diff --git a/src/ap/Makefile b/src/ap/Makefile
index 9b07ee1..48f8f23 100644
--- a/src/ap/Makefile
+++ b/src/ap/Makefile
@@ -20,6 +20,7 @@
 CFLAGS += -DCONFIG_PROXYARP
 CFLAGS += -DCONFIG_IPV6
 CFLAGS += -DCONFIG_IAPP
+CFLAGS += -DCONFIG_AIRTIME_POLICY
 
 LIB_OBJS= \
 	accounting.o \
@@ -27,6 +28,7 @@
 	ap_drv_ops.o \
 	ap_list.o \
 	ap_mlme.o \
+	airtime_policy.o \
 	authsrv.o \
 	beacon.o \
 	bss_load.o \
diff --git a/src/ap/acs.c b/src/ap/acs.c
index 3b45075..11178a1 100644
--- a/src/ap/acs.c
+++ b/src/ap/acs.c
@@ -594,12 +594,12 @@
 	    iface->conf->secondary_channel)
 		n_chans = 2;
 
-	if (iface->conf->ieee80211ac) {
-		switch (iface->conf->vht_oper_chwidth) {
-		case VHT_CHANWIDTH_80MHZ:
+	if (iface->conf->ieee80211ac || iface->conf->ieee80211ax) {
+		switch (hostapd_get_oper_chwidth(iface->conf)) {
+		case CHANWIDTH_80MHZ:
 			n_chans = 4;
 			break;
-		case VHT_CHANWIDTH_160MHZ:
+		case CHANWIDTH_160MHZ:
 			n_chans = 8;
 			break;
 		}
@@ -607,7 +607,7 @@
 
 	bw = num_chan_to_bw(n_chans);
 
-	/* TODO: VHT80+80. Update acs_adjust_vht_center_freq() too. */
+	/* TODO: VHT/HE80+80. Update acs_adjust_center_freq() too. */
 
 	wpa_printf(MSG_DEBUG,
 		   "ACS: Survey analysis for selected bandwidth %d MHz", bw);
@@ -647,9 +647,9 @@
 		}
 
 		if (iface->current_mode->mode == HOSTAPD_MODE_IEEE80211A &&
-		    iface->conf->ieee80211ac) {
-			if (iface->conf->vht_oper_chwidth ==
-			    VHT_CHANWIDTH_80MHZ &&
+		    (iface->conf->ieee80211ac || iface->conf->ieee80211ax)) {
+			if (hostapd_get_oper_chwidth(iface->conf) ==
+			    CHANWIDTH_80MHZ &&
 			    !acs_usable_vht80_chan(chan)) {
 				wpa_printf(MSG_DEBUG,
 					   "ACS: Channel %d: not allowed as primary channel for VHT80",
@@ -657,8 +657,8 @@
 				continue;
 			}
 
-			if (iface->conf->vht_oper_chwidth ==
-			    VHT_CHANWIDTH_160MHZ &&
+			if (hostapd_get_oper_chwidth(iface->conf) ==
+			    CHANWIDTH_160MHZ &&
 			    !acs_usable_vht160_chan(chan)) {
 				wpa_printf(MSG_DEBUG,
 					   "ACS: Channel %d: not allowed as primary channel for VHT160",
@@ -783,20 +783,20 @@
 }
 
 
-static void acs_adjust_vht_center_freq(struct hostapd_iface *iface)
+static void acs_adjust_center_freq(struct hostapd_iface *iface)
 {
 	int offset;
 
 	wpa_printf(MSG_DEBUG, "ACS: Adjusting VHT center frequency");
 
-	switch (iface->conf->vht_oper_chwidth) {
-	case VHT_CHANWIDTH_USE_HT:
+	switch (hostapd_get_oper_chwidth(iface->conf)) {
+	case CHANWIDTH_USE_HT:
 		offset = 2 * iface->conf->secondary_channel;
 		break;
-	case VHT_CHANWIDTH_80MHZ:
+	case CHANWIDTH_80MHZ:
 		offset = 6;
 		break;
-	case VHT_CHANWIDTH_160MHZ:
+	case CHANWIDTH_160MHZ:
 		offset = 14;
 		break;
 	default:
@@ -807,8 +807,8 @@
 		return;
 	}
 
-	iface->conf->vht_oper_centr_freq_seg0_idx =
-		iface->conf->channel + offset;
+	hostapd_set_oper_centr_freq_seg0_idx(iface->conf,
+					     iface->conf->channel + offset);
 }
 
 
@@ -863,8 +863,8 @@
 
 	iface->conf->channel = ideal_chan->chan;
 
-	if (iface->conf->ieee80211ac)
-		acs_adjust_vht_center_freq(iface);
+	if (iface->conf->ieee80211ac || iface->conf->ieee80211ax)
+		acs_adjust_center_freq(iface);
 
 	err = 0;
 fail:
diff --git a/src/ap/airtime_policy.c b/src/ap/airtime_policy.c
new file mode 100644
index 0000000..f56ca5b
--- /dev/null
+++ b/src/ap/airtime_policy.c
@@ -0,0 +1,269 @@
+/*
+ * Airtime policy configuration
+ * Copyright (c) 2018-2019, Toke Høiland-Jørgensen <toke@toke.dk>
+ *
+ * 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 "hostapd.h"
+#include "ap_drv_ops.h"
+#include "sta_info.h"
+#include "airtime_policy.h"
+
+/* Idea:
+ * Two modes of airtime enforcement:
+ * 1. Static weights: specify weights per MAC address with a per-BSS default
+ * 2. Per-BSS limits: Dynamically calculate weights of backlogged stations to
+ *    enforce relative total shares between BSSes.
+ *
+ * - Periodic per-station callback to update queue status.
+ *
+ * Copy accounting_sta_update_stats() to get TXQ info and airtime weights and
+ * keep them updated in sta_info.
+ *
+ * - Separate periodic per-bss (or per-iface?) callback to update weights.
+ *
+ * Just need to loop through all interfaces, count sum the active stations (or
+ * should the per-STA callback just adjust that for the BSS?) and calculate new
+ * weights.
+ */
+
+static int get_airtime_policy_update_timeout(struct hostapd_iface *iface,
+					     unsigned int *sec,
+					     unsigned int *usec)
+{
+	unsigned int update_int = iface->conf->airtime_update_interval;
+
+	if (!update_int) {
+		wpa_printf(MSG_ERROR,
+			   "Airtime policy: Invalid airtime policy update interval %u",
+			   update_int);
+		return -1;
+	}
+
+	*sec = update_int / 1000;
+	*usec = (update_int % 1000) * 1000;
+
+	return 0;
+}
+
+
+static void set_new_backlog_time(struct hostapd_data *hapd,
+				 struct sta_info *sta,
+				 struct os_reltime *now)
+{
+	sta->backlogged_until = *now;
+	sta->backlogged_until.usec += hapd->iconf->airtime_update_interval *
+		AIRTIME_BACKLOG_EXPIRY_FACTOR;
+	while (sta->backlogged_until.usec >= 1000000) {
+		sta->backlogged_until.sec++;
+		sta->backlogged_until.usec -= 1000000;
+	}
+}
+
+
+static void count_backlogged_sta(struct hostapd_data *hapd)
+{
+	struct sta_info *sta;
+	struct hostap_sta_driver_data data = {};
+	unsigned int num_backlogged = 0;
+	struct os_reltime now;
+
+	os_get_reltime(&now);
+
+	for (sta = hapd->sta_list; sta; sta = sta->next) {
+		if (hostapd_drv_read_sta_data(hapd, &data, sta->addr))
+			continue;
+
+		if (data.backlog_bytes > 0)
+			set_new_backlog_time(hapd, sta, &now);
+		if (os_reltime_before(&now, &sta->backlogged_until))
+			num_backlogged++;
+	}
+	hapd->num_backlogged_sta = num_backlogged;
+}
+
+
+static int sta_set_airtime_weight(struct hostapd_data *hapd,
+				  struct sta_info *sta,
+				  unsigned int weight)
+{
+	int ret = 0;
+
+	if (weight != sta->airtime_weight &&
+	    (ret = hostapd_sta_set_airtime_weight(hapd, sta->addr, weight)))
+		return ret;
+
+	sta->airtime_weight = weight;
+	return ret;
+}
+
+
+static void set_sta_weights(struct hostapd_data *hapd, unsigned int weight)
+{
+	struct sta_info *sta;
+
+	for (sta = hapd->sta_list; sta; sta = sta->next)
+		sta_set_airtime_weight(hapd, sta, weight);
+}
+
+
+static unsigned int get_airtime_quantum(unsigned int max_wt)
+{
+	unsigned int quantum = AIRTIME_QUANTUM_TARGET / max_wt;
+
+	if (quantum < AIRTIME_QUANTUM_MIN)
+		quantum = AIRTIME_QUANTUM_MIN;
+	else if (quantum > AIRTIME_QUANTUM_MAX)
+		quantum = AIRTIME_QUANTUM_MAX;
+
+	return quantum;
+}
+
+
+static void update_airtime_weights(void *eloop_data, void *user_data)
+{
+	struct hostapd_iface *iface = eloop_data;
+	struct hostapd_data *bss;
+	unsigned int sec, usec;
+	unsigned int num_sta_min = 0, num_sta_prod = 1, num_sta_sum = 0,
+		wt_sum = 0;
+	unsigned int quantum;
+	Boolean all_div_min = TRUE;
+	Boolean apply_limit = iface->conf->airtime_mode == AIRTIME_MODE_DYNAMIC;
+	int wt, num_bss = 0, max_wt = 0;
+	size_t i;
+
+	for (i = 0; i < iface->num_bss; i++) {
+		bss = iface->bss[i];
+		if (!bss->started || !bss->conf->airtime_weight)
+			continue;
+
+		count_backlogged_sta(bss);
+		if (!bss->num_backlogged_sta)
+			continue;
+
+		if (!num_sta_min || bss->num_backlogged_sta < num_sta_min)
+			num_sta_min = bss->num_backlogged_sta;
+
+		num_sta_prod *= bss->num_backlogged_sta;
+		num_sta_sum += bss->num_backlogged_sta;
+		wt_sum += bss->conf->airtime_weight;
+		num_bss++;
+	}
+
+	if (num_sta_min) {
+		for (i = 0; i < iface->num_bss; i++) {
+			bss = iface->bss[i];
+			if (!bss->started || !bss->conf->airtime_weight)
+				continue;
+
+			/* Check if we can divide all sta numbers by the
+			 * smallest number to keep weights as small as possible.
+			 * This is a lazy way to avoid having to factor
+			 * integers. */
+			if (bss->num_backlogged_sta &&
+			    bss->num_backlogged_sta % num_sta_min > 0)
+				all_div_min = FALSE;
+
+			/* If we're in LIMIT mode, we only apply the weight
+			 * scaling when the BSS(es) marked as limited would a
+			 * larger share than the relative BSS weights indicates
+			 * it should. */
+			if (!apply_limit && bss->conf->airtime_limit) {
+				if (bss->num_backlogged_sta * wt_sum >
+				    bss->conf->airtime_weight * num_sta_sum)
+					apply_limit = TRUE;
+			}
+		}
+		if (all_div_min)
+			num_sta_prod /= num_sta_min;
+	}
+
+	for (i = 0; i < iface->num_bss; i++) {
+		bss = iface->bss[i];
+		if (!bss->started || !bss->conf->airtime_weight)
+			continue;
+
+		/* We only set the calculated weight if the BSS has active
+		 * stations and there are other active interfaces as well -
+		 * otherwise we just set a unit weight. This ensures that
+		 * the weights are set reasonably when stations transition from
+		 * inactive to active. */
+		if (apply_limit && bss->num_backlogged_sta && num_bss > 1)
+			wt = bss->conf->airtime_weight * num_sta_prod /
+				bss->num_backlogged_sta;
+		else
+			wt = 1;
+
+		bss->airtime_weight = wt;
+		if (wt > max_wt)
+			max_wt = wt;
+	}
+
+	quantum = get_airtime_quantum(max_wt);
+
+	for (i = 0; i < iface->num_bss; i++) {
+		bss = iface->bss[i];
+		if (!bss->started || !bss->conf->airtime_weight)
+			continue;
+		set_sta_weights(bss, bss->airtime_weight * quantum);
+	}
+
+	if (get_airtime_policy_update_timeout(iface, &sec, &usec) < 0)
+		return;
+
+	eloop_register_timeout(sec, usec, update_airtime_weights, iface,
+			       NULL);
+}
+
+
+static int get_weight_for_sta(struct hostapd_data *hapd, const u8 *sta)
+{
+	struct airtime_sta_weight *wt;
+
+	wt = hapd->conf->airtime_weight_list;
+	while (wt && os_memcmp(wt->addr, sta, ETH_ALEN) != 0)
+		wt = wt->next;
+
+	return wt ? wt->weight : hapd->conf->airtime_weight;
+}
+
+
+int airtime_policy_new_sta(struct hostapd_data *hapd, struct sta_info *sta)
+{
+	unsigned int weight;
+
+	if (hapd->iconf->airtime_mode == AIRTIME_MODE_STATIC) {
+		weight = get_weight_for_sta(hapd, sta->addr);
+		if (weight)
+			return sta_set_airtime_weight(hapd, sta, weight);
+	}
+	return 0;
+}
+
+
+int airtime_policy_update_init(struct hostapd_iface *iface)
+{
+	unsigned int sec, usec;
+
+	if (iface->conf->airtime_mode < AIRTIME_MODE_DYNAMIC)
+		return 0;
+
+	if (get_airtime_policy_update_timeout(iface, &sec, &usec) < 0)
+		return -1;
+
+	eloop_register_timeout(sec, usec, update_airtime_weights, iface, NULL);
+	return 0;
+}
+
+
+void airtime_policy_update_deinit(struct hostapd_iface *iface)
+{
+	eloop_cancel_timeout(update_airtime_weights, iface, NULL);
+}
diff --git a/src/ap/airtime_policy.h b/src/ap/airtime_policy.h
new file mode 100644
index 0000000..c2a9b00
--- /dev/null
+++ b/src/ap/airtime_policy.h
@@ -0,0 +1,48 @@
+/*
+ * Airtime policy configuration
+ * Copyright (c) 2018-2019, Toke Høiland-Jørgensen <toke@toke.dk>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#ifndef AIRTIME_POLICY_H
+#define AIRTIME_POLICY_H
+
+struct hostapd_iface;
+
+#ifdef CONFIG_AIRTIME_POLICY
+
+#define AIRTIME_DEFAULT_UPDATE_INTERVAL 200 /* ms */
+#define AIRTIME_BACKLOG_EXPIRY_FACTOR 2500 /* 2.5 intervals + convert to usec */
+
+/* scale quantum so this becomes the effective quantum after applying the max
+ * weight, but never go below min or above max */
+#define AIRTIME_QUANTUM_MIN 8 /* usec */
+#define AIRTIME_QUANTUM_MAX 256 /* usec */
+#define AIRTIME_QUANTUM_TARGET 1024 /* usec */
+
+int airtime_policy_new_sta(struct hostapd_data *hapd, struct sta_info *sta);
+int airtime_policy_update_init(struct hostapd_iface *iface);
+void airtime_policy_update_deinit(struct hostapd_iface *iface);
+
+#else /* CONFIG_AIRTIME_POLICY */
+
+static inline int airtime_policy_new_sta(struct hostapd_data *hapd,
+					 struct sta_info *sta)
+{
+	return -1;
+}
+
+static inline int airtime_policy_update_init(struct hostapd_iface *iface)
+{
+	return -1;
+}
+
+static inline void airtime_policy_update_deinit(struct hostapd_iface *iface)
+{
+}
+
+#endif /* CONFIG_AIRTIME_POLICY */
+
+#endif /* AIRTIME_POLICY_H */
diff --git a/src/ap/ap_config.c b/src/ap/ap_config.c
index e640e99..a061bd8 100644
--- a/src/ap/ap_config.c
+++ b/src/ap/ap_config.c
@@ -13,12 +13,14 @@
 #include "crypto/tls.h"
 #include "radius/radius_client.h"
 #include "common/ieee802_11_defs.h"
+#include "common/ieee802_1x_defs.h"
 #include "common/eapol_common.h"
 #include "common/dhcp.h"
 #include "eap_common/eap_wsc_common.h"
 #include "eap_server/eap.h"
 #include "wpa_auth.h"
 #include "sta_info.h"
+#include "airtime_policy.h"
 #include "ap_config.h"
 
 
@@ -138,6 +140,11 @@
 	bss->hs20_release = (HS20_VERSION >> 4) + 1;
 #endif /* CONFIG_HS20 */
 
+#ifdef CONFIG_MACSEC
+	bss->mka_priority = DEFAULT_PRIO_NOT_KEY_SERVER;
+	bss->macsec_port = 1;
+#endif /* CONFIG_MACSEC */
+
 	/* Default to strict CRL checking. */
 	bss->check_crl_strict = 1;
 }
@@ -236,6 +243,13 @@
 	conf->acs_num_scans = 5;
 #endif /* CONFIG_ACS */
 
+#ifdef CONFIG_IEEE80211AX
+	conf->he_op.he_rts_threshold = HE_OPERATION_RTS_THRESHOLD_MASK >>
+		HE_OPERATION_RTS_THRESHOLD_OFFSET;
+	/* Set default basic MCS/NSS set to single stream MCS 0-7 */
+	conf->he_op.he_basic_mcs_nss_set = 0xfffc;
+#endif /* CONFIG_IEEE80211AX */
+
 	/* The third octet of the country string uses an ASCII space character
 	 * by default to indicate that the regulations encompass all
 	 * environments for the current frequency band in the country. */
@@ -244,6 +258,10 @@
 	conf->rssi_reject_assoc_rssi = 0;
 	conf->rssi_reject_assoc_timeout = 30;
 
+#ifdef CONFIG_AIRTIME_POLICY
+	conf->airtime_update_interval = AIRTIME_DEFAULT_UPDATE_INTERVAL;
+#endif /* CONFIG_AIRTIME_POLICY */
+
 	return conf;
 }
 
@@ -559,8 +577,26 @@
 }
 
 
+#ifdef CONFIG_DPP2
+static void hostapd_dpp_controller_conf_free(struct dpp_controller_conf *conf)
+{
+	struct dpp_controller_conf *prev;
+
+	while (conf) {
+		prev = conf;
+		conf = conf->next;
+		os_free(prev);
+	}
+}
+#endif /* CONFIG_DPP2 */
+
+
 void hostapd_config_free_bss(struct hostapd_bss_config *conf)
 {
+#if defined(CONFIG_WPS) || defined(CONFIG_HS20)
+	size_t i;
+#endif
+
 	if (conf == NULL)
 		return;
 
@@ -593,8 +629,11 @@
 	os_free(conf->ctrl_interface);
 	os_free(conf->ca_cert);
 	os_free(conf->server_cert);
+	os_free(conf->server_cert2);
 	os_free(conf->private_key);
+	os_free(conf->private_key2);
 	os_free(conf->private_key_passwd);
+	os_free(conf->private_key_passwd2);
 	os_free(conf->check_cert_subject);
 	os_free(conf->ocsp_stapling_response);
 	os_free(conf->ocsp_stapling_response_multi);
@@ -653,12 +692,8 @@
 	os_free(conf->model_description);
 	os_free(conf->model_url);
 	os_free(conf->upc);
-	{
-		unsigned int i;
-
-		for (i = 0; i < MAX_WPS_VENDOR_EXTENSIONS; i++)
-			wpabuf_free(conf->wps_vendor_ext[i]);
-	}
+	for (i = 0; i < MAX_WPS_VENDOR_EXTENSIONS; i++)
+		wpabuf_free(conf->wps_vendor_ext[i]);
 	wpabuf_free(conf->wps_nfc_dh_pubkey);
 	wpabuf_free(conf->wps_nfc_dh_privkey);
 	wpabuf_free(conf->wps_nfc_dev_pw);
@@ -684,7 +719,6 @@
 	os_free(conf->hs20_operating_class);
 	os_free(conf->hs20_icons);
 	if (conf->hs20_osu_providers) {
-		size_t i;
 		for (i = 0; i < conf->hs20_osu_providers_count; i++) {
 			struct hs20_osu_provider *p;
 			size_t j;
@@ -702,8 +736,6 @@
 		os_free(conf->hs20_osu_providers);
 	}
 	if (conf->hs20_operator_icon) {
-		size_t i;
-
 		for (i = 0; i < conf->hs20_operator_icon_count; i++)
 			os_free(conf->hs20_operator_icon[i]);
 		os_free(conf->hs20_operator_icon);
@@ -740,10 +772,27 @@
 	os_free(conf->dpp_connector);
 	wpabuf_free(conf->dpp_netaccesskey);
 	wpabuf_free(conf->dpp_csign);
+#ifdef CONFIG_DPP2
+	hostapd_dpp_controller_conf_free(conf->dpp_controller);
+#endif /* CONFIG_DPP2 */
 #endif /* CONFIG_DPP */
 
 	hostapd_config_free_sae_passwords(conf);
 
+#ifdef CONFIG_AIRTIME_POLICY
+	{
+		struct airtime_sta_weight *wt, *wt_prev;
+
+		wt = conf->airtime_weight_list;
+		conf->airtime_weight_list = NULL;
+		while (wt) {
+			wt_prev = wt;
+			wt = wt->next;
+			os_free(wt_prev);
+		}
+	}
+#endif /* CONFIG_AIRTIME_POLICY */
+
 	os_free(conf);
 }
 
@@ -1140,6 +1189,13 @@
 		return -1;
 	}
 
+#ifdef CONFIG_AIRTIME_POLICY
+	if (full_config && conf->airtime_mode > AIRTIME_MODE_STATIC &&
+	    !conf->airtime_update_interval) {
+		wpa_printf(MSG_ERROR, "Airtime update interval cannot be zero");
+		return -1;
+	}
+#endif /* CONFIG_AIRTIME_POLICY */
 	for (i = 0; i < NUM_TX_QUEUES; i++) {
 		if (hostapd_config_check_cw(conf, i))
 			return -1;
diff --git a/src/ap/ap_config.h b/src/ap/ap_config.h
index 509677a..eebf898 100644
--- a/src/ap/ap_config.h
+++ b/src/ap/ap_config.h
@@ -15,6 +15,7 @@
 #include "common/wpa_common.h"
 #include "common/ieee802_11_defs.h"
 #include "common/ieee802_11_common.h"
+#include "crypto/sha256.h"
 #include "wps/wps.h"
 #include "fst/fst.h"
 #include "vlan.h"
@@ -252,6 +253,18 @@
 	int vlan_id;
 };
 
+struct dpp_controller_conf {
+	struct dpp_controller_conf *next;
+	u8 pkhash[SHA256_MAC_LEN];
+	struct hostapd_ip_addr ipaddr;
+};
+
+struct airtime_sta_weight {
+	struct airtime_sta_weight *next;
+	unsigned int weight;
+	u8 addr[ETH_ALEN];
+};
+
 /**
  * struct hostapd_bss_config - Per-BSS configuration
  */
@@ -390,8 +403,11 @@
 
 	char *ca_cert;
 	char *server_cert;
+	char *server_cert2;
 	char *private_key;
+	char *private_key2;
 	char *private_key_passwd;
+	char *private_key_passwd2;
 	char *check_cert_subject;
 	int check_crl;
 	int check_crl_strict;
@@ -410,6 +426,8 @@
 	int eap_fast_prov;
 	int pac_key_lifetime;
 	int pac_key_refresh_time;
+	int eap_teap_auth;
+	int eap_teap_pac_no_inner;
 	int eap_sim_aka_result_ind;
 	int tnc;
 	int fragment_size;
@@ -570,6 +588,7 @@
 	int osen;
 	int proxy_arp;
 	int na_mcast_to_ucast;
+
 #ifdef CONFIG_HS20
 	int hs20;
 	int hs20_release;
@@ -692,6 +711,9 @@
 	struct wpabuf *dpp_netaccesskey;
 	unsigned int dpp_netaccesskey_expiry;
 	struct wpabuf *dpp_csign;
+#ifdef CONFIG_DPP2
+	struct dpp_controller_conf *dpp_controller;
+#endif /* CONFIG_DPP2 */
 #endif /* CONFIG_DPP */
 
 #ifdef CONFIG_OWE
@@ -709,6 +731,100 @@
 #define BACKHAUL_BSS 1
 #define FRONTHAUL_BSS 2
 	int multi_ap; /* bitmap of BACKHAUL_BSS, FRONTHAUL_BSS */
+
+#ifdef CONFIG_AIRTIME_POLICY
+	unsigned int airtime_weight;
+	int airtime_limit;
+	struct airtime_sta_weight *airtime_weight_list;
+#endif /* CONFIG_AIRTIME_POLICY */
+
+#ifdef CONFIG_MACSEC
+	/**
+	 * macsec_policy - Determines the policy for MACsec secure session
+	 *
+	 * 0: MACsec not in use (default)
+	 * 1: MACsec enabled - Should secure, accept key server's advice to
+	 *    determine whether to use a secure session or not.
+	 */
+	int macsec_policy;
+
+	/**
+	 * macsec_integ_only - Determines how MACsec are transmitted
+	 *
+	 * This setting applies only when MACsec is in use, i.e.,
+	 *  - macsec_policy is enabled
+	 *  - the key server has decided to enable MACsec
+	 *
+	 * 0: Encrypt traffic (default)
+	 * 1: Integrity only
+	 */
+	int macsec_integ_only;
+
+	/**
+	 * macsec_replay_protect - Enable MACsec replay protection
+	 *
+	 * This setting applies only when MACsec is in use, i.e.,
+	 *  - macsec_policy is enabled
+	 *  - the key server has decided to enable MACsec
+	 *
+	 * 0: Replay protection disabled (default)
+	 * 1: Replay protection enabled
+	 */
+	int macsec_replay_protect;
+
+	/**
+	 * macsec_replay_window - MACsec replay protection window
+	 *
+	 * A window in which replay is tolerated, to allow receipt of frames
+	 * that have been misordered by the network.
+	 *
+	 * This setting applies only when MACsec replay protection active, i.e.,
+	 *  - macsec_replay_protect is enabled
+	 *  - the key server has decided to enable MACsec
+	 *
+	 * 0: No replay window, strict check (default)
+	 * 1..2^32-1: number of packets that could be misordered
+	 */
+	u32 macsec_replay_window;
+
+	/**
+	 * macsec_port - MACsec port (in SCI)
+	 *
+	 * Port component of the SCI.
+	 *
+	 * Range: 1-65534 (default: 1)
+	 */
+	int macsec_port;
+
+	/**
+	 * mka_priority - Priority of MKA Actor
+	 *
+	 * Range: 0-255 (default: 255)
+	 */
+	int mka_priority;
+
+	/**
+	 * mka_ckn - MKA pre-shared CKN
+	 */
+#define MACSEC_CKN_MAX_LEN 32
+	size_t mka_ckn_len;
+	u8 mka_ckn[MACSEC_CKN_MAX_LEN];
+
+	/**
+	 * mka_cak - MKA pre-shared CAK
+	 */
+#define MACSEC_CAK_MAX_LEN 32
+	size_t mka_cak_len;
+	u8 mka_cak[MACSEC_CAK_MAX_LEN];
+
+#define MKA_PSK_SET_CKN BIT(0)
+#define MKA_PSK_SET_CAK BIT(1)
+#define MKA_PSK_SET (MKA_PSK_SET_CKN | MKA_PSK_SET_CAK)
+	/**
+	 * mka_psk_set - Whether mka_ckn and mka_cak are set
+	 */
+	u8 mka_psk_set;
+#endif /* CONFIG_MACSEC */
 };
 
 /**
@@ -727,7 +843,20 @@
 	u8 he_bss_color;
 	u8 he_default_pe_duration;
 	u8 he_twt_required;
-	u8 he_rts_threshold;
+	u16 he_rts_threshold;
+	u16 he_basic_mcs_nss_set;
+};
+
+/**
+ * struct spatial_reuse - Spatial reuse
+ */
+struct spatial_reuse {
+	u8 sr_control;
+	u8 non_srg_obss_pd_max_offset;
+	u8 srg_obss_pd_min_offset;
+	u8 srg_obss_pd_max_offset;
+	u8 srg_obss_color_bitmap;
+	u8 srg_obss_color_partial_bitmap;
 };
 
 /**
@@ -852,6 +981,10 @@
 	struct he_phy_capabilities_info he_phy_capab;
 	struct he_operation he_op;
 	struct ieee80211_he_mu_edca_parameter_set he_mu_edca;
+	struct spatial_reuse spr;
+	u8 he_oper_chwidth;
+	u8 he_oper_centr_freq_seg0_idx;
+	u8 he_oper_centr_freq_seg1_idx;
 #endif /* CONFIG_IEEE80211AX */
 
 	/* VHT enable/disable config from CHAN_SWITCH */
@@ -861,9 +994,83 @@
 
 	int rssi_reject_assoc_rssi;
 	int rssi_reject_assoc_timeout;
+
+#ifdef CONFIG_AIRTIME_POLICY
+	enum {
+		AIRTIME_MODE_OFF = 0,
+		AIRTIME_MODE_STATIC = 1,
+		AIRTIME_MODE_DYNAMIC = 2,
+		AIRTIME_MODE_LIMIT = 3,
+		__AIRTIME_MODE_MAX,
+	} airtime_mode;
+	unsigned int airtime_update_interval;
+#define AIRTIME_MODE_MAX (__AIRTIME_MODE_MAX - 1)
+#endif /* CONFIG_AIRTIME_POLICY */
 };
 
 
+static inline u8 hostapd_get_oper_chwidth(struct hostapd_config *conf)
+{
+#ifdef CONFIG_IEEE80211AX
+	if (conf->ieee80211ax)
+		return conf->he_oper_chwidth;
+#endif /* CONFIG_IEEE80211AX */
+	return conf->vht_oper_chwidth;
+}
+
+static inline void
+hostapd_set_oper_chwidth(struct hostapd_config *conf, u8 oper_chwidth)
+{
+#ifdef CONFIG_IEEE80211AX
+	if (conf->ieee80211ax)
+		conf->he_oper_chwidth = oper_chwidth;
+#endif /* CONFIG_IEEE80211AX */
+	conf->vht_oper_chwidth = oper_chwidth;
+}
+
+static inline u8
+hostapd_get_oper_centr_freq_seg0_idx(struct hostapd_config *conf)
+{
+#ifdef CONFIG_IEEE80211AX
+	if (conf->ieee80211ax)
+		return conf->he_oper_centr_freq_seg0_idx;
+#endif /* CONFIG_IEEE80211AX */
+	return conf->vht_oper_centr_freq_seg0_idx;
+}
+
+static inline void
+hostapd_set_oper_centr_freq_seg0_idx(struct hostapd_config *conf,
+				     u8 oper_centr_freq_seg0_idx)
+{
+#ifdef CONFIG_IEEE80211AX
+	if (conf->ieee80211ax)
+		conf->he_oper_centr_freq_seg0_idx = oper_centr_freq_seg0_idx;
+#endif /* CONFIG_IEEE80211AX */
+	conf->vht_oper_centr_freq_seg0_idx = oper_centr_freq_seg0_idx;
+}
+
+static inline u8
+hostapd_get_oper_centr_freq_seg1_idx(struct hostapd_config *conf)
+{
+#ifdef CONFIG_IEEE80211AX
+	if (conf->ieee80211ax)
+		return conf->he_oper_centr_freq_seg1_idx;
+#endif /* CONFIG_IEEE80211AX */
+	return conf->vht_oper_centr_freq_seg1_idx;
+}
+
+static inline void
+hostapd_set_oper_centr_freq_seg1_idx(struct hostapd_config *conf,
+				     u8 oper_centr_freq_seg1_idx)
+{
+#ifdef CONFIG_IEEE80211AX
+	if (conf->ieee80211ax)
+		conf->he_oper_centr_freq_seg1_idx = oper_centr_freq_seg1_idx;
+#endif /* CONFIG_IEEE80211AX */
+	conf->vht_oper_centr_freq_seg1_idx = oper_centr_freq_seg1_idx;
+}
+
+
 int hostapd_mac_comp(const void *a, const void *b);
 struct hostapd_config * hostapd_config_defaults(void);
 void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
diff --git a/src/ap/ap_drv_ops.c b/src/ap/ap_drv_ops.c
index 067cf86..c0ededa 100644
--- a/src/ap/ap_drv_ops.c
+++ b/src/ap/ap_drv_ops.c
@@ -413,6 +413,8 @@
 		    u16 listen_interval,
 		    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,
 		    u32 flags, u8 qosinfo, u8 vht_opmode, int supp_p2p_ps,
 		    int set)
 {
@@ -432,6 +434,8 @@
 	params.listen_interval = listen_interval;
 	params.ht_capabilities = ht_capab;
 	params.vht_capabilities = vht_capab;
+	params.he_capab = he_capab;
+	params.he_capab_len = he_capab_len;
 	params.vht_opmode_enabled = !!(flags & WLAN_STA_VHT_OPMODE_ENABLED);
 	params.vht_opmode = vht_opmode;
 	params.flags = hostapd_sta_flags_to_drv(flags);
@@ -537,17 +541,20 @@
 
 int hostapd_set_freq(struct hostapd_data *hapd, enum hostapd_hw_mode mode,
 		     int freq, int channel, int ht_enabled, int vht_enabled,
-		     int sec_channel_offset, int vht_oper_chwidth,
+		     int he_enabled,
+		     int sec_channel_offset, int oper_chwidth,
 		     int center_segment0, int center_segment1)
 {
 	struct hostapd_freq_params data;
+	struct hostapd_hw_modes *cmode = hapd->iface->current_mode;
 
 	if (hostapd_set_freq_params(&data, mode, freq, channel, ht_enabled,
-				    vht_enabled, sec_channel_offset,
-				    vht_oper_chwidth,
+				    vht_enabled, he_enabled, sec_channel_offset,
+				    oper_chwidth,
 				    center_segment0, center_segment1,
-				    hapd->iface->current_mode ?
-				    hapd->iface->current_mode->vht_capab : 0))
+				    cmode ? cmode->vht_capab : 0,
+				    cmode ?
+				    &cmode->he_capab[IEEE80211_MODE_AP] : NULL))
 		return -1;
 
 	if (hapd->driver == NULL)
@@ -583,6 +590,16 @@
 }
 
 
+int hostapd_sta_set_airtime_weight(struct hostapd_data *hapd, const u8 *addr,
+				   unsigned int weight)
+{
+	if (!hapd->driver || !hapd->driver->sta_set_airtime_weight)
+		return 0;
+	return hapd->driver->sta_set_airtime_weight(hapd->drv_priv, addr,
+						    weight);
+}
+
+
 int hostapd_set_country(struct hostapd_data *hapd, const char *country)
 {
 	if (hapd->driver == NULL ||
@@ -775,14 +792,16 @@
 int hostapd_start_dfs_cac(struct hostapd_iface *iface,
 			  enum hostapd_hw_mode mode, int freq,
 			  int channel, int ht_enabled, int vht_enabled,
-			  int sec_channel_offset, int vht_oper_chwidth,
+			  int he_enabled,
+			  int sec_channel_offset, int oper_chwidth,
 			  int center_segment0, int center_segment1)
 {
 	struct hostapd_data *hapd = iface->bss[0];
 	struct hostapd_freq_params data;
 	int res;
+	struct hostapd_hw_modes *cmode = iface->current_mode;
 
-	if (!hapd->driver || !hapd->driver->start_dfs_cac)
+	if (!hapd->driver || !hapd->driver->start_dfs_cac || !cmode)
 		return 0;
 
 	if (!iface->conf->ieee80211h) {
@@ -792,10 +811,11 @@
 	}
 
 	if (hostapd_set_freq_params(&data, mode, freq, channel, ht_enabled,
-				    vht_enabled, sec_channel_offset,
-				    vht_oper_chwidth, center_segment0,
+				    vht_enabled, he_enabled, sec_channel_offset,
+				    oper_chwidth, center_segment0,
 				    center_segment1,
-				    iface->current_mode->vht_capab)) {
+				    cmode->vht_capab,
+				    &cmode->he_capab[IEEE80211_MODE_AP])) {
 		wpa_printf(MSG_ERROR, "Can't set freq params");
 		return -1;
 	}
@@ -919,15 +939,17 @@
 	if (hapd->iface->conf->ieee80211n && params.ht40_enabled)
 		params.ch_width = 40;
 
-	/* Note: VHT20 is defined by combination of ht_capab & vht_oper_chwidth
+	/* Note: VHT20 is defined by combination of ht_capab & oper_chwidth
 	 */
-	if (hapd->iface->conf->ieee80211ac && params.ht40_enabled) {
-		if (hapd->iface->conf->vht_oper_chwidth == VHT_CHANWIDTH_80MHZ)
+	if ((hapd->iface->conf->ieee80211ax ||
+	     hapd->iface->conf->ieee80211ac) &&
+	    params.ht40_enabled) {
+		u8 oper_chwidth = hostapd_get_oper_chwidth(hapd->iface->conf);
+
+		if (oper_chwidth == CHANWIDTH_80MHZ)
 			params.ch_width = 80;
-		else if (hapd->iface->conf->vht_oper_chwidth ==
-			 VHT_CHANWIDTH_160MHZ ||
-			 hapd->iface->conf->vht_oper_chwidth ==
-			 VHT_CHANWIDTH_80P80MHZ)
+		else if (oper_chwidth == CHANWIDTH_160MHZ ||
+			 oper_chwidth == CHANWIDTH_80P80MHZ)
 			params.ch_width = 160;
 	}
 
@@ -936,3 +958,13 @@
 
 	return ret;
 }
+
+
+int hostapd_drv_update_dh_ie(struct hostapd_data *hapd, const u8 *peer,
+			     u16 reason_code, const u8 *ie, size_t ielen)
+{
+	if (!hapd->driver || !hapd->driver->update_dh_ie || !hapd->drv_priv)
+		return 0;
+	return hapd->driver->update_dh_ie(hapd->drv_priv, peer, reason_code,
+					  ie, ielen);
+}
diff --git a/src/ap/ap_drv_ops.h b/src/ap/ap_drv_ops.h
index de40171..ca7f7ab 100644
--- a/src/ap/ap_drv_ops.h
+++ b/src/ap/ap_drv_ops.h
@@ -41,6 +41,8 @@
 		    u16 listen_interval,
 		    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,
 		    u32 flags, u8 qosinfo, u8 vht_opmode, int supp_p2p_ps,
 		    int set);
 int hostapd_set_privacy(struct hostapd_data *hapd, int enabled);
@@ -61,12 +63,14 @@
 int hostapd_flush(struct hostapd_data *hapd);
 int hostapd_set_freq(struct hostapd_data *hapd, enum hostapd_hw_mode mode,
 		     int freq, int channel, int ht_enabled, int vht_enabled,
-		     int sec_channel_offset, int vht_oper_chwidth,
+		     int he_enabled, int sec_channel_offset, int oper_chwidth,
 		     int center_segment0, int center_segment1);
 int hostapd_set_rts(struct hostapd_data *hapd, int rts);
 int hostapd_set_frag(struct hostapd_data *hapd, int frag);
 int hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr,
 			  int total_flags, int flags_or, int flags_and);
+int hostapd_sta_set_airtime_weight(struct hostapd_data *hapd, const u8 *addr,
+				   unsigned int weight);
 int hostapd_set_country(struct hostapd_data *hapd, const char *country);
 int hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
 				int cw_min, int cw_max, int burst_time);
@@ -122,9 +126,12 @@
 int hostapd_start_dfs_cac(struct hostapd_iface *iface,
 			  enum hostapd_hw_mode mode, int freq,
 			  int channel, int ht_enabled, int vht_enabled,
-			  int sec_channel_offset, int vht_oper_chwidth,
+			  int he_enabled,
+			  int sec_channel_offset, int oper_chwidth,
 			  int center_segment0, int center_segment1);
 int hostapd_drv_do_acs(struct hostapd_data *hapd);
+int hostapd_drv_update_dh_ie(struct hostapd_data *hapd, const u8 *peer,
+			     u16 reason_code, const u8 *ie, size_t ielen);
 
 
 #include "drivers/driver.h"
diff --git a/src/ap/authsrv.c b/src/ap/authsrv.c
index eced6c7..b3d9107 100644
--- a/src/ap/authsrv.c
+++ b/src/ap/authsrv.c
@@ -120,6 +120,8 @@
 	srv.eap_fast_prov = conf->eap_fast_prov;
 	srv.pac_key_lifetime = conf->pac_key_lifetime;
 	srv.pac_key_refresh_time = conf->pac_key_refresh_time;
+	srv.eap_teap_auth = conf->eap_teap_auth;
+	srv.eap_teap_pac_no_inner = conf->eap_teap_pac_no_inner;
 	srv.eap_sim_aka_result_ind = conf->eap_sim_aka_result_ind;
 	srv.tnc = conf->tnc;
 	srv.wps = hapd->wps;
@@ -195,7 +197,8 @@
 #ifdef EAP_TLS_FUNCS
 	if (hapd->conf->eap_server &&
 	    (hapd->conf->ca_cert || hapd->conf->server_cert ||
-	     hapd->conf->private_key || hapd->conf->dh_file)) {
+	     hapd->conf->private_key || hapd->conf->dh_file ||
+	     hapd->conf->server_cert2 || hapd->conf->private_key2)) {
 		struct tls_config conf;
 		struct tls_connection_params params;
 
@@ -224,8 +227,11 @@
 		os_memset(&params, 0, sizeof(params));
 		params.ca_cert = hapd->conf->ca_cert;
 		params.client_cert = hapd->conf->server_cert;
+		params.client_cert2 = hapd->conf->server_cert2;
 		params.private_key = hapd->conf->private_key;
+		params.private_key2 = hapd->conf->private_key2;
 		params.private_key_passwd = hapd->conf->private_key_passwd;
+		params.private_key_passwd2 = hapd->conf->private_key_passwd2;
 		params.dh_file = hapd->conf->dh_file;
 		params.openssl_ciphers = hapd->conf->openssl_ciphers;
 		params.openssl_ecdh_curves = hapd->conf->openssl_ecdh_curves;
diff --git a/src/ap/beacon.c b/src/ap/beacon.c
index 3e62991..a51b949 100644
--- a/src/ap/beacon.c
+++ b/src/ap/beacon.c
@@ -347,7 +347,7 @@
 
 	if (ieee80211_freq_to_channel_ext(hapd->iface->freq,
 					  hapd->iconf->secondary_channel,
-					  hapd->iconf->vht_oper_chwidth,
+					  hostapd_get_oper_chwidth(hapd->iconf),
 					  &op_class, &channel) ==
 	    NUM_HOSTAPD_MODES)
 		return eid;
@@ -398,7 +398,8 @@
 	if (hapd->iconf->ieee80211ax) {
 		buflen += 3 + sizeof(struct ieee80211_he_capabilities) +
 			3 + sizeof(struct ieee80211_he_operation) +
-			3 + sizeof(struct ieee80211_he_mu_edca_parameter_set);
+			3 + sizeof(struct ieee80211_he_mu_edca_parameter_set) +
+			3 + sizeof(struct ieee80211_spatial_reuse);
 	}
 #endif /* CONFIG_IEEE80211AX */
 
@@ -509,9 +510,10 @@
 
 #ifdef CONFIG_IEEE80211AX
 	if (hapd->iconf->ieee80211ax) {
-		pos = hostapd_eid_he_capab(hapd, pos);
+		pos = hostapd_eid_he_capab(hapd, pos, IEEE80211_MODE_AP);
 		pos = hostapd_eid_he_operation(hapd, pos);
 		pos = hostapd_eid_he_mu_edca_parameter_set(hapd, pos);
+		pos = hostapd_eid_spatial_reuse(hapd, pos);
 	}
 #endif /* CONFIG_IEEE80211AX */
 
@@ -593,7 +595,7 @@
 
 	pos = ssid_list;
 	end = ssid_list + ssid_list_len;
-	while (end - pos >= 1) {
+	while (end - pos >= 2) {
 		if (2 + pos[1] > end - pos)
 			break;
 		if (pos[1] == 0)
@@ -1088,7 +1090,8 @@
 	if (hapd->iconf->ieee80211ax) {
 		tail_len += 3 + sizeof(struct ieee80211_he_capabilities) +
 			3 + sizeof(struct ieee80211_he_operation) +
-			3 + sizeof(struct ieee80211_he_mu_edca_parameter_set);
+			3 + sizeof(struct ieee80211_he_mu_edca_parameter_set) +
+			3 + sizeof(struct ieee80211_spatial_reuse);
 	}
 #endif /* CONFIG_IEEE80211AX */
 
@@ -1223,9 +1226,11 @@
 
 #ifdef CONFIG_IEEE80211AX
 	if (hapd->iconf->ieee80211ax) {
-		tailpos = hostapd_eid_he_capab(hapd, tailpos);
+		tailpos = hostapd_eid_he_capab(hapd, tailpos,
+					       IEEE80211_MODE_AP);
 		tailpos = hostapd_eid_he_operation(hapd, tailpos);
 		tailpos = hostapd_eid_he_mu_edca_parameter_set(hapd, tailpos);
+		tailpos = hostapd_eid_spatial_reuse(hapd, tailpos);
 	}
 #endif /* CONFIG_IEEE80211AX */
 
@@ -1394,6 +1399,7 @@
 	struct hostapd_freq_params freq;
 	struct hostapd_iface *iface = hapd->iface;
 	struct hostapd_config *iconf = iface->conf;
+	struct hostapd_hw_modes *cmode = iface->current_mode;
 	struct wpabuf *beacon, *proberesp, *assocresp;
 	int res, ret = -1;
 
@@ -1417,15 +1423,16 @@
 	params.reenable = hapd->reenable_beacon;
 	hapd->reenable_beacon = 0;
 
-	if (iface->current_mode &&
+	if (cmode &&
 	    hostapd_set_freq_params(&freq, iconf->hw_mode, iface->freq,
 				    iconf->channel, iconf->ieee80211n,
-				    iconf->ieee80211ac,
+				    iconf->ieee80211ac, iconf->ieee80211ax,
 				    iconf->secondary_channel,
-				    iconf->vht_oper_chwidth,
-				    iconf->vht_oper_centr_freq_seg0_idx,
-				    iconf->vht_oper_centr_freq_seg1_idx,
-				    iface->current_mode->vht_capab) == 0)
+				    hostapd_get_oper_chwidth(iconf),
+				    hostapd_get_oper_centr_freq_seg0_idx(iconf),
+				    hostapd_get_oper_centr_freq_seg1_idx(iconf),
+				    cmode->vht_capab,
+				    &cmode->he_capab[IEEE80211_MODE_AP]) == 0)
 		params.freq = &freq;
 
 	res = hostapd_drv_set_ap(hapd, &params);
diff --git a/src/ap/ctrl_iface_ap.c b/src/ap/ctrl_iface_ap.c
index c693715..2c4953d 100644
--- a/src/ap/ctrl_iface_ap.c
+++ b/src/ap/ctrl_iface_ap.c
@@ -712,6 +712,7 @@
 			  "secondary_channel=%d\n"
 			  "ieee80211n=%d\n"
 			  "ieee80211ac=%d\n"
+			  "ieee80211ax=%d\n"
 			  "beacon_int=%u\n"
 			  "dtim_period=%d\n",
 			  iface->conf->channel,
@@ -720,6 +721,7 @@
 			  iface->conf->ieee80211n && !hapd->conf->disable_11n,
 			  iface->conf->ieee80211ac &&
 			  !hapd->conf->disable_11ac,
+			  iface->conf->ieee80211ax,
 			  iface->conf->beacon_int,
 			  hapd->conf->dtim_period);
 	if (os_snprintf_error(buflen - len, ret))
diff --git a/src/ap/dfs.c b/src/ap/dfs.c
index 79cd00f..ac23c2b 100644
--- a/src/ap/dfs.c
+++ b/src/ap/dfs.c
@@ -28,17 +28,17 @@
 	if (iface->conf->ieee80211n && iface->conf->secondary_channel)
 		n_chans = 2;
 
-	if (iface->conf->ieee80211ac) {
-		switch (iface->conf->vht_oper_chwidth) {
-		case VHT_CHANWIDTH_USE_HT:
+	if (iface->conf->ieee80211ac || iface->conf->ieee80211ax) {
+		switch (hostapd_get_oper_chwidth(iface->conf)) {
+		case CHANWIDTH_USE_HT:
 			break;
-		case VHT_CHANWIDTH_80MHZ:
+		case CHANWIDTH_80MHZ:
 			n_chans = 4;
 			break;
-		case VHT_CHANWIDTH_160MHZ:
+		case CHANWIDTH_160MHZ:
 			n_chans = 8;
 			break;
-		case VHT_CHANWIDTH_80P80MHZ:
+		case CHANWIDTH_80P80MHZ:
 			n_chans = 4;
 			*seg1 = 4;
 			break;
@@ -188,8 +188,8 @@
  * The function assumes HT40+ operation.
  * Make sure to adjust the following variables after calling this:
  *  - hapd->secondary_channel
- *  - hapd->vht_oper_centr_freq_seg0_idx
- *  - hapd->vht_oper_centr_freq_seg1_idx
+ *  - hapd->vht/he_oper_centr_freq_seg0_idx
+ *  - hapd->vht/he_oper_centr_freq_seg1_idx
  */
 static int dfs_find_channel(struct hostapd_iface *iface,
 			    struct hostapd_channel_data **ret_chan,
@@ -232,44 +232,44 @@
 }
 
 
-static void dfs_adjust_vht_center_freq(struct hostapd_iface *iface,
-				       struct hostapd_channel_data *chan,
-				       int secondary_channel,
-				       u8 *vht_oper_centr_freq_seg0_idx,
-				       u8 *vht_oper_centr_freq_seg1_idx)
+static void dfs_adjust_center_freq(struct hostapd_iface *iface,
+				   struct hostapd_channel_data *chan,
+				   int secondary_channel,
+				   u8 *oper_centr_freq_seg0_idx,
+				   u8 *oper_centr_freq_seg1_idx)
 {
-	if (!iface->conf->ieee80211ac)
+	if (!iface->conf->ieee80211ac && !iface->conf->ieee80211ax)
 		return;
 
 	if (!chan)
 		return;
 
-	*vht_oper_centr_freq_seg1_idx = 0;
+	*oper_centr_freq_seg1_idx = 0;
 
-	switch (iface->conf->vht_oper_chwidth) {
-	case VHT_CHANWIDTH_USE_HT:
+	switch (hostapd_get_oper_chwidth(iface->conf)) {
+	case CHANWIDTH_USE_HT:
 		if (secondary_channel == 1)
-			*vht_oper_centr_freq_seg0_idx = chan->chan + 2;
+			*oper_centr_freq_seg0_idx = chan->chan + 2;
 		else if (secondary_channel == -1)
-			*vht_oper_centr_freq_seg0_idx = chan->chan - 2;
+			*oper_centr_freq_seg0_idx = chan->chan - 2;
 		else
-			*vht_oper_centr_freq_seg0_idx = chan->chan;
+			*oper_centr_freq_seg0_idx = chan->chan;
 		break;
-	case VHT_CHANWIDTH_80MHZ:
-		*vht_oper_centr_freq_seg0_idx = chan->chan + 6;
+	case CHANWIDTH_80MHZ:
+		*oper_centr_freq_seg0_idx = chan->chan + 6;
 		break;
-	case VHT_CHANWIDTH_160MHZ:
-		*vht_oper_centr_freq_seg0_idx = chan->chan + 14;
+	case CHANWIDTH_160MHZ:
+		*oper_centr_freq_seg0_idx = chan->chan + 14;
 		break;
 	default:
 		wpa_printf(MSG_INFO, "DFS only VHT20/40/80/160 is supported now");
-		*vht_oper_centr_freq_seg0_idx = 0;
+		*oper_centr_freq_seg0_idx = 0;
 		break;
 	}
 
 	wpa_printf(MSG_DEBUG, "DFS adjusting VHT center frequency: %d, %d",
-		   *vht_oper_centr_freq_seg0_idx,
-		   *vht_oper_centr_freq_seg1_idx);
+		   *oper_centr_freq_seg0_idx,
+		   *oper_centr_freq_seg1_idx);
 }
 
 
@@ -288,24 +288,24 @@
 	if (iface->conf->ieee80211n && iface->conf->secondary_channel == -1)
 		channel_no -= 4;
 
-	/* VHT */
-	if (iface->conf->ieee80211ac) {
-		switch (iface->conf->vht_oper_chwidth) {
-		case VHT_CHANWIDTH_USE_HT:
+	/* VHT/HE */
+	if (iface->conf->ieee80211ac || iface->conf->ieee80211ax) {
+		switch (hostapd_get_oper_chwidth(iface->conf)) {
+		case CHANWIDTH_USE_HT:
 			break;
-		case VHT_CHANWIDTH_80MHZ:
-			channel_no =
-				iface->conf->vht_oper_centr_freq_seg0_idx - 6;
+		case CHANWIDTH_80MHZ:
+			channel_no = hostapd_get_oper_centr_freq_seg0_idx(
+				iface->conf) - 6;
 			break;
-		case VHT_CHANWIDTH_160MHZ:
-			channel_no =
-				iface->conf->vht_oper_centr_freq_seg0_idx - 14;
+		case CHANWIDTH_160MHZ:
+			channel_no = hostapd_get_oper_centr_freq_seg0_idx(
+				iface->conf) - 14;
 			break;
-		case VHT_CHANWIDTH_80P80MHZ:
-			channel_no =
-				iface->conf->vht_oper_centr_freq_seg0_idx - 6;
-			chan_seg1 =
-				iface->conf->vht_oper_centr_freq_seg1_idx - 6;
+		case CHANWIDTH_80P80MHZ:
+			channel_no = hostapd_get_oper_centr_freq_seg0_idx(
+				iface->conf) - 6;
+			chan_seg1 = hostapd_get_oper_centr_freq_seg1_idx(
+				iface->conf) - 6;
 			break;
 		default:
 			wpa_printf(MSG_INFO,
@@ -348,7 +348,7 @@
 			   mode->num_channels, channel_no, iface->conf->channel,
 			   iface->conf->ieee80211n,
 			   iface->conf->secondary_channel,
-			   iface->conf->vht_oper_chwidth);
+			   hostapd_get_oper_chwidth(iface->conf));
 
 		for (i = 0; i < mode->num_channels; i++) {
 			wpa_printf(MSG_DEBUG, "Available channel: %d",
@@ -435,8 +435,8 @@
 static struct hostapd_channel_data *
 dfs_get_valid_channel(struct hostapd_iface *iface,
 		      int *secondary_channel,
-		      u8 *vht_oper_centr_freq_seg0_idx,
-		      u8 *vht_oper_centr_freq_seg1_idx,
+		      u8 *oper_centr_freq_seg0_idx,
+		      u8 *oper_centr_freq_seg1_idx,
 		      int skip_radar)
 {
 	struct hostapd_hw_modes *mode;
@@ -447,8 +447,8 @@
 
 	wpa_printf(MSG_DEBUG, "DFS: Selecting random channel");
 	*secondary_channel = 0;
-	*vht_oper_centr_freq_seg0_idx = 0;
-	*vht_oper_centr_freq_seg1_idx = 0;
+	*oper_centr_freq_seg0_idx = 0;
+	*oper_centr_freq_seg1_idx = 0;
 
 	if (iface->current_mode == NULL)
 		return NULL;
@@ -473,10 +473,10 @@
 	else
 		*secondary_channel = 0;
 
-	dfs_adjust_vht_center_freq(iface, chan,
-				   *secondary_channel,
-				   vht_oper_centr_freq_seg0_idx,
-				   vht_oper_centr_freq_seg1_idx);
+	dfs_adjust_center_freq(iface, chan,
+			       *secondary_channel,
+			       oper_centr_freq_seg0_idx,
+			       oper_centr_freq_seg1_idx);
 
 	return chan;
 }
@@ -724,8 +724,8 @@
 			iface->freq = channel->freq;
 			iface->conf->channel = channel->chan;
 			iface->conf->secondary_channel = sec;
-			iface->conf->vht_oper_centr_freq_seg0_idx = cf1;
-			iface->conf->vht_oper_centr_freq_seg1_idx = cf2;
+			hostapd_set_oper_centr_freq_seg0_idx(iface->conf, cf1);
+			hostapd_set_oper_centr_freq_seg1_idx(iface->conf, cf2);
 		}
 	} while (res);
 
@@ -736,20 +736,19 @@
 		"freq=%d chan=%d sec_chan=%d, width=%d, seg0=%d, seg1=%d, cac_time=%ds",
 		iface->freq,
 		iface->conf->channel, iface->conf->secondary_channel,
-		iface->conf->vht_oper_chwidth,
-		iface->conf->vht_oper_centr_freq_seg0_idx,
-		iface->conf->vht_oper_centr_freq_seg1_idx,
+		hostapd_get_oper_chwidth(iface->conf),
+		hostapd_get_oper_centr_freq_seg0_idx(iface->conf),
+		hostapd_get_oper_centr_freq_seg1_idx(iface->conf),
 		iface->dfs_cac_ms / 1000);
 
-	res = hostapd_start_dfs_cac(iface, iface->conf->hw_mode,
-				    iface->freq,
-				    iface->conf->channel,
-				    iface->conf->ieee80211n,
-				    iface->conf->ieee80211ac,
-				    iface->conf->secondary_channel,
-				    iface->conf->vht_oper_chwidth,
-				    iface->conf->vht_oper_centr_freq_seg0_idx,
-				    iface->conf->vht_oper_centr_freq_seg1_idx);
+	res = hostapd_start_dfs_cac(
+		iface, iface->conf->hw_mode, iface->freq, iface->conf->channel,
+		iface->conf->ieee80211n, iface->conf->ieee80211ac,
+		iface->conf->ieee80211ax,
+		iface->conf->secondary_channel,
+		hostapd_get_oper_chwidth(iface->conf),
+		hostapd_get_oper_centr_freq_seg0_idx(iface->conf),
+		hostapd_get_oper_centr_freq_seg1_idx(iface->conf));
 
 	if (res) {
 		wpa_printf(MSG_ERROR, "DFS start_dfs_cac() failed, %d", res);
@@ -842,16 +841,16 @@
 {
 	struct hostapd_channel_data *channel;
 	int secondary_channel;
-	u8 vht_oper_centr_freq_seg0_idx = 0;
-	u8 vht_oper_centr_freq_seg1_idx = 0;
+	u8 oper_centr_freq_seg0_idx = 0;
+	u8 oper_centr_freq_seg1_idx = 0;
 	int skip_radar = 0;
 	int err = 1;
 
 	/* Radar detected during active CAC */
 	iface->cac_started = 0;
 	channel = dfs_get_valid_channel(iface, &secondary_channel,
-					&vht_oper_centr_freq_seg0_idx,
-					&vht_oper_centr_freq_seg1_idx,
+					&oper_centr_freq_seg0_idx,
+					&oper_centr_freq_seg1_idx,
 					skip_radar);
 
 	if (!channel) {
@@ -868,10 +867,10 @@
 	iface->freq = channel->freq;
 	iface->conf->channel = channel->chan;
 	iface->conf->secondary_channel = secondary_channel;
-	iface->conf->vht_oper_centr_freq_seg0_idx =
-		vht_oper_centr_freq_seg0_idx;
-	iface->conf->vht_oper_centr_freq_seg1_idx =
-		vht_oper_centr_freq_seg1_idx;
+	hostapd_set_oper_centr_freq_seg0_idx(iface->conf,
+					     oper_centr_freq_seg0_idx);
+	hostapd_set_oper_centr_freq_seg1_idx(iface->conf,
+					     oper_centr_freq_seg1_idx);
 	err = 0;
 
 	hostapd_setup_interface_complete(iface, err);
@@ -883,12 +882,13 @@
 {
 	struct hostapd_channel_data *channel;
 	int secondary_channel;
-	u8 vht_oper_centr_freq_seg0_idx;
-	u8 vht_oper_centr_freq_seg1_idx;
+	u8 oper_centr_freq_seg0_idx;
+	u8 oper_centr_freq_seg1_idx;
 	int skip_radar = 1;
 	struct csa_settings csa_settings;
 	unsigned int i;
 	int err = 1;
+	struct hostapd_hw_modes *cmode = iface->current_mode;
 
 	wpa_printf(MSG_DEBUG, "%s called (CAC active: %s, CSA active: %s)",
 		   __func__, iface->cac_started ? "yes" : "no",
@@ -911,8 +911,8 @@
 
 	/* Perform channel switch/CSA */
 	channel = dfs_get_valid_channel(iface, &secondary_channel,
-					&vht_oper_centr_freq_seg0_idx,
-					&vht_oper_centr_freq_seg1_idx,
+					&oper_centr_freq_seg0_idx,
+					&oper_centr_freq_seg1_idx,
 					skip_radar);
 
 	if (!channel) {
@@ -923,8 +923,8 @@
 		 */
 		skip_radar = 0;
 		channel = dfs_get_valid_channel(iface, &secondary_channel,
-						&vht_oper_centr_freq_seg0_idx,
-						&vht_oper_centr_freq_seg1_idx,
+						&oper_centr_freq_seg0_idx,
+						&oper_centr_freq_seg1_idx,
 						skip_radar);
 		if (!channel) {
 			wpa_printf(MSG_INFO,
@@ -936,10 +936,10 @@
 		iface->freq = channel->freq;
 		iface->conf->channel = channel->chan;
 		iface->conf->secondary_channel = secondary_channel;
-		iface->conf->vht_oper_centr_freq_seg0_idx =
-			vht_oper_centr_freq_seg0_idx;
-		iface->conf->vht_oper_centr_freq_seg1_idx =
-			vht_oper_centr_freq_seg1_idx;
+		hostapd_set_oper_centr_freq_seg0_idx(iface->conf,
+						     oper_centr_freq_seg0_idx);
+		hostapd_set_oper_centr_freq_seg1_idx(iface->conf,
+						     oper_centr_freq_seg1_idx);
 
 		hostapd_disable_iface(iface);
 		hostapd_enable_iface(iface);
@@ -962,11 +962,13 @@
 				      channel->chan,
 				      iface->conf->ieee80211n,
 				      iface->conf->ieee80211ac,
+				      iface->conf->ieee80211ax,
 				      secondary_channel,
-				      iface->conf->vht_oper_chwidth,
-				      vht_oper_centr_freq_seg0_idx,
-				      vht_oper_centr_freq_seg1_idx,
-				      iface->current_mode->vht_capab);
+				      hostapd_get_oper_chwidth(iface->conf),
+				      oper_centr_freq_seg0_idx,
+				      oper_centr_freq_seg1_idx,
+				      cmode->vht_capab,
+				      &cmode->he_capab[IEEE80211_MODE_AP]);
 
 	if (err) {
 		wpa_printf(MSG_ERROR, "DFS failed to calculate CSA freq params");
@@ -986,10 +988,10 @@
 		iface->freq = channel->freq;
 		iface->conf->channel = channel->chan;
 		iface->conf->secondary_channel = secondary_channel;
-		iface->conf->vht_oper_centr_freq_seg0_idx =
-			vht_oper_centr_freq_seg0_idx;
-		iface->conf->vht_oper_centr_freq_seg1_idx =
-			vht_oper_centr_freq_seg1_idx;
+		hostapd_set_oper_centr_freq_seg0_idx(iface->conf,
+						     oper_centr_freq_seg0_idx);
+		hostapd_set_oper_centr_freq_seg1_idx(iface->conf,
+						     oper_centr_freq_seg1_idx);
 
 		hostapd_disable_iface(iface);
 		hostapd_enable_iface(iface);
diff --git a/src/ap/dpp_hostapd.c b/src/ap/dpp_hostapd.c
index 75edbc9..697c3ba 100644
--- a/src/ap/dpp_hostapd.c
+++ b/src/ap/dpp_hostapd.c
@@ -16,6 +16,7 @@
 #include "hostapd.h"
 #include "ap_drv_ops.h"
 #include "gas_query_ap.h"
+#include "gas_serv.h"
 #include "wpa_auth.h"
 #include "dpp_hostapd.h"
 
@@ -557,6 +558,14 @@
 	 * received hash values */
 	dpp_bootstrap_find_pair(hapd->iface->interfaces->dpp, i_bootstrap,
 				r_bootstrap, &own_bi, &peer_bi);
+#ifdef CONFIG_DPP2
+	if (!own_bi) {
+		if (dpp_relay_rx_action(hapd->iface->interfaces->dpp,
+					src, hdr, buf, len, freq, i_bootstrap,
+					r_bootstrap) == 0)
+			return;
+	}
+#endif /* CONFIG_DPP2 */
 	if (!own_bi) {
 		wpa_msg(hapd->msg_ctx, MSG_INFO, DPP_EVENT_FAIL
 			"No matching own bootstrapping key found - ignore message");
@@ -1357,6 +1366,12 @@
 	wpa_msg(hapd->msg_ctx, MSG_INFO, DPP_EVENT_RX "src=" MACSTR
 		" freq=%u type=%d", MAC2STR(src), freq, type);
 
+#ifdef CONFIG_DPP2
+	if (dpp_relay_rx_action(hapd->iface->interfaces->dpp,
+				src, hdr, buf, len, freq, NULL, NULL) == 0)
+		return;
+#endif /* CONFIG_DPP2 */
+
 	switch (type) {
 	case DPP_PA_AUTHENTICATION_REQ:
 		hostapd_dpp_rx_auth_req(hapd, src, hdr, buf, len, freq);
@@ -1410,7 +1425,8 @@
 
 struct wpabuf *
 hostapd_dpp_gas_req_handler(struct hostapd_data *hapd, const u8 *sa,
-			    const u8 *query, size_t query_len)
+			    const u8 *query, size_t query_len,
+			    const u8 *data, size_t data_len)
 {
 	struct dpp_authentication *auth = hapd->dpp_auth;
 	struct wpabuf *resp;
@@ -1418,6 +1434,13 @@
 	wpa_printf(MSG_DEBUG, "DPP: GAS request from " MACSTR, MAC2STR(sa));
 	if (!auth || !auth->auth_success ||
 	    os_memcmp(sa, auth->peer_mac_addr, ETH_ALEN) != 0) {
+#ifdef CONFIG_DPP2
+		if (dpp_relay_rx_gas_req(hapd->iface->interfaces->dpp, sa, data,
+				     data_len) == 0) {
+			/* Response will be forwarded once received over TCP */
+			return NULL;
+		}
+#endif /* CONFIG_DPP2 */
 		wpa_printf(MSG_DEBUG, "DPP: No matching exchange in progress");
 		return NULL;
 	}
@@ -1609,11 +1632,67 @@
 }
 
 
+#ifdef CONFIG_DPP2
+
+static void hostapd_dpp_relay_tx(void *ctx, const u8 *addr, unsigned int freq,
+				 const u8 *msg, size_t len)
+{
+	struct hostapd_data *hapd = ctx;
+	u8 *buf;
+
+	wpa_printf(MSG_DEBUG, "DPP: Send action frame dst=" MACSTR " freq=%u",
+		   MAC2STR(addr), freq);
+	buf = os_malloc(2 + len);
+	if (!buf)
+		return;
+	buf[0] = WLAN_ACTION_PUBLIC;
+	buf[1] = WLAN_PA_VENDOR_SPECIFIC;
+	os_memcpy(buf + 2, msg, len);
+	hostapd_drv_send_action(hapd, freq, 0, addr, buf, 2 + len);
+	os_free(buf);
+}
+
+
+static void hostapd_dpp_relay_gas_resp_tx(void *ctx, const u8 *addr,
+					  u8 dialog_token, int prot,
+					  struct wpabuf *buf)
+{
+	struct hostapd_data *hapd = ctx;
+
+	gas_serv_req_dpp_processing(hapd, addr, dialog_token, prot, buf);
+}
+
+#endif /* CONFIG_DPP2 */
+
+
+static int hostapd_dpp_add_controllers(struct hostapd_data *hapd)
+{
+#ifdef CONFIG_DPP2
+	struct dpp_controller_conf *ctrl;
+	struct dpp_relay_config config;
+
+	os_memset(&config, 0, sizeof(config));
+	config.cb_ctx = hapd;
+	config.tx = hostapd_dpp_relay_tx;
+	config.gas_resp_tx = hostapd_dpp_relay_gas_resp_tx;
+	for (ctrl = hapd->conf->dpp_controller; ctrl; ctrl = ctrl->next) {
+		config.ipaddr = &ctrl->ipaddr;
+		config.pkhash = ctrl->pkhash;
+		if (dpp_relay_add_controller(hapd->iface->interfaces->dpp,
+					     &config) < 0)
+			return -1;
+	}
+#endif /* CONFIG_DPP2 */
+
+	return 0;
+}
+
+
 int hostapd_dpp_init(struct hostapd_data *hapd)
 {
 	hapd->dpp_allowed_roles = DPP_CAPAB_CONFIGURATOR | DPP_CAPAB_ENROLLEE;
 	hapd->dpp_init_done = 1;
-	return 0;
+	return hostapd_dpp_add_controllers(hapd);
 }
 
 
diff --git a/src/ap/dpp_hostapd.h b/src/ap/dpp_hostapd.h
index 449ca16..c1ec5d7 100644
--- a/src/ap/dpp_hostapd.h
+++ b/src/ap/dpp_hostapd.h
@@ -19,7 +19,8 @@
 			   const u8 *data, size_t data_len, int ok);
 struct wpabuf *
 hostapd_dpp_gas_req_handler(struct hostapd_data *hapd, const u8 *sa,
-			    const u8 *query, size_t query_len);
+			    const u8 *query, size_t query_len,
+			    const u8 *data, size_t data_len);
 void hostapd_dpp_gas_status_handler(struct hostapd_data *hapd, int ok);
 int hostapd_dpp_configurator_add(struct hostapd_data *hapd, const char *cmd);
 int hostapd_dpp_configurator_remove(struct hostapd_data *hapd, const char *id);
diff --git a/src/ap/drv_callbacks.c b/src/ap/drv_callbacks.c
index 952a3d5..3158768 100644
--- a/src/ap/drv_callbacks.c
+++ b/src/ap/drv_callbacks.c
@@ -772,7 +772,8 @@
 
 
 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
-			     int offset, int width, int cf1, int cf2)
+			     int offset, int width, int cf1, int cf2,
+			     int finished)
 {
 	/* TODO: If OCV is enabled deauth STAs that don't perform a SA Query */
 
@@ -783,7 +784,8 @@
 
 	hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
 		       HOSTAPD_LEVEL_INFO,
-		       "driver had channel switch: freq=%d, ht=%d, vht_ch=0x%x, offset=%d, width=%d (%s), cf1=%d, cf2=%d",
+		       "driver %s channel switch: freq=%d, ht=%d, vht_ch=0x%x, offset=%d, width=%d (%s), cf1=%d, cf2=%d",
+		       finished ? "had" : "starting",
 		       freq, ht, hapd->iconf->ch_switch_vht_config, offset,
 		       width, channel_width_to_string(width), cf1, cf2);
 
@@ -806,19 +808,19 @@
 
 	switch (width) {
 	case CHAN_WIDTH_80:
-		chwidth = VHT_CHANWIDTH_80MHZ;
+		chwidth = CHANWIDTH_80MHZ;
 		break;
 	case CHAN_WIDTH_80P80:
-		chwidth = VHT_CHANWIDTH_80P80MHZ;
+		chwidth = CHANWIDTH_80P80MHZ;
 		break;
 	case CHAN_WIDTH_160:
-		chwidth = VHT_CHANWIDTH_160MHZ;
+		chwidth = CHANWIDTH_160MHZ;
 		break;
 	case CHAN_WIDTH_20_NOHT:
 	case CHAN_WIDTH_20:
 	case CHAN_WIDTH_40:
 	default:
-		chwidth = VHT_CHANWIDTH_USE_HT;
+		chwidth = CHANWIDTH_USE_HT;
 		break;
 	}
 
@@ -851,13 +853,22 @@
 	hapd->iconf->ch_switch_vht_config = 0;
 
 	hapd->iconf->secondary_channel = offset;
-	hapd->iconf->vht_oper_chwidth = chwidth;
-	hapd->iconf->vht_oper_centr_freq_seg0_idx = seg0_idx;
-	hapd->iconf->vht_oper_centr_freq_seg1_idx = seg1_idx;
+	hostapd_set_oper_chwidth(hapd->iconf, chwidth);
+	hostapd_set_oper_centr_freq_seg0_idx(hapd->iconf, seg0_idx);
+	hostapd_set_oper_centr_freq_seg1_idx(hapd->iconf, seg1_idx);
 
 	is_dfs = ieee80211_is_dfs(freq, hapd->iface->hw_features,
 				  hapd->iface->num_hw_features);
 
+	wpa_msg(hapd->msg_ctx, MSG_INFO,
+		"%sfreq=%d ht_enabled=%d ch_offset=%d ch_width=%s cf1=%d cf2=%d dfs=%d",
+		finished ? WPA_EVENT_CHANNEL_SWITCH :
+		WPA_EVENT_CHANNEL_SWITCH_STARTED,
+		freq, ht, offset, channel_width_to_string(width),
+		cf1, cf2, is_dfs);
+	if (!finished)
+		return;
+
 	if (hapd->csa_in_progress &&
 	    freq == hapd->cs_freq_params.freq) {
 		hostapd_cleanup_cs_params(hapd);
@@ -949,28 +960,31 @@
 		goto out;
 	}
 
-	if (hapd->iface->conf->ieee80211ac) {
+	if (hapd->iface->conf->ieee80211ac || hapd->iface->conf->ieee80211ax) {
 		/* set defaults for backwards compatibility */
-		hapd->iconf->vht_oper_centr_freq_seg1_idx = 0;
-		hapd->iconf->vht_oper_centr_freq_seg0_idx = 0;
-		hapd->iconf->vht_oper_chwidth = VHT_CHANWIDTH_USE_HT;
+		hostapd_set_oper_centr_freq_seg1_idx(hapd->iconf, 0);
+		hostapd_set_oper_centr_freq_seg0_idx(hapd->iconf, 0);
+		hostapd_set_oper_chwidth(hapd->iconf, CHANWIDTH_USE_HT);
 		if (acs_res->ch_width == 80) {
-			hapd->iconf->vht_oper_centr_freq_seg0_idx =
-				acs_res->vht_seg0_center_ch;
-			hapd->iconf->vht_oper_chwidth = VHT_CHANWIDTH_80MHZ;
+			hostapd_set_oper_centr_freq_seg0_idx(
+				hapd->iconf, acs_res->vht_seg0_center_ch);
+			hostapd_set_oper_chwidth(hapd->iconf, CHANWIDTH_80MHZ);
 		} else if (acs_res->ch_width == 160) {
 			if (acs_res->vht_seg1_center_ch == 0) {
-				hapd->iconf->vht_oper_centr_freq_seg0_idx =
-					acs_res->vht_seg0_center_ch;
-				hapd->iconf->vht_oper_chwidth =
-					VHT_CHANWIDTH_160MHZ;
+				hostapd_set_oper_centr_freq_seg0_idx(
+					hapd->iconf,
+					acs_res->vht_seg0_center_ch);
+				hostapd_set_oper_chwidth(hapd->iconf,
+							 CHANWIDTH_160MHZ);
 			} else {
-				hapd->iconf->vht_oper_centr_freq_seg0_idx =
-					acs_res->vht_seg0_center_ch;
-				hapd->iconf->vht_oper_centr_freq_seg1_idx =
-					acs_res->vht_seg1_center_ch;
-				hapd->iconf->vht_oper_chwidth =
-					VHT_CHANWIDTH_80P80MHZ;
+				hostapd_set_oper_centr_freq_seg0_idx(
+					hapd->iconf,
+					acs_res->vht_seg0_center_ch);
+				hostapd_set_oper_centr_freq_seg1_idx(
+					hapd->iconf,
+					acs_res->vht_seg1_center_ch);
+				hostapd_set_oper_chwidth(hapd->iconf,
+							 CHANWIDTH_80P80MHZ);
 			}
 		}
 	}
@@ -1575,6 +1589,73 @@
 }
 
 
+#ifdef CONFIG_OWE
+static int hostapd_notif_update_dh_ie(struct hostapd_data *hapd,
+				      const u8 *peer, const u8 *ie,
+				      size_t ie_len)
+{
+	u16 status;
+	struct sta_info *sta;
+	struct ieee802_11_elems elems;
+
+	if (!hapd || !hapd->wpa_auth) {
+		wpa_printf(MSG_DEBUG, "OWE: Invalid hapd context");
+		return -1;
+	}
+	if (!peer) {
+		wpa_printf(MSG_DEBUG, "OWE: Peer unknown");
+		return -1;
+	}
+	if (!(hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE)) {
+		wpa_printf(MSG_DEBUG, "OWE: No OWE AKM configured");
+		status = WLAN_STATUS_AKMP_NOT_VALID;
+		goto err;
+	}
+	if (ieee802_11_parse_elems(ie, ie_len, &elems, 1) == ParseFailed) {
+		wpa_printf(MSG_DEBUG, "OWE: Failed to parse OWE IE for "
+			   MACSTR, MAC2STR(peer));
+		status = WLAN_STATUS_UNSPECIFIED_FAILURE;
+		goto err;
+	}
+	status = owe_validate_request(hapd, peer, elems.rsn_ie,
+				      elems.rsn_ie_len,
+				      elems.owe_dh, elems.owe_dh_len);
+	if (status != WLAN_STATUS_SUCCESS)
+		goto err;
+
+	sta = ap_get_sta(hapd, peer);
+	if (sta) {
+		ap_sta_no_session_timeout(hapd, sta);
+		accounting_sta_stop(hapd, sta);
+
+		/*
+		 * Make sure that the previously registered inactivity timer
+		 * will not remove the STA immediately.
+		 */
+		sta->timeout_next = STA_NULLFUNC;
+	} else {
+		sta = ap_sta_add(hapd, peer);
+		if (!sta) {
+			status = WLAN_STATUS_UNSPECIFIED_FAILURE;
+			goto err;
+		}
+	}
+	sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2);
+
+	status = owe_process_rsn_ie(hapd, sta, elems.rsn_ie,
+				    elems.rsn_ie_len, elems.owe_dh,
+				    elems.owe_dh_len);
+	if (status != WLAN_STATUS_SUCCESS)
+		ap_free_sta(hapd, sta);
+
+	return 0;
+err:
+	hostapd_drv_update_dh_ie(hapd, peer, status, NULL, 0);
+	return 0;
+}
+#endif /* CONFIG_OWE */
+
+
 void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
 			  union wpa_event_data *data)
 {
@@ -1680,6 +1761,15 @@
 				    data->assoc_info.req_ies_len,
 				    data->assoc_info.reassoc);
 		break;
+#ifdef CONFIG_OWE
+	case EVENT_UPDATE_DH:
+		if (!data)
+			return;
+		hostapd_notif_update_dh_ie(hapd, data->update_dh.peer,
+					   data->update_dh.ie,
+					   data->update_dh.ie_len);
+		break;
+#endif /* CONFIG_OWE */
 	case EVENT_DISASSOC:
 		if (data)
 			hostapd_notif_disassoc(hapd, data->disassoc_info.addr);
@@ -1696,6 +1786,7 @@
 	case EVENT_AUTH:
 		hostapd_notif_auth(hapd, &data->auth);
 		break;
+	case EVENT_CH_SWITCH_STARTED:
 	case EVENT_CH_SWITCH:
 		if (!data)
 			break;
@@ -1704,7 +1795,8 @@
 					data->ch_switch.ch_offset,
 					data->ch_switch.ch_width,
 					data->ch_switch.cf1,
-					data->ch_switch.cf2);
+					data->ch_switch.cf2,
+					event == EVENT_CH_SWITCH);
 		break;
 	case EVENT_CONNECT_FAILED_REASON:
 		if (!data)
diff --git a/src/ap/gas_serv.c b/src/ap/gas_serv.c
index a7df810..9567e20 100644
--- a/src/ap/gas_serv.c
+++ b/src/ap/gas_serv.c
@@ -1522,9 +1522,9 @@
 
 
 #ifdef CONFIG_DPP
-static void gas_serv_req_dpp_processing(struct hostapd_data *hapd,
-					const u8 *sa, u8 dialog_token,
-					int prot, struct wpabuf *buf)
+void gas_serv_req_dpp_processing(struct hostapd_data *hapd,
+				 const u8 *sa, u8 dialog_token,
+				 int prot, struct wpabuf *buf)
 {
 	struct wpabuf *tx_buf;
 
@@ -1681,7 +1681,8 @@
 	if (dpp) {
 		struct wpabuf *msg;
 
-		msg = hostapd_dpp_gas_req_handler(hapd, sa, pos, slen);
+		msg = hostapd_dpp_gas_req_handler(hapd, sa, pos, slen,
+						  data, len);
 		if (!msg)
 			return;
 		gas_serv_req_dpp_processing(hapd, sa, dialog_token, prot, msg);
diff --git a/src/ap/gas_serv.h b/src/ap/gas_serv.h
index 2cf1817..1528af4 100644
--- a/src/ap/gas_serv.h
+++ b/src/ap/gas_serv.h
@@ -88,4 +88,8 @@
 int gas_serv_init(struct hostapd_data *hapd);
 void gas_serv_deinit(struct hostapd_data *hapd);
 
+void gas_serv_req_dpp_processing(struct hostapd_data *hapd,
+				 const u8 *sa, u8 dialog_token,
+				 int prot, struct wpabuf *buf);
+
 #endif /* GAS_SERV_H */
diff --git a/src/ap/hostapd.c b/src/ap/hostapd.c
index 0bd6892..cc75a77 100644
--- a/src/ap/hostapd.c
+++ b/src/ap/hostapd.c
@@ -50,6 +50,8 @@
 #include "fils_hlp.h"
 #include "acs.h"
 #include "hs20.h"
+#include "airtime_policy.h"
+#include "wpa_auth_kay.h"
 
 
 static int hostapd_flush_old_stations(struct hostapd_data *hapd, u16 reason);
@@ -260,11 +262,14 @@
 		hapd->iconf->ieee80211ac = oldconf->ieee80211ac;
 		hapd->iconf->ht_capab = oldconf->ht_capab;
 		hapd->iconf->vht_capab = oldconf->vht_capab;
-		hapd->iconf->vht_oper_chwidth = oldconf->vht_oper_chwidth;
-		hapd->iconf->vht_oper_centr_freq_seg0_idx =
-			oldconf->vht_oper_centr_freq_seg0_idx;
-		hapd->iconf->vht_oper_centr_freq_seg1_idx =
-			oldconf->vht_oper_centr_freq_seg1_idx;
+		hostapd_set_oper_chwidth(hapd->iconf,
+					 hostapd_get_oper_chwidth(oldconf));
+		hostapd_set_oper_centr_freq_seg0_idx(
+			hapd->iconf,
+			hostapd_get_oper_centr_freq_seg0_idx(oldconf));
+		hostapd_set_oper_centr_freq_seg1_idx(
+			hapd->iconf,
+			hostapd_get_oper_centr_freq_seg1_idx(oldconf));
 		hapd->conf = newconf->bss[j];
 		hostapd_reload_bss(hapd);
 	}
@@ -369,6 +374,7 @@
 #endif /* CONFIG_NO_RADIUS */
 
 	hostapd_deinit_wps(hapd);
+	ieee802_1x_dealloc_kay_sm_hapd(hapd);
 #ifdef CONFIG_DPP
 	hostapd_dpp_deinit(hapd);
 	gas_query_ap_deinit(hapd->gas);
@@ -491,6 +497,7 @@
 	iface->basic_rates = NULL;
 	ap_list_deinit(iface);
 	sta_track_deinit(iface);
+	airtime_policy_update_deinit(iface);
 }
 
 
@@ -1863,10 +1870,13 @@
 				     hapd->iconf->channel,
 				     hapd->iconf->ieee80211n,
 				     hapd->iconf->ieee80211ac,
+				     hapd->iconf->ieee80211ax,
 				     hapd->iconf->secondary_channel,
-				     hapd->iconf->vht_oper_chwidth,
-				     hapd->iconf->vht_oper_centr_freq_seg0_idx,
-				     hapd->iconf->vht_oper_centr_freq_seg1_idx)) {
+				     hostapd_get_oper_chwidth(hapd->iconf),
+				     hostapd_get_oper_centr_freq_seg0_idx(
+					     hapd->iconf),
+				     hostapd_get_oper_centr_freq_seg1_idx(
+					     hapd->iconf))) {
 			wpa_printf(MSG_ERROR, "Could not set channel for "
 				   "kernel driver");
 			goto fail;
@@ -1976,6 +1986,7 @@
 
 	hostapd_set_state(iface, HAPD_IFACE_ENABLED);
 	hostapd_owe_update_trans(iface);
+	airtime_policy_update_init(iface);
 	wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_ENABLED);
 	if (hapd->setup_complete_cb)
 		hapd->setup_complete_cb(hapd->setup_complete_cb_ctx);
@@ -2996,6 +3007,8 @@
 	}
 #endif /* CONFIG_P2P */
 
+	airtime_policy_new_sta(hapd, sta);
+
 	/* Start accounting here, if IEEE 802.1X and WPA are not used.
 	 * IEEE 802.1X/WPA code will start accounting after the station has
 	 * been authorized. */
@@ -3036,6 +3049,14 @@
 		eloop_register_timeout(hapd->conf->ap_max_inactivity, 0,
 				       ap_handle_timer, hapd, sta);
 	}
+
+#ifdef CONFIG_MACSEC
+	if (hapd->conf->wpa_key_mgmt == WPA_KEY_MGMT_NONE &&
+	    hapd->conf->mka_psk_set)
+		ieee802_1x_create_preshared_mka_hapd(hapd, sta);
+	else
+		ieee802_1x_alloc_kay_sm_hapd(hapd, sta);
+#endif /* CONFIG_MACSEC */
 }
 
 
@@ -3195,6 +3216,8 @@
 				      struct hostapd_freq_params *old_params)
 {
 	int channel;
+	u8 seg0, seg1;
+	struct hostapd_hw_modes *mode;
 
 	if (!params->channel) {
 		/* check if the new channel is supported by hw */
@@ -3205,33 +3228,37 @@
 	if (!channel)
 		return -1;
 
+	mode = hapd->iface->current_mode;
+
 	/* if a pointer to old_params is provided we save previous state */
 	if (old_params &&
 	    hostapd_set_freq_params(old_params, conf->hw_mode,
 				    hostapd_hw_get_freq(hapd, conf->channel),
 				    conf->channel, conf->ieee80211n,
-				    conf->ieee80211ac,
+				    conf->ieee80211ac, conf->ieee80211ax,
 				    conf->secondary_channel,
-				    conf->vht_oper_chwidth,
-				    conf->vht_oper_centr_freq_seg0_idx,
-				    conf->vht_oper_centr_freq_seg1_idx,
-				    conf->vht_capab))
+				    hostapd_get_oper_chwidth(conf),
+				    hostapd_get_oper_centr_freq_seg0_idx(conf),
+				    hostapd_get_oper_centr_freq_seg1_idx(conf),
+				    conf->vht_capab,
+				    mode ? &mode->he_capab[IEEE80211_MODE_AP] :
+				    NULL))
 		return -1;
 
 	switch (params->bandwidth) {
 	case 0:
 	case 20:
 	case 40:
-		conf->vht_oper_chwidth = VHT_CHANWIDTH_USE_HT;
+		hostapd_set_oper_chwidth(conf, CHANWIDTH_USE_HT);
 		break;
 	case 80:
 		if (params->center_freq2)
-			conf->vht_oper_chwidth = VHT_CHANWIDTH_80P80MHZ;
+			hostapd_set_oper_chwidth(conf, CHANWIDTH_80P80MHZ);
 		else
-			conf->vht_oper_chwidth = VHT_CHANWIDTH_80MHZ;
+			hostapd_set_oper_chwidth(conf, CHANWIDTH_80MHZ);
 		break;
 	case 160:
-		conf->vht_oper_chwidth = VHT_CHANWIDTH_160MHZ;
+		hostapd_set_oper_chwidth(conf, CHANWIDTH_160MHZ);
 		break;
 	default:
 		return -1;
@@ -3241,9 +3268,11 @@
 	conf->ieee80211n = params->ht_enabled;
 	conf->secondary_channel = params->sec_channel_offset;
 	ieee80211_freq_to_chan(params->center_freq1,
-			       &conf->vht_oper_centr_freq_seg0_idx);
+			       &seg0);
 	ieee80211_freq_to_chan(params->center_freq2,
-			       &conf->vht_oper_centr_freq_seg1_idx);
+			       &seg1);
+	hostapd_set_oper_centr_freq_seg0_idx(conf, seg0);
+	hostapd_set_oper_centr_freq_seg1_idx(conf, seg1);
 
 	/* TODO: maybe call here hostapd_config_check here? */
 
@@ -3257,7 +3286,7 @@
 	struct hostapd_iface *iface = hapd->iface;
 	struct hostapd_freq_params old_freq;
 	int ret;
-	u8 chan, vht_bandwidth;
+	u8 chan, bandwidth;
 
 	os_memset(&old_freq, 0, sizeof(old_freq));
 	if (!iface || !iface->freq || hapd->csa_in_progress)
@@ -3266,29 +3295,30 @@
 	switch (settings->freq_params.bandwidth) {
 	case 80:
 		if (settings->freq_params.center_freq2)
-			vht_bandwidth = VHT_CHANWIDTH_80P80MHZ;
+			bandwidth = CHANWIDTH_80P80MHZ;
 		else
-			vht_bandwidth = VHT_CHANWIDTH_80MHZ;
+			bandwidth = CHANWIDTH_80MHZ;
 		break;
 	case 160:
-		vht_bandwidth = VHT_CHANWIDTH_160MHZ;
+		bandwidth = CHANWIDTH_160MHZ;
 		break;
 	default:
-		vht_bandwidth = VHT_CHANWIDTH_USE_HT;
+		bandwidth = CHANWIDTH_USE_HT;
 		break;
 	}
 
 	if (ieee80211_freq_to_channel_ext(
 		    settings->freq_params.freq,
 		    settings->freq_params.sec_channel_offset,
-		    vht_bandwidth,
+		    bandwidth,
 		    &hapd->iface->cs_oper_class,
 		    &chan) == NUM_HOSTAPD_MODES) {
 		wpa_printf(MSG_DEBUG,
-			   "invalid frequency for channel switch (freq=%d, sec_channel_offset=%d, vht_enabled=%d)",
+			   "invalid frequency for channel switch (freq=%d, sec_channel_offset=%d, vht_enabled=%d, he_enabled=%d)",
 			   settings->freq_params.freq,
 			   settings->freq_params.sec_channel_offset,
-			   settings->freq_params.vht_enabled);
+			   settings->freq_params.vht_enabled,
+			   settings->freq_params.he_enabled);
 		return -1;
 	}
 
@@ -3388,29 +3418,29 @@
 hostapd_switch_channel_fallback(struct hostapd_iface *iface,
 				const struct hostapd_freq_params *freq_params)
 {
-	int vht_seg0_idx = 0, vht_seg1_idx = 0, vht_bw = VHT_CHANWIDTH_USE_HT;
+	int seg0_idx = 0, seg1_idx = 0, bw = CHANWIDTH_USE_HT;
 
 	wpa_printf(MSG_DEBUG, "Restarting all CSA-related BSSes");
 
 	if (freq_params->center_freq1)
-		vht_seg0_idx = 36 + (freq_params->center_freq1 - 5180) / 5;
+		seg0_idx = 36 + (freq_params->center_freq1 - 5180) / 5;
 	if (freq_params->center_freq2)
-		vht_seg1_idx = 36 + (freq_params->center_freq2 - 5180) / 5;
+		seg1_idx = 36 + (freq_params->center_freq2 - 5180) / 5;
 
 	switch (freq_params->bandwidth) {
 	case 0:
 	case 20:
 	case 40:
-		vht_bw = VHT_CHANWIDTH_USE_HT;
+		bw = CHANWIDTH_USE_HT;
 		break;
 	case 80:
 		if (freq_params->center_freq2)
-			vht_bw = VHT_CHANWIDTH_80P80MHZ;
+			bw = CHANWIDTH_80P80MHZ;
 		else
-			vht_bw = VHT_CHANWIDTH_80MHZ;
+			bw = CHANWIDTH_80MHZ;
 		break;
 	case 160:
-		vht_bw = VHT_CHANWIDTH_160MHZ;
+		bw = CHANWIDTH_160MHZ;
 		break;
 	default:
 		wpa_printf(MSG_WARNING, "Unknown CSA bandwidth: %d",
@@ -3421,11 +3451,12 @@
 	iface->freq = freq_params->freq;
 	iface->conf->channel = freq_params->channel;
 	iface->conf->secondary_channel = freq_params->sec_channel_offset;
-	iface->conf->vht_oper_centr_freq_seg0_idx = vht_seg0_idx;
-	iface->conf->vht_oper_centr_freq_seg1_idx = vht_seg1_idx;
-	iface->conf->vht_oper_chwidth = vht_bw;
+	hostapd_set_oper_centr_freq_seg0_idx(iface->conf, seg0_idx);
+	hostapd_set_oper_centr_freq_seg1_idx(iface->conf, seg1_idx);
+	hostapd_set_oper_chwidth(iface->conf, bw);
 	iface->conf->ieee80211n = freq_params->ht_enabled;
 	iface->conf->ieee80211ac = freq_params->vht_enabled;
+	iface->conf->ieee80211ax = freq_params->he_enabled;
 
 	/*
 	 * cs_params must not be cleared earlier because the freq_params
diff --git a/src/ap/hostapd.h b/src/ap/hostapd.h
index 607bb95..44ef753 100644
--- a/src/ap/hostapd.h
+++ b/src/ap/hostapd.h
@@ -232,6 +232,10 @@
 	struct wps_stat wps_stats;
 #endif /* CONFIG_WPS */
 
+#ifdef CONFIG_MACSEC
+	struct ieee802_1x_kay *kay;
+#endif /* CONFIG_MACSEC */
+
 	struct hostapd_probereq_cb *probereq_cb;
 	size_t num_probereq_cb;
 
@@ -379,6 +383,13 @@
 	unsigned int dpp_ignore_netaccesskey_mismatch:1;
 #endif /* CONFIG_TESTING_OPTIONS */
 #endif /* CONFIG_DPP */
+
+#ifdef CONFIG_AIRTIME_POLICY
+	unsigned int num_backlogged_sta;
+	unsigned int airtime_weight;
+#endif /* CONFIG_AIRTIME_POLICY */
+
+	u8 last_1x_eapol_key_replay_counter[8];
 };
 
 
@@ -542,6 +553,12 @@
 	unsigned int num_sta_seen;
 
 	u8 dfs_domain;
+#ifdef CONFIG_AIRTIME_POLICY
+	unsigned int airtime_quantum;
+#endif /* CONFIG_AIRTIME_POLICY */
+
+	/* Previous WMM element information */
+	struct hostapd_wmm_ac_params prev_wmm[WMM_AC_NUM];
 };
 
 /* hostapd.c */
@@ -608,7 +625,8 @@
 			 const u8 *bssid, const u8 *ie, size_t ie_len,
 			 int ssi_signal);
 void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
-			     int offset, int width, int cf1, int cf2);
+			     int offset, int width, int cf1, int cf2,
+			     int finished);
 struct survey_results;
 void hostapd_event_get_survey(struct hostapd_iface *iface,
 			      struct survey_results *survey_results);
diff --git a/src/ap/hw_features.c b/src/ap/hw_features.c
index 8ac33bb..c1f19e2 100644
--- a/src/ap/hw_features.c
+++ b/src/ap/hw_features.c
@@ -329,9 +329,9 @@
 	res = ieee80211n_allowed_ht40_channel_pair(iface);
 	if (!res) {
 		iface->conf->secondary_channel = 0;
-		iface->conf->vht_oper_centr_freq_seg0_idx = 0;
-		iface->conf->vht_oper_centr_freq_seg1_idx = 0;
-		iface->conf->vht_oper_chwidth = VHT_CHANWIDTH_USE_HT;
+		hostapd_set_oper_centr_freq_seg0_idx(iface->conf, 0);
+		hostapd_set_oper_centr_freq_seg1_idx(iface->conf, 0);
+		hostapd_set_oper_chwidth(iface->conf, CHANWIDTH_USE_HT);
 		res = 1;
 		wpa_printf(MSG_INFO, "Fallback to 20 MHz");
 	}
@@ -655,6 +655,14 @@
 }
 #endif /* CONFIG_IEEE80211AC */
 
+
+#ifdef CONFIG_IEEE80211AX
+static int ieee80211ax_supported_he_capab(struct hostapd_iface *iface)
+{
+	return 1;
+}
+#endif /* CONFIG_IEEE80211AX */
+
 #endif /* CONFIG_IEEE80211N */
 
