1 /*
2 * WPA Supplicant - Driver event processing
3 * Copyright (c) 2003-2019, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "includes.h"
10
11 #include "common.h"
12 #include "eapol_supp/eapol_supp_sm.h"
13 #include "rsn_supp/wpa.h"
14 #include "eloop.h"
15 #include "config.h"
16 #include "l2_packet/l2_packet.h"
17 #include "wpa_supplicant_i.h"
18 #include "driver_i.h"
19 #include "wifi_api.h"
20 #ifdef CONFIG_WAPI
21 #include "wapi_api.h"
22 #endif /* CONFIG_WAPI */
23 #ifndef EXT_CODE_CROP
24 #include "pcsc_funcs.h"
25 #include "rsn_supp/preauth.h"
26 #endif /* EXT_CODE_CROP */
27 #include "rsn_supp/pmksa_cache.h"
28 #include "common/wpa_ctrl.h"
29 #include "eap_peer/eap.h"
30 #include "ap/hostapd.h"
31 #ifdef CONFIG_P2P
32 #include "p2p/p2p.h"
33 #include "p2p_supplicant.h"
34 #include "offchannel.h"
35 #endif
36 #include "fst/fst.h"
37 #include "wnm_sta.h"
38 #include "notify.h"
39 #include "common/ieee802_11_defs.h"
40 #include "common/ieee802_11_common.h"
41 #ifndef EXT_CODE_CROP
42 #include "common/gas_server.h"
43 #endif /* EXT_CODE_CROP */
44 #include "common/dpp.h"
45 #include "common/ptksa_cache.h"
46 #include "crypto/random.h"
47 #include "bssid_ignore.h"
48 #include "wpas_glue.h"
49 #include "wps_supplicant.h"
50 #include "ibss_rsn.h"
51 #include "sme.h"
52 #ifdef CONFIG_GAS
53 #include "gas_query.h"
54 #endif /* CONFIG_GAS */
55 #include "p2p_supplicant.h"
56 #include "bgscan.h"
57 #include "autoscan.h"
58 #include "ap.h"
59 #include "bss.h"
60 #include "scan.h"
61 #include "offchannel.h"
62 #include "interworking.h"
63 #include "mesh.h"
64 #include "mesh_mpm.h"
65 #include "wmm_ac.h"
66 #include "dpp_supplicant.h"
67 #include "driver_soc_at.h"
68 #include "wpa_supplicant_if.h"
69
70
71 #define MAX_OWE_TRANSITION_BSS_SELECT_COUNT 5
72
73 #ifdef CONFIG_SSID_RECONNECT
74 int g_ssid_reconn_count = 1;
75 int g_ssid_reconn_max_count = 0;
76 struct wpa_bss **g_conf_aps_bssid = NULL;
77 #endif
78
79 #ifdef LOS_WPA_PATCH
wpa_comm_event_report(ext_wifi_event_type event,const void * ctx,const void * data)80 void wpa_comm_event_report(ext_wifi_event_type event, const void *ctx, const void *data)
81 {
82 ext_wifi_event wifi_events = {0};
83 struct ext_wifi_dev *wifi_dev = NULL;
84
85 wifi_dev = los_get_wifi_dev_by_priv(ctx);
86 if (wifi_dev == NULL)
87 return;
88
89 wifi_events.event = event;
90 switch(wifi_events.event) {
91 case EXT_WIFI_EVT_SCAN_DONE:
92 case EXT_WIFI_EVT_MESH_SCAN_DONE:
93 case EXT_WIFI_EVT_MESH_STA_SCAN_DONE: {
94 if (data == NULL)
95 return;
96 wifi_events.info.wifi_scan_done.bss_num = *(int *)data;
97 (void)os_memcpy(wifi_events.info.wifi_scan_done.ifname, wifi_dev->ifname, os_strlen(wifi_dev->ifname) + 1);
98 break;
99 }
100 case EXT_WIFI_EVT_CONNECTED:
101 if (data == NULL)
102 return;
103 (void)os_memcpy(&wifi_events.info.wifi_connected, data, sizeof(wifi_events.info.wifi_connected));
104 break;
105 case EXT_WIFI_EVT_DISCONNECTED:
106 if (data == NULL)
107 return;
108 (void)os_memcpy(&wifi_events.info.wifi_disconnected, data, sizeof(wifi_events.info.wifi_disconnected));
109 break;
110 case EXT_WIFI_EVT_STA_CONNECTED:
111 if (data == NULL)
112 return;
113 (void)os_memcpy(&wifi_events.info.ap_sta_connected, data, sizeof(wifi_events.info.ap_sta_connected));
114 break;
115 case EXT_WIFI_EVT_STA_DISCONNECTED:
116 if (data == NULL)
117 return;
118 (void)os_memcpy(&wifi_events.info.ap_sta_disconnected, data, sizeof(wifi_events.info.ap_sta_disconnected));
119 break;
120 case EXT_WIFI_EVT_STA_NO_NETWORK:
121 (void)os_memcpy(wifi_events.info.scan_no_network.ifname, wifi_dev->ifname, os_strlen(wifi_dev->ifname) + 1);
122 break;
123 case EXT_WIFI_EVT_AP_START:
124 (void)os_memcpy(wifi_events.info.wifi_ap_start.ifname, wifi_dev->ifname, os_strlen(wifi_dev->ifname) + 1);
125 break;
126 case EXT_WIFI_EVT_AP_DISABLE:
127 (void)os_memcpy(wifi_events.info.wifi_ap_fail.ifname, wifi_dev->ifname, os_strlen(wifi_dev->ifname) + 1);
128 break;
129 default:
130 return;
131 }
132
133 wifi_new_task_event_cb(&wifi_events);
134 }
135 #endif /* LOS_WPA_PATCH */
136
137
138 #ifndef CONFIG_NO_SCAN_PROCESSING
139 int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s,
140 int new_scan, int own_request);
141 #endif /* CONFIG_NO_SCAN_PROCESSING */
142
143
144 #ifndef EXT_CODE_CROP
wpas_temp_disabled(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid)145 int wpas_temp_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid)
146 {
147 struct os_reltime now;
148
149 if (ssid == NULL || ssid->disabled_until.sec == 0)
150 return 0;
151
152 os_get_reltime(&now);
153 if (ssid->disabled_until.sec > now.sec)
154 return ssid->disabled_until.sec - now.sec;
155
156 wpas_clear_temp_disabled(wpa_s, ssid, 0);
157
158 return 0;
159 }
160
161
162 #ifndef CONFIG_NO_SCAN_PROCESSING
163 /**
164 * wpas_reenabled_network_time - Time until first network is re-enabled
165 * @wpa_s: Pointer to wpa_supplicant data
166 * Returns: If all enabled networks are temporarily disabled, returns the time
167 * (in sec) until the first network is re-enabled. Otherwise returns 0.
168 *
169 * This function is used in case all enabled networks are temporarily disabled,
170 * in which case it returns the time (in sec) that the first network will be
171 * re-enabled. The function assumes that at least one network is enabled.
172 */
wpas_reenabled_network_time(struct wpa_supplicant * wpa_s)173 static int wpas_reenabled_network_time(struct wpa_supplicant *wpa_s)
174 {
175 struct wpa_ssid *ssid;
176 int disabled_for, res = 0;
177
178 #ifdef CONFIG_INTERWORKING
179 if (wpa_s->conf->auto_interworking && wpa_s->conf->interworking &&
180 wpa_s->conf->cred)
181 return 0;
182 #endif /* CONFIG_INTERWORKING */
183
184 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
185 if (ssid->disabled)
186 continue;
187
188 disabled_for = wpas_temp_disabled(wpa_s, ssid);
189 if (!disabled_for)
190 return 0;
191
192 if (!res || disabled_for < res)
193 res = disabled_for;
194 }
195
196 return res;
197 }
198 #endif /* CONFIG_NO_SCAN_PROCESSING */
199
200
wpas_network_reenabled(void * eloop_ctx,void * timeout_ctx)201 void wpas_network_reenabled(void *eloop_ctx, void *timeout_ctx)
202 {
203 struct wpa_supplicant *wpa_s = eloop_ctx;
204
205 if (wpa_s->disconnected || wpa_s->wpa_state != WPA_SCANNING)
206 return;
207
208 wpa_dbg(wpa_s, MSG_DEBUG,
209 "Try to associate due to network getting re-enabled");
210 if (wpa_supplicant_fast_associate(wpa_s) != 1) {
211 wpa_supplicant_cancel_sched_scan(wpa_s);
212 wpa_supplicant_req_scan(wpa_s, 0, 0);
213 }
214 }
215 #endif /* EXT_CODE_CROP */
216
wpa_supplicant_get_new_bss(struct wpa_supplicant * wpa_s,const u8 * bssid)217 static struct wpa_bss * wpa_supplicant_get_new_bss(
218 struct wpa_supplicant *wpa_s, const u8 *bssid)
219 {
220 struct wpa_bss *bss = NULL;
221 struct wpa_ssid *ssid = wpa_s->current_ssid;
222
223 if (ssid->ssid_len > 0)
224 bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
225 if (!bss)
226 bss = wpa_bss_get_bssid(wpa_s, bssid);
227
228 return bss;
229 }
230
231
wpa_supplicant_update_current_bss(struct wpa_supplicant * wpa_s)232 static void wpa_supplicant_update_current_bss(struct wpa_supplicant *wpa_s)
233 {
234 struct wpa_bss *bss = wpa_supplicant_get_new_bss(wpa_s, wpa_s->bssid);
235
236 if (!bss) {
237 wpa_supplicant_update_scan_results(wpa_s);
238
239 /* Get the BSS from the new scan results */
240 bss = wpa_supplicant_get_new_bss(wpa_s, wpa_s->bssid);
241 }
242
243 if (bss) {
244 if ((wpa_s->current_bss != NULL) && (wpa_s->current_bss != bss)) {
245 os_free_drv_scan_bss(wpa_s->current_bss);
246 wpa_s->current_bss = NULL;
247 }
248 wpa_s->current_bss = bss;
249 }
250 }
251
252
wpa_supplicant_select_config(struct wpa_supplicant * wpa_s)253 static int wpa_supplicant_select_config(struct wpa_supplicant *wpa_s)
254 {
255 struct wpa_ssid *ssid, *old_ssid;
256 u8 drv_ssid[SSID_MAX_LEN];
257 size_t drv_ssid_len;
258 int res;
259
260 if (wpa_s->conf->ap_scan == 1 && wpa_s->current_ssid) {
261 wpa_supplicant_update_current_bss(wpa_s);
262
263 if (wpa_s->current_ssid->ssid_len == 0)
264 return 0; /* current profile still in use */
265 res = wpa_drv_get_ssid(wpa_s, drv_ssid);
266 if (res < 0) {
267 #ifndef CONFIG_PRINT_NOUSE
268 wpa_msg(wpa_s, MSG_INFO,
269 "Failed to read SSID from driver");
270 #endif
271 return 0; /* try to use current profile */
272 }
273 drv_ssid_len = res;
274
275 if (drv_ssid_len == wpa_s->current_ssid->ssid_len &&
276 os_memcmp(drv_ssid, wpa_s->current_ssid->ssid,
277 drv_ssid_len) == 0)
278 return 0; /* current profile still in use */
279
280 #ifdef CONFIG_OWE
281 if ((wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
282 wpa_s->current_bss &&
283 (wpa_s->current_bss->flags & WPA_BSS_OWE_TRANSITION) &&
284 drv_ssid_len == wpa_s->current_bss->ssid_len &&
285 os_memcmp(drv_ssid, wpa_s->current_bss->ssid,
286 drv_ssid_len) == 0)
287 return 0; /* current profile still in use */
288 #endif /* CONFIG_OWE */
289 #ifndef CONFIG_PRINT_NOUSE
290 wpa_msg(wpa_s, MSG_DEBUG,
291 "Driver-initiated BSS selection changed the SSID to %s",
292 wpa_ssid_txt(drv_ssid, drv_ssid_len));
293 #endif
294 /* continue selecting a new network profile */
295 }
296
297 #ifndef CONFIG_PRINT_NOUSE
298 wpa_dbg(wpa_s, MSG_DEBUG, "Select network based on association "
299 "information");
300 #endif
301 ssid = wpa_supplicant_get_ssid(wpa_s);
302 if (ssid == NULL) {
303 #ifndef CONFIG_PRINT_NOUSE
304 wpa_msg(wpa_s, MSG_INFO,
305 "No network configuration found for the current AP");
306 #endif
307 return -1;
308 }
309
310 if (wpas_network_disabled(wpa_s, ssid)) {
311 wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is disabled");
312 return -1;
313 }
314 #ifndef EXT_CODE_CROP
315 if (disallowed_bssid(wpa_s, wpa_s->bssid) ||
316 disallowed_ssid(wpa_s, ssid->ssid, ssid->ssid_len)) {
317 wpa_dbg(wpa_s, MSG_DEBUG, "Selected BSS is disallowed");
318 return -1;
319 }
320
321 res = wpas_temp_disabled(wpa_s, ssid);
322 if (res > 0) {
323 wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is temporarily "
324 "disabled for %d second(s)", res);
325 return -1;
326 }
327
328 wpa_dbg(wpa_s, MSG_DEBUG, "Network configuration found for the "
329 "current AP");
330 #endif /* EXT_CODE_CROP */
331 if (wpa_key_mgmt_wpa_any(ssid->key_mgmt)) {
332 u8 wpa_ie[80];
333 size_t wpa_ie_len = sizeof(wpa_ie);
334 #ifndef EXT_CODE_CROP
335 if (wpa_supplicant_set_suites(wpa_s, NULL, ssid,
336 wpa_ie, &wpa_ie_len) < 0)
337 wpa_dbg(wpa_s, MSG_DEBUG, "Could not set WPA suites");
338 #else
339 wpa_supplicant_set_suites(wpa_s, NULL, ssid,
340 wpa_ie, &wpa_ie_len);
341 #endif /* EXT_CODE_CROP */
342 }
343 else {
344 wpa_supplicant_set_non_wpa_policy(wpa_s, ssid);
345 }
346
347 if (wpa_s->current_ssid && wpa_s->current_ssid != ssid)
348 eapol_sm_invalidate_cached_session(wpa_s->eapol);
349 #ifndef EXT_CODE_CROP
350 old_ssid = wpa_s->current_ssid;
351 #else
352 (void)old_ssid;
353 #endif /* EXT_CODE_CROP */
354 wpa_s->current_ssid = ssid;
355
356 wpa_supplicant_update_current_bss(wpa_s);
357
358 wpa_supplicant_rsn_supp_set_config(wpa_s, wpa_s->current_ssid);
359 #ifdef CONFIG_WAPI
360 if (WPA_PROTO_WAPI != wpa_s->current_ssid->proto)
361 #endif /* CONFIG_WAPI */
362 wpa_supplicant_initiate_eapol(wpa_s);
363
364 #ifndef EXT_CODE_CROP
365 if (old_ssid != wpa_s->current_ssid)
366 wpas_notify_network_changed(wpa_s);
367 #endif /* EXT_CODE_CROP */
368 return 0;
369 }
370
371
372 #ifndef LOS_CONFIG_HOSTAPD_TKIP_MIC
wpa_supplicant_stop_countermeasures(void * eloop_ctx,void * sock_ctx)373 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx)
374 {
375 struct wpa_supplicant *wpa_s = eloop_ctx;
376
377 if (wpa_s->countermeasures) {
378 wpa_s->countermeasures = 0;
379 #ifndef LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT
380 wpa_drv_set_countermeasures(wpa_s, 0);
381 #endif /* LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT */
382 #ifndef EXT_CODE_CROP
383 wpa_msg(wpa_s, MSG_INFO, "WPA: TKIP countermeasures stopped");
384
385 /*
386 * It is possible that the device is sched scanning, which means
387 * that a connection attempt will be done only when we receive
388 * scan results. However, in this case, it would be preferable
389 * to scan and connect immediately, so cancel the sched_scan and
390 * issue a regular scan flow.
391 */
392 wpa_supplicant_cancel_sched_scan(wpa_s);
393 #endif /* EXT_CODE_CROP */
394 wpa_supplicant_req_scan(wpa_s, 0, 0);
395 }
396 }
397 #endif /* LOS_CONFIG_HOSTAPD_TKIP_MIC */
398
399
wpa_supplicant_mark_disassoc(struct wpa_supplicant * wpa_s)400 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s)
401 {
402 #ifndef EXT_CODE_CROP
403 int bssid_changed;
404
405 wnm_bss_keep_alive_deinit(wpa_s);
406
407 #ifdef CONFIG_IBSS_RSN
408 ibss_rsn_deinit(wpa_s->ibss_rsn);
409 wpa_s->ibss_rsn = NULL;
410 #endif /* CONFIG_IBSS_RSN */
411 #endif /* EXT_CODE_CROP */
412 #ifdef CONFIG_AP
413 wpa_supplicant_ap_deinit(wpa_s);
414 #endif /* CONFIG_AP */
415
416 #ifndef EXT_CODE_CROP
417 #ifdef CONFIG_HS20
418 /* Clear possibly configured frame filters */
419 wpa_drv_configure_frame_filters(wpa_s, 0);
420 #endif /* CONFIG_HS20 */
421
422 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
423 return;
424
425 if (os_reltime_initialized(&wpa_s->session_start)) {
426 os_reltime_age(&wpa_s->session_start, &wpa_s->session_length);
427 wpa_s->session_start.sec = 0;
428 wpa_s->session_start.usec = 0;
429 wpas_notify_session_length(wpa_s);
430 }
431
432 #endif /* EXT_CODE_CROP */
433 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
434 #ifndef EXT_CODE_CROP
435 bssid_changed = !is_zero_ether_addr(wpa_s->bssid);
436 #endif /* EXT_CODE_CROP */
437 os_memset(wpa_s->bssid, 0, ETH_ALEN);
438 os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
439 #ifdef CONFIG_WPA3
440 sme_clear_on_disassoc(wpa_s);
441 #endif /* CONFIG_WPA3 */
442 os_free_drv_scan_bss(wpa_s->current_bss);
443 wpa_s->current_bss = NULL;
444 wpa_s->assoc_freq = 0;
445 #ifndef EXT_CODE_CROP
446 if (bssid_changed)
447 wpas_notify_bssid_changed(wpa_s);
448 #endif /* EXT_CODE_CROP */
449
450 #ifdef CONFIG_WAPI
451 if (wpa_s->key_mgmt != WPA_KEY_MGMT_WAPI_PSK) {
452 #endif /* CONFIG_WAPI */
453
454 eapol_sm_notify_portEnabled(wpa_s->eapol, FALSE);
455 eapol_sm_notify_portValid(wpa_s->eapol, FALSE);
456 #ifndef EXT_WPA_KEY_MGMT_CROP
457 if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
458 wpa_s->key_mgmt == WPA_KEY_MGMT_OWE ||
459 wpa_s->key_mgmt == WPA_KEY_MGMT_DPP || wpa_s->drv_authorized_port)
460 #else
461 if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
462 wpa_s->key_mgmt == WPA_KEY_MGMT_OWE)
463 #endif /* EXT_WPA_KEY_MGMT_CROP */
464 eapol_sm_notify_eap_success(wpa_s->eapol, false);
465 wpa_s->drv_authorized_port = 0;
466 #ifdef CONFIG_WAPI
467 }
468 #endif /* CONFIG_WAPI */
469
470 wpa_s->ap_ies_from_associnfo = 0;
471 if ((wpa_is_sta(wpa_s) == WPA_FLAG_OFF) || (g_reconnect_set.pending_flag == WPA_FLAG_OFF))
472 wpa_s->current_ssid = NULL;
473 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
474 wpa_s->key_mgmt = 0;
475 #ifndef EXT_CODE_CROP
476 wpas_rrm_reset(wpa_s);
477 wpa_s->wnmsleep_used = 0;
478 #endif /* EXT_CODE_CROP */
479 wnm_clear_coloc_intf_reporting(wpa_s);
480 wpa_s->disable_mbo_oce = 0;
481
482 #ifdef CONFIG_TESTING_OPTIONS
483 wpa_s->last_tk_alg = WPA_ALG_NONE;
484 os_memset(wpa_s->last_tk, 0, sizeof(wpa_s->last_tk));
485 #endif /* CONFIG_TESTING_OPTIONS */
486 #ifndef EXT_CODE_CROP
487 wpa_s->ieee80211ac = 0;
488
489 if (wpa_s->enabled_4addr_mode && wpa_drv_set_4addr_mode(wpa_s, 0) == 0)
490 wpa_s->enabled_4addr_mode = 0;
491 #endif /* EXT_CODE_CROP */
492 }
493
494 #ifndef EXT_CODE_CROP
wpa_find_assoc_pmkid(struct wpa_supplicant * wpa_s)495 static void wpa_find_assoc_pmkid(struct wpa_supplicant *wpa_s)
496 {
497 struct wpa_ie_data ie;
498 int pmksa_set = -1;
499 size_t i;
500 struct rsn_pmksa_cache_entry *cur_pmksa;
501
502 /* Start with assumption of no PMKSA cache entry match for cases other
503 * than SAE. In particular, this is needed to generate the PMKSA cache
504 * entries for Suite B cases with driver-based roaming indication. */
505 cur_pmksa = pmksa_cache_get_current(wpa_s->wpa);
506 if (cur_pmksa && !wpa_key_mgmt_sae(cur_pmksa->akmp))
507 pmksa_cache_clear_current(wpa_s->wpa);
508
509 if (wpa_sm_parse_own_wpa_ie(wpa_s->wpa, &ie) < 0 ||
510 ie.pmkid == NULL)
511 return;
512
513 for (i = 0; i < ie.num_pmkid; i++) {
514 pmksa_set = pmksa_cache_set_current(wpa_s->wpa,
515 ie.pmkid + i * PMKID_LEN,
516 NULL, NULL, 0, NULL, 0);
517 if (pmksa_set == 0) {
518 eapol_sm_notify_pmkid_attempt(wpa_s->eapol);
519 break;
520 }
521 }
522
523 wpa_dbg(wpa_s, MSG_DEBUG, "RSN: PMKID from assoc IE %sfound from "
524 "PMKSA cache", pmksa_set == 0 ? "" : "not ");
525 }
526
527
wpa_supplicant_event_pmkid_candidate(struct wpa_supplicant * wpa_s,union wpa_event_data * data)528 static void wpa_supplicant_event_pmkid_candidate(struct wpa_supplicant *wpa_s,
529 union wpa_event_data *data)
530 {
531 if (data == NULL) {
532 wpa_dbg(wpa_s, MSG_DEBUG, "RSN: No data in PMKID candidate "
533 "event");
534 return;
535 }
536 wpa_dbg(wpa_s, MSG_DEBUG, "RSN: PMKID candidate event - bssid=" MACSTR
537 " index=%d preauth=%d",
538 MAC2STR(data->pmkid_candidate.bssid),
539 data->pmkid_candidate.index,
540 data->pmkid_candidate.preauth);
541
542 pmksa_candidate_add(wpa_s->wpa, data->pmkid_candidate.bssid,
543 data->pmkid_candidate.index,
544 data->pmkid_candidate.preauth);
545 }
546
547 #endif /* EXT_CODE_CROP */
wpa_supplicant_dynamic_keys(struct wpa_supplicant * wpa_s)548 static int wpa_supplicant_dynamic_keys(struct wpa_supplicant *wpa_s)
549 {
550 #ifndef EXT_WPA_KEY_MGMT_CROP
551 if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
552 wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE)
553 return 0;
554 #else
555 if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE)
556 return 0;
557 #endif /* EXT_WPA_KEY_MGMT_CROP */
558 #ifdef IEEE8021X_EAPOL
559 #ifndef EXT_WPA_KEY_MGMT_CROP
560 if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
561 wpa_s->current_ssid &&
562 !(wpa_s->current_ssid->eapol_flags &
563 (EAPOL_FLAG_REQUIRE_KEY_UNICAST |
564 EAPOL_FLAG_REQUIRE_KEY_BROADCAST))) {
565 /* IEEE 802.1X, but not using dynamic WEP keys (i.e., either
566 * plaintext or static WEP keys). */
567 return 0;
568 }
569 #endif /* EXT_WPA_KEY_MGMT_CROP */
570 #endif /* IEEE8021X_EAPOL */
571
572 return 1;
573 }
574
575
576 #ifndef EXT_CODE_CROP
577 /**
578 * wpa_supplicant_scard_init - Initialize SIM/USIM access with PC/SC
579 * @wpa_s: pointer to wpa_supplicant data
580 * @ssid: Configuration data for the network
581 * Returns: 0 on success, -1 on failure
582 *
583 * This function is called when starting authentication with a network that is
584 * configured to use PC/SC for SIM/USIM access (EAP-SIM or EAP-AKA).
585 */
wpa_supplicant_scard_init(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid)586 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
587 struct wpa_ssid *ssid)
588 {
589 #ifdef IEEE8021X_EAPOL
590 #ifdef PCSC_FUNCS
591 int aka = 0, sim = 0;
592
593 if ((ssid != NULL && ssid->eap.pcsc == NULL) ||
594 wpa_s->scard != NULL || wpa_s->conf->external_sim)
595 return 0;
596
597 if (ssid == NULL || ssid->eap.eap_methods == NULL) {
598 sim = 1;
599 aka = 1;
600 } else {
601 struct eap_method_type *eap = ssid->eap.eap_methods;
602 while (eap->vendor != EAP_VENDOR_IETF ||
603 eap->method != EAP_TYPE_NONE) {
604 if (eap->vendor == EAP_VENDOR_IETF) {
605 if (eap->method == EAP_TYPE_SIM)
606 sim = 1;
607 else if (eap->method == EAP_TYPE_AKA ||
608 eap->method == EAP_TYPE_AKA_PRIME)
609 aka = 1;
610 }
611 eap++;
612 }
613 }
614
615 if (eap_peer_get_eap_method(EAP_VENDOR_IETF, EAP_TYPE_SIM) == NULL)
616 sim = 0;
617 if (eap_peer_get_eap_method(EAP_VENDOR_IETF, EAP_TYPE_AKA) == NULL &&
618 eap_peer_get_eap_method(EAP_VENDOR_IETF, EAP_TYPE_AKA_PRIME) ==
619 NULL)
620 aka = 0;
621
622 if (!sim && !aka) {
623 wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is configured to "
624 "use SIM, but neither EAP-SIM nor EAP-AKA are "
625 "enabled");
626 return 0;
627 }
628
629 wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is configured to use SIM "
630 "(sim=%d aka=%d) - initialize PCSC", sim, aka);
631
632 wpa_s->scard = scard_init(wpa_s->conf->pcsc_reader);
633 if (wpa_s->scard == NULL) {
634 wpa_msg(wpa_s, MSG_WARNING, "Failed to initialize SIM "
635 "(pcsc-lite)");
636 return -1;
637 }
638 wpa_sm_set_scard_ctx(wpa_s->wpa, wpa_s->scard);
639 eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard);
640 #endif /* PCSC_FUNCS */
641 #endif /* IEEE8021X_EAPOL */
642
643 return 0;
644 }
645 #endif /* EXT_CODE_CROP */
646
647
648 #ifdef CONFIG_WEP
has_wep_key(struct wpa_ssid * ssid)649 static int has_wep_key(struct wpa_ssid *ssid)
650 {
651 int i;
652
653 for (i = 0; i < NUM_WEP_KEYS; i++) {
654 if (ssid->wep_key_len[i])
655 return 1;
656 }
657
658 return 0;
659 }
660 #endif /* CONFIG_WEP */
661
662
wpa_supplicant_match_privacy(struct wpa_bss * bss,struct wpa_ssid * ssid)663 static int wpa_supplicant_match_privacy(struct wpa_bss *bss,
664 struct wpa_ssid *ssid)
665 {
666 int privacy = 0;
667 #ifndef EXT_CODE_CROP
668 if (ssid->mixed_cell)
669 return 1;
670 #endif /* EXT_CODE_CROP */
671 #ifdef CONFIG_WPS
672 if (ssid->key_mgmt & WPA_KEY_MGMT_WPS)
673 return 1;
674 #endif /* CONFIG_WPS */
675
676 #ifdef CONFIG_OWE
677 if ((ssid->key_mgmt & WPA_KEY_MGMT_OWE) && !ssid->owe_only)
678 return 1;
679 #endif /* CONFIG_OWE */
680
681 #ifdef CONFIG_WEP
682 if (has_wep_key(ssid))
683 privacy = 1;
684 #endif /* CONFIG_WEP */
685
686 #ifdef IEEE8021X_EAPOL
687 #ifndef EXT_WPA_KEY_MGMT_CROP
688 if ((ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) &&
689 ssid->eapol_flags & (EAPOL_FLAG_REQUIRE_KEY_UNICAST |
690 EAPOL_FLAG_REQUIRE_KEY_BROADCAST))
691 privacy = 1;
692 #endif /* EXT_WPA_KEY_MGMT_CROP */
693 #endif /* IEEE8021X_EAPOL */
694
695 if (wpa_key_mgmt_wpa(ssid->key_mgmt))
696 privacy = 1;
697 #ifdef CONFIG_HS20
698 if (ssid->key_mgmt & WPA_KEY_MGMT_OSEN)
699 privacy = 1;
700 #endif /* CONFIG_HS20 */
701
702 #ifdef CONFIG_WAPI
703 if (ssid->key_mgmt & (WPA_KEY_MGMT_WAPI_PSK))
704 privacy = 1;
705 #endif /* CONFIG_WAPI */
706
707 if (bss->caps & IEEE80211_CAP_PRIVACY)
708 return privacy;
709 return !privacy;
710 }
711
712
wpa_supplicant_ssid_bss_match(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,struct wpa_bss * bss,int debug_print)713 static int wpa_supplicant_ssid_bss_match(struct wpa_supplicant *wpa_s,
714 struct wpa_ssid *ssid,
715 struct wpa_bss *bss, int debug_print)
716 {
717 struct wpa_ie_data ie;
718 int proto_match = 0;
719 const u8 *rsn_ie, *wpa_ie;
720 int ret;
721 #ifdef CONFIG_WEP
722 int wep_ok;
723 #endif /* CONFIG_WEP */
724
725 ret = wpas_wps_ssid_bss_match(wpa_s, ssid, bss);
726 if (ret >= 0)
727 return ret;
728
729 #ifdef CONFIG_WEP
730 /* Allow TSN if local configuration accepts WEP use without WPA/WPA2 */
731 #ifndef EXT_WPA_KEY_MGMT_CROP
732 wep_ok = !wpa_key_mgmt_wpa(ssid->key_mgmt) &&
733 (((ssid->key_mgmt & WPA_KEY_MGMT_NONE) &&
734 ssid->wep_key_len[ssid->wep_tx_keyidx] > 0) ||
735 (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA));
736 #else
737 wep_ok = !wpa_key_mgmt_wpa(ssid->key_mgmt) &&
738 ((((unsigned int)ssid->key_mgmt & WPA_KEY_MGMT_NONE) &&
739 ssid->wep_key_len[ssid->wep_tx_keyidx] > 0));
740 #endif /* EXT_WPA_KEY_MGMT_CROP */
741 #endif /* CONFIG_WEP */
742
743 rsn_ie = wpa_bss_get_ie(bss, WLAN_EID_RSN);
744 while ((ssid->proto & (WPA_PROTO_RSN | WPA_PROTO_OSEN)) && rsn_ie) {
745 proto_match++;
746
747 if (wpa_parse_wpa_ie(rsn_ie, 2 + rsn_ie[1], &ie)) {
748 #ifndef CONFIG_PRINT_NOUSE
749 if (debug_print)
750 wpa_dbg(wpa_s, MSG_DEBUG,
751 " skip RSN IE - parse failed");
752 #endif /* CONFIG_PRINT_NOUSE */
753 break;
754 }
755 #ifndef EXT_CODE_CROP
756 if (!ie.has_pairwise)
757 ie.pairwise_cipher = wpa_default_rsn_cipher(bss->freq);
758 if (!ie.has_group)
759 ie.group_cipher = wpa_default_rsn_cipher(bss->freq);
760 #else
761 if (!ie.has_pairwise)
762 ie.pairwise_cipher = WPA_CIPHER_CCMP;
763 if (!ie.has_group)
764 ie.group_cipher = WPA_CIPHER_CCMP;
765 #endif /* EXT_CODE_CROP */
766 #ifdef CONFIG_WEP
767 if (wep_ok &&
768 (ie.group_cipher & (WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)))
769 {
770 #ifndef CONFIG_PRINT_NOUSE
771 if (debug_print)
772 wpa_dbg(wpa_s, MSG_DEBUG,
773 " selected based on TSN in RSN IE");
774 #endif /* CONFIG_PRINT_NOUSE */
775 return 1;
776 }
777 #endif /* CONFIG_WEP */
778
779 if (!(ie.proto & ssid->proto) &&
780 !(ssid->proto & WPA_PROTO_OSEN)) {
781 #ifndef CONFIG_PRINT_NOUSE
782 if (debug_print)
783 wpa_dbg(wpa_s, MSG_DEBUG,
784 " skip RSN IE - proto mismatch");
785 #endif /* CONFIG_PRINT_NOUSE */
786 break;
787 }
788
789 if (!(ie.pairwise_cipher & ssid->pairwise_cipher)) {
790 #ifndef CONFIG_PRINT_NOUSE
791 if (debug_print)
792 wpa_dbg(wpa_s, MSG_DEBUG,
793 " skip RSN IE - PTK cipher mismatch");
794 #endif /* CONFIG_PRINT_NOUSE */
795 break;
796 }
797
798 if (!(ie.group_cipher & ssid->group_cipher)) {
799 #ifndef CONFIG_PRINT_NOUSE
800 if (debug_print)
801 wpa_dbg(wpa_s, MSG_DEBUG,
802 " skip RSN IE - GTK cipher mismatch");
803 #endif /* CONFIG_PRINT_NOUSE */
804 break;
805 }
806
807 if (ssid->group_mgmt_cipher &&
808 !(ie.mgmt_group_cipher & ssid->group_mgmt_cipher)) {
809 #ifndef CONFIG_PRINT_NOUSE
810 if (debug_print)
811 wpa_dbg(wpa_s, MSG_DEBUG,
812 " skip RSN IE - group mgmt cipher mismatch");
813 #endif /* CONFIG_PRINT_NOUSE */
814 break;
815 }
816
817 if (!(ie.key_mgmt & ssid->key_mgmt)) {
818 #ifndef CONFIG_PRINT_NOUSE
819 if (debug_print)
820 wpa_dbg(wpa_s, MSG_DEBUG,
821 " skip RSN IE - key mgmt mismatch");
822 #endif /* CONFIG_PRINT_NOUSE */
823 break;
824 }
825
826 #ifdef CONFIG_IEEE80211W
827 if (!(ie.capabilities & WPA_CAPABILITY_MFPC) &&
828 wpas_get_ssid_pmf(wpa_s, ssid) ==
829 MGMT_FRAME_PROTECTION_REQUIRED) {
830 #ifndef CONFIG_PRINT_NOUSE
831 if (debug_print)
832 wpa_dbg(wpa_s, MSG_DEBUG,
833 " skip RSN IE - no mgmt frame protection");
834 #endif /* CONFIG_PRINT_NOUSE */
835 break;
836 }
837 if ((ie.capabilities & WPA_CAPABILITY_MFPR) &&
838 wpas_get_ssid_pmf(wpa_s, ssid) ==
839 NO_MGMT_FRAME_PROTECTION) {
840 #ifndef CONFIG_PRINT_NOUSE
841 if (debug_print)
842 wpa_dbg(wpa_s, MSG_DEBUG,
843 " skip RSN IE - no mgmt frame protection enabled but AP requires it");
844 #endif /* CONFIG_PRINT_NOUSE */
845 break;
846 }
847
848 #ifndef CONFIG_PRINT_NOUSE
849 if (debug_print)
850 wpa_dbg(wpa_s, MSG_DEBUG,
851 " selected based on RSN IE");
852 #endif /* CONFIG_PRINT_NOUSE */
853 return 1;
854 }
855
856 if (wpas_get_ssid_pmf(wpa_s, ssid) == MGMT_FRAME_PROTECTION_REQUIRED &&
857 (!(ssid->key_mgmt & WPA_KEY_MGMT_OWE) || ssid->owe_only)) {
858 #ifndef CONFIG_PRINT_NOUSE
859 if (debug_print)
860 wpa_dbg(wpa_s, MSG_DEBUG,
861 " skip - MFP Required but network not MFP Capable");
862 #endif /* CONFIG_PRINT_NOUSE */
863 return 0;
864 }
865 #endif /* CONFIG_IEEE80211W */
866
867 wpa_ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
868 while ((ssid->proto & WPA_PROTO_WPA) && wpa_ie) {
869 proto_match++;
870
871 if (wpa_parse_wpa_ie(wpa_ie, 2 + wpa_ie[1], &ie)) {
872 #ifndef CONFIG_PRINT_NOUSE
873 if (debug_print)
874 wpa_dbg(wpa_s, MSG_DEBUG,
875 " skip WPA IE - parse failed");
876 #endif /* CONFIG_PRINT_NOUSE */
877 break;
878 }
879
880 #ifdef CONFIG_WEP
881 if (wep_ok &&
882 (ie.group_cipher & (WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)))
883 {
884 #ifndef CONFIG_PRINT_NOUSE
885 if (debug_print)
886 wpa_dbg(wpa_s, MSG_DEBUG,
887 " selected based on TSN in WPA IE");
888 #endif /* CONFIG_PRINT_NOUSE */
889 return 1;
890 }
891 #endif /* CONFIG_WEP */
892
893 if (!(ie.proto & ssid->proto)) {
894 #ifndef CONFIG_PRINT_NOUSE
895 if (debug_print)
896 wpa_dbg(wpa_s, MSG_DEBUG,
897 " skip WPA IE - proto mismatch");
898 #endif /* CONFIG_PRINT_NOUSE */
899 break;
900 }
901
902 if (!(ie.pairwise_cipher & ssid->pairwise_cipher)) {
903 #ifndef CONFIG_PRINT_NOUSE
904 if (debug_print)
905 wpa_dbg(wpa_s, MSG_DEBUG,
906 " skip WPA IE - PTK cipher mismatch");
907 #endif /* CONFIG_PRINT_NOUSE */
908 break;
909 }
910
911 if (!(ie.group_cipher & ssid->group_cipher)) {
912 #ifndef CONFIG_PRINT_NOUSE
913 if (debug_print)
914 wpa_dbg(wpa_s, MSG_DEBUG,
915 " skip WPA IE - GTK cipher mismatch");
916 #endif /* CONFIG_PRINT_NOUSE */
917 break;
918 }
919
920 if (!(ie.key_mgmt & ssid->key_mgmt)) {
921 #ifndef CONFIG_PRINT_NOUSE
922 if (debug_print)
923 wpa_dbg(wpa_s, MSG_DEBUG,
924 " skip WPA IE - key mgmt mismatch");
925 #endif /* CONFIG_PRINT_NOUSE */
926 break;
927 }
928 #ifndef CONFIG_PRINT_NOUSE
929 if (debug_print)
930 wpa_dbg(wpa_s, MSG_DEBUG,
931 " selected based on WPA IE");
932 #endif /* CONFIG_PRINT_NOUSE */
933 return 1;
934 }
935 #ifdef CONFIG_WAPI
936 const u8 *wapi_ie = wpa_bss_get_ie(bss, WLAN_EID_WAPI);
937 wpa_dbg(wpa_s, MSG_DEBUG, "ssid->proto is %d, WPA_PROTO_WAPI is %d", ssid->proto, WPA_PROTO_WAPI);
938 while ((ssid->proto & WPA_PROTO_WAPI) && wapi_ie) {
939 proto_match++;
940 if (wapi_parse_wapi_ie(wapi_ie, 2 + wapi_ie[1], &ie)) {
941 wpa_dbg(wpa_s, MSG_DEBUG, "skip WAPI IE - parse failed");
942 break;
943 }
944 return 1;
945 }
946 #endif /* CONFIG_WAPI */
947
948 #ifndef EXT_WPA_KEY_MGMT_CROP
949 if ((ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) && !wpa_ie &&
950 !rsn_ie) {
951 if (debug_print)
952 wpa_dbg(wpa_s, MSG_DEBUG,
953 " allow for non-WPA IEEE 802.1X");
954 return 1;
955 }
956 #endif /* EXT_WPA_KEY_MGMT_CROP */
957 #ifdef CONFIG_OWE
958 if ((ssid->key_mgmt & WPA_KEY_MGMT_OWE) && !ssid->owe_only &&
959 !wpa_ie && !rsn_ie) {
960 if (wpa_s->owe_transition_select &&
961 wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE) &&
962 ssid->owe_transition_bss_select_count + 1 <=
963 MAX_OWE_TRANSITION_BSS_SELECT_COUNT) {
964 ssid->owe_transition_bss_select_count++;
965 if (debug_print)
966 wpa_dbg(wpa_s, MSG_DEBUG,
967 " skip OWE transition BSS (selection count %d does not exceed %d)",
968 ssid->owe_transition_bss_select_count,
969 MAX_OWE_TRANSITION_BSS_SELECT_COUNT);
970 wpa_s->owe_transition_search = 1;
971 return 0;
972 }
973 if (debug_print)
974 wpa_dbg(wpa_s, MSG_DEBUG,
975 " allow in OWE transition mode");
976 return 1;
977 }
978 #endif /* CONFIG_OWE */
979 if ((ssid->proto & (WPA_PROTO_WPA | WPA_PROTO_RSN)) &&
980 wpa_key_mgmt_wpa(ssid->key_mgmt) && proto_match == 0) {
981 #ifndef CONFIG_PRINT_NOUSE
982 if (debug_print)
983 wpa_dbg(wpa_s, MSG_DEBUG,
984 " skip - no WPA/RSN proto match");
985 #endif /* EXT_CODE_CROP */
986 return 0;
987 }
988 #ifdef CONFIG_HS20
989 if ((ssid->key_mgmt & WPA_KEY_MGMT_OSEN) &&
990 wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE)) {
991 if (debug_print)
992 wpa_dbg(wpa_s, MSG_DEBUG, " allow in OSEN");
993 return 1;
994 }
995 #endif /* CONFIG_HS20 */
996 if (!wpa_key_mgmt_wpa(ssid->key_mgmt)) {
997 #ifndef CONFIG_PRINT_NOUSE
998 if (debug_print)
999 wpa_dbg(wpa_s, MSG_DEBUG, " allow in non-WPA/WPA2");
1000 #endif /* CONFIG_PRINT_NOUSE */
1001 return 1;
1002 }
1003 #ifndef CONFIG_PRINT_NOUSE
1004 if (debug_print)
1005 wpa_dbg(wpa_s, MSG_DEBUG,
1006 " reject due to mismatch with WPA/WPA2");
1007 #endif /* CONFIG_PRINT_NOUSE */
1008 return 0;
1009 }
1010
1011
freq_allowed(int * freqs,int freq)1012 static int freq_allowed(int *freqs, int freq)
1013 {
1014 int i;
1015
1016 if (freqs == NULL)
1017 return 1;
1018
1019 for (i = 0; freqs[i]; i++)
1020 if (freqs[i] == freq)
1021 return 1;
1022 return 0;
1023 }
1024
1025 #ifndef EXT_CODE_CROP
rate_match(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,struct wpa_bss * bss,int debug_print)1026 static int rate_match(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
1027 struct wpa_bss *bss, int debug_print)
1028 {
1029 const struct hostapd_hw_modes *mode = NULL, *modes;
1030 const u8 scan_ie[2] = { WLAN_EID_SUPP_RATES, WLAN_EID_EXT_SUPP_RATES };
1031 const u8 *rate_ie;
1032 int i, j, k;
1033
1034 if (bss->freq == 0)
1035 return 1; /* Cannot do matching without knowing band */
1036
1037 modes = wpa_s->hw.modes;
1038 if (modes == NULL) {
1039 /*
1040 * The driver does not provide any additional information
1041 * about the utilized hardware, so allow the connection attempt
1042 * to continue.
