hostapd/Makefile

@@ -166,6 +166,12 @@ OBJS += ../src/common/hw_features_common.o
 
 OBJS += ../src/eapol_auth/eapol_auth_sm.o
 
+ifdef CONFIG_UBUS
+CFLAGS += -DUBUS_SUPPORT
+OBJS += ../src/utils/uloop.o
+OBJS += ../src/ap/ubus.o
+LIBS += -lubox -lubus
+endif
 
 ifdef CONFIG_CODE_COVERAGE
 CFLAGS += -O0 -fprofile-arcs -ftest-coverage -U_FORTIFY_SOURCE

src/ap/airtime_policy.c

@@ -112,8 +112,14 @@ 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)
+	for (sta = hapd->sta_list; sta; sta = sta->next) {
-		sta_set_airtime_weight(hapd, sta, weight);
+		unsigned int sta_weight = weight;
+
+		if (sta->dyn_airtime_weight)
+			sta_weight = (weight * sta->dyn_airtime_weight) / 256;
+
+		sta_set_airtime_weight(hapd, sta, sta_weight);
+	}
 }
 
 
@@ -244,7 +250,10 @@ 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 (sta->dyn_airtime_weight)
+			weight = sta->dyn_airtime_weight;
+		else
+			weight = get_weight_for_sta(hapd, sta->addr);
 		if (weight)
 			return sta_set_airtime_weight(hapd, sta, weight);
 	}

src/ap/beacon.c

@@ -1357,6 +1357,12 @@ void handle_probe_req(struct hostapd_data *hapd,
 	int mld_id;
 	u16 links;
 #endif /* CONFIG_IEEE80211BE */
+	struct hostapd_ubus_request req = {
+		.type = HOSTAPD_UBUS_PROBE_REQ,
+		.mgmt_frame = mgmt,
+		.ssi_signal = ssi_signal,
+		.elems = &elems,
+	};
 
 	if (hapd->iconf->rssi_ignore_probe_request && ssi_signal &&
 	    ssi_signal < hapd->iconf->rssi_ignore_probe_request)
@@ -1543,6 +1549,12 @@ void handle_probe_req(struct hostapd_data *hapd,
 	}
 #endif /* CONFIG_P2P */
 
+	if (hostapd_ubus_handle_event(hapd, &req)) {
+		wpa_printf(MSG_DEBUG, "Probe request for " MACSTR " rejected by ubus handler.\n",
+		       MAC2STR(mgmt->sa));
+		return;
+	}
+
 	/* TODO: verify that supp_rates contains at least one matching rate
 	 * with AP configuration */
 

src/ap/dfs.c

@@ -1218,6 +1218,8 @@ int hostapd_dfs_pre_cac_expired(struct hostapd_iface *iface, int freq,
 		"freq=%d ht_enabled=%d chan_offset=%d chan_width=%d cf1=%d cf2=%d",
 		freq, ht_enabled, chan_offset, chan_width, cf1, cf2);
 
+	hostapd_ubus_notify_radar_detected(iface, freq, chan_width, cf1, cf2);
+
 	/* Proceed only if DFS is not offloaded to the driver */
 	if (iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD)
 		return 0;

src/ap/drv_callbacks.c

@@ -268,6 +268,10 @@ int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
 	struct hostapd_iface *iface = hapd->iface;
 #endif /* CONFIG_OWE */
 	bool updated = false;
+	struct hostapd_ubus_request req = {
+		.type = HOSTAPD_UBUS_ASSOC_REQ,
+		.addr = addr,
+	};
 
 	if (addr == NULL) {
 		/*
@@ -412,6 +416,12 @@ int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
 		goto fail;
 	}
 
+	if (hostapd_ubus_handle_event(hapd, &req)) {
+		wpa_printf(MSG_DEBUG, "Station " MACSTR " assoc rejected by ubus handler.\n",
+			   MAC2STR(req.addr));
+		goto fail;
+	}
+
 #ifdef CONFIG_P2P
 	if (elems.p2p) {
 		wpabuf_free(sta->p2p_ie);

src/ap/hostapd.c

@@ -475,6 +475,7 @@ void hostapd_free_hapd_data(struct hostapd_data *hapd)
 	hapd->beacon_set_done = 0;
 
 	wpa_printf(MSG_DEBUG, "%s(%s)", __func__, hapd->conf->iface);
+	hostapd_ubus_free_bss(hapd);
 	accounting_deinit(hapd);
 	hostapd_deinit_wpa(hapd);
 	vlan_deinit(hapd);
@@ -1303,6 +1304,8 @@ static int hostapd_start_beacon(struct hostapd_data *hapd,
 	if (hapd->driver && hapd->driver->set_operstate)
 		hapd->driver->set_operstate(hapd->drv_priv, 1);
 
