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Commit | Line | Data |
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6fc6879b JM |
1 | /* |
2 | * hostapd / Station table | |
4dc03726 | 3 | * Copyright (c) 2002-2011, Jouni Malinen <j@w1.fi> |
6fc6879b | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
6fc6879b JM |
7 | */ |
8 | ||
6226e38d | 9 | #include "utils/includes.h" |
6fc6879b | 10 | |
6226e38d JM |
11 | #include "utils/common.h" |
12 | #include "utils/eloop.h" | |
81f4f619 | 13 | #include "common/ieee802_11_defs.h" |
6caaae1e | 14 | #include "common/wpa_ctrl.h" |
bdee6fce JM |
15 | #include "radius/radius.h" |
16 | #include "radius/radius_client.h" | |
17 | #include "drivers/driver.h" | |
8ccbe415 | 18 | #include "p2p/p2p.h" |
6fc6879b | 19 | #include "hostapd.h" |
6fc6879b JM |
20 | #include "accounting.h" |
21 | #include "ieee802_1x.h" | |
22 | #include "ieee802_11.h" | |
6226e38d JM |
23 | #include "wpa_auth.h" |
24 | #include "preauth_auth.h" | |
25 | #include "ap_config.h" | |
6fc6879b | 26 | #include "beacon.h" |
6226e38d | 27 | #include "ap_mlme.h" |
6fc6879b | 28 | #include "vlan_init.h" |
aefb53bd | 29 | #include "p2p_hostapd.h" |
cee7d66b | 30 | #include "ap_drv_ops.h" |
dca30c3f | 31 | #include "gas_serv.h" |
6226e38d | 32 | #include "sta_info.h" |
6fc6879b | 33 | |
53f3d6f3 FF |
34 | static void ap_sta_remove_in_other_bss(struct hostapd_data *hapd, |
35 | struct sta_info *sta); | |
6fc6879b | 36 | static void ap_handle_session_timer(void *eloop_ctx, void *timeout_ctx); |
4dc03726 JM |
37 | static void ap_sta_deauth_cb_timeout(void *eloop_ctx, void *timeout_ctx); |
38 | static void ap_sta_disassoc_cb_timeout(void *eloop_ctx, void *timeout_ctx); | |
5d22a1d5 | 39 | #ifdef CONFIG_IEEE80211W |
93b76319 | 40 | static void ap_sa_query_timer(void *eloop_ctx, void *timeout_ctx); |
5d22a1d5 | 41 | #endif /* CONFIG_IEEE80211W */ |
4dc03726 | 42 | static int ap_sta_remove(struct hostapd_data *hapd, struct sta_info *sta); |
6fc6879b JM |
43 | |
44 | int ap_for_each_sta(struct hostapd_data *hapd, | |
45 | int (*cb)(struct hostapd_data *hapd, struct sta_info *sta, | |
46 | void *ctx), | |
47 | void *ctx) | |
48 | { | |
49 | struct sta_info *sta; | |
50 | ||
51 | for (sta = hapd->sta_list; sta; sta = sta->next) { | |
52 | if (cb(hapd, sta, ctx)) | |
53 | return 1; | |
54 | } | |
55 | ||
56 | return 0; | |
57 | } | |
58 | ||
59 | ||
60 | struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta) | |
61 | { | |
62 | struct sta_info *s; | |
63 | ||
64 | s = hapd->sta_hash[STA_HASH(sta)]; | |
65 | while (s != NULL && os_memcmp(s->addr, sta, 6) != 0) | |
66 | s = s->hnext; | |
67 | return s; | |
68 | } | |
69 | ||
70 | ||
71 | static void ap_sta_list_del(struct hostapd_data *hapd, struct sta_info *sta) | |
72 | { | |
73 | struct sta_info *tmp; | |
74 | ||
75 | if (hapd->sta_list == sta) { | |
76 | hapd->sta_list = sta->next; | |
77 | return; | |
78 | } | |
79 | ||
80 | tmp = hapd->sta_list; | |
81 | while (tmp != NULL && tmp->next != sta) | |
82 | tmp = tmp->next; | |
83 | if (tmp == NULL) { | |
84 | wpa_printf(MSG_DEBUG, "Could not remove STA " MACSTR " from " | |
85 | "list.", MAC2STR(sta->addr)); | |
86 | } else | |
87 | tmp->next = sta->next; | |
88 | } | |
89 | ||
90 | ||
91 | void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta) | |
92 | { | |
93 | sta->hnext = hapd->sta_hash[STA_HASH(sta->addr)]; | |
94 | hapd->sta_hash[STA_HASH(sta->addr)] = sta; | |
95 | } | |
96 | ||
97 | ||
98 | static void ap_sta_hash_del(struct hostapd_data *hapd, struct sta_info *sta) | |
99 | { | |
100 | struct sta_info *s; | |
101 | ||
102 | s = hapd->sta_hash[STA_HASH(sta->addr)]; | |
103 | if (s == NULL) return; | |
104 | if (os_memcmp(s->addr, sta->addr, 6) == 0) { | |
105 | hapd->sta_hash[STA_HASH(sta->addr)] = s->hnext; | |
106 | return; | |
107 | } | |
108 | ||
109 | while (s->hnext != NULL && | |
110 | os_memcmp(s->hnext->addr, sta->addr, ETH_ALEN) != 0) | |
111 | s = s->hnext; | |
112 | if (s->hnext != NULL) | |
113 | s->hnext = s->hnext->hnext; | |
114 | else | |
115 | wpa_printf(MSG_DEBUG, "AP: could not remove STA " MACSTR | |
116 | " from hash table", MAC2STR(sta->addr)); | |
117 | } | |
118 | ||
119 | ||
120 | void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta) | |
121 | { | |
122 | int set_beacon = 0; | |
123 | ||
124 | accounting_sta_stop(hapd, sta); | |
125 | ||
6905dcb1 JB |
126 | /* just in case */ |
127 | ap_sta_set_authorized(hapd, sta, 0); | |
128 | ||
39f42d11 | 129 | if (sta->flags & WLAN_STA_WDS) |
0e8a96a9 | 130 | hostapd_set_wds_sta(hapd, sta->addr, sta->aid, 0); |
53f3d6f3 FF |
131 | |
132 | if (!(sta->flags & WLAN_STA_PREAUTH)) | |
51e2a27a | 133 | hostapd_drv_sta_remove(hapd, sta->addr); |
6fc6879b JM |
134 | |
135 | ap_sta_hash_del(hapd, sta); | |
