1 /*
2  * WPA Supplicant - Glue code to setup EAPOL and RSN modules
3  * Copyright (c) 2003-2015, 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 "includes.h"
10 
11 #include "common.h"
12 #include "eapol_supp/eapol_supp_sm.h"
13 #include "eap_peer/eap.h"
14 #include "rsn_supp/wpa.h"
15 #include "eloop.h"
16 #include "config.h"
17 #include "l2_packet/l2_packet.h"
18 #include "common/wpa_common.h"
19 #include "common/ptksa_cache.h"
20 #include "wpa_supplicant_i.h"
21 #include "driver_i.h"
22 #include "rsn_supp/pmksa_cache.h"
23 #include "sme.h"
24 #include "common/ieee802_11_defs.h"
25 #include "common/wpa_ctrl.h"
26 #include "wpas_glue.h"
27 #include "wps_supplicant.h"
28 #include "bss.h"
29 #include "scan.h"
30 #include "notify.h"
31 #include "wpas_kay.h"
32 
33 
34 #ifndef CONFIG_NO_CONFIG_BLOBS
35 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
wpa_supplicant_set_config_blob(void * ctx,struct wpa_config_blob * blob)36 static void wpa_supplicant_set_config_blob(void *ctx,
37 					   struct wpa_config_blob *blob)
38 {
39 	struct wpa_supplicant *wpa_s = ctx;
40 	wpa_config_set_blob(wpa_s->conf, blob);
41 	if (wpa_s->conf->update_config) {
42 		int ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
43 		if (ret) {
44 			wpa_printf(MSG_DEBUG, "Failed to update config after "
45 				   "blob set");
46 		}
47 	}
48 }
49 
50 
51 static const struct wpa_config_blob *
wpa_supplicant_get_config_blob(void * ctx,const char * name)52 wpa_supplicant_get_config_blob(void *ctx, const char *name)
53 {
54 	struct wpa_supplicant *wpa_s = ctx;
55 	return wpa_config_get_blob(wpa_s->conf, name);
56 }
57 #endif /* defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) */
58 #endif /* CONFIG_NO_CONFIG_BLOBS */
59 
60 
61 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
wpa_alloc_eapol(const struct wpa_supplicant * wpa_s,u8 type,const void * data,u16 data_len,size_t * msg_len,void ** data_pos)62 static u8 * wpa_alloc_eapol(const struct wpa_supplicant *wpa_s, u8 type,
63 			    const void *data, u16 data_len,
64 			    size_t *msg_len, void **data_pos)
65 {
66 	struct ieee802_1x_hdr *hdr;
67 
68 	*msg_len = sizeof(*hdr) + data_len;
69 	hdr = os_malloc(*msg_len);
70 	if (hdr == NULL)
71 		return NULL;
72 
73 	hdr->version = wpa_s->conf->eapol_version;
74 	hdr->type = type;
75 	hdr->length = host_to_be16(data_len);
76 
77 	if (data)
78 		os_memcpy(hdr + 1, data, data_len);
79 	else
80 		os_memset(hdr + 1, 0, data_len);
81 
82 	if (data_pos)
83 		*data_pos = hdr + 1;
84 
85 	return (u8 *) hdr;
86 }
87 
88 
89 /**
90  * wpa_ether_send - Send Ethernet frame
91  * @wpa_s: Pointer to wpa_supplicant data
92  * @dest: Destination MAC address
93  * @proto: Ethertype in host byte order
94  * @buf: Frame payload starting from IEEE 802.1X header
95  * @len: Frame payload length
96  * Returns: >=0 on success, <0 on failure
97  */
wpa_ether_send(struct wpa_supplicant * wpa_s,const u8 * dest,u16 proto,const u8 * buf,size_t len)98 int wpa_ether_send(struct wpa_supplicant *wpa_s, const u8 *dest,
99 		   u16 proto, const u8 *buf, size_t len)
100 {
101 #ifdef CONFIG_TESTING_OPTIONS
102 	if (wpa_s->ext_eapol_frame_io && proto == ETH_P_EAPOL) {
103 		size_t hex_len = 2 * len + 1;
104 		char *hex = os_malloc(hex_len);
105 
106 		if (hex == NULL)
107 			return -1;
108 		wpa_snprintf_hex(hex, hex_len, buf, len);
109 		wpa_msg(wpa_s, MSG_INFO, "EAPOL-TX " MACSTR " %s",
110 			MAC2STR(dest), hex);
111 		os_free(hex);
112 		return 0;
113 	}
114 #endif /* CONFIG_TESTING_OPTIONS */
115 
116 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_CONTROL_PORT) {
117 		int encrypt = wpa_s->wpa &&
118 			wpa_sm_has_ptk_installed(wpa_s->wpa);
119 
120 		return wpa_drv_tx_control_port(wpa_s, dest, proto, buf, len,
121 					       !encrypt);
122 	}
123 
124 	if (wpa_s->l2) {
125 		return l2_packet_send(wpa_s->l2, dest, proto, buf, len);
126 	}
127 
128 	return -1;
129 }
130 #endif /* IEEE8021X_EAPOL || !CONFIG_NO_WPA */
131 
132 
133 #ifdef IEEE8021X_EAPOL
134 
135 /**
136  * wpa_supplicant_eapol_send - Send IEEE 802.1X EAPOL packet to Authenticator
137  * @ctx: Pointer to wpa_supplicant data (wpa_s)
138  * @type: IEEE 802.1X packet type (IEEE802_1X_TYPE_*)
139  * @buf: EAPOL payload (after IEEE 802.1X header)
140  * @len: EAPOL payload length
141  * Returns: >=0 on success, <0 on failure
142  *
143  * This function adds Ethernet and IEEE 802.1X header and sends the EAPOL frame
144  * to the current Authenticator.
145  */
wpa_supplicant_eapol_send(void * ctx,int type,const u8 * buf,size_t len)146 static int wpa_supplicant_eapol_send(void *ctx, int type, const u8 *buf,
147 				     size_t len)
148 {
149 	struct wpa_supplicant *wpa_s = ctx;
150 	u8 *msg, *dst, bssid[ETH_ALEN];
151 	size_t msglen;
152 	int res;
153 
154 	/* TODO: could add l2_packet_sendmsg that allows fragments to avoid
155 	 * extra copy here */
156 
157 	if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
158 	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE ||
159 	    wpa_s->key_mgmt == WPA_KEY_MGMT_DPP ||
160 	    wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
161 		/* Current SSID is not using IEEE 802.1X/EAP, so drop possible
162 		 * EAPOL frames (mainly, EAPOL-Start) from EAPOL state
163 		 * machines. */
164 		wpa_printf(MSG_DEBUG, "WPA: drop TX EAPOL in non-IEEE 802.1X "
165 			   "mode (type=%d len=%lu)", type,
166 			   (unsigned long) len);
167 		return -1;
168 	}
169 
170 	if (pmksa_cache_get_current(wpa_s->wpa) &&
171 	    type == IEEE802_1X_TYPE_EAPOL_START) {
172 		/*
173 		 * We were trying to use PMKSA caching and sending EAPOL-Start
174 		 * would abort that and trigger full EAPOL authentication.
175 		 * However, we've already waited for the AP/Authenticator to
176 		 * start 4-way handshake or EAP authentication, and apparently
177 		 * it has not done so since the startWhen timer has reached zero
178 		 * to get the state machine sending EAPOL-Start. This is not
179 		 * really supposed to happen, but an interoperability issue with
180 		 * a deployed AP has been identified where the connection fails
181 		 * due to that AP failing to operate correctly if PMKID is
182 		 * included in the Association Request frame. To work around
183 		 * this, assume PMKSA caching failed and try to initiate full
184 		 * EAP authentication.
185 		 */
186 		if (!wpa_s->current_ssid ||
187 		    wpa_s->current_ssid->eap_workaround) {
188 			wpa_printf(MSG_DEBUG,
189 				   "RSN: Timeout on waiting for the AP to initiate 4-way handshake for PMKSA caching or EAP authentication - try to force it to start EAP authentication");
190 		} else {
191 			wpa_printf(MSG_DEBUG,
192 				   "RSN: PMKSA caching - do not send EAPOL-Start");
193 			return -1;
194 		}
195 	}
196 
197 	if (is_zero_ether_addr(wpa_s->bssid)) {
198 		wpa_printf(MSG_DEBUG, "BSSID not set when trying to send an "
199 			   "EAPOL frame");
200 		if (wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
201 		    !is_zero_ether_addr(bssid)) {
202 			dst = bssid;
203 			wpa_printf(MSG_DEBUG, "Using current BSSID " MACSTR
204 				   " from the driver as the EAPOL destination",
205 				   MAC2STR(dst));
206 		} else {
207 			dst = wpa_s->last_eapol_src;
208 			wpa_printf(MSG_DEBUG, "Using the source address of the"
209 				   " last received EAPOL frame " MACSTR " as "
210 				   "the EAPOL destination",
211 				   MAC2STR(dst));
212 		}
213 	} else {
214 		/* BSSID was already set (from (Re)Assoc event, so use it as
215 		 * the EAPOL destination. */
216 		dst = wpa_s->bssid;
217 	}
218 
219 	msg = wpa_alloc_eapol(wpa_s, type, buf, len, &msglen, NULL);
220 	if (msg == NULL)
221 		return -1;
222 
223 	wpa_printf(MSG_DEBUG, "TX EAPOL: dst=" MACSTR, MAC2STR(dst));
224 	wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", msg, msglen);
225 	res = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, msg, msglen);
226 	os_free(msg);
227 	return res;
228 }
229 
230 
231 #ifdef CONFIG_WEP
232 /**
233  * wpa_eapol_set_wep_key - set WEP key for the driver
234  * @ctx: Pointer to wpa_supplicant data (wpa_s)
235  * @unicast: 1 = individual unicast key, 0 = broadcast key
236  * @keyidx: WEP key index (0..3)
237  * @key: Pointer to key data
238  * @keylen: Key length in bytes
239  * Returns: 0 on success or < 0 on error.
