text: /*
   * WPA Supplicant - Glue code to setup EAPOL and RSN modules
   * Copyright (c) 2003-2015, Jouni Malinen <j@w1.fi>
   *
   * This software may be distributed under the terms of the BSD license.
   * See README for more details.
   */
  
  #include "includes.h"
  
  #include "common.h"
  #include "eapol_supp/eapol_supp_sm.h"
  #include "eap_peer/eap.h"
  #include "rsn_supp/wpa.h"
  #include "eloop.h"
  #include "config.h"
  #include "l2_packet/l2_packet.h"
  #include "common/wpa_common.h"
  #include "wpa_supplicant_i.h"
  #include "driver_i.h"
  #include "rsn_supp/pmksa_cache.h"
  #include "sme.h"
  #include "common/ieee802_11_defs.h"
  #include "common/wpa_ctrl.h"
  #include "wpas_glue.h"
  #include "wps_supplicant.h"
  #include "bss.h"
  #include "scan.h"
  #include "notify.h"
  #include "wpas_kay.h"
  
  
  #ifndef CONFIG_NO_CONFIG_BLOBS
  #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
  static void wpa_supplicant_set_config_blob(void *ctx,
  					   struct wpa_config_blob *blob)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	wpa_config_set_blob(wpa_s->conf, blob);
  	if (wpa_s->conf->update_config) {
  		int ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
  		if (ret) {
  			wpa_printf(MSG_DEBUG, "Failed to update config after "
  				   "blob set");
  		}
  	}
  }
  
  
  static const struct wpa_config_blob *
  wpa_supplicant_get_config_blob(void *ctx, const char *name)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	return wpa_config_get_blob(wpa_s->conf, name);
  }
  #endif /* defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) */
  #endif /* CONFIG_NO_CONFIG_BLOBS */
  
  
  #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
  static u8 * wpa_alloc_eapol(const struct wpa_supplicant *wpa_s, u8 type,
  			    const void *data, u16 data_len,
  			    size_t *msg_len, void **data_pos)
  {
  	struct ieee802_1x_hdr *hdr;
  
  	*msg_len = sizeof(*hdr) + data_len;
  	hdr = os_malloc(*msg_len);
  	if (hdr == NULL)
  		return NULL;
  
  	hdr->version = wpa_s->conf->eapol_version;
  	hdr->type = type;
  	hdr->length = host_to_be16(data_len);
  
  	if (data)
  		os_memcpy(hdr + 1, data, data_len);
  	else
  		os_memset(hdr + 1, 0, data_len);
  
  	if (data_pos)
  		*data_pos = hdr + 1;
  
  	return (u8 *) hdr;
  }
  
  
  /**
   * wpa_ether_send - Send Ethernet frame
   * @wpa_s: Pointer to wpa_supplicant data
   * @dest: Destination MAC address
   * @proto: Ethertype in host byte order
   * @buf: Frame payload starting from IEEE 802.1X header
   * @len: Frame payload length
   * Returns: >=0 on success, <0 on failure
   */
  static int wpa_ether_send(struct wpa_supplicant *wpa_s, const u8 *dest,
  			  u16 proto, const u8 *buf, size_t len)
  {
  #ifdef CONFIG_TESTING_OPTIONS
  	if (wpa_s->ext_eapol_frame_io && proto == ETH_P_EAPOL) {
  		size_t hex_len = 2 * len + 1;
  		char *hex = os_malloc(hex_len);
  
  		if (hex == NULL)
  			return -1;
  		wpa_snprintf_hex(hex, hex_len, buf, len);
  		wpa_msg(wpa_s, MSG_INFO, "EAPOL-TX " MACSTR " %s",
  			MAC2STR(dest), hex);
  		os_free(hex);
  		return 0;
  	}
  #endif /* CONFIG_TESTING_OPTIONS */
  
  	if (wpa_s->l2) {
  		return l2_packet_send(wpa_s->l2, dest, proto, buf, len);
  	}
  
  	return -1;
  }
  #endif /* IEEE8021X_EAPOL || !CONFIG_NO_WPA */
  
  
  #ifdef IEEE8021X_EAPOL
  
  /**
   * wpa_supplicant_eapol_send - Send IEEE 802.1X EAPOL packet to Authenticator
   * @ctx: Pointer to wpa_supplicant data (wpa_s)
   * @type: IEEE 802.1X packet type (IEEE802_1X_TYPE_*)
   * @buf: EAPOL payload (after IEEE 802.1X header)
   * @len: EAPOL payload length
   * Returns: >=0 on success, <0 on failure
   *
   * This function adds Ethernet and IEEE 802.1X header and sends the EAPOL frame
   * to the current Authenticator.
   */
  static int wpa_supplicant_eapol_send(void *ctx, int type, const u8 *buf,
  				     size_t len)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	u8 *msg, *dst, bssid[ETH_ALEN];
  	size_t msglen;
  	int res;
  