136 | ap_sta_list_del(hapd, sta); | |
137 | ||
138 | if (sta->aid > 0) | |
2991469c JM |
139 | hapd->sta_aid[(sta->aid - 1) / 32] &= |
140 | ~BIT((sta->aid - 1) % 32); | |
6fc6879b JM |
141 | |
142 | hapd->num_sta--; | |
143 | if (sta->nonerp_set) { | |
144 | sta->nonerp_set = 0; | |
145 | hapd->iface->num_sta_non_erp--; | |
146 | if (hapd->iface->num_sta_non_erp == 0) | |
147 | set_beacon++; | |
148 | } | |
149 | ||
150 | if (sta->no_short_slot_time_set) { | |
151 | sta->no_short_slot_time_set = 0; | |
152 | hapd->iface->num_sta_no_short_slot_time--; | |
153 | if (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G | |
154 | && hapd->iface->num_sta_no_short_slot_time == 0) | |
155 | set_beacon++; | |
156 | } | |
157 | ||
158 | if (sta->no_short_preamble_set) { | |
159 | sta->no_short_preamble_set = 0; | |
160 | hapd->iface->num_sta_no_short_preamble--; | |
161 | if (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G | |
162 | && hapd->iface->num_sta_no_short_preamble == 0) | |
163 | set_beacon++; | |
164 | } | |
165 | ||
e8ff1e59 JM |
166 | if (sta->no_ht_gf_set) { |
167 | sta->no_ht_gf_set = 0; | |
168 | hapd->iface->num_sta_ht_no_gf--; | |
169 | } | |
170 | ||
171 | if (sta->no_ht_set) { | |
172 | sta->no_ht_set = 0; | |
de9289c8 | 173 | hapd->iface->num_sta_no_ht--; |
e8ff1e59 JM |
174 | } |
175 | ||
176 | if (sta->ht_20mhz_set) { | |
177 | sta->ht_20mhz_set = 0; | |
178 | hapd->iface->num_sta_ht_20mhz--; | |
179 | } | |
de9289c8 | 180 | |
aefb53bd JM |
181 | #ifdef CONFIG_P2P |
182 | if (sta->no_p2p_set) { | |
183 | sta->no_p2p_set = 0; | |
184 | hapd->num_sta_no_p2p--; | |
185 | if (hapd->num_sta_no_p2p == 0) | |
186 | hostapd_p2p_non_p2p_sta_disconnected(hapd); | |
187 | } | |
188 | #endif /* CONFIG_P2P */ | |
189 | ||
d45354be | 190 | #if defined(NEED_AP_MLME) && defined(CONFIG_IEEE80211N) |
de9289c8 JM |
191 | if (hostapd_ht_operation_update(hapd->iface) > 0) |
192 | set_beacon++; | |
d45354be | 193 | #endif /* NEED_AP_MLME && CONFIG_IEEE80211N */ |
de9289c8 | 194 | |
6fc6879b JM |
195 | if (set_beacon) |
196 | ieee802_11_set_beacons(hapd->iface); | |
197 | ||
42ca9845 JM |
198 | wpa_printf(MSG_DEBUG, "%s: cancel ap_handle_timer for " MACSTR, |
199 | __func__, MAC2STR(sta->addr)); | |
6fc6879b JM |
200 | eloop_cancel_timeout(ap_handle_timer, hapd, sta); |
201 | eloop_cancel_timeout(ap_handle_session_timer, hapd, sta); | |
4dc03726 JM |
202 | eloop_cancel_timeout(ap_sta_deauth_cb_timeout, hapd, sta); |
203 | eloop_cancel_timeout(ap_sta_disassoc_cb_timeout, hapd, sta); | |
6fc6879b JM |
204 | |
205 | ieee802_1x_free_station(sta); | |
206 | wpa_auth_sta_deinit(sta->wpa_sm); | |
207 | rsn_preauth_free_station(hapd, sta); | |
74784010 | 208 | #ifndef CONFIG_NO_RADIUS |
6fc6879b | 209 | radius_client_flush_auth(hapd->radius, sta->addr); |
74784010 | 210 | #endif /* CONFIG_NO_RADIUS */ |
6fc6879b JM |
211 | |
212 | os_free(sta->last_assoc_req); | |
213 | os_free(sta->challenge); | |
5d22a1d5 JM |
214 | |
215 | #ifdef CONFIG_IEEE80211W | |
93b76319 JM |
216 | os_free(sta->sa_query_trans_id); |
217 | eloop_cancel_timeout(ap_sa_query_timer, hapd, sta); | |
5d22a1d5 JM |
218 | #endif /* CONFIG_IEEE80211W */ |
219 | ||
8ccbe415 JM |
220 | #ifdef CONFIG_P2P |
221 | p2p_group_notif_disassoc(hapd->p2p_group, sta->addr); | |
222 | #endif /* CONFIG_P2P */ | |
223 | ||
dca30c3f JK |
224 | #ifdef CONFIG_INTERWORKING |
225 | if (sta->gas_dialog) { | |
226 | int i; | |
227 | for (i = 0; i < GAS_DIALOG_MAX; i++) | |
228 | gas_serv_dialog_clear(&sta->gas_dialog[i]); | |
229 | os_free(sta->gas_dialog); | |
230 | } | |
231 | #endif /* CONFIG_INTERWORKING */ | |
232 | ||
eb76b7e3 | 233 | wpabuf_free(sta->wps_ie); |
b305c684 | 234 | wpabuf_free(sta->p2p_ie); |
f403dcd6 | 235 | wpabuf_free(sta->hs20_ie); |
eb76b7e3 | 236 | |
df84268a | 237 | os_free(sta->ht_capabilities); |
5ee56c4e MB |
238 | while (sta->psk) { |
239 | struct hostapd_sta_wpa_psk_short *prev = sta->psk; | |
240 | sta->psk = sta->psk->next; | |
241 | os_free(prev); | |
242 | } | |
2092597f MB |
243 | os_free(sta->identity); |
244 | os_free(sta->radius_cui); | |
df84268a | 245 | |
6fc6879b JM |
246 | os_free(sta); |
247 | } | |
248 | ||
249 | ||
250 | void hostapd_free_stas(struct hostapd_data *hapd) | |
251 | { | |
252 | struct sta_info *sta, *prev; | |
253 | ||
254 | sta = hapd->sta_list; | |
255 | ||
256 | while (sta) { | |
257 | prev = sta; | |
258 | if (sta->flags & WLAN_STA_AUTH) { | |
259 | mlme_deauthenticate_indication( | |
260 | hapd, sta, WLAN_REASON_UNSPECIFIED); | |
261 | } | |
262 | sta = sta->next; | |
263 | wpa_printf(MSG_DEBUG, "Removing station " MACSTR, | |
264 | MAC2STR(prev->addr)); | |
265 | ap_free_sta(hapd, prev); | |
266 | } | |
267 | } | |
268 | ||
269 | ||
1c6e69cc JM |
270 | /** |