1043 */
1044 return 1;
1045 }
1046
1047 for (i = 0; i < wpa_s->hw.num_modes; i++) {
1048 for (j = 0; j < modes[i].num_channels; j++) {
1049 int freq = modes[i].channels[j].freq;
1050 if (freq == bss->freq) {
1051 if (mode &&
1052 mode->mode == HOSTAPD_MODE_IEEE80211G)
1053 break; /* do not allow 802.11b replace
1054 * 802.11g */
1055 mode = &modes[i];
1056 break;
1057 }
1058 }
1059 }
1060
1061 if (mode == NULL)
1062 return 0;
1063
1064 for (i = 0; i < (int) sizeof(scan_ie); i++) {
1065 rate_ie = wpa_bss_get_ie(bss, scan_ie[i]);
1066 if (rate_ie == NULL)
1067 continue;
1068
1069 for (j = 2; j < rate_ie[1] + 2; j++) {
1070 int flagged = !!(rate_ie[j] & 0x80);
1071 int r = (rate_ie[j] & 0x7f) * 5;
1072
1073 /*
1074 * IEEE Std 802.11n-2009 7.3.2.2:
1075 * The new BSS Membership selector value is encoded
1076 * like a legacy basic rate, but it is not a rate and
1077 * only indicates if the BSS members are required to
1078 * support the mandatory features of Clause 20 [HT PHY]
1079 * in order to join the BSS.
1080 */
1081 if (flagged && ((rate_ie[j] & 0x7f) ==
1082 BSS_MEMBERSHIP_SELECTOR_HT_PHY)) {
1083 if (!ht_supported(mode)) {
1084 if (debug_print)
1085 wpa_dbg(wpa_s, MSG_DEBUG,
1086 " hardware does not support HT PHY");
1087 return 0;
1088 }
1089 continue;
1090 }
1091
1092 /* There's also a VHT selector for 802.11ac */
1093 if (flagged && ((rate_ie[j] & 0x7f) ==
1094 BSS_MEMBERSHIP_SELECTOR_VHT_PHY)) {
1095 if (!vht_supported(mode)) {
1096 if (debug_print)
1097 wpa_dbg(wpa_s, MSG_DEBUG,
1098 " hardware does not support VHT PHY");
1099 return 0;
1100 }
1101 continue;
1102 }
1103
1104 #ifdef CONFIG_SAE
1105 if (flagged && ((rate_ie[j] & 0x7f) ==
1106 BSS_MEMBERSHIP_SELECTOR_SAE_H2E_ONLY)) {
1107 if (wpa_s->conf->sae_pwe == 0 &&
1108 !ssid->sae_password_id &&
1109 wpa_key_mgmt_sae(ssid->key_mgmt)) {
1110 if (debug_print)
1111 wpa_dbg(wpa_s, MSG_DEBUG,
1112 " SAE H2E disabled");
1113 #ifdef CONFIG_TESTING_OPTIONS
1114 if (wpa_s->ignore_sae_h2e_only) {
1115 wpa_dbg(wpa_s, MSG_DEBUG,
1116 "TESTING: Ignore SAE H2E requirement mismatch");
1117 continue;
1118 }
1119 #endif /* CONFIG_TESTING_OPTIONS */
1120 return 0;
1121 }
1122 continue;
1123 }
1124 #endif /* CONFIG_SAE */
1125
1126 if (!flagged)
1127 continue;
1128
1129 /* check for legacy basic rates */
1130 for (k = 0; k < mode->num_rates; k++) {
1131 if (mode->rates[k] == r)
1132 break;
1133 }
1134 if (k == mode->num_rates) {
1135 /*
1136 * IEEE Std 802.11-2007 7.3.2.2 demands that in
1137 * order to join a BSS all required rates
1138 * have to be supported by the hardware.
1139 */
1140 if (debug_print)
1141 wpa_dbg(wpa_s, MSG_DEBUG,
1142 " hardware does not support required rate %d.%d Mbps (freq=%d mode==%d num_rates=%d)",
1143 r / 10, r % 10,
1144 bss->freq, mode->mode, mode->num_rates);
1145 return 0;
1146 }
1147 }
1148 }
1149
1150 return 1;
1151 }
1152 #endif /* EXT_CODE_CROP */
1153
1154 /*
1155 * Test whether BSS is in an ESS.
1156 * This is done differently in DMG (60 GHz) and non-DMG bands
1157 */
bss_is_ess(struct wpa_bss * bss)1158 static int bss_is_ess(struct wpa_bss *bss)
1159 {
1160 #ifndef EXT_CODE_CROP
1161 if (bss_is_dmg(bss)) {
1162 return (bss->caps & IEEE80211_CAP_DMG_MASK) ==
1163 IEEE80211_CAP_DMG_AP;
1164 }
1165 #endif /* EXT_CODE_CROP */
1166
1167 return ((bss->caps & (IEEE80211_CAP_ESS | IEEE80211_CAP_IBSS)) ==
1168 IEEE80211_CAP_ESS);
1169 }
1170
1171 #ifndef EXT_CODE_CROP
match_mac_mask(const u8 * addr_a,const u8 * addr_b,const u8 * mask)1172 static int match_mac_mask(const u8 *addr_a, const u8 *addr_b, const u8 *mask)
1173 {
1174 size_t i;
1175
1176 for (i = 0; i < ETH_ALEN; i++) {
1177 if ((addr_a[i] & mask[i]) != (addr_b[i] & mask[i]))
1178 return 0;
1179 }
1180 return 1;
1181 }
1182
1183
addr_in_list(const u8 * addr,const u8 * list,size_t num)1184 static int addr_in_list(const u8 *addr, const u8 *list, size_t num)
1185 {
1186 size_t i;
1187
1188 for (i = 0; i < num; i++) {
1189 const u8 *a = list + i * ETH_ALEN * 2;
1190 const u8 *m = a + ETH_ALEN;
1191
1192 if (match_mac_mask(a, addr, m))
1193 return 1;
1194 }
1195 return 0;
1196 }
1197
1198
owe_trans_ssid(struct wpa_supplicant * wpa_s,struct wpa_bss * bss,const u8 ** ret_ssid,size_t * ret_ssid_len)1199 static void owe_trans_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
1200 const u8 **ret_ssid, size_t *ret_ssid_len)
1201 {
1202 #ifdef CONFIG_OWE
1203 const u8 *owe, *pos, *end, *bssid;
1204 u8 ssid_len;
1205 struct wpa_bss *open_bss;
1206
1207 owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
1208 if (!owe || !wpa_bss_get_ie(bss, WLAN_EID_RSN))
1209 return;
1210
1211 pos = owe + 6;
1212 end = owe + 2 + owe[1];
1213
1214 if (end - pos < ETH_ALEN + 1)
1215 return;
1216 bssid = pos;
1217 pos += ETH_ALEN;
1218 ssid_len = *pos++;
1219 if (end - pos < ssid_len || ssid_len > SSID_MAX_LEN)
1220 return;
1221
1222 /* Match the profile SSID against the OWE transition mode SSID on the
1223 * open network. */
1224 wpa_dbg(wpa_s, MSG_DEBUG, "OWE: transition mode BSSID: " MACSTR
1225 " SSID: %s", MAC2STR(bssid), wpa_ssid_txt(pos, ssid_len));
1226 *ret_ssid = pos;
1227 *ret_ssid_len = ssid_len;
1228
1229 if (!(bss->flags & WPA_BSS_OWE_TRANSITION)) {
1230 struct wpa_ssid *ssid;
1231
1232 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
1233 if (wpas_network_disabled(wpa_s, ssid))
1234 continue;
1235 if (ssid->ssid_len == ssid_len &&
1236 os_memcmp(ssid->ssid, pos, ssid_len) == 0) {
1237 /* OWE BSS in transition mode for a currently
1238 * enabled OWE network. */
1239 wpa_dbg(wpa_s, MSG_DEBUG,
1240 "OWE: transition mode OWE SSID for active OWE profile");
1241 bss->flags |= WPA_BSS_OWE_TRANSITION;
1242 break;
1243 }
1244 }
1245 }
1246
1247 if (bss->ssid_len > 0)
1248 return;
1249
1250 open_bss = wpa_bss_get_bssid_latest(wpa_s, bssid);
1251 if (!open_bss)
1252 return;
1253 if (ssid_len != open_bss->ssid_len ||
1254 os_memcmp(pos, open_bss->ssid, ssid_len) != 0) {
1255 wpa_dbg(wpa_s, MSG_DEBUG,
1256 "OWE: transition mode SSID mismatch: %s",
1257 wpa_ssid_txt(open_bss->ssid, open_bss->ssid_len));
1258 return;
1259 }
1260
1261 owe = wpa_bss_get_vendor_ie(open_bss, OWE_IE_VENDOR_TYPE);
1262 if (!owe || wpa_bss_get_ie(open_bss, WLAN_EID_RSN)) {
1263 wpa_dbg(wpa_s, MSG_DEBUG,
1264 "OWE: transition mode open BSS unexpected info");
1265 return;
1266 }
1267
1268 pos = owe + 6;
1269 end = owe + 2 + owe[1];
1270
1271 if (end - pos < ETH_ALEN + 1)
1272 return;
1273 if (os_memcmp(pos, bss->bssid, ETH_ALEN) != 0) {
1274 wpa_dbg(wpa_s, MSG_DEBUG,
1275 "OWE: transition mode BSSID mismatch: " MACSTR,
1276 MAC2STR(pos));
1277 return;
1278 }
1279 pos += ETH_ALEN;
1280 ssid_len = *pos++;
1281 if (end - pos < ssid_len || ssid_len > SSID_MAX_LEN)
1282 return;
1283 wpa_dbg(wpa_s, MSG_DEBUG, "OWE: learned transition mode OWE SSID: %s",
1284 wpa_ssid_txt(pos, ssid_len));
1285 os_memcpy(bss->ssid, pos, ssid_len);
1286 bss->ssid_len = ssid_len;
1287 bss->flags |= WPA_BSS_OWE_TRANSITION;
1288 #endif /* CONFIG_OWE */
1289 }
1290 #endif /* EXT_CODE_CROP */
1291
disabled_freq(struct wpa_supplicant * wpa_s,int freq)1292 static int disabled_freq(struct wpa_supplicant *wpa_s, int freq)
1293 {
1294 int i, j;
1295
1296 if (!wpa_s->hw.modes || !wpa_s->hw.num_modes)
1297 return 0;
1298
1299 for (j = 0; j < wpa_s->hw.num_modes; j++) {
1300 struct hostapd_hw_modes *mode = &wpa_s->hw.modes[j];
1301
1302 for (i = 0; i < mode->num_channels; i++) {
1303 struct hostapd_channel_data *chan = &mode->channels[i];
1304
1305 if (chan->freq == freq)
1306 return !!(chan->flag & HOSTAPD_CHAN_DISABLED);
1307 }
1308 }
1309
1310 return 1;
1311 }
1312
1313
1314 static bool wpa_scan_res_ok(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
1315 const u8 *match_ssid, size_t match_ssid_len,
1316 struct wpa_bss *bss, int bssid_ignore_count,
1317 bool debug_print);
1318
1319
1320 #ifdef CONFIG_SAE_PK
sae_pk_acceptable_bss_with_pk(struct wpa_supplicant * wpa_s,struct wpa_bss * orig_bss,struct wpa_ssid * ssid,const u8 * match_ssid,size_t match_ssid_len)1321 static bool sae_pk_acceptable_bss_with_pk(struct wpa_supplicant *wpa_s,
1322 struct wpa_bss *orig_bss,
1323 struct wpa_ssid *ssid,
1324 const u8 *match_ssid,
1325 size_t match_ssid_len)
1326 {
1327 struct wpa_bss *bss;
1328
1329 dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
1330 int count;
1331 const u8 *ie;
1332
1333 if (bss == orig_bss)
1334 continue;
1335 ie = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
1336 if (!(ieee802_11_rsnx_capab(ie, WLAN_RSNX_CAPAB_SAE_PK)))
1337 continue;
1338
1339 /* TODO: Could be more thorough in checking what kind of
1340 * signal strength or throughput estimate would be acceptable
1341 * compared to the originally selected BSS. */
1342 if (bss->est_throughput < 2000)
1343 return false;
1344
1345 count = wpa_bssid_ignore_is_listed(wpa_s, bss->bssid);
1346 if (wpa_scan_res_ok(wpa_s, ssid, match_ssid, match_ssid_len,
1347 bss, count, 0))
1348 return true;
1349 }
1350
1351 return false;
1352 }
1353 #endif /* CONFIG_SAE_PK */
1354
1355
wpa_scan_res_ok(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,const u8 * match_ssid,size_t match_ssid_len,struct wpa_bss * bss,int bssid_ignore_count,bool debug_print)1356 static bool wpa_scan_res_ok(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
1357 const u8 *match_ssid, size_t match_ssid_len,
1358 struct wpa_bss *bss, int bssid_ignore_count,
1359 bool debug_print)
1360 {
1361 int res;
1362 bool wpa, check_ssid, osen, rsn_osen = false;
1363 struct wpa_ie_data data;
1364 #ifdef CONFIG_MBO
1365 const u8 *assoc_disallow;
1366 #endif /* CONFIG_MBO */
1367 #ifdef CONFIG_SAE
1368 u8 rsnxe_capa = 0;
1369 #endif /* CONFIG_SAE */
1370 const u8 *ie;
1371 #ifdef CONFIG_WAPI
1372 u8 wapi_ie_len;
1373 #endif
1374 #ifdef EXT_CODE_CROP
1375 debug_print = false;
1376 #endif
1377 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
1378 wpa = ie && ie[1];
1379 ie = wpa_bss_get_ie(bss, WLAN_EID_RSN);
1380 wpa |= ie && ie[1];
1381 if (ie && wpa_parse_wpa_ie_rsn(ie, 2 + ie[1], &data) == 0 &&
1382 (data.key_mgmt & WPA_KEY_MGMT_OSEN))
1383 rsn_osen = true;
1384 #ifdef CONFIG_WAPI
1385 /* ��ȡWAPI��ϢԪ�� */
1386 ie = wpa_bss_get_ie(bss, WLAN_EID_WAPI);
1387 wapi_ie_len = ie ? ie[1] : 0;
1388
1389 if ( 0 != wapi_ie_len ) {
1390 wpa_dbg(wpa_s, MSG_DEBUG, " : " MACSTR " supports WAPI! wapi_ie_len=%u",
1391 MAC2STR(bss->bssid),wapi_ie_len);
1392 }
1393 /* ����wpa/wpa2ʱ��֤����wpa_supplicant_ssid_bss_match*/
1394 wpa = wpa || wapi_ie_len > 0;
1395 #endif
1396 ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
1397 osen = ie != NULL;
1398
1399 #ifdef CONFIG_SAE
1400 ie = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
1401 if (ie && ie[1] >= 1)
1402 rsnxe_capa = ie[2];
1403 #endif /* CONFIG_SAE */
1404
1405 check_ssid = wpa || ssid->ssid_len > 0;
1406
1407 if (wpas_network_disabled(wpa_s, ssid)) {
1408 if (debug_print)
1409 wpa_dbg(wpa_s, MSG_DEBUG, " skip - disabled");
1410 return false;
1411 }
1412 #ifndef EXT_CODE_CROP
1413 res = wpas_temp_disabled(wpa_s, ssid);
1414 if (res > 0) {
1415 if (debug_print)
1416 wpa_dbg(wpa_s, MSG_DEBUG,
1417 " skip - disabled temporarily for %d second(s)",
1418 res);
1419 return false;
1420 }
1421 #endif /* EXT_CODE_CROP */
1422
1423 #ifdef CONFIG_WPS
1424 #ifndef EXT_CODE_CROP
1425 if ((ssid->key_mgmt & WPA_KEY_MGMT_WPS) && bssid_ignore_count) {
1426 if (debug_print)
1427 wpa_dbg(wpa_s, MSG_DEBUG,
1428 " skip - BSSID ignored (WPS)");
1429 return false;
1430 }
1431 #endif /* EXT_CODE_CROP */
1432
1433 if (wpa && ssid->ssid_len == 0 &&
1434 wpas_wps_ssid_wildcard_ok(wpa_s, ssid, bss))
1435 check_ssid = false;
1436
1437 if (!wpa && (ssid->key_mgmt & WPA_KEY_MGMT_WPS)) {
1438 /* Only allow wildcard SSID match if an AP advertises active
1439 * WPS operation that matches our mode. */
1440 check_ssid = ssid->ssid_len > 0 ||
1441 !wpas_wps_ssid_wildcard_ok(wpa_s, ssid, bss);
1442 }
1443 #endif /* CONFIG_WPS */
1444
1445 if (ssid->bssid_set && ssid->ssid_len == 0 &&
1446 os_memcmp(bss->bssid, ssid->bssid, ETH_ALEN) == 0)
1447 check_ssid = false;
1448
1449 if (check_ssid &&
1450 (match_ssid_len != ssid->ssid_len ||
1451 os_memcmp(match_ssid, ssid->ssid, match_ssid_len) != 0)) {
1452 #ifndef CONFIG_PRINT_NOUSE
1453 if (debug_print)
1454 wpa_dbg(wpa_s, MSG_DEBUG, " skip - SSID mismatch");
1455 #endif /* CONFIG_PRINT_NOUSE */
1456 return false;
1457 }
1458
1459 if (ssid->bssid_set &&
1460 os_memcmp(bss->bssid, ssid->bssid, ETH_ALEN) != 0) {
1461 #ifndef CONFIG_PRINT_NOUSE
1462 if (debug_print)
1463 wpa_dbg(wpa_s, MSG_DEBUG, " skip - BSSID mismatch");
1464 #endif /* CONFIG_PRINT_NOUSE */
1465 return false;
1466 }
1467 #ifndef EXT_CODE_CROP
1468 /* check the list of BSSIDs to ignore */
1469 if (ssid->num_bssid_ignore &&
1470 addr_in_list(bss->bssid, ssid->bssid_ignore,
1471 ssid->num_bssid_ignore)) {
1472 #ifndef CONFIG_PRINT_NOUSE
1473 if (debug_print)
1474 wpa_dbg(wpa_s, MSG_DEBUG,
1475 " skip - BSSID configured to be ignored");
1476 #endif /* CONFIG_PRINT_NOUSE */
1477 return false;
1478 }
1479
1480 /* if there is a list of accepted BSSIDs, only accept those APs */
1481 if (ssid->num_bssid_accept &&
1482 !addr_in_list(bss->bssid, ssid->bssid_accept,
1483 ssid->num_bssid_accept)) {
1484 #ifndef CONFIG_PRINT_NOUSE
1485 if (debug_print)
1486 wpa_dbg(wpa_s, MSG_DEBUG,
1487 " skip - BSSID not in list of accepted values");
1488 #endif /* CONFIG_PRINT_NOUSE */
1489 return false;
1490 }
1491 #endif /* EXT_CODE_CROP */
1492
1493 if (!wpa_supplicant_ssid_bss_match(wpa_s, ssid, bss, debug_print))
1494 return false;
1495 #ifndef EXT_WPA_KEY_MGMT_CROP
1496 if (!osen && !wpa &&
1497 !(ssid->key_mgmt & WPA_KEY_MGMT_NONE) &&
1498 !(ssid->key_mgmt & WPA_KEY_MGMT_WPS) &&
1499 !(ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
1500 !(ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA)) {
1501 #else
1502 if (!wpa &&
1503 !((unsigned int)ssid->key_mgmt & WPA_KEY_MGMT_NONE) &&
1504 !(ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
1505 !((unsigned int)ssid->key_mgmt & WPA_KEY_MGMT_WPS)) {
1506 #endif /* EXT_WPA_KEY_MGMT_CROP */
1507 if (debug_print)
1508 wpa_dbg(wpa_s, MSG_DEBUG,
1509 " skip - non-WPA network not allowed");
1510 return false;
1511 }
1512
1513 #ifdef CONFIG_WEP
1514 if (wpa && !wpa_key_mgmt_wpa(ssid->key_mgmt) && has_wep_key(ssid)) {
1515 if (debug_print)
1516 wpa_dbg(wpa_s, MSG_DEBUG,
1517 " skip - ignore WPA/WPA2 AP for WEP network block");
1518 return false;
1519 }
1520 #endif /* CONFIG_WEP */
1521 #ifdef CONFIG_HS20
1522 if ((ssid->key_mgmt & WPA_KEY_MGMT_OSEN) && !osen && !rsn_osen) {
1523 #ifndef CONFIG_PRINT_NOUSE
1524 if (debug_print)
1525 wpa_dbg(wpa_s, MSG_DEBUG,
1526 " skip - non-OSEN network not allowed");
1527 #endif /* CONFIG_PRINT_NOUSE */
1528 return false;
1529 }
1530 #endif /* CONFIG_HS20 */
1531 if (!wpa_supplicant_match_privacy(bss, ssid)) {
1532 if (debug_print)
1533 wpa_dbg(wpa_s, MSG_DEBUG, " skip - privacy mismatch");
1534 return false;
1535 }
1536
1537 #ifndef EXT_CODE_CROP
1538 if (ssid->mode != WPAS_MODE_MESH && !bss_is_ess(bss) &&
1539 !bss_is_pbss(bss)) {
1540 #else
1541 if (ssid->mode != WPAS_MODE_MESH && !bss_is_ess(bss)) {
1542 #endif /* EXT_CODE_CROP */
1543
1544 #ifndef CONFIG_PRINT_NOUSE
1545 if (debug_print)
1546 wpa_dbg(wpa_s, MSG_DEBUG,
1547 " skip - not ESS, PBSS, or MBSS");
1548 #endif /* CONFIG_PRINT_NOUSE */
1549 return false;
1550 }
1551
1552 #ifndef EXT_CODE_CROP
1553 if (ssid->pbss != 2 && ssid->pbss != bss_is_pbss(bss)) {
1554 if (debug_print)
1555 wpa_dbg(wpa_s, MSG_DEBUG,
1556 " skip - PBSS mismatch (ssid %d bss %d)",
1557 ssid->pbss, bss_is_pbss(bss));
1558 return false;
1559 }
1560 #endif /* EXT_CODE_CROP */
1561 if (!freq_allowed(ssid->freq_list, bss->freq)) {
1562 #ifndef CONFIG_PRINT_NOUSE
1563 if (debug_print)
1564 wpa_dbg(wpa_s, MSG_DEBUG,
1565 " skip - frequency not allowed");
1566 #endif /* CONFIG_PRINT_NOUSE */
1567 return false;
1568 }
1569
1570 #ifdef CONFIG_MESH
1571 if (ssid->mode == WPAS_MODE_MESH && ssid->frequency > 0 &&
1572 ssid->frequency != bss->freq) {
1573 if (debug_print)
1574 wpa_dbg(wpa_s, MSG_DEBUG,
1575 " skip - frequency not allowed (mesh)");
1576 return false;
1577 }
1578 #endif /* CONFIG_MESH */
1579 #ifndef EXT_CODE_CROP
1580 if (!rate_match(wpa_s, ssid, bss, debug_print)) {
1581 if (debug_print)
1582 wpa_dbg(wpa_s, MSG_DEBUG,
1583 " skip - rate sets do not match");
1584 return false;
1585 }
1586 #endif
1587 #ifdef CONFIG_SAE
1588 if ((wpa_s->conf->sae_pwe == 1 || ssid->sae_password_id) &&
1589 wpa_s->conf->sae_pwe != 3 && wpa_key_mgmt_sae(ssid->key_mgmt) &&
1590 !(rsnxe_capa & BIT(WLAN_RSNX_CAPAB_SAE_H2E))) {
1591 if (debug_print)
1592 wpa_dbg(wpa_s, MSG_DEBUG,
1593 " skip - SAE H2E required, but not supported by the AP");
1594 return false;
1595 }
1596 #endif /* CONFIG_SAE */
1597
1598 #ifdef CONFIG_SAE_PK
1599 if (ssid->sae_pk == SAE_PK_MODE_ONLY &&
1600 !(rsnxe_capa & BIT(WLAN_RSNX_CAPAB_SAE_PK))) {
1601 if (debug_print)
1602 wpa_dbg(wpa_s, MSG_DEBUG,
1603 " skip - SAE-PK required, but not supported by the AP");
1604 return false;
1605 }
1606 #endif /* CONFIG_SAE_PK */
1607
1608 #ifndef CONFIG_IBSS_RSN
1609 #ifndef EXT_WPA_KEY_MGMT_CROP
1610 if (ssid->mode == WPAS_MODE_IBSS &&
1611 !(ssid->key_mgmt & (WPA_KEY_MGMT_NONE | WPA_KEY_MGMT_WPA_NONE))) {
1612 #else
1613 if (ssid->mode == WPAS_MODE_IBSS &&
1614 !((unsigned int)ssid->key_mgmt & (WPA_KEY_MGMT_NONE))) {
1615 #endif /* EXT_WPA_KEY_MGMT_CROP */
1616 #ifndef CONFIG_PRINT_NOUSE
1617 if (debug_print)
1618 wpa_dbg(wpa_s, MSG_DEBUG,
1619 " skip - IBSS RSN not supported in the build");
1620 #endif /* CONFIG_PRINT_NOUSE */
1621 return false;
1622 }
1623 #endif /* !CONFIG_IBSS_RSN */
1624
1625 #ifdef CONFIG_P2P
1626 if (ssid->p2p_group &&
1627 #ifndef EXT_SCAN_SIZE_CROP
1628 !wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) &&
1629 !wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
1630 #else
1631 !wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE)) {
1632 #endif /* EXT_SCAN_SIZE_CROP */
1633 #ifndef CONFIG_PRINT_NOUSE
1634 if (debug_print)
1635 wpa_dbg(wpa_s, MSG_DEBUG,
1636 " skip - no P2P IE seen");
1637 #endif /* CONFIG_PRINT_NOUSE */
1638 return false;
1639 }
1640
1641 if (!is_zero_ether_addr(ssid->go_p2p_dev_addr)) {
1642 struct wpabuf *p2p_ie;
1643 u8 dev_addr[ETH_ALEN];
1644
1645 ie = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
1646 if (!ie) {
1647 #ifndef CONFIG_PRINT_NOUSE
1648 if (debug_print)
1649 wpa_dbg(wpa_s, MSG_DEBUG,
1650 " skip - no P2P element");
1651 #endif /* CONFIG_PRINT_NOUSE */
1652 return false;
1653 }
1654 p2p_ie = wpa_bss_get_vendor_ie_multi(bss, P2P_IE_VENDOR_TYPE);
1655 if (!p2p_ie) {
1656 #ifndef CONFIG_PRINT_NOUSE
1657 if (debug_print)
1658 wpa_dbg(wpa_s, MSG_DEBUG,
1659 " skip - could not fetch P2P element");
1660 #endif /* CONFIG_PRINT_NOUSE */
1661 return false;
1662 }
1663
1664 if (p2p_parse_dev_addr_in_p2p_ie(p2p_ie, dev_addr) < 0 ||
1665 os_memcmp(dev_addr, ssid->go_p2p_dev_addr, ETH_ALEN) != 0) {
1666 #ifndef CONFIG_PRINT_NOUSE
1667 if (debug_print)
1668 wpa_dbg(wpa_s, MSG_DEBUG,
1669 " skip - no matching GO P2P Device Address in P2P element");
1670 #endif /* CONFIG_PRINT_NOUSE */
1671 wpabuf_free(p2p_ie);
1672 return false;
1673 }
1674 wpabuf_free(p2p_ie);
1675 }
1676
1677 /*
1678 * TODO: skip the AP if its P2P IE has Group Formation bit set in the
1679 * P2P Group Capability Bitmap and we are not in Group Formation with
1680 * that device.
