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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 "ap/dfs.h"
30 #include "wps/wps.h"
31 #include "common/ieee802_11_defs.h"
32 #include "config_ssid.h"
33 #include "config.h"
34 #include "wpa_supplicant_i.h"
35 #include "driver_i.h"
36 #include "p2p_supplicant.h"
37 #include "ap.h"
38 #include "ap/sta_info.h"
39 #include "notify.h"
40 
41 
42 #ifdef CONFIG_WPS
43 static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx);
44 #endif /* CONFIG_WPS */
45 
46 
47 #ifdef CONFIG_IEEE80211N
wpas_conf_ap_vht(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,struct hostapd_config * conf,struct hostapd_hw_modes * mode)48 static void wpas_conf_ap_vht(struct wpa_supplicant *wpa_s,
49 			     struct wpa_ssid *ssid,
50 			     struct hostapd_config *conf,
51 			     struct hostapd_hw_modes *mode)
52 {
53 #ifdef CONFIG_P2P
54 	u8 center_chan = 0;
55 	u8 channel = conf->channel;
56 #endif /* CONFIG_P2P */
57 
58 	if (!conf->secondary_channel)
59 		goto no_vht;
60 
61 	/* Use the maximum oper channel width if it's given. */
62 	if (ssid->max_oper_chwidth)
63 		conf->vht_oper_chwidth = ssid->max_oper_chwidth;
64 
65 	ieee80211_freq_to_chan(ssid->vht_center_freq2,
66 			       &conf->vht_oper_centr_freq_seg1_idx);
67 
68 	if (!ssid->p2p_group) {
69 		if (!ssid->vht_center_freq1 ||
70 		    conf->vht_oper_chwidth == VHT_CHANWIDTH_USE_HT)
71 			goto no_vht;
72 		ieee80211_freq_to_chan(ssid->vht_center_freq1,
73 				       &conf->vht_oper_centr_freq_seg0_idx);
74 		wpa_printf(MSG_DEBUG, "VHT seg0 index %d for AP",
75 			   conf->vht_oper_centr_freq_seg0_idx);
76 		return;
77 	}
78 
79 #ifdef CONFIG_P2P
80 	switch (conf->vht_oper_chwidth) {
81 	case VHT_CHANWIDTH_80MHZ:
82 	case VHT_CHANWIDTH_80P80MHZ:
83 		center_chan = wpas_p2p_get_vht80_center(wpa_s, mode, channel);
84 		wpa_printf(MSG_DEBUG,
85 			   "VHT center channel %u for 80 or 80+80 MHz bandwidth",
86 			   center_chan);
87 		break;
88 	case VHT_CHANWIDTH_160MHZ:
89 		center_chan = wpas_p2p_get_vht160_center(wpa_s, mode, channel);
90 		wpa_printf(MSG_DEBUG,
91 			   "VHT center channel %u for 160 MHz bandwidth",
92 			   center_chan);
93 		break;
94 	default:
95 		/*
96 		 * conf->vht_oper_chwidth might not be set for non-P2P GO cases,
97 		 * try oper_cwidth 160 MHz first then VHT 80 MHz, if 160 MHz is
98 		 * not supported.
99 		 */
100 		conf->vht_oper_chwidth = VHT_CHANWIDTH_160MHZ;
101 		center_chan = wpas_p2p_get_vht160_center(wpa_s, mode, channel);
102 		if (center_chan) {
103 			wpa_printf(MSG_DEBUG,
104 				   "VHT center channel %u for auto-selected 160 MHz bandwidth",
105 				   center_chan);
106 		} else {
107 			conf->vht_oper_chwidth = VHT_CHANWIDTH_80MHZ;
108 			center_chan = wpas_p2p_get_vht80_center(wpa_s, mode,
109 								channel);
110 			wpa_printf(MSG_DEBUG,
111 				   "VHT center channel %u for auto-selected 80 MHz bandwidth",
112 				   center_chan);
113 		}
114 		break;
115 	}
116 	if (!center_chan)
117 		goto no_vht;
118 
119 	conf->vht_oper_centr_freq_seg0_idx = center_chan;
120 	wpa_printf(MSG_DEBUG, "VHT seg0 index %d for P2P GO",
121 		   conf->vht_oper_centr_freq_seg0_idx);
122 	return;
123 #endif /* CONFIG_P2P */
124 
125 no_vht:
126 	wpa_printf(MSG_DEBUG,
127 		   "No VHT higher bandwidth support for the selected channel %d",
128 		   conf->channel);
129 	conf->vht_oper_centr_freq_seg0_idx =
130 		conf->channel + conf->secondary_channel * 2;
131 	conf->vht_oper_chwidth = VHT_CHANWIDTH_USE_HT;
132 }
133 #endif /* CONFIG_IEEE80211N */
134 
135 
wpa_supplicant_conf_ap_ht(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,struct hostapd_config * conf)136 int wpa_supplicant_conf_ap_ht(struct wpa_supplicant *wpa_s,
137 			      struct wpa_ssid *ssid,
138 			      struct hostapd_config *conf)
139 {
140 	conf->hw_mode = ieee80211_freq_to_chan(ssid->frequency,
141 					       &conf->channel);
142 
143 	if (conf->hw_mode == NUM_HOSTAPD_MODES) {
144 		wpa_printf(MSG_ERROR, "Unsupported AP mode frequency: %d MHz",
145 			   ssid->frequency);
146 		return -1;
147 	}
148 
149 	/* TODO: enable HT40 if driver supports it;
150 	 * drop to 11b if driver does not support 11g */
151 
152 #ifdef CONFIG_IEEE80211N
153 	/*
154 	 * Enable HT20 if the driver supports it, by setting conf->ieee80211n
155 	 * and a mask of allowed capabilities within conf->ht_capab.
156 	 * Using default config settings for: conf->ht_op_mode_fixed,
157 	 * conf->secondary_channel, conf->require_ht
158 	 */
159 	if (wpa_s->hw.modes) {
160 		struct hostapd_hw_modes *mode = NULL;
161 		int i, no_ht = 0;
162 
163 		wpa_printf(MSG_DEBUG,
164 			   "Determining HT/VHT options based on driver capabilities (freq=%u chan=%u)",
165 			   ssid->frequency, conf->channel);
166 
167 		for (i = 0; i < wpa_s->hw.num_modes; i++) {
168 			if (wpa_s->hw.modes[i].mode == conf->hw_mode) {
169 				mode = &wpa_s->hw.modes[i];
170 				break;
171 			}
172 		}
173 
174 #ifdef CONFIG_HT_OVERRIDES
175 		if (ssid->disable_ht)
176 			ssid->ht = 0;
177 #endif /* CONFIG_HT_OVERRIDES */
178 
179 		if (!ssid->ht) {
180 			wpa_printf(MSG_DEBUG,
181 				   "HT not enabled in network profile");
182 			conf->ieee80211n = 0;
183 			conf->ht_capab = 0;
184 			no_ht = 1;
185 		}
186 
187 		if (!no_ht && mode && mode->ht_capab) {
188 			wpa_printf(MSG_DEBUG,
189 				   "Enable HT support (p2p_group=%d 11a=%d ht40_hw_capab=%d ssid->ht40=%d)",
190 				   ssid->p2p_group,
191 				   conf->hw_mode == HOSTAPD_MODE_IEEE80211A,
192 				   !!(mode->ht_capab &
193 				      HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET),
194 				   ssid->ht40);
195 			conf->ieee80211n = 1;
196 #ifdef CONFIG_P2P
197 			if (ssid->p2p_group &&
198 			    conf->hw_mode == HOSTAPD_MODE_IEEE80211A &&
199 			    (mode->ht_capab &
200 			     HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) &&
201 			    ssid->ht40) {
202 				conf->secondary_channel =
203 					wpas_p2p_get_ht40_mode(wpa_s, mode,
204 							       conf->channel);
205 				wpa_printf(MSG_DEBUG,
206 					   "HT secondary channel offset %d for P2P group",
207 					   conf->secondary_channel);
208 			}
209 #endif /* CONFIG_P2P */
210 
211 			if (!ssid->p2p_group &&
212 			    (mode->ht_capab &
213 			     HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) {
214 				conf->secondary_channel = ssid->ht40;
215 				wpa_printf(MSG_DEBUG,
216 					   "HT secondary channel offset %d for AP",
217 					   conf->secondary_channel);
218 			}
219 
220 			if (conf->secondary_channel)
221 				conf->ht_capab |=
222 					HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
223 
224 			/*
225 			 * white-list capabilities that won't cause issues
226 			 * to connecting stations, while leaving the current
227 			 * capabilities intact (currently disabled SMPS).
228 			 */
229 			conf->ht_capab |= mode->ht_capab &
230 				(HT_CAP_INFO_GREEN_FIELD |
231 				 HT_CAP_INFO_SHORT_GI20MHZ |
232 				 HT_CAP_INFO_SHORT_GI40MHZ |
233 				 HT_CAP_INFO_RX_STBC_MASK |
234 				 HT_CAP_INFO_TX_STBC |
235 				 HT_CAP_INFO_MAX_AMSDU_SIZE);
236 
237 			if (mode->vht_capab && ssid->vht) {
238 				conf->ieee80211ac = 1;
239 				conf->vht_capab |= mode->vht_capab;
240 				wpas_conf_ap_vht(wpa_s, ssid, conf, mode);
241 			}
242 		}
243 	}
244 
245 	if (conf->secondary_channel) {
246 		struct wpa_supplicant *iface;
247 
248 		for (iface = wpa_s->global->ifaces; iface; iface = iface->next)
249 		{
250 			if (iface == wpa_s ||
251 			    iface->wpa_state < WPA_AUTHENTICATING ||
252 			    (int) iface->assoc_freq != ssid->frequency)
253 				continue;
254 
255 			/*
256 			 * Do not allow 40 MHz co-ex PRI/SEC switch to force us
257 			 * to change our PRI channel since we have an existing,
258 			 * concurrent connection on that channel and doing
259 			 * multi-channel concurrency is likely to cause more
260 			 * harm than using different PRI/SEC selection in
261 			 * environment with multiple BSSes on these two channels
262 			 * with mixed 20 MHz or PRI channel selection.
