1 /*
2 * hostapd / WPA authenticator glue code
3 * Copyright (c) 2002-2011, 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 "utils/includes.h"
10
11 #include "utils/common.h"
12 #include "common/ieee802_11_defs.h"
13 #include "eapol_auth/eapol_auth_sm.h"
14 #include "eapol_auth/eapol_auth_sm_i.h"
15 #include "eap_server/eap.h"
16 #include "l2_packet/l2_packet.h"
17 #include "drivers/driver.h"
18 #include "hostapd.h"
19 #include "ieee802_1x.h"
20 #include "preauth_auth.h"
21 #include "sta_info.h"
22 #include "tkip_countermeasures.h"
23 #include "ap_drv_ops.h"
24 #include "ap_config.h"
25 #include "wpa_auth.h"
26 #include "wpa_auth_glue.h"
27
28
hostapd_wpa_auth_conf(struct hostapd_bss_config * conf,struct wpa_auth_config * wconf)29 static void hostapd_wpa_auth_conf(struct hostapd_bss_config *conf,
30 struct wpa_auth_config *wconf)
31 {
32 os_memset(wconf, 0, sizeof(*wconf));
33 wconf->wpa = conf->wpa;
34 wconf->wpa_key_mgmt = conf->wpa_key_mgmt;
35 wconf->wpa_pairwise = conf->wpa_pairwise;
36 wconf->wpa_group = conf->wpa_group;
37 wconf->wpa_group_rekey = conf->wpa_group_rekey;
38 wconf->wpa_strict_rekey = conf->wpa_strict_rekey;
39 wconf->wpa_gmk_rekey = conf->wpa_gmk_rekey;
40 wconf->wpa_ptk_rekey = conf->wpa_ptk_rekey;
41 wconf->rsn_pairwise = conf->rsn_pairwise;
42 wconf->rsn_preauth = conf->rsn_preauth;
43 wconf->eapol_version = conf->eapol_version;
44 wconf->peerkey = conf->peerkey;
45 wconf->wmm_enabled = conf->wmm_enabled;
46 wconf->wmm_uapsd = conf->wmm_uapsd;
47 wconf->disable_pmksa_caching = conf->disable_pmksa_caching;
48 wconf->okc = conf->okc;
49 #ifdef CONFIG_IEEE80211W
50 wconf->ieee80211w = conf->ieee80211w;
51 #endif /* CONFIG_IEEE80211W */
52 #ifdef CONFIG_IEEE80211R
53 wconf->ssid_len = conf->ssid.ssid_len;
54 if (wconf->ssid_len > SSID_LEN)
55 wconf->ssid_len = SSID_LEN;
56 os_memcpy(wconf->ssid, conf->ssid.ssid, wconf->ssid_len);
57 os_memcpy(wconf->mobility_domain, conf->mobility_domain,
58 MOBILITY_DOMAIN_ID_LEN);
59 if (conf->nas_identifier &&
60 os_strlen(conf->nas_identifier) <= FT_R0KH_ID_MAX_LEN) {
61 wconf->r0_key_holder_len = os_strlen(conf->nas_identifier);
62 os_memcpy(wconf->r0_key_holder, conf->nas_identifier,
63 wconf->r0_key_holder_len);
64 }
65 os_memcpy(wconf->r1_key_holder, conf->r1_key_holder, FT_R1KH_ID_LEN);
66 wconf->r0_key_lifetime = conf->r0_key_lifetime;
67 wconf->reassociation_deadline = conf->reassociation_deadline;
68 wconf->r0kh_list = conf->r0kh_list;
69 wconf->r1kh_list = conf->r1kh_list;
70 wconf->pmk_r1_push = conf->pmk_r1_push;
71 wconf->ft_over_ds = conf->ft_over_ds;
72 #endif /* CONFIG_IEEE80211R */
73 #ifdef CONFIG_HS20
74 wconf->disable_gtk = conf->disable_dgaf;
75 #endif /* CONFIG_HS20 */
76 }
77
78
hostapd_wpa_auth_logger(void * ctx,const u8 * addr,logger_level level,const char * txt)79 static void hostapd_wpa_auth_logger(void *ctx, const u8 *addr,
80 logger_level level, const char *txt)
81 {
82 #ifndef CONFIG_NO_HOSTAPD_LOGGER
83 struct hostapd_data *hapd = ctx;
84 int hlevel;
85
86 switch (level) {
87 case LOGGER_WARNING:
88 hlevel = HOSTAPD_LEVEL_WARNING;
89 break;
90 case LOGGER_INFO:
91 hlevel = HOSTAPD_LEVEL_INFO;
92 break;
93 case LOGGER_DEBUG:
94 default:
95 hlevel = HOSTAPD_LEVEL_DEBUG;
96 break;
97 }
98
99 hostapd_logger(hapd, addr, HOSTAPD_MODULE_WPA, hlevel, "%s", txt);
100 #endif /* CONFIG_NO_HOSTAPD_LOGGER */
101 }
102
103
hostapd_wpa_auth_disconnect(void * ctx,const u8 * addr,u16 reason)104 static void hostapd_wpa_auth_disconnect(void *ctx, const u8 *addr,
105 u16 reason)
106 {
107 struct hostapd_data *hapd = ctx;
108 wpa_printf(MSG_DEBUG, "%s: WPA authenticator requests disconnect: "
109 "STA " MACSTR " reason %d",
110 __func__, MAC2STR(addr), reason);
111 ap_sta_disconnect(hapd, NULL, addr, reason);
112 }
113
114
hostapd_wpa_auth_mic_failure_report(void * ctx,const u8 * addr)115 static void hostapd_wpa_auth_mic_failure_report(void *ctx, const u8 *addr)
116 {
117 struct hostapd_data *hapd = ctx;
118 michael_mic_failure(hapd, addr, 0);
119 }
120
121
hostapd_wpa_auth_set_eapol(void * ctx,const u8 * addr,wpa_eapol_variable var,int value)122 static void hostapd_wpa_auth_set_eapol(void *ctx, const u8 *addr,
123 wpa_eapol_variable var, int value)
124 {
125 struct hostapd_data *hapd = ctx;
126 struct sta_info *sta = ap_get_sta(hapd, addr);
127 if (sta == NULL)
128 return;
129 switch (var) {
130 case WPA_EAPOL_portEnabled:
131 ieee802_1x_notify_port_enabled(sta->eapol_sm, value);
132 break;
133 case WPA_EAPOL_portValid:
134 ieee802_1x_notify_port_valid(sta->eapol_sm, value);
135 break;
136 case WPA_EAPOL_authorized:
137 ieee802_1x_set_sta_authorized(hapd, sta, value);
138 break;
139 case WPA_EAPOL_portControl_Auto:
140 if (sta->eapol_sm)
141 sta->eapol_sm->portControl = Auto;
142 break;
143 case WPA_EAPOL_keyRun:
144 if (sta->eapol_sm)
145 sta->eapol_sm->keyRun = value ? TRUE : FALSE;
146 break;
147 case WPA_EAPOL_keyAvailable:
148 if (sta->eapol_sm)
149 sta->eapol_sm->eap_if->eapKeyAvailable =
150 value ? TRUE : FALSE;
151 break;
152 case WPA_EAPOL_keyDone:
153 if (sta->eapol_sm)
154 sta->eapol_sm->keyDone = value ? TRUE : FALSE;
155 break;
156 case WPA_EAPOL_inc_EapolFramesTx:
157 if (sta->eapol_sm)
158 sta->eapol_sm->dot1xAuthEapolFramesTx++;
159 break;
160 }
161 }
162
163
hostapd_wpa_auth_get_eapol(void * ctx,const u8 * addr,wpa_eapol_variable var)164 static int hostapd_wpa_auth_get_eapol(void *ctx, const u8 *addr,
165 wpa_eapol_variable var)
166 {
167 struct hostapd_data *hapd = ctx;
168 struct sta_info *sta = ap_get_sta(hapd, addr);
169 if (sta == NULL || sta->eapol_sm == NULL)
170 return -1;
171 switch (var) {
172 case WPA_EAPOL_keyRun:
173 return sta->eapol_sm->keyRun;
174 case WPA_EAPOL_keyAvailable:
175 return sta->eapol_sm->eap_if->eapKeyAvailable;
176 default:
177 return -1;
178 }
179 }
180
181
hostapd_wpa_auth_get_psk(void * ctx,const u8 * addr,const u8 * prev_psk)182 static const u8 * hostapd_wpa_auth_get_psk(void *ctx, const u8 *addr,
183 const u8 *prev_psk)
184 {
185 struct hostapd_data *hapd = ctx;
186 struct sta_info *sta = ap_get_sta(hapd, addr);
187 const u8 *psk = hostapd_get_psk(hapd->conf, addr, prev_psk);
188 /*
189 * This is about to iterate over all psks, prev_psk gives the last
190 * returned psk which should not be returned again.
