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      1   1.1  christos /*
      2   1.1  christos  * WPA Supplicant - Driver event processing
      3   1.9  christos  * Copyright (c) 2003-2019, Jouni Malinen <j (at) w1.fi>
      4   1.1  christos  *
      5   1.2     joerg  * This software may be distributed under the terms of the BSD license.
      6   1.2     joerg  * See README for more details.
      7   1.1  christos  */
      8   1.1  christos 
      9   1.1  christos #include "includes.h"
     10   1.1  christos 
     11   1.1  christos #include "common.h"
     12   1.1  christos #include "eapol_supp/eapol_supp_sm.h"
     13   1.1  christos #include "rsn_supp/wpa.h"
     14   1.1  christos #include "eloop.h"
     15   1.1  christos #include "config.h"
     16   1.1  christos #include "l2_packet/l2_packet.h"
     17   1.1  christos #include "wpa_supplicant_i.h"
     18   1.1  christos #include "driver_i.h"
     19   1.1  christos #include "pcsc_funcs.h"
     20   1.1  christos #include "rsn_supp/preauth.h"
     21   1.1  christos #include "rsn_supp/pmksa_cache.h"
     22   1.1  christos #include "common/wpa_ctrl.h"
     23   1.1  christos #include "eap_peer/eap.h"
     24   1.1  christos #include "ap/hostapd.h"
     25  1.10  christos #include "ap/sta_info.h"
     26   1.2     joerg #include "p2p/p2p.h"
     27   1.6  christos #include "fst/fst.h"
     28   1.2     joerg #include "wnm_sta.h"
     29   1.1  christos #include "notify.h"
     30   1.1  christos #include "common/ieee802_11_defs.h"
     31   1.2     joerg #include "common/ieee802_11_common.h"
     32   1.7  christos #include "common/gas_server.h"
     33   1.9  christos #include "common/dpp.h"
     34  1.10  christos #include "common/ptksa_cache.h"
     35   1.2     joerg #include "crypto/random.h"
     36  1.10  christos #include "bssid_ignore.h"
     37   1.1  christos #include "wpas_glue.h"
     38   1.1  christos #include "wps_supplicant.h"
     39   1.1  christos #include "ibss_rsn.h"
     40   1.1  christos #include "sme.h"
     41   1.2     joerg #include "gas_query.h"
     42   1.2     joerg #include "p2p_supplicant.h"
     43   1.1  christos #include "bgscan.h"
     44   1.2     joerg #include "autoscan.h"
     45   1.1  christos #include "ap.h"
     46   1.1  christos #include "bss.h"
     47   1.1  christos #include "scan.h"
     48   1.2     joerg #include "offchannel.h"
     49   1.2     joerg #include "interworking.h"
     50   1.3  christos #include "mesh.h"
     51   1.3  christos #include "mesh_mpm.h"
     52   1.3  christos #include "wmm_ac.h"
     53  1.10  christos #include "nan_usd.h"
     54   1.7  christos #include "dpp_supplicant.h"
     55   1.7  christos 
     56   1.7  christos 
     57   1.7  christos #define MAX_OWE_TRANSITION_BSS_SELECT_COUNT 5
     58   1.2     joerg 
     59   1.2     joerg 
     60   1.2     joerg #ifndef CONFIG_NO_SCAN_PROCESSING
     61   1.2     joerg static int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s,
     62  1.10  christos 					      int new_scan, int own_request,
     63  1.10  christos 					      bool trigger_6ghz_scan,
     64  1.10  christos 					      union wpa_event_data *data);
     65   1.2     joerg #endif /* CONFIG_NO_SCAN_PROCESSING */
     66   1.2     joerg 
     67   1.2     joerg 
     68   1.7  christos int wpas_temp_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid)
     69   1.2     joerg {
     70   1.2     joerg 	struct os_reltime now;
     71   1.2     joerg 
     72   1.2     joerg 	if (ssid == NULL || ssid->disabled_until.sec == 0)
     73   1.2     joerg 		return 0;
     74   1.2     joerg 
     75   1.2     joerg 	os_get_reltime(&now);
     76   1.2     joerg 	if (ssid->disabled_until.sec > now.sec)
     77   1.2     joerg 		return ssid->disabled_until.sec - now.sec;
     78   1.2     joerg 
     79   1.2     joerg 	wpas_clear_temp_disabled(wpa_s, ssid, 0);
     80   1.2     joerg 
     81   1.2     joerg 	return 0;
     82   1.2     joerg }
     83   1.2     joerg 
     84   1.2     joerg 
     85   1.6  christos #ifndef CONFIG_NO_SCAN_PROCESSING
     86   1.6  christos /**
     87   1.6  christos  * wpas_reenabled_network_time - Time until first network is re-enabled
     88   1.6  christos  * @wpa_s: Pointer to wpa_supplicant data
     89   1.6  christos  * Returns: If all enabled networks are temporarily disabled, returns the time
     90   1.6  christos  *	(in sec) until the first network is re-enabled. Otherwise returns 0.
     91   1.6  christos  *
     92   1.6  christos  * This function is used in case all enabled networks are temporarily disabled,
     93   1.6  christos  * in which case it returns the time (in sec) that the first network will be
     94   1.6  christos  * re-enabled. The function assumes that at least one network is enabled.
     95   1.6  christos  */
     96   1.6  christos static int wpas_reenabled_network_time(struct wpa_supplicant *wpa_s)
     97   1.6  christos {
     98   1.6  christos 	struct wpa_ssid *ssid;
     99   1.6  christos 	int disabled_for, res = 0;
    100   1.6  christos 
    101   1.6  christos #ifdef CONFIG_INTERWORKING
    102   1.6  christos 	if (wpa_s->conf->auto_interworking && wpa_s->conf->interworking &&
    103   1.6  christos 	    wpa_s->conf->cred)
    104   1.6  christos 		return 0;
    105   1.6  christos #endif /* CONFIG_INTERWORKING */
    106   1.6  christos 
    107   1.6  christos 	for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
    108   1.6  christos 		if (ssid->disabled)
    109   1.6  christos 			continue;
    110   1.6  christos 
    111   1.6  christos 		disabled_for = wpas_temp_disabled(wpa_s, ssid);
    112   1.6  christos 		if (!disabled_for)
    113   1.6  christos 			return 0;
    114   1.6  christos 
    115   1.6  christos 		if (!res || disabled_for < res)
    116   1.6  christos 			res = disabled_for;
    117   1.6  christos 	}
    118   1.6  christos 
    119   1.6  christos 	return res;
    120   1.6  christos }
    121   1.6  christos #endif /* CONFIG_NO_SCAN_PROCESSING */
    122   1.6  christos 
    123   1.6  christos 
    124   1.6  christos void wpas_network_reenabled(void *eloop_ctx, void *timeout_ctx)
    125   1.6  christos {
    126   1.6  christos 	struct wpa_supplicant *wpa_s = eloop_ctx;
    127   1.6  christos 
    128   1.6  christos 	if (wpa_s->disconnected || wpa_s->wpa_state != WPA_SCANNING)
    129   1.6  christos 		return;
    130   1.6  christos 
    131   1.6  christos 	wpa_dbg(wpa_s, MSG_DEBUG,
    132   1.6  christos 		"Try to associate due to network getting re-enabled");
    133   1.6  christos 	if (wpa_supplicant_fast_associate(wpa_s) != 1) {
    134   1.6  christos 		wpa_supplicant_cancel_sched_scan(wpa_s);
    135   1.6  christos 		wpa_supplicant_req_scan(wpa_s, 0, 0);
    136   1.6  christos 	}
    137   1.6  christos }
    138   1.6  christos 
    139   1.6  christos 
    140  1.10  christos static struct wpa_bss * __wpa_supplicant_get_new_bss(
    141  1.10  christos 	struct wpa_supplicant *wpa_s, const u8 *bssid, const u8 *ssid,
    142  1.10  christos 	size_t ssid_len)
    143  1.10  christos {
    144  1.10  christos 	if (ssid && ssid_len > 0)
    145  1.10  christos 		return wpa_bss_get(wpa_s, bssid, ssid, ssid_len);
    146  1.10  christos 	else
    147  1.10  christos 		return wpa_bss_get_bssid(wpa_s, bssid);
    148  1.10  christos }
    149  1.10  christos 
    150  1.10  christos 
    151  1.10  christos static struct wpa_bss * _wpa_supplicant_get_new_bss(
    152  1.10  christos 	struct wpa_supplicant *wpa_s, const u8 *bssid, const u8 *ssid,
    153  1.10  christos 	size_t ssid_len, bool try_update_scan_results)
    154  1.10  christos {
    155  1.10  christos 	struct wpa_bss *bss = __wpa_supplicant_get_new_bss(wpa_s, bssid, ssid,
    156  1.10  christos 							   ssid_len);
    157  1.10  christos 
    158  1.10  christos 	if (bss || !try_update_scan_results)
    159  1.10  christos 		return bss;
    160  1.10  christos 
    161  1.10  christos 	wpa_supplicant_update_scan_results(wpa_s, bssid);
    162  1.10  christos 
    163  1.10  christos 	return __wpa_supplicant_get_new_bss(wpa_s, bssid, ssid, ssid_len);
    164  1.10  christos }
    165  1.10  christos 
    166  1.10  christos 
    167   1.2     joerg static struct wpa_bss * wpa_supplicant_get_new_bss(
    168   1.2     joerg 	struct wpa_supplicant *wpa_s, const u8 *bssid)
    169   1.2     joerg {
    170   1.2     joerg 	struct wpa_bss *bss = NULL;
    171   1.2     joerg 	struct wpa_ssid *ssid = wpa_s->current_ssid;
    172  1.10  christos 	u8 drv_ssid[SSID_MAX_LEN];
    173  1.10  christos 	int res;
    174  1.10  christos 	bool try_update_scan_results = true;
    175   1.2     joerg 
    176  1.10  christos 	res = wpa_drv_get_ssid(wpa_s, drv_ssid);
    177  1.10  christos 	if (res > 0) {
    178  1.10  christos 		bss = _wpa_supplicant_get_new_bss(wpa_s, bssid, drv_ssid, res,
    179  1.10  christos 						  try_update_scan_results);
    180  1.10  christos 		try_update_scan_results = false;
    181  1.10  christos 	}
    182  1.10  christos 	if (!bss && ssid && ssid->ssid_len > 0) {
    183  1.10  christos 		bss = _wpa_supplicant_get_new_bss(wpa_s, bssid, ssid->ssid,
    184  1.10  christos 						  ssid->ssid_len,
    185  1.10  christos 						  try_update_scan_results);
    186  1.10  christos 		try_update_scan_results = false;
    187  1.10  christos 	}
    188   1.2     joerg 	if (!bss)
    189  1.10  christos 		bss = _wpa_supplicant_get_new_bss(wpa_s, bssid, NULL, 0,
    190  1.10  christos 						  try_update_scan_results);
    191   1.2     joerg 
    192   1.2     joerg 	return bss;
    193   1.2     joerg }
    194   1.2     joerg 
    195   1.2     joerg 
    196  1.10  christos static struct wpa_bss *
    197  1.10  christos wpa_supplicant_update_current_bss(struct wpa_supplicant *wpa_s, const u8 *bssid)
    198   1.2     joerg {
    199  1.10  christos 	struct wpa_bss *bss = wpa_supplicant_get_new_bss(wpa_s, bssid);
    200  1.10  christos 
    201  1.10  christos 	if (bss)
    202  1.10  christos 		wpa_s->current_bss = bss;
    203  1.10  christos 
    204  1.10  christos 	return bss;
    205  1.10  christos }
    206   1.2     joerg 
    207   1.2     joerg 
    208  1.10  christos static void wpa_supplicant_update_link_bss(struct wpa_supplicant *wpa_s,
    209  1.10  christos 					   u8 link_id, const u8 *bssid)
    210  1.10  christos {
    211  1.10  christos 	struct wpa_bss *bss = wpa_supplicant_get_new_bss(wpa_s, bssid);
    212   1.2     joerg 
    213   1.2     joerg 	if (bss)
    214  1.10  christos 		wpa_s->links[link_id].bss = bss;
    215   1.2     joerg }
    216   1.1  christos 
    217   1.1  christos 
    218  1.10  christos static int wpa_supplicant_select_config(struct wpa_supplicant *wpa_s,
    219  1.10  christos 					union wpa_event_data *data)
    220   1.1  christos {
    221   1.1  christos 	struct wpa_ssid *ssid, *old_ssid;
    222  1.10  christos 	struct wpa_bss *bss;
    223   1.6  christos 	u8 drv_ssid[SSID_MAX_LEN];
    224   1.6  christos 	size_t drv_ssid_len;
    225   1.2     joerg 	int res;
    226   1.1  christos 
    227   1.2     joerg 	if (wpa_s->conf->ap_scan == 1 && wpa_s->current_ssid) {
    228  1.10  christos 		wpa_supplicant_update_current_bss(wpa_s, wpa_s->bssid);
    229   1.6  christos 
    230   1.6  christos 		if (wpa_s->current_ssid->ssid_len == 0)
    231   1.6  christos 			return 0; /* current profile still in use */
    232   1.6  christos 		res = wpa_drv_get_ssid(wpa_s, drv_ssid);
    233   1.6  christos 		if (res < 0) {
    234   1.6  christos 			wpa_msg(wpa_s, MSG_INFO,
    235   1.6  christos 				"Failed to read SSID from driver");
    236   1.6  christos 			return 0; /* try to use current profile */
    237   1.6  christos 		}
    238   1.6  christos 		drv_ssid_len = res;
    239   1.6  christos 
    240   1.6  christos 		if (drv_ssid_len == wpa_s->current_ssid->ssid_len &&
    241   1.6  christos 		    os_memcmp(drv_ssid, wpa_s->current_ssid->ssid,
    242   1.6  christos 			      drv_ssid_len) == 0)
    243   1.6  christos 			return 0; /* current profile still in use */
    244   1.6  christos 
    245  1.10  christos #ifdef CONFIG_OWE
    246  1.10  christos 		if ((wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
    247  1.10  christos 		    wpa_s->current_bss &&
    248  1.10  christos 		    (wpa_s->current_bss->flags & WPA_BSS_OWE_TRANSITION) &&
    249  1.10  christos 		    drv_ssid_len == wpa_s->current_bss->ssid_len &&
    250  1.10  christos 		    os_memcmp(drv_ssid, wpa_s->current_bss->ssid,
    251  1.10  christos 			      drv_ssid_len) == 0)
    252  1.10  christos 			return 0; /* current profile still in use */
    253  1.10  christos #endif /* CONFIG_OWE */
    254  1.10  christos 
    255   1.6  christos 		wpa_msg(wpa_s, MSG_DEBUG,
    256   1.6  christos 			"Driver-initiated BSS selection changed the SSID to %s",
    257   1.6  christos 			wpa_ssid_txt(drv_ssid, drv_ssid_len));
    258   1.6  christos 		/* continue selecting a new network profile */
    259   1.2     joerg 	}
    260   1.1  christos 
    261   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Select network based on association "
    262   1.2     joerg 		"information");
    263   1.1  christos 	ssid = wpa_supplicant_get_ssid(wpa_s);
    264   1.1  christos 	if (ssid == NULL) {
    265   1.2     joerg 		wpa_msg(wpa_s, MSG_INFO,
    266   1.2     joerg 			"No network configuration found for the current AP");
    267   1.1  christos 		return -1;
    268   1.1  christos 	}
    269   1.1  christos 
    270   1.2     joerg 	if (wpas_network_disabled(wpa_s, ssid)) {
    271   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is disabled");
    272   1.1  christos 		return -1;
    273   1.1  christos 	}
    274   1.1  christos 
    275   1.2     joerg 	if (disallowed_bssid(wpa_s, wpa_s->bssid) ||
    276   1.2     joerg 	    disallowed_ssid(wpa_s, ssid->ssid, ssid->ssid_len)) {
    277   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Selected BSS is disallowed");
    278   1.2     joerg 		return -1;
    279   1.2     joerg 	}
    280   1.2     joerg 
    281   1.2     joerg 	res = wpas_temp_disabled(wpa_s, ssid);
    282   1.2     joerg 	if (res > 0) {
    283   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is temporarily "
    284   1.2     joerg 			"disabled for %d second(s)", res);
    285   1.2     joerg 		return -1;
    286   1.2     joerg 	}
    287   1.2     joerg 
    288   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Network configuration found for the "
    289   1.2     joerg 		"current AP");
    290  1.10  christos 	bss = wpa_supplicant_update_current_bss(wpa_s, wpa_s->bssid);
    291   1.2     joerg 	if (wpa_key_mgmt_wpa_any(ssid->key_mgmt)) {
    292   1.1  christos 		u8 wpa_ie[80];
    293   1.1  christos 		size_t wpa_ie_len = sizeof(wpa_ie);
    294  1.10  christos 		bool skip_default_rsne;
    295  1.10  christos 
    296  1.10  christos 		/* Do not override RSNE/RSNXE with the default values if the
    297  1.10  christos 		 * driver indicated the actual values used in the
    298  1.10  christos 		 * (Re)Association Request frame. */
    299  1.10  christos 		skip_default_rsne = data && data->assoc_info.req_ies;
    300  1.10  christos 		if (wpa_supplicant_set_suites(wpa_s, bss, ssid,
    301  1.10  christos 					      wpa_ie, &wpa_ie_len,
    302  1.10  christos 					      skip_default_rsne) < 0)
    303   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "Could not set WPA suites");
    304   1.1  christos 	} else {
    305   1.1  christos 		wpa_supplicant_set_non_wpa_policy(wpa_s, ssid);
    306   1.1  christos 	}
    307   1.1  christos 
    308   1.1  christos 	if (wpa_s->current_ssid && wpa_s->current_ssid != ssid)
    309   1.1  christos 		eapol_sm_invalidate_cached_session(wpa_s->eapol);
    310   1.1  christos 	old_ssid = wpa_s->current_ssid;
    311   1.1  christos 	wpa_s->current_ssid = ssid;
    312   1.2     joerg 
    313   1.1  christos 	wpa_supplicant_rsn_supp_set_config(wpa_s, wpa_s->current_ssid);
    314   1.1  christos 	wpa_supplicant_initiate_eapol(wpa_s);
    315   1.1  christos 	if (old_ssid != wpa_s->current_ssid)
    316   1.1  christos 		wpas_notify_network_changed(wpa_s);
    317   1.1  christos 
    318   1.1  christos 	return 0;
    319   1.1  christos }
    320   1.1  christos 
    321   1.1  christos 
    322   1.2     joerg void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx)
    323   1.1  christos {
    324   1.1  christos 	struct wpa_supplicant *wpa_s = eloop_ctx;
    325   1.1  christos 
    326   1.1  christos 	if (wpa_s->countermeasures) {
    327   1.1  christos 		wpa_s->countermeasures = 0;
    328   1.1  christos 		wpa_drv_set_countermeasures(wpa_s, 0);
    329   1.1  christos 		wpa_msg(wpa_s, MSG_INFO, "WPA: TKIP countermeasures stopped");
    330   1.3  christos 
    331   1.3  christos 		/*
    332   1.3  christos 		 * It is possible that the device is sched scanning, which means
    333   1.3  christos 		 * that a connection attempt will be done only when we receive
    334   1.3  christos 		 * scan results. However, in this case, it would be preferable
    335   1.3  christos 		 * to scan and connect immediately, so cancel the sched_scan and
    336   1.3  christos 		 * issue a regular scan flow.
    337   1.3  christos 		 */
    338   1.3  christos 		wpa_supplicant_cancel_sched_scan(wpa_s);
    339   1.1  christos 		wpa_supplicant_req_scan(wpa_s, 0, 0);
    340   1.1  christos 	}
    341   1.1  christos }
    342   1.1  christos 
    343   1.1  christos 
    344  1.10  christos void wpas_reset_mlo_info(struct wpa_supplicant *wpa_s)
    345  1.10  christos {
    346  1.10  christos 	if (!wpa_s->valid_links)
    347  1.10  christos 		return;
    348  1.10  christos 
    349  1.10  christos 	wpa_s->valid_links = 0;
    350  1.10  christos 	wpa_s->mlo_assoc_link_id = 0;
    351  1.10  christos 	os_memset(wpa_s->ap_mld_addr, 0, ETH_ALEN);
    352  1.10  christos 	os_memset(wpa_s->links, 0, sizeof(wpa_s->links));
    353  1.10  christos }
    354  1.10  christos 
    355  1.10  christos 
    356   1.1  christos void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s)
    357   1.1  christos {
    358   1.1  christos 	int bssid_changed;
    359   1.1  christos 
    360   1.2     joerg 	wnm_bss_keep_alive_deinit(wpa_s);
    361   1.2     joerg 
    362   1.2     joerg #ifdef CONFIG_IBSS_RSN
    363   1.2     joerg 	ibss_rsn_deinit(wpa_s->ibss_rsn);
    364   1.2     joerg 	wpa_s->ibss_rsn = NULL;
    365   1.2     joerg #endif /* CONFIG_IBSS_RSN */
    366   1.2     joerg 
    367   1.2     joerg #ifdef CONFIG_AP
    368   1.2     joerg 	wpa_supplicant_ap_deinit(wpa_s);
    369   1.2     joerg #endif /* CONFIG_AP */
    370   1.2     joerg 
    371   1.6  christos #ifdef CONFIG_HS20
    372   1.6  christos 	/* Clear possibly configured frame filters */
    373   1.6  christos 	wpa_drv_configure_frame_filters(wpa_s, 0);
    374   1.6  christos #endif /* CONFIG_HS20 */
    375   1.6  christos 
    376   1.2     joerg 	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
    377   1.2     joerg 		return;
    378   1.2     joerg 
    379   1.9  christos 	if (os_reltime_initialized(&wpa_s->session_start)) {
    380   1.9  christos 		os_reltime_age(&wpa_s->session_start, &wpa_s->session_length);
    381   1.9  christos 		wpa_s->session_start.sec = 0;
    382   1.9  christos 		wpa_s->session_start.usec = 0;
    383   1.9  christos 		wpas_notify_session_length(wpa_s);
    384   1.9  christos 	}
    385   1.9  christos 
    386   1.1  christos 	wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
    387   1.1  christos 	bssid_changed = !is_zero_ether_addr(wpa_s->bssid);
    388   1.1  christos 	os_memset(wpa_s->bssid, 0, ETH_ALEN);
    389   1.1  christos 	os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
    390   1.3  christos 	sme_clear_on_disassoc(wpa_s);
    391   1.1  christos 	wpa_s->current_bss = NULL;
    392   1.2     joerg 	wpa_s->assoc_freq = 0;
    393   1.2     joerg 
    394   1.1  christos 	if (bssid_changed)
    395   1.1  christos 		wpas_notify_bssid_changed(wpa_s);
    396   1.1  christos 
    397  1.10  christos 	eapol_sm_notify_portEnabled(wpa_s->eapol, false);
    398  1.10  christos 	eapol_sm_notify_portValid(wpa_s->eapol, false);
    399   1.7  christos 	if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
    400   1.7  christos 	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE ||
    401  1.10  christos 	    wpa_s->key_mgmt == WPA_KEY_MGMT_DPP || wpa_s->drv_authorized_port)
    402  1.10  christos 		eapol_sm_notify_eap_success(wpa_s->eapol, false);
    403  1.10  christos 	wpa_s->drv_authorized_port = 0;
    404   1.1  christos 	wpa_s->ap_ies_from_associnfo = 0;
    405   1.2     joerg 	wpa_s->current_ssid = NULL;
    406   1.2     joerg 	eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
    407   1.2     joerg 	wpa_s->key_mgmt = 0;
    408  1.10  christos 	wpa_s->allowed_key_mgmts = 0;
    409   1.3  christos 
    410  1.10  christos #ifndef CONFIG_NO_RRM
    411   1.3  christos 	wpas_rrm_reset(wpa_s);
    412  1.10  christos #endif /* CONFIG_NO_RRM */
    413   1.6  christos 	wpa_s->wnmsleep_used = 0;
    414  1.10  christos #ifdef CONFIG_WNM
    415  1.10  christos 	wpa_s->wnm_mode = 0;
    416  1.10  christos #endif /* CONFIG_WNM */
    417   1.7  christos 	wnm_clear_coloc_intf_reporting(wpa_s);
    418  1.10  christos 	wpa_s->disable_mbo_oce = 0;
    419   1.7  christos 
    420   1.7  christos #ifdef CONFIG_TESTING_OPTIONS
    421   1.7  christos 	wpa_s->last_tk_alg = WPA_ALG_NONE;
    422   1.7  christos 	os_memset(wpa_s->last_tk, 0, sizeof(wpa_s->last_tk));
    423   1.7  christos #endif /* CONFIG_TESTING_OPTIONS */
    424   1.7  christos 	wpa_s->ieee80211ac = 0;
    425   1.9  christos 
    426   1.9  christos 	if (wpa_s->enabled_4addr_mode && wpa_drv_set_4addr_mode(wpa_s, 0) == 0)
    427   1.9  christos 		wpa_s->enabled_4addr_mode = 0;
    428  1.10  christos 
    429  1.10  christos 	wpa_s->wps_scan_done = false;
    430  1.10  christos 	wpas_reset_mlo_info(wpa_s);
    431  1.10  christos 
    432  1.10  christos #ifdef CONFIG_SME
    433  1.10  christos 	wpa_s->sme.bss_max_idle_period = 0;
    434  1.10  christos #endif /* CONFIG_SME */
    435  1.10  christos 
    436  1.10  christos 	wpa_s->ssid_verified = false;
    437  1.10  christos 	wpa_s->bigtk_set = false;
    438   1.1  christos }
    439   1.1  christos 
    440   1.1  christos 
    441  1.10  christos static void wpa_find_assoc_pmkid(struct wpa_supplicant *wpa_s, bool authorized)
    442   1.1  christos {
    443   1.1  christos 	struct wpa_ie_data ie;
    444   1.1  christos 	int pmksa_set = -1;
    445   1.1  christos 	size_t i;
    446  1.10  christos 	struct rsn_pmksa_cache_entry *cur_pmksa;
    447  1.10  christos 
    448  1.10  christos 	/* Start with assumption of no PMKSA cache entry match for cases other
    449  1.10  christos 	 * than SAE. In particular, this is needed to generate the PMKSA cache
    450  1.10  christos 	 * entries for Suite B cases with driver-based roaming indication. */
    451  1.10  christos 	cur_pmksa = pmksa_cache_get_current(wpa_s->wpa);
    452  1.10  christos 	if (cur_pmksa && !wpa_key_mgmt_sae(cur_pmksa->akmp))
    453  1.10  christos 		pmksa_cache_clear_current(wpa_s->wpa);
    454   1.1  christos 
    455   1.1  christos 	if (wpa_sm_parse_own_wpa_ie(wpa_s->wpa, &ie) < 0 ||
    456   1.1  christos 	    ie.pmkid == NULL)
    457   1.1  christos 		return;
    458   1.1  christos 
    459   1.1  christos 	for (i = 0; i < ie.num_pmkid; i++) {
    460   1.1  christos 		pmksa_set = pmksa_cache_set_current(wpa_s->wpa,
    461   1.1  christos 						    ie.pmkid + i * PMKID_LEN,
    462  1.10  christos 						    NULL, NULL, 0, NULL, 0,
    463  1.10  christos 						    true);
    464   1.1  christos 		if (pmksa_set == 0) {
    465   1.3  christos 			eapol_sm_notify_pmkid_attempt(wpa_s->eapol);
    466  1.10  christos 			if (authorized)
    467  1.10  christos 				wpa_sm_set_pmk_from_pmksa(wpa_s->wpa);
    468   1.1  christos 			break;
    469   1.1  christos 		}
    470   1.1  christos 	}
    471   1.1  christos 
    472   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "RSN: PMKID from assoc IE %sfound from "
    473   1.2     joerg 		"PMKSA cache", pmksa_set == 0 ? "" : "not ");
    474   1.1  christos }
    475   1.1  christos 
    476   1.1  christos 
    477   1.1  christos static void wpa_supplicant_event_pmkid_candidate(struct wpa_supplicant *wpa_s,
    478   1.1  christos 						 union wpa_event_data *data)
    479   1.1  christos {
    480   1.1  christos 	if (data == NULL) {
    481   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "RSN: No data in PMKID candidate "
    482   1.2     joerg 			"event");
    483   1.1  christos 		return;
    484   1.1  christos 	}
    485   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "RSN: PMKID candidate event - bssid=" MACSTR
    486   1.2     joerg 		" index=%d preauth=%d",
    487   1.2     joerg 		MAC2STR(data->pmkid_candidate.bssid),
    488   1.2     joerg 		data->pmkid_candidate.index,
    489   1.2     joerg 		data->pmkid_candidate.preauth);
    490   1.1  christos 
    491   1.1  christos 	pmksa_candidate_add(wpa_s->wpa, data->pmkid_candidate.bssid,
    492   1.1  christos 			    data->pmkid_candidate.index,
    493   1.1  christos 			    data->pmkid_candidate.preauth);
    494   1.1  christos }
    495   1.1  christos 
    496   1.1  christos 
    497   1.1  christos static int wpa_supplicant_dynamic_keys(struct wpa_supplicant *wpa_s)
    498   1.1  christos {
    499   1.1  christos 	if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
    500   1.1  christos 	    wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE)
    501   1.1  christos 		return 0;
    502   1.1  christos 
    503   1.1  christos #ifdef IEEE8021X_EAPOL
    504   1.1  christos 	if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
    505   1.1  christos 	    wpa_s->current_ssid &&
    506   1.1  christos 	    !(wpa_s->current_ssid->eapol_flags &
    507   1.1  christos 	      (EAPOL_FLAG_REQUIRE_KEY_UNICAST |
    508   1.1  christos 	       EAPOL_FLAG_REQUIRE_KEY_BROADCAST))) {
    509   1.1  christos 		/* IEEE 802.1X, but not using dynamic WEP keys (i.e., either
    510   1.1  christos 		 * plaintext or static WEP keys). */
    511   1.1  christos 		return 0;
    512   1.1  christos 	}
    513   1.1  christos #endif /* IEEE8021X_EAPOL */
    514   1.1  christos 
    515   1.1  christos 	return 1;
    516   1.1  christos }
    517   1.1  christos 
    518   1.1  christos 
    519   1.1  christos /**
    520   1.1  christos  * wpa_supplicant_scard_init - Initialize SIM/USIM access with PC/SC
    521   1.1  christos  * @wpa_s: pointer to wpa_supplicant data
    522   1.1  christos  * @ssid: Configuration data for the network
    523   1.1  christos  * Returns: 0 on success, -1 on failure
    524   1.1  christos  *
    525   1.1  christos  * This function is called when starting authentication with a network that is
    526   1.1  christos  * configured to use PC/SC for SIM/USIM access (EAP-SIM or EAP-AKA).
