text: /*
   * WPA Supplicant - Basic AP mode support routines
   * Copyright (c) 2003-2009, Jouni Malinen <j@w1.fi>
   * Copyright (c) 2009, Atheros Communications
   *
   * This software may be distributed under the terms of the BSD license.
   * See README for more details.
   */
  
  #include "utils/includes.h"
  
  #include "utils/common.h"
  #include "utils/eloop.h"
  #include "utils/uuid.h"
  #include "common/ieee802_11_defs.h"
  #include "common/wpa_ctrl.h"
  #include "eapol_supp/eapol_supp_sm.h"
  #include "crypto/dh_group5.h"
  #include "ap/hostapd.h"
  #include "ap/ap_config.h"
  #include "ap/ap_drv_ops.h"
  #ifdef NEED_AP_MLME
  #include "ap/ieee802_11.h"
  #endif /* NEED_AP_MLME */
  #include "ap/beacon.h"
  #include "ap/ieee802_1x.h"
  #include "ap/wps_hostapd.h"
  #include "ap/ctrl_iface_ap.h"
  #include "ap/dfs.h"
  #include "wps/wps.h"
  #include "common/ieee802_11_defs.h"
  #include "config_ssid.h"
  #include "config.h"
  #include "wpa_supplicant_i.h"
  #include "driver_i.h"
  #include "p2p_supplicant.h"
  #include "ap.h"
  #include "ap/sta_info.h"
  #include "notify.h"
  
  
  #ifdef CONFIG_WPS
  static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx);
  #endif /* CONFIG_WPS */
  
  
  #ifdef CONFIG_P2P
  static bool is_chanwidth160_supported(struct hostapd_hw_modes *mode,
  				      struct hostapd_config *conf)
  {
  #ifdef CONFIG_IEEE80211AX
  	if (conf->ieee80211ax) {
  		struct he_capabilities *he_cap;
  
  		he_cap = &mode->he_capab[IEEE80211_MODE_AP];
  		if (he_cap->phy_cap[HE_PHYCAP_CHANNEL_WIDTH_SET_IDX] &
  		    (HE_PHYCAP_CHANNEL_WIDTH_SET_80PLUS80MHZ_IN_5G |
  		     HE_PHYCAP_CHANNEL_WIDTH_SET_160MHZ_IN_5G))
  			return true;
  	}
  #endif /* CONFIG_IEEE80211AX */
  	if (mode->vht_capab & (VHT_CAP_SUPP_CHAN_WIDTH_160MHZ |
  			       VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ))
  		return true;
  	return false;
  }
  #endif /* CONFIG_P2P */
  
  
  static void wpas_conf_ap_vht(struct wpa_supplicant *wpa_s,
  			     struct wpa_ssid *ssid,
  			     struct hostapd_config *conf,
  			     struct hostapd_hw_modes *mode)
  {
  #ifdef CONFIG_P2P
  	u8 center_chan = 0;
  	u8 channel = conf->channel;
  #endif /* CONFIG_P2P */
  	u8 freq_seg_idx;
  
  	if (!conf->secondary_channel)
  		goto no_vht;
  
  	/* Use the maximum oper channel width if it's given. */
  	if (ssid->max_oper_chwidth)
  		hostapd_set_oper_chwidth(conf, ssid->max_oper_chwidth);
  
  	if (hostapd_get_oper_chwidth(conf) == CHANWIDTH_80P80MHZ) {
  		ieee80211_freq_to_chan(ssid->vht_center_freq2,
  				       &freq_seg_idx);
  		hostapd_set_oper_centr_freq_seg1_idx(conf, freq_seg_idx);
  	}
  
  	if (!ssid->p2p_group) {
  		if (!ssid->vht_center_freq1)
  			goto no_vht;
  		ieee80211_freq_to_chan(ssid->vht_center_freq1,
  				       &freq_seg_idx);
  		hostapd_set_oper_centr_freq_seg0_idx(conf, freq_seg_idx);
  
  		wpa_printf(MSG_DEBUG,
  			   "VHT seg0 index %d and seg1 index %d for AP",
  			   hostapd_get_oper_centr_freq_seg0_idx(conf),
  			   hostapd_get_oper_centr_freq_seg1_idx(conf));
  		return;
  	}
  
  #ifdef CONFIG_P2P
  	switch (hostapd_get_oper_chwidth(conf)) {
  	case CHANWIDTH_80MHZ:
  	case CHANWIDTH_80P80MHZ:
  		center_chan = wpas_p2p_get_vht80_center(wpa_s, mode, channel,
  							conf->op_class);
  		wpa_printf(MSG_DEBUG,
  			   "VHT center channel %u for 80 or 80+80 MHz bandwidth",
  			   center_chan);
  		break;
  	case CHANWIDTH_160MHZ:
  		center_chan = wpas_p2p_get_vht160_center(wpa_s, mode, channel,
  							 conf->op_class);
  		wpa_printf(MSG_DEBUG,
  			   "VHT center channel %u for 160 MHz bandwidth",
  			   center_chan);
  		break;
  	default:
  		/*
  		 * conf->vht_oper_chwidth might not be set for non-P2P GO cases,
  		 * try oper_cwidth 160 MHz first then VHT 80 MHz, if 160 MHz is
  		 * not supported.
  		 */
  		hostapd_set_oper_chwidth(conf, CHANWIDTH_160MHZ);
  		ieee80211_freq_to_channel_ext(ssid->frequency, 0,
  					      conf->vht_oper_chwidth,
  					      &conf->op_class,
  					      &conf->channel);
  		center_chan = wpas_p2p_get_vht160_center(wpa_s, mode, channel,
  							 conf->op_class);
  		if (center_chan && is_chanwidth160_supported(mode, conf)) {
  			wpa_printf(MSG_DEBUG,
  				   "VHT center channel %u for auto-selected 160 MHz bandwidth",
  				   center_chan);
  		} else {
  			hostapd_set_oper_chwidth(conf, CHANWIDTH_80MHZ);
  			ieee80211_freq_to_channel_ext(ssid->frequency, 0,
  						      conf->vht_oper_chwidth,
  						      &conf->op_class,
  						      &conf->channel);
  			center_chan = wpas_p2p_get_vht80_center(wpa_s, mode,
  								channel,
  								conf->op_class);
  			wpa_printf(MSG_DEBUG,
  				   "VHT center channel %u for auto-selected 80 MHz bandwidth",
  				   center_chan);
  		}
  		break;
  	}
  	if (!center_chan)
  		goto no_vht;
  
  	hostapd_set_oper_centr_freq_seg0_idx(conf, center_chan);
  	wpa_printf(MSG_DEBUG, "VHT seg0 index %d for P2P GO",
  		   hostapd_get_oper_centr_freq_seg0_idx(conf));
  	return;
  #endif /* CONFIG_P2P */
  
  no_vht:
  	wpa_printf(MSG_DEBUG,
  		   "No VHT higher bandwidth support for the selected channel %d",
  		   conf->channel);
  	hostapd_set_oper_centr_freq_seg0_idx(
  		conf, conf->channel + conf->secondary_channel * 2);
  	hostapd_set_oper_chwidth(conf, CHANWIDTH_USE_HT);
  }
  
  
  static struct hostapd_hw_modes *
  wpa_supplicant_find_hw_mode(struct wpa_supplicant *wpa_s,
  			    enum hostapd_hw_mode hw_mode)
  {
  	struct hostapd_hw_modes *mode = NULL;
  	int i;
  
  	for (i = 0; i < wpa_s->hw.num_modes; i++) {
  		if (wpa_s->hw.modes[i].mode == hw_mode) {
  			mode = &wpa_s->hw.modes[i];
  			break;
  		}
  	}
  
  	return mode;
  }
  
  
  int wpa_supplicant_conf_ap_ht(struct wpa_supplicant *wpa_s,
  			      struct wpa_ssid *ssid,
  			      struct hostapd_config *conf)
  {
  	conf->hw_mode = ieee80211_freq_to_channel_ext(ssid->frequency, 0,
  						      ssid->max_oper_chwidth,
  						      &conf->op_class,
  						      &conf->channel);
  	/* ssid->max_oper_chwidth is not valid in all cases, so fall back to the
  	 * less specific mechanism, if needed, at least for now */
  	if (conf->hw_mode == NUM_HOSTAPD_MODES)
  		conf->hw_mode = ieee80211_freq_to_chan(ssid->frequency,
  						       &conf->channel);
  	if (conf->hw_mode == NUM_HOSTAPD_MODES) {
  		wpa_printf(MSG_ERROR, "Unsupported AP mode frequency: %d MHz",
  			   ssid->frequency);
  		return -1;
  	}
  
  	/*
  	 * Enable HT20 if the driver supports it, by setting conf->ieee80211n
  	 * and a mask of allowed capabilities within conf->ht_capab.
  	 * Using default config settings for: conf->ht_op_mode_fixed,
  	 * conf->secondary_channel, conf->require_ht
  	 */
  	if (wpa_s->hw.modes) {
  		struct hostapd_hw_modes *mode = NULL;
  		int no_ht = 0;
  
  		wpa_printf(MSG_DEBUG,
  			   "Determining HT/VHT options based on driver capabilities (freq=%u chan=%u)",
  			   ssid->frequency, conf->channel);
  
  		mode = wpa_supplicant_find_hw_mode(wpa_s, conf->hw_mode);
  
