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  	struct driver_sta_mlo_info drv_mlo;
152  	size_t msglen;
153  	int res;
154  
155  	/* TODO: could add l2_packet_sendmsg that allows fragments to avoid
156  	 * extra copy here */
157  
158  	if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
159  	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE ||
160  	    wpa_s->key_mgmt == WPA_KEY_MGMT_DPP ||
161  	    wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
162  		/* Current SSID is not using IEEE 802.1X/EAP, so drop possible
163  		 * EAPOL frames (mainly, EAPOL-Start) from EAPOL state
164  		 * machines. */
165  		wpa_printf(MSG_DEBUG, "WPA: drop TX EAPOL in non-IEEE 802.1X "
166  			   "mode (type=%d len=%lu)", type,
167  			   (unsigned long) len);
168  		return -1;
169  	}
170  
171  	if (pmksa_cache_get_current(wpa_s->wpa) &&
172  	    type == IEEE802_1X_TYPE_EAPOL_START) {
173  		/*
174  		 * We were trying to use PMKSA caching and sending EAPOL-Start
175  		 * would abort that and trigger full EAPOL authentication.
176  		 * However, we've already waited for the AP/Authenticator to
177  		 * start 4-way handshake or EAP authentication, and apparently
178  		 * it has not done so since the startWhen timer has reached zero
179  		 * to get the state machine sending EAPOL-Start. This is not
180  		 * really supposed to happen, but an interoperability issue with
181  		 * a deployed AP has been identified where the connection fails
182  		 * due to that AP failing to operate correctly if PMKID is
183  		 * included in the Association Request frame. To work around
184  		 * this, assume PMKSA caching failed and try to initiate full
185  		 * EAP authentication.
186  		 */
187  		if (!wpa_s->current_ssid ||
188  		    wpa_s->current_ssid->eap_workaround) {
189  			wpa_printf(MSG_DEBUG,
190  				   "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");
191  		} else {
192  			wpa_printf(MSG_DEBUG,
193  				   "RSN: PMKSA caching - do not send EAPOL-Start");
194  			return -1;
195  		}
196  	}
197  
198  	if (is_zero_ether_addr(wpa_s->bssid)) {
199  		wpa_printf(MSG_DEBUG, "BSSID not set when trying to send an "
200  			   "EAPOL frame");
201  		os_memset(&drv_mlo, 0, sizeof(drv_mlo));
202  		if (wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
203  		    (!wpa_s->valid_links ||
204  		     wpas_drv_get_sta_mlo_info(wpa_s, &drv_mlo) == 0) &&
205  		    !is_zero_ether_addr(bssid)) {
206  			dst = drv_mlo.valid_links ? drv_mlo.ap_mld_addr : bssid;
207  			wpa_printf(MSG_DEBUG, "Using current %s " MACSTR
208  				   " from the driver as the EAPOL destination",
209  				   drv_mlo.valid_links ? "AP MLD MAC address" :
210  				   "BSSID",
211  				   MAC2STR(dst));
212  		} else {
213  			dst = wpa_s->last_eapol_src;
214  			wpa_printf(MSG_DEBUG, "Using the source address of the"
215  				   " last received EAPOL frame " MACSTR " as "
216  				   "the EAPOL destination",
217  				   MAC2STR(dst));
218  		}
219  	} else {
220  		/* BSSID was already set (from (Re)Assoc event, so use BSSID or
221  		 * AP MLD MAC address (in the case of MLO connection) as the
222  		 * EAPOL destination. */
223  		dst = wpa_s->valid_links ? wpa_s->ap_mld_addr : wpa_s->bssid;
224  	}
225  
226  	msg = wpa_alloc_eapol(wpa_s, type, buf, len, &msglen, NULL);
227  	if (msg == NULL)
228  		return -1;
229  
230  	wpa_printf(MSG_DEBUG, "TX EAPOL: dst=" MACSTR, MAC2STR(dst));
231  	wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", msg, msglen);
232  	res = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, msg, msglen);
233  	os_free(msg);
234  	return res;
235  }
236  
237  
238  #ifdef CONFIG_WEP
239  /**
240   * wpa_eapol_set_wep_key - set WEP key for the driver
241   * @ctx: Pointer to wpa_supplicant data (wpa_s)
242   * @unicast: 1 = individual unicast key, 0 = broadcast key
243   * @keyidx: WEP key index (0..3)
244   * @key: Pointer to key data
245   * @keylen: Key length in bytes
246   * Returns: 0 on success or < 0 on error.
247   */
wpa_eapol_set_wep_key(void * ctx,int unicast,int keyidx,const u8 * key,size_t keylen)248  static int wpa_eapol_set_wep_key(void *ctx, int unicast, int keyidx,
249  				 const u8 *key, size_t keylen)
250  {
251  	struct wpa_supplicant *wpa_s = ctx;
252  	if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
253  		int cipher = (keylen == 5) ? WPA_CIPHER_WEP40 :
254  			WPA_CIPHER_WEP104;
255  		if (unicast)
256  			wpa_s->pairwise_cipher = cipher;
257  		else
258  			wpa_s->group_cipher = cipher;
259  	}
260  	return wpa_drv_set_key(wpa_s, -1, WPA_ALG_WEP,
261  			       unicast ? wpa_s->bssid : NULL,
262  			       keyidx, unicast, NULL, 0, key, keylen,
263  			       unicast ? KEY_FLAG_PAIRWISE_RX_TX :
264  			       KEY_FLAG_GROUP_RX_TX_DEFAULT);
265  }
266  #endif /* CONFIG_WEP */
267  
268  
wpa_supplicant_aborted_cached(void * ctx)269  static void wpa_supplicant_aborted_cached(void *ctx)
270  {
271  	struct wpa_supplicant *wpa_s = ctx;
272  	wpa_sm_aborted_cached(wpa_s->wpa);
273  }
274  
275  
result_str(enum eapol_supp_result result)276  static const char * result_str(enum eapol_supp_result result)
277  {
278  	switch (result) {
279  	case EAPOL_SUPP_RESULT_FAILURE:
280  		return "FAILURE";
281  	case EAPOL_SUPP_RESULT_SUCCESS:
282  		return "SUCCESS";
283  	case EAPOL_SUPP_RESULT_EXPECTED_FAILURE:
284  		return "EXPECTED_FAILURE";
285  	}
286  	return "?";
287  }
288  
289  
wpa_supplicant_eapol_cb(struct eapol_sm * eapol,enum eapol_supp_result result,void * ctx)290  static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol,
291  				    enum eapol_supp_result result,
292  				    void *ctx)
293  {
294  	struct wpa_supplicant *wpa_s = ctx;
295  	int res, pmk_len;
296  	u8 pmk[PMK_LEN_MAX];
297  
298  	wpa_printf(MSG_DEBUG, "EAPOL authentication completed - result=%s",
299  		   result_str(result));
300  
301  	if (wpas_wps_eapol_cb(wpa_s) > 0)
302  		return;
303  
304  	wpa_s->eap_expected_failure = result ==
305  		EAPOL_SUPP_RESULT_EXPECTED_FAILURE;
306  
307  	if (result != EAPOL_SUPP_RESULT_SUCCESS) {
308  		int timeout = 2;
309  		/*
310  		 * Make sure we do not get stuck here waiting for long EAPOL
311  		 * timeout if the AP does not disconnect in case of
312  		 * authentication failure.
