2  * wpa_supplicant - List of temporarily ignored BSSIDs
3  * Copyright (c) 2003-2021, Jouni Malinen <j@w1.fi>
16  * wpa_bssid_ignore_get - Get the ignore list entry for a BSSID
24 	struct wpa_bssid_ignore *e;  in wpa_bssid_ignore_get()  local
29 	if (wpa_s->current_ssid &&  in wpa_bssid_ignore_get()
30 	    wpa_s->current_ssid->was_recently_reconfigured) {  in wpa_bssid_ignore_get()
32 		wpa_s->current_ssid->was_recently_reconfigured = false;  in wpa_bssid_ignore_get()
38 	e = wpa_s->bssid_ignore;  in wpa_bssid_ignore_get()
39 	while (e) {  in wpa_bssid_ignore_get()
40 		if (ether_addr_equal(e->bssid, bssid))  in wpa_bssid_ignore_get()
41 			return e;  in wpa_bssid_ignore_get()
42 		e = e->next;  in wpa_bssid_ignore_get()
50  * wpa_bssid_ignore_add - Add an BSSID to the ignore list
53  * Returns: Current ignore list count on success, -1 on failure
67 	struct wpa_bssid_ignore *e;  in wpa_bssid_ignore_add()  local
71 		return -1;  in wpa_bssid_ignore_add()
73 	e = wpa_bssid_ignore_get(wpa_s, bssid);  in wpa_bssid_ignore_add()
75 	if (e) {  in wpa_bssid_ignore_add()
76 		e->start = now;  in wpa_bssid_ignore_add()
77 		e->count++;  in wpa_bssid_ignore_add()
78 		if (e->count > 5)  in wpa_bssid_ignore_add()
79 			e->timeout_secs = 1800;  in wpa_bssid_ignore_add()
80 		else if (e->count == 5)  in wpa_bssid_ignore_add()
81 			e->timeout_secs = 600;  in wpa_bssid_ignore_add()
82 		else if (e->count == 4)  in wpa_bssid_ignore_add()
83 			e->timeout_secs = 120;  in wpa_bssid_ignore_add()
84 		else if (e->count == 3)  in wpa_bssid_ignore_add()
85 			e->timeout_secs = 60;  in wpa_bssid_ignore_add()
87 			e->timeout_secs = 10;  in wpa_bssid_ignore_add()
90 			MAC2STR(bssid), e->count, e->timeout_secs);  in wpa_bssid_ignore_add()
91 		return e->count;  in wpa_bssid_ignore_add()
94 	e = os_zalloc(sizeof(*e));  in wpa_bssid_ignore_add()
95 	if (e == NULL)  in wpa_bssid_ignore_add()
96 		return -1;  in wpa_bssid_ignore_add()
97 	os_memcpy(e->bssid, bssid, ETH_ALEN);  in wpa_bssid_ignore_add()
98 	e->count = 1;  in wpa_bssid_ignore_add()
99 	e->timeout_secs = 10;  in wpa_bssid_ignore_add()
100 	e->start = now;  in wpa_bssid_ignore_add()
101 	e->next = wpa_s->bssid_ignore;  in wpa_bssid_ignore_add()
102 	wpa_s->bssid_ignore = e;  in wpa_bssid_ignore_add()
105 		MAC2STR(bssid), e->timeout_secs);  in wpa_bssid_ignore_add()
107 	return e->count;  in wpa_bssid_ignore_add()
112  * wpa_bssid_ignore_del - Remove an BSSID from the ignore list
115  * Returns: 0 on success, -1 on failure
119 	struct wpa_bssid_ignore *e, *prev = NULL;  in wpa_bssid_ignore_del()  local
122 		return -1;  in wpa_bssid_ignore_del()
124 	e = wpa_s->bssid_ignore;  in wpa_bssid_ignore_del()
125 	while (e) {  in wpa_bssid_ignore_del()
126 		if (ether_addr_equal(e->bssid, bssid)) {  in wpa_bssid_ignore_del()
128 				wpa_s->bssid_ignore = e->next;  in wpa_bssid_ignore_del()
130 				prev->next = e->next;  in wpa_bssid_ignore_del()
134 			os_free(e);  in wpa_bssid_ignore_del()
137 		prev = e;  in wpa_bssid_ignore_del()
138 		e = e->next;  in wpa_bssid_ignore_del()
140 	return -1;  in wpa_bssid_ignore_del()
145  * wpa_bssid_ignore_is_listed - Check whether a BSSID is ignored temporarily
152 	struct wpa_bssid_ignore *e;  in wpa_bssid_ignore_is_listed()  local
155 	e = wpa_bssid_ignore_get(wpa_s, bssid);  in wpa_bssid_ignore_is_listed()
156 	if (!e)  in wpa_bssid_ignore_is_listed()
159 	if (os_reltime_expired(&now, &e->start, e->timeout_secs))  in wpa_bssid_ignore_is_listed()
161 	return e->count;  in wpa_bssid_ignore_is_listed()
166  * wpa_bssid_ignore_clear - Clear the ignore list of all entries
171 	struct wpa_bssid_ignore *e, *prev;  in wpa_bssid_ignore_clear()  local
173 	e = wpa_s->bssid_ignore;  in wpa_bssid_ignore_clear()
174 	wpa_s->bssid_ignore = NULL;  in wpa_bssid_ignore_clear()
175 	while (e) {  in wpa_bssid_ignore_clear()
176 		prev = e;  in wpa_bssid_ignore_clear()
177 		e = e->next;  in wpa_bssid_ignore_clear()
179 			" from ignore list (clear)", MAC2STR(prev->bssid));  in wpa_bssid_ignore_clear()
186  * wpa_bssid_ignore_update - Update the entries in the ignore list,
192 	struct wpa_bssid_ignore *e, *prev = NULL;  in wpa_bssid_ignore_update()  local
198 	e = wpa_s->bssid_ignore;  in wpa_bssid_ignore_update()
200 	while (e) {  in wpa_bssid_ignore_update()
201 		if (os_reltime_expired(&now, &e->start,  in wpa_bssid_ignore_update()
202 				       e->timeout_secs + 3600)) {  in wpa_bssid_ignore_update()
203 			struct wpa_bssid_ignore *to_delete = e;  in wpa_bssid_ignore_update()
206 				prev->next = e->next;  in wpa_bssid_ignore_update()
207 				e = prev->next;  in wpa_bssid_ignore_update()
209 				wpa_s->bssid_ignore = e->next;  in wpa_bssid_ignore_update()
210 				e = wpa_s->bssid_ignore;  in wpa_bssid_ignore_update()
214 				MAC2STR(to_delete->bssid));  in wpa_bssid_ignore_update()
217 			prev = e;  in wpa_bssid_ignore_update()
218 			e = e->next;  in wpa_bssid_ignore_update()