    527   1.1  christos  */
    528   1.1  christos int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
    529   1.1  christos 			      struct wpa_ssid *ssid)
    530   1.1  christos {
    531   1.1  christos #ifdef IEEE8021X_EAPOL
    532   1.2     joerg #ifdef PCSC_FUNCS
    533   1.2     joerg 	int aka = 0, sim = 0;
    534   1.1  christos 
    535   1.2     joerg 	if ((ssid != NULL && ssid->eap.pcsc == NULL) ||
    536   1.2     joerg 	    wpa_s->scard != NULL || wpa_s->conf->external_sim)
    537   1.1  christos 		return 0;
    538   1.1  christos 
    539   1.2     joerg 	if (ssid == NULL || ssid->eap.eap_methods == NULL) {
    540   1.1  christos 		sim = 1;
    541   1.1  christos 		aka = 1;
    542   1.1  christos 	} else {
    543   1.1  christos 		struct eap_method_type *eap = ssid->eap.eap_methods;
    544   1.1  christos 		while (eap->vendor != EAP_VENDOR_IETF ||
    545   1.1  christos 		       eap->method != EAP_TYPE_NONE) {
    546   1.1  christos 			if (eap->vendor == EAP_VENDOR_IETF) {
    547   1.1  christos 				if (eap->method == EAP_TYPE_SIM)
    548   1.1  christos 					sim = 1;
    549   1.2     joerg 				else if (eap->method == EAP_TYPE_AKA ||
    550   1.2     joerg 					 eap->method == EAP_TYPE_AKA_PRIME)
    551   1.1  christos 					aka = 1;
    552   1.1  christos 			}
    553   1.1  christos 			eap++;
    554   1.1  christos 		}
    555   1.1  christos 	}
    556   1.1  christos 
    557   1.1  christos 	if (eap_peer_get_eap_method(EAP_VENDOR_IETF, EAP_TYPE_SIM) == NULL)
    558   1.1  christos 		sim = 0;
    559   1.2     joerg 	if (eap_peer_get_eap_method(EAP_VENDOR_IETF, EAP_TYPE_AKA) == NULL &&
    560   1.2     joerg 	    eap_peer_get_eap_method(EAP_VENDOR_IETF, EAP_TYPE_AKA_PRIME) ==
    561   1.2     joerg 	    NULL)
    562   1.1  christos 		aka = 0;
    563   1.1  christos 
    564   1.1  christos 	if (!sim && !aka) {
    565   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is configured to "
    566   1.2     joerg 			"use SIM, but neither EAP-SIM nor EAP-AKA are "
    567   1.2     joerg 			"enabled");
    568   1.1  christos 		return 0;
    569   1.1  christos 	}
    570   1.1  christos 
    571   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Selected network is configured to use SIM "
    572   1.2     joerg 		"(sim=%d aka=%d) - initialize PCSC", sim, aka);
    573   1.1  christos 
    574   1.2     joerg 	wpa_s->scard = scard_init(wpa_s->conf->pcsc_reader);
    575   1.1  christos 	if (wpa_s->scard == NULL) {
    576   1.2     joerg 		wpa_msg(wpa_s, MSG_WARNING, "Failed to initialize SIM "
    577   1.2     joerg 			"(pcsc-lite)");
    578   1.1  christos 		return -1;
    579   1.1  christos 	}
    580   1.1  christos 	wpa_sm_set_scard_ctx(wpa_s->wpa, wpa_s->scard);
    581   1.1  christos 	eapol_sm_register_scard_ctx(wpa_s->eapol, wpa_s->scard);
    582   1.2     joerg #endif /* PCSC_FUNCS */
    583   1.1  christos #endif /* IEEE8021X_EAPOL */
    584   1.1  christos 
    585   1.1  christos 	return 0;
    586   1.1  christos }
    587   1.1  christos 
    588   1.1  christos 
    589   1.1  christos #ifndef CONFIG_NO_SCAN_PROCESSING
    590   1.2     joerg 
    591  1.10  christos #ifdef CONFIG_WEP
    592   1.2     joerg static int has_wep_key(struct wpa_ssid *ssid)
    593   1.2     joerg {
    594   1.2     joerg 	int i;
    595   1.2     joerg 
    596   1.2     joerg 	for (i = 0; i < NUM_WEP_KEYS; i++) {
    597   1.2     joerg 		if (ssid->wep_key_len[i])
    598   1.2     joerg 			return 1;
    599   1.2     joerg 	}
    600   1.2     joerg 
    601   1.2     joerg 	return 0;
    602   1.2     joerg }
    603  1.10  christos #endif /* CONFIG_WEP */
    604   1.2     joerg 
    605   1.2     joerg 
    606   1.2     joerg static int wpa_supplicant_match_privacy(struct wpa_bss *bss,
    607   1.1  christos 					struct wpa_ssid *ssid)
    608   1.1  christos {
    609   1.2     joerg 	int privacy = 0;
    610   1.1  christos 
    611   1.1  christos 	if (ssid->mixed_cell)
    612   1.1  christos 		return 1;
    613   1.1  christos 
    614   1.1  christos #ifdef CONFIG_WPS
    615   1.1  christos 	if (ssid->key_mgmt & WPA_KEY_MGMT_WPS)
    616   1.1  christos 		return 1;
    617   1.1  christos #endif /* CONFIG_WPS */
    618   1.1  christos 
    619   1.7  christos #ifdef CONFIG_OWE
    620   1.7  christos 	if ((ssid->key_mgmt & WPA_KEY_MGMT_OWE) && !ssid->owe_only)
    621   1.7  christos 		return 1;
    622   1.7  christos #endif /* CONFIG_OWE */
    623   1.7  christos 
    624  1.10  christos #ifdef CONFIG_WEP
    625   1.2     joerg 	if (has_wep_key(ssid))
    626   1.2     joerg 		privacy = 1;
    627  1.10  christos #endif /* CONFIG_WEP */
    628   1.2     joerg 
    629   1.1  christos #ifdef IEEE8021X_EAPOL
    630   1.1  christos 	if ((ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) &&
    631   1.1  christos 	    ssid->eapol_flags & (EAPOL_FLAG_REQUIRE_KEY_UNICAST |
    632   1.1  christos 				 EAPOL_FLAG_REQUIRE_KEY_BROADCAST))
    633   1.1  christos 		privacy = 1;
    634   1.1  christos #endif /* IEEE8021X_EAPOL */
    635   1.1  christos 
    636   1.2     joerg 	if (wpa_key_mgmt_wpa(ssid->key_mgmt))
    637   1.2     joerg 		privacy = 1;
    638   1.2     joerg 
    639   1.2     joerg 	if (ssid->key_mgmt & WPA_KEY_MGMT_OSEN)
    640   1.2     joerg 		privacy = 1;
    641   1.2     joerg 
    642   1.1  christos 	if (bss->caps & IEEE80211_CAP_PRIVACY)
    643   1.1  christos 		return privacy;
    644   1.1  christos 	return !privacy;
    645   1.1  christos }
    646   1.1  christos 
    647   1.1  christos 
    648   1.1  christos static int wpa_supplicant_ssid_bss_match(struct wpa_supplicant *wpa_s,
    649   1.1  christos 					 struct wpa_ssid *ssid,
    650   1.7  christos 					 struct wpa_bss *bss, int debug_print)
    651   1.1  christos {
    652   1.1  christos 	struct wpa_ie_data ie;
    653   1.1  christos 	int proto_match = 0;
    654   1.1  christos 	const u8 *rsn_ie, *wpa_ie;
    655   1.1  christos 	int ret;
    656  1.10  christos #ifdef CONFIG_WEP
    657   1.2     joerg 	int wep_ok;
    658  1.10  christos #endif /* CONFIG_WEP */
    659  1.10  christos 	bool is_6ghz_bss = is_6ghz_freq(bss->freq);
    660   1.1  christos 
    661   1.1  christos 	ret = wpas_wps_ssid_bss_match(wpa_s, ssid, bss);
    662   1.1  christos 	if (ret >= 0)
    663   1.1  christos 		return ret;
    664   1.1  christos 
    665  1.10  christos #ifdef CONFIG_WEP
    666   1.2     joerg 	/* Allow TSN if local configuration accepts WEP use without WPA/WPA2 */
    667   1.2     joerg 	wep_ok = !wpa_key_mgmt_wpa(ssid->key_mgmt) &&
    668   1.2     joerg 		(((ssid->key_mgmt & WPA_KEY_MGMT_NONE) &&
    669   1.2     joerg 		  ssid->wep_key_len[ssid->wep_tx_keyidx] > 0) ||
    670   1.2     joerg 		 (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA));
    671  1.10  christos #endif /* CONFIG_WEP */
    672   1.2     joerg 
    673   1.2     joerg 	rsn_ie = wpa_bss_get_ie(bss, WLAN_EID_RSN);
    674  1.10  christos 	if (is_6ghz_bss && !rsn_ie) {
    675  1.10  christos 		if (debug_print)
    676  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    677  1.10  christos 				"   skip - 6 GHz BSS without RSNE");
    678  1.10  christos 		return 0;
    679  1.10  christos 	}
    680  1.10  christos 
    681   1.7  christos 	while ((ssid->proto & (WPA_PROTO_RSN | WPA_PROTO_OSEN)) && rsn_ie) {
    682   1.1  christos 		proto_match++;
    683   1.1  christos 
    684   1.1  christos 		if (wpa_parse_wpa_ie(rsn_ie, 2 + rsn_ie[1], &ie)) {
    685   1.7  christos 			if (debug_print)
    686   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    687   1.7  christos 					"   skip RSN IE - parse failed");
    688   1.1  christos 			break;
    689   1.1  christos 		}
    690   1.9  christos 		if (!ie.has_pairwise)
    691   1.9  christos 			ie.pairwise_cipher = wpa_default_rsn_cipher(bss->freq);
    692   1.9  christos 		if (!ie.has_group)
    693   1.9  christos 			ie.group_cipher = wpa_default_rsn_cipher(bss->freq);
    694   1.2     joerg 
    695  1.10  christos 		if (is_6ghz_bss || !is_zero_ether_addr(bss->mld_addr)) {
    696  1.10  christos 			/* WEP and TKIP are not allowed on 6 GHz/MLD */
    697  1.10  christos 			ie.pairwise_cipher &= ~(WPA_CIPHER_WEP40 |
    698  1.10  christos 						WPA_CIPHER_WEP104 |
    699  1.10  christos 						WPA_CIPHER_TKIP);
    700  1.10  christos 			ie.group_cipher &= ~(WPA_CIPHER_WEP40 |
    701  1.10  christos 					     WPA_CIPHER_WEP104 |
    702  1.10  christos 					     WPA_CIPHER_TKIP);
    703  1.10  christos 		}
    704  1.10  christos 
    705  1.10  christos #ifdef CONFIG_WEP
    706   1.2     joerg 		if (wep_ok &&
    707   1.2     joerg 		    (ie.group_cipher & (WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)))
    708   1.2     joerg 		{
    709   1.7  christos 			if (debug_print)
    710   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    711   1.7  christos 					"   selected based on TSN in RSN IE");
    712   1.2     joerg 			return 1;
    713   1.2     joerg 		}
    714  1.10  christos #endif /* CONFIG_WEP */
    715   1.2     joerg 
    716   1.7  christos 		if (!(ie.proto & ssid->proto) &&
    717   1.7  christos 		    !(ssid->proto & WPA_PROTO_OSEN)) {
    718   1.7  christos 			if (debug_print)
    719   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    720   1.7  christos 					"   skip RSN IE - proto mismatch");
    721   1.1  christos 			break;
    722   1.1  christos 		}
    723   1.1  christos 
    724   1.1  christos 		if (!(ie.pairwise_cipher & ssid->pairwise_cipher)) {
    725   1.7  christos 			if (debug_print)
    726   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    727   1.7  christos 					"   skip RSN IE - PTK cipher mismatch");
    728   1.1  christos 			break;
    729   1.1  christos 		}
    730   1.1  christos 
    731   1.1  christos 		if (!(ie.group_cipher & ssid->group_cipher)) {
    732   1.7  christos 			if (debug_print)
    733   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    734   1.7  christos 					"   skip RSN IE - GTK cipher mismatch");
    735   1.7  christos 			break;
    736   1.7  christos 		}
    737   1.7  christos 
    738   1.7  christos 		if (ssid->group_mgmt_cipher &&
    739   1.7  christos 		    !(ie.mgmt_group_cipher & ssid->group_mgmt_cipher)) {
    740   1.7  christos 			if (debug_print)
    741   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    742   1.7  christos 					"   skip RSN IE - group mgmt cipher mismatch");
    743   1.1  christos 			break;
    744   1.1  christos 		}
    745   1.1  christos 
    746  1.10  christos 		if (is_6ghz_bss) {
    747  1.10  christos 			/* MFPC must be supported on 6 GHz */
    748  1.10  christos 			if (!(ie.capabilities & WPA_CAPABILITY_MFPC)) {
    749  1.10  christos 				if (debug_print)
    750  1.10  christos 					wpa_dbg(wpa_s, MSG_DEBUG,
    751  1.10  christos 						"   skip RSNE - 6 GHz without MFPC");
    752  1.10  christos 				break;
    753  1.10  christos 			}
    754  1.10  christos 
    755  1.10  christos 			/* WPA PSK is not allowed on the 6 GHz band */
    756  1.10  christos 			ie.key_mgmt &= ~(WPA_KEY_MGMT_PSK |
    757  1.10  christos 					 WPA_KEY_MGMT_FT_PSK |
    758  1.10  christos 					 WPA_KEY_MGMT_PSK_SHA256);
    759  1.10  christos 		}
    760  1.10  christos 
    761   1.1  christos 		if (!(ie.key_mgmt & ssid->key_mgmt)) {
    762   1.7  christos 			if (debug_print)
    763   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    764   1.7  christos 					"   skip RSN IE - key mgmt mismatch");
    765   1.1  christos 			break;
    766   1.1  christos 		}
    767   1.1  christos 
    768   1.1  christos 		if (!(ie.capabilities & WPA_CAPABILITY_MFPC) &&
    769   1.3  christos 		    wpas_get_ssid_pmf(wpa_s, ssid) ==
    770   1.2     joerg 		    MGMT_FRAME_PROTECTION_REQUIRED) {
    771   1.7  christos 			if (debug_print)
    772   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    773   1.7  christos 					"   skip RSN IE - no mgmt frame protection");
    774   1.1  christos 			break;
    775   1.1  christos 		}
    776   1.6  christos 		if ((ie.capabilities & WPA_CAPABILITY_MFPR) &&
    777   1.6  christos 		    wpas_get_ssid_pmf(wpa_s, ssid) ==
    778   1.6  christos 		    NO_MGMT_FRAME_PROTECTION) {
    779   1.7  christos 			if (debug_print)
    780   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    781   1.7  christos 					"   skip RSN IE - no mgmt frame protection enabled but AP requires it");
    782   1.6  christos 			break;
    783   1.6  christos 		}
    784   1.1  christos 
    785   1.7  christos 		if (debug_print)
    786   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    787   1.7  christos 				"   selected based on RSN IE");
    788   1.1  christos 		return 1;
    789   1.1  christos 	}
    790   1.1  christos 
    791  1.10  christos 	if (is_6ghz_bss) {
    792  1.10  christos 		if (debug_print)
    793  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    794  1.10  christos 				"   skip - 6 GHz BSS without matching RSNE");
    795  1.10  christos 		return 0;
    796  1.10  christos 	}
    797  1.10  christos 
    798  1.10  christos 	wpa_ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
    799  1.10  christos 
    800   1.7  christos 	if (wpas_get_ssid_pmf(wpa_s, ssid) == MGMT_FRAME_PROTECTION_REQUIRED &&
    801   1.7  christos 	    (!(ssid->key_mgmt & WPA_KEY_MGMT_OWE) || ssid->owe_only)) {
    802  1.10  christos #ifdef CONFIG_OWE
    803  1.10  christos 		if ((ssid->key_mgmt & WPA_KEY_MGMT_OWE) && ssid->owe_only &&
    804  1.10  christos 		    !wpa_ie && !rsn_ie &&
    805  1.10  christos 		    wpa_s->owe_transition_select &&
    806  1.10  christos 		    wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE) &&
    807  1.10  christos 		    ssid->owe_transition_bss_select_count + 1 <=
    808  1.10  christos 		    MAX_OWE_TRANSITION_BSS_SELECT_COUNT) {
    809  1.10  christos 			ssid->owe_transition_bss_select_count++;
    810  1.10  christos 			if (debug_print)
    811  1.10  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    812  1.10  christos 					"   skip OWE open BSS (selection count %d does not exceed %d)",
    813  1.10  christos 					ssid->owe_transition_bss_select_count,
    814  1.10  christos 					MAX_OWE_TRANSITION_BSS_SELECT_COUNT);
    815  1.10  christos 			wpa_s->owe_transition_search = 1;
    816  1.10  christos 			return 0;
    817  1.10  christos 		}
    818  1.10  christos #endif /* CONFIG_OWE */
    819   1.7  christos 		if (debug_print)
    820   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    821   1.7  christos 				"   skip - MFP Required but network not MFP Capable");
    822   1.6  christos 		return 0;
    823   1.6  christos 	}
    824   1.6  christos 
    825   1.1  christos 	while ((ssid->proto & WPA_PROTO_WPA) && wpa_ie) {
    826   1.1  christos 		proto_match++;
    827   1.1  christos 
    828   1.1  christos 		if (wpa_parse_wpa_ie(wpa_ie, 2 + wpa_ie[1], &ie)) {
    829   1.7  christos 			if (debug_print)
    830   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    831   1.7  christos 					"   skip WPA IE - parse failed");
    832   1.1  christos 			break;
    833   1.1  christos 		}
    834   1.2     joerg 
    835  1.10  christos #ifdef CONFIG_WEP
    836   1.2     joerg 		if (wep_ok &&
    837   1.2     joerg 		    (ie.group_cipher & (WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)))
    838   1.2     joerg 		{
    839   1.7  christos 			if (debug_print)
    840   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    841   1.7  christos 					"   selected based on TSN in WPA IE");
    842   1.2     joerg 			return 1;
    843   1.2     joerg 		}
    844  1.10  christos #endif /* CONFIG_WEP */
    845   1.2     joerg 
    846   1.1  christos 		if (!(ie.proto & ssid->proto)) {
    847   1.7  christos 			if (debug_print)
    848   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    849   1.7  christos 					"   skip WPA IE - proto mismatch");
    850   1.1  christos 			break;
    851   1.1  christos 		}
    852   1.1  christos 
    853   1.1  christos 		if (!(ie.pairwise_cipher & ssid->pairwise_cipher)) {
    854   1.7  christos 			if (debug_print)
    855   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    856   1.7  christos 					"   skip WPA IE - PTK cipher mismatch");
    857   1.1  christos 			break;
    858   1.1  christos 		}
    859   1.1  christos 
    860   1.1  christos 		if (!(ie.group_cipher & ssid->group_cipher)) {
    861   1.7  christos 			if (debug_print)
    862   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    863   1.7  christos 					"   skip WPA IE - GTK cipher mismatch");
    864   1.1  christos 			break;
    865   1.1  christos 		}
    866   1.1  christos 
    867   1.1  christos 		if (!(ie.key_mgmt & ssid->key_mgmt)) {
    868   1.7  christos 			if (debug_print)
    869   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    870   1.7  christos 					"   skip WPA IE - key mgmt mismatch");
    871   1.1  christos 			break;
    872   1.1  christos 		}
    873   1.1  christos 
    874   1.7  christos 		if (debug_print)
    875   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    876   1.7  christos 				"   selected based on WPA IE");
    877   1.2     joerg 		return 1;
    878   1.2     joerg 	}
    879   1.2     joerg 
    880   1.2     joerg 	if ((ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) && !wpa_ie &&
    881   1.2     joerg 	    !rsn_ie) {
    882   1.7  christos 		if (debug_print)
    883   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    884   1.7  christos 				"   allow for non-WPA IEEE 802.1X");
    885   1.7  christos 		return 1;
    886   1.7  christos 	}
    887   1.7  christos 
    888   1.7  christos #ifdef CONFIG_OWE
    889   1.7  christos 	if ((ssid->key_mgmt & WPA_KEY_MGMT_OWE) && !ssid->owe_only &&
    890   1.7  christos 	    !wpa_ie && !rsn_ie) {
    891   1.7  christos 		if (wpa_s->owe_transition_select &&
    892   1.7  christos 		    wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE) &&
    893   1.7  christos 		    ssid->owe_transition_bss_select_count + 1 <=
    894   1.7  christos 		    MAX_OWE_TRANSITION_BSS_SELECT_COUNT) {
    895   1.7  christos 			ssid->owe_transition_bss_select_count++;
    896   1.7  christos 			if (debug_print)
    897   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
    898   1.7  christos 					"   skip OWE transition BSS (selection count %d does not exceed %d)",
    899   1.7  christos 					ssid->owe_transition_bss_select_count,
    900   1.7  christos 					MAX_OWE_TRANSITION_BSS_SELECT_COUNT);
    901   1.7  christos 			wpa_s->owe_transition_search = 1;
    902   1.7  christos 			return 0;
    903   1.7  christos 		}
    904   1.7  christos 		if (debug_print)
    905   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    906   1.7  christos 				"   allow in OWE transition mode");
    907   1.2     joerg 		return 1;
    908   1.2     joerg 	}
    909   1.7  christos #endif /* CONFIG_OWE */
    910   1.2     joerg 
    911   1.2     joerg 	if ((ssid->proto & (WPA_PROTO_WPA | WPA_PROTO_RSN)) &&
    912   1.2     joerg 	    wpa_key_mgmt_wpa(ssid->key_mgmt) && proto_match == 0) {
    913   1.7  christos 		if (debug_print)
    914   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
    915   1.7  christos 				"   skip - no WPA/RSN proto match");
    916   1.2     joerg 		return 0;
    917   1.2     joerg 	}
    918   1.2     joerg 
    919   1.2     joerg 	if ((ssid->key_mgmt & WPA_KEY_MGMT_OSEN) &&
    920   1.2     joerg 	    wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE)) {
    921   1.7  christos 		if (debug_print)
    922   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   allow in OSEN");
    923   1.2     joerg 		return 1;
    924   1.2     joerg 	}
    925   1.2     joerg 
    926   1.2     joerg 	if (!wpa_key_mgmt_wpa(ssid->key_mgmt)) {
    927   1.7  christos 		if (debug_print)
    928   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   allow in non-WPA/WPA2");
    929   1.1  christos 		return 1;
    930   1.1  christos 	}
    931   1.1  christos 
    932   1.7  christos 	if (debug_print)
    933   1.7  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
    934   1.7  christos 			"   reject due to mismatch with WPA/WPA2");
    935   1.1  christos 
    936   1.1  christos 	return 0;
    937   1.1  christos }
    938   1.1  christos 
    939   1.1  christos 
    940   1.1  christos static int freq_allowed(int *freqs, int freq)
    941   1.1  christos {
    942   1.1  christos 	int i;
    943   1.1  christos 
    944   1.1  christos 	if (freqs == NULL)
    945   1.1  christos 		return 1;
    946   1.1  christos 
    947   1.1  christos 	for (i = 0; freqs[i]; i++)
    948   1.1  christos 		if (freqs[i] == freq)
    949   1.1  christos 			return 1;
    950   1.1  christos 	return 0;
    951   1.1  christos }
    952   1.1  christos 
    953   1.1  christos 
    954  1.10  christos static int rate_match(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
    955  1.10  christos 		      struct wpa_bss *bss, int debug_print)
    956   1.1  christos {
    957   1.2     joerg 	const struct hostapd_hw_modes *mode = NULL, *modes;
    958   1.2     joerg 	const u8 scan_ie[2] = { WLAN_EID_SUPP_RATES, WLAN_EID_EXT_SUPP_RATES };
    959   1.2     joerg 	const u8 *rate_ie;
    960   1.2     joerg 	int i, j, k;
    961   1.2     joerg 
    962   1.2     joerg 	if (bss->freq == 0)
    963   1.2     joerg 		return 1; /* Cannot do matching without knowing band */
    964   1.2     joerg 
    965   1.2     joerg 	modes = wpa_s->hw.modes;
    966   1.2     joerg 	if (modes == NULL) {
    967   1.2     joerg 		/*
    968   1.2     joerg 		 * The driver does not provide any additional information
    969   1.2     joerg 		 * about the utilized hardware, so allow the connection attempt
    970   1.2     joerg 		 * to continue.
    971   1.2     joerg 		 */
    972   1.2     joerg 		return 1;
    973   1.2     joerg 	}
    974   1.1  christos 
    975   1.2     joerg 	for (i = 0; i < wpa_s->hw.num_modes; i++) {
    976   1.2     joerg 		for (j = 0; j < modes[i].num_channels; j++) {
    977   1.2     joerg 			int freq = modes[i].channels[j].freq;
    978   1.2     joerg 			if (freq == bss->freq) {
    979   1.2     joerg 				if (mode &&
    980   1.2     joerg 				    mode->mode == HOSTAPD_MODE_IEEE80211G)
    981   1.2     joerg 					break; /* do not allow 802.11b replace
    982   1.2     joerg 						* 802.11g */
    983   1.2     joerg 				mode = &modes[i];
    984   1.2     joerg 				break;
    985   1.2     joerg 			}
    986   1.1  christos 		}
    987   1.2     joerg 	}
    988   1.1  christos 
    989   1.2     joerg 	if (mode == NULL)
    990   1.2     joerg 		return 0;
    991   1.1  christos 
    992   1.2     joerg 	for (i = 0; i < (int) sizeof(scan_ie); i++) {
    993   1.2     joerg 		rate_ie = wpa_bss_get_ie(bss, scan_ie[i]);
    994   1.2     joerg 		if (rate_ie == NULL)
    995   1.1  christos 			continue;
    996   1.1  christos 
    997   1.2     joerg 		for (j = 2; j < rate_ie[1] + 2; j++) {
    998   1.2     joerg 			int flagged = !!(rate_ie[j] & 0x80);
    999   1.2     joerg 			int r = (rate_ie[j] & 0x7f) * 5;
   1000   1.1  christos 
   1001   1.2     joerg 			/*
   1002   1.2     joerg 			 * IEEE Std 802.11n-2009 7.3.2.2:
   1003   1.2     joerg 			 * The new BSS Membership selector value is encoded
   1004   1.2     joerg 			 * like a legacy basic rate, but it is not a rate and
   1005   1.2     joerg 			 * only indicates if the BSS members are required to
   1006   1.2     joerg 			 * support the mandatory features of Clause 20 [HT PHY]
   1007   1.2     joerg 			 * in order to join the BSS.
   1008   1.2     joerg 			 */
   1009   1.2     joerg 			if (flagged && ((rate_ie[j] & 0x7f) ==
   1010   1.2     joerg 					BSS_MEMBERSHIP_SELECTOR_HT_PHY)) {
   1011   1.2     joerg 				if (!ht_supported(mode)) {
   1012   1.7  christos 					if (debug_print)
   1013   1.7  christos 						wpa_dbg(wpa_s, MSG_DEBUG,
   1014   1.7  christos 							"   hardware does not support HT PHY");
   1015   1.2     joerg 					return 0;
   1016   1.2     joerg 				}
   1017   1.1  christos 				continue;
   1018   1.1  christos 			}
   1019   1.1  christos 
   1020   1.2     joerg 			/* There's also a VHT selector for 802.11ac */
   1021   1.2     joerg 			if (flagged && ((rate_ie[j] & 0x7f) ==
   1022   1.2     joerg 					BSS_MEMBERSHIP_SELECTOR_VHT_PHY)) {
   1023   1.2     joerg 				if (!vht_supported(mode)) {
   1024   1.7  christos 					if (debug_print)
   1025   1.7  christos 						wpa_dbg(wpa_s, MSG_DEBUG,
   1026   1.7  christos 							"   hardware does not support VHT PHY");
   1027   1.2     joerg 					return 0;
   1028   1.2     joerg 				}
   1029   1.1  christos 				continue;
   1030   1.1  christos 			}
   1031   1.1  christos 
   1032  1.10  christos 			if (flagged && ((rate_ie[j] & 0x7f) ==
   1033  1.10  christos 					BSS_MEMBERSHIP_SELECTOR_HE_PHY)) {
   1034  1.10  christos 				if (!he_supported(mode, IEEE80211_MODE_INFRA)) {
   1035  1.10  christos 					if (debug_print)
   1036  1.10  christos 						wpa_dbg(wpa_s, MSG_DEBUG,
   1037  1.10  christos 							"   hardware does not support HE PHY");
   1038  1.10  christos 					return 0;
   1039  1.10  christos 				}
   1040  1.10  christos 				continue;
   1041  1.10  christos 			}
   1042  1.10  christos 
   1043  1.10  christos #ifdef CONFIG_SAE
   1044  1.10  christos 			if (flagged && ((rate_ie[j] & 0x7f) ==
   1045  1.10  christos 					BSS_MEMBERSHIP_SELECTOR_SAE_H2E_ONLY)) {
   1046  1.10  christos 				if (wpa_s->conf->sae_pwe ==
   1047  1.10  christos 				    SAE_PWE_HUNT_AND_PECK &&
   1048  1.10  christos 				    !ssid->sae_password_id &&
   1049  1.10  christos 				    !is_6ghz_freq(bss->freq) &&
   1050  1.10  christos 				    wpa_key_mgmt_sae(ssid->key_mgmt)) {
   1051  1.10  christos 					if (debug_print)
   1052  1.10  christos 						wpa_dbg(wpa_s, MSG_DEBUG,
   1053  1.10  christos 							"   SAE H2E disabled");
   1054  1.10  christos #ifdef CONFIG_TESTING_OPTIONS
   1055  1.10  christos 					if (wpa_s->ignore_sae_h2e_only) {
   1056  1.10  christos 						wpa_dbg(wpa_s, MSG_DEBUG,
   1057  1.10  christos 							"TESTING: Ignore SAE H2E requirement mismatch");
   1058  1.10  christos 						continue;
   1059  1.10  christos 					}
   1060  1.10  christos #endif /* CONFIG_TESTING_OPTIONS */
   1061  1.10  christos 					return 0;
   1062  1.10  christos 				}
   1063  1.10  christos 				continue;
   1064  1.10  christos 			}
   1065  1.10  christos #endif /* CONFIG_SAE */
   1066  1.10  christos 
   1067   1.2     joerg 			if (!flagged)
   1068   1.1  christos 				continue;
   1069   1.2     joerg 
   1070   1.2     joerg 			/* check for legacy basic rates */
   1071   1.2     joerg 			for (k = 0; k < mode->num_rates; k++) {
   1072   1.2     joerg 				if (mode->rates[k] == r)
   1073   1.2     joerg 					break;
   1074   1.1  christos 			}
   1075   1.2     joerg 			if (k == mode->num_rates) {
   1076   1.2     joerg 				/*
   1077   1.2     joerg 				 * IEEE Std 802.11-2007 7.3.2.2 demands that in
   1078   1.2     joerg 				 * order to join a BSS all required rates
   1079   1.2     joerg 				 * have to be supported by the hardware.