313  		 */
314  		if (wpa_s->eapol_failed) {
315  			wpa_printf(MSG_DEBUG,
316  				   "EAPOL authentication failed again and AP did not disconnect us");
317  			timeout = 0;
318  		}
319  		wpa_s->eapol_failed = 1;
320  		wpa_supplicant_req_auth_timeout(wpa_s, timeout, 0);
321  	} else {
322  		wpa_s->eapol_failed = 0;
323  		ieee802_1x_notify_create_actor(wpa_s, wpa_s->last_eapol_src);
324  	}
325  
326  	if (result != EAPOL_SUPP_RESULT_SUCCESS ||
327  	    !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X))
328  		return;
329  
330  	if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
331  		return;
332  
333  	wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
334  		   "handshake");
335  
336  	if (wpa_key_mgmt_sha384(wpa_s->key_mgmt))
337  		pmk_len = PMK_LEN_SUITE_B_192;
338  	else
339  		pmk_len = PMK_LEN;
340  
341  	if (wpa_key_mgmt_ft(wpa_s->key_mgmt)) {
342  #ifdef CONFIG_IEEE80211R
343  		u8 buf[2 * PMK_LEN];
344  		wpa_printf(MSG_DEBUG, "RSN: Use FT XXKey as PMK for "
345  			   "driver-based 4-way hs and FT");
346  		res = eapol_sm_get_key(eapol, buf, 2 * PMK_LEN);
347  		if (res == 0) {
348  			if (wpa_key_mgmt_sha384(wpa_s->key_mgmt))
349  				os_memcpy(pmk, buf, pmk_len);
350  			else
351  				os_memcpy(pmk, buf + PMK_LEN, PMK_LEN);
352  			os_memset(buf, 0, sizeof(buf));
353  		}
354  #else /* CONFIG_IEEE80211R */
355  		res = -1;
356  #endif /* CONFIG_IEEE80211R */
357  	} else {
358  		res = eapol_sm_get_key(eapol, pmk, pmk_len);
359  		if (res) {
360  			/*
361  			 * EAP-LEAP is an exception from other EAP methods: it
362  			 * uses only 16-byte PMK.
363  			 */
364  			res = eapol_sm_get_key(eapol, pmk, 16);
365  			pmk_len = 16;
366  		}
367  	}
368  
369  	if (res) {
370  		wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
371  			   "machines");
372  		return;
373  	}
374  
375  	wpa_hexdump_key(MSG_DEBUG, "RSN: Configure PMK for driver-based 4-way "
376  			"handshake", pmk, pmk_len);
377  
378  	if (wpa_drv_set_key(wpa_s, -1, 0, NULL, 0, 0, NULL, 0, pmk,
379  			    pmk_len, KEY_FLAG_PMK)) {
380  		wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
381  	}
382  
383  	wpa_supplicant_cancel_scan(wpa_s);
384  	wpa_supplicant_cancel_auth_timeout(wpa_s);
385  	wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
386  
387  }
388  
389  
wpa_supplicant_notify_eapol_done(void * ctx)390  static void wpa_supplicant_notify_eapol_done(void *ctx)
391  {
392  	struct wpa_supplicant *wpa_s = ctx;
393  	wpa_msg(wpa_s, MSG_DEBUG, "WPA: EAPOL processing complete");
394  	if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
395  		wpa_supplicant_set_state(wpa_s, WPA_4WAY_HANDSHAKE);
396  	} else {
397  		wpa_supplicant_cancel_auth_timeout(wpa_s);
398  		wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
399  	}
400  }
401  
402  #endif /* IEEE8021X_EAPOL */
403  
404  
405  #ifndef CONFIG_NO_WPA
406  
wpa_get_beacon_ie(struct wpa_supplicant * wpa_s)407  static int wpa_get_beacon_ie(struct wpa_supplicant *wpa_s)
408  {
409  	int ret = 0;
410  	struct wpa_bss *curr = NULL, *bss;
411  	struct wpa_ssid *ssid = wpa_s->current_ssid;
412  	const u8 *ie;
413  
414  	dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
415  		if (!ether_addr_equal(bss->bssid, wpa_s->bssid))
416  			continue;
417  		if (ssid == NULL ||
418  		    ((bss->ssid_len == ssid->ssid_len &&
419  		      os_memcmp(bss->ssid, ssid->ssid, ssid->ssid_len) == 0) ||
420  		     ssid->ssid_len == 0)) {
421  			curr = bss;
422  			break;
423  		}
424  #ifdef CONFIG_OWE
425  		if (ssid && (ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
426  		    (bss->flags & WPA_BSS_OWE_TRANSITION)) {
427  			curr = bss;
428  			break;
429  		}
430  #endif /* CONFIG_OWE */
431  	}
432  
433  	if (curr) {
434  		ie = wpa_bss_get_vendor_ie(curr, WPA_IE_VENDOR_TYPE);
435  		if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
436  			ret = -1;
437  
438  		ie = wpa_bss_get_ie(curr, WLAN_EID_RSN);
439  		if (wpa_sm_set_ap_rsn_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
440  			ret = -1;
441  
442  		ie = wpa_bss_get_ie(curr, WLAN_EID_RSNX);
443  		if (wpa_sm_set_ap_rsnxe(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
444  			ret = -1;
445  
446  		ie = wpa_bss_get_vendor_ie(curr, RSNE_OVERRIDE_IE_VENDOR_TYPE);
447  		if (wpa_sm_set_ap_rsne_override(wpa_s->wpa, ie,
448  						ie ? 2 + ie[1] : 0))
449  			ret = -1;
450  
451  		ie = wpa_bss_get_vendor_ie(curr,
452  					   RSNE_OVERRIDE_2_IE_VENDOR_TYPE);
453  		if (wpa_sm_set_ap_rsne_override_2(wpa_s->wpa, ie,
454  						  ie ? 2 + ie[1] : 0))
455  			ret = -1;
456  
457  		ie = wpa_bss_get_vendor_ie(curr, RSNXE_OVERRIDE_IE_VENDOR_TYPE);
458  		if (wpa_sm_set_ap_rsnxe_override(wpa_s->wpa, ie,
459  						 ie ? 2 + ie[1] : 0))
460  			ret = -1;
461  	} else {
462  		ret = -1;
463  	}
464  
465  	return ret;
466  }
467  
468  
wpa_supplicant_get_beacon_ie(void * ctx)469  static int wpa_supplicant_get_beacon_ie(void *ctx)
470  {
471  	struct wpa_supplicant *wpa_s = ctx;
472  	if (wpa_get_beacon_ie(wpa_s) == 0) {
473  		return 0;
474  	}
475  
476  	/* No WPA/RSN IE found in the cached scan results. Try to get updated
477  	 * scan results from the driver. */
478  	if (wpa_supplicant_update_scan_results(wpa_s, wpa_s->bssid) < 0)
479  		return -1;
480  
481  	return wpa_get_beacon_ie(wpa_s);
482  }
483  
484  
_wpa_alloc_eapol(void * wpa_s,u8 type,const void * data,u16 data_len,size_t * msg_len,void ** data_pos)485  static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type,
486  			     const void *data, u16 data_len,
487  			     size_t *msg_len, void **data_pos)
488  {
489  	return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos);
490  }
491  
492  
_wpa_ether_send(void * wpa_s,const u8 * dest,u16 proto,const u8 * buf,size_t len)493  static int _wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto,
494  			   const u8 *buf, size_t len)
495  {
496  	return wpa_ether_send(wpa_s, dest, proto, buf, len);
497  }
498  
499  
_wpa_supplicant_cancel_auth_timeout(void * wpa_s)500  static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s)
501  {
502  	wpa_supplicant_cancel_auth_timeout(wpa_s);
503  }
504  
505  
_wpa_supplicant_set_state(void * wpa_s,enum wpa_states state)506  static void _wpa_supplicant_set_state(void *wpa_s, enum wpa_states state)
507  {
508  	wpa_supplicant_set_state(wpa_s, state);
509  }
510  
511  
512  /**