240  */
wpa_eapol_set_wep_key(void * ctx,int unicast,int keyidx,const u8 * key,size_t keylen)241 static int wpa_eapol_set_wep_key(void *ctx, int unicast, int keyidx,
242 				 const u8 *key, size_t keylen)
243 {
244 	struct wpa_supplicant *wpa_s = ctx;
245 	if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
246 		int cipher = (keylen == 5) ? WPA_CIPHER_WEP40 :
247 			WPA_CIPHER_WEP104;
248 		if (unicast)
249 			wpa_s->pairwise_cipher = cipher;
250 		else
251 			wpa_s->group_cipher = cipher;
252 	}
253 	return wpa_drv_set_key(wpa_s, -1, WPA_ALG_WEP,
254 			       unicast ? wpa_s->bssid : NULL,
255 			       keyidx, unicast, NULL, 0, key, keylen,
256 			       unicast ? KEY_FLAG_PAIRWISE_RX_TX :
257 			       KEY_FLAG_GROUP_RX_TX_DEFAULT);
258 }
259 #endif /* CONFIG_WEP */
260 
261 
wpa_supplicant_aborted_cached(void * ctx)262 static void wpa_supplicant_aborted_cached(void *ctx)
263 {
264 	struct wpa_supplicant *wpa_s = ctx;
265 	wpa_sm_aborted_cached(wpa_s->wpa);
266 }
267 
268 
result_str(enum eapol_supp_result result)269 static const char * result_str(enum eapol_supp_result result)
270 {
271 	switch (result) {
272 	case EAPOL_SUPP_RESULT_FAILURE:
273 		return "FAILURE";
274 	case EAPOL_SUPP_RESULT_SUCCESS:
275 		return "SUCCESS";
276 	case EAPOL_SUPP_RESULT_EXPECTED_FAILURE:
277 		return "EXPECTED_FAILURE";
278 	}
279 	return "?";
280 }
281 
282 
wpa_supplicant_eapol_cb(struct eapol_sm * eapol,enum eapol_supp_result result,void * ctx)283 static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol,
284 				    enum eapol_supp_result result,
285 				    void *ctx)
286 {
287 	struct wpa_supplicant *wpa_s = ctx;
288 	int res, pmk_len;
289 	u8 pmk[PMK_LEN_MAX];
290 
291 	wpa_printf(MSG_DEBUG, "EAPOL authentication completed - result=%s",
292 		   result_str(result));
293 
294 	if (wpas_wps_eapol_cb(wpa_s) > 0)
295 		return;
296 
297 	wpa_s->eap_expected_failure = result ==
298 		EAPOL_SUPP_RESULT_EXPECTED_FAILURE;
299 
300 	if (result != EAPOL_SUPP_RESULT_SUCCESS) {
301 		int timeout = 2;
302 		/*
303 		 * Make sure we do not get stuck here waiting for long EAPOL
304 		 * timeout if the AP does not disconnect in case of
305 		 * authentication failure.
306 		 */
307 		if (wpa_s->eapol_failed) {
308 			wpa_printf(MSG_DEBUG,
309 				   "EAPOL authentication failed again and AP did not disconnect us");
310 			timeout = 0;
311 		}
312 		wpa_s->eapol_failed = 1;
313 		wpa_supplicant_req_auth_timeout(wpa_s, timeout, 0);
314 	} else {
315 		wpa_s->eapol_failed = 0;
316 		ieee802_1x_notify_create_actor(wpa_s, wpa_s->last_eapol_src);
317 	}
318 
319 	if (result != EAPOL_SUPP_RESULT_SUCCESS ||
320 	    !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X))
321 		return;
322 
323 	if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
324 		return;
325 
326 	wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
327 		   "handshake");
328 
329 	if (wpa_key_mgmt_sha384(wpa_s->key_mgmt))
330 		pmk_len = PMK_LEN_SUITE_B_192;
331 	else
332 		pmk_len = PMK_LEN;
333 
334 	if (wpa_key_mgmt_ft(wpa_s->key_mgmt)) {
335 #ifdef CONFIG_IEEE80211R
336 		u8 buf[2 * PMK_LEN];
337 		wpa_printf(MSG_DEBUG, "RSN: Use FT XXKey as PMK for "
338 			   "driver-based 4-way hs and FT");
339 		res = eapol_sm_get_key(eapol, buf, 2 * PMK_LEN);
340 		if (res == 0) {
341 			os_memcpy(pmk, buf + PMK_LEN, PMK_LEN);
342 			os_memset(buf, 0, sizeof(buf));
343 		}
344 #else /* CONFIG_IEEE80211R */
345 		res = -1;
346 #endif /* CONFIG_IEEE80211R */
347 	} else {
348 		res = eapol_sm_get_key(eapol, pmk, pmk_len);
349 		if (res) {
350 			/*
351 			 * EAP-LEAP is an exception from other EAP methods: it
352 			 * uses only 16-byte PMK.
353 			 */
354 			res = eapol_sm_get_key(eapol, pmk, 16);
355 			pmk_len = 16;
356 		}
357 	}
358 
359 	if (res) {
360 		wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
361 			   "machines");
362 		return;
363 	}
364 
365 	wpa_hexdump_key(MSG_DEBUG, "RSN: Configure PMK for driver-based 4-way "
366 			"handshake", pmk, pmk_len);
367 
368 	if (wpa_drv_set_key(wpa_s, -1, 0, NULL, 0, 0, NULL, 0, pmk,
369 			    pmk_len, KEY_FLAG_PMK)) {
370 		wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
371 	}
372 
373 	wpa_supplicant_cancel_scan(wpa_s);
374 	wpa_supplicant_cancel_auth_timeout(wpa_s);
375 	wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
376 
377 }
378 
379 
wpa_supplicant_notify_eapol_done(void * ctx)380 static void wpa_supplicant_notify_eapol_done(void *ctx)
381 {
382 	struct wpa_supplicant *wpa_s = ctx;
383 	wpa_msg(wpa_s, MSG_DEBUG, "WPA: EAPOL processing complete");
384 	if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
385 		wpa_supplicant_set_state(wpa_s, WPA_4WAY_HANDSHAKE);
386 	} else {
387 		wpa_supplicant_cancel_auth_timeout(wpa_s);
388 		wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
389 	}
390 }
391 
392 #endif /* IEEE8021X_EAPOL */
393 
394 
395 #ifndef CONFIG_NO_WPA
396 
wpa_get_beacon_ie(struct wpa_supplicant * wpa_s)397 static int wpa_get_beacon_ie(struct wpa_supplicant *wpa_s)
398 {
399 	int ret = 0;
400 	struct wpa_bss *curr = NULL, *bss;
401 	struct wpa_ssid *ssid = wpa_s->current_ssid;
402 	const u8 *ie;
403 
404 	dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
405 		if (!ether_addr_equal(bss->bssid, wpa_s->bssid))
406 			continue;
407 		if (ssid == NULL ||
408 		    ((bss->ssid_len == ssid->ssid_len &&
409 		      os_memcmp(bss->ssid, ssid->ssid, ssid->ssid_len) == 0) ||
410 		     ssid->ssid_len == 0)) {
411 			curr = bss;
412 			break;
413 		}
414 #ifdef CONFIG_OWE
415 		if (ssid && (ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
416 		    (bss->flags & WPA_BSS_OWE_TRANSITION)) {
417 			curr = bss;
418 			break;
419 		}
420 #endif /* CONFIG_OWE */
421 	}
422 
423 	if (curr) {
424 		ie = wpa_bss_get_vendor_ie(curr, WPA_IE_VENDOR_TYPE);
425 		if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
426 			ret = -1;
427 
428 		ie = wpa_bss_get_ie(curr, WLAN_EID_RSN);
429 		if (wpa_sm_set_ap_rsn_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
430 			ret = -1;
431 
432 		ie = wpa_bss_get_ie(curr, WLAN_EID_RSNX);
433 		if (wpa_sm_set_ap_rsnxe(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
434 			ret = -1;
435 	} else {
436 		ret = -1;
437 	}
438 
439 	return ret;
440 }
441 
442 
wpa_supplicant_get_beacon_ie(void * ctx)443 static int wpa_supplicant_get_beacon_ie(void *ctx)
444 {
445 	struct wpa_supplicant *wpa_s = ctx;
446 	if (wpa_get_beacon_ie(wpa_s) == 0) {
447 		return 0;
448 	}
449 
450 	/* No WPA/RSN IE found in the cached scan results. Try to get updated
451 	 * scan results from the driver. */
452 	if (wpa_supplicant_update_scan_results(wpa_s, wpa_s->bssid) < 0)
453 		return -1;
454 
455 	return wpa_get_beacon_ie(wpa_s);
456 }
457 
458 
