23 	struct rsn_pmksa_cache_entry *pmksa; /* PMKSA cache */  member
36 static void pmksa_cache_set_expiration(struct rsn_pmksa_cache *pmksa);
45 static void pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_free_entry()  argument
49 	if (pmksa->sm)  in pmksa_cache_free_entry()
50 		wpa_sm_remove_pmkid(pmksa->sm, entry->network_ctx, entry->aa,  in pmksa_cache_free_entry()
54 	pmksa->pmksa_count--;  in pmksa_cache_free_entry()
55 	if (pmksa->free_cb)  in pmksa_cache_free_entry()
56 		pmksa->free_cb(entry, pmksa->ctx, reason);  in pmksa_cache_free_entry()
61 void pmksa_cache_remove(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_remove()  argument
66 	e = pmksa->pmksa;  in pmksa_cache_remove()
69 			pmksa->pmksa = entry->next;  in pmksa_cache_remove()
85 	pmksa_cache_free_entry(pmksa, entry, PMKSA_FREE);  in pmksa_cache_remove()
91 	struct rsn_pmksa_cache *pmksa = eloop_ctx;  in pmksa_cache_expire()  local
94 	struct rsn_pmksa_cache_entry *entry = pmksa->pmksa;  in pmksa_cache_expire()
98 		if (wpa_key_mgmt_sae(entry->akmp) && pmksa->is_current_cb &&  in pmksa_cache_expire()
99 		    pmksa->is_current_cb(entry, pmksa->ctx)) {  in pmksa_cache_expire()
118 			pmksa->pmksa = entry->next;  in pmksa_cache_expire()
121 		pmksa_cache_free_entry(pmksa, tmp, PMKSA_EXPIRE);  in pmksa_cache_expire()
124 	pmksa_cache_set_expiration(pmksa);  in pmksa_cache_expire()
130 	struct rsn_pmksa_cache *pmksa = eloop_ctx;  in pmksa_cache_reauth()  local
132 	if (!pmksa->sm)  in pmksa_cache_reauth()
135 	if (pmksa->sm->driver_bss_selection) {  in pmksa_cache_reauth()
138 		entry = pmksa->sm->cur_pmksa ?  in pmksa_cache_reauth()
139 			pmksa->sm->cur_pmksa :  in pmksa_cache_reauth()
140 			pmksa_cache_get(pmksa, pmksa->sm->bssid, NULL, NULL,  in pmksa_cache_reauth()
146 			wpa_sm_remove_pmkid(pmksa->sm, entry->network_ctx,  in pmksa_cache_reauth()
152 	pmksa->sm->cur_pmksa = NULL;  in pmksa_cache_reauth()
153 	eapol_sm_request_reauth(pmksa->sm->eapol);  in pmksa_cache_reauth()
157 static void pmksa_cache_set_expiration(struct rsn_pmksa_cache *pmksa)  in pmksa_cache_set_expiration()  argument
163 	eloop_cancel_timeout(pmksa_cache_expire, pmksa, NULL);  in pmksa_cache_set_expiration()
164 	eloop_cancel_timeout(pmksa_cache_reauth, pmksa, NULL);  in pmksa_cache_set_expiration()
165 	if (pmksa->pmksa == NULL)  in pmksa_cache_set_expiration()
168 	sec = pmksa->pmksa->expiration - now.sec;  in pmksa_cache_set_expiration()
171 		if (wpa_key_mgmt_sae(pmksa->pmksa->akmp) &&  in pmksa_cache_set_expiration()
172 		    pmksa->is_current_cb &&  in pmksa_cache_set_expiration()
173 		    pmksa->is_current_cb(pmksa->pmksa, pmksa->ctx)) {  in pmksa_cache_set_expiration()
179 			entry = pmksa->pmksa->next;  in pmksa_cache_set_expiration()
191 	eloop_register_timeout(sec + 1, 0, pmksa_cache_expire, pmksa, NULL);  in pmksa_cache_set_expiration()
193 	if (!pmksa->sm)  in pmksa_cache_set_expiration()
196 	entry = pmksa->sm->cur_pmksa ? pmksa->sm->cur_pmksa :  in pmksa_cache_set_expiration()
197 		pmksa_cache_get(pmksa, pmksa->sm->bssid, NULL, NULL, NULL, 0);  in pmksa_cache_set_expiration()
200 	     (pmksa->sm->driver_bss_selection &&  in pmksa_cache_set_expiration()
202 		sec = pmksa->pmksa->reauth_time - now.sec;  in pmksa_cache_set_expiration()