271 | * ap_handle_timer - Per STA timer handler | |
272 | * @eloop_ctx: struct hostapd_data * | |
273 | * @timeout_ctx: struct sta_info * | |
274 | * | |
275 | * This function is called to check station activity and to remove inactive | |
276 | * stations. | |
277 | */ | |
6fc6879b JM |
278 | void ap_handle_timer(void *eloop_ctx, void *timeout_ctx) |
279 | { | |
280 | struct hostapd_data *hapd = eloop_ctx; | |
281 | struct sta_info *sta = timeout_ctx; | |
282 | unsigned long next_time = 0; | |
283 | ||
42ca9845 JM |
284 | wpa_printf(MSG_DEBUG, "%s: " MACSTR " flags=0x%x timeout_next=%d", |
285 | __func__, MAC2STR(sta->addr), sta->flags, | |
286 | sta->timeout_next); | |
6fc6879b JM |
287 | if (sta->timeout_next == STA_REMOVE) { |
288 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
289 | HOSTAPD_LEVEL_INFO, "deauthenticated due to " | |
290 | "local deauth request"); | |
291 | ap_free_sta(hapd, sta); | |
292 | return; | |
293 | } | |
294 | ||
295 | if ((sta->flags & WLAN_STA_ASSOC) && | |
296 | (sta->timeout_next == STA_NULLFUNC || | |
297 | sta->timeout_next == STA_DISASSOC)) { | |
298 | int inactive_sec; | |
ce28e279 BG |
299 | /* |
300 | * Add random value to timeout so that we don't end up bouncing | |
301 | * all stations at the same time if we have lots of associated | |
302 | * stations that are idle (but keep re-associating). | |
303 | */ | |
304 | int fuzz = os_random() % 20; | |
51e2a27a | 305 | inactive_sec = hostapd_drv_get_inact_sec(hapd, sta->addr); |
6fc6879b | 306 | if (inactive_sec == -1) { |
3ec1e902 JM |
307 | wpa_msg(hapd->msg_ctx, MSG_DEBUG, |
308 | "Check inactivity: Could not " | |
d5674791 | 309 | "get station info from kernel driver for " |
24d75245 | 310 | MACSTR, MAC2STR(sta->addr)); |
d5674791 JM |
311 | /* |
312 | * The driver may not support this functionality. | |
313 | * Anyway, try again after the next inactivity timeout, | |
314 | * but do not disconnect the station now. | |
315 | */ | |
ce28e279 | 316 | next_time = hapd->conf->ap_max_inactivity + fuzz; |
6fc6879b JM |
317 | } else if (inactive_sec < hapd->conf->ap_max_inactivity && |
318 | sta->flags & WLAN_STA_ASSOC) { | |
319 | /* station activity detected; reset timeout state */ | |
3ec1e902 JM |
320 | wpa_msg(hapd->msg_ctx, MSG_DEBUG, |
321 | "Station " MACSTR " has been active %is ago", | |
24d75245 | 322 | MAC2STR(sta->addr), inactive_sec); |
6fc6879b | 323 | sta->timeout_next = STA_NULLFUNC; |
ce28e279 | 324 | next_time = hapd->conf->ap_max_inactivity + fuzz - |
6fc6879b | 325 | inactive_sec; |
24d75245 | 326 | } else { |
3ec1e902 JM |
327 | wpa_msg(hapd->msg_ctx, MSG_DEBUG, |
328 | "Station " MACSTR " has been " | |
24d75245 BG |
329 | "inactive too long: %d sec, max allowed: %d", |
330 | MAC2STR(sta->addr), inactive_sec, | |
331 | hapd->conf->ap_max_inactivity); | |
ef01fa7b YAP |
332 | |
333 | if (hapd->conf->skip_inactivity_poll) | |
334 | sta->timeout_next = STA_DISASSOC; | |
6fc6879b JM |
335 | } |
336 | } | |
337 | ||
338 | if ((sta->flags & WLAN_STA_ASSOC) && | |
339 | sta->timeout_next == STA_DISASSOC && | |
ef01fa7b YAP |
340 | !(sta->flags & WLAN_STA_PENDING_POLL) && |
341 | !hapd->conf->skip_inactivity_poll) { | |
3ec1e902 JM |
342 | wpa_msg(hapd->msg_ctx, MSG_DEBUG, "Station " MACSTR |
343 | " has ACKed data poll", MAC2STR(sta->addr)); | |
6fc6879b JM |
344 | /* data nullfunc frame poll did not produce TX errors; assume |
345 | * station ACKed it */ | |
346 | sta->timeout_next = STA_NULLFUNC; | |
347 | next_time = hapd->conf->ap_max_inactivity; | |
348 | } | |
349 | ||
350 | if (next_time) { | |
42ca9845 JM |
351 | wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout " |
352 | "for " MACSTR " (%lu seconds)", | |
353 | __func__, MAC2STR(sta->addr), next_time); | |
6fc6879b JM |
354 | eloop_register_timeout(next_time, 0, ap_handle_timer, hapd, |
355 | sta); | |
356 | return; | |
357 | } | |
358 | ||
359 | if (sta->timeout_next == STA_NULLFUNC && | |
360 | (sta->flags & WLAN_STA_ASSOC)) { | |
bcf24348 | 361 | wpa_printf(MSG_DEBUG, " Polling STA"); |
6fc6879b | 362 | sta->flags |= WLAN_STA_PENDING_POLL; |
bcf24348 JB |
363 | hostapd_drv_poll_client(hapd, hapd->own_addr, sta->addr, |
364 | sta->flags & WLAN_STA_WMM); | |
6fc6879b JM |
365 | } else if (sta->timeout_next != STA_REMOVE) { |
366 | int deauth = sta->timeout_next == STA_DEAUTH; | |
367 | ||
afcc9ea1 BG |
368 | wpa_dbg(hapd->msg_ctx, MSG_DEBUG, |
369 | "Timeout, sending %s info to STA " MACSTR, | |
370 | deauth ? "deauthentication" : "disassociation", | |
371 | MAC2STR(sta->addr)); | |
6fc6879b JM |
372 | |
373 | if (deauth) { | |
51e2a27a JM |
374 | hostapd_drv_sta_deauth( |
375 | hapd, sta->addr, | |
376 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
6fc6879b | 377 | } else { |