_wpa_alloc_eapol(void * wpa_s,u8 type,const void * data,u16 data_len,size_t * msg_len,void ** data_pos)459 static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type,
460 			     const void *data, u16 data_len,
461 			     size_t *msg_len, void **data_pos)
462 {
463 	return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos);
464 }
465 
466 
_wpa_ether_send(void * wpa_s,const u8 * dest,u16 proto,const u8 * buf,size_t len)467 static int _wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto,
468 			   const u8 *buf, size_t len)
469 {
470 	return wpa_ether_send(wpa_s, dest, proto, buf, len);
471 }
472 
473 
_wpa_supplicant_cancel_auth_timeout(void * wpa_s)474 static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s)
475 {
476 	wpa_supplicant_cancel_auth_timeout(wpa_s);
477 }
478 
479 
_wpa_supplicant_set_state(void * wpa_s,enum wpa_states state)480 static void _wpa_supplicant_set_state(void *wpa_s, enum wpa_states state)
481 {
482 	wpa_supplicant_set_state(wpa_s, state);
483 }
484 
485 
486 /**
487  * wpa_supplicant_get_state - Get the connection state
488  * @wpa_s: Pointer to wpa_supplicant data
489  * Returns: The current connection state (WPA_*)
490  */
wpa_supplicant_get_state(struct wpa_supplicant * wpa_s)491 static enum wpa_states wpa_supplicant_get_state(struct wpa_supplicant *wpa_s)
492 {
493 	return wpa_s->wpa_state;
494 }
495 
496 
_wpa_supplicant_get_state(void * wpa_s)497 static enum wpa_states _wpa_supplicant_get_state(void *wpa_s)
498 {
499 	return wpa_supplicant_get_state(wpa_s);
500 }
501 
502 
_wpa_supplicant_deauthenticate(void * wpa_s,u16 reason_code)503 static void _wpa_supplicant_deauthenticate(void *wpa_s, u16 reason_code)
504 {
505 	wpa_supplicant_deauthenticate(wpa_s, reason_code);
506 	/* Schedule a scan to make sure we continue looking for networks */
507 	wpa_supplicant_req_scan(wpa_s, 5, 0);
508 }
509 
510 
_wpa_supplicant_reconnect(void * wpa_s)511 static void _wpa_supplicant_reconnect(void *wpa_s)
512 {
513 	wpa_supplicant_reconnect(wpa_s);
514 }
515 
516 
wpa_supplicant_get_network_ctx(void * wpa_s)517 static void * wpa_supplicant_get_network_ctx(void *wpa_s)
518 {
519 	return wpa_supplicant_get_ssid(wpa_s);
520 }
521 
522 
wpa_supplicant_get_bssid(void * ctx,u8 * bssid)523 static int wpa_supplicant_get_bssid(void *ctx, u8 *bssid)
524 {
525 	struct wpa_supplicant *wpa_s = ctx;
526 	return wpa_drv_get_bssid(wpa_s, bssid);
527 }
528 
529 
wpa_supplicant_set_key(void * _wpa_s,int link_id,enum wpa_alg alg,const u8 * addr,int key_idx,int set_tx,const u8 * seq,size_t seq_len,const u8 * key,size_t key_len,enum key_flag key_flag)530 static int wpa_supplicant_set_key(void *_wpa_s, int link_id, enum wpa_alg alg,
531 				  const u8 *addr, int key_idx, int set_tx,
532 				  const u8 *seq, size_t seq_len,
533 				  const u8 *key, size_t key_len,
534 				  enum key_flag key_flag)
535 {
536 	struct wpa_supplicant *wpa_s = _wpa_s;
537 	int ret;
538 
539 	if (alg == WPA_ALG_TKIP && key_idx == 0 && key_len == 32) {
540 		/* Clear the MIC error counter when setting a new PTK. */
541 		wpa_s->mic_errors_seen = 0;
542 	}
543 #ifdef CONFIG_TESTING_GET_GTK
544 	if (key_idx > 0 && addr && is_broadcast_ether_addr(addr) &&
545 	    alg != WPA_ALG_NONE && key_len <= sizeof(wpa_s->last_gtk)) {
546 		os_memcpy(wpa_s->last_gtk, key, key_len);
547 		wpa_s->last_gtk_len = key_len;
548 	}
549 #endif /* CONFIG_TESTING_GET_GTK */
550 #ifdef CONFIG_TESTING_OPTIONS
551 	if (addr && !is_broadcast_ether_addr(addr) &&
552 	    !(key_flag & KEY_FLAG_MODIFY)) {
553 		wpa_s->last_tk_alg = alg;
554 		os_memcpy(wpa_s->last_tk_addr, addr, ETH_ALEN);
555 		wpa_s->last_tk_key_idx = key_idx;
556 		if (key)
557 			os_memcpy(wpa_s->last_tk, key, key_len);
558 		wpa_s->last_tk_len = key_len;
559 	}
560 #endif /* CONFIG_TESTING_OPTIONS */
561 
562 	ret = wpa_drv_set_key(wpa_s, link_id, alg, addr, key_idx, set_tx, seq,
563 			      seq_len, key, key_len, key_flag);
564 	if (ret == 0 && (key_idx == 6 || key_idx == 7) &&
565 	    alg != WPA_ALG_NONE && key_len > 0)
566 		wpa_s->bigtk_set = true;
567 
568 	return ret;
569 }
570 
571 
wpa_supplicant_mlme_setprotection(void * wpa_s,const u8 * addr,int protection_type,int key_type)572 static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr,
573 					     int protection_type,
574 					     int key_type)
575 {
576 	return wpa_drv_mlme_setprotection(wpa_s, addr, protection_type,
577 					  key_type);
578 }
579 
580 
wpas_get_network_ctx(struct wpa_supplicant * wpa_s,void * network_ctx)581 static struct wpa_ssid * wpas_get_network_ctx(struct wpa_supplicant *wpa_s,
582 					      void *network_ctx)
583 {
584 	struct wpa_ssid *ssid;
585 
586 	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
587 		if (network_ctx == ssid)
588 			return ssid;
589 	}
590 
591 	return NULL;
592 }
593 
594 
wpa_supplicant_add_pmkid(void * _wpa_s,void * network_ctx,const u8 * bssid,const u8 * pmkid,const u8 * fils_cache_id,const u8 * pmk,size_t pmk_len,u32 pmk_lifetime,u8 pmk_reauth_threshold,int akmp)595 static int wpa_supplicant_add_pmkid(void *_wpa_s, void *network_ctx,
596 				    const u8 *bssid, const u8 *pmkid,
597 				    const u8 *fils_cache_id,
598 				    const u8 *pmk, size_t pmk_len,
599 				    u32 pmk_lifetime, u8 pmk_reauth_threshold,
600 				    int akmp)
601 {
602 	struct wpa_supplicant *wpa_s = _wpa_s;
603 	struct wpa_ssid *ssid;
604 	struct wpa_pmkid_params params;
605 
606 	os_memset(&params, 0, sizeof(params));
607 	ssid = wpas_get_network_ctx(wpa_s, network_ctx);
608 	if (ssid) {
609 		wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_ADDED MACSTR " %d",
610 			MAC2STR(bssid), ssid->id);
611 		if ((akmp == WPA_KEY_MGMT_FT_IEEE8021X ||
612 		     akmp == WPA_KEY_MGMT_FT_IEEE8021X_SHA384) &&
613 		    !ssid->ft_eap_pmksa_caching) {
614 			/* Since we will not be using PMKSA caching for FT-EAP
615 			 * within wpa_supplicant to avoid known interop issues
616 			 * with APs, do not add this PMKID to the driver either
617 			 * so that we won't be hitting those interop issues
618 			 * with driver-based RSNE generation. */
619 			wpa_printf(MSG_DEBUG,
620 				   "FT: Do not add PMKID entry to the driver since FT-EAP PMKSA caching is not enabled in configuration");
621 			return 0;
622 		}
623 	}
624 	if (ssid && fils_cache_id) {
625 		params.ssid = ssid->ssid;
626 		params.ssid_len = ssid->ssid_len;
627 		params.fils_cache_id = fils_cache_id;
628 	} else {
629 		params.bssid = bssid;
630 	}
631 
632 	params.pmkid = pmkid;
633 	params.pmk = pmk;
634 	params.pmk_len = pmk_len;
635 	params.pmk_lifetime = pmk_lifetime;
636 	params.pmk_reauth_threshold = pmk_reauth_threshold;
637 
638 	return wpa_drv_add_pmkid(wpa_s, &params);
639 }
640 
641 