191 * logic list (all hostapd_get_psk; sta->psk)
192 */
193 if (sta && sta->psk && !psk && sta->psk != prev_psk)
194 psk = sta->psk;
195 return psk;
196 }
197
198
hostapd_wpa_auth_get_msk(void * ctx,const u8 * addr,u8 * msk,size_t * len)199 static int hostapd_wpa_auth_get_msk(void *ctx, const u8 *addr, u8 *msk,
200 size_t *len)
201 {
202 struct hostapd_data *hapd = ctx;
203 const u8 *key;
204 size_t keylen;
205 struct sta_info *sta;
206
207 sta = ap_get_sta(hapd, addr);
208 if (sta == NULL)
209 return -1;
210
211 key = ieee802_1x_get_key(sta->eapol_sm, &keylen);
212 if (key == NULL)
213 return -1;
214
215 if (keylen > *len)
216 keylen = *len;
217 os_memcpy(msk, key, keylen);
218 *len = keylen;
219
220 return 0;
221 }
222
223
hostapd_wpa_auth_set_key(void * ctx,int vlan_id,enum wpa_alg alg,const u8 * addr,int idx,u8 * key,size_t key_len)224 static int hostapd_wpa_auth_set_key(void *ctx, int vlan_id, enum wpa_alg alg,
225 const u8 *addr, int idx, u8 *key,
226 size_t key_len)
227 {
228 struct hostapd_data *hapd = ctx;
229 const char *ifname = hapd->conf->iface;
230
231 if (vlan_id > 0) {
232 ifname = hostapd_get_vlan_id_ifname(hapd->conf->vlan, vlan_id);
233 if (ifname == NULL)
234 return -1;
235 }
236
237 return hostapd_drv_set_key(ifname, hapd, alg, addr, idx, 1, NULL, 0,
238 key, key_len);
239 }
240
241
hostapd_wpa_auth_get_seqnum(void * ctx,const u8 * addr,int idx,u8 * seq)242 static int hostapd_wpa_auth_get_seqnum(void *ctx, const u8 *addr, int idx,
243 u8 *seq)
244 {
245 struct hostapd_data *hapd = ctx;
246 return hostapd_get_seqnum(hapd->conf->iface, hapd, addr, idx, seq);
247 }
248
249
hostapd_wpa_auth_send_eapol(void * ctx,const u8 * addr,const u8 * data,size_t data_len,int encrypt)250 static int hostapd_wpa_auth_send_eapol(void *ctx, const u8 *addr,
251 const u8 *data, size_t data_len,
252 int encrypt)
253 {
254 struct hostapd_data *hapd = ctx;
255 struct sta_info *sta;
256 u32 flags = 0;
257
258 sta = ap_get_sta(hapd, addr);
259 if (sta)
260 flags = hostapd_sta_flags_to_drv(sta->flags);
261
262 return hostapd_drv_hapd_send_eapol(hapd, addr, data, data_len,
263 encrypt, flags);
264 }
265
266
hostapd_wpa_auth_for_each_sta(void * ctx,int (* cb)(struct wpa_state_machine * sm,void * ctx),void * cb_ctx)267 static int hostapd_wpa_auth_for_each_sta(
268 void *ctx, int (*cb)(struct wpa_state_machine *sm, void *ctx),
269 void *cb_ctx)
270 {
271 struct hostapd_data *hapd = ctx;
272 struct sta_info *sta;
273
274 for (sta = hapd->sta_list; sta; sta = sta->next) {
275 if (sta->wpa_sm && cb(sta->wpa_sm, cb_ctx))
276 return 1;
277 }
278 return 0;
279 }
280
281
282 struct wpa_auth_iface_iter_data {
283 int (*cb)(struct wpa_authenticator *sm, void *ctx);
284 void *cb_ctx;
285 };
286
wpa_auth_iface_iter(struct hostapd_iface * iface,void * ctx)287 static int wpa_auth_iface_iter(struct hostapd_iface *iface, void *ctx)
288 {
289 struct wpa_auth_iface_iter_data *data = ctx;
290 size_t i;
291 for (i = 0; i < iface->num_bss; i++) {
292 if (iface->bss[i]->wpa_auth &&
293 data->cb(iface->bss[i]->wpa_auth, data->cb_ctx))
294 return 1;
295 }
296 return 0;
297 }
298
299