+	hostapd_ubus_add_bss(hapd);
+
 	return 0;
 }
 
@@ -2481,6 +2484,7 @@ static int hostapd_setup_interface_complete_sync(struct hostapd_iface *iface,
 	if (err)
 		goto fail;
 
+	hostapd_ubus_add_iface(iface);
 	wpa_printf(MSG_DEBUG, "Completing interface initialization");
 	if (iface->freq) {
 #ifdef NEED_AP_MLME
@@ -2672,6 +2676,8 @@ dfs_offload:
 #endif /* CONFIG_FST */
 
 	hostapd_set_state(iface, HAPD_IFACE_ENABLED);
+	// TODO: log everything in `hostapd_set_state` directly
+	hostapd_ubus_notify_readiness(hapd);
 	hostapd_owe_update_trans(iface);
 	airtime_policy_update_init(iface);
 	wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_ENABLED);
@@ -2700,6 +2706,7 @@ dfs_offload:
 
 fail:
 	wpa_printf(MSG_ERROR, "Interface initialization failed");
+	hostapd_ubus_free_iface(iface);
 
 	if (iface->is_no_ir) {
 		hostapd_set_state(iface, HAPD_IFACE_NO_IR);
@@ -3416,6 +3423,7 @@ void hostapd_interface_deinit_free(struct hostapd_iface *iface)
 		   (unsigned int) iface->conf->num_bss);
 	driver = iface->bss[0]->driver;
 	drv_priv = iface->bss[0]->drv_priv;
+	hostapd_ubus_free_iface(iface);
 	hostapd_interface_deinit(iface);
 	wpa_printf(MSG_DEBUG, "%s: driver=%p drv_priv=%p -> hapd_deinit",
 		   __func__, driver, drv_priv);

src/ap/hostapd.h

@@ -18,6 +18,7 @@
 #include "utils/list.h"
 #include "ap_config.h"
 #include "drivers/driver.h"
+#include "ubus.h"
 
 #define OCE_STA_CFON_ENABLED(hapd) \
 	((hapd->conf->oce & OCE_STA_CFON) && \
@@ -167,6 +168,23 @@ struct hostapd_sae_commit_queue {
 	u8 msg[];
 };
 
+ /**
+ * struct hostapd_liminix_stats - Liminix custom STA/AP statistics
+ * Inspired from the OpenWRT patch of David Bauer.
+ */
+struct hostapd_liminix_stats {
+	struct {
+		u64 neighbor_report_tx;
+	} rrm;
+
+	struct {
+		u64 bss_transition_query_rx;
+		u64 bss_transition_request_tx;
+		u64 bss_transition_response_rx;
+	} wnm;
+};
+
+
 /**
  * struct hostapd_data - hostapd per-BSS data structure
  */
@@ -174,6 +192,7 @@ struct hostapd_data {
 	struct hostapd_iface *iface;
 	struct hostapd_config *iconf;
 	struct hostapd_bss_config *conf;
+	struct hostapd_ubus_bss ubus;
 	int interface_added; /* virtual interface added for this BSS */
 	unsigned int started:1;
 	unsigned int disabled:1;
@@ -181,6 +200,9 @@ struct hostapd_data {
 
 	u8 own_addr[ETH_ALEN];
 
+	/* Liminix specific statistics */
+	struct hostapd_liminix_stats liminix_stats;
+
 	int num_sta; /* number of entries in sta_list */
 	struct sta_info *sta_list; /* STA info list head */
 #define STA_HASH_SIZE 256
@@ -725,6 +747,7 @@ hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
 		       struct hostapd_bss_config *bss);
 int hostapd_setup_interface(struct hostapd_iface *iface);
 int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err);
+void hostapd_set_own_neighbor_report(struct hostapd_data *hapd);
 void hostapd_interface_deinit(struct hostapd_iface *iface);
 void hostapd_interface_free(struct hostapd_iface *iface);
 struct hostapd_iface * hostapd_alloc_iface(void);

src/ap/ieee802_11.c

@@ -2874,7 +2874,7 @@ static void handle_auth(struct hostapd_data *hapd,
 	u16 auth_alg, auth_transaction, status_code;
 	u16 resp = WLAN_STATUS_SUCCESS;
 	struct sta_info *sta = NULL;
-	int res, reply_res;
+	int res, reply_res, ubus_resp;
 	u16 fc;
 	const u8 *challenge = NULL;
 	u8 resp_ies[2 + WLAN_AUTH_CHALLENGE_LEN];
@@ -2886,6 +2886,12 @@ static void handle_auth(struct hostapd_data *hapd,
 	bool mld_sta = false;
 #endif /* CONFIG_IEEE80211BE */
 