wpa_supplicant_remove_pmkid(void * _wpa_s,void * network_ctx,const u8 * bssid,const u8 * pmkid,const u8 * fils_cache_id)642 static int wpa_supplicant_remove_pmkid(void *_wpa_s, void *network_ctx,
643 				       const u8 *bssid, const u8 *pmkid,
644 				       const u8 *fils_cache_id)
645 {
646 	struct wpa_supplicant *wpa_s = _wpa_s;
647 	struct wpa_ssid *ssid;
648 	struct wpa_pmkid_params params;
649 
650 	os_memset(&params, 0, sizeof(params));
651 	ssid = wpas_get_network_ctx(wpa_s, network_ctx);
652 	if (ssid)
653 		wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_REMOVED MACSTR " %d",
654 			MAC2STR(bssid), ssid->id);
655 	if (ssid && fils_cache_id) {
656 		params.ssid = ssid->ssid;
657 		params.ssid_len = ssid->ssid_len;
658 		params.fils_cache_id = fils_cache_id;
659 	} else {
660 		params.bssid = bssid;
661 	}
662 
663 	params.pmkid = pmkid;
664 
665 	return wpa_drv_remove_pmkid(wpa_s, &params);
666 }
667 
668 
669 #ifdef CONFIG_IEEE80211R
wpa_supplicant_update_ft_ies(void * ctx,const u8 * md,const u8 * ies,size_t ies_len)670 static int wpa_supplicant_update_ft_ies(void *ctx, const u8 *md,
671 					const u8 *ies, size_t ies_len)
672 {
673 	struct wpa_supplicant *wpa_s = ctx;
674 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
675 		return sme_update_ft_ies(wpa_s, md, ies, ies_len);
676 	return wpa_drv_update_ft_ies(wpa_s, md, ies, ies_len);
677 }
678 
679 
wpa_supplicant_send_ft_action(void * ctx,u8 action,const u8 * target_ap,const u8 * ies,size_t ies_len)680 static int wpa_supplicant_send_ft_action(void *ctx, u8 action,
681 					 const u8 *target_ap,
682 					 const u8 *ies, size_t ies_len)
683 {
684 	struct wpa_supplicant *wpa_s = ctx;
685 	int ret;
686 	u8 *data, *pos;
687 	size_t data_len;
688 
689 	if (action != 1) {
690 		wpa_printf(MSG_ERROR, "Unsupported send_ft_action action %d",
691 			   action);
692 		return -1;
693 	}
694 
695 	/*
696 	 * Action frame payload:
697 	 * Category[1] = 6 (Fast BSS Transition)
698 	 * Action[1] = 1 (Fast BSS Transition Request)
699 	 * STA Address
700 	 * Target AP Address
701 	 * FT IEs
702 	 */
703 
704 	data_len = 2 + 2 * ETH_ALEN + ies_len;
705 	data = os_malloc(data_len);
706 	if (data == NULL)
707 		return -1;
708 	pos = data;
709 	*pos++ = 0x06; /* FT Action category */
710 	*pos++ = action;
711 	os_memcpy(pos, wpa_s->own_addr, ETH_ALEN);
712 	pos += ETH_ALEN;
713 	os_memcpy(pos, target_ap, ETH_ALEN);
714 	pos += ETH_ALEN;
715 	os_memcpy(pos, ies, ies_len);
716 
717 	ret = wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0,
718 				  wpa_s->bssid, wpa_s->own_addr, wpa_s->bssid,
719 				  data, data_len, 0);
720 	os_free(data);
721 
722 	return ret;
723 }
724 
725 
wpa_supplicant_mark_authenticated(void * ctx,const u8 * target_ap)726 static int wpa_supplicant_mark_authenticated(void *ctx, const u8 *target_ap)
727 {
728 	struct wpa_supplicant *wpa_s = ctx;
729 	struct wpa_driver_auth_params params;
730 	struct wpa_bss *bss;
731 
732 	bss = wpa_bss_get_bssid(wpa_s, target_ap);
733 	if (bss == NULL)
734 		return -1;
735 
736 	os_memset(&params, 0, sizeof(params));
737 	params.bssid = target_ap;
738 	params.freq = bss->freq;
739 	params.ssid = bss->ssid;
740 	params.ssid_len = bss->ssid_len;
741 	params.auth_alg = WPA_AUTH_ALG_FT;
742 	params.local_state_change = 1;
743 	return wpa_drv_authenticate(wpa_s, &params);
744 }
745 #endif /* CONFIG_IEEE80211R */
746 
747 
748 #ifdef CONFIG_TDLS
749 
wpa_supplicant_tdls_get_capa(void * ctx,int * tdls_supported,int * tdls_ext_setup,int * tdls_chan_switch)750 static int wpa_supplicant_tdls_get_capa(void *ctx, int *tdls_supported,
751 					int *tdls_ext_setup,
752 					int *tdls_chan_switch)
753 {
754 	struct wpa_supplicant *wpa_s = ctx;
755 
756 	*tdls_supported = 0;
757 	*tdls_ext_setup = 0;
758 	*tdls_chan_switch = 0;
759 
760 	if (!wpa_s->drv_capa_known)
761 		return -1;
762 
763 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)
764 		*tdls_supported = 1;
765 
766 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP)
767 		*tdls_ext_setup = 1;
768 
769 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH)
770 		*tdls_chan_switch = 1;
771 
772 	return 0;
773 }
774 
775 
wpa_supplicant_send_tdls_mgmt(void * ctx,const u8 * dst,u8 action_code,u8 dialog_token,u16 status_code,u32 peer_capab,int initiator,const u8 * buf,size_t len,int link_id)776 static int wpa_supplicant_send_tdls_mgmt(void *ctx, const u8 *dst,
777 					 u8 action_code, u8 dialog_token,
778 					 u16 status_code, u32 peer_capab,
779 					 int initiator, const u8 *buf,
780 					 size_t len, int link_id)
781 {
782 	struct wpa_supplicant *wpa_s = ctx;
783 	return wpa_drv_send_tdls_mgmt(wpa_s, dst, action_code, dialog_token,
784 				      status_code, peer_capab, initiator, buf,
785 				      len, link_id);
786 }
787 
788 
wpa_supplicant_tdls_oper(void * ctx,int oper,const u8 * peer)789 static int wpa_supplicant_tdls_oper(void *ctx, int oper, const u8 *peer)
790 {
791 	struct wpa_supplicant *wpa_s = ctx;
792 	return wpa_drv_tdls_oper(wpa_s, oper, peer);
793 }
794 
795 
wpa_supplicant_tdls_peer_addset(void * ctx,const u8 * peer,int add,u16 aid,u16 capability,const u8 * supp_rates,size_t supp_rates_len,const struct ieee80211_ht_capabilities * ht_capab,const struct ieee80211_vht_capabilities * vht_capab,const struct ieee80211_he_capabilities * he_capab,size_t he_capab_len,const struct ieee80211_he_6ghz_band_cap * he_6ghz_he_capab,u8 qosinfo,int wmm,const u8 * ext_capab,size_t ext_capab_len,const u8 * supp_channels,size_t supp_channels_len,const u8 * supp_oper_classes,size_t supp_oper_classes_len,const struct ieee80211_eht_capabilities * eht_capab,size_t eht_capab_len,int mld_link_id)796 static int wpa_supplicant_tdls_peer_addset(
797 	void *ctx, const u8 *peer, int add, u16 aid, u16 capability,
798 	const u8 *supp_rates, size_t supp_rates_len,
799 	const struct ieee80211_ht_capabilities *ht_capab,
800 	const struct ieee80211_vht_capabilities *vht_capab,
801 	const struct ieee80211_he_capabilities *he_capab,
802 	size_t he_capab_len,
803 	const struct ieee80211_he_6ghz_band_cap *he_6ghz_he_capab,
804 	u8 qosinfo, int wmm, const u8 *ext_capab, size_t ext_capab_len,
805 	const u8 *supp_channels, size_t supp_channels_len,
806 	const u8 *supp_oper_classes, size_t supp_oper_classes_len,
807 	const struct ieee80211_eht_capabilities *eht_capab,
808 	size_t eht_capab_len, int mld_link_id)
809 {
810 	struct wpa_supplicant *wpa_s = ctx;
811 	struct hostapd_sta_add_params params;
812 
813 	os_memset(&params, 0, sizeof(params));
814 
815 	params.addr = peer;
816 	params.aid = aid;
817 	params.capability = capability;
818 	params.flags = WPA_STA_TDLS_PEER | WPA_STA_AUTHORIZED;
819 
820 	/*
821 	 * Don't rely only on qosinfo for WMM capability. It may be 0 even when
822 	 * present. Allow the WMM IE to also indicate QoS support.