51e2a27a | 378 | hostapd_drv_sta_disassoc( |
6fc6879b JM |
379 | hapd, sta->addr, |
380 | WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY); | |
381 | } | |
382 | } | |
383 | ||
384 | switch (sta->timeout_next) { | |
385 | case STA_NULLFUNC: | |
386 | sta->timeout_next = STA_DISASSOC; | |
42ca9845 JM |
387 | wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout " |
388 | "for " MACSTR " (%d seconds - AP_DISASSOC_DELAY)", | |
389 | __func__, MAC2STR(sta->addr), AP_DISASSOC_DELAY); | |
6fc6879b JM |
390 | eloop_register_timeout(AP_DISASSOC_DELAY, 0, ap_handle_timer, |
391 | hapd, sta); | |
392 | break; | |
393 | case STA_DISASSOC: | |
ae055af4 | 394 | ap_sta_set_authorized(hapd, sta, 0); |
6fc6879b JM |
395 | sta->flags &= ~WLAN_STA_ASSOC; |
396 | ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); | |
397 | if (!sta->acct_terminate_cause) | |
398 | sta->acct_terminate_cause = | |
399 | RADIUS_ACCT_TERMINATE_CAUSE_IDLE_TIMEOUT; | |
400 | accounting_sta_stop(hapd, sta); | |
401 | ieee802_1x_free_station(sta); | |
402 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
403 | HOSTAPD_LEVEL_INFO, "disassociated due to " | |
404 | "inactivity"); | |
405 | sta->timeout_next = STA_DEAUTH; | |
42ca9845 JM |
406 | wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout " |
407 | "for " MACSTR " (%d seconds - AP_DEAUTH_DELAY)", | |
408 | __func__, MAC2STR(sta->addr), AP_DEAUTH_DELAY); | |
6fc6879b JM |
409 | eloop_register_timeout(AP_DEAUTH_DELAY, 0, ap_handle_timer, |
410 | hapd, sta); | |
411 | mlme_disassociate_indication( | |
412 | hapd, sta, WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY); | |
413 | break; | |
414 | case STA_DEAUTH: | |
415 | case STA_REMOVE: | |
416 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
417 | HOSTAPD_LEVEL_INFO, "deauthenticated due to " | |
afcc9ea1 | 418 | "inactivity (timer DEAUTH/REMOVE)"); |
6fc6879b JM |
419 | if (!sta->acct_terminate_cause) |
420 | sta->acct_terminate_cause = | |
421 | RADIUS_ACCT_TERMINATE_CAUSE_IDLE_TIMEOUT; | |
422 | mlme_deauthenticate_indication( | |
423 | hapd, sta, | |
424 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
425 | ap_free_sta(hapd, sta); | |
426 | break; | |
427 | } | |
428 | } | |
429 | ||
430 | ||
431 | static void ap_handle_session_timer(void *eloop_ctx, void *timeout_ctx) | |
432 | { | |
433 | struct hostapd_data *hapd = eloop_ctx; | |
434 | struct sta_info *sta = timeout_ctx; | |
435 | u8 addr[ETH_ALEN]; | |
436 | ||
dca30c3f JK |
437 | if (!(sta->flags & WLAN_STA_AUTH)) { |
438 | if (sta->flags & WLAN_STA_GAS) { | |
439 | wpa_printf(MSG_DEBUG, "GAS: Remove temporary STA " | |
440 | "entry " MACSTR, MAC2STR(sta->addr)); | |
441 | ap_free_sta(hapd, sta); | |
442 | } | |
6fc6879b | 443 | return; |
dca30c3f | 444 | } |
6fc6879b JM |
445 | |
446 | mlme_deauthenticate_indication(hapd, sta, | |
447 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
448 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
449 | HOSTAPD_LEVEL_INFO, "deauthenticated due to " | |
450 | "session timeout"); | |
451 | sta->acct_terminate_cause = | |
452 | RADIUS_ACCT_TERMINATE_CAUSE_SESSION_TIMEOUT; | |
453 | os_memcpy(addr, sta->addr, ETH_ALEN); | |
454 | ap_free_sta(hapd, sta); | |
51e2a27a | 455 | hostapd_drv_sta_deauth(hapd, addr, WLAN_REASON_PREV_AUTH_NOT_VALID); |
6fc6879b JM |
456 | } |
457 | ||
458 | ||
459 | void ap_sta_session_timeout(struct hostapd_data *hapd, struct sta_info *sta, | |
460 | u32 session_timeout) | |
461 | { | |
462 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
463 | HOSTAPD_LEVEL_DEBUG, "setting session timeout to %d " | |
464 | "seconds", session_timeout); | |
465 | eloop_cancel_timeout(ap_handle_session_timer, hapd, sta); | |
466 | eloop_register_timeout(session_timeout, 0, ap_handle_session_timer, | |
467 | hapd, sta); | |
468 | } | |
469 | ||
470 | ||
471 | void ap_sta_no_session_timeout(struct hostapd_data *hapd, struct sta_info *sta) | |
472 | { | |
473 | eloop_cancel_timeout(ap_handle_session_timer, hapd, sta); | |
474 | } | |
475 | ||
476 | ||
477 | struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr) | |
478 | { | |
479 | struct sta_info *sta; | |
480 | ||
481 | sta = ap_get_sta(hapd, addr); | |
482 | if (sta) | |
483 | return sta; | |
484 | ||
485 | wpa_printf(MSG_DEBUG, " New STA"); | |
486 | if (hapd->num_sta >= hapd->conf->max_num_sta) { | |
487 | /* FIX: might try to remove some old STAs first? */ | |
488 | wpa_printf(MSG_DEBUG, "no more room for new STAs (%d/%d)", | |
489 | hapd->num_sta, hapd->conf->max_num_sta); | |
490 | return NULL; | |
491 | } | |
492 | ||
493 | sta = os_zalloc(sizeof(struct sta_info)); | |
494 | if (sta == NULL) { | |
495 | wpa_printf(MSG_ERROR, "malloc failed"); | |
496 | return NULL; | |
497 | } | |