  	/* TODO: could add l2_packet_sendmsg that allows fragments to avoid
  	 * extra copy here */
  
  	if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
  	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE ||
  	    wpa_s->key_mgmt == WPA_KEY_MGMT_DPP ||
  	    wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
  		/* Current SSID is not using IEEE 802.1X/EAP, so drop possible
  		 * EAPOL frames (mainly, EAPOL-Start) from EAPOL state
  		 * machines. */
  		wpa_printf(MSG_DEBUG, "WPA: drop TX EAPOL in non-IEEE 802.1X "
  			   "mode (type=%d len=%lu)", type,
  			   (unsigned long) len);
  		return -1;
  	}
  
  	if (pmksa_cache_get_current(wpa_s->wpa) &&
  	    type == IEEE802_1X_TYPE_EAPOL_START) {
  		/*
  		 * We were trying to use PMKSA caching and sending EAPOL-Start
  		 * would abort that and trigger full EAPOL authentication.
  		 * However, we've already waited for the AP/Authenticator to
  		 * start 4-way handshake or EAP authentication, and apparently
  		 * it has not done so since the startWhen timer has reached zero
  		 * to get the state machine sending EAPOL-Start. This is not
  		 * really supposed to happen, but an interoperability issue with
  		 * a deployed AP has been identified where the connection fails
  		 * due to that AP failing to operate correctly if PMKID is
  		 * included in the Association Request frame. To work around
  		 * this, assume PMKSA caching failed and try to initiate full
  		 * EAP authentication.
  		 */
  		if (!wpa_s->current_ssid ||
  		    wpa_s->current_ssid->eap_workaround) {
  			wpa_printf(MSG_DEBUG,
  				   "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");
  		} else {
  			wpa_printf(MSG_DEBUG,
  				   "RSN: PMKSA caching - do not send EAPOL-Start");
  			return -1;
  		}
  	}
  
  	if (is_zero_ether_addr(wpa_s->bssid)) {
  		wpa_printf(MSG_DEBUG, "BSSID not set when trying to send an "
  			   "EAPOL frame");
  		if (wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
  		    !is_zero_ether_addr(bssid)) {
  			dst = bssid;
  			wpa_printf(MSG_DEBUG, "Using current BSSID " MACSTR
  				   " from the driver as the EAPOL destination",
  				   MAC2STR(dst));
  		} else {
  			dst = wpa_s->last_eapol_src;
  			wpa_printf(MSG_DEBUG, "Using the source address of the"
  				   " last received EAPOL frame " MACSTR " as "
  				   "the EAPOL destination",
  				   MAC2STR(dst));
  		}
  	} else {
  		/* BSSID was already set (from (Re)Assoc event, so use it as
  		 * the EAPOL destination. */
  		dst = wpa_s->bssid;
  	}
  
  	msg = wpa_alloc_eapol(wpa_s, type, buf, len, &msglen, NULL);
  	if (msg == NULL)
  		return -1;
  
  	wpa_printf(MSG_DEBUG, "TX EAPOL: dst=" MACSTR, MAC2STR(dst));
  	wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", msg, msglen);
  	res = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, msg, msglen);
  	os_free(msg);
  	return res;
  }
  
  
  /**
   * wpa_eapol_set_wep_key - set WEP key for the driver
   * @ctx: Pointer to wpa_supplicant data (wpa_s)
   * @unicast: 1 = individual unicast key, 0 = broadcast key
   * @keyidx: WEP key index (0..3)
   * @key: Pointer to key data
   * @keylen: Key length in bytes
   * Returns: 0 on success or < 0 on error.
   */
  static int wpa_eapol_set_wep_key(void *ctx, int unicast, int keyidx,
  				 const u8 *key, size_t keylen)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
  		int cipher = (keylen == 5) ? WPA_CIPHER_WEP40 :
  			WPA_CIPHER_WEP104;
  		if (unicast)
  			wpa_s->pairwise_cipher = cipher;
  		else
  			wpa_s->group_cipher = cipher;
  	}
  	return wpa_drv_set_key(wpa_s, WPA_ALG_WEP,
  			       unicast ? wpa_s->bssid : NULL,
  			       keyidx, unicast, NULL, 0, key, keylen);
  }
  
  
  static void wpa_supplicant_aborted_cached(void *ctx)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	wpa_sm_aborted_cached(wpa_s->wpa);
  }
  
  
  static const char * result_str(enum eapol_supp_result result)
  {
  	switch (result) {
  	case EAPOL_SUPP_RESULT_FAILURE:
  		return "FAILURE";
  	case EAPOL_SUPP_RESULT_SUCCESS:
  		return "SUCCESS";
  	case EAPOL_SUPP_RESULT_EXPECTED_FAILURE:
  		return "EXPECTED_FAILURE";
  	}
  	return "?";
  }
  
  
  static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol,
  				    enum eapol_supp_result result,
  				    void *ctx)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	int res, pmk_len;
  	u8 pmk[PMK_LEN];
  
  	wpa_printf(MSG_DEBUG, "EAPOL authentication completed - result=%s",
  		   result_str(result));
  
  	if (wpas_wps_eapol_cb(wpa_s) > 0)
  		return;
  
  	wpa_s->eap_expected_failure = result ==
  		EAPOL_SUPP_RESULT_EXPECTED_FAILURE;
  
  	if (result != EAPOL_SUPP_RESULT_SUCCESS) {
  		/*
  		 * Make sure we do not get stuck here waiting for long EAPOL
  		 * timeout if the AP does not disconnect in case of
  		 * authentication failure.
  		 */
  		wpa_supplicant_req_auth_timeout(wpa_s, 2, 0);
  	} else {
  		ieee802_1x_notify_create_actor(wpa_s, wpa_s->last_eapol_src);
  	}
  
  	if (result != EAPOL_SUPP_RESULT_SUCCESS ||
  	    !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X))
  		return;
  
  	if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
  		return;
  
  	wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
  		   "handshake");
  