263 			 */
264 			conf->no_pri_sec_switch = 1;
265 		}
266 	}
267 #endif /* CONFIG_IEEE80211N */
268 
269 	return 0;
270 }
271 
272 
wpa_supplicant_conf_ap(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,struct hostapd_config * conf)273 static int wpa_supplicant_conf_ap(struct wpa_supplicant *wpa_s,
274 				  struct wpa_ssid *ssid,
275 				  struct hostapd_config *conf)
276 {
277 	struct hostapd_bss_config *bss = conf->bss[0];
278 
279 	conf->driver = wpa_s->driver;
280 
281 	os_strlcpy(bss->iface, wpa_s->ifname, sizeof(bss->iface));
282 
283 	if (wpa_supplicant_conf_ap_ht(wpa_s, ssid, conf))
284 		return -1;
285 
286 	if (ssid->pbss > 1) {
287 		wpa_printf(MSG_ERROR, "Invalid pbss value(%d) for AP mode",
288 			   ssid->pbss);
289 		return -1;
290 	}
291 	bss->pbss = ssid->pbss;
292 
293 #ifdef CONFIG_ACS
294 	if (ssid->acs) {
295 		/* Setting channel to 0 in order to enable ACS */
296 		conf->channel = 0;
297 		wpa_printf(MSG_DEBUG, "Use automatic channel selection");
298 	}
299 #endif /* CONFIG_ACS */
300 
301 	if (ieee80211_is_dfs(ssid->frequency, wpa_s->hw.modes,
302 			     wpa_s->hw.num_modes) && wpa_s->conf->country[0]) {
303 		conf->ieee80211h = 1;
304 		conf->ieee80211d = 1;
305 		conf->country[0] = wpa_s->conf->country[0];
306 		conf->country[1] = wpa_s->conf->country[1];
307 		conf->country[2] = ' ';
308 	}
309 
310 #ifdef CONFIG_P2P
311 	if (conf->hw_mode == HOSTAPD_MODE_IEEE80211G &&
312 	    (ssid->mode == WPAS_MODE_P2P_GO ||
313 	     ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)) {
314 		/* Remove 802.11b rates from supported and basic rate sets */
315 		int *list = os_malloc(4 * sizeof(int));
316 		if (list) {
317 			list[0] = 60;
318 			list[1] = 120;
319 			list[2] = 240;
320 			list[3] = -1;
321 		}
322 		conf->basic_rates = list;
323 
324 		list = os_malloc(9 * sizeof(int));
325 		if (list) {
326 			list[0] = 60;
327 			list[1] = 90;
328 			list[2] = 120;
329 			list[3] = 180;
330 			list[4] = 240;
331 			list[5] = 360;
332 			list[6] = 480;
333 			list[7] = 540;
334 			list[8] = -1;
335 		}
336 		conf->supported_rates = list;
337 	}
338 
339 #ifdef CONFIG_IEEE80211AX
340 	if (ssid->mode == WPAS_MODE_P2P_GO ||
341 	    ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
342 		conf->ieee80211ax = ssid->he;
343 #endif /* CONFIG_IEEE80211AX */
344 
345 	bss->isolate = !wpa_s->conf->p2p_intra_bss;
346 	bss->force_per_enrollee_psk = wpa_s->global->p2p_per_sta_psk;
347 
348 	if (ssid->p2p_group) {
349 		os_memcpy(bss->ip_addr_go, wpa_s->p2pdev->conf->ip_addr_go, 4);
350 		os_memcpy(bss->ip_addr_mask, wpa_s->p2pdev->conf->ip_addr_mask,
351 			  4);
352 		os_memcpy(bss->ip_addr_start,
353 			  wpa_s->p2pdev->conf->ip_addr_start, 4);
354 		os_memcpy(bss->ip_addr_end, wpa_s->p2pdev->conf->ip_addr_end,
355 			  4);
356 	}
357 #endif /* CONFIG_P2P */
358 
359 	if (ssid->ssid_len == 0) {
360 		wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
361 		return -1;
362 	}
363 	os_memcpy(bss->ssid.ssid, ssid->ssid, ssid->ssid_len);
364 	bss->ssid.ssid_len = ssid->ssid_len;
365 	bss->ssid.ssid_set = 1;
366 
367 	bss->ignore_broadcast_ssid = ssid->ignore_broadcast_ssid;
368 
369 	if (ssid->auth_alg)
370 		bss->auth_algs = ssid->auth_alg;
371 
372 	if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt))
373 		bss->wpa = ssid->proto;
374 	if (ssid->key_mgmt == DEFAULT_KEY_MGMT)
375 		bss->wpa_key_mgmt = WPA_KEY_MGMT_PSK;
376 	else
377 		bss->wpa_key_mgmt = ssid->key_mgmt;
378 	bss->wpa_pairwise = ssid->pairwise_cipher;
379 	if (ssid->psk_set) {
380 		bin_clear_free(bss->ssid.wpa_psk, sizeof(*bss->ssid.wpa_psk));
381 		bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
382 		if (bss->ssid.wpa_psk == NULL)
383 			return -1;
384 		os_memcpy(bss->ssid.wpa_psk->psk, ssid->psk, PMK_LEN);
385 		bss->ssid.wpa_psk->group = 1;
386 		bss->ssid.wpa_psk_set = 1;
387 	} else if (ssid->passphrase) {
388 		bss->ssid.wpa_passphrase = os_strdup(ssid->passphrase);
389 	} else if (ssid->wep_key_len[0] || ssid->wep_key_len[1] ||
390 		   ssid->wep_key_len[2] || ssid->wep_key_len[3]) {
391 		struct hostapd_wep_keys *wep = &bss->ssid.wep;
392 		int i;
393 		for (i = 0; i < NUM_WEP_KEYS; i++) {
394 			if (ssid->wep_key_len[i] == 0)
395 				continue;
396 			wep->key[i] = os_memdup(ssid->wep_key[i],
397 						ssid->wep_key_len[i]);
398 			if (wep->key[i] == NULL)
399 				return -1;
400 			wep->len[i] = ssid->wep_key_len[i];
401 		}
402 		wep->idx = ssid->wep_tx_keyidx;
403 		wep->keys_set = 1;
404 	}
405 
406 	if (wpa_s->conf->go_interworking) {
407 		wpa_printf(MSG_DEBUG,
408 			   "P2P: Enable Interworking with access_network_type: %d",
409 			   wpa_s->conf->go_access_network_type);
410 		bss->interworking = wpa_s->conf->go_interworking;
411 		bss->access_network_type = wpa_s->conf->go_access_network_type;
412 		bss->internet = wpa_s->conf->go_internet;
413 		if (wpa_s->conf->go_venue_group) {
414 			wpa_printf(MSG_DEBUG,
415 				   "P2P: Venue group: %d  Venue type: %d",
416 				   wpa_s->conf->go_venue_group,
417 				   wpa_s->conf->go_venue_type);
418 			bss->venue_group = wpa_s->conf->go_venue_group;
419 			bss->venue_type = wpa_s->conf->go_venue_type;
420 			bss->venue_info_set = 1;
421 		}
422 	}
423 
424 	if (ssid->ap_max_inactivity)
425 		bss->ap_max_inactivity = ssid->ap_max_inactivity;
426 
427 	if (ssid->dtim_period)
428 		bss->dtim_period = ssid->dtim_period;
429 	else if (wpa_s->conf->dtim_period)
430 		bss->dtim_period = wpa_s->conf->dtim_period;
431 
432 	if (ssid->beacon_int)
433 		conf->beacon_int = ssid->beacon_int;
434 	else if (wpa_s->conf->beacon_int)
435 		conf->beacon_int = wpa_s->conf->beacon_int;
436 
437 #ifdef CONFIG_P2P
438 	if (ssid->mode == WPAS_MODE_P2P_GO ||
439 	    ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) {
440 		if (wpa_s->conf->p2p_go_ctwindow > conf->beacon_int) {
441 			wpa_printf(MSG_INFO,
442 				   "CTWindow (%d) is bigger than beacon interval (%d) - avoid configuring it",
443 				   wpa_s->conf->p2p_go_ctwindow,
444 				   conf->beacon_int);
445 			conf->p2p_go_ctwindow = 0;
446 		} else {
447 			conf->p2p_go_ctwindow = wpa_s->conf->p2p_go_ctwindow;
448 		}
449 	}
450 #endif /* CONFIG_P2P */
451 
452 	if ((bss->wpa & 2) && bss->rsn_pairwise == 0)
453 		bss->rsn_pairwise = bss->wpa_pairwise;
454 	bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa, bss->wpa_pairwise,
455 						    bss->rsn_pairwise);
456 
457 	if (bss->wpa && bss->ieee802_1x)
458 		bss->ssid.security_policy = SECURITY_WPA;
459 	else if (bss->wpa)
460 		bss->ssid.security_policy = SECURITY_WPA_PSK;
461 	else if (bss->ieee802_1x) {
462 		int cipher = WPA_CIPHER_NONE;
463 		bss->ssid.security_policy = SECURITY_IEEE_802_1X;
464 		bss->ssid.wep.default_len = bss->default_wep_key_len;
465 		if (bss->default_wep_key_len)
466 			cipher = bss->default_wep_key_len >= 13 ?
