
->sme
.assoc_req_ie_len
= sizeof(wpa_s
->sme
.assoc_req_ie
);
382 if (wpa_supplicant_set_suites(wpa_s
, NULL
, ssid
,
383 wpa_s
->sme
.assoc_req_ie
,
384 &wpa_s
->sme
.assoc_req_ie_len
)) {
385 wpa_msg(wpa_s
, MSG_WARNING
, "SME: Failed to set WPA "
386 "key management and encryption suites (no "
388 wpas_connect_work_done(wpa_s
);
392 } else if (ssid
->key_mgmt
& WPA_KEY_MGMT_WPS
) {
393 struct wpabuf
*wps_ie
;
394 wps_ie
= wps_build_assoc_req_ie(wpas_wps_get_req_type(ssid
));
395 if (wps_ie
&& wpabuf_len(wps_ie
) <=
396 sizeof(wpa_s
->sme
.assoc_req_ie
)) {
397 wpa_s
->sme
.assoc_req_ie_len
= wpabuf_len(wps_ie
);
398 os_memcpy(wpa_s
->sme
.assoc_req_ie
, wpabuf_head(wps_ie
),
399 wpa_s
->sme
.assoc_req_ie_len
);
401 wpa_s
->sme
.assoc_req_ie_len
= 0;
403 wpa_supplicant_set_non_wpa_policy(wpa_s
, ssid
);
404 #endif /* CONFIG_WPS */
406 wpa_supplicant_set_non_wpa_policy(wpa_s
, ssid
);
407 wpa_s
->sme
.assoc_req_ie_len
= 0;
410 /* In case the WPA vendor IE is used, it should be placed after all the
411 * non-vendor IEs, as the lower layer expects the IEs to be ordered as
412 * defined in the standard. Store the WPA IE so it can later be
413 * inserted at the correct location.
417 if (wpa_s
->wpa_proto
== WPA_PROTO_WPA
) {
418 wpa_ie
= os_memdup(wpa_s
->sme
.assoc_req_ie
,
419 wpa_s
->sme
.assoc_req_ie_len
);
421 wpa_dbg(wpa_s
, MSG_DEBUG
, "WPA: Storing WPA IE");
423 wpa_ie_len
= wpa_s
->sme
.assoc_req_ie_len
;
424 wpa_s
->sme
.assoc_req_ie_len
= 0;
426 wpa_msg(wpa_s
, MSG_WARNING
, "WPA: Failed copy WPA IE");
427 wpas_connect_work_done(wpa_s
);
432 #ifdef CONFIG_IEEE80211R
433 ie
= wpa_bss_get_ie(bss
, WLAN_EID_MOBILITY_DOMAIN
);
434 if (ie
&& ie
[1] >= MOBILITY_DOMAIN_ID_LEN
)
436 wpa_sm_set_ft_params(wpa_s
->wpa
, ie
, ie
? 2 + ie
[1] : 0);
438 /* Prepare for the next transition */
439 wpa_ft_prepare_auth_request(wpa_s
->wpa
, ie
);
442 if (md
&& !wpa_key_mgmt_ft(ssid
->key_mgmt
))
445 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: FT mobility domain %02x%02x",
448 if (wpa_s
->sme
.assoc_req_ie_len
+ 5 <
449 sizeof(wpa_s
->sme
.assoc_req_ie
)) {
450 struct rsn_mdie
*mdie
;
451 u8
*pos
= wpa_s
->sme
.assoc_req_ie
+
452 wpa_s
->sme
.assoc_req_ie_len
;
453 *pos
++ = WLAN_EID_MOBILITY_DOMAIN
;
454 *pos
++ = sizeof(*mdie
);
455 mdie
= (struct rsn_mdie
*) pos
;
456 os_memcpy(mdie
->mobility_domain
, md
,
457 MOBILITY_DOMAIN_ID_LEN
);
458 mdie
->ft_capab
= md
[MOBILITY_DOMAIN_ID_LEN
];
459 wpa_s
->sme
.assoc_req_ie_len
+= 5;
462 if (wpa_s
->sme
.ft_used
&&
463 os_memcmp(md
, wpa_s
->sme
.mobility_domain
, 2) == 0 &&
464 wpa_sm_has_ptk(wpa_s
->wpa
)) {
465 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Trying to use FT "
467 params
.auth_alg
= WPA_AUTH_ALG_FT
;
468 params
.ie
= wpa_s
->sme
.ft_ies
;
469 params
.ie_len
= wpa_s
->sme
.ft_ies_len
;
472 #endif /* CONFIG_IEEE80211R */
474 #ifdef CONFIG_IEEE80211W
475 wpa_s
->sme
.mfp
= wpas_get_ssid_pmf(wpa_s
, ssid
);
476 if (wpa_s
->sme
.mfp
!= NO_MGMT_FRAME_PROTECTION
) {
477 const u8
*rsn
= wpa_bss_get_ie(bss
, WLAN_EID_RSN
);
478 struct wpa_ie_data _ie
;
479 if (rsn
&& wpa_parse_wpa_ie(rsn
, 2 + rsn
[1], &_ie
) == 0 &&
481 (WPA_CAPABILITY_MFPC
| WPA_CAPABILITY_MFPR
)) {
482 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Selected AP supports "
484 wpa_s
->sme
.mfp
= MGMT_FRAME_PROTECTION_REQUIRED
;
487 #endif /* CONFIG_IEEE80211W */
490 if (wpa_s
->global
->p2p
) {
494 pos
= wpa_s
->sme
.assoc_req_ie
+ wpa_s
->sme
.assoc_req_ie_len
;
495 len
= sizeof(wpa_s
->sme
.assoc_req_ie
) -
496 wpa_s
->sme
.assoc_req_ie_len
;
497 res
= wpas_p2p_assoc_req_ie(wpa_s
, bss
, pos
, len
,
500 wpa_s
->sme
.assoc_req_ie_len
+= res
;
502 #endif /* CONFIG_P2P */
505 if (wpa_s
->fst_ies
) {
506 int fst_ies_len
= wpabuf_len(wpa_s
->fst_ies
);
508 if (wpa_s
->sme
.assoc_req_ie_len
+ fst_ies_len
<=
509 sizeof(wpa_s
->sme
.assoc_req_ie
)) {
510 os_memcpy(wpa_s
->sme
.assoc_req_ie
+
511 wpa_s
->sme
.assoc_req_ie_len
,
512 wpabuf_head(wpa_s
->fst_ies
),
514 wpa_s
->sme
.assoc_req_ie_len
+= fst_ies_len
;
517 #endif /* CONFIG_FST */
519 sme_auth_handle_rrm(wpa_s
, bss
);
521 wpa_s
->sme
.assoc_req_ie_len
+= wpas_supp_op_class_ie(
523 wpa_s
->sme
.assoc_req_ie
+ wpa_s
->sme
.assoc_req_ie_len
,
524 sizeof(wpa_s
->sme
.assoc_req_ie
) - wpa_s
->sme
.assoc_req_ie_len
);
527 wpa_drv_get_ext_capa(wpa_s
, WPA_IF_P2P_CLIENT
);
529 wpa_drv_get_ext_capa(wpa_s
, WPA_IF_STATION
);
531 ext_capab_len
= wpas_build_ext_capab(wpa_s
, ext_capab
,
533 if (ext_capab_len
> 0) {
534 u8
*pos
= wpa_s
->sme
.assoc_req_ie
;
535 if (wpa_s
->sme
.assoc_req_ie_len
> 0 && pos
[0] == WLAN_EID_RSN
)
537 os_memmove(pos
+ ext_capab_len
, pos
,
538 wpa_s
->sme
.assoc_req_ie_len
-
539 (pos
- wpa_s
->sme
.assoc_req_ie
));
540 wpa_s
->sme
.assoc_req_ie_len
+= ext_capab_len
;
541 os_memcpy(pos
, ext_capab
, ext_capab_len
);
545 if (is_hs20_network(wpa_s
, ssid
, bss
)) {
548 hs20
= wpabuf_alloc(20 + MAX_ROAMING_CONS_OI_LEN
);
550 int pps_mo_id
= hs20_get_pps_mo_id(wpa_s
, ssid
);
553 wpas_hs20_add_indication(hs20
, pps_mo_id
);
554 wpas_hs20_add_roam_cons_sel(hs20
, ssid
);
555 len
= sizeof(wpa_s
->sme
.assoc_req_ie
) -
556 wpa_s
->sme
.assoc_req_ie_len
;
557 if (wpabuf_len(hs20
) <= len
) {
558 os_memcpy(wpa_s
->sme
.assoc_req_ie
+
559 wpa_s
->sme
.assoc_req_ie_len
,
560 wpabuf_head(hs20
), wpabuf_len(hs20
));
561 wpa_s
->sme
.assoc_req_ie_len
+= wpabuf_len(hs20
);
566 #endif /* CONFIG_HS20 */
571 wpa_dbg(wpa_s
, MSG_DEBUG
, "WPA: Reinsert WPA IE");
573 len
= sizeof(wpa_s
->sme
.assoc_req_ie
) -
574 wpa_s
->sme
.assoc_req_ie_len
;
576 if (len
> wpa_ie_len
) {
577 os_memcpy(wpa_s
->sme
.assoc_req_ie
+
578 wpa_s
->sme
.assoc_req_ie_len
,
580 wpa_s
->sme
.assoc_req_ie_len
+= wpa_ie_len
;
582 wpa_dbg(wpa_s
, MSG_DEBUG
, "WPA: Failed to add WPA IE");
588 if (wpa_s
->vendor_elem
[VENDOR_ELEM_ASSOC_REQ
]) {
589 struct wpabuf
*buf
= wpa_s
->vendor_elem
[VENDOR_ELEM_ASSOC_REQ
];
592 len
= sizeof(wpa_s
->sme
.assoc_req_ie
) -
593 wpa_s
->sme
.assoc_req_ie_len
;
594 if (wpabuf_len(buf
) <= len
) {
595 os_memcpy(wpa_s
->sme
.assoc_req_ie
+
596 wpa_s
->sme
.assoc_req_ie_len
,
597 wpabuf_head(buf
), wpabuf_len(buf
));
598 wpa_s
->sme
.assoc_req_ie_len
+= wpabuf_len(buf
);
603 mbo_ie
= wpa_bss_get_vendor_ie(bss
, MBO_IE_VENDOR_TYPE
);
607 len
= wpas_mbo_ie(wpa_s
, wpa_s
->sme
.assoc_req_ie
+
608 wpa_s
->sme
.assoc_req_ie_len
,
609 sizeof(wpa_s
->sme
.assoc_req_ie
) -
610 wpa_s
->sme
.assoc_req_ie_len
,
611 !!mbo_attr_from_mbo_ie(mbo_ie
,
612 OCE_ATTR_ID_CAPA_IND
));
614 wpa_s
->sme
.assoc_req_ie_len
+= len
;
616 #endif /* CONFIG_MBO */
619 if (!skip_auth
&& params
.auth_alg
== WPA_AUTH_ALG_SAE
&&
620 pmksa_cache_set_current(wpa_s
->wpa
, NULL
, bss
->bssid