  	pmk_len = PMK_LEN;
  	if (wpa_key_mgmt_ft(wpa_s->key_mgmt)) {
  #ifdef CONFIG_IEEE80211R
  		u8 buf[2 * PMK_LEN];
  		wpa_printf(MSG_DEBUG, "RSN: Use FT XXKey as PMK for "
  			   "driver-based 4-way hs and FT");
  		res = eapol_sm_get_key(eapol, buf, 2 * PMK_LEN);
  		if (res == 0) {
  			os_memcpy(pmk, buf + PMK_LEN, PMK_LEN);
  			os_memset(buf, 0, sizeof(buf));
  		}
  #else /* CONFIG_IEEE80211R */
  		res = -1;
  #endif /* CONFIG_IEEE80211R */
  	} else {
  		res = eapol_sm_get_key(eapol, pmk, PMK_LEN);
  		if (res) {
  			/*
  			 * EAP-LEAP is an exception from other EAP methods: it
  			 * uses only 16-byte PMK.
  			 */
  			res = eapol_sm_get_key(eapol, pmk, 16);
  			pmk_len = 16;
  		}
  	}
  
  	if (res) {
  		wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
  			   "machines");
  		return;
  	}
  
  	wpa_hexdump_key(MSG_DEBUG, "RSN: Configure PMK for driver-based 4-way "
  			"handshake", pmk, pmk_len);
  
  	if (wpa_drv_set_key(wpa_s, WPA_ALG_PMK, NULL, 0, 0, NULL, 0, pmk,
  			    pmk_len)) {
  		wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
  	}
  
  	wpa_supplicant_cancel_scan(wpa_s);
  	wpa_supplicant_cancel_auth_timeout(wpa_s);
  	wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
  
  }
  
  
  static void wpa_supplicant_notify_eapol_done(void *ctx)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	wpa_msg(wpa_s, MSG_DEBUG, "WPA: EAPOL processing complete");
  	if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
  		wpa_supplicant_set_state(wpa_s, WPA_4WAY_HANDSHAKE);
  	} else {
  		wpa_supplicant_cancel_auth_timeout(wpa_s);
  		wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
  	}
  }
  
  #endif /* IEEE8021X_EAPOL */
  
  
  #ifndef CONFIG_NO_WPA
  
  static int wpa_get_beacon_ie(struct wpa_supplicant *wpa_s)
  {
  	int ret = 0;
  	struct wpa_bss *curr = NULL, *bss;
  	struct wpa_ssid *ssid = wpa_s->current_ssid;
  	const u8 *ie;
  
  	dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
  		if (os_memcmp(bss->bssid, wpa_s->bssid, ETH_ALEN) != 0)
  			continue;
  		if (ssid == NULL ||
  		    ((bss->ssid_len == ssid->ssid_len &&
  		      os_memcmp(bss->ssid, ssid->ssid, ssid->ssid_len) == 0) ||
  		     ssid->ssid_len == 0)) {
  			curr = bss;
  			break;
  		}
  	}
  
  	if (curr) {
  		ie = wpa_bss_get_vendor_ie(curr, WPA_IE_VENDOR_TYPE);
  		if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
  			ret = -1;
  
  		ie = wpa_bss_get_ie(curr, WLAN_EID_RSN);
  		if (wpa_sm_set_ap_rsn_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
  			ret = -1;
  	} else {
  		ret = -1;
  	}
  
  	return ret;
  }
  
  
  static int wpa_supplicant_get_beacon_ie(void *ctx)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	if (wpa_get_beacon_ie(wpa_s) == 0) {
  		return 0;
  	}
  
  	/* No WPA/RSN IE found in the cached scan results. Try to get updated
  	 * scan results from the driver. */
  	if (wpa_supplicant_update_scan_results(wpa_s) < 0)
  		return -1;
  
  	return wpa_get_beacon_ie(wpa_s);
  }
  
  
  static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type,
  			     const void *data, u16 data_len,
  			     size_t *msg_len, void **data_pos)
  {
  	return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos);
  }
  
  
  static int _wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto,
  			   const u8 *buf, size_t len)
  {
  	return wpa_ether_send(wpa_s, dest, proto, buf, len);
  }
  
  
  static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s)
  {
  	wpa_supplicant_cancel_auth_timeout(wpa_s);
  }
  
  
  static void _wpa_supplicant_set_state(void *wpa_s, enum wpa_states state)
  {
  	wpa_supplicant_set_state(wpa_s, state);
  }
  
  
  /**
   * wpa_supplicant_get_state - Get the connection state
   * @wpa_s: Pointer to wpa_supplicant data
   * Returns: The current connection state (WPA_*)
   */
  static enum wpa_states wpa_supplicant_get_state(struct wpa_supplicant *wpa_s)
  {
  	return wpa_s->wpa_state;
  }
  
  
  static enum wpa_states _wpa_supplicant_get_state(void *wpa_s)
  {
  	return wpa_supplicant_get_state(wpa_s);
  }
  
  
  static void _wpa_supplicant_deauthenticate(void *wpa_s, int reason_code)
  {
  	wpa_supplicant_deauthenticate(wpa_s, reason_code);
  	/* Schedule a scan to make sure we continue looking for networks */
  	wpa_supplicant_req_scan(wpa_s, 5, 0);
  }
  
  
  static void * wpa_supplicant_get_network_ctx(void *wpa_s)
  {
  	return wpa_supplicant_get_ssid(wpa_s);
  }
  
  
  static int wpa_supplicant_get_bssid(void *ctx, u8 *bssid)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	return wpa_drv_get_bssid(wpa_s, bssid);
  }
  