 
@@ -675,6 +683,11 @@
 
 	if (!ieee80211n_supported_ht_capab(iface))
 		return -1;
+#ifdef CONFIG_IEEE80211AX
+	if (iface->conf->ieee80211ax &&
+	    !ieee80211ax_supported_he_capab(iface))
+		return -1;
+#endif /* CONFIG_IEEE80211AX */
 #ifdef CONFIG_IEEE80211AC
 	if (iface->conf->ieee80211ac &&
 	    !ieee80211ac_supported_vht_capab(iface))
@@ -863,12 +876,14 @@
 		return -1;
 
 	if ((iface->conf->hw_mode == HOSTAPD_MODE_IEEE80211G ||
-	     iface->conf->ieee80211n || iface->conf->ieee80211ac) &&
+	     iface->conf->ieee80211n || iface->conf->ieee80211ac ||
+	     iface->conf->ieee80211ax) &&
 	    iface->conf->channel == 14) {
-		wpa_printf(MSG_INFO, "Disable OFDM/HT/VHT on channel 14");
+		wpa_printf(MSG_INFO, "Disable OFDM/HT/VHT/HE on channel 14");
 		iface->conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
 		iface->conf->ieee80211n = 0;
 		iface->conf->ieee80211ac = 0;
+		iface->conf->ieee80211ax = 0;
 	}
 
 	iface->current_mode = NULL;
diff --git a/src/ap/ieee802_11.c b/src/ap/ieee802_11.c
index 5cd2562..fff35b7 100644
--- a/src/ap/ieee802_11.c
+++ b/src/ap/ieee802_11.c
@@ -23,6 +23,7 @@
 #include "common/sae.h"
 #include "common/dpp.h"
 #include "common/ocv.h"
+#include "common/wpa_common.h"
 #include "radius/radius.h"
 #include "radius/radius_client.h"
 #include "p2p/p2p.h"
@@ -709,7 +710,8 @@
 	os_memset(&params, 0, sizeof(params));
 	params.status = status;
 	params.bssid = sta->addr;
-	if (status == WLAN_STATUS_SUCCESS && sta->sae)
+	if (status == WLAN_STATUS_SUCCESS && sta->sae &&
+	    !hapd->conf->disable_pmksa_caching)
 		params.pmkid = sta->sae->pmkid;
 
 	hostapd_drv_send_external_auth_status(hapd, &params);
@@ -1038,8 +1040,8 @@
 
 		hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
 			       HOSTAPD_LEVEL_DEBUG,
-			       "start SAE authentication (RX commit, status=%u)",
-			       status_code);
+			       "start SAE authentication (RX commit, status=%u (%s))",
+			       status_code, status2str(status_code));
 
 		if ((hapd->conf->mesh & MESH_ENABLED) &&
 		    status_code == WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ &&
@@ -1182,8 +1184,8 @@
 	} else if (auth_transaction == 2) {
 		hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
 			       HOSTAPD_LEVEL_DEBUG,
-			       "SAE authentication (RX confirm, status=%u)",
-			       status_code);
+			       "SAE authentication (RX confirm, status=%u (%s))",
+			       status_code, status2str(status_code));
 		if (status_code != WLAN_STATUS_SUCCESS)
 			goto remove_sta;
 		if (sta->sae->state >= SAE_CONFIRMED ||
@@ -1224,8 +1226,9 @@
 	} else {
 		hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
 			       HOSTAPD_LEVEL_DEBUG,
-			       "unexpected SAE authentication transaction %u (status=%u)",
-			       auth_transaction, status_code);
+			       "unexpected SAE authentication transaction %u (status=%u (%s))",
+			       auth_transaction, status_code,
+			       status2str(status_code));
 		if (status_code != WLAN_STATUS_SUCCESS)
 			goto remove_sta;
 		resp = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION;
@@ -1821,6 +1824,8 @@
 			}
 
 			sta->fils_erp_pmkid_set = 0;
+			wpa_auth_add_fils_pmk_pmkid(sta->wpa_sm, pmk, pmk_len,
+						    sta->fils_erp_pmkid);
 			if (!hapd->conf->disable_pmksa_caching &&
 			    wpa_auth_pmksa_add2(
 				    hapd->wpa_auth, sta->addr,
@@ -2321,8 +2326,11 @@
 		sta->flags &= ~(WLAN_STA_ASSOC | WLAN_STA_AUTH |
 				WLAN_STA_AUTHORIZED);
 
-		if (hostapd_sta_add(hapd, sta->addr, 0, 0, NULL, 0, 0,
-				    NULL, NULL, sta->flags, 0, 0, 0, 0)) {
+		if (hostapd_sta_add(hapd, sta->addr, 0, 0,
+				    sta->supported_rates,
+				    sta->supported_rates_len,
+				    0, NULL, NULL, NULL, 0,
+				    sta->flags, 0, 0, 0, 0)) {
 			hostapd_logger(hapd, sta->addr,
 				       HOSTAPD_MODULE_IEEE80211,
 				       HOSTAPD_LEVEL_NOTICE,
@@ -2788,6 +2796,123 @@
 	return WLAN_STATUS_SUCCESS;
 }
 
+
+u16 owe_validate_request(struct hostapd_data *hapd, const u8 *peer,
+			 const u8 *rsn_ie, size_t rsn_ie_len,
+			 const u8 *owe_dh, size_t owe_dh_len)
+{
+	struct wpa_ie_data data;
+	int res;
+
+	if (!rsn_ie || rsn_ie_len < 2) {
+		wpa_printf(MSG_DEBUG, "OWE: Invalid RSNE from " MACSTR,
+			   MAC2STR(peer));
+		return WLAN_STATUS_INVALID_IE;
+	}
+	rsn_ie -= 2;
+	rsn_ie_len += 2;
+
+	res = wpa_parse_wpa_ie_rsn(rsn_ie, rsn_ie_len, &data);
+	if (res) {
+		wpa_printf(MSG_DEBUG, "Failed to parse RSNE from " MACSTR
+			   " (res=%d)", MAC2STR(peer), res);
+		wpa_hexdump(MSG_DEBUG, "RSNE", rsn_ie, rsn_ie_len);
+		return wpa_res_to_status_code(res);
+	}
+	if (!(data.key_mgmt & WPA_KEY_MGMT_OWE)) {
+		wpa_printf(MSG_DEBUG,
+			   "OWE: Unexpected key mgmt 0x%x from " MACSTR,
+			   (unsigned int) data.key_mgmt, MAC2STR(peer));
+		return WLAN_STATUS_AKMP_NOT_VALID;
+	}
+	if (!owe_dh) {
+		wpa_printf(MSG_DEBUG,
+			   "OWE: No Diffie-Hellman Parameter element from "
+			   MACSTR, MAC2STR(peer));
+		return WLAN_STATUS_AKMP_NOT_VALID;
+	}
+
+	return WLAN_STATUS_SUCCESS;
+}
+
+
+u16 owe_process_rsn_ie(struct hostapd_data *hapd,
+		       struct sta_info *sta,
+		       const u8 *rsn_ie, size_t rsn_ie_len,
+		       const u8 *owe_dh, size_t owe_dh_len)
+{
+	u16 status;
+	u8 *owe_buf, ie[256 * 2];
+	size_t ie_len = 0;
+	int res;
+
+	if (!rsn_ie || rsn_ie_len < 2) {
+		wpa_printf(MSG_DEBUG, "OWE: No RSNE in (Re)AssocReq");
+		status = WLAN_STATUS_INVALID_IE;
+		goto end;
+	}
+
+	if (!sta->wpa_sm)
+		sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth,	sta->addr,
+						NULL);
+	if (!sta->wpa_sm) {
+		wpa_printf(MSG_WARNING,
+			   "OWE: Failed to initialize WPA state machine");
+		status = WLAN_STATUS_UNSPECIFIED_FAILURE;
+		goto end;
+	}
+	rsn_ie -= 2;
+	rsn_ie_len += 2;
+	res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm,
+				  hapd->iface->freq, rsn_ie, rsn_ie_len,
+				  NULL, 0, owe_dh, owe_dh_len);
+	status = wpa_res_to_status_code(res);
+	if (status != WLAN_STATUS_SUCCESS)
+		goto end;
+	status = owe_process_assoc_req(hapd, sta, owe_dh, owe_dh_len);
+	if (status != WLAN_STATUS_SUCCESS)
+		goto end;
+	owe_buf = wpa_auth_write_assoc_resp_owe(sta->wpa_sm, ie, sizeof(ie),
+						NULL, 0);
+	if (!owe_buf) {
+		status = WLAN_STATUS_UNSPECIFIED_FAILURE;
+		goto end;
+	}
+
+	if (sta->owe_ecdh) {
+		struct wpabuf *pub;
+
+		pub = crypto_ecdh_get_pubkey(sta->owe_ecdh, 0);
+		if (!pub) {
+			status = WLAN_STATUS_UNSPECIFIED_FAILURE;
+			goto end;
+		}
+
+		/* OWE Diffie-Hellman Parameter element */
+		*owe_buf++ = WLAN_EID_EXTENSION; /* Element ID */
+		*owe_buf++ = 1 + 2 + wpabuf_len(pub); /* Length */
+		*owe_buf++ = WLAN_EID_EXT_OWE_DH_PARAM; /* Element ID Extension
+							 */
+		WPA_PUT_LE16(owe_buf, sta->owe_group);
+		owe_buf += 2;
+		os_memcpy(owe_buf, wpabuf_head(pub), wpabuf_len(pub));
+		owe_buf += wpabuf_len(pub);
+		wpabuf_free(pub);
+		sta->external_dh_updated = 1;
+	}
+	ie_len = owe_buf - ie;
+
+end:
+	wpa_printf(MSG_DEBUG, "OWE: Update status %d, ie len %d for peer "
+			      MACSTR, status, (unsigned int) ie_len,
+			      MAC2STR(sta->addr));
+	hostapd_drv_update_dh_ie(hapd, sta->addr, status,
+				 status == WLAN_STATUS_SUCCESS ? ie : NULL,
+				 ie_len);
+
+	return status;
+}
+
 #endif /* CONFIG_OWE */
 
 
@@ -2843,10 +2968,6 @@
 		if (resp != WLAN_STATUS_SUCCESS)
 			return resp;
 
-		resp = copy_sta_vht_oper(hapd, sta, elems.vht_operation);
-		if (resp != WLAN_STATUS_SUCCESS)
-			return resp;
-
 		resp = set_sta_vht_opmode(hapd, sta, elems.vht_opmode_notif);
 		if (resp != WLAN_STATUS_SUCCESS)
 			return resp;
@@ -2867,6 +2988,15 @@
 			return resp;
 	}
 #endif /* CONFIG_IEEE80211AC */
+#ifdef CONFIG_IEEE80211AX
+	if (hapd->iconf->ieee80211ax) {
+		resp = copy_sta_he_capab(hapd, sta, IEEE80211_MODE_AP,
+					 elems.he_capabilities,
+					 elems.he_capabilities_len);
+		if (resp != WLAN_STATUS_SUCCESS)
+			return resp;
+	}
+#endif /* CONFIG_IEEE80211AX */
 
 #ifdef CONFIG_P2P
 	if (elems.p2p) {
@@ -3229,6 +3359,7 @@
 {
 	struct ieee80211_ht_capabilities ht_cap;
 	struct ieee80211_vht_capabilities vht_cap;
+	struct ieee80211_he_capabilities he_cap;
 	int set = 1;
 
 	/*
@@ -3281,6 +3412,12 @@
 	if (sta->flags & WLAN_STA_VHT)
 		hostapd_get_vht_capab(hapd, sta->vht_capabilities, &vht_cap);
 #endif /* CONFIG_IEEE80211AC */
+#ifdef CONFIG_IEEE80211AX
+	if (sta->flags & WLAN_STA_HE) {
+		hostapd_get_he_capab(hapd, sta->he_capab, &he_cap,
+				     sta->he_capab_len);
+	}
+#endif /* CONFIG_IEEE80211AX */
 
 	/*
 	 * Add the station with forced WLAN_STA_ASSOC flag. The sta->flags
@@ -3292,6 +3429,8 @@
 			    sta->listen_interval,
 			    sta->flags & WLAN_STA_HT ? &ht_cap : NULL,
 			    sta->flags & WLAN_STA_VHT ? &vht_cap : NULL,
+			    sta->flags & WLAN_STA_HE ? &he_cap : NULL,
+			    sta->flags & WLAN_STA_HE ? sta->he_capab_len : 0,
 			    sta->flags | WLAN_STA_ASSOC, sta->qosinfo,
 			    sta->vht_opmode, sta->p2p_ie ? 1 : 0,
 			    set)) {
@@ -3329,6 +3468,8 @@
 #ifdef CONFIG_FILS
 	if (sta && sta->fils_hlp_resp)
 		buflen += wpabuf_len(sta->fils_hlp_resp);
+	if (sta)
+		buflen += 150;
 #endif /* CONFIG_FILS */
 #ifdef CONFIG_OWE
 	if (sta && (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE))
@@ -3390,6 +3531,15 @@
 		}
 	}
 #endif /* CONFIG_IEEE80211R_AP */
+#ifdef CONFIG_FILS
+	if (sta && status_code == WLAN_STATUS_SUCCESS &&
+	    (sta->auth_alg == WLAN_AUTH_FILS_SK ||
+	     sta->auth_alg == WLAN_AUTH_FILS_SK_PFS ||
+	     sta->auth_alg == WLAN_AUTH_FILS_PK))
+		p = wpa_auth_write_assoc_resp_fils(sta->wpa_sm, p,
+						   buf + buflen - p,
+						   ies, ies_len);
+#endif /* CONFIG_FILS */
 
 #ifdef CONFIG_OWE
 	if (sta && status_code == WLAN_STATUS_SUCCESS &&
@@ -3432,6 +3582,15 @@
 	}
 #endif /* CONFIG_IEEE80211AC */
 
+#ifdef CONFIG_IEEE80211AX
+	if (hapd->iconf->ieee80211ax) {
+		p = hostapd_eid_he_capab(hapd, p, IEEE80211_MODE_AP);
+		p = hostapd_eid_he_operation(hapd, p);
+		p = hostapd_eid_spatial_reuse(hapd, p);
+		p = hostapd_eid_he_mu_edca_parameter_set(hapd, p);
+	}
+#endif /* CONFIG_IEEE80211AX */
+
 	p = hostapd_eid_ext_capab(hapd, p);
 	p = hostapd_eid_bss_max_idle_period(hapd, p);
 	if (sta && sta->qos_map_enabled)
@@ -3608,6 +3767,12 @@
 		return owe_buf;
 	}
 
+	if (sta->owe_pmk && sta->external_dh_updated) {
+		wpa_printf(MSG_DEBUG, "OWE: Using previously derived PMK");
+		*reason = WLAN_STATUS_SUCCESS;
+		return owe_buf;
+	}
+
 	*reason = owe_process_assoc_req(hapd, sta, owe_dh, owe_dh_len);
 	if (*reason != WLAN_STATUS_SUCCESS)
 		return NULL;
diff --git a/src/ap/ieee802_11.h b/src/ap/ieee802_11.h
index db7badc..b8453c9 100644
--- a/src/ap/ieee802_11.h
+++ b/src/ap/ieee802_11.h
@@ -18,6 +18,7 @@
 struct ieee80211_mgmt;
 struct vlan_description;
 struct hostapd_sta_wpa_psk_short;
+enum ieee80211_op_mode;
 
 int ieee802_11_mgmt(struct hostapd_data *hapd, const u8 *buf, size_t len,
 		    struct hostapd_frame_info *fi);
@@ -57,9 +58,11 @@
 u8 * hostapd_eid_vendor_vht(struct hostapd_data *hapd, u8 *eid);
 u8 * hostapd_eid_wb_chsw_wrapper(struct hostapd_data *hapd, u8 *eid);
 u8 * hostapd_eid_txpower_envelope(struct hostapd_data *hapd, u8 *eid);
-u8 * hostapd_eid_he_capab(struct hostapd_data *hapd, u8 *eid);
+u8 * hostapd_eid_he_capab(struct hostapd_data *hapd, u8 *eid,
+			  enum ieee80211_op_mode opmode);
 u8 * hostapd_eid_he_operation(struct hostapd_data *hapd, u8 *eid);
 u8 * hostapd_eid_he_mu_edca_parameter_set(struct hostapd_data *hapd, u8 *eid);
+u8 * hostapd_eid_spatial_reuse(struct hostapd_data *hapd, u8 *eid);
 
 int hostapd_ht_operation_update(struct hostapd_iface *iface);
 void ieee802_11_send_sa_query_req(struct hostapd_data *hapd,
@@ -70,6 +73,10 @@
 void hostapd_get_vht_capab(struct hostapd_data *hapd,
 			   struct ieee80211_vht_capabilities *vht_cap,
 			   struct ieee80211_vht_capabilities *neg_vht_cap);
+void hostapd_get_he_capab(struct hostapd_data *hapd,
+			  const struct ieee80211_he_capabilities *he_cap,
+			  struct ieee80211_he_capabilities *neg_he_cap,
+			  size_t he_capab_len);
 int hostapd_get_aid(struct hostapd_data *hapd, struct sta_info *sta);
 u16 copy_sta_ht_capab(struct hostapd_data *hapd, struct sta_info *sta,
 		      const u8 *ht_capab);
@@ -85,6 +92,9 @@
 		      const u8 *vht_oper);
 u16 set_sta_vht_opmode(struct hostapd_data *hapd, struct sta_info *sta,
 		       const u8 *vht_opmode);
+u16 copy_sta_he_capab(struct hostapd_data *hapd, struct sta_info *sta,
+		      enum ieee80211_op_mode opmode, const u8 *he_capab,
+		      size_t he_capab_len);
 void hostapd_tx_status(struct hostapd_data *hapd, const u8 *addr,
 		       const u8 *buf, size_t len, int ack);
 void hostapd_eapol_tx_status(struct hostapd_data *hapd, const u8 *dst,
@@ -153,6 +163,12 @@
 u8 * owe_assoc_req_process(struct hostapd_data *hapd, struct sta_info *sta,
 			   const u8 *owe_dh, u8 owe_dh_len,
 			   u8 *owe_buf, size_t owe_buf_len, u16 *reason);
+u16 owe_process_rsn_ie(struct hostapd_data *hapd, struct sta_info *sta,
+		       const u8 *rsn_ie, size_t rsn_ie_len,
+		       const u8 *owe_dh, size_t owe_dh_len);
+u16 owe_validate_request(struct hostapd_data *hapd, const u8 *peer,
+			 const u8 *rsn_ie, size_t rsn_ie_len,
+			 const u8 *owe_dh, size_t owe_dh_len);
 void fils_hlp_timeout(void *eloop_ctx, void *eloop_data);
 void fils_hlp_finish_assoc(struct hostapd_data *hapd, struct sta_info *sta);
 void handle_auth_fils(struct hostapd_data *hapd, struct sta_info *sta,
diff --git a/src/ap/ieee802_11_he.c b/src/ap/ieee802_11_he.c
index 0721358..a51f3fc 100644
--- a/src/ap/ieee802_11_he.c
+++ b/src/ap/ieee802_11_he.c
@@ -1,6 +1,7 @@
 /*
  * hostapd / IEEE 802.11ax HE
  * Copyright (c) 2016-2017, Qualcomm Atheros, Inc.
+ * Copyright (c) 2019 John Crispin <john@phrozen.org>
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -13,37 +14,113 @@
 #include "hostapd.h"
 #include "ap_config.h"
 #include "beacon.h"
+#include "sta_info.h"
 #include "ieee802_11.h"
 #include "dfs.h"
 
-u8 * hostapd_eid_he_capab(struct hostapd_data *hapd, u8 *eid)
+static u8 ieee80211_he_ppet_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
+{
+	u8 sz = 0, ru;
+
+	if ((phy_cap_info[HE_PHYCAP_PPE_THRESHOLD_PRESENT_IDX] &
+	     HE_PHYCAP_PPE_THRESHOLD_PRESENT) == 0)
+		return 0;
+
+	ru = (ppe_thres_hdr >> HE_PPE_THRES_RU_INDEX_BITMASK_SHIFT) &
+		HE_PPE_THRES_RU_INDEX_BITMASK_MASK;
+	while (ru) {
+		if (ru & 0x1)
+			sz++;
+		ru >>= 1;
+	}
+
+	sz *= 1 + (ppe_thres_hdr & HE_PPE_THRES_NSS_MASK);
+	sz = (sz * 6) + 7;
+	if (sz % 8)
+		sz += 8;
+	sz /= 8;
+
+	return sz;
+}
+
+
+u8 * hostapd_eid_he_capab(struct hostapd_data *hapd, u8 *eid,
+			  enum ieee80211_op_mode opmode)
 {
 	struct ieee80211_he_capabilities *cap;
+	struct hostapd_hw_modes *mode = hapd->iface->current_mode;
+	u8 he_oper_chwidth = ~HE_PHYCAP_CHANNEL_WIDTH_MASK;
 	u8 *pos = eid;
+	u8 ie_size = 0, mcs_nss_size = 0, ppet_size = 0;
 
-	if (!hapd->iface->current_mode)
+	if (!mode)
 		return eid;
 
+	ie_size = sizeof(struct ieee80211_he_capabilities);
+	ppet_size = ieee80211_he_ppet_size(mode->he_capab[opmode].ppet[0],
+					   mode->he_capab[opmode].phy_cap);
+
+	switch (hapd->iface->conf->he_oper_chwidth) {
+	case CHANWIDTH_80P80MHZ:
+		he_oper_chwidth |=
+			HE_PHYCAP_CHANNEL_WIDTH_SET_80PLUS80MHZ_IN_5G;
+		mcs_nss_size += 4;
+		/* fall through */
+	case CHANWIDTH_160MHZ:
+		he_oper_chwidth |= HE_PHYCAP_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
+		mcs_nss_size += 4;
+		/* fall through */
+	case CHANWIDTH_80MHZ:
+	case CHANWIDTH_USE_HT:
+		he_oper_chwidth |= HE_PHYCAP_CHANNEL_WIDTH_SET_40MHZ_IN_2G |
+			HE_PHYCAP_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G;
+		mcs_nss_size += 4;
+		break;
+	}
+
+	ie_size += mcs_nss_size + ppet_size;
+
 	*pos++ = WLAN_EID_EXTENSION;
-	*pos++ = 1 + sizeof(struct ieee80211_he_capabilities);
+	*pos++ = 1 + ie_size;
 	*pos++ = WLAN_EID_EXT_HE_CAPABILITIES;
 
 	cap = (struct ieee80211_he_capabilities *) pos;
 	os_memset(cap, 0, sizeof(*cap));
 
+	os_memcpy(cap->he_mac_capab_info, mode->he_capab[opmode].mac_cap,
+		  HE_MAX_MAC_CAPAB_SIZE);
+	os_memcpy(cap->he_phy_capab_info, mode->he_capab[opmode].phy_cap,
+		  HE_MAX_PHY_CAPAB_SIZE);
+	os_memcpy(cap->optional, mode->he_capab[opmode].mcs, mcs_nss_size);
+	if (ppet_size)
+		os_memcpy(&cap->optional[mcs_nss_size],
+			  mode->he_capab[opmode].ppet,  ppet_size);
+
 	if (hapd->iface->conf->he_phy_capab.he_su_beamformer)
 		cap->he_phy_capab_info[HE_PHYCAP_SU_BEAMFORMER_CAPAB_IDX] |=
 			HE_PHYCAP_SU_BEAMFORMER_CAPAB;
+	else
+		cap->he_phy_capab_info[HE_PHYCAP_SU_BEAMFORMER_CAPAB_IDX] &=
+			~HE_PHYCAP_SU_BEAMFORMER_CAPAB;
 
 	if (hapd->iface->conf->he_phy_capab.he_su_beamformee)
 		cap->he_phy_capab_info[HE_PHYCAP_SU_BEAMFORMEE_CAPAB_IDX] |=
 			HE_PHYCAP_SU_BEAMFORMEE_CAPAB;
+	else
+		cap->he_phy_capab_info[HE_PHYCAP_SU_BEAMFORMEE_CAPAB_IDX] &=
+			~HE_PHYCAP_SU_BEAMFORMEE_CAPAB;
 
 	if (hapd->iface->conf->he_phy_capab.he_mu_beamformer)
 		cap->he_phy_capab_info[HE_PHYCAP_MU_BEAMFORMER_CAPAB_IDX] |=
 			HE_PHYCAP_MU_BEAMFORMER_CAPAB;
+	else
+		cap->he_phy_capab_info[HE_PHYCAP_MU_BEAMFORMER_CAPAB_IDX] &=
+			~HE_PHYCAP_MU_BEAMFORMER_CAPAB;
 
-	pos += sizeof(*cap);
+	cap->he_phy_capab_info[HE_PHYCAP_CHANNEL_WIDTH_SET_IDX] &=
+		he_oper_chwidth;
+
+	pos += ie_size;
 
 	return pos;
 }
@@ -53,36 +130,43 @@
 {
 	struct ieee80211_he_operation *oper;
 	u8 *pos = eid;
+	int oper_size = 6;
+	u32 params = 0;
 
 	if (!hapd->iface->current_mode)
 		return eid;
 
 	*pos++ = WLAN_EID_EXTENSION;
-	*pos++ = 1 + sizeof(struct ieee80211_he_operation);
+	*pos++ = 1 + oper_size;
 	*pos++ = WLAN_EID_EXT_HE_OPERATION;
 
 	oper = (struct ieee80211_he_operation *) pos;
 	os_memset(oper, 0, sizeof(*oper));
 
-	if (hapd->iface->conf->he_op.he_bss_color)
-		oper->he_oper_params |= hapd->iface->conf->he_op.he_bss_color;
-
 	if (hapd->iface->conf->he_op.he_default_pe_duration)
-		oper->he_oper_params |=
-			(hapd->iface->conf->he_op.he_default_pe_duration <<
-			 HE_OPERATION_DFLT_PE_DURATION_OFFSET);
+		params |= (hapd->iface->conf->he_op.he_default_pe_duration <<
+			   HE_OPERATION_DFLT_PE_DURATION_OFFSET);
 
 	if (hapd->iface->conf->he_op.he_twt_required)
-		oper->he_oper_params |= HE_OPERATION_TWT_REQUIRED;
+		params |= HE_OPERATION_TWT_REQUIRED;
 
 	if (hapd->iface->conf->he_op.he_rts_threshold)
-		oper->he_oper_params |=
-			(hapd->iface->conf->he_op.he_rts_threshold <<
-			 HE_OPERATION_RTS_THRESHOLD_OFFSET);
+		params |= (hapd->iface->conf->he_op.he_rts_threshold <<
+			   HE_OPERATION_RTS_THRESHOLD_OFFSET);
+
+	if (hapd->iface->conf->he_op.he_bss_color)
+		params |= (hapd->iface->conf->he_op.he_bss_color <<
+			   HE_OPERATION_BSS_COLOR_OFFSET);
+
+	/* HE minimum required basic MCS and NSS for STAs */
+	oper->he_mcs_nss_set =
+		host_to_le16(hapd->iface->conf->he_op.he_basic_mcs_nss_set);
 
 	/* TODO: conditional MaxBSSID Indicator subfield */
 
-	pos += sizeof(*oper);
+	oper->he_oper_params = host_to_le32(params);
+
+	pos += oper_size;
 
 	return pos;
 }
@@ -117,3 +201,148 @@
 
 	return pos;
 }
+
+
+u8 * hostapd_eid_spatial_reuse(struct hostapd_data *hapd, u8 *eid)
+{
+	struct ieee80211_spatial_reuse *spr;
+	u8 *pos = eid, *spr_param;
+	u8 sz = 1;
+
+	if (!hapd->iface->conf->spr.sr_control)
+		return eid;
+
+	if (hapd->iface->conf->spr.sr_control &
+	    SPATIAL_REUSE_NON_SRG_OFFSET_PRESENT)
+		sz++;
+
+	if (hapd->iface->conf->spr.sr_control &
+	    SPATIAL_REUSE_SRG_INFORMATION_PRESENT)
+		sz += 18;
+
+	*pos++ = WLAN_EID_EXTENSION;
+	*pos++ = 1 + sz;
+	*pos++ = WLAN_EID_EXT_SPATIAL_REUSE;
+
+	spr = (struct ieee80211_spatial_reuse *) pos;
+	os_memset(spr, 0, sizeof(*spr));
+
+	spr->sr_ctrl = hapd->iface->conf->spr.sr_control;
+	pos++;
+	spr_param = spr->params;
+	if (spr->sr_ctrl & SPATIAL_REUSE_NON_SRG_OFFSET_PRESENT) {
+		*spr_param++ =
+			hapd->iface->conf->spr.non_srg_obss_pd_max_offset;
+		pos++;
+	}
+	if (spr->sr_ctrl & SPATIAL_REUSE_SRG_INFORMATION_PRESENT) {
+		*spr_param++ = hapd->iface->conf->spr.srg_obss_pd_min_offset;
+		*spr_param++ = hapd->iface->conf->spr.srg_obss_pd_max_offset;
+		pos += 18;
+	}
+
+	return pos;
+}
+
+
+void hostapd_get_he_capab(struct hostapd_data *hapd,
+			  const struct ieee80211_he_capabilities *he_cap,
+			  struct ieee80211_he_capabilities *neg_he_cap,
+			  size_t he_capab_len)
+{
+	if (!he_cap)
+		return;
+
+	if (he_capab_len > sizeof(*neg_he_cap))
+		he_capab_len = sizeof(*neg_he_cap);
+	/* TODO: mask out unsupported features */
+
+	os_memcpy(neg_he_cap, he_cap, he_capab_len);
+}
+
+
+static int check_valid_he_mcs(struct hostapd_data *hapd, const u8 *sta_he_capab,
+			      enum ieee80211_op_mode opmode)
+{
+	u16 sta_rx_mcs_set, ap_tx_mcs_set;
+	u8 mcs_count = 0;
+	const u16 *ap_mcs_set, *sta_mcs_set;
+	int i;
+
+	if (!hapd->iface->current_mode)
+		return 1;
+	ap_mcs_set = (u16 *) hapd->iface->current_mode->he_capab[opmode].mcs;
+	sta_mcs_set = (u16 *) ((const struct ieee80211_he_capabilities *)
+			       sta_he_capab)->optional;
+
+	/*
+	 * Disable HE capabilities for STAs for which there is not even a single
+	 * allowed MCS in any supported number of streams, i.e., STA is
+	 * advertising 3 (not supported) as HE MCS rates for all supported
+	 * band/stream cases.
+	 */
+	switch (hapd->iface->conf->he_oper_chwidth) {
+	case CHANWIDTH_80P80MHZ:
+		mcs_count = 3;
+		break;
+	case CHANWIDTH_160MHZ:
+		mcs_count = 2;
+		break;
+	default:
+		mcs_count = 1;
+		break;
+	}
+
+	for (i = 0; i < mcs_count; i++) {
+		int j;
+
+		/* AP Tx MCS map vs. STA Rx MCS map */
+		sta_rx_mcs_set = WPA_GET_LE16((const u8 *) &sta_mcs_set[i * 2]);
+		ap_tx_mcs_set = WPA_GET_LE16((const u8 *)
+					     &ap_mcs_set[(i * 2) + 1]);
+
+		for (j = 0; j < HE_NSS_MAX_STREAMS; j++) {
+			if (((ap_tx_mcs_set >> (j * 2)) & 0x3) == 3)
+				continue;
+
+			if (((sta_rx_mcs_set >> (j * 2)) & 0x3) == 3)
+				continue;
+
+			return 1;
+		}
+	}
+
+	wpa_printf(MSG_DEBUG,
+		   "No matching HE MCS found between AP TX and STA RX");
+
+	return 0;
+}
+
+
+u16 copy_sta_he_capab(struct hostapd_data *hapd, struct sta_info *sta,
+		      enum ieee80211_op_mode opmode, const u8 *he_capab,
+		      size_t he_capab_len)
+{
+	if (!he_capab || !hapd->iconf->ieee80211ax ||
+	    !check_valid_he_mcs(hapd, he_capab, opmode) ||
+	    he_capab_len > sizeof(struct ieee80211_he_capabilities)) {
+		sta->flags &= ~WLAN_STA_HE;
+		os_free(sta->he_capab);
+		sta->he_capab = NULL;
+		return WLAN_STATUS_SUCCESS;
+	}
+
+	if (!sta->he_capab) {
+		sta->he_capab =
+			os_zalloc(sizeof(struct ieee80211_he_capabilities));
+		if (!sta->he_capab)
+			return WLAN_STATUS_UNSPECIFIED_FAILURE;
+	}
+
+	sta->flags |= WLAN_STA_HE;
+	os_memset(sta->he_capab, 0, sizeof(struct ieee80211_he_capabilities));
+	os_memcpy(sta->he_capab, he_capab, he_capab_len);
+	sta->he_capab_len = he_capab_len;
+
+	return WLAN_STATUS_SUCCESS;
+}
diff --git a/src/ap/ieee802_11_vht.c b/src/ap/ieee802_11_vht.c
index 54ee080..269345f 100644
--- a/src/ap/ieee802_11_vht.c
+++ b/src/ap/ieee802_11_vht.c
@@ -242,7 +242,7 @@
 		return eid;
 
 	switch (iface->conf->vht_oper_chwidth) {
-	case VHT_CHANWIDTH_USE_HT:
+	case CHANWIDTH_USE_HT:
 		if (iconf->secondary_channel == 0) {
 			/* Max Transmit Power count = 0 (20 MHz) */
 			tx_pwr_count = 0;
@@ -251,12 +251,12 @@
 			tx_pwr_count = 1;
 		}
 		break;
-	case VHT_CHANWIDTH_80MHZ:
+	case CHANWIDTH_80MHZ:
 		/* Max Transmit Power count = 2 (20, 40, and 80 MHz) */
 		tx_pwr_count = 2;
 		break;
-	case VHT_CHANWIDTH_80P80MHZ:
-	case VHT_CHANWIDTH_160MHZ:
+	case CHANWIDTH_80P80MHZ:
+	case CHANWIDTH_160MHZ:
 		/* Max Transmit Power count = 3 (20, 40, 80, 160/80+80 MHz) */
 		tx_pwr_count = 3;
 		break;
diff --git a/src/ap/ieee802_1x.c b/src/ap/ieee802_1x.c
index 870329a..d628641 100644
--- a/src/ap/ieee802_1x.c
+++ b/src/ap/ieee802_1x.c
@@ -34,6 +34,7 @@
 /* FIX: Not really a good thing to require ieee802_11.h here.. (FILS) */
 #include "ieee802_11.h"
 #include "ieee802_1x.h"
+#include "wpa_auth_kay.h"
 
 
 #ifdef CONFIG_HS20
@@ -63,6 +64,10 @@
 
 	xhdr = (struct ieee802_1x_hdr *) buf;
 	xhdr->version = hapd->conf->eapol_version;
+#ifdef CONFIG_MACSEC
+	if (xhdr->version > 2 && hapd->conf->macsec_policy == 0)
+		xhdr->version = 2;
+#endif /* CONFIG_MACSEC */
 	xhdr->type = type;
 	xhdr->length = host_to_be16(datalen);
 
@@ -157,6 +162,21 @@
 	key->type = EAPOL_KEY_TYPE_RC4;
 	WPA_PUT_BE16(key->key_length, key_len);
 	wpa_get_ntp_timestamp(key->replay_counter);
+	if (os_memcmp(key->replay_counter,
+		      hapd->last_1x_eapol_key_replay_counter,
+		      IEEE8021X_REPLAY_COUNTER_LEN) <= 0) {
+		/* NTP timestamp did not increment from last EAPOL-Key frame;
+		 * use previously used value + 1 instead. */
+		inc_byte_array(hapd->last_1x_eapol_key_replay_counter,
+			       IEEE8021X_REPLAY_COUNTER_LEN);
+		os_memcpy(key->replay_counter,
+			  hapd->last_1x_eapol_key_replay_counter,
+			  IEEE8021X_REPLAY_COUNTER_LEN);
+	} else {
+		os_memcpy(hapd->last_1x_eapol_key_replay_counter,
+			  key->replay_counter,
+			  IEEE8021X_REPLAY_COUNTER_LEN);
+	}
 
 	if (random_get_bytes(key->key_iv, sizeof(key->key_iv))) {
 		wpa_printf(MSG_ERROR, "Could not get random numbers");
@@ -197,6 +217,10 @@
 	/* This header is needed here for HMAC-MD5, but it will be regenerated
 	 * in ieee802_1x_send() */
 	hdr->version = hapd->conf->eapol_version;
+#ifdef CONFIG_MACSEC
+	if (hdr->version > 2)
+		hdr->version = 2;
+#endif /* CONFIG_MACSEC */
 	hdr->type = IEEE802_1X_TYPE_EAPOL_KEY;
 	hdr->length = host_to_be16(len);
 	hmac_md5(sm->eap_if->eapKeyData + 32, 32, buf, sizeof(*hdr) + len,
@@ -1104,6 +1128,13 @@
 		/* TODO: implement support for this; show data */
 		break;
 
+#ifdef CONFIG_MACSEC
+	case IEEE802_1X_TYPE_EAPOL_MKA:
+		wpa_printf(MSG_EXCESSIVE,
+			   "EAPOL type %d will be handled by MKA", hdr->type);
+		break;
+#endif /* CONFIG_MACSEC */
+
 	default:
 		wpa_printf(MSG_DEBUG, "   unknown IEEE 802.1X packet type");
 		sta->eapol_sm->dot1xAuthInvalidEapolFramesRx++;
@@ -1236,6 +1267,7 @@
 		sta->eapol_sm->portValid = TRUE;
 		if (sta->eapol_sm->eap)
 			eap_sm_notify_cached(sta->eapol_sm->eap);
+		wpa_auth_set_ptk_rekey_timer(sta->wpa_sm);
 		return;
 	}
 #endif /* CONFIG_FILS */
@@ -1384,6 +1416,8 @@
 				size_t shared_secret_len)
 {
 	struct radius_ms_mppe_keys *keys;
+	u8 *buf;
+	size_t len;
 	struct eapol_state_machine *sm = sta->eapol_sm;
 	if (sm == NULL)
 		return;
@@ -1392,7 +1426,7 @@
 				      shared_secret_len);
 
 	if (keys && keys->send && keys->recv) {
-		size_t len = keys->send_len + keys->recv_len;
+		len = keys->send_len + keys->recv_len;
 		wpa_hexdump_key(MSG_DEBUG, "MS-MPPE-Send-Key",
 				keys->send, keys->send_len);
 		wpa_hexdump_key(MSG_DEBUG, "MS-MPPE-Recv-Key",
@@ -1420,6 +1454,20 @@
 		os_free(keys->recv);
 		os_free(keys);
 	}
+
+	if (radius_msg_get_attr_ptr(msg, RADIUS_ATTR_EAP_KEY_NAME, &buf, &len,
+				    NULL) == 0) {
+		os_free(sm->eap_if->eapSessionId);
+		sm->eap_if->eapSessionId = os_memdup(buf, len);
+		if (sm->eap_if->eapSessionId) {
+			sm->eap_if->eapSessionIdLen = len;
+			wpa_hexdump(MSG_DEBUG, "EAP-Key Name",
+				    sm->eap_if->eapSessionId,
+				    sm->eap_if->eapSessionIdLen);
+		}
+	} else {
+		sm->eap_if->eapSessionIdLen = 0;
+	}
 }
 
 
@@ -2323,6 +2371,8 @@
 	conf.eap_fast_prov = hapd->conf->eap_fast_prov;
 	conf.pac_key_lifetime = hapd->conf->pac_key_lifetime;
 	conf.pac_key_refresh_time = hapd->conf->pac_key_refresh_time;
+	conf.eap_teap_auth = hapd->conf->eap_teap_auth;
+	conf.eap_teap_pac_no_inner = hapd->conf->eap_teap_pac_no_inner;
 	conf.eap_sim_aka_result_ind = hapd->conf->eap_sim_aka_result_ind;
 	conf.tnc = hapd->conf->tnc;
 	conf.wps = hapd->wps;
@@ -2542,6 +2592,20 @@
 }
 
 
+#ifdef CONFIG_MACSEC
+const u8 * ieee802_1x_get_session_id(struct eapol_state_machine *sm,
+				     size_t *len)
+{
+	*len = 0;
+	if (!sm || !sm->eap_if)
+		return NULL;
+
+	*len = sm->eap_if->eapSessionIdLen;
+	return sm->eap_if->eapSessionId;
+}
+#endif /* CONFIG_MACSEC */
+
+
 void ieee802_1x_notify_port_enabled(struct eapol_state_machine *sm,
 				    int enabled)
 {
@@ -2832,6 +2896,10 @@
 	}
 #endif /* CONFIG_HS20 */
 
+#ifdef CONFIG_MACSEC
+	ieee802_1x_notify_create_actor_hapd(hapd, sta);
+#endif /* CONFIG_MACSEC */
+
 	key = ieee802_1x_get_key(sta->eapol_sm, &len);
 	if (sta->session_timeout_set) {
 		os_get_reltime(&now);
diff --git a/src/ap/ieee802_1x.h b/src/ap/ieee802_1x.h
index 9594661..d771ba5 100644
--- a/src/ap/ieee802_1x.h
+++ b/src/ap/ieee802_1x.h
@@ -39,6 +39,8 @@
 				 int idx);
 struct wpabuf * ieee802_1x_get_radius_cui(struct eapol_state_machine *sm);
 const u8 * ieee802_1x_get_key(struct eapol_state_machine *sm, size_t *len);
+const u8 * ieee802_1x_get_session_id(struct eapol_state_machine *sm,
+				     size_t *len);
 void ieee802_1x_notify_port_enabled(struct eapol_state_machine *sm,
 				    int enabled);
 void ieee802_1x_notify_port_valid(struct eapol_state_machine *sm,
diff --git a/src/ap/neighbor_db.c b/src/ap/neighbor_db.c
index 2b6f727..5415443 100644
--- a/src/ap/neighbor_db.c
+++ b/src/ap/neighbor_db.c
@@ -139,19 +139,21 @@
 
 #ifdef NEED_AP_MLME
 static enum nr_chan_width hostapd_get_nr_chan_width(struct hostapd_data *hapd,
-						    int ht, int vht)
+						    int ht, int vht, int he)
 {
-	if (!ht && !vht)
+	u8 oper_chwidth = hostapd_get_oper_chwidth(hapd->iconf);
+
+	if (!ht && !vht && !he)
 		return NR_CHAN_WIDTH_20;
 	if (!hapd->iconf->secondary_channel)
 		return NR_CHAN_WIDTH_20;
-	if (!vht || hapd->iconf->vht_oper_chwidth == VHT_CHANWIDTH_USE_HT)
+	if ((!vht && !he) || oper_chwidth == CHANWIDTH_USE_HT)
 		return NR_CHAN_WIDTH_40;
-	if (hapd->iconf->vht_oper_chwidth == VHT_CHANWIDTH_80MHZ)
+	if (oper_chwidth == CHANWIDTH_80MHZ)
 		return NR_CHAN_WIDTH_80;
-	if (hapd->iconf->vht_oper_chwidth == VHT_CHANWIDTH_160MHZ)
+	if (oper_chwidth == CHANWIDTH_160MHZ)
 		return NR_CHAN_WIDTH_160;
-	if (hapd->iconf->vht_oper_chwidth == VHT_CHANWIDTH_80P80MHZ)
+	if (oper_chwidth == CHANWIDTH_80P80MHZ)
 		return NR_CHAN_WIDTH_80P80;
 	return NR_CHAN_WIDTH_20;
 }
@@ -164,6 +166,7 @@
 	u16 capab = hostapd_own_capab_info(hapd);
 	int ht = hapd->iconf->ieee80211n && !hapd->conf->disable_11n;
 	int vht = hapd->iconf->ieee80211ac && !hapd->conf->disable_11ac;
+	int he = hapd->iconf->ieee80211ax;
 	struct wpa_ssid_value ssid;
 	u8 channel, op_class;
 	u8 center_freq1_idx = 0, center_freq2_idx = 0;
@@ -205,16 +208,18 @@
 
 	if (ieee80211_freq_to_channel_ext(hapd->iface->freq,
 					  hapd->iconf->secondary_channel,
-					  hapd->iconf->vht_oper_chwidth,
+					  hostapd_get_oper_chwidth(hapd->iconf),
 					  &op_class, &channel) ==
 	    NUM_HOSTAPD_MODES)
 		return;
-	width = hostapd_get_nr_chan_width(hapd, ht, vht);
+	width = hostapd_get_nr_chan_width(hapd, ht, vht, he);
 	if (vht) {
-		center_freq1_idx = hapd->iconf->vht_oper_centr_freq_seg0_idx;
+		center_freq1_idx = hostapd_get_oper_centr_freq_seg0_idx(
+			hapd->iconf);
 		if (width == NR_CHAN_WIDTH_80P80)
 			center_freq2_idx =
-				hapd->iconf->vht_oper_centr_freq_seg1_idx;
+				hostapd_get_oper_centr_freq_seg1_idx(
+					hapd->iconf);
 	} else if (ht) {
 		ieee80211_freq_to_chan(hapd->iface->freq +
 				       10 * hapd->iconf->secondary_channel,
diff --git a/src/ap/sta_info.c b/src/ap/sta_info.c
index 71f9f21..51d7884 100644
--- a/src/ap/sta_info.c
+++ b/src/ap/sta_info.c
@@ -330,6 +330,7 @@
 	os_free(sta->ht_capabilities);
 	os_free(sta->vht_capabilities);
 	os_free(sta->vht_operation);
+	os_free(sta->he_capab);
 	hostapd_free_psk_list(sta->psk);
 	os_free(sta->identity);
 	os_free(sta->radius_cui);
@@ -670,6 +671,7 @@
 struct sta_info * ap_sta_add(struct hostapd_data *hapd, const u8 *addr)
 {
 	struct sta_info *sta;
+	int i;
 
 	sta = ap_get_sta(hapd, addr);
 	if (sta)
@@ -694,6 +696,15 @@
 		return NULL;
 	}
 
+	for (i = 0; i < WLAN_SUPP_RATES_MAX; i++) {
+		if (!hapd->iface->basic_rates)
+			break;
+		if (hapd->iface->basic_rates[i] < 0)
+			break;
+		sta->supported_rates[i] = hapd->iface->basic_rates[i] / 5;
+	}
+	sta->supported_rates_len = i;
+
 	if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER)) {
 		wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout "
 			   "for " MACSTR " (%d seconds - ap_max_inactivity)",
@@ -812,6 +823,8 @@
 			       ap_handle_timer, hapd, sta);
 	accounting_sta_stop(hapd, sta);
 	ieee802_1x_free_station(hapd, sta);
+	wpa_auth_sta_deinit(sta->wpa_sm);
+	sta->wpa_sm = NULL;
 
 	sta->disassoc_reason = reason;
 	sta->flags |= WLAN_STA_PENDING_DISASSOC_CB;
diff --git a/src/ap/sta_info.h b/src/ap/sta_info.h
index ece0c60..5456a63 100644
--- a/src/ap/sta_info.h
+++ b/src/ap/sta_info.h
@@ -37,6 +37,7 @@
 #define WLAN_STA_VENDOR_VHT BIT(21)
 #define WLAN_STA_PENDING_FILS_ERP BIT(22)
 #define WLAN_STA_MULTI_AP BIT(23)
+#define WLAN_STA_HE BIT(24)
 #define WLAN_STA_PENDING_DISASSOC_CB BIT(29)
 #define WLAN_STA_PENDING_DEAUTH_CB BIT(30)
 #define WLAN_STA_NONERP BIT(31)
@@ -119,6 +120,7 @@
 	unsigned int agreed_to_steer:1;
 	unsigned int hs20_t_c_filtering:1;
 	unsigned int ft_over_ds:1;
+	unsigned int external_dh_updated:1;
 
 	u16 auth_alg;
 
@@ -166,6 +168,8 @@
 	struct ieee80211_vht_capabilities *vht_capabilities;
 	struct ieee80211_vht_operation *vht_operation;
 	u8 vht_opmode;
+	struct ieee80211_he_capabilities *he_capab;
+	size_t he_capab_len;
 
 #ifdef CONFIG_IEEE80211W
 	int sa_query_count; /* number of pending SA Query requests;
@@ -275,6 +279,10 @@
 	u8 last_tk[WPA_TK_MAX_LEN];
 	size_t last_tk_len;
 #endif /* CONFIG_TESTING_OPTIONS */
+#ifdef CONFIG_AIRTIME_POLICY
+	unsigned int airtime_weight;
+	struct os_reltime backlogged_until;
+#endif /* CONFIG_AIRTIME_POLICY */
 };
 
 
diff --git a/src/ap/wmm.c b/src/ap/wmm.c
index 8054c5d..dc73493 100644
--- a/src/ap/wmm.c
+++ b/src/ap/wmm.c
@@ -20,6 +20,13 @@
 #include "ap_drv_ops.h"
 #include "wmm.h"
 
+#ifndef MIN
+#define MIN(a, b) (((a) < (b)) ? (a) : (b))
+#endif
+#ifndef MAX
+#define MAX(a, b) (((a) > (b)) ? (a) : (b))
+#endif
+
 
 static inline u8 wmm_aci_aifsn(int aifsn, int acm, int aci)
 {
@@ -39,6 +46,62 @@
 }
 
 
+static void
+wmm_set_regulatory_limit(const struct hostapd_wmm_ac_params *wmm_conf,
+			 struct hostapd_wmm_ac_params *wmm,
+			 const struct hostapd_wmm_rule *wmm_reg)
+{
+	int ac;
+
+	for (ac = 0; ac < WMM_AC_NUM; ac++) {
+		wmm[ac].cwmin = MAX(wmm_conf[ac].cwmin, wmm_reg[ac].min_cwmin);
+		wmm[ac].cwmax = MAX(wmm_conf[ac].cwmax, wmm_reg[ac].min_cwmax);
+		wmm[ac].aifs = MAX(wmm_conf[ac].aifs, wmm_reg[ac].min_aifs);
+		wmm[ac].txop_limit =
+			MIN(wmm_conf[ac].txop_limit, wmm_reg[ac].max_txop);
+		wmm[ac].admission_control_mandatory =
+			wmm_conf[ac].admission_control_mandatory;
+	}
+}
+
+
+/*
+ * Calculate WMM regulatory limit if any.
+ */
+static void wmm_calc_regulatory_limit(struct hostapd_data *hapd,
+				      struct hostapd_wmm_ac_params *acp)
+{
+	struct hostapd_hw_modes *mode = hapd->iface->current_mode;
+	int c;
+
+	os_memcpy(acp, hapd->iconf->wmm_ac_params,
+		  sizeof(hapd->iconf->wmm_ac_params));
+
+	for (c = 0; mode && c < mode->num_channels; c++) {
+		struct hostapd_channel_data *chan = &mode->channels[c];
+
+		if (chan->freq != hapd->iface->freq)
+			continue;
+
+		if (chan->wmm_rules_valid)
+			wmm_set_regulatory_limit(hapd->iconf->wmm_ac_params,
+						 acp, chan->wmm_rules);
+		break;
+	}
+
+	/*
+	 * Check if we need to update set count. Since both were initialized to
+	 * zero we can compare the whole array in one shot.
+	 */
+	if (os_memcmp(acp, hapd->iface->prev_wmm,
+		      sizeof(hapd->iconf->wmm_ac_params)) != 0) {
+		os_memcpy(hapd->iface->prev_wmm, acp,
+			  sizeof(hapd->iconf->wmm_ac_params));
+		hapd->parameter_set_count++;
+	}
+}
+
+
 /*
  * Add WMM Parameter Element to Beacon, Probe Response, and (Re)Association
  * Response frames.
@@ -48,10 +111,12 @@
 	u8 *pos = eid;
 	struct wmm_parameter_element *wmm =
 		(struct wmm_parameter_element *) (pos + 2);
+	struct hostapd_wmm_ac_params wmmp[WMM_AC_NUM] = { 0 };
 	int e;
 
 	if (!hapd->conf->wmm_enabled)
 		return eid;
+	wmm_calc_regulatory_limit(hapd, wmmp);
 	eid[0] = WLAN_EID_VENDOR_SPECIFIC;
 	wmm->oui[0] = 0x00;
 	wmm->oui[1] = 0x50;
@@ -70,8 +135,7 @@
 	/* fill in a parameter set record for each AC */
 	for (e = 0; e < 4; e++) {
 		struct wmm_ac_parameter *ac = &wmm->ac[e];
-		struct hostapd_wmm_ac_params *acp =
-			&hapd->iconf->wmm_ac_params[e];
+		struct hostapd_wmm_ac_params *acp = &wmmp[e];
 
 		ac->aci_aifsn = wmm_aci_aifsn(acp->aifs,
 					      acp->admission_control_mandatory,
diff --git a/src/ap/wpa_auth.c b/src/ap/wpa_auth.c
index e89a716..e1c0c2c 100644
--- a/src/ap/wpa_auth.c
+++ b/src/ap/wpa_auth.c
@@ -320,6 +320,19 @@
 }
 
 
+void wpa_auth_set_ptk_rekey_timer(struct wpa_state_machine *sm)
+{
+	if (sm && sm->wpa_auth->conf.wpa_ptk_rekey) {
+		wpa_printf(MSG_DEBUG, "WPA: Start PTK rekeying timer for "
+			   MACSTR " (%d seconds)", MAC2STR(sm->addr),
+			   sm->wpa_auth->conf.wpa_ptk_rekey);
+		eloop_cancel_timeout(wpa_rekey_ptk, sm->wpa_auth, sm);
+		eloop_register_timeout(sm->wpa_auth->conf.wpa_ptk_rekey, 0,
+				       wpa_rekey_ptk, sm->wpa_auth, sm);
+	}
+}
+
+
 static int wpa_auth_pmksa_clear_cb(struct wpa_state_machine *sm, void *ctx)
 {
 	if (sm->pmksa == ctx)
@@ -921,6 +934,7 @@
 
 	os_memcpy(sm->SNonce, sm->alt_SNonce, WPA_NONCE_LEN);
 	os_memcpy(&sm->PTK, &PTK, sizeof(PTK));
+	forced_memzero(&PTK, sizeof(PTK));
 	sm->PTK_valid = TRUE;
 
 	return 0;
@@ -1394,6 +1408,8 @@
 #endif /* CONFIG_SHA256 */
 #endif /* CONFIG_SHA384 */
 
+	forced_memzero(data, sizeof(data));
+
 	return ret;
 }
 
@@ -1735,6 +1751,8 @@
 		sm->pmk_len = 0;
 		os_memset(sm->xxkey, 0, sizeof(sm->xxkey));
 		sm->xxkey_len = 0;
+		os_memset(sm->pmk_r1, 0, sizeof(sm->pmk_r1));
+		sm->pmk_r1_len = 0;
 #endif /* CONFIG_IEEE80211R_AP */
 		break;
 	case WPA_REAUTH:
@@ -1776,6 +1794,7 @@
 
 		/* Using FT protocol, not WPA auth state machine */
 		sm->ft_completed = 1;
+		wpa_auth_set_ptk_rekey_timer(sm);
 		return 0;
 #else /* CONFIG_IEEE80211R_AP */
 		break;
@@ -2030,7 +2049,7 @@
 		sm->Disconnect = TRUE;
 		return;
 	}
-	os_memset(msk, 0, sizeof(msk));
+	forced_memzero(msk, sizeof(msk));
 
 	sm->req_replay_counter_used = 0;
 	/* IEEE 802.11i does not set keyRun to FALSE, but not doing this
@@ -2130,6 +2149,29 @@
 			wpa_printf(MSG_DEBUG,
 				   "RSN: No KCK available to derive PMKID for message 1/4");
 			pmkid = NULL;
+#ifdef CONFIG_FILS
+		} else if (wpa_key_mgmt_fils(sm->wpa_key_mgmt)) {
+			if (sm->pmkid_set) {
+				wpa_hexdump(MSG_DEBUG,
+					    "RSN: Message 1/4 PMKID from FILS/ERP",
+					    sm->pmkid, PMKID_LEN);
+				os_memcpy(&pmkid[2 + RSN_SELECTOR_LEN],
+					  sm->pmkid, PMKID_LEN);
+			} else {
+				/* No PMKID available */
+				wpa_printf(MSG_DEBUG,
+					   "RSN: No FILS/ERP PMKID available for message 1/4");
+				pmkid = NULL;
+			}
+#endif /* CONFIG_FILS */
+#ifdef CONFIG_IEEE80211R_AP
+		} else if (wpa_key_mgmt_ft(sm->wpa_key_mgmt) &&
+			   sm->ft_completed) {
+			wpa_printf(MSG_DEBUG,
+				   "FT: No PMKID in message 1/4 when using FT protocol");
+			pmkid = NULL;
+			pmkid_len = 0;
+#endif /* CONFIG_IEEE80211R_AP */
 #ifdef CONFIG_SAE
 		} else if (wpa_key_mgmt_sae(sm->wpa_key_mgmt)) {
 			if (sm->pmkid_set) {
@@ -2172,8 +2214,20 @@
 	size_t z_len = 0;
 
 #ifdef CONFIG_IEEE80211R_AP
-	if (wpa_key_mgmt_ft(sm->wpa_key_mgmt))
-		return wpa_auth_derive_ptk_ft(sm, pmk, ptk);
+	if (wpa_key_mgmt_ft(sm->wpa_key_mgmt)) {
+		if (sm->ft_completed) {
+			u8 ptk_name[WPA_PMK_NAME_LEN];
+
+			return wpa_pmk_r1_to_ptk(sm->pmk_r1, sm->pmk_r1_len,
+						 sm->SNonce, sm->ANonce,
+						 sm->addr, sm->wpa_auth->addr,
+						 sm->pmk_r1_name,
+						 ptk, ptk_name,
+						 sm->wpa_key_mgmt,
+						 sm->pairwise);
+		}
+		return wpa_auth_derive_ptk_ft(sm, ptk);
+	}
 #endif /* CONFIG_IEEE80211R_AP */
 
 #ifdef CONFIG_DPP2
@@ -2234,12 +2288,12 @@
 		wpa_hexdump(MSG_DEBUG, "FILS+FT: PMKR0Name",
 			    pmk_r0_name, WPA_PMK_NAME_LEN);
 		wpa_ft_store_pmk_fils(sm, pmk_r0, pmk_r0_name);
-		os_memset(fils_ft, 0, sizeof(fils_ft));
+		forced_memzero(fils_ft, sizeof(fils_ft));
 
 		res = wpa_derive_pmk_r1_name(pmk_r0_name, conf->r1_key_holder,
 					     sm->addr, sm->pmk_r1_name,
 					     use_sha384);
-		os_memset(pmk_r0, 0, PMK_LEN_MAX);
+		forced_memzero(pmk_r0, PMK_LEN_MAX);
 		if (res < 0)
 			return -1;
 		wpa_hexdump(MSG_DEBUG, "FILS+FT: PMKR1Name", sm->pmk_r1_name,
@@ -2257,7 +2311,7 @@
 			       sm->wpa_key_mgmt, sm->fils_key_auth_sta,
 			       sm->fils_key_auth_ap,
 			       &sm->fils_key_auth_len);
-	os_memset(ick, 0, sizeof(ick));
+	forced_memzero(ick, sizeof(ick));
 
 	/* Store nonces for (Re)Association Request/Response frame processing */
 	os_memcpy(sm->SNonce, snonce, FILS_NONCE_LEN);
@@ -2559,7 +2613,7 @@
 	if (pos + wpabuf_len(plain) + AES_BLOCK_SIZE > end) {
 		wpa_printf(MSG_DEBUG,
 			   "FILS: Not enough room for FILS elements");
-		wpabuf_free(plain);
+		wpabuf_clear_free(plain);
 		return -1;
 	}
 
@@ -2569,7 +2623,7 @@
 	if (aes_siv_encrypt(sm->PTK.kek, sm->PTK.kek_len,
 			    wpabuf_head(plain), wpabuf_len(plain),
 			    5, aad, aad_len, pos) < 0) {
-		wpabuf_free(plain);
+		wpabuf_clear_free(plain);
 		return -1;
 	}
 
@@ -2577,7 +2631,7 @@
 		    "FILS: Encrypted Association Response elements",
 		    pos, AES_BLOCK_SIZE + wpabuf_len(plain));
 	current_len += wpabuf_len(plain) + AES_BLOCK_SIZE;
-	wpabuf_free(plain);
+	wpabuf_clear_free(plain);
 
 	sm->fils_completed = 1;
 
@@ -2631,7 +2685,7 @@
 		 * of GTK in the BSS.
 		 */
 		if (random_get_bytes(dummy_gtk, gtk_len) < 0) {
-			wpabuf_free(plain);
+			wpabuf_clear_free(plain);
 			return NULL;
 		}
 		gtk = dummy_gtk;
@@ -2658,13 +2712,13 @@
 		if (wpa_channel_info(sm->wpa_auth, &ci) != 0) {
 			wpa_printf(MSG_WARNING,
 				   "FILS: Failed to get channel info for OCI element");
-			wpabuf_free(plain);
+			wpabuf_clear_free(plain);
 			return NULL;
 		}
 
 		pos = wpabuf_put(plain, OCV_OCI_EXTENDED_LEN);
 		if (ocv_insert_extended_oci(&ci, pos) < 0) {
-			wpabuf_free(plain);
+			wpabuf_clear_free(plain);
 			return NULL;
 		}
 	}
@@ -2727,7 +2781,7 @@
 
 	wpa_printf(MSG_DEBUG, "%s: plain buf_len: %u", __func__,
 		   (unsigned int) wpabuf_len(plain));
-	wpabuf_free(plain);
+	wpabuf_clear_free(plain);
 	sm->fils_completed = 1;
 	return pos;
 }
@@ -2796,6 +2850,12 @@
 			pmk_len = sm->pmk_len;
 		}
 
+		if ((!pmk || !pmk_len) && sm->pmksa) {
+			wpa_printf(MSG_DEBUG, "WPA: Use PMK from PMKSA cache");
+			pmk = sm->pmksa->pmk;
+			pmk_len = sm->pmksa->pmk_len;
+		}
+
 		if (wpa_derive_ptk(sm, sm->SNonce, pmk, pmk_len, &PTK) < 0)
 			break;
 
@@ -2973,6 +3033,7 @@
 	sm->MICVerified = TRUE;
 
 	os_memcpy(&sm->PTK, &PTK, sizeof(PTK));
+	forced_memzero(&PTK, sizeof(PTK));
 	sm->PTK_valid = TRUE;
 }
 
@@ -3293,12 +3354,7 @@
 		/* FIX: MLME-SetProtection.Request(TA, Tx_Rx) */
 		sm->pairwise_set = TRUE;
 
-		if (sm->wpa_auth->conf.wpa_ptk_rekey) {
-			eloop_cancel_timeout(wpa_rekey_ptk, sm->wpa_auth, sm);
-			eloop_register_timeout(sm->wpa_auth->conf.
-					       wpa_ptk_rekey, 0, wpa_rekey_ptk,
-					       sm->wpa_auth, sm);
-		}
+		wpa_auth_set_ptk_rekey_timer(sm);
 
 		if (wpa_key_mgmt_wpa_psk(sm->wpa_key_mgmt) ||
 		    sm->wpa_key_mgmt == WPA_KEY_MGMT_DPP ||
@@ -4307,6 +4363,15 @@
 	    sm->wpa_auth->conf.disable_pmksa_caching)
 		return -1;
 
+#ifdef CONFIG_IEEE80211R_AP
+	if (pmk_len >= 2 * PMK_LEN && wpa_key_mgmt_ft(sm->wpa_key_mgmt) &&
+	    wpa_key_mgmt_wpa_ieee8021x(sm->wpa_key_mgmt) &&
+	    !wpa_key_mgmt_sha384(sm->wpa_key_mgmt)) {
+		/* Cache MPMK/XXKey instead of initial part from MSK */
+		pmk = pmk + PMK_LEN;
+		pmk_len = PMK_LEN;
+	} else
+#endif /* CONFIG_IEEE80211R_AP */
 	if (wpa_key_mgmt_sha384(sm->wpa_key_mgmt)) {
 		if (pmk_len > PMK_LEN_SUITE_B_192)
 			pmk_len = PMK_LEN_SUITE_B_192;
@@ -4314,6 +4379,7 @@
 		pmk_len = PMK_LEN;
 	}
 
+	wpa_hexdump_key(MSG_DEBUG, "RSN: Cache PMK", pmk, pmk_len);
 	if (pmksa_cache_auth_add(sm->wpa_auth->pmksa, pmk, pmk_len, NULL,
 				 sm->PTK.kck, sm->PTK.kck_len,
 				 sm->wpa_auth->addr, sm->addr, session_timeout,
@@ -4332,6 +4398,7 @@
 	if (wpa_auth == NULL)
 		return -1;
 
+	wpa_hexdump_key(MSG_DEBUG, "RSN: Cache PMK from preauth", pmk, len);
 	if (pmksa_cache_auth_add(wpa_auth->pmksa, pmk, len, NULL,
 				 NULL, 0,
 				 wpa_auth->addr,
@@ -4349,6 +4416,7 @@
 	if (wpa_auth->conf.disable_pmksa_caching)
 		return -1;
 
+	wpa_hexdump_key(MSG_DEBUG, "RSN: Cache PMK from SAE", pmk, PMK_LEN);
 	if (pmksa_cache_auth_add(wpa_auth->pmksa, pmk, PMK_LEN, pmkid,
 				 NULL, 0,
 				 wpa_auth->addr, addr, 0, NULL,
@@ -4373,6 +4441,7 @@
 	if (wpa_auth->conf.disable_pmksa_caching)
 		return -1;
 
+	wpa_hexdump_key(MSG_DEBUG, "RSN: Cache PMK (2)", pmk, PMK_LEN);
 	if (pmksa_cache_auth_add(wpa_auth->pmksa, pmk, pmk_len, pmkid,
 				 NULL, 0, wpa_auth->addr, addr, session_timeout,
 				 NULL, akmp))
@@ -4846,6 +4915,16 @@
 	*fils_kek_len = sm->PTK.kek_len;
 }
 
+
+void wpa_auth_add_fils_pmk_pmkid(struct wpa_state_machine *sm, const u8 *pmk,
+				 size_t pmk_len, const u8 *pmkid)
+{
+	os_memcpy(sm->PMK, pmk, pmk_len);
+	sm->pmk_len = pmk_len;
+	os_memcpy(sm->pmkid, pmkid, PMKID_LEN);
+	sm->pmkid_set = 1;
+}
+
 #endif /* CONFIG_FILS */
 
 
diff --git a/src/ap/wpa_auth.h b/src/ap/wpa_auth.h
index 484e1e5..a348bc2 100644
--- a/src/ap/wpa_auth.h
+++ b/src/ap/wpa_auth.h
@@ -470,9 +470,14 @@
 void wpa_auth_get_fils_aead_params(struct wpa_state_machine *sm,
 				   u8 *fils_anonce, u8 *fils_snonce,
 				   u8 *fils_kek, size_t *fils_kek_len);
+void wpa_auth_add_fils_pmk_pmkid(struct wpa_state_machine *sm, const u8 *pmk,
+				 size_t pmk_len, const u8 *pmkid);
 u8 * wpa_auth_write_assoc_resp_owe(struct wpa_state_machine *sm,
 				   u8 *pos, size_t max_len,
 				   const u8 *req_ies, size_t req_ies_len);
+u8 * wpa_auth_write_assoc_resp_fils(struct wpa_state_machine *sm,
+				    u8 *pos, size_t max_len,
+				    const u8 *req_ies, size_t req_ies_len);
 void wpa_auth_set_auth_alg(struct wpa_state_machine *sm, u16 auth_alg);
 void wpa_auth_set_dpp_z(struct wpa_state_machine *sm, const struct wpabuf *z);
 
@@ -486,5 +491,6 @@
 			     void (*cb)(void *ctx1, void *ctx2),
 			     void *ctx1, void *ctx2);
 int wpa_auth_rekey_gtk(struct wpa_authenticator *wpa_auth);
+void wpa_auth_set_ptk_rekey_timer(struct wpa_state_machine *sm);
 
 #endif /* WPA_AUTH_H */
diff --git a/src/ap/wpa_auth_ft.c b/src/ap/wpa_auth_ft.c
index fdb7eba..696f8d5 100644
--- a/src/ap/wpa_auth_ft.c
+++ b/src/ap/wpa_auth_ft.c
@@ -25,6 +25,7 @@
 #include "wmm.h"
 #include "wpa_auth.h"
 #include "wpa_auth_i.h"
+#include "pmksa_cache_auth.h"
 
 
 #ifdef CONFIG_IEEE80211R_AP
@@ -2074,8 +2075,7 @@
 }
 
 
-int wpa_auth_derive_ptk_ft(struct wpa_state_machine *sm, const u8 *pmk,
-			   struct wpa_ptk *ptk)
+int wpa_auth_derive_ptk_ft(struct wpa_state_machine *sm, struct wpa_ptk *ptk)
 {
 	u8 pmk_r0[PMK_LEN_MAX], pmk_r0_name[WPA_PMK_NAME_LEN];
 	size_t pmk_r0_len = wpa_key_mgmt_sha384(sm->wpa_key_mgmt) ?
@@ -2095,8 +2095,16 @@
 	const u8 *identity, *radius_cui;
 	size_t identity_len, radius_cui_len;
 	int session_timeout;
+	const u8 *mpmk;
+	size_t mpmk_len;
 
-	if (sm->xxkey_len == 0) {
+	if (sm->xxkey_len > 0) {
+		mpmk = sm->xxkey;
+		mpmk_len = sm->xxkey_len;
+	} else if (sm->pmksa) {
+		mpmk = sm->pmksa->pmk;
+		mpmk_len = sm->pmksa->pmk_len;
+	} else {
 		wpa_printf(MSG_DEBUG, "FT: XXKey not available for key "
 			   "derivation");
 		return -1;
@@ -2113,7 +2121,7 @@
 					       &radius_cui);
 	session_timeout = wpa_ft_get_session_timeout(sm->wpa_auth, sm->addr);
 
-	if (wpa_derive_pmk_r0(sm->xxkey, sm->xxkey_len, ssid, ssid_len, mdid,
+	if (wpa_derive_pmk_r0(mpmk, mpmk_len, ssid, ssid_len, mdid,
 			      r0kh, r0kh_len, sm->addr,
 			      pmk_r0, pmk_r0_name,
 			      wpa_key_mgmt_sha384(sm->wpa_key_mgmt)) < 0)
@@ -2218,6 +2226,7 @@
 		return NULL;
 	}
 
+	forced_memzero(keybuf, sizeof(keybuf));
 	*len = subelem_len;
 	return subelem;
 }
@@ -2984,6 +2993,8 @@
 	wpa_hexdump_key(MSG_DEBUG, "FT: Selected PMK-R1", pmk_r1, pmk_r1_len);
 	sm->pmk_r1_name_valid = 1;
 	os_memcpy(sm->pmk_r1_name, pmk_r1_name, WPA_PMK_NAME_LEN);
+	os_memcpy(sm->pmk_r1, pmk_r1, pmk_r1_len);
+	sm->pmk_r1_len = pmk_r1_len;
 
 	if (random_get_bytes(sm->ANonce, WPA_NONCE_LEN)) {
 		wpa_printf(MSG_DEBUG, "FT: Failed to get random data for "
@@ -3089,8 +3100,9 @@
 	status = res;
 
 	wpa_printf(MSG_DEBUG, "FT: FT authentication response: dst=" MACSTR
-		   " auth_transaction=%d status=%d",
-		   MAC2STR(sm->addr), auth_transaction + 1, status);
+		   " auth_transaction=%d status=%u (%s)",
+		   MAC2STR(sm->addr), auth_transaction + 1, status,
+		   status2str(status));
 	wpa_hexdump(MSG_DEBUG, "FT: Response IEs", resp_ies, resp_ies_len);
 	cb(ctx, sm->addr, bssid, auth_transaction + 1, status,
 	   resp_ies, resp_ies_len);
@@ -3448,8 +3460,9 @@
 	u8 *pos;
 
 	wpa_printf(MSG_DEBUG, "FT: RRB authentication response: STA=" MACSTR
-		   " CurrentAP=" MACSTR " status=%d",
-		   MAC2STR(sm->addr), MAC2STR(current_ap), status);
+		   " CurrentAP=" MACSTR " status=%u (%s)",
+		   MAC2STR(sm->addr), MAC2STR(current_ap), status,
+		   status2str(status));
 	wpa_hexdump(MSG_DEBUG, "FT: Response IEs", resp_ies, resp_ies_len);
 
 	/* RRB - Forward action frame response to the Current AP */
@@ -3555,7 +3568,7 @@
 			       pmk_r0->vlan, src_addr, type,
 			       packet, packet_len);
 
-	os_memset(pmk_r1, 0, sizeof(pmk_r1));
+	forced_memzero(pmk_r1, sizeof(pmk_r1));
 
 	return ret;
 }
@@ -3881,10 +3894,7 @@
 
 	ret = 0;
 out:
-	if (plain) {
-		os_memset(plain, 0, plain_len);
-		os_free(plain);
-	}
+	bin_clear_free(plain, plain_len);
 
 	return ret;
 
diff --git a/src/ap/wpa_auth_glue.c b/src/ap/wpa_auth_glue.c
index 45172c6..0800a87 100644
--- a/src/ap/wpa_auth_glue.c
+++ b/src/ap/wpa_auth_glue.c
@@ -53,6 +53,10 @@
 	wconf->rsn_pairwise = conf->rsn_pairwise;
 	wconf->rsn_preauth = conf->rsn_preauth;
 	wconf->eapol_version = conf->eapol_version;
+#ifdef CONFIG_MACSEC
+	if (wconf->eapol_version > 2)
+		wconf->eapol_version = 2;
+#endif /* CONFIG_MACSEC */
 	wconf->wmm_enabled = conf->wmm_enabled;
 	wconf->wmm_uapsd = conf->wmm_uapsd;
 	wconf->disable_pmksa_caching = conf->disable_pmksa_caching;
diff --git a/src/ap/wpa_auth_i.h b/src/ap/wpa_auth_i.h
index 3dcf77a..4babd0c 100644
--- a/src/ap/wpa_auth_i.h
+++ b/src/ap/wpa_auth_i.h
@@ -119,6 +119,8 @@
 	u8 xxkey[PMK_LEN_MAX]; /* PSK or the second 256 bits of MSK, or the
 				* first 384 bits of MSK */
 	size_t xxkey_len;
+	u8 pmk_r1[PMK_LEN_MAX];
+	unsigned int pmk_r1_len;
 	u8 pmk_r1_name[WPA_PMK_NAME_LEN]; /* PMKR1Name derived from FT Auth
 					   * Request */
 	u8 r0kh_id[FT_R0KH_ID_MAX_LEN]; /* R0KH-ID from FT Auth Request */
@@ -290,8 +292,7 @@
 		   const u8 *anonce, const u8 *snonce,
 		   u8 *buf, size_t len, const u8 *subelem,
 		   size_t subelem_len);
-int wpa_auth_derive_ptk_ft(struct wpa_state_machine *sm, const u8 *pmk,
-			   struct wpa_ptk *ptk);
+int wpa_auth_derive_ptk_ft(struct wpa_state_machine *sm, struct wpa_ptk *ptk);
 struct wpa_ft_pmk_cache * wpa_ft_pmk_cache_init(void);
 void wpa_ft_pmk_cache_deinit(struct wpa_ft_pmk_cache *cache);
 void wpa_ft_install_ptk(struct wpa_state_machine *sm);
diff --git a/src/ap/wpa_auth_ie.c b/src/ap/wpa_auth_ie.c
index 8580a5a..2e5c916 100644
--- a/src/ap/wpa_auth_ie.c
+++ b/src/ap/wpa_auth_ie.c
@@ -1176,3 +1176,23 @@
 	return pos + res;
 }
 #endif /* CONFIG_OWE */
+
+
+#ifdef CONFIG_FILS
+u8 * wpa_auth_write_assoc_resp_fils(struct wpa_state_machine *sm,
+				    u8 *pos, size_t max_len,
+				    const u8 *req_ies, size_t req_ies_len)
+{
+	int res;
+
+	if (!sm ||
+	    sm->wpa_key_mgmt & (WPA_KEY_MGMT_FT_FILS_SHA256 |
+				WPA_KEY_MGMT_FT_FILS_SHA384))
+		return pos;
+
+	res = wpa_write_rsn_ie(&sm->wpa_auth->conf, pos, max_len, NULL);
+	if (res < 0)
+		return pos;
+	return pos + res;
+}
+#endif /* CONFIG_FILS */
diff --git a/src/ap/wpa_auth_kay.c b/src/ap/wpa_auth_kay.c
new file mode 100644
index 0000000..b6e4797
--- /dev/null
+++ b/src/ap/wpa_auth_kay.c
@@ -0,0 +1,523 @@
+/*
+ * IEEE 802.1X-2010 KaY Interface
+ * Copyright (c) 2019, The Linux Foundation
+ *
+ * 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 "pae/ieee802_1x_key.h"
+#include "pae/ieee802_1x_kay.h"
+#include "hostapd.h"
+#include "sta_info.h"
+#include "wpa_auth_kay.h"
+#include "ieee802_1x.h"
+
+
+#define DEFAULT_KEY_LEN		16
+/* secure Connectivity Association Key Name (CKN) */
+#define DEFAULT_CKN_LEN		16
+
+
+static int hapd_macsec_init(void *priv, struct macsec_init_params *params)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->macsec_init)
+		return -1;
+	return hapd->driver->macsec_init(hapd->drv_priv, params);
+}
+
+
+static int hapd_macsec_deinit(void *priv)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->macsec_deinit)
+		return -1;
+	return hapd->driver->macsec_deinit(hapd->drv_priv);
+}
+
+
+static int hapd_macsec_get_capability(void *priv, enum macsec_cap *cap)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->macsec_get_capability)
+		return -1;
+	return hapd->driver->macsec_get_capability(hapd->drv_priv, cap);
+}
+
+
+static int hapd_enable_protect_frames(void *priv, Boolean enabled)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->enable_protect_frames)
+		return -1;
+	return hapd->driver->enable_protect_frames(hapd->drv_priv, enabled);
+}
+
+
+static int hapd_enable_encrypt(void *priv, Boolean enabled)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->enable_encrypt)
+		return -1;
+	return hapd->driver->enable_encrypt(hapd->drv_priv, enabled);
+}
+
+
+static int hapd_set_replay_protect(void *priv, Boolean enabled, u32 window)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->set_replay_protect)
+		return -1;
+	return hapd->driver->set_replay_protect(hapd->drv_priv, enabled,
+						 window);
+}
+
+
+static int hapd_set_current_cipher_suite(void *priv, u64 cs)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->set_current_cipher_suite)
+		return -1;
+	return hapd->driver->set_current_cipher_suite(hapd->drv_priv, cs);
+}
+
+
+static int hapd_enable_controlled_port(void *priv, Boolean enabled)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->enable_controlled_port)
+		return -1;
+	return hapd->driver->enable_controlled_port(hapd->drv_priv, enabled);
+}
+
+
+static int hapd_get_receive_lowest_pn(void *priv, struct receive_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->get_receive_lowest_pn)
+		return -1;
+	return hapd->driver->get_receive_lowest_pn(hapd->drv_priv, sa);
+}
+
+
+static int hapd_get_transmit_next_pn(void *priv, struct transmit_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->get_transmit_next_pn)
+		return -1;
+	return hapd->driver->get_transmit_next_pn(hapd->drv_priv, sa);
+}
+
+
+static int hapd_set_transmit_next_pn(void *priv, struct transmit_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->set_transmit_next_pn)
+		return -1;
+	return hapd->driver->set_transmit_next_pn(hapd->drv_priv, sa);
+}
+
+
+static unsigned int conf_offset_val(enum confidentiality_offset co)
+{
+	switch (co) {
+	case CONFIDENTIALITY_OFFSET_30:
+		return 30;
+		break;
+	case CONFIDENTIALITY_OFFSET_50:
+		return 50;
+	default:
+		return 0;
+	}
+}
+
+
+static int hapd_create_receive_sc(void *priv, struct receive_sc *sc,
+				  enum validate_frames vf,
+				  enum confidentiality_offset co)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->create_receive_sc)
+		return -1;
+	return hapd->driver->create_receive_sc(hapd->drv_priv, sc,
+					       conf_offset_val(co), vf);
+}
+
+
+static int hapd_delete_receive_sc(void *priv, struct receive_sc *sc)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->delete_receive_sc)
+		return -1;
+	return hapd->driver->delete_receive_sc(hapd->drv_priv, sc);
+}
+
+
+static int hapd_create_receive_sa(void *priv, struct receive_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->create_receive_sa)
+		return -1;
+	return hapd->driver->create_receive_sa(hapd->drv_priv, sa);
+}
+
+
+static int hapd_delete_receive_sa(void *priv, struct receive_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->delete_receive_sa)
+		return -1;
+	return hapd->driver->delete_receive_sa(hapd->drv_priv, sa);
+}
+
+
+static int hapd_enable_receive_sa(void *priv, struct receive_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->enable_receive_sa)
+		return -1;
+	return hapd->driver->enable_receive_sa(hapd->drv_priv, sa);
+}
+
+
+static int hapd_disable_receive_sa(void *priv, struct receive_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->disable_receive_sa)
+		return -1;
+	return hapd->driver->disable_receive_sa(hapd->drv_priv, sa);
+}
+
+
+static int
+hapd_create_transmit_sc(void *priv, struct transmit_sc *sc,
+			enum confidentiality_offset co)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->create_transmit_sc)
+		return -1;
+	return hapd->driver->create_transmit_sc(hapd->drv_priv, sc,
+						conf_offset_val(co));
+}
+
+
+static int hapd_delete_transmit_sc(void *priv, struct transmit_sc *sc)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->delete_transmit_sc)
+		return -1;
+	return hapd->driver->delete_transmit_sc(hapd->drv_priv, sc);
+}
+
+
+static int hapd_create_transmit_sa(void *priv, struct transmit_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->create_transmit_sa)
+		return -1;
+	return hapd->driver->create_transmit_sa(hapd->drv_priv, sa);
+}
+
+
+static int hapd_delete_transmit_sa(void *priv, struct transmit_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->delete_transmit_sa)
+		return -1;
+	return hapd->driver->delete_transmit_sa(hapd->drv_priv, sa);
+}
+
+
+static int hapd_enable_transmit_sa(void *priv, struct transmit_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->enable_transmit_sa)
+		return -1;
+	return hapd->driver->enable_transmit_sa(hapd->drv_priv, sa);
+}
+
+
+static int hapd_disable_transmit_sa(void *priv, struct transmit_sa *sa)
+{
+	struct hostapd_data *hapd = priv;
+
+	if (!hapd->driver->disable_transmit_sa)
+		return -1;
+	return hapd->driver->disable_transmit_sa(hapd->drv_priv, sa);
+}
+
+
+int ieee802_1x_alloc_kay_sm_hapd(struct hostapd_data *hapd,
+				 struct sta_info *sta)
+{
+	struct ieee802_1x_kay_ctx *kay_ctx;
+	struct ieee802_1x_kay *res = NULL;
+	enum macsec_policy policy;
+
+	ieee802_1x_dealloc_kay_sm_hapd(hapd);
+
+	if (!hapd->conf || hapd->conf->macsec_policy == 0)
+		return 0;
+
+	if (hapd->conf->macsec_policy == 1) {
+		if (hapd->conf->macsec_integ_only == 1)
+			policy = SHOULD_SECURE;
+		else
+			policy = SHOULD_ENCRYPT;
+	} else {
+		policy = DO_NOT_SECURE;
+	}
+
+	wpa_printf(MSG_DEBUG, "%s: if_name=%s", __func__, hapd->conf->iface);
+	kay_ctx = os_zalloc(sizeof(*kay_ctx));
+	if (!kay_ctx)
+		return -1;
+
+	kay_ctx->ctx = hapd;
+
+	kay_ctx->macsec_init = hapd_macsec_init;
+	kay_ctx->macsec_deinit = hapd_macsec_deinit;
+	kay_ctx->macsec_get_capability = hapd_macsec_get_capability;
+	kay_ctx->enable_protect_frames = hapd_enable_protect_frames;
+	kay_ctx->enable_encrypt = hapd_enable_encrypt;
+	kay_ctx->set_replay_protect = hapd_set_replay_protect;
+	kay_ctx->set_current_cipher_suite = hapd_set_current_cipher_suite;
+	kay_ctx->enable_controlled_port = hapd_enable_controlled_port;
+	kay_ctx->get_receive_lowest_pn = hapd_get_receive_lowest_pn;
+	kay_ctx->get_transmit_next_pn = hapd_get_transmit_next_pn;
+	kay_ctx->set_transmit_next_pn = hapd_set_transmit_next_pn;
+	kay_ctx->create_receive_sc = hapd_create_receive_sc;
+	kay_ctx->delete_receive_sc = hapd_delete_receive_sc;
+	kay_ctx->create_receive_sa = hapd_create_receive_sa;
+	kay_ctx->delete_receive_sa = hapd_delete_receive_sa;
+	kay_ctx->enable_receive_sa = hapd_enable_receive_sa;
+	kay_ctx->disable_receive_sa = hapd_disable_receive_sa;
+	kay_ctx->create_transmit_sc = hapd_create_transmit_sc;
+	kay_ctx->delete_transmit_sc = hapd_delete_transmit_sc;
+	kay_ctx->create_transmit_sa = hapd_create_transmit_sa;
+	kay_ctx->delete_transmit_sa = hapd_delete_transmit_sa;
+	kay_ctx->enable_transmit_sa = hapd_enable_transmit_sa;
+	kay_ctx->disable_transmit_sa = hapd_disable_transmit_sa;
+
+	res = ieee802_1x_kay_init(kay_ctx, policy,
+				  hapd->conf->macsec_replay_protect,
+				  hapd->conf->macsec_replay_window,
+				  hapd->conf->macsec_port,
+				  hapd->conf->mka_priority, hapd->conf->iface,
+				  hapd->own_addr);
+	/* ieee802_1x_kay_init() frees kay_ctx on failure */
+	if (!res)
+		return -1;
+
+	hapd->kay = res;
+
+	return 0;
+}
+
+
+void ieee802_1x_dealloc_kay_sm_hapd(struct hostapd_data *hapd)
+{
+	if (!hapd->kay)
+		return;
+
+	ieee802_1x_kay_deinit(hapd->kay);
+	hapd->kay = NULL;
+}
+
+
+static int ieee802_1x_auth_get_session_id(struct hostapd_data *hapd,
+					  struct sta_info *sta, u8 *sid,
+					  size_t *len)
+{
+	const u8 *session_id;
+	size_t id_len, need_len;
+
+	session_id = ieee802_1x_get_session_id(sta->eapol_sm, &id_len);
+	if (!session_id) {
+		wpa_printf(MSG_DEBUG,
+			   "MACsec: Failed to get SessionID from EAPOL state machines");
+		return -1;
+	}
+
+	need_len = 1 + 2 * 32 /* random size */;
+	if (need_len > id_len) {
+		wpa_printf(MSG_DEBUG, "EAP Session-Id not long enough");
+		return -1;
+	}
+
+	os_memcpy(sid, session_id, need_len);
+	*len = need_len;
+
+	return 0;
+}
+
+
+static int ieee802_1x_auth_get_msk(struct hostapd_data *hapd,
+				   struct sta_info *sta, u8 *msk, size_t *len)
+{
+	const u8 *key;
+	size_t keylen;
+
+	if (!sta->eapol_sm)
+		return -1;
+
+	key = ieee802_1x_get_key(sta->eapol_sm, &keylen);
+	if (key == NULL) {
+		wpa_printf(MSG_DEBUG,
+			   "MACsec: Failed to get MSK from EAPOL state machines");
+		return -1;
+	}
+	wpa_printf(MSG_DEBUG, "MACsec: Successfully fetched key (len=%lu)",
+		   (unsigned long) keylen);
+	wpa_hexdump_key(MSG_DEBUG, "MSK: ", key, keylen);
+
+	if (keylen > *len)
+		keylen = *len;
+	os_memcpy(msk, key, keylen);
+	*len = keylen;
+
+	return 0;
+}
+
+
+void * ieee802_1x_notify_create_actor_hapd(struct hostapd_data *hapd,
+					   struct sta_info *sta)
+{
+	u8 *sid;
+	size_t sid_len = 128;
+	struct mka_key_name *ckn;
+	struct mka_key *cak;
+	struct mka_key *msk;
+	void *res = NULL;
+
+	if (!hapd->kay || hapd->kay->policy == DO_NOT_SECURE)
+		return NULL;
+
+	wpa_printf(MSG_DEBUG,
+		   "IEEE 802.1X: External notification - Create MKA for "
+		   MACSTR, MAC2STR(sta->addr));
+
+	msk = os_zalloc(sizeof(*msk));
+	sid = os_zalloc(sid_len);
+	ckn = os_zalloc(sizeof(*ckn));
+	cak = os_zalloc(sizeof(*cak));
+	if (!msk || !sid || !ckn || !cak)
+		goto fail;
+
+	msk->len = DEFAULT_KEY_LEN;
+	if (ieee802_1x_auth_get_msk(hapd, sta, msk->key, &msk->len)) {
+		wpa_printf(MSG_ERROR, "IEEE 802.1X: Could not get MSK");
+		goto fail;
+	}
+
+	if (ieee802_1x_auth_get_session_id(hapd, sta, sid, &sid_len))
+	{
+		wpa_printf(MSG_ERROR,
+			   "IEEE 802.1X: Could not get EAP Session Id");
+		goto fail;
+	}
+
+	wpa_hexdump(MSG_DEBUG, "own_addr", hapd->own_addr, ETH_ALEN);
+	wpa_hexdump(MSG_DEBUG, "sta_addr", sta->addr, ETH_ALEN);
+
+	/* Derive CAK from MSK */
+	cak->len = DEFAULT_KEY_LEN;
+	if (ieee802_1x_cak_aes_cmac(msk->key, msk->len, hapd->own_addr,
+				    sta->addr, cak->key, cak->len)) {
+		wpa_printf(MSG_ERROR, "IEEE 802.1X: Deriving CAK failed");
+		goto fail;
+	}
+	wpa_hexdump_key(MSG_DEBUG, "Derived CAK", cak->key, cak->len);
+
+	/* Derive CKN from MSK */
+	ckn->len = DEFAULT_CKN_LEN;
+	if (ieee802_1x_ckn_aes_cmac(msk->key, msk->len, hapd->own_addr,
+				    sta->addr, sid, sid_len, ckn->name)) {
+		wpa_printf(MSG_ERROR, "IEEE 802.1X: Deriving CKN failed");
+		goto fail;
+	}
+	wpa_hexdump(MSG_DEBUG, "Derived CKN", ckn->name, ckn->len);
+
+	res = ieee802_1x_kay_create_mka(hapd->kay, ckn, cak, 0, EAP_EXCHANGE,
+					TRUE);
+
+fail:
+	bin_clear_free(msk, sizeof(*msk));
+	os_free(sid);
+	os_free(ckn);
+	bin_clear_free(cak, sizeof(*cak));
+
+	return res;
+}
+
+
+void * ieee802_1x_create_preshared_mka_hapd(struct hostapd_data *hapd,
+					    struct sta_info *sta)
+{
+	struct mka_key *cak;
+	struct mka_key_name *ckn;
+	void *res = NULL;
+
+	if ((hapd->conf->mka_psk_set & MKA_PSK_SET) != MKA_PSK_SET)
+		goto end;
+
+	ckn = os_zalloc(sizeof(*ckn));
+	if (!ckn)
+		goto end;
+
+	cak = os_zalloc(sizeof(*cak));
+	if (!cak)
+		goto free_ckn;
+
+	if (ieee802_1x_alloc_kay_sm_hapd(hapd, sta) < 0 || !hapd->kay)
+		goto free_cak;
+
+	if (hapd->kay->policy == DO_NOT_SECURE)
+		goto dealloc;
+
+	cak->len = hapd->conf->mka_cak_len;
+	os_memcpy(cak->key, hapd->conf->mka_cak, cak->len);
+
+	ckn->len = hapd->conf->mka_ckn_len;;
+	os_memcpy(ckn->name, hapd->conf->mka_ckn, ckn->len);
+
+	res = ieee802_1x_kay_create_mka(hapd->kay, ckn, cak, 0, PSK, TRUE);
+	if (res)
+		goto free_cak;
+
+dealloc:
+	/* Failed to create MKA */
+	ieee802_1x_dealloc_kay_sm_hapd(hapd);
+free_cak:
+	os_free(cak);
+free_ckn:
+	os_free(ckn);
+end:
+	return res;
+}
diff --git a/src/ap/wpa_auth_kay.h b/src/ap/wpa_auth_kay.h
new file mode 100644
index 0000000..0dd7e41
--- /dev/null
+++ b/src/ap/wpa_auth_kay.h
@@ -0,0 +1,51 @@
+/*
+ * IEEE 802.1X-2010 KaY Interface
+ * Copyright (c) 2019, The Linux Foundation
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#ifndef WPA_AUTH_KAY_H
+#define WPA_AUTH_KAY_H
+
+#ifdef CONFIG_MACSEC
+
+int ieee802_1x_alloc_kay_sm_hapd(struct hostapd_data *hapd,
+				 struct sta_info *sta);
+void * ieee802_1x_notify_create_actor_hapd(struct hostapd_data *hapd,
+					   struct sta_info *sta);
+void ieee802_1x_dealloc_kay_sm_hapd(struct hostapd_data *hapd);
+
+void * ieee802_1x_create_preshared_mka_hapd(struct hostapd_data *hapd,
+					    struct sta_info *sta);
+
+#else /* CONFIG_MACSEC */
+
+static inline int ieee802_1x_alloc_kay_sm_hapd(struct hostapd_data *hapd,
+					       struct sta_info *sta)
+{
+	return 0;
+}
+
+static inline void *
+ieee802_1x_notify_create_actor_hapd(struct hostapd_data *hapd,
+				    struct sta_info *sta)
+{
+	return NULL;
+}
+
+static inline void ieee802_1x_dealloc_kay_sm_hapd(struct hostapd_data *hapd)
+{
+}
+
+static inline void *
+ieee802_1x_create_preshared_mka_hapd(struct hostapd_data *hapd,
+				     struct sta_info *sta)
+{
+	return NULL;
+}
+
+#endif /* CONFIG_MACSEC */
+
+#endif /* WPA_AUTH_KAY_H */
diff --git a/src/common/dpp.c b/src/common/dpp.c
index 49de476..3eb86c5 100644
--- a/src/common/dpp.c
+++ b/src/common/dpp.c
@@ -8,6 +8,7 @@
  */
 
 #include "utils/includes.h"
+#include <fcntl.h>
 #include <openssl/opensslv.h>
 #include <openssl/err.h>
 #include <openssl/asn1.h>
@@ -16,6 +17,8 @@
 #include "utils/common.h"
 #include "utils/base64.h"
 #include "utils/json.h"
+#include "utils/ip_addr.h"
+#include "utils/eloop.h"
 #include "common/ieee802_11_common.h"
 #include "common/ieee802_11_defs.h"
 #include "common/wpa_ctrl.h"
@@ -70,9 +73,62 @@
 #endif
 
 
+struct dpp_connection {
+	struct dl_list list;
+	struct dpp_controller *ctrl;
+	struct dpp_relay_controller *relay;
+	struct dpp_global *global;
+	struct dpp_authentication *auth;
+	int sock;
+	u8 mac_addr[ETH_ALEN];
+	unsigned int freq;
+	u8 msg_len[4];
+	size_t msg_len_octets;
+	struct wpabuf *msg;
+	struct wpabuf *msg_out;
+	size_t msg_out_pos;
+	unsigned int read_eloop:1;
+	unsigned int write_eloop:1;
+	unsigned int on_tcp_tx_complete_gas_done:1;
+	unsigned int on_tcp_tx_complete_remove:1;
+	unsigned int on_tcp_tx_complete_auth_ok:1;
+};
+
+/* Remote Controller */
+struct dpp_relay_controller {
+	struct dl_list list;
+	struct dpp_global *global;
+	u8 pkhash[SHA256_MAC_LEN];
+	struct hostapd_ip_addr ipaddr;
+	void *cb_ctx;
+	void (*tx)(void *ctx, const u8 *addr, unsigned int freq, const u8 *msg,
+		   size_t len);
+	void (*gas_resp_tx)(void *ctx, const u8 *addr, u8 dialog_token,
+			    int prot, struct wpabuf *buf);
+	struct dl_list conn; /* struct dpp_connection */
+};
+
+/* Local Controller */
+struct dpp_controller {
+	struct dpp_global *global;
+	u8 allowed_roles;
+	int qr_mutual;
+	int sock;
+	struct dl_list conn; /* struct dpp_connection */
+	char *configurator_params;
+};
+
 struct dpp_global {
+	void *msg_ctx;
 	struct dl_list bootstrap; /* struct dpp_bootstrap_info */
 	struct dl_list configurator; /* struct dpp_configurator */
+#ifdef CONFIG_DPP2
+	struct dl_list controllers; /* struct dpp_relay_controller */
+	struct dpp_controller *controller;
+	struct dl_list tcp_init; /* struct dpp_connection */
+	void *cb_ctx;
+	int (*process_conf_obj)(void *ctx, struct dpp_authentication *auth);
+#endif /* CONFIG_DPP2 */
 };
 
 static const struct dpp_curve_params dpp_curves[] = {
@@ -689,17 +745,19 @@
 int dpp_parse_uri_chan_list(struct dpp_bootstrap_info *bi,
 			    const char *chan_list)
 {
-	const char *pos = chan_list;
-	int opclass, channel, freq;
+	const char *pos = chan_list, *pos2;
+	int opclass = -1, channel, freq;
 
 	while (pos && *pos && *pos != ';') {
-		opclass = atoi(pos);
+		pos2 = pos;
+		while (*pos2 >= '0' && *pos2 <= '9')
+			pos2++;
+		if (*pos2 == '/') {
+			opclass = atoi(pos);
+			pos = pos2 + 1;
+		}
 		if (opclass <= 0)
 			goto fail;
-		pos = os_strchr(pos, '/');
-		if (!pos)
-			goto fail;
-		pos++;
 		channel = atoi(pos);
 		if (channel <= 0)
 			goto fail;
@@ -1079,7 +1137,7 @@
 static EVP_PKEY * dpp_gen_keypair(const struct dpp_curve_params *curve)
 {
 	EVP_PKEY_CTX *kctx = NULL;
-	EC_KEY *ec_params;
+	EC_KEY *ec_params = NULL;
 	EVP_PKEY *params = NULL, *key = NULL;
 	int nid;
 