, ssid
, 0,
621 NULL
, WPA_KEY_MGMT_SAE
) == 0) {
622 wpa_dbg(wpa_s
, MSG_DEBUG
,
623 "PMKSA cache entry found - try to use PMKSA caching instead of new SAE authentication");
624 wpa_sm_set_pmk_from_pmksa(wpa_s
->wpa
);
625 params
.auth_alg
= WPA_AUTH_ALG_OPEN
;
626 wpa_s
->sme
.sae_pmksa_caching
= 1;
629 if (!skip_auth
&& params
.auth_alg
== WPA_AUTH_ALG_SAE
) {
631 resp
= sme_auth_build_sae_commit(wpa_s
, ssid
,
634 resp
= sme_auth_build_sae_confirm(wpa_s
, 0);
636 wpas_connection_failed(wpa_s
, bss
->bssid
);
639 params
.auth_data
= wpabuf_head(resp
);
640 params
.auth_data_len
= wpabuf_len(resp
);
641 wpa_s
->sme
.sae
.state
= start
? SAE_COMMITTED
: SAE_CONFIRMED
;
643 #endif /* CONFIG_SAE */
645 old_ssid
= wpa_s
->current_ssid
;
646 wpa_s
->current_ssid
= ssid
;
647 wpa_supplicant_rsn_supp_set_config(wpa_s
, wpa_s
->current_ssid
);
648 wpa_supplicant_initiate_eapol(wpa_s
);
651 /* TODO: FILS operations can in some cases be done between different
652 * network_ctx (i.e., same credentials can be used with multiple
654 if (params
.auth_alg
== WPA_AUTH_ALG_OPEN
&&
655 wpa_key_mgmt_fils(ssid
->key_mgmt
)) {
658 const u8
*realm
, *username
, *rrk
;
659 size_t realm_len
, username_len
, rrk_len
;
663 * Check FILS Indication element (FILS Information field) bits
664 * indicating supported authentication algorithms against local
665 * configuration (ssid->fils_dh_group). Try to use FILS
666 * authentication only if the AP supports the combination in the
667 * network profile. */
668 indic
= wpa_bss_get_ie(bss
, WLAN_EID_FILS_INDICATION
);
669 if (!indic
|| indic
[1] < 2) {
670 wpa_printf(MSG_DEBUG
, "SME: " MACSTR
671 " does not include FILS Indication element - cannot use FILS authentication with it",
672 MAC2STR(bss
->bssid
));
676 fils_info
= WPA_GET_LE16(indic
+ 2);
677 if (ssid
->fils_dh_group
== 0 && !(fils_info
& BIT(9))) {
678 wpa_printf(MSG_DEBUG
, "SME: " MACSTR
679 " does not support FILS SK without PFS - cannot use FILS authentication with it",
680 MAC2STR(bss
->bssid
));
683 if (ssid
->fils_dh_group
!= 0 && !(fils_info
& BIT(10))) {
684 wpa_printf(MSG_DEBUG
, "SME: " MACSTR
685 " does not support FILS SK with PFS - cannot use FILS authentication with it",
686 MAC2STR(bss
->bssid
));
690 if (wpa_s
->last_con_fail_realm
&&
691 eapol_sm_get_erp_info(wpa_s
->eapol
, &ssid
->eap
,
692 &username
, &username_len
,
693 &realm
, &realm_len
, &next_seq_num
,
694 &rrk
, &rrk_len
) == 0 &&
695 realm
&& realm_len
== wpa_s
->last_con_fail_realm_len
&&
696 os_memcmp(realm
, wpa_s
->last_con_fail_realm
,
698 wpa_printf(MSG_DEBUG
,
699 "SME: FILS authentication for this realm failed last time - try to regenerate ERP key hierarchy");
703 if (pmksa_cache_set_current(wpa_s
->wpa
, NULL
, bss
->bssid
,
705 wpa_bss_get_fils_cache_id(bss
),
707 wpa_printf(MSG_DEBUG
,
708 "SME: Try to use FILS with PMKSA caching");
709 resp
= fils_build_auth(wpa_s
->wpa
, ssid
->fils_dh_group
, md
);
713 if (ssid
->fils_dh_group
)
714 wpa_printf(MSG_DEBUG
,
715 "SME: Try to use FILS SK authentication with PFS (DH Group %u)",
716 ssid
->fils_dh_group
);
718 wpa_printf(MSG_DEBUG
,
719 "SME: Try to use FILS SK authentication without PFS");
720 auth_alg
= ssid
->fils_dh_group
?
721 WPA_AUTH_ALG_FILS_SK_PFS
: WPA_AUTH_ALG_FILS
;
722 params
.auth_alg
= auth_alg
;
723 params
.auth_data
= wpabuf_head(resp
);
724 params
.auth_data_len
= wpabuf_len(resp
);
725 wpa_s
->sme
.auth_alg
= auth_alg
;
729 #endif /* CONFIG_FILS */
731 wpa_supplicant_cancel_sched_scan(wpa_s
);
732 wpa_supplicant_cancel_scan(wpa_s
);
734 wpa_msg(wpa_s
, MSG_INFO
, "SME: Trying to authenticate with " MACSTR
735 " (SSID='%s' freq=%d MHz)", MAC2STR(params
.bssid
),
736 wpa_ssid_txt(params
.ssid
, params
.ssid_len
), params
.freq
);
738 eapol_sm_notify_portValid(wpa_s
->eapol
, FALSE
);
739 wpa_clear_keys(wpa_s
, bss
->bssid
);
740 wpa_supplicant_set_state(wpa_s
, WPA_AUTHENTICATING
);
741 if (old_ssid
!= wpa_s
->current_ssid
)
742 wpas_notify_network_changed(wpa_s
);
745 hs20_configure_frame_filters(wpa_s
);
746 #endif /* CONFIG_HS20 */
750 * If multi-channel concurrency is not supported, check for any
751 * frequency conflict. In case of any frequency conflict, remove the
752 * least prioritized connection.
754 if (wpa_s
->num_multichan_concurrent
< 2) {
756 num
= get_shared_radio_freqs(wpa_s
, &freq
, 1);
757 if (num
> 0 && freq
> 0 && freq
!= params
.freq
) {
758 wpa_printf(MSG_DEBUG
,
759 "Conflicting frequency found (%d != %d)",
761 if (wpas_p2p_handle_frequency_conflicts(wpa_s
,
764 wpas_connection_failed(wpa_s
, bss
->bssid
);
765 wpa_supplicant_mark_disassoc(wpa_s
);
767 wpas_connect_work_done(wpa_s
);
772 #endif /* CONFIG_P2P */
775 wpa_msg(wpa_s
, MSG_DEBUG
,
776 "SME: Skip authentication step on reassoc-to-same-BSS");
778 sme_associate(wpa_s
, ssid
->mode
, bss
->bssid
, WLAN_AUTH_OPEN
);
783 wpa_s
->sme
.auth_alg
= params
.auth_alg
;
784 if (wpa_drv_authenticate(wpa_s
, ¶ms
) < 0) {
785 wpa_msg(wpa_s
, MSG_INFO
, "SME: Authentication request to the "
787 wpas_connection_failed(wpa_s
, bss
->bssid
);
788 wpa_supplicant_mark_disassoc(wpa_s
);
790 wpas_connect_work_done(wpa_s
);
794 eloop_register_timeout(SME_AUTH_TIMEOUT
, 0, sme_auth_timer
, wpa_s
,
798 * Association will be started based on the authentication event from
806 static void sme_auth_start_cb(struct wpa_radio_work
*work
, int deinit
)
808 struct wpa_connect_work
*cwork
= work
->ctx
;
809 struct wpa_supplicant
*wpa_s
= work
->wpa_s
;
813 wpa_s
->connect_work
= NULL
;
815 wpas_connect_work_free(cwork
);
819 wpa_s
->connect_work
= work
;
821 if (cwork
->bss_removed
||
822 !wpas_valid_bss_ssid(wpa_s
, cwork
->bss
, cwork
->ssid
) ||
823 wpas_network_disabled(wpa_s
, cwork
->ssid
)) {
824 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: BSS/SSID entry for authentication not valid anymore - drop connection attempt");
825 wpas_connect_work_done(wpa_s
);
829 /* Starting new connection, so clear the possibly used WPA IE from the
830 * previous association. */
831 wpa_sm_set_assoc_wpa_ie(wpa_s
->wpa
, NULL
, 0);
833 sme_send_authentication(wpa_s
, cwork
->bss
, cwork
->ssid
, 1);
837 void sme_authenticate(struct wpa_supplicant
*wpa_s
,
838 struct wpa_bss
*bss
, struct wpa_ssid
*ssid
)
840 struct wpa_connect_work
*cwork
;
842 if (bss
== NULL
|| ssid
== NULL
)
844 if (wpa_s
->connect_work
) {
845 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Reject sme_authenticate() call since connect_work exist");
849 if (radio_work_pending(wpa_s
, "sme-connect")) {
851 * The previous sme-connect work might no longer be valid due to
852 * the fact that the BSS list was updated. In addition, it makes
853 * sense to adhere to the 'newer' decision.