513   * wpa_supplicant_get_state - Get the connection state
514   * @wpa_s: Pointer to wpa_supplicant data
515   * Returns: The current connection state (WPA_*)
516   */
wpa_supplicant_get_state(struct wpa_supplicant * wpa_s)517  static enum wpa_states wpa_supplicant_get_state(struct wpa_supplicant *wpa_s)
518  {
519  	return wpa_s->wpa_state;
520  }
521  
522  
_wpa_supplicant_get_state(void * wpa_s)523  static enum wpa_states _wpa_supplicant_get_state(void *wpa_s)
524  {
525  	return wpa_supplicant_get_state(wpa_s);
526  }
527  
528  
_wpa_supplicant_deauthenticate(void * wpa_s,u16 reason_code)529  static void _wpa_supplicant_deauthenticate(void *wpa_s, u16 reason_code)
530  {
531  	wpa_supplicant_deauthenticate(wpa_s, reason_code);
532  	/* Schedule a scan to make sure we continue looking for networks */
533  	wpa_supplicant_req_scan(wpa_s, 5, 0);
534  }
535  
536  
_wpa_supplicant_reconnect(void * wpa_s)537  static void _wpa_supplicant_reconnect(void *wpa_s)
538  {
539  	wpa_supplicant_reconnect(wpa_s);
540  }
541  
542  
wpa_supplicant_get_network_ctx(void * wpa_s)543  static void * wpa_supplicant_get_network_ctx(void *wpa_s)
544  {
545  	return wpa_supplicant_get_ssid(wpa_s);
546  }
547  
548  
wpa_supplicant_get_bssid(void * ctx,u8 * bssid)549  static int wpa_supplicant_get_bssid(void *ctx, u8 *bssid)
550  {
551  	struct wpa_supplicant *wpa_s = ctx;
552  	return wpa_drv_get_bssid(wpa_s, bssid);
553  }
554  
555  
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)556  static int wpa_supplicant_set_key(void *_wpa_s, int link_id, enum wpa_alg alg,
557  				  const u8 *addr, int key_idx, int set_tx,
558  				  const u8 *seq, size_t seq_len,
559  				  const u8 *key, size_t key_len,
560  				  enum key_flag key_flag)
561  {
562  	struct wpa_supplicant *wpa_s = _wpa_s;
563  	int ret;
564  
565  	if (alg == WPA_ALG_TKIP && key_idx == 0 && key_len == 32) {
566  		/* Clear the MIC error counter when setting a new PTK. */
567  		wpa_s->mic_errors_seen = 0;
568  	}
569  #ifdef CONFIG_TESTING_GET_GTK
570  	if (key_idx > 0 && addr && is_broadcast_ether_addr(addr) &&
571  	    alg != WPA_ALG_NONE && key_len <= sizeof(wpa_s->last_gtk)) {
572  		os_memcpy(wpa_s->last_gtk, key, key_len);
573  		wpa_s->last_gtk_len = key_len;
574  	}
575  #endif /* CONFIG_TESTING_GET_GTK */
576  #ifdef CONFIG_TESTING_OPTIONS
577  	if (addr && !is_broadcast_ether_addr(addr) &&
578  	    !(key_flag & KEY_FLAG_MODIFY)) {
579  		wpa_s->last_tk_alg = alg;
580  		os_memcpy(wpa_s->last_tk_addr, addr, ETH_ALEN);
581  		wpa_s->last_tk_key_idx = key_idx;
582  		if (key)
583  			os_memcpy(wpa_s->last_tk, key, key_len);
584  		wpa_s->last_tk_len = key_len;
585  	}
586  #endif /* CONFIG_TESTING_OPTIONS */
587  
588  	ret = wpa_drv_set_key(wpa_s, link_id, alg, addr, key_idx, set_tx, seq,
589  			      seq_len, key, key_len, key_flag);
590  	if (ret == 0 && (key_idx == 6 || key_idx == 7) &&
591  	    alg != WPA_ALG_NONE && key_len > 0)
592  		wpa_s->bigtk_set = true;
593  
594  	return ret;
595  }
596  
597  
wpa_supplicant_mlme_setprotection(void * wpa_s,const u8 * addr,int protection_type,int key_type)598  static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr,
599  					     int protection_type,
600  					     int key_type)
601  {
602  	return wpa_drv_mlme_setprotection(wpa_s, addr, protection_type,
603  					  key_type);
604  }
605  
606  
wpas_get_network_ctx(struct wpa_supplicant * wpa_s,void * network_ctx)607  static struct wpa_ssid * wpas_get_network_ctx(struct wpa_supplicant *wpa_s,
608  					      void *network_ctx)
609  {
610  	struct wpa_ssid *ssid;
611  
612  	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
613  		if (network_ctx == ssid)
614  			return ssid;
615  	}
616  
617  	return NULL;
618  }
619  
620  
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)621  static int wpa_supplicant_add_pmkid(void *_wpa_s, void *network_ctx,
622  				    const u8 *bssid, const u8 *pmkid,
623  				    const u8 *fils_cache_id,
624  				    const u8 *pmk, size_t pmk_len,
625  				    u32 pmk_lifetime, u8 pmk_reauth_threshold,
626  				    int akmp)
627  {
628  	struct wpa_supplicant *wpa_s = _wpa_s;
629  	struct wpa_ssid *ssid;
630  	struct wpa_pmkid_params params;
631  
632  	os_memset(&params, 0, sizeof(params));
633  	ssid = wpas_get_network_ctx(wpa_s, network_ctx);
634  	if (ssid) {
635  		wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_ADDED MACSTR " %d",
636  			MAC2STR(bssid), ssid->id);
637  		if ((akmp == WPA_KEY_MGMT_FT_IEEE8021X ||
638  		     akmp == WPA_KEY_MGMT_FT_IEEE8021X_SHA384) &&
639  		    !ssid->ft_eap_pmksa_caching) {
640  			/* Since we will not be using PMKSA caching for FT-EAP
641  			 * within wpa_supplicant to avoid known interop issues
642  			 * with APs, do not add this PMKID to the driver either
643  			 * so that we won't be hitting those interop issues
644  			 * with driver-based RSNE generation. */
645  			wpa_printf(MSG_DEBUG,
646  				   "FT: Do not add PMKID entry to the driver since FT-EAP PMKSA caching is not enabled in configuration");
647  			return 0;
648  		}
649  	}
650  	if (ssid && fils_cache_id) {
651  		params.ssid = ssid->ssid;
652  		params.ssid_len = ssid->ssid_len;
653  		params.fils_cache_id = fils_cache_id;
654  	} else {
655  		params.bssid = bssid;
656  	}
657  
658  	params.pmkid = pmkid;
659  	params.pmk = pmk;
660  	params.pmk_len = pmk_len;
661  	params.pmk_lifetime = pmk_lifetime;
662  	params.pmk_reauth_threshold = pmk_reauth_threshold;
663  
664  	return wpa_drv_add_pmkid(wpa_s, &params);
665  }
666  
667  
wpa_supplicant_remove_pmkid(void * _wpa_s,void * network_ctx,const u8 * bssid,const u8 * pmkid,const u8 * fils_cache_id)668  static int wpa_supplicant_remove_pmkid(void *_wpa_s, void *network_ctx,
669  				       const u8 *bssid, const u8 *pmkid,
670  				       const u8 *fils_cache_id)
671  {
672  	struct wpa_supplicant *wpa_s = _wpa_s;
673  	struct wpa_ssid *ssid;
674  	struct wpa_pmkid_params params;
675  
676  	os_memset(&params, 0, sizeof(params));
677  	ssid = wpas_get_network_ctx(wpa_s, network_ctx);
678  	if (ssid)
679  		wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_REMOVED MACSTR " %d",
680  			MAC2STR(bssid), ssid->id);
681  	if (ssid && fils_cache_id) {
682  		params.ssid = ssid->ssid;
683  		params.ssid_len = ssid->ssid_len;
684  		params.fils_cache_id = fils_cache_id;
685  	} else {
686  		params.bssid = bssid;
687  	}
688  
689  	params.pmkid = pmkid;
690  
