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[thirdparty/hostap.git] / wpa_supplicant / ap.c
1 /*
2 * WPA Supplicant - Basic AP mode support routines
3 * Copyright (c) 2003-2009, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2009, Atheros Communications
5 *
6 * This software may be distributed under the terms of the BSD license.
7 * See README for more details.
8 */
9
10 #include "utils/includes.h"
11
12 #include "utils/common.h"
13 #include "utils/eloop.h"
14 #include "utils/uuid.h"
15 #include "common/ieee802_11_defs.h"
16 #include "common/wpa_ctrl.h"
17 #include "eapol_supp/eapol_supp_sm.h"
18 #include "crypto/dh_group5.h"
19 #include "ap/hostapd.h"
20 #include "ap/ap_config.h"
21 #include "ap/ap_drv_ops.h"
22 #ifdef NEED_AP_MLME
23 #include "ap/ieee802_11.h"
24 #endif /* NEED_AP_MLME */
25 #include "ap/beacon.h"
26 #include "ap/ieee802_1x.h"
27 #include "ap/wps_hostapd.h"
28 #include "ap/ctrl_iface_ap.h"
29 #include "wps/wps.h"
30 #include "common/ieee802_11_defs.h"
31 #include "config_ssid.h"
32 #include "config.h"
33 #include "wpa_supplicant_i.h"
34 #include "driver_i.h"
35 #include "p2p_supplicant.h"
36 #include "ap.h"
37 #include "ap/sta_info.h"
38 #include "notify.h"
39
40
41 #ifdef CONFIG_WPS
42 static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx);
43 #endif /* CONFIG_WPS */
44
45
46 #ifdef CONFIG_IEEE80211N
47 static void wpas_conf_ap_vht(struct wpa_supplicant *wpa_s,
48 struct hostapd_config *conf,
49 struct hostapd_hw_modes *mode)
50 {
51 #ifdef CONFIG_P2P
52 u8 center_chan = 0;
53 u8 channel = conf->channel;
54
55 if (!conf->secondary_channel)
56 goto no_vht;
57
58 center_chan = wpas_p2p_get_vht80_center(wpa_s, mode, channel);
59 if (!center_chan)
60 goto no_vht;
61
62 /* Use 80 MHz channel */
63 conf->vht_oper_chwidth = 1;
64 conf->vht_oper_centr_freq_seg0_idx = center_chan;
65 return;
66
67 no_vht:
68 conf->vht_oper_centr_freq_seg0_idx =
69 channel + conf->secondary_channel * 2;
70 #else /* CONFIG_P2P */
71 conf->vht_oper_centr_freq_seg0_idx =
72 conf->channel + conf->secondary_channel * 2;
73 #endif /* CONFIG_P2P */
74 }
75 #endif /* CONFIG_IEEE80211N */
76
77
78 static int wpa_supplicant_conf_ap(struct wpa_supplicant *wpa_s,
79 struct wpa_ssid *ssid,
80 struct hostapd_config *conf)
81 {
82 struct hostapd_bss_config *bss = conf->bss[0];
83
84 conf->driver = wpa_s->driver;
85
86 os_strlcpy(bss->iface, wpa_s->ifname, sizeof(bss->iface));
87
88 conf->hw_mode = ieee80211_freq_to_chan(ssid->frequency,
89 &conf->channel);
90 if (conf->hw_mode == NUM_HOSTAPD_MODES) {
91 wpa_printf(MSG_ERROR, "Unsupported AP mode frequency: %d MHz",
92 ssid->frequency);
93 return -1;
94 }
95
96 /* TODO: enable HT40 if driver supports it;
97 * drop to 11b if driver does not support 11g */
98
99 #ifdef CONFIG_IEEE80211N
100 /*
101 * Enable HT20 if the driver supports it, by setting conf->ieee80211n
102 * and a mask of allowed capabilities within conf->ht_capab.
103 * Using default config settings for: conf->ht_op_mode_fixed,
104 * conf->secondary_channel, conf->require_ht
105 */
106 if (wpa_s->hw.modes) {
107 struct hostapd_hw_modes *mode = NULL;
108 int i, no_ht = 0;
109 for (i = 0; i < wpa_s->hw.num_modes; i++) {
110 if (wpa_s->hw.modes[i].mode == conf->hw_mode) {
111 mode = &wpa_s->hw.modes[i];
112 break;
113 }
114 }
115
116 #ifdef CONFIG_HT_OVERRIDES
117 if (ssid->disable_ht) {
118 conf->ieee80211n = 0;
119 conf->ht_capab = 0;
120 no_ht = 1;
121 }
122 #endif /* CONFIG_HT_OVERRIDES */
123
124 if (!no_ht && mode && mode->ht_capab) {
125 conf->ieee80211n = 1;
126 #ifdef CONFIG_P2P
127 if (conf->hw_mode == HOSTAPD_MODE_IEEE80211A &&
128 (mode->ht_capab &
129 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) &&
130 ssid->ht40)
131 conf->secondary_channel =
132 wpas_p2p_get_ht40_mode(wpa_s, mode,
133 conf->channel);
134 if (conf->secondary_channel)
135 conf->ht_capab |=
136 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
137 #endif /* CONFIG_P2P */
138
139 /*
140 * white-list capabilities that won't cause issues
141 * to connecting stations, while leaving the current
142 * capabilities intact (currently disabled SMPS).