855 wpa_dbg(wpa_s
, MSG_DEBUG
,
856 "SME: Remove previous pending sme-connect");
857 radio_remove_works(wpa_s
, "sme-connect", 0);
860 wpas_abort_ongoing_scan(wpa_s
);
862 cwork
= os_zalloc(sizeof(*cwork
));
870 wpa_s
->sme
.sae
.state
= SAE_NOTHING
;
871 wpa_s
->sme
.sae
.send_confirm
= 0;
872 wpa_s
->sme
.sae_group_index
= 0;
873 #endif /* CONFIG_SAE */
875 if (radio_add_work(wpa_s
, bss
->freq
, "sme-connect", 1,
876 sme_auth_start_cb
, cwork
) < 0)
877 wpas_connect_work_free(cwork
);
883 static int sme_external_auth_build_buf(struct wpabuf
*buf
,
884 struct wpabuf
*params
,
885 const u8
*sa
, const u8
*da
,
886 u16 auth_transaction
, u16 seq_num
)
888 struct ieee80211_mgmt
*resp
;
890 resp
= wpabuf_put(buf
, offsetof(struct ieee80211_mgmt
,
893 resp
->frame_control
= host_to_le16((WLAN_FC_TYPE_MGMT
<< 2) |
894 (WLAN_FC_STYPE_AUTH
<< 4));
895 os_memcpy(resp
->da
, da
, ETH_ALEN
);
896 os_memcpy(resp
->sa
, sa
, ETH_ALEN
);
897 os_memcpy(resp
->bssid
, da
, ETH_ALEN
);
898 resp
->u
.auth
.auth_alg
= host_to_le16(WLAN_AUTH_SAE
);
899 resp
->seq_ctrl
= host_to_le16(seq_num
<< 4);
900 resp
->u
.auth
.auth_transaction
= host_to_le16(auth_transaction
);
901 resp
->u
.auth
.status_code
= host_to_le16(WLAN_STATUS_SUCCESS
);
903 wpabuf_put_buf(buf
, params
);
909 static void sme_external_auth_send_sae_commit(struct wpa_supplicant
*wpa_s
,
911 struct wpa_ssid
*ssid
)
913 struct wpabuf
*resp
, *buf
;
915 resp
= sme_auth_build_sae_commit(wpa_s
, ssid
, bssid
, 1);
919 wpa_s
->sme
.sae
.state
= SAE_COMMITTED
;
920 buf
= wpabuf_alloc(4 + SAE_COMMIT_MAX_LEN
+ wpabuf_len(resp
));
926 wpa_s
->sme
.seq_num
++;
927 sme_external_auth_build_buf(buf
, resp
, wpa_s
->own_addr
,
928 bssid
, 1, wpa_s
->sme
.seq_num
);
929 wpa_drv_send_mlme(wpa_s
, wpabuf_head(buf
), wpabuf_len(buf
), 1, 0);
935 static void sme_send_external_auth_status(struct wpa_supplicant
*wpa_s
,
938 struct external_auth params
;
940 os_memset(¶ms
, 0, sizeof(params
));
941 params
.status
= status
;
942 os_memcpy(params
.ssid
, wpa_s
->sme
.ext_auth
.ssid
,
943 wpa_s
->sme
.ext_auth
.ssid_len
);
944 params
.ssid_len
= wpa_s
->sme
.ext_auth
.ssid_len
;
945 os_memcpy(params
.bssid
, wpa_s
->sme
.ext_auth
.bssid
, ETH_ALEN
);
946 wpa_drv_send_external_auth_status(wpa_s
, ¶ms
);
950 static void sme_handle_external_auth_start(struct wpa_supplicant
*wpa_s
,
951 union wpa_event_data
*data
)
953 struct wpa_ssid
*ssid
;
954 size_t ssid_str_len
= data
->external_auth
.ssid_len
;
955 u8
*ssid_str
= data
->external_auth
.ssid
;
957 /* Get the SSID conf from the ssid string obtained */
958 for (ssid
= wpa_s
->conf
->ssid
; ssid
; ssid
= ssid
->next
) {
959 if (!wpas_network_disabled(wpa_s
, ssid
) &&
960 ssid_str_len
== ssid
->ssid_len
&&
961 os_memcmp(ssid_str
, ssid
->ssid
, ssid_str_len
) == 0 &&
962 (ssid
->key_mgmt
& WPA_KEY_MGMT_SAE
))
966 sme_external_auth_send_sae_commit(wpa_s
,
967 data
->external_auth
.bssid
,
970 sme_send_external_auth_status(wpa_s
,
971 WLAN_STATUS_UNSPECIFIED_FAILURE
);
975 static void sme_external_auth_send_sae_confirm(struct wpa_supplicant
*wpa_s
,
978 struct wpabuf
*resp
, *buf
;
980 resp
= sme_auth_build_sae_confirm(wpa_s
, 1);
982 wpa_printf(MSG_DEBUG
, "SAE: Confirm message buf alloc failure");
986 wpa_s
->sme
.sae
.state
= SAE_CONFIRMED
;
987 buf
= wpabuf_alloc(4 + SAE_CONFIRM_MAX_LEN
+ wpabuf_len(resp
));
989 wpa_printf(MSG_DEBUG
, "SAE: Auth Confirm buf alloc failure");
993 wpa_s
->sme
.seq_num
++;
994 sme_external_auth_build_buf(buf
, resp
, wpa_s
->own_addr
,
995 da
, 2, wpa_s
->sme
.seq_num
);
996 wpa_drv_send_mlme(wpa_s
, wpabuf_head(buf
), wpabuf_len(buf
), 1, 0);
1002 void sme_external_auth_trigger(struct wpa_supplicant
*wpa_s
,
1003 union wpa_event_data
*data
)
1005 if (RSN_SELECTOR_GET(&data
->external_auth
.key_mgmt_suite
) !=
1006 RSN_AUTH_KEY_MGMT_SAE
)
1009 if (data
->external_auth
.action
== EXT_AUTH_START
) {
1010 os_memcpy(&wpa_s
->sme
.ext_auth
, data
,
1011 sizeof(struct external_auth
));
1012 wpa_s
->sme
.seq_num
= 0;
1013 wpa_s
->sme
.sae
.state
= SAE_NOTHING
;
1014 wpa_s
->sme
.sae
.send_confirm
= 0;
1015 wpa_s
->sme
.sae_group_index
= 0;
1016 sme_handle_external_auth_start(wpa_s
, data
);
1017 } else if (data
->external_auth
.action
== EXT_AUTH_ABORT
) {
1018 /* Report failure to driver for the wrong trigger */
1019 sme_send_external_auth_status(wpa_s
,
1020 WLAN_STATUS_UNSPECIFIED_FAILURE
);
1025 static int sme_sae_auth(struct wpa_supplicant
*wpa_s
, u16 auth_transaction
,
1026 u16 status_code
, const u8
*data
, size_t len
,
1027 int external
, const u8
*sa
)
1031 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: SAE authentication transaction %u "
1032 "status code %u", auth_transaction
, status_code
);
1034 if (auth_transaction
== 1 &&
1035 status_code
== WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ
&&
1036 wpa_s
->sme
.sae
.state
== SAE_COMMITTED
&&
1037 (external
|| wpa_s
->current_bss
) && wpa_s
->current_ssid
) {
1038 int default_groups
[] = { 19, 20, 21, 25, 26, 0 };
1041 groups
= wpa_s
->conf
->sae_groups
;
1042 if (!groups
|| groups
[0] <= 0)
1043 groups
= default_groups
;
1045 if (len
< sizeof(le16
)) {
1046 wpa_dbg(wpa_s
, MSG_DEBUG
,
1047 "SME: Too short SAE anti-clogging token request");
1050 group
= WPA_GET_LE16(data
);
1051 wpa_dbg(wpa_s
, MSG_DEBUG
,
1052 "SME: SAE anti-clogging token requested (group %u)",
1054 if (sae_group_allowed(&wpa_s
->sme
.sae
, groups
, group
) !=
1055 WLAN_STATUS_SUCCESS
) {
1056 wpa_dbg(wpa_s
, MSG_ERROR
,
1057 "SME: SAE group %u of anti-clogging request is invalid",
1061 wpabuf_free(wpa_s
->sme
.sae_token
);
1062 wpa_s
->sme
.sae_token
= wpabuf_alloc_copy(data
+ sizeof(le16
),
1063 len
- sizeof(le16
));
1065 sme_send_authentication(wpa_s
, wpa_s
->current_bss
,
1066 wpa_s
->current_ssid
, 1);
1068 sme_external_auth_send_sae_commit(
1069 wpa_s
, wpa_s
->sme
.ext_auth
.bssid
,
1070 wpa_s
->current_ssid
);
1074 if (auth_transaction
== 1 &&
1075 status_code
== WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED
&&
1076 wpa_s
->sme
.sae
.state
== SAE_COMMITTED
&&
1077 (external
|| wpa_s
->current_bss
) && wpa_s
->current_ssid
) {
1078 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: SAE group not supported");
1079 wpa_s
->sme
.sae_group_index
++;
1080 if (sme_set_sae_group(wpa_s
) < 0)
1081 return -1; /* no other groups enabled */
1082 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Try next enabled SAE group");
1084 sme_send_authentication(wpa_s
, wpa_s
->current_bss
,
1085 wpa_s
->current_ssid
, 1);
1087 sme_external_auth_send_sae_commit(
1088 wpa_s
, wpa_s
->sme
.ext_auth
.bssid
,
1089 wpa_s
->current_ssid
);
1093 if (auth_transaction
== 1 &&
1094 status_code
== WLAN_STATUS_UNKNOWN_PASSWORD_IDENTIFIER