691  	return wpa_drv_remove_pmkid(wpa_s, &params);
692  }
693  
694  
695  #ifdef CONFIG_IEEE80211R
wpa_supplicant_update_ft_ies(void * ctx,const u8 * md,const u8 * ies,size_t ies_len)696  static int wpa_supplicant_update_ft_ies(void *ctx, const u8 *md,
697  					const u8 *ies, size_t ies_len)
698  {
699  	struct wpa_supplicant *wpa_s = ctx;
700  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
701  		return sme_update_ft_ies(wpa_s, md, ies, ies_len);
702  	return wpa_drv_update_ft_ies(wpa_s, md, ies, ies_len);
703  }
704  
705  
wpa_supplicant_send_ft_action(void * ctx,u8 action,const u8 * target_ap,const u8 * ies,size_t ies_len)706  static int wpa_supplicant_send_ft_action(void *ctx, u8 action,
707  					 const u8 *target_ap,
708  					 const u8 *ies, size_t ies_len)
709  {
710  	struct wpa_supplicant *wpa_s = ctx;
711  	int ret;
712  	u8 *data, *pos;
713  	size_t data_len;
714  
715  	if (action != 1) {
716  		wpa_printf(MSG_ERROR, "Unsupported send_ft_action action %d",
717  			   action);
718  		return -1;
719  	}
720  
721  	/*
722  	 * Action frame payload:
723  	 * Category[1] = 6 (Fast BSS Transition)
724  	 * Action[1] = 1 (Fast BSS Transition Request)
725  	 * STA Address
726  	 * Target AP Address
727  	 * FT IEs
728  	 */
729  
730  	data_len = 2 + 2 * ETH_ALEN + ies_len;
731  	data = os_malloc(data_len);
732  	if (data == NULL)
733  		return -1;
734  	pos = data;
735  	*pos++ = 0x06; /* FT Action category */
736  	*pos++ = action;
737  	os_memcpy(pos, wpa_s->own_addr, ETH_ALEN);
738  	pos += ETH_ALEN;
739  	os_memcpy(pos, target_ap, ETH_ALEN);
740  	pos += ETH_ALEN;
741  	os_memcpy(pos, ies, ies_len);
742  
743  	ret = wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0,
744  				  wpa_s->bssid, wpa_s->own_addr, wpa_s->bssid,
745  				  data, data_len, 0);
746  	os_free(data);
747  
748  	return ret;
749  }
750  
751  
wpa_supplicant_mark_authenticated(void * ctx,const u8 * target_ap)752  static int wpa_supplicant_mark_authenticated(void *ctx, const u8 *target_ap)
753  {
754  	struct wpa_supplicant *wpa_s = ctx;
755  	struct wpa_driver_auth_params params;
756  	struct wpa_bss *bss;
757  
758  	bss = wpa_bss_get_bssid(wpa_s, target_ap);
759  	if (bss == NULL)
760  		return -1;
761  
762  	os_memset(&params, 0, sizeof(params));
763  	params.bssid = target_ap;
764  	params.freq = bss->freq;
765  	params.ssid = bss->ssid;
766  	params.ssid_len = bss->ssid_len;
767  	params.auth_alg = WPA_AUTH_ALG_FT;
768  	params.local_state_change = 1;
769  	return wpa_drv_authenticate(wpa_s, &params);
770  }
771  #endif /* CONFIG_IEEE80211R */
772  
773  
774  #ifdef CONFIG_TDLS
775  
wpa_supplicant_tdls_get_capa(void * ctx,int * tdls_supported,int * tdls_ext_setup,int * tdls_chan_switch)776  static int wpa_supplicant_tdls_get_capa(void *ctx, int *tdls_supported,
777  					int *tdls_ext_setup,
778  					int *tdls_chan_switch)
779  {
780  	struct wpa_supplicant *wpa_s = ctx;
781  
782  	*tdls_supported = 0;
783  	*tdls_ext_setup = 0;
784  	*tdls_chan_switch = 0;
785  
786  	if (!wpa_s->drv_capa_known)
787  		return -1;
788  
789  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)
790  		*tdls_supported = 1;
791  
792  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP)
793  		*tdls_ext_setup = 1;
794  
795  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH)
796  		*tdls_chan_switch = 1;
797  
798  	return 0;
799  }
800  
801  
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)802  static int wpa_supplicant_send_tdls_mgmt(void *ctx, const u8 *dst,
803  					 u8 action_code, u8 dialog_token,
804  					 u16 status_code, u32 peer_capab,
805  					 int initiator, const u8 *buf,
806  					 size_t len, int link_id)
807  {
808  	struct wpa_supplicant *wpa_s = ctx;
809  	return wpa_drv_send_tdls_mgmt(wpa_s, dst, action_code, dialog_token,
810  				      status_code, peer_capab, initiator, buf,
811  				      len, link_id);
812  }
813  
814  
wpa_supplicant_tdls_oper(void * ctx,int oper,const u8 * peer)815  static int wpa_supplicant_tdls_oper(void *ctx, int oper, const u8 *peer)
816  {
817  	struct wpa_supplicant *wpa_s = ctx;
818  	return wpa_drv_tdls_oper(wpa_s, oper, peer);
819  }
820  
821  
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)822  static int wpa_supplicant_tdls_peer_addset(
823  	void *ctx, const u8 *peer, int add, u16 aid, u16 capability,
824  	const u8 *supp_rates, size_t supp_rates_len,
825  	const struct ieee80211_ht_capabilities *ht_capab,
826  	const struct ieee80211_vht_capabilities *vht_capab,
827  	const struct ieee80211_he_capabilities *he_capab,
828  	size_t he_capab_len,
829  	const struct ieee80211_he_6ghz_band_cap *he_6ghz_he_capab,
830  	u8 qosinfo, int wmm, const u8 *ext_capab, size_t ext_capab_len,
831  	const u8 *supp_channels, size_t supp_channels_len,
832  	const u8 *supp_oper_classes, size_t supp_oper_classes_len,
833  	const struct ieee80211_eht_capabilities *eht_capab,
834  	size_t eht_capab_len, int mld_link_id)
835  {
836  	struct wpa_supplicant *wpa_s = ctx;
837  	struct hostapd_sta_add_params params;
838  
839  	os_memset(&params, 0, sizeof(params));
840  
841  	params.addr = peer;
842  	params.aid = aid;
843  	params.capability = capability;
844  	params.flags = WPA_STA_TDLS_PEER | WPA_STA_AUTHORIZED;
845  
846  	/*
847  	 * Don't rely only on qosinfo for WMM capability. It may be 0 even when
848  	 * present. Allow the WMM IE to also indicate QoS support.
849  	 */
850  	if (wmm || qosinfo)
851  		params.flags |= WPA_STA_WMM;
852  
853  	params.ht_capabilities = ht_capab;
854  	params.vht_capabilities = vht_capab;
855  	params.he_capab = he_capab;
856  	params.he_capab_len = he_capab_len;
857  	params.he_6ghz_capab = he_6ghz_he_capab;
858  	params.qosinfo = qosinfo;
859  	params.listen_interval = 0;
860  	params.supp_rates = supp_rates;
861  	params.supp_rates_len = supp_rates_len;
862  	params.set = !add;
863  	params.ext_capab = ext_capab;
864  	params.ext_capab_len = ext_capab_len;
865  	params.supp_channels = supp_channels;
866  	params.supp_channels_len = supp_channels_len;
867  	params.supp_oper_classes = supp_oper_classes;
868  	params.supp_oper_classes_len = supp_oper_classes_len;
869  	params.eht_capab = eht_capab;
870  	params.eht_capab_len = eht_capab_len;
871  	params.mld_link_id = mld_link_id;
872  
873  	return wpa_drv_sta_add(wpa_s, &params);
874  }
875  
876  