143 */
144 conf->ht_capab |= mode->ht_capab &
145 (HT_CAP_INFO_GREEN_FIELD |
146 HT_CAP_INFO_SHORT_GI20MHZ |
147 HT_CAP_INFO_SHORT_GI40MHZ |
148 HT_CAP_INFO_RX_STBC_MASK |
149 HT_CAP_INFO_MAX_AMSDU_SIZE);
150
151 if (mode->vht_capab && ssid->vht) {
152 conf->ieee80211ac = 1;
153 wpas_conf_ap_vht(wpa_s, conf, mode);
154 }
155 }
156 }
157 #endif /* CONFIG_IEEE80211N */
158
159 #ifdef CONFIG_P2P
160 if (conf->hw_mode == HOSTAPD_MODE_IEEE80211G &&
161 (ssid->mode == WPAS_MODE_P2P_GO ||
162 ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)) {
163 /* Remove 802.11b rates from supported and basic rate sets */
164 int *list = os_malloc(4 * sizeof(int));
165 if (list) {
166 list[0] = 60;
167 list[1] = 120;
168 list[2] = 240;
169 list[3] = -1;
170 }
171 conf->basic_rates = list;
172
173 list = os_malloc(9 * sizeof(int));
174 if (list) {
175 list[0] = 60;
176 list[1] = 90;
177 list[2] = 120;
178 list[3] = 180;
179 list[4] = 240;
180 list[5] = 360;
181 list[6] = 480;
182 list[7] = 540;
183 list[8] = -1;
184 }
185 conf->supported_rates = list;
186 }
187
188 bss->isolate = !wpa_s->conf->p2p_intra_bss;
189 bss->force_per_enrollee_psk = wpa_s->global->p2p_per_sta_psk;
190
191 if (ssid->p2p_group) {
192 os_memcpy(bss->ip_addr_go, wpa_s->parent->conf->ip_addr_go, 4);
193 os_memcpy(bss->ip_addr_mask, wpa_s->parent->conf->ip_addr_mask,
194 4);
195 os_memcpy(bss->ip_addr_start,
196 wpa_s->parent->conf->ip_addr_start, 4);
197 os_memcpy(bss->ip_addr_end, wpa_s->parent->conf->ip_addr_end,
198 4);
199 }
200 #endif /* CONFIG_P2P */
201
202 if (ssid->ssid_len == 0) {
203 wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
204 return -1;
205 }
206 os_memcpy(bss->ssid.ssid, ssid->ssid, ssid->ssid_len);
207 bss->ssid.ssid_len = ssid->ssid_len;
208 bss->ssid.ssid_set = 1;
209
210 bss->ignore_broadcast_ssid = ssid->ignore_broadcast_ssid;
211
212 if (ssid->auth_alg)
213 bss->auth_algs = ssid->auth_alg;
214
215 if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt))
216 bss->wpa = ssid->proto;
217 bss->wpa_key_mgmt = ssid->key_mgmt;
218 bss->wpa_pairwise = ssid->pairwise_cipher;
219 if (ssid->psk_set) {
220 os_free(bss->ssid.wpa_psk);
221 bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
222 if (bss->ssid.wpa_psk == NULL)
223 return -1;
224 os_memcpy(bss->ssid.wpa_psk->psk, ssid->psk, PMK_LEN);
225 bss->ssid.wpa_psk->group = 1;
226 } else if (ssid->passphrase) {
227 bss->ssid.wpa_passphrase = os_strdup(ssid->passphrase);
228 } else if (ssid->wep_key_len[0] || ssid->wep_key_len[1] ||
229 ssid->wep_key_len[2] || ssid->wep_key_len[3]) {
230 struct hostapd_wep_keys *wep = &bss->ssid.wep;
231 int i;
232 for (i = 0; i < NUM_WEP_KEYS; i++) {
233 if (ssid->wep_key_len[i] == 0)
234 continue;
235 wep->key[i] = os_malloc(ssid->wep_key_len[i]);
236 if (wep->key[i] == NULL)
237 return -1;
238 os_memcpy(wep->key[i], ssid->wep_key[i],
239 ssid->wep_key_len[i]);
240 wep->len[i] = ssid->wep_key_len[i];
241 }
242 wep->idx = ssid->wep_tx_keyidx;
243 wep->keys_set = 1;
244 }
245
246 if (ssid->ap_max_inactivity)
247 bss->ap_max_inactivity = ssid->ap_max_inactivity;
248
249 if (ssid->dtim_period)
250 bss->dtim_period = ssid->dtim_period;
251 else if (wpa_s->conf->dtim_period)
252 bss->dtim_period = wpa_s->conf->dtim_period;
253
254 if (ssid->beacon_int)
255 conf->beacon_int = ssid->beacon_int;
256 else if (wpa_s->conf->beacon_int)
257 conf->beacon_int = wpa_s->conf->beacon_int;
258
259 if ((bss->wpa & 2) && bss->rsn_pairwise == 0)
260 bss->rsn_pairwise = bss->wpa_pairwise;
261 bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa, bss->wpa_pairwise,
262 bss->rsn_pairwise);
263
264 if (bss->wpa && bss->ieee802_1x)
265 bss->ssid.security_policy = SECURITY_WPA;
266 else if (bss->wpa)
267 bss->ssid.security_policy = SECURITY_WPA_PSK;
268 else if (bss->ieee802_1x) {
269 int cipher = WPA_CIPHER_NONE;
270 bss->ssid.security_policy = SECURITY_IEEE_802_1X;
271 bss->ssid.wep.default_len = bss->default_wep_key_len;
272 if (bss->default_wep_key_len)
273 cipher = bss->default_wep_key_len >= 13 ?
274 WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40;
275 bss->wpa_group = cipher;
276 bss->wpa_pairwise = cipher;
277 bss->rsn_pairwise = cipher;
278 } else if (bss->ssid.wep.keys_set) {
279 int cipher = WPA_CIPHER_WEP40;
280 if (bss->ssid.wep.len[0] >= 13)
281 cipher = WPA_CIPHER_WEP104;
282 bss->ssid.security_policy = SECURITY_STATIC_WEP;
283 bss->wpa_group = cipher;
284 bss->wpa_pairwise = cipher;
285 bss->rsn_pairwise = cipher;
286 } else {
287 bss->ssid.security_policy = SECURITY_PLAINTEXT;
288 bss->wpa_group = WPA_CIPHER_NONE;
289 bss->wpa_pairwise = WPA_CIPHER_NONE;
290 bss->rsn_pairwise = WPA_CIPHER_NONE;
291 }
292
293 if (bss->wpa_group_rekey < 86400 && (bss->wpa & 2) &&
294 (bss->wpa_group == WPA_CIPHER_CCMP ||
295 bss->wpa_group == WPA_CIPHER_GCMP ||
296 bss->wpa_group == WPA_CIPHER_CCMP_256 ||
297 bss->wpa_group == WPA_CIPHER_GCMP_256)) {
298 /*
299 * Strong ciphers do not need frequent rekeying, so increase
300 * the default GTK rekeying period to 24 hours.