hostapd_wpa_auth_for_each_auth(void * ctx,int (* cb)(struct wpa_authenticator * sm,void * ctx),void * cb_ctx)300 static int hostapd_wpa_auth_for_each_auth(
301 void *ctx, int (*cb)(struct wpa_authenticator *sm, void *ctx),
302 void *cb_ctx)
303 {
304 struct hostapd_data *hapd = ctx;
305 struct wpa_auth_iface_iter_data data;
306 if (hapd->iface->interfaces == NULL ||
307 hapd->iface->interfaces->for_each_interface == NULL)
308 return -1;
309 data.cb = cb;
310 data.cb_ctx = cb_ctx;
311 return hapd->iface->interfaces->for_each_interface(
312 hapd->iface->interfaces, wpa_auth_iface_iter, &data);
313 }
314
315
316 #ifdef CONFIG_IEEE80211R
317
318 struct wpa_auth_ft_iface_iter_data {
319 struct hostapd_data *src_hapd;
320 const u8 *dst;
321 const u8 *data;
322 size_t data_len;
323 };
324
325
hostapd_wpa_auth_ft_iter(struct hostapd_iface * iface,void * ctx)326 static int hostapd_wpa_auth_ft_iter(struct hostapd_iface *iface, void *ctx)
327 {
328 struct wpa_auth_ft_iface_iter_data *idata = ctx;
329 struct hostapd_data *hapd;
330 size_t j;
331
332 for (j = 0; j < iface->num_bss; j++) {
333 hapd = iface->bss[j];
334 if (hapd == idata->src_hapd)
335 continue;
336 if (os_memcmp(hapd->own_addr, idata->dst, ETH_ALEN) == 0) {
337 wpa_printf(MSG_DEBUG, "FT: Send RRB data directly to "
338 "locally managed BSS " MACSTR "@%s -> "
339 MACSTR "@%s",
340 MAC2STR(idata->src_hapd->own_addr),
341 idata->src_hapd->conf->iface,
342 MAC2STR(hapd->own_addr), hapd->conf->iface);
343 wpa_ft_rrb_rx(hapd->wpa_auth,
344 idata->src_hapd->own_addr,
345 idata->data, idata->data_len);
346 return 1;
347 }
348 }
349
350 return 0;
351 }
352
353 #endif /* CONFIG_IEEE80211R */
354
355
hostapd_wpa_auth_send_ether(void * ctx,const u8 * dst,u16 proto,const u8 * data,size_t data_len)356 static int hostapd_wpa_auth_send_ether(void *ctx, const u8 *dst, u16 proto,
357 const u8 *data, size_t data_len)
358 {
359 struct hostapd_data *hapd = ctx;
360 struct l2_ethhdr *buf;
361 int ret;
362
363 #ifdef CONFIG_IEEE80211R
364 if (proto == ETH_P_RRB && hapd->iface->interfaces &&
365 hapd->iface->interfaces->for_each_interface) {
366 int res;
367 struct wpa_auth_ft_iface_iter_data idata;
368 idata.src_hapd = hapd;
369 idata.dst = dst;
370 idata.data = data;
371 idata.data_len = data_len;
372 res = hapd->iface->interfaces->for_each_interface(
373 hapd->iface->interfaces, hostapd_wpa_auth_ft_iter,
374 &idata);
375 if (res == 1)
376 return data_len;
377 }
378 #endif /* CONFIG_IEEE80211R */
379
380 if (hapd->driver && hapd->driver->send_ether)
381 return hapd->driver->send_ether(hapd->drv_priv, dst,
382 hapd->own_addr, proto,
383 data, data_len);
384 if (hapd->l2 == NULL)
385 return -1;
386
387 buf = os_malloc(sizeof(*buf) + data_len);
388 if (buf == NULL)
389 return -1;
390 os_memcpy(buf->h_dest, dst, ETH_ALEN);
391 os_memcpy(buf->h_source, hapd->own_addr, ETH_ALEN);
392 buf->h_proto = host_to_be16(proto);
393 os_memcpy(buf + 1, data, data_len);
394 ret = l2_packet_send(hapd->l2, dst, proto, (u8 *) buf,
395 sizeof(*buf) + data_len);
396 os_free(buf);
397 return ret;
398 }
399
400
401 #ifdef CONFIG_IEEE80211R