  		/* May drop to IEEE 802.11b if the driver does not support IEEE
  		 * 802.11g */
  		if (!mode && conf->hw_mode == HOSTAPD_MODE_IEEE80211G) {
  			conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
  			wpa_printf(MSG_INFO,
  				   "Try downgrade to IEEE 802.11b as 802.11g is not supported by the current hardware");
  			mode = wpa_supplicant_find_hw_mode(wpa_s,
  							   conf->hw_mode);
  		}
  
  		if (!mode) {
  			wpa_printf(MSG_ERROR,
  				   "No match between requested and supported hw modes found");
  			return -1;
  		}
  
  #ifdef CONFIG_HT_OVERRIDES
  		if (ssid->disable_ht)
  			ssid->ht = 0;
  #endif /* CONFIG_HT_OVERRIDES */
  
  		if (!ssid->ht) {
  			wpa_printf(MSG_DEBUG,
  				   "HT not enabled in network profile");
  			conf->ieee80211n = 0;
  			conf->ht_capab = 0;
  			no_ht = 1;
  		}
  
  		if (!no_ht && mode && mode->ht_capab) {
  			wpa_printf(MSG_DEBUG,
  				   "Enable HT support (p2p_group=%d 11a=%d ht40_hw_capab=%d ssid->ht40=%d)",
  				   ssid->p2p_group,
  				   conf->hw_mode == HOSTAPD_MODE_IEEE80211A,
  				   !!(mode->ht_capab &
  				      HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET),
  				   ssid->ht40);
  			conf->ieee80211n = 1;
  
  			if (ssid->ht40 &&
  			    (mode->ht_capab &
  			     HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
  				conf->secondary_channel = ssid->ht40;
  			else
  				conf->secondary_channel = 0;
  
  #ifdef CONFIG_P2P
  			if (ssid->p2p_group &&
  			    conf->hw_mode == HOSTAPD_MODE_IEEE80211A &&
  			    (mode->ht_capab &
  			     HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) &&
  			    ssid->ht40) {
  				conf->secondary_channel =
  					wpas_p2p_get_ht40_mode(wpa_s, mode,
  							       conf->channel);
  				wpa_printf(MSG_DEBUG,
  					   "HT secondary channel offset %d for P2P group",
  					   conf->secondary_channel);
  			} else if (ssid->p2p_group && conf->secondary_channel &&
  				   conf->hw_mode != HOSTAPD_MODE_IEEE80211A) {
  				/* This ended up trying to configure invalid
  				 * 2.4 GHz channels (e.g., HT40+ on channel 11)
  				 * in some cases, so clear the secondary channel
  				 * configuration now to avoid such cases that
  				 * would lead to group formation failures. */
  				wpa_printf(MSG_DEBUG,
  					   "Disable HT secondary channel for P2P group on 2.4 GHz");
  				conf->secondary_channel = 0;
  			}
  #endif /* CONFIG_P2P */
  
  			if (!ssid->p2p_group &&
  			    (mode->ht_capab &
  			     HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) {
  				conf->secondary_channel = ssid->ht40;
  				wpa_printf(MSG_DEBUG,
  					   "HT secondary channel offset %d for AP",
  					   conf->secondary_channel);
  			}
  
  			if (conf->secondary_channel)
  				conf->ht_capab |=
  					HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
  
  			/*
  			 * white-list capabilities that won't cause issues
  			 * to connecting stations, while leaving the current
  			 * capabilities intact (currently disabled SMPS).
  			 */
  			conf->ht_capab |= mode->ht_capab &
  				(HT_CAP_INFO_GREEN_FIELD |
  				 HT_CAP_INFO_SHORT_GI20MHZ |
  				 HT_CAP_INFO_SHORT_GI40MHZ |
  				 HT_CAP_INFO_RX_STBC_MASK |
  				 HT_CAP_INFO_TX_STBC |
  				 HT_CAP_INFO_MAX_AMSDU_SIZE);
  
  			/* check this before VHT, because setting oper chan
  			 * width and friends is the same call for HE and VHT
  			 * and checks if conf->ieee8021ax == 1 */
  			if (mode->he_capab[wpas_mode_to_ieee80211_mode(
  					    ssid->mode)].he_supported &&
  			    ssid->he)
  				conf->ieee80211ax = 1;
  
  			if (mode->vht_capab && ssid->vht) {
  				conf->ieee80211ac = 1;
  				conf->vht_capab |= mode->vht_capab;
  				wpas_conf_ap_vht(wpa_s, ssid, conf, mode);
  			}
  		}
  	}
  
  	if (conf->secondary_channel) {
  		struct wpa_supplicant *iface;
  
  		for (iface = wpa_s->global->ifaces; iface; iface = iface->next)
  		{
  			if (iface == wpa_s ||
  			    iface->wpa_state < WPA_AUTHENTICATING ||
  			    (int) iface->assoc_freq != ssid->frequency)
  				continue;
  
  			/*
  			 * Do not allow 40 MHz co-ex PRI/SEC switch to force us
  			 * to change our PRI channel since we have an existing,
  			 * concurrent connection on that channel and doing
  			 * multi-channel concurrency is likely to cause more
  			 * harm than using different PRI/SEC selection in
  			 * environment with multiple BSSes on these two channels
  			 * with mixed 20 MHz or PRI channel selection.
  			 */
  			conf->no_pri_sec_switch = 1;
  		}
  	}
  
  	return 0;
  }
  
  
  static int wpa_supplicant_conf_ap(struct wpa_supplicant *wpa_s,
  				  struct wpa_ssid *ssid,
  				  struct hostapd_config *conf)
  {
  	struct hostapd_bss_config *bss = conf->bss[0];
  
  	conf->driver = wpa_s->driver;
  
  	os_strlcpy(bss->iface, wpa_s->ifname, sizeof(bss->iface));
  
  	if (wpa_supplicant_conf_ap_ht(wpa_s, ssid, conf))
  		return -1;
  
  	if (ssid->pbss > 1) {
  		wpa_printf(MSG_ERROR, "Invalid pbss value(%d) for AP mode",
  			   ssid->pbss);
  		return -1;
  	}
  	bss->pbss = ssid->pbss;
  
  #ifdef CONFIG_ACS
  	if (ssid->acs) {
  		/* Setting channel to 0 in order to enable ACS */
  		conf->channel = 0;
  		wpa_printf(MSG_DEBUG, "Use automatic channel selection");
  	}
  #endif /* CONFIG_ACS */
  
  	if (ieee80211_is_dfs(ssid->frequency, wpa_s->hw.modes,
  			     wpa_s->hw.num_modes) && wpa_s->conf->country[0]) {
  		conf->ieee80211h = 1;
  		conf->ieee80211d = 1;
  		conf->country[0] = wpa_s->conf->country[0];
  		conf->country[1] = wpa_s->conf->country[1];
  		conf->country[2] = ' ';
  	}
  
  #ifdef CONFIG_P2P
  	if (conf->hw_mode == HOSTAPD_MODE_IEEE80211G &&
  	    (ssid->mode == WPAS_MODE_P2P_GO ||
  	     ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)) {
  		/* Remove 802.11b rates from supported and basic rate sets */
  		int *list = os_malloc(4 * sizeof(int));
  		if (list) {
  			list[0] = 60;
  			list[1] = 120;
  			list[2] = 240;
  			list[3] = -1;
  		}
  		conf->basic_rates = list;
  
  		list = os_malloc(9 * sizeof(int));
  		if (list) {
  			list[0] = 60;
  			list[1] = 90;
  			list[2] = 120;
  			list[3] = 180;
  			list[4] = 240;
  			list[5] = 360;
  			list[6] = 480;
  			list[7] = 540;
  			list[8] = -1;
  		}
  		conf->supported_rates = list;
  	}
  