823 	 */
824 	if (wmm || qosinfo)
825 		params.flags |= WPA_STA_WMM;
826 
827 	params.ht_capabilities = ht_capab;
828 	params.vht_capabilities = vht_capab;
829 	params.he_capab = he_capab;
830 	params.he_capab_len = he_capab_len;
831 	params.he_6ghz_capab = he_6ghz_he_capab;
832 	params.qosinfo = qosinfo;
833 	params.listen_interval = 0;
834 	params.supp_rates = supp_rates;
835 	params.supp_rates_len = supp_rates_len;
836 	params.set = !add;
837 	params.ext_capab = ext_capab;
838 	params.ext_capab_len = ext_capab_len;
839 	params.supp_channels = supp_channels;
840 	params.supp_channels_len = supp_channels_len;
841 	params.supp_oper_classes = supp_oper_classes;
842 	params.supp_oper_classes_len = supp_oper_classes_len;
843 	params.eht_capab = eht_capab;
844 	params.eht_capab_len = eht_capab_len;
845 	params.mld_link_id = mld_link_id;
846 
847 	return wpa_drv_sta_add(wpa_s, &params);
848 }
849 
850 
wpa_supplicant_tdls_enable_channel_switch(void * ctx,const u8 * addr,u8 oper_class,const struct hostapd_freq_params * params)851 static int wpa_supplicant_tdls_enable_channel_switch(
852 	void *ctx, const u8 *addr, u8 oper_class,
853 	const struct hostapd_freq_params *params)
854 {
855 	struct wpa_supplicant *wpa_s = ctx;
856 
857 	return wpa_drv_tdls_enable_channel_switch(wpa_s, addr, oper_class,
858 						  params);
859 }
860 
861 
wpa_supplicant_tdls_disable_channel_switch(void * ctx,const u8 * addr)862 static int wpa_supplicant_tdls_disable_channel_switch(void *ctx, const u8 *addr)
863 {
864 	struct wpa_supplicant *wpa_s = ctx;
865 
866 	return wpa_drv_tdls_disable_channel_switch(wpa_s, addr);
867 }
868 
869 #endif /* CONFIG_TDLS */
870 
871 #endif /* CONFIG_NO_WPA */
872 
873 
wpa_supplicant_ctrl_req_from_string(const char * field)874 enum wpa_ctrl_req_type wpa_supplicant_ctrl_req_from_string(const char *field)
875 {
876 	if (os_strcmp(field, "IDENTITY") == 0)
877 		return WPA_CTRL_REQ_EAP_IDENTITY;
878 	else if (os_strcmp(field, "PASSWORD") == 0)
879 		return WPA_CTRL_REQ_EAP_PASSWORD;
880 	else if (os_strcmp(field, "NEW_PASSWORD") == 0)
881 		return WPA_CTRL_REQ_EAP_NEW_PASSWORD;
882 	else if (os_strcmp(field, "PIN") == 0)
883 		return WPA_CTRL_REQ_EAP_PIN;
884 	else if (os_strcmp(field, "OTP") == 0)
885 		return WPA_CTRL_REQ_EAP_OTP;
886 	else if (os_strcmp(field, "PASSPHRASE") == 0)
887 		return WPA_CTRL_REQ_EAP_PASSPHRASE;
888 	else if (os_strcmp(field, "SIM") == 0)
889 		return WPA_CTRL_REQ_SIM;
890 	else if (os_strcmp(field, "PSK_PASSPHRASE") == 0)
891 		return WPA_CTRL_REQ_PSK_PASSPHRASE;
892 	else if (os_strcmp(field, "EXT_CERT_CHECK") == 0)
893 		return WPA_CTRL_REQ_EXT_CERT_CHECK;
894 	return WPA_CTRL_REQ_UNKNOWN;
895 }
896 
897 
wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,const char * default_txt,const char ** txt)898 const char * wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,
899 					       const char *default_txt,
900 					       const char **txt)
901 {
902 	const char *ret = NULL;
903 
904 	*txt = default_txt;
905 
906 	switch (field) {
907 	case WPA_CTRL_REQ_EAP_IDENTITY:
908 		*txt = "Identity";
909 		ret = "IDENTITY";
910 		break;
911 	case WPA_CTRL_REQ_EAP_PASSWORD:
912 		*txt = "Password";
913 		ret = "PASSWORD";
914 		break;
915 	case WPA_CTRL_REQ_EAP_NEW_PASSWORD:
916 		*txt = "New Password";
917 		ret = "NEW_PASSWORD";
918 		break;
919 	case WPA_CTRL_REQ_EAP_PIN:
920 		*txt = "PIN";
921 		ret = "PIN";
922 		break;
923 	case WPA_CTRL_REQ_EAP_OTP:
924 		ret = "OTP";
925 		break;
926 	case WPA_CTRL_REQ_EAP_PASSPHRASE:
927 		*txt = "Private key passphrase";
928 		ret = "PASSPHRASE";
929 		break;
930 	case WPA_CTRL_REQ_SIM:
931 		ret = "SIM";
932 		break;
933 	case WPA_CTRL_REQ_PSK_PASSPHRASE:
934 		*txt = "PSK or passphrase";
935 		ret = "PSK_PASSPHRASE";
936 		break;
937 	case WPA_CTRL_REQ_EXT_CERT_CHECK:
938 		*txt = "External server certificate validation";
939 		ret = "EXT_CERT_CHECK";
940 		break;
941 	default:
942 		break;
943 	}
944 
945 	/* txt needs to be something */
946 	if (*txt == NULL) {
947 		wpa_printf(MSG_WARNING, "No message for request %d", field);
948 		ret = NULL;
949 	}
950 
951 	return ret;
952 }
953 
954 
wpas_send_ctrl_req(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,const char * field_name,const char * txt)955 void wpas_send_ctrl_req(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
956 			const char *field_name, const char *txt)
957 {
958 	wpa_msg(wpa_s, MSG_INFO, WPA_CTRL_REQ "%s-%d:%s needed for SSID %s",
959 		field_name, ssid->id, txt,
960 		wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
961 }
962 
963 
964 #ifdef IEEE8021X_EAPOL
965 #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG)
wpa_supplicant_eap_param_needed(void * ctx,enum wpa_ctrl_req_type field,const char * default_txt)966 static void wpa_supplicant_eap_param_needed(void *ctx,
967 					    enum wpa_ctrl_req_type field,
968 					    const char *default_txt)
969 {
970 	struct wpa_supplicant *wpa_s = ctx;
971 	struct wpa_ssid *ssid = wpa_s->current_ssid;
972 	const char *field_name, *txt = NULL;
973 
974 	if (ssid == NULL)
975 		return;
976 
977 	if (field == WPA_CTRL_REQ_EXT_CERT_CHECK)
978 		ssid->eap.pending_ext_cert_check = PENDING_CHECK;
979 	wpas_notify_network_request(wpa_s, ssid, field, default_txt);
980 
981 	field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt,
982 						       &txt);
983 	if (field_name == NULL) {
984 		wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed",
985 			   field);
986 		return;
987 	}
988 
989 	wpas_notify_eap_status(wpa_s, "eap parameter needed", field_name);
990 
991 	wpas_send_ctrl_req(wpa_s, ssid, field_name, txt);
992 }
993 #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
994 #define wpa_supplicant_eap_param_needed NULL
995 #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
996 
997 
998 #ifdef CONFIG_EAP_PROXY
999 
wpa_supplicant_eap_proxy_cb(void * ctx)1000 static void wpa_supplicant_eap_proxy_cb(void *ctx)
1001 {
1002 	struct wpa_supplicant *wpa_s = ctx;
1003 	size_t len;
1004 
1005 	wpa_s->mnc_len = eapol_sm_get_eap_proxy_imsi(wpa_s->eapol, -1,
1006 						     wpa_s->imsi, &len);
1007 	if (wpa_s->mnc_len > 0) {
1008 		wpa_s->imsi[len] = '\0';
1009 		wpa_printf(MSG_DEBUG, "eap_proxy: IMSI %s (MNC length %d)",
1010 			   wpa_s->imsi, wpa_s->mnc_len);
1011 	} else {
1012 		wpa_printf(MSG_DEBUG, "eap_proxy: IMSI not available");
1013 	}
1014 }
1015 
1016 
wpa_sm_sim_state_error_handler(struct wpa_supplicant * wpa_s)1017 static void wpa_sm_sim_state_error_handler(struct wpa_supplicant *wpa_s)
1018 {
1019 	int i;