402
hostapd_wpa_auth_send_ft_action(void * ctx,const u8 * dst,const u8 * data,size_t data_len)403 static int hostapd_wpa_auth_send_ft_action(void *ctx, const u8 *dst,
404 const u8 *data, size_t data_len)
405 {
406 struct hostapd_data *hapd = ctx;
407 int res;
408 struct ieee80211_mgmt *m;
409 size_t mlen;
410 struct sta_info *sta;
411
412 sta = ap_get_sta(hapd, dst);
413 if (sta == NULL || sta->wpa_sm == NULL)
414 return -1;
415
416 m = os_zalloc(sizeof(*m) + data_len);
417 if (m == NULL)
418 return -1;
419 mlen = ((u8 *) &m->u - (u8 *) m) + data_len;
420 m->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
421 WLAN_FC_STYPE_ACTION);
422 os_memcpy(m->da, dst, ETH_ALEN);
423 os_memcpy(m->sa, hapd->own_addr, ETH_ALEN);
424 os_memcpy(m->bssid, hapd->own_addr, ETH_ALEN);
425 os_memcpy(&m->u, data, data_len);
426
427 res = hostapd_drv_send_mlme(hapd, (u8 *) m, mlen, 0);
428 os_free(m);
429 return res;
430 }
431
432
433 static struct wpa_state_machine *
hostapd_wpa_auth_add_sta(void * ctx,const u8 * sta_addr)434 hostapd_wpa_auth_add_sta(void *ctx, const u8 *sta_addr)
435 {
436 struct hostapd_data *hapd = ctx;
437 struct sta_info *sta;
438
439 if (hostapd_add_sta_node(hapd, sta_addr, WLAN_AUTH_FT) < 0)
440 return NULL;
441
442 sta = ap_sta_add(hapd, sta_addr);
443 if (sta == NULL)
444 return NULL;
445 if (sta->wpa_sm) {
446 sta->auth_alg = WLAN_AUTH_FT;
447 return sta->wpa_sm;
448 }
449
450 sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, sta->addr);
451 if (sta->wpa_sm == NULL) {
452 ap_free_sta(hapd, sta);
453 return NULL;
454 }
455 sta->auth_alg = WLAN_AUTH_FT;
456
457 return sta->wpa_sm;
458 }
459
460
hostapd_rrb_receive(void * ctx,const u8 * src_addr,const u8 * buf,size_t len)461 static void hostapd_rrb_receive(void *ctx, const u8 *src_addr, const u8 *buf,
462 size_t len)
463 {
464 struct hostapd_data *hapd = ctx;
465 struct l2_ethhdr *ethhdr;
466 if (len < sizeof(*ethhdr))
467 return;
468 ethhdr = (struct l2_ethhdr *) buf;
469 wpa_printf(MSG_DEBUG, "FT: RRB received packet " MACSTR " -> "
470 MACSTR, MAC2STR(ethhdr->h_source), MAC2STR(ethhdr->h_dest));
471 wpa_ft_rrb_rx(hapd->wpa_auth, ethhdr->h_source, buf + sizeof(*ethhdr),
472 len - sizeof(*ethhdr));
473 }
474
475
hostapd_wpa_auth_add_tspec(void * ctx,const u8 * sta_addr,u8 * tspec_ie,size_t tspec_ielen)476 static int hostapd_wpa_auth_add_tspec(void *ctx, const u8 *sta_addr,
477 u8 *tspec_ie, size_t tspec_ielen)
478 {
479 struct hostapd_data *hapd = ctx;
480 return hostapd_add_tspec(hapd, sta_addr, tspec_ie, tspec_ielen);
481 }
482
483 #endif /* CONFIG_IEEE80211R */
484
485
hostapd_setup_wpa(struct hostapd_data * hapd)486 int hostapd_setup_wpa(struct hostapd_data *hapd)
487 {
488 struct wpa_auth_config _conf;
489 struct wpa_auth_callbacks cb;
490 const u8 *wpa_ie;
491 size_t wpa_ie_len;
492
493 hostapd_wpa_auth_conf(hapd->conf, &_conf);
494 if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_EAPOL_TX_STATUS)
495 _conf.tx_status = 1;
496 if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_AP_MLME)
497 _conf.ap_mlme = 1;
498 os_memset(&cb, 0, sizeof(cb));
499 cb.ctx = hapd;