@@ -1110,19 +1168,18 @@
 	    EVP_PKEY_keygen_init(kctx) != 1 ||
 	    EVP_PKEY_keygen(kctx, &key) != 1) {
 		wpa_printf(MSG_ERROR, "DPP: Failed to generate EC key");
+		key = NULL;
 		goto fail;
 	}
 
 	if (wpa_debug_show_keys)
 		dpp_debug_print_key("Own generated key", key);
 
+fail:
+	EC_KEY_free(ec_params);
 	EVP_PKEY_free(params);
 	EVP_PKEY_CTX_free(kctx);
 	return key;
-fail:
-	EVP_PKEY_CTX_free(kctx);
-	EVP_PKEY_free(params);
-	return NULL;
 }
 
 
@@ -2732,6 +2789,7 @@
 #endif /* CONFIG_TESTING_OPTIONS */
 	wpa_hexdump(MSG_DEBUG, "DPP: R-nonce", auth->r_nonce, nonce_len);
 
+	EVP_PKEY_free(auth->own_protocol_key);
 #ifdef CONFIG_TESTING_OPTIONS
 	if (dpp_protocol_key_override_len) {
 		const struct dpp_curve_params *tmp_curve;
@@ -3698,6 +3756,7 @@
 	}
 	EVP_PKEY_CTX_free(ctx);
 	ctx = NULL;
+	EVP_PKEY_free(auth->peer_protocol_key);
 	auth->peer_protocol_key = pr;
 	pr = NULL;
 
@@ -5199,6 +5258,7 @@
 
 	pkey = dpp_set_pubkey_point_group(group, wpabuf_head(x), wpabuf_head(y),
 					  wpabuf_len(x));
+	EC_GROUP_free(group);
 	*key_curve = curve;
 
 fail:
@@ -6535,6 +6595,7 @@
 	EC_GROUP *group;
 	size_t len = curve->prime_len;
 	const u8 *x, *y;
+	EVP_PKEY *res;
 
 	switch (curve->ike_group) {
 	case 19:
@@ -6568,14 +6629,16 @@
 	group = EC_GROUP_new_by_curve_name(OBJ_txt2nid(curve->name));
 	if (!group)
 		return NULL;
-	return dpp_set_pubkey_point_group(group, x, y, len);
+	res = dpp_set_pubkey_point_group(group, x, y, len);
+	EC_GROUP_free(group);
+	return res;
 }
 
 
 static EC_POINT * dpp_pkex_derive_Qi(const struct dpp_curve_params *curve,
 				     const u8 *mac_init, const char *code,
 				     const char *identifier, BN_CTX *bnctx,
-				     const EC_GROUP **ret_group)
+				     EC_GROUP **ret_group)
 {
 	u8 hash[DPP_MAX_HASH_LEN];
 	const u8 *addr[3];
@@ -6644,8 +6707,10 @@
 	EC_KEY_free(Pi_ec);
 	EVP_PKEY_free(Pi);
 	BN_clear_free(hash_bn);
-	if (ret_group)
+	if (ret_group && Qi)
 		*ret_group = group2;
+	else
+		EC_GROUP_free(group2);
 	return Qi;
 fail:
 	EC_POINT_free(Qi);
@@ -6657,7 +6722,7 @@
 static EC_POINT * dpp_pkex_derive_Qr(const struct dpp_curve_params *curve,
 				     const u8 *mac_resp, const char *code,
 				     const char *identifier, BN_CTX *bnctx,
-				     const EC_GROUP **ret_group)
+				     EC_GROUP **ret_group)
 {
 	u8 hash[DPP_MAX_HASH_LEN];
 	const u8 *addr[3];
@@ -6726,8 +6791,10 @@
 	EC_KEY_free(Pr_ec);
 	EVP_PKEY_free(Pr);
 	BN_clear_free(hash_bn);
-	if (ret_group)
+	if (ret_group && Qr)
 		*ret_group = group2;
+	else
+		EC_GROUP_free(group2);
 	return Qr;
 fail:
 	EC_POINT_free(Qr);
@@ -6796,6 +6863,7 @@
 	BN_free(y);
 	EC_POINT_free(point);
 	BN_CTX_free(ctx);
+	EC_GROUP_free(group);
 
 	return ret;
 }
@@ -6807,7 +6875,7 @@
 	EC_KEY *X_ec = NULL;
 	const EC_POINT *X_point;
 	BN_CTX *bnctx = NULL;
-	const EC_GROUP *group;
+	EC_GROUP *group = NULL;
 	EC_POINT *Qi = NULL, *M = NULL;
 	struct wpabuf *M_buf = NULL;
 	BIGNUM *Mx = NULL, *My = NULL;
@@ -6929,6 +6997,7 @@
 	BN_clear_free(Mx);
 	BN_clear_free(My);
 	BN_CTX_free(bnctx);
+	EC_GROUP_free(group);
 	return msg;
 fail:
 	wpa_printf(MSG_INFO, "DPP: Failed to build PKEX Exchange Request");
@@ -7173,7 +7242,7 @@
 	struct dpp_pkex *pkex = NULL;
 	EC_POINT *Qi = NULL, *Qr = NULL, *M = NULL, *X = NULL, *N = NULL;
 	BN_CTX *bnctx = NULL;
-	const EC_GROUP *group;
+	EC_GROUP *group = NULL;
 	BIGNUM *Mx = NULL, *My = NULL;
 	EC_KEY *Y_ec = NULL, *X_ec = NULL;;
 	const EC_POINT *Y_point;
@@ -7390,6 +7459,7 @@
 	EC_POINT_free(X);
 	EC_KEY_free(X_ec);
 	EC_KEY_free(Y_ec);
+	EC_GROUP_free(group);
 	return pkex;
 fail:
 	wpa_printf(MSG_DEBUG, "DPP: PKEX Exchange Request processing failed");
@@ -7518,7 +7588,7 @@
 {
 	const u8 *attr_status, *attr_id, *attr_key, *attr_group;
 	u16 attr_status_len, attr_id_len, attr_key_len, attr_group_len;
-	const EC_GROUP *group;
+	EC_GROUP *group = NULL;
 	BN_CTX *bnctx = NULL;
 	struct wpabuf *msg = NULL, *A_pub = NULL, *X_pub = NULL, *Y_pub = NULL;
 	const struct dpp_curve_params *curve = pkex->own_bi->curve;
@@ -7715,6 +7785,7 @@
 	EC_KEY_free(Y_ec);
 	EVP_PKEY_CTX_free(ctx);
 	BN_CTX_free(bnctx);
+	EC_GROUP_free(group);
 	return msg;
 fail:
 	wpa_printf(MSG_DEBUG, "DPP: PKEX Exchange Response processing failed");
@@ -8533,20 +8604,25 @@
 		       char *reply, int reply_size)
 {
 	struct dpp_bootstrap_info *bi;
+	char pkhash[2 * SHA256_MAC_LEN + 1];
 
 	bi = dpp_bootstrap_get_id(dpp, id);
 	if (!bi)
 		return -1;
+	wpa_snprintf_hex(pkhash, sizeof(pkhash), bi->pubkey_hash,
+			 SHA256_MAC_LEN);
 	return os_snprintf(reply, reply_size, "type=%s\n"
 			   "mac_addr=" MACSTR "\n"
 			   "info=%s\n"
 			   "num_freq=%u\n"
-			   "curve=%s\n",
+			   "curve=%s\n"
+			   "pkhash=%s\n",
 			   dpp_bootstrap_type_txt(bi->type),
 			   MAC2STR(bi->mac_addr),
 			   bi->info ? bi->info : "",
 			   bi->num_freq,
-			   bi->curve->name);
+			   bi->curve->name,
+			   pkhash);
 }
 
 
@@ -8689,16 +8765,88 @@
 }
 
 
-struct dpp_global * dpp_global_init(void)
+#ifdef CONFIG_DPP2
+
+static void dpp_connection_free(struct dpp_connection *conn)
+{
+	if (conn->sock >= 0) {
+		wpa_printf(MSG_DEBUG, "DPP: Close Controller socket %d",
+			   conn->sock);
+		eloop_unregister_sock(conn->sock, EVENT_TYPE_READ);
+		eloop_unregister_sock(conn->sock, EVENT_TYPE_WRITE);
+		close(conn->sock);
+	}
+	wpabuf_free(conn->msg);
+	wpabuf_free(conn->msg_out);
+	dpp_auth_deinit(conn->auth);
+	os_free(conn);
+}
+
+
+static void dpp_connection_remove(struct dpp_connection *conn)
+{
+	dl_list_del(&conn->list);
+	dpp_connection_free(conn);
+}
+
+
+static void dpp_tcp_init_flush(struct dpp_global *dpp)
+{
+	struct dpp_connection *conn, *tmp;
+
+	dl_list_for_each_safe(conn, tmp, &dpp->tcp_init, struct dpp_connection,
+			      list)
+		dpp_connection_remove(conn);
+}
+
+
+static void dpp_relay_controller_free(struct dpp_relay_controller *ctrl)
+{
+	struct dpp_connection *conn, *tmp;
+
+	dl_list_for_each_safe(conn, tmp, &ctrl->conn, struct dpp_connection,
+			      list)
+		dpp_connection_remove(conn);
+	os_free(ctrl);
+}
+
+
+static void dpp_relay_flush_controllers(struct dpp_global *dpp)
+{
+	struct dpp_relay_controller *ctrl, *tmp;
+
+	if (!dpp)
+		return;
+
+	dl_list_for_each_safe(ctrl, tmp, &dpp->controllers,
+			      struct dpp_relay_controller, list) {
+		dl_list_del(&ctrl->list);
+		dpp_relay_controller_free(ctrl);
+	}
+}
+
+#endif /* CONFIG_DPP2 */
+
+
+struct dpp_global * dpp_global_init(struct dpp_global_config *config)
 {
 	struct dpp_global *dpp;
 
 	dpp = os_zalloc(sizeof(*dpp));
 	if (!dpp)
 		return NULL;
+	dpp->msg_ctx = config->msg_ctx;
+#ifdef CONFIG_DPP2
+	dpp->cb_ctx = config->cb_ctx;
+	dpp->process_conf_obj = config->process_conf_obj;
+#endif /* CONFIG_DPP2 */
 
 	dl_list_init(&dpp->bootstrap);
 	dl_list_init(&dpp->configurator);
+#ifdef CONFIG_DPP2
+	dl_list_init(&dpp->controllers);
+	dl_list_init(&dpp->tcp_init);
+#endif /* CONFIG_DPP2 */
 
 	return dpp;
 }
@@ -8711,6 +8859,11 @@
 
 	dpp_bootstrap_del(dpp, 0);
 	dpp_configurator_del(dpp, 0);
+#ifdef CONFIG_DPP2
+	dpp_tcp_init_flush(dpp);
+	dpp_relay_flush_controllers(dpp);
+	dpp_controller_stop(dpp);
+#endif /* CONFIG_DPP2 */
 }
 
 
@@ -8719,3 +8872,1233 @@
 	dpp_global_clear(dpp);
 	os_free(dpp);
 }
+
+
+#ifdef CONFIG_DPP2
+
+static void dpp_controller_rx(int sd, void *eloop_ctx, void *sock_ctx);
+static void dpp_conn_tx_ready(int sock, void *eloop_ctx, void *sock_ctx);
+static void dpp_controller_auth_success(struct dpp_connection *conn,
+					int initiator);
+
+
+int dpp_relay_add_controller(struct dpp_global *dpp,
+			     struct dpp_relay_config *config)
+{
+	struct dpp_relay_controller *ctrl;
+
+	if (!dpp)
+		return -1;
+
+	ctrl = os_zalloc(sizeof(*ctrl));
+	if (!ctrl)
+		return -1;
+	dl_list_init(&ctrl->conn);
+	ctrl->global = dpp;
+	os_memcpy(&ctrl->ipaddr, config->ipaddr, sizeof(*config->ipaddr));
+	os_memcpy(ctrl->pkhash, config->pkhash, SHA256_MAC_LEN);
+	ctrl->cb_ctx = config->cb_ctx;
+	ctrl->tx = config->tx;
+	ctrl->gas_resp_tx = config->gas_resp_tx;
+	dl_list_add(&dpp->controllers, &ctrl->list);
+	return 0;
+}
+
+
+static struct dpp_relay_controller *
+dpp_relay_controller_get(struct dpp_global *dpp, const u8 *pkhash)
+{
+	struct dpp_relay_controller *ctrl;
+
+	if (!dpp)
+		return NULL;
+
+	dl_list_for_each(ctrl, &dpp->controllers, struct dpp_relay_controller,
+			 list) {
+		if (os_memcmp(pkhash, ctrl->pkhash, SHA256_MAC_LEN) == 0)
+			return ctrl;
+	}
+
+	return NULL;
+}
+
+
+static void dpp_controller_gas_done(struct dpp_connection *conn)
+{
+	struct dpp_authentication *auth = conn->auth;
+
+	if (auth->peer_version >= 2 &&
+	    auth->conf_resp_status == DPP_STATUS_OK) {
+		wpa_printf(MSG_DEBUG, "DPP: Wait for Configuration Result");
+		auth->waiting_conf_result = 1;
+		return;
+	}
+
+	wpa_msg(conn->ctrl->global->msg_ctx, MSG_INFO, DPP_EVENT_CONF_SENT);
+	dpp_connection_remove(conn);
+}
+
+
+static int dpp_tcp_send(struct dpp_connection *conn)
+{
+	int res;
+
+	if (!conn->msg_out) {
+		eloop_unregister_sock(conn->sock, EVENT_TYPE_WRITE);
+		conn->write_eloop = 0;
+		return -1;
+	}
+	res = send(conn->sock,
+		   wpabuf_head_u8(conn->msg_out) + conn->msg_out_pos,
+		   wpabuf_len(conn->msg_out) - conn->msg_out_pos, 0);
+	if (res < 0) {
+		wpa_printf(MSG_DEBUG, "DPP: Failed to send buffer: %s",
+			   strerror(errno));
+		dpp_connection_remove(conn);
+		return -1;
+	}
+
+	conn->msg_out_pos += res;
+	if (wpabuf_len(conn->msg_out) > conn->msg_out_pos) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: %u/%u bytes of message sent to Controller",
+			   (unsigned int) conn->msg_out_pos,
+			   (unsigned int) wpabuf_len(conn->msg_out));
+		if (!conn->write_eloop &&
+		    eloop_register_sock(conn->sock, EVENT_TYPE_WRITE,
+					dpp_conn_tx_ready, conn, NULL) == 0)
+			conn->write_eloop = 1;
+		return 1;
+	}
+
+	wpa_printf(MSG_DEBUG, "DPP: Full message sent over TCP");
+	wpabuf_free(conn->msg_out);
+	conn->msg_out = NULL;
+	conn->msg_out_pos = 0;
+	eloop_unregister_sock(conn->sock, EVENT_TYPE_WRITE);
+	conn->write_eloop = 0;
+	if (!conn->read_eloop &&
+	    eloop_register_sock(conn->sock, EVENT_TYPE_READ,
+				dpp_controller_rx, conn, NULL) == 0)
+		conn->read_eloop = 1;
+	if (conn->on_tcp_tx_complete_remove) {
+		dpp_connection_remove(conn);
+	} else if (conn->ctrl && conn->on_tcp_tx_complete_gas_done &&
+		   conn->auth) {
+		dpp_controller_gas_done(conn);
+	} else if (conn->on_tcp_tx_complete_auth_ok) {
+		conn->on_tcp_tx_complete_auth_ok = 0;
+		dpp_controller_auth_success(conn, 1);
+	}
+
+	return 0;
+}
+
+
+static void dpp_controller_start_gas_client(struct dpp_connection *conn)
+{
+	struct dpp_authentication *auth = conn->auth;
+	struct wpabuf *buf;
+	char json[100];
+	int netrole_ap = 0; /* TODO: make this configurable */
+
+	os_snprintf(json, sizeof(json),
+		    "{\"name\":\"Test\","
+		    "\"wi-fi_tech\":\"infra\","
+		    "\"netRole\":\"%s\"}",
+		    netrole_ap ? "ap" : "sta");
+#ifdef CONFIG_TESTING_OPTIONS
+	if (dpp_test == DPP_TEST_INVALID_CONFIG_ATTR_OBJ_CONF_REQ) {
+		wpa_printf(MSG_INFO, "DPP: TESTING - invalid Config Attr");
+		json[29] = 'k'; /* replace "infra" with "knfra" */
+	}
+#endif /* CONFIG_TESTING_OPTIONS */
+	wpa_printf(MSG_DEBUG, "DPP: GAS Config Attributes: %s", json);
+
+	buf = dpp_build_conf_req(auth, json);
+	if (!buf) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: No configuration request data available");
+		return;
+	}
+
+	wpabuf_free(conn->msg_out);
+	conn->msg_out_pos = 0;
+	conn->msg_out = wpabuf_alloc(4 + wpabuf_len(buf) - 1);
+	if (!conn->msg_out) {
+		wpabuf_free(buf);
+		return;
+	}
+	wpabuf_put_be32(conn->msg_out, wpabuf_len(buf) - 1);
+	wpabuf_put_data(conn->msg_out, wpabuf_head(buf) + 1,
+			wpabuf_len(buf) - 1);
+	wpabuf_free(buf);
+
+	if (dpp_tcp_send(conn) == 1) {
+		if (!conn->write_eloop) {
+			if (eloop_register_sock(conn->sock, EVENT_TYPE_WRITE,
+						dpp_conn_tx_ready,
+						conn, NULL) < 0)
+				return;
+			conn->write_eloop = 1;
+		}
+	}
+}
+
+
+static void dpp_controller_auth_success(struct dpp_connection *conn,
+					int initiator)
+{
+	struct dpp_authentication *auth = conn->auth;
+
+	if (!auth)
+		return;
+
+	wpa_printf(MSG_DEBUG, "DPP: Authentication succeeded");
+	wpa_msg(conn->global->msg_ctx, MSG_INFO,
+		DPP_EVENT_AUTH_SUCCESS "init=%d", initiator);
+#ifdef CONFIG_TESTING_OPTIONS
+	if (dpp_test == DPP_TEST_STOP_AT_AUTH_CONF) {
+		wpa_printf(MSG_INFO,
+			   "DPP: TESTING - stop at Authentication Confirm");
+		if (auth->configurator) {
+			/* Prevent GAS response */
+			auth->auth_success = 0;
+		}
+		return;
+	}
+#endif /* CONFIG_TESTING_OPTIONS */
+
+	if (!auth->configurator)
+		dpp_controller_start_gas_client(conn);
+}
+
+
+static void dpp_conn_tx_ready(int sock, void *eloop_ctx, void *sock_ctx)
+{
+	struct dpp_connection *conn = eloop_ctx;
+
+	wpa_printf(MSG_DEBUG, "DPP: TCP socket %d ready for TX", sock);
+	dpp_tcp_send(conn);
+}
+
+
+static int dpp_ipaddr_to_sockaddr(struct sockaddr *addr, socklen_t *addrlen,
+				  const struct hostapd_ip_addr *ipaddr,
+				  int port)
+{
+	struct sockaddr_in *dst;
+#ifdef CONFIG_IPV6
+	struct sockaddr_in6 *dst6;
+#endif /* CONFIG_IPV6 */
+
+	switch (ipaddr->af) {
+	case AF_INET:
+		dst = (struct sockaddr_in *) addr;
+		os_memset(dst, 0, sizeof(*dst));
+		dst->sin_family = AF_INET;
+		dst->sin_addr.s_addr = ipaddr->u.v4.s_addr;
+		dst->sin_port = htons(port);
+		*addrlen = sizeof(*dst);
+		break;
+#ifdef CONFIG_IPV6
+	case AF_INET6:
+		dst6 = (struct sockaddr_in6 *) addr;
+		os_memset(dst6, 0, sizeof(*dst6));
+		dst6->sin6_family = AF_INET6;
+		os_memcpy(&dst6->sin6_addr, &ipaddr->u.v6,
+			  sizeof(struct in6_addr));
+		dst6->sin6_port = htons(port);
+		*addrlen = sizeof(*dst6);
+		break;
+#endif /* CONFIG_IPV6 */
+	default:
+		return -1;
+	}
+
+	return 0;
+}
+
+
+static struct dpp_connection *
+dpp_relay_new_conn(struct dpp_relay_controller *ctrl, const u8 *src,
+		   unsigned int freq)
+{
+	struct dpp_connection *conn;
+	struct sockaddr_storage addr;
+	socklen_t addrlen;
+	char txt[100];
+
+	if (dl_list_len(&ctrl->conn) >= 15) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: Too many ongoing Relay connections to the Controller - cannot start a new one");
+		return NULL;
+	}
+
+	if (dpp_ipaddr_to_sockaddr((struct sockaddr *) &addr, &addrlen,
+				   &ctrl->ipaddr, DPP_TCP_PORT) < 0)
+		return NULL;
+
+	conn = os_zalloc(sizeof(*conn));
+	if (!conn)
+		return NULL;
+
+	conn->global = ctrl->global;
+	conn->relay = ctrl;
+	os_memcpy(conn->mac_addr, src, ETH_ALEN);
+	conn->freq = freq;
+
+	conn->sock = socket(AF_INET, SOCK_STREAM, 0);
+	if (conn->sock < 0)
+		goto fail;
+	wpa_printf(MSG_DEBUG, "DPP: TCP relay socket %d connection to %s",
+		   conn->sock, hostapd_ip_txt(&ctrl->ipaddr, txt, sizeof(txt)));
+
+	if (fcntl(conn->sock, F_SETFL, O_NONBLOCK) != 0) {
+		wpa_printf(MSG_DEBUG, "DPP: fnctl(O_NONBLOCK) failed: %s",
+			   strerror(errno));
+		goto fail;
+	}
+
+	if (connect(conn->sock, (struct sockaddr *) &addr, addrlen) < 0) {
+		if (errno != EINPROGRESS) {
+			wpa_printf(MSG_DEBUG, "DPP: Failed to connect: %s",
+				   strerror(errno));
+			goto fail;
+		}
+
+		/*
+		 * Continue connecting in the background; eloop will call us
+		 * once the connection is ready (or failed).
+		 */
+	}
+
+	if (eloop_register_sock(conn->sock, EVENT_TYPE_WRITE,
+				dpp_conn_tx_ready, conn, NULL) < 0)
+		goto fail;
+	conn->write_eloop = 1;
+
+	/* TODO: eloop timeout to clear a connection if it does not complete
+	 * properly */
+
+	dl_list_add(&ctrl->conn, &conn->list);
+	return conn;
+fail:
+	dpp_connection_free(conn);
+	return NULL;
+}
+
+
+static struct wpabuf * dpp_tcp_encaps(const u8 *hdr, const u8 *buf, size_t len)
+{
+	struct wpabuf *msg;
+
+	msg = wpabuf_alloc(4 + 1 + DPP_HDR_LEN + len);
+	if (!msg)
+		return NULL;
+	wpabuf_put_be32(msg, 1 + DPP_HDR_LEN + len);
+	wpabuf_put_u8(msg, WLAN_PA_VENDOR_SPECIFIC);
+	wpabuf_put_data(msg, hdr, DPP_HDR_LEN);
+	wpabuf_put_data(msg, buf, len);
+	wpa_hexdump_buf(MSG_MSGDUMP, "DPP: Outgoing TCP message", msg);
+	return msg;
+}
+
+
+static int dpp_relay_tx(struct dpp_connection *conn, const u8 *hdr,
+			const u8 *buf, size_t len)
+{
+	u8 type = hdr[DPP_HDR_LEN - 1];
+
+	wpa_printf(MSG_DEBUG,
+		   "DPP: Continue already established Relay/Controller connection for this session");
+	wpabuf_free(conn->msg_out);
+	conn->msg_out_pos = 0;
+	conn->msg_out = dpp_tcp_encaps(hdr, buf, len);
+	if (!conn->msg_out) {
+		dpp_connection_remove(conn);
+		return -1;
+	}
+
+	/* TODO: for proto ver 1, need to do remove connection based on GAS Resp
+	 * TX status */
+	if (type == DPP_PA_CONFIGURATION_RESULT)
+		conn->on_tcp_tx_complete_remove = 1;
+	dpp_tcp_send(conn);
+	return 0;
+}
+
+
+int dpp_relay_rx_action(struct dpp_global *dpp, const u8 *src, const u8 *hdr,
+			const u8 *buf, size_t len, unsigned int freq,
+			const u8 *i_bootstrap, const u8 *r_bootstrap)
+{
+	struct dpp_relay_controller *ctrl;
+	struct dpp_connection *conn;
+	u8 type = hdr[DPP_HDR_LEN - 1];
+
+	/* Check if there is an already started session for this peer and if so,
+	 * continue that session (send this over TCP) and return 0.
+	 */
+	if (type != DPP_PA_PEER_DISCOVERY_REQ &&
+	    type != DPP_PA_PEER_DISCOVERY_RESP) {
+		dl_list_for_each(ctrl, &dpp->controllers,
+				 struct dpp_relay_controller, list) {
+			dl_list_for_each(conn, &ctrl->conn,
+					 struct dpp_connection, list) {
+				if (os_memcmp(src, conn->mac_addr,
+					      ETH_ALEN) == 0)
+					return dpp_relay_tx(conn, hdr, buf, len);
+			}
+		}
+	}
+
+	if (!r_bootstrap)
+		return -1;
+
+	ctrl = dpp_relay_controller_get(dpp, r_bootstrap);
+	if (!ctrl)
+		return -1;
+
+	wpa_printf(MSG_DEBUG,
+		   "DPP: Authentication Request for a configured Controller");
+	conn = dpp_relay_new_conn(ctrl, src, freq);
+	if (!conn)
+		return -1;
+
+	conn->msg_out = dpp_tcp_encaps(hdr, buf, len);
+	if (!conn->msg_out) {
+		dpp_connection_remove(conn);
+		return -1;
+	}
+	/* Message will be sent in dpp_conn_tx_ready() */
+
+	return 0;
+}
+
+
+int dpp_relay_rx_gas_req(struct dpp_global *dpp, const u8 *src, const u8 *data,
+			 size_t data_len)
+{
+	struct dpp_relay_controller *ctrl;
+	struct dpp_connection *conn, *found = NULL;
+	struct wpabuf *msg;
+
+	/* Check if there is a successfully completed authentication for this
+	 * and if so, continue that session (send this over TCP) and return 0.
+	 */
+	dl_list_for_each(ctrl, &dpp->controllers,
+			 struct dpp_relay_controller, list) {
+		if (found)
+			break;
+		dl_list_for_each(conn, &ctrl->conn,
+				 struct dpp_connection, list) {
+			if (os_memcmp(src, conn->mac_addr,
+				      ETH_ALEN) == 0) {
+				found = conn;
+				break;
+			}
+		}
+	}
+
+	if (!found)
+		return -1;
+
+	msg = wpabuf_alloc(4 + 1 + data_len);
+	if (!msg)
+		return -1;
+	wpabuf_put_be32(msg, 1 + data_len);
+	wpabuf_put_u8(msg, WLAN_PA_GAS_INITIAL_REQ);
+	wpabuf_put_data(msg, data, data_len);
+	wpa_hexdump_buf(MSG_MSGDUMP, "DPP: Outgoing TCP message", msg);
+
+	wpabuf_free(conn->msg_out);
+	conn->msg_out_pos = 0;
+	conn->msg_out = msg;
+	dpp_tcp_send(conn);
+	return 0;
+}
+
+
+static void dpp_controller_free(struct dpp_controller *ctrl)
+{
+	struct dpp_connection *conn, *tmp;
+
+	if (!ctrl)
+		return;
+
+	dl_list_for_each_safe(conn, tmp, &ctrl->conn, struct dpp_connection,
+			      list)
+		dpp_connection_remove(conn);
+
+	if (ctrl->sock >= 0) {
+		close(ctrl->sock);
+		eloop_unregister_sock(ctrl->sock, EVENT_TYPE_READ);
+	}
+	os_free(ctrl->configurator_params);
+	os_free(ctrl);
+}
+
+
+static int dpp_controller_rx_auth_req(struct dpp_connection *conn,
+				      const u8 *hdr, const u8 *buf, size_t len)
+{
+	const u8 *r_bootstrap, *i_bootstrap;
+	u16 r_bootstrap_len, i_bootstrap_len;
+	struct dpp_bootstrap_info *own_bi = NULL, *peer_bi = NULL;
+
+	if (!conn->ctrl)
+		return 0;
+
+	wpa_printf(MSG_DEBUG, "DPP: Authentication Request");
+
+	r_bootstrap = dpp_get_attr(buf, len, DPP_ATTR_R_BOOTSTRAP_KEY_HASH,
+				   &r_bootstrap_len);
+	if (!r_bootstrap || r_bootstrap_len != SHA256_MAC_LEN) {
+		wpa_printf(MSG_INFO,
+			   "Missing or invalid required Responder Bootstrapping Key Hash attribute");
+		return -1;
+	}
+	wpa_hexdump(MSG_MSGDUMP, "DPP: Responder Bootstrapping Key Hash",
+		    r_bootstrap, r_bootstrap_len);
+
+	i_bootstrap = dpp_get_attr(buf, len, DPP_ATTR_I_BOOTSTRAP_KEY_HASH,
+				   &i_bootstrap_len);
+	if (!i_bootstrap || i_bootstrap_len != SHA256_MAC_LEN) {
+		wpa_printf(MSG_INFO,
+			   "Missing or invalid required Initiator Bootstrapping Key Hash attribute");
+		return -1;
+	}
+	wpa_hexdump(MSG_MSGDUMP, "DPP: Initiator Bootstrapping Key Hash",
+		    i_bootstrap, i_bootstrap_len);
+
+	/* Try to find own and peer bootstrapping key matches based on the
+	 * received hash values */
+	dpp_bootstrap_find_pair(conn->ctrl->global, i_bootstrap, r_bootstrap,
+				&own_bi, &peer_bi);
+	if (!own_bi) {
+		wpa_printf(MSG_INFO,
+			"No matching own bootstrapping key found - ignore message");
+		return -1;
+	}
+
+	if (conn->auth) {
+		wpa_printf(MSG_INFO,
+			   "Already in DPP authentication exchange - ignore new one");
+		return 0;
+	}
+
+	conn->auth = dpp_auth_req_rx(conn->ctrl->global->msg_ctx,
+				     conn->ctrl->allowed_roles,
+				     conn->ctrl->qr_mutual,
+				     peer_bi, own_bi, -1, hdr, buf, len);
+	if (!conn->auth) {
+		wpa_printf(MSG_DEBUG, "DPP: No response generated");
+		return -1;
+	}
+
+	if (dpp_set_configurator(conn->ctrl->global, conn->ctrl->global->msg_ctx,
+				 conn->auth,
+				 conn->ctrl->configurator_params) < 0) {
+		dpp_connection_remove(conn);
+		return -1;
+	}
+
+	wpabuf_free(conn->msg_out);
+	conn->msg_out_pos = 0;
+	conn->msg_out = wpabuf_alloc(4 + wpabuf_len(conn->auth->resp_msg) - 1);
+	if (!conn->msg_out)
+		return -1;
+	wpabuf_put_be32(conn->msg_out, wpabuf_len(conn->auth->resp_msg) - 1);
+	wpabuf_put_data(conn->msg_out, wpabuf_head(conn->auth->resp_msg) + 1,
+			wpabuf_len(conn->auth->resp_msg) - 1);
+
+	if (dpp_tcp_send(conn) == 1) {
+		if (!conn->write_eloop) {
+			if (eloop_register_sock(conn->sock, EVENT_TYPE_WRITE,
+						dpp_conn_tx_ready,
+						conn, NULL) < 0)
+				return -1;
+			conn->write_eloop = 1;
+		}
+	}
+
+	return 0;
+}
+
+
+static int dpp_controller_rx_auth_resp(struct dpp_connection *conn,
+				       const u8 *hdr, const u8 *buf, size_t len)
+{
+	struct dpp_authentication *auth = conn->auth;
+	struct wpabuf *msg;
+
+	if (!auth)
+		return -1;
+
+	wpa_printf(MSG_DEBUG, "DPP: Authentication Response");
+
+	msg = dpp_auth_resp_rx(auth, hdr, buf, len);
+	if (!msg) {
+		if (auth->auth_resp_status == DPP_STATUS_RESPONSE_PENDING) {
+			wpa_printf(MSG_DEBUG,
+				   "DPP: Start wait for full response");
+			return -1;
+		}
+		wpa_printf(MSG_DEBUG, "DPP: No confirm generated");
+		dpp_connection_remove(conn);
+		return -1;
+	}
+
+	wpabuf_free(conn->msg_out);
+	conn->msg_out_pos = 0;
+	conn->msg_out = wpabuf_alloc(4 + wpabuf_len(msg) - 1);
+	if (!conn->msg_out) {
+		wpabuf_free(msg);
+		return -1;
+	}
+	wpabuf_put_be32(conn->msg_out, wpabuf_len(msg) - 1);
+	wpabuf_put_data(conn->msg_out, wpabuf_head(msg) + 1,
+			wpabuf_len(msg) - 1);
+	wpabuf_free(msg);
+
+	conn->on_tcp_tx_complete_auth_ok = 1;
+	if (dpp_tcp_send(conn) == 1) {
+		if (!conn->write_eloop) {
+			if (eloop_register_sock(conn->sock, EVENT_TYPE_WRITE,
+						dpp_conn_tx_ready,
+						conn, NULL) < 0)
+				return -1;
+			conn->write_eloop = 1;
+		}
+	}
+
+	return 0;
+}
+
+
+static int dpp_controller_rx_auth_conf(struct dpp_connection *conn,
+				       const u8 *hdr, const u8 *buf, size_t len)
+{
+	struct dpp_authentication *auth = conn->auth;
+
+	wpa_printf(MSG_DEBUG, "DPP: Authentication Confirmation");
+
+	if (!auth) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: No DPP Authentication in progress - drop");
+		return -1;
+	}
+
+	if (dpp_auth_conf_rx(auth, hdr, buf, len) < 0) {
+		wpa_printf(MSG_DEBUG, "DPP: Authentication failed");
+		return -1;
+	}
+
+	dpp_controller_auth_success(conn, 0);
+	return 0;
+}
+
+
+static int dpp_controller_rx_conf_result(struct dpp_connection *conn,
+					 const u8 *hdr, const u8 *buf,
+					 size_t len)
+{
+	struct dpp_authentication *auth = conn->auth;
+	enum dpp_status_error status;
+
+	if (!conn->ctrl)
+		return 0;
+
+	wpa_printf(MSG_DEBUG, "DPP: Configuration Result");
+
+	if (!auth || !auth->waiting_conf_result) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: No DPP Configuration waiting for result - drop");
+		return -1;
+	}
+
+	status = dpp_conf_result_rx(auth, hdr, buf, len);
+	if (status == DPP_STATUS_OK)
+		wpa_msg(conn->ctrl->global->msg_ctx, MSG_INFO,
+			DPP_EVENT_CONF_SENT);
+	else
+		wpa_msg(conn->ctrl->global->msg_ctx, MSG_INFO,
+			DPP_EVENT_CONF_FAILED);
+	return -1; /* to remove the completed connection */
+}
+
+
+static int dpp_controller_rx_action(struct dpp_connection *conn, const u8 *msg,
+				    size_t len)
+{
+	const u8 *pos, *end;
+	u8 type;
+
+	wpa_printf(MSG_DEBUG, "DPP: Received DPP Action frame over TCP");
+	pos = msg;
+	end = msg + len;
+
+	if (end - pos < DPP_HDR_LEN ||
+	    WPA_GET_BE24(pos) != OUI_WFA ||
+	    pos[3] != DPP_OUI_TYPE) {
+		wpa_printf(MSG_DEBUG, "DPP: Unrecognized header");
+		return -1;
+	}
+
+	if (pos[4] != 1) {
+		wpa_printf(MSG_DEBUG, "DPP: Unsupported Crypto Suite %u",
+			   pos[4]);
+		return -1;
+	}
+	type = pos[5];
+	wpa_printf(MSG_DEBUG, "DPP: Received message type %u", type);
+	pos += DPP_HDR_LEN;
+
+	wpa_hexdump(MSG_MSGDUMP, "DPP: Received message attributes",
+		    pos, end - pos);
+	if (dpp_check_attrs(pos, end - pos) < 0)
+		return -1;
+
+	if (conn->relay) {
+		wpa_printf(MSG_DEBUG, "DPP: Relay - send over WLAN");
+		conn->relay->tx(conn->relay->cb_ctx, conn->mac_addr,
+				conn->freq, msg, len);
+		return 0;
+	}
+
+	switch (type) {
+	case DPP_PA_AUTHENTICATION_REQ:
+		return dpp_controller_rx_auth_req(conn, msg, pos, end - pos);
+	case DPP_PA_AUTHENTICATION_RESP:
+		return dpp_controller_rx_auth_resp(conn, msg, pos, end - pos);
+	case DPP_PA_AUTHENTICATION_CONF:
+		return dpp_controller_rx_auth_conf(conn, msg, pos, end - pos);
+	case DPP_PA_CONFIGURATION_RESULT:
+		return dpp_controller_rx_conf_result(conn, msg, pos, end - pos);
+	default:
+		/* TODO: missing messages types */
+		wpa_printf(MSG_DEBUG,
+			   "DPP: Unsupported frame subtype %d", type);
+		return -1;
+	}
+}
+
+
+static int dpp_controller_rx_gas_req(struct dpp_connection *conn, const u8 *msg,
+				     size_t len)
+{
+	const u8 *pos, *end, *next;
+	u8 dialog_token;
+	const u8 *adv_proto;
+	u16 slen;
+	struct wpabuf *resp, *buf;
+	struct dpp_authentication *auth = conn->auth;
+
+	if (len < 1 + 2)
+		return -1;
+
+	wpa_printf(MSG_DEBUG,
+		   "DPP: Received DPP Configuration Request over TCP");
+
+	if (!conn->ctrl || !auth || !auth->auth_success) {
+		wpa_printf(MSG_DEBUG, "DPP: No matching exchange in progress");
+		return -1;
+	}
+
+	pos = msg;
+	end = msg + len;
+
+	dialog_token = *pos++;
+	adv_proto = pos++;
+	slen = *pos++;
+	if (*adv_proto != WLAN_EID_ADV_PROTO ||
+	    slen > end - pos || slen < 2)
+		return -1;
+
+	next = pos + slen;
+	pos++; /* skip QueryRespLenLimit and PAME-BI */
+
+	if (slen != 8 || *pos != WLAN_EID_VENDOR_SPECIFIC ||
+	    pos[1] != 5 || WPA_GET_BE24(&pos[2]) != OUI_WFA ||
+	    pos[5] != DPP_OUI_TYPE || pos[6] != 0x01)
+		return -1;
+
+	pos = next;
+	/* Query Request */
+	if (end - pos < 2)
+		return -1;
+	slen = WPA_GET_LE16(pos);
+	pos += 2;
+	if (slen > end - pos)
+		return -1;
+
+	resp = dpp_conf_req_rx(auth, pos, slen);
+	if (!resp)
+		return -1;
+
+	buf = wpabuf_alloc(4 + 18 + wpabuf_len(resp));
+	if (!buf) {
+		wpabuf_free(resp);
+		return -1;
+	}
+
+	wpabuf_put_be32(buf, 18 + wpabuf_len(resp));
+
+	wpabuf_put_u8(buf, WLAN_PA_GAS_INITIAL_RESP);
+	wpabuf_put_u8(buf, dialog_token);
+	wpabuf_put_le16(buf, WLAN_STATUS_SUCCESS);
+	wpabuf_put_le16(buf, 0); /* GAS Comeback Delay */
+
+	dpp_write_adv_proto(buf);
+	dpp_write_gas_query(buf, resp);
+	wpabuf_free(resp);
+
+	/* Send Config Response over TCP; GAS fragmentation is taken care of by
+	 * the Relay */
+	wpa_hexdump_buf(MSG_MSGDUMP, "DPP: Outgoing TCP message", buf);
+	wpabuf_free(conn->msg_out);
+	conn->msg_out_pos = 0;
+	conn->msg_out = buf;
+	conn->on_tcp_tx_complete_gas_done = 1;
+	dpp_tcp_send(conn);
+	return 0;
+}
+
+
+static int dpp_tcp_rx_gas_resp(struct dpp_connection *conn, struct wpabuf *resp)
+{
+	struct dpp_authentication *auth = conn->auth;
+	int res;
+	struct wpabuf *msg, *encaps;
+	enum dpp_status_error status;
+
+	wpa_printf(MSG_DEBUG,
+		   "DPP: Configuration Response for local stack from TCP");
+
+	res = dpp_conf_resp_rx(auth, resp);
+	wpabuf_free(resp);
+	if (res < 0) {
+		wpa_printf(MSG_DEBUG, "DPP: Configuration attempt failed");
+		return -1;
+	}
+
+	if (conn->global->process_conf_obj)
+		res = conn->global->process_conf_obj(conn->global->cb_ctx,
+						     auth);
+	else
+		res = 0;
+
+	if (auth->peer_version < 2 || auth->conf_resp_status != DPP_STATUS_OK)
+		return -1;
+
+	wpa_printf(MSG_DEBUG, "DPP: Send DPP Configuration Result");
+	status = res < 0 ? DPP_STATUS_CONFIG_REJECTED : DPP_STATUS_OK;
+	msg = dpp_build_conf_result(auth, status);
+	if (!msg)
+		return -1;
+
+	encaps = wpabuf_alloc(4 + wpabuf_len(msg) - 1);
+	if (!encaps) {
+		wpabuf_free(msg);
+		return -1;
+	}
+	wpabuf_put_be32(encaps, wpabuf_len(msg) - 1);
+	wpabuf_put_data(encaps, wpabuf_head(msg) + 1, wpabuf_len(msg) - 1);
+	wpabuf_free(msg);
+	wpa_hexdump_buf(MSG_MSGDUMP, "DPP: Outgoing TCP message", encaps);
+
+	wpabuf_free(conn->msg_out);
+	conn->msg_out_pos = 0;
+	conn->msg_out = encaps;
+	conn->on_tcp_tx_complete_remove = 1;
+	dpp_tcp_send(conn);
+
+	/* This exchange will be terminated in the TX status handler */
+
+	return 0;
+}
+
+
+static int dpp_rx_gas_resp(struct dpp_connection *conn, const u8 *msg,
+			   size_t len)
+{
+	struct wpabuf *buf;
+	u8 dialog_token;
+	const u8 *pos, *end, *next, *adv_proto;
+	u16 status, slen;
+
+	if (len < 5 + 2)
+		return -1;
+
+	wpa_printf(MSG_DEBUG,
+		   "DPP: Received DPP Configuration Response over TCP");
+
+	pos = msg;
+	end = msg + len;
+
+	dialog_token = *pos++;
+	status = WPA_GET_LE16(pos);
+	if (status != WLAN_STATUS_SUCCESS) {
+		wpa_printf(MSG_DEBUG, "DPP: Unexpected Status Code %u", status);
+		return -1;
+	}
+	pos += 2;
+	pos += 2; /* ignore GAS Comeback Delay */
+
+	adv_proto = pos++;
+	slen = *pos++;
+	if (*adv_proto != WLAN_EID_ADV_PROTO ||
+	    slen > end - pos || slen < 2)
+		return -1;
+
+	next = pos + slen;
+	pos++; /* skip QueryRespLenLimit and PAME-BI */
+
+	if (slen != 8 || *pos != WLAN_EID_VENDOR_SPECIFIC ||
+	    pos[1] != 5 || WPA_GET_BE24(&pos[2]) != OUI_WFA ||
+	    pos[5] != DPP_OUI_TYPE || pos[6] != 0x01)
+		return -1;
+
+	pos = next;
+	/* Query Response */
+	if (end - pos < 2)
+		return -1;
+	slen = WPA_GET_LE16(pos);
+	pos += 2;
+	if (slen > end - pos)
+		return -1;
+
+	buf = wpabuf_alloc(slen);
+	if (!buf)
+		return -1;
+	wpabuf_put_data(buf, pos, slen);
+
+	if (!conn->relay && !conn->ctrl)
+		return dpp_tcp_rx_gas_resp(conn, buf);
+
+	if (!conn->relay) {
+		wpa_printf(MSG_DEBUG, "DPP: No matching exchange in progress");
+		wpabuf_free(buf);
+		return -1;
+	}
+	wpa_printf(MSG_DEBUG, "DPP: Relay - send over WLAN");
+	conn->relay->gas_resp_tx(conn->relay->cb_ctx, conn->mac_addr,
+				 dialog_token, 0, buf);
+
+	return 0;
+}
+
+
+static void dpp_controller_rx(int sd, void *eloop_ctx, void *sock_ctx)
+{
+	struct dpp_connection *conn = eloop_ctx;
+	int res;
+	const u8 *pos;
+
+	wpa_printf(MSG_DEBUG, "DPP: TCP data available for reading (sock %d)",
+		   sd);
+
+	if (conn->msg_len_octets < 4) {
+		u32 msglen;
+
+		res = recv(sd, &conn->msg_len[conn->msg_len_octets],
+			   4 - conn->msg_len_octets, 0);
+		if (res < 0) {
+			wpa_printf(MSG_DEBUG, "DPP: recv failed: %s",
+				   strerror(errno));
+			dpp_connection_remove(conn);
+			return;
+		}
+		if (res == 0) {
+			wpa_printf(MSG_DEBUG,
+				   "DPP: No more data available over TCP");
+			dpp_connection_remove(conn);
+			return;
+		}
+		wpa_printf(MSG_DEBUG,
+			   "DPP: Received %d/%d octet(s) of message length field",
+			   res, (int) (4 - conn->msg_len_octets));
+		conn->msg_len_octets += res;
+
+		if (conn->msg_len_octets < 4) {
+			wpa_printf(MSG_DEBUG,
+				   "DPP: Need %d more octets of message length field",
+				   (int) (4 - conn->msg_len_octets));
+			return;
+		}
+
+		msglen = WPA_GET_BE32(conn->msg_len);
+		wpa_printf(MSG_DEBUG, "DPP: Message length: %u", msglen);
+		if (msglen > 65535) {
+			wpa_printf(MSG_INFO, "DPP: Unexpectedly long message");
+			dpp_connection_remove(conn);
+			return;
+		}
+
+		wpabuf_free(conn->msg);
+		conn->msg = wpabuf_alloc(msglen);
+	}
+
+	if (!conn->msg) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: No buffer available for receiving the message");
+		dpp_connection_remove(conn);
+		return;
+	}
+
+	wpa_printf(MSG_DEBUG, "DPP: Need %u more octets of message payload",
+		   (unsigned int) wpabuf_tailroom(conn->msg));
+
+	res = recv(sd, wpabuf_put(conn->msg, 0), wpabuf_tailroom(conn->msg), 0);
+	if (res < 0) {
+		wpa_printf(MSG_DEBUG, "DPP: recv failed: %s", strerror(errno));
+		dpp_connection_remove(conn);
+		return;
+	}
+	if (res == 0) {
+		wpa_printf(MSG_DEBUG, "DPP: No more data available over TCP");
+		dpp_connection_remove(conn);
+		return;
+	}
+	wpa_printf(MSG_DEBUG, "DPP: Received %d octets", res);
+	wpabuf_put(conn->msg, res);
+
+	if (wpabuf_tailroom(conn->msg) > 0) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: Need %u more octets of message payload",
+			   (unsigned int) wpabuf_tailroom(conn->msg));
+		return;
+	}
+
+	conn->msg_len_octets = 0;
+	wpa_hexdump_buf(MSG_DEBUG, "DPP: Received TCP message", conn->msg);
+	if (wpabuf_len(conn->msg) < 1) {
+		dpp_connection_remove(conn);
+		return;
+	}
+
+	pos = wpabuf_head(conn->msg);
+	switch (*pos) {
+	case WLAN_PA_VENDOR_SPECIFIC:
+		if (dpp_controller_rx_action(conn, pos + 1,
+					     wpabuf_len(conn->msg) - 1) < 0)
+			dpp_connection_remove(conn);
+		break;
+	case WLAN_PA_GAS_INITIAL_REQ:
+		if (dpp_controller_rx_gas_req(conn, pos + 1,
+					      wpabuf_len(conn->msg) - 1) < 0)
+			dpp_connection_remove(conn);
+		break;
+	case WLAN_PA_GAS_INITIAL_RESP:
+		if (dpp_rx_gas_resp(conn, pos + 1,
+				    wpabuf_len(conn->msg) - 1) < 0)
+			dpp_connection_remove(conn);
+		break;
+	default:
+		wpa_printf(MSG_DEBUG, "DPP: Ignore unsupported message type %u",
+			   *pos);
+		break;
+	}
+}
+
+
+static void dpp_controller_tcp_cb(int sd, void *eloop_ctx, void *sock_ctx)
+{
+	struct dpp_controller *ctrl = eloop_ctx;
+	struct sockaddr_in addr;
+	socklen_t addr_len = sizeof(addr);
+	int fd;
+	struct dpp_connection *conn;
+
+	wpa_printf(MSG_DEBUG, "DPP: New TCP connection");
+
+	fd = accept(ctrl->sock, (struct sockaddr *) &addr, &addr_len);
+	if (fd < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: Failed to accept new connection: %s",
+			   strerror(errno));
+		return;
+	}
+	wpa_printf(MSG_DEBUG, "DPP: Connection from %s:%d",
+		   inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));
+
+	conn = os_zalloc(sizeof(*conn));
+	if (!conn)
+		goto fail;
+
+	conn->global = ctrl->global;
+	conn->ctrl = ctrl;
+	conn->sock = fd;
+
+	if (fcntl(conn->sock, F_SETFL, O_NONBLOCK) != 0) {
+		wpa_printf(MSG_DEBUG, "DPP: fnctl(O_NONBLOCK) failed: %s",
+			   strerror(errno));
+		goto fail;
+	}
+
+	if (eloop_register_sock(conn->sock, EVENT_TYPE_READ,
+				dpp_controller_rx, conn, NULL) < 0)
+		goto fail;
+	conn->read_eloop = 1;
+
+	/* TODO: eloop timeout to expire connections that do not complete in
+	 * reasonable time */
+	dl_list_add(&ctrl->conn, &conn->list);
+	return;
+
+fail:
+	close(fd);
+	os_free(conn);
+}
+
+
+int dpp_tcp_init(struct dpp_global *dpp, struct dpp_authentication *auth,
+		 const struct hostapd_ip_addr *addr, int port)
+{
+	struct dpp_connection *conn;
+	struct sockaddr_storage saddr;
+	socklen_t addrlen;
+	const u8 *hdr, *pos, *end;
+	char txt[100];
+
+	wpa_printf(MSG_DEBUG, "DPP: Initialize TCP connection to %s port %d",
+		   hostapd_ip_txt(addr, txt, sizeof(txt)), port);
+	if (dpp_ipaddr_to_sockaddr((struct sockaddr *) &saddr, &addrlen,
+				   addr, port) < 0) {
+		dpp_auth_deinit(auth);
+		return -1;
+	}
+
+	conn = os_zalloc(sizeof(*conn));
+	if (!conn) {
+		dpp_auth_deinit(auth);
+		return -1;
+	}
+
+	conn->global = dpp;
+	conn->auth = auth;
+	conn->sock = socket(AF_INET, SOCK_STREAM, 0);
+	if (conn->sock < 0)
+		goto fail;
+
+	if (fcntl(conn->sock, F_SETFL, O_NONBLOCK) != 0) {
+		wpa_printf(MSG_DEBUG, "DPP: fnctl(O_NONBLOCK) failed: %s",
+			   strerror(errno));
+		goto fail;
+	}
+
+	if (connect(conn->sock, (struct sockaddr *) &saddr, addrlen) < 0) {
+		if (errno != EINPROGRESS) {
+			wpa_printf(MSG_DEBUG, "DPP: Failed to connect: %s",
+				   strerror(errno));
+			goto fail;
+		}
+
+		/*
+		 * Continue connecting in the background; eloop will call us
+		 * once the connection is ready (or failed).
+		 */
+	}
+
+	if (eloop_register_sock(conn->sock, EVENT_TYPE_WRITE,
+				dpp_conn_tx_ready, conn, NULL) < 0)
+		goto fail;
+	conn->write_eloop = 1;
+
+	hdr = wpabuf_head(auth->req_msg);
+	end = hdr + wpabuf_len(auth->req_msg);
+	hdr += 2; /* skip Category and Actiom */
+	pos = hdr + DPP_HDR_LEN;
+	conn->msg_out = dpp_tcp_encaps(hdr, pos, end - pos);
+	if (!conn->msg_out)
+		goto fail;
+	/* Message will be sent in dpp_conn_tx_ready() */
+
+	/* TODO: eloop timeout to clear a connection if it does not complete
+	 * properly */
+	dl_list_add(&dpp->tcp_init, &conn->list);
+	return 0;
+fail:
+	dpp_connection_free(conn);
+	return -1;
+}
+
+
+int dpp_controller_start(struct dpp_global *dpp,
+			 struct dpp_controller_config *config)
+{
+	struct dpp_controller *ctrl;
+	int on = 1;
+	struct sockaddr_in sin;
+	int port;
+
+	if (!dpp || dpp->controller)
+		return -1;
+
+	ctrl = os_zalloc(sizeof(*ctrl));
+	if (!ctrl)
+		return -1;
+	ctrl->global = dpp;
+	if (config->configurator_params)
+		ctrl->configurator_params =
+			os_strdup(config->configurator_params);
+	dl_list_init(&ctrl->conn);
+	/* TODO: configure these somehow */
+	ctrl->allowed_roles = DPP_CAPAB_ENROLLEE | DPP_CAPAB_CONFIGURATOR;
+	ctrl->qr_mutual = 0;
+
+	ctrl->sock = socket(AF_INET, SOCK_STREAM, 0);
+	if (ctrl->sock < 0)
+		goto fail;
+
+	if (setsockopt(ctrl->sock, SOL_SOCKET, SO_REUSEADDR,
+		       &on, sizeof(on)) < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "DPP: setsockopt(SO_REUSEADDR) failed: %s",
+			   strerror(errno));
+		/* try to continue anyway */
+	}
+
+	if (fcntl(ctrl->sock, F_SETFL, O_NONBLOCK) < 0) {
+		wpa_printf(MSG_INFO, "DPP: fnctl(O_NONBLOCK) failed: %s",
+			   strerror(errno));
+		goto fail;
+	}
+
+	/* TODO: IPv6 */
+	os_memset(&sin, 0, sizeof(sin));
+	sin.sin_family = AF_INET;
+	sin.sin_addr.s_addr = INADDR_ANY;
+	port = config->tcp_port ? config->tcp_port : DPP_TCP_PORT;
+	sin.sin_port = htons(port);
+	if (bind(ctrl->sock, (struct sockaddr *) &sin, sizeof(sin)) < 0) {
+		wpa_printf(MSG_INFO,
+			   "DPP: Failed to bind Controller TCP port: %s",
+			   strerror(errno));
+		goto fail;
+	}
+	if (listen(ctrl->sock, 10 /* max backlog */) < 0 ||
+	    fcntl(ctrl->sock, F_SETFL, O_NONBLOCK) < 0 ||
+	    eloop_register_sock(ctrl->sock, EVENT_TYPE_READ,
+				dpp_controller_tcp_cb, ctrl, NULL))
+		goto fail;
+
+	dpp->controller = ctrl;
+	wpa_printf(MSG_DEBUG, "DPP: Controller started on TCP port %d", port);
+	return 0;
+fail:
+	dpp_controller_free(ctrl);
+	return -1;
+}
+
+
+void dpp_controller_stop(struct dpp_global *dpp)
+{
+	if (dpp) {
+		dpp_controller_free(dpp->controller);
+		dpp->controller = NULL;
+	}
+}
+
+#endif /* CONFIG_DPP2 */
diff --git a/src/common/dpp.h b/src/common/dpp.h
index 5a6d8cc..db640ef 100644
--- a/src/common/dpp.h
+++ b/src/common/dpp.h
@@ -18,9 +18,11 @@
 #include "crypto/sha256.h"
 
 struct crypto_ecdh;
+struct hostapd_ip_addr;
 struct dpp_global;
 
 #define DPP_HDR_LEN (4 + 2) /* OUI, OUI Type, Crypto Suite, DPP frame type */
+#define DPP_TCP_PORT 7871
 
 enum dpp_public_action_frame_type {
 	DPP_PA_AUTHENTICATION_REQ = 0,
@@ -259,6 +261,22 @@
 	size_t pmk_len;
 };
 
+struct dpp_relay_config {
+	const struct hostapd_ip_addr *ipaddr;
+	const u8 *pkhash;
+
+	void *cb_ctx;
+	void (*tx)(void *ctx, const u8 *addr, unsigned int freq, const u8 *msg,
+		   size_t len);
+	void (*gas_resp_tx)(void *ctx, const u8 *addr, u8 dialog_token, int prot,
+			    struct wpabuf *buf);
+};
+
+struct dpp_controller_config {
+	const char *configurator_params;
+	int tcp_port;
+};
+
 #ifdef CONFIG_TESTING_OPTIONS
 enum dpp_test_behavior {
 	DPP_TEST_DISABLED = 0,
@@ -497,7 +515,26 @@
 int dpp_configurator_remove(struct dpp_global *dpp, const char *id);
 int dpp_configurator_get_key_id(struct dpp_global *dpp, unsigned int id,
 				char *buf, size_t buflen);
-struct dpp_global * dpp_global_init(void);
+int dpp_relay_add_controller(struct dpp_global *dpp,
+			     struct dpp_relay_config *config);
+int dpp_relay_rx_action(struct dpp_global *dpp, const u8 *src, const u8 *hdr,
+			const u8 *buf, size_t len, unsigned int freq,
+			const u8 *i_bootstrap, const u8 *r_bootstrap);
+int dpp_relay_rx_gas_req(struct dpp_global *dpp, const u8 *src, const u8 *data,
+			 size_t data_len);
+int dpp_controller_start(struct dpp_global *dpp,
+			 struct dpp_controller_config *config);
+void dpp_controller_stop(struct dpp_global *dpp);
+int dpp_tcp_init(struct dpp_global *dpp, struct dpp_authentication *auth,
+		 const struct hostapd_ip_addr *addr, int port);
+
+struct dpp_global_config {
+	void *msg_ctx;
+	void *cb_ctx;
+	int (*process_conf_obj)(void *ctx, struct dpp_authentication *auth);
+};
+
+struct dpp_global * dpp_global_init(struct dpp_global_config *config);
 void dpp_global_clear(struct dpp_global *dpp);
 void dpp_global_deinit(struct dpp_global *dpp);
 
diff --git a/src/common/dragonfly.c b/src/common/dragonfly.c
new file mode 100644
index 0000000..e98bce6
--- /dev/null
+++ b/src/common/dragonfly.c
@@ -0,0 +1,194 @@
+/*
+ * Shared Dragonfly functionality
+ * Copyright (c) 2012-2016, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2019, The Linux Foundation
+ *
+ * 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/const_time.h"
+#include "crypto/crypto.h"
+#include "dragonfly.h"
+
+
+int dragonfly_suitable_group(int group, int ecc_only)
+{
+	/* Enforce REVmd rules on which SAE groups are suitable for production
+	 * purposes: FFC groups whose prime is >= 3072 bits and ECC groups
+	 * defined over a prime field whose prime is >= 256 bits. Furthermore,
+	 * ECC groups defined over a characteristic 2 finite field and ECC
+	 * groups with a co-factor greater than 1 are not suitable. */
+	return group == 19 || group == 20 || group == 21 ||
+		group == 28 || group == 29 || group == 30 ||
+		(!ecc_only &&
+		 (group == 15 || group == 16 || group == 17 || group == 18));
+}
+
+
+int dragonfly_get_random_qr_qnr(const struct crypto_bignum *prime,
+				struct crypto_bignum **qr,
+				struct crypto_bignum **qnr)
+{
+	*qr = *qnr = NULL;
+
+	while (!(*qr) || !(*qnr)) {
+		struct crypto_bignum *tmp;
+		int res;
+
+		tmp = crypto_bignum_init();
+		if (!tmp || crypto_bignum_rand(tmp, prime) < 0) {
+			crypto_bignum_deinit(tmp, 0);
+			break;
+		}
+
+		res = crypto_bignum_legendre(tmp, prime);
+		if (res == 1 && !(*qr))
+			*qr = tmp;
+		else if (res == -1 && !(*qnr))
+			*qnr = tmp;
+		else
+			crypto_bignum_deinit(tmp, 0);
+	}
+
+	if (*qr && *qnr)
+		return 0;
+	crypto_bignum_deinit(*qr, 0);
+	crypto_bignum_deinit(*qnr, 0);
+	*qr = *qnr = NULL;
+	return -1;
+}
+
+
+static struct crypto_bignum *
+dragonfly_get_rand_1_to_p_1(const struct crypto_bignum *prime)
+{
+	struct crypto_bignum *tmp, *pm1, *one;
+
+	tmp = crypto_bignum_init();
+	pm1 = crypto_bignum_init();
+	one = crypto_bignum_init_set((const u8 *) "\x01", 1);
+	if (!tmp || !pm1 || !one ||
+	    crypto_bignum_sub(prime, one, pm1) < 0 ||
+	    crypto_bignum_rand(tmp, pm1) < 0 ||
+	    crypto_bignum_add(tmp, one, tmp) < 0) {
+		crypto_bignum_deinit(tmp, 0);
+		tmp = NULL;
+	}
+
+	crypto_bignum_deinit(pm1, 0);
+	crypto_bignum_deinit(one, 0);
+	return tmp;
+}
+
+
+int dragonfly_is_quadratic_residue_blind(struct crypto_ec *ec,
+					 const u8 *qr, const u8 *qnr,
+					 const struct crypto_bignum *val)
+{
+	struct crypto_bignum *r, *num, *qr_or_qnr = NULL;
+	int check, res = -1;
+	u8 qr_or_qnr_bin[DRAGONFLY_MAX_ECC_PRIME_LEN];
+	const struct crypto_bignum *prime;
+	size_t prime_len;
+	unsigned int mask;
+
+	prime = crypto_ec_get_prime(ec);
+	prime_len = crypto_ec_prime_len(ec);
+
+	/*
+	 * Use a blinding technique to mask val while determining whether it is
+	 * a quadratic residue modulo p to avoid leaking timing information
+	 * while determining the Legendre symbol.
+	 *
+	 * v = val
+	 * r = a random number between 1 and p-1, inclusive
+	 * num = (v * r * r) modulo p
+	 */
+	r = dragonfly_get_rand_1_to_p_1(prime);
+	if (!r)
+		return -1;
+
+	num = crypto_bignum_init();
+	if (!num ||
+	    crypto_bignum_mulmod(val, r, prime, num) < 0 ||
+	    crypto_bignum_mulmod(num, r, prime, num) < 0)
+		goto fail;
+
+	/*
+	 * Need to minimize differences in handling different cases, so try to
+	 * avoid branches and timing differences.
+	 *
+	 * If r is odd:
+	 * num = (num * qr) module p
+	 * LGR(num, p) = 1 ==> quadratic residue
+	 * else:
+	 * num = (num * qnr) module p
+	 * LGR(num, p) = -1 ==> quadratic residue
+	 *
+	 * mask is set to !odd(r)
+	 */
+	mask = const_time_is_zero(crypto_bignum_is_odd(r));
+	const_time_select_bin(mask, qnr, qr, prime_len, qr_or_qnr_bin);
+	qr_or_qnr = crypto_bignum_init_set(qr_or_qnr_bin, prime_len);
+	if (!qr_or_qnr ||
+	    crypto_bignum_mulmod(num, qr_or_qnr, prime, num) < 0)
+		goto fail;
+	/* branchless version of check = odd(r) ? 1 : -1, */
+	check = const_time_select_int(mask, -1, 1);
+
+	/* Determine the Legendre symbol on the masked value */
+	res = crypto_bignum_legendre(num, prime);
+	if (res == -2) {
+		res = -1;
+		goto fail;
+	}
+	/* branchless version of res = res == check
+	 * (res is -1, 0, or 1; check is -1 or 1) */
+	mask = const_time_eq(res, check);
+	res = const_time_select_int(mask, 1, 0);
+fail:
+	crypto_bignum_deinit(num, 1);
+	crypto_bignum_deinit(r, 1);
+	crypto_bignum_deinit(qr_or_qnr, 1);
+	return res;
+}
+
+
+static int dragonfly_get_rand_2_to_r_1(struct crypto_bignum *val,
+				       const struct crypto_bignum *order)
+{
+	return crypto_bignum_rand(val, order) == 0 &&
+		!crypto_bignum_is_zero(val) &&
+		!crypto_bignum_is_one(val);
+}
+
+
+int dragonfly_generate_scalar(const struct crypto_bignum *order,
+			      struct crypto_bignum *_rand,
+			      struct crypto_bignum *_mask,
+			      struct crypto_bignum *scalar)
+{
+	int count;
+
+	/* Select two random values rand,mask such that 1 < rand,mask < r and
+	 * rand + mask mod r > 1. */
+	for (count = 0; count < 100; count++) {
+		if (dragonfly_get_rand_2_to_r_1(_rand, order) &&
+		    dragonfly_get_rand_2_to_r_1(_mask, order) &&
+		    crypto_bignum_add(_rand, _mask, scalar) == 0 &&
+		    crypto_bignum_mod(scalar, order, scalar) == 0 &&
+		    !crypto_bignum_is_zero(scalar) &&
+		    !crypto_bignum_is_one(scalar))
+			return 0;
+	}
+
+	/* This should not be reachable in practice if the random number
+	 * generation is working. */
+	wpa_printf(MSG_INFO,
+		   "dragonfly: Unable to get randomness for own scalar");
+	return -1;
+}
diff --git a/src/common/dragonfly.h b/src/common/dragonfly.h
new file mode 100644
index 0000000..e7627ef
--- /dev/null
+++ b/src/common/dragonfly.h
@@ -0,0 +1,30 @@
+/*
+ * Shared Dragonfly functionality
+ * Copyright (c) 2012-2016, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2019, The Linux Foundation
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#ifndef DRAGONFLY_H
+#define DRAGONFLY_H
+
+#define DRAGONFLY_MAX_ECC_PRIME_LEN 66
+
+struct crypto_bignum;
+struct crypto_ec;
+
+int dragonfly_suitable_group(int group, int ecc_only);
+int dragonfly_get_random_qr_qnr(const struct crypto_bignum *prime,
+				struct crypto_bignum **qr,
+				struct crypto_bignum **qnr);
+int dragonfly_is_quadratic_residue_blind(struct crypto_ec *ec,
+					 const u8 *qr, const u8 *qnr,
+					 const struct crypto_bignum *val);
+int dragonfly_generate_scalar(const struct crypto_bignum *order,
+			      struct crypto_bignum *_rand,
+			      struct crypto_bignum *_mask,
+			      struct crypto_bignum *scalar);
+
+#endif /* DRAGONFLY_H */
diff --git a/src/common/hw_features_common.c b/src/common/hw_features_common.c
index 49ed806..3fdbf89 100644
--- a/src/common/hw_features_common.c
+++ b/src/common/hw_features_common.c
@@ -361,30 +361,35 @@
 int hostapd_set_freq_params(struct hostapd_freq_params *data,
 			    enum hostapd_hw_mode mode,
 			    int freq, int channel, int ht_enabled,
-			    int vht_enabled, int sec_channel_offset,
-			    int vht_oper_chwidth, int center_segment0,
-			    int center_segment1, u32 vht_caps)
+			    int vht_enabled, int he_enabled,
+			    int sec_channel_offset,
+			    int oper_chwidth, int center_segment0,
+			    int center_segment1, u32 vht_caps,
+			    struct he_capabilities *he_cap)
 {
+	if (!he_cap)
+		he_enabled = 0;
 	os_memset(data, 0, sizeof(*data));
 	data->mode = mode;
 	data->freq = freq;
 	data->channel = channel;
 	data->ht_enabled = ht_enabled;
 	data->vht_enabled = vht_enabled;
+	data->he_enabled = he_enabled;
 	data->sec_channel_offset = sec_channel_offset;
 	data->center_freq1 = freq + sec_channel_offset * 10;
 	data->center_freq2 = 0;
 	data->bandwidth = sec_channel_offset ? 40 : 20;
 
-	if (data->vht_enabled) switch (vht_oper_chwidth) {
-	case VHT_CHANWIDTH_USE_HT:
+	if (data->vht_enabled) switch (oper_chwidth) {
+	case CHANWIDTH_USE_HT:
 		if (center_segment1 ||
 		    (center_segment0 != 0 &&
 		     5000 + center_segment0 * 5 != data->center_freq1 &&
 		     2407 + center_segment0 * 5 != data->center_freq1))
 			return -1;
 		break;
-	case VHT_CHANWIDTH_80P80MHZ:
+	case CHANWIDTH_80P80MHZ:
 		if (!(vht_caps & VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ)) {
 			wpa_printf(MSG_ERROR,
 				   "80+80 channel width is not supported!");
@@ -395,11 +400,11 @@
 			return -1;
 		data->center_freq2 = 5000 + center_segment1 * 5;
 		/* fall through */
-	case VHT_CHANWIDTH_80MHZ:
+	case CHANWIDTH_80MHZ:
 		data->bandwidth = 80;
-		if ((vht_oper_chwidth == VHT_CHANWIDTH_80MHZ &&
+		if ((oper_chwidth == CHANWIDTH_80MHZ &&
 		     center_segment1) ||
-		    (vht_oper_chwidth == VHT_CHANWIDTH_80P80MHZ &&
+		    (oper_chwidth == CHANWIDTH_80P80MHZ &&
 		     !center_segment1) ||
 		    !sec_channel_offset)
 			return -1;
@@ -432,7 +437,7 @@
 				return -1;
 		}
 		break;
-	case VHT_CHANWIDTH_160MHZ:
+	case CHANWIDTH_160MHZ:
 		data->bandwidth = 160;
 		if (!(vht_caps & (VHT_CAP_SUPP_CHAN_WIDTH_160MHZ |
 				  VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ))) {
diff --git a/src/common/hw_features_common.h b/src/common/hw_features_common.h
index eb1f1c5..2d2a539 100644
--- a/src/common/hw_features_common.h
+++ b/src/common/hw_features_common.h
@@ -32,9 +32,11 @@
 int hostapd_set_freq_params(struct hostapd_freq_params *data,
 			    enum hostapd_hw_mode mode,
 			    int freq, int channel, int ht_enabled,
-			    int vht_enabled, int sec_channel_offset,
-			    int vht_oper_chwidth, int center_segment0,
-			    int center_segment1, u32 vht_caps);
+			    int vht_enabled, int he_enabled,
+			    int sec_channel_offset,
+			    int oper_chwidth, int center_segment0,
+			    int center_segment1, u32 vht_caps,
+			    struct he_capabilities *he_caps);
 void set_disable_ht40(struct ieee80211_ht_capabilities *htcaps,
 		      int disabled);
 int ieee80211ac_cap_check(u32 hw, u32 conf);
diff --git a/src/common/ieee802_11_common.c b/src/common/ieee802_11_common.c
index f886551..9f57828 100644
--- a/src/common/ieee802_11_common.c
+++ b/src/common/ieee802_11_common.c
@@ -274,6 +274,10 @@
 		elems->he_capabilities = pos;
 		elems->he_capabilities_len = elen;
 		break;
+	case WLAN_EID_EXT_HE_OPERATION:
+		elems->he_operation = pos;
+		elems->he_operation_len = elen;
+		break;
 	case WLAN_EID_EXT_OCV_OCI:
 		elems->oci = pos;
 		elems->oci_len = elen;
@@ -704,7 +708,7 @@
 {
 	u8 op_class;
 
-	return ieee80211_freq_to_channel_ext(freq, 0, VHT_CHANWIDTH_USE_HT,
+	return ieee80211_freq_to_channel_ext(freq, 0, CHANWIDTH_USE_HT,
 					     &op_class, channel);
 }
 
@@ -714,7 +718,7 @@
  * for HT40 and VHT. DFS channels are not covered.
  * @freq: Frequency (MHz) to convert
  * @sec_channel: 0 = non-HT40, 1 = sec. channel above, -1 = sec. channel below
- * @vht: VHT channel width (VHT_CHANWIDTH_*)
+ * @vht: VHT channel width (CHANWIDTH_*)
  * @op_class: Buffer for returning operating class
  * @channel: Buffer for returning channel number
  * Returns: hw_mode on success, NUM_HOSTAPD_MODES on failure
@@ -769,13 +773,13 @@
 	}
 
 	switch (vht) {
-	case VHT_CHANWIDTH_80MHZ:
+	case CHANWIDTH_80MHZ:
 		vht_opclass = 128;
 		break;
-	case VHT_CHANWIDTH_160MHZ:
+	case CHANWIDTH_160MHZ:
 		vht_opclass = 129;
 		break;
-	case VHT_CHANWIDTH_80P80MHZ:
+	case CHANWIDTH_80P80MHZ:
 		vht_opclass = 130;
 		break;
 	default:
@@ -894,16 +898,16 @@
 	case CHAN_WIDTH_20_NOHT:
 	case CHAN_WIDTH_20:
 	case CHAN_WIDTH_40:
-		vht = VHT_CHANWIDTH_USE_HT;
+		vht = CHANWIDTH_USE_HT;
 		break;
 	case CHAN_WIDTH_80:
-		vht = VHT_CHANWIDTH_80MHZ;
+		vht = CHANWIDTH_80MHZ;
 		break;
 	case CHAN_WIDTH_80P80:
-		vht = VHT_CHANWIDTH_80P80MHZ;
+		vht = CHANWIDTH_80P80MHZ;
 		break;
 	case CHAN_WIDTH_160:
-		vht = VHT_CHANWIDTH_160MHZ;
+		vht = CHANWIDTH_160MHZ;
 		break;
 	}
 
@@ -1317,6 +1321,185 @@
 }
 
 
+const char * reason2str(u16 reason)
+{
+#define R2S(r) case WLAN_REASON_ ## r: return #r;
+	switch (reason) {
+	R2S(UNSPECIFIED)
+	R2S(PREV_AUTH_NOT_VALID)
+	R2S(DEAUTH_LEAVING)
+	R2S(DISASSOC_DUE_TO_INACTIVITY)
+	R2S(DISASSOC_AP_BUSY)
+	R2S(CLASS2_FRAME_FROM_NONAUTH_STA)
+	R2S(CLASS3_FRAME_FROM_NONASSOC_STA)
+	R2S(DISASSOC_STA_HAS_LEFT)
+	R2S(STA_REQ_ASSOC_WITHOUT_AUTH)
+	R2S(PWR_CAPABILITY_NOT_VALID)
+	R2S(SUPPORTED_CHANNEL_NOT_VALID)
+	R2S(BSS_TRANSITION_DISASSOC)
+	R2S(INVALID_IE)
+	R2S(MICHAEL_MIC_FAILURE)
+	R2S(4WAY_HANDSHAKE_TIMEOUT)
+	R2S(GROUP_KEY_UPDATE_TIMEOUT)
+	R2S(IE_IN_4WAY_DIFFERS)
+	R2S(GROUP_CIPHER_NOT_VALID)
+	R2S(PAIRWISE_CIPHER_NOT_VALID)
+	R2S(AKMP_NOT_VALID)
+	R2S(UNSUPPORTED_RSN_IE_VERSION)
+	R2S(INVALID_RSN_IE_CAPAB)
+	R2S(IEEE_802_1X_AUTH_FAILED)
+	R2S(CIPHER_SUITE_REJECTED)
+	R2S(TDLS_TEARDOWN_UNREACHABLE)
+	R2S(TDLS_TEARDOWN_UNSPECIFIED)
+	R2S(SSP_REQUESTED_DISASSOC)
+	R2S(NO_SSP_ROAMING_AGREEMENT)
+	R2S(BAD_CIPHER_OR_AKM)
+	R2S(NOT_AUTHORIZED_THIS_LOCATION)
+	R2S(SERVICE_CHANGE_PRECLUDES_TS)
+	R2S(UNSPECIFIED_QOS_REASON)
+	R2S(NOT_ENOUGH_BANDWIDTH)
+	R2S(DISASSOC_LOW_ACK)
+	R2S(EXCEEDED_TXOP)
+	R2S(STA_LEAVING)
+	R2S(END_TS_BA_DLS)
+	R2S(UNKNOWN_TS_BA)
+	R2S(TIMEOUT)
+	R2S(PEERKEY_MISMATCH)
+	R2S(AUTHORIZED_ACCESS_LIMIT_REACHED)
+	R2S(EXTERNAL_SERVICE_REQUIREMENTS)
+	R2S(INVALID_FT_ACTION_FRAME_COUNT)
+	R2S(INVALID_PMKID)
+	R2S(INVALID_MDE)
+	R2S(INVALID_FTE)
+	R2S(MESH_PEERING_CANCELLED)
+	R2S(MESH_MAX_PEERS)
+	R2S(MESH_CONFIG_POLICY_VIOLATION)
+	R2S(MESH_CLOSE_RCVD)
+	R2S(MESH_MAX_RETRIES)
+	R2S(MESH_CONFIRM_TIMEOUT)
+	R2S(MESH_INVALID_GTK)
+	R2S(MESH_INCONSISTENT_PARAMS)
+	R2S(MESH_INVALID_SECURITY_CAP)
+	R2S(MESH_PATH_ERROR_NO_PROXY_INFO)
+	R2S(MESH_PATH_ERROR_NO_FORWARDING_INFO)
+	R2S(MESH_PATH_ERROR_DEST_UNREACHABLE)
+	R2S(MAC_ADDRESS_ALREADY_EXISTS_IN_MBSS)
+	R2S(MESH_CHANNEL_SWITCH_REGULATORY_REQ)
+	R2S(MESH_CHANNEL_SWITCH_UNSPECIFIED)
+	}
+	return "UNKNOWN";
+#undef R2S
+}
+
+
+const char * status2str(u16 status)
+{
+#define S2S(s) case WLAN_STATUS_ ## s: return #s;
+	switch (status) {
+	S2S(SUCCESS)
+	S2S(UNSPECIFIED_FAILURE)
+	S2S(TDLS_WAKEUP_ALTERNATE)
+	S2S(TDLS_WAKEUP_REJECT)
+	S2S(SECURITY_DISABLED)
+	S2S(UNACCEPTABLE_LIFETIME)
+	S2S(NOT_IN_SAME_BSS)
+	S2S(CAPS_UNSUPPORTED)
+	S2S(REASSOC_NO_ASSOC)
+	S2S(ASSOC_DENIED_UNSPEC)
+	S2S(NOT_SUPPORTED_AUTH_ALG)
+	S2S(UNKNOWN_AUTH_TRANSACTION)
+	S2S(CHALLENGE_FAIL)
+	S2S(AUTH_TIMEOUT)
+	S2S(AP_UNABLE_TO_HANDLE_NEW_STA)
+	S2S(ASSOC_DENIED_RATES)
+	S2S(ASSOC_DENIED_NOSHORT)
+	S2S(SPEC_MGMT_REQUIRED)
+	S2S(PWR_CAPABILITY_NOT_VALID)
+	S2S(SUPPORTED_CHANNEL_NOT_VALID)
+	S2S(ASSOC_DENIED_NO_SHORT_SLOT_TIME)
+	S2S(ASSOC_DENIED_NO_HT)
+	S2S(R0KH_UNREACHABLE)
+	S2S(ASSOC_DENIED_NO_PCO)
+	S2S(ASSOC_REJECTED_TEMPORARILY)
+	S2S(ROBUST_MGMT_FRAME_POLICY_VIOLATION)
+	S2S(UNSPECIFIED_QOS_FAILURE)
+	S2S(DENIED_INSUFFICIENT_BANDWIDTH)
+	S2S(DENIED_POOR_CHANNEL_CONDITIONS)
+	S2S(DENIED_QOS_NOT_SUPPORTED)
+	S2S(REQUEST_DECLINED)
+	S2S(INVALID_PARAMETERS)
+	S2S(REJECTED_WITH_SUGGESTED_CHANGES)
+	S2S(INVALID_IE)
+	S2S(GROUP_CIPHER_NOT_VALID)
+	S2S(PAIRWISE_CIPHER_NOT_VALID)
+	S2S(AKMP_NOT_VALID)
+	S2S(UNSUPPORTED_RSN_IE_VERSION)
+	S2S(INVALID_RSN_IE_CAPAB)
+	S2S(CIPHER_REJECTED_PER_POLICY)
+	S2S(TS_NOT_CREATED)
+	S2S(DIRECT_LINK_NOT_ALLOWED)
+	S2S(DEST_STA_NOT_PRESENT)
+	S2S(DEST_STA_NOT_QOS_STA)
+	S2S(ASSOC_DENIED_LISTEN_INT_TOO_LARGE)
+	S2S(INVALID_FT_ACTION_FRAME_COUNT)
+	S2S(INVALID_PMKID)
+	S2S(INVALID_MDIE)
+	S2S(INVALID_FTIE)
+	S2S(REQUESTED_TCLAS_NOT_SUPPORTED)
+	S2S(INSUFFICIENT_TCLAS_PROCESSING_RESOURCES)
+	S2S(TRY_ANOTHER_BSS)
+	S2S(GAS_ADV_PROTO_NOT_SUPPORTED)
+	S2S(NO_OUTSTANDING_GAS_REQ)
+	S2S(GAS_RESP_NOT_RECEIVED)
+	S2S(STA_TIMED_OUT_WAITING_FOR_GAS_RESP)
+	S2S(GAS_RESP_LARGER_THAN_LIMIT)
+	S2S(REQ_REFUSED_HOME)
+	S2S(ADV_SRV_UNREACHABLE)
+	S2S(REQ_REFUSED_SSPN)
+	S2S(REQ_REFUSED_UNAUTH_ACCESS)
+	S2S(INVALID_RSNIE)
+	S2S(U_APSD_COEX_NOT_SUPPORTED)
+	S2S(U_APSD_COEX_MODE_NOT_SUPPORTED)
+	S2S(BAD_INTERVAL_WITH_U_APSD_COEX)
+	S2S(ANTI_CLOGGING_TOKEN_REQ)
+	S2S(FINITE_CYCLIC_GROUP_NOT_SUPPORTED)
+	S2S(CANNOT_FIND_ALT_TBTT)
+	S2S(TRANSMISSION_FAILURE)
+	S2S(REQ_TCLAS_NOT_SUPPORTED)
+	S2S(TCLAS_RESOURCES_EXCHAUSTED)
+	S2S(REJECTED_WITH_SUGGESTED_BSS_TRANSITION)
+	S2S(REJECT_WITH_SCHEDULE)
+	S2S(REJECT_NO_WAKEUP_SPECIFIED)
+	S2S(SUCCESS_POWER_SAVE_MODE)
+	S2S(PENDING_ADMITTING_FST_SESSION)
+	S2S(PERFORMING_FST_NOW)
+	S2S(PENDING_GAP_IN_BA_WINDOW)
+	S2S(REJECT_U_PID_SETTING)
+	S2S(REFUSED_EXTERNAL_REASON)
+	S2S(REFUSED_AP_OUT_OF_MEMORY)
+	S2S(REJECTED_EMERGENCY_SERVICE_NOT_SUPPORTED)
+	S2S(QUERY_RESP_OUTSTANDING)
+	S2S(REJECT_DSE_BAND)
+	S2S(TCLAS_PROCESSING_TERMINATED)
+	S2S(TS_SCHEDULE_CONFLICT)
+	S2S(DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL)
+	S2S(MCCAOP_RESERVATION_CONFLICT)
+	S2S(MAF_LIMIT_EXCEEDED)
+	S2S(MCCA_TRACK_LIMIT_EXCEEDED)
+	S2S(DENIED_DUE_TO_SPECTRUM_MANAGEMENT)
+	S2S(ASSOC_DENIED_NO_VHT)
+	S2S(ENABLEMENT_DENIED)
+	S2S(RESTRICTION_FROM_AUTHORIZED_GDB)
+	S2S(AUTHORIZATION_DEENABLED)
+	S2S(FILS_AUTHENTICATION_FAILURE)
+	S2S(UNKNOWN_AUTHENTICATION_SERVER)
+	S2S(UNKNOWN_PASSWORD_IDENTIFIER)
+	}
+	return "UNKNOWN";
+#undef S2S
+}
+
+
 int mb_ies_info_by_ies(struct mb_ies_info *info, const u8 *ies_buf,
 		       size_t ies_len)
 {
diff --git a/src/common/ieee802_11_common.h b/src/common/ieee802_11_common.h
index d41bd39..9b045b4 100644
--- a/src/common/ieee802_11_common.h
+++ b/src/common/ieee802_11_common.h
@@ -94,6 +94,7 @@
 	const u8 *oci;
 	const u8 *multi_ap;
 	const u8 *he_capabilities;
+	const u8 *he_operation;
 
 	u8 ssid_len;
 	u8 supp_rates_len;
@@ -143,6 +144,7 @@
 	u8 oci_len;
 	u8 multi_ap_len;
 	u8 he_capabilities_len;
+	u8 he_operation_len;
 
 	struct mb_ies_info mb_ies;
 };
@@ -185,6 +187,8 @@
 struct wpabuf * mb_ies_by_info(struct mb_ies_info *info);
 
 const char * fc2str(u16 fc);
+const char * reason2str(u16 reason);
+const char * status2str(u16 status);
 
 struct oper_class_map {
 	enum hostapd_hw_mode mode;
diff --git a/src/common/ieee802_11_defs.h b/src/common/ieee802_11_defs.h
index adaa893..b0aa913 100644
--- a/src/common/ieee802_11_defs.h
+++ b/src/common/ieee802_11_defs.h
@@ -468,6 +468,7 @@
 #define WLAN_EID_EXT_HE_CAPABILITIES 35
 #define WLAN_EID_EXT_HE_OPERATION 36
 #define WLAN_EID_EXT_HE_MU_EDCA_PARAMS 38
+#define WLAN_EID_EXT_SPATIAL_REUSE 39
 #define WLAN_EID_EXT_OCV_OCI 54
 
 /* Extended Capabilities field */
@@ -1274,10 +1275,12 @@
 #define VHT_RX_NSS_MAX_STREAMS			    8
 
 /* VHT channel widths */
-#define VHT_CHANWIDTH_USE_HT	0
-#define VHT_CHANWIDTH_80MHZ	1
-#define VHT_CHANWIDTH_160MHZ	2
-#define VHT_CHANWIDTH_80P80MHZ	3
+#define CHANWIDTH_USE_HT	0
+#define CHANWIDTH_80MHZ		1
+#define CHANWIDTH_160MHZ	2
+#define CHANWIDTH_80P80MHZ	3
+
+#define HE_NSS_MAX_STREAMS			    8
 
 #define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
 				* 00:50:F2 */
@@ -2091,7 +2094,7 @@
 /*
  * IEEE P802.11-REVmc/D5.0 Table 9-152 - HT/VHT Operation Information
  * subfields.
- * Note: These definitions are not the same as other VHT_CHANWIDTH_*.
+ * Note: These definitions are not the same as other CHANWIDTH_*.
  */
 enum nr_chan_width {
 	NR_CHAN_WIDTH_20 = 0,
@@ -2104,21 +2107,46 @@
 struct ieee80211_he_capabilities {
 	u8 he_mac_capab_info[6];
 	u8 he_phy_capab_info[11];
-	u8 he_txrx_mcs_support[12]; /* TODO: 4, 8, or 12 octets */
-	/* PPE Thresholds (optional) */
+	/* Followed by 4, 8, or 12 octets of Supported HE-MCS And NSS Set field
+	* and optional variable length PPE Thresholds field. */
+	u8 optional[];
 } STRUCT_PACKED;
 
 struct ieee80211_he_operation {
-	u32 he_oper_params; /* HE Operation Parameters[3] and
-			     * BSS Color Information[1] */
-	u8 he_mcs_nss_set[2];
+	le32 he_oper_params; /* HE Operation Parameters[3] and
+			      * BSS Color Information[1] */
+	le16 he_mcs_nss_set;
 	u8 vht_op_info_chwidth;
 	u8 vht_op_info_chan_center_freq_seg0_idx;
 	u8 vht_op_info_chan_center_freq_seg1_idx;
 	/* Followed by conditional MaxBSSID Indicator subfield (u8) */
 } STRUCT_PACKED;
 
+/*
+ * IEEE P802.11ax/D4.0, 9.4.2.246 Spatial Reuse Parameter Set element
+ */
+struct ieee80211_spatial_reuse {
+	u8 sr_ctrl; /* SR Control */
+	/* Up to 19 octets of parameters:
+	 * Non-SRG OBSS PD Max Offset[0 or 1]
+	 * SRG OBSS PD Min Offset[0 or 1]
+	 * SRG OBSS PD Max Offset[0 or 1]
+	 * SRG BSS Color Bitmap[0 or 8]
+	 * SRG Partial BSSID Bitmap[0 or 8]
+	 */
+	u8 params[19];
+} STRUCT_PACKED;
+
 /* HE Capabilities Information defines */
+
+#define HE_PHYCAP_CHANNEL_WIDTH_SET_IDX		0
+#define HE_PHYCAP_CHANNEL_WIDTH_MASK		((u8) (BIT(1) | BIT(2) | \
+						      BIT(3) | BIT(4)))
+#define HE_PHYCAP_CHANNEL_WIDTH_SET_40MHZ_IN_2G         ((u8) BIT(1))
+#define HE_PHYCAP_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G	((u8) BIT(2))
+#define HE_PHYCAP_CHANNEL_WIDTH_SET_160MHZ_IN_5G	((u8) BIT(3))
+#define HE_PHYCAP_CHANNEL_WIDTH_SET_80PLUS80MHZ_IN_5G	((u8) BIT(4))
+
 #define HE_PHYCAP_SU_BEAMFORMER_CAPAB_IDX	3
 #define HE_PHYCAP_SU_BEAMFORMER_CAPAB		((u8) BIT(7))
 #define HE_PHYCAP_SU_BEAMFORMEE_CAPAB_IDX	4
@@ -2126,23 +2154,39 @@
 #define HE_PHYCAP_MU_BEAMFORMER_CAPAB_IDX	4
 #define HE_PHYCAP_MU_BEAMFORMER_CAPAB		((u8) BIT(1))
 
+#define HE_PHYCAP_PPE_THRESHOLD_PRESENT_IDX	6
+#define HE_PHYCAP_PPE_THRESHOLD_PRESENT		((u8) BIT(7))
+
+/* HE PPE Threshold define */
+#define HE_PPE_THRES_RU_INDEX_BITMASK_MASK	0xf
+#define HE_PPE_THRES_RU_INDEX_BITMASK_SHIFT	3
+#define HE_PPE_THRES_NSS_MASK			0x7
+
 /* HE Operation defines */
 /* HE Operation Parameters and BSS Color Information fields */
-#define HE_OPERATION_BSS_COLOR_MASK		((u32) (BIT(0) | BIT(1) | \
-							BIT(2) | BIT(3) | \
-							BIT(4) | BIT(5)))
-#define HE_OPERATION_PARTIAL_BSS_COLOR		((u32) BIT(6))
-#define HE_OPERATION_BSS_COLOR_DISABLED		((u32) BIT(7))
-#define HE_OPERATION_DFLT_PE_DURATION_MASK	((u32) (BIT(8) | BIT(9) | \
-							BIT(10)))
-#define HE_OPERATION_DFLT_PE_DURATION_OFFSET	8
-#define HE_OPERATION_TWT_REQUIRED		((u32) BIT(11))
-#define HE_OPERATION_RTS_THRESHOLD_MASK	((u32) (BIT(12) | BIT(13) | \
-						BIT(14) | BIT(15) | \
-						BIT(16) | BIT(17) | \
-						BIT(18) | BIT(19) | \
-						BIT(20) | BIT(21)))
-#define HE_OPERATION_RTS_THRESHOLD_OFFSET	12
+#define HE_OPERATION_DFLT_PE_DURATION_MASK	((u32) (BIT(0) | BIT(1) | \
+							BIT(2)))
+#define HE_OPERATION_DFLT_PE_DURATION_OFFSET	0
+#define HE_OPERATION_TWT_REQUIRED		((u32) BIT(3))
+#define HE_OPERATION_RTS_THRESHOLD_MASK	((u32) (BIT(4) | BIT(5) | \
+						BIT(6) | BIT(7) | \
+						BIT(8) | BIT(9) | \
+						BIT(10) | BIT(11) | \
+						BIT(12) | BIT(13)))
+#define HE_OPERATION_RTS_THRESHOLD_OFFSET	4
+#define HE_OPERATION_BSS_COLOR_MASK		((u32) (BIT(24) | BIT(25) | \
+							BIT(26) | BIT(27) | \
+							BIT(28) | BIT(29)))
+#define HE_OPERATION_PARTIAL_BSS_COLOR		((u32) BIT(30))
+#define HE_OPERATION_BSS_COLOR_DISABLED		((u32) BIT(31))
+#define HE_OPERATION_BSS_COLOR_OFFSET		24
+
+/* Spatial Reuse defines */
+#define SPATIAL_REUSE_SRP_DISALLOWED		BIT(0)
+#define SPATIAL_REUSE_NON_SRG_OBSS_PD_SR_DISALLOWED	BIT(1)
+#define SPATIAL_REUSE_NON_SRG_OFFSET_PRESENT	BIT(2)
+#define SPATIAL_REUSE_SRG_INFORMATION_PRESENT	BIT(3)
+#define SPATIAL_REUSE_HESIGA_SR_VAL15_ALLOWED	BIT(4)
 
 struct ieee80211_he_mu_edca_parameter_set {
 	u8 he_qos_info;
diff --git a/src/common/qca-vendor.h b/src/common/qca-vendor.h
index c34a3bc..0c607b8 100644
--- a/src/common/qca-vendor.h
+++ b/src/common/qca-vendor.h
@@ -1,7 +1,7 @@
 /*
  * Qualcomm Atheros OUI and vendor specific assignments
  * Copyright (c) 2014-2017, Qualcomm Atheros, Inc.
- * Copyright (c) 2018, The Linux Foundation
+ * Copyright (c) 2018-2019, The Linux Foundation
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -98,6 +98,9 @@
  *	which supports DFS offloading, to indicate a radar pattern has been
  *	detected. The channel is now unusable.
  *
+ * @QCA_NL80211_VENDOR_SUBCMD_GET_WIFI_INFO: Get information from the driver.
+ *	Attributes defined in enum qca_wlan_vendor_attr_get_wifi_info.
+ *
  * @QCA_NL80211_VENDOR_SUBCMD_GET_LOGGER_FEATURE_SET: Get the feature bitmap
  *	based on enum wifi_logger_supported_features. Attributes defined in
  *	enum qca_wlan_vendor_attr_get_logger_features.
@@ -373,7 +376,9 @@
  * @QCA_NL80211_VENDOR_SUBCMD_SPECTRAL_SCAN_START: Start spectral scan. The scan
  *	parameters are specified by enum qca_wlan_vendor_attr_spectral_scan.
  *	This returns a cookie (%QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_COOKIE)
- *	identifying the operation in success case.
+ *	identifying the operation in success case. In failure cases an
+ *	error code (%QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_ERROR_CODE)
+ *	describing the reason for the failure is returned.
  *
  * @QCA_NL80211_VENDOR_SUBCMD_SPECTRAL_SCAN_STOP: Stop spectral scan. This uses
  *	a cookie (%QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_COOKIE) from
@@ -524,6 +529,61 @@
  *	parameters including Zigbee state and specific WLAN periods to enhance
  *	PTA master. All these parameters are delivered by the attributes
  *	defined in enum qca_mpta_helper_vendor_attr.
+ * @QCA_NL80211_VENDOR_SUBCMD_BEACON_REPORTING: This sub command is used to
+ *	implement Beacon frame reporting feature.
+ *
+ *	Userspace can request the driver/firmware to periodically report
+ *	received Beacon frames whose BSSID is same as the current connected
+ *	BSS's MAC address.
+ *
+ *	In case the STA seamlessly (without sending disconnect indication to
+ *	userspace) roams to a different BSS, Beacon frame reporting will be
+ *	automatically enabled for the Beacon frames whose BSSID is same as the
+ *	MAC address of the new BSS. Beacon reporting will be stopped when the
+ *	STA is disconnected (when the disconnect indication is sent to
+ *	userspace) and need to be explicitly enabled by userspace for next
+ *	connection.
+ *
+ *	When a Beacon frame matching configured conditions is received, and if
+ *	userspace has requested to send asynchronous beacon reports, the
+ *	driver/firmware will encapsulate the details of the Beacon frame in an
+ *	event and send it to userspace along with updating the BSS information
+ *	in cfg80211 scan cache, otherwise driver will only update the cfg80211
+ *	scan cache with the information from the received Beacon frame but will
+ *	not send any active report to userspace.
+ *
+ *	The userspace can request the driver/firmware to stop reporting Beacon
+ *	frames. If the driver/firmware is not able to receive Beacon frames due
+ *	to other Wi-Fi operations such as off-channel activities, etc., the
+ *	driver/firmware will send a pause event to userspace and stop reporting
+ *	Beacon frames. Whether the beacon reporting will be automatically
+ *	resumed or not by the driver/firmware later will be reported to
+ *	userspace using the QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_AUTO_RESUMES
+ *	flag. The beacon reporting shall be resumed for all the cases except
+ *	either when userspace sets
+ *	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_DO_NOT_RESUME flag in the command
+ *	which triggered the current beacon reporting or during any disconnection
+ *	case as indicated by setting
+ *	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_PAUSE_REASON to
+ *	QCA_WLAN_VENDOR_BEACON_REPORTING_PAUSE_REASON_DISCONNECTED by the
+ *	driver.
+ *
+ *	After QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_PAUSE event is received
+ *	by userspace with QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_AUTO_RESUMES
+ *	flag not set, the next first
+ *	QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO event from the driver
+ *	shall be considered as un-pause event.
+ *
+ *	All the attributes used with this command are defined in
+ *	enum qca_wlan_vendor_attr_beacon_reporting_params.
+ * @QCA_NL80211_VENDOR_SUBCMD_INTEROP_ISSUES_AP: In practice, some APs have
+ *	interop issues with the DUT. This sub command is used to transfer the
+ *	AP info between the driver and user space. This works both as a command
+ *	and an event. As a command, it configures the stored list of APs from
+ *	user space to firmware; as an event, it indicates the AP info detected
+ *	by the firmware to user space for persistent storage. The attributes
+ *	defined in enum qca_vendor_attr_interop_issues_ap are used to deliver
+ *	the parameters.
  */
 enum qca_nl80211_vendor_subcmds {
 	QCA_NL80211_VENDOR_SUBCMD_UNSPEC = 0,
@@ -692,6 +752,8 @@
 	QCA_NL80211_VENDOR_SUBCMD_GET_FW_STATE = 177,
 	QCA_NL80211_VENDOR_SUBCMD_PEER_STATS_CACHE_FLUSH = 178,
 	QCA_NL80211_VENDOR_SUBCMD_MPTA_HELPER_CONFIG = 179,
+	QCA_NL80211_VENDOR_SUBCMD_BEACON_REPORTING = 180,
+	QCA_NL80211_VENDOR_SUBCMD_INTEROP_ISSUES_AP = 181,
 };
 
 enum qca_wlan_vendor_attr {
@@ -3204,11 +3266,28 @@
 /**
  * enum qca_wlan_vendor_attr_get_wifi_info: Attributes for data used by
  * QCA_NL80211_VENDOR_SUBCMD_GET_WIFI_INFO sub command.
+ *
+ * @QCA_WLAN_VENDOR_ATTR_WIFI_INFO_DRIVER_VERSION: In a request this attribute
+ *	should be set to any U8 value to indicate that the driver version
+ *	should be returned. When enabled in this manner, in a response this
+ *	attribute will contain a string representation of the driver version.
+ *
+ * @QCA_WLAN_VENDOR_ATTR_WIFI_INFO_FIRMWARE_VERSION: In a request this attribute
+ *	should be set to any U8 value to indicate that the firmware version
+ *	should be returned. When enabled in this manner, in a response this
+ *	attribute will contain a string representation of the firmware version.
+ *
+ * @QCA_WLAN_VENDOR_ATTR_WIFI_INFO_RADIO_INDEX: In a request this attribute
+ *	should be set to any U32 value to indicate that the current radio
+ *	index should be returned. When enabled in this manner, in a response
+ *	this attribute will contain a U32 radio index value.
+ *
  */
 enum qca_wlan_vendor_attr_get_wifi_info {
 	QCA_WLAN_VENDOR_ATTR_WIFI_INFO_GET_INVALID = 0,
 	QCA_WLAN_VENDOR_ATTR_WIFI_INFO_DRIVER_VERSION = 1,
 	QCA_WLAN_VENDOR_ATTR_WIFI_INFO_FIRMWARE_VERSION = 2,
+	QCA_WLAN_VENDOR_ATTR_WIFI_INFO_RADIO_INDEX = 3,
 