) {
1095 const u8
*bssid
= sa
? sa
: wpa_s
->pending_bssid
;
1097 wpa_msg(wpa_s
, MSG_INFO
,
1098 WPA_EVENT_SAE_UNKNOWN_PASSWORD_IDENTIFIER MACSTR
,
1103 if (status_code
!= WLAN_STATUS_SUCCESS
)
1106 if (auth_transaction
== 1) {
1109 groups
= wpa_s
->conf
->sae_groups
;
1111 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME SAE commit");
1112 if ((!external
&& wpa_s
->current_bss
== NULL
) ||
1113 wpa_s
->current_ssid
== NULL
)
1115 if (wpa_s
->sme
.sae
.state
!= SAE_COMMITTED
)
1117 if (groups
&& groups
[0] <= 0)
1119 res
= sae_parse_commit(&wpa_s
->sme
.sae
, data
, len
, NULL
, NULL
,
1121 if (res
== SAE_SILENTLY_DISCARD
) {
1122 wpa_printf(MSG_DEBUG
,
1123 "SAE: Drop commit message due to reflection attack");
1126 if (res
!= WLAN_STATUS_SUCCESS
)
1129 if (sae_process_commit(&wpa_s
->sme
.sae
) < 0) {
1130 wpa_printf(MSG_DEBUG
, "SAE: Failed to process peer "
1135 wpabuf_free(wpa_s
->sme
.sae_token
);
1136 wpa_s
->sme
.sae_token
= NULL
;
1138 sme_send_authentication(wpa_s
, wpa_s
->current_bss
,
1139 wpa_s
->current_ssid
, 0);
1141 sme_external_auth_send_sae_confirm(wpa_s
, sa
);
1143 } else if (auth_transaction
== 2) {
1144 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME SAE confirm");
1145 if (wpa_s
->sme
.sae
.state
!= SAE_CONFIRMED
)
1147 if (sae_check_confirm(&wpa_s
->sme
.sae
, data
, len
) < 0)
1149 wpa_s
->sme
.sae
.state
= SAE_ACCEPTED
;
1150 sae_clear_temp_data(&wpa_s
->sme
.sae
);
1153 /* Report success to driver */
1154 sme_send_external_auth_status(wpa_s
,
1155 WLAN_STATUS_SUCCESS
);
1165 void sme_external_auth_mgmt_rx(struct wpa_supplicant
*wpa_s
,
1166 const u8
*auth_frame
, size_t len
)
1168 const struct ieee80211_mgmt
*header
;
1171 header
= (const struct ieee80211_mgmt
*) auth_frame
;
1172 auth_length
= IEEE80211_HDRLEN
+ sizeof(header
->u
.auth
);
1174 if (len
< auth_length
) {
1175 /* Notify failure to the driver */
1176 sme_send_external_auth_status(wpa_s
,
1177 WLAN_STATUS_UNSPECIFIED_FAILURE
);
1181 if (le_to_host16(header
->u
.auth
.auth_alg
) == WLAN_AUTH_SAE
) {
1185 wpa_s
, le_to_host16(header
->u
.auth
.auth_transaction
),
1186 le_to_host16(header
->u
.auth
.status_code
),
1187 header
->u
.auth
.variable
,
1188 len
- auth_length
, 1, header
->sa
);
1190 /* Notify failure to the driver */
1191 sme_send_external_auth_status(
1192 wpa_s
, WLAN_STATUS_UNSPECIFIED_FAILURE
);
1198 wpa_printf(MSG_DEBUG
,
1199 "SME: SAE completed - setting PMK for 4-way handshake");
1200 wpa_sm_set_pmk(wpa_s
->wpa
, wpa_s
->sme
.sae
.pmk
, PMK_LEN
,
1201 wpa_s
->sme
.sae
.pmkid
, wpa_s
->pending_bssid
);
1205 #endif /* CONFIG_SAE */
1208 void sme_event_auth(struct wpa_supplicant
*wpa_s
, union wpa_event_data
*data
)
1210 struct wpa_ssid
*ssid
= wpa_s
->current_ssid
;
1213 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Ignore authentication event "
1214 "when network is not selected");
1218 if (wpa_s
->wpa_state
!= WPA_AUTHENTICATING
) {
1219 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Ignore authentication event "
1220 "when not in authenticating state");
1224 if (os_memcmp(wpa_s
->pending_bssid
, data
->auth
.peer
, ETH_ALEN
) != 0) {
1225 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Ignore authentication with "
1226 "unexpected peer " MACSTR
,
1227 MAC2STR(data
->auth
.peer
));
1231 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Authentication response: peer=" MACSTR
1232 " auth_type=%d auth_transaction=%d status_code=%d",
1233 MAC2STR(data
->auth
.peer
), data
->auth
.auth_type
,
1234 data
->auth
.auth_transaction
, data
->auth
.status_code
);
1235 wpa_hexdump(MSG_MSGDUMP
, "SME: Authentication response IEs",
1236 data
->auth
.ies
, data
->auth
.ies_len
);
1238 eloop_cancel_timeout(sme_auth_timer
, wpa_s
, NULL
);
1241 if (data
->auth
.auth_type
== WLAN_AUTH_SAE
) {
1243 res
= sme_sae_auth(wpa_s
, data
->auth
.auth_transaction
,
1244 data
->auth
.status_code
, data
->auth
.ies
,
1245 data
->auth
.ies_len
, 0, NULL
);
1247 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1248 wpa_supplicant_set_state(wpa_s
, WPA_DISCONNECTED
);
1254 wpa_printf(MSG_DEBUG
, "SME: SAE completed - setting PMK for "
1256 wpa_sm_set_pmk(wpa_s
->wpa
, wpa_s
->sme
.sae
.pmk
, PMK_LEN
,
1257 wpa_s
->sme
.sae
.pmkid
, wpa_s
->pending_bssid
);
1259 #endif /* CONFIG_SAE */
1261 if (data
->auth
.status_code
!= WLAN_STATUS_SUCCESS
) {
1262 char *ie_txt
= NULL
;
1264 if (data
->auth
.ies
&& data
->auth
.ies_len
) {
1265 size_t buflen
= 2 * data
->auth
.ies_len
+ 1;
1266 ie_txt
= os_malloc(buflen
);
1268 wpa_snprintf_hex(ie_txt
, buflen
, data
->auth
.ies
,
1269 data
->auth
.ies_len
);
1272 wpa_msg(wpa_s
, MSG_INFO
, WPA_EVENT_AUTH_REJECT MACSTR
1273 " auth_type=%u auth_transaction=%u status_code=%u%s%s",
1274 MAC2STR(data
->auth
.peer
), data
->auth
.auth_type
,
1275 data
->auth
.auth_transaction
, data
->auth
.status_code
,
1276 ie_txt
? " ie=" : "",
1277 ie_txt
? ie_txt
: "");
1281 if (wpa_s
->sme
.auth_alg
== WPA_AUTH_ALG_FILS
||
1282 wpa_s
->sme
.auth_alg
== WPA_AUTH_ALG_FILS_SK_PFS
)
1283 fils_connection_failure(wpa_s
);
1284 #endif /* CONFIG_FILS */
1286 if (data
->auth
.status_code
!=
1287 WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG
||
1288 wpa_s
->sme
.auth_alg
== data
->auth
.auth_type
||
1289 wpa_s
->current_ssid
->auth_alg
== WPA_AUTH_ALG_LEAP
) {
1290 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1291 wpa_supplicant_set_state(wpa_s
, WPA_DISCONNECTED
);
1295 wpas_connect_work_done(wpa_s
);
1297 switch (data
->auth
.auth_type
) {
1298 case WLAN_AUTH_OPEN
:
1299 wpa_s
->current_ssid
->auth_alg
= WPA_AUTH_ALG_SHARED
;
1301 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Trying SHARED auth");
1302 wpa_supplicant_associate(wpa_s
, wpa_s
->current_bss
,
1303 wpa_s
->current_ssid
);
1306 case WLAN_AUTH_SHARED_KEY
:
1307 wpa_s
->current_ssid
->auth_alg
= WPA_AUTH_ALG_LEAP
;
1309 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Trying LEAP auth");
1310 wpa_supplicant_associate(wpa_s
, wpa_s
->current_bss
,
1311 wpa_s
->current_ssid
);
1319 #ifdef CONFIG_IEEE80211R
1320 if (data
->auth
.auth_type
== WLAN_AUTH_FT
) {
1321 const u8
*ric_ies
= NULL
;
1322 size_t ric_ies_len
= 0;
1324 if (wpa_s
->ric_ies
) {
1325 ric_ies
= wpabuf_head(wpa_s
->ric_ies
);
1326 ric_ies_len
= wpabuf_len(wpa_s
->ric_ies
);
1328 if (wpa_ft_process_response(wpa_s
->wpa
, data
->auth
.ies
,
1329 data
->auth
.ies_len
, 0,
1331 ric_ies
, ric_ies_len
) < 0) {
1332 wpa_dbg(wpa_s
, MSG_DEBUG
,
1333 "SME: FT Authentication response processing failed");
1334 wpa_msg(wpa_s
, MSG_INFO
, WPA_EVENT_DISCONNECTED
"bssid="
1336 " reason=%d locally_generated=1",
1337 MAC2STR(wpa_s
->pending_bssid
),
1338 WLAN_REASON_DEAUTH_LEAVING