  
  static int wpa_supplicant_set_key(void *_wpa_s, 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)
  {
  	struct wpa_supplicant *wpa_s = _wpa_s;
  	if (alg == WPA_ALG_TKIP && key_idx == 0 && key_len == 32) {
  		/* Clear the MIC error counter when setting a new PTK. */
  		wpa_s->mic_errors_seen = 0;
  	}
  #ifdef CONFIG_TESTING_GET_GTK
  	if (key_idx > 0 && addr && is_broadcast_ether_addr(addr) &&
  	    alg != WPA_ALG_NONE && key_len <= sizeof(wpa_s->last_gtk)) {
  		os_memcpy(wpa_s->last_gtk, key, key_len);
  		wpa_s->last_gtk_len = key_len;
  	}
  #endif /* CONFIG_TESTING_GET_GTK */
  #ifdef CONFIG_TESTING_OPTIONS
  	if (addr && !is_broadcast_ether_addr(addr)) {
  		wpa_s->last_tk_alg = alg;
  		os_memcpy(wpa_s->last_tk_addr, addr, ETH_ALEN);
  		wpa_s->last_tk_key_idx = key_idx;
  		if (key)
  			os_memcpy(wpa_s->last_tk, key, key_len);
  		wpa_s->last_tk_len = key_len;
  	}
  #endif /* CONFIG_TESTING_OPTIONS */
  	return wpa_drv_set_key(wpa_s, alg, addr, key_idx, set_tx, seq, seq_len,
  			       key, key_len);
  }
  
  
  static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr,
  					     int protection_type,
  					     int key_type)
  {
  	return wpa_drv_mlme_setprotection(wpa_s, addr, protection_type,
  					  key_type);
  }
  
  
  static struct wpa_ssid * wpas_get_network_ctx(struct wpa_supplicant *wpa_s,
  					      void *network_ctx)
  {
  	struct wpa_ssid *ssid;
  
  	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
  		if (network_ctx == ssid)
  			return ssid;
  	}
  
  	return NULL;
  }
  
  
  static int 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)
  {
  	struct wpa_supplicant *wpa_s = _wpa_s;
  	struct wpa_ssid *ssid;
  	struct wpa_pmkid_params params;
  
  	os_memset(&params, 0, sizeof(params));
  	ssid = wpas_get_network_ctx(wpa_s, network_ctx);
  	if (ssid)
  		wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_ADDED MACSTR " %d",
  			MAC2STR(bssid), ssid->id);
  	if (ssid && fils_cache_id) {
  		params.ssid = ssid->ssid;
  		params.ssid_len = ssid->ssid_len;
  		params.fils_cache_id = fils_cache_id;
  	} else {
  		params.bssid = bssid;
  	}
  
  	params.pmkid = pmkid;
  	params.pmk = pmk;
  	params.pmk_len = pmk_len;
  
  	return wpa_drv_add_pmkid(wpa_s, &params);
  }
  
  
  static int wpa_supplicant_remove_pmkid(void *_wpa_s, void *network_ctx,
  				       const u8 *bssid, const u8 *pmkid,
  				       const u8 *fils_cache_id)
  {
  	struct wpa_supplicant *wpa_s = _wpa_s;
  	struct wpa_ssid *ssid;
  	struct wpa_pmkid_params params;
  
  	os_memset(&params, 0, sizeof(params));
  	ssid = wpas_get_network_ctx(wpa_s, network_ctx);
  	if (ssid)
  		wpa_msg(wpa_s, MSG_INFO, PMKSA_CACHE_REMOVED MACSTR " %d",
  			MAC2STR(bssid), ssid->id);
  	if (ssid && fils_cache_id) {
  		params.ssid = ssid->ssid;
  		params.ssid_len = ssid->ssid_len;
  		params.fils_cache_id = fils_cache_id;
  	} else {
  		params.bssid = bssid;
  	}
  
  	params.pmkid = pmkid;
  
  	return wpa_drv_remove_pmkid(wpa_s, &params);
  }
  
  
  #ifdef CONFIG_IEEE80211R
  static int wpa_supplicant_update_ft_ies(void *ctx, const u8 *md,
  					const u8 *ies, size_t ies_len)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
  		return sme_update_ft_ies(wpa_s, md, ies, ies_len);
  	return wpa_drv_update_ft_ies(wpa_s, md, ies, ies_len);
  }
  
  
  static int wpa_supplicant_send_ft_action(void *ctx, u8 action,
  					 const u8 *target_ap,
  					 const u8 *ies, size_t ies_len)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	int ret;
  	u8 *data, *pos;
  	size_t data_len;
  
  	if (action != 1) {
  		wpa_printf(MSG_ERROR, "Unsupported send_ft_action action %d",
  			   action);
  		return -1;
  	}
  
  	/*
  	 * Action frame payload:
  	 * Category[1] = 6 (Fast BSS Transition)
  	 * Action[1] = 1 (Fast BSS Transition Request)
  	 * STA Address
  	 * Target AP Address
  	 * FT IEs
  	 */
  
  	data_len = 2 + 2 * ETH_ALEN + ies_len;
  	data = os_malloc(data_len);
  	if (data == NULL)
  		return -1;
  	pos = data;
  	*pos++ = 0x06; /* FT Action category */
  	*pos++ = action;
  	os_memcpy(pos, wpa_s->own_addr, ETH_ALEN);
  	pos += ETH_ALEN;
  	os_memcpy(pos, target_ap, ETH_ALEN);
  	pos += ETH_ALEN;
  	os_memcpy(pos, ies, ies_len);
  
  	ret = wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0,
  				  wpa_s->bssid, wpa_s->own_addr, wpa_s->bssid,
  				  data, data_len, 0);
  	os_free(data);
  
  	return ret;
  }
  
  
  static int wpa_supplicant_mark_authenticated(void *ctx, const u8 *target_ap)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	struct wpa_driver_auth_params params;
  	struct wpa_bss *bss;
  
  	bss = wpa_bss_get_bssid(wpa_s, target_ap);
  	if (bss == NULL)
  		return -1;
  
  	os_memset(&params, 0, sizeof(params));
  	params.bssid = target_ap;
  	params.freq = bss->freq;
  	params.ssid = bss->ssid;
  	params.ssid_len = bss->ssid_len;
  	params.auth_alg = WPA_AUTH_ALG_FT;
  	params.local_state_change = 1;
  	return wpa_drv_authenticate(wpa_s, &params);
  }
  #endif /* CONFIG_IEEE80211R */
  