  #ifdef CONFIG_IEEE80211AX
  	if (ssid->mode == WPAS_MODE_P2P_GO ||
  	    ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
  		conf->ieee80211ax = ssid->he;
  #endif /* CONFIG_IEEE80211AX */
  
  	bss->isolate = !wpa_s->conf->p2p_intra_bss;
  	bss->extended_key_id = wpa_s->conf->extended_key_id;
  	bss->force_per_enrollee_psk = wpa_s->global->p2p_per_sta_psk;
  	bss->wpa_deny_ptk0_rekey = ssid->wpa_deny_ptk0_rekey;
  
  	if (ssid->p2p_group) {
  		os_memcpy(bss->ip_addr_go, wpa_s->p2pdev->conf->ip_addr_go, 4);
  		os_memcpy(bss->ip_addr_mask, wpa_s->p2pdev->conf->ip_addr_mask,
  			  4);
  		os_memcpy(bss->ip_addr_start,
  			  wpa_s->p2pdev->conf->ip_addr_start, 4);
  		os_memcpy(bss->ip_addr_end, wpa_s->p2pdev->conf->ip_addr_end,
  			  4);
  	}
  #endif /* CONFIG_P2P */
  
  	if (ssid->ssid_len == 0) {
  		wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
  		return -1;
  	}
  	os_memcpy(bss->ssid.ssid, ssid->ssid, ssid->ssid_len);
  	bss->ssid.ssid_len = ssid->ssid_len;
  	bss->ssid.ssid_set = 1;
  
  	bss->ignore_broadcast_ssid = ssid->ignore_broadcast_ssid;
  
  	if (ssid->auth_alg)
  		bss->auth_algs = ssid->auth_alg;
  
  	if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt))
  		bss->wpa = ssid->proto;
  	if (ssid->key_mgmt == DEFAULT_KEY_MGMT)
  		bss->wpa_key_mgmt = WPA_KEY_MGMT_PSK;
  	else
  		bss->wpa_key_mgmt = ssid->key_mgmt;
  	bss->wpa_pairwise = ssid->pairwise_cipher;
  	if (wpa_key_mgmt_sae(bss->wpa_key_mgmt) && ssid->passphrase) {
  		bss->ssid.wpa_passphrase = os_strdup(ssid->passphrase);
  	} else if (ssid->psk_set) {
  		bin_clear_free(bss->ssid.wpa_psk, sizeof(*bss->ssid.wpa_psk));
  		bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
  		if (bss->ssid.wpa_psk == NULL)
  			return -1;
  		os_memcpy(bss->ssid.wpa_psk->psk, ssid->psk, PMK_LEN);
  		bss->ssid.wpa_psk->group = 1;
  		bss->ssid.wpa_psk_set = 1;
  	} else if (ssid->passphrase) {
  		bss->ssid.wpa_passphrase = os_strdup(ssid->passphrase);
  #ifdef CONFIG_WEP
  	} else if (ssid->wep_key_len[0] || ssid->wep_key_len[1] ||
  		   ssid->wep_key_len[2] || ssid->wep_key_len[3]) {
  		struct hostapd_wep_keys *wep = &bss->ssid.wep;
  		int i;
  		for (i = 0; i < NUM_WEP_KEYS; i++) {
  			if (ssid->wep_key_len[i] == 0)
  				continue;
  			wep->key[i] = os_memdup(ssid->wep_key[i],
  						ssid->wep_key_len[i]);
  			if (wep->key[i] == NULL)
  				return -1;
  			wep->len[i] = ssid->wep_key_len[i];
  		}
  		wep->idx = ssid->wep_tx_keyidx;
  		wep->keys_set = 1;
  #endif /* CONFIG_WEP */
  	}
  #ifdef CONFIG_SAE
  	if (ssid->sae_password) {
  		struct sae_password_entry *pw;
  
  		pw = os_zalloc(sizeof(*pw));
  		if (!pw)
  			return -1;
  		os_memset(pw->peer_addr, 0xff, ETH_ALEN);
  		pw->password = os_strdup(ssid->sae_password);
  		if (!pw->password) {
  			os_free(pw);
  			return -1;
  		}
  		if (ssid->sae_password_id) {
  			pw->identifier = os_strdup(ssid->sae_password_id);
  			if (!pw->identifier) {
  				str_clear_free(pw->password);
  				os_free(pw);
  				return -1;
  			}
  		}
  
  		pw->next = bss->sae_passwords;
  		bss->sae_passwords = pw;
  	}
  
  	bss->sae_pwe = wpa_s->conf->sae_pwe;
  #endif /* CONFIG_SAE */
  
  	if (wpa_s->conf->go_interworking) {
  		wpa_printf(MSG_DEBUG,
  			   "P2P: Enable Interworking with access_network_type: %d",
  			   wpa_s->conf->go_access_network_type);
  		bss->interworking = wpa_s->conf->go_interworking;
  		bss->access_network_type = wpa_s->conf->go_access_network_type;
  		bss->internet = wpa_s->conf->go_internet;
  		if (wpa_s->conf->go_venue_group) {
  			wpa_printf(MSG_DEBUG,
  				   "P2P: Venue group: %d  Venue type: %d",
  				   wpa_s->conf->go_venue_group,
  				   wpa_s->conf->go_venue_type);
  			bss->venue_group = wpa_s->conf->go_venue_group;
  			bss->venue_type = wpa_s->conf->go_venue_type;
  			bss->venue_info_set = 1;
  		}
  	}
  
  	if (ssid->ap_max_inactivity)
  		bss->ap_max_inactivity = ssid->ap_max_inactivity;
  
  	if (ssid->dtim_period)
  		bss->dtim_period = ssid->dtim_period;
  	else if (wpa_s->conf->dtim_period)
  		bss->dtim_period = wpa_s->conf->dtim_period;
  
  	if (ssid->beacon_int)
  		conf->beacon_int = ssid->beacon_int;
  	else if (wpa_s->conf->beacon_int)
  		conf->beacon_int = wpa_s->conf->beacon_int;
  
  #ifdef CONFIG_P2P
  	if (ssid->mode == WPAS_MODE_P2P_GO ||
  	    ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION) {
  		if (wpa_s->conf->p2p_go_ctwindow > conf->beacon_int) {
  			wpa_printf(MSG_INFO,
  				   "CTWindow (%d) is bigger than beacon interval (%d) - avoid configuring it",
  				   wpa_s->conf->p2p_go_ctwindow,
  				   conf->beacon_int);
  			conf->p2p_go_ctwindow = 0;
  		} else {
  			conf->p2p_go_ctwindow = wpa_s->conf->p2p_go_ctwindow;
  		}
  	}
  #endif /* CONFIG_P2P */
  
  	if ((bss->wpa & 2) && bss->rsn_pairwise == 0)
  		bss->rsn_pairwise = bss->wpa_pairwise;
  	bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa, bss->wpa_pairwise,
  						    bss->rsn_pairwise);
  
  	if (bss->wpa && bss->ieee802_1x) {
  		bss->ssid.security_policy = SECURITY_WPA;
  	} else if (bss->wpa) {
  		bss->ssid.security_policy = SECURITY_WPA_PSK;
  #ifdef CONFIG_WEP
  	} else if (bss->ieee802_1x) {
  		int cipher = WPA_CIPHER_NONE;
  		bss->ssid.security_policy = SECURITY_IEEE_802_1X;
  		bss->ssid.wep.default_len = bss->default_wep_key_len;
  		if (bss->default_wep_key_len)
  			cipher = bss->default_wep_key_len >= 13 ?
  				WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40;
  		bss->wpa_group = cipher;
  		bss->wpa_pairwise = cipher;
  		bss->rsn_pairwise = cipher;
  	} else if (bss->ssid.wep.keys_set) {
  		int cipher = WPA_CIPHER_WEP40;
  		if (bss->ssid.wep.len[0] >= 13)
  			cipher = WPA_CIPHER_WEP104;
  		bss->ssid.security_policy = SECURITY_STATIC_WEP;
  		bss->wpa_group = cipher;
  		bss->wpa_pairwise = cipher;
  		bss->rsn_pairwise = cipher;
  #endif /* CONFIG_WEP */
  	} else {
  		bss->ssid.security_policy = SECURITY_PLAINTEXT;
  		bss->wpa_group = WPA_CIPHER_NONE;
  		bss->wpa_pairwise = WPA_CIPHER_NONE;
  		bss->rsn_pairwise = WPA_CIPHER_NONE;
  	}
  
  	if (bss->wpa_group_rekey < 86400 && (bss->wpa & 2) &&
  	    (bss->wpa_group == WPA_CIPHER_CCMP ||
  	     bss->wpa_group == WPA_CIPHER_GCMP ||
  	     bss->wpa_group == WPA_CIPHER_CCMP_256 ||
  	     bss->wpa_group == WPA_CIPHER_GCMP_256)) {
  		/*
  		 * Strong ciphers do not need frequent rekeying, so increase
  		 * the default GTK rekeying period to 24 hours.
  		 */
  		bss->wpa_group_rekey = 86400;
  	}
  
  	if (ssid->ieee80211w != MGMT_FRAME_PROTECTION_DEFAULT)
  		bss->ieee80211w = ssid->ieee80211w;
  