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_WIFI_INFO_GET_AFTER_LAST,
@@ -4481,6 +4560,44 @@
 	 * qca_wlan_vendor_attr_spectral_scan_request_type.
 	 */
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_REQUEST_TYPE = 23,
+	/* This specifies the frequency span over which spectral
+	 * scan would be carried out. Its value depends on the
+	 * value of QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_MODE and
+	 * the relation is as follows.
+	 * QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_NORMAL
+	 *    Not applicable. Spectral scan would happen in the
+	 *    operating span.
+	 * QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_AGILE
+	 *    Center frequency (in MHz) of the span of interest or
+	 *    for convenience, center frequency (in MHz) of any channel
+	 *    in the span of interest. If agile spectral scan is initiated
+	 *    without setting a valid frequency it returns the error code
+	 *    (QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_PARAM_NOT_INITIALIZED).
+	 * u32 attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CONFIG_FREQUENCY = 24,
+	/* Spectral scan mode. u32 attribute.
+	 * It uses values defined in enum qca_wlan_vendor_spectral_scan_mode.
+	 * If this attribute is not present, it is assumed to be
+	 * normal mode (QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_NORMAL).
+	 */
+	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_MODE = 25,
+	/* Spectral scan error code. u32 attribute.
+	 * It uses values defined in enum
+	 * qca_wlan_vendor_spectral_scan_error_code.
+	 * This attribute is included only in failure scenarios.
+	 */
+	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_ERROR_CODE = 26,
+	/* 8-bit unsigned value to enable/disable debug of the
+	 * Spectral DMA ring.
+	 * 1-enable, 0-disable
+	 */
+	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CONFIG_DMA_RING_DEBUG = 27,
+	/* 8-bit unsigned value to enable/disable debug of the
+	 * Spectral DMA buffers.
+	 * 1-enable, 0-disable
+	 */
+	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CONFIG_DMA_BUFFER_DEBUG = 28,
 
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CONFIG_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CONFIG_MAX =
@@ -4559,6 +4676,8 @@
 	 * u8 attribute.
 	 */
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CAP_DEFAULT_AGC_MAX_GAIN = 10,
+	/* Flag attribute to indicate agile spectral scan capability */
+	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CAP_AGILE_SPECTRAL = 11,
 
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CAP_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CAP_MAX =
@@ -4575,6 +4694,13 @@
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_STATUS_IS_ENABLED = 1,
 	/* Flag attribute to indicate whether spectral scan is in progress*/
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_STATUS_IS_ACTIVE = 2,
+	/* Spectral scan mode. u32 attribute.
+	 * It uses values defined in enum qca_wlan_vendor_spectral_scan_mode.
+	 * If this attribute is not present, normal mode
+	 * (QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_NORMAL is assumed to be
+	 * requested.
+	 */
+	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_STATUS_MODE = 3,
 
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_STATUS_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_STATUS_MAX =
@@ -4600,6 +4726,43 @@
 };
 
 /**
+ * qca_wlan_vendor_spectral_scan_mode: Attribute values for
+ * QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_MODE in the vendor subcmd
+ * QCA_NL80211_VENDOR_SUBCMD_SPECTRAL_SCAN_START and
+ * QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_STATUS_MODE in the vendor subcmd
+ * QCA_NL80211_VENDOR_SUBCMD_SPECTRAL_SCAN_GET_STATUS. This represents the
+ * spectral scan modes.
+ * @QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_NORMAL: Normal spectral scan:
+ * spectral scan in the current operating span.
+ * @QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_AGILE: Agile spectral scan:
+ * spectral scan in the configured agile span.
+ */
+enum qca_wlan_vendor_spectral_scan_mode {
+	QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_NORMAL = 0,
+	QCA_WLAN_VENDOR_SPECTRAL_SCAN_MODE_AGILE = 1,
+};
+
+/**
+ * qca_wlan_vendor_spectral_scan_error_code: Attribute values for
+ * QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_ERROR_CODE in the vendor subcmd
+ * QCA_NL80211_VENDOR_SUBCMD_SPECTRAL_SCAN_START.
+ * @QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_PARAM_UNSUPPORTED: Changing the value
+ * of a parameter is not supported.
+ * @QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_MODE_UNSUPPORTED: Requested spectral scan
+ * mode is not supported.
+ * @QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_PARAM_INVALID_VALUE: A parameter
+ * has invalid value.
+ * @QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_PARAM_NOT_INITIALIZED: A parameter
+ * is not initialized.
+ */
+enum qca_wlan_vendor_spectral_scan_error_code {
+	QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_PARAM_UNSUPPORTED = 0,
+	QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_MODE_UNSUPPORTED = 1,
+	QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_PARAM_INVALID_VALUE = 2,
+	QCA_WLAN_VENDOR_SPECTRAL_SCAN_ERR_PARAM_NOT_INITIALIZED = 3,
+};
+
+/**
  * qca_wlan_vendor_spectral_scan_cap_hw_gen: Attribute values for
  * QCA_WLAN_VENDOR_ATTR_SPECTRAL_SCAN_CAP_HW_GEN to the vendor subcmd
  * QCA_NL80211_VENDOR_SUBCMD_SPECTRAL_SCAN_GET_CAP_INFO. This represents the
@@ -6709,4 +6872,234 @@
 		QCA_MPTA_HELPER_VENDOR_ATTR_AFTER_LAST - 1
 };
 
+/**
+ * enum qca_wlan_vendor_beacon_reporting_op_types - Defines different types of
+ * operations for which %QCA_NL80211_VENDOR_SUBCMD_BEACON_REPORTING can be used.
+ * Will be used by %QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE.
+ *
+ * @QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START: Sent by userspace to the driver
+ * to request the driver to start reporting Beacon frames.
+ * @QCA_WLAN_VENDOR_BEACON_REPORTING_OP_STOP: Sent by userspace to the driver to
+ * request the driver to stop reporting Beacon frames.
+ * @QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO: Sent by the driver to
+ * userspace to report received Beacon frames.
+ * @QCA_WLAN_VENDOR_BEACON_REPORTING_OP_PAUSE: Sent by the driver to userspace
+ * to indicate that the driver is going to pause reporting Beacon frames.
+ */
+enum qca_wlan_vendor_beacon_reporting_op_types {
+	QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START = 0,
+	QCA_WLAN_VENDOR_BEACON_REPORTING_OP_STOP = 1,
+	QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO = 2,
+	QCA_WLAN_VENDOR_BEACON_REPORTING_OP_PAUSE = 3,
+};
+
+/**
+ * enum qca_wlan_vendor_beacon_reporting_pause_reasons - Defines different types
+ * of reasons for which the driver is pausing reporting Beacon frames. Will be
+ * used by %QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_PAUSE_REASON.
+ *
+ * @QCA_WLAN_VENDOR_BEACON_REPORTING_PAUSE_REASON_UNSPECIFIED: For unspecified
+ * reasons.
+ * @QCA_WLAN_VENDOR_BEACON_REPORTING_PAUSE_REASON_SCAN_STARTED: When the
+ * driver/firmware is starting a scan.
+ * @QCA_WLAN_VENDOR_BEACON_REPORTING_PAUSE_REASON_DISCONNECTED: When the
+ * driver/firmware disconnects from the ESS and indicates the disconnection to
+ * userspace (non-seamless roaming case). This reason code will be used by the
+ * driver/firmware to indicate stopping of beacon report events. Userspace will
+ * need to start beacon reporting again (if desired) by sending vendor command
+ * QCA_NL80211_VENDOR_SUBCMD_BEACON_REPORTING with
+ * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE set to
+ * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START after the next connection is
+ * completed.
+ */
+enum qca_wlan_vendor_beacon_reporting_pause_reasons {
+	QCA_WLAN_VENDOR_BEACON_REPORTING_PAUSE_REASON_UNSPECIFIED = 0,
+	QCA_WLAN_VENDOR_BEACON_REPORTING_PAUSE_REASON_SCAN_STARTED = 1,
+	QCA_WLAN_VENDOR_BEACON_REPORTING_PAUSE_REASON_DISCONNECTED = 2,
+};
+
+/*
+ * enum qca_wlan_vendor_attr_beacon_reporting_params - List of attributes used
+ * in vendor sub-command QCA_NL80211_VENDOR_SUBCMD_BEACON_REPORTING.
+ */
+enum qca_wlan_vendor_attr_beacon_reporting_params {
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_INVALID = 0,
+	/* Specifies the type of operation that the vendor command/event is
+	 * intended for. Possible values for this attribute are defined in
+	 * enum qca_wlan_vendor_beacon_reporting_op_types. u32 attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE = 1,
+	/* Optionally set by userspace to request the driver to report Beacon
+	 * frames using asynchronous vendor events when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START. NLA_FLAG attribute.
+	 * If this flag is not set, the driver will only update Beacon frames in
+	 * cfg80211 scan cache but not send any vendor events.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_ACTIVE_REPORTING = 2,
+	/* Optionally used by userspace to request the driver/firmware to report
+	 * Beacon frames periodically when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START.
+	 * u32 attribute, indicates the period of Beacon frames to be reported
+	 * and in the units of beacon interval.
+	 * If this attribute is missing in the command, then the default value
+	 * of 1 will be assumed by driver, i.e., to report every Beacon frame.
+	 * Zero is an invalid value.
+	 * If a valid value is received for this attribute, the driver will
+	 * update the cfg80211 scan cache periodically as per the value received
+	 * in this attribute in addition to updating the cfg80211 scan cache
+	 * when there is significant change in Beacon frame IEs.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_PERIOD = 3,
+	/* Used by the driver to encapsulate the SSID when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO.
+	 * u8 array with a maximum size of 32.
+	 *
+	 * When generating beacon report from non-MBSSID Beacon frame, the SSID
+	 * will be taken from the SSID element of the received Beacon frame.
+	 *
+	 * When generating beacon report from Multiple BSSID Beacon frame and if
+	 * the BSSID of the current connected BSS matches the BSSID of the
+	 * transmitting BSS, the SSID will be taken from the SSID element of the
+	 * received Beacon frame.
+	 *
+	 * When generating beacon report from Multiple BSSID Beacon frame and if
+	 * the BSSID of the current connected BSS matches the BSSID of one of
+	 * the* nontransmitting BSSs, the SSID will be taken from the SSID field
+	 * included in the nontransmitted BSS profile whose derived BSSID is
+	 * same as the BSSID of the current connected BSS. When there is no
+	 * nontransmitted BSS profile whose derived BSSID is same as the BSSID
+	 * of current connected* BSS, this attribute will not be present.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_SSID = 4,
+	/* Used by the driver to encapsulate the BSSID of the AP to which STA is
+	 * currently connected to when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO. u8 array with a
+	 * fixed size of 6 bytes.
+	 *
+	 * When generating beacon report from a Multiple BSSID beacon and the
+	 * current connected BSSID matches one of the nontransmitted BSSIDs in a
+	 * Multiple BSSID set, this BSSID will be that particular nontransmitted
+	 * BSSID and not the transmitted BSSID (i.e., the transmitting address
+	 * of the Beacon frame).
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_BSSID = 5,
+	/* Used by the driver to encapsulate the frequency in MHz on which
+	 * the Beacon frame was received when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is
+	 * set to QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO.
+	 * u32 attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_FREQ = 6,
+	/* Used by the driver to encapsulate the Beacon interval
+	 * when the QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO.
+	 * u16 attribute. The value will be copied from the Beacon frame and the
+	 * units are TUs.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_BI = 7,
+	/* Used by the driver to encapsulate the Timestamp field from the Beacon
+	 * frame when the QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set
+	 * to QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO.
+	 * u64 attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_TSF = 8,
+	/* Used by the driver to encapsulate the CLOCK_BOOTTIME when this
+	 * Beacon frame is received in the driver when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO. u64 attribute, in
+	 * the units of nanoseconds. This value is expected to have accuracy of
+	 * about 10 ms.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_BOOTTIME_WHEN_RECEIVED = 9,
+	/* Used by the driver to encapsulate the IEs of the Beacon frame from
+	 * which this event is generated when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_BEACON_INFO. u8 array.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_IES = 10,
+	/* Used by the driver to specify the reason for the driver/firmware to
+	 * pause sending beacons to userspace when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_PAUSE. Possible values are
+	 * defined in enum qca_wlan_vendor_beacon_reporting_pause_reasons, u32
+	 * attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_PAUSE_REASON = 11,
+	/* Used by the driver to specify whether the driver will automatically
+	 * resume reporting beacon events to userspace later (for example after
+	 * the ongoing off-channel activity is completed etc.) when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_PAUSE. NLA_FLAG attribute.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_AUTO_RESUMES = 12,
+	/* Optionally set by userspace to request the driver not to resume
+	 * beacon reporting after a pause is completed, when the
+	 * QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_OP_TYPE is set to
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START. NLA_FLAG attribute.
+	 * If this flag is set, the driver will not resume beacon reporting
+	 * after any pause in beacon reporting is completed. Userspace has to
+	 * send QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START command again in order
+	 * to initiate beacon reporting again. If this flag is set in the recent
+	 * QCA_WLAN_VENDOR_BEACON_REPORTING_OP_START command, then in the
+	 * subsequent QCA_WLAN_VENDOR_BEACON_REPORTING_OP_PAUSE event (if any)
+	 * the QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_AUTO_RESUMES shall not be
+	 * set by the driver. Setting this flag until and unless there is a
+	 * specific need is not recommended as there is a chance of some beacons
+	 * received after pause command and next start command being not
+	 * reported.
+	 */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_DO_NOT_RESUME = 13,
+
+	/* Keep last */
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_LAST,
+	QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_MAX =
+		QCA_WLAN_VENDOR_ATTR_BEACON_REPORTING_LAST - 1
+};
+
+/**
+ * enum qca_vendor_interop_issues_ap_type - Interop issue types
+ * This enum defines the valid set of values of interop issue types. These
+ * values are used by attribute %QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_TYPE.
+ *
+ * @QCA_VENDOR_INTEROP_ISSUES_AP_ON_STA_PS: The AP has power save interop issue
+ * when the STA's Qpower feature is enabled.
+ */
+enum qca_vendor_interop_issues_ap_type {
+	QCA_VENDOR_INTEROP_ISSUES_AP_INVALID = 0,
+	QCA_VENDOR_INTEROP_ISSUES_AP_ON_STA_PS = 1,
+};
+
+/**
+ * enum qca_vendor_attr_interop_issues_ap - attribute for AP with interop issues
+ * Values are used by %QCA_NL80211_VENDOR_SUBCMD_INTEROP_ISSUES_AP.
+ *
+ * @QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_INVALID: Invalid value
+ * @QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_TYPE: Interop issue type
+ * 32-bit unsigned value. The values defined in enum
+ * qca_vendor_interop_issues_ap_type are used.
+ * @QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_LIST: APs' BSSID container
+ * array of nested QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_BSSID attributes.
+ * It is present and mandatory for the command but is not used for the event
+ * since only a single BSSID is reported in an event.
+ * @QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_BSSID: AP's BSSID 6-byte MAC address.
+ * It is used within the nested QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_LIST
+ * attribute in command case and without such encapsulation in the event case.
+ * @QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_AFTER_LAST: last value
+ * @QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_MAX: max value
+ */
+enum qca_vendor_attr_interop_issues_ap {
+	QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_INVALID,
+	QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_TYPE,
+	QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_LIST,
+	QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_BSSID,
+	/* keep last */
+	QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_AFTER_LAST,
+	QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_MAX =
+		QCA_WLAN_VENDOR_ATTR_INTEROP_ISSUES_AP_AFTER_LAST - 1
+};
+
 #endif /* QCA_VENDOR_H */
diff --git a/src/common/sae.c b/src/common/sae.c
index 0d56e55..0da7145 100644
--- a/src/common/sae.c
+++ b/src/common/sae.c
@@ -15,35 +15,22 @@
 #include "crypto/random.h"
 #include "crypto/dh_groups.h"
 #include "ieee802_11_defs.h"
+#include "dragonfly.h"
 #include "sae.h"
 
 
-static int sae_suitable_group(int group)
-{
-#ifdef CONFIG_TESTING_OPTIONS
-	/* Allow all groups for testing purposes in non-production builds. */
-	return 1;
-#else /* CONFIG_TESTING_OPTIONS */
-	/* Enforce REVmd rules on which SAE groups are suitable for production
-	 * purposes: FFC groups whose prime is >= 3072 bits and ECC groups
-	 * defined over a prime field whose prime is >= 256 bits. Furthermore,
-	 * ECC groups defined over a characteristic 2 finite field and ECC
-	 * groups with a co-factor greater than 1 are not suitable. */
-	return group == 19 || group == 20 || group == 21 ||
-		group == 28 || group == 29 || group == 30 ||
-		group == 15 || group == 16 || group == 17 || group == 18;
-#endif /* CONFIG_TESTING_OPTIONS */
-}
-
-
 int sae_set_group(struct sae_data *sae, int group)
 {
 	struct sae_temporary_data *tmp;
 
-	if (!sae_suitable_group(group)) {
+#ifdef CONFIG_TESTING_OPTIONS
+	/* Allow all groups for testing purposes in non-production builds. */
+#else /* CONFIG_TESTING_OPTIONS */
+	if (!dragonfly_suitable_group(group, 0)) {
 		wpa_printf(MSG_DEBUG, "SAE: Reject unsuitable group %d", group);
 		return -1;
 	}
+#endif /* CONFIG_TESTING_OPTIONS */
 
 	sae_clear_data(sae);
 	tmp = sae->tmp = os_zalloc(sizeof(*tmp));
@@ -134,58 +121,6 @@
 }
 
 
-static void buf_shift_right(u8 *buf, size_t len, size_t bits)
-{
-	size_t i;
-	for (i = len - 1; i > 0; i--)
-		buf[i] = (buf[i - 1] << (8 - bits)) | (buf[i] >> bits);
-	buf[0] >>= bits;
-}
-
-
-static struct crypto_bignum * sae_get_rand(struct sae_data *sae)
-{
-	u8 val[SAE_MAX_PRIME_LEN];
-	int iter = 0;
-	struct crypto_bignum *bn = NULL;
-	int order_len_bits = crypto_bignum_bits(sae->tmp->order);
-	size_t order_len = (order_len_bits + 7) / 8;
-
-	if (order_len > sizeof(val))
-		return NULL;
-
-	for (;;) {
-		if (iter++ > 100 || random_get_bytes(val, order_len) < 0)
-			return NULL;
-		if (order_len_bits % 8)
-			buf_shift_right(val, order_len, 8 - order_len_bits % 8);
-		bn = crypto_bignum_init_set(val, order_len);
-		if (bn == NULL)
-			return NULL;
-		if (crypto_bignum_is_zero(bn) ||
-		    crypto_bignum_is_one(bn) ||
-		    crypto_bignum_cmp(bn, sae->tmp->order) >= 0) {
-			crypto_bignum_deinit(bn, 0);
-			continue;
-		}
-		break;
-	}
-
-	os_memset(val, 0, order_len);
-	return bn;
-}
-
-
-static struct crypto_bignum * sae_get_rand_and_mask(struct sae_data *sae)
-{
-	crypto_bignum_deinit(sae->tmp->sae_rand, 1);
-	sae->tmp->sae_rand = sae_get_rand(sae);
-	if (sae->tmp->sae_rand == NULL)
-		return NULL;
-	return sae_get_rand(sae);
-}
-
-
 static void sae_pwd_seed_key(const u8 *addr1, const u8 *addr2, u8 *key)
 {
 	wpa_printf(MSG_DEBUG, "SAE: PWE derivation - addr1=" MACSTR
@@ -200,103 +135,6 @@
 }
 
 
-static struct crypto_bignum *
-get_rand_1_to_p_1(const u8 *prime, size_t prime_len, size_t prime_bits,
-		  int *r_odd)
-{
-	for (;;) {
-		struct crypto_bignum *r;
-		u8 tmp[SAE_MAX_ECC_PRIME_LEN];
-
-		if (random_get_bytes(tmp, prime_len) < 0)
-			break;
-		if (prime_bits % 8)
-			buf_shift_right(tmp, prime_len, 8 - prime_bits % 8);
-		if (os_memcmp(tmp, prime, prime_len) >= 0)
-			continue;
-		r = crypto_bignum_init_set(tmp, prime_len);
-		if (!r)
-			break;
-		if (crypto_bignum_is_zero(r)) {
-			crypto_bignum_deinit(r, 0);
-			continue;
-		}
-
-		*r_odd = tmp[prime_len - 1] & 0x01;
-		return r;
-	}
-
-	return NULL;
-}
-
-
-static int is_quadratic_residue_blind(struct sae_data *sae,
-				      const u8 *prime, size_t bits,
-				      const u8 *qr, const u8 *qnr,
-				      const struct crypto_bignum *y_sqr)
-{
-	struct crypto_bignum *r, *num, *qr_or_qnr = NULL;
-	int r_odd, check, res = -1;
-	u8 qr_or_qnr_bin[SAE_MAX_ECC_PRIME_LEN];
-	size_t prime_len = sae->tmp->prime_len;
-	unsigned int mask;
-
-	/*
-	 * Use the blinding technique to mask y_sqr while determining
-	 * whether it is a quadratic residue modulo p to avoid leaking
-	 * timing information while determining the Legendre symbol.
-	 *
-	 * v = y_sqr
-	 * r = a random number between 1 and p-1, inclusive
-	 * num = (v * r * r) modulo p
-	 */
-	r = get_rand_1_to_p_1(prime, prime_len, bits, &r_odd);
-	if (!r)
-		return -1;
-
-	num = crypto_bignum_init();
-	if (!num ||
-	    crypto_bignum_mulmod(y_sqr, r, sae->tmp->prime, num) < 0 ||
-	    crypto_bignum_mulmod(num, r, sae->tmp->prime, num) < 0)
-		goto fail;
-
-	/*
-	 * Need to minimize differences in handling different cases, so try to
-	 * avoid branches and timing differences.
-	 *
-	 * If r_odd:
-	 * num = (num * qr) module p
-	 * LGR(num, p) = 1 ==> quadratic residue
-	 * else:
-	 * num = (num * qnr) module p
-	 * LGR(num, p) = -1 ==> quadratic residue
-	 */
-	mask = const_time_is_zero(r_odd);
-	const_time_select_bin(mask, qnr, qr, prime_len, qr_or_qnr_bin);
-	qr_or_qnr = crypto_bignum_init_set(qr_or_qnr_bin, prime_len);
-	if (!qr_or_qnr ||
-	    crypto_bignum_mulmod(num, qr_or_qnr, sae->tmp->prime, num) < 0)
-		goto fail;
-	/* r_odd is 0 or 1; branchless version of check = r_odd ? 1 : -1, */
-	check = const_time_select_int(mask, -1, 1);
-
-	res = crypto_bignum_legendre(num, sae->tmp->prime);
-	if (res == -2) {
-		res = -1;
-		goto fail;
-	}
-	/* branchless version of res = res == check
-	 * (res is -1, 0, or 1; check is -1 or 1) */
-	mask = const_time_eq(res, check);
-	res = const_time_select_int(mask, 1, 0);
-fail:
-	crypto_bignum_deinit(num, 1);
-	crypto_bignum_deinit(r, 1);
-	crypto_bignum_deinit(qr_or_qnr, 1);
-	return res;
-}
-
-
 static int sae_test_pwd_seed_ecc(struct sae_data *sae, const u8 *pwd_seed,
 				 const u8 *prime, const u8 *qr, const u8 *qnr,
 				 u8 *pwd_value)
@@ -304,6 +142,8 @@
 	struct crypto_bignum *y_sqr, *x_cand;
 	int res;
 	size_t bits;
+	int cmp_prime;
+	unsigned int in_range;
 
 	wpa_hexdump_key(MSG_DEBUG, "SAE: pwd-seed", pwd_seed, SHA256_MAC_LEN);
 
@@ -317,8 +157,13 @@
 	wpa_hexdump_key(MSG_DEBUG, "SAE: pwd-value",
 			pwd_value, sae->tmp->prime_len);
 
-	if (const_time_memcmp(pwd_value, prime, sae->tmp->prime_len) >= 0)
-		return 0;
+	cmp_prime = const_time_memcmp(pwd_value, prime, sae->tmp->prime_len);
+	/* Create a const_time mask for selection based on prf result
+	 * being smaller than prime. */
+	in_range = const_time_fill_msb((unsigned int) cmp_prime);
+	/* The algorithm description would skip the next steps if
+	 * cmp_prime >= 0 (reutnr 0 here), but go through them regardless to
+	 * minimize externally observable differences in behavior. */
 
 	x_cand = crypto_bignum_init_set(pwd_value, sae->tmp->prime_len);
 	if (!x_cand)
@@ -328,9 +173,12 @@
 	if (!y_sqr)
 		return -1;
 
-	res = is_quadratic_residue_blind(sae, prime, bits, qr, qnr, y_sqr);
+	res = dragonfly_is_quadratic_residue_blind(sae->tmp->ec, qr, qnr,
+						   y_sqr);
 	crypto_bignum_deinit(y_sqr, 1);
-	return res;
+	if (res < 0)
+		return res;
+	return const_time_select_int(in_range, res, 0);
 }
 
 
@@ -423,42 +271,6 @@
 }
 
 
-static int get_random_qr_qnr(const u8 *prime, size_t prime_len,
-			     const struct crypto_bignum *prime_bn,
-			     size_t prime_bits, struct crypto_bignum **qr,
-			     struct crypto_bignum **qnr)
-{
-	*qr = NULL;
-	*qnr = NULL;
-
-	while (!(*qr) || !(*qnr)) {
-		u8 tmp[SAE_MAX_ECC_PRIME_LEN];
-		struct crypto_bignum *q;
-		int res;
-
-		if (random_get_bytes(tmp, prime_len) < 0)
-			break;
-		if (prime_bits % 8)
-			buf_shift_right(tmp, prime_len, 8 - prime_bits % 8);
-		if (os_memcmp(tmp, prime, prime_len) >= 0)
-			continue;
-		q = crypto_bignum_init_set(tmp, prime_len);
-		if (!q)
-			break;
-		res = crypto_bignum_legendre(q, prime_bn);
-
-		if (res == 1 && !(*qr))
-			*qr = q;
-		else if (res == -1 && !(*qnr))
-			*qnr = q;
-		else
-			crypto_bignum_deinit(q, 0);
-	}
-
-	return (*qr && *qnr) ? 0 : -1;
-}
-
-
 static int sae_derive_pwe_ecc(struct sae_data *sae, const u8 *addr1,
 			      const u8 *addr2, const u8 *password,
 			      size_t password_len, const char *identifier)
@@ -477,7 +289,6 @@
 	u8 x_cand_bin[SAE_MAX_ECC_PRIME_LEN];
 	u8 qr_bin[SAE_MAX_ECC_PRIME_LEN];
 	u8 qnr_bin[SAE_MAX_ECC_PRIME_LEN];
-	size_t bits;
 	int res = -1;
 	u8 found = 0; /* 0 (false) or 0xff (true) to be used as const_time_*
 		       * mask */
@@ -494,14 +305,12 @@
 	if (crypto_bignum_to_bin(sae->tmp->prime, prime, sizeof(prime),
 				 prime_len) < 0)
 		goto fail;
-	bits = crypto_ec_prime_len_bits(sae->tmp->ec);
 
 	/*
 	 * Create a random quadratic residue (qr) and quadratic non-residue
 	 * (qnr) modulo p for blinding purposes during the loop.
 	 */
-	if (get_random_qr_qnr(prime, prime_len, sae->tmp->prime, bits,
-			      &qr, &qnr) < 0 ||
+	if (dragonfly_get_random_qr_qnr(sae->tmp->prime, &qr, &qnr) < 0 ||
 	    crypto_bignum_to_bin(qr, qr_bin, sizeof(qr_bin), prime_len) < 0 ||
 	    crypto_bignum_to_bin(qnr, qnr_bin, sizeof(qnr_bin), prime_len) < 0)
 		goto fail;
@@ -768,48 +577,23 @@
 static int sae_derive_commit(struct sae_data *sae)
 {
 	struct crypto_bignum *mask;
-	int ret = -1;
-	unsigned int counter = 0;
+	int ret;
 
-	do {
-		counter++;
-		if (counter > 100) {
-			/*
-			 * This cannot really happen in practice if the random
-			 * number generator is working. Anyway, to avoid even a
-			 * theoretical infinite loop, break out after 100
-			 * attemps.
-			 */
-			return -1;
-		}
-
-		mask = sae_get_rand_and_mask(sae);
-		if (mask == NULL) {
-			wpa_printf(MSG_DEBUG, "SAE: Could not get rand/mask");
-			return -1;
-		}
-
-		/* commit-scalar = (rand + mask) modulo r */
-		if (!sae->tmp->own_commit_scalar) {
-			sae->tmp->own_commit_scalar = crypto_bignum_init();
-			if (!sae->tmp->own_commit_scalar)
-				goto fail;
-		}
-		crypto_bignum_add(sae->tmp->sae_rand, mask,
-				  sae->tmp->own_commit_scalar);
-		crypto_bignum_mod(sae->tmp->own_commit_scalar, sae->tmp->order,
-				  sae->tmp->own_commit_scalar);
-	} while (crypto_bignum_is_zero(sae->tmp->own_commit_scalar) ||
-		 crypto_bignum_is_one(sae->tmp->own_commit_scalar));
-
-	if ((sae->tmp->ec && sae_derive_commit_element_ecc(sae, mask) < 0) ||
-	    (sae->tmp->dh && sae_derive_commit_element_ffc(sae, mask) < 0))
-		goto fail;
-
-	ret = 0;
-fail:
+	mask = crypto_bignum_init();
+	if (!sae->tmp->sae_rand)
+		sae->tmp->sae_rand = crypto_bignum_init();
+	if (!sae->tmp->own_commit_scalar)
+		sae->tmp->own_commit_scalar = crypto_bignum_init();
+	ret = !mask || !sae->tmp->sae_rand || !sae->tmp->own_commit_scalar ||
+		dragonfly_generate_scalar(sae->tmp->order, sae->tmp->sae_rand,
+					  mask,
+					  sae->tmp->own_commit_scalar) < 0 ||
+		(sae->tmp->ec &&
+		 sae_derive_commit_element_ecc(sae, mask) < 0) ||
+		(sae->tmp->dh &&
+		 sae_derive_commit_element_ffc(sae, mask) < 0);
 	crypto_bignum_deinit(mask, 1);
-	return ret;
+	return ret ? -1 : 0;
 }
 
 
diff --git a/src/common/version.h b/src/common/version.h
index eb4f313..031d1be 100644
--- a/src/common/version.h
+++ b/src/common/version.h
@@ -9,6 +9,6 @@
 #define GIT_VERSION_STR_POSTFIX ""
 #endif /* GIT_VERSION_STR_POSTFIX */
 
-#define VERSION_STR "2.8-devel" VERSION_STR_POSTFIX GIT_VERSION_STR_POSTFIX
+#define VERSION_STR "2.9-devel" VERSION_STR_POSTFIX GIT_VERSION_STR_POSTFIX
 
 #endif /* VERSION_H */
diff --git a/src/common/wpa_ctrl.h b/src/common/wpa_ctrl.h
index f65077e..b24ae63 100644
--- a/src/common/wpa_ctrl.h
+++ b/src/common/wpa_ctrl.h
@@ -87,6 +87,9 @@
 #define WPA_EVENT_BEACON_LOSS "CTRL-EVENT-BEACON-LOSS "
 /** Regulatory domain channel */
 #define WPA_EVENT_REGDOM_CHANGE "CTRL-EVENT-REGDOM-CHANGE "
+/** Channel switch started (followed by freq=<MHz> and other channel parameters)
+ */
+#define WPA_EVENT_CHANNEL_SWITCH_STARTED "CTRL-EVENT-STARTED-CHANNEL-SWITCH "
 /** Channel switch (followed by freq=<MHz> and other channel parameters) */
 #define WPA_EVENT_CHANNEL_SWITCH "CTRL-EVENT-CHANNEL-SWITCH "
 /** SAE authentication failed due to unknown password identifier */
diff --git a/src/crypto/aes_i.h b/src/crypto/aes_i.h
index 54375cf..b20ec92 100644
--- a/src/crypto/aes_i.h
+++ b/src/crypto/aes_i.h
@@ -65,7 +65,7 @@
 
 #else /* AES_SMALL_TABLES */
 
-#define RCON(i) (rcons[(i)] << 24)
+#define RCON(i) ((u32) rcons[(i)] << 24)
 
 static inline u32 rotr(u32 val, int bits)
 {
@@ -94,10 +94,10 @@
 #define TD1(i) rotr(Td0[((i) >> 16) & 0xff], 8)
 #define TD2(i) rotr(Td0[((i) >> 8) & 0xff], 16)
 #define TD3(i) rotr(Td0[(i) & 0xff], 24)
-#define TD41(i) (Td4s[((i) >> 24) & 0xff] << 24)
-#define TD42(i) (Td4s[((i) >> 16) & 0xff] << 16)
-#define TD43(i) (Td4s[((i) >> 8) & 0xff] << 8)
-#define TD44(i) (Td4s[(i) & 0xff])
+#define TD41(i) ((u32) Td4s[((i) >> 24) & 0xff] << 24)
+#define TD42(i) ((u32) Td4s[((i) >> 16) & 0xff] << 16)
+#define TD43(i) ((u32) Td4s[((i) >> 8) & 0xff] << 8)
+#define TD44(i) ((u32) Td4s[(i) & 0xff])
 #define TD0_(i) Td0[(i) & 0xff]
 #define TD1_(i) rotr(Td0[(i) & 0xff], 8)
 #define TD2_(i) rotr(Td0[(i) & 0xff], 16)
diff --git a/src/crypto/crypto.h b/src/crypto/crypto.h
index 12109ce..15f8ad0 100644
--- a/src/crypto/crypto.h
+++ b/src/crypto/crypto.h
@@ -645,13 +645,6 @@
 		      const struct crypto_bignum *b);
 
 /**
- * crypto_bignum_bits - Get size of a bignum in bits
- * @a: Bignum
- * Returns: Number of bits in the bignum
- */
-int crypto_bignum_bits(const struct crypto_bignum *a);
-
-/**
  * crypto_bignum_is_zero - Is the given bignum zero
  * @a: Bignum
  * Returns: 1 if @a is zero or 0 if not
diff --git a/src/crypto/crypto_openssl.c b/src/crypto/crypto_openssl.c
index 1b0c1ec..fb278c2 100644
--- a/src/crypto/crypto_openssl.c
+++ b/src/crypto/crypto_openssl.c
@@ -570,8 +570,8 @@
 		failed = !q || !ctx || !tmp ||
 			!BN_mod_exp(tmp, pub, q, p, ctx) ||
 			!BN_is_one(tmp);
-		BN_clear(q);
-		BN_clear(tmp);
+		BN_clear_free(q);
+		BN_clear_free(tmp);
 		BN_CTX_free(ctx);
 		if (failed)
 			goto fail;
@@ -580,8 +580,8 @@
 	res = crypto_mod_exp(pubkey, pubkey_len, privkey, privkey_len,
 			     prime, prime_len, secret, len);
 fail:
-	BN_clear(pub);
-	BN_clear(p);
+	BN_clear_free(pub);
+	BN_clear_free(p);
 	return res;
 }
 
@@ -1295,7 +1295,13 @@
 int crypto_bignum_to_bin(const struct crypto_bignum *a,
 			 u8 *buf, size_t buflen, size_t padlen)
 {
+#ifdef OPENSSL_IS_BORINGSSL
+#else /* OPENSSL_IS_BORINGSSL */
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
+#else
 	int num_bytes, offset;
+#endif
+#endif /* OPENSSL_IS_BORINGSSL */
 
 	if (TEST_FAIL())
 		return -1;
@@ -1303,6 +1309,14 @@
 	if (padlen > buflen)
 		return -1;
 
+#ifdef OPENSSL_IS_BORINGSSL
+	if (BN_bn2bin_padded(buf, padlen, (const BIGNUM *) a) == 0)
+		return -1;
+	return padlen;
+#else /* OPENSSL_IS_BORINGSSL */
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
+	return BN_bn2binpad((const BIGNUM *) a, buf, padlen);
+#else
 	num_bytes = BN_num_bytes((const BIGNUM *) a);
 	if ((size_t) num_bytes > buflen)
 		return -1;
@@ -1315,6 +1329,8 @@
 	BN_bn2bin((const BIGNUM *) a, buf + offset);
 
 	return num_bytes + offset;
+#endif
+#endif /* OPENSSL_IS_BORINGSSL */
 }
 
 
@@ -1476,12 +1492,6 @@
 }
 
 
-int crypto_bignum_bits(const struct crypto_bignum *a)
-{
-	return BN_num_bits((const BIGNUM *) a);
-}
-
-
 int crypto_bignum_is_zero(const struct crypto_bignum *a)
 {
 	return BN_is_zero((const BIGNUM *) a);
@@ -1870,7 +1880,7 @@
 {
 	struct crypto_ecdh *ecdh;
 	EVP_PKEY *params = NULL;
-	EC_KEY *ec_params;
+	EC_KEY *ec_params = NULL;
 	EVP_PKEY_CTX *kctx = NULL;
 
 	ecdh = os_zalloc(sizeof(*ecdh));
@@ -1913,6 +1923,7 @@
 	}
 
 done:
+	EC_KEY_free(ec_params);
 	EVP_PKEY_free(params);
 	EVP_PKEY_CTX_free(kctx);
 
diff --git a/src/crypto/crypto_wolfssl.c b/src/crypto/crypto_wolfssl.c
index 976a008..4cedab4 100644
--- a/src/crypto/crypto_wolfssl.c
+++ b/src/crypto/crypto_wolfssl.c
@@ -1198,12 +1198,6 @@
 }
 
 
-int crypto_bignum_bits(const struct crypto_bignum *a)
-{
-	return mp_count_bits((mp_int *) a);
-}
-
-
 int crypto_bignum_is_zero(const struct crypto_bignum *a)
 {
 	return mp_iszero((mp_int *) a);
diff --git a/src/crypto/sha1-internal.c b/src/crypto/sha1-internal.c
index a491707..ffa04df 100644
--- a/src/crypto/sha1-internal.c
+++ b/src/crypto/sha1-internal.c
@@ -224,7 +224,7 @@
 	/* Wipe variables */
 	a = b = c = d = e = 0;
 #ifdef SHA1HANDSOFF
-	os_memset(block, 0, 64);
+	forced_memzero(block, 64);
 #endif
 }
 
@@ -300,7 +300,7 @@
 	os_memset(context->buffer, 0, 64);
 	os_memset(context->state, 0, 20);
 	os_memset(context->count, 0, 8);
-	os_memset(finalcount, 0, 8);
+	forced_memzero(finalcount, sizeof(finalcount));
 }
 
 /* ===== end - public domain SHA1 implementation ===== */
diff --git a/src/crypto/sha1-prf.c b/src/crypto/sha1-prf.c
index 4b2d137..1385149 100644
--- a/src/crypto/sha1-prf.c
+++ b/src/crypto/sha1-prf.c
@@ -61,7 +61,7 @@
 		}
 		counter++;
 	}
-	os_memset(hash, 0, sizeof(hash));
+	forced_memzero(hash, sizeof(hash));
 
 	return 0;
 }
diff --git a/src/crypto/sha1-tlsprf.c b/src/crypto/sha1-tlsprf.c
index a11649a..5e8d159 100644
--- a/src/crypto/sha1-tlsprf.c
+++ b/src/crypto/sha1-tlsprf.c
@@ -92,10 +92,10 @@
 		SHA1_pos++;
 	}
 
-	os_memset(A_MD5, 0, MD5_MAC_LEN);
-	os_memset(P_MD5, 0, MD5_MAC_LEN);
-	os_memset(A_SHA1, 0, SHA1_MAC_LEN);
-	os_memset(P_SHA1, 0, SHA1_MAC_LEN);
+	forced_memzero(A_MD5, MD5_MAC_LEN);
+	forced_memzero(P_MD5, MD5_MAC_LEN);
+	forced_memzero(A_SHA1, SHA1_MAC_LEN);
+	forced_memzero(P_SHA1, SHA1_MAC_LEN);
 
 	return 0;
 }
diff --git a/src/crypto/sha1-tprf.c b/src/crypto/sha1-tprf.c
index 562510f..c3acf19 100644
--- a/src/crypto/sha1-tprf.c
+++ b/src/crypto/sha1-tprf.c
@@ -66,7 +66,7 @@
 		len[0] = SHA1_MAC_LEN;
 	}
 
-	os_memset(hash, 0, SHA1_MAC_LEN);
+	forced_memzero(hash, SHA1_MAC_LEN);
 
 	return 0;
 }
diff --git a/src/crypto/sha1.c b/src/crypto/sha1.c
index 8fce139..76d7a68 100644
--- a/src/crypto/sha1.c
+++ b/src/crypto/sha1.c
@@ -86,7 +86,8 @@
 	_addr[1] = mac;
 	_len[1] = SHA1_MAC_LEN;
 	ret = sha1_vector(2, _addr, _len, mac);
-	os_memset(k_pad, 0, sizeof(k_pad));
+	forced_memzero(k_pad, sizeof(k_pad));
+	forced_memzero(tk, sizeof(tk));
 	return ret;
 }
 
diff --git a/src/crypto/sha256-kdf.c b/src/crypto/sha256-kdf.c
index af7d954..5a6b744 100644
--- a/src/crypto/sha256-kdf.c
+++ b/src/crypto/sha256-kdf.c
@@ -69,7 +69,7 @@
 
 		if (iter == 255) {
 			os_memset(out, 0, outlen);
-			os_memset(T, 0, SHA256_MAC_LEN);
+			forced_memzero(T, SHA256_MAC_LEN);
 			return -1;
 		}
 		iter++;
@@ -77,11 +77,11 @@
 		if (hmac_sha256_vector(secret, secret_len, 4, addr, len, T) < 0)
 		{
 			os_memset(out, 0, outlen);
-			os_memset(T, 0, SHA256_MAC_LEN);
+			forced_memzero(T, SHA256_MAC_LEN);
 			return -1;
 		}
 	}
 
-	os_memset(T, 0, SHA256_MAC_LEN);
+	forced_memzero(T, SHA256_MAC_LEN);
 	return 0;
 }
diff --git a/src/crypto/sha256-prf.c b/src/crypto/sha256-prf.c
index 722cad6..d665a99 100644
--- a/src/crypto/sha256-prf.c
+++ b/src/crypto/sha256-prf.c
@@ -102,7 +102,7 @@
 		buf[pos - 1] &= mask;
 	}
 
-	os_memset(hash, 0, sizeof(hash));
+	forced_memzero(hash, sizeof(hash));
 
 	return 0;
 }
diff --git a/src/crypto/sha256-tlsprf.c b/src/crypto/sha256-tlsprf.c
index 0528dad..9045cd3 100644
--- a/src/crypto/sha256-tlsprf.c
+++ b/src/crypto/sha256-tlsprf.c
@@ -26,8 +26,8 @@
  * This function is used to derive new, cryptographically separate keys from a
  * given key in TLS. This PRF is defined in RFC 2246, Chapter 5.
  */
-void tls_prf_sha256(const u8 *secret, size_t secret_len, const char *label,
-		    const u8 *seed, size_t seed_len, u8 *out, size_t outlen)
+int tls_prf_sha256(const u8 *secret, size_t secret_len, const char *label,
+		   const u8 *seed, size_t seed_len, u8 *out, size_t outlen)
 {
 	size_t clen;
 	u8 A[SHA256_MAC_LEN];
@@ -50,12 +50,15 @@
 	 * PRF(secret, label, seed) = P_SHA256(secret, label + seed)
 	 */
 
-	hmac_sha256_vector(secret, secret_len, 2, &addr[1], &len[1], A);
+	if (hmac_sha256_vector(secret, secret_len, 2, &addr[1], &len[1], A) < 0)
+		return -1;
 
 	pos = 0;
 	while (pos < outlen) {
-		hmac_sha256_vector(secret, secret_len, 3, addr, len, P);
-		hmac_sha256(secret, secret_len, A, SHA256_MAC_LEN, A);
+		if (hmac_sha256_vector(secret, secret_len, 3, addr, len, P) <
+		    0 ||
+		    hmac_sha256(secret, secret_len, A, SHA256_MAC_LEN, A) < 0)
+			return -1;
 
 		clen = outlen - pos;
 		if (clen > SHA256_MAC_LEN)
@@ -63,4 +66,6 @@
 		os_memcpy(out + pos, P, clen);
 		pos += clen;
 	}
+
+	return 0;
 }
diff --git a/src/crypto/sha256.h b/src/crypto/sha256.h
index 5219022..8054bbe 100644
--- a/src/crypto/sha256.h
+++ b/src/crypto/sha256.h
@@ -20,9 +20,9 @@
 int sha256_prf_bits(const u8 *key, size_t key_len, const char *label,
 		    const u8 *data, size_t data_len, u8 *buf,
 		    size_t buf_len_bits);
-void tls_prf_sha256(const u8 *secret, size_t secret_len,
-		    const char *label, const u8 *seed, size_t seed_len,
-		    u8 *out, size_t outlen);
+int tls_prf_sha256(const u8 *secret, size_t secret_len,
+		   const char *label, const u8 *seed, size_t seed_len,
+		   u8 *out, size_t outlen);
 int hmac_sha256_kdf(const u8 *secret, size_t secret_len,
 		    const char *label, const u8 *seed, size_t seed_len,
 		    u8 *out, size_t outlen);
diff --git a/src/crypto/sha384-kdf.c b/src/crypto/sha384-kdf.c
index 1d19627..babcb9e 100644
--- a/src/crypto/sha384-kdf.c
+++ b/src/crypto/sha384-kdf.c
@@ -69,7 +69,7 @@
 
 		if (iter == 255) {
 			os_memset(out, 0, outlen);
-			os_memset(T, 0, SHA384_MAC_LEN);
+			forced_memzero(T, SHA384_MAC_LEN);
 			return -1;
 		}
 		iter++;
@@ -77,11 +77,11 @@
 		if (hmac_sha384_vector(secret, secret_len, 4, addr, len, T) < 0)
 		{
 			os_memset(out, 0, outlen);
-			os_memset(T, 0, SHA384_MAC_LEN);
+			forced_memzero(T, SHA384_MAC_LEN);
 			return -1;
 		}
 	}
 
-	os_memset(T, 0, SHA384_MAC_LEN);
+	forced_memzero(T, SHA384_MAC_LEN);
 	return 0;
 }
diff --git a/src/crypto/sha384-prf.c b/src/crypto/sha384-prf.c
index 03e3cb3..420e78c 100644
--- a/src/crypto/sha384-prf.c
+++ b/src/crypto/sha384-prf.c
@@ -102,7 +102,7 @@
 		buf[pos - 1] &= mask;
 	}
 
-	os_memset(hash, 0, sizeof(hash));
+	forced_memzero(hash, sizeof(hash));
 
 	return 0;
 }
diff --git a/src/crypto/sha512-kdf.c b/src/crypto/sha512-kdf.c
index 8b71f9b..5bde664 100644
--- a/src/crypto/sha512-kdf.c
+++ b/src/crypto/sha512-kdf.c
@@ -69,7 +69,7 @@
 
 		if (iter == 255) {
 			os_memset(out, 0, outlen);
-			os_memset(T, 0, SHA512_MAC_LEN);
+			forced_memzero(T, SHA512_MAC_LEN);
 			return -1;
 		}
 		iter++;
@@ -77,11 +77,11 @@
 		if (hmac_sha512_vector(secret, secret_len, 4, addr, len, T) < 0)
 		{
 			os_memset(out, 0, outlen);
-			os_memset(T, 0, SHA512_MAC_LEN);
+			forced_memzero(T, SHA512_MAC_LEN);
 			return -1;
 		}
 	}
 
-	os_memset(T, 0, SHA512_MAC_LEN);
+	forced_memzero(T, SHA512_MAC_LEN);
 	return 0;
 }
diff --git a/src/crypto/sha512-prf.c b/src/crypto/sha512-prf.c
index 3b2ad88..e48cf5f 100644
--- a/src/crypto/sha512-prf.c
+++ b/src/crypto/sha512-prf.c
@@ -102,7 +102,7 @@
 		buf[pos - 1] &= mask;
 	}
 
-	os_memset(hash, 0, sizeof(hash));
+	forced_memzero(hash, sizeof(hash));
 
 	return 0;
 }
diff --git a/src/crypto/tls.h b/src/crypto/tls.h
index 8bdb91f..c8b1a82 100644
--- a/src/crypto/tls.h
+++ b/src/crypto/tls.h
@@ -48,6 +48,18 @@
 
 #define TLS_MAX_ALT_SUBJECT 10
 
+struct tls_cert_data {
+	int depth;
+	const char *subject;
+	const struct wpabuf *cert;
+	const u8 *hash;
+	size_t hash_len;
+	const char *altsubject[TLS_MAX_ALT_SUBJECT];
+	int num_altsubject;
+	const char *serial_num;
+	int tod;
+};
+
 union tls_event_data {
 	struct {
 		int depth;
@@ -57,16 +69,7 @@
 		const struct wpabuf *cert;
 	} cert_fail;
 
-	struct {
-		int depth;
-		const char *subject;
-		const struct wpabuf *cert;
-		const u8 *hash;
-		size_t hash_len;
-		const char *altsubject[TLS_MAX_ALT_SUBJECT];
-		int num_altsubject;
-		const char *serial_num;
-	} peer_cert;
+	struct tls_cert_data peer_cert;
 
 	struct {
 		int is_local;
@@ -108,6 +111,7 @@
 #define TLS_CONN_ENABLE_TLSv1_0 BIT(14)
 #define TLS_CONN_ENABLE_TLSv1_1 BIT(15)
 #define TLS_CONN_ENABLE_TLSv1_2 BIT(16)
+#define TLS_CONN_TEAP_ANON_DH BIT(17)
 
 /**
  * struct tls_connection_params - Parameters for TLS connection
@@ -184,12 +188,15 @@
 	const char *suffix_match;
 	const char *domain_match;
 	const char *client_cert;
+	const char *client_cert2;
 	const u8 *client_cert_blob;
 	size_t client_cert_blob_len;
 	const char *private_key;
+	const char *private_key2;
 	const u8 *private_key_blob;
 	size_t private_key_blob_len;
 	const char *private_key_passwd;
+	const char *private_key_passwd2;
 	const char *dh_file;
 	const u8 *dh_blob;
 	size_t dh_blob_len;
@@ -643,4 +650,24 @@
 
 void tls_connection_remove_session(struct tls_connection *conn);
 
+/**
+ * tls_get_tls_unique - Fetch "tls-unique" for channel binding
+ * @conn: Connection context data from tls_connection_init()
+ * @buf: Buffer for returning the value
+ * @max_len: Maximum length of the buffer in bytes
+ * Returns: Number of bytes written to buf or -1 on error
+ *
+ * This function can be used to fetch "tls-unique" (RFC 5929, Section 3) which
+ * is the first TLS Finished message sent in the most recent TLS handshake of
+ * the TLS connection.
+ */
+int tls_get_tls_unique(struct tls_connection *conn, u8 *buf, size_t max_len);
+
+/**
+ * tls_connection_get_cipher_suite - Get current TLS cipher suite
+ * @conn: Connection context data from tls_connection_init()
+ * Returns: TLS cipher suite of the current connection or 0 on error
+ */
+u16 tls_connection_get_cipher_suite(struct tls_connection *conn);
+
 #endif /* TLS_H */
diff --git a/src/crypto/tls_openssl.c b/src/crypto/tls_openssl.c
index 620254a..9718ceb 100644
--- a/src/crypto/tls_openssl.c
+++ b/src/crypto/tls_openssl.c
@@ -44,6 +44,13 @@
 #define OPENSSL_NEED_EAP_FAST_PRF
 #endif
 
+#if defined(EAP_FAST) || defined(EAP_FAST_DYNAMIC) || \
+	defined(EAP_SERVER_FAST) || defined(EAP_TEAP) || \
+	defined(EAP_SERVER_TEAP)
+#define EAP_FAST_OR_TEAP
+#endif
+
+
 #if defined(OPENSSL_IS_BORINGSSL)
 /* stack_index_t is the return type of OpenSSL's sk_XXX_num() functions. */
 typedef size_t stack_index_t;
@@ -1085,11 +1092,8 @@
 	}
 
 #ifndef OPENSSL_NO_ENGINE
-	wpa_printf(MSG_DEBUG, "ENGINE: Loading dynamic engine");
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
-	ERR_load_ENGINE_strings();
-	ENGINE_load_dynamic();
-#endif /* OPENSSL_VERSION_NUMBER */
+	wpa_printf(MSG_DEBUG, "ENGINE: Loading builtin engines");
+	ENGINE_load_builtin_engines();
 
 	if (conf &&
 	    (conf->opensc_engine_path || conf->pkcs11_engine_path ||
@@ -1345,6 +1349,8 @@
 		return "heartbeat";
 	case 256:
 		return "TLS header info"; /* pseudo content type */
+	case 257:
+		return "inner content type"; /* pseudo content type */
 	default:
 		return "?";
 	}
@@ -1354,6 +1360,8 @@
 static const char * openssl_handshake_type(int content_type, const u8 *buf,
 					   size_t len)
 {
+	if (content_type == 257 && buf && len == 1)
+		return openssl_content_type(buf[0]);
 	if (content_type != 22 || !buf || len == 0)
 		return "";
 	switch (buf[0]) {
@@ -1584,6 +1592,11 @@
 	options |= SSL_OP_NO_COMPRESSION;
 #endif /* SSL_OP_NO_COMPRESSION */
 	SSL_set_options(conn->ssl, options);
+#ifdef SSL_OP_ENABLE_MIDDLEBOX_COMPAT
+	/* Hopefully there is no need for middlebox compatibility mechanisms
+	 * when going through EAP authentication. */
+	SSL_clear_options(conn->ssl, SSL_OP_ENABLE_MIDDLEBOX_COMPAT);
+#endif
 
 	conn->ssl_in = BIO_new(BIO_s_mem());
 	if (!conn->ssl_in) {
@@ -2170,6 +2183,34 @@
 }
 
 
+static int openssl_cert_tod(X509 *cert)
+{
+	CERTIFICATEPOLICIES *ext;
+	stack_index_t i;
+	char buf[100];
+	int res;
+	int tod = 0;
+
+	ext = X509_get_ext_d2i(cert, NID_certificate_policies, NULL, NULL);
+	if (!ext)
+		return 0;
+
+	for (i = 0; i < sk_POLICYINFO_num(ext); i++) {
+		POLICYINFO *policy;
+
+		policy = sk_POLICYINFO_value(ext, i);
+		res = OBJ_obj2txt(buf, sizeof(buf), policy->policyid, 0);
+		if (res < 0 || (size_t) res >= sizeof(buf))
+			continue;
+		wpa_printf(MSG_DEBUG, "OpenSSL: Certificate Policy %s", buf);
+		if (os_strcmp(buf, "1.3.6.1.4.1.40808.1.3.1") == 0)
+			tod = 1;
+	}
+
+	return tod;
+}
+
+
 static void openssl_tls_cert_event(struct tls_connection *conn,
 				   X509 *err_cert, int depth,
 				   const char *subject)
@@ -2262,6 +2303,8 @@
 		ev.peer_cert.altsubject[alt] = altsubject[alt];
 	ev.peer_cert.num_altsubject = num_altsubject;
 
+	ev.peer_cert.tod = openssl_cert_tod(err_cert);
+
 	context->event_cb(context->cb_ctx, TLS_PEER_CERTIFICATE, &ev);
 	wpabuf_free(cert);
 	for (alt = 0; alt < num_altsubject; alt++)
@@ -2366,7 +2409,30 @@
 	}
 #endif /* CONFIG_SHA256 */
 
+	openssl_tls_cert_event(conn, err_cert, depth, buf);
+
 	if (!preverify_ok) {
+		if (depth > 0) {
+			/* Send cert event for the peer certificate so that
+			 * the upper layers get information about it even if
+			 * validation of a CA certificate fails. */
+			STACK_OF(X509) *chain;
+
+			chain = X509_STORE_CTX_get1_chain(x509_ctx);
+			if (chain && sk_X509_num(chain) > 0) {
+				char buf2[256];
+				X509 *cert;
+
+				cert = sk_X509_value(chain, 0);
+				X509_NAME_oneline(X509_get_subject_name(cert),
+						  buf2, sizeof(buf2));
+
+				openssl_tls_cert_event(conn, cert, 0, buf2);
+			}
+			if (chain)
+				sk_X509_pop_free(chain, X509_free);
+		}
+
 		wpa_printf(MSG_WARNING, "TLS: Certificate verification failed,"
 			   " error %d (%s) depth %d for '%s'", err, err_str,
 			   depth, buf);
@@ -2422,8 +2488,7 @@
 		openssl_tls_fail_event(conn, err_cert, err, depth, buf,
 				       "Domain mismatch",
 				       TLS_FAIL_DOMAIN_MISMATCH);
-	} else
-		openssl_tls_cert_event(conn, err_cert, depth, buf);
+	}
 
 	if (conn->cert_probe && preverify_ok && depth == 0) {
 		wpa_printf(MSG_DEBUG, "OpenSSL: Reject server certificate "
@@ -2598,9 +2663,23 @@
 				      (const unsigned char **) &ca_cert_blob,
 				      ca_cert_blob_len);
 		if (cert == NULL) {
-			tls_show_errors(MSG_WARNING, __func__,
-					"Failed to parse ca_cert_blob");
-			return -1;
+			BIO *bio = BIO_new_mem_buf(ca_cert_blob,
+						   ca_cert_blob_len);
+
+			if (bio) {
+				cert = PEM_read_bio_X509(bio, NULL, NULL, NULL);
+				BIO_free(bio);
+			}
+
+			if (!cert) {
+				tls_show_errors(MSG_WARNING, __func__,
+						"Failed to parse ca_cert_blob");
+				return -1;
+			}
+
+			while (ERR_get_error()) {
+				/* Ignore errors from DER conversion. */
+			}
 		}
 
 		if (!X509_STORE_add_cert(SSL_CTX_get_cert_store(ssl_ctx),
@@ -3034,6 +3113,40 @@
 	}
 #endif /* CONFIG_SUITEB */
 
+	if (flags & TLS_CONN_TEAP_ANON_DH) {
+#ifndef TEAP_DH_ANON_CS
+#define TEAP_DH_ANON_CS \
+	"ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:" \
+	"ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:" \
+	"ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:" \
+	"DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:" \
+	"DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:" \
+	"DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:" \
+	"ADH-AES256-GCM-SHA384:ADH-AES128-GCM-SHA256:" \
+	"ADH-AES256-SHA256:ADH-AES128-SHA256:ADH-AES256-SHA:ADH-AES128-SHA"
+#endif
+		static const char *cs = TEAP_DH_ANON_CS;
+
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L && \
+	!defined(LIBRESSL_VERSION_NUMBER) && \
+	!defined(OPENSSL_IS_BORINGSSL)
+		/*
+		 * Need to drop to security level 0 to allow anonymous
+		 * cipher suites for EAP-TEAP.
+		 */
+		SSL_set_security_level(conn->ssl, 0);
+#endif
+
+		wpa_printf(MSG_DEBUG,
+			   "OpenSSL: Enable cipher suites for anonymous EAP-TEAP provisioning: %s",
+			   cs);
+		if (SSL_set_cipher_list(conn->ssl, cs) != 1) {
+			tls_show_errors(MSG_INFO, __func__,
+					"Cipher suite configuration failed");
+			return -1;
+		}
+	}
+
 	return 0;
 }
 
@@ -4020,7 +4133,7 @@
 				    _out, skip + out_len) == 0) {
 		ret = 0;
 	}
-	os_memset(master_key, 0, sizeof(master_key));
+	forced_memzero(master_key, sizeof(master_key));
 	os_free(rnd);
 	if (ret == 0)
 		os_memcpy(out, _out + skip, out_len);
@@ -4210,6 +4323,22 @@
 		wpa_printf(MSG_DEBUG,
 			   "OpenSSL: Handshake finished - resumed=%d",
 			   tls_connection_resumed(conn->ssl_ctx, conn));
+		if (conn->server) {
+			char *buf;
+			size_t buflen = 2000;
+
+			buf = os_malloc(buflen);
+			if (buf) {
+				if (SSL_get_shared_ciphers(conn->ssl, buf,
+							   buflen)) {
+					buf[buflen - 1] = '\0';
+					wpa_printf(MSG_DEBUG,
+						   "OpenSSL: Shared ciphers: %s",
+						   buf);
+				}
+				os_free(buf);
+			}
+		}
 		if (appl_data && in_data)
 			*appl_data = openssl_get_appl_data(conn,
 							   wpabuf_len(in_data));
@@ -4392,11 +4521,15 @@
 
 		c++;
 	}
+	if (!buf[0]) {
+		wpa_printf(MSG_DEBUG, "OpenSSL: No ciphers listed");
+		return -1;
+	}
 
 	wpa_printf(MSG_DEBUG, "OpenSSL: cipher suites: %s", buf + 1);
 
 #if OPENSSL_VERSION_NUMBER >= 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
-#if defined(EAP_FAST) || defined(EAP_FAST_DYNAMIC) || defined(EAP_SERVER_FAST)
+#ifdef EAP_FAST_OR_TEAP
 	if (os_strstr(buf, ":ADH-")) {
 		/*
 		 * Need to drop to security level 0 to allow anonymous
@@ -4407,7 +4540,7 @@
 		/* Force at least security level 1 */
 		SSL_set_security_level(conn->ssl, 1);
 	}
-#endif /* EAP_FAST || EAP_FAST_DYNAMIC || EAP_SERVER_FAST */
+#endif /* EAP_FAST_OR_TEAP */
 #endif
 
 	if (SSL_set_cipher_list(conn->ssl, buf + 1) != 1) {
@@ -4461,7 +4594,7 @@
 }
 
 
-#if defined(EAP_FAST) || defined(EAP_FAST_DYNAMIC) || defined(EAP_SERVER_FAST)
+#ifdef EAP_FAST_OR_TEAP
 /* ClientHello TLS extensions require a patch to openssl, so this function is
  * commented out unless explicitly needed for EAP-FAST in order to be able to
  * build this file with unmodified openssl. */
@@ -4478,7 +4611,7 @@
 
 	return 0;
 }
-#endif /* EAP_FAST || EAP_FAST_DYNAMIC || EAP_SERVER_FAST */
+#endif /* EAP_FAST_OR_TEAP */
 
 
 int tls_connection_get_failed(void *ssl_ctx, struct tls_connection *conn)
@@ -4687,6 +4820,7 @@
 	res = OCSP_resp_find_status(basic, id, &status, &reason, &produced_at,
 				    &this_update, &next_update);
 	if (!res) {
+		OCSP_CERTID_free(id);
 		id = OCSP_cert_to_id(NULL, conn->peer_cert, conn->peer_issuer);
 		if (!id) {
 			wpa_printf(MSG_DEBUG,
@@ -4997,6 +5131,114 @@
 }
 
 
+static void openssl_debug_dump_cipher_list(SSL_CTX *ssl_ctx)
+{
+	SSL *ssl;
+	int i;
+
+	ssl = SSL_new(ssl_ctx);
+	if (!ssl)
+		return;
+
+	wpa_printf(MSG_DEBUG,
+		   "OpenSSL: Enabled cipher suites in priority order");
+	for (i = 0; ; i++) {
+		const char *cipher;
+
+		cipher = SSL_get_cipher_list(ssl, i);
+		if (!cipher)
+			break;
+		wpa_printf(MSG_DEBUG, "Cipher %d: %s", i, cipher);
+	}
+
+	SSL_free(ssl);
+}
+
+
+#if !defined(LIBRESSL_VERSION_NUMBER) && !defined(BORINGSSL_API_VERSION)
+
+static const char * openssl_pkey_type_str(const EVP_PKEY *pkey)
+{
+	if (!pkey)
+		return "NULL";
+	switch (EVP_PKEY_type(EVP_PKEY_id(pkey))) {
+	case EVP_PKEY_RSA:
+		return "RSA";
+	case EVP_PKEY_DSA:
+		return "DSA";
+	case EVP_PKEY_DH:
+		return "DH";
+	case EVP_PKEY_EC:
+		return "EC";
+	}
+	return "?";
+}
+
+
+static void openssl_debug_dump_certificate(int i, X509 *cert)
+{
+	char buf[256];
+	EVP_PKEY *pkey;
+	ASN1_INTEGER *ser;
+	char serial_num[128];
+
+	X509_NAME_oneline(X509_get_subject_name(cert), buf, sizeof(buf));
+
+	ser = X509_get_serialNumber(cert);
+	if (ser)
+		wpa_snprintf_hex_uppercase(serial_num, sizeof(serial_num),
+					   ASN1_STRING_get0_data(ser),
+					   ASN1_STRING_length(ser));
+	else
+		serial_num[0] = '\0';
+
+	pkey = X509_get_pubkey(cert);
+	wpa_printf(MSG_DEBUG, "%d: %s (%s) %s", i, buf,
+		   openssl_pkey_type_str(pkey), serial_num);
+	EVP_PKEY_free(pkey);
+}
+
+
+static void openssl_debug_dump_certificates(SSL_CTX *ssl_ctx)
+{
+	STACK_OF(X509) *certs;
+
+	wpa_printf(MSG_DEBUG, "OpenSSL: Configured certificate chain");
+	if (SSL_CTX_get0_chain_certs(ssl_ctx, &certs) == 1) {
+		int i;
+
+		for (i = sk_X509_num(certs); i > 0; i--)
+			openssl_debug_dump_certificate(i, sk_X509_value(certs,
+									i - 1));
+	}
+	openssl_debug_dump_certificate(0, SSL_CTX_get0_certificate(ssl_ctx));
+}
+
+#endif
+
+
+static void openssl_debug_dump_certificate_chains(SSL_CTX *ssl_ctx)
+{
+#if !defined(LIBRESSL_VERSION_NUMBER) && !defined(BORINGSSL_API_VERSION)
+	int res;
+
+	for (res = SSL_CTX_set_current_cert(ssl_ctx, SSL_CERT_SET_FIRST);
+	     res == 1;
+	     res = SSL_CTX_set_current_cert(ssl_ctx, SSL_CERT_SET_NEXT))
+		openssl_debug_dump_certificates(ssl_ctx);
+
+	SSL_CTX_set_current_cert(ssl_ctx, SSL_CERT_SET_FIRST);
+#endif
+}
+
+
+static void openssl_debug_dump_ctx(SSL_CTX *ssl_ctx)
+{
+	openssl_debug_dump_cipher_list(ssl_ctx);
+	openssl_debug_dump_certificate_chains(ssl_ctx);
+}
+
+
 int tls_global_set_params(void *tls_ctx,
 			  const struct tls_connection_params *params)
 {
@@ -5022,6 +5264,9 @@
 	    tls_global_client_cert(data, params->client_cert) ||
 	    tls_global_private_key(data, params->private_key,
 				   params->private_key_passwd) ||
+	    tls_global_client_cert(data, params->client_cert2) ||
+	    tls_global_private_key(data, params->private_key2,
+				   params->private_key_passwd2) ||
 	    tls_global_dh(data, params->dh_file)) {
 		wpa_printf(MSG_INFO, "TLS: Failed to set global parameters");
 		return -1;
@@ -5091,11 +5336,13 @@
 		tls_global->ocsp_stapling_response = NULL;
 #endif /* HAVE_OCSP */
 
+	openssl_debug_dump_ctx(ssl_ctx);
+
 	return 0;
 }
 
 
-#if defined(EAP_FAST) || defined(EAP_FAST_DYNAMIC) || defined(EAP_SERVER_FAST)
+#ifdef EAP_FAST_OR_TEAP
 /* Pre-shared secred requires a patch to openssl, so this function is
  * commented out unless explicitly needed for EAP-FAST in order to be able to
  * build this file with unmodified openssl. */
@@ -5176,7 +5423,7 @@
 
 	return 1;
 }
-#endif /* EAP_FAST || EAP_FAST_DYNAMIC || EAP_SERVER_FAST */
+#endif /* EAP_FAST_OR_TEAP */
 
 
 int tls_connection_set_session_ticket_cb(void *tls_ctx,
@@ -5184,7 +5431,7 @@
 					 tls_session_ticket_cb cb,
 					 void *ctx)
 {
-#if defined(EAP_FAST) || defined(EAP_FAST_DYNAMIC) || defined(EAP_SERVER_FAST)
+#ifdef EAP_FAST_OR_TEAP
 	conn->session_ticket_cb = cb;
 	conn->session_ticket_cb_ctx = ctx;
 
@@ -5201,9 +5448,9 @@
 	}
 
 	return 0;
-#else /* EAP_FAST || EAP_FAST_DYNAMIC || EAP_SERVER_FAST */
+#else /* EAP_FAST_OR_TEAP */
 	return -1;
-#endif /* EAP_FAST || EAP_FAST_DYNAMIC || EAP_SERVER_FAST */
+#endif /* EAP_FAST_OR_TEAP */
 }
 
 
@@ -5286,3 +5533,36 @@
 		wpa_printf(MSG_DEBUG,
 			   "OpenSSL: Removed cached session to disable session resumption");
 }
+
+
+int tls_get_tls_unique(struct tls_connection *conn, u8 *buf, size_t max_len)
+{
+	size_t len;
+	int reused;
+
+	reused = SSL_session_reused(conn->ssl);
+	if ((conn->server && !reused) || (!conn->server && reused))
+		len = SSL_get_peer_finished(conn->ssl, buf, max_len);
+	else
+		len = SSL_get_finished(conn->ssl, buf, max_len);
+
+	if (len == 0 || len > max_len)
+		return -1;
+
+	return len;
+}
+
+
+u16 tls_connection_get_cipher_suite(struct tls_connection *conn)
+{
+	const SSL_CIPHER *cipher;
+
+	cipher = SSL_get_current_cipher(conn->ssl);
+	if (!cipher)
+		return 0;
+#if OPENSSL_VERSION_NUMBER >= 0x10101000L && !defined(LIBRESSL_VERSION_NUMBER)
+	return SSL_CIPHER_get_protocol_id(cipher);
+#else
+	return SSL_CIPHER_get_id(cipher) & 0xFFFF;
+#endif
+}
diff --git a/src/crypto/tls_wolfssl.c b/src/crypto/tls_wolfssl.c
index e9cb425..83704ff 100644
--- a/src/crypto/tls_wolfssl.c
+++ b/src/crypto/tls_wolfssl.c
@@ -2044,7 +2044,7 @@
 				       _out, skip + out_len);
 	}
 
-	os_memset(master_key, 0, master_key_len);
+	forced_memzero(master_key, master_key_len);
 	if (ret == 0)
 		os_memcpy(out, _out + skip, out_len);
 	bin_clear_free(tmp_out, skip + out_len);
diff --git a/src/drivers/driver.h b/src/drivers/driver.h
index e7c8f31..8a5cdb8 100644
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -102,6 +102,20 @@
 };
 
 /**
+ * struct hostapd_wmm_rule - WMM regulatory rule
+ * @min_cwmin: Lower bound of CW_min value
+ * @min_cwmax: Lower bound of CW_max value
+ * @min_aifs: Lower bound of AIFS value
+ * @max_txop: Upper bound of TXOP, value in units of 32 usec
+ */
+struct hostapd_wmm_rule {
+	int min_cwmin;
+	int min_cwmax;
+	int min_aifs;
+	int max_txop;
+};
+
+/**
  * struct hostapd_channel_data - Channel information
  */
 struct hostapd_channel_data {
@@ -156,34 +170,48 @@
 	 * dfs_cac_ms - DFS CAC time in milliseconds
 	 */
 	unsigned int dfs_cac_ms;
+
+	/**
+	 * wmm_rules_valid - Indicates wmm_rules state
+	 */
+	int wmm_rules_valid;
+
+	/**
+	 * wmm_rules - WMM regulatory rules
+	 */
+	struct hostapd_wmm_rule wmm_rules[WMM_AC_NUM];
 };
 
-#define HE_MAX_NUM_SS 		8
-#define HE_MAX_PHY_CAPAB_SIZE	3
-
-/**
- * struct he_ppe_threshold - IEEE 802.11ax HE PPE Threshold
- */
-struct he_ppe_threshold {
-	u32 numss_m1;
-	u32 ru_count;
-	u32 ppet16_ppet8_ru3_ru0[HE_MAX_NUM_SS];
-};
+#define HE_MAX_MAC_CAPAB_SIZE	6
+#define HE_MAX_PHY_CAPAB_SIZE	11
+#define HE_MAX_MCS_CAPAB_SIZE	12
+#define HE_MAX_PPET_CAPAB_SIZE	25
 
 /**
  * struct he_capabilities - IEEE 802.11ax HE capabilities
  */
 struct he_capabilities {
 	u8 he_supported;
-	u32 phy_cap[HE_MAX_PHY_CAPAB_SIZE];
-	u32 mac_cap;
-	u32 mcs;
-	struct he_ppe_threshold ppet;
+	u8 phy_cap[HE_MAX_PHY_CAPAB_SIZE];
+	u8 mac_cap[HE_MAX_MAC_CAPAB_SIZE];
+	u8 mcs[HE_MAX_MCS_CAPAB_SIZE];
+	u8 ppet[HE_MAX_PPET_CAPAB_SIZE];
 };
 
 #define HOSTAPD_MODE_FLAG_HT_INFO_KNOWN BIT(0)
 #define HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN BIT(1)
 
+
+enum ieee80211_op_mode {
+	IEEE80211_MODE_INFRA = 0,
+	IEEE80211_MODE_IBSS = 1,
+	IEEE80211_MODE_AP = 2,
+	IEEE80211_MODE_MESH = 5,
+
+	/* only add new entries before IEEE80211_MODE_NUM */
+	IEEE80211_MODE_NUM
+};
+
 /**
  * struct hostapd_hw_modes - Supported hardware mode information
  */
@@ -243,15 +271,10 @@
 	/**
 	 * he_capab - HE (IEEE 802.11ax) capabilities
 	 */
-	struct he_capabilities he_capab;
+	struct he_capabilities he_capab[IEEE80211_MODE_NUM];
 };
 
 
-#define IEEE80211_MODE_INFRA	0
-#define IEEE80211_MODE_IBSS	1
-#define IEEE80211_MODE_AP	2
-#define IEEE80211_MODE_MESH	5
-
 #define IEEE80211_CAP_ESS	0x0001
 #define IEEE80211_CAP_IBSS	0x0002
 #define IEEE80211_CAP_PRIVACY	0x0010
@@ -699,6 +722,11 @@
 	int vht_enabled;
 
 	/**
+	 * he_enabled - Whether HE is enabled
+	 */
+	int he_enabled;
+
+	/**
 	 * center_freq1 - Segment 0 center frequency in MHz
 	 *
 	 * Valid for both HT and VHT.
@@ -1122,6 +1150,11 @@
 	HIDDEN_SSID_ZERO_CONTENTS
 };
 
+enum ch_switch_state {
+	CH_SW_STARTED,
+	CH_SW_FINISHED
+};
+
 struct wowlan_triggers {
 	u8 any;
 	u8 disconnect;
@@ -1752,6 +1785,7 @@
 struct hostap_sta_driver_data {
 	unsigned long rx_packets, tx_packets;
 	unsigned long long rx_bytes, tx_bytes;
+	unsigned long long rx_airtime, tx_airtime;
 	int bytes_64bit; /* whether 64-bit byte counters are supported */
 	unsigned long current_tx_rate;
 	unsigned long current_rx_rate;
@@ -1761,6 +1795,8 @@
 	unsigned long tx_retry_failed;
 	unsigned long tx_retry_count;
 	s8 last_ack_rssi;
+	unsigned long backlog_packets;
+	unsigned long backlog_bytes;
 	s8 signal;
 	u8 rx_vhtmcs;
 	u8 tx_vhtmcs;
@@ -1781,6 +1817,8 @@
 	const struct ieee80211_vht_capabilities *vht_capabilities;
 	int vht_opmode_enabled;
 	u8 vht_opmode;
+	const struct ieee80211_he_capabilities *he_capab;
+	size_t he_capab_len;
 	u32 flags; /* bitmask of WPA_STA_* flags */
 	u32 flags_mask; /* unset bits in flags */
 #ifdef CONFIG_MESH
@@ -2337,7 +2375,7 @@
 	 *
 	 * Returns: 0 on success, -1 on failure
 	 */
-	int (*deauthenticate)(void *priv, const u8 *addr, int reason_code);
+	int (*deauthenticate)(void *priv, const u8 *addr, u16 reason_code);
 
 	/**
 	 * associate - Request driver to associate
@@ -2806,7 +2844,7 @@
 	 * a Deauthentication frame to be sent to it.
 	 */
 	int (*sta_deauth)(void *priv, const u8 *own_addr, const u8 *addr,
-			  int reason);
+			  u16 reason);
 
 	/**
 	 * sta_disassoc - Disassociate a station (AP only)
@@ -2820,7 +2858,7 @@
 	 * a Disassociation frame to be sent to it.
 	 */
 	int (*sta_disassoc)(void *priv, const u8 *own_addr, const u8 *addr,
-			    int reason);
+			    u16 reason);
 
 	/**
 	 * sta_remove - Remove a station entry (AP only)
@@ -2938,6 +2976,16 @@
 			     unsigned int flags_and);
 
 	/**
+	 * sta_set_airtime_weight - Set station airtime weight (AP only)
+	 * @priv: Private driver interface data
+	 * @addr: Station address
+	 * @weight: New weight for station airtime assignment
+	 * Returns: 0 on success, -1 on failure
+	 */
+	int (*sta_set_airtime_weight)(void *priv, const u8 *addr,
+				      unsigned int weight);
+
+	/**
 	 * set_tx_queue_params - Set TX queue parameters
 	 * @priv: Private driver interface data
 	 * @queue: Queue number (0 = VO, 1 = VI, 2 = BE, 3 = BK)
@@ -3975,6 +4023,18 @@
 	int (*leave_mesh)(void *priv);
 
 	/**
+	 * probe_mesh_link - Inject a frame over direct mesh link to a given
+	 *	peer skipping the next_hop lookup from mpath table.
+	 * @priv: Private driver interface data
+	 * @addr: Peer MAC address
+	 * @eth: Ethernet frame to be sent
+	 * @len: Ethernet frame lengtn in bytes
+	 * Returns 0 on success, -1 on failure
+	 */
+	int (*probe_mesh_link)(void *priv, const u8 *addr, const u8 *eth,
+			       size_t len);
+
+	/**
 	 * do_acs - Automatically select channel
 	 * @priv: Private driver interface data
 	 * @params: Parameters for ACS
@@ -4167,6 +4227,21 @@
 	 * Returns: 0 on success, < 0 on failure
 	 */
 	int (*set_4addr_mode)(void *priv, const char *bridge_ifname, int val);
+
+	/**
+	 * update_dh_ie - Update DH IE
+	 * @priv: Private driver interface data
+	 * @peer_mac: Peer MAC address
+	 * @reason_code: Reacon code
+	 * @ie: DH IE
+	 * @ie_len: DH IE length in bytes
+	 * Returns: 0 on success, -1 on failure
+	 *
+	 * This callback is used to let the driver know the DH processing result
+	 * and DH IE for a pending association.
+	 */
+	int (*update_dh_ie)(void *priv, const u8 *peer_mac, u16 reason_code,
+			    const u8 *ie, size_t ie_len);
 };
 
 /**
@@ -4541,6 +4616,15 @@
 	EVENT_CH_SWITCH,
 
 	/**
+	 * EVENT_CH_SWITCH_STARTED - AP or GO started to switch channels
+	 *
+	 * This is a pre-switch event indicating the shortly following switch
+	 * of operating channels.
+	 *
+	 * Described in wpa_event_data.ch_switch
+	 */
+	EVENT_CH_SWITCH_STARTED,
+	/**
 	 * EVENT_WNM - Request WNM operation
 	 *
 	 * This event can be used to request a WNM operation to be performed.
@@ -4703,6 +4787,11 @@
 	 * This event is emitted when an interface is added/removed for WDS STA.
 	 */
 	EVENT_WDS_STA_INTERFACE_STATUS,
+
+	/**
+	  * EVENT_UPDATE_DH - Notification of updated DH information
+	  */
+	EVENT_UPDATE_DH,
 };
 
 
@@ -5536,6 +5625,15 @@
 			INTERFACE_REMOVED
 		} istatus;
 	} wds_sta_interface;
+
+	/**
+	 * struct update_dh - Data for EVENT_UPDATE_DH
+	 */
+	struct update_dh {
+		const u8 *peer;
+		const u8 *ie;
+		size_t ie_len;
+	} update_dh;
 };
 
 /**
diff --git a/src/drivers/driver_atheros.c b/src/drivers/driver_atheros.c
index 807cd94..840d4ff 100644
--- a/src/drivers/driver_atheros.c
+++ b/src/drivers/driver_atheros.c
@@ -86,7 +86,7 @@
 };
 
 static int atheros_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
-			      int reason_code);
+			      u16 reason_code);
 static int atheros_set_privacy(void *priv, int enabled);
 
 static const char * athr_get_ioctl_name(int op)
@@ -761,7 +761,7 @@
 
 static int
 atheros_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
-		   int reason_code)
+		   u16 reason_code)
 {
 	struct atheros_driver_data *drv = priv;
 	struct ieee80211req_mlme mlme;
@@ -785,7 +785,7 @@
 
 static int
 atheros_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
-		     int reason_code)
+		     u16 reason_code)
 {
 	struct atheros_driver_data *drv = priv;
 	struct ieee80211req_mlme mlme;
diff --git a/src/drivers/driver_bsd.c b/src/drivers/driver_bsd.c
index 4675496..82ca061 100644
--- a/src/drivers/driver_bsd.c
+++ b/src/drivers/driver_bsd.c
@@ -663,7 +663,7 @@
 #undef WPA_OUI_TYPE
 
 static int bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
-			  int reason_code);
+			  u16 reason_code);
 
 static const char *
 ether_sprintf(const u8 *addr)
@@ -755,7 +755,7 @@
 }
 
 static int
-bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, int reason_code)
+bsd_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr, u16 reason_code)
 {
 	return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code,
 				   addr);
@@ -763,7 +763,7 @@
 
 static int
 bsd_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
-		 int reason_code)
+		 u16 reason_code)
 {
 	return bsd_send_mlme_param(priv, IEEE80211_MLME_DISASSOC, reason_code,
 				   addr);
@@ -1026,7 +1026,7 @@
 }
 
 static int
-wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, int reason_code)
+wpa_driver_bsd_deauthenticate(void *priv, const u8 *addr, u16 reason_code)
 {
 	return bsd_send_mlme_param(priv, IEEE80211_MLME_DEAUTH, reason_code,
 				   addr);
diff --git a/src/drivers/driver_common.c b/src/drivers/driver_common.c
index e55e6cd..731c6a3 100644
--- a/src/drivers/driver_common.c
+++ b/src/drivers/driver_common.c
@@ -67,6 +67,7 @@
 	E2S(DRIVER_CLIENT_POLL_OK);
 	E2S(EAPOL_TX_STATUS);
 	E2S(CH_SWITCH);
+	E2S(CH_SWITCH_STARTED);
 	E2S(WNM);
 	E2S(CONNECT_FAILED_REASON);
 	E2S(DFS_RADAR_DETECTED);
@@ -87,6 +88,7 @@
 	E2S(STATION_OPMODE_CHANGED);
 	E2S(INTERFACE_MAC_CHANGED);
 	E2S(WDS_STA_INTERFACE_STATUS);
+	E2S(UPDATE_DH);
 	}
 
 	return "UNKNOWN";
diff --git a/src/drivers/driver_hostap.c b/src/drivers/driver_hostap.c
index 61b39b1..186eccb 100644
--- a/src/drivers/driver_hostap.c
+++ b/src/drivers/driver_hostap.c
@@ -1028,7 +1028,7 @@
 
 
 static int hostap_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
-			     int reason)
+			     u16 reason)
 {
 	struct hostap_driver_data *drv = priv;
 	struct ieee80211_mgmt mgmt;
@@ -1076,7 +1076,7 @@
 
 
 static int hostap_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
-			       int reason)
+			       u16 reason)
 {
 	struct hostap_driver_data *drv = priv;
 	struct ieee80211_mgmt mgmt;
diff --git a/src/drivers/driver_macsec_linux.c b/src/drivers/driver_macsec_linux.c
index 9d981bb..e922503 100644
--- a/src/drivers/driver_macsec_linux.c
+++ b/src/drivers/driver_macsec_linux.c
@@ -1,6 +1,7 @@
 /*
  * Driver interaction with Linux MACsec kernel module
  * Copyright (c) 2016, Sabrina Dubroca <sd@queasysnail.net> and Red Hat, Inc.
+ * Copyright (c) 2019, The Linux Foundation
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -22,6 +23,7 @@
 
 #include "utils/common.h"
 #include "utils/eloop.h"
+#include "common/eapol_common.h"
 #include "pae/ieee802_1x_kay.h"
 #include "driver.h"
 #include "driver_wired_common.h"
@@ -57,6 +59,7 @@
 	char ifname[IFNAMSIZ + 1];
 	int ifi;
 	int parent_ifi;
+	int use_pae_group_addr;
 
 	Boolean created_link;
 
@@ -1399,6 +1402,214 @@
 }
 
 
+#ifdef __linux__
+
+static void macsec_drv_handle_data(void *ctx, unsigned char *buf, size_t len)
+{
+#ifdef HOSTAPD
+	struct ieee8023_hdr *hdr;
+	u8 *pos, *sa;
+	size_t left;
+	union wpa_event_data event;
+
+	/* must contain at least ieee8023_hdr 6 byte source, 6 byte dest,
+	 * 2 byte ethertype */
+	if (len < 14) {
+		wpa_printf(MSG_MSGDUMP, "%s: too short (%lu)",
+			   __func__, (unsigned long) len);
+		return;
+	}
+
+	hdr = (struct ieee8023_hdr *) buf;
+
+	switch (ntohs(hdr->ethertype)) {
+	case ETH_P_PAE:
+		wpa_printf(MSG_MSGDUMP, "Received EAPOL packet");
+		sa = hdr->src;
+		os_memset(&event, 0, sizeof(event));
+		event.new_sta.addr = sa;
+		wpa_supplicant_event(ctx, EVENT_NEW_STA, &event);
+
+		pos = (u8 *) (hdr + 1);
+		left = len - sizeof(*hdr);
+		drv_event_eapol_rx(ctx, sa, pos, left);
+		break;
+
+	default:
+		wpa_printf(MSG_DEBUG, "Unknown ethertype 0x%04x in data frame",
+			   ntohs(hdr->ethertype));
+		break;
+	}
+#endif /* HOSTAPD */
+}
+
+
+static void macsec_drv_handle_read(int sock, void *eloop_ctx, void *sock_ctx)
+{
+	int len;
+	unsigned char buf[3000];
+
+	len = recv(sock, buf, sizeof(buf), 0);
+	if (len < 0) {
+		wpa_printf(MSG_ERROR, "macsec_linux: recv: %s",
+			   strerror(errno));
+		return;
+	}
+
+	macsec_drv_handle_data(eloop_ctx, buf, len);
+}
+
+#endif /* __linux__ */
+
+
+static int macsec_drv_init_sockets(struct macsec_drv_data *drv, u8 *own_addr)
+{
+#ifdef __linux__
+	struct ifreq ifr;
+	struct sockaddr_ll addr;
+
+	drv->common.sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_PAE));
+	if (drv->common.sock < 0) {
+		wpa_printf(MSG_ERROR, "socket[PF_PACKET,SOCK_RAW]: %s",
+			   strerror(errno));
+		return -1;
+	}
+
+	if (eloop_register_read_sock(drv->common.sock, macsec_drv_handle_read,
+				     drv->common.ctx, NULL)) {
+		wpa_printf(MSG_INFO, "Could not register read socket");
+		return -1;
+	}
+
+	os_memset(&ifr, 0, sizeof(ifr));
+	os_strlcpy(ifr.ifr_name, drv->common.ifname, sizeof(ifr.ifr_name));
+	if (ioctl(drv->common.sock, SIOCGIFINDEX, &ifr) != 0) {
+		wpa_printf(MSG_ERROR, "ioctl(SIOCGIFINDEX): %s",
+			   strerror(errno));
+		return -1;
+	}
+
+	os_memset(&addr, 0, sizeof(addr));
+	addr.sll_family = AF_PACKET;
+	addr.sll_ifindex = ifr.ifr_ifindex;
+	wpa_printf(MSG_DEBUG, "Opening raw packet socket for ifindex %d",
+		   addr.sll_ifindex);
+
+	if (bind(drv->common.sock, (struct sockaddr *) &addr, sizeof(addr)) < 0)
+	{
+		wpa_printf(MSG_ERROR, "bind: %s", strerror(errno));
+		return -1;
+	}
+
+	/* filter multicast address */
+	if (wired_multicast_membership(drv->common.sock, ifr.ifr_ifindex,
+				       pae_group_addr, 1) < 0) {
+		wpa_printf(MSG_ERROR, "wired: Failed to add multicast group "
+			   "membership");
+		return -1;
+	}
+
+	os_memset(&ifr, 0, sizeof(ifr));
+	os_strlcpy(ifr.ifr_name, drv->common.ifname, sizeof(ifr.ifr_name));
+	if (ioctl(drv->common.sock, SIOCGIFHWADDR, &ifr) != 0) {
+		wpa_printf(MSG_ERROR, "ioctl(SIOCGIFHWADDR): %s",
+			   strerror(errno));
+		return -1;
+	}
+
+	if (ifr.ifr_hwaddr.sa_family != ARPHRD_ETHER) {
+		wpa_printf(MSG_INFO, "Invalid HW-addr family 0x%04x",
+			   ifr.ifr_hwaddr.sa_family);
+		return -1;
+	}
+	os_memcpy(own_addr, ifr.ifr_hwaddr.sa_data, ETH_ALEN);
+
+	return 0;
+#else /* __linux__ */
+	return -1;
+#endif /* __linux__ */
+}
+
+
+static void * macsec_drv_hapd_init(struct hostapd_data *hapd,
+				   struct wpa_init_params *params)
+{
+	struct macsec_drv_data *drv;
+
+	drv = os_zalloc(sizeof(struct macsec_drv_data));
+	if (drv == NULL) {
+		wpa_printf(MSG_INFO,
+			   "Could not allocate memory for wired driver data");
+		return NULL;
+	}
+
+	drv->common.ctx = hapd;
+	os_strlcpy(drv->common.ifname, params->ifname,
+		   sizeof(drv->common.ifname));
+	drv->use_pae_group_addr = params->use_pae_group_addr;
+
+	if (macsec_drv_init_sockets(drv, params->own_addr)) {
+		os_free(drv);
+		return NULL;
+	}
+
+	return drv;
+}
+
+
+static void macsec_drv_hapd_deinit(void *priv)
+{
+	struct macsec_drv_data *drv = priv;
+
+	if (drv->common.sock >= 0) {
+		eloop_unregister_read_sock(drv->common.sock);
+		close(drv->common.sock);
+	}
+
+	os_free(drv);
+}
+
+
+static int macsec_drv_send_eapol(void *priv, const u8 *addr,
+				 const u8 *data, size_t data_len, int encrypt,
+				 const u8 *own_addr, u32 flags)
+{
+	struct macsec_drv_data *drv = priv;
+	struct ieee8023_hdr *hdr;
+	size_t len;
+	u8 *pos;
+	int res;
+
+	len = sizeof(*hdr) + data_len;
+	hdr = os_zalloc(len);
+	if (hdr == NULL) {
+		wpa_printf(MSG_INFO,
+			   "%s: malloc() failed (len=%lu)",
+			   __func__, (unsigned long) len);
+		return -1;
+	}
+
+	os_memcpy(hdr->dest, drv->use_pae_group_addr ? pae_group_addr : addr,
+		  ETH_ALEN);
+	os_memcpy(hdr->src, own_addr, ETH_ALEN);
+	hdr->ethertype = htons(ETH_P_PAE);
+
+	pos = (u8 *) (hdr + 1);
+	os_memcpy(pos, data, data_len);
+
+	res = send(drv->common.sock, (u8 *) hdr, len, 0);
+	os_free(hdr);
+
+	if (res < 0) {
+		wpa_printf(MSG_ERROR,
+			   "%s: packet len: %lu - failed: send: %s",
+			   __func__, (unsigned long) len, strerror(errno));
+	}
+
+	return res;
+}
+
+
 const struct wpa_driver_ops wpa_driver_macsec_linux_ops = {
 	.name = "macsec_linux",
 	.desc = "MACsec Ethernet driver for Linux",
@@ -1407,6 +1618,9 @@
 	.get_capa = driver_wired_get_capa,
 	.init = macsec_drv_wpa_init,
 	.deinit = macsec_drv_wpa_deinit,
+	.hapd_init = macsec_drv_hapd_init,
+	.hapd_deinit = macsec_drv_hapd_deinit,
+	.hapd_send_eapol = macsec_drv_send_eapol,
 
 	.macsec_init = macsec_drv_macsec_init,
 	.macsec_deinit = macsec_drv_macsec_deinit,
diff --git a/src/drivers/driver_macsec_qca.c b/src/drivers/driver_macsec_qca.c
index 8372393..f4e55d5 100644
--- a/src/drivers/driver_macsec_qca.c
+++ b/src/drivers/driver_macsec_qca.c
@@ -3,6 +3,7 @@
  * Copyright (c) 2005-2009, Jouni Malinen <j@w1.fi>
  * Copyright (c) 2004, Gunter Burchardt <tira@isx.de>
  * Copyright (c) 2013-2014, Qualcomm Atheros, Inc.
+ * Copyright (c) 2019, The Linux Foundation
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -29,6 +30,7 @@
 #include "utils/eloop.h"
 #include "common/defs.h"
 #include "common/ieee802_1x_defs.h"
+#include "common/eapol_common.h"
 #include "pae/ieee802_1x_kay.h"
 #include "driver.h"
 #include "driver_wired_common.h"
@@ -64,6 +66,7 @@
 struct macsec_qca_data {
 	struct driver_wired_common_data common;
 
+	int use_pae_group_addr;
 	u32 secy_id;
 