wpa_supplicant_tdls_enable_channel_switch(void * ctx,const u8 * addr,u8 oper_class,const struct hostapd_freq_params * params)877  static int wpa_supplicant_tdls_enable_channel_switch(
878  	void *ctx, const u8 *addr, u8 oper_class,
879  	const struct hostapd_freq_params *params)
880  {
881  	struct wpa_supplicant *wpa_s = ctx;
882  
883  	return wpa_drv_tdls_enable_channel_switch(wpa_s, addr, oper_class,
884  						  params);
885  }
886  
887  
wpa_supplicant_tdls_disable_channel_switch(void * ctx,const u8 * addr)888  static int wpa_supplicant_tdls_disable_channel_switch(void *ctx, const u8 *addr)
889  {
890  	struct wpa_supplicant *wpa_s = ctx;
891  
892  	return wpa_drv_tdls_disable_channel_switch(wpa_s, addr);
893  }
894  
895  #endif /* CONFIG_TDLS */
896  
897  #endif /* CONFIG_NO_WPA */
898  
899  
wpa_supplicant_ctrl_req_from_string(const char * field)900  enum wpa_ctrl_req_type wpa_supplicant_ctrl_req_from_string(const char *field)
901  {
902  	if (os_strcmp(field, "IDENTITY") == 0)
903  		return WPA_CTRL_REQ_EAP_IDENTITY;
904  	else if (os_strcmp(field, "PASSWORD") == 0)
905  		return WPA_CTRL_REQ_EAP_PASSWORD;
906  	else if (os_strcmp(field, "NEW_PASSWORD") == 0)
907  		return WPA_CTRL_REQ_EAP_NEW_PASSWORD;
908  	else if (os_strcmp(field, "PIN") == 0)
909  		return WPA_CTRL_REQ_EAP_PIN;
910  	else if (os_strcmp(field, "OTP") == 0)
911  		return WPA_CTRL_REQ_EAP_OTP;
912  	else if (os_strcmp(field, "PASSPHRASE") == 0)
913  		return WPA_CTRL_REQ_EAP_PASSPHRASE;
914  	else if (os_strcmp(field, "SIM") == 0)
915  		return WPA_CTRL_REQ_SIM;
916  	else if (os_strcmp(field, "PSK_PASSPHRASE") == 0)
917  		return WPA_CTRL_REQ_PSK_PASSPHRASE;
918  	else if (os_strcmp(field, "EXT_CERT_CHECK") == 0)
919  		return WPA_CTRL_REQ_EXT_CERT_CHECK;
920  	return WPA_CTRL_REQ_UNKNOWN;
921  }
922  
923  
wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,const char * default_txt,const char ** txt)924  const char * wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,
925  					       const char *default_txt,
926  					       const char **txt)
927  {
928  	const char *ret = NULL;
929  
930  	*txt = default_txt;
931  
932  	switch (field) {
933  	case WPA_CTRL_REQ_EAP_IDENTITY:
934  		*txt = "Identity";
935  		ret = "IDENTITY";
936  		break;
937  	case WPA_CTRL_REQ_EAP_PASSWORD:
938  		*txt = "Password";
939  		ret = "PASSWORD";
940  		break;
941  	case WPA_CTRL_REQ_EAP_NEW_PASSWORD:
942  		*txt = "New Password";
943  		ret = "NEW_PASSWORD";
944  		break;
945  	case WPA_CTRL_REQ_EAP_PIN:
946  		*txt = "PIN";
947  		ret = "PIN";
948  		break;
949  	case WPA_CTRL_REQ_EAP_OTP:
950  		ret = "OTP";
951  		break;
952  	case WPA_CTRL_REQ_EAP_PASSPHRASE:
953  		*txt = "Private key passphrase";
954  		ret = "PASSPHRASE";
955  		break;
956  	case WPA_CTRL_REQ_SIM:
957  		ret = "SIM";
958  		break;
959  	case WPA_CTRL_REQ_PSK_PASSPHRASE:
960  		*txt = "PSK or passphrase";
961  		ret = "PSK_PASSPHRASE";
962  		break;
963  	case WPA_CTRL_REQ_EXT_CERT_CHECK:
964  		*txt = "External server certificate validation";
965  		ret = "EXT_CERT_CHECK";
966  		break;
967  	default:
968  		break;
969  	}
970  
971  	/* txt needs to be something */
972  	if (*txt == NULL) {
973  		wpa_printf(MSG_WARNING, "No message for request %d", field);
974  		ret = NULL;
975  	}
976  
977  	return ret;
978  }
979  
980  
wpas_send_ctrl_req(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid,const char * field_name,const char * txt)981  void wpas_send_ctrl_req(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
982  			const char *field_name, const char *txt)
983  {
984  	wpa_msg(wpa_s, MSG_INFO, WPA_CTRL_REQ "%s-%d:%s needed for SSID %s",
985  		field_name, ssid->id, txt,
986  		wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
987  }
988  
989  
990  #ifdef IEEE8021X_EAPOL
991  #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)992  static void wpa_supplicant_eap_param_needed(void *ctx,
993  					    enum wpa_ctrl_req_type field,
994  					    const char *default_txt)
995  {
996  	struct wpa_supplicant *wpa_s = ctx;
997  	struct wpa_ssid *ssid = wpa_s->current_ssid;
998  	const char *field_name, *txt = NULL;
999  
1000  	if (ssid == NULL)
1001  		return;
1002  
1003  	if (field == WPA_CTRL_REQ_EXT_CERT_CHECK)
1004  		ssid->eap.pending_ext_cert_check = PENDING_CHECK;
1005  	wpas_notify_network_request(wpa_s, ssid, field, default_txt);
1006  
1007  	field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt,
1008  						       &txt);
1009  	if (field_name == NULL) {
1010  		wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed",
1011  			   field);
1012  		return;
1013  	}
1014  
1015  	wpas_notify_eap_status(wpa_s, "eap parameter needed", field_name);
1016  
1017  	wpas_send_ctrl_req(wpa_s, ssid, field_name, txt);
1018  }
1019  #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
1020  #define wpa_supplicant_eap_param_needed NULL
1021  #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
1022  
1023  
1024  #ifdef CONFIG_EAP_PROXY
1025  
wpa_supplicant_eap_proxy_cb(void * ctx)1026  static void wpa_supplicant_eap_proxy_cb(void *ctx)
1027  {
1028  	struct wpa_supplicant *wpa_s = ctx;
1029  	size_t len;
1030  
1031  	wpa_s->mnc_len = eapol_sm_get_eap_proxy_imsi(wpa_s->eapol, -1,
1032  						     wpa_s->imsi, &len);
1033  	if (wpa_s->mnc_len > 0) {
1034  		wpa_s->imsi[len] = '\0';
1035  		wpa_printf(MSG_DEBUG, "eap_proxy: IMSI %s (MNC length %d)",
1036  			   wpa_s->imsi, wpa_s->mnc_len);
1037  	} else {
1038  		wpa_printf(MSG_DEBUG, "eap_proxy: IMSI not available");
1039  	}
1040  }
1041  
1042  
wpa_sm_sim_state_error_handler(struct wpa_supplicant * wpa_s)1043  static void wpa_sm_sim_state_error_handler(struct wpa_supplicant *wpa_s)
1044  {
1045  	int i;
1046  	struct wpa_ssid *ssid;
1047  	const struct eap_method_type *eap_methods;
1048  
1049  	if (!wpa_s->conf)
1050  		return;
1051  
1052  	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)	{
1053  		eap_methods = ssid->eap.eap_methods;
1054  		if (!eap_methods)
1055  			continue;
1056  
1057  		for (i = 0; eap_methods[i].method != EAP_TYPE_NONE; i++) {
1058  			if (eap_methods[i].vendor == EAP_VENDOR_IETF &&
1059  			    (eap_methods[i].method == EAP_TYPE_SIM ||
1060  			     eap_methods[i].method == EAP_TYPE_AKA ||
1061  			     eap_methods[i].method == EAP_TYPE_AKA_PRIME)) {
1062  				wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
1063  				break;
1064  			}
1065  		}
1066  	}
1067  }
1068  
1069  
1070  static void