+	struct hostapd_ubus_request req = {
+		.type = HOSTAPD_UBUS_AUTH_REQ,
+		.mgmt_frame = mgmt,
+		.ssi_signal = rssi,
+	};
+
 	if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.auth)) {
 		wpa_printf(MSG_INFO, "handle_auth - too short payload (len=%lu)",
 			   (unsigned long) len);
@@ -3002,6 +3008,14 @@ static void handle_auth(struct hostapd_data *hapd,
 		goto fail;
 	}
 
+	ubus_resp = hostapd_ubus_handle_event(hapd, &req);
+	if (ubus_resp) {
+		wpa_printf(MSG_DEBUG, "Station " MACSTR " rejected by ubus handler.\n",
+				MAC2STR(mgmt->sa));
+		resp = ubus_resp > 0 ? (u16) ubus_resp : WLAN_STATUS_UNSPECIFIED_FAILURE;
+		goto fail;
+	}
+
 #ifdef CONFIG_IEEE80211BE
 	if (mld_sta &&
 	    (ether_addr_equal(sa, hapd->own_addr) ||
@@ -5330,7 +5344,7 @@ static void handle_assoc(struct hostapd_data *hapd,
 	int resp = WLAN_STATUS_SUCCESS;
 	u16 reply_res = WLAN_STATUS_UNSPECIFIED_FAILURE;
 	const u8 *pos;
-	int left, i;
+	int left, i, ubus_resp;
 	struct sta_info *sta;
 	u8 *tmp = NULL;
 #ifdef CONFIG_FILS
@@ -5573,6 +5587,12 @@ static void handle_assoc(struct hostapd_data *hapd,
 	}
 #endif /* CONFIG_FILS */
 
+	struct hostapd_ubus_request req = {
+		.type = HOSTAPD_UBUS_ASSOC_REQ,
+		.mgmt_frame = mgmt,
+		.ssi_signal = rssi,
+	};
+
 	/* followed by SSID and Supported rates; and HT capabilities if 802.11n
 	 * is used */
 	resp = check_assoc_ies(hapd, sta, pos, left, reassoc);
@@ -5674,6 +5694,14 @@ static void handle_assoc(struct hostapd_data *hapd,
 	if (set_beacon)
 		ieee802_11_update_beacons(hapd->iface);
 
+	ubus_resp = hostapd_ubus_handle_event(hapd, &req);
+	if (ubus_resp) {
+		wpa_printf(MSG_DEBUG, "Station " MACSTR " assoc rejected by ubus handler.\n",
+				MAC2STR(mgmt->sa));
+		resp = ubus_resp > 0 ? (u16) ubus_resp : WLAN_STATUS_UNSPECIFIED_FAILURE;
+		goto fail;
+	}
+
  fail:
 
 	/*
@@ -5903,6 +5931,7 @@ static void handle_disassoc(struct hostapd_data *hapd,
 			   (unsigned long) len);
 		return;
 	}
+	hostapd_ubus_notify(hapd, "disassoc", mgmt->sa);
 
 	sta = ap_get_sta(hapd, mgmt->sa);
 	if (!sta) {
@@ -5931,6 +5960,8 @@ static void handle_deauth(struct hostapd_data *hapd,
 		return;
 	}
 
+	hostapd_ubus_notify(hapd, "deauth", mgmt->sa);
+
 	/* Clear the PTKSA cache entries for PASN */
 	ptksa_cache_flush(hapd->ptksa, mgmt->sa, WPA_CIPHER_NONE);
 

src/ap/rrm.c

@@ -89,6 +89,9 @@ static void hostapd_handle_beacon_report(struct hostapd_data *hapd,
 		return;
 	wpa_msg(hapd->msg_ctx, MSG_INFO, BEACON_RESP_RX MACSTR " %u %02x %s",
 		MAC2STR(addr), token, rep_mode, report);
+	if (len < sizeof(struct rrm_measurement_beacon_report))
+		return;
+	hostapd_ubus_notify_beacon_report(hapd, addr, token, rep_mode, (struct rrm_measurement_beacon_report*) pos, len);
 }
 
 
@@ -269,6 +272,7 @@ static void hostapd_send_nei_report_resp(struct hostapd_data *hapd,
 		}
 	}
 