  
  #ifdef CONFIG_TDLS
  
  static int wpa_supplicant_tdls_get_capa(void *ctx, int *tdls_supported,
  					int *tdls_ext_setup,
  					int *tdls_chan_switch)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	*tdls_supported = 0;
  	*tdls_ext_setup = 0;
  	*tdls_chan_switch = 0;
  
  	if (!wpa_s->drv_capa_known)
  		return -1;
  
  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)
  		*tdls_supported = 1;
  
  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP)
  		*tdls_ext_setup = 1;
  
  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH)
  		*tdls_chan_switch = 1;
  
  	return 0;
  }
  
  
  static int 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)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	return wpa_drv_send_tdls_mgmt(wpa_s, dst, action_code, dialog_token,
  				      status_code, peer_capab, initiator, buf,
  				      len);
  }
  
  
  static int wpa_supplicant_tdls_oper(void *ctx, int oper, const u8 *peer)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	return wpa_drv_tdls_oper(wpa_s, oper, peer);
  }
  
  
  static int 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,
  	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)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	struct hostapd_sta_add_params params;
  
  	os_memset(&params, 0, sizeof(params));
  
  	params.addr = peer;
  	params.aid = aid;
  	params.capability = capability;
  	params.flags = WPA_STA_TDLS_PEER | WPA_STA_AUTHORIZED;
  
  	/*
  	 * Don't rely only on qosinfo for WMM capability. It may be 0 even when
  	 * present. Allow the WMM IE to also indicate QoS support.
  	 */
  	if (wmm || qosinfo)
  		params.flags |= WPA_STA_WMM;
  
  	params.ht_capabilities = ht_capab;
  	params.vht_capabilities = vht_capab;
  	params.qosinfo = qosinfo;
  	params.listen_interval = 0;
  	params.supp_rates = supp_rates;
  	params.supp_rates_len = supp_rates_len;
  	params.set = !add;
  	params.ext_capab = ext_capab;
  	params.ext_capab_len = ext_capab_len;
  	params.supp_channels = supp_channels;
  	params.supp_channels_len = supp_channels_len;
  	params.supp_oper_classes = supp_oper_classes;
  	params.supp_oper_classes_len = supp_oper_classes_len;
  
  	return wpa_drv_sta_add(wpa_s, &params);
  }
  
  
  static int wpa_supplicant_tdls_enable_channel_switch(
  	void *ctx, const u8 *addr, u8 oper_class,
  	const struct hostapd_freq_params *params)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	return wpa_drv_tdls_enable_channel_switch(wpa_s, addr, oper_class,
  						  params);
  }
  
  
  static int wpa_supplicant_tdls_disable_channel_switch(void *ctx, const u8 *addr)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	return wpa_drv_tdls_disable_channel_switch(wpa_s, addr);
  }
  
  #endif /* CONFIG_TDLS */
  
  #endif /* CONFIG_NO_WPA */
  
  
  enum wpa_ctrl_req_type wpa_supplicant_ctrl_req_from_string(const char *field)
  {
  	if (os_strcmp(field, "IDENTITY") == 0)
  		return WPA_CTRL_REQ_EAP_IDENTITY;
  	else if (os_strcmp(field, "PASSWORD") == 0)
  		return WPA_CTRL_REQ_EAP_PASSWORD;
  	else if (os_strcmp(field, "NEW_PASSWORD") == 0)
  		return WPA_CTRL_REQ_EAP_NEW_PASSWORD;
  	else if (os_strcmp(field, "PIN") == 0)
  		return WPA_CTRL_REQ_EAP_PIN;
  	else if (os_strcmp(field, "OTP") == 0)
  		return WPA_CTRL_REQ_EAP_OTP;
  	else if (os_strcmp(field, "PASSPHRASE") == 0)
  		return WPA_CTRL_REQ_EAP_PASSPHRASE;
  	else if (os_strcmp(field, "SIM") == 0)
  		return WPA_CTRL_REQ_SIM;
  	else if (os_strcmp(field, "PSK_PASSPHRASE") == 0)
  		return WPA_CTRL_REQ_PSK_PASSPHRASE;
  	else if (os_strcmp(field, "EXT_CERT_CHECK") == 0)
  		return WPA_CTRL_REQ_EXT_CERT_CHECK;
  	return WPA_CTRL_REQ_UNKNOWN;
  }
  
  
  const char * wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,
  					       const char *default_txt,
  					       const char **txt)
  {
  	const char *ret = NULL;
  