301 */
302 bss->wpa_group_rekey = 86400;
303 }
304
305 #ifdef CONFIG_IEEE80211W
306 if (ssid->ieee80211w != MGMT_FRAME_PROTECTION_DEFAULT)
307 bss->ieee80211w = ssid->ieee80211w;
308 #endif /* CONFIG_IEEE80211W */
309
310 #ifdef CONFIG_WPS
311 /*
312 * Enable WPS by default for open and WPA/WPA2-Personal network, but
313 * require user interaction to actually use it. Only the internal
314 * Registrar is supported.
315 */
316 if (bss->ssid.security_policy != SECURITY_WPA_PSK &&
317 bss->ssid.security_policy != SECURITY_PLAINTEXT)
318 goto no_wps;
319 if (bss->ssid.security_policy == SECURITY_WPA_PSK &&
320 (!(bss->rsn_pairwise & WPA_CIPHER_CCMP) || !(bss->wpa & 2)))
321 goto no_wps; /* WPS2 does not allow WPA/TKIP-only
322 * configuration */
323 bss->eap_server = 1;
324
325 if (!ssid->ignore_broadcast_ssid)
326 bss->wps_state = 2;
327
328 bss->ap_setup_locked = 2;
329 if (wpa_s->conf->config_methods)
330 bss->config_methods = os_strdup(wpa_s->conf->config_methods);
331 os_memcpy(bss->device_type, wpa_s->conf->device_type,
332 WPS_DEV_TYPE_LEN);
333 if (wpa_s->conf->device_name) {
334 bss->device_name = os_strdup(wpa_s->conf->device_name);
335 bss->friendly_name = os_strdup(wpa_s->conf->device_name);
336 }
337 if (wpa_s->conf->manufacturer)
338 bss->manufacturer = os_strdup(wpa_s->conf->manufacturer);
339 if (wpa_s->conf->model_name)
340 bss->model_name = os_strdup(wpa_s->conf->model_name);
341 if (wpa_s->conf->model_number)
342 bss->model_number = os_strdup(wpa_s->conf->model_number);
343 if (wpa_s->conf->serial_number)
344 bss->serial_number = os_strdup(wpa_s->conf->serial_number);
345 if (is_nil_uuid(wpa_s->conf->uuid))
346 os_memcpy(bss->uuid, wpa_s->wps->uuid, WPS_UUID_LEN);
347 else
348 os_memcpy(bss->uuid, wpa_s->conf->uuid, WPS_UUID_LEN);
349 os_memcpy(bss->os_version, wpa_s->conf->os_version, 4);
350 bss->pbc_in_m1 = wpa_s->conf->pbc_in_m1;
351 no_wps:
352 #endif /* CONFIG_WPS */
353
354 if (wpa_s->max_stations &&
355 wpa_s->max_stations < wpa_s->conf->max_num_sta)
356 bss->max_num_sta = wpa_s->max_stations;
357 else
358 bss->max_num_sta = wpa_s->conf->max_num_sta;
359
360 bss->disassoc_low_ack = wpa_s->conf->disassoc_low_ack;
361
362 if (wpa_s->conf->ap_vendor_elements) {
363 bss->vendor_elements =
364 wpabuf_dup(wpa_s->conf->ap_vendor_elements);
365 }
366
367 return 0;
368 }
369
370
371 static void ap_public_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
372 {
373 #ifdef CONFIG_P2P
374 struct wpa_supplicant *wpa_s = ctx;
375 const struct ieee80211_mgmt *mgmt;
376
377 mgmt = (const struct ieee80211_mgmt *) buf;
378 if (len < IEEE80211_HDRLEN + 1)
379 return;
380 if (mgmt->u.action.category != WLAN_ACTION_PUBLIC)
381 return;
382 wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
383 mgmt->u.action.category,
384 buf + IEEE80211_HDRLEN + 1,
385 len - IEEE80211_HDRLEN - 1, freq);
386 #endif /* CONFIG_P2P */
387 }
388
389
390 static void ap_wps_event_cb(void *ctx, enum wps_event event,
391 union wps_event_data *data)
392 {
393 #ifdef CONFIG_P2P
394 struct wpa_supplicant *wpa_s = ctx;
395
396 if (event == WPS_EV_FAIL) {
397 struct wps_event_fail *fail = &data->fail;
398
399 if (wpa_s->parent && wpa_s->parent != wpa_s &&
400 wpa_s == wpa_s->global->p2p_group_formation) {
401 /*
402 * src/ap/wps_hostapd.c has already sent this on the
403 * main interface, so only send on the parent interface
404 * here if needed.