   1080   1.2     joerg 				 */
   1081   1.7  christos 				if (debug_print)
   1082   1.7  christos 					wpa_dbg(wpa_s, MSG_DEBUG,
   1083   1.7  christos 						"   hardware does not support required rate %d.%d Mbps (freq=%d mode==%d num_rates=%d)",
   1084   1.7  christos 						r / 10, r % 10,
   1085   1.7  christos 						bss->freq, mode->mode, mode->num_rates);
   1086   1.2     joerg 				return 0;
   1087   1.2     joerg 			}
   1088   1.2     joerg 		}
   1089   1.2     joerg 	}
   1090   1.1  christos 
   1091   1.2     joerg 	return 1;
   1092   1.2     joerg }
   1093   1.1  christos 
   1094   1.1  christos 
   1095   1.2     joerg /*
   1096   1.2     joerg  * Test whether BSS is in an ESS.
   1097   1.2     joerg  * This is done differently in DMG (60 GHz) and non-DMG bands
   1098   1.2     joerg  */
   1099   1.2     joerg static int bss_is_ess(struct wpa_bss *bss)
   1100   1.2     joerg {
   1101   1.2     joerg 	if (bss_is_dmg(bss)) {
   1102   1.2     joerg 		return (bss->caps & IEEE80211_CAP_DMG_MASK) ==
   1103   1.2     joerg 			IEEE80211_CAP_DMG_AP;
   1104   1.1  christos 	}
   1105   1.1  christos 
   1106   1.2     joerg 	return ((bss->caps & (IEEE80211_CAP_ESS | IEEE80211_CAP_IBSS)) ==
   1107   1.2     joerg 		IEEE80211_CAP_ESS);
   1108   1.1  christos }
   1109   1.1  christos 
   1110   1.1  christos 
   1111   1.3  christos static int match_mac_mask(const u8 *addr_a, const u8 *addr_b, const u8 *mask)
   1112   1.3  christos {
   1113   1.3  christos 	size_t i;
   1114   1.3  christos 
   1115   1.3  christos 	for (i = 0; i < ETH_ALEN; i++) {
   1116   1.3  christos 		if ((addr_a[i] & mask[i]) != (addr_b[i] & mask[i]))
   1117   1.3  christos 			return 0;
   1118   1.3  christos 	}
   1119   1.3  christos 	return 1;
   1120   1.3  christos }
   1121   1.3  christos 
   1122   1.3  christos 
   1123   1.3  christos static int addr_in_list(const u8 *addr, const u8 *list, size_t num)
   1124   1.3  christos {
   1125   1.3  christos 	size_t i;
   1126   1.3  christos 
   1127   1.3  christos 	for (i = 0; i < num; i++) {
   1128   1.3  christos 		const u8 *a = list + i * ETH_ALEN * 2;
   1129   1.3  christos 		const u8 *m = a + ETH_ALEN;
   1130   1.3  christos 
   1131   1.3  christos 		if (match_mac_mask(a, addr, m))
   1132   1.3  christos 			return 1;
   1133   1.3  christos 	}
   1134   1.3  christos 	return 0;
   1135   1.3  christos }
   1136   1.3  christos 
   1137   1.3  christos 
   1138   1.7  christos static void owe_trans_ssid(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
   1139   1.7  christos 			   const u8 **ret_ssid, size_t *ret_ssid_len)
   1140   1.7  christos {
   1141   1.7  christos #ifdef CONFIG_OWE
   1142   1.7  christos 	const u8 *owe, *pos, *end, *bssid;
   1143   1.7  christos 	u8 ssid_len;
   1144   1.7  christos 
   1145   1.7  christos 	owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
   1146   1.7  christos 	if (!owe || !wpa_bss_get_ie(bss, WLAN_EID_RSN))
   1147   1.7  christos 		return;
   1148   1.7  christos 
   1149   1.7  christos 	pos = owe + 6;
   1150   1.7  christos 	end = owe + 2 + owe[1];
   1151   1.7  christos 
   1152   1.7  christos 	if (end - pos < ETH_ALEN + 1)
   1153   1.7  christos 		return;
   1154   1.7  christos 	bssid = pos;
   1155   1.7  christos 	pos += ETH_ALEN;
   1156   1.7  christos 	ssid_len = *pos++;
   1157   1.7  christos 	if (end - pos < ssid_len || ssid_len > SSID_MAX_LEN)
   1158   1.7  christos 		return;
   1159   1.7  christos 
   1160   1.7  christos 	/* Match the profile SSID against the OWE transition mode SSID on the
   1161   1.7  christos 	 * open network. */
   1162   1.7  christos 	wpa_dbg(wpa_s, MSG_DEBUG, "OWE: transition mode BSSID: " MACSTR
   1163   1.7  christos 		" SSID: %s", MAC2STR(bssid), wpa_ssid_txt(pos, ssid_len));
   1164   1.7  christos 	*ret_ssid = pos;
   1165   1.7  christos 	*ret_ssid_len = ssid_len;
   1166   1.7  christos 
   1167  1.10  christos 	if (!(bss->flags & WPA_BSS_OWE_TRANSITION)) {
   1168  1.10  christos 		struct wpa_ssid *ssid;
   1169   1.7  christos 
   1170  1.10  christos 		for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
   1171  1.10  christos 			if (wpas_network_disabled(wpa_s, ssid))
   1172  1.10  christos 				continue;
   1173  1.10  christos 			if (ssid->ssid_len == ssid_len &&
   1174  1.10  christos 			    os_memcmp(ssid->ssid, pos, ssid_len) == 0) {
   1175  1.10  christos 				/* OWE BSS in transition mode for a currently
   1176  1.10  christos 				 * enabled OWE network. */
   1177  1.10  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
   1178  1.10  christos 					"OWE: transition mode OWE SSID for active OWE profile");
   1179  1.10  christos 				bss->flags |= WPA_BSS_OWE_TRANSITION;
   1180  1.10  christos 				break;
   1181  1.10  christos 			}
   1182  1.10  christos 		}
   1183   1.7  christos 	}
   1184  1.10  christos #endif /* CONFIG_OWE */
   1185  1.10  christos }
   1186   1.7  christos 
   1187  1.10  christos 
   1188  1.10  christos static bool wpas_valid_ml_bss(struct wpa_supplicant *wpa_s, struct wpa_bss *bss)
   1189  1.10  christos {
   1190  1.10  christos 	u16 removed_links;
   1191  1.10  christos 
   1192  1.10  christos 	if (wpa_bss_parse_basic_ml_element(wpa_s, bss, NULL, NULL, NULL, NULL))
   1193  1.10  christos 		return true;
   1194  1.10  christos 
   1195  1.10  christos 	if (!bss->valid_links)
   1196  1.10  christos 		return true;
   1197  1.10  christos 
   1198  1.10  christos 	/* Check if the current BSS is going to be removed */
   1199  1.10  christos 	removed_links = wpa_bss_parse_reconf_ml_element(wpa_s, bss);
   1200  1.10  christos 	if (BIT(bss->mld_link_id) & removed_links)
   1201  1.10  christos 		return false;
   1202  1.10  christos 
   1203  1.10  christos 	return true;
   1204  1.10  christos }
   1205  1.10  christos 
   1206  1.10  christos 
   1207  1.10  christos int disabled_freq(struct wpa_supplicant *wpa_s, int freq)
   1208  1.10  christos {
   1209  1.10  christos 	int i, j;
   1210  1.10  christos 
   1211  1.10  christos 	if (!wpa_s->hw.modes || !wpa_s->hw.num_modes)
   1212  1.10  christos 		return 0;
   1213  1.10  christos 
   1214  1.10  christos 	for (j = 0; j < wpa_s->hw.num_modes; j++) {
   1215  1.10  christos 		struct hostapd_hw_modes *mode = &wpa_s->hw.modes[j];
   1216  1.10  christos 
   1217  1.10  christos 		for (i = 0; i < mode->num_channels; i++) {
   1218  1.10  christos 			struct hostapd_channel_data *chan = &mode->channels[i];
   1219  1.10  christos 
   1220  1.10  christos 			if (chan->freq == freq)
   1221  1.10  christos 				return !!(chan->flag & HOSTAPD_CHAN_DISABLED);
   1222  1.10  christos 		}
   1223   1.7  christos 	}
   1224   1.7  christos 
   1225  1.10  christos 	return 1;
   1226  1.10  christos }
   1227  1.10  christos 
   1228  1.10  christos 
   1229  1.10  christos static bool wpa_scan_res_ok(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
   1230  1.10  christos 			    const u8 *match_ssid, size_t match_ssid_len,
   1231  1.10  christos 			    struct wpa_bss *bss, int bssid_ignore_count,
   1232  1.10  christos 			    bool debug_print);
   1233  1.10  christos 
   1234  1.10  christos 
   1235  1.10  christos #ifdef CONFIG_SAE_PK
   1236  1.10  christos static bool sae_pk_acceptable_bss_with_pk(struct wpa_supplicant *wpa_s,
   1237  1.10  christos 					  struct wpa_bss *orig_bss,
   1238  1.10  christos 					  struct wpa_ssid *ssid,
   1239  1.10  christos 					  const u8 *match_ssid,
   1240  1.10  christos 					  size_t match_ssid_len)
   1241  1.10  christos {
   1242  1.10  christos 	struct wpa_bss *bss;
   1243  1.10  christos 
   1244  1.10  christos 	dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
   1245  1.10  christos 		int count;
   1246  1.10  christos 		const u8 *ie;
   1247  1.10  christos 
   1248  1.10  christos 		if (bss == orig_bss)
   1249  1.10  christos 			continue;
   1250  1.10  christos 		ie = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
   1251  1.10  christos 		if (!(ieee802_11_rsnx_capab(ie, WLAN_RSNX_CAPAB_SAE_PK)))
   1252  1.10  christos 			continue;
   1253  1.10  christos 
   1254  1.10  christos 		/* TODO: Could be more thorough in checking what kind of
   1255  1.10  christos 		 * signal strength or throughput estimate would be acceptable
   1256  1.10  christos 		 * compared to the originally selected BSS. */
   1257  1.10  christos 		if (bss->est_throughput < 2000)
   1258  1.10  christos 			return false;
   1259   1.7  christos 
   1260  1.10  christos 		count = wpa_bssid_ignore_is_listed(wpa_s, bss->bssid);
   1261  1.10  christos 		if (wpa_scan_res_ok(wpa_s, ssid, match_ssid, match_ssid_len,
   1262  1.10  christos 				    bss, count, 0))
   1263  1.10  christos 			return true;
   1264   1.7  christos 	}
   1265  1.10  christos 
   1266  1.10  christos 	return false;
   1267   1.7  christos }
   1268  1.10  christos #endif /* CONFIG_SAE_PK */
   1269   1.7  christos 
   1270   1.7  christos 
   1271  1.10  christos static bool wpa_scan_res_ok(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
   1272  1.10  christos 			    const u8 *match_ssid, size_t match_ssid_len,
   1273  1.10  christos 			    struct wpa_bss *bss, int bssid_ignore_count,
   1274  1.10  christos 			    bool debug_print)
   1275   1.1  christos {
   1276  1.10  christos 	int res;
   1277  1.10  christos 	bool wpa, check_ssid, osen, rsn_osen = false;
   1278  1.10  christos 	struct wpa_ie_data data;
   1279   1.6  christos #ifdef CONFIG_MBO
   1280   1.6  christos 	const u8 *assoc_disallow;
   1281   1.6  christos #endif /* CONFIG_MBO */
   1282  1.10  christos #ifdef CONFIG_SAE
   1283  1.10  christos 	u8 rsnxe_capa = 0;
   1284  1.10  christos #endif /* CONFIG_SAE */
   1285  1.10  christos 	const u8 *ie;
   1286   1.2     joerg 
   1287   1.2     joerg 	ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
   1288  1.10  christos 	wpa = ie && ie[1];
   1289   1.2     joerg 	ie = wpa_bss_get_ie(bss, WLAN_EID_RSN);
   1290  1.10  christos 	wpa |= ie && ie[1];
   1291   1.7  christos 	if (ie && wpa_parse_wpa_ie_rsn(ie, 2 + ie[1], &data) == 0 &&
   1292   1.7  christos 	    (data.key_mgmt & WPA_KEY_MGMT_OSEN))
   1293  1.10  christos 		rsn_osen = true;
   1294   1.2     joerg 	ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
   1295   1.2     joerg 	osen = ie != NULL;
   1296   1.2     joerg 
   1297  1.10  christos #ifdef CONFIG_SAE
   1298  1.10  christos 	ie = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
   1299  1.10  christos 	if (ie && ie[1] >= 1)
   1300  1.10  christos 		rsnxe_capa = ie[2];
   1301  1.10  christos #endif /* CONFIG_SAE */
   1302  1.10  christos 
   1303  1.10  christos 	check_ssid = wpa || ssid->ssid_len > 0;
   1304  1.10  christos 
   1305  1.10  christos 	if (wpas_network_disabled(wpa_s, ssid)) {
   1306  1.10  christos 		if (debug_print)
   1307  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - disabled");
   1308  1.10  christos 		return false;
   1309  1.10  christos 	}
   1310  1.10  christos 
   1311  1.10  christos 	res = wpas_temp_disabled(wpa_s, ssid);
   1312  1.10  christos 	if (res > 0) {
   1313  1.10  christos 		if (debug_print)
   1314  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1315  1.10  christos 				"   skip - disabled temporarily for %d second(s)",
   1316  1.10  christos 				res);
   1317  1.10  christos 		return false;
   1318   1.7  christos 	}
   1319   1.2     joerg 
   1320  1.10  christos #ifdef CONFIG_WPS
   1321  1.10  christos 	if ((ssid->key_mgmt & WPA_KEY_MGMT_WPS) && bssid_ignore_count) {
   1322  1.10  christos 		if (debug_print)
   1323  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1324  1.10  christos 				"   skip - BSSID ignored (WPS)");
   1325  1.10  christos 		return false;
   1326   1.2     joerg 	}
   1327   1.2     joerg 
   1328  1.10  christos 	if (wpa && ssid->ssid_len == 0 &&
   1329  1.10  christos 	    wpas_wps_ssid_wildcard_ok(wpa_s, ssid, bss))
   1330  1.10  christos 		check_ssid = false;
   1331  1.10  christos 
   1332  1.10  christos 	if (!wpa && (ssid->key_mgmt & WPA_KEY_MGMT_WPS)) {
   1333  1.10  christos 		/* Only allow wildcard SSID match if an AP advertises active
   1334  1.10  christos 		 * WPS operation that matches our mode. */
   1335  1.10  christos 		check_ssid = ssid->ssid_len > 0 ||
   1336  1.10  christos 			!wpas_wps_ssid_wildcard_ok(wpa_s, ssid, bss);
   1337  1.10  christos 	}
   1338  1.10  christos #endif /* CONFIG_WPS */
   1339   1.7  christos 
   1340  1.10  christos 	if (ssid->bssid_set && ssid->ssid_len == 0 &&
   1341  1.10  christos 	    ether_addr_equal(bss->bssid, ssid->bssid))
   1342  1.10  christos 		check_ssid = false;
   1343  1.10  christos 
   1344  1.10  christos 	if (check_ssid &&
   1345  1.10  christos 	    (match_ssid_len != ssid->ssid_len ||
   1346  1.10  christos 	     os_memcmp(match_ssid, ssid->ssid, match_ssid_len) != 0)) {
   1347   1.7  christos 		if (debug_print)
   1348  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - SSID mismatch");
   1349  1.10  christos 		return false;
   1350   1.2     joerg 	}
   1351   1.2     joerg 
   1352  1.10  christos 	if (ssid->bssid_set &&
   1353  1.10  christos 	    !ether_addr_equal(bss->bssid, ssid->bssid)) {
   1354   1.7  christos 		if (debug_print)
   1355  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - BSSID mismatch");
   1356  1.10  christos 		return false;
   1357   1.2     joerg 	}
   1358   1.2     joerg 
   1359  1.10  christos 	/* check the list of BSSIDs to ignore */
   1360  1.10  christos 	if (ssid->num_bssid_ignore &&
   1361  1.10  christos 	    addr_in_list(bss->bssid, ssid->bssid_ignore,
   1362  1.10  christos 			 ssid->num_bssid_ignore)) {
   1363   1.7  christos 		if (debug_print)
   1364  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1365  1.10  christos 				"   skip - BSSID configured to be ignored");
   1366  1.10  christos 		return false;
   1367   1.2     joerg 	}
   1368   1.2     joerg 
   1369  1.10  christos 	/* if there is a list of accepted BSSIDs, only accept those APs */
   1370  1.10  christos 	if (ssid->num_bssid_accept &&
   1371  1.10  christos 	    !addr_in_list(bss->bssid, ssid->bssid_accept,
   1372  1.10  christos 			  ssid->num_bssid_accept)) {
   1373  1.10  christos 		if (debug_print)
   1374  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1375  1.10  christos 				"   skip - BSSID not in list of accepted values");
   1376  1.10  christos 		return false;
   1377  1.10  christos 	}
   1378   1.2     joerg 
   1379  1.10  christos 	if (!wpa_supplicant_ssid_bss_match(wpa_s, ssid, bss, debug_print))
   1380  1.10  christos 		return false;
   1381   1.2     joerg 
   1382  1.10  christos 	if (!osen && !wpa &&
   1383  1.10  christos 	    !(ssid->key_mgmt & WPA_KEY_MGMT_NONE) &&
   1384  1.10  christos 	    !(ssid->key_mgmt & WPA_KEY_MGMT_WPS) &&
   1385  1.10  christos 	    !(ssid->key_mgmt & WPA_KEY_MGMT_OWE) &&
   1386  1.10  christos 	    !(ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA)) {
   1387  1.10  christos 		if (debug_print)
   1388  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1389  1.10  christos 				"   skip - non-WPA network not allowed");
   1390  1.10  christos 		return false;
   1391  1.10  christos 	}
   1392   1.2     joerg 
   1393  1.10  christos #ifdef CONFIG_WEP
   1394  1.10  christos 	if (wpa && !wpa_key_mgmt_wpa(ssid->key_mgmt) && has_wep_key(ssid)) {
   1395  1.10  christos 		if (debug_print)
   1396  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1397  1.10  christos 				"   skip - ignore WPA/WPA2 AP for WEP network block");
   1398  1.10  christos 		return false;
   1399  1.10  christos 	}
   1400  1.10  christos #endif /* CONFIG_WEP */
   1401   1.1  christos 
   1402  1.10  christos 	if ((ssid->key_mgmt & WPA_KEY_MGMT_OSEN) && !osen && !rsn_osen) {
   1403  1.10  christos 		if (debug_print)
   1404  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1405  1.10  christos 				"   skip - non-OSEN network not allowed");
   1406  1.10  christos 		return false;
   1407  1.10  christos 	}
   1408   1.2     joerg 
   1409  1.10  christos 	if (!wpa_supplicant_match_privacy(bss, ssid)) {
   1410  1.10  christos 		if (debug_print)
   1411  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - privacy mismatch");
   1412  1.10  christos 		return false;
   1413  1.10  christos 	}
   1414   1.2     joerg 
   1415  1.10  christos 	if (ssid->mode != WPAS_MODE_MESH && !bss_is_ess(bss) &&
   1416  1.10  christos 	    !bss_is_pbss(bss)) {
   1417  1.10  christos 		if (debug_print)
   1418  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1419  1.10  christos 				"   skip - not ESS, PBSS, or MBSS");
   1420  1.10  christos 		return false;
   1421  1.10  christos 	}
   1422   1.2     joerg 
   1423  1.10  christos 	if (ssid->pbss != 2 && ssid->pbss != bss_is_pbss(bss)) {
   1424  1.10  christos 		if (debug_print)
   1425  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1426  1.10  christos 				"   skip - PBSS mismatch (ssid %d bss %d)",
   1427  1.10  christos 				ssid->pbss, bss_is_pbss(bss));
   1428  1.10  christos 		return false;
   1429  1.10  christos 	}
   1430   1.2     joerg 
   1431  1.10  christos 	if (!freq_allowed(ssid->freq_list, bss->freq)) {
   1432  1.10  christos 		if (debug_print)
   1433  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1434  1.10  christos 				"   skip - frequency not allowed");
   1435  1.10  christos 		return false;
   1436  1.10  christos 	}
   1437   1.3  christos 
   1438  1.10  christos #ifdef CONFIG_MESH
   1439  1.10  christos 	if (ssid->mode == WPAS_MODE_MESH && ssid->frequency > 0 &&
   1440  1.10  christos 	    ssid->frequency != bss->freq) {
   1441  1.10  christos 		if (debug_print)
   1442  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1443  1.10  christos 				"   skip - frequency not allowed (mesh)");
   1444  1.10  christos 		return false;
   1445  1.10  christos 	}
   1446  1.10  christos #endif /* CONFIG_MESH */
   1447   1.3  christos 
   1448  1.10  christos 	if (!rate_match(wpa_s, ssid, bss, debug_print)) {
   1449  1.10  christos 		if (debug_print)
   1450  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1451  1.10  christos 				"   skip - rate sets do not match");
   1452  1.10  christos 		return false;
   1453  1.10  christos 	}
   1454   1.2     joerg 
   1455  1.10  christos #ifdef CONFIG_SAE
   1456  1.10  christos 	/* When using SAE Password Identifier and when operationg on the 6 GHz
   1457  1.10  christos 	 * band, only H2E is allowed. */
   1458  1.10  christos 	if ((wpa_s->conf->sae_pwe == SAE_PWE_HASH_TO_ELEMENT ||
   1459  1.10  christos 	     is_6ghz_freq(bss->freq) || ssid->sae_password_id) &&
   1460  1.10  christos 	    wpa_s->conf->sae_pwe != SAE_PWE_FORCE_HUNT_AND_PECK &&
   1461  1.10  christos 	    wpa_key_mgmt_sae(ssid->key_mgmt) &&
   1462  1.10  christos 	    !(rsnxe_capa & BIT(WLAN_RSNX_CAPAB_SAE_H2E))) {
   1463  1.10  christos 		if (debug_print)
   1464  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1465  1.10  christos 				"   skip - SAE H2E required, but not supported by the AP");
   1466  1.10  christos 		return false;
   1467  1.10  christos 	}
   1468  1.10  christos #endif /* CONFIG_SAE */
   1469   1.1  christos 
   1470  1.10  christos #ifdef CONFIG_SAE_PK
   1471  1.10  christos 	if (ssid->sae_pk == SAE_PK_MODE_ONLY &&
   1472  1.10  christos 	    !(rsnxe_capa & BIT(WLAN_RSNX_CAPAB_SAE_PK))) {
   1473  1.10  christos 		if (debug_print)
   1474  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1475  1.10  christos 				"   skip - SAE-PK required, but not supported by the AP");
   1476  1.10  christos 		return false;
   1477  1.10  christos 	}
   1478  1.10  christos #endif /* CONFIG_SAE_PK */
   1479   1.1  christos 
   1480  1.10  christos #ifndef CONFIG_IBSS_RSN
   1481  1.10  christos 	if (ssid->mode == WPAS_MODE_IBSS &&
   1482  1.10  christos 	    !(ssid->key_mgmt & (WPA_KEY_MGMT_NONE | WPA_KEY_MGMT_WPA_NONE))) {
   1483  1.10  christos 		if (debug_print)
   1484  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1485  1.10  christos 				"   skip - IBSS RSN not supported in the build");
   1486  1.10  christos 		return false;
   1487  1.10  christos 	}
   1488  1.10  christos #endif /* !CONFIG_IBSS_RSN */
   1489   1.1  christos 
   1490  1.10  christos #ifdef CONFIG_P2P
   1491  1.10  christos 	if (ssid->p2p_group &&
   1492  1.10  christos 	    !wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) &&
   1493  1.10  christos 	    !wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
   1494  1.10  christos 		if (debug_print)
   1495  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - no P2P IE seen");
   1496  1.10  christos 		return false;
   1497  1.10  christos 	}
   1498   1.1  christos 
   1499  1.10  christos 	if (!is_zero_ether_addr(ssid->go_p2p_dev_addr)) {
   1500  1.10  christos 		struct wpabuf *p2p_ie;
   1501  1.10  christos 		u8 dev_addr[ETH_ALEN];
   1502   1.6  christos 
   1503  1.10  christos 		ie = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
   1504  1.10  christos 		if (!ie) {
   1505   1.7  christos 			if (debug_print)
   1506   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
   1507  1.10  christos 					"   skip - no P2P element");
   1508  1.10  christos 			return false;
   1509   1.2     joerg 		}
   1510  1.10  christos 		p2p_ie = wpa_bss_get_vendor_ie_multi(bss, P2P_IE_VENDOR_TYPE);
   1511  1.10  christos 		if (!p2p_ie) {
   1512   1.7  christos 			if (debug_print)
   1513   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
   1514  1.10  christos 					"   skip - could not fetch P2P element");
   1515  1.10  christos 			return false;
   1516   1.2     joerg 		}
   1517   1.1  christos 
   1518  1.10  christos 		if (p2p_parse_dev_addr_in_p2p_ie(p2p_ie, dev_addr) < 0 ||
   1519  1.10  christos 		    !ether_addr_equal(dev_addr, ssid->go_p2p_dev_addr)) {
   1520   1.7  christos 			if (debug_print)
   1521   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
   1522  1.10  christos 					"   skip - no matching GO P2P Device Address in P2P element");
   1523   1.2     joerg 			wpabuf_free(p2p_ie);
   1524  1.10  christos 			return false;
   1525   1.2     joerg 		}
   1526  1.10  christos 		wpabuf_free(p2p_ie);
   1527  1.10  christos 	}
   1528   1.1  christos 
   1529  1.10  christos 	/*
   1530  1.10  christos 	 * TODO: skip the AP if its P2P IE has Group Formation bit set in the
   1531  1.10  christos 	 * P2P Group Capability Bitmap and we are not in Group Formation with
   1532  1.10  christos 	 * that device.
   1533  1.10  christos 	 */
   1534   1.2     joerg #endif /* CONFIG_P2P */
   1535   1.1  christos 
   1536  1.10  christos 	if (os_reltime_before(&bss->last_update, &wpa_s->scan_min_time)) {
   1537  1.10  christos 		struct os_reltime diff;
   1538   1.6  christos 
   1539  1.10  christos 		os_reltime_sub(&wpa_s->scan_min_time, &bss->last_update, &diff);
   1540  1.10  christos 		if (debug_print)
   1541  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1542  1.10  christos 				"   skip - scan result not recent enough (%u.%06u seconds too old)",
   1543   1.6  christos 				(unsigned int) diff.sec,
   1544   1.6  christos 				(unsigned int) diff.usec);
   1545  1.10  christos 		return false;
   1546  1.10  christos 	}
   1547   1.6  christos #ifdef CONFIG_MBO
   1548   1.6  christos #ifdef CONFIG_TESTING_OPTIONS
   1549  1.10  christos 	if (wpa_s->ignore_assoc_disallow)
   1550  1.10  christos 		goto skip_assoc_disallow;
   1551   1.6  christos #endif /* CONFIG_TESTING_OPTIONS */
   1552  1.10  christos 	assoc_disallow = wpas_mbo_check_assoc_disallow(bss);
   1553  1.10  christos 	if (assoc_disallow && assoc_disallow[1] >= 1) {
   1554  1.10  christos 		if (debug_print)
   1555  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1556  1.10  christos 				"   skip - MBO association disallowed (reason %u)",
   1557   1.6  christos 				assoc_disallow[2]);
   1558  1.10  christos 		return false;
   1559  1.10  christos 	}
   1560   1.6  christos 
   1561  1.10  christos 	if (wpa_is_bss_tmp_disallowed(wpa_s, bss)) {
   1562  1.10  christos 		if (debug_print)
   1563  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1564  1.10  christos 				"   skip - AP temporarily disallowed");
   1565  1.10  christos 		return false;
   1566  1.10  christos 	}
   1567   1.6  christos #ifdef CONFIG_TESTING_OPTIONS
   1568  1.10  christos skip_assoc_disallow:
   1569   1.6  christos #endif /* CONFIG_TESTING_OPTIONS */
   1570   1.6  christos #endif /* CONFIG_MBO */
   1571   1.6  christos 
   1572   1.7  christos #ifdef CONFIG_DPP
   1573  1.10  christos 	if ((ssid->key_mgmt & WPA_KEY_MGMT_DPP) &&
   1574  1.10  christos 	    !wpa_sm_pmksa_exists(wpa_s->wpa, bss->bssid, wpa_s->own_addr,
   1575  1.10  christos 				 ssid) &&
   1576  1.10  christos 	    (!ssid->dpp_connector || !ssid->dpp_netaccesskey ||
   1577  1.10  christos 	     !ssid->dpp_csign)) {
   1578  1.10  christos 		if (debug_print)
   1579  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1580  1.10  christos 				"   skip - no PMKSA entry for DPP");
   1581  1.10  christos 		return false;
   1582  1.10  christos 	}
   1583  1.10  christos #endif /* CONFIG_DPP */
   1584  1.10  christos 
   1585  1.10  christos #ifdef CONFIG_SAE_PK
   1586  1.10  christos 	if (ssid->sae_pk == SAE_PK_MODE_AUTOMATIC &&
   1587  1.10  christos 	    wpa_key_mgmt_sae(ssid->key_mgmt) &&
   1588  1.10  christos 	    ((ssid->sae_password &&
   1589  1.10  christos 	      sae_pk_valid_password(ssid->sae_password)) ||
   1590  1.10  christos 	     (!ssid->sae_password && ssid->passphrase &&
   1591  1.10  christos 	      sae_pk_valid_password(ssid->passphrase))) &&
   1592  1.10  christos 	    !(rsnxe_capa & BIT(WLAN_RSNX_CAPAB_SAE_PK)) &&
   1593  1.10  christos 	    sae_pk_acceptable_bss_with_pk(wpa_s, bss, ssid, match_ssid,
   1594  1.10  christos 					  match_ssid_len)) {
   1595  1.10  christos 		if (debug_print)
   1596  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1597  1.10  christos 				"   skip - another acceptable BSS with SAE-PK in the same ESS");
   1598  1.10  christos 		return false;
   1599  1.10  christos 	}
   1600  1.10  christos #endif /* CONFIG_SAE_PK */
   1601  1.10  christos 
   1602  1.10  christos 	if (bss->ssid_len == 0) {
   1603  1.10  christos #ifdef CONFIG_OWE
   1604  1.10  christos 		const u8 *owe_ssid = NULL;
   1605  1.10  christos 		size_t owe_ssid_len = 0;
   1606  1.10  christos 
   1607  1.10  christos 		owe_trans_ssid(wpa_s, bss, &owe_ssid, &owe_ssid_len);
   1608  1.10  christos 		if (owe_ssid && owe_ssid_len &&
   1609  1.10  christos 		    owe_ssid_len == ssid->ssid_len &&
   1610  1.10  christos 		    os_memcmp(owe_ssid, ssid->ssid, owe_ssid_len) == 0) {
   1611   1.7  christos 			if (debug_print)
   1612   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
   1613  1.10  christos 					"   skip - no SSID in BSS entry for a possible OWE transition mode BSS");
   1614  1.10  christos 			int_array_add_unique(&wpa_s->owe_trans_scan_freq,
   1615  1.10  christos 					     bss->freq);
   1616  1.10  christos 			return false;
   1617  1.10  christos 		}
   1618  1.10  christos #endif /* CONFIG_OWE */
   1619  1.10  christos 		if (debug_print)
   1620  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1621  1.10  christos 				"   skip - no SSID known for the BSS");
   1622  1.10  christos 		return false;
   1623  1.10  christos 	}
   1624  1.10  christos 
   1625  1.10  christos 	if (!wpas_valid_ml_bss(wpa_s, bss)) {
   1626  1.10  christos 		if (debug_print)
   1627  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1628  1.10  christos 				"   skip - ML BSS going to be removed");
   1629  1.10  christos 		return false;
   1630  1.10  christos 	}
   1631  1.10  christos 
   1632  1.10  christos 	/* Matching configuration found */
   1633  1.10  christos 	return true;
   1634  1.10  christos }
   1635  1.10  christos 
   1636  1.10  christos 
   1637  1.10  christos struct wpa_ssid * wpa_scan_res_match(struct wpa_supplicant *wpa_s,
   1638  1.10  christos 				     int i, struct wpa_bss *bss,
   1639  1.10  christos 				     struct wpa_ssid *group,
   1640  1.10  christos 				     int only_first_ssid, int debug_print)
   1641  1.10  christos {
   1642  1.10  christos 	u8 wpa_ie_len, rsn_ie_len;
   1643  1.10  christos 	const u8 *ie;
   1644  1.10  christos 	struct wpa_ssid *ssid;
   1645  1.10  christos 	int osen;
   1646  1.10  christos 	const u8 *match_ssid;
   1647  1.10  christos 	size_t match_ssid_len;
   1648  1.10  christos 	int bssid_ignore_count;
   1649  1.10  christos 
   1650  1.10  christos 	ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
   1651  1.10  christos 	wpa_ie_len = ie ? ie[1] : 0;
   1652  1.10  christos 
   1653  1.10  christos 	ie = wpa_bss_get_ie(bss, WLAN_EID_RSN);
   1654  1.10  christos 	rsn_ie_len = ie ? ie[1] : 0;
   1655  1.10  christos 
   1656  1.10  christos 	ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
   1657  1.10  christos 	osen = ie != NULL;
   1658  1.10  christos 
   1659  1.10  christos 	if (debug_print) {
   1660  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "%d: " MACSTR
   1661  1.10  christos 			" ssid='%s' wpa_ie_len=%u rsn_ie_len=%u caps=0x%x level=%d freq=%d %s%s%s",
   1662  1.10  christos 			i, MAC2STR(bss->bssid),
   1663  1.10  christos 			wpa_ssid_txt(bss->ssid, bss->ssid_len),
   1664  1.10  christos 			wpa_ie_len, rsn_ie_len, bss->caps, bss->level,
   1665  1.10  christos 			bss->freq,
   1666  1.10  christos 			wpa_bss_get_vendor_ie(bss, WPS_IE_VENDOR_TYPE) ?