 	/* shadow */
@@ -126,6 +129,134 @@
 }
 
 
+#ifdef __linux__
+
+static void macsec_qca_handle_data(void *ctx, unsigned char *buf, size_t len)
+{
+#ifdef HOSTAPD
+	struct ieee8023_hdr *hdr;
+	u8 *pos, *sa;
+	size_t left;
+	union wpa_event_data event;
+
+	/* at least 6 bytes src macaddress, 6 bytes dst macaddress
+	 * and 2 bytes ethertype
+	*/
+	if (len < 14) {
+		wpa_printf(MSG_MSGDUMP,
+			   "macsec_qca_handle_data: too short (%lu)",
+			   (unsigned long) len);
+		return;
+	}
+	hdr = (struct ieee8023_hdr *) buf;
+
+	switch (ntohs(hdr->ethertype)) {
+	case ETH_P_PAE:
+		wpa_printf(MSG_MSGDUMP, "Received EAPOL packet");
+		sa = hdr->src;
+		os_memset(&event, 0, sizeof(event));
+		event.new_sta.addr = sa;
+		wpa_supplicant_event(ctx, EVENT_NEW_STA, &event);
+
+		pos = (u8 *) (hdr + 1);
+		left = len - sizeof(*hdr);
+		drv_event_eapol_rx(ctx, sa, pos, left);
+		break;
+	default:
+		wpa_printf(MSG_DEBUG, "Unknown ethertype 0x%04x in data frame",
+			   ntohs(hdr->ethertype));
+		break;
+	}
+#endif /* HOSTAPD */
+}
+
+
+static void macsec_qca_handle_read(int sock, void *eloop_ctx, void *sock_ctx)
+{
+	int len;
+	unsigned char buf[3000];
+
+	len = recv(sock, buf, sizeof(buf), 0);
+	if (len < 0) {
+		wpa_printf(MSG_ERROR, "macsec_qca: recv: %s", strerror(errno));
+		return;
+	}
+
+	macsec_qca_handle_data(eloop_ctx, buf, len);
+}
+
+#endif /* __linux__ */
+
+
+static int macsec_qca_init_sockets(struct macsec_qca_data *drv, u8 *own_addr)
+{
+#ifdef __linux__
+	struct ifreq ifr;
+	struct sockaddr_ll addr;
+
+	drv->common.sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_PAE));
+	if (drv->common.sock < 0) {
+		wpa_printf(MSG_ERROR, "socket[PF_PACKET,SOCK_RAW]: %s",
+			   strerror(errno));
+		return -1;
+	}
+
+	if (eloop_register_read_sock(drv->common.sock, macsec_qca_handle_read,
+				     drv->common.ctx, NULL)) {
+		wpa_printf(MSG_INFO, "Could not register read socket");
+		return -1;
+	}
+
+	os_memset(&ifr, 0, sizeof(ifr));
+	os_strlcpy(ifr.ifr_name, drv->common.ifname, sizeof(ifr.ifr_name));
+	if (ioctl(drv->common.sock, SIOCGIFINDEX, &ifr) != 0) {
+		wpa_printf(MSG_ERROR, "ioctl(SIOCGIFINDEX): %s",
+			   strerror(errno));
+		return -1;
+	}
+
+	os_memset(&addr, 0, sizeof(addr));
+	addr.sll_family = AF_PACKET;
+	addr.sll_ifindex = ifr.ifr_ifindex;
+	wpa_printf(MSG_DEBUG, "Opening raw packet socket for ifindex %d",
+		   addr.sll_ifindex);
+
+	if (bind(drv->common.sock, (struct sockaddr *) &addr,
+		 sizeof(addr)) < 0) {
+		wpa_printf(MSG_ERROR, "macsec_qca: bind: %s", strerror(errno));
+		return -1;
+	}
+
+	/* filter multicast address */
+	if (wired_multicast_membership(drv->common.sock, ifr.ifr_ifindex,
+				       pae_group_addr, 1) < 0) {
+		wpa_printf(MSG_ERROR,
+			"macsec_qca_init_sockets: Failed to add multicast group membership");
+		return -1;
+	}
+
+	os_memset(&ifr, 0, sizeof(ifr));
+	os_strlcpy(ifr.ifr_name, drv->common.ifname, sizeof(ifr.ifr_name));
+	if (ioctl(drv->common.sock, SIOCGIFHWADDR, &ifr) != 0) {
+		wpa_printf(MSG_ERROR, "ioctl(SIOCGIFHWADDR): %s",
+			   strerror(errno));
+		return -1;
+	}
+
+	if (ifr.ifr_hwaddr.sa_family != ARPHRD_ETHER) {
+		wpa_printf(MSG_INFO, "Invalid HW-addr family 0x%04x",
+			   ifr.ifr_hwaddr.sa_family);
+		return -1;
+	}
+	os_memcpy(own_addr, ifr.ifr_hwaddr.sa_data, ETH_ALEN);
+
+	return 0;
+#else /* __linux__ */
+	return -1;
+#endif /* __linux__ */
+}
+
+
 static void * macsec_qca_init(void *ctx, const char *ifname)
 {
 	struct macsec_qca_data *drv;
@@ -160,6 +291,97 @@
 }
 
 
+static void * macsec_qca_hapd_init(struct hostapd_data *hapd,
+				   struct wpa_init_params *params)
+{
+	struct macsec_qca_data *drv;
+
+	drv = os_zalloc(sizeof(struct macsec_qca_data));
+	if (!drv) {
+		wpa_printf(MSG_INFO,
+			   "Could not allocate memory for macsec_qca driver data");
+		return NULL;
+	}
+
+	/* Board specific settings */
+	if (os_memcmp("eth2", params->ifname, 4) == 0)
+		drv->secy_id = 1;
+	else if (os_memcmp("eth3", params->ifname, 4) == 0)
+		drv->secy_id = 2;
+	else if (os_memcmp("eth4", params->ifname, 4) == 0)
+		drv->secy_id = 0;
+	else if (os_memcmp("eth5", params->ifname, 4) == 0)
+		drv->secy_id = 1;
+	else
+		drv->secy_id = -1;
+
+	drv->common.ctx = hapd;
+	os_strlcpy(drv->common.ifname, params->ifname,
+		   sizeof(drv->common.ifname));
+	drv->use_pae_group_addr = params->use_pae_group_addr;
+
+	if (macsec_qca_init_sockets(drv, params->own_addr)) {
+		os_free(drv);
+		return NULL;
+	}
+
+	return drv;
+}
+
+
+static void macsec_qca_hapd_deinit(void *priv)
+{
+	struct macsec_qca_data *drv = priv;
+
+	if (drv->common.sock >= 0) {
+		eloop_unregister_read_sock(drv->common.sock);
+		close(drv->common.sock);
+	}
+
+	os_free(drv);
+}
+
+
+static int macsec_qca_send_eapol(void *priv, const u8 *addr,
+				 const u8 *data, size_t data_len, int encrypt,
+				 const u8 *own_addr, u32 flags)
+{
+	struct macsec_qca_data *drv = priv;
+	struct ieee8023_hdr *hdr;
+	size_t len;
+	u8 *pos;
+	int res;
+
+	len = sizeof(*hdr) + data_len;
+	hdr = os_zalloc(len);
+	if (!hdr) {
+		wpa_printf(MSG_INFO,
+			   "malloc() failed for macsec_qca_send_eapol(len=%lu)",
+			   (unsigned long) len);
+		return -1;
+	}
+
+	os_memcpy(hdr->dest, drv->use_pae_group_addr ? pae_group_addr : addr,
+		  ETH_ALEN);
+	os_memcpy(hdr->src, own_addr, ETH_ALEN);
+	hdr->ethertype = htons(ETH_P_PAE);
+
+	pos = (u8 *) (hdr + 1);
+	os_memcpy(pos, data, data_len);
+
+	res = send(drv->common.sock, (u8 *) hdr, len, 0);
+	os_free(hdr);
+
+	if (res < 0) {
+		wpa_printf(MSG_ERROR,
+			   "macsec_qca_send_eapol - packet len: %lu - failed: send: %s",
+			   (unsigned long) len, strerror(errno));
+	}
+
+	return res;
+}
+
+
 static int macsec_qca_macsec_init(void *priv, struct macsec_init_params *params)
 {
 	struct macsec_qca_data *drv = priv;
@@ -800,6 +1022,9 @@
 	.get_capa = driver_wired_get_capa,
 	.init = macsec_qca_init,
 	.deinit = macsec_qca_deinit,
+	.hapd_init = macsec_qca_hapd_init,
+	.hapd_deinit = macsec_qca_hapd_deinit,
+	.hapd_send_eapol = macsec_qca_send_eapol,
 
 	.macsec_init = macsec_qca_macsec_init,
 	.macsec_deinit = macsec_qca_macsec_deinit,
diff --git a/src/drivers/driver_ndis.c b/src/drivers/driver_ndis.c
index 614c452..5b4b924 100644
--- a/src/drivers/driver_ndis.c
+++ b/src/drivers/driver_ndis.c
@@ -719,7 +719,7 @@
 
 
 static int wpa_driver_ndis_deauthenticate(void *priv, const u8 *addr,
-					  int reason_code)
+					  u16 reason_code)
 {
 	struct wpa_driver_ndis_data *drv = priv;
 	return wpa_driver_ndis_disconnect(drv);
diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 21d1398..45835a2 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -236,7 +236,7 @@
 				   struct wpa_driver_mesh_bss_params *params);
 #endif /* CONFIG_MESH */
 static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
-			     int reason);
+			     u16 reason);
 
 
 /* Converts nl80211_chan_width to a common format */
@@ -2010,9 +2010,8 @@
 	 */
 	drv->set_rekey_offload = 1;
 
-	drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
+	drv->num_if_indices = ARRAY_SIZE(drv->default_if_indices);
 	drv->if_indices = drv->default_if_indices;
-	drv->if_indices_reason = drv->default_if_indices_reason;
 
 	drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
 	if (!drv->first_bss) {
@@ -2789,9 +2788,6 @@
 	if (drv->if_indices != drv->default_if_indices)
 		os_free(drv->if_indices);
 
-	if (drv->if_indices_reason != drv->default_if_indices_reason)
-		os_free(drv->if_indices_reason);
-
 	if (drv->disabled_11b_rates)
 		nl80211_disable_11b_rates(drv, drv->ifindex, 0);
 
@@ -3282,7 +3278,7 @@
 
 
 static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
-					 int reason_code,
+					 u16 reason_code,
 					 struct nl_handle *nl_connect)
 {
 	int ret;
@@ -3304,7 +3300,7 @@
 
 
 static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
-					     const u8 *addr, int reason_code)
+					     const u8 *addr, u16 reason_code)
 {
 	struct wpa_driver_nl80211_data *drv = bss->drv;
 	int ret;
@@ -4171,8 +4167,10 @@
 	     nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT)))
 		goto fail;
 
-	if (drv->device_ap_sme && (params->key_mgmt_suites & WPA_KEY_MGMT_SAE))
-	     nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT);
+	if (drv->device_ap_sme &&
+	    (params->key_mgmt_suites & WPA_KEY_MGMT_SAE) &&
+	    nla_put_flag(msg, NL80211_ATTR_EXTERNAL_AUTH_SUPPORT))
+		goto fail;
 
 	wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
 		   params->pairwise_ciphers);
@@ -4350,10 +4348,11 @@
 	if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
 		return -ENOBUFS;
 
+	wpa_printf(MSG_DEBUG, "  * he_enabled=%d", freq->he_enabled);
 	wpa_printf(MSG_DEBUG, "  * vht_enabled=%d", freq->vht_enabled);
 	wpa_printf(MSG_DEBUG, "  * ht_enabled=%d", freq->ht_enabled);
 
-	if (freq->vht_enabled) {
+	if (freq->vht_enabled || freq->he_enabled) {
 		enum nl80211_chan_width cw;
 
 		wpa_printf(MSG_DEBUG, "  * bandwidth=%d", freq->bandwidth);
@@ -4428,8 +4427,8 @@
 	int ret;
 
 	wpa_printf(MSG_DEBUG,
-		   "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
-		   freq->freq, freq->ht_enabled, freq->vht_enabled,
+		   "nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
+		   freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
 		   freq->bandwidth, freq->center_freq1, freq->center_freq2);
 
 	msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
@@ -4561,6 +4560,14 @@
 				goto fail;
 		}
 
+		if (params->he_capab) {
+			wpa_hexdump(MSG_DEBUG, "  * he_capab",
+				    params->he_capab, params->he_capab_len);
+			if (nla_put(msg, NL80211_ATTR_HE_CAPABILITY,
+				    params->he_capab_len, params->he_capab))
+				goto fail;
+		}
+
 		if (params->ext_capab) {
 			wpa_hexdump(MSG_DEBUG, "  * ext_capab",
 				    params->ext_capab, params->ext_capab_len);
@@ -5185,6 +5192,28 @@
 }
 
 
+static int driver_nl80211_sta_set_airtime_weight(void *priv, const u8 *addr,
+						 unsigned int weight)
+{
+	struct i802_bss *bss = priv;
+	struct nl_msg *msg;
+
+	wpa_printf(MSG_DEBUG,
+		   "nl80211: Set STA airtime weight - ifname=%s addr=" MACSTR
+		   " weight=%u", bss->ifname, MAC2STR(addr), weight);
+
+	if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
+	    nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
+	    nla_put_u16(msg, NL80211_ATTR_AIRTIME_WEIGHT, weight))
+		goto fail;
+
+	return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
+fail:
+	nlmsg_free(msg);
+	return -ENOBUFS;
+}
+
+
 static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
 				 struct wpa_driver_associate_params *params)
 {
@@ -6264,6 +6293,36 @@
 }
 
 
+static void get_sta_tid_stats(struct hostap_sta_driver_data *data,
+			      struct nlattr *attr)
+{
+	struct nlattr *tid_stats[NL80211_TID_STATS_MAX + 1], *tidattr;
+	struct nlattr *txq_stats[NL80211_TXQ_STATS_MAX + 1];
+	static struct nla_policy txq_stats_policy[NL80211_TXQ_STATS_MAX + 1] = {
+		[NL80211_TXQ_STATS_BACKLOG_BYTES] = { .type = NLA_U32 },
+		[NL80211_TXQ_STATS_BACKLOG_PACKETS] = { .type = NLA_U32 },
+	};
+	int rem;
+
+	nla_for_each_nested(tidattr, attr, rem) {
+		if (nla_parse_nested(tid_stats, NL80211_TID_STATS_MAX,
+				     tidattr, NULL) != 0 ||
+		    !tid_stats[NL80211_TID_STATS_TXQ_STATS] ||
+		    nla_parse_nested(txq_stats, NL80211_TXQ_STATS_MAX,
+				     tid_stats[NL80211_TID_STATS_TXQ_STATS],
+				     txq_stats_policy) != 0)
+			continue;
+		/* sum the backlogs over all TIDs for station */
+		if (txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES])
+			data->backlog_bytes += nla_get_u32(
+				txq_stats[NL80211_TXQ_STATS_BACKLOG_BYTES]);
+		if (txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS])
+			data->backlog_bytes += nla_get_u32(
+				txq_stats[NL80211_TXQ_STATS_BACKLOG_PACKETS]);
+	}
+}
+
+
 static int get_sta_handler(struct nl_msg *msg, void *arg)
 {
 	struct nlattr *tb[NL80211_ATTR_MAX + 1];
@@ -6281,6 +6340,8 @@
 		[NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
 		[NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
 		[NL80211_STA_INFO_ACK_SIGNAL] = { .type = NLA_U8 },
+		[NL80211_STA_INFO_RX_DURATION] = { .type = NLA_U64 },
+		[NL80211_STA_INFO_TX_DURATION] = { .type = NLA_U64 },
 	};
 	struct nlattr *rate[NL80211_RATE_INFO_MAX + 1];
 	static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
@@ -6338,6 +6399,12 @@
 	if (stats[NL80211_STA_INFO_TX_PACKETS])
 		data->tx_packets =
 			nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
+	if (stats[NL80211_STA_INFO_RX_DURATION])
+		data->rx_airtime =
+			nla_get_u64(stats[NL80211_STA_INFO_RX_DURATION]);
+	if (stats[NL80211_STA_INFO_TX_DURATION])
+		data->tx_airtime =
+			nla_get_u64(stats[NL80211_STA_INFO_TX_DURATION]);
 	if (stats[NL80211_STA_INFO_TX_FAILED])
 		data->tx_retry_failed =
 			nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
@@ -6408,6 +6475,9 @@
 		}
 	}
 
+	if (stats[NL80211_STA_INFO_TID_STATS])
+		get_sta_tid_stats(data, stats[NL80211_STA_INFO_TID_STATS]);
+
 	return NL_SKIP;
 }
 
@@ -6548,7 +6618,7 @@
 
 
 static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
-			   int reason)
+			   u16 reason)
 {
 	struct i802_bss *bss = priv;
 	struct wpa_driver_nl80211_data *drv = bss->drv;
@@ -6583,7 +6653,7 @@
 
 
 static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
-			     int reason)
+			     u16 reason)
 {
 	struct i802_bss *bss = priv;
 	struct wpa_driver_nl80211_data *drv = bss->drv;
@@ -6618,11 +6688,11 @@
 	end = pos + sizeof(buf);
 
 	for (i = 0; i < drv->num_if_indices; i++) {
-		if (!drv->if_indices[i])
+		if (!drv->if_indices[i].ifindex)
 			continue;
 		res = os_snprintf(pos, end - pos, " %d(%d)",
-				  drv->if_indices[i],
-				  drv->if_indices_reason[i]);
+				  drv->if_indices[i].ifindex,
+				  drv->if_indices[i].reason);
 		if (os_snprintf_error(end - pos, res))
 			break;
 		pos += res;
@@ -6638,7 +6708,7 @@
 		      int ifidx_reason)
 {
 	int i;
-	int *old, *old_reason;
+	struct drv_nl80211_if_info *old;
 
 	wpa_printf(MSG_DEBUG,
 		   "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
@@ -6649,9 +6719,9 @@
 		return;
 	}
 	for (i = 0; i < drv->num_if_indices; i++) {
-		if (drv->if_indices[i] == 0) {
-			drv->if_indices[i] = ifidx;
-			drv->if_indices_reason[i] = ifidx_reason;
+		if (drv->if_indices[i].ifindex == 0) {
+			drv->if_indices[i].ifindex = ifidx;
+			drv->if_indices[i].reason = ifidx_reason;
 			dump_ifidx(drv);
 			return;
 		}
@@ -6662,29 +6732,13 @@
 	else
 		old = NULL;
 
-	if (drv->if_indices_reason != drv->default_if_indices_reason)
-		old_reason = drv->if_indices_reason;
-	else
-		old_reason = NULL;
-
 	drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
-					   sizeof(int));
-	drv->if_indices_reason = os_realloc_array(old_reason,
-						  drv->num_if_indices + 1,
-						  sizeof(int));
+					   sizeof(*old));
 	if (!drv->if_indices) {
 		if (!old)
 			drv->if_indices = drv->default_if_indices;
 		else
 			drv->if_indices = old;
-	}
-	if (!drv->if_indices_reason) {
-		if (!old_reason)
-			drv->if_indices_reason = drv->default_if_indices_reason;
-		else
-			drv->if_indices_reason = old_reason;
-	}
-	if (!drv->if_indices || !drv->if_indices_reason) {
 		wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
 			   "interfaces");
 		wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
@@ -6693,12 +6747,8 @@
 	if (!old)
 		os_memcpy(drv->if_indices, drv->default_if_indices,
 			  sizeof(drv->default_if_indices));
-	if (!old_reason)
-		os_memcpy(drv->if_indices_reason,
-			  drv->default_if_indices_reason,
-			  sizeof(drv->default_if_indices_reason));
-	drv->if_indices[drv->num_if_indices] = ifidx;
-	drv->if_indices_reason[drv->num_if_indices] = ifidx_reason;
+	drv->if_indices[drv->num_if_indices].ifindex = ifidx;
+	drv->if_indices[drv->num_if_indices].reason = ifidx_reason;
 	drv->num_if_indices++;
 	dump_ifidx(drv);
 }
@@ -6710,10 +6760,12 @@
 	int i;
 
 	for (i = 0; i < drv->num_if_indices; i++) {
-		if ((drv->if_indices[i] == ifidx || ifidx == IFIDX_ANY) &&
-		    (drv->if_indices_reason[i] == ifidx_reason ||
+		if ((drv->if_indices[i].ifindex == ifidx ||
+		     ifidx == IFIDX_ANY) &&
+		    (drv->if_indices[i].reason == ifidx_reason ||
 		     ifidx_reason == IFIDX_ANY)) {
-			drv->if_indices[i] = 0;
+			drv->if_indices[i].ifindex = 0;
+			drv->if_indices[i].reason = 0;
 			break;
 		}
 	}
@@ -6727,8 +6779,8 @@
 	int i;
 
 	for (i = 0; i < drv->num_if_indices; i++)
-		if (drv->if_indices[i] == ifidx &&
-		    (drv->if_indices_reason[i] == ifidx_reason ||
+		if (drv->if_indices[i].ifindex == ifidx &&
+		    (drv->if_indices[i].reason == ifidx_reason ||
 		     ifidx_reason == IFIDX_ANY))
 			return 1;
 
@@ -8370,8 +8422,8 @@
 	struct nl_msg *msg;
 	int ret;
 
-	wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
-		   freq->freq, freq->ht_enabled, freq->vht_enabled,
+	wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, he_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
+		   freq->freq, freq->ht_enabled, freq->vht_enabled, freq->he_enabled,
 		   freq->bandwidth, freq->center_freq1, freq->center_freq2);
 
 	if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
@@ -8583,7 +8635,7 @@
 
 
 static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
-					 int reason_code)
+					 u16 reason_code)
 {
 	struct i802_bss *bss = priv;
 	return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
@@ -8698,6 +8750,35 @@
 }
 
 
+static int nl80211_update_dh_ie(void *priv, const u8 *peer_mac,
+				u16 reason_code, const u8 *ie, size_t ie_len)
+{
+	int ret;
+	struct nl_msg *msg;
+	struct i802_bss *bss = priv;
+	struct wpa_driver_nl80211_data *drv = bss->drv;
+
+	wpa_printf(MSG_DEBUG, "nl80211: Updating DH IE peer: " MACSTR
+		   " reason %u", MAC2STR(peer_mac), reason_code);
+	if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UPDATE_OWE_INFO)) ||
+	    nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer_mac) ||
+	    nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, reason_code) ||
+	    (ie && nla_put(msg, NL80211_ATTR_IE, ie_len, ie))) {
+		nlmsg_free(msg);
+		return -ENOBUFS;
+	}
+
+	ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+	if (ret) {
+		wpa_printf(MSG_DEBUG,
+			   "nl80211: update_dh_ie failed err=%d (%s)",
+			   ret, strerror(-ret));
+	}
+
+	return ret;
+}
+
+
 static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
 {
 	struct i802_bss *bss = priv;
@@ -9646,6 +9727,36 @@
 	return ret;
 }
 
+
+static int nl80211_probe_mesh_link(void *priv, const u8 *addr, const u8 *eth,
+				   size_t len)
+{
+	struct i802_bss *bss = priv;
+	struct wpa_driver_nl80211_data *drv = bss->drv;
+	struct nl_msg *msg;
+	int ret;
+
+	msg = nl80211_drv_msg(drv, 0, NL80211_CMD_PROBE_MESH_LINK);
+	if (!msg ||
+	    nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
+	    nla_put(msg, NL80211_ATTR_FRAME, len, eth)) {
+		nlmsg_free(msg);
+		return -ENOBUFS;
+	}
+
+	ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+	if (ret) {
+		wpa_printf(MSG_DEBUG, "nl80211: mesh link probe to " MACSTR
+			   " failed: ret=%d (%s)",
+			   MAC2STR(addr), ret, strerror(-ret));
+	} else {
+		wpa_printf(MSG_DEBUG, "nl80211: Mesh link to " MACSTR
+			   " probed successfully", MAC2STR(addr));
+	}
+
+	return ret;
+}
+
 #endif /* CONFIG_MESH */
 
 
@@ -10817,7 +10928,7 @@
 	 * SAE) to hostapd/wpa_supplicant. Do nott send the status to drivers
 	 * which do not support AP SME or use wpa_supplicant/hostapd SME.
 	 */
-	if (!bss->drv->device_ap_sme ||
+	if ((is_ap_interface(drv->nlmode) && !bss->drv->device_ap_sme) ||
 	    (drv->capa.flags & WPA_DRIVER_FLAGS_SME))
 		return -1;
 
@@ -10924,6 +11035,7 @@
 	.sta_remove = driver_nl80211_sta_remove,
 	.hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
 	.sta_set_flags = wpa_driver_nl80211_sta_set_flags,
+	.sta_set_airtime_weight = driver_nl80211_sta_set_airtime_weight,
 	.hapd_init = i802_init,
 	.hapd_deinit = i802_deinit,
 	.set_wds_sta = i802_set_wds_sta,
@@ -10969,6 +11081,7 @@
 	.tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
 #endif /* CONFIG_TDLS */
 	.update_ft_ies = wpa_driver_nl80211_update_ft_ies,
+	.update_dh_ie = nl80211_update_dh_ie,
 	.get_mac_addr = wpa_driver_nl80211_get_macaddr,
 	.get_survey = wpa_driver_nl80211_get_survey,
 	.status = wpa_driver_nl80211_status,
@@ -10991,6 +11104,7 @@
 	.init_mesh = wpa_driver_nl80211_init_mesh,
 	.join_mesh = wpa_driver_nl80211_join_mesh,
 	.leave_mesh = wpa_driver_nl80211_leave_mesh,
+	.probe_mesh_link = nl80211_probe_mesh_link,
 #endif /* CONFIG_MESH */
 	.br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
 	.br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
diff --git a/src/drivers/driver_nl80211.h b/src/drivers/driver_nl80211.h
index 1e7fe7a..7498269 100644
--- a/src/drivers/driver_nl80211.h
+++ b/src/drivers/driver_nl80211.h
@@ -83,6 +83,12 @@
 	u8 rand_addr[ETH_ALEN];
 };
 
+struct drv_nl80211_if_info {
+	int ifindex;
+	/* the AP/AP_VLAN iface that is in this bridge */
+	int reason;
+};
+
 struct wpa_driver_nl80211_data {
 	struct nl80211_global *global;
 	struct dl_list list;
@@ -163,7 +169,6 @@
 	unsigned int scan_vendor_cmd_avail:1;
 	unsigned int connect_reassoc:1;
 	unsigned int set_wifi_conf_vendor_cmd_avail:1;
-	unsigned int he_capab_vendor_cmd_avail:1;
 	unsigned int fetch_bss_trans_status:1;
 	unsigned int roam_vendor_cmd_avail:1;
 	unsigned int get_supported_akm_suites_avail:1;
@@ -188,11 +193,8 @@
 
 	struct nl_handle *rtnl_sk; /* nl_sock for NETLINK_ROUTE */
 
-	int default_if_indices[16];
-	/* the AP/AP_VLAN iface that is in this bridge */
-	int default_if_indices_reason[16];
-	int *if_indices;
-	int *if_indices_reason;
+	struct drv_nl80211_if_info default_if_indices[16];
+	struct drv_nl80211_if_info *if_indices;
 	int num_if_indices;
 
 	/* From failed authentication command */
@@ -215,8 +217,6 @@
 	 * (NL80211_CMD_VENDOR). 0 if no pending scan request.
 	 */
 	int last_scan_cmd;
-
-	struct he_capabilities he_capab;
 };
 
 struct nl_msg;
diff --git a/src/drivers/driver_nl80211_capa.c b/src/drivers/driver_nl80211_capa.c
index 37eeb5e..8318b10 100644
--- a/src/drivers/driver_nl80211_capa.c
+++ b/src/drivers/driver_nl80211_capa.c
@@ -778,9 +778,6 @@
 				case QCA_NL80211_VENDOR_SUBCMD_SET_WIFI_CONFIGURATION:
 					drv->set_wifi_conf_vendor_cmd_avail = 1;
 					break;
-				case QCA_NL80211_VENDOR_SUBCMD_GET_HE_CAPABILITIES:
-					drv->he_capab_vendor_cmd_avail = 1;
-					break;
 				case QCA_NL80211_VENDOR_SUBCMD_FETCH_BSS_TRANSITION_STATUS:
 					drv->fetch_bss_trans_status = 1;
 					break;
@@ -1082,100 +1079,6 @@
 }
 
 
-static int qca_nl80211_he_capab_handler(struct nl_msg *msg, void *arg)
-{
-	struct nlattr *tb[NL80211_ATTR_MAX + 1];
-	struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
-	struct he_capabilities *he_capab = arg;
-	struct nlattr *nl_vend;
-	struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_CAPABILITIES_MAX + 1];
-	size_t len;
-
-	nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
-		  genlmsg_attrlen(gnlh, 0), NULL);
-
-	if (!tb[NL80211_ATTR_VENDOR_DATA])
-		return NL_SKIP;
-
-	nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
-	nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_HE_CAPABILITIES_MAX,
-		  nla_data(nl_vend), nla_len(nl_vend), NULL);
-
-	if (tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_SUPPORTED]) {
-		u8 he_supported;
-
-		he_supported = nla_get_u8(
-			tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_SUPPORTED]);
-		wpa_printf(MSG_DEBUG, "nl80211: HE capabilities supported: %u",
-			   he_supported);
-		he_capab->he_supported = he_supported;
-		if (!he_supported)
-			return NL_SKIP;
-	}
-
-	if (tb_vendor[QCA_WLAN_VENDOR_ATTR_PHY_CAPAB]) {
-		len = nla_len(tb_vendor[QCA_WLAN_VENDOR_ATTR_PHY_CAPAB]);
-
-		if (len > sizeof(he_capab->phy_cap))
-			len = sizeof(he_capab->phy_cap);
-		os_memcpy(he_capab->phy_cap,
-			  nla_data(tb_vendor[QCA_WLAN_VENDOR_ATTR_PHY_CAPAB]),
-			  len);
-	}
-
-	if (tb_vendor[QCA_WLAN_VENDOR_ATTR_MAC_CAPAB])
-		he_capab->mac_cap =
-			nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_MAC_CAPAB]);
-
-	if (tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_MCS])
-		he_capab->mcs =
-			nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_HE_MCS]);
-
-	if (tb_vendor[QCA_WLAN_VENDOR_ATTR_NUM_SS])
-		he_capab->ppet.numss_m1 =
-			nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_NUM_SS]);
-
-	if (tb_vendor[QCA_WLAN_VENDOR_ATTR_RU_IDX_MASK])
-		he_capab->ppet.ru_count =
-			nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_RU_IDX_MASK]);
-
-	if (tb_vendor[QCA_WLAN_VENDOR_ATTR_PPE_THRESHOLD]) {
-		len = nla_len(tb_vendor[QCA_WLAN_VENDOR_ATTR_PPE_THRESHOLD]);
-
-		if (len > sizeof(he_capab->ppet.ppet16_ppet8_ru3_ru0))
-			len = sizeof(he_capab->ppet.ppet16_ppet8_ru3_ru0);
-		os_memcpy(he_capab->ppet.ppet16_ppet8_ru3_ru0,
-			  nla_data(tb_vendor[QCA_WLAN_VENDOR_ATTR_PPE_THRESHOLD]),
-			  len);
-	}
-
-	return NL_SKIP;
-}
-
-
-static void qca_nl80211_check_he_capab(struct wpa_driver_nl80211_data *drv)
-{
-	struct nl_msg *msg;
-	int ret;
-
-	if (!drv->he_capab_vendor_cmd_avail)
-		return;
-
-	if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
-		nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
-		nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
-			    QCA_NL80211_VENDOR_SUBCMD_GET_HE_CAPABILITIES)) {
-		nlmsg_free(msg);
-		return;
-	}
-
-	ret = send_and_recv_msgs(drv, msg, qca_nl80211_he_capab_handler,
-				 &drv->he_capab);
-	if (!ret && drv->he_capab.he_supported)
-		drv->capa.flags |= WPA_DRIVER_FLAGS_HE_CAPABILITIES;
-}
-
-
 struct features_info {
 	u8 *flags;
 	size_t flags_len;
@@ -1373,7 +1276,6 @@
 	if (!(info.capa->flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD))
 		qca_nl80211_check_dfs_capa(drv);
 	qca_nl80211_get_features(drv);
-	qca_nl80211_check_he_capab(drv);
 
 	/*
 	 * To enable offchannel simultaneous support in wpa_supplicant, the
@@ -1492,6 +1394,57 @@
 		chan->dfs_cac_ms = nla_get_u32(
 			tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]);
 	}
+
+	chan->wmm_rules_valid = 0;
+	if (tb_freq[NL80211_FREQUENCY_ATTR_WMM]) {
+		static struct nla_policy wmm_policy[NL80211_WMMR_MAX + 1] = {
+			[NL80211_WMMR_CW_MIN] = { .type = NLA_U16 },
+			[NL80211_WMMR_CW_MAX] = { .type = NLA_U16 },
+			[NL80211_WMMR_AIFSN] = { .type = NLA_U8 },
+			[NL80211_WMMR_TXOP] = { .type = NLA_U16 },
+		};
+		struct nlattr *nl_wmm;
+		struct nlattr *tb_wmm[NL80211_WMMR_MAX + 1];
+		int rem_wmm, ac, count = 0;
+
+		nla_for_each_nested(nl_wmm, tb_freq[NL80211_FREQUENCY_ATTR_WMM],
+				    rem_wmm) {
+			if (nla_parse_nested(tb_wmm, NL80211_WMMR_MAX, nl_wmm,
+					     wmm_policy)) {
+				wpa_printf(MSG_DEBUG,
+					   "nl80211: Failed to parse WMM rules attribute");
+				return;
+			}
+			if (!tb_wmm[NL80211_WMMR_CW_MIN] ||
+			    !tb_wmm[NL80211_WMMR_CW_MAX] ||
+			    !tb_wmm[NL80211_WMMR_AIFSN] ||
+			    !tb_wmm[NL80211_WMMR_TXOP]) {
+				wpa_printf(MSG_DEBUG,
+					   "nl80211: Channel is missing WMM rule attribute");
+				return;
+			}
+			ac = nl_wmm->nla_type;
+			if (ac < 0 || ac >= WMM_AC_NUM) {
+				wpa_printf(MSG_DEBUG,
+					   "nl80211: Invalid AC value %d", ac);
+				return;
+			}
+
+			chan->wmm_rules[ac].min_cwmin =
+				nla_get_u16(tb_wmm[NL80211_WMMR_CW_MIN]);
+			chan->wmm_rules[ac].min_cwmax =
+				nla_get_u16(tb_wmm[NL80211_WMMR_CW_MAX]);
+			chan->wmm_rules[ac].min_aifs =
+				nla_get_u8(tb_wmm[NL80211_WMMR_AIFSN]);
+			chan->wmm_rules[ac].max_txop =
+				nla_get_u16(tb_wmm[NL80211_WMMR_TXOP]) / 32;
+			count++;
+		}
+
+		/* Set valid flag if all the AC rules are present */
+		if (count == WMM_AC_NUM)
+			chan->wmm_rules_valid = 1;
+	}
 }
 
 
@@ -1598,6 +1551,101 @@
 }
 
 
+static void phy_info_iftype_copy(struct he_capabilities *he_capab,
+				 enum ieee80211_op_mode opmode,
+				 struct nlattr **tb, struct nlattr **tb_flags)
+{
+	enum nl80211_iftype iftype;
+	size_t len;
+
+	switch (opmode) {
+	case IEEE80211_MODE_INFRA:
+		iftype = NL80211_IFTYPE_STATION;
+		break;
+	case IEEE80211_MODE_IBSS:
+		iftype = NL80211_IFTYPE_ADHOC;
+		break;
+	case IEEE80211_MODE_AP:
+		iftype = NL80211_IFTYPE_AP;
+		break;
+	case IEEE80211_MODE_MESH:
+		iftype = NL80211_IFTYPE_MESH_POINT;
+		break;
+	default:
+		return;
+	}
+
+	if (!nla_get_flag(tb_flags[iftype]))
+		return;
+
+	he_capab->he_supported = 1;
+
+	if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]) {
+		len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]);
+
+		if (len > sizeof(he_capab->phy_cap))
+			len = sizeof(he_capab->phy_cap);
+		os_memcpy(he_capab->phy_cap,
+			  nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PHY]),
+			  len);
+	}
+
+	if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]) {
+		len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]);
+
+		if (len > sizeof(he_capab->mac_cap))
+			len = sizeof(he_capab->mac_cap);
+		os_memcpy(he_capab->mac_cap,
+			  nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MAC]),
+			  len);
+	}
+
+	if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]) {
+		len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]);
+
+		if (len > sizeof(he_capab->mcs))
+			len = sizeof(he_capab->mcs);
+		os_memcpy(he_capab->mcs,
+			  nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_MCS_SET]),
+			  len);
+	}
+
+	if (tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]) {
+		len = nla_len(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]);
+
+		if (len > sizeof(he_capab->ppet))
+			len = sizeof(he_capab->ppet);
+		os_memcpy(&he_capab->ppet,
+			  nla_data(tb[NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE]),
+			  len);
+	}
+}
+
+
+static int phy_info_iftype(struct hostapd_hw_modes *mode,
+			   struct nlattr *nl_iftype)
+{
+	struct nlattr *tb[NL80211_BAND_IFTYPE_ATTR_MAX + 1];
+	struct nlattr *tb_flags[NL80211_IFTYPE_MAX + 1];
+	unsigned int i;
+
+	nla_parse(tb, NL80211_BAND_IFTYPE_ATTR_MAX,
+		  nla_data(nl_iftype), nla_len(nl_iftype), NULL);
+
+	if (!tb[NL80211_BAND_IFTYPE_ATTR_IFTYPES])
+		return NL_STOP;
+
+	if (nla_parse_nested(tb_flags, NL80211_IFTYPE_MAX,
+			     tb[NL80211_BAND_IFTYPE_ATTR_IFTYPES], NULL))
+		return NL_STOP;
+
+	for (i = 0; i < IEEE80211_MODE_NUM; i++)
+		phy_info_iftype_copy(&mode->he_capab[i], i, tb, tb_flags);
+
+	return NL_OK;
+}
+
+
 static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band)
 {
 	struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1];
@@ -1654,6 +1702,19 @@
 		return ret;
 	}
 
+	if (tb_band[NL80211_BAND_ATTR_IFTYPE_DATA]) {
+		struct nlattr *nl_iftype;
+		int rem_band;
+
+		nla_for_each_nested(nl_iftype,
+				    tb_band[NL80211_BAND_ATTR_IFTYPE_DATA],
+				    rem_band) {
+			ret = phy_info_iftype(mode, nl_iftype);
+			if (ret != NL_OK)
+				return ret;
+		}
+	}
+
 	return NL_OK;
 }
 
diff --git a/src/drivers/driver_nl80211_event.c b/src/drivers/driver_nl80211_event.c
index ee7b4da..7c16330 100644
--- a/src/drivers/driver_nl80211_event.c
+++ b/src/drivers/driver_nl80211_event.c
@@ -136,6 +136,7 @@
 	C2S(NL80211_CMD_EXTERNAL_AUTH)
 	C2S(NL80211_CMD_STA_OPMODE_CHANGED)
 	C2S(NL80211_CMD_CONTROL_PORT_FRAME)
+	C2S(NL80211_CMD_UPDATE_OWE_INFO)
 	default:
 		return "NL80211_CMD_UNKNOWN";
 	}
@@ -534,7 +535,8 @@
 static void mlme_event_ch_switch(struct wpa_driver_nl80211_data *drv,
 				 struct nlattr *ifindex, struct nlattr *freq,
 				 struct nlattr *type, struct nlattr *bw,
-				 struct nlattr *cf1, struct nlattr *cf2)
+				 struct nlattr *cf1, struct nlattr *cf2,
+				 int finished)
 {
 	struct i802_bss *bss;
 	union wpa_event_data data;
@@ -542,7 +544,8 @@
 	int chan_offset = 0;
 	int ifidx;
 
-	wpa_printf(MSG_DEBUG, "nl80211: Channel switch event");
+	wpa_printf(MSG_DEBUG, "nl80211: Channel switch%s event",
+		   finished ? "" : " started");
 
 	if (!freq)
 		return;
@@ -593,10 +596,12 @@
 	if (cf2)
 		data.ch_switch.cf2 = nla_get_u32(cf2);
 
-	bss->freq = data.ch_switch.freq;
+	if (finished)
+		bss->freq = data.ch_switch.freq;
 	drv->assoc_freq = data.ch_switch.freq;
 
-	wpa_supplicant_event(bss->ctx, EVENT_CH_SWITCH, &data);
+	wpa_supplicant_event(bss->ctx, finished ?
+			     EVENT_CH_SWITCH : EVENT_CH_SWITCH_STARTED, &data);
 }
 
 
@@ -1101,6 +1106,29 @@
 }
 
 
+static void mlme_event_dh_event(struct wpa_driver_nl80211_data *drv,
+				struct i802_bss *bss,
+				struct nlattr *tb[])
+{
+	union wpa_event_data data;
+
+	if (!is_ap_interface(drv->nlmode))
+		return;
+	if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE])
+		return;
+
+	os_memset(&data, 0, sizeof(data));
+	data.update_dh.peer = nla_data(tb[NL80211_ATTR_MAC]);
+	data.update_dh.ie = nla_data(tb[NL80211_ATTR_IE]);
+	data.update_dh.ie_len = nla_len(tb[NL80211_ATTR_IE]);
+
+	wpa_printf(MSG_DEBUG, "nl80211: DH event - peer " MACSTR,
+		   MAC2STR(data.update_dh.peer));
+
+	wpa_supplicant_event(bss->ctx, EVENT_UPDATE_DH, &data);
+}
+
+
 static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted,
 			    struct nlattr *tb[], int external_scan)
 {
@@ -2508,6 +2536,16 @@
 				   tb[NL80211_ATTR_PMK],
 				   tb[NL80211_ATTR_PMKID]);
 		break;
+	case NL80211_CMD_CH_SWITCH_STARTED_NOTIFY:
+		mlme_event_ch_switch(drv,
+				     tb[NL80211_ATTR_IFINDEX],
+				     tb[NL80211_ATTR_WIPHY_FREQ],
+				     tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE],
+				     tb[NL80211_ATTR_CHANNEL_WIDTH],
+				     tb[NL80211_ATTR_CENTER_FREQ1],
+				     tb[NL80211_ATTR_CENTER_FREQ2],
+				     0);
+		break;
 	case NL80211_CMD_CH_SWITCH_NOTIFY:
 		mlme_event_ch_switch(drv,
 				     tb[NL80211_ATTR_IFINDEX],
@@ -2515,7 +2553,8 @@
 				     tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE],
 				     tb[NL80211_ATTR_CHANNEL_WIDTH],
 				     tb[NL80211_ATTR_CENTER_FREQ1],
-				     tb[NL80211_ATTR_CENTER_FREQ2]);
+				     tb[NL80211_ATTR_CENTER_FREQ2],
+				     1);
 		break;
 	case NL80211_CMD_DISCONNECT:
 		mlme_event_disconnect(drv, tb[NL80211_ATTR_REASON_CODE],
@@ -2586,6 +2625,9 @@
 	case NL80211_CMD_STA_OPMODE_CHANGED:
 		nl80211_sta_opmode_change_event(drv, tb);
 		break;
+	case NL80211_CMD_UPDATE_OWE_INFO:
+		mlme_event_dh_event(drv, bss, tb);
+		break;
 	default:
 		wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Ignored unknown event "
 			"(cmd=%d)", cmd);
@@ -2634,8 +2676,9 @@
 			}
 		}
 		wpa_printf(MSG_DEBUG,
-			   "nl80211: Ignored event (cmd=%d) for foreign interface (ifindex %d wdev 0x%llx)",
-			   gnlh->cmd, ifidx, (long long unsigned int) wdev_id);
+			   "nl80211: Ignored event %d (%s) for foreign interface (ifindex %d wdev 0x%llx)",
+			   gnlh->cmd, nl80211_command_to_string(gnlh->cmd),
+			   ifidx, (long long unsigned int) wdev_id);
 	}
 
 	return NL_SKIP;
diff --git a/src/drivers/driver_privsep.c b/src/drivers/driver_privsep.c
index a3f0837..55cf618 100644
--- a/src/drivers/driver_privsep.c
+++ b/src/drivers/driver_privsep.c
@@ -368,7 +368,7 @@
 
 
 static int wpa_driver_privsep_deauthenticate(void *priv, const u8 *addr,
-					  int reason_code)
+					     u16 reason_code)
 {
 	//struct wpa_driver_privsep_data *drv = priv;
 	wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d",
diff --git a/src/drivers/driver_wext.c b/src/drivers/driver_wext.c
index f7755cc..4d4a05d 100644
--- a/src/drivers/driver_wext.c
+++ b/src/drivers/driver_wext.c
@@ -1915,7 +1915,7 @@
 
 
 static int wpa_driver_wext_mlme(struct wpa_driver_wext_data *drv,
-				const u8 *addr, int cmd, int reason_code)
+				const u8 *addr, int cmd, u16 reason_code)
 {
 	struct iwreq iwr;
 	struct iw_mlme mlme;
@@ -1998,7 +1998,7 @@
 
 
 static int wpa_driver_wext_deauthenticate(void *priv, const u8 *addr,
-					  int reason_code)
+					  u16 reason_code)
 {
 	struct wpa_driver_wext_data *drv = priv;
 	int ret;
diff --git a/src/drivers/nl80211_copy.h b/src/drivers/nl80211_copy.h
index dd4f86e..6f09d15 100644
--- a/src/drivers/nl80211_copy.h
+++ b/src/drivers/nl80211_copy.h
@@ -11,7 +11,7 @@
  * Copyright 2008 Jouni Malinen <jouni.malinen@atheros.com>
  * Copyright 2008 Colin McCabe <colin@cozybit.com>
  * Copyright 2015-2017	Intel Deutschland GmbH
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018-2019 Intel Corporation
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -1065,6 +1065,26 @@
  *	indicated by %NL80211_ATTR_WIPHY_FREQ and other attributes
  *	determining the width and type.
  *
+ * @NL80211_CMD_UPDATE_OWE_INFO: This interface allows the host driver to
+ *	offload OWE processing to user space. This intends to support
+ *	OWE AKM by the host drivers that implement SME but rely
+ *	on the user space for the cryptographic/DH IE processing in AP mode.
+ *
+ * @NL80211_CMD_PROBE_MESH_LINK: The requirement for mesh link metric
+ *	refreshing, is that from one mesh point we be able to send some data
+ *	frames to other mesh points which are not currently selected as a
+ *	primary traffic path, but which are only 1 hop away. The absence of
+ *	the primary path to the chosen node makes it necessary to apply some
+ *	form of marking on a chosen packet stream so that the packets can be
+ *	properly steered to the selected node for testing, and not by the
+ *	regular mesh path lookup. Further, the packets must be of type data
+ *	so that the rate control (often embedded in firmware) is used for
+ *	rate selection.
+ *
+ *	Here attribute %NL80211_ATTR_MAC is used to specify connected mesh
+ *	peer MAC address and %NL80211_ATTR_FRAME is used to specify the frame
+ *	content. The frame is ethernet data.
+ *
  * @NL80211_CMD_MAX: highest used command number
  * @__NL80211_CMD_AFTER_LAST: internal use
  */
@@ -1285,6 +1305,10 @@
 
 	NL80211_CMD_NOTIFY_RADAR,
 
+	NL80211_CMD_UPDATE_OWE_INFO,
+
+	NL80211_CMD_PROBE_MESH_LINK,
+
 	/* add new commands above here */
 
 	/* used to define NL80211_CMD_MAX below */
@@ -2308,6 +2332,15 @@
  * @NL80211_ATTR_AIRTIME_WEIGHT: Station's weight when scheduled by the airtime
  *	scheduler.
  *
+ * @NL80211_ATTR_STA_TX_POWER_SETTING: Transmit power setting type (u8) for
+ *	station associated with the AP. See &enum nl80211_tx_power_setting for
+ *	possible values.
+ * @NL80211_ATTR_STA_TX_POWER: Transmit power level (s16) in dBm units. This
+ *	allows to set Tx power for a station. If this attribute is not included,
+ *	the default per-interface tx power setting will be overriding. Driver
+ *	should be picking up the lowest tx power, either tx power per-interface
+ *	or per-station.
+ *
  * @NUM_NL80211_ATTR: total number of nl80211_attrs available
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
@@ -2758,6 +2791,8 @@
 	NL80211_ATTR_PEER_MEASUREMENTS,
 
 	NL80211_ATTR_AIRTIME_WEIGHT,
+	NL80211_ATTR_STA_TX_POWER_SETTING,
+	NL80211_ATTR_STA_TX_POWER,
 
 	/* add attributes here, update the policy in nl80211.c */
 
@@ -2802,7 +2837,7 @@
 
 #define NL80211_MAX_SUPP_RATES			32
 #define NL80211_MAX_SUPP_HT_RATES		77
-#define NL80211_MAX_SUPP_REG_RULES		64
+#define NL80211_MAX_SUPP_REG_RULES		128
 #define NL80211_TKIP_DATA_OFFSET_ENCR_KEY	0
 #define NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY	16
 #define NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY	24
@@ -3139,6 +3174,7 @@
  * @NL80211_STA_INFO_TX_DURATION: aggregate PPDU duration for all frames
  *	sent to the station (u64, usec)
  * @NL80211_STA_INFO_AIRTIME_WEIGHT: current airtime weight for station (u16)
+ * @NL80211_STA_INFO_AIRTIME_LINK_METRIC: airtime link metric for mesh station
  * @__NL80211_STA_INFO_AFTER_LAST: internal
  * @NL80211_STA_INFO_MAX: highest possible station info attribute
  */
@@ -3184,6 +3220,7 @@
 	NL80211_STA_INFO_CONNECTED_TO_GATE,
 	NL80211_STA_INFO_TX_DURATION,
 	NL80211_STA_INFO_AIRTIME_WEIGHT,
+	NL80211_STA_INFO_AIRTIME_LINK_METRIC,
 
 	/* keep last */
 	__NL80211_STA_INFO_AFTER_LAST,
@@ -3638,6 +3675,14 @@
  *	value as specified by &struct nl80211_bss_select_rssi_adjust.
  * @NL80211_SCHED_SCAN_MATCH_ATTR_BSSID: BSSID to be used for matching
  *	(this cannot be used together with SSID).
+ * @NL80211_SCHED_SCAN_MATCH_PER_BAND_RSSI: Nested attribute that carries the
+ *	band specific minimum rssi thresholds for the bands defined in
+ *	enum nl80211_band. The minimum rssi threshold value(s32) specific to a
+ *	band shall be encapsulated in attribute with type value equals to one
+ *	of the NL80211_BAND_* defined in enum nl80211_band. For example, the
+ *	minimum rssi threshold value for 2.4GHZ band shall be encapsulated
+ *	within an attribute of type NL80211_BAND_2GHZ. And one or more of such
+ *	attributes will be nested within this attribute.
  * @NL80211_SCHED_SCAN_MATCH_ATTR_MAX: highest scheduled scan filter
  *	attribute number currently defined
  * @__NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST: internal use
@@ -3650,6 +3695,7 @@
 	NL80211_SCHED_SCAN_MATCH_ATTR_RELATIVE_RSSI,
 	NL80211_SCHED_SCAN_MATCH_ATTR_RSSI_ADJUST,
 	NL80211_SCHED_SCAN_MATCH_ATTR_BSSID,
+	NL80211_SCHED_SCAN_MATCH_PER_BAND_RSSI,
 
 	/* keep last */
 	__NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST,
@@ -4135,6 +4181,27 @@
 };
 
 /**
+ * enum nl80211_key_mode - Key mode
+ *
+ * @NL80211_KEY_RX_TX: (Default)
+ *	Key can be used for Rx and Tx immediately
+ *
+ * The following modes can only be selected for unicast keys and when the
+ * driver supports @NL80211_EXT_FEATURE_EXT_KEY_ID:
+ *
+ * @NL80211_KEY_NO_TX: Only allowed in combination with @NL80211_CMD_NEW_KEY:
+ *	Unicast key can only be used for Rx, Tx not allowed, yet
+ * @NL80211_KEY_SET_TX: Only allowed in combination with @NL80211_CMD_SET_KEY:
+ *	The unicast key identified by idx and mac is cleared for Tx and becomes
+ *	the preferred Tx key for the station.
+ */
+enum nl80211_key_mode {
+	NL80211_KEY_RX_TX,
+	NL80211_KEY_NO_TX,
+	NL80211_KEY_SET_TX
+};
+
+/**
  * enum nl80211_chan_width - channel width definitions
  *
  * These values are used with the %NL80211_ATTR_CHANNEL_WIDTH
@@ -4377,6 +4444,9 @@
  * @NL80211_KEY_DEFAULT_TYPES: A nested attribute containing flags
  *	attributes, specifying what a key should be set as default as.
  *	See &enum nl80211_key_default_types.
+ * @NL80211_KEY_MODE: the mode from enum nl80211_key_mode.
+ *	Defaults to @NL80211_KEY_RX_TX.
+ *
  * @__NL80211_KEY_AFTER_LAST: internal
  * @NL80211_KEY_MAX: highest key attribute
  */
@@ -4390,6 +4460,7 @@
 	NL80211_KEY_DEFAULT_MGMT,
 	NL80211_KEY_TYPE,
 	NL80211_KEY_DEFAULT_TYPES,
+	NL80211_KEY_MODE,
 
 	/* keep last */
 	__NL80211_KEY_AFTER_LAST,
@@ -5335,6 +5406,8 @@
  *      able to rekey an in-use key correctly. Userspace must not rekey PTK keys
  *      if this flag is not set. Ignoring this can leak clear text packets and/or
  *      freeze the connection.
+ * @NL80211_EXT_FEATURE_EXT_KEY_ID: Driver supports "Extended Key ID for
+ *      Individually Addressed Frames" from IEEE802.11-2016.
  *
  * @NL80211_EXT_FEATURE_AIRTIME_FAIRNESS: Driver supports getting airtime
  *	fairness for transmitted packets and has enabled airtime fairness
@@ -5343,6 +5416,12 @@
  * @NL80211_EXT_FEATURE_AP_PMKSA_CACHING: Driver/device supports PMKSA caching
  *	(set/del PMKSA operations) in AP mode.
  *
+ * @NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD: Driver supports
+ *	filtering of sched scan results using band specific RSSI thresholds.
+ *
+ * @NL80211_EXT_FEATURE_STA_TX_PWR: This driver supports controlling tx power
+ *	to a station.
+ *
  * @NUM_NL80211_EXT_FEATURES: number of extended features.
  * @MAX_NL80211_EXT_FEATURES: highest extended feature index.
  */
@@ -5384,6 +5463,9 @@
 	NL80211_EXT_FEATURE_ENABLE_FTM_RESPONDER,
 	NL80211_EXT_FEATURE_AIRTIME_FAIRNESS,
 	NL80211_EXT_FEATURE_AP_PMKSA_CACHING,
+	NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD,
+	NL80211_EXT_FEATURE_EXT_KEY_ID,
+	NL80211_EXT_FEATURE_STA_TX_PWR,
 
 	/* add new features before the definition below */
 	NUM_NL80211_EXT_FEATURES,
diff --git a/src/eap_common/eap_defs.h b/src/eap_common/eap_defs.h
index 54f26ca..bc3047c 100644
--- a/src/eap_common/eap_defs.h
+++ b/src/eap_common/eap_defs.h
@@ -92,6 +92,7 @@
 	EAP_TYPE_GPSK = 51 /* RFC 5433 */,
 	EAP_TYPE_PWD = 52 /* RFC 5931 */,
 	EAP_TYPE_EKE = 53 /* RFC 6124 */,
+	EAP_TYPE_TEAP = 55 /* RFC 7170 */,
 	EAP_TYPE_EXPANDED = 254 /* RFC 3748 */
 } EapType;
 
diff --git a/src/eap_common/eap_pwd_common.c b/src/eap_common/eap_pwd_common.c
index 6ca2c8b..2b2b8ef 100644
--- a/src/eap_common/eap_pwd_common.c
+++ b/src/eap_common/eap_pwd_common.c
@@ -9,6 +9,7 @@
 #include "includes.h"
 #include "common.h"
 #include "utils/const_time.h"
+#include "common/dragonfly.h"
 #include "crypto/sha256.h"
 #include "crypto/crypto.h"
 #include "eap_defs.h"
@@ -85,20 +86,11 @@
 }
 
 
-static int eap_pwd_suitable_group(u16 num)
-{
-	/* Do not allow ECC groups with prime under 256 bits based on guidance
-	 * for the similar design in SAE. */
-	return num == 19 || num == 20 || num == 21 ||
-		num == 28 || num == 29 || num == 30;
-}
-
-
 EAP_PWD_group * get_eap_pwd_group(u16 num)
 {
 	EAP_PWD_group *grp;
 
-	if (!eap_pwd_suitable_group(num)) {
+	if (!dragonfly_suitable_group(num, 1)) {
 		wpa_printf(MSG_INFO, "EAP-pwd: unsuitable group %u", num);
 		return NULL;
 	}
@@ -119,15 +111,6 @@
 }
 
 
-static void buf_shift_right(u8 *buf, size_t len, size_t bits)
-{
-	size_t i;
-	for (i = len - 1; i > 0; i--)
-		buf[i] = (buf[i - 1] << (8 - bits)) | (buf[i] >> bits);
-	buf[0] >>= bits;
-}
-
-
 /*
  * compute a "random" secret point on an elliptic curve based
  * on the password and identities.
@@ -138,23 +121,24 @@
 			     const u8 *id_peer, size_t id_peer_len,
 			     const u8 *token)
 {
-	struct crypto_bignum *qr = NULL, *qnr = NULL, *one = NULL;
-	struct crypto_bignum *qr_or_qnr = NULL;
+	struct crypto_bignum *qr = NULL, *qnr = NULL;
 	u8 qr_bin[MAX_ECC_PRIME_LEN];
 	u8 qnr_bin[MAX_ECC_PRIME_LEN];
 	u8 qr_or_qnr_bin[MAX_ECC_PRIME_LEN];
 	u8 x_bin[MAX_ECC_PRIME_LEN];
 	u8 prime_bin[MAX_ECC_PRIME_LEN];
-	struct crypto_bignum *tmp1 = NULL, *tmp2 = NULL, *pm1 = NULL;
+	struct crypto_bignum *tmp2 = NULL;
 	struct crypto_hash *hash;
 	unsigned char pwe_digest[SHA256_MAC_LEN], *prfbuf = NULL, ctr;
-	int ret = 0, check, res;
+	int ret = 0, res;
 	u8 found = 0; /* 0 (false) or 0xff (true) to be used as const_time_*
 		       * mask */
 	size_t primebytelen = 0, primebitlen;
 	struct crypto_bignum *x_candidate = NULL;
 	const struct crypto_bignum *prime;
-	u8 mask, found_ctr = 0, is_odd = 0;
+	u8 found_ctr = 0, is_odd = 0;
+	int cmp_prime;
+	unsigned int in_range;
 
 	if (grp->pwe)
 		return -1;
@@ -168,10 +152,7 @@
 				 primebytelen) < 0)
 		return -1;
 	grp->pwe = crypto_ec_point_init(grp->group);
-	tmp1 = crypto_bignum_init();
-	pm1 = crypto_bignum_init();
-	one = crypto_bignum_init_set((const u8 *) "\x01", 1);
-	if (!grp->pwe || !tmp1 || !pm1 || !one) {
+	if (!grp->pwe) {
 		wpa_printf(MSG_INFO, "EAP-pwd: unable to create bignums");
 		goto fail;
 	}
@@ -181,25 +162,10 @@
 			   "buffer");
 		goto fail;
 	}
-	if (crypto_bignum_sub(prime, one, pm1) < 0)
-		goto fail;
 
 	/* get a random quadratic residue and nonresidue */
-	while (!qr || !qnr) {
-		if (crypto_bignum_rand(tmp1, prime) < 0)
-			goto fail;
-		res = crypto_bignum_legendre(tmp1, prime);
-		if (!qr && res == 1) {
-			qr = tmp1;
-			tmp1 = crypto_bignum_init();
-		} else if (!qnr && res == -1) {
-			qnr = tmp1;
-			tmp1 = crypto_bignum_init();
-		}
-		if (!tmp1)
-			goto fail;
-	}
-	if (crypto_bignum_to_bin(qr, qr_bin, sizeof(qr_bin),
+	if (dragonfly_get_random_qr_qnr(prime, &qr, &qnr) < 0 ||
+	    crypto_bignum_to_bin(qr, qr_bin, sizeof(qr_bin),
 				 primebytelen) < 0 ||
 	    crypto_bignum_to_bin(qnr, qnr_bin, sizeof(qnr_bin),
 				 primebytelen) < 0)
@@ -241,8 +207,13 @@
 		if (primebitlen % 8)
 			buf_shift_right(prfbuf, primebytelen,
 					8 - primebitlen % 8);
-		if (const_time_memcmp(prfbuf, prime_bin, primebytelen) >= 0)
-			continue;
+		cmp_prime = const_time_memcmp(prfbuf, prime_bin, primebytelen);
+		/* Create a const_time mask for selection based on prf result
+		 * being smaller than prime. */
+		in_range = const_time_fill_msb((unsigned int) cmp_prime);
+		/* The algorithm description would skip the next steps if
+		 * cmp_prime >= 0, but go through them regardless to minimize
+		 * externally observable differences in behavior. */
 
 		crypto_bignum_deinit(x_candidate, 1);
 		x_candidate = crypto_bignum_init_set(prfbuf, primebytelen);
@@ -267,46 +238,16 @@
 		if (!tmp2)
 			goto fail;
 
-		/*
-		 * mask tmp2 so doing legendre won't leak timing info
-		 *
-		 * tmp1 is a random number between 1 and p-1
-		 */
-		if (crypto_bignum_rand(tmp1, pm1) < 0 ||
-		    crypto_bignum_mulmod(tmp2, tmp1, prime, tmp2) < 0 ||
-		    crypto_bignum_mulmod(tmp2, tmp1, prime, tmp2) < 0)
+		res = dragonfly_is_quadratic_residue_blind(grp->group, qr_bin,
+							   qnr_bin, tmp2);
+		if (res < 0)
 			goto fail;
-
-		/*
-		 * Now tmp2 (y^2) is masked, all values between 1 and p-1
-		 * are equally probable. Multiplying by r^2 does not change
-		 * whether or not tmp2 is a quadratic residue, just masks it.
-		 *
-		 * Flip a coin, multiply by the random quadratic residue or the
-		 * random quadratic nonresidue and record heads or tails.
-		 */
-		mask = const_time_eq_u8(crypto_bignum_is_odd(tmp1), 1);
-		check = const_time_select_s8(mask, 1, -1);
-		const_time_select_bin(mask, qr_bin, qnr_bin, primebytelen,
-				      qr_or_qnr_bin);
-		crypto_bignum_deinit(qr_or_qnr, 1);
-		qr_or_qnr = crypto_bignum_init_set(qr_or_qnr_bin, primebytelen);
-		if (!qr_or_qnr ||
-		    crypto_bignum_mulmod(tmp2, qr_or_qnr, prime, tmp2) < 0)
-			goto fail;
-
-		/*
-		 * Now it's safe to do legendre, if check is 1 then it's
-		 * a straightforward test (multiplying by qr does not
-		 * change result), if check is -1 then it's the opposite test
-		 * (multiplying a qr by qnr would make a qnr).
-		 */
-		res = crypto_bignum_legendre(tmp2, prime);
-		if (res == -2)
-			goto fail;
-		mask = const_time_eq(res, check);
 		found_ctr = const_time_select_u8(found, found_ctr, ctr);
-		found |= mask;
+		/* found is 0 or 0xff here and res is 0 or 1. Bitwise OR of them
+		 * (with res converted to 0/0xff and masked with prf being below
+		 * prime) handles this in constant time.
+		 */
+		found |= (res & in_range) * 0xff;
 	}
 	if (found == 0) {
 		wpa_printf(MSG_INFO,
@@ -347,13 +288,9 @@
 	}
 	/* cleanliness and order.... */
 	crypto_bignum_deinit(x_candidate, 1);
-	crypto_bignum_deinit(pm1, 0);
-	crypto_bignum_deinit(tmp1, 1);
 	crypto_bignum_deinit(tmp2, 1);
 	crypto_bignum_deinit(qr, 1);
 	crypto_bignum_deinit(qnr, 1);
-	crypto_bignum_deinit(qr_or_qnr, 1);
-	crypto_bignum_deinit(one, 0);
 	bin_clear_free(prfbuf, primebytelen);
 	os_memset(qr_bin, 0, sizeof(qr_bin));
 	os_memset(qnr_bin, 0, sizeof(qnr_bin));
@@ -507,25 +444,6 @@
 			  struct crypto_bignum *_mask,
 			  struct crypto_bignum *scalar)
 {
-	const struct crypto_bignum *order;
-	int count;
-
-	order = crypto_ec_get_order(group->group);
-
-	/* Select two random values rand,mask such that 1 < rand,mask < r and
-	 * rand + mask mod r > 1. */
-	for (count = 0; count < 100; count++) {
-		if (crypto_bignum_rand(_rand, order) == 0 &&
-		    !crypto_bignum_is_zero(_rand) &&
-		    crypto_bignum_rand(_mask, order) == 0 &&
-		    !crypto_bignum_is_zero(_mask) &&
-		    crypto_bignum_add(_rand, _mask, scalar) == 0 &&
-		    crypto_bignum_mod(scalar, order, scalar) == 0 &&
-		    !crypto_bignum_is_zero(scalar) &&
-		    !crypto_bignum_is_one(scalar))
-			return 0;
-	}
-
-	wpa_printf(MSG_INFO, "EAP-pwd: unable to get randomness");
-	return -1;
+	return dragonfly_generate_scalar(crypto_ec_get_order(group->group),
+					 _rand, _mask, scalar);
 }
diff --git a/src/eap_common/eap_sake_common.c b/src/eap_common/eap_sake_common.c
index 8819541..8ee9e32 100644
--- a/src/eap_common/eap_sake_common.c
+++ b/src/eap_common/eap_sake_common.c
@@ -1,6 +1,6 @@
 /*
  * EAP server/peer: EAP-SAKE shared routines
- * Copyright (c) 2006-2007, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2006-2019, Jouni Malinen <j@w1.fi>
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -201,14 +201,15 @@
  * @data2_len: Length of the data2
  * @buf: Buffer for the generated pseudo-random key
  * @buf_len: Number of bytes of key to generate
+ * Returns: 0 on success or -1 on failure
  *
  * This function is used to derive new, cryptographically separate keys from a
  * given key (e.g., SMS). This is identical to the PRF used in IEEE 802.11i.
  */
-static void eap_sake_kdf(const u8 *key, size_t key_len, const char *label,
-			 const u8 *data, size_t data_len,
-			 const u8 *data2, size_t data2_len,
-			 u8 *buf, size_t buf_len)
+static int eap_sake_kdf(const u8 *key, size_t key_len, const char *label,
+			const u8 *data, size_t data_len,
+			const u8 *data2, size_t data2_len,
+			u8 *buf, size_t buf_len)
 {
 	u8 counter = 0;
 	size_t pos, plen;
@@ -230,17 +231,21 @@
 	while (pos < buf_len) {
 		plen = buf_len - pos;
 		if (plen >= SHA1_MAC_LEN) {
-			hmac_sha1_vector(key, key_len, 4, addr, len,
-					 &buf[pos]);
+			if (hmac_sha1_vector(key, key_len, 4, addr, len,
+					     &buf[pos]) < 0)
+				return -1;
 			pos += SHA1_MAC_LEN;
 		} else {
-			hmac_sha1_vector(key, key_len, 4, addr, len,
-					 hash);
+			if (hmac_sha1_vector(key, key_len, 4, addr, len,
+					     hash) < 0)
+				return -1;
 			os_memcpy(&buf[pos], hash, plen);
 			break;
 		}
 		counter++;
 	}
+
+	return 0;
 }
 
 
@@ -253,12 +258,13 @@
  * @tek: Buffer for Temporary EAK Keys (TEK-Auth[16] | TEK-Cipher[16])
  * @msk: Buffer for 64-byte MSK
  * @emsk: Buffer for 64-byte EMSK
+ * Returns: 0 on success or -1 on failure
  *
  * This function derives EAP-SAKE keys as defined in RFC 4763, section 3.2.6.
  */
-void eap_sake_derive_keys(const u8 *root_secret_a, const u8 *root_secret_b,
-			  const u8 *rand_s, const u8 *rand_p, u8 *tek, u8 *msk,
-			  u8 *emsk)
+int eap_sake_derive_keys(const u8 *root_secret_a, const u8 *root_secret_b,
+			 const u8 *rand_s, const u8 *rand_p, u8 *tek, u8 *msk,
+			 u8 *emsk)
 {
 	u8 sms_a[EAP_SAKE_SMS_LEN];
 	u8 sms_b[EAP_SAKE_SMS_LEN];
@@ -268,14 +274,16 @@
 
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: Root-Secret-A",
 			root_secret_a, EAP_SAKE_ROOT_SECRET_LEN);
-	eap_sake_kdf(root_secret_a, EAP_SAKE_ROOT_SECRET_LEN,
-		     "SAKE Master Secret A",
-		     rand_p, EAP_SAKE_RAND_LEN, rand_s, EAP_SAKE_RAND_LEN,
-		     sms_a, EAP_SAKE_SMS_LEN);
+	if (eap_sake_kdf(root_secret_a, EAP_SAKE_ROOT_SECRET_LEN,
+			 "SAKE Master Secret A",
+			 rand_p, EAP_SAKE_RAND_LEN, rand_s, EAP_SAKE_RAND_LEN,
+			 sms_a, EAP_SAKE_SMS_LEN) < 0)
+		return -1;
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: SMS-A", sms_a, EAP_SAKE_SMS_LEN);
-	eap_sake_kdf(sms_a, EAP_SAKE_SMS_LEN, "Transient EAP Key",
-		     rand_s, EAP_SAKE_RAND_LEN, rand_p, EAP_SAKE_RAND_LEN,
-		     tek, EAP_SAKE_TEK_LEN);
+	if (eap_sake_kdf(sms_a, EAP_SAKE_SMS_LEN, "Transient EAP Key",
+			 rand_s, EAP_SAKE_RAND_LEN, rand_p, EAP_SAKE_RAND_LEN,
+			 tek, EAP_SAKE_TEK_LEN) < 0)
+		return -1;
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: TEK-Auth",
 			tek, EAP_SAKE_TEK_AUTH_LEN);
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: TEK-Cipher",
@@ -283,18 +291,21 @@
 
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: Root-Secret-B",
 			root_secret_b, EAP_SAKE_ROOT_SECRET_LEN);
-	eap_sake_kdf(root_secret_b, EAP_SAKE_ROOT_SECRET_LEN,
-		     "SAKE Master Secret B",
-		     rand_p, EAP_SAKE_RAND_LEN, rand_s, EAP_SAKE_RAND_LEN,
-		     sms_b, EAP_SAKE_SMS_LEN);
+	if (eap_sake_kdf(root_secret_b, EAP_SAKE_ROOT_SECRET_LEN,
+			 "SAKE Master Secret B",
+			 rand_p, EAP_SAKE_RAND_LEN, rand_s, EAP_SAKE_RAND_LEN,
+			 sms_b, EAP_SAKE_SMS_LEN) < 0)
+		return -1;
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: SMS-B", sms_b, EAP_SAKE_SMS_LEN);
-	eap_sake_kdf(sms_b, EAP_SAKE_SMS_LEN, "Master Session Key",
-		     rand_s, EAP_SAKE_RAND_LEN, rand_p, EAP_SAKE_RAND_LEN,
-		     key_buf, sizeof(key_buf));
+	if (eap_sake_kdf(sms_b, EAP_SAKE_SMS_LEN, "Master Session Key",
+			 rand_s, EAP_SAKE_RAND_LEN, rand_p, EAP_SAKE_RAND_LEN,
+			 key_buf, sizeof(key_buf)) < 0)
+		return -1;
 	os_memcpy(msk, key_buf, EAP_MSK_LEN);
 	os_memcpy(emsk, key_buf + EAP_MSK_LEN, EAP_EMSK_LEN);
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: MSK", msk, EAP_MSK_LEN);
 	wpa_hexdump_key(MSG_DEBUG, "EAP-SAKE: EMSK", emsk, EAP_EMSK_LEN);
+	return 0;
 }
 
 
@@ -312,6 +323,7 @@
  * @eap_len: EAP packet length
  * @mic_pos: MIC position in the EAP packet (must be [eap .. eap + eap_len])
  * @mic: Buffer for the computed 16-byte MIC
+ * Returns: 0 on success or -1 on failure
  */
 int eap_sake_compute_mic(const u8 *tek_auth,
 			 const u8 *rand_s, const u8 *rand_p,
@@ -323,6 +335,7 @@
 	u8 _rand[2 * EAP_SAKE_RAND_LEN];
 	u8 *tmp, *pos;
 	size_t tmplen;
+	int ret;
 
 	tmplen = serverid_len + 1 + peerid_len + 1 + eap_len;
 	tmp = os_malloc(tmplen);
@@ -364,14 +377,14 @@
 	os_memcpy(pos, eap, eap_len);
 	os_memset(pos + (mic_pos - eap), 0, EAP_SAKE_MIC_LEN);
 
-	eap_sake_kdf(tek_auth, EAP_SAKE_TEK_AUTH_LEN,
-		     peer ? "Peer MIC" : "Server MIC",
-		     _rand, 2 * EAP_SAKE_RAND_LEN, tmp, tmplen,
-		     mic, EAP_SAKE_MIC_LEN);
+	ret = eap_sake_kdf(tek_auth, EAP_SAKE_TEK_AUTH_LEN,
+			   peer ? "Peer MIC" : "Server MIC",
+			   _rand, 2 * EAP_SAKE_RAND_LEN, tmp, tmplen,
+			   mic, EAP_SAKE_MIC_LEN);
 
 	os_free(tmp);
 
-	return 0;
+	return ret;
 }
 
 
diff --git a/src/eap_common/eap_sake_common.h b/src/eap_common/eap_sake_common.h
index 9e1e757..a817a35 100644
--- a/src/eap_common/eap_sake_common.h
+++ b/src/eap_common/eap_sake_common.h
@@ -1,6 +1,6 @@
 /*
  * EAP server/peer: EAP-SAKE shared routines
- * Copyright (c) 2006-2007, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2006-2019, Jouni Malinen <j@w1.fi>
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -81,9 +81,9 @@
 
 int eap_sake_parse_attributes(const u8 *buf, size_t len,
 			      struct eap_sake_parse_attr *attr);
-void eap_sake_derive_keys(const u8 *root_secret_a, const u8 *root_secret_b,
-			  const u8 *rand_s, const u8 *rand_p,
-			  u8 *tek, u8 *msk, u8 *emsk);
+int eap_sake_derive_keys(const u8 *root_secret_a, const u8 *root_secret_b,
+			 const u8 *rand_s, const u8 *rand_p,
+			 u8 *tek, u8 *msk, u8 *emsk);
 int eap_sake_compute_mic(const u8 *tek_auth,
 			 const u8 *rand_s, const u8 *rand_p,
 			 const u8 *serverid, size_t serverid_len,
diff --git a/src/eap_common/eap_sim_common.c b/src/eap_common/eap_sim_common.c
index 6290c35..1e0f808 100644
--- a/src/eap_common/eap_sim_common.c
+++ b/src/eap_common/eap_sim_common.c
@@ -945,10 +945,15 @@
 	if (decrypted == NULL)
 		return NULL;
 
+#ifdef TEST_FUZZ
+		wpa_printf(MSG_INFO,
+			   "TEST: Skip AES-128-CBC decryption for fuzz testing");
+#else /* TEST_FUZZ */
 	if (aes_128_cbc_decrypt(k_encr, iv, decrypted, encr_data_len)) {
 		os_free(decrypted);
 		return NULL;
 	}
+#endif /* TEST_FUZZ */
 	wpa_hexdump(MSG_MSGDUMP, "EAP-SIM: Decrypted AT_ENCR_DATA",
 		    decrypted, encr_data_len);
 
@@ -1203,3 +1208,19 @@
 		}
 	}
 }
+
+
+int eap_sim_anonymous_username(const u8 *id, size_t id_len)
+{
+	static const char *anonymous_id_prefix = "anonymous@";
+	size_t anonymous_id_len = os_strlen(anonymous_id_prefix);
+
+	if (id_len > anonymous_id_len &&
+	    os_memcmp(id, anonymous_id_prefix, anonymous_id_len) == 0)
+		return 1; /* 'anonymous@realm' */
+
+	if (id_len > 1 && id[0] == '@')
+		return 1; /* '@realm' */
+
+	return 0;
+}
diff --git a/src/eap_common/eap_sim_common.h b/src/eap_common/eap_sim_common.h
index daeb0e2..7142b94 100644
--- a/src/eap_common/eap_sim_common.h
+++ b/src/eap_common/eap_sim_common.h
@@ -226,5 +226,6 @@
 			     int attr_pad);
 
 void eap_sim_report_notification(void *msg_ctx, int notification, int aka);
+int eap_sim_anonymous_username(const u8 *id, size_t id_len);
 
 #endif /* EAP_SIM_COMMON_H */
diff --git a/src/eap_common/eap_teap_common.c b/src/eap_common/eap_teap_common.c
new file mode 100644
index 0000000..fbca1b5
--- /dev/null
+++ b/src/eap_common/eap_teap_common.c
@@ -0,0 +1,698 @@
+/*
+ * EAP-TEAP common helper functions (RFC 7170)
+ * Copyright (c) 2008-2019, 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 "crypto/sha1.h"
+#include "crypto/sha256.h"
+#include "crypto/sha384.h"
+#include "crypto/tls.h"
+#include "eap_defs.h"
+#include "eap_teap_common.h"
+
+
+void eap_teap_put_tlv_hdr(struct wpabuf *buf, u16 type, u16 len)
+{
+	struct teap_tlv_hdr hdr;
+
+	hdr.tlv_type = host_to_be16(type);
+	hdr.length = host_to_be16(len);
+	wpabuf_put_data(buf, &hdr, sizeof(hdr));
+}
+
+
+void eap_teap_put_tlv(struct wpabuf *buf, u16 type, const void *data, u16 len)
+{
+	eap_teap_put_tlv_hdr(buf, type, len);
+	wpabuf_put_data(buf, data, len);
+}
+
+
+void eap_teap_put_tlv_buf(struct wpabuf *buf, u16 type,
+			  const struct wpabuf *data)
+{
+	eap_teap_put_tlv_hdr(buf, type, wpabuf_len(data));
+	wpabuf_put_buf(buf, data);
+}
+
+
+struct wpabuf * eap_teap_tlv_eap_payload(struct wpabuf *buf)
+{
+	struct wpabuf *e;
+
+	if (!buf)
+		return NULL;
+
+	/* Encapsulate EAP packet in EAP-Payload TLV */
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add EAP-Payload TLV");
+	e = wpabuf_alloc(sizeof(struct teap_tlv_hdr) + wpabuf_len(buf));
+	if (!e) {
+		wpa_printf(MSG_ERROR,
+			   "EAP-TEAP: Failed to allocate memory for TLV encapsulation");
+		wpabuf_free(buf);
+		return NULL;
+	}
+	eap_teap_put_tlv_buf(e, TEAP_TLV_MANDATORY | TEAP_TLV_EAP_PAYLOAD, buf);
+	wpabuf_free(buf);
+
+	/* TODO: followed by optional TLVs associated with the EAP packet */
+
+	return e;
+}
+
+
+static int eap_teap_tls_prf(const u8 *secret, size_t secret_len,
+			    const char *label, const u8 *seed, size_t seed_len,
+			    u8 *out, size_t outlen)
+{
+	/* TODO: TLS-PRF for TLSv1.3 */
+	return tls_prf_sha256(secret, secret_len, label, seed, seed_len,
+			      out, outlen);
+}
+
+
+int eap_teap_derive_eap_msk(const u8 *simck, u8 *msk)
+{
+	/*
+	 * RFC 7170, Section 5.4: EAP Master Session Key Generation
+	 * MSK = TLS-PRF(S-IMCK[j], "Session Key Generating Function", 64)
+	 */
+
+	if (eap_teap_tls_prf(simck, EAP_TEAP_SIMCK_LEN,
+			     "Session Key Generating Function", (u8 *) "", 0,
+			     msk, EAP_TEAP_KEY_LEN) < 0)
+		return -1;
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: Derived key (MSK)",
+			msk, EAP_TEAP_KEY_LEN);
+	return 0;
+}
+
+
+int eap_teap_derive_eap_emsk(const u8 *simck, u8 *emsk)
+{
+	/*
+	 * RFC 7170, Section 5.4: EAP Master Session Key Generation
+	 * EMSK = TLS-PRF(S-IMCK[j],
+	 *        "Extended Session Key Generating Function", 64)
+	 */
+
+	if (eap_teap_tls_prf(simck, EAP_TEAP_SIMCK_LEN,
+			     "Extended Session Key Generating Function",
+			     (u8 *) "", 0, emsk, EAP_EMSK_LEN) < 0)
+		return -1;
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: Derived key (EMSK)",
+			emsk, EAP_EMSK_LEN);
+	return 0;
+}
+
+
+int eap_teap_derive_cmk_basic_pw_auth(const u8 *s_imck_msk, u8 *cmk)
+{
+	u8 imsk[32], imck[EAP_TEAP_IMCK_LEN];
+	int res;
+
+	/* FIX: The Basic-Password-Auth (i.e., no inner EAP) case is
+	 * not fully defined in RFC 7170, so this CMK derivation may
+	 * need to be changed if a fixed definition is eventually
+	 * published. For now, derive CMK[0] based on S-IMCK[0] and
+	 * IMSK of 32 octets of zeros. */
+	os_memset(imsk, 0, 32);
+	res = eap_teap_tls_prf(s_imck_msk, EAP_TEAP_SIMCK_LEN,
+			       "Inner Methods Compound Keys",
+			       imsk, 32, imck, sizeof(imck));
+	if (res < 0)
+		return -1;
+	os_memcpy(cmk, &imck[EAP_TEAP_SIMCK_LEN], EAP_TEAP_CMK_LEN);
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: CMK[no-inner-EAP]",
+			cmk, EAP_TEAP_CMK_LEN);
+	forced_memzero(imck, sizeof(imck));
+	return 0;
+}
+
+
+int eap_teap_derive_imck(const u8 *prev_s_imck_msk, const u8 *prev_s_imck_emsk,
+			 const u8 *msk, size_t msk_len,
+			 const u8 *emsk, size_t emsk_len,
+			 u8 *s_imck_msk, u8 *cmk_msk,
+			 u8 *s_imck_emsk, u8 *cmk_emsk)
+{
+	u8 imsk[64], imck[EAP_TEAP_IMCK_LEN];
+	int res;
+
+	/*
+	 * RFC 7170, Section 5.2:
+	 * IMSK = First 32 octets of TLS-PRF(EMSK, "TEAPbindkey@ietf.org" |
+	 *                                   "\0" | 64)
+	 * (if EMSK is not available, MSK is used instead; if neither is
+	 * available, IMSK is 32 octets of zeros; MSK is truncated to 32 octets
+	 * or padded to 32 octets, if needed)
+	 * (64 is encoded as a 2-octet field in network byte order)
+	 *
+	 * S-IMCK[0] = session_key_seed
+	 * IMCK[j] = TLS-PRF(S-IMCK[j-1], "Inner Methods Compound Keys",
+	 *                   IMSK[j], 60)
+	 * S-IMCK[j] = first 40 octets of IMCK[j]
+	 * CMK[j] = last 20 octets of IMCK[j]
+	 */
+
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: MSK[j]", msk, msk_len);
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: EMSK[j]", emsk, emsk_len);
+
+	if (emsk && emsk_len > 0) {
+		u8 context[3];
+
+		context[0] = 0;
+		context[1] = 0;
+		context[2] = 64;
+		if (eap_teap_tls_prf(emsk, emsk_len, "TEAPbindkey@ietf.org",
+				     context, sizeof(context), imsk, 64) < 0)
+			return -1;
+
+		wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: IMSK from EMSK",
+				imsk, 32);
+
+		res = eap_teap_tls_prf(prev_s_imck_emsk, EAP_TEAP_SIMCK_LEN,
+				       "Inner Methods Compound Keys",
+				       imsk, 32, imck, EAP_TEAP_IMCK_LEN);
+		forced_memzero(imsk, sizeof(imsk));
+		if (res < 0)
+			return -1;
+
+		os_memcpy(s_imck_emsk, imck, EAP_TEAP_SIMCK_LEN);
+		wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: EMSK S-IMCK[j]",
+				s_imck_emsk, EAP_TEAP_SIMCK_LEN);
+		os_memcpy(cmk_emsk, &imck[EAP_TEAP_SIMCK_LEN],
+			  EAP_TEAP_CMK_LEN);
+		wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: EMSK CMK[j]",
+				cmk_emsk, EAP_TEAP_CMK_LEN);
+		forced_memzero(imck, EAP_TEAP_IMCK_LEN);
+	}
+
+	if (msk && msk_len > 0) {
+		size_t copy_len = msk_len;
+
+		os_memset(imsk, 0, 32); /* zero pad, if needed */
+		if (copy_len > 32)
+			copy_len = 32;
+		os_memcpy(imsk, msk, copy_len);
+		wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: IMSK from MSK", imsk, 32);
+	} else {
+		os_memset(imsk, 0, 32);
+		wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: Zero IMSK", imsk, 32);
+	}
+
+	res = eap_teap_tls_prf(prev_s_imck_msk, EAP_TEAP_SIMCK_LEN,
+			       "Inner Methods Compound Keys",
+			       imsk, 32, imck, EAP_TEAP_IMCK_LEN);
+	forced_memzero(imsk, sizeof(imsk));
+	if (res < 0)
+		return -1;
+
+	os_memcpy(s_imck_msk, imck, EAP_TEAP_SIMCK_LEN);
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: MSK S-IMCK[j]",
+			s_imck_msk, EAP_TEAP_SIMCK_LEN);
+	os_memcpy(cmk_msk, &imck[EAP_TEAP_SIMCK_LEN], EAP_TEAP_CMK_LEN);
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: MSK CMK[j]",
+			cmk_msk, EAP_TEAP_CMK_LEN);
+	forced_memzero(imck, EAP_TEAP_IMCK_LEN);
+
+	return 0;
+}
+
+
+static int tls_cipher_suite_match(const u16 *list, size_t count, u16 cs)
+{
+	size_t i;
+
+	for (i = 0; i < count; i++) {
+		if (list[i] == cs)
+			return 1;
+	}
+
+	return 0;
+}
+
+
+static int tls_cipher_suite_mac_sha1(u16 cs)
+{
+	static const u16 sha1_cs[] = {
+		0x0005, 0x0007, 0x000a, 0x000d, 0x0010, 0x0013, 0x0016, 0x001b,
+		0x002f, 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036,
+		0x0037, 0x0038, 0x0039, 0x003a, 0x0041, 0x0042, 0x0043, 0x0044,
+		0x0045, 0x0046, 0x0084, 0x0085, 0x0086, 0x0087, 0x0088, 0x0089,
+		0x008a, 0x008b, 0x008c, 0x008d, 0x008e, 0x008f, 0x0090, 0x0091,
+		0x0092, 0x0093, 0x0094, 0x0095, 0x0096, 0x0097, 0x0098, 0x0099,
+		0x009a, 0x009b,
+		0xc002, 0xc003, 0xc004, 0xc005, 0xc007, 0xc008, 0xc009, 0xc009,
+		0xc00a, 0xc00c, 0xc00d, 0xc00e, 0xc00f, 0xc011, 0xc012, 0xc013,
+		0xc014, 0xc016, 0xc017, 0xc018, 0xc019, 0xc01a, 0xc01b, 0xc01c,
+		0xc014, 0xc01e, 0xc01f, 0xc020, 0xc021, 0xc022, 0xc033, 0xc034,
+		0xc035, 0xc036
+	};
+
+	return tls_cipher_suite_match(sha1_cs, ARRAY_SIZE(sha1_cs), cs);
+}
+
+
+static int tls_cipher_suite_mac_sha256(u16 cs)
+{
+	static const u16 sha256_cs[] = {
+		0x003c, 0x003d, 0x003e, 0x003f, 0x0040, 0x0067, 0x0068, 0x0069,
+		0x006a, 0x006b, 0x006c, 0x006d, 0x009c, 0x009e, 0x00a0, 0x00a2,
+		0x00a4, 0x00a6, 0x00a8, 0x00aa, 0x00ac, 0x00ae, 0x00b2, 0x00b6,
+		0x00ba, 0x00bb, 0x00bc, 0x00bd, 0x00be, 0x00bd, 0x00be, 0x00be,
+		0x00bf, 0x00bf, 0x00c0, 0x00c1, 0x00c2, 0x00c3, 0x00c4, 0x00c5,
+		0x1301, 0x1303, 0x1304, 0x1305,
+		0xc023, 0xc025, 0xc027, 0xc029, 0xc02b, 0xc02d, 0xc02f, 0xc031,
+		0xc037, 0xc03c, 0xc03e, 0xc040, 0xc040, 0xc042, 0xc044, 0xc046,
+		0xc048, 0xc04a, 0xc04c, 0xc04e, 0xc050, 0xc052, 0xc054, 0xc056,
+		0xc058, 0xc05a, 0xc05c, 0xc05e, 0xc060, 0xc062, 0xc064, 0xc066,
+		0xc068, 0xc06a, 0xc06c, 0xc06e, 0xc070, 0xc072, 0xc074, 0xc076,
+		0xc078, 0xc07a, 0xc07c, 0xc07e, 0xc080, 0xc082, 0xc084, 0xc086,
+		0xc088, 0xc08a, 0xc08c, 0xc08e, 0xc090, 0xc092, 0xc094, 0xc096,
+		0xc098, 0xc09a, 0xc0b0, 0xc0b2, 0xc0b4,
+		0xcca8, 0xcca9, 0xccaa, 0xccab, 0xccac, 0xccad, 0xccae,
+		0xd001, 0xd003, 0xd005
+	};
+
+	return tls_cipher_suite_match(sha256_cs, ARRAY_SIZE(sha256_cs), cs);
+}
+
+
+static int tls_cipher_suite_mac_sha384(u16 cs)
+{
+	static const u16 sha384_cs[] = {
+		0x009d, 0x009f, 0x00a1, 0x00a3, 0x00a5, 0x00a7, 0x00a9, 0x00ab,
+		0x00ad, 0x00af, 0x00b3, 0x00b7, 0x1302,
+		0xc024, 0xc026, 0xc028, 0xc02a, 0xc02c, 0xc02e, 0xc030, 0xc032,
+		0xc038, 0xc03d, 0xc03f, 0xc041, 0xc043, 0xc045, 0xc047, 0xc049,
+		0xc04b, 0xc04d, 0xc04f, 0xc051, 0xc053, 0xc055, 0xc057, 0xc059,
+		0xc05b, 0xc05d, 0xc05f, 0xc061, 0xc063, 0xc065, 0xc067, 0xc069,
+		0xc06b, 0xc06d, 0xc06f, 0xc071, 0xc073, 0xc075, 0xc077, 0xc079,
+		0xc07b, 0xc07d, 0xc07f, 0xc081, 0xc083, 0xc085, 0xc087, 0xc089,
+		0xc08b, 0xc08d, 0xc08f, 0xc091, 0xc093, 0xc095, 0xc097, 0xc099,
+		0xc09b, 0xc0b1, 0xc0b3, 0xc0b5,
+		0xd002
+	};
+
+	return tls_cipher_suite_match(sha384_cs, ARRAY_SIZE(sha384_cs), cs);
+}
+
+
+static int eap_teap_tls_mac(u16 tls_cs, const u8 *cmk, size_t cmk_len,
+			    const u8 *buffer, size_t buffer_len,
+			    u8 *mac, size_t mac_len)
+{
+	int res;
+	u8 tmp[48];
+
+	os_memset(tmp, 0, sizeof(tmp));
+	os_memset(mac, 0, mac_len);
+
+	if (tls_cipher_suite_mac_sha1(tls_cs)) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: MAC algorithm: HMAC-SHA1");
+		res = hmac_sha1(cmk, cmk_len, buffer, buffer_len, tmp);
+	} else if (tls_cipher_suite_mac_sha256(tls_cs)) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: MAC algorithm: HMAC-SHA256");
+		res = hmac_sha256(cmk, cmk_len, buffer, buffer_len, tmp);
+	} else if (tls_cipher_suite_mac_sha384(tls_cs)) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: MAC algorithm: HMAC-SHA384");
+		res = hmac_sha384(cmk, cmk_len, buffer, buffer_len, tmp);
+	} else {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Unsupported TLS cipher suite 0x%04x",
+			   tls_cs);
+		res = -1;
+	}
+	if (res < 0)
+		return res;
+
+	/* FIX: RFC 7170 does not describe how to handle truncation of the
+	 * Compound MAC or if the fields are supposed to be of variable length
+	 * based on the negotiated TLS cipher suite (they are defined as having
+	 * fixed size of 20 octets in the TLV description) */
+	if (mac_len > sizeof(tmp))
+		mac_len = sizeof(tmp);
+	os_memcpy(mac, tmp, mac_len);
+	return 0;
+}
+
+
+int eap_teap_compound_mac(u16 tls_cs, const struct teap_tlv_crypto_binding *cb,
+			  const struct wpabuf *server_outer_tlvs,
+			  const struct wpabuf *peer_outer_tlvs,
+			  const u8 *cmk, u8 *compound_mac)
+{
+	u8 *pos, *buffer;
+	size_t bind_len, buffer_len;
+	struct teap_tlv_crypto_binding *tmp_cb;
+	int res;
+
+	/* RFC 7170, Section 5.3 */
+	bind_len = sizeof(struct teap_tlv_hdr) + be_to_host16(cb->length);
+	buffer_len = bind_len + 1;
+	if (server_outer_tlvs)
+		buffer_len += wpabuf_len(server_outer_tlvs);
+	if (peer_outer_tlvs)
+		buffer_len += wpabuf_len(peer_outer_tlvs);
+	buffer = os_malloc(buffer_len);
+	if (!buffer)
+		return -1;
+
+	pos = buffer;
+	/* 1. The entire Crypto-Binding TLV attribute with both the EMSK and MSK
+	 * Compound MAC fields zeroed out. */
+	os_memcpy(pos, cb, bind_len);
+	pos += bind_len;
+	tmp_cb = (struct teap_tlv_crypto_binding *) buffer;
+	os_memset(tmp_cb->emsk_compound_mac, 0, EAP_TEAP_COMPOUND_MAC_LEN);
+	os_memset(tmp_cb->msk_compound_mac, 0, EAP_TEAP_COMPOUND_MAC_LEN);
+
+	/* 2. The EAP Type sent by the other party in the first TEAP message. */
+	/* This is supposed to be the EAP Type sent by the other party in the
+	 * first TEAP message, but since we cannot get here without having
+	 * successfully negotiated use of TEAP, this can only be the fixed EAP
+	 * Type of TEAP. */
+	*pos++ = EAP_TYPE_TEAP;
+
+	/* 3. All the Outer TLVs from the first TEAP message sent by EAP server
+	 * to peer. */
+	if (server_outer_tlvs) {
+		os_memcpy(pos, wpabuf_head(server_outer_tlvs),
+			  wpabuf_len(server_outer_tlvs));
+		pos += wpabuf_len(server_outer_tlvs);
+	}
+
+	/* 4. All the Outer TLVs from the first TEAP message sent by the peer to
+	 * the EAP server. */
+	if (peer_outer_tlvs) {
+		os_memcpy(pos, wpabuf_head(peer_outer_tlvs),
+			  wpabuf_len(peer_outer_tlvs));
+		pos += wpabuf_len(peer_outer_tlvs);
+	}
+
+	buffer_len = pos - buffer;
+
+	wpa_hexdump_key(MSG_MSGDUMP,
+			"EAP-TEAP: CMK for Compound MAC calculation",
+			cmk, EAP_TEAP_CMK_LEN);
+	wpa_hexdump(MSG_MSGDUMP,
+		    "EAP-TEAP: BUFFER for Compound MAC calculation",
+		    buffer, buffer_len);
+	res = eap_teap_tls_mac(tls_cs, cmk, EAP_TEAP_CMK_LEN,
+			       buffer, buffer_len,
+			       compound_mac, EAP_TEAP_COMPOUND_MAC_LEN);
+	os_free(buffer);
+
+	return res;
+}
+
+
+int eap_teap_parse_tlv(struct eap_teap_tlv_parse *tlv,
+		       int tlv_type, u8 *pos, size_t len)
+{
+	switch (tlv_type) {
+	case TEAP_TLV_RESULT:
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Result TLV", pos, len);
+		if (tlv->result) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one Result TLV in the message");
+			tlv->result = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		if (len < 2) {
+			wpa_printf(MSG_INFO, "EAP-TEAP: Too short Result TLV");
+			tlv->result = TEAP_STATUS_FAILURE;
+			break;
+		}
+		tlv->result = WPA_GET_BE16(pos);
+		if (tlv->result != TEAP_STATUS_SUCCESS &&
+		    tlv->result != TEAP_STATUS_FAILURE) {
+			wpa_printf(MSG_INFO, "EAP-TEAP: Unknown Result %d",
+				   tlv->result);
+			tlv->result = TEAP_STATUS_FAILURE;
+		}
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Result: %s",
+			   tlv->result == TEAP_STATUS_SUCCESS ?
+			   "Success" : "Failure");
+		break;
+	case TEAP_TLV_NAK:
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: NAK TLV", pos, len);
+		if (len < 6) {
+			wpa_printf(MSG_INFO, "EAP-TEAP: Too short NAK TLV");
+			tlv->result = TEAP_STATUS_FAILURE;
+			break;
+		}
+		tlv->nak = pos;
+		tlv->nak_len = len;
+		break;
+	case TEAP_TLV_REQUEST_ACTION:
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Request-Action TLV",
+			    pos, len);
+		if (tlv->request_action) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one Request-Action TLV in the message");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		if (len < 2) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Too short Request-Action TLV");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			break;
+		}
+		tlv->request_action_status = pos[0];
+		tlv->request_action = pos[1];
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Request-Action: Status=%u Action=%u",
+			   tlv->request_action_status, tlv->request_action);
+		break;
+	case TEAP_TLV_EAP_PAYLOAD:
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: EAP-Payload TLV",
+			    pos, len);
+		if (tlv->eap_payload_tlv) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one EAP-Payload TLV in the message");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		tlv->eap_payload_tlv = pos;
+		tlv->eap_payload_tlv_len = len;
+		break;
+	case TEAP_TLV_INTERMEDIATE_RESULT:
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Intermediate-Result TLV",
+			    pos, len);
+		if (len < 2) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Too short Intermediate-Result TLV");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			break;
+		}
+		if (tlv->iresult) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one Intermediate-Result TLV in the message");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		tlv->iresult = WPA_GET_BE16(pos);
+		if (tlv->iresult != TEAP_STATUS_SUCCESS &&
+		    tlv->iresult != TEAP_STATUS_FAILURE) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Unknown Intermediate Result %d",
+				   tlv->iresult);
+			tlv->iresult = TEAP_STATUS_FAILURE;
+		}
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Intermediate Result: %s",
+			   tlv->iresult == TEAP_STATUS_SUCCESS ?
+			   "Success" : "Failure");
+		break;
+	case TEAP_TLV_PAC:
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: PAC TLV", pos, len);
+		if (tlv->pac) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one PAC TLV in the message");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		tlv->pac = pos;
+		tlv->pac_len = len;
+		break;
+	case TEAP_TLV_CRYPTO_BINDING:
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Crypto-Binding TLV",
+			    pos, len);
+		if (tlv->crypto_binding) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one Crypto-Binding TLV in the message");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		tlv->crypto_binding_len = sizeof(struct teap_tlv_hdr) + len;
+		if (tlv->crypto_binding_len < sizeof(*tlv->crypto_binding)) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Too short Crypto-Binding TLV");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		tlv->crypto_binding = (struct teap_tlv_crypto_binding *)
+			(pos - sizeof(struct teap_tlv_hdr));
+		break;
+	case TEAP_TLV_BASIC_PASSWORD_AUTH_REQ:
+		wpa_hexdump_ascii(MSG_MSGDUMP,
+				  "EAP-TEAP: Basic-Password-Auth-Req TLV",
+				  pos, len);
+		if (tlv->basic_auth_req) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one Basic-Password-Auth-Req TLV in the message");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		tlv->basic_auth_req = pos;
+		tlv->basic_auth_req_len = len;
+		break;
+	case TEAP_TLV_BASIC_PASSWORD_AUTH_RESP:
+		wpa_hexdump_ascii(MSG_MSGDUMP,
+				  "EAP-TEAP: Basic-Password-Auth-Resp TLV",
+				  pos, len);
+		if (tlv->basic_auth_resp) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: More than one Basic-Password-Auth-Resp TLV in the message");
+			tlv->iresult = TEAP_STATUS_FAILURE;
+			return -2;
+		}
+		tlv->basic_auth_resp = pos;
+		tlv->basic_auth_resp_len = len;
+		break;
+	default:
+		/* Unknown TLV */
+		return -1;
+	}
+
+	return 0;
+}
+
+
+const char * eap_teap_tlv_type_str(enum teap_tlv_types type)
+{
+	switch (type) {
+	case TEAP_TLV_AUTHORITY_ID:
+		return "Authority-ID";
+	case TEAP_TLV_IDENTITY_TYPE:
+		return "Identity-Type";
+	case TEAP_TLV_RESULT:
+		return "Result";
+	case TEAP_TLV_NAK:
+		return "NAK";
+	case TEAP_TLV_ERROR:
+		return "Error";
+	case TEAP_TLV_CHANNEL_BINDING:
+		return "Channel-Binding";
+	case TEAP_TLV_VENDOR_SPECIFIC:
+		return "Vendor-Specific";
+	case TEAP_TLV_REQUEST_ACTION:
+		return "Request-Action";
+	case TEAP_TLV_EAP_PAYLOAD:
+		return "EAP-Payload";
+	case TEAP_TLV_INTERMEDIATE_RESULT:
+		return "Intermediate-Result";
+	case TEAP_TLV_PAC:
+		return "PAC";
+	case TEAP_TLV_CRYPTO_BINDING:
+		return "Crypto-Binding";
+	case TEAP_TLV_BASIC_PASSWORD_AUTH_REQ:
+		return "Basic-Password-Auth-Req";
+	case TEAP_TLV_BASIC_PASSWORD_AUTH_RESP:
+		return "Basic-Password-Auth-Resp";
+	case TEAP_TLV_PKCS7:
+		return "PKCS#7";
+	case TEAP_TLV_PKCS10:
+		return "PKCS#10";
+	case TEAP_TLV_TRUSTED_SERVER_ROOT:
+		return "Trusted-Server-Root";
+	}
+
+	return "?";
+}
+
+
+struct wpabuf * eap_teap_tlv_result(int status, int intermediate)
+{
+	struct wpabuf *buf;
+	struct teap_tlv_result *result;
+
+	if (status != TEAP_STATUS_FAILURE && status != TEAP_STATUS_SUCCESS)
+		return NULL;
+
+	buf = wpabuf_alloc(sizeof(*result));
+	if (!buf)
+		return NULL;
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add %sResult TLV(status=%s)",
+		   intermediate ? "Intermediate-" : "",
+		   status == TEAP_STATUS_SUCCESS ? "Success" : "Failure");
+	result = wpabuf_put(buf, sizeof(*result));
+	result->tlv_type = host_to_be16(TEAP_TLV_MANDATORY |
+					(intermediate ?
+					 TEAP_TLV_INTERMEDIATE_RESULT :
+					 TEAP_TLV_RESULT));
+	result->length = host_to_be16(2);
+	result->status = host_to_be16(status);
+	return buf;
+}
+
+
+struct wpabuf * eap_teap_tlv_error(enum teap_error_codes error)
+{
+	struct wpabuf *buf;
+
+	buf = wpabuf_alloc(4 + 4);
+	if (!buf)
+		return NULL;
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add Error TLV(Error Code=%d)",
+		   error);
+	wpabuf_put_be16(buf, TEAP_TLV_MANDATORY | TEAP_TLV_ERROR);
+	wpabuf_put_be16(buf, 4);
+	wpabuf_put_be32(buf, error);
+	return buf;
+}
+
+
+int eap_teap_allowed_anon_prov_phase2_method(u8 type)
+{
+	/* RFC 7170, Section 3.8.3: MUST provide mutual authentication,
+	 * provide key generation, and be resistant to dictionary attack.
+	 * Section 3.8 also mentions requirement for using EMSK Compound MAC. */
+	return type == EAP_TYPE_PWD || type == EAP_TYPE_EKE;
+}
+
+
+int eap_teap_allowed_anon_prov_cipher_suite(u16 cs)
+{
+	/* RFC 7170, Section 3.8.3: anonymous ciphersuites MAY be supported as
+	 * long as the TLS pre-master secret is generated form contribution from
+	 * both peers. Accept the recommended TLS_DH_anon_WITH_AES_128_CBC_SHA
+	 * cipher suite and other ciphersuites that use DH in some form, have
+	 * SHA-1 or stronger MAC function, and use reasonable strong cipher. */
+	static const u16 ok_cs[] = {
+		/* DH-anon */
+		0x0034, 0x003a, 0x006c, 0x006d, 0x00a6, 0x00a7,
+		/* DHE-RSA */
+		0x0033, 0x0039, 0x0067, 0x006b, 0x009e, 0x009f,
+		/* ECDH-anon */
+		0xc018, 0xc019,
+		/* ECDH-RSA */
+		0xc003, 0xc00f, 0xc029, 0xc02a, 0xc031, 0xc032,
+		/* ECDH-ECDSA */
+		0xc004, 0xc005, 0xc025, 0xc026, 0xc02d, 0xc02e,
+		/* ECDHE-RSA */
+		0xc013, 0xc014, 0xc027, 0xc028, 0xc02f, 0xc030,
+		/* ECDHE-ECDSA */
+		0xc009, 0xc00a, 0xc023, 0xc024, 0xc02b, 0xc02c,
+	};
+
+	return tls_cipher_suite_match(ok_cs, ARRAY_SIZE(ok_cs), cs);
+}
diff --git a/src/eap_common/eap_teap_common.h b/src/eap_common/eap_teap_common.h
new file mode 100644
index 0000000..585ec7c
--- /dev/null
+++ b/src/eap_common/eap_teap_common.h
@@ -0,0 +1,218 @@
+/*
+ * EAP-TEAP definitions (RFC 7170)
+ * Copyright (c) 2004-2019, Jouni Malinen <j@w1.fi>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#ifndef EAP_TEAP_H
+#define EAP_TEAP_H
+
+#define EAP_TEAP_VERSION 1
+#define EAP_TEAP_KEY_LEN 64
+#define EAP_TEAP_IMCK_LEN 60
+#define EAP_TEAP_SIMCK_LEN 40
+#define EAP_TEAP_CMK_LEN 20
+#define EAP_TEAP_COMPOUND_MAC_LEN 20
+#define EAP_TEAP_NONCE_LEN 32
+
+#define TEAP_TLS_EXPORTER_LABEL_SKS "EXPORTER: teap session key seed"
+
+#define TLS_EXT_PAC_OPAQUE 35
+
+/*
+ * RFC 7170: Section 4.2.12.1 - Formats for PAC Attributes
+ * Note: bit 0x8000 (Mandatory) and bit 0x4000 (Reserved) are also defined
+ * in the general TLV format (Section 4.2.1).
+ */
+#define PAC_TYPE_PAC_KEY 1
+#define PAC_TYPE_PAC_OPAQUE 2
+#define PAC_TYPE_CRED_LIFETIME 3
+#define PAC_TYPE_A_ID 4
+#define PAC_TYPE_I_ID 5
+/* 6 - Reserved */
+#define PAC_TYPE_A_ID_INFO 7
+#define PAC_TYPE_PAC_ACKNOWLEDGEMENT 8
+#define PAC_TYPE_PAC_INFO 9
+#define PAC_TYPE_PAC_TYPE 10
+
+#ifdef _MSC_VER
+#pragma pack(push, 1)
+#endif /* _MSC_VER */
+
+struct pac_attr_hdr {
+	be16 type;
+	be16 len;
+} STRUCT_PACKED;
+
+struct teap_tlv_hdr {
+	be16 tlv_type;
+	be16 length;
+} STRUCT_PACKED;
+
+/* Result TLV and Intermediate-Result TLV */
+struct teap_tlv_result {
+	be16 tlv_type;
+	be16 length;
+	be16 status;
+	/* for Intermediate-Result TLV, followed by optional TLVs */
+} STRUCT_PACKED;
+
+struct teap_tlv_nak {
+	be16 tlv_type;
+	be16 length;
+	be32 vendor_id;
+	be16 nak_type;
+	/* followed by optional TLVs */
+} STRUCT_PACKED;
+
+struct teap_tlv_crypto_binding {
+	be16 tlv_type; /* TLV Type[14b] and M/R flags */
+	be16 length;
+	u8 reserved;
+	u8 version;
+	u8 received_version;
+	u8 subtype; /* Flags[4b] and Sub-Type[4b] */
+	u8 nonce[EAP_TEAP_NONCE_LEN];
+	u8 emsk_compound_mac[EAP_TEAP_COMPOUND_MAC_LEN];
+	u8 msk_compound_mac[EAP_TEAP_COMPOUND_MAC_LEN];
+} STRUCT_PACKED;
+
+struct teap_tlv_request_action {
+	be16 tlv_type;
+	be16 length;
+	u8 status;
+	u8 action;
+	/* followed by optional TLVs */
+} STRUCT_PACKED;
+
+enum teap_request_action {
+	TEAP_REQUEST_ACTION_PROCESS_TLV = 1,
+	TEAP_REQUEST_ACTION_NEGOTIATE_EAP = 2,
+};
+
+/* PAC TLV with PAC-Acknowledgement TLV attribute */
+struct teap_tlv_pac_ack {
+	be16 tlv_type;
+	be16 length;
+	be16 pac_type;
+	be16 pac_len;
+	be16 result;
+} STRUCT_PACKED;
+
+struct teap_attr_pac_type {
+	be16 type; /* PAC_TYPE_PAC_TYPE */
+	be16 length; /* 2 */
+	be16 pac_type;
+} STRUCT_PACKED;
+
+#ifdef _MSC_VER
+#pragma pack(pop)
+#endif /* _MSC_VER */
+
+#define TEAP_CRYPTO_BINDING_SUBTYPE_REQUEST 0
+#define TEAP_CRYPTO_BINDING_SUBTYPE_RESPONSE 1
+
+#define TEAP_CRYPTO_BINDING_EMSK_CMAC 1
+#define TEAP_CRYPTO_BINDING_MSK_CMAC 2
+#define TEAP_CRYPTO_BINDING_EMSK_AND_MSK_CMAC 3
+
+
+#define EAP_TEAP_PAC_KEY_LEN 48
+
+/* RFC 7170: 4.2.12.6 PAC-Type TLV */
+#define PAC_TYPE_TUNNEL_PAC 1
+
+
+/* RFC 7170, 4.2.1: General TLV Format */
+enum teap_tlv_types {
+	TEAP_TLV_AUTHORITY_ID = 1,
+	TEAP_TLV_IDENTITY_TYPE = 2,
+	TEAP_TLV_RESULT = 3,
+	TEAP_TLV_NAK = 4,
+	TEAP_TLV_ERROR = 5,
+	TEAP_TLV_CHANNEL_BINDING = 6,
+	TEAP_TLV_VENDOR_SPECIFIC = 7,
+	TEAP_TLV_REQUEST_ACTION = 8,
+	TEAP_TLV_EAP_PAYLOAD = 9,
+	TEAP_TLV_INTERMEDIATE_RESULT = 10,
+	TEAP_TLV_PAC = 11,
+	TEAP_TLV_CRYPTO_BINDING = 12,
+	TEAP_TLV_BASIC_PASSWORD_AUTH_REQ = 13,
+	TEAP_TLV_BASIC_PASSWORD_AUTH_RESP = 14,
+	TEAP_TLV_PKCS7 = 15,
+	TEAP_TLV_PKCS10 = 16,
+	TEAP_TLV_TRUSTED_SERVER_ROOT = 17,
+};
+
+enum teap_tlv_result_status {
+	TEAP_STATUS_SUCCESS = 1,
+	TEAP_STATUS_FAILURE = 2
+};
+
+#define TEAP_TLV_MANDATORY 0x8000
+#define TEAP_TLV_TYPE_MASK 0x3fff
+
+/* RFC 7170, 4.2.6: Error TLV */
+enum teap_error_codes {
+	TEAP_ERROR_INNER_METHOD = 1001,
+	TEAP_ERROR_UNSPEC_AUTH_INFRA_PROBLEM = 1002,
+	TEAP_ERROR_UNSPEC_AUTHENTICATION_FAILURE = 1003,
+	TEAP_ERROR_UNSPEC_AUTHORIZATION_FAILURE = 1004,
+	TEAP_ERROR_USER_ACCOUNT_CRED_UNAVAILABLE = 1005,
+	TEAP_ERROR_USER_ACCOUNT_EXPIRED = 1006,
+	TEAP_ERROR_USER_ACCOUNT_LOCKED_TRY_AGAIN_LATER = 1007,
+	TEAP_ERROR_USER_ACCOUNT_LOCKED_ADMIN_REQ = 1008,
+	TEAP_ERROR_TUNNEL_COMPROMISE_ERROR = 2001,
+	TEAP_ERROR_UNEXPECTED_TLVS_EXCHANGED = 2002,
+};
+
+struct wpabuf;
+struct tls_connection;
+
+struct eap_teap_tlv_parse {
+	u8 *eap_payload_tlv;
+	size_t eap_payload_tlv_len;
+	struct teap_tlv_crypto_binding *crypto_binding;
+	size_t crypto_binding_len;
+	int iresult;
+	int result;
+	u8 *nak;
+	size_t nak_len;
+	u8 request_action;
+	u8 request_action_status;
+	u8 *pac;
+	size_t pac_len;
+	u8 *basic_auth_req;
+	size_t basic_auth_req_len;
+	u8 *basic_auth_resp;
+	size_t basic_auth_resp_len;
+};
+
+void eap_teap_put_tlv_hdr(struct wpabuf *buf, u16 type, u16 len);
+void eap_teap_put_tlv(struct wpabuf *buf, u16 type, const void *data, u16 len);
+void eap_teap_put_tlv_buf(struct wpabuf *buf, u16 type,
+			  const struct wpabuf *data);
+struct wpabuf * eap_teap_tlv_eap_payload(struct wpabuf *buf);
+int eap_teap_derive_eap_msk(const u8 *simck, u8 *msk);
+int eap_teap_derive_eap_emsk(const u8 *simck, u8 *emsk);
+int eap_teap_derive_cmk_basic_pw_auth(const u8 *s_imck_msk, u8 *cmk);
+int eap_teap_derive_imck(const u8 *prev_s_imck_msk, const u8 *prev_s_imck_emsk,
+			 const u8 *msk, size_t msk_len,
+			 const u8 *emsk, size_t emsk_len,
+			 u8 *s_imck_msk, u8 *cmk_msk,
+			 u8 *s_imck_emsk, u8 *cmk_emsk);
+int eap_teap_compound_mac(u16 tls_cs, const struct teap_tlv_crypto_binding *cb,
+			  const struct wpabuf *server_outer_tlvs,
+			  const struct wpabuf *peer_outer_tlvs,
+			  const u8 *cmk, u8 *compound_mac);
+int eap_teap_parse_tlv(struct eap_teap_tlv_parse *tlv,
+		       int tlv_type, u8 *pos, size_t len);
+const char * eap_teap_tlv_type_str(enum teap_tlv_types type);
+struct wpabuf * eap_teap_tlv_result(int status, int intermediate);
+struct wpabuf * eap_teap_tlv_error(enum teap_error_codes error);
+int eap_teap_allowed_anon_prov_phase2_method(u8 type);
+int eap_teap_allowed_anon_prov_cipher_suite(u16 cs);
+
+#endif /* EAP_TEAP_H */
diff --git a/src/eap_peer/eap.c b/src/eap_peer/eap.c
index 974c475..ac15e0e 100644
--- a/src/eap_peer/eap.c
+++ b/src/eap_peer/eap.c
@@ -2097,12 +2097,8 @@
 			}
 		}
 