5843e1c9 | 498 | sta->acct_interim_interval = hapd->conf->acct_interim_interval; |
6fc6879b JM |
499 | |
500 | /* initialize STA info data */ | |
42ca9845 JM |
501 | wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout " |
502 | "for " MACSTR " (%d seconds - ap_max_inactivity)", | |
503 | __func__, MAC2STR(addr), | |
504 | hapd->conf->ap_max_inactivity); | |
6fc6879b JM |
505 | eloop_register_timeout(hapd->conf->ap_max_inactivity, 0, |
506 | ap_handle_timer, hapd, sta); | |
507 | os_memcpy(sta->addr, addr, ETH_ALEN); | |
508 | sta->next = hapd->sta_list; | |
509 | hapd->sta_list = sta; | |
510 | hapd->num_sta++; | |
511 | ap_sta_hash_add(hapd, sta); | |
512 | sta->ssid = &hapd->conf->ssid; | |
53f3d6f3 | 513 | ap_sta_remove_in_other_bss(hapd, sta); |
6fc6879b JM |
514 | |
515 | return sta; | |
516 | } | |
517 | ||
518 | ||
519 | static int ap_sta_remove(struct hostapd_data *hapd, struct sta_info *sta) | |
520 | { | |
521 | ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); | |
522 | ||
523 | wpa_printf(MSG_DEBUG, "Removing STA " MACSTR " from kernel driver", | |
524 | MAC2STR(sta->addr)); | |
51e2a27a | 525 | if (hostapd_drv_sta_remove(hapd, sta->addr) && |
6fc6879b JM |
526 | sta->flags & WLAN_STA_ASSOC) { |
527 | wpa_printf(MSG_DEBUG, "Could not remove station " MACSTR | |
528 | " from kernel driver.", MAC2STR(sta->addr)); | |
529 | return -1; | |
530 | } | |
531 | return 0; | |
532 | } | |
533 | ||
534 | ||
53f3d6f3 FF |
535 | static void ap_sta_remove_in_other_bss(struct hostapd_data *hapd, |
536 | struct sta_info *sta) | |
6fc6879b JM |
537 | { |
538 | struct hostapd_iface *iface = hapd->iface; | |
539 | size_t i; | |
540 | ||
541 | for (i = 0; i < iface->num_bss; i++) { | |
542 | struct hostapd_data *bss = iface->bss[i]; | |
543 | struct sta_info *sta2; | |
544 | /* bss should always be set during operation, but it may be | |
545 | * NULL during reconfiguration. Assume the STA is not | |
546 | * associated to another BSS in that case to avoid NULL pointer | |
547 | * dereferences. */ | |
548 | if (bss == hapd || bss == NULL) | |
549 | continue; | |
550 | sta2 = ap_get_sta(bss, sta->addr); | |
53f3d6f3 FF |
551 | if (!sta2) |
552 | continue; | |
6fc6879b | 553 | |
53f3d6f3 FF |
554 | ap_sta_disconnect(bss, sta2, sta2->addr, |
555 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
556 | } | |
6fc6879b JM |
557 | } |
558 | ||
559 | ||
4dc03726 JM |
560 | static void ap_sta_disassoc_cb_timeout(void *eloop_ctx, void *timeout_ctx) |
561 | { | |
562 | struct hostapd_data *hapd = eloop_ctx; | |
563 | struct sta_info *sta = timeout_ctx; | |
564 | ||
565 | ap_sta_remove(hapd, sta); | |
566 | mlme_disassociate_indication(hapd, sta, sta->disassoc_reason); | |
567 | } | |
568 | ||
569 | ||
6fc6879b JM |
570 | void ap_sta_disassociate(struct hostapd_data *hapd, struct sta_info *sta, |
571 | u16 reason) | |
572 | { | |
573 | wpa_printf(MSG_DEBUG, "%s: disassociate STA " MACSTR, | |
574 | hapd->conf->iface, MAC2STR(sta->addr)); | |
575 | sta->flags &= ~WLAN_STA_ASSOC; | |
4dc03726 | 576 | ap_sta_set_authorized(hapd, sta, 0); |
6fc6879b | 577 | sta->timeout_next = STA_DEAUTH; |
42ca9845 JM |
578 | wpa_printf(MSG_DEBUG, "%s: reschedule ap_handle_timer timeout " |
579 | "for " MACSTR " (%d seconds - " | |
580 | "AP_MAX_INACTIVITY_AFTER_DISASSOC)", | |
581 | __func__, MAC2STR(sta->addr), | |
582 | AP_MAX_INACTIVITY_AFTER_DISASSOC); | |
6fc6879b JM |
583 | eloop_cancel_timeout(ap_handle_timer, hapd, sta); |
584 | eloop_register_timeout(AP_MAX_INACTIVITY_AFTER_DISASSOC, 0, | |
585 | ap_handle_timer, hapd, sta); | |
586 | accounting_sta_stop(hapd, sta); | |
587 | ieee802_1x_free_station(sta); | |
588 | ||
4dc03726 | 589 | sta->disassoc_reason = reason; |
cc28ad8c | 590 | sta->flags |= WLAN_STA_PENDING_DISASSOC_CB; |
4dc03726 JM |
591 | eloop_cancel_timeout(ap_sta_disassoc_cb_timeout, hapd, sta); |
592 | eloop_register_timeout(hapd->iface->drv_flags & | |
593 | WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS ? 2 : 0, 0, | |
594 | ap_sta_disassoc_cb_timeout, hapd, sta); | |
595 | } | |
596 | ||
597 | ||
598 | static void ap_sta_deauth_cb_timeout(void *eloop_ctx, void *timeout_ctx) | |
599 | { | |
600 | struct hostapd_data *hapd = eloop_ctx; | |
601 | struct sta_info *sta = timeout_ctx; | |
602 | ||
603 | ap_sta_remove(hapd, sta); | |
604 | mlme_deauthenticate_indication(hapd, sta, sta->deauth_reason); | |
6fc6879b JM |
605 | } |
606 | ||
607 | ||
608 | void ap_sta_deauthenticate(struct hostapd_data *hapd, struct sta_info *sta, | |
609 | u16 reason) | |
610 | { | |
611 | wpa_printf(MSG_DEBUG, "%s: deauthenticate STA " MACSTR, | |
612 | hapd->conf->iface, MAC2STR(sta->addr)); | |
613 | sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC); | |
4dc03726 | 614 | ap_sta_set_authorized(hapd, sta, 0); |