1020 	struct wpa_ssid *ssid;
1021 	const struct eap_method_type *eap_methods;
1022 
1023 	if (!wpa_s->conf)
1024 		return;
1025 
1026 	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)	{
1027 		eap_methods = ssid->eap.eap_methods;
1028 		if (!eap_methods)
1029 			continue;
1030 
1031 		for (i = 0; eap_methods[i].method != EAP_TYPE_NONE; i++) {
1032 			if (eap_methods[i].vendor == EAP_VENDOR_IETF &&
1033 			    (eap_methods[i].method == EAP_TYPE_SIM ||
1034 			     eap_methods[i].method == EAP_TYPE_AKA ||
1035 			     eap_methods[i].method == EAP_TYPE_AKA_PRIME)) {
1036 				wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
1037 				break;
1038 			}
1039 		}
1040 	}
1041 }
1042 
1043 
1044 static void
wpa_supplicant_eap_proxy_notify_sim_status(void * ctx,enum eap_proxy_sim_state sim_state)1045 wpa_supplicant_eap_proxy_notify_sim_status(void *ctx,
1046 					   enum eap_proxy_sim_state sim_state)
1047 {
1048 	struct wpa_supplicant *wpa_s = ctx;
1049 
1050 	wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status %u", sim_state);
1051 	switch (sim_state) {
1052 	case SIM_STATE_ERROR:
1053 		wpa_sm_sim_state_error_handler(wpa_s);
1054 		break;
1055 	default:
1056 		wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status unknown");
1057 		break;
1058 	}
1059 }
1060 
1061 #endif /* CONFIG_EAP_PROXY */
1062 
1063 
wpa_supplicant_port_cb(void * ctx,int authorized)1064 static void wpa_supplicant_port_cb(void *ctx, int authorized)
1065 {
1066 	struct wpa_supplicant *wpa_s = ctx;
1067 #ifdef CONFIG_AP
1068 	if (wpa_s->ap_iface) {
1069 		wpa_printf(MSG_DEBUG, "AP mode active - skip EAPOL Supplicant "
1070 			   "port status: %s",
1071 			   authorized ? "Authorized" : "Unauthorized");
1072 		return;
1073 	}
1074 #endif /* CONFIG_AP */
1075 	wpa_printf(MSG_DEBUG, "EAPOL: Supplicant port status: %s",
1076 		   authorized ? "Authorized" : "Unauthorized");
1077 	wpa_drv_set_supp_port(wpa_s, authorized);
1078 }
1079 
1080 
wpa_supplicant_cert_cb(void * ctx,struct tls_cert_data * cert,const char * cert_hash)1081 static void wpa_supplicant_cert_cb(void *ctx, struct tls_cert_data *cert,
1082 				   const char *cert_hash)
1083 {
1084 	struct wpa_supplicant *wpa_s = ctx;
1085 
1086 	wpas_notify_certification(wpa_s, cert, cert_hash);
1087 }
1088 
1089 
wpa_supplicant_status_cb(void * ctx,const char * status,const char * parameter)1090 static void wpa_supplicant_status_cb(void *ctx, const char *status,
1091 				     const char *parameter)
1092 {
1093 	struct wpa_supplicant *wpa_s = ctx;
1094 
1095 	wpas_notify_eap_status(wpa_s, status, parameter);
1096 }
1097 
1098 
wpa_supplicant_eap_error_cb(void * ctx,int error_code)1099 static void wpa_supplicant_eap_error_cb(void *ctx, int error_code)
1100 {
1101 	struct wpa_supplicant *wpa_s = ctx;
1102 
1103 	wpas_notify_eap_error(wpa_s, error_code);
1104 }
1105 
1106 
wpa_supplicant_eap_auth_start_cb(void * ctx)1107 static int wpa_supplicant_eap_auth_start_cb(void *ctx)
1108 {
1109 	struct wpa_supplicant *wpa_s = ctx;
1110 
1111 	if (!wpa_s->new_connection && wpa_s->deny_ptk0_rekey &&
1112 	    !wpa_sm_ext_key_id_active(wpa_s->wpa)) {
1113 		wpa_msg(wpa_s, MSG_INFO,
1114 			"WPA: PTK0 rekey not allowed, reconnecting");
1115 		wpa_supplicant_reconnect(wpa_s);
1116 		return -1;
1117 	}
1118 	return 0;
1119 }
1120 
1121 
wpa_supplicant_set_anon_id(void * ctx,const u8 * id,size_t len)1122 static void wpa_supplicant_set_anon_id(void *ctx, const u8 *id, size_t len)
1123 {
1124 	struct wpa_supplicant *wpa_s = ctx;
1125 	char *str;
1126 	int res;
1127 
1128 	wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity",
1129 			  id, len);
1130 
1131 	if (wpa_s->current_ssid == NULL)
1132 		return;
1133 
1134 	if (id == NULL) {
1135 		if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
1136 				   "NULL", 0) < 0)
1137 			return;
1138 	} else {
1139 		str = os_malloc(len * 2 + 1);
1140 		if (str == NULL)
1141 			return;
1142 		wpa_snprintf_hex(str, len * 2 + 1, id, len);
1143 		res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
1144 				     str, 0);
1145 		os_free(str);
1146 		if (res < 0)
1147 			return;
1148 	}
1149 
1150 	if (wpa_s->conf->update_config) {
1151 		res = wpa_config_write(wpa_s->confname, wpa_s->conf);
1152 		if (res) {
1153 			wpa_printf(MSG_DEBUG, "Failed to update config after "
1154 				   "anonymous_id update");
1155 		}
1156 	}
1157 }
1158 
1159 
wpas_encryption_required(void * ctx)1160 static bool wpas_encryption_required(void *ctx)
1161 {
1162 	struct wpa_supplicant *wpa_s = ctx;
1163 
1164 	return wpa_s->wpa &&
1165 		wpa_sm_has_ptk_installed(wpa_s->wpa) &&
1166 		wpa_sm_pmf_enabled(wpa_s->wpa);
1167 }
1168 
1169 #endif /* IEEE8021X_EAPOL */
1170 
1171 
wpa_supplicant_init_eapol(struct wpa_supplicant * wpa_s)1172 int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s)
1173 {
1174 #ifdef IEEE8021X_EAPOL
1175 	struct eapol_ctx *ctx;
1176 	ctx = os_zalloc(sizeof(*ctx));
1177 	if (ctx == NULL) {
1178 		wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context.");
1179 		return -1;
1180 	}
1181 
1182 	ctx->ctx = wpa_s;
1183 	ctx->msg_ctx = wpa_s;
1184 	ctx->eapol_send_ctx = wpa_s;
1185 	ctx->preauth = 0;
1186 	ctx->eapol_done_cb = wpa_supplicant_notify_eapol_done;
1187 	ctx->eapol_send = wpa_supplicant_eapol_send;
1188 #ifdef CONFIG_WEP
1189 	ctx->set_wep_key = wpa_eapol_set_wep_key;
1190 #endif /* CONFIG_WEP */
1191 #ifndef CONFIG_NO_CONFIG_BLOBS
1192 	ctx->set_config_blob = wpa_supplicant_set_config_blob;
1193 	ctx->get_config_blob = wpa_supplicant_get_config_blob;
1194 #endif /* CONFIG_NO_CONFIG_BLOBS */
1195 	ctx->aborted_cached = wpa_supplicant_aborted_cached;
1196 #ifndef CONFIG_OPENSC_ENGINE_PATH
1197 	ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
1198 #endif /* CONFIG_OPENSC_ENGINE_PATH */
1199 #ifndef CONFIG_PKCS11_ENGINE_PATH
1200 	ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
1201 #endif /* CONFIG_PKCS11_ENGINE_PATH */
1202 #ifndef CONFIG_PKCS11_MODULE_PATH
1203 	ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
1204 #endif /* CONFIG_PKCS11_MODULE_PATH */
1205 	ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers;
1206 	ctx->wps = wpa_s->wps;
1207 	ctx->eap_param_needed = wpa_supplicant_eap_param_needed;
1208 #ifdef CONFIG_EAP_PROXY
1209 	ctx->eap_proxy_cb = wpa_supplicant_eap_proxy_cb;
1210 	ctx->eap_proxy_notify_sim_status =
1211 		wpa_supplicant_eap_proxy_notify_sim_status;
1212 #endif /* CONFIG_EAP_PROXY */
1213 	ctx->port_cb = wpa_supplicant_port_cb;
1214 	ctx->cb = wpa_supplicant_eapol_cb;
1215 	ctx->cert_cb = wpa_supplicant_cert_cb;