1681 */
1682 #endif /* CONFIG_P2P */
1683 #ifndef EXT_CODE_CROP
1684 if (os_reltime_before(&bss->last_update, &wpa_s->scan_min_time)) {
1685 struct os_reltime diff;
1686
1687 os_reltime_sub(&wpa_s->scan_min_time, &bss->last_update, &diff);
1688 if (debug_print)
1689 wpa_dbg(wpa_s, MSG_DEBUG,
1690 " skip - scan result not recent enough (%u.%06u seconds too old)",
1691 (unsigned int) diff.sec,
1692 (unsigned int) diff.usec);
1693 return false;
1694 }
1695 #endif /* EXT_CODE_CROP */
1696 #ifdef CONFIG_MBO
1697 #ifdef CONFIG_TESTING_OPTIONS
1698 if (wpa_s->ignore_assoc_disallow)
1699 goto skip_assoc_disallow;
1700 #endif /* CONFIG_TESTING_OPTIONS */
1701 assoc_disallow = wpas_mbo_get_bss_attr(bss, MBO_ATTR_ID_ASSOC_DISALLOW);
1702 if (assoc_disallow && assoc_disallow[1] >= 1) {
1703 #ifndef CONFIG_PRINT_NOUSE
1704 if (debug_print)
1705 wpa_dbg(wpa_s, MSG_DEBUG,
1706 " skip - MBO association disallowed (reason %u)",
1707 assoc_disallow[2]);
1708 #endif /* CONFIG_PRINT_NOUSE */
1709 return false;
1710 }
1711
1712 #ifndef EXT_CODE_CROP
1713 if (wpa_is_bss_tmp_disallowed(wpa_s, bss)) {
1714 #ifndef CONFIG_PRINT_NOUSE
1715 if (debug_print)
1716 wpa_dbg(wpa_s, MSG_DEBUG,
1717 " skip - AP temporarily disallowed");
1718 #endif /* CONFIG_PRINT_NOUSE */
1719 return false;
1720 }
1721 #endif /* EXT_CODE_CROP */
1722 #ifdef CONFIG_TESTING_OPTIONS
1723 skip_assoc_disallow:
1724 #endif /* CONFIG_TESTING_OPTIONS */
1725 #endif /* CONFIG_MBO */
1726
1727 #ifdef CONFIG_DPP
1728 if ((ssid->key_mgmt & WPA_KEY_MGMT_DPP) &&
1729 !wpa_sm_pmksa_exists(wpa_s->wpa, bss->bssid, ssid) &&
1730 (!ssid->dpp_connector || !ssid->dpp_netaccesskey ||
1731 !ssid->dpp_csign)) {
1732 if (debug_print)
1733 wpa_dbg(wpa_s, MSG_DEBUG,
1734 " skip - no PMKSA entry for DPP");
1735 return false;
1736 }
1737 #endif /* CONFIG_DPP */
1738
1739 #ifdef CONFIG_SAE_PK
1740 if (ssid->sae_pk == SAE_PK_MODE_AUTOMATIC &&
1741 wpa_key_mgmt_sae(ssid->key_mgmt) &&
1742 ((ssid->sae_password &&
1743 sae_pk_valid_password(ssid->sae_password)) ||
1744 (!ssid->sae_password && ssid->passphrase &&
1745 sae_pk_valid_password(ssid->passphrase))) &&
1746 !(rsnxe_capa & BIT(WLAN_RSNX_CAPAB_SAE_PK)) &&
1747 sae_pk_acceptable_bss_with_pk(wpa_s, bss, ssid, match_ssid,
1748 match_ssid_len)) {
1749 if (debug_print)
1750 wpa_dbg(wpa_s, MSG_DEBUG,
1751 " skip - another acceptable BSS with SAE-PK in the same ESS");
1752 return false;
1753 }
1754 #endif /* CONFIG_SAE_PK */
1755
1756 if (bss->ssid_len == 0) {
1757 if (debug_print)
1758 wpa_dbg(wpa_s, MSG_DEBUG,
1759 " skip - no SSID known for the BSS");
1760 return false;
1761 }
1762
1763 /* Matching configuration found */
1764 return true;
1765 }
1766
1767
1768 #ifndef LOS_WPA_PATCH
1769 struct wpa_ssid * wpa_scan_res_match(struct wpa_supplicant *wpa_s,
1770 int i, struct wpa_bss *bss,
1771 struct wpa_ssid *group,
1772 int only_first_ssid, int debug_print)
1773 #else
1774 struct wpa_ssid * wpa_scan_res_match(struct wpa_supplicant *wpa_s,
1775 int i, struct wpa_bss *bss,
1776 struct wpa_ssid *group,
1777 int only_first_ssid)
1778 #endif /* LOS_WPA_PATCH */
1779 {
1780 u8 wpa_ie_len, rsn_ie_len;
1781 const u8 *ie;
1782 struct wpa_ssid *ssid;
1783 int osen;
1784 #ifdef CONFIG_WAPI
1785 u8 wapi_ie_len;
1786 #endif /* CONFIG_WAPI */
1787 const u8 *match_ssid;
1788 size_t match_ssid_len;
1789 int bssid_ignore_count;
1790
1791 ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
1792 wpa_ie_len = ie ? ie[1] : 0;
1793
1794 ie = wpa_bss_get_ie(bss, WLAN_EID_RSN);
1795 rsn_ie_len = ie ? ie[1] : 0;
1796 #ifdef CONFIG_WAPI
1797 /* ��ȡWAPI��ϢԪ�� */
1798 ie = wpa_bss_get_ie(bss, WLAN_EID_WAPI);
1799 wapi_ie_len = ie ? ie[1] : 0;
1800
1801 if ( 0 != wapi_ie_len ) {
1802 wpa_dbg(wpa_s, MSG_DEBUG, "%d: " MACSTR " supports WAPI! wapi_ie_len=%u",
1803 i, MAC2STR(bss->bssid),wapi_ie_len);
1804 }
1805 #endif
1806
1807 ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
1808 osen = ie != NULL;
1809
1810 #ifndef LOS_WPA_PATCH
1811 if (debug_print) {
1812 wpa_dbg(wpa_s, MSG_DEBUG, "%d: " MACSTR
1813 " ssid='%s' wpa_ie_len=%u rsn_ie_len=%u caps=0x%x level=%d freq=%d %s%s%s",
1814 i, MAC2STR(bss->bssid),
1815 wpa_ssid_txt(bss->ssid, bss->ssid_len),
1816 wpa_ie_len, rsn_ie_len, bss->caps, bss->level,
1817 bss->freq,
1818 wpa_bss_get_vendor_ie(bss, WPS_IE_VENDOR_TYPE) ?
1819 " wps" : "",
1820 (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
1821 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE))
1822 ? " p2p" : "",
1823 osen ? " osen=1" : "");
1824 }
1825 #endif /* LOS_WPA_PATCH */
1826 #ifndef EXT_CODE_CROP
1827 bssid_ignore_count = wpa_bssid_ignore_is_listed(wpa_s, bss->bssid);
1828 if (bssid_ignore_count) {
1829 int limit = 1;
1830 if (wpa_supplicant_enabled_networks(wpa_s) == 1) {
1831 /*
1832 * When only a single network is enabled, we can
1833 * trigger BSSID ignoring on the first failure. This
1834 * should not be done with multiple enabled networks to
1835 * avoid getting forced to move into a worse ESS on
1836 * single error if there are no other BSSes of the
1837 * current ESS.
1838 */
1839 limit = 0;
1840 }
1841 if (bssid_ignore_count > limit) {
1842 if (debug_print) {
1843 wpa_dbg(wpa_s, MSG_DEBUG,
1844 " skip - BSSID ignored (count=%d limit=%d)",
1845 bssid_ignore_count, limit);
1846 }
1847 return NULL;
1848 }
1849 }
1850 #endif /* EXT_CODE_CROP */
1851 match_ssid = bss->ssid;
1852 match_ssid_len = bss->ssid_len;
1853 #ifndef EXT_CODE_CROP
1854 owe_trans_ssid(wpa_s, bss, &match_ssid, &match_ssid_len);
1855
1856 if (match_ssid_len == 0) {
1857 if (debug_print)
1858 wpa_dbg(wpa_s, MSG_DEBUG, " skip - SSID not known");
1859 return NULL;
1860 }
1861
1862 if (disallowed_bssid(wpa_s, bss->bssid)) {
1863 if (debug_print)
1864 wpa_dbg(wpa_s, MSG_DEBUG, " skip - BSSID disallowed");
1865 return NULL;
1866 }
1867
1868 if (disallowed_ssid(wpa_s, match_ssid, match_ssid_len)) {
1869 if (debug_print)
1870 wpa_dbg(wpa_s, MSG_DEBUG, " skip - SSID disallowed");
1871 return NULL;
1872 }
1873 #endif /* EXT_CODE_CROP */
1874
1875 if (disabled_freq(wpa_s, bss->freq)) {
1876 #ifndef CONFIG_PRINT_NOUSE
1877 if (debug_print)
1878 wpa_dbg(wpa_s, MSG_DEBUG, " skip - channel disabled");
1879 #endif /* CONFIG_PRINT_NOUSE */
1880 return NULL;
1881 }
1882
1883 for (ssid = group; ssid; ssid = only_first_ssid ? NULL : ssid->pnext) {
1884 if (wpa_scan_res_ok(wpa_s, ssid, match_ssid, match_ssid_len,
1885 bss, bssid_ignore_count, 0))
1886 return ssid;
1887 }
1888
1889 /* No matching configuration found */
1890 return NULL;
1891 }
1892
1893 __attribute__((weak)) struct wpa_bss *wpa_supplicant_select_bss(struct wpa_supplicant *wpa_s,
1894 struct wpa_ssid *group,
1895 struct wpa_ssid **selected_ssid,
1896 int only_first_ssid)
1897 {
1898 unsigned int i;
1899
1900 if (wpa_s->current_ssid) {
1901 struct wpa_ssid *ssid;
1902 #ifndef EXT_CODE_CROP
1903 wpa_dbg(wpa_s, MSG_DEBUG,
1904 "Scan results matching the currently selected network");
1905 #endif /* EXT_CODE_CROP */
1906 for (i = 0; i < wpa_s->last_scan_res_used; i++) {
1907 struct wpa_bss *bss = wpa_s->last_scan_res[i];
1908 #ifndef LOS_WPA_PATCH
1909 ssid = wpa_scan_res_match(wpa_s, i, bss, group, only_first_ssid, 0);
1910 #else
1911 ssid = wpa_scan_res_match(wpa_s, i, bss, group, only_first_ssid);
1912 #endif /* LOS_WPA_PATCH */
1913 if (ssid != wpa_s->current_ssid)
1914 continue;
1915 #ifndef EXT_CODE_CROP
1916 wpa_dbg(wpa_s, MSG_DEBUG, "%u: " MACSTR
1917 " freq=%d level=%d snr=%d est_throughput=%u",
1918 i, MAC2STR(bss->bssid), bss->freq, bss->level,
1919 bss->snr, bss->est_throughput);
1920 #else
1921 wpa_dbg(wpa_s, MSG_DEBUG, "select BSS done");
1922 #endif /* EXT_CODE_CROP */
1923 }
1924 }
1925 #ifndef EXT_CODE_CROP
1926 if (only_first_ssid)
1927 wpa_dbg(wpa_s, MSG_DEBUG, "Try to find BSS matching pre-selected network id=%d",
1928 group->id);
1929 else
1930 wpa_dbg(wpa_s, MSG_DEBUG, "Selecting BSS from priority group %d",
1931 group->priority);
1932 #endif /* EXT_CODE_CROP */
1933 for (i = 0; i < wpa_s->last_scan_res_used; i++) {
1934 struct wpa_bss *bss = wpa_s->last_scan_res[i];
1935 #ifndef EXT_CODE_CROP
1936 wpa_s->owe_transition_select = 1;
1937 #endif /* EXT_CODE_CROP */
1938 #ifndef LOS_WPA_PATCH
1939 *selected_ssid = wpa_scan_res_match(wpa_s, i, bss, group, only_first_ssid, 0);
1940 #else
1941 *selected_ssid = wpa_scan_res_match(wpa_s, i, bss, group, only_first_ssid);
1942 #endif /* LOS_WPA_PATCH */
1943 #ifndef EXT_CODE_CROP
1944 wpa_s->owe_transition_select = 0;
1945 #endif /* EXT_CODE_CROP */
1946 if (!*selected_ssid)
1947 continue;
1948 #ifndef EXT_CODE_CROP
1949 wpa_dbg(wpa_s, MSG_DEBUG, " selected %sBSS " MACSTR
1950 " ssid='%s'",
1951 bss == wpa_s->current_bss ? "current ": "",
1952 MAC2STR(bss->bssid),
1953 wpa_ssid_txt(bss->ssid, bss->ssid_len));
1954 #else
1955 wpa_dbg(wpa_s, MSG_DEBUG, "select BSS done2");
1956 #endif
1957 return bss;
1958 }
1959
1960 return NULL;
1961 }
1962
1963 __attribute__((weak)) struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
1964 struct wpa_ssid **selected_ssid)
1965 {
1966 struct wpa_bss *selected = NULL;
1967 size_t prio;
1968 struct wpa_ssid *next_ssid = NULL;
1969 struct wpa_ssid *ssid;
1970
1971 if (wpa_s->last_scan_res == NULL ||
1972 wpa_s->last_scan_res_used == 0)
1973 return NULL; /* no scan results from last update */
1974
1975 #ifndef EXT_CODE_CROP
1976 if (wpa_s->next_ssid) {
1977 /* check that next_ssid is still valid */
1978 for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
1979 if (ssid == wpa_s->next_ssid)
1980 break;
1981 }
1982 next_ssid = ssid;
1983 wpa_s->next_ssid = NULL;
1984 }
1985
1986 while (selected == NULL) {
1987 for (prio = 0; prio < wpa_s->conf->num_prio; prio++) {
1988 if (next_ssid && next_ssid->priority ==
1989 wpa_s->conf->pssid[prio]->priority) {
1990 selected = wpa_supplicant_select_bss(
1991 wpa_s, next_ssid, selected_ssid, 1);
1992 if (selected)
1993 break;
1994 }
1995 selected = wpa_supplicant_select_bss(
1996 wpa_s, wpa_s->conf->pssid[prio],
1997 selected_ssid, 0);
1998 if (selected)
1999 break;
2000 }
2001
2002 if (selected == NULL && wpa_s->bssid_ignore &&
2003 !wpa_s->countermeasures) {
2004 wpa_dbg(wpa_s, MSG_DEBUG,
2005 "No APs found - clear BSSID ignore list and try again");
2006 wpa_bssid_ignore_clear(wpa_s);
2007 wpa_s->bssid_ignore_cleared = true;
2008 } else if (selected == NULL)
2009 break;
2010 }
2011 #else
2012 if ((wpa_s->conf != NULL) && (wpa_s->conf->ssid != NULL)) {
2013 selected = wpa_supplicant_select_bss(
2014 wpa_s, wpa_s->conf->ssid,
2015 selected_ssid, 0);
2016 }
2017 #endif /* EXT_CODE_CROP */
2018
2019 #ifdef CONFIG_MEM_ONLY_PSK
2020 ssid = *selected_ssid;
2021 if (selected && ssid && ssid->mem_only_psk && !ssid->psk_set &&
2022 !ssid->passphrase
2023 #ifdef CONFIG_EXT_PASSWORD
2024 && !ssid->ext_psk) {
2025 #else
2026 ) {
2027 #endif /* CONFIG_EXT_PASSWORD */
2028 const char *field_name, *txt = NULL;
2029
2030 wpa_dbg(wpa_s, MSG_DEBUG,
2031 "PSK/passphrase not yet available for the selected network");
2032
2033 #ifndef EXT_CODE_CROP
2034 wpas_notify_network_request(wpa_s, ssid,
2035 WPA_CTRL_REQ_PSK_PASSPHRASE, NULL);
2036 #endif /* EXT_CODE_CROP */
2037
2038 field_name = wpa_supplicant_ctrl_req_to_string(
2039 WPA_CTRL_REQ_PSK_PASSPHRASE, NULL, &txt);
2040 if (field_name == NULL)
2041 return NULL;
2042
2043 wpas_send_ctrl_req(wpa_s, ssid, field_name, txt);
2044
2045 selected = NULL;
2046 }
2047 #endif /* CONFIG_MEM_ONLY_PSK */
2048
2049 return selected;
2050 }
2051
2052
2053 static void wpa_supplicant_req_new_scan(struct wpa_supplicant *wpa_s,
2054 int timeout_sec, int timeout_usec)
2055 {
2056 if (!wpa_supplicant_enabled_networks(wpa_s)) {
2057 /*
2058 * No networks are enabled; short-circuit request so
2059 * we don't wait timeout seconds before transitioning
2060 * to INACTIVE state.
2061 */
2062 #ifndef EXT_CODE_CROP
2063 wpa_dbg(wpa_s, MSG_DEBUG, "Short-circuit new scan request "
2064 "since there are no enabled networks");
2065 #endif /* EXT_CODE_CROP */
2066 wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
2067 return;
2068 }
2069
2070 #ifndef EXT_CODE_CROP
2071 wpa_s->scan_for_connection = 1;
2072 #endif /* EXT_CODE_CROP */
2073 wpa_supplicant_req_scan(wpa_s, timeout_sec, timeout_usec);
2074 }
2075
2076
2077 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
2078 struct wpa_bss *selected,
2079 struct wpa_ssid *ssid)
2080 {
2081 if (wpas_wps_scan_pbc_overlap(wpa_s, selected, ssid)) {
2082 wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_OVERLAP
2083 "PBC session overlap");
2084 wpas_notify_wps_event_pbc_overlap(wpa_s);
2085 #ifdef CONFIG_P2P
2086 if (wpa_s->p2p_group_interface == P2P_GROUP_INTERFACE_CLIENT ||
2087 wpa_s->p2p_in_provisioning) {
2088 eloop_register_timeout(0, 0, wpas_p2p_pbc_overlap_cb,
2089 wpa_s, NULL);
2090 os_free_drv_scan_bss(selected);
2091 return -1;
2092 }
2093 #endif /* CONFIG_P2P */
2094
2095 #ifdef CONFIG_WPS
2096 wpas_wps_pbc_overlap(wpa_s);
2097 wpas_wps_cancel(wpa_s);
2098 #endif /* CONFIG_WPS */
2099 os_free_drv_scan_bss(selected);
2100 return -1;
2101 }
2102
2103 #ifndef EXT_CODE_CROP
2104 wpa_msg(wpa_s, MSG_DEBUG,
2105 "Considering connect request: reassociate: %d selected: "
2106 MACSTR " bssid: " MACSTR " pending: " MACSTR
2107 " wpa_state: %s ssid=%p current_ssid=%p",
2108 wpa_s->reassociate, MAC2STR(selected->bssid),
2109 MAC2STR(wpa_s->bssid), MAC2STR(wpa_s->pending_bssid),
2110 wpa_supplicant_state_txt(wpa_s->wpa_state),
2111 ssid, wpa_s->current_ssid);
2112 #endif /* EXT_CODE_CROP */
2113 /*
2114 * Do not trigger new association unless the BSSID has changed or if
2115 * reassociation is requested. If we are in process of associating with
2116 * the selected BSSID, do not trigger new attempt.
2117 */
2118 if (wpa_s->reassociate ||
2119 (os_memcmp(selected->bssid, wpa_s->bssid, ETH_ALEN) != 0 &&
2120 ((wpa_s->wpa_state != WPA_ASSOCIATING &&
2121 wpa_s->wpa_state != WPA_AUTHENTICATING) ||
2122 (!is_zero_ether_addr(wpa_s->pending_bssid) &&
2123 os_memcmp(selected->bssid, wpa_s->pending_bssid, ETH_ALEN) !=
2124 0) ||
2125 (is_zero_ether_addr(wpa_s->pending_bssid) &&
2126 ssid != wpa_s->current_ssid)))) {
2127 #ifndef EXT_CODE_CROP
2128 if (wpa_supplicant_scard_init(wpa_s, ssid)) {
2129 wpa_supplicant_req_new_scan(wpa_s, 10, 0);
2130 return 0;
2131 }
2132 #endif /* EXT_CODE_CROP */
2133 wpa_msg(wpa_s, MSG_DEBUG, "Request association with " MACSTR,
2134 MAC2STR(selected->bssid));
2135 wpa_supplicant_associate(wpa_s, selected, ssid);
2136 }
2137 else {
2138 wpa_dbg(wpa_s, MSG_DEBUG, "Already associated or trying to "
2139 "connect with the selected AP");
2140 os_free_drv_scan_bss(selected);
2141 }
2142 return 0;
2143 }
2144
2145
2146 #ifndef EXT_CODE_CROP
2147 static struct wpa_ssid *
2148 wpa_supplicant_pick_new_network(struct wpa_supplicant *wpa_s)
2149 {
2150 size_t prio;
2151 struct wpa_ssid *ssid;
2152
2153 for (prio = 0; prio < wpa_s->conf->num_prio; prio++) {
2154 for (ssid = wpa_s->conf->pssid[prio]; ssid; ssid = ssid->pnext)
2155 {
2156 if (wpas_network_disabled(wpa_s, ssid))
2157 continue;
2158 #ifndef CONFIG_IBSS_RSN
2159 if (ssid->mode == WPAS_MODE_IBSS &&
2160 !(ssid->key_mgmt & (WPA_KEY_MGMT_NONE |
2161 WPA_KEY_MGMT_WPA_NONE))) {
2162 wpa_msg(wpa_s, MSG_INFO,
2163 "IBSS RSN not supported in the build - cannot use the profile for SSID '%s'",
2164 wpa_ssid_txt(ssid->ssid,
2165 ssid->ssid_len));
2166 continue;
2167 }
2168 #endif /* !CONFIG_IBSS_RSN */
2169 if (ssid->mode == WPAS_MODE_IBSS ||
2170 ssid->mode == WPAS_MODE_AP ||
2171 ssid->mode == WPAS_MODE_MESH)
2172 return ssid;
2173 }
2174 }
2175 return NULL;
2176 }
2177
2178
2179 /* TODO: move the rsn_preauth_scan_result*() to be called from notify.c based
2180 * on BSS added and BSS changed events */
2181 static void wpa_supplicant_rsn_preauth_scan_results(
2182 struct wpa_supplicant *wpa_s)
2183 {
2184 struct wpa_bss *bss;
2185
2186 if (rsn_preauth_scan_results(wpa_s->wpa) < 0)
2187 return;
2188
2189 dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
2190 const u8 *ssid, *rsn;
2191
2192 ssid = wpa_bss_get_ie(bss, WLAN_EID_SSID);
2193 if (ssid == NULL)
2194 continue;
2195
2196 rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
2197 if (rsn == NULL)
2198 continue;
2199
2200 rsn_preauth_scan_result(wpa_s->wpa, bss->bssid, ssid, rsn);
2201 }
2202
2203 }
2204
2205
2206 #ifndef CONFIG_NO_ROAMING
2207
2208 static int wpas_get_snr_signal_info(u32 frequency, int avg_signal, int noise)
2209 {
2210 if (noise == WPA_INVALID_NOISE)
2211 noise = IS_5GHZ(frequency) ? DEFAULT_NOISE_FLOOR_5GHZ :
2212 DEFAULT_NOISE_FLOOR_2GHZ;
2213 return avg_signal - noise;
2214 }
2215
2216
2217 static unsigned int
2218 wpas_get_est_throughput_from_bss_snr(const struct wpa_supplicant *wpa_s,
2219 const struct wpa_bss *bss, int snr)
2220 {
2221 int rate = wpa_bss_get_max_rate(bss);
2222 const u8 *ies = wpa_bss_ie_ptr(bss);
2223 size_t ie_len = bss->ie_len ? bss->ie_len : bss->beacon_ie_len;
2224
2225 return wpas_get_est_tpt(wpa_s, ies, ie_len, rate, snr, bss->freq);
2226 }
2227
2228
2229 int wpa_supplicant_need_to_roam_within_ess(struct wpa_supplicant *wpa_s,
2230 struct wpa_bss *current_bss,
2231 struct wpa_bss *selected)
2232 {
2233 int min_diff, diff;
2234 int to_5ghz;
2235 int cur_level;
2236 unsigned int cur_est, sel_est;
2237 struct wpa_signal_info si;
2238 int cur_snr = 0;
2239 int ret = 0;
2240
2241 wpa_dbg(wpa_s, MSG_DEBUG, "Considering within-ESS reassociation");
2242 wpa_dbg(wpa_s, MSG_DEBUG, "Current BSS: " MACSTR
2243 " freq=%d level=%d snr=%d est_throughput=%u",
2244 MAC2STR(current_bss->bssid),
2245 current_bss->freq, current_bss->level,
2246 current_bss->snr, current_bss->est_throughput);
2247 wpa_dbg(wpa_s, MSG_DEBUG, "Selected BSS: " MACSTR
2248 " freq=%d level=%d snr=%d est_throughput=%u",
2249 MAC2STR(selected->bssid), selected->freq, selected->level,
2250 selected->snr, selected->est_throughput);
2251
2252 if (wpa_s->current_ssid->bssid_set &&
2253 os_memcmp(selected->bssid, wpa_s->current_ssid->bssid, ETH_ALEN) ==
2254 0) {
2255 wpa_dbg(wpa_s, MSG_DEBUG, "Allow reassociation - selected BSS "
2256 "has preferred BSSID");
2257 return 1;
2258 }
2259
2260 cur_level = current_bss->level;
2261 cur_est = current_bss->est_throughput;
2262 sel_est = selected->est_throughput;
2263
2264 /*
2265 * Try to poll the signal from the driver since this will allow to get
2266 * more accurate values. In some cases, there can be big differences
2267 * between the RSSI of the Probe Response frames of the AP we are
2268 * associated with and the Beacon frames we hear from the same AP after
2269 * association. This can happen, e.g., when there are two antennas that
2270 * hear the AP very differently. If the driver chooses to hear the
2271 * Probe Response frames during the scan on the "bad" antenna because
2272 * it wants to save power, but knows to choose the other antenna after
2273 * association, we will hear our AP with a low RSSI as part of the
2274 * scan even when we can hear it decently on the other antenna. To cope
2275 * with this, ask the driver to teach us how it hears the AP. Also, the
2276 * scan results may be a bit old, since we can very quickly get fresh
2277 * information about our currently associated AP.
2278 */
2279 if (wpa_drv_signal_poll(wpa_s, &si) == 0 &&
2280 (si.avg_beacon_signal || si.avg_signal)) {
2281 cur_level = si.avg_beacon_signal ? si.avg_beacon_signal :
2282 si.avg_signal;
2283 cur_snr = wpas_get_snr_signal_info(si.frequency, cur_level,
2284 si.current_noise);
2285
2286 cur_est = wpas_get_est_throughput_from_bss_snr(wpa_s,
2287 current_bss,
2288 cur_snr);
2289 wpa_dbg(wpa_s, MSG_DEBUG,
2290 "Using signal poll values for the current BSS: level=%d snr=%d est_throughput=%u",
2291 cur_level, cur_snr, cur_est);
2292 }
2293
2294 if (sel_est > cur_est + 5000) {
2295 wpa_dbg(wpa_s, MSG_DEBUG,
2296 "Allow reassociation - selected BSS has better estimated throughput");
2297 return 1;
2298 }
2299
2300 to_5ghz = selected->freq > 4000 && current_bss->freq < 4000;
2301
2302 if (cur_level < 0 && cur_level > selected->level + to_5ghz * 2 &&
2303 sel_est < cur_est * 1.2) {
2304 wpa_dbg(wpa_s, MSG_DEBUG, "Skip roam - Current BSS has better "
2305 "signal level");
2306 return 0;
2307 }
2308
2309 if (cur_est > sel_est + 5000) {
2310 wpa_dbg(wpa_s, MSG_DEBUG,
2311 "Skip roam - Current BSS has better estimated throughput");
2312 return 0;
2313 }
2314
2315 if (cur_snr > GREAT_SNR) {
2316 wpa_dbg(wpa_s, MSG_DEBUG,
2317 "Skip roam - Current BSS has good SNR (%u > %u)",
2318 cur_snr, GREAT_SNR);
2319 return 0;
2320 }
2321
2322 if (cur_level < -85) /* ..-86 dBm */
2323 min_diff = 1;
2324 else if (cur_level < -80) /* -85..-81 dBm */
2325 min_diff = 2;
2326 else if (cur_level < -75) /* -80..-76 dBm */
2327 min_diff = 3;
2328 else if (cur_level < -70) /* -75..-71 dBm */
2329 min_diff = 4;
2330 else if (cur_level < 0) /* -70..-1 dBm */
2331 min_diff = 5;
2332 else /* unspecified units (not in dBm) */
2333 min_diff = 2;
2334
2335 if (cur_est > sel_est * 1.5)
2336 min_diff += 10;
2337 else if (cur_est > sel_est * 1.2)
2338 min_diff += 5;
2339 else if (cur_est > sel_est * 1.1)
2340 min_diff += 2;
2341 else if (cur_est > sel_est)
2342 min_diff++;
2343 else if (sel_est > cur_est * 1.5)
2344 min_diff -= 10;
2345 else if (sel_est > cur_est * 1.2)
2346 min_diff -= 5;
2347 else if (sel_est > cur_est * 1.1)
2348 min_diff -= 2;
2349 else if (sel_est > cur_est)
2350 min_diff--;
2351
2352 if (to_5ghz)
2353 min_diff -= 2;
2354 diff = selected->level - cur_level;
2355 if (diff < min_diff) {
2356 wpa_dbg(wpa_s, MSG_DEBUG,
2357 "Skip roam - too small difference in signal level (%d < %d)",
2358 diff, min_diff);
2359 ret = 0;
2360 } else {
2361 wpa_dbg(wpa_s, MSG_DEBUG,
2362 "Allow reassociation due to difference in signal level (%d >= %d)",
2363 diff, min_diff);
2364 ret = 1;
2365 }
2366 wpa_msg_ctrl(wpa_s, MSG_INFO, "%scur_bssid=" MACSTR
2367 " cur_freq=%d cur_level=%d cur_est=%d sel_bssid=" MACSTR
2368 " sel_freq=%d sel_level=%d sel_est=%d",
2369 ret ? WPA_EVENT_DO_ROAM : WPA_EVENT_SKIP_ROAM,
2370 MAC2STR(current_bss->bssid),
2371 current_bss->freq, cur_level, cur_est,
2372 MAC2STR(selected->bssid),
2373 selected->freq, selected->level, sel_est);
2374 return ret;
2375 }
2376
2377 #endif /* CONFIG_NO_ROAMING */
2378
2379
2380 static int wpa_supplicant_need_to_roam(struct wpa_supplicant *wpa_s,
2381 struct wpa_bss *selected,
2382 struct wpa_ssid *ssid)
2383 {
2384 struct wpa_bss *current_bss = NULL;
2385
2386 if (wpa_s->reassociate)
2387 return 1; /* explicit request to reassociate */
2388 if (wpa_s->wpa_state < WPA_ASSOCIATED)
2389 return 1; /* we are not associated; continue */
2390 if (wpa_s->current_ssid == NULL)
2391 return 1; /* unknown current SSID */
2392 if (wpa_s->current_ssid != ssid)
2393 return 1; /* different network block */
2394
2395 if (wpas_driver_bss_selection(wpa_s))
2396 return 0; /* Driver-based roaming */
2397
2398 if (wpa_s->current_ssid->ssid)
2399 current_bss = wpa_bss_get(wpa_s, wpa_s->bssid,
2400 wpa_s->current_ssid->ssid,
2401 wpa_s->current_ssid->ssid_len);
2402 if (!current_bss)
2403 current_bss = wpa_bss_get_bssid(wpa_s, wpa_s->bssid);
2404
2405 if (!current_bss)
2406 return 1; /* current BSS not seen in scan results */
2407
2408 if (current_bss == selected)
2409 return 0;
2410
2411 if (selected->last_update_idx > current_bss->last_update_idx)
2412 return 1; /* current BSS not seen in the last scan */
2413
2414 #ifndef CONFIG_NO_ROAMING
2415 return wpa_supplicant_need_to_roam_within_ess(wpa_s, current_bss,
2416 selected);
2417 #else /* CONFIG_NO_ROAMING */
2418 return 0;
2419 #endif /* CONFIG_NO_ROAMING */
2420 }
2421 #endif /* EXT_CODE_CROP */
2422
2423 static inline void wpa_reconnect_freq_check(struct wpa_supplicant *wpa_s)
2424 {
2425 if ((wpa_s == NULL) || (wpa_s->ifmsh != NULL))
2426 return;
2427 if (g_reconnect_set.pending_flag && g_reconnect_set.try_freq_scan_count) {
2428 g_reconnect_set.try_freq_scan_count--;
2429 if ((g_reconnect_set.try_freq_scan_count == 0) && (g_connecting_ssid != NULL))
2430 g_connecting_ssid->frequency = 0;
2431 }
2432 }
2433
2434 /*
2435 * Return a negative value if no scan results could be fetched or if scan
2436 * results should not be shared with other virtual interfaces.
2437 * Return 0 if scan results were fetched and may be shared with other
2438 * interfaces.
2439 * Return 1 if scan results may be shared with other virtual interfaces but may
2440 * not trigger any operations.
2441 * Return 2 if the interface was removed and cannot be used.