wpa_supplicant_eap_proxy_notify_sim_status(void * ctx,enum eap_proxy_sim_state sim_state)1071  wpa_supplicant_eap_proxy_notify_sim_status(void *ctx,
1072  					   enum eap_proxy_sim_state sim_state)
1073  {
1074  	struct wpa_supplicant *wpa_s = ctx;
1075  
1076  	wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status %u", sim_state);
1077  	switch (sim_state) {
1078  	case SIM_STATE_ERROR:
1079  		wpa_sm_sim_state_error_handler(wpa_s);
1080  		break;
1081  	default:
1082  		wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status unknown");
1083  		break;
1084  	}
1085  }
1086  
1087  #endif /* CONFIG_EAP_PROXY */
1088  
1089  
wpa_supplicant_port_cb(void * ctx,int authorized)1090  static void wpa_supplicant_port_cb(void *ctx, int authorized)
1091  {
1092  	struct wpa_supplicant *wpa_s = ctx;
1093  #ifdef CONFIG_AP
1094  	if (wpa_s->ap_iface) {
1095  		wpa_printf(MSG_DEBUG, "AP mode active - skip EAPOL Supplicant "
1096  			   "port status: %s",
1097  			   authorized ? "Authorized" : "Unauthorized");
1098  		return;
1099  	}
1100  #endif /* CONFIG_AP */
1101  	wpa_printf(MSG_DEBUG, "EAPOL: Supplicant port status: %s",
1102  		   authorized ? "Authorized" : "Unauthorized");
1103  	wpa_drv_set_supp_port(wpa_s, authorized);
1104  }
1105  
1106  
wpa_supplicant_cert_cb(void * ctx,struct tls_cert_data * cert,const char * cert_hash)1107  static void wpa_supplicant_cert_cb(void *ctx, struct tls_cert_data *cert,
1108  				   const char *cert_hash)
1109  {
1110  	struct wpa_supplicant *wpa_s = ctx;
1111  
1112  	wpas_notify_certification(wpa_s, cert, cert_hash);
1113  }
1114  
1115  
wpa_supplicant_status_cb(void * ctx,const char * status,const char * parameter)1116  static void wpa_supplicant_status_cb(void *ctx, const char *status,
1117  				     const char *parameter)
1118  {
1119  	struct wpa_supplicant *wpa_s = ctx;
1120  
1121  	wpas_notify_eap_status(wpa_s, status, parameter);
1122  }
1123  
1124  
wpa_supplicant_eap_error_cb(void * ctx,int error_code)1125  static void wpa_supplicant_eap_error_cb(void *ctx, int error_code)
1126  {
1127  	struct wpa_supplicant *wpa_s = ctx;
1128  
1129  	wpas_notify_eap_error(wpa_s, error_code);
1130  }
1131  
1132  
wpa_supplicant_eap_auth_start_cb(void * ctx)1133  static int wpa_supplicant_eap_auth_start_cb(void *ctx)
1134  {
1135  	struct wpa_supplicant *wpa_s = ctx;
1136  
1137  	if (!wpa_s->new_connection && wpa_s->deny_ptk0_rekey &&
1138  	    !wpa_sm_ext_key_id_active(wpa_s->wpa)) {
1139  		wpa_msg(wpa_s, MSG_INFO,
1140  			"WPA: PTK0 rekey not allowed, reconnecting");
1141  		wpa_supplicant_reconnect(wpa_s);
1142  		return -1;
1143  	}
1144  	return 0;
1145  }
1146  
1147  
wpa_supplicant_set_anon_id(void * ctx,const u8 * id,size_t len)1148  static void wpa_supplicant_set_anon_id(void *ctx, const u8 *id, size_t len)
1149  {
1150  	struct wpa_supplicant *wpa_s = ctx;
1151  	char *str;
1152  	int res;
1153  
1154  	wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity",
1155  			  id, len);
1156  
1157  	if (wpa_s->current_ssid == NULL)
1158  		return;
1159  
1160  	if (id == NULL) {
1161  		if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
1162  				   "NULL", 0) < 0)
1163  			return;
1164  	} else {
1165  		str = os_malloc(len * 2 + 1);
1166  		if (str == NULL)
1167  			return;
1168  		wpa_snprintf_hex(str, len * 2 + 1, id, len);
1169  		res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
1170  				     str, 0);
1171  		os_free(str);
1172  		if (res < 0)
1173  			return;
1174  	}
1175  
1176  	if (wpa_s->conf->update_config) {
1177  		res = wpa_config_write(wpa_s->confname, wpa_s->conf);
1178  		if (res) {
1179  			wpa_printf(MSG_DEBUG, "Failed to update config after "
1180  				   "anonymous_id update");
1181  		}
1182  	}
1183  }
1184  
1185  
wpas_encryption_required(void * ctx)1186  static bool wpas_encryption_required(void *ctx)
1187  {
1188  	struct wpa_supplicant *wpa_s = ctx;
1189  
1190  	return wpa_s->wpa &&
1191  		wpa_sm_has_ptk_installed(wpa_s->wpa) &&
1192  		wpa_sm_pmf_enabled(wpa_s->wpa);
1193  }
1194  
1195  #endif /* IEEE8021X_EAPOL */
1196  
1197  
wpa_supplicant_init_eapol(struct wpa_supplicant * wpa_s)1198  int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s)
1199  {
1200  #ifdef IEEE8021X_EAPOL
1201  	struct eapol_ctx *ctx;
1202  	ctx = os_zalloc(sizeof(*ctx));
1203  	if (ctx == NULL) {
1204  		wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context.");
1205  		return -1;
1206  	}
1207  
1208  	ctx->ctx = wpa_s;
1209  	ctx->msg_ctx = wpa_s;
1210  	ctx->eapol_send_ctx = wpa_s;
1211  	ctx->preauth = 0;
1212  	ctx->eapol_done_cb = wpa_supplicant_notify_eapol_done;
1213  	ctx->eapol_send = wpa_supplicant_eapol_send;
1214  #ifdef CONFIG_WEP
1215  	ctx->set_wep_key = wpa_eapol_set_wep_key;
1216  #endif /* CONFIG_WEP */
1217  #ifndef CONFIG_NO_CONFIG_BLOBS
1218  	ctx->set_config_blob = wpa_supplicant_set_config_blob;
1219  	ctx->get_config_blob = wpa_supplicant_get_config_blob;
1220  #endif /* CONFIG_NO_CONFIG_BLOBS */
1221  	ctx->aborted_cached = wpa_supplicant_aborted_cached;
1222  #ifndef CONFIG_OPENSC_ENGINE_PATH
1223  	ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
1224  #endif /* CONFIG_OPENSC_ENGINE_PATH */
1225  #ifndef CONFIG_PKCS11_ENGINE_PATH
1226  	ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
1227  #endif /* CONFIG_PKCS11_ENGINE_PATH */
1228  #ifndef CONFIG_PKCS11_MODULE_PATH
1229  	ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
1230  #endif /* CONFIG_PKCS11_MODULE_PATH */
1231  	ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers;
1232  	ctx->wps = wpa_s->wps;
1233  	ctx->eap_param_needed = wpa_supplicant_eap_param_needed;
1234  #ifdef CONFIG_EAP_PROXY
1235  	ctx->eap_proxy_cb = wpa_supplicant_eap_proxy_cb;
1236  	ctx->eap_proxy_notify_sim_status =
1237  		wpa_supplicant_eap_proxy_notify_sim_status;
1238  #endif /* CONFIG_EAP_PROXY */
1239  	ctx->port_cb = wpa_supplicant_port_cb;
1240  	ctx->cb = wpa_supplicant_eapol_cb;
1241  	ctx->cert_cb = wpa_supplicant_cert_cb;
1242  	ctx->cert_in_cb = wpa_s->conf->cert_in_cb;
1243  	ctx->status_cb = wpa_supplicant_status_cb;
1244  	ctx->eap_error_cb = wpa_supplicant_eap_error_cb;
1245  	ctx->confirm_auth_cb = wpa_supplicant_eap_auth_start_cb;
1246  	ctx->set_anon_id = wpa_supplicant_set_anon_id;
1247  	ctx->encryption_required = wpas_encryption_required;
1248  	ctx->cb_ctx = wpa_s;
1249  	wpa_s->eapol = eapol_sm_init(ctx);
1250  	if (wpa_s->eapol == NULL) {
1251  		os_free(ctx);