1216 	ctx->cert_in_cb = wpa_s->conf->cert_in_cb;
1217 	ctx->status_cb = wpa_supplicant_status_cb;
1218 	ctx->eap_error_cb = wpa_supplicant_eap_error_cb;
1219 	ctx->confirm_auth_cb = wpa_supplicant_eap_auth_start_cb;
1220 	ctx->set_anon_id = wpa_supplicant_set_anon_id;
1221 	ctx->encryption_required = wpas_encryption_required;
1222 	ctx->cb_ctx = wpa_s;
1223 	wpa_s->eapol = eapol_sm_init(ctx);
1224 	if (wpa_s->eapol == NULL) {
1225 		os_free(ctx);
1226 		wpa_printf(MSG_ERROR, "Failed to initialize EAPOL state "
1227 			   "machines.");
1228 		return -1;
1229 	}
1230 #endif /* IEEE8021X_EAPOL */
1231 
1232 	return 0;
1233 }
1234 
1235 
1236 #ifndef CONFIG_NO_WPA
1237 
wpa_supplicant_set_rekey_offload(void * ctx,const u8 * kek,size_t kek_len,const u8 * kck,size_t kck_len,const u8 * replay_ctr)1238 static void wpa_supplicant_set_rekey_offload(void *ctx,
1239 					     const u8 *kek, size_t kek_len,
1240 					     const u8 *kck, size_t kck_len,
1241 					     const u8 *replay_ctr)
1242 {
1243 	struct wpa_supplicant *wpa_s = ctx;
1244 
1245 	wpa_drv_set_rekey_info(wpa_s, kek, kek_len, kck, kck_len, replay_ctr);
1246 }
1247 
1248 
wpa_supplicant_key_mgmt_set_pmk(void * ctx,const u8 * pmk,size_t pmk_len)1249 static int wpa_supplicant_key_mgmt_set_pmk(void *ctx, const u8 *pmk,
1250 					   size_t pmk_len)
1251 {
1252 	struct wpa_supplicant *wpa_s = ctx;
1253 
1254 	if (wpa_s->conf->key_mgmt_offload &&
1255 	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
1256 		return wpa_drv_set_key(wpa_s, -1, 0, NULL, 0, 0,
1257 				       NULL, 0, pmk, pmk_len, KEY_FLAG_PMK);
1258 	else
1259 		return 0;
1260 }
1261 
1262 
wpa_supplicant_fils_hlp_rx(void * ctx,const u8 * dst,const u8 * src,const u8 * pkt,size_t pkt_len)1263 static void wpa_supplicant_fils_hlp_rx(void *ctx, const u8 *dst, const u8 *src,
1264 				       const u8 *pkt, size_t pkt_len)
1265 {
1266 	struct wpa_supplicant *wpa_s = ctx;
1267 	char *hex;
1268 	size_t hexlen;
1269 
1270 	hexlen = pkt_len * 2 + 1;
1271 	hex = os_malloc(hexlen);
1272 	if (!hex)
1273 		return;
1274 	wpa_snprintf_hex(hex, hexlen, pkt, pkt_len);
1275 	wpa_msg(wpa_s, MSG_INFO, FILS_HLP_RX "dst=" MACSTR " src=" MACSTR
1276 		" frame=%s", MAC2STR(dst), MAC2STR(src), hex);
1277 	os_free(hex);
1278 }
1279 
1280 
wpa_supplicant_channel_info(void * _wpa_s,struct wpa_channel_info * ci)1281 static int wpa_supplicant_channel_info(void *_wpa_s,
1282 				       struct wpa_channel_info *ci)
1283 {
1284 	struct wpa_supplicant *wpa_s = _wpa_s;
1285 
1286 	return wpa_drv_channel_info(wpa_s, ci);
1287 }
1288 
1289 
disable_wpa_wpa2(struct wpa_ssid * ssid)1290 static void disable_wpa_wpa2(struct wpa_ssid *ssid)
1291 {
1292 	ssid->proto &= ~WPA_PROTO_WPA;
1293 	ssid->proto |= WPA_PROTO_RSN;
1294 	ssid->key_mgmt &= ~(WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_FT_PSK |
1295 			    WPA_KEY_MGMT_PSK_SHA256);
1296 	ssid->group_cipher &= ~WPA_CIPHER_TKIP;
1297 	if (!(ssid->group_cipher & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP |
1298 				    WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)))
1299 		ssid->group_cipher |= WPA_CIPHER_CCMP;
1300 	ssid->ieee80211w = MGMT_FRAME_PROTECTION_REQUIRED;
1301 }
1302 
1303 
wpas_transition_disable(struct wpa_supplicant * wpa_s,u8 bitmap)1304 void wpas_transition_disable(struct wpa_supplicant *wpa_s, u8 bitmap)
1305 {
1306 	struct wpa_ssid *ssid;
1307 	int changed = 0;
1308 
1309 	wpa_msg(wpa_s, MSG_INFO, TRANSITION_DISABLE "%02x", bitmap);
1310 
1311 	ssid = wpa_s->current_ssid;
1312 	if (!ssid)
1313 		return;
1314 
1315 #ifdef CONFIG_SAE
1316 	if ((bitmap & TRANSITION_DISABLE_WPA3_PERSONAL) &&
1317 	    wpa_key_mgmt_sae(wpa_s->key_mgmt) &&
1318 	    wpa_key_mgmt_sae(ssid->key_mgmt) &&
1319 	    (ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED ||
1320 	     (ssid->group_cipher & WPA_CIPHER_TKIP))) {
1321 		wpa_printf(MSG_DEBUG,
1322 			   "WPA3-Personal transition mode disabled based on AP notification");
1323 		disable_wpa_wpa2(ssid);
1324 		changed = 1;
1325 	}
1326 
1327 	if ((bitmap & TRANSITION_DISABLE_SAE_PK) &&
1328 	    wpa_key_mgmt_sae(wpa_s->key_mgmt) &&
1329 #ifdef CONFIG_SME
1330 	    wpa_s->sme.sae.state == SAE_ACCEPTED &&
1331 	    wpa_s->sme.sae.pk &&
1332 #endif /* CONFIG_SME */
1333 	    wpa_key_mgmt_sae(ssid->key_mgmt) &&
1334 	    (ssid->sae_pk != SAE_PK_MODE_ONLY ||
1335 	     ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED ||
1336 	     (ssid->group_cipher & WPA_CIPHER_TKIP))) {
1337 		wpa_printf(MSG_DEBUG,
1338 			   "SAE-PK: SAE authentication without PK disabled based on AP notification");
1339 		disable_wpa_wpa2(ssid);
1340 		ssid->sae_pk = SAE_PK_MODE_ONLY;
1341 		changed = 1;
1342 	}
1343 #endif /* CONFIG_SAE */
1344 
1345 	if ((bitmap & TRANSITION_DISABLE_WPA3_ENTERPRISE) &&
1346 	    wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) &&
1347 	    (ssid->key_mgmt & (WPA_KEY_MGMT_IEEE8021X |
1348 			       WPA_KEY_MGMT_FT_IEEE8021X |
1349 			       WPA_KEY_MGMT_IEEE8021X_SHA256 |
1350 			       WPA_KEY_MGMT_IEEE8021X_SHA384)) &&
1351 	    (ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED ||
1352 	     (ssid->group_cipher & WPA_CIPHER_TKIP))) {
1353 		disable_wpa_wpa2(ssid);
1354 		changed = 1;
1355 	}
1356 
1357 	if ((bitmap & TRANSITION_DISABLE_ENHANCED_OPEN) &&
1358 	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE &&
1359 	    (ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
1360 	    !ssid->owe_only) {
1361 		ssid->owe_only = 1;
1362 		changed = 1;
1363 	}
1364 
1365 	if (!changed)
1366 		return;
1367 
1368 #ifndef CONFIG_NO_CONFIG_WRITE
1369 	if (wpa_s->conf->update_config &&
1370 	    wpa_config_write(wpa_s->confname, wpa_s->conf))
1371 		wpa_printf(MSG_DEBUG, "Failed to update configuration");
1372 #endif /* CONFIG_NO_CONFIG_WRITE */
1373 }
1374 
1375 
wpa_supplicant_transition_disable(void * _wpa_s,u8 bitmap)1376 static void wpa_supplicant_transition_disable(void *_wpa_s, u8 bitmap)
1377 {
1378 	struct wpa_supplicant *wpa_s = _wpa_s;
1379 	wpas_transition_disable(wpa_s, bitmap);
1380 }
1381 
1382 
wpa_supplicant_store_ptk(void * ctx,const u8 * addr,int cipher,u32 life_time,const struct wpa_ptk * ptk)1383 static void wpa_supplicant_store_ptk(void *ctx, const u8 *addr, int cipher,
1384 				     u32 life_time, const struct wpa_ptk *ptk)
1385 {
1386 	struct wpa_supplicant *wpa_s = ctx;
1387 
1388 	ptksa_cache_add(wpa_s->ptksa, wpa_s->own_addr, addr, cipher, life_time,
1389 			ptk, NULL, NULL, 0);
1390 }
1391 
1392 #endif /* CONFIG_NO_WPA */
1393 
1394 
1395 #ifdef CONFIG_PASN