2442 */
2443 static int _wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s,
2444 union wpa_event_data *data,
2445 int own_request, int update_only)
2446 {
2447 struct wpa_scan_results *scan_res = NULL;
2448 int ret = 0;
2449 int ap = 0;
2450
2451 #ifdef LOS_WPA_PATCH
2452 ext_wifi_event_type event = {0};
2453 struct ext_wifi_dev *wifi_dev = NULL;
2454 #endif /* LOS_WPA_PATCH */
2455
2456 #ifndef CONFIG_NO_RANDOM_POOL
2457 size_t i, num;
2458 #endif /* CONFIG_NO_RANDOM_POOL */
2459
2460 #ifdef CONFIG_AP
2461 if (wpa_s->ap_iface)
2462 ap = 1;
2463 #endif /* CONFIG_AP */
2464
2465 wpa_supplicant_notify_scanning(wpa_s, 0);
2466
2467 #ifndef LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT
2468 scan_res = wpa_supplicant_get_scan_results(wpa_s,
2469 data ? &data->scan_info :
2470 NULL, 1);
2471 #else
2472 scan_res = wpa_supplicant_get_scan_results(wpa_s, NULL, 1);
2473 #endif /* LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT */
2474 /* report to usr scan_done event here, since wpa have higher task priority than usr task */
2475 wifi_dev = los_get_wifi_dev_by_priv(wpa_s);
2476 if ((wifi_dev != NULL) &&
2477 ((wifi_dev->iftype == EXT_WIFI_IFTYPE_STATION) ||
2478 (wifi_dev->iftype == EXT_WIFI_IFTYPE_MESH_POINT) ||
2479 ((wifi_dev->iftype >= EXT_WIFI_IFTYPE_P2P_CLIENT) &&
2480 (wifi_dev->iftype <= EXT_WIFI_IFTYPE_P2P_DEVICE)))) {
2481 uapi_at_printf("+NOTICE:SCANFINISH\r\n");
2482 }
2483 #ifdef LOS_WPA_PATCH
2484 int num = 0;
2485
2486 if (g_scan_flag == WPA_FLAG_ON) {
2487 if (wpa_s->ifmsh != NULL)
2488 event = EXT_WIFI_EVT_MESH_SCAN_DONE;
2489 else
2490 event = g_mesh_sta_flag ? EXT_WIFI_EVT_MESH_STA_SCAN_DONE : EXT_WIFI_EVT_SCAN_DONE;
2491 g_scan_flag = WPA_FLAG_OFF;
2492
2493 if (scan_res != NULL)
2494 wpa_comm_event_report(event, wpa_s, &(scan_res->num));
2495 else
2496 wpa_comm_event_report(event, wpa_s, &num);
2497 }
2498 if ((wifi_dev->iftype >= EXT_WIFI_IFTYPE_P2P_CLIENT) &&
2499 (wifi_dev->iftype <= EXT_WIFI_IFTYPE_P2P_DEVICE)) {
2500 if (scan_res != NULL)
2501 wpa_comm_event_report(EXT_WIFI_EVT_SCAN_DONE, wpa_s, &(scan_res->num));
2502 else
2503 wpa_comm_event_report(EXT_WIFI_EVT_SCAN_DONE, wpa_s, &num);
2504 }
2505 #endif /* LOS_WPA_PATCH */
2506 if (scan_res == NULL) {
2507 #ifndef EXT_CODE_CROP
2508 if (wpa_s->conf->ap_scan == 2 || ap ||
2509 wpa_s->scan_res_handler == scan_only_handler)
2510 return -1;
2511 if (!own_request)
2512 return -1;
2513 #endif /* EXT_CODE_CROP */
2514 #ifndef LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT
2515 if (data && data->scan_info.external_scan)
2516 return -1;
2517 #endif /* LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT */
2518 if (wpa_s->scan_res_fail_handler) {
2519 void (*handler)(struct wpa_supplicant *wpa_s);
2520
2521 handler = wpa_s->scan_res_fail_handler;
2522 wpa_s->scan_res_fail_handler = NULL;
2523 handler(wpa_s);
2524 } else {
2525 wpa_dbg(wpa_s, MSG_DEBUG,
2526 "Failed to get scan results - try scanning again");
2527 #ifndef EXT_CODE_CROP
2528 wpa_supplicant_req_new_scan(wpa_s, 1, 0);
2529 #endif /* EXT_CODE_CROP */
2530 }
2531 #ifndef EXT_CODE_CROP
2532 ret = -1;
2533 goto scan_work_done;
2534 #else
2535 goto scan_no_result;
2536 #endif /* EXT_CODE_CROP */
2537 }
2538
2539 #ifndef CONFIG_NO_RANDOM_POOL
2540 num = scan_res->num;
2541 if (num > 10)
2542 num = 10;
2543 for (i = 0; i < num; i++) {
2544 u8 buf[5];
2545 struct wpa_scan_res *res = scan_res->res[i];
2546 buf[0] = res->bssid[5];
2547 buf[1] = res->qual & 0xff;
2548 buf[2] = res->noise & 0xff;
2549 buf[3] = res->level & 0xff;
2550 buf[4] = res->tsf & 0xff;
2551 random_add_randomness(buf, sizeof(buf));
2552 }
2553 #endif /* CONFIG_NO_RANDOM_POOL */
2554
2555 if (update_only) {
2556 ret = 1;
2557 goto scan_work_done;
2558 }
2559
2560 #ifndef LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT
2561 if (own_request && wpa_s->scan_res_handler &&
2562 !(data && data->scan_info.external_scan)) {
2563 #else
2564 if (own_request && wpa_s->scan_res_handler) {
2565 #endif /* LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT */
2566 void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
2567 struct wpa_scan_results *scan_res);
2568
2569 scan_res_handler = wpa_s->scan_res_handler;
2570 wpa_s->scan_res_handler = NULL;
2571 scan_res_handler(wpa_s, scan_res);
2572 ret = 1;
2573 goto scan_work_done;
2574 }
2575
2576 #ifndef EXT_CODE_CROP
2577 wpa_dbg(wpa_s, MSG_DEBUG, "New scan results available (own=%u ext=%u)",
2578 wpa_s->own_scan_running,
2579 data ? data->scan_info.external_scan : 0);
2580 if (wpa_s->last_scan_req == MANUAL_SCAN_REQ &&
2581 wpa_s->manual_scan_use_id && wpa_s->own_scan_running &&
2582 own_request && !(data && data->scan_info.external_scan)) {
2583 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_SCAN_RESULTS "id=%u",
2584 wpa_s->manual_scan_id);
2585 wpa_s->manual_scan_use_id = 0;
2586 } else {
2587 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_SCAN_RESULTS);
2588 }
2589 wpas_notify_scan_results(wpa_s);
2590
2591 wpas_notify_scan_done(wpa_s, 1);
2592 #else
2593 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_SCAN_RESULTS);
2594 #endif /* EXT_CODE_CROP */
2595 if (ap) {
2596 wpa_dbg(wpa_s, MSG_DEBUG, "Ignore scan results in AP mode");
2597 #ifdef CONFIG_AP
2598 if (wpa_s->ap_iface->scan_cb)
2599 wpa_s->ap_iface->scan_cb(wpa_s->ap_iface);
2600 #endif /* CONFIG_AP */
2601 goto scan_work_done;
2602 }
2603 #ifndef LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT
2604 if (data && data->scan_info.external_scan) {
2605 wpa_dbg(wpa_s, MSG_DEBUG, "Do not use results from externally requested scan operation for network selection");
2606 wpa_scan_results_free(scan_res);
2607 return 0;
2608 }
2609 #endif /* LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT */
2610 #ifndef EXT_CODE_CROP
2611 if (wnm_scan_process(wpa_s, 1) > 0)
2612 goto scan_work_done;
2613
2614 if (sme_proc_obss_scan(wpa_s) > 0)
2615 goto scan_work_done;
2616 #ifndef EXT_CODE_CROP
2617 if (own_request && data &&
2618 wpas_beacon_rep_scan_process(wpa_s, scan_res, &data->scan_info) > 0)
2619 goto scan_work_done;
2620 #endif /* EXT_CODE_CROP */
2621 if ((wpa_s->conf->ap_scan == 2 && !wpas_wps_searching(wpa_s)))
2622 goto scan_work_done;
2623 #endif /* EXT_CODE_CROP */
2624 #ifdef CONFIG_AUTOSCAN
2625 if (autoscan_notify_scan(wpa_s, scan_res))
2626 goto scan_work_done;
2627 #endif /* CONFIG_AUTOSCAN */
2628 if (wpa_s->disconnected) {
2629 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
2630 goto scan_work_done;
2631 }
2632
2633 #ifndef EXT_CODE_CROP
2634 if (!wpas_driver_bss_selection(wpa_s) &&
2635 bgscan_notify_scan(wpa_s, scan_res) == 1)
2636 goto scan_work_done;
2637 #endif /* EXT_CODE_CROP */
2638
2639 wpas_wps_update_ap_info(wpa_s, scan_res);
2640
2641 if (wpa_s->wpa_state >= WPA_AUTHENTICATING &&
2642 wpa_s->wpa_state < WPA_COMPLETED)
2643 goto scan_work_done;
2644
2645 wpa_scan_results_free(scan_res);
2646
2647 scan_no_result:
2648 if (own_request && wpa_s->scan_work) {
2649 struct wpa_radio_work *work = wpa_s->scan_work;
2650 wpa_s->scan_work = NULL;
2651 radio_work_done(work);
2652 }
2653 #ifdef LOS_CONFIG_P2P
2654 if (wpa_s->p2p_scan_work) {
2655 struct wpa_radio_work *work = wpa_s->p2p_scan_work;
2656 wpa_s->p2p_scan_work = NULL;
2657 radio_work_done(work);
2658 p2p_scan_res_handled(wpa_s->global->p2p, 0);
2659 }
2660 #endif
2661 os_free(wpa_s->last_scan_freqs);
2662 wpa_s->last_scan_freqs = NULL;
2663 wpa_s->num_last_scan_freqs = 0;
2664 if (own_request && data &&
2665 data->scan_info.freqs && data->scan_info.num_freqs) {
2666 wpa_s->last_scan_freqs = os_malloc(sizeof(int) *
2667 data->scan_info.num_freqs);
2668 if (wpa_s->last_scan_freqs) {
2669 os_memcpy(wpa_s->last_scan_freqs,
2670 data->scan_info.freqs,
2671 sizeof(int) * data->scan_info.num_freqs);
2672 wpa_s->num_last_scan_freqs = data->scan_info.num_freqs;
2673 }
2674 }
2675
2676 return wpas_select_network_from_last_scan(wpa_s, 1, own_request);
2677
2678 scan_work_done:
2679 wpa_scan_results_free(scan_res);
2680 if (own_request && wpa_s->scan_work) {
2681 struct wpa_radio_work *work = wpa_s->scan_work;
2682 wpa_s->scan_work = NULL;
2683 radio_work_done(work);
2684 }
2685 return ret;
2686 }
2687
2688
2689 int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s,
2690 int new_scan, int own_request)
2691 {
2692 struct wpa_bss *selected;
2693 struct wpa_ssid *ssid = NULL;
2694 #ifndef LOS_WPA_PATCH
2695 int time_to_reenable = wpas_reenabled_network_time(wpa_s);
2696
2697 if (time_to_reenable > 0) {
2698 wpa_dbg(wpa_s, MSG_DEBUG,
2699 "Postpone network selection by %d seconds since all networks are disabled",
2700 time_to_reenable);
2701 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
2702 eloop_register_timeout(time_to_reenable, 0,
2703 wpas_network_reenabled, wpa_s, NULL);
2704 return 0;
2705 }
2706 #endif /* LOS_WPA_PATCH */
2707 #ifdef CONFIG_P2P
2708 if (wpa_s->p2p_mgmt)
2709 return 0; /* no normal connection on p2p_mgmt interface */
2710 #endif /* CONFIG_P2P */
2711 #ifndef EXT_CODE_CROP
2712 wpa_s->owe_transition_search = 0;
2713 #endif /* EXT_CODE_CROP */
2714 #ifdef LOS_WPA_PATCH
2715 /* do not reconnect if sta is connecting or connected */
2716 if ((wpa_s->current_ssid != NULL) && (wpa_s->current_ssid->mode == WPAS_MODE_INFRA) &&
2717 (wpa_s->wpa_state >= WPA_ASSOCIATING))
2718 return 0;
2719 #endif /* LOS_WPA_PATCH */
2720 selected = wpa_supplicant_pick_network(wpa_s, &ssid);
2721 #ifndef LOS_WPA_PATCH
2722 #ifdef CONFIG_MESH
2723 if (wpa_s->ifmsh) {
2724 wpa_msg(wpa_s, MSG_INFO,
2725 "Avoiding join because we already joined a mesh group");
2726 return 0;
2727 }
2728 #endif /* CONFIG_MESH */
2729 #endif /* LOS_WPA_PATCH */
2730 if (selected) {
2731 #ifndef LOS_WPA_PATCH
2732 int skip;
2733 skip = !wpa_supplicant_need_to_roam(wpa_s, selected, ssid);
2734 if (skip) {
2735 if (new_scan)
2736 wpa_supplicant_rsn_preauth_scan_results(wpa_s);
2737 return 0;
2738 }
2739
2740 wpa_s->suitable_network++;
2741
2742 if (ssid != wpa_s->current_ssid &&
2743 wpa_s->wpa_state >= WPA_AUTHENTICATING) {
2744 wpa_s->own_disconnect_req = 1;
2745 wpa_supplicant_deauthenticate(
2746 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
2747 }
2748 #endif /* LOS_WPA_PATCH */
2749 if (wpa_supplicant_connect(wpa_s, selected, ssid) < 0) {
2750 wpa_dbg(wpa_s, MSG_DEBUG, "Connect failed");
2751 return -1;
2752 }
2753 #ifndef LOS_WPA_PATCH
2754 if (new_scan)
2755 wpa_supplicant_rsn_preauth_scan_results(wpa_s);
2756 #endif /* LOS_WPA_PATCH */
2757 /*
2758 * Do not allow other virtual radios to trigger operations based
2759 * on these scan results since we do not want them to start
2760 * other associations at the same time.
2761 */
2762 return 1;
2763 } else {
2764 #ifndef EXT_CODE_CROP
2765 wpa_dbg(wpa_s, MSG_DEBUG, "No suitable network found");
2766 #endif /* EXT_CODE_CROP */
2767 #ifdef CONFIG_MESH
2768 if (wpa_s->ifmsh != NULL) {
2769 if (los_meshap_is_connecting())
2770 los_wpa_meshap_req_scan(wpa_s, WPA_MESH_PEER_SCAN_TIMEOUT, 0);
2771 return 0;
2772 }
2773 #endif /* CONFIG_MESH */
2774 if (wpa_supplicant_enabled_networks(wpa_s)) {
2775 wpa_error_log0(MSG_ERROR, "No suitable network found\n");
2776 #ifdef CONFIG_SSID_RECONNECT
2777 (void)los_remove_bss_with_same_ssid(wpa_s);
2778 #endif
2779 uapi_at_printf("+NOTICE:NETWORK NOT FIND\r\n");
2780 #ifdef LOS_WPA_PATCH
2781 wpa_comm_event_report(EXT_WIFI_EVT_STA_NO_NETWORK, wpa_s, NULL);
2782 #endif /* LOS_WPA_PATCH */
2783 }
2784
2785 #ifdef LOS_WPA_PATCH
2786 if (wpa_is_sta(wpa_s) == WPA_FLAG_ON) {
2787 if ((g_fast_connect_flag == WPA_FLAG_ON) && (g_fast_connect_scan_flag == WPA_FLAG_ON)) {
2788 wpas_request_disconnection(wpa_s);
2789 g_fast_connect_scan_flag = WPA_FLAG_OFF;
2790 (void)os_event_write(g_wpa_event, WPA_EVENT_QUICK_CONNECT_ERROR);
2791 return -1;
2792 }
2793 wpa_reconnect_freq_check(wpa_s);
2794 }
2795 #endif /* LOS_WPA_PATCH */
2796 #ifndef EXT_CODE_CROP
2797 ssid = wpa_supplicant_pick_new_network(wpa_s);
2798 if (ssid) {
2799 wpa_dbg(wpa_s, MSG_DEBUG, "Setup a new network");
2800 wpa_supplicant_associate(wpa_s, NULL, ssid);
2801 if (new_scan)
2802 wpa_supplicant_rsn_preauth_scan_results(wpa_s);
2803 } else
2804 #endif /* EXT_CODE_CROP */
2805 if (own_request) {
2806 /*
2807 * No SSID found. If SCAN results are as a result of
2808 * own scan request and not due to a scan request on
2809 * another shared interface, try another scan.
2810 */
2811 #ifndef LOS_WPA_PATCH
2812 int timeout_sec = wpa_s->scan_interval;
2813 #else
2814 int timeout_sec = ((wpa_is_sta(wpa_s) == WPA_FLAG_ON) &&
2815 (g_reconnect_set.pending_flag == WPA_FLAG_ON)) ? 0 : 5;
2816 #endif /* LOS_WPA_PATCH */
2817 int timeout_usec = 0;
2818 #ifdef CONFIG_P2P
2819 int res;
2820
2821 res = wpas_p2p_scan_no_go_seen(wpa_s);
2822 if (res == 2)
2823 return 2;
2824 if (res == 1)
2825 return 0;
2826
2827 if (wpa_s->p2p_in_provisioning ||
2828 wpa_s->show_group_started ||
2829 wpa_s->p2p_in_invitation) {
2830 /*
2831 * Use shorter wait during P2P Provisioning
2832 * state and during P2P join-a-group operation
2833 * to speed up group formation.
2834 */
2835 timeout_sec = 0;
2836 timeout_usec = 250000;
2837 wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
2838 timeout_usec);
2839 return 0;
2840 }
2841 #endif /* CONFIG_P2P */
2842 #ifdef CONFIG_INTERWORKING
2843 if (wpa_s->conf->auto_interworking &&
2844 wpa_s->conf->interworking &&
2845 wpa_s->conf->cred) {
2846 wpa_dbg(wpa_s, MSG_DEBUG, "Interworking: "
2847 "start ANQP fetch since no matching "
2848 "networks found");
2849 wpa_s->network_select = 1;
2850 wpa_s->auto_network_select = 1;
2851 interworking_start_fetch_anqp(wpa_s);
2852 return 1;
2853 }
2854 #endif /* CONFIG_INTERWORKING */
2855 #ifdef CONFIG_WPS
2856 if (wpa_s->after_wps > 0 || wpas_wps_searching(wpa_s)) {
2857 wpa_dbg(wpa_s, MSG_DEBUG, "Use shorter wait during WPS processing");
2858 timeout_sec = 0;
2859 timeout_usec = 500000;
2860 wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
2861 timeout_usec);
2862 return 0;
2863 }
2864 #endif /* CONFIG_WPS */
2865 #ifdef CONFIG_OWE
2866 if (wpa_s->owe_transition_search) {
2867 wpa_dbg(wpa_s, MSG_DEBUG,
2868 "OWE: Use shorter wait during transition mode search");
2869 timeout_sec = 0;
2870 timeout_usec = 500000;
2871 wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
2872 timeout_usec);
2873 return 0;
2874 }
2875 #endif /* CONFIG_OWE */
2876 #ifndef LOS_WPA_PATCH
2877 if (wpa_supplicant_req_sched_scan(wpa_s))
2878 wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
2879 timeout_usec);
2880
2881 wpa_msg_ctrl(wpa_s, MSG_INFO,
2882 WPA_EVENT_NETWORK_NOT_FOUND);
2883 #else
2884 wpa_supplicant_req_new_scan(wpa_s, timeout_sec, timeout_usec);
2885 #endif /* LOS_WPA_PATCH */
2886 }
2887 }
2888 return 0;
2889 }
2890
2891
2892 static int wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s,
2893 union wpa_event_data *data)
2894 {
2895 #ifndef EXT_CODE_CROP
2896 struct wpa_supplicant *ifs;
2897 #endif /* EXT_CODE_CROP */
2898 int res;
2899
2900 res = _wpa_supplicant_event_scan_results(wpa_s, data, 1, 0);
2901 if (res == 2) {
2902 /*
2903 * Interface may have been removed, so must not dereference
2904 * wpa_s after this.
2905 */
2906 return 1;
2907 }
2908
2909 if (res < 0) {
2910 /*
2911 * If no scan results could be fetched, then no need to
2912 * notify those interfaces that did not actually request
2913 * this scan. Similarly, if scan results started a new operation on this
2914 * interface, do not notify other interfaces to avoid concurrent
2915 * operations during a connection attempt.
2916 */
2917 return 0;
2918 }
2919 #ifdef LOS_WPA_PATCH
2920 if (wpa_s->radio == NULL)
2921 return -1;
2922 #endif /* LOS_WPA_PATCH */
2923 #ifndef EXT_CODE_CROP
2924 /*
2925 * Check other interfaces to see if they share the same radio. If
2926 * so, they get updated with this same scan info.
2927 */
2928 dl_list_for_each(ifs, &wpa_s->radio->ifaces, struct wpa_supplicant,
2929 radio_list) {
2930 if (ifs != wpa_s) {
2931 wpa_printf(MSG_DEBUG, "%s: Updating scan results from "
2932 "sibling", ifs->ifname);
2933 res = _wpa_supplicant_event_scan_results(ifs, data, 0,
2934 res > 0);
2935 if (res < 0)
2936 return 0;
2937 }
2938 }
2939 #endif /* EXT_CODE_CROP */
2940
2941 return 0;
2942 }
2943
2944
2945
2946 __attribute__((weak)) int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s)
2947 {
2948 #ifdef CONFIG_NO_SCAN_PROCESSING
2949 return -1;
2950 #else /* CONFIG_NO_SCAN_PROCESSING */
2951 struct os_reltime now;
2952 #ifndef EXT_CODE_CROP
2953 wpa_s->ignore_post_flush_scan_res = 0;
2954 #endif /* EXT_CODE_CROP */
2955 if (wpa_s->last_scan_res_used == 0)
2956 return -1;
2957
2958 os_get_reltime(&now);
2959 if (os_reltime_expired(&now, &wpa_s->last_scan,
2960 wpa_s->conf->scan_res_valid_for_connect)) {
2961 wpa_printf(MSG_DEBUG, "Fast associate: Old scan results");
2962 return -1;
2963 }
2964
2965 return wpas_select_network_from_last_scan(wpa_s, 0, 1);
2966 #endif /* CONFIG_NO_SCAN_PROCESSING */
2967 }
2968
2969 #ifndef EXT_CODE_CROP
2970 #ifdef CONFIG_WNM
2971
2972 static void wnm_bss_keep_alive(void *eloop_ctx, void *sock_ctx)
2973 {
2974 struct wpa_supplicant *wpa_s = eloop_ctx;
2975
2976 if (wpa_s->wpa_state < WPA_ASSOCIATED)
2977 return;
2978
2979 if (!wpa_s->no_keep_alive) {
2980 wpa_printf(MSG_DEBUG, "WNM: Send keep-alive to AP " MACSTR,
2981 MAC2STR(wpa_s->bssid));
2982 /* TODO: could skip this if normal data traffic has been sent */
2983 /* TODO: Consider using some more appropriate data frame for
2984 * this */
2985 if (wpa_s->l2)
2986 l2_packet_send(wpa_s->l2, wpa_s->bssid, 0x0800,
2987 (u8 *) "", 0);
2988 }
2989
2990 #ifdef CONFIG_SME
2991 if (wpa_s->sme.bss_max_idle_period) {
2992 unsigned int msec;
2993 msec = wpa_s->sme.bss_max_idle_period * 1024; /* times 1000 */
2994 if (msec > 100)
2995 msec -= 100;
2996 eloop_register_timeout(msec / 1000, msec % 1000 * 1000,
2997 wnm_bss_keep_alive, wpa_s, NULL);
2998 }
2999 #endif /* CONFIG_SME */
3000 }
3001
3002
3003 static void wnm_process_assoc_resp(struct wpa_supplicant *wpa_s,
3004 const u8 *ies, size_t ies_len)
3005 {
3006 struct ieee802_11_elems elems;
3007
3008 if (ies == NULL)
3009 return;
3010
3011 if (ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed)
3012 return;
3013
3014 #ifdef CONFIG_SME
3015 if (elems.bss_max_idle_period) {
3016 unsigned int msec;
3017 wpa_s->sme.bss_max_idle_period =
3018 WPA_GET_LE16(elems.bss_max_idle_period);
3019 wpa_printf(MSG_DEBUG, "WNM: BSS Max Idle Period: %u (* 1000 "
3020 "TU)%s", wpa_s->sme.bss_max_idle_period,
3021 (elems.bss_max_idle_period[2] & 0x01) ?
3022 " (protected keep-live required)" : "");
3023 if (wpa_s->sme.bss_max_idle_period == 0)
3024 wpa_s->sme.bss_max_idle_period = 1;
3025 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) {
3026 eloop_cancel_timeout(wnm_bss_keep_alive, wpa_s, NULL);
3027 /* msec times 1000 */
3028 msec = wpa_s->sme.bss_max_idle_period * 1024;
3029 if (msec > 100)
3030 msec -= 100;
3031 eloop_register_timeout(msec / 1000, msec % 1000 * 1000,
3032 wnm_bss_keep_alive, wpa_s,
3033 NULL);
3034 }
3035 }
3036 #endif /* CONFIG_SME */
3037 }
3038
3039 #endif /* CONFIG_WNM */
3040
3041
3042 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s)
3043 {
3044 #ifdef CONFIG_WNM
3045 eloop_cancel_timeout(wnm_bss_keep_alive, wpa_s, NULL);
3046 #endif /* CONFIG_WNM */
3047 }
3048
3049
3050 #ifdef CONFIG_INTERWORKING
3051
3052 static int wpas_qos_map_set(struct wpa_supplicant *wpa_s, const u8 *qos_map,
3053 size_t len)
3054 {
3055 int res;
3056
3057 wpa_hexdump(MSG_DEBUG, "Interworking: QoS Map Set", qos_map, len);
3058 res = wpa_drv_set_qos_map(wpa_s, qos_map, len);
3059 if (res) {
3060 wpa_printf(MSG_DEBUG, "Interworking: Failed to configure QoS Map Set to the driver");
3061 }
3062
3063 return res;
3064 }
3065
3066
3067 static void interworking_process_assoc_resp(struct wpa_supplicant *wpa_s,
3068 const u8 *ies, size_t ies_len)
3069 {
3070 struct ieee802_11_elems elems;
3071
3072 if (ies == NULL)
3073 return;
3074
3075 if (ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed)
3076 return;
3077
3078 if (elems.qos_map_set) {
3079 wpas_qos_map_set(wpa_s, elems.qos_map_set,
3080 elems.qos_map_set_len);
3081 }
3082 }
3083
3084 #endif /* CONFIG_INTERWORKING */
3085
3086
3087 static void multi_ap_process_assoc_resp(struct wpa_supplicant *wpa_s,
3088 const u8 *ies, size_t ies_len)
3089 {
3090 struct ieee802_11_elems elems;
3091 const u8 *map_sub_elem, *pos;
3092 size_t len;
3093
3094 wpa_s->multi_ap_ie = 0;
3095
3096 if (!ies ||
3097 ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed ||
3098 !elems.multi_ap || elems.multi_ap_len < 7)
3099 return;
3100
3101 pos = elems.multi_ap + 4;
3102 len = elems.multi_ap_len - 4;
3103
3104 map_sub_elem = get_ie(pos, len, MULTI_AP_SUB_ELEM_TYPE);
3105 if (!map_sub_elem || map_sub_elem[1] < 1)
3106 return;
3107
3108 wpa_s->multi_ap_backhaul = !!(map_sub_elem[2] & MULTI_AP_BACKHAUL_BSS);
3109 wpa_s->multi_ap_fronthaul = !!(map_sub_elem[2] &
3110 MULTI_AP_FRONTHAUL_BSS);
3111 wpa_s->multi_ap_ie = 1;
3112 }
3113
3114 static void multi_ap_set_4addr_mode(struct wpa_supplicant *wpa_s)
3115 {
3116 if (!wpa_s->current_ssid ||
3117 !wpa_s->current_ssid->multi_ap_backhaul_sta)
3118 return;
3119
3120 if (!wpa_s->multi_ap_ie) {
3121 wpa_printf(MSG_INFO,
3122 "AP does not include valid Multi-AP element");
3123 goto fail;
3124 }
3125
3126 if (!wpa_s->multi_ap_backhaul) {
3127 if (wpa_s->multi_ap_fronthaul &&
3128 wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_WPS) {
3129 wpa_printf(MSG_INFO,
3130 "WPS active, accepting fronthaul-only BSS");
3131 /* Don't set 4addr mode in this case, so just return */
3132 return;
3133 }
3134 wpa_printf(MSG_INFO, "AP doesn't support backhaul BSS");
3135 goto fail;
3136 }
3137
3138 if (wpa_drv_set_4addr_mode(wpa_s, 1) < 0) {
3139 wpa_printf(MSG_ERROR, "Failed to set 4addr mode");
3140 goto fail;
3141 }
3142 wpa_s->enabled_4addr_mode = 1;
3143 return;
3144
3145 fail:
3146 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
3147 }
3148
3149 #ifdef CONFIG_FST
3150 static int wpas_fst_update_mbie(struct wpa_supplicant *wpa_s,
3151 const u8 *ie, size_t ie_len)
3152 {
3153 struct mb_ies_info mb_ies;
3154
3155 if (!ie || !ie_len || !wpa_s->fst)
3156 return -ENOENT;
3157
3158 os_memset(&mb_ies, 0, sizeof(mb_ies));
3159
3160 while (ie_len >= 2 && mb_ies.nof_ies < MAX_NOF_MB_IES_SUPPORTED) {
3161 size_t len;
3162
3163 len = 2 + ie[1];
3164 if (len > ie_len) {
3165 wpa_hexdump(MSG_DEBUG, "FST: Truncated IE found",
3166 ie, ie_len);
3167 break;
3168 }
3169
3170 if (ie[0] == WLAN_EID_MULTI_BAND) {
3171 wpa_printf(MSG_DEBUG, "MB IE of %u bytes found",
3172 (unsigned int) len);
3173 mb_ies.ies[mb_ies.nof_ies].ie = ie + 2;
3174 mb_ies.ies[mb_ies.nof_ies].ie_len = len - 2;
3175 mb_ies.nof_ies++;
3176 }
3177
3178 ie_len -= len;
3179 ie += len;
3180 }
3181
3182 if (mb_ies.nof_ies > 0) {
3183 wpabuf_free(wpa_s->received_mb_ies);
3184 wpa_s->received_mb_ies = mb_ies_by_info(&mb_ies);
3185 return 0;
3186 }
3187
3188 return -ENOENT;
3189 }
3190 #endif /* CONFIG_FST */
3191 #endif /* EXT_CODE_CROP */
3192
3193 static int wpa_supplicant_use_own_rsne_params(struct wpa_supplicant *wpa_s,
3194 union wpa_event_data *data)
3195 {
3196 int sel;
3197 const u8 *p;
3198 int l, len;
3199 bool found = false;
3200 struct wpa_ie_data ie;
3201 struct wpa_ssid *ssid = wpa_s->current_ssid;
3202 struct wpa_bss *bss = wpa_s->current_bss;
3203 int pmf;
3204
3205 if (!ssid)
3206 return 0;
3207
3208 p = data->assoc_info.req_ies;
3209 l = data->assoc_info.req_ies_len;
3210
3211 while (p && l >= 2) {
3212 len = p[1] + 2;
3213 if (len > l) {
3214 wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
3215 p, l);
3216 break;
3217 }
3218 if (((p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
3219 (os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0)) ||
3220 (p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 4 &&
3221 (os_memcmp(&p[2], "\x50\x6F\x9A\x12", 4) == 0)) ||
3222 (p[0] == WLAN_EID_RSN && p[1] >= 2))) {
3223 found = true;
3224 break;
3225 }
3226 l -= len;
3227 p += len;
3228 }
3229
3230 if (!found || wpa_parse_wpa_ie(p, len, &ie) < 0)
3231 return 0;
3232
3233 wpa_hexdump(MSG_DEBUG,
3234 "WPA: Update cipher suite selection based on IEs in driver-generated WPA/RSNE in AssocReq",
3235 p, l);
3236
3237 /* Update proto from (Re)Association Request frame info */
3238 wpa_s->wpa_proto = ie.proto;
3239 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PROTO, wpa_s->wpa_proto);
3240 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_RSN_ENABLED,
3241 !!(wpa_s->wpa_proto &
3242 (WPA_PROTO_RSN | WPA_PROTO_OSEN)));
3243
3244 /* Update AKMP suite from (Re)Association Request frame info */
3245 sel = ie.key_mgmt;
3246 if (ssid->key_mgmt)
3247 sel &= ssid->key_mgmt;
3248
3249 wpa_dbg(wpa_s, MSG_DEBUG,
3250 "WPA: AP key_mgmt 0x%x network key_mgmt 0x%x; available key_mgmt 0x%x",
3251 ie.key_mgmt, ssid->key_mgmt, sel);
3252 if (ie.key_mgmt && !sel) {
3253 wpa_supplicant_deauthenticate(
3254 wpa_s, WLAN_REASON_AKMP_NOT_VALID);
3255 return -1;
3256 }
3257
3258 #ifdef CONFIG_ROAM_EXTRA_SUPPORT
3259 /*
3260 * Update PMK in wpa_sm and the driver if roamed to WPA/WPA2 PSK from a
3261 * different AKM.