);
1339 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1340 wpa_supplicant_mark_disassoc(wpa_s
);
1344 #endif /* CONFIG_IEEE80211R */
1347 if (data
->auth
.auth_type
== WLAN_AUTH_FILS_SK
||
1348 data
->auth
.auth_type
== WLAN_AUTH_FILS_SK_PFS
) {
1349 u16 expect_auth_type
;
1351 expect_auth_type
= wpa_s
->sme
.auth_alg
==
1352 WPA_AUTH_ALG_FILS_SK_PFS
? WLAN_AUTH_FILS_SK_PFS
:
1354 if (data
->auth
.auth_type
!= expect_auth_type
) {
1355 wpa_dbg(wpa_s
, MSG_DEBUG
,
1356 "SME: FILS Authentication response used different auth alg (%u; expected %u)",
1357 data
->auth
.auth_type
, expect_auth_type
);
1358 wpa_msg(wpa_s
, MSG_INFO
, WPA_EVENT_DISCONNECTED
"bssid="
1360 " reason=%d locally_generated=1",
1361 MAC2STR(wpa_s
->pending_bssid
),
1362 WLAN_REASON_DEAUTH_LEAVING
);
1363 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1364 wpa_supplicant_mark_disassoc(wpa_s
);
1368 if (fils_process_auth(wpa_s
->wpa
, wpa_s
->pending_bssid
,
1369 data
->auth
.ies
, data
->auth
.ies_len
) < 0) {
1370 wpa_dbg(wpa_s
, MSG_DEBUG
,
1371 "SME: FILS Authentication response processing failed");
1372 wpa_msg(wpa_s
, MSG_INFO
, WPA_EVENT_DISCONNECTED
"bssid="
1374 " reason=%d locally_generated=1",
1375 MAC2STR(wpa_s
->pending_bssid
),
1376 WLAN_REASON_DEAUTH_LEAVING
);
1377 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1378 wpa_supplicant_mark_disassoc(wpa_s
);
1382 #endif /* CONFIG_FILS */
1384 sme_associate(wpa_s
, ssid
->mode
, data
->auth
.peer
,
1385 data
->auth
.auth_type
);
1390 #ifdef CONFIG_IEEE80211R
1391 static void remove_ie(u8
*buf
, size_t *len
, u8 eid
)
1393 u8
*pos
, *next
, *end
;
1395 pos
= (u8
*) get_ie(buf
, *len
, eid
);
1397 next
= pos
+ 2 + pos
[1];
1400 os_memmove(pos
, next
, end
- next
);
1403 #endif /* CONFIG_IEEE80211R */
1404 #endif /* CONFIG_FILS */
1407 void sme_associate(struct wpa_supplicant
*wpa_s
, enum wpas_mode mode
,
1408 const u8
*bssid
, u16 auth_type
)
1410 struct wpa_driver_associate_params params
;
1411 struct ieee802_11_elems elems
;
1413 u8 nonces
[2 * FILS_NONCE_LEN
];
1414 #endif /* CONFIG_FILS */
1415 #ifdef CONFIG_HT_OVERRIDES
1416 struct ieee80211_ht_capabilities htcaps
;
1417 struct ieee80211_ht_capabilities htcaps_mask
;
1418 #endif /* CONFIG_HT_OVERRIDES */
1419 #ifdef CONFIG_VHT_OVERRIDES
1420 struct ieee80211_vht_capabilities vhtcaps
;
1421 struct ieee80211_vht_capabilities vhtcaps_mask
;
1422 #endif /* CONFIG_VHT_OVERRIDES */
1424 os_memset(¶ms
, 0, sizeof(params
));
1427 if (auth_type
== WLAN_AUTH_FILS_SK
||
1428 auth_type
== WLAN_AUTH_FILS_SK_PFS
) {
1430 const u8
*snonce
, *anonce
;
1431 const unsigned int max_hlp
= 20;
1432 struct wpabuf
*hlp
[max_hlp
];
1433 unsigned int i
, num_hlp
= 0;
1434 struct fils_hlp_req
*req
;
1436 dl_list_for_each(req
, &wpa_s
->fils_hlp_req
, struct fils_hlp_req
,
1438 hlp
[num_hlp
] = wpabuf_alloc(2 * ETH_ALEN
+ 6 +
1439 wpabuf_len(req
->pkt
));
1442 wpabuf_put_data(hlp
[num_hlp
], req
->dst
, ETH_ALEN
);
1443 wpabuf_put_data(hlp
[num_hlp
], wpa_s
->own_addr
,
1445 wpabuf_put_data(hlp
[num_hlp
],
1446 "\xaa\xaa\x03\x00\x00\x00", 6);
1447 wpabuf_put_buf(hlp
[num_hlp
], req
->pkt
);
1449 if (num_hlp
>= max_hlp
)
1453 buf
= fils_build_assoc_req(wpa_s
->wpa
, ¶ms
.fils_kek
,
1454 ¶ms
.fils_kek_len
, &snonce
,
1456 (const struct wpabuf
**) hlp
,
1458 for (i
= 0; i
< num_hlp
; i
++)
1459 wpabuf_free(hlp
[i
]);
1462 wpa_hexdump(MSG_DEBUG
, "FILS: assoc_req before FILS elements",
1463 wpa_s
->sme
.assoc_req_ie
,
1464 wpa_s
->sme
.assoc_req_ie_len
);
1465 #ifdef CONFIG_IEEE80211R
1466 if (wpa_key_mgmt_ft(wpa_s
->key_mgmt
)) {
1467 /* Remove RSNE and MDE to allow them to be overridden
1468 * with FILS+FT specific values from
1469 * fils_build_assoc_req(). */
1470 remove_ie(wpa_s
->sme
.assoc_req_ie
,
1471 &wpa_s
->sme
.assoc_req_ie_len
,
1473 wpa_hexdump(MSG_DEBUG
,
1474 "FILS: assoc_req after RSNE removal",
1475 wpa_s
->sme
.assoc_req_ie
,
1476 wpa_s
->sme
.assoc_req_ie_len
);
1477 remove_ie(wpa_s
->sme
.assoc_req_ie
,
1478 &wpa_s
->sme
.assoc_req_ie_len
,
1479 WLAN_EID_MOBILITY_DOMAIN
);
1480 wpa_hexdump(MSG_DEBUG
,
1481 "FILS: assoc_req after MDE removal",
1482 wpa_s
->sme
.assoc_req_ie
,
1483 wpa_s
->sme
.assoc_req_ie_len
);
1485 #endif /* CONFIG_IEEE80211R */
1486 /* TODO: Make wpa_s->sme.assoc_req_ie use dynamic allocation */
1487 if (wpa_s
->sme
.assoc_req_ie_len
+ wpabuf_len(buf
) >
1488 sizeof(wpa_s
->sme
.assoc_req_ie
)) {
1489 wpa_printf(MSG_ERROR
,
1490 "FILS: Not enough buffer room for own AssocReq elements");
1494 os_memcpy(wpa_s
->sme
.assoc_req_ie
+ wpa_s
->sme
.assoc_req_ie_len
,
1495 wpabuf_head(buf
), wpabuf_len(buf
));
1496 wpa_s
->sme
.assoc_req_ie_len
+= wpabuf_len(buf
);
1498 wpa_hexdump(MSG_DEBUG
, "FILS: assoc_req after FILS elements",
1499 wpa_s
->sme
.assoc_req_ie
,
1500 wpa_s
->sme
.assoc_req_ie_len
);
1502 os_memcpy(nonces
, snonce
, FILS_NONCE_LEN
);
1503 os_memcpy(nonces
+ FILS_NONCE_LEN
, anonce
, FILS_NONCE_LEN
);
1504 params
.fils_nonces
= nonces
;
1505 params
.fils_nonces_len
= sizeof(nonces
);
1507 #endif /* CONFIG_FILS */
1510 #ifdef CONFIG_TESTING_OPTIONS
1511 if (get_ie_ext(wpa_s
->sme
.assoc_req_ie
, wpa_s
->sme
.assoc_req_ie_len
,
1512 WLAN_EID_EXT_OWE_DH_PARAM
)) {
1513 wpa_printf(MSG_INFO
, "TESTING: Override OWE DH element");
1515 #endif /* CONFIG_TESTING_OPTIONS */
1516 if (auth_type
== WLAN_AUTH_OPEN
&&
1517 wpa_s
->key_mgmt
== WPA_KEY_MGMT_OWE
) {
1518 struct wpabuf
*owe_ie
;
1521 if (wpa_s
->current_ssid
&& wpa_s
->current_ssid
->owe_group
) {
1522 group
= wpa_s
->current_ssid
->owe_group
;
1524 if (wpa_s
->last_owe_group
== 19)
1526 else if (wpa_s
->last_owe_group
== 20)
1529 group
= OWE_DH_GROUP
;
1531 wpa_s
->last_owe_group
= group
;
1532 wpa_printf(MSG_DEBUG
, "OWE: Try to use group %u", group
);
1533 owe_ie
= owe_build_assoc_req(wpa_s
->wpa
, group
);
1535 wpa_printf(MSG_ERROR
,
1536 "OWE: Failed to build IE for Association Request frame");
1539 if (wpa_s
->sme
.assoc_req_ie_len
+ wpabuf_len(owe_ie
) >
1540 sizeof(wpa_s
->sme
.assoc_req_ie
)) {
1541 wpa_printf(MSG_ERROR
,
1542 "OWE: Not enough buffer room for own Association Request frame elements");
1543 wpabuf_free(owe_ie
);
1546 os_memcpy(wpa_s
->sme
.assoc_req_ie
+ wpa_s
->sme
.assoc_req_ie_len
,
1547 wpabuf_head(owe_ie
), wpabuf_len(owe_ie
));
1548 wpa_s
->sme
.assoc_req_ie_len
+= wpabuf_len(owe_ie
);
1549 wpabuf_free(owe_ie
);
1551 #endif /* CONFIG_OWE */
1553 params
.bssid
= bssid
;
1554 params
.ssid
= wpa_s
->sme
.ssid
;
1555 params
.ssid_len
= wpa_s
->sme
.ssid_len
;
1556 params
.freq
.freq
= wpa_s
->sme
.freq
;
1557 params
.bg_scan_period
= wpa_s
->current_ssid
?
1558 wpa_s
->current_ssid
->bg_scan_period
: -1;
1559 params
.wpa_ie
= wpa_s
->sme
.assoc_req_ie_len
?