405 */
406 wpa_msg(wpa_s->parent, MSG_INFO, WPS_EVENT_FAIL
407 "msg=%d config_error=%d",
408 fail->msg, fail->config_error);
409 }
410 wpas_p2p_wps_failed(wpa_s, fail);
411 }
412 #endif /* CONFIG_P2P */
413 }
414
415
416 static void ap_sta_authorized_cb(void *ctx, const u8 *mac_addr,
417 int authorized, const u8 *p2p_dev_addr)
418 {
419 wpas_notify_sta_authorized(ctx, mac_addr, authorized, p2p_dev_addr);
420 }
421
422
423 #ifdef CONFIG_P2P
424 static void ap_new_psk_cb(void *ctx, const u8 *mac_addr, const u8 *p2p_dev_addr,
425 const u8 *psk, size_t psk_len)
426 {
427
428 struct wpa_supplicant *wpa_s = ctx;
429 if (wpa_s->ap_iface == NULL || wpa_s->current_ssid == NULL)
430 return;
431 wpas_p2p_new_psk_cb(wpa_s, mac_addr, p2p_dev_addr, psk, psk_len);
432 }
433 #endif /* CONFIG_P2P */
434
435
436 static int ap_vendor_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
437 {
438 #ifdef CONFIG_P2P
439 struct wpa_supplicant *wpa_s = ctx;
440 const struct ieee80211_mgmt *mgmt;
441
442 mgmt = (const struct ieee80211_mgmt *) buf;
443 if (len < IEEE80211_HDRLEN + 1)
444 return -1;
445 wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
446 mgmt->u.action.category,
447 buf + IEEE80211_HDRLEN + 1,
448 len - IEEE80211_HDRLEN - 1, freq);
449 #endif /* CONFIG_P2P */
450 return 0;
451 }
452
453
454 static int ap_probe_req_rx(void *ctx, const u8 *sa, const u8 *da,
455 const u8 *bssid, const u8 *ie, size_t ie_len,
456 int ssi_signal)
457 {
458 struct wpa_supplicant *wpa_s = ctx;
459 return wpas_p2p_probe_req_rx(wpa_s, sa, da, bssid, ie, ie_len,
460 ssi_signal);
461 }
462
463
464 static void ap_wps_reg_success_cb(void *ctx, const u8 *mac_addr,
465 const u8 *uuid_e)
466 {
467 struct wpa_supplicant *wpa_s = ctx;
468 wpas_p2p_wps_success(wpa_s, mac_addr, 1);
469 }
470
471
472 static void wpas_ap_configured_cb(void *ctx)
473 {
474 struct wpa_supplicant *wpa_s = ctx;
475
476 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
477
478 if (wpa_s->ap_configured_cb)
479 wpa_s->ap_configured_cb(wpa_s->ap_configured_cb_ctx,
480 wpa_s->ap_configured_cb_data);
481 }
482
483
484 int wpa_supplicant_create_ap(struct wpa_supplicant *wpa_s,
485 struct wpa_ssid *ssid)
486 {
487 struct wpa_driver_associate_params params;
488 struct hostapd_iface *hapd_iface;
489 struct hostapd_config *conf;
490 size_t i;
491
492 if (ssid->ssid == NULL || ssid->ssid_len == 0) {
493 wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
494 return -1;
495 }
496
497 wpa_supplicant_ap_deinit(wpa_s);
498
499 wpa_printf(MSG_DEBUG, "Setting up AP (SSID='%s')",
500 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
501
502 os_memset(&params, 0, sizeof(params));
503 params.ssid = ssid->ssid;
504 params.ssid_len = ssid->ssid_len;
505 switch (ssid->mode) {
506 case WPAS_MODE_AP:
507 case WPAS_MODE_P2P_GO:
508 case WPAS_MODE_P2P_GROUP_FORMATION:
509 params.mode = IEEE80211_MODE_AP;
510 break;
511 default:
512 return -1;
513 }
514 if (ssid->frequency == 0)
515 ssid->frequency = 2462; /* default channel 11 */
516 params.freq.freq = ssid->frequency;
517
518 params.wpa_proto = ssid->proto;
519 if (ssid->key_mgmt & WPA_KEY_MGMT_PSK)
520 wpa_s->key_mgmt = WPA_KEY_MGMT_PSK;
521 else
522 wpa_s->key_mgmt = WPA_KEY_MGMT_NONE;
523 params.key_mgmt_suite = wpa_s->key_mgmt;
524
525 wpa_s->pairwise_cipher = wpa_pick_pairwise_cipher(ssid->pairwise_cipher,
526 1);
527 if (wpa_s->pairwise_cipher < 0) {
528 wpa_printf(MSG_WARNING, "WPA: Failed to select pairwise "
529 "cipher.");
530 return -1;
531 }
532 params.pairwise_suite = wpa_s->pairwise_cipher;
533 params.group_suite = params.pairwise_suite;
534
535 #ifdef CONFIG_P2P
536 if (ssid->mode == WPAS_MODE_P2P_GO ||
537 ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
538 params.p2p = 1;
539 #endif /* CONFIG_P2P */
540
541 if (wpa_s->parent->set_ap_uapsd)
542 params.uapsd = wpa_s->parent->ap_uapsd;
543 else if (params.p2p && (wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_UAPSD))
544 params.uapsd = 1; /* mandatory for P2P GO */
545 else
546 params.uapsd = -1;
547
548 if (wpa_drv_associate(wpa_s, &params) < 0) {
549 wpa_msg(wpa_s, MSG_INFO, "Failed to start AP functionality");
550 return -1;
551 }
552
553 wpa_s->ap_iface = hapd_iface = os_zalloc(sizeof(*wpa_s->ap_iface));
554 if (hapd_iface == NULL)
555 return -1;
556 hapd_iface->owner = wpa_s;
557 hapd_iface->drv_flags = wpa_s->drv_flags;
558 hapd_iface->probe_resp_offloads = wpa_s->probe_resp_offloads;
559 hapd_iface->extended_capa = wpa_s->extended_capa;
560 hapd_iface->extended_capa_mask = wpa_s->extended_capa_mask;
561 hapd_iface->extended_capa_len = wpa_s->extended_capa_len;
562
563 wpa_s->ap_iface->conf = conf = hostapd_config_defaults();
564 if (conf == NULL) {
565 wpa_supplicant_ap_deinit(wpa_s);
566 return -1;
567 }
568
569 os_memcpy(wpa_s->ap_iface->conf->wmm_ac_params,
570 wpa_s->conf->wmm_ac_params,
571 sizeof(wpa_s->conf->wmm_ac_params));
572
573 if (params.uapsd > 0) {