6fc6879b | 615 | sta->timeout_next = STA_REMOVE; |
42ca9845 JM |
616 | wpa_printf(MSG_DEBUG, "%s: reschedule ap_handle_timer timeout " |
617 | "for " MACSTR " (%d seconds - " | |
618 | "AP_MAX_INACTIVITY_AFTER_DEAUTH)", | |
619 | __func__, MAC2STR(sta->addr), | |
620 | AP_MAX_INACTIVITY_AFTER_DEAUTH); | |
6fc6879b JM |
621 | eloop_cancel_timeout(ap_handle_timer, hapd, sta); |
622 | eloop_register_timeout(AP_MAX_INACTIVITY_AFTER_DEAUTH, 0, | |
623 | ap_handle_timer, hapd, sta); | |
624 | accounting_sta_stop(hapd, sta); | |
625 | ieee802_1x_free_station(sta); | |
626 | ||
4dc03726 | 627 | sta->deauth_reason = reason; |
cc28ad8c | 628 | sta->flags |= WLAN_STA_PENDING_DEAUTH_CB; |
4dc03726 JM |
629 | eloop_cancel_timeout(ap_sta_deauth_cb_timeout, hapd, sta); |
630 | eloop_register_timeout(hapd->iface->drv_flags & | |
631 | WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS ? 2 : 0, 0, | |
632 | ap_sta_deauth_cb_timeout, hapd, sta); | |
6fc6879b JM |
633 | } |
634 | ||
635 | ||
4c374cde AS |
636 | #ifdef CONFIG_WPS |
637 | int ap_sta_wps_cancel(struct hostapd_data *hapd, | |
638 | struct sta_info *sta, void *ctx) | |
639 | { | |
640 | if (sta && (sta->flags & WLAN_STA_WPS)) { | |
641 | ap_sta_deauthenticate(hapd, sta, | |
642 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
643 | wpa_printf(MSG_DEBUG, "WPS: %s: Deauth sta=" MACSTR, | |
644 | __func__, MAC2STR(sta->addr)); | |
645 | return 1; | |
646 | } | |
647 | ||
648 | return 0; | |
649 | } | |
650 | #endif /* CONFIG_WPS */ | |
651 | ||
652 | ||
6fc6879b JM |
653 | int ap_sta_bind_vlan(struct hostapd_data *hapd, struct sta_info *sta, |
654 | int old_vlanid) | |
655 | { | |
30b32314 | 656 | #ifndef CONFIG_NO_VLAN |
6fc6879b JM |
657 | const char *iface; |
658 | struct hostapd_vlan *vlan = NULL; | |
4254100d | 659 | int ret; |
6fc6879b JM |
660 | |
661 | /* | |
662 | * Do not proceed furthur if the vlan id remains same. We do not want | |
663 | * duplicate dynamic vlan entries. | |
664 | */ | |
665 | if (sta->vlan_id == old_vlanid) | |
666 | return 0; | |
667 | ||
668 | /* | |
669 | * During 1x reauth, if the vlan id changes, then remove the old id and | |
670 | * proceed furthur to add the new one. | |
671 | */ | |
672 | if (old_vlanid > 0) | |
673 | vlan_remove_dynamic(hapd, old_vlanid); | |
674 | ||
675 | iface = hapd->conf->iface; | |
676 | if (sta->ssid->vlan[0]) | |
677 | iface = sta->ssid->vlan; | |
678 | ||
679 | if (sta->ssid->dynamic_vlan == DYNAMIC_VLAN_DISABLED) | |
680 | sta->vlan_id = 0; | |
681 | else if (sta->vlan_id > 0) { | |
682 | vlan = hapd->conf->vlan; | |
683 | while (vlan) { | |
684 | if (vlan->vlan_id == sta->vlan_id || | |
685 | vlan->vlan_id == VLAN_ID_WILDCARD) { | |
686 | iface = vlan->ifname; | |
687 | break; | |
688 | } | |
689 | vlan = vlan->next; | |
690 | } | |
691 | } | |
692 | ||
693 | if (sta->vlan_id > 0 && vlan == NULL) { | |
694 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
695 | HOSTAPD_LEVEL_DEBUG, "could not find VLAN for " | |
696 | "binding station to (vlan_id=%d)", | |
697 | sta->vlan_id); | |
698 | return -1; | |
699 | } else if (sta->vlan_id > 0 && vlan->vlan_id == VLAN_ID_WILDCARD) { | |
700 | vlan = vlan_add_dynamic(hapd, vlan, sta->vlan_id); | |
701 | if (vlan == NULL) { | |
702 | hostapd_logger(hapd, sta->addr, | |
703 | HOSTAPD_MODULE_IEEE80211, | |
704 | HOSTAPD_LEVEL_DEBUG, "could not add " | |
705 | "dynamic VLAN interface for vlan_id=%d", | |
706 | sta->vlan_id); | |
707 | return -1; | |
708 | } | |
709 | ||
710 | iface = vlan->ifname; | |
711 | if (vlan_setup_encryption_dyn(hapd, sta->ssid, iface) != 0) { | |
712 | hostapd_logger(hapd, sta->addr, | |
713 | HOSTAPD_MODULE_IEEE80211, | |
714 | HOSTAPD_LEVEL_DEBUG, "could not " | |
715 | "configure encryption for dynamic VLAN " | |
716 | "interface for vlan_id=%d", | |
717 | sta->vlan_id); | |
718 | } | |
719 | ||
720 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
721 | HOSTAPD_LEVEL_DEBUG, "added new dynamic VLAN " | |
722 | "interface '%s'", iface); | |
723 | } else if (vlan && vlan->vlan_id == sta->vlan_id) { | |
724 | if (sta->vlan_id > 0) { | |
725 | vlan->dynamic_vlan++; | |
726 | hostapd_logger(hapd, sta->addr, | |
727 | HOSTAPD_MODULE_IEEE80211, | |
728 | HOSTAPD_LEVEL_DEBUG, "updated existing " | |
729 | "dynamic VLAN interface '%s'", iface); | |
730 | } | |
731 | ||
732 | /* | |
733 | * Update encryption configuration for statically generated | |
734 | * VLAN interface. This is only used for static WEP | |
735 | * configuration for the case where hostapd did not yet know | |
736 | * which keys are to be used when the interface was added. | |
737 | */ | |
738 | if (vlan_setup_encryption_dyn(hapd, sta->ssid, iface) != 0) { | |
739 | hostapd_logger(hapd, sta->addr, | |
740 | HOSTAPD_MODULE_IEEE80211, | |