   1667  1.10  christos 			" wps" : "",
   1668  1.10  christos 			(wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
   1669  1.10  christos 			 wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE))
   1670  1.10  christos 			? " p2p" : "",
   1671  1.10  christos 			osen ? " osen=1" : "");
   1672  1.10  christos 	}
   1673  1.10  christos 
   1674  1.10  christos 	bssid_ignore_count = wpa_bssid_ignore_is_listed(wpa_s, bss->bssid);
   1675  1.10  christos 	if (bssid_ignore_count) {
   1676  1.10  christos 		int limit = 1;
   1677  1.10  christos 		if (wpa_supplicant_enabled_networks(wpa_s) == 1) {
   1678  1.10  christos 			/*
   1679  1.10  christos 			 * When only a single network is enabled, we can
   1680  1.10  christos 			 * trigger BSSID ignoring on the first failure. This
   1681  1.10  christos 			 * should not be done with multiple enabled networks to
   1682  1.10  christos 			 * avoid getting forced to move into a worse ESS on
   1683  1.10  christos 			 * single error if there are no other BSSes of the
   1684  1.10  christos 			 * current ESS.
   1685  1.10  christos 			 */
   1686  1.10  christos 			limit = 0;
   1687  1.10  christos 		}
   1688  1.10  christos 		if (bssid_ignore_count > limit) {
   1689  1.10  christos 			if (debug_print) {
   1690  1.10  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
   1691  1.10  christos 					"   skip - BSSID ignored (count=%d limit=%d)",
   1692  1.10  christos 					bssid_ignore_count, limit);
   1693  1.10  christos 			}
   1694  1.10  christos 			return NULL;
   1695  1.10  christos 		}
   1696  1.10  christos 	}
   1697  1.10  christos 
   1698  1.10  christos 	match_ssid = bss->ssid;
   1699  1.10  christos 	match_ssid_len = bss->ssid_len;
   1700  1.10  christos 	owe_trans_ssid(wpa_s, bss, &match_ssid, &match_ssid_len);
   1701  1.10  christos 
   1702  1.10  christos 	if (match_ssid_len == 0) {
   1703  1.10  christos 		if (debug_print)
   1704  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - SSID not known");
   1705  1.10  christos 		return NULL;
   1706  1.10  christos 	}
   1707  1.10  christos 
   1708  1.10  christos 	if (disallowed_bssid(wpa_s, bss->bssid)) {
   1709  1.10  christos 		if (debug_print)
   1710  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - BSSID disallowed");
   1711  1.10  christos 		return NULL;
   1712  1.10  christos 	}
   1713  1.10  christos 
   1714  1.10  christos 	if (disallowed_ssid(wpa_s, match_ssid, match_ssid_len)) {
   1715  1.10  christos 		if (debug_print)
   1716  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - SSID disallowed");
   1717  1.10  christos 		return NULL;
   1718  1.10  christos 	}
   1719  1.10  christos 
   1720  1.10  christos 	if (disabled_freq(wpa_s, bss->freq)) {
   1721  1.10  christos 		if (debug_print)
   1722  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - channel disabled");
   1723  1.10  christos 		return NULL;
   1724  1.10  christos 	}
   1725  1.10  christos 
   1726  1.10  christos 	if (wnm_is_bss_excluded(wpa_s, bss)) {
   1727  1.10  christos 		if (debug_print)
   1728  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "   skip - BSSID excluded");
   1729  1.10  christos 		return NULL;
   1730  1.10  christos 	}
   1731   1.7  christos 
   1732  1.10  christos 	for (ssid = group; ssid; ssid = only_first_ssid ? NULL : ssid->pnext) {
   1733  1.10  christos 		if (wpa_scan_res_ok(wpa_s, ssid, match_ssid, match_ssid_len,
   1734  1.10  christos 				    bss, bssid_ignore_count, debug_print))
   1735  1.10  christos 			return ssid;
   1736   1.1  christos 	}
   1737   1.1  christos 
   1738   1.2     joerg 	/* No matching configuration found */
   1739   1.1  christos 	return NULL;
   1740   1.1  christos }
   1741   1.1  christos 
   1742   1.1  christos 
   1743   1.1  christos static struct wpa_bss *
   1744   1.1  christos wpa_supplicant_select_bss(struct wpa_supplicant *wpa_s,
   1745   1.1  christos 			  struct wpa_ssid *group,
   1746   1.2     joerg 			  struct wpa_ssid **selected_ssid,
   1747   1.2     joerg 			  int only_first_ssid)
   1748   1.1  christos {
   1749   1.2     joerg 	unsigned int i;
   1750   1.2     joerg 
   1751   1.7  christos 	if (wpa_s->current_ssid) {
   1752   1.7  christos 		struct wpa_ssid *ssid;
   1753   1.7  christos 
   1754   1.7  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   1755   1.7  christos 			"Scan results matching the currently selected network");
   1756   1.7  christos 		for (i = 0; i < wpa_s->last_scan_res_used; i++) {
   1757   1.7  christos 			struct wpa_bss *bss = wpa_s->last_scan_res[i];
   1758   1.7  christos 
   1759   1.7  christos 			ssid = wpa_scan_res_match(wpa_s, i, bss, group,
   1760   1.7  christos 						  only_first_ssid, 0);
   1761   1.7  christos 			if (ssid != wpa_s->current_ssid)
   1762   1.7  christos 				continue;
   1763   1.7  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "%u: " MACSTR
   1764   1.7  christos 				" freq=%d level=%d snr=%d est_throughput=%u",
   1765   1.7  christos 				i, MAC2STR(bss->bssid), bss->freq, bss->level,
   1766   1.7  christos 				bss->snr, bss->est_throughput);
   1767   1.7  christos 		}
   1768   1.7  christos 	}
   1769   1.7  christos 
   1770   1.2     joerg 	if (only_first_ssid)
   1771   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Try to find BSS matching pre-selected network id=%d",
   1772   1.2     joerg 			group->id);
   1773   1.2     joerg 	else
   1774   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Selecting BSS from priority group %d",
   1775   1.2     joerg 			group->priority);
   1776   1.1  christos 
   1777   1.2     joerg 	for (i = 0; i < wpa_s->last_scan_res_used; i++) {
   1778   1.2     joerg 		struct wpa_bss *bss = wpa_s->last_scan_res[i];
   1779   1.7  christos 
   1780   1.7  christos 		wpa_s->owe_transition_select = 1;
   1781   1.2     joerg 		*selected_ssid = wpa_scan_res_match(wpa_s, i, bss, group,
   1782   1.7  christos 						    only_first_ssid, 1);
   1783   1.7  christos 		wpa_s->owe_transition_select = 0;
   1784   1.2     joerg 		if (!*selected_ssid)
   1785   1.2     joerg 			continue;
   1786  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "   selected %sBSS " MACSTR
   1787   1.2     joerg 			" ssid='%s'",
   1788  1.10  christos 			bss == wpa_s->current_bss ? "current ": "",
   1789   1.2     joerg 			MAC2STR(bss->bssid),
   1790   1.2     joerg 			wpa_ssid_txt(bss->ssid, bss->ssid_len));
   1791   1.2     joerg 		return bss;
   1792   1.2     joerg 	}
   1793   1.1  christos 
   1794   1.2     joerg 	return NULL;
   1795   1.1  christos }
   1796   1.1  christos 
   1797   1.1  christos 
   1798   1.2     joerg struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
   1799   1.2     joerg 					     struct wpa_ssid **selected_ssid)
   1800   1.1  christos {
   1801   1.1  christos 	struct wpa_bss *selected = NULL;
   1802  1.10  christos 	size_t prio;
   1803   1.2     joerg 	struct wpa_ssid *next_ssid = NULL;
   1804   1.6  christos 	struct wpa_ssid *ssid;
   1805   1.2     joerg 
   1806   1.2     joerg 	if (wpa_s->last_scan_res == NULL ||
   1807   1.2     joerg 	    wpa_s->last_scan_res_used == 0)
   1808   1.2     joerg 		return NULL; /* no scan results from last update */
   1809   1.2     joerg 
   1810   1.2     joerg 	if (wpa_s->next_ssid) {
   1811   1.2     joerg 		/* check that next_ssid is still valid */
   1812   1.2     joerg 		for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
   1813   1.2     joerg 			if (ssid == wpa_s->next_ssid)
   1814   1.2     joerg 				break;
   1815   1.2     joerg 		}
   1816   1.2     joerg 		next_ssid = ssid;
   1817   1.2     joerg 		wpa_s->next_ssid = NULL;
   1818   1.2     joerg 	}
   1819   1.1  christos 
   1820   1.1  christos 	while (selected == NULL) {
   1821   1.1  christos 		for (prio = 0; prio < wpa_s->conf->num_prio; prio++) {
   1822   1.2     joerg 			if (next_ssid && next_ssid->priority ==
   1823   1.2     joerg 			    wpa_s->conf->pssid[prio]->priority) {
   1824   1.2     joerg 				selected = wpa_supplicant_select_bss(
   1825   1.2     joerg 					wpa_s, next_ssid, selected_ssid, 1);
   1826   1.2     joerg 				if (selected)
   1827   1.2     joerg 					break;
   1828   1.2     joerg 			}
   1829   1.1  christos 			selected = wpa_supplicant_select_bss(
   1830   1.2     joerg 				wpa_s, wpa_s->conf->pssid[prio],
   1831   1.2     joerg 				selected_ssid, 0);
   1832   1.1  christos 			if (selected)
   1833   1.1  christos 				break;
   1834   1.1  christos 		}
   1835   1.1  christos 
   1836  1.10  christos 		if (!selected &&
   1837  1.10  christos 		    (wpa_s->bssid_ignore || wnm_active_bss_trans_mgmt(wpa_s)) &&
   1838   1.2     joerg 		    !wpa_s->countermeasures) {
   1839  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   1840  1.10  christos 				"No APs found - clear BSSID ignore list and try again");
   1841  1.10  christos 			wnm_btm_reset(wpa_s);
   1842  1.10  christos 			wpa_bssid_ignore_clear(wpa_s);
   1843  1.10  christos 			wpa_s->bssid_ignore_cleared = true;
   1844   1.1  christos 		} else if (selected == NULL)
   1845   1.1  christos 			break;
   1846   1.1  christos 	}
   1847   1.1  christos 
   1848   1.6  christos 	ssid = *selected_ssid;
   1849   1.6  christos 	if (selected && ssid && ssid->mem_only_psk && !ssid->psk_set &&
   1850   1.6  christos 	    !ssid->passphrase && !ssid->ext_psk) {
   1851   1.6  christos 		const char *field_name, *txt = NULL;
   1852   1.6  christos 
   1853   1.6  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   1854   1.6  christos 			"PSK/passphrase not yet available for the selected network");
   1855   1.6  christos 
   1856   1.6  christos 		wpas_notify_network_request(wpa_s, ssid,
   1857   1.6  christos 					    WPA_CTRL_REQ_PSK_PASSPHRASE, NULL);
   1858   1.6  christos 
   1859   1.6  christos 		field_name = wpa_supplicant_ctrl_req_to_string(
   1860   1.6  christos 			WPA_CTRL_REQ_PSK_PASSPHRASE, NULL, &txt);
   1861   1.6  christos 		if (field_name == NULL)
   1862   1.6  christos 			return NULL;
   1863   1.6  christos 
   1864   1.6  christos 		wpas_send_ctrl_req(wpa_s, ssid, field_name, txt);
   1865   1.6  christos 
   1866   1.6  christos 		selected = NULL;
   1867   1.6  christos 	}
   1868   1.6  christos 
   1869   1.1  christos 	return selected;
   1870   1.1  christos }
   1871   1.1  christos 
   1872   1.1  christos 
   1873   1.1  christos static void wpa_supplicant_req_new_scan(struct wpa_supplicant *wpa_s,
   1874   1.1  christos 					int timeout_sec, int timeout_usec)
   1875   1.1  christos {
   1876   1.2     joerg 	if (!wpa_supplicant_enabled_networks(wpa_s)) {
   1877   1.1  christos 		/*
   1878   1.1  christos 		 * No networks are enabled; short-circuit request so
   1879   1.1  christos 		 * we don't wait timeout seconds before transitioning
   1880   1.1  christos 		 * to INACTIVE state.
   1881   1.1  christos 		 */
   1882   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Short-circuit new scan request "
   1883   1.2     joerg 			"since there are no enabled networks");
   1884   1.1  christos 		wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
   1885   1.1  christos 		return;
   1886   1.1  christos 	}
   1887   1.2     joerg 
   1888   1.2     joerg 	wpa_s->scan_for_connection = 1;
   1889   1.1  christos 	wpa_supplicant_req_scan(wpa_s, timeout_sec, timeout_usec);
   1890   1.1  christos }
   1891   1.1  christos 
   1892   1.1  christos 
   1893  1.10  christos static bool ml_link_probe_scan(struct wpa_supplicant *wpa_s)
   1894  1.10  christos {
   1895  1.10  christos 	if (!wpa_s->ml_connect_probe_ssid || !wpa_s->ml_connect_probe_bss)
   1896  1.10  christos 		return false;
   1897  1.10  christos 
   1898  1.10  christos 	wpa_msg(wpa_s, MSG_DEBUG,
   1899  1.10  christos 		"Request association with " MACSTR " after ML probe",
   1900  1.10  christos 		MAC2STR(wpa_s->ml_connect_probe_bss->bssid));
   1901  1.10  christos 
   1902  1.10  christos 	wpa_supplicant_associate(wpa_s, wpa_s->ml_connect_probe_bss,
   1903  1.10  christos 				 wpa_s->ml_connect_probe_ssid);
   1904  1.10  christos 
   1905  1.10  christos 	wpa_s->ml_connect_probe_ssid = NULL;
   1906  1.10  christos 	wpa_s->ml_connect_probe_bss = NULL;
   1907  1.10  christos 
   1908  1.10  christos 	return true;
   1909  1.10  christos }
   1910  1.10  christos 
   1911  1.10  christos 
   1912  1.10  christos static int wpa_supplicant_connect_ml_missing(struct wpa_supplicant *wpa_s,
   1913  1.10  christos 					     struct wpa_bss *selected,
   1914  1.10  christos 					     struct wpa_ssid *ssid)
   1915  1.10  christos {
   1916  1.10  christos 	int *freqs;
   1917  1.10  christos 	u16 missing_links = 0, removed_links;
   1918  1.10  christos 	u8 ap_mld_id;
   1919  1.10  christos 
   1920  1.10  christos 	if (!((wpa_s->drv_flags2 & WPA_DRIVER_FLAGS2_MLO) &&
   1921  1.10  christos 	      (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)))
   1922  1.10  christos 		return 0;
   1923  1.10  christos 
   1924  1.10  christos 	if (wpa_bss_parse_basic_ml_element(wpa_s, selected, NULL,
   1925  1.10  christos 					   &missing_links, ssid,
   1926  1.10  christos 					   &ap_mld_id) ||
   1927  1.10  christos 	    !missing_links)
   1928  1.10  christos 		return 0;
   1929  1.10  christos 
   1930  1.10  christos 	removed_links = wpa_bss_parse_reconf_ml_element(wpa_s, selected);
   1931  1.10  christos 	missing_links &= ~removed_links;
   1932  1.10  christos 
   1933  1.10  christos 	if (!missing_links)
   1934  1.10  christos 		return 0;
   1935  1.10  christos 
   1936  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG,
   1937  1.10  christos 		"MLD: Doing an ML probe for missing links 0x%04x",
   1938  1.10  christos 		missing_links);
   1939  1.10  christos 
   1940  1.10  christos 	freqs = os_malloc(sizeof(int) * 2);
   1941  1.10  christos 	if (!freqs)
   1942  1.10  christos 		return 0;
   1943  1.10  christos 
   1944  1.10  christos 	wpa_s->ml_connect_probe_ssid = ssid;
   1945  1.10  christos 	wpa_s->ml_connect_probe_bss = selected;
   1946  1.10  christos 
   1947  1.10  christos 	freqs[0] = selected->freq;
   1948  1.10  christos 	freqs[1] = 0;
   1949  1.10  christos 
   1950  1.10  christos 	wpa_s->manual_scan_passive = 0;
   1951  1.10  christos 	wpa_s->manual_scan_use_id = 0;
   1952  1.10  christos 	wpa_s->manual_scan_only_new = 0;
   1953  1.10  christos 	wpa_s->scan_id_count = 0;
   1954  1.10  christos 	os_free(wpa_s->manual_scan_freqs);
   1955  1.10  christos 	wpa_s->manual_scan_freqs = freqs;
   1956  1.10  christos 
   1957  1.10  christos 	os_memcpy(wpa_s->ml_probe_bssid, selected->bssid, ETH_ALEN);
   1958  1.10  christos 
   1959  1.10  christos 	/*
   1960  1.10  christos 	 * In case the ML probe request is intended to retrieve information from
   1961  1.10  christos 	 * the transmitted BSS, the AP MLD ID should be included and should be
   1962  1.10  christos 	 * set to zero.
   1963  1.10  christos 	 * In case the ML probe requested is intended to retrieve information
   1964  1.10  christos 	 * from a non-transmitted BSS, the AP MLD ID should not be included.
   1965  1.10  christos 	 */
   1966  1.10  christos 	if (ap_mld_id)
   1967  1.10  christos 		wpa_s->ml_probe_mld_id = -1;
   1968  1.10  christos 	else
   1969  1.10  christos 		wpa_s->ml_probe_mld_id = 0;
   1970  1.10  christos 
   1971  1.10  christos 	if (ssid && ssid->ssid_len) {
   1972  1.10  christos 		os_free(wpa_s->ssids_from_scan_req);
   1973  1.10  christos 		wpa_s->num_ssids_from_scan_req = 0;
   1974  1.10  christos 
   1975  1.10  christos 		wpa_s->ssids_from_scan_req =
   1976  1.10  christos 			os_zalloc(sizeof(struct wpa_ssid_value));
   1977  1.10  christos 		if (wpa_s->ssids_from_scan_req) {
   1978  1.10  christos 			wpa_printf(MSG_DEBUG,
   1979  1.10  christos 				   "MLD: ML probe: With direct SSID");
   1980  1.10  christos 
   1981  1.10  christos 			wpa_s->num_ssids_from_scan_req = 1;
   1982  1.10  christos 			wpa_s->ssids_from_scan_req[0].ssid_len = ssid->ssid_len;
   1983  1.10  christos 			os_memcpy(wpa_s->ssids_from_scan_req[0].ssid,
   1984  1.10  christos 				  ssid->ssid, ssid->ssid_len);
   1985  1.10  christos 		}
   1986  1.10  christos 	}
   1987  1.10  christos 
   1988  1.10  christos 	wpa_s->ml_probe_links = missing_links;
   1989  1.10  christos 
   1990  1.10  christos 	wpa_s->normal_scans = 0;
   1991  1.10  christos 	wpa_s->scan_req = MANUAL_SCAN_REQ;
   1992  1.10  christos 	wpa_s->after_wps = 0;
   1993  1.10  christos 	wpa_s->known_wps_freq = 0;
   1994  1.10  christos 	wpa_supplicant_req_scan(wpa_s, 0, 0);
   1995  1.10  christos 
   1996  1.10  christos 	return 1;
   1997  1.10  christos }
   1998  1.10  christos 
   1999  1.10  christos 
   2000   1.2     joerg int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
   2001   1.2     joerg 			   struct wpa_bss *selected,
   2002   1.2     joerg 			   struct wpa_ssid *ssid)
   2003   1.1  christos {
   2004  1.10  christos #ifdef IEEE8021X_EAPOL
   2005  1.10  christos 	if ((eap_is_wps_pbc_enrollee(&ssid->eap) &&
   2006  1.10  christos 	     wpas_wps_partner_link_overlap_detect(wpa_s)) ||
   2007  1.10  christos 	    wpas_wps_scan_pbc_overlap(wpa_s, selected, ssid)) {
   2008   1.1  christos 		wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_OVERLAP
   2009   1.1  christos 			"PBC session overlap");
   2010   1.6  christos 		wpas_notify_wps_event_pbc_overlap(wpa_s);
   2011  1.10  christos 		wpa_s->wps_overlap = true;
   2012   1.2     joerg #ifdef CONFIG_P2P
   2013   1.2     joerg 		if (wpa_s->p2p_group_interface == P2P_GROUP_INTERFACE_CLIENT ||
   2014   1.2     joerg 		    wpa_s->p2p_in_provisioning) {
   2015   1.2     joerg 			eloop_register_timeout(0, 0, wpas_p2p_pbc_overlap_cb,
   2016   1.2     joerg 					       wpa_s, NULL);
   2017   1.2     joerg 			return -1;
   2018   1.2     joerg 		}
   2019   1.2     joerg #endif /* CONFIG_P2P */
   2020   1.2     joerg 
   2021   1.2     joerg #ifdef CONFIG_WPS
   2022   1.6  christos 		wpas_wps_pbc_overlap(wpa_s);
   2023   1.2     joerg 		wpas_wps_cancel(wpa_s);
   2024   1.2     joerg #endif /* CONFIG_WPS */
   2025   1.2     joerg 		return -1;
   2026   1.1  christos 	}
   2027  1.10  christos #endif /* IEEE8021X_EAPOL */
   2028   1.1  christos 
   2029   1.2     joerg 	wpa_msg(wpa_s, MSG_DEBUG,
   2030   1.2     joerg 		"Considering connect request: reassociate: %d  selected: "
   2031   1.2     joerg 		MACSTR "  bssid: " MACSTR "  pending: " MACSTR
   2032   1.2     joerg 		"  wpa_state: %s  ssid=%p  current_ssid=%p",
   2033   1.2     joerg 		wpa_s->reassociate, MAC2STR(selected->bssid),
   2034   1.2     joerg 		MAC2STR(wpa_s->bssid), MAC2STR(wpa_s->pending_bssid),
   2035   1.2     joerg 		wpa_supplicant_state_txt(wpa_s->wpa_state),
   2036   1.2     joerg 		ssid, wpa_s->current_ssid);
   2037   1.2     joerg 
   2038   1.1  christos 	/*
   2039   1.1  christos 	 * Do not trigger new association unless the BSSID has changed or if
   2040   1.1  christos 	 * reassociation is requested. If we are in process of associating with
   2041   1.1  christos 	 * the selected BSSID, do not trigger new attempt.
   2042   1.1  christos 	 */
   2043   1.1  christos 	if (wpa_s->reassociate ||
   2044  1.10  christos 	    (!ether_addr_equal(selected->bssid, wpa_s->bssid) &&
   2045   1.2     joerg 	     ((wpa_s->wpa_state != WPA_ASSOCIATING &&
   2046   1.2     joerg 	       wpa_s->wpa_state != WPA_AUTHENTICATING) ||
   2047   1.2     joerg 	      (!is_zero_ether_addr(wpa_s->pending_bssid) &&
   2048  1.10  christos 	       !ether_addr_equal(selected->bssid, wpa_s->pending_bssid)) ||
   2049   1.2     joerg 	      (is_zero_ether_addr(wpa_s->pending_bssid) &&
   2050   1.2     joerg 	       ssid != wpa_s->current_ssid)))) {
   2051   1.1  christos 		if (wpa_supplicant_scard_init(wpa_s, ssid)) {
   2052   1.1  christos 			wpa_supplicant_req_new_scan(wpa_s, 10, 0);
   2053   1.2     joerg 			return 0;
   2054   1.1  christos 		}
   2055  1.10  christos 
   2056  1.10  christos 		if (wpa_supplicant_connect_ml_missing(wpa_s, selected, ssid))
   2057  1.10  christos 			return 0;
   2058  1.10  christos 
   2059   1.2     joerg 		wpa_msg(wpa_s, MSG_DEBUG, "Request association with " MACSTR,
   2060   1.2     joerg 			MAC2STR(selected->bssid));
   2061   1.1  christos 		wpa_supplicant_associate(wpa_s, selected, ssid);
   2062   1.1  christos 	} else {
   2063   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Already associated or trying to "
   2064   1.2     joerg 			"connect with the selected AP");
   2065   1.1  christos 	}
   2066   1.2     joerg 
   2067   1.2     joerg 	return 0;
   2068   1.1  christos }
   2069   1.1  christos 
   2070   1.1  christos 
   2071   1.1  christos static struct wpa_ssid *
   2072   1.1  christos wpa_supplicant_pick_new_network(struct wpa_supplicant *wpa_s)
   2073   1.1  christos {
   2074  1.10  christos 	size_t prio;
   2075   1.1  christos 	struct wpa_ssid *ssid;
   2076   1.1  christos 
   2077   1.1  christos 	for (prio = 0; prio < wpa_s->conf->num_prio; prio++) {
   2078   1.1  christos 		for (ssid = wpa_s->conf->pssid[prio]; ssid; ssid = ssid->pnext)
   2079   1.1  christos 		{
   2080   1.2     joerg 			if (wpas_network_disabled(wpa_s, ssid))
   2081   1.1  christos 				continue;
   2082   1.7  christos #ifndef CONFIG_IBSS_RSN
   2083   1.7  christos 			if (ssid->mode == WPAS_MODE_IBSS &&
   2084   1.7  christos 			    !(ssid->key_mgmt & (WPA_KEY_MGMT_NONE |
   2085   1.7  christos 						WPA_KEY_MGMT_WPA_NONE))) {
   2086   1.7  christos 				wpa_msg(wpa_s, MSG_INFO,
   2087   1.7  christos 					"IBSS RSN not supported in the build - cannot use the profile for SSID '%s'",
   2088   1.7  christos 					wpa_ssid_txt(ssid->ssid,
   2089   1.7  christos 						     ssid->ssid_len));
   2090   1.7  christos 				continue;
   2091   1.7  christos 			}
   2092   1.7  christos #endif /* !CONFIG_IBSS_RSN */
   2093   1.9  christos 			if (ssid->mode == WPAS_MODE_IBSS ||
   2094   1.9  christos 			    ssid->mode == WPAS_MODE_AP ||
   2095   1.9  christos 			    ssid->mode == WPAS_MODE_MESH)
   2096   1.1  christos 				return ssid;
   2097   1.1  christos 		}
   2098   1.1  christos 	}
   2099   1.1  christos 	return NULL;
   2100   1.1  christos }
   2101   1.1  christos 
   2102   1.1  christos 
   2103   1.1  christos /* TODO: move the rsn_preauth_scan_result*() to be called from notify.c based
   2104   1.1  christos  * on BSS added and BSS changed events */
   2105   1.1  christos static void wpa_supplicant_rsn_preauth_scan_results(
   2106   1.2     joerg 	struct wpa_supplicant *wpa_s)
   2107   1.1  christos {
   2108   1.2     joerg 	struct wpa_bss *bss;
   2109   1.1  christos 
   2110   1.1  christos 	if (rsn_preauth_scan_results(wpa_s->wpa) < 0)
   2111   1.1  christos 		return;
   2112   1.1  christos 
   2113   1.2     joerg 	dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
   2114   1.1  christos 		const u8 *ssid, *rsn;
   2115   1.1  christos 
   2116   1.2     joerg 		ssid = wpa_bss_get_ie(bss, WLAN_EID_SSID);
   2117   1.1  christos 		if (ssid == NULL)
   2118   1.1  christos 			continue;
   2119   1.1  christos 
   2120   1.2     joerg 		rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
   2121   1.1  christos 		if (rsn == NULL)
   2122   1.1  christos 			continue;
   2123   1.1  christos 
   2124   1.2     joerg 		rsn_preauth_scan_result(wpa_s->wpa, bss->bssid, ssid, rsn);
   2125   1.1  christos 	}
   2126   1.1  christos 
   2127   1.1  christos }
   2128   1.1  christos 
   2129   1.1  christos 
   2130  1.10  christos #ifndef CONFIG_NO_ROAMING
   2131  1.10  christos 
   2132  1.10  christos static int wpas_get_snr_signal_info(u32 frequency, int avg_signal, int noise)
   2133   1.1  christos {
   2134  1.10  christos 	if (noise == WPA_INVALID_NOISE) {
   2135  1.10  christos 		if (IS_5GHZ(frequency)) {
   2136  1.10  christos 			noise = DEFAULT_NOISE_FLOOR_5GHZ;
   2137  1.10  christos 		} else if (is_6ghz_freq(frequency)) {
   2138  1.10  christos 			noise = DEFAULT_NOISE_FLOOR_6GHZ;
   2139  1.10  christos 		} else {
   2140  1.10  christos 			noise = DEFAULT_NOISE_FLOOR_2GHZ;
   2141  1.10  christos 		}
   2142  1.10  christos 	}
   2143  1.10  christos 	return avg_signal - noise;
   2144  1.10  christos }
   2145  1.10  christos 
   2146   1.1  christos 
   2147  1.10  christos static unsigned int
   2148  1.10  christos wpas_get_est_throughput_from_bss_snr(const struct wpa_supplicant *wpa_s,
   2149  1.10  christos 				     const struct wpa_bss *bss, int snr)
   2150  1.10  christos {
   2151  1.10  christos 	int rate = wpa_bss_get_max_rate(bss);
   2152  1.10  christos 	const u8 *ies = wpa_bss_ie_ptr(bss);
   2153  1.10  christos 	size_t ie_len = bss->ie_len ? bss->ie_len : bss->beacon_ie_len;
   2154  1.10  christos 	enum chan_width max_cw = CHAN_WIDTH_UNKNOWN;
   2155   1.1  christos 
   2156  1.10  christos 	return wpas_get_est_tpt(wpa_s, ies, ie_len, rate, snr, bss->freq,
   2157  1.10  christos 				&max_cw);
   2158  1.10  christos }
   2159   1.1  christos 
   2160   1.1  christos 
   2161  1.10  christos static int wpas_evaluate_band_score(int frequency)
   2162  1.10  christos {
   2163  1.10  christos 	if (is_6ghz_freq(frequency))
   2164  1.10  christos 		return 2;
   2165  1.10  christos 	if (IS_5GHZ(frequency))
   2166  1.10  christos 		return 1;
   2167  1.10  christos 	return 0;
   2168  1.10  christos }
   2169   1.1  christos 
   2170   1.2     joerg 
   2171  1.10  christos int wpa_supplicant_need_to_roam_within_ess(struct wpa_supplicant *wpa_s,
   2172  1.10  christos 					   struct wpa_bss *current_bss,
   2173  1.10  christos 					   struct wpa_bss *selected)
   2174  1.10  christos {
   2175  1.10  christos 	int min_diff, diff;
   2176  1.10  christos 	int cur_band_score, sel_band_score;
   2177  1.10  christos 	int to_5ghz, to_6ghz;
   2178  1.10  christos 	int cur_level, sel_level;
   2179  1.10  christos 	unsigned int cur_est, sel_est;
   2180  1.10  christos 	struct wpa_signal_info si;
   2181  1.10  christos 	int cur_snr = 0;
   2182  1.10  christos 	int ret = 0;
   2183  1.10  christos 	const u8 *cur_ies = wpa_bss_ie_ptr(current_bss);
   2184  1.10  christos 	const u8 *sel_ies = wpa_bss_ie_ptr(selected);
   2185  1.10  christos 	size_t cur_ie_len = current_bss->ie_len ? current_bss->ie_len :
   2186  1.10  christos 		current_bss->beacon_ie_len;
   2187  1.10  christos 	size_t sel_ie_len = selected->ie_len ? selected->ie_len :
   2188  1.10  christos 		selected->beacon_ie_len;
   2189   1.2     joerg 
   2190   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Considering within-ESS reassociation");
   2191   1.3  christos 	wpa_dbg(wpa_s, MSG_DEBUG, "Current BSS: " MACSTR
   2192   1.7  christos 		" freq=%d level=%d snr=%d est_throughput=%u",
   2193   1.7  christos 		MAC2STR(current_bss->bssid),
   2194   1.7  christos 		current_bss->freq, current_bss->level,
   2195   1.3  christos 		current_bss->snr, current_bss->est_throughput);
   2196   1.3  christos 	wpa_dbg(wpa_s, MSG_DEBUG, "Selected BSS: " MACSTR
   2197   1.7  christos 		" freq=%d level=%d snr=%d est_throughput=%u",
   2198   1.7  christos 		MAC2STR(selected->bssid), selected->freq, selected->level,
   2199   1.3  christos 		selected->snr, selected->est_throughput);
   2200   1.1  christos 
   2201  1.10  christos 	if (wpas_ap_link_address(wpa_s, selected->bssid)) {
   2202  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "MLD: associated to selected BSS");
   2203  1.10  christos 		return 0;
   2204  1.10  christos 	}
   2205  1.10  christos 
   2206   1.1  christos 	if (wpa_s->current_ssid->bssid_set &&
   2207  1.10  christos 	    ether_addr_equal(selected->bssid, wpa_s->current_ssid->bssid)) {
   2208   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Allow reassociation - selected BSS "
   2209   1.2     joerg 			"has preferred BSSID");
   2210   1.1  christos 		return 1;
   2211   1.1  christos 	}
   2212   1.1  christos 
   2213  1.10  christos 	/*
   2214  1.10  christos 	 * Try to poll the signal from the driver since this will allow to get
   2215  1.10  christos 	 * more accurate values. In some cases, there can be big differences
   2216  1.10  christos 	 * between the RSSI of the Probe Response frames of the AP we are
   2217  1.10  christos 	 * associated with and the Beacon frames we hear from the same AP after
   2218  1.10  christos 	 * association. This can happen, e.g., when there are two antennas that
   2219  1.10  christos 	 * hear the AP very differently. If the driver chooses to hear the
   2220  1.10  christos 	 * Probe Response frames during the scan on the "bad" antenna because
   2221  1.10  christos 	 * it wants to save power, but knows to choose the other antenna after
   2222  1.10  christos 	 * association, we will hear our AP with a low RSSI as part of the
   2223  1.10  christos 	 * scan even when we can hear it decently on the other antenna. To cope
   2224  1.10  christos 	 * with this, ask the driver to teach us how it hears the AP. Also, the
   2225  1.10  christos 	 * scan results may be a bit old, since we can very quickly get fresh
   2226  1.10  christos 	 * information about our currently associated AP.