  #ifdef CONFIG_OCV
  	bss->ocv = ssid->ocv;
  #endif /* CONFIG_OCV */
  
  #ifdef CONFIG_WPS
  	/*
  	 * Enable WPS by default for open and WPA/WPA2-Personal network, but
  	 * require user interaction to actually use it. Only the internal
  	 * Registrar is supported.
  	 */
  	if (bss->ssid.security_policy != SECURITY_WPA_PSK &&
  	    bss->ssid.security_policy != SECURITY_PLAINTEXT)
  		goto no_wps;
  	if (bss->ssid.security_policy == SECURITY_WPA_PSK &&
  	    (!(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP)) ||
  	     !(bss->wpa & 2)))
  		goto no_wps; /* WPS2 does not allow WPA/TKIP-only
  			      * configuration */
  	if (ssid->wps_disabled)
  		goto no_wps;
  	bss->eap_server = 1;
  
  	if (!ssid->ignore_broadcast_ssid)
  		bss->wps_state = 2;
  
  	bss->ap_setup_locked = 2;
  	if (wpa_s->conf->config_methods)
  		bss->config_methods = os_strdup(wpa_s->conf->config_methods);
  	os_memcpy(bss->device_type, wpa_s->conf->device_type,
  		  WPS_DEV_TYPE_LEN);
  	if (wpa_s->conf->device_name) {
  		bss->device_name = os_strdup(wpa_s->conf->device_name);
  		bss->friendly_name = os_strdup(wpa_s->conf->device_name);
  	}
  	if (wpa_s->conf->manufacturer)
  		bss->manufacturer = os_strdup(wpa_s->conf->manufacturer);
  	if (wpa_s->conf->model_name)
  		bss->model_name = os_strdup(wpa_s->conf->model_name);
  	if (wpa_s->conf->model_number)
  		bss->model_number = os_strdup(wpa_s->conf->model_number);
  	if (wpa_s->conf->serial_number)
  		bss->serial_number = os_strdup(wpa_s->conf->serial_number);
  	if (is_nil_uuid(wpa_s->conf->uuid))
  		os_memcpy(bss->uuid, wpa_s->wps->uuid, WPS_UUID_LEN);
  	else
  		os_memcpy(bss->uuid, wpa_s->conf->uuid, WPS_UUID_LEN);
  	os_memcpy(bss->os_version, wpa_s->conf->os_version, 4);
  	bss->pbc_in_m1 = wpa_s->conf->pbc_in_m1;
  	if (ssid->eap.fragment_size != DEFAULT_FRAGMENT_SIZE)
  		bss->fragment_size = ssid->eap.fragment_size;
  no_wps:
  #endif /* CONFIG_WPS */
  
  	if (wpa_s->max_stations &&
  	    wpa_s->max_stations < wpa_s->conf->max_num_sta)
  		bss->max_num_sta = wpa_s->max_stations;
  	else
  		bss->max_num_sta = wpa_s->conf->max_num_sta;
  
  	if (!bss->isolate)
  		bss->isolate = wpa_s->conf->ap_isolate;
  
  	bss->disassoc_low_ack = wpa_s->conf->disassoc_low_ack;
  
  	if (wpa_s->conf->ap_vendor_elements) {
  		bss->vendor_elements =
  			wpabuf_dup(wpa_s->conf->ap_vendor_elements);
  	}
  
  	bss->ftm_responder = wpa_s->conf->ftm_responder;
  	bss->ftm_initiator = wpa_s->conf->ftm_initiator;
  
  	bss->transition_disable = ssid->transition_disable;
  
  	return 0;
  }
  
  
  static void ap_public_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
  {
  #ifdef CONFIG_P2P
  	struct wpa_supplicant *wpa_s = ctx;
  	const struct ieee80211_mgmt *mgmt;
  
  	mgmt = (const struct ieee80211_mgmt *) buf;
  	if (len < IEEE80211_HDRLEN + 1)
  		return;
  	if (mgmt->u.action.category != WLAN_ACTION_PUBLIC)
  		return;
  	wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
  			   mgmt->u.action.category,
  			   buf + IEEE80211_HDRLEN + 1,
  			   len - IEEE80211_HDRLEN - 1, freq);
  #endif /* CONFIG_P2P */
  }
  
  
  static void ap_wps_event_cb(void *ctx, enum wps_event event,
  			    union wps_event_data *data)
  {
  #ifdef CONFIG_P2P
  	struct wpa_supplicant *wpa_s = ctx;
  
  	if (event == WPS_EV_FAIL) {
  		struct wps_event_fail *fail = &data->fail;
  
  		if (wpa_s->p2pdev && wpa_s->p2pdev != wpa_s &&
  		    wpa_s == wpa_s->global->p2p_group_formation) {
  			/*
  			 * src/ap/wps_hostapd.c has already sent this on the
  			 * main interface, so only send on the parent interface
  			 * here if needed.
  			 */
  			wpa_msg(wpa_s->p2pdev, MSG_INFO, WPS_EVENT_FAIL
  				"msg=%d config_error=%d",
  				fail->msg, fail->config_error);
  		}
  		wpas_p2p_wps_failed(wpa_s, fail);
  	}
  #endif /* CONFIG_P2P */
  }
  
  
  static void ap_sta_authorized_cb(void *ctx, const u8 *mac_addr,
  				 int authorized, const u8 *p2p_dev_addr)
  {
  	wpas_notify_sta_authorized(ctx, mac_addr, authorized, p2p_dev_addr);
  }
  
  
  #ifdef CONFIG_P2P
  static void ap_new_psk_cb(void *ctx, const u8 *mac_addr, const u8 *p2p_dev_addr,
  			  const u8 *psk, size_t psk_len)
  {
  
  	struct wpa_supplicant *wpa_s = ctx;
  	if (wpa_s->ap_iface == NULL || wpa_s->current_ssid == NULL)
  		return;
  	wpas_p2p_new_psk_cb(wpa_s, mac_addr, p2p_dev_addr, psk, psk_len);
  }
  #endif /* CONFIG_P2P */
  
  
  static int ap_vendor_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
  {
  #ifdef CONFIG_P2P
  	struct wpa_supplicant *wpa_s = ctx;
  	const struct ieee80211_mgmt *mgmt;
  
  	mgmt = (const struct ieee80211_mgmt *) buf;
  	if (len < IEEE80211_HDRLEN + 1)
  		return -1;
  	wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
  			   mgmt->u.action.category,
  			   buf + IEEE80211_HDRLEN + 1,
  			   len - IEEE80211_HDRLEN - 1, freq);
  #endif /* CONFIG_P2P */
  	return 0;
  }
  
  
  static int ap_probe_req_rx(void *ctx, const u8 *sa, const u8 *da,
  			   const u8 *bssid, const u8 *ie, size_t ie_len,
  			   int ssi_signal)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	unsigned int freq = 0;
  
  	if (wpa_s->ap_iface)
  		freq = wpa_s->ap_iface->freq;
  
  	return wpas_p2p_probe_req_rx(wpa_s, sa, da, bssid, ie, ie_len,
  				     freq, ssi_signal);
  }
  
  
  static void ap_wps_reg_success_cb(void *ctx, const u8 *mac_addr,
  				  const u8 *uuid_e)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	wpas_p2p_wps_success(wpa_s, mac_addr, 1);
  }
  
  
  static void wpas_ap_configured_cb(void *ctx)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  
  	wpa_printf(MSG_DEBUG, "AP interface setup completed - state %s",
  		   hostapd_state_text(wpa_s->ap_iface->state));
  	if (wpa_s->ap_iface->state == HAPD_IFACE_DISABLED) {
  		wpa_supplicant_ap_deinit(wpa_s);
  		return;
  	}
  
  #ifdef CONFIG_ACS
  	if (wpa_s->current_ssid && wpa_s->current_ssid->acs) {
  		wpa_s->assoc_freq = wpa_s->ap_iface->freq;
  		wpa_s->current_ssid->frequency = wpa_s->ap_iface->freq;
  	}
  #endif /* CONFIG_ACS */
  
  	wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
  
  	if (wpa_s->ap_configured_cb)
  		wpa_s->ap_configured_cb(wpa_s->ap_configured_cb_ctx,
  					wpa_s->ap_configured_cb_data);
  }
  
  
  int wpa_supplicant_create_ap(struct wpa_supplicant *wpa_s,
  			     struct wpa_ssid *ssid)
  {
  	struct wpa_driver_associate_params params;
  	struct hostapd_iface *hapd_iface;
  	struct hostapd_config *conf;
  	size_t i;
  
  	if (ssid->ssid == NULL || ssid->ssid_len == 0) {
  		wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
  		return -1;
  	}
  
  	wpa_supplicant_ap_deinit(wpa_s);
  
  	wpa_printf(MSG_DEBUG, "Setting up AP (SSID='%s')",
  		   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
  
  	os_memset(&params, 0, sizeof(params));
  	params.ssid = ssid->ssid;
  	params.ssid_len = ssid->ssid_len;
  	switch (ssid->mode) {
  	case WPAS_MODE_AP:
  	case WPAS_MODE_P2P_GO:
  	case WPAS_MODE_P2P_GROUP_FORMATION:
  		params.mode = IEEE80211_MODE_AP;
  		break;
  	default:
  		return -1;
  	}
  	if (ssid->frequency == 0)
  		ssid->frequency = 2462; /* default channel 11 */
  	params.freq.freq = ssid->frequency;
  
  	if ((ssid->mode == WPAS_MODE_AP || ssid->mode == WPAS_MODE_P2P_GO) &&
  	    ssid->enable_edmg) {
  		u8 primary_channel;
  
  		if (ieee80211_freq_to_chan(ssid->frequency, &primary_channel) ==
  		    NUM_HOSTAPD_MODES) {
  			wpa_printf(MSG_WARNING,
  				   "EDMG: Failed to get the primary channel");
  			return -1;
  		}
  
  		hostapd_encode_edmg_chan(ssid->enable_edmg, ssid->edmg_channel,
  					 primary_channel, &params.freq.edmg);
  	}
  
  	params.wpa_proto = ssid->proto;
  	if (ssid->key_mgmt & WPA_KEY_MGMT_PSK)
  		wpa_s->key_mgmt = WPA_KEY_MGMT_PSK;
  	else if (ssid->key_mgmt & WPA_KEY_MGMT_SAE)
  		wpa_s->key_mgmt = WPA_KEY_MGMT_SAE;
  	else
  		wpa_s->key_mgmt = WPA_KEY_MGMT_NONE;
  	params.key_mgmt_suite = wpa_s->key_mgmt;
  
  	wpa_s->pairwise_cipher = wpa_pick_pairwise_cipher(ssid->pairwise_cipher,
  							  1);
  	if (wpa_s->pairwise_cipher < 0) {
  		wpa_printf(MSG_WARNING, "WPA: Failed to select pairwise "
  			   "cipher.");
  		return -1;
  	}
  	params.pairwise_suite = wpa_s->pairwise_cipher;
  	params.group_suite = params.pairwise_suite;
  