467 				WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40;
468 		bss->wpa_group = cipher;
469 		bss->wpa_pairwise = cipher;
470 		bss->rsn_pairwise = cipher;
471 	} else if (bss->ssid.wep.keys_set) {
472 		int cipher = WPA_CIPHER_WEP40;
473 		if (bss->ssid.wep.len[0] >= 13)
474 			cipher = WPA_CIPHER_WEP104;
475 		bss->ssid.security_policy = SECURITY_STATIC_WEP;
476 		bss->wpa_group = cipher;
477 		bss->wpa_pairwise = cipher;
478 		bss->rsn_pairwise = cipher;
479 	} else {
480 		bss->ssid.security_policy = SECURITY_PLAINTEXT;
481 		bss->wpa_group = WPA_CIPHER_NONE;
482 		bss->wpa_pairwise = WPA_CIPHER_NONE;
483 		bss->rsn_pairwise = WPA_CIPHER_NONE;
484 	}
485 
486 	if (bss->wpa_group_rekey < 86400 && (bss->wpa & 2) &&
487 	    (bss->wpa_group == WPA_CIPHER_CCMP ||
488 	     bss->wpa_group == WPA_CIPHER_GCMP ||
489 	     bss->wpa_group == WPA_CIPHER_CCMP_256 ||
490 	     bss->wpa_group == WPA_CIPHER_GCMP_256)) {
491 		/*
492 		 * Strong ciphers do not need frequent rekeying, so increase
493 		 * the default GTK rekeying period to 24 hours.
494 		 */
495 		bss->wpa_group_rekey = 86400;
496 	}
497 
498 #ifdef CONFIG_IEEE80211W
499 	if (ssid->ieee80211w != MGMT_FRAME_PROTECTION_DEFAULT)
500 		bss->ieee80211w = ssid->ieee80211w;
501 #endif /* CONFIG_IEEE80211W */
502 
503 #ifdef CONFIG_OCV
504 	bss->ocv = ssid->ocv;
505 #endif /* CONFIG_OCV */
506 
507 #ifdef CONFIG_WPS
508 	/*
509 	 * Enable WPS by default for open and WPA/WPA2-Personal network, but
510 	 * require user interaction to actually use it. Only the internal
511 	 * Registrar is supported.
512 	 */
513 	if (bss->ssid.security_policy != SECURITY_WPA_PSK &&
514 	    bss->ssid.security_policy != SECURITY_PLAINTEXT)
515 		goto no_wps;
516 	if (bss->ssid.security_policy == SECURITY_WPA_PSK &&
517 	    (!(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP)) ||
518 	     !(bss->wpa & 2)))
519 		goto no_wps; /* WPS2 does not allow WPA/TKIP-only
520 			      * configuration */
521 	if (ssid->wps_disabled)
522 		goto no_wps;
523 	bss->eap_server = 1;
524 
525 	if (!ssid->ignore_broadcast_ssid)
526 		bss->wps_state = 2;
527 
528 	bss->ap_setup_locked = 2;
529 	if (wpa_s->conf->config_methods)
530 		bss->config_methods = os_strdup(wpa_s->conf->config_methods);
531 	os_memcpy(bss->device_type, wpa_s->conf->device_type,
532 		  WPS_DEV_TYPE_LEN);
533 	if (wpa_s->conf->device_name) {
534 		bss->device_name = os_strdup(wpa_s->conf->device_name);
535 		bss->friendly_name = os_strdup(wpa_s->conf->device_name);
536 	}
537 	if (wpa_s->conf->manufacturer)
538 		bss->manufacturer = os_strdup(wpa_s->conf->manufacturer);
539 	if (wpa_s->conf->model_name)
540 		bss->model_name = os_strdup(wpa_s->conf->model_name);
541 	if (wpa_s->conf->model_number)
542 		bss->model_number = os_strdup(wpa_s->conf->model_number);
543 	if (wpa_s->conf->serial_number)
544 		bss->serial_number = os_strdup(wpa_s->conf->serial_number);
545 	if (is_nil_uuid(wpa_s->conf->uuid))
546 		os_memcpy(bss->uuid, wpa_s->wps->uuid, WPS_UUID_LEN);
547 	else
548 		os_memcpy(bss->uuid, wpa_s->conf->uuid, WPS_UUID_LEN);
549 	os_memcpy(bss->os_version, wpa_s->conf->os_version, 4);
550 	bss->pbc_in_m1 = wpa_s->conf->pbc_in_m1;
551 	if (ssid->eap.fragment_size != DEFAULT_FRAGMENT_SIZE)
552 		bss->fragment_size = ssid->eap.fragment_size;
553 no_wps:
554 #endif /* CONFIG_WPS */
555 
556 	if (wpa_s->max_stations &&
557 	    wpa_s->max_stations < wpa_s->conf->max_num_sta)
558 		bss->max_num_sta = wpa_s->max_stations;
559 	else
560 		bss->max_num_sta = wpa_s->conf->max_num_sta;
561 
562 	if (!bss->isolate)
563 		bss->isolate = wpa_s->conf->ap_isolate;
564 
565 	bss->disassoc_low_ack = wpa_s->conf->disassoc_low_ack;
566 
567 	if (wpa_s->conf->ap_vendor_elements) {
568 		bss->vendor_elements =
569 			wpabuf_dup(wpa_s->conf->ap_vendor_elements);
570 	}
571 
572 	bss->ftm_responder = wpa_s->conf->ftm_responder;
573 	bss->ftm_initiator = wpa_s->conf->ftm_initiator;
574 
575 	return 0;
576 }
577 
578 
ap_public_action_rx(void * ctx,const u8 * buf,size_t len,int freq)579 static void ap_public_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
580 {
581 #ifdef CONFIG_P2P
582 	struct wpa_supplicant *wpa_s = ctx;
583 	const struct ieee80211_mgmt *mgmt;
584 
585 	mgmt = (const struct ieee80211_mgmt *) buf;
586 	if (len < IEEE80211_HDRLEN + 1)
587 		return;
588 	if (mgmt->u.action.category != WLAN_ACTION_PUBLIC)
589 		return;
590 	wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
591 			   mgmt->u.action.category,
592 			   buf + IEEE80211_HDRLEN + 1,
593 			   len - IEEE80211_HDRLEN - 1, freq);
594 #endif /* CONFIG_P2P */
595 }
596 
597 
ap_wps_event_cb(void * ctx,enum wps_event event,union wps_event_data * data)598 static void ap_wps_event_cb(void *ctx, enum wps_event event,
599 			    union wps_event_data *data)
600 {
601 #ifdef CONFIG_P2P
602 	struct wpa_supplicant *wpa_s = ctx;
603 
604 	if (event == WPS_EV_FAIL) {
605 		struct wps_event_fail *fail = &data->fail;
606 
607 		if (wpa_s->p2pdev && wpa_s->p2pdev != wpa_s &&
608 		    wpa_s == wpa_s->global->p2p_group_formation) {
609 			/*
610 			 * src/ap/wps_hostapd.c has already sent this on the
611 			 * main interface, so only send on the parent interface
612 			 * here if needed.