1252  		wpa_printf(MSG_ERROR, "Failed to initialize EAPOL state "
1253  			   "machines.");
1254  		return -1;
1255  	}
1256  #endif /* IEEE8021X_EAPOL */
1257  
1258  	return 0;
1259  }
1260  
1261  
1262  #ifndef CONFIG_NO_WPA
1263  
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)1264  static void wpa_supplicant_set_rekey_offload(void *ctx,
1265  					     const u8 *kek, size_t kek_len,
1266  					     const u8 *kck, size_t kck_len,
1267  					     const u8 *replay_ctr)
1268  {
1269  	struct wpa_supplicant *wpa_s = ctx;
1270  
1271  	wpa_drv_set_rekey_info(wpa_s, kek, kek_len, kck, kck_len, replay_ctr);
1272  }
1273  
1274  
wpa_supplicant_key_mgmt_set_pmk(void * ctx,const u8 * pmk,size_t pmk_len)1275  static int wpa_supplicant_key_mgmt_set_pmk(void *ctx, const u8 *pmk,
1276  					   size_t pmk_len)
1277  {
1278  	struct wpa_supplicant *wpa_s = ctx;
1279  
1280  	if (wpa_s->conf->key_mgmt_offload &&
1281  	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
1282  		return wpa_drv_set_key(wpa_s, -1, 0, NULL, 0, 0,
1283  				       NULL, 0, pmk, pmk_len, KEY_FLAG_PMK);
1284  	else
1285  		return 0;
1286  }
1287  
1288  
wpa_supplicant_fils_hlp_rx(void * ctx,const u8 * dst,const u8 * src,const u8 * pkt,size_t pkt_len)1289  static void wpa_supplicant_fils_hlp_rx(void *ctx, const u8 *dst, const u8 *src,
1290  				       const u8 *pkt, size_t pkt_len)
1291  {
1292  	struct wpa_supplicant *wpa_s = ctx;
1293  	char *hex;
1294  	size_t hexlen;
1295  
1296  	hexlen = pkt_len * 2 + 1;
1297  	hex = os_malloc(hexlen);
1298  	if (!hex)
1299  		return;
1300  	wpa_snprintf_hex(hex, hexlen, pkt, pkt_len);
1301  	wpa_msg(wpa_s, MSG_INFO, FILS_HLP_RX "dst=" MACSTR " src=" MACSTR
1302  		" frame=%s", MAC2STR(dst), MAC2STR(src), hex);
1303  	os_free(hex);
1304  }
1305  
1306  
wpa_supplicant_channel_info(void * _wpa_s,struct wpa_channel_info * ci)1307  static int wpa_supplicant_channel_info(void *_wpa_s,
1308  				       struct wpa_channel_info *ci)
1309  {
1310  	struct wpa_supplicant *wpa_s = _wpa_s;
1311  
1312  	return wpa_drv_channel_info(wpa_s, ci);
1313  }
1314  
1315  
disable_wpa_wpa2(struct wpa_ssid * ssid)1316  static void disable_wpa_wpa2(struct wpa_ssid *ssid)
1317  {
1318  	ssid->proto &= ~WPA_PROTO_WPA;
1319  	ssid->proto |= WPA_PROTO_RSN;
1320  	ssid->key_mgmt &= ~(WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_FT_PSK |
1321  			    WPA_KEY_MGMT_PSK_SHA256);
1322  	ssid->group_cipher &= ~WPA_CIPHER_TKIP;
1323  	if (!(ssid->group_cipher & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP |
1324  				    WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)))
1325  		ssid->group_cipher |= WPA_CIPHER_CCMP;
1326  	ssid->ieee80211w = MGMT_FRAME_PROTECTION_REQUIRED;
1327  }
1328  
1329  
wpas_transition_disable(struct wpa_supplicant * wpa_s,u8 bitmap)1330  void wpas_transition_disable(struct wpa_supplicant *wpa_s, u8 bitmap)
1331  {
1332  	struct wpa_ssid *ssid;
1333  	int changed = 0;
1334  
1335  	wpa_msg(wpa_s, MSG_INFO, TRANSITION_DISABLE "%02x", bitmap);
1336  
1337  	ssid = wpa_s->current_ssid;
1338  	if (!ssid)
1339  		return;
1340  
1341  #ifdef CONFIG_SAE
1342  	if ((bitmap & TRANSITION_DISABLE_WPA3_PERSONAL) &&
1343  	    wpa_key_mgmt_sae(wpa_s->key_mgmt) &&
1344  	    wpa_key_mgmt_sae(ssid->key_mgmt) &&
1345  	    (ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED ||
1346  	     (ssid->group_cipher & WPA_CIPHER_TKIP))) {
1347  		wpa_printf(MSG_DEBUG,
1348  			   "WPA3-Personal transition mode disabled based on AP notification");
1349  		disable_wpa_wpa2(ssid);
1350  		changed = 1;
1351  	}
1352  
1353  	if ((bitmap & TRANSITION_DISABLE_SAE_PK) &&
1354  	    wpa_key_mgmt_sae(wpa_s->key_mgmt) &&
1355  #ifdef CONFIG_SME
1356  	    wpa_s->sme.sae.state == SAE_ACCEPTED &&
1357  	    wpa_s->sme.sae.pk &&
1358  #endif /* CONFIG_SME */
1359  	    wpa_key_mgmt_sae(ssid->key_mgmt) &&
1360  	    (ssid->sae_pk != SAE_PK_MODE_ONLY ||
1361  	     ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED ||
1362  	     (ssid->group_cipher & WPA_CIPHER_TKIP))) {
1363  		wpa_printf(MSG_DEBUG,
1364  			   "SAE-PK: SAE authentication without PK disabled based on AP notification");
1365  		disable_wpa_wpa2(ssid);
1366  		ssid->sae_pk = SAE_PK_MODE_ONLY;
1367  		changed = 1;
1368  	}
1369  #endif /* CONFIG_SAE */
1370  
1371  	if ((bitmap & TRANSITION_DISABLE_WPA3_ENTERPRISE) &&
1372  	    wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) &&
1373  	    (ssid->key_mgmt & (WPA_KEY_MGMT_IEEE8021X |
1374  			       WPA_KEY_MGMT_FT_IEEE8021X |
1375  			       WPA_KEY_MGMT_IEEE8021X_SHA256 |
1376  			       WPA_KEY_MGMT_IEEE8021X_SHA384)) &&
1377  	    (ssid->ieee80211w != MGMT_FRAME_PROTECTION_REQUIRED ||
1378  	     (ssid->group_cipher & WPA_CIPHER_TKIP))) {
1379  		disable_wpa_wpa2(ssid);
1380  		changed = 1;
1381  	}
1382  
1383  	if ((bitmap & TRANSITION_DISABLE_ENHANCED_OPEN) &&
1384  	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE &&
1385  	    (ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
1386  	    !ssid->owe_only) {
1387  		ssid->owe_only = 1;
1388  		changed = 1;
1389  	}
1390  
1391  	if (!changed)
1392  		return;
1393  
1394  #ifndef CONFIG_NO_CONFIG_WRITE
1395  	if (wpa_s->conf->update_config &&
1396  	    wpa_config_write(wpa_s->confname, wpa_s->conf))
1397  		wpa_printf(MSG_DEBUG, "Failed to update configuration");
1398  #endif /* CONFIG_NO_CONFIG_WRITE */
1399  }
1400  
1401  
wpa_supplicant_transition_disable(void * _wpa_s,u8 bitmap)1402  static void wpa_supplicant_transition_disable(void *_wpa_s, u8 bitmap)
1403  {
1404  	struct wpa_supplicant *wpa_s = _wpa_s;
1405  	wpas_transition_disable(wpa_s, bitmap);
1406  }
1407  
1408  
wpa_supplicant_store_ptk(void * ctx,const u8 * addr,int cipher,u32 life_time,const struct wpa_ptk * ptk)1409  static void wpa_supplicant_store_ptk(void *ctx, const u8 *addr, int cipher,
1410  				     u32 life_time, const struct wpa_ptk *ptk)
1411  {
1412  	struct wpa_supplicant *wpa_s = ctx;
1413  
1414  	ptksa_cache_add(wpa_s->ptksa, wpa_s->own_addr, addr, cipher, life_time,
1415  			ptk, NULL, NULL, 0);
1416  }
1417  
1418  
1419  #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)1420  static int wpa_supplicant_set_ltf_keyseed(void *_wpa_s, const u8 *own_addr,
1421  					  const u8 *peer_addr,
1422  					  size_t ltf_keyseed_len,
1423  					  const u8 *ltf_keyseed)
1424  {
1425  	struct wpa_supplicant *wpa_s = _wpa_s;
1426  