1560 wpa_s
->sme
.assoc_req_ie
: NULL
;
1561 params
.wpa_ie_len
= wpa_s
->sme
.assoc_req_ie_len
;
1562 params
.pairwise_suite
= wpa_s
->pairwise_cipher
;
1563 params
.group_suite
= wpa_s
->group_cipher
;
1564 params
.mgmt_group_suite
= wpa_s
->mgmt_group_cipher
;
1565 params
.key_mgmt_suite
= wpa_s
->key_mgmt
;
1566 params
.wpa_proto
= wpa_s
->wpa_proto
;
1567 #ifdef CONFIG_HT_OVERRIDES
1568 os_memset(&htcaps
, 0, sizeof(htcaps
));
1569 os_memset(&htcaps_mask
, 0, sizeof(htcaps_mask
));
1570 params
.htcaps
= (u8
*) &htcaps
;
1571 params
.htcaps_mask
= (u8
*) &htcaps_mask
;
1572 wpa_supplicant_apply_ht_overrides(wpa_s
, wpa_s
->current_ssid
, ¶ms
);
1573 #endif /* CONFIG_HT_OVERRIDES */
1574 #ifdef CONFIG_VHT_OVERRIDES
1575 os_memset(&vhtcaps
, 0, sizeof(vhtcaps
));
1576 os_memset(&vhtcaps_mask
, 0, sizeof(vhtcaps_mask
));
1577 params
.vhtcaps
= &vhtcaps
;
1578 params
.vhtcaps_mask
= &vhtcaps_mask
;
1579 wpa_supplicant_apply_vht_overrides(wpa_s
, wpa_s
->current_ssid
, ¶ms
);
1580 #endif /* CONFIG_VHT_OVERRIDES */
1581 #ifdef CONFIG_IEEE80211R
1582 if (auth_type
== WLAN_AUTH_FT
&& wpa_s
->sme
.ft_ies
) {
1583 params
.wpa_ie
= wpa_s
->sme
.ft_ies
;
1584 params
.wpa_ie_len
= wpa_s
->sme
.ft_ies_len
;
1586 #endif /* CONFIG_IEEE80211R */
1588 params
.mgmt_frame_protection
= wpa_s
->sme
.mfp
;
1589 params
.rrm_used
= wpa_s
->rrm
.rrm_used
;
1590 if (wpa_s
->sme
.prev_bssid_set
)
1591 params
.prev_bssid
= wpa_s
->sme
.prev_bssid
;
1593 wpa_msg(wpa_s
, MSG_INFO
, "Trying to associate with " MACSTR
1594 " (SSID='%s' freq=%d MHz)", MAC2STR(params
.bssid
),
1595 params
.ssid
? wpa_ssid_txt(params
.ssid
, params
.ssid_len
) : "",
1598 wpa_supplicant_set_state(wpa_s
, WPA_ASSOCIATING
);
1600 if (params
.wpa_ie
== NULL
||
1601 ieee802_11_parse_elems(params
.wpa_ie
, params
.wpa_ie_len
, &elems
, 0)
1603 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Could not parse own IEs?!");
1604 os_memset(&elems
, 0, sizeof(elems
));
1607 params
.wpa_proto
= WPA_PROTO_RSN
;
1608 wpa_sm_set_assoc_wpa_ie(wpa_s
->wpa
, elems
.rsn_ie
- 2,
1609 elems
.rsn_ie_len
+ 2);
1610 } else if (elems
.wpa_ie
) {
1611 params
.wpa_proto
= WPA_PROTO_WPA
;
1612 wpa_sm_set_assoc_wpa_ie(wpa_s
->wpa
, elems
.wpa_ie
- 2,
1613 elems
.wpa_ie_len
+ 2);
1614 } else if (elems
.osen
) {
1615 params
.wpa_proto
= WPA_PROTO_OSEN
;
1616 wpa_sm_set_assoc_wpa_ie(wpa_s
->wpa
, elems
.osen
- 2,
1617 elems
.osen_len
+ 2);
1619 wpa_sm_set_assoc_wpa_ie(wpa_s
->wpa
, NULL
, 0);
1620 if (wpa_s
->current_ssid
&& wpa_s
->current_ssid
->p2p_group
)
1623 if (wpa_s
->p2pdev
->set_sta_uapsd
)
1624 params
.uapsd
= wpa_s
->p2pdev
->sta_uapsd
;
1628 if (wpa_drv_associate(wpa_s
, ¶ms
) < 0) {
1629 wpa_msg(wpa_s
, MSG_INFO
, "SME: Association request to the "
1631 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1632 wpa_supplicant_set_state(wpa_s
, WPA_DISCONNECTED
);
1633 os_memset(wpa_s
->pending_bssid
, 0, ETH_ALEN
);
1637 eloop_register_timeout(SME_ASSOC_TIMEOUT
, 0, sme_assoc_timer
, wpa_s
,
1640 #ifdef CONFIG_TESTING_OPTIONS
1641 wpabuf_free(wpa_s
->last_assoc_req_wpa_ie
);
1642 wpa_s
->last_assoc_req_wpa_ie
= NULL
;
1644 wpa_s
->last_assoc_req_wpa_ie
=
1645 wpabuf_alloc_copy(params
.wpa_ie
, params
.wpa_ie_len
);
1646 #endif /* CONFIG_TESTING_OPTIONS */
1650 int sme_update_ft_ies(struct wpa_supplicant
*wpa_s
, const u8
*md
,
1651 const u8
*ies
, size_t ies_len
)
1653 if (md
== NULL
|| ies
== NULL
) {
1654 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Remove mobility domain");
1655 os_free(wpa_s
->sme
.ft_ies
);
1656 wpa_s
->sme
.ft_ies
= NULL
;
1657 wpa_s
->sme
.ft_ies_len
= 0;
1658 wpa_s
->sme
.ft_used
= 0;
1662 os_memcpy(wpa_s
->sme
.mobility_domain
, md
, MOBILITY_DOMAIN_ID_LEN
);
1663 wpa_hexdump(MSG_DEBUG
, "SME: FT IEs", ies
, ies_len
);
1664 os_free(wpa_s
->sme
.ft_ies
);
1665 wpa_s
->sme
.ft_ies
= os_memdup(ies
, ies_len
);
1666 if (wpa_s
->sme
.ft_ies
== NULL
)
1668 wpa_s
->sme
.ft_ies_len
= ies_len
;
1673 static void sme_deauth(struct wpa_supplicant
*wpa_s
)
1677 bssid_changed
= !is_zero_ether_addr(wpa_s
->bssid
);
1679 if (wpa_drv_deauthenticate(wpa_s
, wpa_s
->pending_bssid
,
1680 WLAN_REASON_DEAUTH_LEAVING
) < 0) {
1681 wpa_msg(wpa_s
, MSG_INFO
, "SME: Deauth request to the driver "
1684 wpa_s
->sme
.prev_bssid_set
= 0;
1686 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1687 wpa_supplicant_set_state(wpa_s
, WPA_DISCONNECTED
);
1688 os_memset(wpa_s
->bssid
, 0, ETH_ALEN
);
1689 os_memset(wpa_s
->pending_bssid
, 0, ETH_ALEN
);
1691 wpas_notify_bssid_changed(wpa_s
);
1695 void sme_event_assoc_reject(struct wpa_supplicant
*wpa_s
,
1696 union wpa_event_data
*data
)
1698 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Association with " MACSTR
" failed: "
1699 "status code %d", MAC2STR(wpa_s
->pending_bssid
),
1700 data
->assoc_reject
.status_code
);
1702 eloop_cancel_timeout(sme_assoc_timer
, wpa_s
, NULL
);
1705 if (wpa_s
->sme
.sae_pmksa_caching
&& wpa_s
->current_ssid
&&
1706 wpa_key_mgmt_sae(wpa_s
->current_ssid
->key_mgmt
)) {
1707 wpa_dbg(wpa_s
, MSG_DEBUG
,
1708 "PMKSA caching attempt rejected - drop PMKSA cache entry and fall back to SAE authentication");
1709 wpa_sm_aborted_cached(wpa_s
->wpa
);
1710 wpa_sm_pmksa_cache_flush(wpa_s
->wpa
, wpa_s
->current_ssid
);
1711 if (wpa_s
->current_bss
) {
1712 struct wpa_bss
*bss
= wpa_s
->current_bss
;
1713 struct wpa_ssid
*ssid
= wpa_s
->current_ssid
;
1715 wpa_drv_deauthenticate(wpa_s
, wpa_s
->pending_bssid
,
1716 WLAN_REASON_DEAUTH_LEAVING
);
1717 wpas_connect_work_done(wpa_s
);
1718 wpa_supplicant_mark_disassoc(wpa_s
);
1719 wpa_supplicant_connect(wpa_s
, bss
, ssid
);
1723 #endif /* CONFIG_SAE */
1726 * For now, unconditionally terminate the previous authentication. In
1727 * theory, this should not be needed, but mac80211 gets quite confused
1728 * if the authentication is left pending.. Some roaming cases might
1729 * benefit from using the previous authentication, so this could be
1730 * optimized in the future.
1736 void sme_event_auth_timed_out(struct wpa_supplicant
*wpa_s
,
1737 union wpa_event_data
*data
)
1739 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Authentication timed out");
1740 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1741 wpa_supplicant_mark_disassoc(wpa_s
);
1745 void sme_event_assoc_timed_out(struct wpa_supplicant
*wpa_s
,
1746 union wpa_event_data
*data
)
1748 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Association timed out");
1749 wpas_connection_failed(wpa_s
, wpa_s
->pending_bssid
);
1750 wpa_supplicant_mark_disassoc(wpa_s
);
1754 void sme_event_disassoc(struct wpa_supplicant
*wpa_s
,
1755 struct disassoc_info
*info
)
1757 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Disassociation event received");
1758 if (wpa_s
->sme
.prev_bssid_set
) {
1760 * cfg80211/mac80211 can get into somewhat confused state if
1761 * the AP only disassociates us and leaves us in authenticated
1762 * state. For now, force the state to be cleared to avoid
1763 * confusing errors if we try to associate with the AP again.
1765 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Deauthenticate to clear "
1767 wpa_drv_deauthenticate(wpa_s
, wpa_s
->sme
.prev_bssid
,
1768 WLAN_REASON_DEAUTH_LEAVING
);
1773 static void sme_auth_timer(void *eloop_ctx
, void *timeout_ctx
)
1775 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
1776 if (wpa_s
->wpa_state
== WPA_AUTHENTICATING
) {
1777 wpa_msg(wpa_s
, MSG_DEBUG
, "SME: Authentication timeout");
1783 static void sme_assoc_timer(void *eloop_ctx
, void *timeout_ctx
)
1785 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
1786 if (wpa_s
->wpa_state
== WPA_ASSOCIATING
) {
1787 wpa_msg(wpa_s
, MSG_DEBUG
, "SME: Association timeout");
1793 void sme_state_changed(struct wpa_supplicant
*wpa_s
)
1795 /* Make sure timers are cleaned up appropriately. */
1796 if (wpa_s
->wpa_state
!= WPA_ASSOCIATING
)
1797 eloop_cancel_timeout(sme_assoc_timer
, wpa_s
, NULL
);
1798 if (wpa_s
->wpa_state
!= WPA_AUTHENTICATING
)
1799 eloop_cancel_timeout(sme_auth_timer
, wpa_s
, NULL
);
1803 void sme_disassoc_while_authenticating(struct wpa_supplicant
*wpa_s
,
1804 const u8
*prev_pending_bssid
)
1807 * mac80211-workaround to force deauth on failed auth cmd,
1808 * requires us to remain in authenticating state to allow the
1809 * second authentication attempt to be continued properly.
1811 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Allow pending authentication "
1812 "to proceed after disconnection event");
1813 wpa_supplicant_set_state(wpa_s
, WPA_AUTHENTICATING
);
1814 os_memcpy(wpa_s
->pending_bssid
, prev_pending_bssid
, ETH_ALEN
);
1817 * Re-arm authentication timer in case auth fails for whatever reason.