3262 */
3263 if (wpa_s->key_mgmt != ie.key_mgmt &&
3264 wpa_key_mgmt_wpa_psk_no_sae(ie.key_mgmt)) {
3265 if (!ssid->psk_set) {
3266 wpa_dbg(wpa_s, MSG_INFO,
3267 "No PSK available for association");
3268 #ifndef EXT_CODE_CROP
3269 wpas_auth_failed(wpa_s, "NO_PSK_AVAILABLE");
3270 #endif
3271 return -1;
3272 }
3273
3274 wpa_sm_set_pmk(wpa_s->wpa, ssid->psk, PMK_LEN, NULL, NULL);
3275 if (wpa_s->conf->key_mgmt_offload &&
3276 (wpa_s->drv_flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD) &&
3277 wpa_drv_set_key(wpa_s, 0, NULL, 0, 0, NULL, 0,
3278 ssid->psk, PMK_LEN, KEY_FLAG_PMK))
3279 wpa_dbg(wpa_s, MSG_ERROR,
3280 "WPA: Cannot set PMK for key management offload");
3281 }
3282 #endif
3283
3284 wpa_s->key_mgmt = ie.key_mgmt;
3285 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_KEY_MGMT, wpa_s->key_mgmt);
3286 wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT %s and proto %d",
3287 wpa_key_mgmt_txt(wpa_s->key_mgmt, wpa_s->wpa_proto),
3288 wpa_s->wpa_proto);
3289
3290 /* Update pairwise cipher from (Re)Association Request frame info */
3291 sel = ie.pairwise_cipher;
3292 if (ssid->pairwise_cipher)
3293 sel &= ssid->pairwise_cipher;
3294
3295 wpa_dbg(wpa_s, MSG_DEBUG,
3296 "WPA: AP pairwise cipher 0x%x network pairwise cipher 0x%x; available pairwise cipher 0x%x",
3297 ie.pairwise_cipher, ssid->pairwise_cipher, sel);
3298 if (ie.pairwise_cipher && !sel) {
3299 wpa_supplicant_deauthenticate(
3300 wpa_s, WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID);
3301 return -1;
3302 }
3303
3304 wpa_s->pairwise_cipher = ie.pairwise_cipher;
3305 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PAIRWISE,
3306 wpa_s->pairwise_cipher);
3307 wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using PTK %s",
3308 wpa_cipher_txt(wpa_s->pairwise_cipher));
3309
3310 /* Update other parameters based on AP's WPA IE/RSNE, if available */
3311 if (!bss) {
3312 wpa_dbg(wpa_s, MSG_DEBUG,
3313 "WPA: current_bss == NULL - skip AP IE check");
3314 return 0;
3315 }
3316
3317 /* Update GTK and IGTK from AP's RSNE */
3318 found = false;
3319
3320 if (wpa_s->wpa_proto & (WPA_PROTO_RSN | WPA_PROTO_OSEN)) {
3321 const u8 *bss_rsn;
3322
3323 bss_rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
3324 if (bss_rsn) {
3325 p = bss_rsn;
3326 len = 2 + bss_rsn[1];
3327 found = true;
3328 }
3329 } else if (wpa_s->wpa_proto & WPA_PROTO_WPA) {
3330 const u8 *bss_wpa;
3331
3332 bss_wpa = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
3333 if (bss_wpa) {
3334 p = bss_wpa;
3335 len = 2 + bss_wpa[1];
3336 found = true;
3337 }
3338 }
3339
3340 if (!found || wpa_parse_wpa_ie(p, len, &ie) < 0)
3341 return 0;
3342
3343 pmf = wpas_get_ssid_pmf(wpa_s, ssid);
3344 if (!(ie.capabilities & WPA_CAPABILITY_MFPC) &&
3345 pmf == MGMT_FRAME_PROTECTION_REQUIRED) {
3346 /* AP does not support MFP, local configuration requires it */
3347 wpa_supplicant_deauthenticate(
3348 wpa_s, WLAN_REASON_INVALID_RSN_IE_CAPAB);
3349 return -1;
3350 }
3351 if ((ie.capabilities & WPA_CAPABILITY_MFPR) &&
3352 pmf == NO_MGMT_FRAME_PROTECTION) {
3353 /* AP requires MFP, local configuration disables it */
3354 wpa_supplicant_deauthenticate(
3355 wpa_s, WLAN_REASON_INVALID_RSN_IE_CAPAB);
3356 return -1;
3357 }
3358
3359 /* Update PMF from local configuration now that MFP validation was done
3360 * above */
3361 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MFP, pmf);
3362
3363 /* Update GTK from AP's RSNE */
3364 sel = ie.group_cipher;
3365 if (ssid->group_cipher)
3366 sel &= ssid->group_cipher;
3367
3368 wpa_dbg(wpa_s, MSG_DEBUG,
3369 "WPA: AP group cipher 0x%x network group cipher 0x%x; available group cipher 0x%x",
3370 ie.group_cipher, ssid->group_cipher, sel);
3371 if (ie.group_cipher && !sel) {
3372 wpa_supplicant_deauthenticate(
3373 wpa_s, WLAN_REASON_GROUP_CIPHER_NOT_VALID);
3374 return -1;
3375 }
3376
3377 wpa_s->group_cipher = ie.group_cipher;
3378 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_GROUP, wpa_s->group_cipher);
3379 wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using GTK %s",
3380 wpa_cipher_txt(wpa_s->group_cipher));
3381
3382 /* Update IGTK from AP RSN IE */
3383 sel = ie.mgmt_group_cipher;
3384 if (ssid->group_mgmt_cipher)
3385 sel &= ssid->group_mgmt_cipher;
3386
3387 wpa_dbg(wpa_s, MSG_DEBUG,
3388 "WPA: AP mgmt_group_cipher 0x%x network mgmt_group_cipher 0x%x; available mgmt_group_cipher 0x%x",
3389 ie.mgmt_group_cipher, ssid->group_mgmt_cipher, sel);
3390
3391 if (pmf == NO_MGMT_FRAME_PROTECTION ||
3392 !(ie.capabilities & WPA_CAPABILITY_MFPC)) {
3393 wpa_dbg(wpa_s, MSG_DEBUG,
3394 "WPA: STA/AP is not MFP capable; AP RSNE caps 0x%x",
3395 ie.capabilities);
3396 ie.mgmt_group_cipher = 0;
3397 }
3398
3399 if (ie.mgmt_group_cipher && !sel) {
3400 wpa_supplicant_deauthenticate(
3401 wpa_s, WLAN_REASON_CIPHER_SUITE_REJECTED);
3402 return -1;
3403 }
3404
3405 wpa_s->mgmt_group_cipher = ie.mgmt_group_cipher;
3406 wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MGMT_GROUP,
3407 wpa_s->mgmt_group_cipher);
3408 if (wpa_s->mgmt_group_cipher)
3409 wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher %s",
3410 wpa_cipher_txt(wpa_s->mgmt_group_cipher));
3411 else
3412 wpa_dbg(wpa_s, MSG_DEBUG, "WPA: not using MGMT group cipher");
3413
3414 return 0;
3415 }
3416
3417
3418 static int wpa_supplicant_event_associnfo(struct wpa_supplicant *wpa_s,
3419 union wpa_event_data *data)
3420 {
3421 int l, len, found = 0, found_x = 0, wpa_found, rsn_found;
3422 const u8 *p;
3423 u8 bssid[ETH_ALEN];
3424 bool bssid_known = wpa_drv_get_bssid(wpa_s, bssid) == 0;
3425 bool ret = wpa_drv_get_bssid(wpa_s, bssid);
3426 #ifndef LOS_CONFIG_80211_IES_CROP
3427 wpa_dbg(wpa_s, MSG_DEBUG, "Association info event");
3428 bssid_known = (ret == 0);
3429 if (data->assoc_info.req_ies)
3430 wpa_hexdump(MSG_DEBUG, "req_ies", data->assoc_info.req_ies,
3431 data->assoc_info.req_ies_len);
3432 if (data->assoc_info.resp_ies) {
3433 wpa_hexdump(MSG_DEBUG, "resp_ies", data->assoc_info.resp_ies,
3434 data->assoc_info.resp_ies_len);
3435 #ifdef CONFIG_TDLS
3436 wpa_tdls_assoc_resp_ies(wpa_s->wpa, data->assoc_info.resp_ies,
3437 data->assoc_info.resp_ies_len);
3438 #endif /* CONFIG_TDLS */
3439 #ifdef CONFIG_WNM
3440 wnm_process_assoc_resp(wpa_s, data->assoc_info.resp_ies,
3441 data->assoc_info.resp_ies_len);
3442 #endif /* CONFIG_WNM */
3443 #ifdef CONFIG_INTERWORKING
3444 interworking_process_assoc_resp(wpa_s, data->assoc_info.resp_ies,
3445 data->assoc_info.resp_ies_len);
3446 #endif /* CONFIG_INTERWORKING */
3447 #ifndef EXT_CODE_CROP
3448 if (wpa_s->hw_capab == CAPAB_VHT &&
3449 get_ie(data->assoc_info.resp_ies,
3450 data->assoc_info.resp_ies_len, WLAN_EID_VHT_CAP))
3451 wpa_s->ieee80211ac = 1;
3452
3453 multi_ap_process_assoc_resp(wpa_s, data->assoc_info.resp_ies,
3454 data->assoc_info.resp_ies_len);
3455 #endif /* EXT_CODE_CROP */
3456 }
3457 if (data->assoc_info.beacon_ies)
3458 wpa_hexdump(MSG_DEBUG, "beacon_ies",
3459 data->assoc_info.beacon_ies,
3460 data->assoc_info.beacon_ies_len);
3461 if (data->assoc_info.freq)
3462 wpa_dbg(wpa_s, MSG_DEBUG, "freq=%u MHz",
3463 data->assoc_info.freq);
3464
3465 wpa_s->connection_set = 0;
3466 if (data->assoc_info.req_ies && data->assoc_info.resp_ies) {
3467 struct ieee802_11_elems req_elems, resp_elems;
3468
3469 if (ieee802_11_parse_elems(data->assoc_info.req_ies,
3470 data->assoc_info.req_ies_len,
3471 &req_elems, 0) != ParseFailed &&
3472 ieee802_11_parse_elems(data->assoc_info.resp_ies,
3473 data->assoc_info.resp_ies_len,
3474 &resp_elems, 0) != ParseFailed) {
3475 wpa_s->connection_set = 1;
3476 wpa_s->connection_ht = req_elems.ht_capabilities &&
3477 resp_elems.ht_capabilities;
3478 /* Do not include subset of VHT on 2.4 GHz vendor
3479 * extension in consideration for reporting VHT
3480 * association. */
3481 wpa_s->connection_vht = req_elems.vht_capabilities &&
3482 resp_elems.vht_capabilities &&
3483 (!data->assoc_info.freq ||
3484 wpas_freq_to_band(data->assoc_info.freq) !=
3485 BAND_2_4_GHZ);
3486 wpa_s->connection_he = req_elems.he_capabilities &&
3487 resp_elems.he_capabilities;
3488 }
3489 }
3490 #endif /* LOS_CONFIG_80211_IES_CROP */
3491
3492 p = data->assoc_info.req_ies;
3493 l = data->assoc_info.req_ies_len;
3494
3495 /* Go through the IEs and make a copy of the WPA/RSN IE, if present. */
3496 while (p && l >= 2) {
3497 len = p[1] + 2;
3498 if (len > l) {
3499 #ifndef EXT_CODE_CROP
3500 wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
3501 p, l);
3502 #endif /* EXT_CODE_CROP */
3503 break;
3504 }
3505 if (!found &&
3506 ((p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
3507 (os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0)) ||
3508 (p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 4 &&
3509 (os_memcmp(&p[2], "\x50\x6F\x9A\x12", 4) == 0)) ||
3510 (p[0] == WLAN_EID_RSN && p[1] >= 2))) {
3511 if (wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, p, len))
3512 break;
3513 found = 1;
3514 #ifndef EXT_CODE_CROP
3515 wpa_find_assoc_pmkid(wpa_s);
3516 #endif /* EXT_CODE_CROP */
3517 }
3518 if (!found_x && p[0] == WLAN_EID_RSNX) {
3519 if (wpa_sm_set_assoc_rsnxe(wpa_s->wpa, p, len))
3520 break;
3521 found_x = 1;
3522 }
3523 l -= len;
3524 p += len;
3525 }
3526 if (!found && data->assoc_info.req_ies)
3527 wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);
3528 if (!found_x && data->assoc_info.req_ies)
3529 wpa_sm_set_assoc_rsnxe(wpa_s->wpa, NULL, 0);
3530
3531 #ifdef CONFIG_FILS
3532 #ifdef CONFIG_SME
3533 if ((wpa_s->sme.auth_alg == WPA_AUTH_ALG_FILS ||
3534 wpa_s->sme.auth_alg == WPA_AUTH_ALG_FILS_SK_PFS) &&
3535 (!data->assoc_info.resp_frame ||
3536 fils_process_assoc_resp(wpa_s->wpa,
3537 data->assoc_info.resp_frame,
3538 data->assoc_info.resp_frame_len) < 0)) {
3539 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_UNSPECIFIED);
3540 return -1;
3541 }
3542 #endif /* CONFIG_SME */
3543
3544 /* Additional processing for FILS when SME is in driver */
3545 if (wpa_s->auth_alg == WPA_AUTH_ALG_FILS &&
3546 !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME))
3547 wpa_sm_set_reset_fils_completed(wpa_s->wpa, 1);
3548 #endif /* CONFIG_FILS */
3549
3550 #ifdef CONFIG_OWE
3551 if (wpa_s->key_mgmt == WPA_KEY_MGMT_OWE &&
3552 (
3553 #ifndef LOS_CONFIG_80211_IES_CROP
3554 !bssid_known ||
3555 #endif /* LOS_CONFIG_80211_IES_CROP */
3556 owe_process_assoc_resp(wpa_s->wpa, bssid,
3557 data->assoc_info.resp_ies,
3558 data->assoc_info.resp_ies_len) < 0)) {
3559 wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_UNSPECIFIED);
3560 return -1;
3561 }
3562 #endif /* CONFIG_OWE */
3563
3564 #ifdef CONFIG_DPP2
3565 wpa_sm_set_dpp_z(wpa_s->wpa, NULL);
3566 if (DPP_VERSION > 1 && wpa_s->key_mgmt == WPA_KEY_MGMT_DPP &&
3567 wpa_s->dpp_pfs) {
3568 struct ieee802_11_elems elems;
3569
3570 if (ieee802_11_parse_elems(data->assoc_info.resp_ies,
3571 data->assoc_info.resp_ies_len,
3572 &elems, 0) == ParseFailed ||
3573 !elems.owe_dh)
3574 goto no_pfs;
3575 if (dpp_pfs_process(wpa_s->dpp_pfs, elems.owe_dh,
3576 elems.owe_dh_len) < 0) {
3577 wpa_supplicant_deauthenticate(wpa_s,
3578 WLAN_REASON_UNSPECIFIED);
3579 return -1;
3580 }
3581
3582 wpa_sm_set_dpp_z(wpa_s->wpa, wpa_s->dpp_pfs->secret);
3583 }
3584 no_pfs:
3585 #endif /* CONFIG_DPP2 */
3586
3587 #ifdef CONFIG_IEEE80211R
3588 #ifdef CONFIG_SME
3589 if (wpa_s->sme.auth_alg == WPA_AUTH_ALG_FT) {
3590 if (!bssid_known ||
3591 wpa_ft_validate_reassoc_resp(wpa_s->wpa,
3592 data->assoc_info.resp_ies,
3593 data->assoc_info.resp_ies_len,
3594 bssid) < 0) {
3595 wpa_dbg(wpa_s, MSG_DEBUG, "FT: Validation of "
3596 "Reassociation Response failed");
3597 wpa_supplicant_deauthenticate(
3598 wpa_s, WLAN_REASON_INVALID_IE);
3599 return -1;
3600 }
3601 }
3602
3603 p = data->assoc_info.resp_ies;
3604 l = data->assoc_info.resp_ies_len;
3605
3606 #ifdef CONFIG_WPS_STRICT
3607 if (p && wpa_s->current_ssid &&
3608 wpa_s->current_ssid->key_mgmt == WPA_KEY_MGMT_WPS) {
3609 struct wpabuf *wps;
3610 wps = ieee802_11_vendor_ie_concat(p, l, WPS_IE_VENDOR_TYPE);
3611 if (wps == NULL) {
3612 wpa_msg(wpa_s, MSG_INFO, "WPS-STRICT: AP did not "
3613 "include WPS IE in (Re)Association Response");
3614 return -1;
3615 }
3616
3617 if (wps_validate_assoc_resp(wps) < 0) {
3618 wpabuf_free(wps);
3619 wpa_supplicant_deauthenticate(
3620 wpa_s, WLAN_REASON_INVALID_IE);
3621 return -1;
3622 }
3623 wpabuf_free(wps);
3624 }
3625 #endif /* CONFIG_WPS_STRICT */
3626
3627 /* Go through the IEs and make a copy of the MDIE, if present. */
3628 while (p && l >= 2) {
3629 len = p[1] + 2;
3630 if (len > l) {
3631 wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
3632 p, l);
3633 break;
3634 }
3635 if (p[0] == WLAN_EID_MOBILITY_DOMAIN &&
3636 p[1] >= MOBILITY_DOMAIN_ID_LEN) {
3637 wpa_s->sme.ft_used = 1;
3638 os_memcpy(wpa_s->sme.mobility_domain, p + 2,
3639 MOBILITY_DOMAIN_ID_LEN);
3640 break;
3641 }
3642 l -= len;
3643 p += len;
3644 }
3645 #endif /* CONFIG_SME */
3646
3647 /* Process FT when SME is in the driver */
3648 if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
3649 wpa_ft_is_completed(wpa_s->wpa)) {
3650 if (!bssid_known ||
3651 wpa_ft_validate_reassoc_resp(wpa_s->wpa,
3652 data->assoc_info.resp_ies,
3653 data->assoc_info.resp_ies_len,
3654 bssid) < 0) {
3655 wpa_dbg(wpa_s, MSG_DEBUG, "FT: Validation of "
3656 "Reassociation Response failed");
3657 wpa_supplicant_deauthenticate(
3658 wpa_s, WLAN_REASON_INVALID_IE);
3659 return -1;
3660 }
3661 wpa_dbg(wpa_s, MSG_DEBUG, "FT: Reassociation Response done");
3662 }
3663
3664 wpa_sm_set_ft_params(wpa_s->wpa, data->assoc_info.resp_ies,
3665 data->assoc_info.resp_ies_len);
3666 #endif /* CONFIG_IEEE80211R */
3667
3668 #ifndef EXT_CODE_CROP
3669 if (bssid_known)
3670 wpas_handle_assoc_resp_mscs(wpa_s, bssid,
3671 data->assoc_info.resp_ies,
3672 data->assoc_info.resp_ies_len);
3673 #endif /* EXT_CODE_CROP */
3674
3675 /* WPA/RSN IE from Beacon/ProbeResp */
3676 p = data->assoc_info.beacon_ies;
3677 l = data->assoc_info.beacon_ies_len;
3678
3679 /* Go through the IEs and make a copy of the WPA/RSN IEs, if present.
3680 */
3681 wpa_found = rsn_found = 0;
3682 while (p && l >= 2) {
3683 len = p[1] + 2;
3684 if (len > l) {
3685 #ifndef EXT_CODE_CROP
3686 wpa_hexdump(MSG_DEBUG, "Truncated IE in beacon_ies",
3687 p, l);
3688 #endif /* EXT_CODE_CROP */
3689 break;
3690 }
3691 if (!wpa_found &&
3692 p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
3693 os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0) {
3694 wpa_found = 1;
3695 wpa_sm_set_ap_wpa_ie(wpa_s->wpa, p, len);
3696 }
3697
3698 if (!rsn_found &&
3699 p[0] == WLAN_EID_RSN && p[1] >= 2) {
3700 rsn_found = 1;
3701 wpa_sm_set_ap_rsn_ie(wpa_s->wpa, p, len);
3702 }
3703
3704 if (p[0] == WLAN_EID_RSNX && p[1] >= 1)
3705 wpa_sm_set_ap_rsnxe(wpa_s->wpa, p, len);
3706
3707 l -= len;
3708 p += len;
3709 }
3710
3711 if (!wpa_found && data->assoc_info.beacon_ies)
3712 wpa_sm_set_ap_wpa_ie(wpa_s->wpa, NULL, 0);
3713 if (!rsn_found && data->assoc_info.beacon_ies) {
3714 wpa_sm_set_ap_rsn_ie(wpa_s->wpa, NULL, 0);
3715 wpa_sm_set_ap_rsnxe(wpa_s->wpa, NULL, 0);
3716 }
3717 if (wpa_found || rsn_found)
3718 wpa_s->ap_ies_from_associnfo = 1;
3719
3720 if (wpa_s->assoc_freq && data->assoc_info.freq &&
3721 wpa_s->assoc_freq != data->assoc_info.freq) {
3722 #ifndef EXT_CODE_CROP
3723 wpa_printf(MSG_DEBUG, "Operating frequency changed from "
3724 "%u to %u MHz",
3725 wpa_s->assoc_freq, data->assoc_info.freq);
3726 #endif /* EXT_CODE_CROP */
3727 wpa_supplicant_update_scan_results(wpa_s);
3728 }
3729
3730 wpa_s->assoc_freq = data->assoc_info.freq;
3731 #ifndef EXT_CODE_CROP
3732 wpas_handle_assoc_resp_qos_mgmt(wpa_s, data->assoc_info.resp_ies,
3733 data->assoc_info.resp_ies_len);
3734 #endif /* EXT_CODE_CROP */
3735 return 0;
3736 }
3737
3738 static int wpa_supplicant_assoc_update_ie(struct wpa_supplicant *wpa_s)
3739 {
3740 const u8 *bss_wpa = NULL, *bss_rsn = NULL, *bss_rsnx = NULL;
3741
3742 if (!wpa_s->current_bss || !wpa_s->current_ssid)
3743 return -1;
3744
3745 if (!wpa_key_mgmt_wpa_any(wpa_s->current_ssid->key_mgmt))
3746 return 0;
3747
3748 bss_wpa = wpa_bss_get_vendor_ie(wpa_s->current_bss,
3749 WPA_IE_VENDOR_TYPE);
3750 bss_rsn = wpa_bss_get_ie(wpa_s->current_bss, WLAN_EID_RSN);
3751 bss_rsnx = wpa_bss_get_ie(wpa_s->current_bss, WLAN_EID_RSNX);
3752
3753 if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, bss_wpa,
3754 bss_wpa ? 2 + bss_wpa[1] : 0) ||
3755 wpa_sm_set_ap_rsn_ie(wpa_s->wpa, bss_rsn,
3756 bss_rsn ? 2 + bss_rsn[1] : 0) ||
3757 wpa_sm_set_ap_rsnxe(wpa_s->wpa, bss_rsnx,
3758 bss_rsnx ? 2 + bss_rsnx[1] : 0))
3759 return -1;
3760
3761 return 0;
3762 }
3763
3764 #ifndef EXT_CODE_CROP
3765 static void wpas_fst_update_mb_assoc(struct wpa_supplicant *wpa_s,
3766 union wpa_event_data *data)
3767 {
3768 #ifdef CONFIG_FST
3769 struct assoc_info *ai = data ? &data->assoc_info : NULL;
3770 struct wpa_bss *bss = wpa_s->current_bss;
3771 const u8 *ieprb, *iebcn;
3772
3773 wpabuf_free(wpa_s->received_mb_ies);
3774 wpa_s->received_mb_ies = NULL;
3775
3776 if (ai &&
3777 !wpas_fst_update_mbie(wpa_s, ai->resp_ies, ai->resp_ies_len)) {
3778 wpa_printf(MSG_DEBUG,
3779 "FST: MB IEs updated from Association Response frame");
3780 return;
3781 }
3782
3783 if (ai &&
3784 !wpas_fst_update_mbie(wpa_s, ai->beacon_ies, ai->beacon_ies_len)) {
3785 wpa_printf(MSG_DEBUG,
3786 "FST: MB IEs updated from association event Beacon IEs");
3787 return;
3788 }
3789
3790 if (!bss)
3791 return;
3792
3793 ieprb = wpa_bss_ie_ptr(bss);
3794 iebcn = ieprb + bss->ie_len;
3795
3796 if (!wpas_fst_update_mbie(wpa_s, ieprb, bss->ie_len))
3797 wpa_printf(MSG_DEBUG, "FST: MB IEs updated from bss IE");
3798 else if (!wpas_fst_update_mbie(wpa_s, iebcn, bss->beacon_ie_len))
3799 wpa_printf(MSG_DEBUG, "FST: MB IEs updated from bss beacon IE");
3800 #endif /* CONFIG_FST */
3801 }
3802 #endif /* EXT_CODE_CROP */
3803
3804
3805 static void wpa_supplicant_event_assoc(struct wpa_supplicant *wpa_s,
3806 union wpa_event_data *data)
3807 {
3808 u8 bssid[ETH_ALEN];
3809 int ft_completed, already_authorized;
3810 int new_bss = 0;
3811 #if defined(CONFIG_FILS) || defined(CONFIG_MBO)
3812 struct wpa_bss *bss;
3813 #endif /* CONFIG_FILS || CONFIG_MBO */
3814
3815 #ifdef CONFIG_AP
3816 if (wpa_s->ap_iface) {
3817 if (!data)
3818 return;
3819 hostapd_notif_assoc(wpa_s->ap_iface->bss[0],
3820 data->assoc_info.addr,
3821 data->assoc_info.req_ies,
3822 data->assoc_info.req_ies_len,
3823 data->assoc_info.reassoc);
3824 return;
3825 }
3826 #endif /* CONFIG_AP */
3827
3828 #ifndef EXT_CODE_CROP
3829 eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
3830 #endif /* EXT_CODE_CROP */
3831 wpa_s->own_reconnect_req = 0;
3832
3833 ft_completed = wpa_ft_is_completed(wpa_s->wpa);
3834 if (data && wpa_supplicant_event_associnfo(wpa_s, data) < 0)
3835 return;
3836
3837 #ifndef EXT_CODE_CROP
3838 /*
3839 * FILS authentication can share the same mechanism to mark the
3840 * connection fully authenticated, so set ft_completed also based on
3841 * FILS result.
3842 */
3843 if (!ft_completed)
3844 ft_completed = wpa_fils_is_completed(wpa_s->wpa);
3845 #endif /* EXT_CODE_CROP */
3846
3847 if (wpa_drv_get_bssid(wpa_s, bssid) < 0) {
3848 #ifndef EXT_CODE_CROP
3849 wpa_dbg(wpa_s, MSG_ERROR, "Failed to get BSSID");
3850 #endif /* EXT_CODE_CROP */
3851 wpa_supplicant_deauthenticate(
3852 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
3853 return;
3854 }
3855
3856 wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
3857 if (os_memcmp(bssid, wpa_s->bssid, ETH_ALEN) != 0) {
3858 #ifndef EXT_CODE_CROP
3859 if (os_reltime_initialized(&wpa_s->session_start)) {
3860 os_reltime_age(&wpa_s->session_start,
3861 &wpa_s->session_length);
3862 wpa_s->session_start.sec = 0;
3863 wpa_s->session_start.usec = 0;
3864 wpas_notify_session_length(wpa_s);
3865 } else {
3866 wpas_notify_auth_changed(wpa_s);
3867 os_get_reltime(&wpa_s->session_start);
3868 }
3869 #endif /* EXT_CODE_CROP */
3870 #ifndef CONFIG_NO_RANDOM_POOL
3871 random_add_randomness(bssid, ETH_ALEN);
3872 #endif /* CONFIG_NO_RANDOM_POOL */
3873 wpa_dbg(wpa_s, MSG_DEBUG, "Associated to a new BSS: BSSID="
3874 MACSTR, MAC2STR(bssid));
3875 new_bss = 1;
3876 os_memcpy(wpa_s->bssid, bssid, ETH_ALEN);
3877 os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
3878 #ifdef CONFIG_IEEE80211R
3879 wpas_notify_bssid_changed(wpa_s);
3880 if (wpa_supplicant_dynamic_keys(wpa_s) && !ft_completed)
3881 #else
3882 if (wpa_supplicant_dynamic_keys(wpa_s))
3883 #endif /* CONFIG_IEEE80211R */
3884 {
3885 wpa_clear_keys(wpa_s, bssid);
3886 }
3887 if (wpa_supplicant_select_config(wpa_s) < 0) {
3888 wpa_supplicant_deauthenticate(
3889 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
3890 return;
3891 }
3892 }
3893
3894 if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
3895 data && wpa_supplicant_use_own_rsne_params(wpa_s, data) < 0)
3896 return;
3897
3898 #ifndef EXT_CODE_CROP
3899 multi_ap_set_4addr_mode(wpa_s);
3900 if (wpa_s->conf->ap_scan == 1 &&
3901 wpa_s->drv_flags & WPA_DRIVER_FLAGS_BSS_SELECTION) {
3902 if (wpa_supplicant_assoc_update_ie(wpa_s) < 0 && new_bss)
3903 wpa_msg(wpa_s, MSG_WARNING,
3904 "WPA/RSN IEs not updated");
3905 }
3906
3907 wpas_fst_update_mb_assoc(wpa_s, data);
3908 #endif /* EXT_CODE_CROP */
3909 #ifdef CONFIG_IEEE80211R
3910 if (wpa_supplicant_assoc_update_ie(wpa_s) < 0 && new_bss)
3911 wpa_msg(wpa_s, MSG_WARNING,"WPA/RSN IEs not updated");
3912 #endif
3913 #ifdef CONFIG_SME
3914 os_memcpy(wpa_s->sme.prev_bssid, bssid, ETH_ALEN);
3915 wpa_s->sme.prev_bssid_set = 1;
3916 wpa_s->sme.last_unprot_disconnect.sec = 0;
3917 #endif /* CONFIG_SME */
3918 #ifndef EXT_CODE_CROP
3919 wpa_msg(wpa_s, MSG_INFO, "Associated with " MACSTR, MAC2STR(bssid));
3920 if (wpa_s->current_ssid) {
3921 /* When using scanning (ap_scan=1), SIM PC/SC interface can be
3922 * initialized before association, but for other modes,
3923 * initialize PC/SC here, if the current configuration needs
3924 * smartcard or SIM/USIM. */
3925 wpa_supplicant_scard_init(wpa_s, wpa_s->current_ssid);
3926 }
3927 #endif /* EXT_CODE_CROP */
3928 wpa_sm_notify_assoc(wpa_s->wpa, bssid);
3929
3930 #ifdef CONFIG_WAPI
3931 if (wpa_s->key_mgmt == WPA_KEY_MGMT_WAPI_PSK) {
3932 wapi_asue_event(wpa_s, EVENT_ASSOC, data);
3933 wpas_wps_notify_assoc(wpa_s, bssid);
3934 return;
3935 }
3936 #endif /* CONFIG_WAPI */
3937
3938 #ifndef EXT_CODE_CROP
3939 if (wpa_s->l2)
3940 l2_packet_notify_auth_start(wpa_s->l2);
3941 #endif /* EXT_CODE_CROP */
3942
3943 already_authorized = data && data->assoc_info.authorized;
3944
3945 /*
3946 * Set portEnabled first to false in order to get EAP state machine out
3947 * of the SUCCESS state and eapSuccess cleared. Without this, EAPOL PAE
3948 * state machine may transit to AUTHENTICATING state based on obsolete
3949 * eapSuccess and then trigger BE_AUTH to SUCCESS and PAE to
3950 * AUTHENTICATED without ever giving chance to EAP state machine to
3951 * reset the state.
3952 */
3953 if (!ft_completed && !already_authorized) {
3954 eapol_sm_notify_portEnabled(wpa_s->eapol, false);
3955 eapol_sm_notify_portValid(wpa_s->eapol, false);
3956 }
3957 if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
3958 #ifndef EXT_WPA_KEY_MGMT_CROP
3959 wpa_s->key_mgmt == WPA_KEY_MGMT_DPP ||
3960 #endif /* EXT_WPA_KEY_MGMT_CROP */
3961 wpa_s->key_mgmt == WPA_KEY_MGMT_OWE ||
3962 #ifdef CONFIG_IEEE80211R
3963 ft_completed ||
3964 #endif /* CONFIG_IEEE80211R */
3965 already_authorized || wpa_s->drv_authorized_port)
3966 eapol_sm_notify_eap_success(wpa_s->eapol, false);
3967 /* 802.1X::portControl = Auto */
3968 eapol_sm_notify_portEnabled(wpa_s->eapol, true);
3969 wpa_s->eapol_received = 0;
3970 if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
3971 #ifndef EXT_WPA_KEY_MGMT_CROP
3972 wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE ||
3973 #endif /* EXT_WPA_KEY_MGMT_CROP */
3974 (wpa_s->current_ssid &&
3975 wpa_s->current_ssid->mode == WPAS_MODE_IBSS)) {
3976 #ifndef EXT_WPA_KEY_MGMT_CROP
3977 if (wpa_s->current_ssid &&
3978 wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE &&
3979 (wpa_s->drv_flags &
3980 WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE)) {
3981 /*
3982 * Set the key after having received joined-IBSS event
3983 * from the driver.
3984 */
3985 wpa_supplicant_set_wpa_none_key(wpa_s,
3986 wpa_s->current_ssid);
3987 }
3988 #endif /* EXT_WPA_KEY_MGMT_CROP */
3989 wpa_supplicant_cancel_auth_timeout(wpa_s);
3990 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
3991 } else if (!ft_completed) {
3992 /* Timeout for receiving the first EAPOL packet */
3993 wpa_supplicant_req_auth_timeout(wpa_s, 10, 0);
3994 }
3995 wpa_supplicant_cancel_scan(wpa_s);
3996 #ifdef CONFIG_IEEE80211R
3997 if (ft_completed) {
3998 /*
3999 * FT protocol completed - make sure EAPOL state machine ends
4000 * up in authenticated.
4001 */
4002 wpa_supplicant_cancel_auth_timeout(wpa_s);
4003 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
4004 eapol_sm_notify_portValid(wpa_s->eapol, true);
4005 eapol_sm_notify_eap_success(wpa_s->eapol, true);
4006 } else if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK) &&
4007 wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt)) {
4008 /*
4009 * We are done; the driver will take care of RSN 4-way
4010 * handshake.
4011 */
4012 wpa_supplicant_cancel_auth_timeout(wpa_s);
4013 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
4014 eapol_sm_notify_portValid(wpa_s->eapol, true);
4015 eapol_sm_notify_eap_success(wpa_s->eapol, true);
4016 } else if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X) &&
4017 wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
4018 /*
4019 * The driver will take care of RSN 4-way handshake, so we need
4020 * to allow EAPOL supplicant to complete its work without
4021 * waiting for WPA supplicant.
4022 */
4023 eapol_sm_notify_portValid(wpa_s->eapol, true);
4024 }
4025
4026 wpa_s->last_eapol_matches_bssid = 0;
4027
4028 #ifdef CONFIG_TESTING_OPTIONS
4029 if (wpa_s->rsne_override_eapol) {
4030 wpa_printf(MSG_DEBUG,
4031 "TESTING: RSNE EAPOL-Key msg 2/4 override");
4032 wpa_sm_set_assoc_wpa_ie(wpa_s->wpa,
4033 wpabuf_head(wpa_s->rsne_override_eapol),
4034 wpabuf_len(wpa_s->rsne_override_eapol));
4035 }
4036 if (wpa_s->rsnxe_override_eapol) {
4037 wpa_printf(MSG_DEBUG,
4038 "TESTING: RSNXE EAPOL-Key msg 2/4 override");
4039 wpa_sm_set_assoc_rsnxe(wpa_s->wpa,
4040 wpabuf_head(wpa_s->rsnxe_override_eapol),
4041 wpabuf_len(wpa_s->rsnxe_override_eapol));
4042 }
4043 #endif /* CONFIG_TESTING_OPTIONS */
4044 #endif /* CONFIG_IEEE80211R */
4045 #ifndef EXT_CODE_CROP
4046
4047 if (wpa_s->pending_eapol_rx) {
4048 struct os_reltime now, age;
4049 os_get_reltime(&now);
4050 os_reltime_sub(&now, &wpa_s->pending_eapol_rx_time, &age);
4051 if (age.sec == 0 && age.usec < 200000 &&
4052 os_memcmp(wpa_s->pending_eapol_rx_src, bssid, ETH_ALEN) ==
4053 0) {
4054 wpa_dbg(wpa_s, MSG_DEBUG, "Process pending EAPOL "
4055 "frame that was received just before "
4056 "association notification");
4057 wpa_supplicant_rx_eapol(
4058 wpa_s, wpa_s->pending_eapol_rx_src,
4059 wpabuf_head(wpa_s->pending_eapol_rx),
4060 wpabuf_len(wpa_s->pending_eapol_rx));
4061 }
4062 wpabuf_free(wpa_s->pending_eapol_rx);
4063 wpa_s->pending_eapol_rx = NULL;
4064 }
4065 #endif /* EXT_CODE_CROP */
4066 #ifdef CONFIG_WEP
4067 #ifndef EXT_CODE_CROP
4068 if ((wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
4069 wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) &&
4070 wpa_s->current_ssid &&
4071 (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE)) {
4072 #else
4073 if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
4074 #endif /* EXT_CODE_CROP */
4075 /* Set static WEP keys again */
4076 wpa_set_wep_keys(wpa_s, wpa_s->current_ssid);
4077 }
4078 #endif /* CONFIG_WEP */
4079
4080 #ifdef CONFIG_IBSS_RSN
4081 if (wpa_s->current_ssid &&
4082 wpa_s->current_ssid->mode == WPAS_MODE_IBSS &&
4083 wpa_s->key_mgmt != WPA_KEY_MGMT_NONE &&
4084 wpa_s->key_mgmt != WPA_KEY_MGMT_WPA_NONE &&
4085 wpa_s->ibss_rsn == NULL) {
4086 wpa_s->ibss_rsn = ibss_rsn_init(wpa_s, wpa_s->current_ssid);
4087 if (!wpa_s->ibss_rsn) {
4088 wpa_msg(wpa_s, MSG_INFO, "Failed to init IBSS RSN");
4089 wpa_supplicant_deauthenticate(
4090 wpa_s, WLAN_REASON_DEAUTH_LEAVING);
4091 return;
4092 }
4093
4094 ibss_rsn_set_psk(wpa_s->ibss_rsn, wpa_s->current_ssid->psk);
4095 }
4096 #endif /* CONFIG_IBSS_RSN */
4097
4098 wpas_wps_notify_assoc(wpa_s, bssid);
4099
4100 #ifdef CONFIG_WMM_AC
4101 if (data) {
4102 wmm_ac_notify_assoc(wpa_s, data->assoc_info.resp_ies,
4103 data->assoc_info.resp_ies_len,
4104 &data->assoc_info.wmm_params);
4105
4106 if (wpa_s->reassoc_same_bss)
4107 wmm_ac_restore_tspecs(wpa_s);
4108 }
4109 #endif /* CONFIG_WMM_AC */
4110 #if defined(CONFIG_FILS) || defined(CONFIG_MBO)
4111 bss = wpa_bss_get_bssid(wpa_s, bssid);
4112 #endif /* CONFIG_FILS || CONFIG_MBO */
4113 #ifdef CONFIG_FILS
4114 if (wpa_key_mgmt_fils(wpa_s->key_mgmt)) {
4115 const u8 *fils_cache_id = wpa_bss_get_fils_cache_id(bss);
4116
4117 if (fils_cache_id)
4118 wpa_sm_set_fils_cache_id(wpa_s->wpa, fils_cache_id);
4119 }
4120 #endif /* CONFIG_FILS */
4121
4122 #ifdef CONFIG_MBO
4123 wpas_mbo_check_pmf(wpa_s, bss, wpa_s->current_ssid);
4124 os_free_drv_scan_bss(bss);
4125 #endif /* CONFIG_MBO */
4126
4127 #ifdef CONFIG_DPP2
4128 wpa_s->dpp_pfs_fallback = 0;
4129 #endif /* CONFIG_DPP2 */
4130 }
4131
4132 #ifndef EXT_CODE_CROP
4133 static int disconnect_reason_recoverable(u16 reason_code)
4134 {
4135 return reason_code == WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY ||
4136 reason_code == WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA ||
4137 reason_code == WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA;
4138 }
4139 #endif /* EXT_CODE_CROP */
4140
4141 static void wpa_supplicant_event_disassoc(struct wpa_supplicant *wpa_s,
4142 u16 reason_code,
4143 int locally_generated)
4144 {
4145 const u8 *bssid;
4146
4147 #ifndef EXT_WPA_KEY_MGMT_CROP
4148 if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) {
4149 /*
4150 * At least Host AP driver and a Prism3 card seemed to be
4151 * generating streams of disconnected events when configuring
4152 * IBSS for WPA-None. Ignore them for now.
4153 */
4154 return;
4155 }
4156 #endif /* EXT_WPA_KEY_MGMT_CROP */
4157
4158 #ifdef CONFIG_WAPI
4159 if (wpa_s->key_mgmt == WPA_KEY_MGMT_WAPI_PSK)
4160 wapi_asue_event(wpa_s, EVENT_DISASSOC, NULL);
4161 #endif /* CONFIG_WAPI */
4162
4163 bssid = wpa_s->bssid;
4164 if (is_zero_ether_addr(bssid))
4165 bssid = wpa_s->pending_bssid;
4166
4167 if (!is_zero_ether_addr(bssid) ||
4168 wpa_s->wpa_state >= WPA_AUTHENTICATING) {
4169 wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid=" MACSTR
4170 " reason=%d%s",
4171 MAC2STR(bssid), reason_code,
4172 locally_generated ? " locally_generated=1" : "");
4173 if (wpa_is_sta(wpa_s) == WPA_FLAG_ON) {
4174 if (!g_reconnect_set.enable)
4175 g_connecting_flag = WPA_FLAG_OFF;
4176
4177 if ((g_fast_connect_flag == WPA_FLAG_ON) && (g_fast_connect_scan_flag == WPA_FLAG_ON))
4178 (void)os_event_write(g_wpa_event, WPA_EVENT_QUICK_CONNECT_ERROR);
4179 }
4180 }
4181 }
4182
4183 static int could_be_psk_mismatch(struct wpa_supplicant *wpa_s, u16 reason_code,
4184 int locally_generated)
4185 {
4186 #ifdef LOS_WPA_PATCH
4187 /* wpa3 ������Կ��auth�ͻ�У��, ʧ��ʱ�������ϱ�WLAN_MAC_EXT_AUTH_FAIL + status�Ĵ�����;
4188 ��status < 16ʱ, ��Ϊ������ܴ���, ��������DZ��Զ����� */
4189 if (wpa_key_mgmt_sae(wpa_s->key_mgmt) && wpa_s->wpa_state == WPA_ASSOCIATING
4190 && reason_code < WLAN_REASON_GROUP_KEY_UPDATE_TIMEOUT + WLAN_MAC_EXT_AUTH_FAIL) {
4191 return 1;
4192 }
4193 /* ��Ҫ����У�鳡���£�δ�յ�4-1 eapol֡Ҳ��Ϊ��������� */
4194 if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) && wpa_s->wpa_state == WPA_ASSOCIATED &&
4195 reason_code == WLAN_REASON_DEAUTH_LEAVING) {
4196 return 1;
4197 }
4198 #endif
4199 if (wpa_s->wpa_state != WPA_4WAY_HANDSHAKE ||
4200 !wpa_s->new_connection ||
4201 !wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
4202 wpa_key_mgmt_sae(wpa_s->key_mgmt))
4203 return 0; /* Not in initial 4-way handshake with PSK */
4204
4205 /*
4206 * It looks like connection was lost while trying to go through PSK
4207 * 4-way handshake. Filter out known disconnection cases that are caused
4208 * by something else than PSK mismatch to avoid confusing reports.
4209 */
4210
4211 if (locally_generated) {
4212 if (reason_code == WLAN_REASON_IE_IN_4WAY_DIFFERS)
4213 return 0;
4214 }
4215
4216 return 1;
4217 }
4218
4219 #ifdef CONFIG_SSID_RECONNECT
4220 static void wpa_supplicatn_ssid_reconnect(void *eloop_ctx, void *timeout_ctx)
4221 {
4222 (void)timeout_ctx;
4223 if (g_conf_aps_bssid == NULL || eloop_ctx == NULL)
4224 return;
4225 struct wpa_supplicant *wpa_s = eloop_ctx;
4226 struct wpa_bss *last_bss = *(g_conf_aps_bssid + g_ssid_reconn_count - 1);
4227 wpa_supplicant_cancel_scan(wpa_s);
4228 if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
4229 wpas_connection_failed(wpa_s, last_bss->bssid);
4230 if (g_ssid_reconn_count < g_ssid_reconn_max_count) {
4231 struct wpa_bss *bss = *(g_conf_aps_bssid + g_ssid_reconn_count);
4232 struct wpa_ssid *ssid = wpa_s->current_ssid;
4233 g_ssid_reconn_count++;
4234 if (ssid != NULL && bss != NULL && wpa_supplicant_connect(wpa_s, bss, ssid) < 0)
4235 wpa_error_log0(MSG_DEBUG, "Auto ssid_reconnect failed!");
4236 }
4237 }
4238 #endif
4239
4240 static void wpa_supplicant_event_disassoc_finish(struct wpa_supplicant *wpa_s,
4241 u16 reason_code,
4242 int locally_generated)
4243 {
4244 const u8 *bssid;
4245 int authenticating;
4246 u8 prev_pending_bssid[ETH_ALEN];
4247 struct wpa_bss *fast_reconnect = NULL;
4248 struct wpa_ssid *fast_reconnect_ssid = NULL;
4249 struct wpa_ssid *last_ssid;
4250 struct wpa_bss *curr = NULL;
4251
4252 authenticating = wpa_s->wpa_state == WPA_AUTHENTICATING;
4253 os_memcpy(prev_pending_bssid, wpa_s->pending_bssid, ETH_ALEN);
4254 #ifndef EXT_WPA_KEY_MGMT_CROP
4255 if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) {
4256 /*
4257 * At least Host AP driver and a Prism3 card seemed to be
4258 * generating streams of disconnected events when configuring
4259 * IBSS for WPA-None. Ignore them for now.