613 			 */
614 			wpa_msg(wpa_s->p2pdev, MSG_INFO, WPS_EVENT_FAIL
615 				"msg=%d config_error=%d",
616 				fail->msg, fail->config_error);
617 		}
618 		wpas_p2p_wps_failed(wpa_s, fail);
619 	}
620 #endif /* CONFIG_P2P */
621 }
622 
623 
ap_sta_authorized_cb(void * ctx,const u8 * mac_addr,int authorized,const u8 * p2p_dev_addr)624 static void ap_sta_authorized_cb(void *ctx, const u8 *mac_addr,
625 				 int authorized, const u8 *p2p_dev_addr)
626 {
627 	wpas_notify_sta_authorized(ctx, mac_addr, authorized, p2p_dev_addr);
628 }
629 
630 
631 #ifdef CONFIG_P2P
ap_new_psk_cb(void * ctx,const u8 * mac_addr,const u8 * p2p_dev_addr,const u8 * psk,size_t psk_len)632 static void ap_new_psk_cb(void *ctx, const u8 *mac_addr, const u8 *p2p_dev_addr,
633 			  const u8 *psk, size_t psk_len)
634 {
635 
636 	struct wpa_supplicant *wpa_s = ctx;
637 	if (wpa_s->ap_iface == NULL || wpa_s->current_ssid == NULL)
638 		return;
639 	wpas_p2p_new_psk_cb(wpa_s, mac_addr, p2p_dev_addr, psk, psk_len);
640 }
641 #endif /* CONFIG_P2P */
642 
643 
ap_vendor_action_rx(void * ctx,const u8 * buf,size_t len,int freq)644 static int ap_vendor_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
645 {
646 #ifdef CONFIG_P2P
647 	struct wpa_supplicant *wpa_s = ctx;
648 	const struct ieee80211_mgmt *mgmt;
649 
650 	mgmt = (const struct ieee80211_mgmt *) buf;
651 	if (len < IEEE80211_HDRLEN + 1)
652 		return -1;
653 	wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
654 			   mgmt->u.action.category,
655 			   buf + IEEE80211_HDRLEN + 1,
656 			   len - IEEE80211_HDRLEN - 1, freq);
657 #endif /* CONFIG_P2P */
658 	return 0;
659 }
660 
661 
ap_probe_req_rx(void * ctx,const u8 * sa,const u8 * da,const u8 * bssid,const u8 * ie,size_t ie_len,int ssi_signal)662 static int ap_probe_req_rx(void *ctx, const u8 *sa, const u8 *da,
663 			   const u8 *bssid, const u8 *ie, size_t ie_len,
664 			   int ssi_signal)
665 {
666 	struct wpa_supplicant *wpa_s = ctx;
667 	unsigned int freq = 0;
668 
669 	if (wpa_s->ap_iface)
670 		freq = wpa_s->ap_iface->freq;
671 
672 	return wpas_p2p_probe_req_rx(wpa_s, sa, da, bssid, ie, ie_len,
673 				     freq, ssi_signal);
674 }
675 
676 
ap_wps_reg_success_cb(void * ctx,const u8 * mac_addr,const u8 * uuid_e)677 static void ap_wps_reg_success_cb(void *ctx, const u8 *mac_addr,
678 				  const u8 *uuid_e)
679 {
680 	struct wpa_supplicant *wpa_s = ctx;
681 	wpas_p2p_wps_success(wpa_s, mac_addr, 1);
682 }
683 
684 
wpas_ap_configured_cb(void * ctx)685 static void wpas_ap_configured_cb(void *ctx)
686 {
687 	struct wpa_supplicant *wpa_s = ctx;
688 
689 	wpa_printf(MSG_DEBUG, "AP interface setup completed - state %s",
690 		   hostapd_state_text(wpa_s->ap_iface->state));
691 	if (wpa_s->ap_iface->state == HAPD_IFACE_DISABLED) {
692 		wpa_supplicant_ap_deinit(wpa_s);
693 		return;
694 	}
695 
696 #ifdef CONFIG_ACS
697 	if (wpa_s->current_ssid && wpa_s->current_ssid->acs) {
698 		wpa_s->assoc_freq = wpa_s->ap_iface->freq;
699 		wpa_s->current_ssid->frequency = wpa_s->ap_iface->freq;
700 	}
701 #endif /* CONFIG_ACS */
702 
703 	wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
704 
705 	if (wpa_s->ap_configured_cb)
706 		wpa_s->ap_configured_cb(wpa_s->ap_configured_cb_ctx,
707 					wpa_s->ap_configured_cb_data);
708 }
709 
710 
wpa_supplicant_create_ap(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid)711 int wpa_supplicant_create_ap(struct wpa_supplicant *wpa_s,
712 			     struct wpa_ssid *ssid)
713 {
714 	struct wpa_driver_associate_params params;
715 	struct hostapd_iface *hapd_iface;
716 	struct hostapd_config *conf;
717 	size_t i;
718 
719 	if (ssid->ssid == NULL || ssid->ssid_len == 0) {
720 		wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
721 		return -1;
722 	}
723 
724 	wpa_supplicant_ap_deinit(wpa_s);
725 
726 	wpa_printf(MSG_DEBUG, "Setting up AP (SSID='%s')",
727 		   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
728 
729 	os_memset(&params, 0, sizeof(params));
730 	params.ssid = ssid->ssid;
731 	params.ssid_len = ssid->ssid_len;
732 	switch (ssid->mode) {
733 	case WPAS_MODE_AP:
734 	case WPAS_MODE_P2P_GO:
735 	case WPAS_MODE_P2P_GROUP_FORMATION:
736 		params.mode = IEEE80211_MODE_AP;
737 		break;
738 	default:
739 		return -1;
740 	}
741 	if (ssid->frequency == 0)
742 		ssid->frequency = 2462; /* default channel 11 */
743 	params.freq.freq = ssid->frequency;
744 
745 	params.wpa_proto = ssid->proto;
746 	if (ssid->key_mgmt & WPA_KEY_MGMT_PSK)
747 		wpa_s->key_mgmt = WPA_KEY_MGMT_PSK;
748 	else
749 		wpa_s->key_mgmt = WPA_KEY_MGMT_NONE;
750 	params.key_mgmt_suite = wpa_s->key_mgmt;
751 
752 	wpa_s->pairwise_cipher = wpa_pick_pairwise_cipher(ssid->pairwise_cipher,
753 							  1);
754 	if (wpa_s->pairwise_cipher < 0) {
755 		wpa_printf(MSG_WARNING, "WPA: Failed to select pairwise "
756 			   "cipher.");
757 		return -1;
758 	}
759 	params.pairwise_suite = wpa_s->pairwise_cipher;
760 	params.group_suite = params.pairwise_suite;
761 
762 #ifdef CONFIG_P2P
763 	if (ssid->mode == WPAS_MODE_P2P_GO ||
764 	    ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
765 		params.p2p = 1;
766 #endif /* CONFIG_P2P */
767 
768 	if (wpa_s->p2pdev->set_ap_uapsd)
769 		params.uapsd = wpa_s->p2pdev->ap_uapsd;
770 	else if (params.p2p && (wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_UAPSD))
771 		params.uapsd = 1; /* mandatory for P2P GO */
772 	else
773 		params.uapsd = -1;
774 
775 	if (ieee80211_is_dfs(params.freq.freq, wpa_s->hw.modes,
776 			     wpa_s->hw.num_modes))
777 		params.freq.freq = 0; /* set channel after CAC */
778 
779 	if (params.p2p)
780 		wpa_drv_get_ext_capa(wpa_s, WPA_IF_P2P_GO);
781 	else
782 		wpa_drv_get_ext_capa(wpa_s, WPA_IF_AP_BSS);
783 
784 	if (wpa_drv_associate(wpa_s, &params) < 0) {
785 		wpa_msg(wpa_s, MSG_INFO, "Failed to start AP functionality");
786 		return -1;
787 	}
788 
789 	wpa_s->ap_iface = hapd_iface = hostapd_alloc_iface();
790 	if (hapd_iface == NULL)
791 		return -1;
792 	hapd_iface->owner = wpa_s;
793 	hapd_iface->drv_flags = wpa_s->drv_flags;
794 	hapd_iface->smps_modes = wpa_s->drv_smps_modes;
795 	hapd_iface->probe_resp_offloads = wpa_s->probe_resp_offloads;
796 	hapd_iface->extended_capa = wpa_s->extended_capa;
797 	hapd_iface->extended_capa_mask = wpa_s->extended_capa_mask;
798 	hapd_iface->extended_capa_len = wpa_s->extended_capa_len;
799 
800 	wpa_s->ap_iface->conf = conf = hostapd_config_defaults();
801 	if (conf == NULL) {
802 		wpa_supplicant_ap_deinit(wpa_s);
803 		return -1;
804 	}
805 
806 	os_memcpy(wpa_s->ap_iface->conf->wmm_ac_params,
807 		  wpa_s->conf->wmm_ac_params,
808 		  sizeof(wpa_s->conf->wmm_ac_params));
809 
810 	if (params.uapsd > 0) {
811 		conf->bss[0]->wmm_enabled = 1;
812 		conf->bss[0]->wmm_uapsd = 1;
813 	}
814 
815 	if (wpa_supplicant_conf_ap(wpa_s, ssid, conf)) {
816 		wpa_printf(MSG_ERROR, "Failed to create AP configuration");
817 		wpa_supplicant_ap_deinit(wpa_s);
818 		return -1;
819 	}
820 
821 #ifdef CONFIG_P2P
822 	if (ssid->mode == WPAS_MODE_P2P_GO)
823 		conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
824 	else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
825 		conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
826 			P2P_GROUP_FORMATION;
827 #endif /* CONFIG_P2P */
828 
829 	hapd_iface->num_bss = conf->num_bss;
830 	hapd_iface->bss = os_calloc(conf->num_bss,