1427  	return wpa_drv_set_secure_ranging_ctx(wpa_s, own_addr, peer_addr, 0, 0,
1428  					      NULL, ltf_keyseed_len,
1429  					      ltf_keyseed, 0);
1430  }
1431  #endif /* CONFIG_PASN */
1432  
1433  
1434  static void
wpa_supplicant_notify_pmksa_cache_entry(void * _wpa_s,struct rsn_pmksa_cache_entry * entry)1435  wpa_supplicant_notify_pmksa_cache_entry(void *_wpa_s,
1436  					struct rsn_pmksa_cache_entry *entry)
1437  {
1438  	struct wpa_supplicant *wpa_s = _wpa_s;
1439  
1440  	wpas_notify_pmk_cache_added(wpa_s, entry);
1441  }
1442  
1443  
wpa_supplicant_ssid_verified(void * _wpa_s)1444  static void wpa_supplicant_ssid_verified(void *_wpa_s)
1445  {
1446  	struct wpa_supplicant *wpa_s = _wpa_s;
1447  
1448  	wpa_s->ssid_verified = true;
1449  	wpa_msg(wpa_s, MSG_INFO, "RSN: SSID matched expected value");
1450  }
1451  
1452  #endif /* CONFIG_NO_WPA */
1453  
1454  
wpa_supplicant_init_wpa(struct wpa_supplicant * wpa_s)1455  int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s)
1456  {
1457  #ifndef CONFIG_NO_WPA
1458  	struct wpa_sm_ctx *ctx;
1459  
1460  	wpa_s->ptksa = ptksa_cache_init();
1461  	if (!wpa_s->ptksa) {
1462  		wpa_printf(MSG_ERROR, "Failed to allocate PTKSA");
1463  		return -1;
1464  	}
1465  
1466  	ctx = os_zalloc(sizeof(*ctx));
1467  	if (ctx == NULL) {
1468  		wpa_printf(MSG_ERROR, "Failed to allocate WPA context.");
1469  
1470  		ptksa_cache_deinit(wpa_s->ptksa);
1471  		wpa_s->ptksa = NULL;
1472  
1473  		return -1;
1474  	}
1475  
1476  	ctx->ctx = wpa_s;
1477  	ctx->msg_ctx = wpa_s;
1478  	ctx->set_state = _wpa_supplicant_set_state;
1479  	ctx->get_state = _wpa_supplicant_get_state;
1480  	ctx->deauthenticate = _wpa_supplicant_deauthenticate;
1481  	ctx->reconnect = _wpa_supplicant_reconnect;
1482  	ctx->set_key = wpa_supplicant_set_key;
1483  	ctx->get_network_ctx = wpa_supplicant_get_network_ctx;
1484  	ctx->get_bssid = wpa_supplicant_get_bssid;
1485  	ctx->ether_send = _wpa_ether_send;
1486  	ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie;
1487  	ctx->alloc_eapol = _wpa_alloc_eapol;
1488  	ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout;
1489  	ctx->add_pmkid = wpa_supplicant_add_pmkid;
1490  	ctx->remove_pmkid = wpa_supplicant_remove_pmkid;
1491  #ifndef CONFIG_NO_CONFIG_BLOBS
1492  	ctx->set_config_blob = wpa_supplicant_set_config_blob;
1493  	ctx->get_config_blob = wpa_supplicant_get_config_blob;
1494  #endif /* CONFIG_NO_CONFIG_BLOBS */
1495  	ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection;
1496  #ifdef CONFIG_IEEE80211R
1497  	ctx->update_ft_ies = wpa_supplicant_update_ft_ies;
1498  	ctx->send_ft_action = wpa_supplicant_send_ft_action;
1499  	ctx->mark_authenticated = wpa_supplicant_mark_authenticated;
1500  #endif /* CONFIG_IEEE80211R */
1501  #ifdef CONFIG_TDLS
1502  	ctx->tdls_get_capa = wpa_supplicant_tdls_get_capa;
1503  	ctx->send_tdls_mgmt = wpa_supplicant_send_tdls_mgmt;
1504  	ctx->tdls_oper = wpa_supplicant_tdls_oper;
1505  	ctx->tdls_peer_addset = wpa_supplicant_tdls_peer_addset;
1506  	ctx->tdls_enable_channel_switch =
1507  		wpa_supplicant_tdls_enable_channel_switch;
1508  	ctx->tdls_disable_channel_switch =
1509  		wpa_supplicant_tdls_disable_channel_switch;
1510  #endif /* CONFIG_TDLS */
1511  	ctx->set_rekey_offload = wpa_supplicant_set_rekey_offload;
1512  	ctx->key_mgmt_set_pmk = wpa_supplicant_key_mgmt_set_pmk;
1513  	ctx->fils_hlp_rx = wpa_supplicant_fils_hlp_rx;
1514  	ctx->channel_info = wpa_supplicant_channel_info;
1515  	ctx->transition_disable = wpa_supplicant_transition_disable;
1516  	ctx->store_ptk = wpa_supplicant_store_ptk;
1517  #ifdef CONFIG_PASN
1518  	ctx->set_ltf_keyseed = wpa_supplicant_set_ltf_keyseed;
1519  #endif /* CONFIG_PASN */
1520  	ctx->notify_pmksa_cache_entry = wpa_supplicant_notify_pmksa_cache_entry;
1521  	ctx->ssid_verified = wpa_supplicant_ssid_verified;
1522  
1523  	wpa_s->wpa = wpa_sm_init(ctx);
1524  	if (wpa_s->wpa == NULL) {
1525  		wpa_printf(MSG_ERROR,
1526  			   "Failed to initialize WPA state machine");
1527  		os_free(ctx);
1528  		ptksa_cache_deinit(wpa_s->ptksa);
1529  		wpa_s->ptksa = NULL;
1530  		return -1;
1531  	}
1532  #endif /* CONFIG_NO_WPA */
1533  
1534  	return 0;
1535  }
1536  
1537  
wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant * wpa_s,struct wpa_ssid * ssid)1538  void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s,
1539  					struct wpa_ssid *ssid)
1540  {
1541  	struct rsn_supp_config conf;
1542  	if (ssid) {
1543  		os_memset(&conf, 0, sizeof(conf));
1544  		conf.network_ctx = ssid;
1545  		conf.allowed_pairwise_cipher = ssid->pairwise_cipher;
1546  #ifdef IEEE8021X_EAPOL
1547  		conf.proactive_key_caching = ssid->proactive_key_caching < 0 ?
1548  			wpa_s->conf->okc : ssid->proactive_key_caching;
1549  		conf.eap_workaround = ssid->eap_workaround;
1550  		conf.eap_conf_ctx = &ssid->eap;
1551  #endif /* IEEE8021X_EAPOL */
1552  		conf.ssid = ssid->ssid;
1553  		conf.ssid_len = ssid->ssid_len;
1554  		conf.wpa_ptk_rekey = ssid->wpa_ptk_rekey;
1555  		conf.wpa_deny_ptk0_rekey = ssid->wpa_deny_ptk0_rekey;
1556  		conf.owe_ptk_workaround = ssid->owe_ptk_workaround;
1557  #ifdef CONFIG_P2P
1558  		if (ssid->p2p_group && wpa_s->current_bss &&
1559  		    !wpa_s->p2p_disable_ip_addr_req) {
1560  			struct wpabuf *p2p;
1561  			p2p = wpa_bss_get_vendor_ie_multi(wpa_s->current_bss,
1562  							  P2P_IE_VENDOR_TYPE);
1563  			if (p2p) {
1564  				u8 group_capab;
1565  				group_capab = p2p_get_group_capab(p2p);
1566  				if (group_capab &
1567  				    P2P_GROUP_CAPAB_IP_ADDR_ALLOCATION)
1568  					conf.p2p = 1;
1569  				wpabuf_free(p2p);
1570  			}
1571  		}
1572  #endif /* CONFIG_P2P */
1573  		conf.wpa_rsc_relaxation = wpa_s->conf->wpa_rsc_relaxation;
1574  #ifdef CONFIG_FILS
1575  		if (wpa_key_mgmt_fils(wpa_s->key_mgmt))
1576  			conf.fils_cache_id =
1577  				wpa_bss_get_fils_cache_id(wpa_s->current_bss);
1578  #endif /* CONFIG_FILS */
1579  		if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_BEACON_PROTECTION) ||
1580  		    (wpa_s->drv_flags2 &
1581  		     WPA_DRIVER_FLAGS2_BEACON_PROTECTION_CLIENT))
1582  			conf.beacon_prot = ssid->beacon_prot;
1583  
1584  #ifdef CONFIG_PASN
1585  #ifdef CONFIG_TESTING_OPTIONS
1586  		conf.force_kdk_derivation = wpa_s->conf->force_kdk_derivation;
1587  #endif /* CONFIG_TESTING_OPTIONS */
1588  #endif /* CONFIG_PASN */
1589  	}
1590  	wpa_sm_set_config(wpa_s->wpa, ssid ? &conf : NULL);
1591  }
1592