4260 */
4261 wpa_dbg(wpa_s, MSG_DEBUG, "Disconnect event - ignore in "
4262 "IBSS/WPA-None mode");
4263 return;
4264 }
4265 #endif /* EXT_WPA_KEY_MGMT_CROP */
4266 if (!wpa_s->disconnected && wpa_s->wpa_state >= WPA_AUTHENTICATING &&
4267 reason_code == WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY &&
4268 locally_generated)
4269 /*
4270 * Remove the inactive AP (which is probably out of range) from
4271 * the BSS list after marking disassociation. In particular
4272 * mac80211-based drivers use the
4273 * WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY reason code in
4274 * locally generated disconnection events for cases where the
4275 * AP does not reply anymore.
4276 */
4277 curr = wpa_s->current_bss;
4278
4279 if (could_be_psk_mismatch(wpa_s, reason_code, locally_generated)) {
4280 wpa_msg(wpa_s, MSG_INFO, "WPA: 4-Way Handshake failed - "
4281 "pre-shared key may be incorrect");
4282 #ifdef CONFIG_P2P
4283 if (wpas_p2p_4way_hs_failed(wpa_s) > 0)
4284 return; /* P2P group removed */
4285 #endif /* CONFIG_P2P */
4286 #ifndef EXT_CODE_CROP
4287 wpas_auth_failed(wpa_s, "WRONG_KEY");
4288 #endif /* EXT_CODE_CROP */
4289 #ifdef CONFIG_DPP2
4290 wpas_dpp_send_conn_status_result(wpa_s,
4291 DPP_STATUS_AUTH_FAILURE);
4292 #endif /* CONFIG_DPP2 */
4293 }
4294
4295 #ifdef CONFIG_SSID_RECONNECT
4296 if (g_ssid_reconn_count < g_ssid_reconn_max_count) {
4297 (void)eloop_register_timeout(0, 5, wpa_supplicatn_ssid_reconnect, wpa_s, NULL); /* 5ms timeout */
4298 return;
4299 }
4300 #endif
4301
4302 if (!wpa_s->disconnected &&
4303 #ifndef LOS_WPA_PATCH
4304 (!wpa_s->auto_reconnect_disabled ||
4305 #else
4306 (g_reconnect_set.enable ||
4307 #endif /* LOS_WPA_PATCH */
4308 wpa_s->key_mgmt == WPA_KEY_MGMT_WPS ||
4309 wpas_wps_searching(wpa_s) ||
4310 wpas_wps_reenable_networks_pending(wpa_s))) {
4311 wpa_dbg(wpa_s, MSG_DEBUG, "Auto connect enabled: try to "
4312 "reconnect (wps=%d/%d wpa_state=%d)",
4313 wpa_s->key_mgmt == WPA_KEY_MGMT_WPS,
4314 wpas_wps_searching(wpa_s),
4315 wpa_s->wpa_state);
4316 #ifndef LOS_WPA_PATCH
4317 if (wpa_s->wpa_state == WPA_COMPLETED &&
4318 wpa_s->current_ssid &&
4319 wpa_s->current_ssid->mode == WPAS_MODE_INFRA &&
4320 (wpa_s->own_reconnect_req ||
4321 (!locally_generated &&
4322 disconnect_reason_recoverable(reason_code)))) {
4323 /*
4324 * It looks like the AP has dropped association with
4325 * us, but could allow us to get back in. This is also
4326 * triggered for cases where local reconnection request
4327 * is used to force reassociation with the same BSS.
4328 * Try to reconnect to the same BSS without a full scan
4329 * to save time for some common cases.
4330 */
4331 fast_reconnect = wpa_s->current_bss;
4332 fast_reconnect_ssid = wpa_s->current_ssid;
4333 } else if (wpa_s->wpa_state >= WPA_ASSOCIATING) {
4334 wpa_supplicant_req_scan(wpa_s, 0, 100000);
4335 } else {
4336 wpa_dbg(wpa_s, MSG_DEBUG, "Do not request new "
4337 "immediate scan");
4338 #else
4339 if (wpa_check_reconnect_timeout_match(wpa_s)) {
4340 (void)eloop_register_timeout(g_reconnect_set.timeout, 0,
4341 wpa_supplicant_reconnect_timeout, wpa_s, NULL);
4342 g_reconnect_set.pending_flag = WPA_FLAG_ON;
4343 g_connecting_flag = WPA_FLAG_ON;
4344 osal_printk("Auto connect enabled: try to reconnect\r\n");
4345 if ((g_connecting_ssid != NULL) && (g_connecting_ssid->frequency == 0)) {
4346 g_reconnect_set.try_freq_scan_count = WPA_MAX_TRY_FREQ_SCAN_CNT;
4347 g_connecting_ssid->frequency = (int)wpa_s->assoc_freq;
4348 }
4349 }
4350
4351 if (wpa_s->wpa_state >= WPA_ASSOCIATING) {
4352 if ((wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) || (g_reconnect_set.pending_flag == WPA_FLAG_ON) ||
4353 (g_reconnect_set.timeout == WIFI_MAX_RECONNECT_TIMEOUT))
4354 wpa_supplicant_req_scan(wpa_s, 0, 50000);
4355 } else
4356 wpa_dbg(wpa_s, MSG_DEBUG, "Do not request new "
4357 "immediate scan");
4358 #endif /* LOS_WPA_PATCH */
4359 } else {
4360 wpa_dbg(wpa_s, MSG_DEBUG, "Auto connect disabled: do not "
4361 "try to re-connect");
4362 wpa_s->reassociate = 0;
4363 wpa_s->disconnected = 1;
4364
4365 #ifndef EXT_CODE_CROP
4366 if (!wpa_s->pno)
4367 wpa_supplicant_cancel_sched_scan(wpa_s);
4368 #endif /* EXT_CODE_CROP */
4369 }
4370 bssid = wpa_s->bssid;
4371 if (is_zero_ether_addr(bssid))
4372 bssid = wpa_s->pending_bssid;
4373 if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
4374 wpas_connection_failed(wpa_s, bssid);
4375 #ifdef CONFIG_SSID_RECONNECT
4376 (void)los_remove_bss_with_same_ssid(wpa_s);
4377 #endif
4378 if (g_sta_delay_report_flag == WPA_FLAG_OFF)
4379 uapi_at_printf("+NOTICE:DISCONNECTED\r\n");
4380 #ifndef EXT_CODE_CROP
4381 else
4382 wpa_save_disconnect_event(wpa_s, bssid, reason_code);
4383 #endif
4384 #ifdef LOS_WPA_PATCH
4385 if ((g_wpa_event_cb != NULL) && (g_sta_delay_report_flag == WPA_FLAG_OFF)) {
4386 event_wifi_disconnected disconnect = {0};
4387
4388 (void)os_memcpy(disconnect.ifname, wpa_s->ifname, WIFI_IFNAME_MAX_SIZE);
4389 (void)os_memcpy(disconnect.bssid, bssid, ETH_ALEN);
4390 disconnect.reason_code = reason_code;
4391 disconnect.locally_generated = locally_generated;
4392 disconnect.wpa_state = wpa_s->wpa_state;
4393 /*
4394 ������������������2��: wpa3:auth; ��������:eapol
4395 1) eapol�������������2�����
4396 a) �Զ�У��ʧ��������deauth��, ��ʱֱ���ϱ�
4397 b) ���ڶԶ�����Ӧ, sta������deauth��, reasonΪ3, ��ʱ��reasonתΪ15�ϱ���Ӧ��
4398 2) wpa3 auth�����������
4399 wpa3������authУ��, ����У��ʧ��ʱ���ϱ�ʧ��status + WLAN_MAC_EXT_AUTH_FAIL��reason, ��ʱתΪ15����Ӧ��
4400 */
4401 if (could_be_psk_mismatch(wpa_s, reason_code, locally_generated) &&
4402 ((locally_generated == 1 && reason_code == WLAN_REASON_DEAUTH_LEAVING) || reason_code >= WLAN_MAC_EXT_AUTH_FAIL)) {
4403 wpa_warning_log1(MSG_DEBUG, "wpa_supplicant_event_disassoc_finish eapol err convert reason[%d] to WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT", reason_code);
4404 disconnect.reason_code = WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT;
4405 }
4406 wpa_comm_event_report(EXT_WIFI_EVT_DISCONNECTED, wpa_s, &disconnect);
4407 }
4408 #endif /* LOS_WPA_PATCH */
4409 }
4410 wpa_sm_notify_disassoc(wpa_s->wpa);
4411 ptksa_cache_flush(wpa_s->ptksa, wpa_s->bssid, WPA_CIPHER_NONE);
4412
4413 if (locally_generated)
4414 wpa_s->disconnect_reason = -reason_code;
4415 else
4416 wpa_s->disconnect_reason = reason_code;
4417 #ifndef EXT_CODE_CROP
4418 wpas_notify_disconnect_reason(wpa_s);
4419 #endif /* EXT_CODE_CROP */
4420 if (wpa_supplicant_dynamic_keys(wpa_s)) {
4421 wpa_dbg(wpa_s, MSG_DEBUG, "Disconnect event - remove keys");
4422 wpa_clear_keys(wpa_s, wpa_s->bssid);
4423 }
4424 #ifndef EXT_CODE_CROP
4425 last_ssid = wpa_s->current_ssid;
4426 #endif /* EXT_CODE_CROP */
4427 wpa_supplicant_mark_disassoc(wpa_s);
4428 #ifdef LOS_WPA_PATCH
4429 if ((wpa_s->key_mgmt == WPA_KEY_MGMT_WPS) || (g_reconnect_set.pending_flag == WPA_FLAG_ON) ||
4430 (g_reconnect_set.timeout == WIFI_MAX_RECONNECT_TIMEOUT))
4431 wpa_bss_flush(wpa_s);
4432 #endif /* LOS_WPA_PATCH */
4433
4434 if (curr)
4435 wpa_bss_remove(wpa_s, curr, "Connection to AP lost");
4436
4437 #ifndef EXT_CODE_CROP
4438 if (authenticating && (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)) {
4439 sme_disassoc_while_authenticating(wpa_s, prev_pending_bssid);
4440 wpa_s->current_ssid = last_ssid;
4441 }
4442
4443 if (fast_reconnect &&
4444 !wpas_network_disabled(wpa_s, fast_reconnect_ssid) &&
4445 !disallowed_bssid(wpa_s, fast_reconnect->bssid) &&
4446 !disallowed_ssid(wpa_s, fast_reconnect->ssid,
4447 fast_reconnect->ssid_len) &&
4448 !wpas_temp_disabled(wpa_s, fast_reconnect_ssid) &&
4449 !wpa_is_bss_tmp_disallowed(wpa_s, fast_reconnect)) {
4450 #ifndef CONFIG_NO_SCAN_PROCESSING
4451 wpa_dbg(wpa_s, MSG_DEBUG, "Try to reconnect to the same BSS");
4452 if (wpa_supplicant_connect(wpa_s, fast_reconnect,
4453 fast_reconnect_ssid) < 0) {
4454 /* Recover through full scan */
4455 wpa_supplicant_req_scan(wpa_s, 0, 100000);
4456 }
4457 #endif /* CONFIG_NO_SCAN_PROCESSING */
4458 } else if (fast_reconnect) {
4459 /*
4460 * Could not reconnect to the same BSS due to network being
4461 * disabled. Use a new scan to match the alternative behavior
4462 * above, i.e., to continue automatic reconnection attempt in a
4463 * way that enforces disabled network rules.
4464 */
4465 wpa_supplicant_req_scan(wpa_s, 0, 100000);
4466 }
4467 #endif /* EXT_CODE_CROP */
4468 }
4469
4470 #ifndef EXT_CODE_CROP
4471 #ifdef CONFIG_DELAYED_MIC_ERROR_REPORT
4472 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx)
4473 {
4474 struct wpa_supplicant *wpa_s = eloop_ctx;
4475
4476 if (!wpa_s->pending_mic_error_report)
4477 return;
4478
4479 wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Sending pending MIC error report");
4480 wpa_sm_key_request(wpa_s->wpa, 1, wpa_s->pending_mic_error_pairwise);
4481 wpa_s->pending_mic_error_report = 0;
4482 }
4483 #endif /* CONFIG_DELAYED_MIC_ERROR_REPORT */
4484
4485
4486 static void
4487 wpa_supplicant_event_michael_mic_failure(struct wpa_supplicant *wpa_s,
4488 union wpa_event_data *data)
4489 {
4490 int pairwise;
4491 struct os_reltime t;
4492
4493 wpa_msg(wpa_s, MSG_WARNING, "Michael MIC failure detected");
4494 pairwise = (data && data->michael_mic_failure.unicast);
4495 os_get_reltime(&t);
4496 if ((wpa_s->last_michael_mic_error.sec &&
4497 !os_reltime_expired(&t, &wpa_s->last_michael_mic_error, 60)) ||
4498 wpa_s->pending_mic_error_report) {
4499 if (wpa_s->pending_mic_error_report) {
4500 /*
4501 * Send the pending MIC error report immediately since
4502 * we are going to start countermeasures and AP better
4503 * do the same.
4504 */
4505 wpa_sm_key_request(wpa_s->wpa, 1,
4506 wpa_s->pending_mic_error_pairwise);
4507 }
4508
4509 /* Send the new MIC error report immediately since we are going
4510 * to start countermeasures and AP better do the same.
4511 */
4512 wpa_sm_key_request(wpa_s->wpa, 1, pairwise);
4513
4514 /* initialize countermeasures */
4515 wpa_s->countermeasures = 1;
4516 #ifndef EXT_CODE_CROP
4517 wpa_bssid_ignore_add(wpa_s, wpa_s->bssid);
4518 #endif
4519 wpa_msg(wpa_s, MSG_WARNING, "TKIP countermeasures started");
4520
4521 /*
4522 * Need to wait for completion of request frame. We do not get
4523 * any callback for the message completion, so just wait a
4524 * short while and hope for the best. */
4525 os_sleep(0, 10000);
4526
4527 wpa_drv_set_countermeasures(wpa_s, 1);
4528 wpa_supplicant_deauthenticate(wpa_s,
4529 WLAN_REASON_MICHAEL_MIC_FAILURE);
4530 eloop_cancel_timeout(wpa_supplicant_stop_countermeasures,
4531 wpa_s, NULL);
4532 eloop_register_timeout(60, 0,
4533 wpa_supplicant_stop_countermeasures,
4534 wpa_s, NULL);
4535 /* TODO: mark the AP rejected for 60 second. STA is
4536 * allowed to associate with another AP.. */
4537 } else {
4538 #ifdef CONFIG_DELAYED_MIC_ERROR_REPORT
4539 if (wpa_s->mic_errors_seen) {
4540 /*
4541 * Reduce the effectiveness of Michael MIC error
4542 * reports as a means for attacking against TKIP if
4543 * more than one MIC failure is noticed with the same
4544 * PTK. We delay the transmission of the reports by a
4545 * random time between 0 and 60 seconds in order to
4546 * force the attacker wait 60 seconds before getting
4547 * the information on whether a frame resulted in a MIC
4548 * failure.
4549 */
4550 u8 rval[4];
4551 int sec;
4552
4553 if (os_get_random(rval, sizeof(rval)) < 0)
4554 sec = os_random() % 60;
4555 else
4556 sec = WPA_GET_BE32(rval) % 60;
4557 wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Delay MIC error "
4558 "report %d seconds", sec);
4559 wpa_s->pending_mic_error_report = 1;
4560 wpa_s->pending_mic_error_pairwise = pairwise;
4561 eloop_cancel_timeout(
4562 wpa_supplicant_delayed_mic_error_report,
4563 wpa_s, NULL);
4564 eloop_register_timeout(
4565 sec, os_random() % 1000000,
4566 wpa_supplicant_delayed_mic_error_report,
4567 wpa_s, NULL);
4568 } else {
4569 wpa_sm_key_request(wpa_s->wpa, 1, pairwise);
4570 }
4571 #else /* CONFIG_DELAYED_MIC_ERROR_REPORT */
4572 wpa_sm_key_request(wpa_s->wpa, 1, pairwise);
4573 #endif /* CONFIG_DELAYED_MIC_ERROR_REPORT */
4574 }
4575 wpa_s->last_michael_mic_error = t;
4576 wpa_s->mic_errors_seen++;
4577 }
4578
4579
4580 #ifdef CONFIG_TERMINATE_ONLASTIF
4581 static int any_interfaces(struct wpa_supplicant *head)
4582 {
4583 struct wpa_supplicant *wpa_s;
4584
4585 for (wpa_s = head; wpa_s != NULL; wpa_s = wpa_s->next)
4586 if (!wpa_s->interface_removed)
4587 return 1;
4588 return 0;
4589 }
4590 #endif /* CONFIG_TERMINATE_ONLASTIF */
4591
4592
4593 static void
4594 wpa_supplicant_event_interface_status(struct wpa_supplicant *wpa_s,
4595 union wpa_event_data *data)
4596 {
4597 if (os_strcmp(wpa_s->ifname, data->interface_status.ifname) != 0)
4598 return;
4599
4600 switch (data->interface_status.ievent) {
4601 case EVENT_INTERFACE_ADDED:
4602 if (!wpa_s->interface_removed)
4603 break;
4604 wpa_s->interface_removed = 0;
4605 wpa_dbg(wpa_s, MSG_DEBUG, "Configured interface was added");
4606 if (wpa_supplicant_driver_init(wpa_s) < 0) {
4607 wpa_msg(wpa_s, MSG_INFO, "Failed to initialize the "
4608 "driver after interface was added");
4609 }
4610
4611 #ifdef CONFIG_P2P
4612 if (!wpa_s->global->p2p &&
4613 !wpa_s->global->p2p_disabled &&
4614 !wpa_s->conf->p2p_disabled &&
4615 (wpa_s->drv_flags &
4616 WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) &&
4617 wpas_p2p_add_p2pdev_interface(
4618 wpa_s, wpa_s->global->params.conf_p2p_dev) < 0) {
4619 wpa_printf(MSG_INFO,
4620 "P2P: Failed to enable P2P Device interface");
4621 /* Try to continue without. P2P will be disabled. */
4622 }
4623 #endif /* CONFIG_P2P */
4624
4625 break;
4626 case EVENT_INTERFACE_REMOVED:
4627 wpa_dbg(wpa_s, MSG_DEBUG, "Configured interface was removed");
4628 wpa_s->interface_removed = 1;
4629 wpa_supplicant_mark_disassoc(wpa_s);
4630 wpa_supplicant_set_state(wpa_s, WPA_INTERFACE_DISABLED);
4631 l2_packet_deinit(wpa_s->l2);
4632 wpa_s->l2 = NULL;
4633
4634 #ifdef CONFIG_P2P
4635 if (wpa_s->global->p2p &&
4636 wpa_s->global->p2p_init_wpa_s->parent == wpa_s &&
4637 (wpa_s->drv_flags &
4638 WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE)) {
4639 wpa_dbg(wpa_s, MSG_DEBUG,
4640 "Removing P2P Device interface");
4641 wpa_supplicant_remove_iface(
4642 wpa_s->global, wpa_s->global->p2p_init_wpa_s,
4643 0);
4644 wpa_s->global->p2p_init_wpa_s = NULL;
4645 }
4646 #endif /* CONFIG_P2P */
4647
4648 #ifdef CONFIG_MATCH_IFACE
4649 if (wpa_s->matched) {
4650 wpa_supplicant_remove_iface(wpa_s->global, wpa_s, 0);
4651 break;
4652 }
4653 #endif /* CONFIG_MATCH_IFACE */
4654
4655 #ifdef CONFIG_TERMINATE_ONLASTIF
4656 /* check if last interface */
4657 if (!any_interfaces(wpa_s->global->ifaces))
4658 eloop_terminate();
4659 #endif /* CONFIG_TERMINATE_ONLASTIF */
4660 break;
4661 }
4662 }
4663
4664
4665 #ifdef CONFIG_TDLS
4666 static void wpa_supplicant_event_tdls(struct wpa_supplicant *wpa_s,
4667 union wpa_event_data *data)
4668 {
4669 if (data == NULL)
4670 return;
4671 switch (data->tdls.oper) {
4672 case TDLS_REQUEST_SETUP:
4673 wpa_tdls_remove(wpa_s->wpa, data->tdls.peer);
4674 if (wpa_tdls_is_external_setup(wpa_s->wpa))
4675 wpa_tdls_start(wpa_s->wpa, data->tdls.peer);
4676 else
4677 wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, data->tdls.peer);
4678 break;
4679 case TDLS_REQUEST_TEARDOWN:
4680 if (wpa_tdls_is_external_setup(wpa_s->wpa))
4681 wpa_tdls_teardown_link(wpa_s->wpa, data->tdls.peer,
4682 data->tdls.reason_code);
4683 else
4684 wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN,
4685 data->tdls.peer);
4686 break;
4687 case TDLS_REQUEST_DISCOVER:
4688 wpa_tdls_send_discovery_request(wpa_s->wpa,
4689 data->tdls.peer);
4690 break;
4691 }
4692 }
4693 #endif /* CONFIG_TDLS */
4694
4695
4696 #ifdef CONFIG_WNM
4697 static void wpa_supplicant_event_wnm(struct wpa_supplicant *wpa_s,
4698 union wpa_event_data *data)
4699 {
4700 if (data == NULL)
4701 return;
4702 switch (data->wnm.oper) {
4703 case WNM_OPER_SLEEP:
4704 wpa_printf(MSG_DEBUG, "Start sending WNM-Sleep Request "
4705 "(action=%d, intval=%d)",
4706 data->wnm.sleep_action, data->wnm.sleep_intval);
4707 ieee802_11_send_wnmsleep_req(wpa_s, data->wnm.sleep_action,
4708 data->wnm.sleep_intval, NULL);
4709 break;
4710 }
4711 }
4712 #endif /* CONFIG_WNM */
4713 #endif /* EXT_CODE_CROP */
4714
4715 #ifdef CONFIG_IEEE80211R
4716 static void
4717 wpa_supplicant_event_ft_response(struct wpa_supplicant *wpa_s,
4718 union wpa_event_data *data)
4719 {
4720 if (data == NULL)
4721 return;
4722
4723 if (wpa_ft_process_response(wpa_s->wpa, data->ft_ies.ies,
4724 data->ft_ies.ies_len,
4725 data->ft_ies.ft_action,
4726 data->ft_ies.target_ap,
4727 data->ft_ies.ric_ies,
4728 data->ft_ies.ric_ies_len) < 0) {
4729 /* TODO: prevent MLME/driver from trying to associate? */
4730 }
4731 }
4732 #endif /* CONFIG_IEEE80211R */
4733
4734
4735 #ifdef CONFIG_IBSS_RSN
4736 static void wpa_supplicant_event_ibss_rsn_start(struct wpa_supplicant *wpa_s,
4737 union wpa_event_data *data)
4738 {
4739 struct wpa_ssid *ssid;
4740 if (wpa_s->wpa_state < WPA_ASSOCIATED)
4741 return;
4742 if (data == NULL)
4743 return;
4744 ssid = wpa_s->current_ssid;
4745 if (ssid == NULL)
4746 return;
4747 if (ssid->mode != WPAS_MODE_IBSS || !wpa_key_mgmt_wpa(ssid->key_mgmt))
4748 return;
4749
4750 ibss_rsn_start(wpa_s->ibss_rsn, data->ibss_rsn_start.peer);
4751 }
4752
4753
4754 static void wpa_supplicant_event_ibss_auth(struct wpa_supplicant *wpa_s,
4755 union wpa_event_data *data)
4756 {
4757 struct wpa_ssid *ssid = wpa_s->current_ssid;
4758
4759 if (ssid == NULL)
4760 return;
4761
4762 /* check if the ssid is correctly configured as IBSS/RSN */
4763 if (ssid->mode != WPAS_MODE_IBSS || !wpa_key_mgmt_wpa(ssid->key_mgmt))
4764 return;
4765
4766 ibss_rsn_handle_auth(wpa_s->ibss_rsn, data->rx_mgmt.frame,
4767 data->rx_mgmt.frame_len);
4768 }
4769 #endif /* CONFIG_IBSS_RSN */
4770
4771
4772 #ifdef CONFIG_IEEE80211R
4773 static void ft_rx_action(struct wpa_supplicant *wpa_s, const u8 *data,
4774 size_t len)
4775 {
4776 const u8 *sta_addr, *target_ap_addr;
4777 u16 status;
4778
4779 wpa_hexdump(MSG_MSGDUMP, "FT: RX Action", data, len);
4780 if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME))
4781 return; /* only SME case supported for now */
4782 if (len < 1 + 2 * ETH_ALEN + 2)
4783 return;
4784 if (data[0] != 2)
4785 return; /* Only FT Action Response is supported for now */
4786 sta_addr = data + 1;
4787 target_ap_addr = data + 1 + ETH_ALEN;
4788 status = WPA_GET_LE16(data + 1 + 2 * ETH_ALEN);
4789 wpa_dbg(wpa_s, MSG_DEBUG, "FT: Received FT Action Response: STA "
4790 MACSTR " TargetAP " MACSTR " status %u",
4791 MAC2STR(sta_addr), MAC2STR(target_ap_addr), status);
4792
4793 if (os_memcmp(sta_addr, wpa_s->own_addr, ETH_ALEN) != 0) {
4794 wpa_dbg(wpa_s, MSG_DEBUG, "FT: Foreign STA Address " MACSTR
4795 " in FT Action Response", MAC2STR(sta_addr));
4796 return;
4797 }
4798
4799 if (status) {
4800 wpa_dbg(wpa_s, MSG_DEBUG, "FT: FT Action Response indicates "
4801 "failure (status code %d)", status);
4802 /* TODO: report error to FT code(?) */
4803 return;
4804 }
4805
4806 if (wpa_ft_process_response(wpa_s->wpa, data + 1 + 2 * ETH_ALEN + 2,
4807 len - (1 + 2 * ETH_ALEN + 2), 1,
4808 target_ap_addr, NULL, 0) < 0)
4809 return;
4810
4811 #ifdef CONFIG_SME
4812 {
4813 struct wpa_bss *bss;
4814 bss = wpa_bss_get_bssid(wpa_s, target_ap_addr);
4815 if (bss) {
4816 wpa_s->sme.freq = bss->freq;
4817 os_free_drv_scan_bss(bss);
4818 }
4819 wpa_s->sme.auth_alg = WPA_AUTH_ALG_FT;
4820 #ifndef LTOS_CONFIG_NO_INTERNAL_SME
4821 sme_associate(wpa_s, WPAS_MODE_INFRA, target_ap_addr,
4822 WLAN_AUTH_FT);
4823 #endif /* LTOS_CONFIG_NO_INTERNAL_SME */
4824 }
4825 #endif /* CONFIG_SME */
4826 }
4827 #endif /* CONFIG_IEEE80211R */
4828
4829 #ifndef EXT_CODE_CROP
4830 static void wpa_supplicant_event_unprot_deauth(struct wpa_supplicant *wpa_s,
4831 struct unprot_deauth *e)
4832 {
4833 wpa_printf(MSG_DEBUG, "Unprotected Deauthentication frame "
4834 "dropped: " MACSTR " -> " MACSTR
4835 " (reason code %u)",
4836 MAC2STR(e->sa), MAC2STR(e->da), e->reason_code);
4837 sme_event_unprot_disconnect(wpa_s, e->sa, e->da, e->reason_code);
4838 }
4839
4840
4841 static void wpa_supplicant_event_unprot_disassoc(struct wpa_supplicant *wpa_s,
4842 struct unprot_disassoc *e)
4843 {
4844 wpa_printf(MSG_DEBUG, "Unprotected Disassociation frame "
4845 "dropped: " MACSTR " -> " MACSTR
4846 " (reason code %u)",
4847 MAC2STR(e->sa), MAC2STR(e->da), e->reason_code);
4848 sme_event_unprot_disconnect(wpa_s, e->sa, e->da, e->reason_code);
4849 }
4850 #endif /* EXT_CODE_CROP */
4851
4852 static void wpas_event_disconnect(struct wpa_supplicant *wpa_s, const u8 *addr,
4853 u16 reason_code, int locally_generated,
4854 const u8 *ie, size_t ie_len, int deauth)
4855 {
4856 #ifdef CONFIG_AP
4857 if (wpa_s->ap_iface && addr) {
4858 hostapd_notif_disassoc(wpa_s->ap_iface->bss[0], addr);
4859 return;
4860 }
4861
4862 if (wpa_s->ap_iface) {
4863 wpa_dbg(wpa_s, MSG_DEBUG, "Ignore deauth event in AP mode");
4864 return;
4865 }
4866 #endif /* CONFIG_AP */
4867
4868 if (!locally_generated)
4869 wpa_s->own_disconnect_req = 0;
4870
4871 wpa_supplicant_event_disassoc(wpa_s, reason_code, locally_generated);
4872
4873 #ifndef EXT_CODE_CROP
4874 #ifndef EXT_WPA_KEY_MGMT_CROP
4875 if (((reason_code == WLAN_REASON_IEEE_802_1X_AUTH_FAILED ||
4876 ((wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
4877 (wpa_s->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA)) &&
4878 eapol_sm_failed(wpa_s->eapol))) &&
4879 !wpa_s->eap_expected_failure))
4880 wpas_auth_failed(wpa_s, "AUTH_FAILED");
4881 #else
4882 if (((reason_code == WLAN_REASON_IEEE_802_1X_AUTH_FAILED) &&
4883 !wpa_s->eap_expected_failure))
4884 wpas_auth_failed(wpa_s, "AUTH_FAILED");
4885 #endif /* EXT_WPA_KEY_MGMT_CROP */
4886 #endif /* EXT_CODE_CROP */
4887
4888 #ifdef CONFIG_P2P
4889 if (deauth && reason_code > 0) {
4890 if (wpas_p2p_deauth_notif(wpa_s, addr, reason_code, ie, ie_len,
4891 locally_generated) > 0) {
4892 /*
4893 * The interface was removed, so cannot continue
4894 * processing any additional operations after this.
4895 */
4896 return;
4897 }
4898 }
4899 #else
4900 (void)ie;
4901 (void)ie_len;
4902 (void)deauth;
4903 #endif /* CONFIG_P2P */
4904 #ifdef CONFIG_DRIVER_SOC
4905 #ifndef CONFIG_SSID_RECONNECT
4906 wpa_bss_flush(wpa_s);
4907 #endif
4908 #endif /* CONFIG_DRIVER_SOC */
4909 wpa_supplicant_event_disassoc_finish(wpa_s, reason_code,
4910 locally_generated);
4911 }
4912
4913
4914 static void wpas_event_disassoc(struct wpa_supplicant *wpa_s,
4915 struct disassoc_info *info)
4916 {
4917 u16 reason_code = 0;
4918 int locally_generated = 0;
4919 const u8 *addr = NULL;
4920 const u8 *ie = NULL;
4921 size_t ie_len = 0;
4922
4923 wpa_dbg(wpa_s, MSG_DEBUG, "Disassociation notification");
4924
4925 if (info) {
4926 addr = info->addr;
4927 ie = info->ie;
4928 ie_len = info->ie_len;
4929 reason_code = info->reason_code;
4930 locally_generated = info->locally_generated;
4931 #ifndef CONFIG_PRINT_NOUSE
4932 wpa_dbg(wpa_s, MSG_DEBUG, " * reason %u (%s)%s", reason_code,
4933 reason2str(reason_code),
4934 locally_generated ? " locally_generated=1" : "");
4935 if (addr)
4936 wpa_dbg(wpa_s, MSG_DEBUG, " * address " MACSTR,
4937 MAC2STR(addr));
4938 wpa_hexdump(MSG_DEBUG, "Disassociation frame IE(s)",
4939 ie, ie_len);
4940 #endif /* CONFIG_PRINT_NOUSE */
4941 }
4942 #ifndef EXT_CODE_CROP
4943 #ifdef CONFIG_AP
4944 if (wpa_s->ap_iface && info && info->addr) {
4945 hostapd_notif_disassoc(wpa_s->ap_iface->bss[0], info->addr);
4946 return;
4947 }
4948
4949 if (wpa_s->ap_iface) {
4950 wpa_dbg(wpa_s, MSG_DEBUG, "Ignore disassoc event in AP mode");
4951 return;
4952 }
4953 #endif /* CONFIG_AP */
4954 #endif /* EXT_CODE_CROP */
4955
4956 #ifdef CONFIG_P2P
4957 if (info) {
4958 wpas_p2p_disassoc_notif(
4959 wpa_s, info->addr, reason_code, info->ie, info->ie_len,
4960 locally_generated);
4961 }
4962 #endif /* CONFIG_P2P */
4963
4964 #ifndef EXT_CODE_CROP
4965 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
4966 sme_event_disassoc(wpa_s, info);
4967 #endif /* EXT_CODE_CROP */
4968 wpas_event_disconnect(wpa_s, addr, reason_code, locally_generated,
4969 ie, ie_len, 0);
4970 }
4971
4972
4973 #ifdef LOS_CONFIG_P2P
4974 static void wpas_event_deauth(struct wpa_supplicant *wpa_s,
4975 struct deauth_info *info)
4976 {
4977 u16 reason_code = 0;
4978 int locally_generated = 0;
4979 const u8 *addr = NULL;
4980 const u8 *ie = NULL;
4981 size_t ie_len = 0;
4982
4983 wpa_dbg(wpa_s, MSG_DEBUG, "Deauthentication notification");
4984
4985 if (info) {
4986 addr = info->addr;
4987 ie = info->ie;
4988 ie_len = info->ie_len;
4989 reason_code = info->reason_code;
4990 locally_generated = info->locally_generated;
4991 wpa_dbg(wpa_s, MSG_DEBUG, " * reason %u (%s)%s",
4992 reason_code, reason2str(reason_code),
4993 locally_generated ? " locally_generated=1" : "");
4994 if (addr) {
4995 wpa_dbg(wpa_s, MSG_DEBUG, " * address " MACSTR,
4996 MAC2STR(addr));
4997 }
4998 wpa_hexdump(MSG_DEBUG, "Deauthentication frame IE(s)",
4999 ie, ie_len);
5000 }
5001
5002 wpa_reset_ft_completed(wpa_s->wpa);
5003
5004 wpas_event_disconnect(wpa_s, addr, reason_code,
5005 locally_generated, ie, ie_len, 1);
5006 }
5007 #endif /* LOS_CONFIG_P2P */
5008
5009
5010 #ifndef EXT_CODE_CROP
5011 static const char * reg_init_str(enum reg_change_initiator init)
5012 {
5013 switch (init) {
5014 case REGDOM_SET_BY_CORE:
5015 return "CORE";
5016 case REGDOM_SET_BY_USER:
5017 return "USER";
5018 case REGDOM_SET_BY_DRIVER:
5019 return "DRIVER";
5020 case REGDOM_SET_BY_COUNTRY_IE:
5021 return "COUNTRY_IE";
5022 case REGDOM_BEACON_HINT:
5023 return "BEACON_HINT";
5024 }
5025 return "?";
5026 }
5027
5028
5029 static const char * reg_type_str(enum reg_type type)
5030 {
5031 switch (type) {
5032 case REGDOM_TYPE_UNKNOWN:
5033 return "UNKNOWN";
5034 case REGDOM_TYPE_COUNTRY:
5035 return "COUNTRY";
5036 case REGDOM_TYPE_WORLD:
5037 return "WORLD";
5038 case REGDOM_TYPE_CUSTOM_WORLD:
5039 return "CUSTOM_WORLD";
5040 case REGDOM_TYPE_INTERSECTION:
5041 return "INTERSECTION";
5042 }
5043 return "?";
5044 }
5045
5046
5047 void wpa_supplicant_update_channel_list(struct wpa_supplicant *wpa_s,
5048 struct channel_list_changed *info)
5049 {
5050 struct wpa_supplicant *ifs;
5051 u8 dfs_domain;
5052
5053 /*
5054 * To allow backwards compatibility with higher level layers that
5055 * assumed the REGDOM_CHANGE event is sent over the initially added
5056 * interface. Find the highest parent of this interface and use it to
5057 * send the event.