   2227  1.10  christos 	 */
   2228  1.10  christos 	if (wpa_drv_signal_poll(wpa_s, &si) == 0 &&
   2229  1.10  christos 	    (si.data.avg_beacon_signal || si.data.avg_signal)) {
   2230  1.10  christos 		/*
   2231  1.10  christos 		 * Normalize avg_signal to the RSSI over 20 MHz, as the
   2232  1.10  christos 		 * throughput is estimated based on the RSSI over 20 MHz
   2233  1.10  christos 		 */
   2234  1.10  christos 		cur_level = si.data.avg_beacon_signal ?
   2235  1.10  christos 			si.data.avg_beacon_signal :
   2236  1.10  christos 			(si.data.avg_signal -
   2237  1.10  christos 			 wpas_channel_width_rssi_bump(cur_ies, cur_ie_len,
   2238  1.10  christos 						      si.chanwidth));
   2239  1.10  christos 		cur_snr = wpas_get_snr_signal_info(si.frequency, cur_level,
   2240  1.10  christos 						   si.current_noise);
   2241  1.10  christos 
   2242  1.10  christos 		cur_est = wpas_get_est_throughput_from_bss_snr(wpa_s,
   2243  1.10  christos 							       current_bss,
   2244  1.10  christos 							       cur_snr);
   2245  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   2246  1.10  christos 			"Using signal poll values for the current BSS: level=%d snr=%d est_throughput=%u",
   2247  1.10  christos 			cur_level, cur_snr, cur_est);
   2248  1.10  christos 	} else {
   2249  1.10  christos 		/* Level and SNR are measured over 20 MHz channel */
   2250  1.10  christos 		cur_level = current_bss->level;
   2251  1.10  christos 		cur_snr = current_bss->snr;
   2252  1.10  christos 		cur_est = current_bss->est_throughput;
   2253  1.10  christos 	}
   2254  1.10  christos 
   2255  1.10  christos 	/* Adjust the SNR of BSSes based on the channel width. */
   2256  1.10  christos 	cur_level += wpas_channel_width_rssi_bump(cur_ies, cur_ie_len,
   2257  1.10  christos 						  current_bss->max_cw);
   2258  1.10  christos 	cur_snr = wpas_adjust_snr_by_chanwidth(cur_ies, cur_ie_len,
   2259  1.10  christos 					       current_bss->max_cw, cur_snr);
   2260  1.10  christos 
   2261  1.10  christos 	sel_est = selected->est_throughput;
   2262  1.10  christos 	sel_level = selected->level +
   2263  1.10  christos 		wpas_channel_width_rssi_bump(sel_ies, sel_ie_len,
   2264  1.10  christos 					     selected->max_cw);
   2265  1.10  christos 
   2266  1.10  christos 	if (sel_est > cur_est + 5000) {
   2267   1.3  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   2268   1.3  christos 			"Allow reassociation - selected BSS has better estimated throughput");
   2269   1.3  christos 		return 1;
   2270   1.3  christos 	}
   2271   1.3  christos 
   2272   1.6  christos 	to_5ghz = selected->freq > 4000 && current_bss->freq < 4000;
   2273  1.10  christos 	to_6ghz = is_6ghz_freq(selected->freq) &&
   2274  1.10  christos 		!is_6ghz_freq(current_bss->freq);
   2275   1.6  christos 
   2276  1.10  christos 	if (cur_level < 0 &&
   2277  1.10  christos 	    cur_level > sel_level + to_5ghz * 2 + to_6ghz * 2 &&
   2278  1.10  christos 	    sel_est < cur_est * 1.2) {
   2279   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Skip roam - Current BSS has better "
   2280   1.2     joerg 			"signal level");
   2281   1.2     joerg 		return 0;
   2282   1.2     joerg 	}
   2283   1.2     joerg 
   2284  1.10  christos 	if (cur_est > sel_est + 5000) {
   2285   1.7  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   2286   1.7  christos 			"Skip roam - Current BSS has better estimated throughput");
   2287   1.7  christos 		return 0;
   2288   1.7  christos 	}
   2289   1.7  christos 
   2290  1.10  christos 	if (cur_snr > GREAT_SNR) {
   2291  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   2292  1.10  christos 			"Skip roam - Current BSS has good SNR (%u > %u)",
   2293  1.10  christos 			cur_snr, GREAT_SNR);
   2294  1.10  christos 		return 0;
   2295  1.10  christos 	}
   2296   1.7  christos 
   2297  1.10  christos 	if (cur_level < -85) /* ..-86 dBm */
   2298  1.10  christos 		min_diff = 1;
   2299  1.10  christos 	else if (cur_level < -80) /* -85..-81 dBm */
   2300  1.10  christos 		min_diff = 2;
   2301  1.10  christos 	else if (cur_level < -75) /* -80..-76 dBm */
   2302  1.10  christos 		min_diff = 3;
   2303  1.10  christos 	else if (cur_level < -70) /* -75..-71 dBm */
   2304  1.10  christos 		min_diff = 4;
   2305  1.10  christos 	else if (cur_level < 0) /* -70..-1 dBm */
   2306  1.10  christos 		min_diff = 5;
   2307  1.10  christos 	else /* unspecified units (not in dBm) */
   2308  1.10  christos 		min_diff = 2;
   2309  1.10  christos 
   2310  1.10  christos 	if (cur_est > sel_est * 1.5)
   2311  1.10  christos 		min_diff += 10;
   2312  1.10  christos 	else if (cur_est > sel_est * 1.2)
   2313  1.10  christos 		min_diff += 5;
   2314  1.10  christos 	else if (cur_est > sel_est * 1.1)
   2315  1.10  christos 		min_diff += 2;
   2316  1.10  christos 	else if (cur_est > sel_est)
   2317  1.10  christos 		min_diff++;
   2318  1.10  christos 	else if (sel_est > cur_est * 1.5)
   2319  1.10  christos 		min_diff -= 10;
   2320  1.10  christos 	else if (sel_est > cur_est * 1.2)
   2321  1.10  christos 		min_diff -= 5;
   2322  1.10  christos 	else if (sel_est > cur_est * 1.1)
   2323  1.10  christos 		min_diff -= 2;
   2324  1.10  christos 	else if (sel_est > cur_est)
   2325  1.10  christos 		min_diff--;
   2326  1.10  christos 
   2327  1.10  christos 	cur_band_score = wpas_evaluate_band_score(current_bss->freq);
   2328  1.10  christos 	sel_band_score = wpas_evaluate_band_score(selected->freq);
   2329  1.10  christos 	min_diff += (cur_band_score - sel_band_score) * 2;
   2330  1.10  christos 	if (wpa_s->signal_threshold && cur_level <= wpa_s->signal_threshold &&
   2331  1.10  christos 	    sel_level > wpa_s->signal_threshold)
   2332  1.10  christos 		min_diff -= 2;
   2333  1.10  christos 	diff = sel_level - cur_level;
   2334   1.7  christos 	if (diff < min_diff) {
   2335   1.7  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   2336   1.7  christos 			"Skip roam - too small difference in signal level (%d < %d)",
   2337   1.7  christos 			diff, min_diff);
   2338  1.10  christos 		ret = 0;
   2339  1.10  christos 	} else {
   2340  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   2341  1.10  christos 			"Allow reassociation due to difference in signal level (%d >= %d)",
   2342  1.10  christos 			diff, min_diff);
   2343  1.10  christos 		ret = 1;
   2344  1.10  christos 	}
   2345  1.10  christos 	wpa_msg_ctrl(wpa_s, MSG_INFO, "%scur_bssid=" MACSTR
   2346  1.10  christos 		     " cur_freq=%d cur_level=%d cur_est=%d sel_bssid=" MACSTR
   2347  1.10  christos 		     " sel_freq=%d sel_level=%d sel_est=%d",
   2348  1.10  christos 		     ret ? WPA_EVENT_DO_ROAM : WPA_EVENT_SKIP_ROAM,
   2349  1.10  christos 		     MAC2STR(current_bss->bssid),
   2350  1.10  christos 		     current_bss->freq, cur_level, cur_est,
   2351  1.10  christos 		     MAC2STR(selected->bssid),
   2352  1.10  christos 		     selected->freq, sel_level, sel_est);
   2353  1.10  christos 	return ret;
   2354  1.10  christos }
   2355  1.10  christos 
   2356  1.10  christos #endif /* CONFIG_NO_ROAMING */
   2357  1.10  christos 
   2358  1.10  christos 
   2359  1.10  christos static int wpa_supplicant_need_to_roam(struct wpa_supplicant *wpa_s,
   2360  1.10  christos 				       struct wpa_bss *selected,
   2361  1.10  christos 				       struct wpa_ssid *ssid)
   2362  1.10  christos {
   2363  1.10  christos 	struct wpa_bss *current_bss = NULL;
   2364  1.10  christos 	const u8 *bssid;
   2365  1.10  christos 
   2366  1.10  christos 	if (wpa_s->reassociate)
   2367  1.10  christos 		return 1; /* explicit request to reassociate */
   2368  1.10  christos 	if (wpa_s->wpa_state < WPA_ASSOCIATED)
   2369  1.10  christos 		return 1; /* we are not associated; continue */
   2370  1.10  christos 	if (wpa_s->current_ssid == NULL)
   2371  1.10  christos 		return 1; /* unknown current SSID */
   2372  1.10  christos 	if (wpa_s->current_ssid != ssid)
   2373  1.10  christos 		return 1; /* different network block */
   2374  1.10  christos 
   2375  1.10  christos 	if (wpas_driver_bss_selection(wpa_s))
   2376  1.10  christos 		return 0; /* Driver-based roaming */
   2377  1.10  christos 
   2378  1.10  christos 	if (wpa_s->valid_links)
   2379  1.10  christos 		bssid = wpa_s->links[wpa_s->mlo_assoc_link_id].bssid;
   2380  1.10  christos 	else
   2381  1.10  christos 		bssid = wpa_s->bssid;
   2382  1.10  christos 
   2383  1.10  christos 	if (wpa_s->current_ssid->ssid)
   2384  1.10  christos 		current_bss = wpa_bss_get(wpa_s, bssid,
   2385  1.10  christos 					  wpa_s->current_ssid->ssid,
   2386  1.10  christos 					  wpa_s->current_ssid->ssid_len);
   2387  1.10  christos 	if (!current_bss)
   2388  1.10  christos 		current_bss = wpa_bss_get_bssid(wpa_s, bssid);
   2389  1.10  christos 
   2390  1.10  christos 	if (!current_bss)
   2391  1.10  christos 		return 1; /* current BSS not seen in scan results */
   2392  1.10  christos 
   2393  1.10  christos 	if (current_bss == selected)
   2394   1.1  christos 		return 0;
   2395   1.1  christos 
   2396  1.10  christos 	if (selected->last_update_idx > current_bss->last_update_idx)
   2397  1.10  christos 		return 1; /* current BSS not seen in the last scan */
   2398  1.10  christos 
   2399  1.10  christos #ifndef CONFIG_NO_ROAMING
   2400  1.10  christos 	return wpa_supplicant_need_to_roam_within_ess(wpa_s, current_bss,
   2401  1.10  christos 						      selected);
   2402   1.2     joerg #else /* CONFIG_NO_ROAMING */
   2403   1.2     joerg 	return 0;
   2404   1.2     joerg #endif /* CONFIG_NO_ROAMING */
   2405   1.1  christos }
   2406   1.1  christos 
   2407   1.1  christos 
   2408   1.7  christos /*
   2409   1.7  christos  * Return a negative value if no scan results could be fetched or if scan
   2410   1.7  christos  * results should not be shared with other virtual interfaces.
   2411   1.7  christos  * Return 0 if scan results were fetched and may be shared with other
   2412   1.7  christos  * interfaces.
   2413   1.7  christos  * Return 1 if scan results may be shared with other virtual interfaces but may
   2414   1.7  christos  * not trigger any operations.
   2415   1.7  christos  * Return 2 if the interface was removed and cannot be used.
   2416   1.7  christos  */
   2417   1.2     joerg static int _wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s,
   2418   1.2     joerg 					      union wpa_event_data *data,
   2419   1.7  christos 					      int own_request, int update_only)
   2420   1.2     joerg {
   2421   1.2     joerg 	struct wpa_scan_results *scan_res = NULL;
   2422   1.2     joerg 	int ret = 0;
   2423   1.2     joerg 	int ap = 0;
   2424  1.10  christos 	bool trigger_6ghz_scan;
   2425   1.2     joerg #ifndef CONFIG_NO_RANDOM_POOL
   2426   1.2     joerg 	size_t i, num;
   2427   1.2     joerg #endif /* CONFIG_NO_RANDOM_POOL */
   2428   1.2     joerg 
   2429   1.2     joerg #ifdef CONFIG_AP
   2430   1.2     joerg 	if (wpa_s->ap_iface)
   2431   1.2     joerg 		ap = 1;
   2432   1.2     joerg #endif /* CONFIG_AP */
   2433   1.1  christos 
   2434  1.10  christos 	trigger_6ghz_scan = wpa_s->crossed_6ghz_dom &&
   2435  1.10  christos 		wpa_s->last_scan_all_chan;
   2436  1.10  christos 	wpa_s->crossed_6ghz_dom = false;
   2437  1.10  christos 	wpa_s->last_scan_all_chan = false;
   2438  1.10  christos 
   2439   1.1  christos 	wpa_supplicant_notify_scanning(wpa_s, 0);
   2440   1.1  christos 
   2441   1.1  christos 	scan_res = wpa_supplicant_get_scan_results(wpa_s,
   2442   1.1  christos 						   data ? &data->scan_info :
   2443  1.10  christos 						   NULL, 1, NULL);
   2444   1.1  christos 	if (scan_res == NULL) {
   2445   1.2     joerg 		if (wpa_s->conf->ap_scan == 2 || ap ||
   2446   1.2     joerg 		    wpa_s->scan_res_handler == scan_only_handler)
   2447   1.2     joerg 			return -1;
   2448   1.2     joerg 		if (!own_request)
   2449   1.2     joerg 			return -1;
   2450   1.6  christos 		if (data && data->scan_info.external_scan)
   2451   1.6  christos 			return -1;
   2452  1.10  christos 		if (wpa_s->scan_res_fail_handler) {
   2453  1.10  christos 			void (*handler)(struct wpa_supplicant *wpa_s);
   2454  1.10  christos 
   2455  1.10  christos 			handler = wpa_s->scan_res_fail_handler;
   2456  1.10  christos 			wpa_s->scan_res_fail_handler = NULL;
   2457  1.10  christos 			handler(wpa_s);
   2458  1.10  christos 		} else {
   2459  1.10  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   2460  1.10  christos 				"Failed to get scan results - try scanning again");
   2461  1.10  christos 			wpa_supplicant_req_new_scan(wpa_s, 1, 0);
   2462  1.10  christos 		}
   2463  1.10  christos 
   2464   1.2     joerg 		ret = -1;
   2465   1.2     joerg 		goto scan_work_done;
   2466   1.1  christos 	}
   2467   1.1  christos 
   2468   1.2     joerg #ifndef CONFIG_NO_RANDOM_POOL
   2469   1.2     joerg 	num = scan_res->num;
   2470   1.2     joerg 	if (num > 10)
   2471   1.2     joerg 		num = 10;
   2472   1.2     joerg 	for (i = 0; i < num; i++) {
   2473   1.2     joerg 		u8 buf[5];
   2474   1.2     joerg 		struct wpa_scan_res *res = scan_res->res[i];
   2475   1.2     joerg 		buf[0] = res->bssid[5];
   2476   1.2     joerg 		buf[1] = res->qual & 0xff;
   2477   1.2     joerg 		buf[2] = res->noise & 0xff;
   2478   1.2     joerg 		buf[3] = res->level & 0xff;
   2479   1.2     joerg 		buf[4] = res->tsf & 0xff;
   2480   1.2     joerg 		random_add_randomness(buf, sizeof(buf));
   2481   1.2     joerg 	}
   2482   1.2     joerg #endif /* CONFIG_NO_RANDOM_POOL */
   2483   1.2     joerg 
   2484   1.7  christos 	if (update_only) {
   2485   1.7  christos 		ret = 1;
   2486   1.7  christos 		goto scan_work_done;
   2487   1.7  christos 	}
   2488   1.7  christos 
   2489   1.2     joerg 	if (own_request && wpa_s->scan_res_handler &&
   2490   1.6  christos 	    !(data && data->scan_info.external_scan)) {
   2491   1.2     joerg 		void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
   2492   1.2     joerg 					 struct wpa_scan_results *scan_res);
   2493   1.2     joerg 
   2494   1.2     joerg 		scan_res_handler = wpa_s->scan_res_handler;
   2495   1.1  christos 		wpa_s->scan_res_handler = NULL;
   2496   1.2     joerg 		scan_res_handler(wpa_s, scan_res);
   2497   1.7  christos 		ret = 1;
   2498   1.2     joerg 		goto scan_work_done;
   2499   1.2     joerg 	}
   2500   1.2     joerg 
   2501   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "New scan results available (own=%u ext=%u)",
   2502   1.6  christos 		wpa_s->own_scan_running,
   2503   1.6  christos 		data ? data->scan_info.external_scan : 0);
   2504   1.2     joerg 	if (wpa_s->last_scan_req == MANUAL_SCAN_REQ &&
   2505   1.6  christos 	    wpa_s->manual_scan_use_id && wpa_s->own_scan_running &&
   2506   1.6  christos 	    own_request && !(data && data->scan_info.external_scan)) {
   2507   1.2     joerg 		wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_SCAN_RESULTS "id=%u",
   2508   1.2     joerg 			     wpa_s->manual_scan_id);
   2509   1.2     joerg 		wpa_s->manual_scan_use_id = 0;
   2510   1.1  christos 	} else {
   2511   1.1  christos 		wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_SCAN_RESULTS);
   2512   1.1  christos 	}
   2513   1.2     joerg 	wpas_notify_scan_results(wpa_s);
   2514   1.1  christos 
   2515   1.1  christos 	wpas_notify_scan_done(wpa_s, 1);
   2516   1.1  christos 
   2517  1.10  christos 	if (ap) {
   2518  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "Ignore scan results in AP mode");
   2519  1.10  christos #ifdef CONFIG_AP
   2520  1.10  christos 		if (wpa_s->ap_iface->scan_cb)
   2521  1.10  christos 			wpa_s->ap_iface->scan_cb(wpa_s->ap_iface);
   2522  1.10  christos #endif /* CONFIG_AP */
   2523  1.10  christos 		goto scan_work_done;
   2524  1.10  christos 	}
   2525  1.10  christos 
   2526   1.6  christos 	if (data && data->scan_info.external_scan) {
   2527   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Do not use results from externally requested scan operation for network selection");
   2528   1.1  christos 		wpa_scan_results_free(scan_res);
   2529   1.2     joerg 		return 0;
   2530   1.1  christos 	}
   2531   1.1  christos 
   2532  1.10  christos 	if (wnm_scan_process(wpa_s, false) > 0)
   2533   1.3  christos 		goto scan_work_done;
   2534   1.3  christos 
   2535   1.2     joerg 	if (sme_proc_obss_scan(wpa_s) > 0)
   2536   1.2     joerg 		goto scan_work_done;
   2537   1.2     joerg 
   2538  1.10  christos #ifndef CONFIG_NO_RRM
   2539   1.9  christos 	if (own_request && data &&
   2540   1.7  christos 	    wpas_beacon_rep_scan_process(wpa_s, scan_res, &data->scan_info) > 0)
   2541   1.7  christos 		goto scan_work_done;
   2542  1.10  christos #endif /* CONFIG_NO_RRM */
   2543  1.10  christos 
   2544  1.10  christos 	if (ml_link_probe_scan(wpa_s))
   2545  1.10  christos 		goto scan_work_done;
   2546   1.7  christos 
   2547   1.2     joerg 	if ((wpa_s->conf->ap_scan == 2 && !wpas_wps_searching(wpa_s)))
   2548   1.2     joerg 		goto scan_work_done;
   2549   1.2     joerg 
   2550   1.2     joerg 	if (autoscan_notify_scan(wpa_s, scan_res))
   2551   1.2     joerg 		goto scan_work_done;
   2552   1.2     joerg 
   2553   1.1  christos 	if (wpa_s->disconnected) {
   2554   1.1  christos 		wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
   2555   1.2     joerg 		goto scan_work_done;
   2556   1.2     joerg 	}
   2557   1.2     joerg 
   2558   1.2     joerg 	if (!wpas_driver_bss_selection(wpa_s) &&
   2559   1.2     joerg 	    bgscan_notify_scan(wpa_s, scan_res) == 1)
   2560   1.2     joerg 		goto scan_work_done;
   2561   1.2     joerg 
   2562   1.2     joerg 	wpas_wps_update_ap_info(wpa_s, scan_res);
   2563   1.2     joerg 
   2564   1.6  christos 	if (wpa_s->wpa_state >= WPA_AUTHENTICATING &&
   2565   1.6  christos 	    wpa_s->wpa_state < WPA_COMPLETED)
   2566   1.6  christos 		goto scan_work_done;
   2567   1.6  christos 
   2568   1.2     joerg 	wpa_scan_results_free(scan_res);
   2569   1.2     joerg 
   2570   1.6  christos 	if (own_request && wpa_s->scan_work) {
   2571   1.2     joerg 		struct wpa_radio_work *work = wpa_s->scan_work;
   2572   1.2     joerg 		wpa_s->scan_work = NULL;
   2573   1.2     joerg 		radio_work_done(work);
   2574   1.1  christos 	}
   2575   1.1  christos 
   2576  1.10  christos 	os_free(wpa_s->last_scan_freqs);
   2577  1.10  christos 	wpa_s->last_scan_freqs = NULL;
   2578  1.10  christos 	wpa_s->num_last_scan_freqs = 0;
   2579  1.10  christos 	if (own_request && data &&
   2580  1.10  christos 	    data->scan_info.freqs && data->scan_info.num_freqs) {
   2581  1.10  christos 		wpa_s->last_scan_freqs = os_malloc(sizeof(int) *
   2582  1.10  christos 						   data->scan_info.num_freqs);
   2583  1.10  christos 		if (wpa_s->last_scan_freqs) {
   2584  1.10  christos 			os_memcpy(wpa_s->last_scan_freqs,
   2585  1.10  christos 				  data->scan_info.freqs,
   2586  1.10  christos 				  sizeof(int) * data->scan_info.num_freqs);
   2587  1.10  christos 			wpa_s->num_last_scan_freqs = data->scan_info.num_freqs;
   2588  1.10  christos 		}
   2589  1.10  christos 	}
   2590  1.10  christos 
   2591  1.10  christos 	if (wpa_s->supp_pbc_active && !wpas_wps_partner_link_scan_done(wpa_s))
   2592  1.10  christos 		return ret;
   2593  1.10  christos 
   2594  1.10  christos 	return wpas_select_network_from_last_scan(wpa_s, 1, own_request,
   2595  1.10  christos 						  trigger_6ghz_scan, data);
   2596   1.2     joerg 
   2597   1.2     joerg scan_work_done:
   2598   1.2     joerg 	wpa_scan_results_free(scan_res);
   2599   1.6  christos 	if (own_request && wpa_s->scan_work) {
   2600   1.2     joerg 		struct wpa_radio_work *work = wpa_s->scan_work;
   2601   1.2     joerg 		wpa_s->scan_work = NULL;
   2602   1.2     joerg 		radio_work_done(work);
   2603   1.1  christos 	}
   2604   1.2     joerg 	return ret;
   2605   1.2     joerg }
   2606   1.2     joerg 
   2607   1.1  christos 
   2608  1.10  christos static int wpas_trigger_6ghz_scan(struct wpa_supplicant *wpa_s,
   2609  1.10  christos 				  union wpa_event_data *data)
   2610  1.10  christos {
   2611  1.10  christos 	struct wpa_driver_scan_params params;
   2612  1.10  christos 	unsigned int j;
   2613  1.10  christos 
   2614  1.10  christos 	wpa_dbg(wpa_s, MSG_INFO, "Triggering 6GHz-only scan");
   2615  1.10  christos 	os_memset(&params, 0, sizeof(params));
   2616  1.10  christos 	params.non_coloc_6ghz = wpa_s->last_scan_non_coloc_6ghz;
   2617  1.10  christos 	for (j = 0; j < data->scan_info.num_ssids; j++)
   2618  1.10  christos 		params.ssids[j] = data->scan_info.ssids[j];
   2619  1.10  christos 	params.num_ssids = data->scan_info.num_ssids;
   2620  1.10  christos 	wpa_add_scan_freqs_list(wpa_s, HOSTAPD_MODE_IEEE80211A, &params,
   2621  1.10  christos 				true, !wpa_s->last_scan_non_coloc_6ghz, false);
   2622  1.10  christos 	if (!wpa_supplicant_trigger_scan(wpa_s, &params, true, true)) {
   2623  1.10  christos 		os_free(params.freqs);
   2624  1.10  christos 		return 1;
   2625  1.10  christos 	}
   2626  1.10  christos 	wpa_dbg(wpa_s, MSG_INFO, "Failed to trigger 6GHz-only scan");
   2627  1.10  christos 	os_free(params.freqs);
   2628  1.10  christos 	return 0;
   2629  1.10  christos }
   2630  1.10  christos 
   2631  1.10  christos 
   2632  1.10  christos /**
   2633  1.10  christos  * Select a network from the last scan
   2634  1.10  christos  * @wpa_s: Pointer to wpa_supplicant data
   2635  1.10  christos  * @new_scan: Whether this function was called right after a scan has finished
   2636  1.10  christos  * @own_request: Whether the scan was requested by this interface
   2637  1.10  christos  * @trigger_6ghz_scan: Whether to trigger a 6ghz-only scan when applicable
   2638  1.10  christos  * @data: Scan data from scan that finished if applicable
   2639  1.10  christos  *
   2640  1.10  christos  * See _wpa_supplicant_event_scan_results() for return values.