  #ifdef CONFIG_P2P
  	if (ssid->mode == WPAS_MODE_P2P_GO ||
  	    ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
  		params.p2p = 1;
  #endif /* CONFIG_P2P */
  
  	if (wpa_s->p2pdev->set_ap_uapsd)
  		params.uapsd = wpa_s->p2pdev->ap_uapsd;
  	else if (params.p2p && (wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_UAPSD))
  		params.uapsd = 1; /* mandatory for P2P GO */
  	else
  		params.uapsd = -1;
  
  	if (ieee80211_is_dfs(params.freq.freq, wpa_s->hw.modes,
  			     wpa_s->hw.num_modes))
  		params.freq.freq = 0; /* set channel after CAC */
  
  	if (params.p2p)
  		wpa_drv_get_ext_capa(wpa_s, WPA_IF_P2P_GO);
  	else
  		wpa_drv_get_ext_capa(wpa_s, WPA_IF_AP_BSS);
  
  	if (wpa_drv_associate(wpa_s, &params) < 0) {
  		wpa_msg(wpa_s, MSG_INFO, "Failed to start AP functionality");
  		return -1;
  	}
  
  	wpa_s->ap_iface = hapd_iface = hostapd_alloc_iface();
  	if (hapd_iface == NULL)
  		return -1;
  	hapd_iface->owner = wpa_s;
  	hapd_iface->drv_flags = wpa_s->drv_flags;
  	hapd_iface->probe_resp_offloads = wpa_s->probe_resp_offloads;
  	hapd_iface->extended_capa = wpa_s->extended_capa;
  	hapd_iface->extended_capa_mask = wpa_s->extended_capa_mask;
  	hapd_iface->extended_capa_len = wpa_s->extended_capa_len;
  
  	wpa_s->ap_iface->conf = conf = hostapd_config_defaults();
  	if (conf == NULL) {
  		wpa_supplicant_ap_deinit(wpa_s);
  		return -1;
  	}
  
  	os_memcpy(wpa_s->ap_iface->conf->wmm_ac_params,
  		  wpa_s->conf->wmm_ac_params,
  		  sizeof(wpa_s->conf->wmm_ac_params));
  
  	os_memcpy(wpa_s->ap_iface->conf->tx_queue, wpa_s->conf->tx_queue,
  		  sizeof(wpa_s->conf->tx_queue));
  
  	if (params.uapsd > 0) {
  		conf->bss[0]->wmm_enabled = 1;
  		conf->bss[0]->wmm_uapsd = 1;
  	}
  
  	if (wpa_supplicant_conf_ap(wpa_s, ssid, conf)) {
  		wpa_printf(MSG_ERROR, "Failed to create AP configuration");
  		wpa_supplicant_ap_deinit(wpa_s);
  		return -1;
  	}
  
  #ifdef CONFIG_P2P
  	if (ssid->mode == WPAS_MODE_P2P_GO)
  		conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
  	else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
  		conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
  			P2P_GROUP_FORMATION;
  #endif /* CONFIG_P2P */
  
  	hapd_iface->num_bss = conf->num_bss;
  	hapd_iface->bss = os_calloc(conf->num_bss,
  				    sizeof(struct hostapd_data *));
  	if (hapd_iface->bss == NULL) {
  		wpa_supplicant_ap_deinit(wpa_s);
  		return -1;
  	}
  
  	for (i = 0; i < conf->num_bss; i++) {
  		hapd_iface->bss[i] =
  			hostapd_alloc_bss_data(hapd_iface, conf,
  					       conf->bss[i]);
  		if (hapd_iface->bss[i] == NULL) {
  			wpa_supplicant_ap_deinit(wpa_s);
  			return -1;
  		}
  
  		hapd_iface->bss[i]->msg_ctx = wpa_s;
  		hapd_iface->bss[i]->msg_ctx_parent = wpa_s->p2pdev;
  		hapd_iface->bss[i]->public_action_cb = ap_public_action_rx;
  		hapd_iface->bss[i]->public_action_cb_ctx = wpa_s;
  		hapd_iface->bss[i]->vendor_action_cb = ap_vendor_action_rx;
  		hapd_iface->bss[i]->vendor_action_cb_ctx = wpa_s;
  		hostapd_register_probereq_cb(hapd_iface->bss[i],
  					     ap_probe_req_rx, wpa_s);
  		hapd_iface->bss[i]->wps_reg_success_cb = ap_wps_reg_success_cb;
  		hapd_iface->bss[i]->wps_reg_success_cb_ctx = wpa_s;
  		hapd_iface->bss[i]->wps_event_cb = ap_wps_event_cb;
  		hapd_iface->bss[i]->wps_event_cb_ctx = wpa_s;
  		hapd_iface->bss[i]->sta_authorized_cb = ap_sta_authorized_cb;
  		hapd_iface->bss[i]->sta_authorized_cb_ctx = wpa_s;
  #ifdef CONFIG_P2P
  		hapd_iface->bss[i]->new_psk_cb = ap_new_psk_cb;
  		hapd_iface->bss[i]->new_psk_cb_ctx = wpa_s;
  		hapd_iface->bss[i]->p2p = wpa_s->global->p2p;
  		hapd_iface->bss[i]->p2p_group = wpas_p2p_group_init(wpa_s,
  								    ssid);
  #endif /* CONFIG_P2P */
  		hapd_iface->bss[i]->setup_complete_cb = wpas_ap_configured_cb;
  		hapd_iface->bss[i]->setup_complete_cb_ctx = wpa_s;
  #ifdef CONFIG_TESTING_OPTIONS
  		hapd_iface->bss[i]->ext_eapol_frame_io =
  			wpa_s->ext_eapol_frame_io;
  #endif /* CONFIG_TESTING_OPTIONS */
  	}
  
  	os_memcpy(hapd_iface->bss[0]->own_addr, wpa_s->own_addr, ETH_ALEN);
  	hapd_iface->bss[0]->driver = wpa_s->driver;
  	hapd_iface->bss[0]->drv_priv = wpa_s->drv_priv;
  
  	wpa_s->current_ssid = ssid;
  	eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
  	os_memcpy(wpa_s->bssid, wpa_s->own_addr, ETH_ALEN);
  	wpa_s->assoc_freq = ssid->frequency;
  	wpa_s->ap_iface->conf->enable_edmg = ssid->enable_edmg;
  	wpa_s->ap_iface->conf->edmg_channel = ssid->edmg_channel;
  
  #if defined(CONFIG_P2P) && defined(CONFIG_ACS)
  	if (wpa_s->p2p_go_do_acs) {
  		wpa_s->ap_iface->conf->channel = 0;
  		wpa_s->ap_iface->conf->hw_mode = wpa_s->p2p_go_acs_band;
  		ssid->acs = 1;
  	}
  #endif /* CONFIG_P2P && CONFIG_ACS */
  
  	if (hostapd_setup_interface(wpa_s->ap_iface)) {
  		wpa_printf(MSG_ERROR, "Failed to initialize AP interface");
  		wpa_supplicant_ap_deinit(wpa_s);
  		return -1;
  	}
  
  	return 0;
  }
  
  
  void wpa_supplicant_ap_deinit(struct wpa_supplicant *wpa_s)
  {
  #ifdef CONFIG_WPS
  	eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
  #endif /* CONFIG_WPS */
  
  	if (wpa_s->ap_iface == NULL)
  		return;
  
  	wpa_s->current_ssid = NULL;
  	eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
  	wpa_s->assoc_freq = 0;
  	wpas_p2p_ap_deinit(wpa_s);
  	wpa_s->ap_iface->driver_ap_teardown =
  		!!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
  
  	hostapd_interface_deinit(wpa_s->ap_iface);
  	hostapd_interface_free(wpa_s->ap_iface);
  	wpa_s->ap_iface = NULL;
  	wpa_drv_deinit_ap(wpa_s);
  	wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid=" MACSTR
  		" reason=%d locally_generated=1",
  		MAC2STR(wpa_s->own_addr), WLAN_REASON_DEAUTH_LEAVING);
  }
  