5058 */
5059 for (ifs = wpa_s; ifs->parent && ifs != ifs->parent; ifs = ifs->parent)
5060 ;
5061
5062 if (info) {
5063 wpa_msg(ifs, MSG_INFO,
5064 WPA_EVENT_REGDOM_CHANGE "init=%s type=%s%s%s",
5065 reg_init_str(info->initiator), reg_type_str(info->type),
5066 info->alpha2[0] ? " alpha2=" : "",
5067 info->alpha2[0] ? info->alpha2 : "");
5068 }
5069
5070 if (wpa_s->drv_priv == NULL)
5071 return; /* Ignore event during drv initialization */
5072
5073 dl_list_for_each(ifs, &wpa_s->radio->ifaces, struct wpa_supplicant,
5074 radio_list) {
5075 wpa_printf(MSG_DEBUG, "%s: Updating hw mode",
5076 ifs->ifname);
5077 free_hw_features(ifs);
5078 ifs->hw.modes = wpa_drv_get_hw_feature_data(
5079 ifs, &ifs->hw.num_modes, &ifs->hw.flags, &dfs_domain);
5080
5081 /* Restart PNO/sched_scan with updated channel list */
5082 if (ifs->pno) {
5083 wpas_stop_pno(ifs);
5084 wpas_start_pno(ifs);
5085 } else if (ifs->sched_scanning && !ifs->pno_sched_pending) {
5086 wpa_dbg(ifs, MSG_DEBUG,
5087 "Channel list changed - restart sched_scan");
5088 wpas_scan_restart_sched_scan(ifs);
5089 }
5090 }
5091
5092 wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DRIVER);
5093 }
5094 #endif /* EXT_CODE_CROP */
5095 static void wpas_event_rx_mgmt_action(struct wpa_supplicant *wpa_s,
5096 const u8 *frame, size_t len, int freq,
5097 int rssi)
5098 {
5099 const struct ieee80211_mgmt *mgmt;
5100 const u8 *payload;
5101 size_t plen;
5102 u8 category;
5103
5104 if (len < IEEE80211_HDRLEN + 2)
5105 return;
5106
5107 mgmt = (const struct ieee80211_mgmt *) frame;
5108 payload = frame + IEEE80211_HDRLEN;
5109 category = *payload++;
5110 plen = len - IEEE80211_HDRLEN - 1;
5111
5112 wpa_dbg(wpa_s, MSG_DEBUG, "Received Action frame: SA=" MACSTR
5113 " Category=%u DataLen=%d freq=%d MHz",
5114 MAC2STR(mgmt->sa), category, (int) plen, freq);
5115
5116 #ifdef CONFIG_WMM_AC
5117 if (category == WLAN_ACTION_WMM) {
5118 wmm_ac_rx_action(wpa_s, mgmt->da, mgmt->sa, payload, plen);
5119 return;
5120 }
5121 #endif
5122 #ifdef CONFIG_IEEE80211R
5123 if (category == WLAN_ACTION_FT) {
5124 ft_rx_action(wpa_s, payload, plen);
5125 return;
5126 }
5127 #endif /* CONFIG_IEEE80211R */
5128
5129 #ifdef CONFIG_SME
5130 if (category == WLAN_ACTION_SA_QUERY) {
5131 sme_sa_query_rx(wpa_s, mgmt->da, mgmt->sa, payload, plen);
5132 return;
5133 }
5134 #endif /* CONFIG_SME */
5135
5136 #ifdef CONFIG_WNM
5137 if (mgmt->u.action.category == WLAN_ACTION_WNM) {
5138 ieee802_11_rx_wnm_action(wpa_s, mgmt, len);
5139 return;
5140 }
5141 #endif /* CONFIG_WNM */
5142
5143 #ifdef CONFIG_GAS
5144 if ((mgmt->u.action.category == WLAN_ACTION_PUBLIC ||
5145 mgmt->u.action.category == WLAN_ACTION_PROTECTED_DUAL) &&
5146 gas_query_rx(wpa_s->gas, mgmt->da, mgmt->sa, mgmt->bssid,
5147 mgmt->u.action.category,
5148 payload, plen, freq) == 0)
5149 return;
5150 #endif /* CONFIG_GAS */
5151
5152 #ifdef CONFIG_GAS_SERVER
5153 if ((mgmt->u.action.category == WLAN_ACTION_PUBLIC ||
5154 mgmt->u.action.category == WLAN_ACTION_PROTECTED_DUAL) &&
5155 gas_server_rx(wpa_s->gas_server, mgmt->da, mgmt->sa, mgmt->bssid,
5156 mgmt->u.action.category,
5157 payload, plen, freq) == 0)
5158 return;
5159 #endif /* CONFIG_GAS_SERVER */
5160
5161 #ifdef CONFIG_TDLS
5162 if (category == WLAN_ACTION_PUBLIC && plen >= 4 &&
5163 payload[0] == WLAN_TDLS_DISCOVERY_RESPONSE) {
5164 wpa_dbg(wpa_s, MSG_DEBUG,
5165 "TDLS: Received Discovery Response from " MACSTR,
5166 MAC2STR(mgmt->sa));
5167 return;
5168 }
5169 #endif /* CONFIG_TDLS */
5170
5171 #ifdef CONFIG_INTERWORKING
5172 if (category == WLAN_ACTION_QOS && plen >= 1 &&
5173 payload[0] == QOS_QOS_MAP_CONFIG) {
5174 const u8 *pos = payload + 1;
5175 size_t qlen = plen - 1;
5176 wpa_dbg(wpa_s, MSG_DEBUG, "Interworking: Received QoS Map Configure frame from "
5177 MACSTR, MAC2STR(mgmt->sa));
5178 if (os_memcmp(mgmt->sa, wpa_s->bssid, ETH_ALEN) == 0 &&
5179 qlen > 2 && pos[0] == WLAN_EID_QOS_MAP_SET &&
5180 pos[1] <= qlen - 2 && pos[1] >= 16)
5181 wpas_qos_map_set(wpa_s, pos + 2, pos[1]);
5182 return;
5183 }
5184 #endif /* CONFIG_INTERWORKING */
5185 #ifndef EXT_CODE_CROP
5186 if (category == WLAN_ACTION_RADIO_MEASUREMENT &&
5187 payload[0] == WLAN_RRM_RADIO_MEASUREMENT_REQUEST) {
5188 wpas_rrm_handle_radio_measurement_request(wpa_s, mgmt->sa,
5189 mgmt->da,
5190 payload + 1,
5191 plen - 1);
5192 return;
5193 }
5194
5195 if (category == WLAN_ACTION_RADIO_MEASUREMENT &&
5196 payload[0] == WLAN_RRM_NEIGHBOR_REPORT_RESPONSE) {
5197 wpas_rrm_process_neighbor_rep(wpa_s, payload + 1, plen - 1);
5198 return;
5199 }
5200
5201 if (category == WLAN_ACTION_RADIO_MEASUREMENT &&
5202 payload[0] == WLAN_RRM_LINK_MEASUREMENT_REQUEST) {
5203 wpas_rrm_handle_link_measurement_request(wpa_s, mgmt->sa,
5204 payload + 1, plen - 1,
5205 rssi);
5206 return;
5207 }
5208 #endif /* EXT_CODE_CROP */
5209
5210 #ifdef CONFIG_FST
5211 if (mgmt->u.action.category == WLAN_ACTION_FST && wpa_s->fst) {
5212 fst_rx_action(wpa_s->fst, mgmt, len);
5213 return;
5214 }
5215 #endif /* CONFIG_FST */
5216
5217 #ifdef CONFIG_DPP
5218 if (category == WLAN_ACTION_PUBLIC && plen >= 5 &&
5219 payload[0] == WLAN_PA_VENDOR_SPECIFIC &&
5220 WPA_GET_BE24(&payload[1]) == OUI_WFA &&
5221 payload[4] == DPP_OUI_TYPE) {
5222 payload++;
5223 plen--;
5224 wpas_dpp_rx_action(wpa_s, mgmt->sa, payload, plen, freq);
5225 return;
5226 }
5227 #endif /* CONFIG_DPP */
5228 #ifndef EXT_CODE_CROP
5229 if (category == WLAN_ACTION_ROBUST_AV_STREAMING &&
5230 payload[0] == ROBUST_AV_SCS_RESP) {
5231 wpas_handle_robust_av_scs_recv_action(wpa_s, mgmt->sa,
5232 payload + 1, plen - 1);
5233 return;
5234 }
5235
5236 if (category == WLAN_ACTION_ROBUST_AV_STREAMING &&
5237 payload[0] == ROBUST_AV_MSCS_RESP) {
5238 wpas_handle_robust_av_recv_action(wpa_s, mgmt->sa,
5239 payload + 1, plen - 1);
5240 return;
5241 }
5242
5243 if (category == WLAN_ACTION_VENDOR_SPECIFIC_PROTECTED && plen > 4 &&
5244 WPA_GET_BE32(payload) == QM_ACTION_VENDOR_TYPE) {
5245 wpas_handle_qos_mgmt_recv_action(wpa_s, mgmt->sa,
5246 payload + 4, plen - 4);
5247 return;
5248 }
5249 #endif
5250 #ifdef CONFIG_P2P
5251 wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
5252 category, payload, plen, freq);
5253 #endif /* CONFIG_P2P */
5254 #ifdef CONFIG_MESH
5255 if (wpa_s->ifmsh)
5256 mesh_mpm_action_rx(wpa_s, mgmt, len);
5257 #else
5258 (void)mgmt;
5259 #endif /* CONFIG_MESH */
5260 #ifdef CONFIG_SDP
5261 wpa_dbg(wpa_s, MSG_DEBUG, "sdp_rx_action input .");
5262 if (category == WLAN_ACTION_PUBLIC &&
5263 payload[0] == WLAN_PA_VENDOR_SPECIFIC &&
5264 WPA_GET_BE24(&payload[1]) == OUI_WFA &&
5265 payload[4] == SDP_OUI_TYPE) { /* 4: SDP payload */
5266 sdp_rx_action(wpa_s, category, payload, plen);
5267 return;
5268 }
5269 #endif /* CONFIG_SDP */
5270 }
5271
5272 #ifndef EXT_CODE_CROP
5273 static void wpa_supplicant_notify_avoid_freq(struct wpa_supplicant *wpa_s,
5274 union wpa_event_data *event)
5275 {
5276 struct wpa_freq_range_list *list;
5277 char *str = NULL;
5278
5279 list = &event->freq_range;
5280
5281 if (list->num)
5282 str = freq_range_list_str(list);
5283 wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_AVOID_FREQ "ranges=%s",
5284 str ? str : "");
5285
5286 #ifdef CONFIG_P2P
5287 if (freq_range_list_parse(&wpa_s->global->p2p_go_avoid_freq, str)) {
5288 wpa_dbg(wpa_s, MSG_ERROR, "%s: Failed to parse freq range",
5289 __func__);
5290 } else {
5291 wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Update channel list based on frequency avoid event");
5292
5293 /*
5294 * The update channel flow will also take care of moving a GO
5295 * from the unsafe frequency if needed.
5296 */
5297 wpas_p2p_update_channel_list(wpa_s,
5298 WPAS_P2P_CHANNEL_UPDATE_AVOID);
5299 }
5300 #endif /* CONFIG_P2P */
5301
5302 os_free(str);
5303 }
5304 #endif /* EXT_CODE_CROP */
5305
5306 static void wpa_supplicant_event_port_authorized(struct wpa_supplicant *wpa_s)
5307 {
5308 if (wpa_s->wpa_state == WPA_ASSOCIATED) {
5309 wpa_supplicant_cancel_auth_timeout(wpa_s);
5310 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
5311 eapol_sm_notify_portValid(wpa_s->eapol, true);
5312 eapol_sm_notify_eap_success(wpa_s->eapol, true);
5313 wpa_s->drv_authorized_port = 1;
5314 }
5315 }
5316
5317 #ifndef LOS_WPA_PATCH
5318 static unsigned int wpas_event_cac_ms(const struct wpa_supplicant *wpa_s,
5319 int freq)
5320 {
5321 size_t i;
5322 int j;
5323
5324 for (i = 0; i < wpa_s->hw.num_modes; i++) {
5325 const struct hostapd_hw_modes *mode = &wpa_s->hw.modes[i];
5326
5327 for (j = 0; j < mode->num_channels; j++) {
5328 const struct hostapd_channel_data *chan;
5329
5330 chan = &mode->channels[j];
5331 if (chan->freq == freq)
5332 return chan->dfs_cac_ms;
5333 }
5334 }
5335
5336 return 0;
5337 }
5338
5339
5340 static void wpas_event_dfs_cac_started(struct wpa_supplicant *wpa_s,
5341 struct dfs_event *radar)
5342 {
5343 #if defined(NEED_AP_MLME) && defined(CONFIG_AP)
5344 if (wpa_s->ap_iface || wpa_s->ifmsh) {
5345 wpas_ap_event_dfs_cac_started(wpa_s, radar);
5346 } else
5347 #endif /* NEED_AP_MLME && CONFIG_AP */
5348 {
5349 unsigned int cac_time = wpas_event_cac_ms(wpa_s, radar->freq);
5350
5351 cac_time /= 1000; /* convert from ms to sec */
5352 if (!cac_time)
5353 cac_time = 10 * 60; /* max timeout: 10 minutes */
5354
5355 /* Restart auth timeout: CAC time added to initial timeout */
5356 wpas_auth_timeout_restart(wpa_s, cac_time);
5357 }
5358 }
5359
5360
5361 static void wpas_event_dfs_cac_finished(struct wpa_supplicant *wpa_s,
5362 struct dfs_event *radar)
5363 {
5364 #if defined(NEED_AP_MLME) && defined(CONFIG_AP)
5365 if (wpa_s->ap_iface || wpa_s->ifmsh) {
5366 wpas_ap_event_dfs_cac_finished(wpa_s, radar);
5367 } else
5368 #endif /* NEED_AP_MLME && CONFIG_AP */
5369 {
5370 /* Restart auth timeout with original value after CAC is
5371 * finished */
5372 wpas_auth_timeout_restart(wpa_s, 0);
5373 }
5374 }
5375
5376
5377 static void wpas_event_dfs_cac_aborted(struct wpa_supplicant *wpa_s,
5378 struct dfs_event *radar)
5379 {
5380 #if defined(NEED_AP_MLME) && defined(CONFIG_AP)
5381 if (wpa_s->ap_iface || wpa_s->ifmsh) {
5382 wpas_ap_event_dfs_cac_aborted(wpa_s, radar);
5383 } else
5384 #endif /* NEED_AP_MLME && CONFIG_AP */
5385 {
5386 /* Restart auth timeout with original value after CAC is
5387 * aborted */
5388 wpas_auth_timeout_restart(wpa_s, 0);
5389 }
5390 }
5391 #endif /* LOS_WPA_PATCH */
5392
5393 static void wpa_supplicant_event_assoc_auth(struct wpa_supplicant *wpa_s,
5394 union wpa_event_data *data)
5395 {
5396 wpa_dbg(wpa_s, MSG_DEBUG,
5397 "Connection authorized by device, previous state %d",
5398 wpa_s->wpa_state);
5399
5400 wpa_supplicant_event_port_authorized(wpa_s);
5401
5402 wpa_s->last_eapol_matches_bssid = 1;
5403
5404 wpa_sm_set_rx_replay_ctr(wpa_s->wpa, data->assoc_info.key_replay_ctr);
5405 wpa_sm_set_ptk_kck_kek(wpa_s->wpa, data->assoc_info.ptk_kck,
5406 data->assoc_info.ptk_kck_len,
5407 data->assoc_info.ptk_kek,
5408 data->assoc_info.ptk_kek_len);
5409 #ifdef CONFIG_FILS
5410 if (wpa_s->auth_alg == WPA_AUTH_ALG_FILS) {
5411 struct wpa_bss *bss = wpa_bss_get_bssid(wpa_s, wpa_s->bssid);
5412 const u8 *fils_cache_id = wpa_bss_get_fils_cache_id(bss);
5413
5414 /* Update ERP next sequence number */
5415 eapol_sm_update_erp_next_seq_num(
5416 wpa_s->eapol, data->assoc_info.fils_erp_next_seq_num);
5417
5418 if (data->assoc_info.fils_pmk && data->assoc_info.fils_pmkid) {
5419 /* Add the new PMK and PMKID to the PMKSA cache */
5420 wpa_sm_pmksa_cache_add(wpa_s->wpa,
5421 data->assoc_info.fils_pmk,
5422 data->assoc_info.fils_pmk_len,
5423 data->assoc_info.fils_pmkid,
5424 wpa_s->bssid, fils_cache_id);
5425 } else if (data->assoc_info.fils_pmkid) {
5426 /* Update the current PMKSA used for this connection */
5427 pmksa_cache_set_current(wpa_s->wpa,
5428 data->assoc_info.fils_pmkid,
5429 NULL, NULL, 0, NULL, 0);
5430 }
5431 }
5432 #endif /* CONFIG_FILS */
5433 }
5434
5435
5436 static const char * connect_fail_reason(enum sta_connect_fail_reason_codes code)
5437 {
5438 switch (code) {
5439 case STA_CONNECT_FAIL_REASON_UNSPECIFIED:
5440 return "";
5441 case STA_CONNECT_FAIL_REASON_NO_BSS_FOUND:
5442 return "no_bss_found";
5443 case STA_CONNECT_FAIL_REASON_AUTH_TX_FAIL:
5444 return "auth_tx_fail";
5445 case STA_CONNECT_FAIL_REASON_AUTH_NO_ACK_RECEIVED:
5446 return "auth_no_ack_received";
5447 case STA_CONNECT_FAIL_REASON_AUTH_NO_RESP_RECEIVED:
5448 return "auth_no_resp_received";
5449 case STA_CONNECT_FAIL_REASON_ASSOC_REQ_TX_FAIL:
5450 return "assoc_req_tx_fail";
5451 case STA_CONNECT_FAIL_REASON_ASSOC_NO_ACK_RECEIVED:
5452 return "assoc_no_ack_received";
5453 case STA_CONNECT_FAIL_REASON_ASSOC_NO_RESP_RECEIVED:
5454 return "assoc_no_resp_received";
5455 default:
5456 return "unknown_reason";
5457 }
5458 }
5459
5460 #ifndef LOS_CONFIG_NO_PMKSA
5461 #ifdef CONFIG_WPA3
5462 static void wpas_event_assoc_reject(struct wpa_supplicant *wpa_s,
5463 union wpa_event_data *data)
5464 {
5465 const u8 *bssid = data->assoc_reject.bssid;
5466 #ifdef CONFIG_MBO
5467 struct wpa_bss *reject_bss;
5468 #endif /* CONFIG_MBO */
5469
5470 if (!bssid || is_zero_ether_addr(bssid))
5471 bssid = wpa_s->pending_bssid;
5472 #ifndef EXT_CODE_CROP
5473 #ifdef CONFIG_MBO
5474 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
5475 reject_bss = wpa_s->current_bss;
5476 else
5477 reject_bss = wpa_bss_get_bssid(wpa_s, bssid);
5478 #endif /* CONFIG_MBO */
5479
5480 if (data->assoc_reject.bssid)
5481 wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_ASSOC_REJECT
5482 "bssid=" MACSTR " status_code=%u%s%s%s%s%s",
5483 MAC2STR(data->assoc_reject.bssid),
5484 data->assoc_reject.status_code,
5485 data->assoc_reject.timed_out ? " timeout" : "",
5486 data->assoc_reject.timeout_reason ? "=" : "",
5487 data->assoc_reject.timeout_reason ?
5488 data->assoc_reject.timeout_reason : "",
5489 data->assoc_reject.reason_code !=
5490 STA_CONNECT_FAIL_REASON_UNSPECIFIED ?
5491 " qca_driver_reason=" : "",
5492 connect_fail_reason(data->assoc_reject.reason_code));
5493 else
5494 wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_ASSOC_REJECT
5495 "status_code=%u%s%s%s%s%s",
5496 data->assoc_reject.status_code,
5497 data->assoc_reject.timed_out ? " timeout" : "",
5498 data->assoc_reject.timeout_reason ? "=" : "",
5499 data->assoc_reject.timeout_reason ?
5500 data->assoc_reject.timeout_reason : "",
5501 data->assoc_reject.reason_code !=
5502 STA_CONNECT_FAIL_REASON_UNSPECIFIED ?
5503 " qca_driver_reason=" : "",
5504 connect_fail_reason(data->assoc_reject.reason_code));
5505 wpa_s->assoc_status_code = data->assoc_reject.status_code;
5506 wpas_notify_assoc_status_code(wpa_s);
5507 #endif /* EXT_CODE_CROP */
5508
5509 #ifdef CONFIG_OWE
5510 if (data->assoc_reject.status_code ==
5511 WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED &&
5512 wpa_s->key_mgmt == WPA_KEY_MGMT_OWE &&
5513 wpa_s->current_ssid &&
5514 wpa_s->current_ssid->owe_group == 0 &&
5515 wpa_s->last_owe_group != 21) {
5516 struct wpa_ssid *ssid = wpa_s->current_ssid;
5517 struct wpa_bss *bss = wpa_s->current_bss;
5518
5519 if (!bss) {
5520 bss = wpa_supplicant_get_new_bss(wpa_s, bssid);
5521 if (!bss) {
5522 wpas_connection_failed(wpa_s, bssid);
5523 wpa_supplicant_mark_disassoc(wpa_s);
5524 return;
5525 }
5526 }
5527 wpa_printf(MSG_DEBUG, "OWE: Try next supported DH group");
5528 wpas_connect_work_done(wpa_s);
5529 wpa_supplicant_mark_disassoc(wpa_s);
5530 wpa_supplicant_connect(wpa_s, bss, ssid);
5531 return;
5532 }
5533 #endif /* CONFIG_OWE */
5534
5535 #ifndef EXT_CODE_CROP
5536 #ifdef CONFIG_DPP2
5537 /* Try to follow AP's PFS policy. WLAN_STATUS_ASSOC_DENIED_UNSPEC is
5538 * the status code defined in the DPP R2 tech spec.
5539 * WLAN_STATUS_AKMP_NOT_VALID is addressed in the same manner as an
5540 * interoperability workaround with older hostapd implementation. */
5541 if (DPP_VERSION > 1 && wpa_s->current_ssid &&
5542 (wpa_s->current_ssid->key_mgmt == WPA_KEY_MGMT_DPP ||
5543 ((wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_DPP) &&
5544 wpa_s->key_mgmt == WPA_KEY_MGMT_DPP)) &&
5545 wpa_s->current_ssid->dpp_pfs == 0 &&
5546 (data->assoc_reject.status_code ==
5547 WLAN_STATUS_ASSOC_DENIED_UNSPEC ||
5548 data->assoc_reject.status_code == WLAN_STATUS_AKMP_NOT_VALID)) {
5549 struct wpa_ssid *ssid = wpa_s->current_ssid;
5550 struct wpa_bss *bss = wpa_s->current_bss;
5551
5552 wpa_s->current_ssid->dpp_pfs_fallback ^= 1;
5553 if (!bss)
5554 bss = wpa_supplicant_get_new_bss(wpa_s, bssid);
5555 if (!bss || wpa_s->dpp_pfs_fallback) {
5556 wpa_printf(MSG_DEBUG,
5557 "DPP: Updated PFS policy for next try");
5558 wpas_connection_failed(wpa_s, bssid);
5559 wpa_supplicant_mark_disassoc(wpa_s);
5560 return;
5561 }
5562 wpa_printf(MSG_DEBUG, "DPP: Try again with updated PFS policy");
5563 wpa_s->dpp_pfs_fallback = 1;
5564 wpas_connect_work_done(wpa_s);
5565 wpa_supplicant_mark_disassoc(wpa_s);
5566 wpa_supplicant_connect(wpa_s, bss, ssid);
5567 return;
5568 }
5569 #endif /* CONFIG_DPP2 */
5570
5571 #ifdef CONFIG_MBO
5572 if (data->assoc_reject.status_code ==
5573 WLAN_STATUS_DENIED_POOR_CHANNEL_CONDITIONS &&
5574 reject_bss && data->assoc_reject.resp_ies) {
5575 const u8 *rssi_rej;
5576
5577 rssi_rej = mbo_get_attr_from_ies(
5578 data->assoc_reject.resp_ies,
5579 data->assoc_reject.resp_ies_len,
5580 OCE_ATTR_ID_RSSI_BASED_ASSOC_REJECT);
5581 if (rssi_rej && rssi_rej[1] == 2) {
5582 wpa_printf(MSG_DEBUG,
5583 "OCE: RSSI-based association rejection from "
5584 MACSTR " (Delta RSSI: %u, Retry Delay: %u)",
5585 MAC2STR(reject_bss->bssid),
5586 rssi_rej[2], rssi_rej[3]);
5587 wpa_bss_tmp_disallow(wpa_s,
5588 reject_bss->bssid,
5589 rssi_rej[3],
5590 rssi_rej[2] + reject_bss->level);
5591 }
5592 }
5593 #endif /* CONFIG_MBO */
5594 #endif /* EXT_CODE_CROP */
5595
5596 #ifndef LTOS_CONFIG_NO_INTERNAL_SME
5597 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) {
5598 sme_event_assoc_reject(wpa_s, data);
5599 return;
5600 }
5601 #endif /* LTOS_CONFIG_NO_INTERNAL_SME */
5602
5603 /* Driver-based SME cases */
5604
5605 #ifdef CONFIG_SAE
5606 if (wpa_s->current_ssid &&
5607 wpa_key_mgmt_sae(wpa_s->current_ssid->key_mgmt) &&
5608 !data->assoc_reject.timed_out) {
5609 wpa_dbg(wpa_s, MSG_DEBUG, "SAE: Drop PMKSA cache entry");
5610 wpa_sm_aborted_cached(wpa_s->wpa);
5611 wpa_sm_pmksa_cache_flush(wpa_s->wpa, wpa_s->current_ssid);
5612 }
5613 #endif /* CONFIG_SAE */
5614
5615 #ifndef EXT_CODE_CROP
5616 #ifdef CONFIG_DPP
5617 if (wpa_s->current_ssid &&
5618 wpa_s->current_ssid->key_mgmt == WPA_KEY_MGMT_DPP &&
5619 !data->assoc_reject.timed_out) {
5620 wpa_dbg(wpa_s, MSG_DEBUG, "DPP: Drop PMKSA cache entry");
5621 wpa_sm_aborted_cached(wpa_s->wpa);
5622 wpa_sm_pmksa_cache_flush(wpa_s->wpa, wpa_s->current_ssid);
5623 }
5624 #endif /* CONFIG_DPP */
5625
5626 #ifdef CONFIG_FILS
5627 /* Update ERP next sequence number */
5628 if (wpa_s->auth_alg == WPA_AUTH_ALG_FILS) {
5629 fils_pmksa_cache_flush(wpa_s);
5630 eapol_sm_update_erp_next_seq_num(
5631 wpa_s->eapol,
5632 data->assoc_reject.fils_erp_next_seq_num);
5633 fils_connection_failure(wpa_s);
5634 }
5635 #endif /* CONFIG_FILS */
5636
5637 wpas_connection_failed(wpa_s, bssid);
5638 wpa_supplicant_mark_disassoc(wpa_s);
5639 #endif /* EXT_CODE_CROP */
5640 }
5641 #endif /* CONFIG_WPA3 */
5642 #endif /* LOS_CONFIG_NO_PMKSA */
5643
5644 static void wpas_event_unprot_beacon(struct wpa_supplicant *wpa_s,
5645 struct unprot_beacon *data)
5646 {
5647 struct wpabuf *buf;
5648 int res;
5649
5650 if (!data || wpa_s->wpa_state != WPA_COMPLETED ||
5651 os_memcmp(data->sa, wpa_s->bssid, ETH_ALEN) != 0)
5652 return;
5653 wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_UNPROT_BEACON MACSTR,
5654 MAC2STR(data->sa));
5655
5656 buf = wpabuf_alloc(4);
5657 if (!buf)
5658 return;
5659
5660 wpabuf_put_u8(buf, WLAN_ACTION_WNM);
5661 wpabuf_put_u8(buf, WNM_NOTIFICATION_REQ);
5662 wpabuf_put_u8(buf, 1); /* Dialog Token */
5663 wpabuf_put_u8(buf, WNM_NOTIF_TYPE_BEACON_PROTECTION_FAILURE);
5664
5665 res = wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0, wpa_s->bssid,
5666 wpa_s->own_addr, wpa_s->bssid,
5667 wpabuf_head(buf), wpabuf_len(buf), 0);
5668 if (res < 0)
5669 wpa_printf(MSG_DEBUG,
5670 "Failed to send WNM-Notification Request frame");
5671
5672 wpabuf_free(buf);
5673 }
5674
5675
5676 void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
5677 union wpa_event_data *data)
5678 {
5679 struct ext_wifi_dev *wifi_dev = NULL;
5680 struct wpa_supplicant *wpa_s = ctx;
5681 #ifdef CONFIG_MESH
5682 struct wpa_ssid *ssid_temp = NULL;
5683 #endif /* CONFIG_NO_STDOUT_DEBUG */
5684 #ifdef LOS_WPA_PATCH
5685 unsigned int channel = 0;
5686
5687 #ifdef CONFIG_LITEOS_WPA
5688 void hostapd_event(void *ctx, enum wpa_event_type event, union wpa_event_data *data);
5689 wifi_dev = los_get_wifi_dev_by_priv(ctx);
5690 if (wifi_dev == NULL)
5691 return;
5692
5693 if (wifi_dev->iftype == EXT_WIFI_IFTYPE_AP) {
5694 hostapd_event(g_hapd, event, data);
5695 return;
5696 }
5697 #ifdef CONFIG_MESH
5698 if ((wifi_dev->iftype == EXT_WIFI_IFTYPE_MESH_POINT) && (wpa_sta_event_check(event) == 0)) {
5699 hostapd_event(g_hapd, event, data);
5700 return;
5701 }
5702 #endif /* CONFIG_MESH */
5703 #endif /* CONFIG_LITEOS_WPA */
5704 wpa_warning_log1(MSG_DEBUG, "WPA Event (%d)", event);
5705
5706 if (eloop_is_running(ELOOP_TASK_WPA) != EXT_WIFI_OK)
5707 return;
5708
5709 #endif /* LOS_WPA_PATCH */
5710 #ifndef EXT_CODE_CROP
5711 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED &&
5712 event != EVENT_INTERFACE_ENABLED &&
5713 event != EVENT_INTERFACE_STATUS &&
5714 event != EVENT_SCAN_RESULTS &&
5715 event != EVENT_SCHED_SCAN_STOPPED) {
5716 wpa_dbg(wpa_s, MSG_DEBUG,
5717 "Ignore event %s (%d) while interface is disabled",
5718 event_to_string(event), event);
5719 return;
5720 }
5721 #endif /* EXT_CODE_CROP */
5722
5723 #ifndef CONFIG_NO_STDOUT_DEBUG
5724 int level = MSG_DEBUG;
5725 if (event == EVENT_RX_MGMT && data->rx_mgmt.frame_len >= 24) {
5726 const struct ieee80211_hdr *hdr;
5727 u16 fc;
5728 hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame;
5729 fc = le_to_host16(hdr->frame_control);
5730 if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
5731 WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
5732 level = MSG_EXCESSIVE;
5733 }
5734 #ifndef EXT_CODE_CROP
5735 wpa_dbg(wpa_s, level, "Event %s (%d) received",
5736 event_to_string(event), event);
5737 #else
5738 wpa_dbg(wpa_s, level, "Event (%d) received", event);
5739 #endif /* EXT_CODE_CROP */
5740 #endif /* CONFIG_NO_STDOUT_DEBUG */
5741
5742 switch (event) {
5743 #ifndef EXT_CODE_CROP
5744 case EVENT_AUTH:
5745 #ifdef CONFIG_FST
5746 if (!wpas_fst_update_mbie(wpa_s, data->auth.ies,
5747 data->auth.ies_len))
5748 wpa_printf(MSG_DEBUG,
5749 "FST: MB IEs updated from auth IE");
5750 #endif /* CONFIG_FST */
5751 sme_event_auth(wpa_s, data);
5752 wpa_s->auth_status_code = data->auth.status_code;
5753 wpas_notify_auth_status_code(wpa_s);
5754 break;
5755 #endif /* EXT_CODE_CROP */
5756 case EVENT_ASSOC:
5757 #ifdef CONFIG_TESTING_OPTIONS
5758 if (wpa_s->ignore_auth_resp) {
5759 wpa_printf(MSG_INFO,
5760 "EVENT_ASSOC - ignore_auth_resp active!");
5761 break;
5762 }
5763 if (wpa_s->testing_resend_assoc) {
5764 wpa_printf(MSG_INFO,
5765 "EVENT_DEAUTH - testing_resend_assoc");
5766 break;
5767 }
5768 #endif /* CONFIG_TESTING_OPTIONS */
5769 if (wpa_s->disconnected) {
5770 wpa_printf(MSG_INFO,
5771 "Ignore unexpected EVENT_ASSOC in disconnected state");
5772 break;
5773 }
5774 wpa_supplicant_event_assoc(wpa_s, data);
5775 #ifndef EXT_CODE_CROP
5776 wpa_s->assoc_status_code = WLAN_STATUS_SUCCESS;
5777 if (data &&
5778 (data->assoc_info.authorized ||
5779 (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
5780 wpa_fils_is_completed(wpa_s->wpa))))
5781 #else
5782 if (data && data->assoc_info.authorized)
5783 #endif /* EXT_CODE_CROP */
5784 wpa_supplicant_event_assoc_auth(wpa_s, data);
5785 #ifndef EXT_CODE_CROP
5786 if (data) {
5787 wpa_msg(wpa_s, MSG_INFO,
5788 WPA_EVENT_SUBNET_STATUS_UPDATE "status=%u",
5789 data->assoc_info.subnet_status);
5790 }
5791 #endif /* EXT_CODE_CROP */
5792 break;
5793 case EVENT_DISASSOC:
5794 wpas_event_disassoc(wpa_s,
5795 data ? &data->disassoc_info : NULL);
5796 if (g_wpa_rm_network == SOC_WPA_RM_NETWORK_WORKING)
5797 (void)os_event_write(g_wpa_event, WPA_EVENT_STA_RM_NETWORK_OK);
5798 break;
5799 #ifdef LOS_CONFIG_P2P
5800 case EVENT_DEAUTH:
5801 #ifdef CONFIG_TESTING_OPTIONS
5802 if (wpa_s->ignore_auth_resp) {
5803 wpa_printf(MSG_INFO,
5804 "EVENT_DEAUTH - ignore_auth_resp active!");
5805 break;
5806 }
5807 if (wpa_s->testing_resend_assoc) {
5808 wpa_printf(MSG_INFO,
5809 "EVENT_DEAUTH - testing_resend_assoc");
5810 break;
5811 }
5812 #endif /* CONFIG_TESTING_OPTIONS */
5813 wpas_event_deauth(wpa_s,
5814 data ? &data->deauth_info : NULL);
5815 break;
5816 #endif /* LOS_CONFIG_P2P */
5817 #ifndef EXT_CODE_CROP
5818 case EVENT_MICHAEL_MIC_FAILURE:
5819 wpa_supplicant_event_michael_mic_failure(wpa_s, data);
5820 break;
5821 #endif /* EXT_CODE_CROP */
5822 #ifndef CONFIG_NO_SCAN_PROCESSING
5823 #ifndef EXT_CODE_CROP
5824 case EVENT_SCAN_STARTED:
5825 if (wpa_s->own_scan_requested ||
5826 (data && !data->scan_info.external_scan)) {
5827 struct os_reltime diff;
5828
5829 os_get_reltime(&wpa_s->scan_start_time);
5830 os_reltime_sub(&wpa_s->scan_start_time,
5831 &wpa_s->scan_trigger_time, &diff);
5832 wpa_dbg(wpa_s, MSG_DEBUG, "Own scan request started a scan in %ld.%06ld seconds",
5833 diff.sec, diff.usec);
5834 wpa_s->own_scan_requested = 0;
5835 wpa_s->own_scan_running = 1;
5836 if (wpa_s->last_scan_req == MANUAL_SCAN_REQ &&
5837 wpa_s->manual_scan_use_id) {
5838 wpa_msg_ctrl(wpa_s, MSG_INFO,
5839 WPA_EVENT_SCAN_STARTED "id=%u",
5840 wpa_s->manual_scan_id);
5841 } else {
5842 wpa_msg_ctrl(wpa_s, MSG_INFO,
5843 WPA_EVENT_SCAN_STARTED);
5844 }
5845 } else {
5846 wpa_dbg(wpa_s, MSG_DEBUG, "External program started a scan");
5847 wpa_s->radio->external_scan_req_interface = wpa_s;
5848 wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_SCAN_STARTED);
5849 }
5850 break;
5851 #endif /* EXT_CODE_CROP */
5852 case EVENT_SCAN_RESULTS:
5853
5854 #ifndef EXT_CODE_CROP
5855 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
5856 wpa_s->scan_res_handler = NULL;
5857 wpa_s->own_scan_running = 0;
5858 wpa_s->radio->external_scan_req_interface = NULL;
5859 wpa_s->last_scan_req = NORMAL_SCAN_REQ;
5860 break;
5861 }
5862
5863 if (!(data && data->scan_info.external_scan) &&
5864 os_reltime_initialized(&wpa_s->scan_start_time)) {
5865 struct os_reltime now, diff;
5866 os_get_reltime(&now);
5867 os_reltime_sub(&now, &wpa_s->scan_start_time, &diff);
5868 wpa_s->scan_start_time.sec = 0;
5869 wpa_s->scan_start_time.usec = 0;
5870 wpa_dbg(wpa_s, MSG_DEBUG, "Scan completed in %ld.%06ld seconds",
5871 diff.sec, diff.usec);
5872 }
5873 #endif /* EXT_CODE_CROP */
5874 if (wpa_supplicant_event_scan_results(wpa_s, data))
5875 break; /* interface may have been removed */
5876 #ifndef LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT
5877 if (!(data && data->scan_info.external_scan))
5878 wpa_s->own_scan_running = 0;
5879 if (data && data->scan_info.nl_scan_event)
5880 wpa_s->radio->external_scan_req_interface = NULL;
5881 #endif /* LOS_CONFIG_EXT_DRIVER_NOT_SUPPORT */
5882 radio_work_check_next(wpa_s);
5883 break;
5884 #endif /* CONFIG_NO_SCAN_PROCESSING */
5885 #ifndef EXT_CODE_CROP
5886 case EVENT_ASSOCINFO:
5887 wpa_supplicant_event_associnfo(wpa_s, data);
5888 break;
5889 case EVENT_INTERFACE_STATUS:
5890 wpa_supplicant_event_interface_status(wpa_s, data);
5891 break;
5892 case EVENT_PMKID_CANDIDATE:
5893 wpa_supplicant_event_pmkid_candidate(wpa_s, data);
5894 break;
5895 #ifdef CONFIG_TDLS
5896 case EVENT_TDLS:
5897 wpa_supplicant_event_tdls(wpa_s, data);
5898 break;
5899 #endif /* CONFIG_TDLS */
5900 #ifdef CONFIG_WNM
5901 case EVENT_WNM:
5902 wpa_supplicant_event_wnm(wpa_s, data);
5903 break;
5904 #endif /* CONFIG_WNM */
5905 #endif/* EXT_CODE_CROP */
5906 #ifdef CONFIG_IEEE80211R
5907 case EVENT_FT_RESPONSE:
5908 wpa_supplicant_event_ft_response(wpa_s, data);
5909 break;
5910 #endif /* CONFIG_IEEE80211R */
5911 #ifndef EXT_CODE_CROP
5912 #ifdef CONFIG_IBSS_RSN
5913 case EVENT_IBSS_RSN_START:
5914 wpa_supplicant_event_ibss_rsn_start(wpa_s, data);
5915 break;
5916 #endif /* CONFIG_IBSS_RSN */
5917 #endif /* EXT_CODE_CROP */
5918 #ifndef LOS_CONFIG_NO_PMKSA
5919 #ifdef CONFIG_WPA3
5920 case EVENT_ASSOC_REJECT:
5921 wpas_event_assoc_reject(wpa_s, data);
5922 break;
5923 #endif /* CONFIG_WPA3 */
5924 #endif /* LOS_CONFIG_NO_PMKSA */
5925
5926 #ifndef EXT_CODE_CROP
5927 case EVENT_AUTH_TIMED_OUT:
5928 /* It is possible to get this event from earlier connection */
5929 if (wpa_s->current_ssid &&
5930 wpa_s->current_ssid->mode == WPAS_MODE_MESH) {
5931 wpa_dbg(wpa_s, MSG_DEBUG,
5932 "Ignore AUTH_TIMED_OUT in mesh configuration");
5933 break;
5934 }
5935 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
5936 sme_event_auth_timed_out(wpa_s, data);
5937 break;
5938 case EVENT_ASSOC_TIMED_OUT:
5939 /* It is possible to get this event from earlier connection */
5940 if (wpa_s->current_ssid &&
5941 wpa_s->current_ssid->mode == WPAS_MODE_MESH) {
5942 wpa_dbg(wpa_s, MSG_DEBUG,
5943 "Ignore ASSOC_TIMED_OUT in mesh configuration");
5944 break;
5945 }
5946 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
5947 sme_event_assoc_timed_out(wpa_s, data);
5948 break;
5949 #endif /* EXT_CODE_CROP */
5950 #ifdef CONFIG_P2P
5951 case EVENT_TX_STATUS:
5952 wpa_dbg(wpa_s, MSG_DEBUG, "EVENT_TX_STATUS dst=" MACSTR
5953 " type=%d stype=%d",
5954 MAC2STR(data->tx_status.dst),
5955 data->tx_status.type, data->tx_status.stype);
5956 #ifdef CONFIG_PASN
5957 if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
5958 data->tx_status.stype == WLAN_FC_STYPE_AUTH &&
5959 wpas_pasn_auth_tx_status(wpa_s, data->tx_status.data,
5960 data->tx_status.data_len,
5961 data->tx_status.ack) == 0)
5962 break;
5963 #endif /* CONFIG_PASN */
5964 #ifdef CONFIG_AP
5965 if (wpa_s->ap_iface == NULL) {
5966 #ifdef CONFIG_OFFCHANNEL
5967 if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
5968 data->tx_status.stype == WLAN_FC_STYPE_ACTION)
5969 offchannel_send_action_tx_status(
5970 wpa_s, data->tx_status.dst,
5971 data->tx_status.data,
5972 data->tx_status.data_len,
5973 data->tx_status.ack ?