   2641  1.10  christos  */
   2642   1.2     joerg static int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s,
   2643  1.10  christos 					      int new_scan, int own_request,
   2644  1.10  christos 					      bool trigger_6ghz_scan,
   2645  1.10  christos 					      union wpa_event_data *data)
   2646   1.2     joerg {
   2647   1.2     joerg 	struct wpa_bss *selected;
   2648   1.2     joerg 	struct wpa_ssid *ssid = NULL;
   2649   1.6  christos 	int time_to_reenable = wpas_reenabled_network_time(wpa_s);
   2650   1.6  christos 
   2651   1.6  christos 	if (time_to_reenable > 0) {
   2652   1.6  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   2653   1.6  christos 			"Postpone network selection by %d seconds since all networks are disabled",
   2654   1.6  christos 			time_to_reenable);
   2655   1.6  christos 		eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
   2656   1.6  christos 		eloop_register_timeout(time_to_reenable, 0,
   2657   1.6  christos 				       wpas_network_reenabled, wpa_s, NULL);
   2658   1.6  christos 		return 0;
   2659   1.6  christos 	}
   2660   1.1  christos 
   2661   1.3  christos 	if (wpa_s->p2p_mgmt)
   2662   1.3  christos 		return 0; /* no normal connection on p2p_mgmt interface */
   2663   1.3  christos 
   2664   1.7  christos 	wpa_s->owe_transition_search = 0;
   2665  1.10  christos #ifdef CONFIG_OWE
   2666  1.10  christos 	os_free(wpa_s->owe_trans_scan_freq);
   2667  1.10  christos 	wpa_s->owe_trans_scan_freq = NULL;
   2668  1.10  christos #endif /* CONFIG_OWE */
   2669   1.2     joerg 	selected = wpa_supplicant_pick_network(wpa_s, &ssid);
   2670   1.1  christos 
   2671   1.6  christos #ifdef CONFIG_MESH
   2672   1.6  christos 	if (wpa_s->ifmsh) {
   2673   1.6  christos 		wpa_msg(wpa_s, MSG_INFO,
   2674   1.6  christos 			"Avoiding join because we already joined a mesh group");
   2675   1.6  christos 		return 0;
   2676   1.6  christos 	}
   2677   1.6  christos #endif /* CONFIG_MESH */
   2678   1.6  christos 
   2679   1.1  christos 	if (selected) {
   2680   1.1  christos 		int skip;
   2681   1.2     joerg 		skip = !wpa_supplicant_need_to_roam(wpa_s, selected, ssid);
   2682   1.2     joerg 		if (skip) {
   2683   1.2     joerg 			if (new_scan)
   2684   1.2     joerg 				wpa_supplicant_rsn_preauth_scan_results(wpa_s);
   2685   1.2     joerg 			return 0;
   2686   1.2     joerg 		}
   2687   1.2     joerg 
   2688  1.10  christos 		wpa_s->suitable_network++;
   2689  1.10  christos 
   2690   1.6  christos 		if (ssid != wpa_s->current_ssid &&
   2691   1.6  christos 		    wpa_s->wpa_state >= WPA_AUTHENTICATING) {
   2692   1.6  christos 			wpa_s->own_disconnect_req = 1;
   2693   1.6  christos 			wpa_supplicant_deauthenticate(
   2694   1.6  christos 				wpa_s, WLAN_REASON_DEAUTH_LEAVING);
   2695   1.6  christos 		}
   2696   1.6  christos 
   2697   1.2     joerg 		if (wpa_supplicant_connect(wpa_s, selected, ssid) < 0) {
   2698   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "Connect failed");
   2699   1.2     joerg 			return -1;
   2700   1.2     joerg 		}
   2701  1.10  christos 		wpa_s->supp_pbc_active = false;
   2702  1.10  christos 
   2703   1.2     joerg 		if (new_scan)
   2704   1.2     joerg 			wpa_supplicant_rsn_preauth_scan_results(wpa_s);
   2705   1.2     joerg 		/*
   2706   1.7  christos 		 * Do not allow other virtual radios to trigger operations based
   2707   1.7  christos 		 * on these scan results since we do not want them to start
   2708   1.7  christos 		 * other associations at the same time.
   2709   1.2     joerg 		 */
   2710   1.2     joerg 		return 1;
   2711   1.1  christos 	} else {
   2712  1.10  christos 		wpa_s->no_suitable_network++;
   2713   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "No suitable network found");
   2714   1.1  christos 		ssid = wpa_supplicant_pick_new_network(wpa_s);
   2715   1.1  christos 		if (ssid) {
   2716   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "Setup a new network");
   2717   1.1  christos 			wpa_supplicant_associate(wpa_s, NULL, ssid);
   2718   1.2     joerg 			if (new_scan)
   2719   1.2     joerg 				wpa_supplicant_rsn_preauth_scan_results(wpa_s);
   2720   1.2     joerg 		} else if (own_request) {
   2721  1.10  christos 			if (wpa_s->support_6ghz && trigger_6ghz_scan && data &&
   2722  1.10  christos 			    wpas_trigger_6ghz_scan(wpa_s, data) < 0)
   2723  1.10  christos 				return 1;
   2724  1.10  christos 
   2725   1.2     joerg 			/*
   2726   1.2     joerg 			 * No SSID found. If SCAN results are as a result of
   2727   1.2     joerg 			 * own scan request and not due to a scan request on
   2728   1.2     joerg 			 * another shared interface, try another scan.
   2729   1.2     joerg 			 */
   2730   1.2     joerg 			int timeout_sec = wpa_s->scan_interval;
   2731   1.1  christos 			int timeout_usec = 0;
   2732   1.2     joerg #ifdef CONFIG_P2P
   2733   1.3  christos 			int res;
   2734   1.3  christos 
   2735   1.3  christos 			res = wpas_p2p_scan_no_go_seen(wpa_s);
   2736   1.3  christos 			if (res == 2)
   2737   1.3  christos 				return 2;
   2738   1.3  christos 			if (res == 1)
   2739   1.2     joerg 				return 0;
   2740   1.2     joerg 
   2741  1.10  christos 			if (wpas_p2p_retry_limit_exceeded(wpa_s))
   2742  1.10  christos 				return 0;
   2743  1.10  christos 
   2744   1.2     joerg 			if (wpa_s->p2p_in_provisioning ||
   2745   1.2     joerg 			    wpa_s->show_group_started ||
   2746   1.2     joerg 			    wpa_s->p2p_in_invitation) {
   2747   1.2     joerg 				/*
   2748   1.2     joerg 				 * Use shorter wait during P2P Provisioning
   2749   1.2     joerg 				 * state and during P2P join-a-group operation
   2750   1.2     joerg 				 * to speed up group formation.
   2751   1.2     joerg 				 */
   2752   1.2     joerg 				timeout_sec = 0;
   2753   1.2     joerg 				timeout_usec = 250000;
   2754   1.2     joerg 				wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
   2755   1.2     joerg 							    timeout_usec);
   2756   1.2     joerg 				return 0;
   2757   1.2     joerg 			}
   2758   1.2     joerg #endif /* CONFIG_P2P */
   2759   1.2     joerg #ifdef CONFIG_INTERWORKING
   2760   1.2     joerg 			if (wpa_s->conf->auto_interworking &&
   2761   1.2     joerg 			    wpa_s->conf->interworking &&
   2762   1.2     joerg 			    wpa_s->conf->cred) {
   2763   1.2     joerg 				wpa_dbg(wpa_s, MSG_DEBUG, "Interworking: "
   2764   1.2     joerg 					"start ANQP fetch since no matching "
   2765   1.2     joerg 					"networks found");
   2766   1.2     joerg 				wpa_s->network_select = 1;
   2767   1.2     joerg 				wpa_s->auto_network_select = 1;
   2768   1.2     joerg 				interworking_start_fetch_anqp(wpa_s);
   2769   1.2     joerg 				return 1;
   2770   1.2     joerg 			}
   2771   1.2     joerg #endif /* CONFIG_INTERWORKING */
   2772   1.2     joerg #ifdef CONFIG_WPS
   2773   1.2     joerg 			if (wpa_s->after_wps > 0 || wpas_wps_searching(wpa_s)) {
   2774   1.2     joerg 				wpa_dbg(wpa_s, MSG_DEBUG, "Use shorter wait during WPS processing");
   2775   1.2     joerg 				timeout_sec = 0;
   2776   1.2     joerg 				timeout_usec = 500000;
   2777   1.2     joerg 				wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
   2778   1.2     joerg 							    timeout_usec);
   2779   1.2     joerg 				return 0;
   2780   1.2     joerg 			}
   2781   1.2     joerg #endif /* CONFIG_WPS */
   2782   1.7  christos #ifdef CONFIG_OWE
   2783   1.7  christos 			if (wpa_s->owe_transition_search) {
   2784   1.7  christos 				wpa_dbg(wpa_s, MSG_DEBUG,
   2785   1.7  christos 					"OWE: Use shorter wait during transition mode search");
   2786   1.7  christos 				timeout_sec = 0;
   2787   1.7  christos 				timeout_usec = 500000;
   2788  1.10  christos 				if (wpa_s->owe_trans_scan_freq) {
   2789  1.10  christos 					os_free(wpa_s->next_scan_freqs);
   2790  1.10  christos 					wpa_s->next_scan_freqs =
   2791  1.10  christos 						wpa_s->owe_trans_scan_freq;
   2792  1.10  christos 					wpa_s->owe_trans_scan_freq = NULL;
   2793  1.10  christos 					timeout_usec = 100000;
   2794  1.10  christos 				}
   2795   1.7  christos 				wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
   2796   1.7  christos 							    timeout_usec);
   2797   1.7  christos 				return 0;
   2798   1.7  christos 			}
   2799   1.7  christos #endif /* CONFIG_OWE */
   2800   1.2     joerg 			if (wpa_supplicant_req_sched_scan(wpa_s))
   2801   1.2     joerg 				wpa_supplicant_req_new_scan(wpa_s, timeout_sec,
   2802   1.2     joerg 							    timeout_usec);
   2803   1.6  christos 
   2804   1.6  christos 			wpa_msg_ctrl(wpa_s, MSG_INFO,
   2805   1.6  christos 				     WPA_EVENT_NETWORK_NOT_FOUND);
   2806   1.2     joerg 		}
   2807   1.2     joerg 	}
   2808   1.2     joerg 	return 0;
   2809   1.2     joerg }
   2810   1.2     joerg 
   2811   1.2     joerg 
   2812   1.3  christos static int wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s,
   2813   1.3  christos 					     union wpa_event_data *data)
   2814   1.2     joerg {
   2815   1.2     joerg 	struct wpa_supplicant *ifs;
   2816   1.3  christos 	int res;
   2817   1.2     joerg 
   2818   1.7  christos 	res = _wpa_supplicant_event_scan_results(wpa_s, data, 1, 0);
   2819   1.3  christos 	if (res == 2) {
   2820   1.3  christos 		/*
   2821   1.3  christos 		 * Interface may have been removed, so must not dereference
   2822   1.3  christos 		 * wpa_s after this.
   2823   1.3  christos 		 */
   2824   1.3  christos 		return 1;
   2825   1.3  christos 	}
   2826   1.7  christos 
   2827   1.7  christos 	if (res < 0) {
   2828   1.2     joerg 		/*
   2829   1.2     joerg 		 * If no scan results could be fetched, then no need to
   2830   1.2     joerg 		 * notify those interfaces that did not actually request
   2831   1.2     joerg 		 * this scan. Similarly, if scan results started a new operation on this
   2832   1.2     joerg 		 * interface, do not notify other interfaces to avoid concurrent
   2833   1.2     joerg 		 * operations during a connection attempt.
   2834   1.2     joerg 		 */
   2835   1.3  christos 		return 0;
   2836   1.2     joerg 	}
   2837   1.2     joerg 
   2838   1.2     joerg 	/*
   2839   1.2     joerg 	 * Check other interfaces to see if they share the same radio. If
   2840   1.2     joerg 	 * so, they get updated with this same scan info.
   2841   1.2     joerg 	 */
   2842   1.2     joerg 	dl_list_for_each(ifs, &wpa_s->radio->ifaces, struct wpa_supplicant,
   2843   1.2     joerg 			 radio_list) {
   2844   1.2     joerg 		if (ifs != wpa_s) {
   2845   1.2     joerg 			wpa_printf(MSG_DEBUG, "%s: Updating scan results from "
   2846   1.2     joerg 				   "sibling", ifs->ifname);
   2847   1.7  christos 			res = _wpa_supplicant_event_scan_results(ifs, data, 0,
   2848   1.7  christos 								 res > 0);
   2849   1.7  christos 			if (res < 0)
   2850   1.7  christos 				return 0;
   2851   1.1  christos 		}
   2852   1.1  christos 	}
   2853   1.3  christos 
   2854   1.3  christos 	return 0;
   2855   1.1  christos }
   2856   1.2     joerg 
   2857   1.2     joerg #endif /* CONFIG_NO_SCAN_PROCESSING */
   2858   1.2     joerg 
   2859   1.2     joerg 
   2860   1.2     joerg int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s)
   2861   1.2     joerg {
   2862   1.2     joerg #ifdef CONFIG_NO_SCAN_PROCESSING
   2863   1.2     joerg 	return -1;
   2864   1.2     joerg #else /* CONFIG_NO_SCAN_PROCESSING */
   2865   1.2     joerg 	struct os_reltime now;
   2866   1.2     joerg 
   2867   1.7  christos 	wpa_s->ignore_post_flush_scan_res = 0;
   2868   1.7  christos 
   2869   1.6  christos 	if (wpa_s->last_scan_res_used == 0)
   2870   1.2     joerg 		return -1;
   2871   1.2     joerg 
   2872   1.2     joerg 	os_get_reltime(&now);
   2873  1.10  christos 	if (os_reltime_expired(&now, &wpa_s->last_scan,
   2874  1.10  christos 			       wpa_s->conf->scan_res_valid_for_connect)) {
   2875   1.2     joerg 		wpa_printf(MSG_DEBUG, "Fast associate: Old scan results");
   2876   1.2     joerg 		return -1;
   2877  1.10  christos 	} else if (wpa_s->crossed_6ghz_dom) {
   2878  1.10  christos 		wpa_printf(MSG_DEBUG, "Fast associate: Crossed 6 GHz domain");
   2879  1.10  christos 		return -1;
   2880   1.2     joerg 	}
   2881   1.2     joerg 
   2882  1.10  christos 	return wpas_select_network_from_last_scan(wpa_s, 0, 1, false, NULL);
   2883  1.10  christos #endif /* CONFIG_NO_SCAN_PROCESSING */
   2884  1.10  christos }
   2885  1.10  christos 
   2886  1.10  christos 
   2887  1.10  christos int wpa_wps_supplicant_fast_associate(struct wpa_supplicant *wpa_s)
   2888  1.10  christos {
   2889  1.10  christos #ifdef CONFIG_NO_SCAN_PROCESSING
   2890  1.10  christos 	return -1;
   2891  1.10  christos #else /* CONFIG_NO_SCAN_PROCESSING */
   2892  1.10  christos 	return wpas_select_network_from_last_scan(wpa_s, 1, 1, false, NULL);
   2893   1.1  christos #endif /* CONFIG_NO_SCAN_PROCESSING */
   2894   1.2     joerg }
   2895   1.2     joerg 
   2896  1.10  christos 
   2897   1.2     joerg #ifdef CONFIG_WNM
   2898   1.2     joerg 
   2899   1.2     joerg static void wnm_bss_keep_alive(void *eloop_ctx, void *sock_ctx)
   2900   1.2     joerg {
   2901   1.2     joerg 	struct wpa_supplicant *wpa_s = eloop_ctx;
   2902   1.2     joerg 
   2903   1.2     joerg 	if (wpa_s->wpa_state < WPA_ASSOCIATED)
   2904   1.2     joerg 		return;
   2905   1.2     joerg 
   2906   1.2     joerg 	if (!wpa_s->no_keep_alive) {
   2907   1.2     joerg 		wpa_printf(MSG_DEBUG, "WNM: Send keep-alive to AP " MACSTR,
   2908   1.2     joerg 			   MAC2STR(wpa_s->bssid));
   2909   1.2     joerg 		/* TODO: could skip this if normal data traffic has been sent */
   2910   1.2     joerg 		/* TODO: Consider using some more appropriate data frame for
   2911   1.2     joerg 		 * this */
   2912   1.2     joerg 		if (wpa_s->l2)
   2913   1.2     joerg 			l2_packet_send(wpa_s->l2, wpa_s->bssid, 0x0800,
   2914   1.2     joerg 				       (u8 *) "", 0);
   2915   1.2     joerg 	}
   2916   1.2     joerg 
   2917   1.2     joerg #ifdef CONFIG_SME
   2918   1.2     joerg 	if (wpa_s->sme.bss_max_idle_period) {
   2919   1.2     joerg 		unsigned int msec;
   2920   1.2     joerg 		msec = wpa_s->sme.bss_max_idle_period * 1024; /* times 1000 */
   2921   1.2     joerg 		if (msec > 100)
   2922   1.2     joerg 			msec -= 100;
   2923   1.2     joerg 		eloop_register_timeout(msec / 1000, msec % 1000 * 1000,
   2924   1.2     joerg 				       wnm_bss_keep_alive, wpa_s, NULL);
   2925   1.2     joerg 	}
   2926   1.2     joerg #endif /* CONFIG_SME */
   2927   1.2     joerg }
   2928   1.2     joerg 
   2929   1.2     joerg 
   2930   1.2     joerg static void wnm_process_assoc_resp(struct wpa_supplicant *wpa_s,
   2931   1.2     joerg 				   const u8 *ies, size_t ies_len)
   2932   1.2     joerg {
   2933   1.2     joerg 	struct ieee802_11_elems elems;
   2934   1.2     joerg 
   2935   1.2     joerg 	if (ies == NULL)
   2936   1.2     joerg 		return;
   2937   1.2     joerg 
   2938   1.2     joerg 	if (ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed)
   2939   1.2     joerg 		return;
   2940   1.2     joerg 
   2941   1.2     joerg #ifdef CONFIG_SME
   2942   1.2     joerg 	if (elems.bss_max_idle_period) {
   2943   1.2     joerg 		unsigned int msec;
   2944   1.2     joerg 		wpa_s->sme.bss_max_idle_period =
   2945   1.2     joerg 			WPA_GET_LE16(elems.bss_max_idle_period);
   2946   1.2     joerg 		wpa_printf(MSG_DEBUG, "WNM: BSS Max Idle Period: %u (* 1000 "
   2947   1.2     joerg 			   "TU)%s", wpa_s->sme.bss_max_idle_period,
   2948   1.2     joerg 			   (elems.bss_max_idle_period[2] & 0x01) ?
   2949   1.2     joerg 			   " (protected keep-live required)" : "");
   2950   1.2     joerg 		if (wpa_s->sme.bss_max_idle_period == 0)
   2951   1.2     joerg 			wpa_s->sme.bss_max_idle_period = 1;
   2952   1.2     joerg 		if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) {
   2953   1.2     joerg 			eloop_cancel_timeout(wnm_bss_keep_alive, wpa_s, NULL);
   2954   1.2     joerg 			 /* msec times 1000 */
   2955   1.2     joerg 			msec = wpa_s->sme.bss_max_idle_period * 1024;
   2956   1.2     joerg 			if (msec > 100)
   2957   1.2     joerg 				msec -= 100;
   2958   1.2     joerg 			eloop_register_timeout(msec / 1000, msec % 1000 * 1000,
   2959   1.2     joerg 					       wnm_bss_keep_alive, wpa_s,
   2960   1.2     joerg 					       NULL);
   2961   1.2     joerg 		}
   2962  1.10  christos 	} else {
   2963  1.10  christos 		wpa_s->sme.bss_max_idle_period = 0;
   2964   1.2     joerg 	}
   2965   1.2     joerg #endif /* CONFIG_SME */
   2966   1.2     joerg }
   2967   1.2     joerg 
   2968   1.2     joerg #endif /* CONFIG_WNM */
   2969   1.2     joerg 
   2970   1.2     joerg 
   2971   1.2     joerg void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s)
   2972   1.2     joerg {
   2973   1.2     joerg #ifdef CONFIG_WNM
   2974   1.2     joerg 	eloop_cancel_timeout(wnm_bss_keep_alive, wpa_s, NULL);
   2975   1.2     joerg #endif /* CONFIG_WNM */
   2976   1.2     joerg }
   2977   1.2     joerg 
   2978   1.2     joerg 
   2979   1.2     joerg static int wpas_qos_map_set(struct wpa_supplicant *wpa_s, const u8 *qos_map,
   2980   1.2     joerg 			    size_t len)
   2981   1.2     joerg {
   2982   1.2     joerg 	int res;
   2983   1.2     joerg 
   2984   1.2     joerg 	wpa_hexdump(MSG_DEBUG, "Interworking: QoS Map Set", qos_map, len);
   2985   1.2     joerg 	res = wpa_drv_set_qos_map(wpa_s, qos_map, len);
   2986   1.2     joerg 	if (res) {
   2987   1.2     joerg 		wpa_printf(MSG_DEBUG, "Interworking: Failed to configure QoS Map Set to the driver");
   2988   1.2     joerg 	}
   2989   1.2     joerg 
   2990   1.2     joerg 	return res;
   2991   1.2     joerg }
   2992   1.2     joerg 
   2993   1.2     joerg 
   2994   1.2     joerg static void interworking_process_assoc_resp(struct wpa_supplicant *wpa_s,
   2995   1.2     joerg 					    const u8 *ies, size_t ies_len)
   2996   1.2     joerg {
   2997   1.2     joerg 	struct ieee802_11_elems elems;
   2998   1.2     joerg 
   2999   1.2     joerg 	if (ies == NULL)
   3000   1.2     joerg 		return;
   3001   1.2     joerg 
   3002   1.2     joerg 	if (ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed)
   3003   1.2     joerg 		return;
   3004   1.2     joerg 
   3005   1.2     joerg 	if (elems.qos_map_set) {
   3006   1.2     joerg 		wpas_qos_map_set(wpa_s, elems.qos_map_set,
   3007   1.2     joerg 				 elems.qos_map_set_len);
   3008   1.2     joerg 	}
   3009   1.2     joerg }
   3010   1.2     joerg 
   3011  1.10  christos 
   3012  1.10  christos static void wpa_supplicant_set_4addr_mode(struct wpa_supplicant *wpa_s)
   3013  1.10  christos {
   3014  1.10  christos 	if (wpa_s->enabled_4addr_mode) {
   3015  1.10  christos 		wpa_printf(MSG_DEBUG, "4addr mode already set");
   3016  1.10  christos 		return;
   3017  1.10  christos 	}
   3018  1.10  christos 
   3019  1.10  christos 	if (wpa_drv_set_4addr_mode(wpa_s, 1) < 0) {
   3020  1.10  christos 		wpa_msg(wpa_s, MSG_ERROR, "Failed to set 4addr mode");
   3021  1.10  christos 		goto fail;
   3022  1.10  christos 	}
   3023  1.10  christos 	wpa_s->enabled_4addr_mode = 1;
   3024  1.10  christos 	wpa_msg(wpa_s, MSG_INFO, "Successfully set 4addr mode");
   3025  1.10  christos 	return;
   3026  1.10  christos 
   3027  1.10  christos fail:
   3028  1.10  christos 	wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
   3029  1.10  christos }
   3030   1.1  christos 
   3031   1.1  christos 
   3032   1.9  christos static void multi_ap_process_assoc_resp(struct wpa_supplicant *wpa_s,
   3033   1.9  christos 					const u8 *ies, size_t ies_len)
   3034   1.9  christos {
   3035   1.9  christos 	struct ieee802_11_elems elems;
   3036  1.10  christos 	struct multi_ap_params multi_ap;
   3037  1.10  christos 	u16 status;
   3038  1.10  christos 
   3039  1.10  christos 	wpa_s->multi_ap_ie = 0;
   3040  1.10  christos 
   3041  1.10  christos 	if (!ies ||
   3042  1.10  christos 	    ieee802_11_parse_elems(ies, ies_len, &elems, 1) == ParseFailed ||
   3043  1.10  christos 	    !elems.multi_ap)
   3044  1.10  christos 		return;
   3045   1.9  christos 
   3046  1.10  christos 	status = check_multi_ap_ie(elems.multi_ap + 4, elems.multi_ap_len - 4,
   3047  1.10  christos 				   &multi_ap);
   3048  1.10  christos 	if (status != WLAN_STATUS_SUCCESS)
   3049   1.9  christos 		return;
   3050   1.9  christos 
   3051  1.10  christos 	wpa_s->multi_ap_backhaul = !!(multi_ap.capability &
   3052  1.10  christos 				      MULTI_AP_BACKHAUL_BSS);
   3053  1.10  christos 	wpa_s->multi_ap_fronthaul = !!(multi_ap.capability &
   3054  1.10  christos 				       MULTI_AP_FRONTHAUL_BSS);
   3055  1.10  christos 	wpa_s->multi_ap_ie = 1;
   3056  1.10  christos }
   3057  1.10  christos 
   3058   1.9  christos 
   3059  1.10  christos static void multi_ap_set_4addr_mode(struct wpa_supplicant *wpa_s)
   3060  1.10  christos {
   3061  1.10  christos 	if (!wpa_s->current_ssid ||
   3062  1.10  christos 	    !wpa_s->current_ssid->multi_ap_backhaul_sta)
   3063  1.10  christos 		return;
   3064   1.9  christos 
   3065  1.10  christos 	if (!wpa_s->multi_ap_ie) {
   3066  1.10  christos 		wpa_printf(MSG_INFO,
   3067  1.10  christos 			   "AP does not include valid Multi-AP element");
   3068   1.9  christos 		goto fail;
   3069   1.9  christos 	}
   3070   1.9  christos 
   3071  1.10  christos 	if (!wpa_s->multi_ap_backhaul) {
   3072  1.10  christos 		if (wpa_s->multi_ap_fronthaul &&
   3073   1.9  christos 		    wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_WPS) {
   3074   1.9  christos 			wpa_printf(MSG_INFO,
   3075   1.9  christos 				   "WPS active, accepting fronthaul-only BSS");
   3076   1.9  christos 			/* Don't set 4addr mode in this case, so just return */
   3077   1.9  christos 			return;
   3078   1.9  christos 		}
   3079   1.9  christos 		wpa_printf(MSG_INFO, "AP doesn't support backhaul BSS");
   3080   1.9  christos 		goto fail;
   3081   1.9  christos 	}
   3082   1.9  christos 
   3083  1.10  christos 	wpa_supplicant_set_4addr_mode(wpa_s);
   3084   1.9  christos 	return;
   3085   1.9  christos 
   3086   1.9  christos fail:
   3087   1.9  christos 	wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
   3088   1.9  christos }
   3089   1.9  christos 
   3090   1.9  christos 
   3091   1.6  christos #ifdef CONFIG_FST
   3092   1.6  christos static int wpas_fst_update_mbie(struct wpa_supplicant *wpa_s,
   3093   1.6  christos 				const u8 *ie, size_t ie_len)
   3094   1.6  christos {
   3095   1.6  christos 	struct mb_ies_info mb_ies;
   3096   1.6  christos 
   3097   1.6  christos 	if (!ie || !ie_len || !wpa_s->fst)
   3098   1.6  christos 	    return -ENOENT;
   3099   1.6  christos 
   3100   1.6  christos 	os_memset(&mb_ies, 0, sizeof(mb_ies));
   3101   1.6  christos 
   3102   1.6  christos 	while (ie_len >= 2 && mb_ies.nof_ies < MAX_NOF_MB_IES_SUPPORTED) {
   3103   1.6  christos 		size_t len;
   3104   1.6  christos 
   3105   1.6  christos 		len = 2 + ie[1];
   3106   1.6  christos 		if (len > ie_len) {
   3107   1.6  christos 			wpa_hexdump(MSG_DEBUG, "FST: Truncated IE found",
   3108   1.6  christos 				    ie, ie_len);
   3109   1.6  christos 			break;
   3110   1.6  christos 		}
   3111   1.6  christos 
   3112   1.6  christos 		if (ie[0] == WLAN_EID_MULTI_BAND) {
   3113   1.6  christos 			wpa_printf(MSG_DEBUG, "MB IE of %u bytes found",
   3114   1.6  christos 				   (unsigned int) len);
   3115   1.6  christos 			mb_ies.ies[mb_ies.nof_ies].ie = ie + 2;
   3116   1.6  christos 			mb_ies.ies[mb_ies.nof_ies].ie_len = len - 2;
   3117   1.6  christos 			mb_ies.nof_ies++;
   3118   1.6  christos 		}
   3119   1.6  christos 
   3120   1.6  christos 		ie_len -= len;
   3121   1.6  christos 		ie += len;
   3122   1.6  christos 	}
   3123   1.6  christos 
   3124   1.6  christos 	if (mb_ies.nof_ies > 0) {
   3125   1.6  christos 		wpabuf_free(wpa_s->received_mb_ies);
   3126   1.6  christos 		wpa_s->received_mb_ies = mb_ies_by_info(&mb_ies);
   3127   1.6  christos 		return 0;
   3128   1.6  christos 	}
   3129   1.6  christos 
   3130   1.6  christos 	return -ENOENT;
   3131   1.6  christos }
   3132   1.6  christos #endif /* CONFIG_FST */
   3133   1.6  christos 
   3134   1.6  christos 
   3135  1.10  christos static int wpa_supplicant_use_own_rsne_params(struct wpa_supplicant *wpa_s,
   3136  1.10  christos 					      union wpa_event_data *data)
   3137  1.10  christos {
   3138  1.10  christos 	int sel;
   3139  1.10  christos 	const u8 *p;
   3140  1.10  christos 	int l, len;
   3141  1.10  christos 	bool found = false;
   3142  1.10  christos 	struct wpa_ie_data ie;
   3143  1.10  christos 	struct wpa_ssid *ssid = wpa_s->current_ssid;
   3144  1.10  christos 	struct wpa_bss *bss = wpa_s->current_bss;
   3145  1.10  christos 	int pmf;
   3146  1.10  christos 
   3147  1.10  christos 	if (!ssid)
   3148  1.10  christos 		return 0;
   3149  1.10  christos 
   3150  1.10  christos 	p = data->assoc_info.req_ies;
   3151  1.10  christos 	l = data->assoc_info.req_ies_len;
   3152  1.10  christos 
   3153  1.10  christos 	while (p && l >= 2) {
   3154  1.10  christos 		len = p[1] + 2;
   3155  1.10  christos 		if (len > l) {
   3156  1.10  christos 			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
   3157  1.10  christos 				    p, l);
   3158  1.10  christos 			break;
   3159  1.10  christos 		}
   3160  1.10  christos 		if (((p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
   3161  1.10  christos 		      (os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0)) ||
   3162  1.10  christos 		     (p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 4 &&
   3163  1.10  christos 		      (os_memcmp(&p[2], "\x50\x6F\x9A\x12", 4) == 0)) ||
   3164  1.10  christos 		     (p[0] == WLAN_EID_RSN && p[1] >= 2))) {
   3165  1.10  christos 			found = true;
   3166  1.10  christos 			break;
   3167  1.10  christos 		}
   3168  1.10  christos 		l -= len;
   3169  1.10  christos 		p += len;
   3170  1.10  christos 	}
   3171  1.10  christos 
   3172  1.10  christos 	if (!found || wpa_parse_wpa_ie(p, len, &ie) < 0) {
   3173  1.10  christos 		wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCV, 0);
   3174  1.10  christos 		return 0;
   3175  1.10  christos 	}
   3176  1.10  christos 
   3177  1.10  christos 	wpa_hexdump(MSG_DEBUG,
   3178  1.10  christos 		    "WPA: Update cipher suite selection based on IEs in driver-generated WPA/RSNE in AssocReq",
   3179  1.10  christos 		    p, l);
   3180  1.10  christos 
   3181  1.10  christos 	/* Update proto from (Re)Association Request frame info */
   3182  1.10  christos 	wpa_s->wpa_proto = ie.proto;
   3183  1.10  christos 	wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PROTO, wpa_s->wpa_proto);
   3184  1.10  christos 	wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_RSN_ENABLED,
   3185  1.10  christos 			 !!(wpa_s->wpa_proto &
   3186  1.10  christos 			    (WPA_PROTO_RSN | WPA_PROTO_OSEN)));
   3187  1.10  christos 
   3188  1.10  christos 	/* Update AKMP suite from (Re)Association Request frame info */
   3189  1.10  christos 	sel = ie.key_mgmt;
   3190  1.10  christos 	if (ssid->key_mgmt)
   3191  1.10  christos 		sel &= ssid->key_mgmt;
   3192  1.10  christos 
   3193  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG,
   3194  1.10  christos 		"WPA: AP key_mgmt 0x%x network key_mgmt 0x%x; available key_mgmt 0x%x",
   3195  1.10  christos 		ie.key_mgmt, ssid->key_mgmt, sel);
   3196  1.10  christos 	if (ie.key_mgmt && !sel) {
   3197  1.10  christos 		wpa_supplicant_deauthenticate(
   3198  1.10  christos 			wpa_s, WLAN_REASON_AKMP_NOT_VALID);
   3199  1.10  christos 		return -1;
   3200  1.10  christos 	}
   3201  1.10  christos 
   3202  1.10  christos #ifdef CONFIG_OCV
   3203  1.10  christos 	if (((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) ||
   3204  1.10  christos 	     (wpa_s->drv_flags2 & WPA_DRIVER_FLAGS2_OCV)) && ssid->ocv)
   3205  1.10  christos 		wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCV,
   3206  1.10  christos 				 !!(ie.capabilities & WPA_CAPABILITY_OCVC));
   3207  1.10  christos #endif /* CONFIG_OCV */
   3208  1.10  christos 
   3209  1.10  christos 	/*
   3210  1.10  christos 	 * Update PMK in wpa_sm and the driver if roamed to WPA/WPA2 PSK from a
   3211  1.10  christos 	 * different AKM.