+	hapd->liminix_stats.rrm.neighbor_report_tx++;
 	hostapd_drv_send_action(hapd, hapd->iface->freq, 0, addr,
 				wpabuf_head(buf), wpabuf_len(buf));
 	wpabuf_free(buf);
@@ -404,6 +408,7 @@ void hostapd_handle_radio_measurement(struct hostapd_data *hapd,
 		hostapd_handle_nei_report_req(hapd, buf, len);
 		break;
 	case WLAN_RRM_LINK_MEASUREMENT_REPORT:
+		hostapd_ubus_handle_link_measurement(hapd, buf, len);
 		hostapd_handle_link_mesr_report(hapd, buf, len);
 		break;
 	default:

src/ap/sta_info.c

@@ -542,6 +542,7 @@ void ap_handle_timer(void *eloop_ctx, void *timeout_ctx)
 		hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
 			       HOSTAPD_LEVEL_INFO, "deauthenticated due to "
 			       "local deauth request");
+		hostapd_ubus_notify(hapd, "local-deauth", sta->addr);
 		ap_free_sta(hapd, sta);
 		return;
 	}
@@ -699,6 +700,7 @@ skip_poll:
 		mlme_deauthenticate_indication(
 			hapd, sta,
 			WLAN_REASON_PREV_AUTH_NOT_VALID);
+		hostapd_ubus_notify(hapd, "inactive-deauth", sta->addr);
 		ap_free_sta(hapd, sta);
 		break;
 	}
@@ -1524,15 +1526,28 @@ void ap_sta_set_authorized_event(struct hostapd_data *hapd,
 		os_snprintf(buf, sizeof(buf), MACSTR, MAC2STR(sta->addr));
 
 	if (authorized) {
+		static const char * const auth_algs[] = {
+			[WLAN_AUTH_OPEN] = "open",
+			[WLAN_AUTH_SHARED_KEY] = "shared",
+			[WLAN_AUTH_FT] = "ft",
+			[WLAN_AUTH_SAE] = "sae",
+			[WLAN_AUTH_FILS_SK] = "fils-sk",
+			[WLAN_AUTH_FILS_SK_PFS] = "fils-sk-pfs",
+			[WLAN_AUTH_FILS_PK] = "fils-pk",
+			[WLAN_AUTH_PASN] = "pasn",
+		};
+		const char *auth_alg = NULL;
 		const u8 *dpp_pkhash;
 		const char *keyid;
 		char dpp_pkhash_buf[100];
 		char keyid_buf[100];
 		char ip_addr[100];
+		char alg_buf[100];
 
 		dpp_pkhash_buf[0] = '\0';
 		keyid_buf[0] = '\0';
 		ip_addr[0] = '\0';
+		alg_buf[0] = '\0';
 #ifdef CONFIG_P2P
 		if (wpa_auth_get_ip_addr(sta->wpa_sm, ip_addr_buf) == 0) {
 			os_snprintf(ip_addr, sizeof(ip_addr),
@@ -1543,6 +1558,13 @@ void ap_sta_set_authorized_event(struct hostapd_data *hapd,
 		}
 #endif /* CONFIG_P2P */
 
+		if (sta->auth_alg < ARRAY_SIZE(auth_algs))
+			auth_alg = auth_algs[sta->auth_alg];
+
+		if (auth_alg)
+			os_snprintf(alg_buf, sizeof(alg_buf),
+				" auth_alg=%s", auth_alg);
+
 		keyid = ap_sta_wpa_get_keyid(hapd, sta);
 		if (keyid) {
 			os_snprintf(keyid_buf, sizeof(keyid_buf),
@@ -1561,17 +1583,19 @@ void ap_sta_set_authorized_event(struct hostapd_data *hapd,
 					 dpp_pkhash, SHA256_MAC_LEN);
 		}
 
-		wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_CONNECTED "%s%s%s%s",
+		hostapd_ubus_notify_authorized(hapd, sta, auth_alg);
-			buf, ip_addr, keyid_buf, dpp_pkhash_buf);
+		wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_CONNECTED "%s%s%s%s%s",
+			buf, ip_addr, keyid_buf, dpp_pkhash_buf, alg_buf);
 
 		if (hapd->msg_ctx_parent &&
 		    hapd->msg_ctx_parent != hapd->msg_ctx)
 			wpa_msg_no_global(hapd->msg_ctx_parent, MSG_INFO,
-					  AP_STA_CONNECTED "%s%s%s%s",
+					  AP_STA_CONNECTED "%s%s%s%s%s",
 					  buf, ip_addr, keyid_buf,
-					  dpp_pkhash_buf);
+					  dpp_pkhash_buf, alg_buf);
 	} else {
 		wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_DISCONNECTED "%s", buf);
+		hostapd_ubus_notify(hapd, "disassoc", sta->addr);
 
 		if (hapd->msg_ctx_parent &&
 		    hapd->msg_ctx_parent != hapd->msg_ctx)