  
  void ap_tx_status(void *ctx, const u8 *addr,
  		  const u8 *buf, size_t len, int ack)
  {
  #ifdef NEED_AP_MLME
  	struct wpa_supplicant *wpa_s = ctx;
  	hostapd_tx_status(wpa_s->ap_iface->bss[0], addr, buf, len, ack);
  #endif /* NEED_AP_MLME */
  }
  
  
  void ap_eapol_tx_status(void *ctx, const u8 *dst,
  			const u8 *data, size_t len, int ack)
  {
  #ifdef NEED_AP_MLME
  	struct wpa_supplicant *wpa_s = ctx;
  	if (!wpa_s->ap_iface)
  		return;
  	hostapd_tx_status(wpa_s->ap_iface->bss[0], dst, data, len, ack);
  #endif /* NEED_AP_MLME */
  }
  
  
  void ap_client_poll_ok(void *ctx, const u8 *addr)
  {
  #ifdef NEED_AP_MLME
  	struct wpa_supplicant *wpa_s = ctx;
  	if (wpa_s->ap_iface)
  		hostapd_client_poll_ok(wpa_s->ap_iface->bss[0], addr);
  #endif /* NEED_AP_MLME */
  }
  
  
  void ap_rx_from_unknown_sta(void *ctx, const u8 *addr, int wds)
  {
  #ifdef NEED_AP_MLME
  	struct wpa_supplicant *wpa_s = ctx;
  	ieee802_11_rx_from_unknown(wpa_s->ap_iface->bss[0], addr, wds);
  #endif /* NEED_AP_MLME */
  }
  
  
  void ap_mgmt_rx(void *ctx, struct rx_mgmt *rx_mgmt)
  {
  #ifdef NEED_AP_MLME
  	struct wpa_supplicant *wpa_s = ctx;
  	struct hostapd_frame_info fi;
  	os_memset(&fi, 0, sizeof(fi));
  	fi.datarate = rx_mgmt->datarate;
  	fi.ssi_signal = rx_mgmt->ssi_signal;
  	ieee802_11_mgmt(wpa_s->ap_iface->bss[0], rx_mgmt->frame,
  			rx_mgmt->frame_len, &fi);
  #endif /* NEED_AP_MLME */
  }
  
  
  void ap_mgmt_tx_cb(void *ctx, const u8 *buf, size_t len, u16 stype, int ok)
  {
  #ifdef NEED_AP_MLME
  	struct wpa_supplicant *wpa_s = ctx;
  	ieee802_11_mgmt_cb(wpa_s->ap_iface->bss[0], buf, len, stype, ok);
  #endif /* NEED_AP_MLME */
  }
  
  
  void wpa_supplicant_ap_rx_eapol(struct wpa_supplicant *wpa_s,
  				const u8 *src_addr, const u8 *buf, size_t len)
  {
  	ieee802_1x_receive(wpa_s->ap_iface->bss[0], src_addr, buf, len);
  }
  
  
  #ifdef CONFIG_WPS
  
  int wpa_supplicant_ap_wps_pbc(struct wpa_supplicant *wpa_s, const u8 *bssid,
  			      const u8 *p2p_dev_addr)
  {
  	if (!wpa_s->ap_iface)
  		return -1;
  	return hostapd_wps_button_pushed(wpa_s->ap_iface->bss[0],
  					 p2p_dev_addr);
  }
  
  
  int wpa_supplicant_ap_wps_cancel(struct wpa_supplicant *wpa_s)
  {
  	struct wps_registrar *reg;
  	int reg_sel = 0, wps_sta = 0;
  
  	if (!wpa_s->ap_iface || !wpa_s->ap_iface->bss[0]->wps)
  		return -1;
  
  	reg = wpa_s->ap_iface->bss[0]->wps->registrar;
  	reg_sel = wps_registrar_wps_cancel(reg);
  	wps_sta = ap_for_each_sta(wpa_s->ap_iface->bss[0],
  				  ap_sta_wps_cancel, NULL);
  
  	if (!reg_sel && !wps_sta) {
  		wpa_printf(MSG_DEBUG, "No WPS operation in progress at this "
  			   "time");
  		return -1;
  	}
  
  	/*
  	 * There are 2 cases to return wps cancel as success:
  	 * 1. When wps cancel was initiated but no connection has been
  	 *    established with client yet.
  	 * 2. Client is in the middle of exchanging WPS messages.
  	 */
  
  	return 0;
  }
  
  
  int wpa_supplicant_ap_wps_pin(struct wpa_supplicant *wpa_s, const u8 *bssid,
  			      const char *pin, char *buf, size_t buflen,
  			      int timeout)
  {
  	int ret, ret_len = 0;
  
  	if (!wpa_s->ap_iface)
  		return -1;
  
  	if (pin == NULL) {
  		unsigned int rpin;
  
  		if (wps_generate_pin(&rpin) < 0)
  			return -1;
  		ret_len = os_snprintf(buf, buflen, "%08d", rpin);
  		if (os_snprintf_error(buflen, ret_len))
  			return -1;
  		pin = buf;
  	} else if (buf) {
  		ret_len = os_snprintf(buf, buflen, "%s", pin);
  		if (os_snprintf_error(buflen, ret_len))
  			return -1;
  	}
  
  	ret = hostapd_wps_add_pin(wpa_s->ap_iface->bss[0], bssid, "any", pin,
  				  timeout);
  	if (ret)
  		return -1;
  	return ret_len;
  }
  
  
  static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx)
  {
  	struct wpa_supplicant *wpa_s = eloop_data;
  	wpa_printf(MSG_DEBUG, "WPS: AP PIN timed out");
  	wpas_wps_ap_pin_disable(wpa_s);
  }
  
  
  static void wpas_wps_ap_pin_enable(struct wpa_supplicant *wpa_s, int timeout)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface == NULL)
  		return;
  	hapd = wpa_s->ap_iface->bss[0];
  	wpa_printf(MSG_DEBUG, "WPS: Enabling AP PIN (timeout=%d)", timeout);
  	hapd->ap_pin_failures = 0;
  	eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
  	if (timeout > 0)
  		eloop_register_timeout(timeout, 0,
  				       wpas_wps_ap_pin_timeout, wpa_s, NULL);
  }
  
  
  void wpas_wps_ap_pin_disable(struct wpa_supplicant *wpa_s)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface == NULL)
  		return;
  	wpa_printf(MSG_DEBUG, "WPS: Disabling AP PIN");
  	hapd = wpa_s->ap_iface->bss[0];
  	os_free(hapd->conf->ap_pin);
  	hapd->conf->ap_pin = NULL;
  	eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
  }
  
  
  const char * wpas_wps_ap_pin_random(struct wpa_supplicant *wpa_s, int timeout)
  {
  	struct hostapd_data *hapd;
  	unsigned int pin;
  	char pin_txt[9];
  
  	if (wpa_s->ap_iface == NULL)
  		return NULL;
  	hapd = wpa_s->ap_iface->bss[0];
  	if (wps_generate_pin(&pin) < 0)
  		return NULL;
  	os_snprintf(pin_txt, sizeof(pin_txt), "%08u", pin);
  	os_free(hapd->conf->ap_pin);
  	hapd->conf->ap_pin = os_strdup(pin_txt);
  	if (hapd->conf->ap_pin == NULL)
  		return NULL;
  	wpas_wps_ap_pin_enable(wpa_s, timeout);
  
  	return hapd->conf->ap_pin;
  }
  
  
  const char * wpas_wps_ap_pin_get(struct wpa_supplicant *wpa_s)
  {
  	struct hostapd_data *hapd;
  	if (wpa_s->ap_iface == NULL)
  		return NULL;
  	hapd = wpa_s->ap_iface->bss[0];
  	return hapd->conf->ap_pin;
  }
  
  
  int wpas_wps_ap_pin_set(struct wpa_supplicant *wpa_s, const char *pin,
  			int timeout)
  {
  	struct hostapd_data *hapd;
  	char pin_txt[9];
  	int ret;
  
  	if (wpa_s->ap_iface == NULL)
  		return -1;
  	hapd = wpa_s->ap_iface->bss[0];
  	ret = os_snprintf(pin_txt, sizeof(pin_txt), "%s", pin);
  	if (os_snprintf_error(sizeof(pin_txt), ret))
  		return -1;
  	os_free(hapd->conf->ap_pin);
  	hapd->conf->ap_pin = os_strdup(pin_txt);
  	if (hapd->conf->ap_pin == NULL)
  		return -1;
  	wpas_wps_ap_pin_enable(wpa_s, timeout);
  
  	return 0;
  }
  
  
  void wpa_supplicant_ap_pwd_auth_fail(struct wpa_supplicant *wpa_s)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface == NULL)
  		return;
  	hapd = wpa_s->ap_iface->bss[0];
  