574 conf->bss[0]->wmm_enabled = 1;
575 conf->bss[0]->wmm_uapsd = 1;
576 }
577
578 if (wpa_supplicant_conf_ap(wpa_s, ssid, conf)) {
579 wpa_printf(MSG_ERROR, "Failed to create AP configuration");
580 wpa_supplicant_ap_deinit(wpa_s);
581 return -1;
582 }
583
584 #ifdef CONFIG_P2P
585 if (ssid->mode == WPAS_MODE_P2P_GO)
586 conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
587 else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
588 conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
589 P2P_GROUP_FORMATION;
590 #endif /* CONFIG_P2P */
591
592 hapd_iface->num_bss = conf->num_bss;
593 hapd_iface->bss = os_calloc(conf->num_bss,
594 sizeof(struct hostapd_data *));
595 if (hapd_iface->bss == NULL) {
596 wpa_supplicant_ap_deinit(wpa_s);
597 return -1;
598 }
599
600 for (i = 0; i < conf->num_bss; i++) {
601 hapd_iface->bss[i] =
602 hostapd_alloc_bss_data(hapd_iface, conf,
603 conf->bss[i]);
604 if (hapd_iface->bss[i] == NULL) {
605 wpa_supplicant_ap_deinit(wpa_s);
606 return -1;
607 }
608
609 hapd_iface->bss[i]->msg_ctx = wpa_s;
610 hapd_iface->bss[i]->msg_ctx_parent = wpa_s->parent;
611 hapd_iface->bss[i]->public_action_cb = ap_public_action_rx;
612 hapd_iface->bss[i]->public_action_cb_ctx = wpa_s;
613 hapd_iface->bss[i]->vendor_action_cb = ap_vendor_action_rx;
614 hapd_iface->bss[i]->vendor_action_cb_ctx = wpa_s;
615 hostapd_register_probereq_cb(hapd_iface->bss[i],
616 ap_probe_req_rx, wpa_s);
617 hapd_iface->bss[i]->wps_reg_success_cb = ap_wps_reg_success_cb;
618 hapd_iface->bss[i]->wps_reg_success_cb_ctx = wpa_s;
619 hapd_iface->bss[i]->wps_event_cb = ap_wps_event_cb;
620 hapd_iface->bss[i]->wps_event_cb_ctx = wpa_s;
621 hapd_iface->bss[i]->sta_authorized_cb = ap_sta_authorized_cb;
622 hapd_iface->bss[i]->sta_authorized_cb_ctx = wpa_s;
623 #ifdef CONFIG_P2P
624 hapd_iface->bss[i]->new_psk_cb = ap_new_psk_cb;
625 hapd_iface->bss[i]->new_psk_cb_ctx = wpa_s;
626 hapd_iface->bss[i]->p2p = wpa_s->global->p2p;
627 hapd_iface->bss[i]->p2p_group = wpas_p2p_group_init(wpa_s,
628 ssid);
629 #endif /* CONFIG_P2P */
630 hapd_iface->bss[i]->setup_complete_cb = wpas_ap_configured_cb;
631 hapd_iface->bss[i]->setup_complete_cb_ctx = wpa_s;
632 }
633
634 os_memcpy(hapd_iface->bss[0]->own_addr, wpa_s->own_addr, ETH_ALEN);
635 hapd_iface->bss[0]->driver = wpa_s->driver;
636 hapd_iface->bss[0]->drv_priv = wpa_s->drv_priv;
637
638 wpa_s->current_ssid = ssid;
639 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
640 os_memcpy(wpa_s->bssid, wpa_s->own_addr, ETH_ALEN);
641 wpa_s->assoc_freq = ssid->frequency;
642
643 if (hostapd_setup_interface(wpa_s->ap_iface)) {
644 wpa_printf(MSG_ERROR, "Failed to initialize AP interface");
645 wpa_supplicant_ap_deinit(wpa_s);
646 return -1;
647 }
648
649 return 0;
650 }
651
652
653 void wpa_supplicant_ap_deinit(struct wpa_supplicant *wpa_s)
654 {
655 #ifdef CONFIG_WPS
656 eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
657 #endif /* CONFIG_WPS */
658
659 if (wpa_s->ap_iface == NULL)
660 return;
661
662 wpa_s->current_ssid = NULL;
663 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
664 wpa_s->assoc_freq = 0;
665 wpas_p2p_ap_deinit(wpa_s);
666 wpa_s->ap_iface->driver_ap_teardown =
667 !!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
668
669 hostapd_interface_deinit(wpa_s->ap_iface);
670 hostapd_interface_free(wpa_s->ap_iface);
671 wpa_s->ap_iface = NULL;
672 wpa_drv_deinit_ap(wpa_s);
673 }
674
675
676 void ap_tx_status(void *ctx, const u8 *addr,
677 const u8 *buf, size_t len, int ack)
678 {
679 #ifdef NEED_AP_MLME
680 struct wpa_supplicant *wpa_s = ctx;
681 hostapd_tx_status(wpa_s->ap_iface->bss[0], addr, buf, len, ack);
682 #endif /* NEED_AP_MLME */
683 }
684
685
686 void ap_eapol_tx_status(void *ctx, const u8 *dst,
687 const u8 *data, size_t len, int ack)
688 {
689 #ifdef NEED_AP_MLME
690 struct wpa_supplicant *wpa_s = ctx;
691 if (!wpa_s->ap_iface)
692 return;
693 hostapd_tx_status(wpa_s->ap_iface->bss[0], dst, data, len, ack);
694 #endif /* NEED_AP_MLME */
695 }
696
697
698 void ap_client_poll_ok(void *ctx, const u8 *addr)
699 {
700 #ifdef NEED_AP_MLME
701 struct wpa_supplicant *wpa_s = ctx;
702 if (wpa_s->ap_iface)
703 hostapd_client_poll_ok(wpa_s->ap_iface->bss[0], addr);
704 #endif /* NEED_AP_MLME */
705 }
706
707
708 void ap_rx_from_unknown_sta(void *ctx, const u8 *addr, int wds)
709 {
710 #ifdef NEED_AP_MLME
711 struct wpa_supplicant *wpa_s = ctx;
712 ieee802_11_rx_from_unknown(wpa_s->ap_iface->bss[0], addr, wds);
713 #endif /* NEED_AP_MLME */
714 }
715
716
717 void ap_mgmt_rx(void *ctx, struct rx_mgmt *rx_mgmt)
718 {
719 #ifdef NEED_AP_MLME
720 struct wpa_supplicant *wpa_s = ctx;
721 struct hostapd_frame_info fi;
722 os_memset(&fi, 0, sizeof(fi));
723 fi.datarate = rx_mgmt->datarate;
724 fi.ssi_signal = rx_mgmt->ssi_signal;
725 ieee802_11_mgmt(wpa_s->ap_iface->bss[0], rx_mgmt->frame,
726 rx_mgmt->frame_len, &fi);
727 #endif /* NEED_AP_MLME */
728 }
729
730