src/ap/sta_info.h

@@ -321,6 +321,7 @@ struct sta_info {
 #endif /* CONFIG_TESTING_OPTIONS */
 #ifdef CONFIG_AIRTIME_POLICY
 	unsigned int airtime_weight;
+	unsigned int dyn_airtime_weight;
 	struct os_reltime backlogged_until;
 #endif /* CONFIG_AIRTIME_POLICY */
 

src/ap/ubus.h

@@ -0,0 +1,162 @@
+/*
+ * hostapd / ubus support
+ * Copyright (c) 2013, Felix Fietkau <nbd@nbd.name>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+#ifndef __HOSTAPD_UBUS_H
+#define __HOSTAPD_UBUS_H
+
+#include "sta_info.h"
+
+enum hostapd_ubus_event_type {
+	HOSTAPD_UBUS_PROBE_REQ,
+	HOSTAPD_UBUS_AUTH_REQ,
+	HOSTAPD_UBUS_ASSOC_REQ,
+	HOSTAPD_UBUS_TYPE_MAX
+};
+
+struct hostapd_ubus_request {
+	enum hostapd_ubus_event_type type;
+	const struct ieee80211_mgmt *mgmt_frame;
+	const struct ieee802_11_elems *elems;
+	int ssi_signal; /* dBm */
+	const u8 *addr;
+};
+
+struct hostapd_iface;
+struct hostapd_data;
+struct hapd_interfaces;
+struct rrm_measurement_beacon_report;
+struct sta_info;
+
+#ifdef UBUS_SUPPORT
+
+#include <libubox/avl.h>
+#include <libubus.h>
+
+struct hostapd_ubus_bss {
+	struct ubus_object obj;
+	struct avl_tree banned;
+	int notify_response;
+};
+
+void hostapd_ubus_add_iface(struct hostapd_iface *iface);
+void hostapd_ubus_free_iface(struct hostapd_iface *iface);
+void hostapd_ubus_add_bss(struct hostapd_data *hapd);
+void hostapd_ubus_free_bss(struct hostapd_data *hapd);
+void hostapd_ubus_add_vlan(struct hostapd_data *hapd, struct hostapd_vlan *vlan);
+void hostapd_ubus_remove_vlan(struct hostapd_data *hapd, struct hostapd_vlan *vlan);
+
+int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_request *req);
+void hostapd_ubus_handle_link_measurement(struct hostapd_data *hapd, const u8 *data, size_t len);
+void hostapd_ubus_notify(struct hostapd_data *hapd, const char *type, const u8 *mac);
+void hostapd_ubus_notify_beacon_report(struct hostapd_data *hapd,
+				       const u8 *addr, u8 token, u8 rep_mode,
+				       struct rrm_measurement_beacon_report *rep,
+				       size_t len);
+void hostapd_ubus_notify_radar_detected(struct hostapd_iface *iface, int frequency,
+					int chan_width, int cf1, int cf2);
+
+void hostapd_ubus_notify_bss_transition_response(
+	struct hostapd_data *hapd, const u8 *addr, u8 dialog_token, u8 status_code,
+	u8 bss_termination_delay, const u8 *target_bssid,
+	const u8 *candidate_list, u16 candidate_list_len);
+void hostapd_ubus_add(struct hapd_interfaces *interfaces);
+void hostapd_ubus_free(struct hapd_interfaces *interfaces);
+int hostapd_ubus_notify_bss_transition_query(
+	struct hostapd_data *hapd, const u8 *addr, u8 dialog_token, u8 reason,
+	const u8 *candidate_list, u16 candidate_list_len);
+void hostapd_ubus_notify_authorized(struct hostapd_data *hapd, struct sta_info *sta,
+				    const char *auth_alg);
+void hostapd_ubus_notify_readiness(struct hostapd_data *hapd);
+
+#else
+
+struct hostapd_ubus_bss {};
+
+static inline void hostapd_ubus_add_iface(struct hostapd_iface *iface)
+{
+}
+
+static inline void hostapd_ubus_free_iface(struct hostapd_iface *iface)
+{
+}
+
+static inline void hostapd_ubus_add_bss(struct hostapd_data *hapd)
+{
+}
+
+static inline void hostapd_ubus_free_bss(struct hostapd_data *hapd)
+{
+}
+
+static inline void hostapd_ubus_add_vlan(struct hostapd_data *hapd, struct hostapd_vlan *vlan)
+{
+}
+
+static inline void hostapd_ubus_remove_vlan(struct hostapd_data *hapd, struct hostapd_vlan *vlan)
+{
+}
+
+static inline int hostapd_ubus_handle_event(struct hostapd_data *hapd, struct hostapd_ubus_request *req)
+{
+	return 0;
+}
+
+static inline void hostapd_ubus_handle_link_measurement(struct hostapd_data *hapd, const u8 *data, size_t len)
+{
+}
+
+static inline void hostapd_ubus_notify(struct hostapd_data *hapd, const char *type, const u8 *mac)
+{
+}
+
+static inline void hostapd_ubus_notify_readiness(struct hostapd_data *hapd)
+{
+}
+
+static inline void hostapd_ubus_notify_beacon_report(struct hostapd_data *hapd,
+						     const u8 *addr, u8 token,
+						     u8 rep_mode,
+						     struct rrm_measurement_beacon_report *rep,
+						     size_t len)
+{
+}
+static inline void hostapd_ubus_notify_radar_detected(struct hostapd_iface *iface, int frequency,
+						      int chan_width, int cf1, int cf2)
+{
+}
+
+static inline void hostapd_ubus_notify_bss_transition_response(
+	struct hostapd_data *hapd, const u8 *addr, u8 dialog_token, u8 status_code,
+	u8 bss_termination_delay, const u8 *target_bssid,
+	const u8 *candidate_list, u16 candidate_list_len)
+{
+}
+
+static inline void hostapd_ubus_add(struct hapd_interfaces *interfaces)
+{
+}
+
+static inline void hostapd_ubus_free(struct hapd_interfaces *interfaces)
+{
+}
+
+static inline int hostapd_ubus_notify_bss_transition_query(
+	struct hostapd_data *hapd, const u8 *addr, u8 dialog_token, u8 reason,
+	const u8 *candidate_list, u16 candidate_list_len)
+{
+	return 0;
+}
+
+static inline void
+hostapd_ubus_notify_authorized(struct hostapd_data *hapd, struct sta_info *sta,
+			       const char *auth_alg)
+{
+}
+
+#endif
+
+#endif