  	*txt = default_txt;
  
  	switch (field) {
  	case WPA_CTRL_REQ_EAP_IDENTITY:
  		*txt = "Identity";
  		ret = "IDENTITY";
  		break;
  	case WPA_CTRL_REQ_EAP_PASSWORD:
  		*txt = "Password";
  		ret = "PASSWORD";
  		break;
  	case WPA_CTRL_REQ_EAP_NEW_PASSWORD:
  		*txt = "New Password";
  		ret = "NEW_PASSWORD";
  		break;
  	case WPA_CTRL_REQ_EAP_PIN:
  		*txt = "PIN";
  		ret = "PIN";
  		break;
  	case WPA_CTRL_REQ_EAP_OTP:
  		ret = "OTP";
  		break;
  	case WPA_CTRL_REQ_EAP_PASSPHRASE:
  		*txt = "Private key passphrase";
  		ret = "PASSPHRASE";
  		break;
  	case WPA_CTRL_REQ_SIM:
  		ret = "SIM";
  		break;
  	case WPA_CTRL_REQ_PSK_PASSPHRASE:
  		*txt = "PSK or passphrase";
  		ret = "PSK_PASSPHRASE";
  		break;
  	case WPA_CTRL_REQ_EXT_CERT_CHECK:
  		*txt = "External server certificate validation";
  		ret = "EXT_CERT_CHECK";
  		break;
  	default:
  		break;
  	}
  
  	/* txt needs to be something */
  	if (*txt == NULL) {
  		wpa_printf(MSG_WARNING, "No message for request %d", field);
  		ret = NULL;
  	}
  
  	return ret;
  }
  
  
  void wpas_send_ctrl_req(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
  			const char *field_name, const char *txt)
  {
  	char *buf;
  	size_t buflen;
  	int len;
  
  	buflen = 100 + os_strlen(txt) + ssid->ssid_len;
  	buf = os_malloc(buflen);
  	if (buf == NULL)
  		return;
  	len = os_snprintf(buf, buflen, "%s-%d:%s needed for SSID ",
  			  field_name, ssid->id, txt);
  	if (os_snprintf_error(buflen, len)) {
  		os_free(buf);
  		return;
  	}
  	if (ssid->ssid && buflen > len + ssid->ssid_len) {
  		os_memcpy(buf + len, ssid->ssid, ssid->ssid_len);
  		len += ssid->ssid_len;
  		buf[len] = '\0';
  	}
  	buf[buflen - 1] = '\0';
  	wpa_msg(wpa_s, MSG_INFO, WPA_CTRL_REQ "%s", buf);
  	os_free(buf);
  }
  
  
  #ifdef IEEE8021X_EAPOL
  #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG)
  static void wpa_supplicant_eap_param_needed(void *ctx,
  					    enum wpa_ctrl_req_type field,
  					    const char *default_txt)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	struct wpa_ssid *ssid = wpa_s->current_ssid;
  	const char *field_name, *txt = NULL;
  
  	if (ssid == NULL)
  		return;
  
  	if (field == WPA_CTRL_REQ_EXT_CERT_CHECK)
  		ssid->eap.pending_ext_cert_check = PENDING_CHECK;
  	wpas_notify_network_request(wpa_s, ssid, field, default_txt);
  
  	field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt,
  						       &txt);
  	if (field_name == NULL) {
  		wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed",
  			   field);
  		return;
  	}
  
  	wpas_notify_eap_status(wpa_s, "eap parameter needed", field_name);
  
  	wpas_send_ctrl_req(wpa_s, ssid, field_name, txt);
  }
  #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
  #define wpa_supplicant_eap_param_needed NULL
  #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
  
  
  #ifdef CONFIG_EAP_PROXY
  
  static void wpa_supplicant_eap_proxy_cb(void *ctx)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	size_t len;
  
  	wpa_s->mnc_len = eapol_sm_get_eap_proxy_imsi(wpa_s->eapol, -1,
  						     wpa_s->imsi, &len);
  	if (wpa_s->mnc_len > 0) {
  		wpa_s->imsi[len] = '\0';
  		wpa_printf(MSG_DEBUG, "eap_proxy: IMSI %s (MNC length %d)",
  			   wpa_s->imsi, wpa_s->mnc_len);
  	} else {
  		wpa_printf(MSG_DEBUG, "eap_proxy: IMSI not available");
  	}
  }
  
  
  static void wpa_sm_sim_state_error_handler(struct wpa_supplicant *wpa_s)
  {
  	int i;
  	struct wpa_ssid *ssid;
  	const struct eap_method_type *eap_methods;
  
  	if (!wpa_s->conf)
  		return;
  
  	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next)	{
  		eap_methods = ssid->eap.eap_methods;
  		if (!eap_methods)
  			continue;
  
  		for (i = 0; eap_methods[i].method != EAP_TYPE_NONE; i++) {
  			if (eap_methods[i].vendor == EAP_VENDOR_IETF &&
  			    (eap_methods[i].method == EAP_TYPE_SIM ||
  			     eap_methods[i].method == EAP_TYPE_AKA ||
  			     eap_methods[i].method == EAP_TYPE_AKA_PRIME)) {
  				wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
  				break;
  			}
  		}
  	}
  }
  
  
  static void
  wpa_supplicant_eap_proxy_notify_sim_status(void *ctx,
  					   enum eap_proxy_sim_state sim_state)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status %u", sim_state);
  	switch (sim_state) {
  	case SIM_STATE_ERROR:
  		wpa_sm_sim_state_error_handler(wpa_s);
  		break;
  	default:
  		wpa_printf(MSG_DEBUG, "eap_proxy: SIM card status unknown");
  		break;
  	}
  }
  