731 void ap_mgmt_tx_cb(void *ctx, const u8 *buf, size_t len, u16 stype, int ok)
732 {
733 #ifdef NEED_AP_MLME
734 struct wpa_supplicant *wpa_s = ctx;
735 ieee802_11_mgmt_cb(wpa_s->ap_iface->bss[0], buf, len, stype, ok);
736 #endif /* NEED_AP_MLME */
737 }
738
739
740 void wpa_supplicant_ap_rx_eapol(struct wpa_supplicant *wpa_s,
741 const u8 *src_addr, const u8 *buf, size_t len)
742 {
743 ieee802_1x_receive(wpa_s->ap_iface->bss[0], src_addr, buf, len);
744 }
745
746
747 #ifdef CONFIG_WPS
748
749 int wpa_supplicant_ap_wps_pbc(struct wpa_supplicant *wpa_s, const u8 *bssid,
750 const u8 *p2p_dev_addr)
751 {
752 if (!wpa_s->ap_iface)
753 return -1;
754 return hostapd_wps_button_pushed(wpa_s->ap_iface->bss[0],
755 p2p_dev_addr);
756 }
757
758
759 int wpa_supplicant_ap_wps_cancel(struct wpa_supplicant *wpa_s)
760 {
761 struct wps_registrar *reg;
762 int reg_sel = 0, wps_sta = 0;
763
764 if (!wpa_s->ap_iface || !wpa_s->ap_iface->bss[0]->wps)
765 return -1;
766
767 reg = wpa_s->ap_iface->bss[0]->wps->registrar;
768 reg_sel = wps_registrar_wps_cancel(reg);
769 wps_sta = ap_for_each_sta(wpa_s->ap_iface->bss[0],
770 ap_sta_wps_cancel, NULL);
771
772 if (!reg_sel && !wps_sta) {
773 wpa_printf(MSG_DEBUG, "No WPS operation in progress at this "
774 "time");
775 return -1;
776 }
777
778 /*
779 * There are 2 cases to return wps cancel as success:
780 * 1. When wps cancel was initiated but no connection has been
781 * established with client yet.
782 * 2. Client is in the middle of exchanging WPS messages.
783 */
784
785 return 0;
786 }
787
788
789 int wpa_supplicant_ap_wps_pin(struct wpa_supplicant *wpa_s, const u8 *bssid,
790 const char *pin, char *buf, size_t buflen,
791 int timeout)
792 {
793 int ret, ret_len = 0;
794
795 if (!wpa_s->ap_iface)
796 return -1;
797
798 if (pin == NULL) {
799 unsigned int rpin = wps_generate_pin();
800 ret_len = os_snprintf(buf, buflen, "%08d", rpin);
801 pin = buf;
802 } else
803 ret_len = os_snprintf(buf, buflen, "%s", pin);
804
805 ret = hostapd_wps_add_pin(wpa_s->ap_iface->bss[0], bssid, "any", pin,
806 timeout);
807 if (ret)
808 return -1;
809 return ret_len;
810 }
811
812
813 static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx)
814 {
815 struct wpa_supplicant *wpa_s = eloop_data;
816 wpa_printf(MSG_DEBUG, "WPS: AP PIN timed out");
817 wpas_wps_ap_pin_disable(wpa_s);
818 }
819
820
821 static void wpas_wps_ap_pin_enable(struct wpa_supplicant *wpa_s, int timeout)
822 {
823 struct hostapd_data *hapd;
824
825 if (wpa_s->ap_iface == NULL)
826 return;
827 hapd = wpa_s->ap_iface->bss[0];
828 wpa_printf(MSG_DEBUG, "WPS: Enabling AP PIN (timeout=%d)", timeout);
829 hapd->ap_pin_failures = 0;
830 eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
831 if (timeout > 0)
832 eloop_register_timeout(timeout, 0,
833 wpas_wps_ap_pin_timeout, wpa_s, NULL);
834 }
835
836
837 void wpas_wps_ap_pin_disable(struct wpa_supplicant *wpa_s)
838 {
839 struct hostapd_data *hapd;
840
841 if (wpa_s->ap_iface == NULL)
842 return;
843 wpa_printf(MSG_DEBUG, "WPS: Disabling AP PIN");
844 hapd = wpa_s->ap_iface->bss[0];
845 os_free(hapd->conf->ap_pin);
846 hapd->conf->ap_pin = NULL;
847 eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
848 }
849
850
851 const char * wpas_wps_ap_pin_random(struct wpa_supplicant *wpa_s, int timeout)
852 {
853 struct hostapd_data *hapd;
854 unsigned int pin;
855 char pin_txt[9];
856
857 if (wpa_s->ap_iface == NULL)
858 return NULL;
859 hapd = wpa_s->ap_iface->bss[0];
860 pin = wps_generate_pin();
861 os_snprintf(pin_txt, sizeof(pin_txt), "%08u", pin);
862 os_free(hapd->conf->ap_pin);
863 hapd->conf->ap_pin = os_strdup(pin_txt);
864 if (hapd->conf->ap_pin == NULL)
865 return NULL;
866 wpas_wps_ap_pin_enable(wpa_s, timeout);
867
868 return hapd->conf->ap_pin;
869 }
870
871
872 const char * wpas_wps_ap_pin_get(struct wpa_supplicant *wpa_s)
873 {
874 struct hostapd_data *hapd;
875 if (wpa_s->ap_iface == NULL)
876 return NULL;
877 hapd = wpa_s->ap_iface->bss[0];
878 return hapd->conf->ap_pin;
879 }
880
881
882 int wpas_wps_ap_pin_set(struct wpa_supplicant *wpa_s, const char *pin,
883 int timeout)
884 {
885 struct hostapd_data *hapd;
886 char pin_txt[9];
887 int ret;
888
889 if (wpa_s->ap_iface == NULL)
890 return -1;
891 hapd = wpa_s->ap_iface->bss[0];
892 ret = os_snprintf(pin_txt, sizeof(pin_txt), "%s", pin);
893 if (ret < 0 || ret >= (int) sizeof(pin_txt))
894 return -1;
895 os_free(hapd->conf->ap_pin);
896 hapd->conf->ap_pin = os_strdup(pin_txt);
897 if (hapd->conf->ap_pin == NULL)
898 return -1;
899 wpas_wps_ap_pin_enable(wpa_s, timeout);
900
901 return 0;
902 }
903
904
905 void wpa_supplicant_ap_pwd_auth_fail(struct wpa_supplicant *wpa_s)
906 {
907 struct hostapd_data *hapd;
908
909 if (wpa_s->ap_iface == NULL)
910 return;
911 hapd = wpa_s->ap_iface->bss[0];
912
913 /*
914 * Registrar failed to prove its knowledge of the AP PIN. Disable AP
915 * PIN if this happens multiple times to slow down brute force attacks.