831 				    sizeof(struct hostapd_data *));
832 	if (hapd_iface->bss == NULL) {
833 		wpa_supplicant_ap_deinit(wpa_s);
834 		return -1;
835 	}
836 
837 	for (i = 0; i < conf->num_bss; i++) {
838 		hapd_iface->bss[i] =
839 			hostapd_alloc_bss_data(hapd_iface, conf,
840 					       conf->bss[i]);
841 		if (hapd_iface->bss[i] == NULL) {
842 			wpa_supplicant_ap_deinit(wpa_s);
843 			return -1;
844 		}
845 
846 		hapd_iface->bss[i]->msg_ctx = wpa_s;
847 		hapd_iface->bss[i]->msg_ctx_parent = wpa_s->p2pdev;
848 		hapd_iface->bss[i]->public_action_cb = ap_public_action_rx;
849 		hapd_iface->bss[i]->public_action_cb_ctx = wpa_s;
850 		hapd_iface->bss[i]->vendor_action_cb = ap_vendor_action_rx;
851 		hapd_iface->bss[i]->vendor_action_cb_ctx = wpa_s;
852 		hostapd_register_probereq_cb(hapd_iface->bss[i],
853 					     ap_probe_req_rx, wpa_s);
854 		hapd_iface->bss[i]->wps_reg_success_cb = ap_wps_reg_success_cb;
855 		hapd_iface->bss[i]->wps_reg_success_cb_ctx = wpa_s;
856 		hapd_iface->bss[i]->wps_event_cb = ap_wps_event_cb;
857 		hapd_iface->bss[i]->wps_event_cb_ctx = wpa_s;
858 		hapd_iface->bss[i]->sta_authorized_cb = ap_sta_authorized_cb;
859 		hapd_iface->bss[i]->sta_authorized_cb_ctx = wpa_s;
860 #ifdef CONFIG_P2P
861 		hapd_iface->bss[i]->new_psk_cb = ap_new_psk_cb;
862 		hapd_iface->bss[i]->new_psk_cb_ctx = wpa_s;
863 		hapd_iface->bss[i]->p2p = wpa_s->global->p2p;
864 		hapd_iface->bss[i]->p2p_group = wpas_p2p_group_init(wpa_s,
865 								    ssid);
866 #endif /* CONFIG_P2P */
867 		hapd_iface->bss[i]->setup_complete_cb = wpas_ap_configured_cb;
868 		hapd_iface->bss[i]->setup_complete_cb_ctx = wpa_s;
869 #ifdef CONFIG_TESTING_OPTIONS
870 		hapd_iface->bss[i]->ext_eapol_frame_io =
871 			wpa_s->ext_eapol_frame_io;
872 #endif /* CONFIG_TESTING_OPTIONS */
873 	}
874 
875 	os_memcpy(hapd_iface->bss[0]->own_addr, wpa_s->own_addr, ETH_ALEN);
876 	hapd_iface->bss[0]->driver = wpa_s->driver;
877 	hapd_iface->bss[0]->drv_priv = wpa_s->drv_priv;
878 
879 	wpa_s->current_ssid = ssid;
880 	eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
881 	os_memcpy(wpa_s->bssid, wpa_s->own_addr, ETH_ALEN);
882 	wpa_s->assoc_freq = ssid->frequency;
883 
884 #if defined(CONFIG_P2P) && defined(CONFIG_ACS)
885 	if (wpa_s->p2p_go_do_acs) {
886 		wpa_s->ap_iface->conf->channel = 0;
887 		wpa_s->ap_iface->conf->hw_mode = wpa_s->p2p_go_acs_band;
888 		ssid->acs = 1;
889 	}
890 #endif /* CONFIG_P2P && CONFIG_ACS */
891 
892 	if (hostapd_setup_interface(wpa_s->ap_iface)) {
893 		wpa_printf(MSG_ERROR, "Failed to initialize AP interface");
894 		wpa_supplicant_ap_deinit(wpa_s);
895 		return -1;
896 	}
897 
898 	return 0;
899 }
900 
901 
wpa_supplicant_ap_deinit(struct wpa_supplicant * wpa_s)902 void wpa_supplicant_ap_deinit(struct wpa_supplicant *wpa_s)
903 {
904 #ifdef CONFIG_WPS
905 	eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
906 #endif /* CONFIG_WPS */
907 
908 	if (wpa_s->ap_iface == NULL)
909 		return;
910 
911 	wpa_s->current_ssid = NULL;
912 	eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
913 	wpa_s->assoc_freq = 0;
914 	wpas_p2p_ap_deinit(wpa_s);
915 	wpa_s->ap_iface->driver_ap_teardown =
916 		!!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
917 
918 	hostapd_interface_deinit(wpa_s->ap_iface);
919 	hostapd_interface_free(wpa_s->ap_iface);
920 	wpa_s->ap_iface = NULL;
921 	wpa_drv_deinit_ap(wpa_s);
922 	wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid=" MACSTR
923 		" reason=%d locally_generated=1",
924 		MAC2STR(wpa_s->own_addr), WLAN_REASON_DEAUTH_LEAVING);
925 }
926 
927 
ap_tx_status(void * ctx,const u8 * addr,const u8 * buf,size_t len,int ack)928 void ap_tx_status(void *ctx, const u8 *addr,
929 		  const u8 *buf, size_t len, int ack)
930 {
931 #ifdef NEED_AP_MLME
932 	struct wpa_supplicant *wpa_s = ctx;
933 	hostapd_tx_status(wpa_s->ap_iface->bss[0], addr, buf, len, ack);
934 #endif /* NEED_AP_MLME */
935 }
936 
937 
ap_eapol_tx_status(void * ctx,const u8 * dst,const u8 * data,size_t len,int ack)938 void ap_eapol_tx_status(void *ctx, const u8 *dst,
939 			const u8 *data, size_t len, int ack)
940 {
941 #ifdef NEED_AP_MLME
942 	struct wpa_supplicant *wpa_s = ctx;
943 	if (!wpa_s->ap_iface)
944 		return;
945 	hostapd_tx_status(wpa_s->ap_iface->bss[0], dst, data, len, ack);
946 #endif /* NEED_AP_MLME */
947 }
948 
949 
ap_client_poll_ok(void * ctx,const u8 * addr)950 void ap_client_poll_ok(void *ctx, const u8 *addr)
951 {
952 #ifdef NEED_AP_MLME
953 	struct wpa_supplicant *wpa_s = ctx;
954 	if (wpa_s->ap_iface)
955 		hostapd_client_poll_ok(wpa_s->ap_iface->bss[0], addr);
956 #endif /* NEED_AP_MLME */
957 }
958 
959 
ap_rx_from_unknown_sta(void * ctx,const u8 * addr,int wds)960 void ap_rx_from_unknown_sta(void *ctx, const u8 *addr, int wds)
961 {
962 #ifdef NEED_AP_MLME
963 	struct wpa_supplicant *wpa_s = ctx;
964 	ieee802_11_rx_from_unknown(wpa_s->ap_iface->bss[0], addr, wds);
965 #endif /* NEED_AP_MLME */
966 }
967 
968 
ap_mgmt_rx(void * ctx,struct rx_mgmt * rx_mgmt)969 void ap_mgmt_rx(void *ctx, struct rx_mgmt *rx_mgmt)
970 {
971 #ifdef NEED_AP_MLME
972 	struct wpa_supplicant *wpa_s = ctx;
973 	struct hostapd_frame_info fi;
974 	os_memset(&fi, 0, sizeof(fi));
975 	fi.datarate = rx_mgmt->datarate;
976 	fi.ssi_signal = rx_mgmt->ssi_signal;
977 	ieee802_11_mgmt(wpa_s->ap_iface->bss[0], rx_mgmt->frame,
978 			rx_mgmt->frame_len, &fi);
979 #endif /* NEED_AP_MLME */
980 }
981 
982 
ap_mgmt_tx_cb(void * ctx,const u8 * buf,size_t len,u16 stype,int ok)983 void ap_mgmt_tx_cb(void *ctx, const u8 *buf, size_t len, u16 stype, int ok)
984 {
985 #ifdef NEED_AP_MLME
986 	struct wpa_supplicant *wpa_s = ctx;
987 	ieee802_11_mgmt_cb(wpa_s->ap_iface->bss[0], buf, len, stype, ok);
988 #endif /* NEED_AP_MLME */
989 }
990 
991 
wpa_supplicant_ap_rx_eapol(struct wpa_supplicant * wpa_s,const u8 * src_addr,const u8 * buf,size_t len)992 void wpa_supplicant_ap_rx_eapol(struct wpa_supplicant *wpa_s,
993 				const u8 *src_addr, const u8 *buf, size_t len)
994 {
995 	ieee802_1x_receive(wpa_s->ap_iface->bss[0], src_addr, buf, len);
996 }
997 
998 
999 #ifdef CONFIG_WPS
1000 
wpa_supplicant_ap_wps_pbc(struct wpa_supplicant * wpa_s,const u8 * bssid,const u8 * p2p_dev_addr)1001 int wpa_supplicant_ap_wps_pbc(struct wpa_supplicant *wpa_s, const u8 *bssid,
1002 			      const u8 *p2p_dev_addr)
1003 {
1004 	if (!wpa_s->ap_iface)
1005 		return -1;
1006 	return hostapd_wps_button_pushed(wpa_s->ap_iface->bss[0],
1007 					 p2p_dev_addr);
1008 }
1009 
1010 
wpa_supplicant_ap_wps_cancel(struct wpa_supplicant * wpa_s)1011 int wpa_supplicant_ap_wps_cancel(struct wpa_supplicant *wpa_s)
1012 {
1013 	struct wps_registrar *reg;
1014 	int reg_sel = 0, wps_sta = 0;
1015 
1016 	if (!wpa_s->ap_iface || !wpa_s->ap_iface->bss[0]->wps)
1017 		return -1;
1018 
1019 	reg = wpa_s->ap_iface->bss[0]->wps->registrar;
1020 	reg_sel = wps_registrar_wps_cancel(reg);
1021 	wps_sta = ap_for_each_sta(wpa_s->ap_iface->bss[0],
1022 				  ap_sta_wps_cancel, NULL);
1023 
1024 	if (!reg_sel && !wps_sta) {
1025 		wpa_printf(MSG_DEBUG, "No WPS operation in progress at this "
1026 			   "time");
1027 		return -1;
1028 	}
1029 
1030 	/*
1031 	 * There are 2 cases to return wps cancel as success:
1032 	 * 1. When wps cancel was initiated but no connection has been
1033 	 *    established with client yet.
1034 	 * 2. Client is in the middle of exchanging WPS messages.