  #endif /* CONFIG_EAP_PROXY */
  
  
  static void wpa_supplicant_port_cb(void *ctx, int authorized)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  #ifdef CONFIG_AP
  	if (wpa_s->ap_iface) {
  		wpa_printf(MSG_DEBUG, "AP mode active - skip EAPOL Supplicant "
  			   "port status: %s",
  			   authorized ? "Authorized" : "Unauthorized");
  		return;
  	}
  #endif /* CONFIG_AP */
  	wpa_printf(MSG_DEBUG, "EAPOL: Supplicant port status: %s",
  		   authorized ? "Authorized" : "Unauthorized");
  	wpa_drv_set_supp_port(wpa_s, authorized);
  }
  
  
  static void wpa_supplicant_cert_cb(void *ctx, int depth, const char *subject,
  				   const char *altsubject[], int num_altsubject,
  				   const char *cert_hash,
  				   const struct wpabuf *cert)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	wpas_notify_certification(wpa_s, depth, subject, altsubject,
  				  num_altsubject, cert_hash, cert);
  }
  
  
  static void wpa_supplicant_status_cb(void *ctx, const char *status,
  				     const char *parameter)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	wpas_notify_eap_status(wpa_s, status, parameter);
  }
  
  
  static void wpa_supplicant_eap_error_cb(void *ctx, int error_code)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	wpas_notify_eap_error(wpa_s, error_code);
  }
  
  
  static void wpa_supplicant_set_anon_id(void *ctx, const u8 *id, size_t len)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	char *str;
  	int res;
  
  	wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity",
  			  id, len);
  
  	if (wpa_s->current_ssid == NULL)
  		return;
  
  	if (id == NULL) {
  		if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
  				   "NULL", 0) < 0)
  			return;
  	} else {
  		str = os_malloc(len * 2 + 1);
  		if (str == NULL)
  			return;
  		wpa_snprintf_hex(str, len * 2 + 1, id, len);
  		res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
  				     str, 0);
  		os_free(str);
  		if (res < 0)
  			return;
  	}
  
  	if (wpa_s->conf->update_config) {
  		res = wpa_config_write(wpa_s->confname, wpa_s->conf);
  		if (res) {
  			wpa_printf(MSG_DEBUG, "Failed to update config after "
  				   "anonymous_id update");
  		}
  	}
  }
  #endif /* IEEE8021X_EAPOL */
  
  
  int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s)
  {
  #ifdef IEEE8021X_EAPOL
  	struct eapol_ctx *ctx;
  	ctx = os_zalloc(sizeof(*ctx));
  	if (ctx == NULL) {
  		wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context.");
  		return -1;
  	}
  
  	ctx->ctx = wpa_s;
  	ctx->msg_ctx = wpa_s;
  	ctx->eapol_send_ctx = wpa_s;
  	ctx->preauth = 0;
  	ctx->eapol_done_cb = wpa_supplicant_notify_eapol_done;
  	ctx->eapol_send = wpa_supplicant_eapol_send;
  	ctx->set_wep_key = wpa_eapol_set_wep_key;
  #ifndef CONFIG_NO_CONFIG_BLOBS
  	ctx->set_config_blob = wpa_supplicant_set_config_blob;
  	ctx->get_config_blob = wpa_supplicant_get_config_blob;
  #endif /* CONFIG_NO_CONFIG_BLOBS */
  	ctx->aborted_cached = wpa_supplicant_aborted_cached;
  	ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
  	ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
  	ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
  	ctx->openssl_ciphers = wpa_s->conf->openssl_ciphers;
  	ctx->wps = wpa_s->wps;
  	ctx->eap_param_needed = wpa_supplicant_eap_param_needed;
  #ifdef CONFIG_EAP_PROXY
  	ctx->eap_proxy_cb = wpa_supplicant_eap_proxy_cb;
  	ctx->eap_proxy_notify_sim_status =
  		wpa_supplicant_eap_proxy_notify_sim_status;
  #endif /* CONFIG_EAP_PROXY */
  	ctx->port_cb = wpa_supplicant_port_cb;
  	ctx->cb = wpa_supplicant_eapol_cb;
  	ctx->cert_cb = wpa_supplicant_cert_cb;
  	ctx->cert_in_cb = wpa_s->conf->cert_in_cb;
  	ctx->status_cb = wpa_supplicant_status_cb;
  	ctx->eap_error_cb = wpa_supplicant_eap_error_cb;
  	ctx->set_anon_id = wpa_supplicant_set_anon_id;
  	ctx->cb_ctx = wpa_s;
  	wpa_s->eapol = eapol_sm_init(ctx);
  	if (wpa_s->eapol == NULL) {
  		os_free(ctx);
  		wpa_printf(MSG_ERROR, "Failed to initialize EAPOL state "
  			   "machines.");
  		return -1;
  	}
  #endif /* IEEE8021X_EAPOL */
  
  	return 0;
  }
  
  
  #ifndef CONFIG_NO_WPA
  
  static void 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)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	wpa_drv_set_rekey_info(wpa_s, kek, kek_len, kck, kck_len, replay_ctr);
  }
  
  
  static int wpa_supplicant_key_mgmt_set_pmk(void *ctx, const u8 *pmk,
  					   size_t pmk_len)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	if (wpa_s->conf->key_mgmt_offload &&
  	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
  		return wpa_drv_set_key(wpa_s, WPA_ALG_PMK, NULL, 0, 0,
  				       NULL, 0, pmk, pmk_len);
  	else
  		return 0;
  }
  
  
  static void wpa_supplicant_fils_hlp_rx(void *ctx, const u8 *dst, const u8 *src,
  				       const u8 *pkt, size_t pkt_len)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	char *hex;
  	size_t hexlen;
  
  	hexlen = pkt_len * 2 + 1;
  	hex = os_malloc(hexlen);
  	if (!hex)
  		return;
  	wpa_snprintf_hex(hex, hexlen, pkt, pkt_len);
  	wpa_msg(wpa_s, MSG_INFO, FILS_HLP_RX "dst=" MACSTR " src=" MACSTR
  		" frame=%s", MAC2STR(dst), MAC2STR(src), hex);
  	os_free(hex);
  }
  