916 */
917 hapd->ap_pin_failures++;
918 wpa_printf(MSG_DEBUG, "WPS: AP PIN authentication failure number %u",
919 hapd->ap_pin_failures);
920 if (hapd->ap_pin_failures < 3)
921 return;
922
923 wpa_printf(MSG_DEBUG, "WPS: Disable AP PIN");
924 hapd->ap_pin_failures = 0;
925 os_free(hapd->conf->ap_pin);
926 hapd->conf->ap_pin = NULL;
927 }
928
929
930 #ifdef CONFIG_WPS_NFC
931
932 struct wpabuf * wpas_ap_wps_nfc_config_token(struct wpa_supplicant *wpa_s,
933 int ndef)
934 {
935 struct hostapd_data *hapd;
936
937 if (wpa_s->ap_iface == NULL)
938 return NULL;
939 hapd = wpa_s->ap_iface->bss[0];
940 return hostapd_wps_nfc_config_token(hapd, ndef);
941 }
942
943
944 struct wpabuf * wpas_ap_wps_nfc_handover_sel(struct wpa_supplicant *wpa_s,
945 int ndef)
946 {
947 struct hostapd_data *hapd;
948
949 if (wpa_s->ap_iface == NULL)
950 return NULL;
951 hapd = wpa_s->ap_iface->bss[0];
952 return hostapd_wps_nfc_hs_cr(hapd, ndef);
953 }
954
955
956 int wpas_ap_wps_nfc_report_handover(struct wpa_supplicant *wpa_s,
957 const struct wpabuf *req,
958 const struct wpabuf *sel)
959 {
960 struct hostapd_data *hapd;
961
962 if (wpa_s->ap_iface == NULL)
963 return -1;
964 hapd = wpa_s->ap_iface->bss[0];
965 return hostapd_wps_nfc_report_handover(hapd, req, sel);
966 }
967
968 #endif /* CONFIG_WPS_NFC */
969
970 #endif /* CONFIG_WPS */
971
972
973 #ifdef CONFIG_CTRL_IFACE
974
975 int ap_ctrl_iface_sta_first(struct wpa_supplicant *wpa_s,
976 char *buf, size_t buflen)
977 {
978 if (wpa_s->ap_iface == NULL)
979 return -1;
980 return hostapd_ctrl_iface_sta_first(wpa_s->ap_iface->bss[0],
981 buf, buflen);
982 }
983
984
985 int ap_ctrl_iface_sta(struct wpa_supplicant *wpa_s, const char *txtaddr,
986 char *buf, size_t buflen)
987 {
988 if (wpa_s->ap_iface == NULL)
989 return -1;
990 return hostapd_ctrl_iface_sta(wpa_s->ap_iface->bss[0], txtaddr,
991 buf, buflen);
992 }
993
994
995 int ap_ctrl_iface_sta_next(struct wpa_supplicant *wpa_s, const char *txtaddr,
996 char *buf, size_t buflen)
997 {
998 if (wpa_s->ap_iface == NULL)
999 return -1;
1000 return hostapd_ctrl_iface_sta_next(wpa_s->ap_iface->bss[0], txtaddr,
1001 buf, buflen);
1002 }
1003
1004
1005 int ap_ctrl_iface_sta_disassociate(struct wpa_supplicant *wpa_s,
1006 const char *txtaddr)
1007 {
1008 if (wpa_s->ap_iface == NULL)
1009 return -1;
1010 return hostapd_ctrl_iface_disassociate(wpa_s->ap_iface->bss[0],
1011 txtaddr);
1012 }
1013
1014
1015 int ap_ctrl_iface_sta_deauthenticate(struct wpa_supplicant *wpa_s,
1016 const char *txtaddr)
1017 {
1018 if (wpa_s->ap_iface == NULL)
1019 return -1;
1020 return hostapd_ctrl_iface_deauthenticate(wpa_s->ap_iface->bss[0],
1021 txtaddr);
1022 }
1023
1024
1025 int ap_ctrl_iface_wpa_get_status(struct wpa_supplicant *wpa_s, char *buf,
1026 size_t buflen, int verbose)
1027 {
1028 char *pos = buf, *end = buf + buflen;
1029 int ret;
1030 struct hostapd_bss_config *conf;
1031
1032 if (wpa_s->ap_iface == NULL)
1033 return -1;
1034
1035 conf = wpa_s->ap_iface->bss[0]->conf;
1036 if (conf->wpa == 0)
1037 return 0;
1038
1039 ret = os_snprintf(pos, end - pos,
1040 "pairwise_cipher=%s\n"
1041 "group_cipher=%s\n"
1042 "key_mgmt=%s\n",
1043 wpa_cipher_txt(conf->rsn_pairwise),
1044 wpa_cipher_txt(conf->wpa_group),
1045 wpa_key_mgmt_txt(conf->wpa_key_mgmt,
1046 conf->wpa));
1047 if (ret < 0 || ret >= end - pos)
1048 return pos - buf;
1049 pos += ret;
1050 return pos - buf;
1051 }
1052
1053 #endif /* CONFIG_CTRL_IFACE */
1054
1055
1056 int wpa_supplicant_ap_update_beacon(struct wpa_supplicant *wpa_s)
1057 {
1058 struct hostapd_iface *iface = wpa_s->ap_iface;
1059 struct wpa_ssid *ssid = wpa_s->current_ssid;
1060 struct hostapd_data *hapd;
1061
1062 if (ssid == NULL || wpa_s->ap_iface == NULL ||
1063 ssid->mode == WPAS_MODE_INFRA ||
1064 ssid->mode == WPAS_MODE_IBSS)
1065 return -1;
1066
1067 #ifdef CONFIG_P2P
1068 if (ssid->mode == WPAS_MODE_P2P_GO)