205 		eloop_register_timeout(sec, 0, pmksa_cache_reauth, pmksa,  in pmksa_cache_set_expiration()
232 pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,  in pmksa_cache_add()  argument
268 	if (pmksa->sm) {  in pmksa_cache_add()
269 		pmk_lifetime = pmksa->sm->dot11RSNAConfigPMKLifetime;  in pmksa_cache_add()
271 			pmksa->sm->dot11RSNAConfigPMKReauthThreshold;  in pmksa_cache_add()
285 	return pmksa_cache_add_entry(pmksa, entry);  in pmksa_cache_add()
290 pmksa_cache_add_entry(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_add_entry()  argument
297 	pos = pmksa->pmksa;  in pmksa_cache_add_entry()
313 				pmksa->pmksa = pos->next;  in pmksa_cache_add_entry()
330 				pmksa_cache_flush(pmksa, entry->network_ctx,  in pmksa_cache_add_entry()
333 			pmksa_cache_free_entry(pmksa, pos, PMKSA_REPLACE);  in pmksa_cache_add_entry()
340 	if (pmksa->pmksa_count >= pmksa_cache_max_entries && pmksa->pmksa) {  in pmksa_cache_add_entry()
342 		pos = pmksa->pmksa;  in pmksa_cache_add_entry()
344 		if (pmksa->sm && pos == pmksa->sm->cur_pmksa) {  in pmksa_cache_add_entry()
351 			pmksa->pmksa->next = pos ? pos->next : NULL;  in pmksa_cache_add_entry()
353 			pmksa->pmksa = pos->next;  in pmksa_cache_add_entry()
360 			pmksa_cache_free_entry(pmksa, pos, PMKSA_FREE);  in pmksa_cache_add_entry()
365 	pos = pmksa->pmksa;  in pmksa_cache_add_entry()
374 		entry->next = pmksa->pmksa;  in pmksa_cache_add_entry()
375 		pmksa->pmksa = entry;  in pmksa_cache_add_entry()
376 		pmksa_cache_set_expiration(pmksa);  in pmksa_cache_add_entry()
381 	pmksa->pmksa_count++;  in pmksa_cache_add_entry()
387 	if (!pmksa->sm)  in pmksa_cache_add_entry()
390 	if (pmksa->notify_cb)  in pmksa_cache_add_entry()
391 		pmksa->notify_cb(entry, pmksa->ctx);  in pmksa_cache_add_entry()
393 	wpa_sm_add_pmkid(pmksa->sm, entry->network_ctx, entry->aa, entry->pmkid,  in pmksa_cache_add_entry()
396 			 pmksa->sm->dot11RSNAConfigPMKLifetime,  in pmksa_cache_add_entry()
397 			 pmksa->sm->dot11RSNAConfigPMKReauthThreshold,  in pmksa_cache_add_entry()
413 void pmksa_cache_flush(struct rsn_pmksa_cache *pmksa, void *network_ctx,  in pmksa_cache_flush()  argument
419 	entry = pmksa->pmksa;  in pmksa_cache_flush()
432 				pmksa->pmksa = entry->next;  in pmksa_cache_flush()
435 			pmksa_cache_free_entry(pmksa, tmp, PMKSA_FREE);  in pmksa_cache_flush()
443 		pmksa_cache_set_expiration(pmksa);  in pmksa_cache_flush()
451 void pmksa_cache_deinit(struct rsn_pmksa_cache *pmksa)  in pmksa_cache_deinit()  argument
455 	if (pmksa == NULL)  in pmksa_cache_deinit()
458 	entry = pmksa->pmksa;  in pmksa_cache_deinit()
459 	pmksa->pmksa = NULL;  in pmksa_cache_deinit()
465 	pmksa_cache_set_expiration(pmksa);  in pmksa_cache_deinit()
466 	os_free(pmksa);  in pmksa_cache_deinit()
479 struct rsn_pmksa_cache_entry * pmksa_cache_get(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_get()  argument
485 	struct rsn_pmksa_cache_entry *entry = pmksa->pmksa;  in pmksa_cache_get()
501 pmksa_cache_clone_entry(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_clone_entry()  argument
510 	if (!pmksa->sm)  in pmksa_cache_clone_entry()
516 	new_entry = pmksa_cache_add(pmksa, old_entry->pmk, old_entry->pmk_len,  in pmksa_cache_clone_entry()