1819 eloop_cancel_timeout(sme_auth_timer
, wpa_s
, NULL
);
1820 eloop_register_timeout(SME_AUTH_TIMEOUT
, 0, sme_auth_timer
, wpa_s
,
1825 void sme_clear_on_disassoc(struct wpa_supplicant
*wpa_s
)
1827 wpa_s
->sme
.prev_bssid_set
= 0;
1829 wpabuf_free(wpa_s
->sme
.sae_token
);
1830 wpa_s
->sme
.sae_token
= NULL
;
1831 sae_clear_data(&wpa_s
->sme
.sae
);
1832 #endif /* CONFIG_SAE */
1833 #ifdef CONFIG_IEEE80211R
1834 if (wpa_s
->sme
.ft_ies
|| wpa_s
->sme
.ft_used
)
1835 sme_update_ft_ies(wpa_s
, NULL
, NULL
, 0);
1836 #endif /* CONFIG_IEEE80211R */
1840 void sme_deinit(struct wpa_supplicant
*wpa_s
)
1842 os_free(wpa_s
->sme
.ft_ies
);
1843 wpa_s
->sme
.ft_ies
= NULL
;
1844 wpa_s
->sme
.ft_ies_len
= 0;
1845 #ifdef CONFIG_IEEE80211W
1846 sme_stop_sa_query(wpa_s
);
1847 #endif /* CONFIG_IEEE80211W */
1848 sme_clear_on_disassoc(wpa_s
);
1850 eloop_cancel_timeout(sme_assoc_timer
, wpa_s
, NULL
);
1851 eloop_cancel_timeout(sme_auth_timer
, wpa_s
, NULL
);
1852 eloop_cancel_timeout(sme_obss_scan_timeout
, wpa_s
, NULL
);
1856 static void sme_send_2040_bss_coex(struct wpa_supplicant
*wpa_s
,
1857 const u8
*chan_list
, u8 num_channels
,
1860 struct ieee80211_2040_bss_coex_ie
*bc_ie
;
1861 struct ieee80211_2040_intol_chan_report
*ic_report
;
1864 wpa_printf(MSG_DEBUG
, "SME: Send 20/40 BSS Coexistence to " MACSTR
1865 " (num_channels=%u num_intol=%u)",
1866 MAC2STR(wpa_s
->bssid
), num_channels
, num_intol
);
1867 wpa_hexdump(MSG_DEBUG
, "SME: 20/40 BSS Intolerant Channels",
1868 chan_list
, num_channels
);
1870 buf
= wpabuf_alloc(2 + /* action.category + action_code */
1871 sizeof(struct ieee80211_2040_bss_coex_ie
) +
1872 sizeof(struct ieee80211_2040_intol_chan_report
) +
1877 wpabuf_put_u8(buf
, WLAN_ACTION_PUBLIC
);
1878 wpabuf_put_u8(buf
, WLAN_PA_20_40_BSS_COEX
);
1880 bc_ie
= wpabuf_put(buf
, sizeof(*bc_ie
));
1881 bc_ie
->element_id
= WLAN_EID_20_40_BSS_COEXISTENCE
;
1884 bc_ie
->coex_param
|= WLAN_20_40_BSS_COEX_20MHZ_WIDTH_REQ
;
1886 if (num_channels
> 0) {
1887 ic_report
= wpabuf_put(buf
, sizeof(*ic_report
));
1888 ic_report
->element_id
= WLAN_EID_20_40_BSS_INTOLERANT
;
1889 ic_report
->length
= num_channels
+ 1;
1890 ic_report
->op_class
= 0;
1891 os_memcpy(wpabuf_put(buf
, num_channels
), chan_list
,
1895 if (wpa_drv_send_action(wpa_s
, wpa_s
->assoc_freq
, 0, wpa_s
->bssid
,
1896 wpa_s
->own_addr
, wpa_s
->bssid
,
1897 wpabuf_head(buf
), wpabuf_len(buf
), 0) < 0) {
1898 wpa_msg(wpa_s
, MSG_INFO
,
1899 "SME: Failed to send 20/40 BSS Coexistence frame");
1906 int sme_proc_obss_scan(struct wpa_supplicant
*wpa_s
)
1908 struct wpa_bss
*bss
;
1911 u8 chan_list
[P2P_MAX_CHANNELS
], channel
;
1912 u8 num_channels
= 0, num_intol
= 0, i
;
1914 if (!wpa_s
->sme
.sched_obss_scan
)
1917 wpa_s
->sme
.sched_obss_scan
= 0;
1918 if (!wpa_s
->current_bss
|| wpa_s
->wpa_state
!= WPA_COMPLETED
)
1922 * Check whether AP uses regulatory triplet or channel triplet in
1923 * country info. Right now the operating class of the BSS channel
1924 * width trigger event is "unknown" (IEEE Std 802.11-2012 10.15.12),
1925 * based on the assumption that operating class triplet is not used in
1926 * beacon frame. If the First Channel Number/Operating Extension
1927 * Identifier octet has a positive integer value of 201 or greater,
1928 * then its operating class triplet.
1930 * TODO: If Supported Operating Classes element is present in beacon
1931 * frame, have to lookup operating class in Annex E and fill them in
1934 ie
= wpa_bss_get_ie(wpa_s
->current_bss
, WLAN_EID_COUNTRY
);
1935 if (ie
&& (ie
[1] >= 6) && (ie
[5] >= 201))
1938 os_memset(chan_list
, 0, sizeof(chan_list
));
1940 dl_list_for_each(bss
, &wpa_s
->bss
, struct wpa_bss
, list
) {
1941 /* Skip other band bss */
1942 enum hostapd_hw_mode mode
;
1943 mode
= ieee80211_freq_to_chan(bss
->freq
, &channel
);
1944 if (mode
!= HOSTAPD_MODE_IEEE80211G
&&
1945 mode
!= HOSTAPD_MODE_IEEE80211B
)
1948 ie
= wpa_bss_get_ie(bss
, WLAN_EID_HT_CAP
);
1949 ht_cap
= (ie
&& (ie
[1] == 26)) ? WPA_GET_LE16(ie
+ 2) : 0;
1950 wpa_printf(MSG_DEBUG
, "SME OBSS scan BSS " MACSTR
1951 " freq=%u chan=%u ht_cap=0x%x",
1952 MAC2STR(bss
->bssid
), bss
->freq
, channel
, ht_cap
);
1954 if (!ht_cap
|| (ht_cap
& HT_CAP_INFO_40MHZ_INTOLERANT
)) {
1955 if (ht_cap
& HT_CAP_INFO_40MHZ_INTOLERANT
)
1958 /* Check whether the channel is already considered */
1959 for (i
= 0; i
< num_channels
; i
++) {
1960 if (channel
== chan_list
[i
])
1963 if (i
!= num_channels
)
1966 chan_list
[num_channels
++] = channel
;
1970 sme_send_2040_bss_coex(wpa_s
, chan_list
, num_channels
, num_intol
);
1975 static void wpa_obss_scan_freqs_list(struct wpa_supplicant
*wpa_s
,
1976 struct wpa_driver_scan_params
*params
)
1978 /* Include only affected channels */
1979 struct hostapd_hw_modes
*mode
;
1983 mode
= get_mode(wpa_s
->hw
.modes
, wpa_s
->hw
.num_modes
,
1984 HOSTAPD_MODE_IEEE80211G
);
1986 /* No channels supported in this band - use empty list */
1987 params
->freqs
= os_zalloc(sizeof(int));
1991 if (wpa_s
->sme
.ht_sec_chan
== HT_SEC_CHAN_UNKNOWN
&&
1992 wpa_s
->current_bss
) {
1995 ie
= wpa_bss_get_ie(wpa_s
->current_bss
, WLAN_EID_HT_OPERATION
);
1996 if (ie
&& ie
[1] >= 2) {
1999 o
= ie
[3] & HT_INFO_HT_PARAM_SECONDARY_CHNL_OFF_MASK
;
2000 if (o
== HT_INFO_HT_PARAM_SECONDARY_CHNL_ABOVE
)
2001 wpa_s
->sme
.ht_sec_chan
= HT_SEC_CHAN_ABOVE
;
2002 else if (o
== HT_INFO_HT_PARAM_SECONDARY_CHNL_BELOW
)
2003 wpa_s
->sme
.ht_sec_chan
= HT_SEC_CHAN_BELOW
;
2007 start
= wpa_s
->assoc_freq
- 10;
2008 end
= wpa_s
->assoc_freq
+ 10;
2009 switch (wpa_s
->sme
.ht_sec_chan
) {
2010 case HT_SEC_CHAN_UNKNOWN
:
2011 /* HT40+ possible on channels 1..9 */
2012 if (wpa_s
->assoc_freq
<= 2452)
2014 /* HT40- possible on channels 5-13 */
2015 if (wpa_s
->assoc_freq
>= 2432)
2018 case HT_SEC_CHAN_ABOVE
:
2021 case HT_SEC_CHAN_BELOW
:
2025 wpa_printf(MSG_DEBUG
,
2026 "OBSS: assoc_freq %d possible affected range %d-%d",
2027 wpa_s
->assoc_freq
, start
, end
);
2029 params
->freqs
= os_calloc(mode
->num_channels
+ 1, sizeof(int));
2030 if (params
->freqs
== NULL
)
2032 for (count
= 0, i
= 0; i
< mode
->num_channels
; i
++) {
2035 if (mode
->channels
[i
].flag
& HOSTAPD_CHAN_DISABLED
)
2037 freq
= mode
->channels
[i
].freq
;
2038 if (freq
- 10 >= end
|| freq
+ 10 <= start
)
2039 continue; /* not affected */
2040 params
->freqs
[count
++] = freq
;
2045 static void sme_obss_scan_timeout(void *eloop_ctx
, void *timeout_ctx
)
2047 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
2048 struct wpa_driver_scan_params params
;
2050 if (!wpa_s
->current_bss
) {
2051 wpa_printf(MSG_DEBUG
, "SME OBSS: Ignore scan request");
2055 os_memset(¶ms
, 0, sizeof(params
));
2056 wpa_obss_scan_freqs_list(wpa_s
, ¶ms
);
2057 params
.low_priority
= 1;
2058 wpa_printf(MSG_DEBUG
, "SME OBSS: Request an OBSS scan");
2060 if (wpa_supplicant_trigger_scan(wpa_s
, ¶ms
))
2061 wpa_printf(MSG_DEBUG
, "SME OBSS: Failed to trigger scan");
2063 wpa_s
->sme
.sched_obss_scan
= 1;
2064 os_free(params
.freqs
);
2066 eloop_register_timeout(wpa_s
->sme
.obss_scan_int
, 0,
2067 sme_obss_scan_timeout
, wpa_s
, NULL
);
2071 void sme_sched_obss_scan(struct wpa_supplicant
*wpa_s
, int enable
)
2074 struct wpa_bss
*bss
= wpa_s
->current_bss
;
2075 struct wpa_ssid
*ssid
= wpa_s
->current_ssid
;
2076 struct hostapd_hw_modes
*hw_mode
= NULL
;
2079 eloop_cancel_timeout(sme_obss_scan_timeout
, wpa_s
, NULL
);
2080 wpa_s
->sme
.sched_obss_scan
= 0;
2081 wpa_s
->sme
.ht_sec_chan
= HT_SEC_CHAN_UNKNOWN
;
2086 * Schedule OBSS scan if driver is using station SME in wpa_supplicant
2087 * or it expects OBSS scan to be performed by wpa_supplicant.