1069 iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
1070 else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
1071 iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
1072 P2P_GROUP_FORMATION;
1073 #endif /* CONFIG_P2P */
1074
1075 hapd = iface->bss[0];
1076 if (hapd->drv_priv == NULL)
1077 return -1;
1078 ieee802_11_set_beacons(iface);
1079 hostapd_set_ap_wps_ie(hapd);
1080
1081 return 0;
1082 }
1083
1084
1085 int ap_switch_channel(struct wpa_supplicant *wpa_s,
1086 struct csa_settings *settings)
1087 {
1088 #ifdef NEED_AP_MLME
1089 if (!wpa_s->ap_iface || !wpa_s->ap_iface->bss[0])
1090 return -1;
1091
1092 return hostapd_switch_channel(wpa_s->ap_iface->bss[0], settings);
1093 #else /* NEED_AP_MLME */
1094 return -1;
1095 #endif /* NEED_AP_MLME */
1096 }
1097
1098
1099 int ap_ctrl_iface_chanswitch(struct wpa_supplicant *wpa_s, const char *pos)
1100 {
1101 struct csa_settings settings;
1102 int ret = hostapd_parse_csa_settings(pos, &settings);
1103
1104 if (ret)
1105 return ret;
1106
1107 return ap_switch_channel(wpa_s, &settings);
1108 }
1109
1110
1111 void wpas_ap_ch_switch(struct wpa_supplicant *wpa_s, int freq, int ht,
1112 int offset, int width, int cf1, int cf2)
1113 {
1114 if (!wpa_s->ap_iface)
1115 return;
1116
1117 wpa_s->assoc_freq = freq;
1118 hostapd_event_ch_switch(wpa_s->ap_iface->bss[0], freq, ht, offset, width, cf1, cf1);
1119 }
1120
1121
1122 int wpa_supplicant_ap_mac_addr_filter(struct wpa_supplicant *wpa_s,
1123 const u8 *addr)
1124 {
1125 struct hostapd_data *hapd;
1126 struct hostapd_bss_config *conf;
1127
1128 if (!wpa_s->ap_iface)
1129 return -1;
1130
1131 if (addr)
1132 wpa_printf(MSG_DEBUG, "AP: Set MAC address filter: " MACSTR,
1133 MAC2STR(addr));
1134 else
1135 wpa_printf(MSG_DEBUG, "AP: Clear MAC address filter");
1136
1137 hapd = wpa_s->ap_iface->bss[0];
1138 conf = hapd->conf;
1139
1140 os_free(conf->accept_mac);
1141 conf->accept_mac = NULL;
1142 conf->num_accept_mac = 0;
1143 os_free(conf->deny_mac);
1144 conf->deny_mac = NULL;
1145 conf->num_deny_mac = 0;
1146
1147 if (addr == NULL) {
1148 conf->macaddr_acl = ACCEPT_UNLESS_DENIED;
1149 return 0;
1150 }
1151
1152 conf->macaddr_acl = DENY_UNLESS_ACCEPTED;
1153 conf->accept_mac = os_zalloc(sizeof(struct mac_acl_entry));
1154 if (conf->accept_mac == NULL)
1155 return -1;
1156 os_memcpy(conf->accept_mac[0].addr, addr, ETH_ALEN);
1157 conf->num_accept_mac = 1;
1158
1159 return 0;
1160 }
1161
1162
1163 #ifdef CONFIG_WPS_NFC
1164 int wpas_ap_wps_add_nfc_pw(struct wpa_supplicant *wpa_s, u16 pw_id,
1165 const struct wpabuf *pw, const u8 *pubkey_hash)
1166 {
1167 struct hostapd_data *hapd;
1168 struct wps_context *wps;
1169
1170 if (!wpa_s->ap_iface)
1171 return -1;
1172 hapd = wpa_s->ap_iface->bss[0];
1173 wps = hapd->wps;
1174
1175 if (wpa_s->parent->conf->wps_nfc_dh_pubkey == NULL ||
1176 wpa_s->parent->conf->wps_nfc_dh_privkey == NULL) {
1177 wpa_printf(MSG_DEBUG, "P2P: No NFC DH key known");
1178 return -1;
1179 }
1180
1181 dh5_free(wps->dh_ctx);
1182 wpabuf_free(wps->dh_pubkey);
1183 wpabuf_free(wps->dh_privkey);
1184 wps->dh_privkey = wpabuf_dup(
1185 wpa_s->parent->conf->wps_nfc_dh_privkey);
1186 wps->dh_pubkey = wpabuf_dup(
1187 wpa_s->parent->conf->wps_nfc_dh_pubkey);
1188 if (wps->dh_privkey == NULL || wps->dh_pubkey == NULL) {
1189 wps->dh_ctx = NULL;
1190 wpabuf_free(wps->dh_pubkey);
1191 wps->dh_pubkey = NULL;
1192 wpabuf_free(wps->dh_privkey);
1193 wps->dh_privkey = NULL;
1194 return -1;
1195 }
1196 wps->dh_ctx = dh5_init_fixed(wps->dh_privkey, wps->dh_pubkey);
1197 if (wps->dh_ctx == NULL)
1198 return -1;
1199
1200 return wps_registrar_add_nfc_pw_token(hapd->wps->registrar, pubkey_hash,
1201 pw_id,
1202 pw ? wpabuf_head(pw) : NULL,
1203 pw ? wpabuf_len(pw) : 0, 1);
1204 }
1205 #endif /* CONFIG_WPS_NFC */
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