  
  static int wpa_supplicant_channel_info(void *_wpa_s,
  				       struct wpa_channel_info *ci)
  {
  	struct wpa_supplicant *wpa_s = _wpa_s;
  
  	return wpa_drv_channel_info(wpa_s, ci);
  }
  
  #endif /* CONFIG_NO_WPA */
  
  
  int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s)
  {
  #ifndef CONFIG_NO_WPA
  	struct wpa_sm_ctx *ctx;
  	ctx = os_zalloc(sizeof(*ctx));
  	if (ctx == NULL) {
  		wpa_printf(MSG_ERROR, "Failed to allocate WPA context.");
  		return -1;
  	}
  
  	ctx->ctx = wpa_s;
  	ctx->msg_ctx = wpa_s;
  	ctx->set_state = _wpa_supplicant_set_state;
  	ctx->get_state = _wpa_supplicant_get_state;
  	ctx->deauthenticate = _wpa_supplicant_deauthenticate;
  	ctx->set_key = wpa_supplicant_set_key;
  	ctx->get_network_ctx = wpa_supplicant_get_network_ctx;
  	ctx->get_bssid = wpa_supplicant_get_bssid;
  	ctx->ether_send = _wpa_ether_send;
  	ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie;
  	ctx->alloc_eapol = _wpa_alloc_eapol;
  	ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout;
  	ctx->add_pmkid = wpa_supplicant_add_pmkid;
  	ctx->remove_pmkid = wpa_supplicant_remove_pmkid;
  #ifndef CONFIG_NO_CONFIG_BLOBS
  	ctx->set_config_blob = wpa_supplicant_set_config_blob;
  	ctx->get_config_blob = wpa_supplicant_get_config_blob;
  #endif /* CONFIG_NO_CONFIG_BLOBS */
  	ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection;
  #ifdef CONFIG_IEEE80211R
  	ctx->update_ft_ies = wpa_supplicant_update_ft_ies;
  	ctx->send_ft_action = wpa_supplicant_send_ft_action;
  	ctx->mark_authenticated = wpa_supplicant_mark_authenticated;
  #endif /* CONFIG_IEEE80211R */
  #ifdef CONFIG_TDLS
  	ctx->tdls_get_capa = wpa_supplicant_tdls_get_capa;
  	ctx->send_tdls_mgmt = wpa_supplicant_send_tdls_mgmt;
  	ctx->tdls_oper = wpa_supplicant_tdls_oper;
  	ctx->tdls_peer_addset = wpa_supplicant_tdls_peer_addset;
  	ctx->tdls_enable_channel_switch =
  		wpa_supplicant_tdls_enable_channel_switch;
  	ctx->tdls_disable_channel_switch =
  		wpa_supplicant_tdls_disable_channel_switch;
  #endif /* CONFIG_TDLS */
  	ctx->set_rekey_offload = wpa_supplicant_set_rekey_offload;
  	ctx->key_mgmt_set_pmk = wpa_supplicant_key_mgmt_set_pmk;
  	ctx->fils_hlp_rx = wpa_supplicant_fils_hlp_rx;
  	ctx->channel_info = wpa_supplicant_channel_info;
  
  	wpa_s->wpa = wpa_sm_init(ctx);
  	if (wpa_s->wpa == NULL) {
  		wpa_printf(MSG_ERROR, "Failed to initialize WPA state "
  			   "machine");
  		os_free(ctx);
  		return -1;
  	}
  #endif /* CONFIG_NO_WPA */
  
  	return 0;
  }
  
  
  void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s,
  					struct wpa_ssid *ssid)
  {
  	struct rsn_supp_config conf;
  	if (ssid) {
  		os_memset(&conf, 0, sizeof(conf));
  		conf.network_ctx = ssid;
  		conf.allowed_pairwise_cipher = ssid->pairwise_cipher;
  #ifdef IEEE8021X_EAPOL
  		conf.proactive_key_caching = ssid->proactive_key_caching < 0 ?
  			wpa_s->conf->okc : ssid->proactive_key_caching;
  		conf.eap_workaround = ssid->eap_workaround;
  		conf.eap_conf_ctx = &ssid->eap;
  #endif /* IEEE8021X_EAPOL */
  		conf.ssid = ssid->ssid;
  		conf.ssid_len = ssid->ssid_len;
  		conf.wpa_ptk_rekey = ssid->wpa_ptk_rekey;
  #ifdef CONFIG_P2P
  		if (ssid->p2p_group && wpa_s->current_bss &&
  		    !wpa_s->p2p_disable_ip_addr_req) {
  			struct wpabuf *p2p;
  			p2p = wpa_bss_get_vendor_ie_multi(wpa_s->current_bss,
  							  P2P_IE_VENDOR_TYPE);
  			if (p2p) {
  				u8 group_capab;
  				group_capab = p2p_get_group_capab(p2p);
  				if (group_capab &
  				    P2P_GROUP_CAPAB_IP_ADDR_ALLOCATION)
  					conf.p2p = 1;
  				wpabuf_free(p2p);
  			}
  		}
  #endif /* CONFIG_P2P */
  		conf.wpa_rsc_relaxation = wpa_s->conf->wpa_rsc_relaxation;
  #ifdef CONFIG_FILS
  		if (wpa_key_mgmt_fils(wpa_s->key_mgmt))
  			conf.fils_cache_id =
  				wpa_bss_get_fils_cache_id(wpa_s->current_bss);
  #endif /* CONFIG_FILS */
  	}
  	wpa_sm_set_config(wpa_s->wpa, ssid ? &conf : NULL);
  }
  