518 				    aa, pmksa->sm->own_addr,  in pmksa_cache_clone_entry()
547 pmksa_cache_get_opportunistic(struct rsn_pmksa_cache *pmksa, void *network_ctx,  in pmksa_cache_get_opportunistic()  argument
550 	struct rsn_pmksa_cache_entry *entry = pmksa->pmksa;  in pmksa_cache_get_opportunistic()
572 			entry = pmksa_cache_clone_entry(pmksa, entry, aa);  in pmksa_cache_get_opportunistic()
587 pmksa_cache_get_fils_cache_id(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_get_fils_cache_id()  argument
592 	for (entry = pmksa->pmksa; entry; entry = entry->next) {  in pmksa_cache_get_fils_cache_id()
648 	struct rsn_pmksa_cache *pmksa = sm->pmksa;  in pmksa_cache_set_current()  local
665 		sm->cur_pmksa = pmksa_cache_get(pmksa, NULL, sm->own_addr,  in pmksa_cache_set_current()
668 		sm->cur_pmksa = pmksa_cache_get(pmksa, bssid, sm->own_addr,  in pmksa_cache_set_current()
671 		sm->cur_pmksa = pmksa_cache_get_opportunistic(pmksa,  in pmksa_cache_set_current()
675 		sm->cur_pmksa = pmksa_cache_get_fils_cache_id(pmksa,  in pmksa_cache_set_current()
728 int pmksa_cache_list(struct rsn_pmksa_cache *pmksa, char *buf, size_t len)  in pmksa_cache_list()  argument
736 	for (entry = pmksa->pmksa; entry; entry = entry->next) {  in pmksa_cache_list()
752 	entry = pmksa->pmksa;  in pmksa_cache_list()
786 struct rsn_pmksa_cache_entry * pmksa_cache_head(struct rsn_pmksa_cache *pmksa)  in pmksa_cache_head()  argument
788 	return pmksa->pmksa;  in pmksa_cache_head()
808 	struct rsn_pmksa_cache *pmksa;  in pmksa_cache_init()  local
810 	pmksa = os_zalloc(sizeof(*pmksa));  in pmksa_cache_init()
811 	if (pmksa) {  in pmksa_cache_init()
812 		pmksa->free_cb = free_cb;  in pmksa_cache_init()
813 		pmksa->is_current_cb = is_current_cb;  in pmksa_cache_init()
814 		pmksa->notify_cb = notify_cb;  in pmksa_cache_init()
815 		pmksa->ctx = ctx;  in pmksa_cache_init()
816 		pmksa->sm = sm;  in pmksa_cache_init()
819 	return pmksa;  in pmksa_cache_init()
823 void pmksa_cache_reconfig(struct rsn_pmksa_cache *pmksa)  in pmksa_cache_reconfig()  argument
828 	if (!pmksa || !pmksa->pmksa)  in pmksa_cache_reconfig()
832 	for (entry = pmksa->pmksa; entry; entry = entry->next) {  in pmksa_cache_reconfig()
846 		wpa_sm_add_pmkid(pmksa->sm, entry->network_ctx, entry->aa,  in pmksa_cache_reconfig()
870 void pmksa_cache_deinit(struct rsn_pmksa_cache *pmksa)  in pmksa_cache_deinit()  argument
876 pmksa_cache_get(struct rsn_pmksa_cache *pmksa, const u8 *aa, const u8 *spa,  in pmksa_cache_get()  argument
890 int pmksa_cache_list(struct rsn_pmksa_cache *pmksa, char *buf, size_t len)  in pmksa_cache_list()  argument
897 pmksa_cache_head(struct rsn_pmksa_cache *pmksa)  in pmksa_cache_head()  argument
904 pmksa_cache_add_entry(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_add_entry()  argument
912 pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,  in pmksa_cache_add()  argument
934 void pmksa_cache_flush(struct rsn_pmksa_cache *pmksa, void *network_ctx,  in pmksa_cache_flush()  argument
940 void pmksa_cache_remove(struct rsn_pmksa_cache *pmksa,  in pmksa_cache_remove()  argument
946 void pmksa_cache_reconfig(struct rsn_pmksa_cache *pmksa)  in pmksa_cache_reconfig()  argument