1035 	 */
1036 
1037 	return 0;
1038 }
1039 
1040 
wpa_supplicant_ap_wps_pin(struct wpa_supplicant * wpa_s,const u8 * bssid,const char * pin,char * buf,size_t buflen,int timeout)1041 int wpa_supplicant_ap_wps_pin(struct wpa_supplicant *wpa_s, const u8 *bssid,
1042 			      const char *pin, char *buf, size_t buflen,
1043 			      int timeout)
1044 {
1045 	int ret, ret_len = 0;
1046 
1047 	if (!wpa_s->ap_iface)
1048 		return -1;
1049 
1050 	if (pin == NULL) {
1051 		unsigned int rpin;
1052 
1053 		if (wps_generate_pin(&rpin) < 0)
1054 			return -1;
1055 		ret_len = os_snprintf(buf, buflen, "%08d", rpin);
1056 		if (os_snprintf_error(buflen, ret_len))
1057 			return -1;
1058 		pin = buf;
1059 	} else if (buf) {
1060 		ret_len = os_snprintf(buf, buflen, "%s", pin);
1061 		if (os_snprintf_error(buflen, ret_len))
1062 			return -1;
1063 	}
1064 
1065 	ret = hostapd_wps_add_pin(wpa_s->ap_iface->bss[0], bssid, "any", pin,
1066 				  timeout);
1067 	if (ret)
1068 		return -1;
1069 	return ret_len;
1070 }
1071 
1072 
wpas_wps_ap_pin_timeout(void * eloop_data,void * user_ctx)1073 static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx)
1074 {
1075 	struct wpa_supplicant *wpa_s = eloop_data;
1076 	wpa_printf(MSG_DEBUG, "WPS: AP PIN timed out");
1077 	wpas_wps_ap_pin_disable(wpa_s);
1078 }
1079 
1080 
wpas_wps_ap_pin_enable(struct wpa_supplicant * wpa_s,int timeout)1081 static void wpas_wps_ap_pin_enable(struct wpa_supplicant *wpa_s, int timeout)
1082 {
1083 	struct hostapd_data *hapd;
1084 
1085 	if (wpa_s->ap_iface == NULL)
1086 		return;
1087 	hapd = wpa_s->ap_iface->bss[0];
1088 	wpa_printf(MSG_DEBUG, "WPS: Enabling AP PIN (timeout=%d)", timeout);
1089 	hapd->ap_pin_failures = 0;
1090 	eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
1091 	if (timeout > 0)
1092 		eloop_register_timeout(timeout, 0,
1093 				       wpas_wps_ap_pin_timeout, wpa_s, NULL);
1094 }
1095 
1096 
wpas_wps_ap_pin_disable(struct wpa_supplicant * wpa_s)1097 void wpas_wps_ap_pin_disable(struct wpa_supplicant *wpa_s)
1098 {
1099 	struct hostapd_data *hapd;
1100 
1101 	if (wpa_s->ap_iface == NULL)
1102 		return;
1103 	wpa_printf(MSG_DEBUG, "WPS: Disabling AP PIN");
1104 	hapd = wpa_s->ap_iface->bss[0];
1105 	os_free(hapd->conf->ap_pin);
1106 	hapd->conf->ap_pin = NULL;
1107 	eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
1108 }
1109 
1110 
wpas_wps_ap_pin_random(struct wpa_supplicant * wpa_s,int timeout)1111 const char * wpas_wps_ap_pin_random(struct wpa_supplicant *wpa_s, int timeout)
1112 {
1113 	struct hostapd_data *hapd;
1114 	unsigned int pin;
1115 	char pin_txt[9];
1116 
1117 	if (wpa_s->ap_iface == NULL)
1118 		return NULL;
1119 	hapd = wpa_s->ap_iface->bss[0];
1120 	if (wps_generate_pin(&pin) < 0)
1121 		return NULL;
1122 	os_snprintf(pin_txt, sizeof(pin_txt), "%08u", pin);
1123 	os_free(hapd->conf->ap_pin);
1124 	hapd->conf->ap_pin = os_strdup(pin_txt);
1125 	if (hapd->conf->ap_pin == NULL)
1126 		return NULL;
1127 	wpas_wps_ap_pin_enable(wpa_s, timeout);
1128 
1129 	return hapd->conf->ap_pin;
1130 }
1131 
1132 
wpas_wps_ap_pin_get(struct wpa_supplicant * wpa_s)1133 const char * wpas_wps_ap_pin_get(struct wpa_supplicant *wpa_s)
1134 {
1135 	struct hostapd_data *hapd;
1136 	if (wpa_s->ap_iface == NULL)
1137 		return NULL;
1138 	hapd = wpa_s->ap_iface->bss[0];
1139 	return hapd->conf->ap_pin;
1140 }
1141 
1142 
wpas_wps_ap_pin_set(struct wpa_supplicant * wpa_s,const char * pin,int timeout)1143 int wpas_wps_ap_pin_set(struct wpa_supplicant *wpa_s, const char *pin,
1144 			int timeout)
1145 {
1146 	struct hostapd_data *hapd;
1147 	char pin_txt[9];
1148 	int ret;
1149 
1150 	if (wpa_s->ap_iface == NULL)
1151 		return -1;
1152 	hapd = wpa_s->ap_iface->bss[0];
1153 	ret = os_snprintf(pin_txt, sizeof(pin_txt), "%s", pin);
1154 	if (os_snprintf_error(sizeof(pin_txt), ret))
1155 		return -1;
1156 	os_free(hapd->conf->ap_pin);
1157 	hapd->conf->ap_pin = os_strdup(pin_txt);
1158 	if (hapd->conf->ap_pin == NULL)
1159 		return -1;
1160 	wpas_wps_ap_pin_enable(wpa_s, timeout);
1161 
1162 	return 0;
1163 }
1164 
1165 
wpa_supplicant_ap_pwd_auth_fail(struct wpa_supplicant * wpa_s)1166 void wpa_supplicant_ap_pwd_auth_fail(struct wpa_supplicant *wpa_s)
1167 {
1168 	struct hostapd_data *hapd;
1169 
1170 	if (wpa_s->ap_iface == NULL)
1171 		return;
1172 	hapd = wpa_s->ap_iface->bss[0];
1173 
1174 	/*
1175 	 * Registrar failed to prove its knowledge of the AP PIN. Disable AP
1176 	 * PIN if this happens multiple times to slow down brute force attacks.
1177 	 */
1178 	hapd->ap_pin_failures++;
1179 	wpa_printf(MSG_DEBUG, "WPS: AP PIN authentication failure number %u",
1180 		   hapd->ap_pin_failures);
1181 	if (hapd->ap_pin_failures < 3)
1182 		return;
1183 
1184 	wpa_printf(MSG_DEBUG, "WPS: Disable AP PIN");
1185 	hapd->ap_pin_failures = 0;
1186 	os_free(hapd->conf->ap_pin);
1187 	hapd->conf->ap_pin = NULL;
1188 }
1189 
1190 
1191 #ifdef CONFIG_WPS_NFC
1192 
wpas_ap_wps_nfc_config_token(struct wpa_supplicant * wpa_s,int ndef)1193 struct wpabuf * wpas_ap_wps_nfc_config_token(struct wpa_supplicant *wpa_s,
1194 					     int ndef)
1195 {
1196 	struct hostapd_data *hapd;
1197 
1198 	if (wpa_s->ap_iface == NULL)
1199 		return NULL;
1200 	hapd = wpa_s->ap_iface->bss[0];
1201 	return hostapd_wps_nfc_config_token(hapd, ndef);
1202 }
1203 
1204 
wpas_ap_wps_nfc_handover_sel(struct wpa_supplicant * wpa_s,int ndef)1205 struct wpabuf * wpas_ap_wps_nfc_handover_sel(struct wpa_supplicant *wpa_s,
1206 					     int ndef)
1207 {
1208 	struct hostapd_data *hapd;
1209 
1210 	if (wpa_s->ap_iface == NULL)
1211 		return NULL;
1212 	hapd = wpa_s->ap_iface->bss[0];
1213 	return hostapd_wps_nfc_hs_cr(hapd, ndef);
1214 }
1215 
1216 
wpas_ap_wps_nfc_report_handover(struct wpa_supplicant * wpa_s,const struct wpabuf * req,const struct wpabuf * sel)1217 int wpas_ap_wps_nfc_report_handover(struct wpa_supplicant *wpa_s,
1218 				    const struct wpabuf *req,
1219 				    const struct wpabuf *sel)
1220 {
1221 	struct hostapd_data *hapd;
1222 
1223 	if (wpa_s->ap_iface == NULL)
1224 		return -1;
1225 	hapd = wpa_s->ap_iface->bss[0];
1226 	return hostapd_wps_nfc_report_handover(hapd, req, sel);
1227 }
1228 
1229 #endif /* CONFIG_WPS_NFC */
1230 
1231 #endif /* CONFIG_WPS */
1232 
1233 
1234 #ifdef CONFIG_CTRL_IFACE
1235 
ap_ctrl_iface_sta_first(struct wpa_supplicant * wpa_s,char * buf,size_t buflen)1236 int ap_ctrl_iface_sta_first(struct wpa_supplicant *wpa_s,
1237 			    char *buf, size_t buflen)
1238 {
1239 	struct hostapd_data *hapd;
1240 
1241 	if (wpa_s->ap_iface)
1242 		hapd = wpa_s->ap_iface->bss[0];
1243 	else if (wpa_s->ifmsh)
1244 		hapd = wpa_s->ifmsh->bss[0];
1245 	else
1246 		return -1;
1247 	return hostapd_ctrl_iface_sta_first(hapd, buf, buflen);
1248 }
1249 
1250 
ap_ctrl_iface_sta(struct wpa_supplicant * wpa_s,const char * txtaddr,char * buf,size_t buflen)1251 int ap_ctrl_iface_sta(struct wpa_supplicant *wpa_s, const char *txtaddr,
1252 		      char *buf, size_t buflen)
1253 {
1254 	struct hostapd_data *hapd;
1255 