2089 if (!((wpa_s
->drv_flags
& WPA_DRIVER_FLAGS_SME
) ||
2090 (wpa_s
->drv_flags
& WPA_DRIVER_FLAGS_OBSS_SCAN
)) ||
2091 ssid
== NULL
|| ssid
->mode
!= IEEE80211_MODE_INFRA
)
2094 if (!wpa_s
->hw
.modes
)
2097 /* only HT caps in 11g mode are relevant */
2098 for (i
= 0; i
< wpa_s
->hw
.num_modes
; i
++) {
2099 hw_mode
= &wpa_s
->hw
.modes
[i
];
2100 if (hw_mode
->mode
== HOSTAPD_MODE_IEEE80211G
)
2104 /* Driver does not support HT40 for 11g or doesn't have 11g. */
2105 if (i
== wpa_s
->hw
.num_modes
|| !hw_mode
||
2106 !(hw_mode
->ht_capab
& HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
))
2109 if (bss
== NULL
|| bss
->freq
< 2400 || bss
->freq
> 2500)
2110 return; /* Not associated on 2.4 GHz band */
2112 /* Check whether AP supports HT40 */
2113 ie
= wpa_bss_get_ie(wpa_s
->current_bss
, WLAN_EID_HT_CAP
);
2114 if (!ie
|| ie
[1] < 2 ||
2115 !(WPA_GET_LE16(ie
+ 2) & HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
))
2116 return; /* AP does not support HT40 */
2118 ie
= wpa_bss_get_ie(wpa_s
->current_bss
,
2119 WLAN_EID_OVERLAPPING_BSS_SCAN_PARAMS
);
2120 if (!ie
|| ie
[1] < 14)
2121 return; /* AP does not request OBSS scans */
2123 wpa_s
->sme
.obss_scan_int
= WPA_GET_LE16(ie
+ 6);
2124 if (wpa_s
->sme
.obss_scan_int
< 10) {
2125 wpa_printf(MSG_DEBUG
, "SME: Invalid OBSS Scan Interval %u "
2126 "replaced with the minimum 10 sec",
2127 wpa_s
->sme
.obss_scan_int
);
2128 wpa_s
->sme
.obss_scan_int
= 10;
2130 wpa_printf(MSG_DEBUG
, "SME: OBSS Scan Interval %u sec",
2131 wpa_s
->sme
.obss_scan_int
);
2132 eloop_register_timeout(wpa_s
->sme
.obss_scan_int
, 0,
2133 sme_obss_scan_timeout
, wpa_s
, NULL
);
2137 #ifdef CONFIG_IEEE80211W
2139 static const unsigned int sa_query_max_timeout
= 1000;
2140 static const unsigned int sa_query_retry_timeout
= 201;
2142 static int sme_check_sa_query_timeout(struct wpa_supplicant
*wpa_s
)
2145 struct os_reltime now
, passed
;
2146 os_get_reltime(&now
);
2147 os_reltime_sub(&now
, &wpa_s
->sme
.sa_query_start
, &passed
);
2148 tu
= (passed
.sec
* 1000000 + passed
.usec
) / 1024;
2149 if (sa_query_max_timeout
< tu
) {
2150 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: SA Query timed out");
2151 sme_stop_sa_query(wpa_s
);
2152 wpa_supplicant_deauthenticate(
2153 wpa_s
, WLAN_REASON_PREV_AUTH_NOT_VALID
);
2161 static void sme_send_sa_query_req(struct wpa_supplicant
*wpa_s
,
2164 u8 req
[2 + WLAN_SA_QUERY_TR_ID_LEN
];
2165 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Sending SA Query Request to "
2166 MACSTR
, MAC2STR(wpa_s
->bssid
));
2167 wpa_hexdump(MSG_DEBUG
, "SME: SA Query Transaction ID",
2168 trans_id
, WLAN_SA_QUERY_TR_ID_LEN
);
2169 req
[0] = WLAN_ACTION_SA_QUERY
;
2170 req
[1] = WLAN_SA_QUERY_REQUEST
;
2171 os_memcpy(req
+ 2, trans_id
, WLAN_SA_QUERY_TR_ID_LEN
);
2172 if (wpa_drv_send_action(wpa_s
, wpa_s
->assoc_freq
, 0, wpa_s
->bssid
,
2173 wpa_s
->own_addr
, wpa_s
->bssid
,
2174 req
, sizeof(req
), 0) < 0)
2175 wpa_msg(wpa_s
, MSG_INFO
, "SME: Failed to send SA Query "
2180 static void sme_sa_query_timer(void *eloop_ctx
, void *timeout_ctx
)
2182 struct wpa_supplicant
*wpa_s
= eloop_ctx
;
2183 unsigned int timeout
, sec
, usec
;
2184 u8
*trans_id
, *nbuf
;
2186 if (wpa_s
->sme
.sa_query_count
> 0 &&
2187 sme_check_sa_query_timeout(wpa_s
))
2190 nbuf
= os_realloc_array(wpa_s
->sme
.sa_query_trans_id
,
2191 wpa_s
->sme
.sa_query_count
+ 1,
2192 WLAN_SA_QUERY_TR_ID_LEN
);
2194 sme_stop_sa_query(wpa_s
);
2197 if (wpa_s
->sme
.sa_query_count
== 0) {
2198 /* Starting a new SA Query procedure */
2199 os_get_reltime(&wpa_s
->sme
.sa_query_start
);
2201 trans_id
= nbuf
+ wpa_s
->sme
.sa_query_count
* WLAN_SA_QUERY_TR_ID_LEN
;
2202 wpa_s
->sme
.sa_query_trans_id
= nbuf
;
2203 wpa_s
->sme
.sa_query_count
++;
2205 if (os_get_random(trans_id
, WLAN_SA_QUERY_TR_ID_LEN
) < 0) {
2206 wpa_printf(MSG_DEBUG
, "Could not generate SA Query ID");
2207 sme_stop_sa_query(wpa_s
);
2211 timeout
= sa_query_retry_timeout
;
2212 sec
= ((timeout
/ 1000) * 1024) / 1000;
2213 usec
= (timeout
% 1000) * 1024;
2214 eloop_register_timeout(sec
, usec
, sme_sa_query_timer
, wpa_s
, NULL
);
2216 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Association SA Query attempt %d",
2217 wpa_s
->sme
.sa_query_count
);
2219 sme_send_sa_query_req(wpa_s
, trans_id
);
2223 static void sme_start_sa_query(struct wpa_supplicant
*wpa_s
)
2225 sme_sa_query_timer(wpa_s
, NULL
);
2229 static void sme_stop_sa_query(struct wpa_supplicant
*wpa_s
)
2231 eloop_cancel_timeout(sme_sa_query_timer
, wpa_s
, NULL
);
2232 os_free(wpa_s
->sme
.sa_query_trans_id
);
2233 wpa_s
->sme
.sa_query_trans_id
= NULL
;
2234 wpa_s
->sme
.sa_query_count
= 0;
2238 void sme_event_unprot_disconnect(struct wpa_supplicant
*wpa_s
, const u8
*sa
,
2239 const u8
*da
, u16 reason_code
)
2241 struct wpa_ssid
*ssid
;
2242 struct os_reltime now
;
2244 if (wpa_s
->wpa_state
!= WPA_COMPLETED
)
2246 ssid
= wpa_s
->current_ssid
;
2247 if (wpas_get_ssid_pmf(wpa_s
, ssid
) == NO_MGMT_FRAME_PROTECTION
)
2249 if (os_memcmp(sa
, wpa_s
->bssid
, ETH_ALEN
) != 0)
2251 if (reason_code
!= WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA
&&
2252 reason_code
!= WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA
)
2254 if (wpa_s
->sme
.sa_query_count
> 0)
2257 os_get_reltime(&now
);
2258 if (wpa_s
->sme
.last_unprot_disconnect
.sec
&&
2259 !os_reltime_expired(&now
, &wpa_s
->sme
.last_unprot_disconnect
, 10))
2260 return; /* limit SA Query procedure frequency */
2261 wpa_s
->sme
.last_unprot_disconnect
= now
;
2263 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Unprotected disconnect dropped - "
2264 "possible AP/STA state mismatch - trigger SA Query");
2265 sme_start_sa_query(wpa_s
);
2269 void sme_sa_query_rx(struct wpa_supplicant
*wpa_s
, const u8
*sa
,
2270 const u8
*data
, size_t len
)
2274 if (wpa_s
->sme
.sa_query_trans_id
== NULL
||
2275 len
< 1 + WLAN_SA_QUERY_TR_ID_LEN
||
2276 data
[0] != WLAN_SA_QUERY_RESPONSE
)
2278 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Received SA Query response from "
2279 MACSTR
" (trans_id %02x%02x)", MAC2STR(sa
), data
[1], data
[2]);
2281 if (os_memcmp(sa
, wpa_s
->bssid
, ETH_ALEN
) != 0)
2284 for (i
= 0; i
< wpa_s
->sme
.sa_query_count
; i
++) {
2285 if (os_memcmp(wpa_s
->sme
.sa_query_trans_id
+
2286 i
* WLAN_SA_QUERY_TR_ID_LEN
,
2287 data
+ 1, WLAN_SA_QUERY_TR_ID_LEN
) == 0)
2291 if (i
>= wpa_s
->sme
.sa_query_count
) {
2292 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: No matching SA Query "
2293 "transaction identifier found");
2297 wpa_dbg(wpa_s
, MSG_DEBUG
, "SME: Reply to pending SA Query received "
2298 "from " MACSTR
, MAC2STR(sa
));
2299 sme_stop_sa_query(wpa_s
);
2302 #endif /* CONFIG_IEEE80211W */