  	/*
  	 * Registrar failed to prove its knowledge of the AP PIN. Disable AP
  	 * PIN if this happens multiple times to slow down brute force attacks.
  	 */
  	hapd->ap_pin_failures++;
  	wpa_printf(MSG_DEBUG, "WPS: AP PIN authentication failure number %u",
  		   hapd->ap_pin_failures);
  	if (hapd->ap_pin_failures < 3)
  		return;
  
  	wpa_printf(MSG_DEBUG, "WPS: Disable AP PIN");
  	hapd->ap_pin_failures = 0;
  	os_free(hapd->conf->ap_pin);
  	hapd->conf->ap_pin = NULL;
  }
  
  
  #ifdef CONFIG_WPS_NFC
  
  struct wpabuf * wpas_ap_wps_nfc_config_token(struct wpa_supplicant *wpa_s,
  					     int ndef)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface == NULL)
  		return NULL;
  	hapd = wpa_s->ap_iface->bss[0];
  	return hostapd_wps_nfc_config_token(hapd, ndef);
  }
  
  
  struct wpabuf * wpas_ap_wps_nfc_handover_sel(struct wpa_supplicant *wpa_s,
  					     int ndef)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface == NULL)
  		return NULL;
  	hapd = wpa_s->ap_iface->bss[0];
  	return hostapd_wps_nfc_hs_cr(hapd, ndef);
  }
  
  
  int wpas_ap_wps_nfc_report_handover(struct wpa_supplicant *wpa_s,
  				    const struct wpabuf *req,
  				    const struct wpabuf *sel)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface == NULL)
  		return -1;
  	hapd = wpa_s->ap_iface->bss[0];
  	return hostapd_wps_nfc_report_handover(hapd, req, sel);
  }
  
  #endif /* CONFIG_WPS_NFC */
  
  #endif /* CONFIG_WPS */
  
  
  #ifdef CONFIG_CTRL_IFACE
  
  int ap_ctrl_iface_sta_first(struct wpa_supplicant *wpa_s,
  			    char *buf, size_t buflen)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface)
  		hapd = wpa_s->ap_iface->bss[0];
  	else if (wpa_s->ifmsh)
  		hapd = wpa_s->ifmsh->bss[0];
  	else
  		return -1;
  	return hostapd_ctrl_iface_sta_first(hapd, buf, buflen);
  }
  
  
  int ap_ctrl_iface_sta(struct wpa_supplicant *wpa_s, const char *txtaddr,
  		      char *buf, size_t buflen)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface)
  		hapd = wpa_s->ap_iface->bss[0];
  	else if (wpa_s->ifmsh)
  		hapd = wpa_s->ifmsh->bss[0];
  	else
  		return -1;
  	return hostapd_ctrl_iface_sta(hapd, txtaddr, buf, buflen);
  }
  
  
  int ap_ctrl_iface_sta_next(struct wpa_supplicant *wpa_s, const char *txtaddr,
  			   char *buf, size_t buflen)
  {
  	struct hostapd_data *hapd;
  
  	if (wpa_s->ap_iface)
  		hapd = wpa_s->ap_iface->bss[0];
  	else if (wpa_s->ifmsh)
  		hapd = wpa_s->ifmsh->bss[0];
  	else
  		return -1;
  	return hostapd_ctrl_iface_sta_next(hapd, txtaddr, buf, buflen);
  }
  
  
  int ap_ctrl_iface_sta_disassociate(struct wpa_supplicant *wpa_s,
  				   const char *txtaddr)
  {
  	if (wpa_s->ap_iface == NULL)
  		return -1;
  	return hostapd_ctrl_iface_disassociate(wpa_s->ap_iface->bss[0],
  					       txtaddr);
  }
  
  
  int ap_ctrl_iface_sta_deauthenticate(struct wpa_supplicant *wpa_s,
  				     const char *txtaddr)
  {
  	if (wpa_s->ap_iface == NULL)
  		return -1;
  	return hostapd_ctrl_iface_deauthenticate(wpa_s->ap_iface->bss[0],
  						 txtaddr);
  }
  
  
  int ap_ctrl_iface_wpa_get_status(struct wpa_supplicant *wpa_s, char *buf,
  				 size_t buflen, int verbose)
  {
  	char *pos = buf, *end = buf + buflen;
  	int ret;
  	struct hostapd_bss_config *conf;
  
  	if (wpa_s->ap_iface == NULL)
  		return -1;
  
  	conf = wpa_s->ap_iface->bss[0]->conf;
  	if (conf->wpa == 0)
  		return 0;
  
  	ret = os_snprintf(pos, end - pos,
  			  "pairwise_cipher=%s\n"
  			  "group_cipher=%s\n"
  			  "key_mgmt=%s\n",
  			  wpa_cipher_txt(conf->rsn_pairwise),
  			  wpa_cipher_txt(conf->wpa_group),
  			  wpa_key_mgmt_txt(conf->wpa_key_mgmt,
  					   conf->wpa));
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  	return pos - buf;
  }
  
  #endif /* CONFIG_CTRL_IFACE */
  
  
  int wpa_supplicant_ap_update_beacon(struct wpa_supplicant *wpa_s)
  {
  	struct hostapd_iface *iface = wpa_s->ap_iface;
  	struct wpa_ssid *ssid = wpa_s->current_ssid;
  	struct hostapd_data *hapd;
  
  	if (ssid == NULL || wpa_s->ap_iface == NULL ||
  	    ssid->mode == WPAS_MODE_INFRA ||
  	    ssid->mode == WPAS_MODE_IBSS)
  		return -1;
  
  #ifdef CONFIG_P2P
  	if (ssid->mode == WPAS_MODE_P2P_GO)
  		iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
  	else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
  		iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
  			P2P_GROUP_FORMATION;
  #endif /* CONFIG_P2P */
  
  	hapd = iface->bss[0];
  	if (hapd->drv_priv == NULL)
  		return -1;
  	ieee802_11_set_beacons(iface);
  	hostapd_set_ap_wps_ie(hapd);
  
  	return 0;
  }
  
  
  int ap_switch_channel(struct wpa_supplicant *wpa_s,
  		      struct csa_settings *settings)
  {
  #ifdef NEED_AP_MLME
  	struct hostapd_iface *iface = NULL;
  
  	if (wpa_s->ap_iface)
  		iface = wpa_s->ap_iface;
  	else if (wpa_s->ifmsh)
  		iface = wpa_s->ifmsh;
  
  	if (!iface || !iface->bss[0])
  		return -1;
  
  	return hostapd_switch_channel(iface->bss[0], settings);
  #else /* NEED_AP_MLME */
  	return -1;
  #endif /* NEED_AP_MLME */
  }
  
  
  #ifdef CONFIG_CTRL_IFACE
  int ap_ctrl_iface_chanswitch(struct wpa_supplicant *wpa_s, const char *pos)
  {
  	struct csa_settings settings;
  	int ret = hostapd_parse_csa_settings(pos, &settings);
  
  	if (ret)
  		return ret;
  
  	return ap_switch_channel(wpa_s, &settings);
  }
  #endif /* CONFIG_CTRL_IFACE */
  
  
  void wpas_ap_ch_switch(struct wpa_supplicant *wpa_s, int freq, int ht,
  		       int offset, int width, int cf1, int cf2, int finished)
  {
  	struct hostapd_iface *iface = wpa_s->ap_iface;
  
  	if (!iface)
  		iface = wpa_s->ifmsh;
  	if (!iface)
  		return;
  	wpa_s->assoc_freq = freq;
  	if (wpa_s->current_ssid)
  		wpa_s->current_ssid->frequency = freq;
  	hostapd_event_ch_switch(iface->bss[0], freq, ht,
  				offset, width, cf1, cf2, finished);
  }
  
  
  int wpa_supplicant_ap_mac_addr_filter(struct wpa_supplicant *wpa_s,
  				      const u8 *addr)
  {
  	struct hostapd_data *hapd;
  	struct hostapd_bss_config *conf;
  
  	if (!wpa_s->ap_iface)
  		return -1;
  
  	if (addr)
  		wpa_printf(MSG_DEBUG, "AP: Set MAC address filter: " MACSTR,
  			   MAC2STR(addr));
  	else
  		wpa_printf(MSG_DEBUG, "AP: Clear MAC address filter");
  
  	hapd = wpa_s->ap_iface->bss[0];
  	conf = hapd->conf;
  
  	os_free(conf->accept_mac);
  	conf->accept_mac = NULL;
  	conf->num_accept_mac = 0;
  	os_free(conf->deny_mac);
  	conf->deny_mac = NULL;
  	conf->num_deny_mac = 0;
  
  	if (addr == NULL) {
  		conf->macaddr_acl = ACCEPT_UNLESS_DENIED;
  		return 0;
  	}
  
  	conf->macaddr_acl = DENY_UNLESS_ACCEPTED;
  	conf->accept_mac = os_zalloc(sizeof(struct mac_acl_entry));
  	if (conf->accept_mac == NULL)
  		return -1;
  	os_memcpy(conf->accept_mac[0].addr, addr, ETH_ALEN);
  	conf->num_accept_mac = 1;
  