wpa_supplicant_set_ltf_keyseed(void * _wpa_s,const u8 * own_addr,const u8 * peer_addr,size_t ltf_keyseed_len,const u8 * ltf_keyseed)1396 static int wpa_supplicant_set_ltf_keyseed(void *_wpa_s, const u8 *own_addr,
1397 					  const u8 *peer_addr,
1398 					  size_t ltf_keyseed_len,
1399 					  const u8 *ltf_keyseed)
1400 {
1401 	struct wpa_supplicant *wpa_s = _wpa_s;
1402 
1403 	return wpa_drv_set_secure_ranging_ctx(wpa_s, own_addr, peer_addr, 0, 0,
1404 					      NULL, ltf_keyseed_len,
1405 					      ltf_keyseed, 0);
1406 }
1407 #endif /* CONFIG_PASN */
1408 
1409 
1410 static void
wpa_supplicant_notify_pmksa_cache_entry(void * _wpa_s,struct rsn_pmksa_cache_entry * entry)1411 wpa_supplicant_notify_pmksa_cache_entry(void *_wpa_s,
1412 					struct rsn_pmksa_cache_entry *entry)
1413 {
1414 	struct wpa_supplicant *wpa_s = _wpa_s;
1415 
1416 	wpas_notify_pmk_cache_added(wpa_s, entry);
1417 }
1418 
1419 
wpa_supplicant_ssid_verified(void * _wpa_s)1420 static void wpa_supplicant_ssid_verified(void *_wpa_s)
1421 {
1422 	struct wpa_supplicant *wpa_s = _wpa_s;
1423 
1424 	wpa_s->ssid_verified = true;
1425 	wpa_msg(wpa_s, MSG_INFO, "RSN: SSID matched expected value");
1426 }
1427 
1428 
wpa_supplicant_init_wpa(struct wpa_supplicant * wpa_s)1429 int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s)
1430 {
1431 #ifndef CONFIG_NO_WPA
1432 	struct wpa_sm_ctx *ctx;
1433 
1434 	wpa_s->ptksa = ptksa_cache_init();
1435 	if (!wpa_s->ptksa) {
1436 		wpa_printf(MSG_ERROR, "Failed to allocate PTKSA");
1437 		return -1;
1438 	}
1439 
1440 	ctx = os_zalloc(sizeof(*ctx));
1441 	if (ctx == NULL) {
1442 		wpa_printf(MSG_ERROR, "Failed to allocate WPA context.");
1443 
1444 		ptksa_cache_deinit(wpa_s->ptksa);
1445 		wpa_s->ptksa = NULL;
1446 
1447 		return -1;
1448 	}
1449 
1450 	ctx->ctx = wpa_s;
1451 	ctx->msg_ctx = wpa_s;
1452 	ctx->set_state = _wpa_supplicant_set_state;
1453 	ctx->get_state = _wpa_supplicant_get_state;
1454 	ctx->deauthenticate = _wpa_supplicant_deauthenticate;
1455 	ctx->reconnect = _wpa_supplicant_reconnect;
1456 	ctx->set_key = wpa_supplicant_set_key;
1457 	ctx->get_network_ctx = wpa_supplicant_get_network_ctx;
1458 	ctx->get_bssid = wpa_supplicant_get_bssid;
1459 	ctx->ether_send = _wpa_ether_send;
1460 	ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie;
1461 	ctx->alloc_eapol = _wpa_alloc_eapol;
1462 	ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout;
1463 	ctx->add_pmkid = wpa_supplicant_add_pmkid;
1464 	ctx->remove_pmkid = wpa_supplicant_remove_pmkid;
1465 #ifndef CONFIG_NO_CONFIG_BLOBS
1466 	ctx->set_config_blob = wpa_supplicant_set_config_blob;
1467 	ctx->get_config_blob = wpa_supplicant_get_config_blob;
1468 #endif /* CONFIG_NO_CONFIG_BLOBS */
1469 	ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection;
1470 #ifdef CONFIG_IEEE80211R
1471 	ctx->update_ft_ies = wpa_supplicant_update_ft_ies;
1472 	ctx->send_ft_action = wpa_supplicant_send_ft_action;
1473 	ctx->mark_authenticated = wpa_supplicant_mark_authenticated;
1474 #endif /* CONFIG_IEEE80211R */
1475 #ifdef CONFIG_TDLS
1476 	ctx->tdls_get_capa = wpa_supplicant_tdls_get_capa;
1477 	ctx->send_tdls_mgmt = wpa_supplicant_send_tdls_mgmt;
1478 	ctx->tdls_oper = wpa_supplicant_tdls_oper;
1479 	ctx->tdls_peer_addset = wpa_supplicant_tdls_peer_addset;
1480 	ctx->tdls_enable_channel_switch =
1481 		wpa_supplicant_tdls_enable_channel_switch;
1482 	ctx->tdls_disable_channel_switch =
1483 		wpa_supplicant_tdls_disable_channel_switch;
1484 #endif /* CONFIG_TDLS */
1485 	ctx->set_rekey_offload = wpa_supplicant_set_rekey_offload;
1486 	ctx->key_mgmt_set_pmk = wpa_supplicant_key_mgmt_set_pmk;
1487 	ctx->fils_hlp_rx = wpa_supplicant_fils_hlp_rx;
1488 	ctx->channel_info = wpa_supplicant_channel_info;
1489 	ctx->transition_disable = wpa_supplicant_transition_disable;
1490 	ctx->store_ptk = wpa_supplicant_store_ptk;
1491 #ifdef CONFIG_PASN
1492 	ctx->set_ltf_keyseed = wpa_supplicant_set_ltf_keyseed;
1493 #endif /* CONFIG_PASN */
1494 	ctx->notify_pmksa_cache_entry = wpa_supplicant_notify_pmksa_cache_entry;
1495 	ctx->ssid_verified = wpa_supplicant_ssid_verified;
1496 
1497 	wpa_s->wpa = wpa_sm_init(ctx);
1498 	if (wpa_s->wpa == NULL) {
1499 		wpa_printf(MSG_ERROR,
1500 			   "Failed to initialize WPA state machine");
1501 		os_free(ctx);
1502 		ptksa_cache_deinit(wpa_s->ptksa);
1503 		wpa_s->ptksa = NULL;
1504 		return -1;
1505 	}
1506 #endif /* CONFIG_NO_WPA */
1507 
1508 	return 0;
1509 }
1510 
1511 
wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid)1512 void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s,
1513 					struct wpa_ssid *ssid)
1514 {
1515 	struct rsn_supp_config conf;
1516 	if (ssid) {
1517 		os_memset(&conf, 0, sizeof(conf));
1518 		conf.network_ctx = ssid;
1519 		conf.allowed_pairwise_cipher = ssid->pairwise_cipher;
1520 #ifdef IEEE8021X_EAPOL
1521 		conf.proactive_key_caching = ssid->proactive_key_caching < 0 ?
1522 			wpa_s->conf->okc : ssid->proactive_key_caching;
1523 		conf.eap_workaround = ssid->eap_workaround;
1524 		conf.eap_conf_ctx = &ssid->eap;
1525 #endif /* IEEE8021X_EAPOL */
1526 		conf.ssid = ssid->ssid;
1527 		conf.ssid_len = ssid->ssid_len;
1528 		conf.wpa_ptk_rekey = ssid->wpa_ptk_rekey;
1529 		conf.wpa_deny_ptk0_rekey = ssid->wpa_deny_ptk0_rekey;
1530 		conf.owe_ptk_workaround = ssid->owe_ptk_workaround;
1531 #ifdef CONFIG_P2P
1532 		if (ssid->p2p_group && wpa_s->current_bss &&
1533 		    !wpa_s->p2p_disable_ip_addr_req) {
1534 			struct wpabuf *p2p;
1535 			p2p = wpa_bss_get_vendor_ie_multi(wpa_s->current_bss,
1536 							  P2P_IE_VENDOR_TYPE);
1537 			if (p2p) {
1538 				u8 group_capab;
1539 				group_capab = p2p_get_group_capab(p2p);
1540 				if (group_capab &
1541 				    P2P_GROUP_CAPAB_IP_ADDR_ALLOCATION)
1542 					conf.p2p = 1;
1543 				wpabuf_free(p2p);
1544 			}
1545 		}
1546 #endif /* CONFIG_P2P */
1547 		conf.wpa_rsc_relaxation = wpa_s->conf->wpa_rsc_relaxation;
1548 #ifdef CONFIG_FILS
1549 		if (wpa_key_mgmt_fils(wpa_s->key_mgmt))
1550 			conf.fils_cache_id =
1551 				wpa_bss_get_fils_cache_id(wpa_s->current_bss);
1552 #endif /* CONFIG_FILS */
1553 		if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_BEACON_PROTECTION) ||
1554 		    (wpa_s->drv_flags2 &
1555 		     WPA_DRIVER_FLAGS2_BEACON_PROTECTION_CLIENT))
1556 			conf.beacon_prot = ssid->beacon_prot;
1557 
1558 #ifdef CONFIG_PASN
1559 #ifdef CONFIG_TESTING_OPTIONS
1560 		conf.force_kdk_derivation = wpa_s->conf->force_kdk_derivation;
1561 #endif /* CONFIG_TESTING_OPTIONS */
1562 #endif /* CONFIG_PASN */
1563 	}
1564 	wpa_sm_set_config(wpa_s->wpa, ssid ? &conf : NULL);
1565 }
1566