-		sm->eapol_cb->notify_cert(sm->eapol_ctx,
-					  data->peer_cert.depth,
-					  data->peer_cert.subject,
-					  data->peer_cert.altsubject,
-					  data->peer_cert.num_altsubject,
-					  hash_hex, data->peer_cert.cert);
+		sm->eapol_cb->notify_cert(sm->eapol_ctx, &data->peer_cert,
+					  hash_hex);
 		break;
 	case TLS_ALERT:
 		if (data->alert.is_local)
@@ -2607,7 +2603,7 @@
 	if (vendor != EAP_VENDOR_IETF)
 		return 0;
 	return type != EAP_TYPE_PEAP && type != EAP_TYPE_TTLS &&
-		type != EAP_TYPE_FAST;
+		type != EAP_TYPE_FAST && type != EAP_TYPE_TEAP;
 }
 
 
diff --git a/src/eap_peer/eap.h b/src/eap_peer/eap.h
index d0837e3..acd70d0 100644
--- a/src/eap_peer/eap.h
+++ b/src/eap_peer/eap.h
@@ -16,6 +16,7 @@
 struct eap_sm;
 struct wpa_config_blob;
 struct wpabuf;
+struct tls_cert_data;
 
 struct eap_method_type {
 	int vendor;
@@ -226,16 +227,11 @@
 	/**
 	 * notify_cert - Notification of a peer certificate
 	 * @ctx: eapol_ctx from eap_peer_sm_init() call
-	 * @depth: Depth in certificate chain (0 = server)
-	 * @subject: Subject of the peer certificate
-	 * @altsubject: Select fields from AltSubject of the peer certificate
-	 * @num_altsubject: Number of altsubject values
+	 * @cert: Certificate information
 	 * @cert_hash: SHA-256 hash of the certificate
-	 * @cert: Peer certificate
 	 */
-	void (*notify_cert)(void *ctx, int depth, const char *subject,
-			    const char *altsubject[], int num_altsubject,
-			    const char *cert_hash, const struct wpabuf *cert);
+	void (*notify_cert)(void *ctx, struct tls_cert_data *cert,
+			    const char *cert_hash);
 
 	/**
 	 * notify_status - Notification of the current EAP state
diff --git a/src/eap_peer/eap_aka.c b/src/eap_peer/eap_aka.c
index a96a39f..f5abb79 100644
--- a/src/eap_peer/eap_aka.c
+++ b/src/eap_peer/eap_aka.c
@@ -31,6 +31,7 @@
 	u8 emsk[EAP_EMSK_LEN];
 	u8 rand[EAP_AKA_RAND_LEN], autn[EAP_AKA_AUTN_LEN];
 	u8 auts[EAP_AKA_AUTS_LEN];
+	u8 reauth_mac[EAP_SIM_MAC_LEN];
 
 	int num_id_req, num_notification;
 	u8 *pseudonym;
@@ -57,7 +58,6 @@
 	u16 last_kdf_attrs[EAP_AKA_PRIME_KDF_MAX];
 	size_t last_kdf_count;
 	int error_code;
-	int anonymous_flag;
 };
 
 
@@ -94,7 +94,6 @@
 	struct eap_aka_data *data;
 	const char *phase1 = eap_get_config_phase1(sm);
 	struct eap_peer_config *config = eap_get_config(sm);
-	static const char *anonymous_id_prefix = "anonymous@";
 
 	data = os_zalloc(sizeof(*data));
 	if (data == NULL)
@@ -109,7 +108,6 @@
 	data->prev_id = -1;
 
 	data->result_ind = phase1 && os_strstr(phase1, "result_ind=1") != NULL;
-	data->anonymous_flag = 0;
 
 	data->use_pseudonym = !sm->init_phase2;
 	if (config && config->anonymous_identity && data->use_pseudonym) {
@@ -118,13 +116,6 @@
 			os_memcpy(data->pseudonym, config->anonymous_identity,
 				  config->anonymous_identity_len);
 			data->pseudonym_len = config->anonymous_identity_len;
-			if (data->pseudonym_len > os_strlen(anonymous_id_prefix) &&
-					!os_memcmp(data->pseudonym, anonymous_id_prefix,
-					os_strlen(anonymous_id_prefix))) {
-				data->anonymous_flag = 1;
-				wpa_printf(MSG_DEBUG,
-					   "EAP-AKA: Setting anonymous@realm flag");
-			}
 		}
 	}
 
@@ -427,7 +418,6 @@
 		if (data->use_pseudonym)
 			eap_set_anon_id(sm, data->pseudonym,
 					data->pseudonym_len);
-		data->anonymous_flag = 0;
 	}
 
 	if (attr->next_reauth_id) {
@@ -633,7 +623,9 @@
 		identity_len = data->reauth_id_len;
 		data->reauth = 1;
 	} else if ((id_req == ANY_ID || id_req == FULLAUTH_ID) &&
-		   data->pseudonym && !data->anonymous_flag) {
+		   data->pseudonym &&
+		   !eap_sim_anonymous_username(data->pseudonym,
+					       data->pseudonym_len)) {
 		identity = data->pseudonym;
 		identity_len = data->pseudonym_len;
 		eap_aka_clear_identities(sm, data, CLEAR_REAUTH_ID);
@@ -935,8 +927,13 @@
 				     attr->checkcode_len)) {
 		wpa_printf(MSG_WARNING, "EAP-AKA: Invalid AT_CHECKCODE in the "
 			   "message");
+#ifdef TEST_FUZZ
+		wpa_printf(MSG_INFO,
+			   "TEST: Ignore AT_CHECKCODE mismatch for fuzz testing");
+#else /* TEST_FUZZ */
 		return eap_aka_client_error(data, id,
 					    EAP_AKA_UNABLE_TO_PROCESS_PACKET);
+#endif /* TEST_FUZZ */
 	}
 
 #ifdef EAP_AKA_PRIME
@@ -1037,7 +1034,9 @@
 	if (data->last_eap_identity) {
 		identity = data->last_eap_identity;
 		identity_len = data->last_eap_identity_len;
-	} else if (data->pseudonym && !data->anonymous_flag) {
+	} else if (data->pseudonym &&
+		   !eap_sim_anonymous_username(data->pseudonym,
+					       data->pseudonym_len)) {
 		identity = data->pseudonym;
 		identity_len = data->pseudonym_len;
 	} else {
@@ -1066,8 +1065,13 @@
 	if (eap_aka_verify_mac(data, reqData, attr->mac, (u8 *) "", 0)) {
 		wpa_printf(MSG_WARNING, "EAP-AKA: Challenge message "
 			   "used invalid AT_MAC");
+#ifdef TEST_FUZZ
+		wpa_printf(MSG_INFO,
+			   "TEST: Ignore AT_MAC mismatch for fuzz testing");
+#else /* TEST_FUZZ */
 		return eap_aka_client_error(data, id,
 					    EAP_AKA_UNABLE_TO_PROCESS_PACKET);
+#endif /* TEST_FUZZ */
 	}
 
 	/* Old reauthentication identity must not be used anymore. In
@@ -1216,8 +1220,13 @@
 	if (attr->checkcode &&
 	    eap_aka_verify_checkcode(data, attr->checkcode,
 				     attr->checkcode_len)) {
+#ifdef TEST_FUZZ
+		wpa_printf(MSG_INFO,
+			   "TEST: Ignore AT_CHECKCODE mismatch for fuzz testing");
+#else /* TEST_FUZZ */
 		wpa_printf(MSG_WARNING, "EAP-AKA: Invalid AT_CHECKCODE in the "
 			   "message");
+#endif /* TEST_FUZZ */
 		return eap_aka_client_error(data, id,
 					    EAP_AKA_UNABLE_TO_PROCESS_PACKET);
 	}
@@ -1237,6 +1246,14 @@
 					    EAP_AKA_UNABLE_TO_PROCESS_PACKET);
 	}
 
+	/* At this stage the received MAC has been verified. Use this MAC for
+	 * reauth Session-Id calculation if all other checks pass.
+	 * The peer does not use the local MAC but the received MAC in deriving
+	 * Session-Id. */
+	os_memcpy(data->reauth_mac, attr->mac, EAP_SIM_MAC_LEN);
+	wpa_hexdump(MSG_DEBUG, "EAP-AKA: Server MAC",
+		    data->reauth_mac, EAP_SIM_MAC_LEN);
+
 	if (attr->encr_data == NULL || attr->iv == NULL) {
 		wpa_printf(MSG_WARNING, "EAP-AKA: Reauthentication "
 			   "message did not include encrypted data");
@@ -1508,14 +1525,24 @@
 	if (data->state != SUCCESS)
 		return NULL;
 
-	*len = 1 + EAP_AKA_RAND_LEN + EAP_AKA_AUTN_LEN;
+	if (!data->reauth)
+		*len = 1 + EAP_AKA_RAND_LEN + EAP_AKA_AUTN_LEN;
+	else
+		*len = 1 + EAP_SIM_NONCE_S_LEN + EAP_SIM_MAC_LEN;
 	id = os_malloc(*len);
 	if (id == NULL)
 		return NULL;
 
 	id[0] = data->eap_method;
-	os_memcpy(id + 1, data->rand, EAP_AKA_RAND_LEN);
-	os_memcpy(id + 1 + EAP_AKA_RAND_LEN, data->autn, EAP_AKA_AUTN_LEN);
+	if (!data->reauth) {
+		os_memcpy(id + 1, data->rand, EAP_AKA_RAND_LEN);
+		os_memcpy(id + 1 + EAP_AKA_RAND_LEN, data->autn,
+			  EAP_AKA_AUTN_LEN);
+	} else {
+		os_memcpy(id + 1, data->nonce_s, EAP_SIM_NONCE_S_LEN);
+		os_memcpy(id + 1 + EAP_SIM_NONCE_S_LEN, data->reauth_mac,
+			  EAP_SIM_MAC_LEN);
+	}
 	wpa_hexdump(MSG_DEBUG, "EAP-AKA: Derived Session-Id", id, *len);
 
 	return id;
diff --git a/src/eap_peer/eap_config.h b/src/eap_peer/eap_config.h
index 3a88f2a..148c906 100644
--- a/src/eap_peer/eap_config.h
+++ b/src/eap_peer/eap_config.h
@@ -816,6 +816,8 @@
 		EXT_CERT_CHECK_GOOD,
 		EXT_CERT_CHECK_BAD,
 	} pending_ext_cert_check;
+
+	int teap_anon_dh;
 };
 
 
diff --git a/src/eap_peer/eap_eke.c b/src/eap_peer/eap_eke.c
index 0de7d6c..534af26 100644
--- a/src/eap_peer/eap_eke.c
+++ b/src/eap_peer/eap_eke.c
@@ -414,7 +414,7 @@
 	 */
 	if (eap_eke_dh_init(data->sess.dhgroup, data->dh_priv, pub) < 0) {
 		wpa_printf(MSG_INFO, "EAP-EKE: Failed to initialize DH");
-		os_memset(key, 0, sizeof(key));
+		forced_memzero(key, sizeof(key));
 		return eap_eke_build_fail(data, ret, id,
 					  EAP_EKE_FAIL_PRIVATE_INTERNAL_ERROR);
 	}
@@ -422,7 +422,7 @@
 	if (eap_eke_shared_secret(&data->sess, key, data->dh_priv, dhcomp) < 0)
 	{
 		wpa_printf(MSG_INFO, "EAP-EKE: Failed to derive shared secret");
-		os_memset(key, 0, sizeof(key));
+		forced_memzero(key, sizeof(key));
 		return eap_eke_build_fail(data, ret, id,
 					  EAP_EKE_FAIL_PRIVATE_INTERNAL_ERROR);
 	}
@@ -431,7 +431,7 @@
 				 data->serverid, data->serverid_len,
 				 data->peerid, data->peerid_len) < 0) {
 		wpa_printf(MSG_INFO, "EAP-EKE: Failed to derive Ke/Ki");
-		os_memset(key, 0, sizeof(key));
+		forced_memzero(key, sizeof(key));
 		return eap_eke_build_fail(data, ret, id,
 					  EAP_EKE_FAIL_PRIVATE_INTERNAL_ERROR);
 	}
@@ -442,7 +442,7 @@
 				 data->sess.dhcomp_len + data->sess.pnonce_len,
 				 EAP_EKE_COMMIT);
 	if (resp == NULL) {
-		os_memset(key, 0, sizeof(key));
+		forced_memzero(key, sizeof(key));
 		return eap_eke_build_fail(data, ret, id,
 					  EAP_EKE_FAIL_PRIVATE_INTERNAL_ERROR);
 	}
@@ -452,11 +452,11 @@
 	if (eap_eke_dhcomp(&data->sess, key, pub, rpos) < 0) {
 		wpabuf_free(resp);
 		wpa_printf(MSG_INFO, "EAP-EKE: Failed to build DHComponent_P");
-		os_memset(key, 0, sizeof(key));
+		forced_memzero(key, sizeof(key));
 		return eap_eke_build_fail(data, ret, id,
 					  EAP_EKE_FAIL_PRIVATE_INTERNAL_ERROR);
 	}
-	os_memset(key, 0, sizeof(key));
+	forced_memzero(key, sizeof(key));
 
 	wpa_hexdump(MSG_DEBUG, "EAP-EKE: DHComponent_P",
 		    rpos, data->sess.dhcomp_len);
diff --git a/src/eap_peer/eap_leap.c b/src/eap_peer/eap_leap.c
index 233b9ee..34758e0 100644
--- a/src/eap_peer/eap_leap.c
+++ b/src/eap_peer/eap_leap.c
@@ -390,8 +390,8 @@
 	wpa_hexdump_key(MSG_DEBUG, "EAP-LEAP: master key", key, LEAP_KEY_LEN);
 	*len = LEAP_KEY_LEN;
 
-	os_memset(pw_hash, 0, sizeof(pw_hash));
-	os_memset(pw_hash_hash, 0, sizeof(pw_hash_hash));
+	forced_memzero(pw_hash, sizeof(pw_hash));
+	forced_memzero(pw_hash_hash, sizeof(pw_hash_hash));
 
 	return key;
 }
diff --git a/src/eap_peer/eap_methods.h b/src/eap_peer/eap_methods.h
index b96b211..09e08d3 100644
--- a/src/eap_peer/eap_methods.h
+++ b/src/eap_peer/eap_methods.h
@@ -97,6 +97,7 @@
 int eap_peer_aka_register(void);
 int eap_peer_aka_prime_register(void);
 int eap_peer_fast_register(void);
+int eap_peer_teap_register(void);
 int eap_peer_pax_register(void);
 int eap_peer_sake_register(void);
 int eap_peer_gpsk_register(void);
diff --git a/src/eap_peer/eap_peap.c b/src/eap_peer/eap_peap.c
index 8dcf7cc..6453afe 100644
--- a/src/eap_peer/eap_peap.c
+++ b/src/eap_peer/eap_peap.c
@@ -295,7 +295,7 @@
 	res = peap_prfplus(data->peap_version, tk, 40,
 			   "Inner Methods Compound Keys",
 			   isk, sizeof(isk), imck, sizeof(imck));
-	os_memset(isk, 0, sizeof(isk));
+	forced_memzero(isk, sizeof(isk));
 	if (res < 0)
 		return -1;
 	wpa_hexdump_key(MSG_DEBUG, "EAP-PEAP: IMCK (IPMKj)",
@@ -305,7 +305,7 @@
 	wpa_hexdump_key(MSG_DEBUG, "EAP-PEAP: IPMK (S-IPMKj)", data->ipmk, 40);
 	os_memcpy(data->cmk, imck + 40, 20);
 	wpa_hexdump_key(MSG_DEBUG, "EAP-PEAP: CMK (CMKj)", data->cmk, 20);
-	os_memset(imck, 0, sizeof(imck));
+	forced_memzero(imck, sizeof(imck));
 
 	return 0;
 }
@@ -1267,7 +1267,7 @@
 		os_memcpy(key, csk, EAP_TLS_KEY_LEN);
 		wpa_hexdump(MSG_DEBUG, "EAP-PEAP: Derived key",
 			    key, EAP_TLS_KEY_LEN);
-		os_memset(csk, 0, sizeof(csk));
+		forced_memzero(csk, sizeof(csk));
 	} else
 		os_memcpy(key, data->key_data, EAP_TLS_KEY_LEN);
 
diff --git a/src/eap_peer/eap_pwd.c b/src/eap_peer/eap_pwd.c
index 76fcad4..6cd72e0 100644
--- a/src/eap_peer/eap_pwd.c
+++ b/src/eap_peer/eap_pwd.c
@@ -362,7 +362,7 @@
 					       data->password_len, pwhash);
 			if (res == 0)
 				res = hash_nt_password_hash(pwhash, pwhashhash);
-			os_memset(pwhash, 0, sizeof(pwhash));
+			forced_memzero(pwhash, sizeof(pwhash));
 		}
 
 		if (res) {
@@ -514,8 +514,8 @@
 				       data->id_server, data->id_server_len,
 				       data->id_peer, data->id_peer_len,
 				       data->token);
-	os_memset(pwhashhash, 0, sizeof(pwhashhash));
-	os_memset(salthashpwd, 0, sizeof(salthashpwd));
+	forced_memzero(pwhashhash, sizeof(pwhashhash));
+	forced_memzero(salthashpwd, sizeof(salthashpwd));
 	if (res) {
 		wpa_printf(MSG_INFO, "EAP-PWD (peer): unable to compute PWE");
 		eap_pwd_state(data, FAILURE);
diff --git a/src/eap_peer/eap_sake.c b/src/eap_peer/eap_sake.c
index 0a6ce25..255241f 100644
--- a/src/eap_peer/eap_sake.c
+++ b/src/eap_peer/eap_sake.c
@@ -1,6 +1,6 @@
 /*
  * EAP peer method: EAP-SAKE (RFC 4763)
- * Copyright (c) 2006-2008, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2006-2019, Jouni Malinen <j@w1.fi>
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -235,9 +235,13 @@
 		data->serverid_len = attr.serverid_len;
 	}
 
-	eap_sake_derive_keys(data->root_secret_a, data->root_secret_b,
-			     data->rand_s, data->rand_p,
-			     (u8 *) &data->tek, data->msk, data->emsk);
+	if (eap_sake_derive_keys(data->root_secret_a, data->root_secret_b,
+				 data->rand_s, data->rand_p,
+				 (u8 *) &data->tek, data->msk,
+				 data->emsk) < 0) {
+		wpa_printf(MSG_INFO, "EAP-SAKE: Failed to derive keys");
+		return NULL;
+	}
 
 	wpa_printf(MSG_DEBUG, "EAP-SAKE: Sending Response/Challenge");
 
diff --git a/src/eap_peer/eap_sim.c b/src/eap_peer/eap_sim.c
index 6989aa8..c4070ab 100644
--- a/src/eap_peer/eap_sim.c
+++ b/src/eap_peer/eap_sim.c
@@ -32,6 +32,7 @@
 	u8 msk[EAP_SIM_KEYING_DATA_LEN];
 	u8 emsk[EAP_EMSK_LEN];
 	u8 rand[3][GSM_RAND_LEN];
+	u8 reauth_mac[EAP_SIM_MAC_LEN];
 
 	int num_id_req, num_notification;
 	u8 *pseudonym;
@@ -48,7 +49,6 @@
 	int result_ind, use_result_ind;
 	int use_pseudonym;
 	int error_code;
-	int anonymous_flag;
 };
 
 
@@ -84,7 +84,6 @@
 {
 	struct eap_sim_data *data;
 	struct eap_peer_config *config = eap_get_config(sm);
-	static const char *anonymous_id_prefix = "anonymous@";
 
 	data = os_zalloc(sizeof(*data));
 	if (data == NULL)
@@ -99,7 +98,7 @@
 
 	/* Zero is a valid error code, so we need to initialize */
 	data->error_code = NO_EAP_METHOD_ERROR;
-	data->anonymous_flag = 0;
+
 	data->min_num_chal = 2;
 	if (config && config->phase1) {
 		char *pos = os_strstr(config->phase1, "sim_min_num_chal=");
@@ -129,14 +128,6 @@
 			os_memcpy(data->pseudonym, config->anonymous_identity,
 				  config->anonymous_identity_len);
 			data->pseudonym_len = config->anonymous_identity_len;
-			if (data->pseudonym_len > os_strlen(anonymous_id_prefix) &&
-					!os_memcmp(data->pseudonym, anonymous_id_prefix,
-					os_strlen(anonymous_id_prefix))) {
-				data->anonymous_flag = 1;
-				wpa_printf(MSG_DEBUG,
-					   "EAP-SIM: Setting anonymous@realm flag");
-			}
-
 		}
 	}
 
@@ -447,7 +438,6 @@
 		if (data->use_pseudonym)
 			eap_set_anon_id(sm, data->pseudonym,
 					data->pseudonym_len);
-		data->anonymous_flag = 0;
 	}
 
 	if (attr->next_reauth_id) {
@@ -503,7 +493,9 @@
 		identity_len = data->reauth_id_len;
 		data->reauth = 1;
 	} else if ((id_req == ANY_ID || id_req == FULLAUTH_ID) &&
-		   data->pseudonym && !data->anonymous_flag) {
+		   data->pseudonym &&
+		   !eap_sim_anonymous_username(data->pseudonym,
+					       data->pseudonym_len)) {
 		identity = data->pseudonym;
 		identity_len = data->pseudonym_len;
 		eap_sim_clear_identities(sm, data, CLEAR_REAUTH_ID);
@@ -779,7 +771,9 @@
 	if (data->last_eap_identity) {
 		identity = data->last_eap_identity;
 		identity_len = data->last_eap_identity_len;
-	} else if (data->pseudonym && !data->anonymous_flag) {
+	} else if (data->pseudonym &&
+		   !eap_sim_anonymous_username(data->pseudonym,
+					       data->pseudonym_len)) {
 		identity = data->pseudonym;
 		identity_len = data->pseudonym_len;
 	} else {
@@ -805,8 +799,13 @@
 			       EAP_SIM_NONCE_MT_LEN)) {
 		wpa_printf(MSG_WARNING, "EAP-SIM: Challenge message "
 			   "used invalid AT_MAC");
+#ifdef TEST_FUZZ
+		wpa_printf(MSG_INFO,
+			   "TEST: Ignore AT_MAC mismatch for fuzz testing");
+#else /* TEST_FUZZ */
 		return eap_sim_client_error(data, id,
 					    EAP_SIM_UNABLE_TO_PROCESS_PACKET);
+#endif /* TEST_FUZZ */
 	}
 
 	/* Old reauthentication identity must not be used anymore. In
@@ -965,10 +964,30 @@
 	{
 		wpa_printf(MSG_WARNING, "EAP-SIM: Reauthentication "
 			   "did not have valid AT_MAC");
+#ifdef TEST_FUZZ
+		wpa_printf(MSG_INFO,
+			   "TEST: Ignore AT_MAC mismatch for fuzz testing");
+#else /* TEST_FUZZ */
 		return eap_sim_client_error(data, id,
 					    EAP_SIM_UNABLE_TO_PROCESS_PACKET);
+#endif /* TEST_FUZZ */
 	}
 
+	/* At this stage the received MAC has been verified. Use this MAC for
+	 * reauth Session-Id calculation if all other checks pass.
+	 * The peer does not use the local MAC but the received MAC in deriving
+	 * Session-Id. */
+#ifdef TEST_FUZZ
+	if (attr->mac)
+		os_memcpy(data->reauth_mac, attr->mac, EAP_SIM_MAC_LEN);
+	else
+		os_memset(data->reauth_mac, 0x12, EAP_SIM_MAC_LEN);
+#else /* TEST_FUZZ */
+	os_memcpy(data->reauth_mac, attr->mac, EAP_SIM_MAC_LEN);
+#endif /* TEST_FUZZ */
+	wpa_hexdump(MSG_DEBUG, "EAP-SIM: Server MAC",
+		    data->reauth_mac, EAP_SIM_MAC_LEN);
+
 	if (attr->encr_data == NULL || attr->iv == NULL) {
 		wpa_printf(MSG_WARNING, "EAP-SIM: Reauthentication "
 			   "message did not include encrypted data");
@@ -1227,15 +1246,24 @@
 	if (data->state != SUCCESS)
 		return NULL;
 
-	*len = 1 + data->num_chal * GSM_RAND_LEN + EAP_SIM_NONCE_MT_LEN;
+	if (!data->reauth)
+		*len = 1 + data->num_chal * GSM_RAND_LEN + EAP_SIM_NONCE_MT_LEN;
+	else
+		*len = 1 + EAP_SIM_NONCE_S_LEN + EAP_SIM_MAC_LEN;
 	id = os_malloc(*len);
 	if (id == NULL)
 		return NULL;
 
 	id[0] = EAP_TYPE_SIM;
-	os_memcpy(id + 1, data->rand, data->num_chal * GSM_RAND_LEN);
-	os_memcpy(id + 1 + data->num_chal * GSM_RAND_LEN, data->nonce_mt,
-		  EAP_SIM_NONCE_MT_LEN);
+	if (!data->reauth) {
+		os_memcpy(id + 1, data->rand, data->num_chal * GSM_RAND_LEN);
+		os_memcpy(id + 1 + data->num_chal * GSM_RAND_LEN,
+			  data->nonce_mt, EAP_SIM_NONCE_MT_LEN);
+	} else {
+		os_memcpy(id + 1, data->nonce_s, EAP_SIM_NONCE_S_LEN);
+		os_memcpy(id + 1 + EAP_SIM_NONCE_S_LEN, data->reauth_mac,
+			  EAP_SIM_MAC_LEN);
+	}
 	wpa_hexdump(MSG_DEBUG, "EAP-SIM: Derived Session-Id", id, *len);
 
 	return id;
diff --git a/src/eap_peer/eap_teap.c b/src/eap_peer/eap_teap.c
new file mode 100644
index 0000000..eea7d6e
--- /dev/null
+++ b/src/eap_peer/eap_teap.c
@@ -0,0 +1,2021 @@
+/*
+ * EAP peer method: EAP-TEAP (RFC 7170)
+ * Copyright (c) 2004-2019, 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 "crypto/tls.h"
+#include "eap_common/eap_teap_common.h"
+#include "eap_i.h"
+#include "eap_tls_common.h"
+#include "eap_config.h"
+#include "eap_teap_pac.h"
+
+#ifdef EAP_TEAP_DYNAMIC
+#include "eap_teap_pac.c"
+#endif /* EAP_TEAP_DYNAMIC */
+
+
+static void eap_teap_deinit(struct eap_sm *sm, void *priv);
+
+
+struct eap_teap_data {
+	struct eap_ssl_data ssl;
+
+	u8 teap_version; /* Negotiated version */
+	u8 received_version; /* Version number received during negotiation */
+	u16 tls_cs;
+
+	const struct eap_method *phase2_method;
+	void *phase2_priv;
+	int phase2_success;
+	int inner_method_done;
+	int result_success_done;
+
+	struct eap_method_type phase2_type;
+	struct eap_method_type *phase2_types;
+	size_t num_phase2_types;
+	int resuming; /* starting a resumed session */
+#define EAP_TEAP_PROV_UNAUTH 1
+#define EAP_TEAP_PROV_AUTH 2
+	int provisioning_allowed; /* Allowed PAC provisioning modes */
+	int provisioning; /* doing PAC provisioning (not the normal auth) */
+	int anon_provisioning; /* doing anonymous (unauthenticated)
+				* provisioning */
+	int session_ticket_used;
+	int test_outer_tlvs;
+
+	u8 key_data[EAP_TEAP_KEY_LEN];
+	u8 *session_id;
+	size_t id_len;
+	u8 emsk[EAP_EMSK_LEN];
+	int success;
+
+	struct eap_teap_pac *pac;
+	struct eap_teap_pac *current_pac;
+	size_t max_pac_list_len;
+	int use_pac_binary_format;
+
+	u8 simck_msk[EAP_TEAP_SIMCK_LEN];
+	u8 simck_emsk[EAP_TEAP_SIMCK_LEN];
+	int simck_idx;
+	int cmk_emsk_available;
+
+	struct wpabuf *pending_phase2_req;
+	struct wpabuf *pending_resp;
+	struct wpabuf *server_outer_tlvs;
+	struct wpabuf *peer_outer_tlvs;
+};
+
+
+static int eap_teap_session_ticket_cb(void *ctx, const u8 *ticket, size_t len,
+				      const u8 *client_random,
+				      const u8 *server_random,
+				      u8 *master_secret)
+{
+	struct eap_teap_data *data = ctx;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: SessionTicket callback");
+
+	if (!master_secret) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: SessionTicket failed - fall back to full TLS handshake");
+		data->session_ticket_used = 0;
+		if (data->provisioning_allowed) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Try to provision a new PAC-Key");
+			data->provisioning = 1;
+			data->current_pac = NULL;
+		}
+		return 0;
+	}
+
+	wpa_hexdump(MSG_DEBUG, "EAP-TEAP: SessionTicket", ticket, len);
+
+	if (!data->current_pac) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No PAC-Key available for using SessionTicket");
+		data->session_ticket_used = 0;
+		return 0;
+	}
+
+	/* EAP-TEAP uses PAC-Key as the TLS master_secret */
+	os_memcpy(master_secret, data->current_pac->pac_key,
+		  EAP_TEAP_PAC_KEY_LEN);
+
+	data->session_ticket_used = 1;
+
+	return 1;
+}
+
+
+static void eap_teap_parse_phase1(struct eap_teap_data *data,
+				  const char *phase1)
+{
+	const char *pos;
+
+	pos = os_strstr(phase1, "teap_provisioning=");
+	if (pos) {
+		data->provisioning_allowed = atoi(pos + 18);
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Automatic PAC provisioning mode: %d",
+			   data->provisioning_allowed);
+	}
+
+	pos = os_strstr(phase1, "teap_max_pac_list_len=");
+	if (pos) {
+		data->max_pac_list_len = atoi(pos + 22);
+		if (data->max_pac_list_len == 0)
+			data->max_pac_list_len = 1;
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Maximum PAC list length: %lu",
+			   (unsigned long) data->max_pac_list_len);
+	}
+
+	if (os_strstr(phase1, "teap_pac_format=binary")) {
+		data->use_pac_binary_format = 1;
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Using binary format for PAC list");
+	}
+
+#ifdef CONFIG_TESTING_OPTIONS
+	if (os_strstr(phase1, "teap_test_outer_tlvs=1"))
+		data->test_outer_tlvs = 1;
+#endif /* CONFIG_TESTING_OPTIONS */
+}
+
+
+static void * eap_teap_init(struct eap_sm *sm)
+{
+	struct eap_teap_data *data;
+	struct eap_peer_config *config = eap_get_config(sm);
+
+	if (!config)
+		return NULL;
+
+	data = os_zalloc(sizeof(*data));
+	if (!data)
+		return NULL;
+	data->teap_version = EAP_TEAP_VERSION;
+	data->max_pac_list_len = 10;
+
+	if (config->phase1)
+		eap_teap_parse_phase1(data, config->phase1);
+
+	if ((data->provisioning_allowed & EAP_TEAP_PROV_AUTH) &&
+	    !config->ca_cert && !config->ca_path) {
+		/* Prevent PAC provisioning without mutual authentication
+		 * (either by validating server certificate or by suitable
+		 * inner EAP method). */
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Disable authenticated provisioning due to no ca_cert/ca_path");
+		data->provisioning_allowed &= ~EAP_TEAP_PROV_AUTH;
+	}
+
+	if (eap_peer_select_phase2_methods(config, "auth=",
+					   &data->phase2_types,
+					   &data->num_phase2_types) < 0) {
+		eap_teap_deinit(sm, data);
+		return NULL;
+	}
+
+	data->phase2_type.vendor = EAP_VENDOR_IETF;
+	data->phase2_type.method = EAP_TYPE_NONE;
+
+	config->teap_anon_dh = !!(data->provisioning_allowed &
+				  EAP_TEAP_PROV_UNAUTH);
+	if (eap_peer_tls_ssl_init(sm, &data->ssl, config, EAP_TYPE_TEAP)) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Failed to initialize SSL");
+		eap_teap_deinit(sm, data);
+		return NULL;
+	}
+
+	if (tls_connection_set_session_ticket_cb(sm->ssl_ctx, data->ssl.conn,
+						 eap_teap_session_ticket_cb,
+						 data) < 0) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Failed to set SessionTicket callback");
+		eap_teap_deinit(sm, data);
+		return NULL;
+	}
+
+	if (!config->pac_file) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: No PAC file configured");
+		eap_teap_deinit(sm, data);
+		return NULL;
+	}
+
+	if (data->use_pac_binary_format &&
+	    eap_teap_load_pac_bin(sm, &data->pac, config->pac_file) < 0) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Failed to load PAC file");
+		eap_teap_deinit(sm, data);
+		return NULL;
+	}
+
+	if (!data->use_pac_binary_format &&
+	    eap_teap_load_pac(sm, &data->pac, config->pac_file) < 0) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Failed to load PAC file");
+		eap_teap_deinit(sm, data);
+		return NULL;
+	}
+	eap_teap_pac_list_truncate(data->pac, data->max_pac_list_len);
+
+	return data;
+}
+
+
+static void eap_teap_clear(struct eap_teap_data *data)
+{
+	forced_memzero(data->key_data, EAP_TEAP_KEY_LEN);
+	forced_memzero(data->emsk, EAP_EMSK_LEN);
+	os_free(data->session_id);
+	data->session_id = NULL;
+	wpabuf_free(data->pending_phase2_req);
+	data->pending_phase2_req = NULL;
+	wpabuf_free(data->pending_resp);
+	data->pending_resp = NULL;
+	wpabuf_free(data->server_outer_tlvs);
+	data->server_outer_tlvs = NULL;
+	wpabuf_free(data->peer_outer_tlvs);
+	data->peer_outer_tlvs = NULL;
+	forced_memzero(data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	forced_memzero(data->simck_emsk, EAP_TEAP_SIMCK_LEN);
+}
+
+
+static void eap_teap_deinit(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+	struct eap_teap_pac *pac, *prev;
+
+	if (!data)
+		return;
+	if (data->phase2_priv && data->phase2_method)
+		data->phase2_method->deinit(sm, data->phase2_priv);
+	eap_teap_clear(data);
+	os_free(data->phase2_types);
+	eap_peer_tls_ssl_deinit(sm, &data->ssl);
+
+	pac = data->pac;
+	prev = NULL;
+	while (pac) {
+		prev = pac;
+		pac = pac->next;
+		eap_teap_free_pac(prev);
+	}
+
+	os_free(data);
+}
+
+
+static int eap_teap_derive_msk(struct eap_teap_data *data)
+{
+	/* FIX: RFC 7170 does not describe whether MSK or EMSK based S-IMCK[j]
+	 * is used in this derivation */
+	if (eap_teap_derive_eap_msk(data->simck_msk, data->key_data) < 0 ||
+	    eap_teap_derive_eap_emsk(data->simck_msk, data->emsk) < 0)
+		return -1;
+	data->success = 1;
+	return 0;
+}
+
+
+static int eap_teap_derive_key_auth(struct eap_sm *sm,
+				    struct eap_teap_data *data)
+{
+	int res;
+
+	/* RFC 7170, Section 5.1 */
+	res = tls_connection_export_key(sm->ssl_ctx, data->ssl.conn,
+					TEAP_TLS_EXPORTER_LABEL_SKS, NULL, 0,
+					data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	if (res)
+		return res;
+	wpa_hexdump_key(MSG_DEBUG,
+			"EAP-TEAP: session_key_seed (S-IMCK[0])",
+			data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	os_memcpy(data->simck_emsk, data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	data->simck_idx = 0;
+	return 0;
+}
+
+
+static int eap_teap_init_phase2_method(struct eap_sm *sm,
+				       struct eap_teap_data *data)
+{
+	data->inner_method_done = 0;
+	data->phase2_method =
+		eap_peer_get_eap_method(data->phase2_type.vendor,
+					data->phase2_type.method);
+	if (!data->phase2_method)
+		return -1;
+
+	sm->init_phase2 = 1;
+	data->phase2_priv = data->phase2_method->init(sm);
+	sm->init_phase2 = 0;
+
+	return data->phase2_priv == NULL ? -1 : 0;
+}
+
+
+static int eap_teap_select_phase2_method(struct eap_teap_data *data, u8 type)
+{
+	size_t i;
+
+	/* TODO: TNC with anonymous provisioning; need to require both
+	 * completed inner EAP authentication (EAP-pwd or EAP-EKE) and TNC */
+
+	if (data->anon_provisioning &&
+	    !eap_teap_allowed_anon_prov_phase2_method(type)) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: EAP type %u not allowed during unauthenticated provisioning",
+			   type);
+		return -1;
+	}
+
+#ifdef EAP_TNC
+	if (type == EAP_TYPE_TNC) {
+		data->phase2_type.vendor = EAP_VENDOR_IETF;
+		data->phase2_type.method = EAP_TYPE_TNC;
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Selected Phase 2 EAP vendor %d method %d for TNC",
+			   data->phase2_type.vendor,
+			   data->phase2_type.method);
+		return 0;
+	}
+#endif /* EAP_TNC */
+
+	for (i = 0; i < data->num_phase2_types; i++) {
+		if (data->phase2_types[i].vendor != EAP_VENDOR_IETF ||
+		    data->phase2_types[i].method != type)
+			continue;
+
+		data->phase2_type.vendor = data->phase2_types[i].vendor;
+		data->phase2_type.method = data->phase2_types[i].method;
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Selected Phase 2 EAP vendor %d method %d",
+			   data->phase2_type.vendor,
+			   data->phase2_type.method);
+		break;
+	}
+
+	if (type != data->phase2_type.method || type == EAP_TYPE_NONE)
+		return -1;
+
+	return 0;
+}
+
+
+static int eap_teap_phase2_request(struct eap_sm *sm,
+				   struct eap_teap_data *data,
+				   struct eap_method_ret *ret,
+				   struct eap_hdr *hdr,
+				   struct wpabuf **resp)
+{
+	size_t len = be_to_host16(hdr->length);
+	u8 *pos;
+	struct eap_method_ret iret;
+	struct eap_peer_config *config = eap_get_config(sm);
+	struct wpabuf msg;
+
+	if (len <= sizeof(struct eap_hdr)) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: too short Phase 2 request (len=%lu)",
+			   (unsigned long) len);
+		return -1;
+	}
+	pos = (u8 *) (hdr + 1);
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Phase 2 Request: type=%d", *pos);
+	if (*pos == EAP_TYPE_IDENTITY) {
+		*resp = eap_sm_buildIdentity(sm, hdr->identifier, 1);
+		return 0;
+	}
+
+	if (data->phase2_priv && data->phase2_method &&
+	    *pos != data->phase2_type.method) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Phase 2 EAP sequence - deinitialize previous method");
+		data->phase2_method->deinit(sm, data->phase2_priv);
+		data->phase2_method = NULL;
+		data->phase2_priv = NULL;
+		data->phase2_type.vendor = EAP_VENDOR_IETF;
+		data->phase2_type.method = EAP_TYPE_NONE;
+	}
+
+	if (data->phase2_type.vendor == EAP_VENDOR_IETF &&
+	    data->phase2_type.method == EAP_TYPE_NONE &&
+	    eap_teap_select_phase2_method(data, *pos) < 0) {
+		if (eap_peer_tls_phase2_nak(data->phase2_types,
+					    data->num_phase2_types,
+					    hdr, resp))
+			return -1;
+		return 0;
+	}
+
+	if ((!data->phase2_priv && eap_teap_init_phase2_method(sm, data) < 0) ||
+	    !data->phase2_method) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Failed to initialize Phase 2 EAP method %d",
+			   *pos);
+		ret->methodState = METHOD_DONE;
+		ret->decision = DECISION_FAIL;
+		return -1;
+	}
+
+	os_memset(&iret, 0, sizeof(iret));
+	wpabuf_set(&msg, hdr, len);
+	*resp = data->phase2_method->process(sm, data->phase2_priv, &iret,
+					     &msg);
+	if (iret.methodState == METHOD_DONE)
+		data->inner_method_done = 1;
+	if (!(*resp) ||
+	    (iret.methodState == METHOD_DONE &&
+	     iret.decision == DECISION_FAIL)) {
+		ret->methodState = METHOD_DONE;
+		ret->decision = DECISION_FAIL;
+	} else if ((iret.methodState == METHOD_DONE ||
+		    iret.methodState == METHOD_MAY_CONT) &&
+		   (iret.decision == DECISION_UNCOND_SUCC ||
+		    iret.decision == DECISION_COND_SUCC)) {
+		data->phase2_success = 1;
+	}
+
+	if (!(*resp) && config &&
+	    (config->pending_req_identity || config->pending_req_password ||
+	     config->pending_req_otp || config->pending_req_new_password ||
+	     config->pending_req_sim)) {
+		wpabuf_free(data->pending_phase2_req);
+		data->pending_phase2_req = wpabuf_alloc_copy(hdr, len);
+	} else if (!(*resp))
+		return -1;
+
+	return 0;
+}
+
+
+static struct wpabuf * eap_teap_tlv_nak(int vendor_id, int tlv_type)
+{
+	struct wpabuf *buf;
+	struct teap_tlv_nak *nak;
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Add NAK TLV (Vendor-Id %u NAK-Type %u)",
+		   vendor_id, tlv_type);
+	buf = wpabuf_alloc(sizeof(*nak));
+	if (!buf)
+		return NULL;
+	nak = wpabuf_put(buf, sizeof(*nak));
+	nak->tlv_type = host_to_be16(TEAP_TLV_MANDATORY | TEAP_TLV_NAK);
+	nak->length = host_to_be16(6);
+	nak->vendor_id = host_to_be32(vendor_id);
+	nak->nak_type = host_to_be16(tlv_type);
+	return buf;
+}
+
+
+static struct wpabuf * eap_teap_tlv_pac_ack(void)
+{
+	struct wpabuf *buf;
+	struct teap_tlv_result *res;
+	struct teap_tlv_pac_ack *ack;
+
+	buf = wpabuf_alloc(sizeof(*res) + sizeof(*ack));
+	if (!buf)
+		return NULL;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add PAC TLV (ack)");
+	ack = wpabuf_put(buf, sizeof(*ack));
+	ack->tlv_type = host_to_be16(TEAP_TLV_PAC | TEAP_TLV_MANDATORY);
+	ack->length = host_to_be16(sizeof(*ack) - sizeof(struct teap_tlv_hdr));
+	ack->pac_type = host_to_be16(PAC_TYPE_PAC_ACKNOWLEDGEMENT);
+	ack->pac_len = host_to_be16(2);
+	ack->result = host_to_be16(TEAP_STATUS_SUCCESS);
+
+	return buf;
+}
+
+
+static struct wpabuf * eap_teap_process_eap_payload_tlv(
+	struct eap_sm *sm, struct eap_teap_data *data,
+	struct eap_method_ret *ret,
+	u8 *eap_payload_tlv, size_t eap_payload_tlv_len)
+{
+	struct eap_hdr *hdr;
+	struct wpabuf *resp = NULL;
+
+	if (eap_payload_tlv_len < sizeof(*hdr)) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: too short EAP Payload TLV (len=%lu)",
+			   (unsigned long) eap_payload_tlv_len);
+		return NULL;
+	}
+
+	hdr = (struct eap_hdr *) eap_payload_tlv;
+	if (be_to_host16(hdr->length) > eap_payload_tlv_len) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: EAP packet overflow in EAP Payload TLV");
+		return NULL;
+	}
+
+	if (hdr->code != EAP_CODE_REQUEST) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Unexpected code=%d in Phase 2 EAP header",
+			   hdr->code);
+		return NULL;
+	}
+
+	if (eap_teap_phase2_request(sm, data, ret, hdr, &resp)) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Phase 2 Request processing failed");
+		return NULL;
+	}
+
+	return eap_teap_tlv_eap_payload(resp);
+}
+
+
+static struct wpabuf * eap_teap_process_basic_auth_req(
+	struct eap_sm *sm, struct eap_teap_data *data,
+	u8 *basic_auth_req, size_t basic_auth_req_len)
+{
+	const u8 *identity, *password;
+	size_t identity_len, password_len, plen;
+	struct wpabuf *resp;
+
+	wpa_hexdump_ascii(MSG_DEBUG, "EAP-TEAP: Basic-Password-Auth-Req prompt",
+			  basic_auth_req, basic_auth_req_len);
+	/* TODO: send over control interface */
+
+	identity = eap_get_config_identity(sm, &identity_len);
+	password = eap_get_config_password(sm, &password_len);
+	if (!identity || !password ||
+	    identity_len > 255 || password_len > 255) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No username/password suitable for Basic-Password-Auth");
+		return eap_teap_tlv_nak(0, TEAP_TLV_BASIC_PASSWORD_AUTH_REQ);
+	}
+
+	plen = 1 + identity_len + 1 + password_len;
+	resp = wpabuf_alloc(sizeof(struct teap_tlv_hdr) + plen);
+	if (!resp)
+		return NULL;
+	eap_teap_put_tlv_hdr(resp, TEAP_TLV_BASIC_PASSWORD_AUTH_RESP, plen);
+	wpabuf_put_u8(resp, identity_len);
+	wpabuf_put_data(resp, identity, identity_len);
+	wpabuf_put_u8(resp, password_len);
+	wpabuf_put_data(resp, password, password_len);
+	wpa_hexdump_buf_key(MSG_DEBUG, "EAP-TEAP: Basic-Password-Auth-Resp",
+			    resp);
+
+	/* Assume this succeeds so that Result TLV(Success) from the server can
+	 * be used to terminate TEAP. */
+	data->phase2_success = 1;
+
+	return resp;
+}
+
+
+static int
+eap_teap_validate_crypto_binding(struct eap_teap_data *data,
+				 const struct teap_tlv_crypto_binding *cb)
+{
+	u8 flags, subtype;
+
+	subtype = cb->subtype & 0x0f;
+	flags = cb->subtype >> 4;
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Crypto-Binding TLV: Version %u Received Version %u Flags %u Sub-Type %u",
+		   cb->version, cb->received_version, flags, subtype);
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Nonce",
+		    cb->nonce, sizeof(cb->nonce));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: EMSK Compound MAC",
+		    cb->emsk_compound_mac, sizeof(cb->emsk_compound_mac));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: MSK Compound MAC",
+		    cb->msk_compound_mac, sizeof(cb->msk_compound_mac));
+
+	if (cb->version != EAP_TEAP_VERSION ||
+	    cb->received_version != data->received_version ||
+	    subtype != TEAP_CRYPTO_BINDING_SUBTYPE_REQUEST ||
+	    flags < 1 || flags > 3) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Invalid Version/Flags/Sub-Type in Crypto-Binding TLV: Version %u Received Version %u Flags %u Sub-Type %u",
+			   cb->version, cb->received_version, flags, subtype);
+		return -1;
+	}
+
+	if (cb->nonce[EAP_TEAP_NONCE_LEN - 1] & 0x01) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Invalid Crypto-Binding TLV Nonce in request");
+		return -1;
+	}
+
+	return 0;
+}
+
+
+static int eap_teap_write_crypto_binding(
+	struct eap_teap_data *data,
+	struct teap_tlv_crypto_binding *rbind,
+	const struct teap_tlv_crypto_binding *cb,
+	const u8 *cmk_msk, const u8 *cmk_emsk)
+{
+	u8 subtype, flags;
+
+	rbind->tlv_type = host_to_be16(TEAP_TLV_MANDATORY |
+				       TEAP_TLV_CRYPTO_BINDING);
+	rbind->length = host_to_be16(sizeof(*rbind) -
+				     sizeof(struct teap_tlv_hdr));
+	rbind->version = EAP_TEAP_VERSION;
+	rbind->received_version = data->received_version;
+	/* FIX: RFC 7170 is not clear on which Flags value to use when
+	 * Crypto-Binding TLV is used with Basic-Password-Auth */
+	flags = cmk_emsk ? TEAP_CRYPTO_BINDING_EMSK_AND_MSK_CMAC :
+		TEAP_CRYPTO_BINDING_MSK_CMAC;
+	subtype = TEAP_CRYPTO_BINDING_SUBTYPE_RESPONSE;
+	rbind->subtype = (flags << 4) | subtype;
+	os_memcpy(rbind->nonce, cb->nonce, sizeof(cb->nonce));
+	inc_byte_array(rbind->nonce, sizeof(rbind->nonce));
+	os_memset(rbind->emsk_compound_mac, 0, EAP_TEAP_COMPOUND_MAC_LEN);
+	os_memset(rbind->msk_compound_mac, 0, EAP_TEAP_COMPOUND_MAC_LEN);
+
+	if (eap_teap_compound_mac(data->tls_cs, rbind, data->server_outer_tlvs,
+				  data->peer_outer_tlvs, cmk_msk,
+				  rbind->msk_compound_mac) < 0)
+		return -1;
+	if (cmk_emsk &&
+	    eap_teap_compound_mac(data->tls_cs, rbind, data->server_outer_tlvs,
+				  data->peer_outer_tlvs, cmk_emsk,
+				  rbind->emsk_compound_mac) < 0)
+		return -1;
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Reply Crypto-Binding TLV: Version %u Received Version %u Flags %u SubType %u",
+		   rbind->version, rbind->received_version, flags, subtype);
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Nonce",
+		    rbind->nonce, sizeof(rbind->nonce));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: EMSK Compound MAC",
+		    rbind->emsk_compound_mac, sizeof(rbind->emsk_compound_mac));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: MSK Compound MAC",
+		    rbind->msk_compound_mac, sizeof(rbind->msk_compound_mac));
+
+	return 0;
+}
+
+
+static int eap_teap_get_cmk(struct eap_sm *sm, struct eap_teap_data *data,
+			    u8 *cmk_msk, u8 *cmk_emsk)
+{
+	u8 *msk = NULL, *emsk = NULL;
+	size_t msk_len = 0, emsk_len = 0;
+	int res;
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Determining CMK[%d] for Compound MAC calculation",
+		   data->simck_idx + 1);
+
+	if (!data->phase2_method)
+		return eap_teap_derive_cmk_basic_pw_auth(data->simck_msk,
+							 cmk_msk);
+
+	if (!data->phase2_method || !data->phase2_priv) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Phase 2 method not available");
+		return -1;
+	}
+
+	if (data->phase2_method->isKeyAvailable &&
+	    !data->phase2_method->isKeyAvailable(sm, data->phase2_priv)) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Phase 2 key material not available");
+		return -1;
+	}
+
+	if (data->phase2_method->isKeyAvailable &&
+	    data->phase2_method->getKey) {
+		msk = data->phase2_method->getKey(sm, data->phase2_priv,
+						  &msk_len);
+		if (!msk) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Could not fetch Phase 2 MSK");
+			return -1;
+		}
+	}
+
+	if (data->phase2_method->isKeyAvailable &&
+	    data->phase2_method->get_emsk) {
+		emsk = data->phase2_method->get_emsk(sm, data->phase2_priv,
+						     &emsk_len);
+	}
+
+	res = eap_teap_derive_imck(data->simck_msk, data->simck_emsk,
+				   msk, msk_len, emsk, emsk_len,
+				   data->simck_msk, cmk_msk,
+				   data->simck_emsk, cmk_emsk);
+	bin_clear_free(msk, msk_len);
+	bin_clear_free(emsk, emsk_len);
+	if (res == 0) {
+		data->simck_idx++;
+		if (emsk)
+			data->cmk_emsk_available = 1;
+	}
+	return res;
+}
+
+
+static int eap_teap_session_id(struct eap_teap_data *data)
+{
+	const size_t max_id_len = 100;
+	int res;
+
+	os_free(data->session_id);
+	data->session_id = os_malloc(max_id_len);
+	if (!data->session_id)
+		return -1;
+
+	data->session_id[0] = EAP_TYPE_TEAP;
+	res = tls_get_tls_unique(data->ssl.conn, data->session_id + 1,
+				 max_id_len - 1);
+	if (res < 0) {
+		os_free(data->session_id);
+		data->session_id = NULL;
+		wpa_printf(MSG_ERROR, "EAP-TEAP: Failed to derive Session-Id");
+		return -1;
+	}
+
+	data->id_len = 1 + res;
+	wpa_hexdump(MSG_DEBUG, "EAP-TEAP: Derived Session-Id",
+		    data->session_id, data->id_len);
+	return 0;
+}
+
+
+static struct wpabuf * eap_teap_process_crypto_binding(
+	struct eap_sm *sm, struct eap_teap_data *data,
+	struct eap_method_ret *ret,
+	const struct teap_tlv_crypto_binding *cb, size_t bind_len)
+{
+	struct wpabuf *resp;
+	u8 *pos;
+	u8 cmk_msk[EAP_TEAP_CMK_LEN];
+	u8 cmk_emsk[EAP_TEAP_CMK_LEN];
+	const u8 *cmk_emsk_ptr = NULL;
+	int res;
+	size_t len;
+	u8 flags;
+
+	if (eap_teap_validate_crypto_binding(data, cb) < 0 ||
+	    eap_teap_get_cmk(sm, data, cmk_msk, cmk_emsk) < 0)
+		return NULL;
+
+	/* Validate received MSK/EMSK Compound MAC */
+	flags = cb->subtype >> 4;
+
+	if (flags == TEAP_CRYPTO_BINDING_MSK_CMAC ||
+	    flags == TEAP_CRYPTO_BINDING_EMSK_AND_MSK_CMAC) {
+		u8 msk_compound_mac[EAP_TEAP_COMPOUND_MAC_LEN];
+
+		if (eap_teap_compound_mac(data->tls_cs, cb,
+					  data->server_outer_tlvs,
+					  data->peer_outer_tlvs, cmk_msk,
+					  msk_compound_mac) < 0)
+			return NULL;
+		res = os_memcmp_const(msk_compound_mac, cb->msk_compound_mac,
+				      EAP_TEAP_COMPOUND_MAC_LEN);
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Received MSK Compound MAC",
+			    cb->msk_compound_mac, EAP_TEAP_COMPOUND_MAC_LEN);
+		wpa_hexdump(MSG_MSGDUMP,
+			    "EAP-TEAP: Calculated MSK Compound MAC",
+			    msk_compound_mac, EAP_TEAP_COMPOUND_MAC_LEN);
+		if (res != 0) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: MSK Compound MAC did not match");
+			return NULL;
+		}
+	}
+
+	if ((flags == TEAP_CRYPTO_BINDING_EMSK_CMAC ||
+	     flags == TEAP_CRYPTO_BINDING_EMSK_AND_MSK_CMAC) &&
+	    data->cmk_emsk_available) {
+		u8 emsk_compound_mac[EAP_TEAP_COMPOUND_MAC_LEN];
+
+		if (eap_teap_compound_mac(data->tls_cs, cb,
+					  data->server_outer_tlvs,
+					  data->peer_outer_tlvs, cmk_emsk,
+					  emsk_compound_mac) < 0)
+			return NULL;
+		res = os_memcmp_const(emsk_compound_mac, cb->emsk_compound_mac,
+				      EAP_TEAP_COMPOUND_MAC_LEN);
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Received EMSK Compound MAC",
+			    cb->emsk_compound_mac, EAP_TEAP_COMPOUND_MAC_LEN);
+		wpa_hexdump(MSG_MSGDUMP,
+			    "EAP-TEAP: Calculated EMSK Compound MAC",
+			    emsk_compound_mac, EAP_TEAP_COMPOUND_MAC_LEN);
+		if (res != 0) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: EMSK Compound MAC did not match");
+			return NULL;
+		}
+
+		cmk_emsk_ptr = cmk_emsk;
+	}
+
+	if (flags == TEAP_CRYPTO_BINDING_EMSK_CMAC &&
+	    !data->cmk_emsk_available) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Server included only EMSK Compound MAC, but no locally generated inner EAP EMSK to validate this");
+		return NULL;
+	}
+
+	/*
+	 * Compound MAC was valid, so authentication succeeded. Reply with
+	 * crypto binding to allow server to complete authentication.
+	 */
+
+	len = sizeof(struct teap_tlv_crypto_binding);
+	resp = wpabuf_alloc(len);
+	if (!resp)
+		return NULL;
+
+	if (data->phase2_success && eap_teap_derive_msk(data) < 0) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Failed to generate MSK");
+		ret->methodState = METHOD_DONE;
+		ret->decision = DECISION_FAIL;
+		data->phase2_success = 0;
+		wpabuf_free(resp);
+		return NULL;
+	}
+
+	if (data->phase2_success && eap_teap_session_id(data) < 0) {
+		wpabuf_free(resp);
+		return NULL;
+	}
+
+	pos = wpabuf_put(resp, sizeof(struct teap_tlv_crypto_binding));
+	if (eap_teap_write_crypto_binding(
+		    data, (struct teap_tlv_crypto_binding *) pos,
+		    cb, cmk_msk, cmk_emsk_ptr) < 0) {
+		wpabuf_free(resp);
+		return NULL;
+	}
+
+	return resp;
+}
+
+
+static void eap_teap_parse_pac_tlv(struct eap_teap_pac *entry, int type,
+				   u8 *pos, size_t len, int *pac_key_found)
+{
+	switch (type & 0x7fff) {
+	case PAC_TYPE_PAC_KEY:
+		wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: PAC-Key", pos, len);
+		if (len != EAP_TEAP_PAC_KEY_LEN) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Invalid PAC-Key length %lu",
+				   (unsigned long) len);
+			break;
+		}
+		*pac_key_found = 1;
+		os_memcpy(entry->pac_key, pos, len);
+		break;
+	case PAC_TYPE_PAC_OPAQUE:
+		wpa_hexdump(MSG_DEBUG, "EAP-TEAP: PAC-Opaque", pos, len);
+		entry->pac_opaque = pos;
+		entry->pac_opaque_len = len;
+		break;
+	case PAC_TYPE_PAC_INFO:
+		wpa_hexdump(MSG_DEBUG, "EAP-TEAP: PAC-Info", pos, len);
+		entry->pac_info = pos;
+		entry->pac_info_len = len;
+		break;
+	default:
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Ignored unknown PAC type %d",
+			   type);
+		break;
+	}
+}
+
+
+static int eap_teap_process_pac_tlv(struct eap_teap_pac *entry,
+				    u8 *pac, size_t pac_len)
+{
+	struct pac_attr_hdr *hdr;
+	u8 *pos;
+	size_t left, len;
+	int type, pac_key_found = 0;
+
+	pos = pac;
+	left = pac_len;
+
+	while (left > sizeof(*hdr)) {
+		hdr = (struct pac_attr_hdr *) pos;
+		type = be_to_host16(hdr->type);
+		len = be_to_host16(hdr->len);
+		pos += sizeof(*hdr);
+		left -= sizeof(*hdr);
+		if (len > left) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: PAC TLV overrun (type=%d len=%lu left=%lu)",
+				   type, (unsigned long) len,
+				   (unsigned long) left);
+			return -1;
+		}
+
+		eap_teap_parse_pac_tlv(entry, type, pos, len, &pac_key_found);
+
+		pos += len;
+		left -= len;
+	}
+
+	if (!pac_key_found || !entry->pac_opaque || !entry->pac_info) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC TLV does not include all the required fields");
+		return -1;
+	}
+
+	return 0;
+}
+
+
+static int eap_teap_parse_pac_info(struct eap_teap_pac *entry, int type,
+				   u8 *pos, size_t len)
+{
+	u16 pac_type;
+	u32 lifetime;
+	struct os_time now;
+
+	switch (type & 0x7fff) {
+	case PAC_TYPE_CRED_LIFETIME:
+		if (len != 4) {
+			wpa_hexdump(MSG_DEBUG,
+				    "EAP-TEAP: PAC-Info - Invalid CRED_LIFETIME length - ignored",
+				    pos, len);
+			return 0;
+		}
+
+		/*
+		 * This is not currently saved separately in PAC files since
+		 * the server can automatically initiate PAC update when
+		 * needed. Anyway, the information is available from PAC-Info
+		 * dump if it is needed for something in the future.
+		 */
+		lifetime = WPA_GET_BE32(pos);
+		os_get_time(&now);
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC-Info - CRED_LIFETIME %d (%d days)",
+			   lifetime, (lifetime - (u32) now.sec) / 86400);
+		break;
+	case PAC_TYPE_A_ID:
+		wpa_hexdump_ascii(MSG_DEBUG, "EAP-TEAP: PAC-Info - A-ID",
+				  pos, len);
+		entry->a_id = pos;
+		entry->a_id_len = len;
+		break;
+	case PAC_TYPE_I_ID:
+		wpa_hexdump_ascii(MSG_DEBUG, "EAP-TEAP: PAC-Info - I-ID",
+				  pos, len);
+		entry->i_id = pos;
+		entry->i_id_len = len;
+		break;
+	case PAC_TYPE_A_ID_INFO:
+		wpa_hexdump_ascii(MSG_DEBUG, "EAP-TEAP: PAC-Info - A-ID-Info",
+				  pos, len);
+		entry->a_id_info = pos;
+		entry->a_id_info_len = len;
+		break;
+	case PAC_TYPE_PAC_TYPE:
+		/* RFC 7170, Section 4.2.12.6 - PAC-Type TLV */
+		if (len != 2) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Invalid PAC-Type length %lu (expected 2)",
+				   (unsigned long) len);
+			wpa_hexdump_ascii(MSG_DEBUG,
+					  "EAP-TEAP: PAC-Info - PAC-Type",
+					  pos, len);
+			return -1;
+		}
+		pac_type = WPA_GET_BE16(pos);
+		if (pac_type != PAC_TYPE_TUNNEL_PAC) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Unsupported PAC Type %d",
+				   pac_type);
+			return -1;
+		}
+
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: PAC-Info - PAC-Type %d",
+			   pac_type);
+		entry->pac_type = pac_type;
+		break;
+	default:
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Ignored unknown PAC-Info type %d", type);
+		break;
+	}
+
+	return 0;
+}
+
+
+static int eap_teap_process_pac_info(struct eap_teap_pac *entry)
+{
+	struct pac_attr_hdr *hdr;
+	u8 *pos;
+	size_t left, len;
+	int type;
+
+	/* RFC 7170, Section 4.2.12.4 */
+
+	/* PAC-Type defaults to Tunnel PAC (Type 1) */
+	entry->pac_type = PAC_TYPE_TUNNEL_PAC;
+
+	pos = entry->pac_info;
+	left = entry->pac_info_len;
+	while (left > sizeof(*hdr)) {
+		hdr = (struct pac_attr_hdr *) pos;
+		type = be_to_host16(hdr->type);
+		len = be_to_host16(hdr->len);
+		pos += sizeof(*hdr);
+		left -= sizeof(*hdr);
+		if (len > left) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: PAC-Info overrun (type=%d len=%lu left=%lu)",
+				   type, (unsigned long) len,
+				   (unsigned long) left);
+			return -1;
+		}
+
+		if (eap_teap_parse_pac_info(entry, type, pos, len) < 0)
+			return -1;
+
+		pos += len;
+		left -= len;
+	}
+
+	if (!entry->a_id || !entry->a_id_info) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC-Info does not include all the required fields");
+		return -1;
+	}
+
+	return 0;
+}
+
+
+static struct wpabuf * eap_teap_process_pac(struct eap_sm *sm,
+					    struct eap_teap_data *data,
+					    struct eap_method_ret *ret,
+					    u8 *pac, size_t pac_len)
+{
+	struct eap_peer_config *config = eap_get_config(sm);
+	struct eap_teap_pac entry;
+
+	os_memset(&entry, 0, sizeof(entry));
+	if (eap_teap_process_pac_tlv(&entry, pac, pac_len) ||
+	    eap_teap_process_pac_info(&entry))
+		return NULL;
+
+	eap_teap_add_pac(&data->pac, &data->current_pac, &entry);
+	eap_teap_pac_list_truncate(data->pac, data->max_pac_list_len);
+	if (data->use_pac_binary_format)
+		eap_teap_save_pac_bin(sm, data->pac, config->pac_file);
+	else
+		eap_teap_save_pac(sm, data->pac, config->pac_file);
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Send PAC-Acknowledgement - %s initiated provisioning completed successfully",
+		   data->provisioning ? "peer" : "server");
+	return eap_teap_tlv_pac_ack();
+}
+
+
+static int eap_teap_parse_decrypted(struct wpabuf *decrypted,
+				    struct eap_teap_tlv_parse *tlv,
+				    struct wpabuf **resp)
+{
+	u16 tlv_type;
+	int mandatory, res;
+	size_t len;
+	u8 *pos, *end;
+
+	os_memset(tlv, 0, sizeof(*tlv));
+
+	/* Parse TLVs from the decrypted Phase 2 data */
+	pos = wpabuf_mhead(decrypted);
+	end = pos + wpabuf_len(decrypted);
+	while (end - pos >= 4) {
+		mandatory = pos[0] & 0x80;
+		tlv_type = WPA_GET_BE16(pos) & 0x3fff;
+		pos += 2;
+		len = WPA_GET_BE16(pos);
+		pos += 2;
+		if (len > (size_t) (end - pos)) {
+			wpa_printf(MSG_INFO, "EAP-TEAP: TLV overflow");
+			return -1;
+		}
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Received Phase 2: TLV type %u (%s) length %u%s",
+			   tlv_type, eap_teap_tlv_type_str(tlv_type),
+			   (unsigned int) len,
+			   mandatory ? " (mandatory)" : "");
+
+		res = eap_teap_parse_tlv(tlv, tlv_type, pos, len);
+		if (res == -2)
+			break;
+		if (res < 0) {
+			if (mandatory) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: NAK unknown mandatory TLV type %u",
+					   tlv_type);
+				*resp = eap_teap_tlv_nak(0, tlv_type);
+				break;
+			}
+
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Ignore unknown optional TLV type %u",
+				   tlv_type);
+		}
+
+		pos += len;
+	}
+
+	return 0;
+}
+
+
+static struct wpabuf * eap_teap_pac_request(void)
+{
+	struct wpabuf *req;
+	struct teap_tlv_request_action *act;
+	struct teap_tlv_hdr *pac;
+	struct teap_attr_pac_type *type;
+
+	req = wpabuf_alloc(sizeof(*act) + sizeof(*pac) + sizeof(*type));
+	if (!req)
+		return NULL;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add Request Action TLV (Process TLV)");
+	act = wpabuf_put(req, sizeof(*act));
+	act->tlv_type = host_to_be16(TEAP_TLV_REQUEST_ACTION);
+	act->length = host_to_be16(2);
+	act->status = TEAP_STATUS_SUCCESS;
+	act->action = TEAP_REQUEST_ACTION_PROCESS_TLV;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add PAC TLV (PAC-Type = Tunnel)");
+	pac = wpabuf_put(req, sizeof(*pac));
+	pac->tlv_type = host_to_be16(TEAP_TLV_PAC);
+	pac->length = host_to_be16(sizeof(*type));
+
+	type = wpabuf_put(req, sizeof(*type));
+	type->type = host_to_be16(PAC_TYPE_PAC_TYPE);
+	type->length = host_to_be16(2);
+	type->pac_type = host_to_be16(PAC_TYPE_TUNNEL_PAC);
+
+	return req;
+}
+
+
+static int eap_teap_process_decrypted(struct eap_sm *sm,
+				      struct eap_teap_data *data,
+				      struct eap_method_ret *ret,
+				      u8 identifier,
+				      struct wpabuf *decrypted,
+				      struct wpabuf **out_data)
+{
+	struct wpabuf *resp = NULL, *tmp;
+	struct eap_teap_tlv_parse tlv;
+	int failed = 0;
+	enum teap_error_codes error = 0;
+
+	if (eap_teap_parse_decrypted(decrypted, &tlv, &resp) < 0) {
+		/* Parsing failed - no response available */
+		return 0;
+	}
+
+	if (resp) {
+		/* Parsing rejected the message - send out an error response */
+		goto send_resp;
+	}
+
+	if (tlv.result == TEAP_STATUS_FAILURE) {
+		/* Server indicated failure - respond similarly per
+		 * RFC 7170, 3.6.3. This authentication exchange cannot succeed
+		 * and will be terminated with a cleartext EAP Failure. */
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Server rejected authentication");
+		resp = eap_teap_tlv_result(TEAP_STATUS_FAILURE, 0);
+		ret->methodState = METHOD_DONE;
+		ret->decision = DECISION_FAIL;
+		goto send_resp;
+	}
+
+	if ((tlv.iresult == TEAP_STATUS_SUCCESS ||
+	     (!data->result_success_done &&
+	      tlv.result == TEAP_STATUS_SUCCESS)) &&
+	    !tlv.crypto_binding) {
+		/* Result TLV or Intermediate-Result TLV indicating success,
+		 * but no Crypto-Binding TLV */
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Result TLV or Intermediate-Result TLV indicating success, but no Crypto-Binding TLV");
+		failed = 1;
+		error = TEAP_ERROR_TUNNEL_COMPROMISE_ERROR;
+		goto done;
+	}
+
+	if (tlv.iresult != TEAP_STATUS_SUCCESS &&
+	    tlv.iresult != TEAP_STATUS_FAILURE &&
+	    data->inner_method_done) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Inner EAP method exchange completed, but no Intermediate-Result TLV included");
+		failed = 1;
+		error = TEAP_ERROR_TUNNEL_COMPROMISE_ERROR;
+		goto done;
+	}
+
+	if (tlv.basic_auth_req) {
+		tmp = eap_teap_process_basic_auth_req(sm, data,
+						      tlv.basic_auth_req,
+						      tlv.basic_auth_req_len);
+		if (!tmp)
+			failed = 1;
+		resp = wpabuf_concat(resp, tmp);
+	} else if (tlv.eap_payload_tlv) {
+		tmp = eap_teap_process_eap_payload_tlv(sm, data, ret,
+						       tlv.eap_payload_tlv,
+						       tlv.eap_payload_tlv_len);
+		if (!tmp)
+			failed = 1;
+		resp = wpabuf_concat(resp, tmp);
+
+		if (tlv.iresult == TEAP_STATUS_SUCCESS ||
+		    tlv.iresult == TEAP_STATUS_FAILURE) {
+			tmp = eap_teap_tlv_result(failed ?
+						  TEAP_STATUS_FAILURE :
+						  TEAP_STATUS_SUCCESS, 1);
+			resp = wpabuf_concat(resp, tmp);
+			if (tlv.iresult == TEAP_STATUS_FAILURE)
+				failed = 1;
+		}
+	}
+
+	if (tlv.crypto_binding) {
+		if (tlv.iresult != TEAP_STATUS_SUCCESS &&
+		    tlv.result != TEAP_STATUS_SUCCESS) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Unexpected Crypto-Binding TLV without Result TLV or Intermediate-Result TLV indicating success");
+			failed = 1;
+			error = TEAP_ERROR_UNEXPECTED_TLVS_EXCHANGED;
+			goto done;
+		}
+
+		tmp = eap_teap_process_crypto_binding(sm, data, ret,
+						      tlv.crypto_binding,
+						      tlv.crypto_binding_len);
+		if (!tmp) {
+			failed = 1;
+			error = TEAP_ERROR_TUNNEL_COMPROMISE_ERROR;
+		} else {
+			resp = wpabuf_concat(resp, tmp);
+			if (tlv.result == TEAP_STATUS_SUCCESS && !failed)
+				data->result_success_done = 1;
+			if (tlv.iresult == TEAP_STATUS_SUCCESS && !failed)
+				data->inner_method_done = 0;
+		}
+	}
+
+	if (data->result_success_done && data->session_ticket_used &&
+	    eap_teap_derive_msk(data) == 0) {
+		/* Assume the server might accept authentication without going
+		 * through inner authentication. */
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC used - server may decide to skip inner authentication");
+		ret->methodState = METHOD_MAY_CONT;
+		ret->decision = DECISION_COND_SUCC;
+	}
+
+	if (tlv.pac) {
+		if (tlv.result == TEAP_STATUS_SUCCESS) {
+			tmp = eap_teap_process_pac(sm, data, ret,
+						   tlv.pac, tlv.pac_len);
+			resp = wpabuf_concat(resp, tmp);
+		} else {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: PAC TLV without Result TLV acknowledging success");
+			failed = 1;
+			error = TEAP_ERROR_UNEXPECTED_TLVS_EXCHANGED;
+		}
+	}
+
+	if (!data->current_pac && data->provisioning && !failed && !tlv.pac &&
+	    tlv.crypto_binding &&
+	    (!data->anon_provisioning ||
+	     (data->phase2_success && data->phase2_method &&
+	      data->phase2_method->vendor == 0 &&
+	      eap_teap_allowed_anon_prov_cipher_suite(data->tls_cs) &&
+	      eap_teap_allowed_anon_prov_phase2_method(
+		      data->phase2_method->method))) &&
+	    (tlv.iresult == TEAP_STATUS_SUCCESS ||
+	     tlv.result == TEAP_STATUS_SUCCESS)) {
+		/*
+		 * Need to request Tunnel PAC when using authenticated
+		 * provisioning.
+		 */
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Request Tunnel PAC");
+		tmp = eap_teap_pac_request();
+		resp = wpabuf_concat(resp, tmp);
+	}
+
+done:
+	if (failed) {
+		tmp = eap_teap_tlv_result(TEAP_STATUS_FAILURE, 0);
+		resp = wpabuf_concat(tmp, resp);
+
+		if (error != 0) {
+			tmp = eap_teap_tlv_error(error);
+			resp = wpabuf_concat(tmp, resp);
+		}
+
+		ret->methodState = METHOD_DONE;
+		ret->decision = DECISION_FAIL;
+	} else if (tlv.result == TEAP_STATUS_SUCCESS) {
+		tmp = eap_teap_tlv_result(TEAP_STATUS_SUCCESS, 0);
+		resp = wpabuf_concat(tmp, resp);
+	}
+
+	if (resp && tlv.result == TEAP_STATUS_SUCCESS && !failed &&
+	    tlv.crypto_binding && data->phase2_success) {
+		/* Successfully completed Phase 2 */
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Authentication completed successfully");
+		ret->methodState = data->provisioning ?
+			METHOD_MAY_CONT : METHOD_DONE;
+		ret->decision = DECISION_UNCOND_SUCC;
+	}
+
+	if (!resp) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No recognized TLVs - send empty response packet");
+		resp = wpabuf_alloc(1);
+	}
+
+send_resp:
+	if (!resp)
+		return 0;
+
+	wpa_hexdump_buf(MSG_DEBUG, "EAP-TEAP: Encrypting Phase 2 data", resp);
+	if (eap_peer_tls_encrypt(sm, &data->ssl, EAP_TYPE_TEAP,
+				 data->teap_version, identifier,
+				 resp, out_data)) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Failed to encrypt a Phase 2 frame");
+	}
+	wpabuf_free(resp);
+
+	return 0;
+}
+
+
+static int eap_teap_decrypt(struct eap_sm *sm, struct eap_teap_data *data,
+			    struct eap_method_ret *ret, u8 identifier,
+			    const struct wpabuf *in_data,
+			    struct wpabuf **out_data)
+{
+	struct wpabuf *in_decrypted;
+	int res;
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Received %lu bytes encrypted data for Phase 2",
+		   (unsigned long) wpabuf_len(in_data));
+
+	if (data->pending_phase2_req) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Pending Phase 2 request - skip decryption and use old data");
+		/* Clear TLS reassembly state. */
+		eap_peer_tls_reset_input(&data->ssl);
+
+		in_decrypted = data->pending_phase2_req;
+		data->pending_phase2_req = NULL;
+		goto continue_req;
+	}
+
+	if (wpabuf_len(in_data) == 0) {
+		/* Received TLS ACK - requesting more fragments */
+		return eap_peer_tls_encrypt(sm, &data->ssl, EAP_TYPE_TEAP,
+					    data->teap_version,
+					    identifier, NULL, out_data);
+	}
+
+	res = eap_peer_tls_decrypt(sm, &data->ssl, in_data, &in_decrypted);
+	if (res)
+		return res;
+
+continue_req:
+	wpa_hexdump_buf(MSG_MSGDUMP, "EAP-TEAP: Decrypted Phase 2 TLV(s)",
+			in_decrypted);
+
+	if (wpabuf_len(in_decrypted) < 4) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Too short Phase 2 TLV frame (len=%lu)",
+			   (unsigned long) wpabuf_len(in_decrypted));
+		wpabuf_free(in_decrypted);
+		return -1;
+	}
+
+	res = eap_teap_process_decrypted(sm, data, ret, identifier,
+					 in_decrypted, out_data);
+
+	wpabuf_free(in_decrypted);
+
+	return res;
+}
+
+
+static void eap_teap_select_pac(struct eap_teap_data *data,
+				const u8 *a_id, size_t a_id_len)
+{
+	if (!a_id)
+		return;
+	data->current_pac = eap_teap_get_pac(data->pac, a_id, a_id_len,
+					     PAC_TYPE_TUNNEL_PAC);
+	if (data->current_pac) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC found for this A-ID (PAC-Type %d)",
+			   data->current_pac->pac_type);
+		wpa_hexdump_ascii(MSG_MSGDUMP, "EAP-TEAP: A-ID-Info",
+				  data->current_pac->a_id_info,
+				  data->current_pac->a_id_info_len);
+	}
+}
+
+
+static int eap_teap_use_pac_opaque(struct eap_sm *sm,
+				   struct eap_teap_data *data,
+				   struct eap_teap_pac *pac)
+{
+	u8 *tlv;
+	size_t tlv_len, olen;
+	struct teap_tlv_hdr *ehdr;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add PAC-Opaque TLS extension");
+	olen = pac->pac_opaque_len;
+	tlv_len = sizeof(*ehdr) + olen;
+	tlv = os_malloc(tlv_len);
+	if (tlv) {
+		ehdr = (struct teap_tlv_hdr *) tlv;
+		ehdr->tlv_type = host_to_be16(PAC_TYPE_PAC_OPAQUE);
+		ehdr->length = host_to_be16(olen);
+		os_memcpy(ehdr + 1, pac->pac_opaque, olen);
+	}
+	if (!tlv ||
+	    tls_connection_client_hello_ext(sm->ssl_ctx, data->ssl.conn,
+					    TLS_EXT_PAC_OPAQUE,
+					    tlv, tlv_len) < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Failed to add PAC-Opaque TLS extension");
+		os_free(tlv);
+		return -1;
+	}
+	os_free(tlv);
+
+	return 0;
+}
+
+
+static int eap_teap_clear_pac_opaque_ext(struct eap_sm *sm,
+					 struct eap_teap_data *data)
+{
+	if (tls_connection_client_hello_ext(sm->ssl_ctx, data->ssl.conn,
+					    TLS_EXT_PAC_OPAQUE, NULL, 0) < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Failed to remove PAC-Opaque TLS extension");
+		return -1;
+	}
+	return 0;
+}
+
+
+static int eap_teap_process_start(struct eap_sm *sm,
+				  struct eap_teap_data *data, u8 flags,
+				  const u8 *pos, size_t left)
+{
+	const u8 *a_id = NULL;
+	size_t a_id_len = 0;
+
+	/* TODO: Support (mostly theoretical) case of TEAP/Start request being
+	 * fragmented */
+
+	/* EAP-TEAP version negotiation (RFC 7170, Section 3.2) */
+	data->received_version = flags & EAP_TLS_VERSION_MASK;
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Start (server ver=%u, own ver=%u)",
+		   data->received_version, data->teap_version);
+	if (data->received_version < 1) {
+		/* Version 1 was the first defined version, so reject 0 */
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Server used unknown TEAP version %u",
+			   data->received_version);
+		return -1;
+	}
+	if (data->received_version < data->teap_version)
+		data->teap_version = data->received_version;
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Using TEAP version %d",
+		   data->teap_version);
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Start message payload", pos, left);
+
+	/* Parse Authority-ID TLV from Outer TLVs, if present */
+	if (flags & EAP_TEAP_FLAGS_OUTER_TLV_LEN) {
+		const u8 *outer_pos, *outer_end;
+		u32 outer_tlv_len;
+
+		if (left < 4) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Not enough room for the Outer TLV Length field");
+			return -1;
+		}
+
+		outer_tlv_len = WPA_GET_BE32(pos);
+		pos += 4;
+		left -= 4;
+
+		if (outer_tlv_len > left) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Truncated Outer TLVs field (Outer TLV Length: %u; remaining buffer: %u)",
+				   outer_tlv_len, (unsigned int) left);
+			return -1;
+		}
+
+		outer_pos = pos + left - outer_tlv_len;
+		outer_end = outer_pos + outer_tlv_len;
+		wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Start message Outer TLVs",
+			    outer_pos, outer_tlv_len);
+		wpabuf_free(data->server_outer_tlvs);
+		data->server_outer_tlvs = wpabuf_alloc_copy(outer_pos,
+							    outer_tlv_len);
+		if (!data->server_outer_tlvs)
+			return -1;
+		left -= outer_tlv_len;
+		if (left > 0) {
+			wpa_hexdump(MSG_INFO,
+				    "EAP-TEAP: Unexpected TLS Data in Start message",
+				    pos, left);
+			return -1;
+		}
+
+		while (outer_pos < outer_end) {
+			u16 tlv_type, tlv_len;
+
+			if (outer_end - outer_pos < 4) {
+				wpa_printf(MSG_INFO,
+					   "EAP-TEAP: Truncated Outer TLV header");
+				return -1;
+			}
+			tlv_type = WPA_GET_BE16(outer_pos);
+			outer_pos += 2;
+			tlv_len = WPA_GET_BE16(outer_pos);
+			outer_pos += 2;
+			/* Outer TLVs are required to be optional, so no need to
+			 * check the M flag */
+			tlv_type &= TEAP_TLV_TYPE_MASK;
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Outer TLV: Type=%u Length=%u",
+				   tlv_type, tlv_len);
+			if (outer_end - outer_pos < tlv_len) {
+				wpa_printf(MSG_INFO,
+					   "EAP-TEAP: Truncated Outer TLV (Type %u)",
+					   tlv_type);
+				return -1;
+			}
+			if (tlv_type == TEAP_TLV_AUTHORITY_ID) {
+				wpa_hexdump(MSG_DEBUG, "EAP-TEAP: Authority-ID",
+					    outer_pos, tlv_len);
+				if (a_id) {
+					wpa_printf(MSG_INFO,
+						   "EAP-TEAP: Multiple Authority-ID TLVs in TEAP/Start");
+					return -1;
+				}
+				a_id = outer_pos;
+				a_id_len = tlv_len;
+			} else {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: Ignore unknown Outer TLV (Type %u)",
+					   tlv_type);
+			}
+			outer_pos += tlv_len;
+		}
+	} else if (left > 0) {
+		wpa_hexdump(MSG_INFO,
+			    "EAP-TEAP: Unexpected TLS Data in Start message",
+			    pos, left);
+		return -1;
+	}
+
+	eap_teap_select_pac(data, a_id, a_id_len);
+
+	if (data->resuming && data->current_pac) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Trying to resume session - do not add PAC-Opaque to TLS ClientHello");
+		if (eap_teap_clear_pac_opaque_ext(sm, data) < 0)
+			return -1;
+	} else if (data->current_pac) {
+		/*
+		 * PAC found for the A-ID and we are not resuming an old
+		 * session, so add PAC-Opaque extension to ClientHello.
+		 */
+		if (eap_teap_use_pac_opaque(sm, data, data->current_pac) < 0)
+			return -1;
+	} else if (data->provisioning_allowed) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No PAC found - starting provisioning");
+		if (eap_teap_clear_pac_opaque_ext(sm, data) < 0)
+			return -1;
+		data->provisioning = 1;
+	}
+
+	return 0;
+}
+
+
+#ifdef CONFIG_TESTING_OPTIONS
+static struct wpabuf * eap_teap_add_dummy_outer_tlvs(struct eap_teap_data *data,
+						     struct wpabuf *resp)
+{
+	struct wpabuf *resp2;
+	u16 len;
+	const u8 *pos;
+	u8 flags;
+
+	wpabuf_free(data->peer_outer_tlvs);
+	data->peer_outer_tlvs = wpabuf_alloc(4 + 4);
+	if (!data->peer_outer_tlvs) {
+		wpabuf_free(resp);
+		return NULL;
+	}
+
+	/* Outer TLVs (dummy Vendor-Specific TLV for testing) */
+	wpabuf_put_be16(data->peer_outer_tlvs, TEAP_TLV_VENDOR_SPECIFIC);
+	wpabuf_put_be16(data->peer_outer_tlvs, 4);
+	wpabuf_put_be32(data->peer_outer_tlvs, EAP_VENDOR_HOSTAP);
+	wpa_hexdump_buf(MSG_DEBUG, "EAP-TEAP: TESTING - Add dummy Outer TLVs",
+			data->peer_outer_tlvs);
+
+	wpa_hexdump_buf(MSG_DEBUG,
+			"EAP-TEAP: TEAP/Start response before modification",
+			resp);
+	resp2 = wpabuf_alloc(wpabuf_len(resp) + 4 +
+			     wpabuf_len(data->peer_outer_tlvs));
+	if (!resp2) {
+		wpabuf_free(resp);
+		return NULL;
+	}
+
+	pos = wpabuf_head(resp);
+	wpabuf_put_u8(resp2, *pos++); /* Code */
+	wpabuf_put_u8(resp2, *pos++); /* Identifier */
+	len = WPA_GET_BE16(pos);
+	pos += 2;
+	wpabuf_put_be16(resp2, len + 4 + wpabuf_len(data->peer_outer_tlvs));
+	wpabuf_put_u8(resp2, *pos++); /* Type */
+	/* Flags | Ver (with Outer TLV length included flag set to 1) */
+	flags = *pos++;
+	if (flags & (EAP_TEAP_FLAGS_OUTER_TLV_LEN |
+		     EAP_TLS_FLAGS_LENGTH_INCLUDED)) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Cannot add Outer TLVs for testing");
+		wpabuf_free(resp);
+		wpabuf_free(resp2);
+		return NULL;
+	}
+	flags |= EAP_TEAP_FLAGS_OUTER_TLV_LEN;
+	wpabuf_put_u8(resp2, flags);
+	/* Outer TLV Length */
+	wpabuf_put_be32(resp2, wpabuf_len(data->peer_outer_tlvs));
+	/* TLS Data */
+	wpabuf_put_data(resp2, pos, wpabuf_len(resp) - 6);
+	wpabuf_put_buf(resp2, data->peer_outer_tlvs); /* Outer TLVs */
+
+	wpabuf_free(resp);
+	wpa_hexdump_buf(MSG_DEBUG,
+			"EAP-TEAP: TEAP/Start response after modification",
+			resp2);
+	return resp2;
+}
+#endif /* CONFIG_TESTING_OPTIONS */
+
+
+static struct wpabuf * eap_teap_process(struct eap_sm *sm, void *priv,
+					struct eap_method_ret *ret,
+					const struct wpabuf *reqData)
+{
+	const struct eap_hdr *req;
+	size_t left;
+	int res;
+	u8 flags, id;
+	struct wpabuf *resp;
+	const u8 *pos;
+	struct eap_teap_data *data = priv;
+	struct wpabuf msg;
+
+	pos = eap_peer_tls_process_init(sm, &data->ssl, EAP_TYPE_TEAP, ret,
+					reqData, &left, &flags);
+	if (!pos)
+		return NULL;
+
+	req = wpabuf_head(reqData);
+	id = req->identifier;
+
+	if (flags & EAP_TLS_FLAGS_START) {
+		if (eap_teap_process_start(sm, data, flags, pos, left) < 0)
+			return NULL;
+
+		/* Outer TLVs are not used in further packet processing and
+		 * there cannot be TLS Data in this TEAP/Start message, so
+		 * enforce that by ignoring whatever data might remain in the
+		 * buffer. */
+		left = 0;
+	} else if (flags & EAP_TEAP_FLAGS_OUTER_TLV_LEN) {
+		/* TODO: RFC 7170, Section 4.3.1 indicates that the unexpected
+		 * Outer TLVs MUST be ignored instead of ignoring the full
+		 * message. */
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Outer TLVs present in non-Start message -> ignore message");
+		return NULL;
+	}
+
+	wpabuf_set(&msg, pos, left);
+
+	resp = NULL;
+	if (tls_connection_established(sm->ssl_ctx, data->ssl.conn) &&
+	    !data->resuming) {
+		/* Process tunneled (encrypted) phase 2 data. */
+		res = eap_teap_decrypt(sm, data, ret, id, &msg, &resp);
+		if (res < 0) {
+			ret->methodState = METHOD_DONE;
+			ret->decision = DECISION_FAIL;
+			/*
+			 * Ack possible Alert that may have caused failure in
+			 * decryption.
+			 */
+			res = 1;
+		}
+	} else {
+		if (sm->waiting_ext_cert_check && data->pending_resp) {
+			struct eap_peer_config *config = eap_get_config(sm);
+
+			if (config->pending_ext_cert_check ==
+			    EXT_CERT_CHECK_GOOD) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: External certificate check succeeded - continue handshake");
+				resp = data->pending_resp;
+				data->pending_resp = NULL;
+				sm->waiting_ext_cert_check = 0;
+				return resp;
+			}
+
+			if (config->pending_ext_cert_check ==
+			    EXT_CERT_CHECK_BAD) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: External certificate check failed - force authentication failure");
+				ret->methodState = METHOD_DONE;
+				ret->decision = DECISION_FAIL;
+				sm->waiting_ext_cert_check = 0;
+				return NULL;
+			}
+
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Continuing to wait external server certificate validation");
+			return NULL;
+		}
+
+		/* Continue processing TLS handshake (phase 1). */
+		res = eap_peer_tls_process_helper(sm, &data->ssl,
+						  EAP_TYPE_TEAP,
+						  data->teap_version, id, &msg,
+						  &resp);
+		if (res < 0) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: TLS processing failed");
+			ret->methodState = METHOD_DONE;
+			ret->decision = DECISION_FAIL;
+			return resp;
+		}
+
+		if (sm->waiting_ext_cert_check) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Waiting external server certificate validation");
+			wpabuf_free(data->pending_resp);
+			data->pending_resp = resp;
+			return NULL;
+		}
+
+		if (tls_connection_established(sm->ssl_ctx, data->ssl.conn)) {
+			char cipher[80];
+
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: TLS done, proceed to Phase 2");
+			data->tls_cs =
+				tls_connection_get_cipher_suite(data->ssl.conn);
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: TLS cipher suite 0x%04x",
+				   data->tls_cs);
+
+			if (data->provisioning &&
+			    (!(data->provisioning_allowed &
+			       EAP_TEAP_PROV_AUTH) ||
+			     tls_get_cipher(sm->ssl_ctx, data->ssl.conn,
+					    cipher, sizeof(cipher)) < 0 ||
+			     os_strstr(cipher, "ADH-") ||
+			     os_strstr(cipher, "anon"))) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: Using anonymous (unauthenticated) provisioning");
+				data->anon_provisioning = 1;
+			} else {
+				data->anon_provisioning = 0;
+			}
+			data->resuming = 0;
+			if (eap_teap_derive_key_auth(sm, data) < 0) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: Could not derive keys");
+				ret->methodState = METHOD_DONE;
+				ret->decision = DECISION_FAIL;
+				wpabuf_free(resp);
+				return NULL;
+			}
+		}
+
+		if (res == 2) {
+			/*
+			 * Application data included in the handshake message.
+			 */
+			wpabuf_free(data->pending_phase2_req);
+			data->pending_phase2_req = resp;
+			resp = NULL;
+			res = eap_teap_decrypt(sm, data, ret, id, &msg, &resp);
+		}
+	}
+
+	if (res == 1) {
+		wpabuf_free(resp);
+		return eap_peer_tls_build_ack(id, EAP_TYPE_TEAP,
+					      data->teap_version);
+	}
+
+#ifdef CONFIG_TESTING_OPTIONS
+	if (data->test_outer_tlvs && res == 0 && resp &&
+	    (flags & EAP_TLS_FLAGS_START) && wpabuf_len(resp) >= 6)
+		resp = eap_teap_add_dummy_outer_tlvs(data, resp);
+#endif /* CONFIG_TESTING_OPTIONS */
+
+	return resp;
+}
+
+
+#if 0 /* TODO */
+static Boolean eap_teap_has_reauth_data(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+
+	return tls_connection_established(sm->ssl_ctx, data->ssl.conn);
+}
+
+
+static void eap_teap_deinit_for_reauth(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+
+	if (data->phase2_priv && data->phase2_method &&
+	    data->phase2_method->deinit_for_reauth)
+		data->phase2_method->deinit_for_reauth(sm, data->phase2_priv);
+	eap_teap_clear(data);
+}
+
+
+static void * eap_teap_init_for_reauth(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+
+	if (eap_peer_tls_reauth_init(sm, &data->ssl)) {
+		eap_teap_deinit(sm, data);
+		return NULL;
+	}
+	if (data->phase2_priv && data->phase2_method &&
+	    data->phase2_method->init_for_reauth)
+		data->phase2_method->init_for_reauth(sm, data->phase2_priv);
+	data->phase2_success = 0;
+	data->inner_method_done = 0;
+	data->result_success_done = 0;
+	data->resuming = 1;
+	data->provisioning = 0;
+	data->anon_provisioning = 0;
+	data->simck_idx = 0;
+	return priv;
+}
+#endif
+
+
+static int eap_teap_get_status(struct eap_sm *sm, void *priv, char *buf,
+			       size_t buflen, int verbose)
+{
+	struct eap_teap_data *data = priv;
+	int len, ret;
+
+	len = eap_peer_tls_status(sm, &data->ssl, buf, buflen, verbose);
+	if (data->phase2_method) {
+		ret = os_snprintf(buf + len, buflen - len,
+				  "EAP-TEAP Phase 2 method=%s\n",
+				  data->phase2_method->name);
+		if (os_snprintf_error(buflen - len, ret))
+			return len;
+		len += ret;
+	}
+	return len;
+}
+
+
+static Boolean eap_teap_isKeyAvailable(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+
+	return data->success;
+}
+
+
+static u8 * eap_teap_getKey(struct eap_sm *sm, void *priv, size_t *len)
+{
+	struct eap_teap_data *data = priv;
+	u8 *key;
+
+	if (!data->success)
+		return NULL;
+
+	key = os_memdup(data->key_data, EAP_TEAP_KEY_LEN);
+	if (!key)
+		return NULL;
+
+	*len = EAP_TEAP_KEY_LEN;
+
+	return key;
+}
+
+
+static u8 * eap_teap_get_session_id(struct eap_sm *sm, void *priv, size_t *len)
+{
+	struct eap_teap_data *data = priv;
+	u8 *id;
+
+	if (!data->success || !data->session_id)
+		return NULL;
+
+	id = os_memdup(data->session_id, data->id_len);
+	if (!id)
+		return NULL;
+
+	*len = data->id_len;
+
+	return id;
+}
+
+
+static u8 * eap_teap_get_emsk(struct eap_sm *sm, void *priv, size_t *len)
+{
+	struct eap_teap_data *data = priv;
+	u8 *key;
+
+	if (!data->success)
+		return NULL;
+
+	key = os_memdup(data->emsk, EAP_EMSK_LEN);
+	if (!key)
+		return NULL;
+
+	*len = EAP_EMSK_LEN;
+
+	return key;
+}
+
+
+int eap_peer_teap_register(void)
+{
+	struct eap_method *eap;
+
+	eap = eap_peer_method_alloc(EAP_PEER_METHOD_INTERFACE_VERSION,
+				    EAP_VENDOR_IETF, EAP_TYPE_TEAP, "TEAP");
+	if (!eap)
+		return -1;
+
+	eap->init = eap_teap_init;
+	eap->deinit = eap_teap_deinit;
+	eap->process = eap_teap_process;
+	eap->isKeyAvailable = eap_teap_isKeyAvailable;
+	eap->getKey = eap_teap_getKey;
+	eap->getSessionId = eap_teap_get_session_id;
+	eap->get_status = eap_teap_get_status;
+#if 0 /* TODO */
+	eap->has_reauth_data = eap_teap_has_reauth_data;
+	eap->deinit_for_reauth = eap_teap_deinit_for_reauth;
+	eap->init_for_reauth = eap_teap_init_for_reauth;
+#endif
+	eap->get_emsk = eap_teap_get_emsk;
+
+	return eap_peer_method_register(eap);
+}
diff --git a/src/eap_peer/eap_teap_pac.c b/src/eap_peer/eap_teap_pac.c
new file mode 100644
index 0000000..34a2743
--- /dev/null
+++ b/src/eap_peer/eap_teap_pac.c
@@ -0,0 +1,931 @@
+/*
+ * EAP peer method: EAP-TEAP PAC file processing
+ * Copyright (c) 2004-2019, 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 "eap_config.h"
+#include "eap_i.h"
+#include "eap_teap_pac.h"
+
+/* TODO: encrypt PAC-Key in the PAC file */
+
+
+/* Text data format */
+static const char *pac_file_hdr =
+	"wpa_supplicant EAP-TEAP PAC file - version 1";
+
+/*
+ * Binary data format
+ * 4-octet magic value: 6A E4 92 1C
+ * 2-octet version (big endian)
+ * <version specific data>
+ *
+ * version=0:
+ * Sequence of PAC entries:
+ *   2-octet PAC-Type (big endian)
+ *   32-octet PAC-Key
+ *   2-octet PAC-Opaque length (big endian)
+ *   <variable len> PAC-Opaque data (length bytes)
+ *   2-octet PAC-Info length (big endian)
+ *   <variable len> PAC-Info data (length bytes)
+ */
+
+#define EAP_TEAP_PAC_BINARY_MAGIC 0x6ae4921c
+#define EAP_TEAP_PAC_BINARY_FORMAT_VERSION 0
+
+
+/**
+ * eap_teap_free_pac - Free PAC data
+ * @pac: Pointer to the PAC entry
+ *
+ * Note that the PAC entry must not be in a list since this function does not
+ * remove the list links.
+ */
+void eap_teap_free_pac(struct eap_teap_pac *pac)
+{
+	os_free(pac->pac_opaque);
+	os_free(pac->pac_info);
+	os_free(pac->a_id);
+	os_free(pac->i_id);
+	os_free(pac->a_id_info);
+	os_free(pac);
+}
+
+
+/**
+ * eap_teap_get_pac - Get a PAC entry based on A-ID
+ * @pac_root: Pointer to root of the PAC list
+ * @a_id: A-ID to search for
+ * @a_id_len: Length of A-ID
+ * @pac_type: PAC-Type to search for
+ * Returns: Pointer to the PAC entry, or %NULL if A-ID not found
+ */
+struct eap_teap_pac * eap_teap_get_pac(struct eap_teap_pac *pac_root,
+				       const u8 *a_id, size_t a_id_len,
+				       u16 pac_type)
+{
+	struct eap_teap_pac *pac = pac_root;
+
+	while (pac) {
+		if (pac->pac_type == pac_type && pac->a_id_len == a_id_len &&
+		    os_memcmp(pac->a_id, a_id, a_id_len) == 0) {
+			return pac;
+		}
+		pac = pac->next;
+	}
+	return NULL;
+}
+
+
+static void eap_teap_remove_pac(struct eap_teap_pac **pac_root,
+				struct eap_teap_pac **pac_current,
+				const u8 *a_id, size_t a_id_len, u16 pac_type)
+{
+	struct eap_teap_pac *pac, *prev;
+
+	pac = *pac_root;
+	prev = NULL;
+
+	while (pac) {
+		if (pac->pac_type == pac_type && pac->a_id_len == a_id_len &&
+		    os_memcmp(pac->a_id, a_id, a_id_len) == 0) {
+			if (!prev)
+				*pac_root = pac->next;
+			else
+				prev->next = pac->next;
+			if (*pac_current == pac)
+				*pac_current = NULL;
+			eap_teap_free_pac(pac);
+			break;
+		}
+		prev = pac;
+		pac = pac->next;
+	}
+}
+
+
+static int eap_teap_copy_buf(u8 **dst, size_t *dst_len,
+			     const u8 *src, size_t src_len)
+{
+	if (src) {
+		*dst = os_memdup(src, src_len);
+		if (!(*dst))
+			return -1;
+		*dst_len = src_len;
+	}
+	return 0;
+}
+
+
+/**
+ * eap_teap_add_pac - Add a copy of a PAC entry to a list
+ * @pac_root: Pointer to PAC list root pointer
+ * @pac_current: Pointer to the current PAC pointer
+ * @entry: New entry to clone and add to the list
+ * Returns: 0 on success, -1 on failure
+ *
+ * This function makes a clone of the given PAC entry and adds this copied
+ * entry to the list (pac_root). If an old entry for the same A-ID is found,
+ * it will be removed from the PAC list and in this case, pac_current entry
+ * is set to %NULL if it was the removed entry.
+ */
+int eap_teap_add_pac(struct eap_teap_pac **pac_root,
+		     struct eap_teap_pac **pac_current,
+		     struct eap_teap_pac *entry)
+{
+	struct eap_teap_pac *pac;
+
+	if (!entry || !entry->a_id)
+		return -1;
+
+	/* Remove a possible old entry for the matching A-ID. */
+	eap_teap_remove_pac(pac_root, pac_current,
+			    entry->a_id, entry->a_id_len, entry->pac_type);
+
+	/* Allocate a new entry and add it to the list of PACs. */
+	pac = os_zalloc(sizeof(*pac));
+	if (!pac)
+		return -1;
+
+	pac->pac_type = entry->pac_type;
+	os_memcpy(pac->pac_key, entry->pac_key, EAP_TEAP_PAC_KEY_LEN);
+	if (eap_teap_copy_buf(&pac->pac_opaque, &pac->pac_opaque_len,
+			      entry->pac_opaque, entry->pac_opaque_len) < 0 ||
+	    eap_teap_copy_buf(&pac->pac_info, &pac->pac_info_len,
+			      entry->pac_info, entry->pac_info_len) < 0 ||
+	    eap_teap_copy_buf(&pac->a_id, &pac->a_id_len,
+			      entry->a_id, entry->a_id_len) < 0 ||
+	    eap_teap_copy_buf(&pac->i_id, &pac->i_id_len,
+			      entry->i_id, entry->i_id_len) < 0 ||
+	    eap_teap_copy_buf(&pac->a_id_info, &pac->a_id_info_len,
+			      entry->a_id_info, entry->a_id_info_len) < 0) {
+		eap_teap_free_pac(pac);
+		return -1;
+	}
+
+	pac->next = *pac_root;
+	*pac_root = pac;
+
+	return 0;
+}
+
+
+struct eap_teap_read_ctx {
+	FILE *f;
+	const char *pos;
+	const char *end;
+	int line;
+	char *buf;
+	size_t buf_len;
+};
+
+static int eap_teap_read_line(struct eap_teap_read_ctx *rc, char **value)
+{
+	char *pos;
+
+	rc->line++;
+	if (rc->f) {
+		if (fgets(rc->buf, rc->buf_len, rc->f) == NULL)
+			return -1;
+	} else {
+		const char *l_end;
+		size_t len;
+
+		if (rc->pos >= rc->end)
+			return -1;
+		l_end = rc->pos;
+		while (l_end < rc->end && *l_end != '\n')
+			l_end++;
+		len = l_end - rc->pos;
+		if (len >= rc->buf_len)
+			len = rc->buf_len - 1;
+		os_memcpy(rc->buf, rc->pos, len);
+		rc->buf[len] = '\0';
+		rc->pos = l_end + 1;
+	}
+
+	rc->buf[rc->buf_len - 1] = '\0';
+	pos = rc->buf;
+	while (*pos != '\0') {
+		if (*pos == '\n' || *pos == '\r') {
+			*pos = '\0';
+			break;
+		}
+		pos++;
+	}
+
+	pos = os_strchr(rc->buf, '=');
+	if (pos)
+		*pos++ = '\0';
+	*value = pos;
+
+	return 0;
+}
+
+
+static u8 * eap_teap_parse_hex(const char *value, size_t *len)
+{
+	int hlen;
+	u8 *buf;
+
+	if (!value)
+		return NULL;
+	hlen = os_strlen(value);
+	if (hlen & 1)
+		return NULL;
+	*len = hlen / 2;
+	buf = os_malloc(*len);
+	if (!buf)
+		return NULL;
+	if (hexstr2bin(value, buf, *len)) {
+		os_free(buf);
+		return NULL;
+	}
+	return buf;
+}
+
+
+static int eap_teap_init_pac_data(struct eap_sm *sm, const char *pac_file,
+				  struct eap_teap_read_ctx *rc)
+{
+	os_memset(rc, 0, sizeof(*rc));
+
+	rc->buf_len = 2048;
+	rc->buf = os_malloc(rc->buf_len);
+	if (!rc->buf)
+		return -1;
+
+	if (os_strncmp(pac_file, "blob://", 7) == 0) {
+		const struct wpa_config_blob *blob;
+
+		blob = eap_get_config_blob(sm, pac_file + 7);
+		if (!blob) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: No PAC blob '%s' - assume no PAC entries have been provisioned",
+				   pac_file + 7);
+			os_free(rc->buf);
+			return -1;
+		}
+		rc->pos = (char *) blob->data;
+		rc->end = (char *) blob->data + blob->len;
+	} else {
+		rc->f = fopen(pac_file, "rb");
+		if (!rc->f) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: No PAC file '%s' - assume no PAC entries have been provisioned",
+				   pac_file);
+			os_free(rc->buf);
+			return -1;
+		}
+	}
+
+	return 0;
+}
+
+
+static void eap_teap_deinit_pac_data(struct eap_teap_read_ctx *rc)
+{
+	os_free(rc->buf);
+	if (rc->f)
+		fclose(rc->f);
+}
+
+
+static const char * eap_teap_parse_start(struct eap_teap_pac **pac)
+{
+	if (*pac)
+		return "START line without END";
+
+	*pac = os_zalloc(sizeof(struct eap_teap_pac));
+	if (!(*pac))
+		return "No memory for PAC entry";
+	(*pac)->pac_type = PAC_TYPE_TUNNEL_PAC;
+	return NULL;
+}
+
+
+static const char * eap_teap_parse_end(struct eap_teap_pac **pac_root,
+				       struct eap_teap_pac **pac)
+{
+	if (!(*pac))
+		return "END line without START";
+	if (*pac_root) {
+		struct eap_teap_pac *end = *pac_root;
+
+		while (end->next)
+			end = end->next;
+		end->next = *pac;
+	} else
+		*pac_root = *pac;
+
+	*pac = NULL;
+	return NULL;
+}
+
+
+static const char * eap_teap_parse_pac_type(struct eap_teap_pac *pac,
+					    char *pos)
+{
+	if (!pos)
+		return "Cannot parse pac type";
+	pac->pac_type = atoi(pos);
+	if (pac->pac_type != PAC_TYPE_TUNNEL_PAC)
+		return "Unrecognized PAC-Type";
+
+	return NULL;
+}
+
+
+static const char * eap_teap_parse_pac_key(struct eap_teap_pac *pac, char *pos)
+{
+	u8 *key;
+	size_t key_len;
+
+	key = eap_teap_parse_hex(pos, &key_len);
+	if (!key || key_len != EAP_TEAP_PAC_KEY_LEN) {
+		os_free(key);
+		return "Invalid PAC-Key";
+	}
+
+	os_memcpy(pac->pac_key, key, EAP_TEAP_PAC_KEY_LEN);
+	os_free(key);
+
+	return NULL;
+}
+
+
+static const char * eap_teap_parse_pac_opaque(struct eap_teap_pac *pac,
+					      char *pos)
+{
+	os_free(pac->pac_opaque);
+	pac->pac_opaque = eap_teap_parse_hex(pos, &pac->pac_opaque_len);
+	if (!pac->pac_opaque)
+		return "Invalid PAC-Opaque";
+	return NULL;
+}
+
+
+static const char * eap_teap_parse_a_id(struct eap_teap_pac *pac, char *pos)
+{
+	os_free(pac->a_id);
+	pac->a_id = eap_teap_parse_hex(pos, &pac->a_id_len);
+	if (!pac->a_id)
+		return "Invalid A-ID";
+	return NULL;
+}
+
+
+static const char * eap_teap_parse_i_id(struct eap_teap_pac *pac, char *pos)
+{
+	os_free(pac->i_id);
+	pac->i_id = eap_teap_parse_hex(pos, &pac->i_id_len);
+	if (!pac->i_id)
+		return "Invalid I-ID";
+	return NULL;
+}
+
+
+static const char * eap_teap_parse_a_id_info(struct eap_teap_pac *pac,
+					     char *pos)
+{
+	os_free(pac->a_id_info);
+	pac->a_id_info = eap_teap_parse_hex(pos, &pac->a_id_info_len);
+	if (!pac->a_id_info)
+		return "Invalid A-ID-Info";
+	return NULL;
+}
+
+
+/**
+ * eap_teap_load_pac - Load PAC entries (text format)
+ * @sm: Pointer to EAP state machine allocated with eap_peer_sm_init()
+ * @pac_root: Pointer to root of the PAC list (to be filled)
+ * @pac_file: Name of the PAC file/blob to load
+ * Returns: 0 on success, -1 on failure
+ */
+int eap_teap_load_pac(struct eap_sm *sm, struct eap_teap_pac **pac_root,
+		      const char *pac_file)
+{
+	struct eap_teap_read_ctx rc;
+	struct eap_teap_pac *pac = NULL;
+	int count = 0;
+	char *pos;
+	const char *err = NULL;
+
+	if (!pac_file)
+		return -1;
+
+	if (eap_teap_init_pac_data(sm, pac_file, &rc) < 0)
+		return 0;
+
+	if (eap_teap_read_line(&rc, &pos) < 0) {
+		/* empty file - assume it is fine to overwrite */
+		eap_teap_deinit_pac_data(&rc);
+		return 0;
+	}
+	if (os_strcmp(pac_file_hdr, rc.buf) != 0)
+		err = "Unrecognized header line";
+
+	while (!err && eap_teap_read_line(&rc, &pos) == 0) {
+		if (os_strcmp(rc.buf, "START") == 0)
+			err = eap_teap_parse_start(&pac);
+		else if (os_strcmp(rc.buf, "END") == 0) {
+			err = eap_teap_parse_end(pac_root, &pac);
+			count++;
+		} else if (!pac)
+			err = "Unexpected line outside START/END block";
+		else if (os_strcmp(rc.buf, "PAC-Type") == 0)
+			err = eap_teap_parse_pac_type(pac, pos);
+		else if (os_strcmp(rc.buf, "PAC-Key") == 0)
+			err = eap_teap_parse_pac_key(pac, pos);
+		else if (os_strcmp(rc.buf, "PAC-Opaque") == 0)
+			err = eap_teap_parse_pac_opaque(pac, pos);
+		else if (os_strcmp(rc.buf, "A-ID") == 0)
+			err = eap_teap_parse_a_id(pac, pos);
+		else if (os_strcmp(rc.buf, "I-ID") == 0)
+			err = eap_teap_parse_i_id(pac, pos);
+		else if (os_strcmp(rc.buf, "A-ID-Info") == 0)
+			err = eap_teap_parse_a_id_info(pac, pos);
+	}
+
+	if (pac) {
+		if (!err)
+			err = "PAC block not terminated with END";
+		eap_teap_free_pac(pac);
+	}
+
+	eap_teap_deinit_pac_data(&rc);
+
+	if (err) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: %s in '%s:%d'",
+			   err, pac_file, rc.line);
+		return -1;
+	}
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Read %d PAC entries from '%s'",
+		   count, pac_file);
+
+	return 0;
+}
+
+
+static void eap_teap_write(char **buf, char **pos, size_t *buf_len,
+			   const char *field, const u8 *data,
+			   size_t len, int txt)
+{
+	size_t i, need;
+	int ret;
+	char *end;
+
+	if (!data || !buf || !(*buf) || !pos || !(*pos) || *pos < *buf)
+		return;
+
+	need = os_strlen(field) + len * 2 + 30;
+	if (txt)
+		need += os_strlen(field) + len + 20;
+
+	if (*pos - *buf + need > *buf_len) {
+		char *nbuf = os_realloc(*buf, *buf_len + need);
+
+		if (!nbuf) {
+			os_free(*buf);
+			*buf = NULL;
+			return;
+		}
+		*pos = nbuf + (*pos - *buf);
+		*buf = nbuf;
+		*buf_len += need;
+	}
+	end = *buf + *buf_len;
+
+	ret = os_snprintf(*pos, end - *pos, "%s=", field);
+	if (os_snprintf_error(end - *pos, ret))
+		return;
+	*pos += ret;
+	*pos += wpa_snprintf_hex(*pos, end - *pos, data, len);
+	ret = os_snprintf(*pos, end - *pos, "\n");
+	if (os_snprintf_error(end - *pos, ret))
+		return;
+	*pos += ret;
+
+	if (txt) {
+		ret = os_snprintf(*pos, end - *pos, "%s-txt=", field);
+		if (os_snprintf_error(end - *pos, ret))
+			return;
+		*pos += ret;
+		for (i = 0; i < len; i++) {
+			ret = os_snprintf(*pos, end - *pos, "%c", data[i]);
+			if (os_snprintf_error(end - *pos, ret))
+				return;
+			*pos += ret;
+		}
+		ret = os_snprintf(*pos, end - *pos, "\n");
+		if (os_snprintf_error(end - *pos, ret))
+			return;
+		*pos += ret;
+	}
+}
+
+
+static int eap_teap_write_pac(struct eap_sm *sm, const char *pac_file,
+			      char *buf, size_t len)
+{
+	if (os_strncmp(pac_file, "blob://", 7) == 0) {
+		struct wpa_config_blob *blob;
+
+		blob = os_zalloc(sizeof(*blob));
+		if (!blob)
+			return -1;
+		blob->data = (u8 *) buf;
+		blob->len = len;
+		buf = NULL;
+		blob->name = os_strdup(pac_file + 7);
+		if (!blob->name) {
+			os_free(blob);
+			return -1;
+		}
+		eap_set_config_blob(sm, blob);
+	} else {
+		FILE *f;
+
+		f = fopen(pac_file, "wb");
+		if (!f) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Failed to open PAC file '%s' for writing",
+				   pac_file);
+			return -1;
+		}
+		if (fwrite(buf, 1, len, f) != len) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Failed to write all PACs into '%s'",
+				   pac_file);
+			fclose(f);
+			return -1;
+		}
+		os_free(buf);
+		fclose(f);
+	}
+
+	return 0;
+}
+
+
+static int eap_teap_add_pac_data(struct eap_teap_pac *pac, char **buf,
+				 char **pos, size_t *buf_len)
+{
+	int ret;
+
+	ret = os_snprintf(*pos, *buf + *buf_len - *pos,
+			  "START\nPAC-Type=%d\n", pac->pac_type);
+	if (os_snprintf_error(*buf + *buf_len - *pos, ret))
+		return -1;
+
+	*pos += ret;
+	eap_teap_write(buf, pos, buf_len, "PAC-Key",
+		       pac->pac_key, EAP_TEAP_PAC_KEY_LEN, 0);
+	eap_teap_write(buf, pos, buf_len, "PAC-Opaque",
+		       pac->pac_opaque, pac->pac_opaque_len, 0);
+	eap_teap_write(buf, pos, buf_len, "PAC-Info",
+		       pac->pac_info, pac->pac_info_len, 0);
+	eap_teap_write(buf, pos, buf_len, "A-ID",
+		       pac->a_id, pac->a_id_len, 0);
+	eap_teap_write(buf, pos, buf_len, "I-ID",
+		       pac->i_id, pac->i_id_len, 1);
+	eap_teap_write(buf, pos, buf_len, "A-ID-Info",
+		       pac->a_id_info, pac->a_id_info_len, 1);
+	if (!(*buf)) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: No memory for PAC data");
+		return -1;
+	}
+	ret = os_snprintf(*pos, *buf + *buf_len - *pos, "END\n");
+	if (os_snprintf_error(*buf + *buf_len - *pos, ret))
+		return -1;
+	*pos += ret;
+
+	return 0;
+}
+
+
+/**
+ * eap_teap_save_pac - Save PAC entries (text format)
+ * @sm: Pointer to EAP state machine allocated with eap_peer_sm_init()
+ * @pac_root: Root of the PAC list
+ * @pac_file: Name of the PAC file/blob
+ * Returns: 0 on success, -1 on failure
+ */
+int eap_teap_save_pac(struct eap_sm *sm, struct eap_teap_pac *pac_root,
+		      const char *pac_file)
+{
+	struct eap_teap_pac *pac;
+	int ret, count = 0;
+	char *buf, *pos;
+	size_t buf_len;
+
+	if (!pac_file)
+		return -1;
+
+	buf_len = 1024;
+	pos = buf = os_malloc(buf_len);
+	if (!buf)
+		return -1;
+
+	ret = os_snprintf(pos, buf + buf_len - pos, "%s\n", pac_file_hdr);
+	if (os_snprintf_error(buf + buf_len - pos, ret)) {
+		os_free(buf);
+		return -1;
+	}
+	pos += ret;
+
+	pac = pac_root;
+	while (pac) {
+		if (eap_teap_add_pac_data(pac, &buf, &pos, &buf_len)) {
+			os_free(buf);
+			return -1;
+		}
+		count++;
+		pac = pac->next;
+	}
+
+	if (eap_teap_write_pac(sm, pac_file, buf, pos - buf)) {
+		os_free(buf);
+		return -1;
+	}
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Wrote %d PAC entries into '%s'",
+		   count, pac_file);
+
+	return 0;
+}
+
+
+/**
+ * eap_teap_pac_list_truncate - Truncate a PAC list to the given length
+ * @pac_root: Root of the PAC list
+ * @max_len: Maximum length of the list (>= 1)
+ * Returns: Number of PAC entries removed
+ */
+size_t eap_teap_pac_list_truncate(struct eap_teap_pac *pac_root,
+				  size_t max_len)
+{
+	struct eap_teap_pac *pac, *prev;
+	size_t count;
+
+	pac = pac_root;
+	prev = NULL;
+	count = 0;
+
+	while (pac) {
+		count++;
+		if (count > max_len)
+			break;
+		prev = pac;
+		pac = pac->next;
+	}
+
+	if (count <= max_len || !prev)
+		return 0;
+
+	count = 0;
+	prev->next = NULL;
+
+	while (pac) {
+		prev = pac;
+		pac = pac->next;
+		eap_teap_free_pac(prev);
+		count++;
+	}
+
+	return count;
+}
+
+
+static void eap_teap_pac_get_a_id(struct eap_teap_pac *pac)
+{
+	u8 *pos, *end;
+	u16 type, len;
+
+	pos = pac->pac_info;
+	end = pos + pac->pac_info_len;
+
+	while (end - pos > 4) {
+		type = WPA_GET_BE16(pos);
+		pos += 2;
+		len = WPA_GET_BE16(pos);
+		pos += 2;
+		if (len > (unsigned int) (end - pos))
+			break;
+
+		if (type == PAC_TYPE_A_ID) {
+			os_free(pac->a_id);
+			pac->a_id = os_memdup(pos, len);
+			if (!pac->a_id)
+				break;
+			pac->a_id_len = len;
+		}
+
+		if (type == PAC_TYPE_A_ID_INFO) {
+			os_free(pac->a_id_info);
+			pac->a_id_info = os_memdup(pos, len);
+			if (!pac->a_id_info)
+				break;
+			pac->a_id_info_len = len;
+		}
+
+		pos += len;
+	}
+}
+
+
+/**
+ * eap_teap_load_pac_bin - Load PAC entries (binary format)
+ * @sm: Pointer to EAP state machine allocated with eap_peer_sm_init()
+ * @pac_root: Pointer to root of the PAC list (to be filled)
+ * @pac_file: Name of the PAC file/blob to load
+ * Returns: 0 on success, -1 on failure
+ */
+int eap_teap_load_pac_bin(struct eap_sm *sm, struct eap_teap_pac **pac_root,
+			  const char *pac_file)
+{
+	const struct wpa_config_blob *blob = NULL;
+	u8 *buf, *end, *pos;
+	size_t len, count = 0;
+	struct eap_teap_pac *pac, *prev;
+
+	*pac_root = NULL;
+
+	if (!pac_file)
+		return -1;
+
+	if (os_strncmp(pac_file, "blob://", 7) == 0) {
+		blob = eap_get_config_blob(sm, pac_file + 7);
+		if (!blob) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: No PAC blob '%s' - assume no PAC entries have been provisioned",
+				   pac_file + 7);
+			return 0;
+		}
+		buf = blob->data;
+		len = blob->len;
+	} else {
+		buf = (u8 *) os_readfile(pac_file, &len);
+		if (!buf) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: No PAC file '%s' - assume no PAC entries have been provisioned",
+				   pac_file);
+			return 0;
+		}
+	}
+
+	if (len == 0) {
+		if (!blob)
+			os_free(buf);
+		return 0;
+	}
+
+	if (len < 6 || WPA_GET_BE32(buf) != EAP_TEAP_PAC_BINARY_MAGIC ||
+	    WPA_GET_BE16(buf + 4) != EAP_TEAP_PAC_BINARY_FORMAT_VERSION) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Invalid PAC file '%s' (bin)",
+			   pac_file);
+		if (!blob)
+			os_free(buf);
+		return -1;
+	}
+
+	pac = prev = NULL;
+	pos = buf + 6;
+	end = buf + len;
+	while (pos < end) {
+		u16 val;
+
+		if (end - pos < 2 + EAP_TEAP_PAC_KEY_LEN + 2 + 2) {
+			pac = NULL;
+			goto parse_fail;
+		}
+
+		pac = os_zalloc(sizeof(*pac));
+		if (!pac)
+			goto parse_fail;
+
+		pac->pac_type = WPA_GET_BE16(pos);
+		pos += 2;
+		os_memcpy(pac->pac_key, pos, EAP_TEAP_PAC_KEY_LEN);
+		pos += EAP_TEAP_PAC_KEY_LEN;
+		val = WPA_GET_BE16(pos);
+		pos += 2;
+		if (val > end - pos)
+			goto parse_fail;
+		pac->pac_opaque_len = val;
+		pac->pac_opaque = os_memdup(pos, pac->pac_opaque_len);
+		if (!pac->pac_opaque)
+			goto parse_fail;
+		pos += pac->pac_opaque_len;
+		if (end - pos < 2)
+			goto parse_fail;
+		val = WPA_GET_BE16(pos);
+		pos += 2;
+		if (val > end - pos)
+			goto parse_fail;
+		pac->pac_info_len = val;
+		pac->pac_info = os_memdup(pos, pac->pac_info_len);
+		if (!pac->pac_info)
+			goto parse_fail;
+		pos += pac->pac_info_len;
+		eap_teap_pac_get_a_id(pac);
+
+		count++;
+		if (prev)
+			prev->next = pac;
+		else
+			*pac_root = pac;
+		prev = pac;
+	}
+
+	if (!blob)
+		os_free(buf);
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Read %lu PAC entries from '%s' (bin)",
+		   (unsigned long) count, pac_file);
+
+	return 0;
+
+parse_fail:
+	wpa_printf(MSG_INFO, "EAP-TEAP: Failed to parse PAC file '%s' (bin)",
+		   pac_file);
+	if (!blob)
+		os_free(buf);
+	if (pac)
+		eap_teap_free_pac(pac);
+	return -1;
+}
+
+
+/**
+ * eap_teap_save_pac_bin - Save PAC entries (binary format)
+ * @sm: Pointer to EAP state machine allocated with eap_peer_sm_init()
+ * @pac_root: Root of the PAC list
+ * @pac_file: Name of the PAC file/blob
+ * Returns: 0 on success, -1 on failure
+ */
+int eap_teap_save_pac_bin(struct eap_sm *sm, struct eap_teap_pac *pac_root,
+			  const char *pac_file)
+{
+	size_t len, count = 0;
+	struct eap_teap_pac *pac;
+	u8 *buf, *pos;
+
+	len = 6;
+	pac = pac_root;
+	while (pac) {
+		if (pac->pac_opaque_len > 65535 ||
+		    pac->pac_info_len > 65535)
+			return -1;
+		len += 2 + EAP_TEAP_PAC_KEY_LEN + 2 + pac->pac_opaque_len +
+			2 + pac->pac_info_len;
+		pac = pac->next;
+	}
+
+	buf = os_malloc(len);
+	if (!buf)
+		return -1;
+
+	pos = buf;
+	WPA_PUT_BE32(pos, EAP_TEAP_PAC_BINARY_MAGIC);
+	pos += 4;
+	WPA_PUT_BE16(pos, EAP_TEAP_PAC_BINARY_FORMAT_VERSION);
+	pos += 2;
+
+	pac = pac_root;
+	while (pac) {
+		WPA_PUT_BE16(pos, pac->pac_type);
+		pos += 2;
+		os_memcpy(pos, pac->pac_key, EAP_TEAP_PAC_KEY_LEN);
+		pos += EAP_TEAP_PAC_KEY_LEN;
+		WPA_PUT_BE16(pos, pac->pac_opaque_len);
+		pos += 2;
+		os_memcpy(pos, pac->pac_opaque, pac->pac_opaque_len);
+		pos += pac->pac_opaque_len;
+		WPA_PUT_BE16(pos, pac->pac_info_len);
+		pos += 2;
+		os_memcpy(pos, pac->pac_info, pac->pac_info_len);
+		pos += pac->pac_info_len;
+
+		pac = pac->next;
+		count++;
+	}
+
+	if (eap_teap_write_pac(sm, pac_file, (char *) buf, len)) {
+		os_free(buf);
+		return -1;
+	}
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Wrote %lu PAC entries into '%s' (bin)",
+		   (unsigned long) count, pac_file);
+
+	return 0;
+}
diff --git a/src/eap_peer/eap_teap_pac.h b/src/eap_peer/eap_teap_pac.h
new file mode 100644
index 0000000..edf4c57
--- /dev/null
+++ b/src/eap_peer/eap_teap_pac.h
@@ -0,0 +1,50 @@
+/*
+ * EAP peer method: EAP-TEAP PAC file processing
+ * Copyright (c) 2004-2019, Jouni Malinen <j@w1.fi>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#ifndef EAP_TEAP_PAC_H
+#define EAP_TEAP_PAC_H
+
+#include "eap_common/eap_teap_common.h"
+
+struct eap_teap_pac {
+	struct eap_teap_pac *next;
+
+	u8 pac_key[EAP_TEAP_PAC_KEY_LEN];
+	u8 *pac_opaque;
+	size_t pac_opaque_len;
+	u8 *pac_info;
+	size_t pac_info_len;
+	u8 *a_id;
+	size_t a_id_len;
+	u8 *i_id;
+	size_t i_id_len;
+	u8 *a_id_info;
+	size_t a_id_info_len;
+	u16 pac_type;
+};
+
+
+void eap_teap_free_pac(struct eap_teap_pac *pac);
+struct eap_teap_pac * eap_teap_get_pac(struct eap_teap_pac *pac_root,
+				       const u8 *a_id, size_t a_id_len,
+				       u16 pac_type);
+int eap_teap_add_pac(struct eap_teap_pac **pac_root,
+		     struct eap_teap_pac **pac_current,
+		     struct eap_teap_pac *entry);
+int eap_teap_load_pac(struct eap_sm *sm, struct eap_teap_pac **pac_root,
+		      const char *pac_file);
+int eap_teap_save_pac(struct eap_sm *sm, struct eap_teap_pac *pac_root,
+		      const char *pac_file);
+size_t eap_teap_pac_list_truncate(struct eap_teap_pac *pac_root,
+				  size_t max_len);
+int eap_teap_load_pac_bin(struct eap_sm *sm, struct eap_teap_pac **pac_root,
+			  const char *pac_file);
+int eap_teap_save_pac_bin(struct eap_sm *sm, struct eap_teap_pac *pac_root,
+			  const char *pac_file);
+
+#endif /* EAP_TEAP_PAC_H */
diff --git a/src/eap_peer/eap_tls.c b/src/eap_peer/eap_tls.c
index ffea9d2..15d60d7 100644
--- a/src/eap_peer/eap_tls.c
+++ b/src/eap_peer/eap_tls.c
@@ -174,6 +174,9 @@
 			    struct eap_method_ret *ret)
 {
 	const char *label;
+	const u8 eap_tls13_context[] = { EAP_TYPE_TLS };
+	const u8 *context = NULL;
+	size_t context_len = 0;
 