src/ap/vlan_init.c

@@ -22,6 +22,7 @@
 static int vlan_if_add(struct hostapd_data *hapd, struct hostapd_vlan *vlan,
 		       int existsok)
 {
+	bool vlan_exists = iface_exists(vlan->ifname);
 	int ret;
 #ifdef CONFIG_WEP
 	int i;
@@ -36,7 +37,7 @@ static int vlan_if_add(struct hostapd_data *hapd, struct hostapd_vlan *vlan,
 	}
 #endif /* CONFIG_WEP */
 
-	if (!iface_exists(vlan->ifname))
+	if (!vlan_exists)
 		ret = hostapd_vlan_if_add(hapd, vlan->ifname);
 	else if (!existsok)
 		return -1;
@@ -51,6 +52,9 @@ static int vlan_if_add(struct hostapd_data *hapd, struct hostapd_vlan *vlan,
 	if (hapd->wpa_auth)
 		ret = wpa_auth_ensure_group(hapd->wpa_auth, vlan->vlan_id);
 
+	if (!ret && !vlan_exists)
+		hostapd_ubus_add_vlan(hapd, vlan);
+
 	if (ret == 0)
 		return ret;
 
@@ -77,6 +81,8 @@ int vlan_if_remove(struct hostapd_data *hapd, struct hostapd_vlan *vlan)
 			   "WPA deinitialization for VLAN %d failed (%d)",
 			   vlan->vlan_id, ret);
 
+	hostapd_ubus_remove_vlan(hapd, vlan);
+
 	return hostapd_vlan_if_remove(hapd, vlan->ifname);
 }
 

src/ap/wnm_ap.c

@@ -410,6 +410,7 @@ static int ieee802_11_send_bss_trans_mgmt_request(struct hostapd_data *hapd,
 	mgmt->u.action.u.bss_tm_req.validity_interval = 1;
 	pos = mgmt->u.action.u.bss_tm_req.variable;
 
+	hapd->liminix_stats.wnm.bss_transition_request_tx++;
 	wpa_printf(MSG_DEBUG, "WNM: Send BSS Transition Management Request to "
 		   MACSTR " dialog_token=%u req_mode=0x%x disassoc_timer=%u "
 		   "validity_interval=%u",
@@ -478,7 +479,8 @@ static void ieee802_11_rx_bss_trans_mgmt_query(struct hostapd_data *hapd,
 		MAC2STR(addr), reason, hex ? " neighbor=" : "", hex);
 	os_free(hex);
 
-	ieee802_11_send_bss_trans_mgmt_request(hapd, addr, dialog_token);
+	if (!hostapd_ubus_notify_bss_transition_query(hapd, addr, dialog_token, reason, pos, end - pos))
+		ieee802_11_send_bss_trans_mgmt_request(hapd, addr, dialog_token);
 }
 