   3212  1.10  christos 	 */
   3213  1.10  christos 	if (wpa_s->key_mgmt != ie.key_mgmt &&
   3214  1.10  christos 	    wpa_key_mgmt_wpa_psk_no_sae(ie.key_mgmt)) {
   3215  1.10  christos 		if (!ssid->psk_set) {
   3216  1.10  christos 			wpa_dbg(wpa_s, MSG_INFO,
   3217  1.10  christos 				"No PSK available for association");
   3218  1.10  christos 			wpas_auth_failed(wpa_s, "NO_PSK_AVAILABLE", NULL);
   3219  1.10  christos 			return -1;
   3220  1.10  christos 		}
   3221  1.10  christos 
   3222  1.10  christos 		wpa_sm_set_pmk(wpa_s->wpa, ssid->psk, PMK_LEN, NULL, NULL);
   3223  1.10  christos 		if (wpa_s->conf->key_mgmt_offload &&
   3224  1.10  christos 		    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD) &&
   3225  1.10  christos 		    wpa_drv_set_key(wpa_s, -1, 0, NULL, 0, 0, NULL, 0,
   3226  1.10  christos 				    ssid->psk, PMK_LEN, KEY_FLAG_PMK))
   3227  1.10  christos 			wpa_dbg(wpa_s, MSG_ERROR,
   3228  1.10  christos 				"WPA: Cannot set PMK for key management offload");
   3229  1.10  christos 	}
   3230  1.10  christos 
   3231  1.10  christos 	wpa_s->key_mgmt = ie.key_mgmt;
   3232  1.10  christos 	wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_KEY_MGMT, wpa_s->key_mgmt);
   3233  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using KEY_MGMT %s and proto %d",
   3234  1.10  christos 		wpa_key_mgmt_txt(wpa_s->key_mgmt, wpa_s->wpa_proto),
   3235  1.10  christos 		wpa_s->wpa_proto);
   3236  1.10  christos 
   3237  1.10  christos 	/* Update pairwise cipher from (Re)Association Request frame info */
   3238  1.10  christos 	sel = ie.pairwise_cipher;
   3239  1.10  christos 	if (ssid->pairwise_cipher)
   3240  1.10  christos 		sel &= ssid->pairwise_cipher;
   3241  1.10  christos 
   3242  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG,
   3243  1.10  christos 		"WPA: AP pairwise cipher 0x%x network pairwise cipher 0x%x; available pairwise cipher 0x%x",
   3244  1.10  christos 		ie.pairwise_cipher, ssid->pairwise_cipher, sel);
   3245  1.10  christos 	if (ie.pairwise_cipher && !sel) {
   3246  1.10  christos 		wpa_supplicant_deauthenticate(
   3247  1.10  christos 			wpa_s, WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID);
   3248  1.10  christos 		return -1;
   3249  1.10  christos 	}
   3250  1.10  christos 
   3251  1.10  christos 	wpa_s->pairwise_cipher = ie.pairwise_cipher;
   3252  1.10  christos 	wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_PAIRWISE,
   3253  1.10  christos 			 wpa_s->pairwise_cipher);
   3254  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using PTK %s",
   3255  1.10  christos 		wpa_cipher_txt(wpa_s->pairwise_cipher));
   3256  1.10  christos 
   3257  1.10  christos 	/* Update other parameters based on AP's WPA IE/RSNE, if available */
   3258  1.10  christos 	if (!bss) {
   3259  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   3260  1.10  christos 			"WPA: current_bss == NULL - skip AP IE check");
   3261  1.10  christos 		return 0;
   3262  1.10  christos 	}
   3263  1.10  christos 
   3264  1.10  christos 	/* Update GTK and IGTK from AP's RSNE */
   3265  1.10  christos 	found = false;
   3266  1.10  christos 
   3267  1.10  christos 	if (wpa_s->wpa_proto & (WPA_PROTO_RSN | WPA_PROTO_OSEN)) {
   3268  1.10  christos 		const u8 *bss_rsn;
   3269  1.10  christos 
   3270  1.10  christos 		bss_rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
   3271  1.10  christos 		if (bss_rsn) {
   3272  1.10  christos 			p = bss_rsn;
   3273  1.10  christos 			len = 2 + bss_rsn[1];
   3274  1.10  christos 			found = true;
   3275  1.10  christos 		}
   3276  1.10  christos 	} else if (wpa_s->wpa_proto & WPA_PROTO_WPA) {
   3277  1.10  christos 		const u8 *bss_wpa;
   3278  1.10  christos 
   3279  1.10  christos 		bss_wpa = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
   3280  1.10  christos 		if (bss_wpa) {
   3281  1.10  christos 			p = bss_wpa;
   3282  1.10  christos 			len = 2 + bss_wpa[1];
   3283  1.10  christos 			found = true;
   3284  1.10  christos 		}
   3285  1.10  christos 	}
   3286  1.10  christos 
   3287  1.10  christos 	if (!found || wpa_parse_wpa_ie(p, len, &ie) < 0)
   3288  1.10  christos 		return 0;
   3289  1.10  christos 
   3290  1.10  christos 	pmf = wpas_get_ssid_pmf(wpa_s, ssid);
   3291  1.10  christos 	if (!(ie.capabilities & WPA_CAPABILITY_MFPC) &&
   3292  1.10  christos 	    pmf == MGMT_FRAME_PROTECTION_REQUIRED) {
   3293  1.10  christos 		/* AP does not support MFP, local configuration requires it */
   3294  1.10  christos 		wpa_supplicant_deauthenticate(
   3295  1.10  christos 			wpa_s, WLAN_REASON_INVALID_RSN_IE_CAPAB);
   3296  1.10  christos 		return -1;
   3297  1.10  christos 	}
   3298  1.10  christos 	if ((ie.capabilities & WPA_CAPABILITY_MFPR) &&
   3299  1.10  christos 	    pmf == NO_MGMT_FRAME_PROTECTION) {
   3300  1.10  christos 		/* AP requires MFP, local configuration disables it */
   3301  1.10  christos 		wpa_supplicant_deauthenticate(
   3302  1.10  christos 			wpa_s, WLAN_REASON_INVALID_RSN_IE_CAPAB);
   3303  1.10  christos 		return -1;
   3304  1.10  christos 	}
   3305  1.10  christos 
   3306  1.10  christos 	/* Update PMF from local configuration now that MFP validation was done
   3307  1.10  christos 	 * above */
   3308  1.10  christos 	wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MFP, pmf);
   3309  1.10  christos 
   3310  1.10  christos 	/* Update GTK from AP's RSNE */
   3311  1.10  christos 	sel = ie.group_cipher;
   3312  1.10  christos 	if (ssid->group_cipher)
   3313  1.10  christos 		sel &= ssid->group_cipher;
   3314  1.10  christos 
   3315  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG,
   3316  1.10  christos 		"WPA: AP group cipher 0x%x network group cipher 0x%x; available group cipher 0x%x",
   3317  1.10  christos 		ie.group_cipher, ssid->group_cipher, sel);
   3318  1.10  christos 	if (ie.group_cipher && !sel) {
   3319  1.10  christos 		wpa_supplicant_deauthenticate(
   3320  1.10  christos 			wpa_s, WLAN_REASON_GROUP_CIPHER_NOT_VALID);
   3321  1.10  christos 		return -1;
   3322  1.10  christos 	}
   3323  1.10  christos 
   3324  1.10  christos 	wpa_s->group_cipher = ie.group_cipher;
   3325  1.10  christos 	wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_GROUP, wpa_s->group_cipher);
   3326  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using GTK %s",
   3327  1.10  christos 		wpa_cipher_txt(wpa_s->group_cipher));
   3328  1.10  christos 
   3329  1.10  christos 	/* Update IGTK from AP RSN IE */
   3330  1.10  christos 	sel = ie.mgmt_group_cipher;
   3331  1.10  christos 	if (ssid->group_mgmt_cipher)
   3332  1.10  christos 		sel &= ssid->group_mgmt_cipher;
   3333  1.10  christos 
   3334  1.10  christos 	wpa_dbg(wpa_s, MSG_DEBUG,
   3335  1.10  christos 		"WPA: AP mgmt_group_cipher 0x%x network mgmt_group_cipher 0x%x; available mgmt_group_cipher 0x%x",
   3336  1.10  christos 		ie.mgmt_group_cipher, ssid->group_mgmt_cipher, sel);
   3337  1.10  christos 
   3338  1.10  christos 	if (pmf == NO_MGMT_FRAME_PROTECTION ||
   3339  1.10  christos 	    !(ie.capabilities & WPA_CAPABILITY_MFPC)) {
   3340  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG,
   3341  1.10  christos 			"WPA: STA/AP is not MFP capable; AP RSNE caps 0x%x",
   3342  1.10  christos 			ie.capabilities);
   3343  1.10  christos 		ie.mgmt_group_cipher = 0;
   3344  1.10  christos 	}
   3345  1.10  christos 
   3346  1.10  christos 	if (ie.mgmt_group_cipher && !sel) {
   3347  1.10  christos 		wpa_supplicant_deauthenticate(
   3348  1.10  christos 			wpa_s, WLAN_REASON_CIPHER_SUITE_REJECTED);
   3349  1.10  christos 		return -1;
   3350  1.10  christos 	}
   3351  1.10  christos 
   3352  1.10  christos 	wpa_s->mgmt_group_cipher = ie.mgmt_group_cipher;
   3353  1.10  christos 	wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_MGMT_GROUP,
   3354  1.10  christos 			 wpa_s->mgmt_group_cipher);
   3355  1.10  christos 	if (wpa_s->mgmt_group_cipher)
   3356  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "WPA: using MGMT group cipher %s",
   3357  1.10  christos 			wpa_cipher_txt(wpa_s->mgmt_group_cipher));
   3358  1.10  christos 	else
   3359  1.10  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "WPA: not using MGMT group cipher");
   3360  1.10  christos 
   3361  1.10  christos 	return 0;
   3362  1.10  christos }
   3363  1.10  christos 
   3364  1.10  christos 
   3365   1.1  christos static int wpa_supplicant_event_associnfo(struct wpa_supplicant *wpa_s,
   3366   1.1  christos 					  union wpa_event_data *data)
   3367   1.1  christos {
   3368  1.10  christos 	int l, len, found = 0, found_x = 0, wpa_found, rsn_found;
   3369   1.1  christos 	const u8 *p;
   3370   1.2     joerg 	u8 bssid[ETH_ALEN];
   3371  1.10  christos 	bool bssid_known;
   3372   1.1  christos 
   3373   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Association info event");
   3374  1.10  christos 	wpa_s->ssid_verified = false;
   3375  1.10  christos 	wpa_s->bigtk_set = false;
   3376  1.10  christos #ifdef CONFIG_SAE
   3377  1.10  christos #ifdef CONFIG_SME
   3378  1.10  christos 	/* SAE H2E binds the SSID into PT and that verifies the SSID
   3379  1.10  christos 	 * implicitly. */
   3380  1.10  christos 	if (wpa_s->sme.sae.state == SAE_ACCEPTED && wpa_s->sme.sae.h2e)
   3381  1.10  christos 		wpa_s->ssid_verified = true;
   3382  1.10  christos #endif /* CONFIG_SME */
   3383  1.10  christos #endif /* CONFIG_SAE */
   3384  1.10  christos 	bssid_known = wpa_drv_get_bssid(wpa_s, bssid) == 0;
   3385   1.1  christos 	if (data->assoc_info.req_ies)
   3386   1.1  christos 		wpa_hexdump(MSG_DEBUG, "req_ies", data->assoc_info.req_ies,
   3387   1.1  christos 			    data->assoc_info.req_ies_len);
   3388   1.2     joerg 	if (data->assoc_info.resp_ies) {
   3389   1.1  christos 		wpa_hexdump(MSG_DEBUG, "resp_ies", data->assoc_info.resp_ies,
   3390   1.1  christos 			    data->assoc_info.resp_ies_len);
   3391   1.2     joerg #ifdef CONFIG_TDLS
   3392   1.2     joerg 		wpa_tdls_assoc_resp_ies(wpa_s->wpa, data->assoc_info.resp_ies,
   3393   1.2     joerg 					data->assoc_info.resp_ies_len);
   3394   1.2     joerg #endif /* CONFIG_TDLS */
   3395   1.2     joerg #ifdef CONFIG_WNM
   3396   1.2     joerg 		wnm_process_assoc_resp(wpa_s, data->assoc_info.resp_ies,
   3397   1.2     joerg 				       data->assoc_info.resp_ies_len);
   3398   1.2     joerg #endif /* CONFIG_WNM */
   3399   1.2     joerg 		interworking_process_assoc_resp(wpa_s, data->assoc_info.resp_ies,
   3400   1.2     joerg 						data->assoc_info.resp_ies_len);
   3401   1.7  christos 		if (wpa_s->hw_capab == CAPAB_VHT &&
   3402   1.7  christos 		    get_ie(data->assoc_info.resp_ies,
   3403   1.7  christos 			   data->assoc_info.resp_ies_len, WLAN_EID_VHT_CAP))
   3404   1.7  christos 			wpa_s->ieee80211ac = 1;
   3405   1.9  christos 
   3406   1.9  christos 		multi_ap_process_assoc_resp(wpa_s, data->assoc_info.resp_ies,
   3407   1.9  christos 					    data->assoc_info.resp_ies_len);
   3408   1.2     joerg 	}
   3409   1.1  christos 	if (data->assoc_info.beacon_ies)
   3410   1.1  christos 		wpa_hexdump(MSG_DEBUG, "beacon_ies",
   3411   1.1  christos 			    data->assoc_info.beacon_ies,
   3412   1.1  christos 			    data->assoc_info.beacon_ies_len);
   3413   1.1  christos 	if (data->assoc_info.freq)
   3414   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "freq=%u MHz",
   3415   1.2     joerg 			data->assoc_info.freq);
   3416   1.1  christos 
   3417   1.9  christos 	wpa_s->connection_set = 0;
   3418   1.9  christos 	if (data->assoc_info.req_ies && data->assoc_info.resp_ies) {
   3419   1.9  christos 		struct ieee802_11_elems req_elems, resp_elems;
   3420   1.9  christos 
   3421   1.9  christos 		if (ieee802_11_parse_elems(data->assoc_info.req_ies,
   3422   1.9  christos 					   data->assoc_info.req_ies_len,
   3423   1.9  christos 					   &req_elems, 0) != ParseFailed &&
   3424   1.9  christos 		    ieee802_11_parse_elems(data->assoc_info.resp_ies,
   3425   1.9  christos 					   data->assoc_info.resp_ies_len,
   3426   1.9  christos 					   &resp_elems, 0) != ParseFailed) {
   3427   1.9  christos 			wpa_s->connection_set = 1;
   3428   1.9  christos 			wpa_s->connection_ht = req_elems.ht_capabilities &&
   3429   1.9  christos 				resp_elems.ht_capabilities;
   3430  1.10  christos 			/* Do not include subset of VHT on 2.4 GHz vendor
   3431  1.10  christos 			 * extension in consideration for reporting VHT
   3432  1.10  christos 			 * association. */
   3433   1.9  christos 			wpa_s->connection_vht = req_elems.vht_capabilities &&
   3434  1.10  christos 				resp_elems.vht_capabilities &&
   3435  1.10  christos 				(!data->assoc_info.freq ||
   3436  1.10  christos 				 wpas_freq_to_band(data->assoc_info.freq) !=
   3437  1.10  christos 				 BAND_2_4_GHZ);
   3438   1.9  christos 			wpa_s->connection_he = req_elems.he_capabilities &&
   3439   1.9  christos 				resp_elems.he_capabilities;
   3440  1.10  christos 			wpa_s->connection_eht = req_elems.eht_capabilities &&
   3441  1.10  christos 				resp_elems.eht_capabilities;
   3442  1.10  christos 			if (req_elems.rrm_enabled)
   3443  1.10  christos 				wpa_s->rrm.rrm_used = 1;
   3444   1.9  christos 		}
   3445   1.9  christos 	}
   3446   1.9  christos 
   3447   1.1  christos 	p = data->assoc_info.req_ies;
   3448   1.1  christos 	l = data->assoc_info.req_ies_len;
   3449   1.1  christos 
   3450   1.1  christos 	/* Go through the IEs and make a copy of the WPA/RSN IE, if present. */
   3451   1.1  christos 	while (p && l >= 2) {
   3452   1.1  christos 		len = p[1] + 2;
   3453   1.1  christos 		if (len > l) {
   3454   1.1  christos 			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
   3455   1.1  christos 				    p, l);
   3456   1.1  christos 			break;
   3457   1.1  christos 		}
   3458  1.10  christos 		if (!found &&
   3459  1.10  christos 		    ((p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
   3460  1.10  christos 		      (os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0)) ||
   3461  1.10  christos 		     (p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 4 &&
   3462  1.10  christos 		      (os_memcmp(&p[2], "\x50\x6F\x9A\x12", 4) == 0)) ||
   3463  1.10  christos 		     (p[0] == WLAN_EID_RSN && p[1] >= 2))) {
   3464   1.1  christos 			if (wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, p, len))
   3465   1.1  christos 				break;
   3466   1.1  christos 			found = 1;
   3467  1.10  christos 			wpa_find_assoc_pmkid(wpa_s,
   3468  1.10  christos 					     data->assoc_info.authorized);
   3469  1.10  christos 		}
   3470  1.10  christos 		if (!found_x && p[0] == WLAN_EID_RSNX) {
   3471  1.10  christos 			if (wpa_sm_set_assoc_rsnxe(wpa_s->wpa, p, len))
   3472  1.10  christos 				break;
   3473  1.10  christos 			found_x = 1;
   3474   1.1  christos 		}
   3475   1.1  christos 		l -= len;
   3476   1.1  christos 		p += len;
   3477   1.1  christos 	}
   3478   1.1  christos 	if (!found && data->assoc_info.req_ies)
   3479   1.1  christos 		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);
   3480  1.10  christos 	if (!found_x && data->assoc_info.req_ies)
   3481  1.10  christos 		wpa_sm_set_assoc_rsnxe(wpa_s->wpa, NULL, 0);
   3482   1.1  christos 
   3483   1.7  christos #ifdef CONFIG_FILS
   3484   1.7  christos #ifdef CONFIG_SME
   3485  1.10  christos 	if (wpa_s->sme.auth_alg == WPA_AUTH_ALG_FILS ||
   3486  1.10  christos 	    wpa_s->sme.auth_alg == WPA_AUTH_ALG_FILS_SK_PFS) {
   3487  1.10  christos 		if (!data->assoc_info.resp_frame ||
   3488  1.10  christos 		    fils_process_assoc_resp(wpa_s->wpa,
   3489  1.10  christos 					    data->assoc_info.resp_frame,
   3490  1.10  christos 					    data->assoc_info.resp_frame_len) <
   3491  1.10  christos 		    0) {
   3492  1.10  christos 			wpa_supplicant_deauthenticate(wpa_s,
   3493  1.10  christos 						      WLAN_REASON_UNSPECIFIED);
   3494  1.10  christos 			return -1;
   3495  1.10  christos 		}
   3496  1.10  christos 
   3497  1.10  christos 		/* FILS use of an AEAD cipher include the SSID element in
   3498  1.10  christos 		 * (Re)Association Request frame in the AAD and since the AP
   3499  1.10  christos 		 * accepted that, the SSID was verified. */
   3500  1.10  christos 		wpa_s->ssid_verified = true;
   3501   1.7  christos 	}
   3502   1.7  christos #endif /* CONFIG_SME */
   3503   1.7  christos 
   3504   1.7  christos 	/* Additional processing for FILS when SME is in driver */
   3505   1.7  christos 	if (wpa_s->auth_alg == WPA_AUTH_ALG_FILS &&
   3506   1.7  christos 	    !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME))
   3507   1.7  christos 		wpa_sm_set_reset_fils_completed(wpa_s->wpa, 1);
   3508   1.7  christos #endif /* CONFIG_FILS */
   3509   1.7  christos 
   3510   1.7  christos #ifdef CONFIG_OWE
   3511   1.7  christos 	if (wpa_s->key_mgmt == WPA_KEY_MGMT_OWE &&
   3512  1.10  christos 	    !(wpa_s->drv_flags2 & WPA_DRIVER_FLAGS2_OWE_OFFLOAD_STA) &&
   3513  1.10  christos 	    (!bssid_known ||
   3514  1.10  christos 	     owe_process_assoc_resp(wpa_s->wpa,
   3515  1.10  christos 				    wpa_s->valid_links ?
   3516  1.10  christos 				    wpa_s->ap_mld_addr : bssid,
   3517   1.7  christos 				    data->assoc_info.resp_ies,
   3518   1.7  christos 				    data->assoc_info.resp_ies_len) < 0)) {
   3519   1.7  christos 		wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_UNSPECIFIED);
   3520   1.7  christos 		return -1;
   3521   1.7  christos 	}
   3522   1.7  christos #endif /* CONFIG_OWE */
   3523   1.7  christos 
   3524   1.9  christos #ifdef CONFIG_DPP2
   3525   1.9  christos 	wpa_sm_set_dpp_z(wpa_s->wpa, NULL);
   3526  1.10  christos 	if (DPP_VERSION > 1 && wpa_s->key_mgmt == WPA_KEY_MGMT_DPP &&
   3527  1.10  christos 	    wpa_s->dpp_pfs) {
   3528   1.9  christos 		struct ieee802_11_elems elems;
   3529   1.9  christos 
   3530   1.9  christos 		if (ieee802_11_parse_elems(data->assoc_info.resp_ies,
   3531   1.9  christos 					   data->assoc_info.resp_ies_len,
   3532   1.9  christos 					   &elems, 0) == ParseFailed ||
   3533   1.9  christos 		    !elems.owe_dh)
   3534   1.9  christos 			goto no_pfs;
   3535   1.9  christos 		if (dpp_pfs_process(wpa_s->dpp_pfs, elems.owe_dh,
   3536   1.9  christos 				    elems.owe_dh_len) < 0) {
   3537   1.9  christos 			wpa_supplicant_deauthenticate(wpa_s,
   3538   1.9  christos 						      WLAN_REASON_UNSPECIFIED);
   3539   1.9  christos 			return -1;
   3540   1.9  christos 		}
   3541   1.9  christos 
   3542   1.9  christos 		wpa_sm_set_dpp_z(wpa_s->wpa, wpa_s->dpp_pfs->secret);
   3543   1.9  christos 	}
   3544   1.9  christos no_pfs:
   3545   1.9  christos #endif /* CONFIG_DPP2 */
   3546   1.9  christos 
   3547   1.1  christos #ifdef CONFIG_IEEE80211R
   3548   1.1  christos #ifdef CONFIG_SME
   3549   1.1  christos 	if (wpa_s->sme.auth_alg == WPA_AUTH_ALG_FT) {
   3550  1.10  christos 		if (!bssid_known ||
   3551   1.1  christos 		    wpa_ft_validate_reassoc_resp(wpa_s->wpa,
   3552   1.1  christos 						 data->assoc_info.resp_ies,
   3553   1.1  christos 						 data->assoc_info.resp_ies_len,
   3554   1.1  christos 						 bssid) < 0) {
   3555   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "FT: Validation of "
   3556   1.2     joerg 				"Reassociation Response failed");
   3557   1.1  christos 			wpa_supplicant_deauthenticate(
   3558   1.1  christos 				wpa_s, WLAN_REASON_INVALID_IE);
   3559   1.1  christos 			return -1;
   3560   1.1  christos 		}
   3561  1.10  christos 		/* SSID is included in PMK-R0 derivation, so it is verified
   3562  1.10  christos 		 * implicitly. */
   3563  1.10  christos 		wpa_s->ssid_verified = true;
   3564   1.1  christos 	}
   3565   1.1  christos 
   3566   1.1  christos 	p = data->assoc_info.resp_ies;
   3567   1.1  christos 	l = data->assoc_info.resp_ies_len;
   3568   1.1  christos 
   3569   1.2     joerg #ifdef CONFIG_WPS_STRICT
   3570   1.2     joerg 	if (p && wpa_s->current_ssid &&
   3571   1.2     joerg 	    wpa_s->current_ssid->key_mgmt == WPA_KEY_MGMT_WPS) {
   3572   1.2     joerg 		struct wpabuf *wps;
   3573   1.2     joerg 		wps = ieee802_11_vendor_ie_concat(p, l, WPS_IE_VENDOR_TYPE);
   3574   1.2     joerg 		if (wps == NULL) {
   3575   1.2     joerg 			wpa_msg(wpa_s, MSG_INFO, "WPS-STRICT: AP did not "
   3576   1.2     joerg 				"include WPS IE in (Re)Association Response");
   3577   1.2     joerg 			return -1;
   3578   1.2     joerg 		}
   3579   1.2     joerg 
   3580   1.2     joerg 		if (wps_validate_assoc_resp(wps) < 0) {
   3581   1.2     joerg 			wpabuf_free(wps);
   3582   1.2     joerg 			wpa_supplicant_deauthenticate(
   3583   1.2     joerg 				wpa_s, WLAN_REASON_INVALID_IE);
   3584   1.2     joerg 			return -1;
   3585   1.2     joerg 		}
   3586   1.2     joerg 		wpabuf_free(wps);
   3587   1.2     joerg 	}
   3588   1.2     joerg #endif /* CONFIG_WPS_STRICT */
   3589   1.2     joerg 
   3590   1.1  christos 	/* Go through the IEs and make a copy of the MDIE, if present. */
   3591   1.1  christos 	while (p && l >= 2) {
   3592   1.1  christos 		len = p[1] + 2;
   3593   1.1  christos 		if (len > l) {
   3594   1.1  christos 			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
   3595   1.1  christos 				    p, l);
   3596   1.1  christos 			break;
   3597   1.1  christos 		}
   3598   1.1  christos 		if (p[0] == WLAN_EID_MOBILITY_DOMAIN &&
   3599   1.1  christos 		    p[1] >= MOBILITY_DOMAIN_ID_LEN) {
   3600   1.1  christos 			wpa_s->sme.ft_used = 1;
   3601   1.1  christos 			os_memcpy(wpa_s->sme.mobility_domain, p + 2,
   3602   1.1  christos 				  MOBILITY_DOMAIN_ID_LEN);
   3603   1.1  christos 			break;
   3604   1.1  christos 		}
   3605   1.1  christos 		l -= len;
   3606   1.1  christos 		p += len;
   3607   1.1  christos 	}
   3608   1.1  christos #endif /* CONFIG_SME */
   3609   1.1  christos 
   3610   1.2     joerg 	/* Process FT when SME is in the driver */
   3611   1.2     joerg 	if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
   3612   1.2     joerg 	    wpa_ft_is_completed(wpa_s->wpa)) {
   3613  1.10  christos 		if (!bssid_known ||
   3614   1.2     joerg 		    wpa_ft_validate_reassoc_resp(wpa_s->wpa,
   3615   1.2     joerg 						 data->assoc_info.resp_ies,
   3616   1.2     joerg 						 data->assoc_info.resp_ies_len,
   3617   1.2     joerg 						 bssid) < 0) {
   3618   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "FT: Validation of "
   3619   1.2     joerg 				"Reassociation Response failed");
   3620   1.2     joerg 			wpa_supplicant_deauthenticate(
   3621   1.2     joerg 				wpa_s, WLAN_REASON_INVALID_IE);
   3622   1.2     joerg 			return -1;
   3623   1.2     joerg 		}
   3624   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "FT: Reassociation Response done");
   3625  1.10  christos 		/* SSID is included in PMK-R0 derivation, so it is verified
   3626  1.10  christos 		 * implicitly. */
   3627  1.10  christos 		wpa_s->ssid_verified = true;
   3628   1.2     joerg 	}
   3629   1.2     joerg 
   3630   1.1  christos 	wpa_sm_set_ft_params(wpa_s->wpa, data->assoc_info.resp_ies,
   3631   1.1  christos 			     data->assoc_info.resp_ies_len);
   3632   1.1  christos #endif /* CONFIG_IEEE80211R */
   3633   1.1  christos 
   3634  1.10  christos #ifndef CONFIG_NO_ROBUST_AV
   3635  1.10  christos 	if (bssid_known)
   3636  1.10  christos 		wpas_handle_assoc_resp_mscs(wpa_s, bssid,
   3637  1.10  christos 					    data->assoc_info.resp_ies,
   3638  1.10  christos 					    data->assoc_info.resp_ies_len);
   3639  1.10  christos #endif /* CONFIG_NO_ROBUST_AV */
   3640  1.10  christos 
   3641   1.1  christos 	/* WPA/RSN IE from Beacon/ProbeResp */
   3642   1.1  christos 	p = data->assoc_info.beacon_ies;
   3643   1.1  christos 	l = data->assoc_info.beacon_ies_len;
   3644   1.1  christos 
   3645   1.1  christos 	/* Go through the IEs and make a copy of the WPA/RSN IEs, if present.