  	return 0;
  }
  
  
  #ifdef CONFIG_WPS_NFC
  int wpas_ap_wps_add_nfc_pw(struct wpa_supplicant *wpa_s, u16 pw_id,
  			   const struct wpabuf *pw, const u8 *pubkey_hash)
  {
  	struct hostapd_data *hapd;
  	struct wps_context *wps;
  
  	if (!wpa_s->ap_iface)
  		return -1;
  	hapd = wpa_s->ap_iface->bss[0];
  	wps = hapd->wps;
  
  	if (wpa_s->p2pdev->conf->wps_nfc_dh_pubkey == NULL ||
  	    wpa_s->p2pdev->conf->wps_nfc_dh_privkey == NULL) {
  		wpa_printf(MSG_DEBUG, "P2P: No NFC DH key known");
  		return -1;
  	}
  
  	dh5_free(wps->dh_ctx);
  	wpabuf_free(wps->dh_pubkey);
  	wpabuf_free(wps->dh_privkey);
  	wps->dh_privkey = wpabuf_dup(
  		wpa_s->p2pdev->conf->wps_nfc_dh_privkey);
  	wps->dh_pubkey = wpabuf_dup(
  		wpa_s->p2pdev->conf->wps_nfc_dh_pubkey);
  	if (wps->dh_privkey == NULL || wps->dh_pubkey == NULL) {
  		wps->dh_ctx = NULL;
  		wpabuf_free(wps->dh_pubkey);
  		wps->dh_pubkey = NULL;
  		wpabuf_free(wps->dh_privkey);
  		wps->dh_privkey = NULL;
  		return -1;
  	}
  	wps->dh_ctx = dh5_init_fixed(wps->dh_privkey, wps->dh_pubkey);
  	if (wps->dh_ctx == NULL)
  		return -1;
  
  	return wps_registrar_add_nfc_pw_token(hapd->wps->registrar, pubkey_hash,
  					      pw_id,
  					      pw ? wpabuf_head(pw) : NULL,
  					      pw ? wpabuf_len(pw) : 0, 1);
  }
  #endif /* CONFIG_WPS_NFC */
  
  
  #ifdef CONFIG_CTRL_IFACE
  int wpas_ap_stop_ap(struct wpa_supplicant *wpa_s)
  {
  	struct hostapd_data *hapd;
  
  	if (!wpa_s->ap_iface)
  		return -1;
  	hapd = wpa_s->ap_iface->bss[0];
  	return hostapd_ctrl_iface_stop_ap(hapd);
  }
  
  
  int wpas_ap_pmksa_cache_list(struct wpa_supplicant *wpa_s, char *buf,
  			     size_t len)
  {
  	size_t reply_len = 0, i;
  	char ap_delimiter[] = "---- AP ----\n";
  	char mesh_delimiter[] = "---- mesh ----\n";
  	size_t dlen;
  
  	if (wpa_s->ap_iface) {
  		dlen = os_strlen(ap_delimiter);
  		if (dlen > len - reply_len)
  			return reply_len;
  		os_memcpy(&buf[reply_len], ap_delimiter, dlen);
  		reply_len += dlen;
  
  		for (i = 0; i < wpa_s->ap_iface->num_bss; i++) {
  			reply_len += hostapd_ctrl_iface_pmksa_list(
  				wpa_s->ap_iface->bss[i],
  				&buf[reply_len], len - reply_len);
  		}
  	}
  
  	if (wpa_s->ifmsh) {
  		dlen = os_strlen(mesh_delimiter);
  		if (dlen > len - reply_len)
  			return reply_len;
  		os_memcpy(&buf[reply_len], mesh_delimiter, dlen);
  		reply_len += dlen;
  
  		reply_len += hostapd_ctrl_iface_pmksa_list(
  			wpa_s->ifmsh->bss[0], &buf[reply_len],
  			len - reply_len);
  	}
  
  	return reply_len;
  }
  
  
  void wpas_ap_pmksa_cache_flush(struct wpa_supplicant *wpa_s)
  {
  	size_t i;
  
  	if (wpa_s->ap_iface) {
  		for (i = 0; i < wpa_s->ap_iface->num_bss; i++)
  			hostapd_ctrl_iface_pmksa_flush(wpa_s->ap_iface->bss[i]);
  	}
  
  	if (wpa_s->ifmsh)
  		hostapd_ctrl_iface_pmksa_flush(wpa_s->ifmsh->bss[0]);
  }
  
  
  #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
  #ifdef CONFIG_MESH
  
  int wpas_ap_pmksa_cache_list_mesh(struct wpa_supplicant *wpa_s, const u8 *addr,
  				  char *buf, size_t len)
  {
  	return hostapd_ctrl_iface_pmksa_list_mesh(wpa_s->ifmsh->bss[0], addr,
  						  &buf[0], len);
  }
  
  
  int wpas_ap_pmksa_cache_add_external(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	struct external_pmksa_cache *entry;
  	void *pmksa_cache;
  
  	pmksa_cache = hostapd_ctrl_iface_pmksa_create_entry(wpa_s->own_addr,
  							    cmd);
  	if (!pmksa_cache)
  		return -1;
  
  	entry = os_zalloc(sizeof(struct external_pmksa_cache));
  	if (!entry)
  		return -1;
  
  	entry->pmksa_cache = pmksa_cache;
  
  	dl_list_add(&wpa_s->mesh_external_pmksa_cache, &entry->list);
  
  	return 0;
  }
  
  #endif /* CONFIG_MESH */
  #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
  
  #endif /* CONFIG_CTRL_IFACE */
  
  
  #ifdef NEED_AP_MLME
  void wpas_ap_event_dfs_radar_detected(struct wpa_supplicant *wpa_s,
  				      struct dfs_event *radar)
  {
  	struct hostapd_iface *iface = wpa_s->ap_iface;
  
  	if (!iface)
  		iface = wpa_s->ifmsh;
  	if (!iface || !iface->bss[0])
  		return;
  	wpa_printf(MSG_DEBUG, "DFS radar detected on %d MHz", radar->freq);
  	hostapd_dfs_radar_detected(iface, radar->freq,
  				   radar->ht_enabled, radar->chan_offset,
  				   radar->chan_width,
  				   radar->cf1, radar->cf2);
  }
  
  
  void wpas_ap_event_dfs_cac_started(struct wpa_supplicant *wpa_s,
  				   struct dfs_event *radar)
  {
  	struct hostapd_iface *iface = wpa_s->ap_iface;
  
  	if (!iface)
  		iface = wpa_s->ifmsh;
  	if (!iface || !iface->bss[0])
  		return;
  	wpa_printf(MSG_DEBUG, "DFS CAC started on %d MHz", radar->freq);
  	hostapd_dfs_start_cac(iface, radar->freq,
  			      radar->ht_enabled, radar->chan_offset,
  			      radar->chan_width, radar->cf1, radar->cf2);
  }
  
  
  void wpas_ap_event_dfs_cac_finished(struct wpa_supplicant *wpa_s,
  				    struct dfs_event *radar)
  {
  	struct hostapd_iface *iface = wpa_s->ap_iface;
  
  	if (!iface)
  		iface = wpa_s->ifmsh;
  	if (!iface || !iface->bss[0])
  		return;
  	wpa_printf(MSG_DEBUG, "DFS CAC finished on %d MHz", radar->freq);
  	hostapd_dfs_complete_cac(iface, 1, radar->freq,
  				 radar->ht_enabled, radar->chan_offset,
  				 radar->chan_width, radar->cf1, radar->cf2);
  }
  
  
  void wpas_ap_event_dfs_cac_aborted(struct wpa_supplicant *wpa_s,
  				   struct dfs_event *radar)
  {
  	struct hostapd_iface *iface = wpa_s->ap_iface;
  
  	if (!iface)
  		iface = wpa_s->ifmsh;
  	if (!iface || !iface->bss[0])
  		return;
  	wpa_printf(MSG_DEBUG, "DFS CAC aborted on %d MHz", radar->freq);
  	hostapd_dfs_complete_cac(iface, 0, radar->freq,
  				 radar->ht_enabled, radar->chan_offset,
  				 radar->chan_width, radar->cf1, radar->cf2);
  }
  
  
  void wpas_ap_event_dfs_cac_nop_finished(struct wpa_supplicant *wpa_s,
  					struct dfs_event *radar)
  {
  	struct hostapd_iface *iface = wpa_s->ap_iface;
  
  	if (!iface)
  		iface = wpa_s->ifmsh;
  	if (!iface || !iface->bss[0])
  		return;
  	wpa_printf(MSG_DEBUG, "DFS NOP finished on %d MHz", radar->freq);
  	hostapd_dfs_nop_finished(iface, radar->freq,
  				 radar->ht_enabled, radar->chan_offset,
  				 radar->chan_width, radar->cf1, radar->cf2);
  }
  #endif /* NEED_AP_MLME */
  
  
  void ap_periodic(struct wpa_supplicant *wpa_s)
  {
  	if (wpa_s->ap_iface)
  		hostapd_periodic_iface(wpa_s->ap_iface);
  }
  