 
@@ -500,7 +502,7 @@ static void ieee802_11_rx_bss_trans_mgmt_resp(struct hostapd_data *hapd,
 					      size_t len)
 {
 	u8 dialog_token, status_code, bss_termination_delay;
-	const u8 *pos, *end;
+	const u8 *pos, *end, *target_bssid = NULL;
 	int enabled = hapd->conf->bss_transition;
 	struct sta_info *sta;
 
@@ -547,6 +549,7 @@ static void ieee802_11_rx_bss_trans_mgmt_resp(struct hostapd_data *hapd,
 			wpa_printf(MSG_DEBUG, "WNM: not enough room for Target BSSID field");
 			return;
 		}
+		target_bssid = pos;
 		sta->agreed_to_steer = 1;
 		eloop_cancel_timeout(ap_sta_reset_steer_flag_timer, hapd, sta);
 		eloop_register_timeout(2, 0, ap_sta_reset_steer_flag_timer,
@@ -566,6 +569,10 @@ static void ieee802_11_rx_bss_trans_mgmt_resp(struct hostapd_data *hapd,
 			MAC2STR(addr), status_code, bss_termination_delay);
 	}
 
+	hostapd_ubus_notify_bss_transition_response(hapd, sta->addr, dialog_token,
+						    status_code, bss_termination_delay,
+						    target_bssid, pos, end - pos);
+
 	wpa_hexdump(MSG_DEBUG, "WNM: BSS Transition Candidate List Entries",
 		    pos, end - pos);
 }
@@ -814,10 +821,12 @@ int ieee802_11_rx_wnm_action_ap(struct hostapd_data *hapd,
 					       plen);
 		return 0;
 	case WNM_BSS_TRANS_MGMT_QUERY:
+		hapd->liminix_stats.wnm.bss_transition_query_rx++;
 		ieee802_11_rx_bss_trans_mgmt_query(hapd, mgmt->sa, payload,
 						   plen);
 		return 0;
 	case WNM_BSS_TRANS_MGMT_RESP:
+		hapd->liminix_stats.wnm.bss_transition_response_rx++;
 		ieee802_11_rx_bss_trans_mgmt_resp(hapd, mgmt->sa, payload,
 						  plen);
 		return 0;
@@ -865,6 +874,7 @@ int wnm_send_disassoc_imminent(struct hostapd_data *hapd,
 
 	pos = mgmt->u.action.u.bss_tm_req.variable;
 
+	hapd->liminix_stats.wnm.bss_transition_request_tx++;
 	wpa_printf(MSG_DEBUG, "WNM: Send BSS Transition Management Request frame to indicate imminent disassociation (disassoc_timer=%d) to "
 		   MACSTR, disassoc_timer, MAC2STR(sta->addr));
 	if (hostapd_drv_send_mlme(hapd, buf, pos - buf, 0, NULL, 0, 0) < 0) {
@@ -947,6 +957,7 @@ int wnm_send_ess_disassoc_imminent(struct hostapd_data *hapd,
 		return -1;
 	}
 
+	hapd->liminix_stats.wnm.bss_transition_request_tx++;
 	if (disassoc_timer) {
 		/* send disassociation frame after time-out */
 		set_disassoc_timer(hapd, sta, disassoc_timer);
@@ -1028,6 +1039,7 @@ int wnm_send_bss_tm_req(struct hostapd_data *hapd, struct sta_info *sta,
 	}
 	os_free(buf);
 
+	hapd->liminix_stats.wnm.bss_transition_request_tx++;
 	if (disassoc_timer) {
 #ifdef CONFIG_IEEE80211BE
 		if (ap_sta_is_mld(hapd, sta)) {

src/ap/wpa_auth_glue.c

@@ -279,6 +279,7 @@ static void hostapd_wpa_auth_psk_failure_report(void *ctx, const u8 *addr)
 	struct hostapd_data *hapd = ctx;
 	wpa_msg(hapd->msg_ctx, MSG_INFO, AP_STA_POSSIBLE_PSK_MISMATCH MACSTR,
 		MAC2STR(addr));
+	hostapd_ubus_notify(hapd, "key-mismatch", addr);
 }
 
 

src/utils/eloop.c

@@ -77,6 +77,9 @@ struct eloop_sock_table {
 struct eloop_data {
 	int max_sock;
 