741 | HOSTAPD_LEVEL_DEBUG, "could not " | |
742 | "configure encryption for VLAN " | |
743 | "interface for vlan_id=%d", | |
744 | sta->vlan_id); | |
745 | } | |
746 | } | |
747 | ||
748 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
749 | HOSTAPD_LEVEL_DEBUG, "binding station to interface " | |
750 | "'%s'", iface); | |
751 | ||
752 | if (wpa_auth_sta_set_vlan(sta->wpa_sm, sta->vlan_id) < 0) | |
753 | wpa_printf(MSG_INFO, "Failed to update VLAN-ID for WPA"); | |
754 | ||
51e2a27a | 755 | ret = hostapd_drv_set_sta_vlan(iface, hapd, sta->addr, sta->vlan_id); |
4254100d JM |
756 | if (ret < 0) { |
757 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, | |
758 | HOSTAPD_LEVEL_DEBUG, "could not bind the STA " | |
759 | "entry to vlan_id=%d", sta->vlan_id); | |
760 | } | |
761 | return ret; | |
30b32314 JM |
762 | #else /* CONFIG_NO_VLAN */ |
763 | return 0; | |
764 | #endif /* CONFIG_NO_VLAN */ | |
6fc6879b | 765 | } |
5d22a1d5 JM |
766 | |
767 | ||
768 | #ifdef CONFIG_IEEE80211W | |
769 | ||
45c94154 | 770 | int ap_check_sa_query_timeout(struct hostapd_data *hapd, struct sta_info *sta) |
5d22a1d5 | 771 | { |
45c94154 JM |
772 | u32 tu; |
773 | struct os_time now, passed; | |
774 | os_get_time(&now); | |
775 | os_time_sub(&now, &sta->sa_query_start, &passed); | |
776 | tu = (passed.sec * 1000000 + passed.usec) / 1024; | |
777 | if (hapd->conf->assoc_sa_query_max_timeout < tu) { | |
778 | hostapd_logger(hapd, sta->addr, | |
779 | HOSTAPD_MODULE_IEEE80211, | |
5d22a1d5 | 780 | HOSTAPD_LEVEL_DEBUG, |
93b76319 JM |
781 | "association SA Query timed out"); |
782 | sta->sa_query_timed_out = 1; | |
783 | os_free(sta->sa_query_trans_id); | |
784 | sta->sa_query_trans_id = NULL; | |
785 | sta->sa_query_count = 0; | |
45c94154 JM |
786 | eloop_cancel_timeout(ap_sa_query_timer, hapd, sta); |
787 | return 1; | |
5d22a1d5 JM |
788 | } |
789 | ||
45c94154 JM |
790 | return 0; |
791 | } | |
792 | ||
793 | ||
794 | static void ap_sa_query_timer(void *eloop_ctx, void *timeout_ctx) | |
795 | { | |
796 | struct hostapd_data *hapd = eloop_ctx; | |
797 | struct sta_info *sta = timeout_ctx; | |
798 | unsigned int timeout, sec, usec; | |
799 | u8 *trans_id, *nbuf; | |
800 | ||
801 | if (sta->sa_query_count > 0 && | |
802 | ap_check_sa_query_timeout(hapd, sta)) | |
803 | return; | |
804 | ||
067ffa26 JM |
805 | nbuf = os_realloc_array(sta->sa_query_trans_id, |
806 | sta->sa_query_count + 1, | |
807 | WLAN_SA_QUERY_TR_ID_LEN); | |
5d22a1d5 JM |
808 | if (nbuf == NULL) |
809 | return; | |
45c94154 JM |
810 | if (sta->sa_query_count == 0) { |
811 | /* Starting a new SA Query procedure */ | |
812 | os_get_time(&sta->sa_query_start); | |
813 | } | |
93b76319 JM |
814 | trans_id = nbuf + sta->sa_query_count * WLAN_SA_QUERY_TR_ID_LEN; |
815 | sta->sa_query_trans_id = nbuf; | |
816 | sta->sa_query_count++; | |
5d22a1d5 | 817 | |
93b76319 | 818 | os_get_random(trans_id, WLAN_SA_QUERY_TR_ID_LEN); |
5d22a1d5 | 819 | |
45c94154 JM |
820 | timeout = hapd->conf->assoc_sa_query_retry_timeout; |
821 | sec = ((timeout / 1000) * 1024) / 1000; | |
822 | usec = (timeout % 1000) * 1024; | |
823 | eloop_register_timeout(sec, usec, ap_sa_query_timer, hapd, sta); | |
824 | ||
5d22a1d5 JM |
825 | hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, |
826 | HOSTAPD_LEVEL_DEBUG, | |
93b76319 | 827 | "association SA Query attempt %d", sta->sa_query_count); |
5d22a1d5 | 828 | |
93b76319 | 829 | ieee802_11_send_sa_query_req(hapd, sta->addr, trans_id); |
5d22a1d5 JM |
830 | } |
831 | ||
832 | ||
93b76319 | 833 | void ap_sta_start_sa_query(struct hostapd_data *hapd, struct sta_info *sta) |
5d22a1d5 | 834 | { |
93b76319 | 835 | ap_sa_query_timer(hapd, sta); |
5d22a1d5 JM |
836 | } |
837 | ||
838 | ||
93b76319 | 839 | void ap_sta_stop_sa_query(struct hostapd_data *hapd, struct sta_info *sta) |
5d22a1d5 | 840 | { |
93b76319 JM |
841 | eloop_cancel_timeout(ap_sa_query_timer, hapd, sta); |
842 | os_free(sta->sa_query_trans_id); | |
843 | sta->sa_query_trans_id = NULL; | |
844 | sta->sa_query_count = 0; | |
5d22a1d5 JM |
845 | } |
846 | ||
847 | #endif /* CONFIG_IEEE80211W */ | |
45cefa0b JM |
848 | |
849 | ||
6905dcb1 JB |
850 | void ap_sta_set_authorized(struct hostapd_data *hapd, struct sta_info *sta, |
851 | int authorized) | |
852 | { | |
10cc6c88 | 853 | const u8 *dev_addr = NULL; |
c2d76aa6 MH |
854 | #ifdef CONFIG_P2P |
855 | u8 addr[ETH_ALEN]; | |
856 | #endif /* CONFIG_P2P */ | |
857 | ||
6905dcb1 JB |
858 | if (!!authorized == !!(sta->flags & WLAN_STA_AUTHORIZED)) |
859 | return; | |
860 | ||
ae055af4 | 861 | #ifdef CONFIG_P2P |
c2d76aa6 MH |
862 | if (hapd->p2p_group == NULL) { |
863 | if (sta->p2p_ie != NULL && | |
864 | p2p_parse_dev_addr_in_p2p_ie(sta->p2p_ie, addr) == 0) | |
865 | dev_addr = addr; | |
866 | } else | |