1256 	if (wpa_s->ap_iface)
1257 		hapd = wpa_s->ap_iface->bss[0];
1258 	else if (wpa_s->ifmsh)
1259 		hapd = wpa_s->ifmsh->bss[0];
1260 	else
1261 		return -1;
1262 	return hostapd_ctrl_iface_sta(hapd, txtaddr, buf, buflen);
1263 }
1264 
1265 
ap_ctrl_iface_sta_next(struct wpa_supplicant * wpa_s,const char * txtaddr,char * buf,size_t buflen)1266 int ap_ctrl_iface_sta_next(struct wpa_supplicant *wpa_s, const char *txtaddr,
1267 			   char *buf, size_t buflen)
1268 {
1269 	struct hostapd_data *hapd;
1270 
1271 	if (wpa_s->ap_iface)
1272 		hapd = wpa_s->ap_iface->bss[0];
1273 	else if (wpa_s->ifmsh)
1274 		hapd = wpa_s->ifmsh->bss[0];
1275 	else
1276 		return -1;
1277 	return hostapd_ctrl_iface_sta_next(hapd, txtaddr, buf, buflen);
1278 }
1279 
1280 
ap_ctrl_iface_sta_disassociate(struct wpa_supplicant * wpa_s,const char * txtaddr)1281 int ap_ctrl_iface_sta_disassociate(struct wpa_supplicant *wpa_s,
1282 				   const char *txtaddr)
1283 {
1284 	if (wpa_s->ap_iface == NULL)
1285 		return -1;
1286 	return hostapd_ctrl_iface_disassociate(wpa_s->ap_iface->bss[0],
1287 					       txtaddr);
1288 }
1289 
1290 
ap_ctrl_iface_sta_deauthenticate(struct wpa_supplicant * wpa_s,const char * txtaddr)1291 int ap_ctrl_iface_sta_deauthenticate(struct wpa_supplicant *wpa_s,
1292 				     const char *txtaddr)
1293 {
1294 	if (wpa_s->ap_iface == NULL)
1295 		return -1;
1296 	return hostapd_ctrl_iface_deauthenticate(wpa_s->ap_iface->bss[0],
1297 						 txtaddr);
1298 }
1299 
1300 
ap_ctrl_iface_wpa_get_status(struct wpa_supplicant * wpa_s,char * buf,size_t buflen,int verbose)1301 int ap_ctrl_iface_wpa_get_status(struct wpa_supplicant *wpa_s, char *buf,
1302 				 size_t buflen, int verbose)
1303 {
1304 	char *pos = buf, *end = buf + buflen;
1305 	int ret;
1306 	struct hostapd_bss_config *conf;
1307 
1308 	if (wpa_s->ap_iface == NULL)
1309 		return -1;
1310 
1311 	conf = wpa_s->ap_iface->bss[0]->conf;
1312 	if (conf->wpa == 0)
1313 		return 0;
1314 
1315 	ret = os_snprintf(pos, end - pos,
1316 			  "pairwise_cipher=%s\n"
1317 			  "group_cipher=%s\n"
1318 			  "key_mgmt=%s\n",
1319 			  wpa_cipher_txt(conf->rsn_pairwise),
1320 			  wpa_cipher_txt(conf->wpa_group),
1321 			  wpa_key_mgmt_txt(conf->wpa_key_mgmt,
1322 					   conf->wpa));
1323 	if (os_snprintf_error(end - pos, ret))
1324 		return pos - buf;
1325 	pos += ret;
1326 	return pos - buf;
1327 }
1328 
1329 #endif /* CONFIG_CTRL_IFACE */
1330 
1331 
wpa_supplicant_ap_update_beacon(struct wpa_supplicant * wpa_s)1332 int wpa_supplicant_ap_update_beacon(struct wpa_supplicant *wpa_s)
1333 {
1334 	struct hostapd_iface *iface = wpa_s->ap_iface;
1335 	struct wpa_ssid *ssid = wpa_s->current_ssid;
1336 	struct hostapd_data *hapd;
1337 
1338 	if (ssid == NULL || wpa_s->ap_iface == NULL ||
1339 	    ssid->mode == WPAS_MODE_INFRA ||
1340 	    ssid->mode == WPAS_MODE_IBSS)
1341 		return -1;
1342 
1343 #ifdef CONFIG_P2P
1344 	if (ssid->mode == WPAS_MODE_P2P_GO)
1345 		iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
1346 	else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
1347 		iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
1348 			P2P_GROUP_FORMATION;
1349 #endif /* CONFIG_P2P */
1350 
1351 	hapd = iface->bss[0];
1352 	if (hapd->drv_priv == NULL)
1353 		return -1;
1354 	ieee802_11_set_beacons(iface);
1355 	hostapd_set_ap_wps_ie(hapd);
1356 
1357 	return 0;
1358 }
1359 
1360 
ap_switch_channel(struct wpa_supplicant * wpa_s,struct csa_settings * settings)1361 int ap_switch_channel(struct wpa_supplicant *wpa_s,
1362 		      struct csa_settings *settings)
1363 {
1364 #ifdef NEED_AP_MLME
1365 	if (!wpa_s->ap_iface || !wpa_s->ap_iface->bss[0])
1366 		return -1;
1367 
1368 	return hostapd_switch_channel(wpa_s->ap_iface->bss[0], settings);
1369 #else /* NEED_AP_MLME */
1370 	return -1;
1371 #endif /* NEED_AP_MLME */
1372 }
1373 
1374 
1375 #ifdef CONFIG_CTRL_IFACE
ap_ctrl_iface_chanswitch(struct wpa_supplicant * wpa_s,const char * pos)1376 int ap_ctrl_iface_chanswitch(struct wpa_supplicant *wpa_s, const char *pos)
1377 {
1378 	struct csa_settings settings;
1379 	int ret = hostapd_parse_csa_settings(pos, &settings);
1380 
1381 	if (ret)
1382 		return ret;
1383 
1384 	return ap_switch_channel(wpa_s, &settings);
1385 }
1386 #endif /* CONFIG_CTRL_IFACE */
1387 
1388 
wpas_ap_ch_switch(struct wpa_supplicant * wpa_s,int freq,int ht,int offset,int width,int cf1,int cf2)1389 void wpas_ap_ch_switch(struct wpa_supplicant *wpa_s, int freq, int ht,
1390 		       int offset, int width, int cf1, int cf2)
1391 {
1392 	struct hostapd_iface *iface = wpa_s->ap_iface;
1393 
1394 	if (!iface)
1395 		iface = wpa_s->ifmsh;
1396 	if (!iface)
1397 		return;
1398 	wpa_s->assoc_freq = freq;
1399 	if (wpa_s->current_ssid)
1400 		wpa_s->current_ssid->frequency = freq;
1401 	hostapd_event_ch_switch(iface->bss[0], freq, ht,
1402 				offset, width, cf1, cf2);
1403 }
1404 
1405 
wpa_supplicant_ap_mac_addr_filter(struct wpa_supplicant * wpa_s,const u8 * addr)1406 int wpa_supplicant_ap_mac_addr_filter(struct wpa_supplicant *wpa_s,
1407 				      const u8 *addr)
1408 {
1409 	struct hostapd_data *hapd;
1410 	struct hostapd_bss_config *conf;
1411 
1412 	if (!wpa_s->ap_iface)
1413 		return -1;
1414 
1415 	if (addr)
1416 		wpa_printf(MSG_DEBUG, "AP: Set MAC address filter: " MACSTR,
1417 			   MAC2STR(addr));
1418 	else
1419 		wpa_printf(MSG_DEBUG, "AP: Clear MAC address filter");
1420 
1421 	hapd = wpa_s->ap_iface->bss[0];
1422 	conf = hapd->conf;
1423 
1424 	os_free(conf->accept_mac);
1425 	conf->accept_mac = NULL;
1426 	conf->num_accept_mac = 0;
1427 	os_free(conf->deny_mac);
1428 	conf->deny_mac = NULL;
1429 	conf->num_deny_mac = 0;
1430 
1431 	if (addr == NULL) {
1432 		conf->macaddr_acl = ACCEPT_UNLESS_DENIED;
1433 		return 0;
1434 	}
1435 
1436 	conf->macaddr_acl = DENY_UNLESS_ACCEPTED;
1437 	conf->accept_mac = os_zalloc(sizeof(struct mac_acl_entry));
1438 	if (conf->accept_mac == NULL)
1439 		return -1;
1440 	os_memcpy(conf->accept_mac[0].addr, addr, ETH_ALEN);
1441 	conf->num_accept_mac = 1;
1442 
1443 	return 0;
1444 }
1445 
1446 
1447 #ifdef CONFIG_WPS_NFC
wpas_ap_wps_add_nfc_pw(struct wpa_supplicant * wpa_s,u16 pw_id,const struct wpabuf * pw,const u8 * pubkey_hash)1448 int wpas_ap_wps_add_nfc_pw(struct wpa_supplicant *wpa_s, u16 pw_id,
1449 			   const struct wpabuf *pw, const u8 *pubkey_hash)
1450 {
1451 	struct hostapd_data *hapd;
1452 	struct wps_context *wps;
1453 
1454 	if (!wpa_s->ap_iface)
1455 		return -1;
1456 	hapd = wpa_s->ap_iface->bss[0];
1457 	wps = hapd->wps;
1458 
1459 	if (wpa_s->p2pdev->conf->wps_nfc_dh_pubkey == NULL ||
1460 	    wpa_s->p2pdev->conf->wps_nfc_dh_privkey == NULL) {
1461 		wpa_printf(MSG_DEBUG, "P2P: No NFC DH key known");
1462 		return -1;
1463 	}
1464 
1465 	dh5_free(wps->dh_ctx);
1466 	wpabuf_free(wps->dh_pubkey);
1467 	wpabuf_free(wps->dh_privkey);
1468 	wps->dh_privkey = wpabuf_dup(
1469 		wpa_s->p2pdev->conf->wps_nfc_dh_privkey);
1470 	wps->dh_pubkey = wpabuf_dup(
1471 		wpa_s->p2pdev->conf->wps_nfc_dh_pubkey);