+	eloop_timeout_poll_handler timeout_poll_cb;
+	eloop_poll_handler poll_cb;
+
 	size_t count; /* sum of all table counts */
 #ifdef CONFIG_ELOOP_POLL
 	size_t max_pollfd_map; /* number of pollfds_map currently allocated */
@@ -1121,6 +1124,12 @@ void eloop_run(void)
 				os_reltime_sub(&timeout->time, &now, &tv);
 			else
 				tv.sec = tv.usec = 0;
+		}
+
+		if (eloop.timeout_poll_cb && eloop.timeout_poll_cb(&tv, !!timeout))
+			timeout = (void *)1;
+
+		if (timeout) {
 #if defined(CONFIG_ELOOP_POLL) || defined(CONFIG_ELOOP_EPOLL)
 			timeout_ms = tv.sec * 1000 + tv.usec / 1000;
 #endif /* defined(CONFIG_ELOOP_POLL) || defined(CONFIG_ELOOP_EPOLL) */
@@ -1190,7 +1199,8 @@ void eloop_run(void)
 		eloop.exceptions.changed = 0;
 
 		eloop_process_pending_signals();
-
+		if (eloop.poll_cb)
+			eloop.poll_cb();
 
 		/* check if some registered timeouts have occurred */
 		timeout = dl_list_first(&eloop.timeout, struct eloop_timeout,
@@ -1252,6 +1262,14 @@ out:
 	return;
 }
 
+int eloop_register_cb(eloop_poll_handler poll_cb,
+		      eloop_timeout_poll_handler timeout_cb)
+{
+	eloop.poll_cb = poll_cb;
+	eloop.timeout_poll_cb = timeout_cb;
+
+	return 0;
+}
 
 void eloop_terminate(void)
 {

src/utils/eloop.h

@@ -65,6 +65,9 @@ typedef void (*eloop_timeout_handler)(void *eloop_ctx, void *user_ctx);
  */
 typedef void (*eloop_signal_handler)(int sig, void *signal_ctx);
 
+typedef bool (*eloop_timeout_poll_handler)(struct os_reltime *tv, bool tv_set);
+typedef void (*eloop_poll_handler)(void);
+
 /**
  * eloop_init() - Initialize global event loop data
  * Returns: 0 on success, -1 on failure
@@ -73,6 +76,9 @@ typedef void (*eloop_signal_handler)(int sig, void *signal_ctx);
  */
 int eloop_init(void);
 
+int eloop_register_cb(eloop_poll_handler poll_cb,
+		      eloop_timeout_poll_handler timeout_cb);
+
 /**
  * eloop_register_read_sock - Register handler for read events
  * @sock: File descriptor number for the socket
@@ -320,6 +326,8 @@ int eloop_register_signal_reconfig(eloop_signal_handler handler,
  */
 int eloop_sock_requeue(void);
 
+void eloop_add_uloop(void);
+
 /**
  * eloop_run - Start the event loop
  *

src/utils/uloop.c

@@ -0,0 +1,64 @@
+#include <libubox/uloop.h>
+#include "includes.h"
+#include "common.h"
+#include "eloop.h"
+
+static void eloop_uloop_event_cb(int sock, void *eloop_ctx, void *sock_ctx)
+{
+}
+
+static void eloop_uloop_fd_cb(struct uloop_fd *fd, unsigned int events)
+{
+	unsigned int changed = events ^ fd->flags;
+
+	if (changed & ULOOP_READ) {
+		if (events & ULOOP_READ)
+			eloop_register_sock(fd->fd, EVENT_TYPE_READ, eloop_uloop_event_cb, fd, fd);
+		else
+			eloop_unregister_sock(fd->fd, EVENT_TYPE_READ);
+	}
+
+	if (changed & ULOOP_WRITE) {
+		if (events & ULOOP_WRITE)
+			eloop_register_sock(fd->fd, EVENT_TYPE_WRITE, eloop_uloop_event_cb, fd, fd);
+		else
+			eloop_unregister_sock(fd->fd, EVENT_TYPE_WRITE);
+	}
+}
+
+static bool uloop_timeout_poll_handler(struct os_reltime *tv, bool tv_set)
+{
+	struct os_reltime tv_uloop;
+	int timeout_ms = uloop_get_next_timeout();
+
+	if (timeout_ms < 0)
+		return false;
+
+	tv_uloop.sec = timeout_ms / 1000;
+	tv_uloop.usec = (timeout_ms % 1000) * 1000;
+
+	if (!tv_set || os_reltime_before(&tv_uloop, tv)) {
+		*tv = tv_uloop;
+		return true;
+	}
+
+	return false;
+}
+
+static void uloop_poll_handler(void)
+{
+	uloop_run_timeout(0);
+}
+
+void eloop_add_uloop(void)
+{
+	static bool init_done = false;
+
+	if (!init_done) {
+		uloop_init();
+		uloop_fd_set_cb = eloop_uloop_fd_cb;
+		init_done = true;
+	}
+
+	eloop_register_cb(uloop_poll_handler, uloop_timeout_poll_handler);
+}