500 cb.logger = hostapd_wpa_auth_logger;
501 cb.disconnect = hostapd_wpa_auth_disconnect;
502 cb.mic_failure_report = hostapd_wpa_auth_mic_failure_report;
503 cb.set_eapol = hostapd_wpa_auth_set_eapol;
504 cb.get_eapol = hostapd_wpa_auth_get_eapol;
505 cb.get_psk = hostapd_wpa_auth_get_psk;
506 cb.get_msk = hostapd_wpa_auth_get_msk;
507 cb.set_key = hostapd_wpa_auth_set_key;
508 cb.get_seqnum = hostapd_wpa_auth_get_seqnum;
509 cb.send_eapol = hostapd_wpa_auth_send_eapol;
510 cb.for_each_sta = hostapd_wpa_auth_for_each_sta;
511 cb.for_each_auth = hostapd_wpa_auth_for_each_auth;
512 cb.send_ether = hostapd_wpa_auth_send_ether;
513 #ifdef CONFIG_IEEE80211R
514 cb.send_ft_action = hostapd_wpa_auth_send_ft_action;
515 cb.add_sta = hostapd_wpa_auth_add_sta;
516 cb.add_tspec = hostapd_wpa_auth_add_tspec;
517 #endif /* CONFIG_IEEE80211R */
518 hapd->wpa_auth = wpa_init(hapd->own_addr, &_conf, &cb);
519 if (hapd->wpa_auth == NULL) {
520 wpa_printf(MSG_ERROR, "WPA initialization failed.");
521 return -1;
522 }
523
524 if (hostapd_set_privacy(hapd, 1)) {
525 wpa_printf(MSG_ERROR, "Could not set PrivacyInvoked "
526 "for interface %s", hapd->conf->iface);
527 return -1;
528 }
529
530 wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len);
531 if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len)) {
532 wpa_printf(MSG_ERROR, "Failed to configure WPA IE for "
533 "the kernel driver.");
534 return -1;
535 }
536
537 if (rsn_preauth_iface_init(hapd)) {
538 wpa_printf(MSG_ERROR, "Initialization of RSN "
539 "pre-authentication failed.");
540 return -1;
541 }
542
543 #ifdef CONFIG_IEEE80211R
544 if (!hostapd_drv_none(hapd)) {
545 hapd->l2 = l2_packet_init(hapd->conf->bridge[0] ?
546 hapd->conf->bridge :
547 hapd->conf->iface, NULL, ETH_P_RRB,
548 hostapd_rrb_receive, hapd, 1);
549 if (hapd->l2 == NULL &&
550 (hapd->driver == NULL ||
551 hapd->driver->send_ether == NULL)) {
552 wpa_printf(MSG_ERROR, "Failed to open l2_packet "
553 "interface");
554 return -1;
555 }
556 }
557 #endif /* CONFIG_IEEE80211R */
558
559 return 0;
560
561 }
562
563
hostapd_reconfig_wpa(struct hostapd_data * hapd)564 void hostapd_reconfig_wpa(struct hostapd_data *hapd)
565 {
566 struct wpa_auth_config wpa_auth_conf;
567 hostapd_wpa_auth_conf(hapd->conf, &wpa_auth_conf);
568 wpa_reconfig(hapd->wpa_auth, &wpa_auth_conf);
569 }
570
571
hostapd_deinit_wpa(struct hostapd_data * hapd)572 void hostapd_deinit_wpa(struct hostapd_data *hapd)
573 {
574 ieee80211_tkip_countermeasures_deinit(hapd);
575 rsn_preauth_iface_deinit(hapd);
576 if (hapd->wpa_auth) {
577 wpa_deinit(hapd->wpa_auth);
578 hapd->wpa_auth = NULL;
579
580 if (hostapd_set_privacy(hapd, 0)) {
581 wpa_printf(MSG_DEBUG, "Could not disable "
582 "PrivacyInvoked for interface %s",
583 hapd->conf->iface);
584 }
585
586 if (hostapd_set_generic_elem(hapd, (u8 *) "", 0)) {
587 wpa_printf(MSG_DEBUG, "Could not remove generic "
588 "information element from interface %s",
589 hapd->conf->iface);
590 }
591 }
592 ieee802_1x_deinit(hapd);
593
594 #ifdef CONFIG_IEEE80211R
595 l2_packet_deinit(hapd->l2);
596 #endif /* CONFIG_IEEE80211R */
597 }
598