1472 	if (wps->dh_privkey == NULL || wps->dh_pubkey == NULL) {
1473 		wps->dh_ctx = NULL;
1474 		wpabuf_free(wps->dh_pubkey);
1475 		wps->dh_pubkey = NULL;
1476 		wpabuf_free(wps->dh_privkey);
1477 		wps->dh_privkey = NULL;
1478 		return -1;
1479 	}
1480 	wps->dh_ctx = dh5_init_fixed(wps->dh_privkey, wps->dh_pubkey);
1481 	if (wps->dh_ctx == NULL)
1482 		return -1;
1483 
1484 	return wps_registrar_add_nfc_pw_token(hapd->wps->registrar, pubkey_hash,
1485 					      pw_id,
1486 					      pw ? wpabuf_head(pw) : NULL,
1487 					      pw ? wpabuf_len(pw) : 0, 1);
1488 }
1489 #endif /* CONFIG_WPS_NFC */
1490 
1491 
1492 #ifdef CONFIG_CTRL_IFACE
wpas_ap_stop_ap(struct wpa_supplicant * wpa_s)1493 int wpas_ap_stop_ap(struct wpa_supplicant *wpa_s)
1494 {
1495 	struct hostapd_data *hapd;
1496 
1497 	if (!wpa_s->ap_iface)
1498 		return -1;
1499 	hapd = wpa_s->ap_iface->bss[0];
1500 	return hostapd_ctrl_iface_stop_ap(hapd);
1501 }
1502 
1503 
wpas_ap_pmksa_cache_list(struct wpa_supplicant * wpa_s,char * buf,size_t len)1504 int wpas_ap_pmksa_cache_list(struct wpa_supplicant *wpa_s, char *buf,
1505 			     size_t len)
1506 {
1507 	size_t reply_len = 0, i;
1508 	char ap_delimiter[] = "---- AP ----\n";
1509 	char mesh_delimiter[] = "---- mesh ----\n";
1510 	size_t dlen;
1511 
1512 	if (wpa_s->ap_iface) {
1513 		dlen = os_strlen(ap_delimiter);
1514 		if (dlen > len - reply_len)
1515 			return reply_len;
1516 		os_memcpy(&buf[reply_len], ap_delimiter, dlen);
1517 		reply_len += dlen;
1518 
1519 		for (i = 0; i < wpa_s->ap_iface->num_bss; i++) {
1520 			reply_len += hostapd_ctrl_iface_pmksa_list(
1521 				wpa_s->ap_iface->bss[i],
1522 				&buf[reply_len], len - reply_len);
1523 		}
1524 	}
1525 
1526 	if (wpa_s->ifmsh) {
1527 		dlen = os_strlen(mesh_delimiter);
1528 		if (dlen > len - reply_len)
1529 			return reply_len;
1530 		os_memcpy(&buf[reply_len], mesh_delimiter, dlen);
1531 		reply_len += dlen;
1532 
1533 		reply_len += hostapd_ctrl_iface_pmksa_list(
1534 			wpa_s->ifmsh->bss[0], &buf[reply_len],
1535 			len - reply_len);
1536 	}
1537 
1538 	return reply_len;
1539 }
1540 
1541 
wpas_ap_pmksa_cache_flush(struct wpa_supplicant * wpa_s)1542 void wpas_ap_pmksa_cache_flush(struct wpa_supplicant *wpa_s)
1543 {
1544 	size_t i;
1545 
1546 	if (wpa_s->ap_iface) {
1547 		for (i = 0; i < wpa_s->ap_iface->num_bss; i++)
1548 			hostapd_ctrl_iface_pmksa_flush(wpa_s->ap_iface->bss[i]);
1549 	}
1550 
1551 	if (wpa_s->ifmsh)
1552 		hostapd_ctrl_iface_pmksa_flush(wpa_s->ifmsh->bss[0]);
1553 }
1554 
1555 
1556 #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
1557 #ifdef CONFIG_MESH
1558 
wpas_ap_pmksa_cache_list_mesh(struct wpa_supplicant * wpa_s,const u8 * addr,char * buf,size_t len)1559 int wpas_ap_pmksa_cache_list_mesh(struct wpa_supplicant *wpa_s, const u8 *addr,
1560 				  char *buf, size_t len)
1561 {
1562 	return hostapd_ctrl_iface_pmksa_list_mesh(wpa_s->ifmsh->bss[0], addr,
1563 						  &buf[0], len);
1564 }
1565 
1566 
wpas_ap_pmksa_cache_add_external(struct wpa_supplicant * wpa_s,char * cmd)1567 int wpas_ap_pmksa_cache_add_external(struct wpa_supplicant *wpa_s, char *cmd)
1568 {
1569 	struct external_pmksa_cache *entry;
1570 	void *pmksa_cache;
1571 
1572 	pmksa_cache = hostapd_ctrl_iface_pmksa_create_entry(wpa_s->own_addr,
1573 							    cmd);
1574 	if (!pmksa_cache)
1575 		return -1;
1576 
1577 	entry = os_zalloc(sizeof(struct external_pmksa_cache));
1578 	if (!entry)
1579 		return -1;
1580 
1581 	entry->pmksa_cache = pmksa_cache;
1582 
1583 	dl_list_add(&wpa_s->mesh_external_pmksa_cache, &entry->list);
1584 
1585 	return 0;
1586 }
1587 
1588 #endif /* CONFIG_MESH */
1589 #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
1590 
1591 #endif /* CONFIG_CTRL_IFACE */
1592 
1593 
1594 #ifdef NEED_AP_MLME
wpas_ap_event_dfs_radar_detected(struct wpa_supplicant * wpa_s,struct dfs_event * radar)1595 void wpas_ap_event_dfs_radar_detected(struct wpa_supplicant *wpa_s,
1596 				      struct dfs_event *radar)
1597 {
1598 	struct hostapd_iface *iface = wpa_s->ap_iface;
1599 
1600 	if (!iface)
1601 		iface = wpa_s->ifmsh;
1602 	if (!iface || !iface->bss[0])
1603 		return;
1604 	wpa_printf(MSG_DEBUG, "DFS radar detected on %d MHz", radar->freq);
1605 	hostapd_dfs_radar_detected(iface, radar->freq,
1606 				   radar->ht_enabled, radar->chan_offset,
1607 				   radar->chan_width,
1608 				   radar->cf1, radar->cf2);
1609 }
1610 
1611 
wpas_ap_event_dfs_cac_started(struct wpa_supplicant * wpa_s,struct dfs_event * radar)1612 void wpas_ap_event_dfs_cac_started(struct wpa_supplicant *wpa_s,
1613 				   struct dfs_event *radar)
1614 {
1615 	struct hostapd_iface *iface = wpa_s->ap_iface;
1616 
1617 	if (!iface)
1618 		iface = wpa_s->ifmsh;
1619 	if (!iface || !iface->bss[0])
1620 		return;
1621 	wpa_printf(MSG_DEBUG, "DFS CAC started on %d MHz", radar->freq);
1622 	hostapd_dfs_start_cac(iface, radar->freq,
1623 			      radar->ht_enabled, radar->chan_offset,
1624 			      radar->chan_width, radar->cf1, radar->cf2);
1625 }
1626 
1627 
wpas_ap_event_dfs_cac_finished(struct wpa_supplicant * wpa_s,struct dfs_event * radar)1628 void wpas_ap_event_dfs_cac_finished(struct wpa_supplicant *wpa_s,
1629 				    struct dfs_event *radar)
1630 {
1631 	struct hostapd_iface *iface = wpa_s->ap_iface;
1632 
1633 	if (!iface)
1634 		iface = wpa_s->ifmsh;
1635 	if (!iface || !iface->bss[0])
1636 		return;
1637 	wpa_printf(MSG_DEBUG, "DFS CAC finished on %d MHz", radar->freq);
1638 	hostapd_dfs_complete_cac(iface, 1, radar->freq,
1639 				 radar->ht_enabled, radar->chan_offset,
1640 				 radar->chan_width, radar->cf1, radar->cf2);
1641 }
1642 
1643 
wpas_ap_event_dfs_cac_aborted(struct wpa_supplicant * wpa_s,struct dfs_event * radar)1644 void wpas_ap_event_dfs_cac_aborted(struct wpa_supplicant *wpa_s,
1645 				   struct dfs_event *radar)
1646 {
1647 	struct hostapd_iface *iface = wpa_s->ap_iface;
1648 
1649 	if (!iface)
1650 		iface = wpa_s->ifmsh;
1651 	if (!iface || !iface->bss[0])
1652 		return;
1653 	wpa_printf(MSG_DEBUG, "DFS CAC aborted on %d MHz", radar->freq);
1654 	hostapd_dfs_complete_cac(iface, 0, radar->freq,
1655 				 radar->ht_enabled, radar->chan_offset,
1656 				 radar->chan_width, radar->cf1, radar->cf2);
1657 }
1658 
1659 
wpas_ap_event_dfs_cac_nop_finished(struct wpa_supplicant * wpa_s,struct dfs_event * radar)1660 void wpas_ap_event_dfs_cac_nop_finished(struct wpa_supplicant *wpa_s,
1661 					struct dfs_event *radar)
1662 {
1663 	struct hostapd_iface *iface = wpa_s->ap_iface;
1664 
1665 	if (!iface)
1666 		iface = wpa_s->ifmsh;
1667 	if (!iface || !iface->bss[0])
1668 		return;
1669 	wpa_printf(MSG_DEBUG, "DFS NOP finished on %d MHz", radar->freq);
1670 	hostapd_dfs_nop_finished(iface, radar->freq,
1671 				 radar->ht_enabled, radar->chan_offset,
1672 				 radar->chan_width, radar->cf1, radar->cf2);
1673 }
1674 #endif /* NEED_AP_MLME */
1675 
1676 
ap_periodic(struct wpa_supplicant * wpa_s)1677 void ap_periodic(struct wpa_supplicant *wpa_s)
1678 {
1679 	if (wpa_s->ap_iface)
1680 		hostapd_periodic_iface(wpa_s->ap_iface);
1681 }
1682