 	wpa_printf(MSG_DEBUG, "EAP-TLS: Done");
 
@@ -184,6 +187,8 @@
 
 	if (data->ssl.tls_v13) {
 		label = "EXPORTER_EAP_TLS_Key_Material";
+		context = eap_tls13_context;
+		context_len = 1;
 
 		/* A possible NewSessionTicket may be received before
 		 * EAP-Success, so need to allow it to be received. */
@@ -198,7 +203,7 @@
 
 	eap_tls_free_key(data);
 	data->key_data = eap_peer_tls_derive_key(sm, &data->ssl, label,
-						 NULL, 0,
+						 context, context_len,
 						 EAP_TLS_KEY_LEN +
 						 EAP_EMSK_LEN);
 	if (data->key_data) {
@@ -291,6 +296,18 @@
 		return NULL;
 	}
 
+	if (res == 2) {
+		/* Application data included in the handshake message (used by
+		 * EAP-TLS 1.3 to indicate conclusion of the exchange). */
+		wpa_hexdump_buf(MSG_DEBUG, "EAP-TLS: Received Application Data",
+				resp);
+		wpa_hexdump_buf(MSG_DEBUG, "EAP-TLS: Remaining tls_out data",
+				data->ssl.tls_out);
+		eap_peer_tls_reset_output(&data->ssl);
+		/* Send an ACK to allow the server to complete exchange */
+		res = 1;
+	}
+
 	if (tls_connection_established(data->ssl_ctx, data->ssl.conn))
 		eap_tls_success(sm, data, ret);
 
diff --git a/src/eap_peer/eap_tls_common.c b/src/eap_peer/eap_tls_common.c
index cb94c45..7e0690c 100644
--- a/src/eap_peer/eap_tls_common.c
+++ b/src/eap_peer/eap_tls_common.c
@@ -159,7 +159,8 @@
 				    struct eap_peer_config *config, int phase2)
 {
 	os_memset(params, 0, sizeof(*params));
-	if (sm->workaround && data->eap_type != EAP_TYPE_FAST) {
+	if (sm->workaround && data->eap_type != EAP_TYPE_FAST &&
+	    data->eap_type != EAP_TYPE_TEAP) {
 		/*
 		 * Some deployed authentication servers seem to be unable to
 		 * handle the TLS Session Ticket extension (they are supposed
@@ -171,7 +172,15 @@
 		 */
 		params->flags |= TLS_CONN_DISABLE_SESSION_TICKET;
 	}
+	if (data->eap_type == EAP_TYPE_TEAP) {
+		/* RFC 7170 requires TLS v1.2 or newer to be used with TEAP */
+		params->flags |= TLS_CONN_DISABLE_TLSv1_0 |
+			TLS_CONN_DISABLE_TLSv1_1;
+		if (config->teap_anon_dh)
+			params->flags |= TLS_CONN_TEAP_ANON_DH;
+	}
 	if (data->eap_type == EAP_TYPE_FAST ||
+	    data->eap_type == EAP_TYPE_TEAP ||
 	    data->eap_type == EAP_TYPE_TTLS ||
 	    data->eap_type == EAP_TYPE_PEAP) {
 		/* The current EAP peer implementation is not yet ready for the
@@ -404,17 +413,18 @@
 
 	if (eap_type == EAP_TYPE_TLS && data->tls_v13) {
 		u8 *id, *method_id;
+		const u8 context[] = { EAP_TYPE_TLS };
 
 		/* Session-Id = <EAP-Type> || Method-Id
 		 * Method-Id = TLS-Exporter("EXPORTER_EAP_TLS_Method-Id",
-		 *                          "", 64)
+		 *                          Type-Code, 64)
 		 */
 		*len = 1 + 64;
 		id = os_malloc(*len);
 		if (!id)
 			return NULL;
 		method_id = eap_peer_tls_derive_key(
-			sm, data, "EXPORTER_EAP_TLS_Method-Id", NULL, 0, 64);
+			sm, data, "EXPORTER_EAP_TLS_Method-Id", context, 1, 64);
 		if (!method_id) {
 			os_free(id);
 			return NULL;
diff --git a/src/eap_peer/eap_tls_common.h b/src/eap_peer/eap_tls_common.h
index 5f82529..d96eff1 100644
--- a/src/eap_peer/eap_tls_common.h
+++ b/src/eap_peer/eap_tls_common.h
@@ -70,7 +70,8 @@
 	void *ssl_ctx;
 
 	/**
-	 * eap_type - EAP method used in Phase 1 (EAP_TYPE_TLS/PEAP/TTLS/FAST)
+	 * eap_type - EAP method used in Phase 1
+	 * (EAP_TYPE_TLS/PEAP/TTLS/FAST/TEAP)
 	 */
 	u8 eap_type;
 
@@ -85,6 +86,7 @@
 #define EAP_TLS_FLAGS_LENGTH_INCLUDED 0x80
 #define EAP_TLS_FLAGS_MORE_FRAGMENTS 0x40
 #define EAP_TLS_FLAGS_START 0x20
+#define EAP_TEAP_FLAGS_OUTER_TLV_LEN 0x10
 #define EAP_TLS_VERSION_MASK 0x07
 
  /* could be up to 128 bytes, but only the first 64 bytes are used */
diff --git a/src/eap_server/eap.h b/src/eap_server/eap.h
index b130368..a32c883 100644
--- a/src/eap_server/eap.h
+++ b/src/eap_server/eap.h
@@ -121,6 +121,8 @@
 	int eap_fast_prov;
 	int pac_key_lifetime;
 	int pac_key_refresh_time;
+	int eap_teap_auth;
+	int eap_teap_pac_no_inner;
 	int eap_sim_aka_result_ind;
 	int tnc;
 	struct wps_context *wps;
diff --git a/src/eap_server/eap_i.h b/src/eap_server/eap_i.h
index 1cade10..8e6ac46 100644
--- a/src/eap_server/eap_i.h
+++ b/src/eap_server/eap_i.h
@@ -190,6 +190,8 @@
 	} eap_fast_prov;
 	int pac_key_lifetime;
 	int pac_key_refresh_time;
+	int eap_teap_auth;
+	int eap_teap_pac_no_inner;
 	int eap_sim_aka_result_ind;
 	int tnc;
 	u16 pwd_group;
diff --git a/src/eap_server/eap_methods.h b/src/eap_server/eap_methods.h
index 3bf1495..fdbea7a 100644
--- a/src/eap_server/eap_methods.h
+++ b/src/eap_server/eap_methods.h
@@ -41,6 +41,7 @@
 int eap_server_gpsk_register(void);
 int eap_server_vendor_test_register(void);
 int eap_server_fast_register(void);
+int eap_server_teap_register(void);
 int eap_server_wsc_register(void);
 int eap_server_ikev2_register(void);
 int eap_server_tnc_register(void);
diff --git a/src/eap_server/eap_server.c b/src/eap_server/eap_server.c
index e8b36e1..724ec15 100644
--- a/src/eap_server/eap_server.c
+++ b/src/eap_server/eap_server.c
@@ -1869,6 +1869,8 @@
 	sm->eap_fast_prov = conf->eap_fast_prov;
 	sm->pac_key_lifetime = conf->pac_key_lifetime;
 	sm->pac_key_refresh_time = conf->pac_key_refresh_time;
+	sm->eap_teap_auth = conf->eap_teap_auth;
+	sm->eap_teap_pac_no_inner = conf->eap_teap_pac_no_inner;
 	sm->eap_sim_aka_result_ind = conf->eap_sim_aka_result_ind;
 	sm->tnc = conf->tnc;
 	sm->wps = conf->wps;
diff --git a/src/eap_server/eap_server_aka.c b/src/eap_server/eap_server_aka.c
index 1bea706..1f3884e 100644
--- a/src/eap_server/eap_server_aka.c
+++ b/src/eap_server/eap_server_aka.c
@@ -30,6 +30,7 @@
 	u8 ck[EAP_AKA_CK_LEN];
 	u8 ik[EAP_AKA_IK_LEN];
 	u8 res[EAP_AKA_RES_MAX_LEN];
+	u8 reauth_mac[EAP_SIM_MAC_LEN];
 	size_t res_len;
 	enum {
 		IDENTITY, CHALLENGE, REAUTH, NOTIFICATION, SUCCESS, FAILURE
@@ -542,6 +543,7 @@
 					    struct eap_aka_data *data, u8 id)
 {
 	struct eap_sim_msg *msg;
+	struct wpabuf *buf;
 
 	wpa_printf(MSG_DEBUG, "EAP-AKA: Generating Re-authentication");
 
@@ -581,7 +583,16 @@
 
 	wpa_printf(MSG_DEBUG, "   AT_MAC");
 	eap_sim_msg_add_mac(msg, EAP_SIM_AT_MAC);
-	return eap_sim_msg_finish(msg, data->eap_method, data->k_aut, NULL, 0);
+	buf = eap_sim_msg_finish(msg, data->eap_method, data->k_aut, NULL, 0);
+
+	/* Remember this MAC before sending it to the peer. This MAC is used for
+	 * Session-Id calculation after receiving response from the peer and
+	 * after all other checks pass. */
+	os_memcpy(data->reauth_mac,
+		  wpabuf_head(buf) + wpabuf_len(buf) - EAP_SIM_MAC_LEN,
+		  EAP_SIM_MAC_LEN);
+
+	return buf;
 }
 
 
@@ -1304,14 +1315,24 @@
 	if (data->state != SUCCESS)
 		return NULL;
 
-	*len = 1 + EAP_AKA_RAND_LEN + EAP_AKA_AUTN_LEN;
+	if (!data->reauth)
+		*len = 1 + EAP_AKA_RAND_LEN + EAP_AKA_AUTN_LEN;
+	else
+		*len = 1 + EAP_SIM_NONCE_S_LEN + EAP_SIM_MAC_LEN;
 	id = os_malloc(*len);
 	if (id == NULL)
 		return NULL;
 
 	id[0] = data->eap_method;
-	os_memcpy(id + 1, data->rand, EAP_AKA_RAND_LEN);
-	os_memcpy(id + 1 + EAP_AKA_RAND_LEN, data->autn, EAP_AKA_AUTN_LEN);
+	if (!data->reauth) {
+		os_memcpy(id + 1, data->rand, EAP_AKA_RAND_LEN);
+		os_memcpy(id + 1 + EAP_AKA_RAND_LEN, data->autn,
+			  EAP_AKA_AUTN_LEN);
+	} else {
+		os_memcpy(id + 1, data->nonce_s, EAP_SIM_NONCE_S_LEN);
+		os_memcpy(id + 1 + EAP_SIM_NONCE_S_LEN, data->reauth_mac,
+			  EAP_SIM_MAC_LEN);
+	}
 	wpa_hexdump(MSG_DEBUG, "EAP-AKA: Derived Session-Id", id, *len);
 
 	return id;
diff --git a/src/eap_server/eap_server_gpsk.c b/src/eap_server/eap_server_gpsk.c
index fb3d117..bebb17f 100644
--- a/src/eap_server/eap_server_gpsk.c
+++ b/src/eap_server/eap_server_gpsk.c
@@ -181,7 +181,7 @@
 	if (eap_gpsk_compute_mic(data->sk, data->sk_len, data->vendor,
 				 data->specifier, start, pos - start, pos) < 0)
 	{
-		os_free(req);
+		wpabuf_free(req);
 		eap_gpsk_state(data, FAILURE);
 		return NULL;
 	}
@@ -379,7 +379,7 @@
 	data->specifier = WPA_GET_BE16(csuite->specifier);
 	wpa_printf(MSG_DEBUG, "EAP-GPSK: CSuite_Sel %d:%d",
 		   data->vendor, data->specifier);
-	pos += sizeof(*csuite);	
+	pos += sizeof(*csuite);
 
 	if (end - pos < 2) {
 		wpa_printf(MSG_DEBUG, "EAP-GPSK: Too short message for "
diff --git a/src/eap_server/eap_server_pax.c b/src/eap_server/eap_server_pax.c
index 3257789..5ed29ef 100644
--- a/src/eap_server/eap_server_pax.c
+++ b/src/eap_server/eap_server_pax.c
@@ -107,9 +107,14 @@
 		    data->rand.r.x, EAP_PAX_RAND_LEN);
 
 	pos = wpabuf_put(req, EAP_PAX_MAC_LEN);
-	eap_pax_mac(data->mac_id, (u8 *) "", 0,
-		    wpabuf_mhead(req), wpabuf_len(req) - EAP_PAX_ICV_LEN,
-		    NULL, 0, NULL, 0, pos);
+	if (eap_pax_mac(data->mac_id, (u8 *) "", 0,
+			wpabuf_mhead(req), wpabuf_len(req) - EAP_PAX_ICV_LEN,
+			NULL, 0, NULL, 0, pos) < 0) {
+		wpa_printf(MSG_ERROR, "EAP-PAX: Failed to calculate ICV");
+		data->state = FAILURE;
+		wpabuf_free(req);
+		return NULL;
+	}
 	wpa_hexdump(MSG_MSGDUMP, "EAP-PAX: ICV", pos, EAP_PAX_ICV_LEN);
 
 	return req;
@@ -144,18 +149,28 @@
 
 	wpabuf_put_be16(req, EAP_PAX_MAC_LEN);
 	pos = wpabuf_put(req, EAP_PAX_MAC_LEN);
-	eap_pax_mac(data->mac_id, data->ck, EAP_PAX_CK_LEN,
-		    data->rand.r.y, EAP_PAX_RAND_LEN,
-		    (u8 *) data->cid, data->cid_len, NULL, 0, pos);
+	if (eap_pax_mac(data->mac_id, data->ck, EAP_PAX_CK_LEN,
+			data->rand.r.y, EAP_PAX_RAND_LEN,
+			(u8 *) data->cid, data->cid_len, NULL, 0, pos) < 0) {
+		wpa_printf(MSG_ERROR, "EAP-PAX: Failed to calculate MAC");
+		data->state = FAILURE;
+		wpabuf_free(req);
+		return NULL;
+	}
 	wpa_hexdump(MSG_MSGDUMP, "EAP-PAX: MAC_CK(B, CID)",
 		    pos, EAP_PAX_MAC_LEN);
 
 	/* Optional ADE could be added here, if needed */
 
 	pos = wpabuf_put(req, EAP_PAX_MAC_LEN);
-	eap_pax_mac(data->mac_id, data->ick, EAP_PAX_ICK_LEN,
-		    wpabuf_mhead(req), wpabuf_len(req) - EAP_PAX_ICV_LEN,
-		    NULL, 0, NULL, 0, pos);
+	if (eap_pax_mac(data->mac_id, data->ick, EAP_PAX_ICK_LEN,
+			wpabuf_mhead(req), wpabuf_len(req) - EAP_PAX_ICV_LEN,
+			NULL, 0, NULL, 0, pos) < 0) {
+		wpa_printf(MSG_ERROR, "EAP-PAX: Failed to calculate ICV");
+		data->state = FAILURE;
+		wpabuf_free(req);
+		return NULL;
+	}
 	wpa_hexdump(MSG_MSGDUMP, "EAP-PAX: ICV", pos, EAP_PAX_ICV_LEN);
 
 	return req;
@@ -190,7 +205,7 @@
 	u8 icvbuf[EAP_PAX_ICV_LEN], *icv;
 
 	pos = eap_hdr_validate(EAP_VENDOR_IETF, EAP_TYPE_PAX, respData, &len);
-	if (pos == NULL || len < sizeof(*resp)) {
+	if (pos == NULL || len < sizeof(*resp) + EAP_PAX_ICV_LEN) {
 		wpa_printf(MSG_INFO, "EAP-PAX: Invalid frame");
 		return TRUE;
 	}
@@ -264,10 +279,15 @@
 		}
 		icv = wpabuf_mhead_u8(respData) + mlen - EAP_PAX_ICV_LEN;
 		wpa_hexdump(MSG_MSGDUMP, "EAP-PAX: ICV", icv, EAP_PAX_ICV_LEN);
-		eap_pax_mac(data->mac_id, data->ick, EAP_PAX_ICK_LEN,
-			    wpabuf_mhead(respData),
-			    wpabuf_len(respData) - EAP_PAX_ICV_LEN,
-			    NULL, 0, NULL, 0, icvbuf);
+		if (eap_pax_mac(data->mac_id, data->ick, EAP_PAX_ICK_LEN,
+				wpabuf_mhead(respData),
+				wpabuf_len(respData) - EAP_PAX_ICV_LEN,
+				NULL, 0, NULL, 0, icvbuf) < 0) {
+			wpa_printf(MSG_INFO,
+				   "EAP-PAX: Failed to calculate ICV");
+			return TRUE;
+		}
+
 		if (os_memcmp_const(icvbuf, icv, EAP_PAX_ICV_LEN) != 0) {
 			wpa_printf(MSG_INFO, "EAP-PAX: Invalid ICV");
 			wpa_hexdump(MSG_MSGDUMP, "EAP-PAX: Expected ICV",
@@ -395,10 +415,15 @@
 	}
 	data->keys_set = 1;
 
-	eap_pax_mac(data->mac_id, data->ck, EAP_PAX_CK_LEN,
-		    data->rand.r.x, EAP_PAX_RAND_LEN,
-		    data->rand.r.y, EAP_PAX_RAND_LEN,
-		    (u8 *) data->cid, data->cid_len, mac);
+	if (eap_pax_mac(data->mac_id, data->ck, EAP_PAX_CK_LEN,
+			data->rand.r.x, EAP_PAX_RAND_LEN,
+			data->rand.r.y, EAP_PAX_RAND_LEN,
+			(u8 *) data->cid, data->cid_len, mac) < 0) {
+		wpa_printf(MSG_INFO, "EAP-PAX: Failed to calculate MAC_CK");
+		data->state = FAILURE;
+		return;
+	}
+
 	if (os_memcmp_const(mac, pos, EAP_PAX_MAC_LEN) != 0) {
 		wpa_printf(MSG_INFO, "EAP-PAX: Invalid MAC_CK(A, B, CID) in "
 			   "PAX_STD-2");
@@ -417,10 +442,14 @@
 		return;
 	}
 	wpa_hexdump(MSG_MSGDUMP, "EAP-PAX: ICV", pos, EAP_PAX_ICV_LEN);
-	eap_pax_mac(data->mac_id, data->ick, EAP_PAX_ICK_LEN,
-		    wpabuf_head(respData),
-		    wpabuf_len(respData) - EAP_PAX_ICV_LEN, NULL, 0, NULL, 0,
-		    icvbuf);
+	if (eap_pax_mac(data->mac_id, data->ick, EAP_PAX_ICK_LEN,
+			wpabuf_head(respData),
+			wpabuf_len(respData) - EAP_PAX_ICV_LEN, NULL, 0,
+			NULL, 0, icvbuf) < 0) {
+		wpa_printf(MSG_INFO, "EAP-PAX: Failed to calculate ICV");
+		return;
+	}
+
 	if (os_memcmp_const(icvbuf, pos, EAP_PAX_ICV_LEN) != 0) {
 		wpa_printf(MSG_INFO, "EAP-PAX: Invalid ICV in PAX_STD-2");
 		wpa_hexdump(MSG_MSGDUMP, "EAP-PAX: Expected ICV",
diff --git a/src/eap_server/eap_server_peap.c b/src/eap_server/eap_server_peap.c
index 92c0e5e..5e125ac 100644
--- a/src/eap_server/eap_server_peap.c
+++ b/src/eap_server/eap_server_peap.c
@@ -362,7 +362,7 @@
 	res = peap_prfplus(data->peap_version, tk, 40,
 			   "Inner Methods Compound Keys",
 			   isk, sizeof(isk), imck, sizeof(imck));
-	os_memset(isk, 0, sizeof(isk));
+	forced_memzero(isk, sizeof(isk));
 	if (res < 0) {
 		os_free(tk);
 		return -1;
@@ -376,7 +376,7 @@
 	wpa_hexdump_key(MSG_DEBUG, "EAP-PEAP: IPMK (S-IPMKj)", data->ipmk, 40);
 	os_memcpy(data->cmk, imck + 40, 20);
 	wpa_hexdump_key(MSG_DEBUG, "EAP-PEAP: CMK (CMKj)", data->cmk, 20);
-	os_memset(imck, 0, sizeof(imck));
+	forced_memzero(imck, sizeof(imck));
 
 	return 0;
 }
@@ -1326,7 +1326,7 @@
 				   "key");
 		}
 
-		os_memset(csk, 0, sizeof(csk));
+		forced_memzero(csk, sizeof(csk));
 
 		return eapKeyData;
 	}
diff --git a/src/eap_server/eap_server_pwd.c b/src/eap_server/eap_server_pwd.c
index e720a28..a8087c1 100644
--- a/src/eap_server/eap_server_pwd.c
+++ b/src/eap_server/eap_server_pwd.c
@@ -632,7 +632,7 @@
 				       data->id_server, data->id_server_len,
 				       data->id_peer, data->id_peer_len,
 				       (u8 *) &data->token);
-	os_memset(pwhashhash, 0, sizeof(pwhashhash));
+	forced_memzero(pwhashhash, sizeof(pwhashhash));
 	if (res) {
 		wpa_printf(MSG_INFO, "EAP-PWD (server): unable to compute "
 			   "PWE");
diff --git a/src/eap_server/eap_server_sake.c b/src/eap_server/eap_server_sake.c
index 66183f5..2fc2c05 100644
--- a/src/eap_server/eap_server_sake.c
+++ b/src/eap_server/eap_server_sake.c
@@ -204,7 +204,7 @@
 	{
 		wpa_printf(MSG_INFO, "EAP-SAKE: Failed to compute MIC");
 		data->state = FAILURE;
-		os_free(msg);
+		wpabuf_free(msg);
 		return NULL;
 	}
 
@@ -340,16 +340,25 @@
 		data->state = FAILURE;
 		return;
 	}
-	eap_sake_derive_keys(sm->user->password,
-			     sm->user->password + EAP_SAKE_ROOT_SECRET_LEN,
-			     data->rand_s, data->rand_p,
-			     (u8 *) &data->tek, data->msk, data->emsk);
+	if (eap_sake_derive_keys(sm->user->password,
+				 sm->user->password + EAP_SAKE_ROOT_SECRET_LEN,
+				 data->rand_s, data->rand_p,
+				 (u8 *) &data->tek, data->msk,
+				 data->emsk) < 0) {
+		wpa_printf(MSG_INFO, "EAP-SAKE: Failed to derive keys");
+		data->state = FAILURE;
+		return;
+	}
 
-	eap_sake_compute_mic(data->tek.auth, data->rand_s, data->rand_p,
-			     sm->server_id, sm->server_id_len,
-			     data->peerid, data->peerid_len, 1,
-			     wpabuf_head(respData), wpabuf_len(respData),
-			     attr.mic_p, mic_p);
+	if (eap_sake_compute_mic(data->tek.auth, data->rand_s, data->rand_p,
+				 sm->server_id, sm->server_id_len,
+				 data->peerid, data->peerid_len, 1,
+				 wpabuf_head(respData), wpabuf_len(respData),
+				 attr.mic_p, mic_p) < 0) {
+		wpa_printf(MSG_INFO, "EAP-SAKE: Failed to compute MIC");
+		data->state = FAILURE;
+		return;
+	}
 	if (os_memcmp_const(attr.mic_p, mic_p, EAP_SAKE_MIC_LEN) != 0) {
 		wpa_printf(MSG_INFO, "EAP-SAKE: Incorrect AT_MIC_P");
 		eap_sake_state(data, FAILURE);
@@ -382,11 +391,14 @@
 		return;
 	}
 
-	eap_sake_compute_mic(data->tek.auth, data->rand_s, data->rand_p,
-			     sm->server_id, sm->server_id_len,
-			     data->peerid, data->peerid_len, 1,
-			     wpabuf_head(respData), wpabuf_len(respData),
-			     attr.mic_p, mic_p);
+	if (eap_sake_compute_mic(data->tek.auth, data->rand_s, data->rand_p,
+				 sm->server_id, sm->server_id_len,
+				 data->peerid, data->peerid_len, 1,
+				 wpabuf_head(respData), wpabuf_len(respData),
+				 attr.mic_p, mic_p) < 0) {
+		wpa_printf(MSG_INFO, "EAP-SAKE: Failed to compute MIC");
+		return;
+	}
 	if (os_memcmp_const(attr.mic_p, mic_p, EAP_SAKE_MIC_LEN) != 0) {
 		wpa_printf(MSG_INFO, "EAP-SAKE: Incorrect AT_MIC_P");
 		eap_sake_state(data, FAILURE);
diff --git a/src/eap_server/eap_server_sim.c b/src/eap_server/eap_server_sim.c
index 1287827..66a0872 100644
--- a/src/eap_server/eap_server_sim.c
+++ b/src/eap_server/eap_server_sim.c
@@ -26,6 +26,7 @@
 	u8 kc[EAP_SIM_MAX_CHAL][EAP_SIM_KC_LEN];
 	u8 sres[EAP_SIM_MAX_CHAL][EAP_SIM_SRES_LEN];
 	u8 rand[EAP_SIM_MAX_CHAL][GSM_RAND_LEN];
+	u8 reauth_mac[EAP_SIM_MAC_LEN];
 	int num_chal;
 	enum {
 		START, CHALLENGE, REAUTH, NOTIFICATION, SUCCESS, FAILURE
@@ -249,6 +250,7 @@
 					    struct eap_sim_data *data, u8 id)
 {
 	struct eap_sim_msg *msg;
+	struct wpabuf *buf;
 
 	wpa_printf(MSG_DEBUG, "EAP-SIM: Generating Re-authentication");
 
@@ -278,7 +280,16 @@
 
 	wpa_printf(MSG_DEBUG, "   AT_MAC");
 	eap_sim_msg_add_mac(msg, EAP_SIM_AT_MAC);
-	return eap_sim_msg_finish(msg, EAP_TYPE_SIM, data->k_aut, NULL, 0);
+	buf = eap_sim_msg_finish(msg, EAP_TYPE_SIM, data->k_aut, NULL, 0);
+
+	/* Remember this MAC before sending it to the peer. This MAC is used for
+	 * Session-Id calculation after receiving response from the peer and
+	 * after all other checks pass. */
+	os_memcpy(data->reauth_mac,
+		  wpabuf_head(buf) + wpabuf_len(buf) - EAP_SIM_MAC_LEN,
+		  EAP_SIM_MAC_LEN);
+
+	return buf;
 }
 
 
@@ -829,15 +840,25 @@
 	if (data->state != SUCCESS)
 		return NULL;
 
-	*len = 1 + data->num_chal * GSM_RAND_LEN + EAP_SIM_NONCE_MT_LEN;
+	if (!data->reauth)
+		*len = 1 + data->num_chal * GSM_RAND_LEN + EAP_SIM_NONCE_MT_LEN;
+	else
+		*len = 1 + EAP_SIM_NONCE_S_LEN + EAP_SIM_MAC_LEN;
 	id = os_malloc(*len);
 	if (id == NULL)
 		return NULL;
 
 	id[0] = EAP_TYPE_SIM;
-	os_memcpy(id + 1, data->rand, data->num_chal * GSM_RAND_LEN);
-	os_memcpy(id + 1 + data->num_chal * GSM_RAND_LEN, data->nonce_mt,
-		  EAP_SIM_NONCE_MT_LEN);
+	if (!data->reauth) {
+		os_memcpy(id + 1, data->rand, data->num_chal * GSM_RAND_LEN);
+		os_memcpy(id + 1 + data->num_chal * GSM_RAND_LEN,
+			  data->nonce_mt, EAP_SIM_NONCE_MT_LEN);
+	} else {
+		os_memcpy(id + 1, data->nonce_s, EAP_SIM_NONCE_S_LEN);
+		os_memcpy(id + 1 + EAP_SIM_NONCE_S_LEN, data->reauth_mac,
+			  EAP_SIM_MAC_LEN);
+
+	}
 	wpa_hexdump(MSG_DEBUG, "EAP-SIM: Derived Session-Id", id, *len);
 