5974 OFFCHANNEL_SEND_ACTION_SUCCESS :
5975 OFFCHANNEL_SEND_ACTION_NO_ACK);
5976 #endif /* CONFIG_OFFCHANNEL */
5977 break;
5978 }
5979 #endif /* CONFIG_AP */
5980 #ifdef CONFIG_OFFCHANNEL
5981 wpa_dbg(wpa_s, MSG_DEBUG, "EVENT_TX_STATUS pending_dst="
5982 MACSTR, MAC2STR(wpa_s->p2pdev->pending_action_dst));
5983 /*
5984 * Catch TX status events for Action frames we sent via group
5985 * interface in GO mode, or via standalone AP interface.
5986 * Note, wpa_s->p2pdev will be the same as wpa_s->parent,
5987 * except when the primary interface is used as a GO interface
5988 * (for drivers which do not have group interface concurrency)
5989 */
5990 if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
5991 data->tx_status.stype == WLAN_FC_STYPE_ACTION &&
5992 os_memcmp(wpa_s->p2pdev->pending_action_dst,
5993 data->tx_status.dst, ETH_ALEN) == 0) {
5994 offchannel_send_action_tx_status(
5995 wpa_s->p2pdev, data->tx_status.dst,
5996 data->tx_status.data,
5997 data->tx_status.data_len,
5998 data->tx_status.ack ?
5999 OFFCHANNEL_SEND_ACTION_SUCCESS :
6000 OFFCHANNEL_SEND_ACTION_NO_ACK);
6001 break;
6002 }
6003 #endif /* CONFIG_OFFCHANNEL */
6004 #ifdef CONFIG_AP
6005 switch (data->tx_status.type) {
6006 case WLAN_FC_TYPE_MGMT:
6007 ap_mgmt_tx_cb(wpa_s, data->tx_status.data,
6008 data->tx_status.data_len,
6009 data->tx_status.stype,
6010 data->tx_status.ack);
6011 break;
6012 case WLAN_FC_TYPE_DATA:
6013 ap_tx_status(wpa_s, data->tx_status.dst,
6014 data->tx_status.data,
6015 data->tx_status.data_len,
6016 data->tx_status.ack);
6017 break;
6018 }
6019 #endif /* CONFIG_AP */
6020 break;
6021 #endif /* CONFIG_P2P */
6022
6023 #ifndef EXT_CODE_CROP
6024 #ifdef CONFIG_AP
6025 case EVENT_EAPOL_TX_STATUS:
6026 ap_eapol_tx_status(wpa_s, data->eapol_tx_status.dst,
6027 data->eapol_tx_status.data,
6028 data->eapol_tx_status.data_len,
6029 data->eapol_tx_status.ack);
6030 break;
6031 case EVENT_DRIVER_CLIENT_POLL_OK:
6032 ap_client_poll_ok(wpa_s, data->client_poll.addr);
6033 break;
6034 case EVENT_RX_FROM_UNKNOWN:
6035 if (wpa_s->ap_iface == NULL)
6036 break;
6037 ap_rx_from_unknown_sta(wpa_s, data->rx_from_unknown.addr,
6038 data->rx_from_unknown.wds);
6039 break;
6040 #endif /* CONFIG_AP */
6041
6042 case EVENT_CH_SWITCH_STARTED:
6043 #endif /* EXT_CODE_CROP */
6044 case EVENT_CH_SWITCH:
6045 #ifdef CONFIG_MESH
6046 if ((wpa_s == NULL) || (wpa_s->conf == NULL))
6047 break;
6048 ssid_temp = wpa_config_get_network(wpa_s->conf, wifi_dev->network_id);
6049 if (data && wpa_s->ifmsh && ssid_temp) {
6050 ssid_temp->frequency = data->ch_switch.freq;
6051 wpa_s->ifmsh->freq = data->ch_switch.freq;
6052 break;
6053 } else if (wpa_s->ifmsh) {
6054 break;
6055 }
6056 #endif /* CONFIG_MESH */
6057
6058 if (!data || !wpa_s->current_ssid)
6059 break;
6060 #ifdef LOS_WPA_PATCH
6061 if (los_freq_to_channel(data->ch_switch.freq, &channel) != EXT_WIFI_OK)
6062 break;
6063 #endif /* LOS_WPA_PATCH */
6064 #ifndef EXT_CODE_CROP
6065 wpa_msg(wpa_s, MSG_INFO,
6066 "%sfreq=%d ht_enabled=%d ch_offset=%d ch_width=%s cf1=%d cf2=%d",
6067 event == EVENT_CH_SWITCH ? WPA_EVENT_CHANNEL_SWITCH :
6068 WPA_EVENT_CHANNEL_SWITCH_STARTED,
6069 data->ch_switch.freq,
6070 data->ch_switch.ht_enabled,
6071 data->ch_switch.ch_offset,
6072 channel_width_to_string(data->ch_switch.ch_width),
6073 data->ch_switch.cf1,
6074 data->ch_switch.cf2);
6075 if (event == EVENT_CH_SWITCH_STARTED)
6076 break;
6077 #endif /* EXT_CODE_CROP */
6078 wpa_s->assoc_freq = data->ch_switch.freq;
6079 wpa_s->current_ssid->frequency = data->ch_switch.freq;
6080 if (wpa_s->current_bss &&
6081 wpa_s->current_bss->freq != data->ch_switch.freq) {
6082 wpa_s->current_bss->freq = data->ch_switch.freq;
6083 #ifndef EXT_CODE_CROP
6084 notify_bss_changes(wpa_s, WPA_BSS_FREQ_CHANGED_FLAG,
6085 wpa_s->current_bss);
6086 #endif /* EXT_CODE_CROP */
6087 }
6088 #ifndef EXT_CODE_CROP
6089 #ifdef CONFIG_SME
6090 switch (data->ch_switch.ch_offset) {
6091 case 1:
6092 wpa_s->sme.ht_sec_chan = HT_SEC_CHAN_ABOVE;
6093 break;
6094 case -1:
6095 wpa_s->sme.ht_sec_chan = HT_SEC_CHAN_BELOW;
6096 break;
6097 default:
6098 wpa_s->sme.ht_sec_chan = HT_SEC_CHAN_UNKNOWN;
6099 break;
6100 }
6101 #endif /* CONFIG_SME */
6102 #endif /* EXT_CODE_CROP */
6103 #ifndef EXT_CODE_CROP
6104 #ifdef CONFIG_AP
6105 if (wpa_s->current_ssid->mode == WPAS_MODE_AP ||
6106 wpa_s->current_ssid->mode == WPAS_MODE_P2P_GO ||
6107 wpa_s->current_ssid->mode == WPAS_MODE_MESH ||
6108 wpa_s->current_ssid->mode ==
6109 WPAS_MODE_P2P_GROUP_FORMATION) {
6110 wpas_ap_ch_switch(wpa_s, data->ch_switch.freq,
6111 data->ch_switch.ht_enabled,
6112 data->ch_switch.ch_offset,
6113 data->ch_switch.ch_width,
6114 data->ch_switch.cf1,
6115 data->ch_switch.cf2,
6116 1);
6117 }
6118 #endif /* CONFIG_AP */
6119
6120 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
6121 sme_event_ch_switch(wpa_s);
6122
6123 wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_CS);
6124 wnm_clear_coloc_intf_reporting(wpa_s);
6125 #endif /* EXT_CODE_CROP */
6126 break;
6127
6128 #ifndef EXT_CODE_CROP
6129 #ifdef CONFIG_AP
6130 #ifdef NEED_AP_MLME
6131 case EVENT_DFS_RADAR_DETECTED:
6132 if (data)
6133 wpas_ap_event_dfs_radar_detected(wpa_s,
6134 &data->dfs_event);
6135 break;
6136 case EVENT_DFS_NOP_FINISHED:
6137 if (data)
6138 wpas_ap_event_dfs_cac_nop_finished(wpa_s,
6139 &data->dfs_event);
6140 break;
6141 #endif /* NEED_AP_MLME */
6142 #endif /* CONFIG_AP */
6143 case EVENT_DFS_CAC_STARTED:
6144 if (data)
6145 wpas_event_dfs_cac_started(wpa_s, &data->dfs_event);
6146 break;
6147 case EVENT_DFS_CAC_FINISHED:
6148 if (data)
6149 wpas_event_dfs_cac_finished(wpa_s, &data->dfs_event);
6150 break;
6151 case EVENT_DFS_CAC_ABORTED:
6152 if (data)
6153 wpas_event_dfs_cac_aborted(wpa_s, &data->dfs_event);
6154 break;
6155 #endif /* EXT_CODE_CROP */
6156 case EVENT_RX_MGMT: {
6157 u16 fc, stype;
6158 const struct ieee80211_mgmt *mgmt;
6159
6160 #ifdef CONFIG_TESTING_OPTIONS
6161 if (wpa_s->ext_mgmt_frame_handling) {
6162 struct rx_mgmt *rx = &data->rx_mgmt;
6163 size_t hex_len = 2 * rx->frame_len + 1;
6164 char *hex = os_malloc(hex_len);
6165 if (hex) {
6166 wpa_snprintf_hex(hex, hex_len,
6167 rx->frame, rx->frame_len);
6168 wpa_msg(wpa_s, MSG_INFO, "MGMT-RX freq=%d datarate=%u ssi_signal=%d %s",
6169 rx->freq, rx->datarate, rx->ssi_signal,
6170 hex);
6171 os_free(hex);
6172 }
6173 break;
6174 }
6175 #endif /* CONFIG_TESTING_OPTIONS */
6176
6177 mgmt = (const struct ieee80211_mgmt *)
6178 data->rx_mgmt.frame;
6179 fc = le_to_host16(mgmt->frame_control);
6180 stype = WLAN_FC_GET_STYPE(fc);
6181
6182 #ifdef CONFIG_AP
6183 if (wpa_s->ap_iface == NULL) {
6184 #endif /* CONFIG_AP */
6185 #ifdef CONFIG_P2P
6186 if (stype == WLAN_FC_STYPE_PROBE_REQ &&
6187 data->rx_mgmt.frame_len > IEEE80211_HDRLEN) {
6188 const u8 *src = mgmt->sa;
6189 const u8 *ie;
6190 size_t ie_len;
6191
6192 ie = data->rx_mgmt.frame + IEEE80211_HDRLEN;
6193 ie_len = data->rx_mgmt.frame_len -
6194 IEEE80211_HDRLEN;
6195 wpas_p2p_probe_req_rx(
6196 wpa_s, src, mgmt->da,
6197 mgmt->bssid, ie, ie_len,
6198 data->rx_mgmt.freq,
6199 data->rx_mgmt.ssi_signal);
6200 break;
6201 }
6202 #endif /* CONFIG_P2P */
6203 #ifdef CONFIG_IBSS_RSN
6204 if (wpa_s->current_ssid &&
6205 wpa_s->current_ssid->mode == WPAS_MODE_IBSS &&
6206 stype == WLAN_FC_STYPE_AUTH &&
6207 data->rx_mgmt.frame_len >= 30) {
6208 wpa_supplicant_event_ibss_auth(wpa_s, data);
6209 break;
6210 }
6211 #endif /* CONFIG_IBSS_RSN */
6212
6213 if (stype == WLAN_FC_STYPE_ACTION) {
6214 wpas_event_rx_mgmt_action(
6215 wpa_s, data->rx_mgmt.frame,
6216 data->rx_mgmt.frame_len,
6217 data->rx_mgmt.freq,
6218 data->rx_mgmt.ssi_signal);
6219 break;
6220 }
6221
6222 #ifdef LOS_CONFIG_MESH
6223 if (wpa_s->ifmsh) {
6224 mesh_mpm_mgmt_rx(wpa_s, &data->rx_mgmt);
6225 break;
6226 }
6227 #endif /* LOS_CONFIG_MESH */
6228 #ifdef CONFIG_PASN
6229 if (stype == WLAN_FC_STYPE_AUTH &&
6230 wpas_pasn_auth_rx(wpa_s, mgmt,
6231 data->rx_mgmt.frame_len) != -2)
6232 break;
6233 #endif /* CONFIG_PASN */
6234
6235 #ifdef CONFIG_SAE
6236 if (stype == WLAN_FC_STYPE_AUTH &&
6237 !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
6238 (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE)) {
6239 sme_external_auth_mgmt_rx(
6240 wpa_s, data->rx_mgmt.frame,
6241 data->rx_mgmt.frame_len);
6242 break;
6243 }
6244 #endif /* CONFIG_SAE */
6245 wpa_dbg(wpa_s, MSG_DEBUG, "AP: ignore received "
6246 "management frame in non-AP mode");
6247 break;
6248 #ifdef CONFIG_AP
6249 }
6250
6251 if (stype == WLAN_FC_STYPE_PROBE_REQ &&
6252 data->rx_mgmt.frame_len > IEEE80211_HDRLEN) {
6253 const u8 *ie;
6254 size_t ie_len;
6255
6256 ie = data->rx_mgmt.frame + IEEE80211_HDRLEN;
6257 ie_len = data->rx_mgmt.frame_len - IEEE80211_HDRLEN;
6258
6259 wpas_notify_preq(wpa_s, mgmt->sa, mgmt->da,
6260 mgmt->bssid, ie, ie_len,
6261 data->rx_mgmt.ssi_signal);
6262 }
6263
6264 ap_mgmt_rx(wpa_s, &data->rx_mgmt);
6265 #endif /* CONFIG_AP */
6266 break;
6267 }
6268 #ifndef EXT_CODE_CROP
6269 case EVENT_RX_PROBE_REQ:
6270 if (data->rx_probe_req.sa == NULL ||
6271 data->rx_probe_req.ie == NULL)
6272 break;
6273 #ifdef CONFIG_AP
6274 if (wpa_s->ap_iface) {
6275 hostapd_probe_req_rx(wpa_s->ap_iface->bss[0],
6276 data->rx_probe_req.sa,
6277 data->rx_probe_req.da,
6278 data->rx_probe_req.bssid,
6279 data->rx_probe_req.ie,
6280 data->rx_probe_req.ie_len,
6281 data->rx_probe_req.ssi_signal);
6282 break;
6283 }
6284 #endif /* CONFIG_AP */
6285 wpas_p2p_probe_req_rx(wpa_s, data->rx_probe_req.sa,
6286 data->rx_probe_req.da,
6287 data->rx_probe_req.bssid,
6288 data->rx_probe_req.ie,
6289 data->rx_probe_req.ie_len,
6290 0,
6291 data->rx_probe_req.ssi_signal);
6292 break;
6293 #endif /* EXT_CODE_CROP */
6294 #ifdef CONFIG_P2P
6295 case EVENT_REMAIN_ON_CHANNEL:
6296 #ifdef CONFIG_OFFCHANNEL
6297 offchannel_remain_on_channel_cb(
6298 wpa_s, data->remain_on_channel.freq,
6299 data->remain_on_channel.duration);
6300 #endif /* CONFIG_OFFCHANNEL */
6301 wpas_p2p_remain_on_channel_cb(
6302 wpa_s, data->remain_on_channel.freq,
6303 data->remain_on_channel.duration);
6304 #ifdef CONFIG_DPP
6305 wpas_dpp_remain_on_channel_cb(
6306 wpa_s, data->remain_on_channel.freq,
6307 data->remain_on_channel.duration);
6308 #endif /* CONFIG_DPP */
6309 break;
6310 case EVENT_CANCEL_REMAIN_ON_CHANNEL:
6311 #ifdef CONFIG_OFFCHANNEL
6312 offchannel_cancel_remain_on_channel_cb(
6313 wpa_s, data->remain_on_channel.freq);
6314 #endif /* CONFIG_OFFCHANNEL */
6315 wpas_p2p_cancel_remain_on_channel_cb(
6316 wpa_s, data->remain_on_channel.freq);
6317 #endif /* CONFIG_P2P */
6318 #ifdef CONFIG_DPP
6319 wpas_dpp_cancel_remain_on_channel_cb(
6320 wpa_s, data->remain_on_channel.freq);
6321 #endif /* CONFIG_DPP */
6322 break;
6323 case EVENT_EAPOL_RX:
6324 wpa_supplicant_rx_eapol(wpa_s, data->eapol_rx.src,
6325 data->eapol_rx.data,
6326 data->eapol_rx.data_len);
6327 break;
6328 #ifndef EXT_CODE_CROP
6329 case EVENT_SIGNAL_CHANGE:
6330 wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_SIGNAL_CHANGE
6331 "above=%d signal=%d noise=%d txrate=%d",
6332 data->signal_change.above_threshold,
6333 data->signal_change.current_signal,
6334 data->signal_change.current_noise,
6335 data->signal_change.current_txrate);
6336 wpa_bss_update_level(wpa_s->current_bss,
6337 data->signal_change.current_signal);
6338 bgscan_notify_signal_change(
6339 wpa_s, data->signal_change.above_threshold,
6340 data->signal_change.current_signal,
6341 data->signal_change.current_noise,
6342 data->signal_change.current_txrate);
6343 break;
6344 case EVENT_INTERFACE_MAC_CHANGED:
6345 wpa_supplicant_update_mac_addr(wpa_s);
6346 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
6347 break;
6348 case EVENT_INTERFACE_ENABLED:
6349 wpa_dbg(wpa_s, MSG_DEBUG, "Interface was enabled");
6350 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
6351 u8 addr[ETH_ALEN];
6352
6353 eloop_cancel_timeout(wpas_clear_disabled_interface,
6354 wpa_s, NULL);
6355 os_memcpy(addr, wpa_s->own_addr, ETH_ALEN);
6356 wpa_supplicant_update_mac_addr(wpa_s);
6357 if (os_memcmp(addr, wpa_s->own_addr, ETH_ALEN) != 0)
6358 wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
6359 else
6360 wpa_sm_pmksa_cache_reconfig(wpa_s->wpa);
6361 wpa_supplicant_set_default_scan_ies(wpa_s);
6362 if (wpa_s->p2p_mgmt) {
6363 wpa_supplicant_set_state(wpa_s,
6364 WPA_DISCONNECTED);
6365 break;
6366 }
6367
6368 #ifdef CONFIG_AP
6369 if (!wpa_s->ap_iface) {
6370 wpa_supplicant_set_state(wpa_s,
6371 WPA_DISCONNECTED);
6372 wpa_s->scan_req = NORMAL_SCAN_REQ;
6373 wpa_supplicant_req_scan(wpa_s, 0, 0);
6374 } else
6375 wpa_supplicant_set_state(wpa_s,
6376 WPA_COMPLETED);
6377 #else /* CONFIG_AP */
6378 wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
6379 wpa_supplicant_req_scan(wpa_s, 0, 0);
6380 #endif /* CONFIG_AP */
6381 }
6382 break;
6383 case EVENT_INTERFACE_DISABLED:
6384 wpa_dbg(wpa_s, MSG_DEBUG, "Interface was disabled");
6385 #ifdef CONFIG_P2P
6386 if (wpa_s->p2p_group_interface == P2P_GROUP_INTERFACE_GO ||
6387 (wpa_s->current_ssid && wpa_s->current_ssid->p2p_group &&
6388 wpa_s->current_ssid->mode == WPAS_MODE_P2P_GO)) {
6389 /*
6390 * Mark interface disabled if this happens to end up not
6391 * being removed as a separate P2P group interface.
6392 */
6393 wpa_supplicant_set_state(wpa_s, WPA_INTERFACE_DISABLED);
6394 /*
6395 * The interface was externally disabled. Remove
6396 * it assuming an external entity will start a
6397 * new session if needed.
6398 */
6399 if (wpa_s->current_ssid &&
6400 wpa_s->current_ssid->p2p_group)
6401 wpas_p2p_interface_unavailable(wpa_s);
6402 else
6403 wpas_p2p_disconnect(wpa_s);
6404 /*
6405 * wpa_s instance may have been freed, so must not use
6406 * it here anymore.
6407 */
6408 break;
6409 }
6410 if (wpa_s->p2p_scan_work && wpa_s->global->p2p &&
6411 p2p_in_progress(wpa_s->global->p2p) > 1) {
6412 /* This radio work will be cancelled, so clear P2P
6413 * state as well.
6414 */
6415 p2p_stop_find(wpa_s->global->p2p);
6416 }
6417 #endif /* CONFIG_P2P */
6418
6419 if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
6420 /*
6421 * Indicate disconnection to keep ctrl_iface events
6422 * consistent.
6423 */
6424 wpa_supplicant_event_disassoc(
6425 wpa_s, WLAN_REASON_DEAUTH_LEAVING, 1);
6426 }
6427 wpa_supplicant_mark_disassoc(wpa_s);
6428 os_reltime_age(&wpa_s->last_scan, &age);
6429 if (age.sec >= wpa_s->conf->scan_res_valid_for_connect) {
6430 clear_at.sec = wpa_s->conf->scan_res_valid_for_connect;
6431 clear_at.usec = 0;
6432 } else {
6433 struct os_reltime tmp;
6434
6435 tmp.sec = wpa_s->conf->scan_res_valid_for_connect;
6436 tmp.usec = 0;
6437 os_reltime_sub(&tmp, &age, &clear_at);
6438 }
6439 eloop_register_timeout(clear_at.sec, clear_at.usec,
6440 wpas_clear_disabled_interface,
6441 wpa_s, NULL);
6442 radio_remove_works(wpa_s, NULL, 0);
6443
6444 wpa_supplicant_set_state(wpa_s, WPA_INTERFACE_DISABLED);
6445 break;
6446 case EVENT_CHANNEL_LIST_CHANGED:
6447 wpa_supplicant_update_channel_list(
6448 wpa_s, &data->channel_list_changed);
6449 break;
6450 case EVENT_INTERFACE_UNAVAILABLE:
6451 wpas_p2p_interface_unavailable(wpa_s);
6452 break;
6453 case EVENT_BEST_CHANNEL:
6454 wpa_dbg(wpa_s, MSG_DEBUG, "Best channel event received "
6455 "(%d %d %d)",
6456 data->best_chan.freq_24, data->best_chan.freq_5,
6457 data->best_chan.freq_overall);
6458 wpa_s->best_24_freq = data->best_chan.freq_24;
6459 wpa_s->best_5_freq = data->best_chan.freq_5;
6460 wpa_s->best_overall_freq = data->best_chan.freq_overall;
6461 wpas_p2p_update_best_channels(wpa_s, data->best_chan.freq_24,
6462 data->best_chan.freq_5,
6463 data->best_chan.freq_overall);
6464 break;
6465 case EVENT_UNPROT_DEAUTH:
6466 wpa_supplicant_event_unprot_deauth(wpa_s,
6467 &data->unprot_deauth);
6468 break;
6469 case EVENT_UNPROT_DISASSOC:
6470 wpa_supplicant_event_unprot_disassoc(wpa_s,
6471 &data->unprot_disassoc);
6472 break;
6473 case EVENT_STATION_LOW_ACK:
6474 #ifdef CONFIG_AP
6475 if (wpa_s->ap_iface && data)
6476 hostapd_event_sta_low_ack(wpa_s->ap_iface->bss[0],
6477 data->low_ack.addr);
6478 #endif /* CONFIG_AP */
6479 #ifdef CONFIG_TDLS
6480 if (data)
6481 wpa_tdls_disable_unreachable_link(wpa_s->wpa,
6482 data->low_ack.addr);
6483 #endif /* CONFIG_TDLS */
6484 break;
6485 case EVENT_IBSS_PEER_LOST:
6486 #ifdef CONFIG_IBSS_RSN
6487 ibss_rsn_stop(wpa_s->ibss_rsn, data->ibss_peer_lost.peer);
6488 #endif /* CONFIG_IBSS_RSN */
6489 break;
6490 case EVENT_DRIVER_GTK_REKEY:
6491 if (os_memcmp(data->driver_gtk_rekey.bssid,
6492 wpa_s->bssid, ETH_ALEN))
6493 break;
6494 if (!wpa_s->wpa)
6495 break;
6496 wpa_sm_update_replay_ctr(wpa_s->wpa,
6497 data->driver_gtk_rekey.replay_ctr);
6498 break;
6499 case EVENT_SCHED_SCAN_STOPPED:
6500 wpa_s->sched_scanning = 0;
6501 resched = wpa_s->scanning && wpas_scan_scheduled(wpa_s);
6502 wpa_supplicant_notify_scanning(wpa_s, 0);
6503
6504 if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
6505 break;
6506
6507 /*
6508 * If the driver stopped scanning without being requested to,
6509 * request a new scan to continue scanning for networks.
6510 */
6511 if (!wpa_s->sched_scan_stop_req &&
6512 wpa_s->wpa_state == WPA_SCANNING) {
6513 wpa_dbg(wpa_s, MSG_DEBUG,
6514 "Restart scanning after unexpected sched_scan stop event");
6515 wpa_supplicant_req_scan(wpa_s, 1, 0);
6516 break;
6517 }
6518
6519 wpa_s->sched_scan_stop_req = 0;
6520
6521 /*
6522 * Start a new sched scan to continue searching for more SSIDs
6523 * either if timed out or PNO schedule scan is pending.
6524 */
6525 if (wpa_s->sched_scan_timed_out) {
6526 wpa_supplicant_req_sched_scan(wpa_s);
6527 } else if (wpa_s->pno_sched_pending) {
6528 wpa_s->pno_sched_pending = 0;
6529 wpas_start_pno(wpa_s);
6530 } else if (resched) {
6531 wpa_supplicant_req_scan(wpa_s, 0, 0);
6532 }
6533
6534 break;
6535 case EVENT_WPS_BUTTON_PUSHED:
6536 #ifdef CONFIG_WPS
6537 wpas_wps_start_pbc(wpa_s, NULL, 0, 0);
6538 #endif /* CONFIG_WPS */
6539 break;
6540 case EVENT_AVOID_FREQUENCIES:
6541 wpa_supplicant_notify_avoid_freq(wpa_s, data);
6542 break;
6543 case EVENT_CONNECT_FAILED_REASON:
6544 #ifdef CONFIG_AP
6545 if (!wpa_s->ap_iface || !data)
6546 break;
6547 hostapd_event_connect_failed_reason(
6548 wpa_s->ap_iface->bss[0],
6549 data->connect_failed_reason.addr,
6550 data->connect_failed_reason.code);
6551 #endif /* CONFIG_AP */
6552 break;
6553 #endif /* EXT_CODE_CROP */
6554 #ifndef LOS_CONFIG_MESH_TRIM
6555 case EVENT_NEW_PEER_CANDIDATE:
6556 #ifdef CONFIG_MESH
6557 if (!wpa_s->ifmsh || !data)
6558 break;
6559 if (g_mesh_auto_peer_flag) {
6560 los_event_new_mesh_peer(wpa_s, data->ext_mesh_peer.peer,
6561 data->ext_mesh_peer.mesh_bcn_priority, data->ext_mesh_peer.mesh_is_mbr);
6562 }
6563 #endif /* CONFIG_MESH */
6564 break;
6565 #endif /* LOS_CONFIG_MESH_TRIM */
6566
6567 #ifndef EXT_CODE_CROP
6568 case EVENT_SURVEY:
6569 #ifdef CONFIG_AP
6570 if (!wpa_s->ap_iface)
6571 break;
6572 hostapd_event_get_survey(wpa_s->ap_iface,
6573 &data->survey_results);
6574 #endif /* CONFIG_AP */
6575 break;
6576 case EVENT_ACS_CHANNEL_SELECTED:
6577 #ifdef CONFIG_AP
6578 #ifdef CONFIG_ACS
6579 if (!wpa_s->ap_iface)
6580 break;
6581 hostapd_acs_channel_selected(wpa_s->ap_iface->bss[0],
6582 &data->acs_selected_channels);
6583 #endif /* CONFIG_ACS */
6584 #endif /* CONFIG_AP */
6585 break;
6586 case EVENT_P2P_LO_STOP:
6587 #ifdef CONFIG_P2P
6588 wpa_s->p2p_lo_started = 0;
6589 wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_LISTEN_OFFLOAD_STOP
6590 P2P_LISTEN_OFFLOAD_STOP_REASON "reason=%d",
6591 data->p2p_lo_stop.reason_code);
6592 #endif /* CONFIG_P2P */
6593 break;
6594 case EVENT_BEACON_LOSS:
6595 if (!wpa_s->current_bss || !wpa_s->current_ssid)
6596 break;
6597 wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_BEACON_LOSS);
6598 bgscan_notify_beacon_loss(wpa_s);
6599 break;
6600 #endif /* EXT_CODE_CROP */
6601 case EVENT_EXTERNAL_AUTH:
6602 #ifdef CONFIG_SAE
6603 if (!wpa_s->current_ssid) {
6604 wpa_warning_log0(MSG_DEBUG, "SAE: current_ssid is NULL");
6605 break;
6606 }
6607 sme_external_auth_trigger(wpa_s, data);
6608 #endif /* CONFIG_SAE */
6609 break;
6610 #ifndef EXT_CODE_CROP
6611 case EVENT_PORT_AUTHORIZED:
6612 wpa_supplicant_event_port_authorized(wpa_s);
6613 break;
6614 case EVENT_STATION_OPMODE_CHANGED:
6615 #ifdef CONFIG_AP
6616 if (!wpa_s->ap_iface || !data)
6617 break;
6618
6619 hostapd_event_sta_opmode_changed(wpa_s->ap_iface->bss[0],
6620 data->sta_opmode.addr,
6621 data->sta_opmode.smps_mode,
6622 data->sta_opmode.chan_width,
6623 data->sta_opmode.rx_nss);
6624 #endif /* CONFIG_AP */
6625 break;
6626 #endif /* EXT_CODE_CROP */
6627 case EVENT_UNPROT_BEACON:
6628 wpas_event_unprot_beacon(wpa_s, &data->unprot_beacon);
6629 break;
6630 default:
6631 #ifndef EXT_CODE_CROP
6632 wpa_msg(wpa_s, MSG_INFO, "Unknown event %d", event);
6633 #endif /* EXT_CODE_CROP */
6634 break;
6635 }
6636 }
6637
6638 #ifndef EXT_CODE_CROP
6639 void wpa_supplicant_event_global(void *ctx, enum wpa_event_type event,
6640 union wpa_event_data *data)
6641 {
6642 struct wpa_supplicant *wpa_s;
6643
6644 if (event != EVENT_INTERFACE_STATUS)
6645 return;
6646
6647 wpa_s = wpa_supplicant_get_iface(ctx, data->interface_status.ifname);
6648 if (wpa_s && wpa_s->driver->get_ifindex) {
6649 unsigned int ifindex;
6650
6651 ifindex = wpa_s->driver->get_ifindex(wpa_s->drv_priv);
6652 if (ifindex != data->interface_status.ifindex) {
6653 wpa_dbg(wpa_s, MSG_DEBUG,
6654 "interface status ifindex %d mismatch (%d)",
6655 ifindex, data->interface_status.ifindex);
6656 return;
6657 }
6658 }
6659 #ifdef CONFIG_MATCH_IFACE
6660 else if (data->interface_status.ievent == EVENT_INTERFACE_ADDED) {
6661 struct wpa_interface *wpa_i;
6662
6663 wpa_i = wpa_supplicant_match_iface(
6664 ctx, data->interface_status.ifname);
6665 if (!wpa_i)
6666 return;
6667 wpa_s = wpa_supplicant_add_iface(ctx, wpa_i, NULL);
6668 os_free(wpa_i);
6669 }
6670 #endif /* CONFIG_MATCH_IFACE */
6671
6672 if (wpa_s)
6673 wpa_supplicant_event(wpa_s, event, data);
6674 }
6675 #endif /* EXT_CODE_CROP */
6676