867 | dev_addr = p2p_group_get_dev_addr(hapd->p2p_group, sta->addr); | |
ae055af4 | 868 | #endif /* CONFIG_P2P */ |
10cc6c88 JJ |
869 | |
870 | if (authorized) { | |
ae055af4 JM |
871 | if (dev_addr) |
872 | wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_CONNECTED | |
10cc6c88 | 873 | MACSTR " p2p_dev_addr=" MACSTR, |
ae055af4 JM |
874 | MAC2STR(sta->addr), MAC2STR(dev_addr)); |
875 | else | |
876 | wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_CONNECTED | |
877 | MACSTR, MAC2STR(sta->addr)); | |
8a5e75f6 DS |
878 | if (hapd->msg_ctx_parent && |
879 | hapd->msg_ctx_parent != hapd->msg_ctx && dev_addr) | |
880 | wpa_msg(hapd->msg_ctx_parent, MSG_INFO, | |
10cc6c88 JJ |
881 | AP_STA_CONNECTED MACSTR " p2p_dev_addr=" |
882 | MACSTR, | |
8a5e75f6 DS |
883 | MAC2STR(sta->addr), MAC2STR(dev_addr)); |
884 | else if (hapd->msg_ctx_parent && | |
885 | hapd->msg_ctx_parent != hapd->msg_ctx) | |
886 | wpa_msg(hapd->msg_ctx_parent, MSG_INFO, | |
887 | AP_STA_CONNECTED MACSTR, MAC2STR(sta->addr)); | |
ae055af4 | 888 | |
6905dcb1 | 889 | sta->flags |= WLAN_STA_AUTHORIZED; |
ae055af4 | 890 | } else { |
10cc6c88 JJ |
891 | if (dev_addr) |
892 | wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_DISCONNECTED | |
893 | MACSTR " p2p_dev_addr=" MACSTR, | |
894 | MAC2STR(sta->addr), MAC2STR(dev_addr)); | |
895 | else | |
896 | wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_DISCONNECTED | |
897 | MACSTR, MAC2STR(sta->addr)); | |
8a5e75f6 | 898 | if (hapd->msg_ctx_parent && |
10cc6c88 JJ |
899 | hapd->msg_ctx_parent != hapd->msg_ctx && dev_addr) |
900 | wpa_msg(hapd->msg_ctx_parent, MSG_INFO, | |
901 | AP_STA_DISCONNECTED MACSTR " p2p_dev_addr=" | |
902 | MACSTR, MAC2STR(sta->addr), MAC2STR(dev_addr)); | |
903 | else if (hapd->msg_ctx_parent && | |
904 | hapd->msg_ctx_parent != hapd->msg_ctx) | |
8a5e75f6 DS |
905 | wpa_msg(hapd->msg_ctx_parent, MSG_INFO, |
906 | AP_STA_DISCONNECTED MACSTR, | |
907 | MAC2STR(sta->addr)); | |
6905dcb1 | 908 | sta->flags &= ~WLAN_STA_AUTHORIZED; |
ae055af4 | 909 | } |
0661eed2 JB |
910 | |
911 | if (hapd->sta_authorized_cb) | |
912 | hapd->sta_authorized_cb(hapd->sta_authorized_cb_ctx, | |
fbdcfd57 | 913 | sta->addr, authorized, dev_addr); |
6905dcb1 JB |
914 | } |
915 | ||
916 | ||
45cefa0b JM |
917 | void ap_sta_disconnect(struct hostapd_data *hapd, struct sta_info *sta, |
918 | const u8 *addr, u16 reason) | |
919 | { | |
920 | ||
921 | if (sta == NULL && addr) | |
922 | sta = ap_get_sta(hapd, addr); | |
923 | ||
924 | if (addr) | |
51e2a27a | 925 | hostapd_drv_sta_deauth(hapd, addr, reason); |
45cefa0b JM |
926 | |
927 | if (sta == NULL) | |
928 | return; | |
6905dcb1 | 929 | ap_sta_set_authorized(hapd, sta, 0); |
ceb997f3 JM |
930 | wpa_auth_sm_event(sta->wpa_sm, WPA_DEAUTH); |
931 | ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); | |
6905dcb1 | 932 | sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC); |
42ca9845 JM |
933 | wpa_printf(MSG_DEBUG, "%s: reschedule ap_handle_timer timeout " |
934 | "for " MACSTR " (%d seconds - " | |
935 | "AP_MAX_INACTIVITY_AFTER_DEAUTH)", | |
936 | __func__, MAC2STR(sta->addr), | |
937 | AP_MAX_INACTIVITY_AFTER_DEAUTH); | |
45cefa0b | 938 | eloop_cancel_timeout(ap_handle_timer, hapd, sta); |
4dc03726 JM |
939 | eloop_register_timeout(AP_MAX_INACTIVITY_AFTER_DEAUTH, 0, |
940 | ap_handle_timer, hapd, sta); | |
45cefa0b | 941 | sta->timeout_next = STA_REMOVE; |
4dc03726 JM |
942 | |
943 | sta->deauth_reason = reason; | |
cc28ad8c | 944 | sta->flags |= WLAN_STA_PENDING_DEAUTH_CB; |
4dc03726 JM |
945 | eloop_cancel_timeout(ap_sta_deauth_cb_timeout, hapd, sta); |
946 | eloop_register_timeout(hapd->iface->drv_flags & | |
947 | WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS ? 2 : 0, 0, | |
948 | ap_sta_deauth_cb_timeout, hapd, sta); | |
949 | } | |
950 | ||
951 | ||
952 | void ap_sta_deauth_cb(struct hostapd_data *hapd, struct sta_info *sta) | |
953 | { | |
cc28ad8c JM |
954 | if (!(sta->flags & WLAN_STA_PENDING_DEAUTH_CB)) { |
955 | wpa_printf(MSG_DEBUG, "Ignore deauth cb for test frame"); | |
956 | return; | |
957 | } | |
958 | sta->flags &= ~WLAN_STA_PENDING_DEAUTH_CB; | |
4dc03726 JM |
959 | eloop_cancel_timeout(ap_sta_deauth_cb_timeout, hapd, sta); |
960 | ap_sta_deauth_cb_timeout(hapd, sta); | |
961 | } | |
962 | ||
963 | ||
964 | void ap_sta_disassoc_cb(struct hostapd_data *hapd, struct sta_info *sta) | |
965 | { | |
cc28ad8c JM |
966 | if (!(sta->flags & WLAN_STA_PENDING_DISASSOC_CB)) { |
967 | wpa_printf(MSG_DEBUG, "Ignore disassoc cb for test frame"); | |
968 | return; | |
969 | } | |
970 | sta->flags &= ~WLAN_STA_PENDING_DISASSOC_CB; | |
971 | eloop_cancel_timeout(ap_sta_disassoc_cb_timeout, hapd, sta); | |
972 | ap_sta_disassoc_cb_timeout(hapd, sta); | |
45cefa0b | 973 | } |