 	return id;
diff --git a/src/eap_server/eap_server_teap.c b/src/eap_server/eap_server_teap.c
new file mode 100644
index 0000000..d8e5414
--- /dev/null
+++ b/src/eap_server/eap_server_teap.c
@@ -0,0 +1,1947 @@
+/*
+ * EAP-TEAP server (RFC 7170)
+ * Copyright (c) 2004-2019, 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 "crypto/aes_wrap.h"
+#include "crypto/tls.h"
+#include "crypto/random.h"
+#include "eap_common/eap_teap_common.h"
+#include "eap_i.h"
+#include "eap_tls_common.h"
+
+
+static void eap_teap_reset(struct eap_sm *sm, void *priv);
+
+
+/* Private PAC-Opaque TLV types */
+#define PAC_OPAQUE_TYPE_PAD 0
+#define PAC_OPAQUE_TYPE_KEY 1
+#define PAC_OPAQUE_TYPE_LIFETIME 2
+#define PAC_OPAQUE_TYPE_IDENTITY 3
+
+struct eap_teap_data {
+	struct eap_ssl_data ssl;
+	enum {
+		START, PHASE1, PHASE1B, PHASE2_START, PHASE2_ID,
+		PHASE2_BASIC_AUTH, PHASE2_METHOD, CRYPTO_BINDING, REQUEST_PAC,
+		FAILURE_SEND_RESULT, SUCCESS, FAILURE
+	} state;
+
+	u8 teap_version;
+	u8 peer_version;
+	u16 tls_cs;
+
+	const struct eap_method *phase2_method;
+	void *phase2_priv;
+
+	u8 crypto_binding_nonce[32];
+	int final_result;
+
+	u8 simck_msk[EAP_TEAP_SIMCK_LEN];
+	u8 cmk_msk[EAP_TEAP_CMK_LEN];
+	u8 simck_emsk[EAP_TEAP_SIMCK_LEN];
+	u8 cmk_emsk[EAP_TEAP_CMK_LEN];
+	int simck_idx;
+	int cmk_emsk_available;
+
+	u8 pac_opaque_encr[16];
+	u8 *srv_id;
+	size_t srv_id_len;
+	char *srv_id_info;
+
+	int anon_provisioning;
+	int send_new_pac; /* server triggered re-keying of Tunnel PAC */
+	struct wpabuf *pending_phase2_resp;
+	struct wpabuf *server_outer_tlvs;
+	struct wpabuf *peer_outer_tlvs;
+	u8 *identity; /* from PAC-Opaque */
+	size_t identity_len;
+	int eap_seq;
+	int tnc_started;
+
+	int pac_key_lifetime;
+	int pac_key_refresh_time;
+
+	enum teap_error_codes error_code;
+};
+
+
+static int eap_teap_process_phase2_start(struct eap_sm *sm,
+					 struct eap_teap_data *data);
+
+
+static const char * eap_teap_state_txt(int state)
+{
+	switch (state) {
+	case START:
+		return "START";
+	case PHASE1:
+		return "PHASE1";
+	case PHASE1B:
+		return "PHASE1B";
+	case PHASE2_START:
+		return "PHASE2_START";
+	case PHASE2_ID:
+		return "PHASE2_ID";
+	case PHASE2_BASIC_AUTH:
+		return "PHASE2_BASIC_AUTH";
+	case PHASE2_METHOD:
+		return "PHASE2_METHOD";
+	case CRYPTO_BINDING:
+		return "CRYPTO_BINDING";
+	case REQUEST_PAC:
+		return "REQUEST_PAC";
+	case FAILURE_SEND_RESULT:
+		return "FAILURE_SEND_RESULT";
+	case SUCCESS:
+		return "SUCCESS";
+	case FAILURE:
+		return "FAILURE";
+	default:
+		return "Unknown?!";
+	}
+}
+
+
+static void eap_teap_state(struct eap_teap_data *data, int state)
+{
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: %s -> %s",
+		   eap_teap_state_txt(data->state),
+		   eap_teap_state_txt(state));
+	data->state = state;
+}
+
+
+static EapType eap_teap_req_failure(struct eap_teap_data *data,
+				    enum teap_error_codes error)
+{
+	eap_teap_state(data, FAILURE_SEND_RESULT);
+	return EAP_TYPE_NONE;
+}
+
+
+static int eap_teap_session_ticket_cb(void *ctx, const u8 *ticket, size_t len,
+				      const u8 *client_random,
+				      const u8 *server_random,
+				      u8 *master_secret)
+{
+	struct eap_teap_data *data = ctx;
+	const u8 *pac_opaque;
+	size_t pac_opaque_len;
+	u8 *buf, *pos, *end, *pac_key = NULL;
+	os_time_t lifetime = 0;
+	struct os_time now;
+	u8 *identity = NULL;
+	size_t identity_len = 0;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: SessionTicket callback");
+	wpa_hexdump(MSG_DEBUG, "EAP-TEAP: SessionTicket (PAC-Opaque)",
+		    ticket, len);
+
+	if (len < 4 || WPA_GET_BE16(ticket) != PAC_TYPE_PAC_OPAQUE) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Ignore invalid SessionTicket");
+		return 0;
+	}
+
+	pac_opaque_len = WPA_GET_BE16(ticket + 2);
+	pac_opaque = ticket + 4;
+	if (pac_opaque_len < 8 || pac_opaque_len % 8 ||
+	    pac_opaque_len > len - 4) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Ignore invalid PAC-Opaque (len=%lu left=%lu)",
+			   (unsigned long) pac_opaque_len,
+			   (unsigned long) len);
+		return 0;
+	}
+	wpa_hexdump(MSG_DEBUG, "EAP-TEAP: Received PAC-Opaque",
+		    pac_opaque, pac_opaque_len);
+
+	buf = os_malloc(pac_opaque_len - 8);
+	if (!buf) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Failed to allocate memory for decrypting PAC-Opaque");
+		return 0;
+	}
+
+	if (aes_unwrap(data->pac_opaque_encr, sizeof(data->pac_opaque_encr),
+		       (pac_opaque_len - 8) / 8, pac_opaque, buf) < 0) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Failed to decrypt PAC-Opaque");
+		os_free(buf);
+		/*
+		 * This may have been caused by server changing the PAC-Opaque
+		 * encryption key, so just ignore this PAC-Opaque instead of
+		 * failing the authentication completely. Provisioning can now
+		 * be used to provision a new PAC.
+		 */
+		return 0;
+	}
+
+	end = buf + pac_opaque_len - 8;
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: Decrypted PAC-Opaque",
+			buf, end - buf);
+
+	pos = buf;
+	while (end - pos > 1) {
+		u8 id, elen;
+
+		id = *pos++;
+		elen = *pos++;
+		if (elen > end - pos)
+			break;
+
+		switch (id) {
+		case PAC_OPAQUE_TYPE_PAD:
+			goto done;
+		case PAC_OPAQUE_TYPE_KEY:
+			if (elen != EAP_TEAP_PAC_KEY_LEN) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: Invalid PAC-Key length %d",
+					   elen);
+				os_free(buf);
+				return -1;
+			}
+			pac_key = pos;
+			wpa_hexdump_key(MSG_DEBUG,
+					"EAP-TEAP: PAC-Key from decrypted PAC-Opaque",
+					pac_key, EAP_TEAP_PAC_KEY_LEN);
+			break;
+		case PAC_OPAQUE_TYPE_LIFETIME:
+			if (elen != 4) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: Invalid PAC-Key lifetime length %d",
+					   elen);
+				os_free(buf);
+				return -1;
+			}
+			lifetime = WPA_GET_BE32(pos);
+			break;
+		case PAC_OPAQUE_TYPE_IDENTITY:
+			identity = pos;
+			identity_len = elen;
+			break;
+		}
+
+		pos += elen;
+	}
+done:
+
+	if (!pac_key) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No PAC-Key included in PAC-Opaque");
+		os_free(buf);
+		return -1;
+	}
+
+	if (identity) {
+		wpa_hexdump_ascii(MSG_DEBUG,
+				  "EAP-TEAP: Identity from PAC-Opaque",
+				  identity, identity_len);
+		os_free(data->identity);
+		data->identity = os_malloc(identity_len);
+		if (data->identity) {
+			os_memcpy(data->identity, identity, identity_len);
+			data->identity_len = identity_len;
+		}
+	}
+
+	if (os_get_time(&now) < 0 || lifetime <= 0 || now.sec > lifetime) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC-Key not valid anymore (lifetime=%ld now=%ld)",
+			   lifetime, now.sec);
+		data->send_new_pac = 2;
+		/*
+		 * Allow PAC to be used to allow a PAC update with some level
+		 * of server authentication (i.e., do not fall back to full TLS
+		 * handshake since we cannot be sure that the peer would be
+		 * able to validate server certificate now). However, reject
+		 * the authentication since the PAC was not valid anymore. Peer
+		 * can connect again with the newly provisioned PAC after this.
+		 */
+	} else if (lifetime - now.sec < data->pac_key_refresh_time) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC-Key soft timeout; send an update if authentication succeeds");
+		data->send_new_pac = 1;
+	}
+
+	/* EAP-TEAP uses PAC-Key as the TLS master_secret */
+	os_memcpy(master_secret, pac_key, EAP_TEAP_PAC_KEY_LEN);
+
+	os_free(buf);
+
+	return 1;
+}
+
+
+static int eap_teap_derive_key_auth(struct eap_sm *sm,
+				    struct eap_teap_data *data)
+{
+	int res;
+
+	/* RFC 7170, Section 5.1 */
+	res = tls_connection_export_key(sm->ssl_ctx, data->ssl.conn,
+					TEAP_TLS_EXPORTER_LABEL_SKS, NULL, 0,
+					data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	if (res)
+		return res;
+	wpa_hexdump_key(MSG_DEBUG,
+			"EAP-TEAP: session_key_seed (S-IMCK[0])",
+			data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	os_memcpy(data->simck_emsk, data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	data->simck_idx = 0;
+	return 0;
+}
+
+
+static int eap_teap_update_icmk(struct eap_sm *sm, struct eap_teap_data *data)
+{
+	u8 *msk = NULL, *emsk = NULL;
+	size_t msk_len = 0, emsk_len = 0;
+	int res;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Deriving ICMK[%d] (S-IMCK and CMK)",
+		   data->simck_idx + 1);
+
+	if (sm->eap_teap_auth == 1)
+		return eap_teap_derive_cmk_basic_pw_auth(data->simck_msk,
+							 data->cmk_msk);
+
+	if (!data->phase2_method || !data->phase2_priv) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Phase 2 method not available");
+		return -1;
+	}
+
+	if (data->phase2_method->getKey) {
+		msk = data->phase2_method->getKey(sm, data->phase2_priv,
+						  &msk_len);
+		if (!msk) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Could not fetch Phase 2 MSK");
+			return -1;
+		}
+	}
+
+	if (data->phase2_method->get_emsk) {
+		emsk = data->phase2_method->get_emsk(sm, data->phase2_priv,
+						     &emsk_len);
+	}
+
+	res = eap_teap_derive_imck(data->simck_msk, data->simck_emsk,
+				   msk, msk_len, emsk, emsk_len,
+				   data->simck_msk, data->cmk_msk,
+				   data->simck_emsk, data->cmk_emsk);
+	bin_clear_free(msk, msk_len);
+	bin_clear_free(emsk, emsk_len);
+	if (res == 0) {
+		data->simck_idx++;
+		if (emsk)
+			data->cmk_emsk_available = 1;
+	}
+	return 0;
+}
+
+
+static void * eap_teap_init(struct eap_sm *sm)
+{
+	struct eap_teap_data *data;
+
+	data = os_zalloc(sizeof(*data));
+	if (!data)
+		return NULL;
+	data->teap_version = EAP_TEAP_VERSION;
+	data->state = START;
+
+	if (eap_server_tls_ssl_init(sm, &data->ssl, 0, EAP_TYPE_TEAP)) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Failed to initialize SSL.");
+		eap_teap_reset(sm, data);
+		return NULL;
+	}
+
+	/* TODO: Add anon-DH TLS cipher suites (and if one is negotiated,
+	 * enforce inner EAP with mutual authentication to be used) */
+
+	if (tls_connection_set_session_ticket_cb(sm->ssl_ctx, data->ssl.conn,
+						 eap_teap_session_ticket_cb,
+						 data) < 0) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Failed to set SessionTicket callback");
+		eap_teap_reset(sm, data);
+		return NULL;
+	}
+
+	if (!sm->pac_opaque_encr_key) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: No PAC-Opaque encryption key configured");
+		eap_teap_reset(sm, data);
+		return NULL;
+	}
+	os_memcpy(data->pac_opaque_encr, sm->pac_opaque_encr_key,
+		  sizeof(data->pac_opaque_encr));
+
+	if (!sm->eap_fast_a_id) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: No A-ID configured");
+		eap_teap_reset(sm, data);
+		return NULL;
+	}
+	data->srv_id = os_malloc(sm->eap_fast_a_id_len);
+	if (!data->srv_id) {
+		eap_teap_reset(sm, data);
+		return NULL;
+	}
+	os_memcpy(data->srv_id, sm->eap_fast_a_id, sm->eap_fast_a_id_len);
+	data->srv_id_len = sm->eap_fast_a_id_len;
+
+	if (!sm->eap_fast_a_id_info) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: No A-ID-Info configured");
+		eap_teap_reset(sm, data);
+		return NULL;
+	}
+	data->srv_id_info = os_strdup(sm->eap_fast_a_id_info);
+	if (!data->srv_id_info) {
+		eap_teap_reset(sm, data);
+		return NULL;
+	}
+
+	/* PAC-Key lifetime in seconds (hard limit) */
+	data->pac_key_lifetime = sm->pac_key_lifetime;
+
+	/*
+	 * PAC-Key refresh time in seconds (soft limit on remaining hard
+	 * limit). The server will generate a new PAC-Key when this number of
+	 * seconds (or fewer) of the lifetime remains.
+	 */
+	data->pac_key_refresh_time = sm->pac_key_refresh_time;
+
+	return data;
+}
+
+
+static void eap_teap_reset(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+
+	if (!data)
+		return;
+	if (data->phase2_priv && data->phase2_method)
+		data->phase2_method->reset(sm, data->phase2_priv);
+	eap_server_tls_ssl_deinit(sm, &data->ssl);
+	os_free(data->srv_id);
+	os_free(data->srv_id_info);
+	wpabuf_free(data->pending_phase2_resp);
+	wpabuf_free(data->server_outer_tlvs);
+	wpabuf_free(data->peer_outer_tlvs);
+	os_free(data->identity);
+	forced_memzero(data->simck_msk, EAP_TEAP_SIMCK_LEN);
+	forced_memzero(data->simck_emsk, EAP_TEAP_SIMCK_LEN);
+	forced_memzero(data->cmk_msk, EAP_TEAP_CMK_LEN);
+	forced_memzero(data->cmk_emsk, EAP_TEAP_CMK_LEN);
+	forced_memzero(data->pac_opaque_encr, sizeof(data->pac_opaque_encr));
+	bin_clear_free(data, sizeof(*data));
+}
+
+
+static struct wpabuf * eap_teap_build_start(struct eap_sm *sm,
+					    struct eap_teap_data *data, u8 id)
+{
+	struct wpabuf *req;
+	size_t outer_tlv_len = sizeof(struct teap_tlv_hdr) + data->srv_id_len;
+	const u8 *start, *end;
+
+	req = eap_msg_alloc(EAP_VENDOR_IETF, EAP_TYPE_TEAP,
+			    1 + 4 + outer_tlv_len, EAP_CODE_REQUEST, id);
+	if (!req) {
+		wpa_printf(MSG_ERROR,
+			   "EAP-TEAP: Failed to allocate memory for request");
+		eap_teap_state(data, FAILURE);
+		return NULL;
+	}
+
+	wpabuf_put_u8(req, EAP_TLS_FLAGS_START | EAP_TEAP_FLAGS_OUTER_TLV_LEN |
+		      data->teap_version);
+	wpabuf_put_be32(req, outer_tlv_len);
+
+	start = wpabuf_put(req, 0);
+
+	/* RFC 7170, Section 4.2.2: Authority-ID TLV */
+	eap_teap_put_tlv(req, TEAP_TLV_AUTHORITY_ID,
+			 data->srv_id, data->srv_id_len);
+
+	end = wpabuf_put(req, 0);
+	wpabuf_free(data->server_outer_tlvs);
+	data->server_outer_tlvs = wpabuf_alloc_copy(start, end - start);
+	if (!data->server_outer_tlvs) {
+		eap_teap_state(data, FAILURE);
+		return NULL;
+	}
+
+	eap_teap_state(data, PHASE1);
+
+	return req;
+}
+
+
+static int eap_teap_phase1_done(struct eap_sm *sm, struct eap_teap_data *data)
+{
+	char cipher[64];
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Phase 1 done, starting Phase 2");
+
+	data->tls_cs = tls_connection_get_cipher_suite(data->ssl.conn);
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: TLS cipher suite 0x%04x",
+		   data->tls_cs);
+
+	if (tls_get_cipher(sm->ssl_ctx, data->ssl.conn, cipher, sizeof(cipher))
+	    < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Failed to get cipher information");
+		eap_teap_state(data, FAILURE);
+		return -1;
+	}
+	data->anon_provisioning = os_strstr(cipher, "ADH") != NULL;
+
+	if (data->anon_provisioning)
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Anonymous provisioning");
+
+	if (eap_teap_derive_key_auth(sm, data) < 0) {
+		eap_teap_state(data, FAILURE);
+		return -1;
+	}
+
+	eap_teap_state(data, PHASE2_START);
+
+	return 0;
+}
+
+
+static struct wpabuf * eap_teap_build_phase2_req(struct eap_sm *sm,
+						 struct eap_teap_data *data,
+						 u8 id)
+{
+	struct wpabuf *req;
+
+	if (sm->eap_teap_auth == 1) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Initiate Basic-Password-Auth");
+		req = wpabuf_alloc(sizeof(struct teap_tlv_hdr));
+		if (!req)
+			return NULL;
+		eap_teap_put_tlv_hdr(req, TEAP_TLV_BASIC_PASSWORD_AUTH_REQ, 0);
+		return req;
+	}
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Initiate inner EAP method");
+	if (!data->phase2_priv) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Phase 2 method not initialized");
+		return NULL;
+	}
+
+	req = data->phase2_method->buildReq(sm, data->phase2_priv, id);
+	if (!req)
+		return NULL;
+
+	wpa_hexdump_buf_key(MSG_MSGDUMP, "EAP-TEAP: Phase 2 EAP-Request", req);
+	return eap_teap_tlv_eap_payload(req);
+}
+
+
+static struct wpabuf * eap_teap_build_crypto_binding(
+	struct eap_sm *sm, struct eap_teap_data *data)
+{
+	struct wpabuf *buf;
+	struct teap_tlv_result *result;
+	struct teap_tlv_crypto_binding *cb;
+	u8 subtype, flags;
+
+	buf = wpabuf_alloc(2 * sizeof(*result) + sizeof(*cb));
+	if (!buf)
+		return NULL;
+
+	if (data->send_new_pac || data->anon_provisioning ||
+	    data->phase2_method)
+		data->final_result = 0;
+	else
+		data->final_result = 1;
+
+	if (!data->final_result || data->eap_seq > 0) {
+		/* Intermediate-Result */
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Add Intermediate-Result TLV (status=SUCCESS)");
+		result = wpabuf_put(buf, sizeof(*result));
+		result->tlv_type = host_to_be16(TEAP_TLV_MANDATORY |
+						TEAP_TLV_INTERMEDIATE_RESULT);
+		result->length = host_to_be16(2);
+		result->status = host_to_be16(TEAP_STATUS_SUCCESS);
+	}
+
+	if (data->final_result) {
+		/* Result TLV */
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Add Result TLV (status=SUCCESS)");
+		result = wpabuf_put(buf, sizeof(*result));
+		result->tlv_type = host_to_be16(TEAP_TLV_MANDATORY |
+						TEAP_TLV_RESULT);
+		result->length = host_to_be16(2);
+		result->status = host_to_be16(TEAP_STATUS_SUCCESS);
+	}
+
+	/* Crypto-Binding TLV */
+	cb = wpabuf_put(buf, sizeof(*cb));
+	cb->tlv_type = host_to_be16(TEAP_TLV_MANDATORY |
+				    TEAP_TLV_CRYPTO_BINDING);
+	cb->length = host_to_be16(sizeof(*cb) - sizeof(struct teap_tlv_hdr));
+	cb->version = EAP_TEAP_VERSION;
+	cb->received_version = data->peer_version;
+	/* FIX: RFC 7170 is not clear on which Flags value to use when
+	 * Crypto-Binding TLV is used with Basic-Password-Auth */
+	flags = data->cmk_emsk_available ?
+		TEAP_CRYPTO_BINDING_EMSK_AND_MSK_CMAC :
+		TEAP_CRYPTO_BINDING_MSK_CMAC;
+	subtype = TEAP_CRYPTO_BINDING_SUBTYPE_REQUEST;
+	cb->subtype = (flags << 4) | subtype;
+	if (random_get_bytes(cb->nonce, sizeof(cb->nonce)) < 0) {
+		wpabuf_free(buf);
+		return NULL;
+	}
+
+	/*
+	 * RFC 7170, Section 4.2.13:
+	 * The nonce in a request MUST have its least significant bit set to 0.
+	 */
+	cb->nonce[sizeof(cb->nonce) - 1] &= ~0x01;
+
+	os_memcpy(data->crypto_binding_nonce, cb->nonce, sizeof(cb->nonce));
+
+	if (eap_teap_compound_mac(data->tls_cs, cb, data->server_outer_tlvs,
+				  data->peer_outer_tlvs, data->cmk_msk,
+				  cb->msk_compound_mac) < 0) {
+		wpabuf_free(buf);
+		return NULL;
+	}
+
+	if (data->cmk_emsk_available &&
+	    eap_teap_compound_mac(data->tls_cs, cb, data->server_outer_tlvs,
+				  data->peer_outer_tlvs, data->cmk_emsk,
+				  cb->emsk_compound_mac) < 0) {
+		wpabuf_free(buf);
+		return NULL;
+	}
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Add Crypto-Binding TLV: Version %u Received Version %u Flags %u Sub-Type %u",
+		   cb->version, cb->received_version, flags, subtype);
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Nonce",
+		    cb->nonce, sizeof(cb->nonce));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: EMSK Compound MAC",
+		    cb->emsk_compound_mac, sizeof(cb->emsk_compound_mac));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: MSK Compound MAC",
+		    cb->msk_compound_mac, sizeof(cb->msk_compound_mac));
+
+	return buf;
+}
+
+
+static struct wpabuf * eap_teap_build_pac(struct eap_sm *sm,
+					  struct eap_teap_data *data)
+{
+	u8 pac_key[EAP_TEAP_PAC_KEY_LEN];
+	u8 *pac_buf, *pac_opaque;
+	struct wpabuf *buf;
+	u8 *pos;
+	size_t buf_len, srv_id_info_len, pac_len;
+	struct teap_tlv_hdr *pac_tlv;
+	struct pac_attr_hdr *pac_info;
+	struct teap_tlv_result *result;
+	struct os_time now;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Build a new PAC");
+
+	if (random_get_bytes(pac_key, EAP_TEAP_PAC_KEY_LEN) < 0 ||
+	    os_get_time(&now) < 0)
+		return NULL;
+	wpa_hexdump_key(MSG_DEBUG, "EAP-TEAP: Generated PAC-Key",
+			pac_key, EAP_TEAP_PAC_KEY_LEN);
+
+	pac_len = (2 + EAP_TEAP_PAC_KEY_LEN) + (2 + 4) +
+		(2 + sm->identity_len) + 8;
+	pac_buf = os_malloc(pac_len);
+	if (!pac_buf)
+		return NULL;
+
+	srv_id_info_len = os_strlen(data->srv_id_info);
+
+	pos = pac_buf;
+	*pos++ = PAC_OPAQUE_TYPE_KEY;
+	*pos++ = EAP_TEAP_PAC_KEY_LEN;
+	os_memcpy(pos, pac_key, EAP_TEAP_PAC_KEY_LEN);
+	pos += EAP_TEAP_PAC_KEY_LEN;
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: PAC-Key lifetime: %u seconds",
+		   data->pac_key_lifetime);
+	*pos++ = PAC_OPAQUE_TYPE_LIFETIME;
+	*pos++ = 4;
+	WPA_PUT_BE32(pos, now.sec + data->pac_key_lifetime);
+	pos += 4;
+
+	if (sm->identity) {
+		wpa_hexdump_ascii(MSG_DEBUG, "EAP-TEAP: PAC-Opaque Identity",
+				  sm->identity, sm->identity_len);
+		*pos++ = PAC_OPAQUE_TYPE_IDENTITY;
+		*pos++ = sm->identity_len;
+		os_memcpy(pos, sm->identity, sm->identity_len);
+		pos += sm->identity_len;
+	}
+
+	pac_len = pos - pac_buf;
+	while (pac_len % 8) {
+		*pos++ = PAC_OPAQUE_TYPE_PAD;
+		pac_len++;
+	}
+
+	pac_opaque = os_malloc(pac_len + 8);
+	if (!pac_opaque) {
+		os_free(pac_buf);
+		return NULL;
+	}
+	if (aes_wrap(data->pac_opaque_encr, sizeof(data->pac_opaque_encr),
+		     pac_len / 8, pac_buf, pac_opaque) < 0) {
+		os_free(pac_buf);
+		os_free(pac_opaque);
+		return NULL;
+	}
+	os_free(pac_buf);
+
+	pac_len += 8;
+	wpa_hexdump(MSG_DEBUG, "EAP-TEAP: PAC-Opaque", pac_opaque, pac_len);
+
+	buf_len = sizeof(*pac_tlv) +
+		sizeof(struct pac_attr_hdr) + EAP_TEAP_PAC_KEY_LEN +
+		sizeof(struct pac_attr_hdr) + pac_len +
+		data->srv_id_len + srv_id_info_len + 100 + sizeof(*result);
+	buf = wpabuf_alloc(buf_len);
+	if (!buf) {
+		os_free(pac_opaque);
+		return NULL;
+	}
+
+	/* Result TLV */
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add Result TLV (status=SUCCESS)");
+	result = wpabuf_put(buf, sizeof(*result));
+	WPA_PUT_BE16((u8 *) &result->tlv_type,
+		     TEAP_TLV_MANDATORY | TEAP_TLV_RESULT);
+	WPA_PUT_BE16((u8 *) &result->length, 2);
+	WPA_PUT_BE16((u8 *) &result->status, TEAP_STATUS_SUCCESS);
+
+	/* PAC TLV */
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Add PAC TLV");
+	pac_tlv = wpabuf_put(buf, sizeof(*pac_tlv));
+	pac_tlv->tlv_type = host_to_be16(TEAP_TLV_MANDATORY | TEAP_TLV_PAC);
+
+	/* PAC-Key */
+	eap_teap_put_tlv(buf, PAC_TYPE_PAC_KEY, pac_key, EAP_TEAP_PAC_KEY_LEN);
+
+	/* PAC-Opaque */
+	eap_teap_put_tlv(buf, PAC_TYPE_PAC_OPAQUE, pac_opaque, pac_len);
+	os_free(pac_opaque);
+
+	/* PAC-Info */
+	pac_info = wpabuf_put(buf, sizeof(*pac_info));
+	pac_info->type = host_to_be16(PAC_TYPE_PAC_INFO);
+
+	/* PAC-Lifetime (inside PAC-Info) */
+	eap_teap_put_tlv_hdr(buf, PAC_TYPE_CRED_LIFETIME, 4);
+	wpabuf_put_be32(buf, now.sec + data->pac_key_lifetime);
+
+	/* A-ID (inside PAC-Info) */
+	eap_teap_put_tlv(buf, PAC_TYPE_A_ID, data->srv_id, data->srv_id_len);
+
+	/* Note: headers may be misaligned after A-ID */
+
+	if (sm->identity) {
+		eap_teap_put_tlv(buf, PAC_TYPE_I_ID, sm->identity,
+				 sm->identity_len);
+	}
+
+	/* A-ID-Info (inside PAC-Info) */
+	eap_teap_put_tlv(buf, PAC_TYPE_A_ID_INFO, data->srv_id_info,
+			 srv_id_info_len);
+
+	/* PAC-Type (inside PAC-Info) */
+	eap_teap_put_tlv_hdr(buf, PAC_TYPE_PAC_TYPE, 2);
+	wpabuf_put_be16(buf, PAC_TYPE_TUNNEL_PAC);
+
+	/* Update PAC-Info and PAC TLV Length fields */
+	pos = wpabuf_put(buf, 0);
+	pac_info->len = host_to_be16(pos - (u8 *) (pac_info + 1));
+	pac_tlv->length = host_to_be16(pos - (u8 *) (pac_tlv + 1));
+
+	return buf;
+}
+
+
+static int eap_teap_encrypt_phase2(struct eap_sm *sm,
+				   struct eap_teap_data *data,
+				   struct wpabuf *plain, int piggyback)
+{
+	struct wpabuf *encr;
+
+	wpa_hexdump_buf_key(MSG_DEBUG, "EAP-TEAP: Encrypting Phase 2 TLVs",
+			    plain);
+	encr = eap_server_tls_encrypt(sm, &data->ssl, plain);
+	wpabuf_free(plain);
+
+	if (!encr)
+		return -1;
+
+	if (data->ssl.tls_out && piggyback) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Piggyback Phase 2 data (len=%d) with last Phase 1 Message (len=%d used=%d)",
+			   (int) wpabuf_len(encr),
+			   (int) wpabuf_len(data->ssl.tls_out),
+			   (int) data->ssl.tls_out_pos);
+		if (wpabuf_resize(&data->ssl.tls_out, wpabuf_len(encr)) < 0) {
+			wpa_printf(MSG_WARNING,
+				   "EAP-TEAP: Failed to resize output buffer");
+			wpabuf_free(encr);
+			return -1;
+		}
+		wpabuf_put_buf(data->ssl.tls_out, encr);
+		wpabuf_free(encr);
+	} else {
+		wpabuf_free(data->ssl.tls_out);
+		data->ssl.tls_out_pos = 0;
+		data->ssl.tls_out = encr;
+	}
+
+	return 0;
+}
+
+
+static struct wpabuf * eap_teap_buildReq(struct eap_sm *sm, void *priv, u8 id)
+{
+	struct eap_teap_data *data = priv;
+	struct wpabuf *req = NULL;
+	int piggyback = 0;
+
+	if (data->ssl.state == FRAG_ACK) {
+		return eap_server_tls_build_ack(id, EAP_TYPE_TEAP,
+						data->teap_version);
+	}
+
+	if (data->ssl.state == WAIT_FRAG_ACK) {
+		return eap_server_tls_build_msg(&data->ssl, EAP_TYPE_TEAP,
+						data->teap_version, id);
+	}
+
+	switch (data->state) {
+	case START:
+		return eap_teap_build_start(sm, data, id);
+	case PHASE1B:
+		if (tls_connection_established(sm->ssl_ctx, data->ssl.conn)) {
+			if (eap_teap_phase1_done(sm, data) < 0)
+				return NULL;
+			if (data->state == PHASE2_START) {
+				int res;
+
+				/*
+				 * Try to generate Phase 2 data to piggyback
+				 * with the end of Phase 1 to avoid extra
+				 * roundtrip.
+				 */
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: Try to start Phase 2");
+				res = eap_teap_process_phase2_start(sm, data);
+				if (res == 1) {
+					req = eap_teap_build_crypto_binding(
+						sm, data);
+					piggyback = 1;
+					break;
+				}
+
+				if (res)
+					break;
+				req = eap_teap_build_phase2_req(sm, data, id);
+				piggyback = 1;
+			}
+		}
+		break;
+	case PHASE2_ID:
+	case PHASE2_BASIC_AUTH:
+	case PHASE2_METHOD:
+		req = eap_teap_build_phase2_req(sm, data, id);
+		break;
+	case CRYPTO_BINDING:
+		req = eap_teap_build_crypto_binding(sm, data);
+		if (data->phase2_method) {
+			/*
+			 * Include the start of the next EAP method in the
+			 * sequence in the same message with Crypto-Binding to
+			 * save a round-trip.
+			 */
+			struct wpabuf *eap;
+
+			eap = eap_teap_build_phase2_req(sm, data, id);
+			req = wpabuf_concat(req, eap);
+			eap_teap_state(data, PHASE2_METHOD);
+		}
+		break;
+	case REQUEST_PAC:
+		req = eap_teap_build_pac(sm, data);
+		break;
+	case FAILURE_SEND_RESULT:
+		req = eap_teap_tlv_result(TEAP_STATUS_FAILURE, 0);
+		if (data->error_code)
+			req = wpabuf_concat(
+				req, eap_teap_tlv_error(data->error_code));
+		break;
+	default:
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: %s - unexpected state %d",
+			   __func__, data->state);
+		return NULL;
+	}
+
+	if (req && eap_teap_encrypt_phase2(sm, data, req, piggyback) < 0)
+		return NULL;
+
+	return eap_server_tls_build_msg(&data->ssl, EAP_TYPE_TEAP,
+					data->teap_version, id);
+}
+
+
+static Boolean eap_teap_check(struct eap_sm *sm, void *priv,
+			      struct wpabuf *respData)
+{
+	const u8 *pos;
+	size_t len;
+
+	pos = eap_hdr_validate(EAP_VENDOR_IETF, EAP_TYPE_TEAP, respData, &len);
+	if (!pos || len < 1) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: Invalid frame");
+		return TRUE;
+	}
+
+	return FALSE;
+}
+
+
+static int eap_teap_phase2_init(struct eap_sm *sm, struct eap_teap_data *data,
+				EapType eap_type)
+{
+	if (data->phase2_priv && data->phase2_method) {
+		data->phase2_method->reset(sm, data->phase2_priv);
+		data->phase2_method = NULL;
+		data->phase2_priv = NULL;
+	}
+	data->phase2_method = eap_server_get_eap_method(EAP_VENDOR_IETF,
+							eap_type);
+	if (!data->phase2_method)
+		return -1;
+
+	sm->init_phase2 = 1;
+	data->phase2_priv = data->phase2_method->init(sm);
+	sm->init_phase2 = 0;
+
+	return data->phase2_priv ? 0 : -1;
+}
+
+
+static void eap_teap_process_phase2_response(struct eap_sm *sm,
+					     struct eap_teap_data *data,
+					     u8 *in_data, size_t in_len)
+{
+	u8 next_type = EAP_TYPE_NONE;
+	struct eap_hdr *hdr;
+	u8 *pos;
+	size_t left;
+	struct wpabuf buf;
+	const struct eap_method *m = data->phase2_method;
+	void *priv = data->phase2_priv;
+
+	if (!priv) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: %s - Phase 2 not initialized?!",
+			   __func__);
+		return;
+	}
+
+	hdr = (struct eap_hdr *) in_data;
+	pos = (u8 *) (hdr + 1);
+
+	if (in_len > sizeof(*hdr) && *pos == EAP_TYPE_NAK) {
+		left = in_len - sizeof(*hdr);
+		wpa_hexdump(MSG_DEBUG,
+			    "EAP-TEAP: Phase 2 type Nak'ed; allowed types",
+			    pos + 1, left - 1);
+#ifdef EAP_SERVER_TNC
+		if (m && m->vendor == EAP_VENDOR_IETF &&
+		    m->method == EAP_TYPE_TNC) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Peer Nak'ed required TNC negotiation");
+			next_type = eap_teap_req_failure(data, 0);
+			eap_teap_phase2_init(sm, data, next_type);
+			return;
+		}
+#endif /* EAP_SERVER_TNC */
+		eap_sm_process_nak(sm, pos + 1, left - 1);
+		if (sm->user && sm->user_eap_method_index < EAP_MAX_METHODS &&
+		    sm->user->methods[sm->user_eap_method_index].method !=
+		    EAP_TYPE_NONE) {
+			next_type = sm->user->methods[
+				sm->user_eap_method_index++].method;
+			wpa_printf(MSG_DEBUG, "EAP-TEAP: try EAP type %d",
+				   next_type);
+		} else {
+			next_type = eap_teap_req_failure(data, 0);
+		}
+		eap_teap_phase2_init(sm, data, next_type);
+		return;
+	}
+
+	wpabuf_set(&buf, in_data, in_len);
+
+	if (m->check(sm, priv, &buf)) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Phase 2 check() asked to ignore the packet");
+		eap_teap_req_failure(data, TEAP_ERROR_INNER_METHOD);
+		return;
+	}
+
+	m->process(sm, priv, &buf);
+
+	if (!m->isDone(sm, priv))
+		return;
+
+	if (!m->isSuccess(sm, priv)) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Phase 2 method failed");
+		next_type = eap_teap_req_failure(data, TEAP_ERROR_INNER_METHOD);
+		eap_teap_phase2_init(sm, data, next_type);
+		return;
+	}
+
+	switch (data->state) {
+	case PHASE2_ID:
+		if (eap_user_get(sm, sm->identity, sm->identity_len, 1) != 0) {
+			wpa_hexdump_ascii(MSG_DEBUG,
+					  "EAP-TEAP: Phase 2 Identity not found in the user database",
+					  sm->identity, sm->identity_len);
+			next_type = eap_teap_req_failure(
+				data, TEAP_ERROR_INNER_METHOD);
+			break;
+		}
+
+		eap_teap_state(data, PHASE2_METHOD);
+		if (data->anon_provisioning) {
+			/* TODO: Allow any inner EAP method that provides
+			 * mutual authentication and EMSK derivation (i.e.,
+			 * EAP-pwd or EAP-EKE). */
+			next_type = EAP_TYPE_PWD;
+			sm->user_eap_method_index = 0;
+		} else {
+			next_type = sm->user->methods[0].method;
+			sm->user_eap_method_index = 1;
+		}
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Try EAP type %d", next_type);
+		break;
+	case PHASE2_METHOD:
+	case CRYPTO_BINDING:
+		eap_teap_update_icmk(sm, data);
+		eap_teap_state(data, CRYPTO_BINDING);
+		data->eap_seq++;
+		next_type = EAP_TYPE_NONE;
+#ifdef EAP_SERVER_TNC
+		if (sm->tnc && !data->tnc_started) {
+			wpa_printf(MSG_DEBUG, "EAP-TEAP: Initialize TNC");
+			next_type = EAP_TYPE_TNC;
+			data->tnc_started = 1;
+		}
+#endif /* EAP_SERVER_TNC */
+		break;
+	case FAILURE:
+		break;
+	default:
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: %s - unexpected state %d",
+			   __func__, data->state);
+		break;
+	}
+
+	eap_teap_phase2_init(sm, data, next_type);
+}
+
+
+static void eap_teap_process_phase2_eap(struct eap_sm *sm,
+					struct eap_teap_data *data,
+					u8 *in_data, size_t in_len)
+{
+	struct eap_hdr *hdr;
+	size_t len;
+
+	hdr = (struct eap_hdr *) in_data;
+	if (in_len < (int) sizeof(*hdr)) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Too short Phase 2 EAP frame (len=%lu)",
+			   (unsigned long) in_len);
+		eap_teap_req_failure(data, TEAP_ERROR_INNER_METHOD);
+		return;
+	}
+	len = be_to_host16(hdr->length);
+	if (len > in_len) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Length mismatch in Phase 2 EAP frame (len=%lu hdr->length=%lu)",
+			   (unsigned long) in_len, (unsigned long) len);
+		eap_teap_req_failure(data, TEAP_ERROR_INNER_METHOD);
+		return;
+	}
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Received Phase 2: code=%d identifier=%d length=%lu",
+		   hdr->code, hdr->identifier,
+		   (unsigned long) len);
+	switch (hdr->code) {
+	case EAP_CODE_RESPONSE:
+		eap_teap_process_phase2_response(sm, data, (u8 *) hdr, len);
+		break;
+	default:
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Unexpected code=%d in Phase 2 EAP header",
+			   hdr->code);
+		break;
+	}
+}
+
+
+static void eap_teap_process_basic_auth_resp(struct eap_sm *sm,
+					     struct eap_teap_data *data,
+					     u8 *in_data, size_t in_len)
+{
+	u8 *pos, *end, *username, *password, *new_id;
+	u8 userlen, passlen;
+
+	pos = in_data;
+	end = pos + in_len;
+
+	if (end - pos < 1) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No room for Basic-Password-Auth-Resp Userlen field");
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+	userlen = *pos++;
+	if (end - pos < userlen) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Truncated Basic-Password-Auth-Resp Username field");
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+	username = pos;
+	pos += userlen;
+	wpa_hexdump_ascii(MSG_DEBUG,
+			  "EAP-TEAP: Basic-Password-Auth-Resp Username",
+			  username, userlen);
+
+	if (end - pos < 1) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No room for Basic-Password-Auth-Resp Passlen field");
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+	passlen = *pos++;
+	if (end - pos < passlen) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Truncated Basic-Password-Auth-Resp Password field");
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+	password = pos;
+	pos += passlen;
+	wpa_hexdump_ascii_key(MSG_DEBUG,
+			      "EAP-TEAP: Basic-Password-Auth-Resp Password",
+			      password, passlen);
+
+	if (end > pos) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Unexpected %d extra octet(s) at the end of Basic-Password-Auth-Resp TLV",
+			   (int) (end - pos));
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+
+	if (eap_user_get(sm, username, userlen, 1) != 0) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Username not found in the user database");
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+
+	if (!sm->user || !sm->user->password || sm->user->password_hash) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: No plaintext user password configured");
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+
+	if (sm->user->password_len != passlen ||
+	    os_memcmp_const(sm->user->password, password, passlen) != 0) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Invalid password");
+		eap_teap_req_failure(data, 0);
+		return;
+	}
+
+	wpa_printf(MSG_DEBUG, "EAP-TEAP: Correct password");
+	new_id = os_memdup(username, userlen);
+	if (new_id) {
+		os_free(sm->identity);
+		sm->identity = new_id;
+		sm->identity_len = userlen;
+	}
+	eap_teap_state(data, CRYPTO_BINDING);
+	eap_teap_update_icmk(sm, data);
+}
+
+
+static int eap_teap_parse_tlvs(struct wpabuf *data,
+			       struct eap_teap_tlv_parse *tlv)
+{
+	u16 tlv_type;
+	int mandatory, res;
+	size_t len;
+	u8 *pos, *end;
+
+	os_memset(tlv, 0, sizeof(*tlv));
+
+	pos = wpabuf_mhead(data);
+	end = pos + wpabuf_len(data);
+	while (end - pos > 4) {
+		mandatory = pos[0] & 0x80;
+		tlv_type = WPA_GET_BE16(pos) & 0x3fff;
+		pos += 2;
+		len = WPA_GET_BE16(pos);
+		pos += 2;
+		if (len > (size_t) (end - pos)) {
+			wpa_printf(MSG_INFO, "EAP-TEAP: TLV overflow");
+			return -1;
+		}
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Received Phase 2: TLV type %u (%s) length %u%s",
+			   tlv_type, eap_teap_tlv_type_str(tlv_type),
+			   (unsigned int) len,
+			   mandatory ? " (mandatory)" : "");
+
+		res = eap_teap_parse_tlv(tlv, tlv_type, pos, len);
+		if (res == -2)
+			break;
+		if (res < 0) {
+			if (mandatory) {
+				wpa_printf(MSG_DEBUG,
+					   "EAP-TEAP: NAK unknown mandatory TLV type %u",
+					   tlv_type);
+				/* TODO: generate NAK TLV */
+				break;
+			}
+
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Ignore unknown optional TLV type %u",
+				   tlv_type);
+		}
+
+		pos += len;
+	}
+
+	return 0;
+}
+
+
+static int eap_teap_validate_crypto_binding(
+	struct eap_teap_data *data, const struct teap_tlv_crypto_binding *cb,
+	size_t bind_len)
+{
+	u8 flags, subtype;
+
+	subtype = cb->subtype & 0x0f;
+	flags = cb->subtype >> 4;
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Reply Crypto-Binding TLV: Version %u Received Version %u Flags %u Sub-Type %u",
+		   cb->version, cb->received_version, flags, subtype);
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Nonce",
+		    cb->nonce, sizeof(cb->nonce));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: EMSK Compound MAC",
+		    cb->emsk_compound_mac, sizeof(cb->emsk_compound_mac));
+	wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: MSK Compound MAC",
+		    cb->msk_compound_mac, sizeof(cb->msk_compound_mac));
+
+	if (cb->version != EAP_TEAP_VERSION ||
+	    cb->received_version != data->peer_version) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Unexpected version in Crypto-Binding: Version %u Received Version %u",
+			   cb->version, cb->received_version);
+		return -1;
+	}
+
+	if (flags < 1 || flags > 3) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Unexpected Flags in Crypto-Binding: %u",
+			   flags);
+		return -1;
+	}
+
+	if (subtype != TEAP_CRYPTO_BINDING_SUBTYPE_RESPONSE) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Unexpected Sub-Type in Crypto-Binding: %u",
+			   subtype);
+		return -1;
+	}
+
+	if (os_memcmp_const(data->crypto_binding_nonce, cb->nonce,
+			    EAP_TEAP_NONCE_LEN - 1) != 0 ||
+	    (data->crypto_binding_nonce[EAP_TEAP_NONCE_LEN - 1] | 1) !=
+	    cb->nonce[EAP_TEAP_NONCE_LEN - 1]) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Invalid Nonce in Crypto-Binding");
+		return -1;
+	}
+
+	if (flags == TEAP_CRYPTO_BINDING_MSK_CMAC ||
+	    flags == TEAP_CRYPTO_BINDING_EMSK_AND_MSK_CMAC) {
+		u8 msk_compound_mac[EAP_TEAP_COMPOUND_MAC_LEN];
+
+		if (eap_teap_compound_mac(data->tls_cs, cb,
+					  data->server_outer_tlvs,
+					  data->peer_outer_tlvs, data->cmk_msk,
+					  msk_compound_mac) < 0)
+			return -1;
+		if (os_memcmp_const(msk_compound_mac, cb->msk_compound_mac,
+				    EAP_TEAP_COMPOUND_MAC_LEN) != 0) {
+			wpa_hexdump(MSG_DEBUG,
+				    "EAP-TEAP: Calculated MSK Compound MAC",
+				    msk_compound_mac,
+				    EAP_TEAP_COMPOUND_MAC_LEN);
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: MSK Compound MAC did not match");
+			return -1;
+		}
+	}
+
+	if ((flags == TEAP_CRYPTO_BINDING_EMSK_CMAC ||
+	     flags == TEAP_CRYPTO_BINDING_EMSK_AND_MSK_CMAC) &&
+	    data->cmk_emsk_available) {
+		u8 emsk_compound_mac[EAP_TEAP_COMPOUND_MAC_LEN];
+
+		if (eap_teap_compound_mac(data->tls_cs, cb,
+					  data->server_outer_tlvs,
+					  data->peer_outer_tlvs, data->cmk_emsk,
+					  emsk_compound_mac) < 0)
+			return -1;
+		if (os_memcmp_const(emsk_compound_mac, cb->emsk_compound_mac,
+				    EAP_TEAP_COMPOUND_MAC_LEN) != 0) {
+			wpa_hexdump(MSG_DEBUG,
+				    "EAP-TEAP: Calculated EMSK Compound MAC",
+				    emsk_compound_mac,
+				    EAP_TEAP_COMPOUND_MAC_LEN);
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: EMSK Compound MAC did not match");
+			return -1;
+		}
+	}
+
+	if (flags == TEAP_CRYPTO_BINDING_EMSK_CMAC &&
+	    !data->cmk_emsk_available) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Peer included only EMSK Compound MAC, but no locally generated inner EAP EMSK to validate this");
+		return -1;
+	}
+
+	return 0;
+}
+
+
+static int eap_teap_pac_type(u8 *pac, size_t len, u16 type)
+{
+	struct teap_attr_pac_type *tlv;
+
+	if (!pac || len != sizeof(*tlv))
+		return 0;
+
+	tlv = (struct teap_attr_pac_type *) pac;
+
+	return be_to_host16(tlv->type) == PAC_TYPE_PAC_TYPE &&
+		be_to_host16(tlv->length) == 2 &&
+		be_to_host16(tlv->pac_type) == type;
+}
+
+
+static void eap_teap_process_phase2_tlvs(struct eap_sm *sm,
+					 struct eap_teap_data *data,
+					 struct wpabuf *in_data)
+{
+	struct eap_teap_tlv_parse tlv;
+	int check_crypto_binding = data->state == CRYPTO_BINDING;
+
+	if (eap_teap_parse_tlvs(in_data, &tlv) < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Failed to parse received Phase 2 TLVs");
+		return;
+	}
+
+	if (tlv.result == TEAP_STATUS_FAILURE) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Result TLV indicated failure");
+		eap_teap_state(data, FAILURE);
+		return;
+	}
+
+	if (tlv.nak) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Peer NAK'ed Vendor-Id %u NAK-Type %u",
+			   WPA_GET_BE32(tlv.nak), WPA_GET_BE16(tlv.nak + 4));
+		eap_teap_state(data, FAILURE_SEND_RESULT);
+		return;
+	}
+
+	if (data->state == REQUEST_PAC) {
+		u16 type, len, res;
+
+		if (!tlv.pac || tlv.pac_len < 6) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: No PAC Acknowledgement received");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		type = WPA_GET_BE16(tlv.pac);
+		len = WPA_GET_BE16(tlv.pac + 2);
+		res = WPA_GET_BE16(tlv.pac + 4);
+
+		if (type != PAC_TYPE_PAC_ACKNOWLEDGEMENT || len != 2 ||
+		    res != TEAP_STATUS_SUCCESS) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: PAC TLV did not contain acknowledgement");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: PAC-Acknowledgement received - PAC provisioning succeeded");
+		eap_teap_state(data, SUCCESS);
+		return;
+	}
+
+	if (check_crypto_binding) {
+		if (!tlv.crypto_binding) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: No Crypto-Binding TLV received");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		if (data->final_result &&
+		    tlv.result != TEAP_STATUS_SUCCESS) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Crypto-Binding TLV without Success Result");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		if (!data->final_result &&
+		    tlv.iresult != TEAP_STATUS_SUCCESS) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Crypto-Binding TLV without intermediate Success Result");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		if (eap_teap_validate_crypto_binding(data, tlv.crypto_binding,
+						     tlv.crypto_binding_len)) {
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Valid Crypto-Binding TLV received");
+		if (data->final_result) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Authentication completed successfully");
+		}
+
+		if (data->anon_provisioning &&
+		    sm->eap_fast_prov != ANON_PROV &&
+		    sm->eap_fast_prov != BOTH_PROV) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Client is trying to use unauthenticated provisioning which is disabled");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		if (sm->eap_fast_prov != AUTH_PROV &&
+		    sm->eap_fast_prov != BOTH_PROV &&
+		    tlv.request_action == TEAP_REQUEST_ACTION_PROCESS_TLV &&
+		    eap_teap_pac_type(tlv.pac, tlv.pac_len,
+				      PAC_TYPE_TUNNEL_PAC)) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Client is trying to use authenticated provisioning which is disabled");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+
+		if (data->anon_provisioning ||
+		    (tlv.request_action == TEAP_REQUEST_ACTION_PROCESS_TLV &&
+		     eap_teap_pac_type(tlv.pac, tlv.pac_len,
+				       PAC_TYPE_TUNNEL_PAC))) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Requested a new Tunnel PAC");
+			eap_teap_state(data, REQUEST_PAC);
+		} else if (data->send_new_pac) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Server triggered re-keying of Tunnel PAC");
+			eap_teap_state(data, REQUEST_PAC);
+		} else if (data->final_result)
+			eap_teap_state(data, SUCCESS);
+	}
+
+	if (tlv.basic_auth_resp) {
+		if (sm->eap_teap_auth != 1) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Unexpected Basic-Password-Auth-Resp when trying to use inner EAP");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+		eap_teap_process_basic_auth_resp(sm, data, tlv.basic_auth_resp,
+						 tlv.basic_auth_resp_len);
+	}
+
+	if (tlv.eap_payload_tlv) {
+		if (sm->eap_teap_auth == 1) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Unexpected EAP Payload TLV when trying to use Basic-Password-Auth");
+			eap_teap_state(data, FAILURE);
+			return;
+		}
+		eap_teap_process_phase2_eap(sm, data, tlv.eap_payload_tlv,
+					    tlv.eap_payload_tlv_len);
+	}
+}
+
+
+static void eap_teap_process_phase2(struct eap_sm *sm,
+				    struct eap_teap_data *data,
+				    struct wpabuf *in_buf)
+{
+	struct wpabuf *in_decrypted;
+
+	wpa_printf(MSG_DEBUG,
+		   "EAP-TEAP: Received %lu bytes encrypted data for Phase 2",
+		   (unsigned long) wpabuf_len(in_buf));
+
+	if (data->pending_phase2_resp) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Pending Phase 2 response - skip decryption and use old data");
+		eap_teap_process_phase2_tlvs(sm, data,
+					     data->pending_phase2_resp);
+		wpabuf_free(data->pending_phase2_resp);
+		data->pending_phase2_resp = NULL;
+		return;
+	}
+
+	in_decrypted = tls_connection_decrypt(sm->ssl_ctx, data->ssl.conn,
+					      in_buf);
+	if (!in_decrypted) {
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Failed to decrypt Phase 2 data");
+		eap_teap_state(data, FAILURE);
+		return;
+	}
+
+	wpa_hexdump_buf_key(MSG_DEBUG, "EAP-TEAP: Decrypted Phase 2 TLVs",
+			    in_decrypted);
+
+	eap_teap_process_phase2_tlvs(sm, data, in_decrypted);
+
+	if (sm->method_pending == METHOD_PENDING_WAIT) {
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Phase 2 method is in pending wait state - save decrypted response");
+		wpabuf_free(data->pending_phase2_resp);
+		data->pending_phase2_resp = in_decrypted;
+		return;
+	}
+
+	wpabuf_free(in_decrypted);
+}
+
+
+static int eap_teap_process_version(struct eap_sm *sm, void *priv,
+				    int peer_version)
+{
+	struct eap_teap_data *data = priv;
+
+	if (peer_version < 1) {
+		/* Version 1 was the first defined version, so reject 0 */
+		wpa_printf(MSG_INFO,
+			   "EAP-TEAP: Peer used unknown TEAP version %u",
+			   peer_version);
+		return -1;
+	}
+
+	if (peer_version < data->teap_version) {
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: peer ver=%u, own ver=%u; "
+			   "use version %u",
+			   peer_version, data->teap_version, peer_version);
+		data->teap_version = peer_version;
+	}
+
+	data->peer_version = peer_version;
+
+	return 0;
+}
+
+
+static int eap_teap_process_phase1(struct eap_sm *sm,
+				   struct eap_teap_data *data)
+{
+	if (eap_server_tls_phase1(sm, &data->ssl) < 0) {
+		wpa_printf(MSG_INFO, "EAP-TEAP: TLS processing failed");
+		eap_teap_state(data, FAILURE);
+		return -1;
+	}
+
+	if (!tls_connection_established(sm->ssl_ctx, data->ssl.conn) ||
+	    wpabuf_len(data->ssl.tls_out) > 0)
+		return 1;
+
+	/*
+	 * Phase 1 was completed with the received message (e.g., when using
+	 * abbreviated handshake), so Phase 2 can be started immediately
+	 * without having to send through an empty message to the peer.
+	 */
+
+	return eap_teap_phase1_done(sm, data);
+}
+
+
+static int eap_teap_process_phase2_start(struct eap_sm *sm,
+					 struct eap_teap_data *data)
+{
+	u8 next_type;
+
+	if (data->identity) {
+		/* Used PAC and identity is from PAC-Opaque */
+		os_free(sm->identity);
+		sm->identity = data->identity;
+		data->identity = NULL;
+		sm->identity_len = data->identity_len;
+		data->identity_len = 0;
+		if (eap_user_get(sm, sm->identity, sm->identity_len, 1) != 0) {
+			wpa_hexdump_ascii(MSG_DEBUG,
+					  "EAP-TEAP: Phase 2 Identity not found in the user database",
+					  sm->identity, sm->identity_len);
+			next_type = EAP_TYPE_NONE;
+			eap_teap_state(data, PHASE2_METHOD);
+		} else if (sm->eap_teap_pac_no_inner) {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Used PAC and identity already known - skip inner auth");
+			/* FIX: Need to derive CMK here. However, how is that
+			 * supposed to be done? RFC 7170 does not tell that for
+			 * the no-inner-auth case. */
+			eap_teap_derive_cmk_basic_pw_auth(data->simck_msk,
+							  data->cmk_msk);
+			eap_teap_state(data, CRYPTO_BINDING);
+			return 1;
+		} else if (sm->eap_teap_auth == 1) {
+			eap_teap_state(data, PHASE2_BASIC_AUTH);
+			return 1;
+		} else {
+			wpa_printf(MSG_DEBUG,
+				   "EAP-TEAP: Identity already known - skip Phase 2 Identity Request");
+			next_type = sm->user->methods[0].method;
+			sm->user_eap_method_index = 1;
+			eap_teap_state(data, PHASE2_METHOD);
+		}
+
+	} else if (sm->eap_teap_auth == 1) {
+		eap_teap_state(data, PHASE2_BASIC_AUTH);
+		return 0;
+	} else {
+		eap_teap_state(data, PHASE2_ID);
+		next_type = EAP_TYPE_IDENTITY;
+	}
+
+	return eap_teap_phase2_init(sm, data, next_type);
+}
+
+
+static void eap_teap_process_msg(struct eap_sm *sm, void *priv,
+				 const struct wpabuf *respData)
+{
+	struct eap_teap_data *data = priv;
+
+	switch (data->state) {
+	case PHASE1:
+	case PHASE1B:
+		if (eap_teap_process_phase1(sm, data))
+			break;
+
+		/* fall through */
+	case PHASE2_START:
+		eap_teap_process_phase2_start(sm, data);
+		break;
+	case PHASE2_ID:
+	case PHASE2_BASIC_AUTH:
+	case PHASE2_METHOD:
+	case CRYPTO_BINDING:
+	case REQUEST_PAC:
+		eap_teap_process_phase2(sm, data, data->ssl.tls_in);
+		break;
+	case FAILURE_SEND_RESULT:
+		/* Protected failure result indication completed. Ignore the
+		 * received message (which is supposed to include Result TLV
+		 * indicating failure) and terminate exchange with cleartext
+		 * EAP-Failure. */
+		eap_teap_state(data, FAILURE);
+		break;
+	default:
+		wpa_printf(MSG_DEBUG, "EAP-TEAP: Unexpected state %d in %s",
+			   data->state, __func__);
+		break;
+	}
+}
+
+
+static void eap_teap_process(struct eap_sm *sm, void *priv,
+			     struct wpabuf *respData)
+{
+	struct eap_teap_data *data = priv;
+	const u8 *pos;
+	size_t len;
+	struct wpabuf *resp = respData;
+	u8 flags;
+
+	pos = eap_hdr_validate(EAP_VENDOR_IETF, EAP_TYPE_TEAP, respData, &len);
+	if (!pos || len < 1)
+		return;
+
+	flags = *pos++;
+	len--;
+
+	if (flags & EAP_TEAP_FLAGS_OUTER_TLV_LEN) {
+		/* Extract Outer TLVs from the message before common TLS
+		 * processing */
+		u32 message_len = 0, outer_tlv_len;
+		const u8 *hdr;
+
+		if (data->state != PHASE1) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Unexpected Outer TLVs in a message that is not the first message from the peer");
+			return;
+		}
+
+		if (flags & EAP_TLS_FLAGS_LENGTH_INCLUDED) {
+			if (len < 4) {
+				wpa_printf(MSG_INFO,
+					   "EAP-TEAP: Too short message to include Message Length field");
+				return;
+			}
+
+			message_len = WPA_GET_BE32(pos);
+			pos += 4;
+			len -= 4;
+			if (message_len < 4) {
+				wpa_printf(MSG_INFO,
+					   "EAP-TEAP: Message Length field has too msall value to include Outer TLV Length field");
+				return;
+			}
+		}
+
+		if (len < 4) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Too short message to include Outer TLVs Length field");
+			return;
+		}
+
+		outer_tlv_len = WPA_GET_BE32(pos);
+		pos += 4;
+		len -= 4;
+
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TEAP: Message Length %u Outer TLV Length %u",
+			  message_len, outer_tlv_len);
+		if (len < outer_tlv_len) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Too short message to include Outer TLVs field");
+			return;
+		}
+
+		if (message_len &&
+		    (message_len < outer_tlv_len ||
+		     message_len < 4 + outer_tlv_len)) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Message Length field has too small value to include Outer TLVs");
+			return;
+		}
+
+		if (wpabuf_len(respData) < 4 + outer_tlv_len ||
+		    len < outer_tlv_len)
+			return;
+		resp = wpabuf_alloc(wpabuf_len(respData) - 4 - outer_tlv_len);
+		if (!resp)
+			return;
+		hdr = wpabuf_head(respData);
+		wpabuf_put_u8(resp, *hdr++); /* Code */
+		wpabuf_put_u8(resp, *hdr++); /* Identifier */
+		wpabuf_put_be16(resp, WPA_GET_BE16(hdr) - 4 - outer_tlv_len);
+		hdr += 2;
+		wpabuf_put_u8(resp, *hdr++); /* Type */
+		/* Flags | Ver */
+		wpabuf_put_u8(resp, flags & ~EAP_TEAP_FLAGS_OUTER_TLV_LEN);
+
+		if (flags & EAP_TLS_FLAGS_LENGTH_INCLUDED)
+			wpabuf_put_be32(resp, message_len - 4 - outer_tlv_len);
+
+		wpabuf_put_data(resp, pos, len - outer_tlv_len);
+		pos += len - outer_tlv_len;
+		wpabuf_free(data->peer_outer_tlvs);
+		data->peer_outer_tlvs = wpabuf_alloc_copy(pos, outer_tlv_len);
+		if (!data->peer_outer_tlvs)
+			return;
+		wpa_hexdump_buf(MSG_DEBUG, "EAP-TEAP: Outer TLVs",
+				data->peer_outer_tlvs);
+
+		wpa_hexdump_buf(MSG_DEBUG,
+				"EAP-TEAP: TLS Data message after Outer TLV removal",
+				resp);
+		pos = eap_hdr_validate(EAP_VENDOR_IETF, EAP_TYPE_TEAP, resp,
+				       &len);
+		if (!pos || len < 1) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TEAP: Invalid frame after Outer TLV removal");
+			return;
+		}
+	}
+
+	if (data->state == PHASE1)
+		eap_teap_state(data, PHASE1B);
+
+	if (eap_server_tls_process(sm, &data->ssl, resp, data,
+				   EAP_TYPE_TEAP, eap_teap_process_version,
+				   eap_teap_process_msg) < 0)
+		eap_teap_state(data, FAILURE);
+
+	if (resp != respData)
+		wpabuf_free(resp);
+}
+
+
+static Boolean eap_teap_isDone(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+
+	return data->state == SUCCESS || data->state == FAILURE;
+}
+
+
+static u8 * eap_teap_getKey(struct eap_sm *sm, void *priv, size_t *len)
+{
+	struct eap_teap_data *data = priv;
+	u8 *eapKeyData;
+
+	if (data->state != SUCCESS)
+		return NULL;
+
+	eapKeyData = os_malloc(EAP_TEAP_KEY_LEN);
+	if (!eapKeyData)
+		return NULL;
+
+	/* FIX: RFC 7170 does not describe whether MSK or EMSK based S-IMCK[j]
+	 * is used in this derivation */
+	if (eap_teap_derive_eap_msk(data->simck_msk, eapKeyData) < 0) {
+		os_free(eapKeyData);
+		return NULL;
+	}
+	*len = EAP_TEAP_KEY_LEN;
+
+	return eapKeyData;
+}
+
+
+static u8 * eap_teap_get_emsk(struct eap_sm *sm, void *priv, size_t *len)
+{
+	struct eap_teap_data *data = priv;
+	u8 *eapKeyData;
+
+	if (data->state != SUCCESS)
+		return NULL;
+
+	eapKeyData = os_malloc(EAP_EMSK_LEN);
+	if (!eapKeyData)
+		return NULL;
+
+	/* FIX: RFC 7170 does not describe whether MSK or EMSK based S-IMCK[j]
+	 * is used in this derivation */
+	if (eap_teap_derive_eap_emsk(data->simck_msk, eapKeyData) < 0) {
+		os_free(eapKeyData);
+		return NULL;
+	}
+	*len = EAP_EMSK_LEN;
+
+	return eapKeyData;
+}
+
+
+static Boolean eap_teap_isSuccess(struct eap_sm *sm, void *priv)
+{
+	struct eap_teap_data *data = priv;
+
+	return data->state == SUCCESS;
+}
+
+
+static u8 * eap_teap_get_session_id(struct eap_sm *sm, void *priv, size_t *len)
+{
+	struct eap_teap_data *data = priv;
+	const size_t max_id_len = 100;
+	int res;
+	u8 *id;
+
+	if (data->state != SUCCESS)
+		return NULL;
+
+	id = os_malloc(max_id_len);
+	if (!id)
+		return NULL;
+
+	id[0] = EAP_TYPE_TEAP;
+	res = tls_get_tls_unique(data->ssl.conn, id + 1, max_id_len - 1);
+	if (res < 0) {
+		os_free(id);
+		wpa_printf(MSG_ERROR, "EAP-TEAP: Failed to derive Session-Id");
+		return NULL;
+	}
+
+	*len = 1 + res;
+	wpa_hexdump(MSG_DEBUG, "EAP-TEAP: Derived Session-Id", id, *len);
+	return id;
+}
+
+
+int eap_server_teap_register(void)
+{
+	struct eap_method *eap;
+
+	eap = eap_server_method_alloc(EAP_SERVER_METHOD_INTERFACE_VERSION,
+				      EAP_VENDOR_IETF, EAP_TYPE_TEAP, "TEAP");
+	if (!eap)
+		return -1;
+
+	eap->init = eap_teap_init;
+	eap->reset = eap_teap_reset;
+	eap->buildReq = eap_teap_buildReq;
+	eap->check = eap_teap_check;
+	eap->process = eap_teap_process;
+	eap->isDone = eap_teap_isDone;
+	eap->getKey = eap_teap_getKey;
+	eap->get_emsk = eap_teap_get_emsk;
+	eap->isSuccess = eap_teap_isSuccess;
+	eap->getSessionId = eap_teap_get_session_id;
+
+	return eap_server_method_register(eap);
+}
diff --git a/src/eap_server/eap_server_tls.c b/src/eap_server/eap_server_tls.c
index 357e72a..0712d4c 100644
--- a/src/eap_server/eap_server_tls.c
+++ b/src/eap_server/eap_server_tls.c
@@ -261,8 +261,43 @@
 			   "handshake message");
 		return;
 	}
-	if (eap_server_tls_phase1(sm, &data->ssl) < 0)
+	if (eap_server_tls_phase1(sm, &data->ssl) < 0) {
 		eap_tls_state(data, FAILURE);
+		return;
+	}
+
+	if (data->ssl.tls_v13 &&
+	    tls_connection_established(sm->ssl_ctx, data->ssl.conn)) {
+		struct wpabuf *plain, *encr;
+
+		wpa_printf(MSG_DEBUG,
+			   "EAP-TLS: Send empty application data to indicate end of exchange");
+		/* FIX: This should be an empty application data based on
+		 * draft-ietf-emu-eap-tls13-05, but OpenSSL does not allow zero
+		 * length payload (SSL_write() documentation explicitly
+		 * describes this as not allowed), so work around that for now
+		 * by sending out a payload of one octet. Hopefully the draft
+		 * specification will change to allow this so that no crypto
+		 * library changes are needed. */
+		plain = wpabuf_alloc(1);
+		if (!plain)
+			return;
+		wpabuf_put_u8(plain, 0);
+		encr = eap_server_tls_encrypt(sm, &data->ssl, plain);
+		wpabuf_free(plain);
+		if (!encr)
+			return;
+		if (wpabuf_resize(&data->ssl.tls_out, wpabuf_len(encr)) < 0) {
+			wpa_printf(MSG_INFO,
+				   "EAP-TLS: Failed to resize output buffer");
+			wpabuf_free(encr);
+			return;
+		}
+		wpabuf_put_buf(data->ssl.tls_out, encr);
+		wpa_hexdump_buf(MSG_DEBUG,
+				"EAP-TLS: Data appended to the message", encr);
+		wpabuf_free(encr);
+	}
 }
 
 
@@ -322,16 +357,22 @@
 	struct eap_tls_data *data = priv;
 	u8 *eapKeyData;
 	const char *label;
+	const u8 eap_tls13_context[] = { EAP_TYPE_TLS };
+	const u8 *context = NULL;
+	size_t context_len = 0;
 
 	if (data->state != SUCCESS)
 		return NULL;
 
-	if (data->ssl.tls_v13)
+	if (data->ssl.tls_v13) {
 		label = "EXPORTER_EAP_TLS_Key_Material";
-	else
+		context = eap_tls13_context;
+		context_len = 1;
+	} else {
 		label = "client EAP encryption";
+	}
 	eapKeyData = eap_server_tls_derive_key(sm, &data->ssl, label,
-					       NULL, 0,
+					       context, context_len,
 					       EAP_TLS_KEY_LEN + EAP_EMSK_LEN);
 	if (eapKeyData) {
 		*len = EAP_TLS_KEY_LEN;
@@ -351,16 +392,22 @@
 	struct eap_tls_data *data = priv;
 	u8 *eapKeyData, *emsk;
 	const char *label;
+	const u8 eap_tls13_context[] = { EAP_TYPE_TLS };
+	const u8 *context = NULL;
+	size_t context_len = 0;
 
 	if (data->state != SUCCESS)
 		return NULL;
 
-	if (data->ssl.tls_v13)
+	if (data->ssl.tls_v13) {
 		label = "EXPORTER_EAP_TLS_Key_Material";
-	else
+		context = eap_tls13_context;
+		context_len = 1;
+	} else {
 		label = "client EAP encryption";
+	}
 	eapKeyData = eap_server_tls_derive_key(sm, &data->ssl, label,
-					       NULL, 0,
+					       context, context_len,
 					       EAP_TLS_KEY_LEN + EAP_EMSK_LEN);
 	if (eapKeyData) {
 		emsk = os_malloc(EAP_EMSK_LEN);
diff --git a/src/eap_server/eap_server_tls_common.c b/src/eap_server/eap_server_tls_common.c
index 0eca0ff..907101c 100644
--- a/src/eap_server/eap_server_tls_common.c
+++ b/src/eap_server/eap_server_tls_common.c
@@ -145,20 +145,21 @@
 {
 	struct tls_random keys;
 	u8 *out;
+	const u8 context[] = { EAP_TYPE_TLS };
 
 	if (eap_type == EAP_TYPE_TLS && data->tls_v13) {
 		u8 *id, *method_id;
 
 		/* Session-Id = <EAP-Type> || Method-Id
 		 * Method-Id = TLS-Exporter("EXPORTER_EAP_TLS_Method-Id",
-		 *                          "", 64)
+		 *                          Type-Code, 64)
 		 */
 		*len = 1 + 64;
 		id = os_malloc(*len);
 		if (!id)
 			return NULL;
 		method_id = eap_server_tls_derive_key(
-			sm, data, "EXPORTER_EAP_TLS_Method-Id", NULL, 0, 64);
+			sm, data, "EXPORTER_EAP_TLS_Method-Id", context, 1, 64);
 		if (!method_id) {
 			os_free(id);
 			return NULL;
@@ -373,6 +374,8 @@
 	unsigned int tls_msg_len = 0;
 	const u8 *end = *pos + *left;
 
+	wpa_hexdump(MSG_MSGDUMP, "SSL: Received data", *pos, *left);
+
 	if (flags & EAP_TLS_FLAGS_LENGTH_INCLUDED) {
 		if (*left < 4) {
 			wpa_printf(MSG_INFO, "SSL: Short frame with TLS "
diff --git a/src/eap_server/eap_tls_common.h b/src/eap_server/eap_tls_common.h
index 0b04983..74b1c72 100644
--- a/src/eap_server/eap_tls_common.h
+++ b/src/eap_server/eap_tls_common.h
@@ -62,6 +62,7 @@
 #define EAP_TLS_FLAGS_LENGTH_INCLUDED 0x80
 #define EAP_TLS_FLAGS_MORE_FRAGMENTS 0x40
 #define EAP_TLS_FLAGS_START 0x20
+#define EAP_TEAP_FLAGS_OUTER_TLV_LEN 0x10
 #define EAP_TLS_VERSION_MASK 0x07
 
  /* could be up to 128 bytes, but only the first 64 bytes are used */
diff --git a/src/eapol_auth/eapol_auth_sm.c b/src/eapol_auth/eapol_auth_sm.c
index 36074d3..b7423d1 100644
--- a/src/eapol_auth/eapol_auth_sm.c
+++ b/src/eapol_auth/eapol_auth_sm.c
@@ -300,7 +300,7 @@
 
 	if (sm->auth_pae_state == AUTH_PAE_AUTHENTICATING && sm->authSuccess)
 		sm->authAuthSuccessesWhileAuthenticating++;
-							
+
 	SM_ENTRY_MA(AUTH_PAE, AUTHENTICATED, auth_pae);
 
 	sm->authPortStatus = Authorized;
@@ -835,6 +835,8 @@
 	eap_conf.eap_fast_prov = eapol->conf.eap_fast_prov;
 	eap_conf.pac_key_lifetime = eapol->conf.pac_key_lifetime;
 	eap_conf.pac_key_refresh_time = eapol->conf.pac_key_refresh_time;
+	eap_conf.eap_teap_auth = eapol->conf.eap_teap_auth;
+	eap_conf.eap_teap_pac_no_inner = eapol->conf.eap_teap_pac_no_inner;
 	eap_conf.eap_sim_aka_result_ind = eapol->conf.eap_sim_aka_result_ind;
 	eap_conf.tnc = eapol->conf.tnc;
 	eap_conf.wps = eapol->conf.wps;
@@ -1231,6 +1233,8 @@
 	dst->eap_fast_prov = src->eap_fast_prov;
 	dst->pac_key_lifetime = src->pac_key_lifetime;
 	dst->pac_key_refresh_time = src->pac_key_refresh_time;
+	dst->eap_teap_auth = src->eap_teap_auth;
+	dst->eap_teap_pac_no_inner = src->eap_teap_pac_no_inner;
 	dst->eap_sim_aka_result_ind = src->eap_sim_aka_result_ind;
 	dst->tnc = src->tnc;
 	dst->wps = src->wps;
diff --git a/src/eapol_auth/eapol_auth_sm.h b/src/eapol_auth/eapol_auth_sm.h
index 44f3f31..41b6b1b 100644
--- a/src/eapol_auth/eapol_auth_sm.h
+++ b/src/eapol_auth/eapol_auth_sm.h
@@ -36,6 +36,8 @@
 	int eap_fast_prov;
 	int pac_key_lifetime;
 	int pac_key_refresh_time;
+	int eap_teap_auth;
+	int eap_teap_pac_no_inner;
 	int eap_sim_aka_result_ind;
 	int tnc;
 	struct wps_context *wps;
diff --git a/src/eapol_supp/eapol_supp_sm.c b/src/eapol_supp/eapol_supp_sm.c
index a0f27fd..f1ca0a8 100644
--- a/src/eapol_supp/eapol_supp_sm.c
+++ b/src/eapol_supp/eapol_supp_sm.c
@@ -1998,15 +1998,12 @@
 #define eapol_sm_eap_param_needed NULL
 #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
 
-static void eapol_sm_notify_cert(void *ctx, int depth, const char *subject,
-				 const char *altsubject[],
-				 int num_altsubject, const char *cert_hash,
-				 const struct wpabuf *cert)
+static void eapol_sm_notify_cert(void *ctx, struct tls_cert_data *cert,
+				 const char *cert_hash)
 {
 	struct eapol_sm *sm = ctx;
 	if (sm->ctx->cert_cb)
-		sm->ctx->cert_cb(sm->ctx->ctx, depth, subject, altsubject,
-				 num_altsubject, cert_hash, cert);
+		sm->ctx->cert_cb(sm->ctx->ctx, cert, cert_hash);
 }
 
 
diff --git a/src/eapol_supp/eapol_supp_sm.h b/src/eapol_supp/eapol_supp_sm.h
index 74f40bb..c9d7522 100644
--- a/src/eapol_supp/eapol_supp_sm.h
+++ b/src/eapol_supp/eapol_supp_sm.h
@@ -11,6 +11,8 @@
 
 #include "common/defs.h"
 
+struct tls_cert_data;
+
 typedef enum { Unauthorized, Authorized } PortStatus;
 typedef enum { Auto, ForceUnauthorized, ForceAuthorized } PortControl;
 
@@ -246,16 +248,11 @@
 	/**
 	 * cert_cb - Notification of a peer certificate
 	 * @ctx: Callback context (ctx)
-	 * @depth: Depth in certificate chain (0 = server)
-	 * @subject: Subject of the peer certificate
-	 * @altsubject: Select fields from AltSubject of the peer certificate
-	 * @num_altsubject: Number of altsubject values
+	 * @cert: Certificate information
 	 * @cert_hash: SHA-256 hash of the certificate
-	 * @cert: Peer certificate
 	 */
-	void (*cert_cb)(void *ctx, int depth, const char *subject,
-			const char *altsubject[], int num_altsubject,
-			const char *cert_hash, const struct wpabuf *cert);
+	void (*cert_cb)(void *ctx, struct tls_cert_data *cert,
+			const char *cert_hash);
 
 	/**
 	 * cert_in_cb - Include server certificates in callback
diff --git a/src/lib.rules b/src/lib.rules
index 4ec4711..a463154 100644
--- a/src/lib.rules
+++ b/src/lib.rules
@@ -11,6 +11,7 @@
 CFLAGS += -DTEST_FUZZ
 endif
 
+CFLAGS += $(FUZZ_CFLAGS)
 CFLAGS += -I.. -I../utils
 
 
diff --git a/src/p2p/p2p.c b/src/p2p/p2p.c
index 6107b14..e8e2538 100644
--- a/src/p2p/p2p.c
+++ b/src/p2p/p2p.c
@@ -1066,22 +1066,6 @@
 	struct p2p_device *dev;
 	enum p2p_after_scan op;
 
-	if (p2p->after_scan_tx) {
-		p2p->after_scan_tx_in_progress = 1;
-		p2p_dbg(p2p, "Send pending Action frame at p2p_scan completion");
-		p2p->cfg->send_action(p2p->cfg->cb_ctx,
-				      p2p->after_scan_tx->freq,
-				      p2p->after_scan_tx->dst,
-				      p2p->after_scan_tx->src,
-				      p2p->after_scan_tx->bssid,
-				      (u8 *) (p2p->after_scan_tx + 1),
-				      p2p->after_scan_tx->len,
-				      p2p->after_scan_tx->wait_time, NULL);
-		os_free(p2p->after_scan_tx);
-		p2p->after_scan_tx = NULL;
-		return 1;
-	}
-
 	op = p2p->start_after_scan;
 	p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING;
 	switch (op) {
@@ -1646,17 +1630,6 @@
 	if (p2p->state != P2P_IDLE)
 		p2p_stop_find(p2p);
 
-	if (p2p->after_scan_tx) {
-		/*
-		 * We need to drop the pending frame to avoid issues with the
-		 * new GO Negotiation, e.g., when the pending frame was from a
-		 * previous attempt at starting a GO Negotiation.
-		 */
-		p2p_dbg(p2p, "Dropped previous pending Action frame TX that was waiting for p2p_scan completion");
-		os_free(p2p->after_scan_tx);
-		p2p->after_scan_tx = NULL;
-	}
-
 	dev->wps_method = wps_method;
 	dev->oob_pw_id = oob_pw_id;
 	dev->status = P2P_SC_SUCCESS;
@@ -1667,7 +1640,6 @@
 		os_memcpy(p2p->after_scan_peer, peer_addr, ETH_ALEN);
 		return 0;
 	}
-	p2p->start_after_scan = P2P_AFTER_SCAN_NOTHING;
 
 	return p2p_connect_send(p2p, dev);
 }
@@ -3055,8 +3027,6 @@
 		p2p_device_free(p2p, dev);
 	}
 	p2p_free_sd_queries(p2p);
-	os_free(p2p->after_scan_tx);
-	p2p->after_scan_tx = NULL;
 	p2p->ssid_set = 0;
 	p2ps_prov_free(p2p);
 	p2p_reset_pending_pd(p2p);
@@ -3085,13 +3055,6 @@
 	dev->flags &= ~P2P_DEV_WAIT_GO_NEG_RESPONSE;
 	dev->flags &= ~P2P_DEV_WAIT_GO_NEG_CONFIRM;
 
-	/* Check if after_scan_tx is for this peer. If so free it */
-	if (p2p->after_scan_tx &&
-	    os_memcmp(addr, p2p->after_scan_tx->dst, ETH_ALEN) == 0) {
-		os_free(p2p->after_scan_tx);
-		p2p->after_scan_tx = NULL;
-	}
-
 	return 0;
 }
 
@@ -3481,23 +3444,6 @@
 }
 
 
-static int p2p_check_after_scan_tx_continuation(struct p2p_data *p2p)
-{
-	if (p2p->after_scan_tx_in_progress) {
-		p2p->after_scan_tx_in_progress = 0;
-		if (p2p->start_after_scan != P2P_AFTER_SCAN_NOTHING &&
-		    p2p_run_after_scan(p2p))
-			return 1;
-		if (p2p->state == P2P_SEARCH) {
-			p2p_dbg(p2p, "Continue find after after_scan_tx completion");
-			p2p_continue_find(p2p);
-		}
-	}
-
-	return 0;
-}
-
-
 static void p2p_prov_disc_resp_cb(struct p2p_data *p2p, int success)
 {
 	p2p_dbg(p2p, "Provision Discovery Response TX callback: success=%d",
@@ -3511,18 +3457,14 @@
 	p2p->pending_action_state = P2P_NO_PENDING_ACTION;
 
 	if (!success)
-		goto continue_search;
+		return;
 
 	if (!p2p->cfg->prov_disc_resp_cb ||
 	    p2p->cfg->prov_disc_resp_cb(p2p->cfg->cb_ctx) < 1)
-		goto continue_search;
+		return;
 
 	p2p_dbg(p2p,
 		"Post-Provision Discovery operations started - do not try to continue other P2P operations");
-	return;
-
-continue_search:
-	p2p_check_after_scan_tx_continuation(p2p);
 }
 
 
@@ -3812,7 +3754,6 @@
 			p2p->send_action_in_progress = 0;
 			p2p->cfg->send_action_done(p2p->cfg->cb_ctx);
 		}
-		p2p_check_after_scan_tx_continuation(p2p);
 		break;
 	case P2P_PENDING_GO_NEG_REQUEST:
 		p2p_go_neg_req_cb(p2p, success);
@@ -3840,8 +3781,6 @@
 		break;
 	case P2P_PENDING_INVITATION_RESPONSE:
 		p2p_invitation_resp_cb(p2p, success);
-		if (p2p->inv_status != P2P_SC_SUCCESS)
-			p2p_check_after_scan_tx_continuation(p2p);
 		break;
 	case P2P_PENDING_DEV_DISC_REQUEST:
 		p2p_dev_disc_req_cb(p2p, success);
@@ -3853,8 +3792,6 @@
 		p2p_go_disc_req_cb(p2p, success);
 		break;
 	}
-
-	p2p->after_scan_tx_in_progress = 0;
 }
 
 
@@ -4980,26 +4917,6 @@
 {
 	int res, scheduled;
 
-	if (p2p->p2p_scan_running) {
-		p2p_dbg(p2p, "Delay Action frame TX until p2p_scan completes");
-		if (p2p->after_scan_tx) {
-			p2p_dbg(p2p, "Dropped previous pending Action frame TX");
-			os_free(p2p->after_scan_tx);
-		}
-		p2p->after_scan_tx = os_malloc(sizeof(*p2p->after_scan_tx) +
-					       len);
-		if (p2p->after_scan_tx == NULL)
-			return -1;
-		p2p->after_scan_tx->freq = freq;
-		os_memcpy(p2p->after_scan_tx->dst, dst, ETH_ALEN);
-		os_memcpy(p2p->after_scan_tx->src, src, ETH_ALEN);
-		os_memcpy(p2p->after_scan_tx->bssid, bssid, ETH_ALEN);
-		p2p->after_scan_tx->len = len;
-		p2p->after_scan_tx->wait_time = wait_time;
-		os_memcpy(p2p->after_scan_tx + 1, buf, len);
-		return 0;
-	}
-
 	res = p2p->cfg->send_action(p2p->cfg->cb_ctx, freq, dst, src, bssid,
 				    buf, len, wait_time, &scheduled);
 	if (res == 0 && scheduled && p2p->in_listen && freq > 0 &&
diff --git a/src/p2p/p2p_go_neg.c b/src/p2p/p2p_go_neg.c
index 65ab4b8..c94bf41 100644
--- a/src/p2p/p2p_go_neg.c
+++ b/src/p2p/p2p_go_neg.c
@@ -676,7 +676,9 @@
 				"Ignore local driver frequency preference %u MHz since it is not acceptable for P2P use (go=%d)",
 				freq_list[i], go);
 			if (size - i - 1 > 0)
-				os_memmove(&freq_list[i], &freq_list[i + 1], size - i - 1);
+				os_memmove(&freq_list[i], &freq_list[i + 1],
+					   (size - i - 1) *
+					   sizeof(unsigned int));
 			size--;
 			continue;
 		}
diff --git a/src/p2p/p2p_i.h b/src/p2p/p2p_i.h
index 64a9977..2b168e8 100644
--- a/src/p2p/p2p_i.h
+++ b/src/p2p/p2p_i.h
@@ -159,16 +159,6 @@
 	struct wpabuf *tlvs;
 };
 
-struct p2p_pending_action_tx {
-	unsigned int freq;
-	u8 dst[ETH_ALEN];
-	u8 src[ETH_ALEN];
-	u8 bssid[ETH_ALEN];
-	size_t len;
-	unsigned int wait_time;
-	/* Followed by len octets of the frame */
-};
-
 /**
  * struct p2p_data - P2P module data (internal to P2P module)
  */
@@ -460,8 +450,6 @@
 		P2P_AFTER_SCAN_CONNECT
 	} start_after_scan;
 	u8 after_scan_peer[ETH_ALEN];
-	struct p2p_pending_action_tx *after_scan_tx;
-	unsigned int after_scan_tx_in_progress:1;
 	unsigned int send_action_in_progress:1;
 
 	/* Requested device types for find/search */
diff --git a/src/radius/radius_server.c b/src/radius/radius_server.c
index b621ada..1b605c7 100644
--- a/src/radius/radius_server.c
+++ b/src/radius/radius_server.c
@@ -238,6 +238,9 @@
 	 */
 	int pac_key_refresh_time;
 
+	int eap_teap_auth;
+	int eap_teap_pac_no_inner;
+
 	/**
 	 * eap_sim_aka_result_ind - EAP-SIM/AKA protected success indication
 	 *
@@ -792,6 +795,8 @@
 	eap_conf.eap_fast_prov = data->eap_fast_prov;
 	eap_conf.pac_key_lifetime = data->pac_key_lifetime;
 	eap_conf.pac_key_refresh_time = data->pac_key_refresh_time;
+	eap_conf.eap_teap_auth = data->eap_teap_auth;
+	eap_conf.eap_teap_pac_no_inner = data->eap_teap_pac_no_inner;
 	eap_conf.eap_sim_aka_result_ind = data->eap_sim_aka_result_ind;
 	eap_conf.tnc = data->tnc;
 	eap_conf.wps = data->wps;
@@ -1136,6 +1141,13 @@
 					      len)) {
 			RADIUS_DEBUG("Failed to add MPPE key attributes");
 		}
+
+		if (sess->eap_if->eapSessionId &&
+		    !radius_msg_add_attr(msg, RADIUS_ATTR_EAP_KEY_NAME,
+					 sess->eap_if->eapSessionId,
+					 sess->eap_if->eapSessionIdLen)) {
+			RADIUS_DEBUG("Failed to add EAP-Key-Name attribute");
+		}
 	}
 
 #ifdef CONFIG_HS20
@@ -2348,6 +2360,8 @@
 	if (data == NULL)
 		return NULL;
 
+	data->auth_sock = -1;
+	data->acct_sock = -1;
 	dl_list_init(&data->erp_keys);
 	os_get_reltime(&data->start_time);
 	data->conf_ctx = conf->conf_ctx;
@@ -2375,6 +2389,8 @@
 	data->eap_fast_prov = conf->eap_fast_prov;
 	data->pac_key_lifetime = conf->pac_key_lifetime;
 	data->pac_key_refresh_time = conf->pac_key_refresh_time;
+	data->eap_teap_auth = conf->eap_teap_auth;
+	data->eap_teap_pac_no_inner = conf->eap_teap_pac_no_inner;
 	data->get_eap_user = conf->get_eap_user;
 	data->eap_sim_aka_result_ind = conf->eap_sim_aka_result_ind;
 	data->tnc = conf->tnc;
diff --git a/src/radius/radius_server.h b/src/radius/radius_server.h
index 53728f9..88c22db 100644
--- a/src/radius/radius_server.h
+++ b/src/radius/radius_server.h
@@ -128,6 +128,9 @@
 	 */
 	int pac_key_refresh_time;
 
+	int eap_teap_auth;
+	int eap_teap_pac_no_inner;
+
 	/**
 	 * eap_sim_aka_result_ind - EAP-SIM/AKA protected success indication
 	 *
diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c
index 66a8643..c6d0298 100644
--- a/src/rsn_supp/wpa.c
+++ b/src/rsn_supp/wpa.c
@@ -305,6 +305,9 @@
 #endif /* CONFIG_IEEE80211R */
 	} else if (wpa_key_mgmt_wpa_ieee8021x(sm->key_mgmt) && sm->eapol) {
 		int res, pmk_len;
+#ifdef CONFIG_IEEE80211R
+		u8 buf[2 * PMK_LEN];
+#endif /* CONFIG_IEEE80211R */
 
 		if (wpa_key_mgmt_sha384(sm->key_mgmt))
 			pmk_len = PMK_LEN_SUITE_B_192;
@@ -320,24 +323,42 @@
 				res = eapol_sm_get_key(sm->eapol, sm->pmk, 16);
 				pmk_len = 16;
 			}
-		} else {
-#ifdef CONFIG_IEEE80211R
-			u8 buf[2 * PMK_LEN];
-			if (eapol_sm_get_key(sm->eapol, buf, 2 * PMK_LEN) == 0)
-			{
-				if (wpa_key_mgmt_sha384(sm->key_mgmt)) {
-					os_memcpy(sm->xxkey, buf,
-						  SHA384_MAC_LEN);
-					sm->xxkey_len = SHA384_MAC_LEN;
-				} else {
-					os_memcpy(sm->xxkey, buf + PMK_LEN,
-						  PMK_LEN);
-					sm->xxkey_len = PMK_LEN;
-				}
-				os_memset(buf, 0, sizeof(buf));
-			}
-#endif /* CONFIG_IEEE80211R */
 		}
+#ifdef CONFIG_IEEE80211R
+		if (res == 0 &&
+		    eapol_sm_get_key(sm->eapol, buf, 2 * PMK_LEN) == 0) {
+			if (wpa_key_mgmt_sha384(sm->key_mgmt)) {
+				os_memcpy(sm->xxkey, buf, SHA384_MAC_LEN);
+				sm->xxkey_len = SHA384_MAC_LEN;
+			} else {
+				os_memcpy(sm->xxkey, buf + PMK_LEN, PMK_LEN);
+				sm->xxkey_len = PMK_LEN;
+			}
+			forced_memzero(buf, sizeof(buf));
+			if (sm->proto == WPA_PROTO_RSN &&
+			    wpa_key_mgmt_ft(sm->key_mgmt)) {
+				struct rsn_pmksa_cache_entry *sa = NULL;
+				const u8 *fils_cache_id = NULL;
+
+#ifdef CONFIG_FILS
+				if (sm->fils_cache_id_set)
+					fils_cache_id = sm->fils_cache_id;
+#endif /* CONFIG_FILS */
+				wpa_hexdump_key(MSG_DEBUG,
+						"FT: Cache XXKey/MPMK",
+						sm->xxkey, sm->xxkey_len);
+				sa = pmksa_cache_add(sm->pmksa,
+						     sm->xxkey, sm->xxkey_len,
+						     NULL, NULL, 0,
+						     src_addr, sm->own_addr,
+						     sm->network_ctx,
+						     sm->key_mgmt,
+						     fils_cache_id);
+				if (!sm->cur_pmksa)
+					sm->cur_pmksa = sa;
+			}
+		}
+#endif /* CONFIG_IEEE80211R */
 		if (res == 0) {
 			struct rsn_pmksa_cache_entry *sa = NULL;
 			const u8 *fils_cache_id = NULL;
@@ -384,6 +405,11 @@
 
 			if (!sm->cur_pmksa)
 				sm->cur_pmksa = sa;
+#ifdef CONFIG_IEEE80211R
+		} else if (wpa_key_mgmt_ft(sm->key_mgmt) && sm->ft_protocol) {
+			wpa_printf(MSG_DEBUG,
+				   "FT: Continue 4-way handshake without PMK/PMKID for association using FT protocol");
+#endif /* CONFIG_IEEE80211R */
 		} else {
 			wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
 				"WPA: Failed to get master session key from "
@@ -623,7 +649,7 @@
 		os_memcpy(buf, &ptk->tk[16], 8);
 		os_memcpy(&ptk->tk[16], &ptk->tk[24], 8);
 		os_memcpy(&ptk->tk[24], buf, 8);
-		os_memset(buf, 0, sizeof(buf));
+		forced_memzero(buf, sizeof(buf));
 	}
 	sm->tptk_set = 1;
 
@@ -897,7 +923,7 @@
 			wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
 				"WPA: Failed to set GTK to the driver "
 				"(Group only)");
-			os_memset(gtk_buf, 0, sizeof(gtk_buf));
+			forced_memzero(gtk_buf, sizeof(gtk_buf));
 			return -1;
 		}
 	} else if (wpa_sm_set_key(sm, gd->alg, broadcast_ether_addr,
@@ -907,10 +933,10 @@
 			"WPA: Failed to set GTK to "
 			"the driver (alg=%d keylen=%d keyidx=%d)",
 			gd->alg, gd->gtk_len, gd->keyidx);
-		os_memset(gtk_buf, 0, sizeof(gtk_buf));
+		forced_memzero(gtk_buf, sizeof(gtk_buf));
 		return -1;
 	}
-	os_memset(gtk_buf, 0, sizeof(gtk_buf));
+	forced_memzero(gtk_buf, sizeof(gtk_buf));
 
 	if (wnm_sleep) {
 		sm->gtk_wnm_sleep.gtk_len = gd->gtk_len;
@@ -1016,10 +1042,10 @@
 	     wpa_supplicant_install_gtk(sm, &gd, key_rsc, 0))) {
 		wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG,
 			"RSN: Failed to install GTK");
-		os_memset(&gd, 0, sizeof(gd));
+		forced_memzero(&gd, sizeof(gd));
 		return -1;
 	}
-	os_memset(&gd, 0, sizeof(gd));
+	forced_memzero(&gd, sizeof(gd));
 
 	return 0;
 }
@@ -1688,12 +1714,12 @@
 		os_memcpy(ek + 16, sm->ptk.kek, sm->ptk.kek_len);
 		os_memcpy(gd->gtk, key_data, key_data_len);
 		if (rc4_skip(ek, 32, 256, gd->gtk, key_data_len)) {
-			os_memset(ek, 0, sizeof(ek));
+			forced_memzero(ek, sizeof(ek));
 			wpa_msg(sm->ctx->msg_ctx, MSG_ERROR,
 				"WPA: RC4 failed");
 			return -1;
 		}
-		os_memset(ek, 0, sizeof(ek));
+		forced_memzero(ek, sizeof(ek));
 #endif /* CONFIG_NO_RC4 */
 	} else if (ver == WPA_KEY_INFO_TYPE_HMAC_SHA1_AES) {
 		if (maxkeylen % 8) {
@@ -1842,7 +1868,7 @@
 	if (wpa_supplicant_install_gtk(sm, &gd, key_rsc, 0) ||
 	    wpa_supplicant_send_2_of_2(sm, key, ver, key_info) < 0)
 		goto failed;
-	os_memset(&gd, 0, sizeof(gd));
+	forced_memzero(&gd, sizeof(gd));
 
 	if (rekey) {
 		wpa_msg(sm->ctx->msg_ctx, MSG_INFO, "WPA: Group rekeying "
@@ -1861,7 +1887,7 @@
 	return;
 
 failed:
-	os_memset(&gd, 0, sizeof(gd));
+	forced_memzero(&gd, sizeof(gd));
 	wpa_sm_deauthenticate(sm, WLAN_REASON_UNSPECIFIED);
 }
 
@@ -1975,12 +2001,12 @@
 		os_memcpy(ek, key->key_iv, 16);
 		os_memcpy(ek + 16, sm->ptk.kek, sm->ptk.kek_len);
 		if (rc4_skip(ek, 32, 256, key_data, *key_data_len)) {
-			os_memset(ek, 0, sizeof(ek));
+			forced_memzero(ek, sizeof(ek));
 			wpa_msg(sm->ctx->msg_ctx, MSG_ERROR,
 				"WPA: RC4 failed");
 			return -1;
 		}
-		os_memset(ek, 0, sizeof(ek));
+		forced_memzero(ek, sizeof(ek));
 #endif /* CONFIG_NO_RC4 */
 	} else if (ver == WPA_KEY_INFO_TYPE_HMAC_SHA1_AES ||
 		   ver == WPA_KEY_INFO_TYPE_AES_128_CMAC ||
@@ -2714,6 +2740,9 @@
 		wpa_ft_prepare_auth_request(sm, NULL);
 
 		clear_keys = 0;
+		sm->ft_protocol = 1;
+	} else {
+		sm->ft_protocol = 0;
 	}
 #endif /* CONFIG_IEEE80211R */
 #ifdef CONFIG_FILS
@@ -2778,6 +2807,7 @@
 #endif /* CONFIG_FILS */
 #ifdef CONFIG_IEEE80211R
 	sm->ft_reassoc_completed = 0;
+	sm->ft_protocol = 0;
 #endif /* CONFIG_IEEE80211R */
 
 	/* Keys are not needed in the WPA state machine anymore */
@@ -3416,12 +3446,12 @@
 		wpa_hexdump_key(MSG_DEBUG, "Install GTK (WNM SLEEP)",
 				gd.gtk, gd.gtk_len);
 		if (wpa_supplicant_install_gtk(sm, &gd, key_rsc, 1)) {
-			os_memset(&gd, 0, sizeof(gd));
+			forced_memzero(&gd, sizeof(gd));
 			wpa_printf(MSG_DEBUG, "Failed to install the GTK in "
 				   "WNM mode");
 			return -1;
 		}
-		os_memset(&gd, 0, sizeof(gd));
+		forced_memzero(&gd, sizeof(gd));
 #ifdef CONFIG_IEEE80211W
 	} else if (subelem_id == WNM_SLEEP_SUBELEM_IGTK) {
 		const struct wpa_igtk_kde *igtk;
@@ -3851,7 +3881,7 @@
 				       dh_ss ? wpabuf_head(dh_ss) : NULL,
 				       dh_ss ? wpabuf_len(dh_ss) : 0,
 				       sm->pmk, &sm->pmk_len);
-		os_memset(rmsk, 0, sizeof(rmsk));
+		forced_memzero(rmsk, sizeof(rmsk));
 
 		/* Don't use DHss in PTK derivation if PMKSA caching is not
 		 * used. */
@@ -3926,7 +3956,7 @@
 			       sm->fils_key_auth_ap,
 			       &sm->fils_key_auth_len);
 	wpabuf_free(pub);
-	os_memset(ick, 0, sizeof(ick));
+	forced_memzero(ick, sizeof(ick));
 	return res;
 fail:
 	wpabuf_free(pub);
@@ -4290,6 +4320,26 @@
 			    sm->fils_session, FILS_SESSION_LEN);
 	}
 
+	if (!elems.rsn_ie) {
+		wpa_printf(MSG_DEBUG,
+			   "FILS: No RSNE in (Re)Association Response");
+		/* As an interop workaround, allow this for now since IEEE Std
+		 * 802.11ai-2016 did not include all the needed changes to make
+		 * a FILS AP include RSNE in the frame. This workaround might
+		 * eventually be removed and replaced with rejection (goto fail)
+		 * to follow a strict interpretation of the standard. */
+	} else if (wpa_compare_rsn_ie(wpa_key_mgmt_ft(sm->key_mgmt),
+				      sm->ap_rsn_ie, sm->ap_rsn_ie_len,
+				      elems.rsn_ie - 2, elems.rsn_ie_len + 2)) {
+		wpa_msg(sm->ctx->msg_ctx, MSG_INFO,
+			"FILS: RSNE mismatch between Beacon/Probe Response and (Re)Association Response");
+		wpa_hexdump(MSG_DEBUG, "FILS: RSNE in Beacon/Probe Response",
+			    sm->ap_rsn_ie, sm->ap_rsn_ie_len);
+		wpa_hexdump(MSG_DEBUG, "FILS: RSNE in (Re)Association Response",
+			    elems.rsn_ie, elems.rsn_ie_len);
+		goto fail;
+	}
+
 	/* TODO: FILS Public Key */
 
 	if (!elems.fils_key_confirm) {
@@ -4430,9 +4480,11 @@
 
 	wpa_printf(MSG_DEBUG, "FILS: Auth+Assoc completed successfully");
 	sm->fils_completed = 1;
+	forced_memzero(&gd, sizeof(gd));
 
 	return 0;
 fail:
+	forced_memzero(&gd, sizeof(gd));
 	return -1;
 }
 
@@ -4644,7 +4696,7 @@
 	else if (group == 21)
 		res = hmac_sha512_kdf(prk, hash_len, NULL, (const u8 *) info,
 				      os_strlen(info), sm->pmk, hash_len);
-	os_memset(prk, 0, SHA512_MAC_LEN);
+	forced_memzero(prk, SHA512_MAC_LEN);
 	if (res < 0) {
 		sm->pmk_len = 0;
 		return -1;
diff --git a/src/rsn_supp/wpa.h b/src/rsn_supp/wpa.h
index 8903f8e..ae9cd64 100644
--- a/src/rsn_supp/wpa.h
+++ b/src/rsn_supp/wpa.h
@@ -26,7 +26,7 @@
 
 	void (*set_state)(void *ctx, enum wpa_states state);
 	enum wpa_states (*get_state)(void *ctx);
-	void (*deauthenticate)(void * ctx, int reason_code);
+	void (*deauthenticate)(void * ctx, u16 reason_code);
 	int (*set_key)(void *ctx, enum wpa_alg alg,
 		       const u8 *addr, int key_idx, int set_tx,
 		       const u8 *seq, size_t seq_len,
diff --git a/src/rsn_supp/wpa_ft.c b/src/rsn_supp/wpa_ft.c
index 7dcb104..46ffdca 100644
--- a/src/rsn_supp/wpa_ft.c
+++ b/src/rsn_supp/wpa_ft.c
@@ -18,6 +18,7 @@
 #include "drivers/driver.h"
 #include "wpa.h"
 #include "wpa_i.h"
+#include "pmksa_cache.h"
 
 #ifdef CONFIG_IEEE80211R
 
@@ -27,15 +28,23 @@
 	u8 ptk_name[WPA_PMK_NAME_LEN];
 	const u8 *anonce = key->key_nonce;
 	int use_sha384 = wpa_key_mgmt_sha384(sm->key_mgmt);
+	const u8 *mpmk;
+	size_t mpmk_len;
 
-	if (sm->xxkey_len == 0) {
+	if (sm->xxkey_len > 0) {
+		mpmk = sm->xxkey;
+		mpmk_len = sm->xxkey_len;
+	} else if (sm->cur_pmksa) {
+		mpmk = sm->cur_pmksa->pmk;
+		mpmk_len = sm->cur_pmksa->pmk_len;
+	} else {
 		wpa_printf(MSG_DEBUG, "FT: XXKey not available for key "
 			   "derivation");
 		return -1;
 	}
 
 	sm->pmk_r0_len = use_sha384 ? SHA384_MAC_LEN : PMK_LEN;
-	if (wpa_derive_pmk_r0(sm->xxkey, sm->xxkey_len, sm->ssid,
+	if (wpa_derive_pmk_r0(mpmk, mpmk_len, sm->ssid,
 			      sm->ssid_len, sm->mobility_domain,
 			      sm->r0kh_id, sm->r0kh_id_len, sm->own_addr,
 			      sm->pmk_r0, sm->pmk_r0_name, use_sha384) < 0)
@@ -819,10 +828,10 @@
 			   igtk_elem + 2, 6, igtk, igtk_len) < 0) {
 		wpa_printf(MSG_WARNING, "WPA: Failed to set IGTK to the "
 			   "driver.");
-		os_memset(igtk, 0, sizeof(igtk));
+		forced_memzero(igtk, sizeof(igtk));
 		return -1;
 	}
-	os_memset(igtk, 0, sizeof(igtk));
+	forced_memzero(igtk, sizeof(igtk));
 
 	return 0;
 }
diff --git a/src/rsn_supp/wpa_i.h b/src/rsn_supp/wpa_i.h
index 5dc9f2e..d86734b 100644
--- a/src/rsn_supp/wpa_i.h
+++ b/src/rsn_supp/wpa_i.h
@@ -126,8 +126,9 @@
 	u8 r0kh_id[FT_R0KH_ID_MAX_LEN];
 	size_t r0kh_id_len;
 	u8 r1kh_id[FT_R1KH_ID_LEN];
-	int ft_completed;
-	int ft_reassoc_completed;
+	unsigned int ft_completed:1;
+	unsigned int ft_reassoc_completed:1;
+	unsigned int ft_protocol:1;
 	int over_the_ds_in_progress;
 	u8 target_ap[ETH_ALEN]; /* over-the-DS target AP */
 	int set_ptk_after_assoc;
@@ -187,7 +188,7 @@
 	return sm->ctx->get_state(sm->ctx->ctx);
 }
 
-static inline void wpa_sm_deauthenticate(struct wpa_sm *sm, int reason_code)
+static inline void wpa_sm_deauthenticate(struct wpa_sm *sm, u16 reason_code)
 {
 	WPA_ASSERT(sm->ctx->deauthenticate);
 	sm->ctx->deauthenticate(sm->ctx->ctx, reason_code);
diff --git a/src/tls/asn1.c b/src/tls/asn1.c
index 822f87c..a08c2e1 100644
--- a/src/tls/asn1.c
+++ b/src/tls/asn1.c
@@ -22,6 +22,36 @@
 };
 
 
+static int asn1_valid_der_boolean(struct asn1_hdr *hdr)
+{
+	/* Enforce DER requirements for a single way of encoding a BOOLEAN */
+	if (hdr->length != 1) {
+		wpa_printf(MSG_DEBUG, "ASN.1: Unexpected BOOLEAN length (%u)",
+			   hdr->length);
+		return 0;
+	}
+
+	if (hdr->payload[0] != 0 && hdr->payload[0] != 0xff) {
+		wpa_printf(MSG_DEBUG,
+			   "ASN.1: Invalid BOOLEAN value 0x%x (DER requires 0 or 0xff)",
+			   hdr->payload[0]);
+		return 0;
+	}
+
+	return 1;
+}
+
+
+static int asn1_valid_der(struct asn1_hdr *hdr)
+{
+	if (hdr->class != ASN1_CLASS_UNIVERSAL)
+		return 1;
+	if (hdr->tag == ASN1_TAG_BOOLEAN && !asn1_valid_der_boolean(hdr))
+		return 0;
+	return 1;
+}
+
+
 int asn1_get_next(const u8 *buf, size_t len, struct asn1_hdr *hdr)
 {
 	const u8 *pos, *end;
@@ -91,7 +121,8 @@
 	}
 
 	hdr->payload = pos;
-	return 0;
+
+	return asn1_valid_der(hdr) ? 0 : -1;
 }
 
 
diff --git a/src/tls/libtommath.c b/src/tls/libtommath.c
index 4f7a148..7156744 100644
--- a/src/tls/libtommath.c
+++ b/src/tls/libtommath.c
@@ -2441,6 +2441,7 @@
 
   /* clear the carry */
   _W = 0;
+  os_memset(W, 0, sizeof(W));
   for (ix = 0; ix < pa; ix++) {
       int      tx, ty;
       int      iy;
diff --git a/src/tls/x509v3.c b/src/tls/x509v3.c
index fa4d442..1bd5aa0 100644
--- a/src/tls/x509v3.c
+++ b/src/tls/x509v3.c
@@ -538,9 +538,43 @@
 }
 
 
+static int parse_uint2(const char *pos, size_t len)
+{
+	char buf[3];
+	int ret;
+
+	if (len < 2)
+		return -1;
+	buf[0] = pos[0];
+	buf[1] = pos[1];
+	buf[2] = 0x00;
+	if (sscanf(buf, "%2d", &ret) != 1)
+		return -1;
+	return ret;
+}
+
+
+static int parse_uint4(const char *pos, size_t len)
+{
+	char buf[5];
+	int ret;
+
+	if (len < 4)
+		return -1;
+	buf[0] = pos[0];
+	buf[1] = pos[1];
+	buf[2] = pos[2];
+	buf[3] = pos[3];
+	buf[4] = 0x00;
+	if (sscanf(buf, "%4d", &ret) != 1)
+		return -1;
+	return ret;
+}
+
+
 int x509_parse_time(const u8 *buf, size_t len, u8 asn1_tag, os_time_t *val)
 {
-	const char *pos;
+	const char *pos, *end;
 	int year, month, day, hour, min, sec;
 
 	/*
@@ -554,6 +588,7 @@
 	 */
 
 	pos = (const char *) buf;
+	end = pos + len;
 
 	switch (asn1_tag) {
 	case ASN1_TAG_UTCTIME:
@@ -562,7 +597,8 @@
 					  "UTCTime format", buf, len);
 			return -1;
 		}
-		if (sscanf(pos, "%02d", &year) != 1) {
+		year = parse_uint2(pos, end - pos);
+		if (year < 0) {
 			wpa_hexdump_ascii(MSG_DEBUG, "X509: Failed to parse "
 					  "UTCTime year", buf, len);
 			return -1;
@@ -579,7 +615,8 @@
 					  "GeneralizedTime format", buf, len);
 			return -1;
 		}
-		if (sscanf(pos, "%04d", &year) != 1) {
+		year = parse_uint4(pos, end - pos);
+		if (year < 0) {
 			wpa_hexdump_ascii(MSG_DEBUG, "X509: Failed to parse "
 					  "GeneralizedTime year", buf, len);
 			return -1;
@@ -592,35 +629,40 @@
 		return -1;
 	}
 
-	if (sscanf(pos, "%02d", &month) != 1) {
+	month = parse_uint2(pos, end - pos);
+	if (month < 0) {
 		wpa_hexdump_ascii(MSG_DEBUG, "X509: Failed to parse Time "
 				  "(month)", buf, len);
 		return -1;
 	}
 	pos += 2;
 
-	if (sscanf(pos, "%02d", &day) != 1) {
+	day = parse_uint2(pos, end - pos);
+	if (day < 0) {
 		wpa_hexdump_ascii(MSG_DEBUG, "X509: Failed to parse Time "
 				  "(day)", buf, len);
 		return -1;
 	}
 	pos += 2;
 
-	if (sscanf(pos, "%02d", &hour) != 1) {
+	hour = parse_uint2(pos, end - pos);
+	if (hour < 0) {
 		wpa_hexdump_ascii(MSG_DEBUG, "X509: Failed to parse Time "
 				  "(hour)", buf, len);
 		return -1;
 	}
 	pos += 2;
 
-	if (sscanf(pos, "%02d", &min) != 1) {
+	min = parse_uint2(pos, end - pos);
+	if (min < 0) {
 		wpa_hexdump_ascii(MSG_DEBUG, "X509: Failed to parse Time "
 				  "(min)", buf, len);
 		return -1;
 	}
 	pos += 2;
 
-	if (sscanf(pos, "%02d", &sec) != 1) {
+	sec = parse_uint2(pos, end - pos);
+	if (sec < 0) {
 		wpa_hexdump_ascii(MSG_DEBUG, "X509: Failed to parse Time "
 				  "(sec)", buf, len);
 		return -1;
@@ -773,6 +815,7 @@
 	struct asn1_hdr hdr;
 	unsigned long value;
 	size_t left;
+	const u8 *end_seq;
 
 	/*
 	 * BasicConstraints ::= SEQUENCE {
@@ -794,6 +837,7 @@
 	if (hdr.length == 0)
 		return 0;
 
+	end_seq = hdr.payload + hdr.length;
 	if (asn1_get_next(hdr.payload, hdr.length, &hdr) < 0 ||
 	    hdr.class != ASN1_CLASS_UNIVERSAL) {
 		wpa_printf(MSG_DEBUG, "X509: Failed to parse "
@@ -802,22 +846,16 @@
 	}
 
 	if (hdr.tag == ASN1_TAG_BOOLEAN) {
-		if (hdr.length != 1) {
-			wpa_printf(MSG_DEBUG, "X509: Unexpected "
-				   "Boolean length (%u) in BasicConstraints",
-				   hdr.length);
-			return -1;
-		}
 		cert->ca = hdr.payload[0];
 
-		if (hdr.length == pos + len - hdr.payload) {
+		pos = hdr.payload + hdr.length;
+		if (pos >= end_seq) {
+			/* No optional pathLenConstraint */
 			wpa_printf(MSG_DEBUG, "X509: BasicConstraints - cA=%d",
 				   cert->ca);
 			return 0;
 		}
-
-		if (asn1_get_next(hdr.payload + hdr.length, len - hdr.length,
-				  &hdr) < 0 ||
+		if (asn1_get_next(pos, end_seq - pos, &hdr) < 0 ||
 		    hdr.class != ASN1_CLASS_UNIVERSAL) {
 			wpa_printf(MSG_DEBUG, "X509: Failed to parse "
 				   "BasicConstraints");
@@ -1263,11 +1301,6 @@
 	}
 
 	if (hdr.tag == ASN1_TAG_BOOLEAN) {
-		if (hdr.length != 1) {
-			wpa_printf(MSG_DEBUG, "X509: Unexpected "
-				   "Boolean length (%u)", hdr.length);
-			return -1;
-		}
 		critical_ext = hdr.payload[0];
 		pos = hdr.payload;
 		if (asn1_get_next(pos, end - pos, &hdr) < 0 ||
diff --git a/src/utils/common.c b/src/utils/common.c
index b9c8bfd..27bf435 100644
--- a/src/utils/common.c
+++ b/src/utils/common.c
@@ -230,6 +230,16 @@
 }
 
 
+void buf_shift_right(u8 *buf, size_t len, size_t bits)
+{
+	size_t i;
+
+	for (i = len - 1; i > 0; i--)
+		buf[i] = (buf[i - 1] << (8 - bits)) | (buf[i] >> bits);
+	buf[0] >>= bits;
+}
+
+
 void wpa_get_ntp_timestamp(u8 *buf)
 {
 	struct os_time now;
@@ -960,7 +970,7 @@
 {
 	if (str) {
 		size_t len = os_strlen(str);
-		os_memset(str, 0, len);
+		forced_memzero(str, len);
 		os_free(str);
 	}
 }
@@ -969,7 +979,7 @@
 void bin_clear_free(void *bin, size_t len)
 {
 	if (bin) {
-		os_memset(bin, 0, len);
+		forced_memzero(bin, len);
 		os_free(bin);
 	}
 }
@@ -1249,3 +1259,22 @@
 	val[len] = '\0';
 	return val;
 }
+
+
+/* Try to prevent most compilers from optimizing out clearing of memory that
+ * becomes unaccessible after this function is called. This is mostly the case
+ * for clearing local stack variables at the end of a function. This is not
+ * exactly perfect, i.e., someone could come up with a compiler that figures out
+ * the pointer is pointing to memset and then end up optimizing the call out, so
+ * try go a bit further by storing the first octet (now zero) to make this even
+ * a bit more difficult to optimize out. Once memset_s() is available, that
+ * could be used here instead. */
+static void * (* const volatile memset_func)(void *, int, size_t) = memset;
+static u8 forced_memzero_val;
+
+void forced_memzero(void *ptr, size_t len)
+{
+	memset_func(ptr, 0, len);
+	if (len)
+		forced_memzero_val = ((u8 *) ptr)[0];
+}
diff --git a/src/utils/common.h b/src/utils/common.h
index 792a30a..1741145 100644
--- a/src/utils/common.h
+++ b/src/utils/common.h
@@ -477,6 +477,7 @@
 int hex2byte(const char *hex);
 int hexstr2bin(const char *hex, u8 *buf, size_t len);
 void inc_byte_array(u8 *counter, size_t len);
+void buf_shift_right(u8 *buf, size_t len, size_t bits);
 void wpa_get_ntp_timestamp(u8 *buf);
 int wpa_scnprintf(char *buf, size_t size, const char *fmt, ...);
 int wpa_snprintf_hex_sep(char *buf, size_t buf_size, const u8 *data, size_t len,
@@ -569,6 +570,8 @@
 u8 rssi_to_rcpi(int rssi);
 char * get_param(const char *cmd, const char *param);
 
+void forced_memzero(void *ptr, size_t len);
+
 /*
  * gcc 4.4 ends up generating strict-aliasing warnings about some very common
  * networking socket uses that do not really result in a real problem and
diff --git a/src/utils/wpa_debug.c b/src/utils/wpa_debug.c
index c437000..c336e53 100644
--- a/src/utils/wpa_debug.c
+++ b/src/utils/wpa_debug.c
@@ -144,6 +144,7 @@
 		printf("failed to read /proc/mounts\n");
 		return -1;
 	}
+	buf[buflen] = '\0';
 
 	line = strtok_r(buf, "\n", &tmp1);
 	while (line) {
diff --git a/src/wps/wps.h b/src/wps/wps.h
index 14ce863..9963c46 100644
--- a/src/wps/wps.h
+++ b/src/wps/wps.h
@@ -733,7 +733,7 @@
 	 * uses this when acting as an Enrollee to notify Registrar of the
 	 * current configuration.
 	 *
-	 * When using WPA/WPA2-Person, this key can be either the ASCII
+	 * When using WPA/WPA2-Personal, this key can be either the ASCII
 	 * passphrase (8..63 characters) or the 32-octet PSK (64 hex
 	 * characters). When this is set to the ASCII passphrase, the PSK can
 	 * be provided in the psk buffer and used per-Enrollee to control which