   3646   1.1  christos 	 */
   3647   1.1  christos 	wpa_found = rsn_found = 0;
   3648   1.1  christos 	while (p && l >= 2) {
   3649   1.1  christos 		len = p[1] + 2;
   3650   1.1  christos 		if (len > l) {
   3651   1.1  christos 			wpa_hexdump(MSG_DEBUG, "Truncated IE in beacon_ies",
   3652   1.1  christos 				    p, l);
   3653   1.1  christos 			break;
   3654   1.1  christos 		}
   3655   1.1  christos 		if (!wpa_found &&
   3656   1.1  christos 		    p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
   3657   1.1  christos 		    os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0) {
   3658   1.1  christos 			wpa_found = 1;
   3659   1.1  christos 			wpa_sm_set_ap_wpa_ie(wpa_s->wpa, p, len);
   3660   1.1  christos 		}
   3661   1.1  christos 
   3662   1.1  christos 		if (!rsn_found &&
   3663   1.1  christos 		    p[0] == WLAN_EID_RSN && p[1] >= 2) {
   3664   1.1  christos 			rsn_found = 1;
   3665   1.1  christos 			wpa_sm_set_ap_rsn_ie(wpa_s->wpa, p, len);
   3666   1.1  christos 		}
   3667   1.1  christos 
   3668  1.10  christos 		if (p[0] == WLAN_EID_RSNX && p[1] >= 1)
   3669  1.10  christos 			wpa_sm_set_ap_rsnxe(wpa_s->wpa, p, len);
   3670  1.10  christos 
   3671   1.1  christos 		l -= len;
   3672   1.1  christos 		p += len;
   3673   1.1  christos 	}
   3674   1.1  christos 
   3675   1.1  christos 	if (!wpa_found && data->assoc_info.beacon_ies)
   3676   1.1  christos 		wpa_sm_set_ap_wpa_ie(wpa_s->wpa, NULL, 0);
   3677  1.10  christos 	if (!rsn_found && data->assoc_info.beacon_ies) {
   3678   1.1  christos 		wpa_sm_set_ap_rsn_ie(wpa_s->wpa, NULL, 0);
   3679  1.10  christos 		wpa_sm_set_ap_rsnxe(wpa_s->wpa, NULL, 0);
   3680  1.10  christos 	}
   3681   1.1  christos 	if (wpa_found || rsn_found)
   3682   1.1  christos 		wpa_s->ap_ies_from_associnfo = 1;
   3683   1.1  christos 
   3684  1.10  christos 	if (wpa_s->assoc_freq && data->assoc_info.freq) {
   3685  1.10  christos 		struct wpa_bss *bss;
   3686  1.10  christos 		unsigned int freq = 0;
   3687  1.10  christos 
   3688  1.10  christos 		if (bssid_known) {
   3689  1.10  christos 			bss = wpa_bss_get_bssid_latest(wpa_s, bssid);
   3690  1.10  christos 			if (bss)
   3691  1.10  christos 				freq = bss->freq;
   3692  1.10  christos 		}
   3693  1.10  christos 		if (freq != data->assoc_info.freq) {
   3694  1.10  christos 			wpa_printf(MSG_DEBUG,
   3695  1.10  christos 				   "Operating frequency changed from %u to %u MHz",
   3696  1.10  christos 				   wpa_s->assoc_freq, data->assoc_info.freq);
   3697  1.10  christos 			wpa_supplicant_update_scan_results(wpa_s, bssid);
   3698  1.10  christos 		}
   3699   1.2     joerg 	}
   3700   1.2     joerg 
   3701   1.1  christos 	wpa_s->assoc_freq = data->assoc_info.freq;
   3702   1.1  christos 
   3703  1.10  christos #ifndef CONFIG_NO_ROBUST_AV
   3704  1.10  christos 	wpas_handle_assoc_resp_qos_mgmt(wpa_s, data->assoc_info.resp_ies,
   3705  1.10  christos 					data->assoc_info.resp_ies_len);
   3706  1.10  christos #endif /* CONFIG_NO_ROBUST_AV */
   3707  1.10  christos 
   3708   1.1  christos 	return 0;
   3709   1.1  christos }
   3710   1.1  christos 
   3711   1.1  christos 
   3712   1.2     joerg static int wpa_supplicant_assoc_update_ie(struct wpa_supplicant *wpa_s)
   3713   1.2     joerg {
   3714  1.10  christos 	const u8 *bss_wpa = NULL, *bss_rsn = NULL, *bss_rsnx = NULL;
   3715   1.2     joerg 
   3716   1.2     joerg 	if (!wpa_s->current_bss || !wpa_s->current_ssid)
   3717   1.2     joerg 		return -1;
   3718   1.2     joerg 
   3719   1.2     joerg 	if (!wpa_key_mgmt_wpa_any(wpa_s->current_ssid->key_mgmt))
   3720   1.2     joerg 		return 0;
   3721   1.2     joerg 
   3722   1.2     joerg 	bss_wpa = wpa_bss_get_vendor_ie(wpa_s->current_bss,
   3723   1.2     joerg 					WPA_IE_VENDOR_TYPE);
   3724   1.2     joerg 	bss_rsn = wpa_bss_get_ie(wpa_s->current_bss, WLAN_EID_RSN);
   3725  1.10  christos 	bss_rsnx = wpa_bss_get_ie(wpa_s->current_bss, WLAN_EID_RSNX);
   3726   1.2     joerg 
   3727   1.2     joerg 	if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, bss_wpa,
   3728   1.2     joerg 				 bss_wpa ? 2 + bss_wpa[1] : 0) ||
   3729   1.2     joerg 	    wpa_sm_set_ap_rsn_ie(wpa_s->wpa, bss_rsn,
   3730  1.10  christos 				 bss_rsn ? 2 + bss_rsn[1] : 0) ||
   3731  1.10  christos 	    wpa_sm_set_ap_rsnxe(wpa_s->wpa, bss_rsnx,
   3732  1.10  christos 				 bss_rsnx ? 2 + bss_rsnx[1] : 0))
   3733   1.2     joerg 		return -1;
   3734   1.2     joerg 
   3735   1.2     joerg 	return 0;
   3736   1.2     joerg }
   3737   1.2     joerg 
   3738   1.2     joerg 
   3739   1.6  christos static void wpas_fst_update_mb_assoc(struct wpa_supplicant *wpa_s,
   3740   1.6  christos 				     union wpa_event_data *data)
   3741   1.6  christos {
   3742   1.6  christos #ifdef CONFIG_FST
   3743   1.6  christos 	struct assoc_info *ai = data ? &data->assoc_info : NULL;
   3744   1.6  christos 	struct wpa_bss *bss = wpa_s->current_bss;
   3745   1.6  christos 	const u8 *ieprb, *iebcn;
   3746   1.6  christos 
   3747   1.6  christos 	wpabuf_free(wpa_s->received_mb_ies);
   3748   1.6  christos 	wpa_s->received_mb_ies = NULL;
   3749   1.6  christos 
   3750   1.6  christos 	if (ai &&
   3751   1.6  christos 	    !wpas_fst_update_mbie(wpa_s, ai->resp_ies, ai->resp_ies_len)) {
   3752   1.6  christos 		wpa_printf(MSG_DEBUG,
   3753   1.6  christos 			   "FST: MB IEs updated from Association Response frame");
   3754   1.6  christos 		return;
   3755   1.6  christos 	}
   3756   1.6  christos 
   3757   1.6  christos 	if (ai &&
   3758   1.6  christos 	    !wpas_fst_update_mbie(wpa_s, ai->beacon_ies, ai->beacon_ies_len)) {
   3759   1.6  christos 		wpa_printf(MSG_DEBUG,
   3760   1.6  christos 			   "FST: MB IEs updated from association event Beacon IEs");
   3761   1.6  christos 		return;
   3762   1.6  christos 	}
   3763   1.6  christos 
   3764  1.10  christos 	if (!bss)
   3765  1.10  christos 		return;
   3766  1.10  christos 
   3767  1.10  christos 	ieprb = wpa_bss_ie_ptr(bss);
   3768  1.10  christos 	iebcn = ieprb + bss->ie_len;
   3769  1.10  christos 
   3770  1.10  christos 	if (!wpas_fst_update_mbie(wpa_s, ieprb, bss->ie_len))
   3771  1.10  christos 		wpa_printf(MSG_DEBUG, "FST: MB IEs updated from bss IE");
   3772  1.10  christos 	else if (!wpas_fst_update_mbie(wpa_s, iebcn, bss->beacon_ie_len))
   3773  1.10  christos 		wpa_printf(MSG_DEBUG, "FST: MB IEs updated from bss beacon IE");
   3774  1.10  christos #endif /* CONFIG_FST */
   3775  1.10  christos }
   3776  1.10  christos 
   3777  1.10  christos 
   3778  1.10  christos static unsigned int wpas_ml_parse_assoc(struct wpa_supplicant *wpa_s,
   3779  1.10  christos 					struct ieee802_11_elems *elems,
   3780  1.10  christos 					struct ml_sta_link_info *ml_info)
   3781  1.10  christos {
   3782  1.10  christos 	struct wpabuf *mlbuf;
   3783  1.10  christos 	struct ieee80211_eht_ml *ml;
   3784  1.10  christos 	size_t ml_len;
   3785  1.10  christos 	struct eht_ml_basic_common_info *common_info;
   3786  1.10  christos 	const u8 *pos;
   3787  1.10  christos 	u16 eml_capa = 0, mld_capa = 0;
   3788  1.10  christos 	const u16 control =
   3789  1.10  christos 		host_to_le16(MULTI_LINK_CONTROL_TYPE_BASIC |
   3790  1.10  christos 			     BASIC_MULTI_LINK_CTRL_PRES_LINK_ID |
   3791  1.10  christos 			     BASIC_MULTI_LINK_CTRL_PRES_BSS_PARAM_CH_COUNT);
   3792  1.10  christos 	u8 expected_common_info_len = 9;
   3793  1.10  christos 	unsigned int i = 0;
   3794  1.10  christos 	u16 ml_control;
   3795  1.10  christos 
   3796  1.10  christos 	if (!wpa_s->valid_links || !elems->basic_mle || !elems->basic_mle_len)
   3797  1.10  christos 		return 0;
   3798  1.10  christos 
   3799  1.10  christos 	mlbuf = ieee802_11_defrag(elems->basic_mle, elems->basic_mle_len, true);
   3800  1.10  christos 	if (!mlbuf)
   3801  1.10  christos 		return 0;
   3802  1.10  christos 
   3803  1.10  christos 	ml = (struct ieee80211_eht_ml *) wpabuf_head(mlbuf);
   3804  1.10  christos 	ml_len = wpabuf_len(mlbuf);
   3805  1.10  christos 	if (ml_len < sizeof(*ml))
   3806  1.10  christos 		goto out;
   3807  1.10  christos 
   3808  1.10  christos 	os_memset(ml_info, 0, sizeof(*ml_info) * MAX_NUM_MLD_LINKS);
   3809  1.10  christos 
   3810  1.10  christos 	ml_control = le_to_host16(ml->ml_control);
   3811  1.10  christos 
   3812  1.10  christos 	if ((ml_control & control) != control) {
   3813  1.10  christos 		wpa_printf(MSG_DEBUG, "MLD: Invalid presence BM=0x%x",
   3814  1.10  christos 			   ml_control);
   3815  1.10  christos 		goto out;
   3816  1.10  christos 	}
   3817  1.10  christos 
   3818  1.10  christos 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_EML_CAPA) {
   3819  1.10  christos 		wpa_printf(MSG_DEBUG, "MLD: EML capabilities included");
   3820  1.10  christos 		expected_common_info_len += 2;
   3821  1.10  christos 	}
   3822  1.10  christos 
   3823  1.10  christos 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_MLD_CAPA) {
   3824  1.10  christos 		wpa_printf(MSG_DEBUG, "MLD: MLD capabilities included");
   3825  1.10  christos 		expected_common_info_len += 2;
   3826  1.10  christos 	}
   3827  1.10  christos 
   3828  1.10  christos 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_MSD_INFO) {
   3829  1.10  christos 		wpa_printf(MSG_DEBUG,
   3830  1.10  christos 			   "MLD: Unexpected: medium sync delay info present");
   3831  1.10  christos 		expected_common_info_len += 2;
   3832  1.10  christos 	}
   3833  1.10  christos 
   3834  1.10  christos 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_AP_MLD_ID) {
   3835  1.10  christos 		wpa_printf(MSG_DEBUG,
   3836  1.10  christos 			   "MLD: Unexpected: MLD ID present");
   3837  1.10  christos 		expected_common_info_len++;
   3838  1.10  christos 	}
   3839  1.10  christos 
   3840  1.10  christos 	if (sizeof(*ml) + expected_common_info_len > ml_len) {
   3841  1.10  christos 		wpa_printf(MSG_DEBUG,
   3842  1.10  christos 			   "MLD: Not enough bytes for common info. ml_len=%zu",
   3843  1.10  christos 			   ml_len);
   3844  1.10  christos 		goto out;
   3845  1.10  christos 	}
   3846  1.10  christos 
   3847  1.10  christos 	common_info = (struct eht_ml_basic_common_info *) ml->variable;
   3848  1.10  christos 	if (common_info->len != expected_common_info_len) {
   3849  1.10  christos 		wpa_printf(MSG_DEBUG,
   3850  1.10  christos 			   "MLD: Invalid common info len=%u. expected=%u",
   3851  1.10  christos 			   common_info->len, expected_common_info_len);
   3852  1.10  christos 		goto out;
   3853  1.10  christos 	}
   3854  1.10  christos 
   3855  1.10  christos 	wpa_printf(MSG_DEBUG, "MLD: address: " MACSTR,
   3856  1.10  christos 		   MAC2STR(common_info->mld_addr));
   3857  1.10  christos 
   3858  1.10  christos 	if (!ether_addr_equal(wpa_s->ap_mld_addr, common_info->mld_addr)) {
   3859  1.10  christos 		wpa_printf(MSG_DEBUG, "MLD: Mismatching MLD address (expected "
   3860  1.10  christos 			   MACSTR ")", MAC2STR(wpa_s->ap_mld_addr));
   3861  1.10  christos 		goto out;
   3862  1.10  christos 	}
   3863  1.10  christos 
   3864  1.10  christos 	pos = common_info->variable;
   3865  1.10  christos 
   3866  1.10  christos 	/* Store the information for the association link */
   3867  1.10  christos 	ml_info[i].link_id = *pos;
   3868  1.10  christos 	pos++;
   3869  1.10  christos 
   3870  1.10  christos 	/* Skip the BSS Parameters Change Count */
   3871  1.10  christos 	pos++;
   3872  1.10  christos 
   3873  1.10  christos 	/* Skip the Medium Synchronization Delay Information if present  */
   3874  1.10  christos 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_MSD_INFO)
   3875  1.10  christos 		pos += 2;
   3876  1.10  christos 
   3877  1.10  christos 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_EML_CAPA) {
   3878  1.10  christos 		eml_capa = WPA_GET_LE16(pos);
   3879  1.10  christos 		pos += 2;
   3880  1.10  christos 	}
   3881  1.10  christos 
   3882  1.10  christos 	if (ml_control & BASIC_MULTI_LINK_CTRL_PRES_MLD_CAPA) {
   3883  1.10  christos 		mld_capa = WPA_GET_LE16(pos);
   3884  1.10  christos 		pos += 2;
   3885  1.10  christos 	}
   3886  1.10  christos 
   3887  1.10  christos 	wpa_printf(MSG_DEBUG,
   3888  1.10  christos 		   "MLD: link_id=%u, eml=0x%x, mld=0x%x",
   3889  1.10  christos 		   ml_info[i].link_id, eml_capa, mld_capa);
   3890  1.10  christos 
   3891  1.10  christos 	i++;
   3892  1.10  christos 
   3893  1.10  christos 	pos = ((u8 *) common_info) + common_info->len;
   3894  1.10  christos 	ml_len -= sizeof(*ml) + common_info->len;
   3895  1.10  christos 	while (ml_len > 2 && i < MAX_NUM_MLD_LINKS) {
   3896  1.10  christos 		u8 sub_elem_len = pos[1];
   3897  1.10  christos 		u8 sta_info_len;
   3898  1.10  christos 		u8 nstr_bitmap_len = 0;
   3899  1.10  christos 		u16 ctrl;
   3900  1.10  christos 		const u8 *end;
   3901  1.10  christos 
   3902  1.10  christos 		wpa_printf(MSG_DEBUG, "MLD: Subelement len=%u", sub_elem_len);
   3903  1.10  christos 
   3904  1.10  christos 		if (sub_elem_len > ml_len - 2) {
   3905  1.10  christos 			wpa_printf(MSG_DEBUG,
   3906  1.10  christos 				   "MLD: Invalid link info len: %u > %zu",
   3907  1.10  christos 				   2 + sub_elem_len, ml_len);
   3908  1.10  christos 			goto out;
   3909  1.10  christos 		}
   3910  1.10  christos 
   3911  1.10  christos 		switch (*pos) {
   3912  1.10  christos 		case EHT_ML_SUB_ELEM_PER_STA_PROFILE:
   3913  1.10  christos 			break;
   3914  1.10  christos 		case EHT_ML_SUB_ELEM_FRAGMENT:
   3915  1.10  christos 		case EHT_ML_SUB_ELEM_VENDOR:
   3916  1.10  christos 			wpa_printf(MSG_DEBUG,
   3917  1.10  christos 				   "MLD: Skip subelement id=%u, len=%u",
   3918  1.10  christos 				   *pos, sub_elem_len);
   3919  1.10  christos 			pos += 2 + sub_elem_len;
   3920  1.10  christos 			ml_len -= 2 + sub_elem_len;
   3921  1.10  christos 			continue;
   3922  1.10  christos 		default:
   3923  1.10  christos 			wpa_printf(MSG_DEBUG, "MLD: Unknown subelement ID=%u",
   3924  1.10  christos 				   *pos);
   3925  1.10  christos 			goto out;
   3926  1.10  christos 		}
   3927  1.10  christos 
   3928  1.10  christos 		end = pos + 2 + sub_elem_len;
   3929  1.10  christos 
   3930  1.10  christos 		/* Skip the subelement ID and the length */
   3931  1.10  christos 		pos += 2;
   3932  1.10  christos 		ml_len -= 2;
   3933  1.10  christos 
   3934  1.10  christos 		if (end - pos < 2)
   3935  1.10  christos 			goto out;
   3936  1.10  christos 
   3937  1.10  christos 		/* Get the station control field */
   3938  1.10  christos 		ctrl = WPA_GET_LE16(pos);
   3939  1.10  christos 
   3940  1.10  christos 		pos += 2;
   3941  1.10  christos 		ml_len -= 2;
   3942  1.10  christos 
   3943  1.10  christos 		if (!(ctrl & EHT_PER_STA_CTRL_COMPLETE_PROFILE_MSK)) {
   3944  1.10  christos 			wpa_printf(MSG_DEBUG,
   3945  1.10  christos 				   "MLD: Per STA complete profile expected");
   3946  1.10  christos 			goto out;
   3947  1.10  christos 		}
   3948  1.10  christos 
   3949  1.10  christos 		if (!(ctrl & EHT_PER_STA_CTRL_MAC_ADDR_PRESENT_MSK)) {
   3950  1.10  christos 			wpa_printf(MSG_DEBUG,
   3951  1.10  christos 				   "MLD: Per STA MAC address not present");
   3952  1.10  christos 			goto out;
   3953  1.10  christos 		}
   3954  1.10  christos 
   3955  1.10  christos 		if (!(ctrl & EHT_PER_STA_CTRL_TSF_OFFSET_PRESENT_MSK)) {
   3956  1.10  christos 			wpa_printf(MSG_DEBUG,
   3957  1.10  christos 				   "MLD: Per STA TSF offset not present");
   3958  1.10  christos 			goto out;
   3959  1.10  christos 		}
   3960  1.10  christos 
   3961  1.10  christos 		if (!(ctrl & EHT_PER_STA_CTRL_BEACON_INTERVAL_PRESENT_MSK)) {
   3962  1.10  christos 			wpa_printf(MSG_DEBUG,
   3963  1.10  christos 				   "MLD: Beacon interval not present");
   3964  1.10  christos 			goto out;
   3965  1.10  christos 		}
   3966  1.10  christos 
   3967  1.10  christos 		if (!(ctrl & EHT_PER_STA_CTRL_DTIM_INFO_PRESENT_MSK)) {
   3968  1.10  christos 			wpa_printf(MSG_DEBUG,
   3969  1.10  christos 				   "MLD:  DTIM information not present");
   3970  1.10  christos 			goto out;
   3971  1.10  christos 		}
   3972  1.10  christos 
   3973  1.10  christos 		if (ctrl & EHT_PER_STA_CTRL_NSTR_LINK_PAIR_PRESENT_MSK) {
   3974  1.10  christos 			if (ctrl & EHT_PER_STA_CTRL_NSTR_BM_SIZE_MSK)
   3975  1.10  christos 				nstr_bitmap_len = 2;
   3976  1.10  christos 			else
   3977  1.10  christos 				nstr_bitmap_len = 1;
   3978  1.10  christos 		}
   3979  1.10  christos 
   3980  1.10  christos 		if (!(ctrl & EHT_PER_STA_CTRL_BSS_PARAM_CNT_PRESENT_MSK)) {
   3981  1.10  christos 			wpa_printf(MSG_DEBUG,
   3982  1.10  christos 				   "MLD:  BSS params change count not present");
   3983  1.10  christos 			goto out;
   3984  1.10  christos 		}
   3985  1.10  christos 
   3986  1.10  christos 		sta_info_len = 1 + ETH_ALEN + 8 + 2 + 2 + 1 + nstr_bitmap_len;
   3987  1.10  christos 		if (sta_info_len > ml_len || sta_info_len > end - pos ||
   3988  1.10  christos 		    sta_info_len + 2 > sub_elem_len ||
   3989  1.10  christos 		    sta_info_len != *pos) {
   3990  1.10  christos 			wpa_printf(MSG_DEBUG,
   3991  1.10  christos 				   "MLD: Invalid STA info len=%u, len=%u",
   3992  1.10  christos 				   sta_info_len, *pos);
   3993  1.10  christos 			goto out;
   3994  1.10  christos 		}
   3995  1.10  christos 
   3996  1.10  christos 		/* Get the link address */
   3997  1.10  christos 		wpa_printf(MSG_DEBUG,
   3998  1.10  christos 			   "MLD: link addr: " MACSTR " nstr BM len=%u",
   3999  1.10  christos 			   MAC2STR(pos + 1), nstr_bitmap_len);
   4000  1.10  christos 
   4001  1.10  christos 		ml_info[i].link_id = ctrl & EHT_PER_STA_CTRL_LINK_ID_MSK;
   4002  1.10  christos 		os_memcpy(ml_info[i].bssid, pos + 1, ETH_ALEN);
   4003  1.10  christos 
   4004  1.10  christos 		pos += sta_info_len;
   4005  1.10  christos 		ml_len -= sta_info_len;
   4006  1.10  christos 
   4007  1.10  christos 		wpa_printf(MSG_DEBUG, "MLD: sub_elem_len=%u, sta_info_len=%u",
   4008  1.10  christos 			   sub_elem_len, sta_info_len);
   4009  1.10  christos 
   4010  1.10  christos 		sub_elem_len -= sta_info_len + 2;
   4011  1.10  christos 		if (sub_elem_len < 4) {
   4012  1.10  christos 			wpa_printf(MSG_DEBUG, "MLD: Per STA profile too short");
   4013  1.10  christos 			goto out;
   4014  1.10  christos 		}
   4015  1.10  christos 
   4016  1.10  christos 		wpa_hexdump(MSG_MSGDUMP, "MLD: STA profile", pos, sub_elem_len);
   4017  1.10  christos 		ml_info[i].status = WPA_GET_LE16(pos + 2);
   4018  1.10  christos 
   4019  1.10  christos 		pos += sub_elem_len;
   4020  1.10  christos 		ml_len -= sub_elem_len;
   4021  1.10  christos 
   4022  1.10  christos 		i++;
   4023  1.10  christos 	}
   4024  1.10  christos 
   4025  1.10  christos 	wpabuf_free(mlbuf);
   4026  1.10  christos 	return i;
   4027  1.10  christos out:
   4028  1.10  christos 	wpabuf_free(mlbuf);
   4029  1.10  christos 	return 0;
   4030  1.10  christos }
   4031  1.10  christos 
   4032  1.10  christos 
   4033  1.10  christos static int wpa_drv_get_mlo_info(struct wpa_supplicant *wpa_s)
   4034  1.10  christos {
   4035  1.10  christos 	struct driver_sta_mlo_info mlo;
   4036  1.10  christos 	int i;
   4037  1.10  christos 
   4038  1.10  christos 	os_memset(&mlo, 0, sizeof(mlo));
   4039  1.10  christos 	if (wpas_drv_get_sta_mlo_info(wpa_s, &mlo)) {
   4040  1.10  christos 		wpa_dbg(wpa_s, MSG_ERROR, "Failed to get MLO link info");
   4041  1.10  christos 		wpa_supplicant_deauthenticate(wpa_s,
   4042  1.10  christos 					      WLAN_REASON_DEAUTH_LEAVING);
   4043  1.10  christos 		return -1;
   4044  1.10  christos 	}
   4045  1.10  christos 
   4046  1.10  christos 	if (wpa_s->valid_links == mlo.valid_links) {
   4047  1.10  christos 		bool match = true;
   4048  1.10  christos 
   4049  1.10  christos 		if (!mlo.valid_links)
   4050  1.10  christos 			return 0;
   4051  1.10  christos 
   4052  1.10  christos 		for_each_link(mlo.valid_links, i) {
   4053  1.10  christos 			if (!ether_addr_equal(wpa_s->links[i].addr,
   4054  1.10  christos 					      mlo.links[i].addr) ||
   4055  1.10  christos 			    !ether_addr_equal(wpa_s->links[i].bssid,
   4056  1.10  christos 					      mlo.links[i].bssid)) {
   4057  1.10  christos 				match = false;
   4058  1.10  christos 				break;
   4059  1.10  christos 			}
   4060  1.10  christos 		}
   4061  1.10  christos 
   4062  1.10  christos 		if (match && wpa_s->mlo_assoc_link_id == mlo.assoc_link_id &&
   4063  1.10  christos 		    ether_addr_equal(wpa_s->ap_mld_addr, mlo.ap_mld_addr))
   4064  1.10  christos 			return 0;
   4065  1.10  christos 	}
   4066  1.10  christos 
   4067  1.10  christos 	wpa_s->valid_links = mlo.valid_links;
   4068  1.10  christos 	wpa_s->mlo_assoc_link_id = mlo.assoc_link_id;
   4069  1.10  christos 	os_memcpy(wpa_s->ap_mld_addr, mlo.ap_mld_addr, ETH_ALEN);
   4070  1.10  christos 	for_each_link(wpa_s->valid_links, i) {
   4071  1.10  christos 		os_memcpy(wpa_s->links[i].addr, mlo.links[i].addr, ETH_ALEN);
   4072  1.10  christos 		os_memcpy(wpa_s->links[i].bssid, mlo.links[i].bssid, ETH_ALEN);
   4073  1.10  christos 		wpa_s->links[i].freq = mlo.links[i].freq;
   4074  1.10  christos 		wpa_supplicant_update_link_bss(wpa_s, i, mlo.links[i].bssid);
   4075  1.10  christos 	}
   4076  1.10  christos 
   4077  1.10  christos 	return 0;
   4078  1.10  christos }
   4079  1.10  christos 
   4080  1.10  christos 
   4081  1.10  christos static int wpa_sm_set_ml_info(struct wpa_supplicant *wpa_s)
   4082  1.10  christos {
   4083  1.10  christos 	struct driver_sta_mlo_info drv_mlo;
   4084  1.10  christos 	struct wpa_sm_mlo wpa_mlo;
   4085  1.10  christos 	const u8 *bss_rsn = NULL, *bss_rsnx = NULL;
   4086  1.10  christos 	int i;
   4087  1.10  christos 
   4088  1.10  christos 	os_memset(&drv_mlo, 0, sizeof(drv_mlo));
   4089  1.10  christos 	if (wpas_drv_get_sta_mlo_info(wpa_s, &drv_mlo)) {
   4090  1.10  christos 		wpa_dbg(wpa_s, MSG_INFO, "Failed to get MLO link info");
   4091  1.10  christos 		return -1;
   4092  1.10  christos 	}
   4093  1.10  christos 
   4094  1.10  christos 	os_memset(&wpa_mlo, 0, sizeof(wpa_mlo));
   4095  1.10  christos 	if (!drv_mlo.valid_links)
   4096  1.10  christos 		goto out;
   4097  1.10  christos 
   4098  1.10  christos 	os_memcpy(wpa_mlo.ap_mld_addr, drv_mlo.ap_mld_addr, ETH_ALEN);
   4099  1.10  christos 	wpa_mlo.assoc_link_id = drv_mlo.assoc_link_id;
   4100  1.10  christos 	wpa_mlo.valid_links = drv_mlo.valid_links;
   4101  1.10  christos 	wpa_mlo.req_links = drv_mlo.req_links;
   4102  1.10  christos 
   4103  1.10  christos 	for_each_link(drv_mlo.req_links, i) {
   4104  1.10  christos 		struct wpa_bss *bss;
   4105  1.10  christos 
   4106  1.10  christos 		bss = wpa_supplicant_get_new_bss(wpa_s, drv_mlo.links[i].bssid);
   4107  1.10  christos 		if (!bss) {
   4108  1.10  christos 			wpa_dbg(wpa_s, MSG_INFO,
   4109  1.10  christos 				"Failed to get MLO link %d BSS", i);
   4110  1.10  christos 			return -1;
   4111  1.10  christos 		}
   4112  1.10  christos 
   4113  1.10  christos 		bss_rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
   4114  1.10  christos 		bss_rsnx = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
   4115   1.6  christos 
   4116  1.10  christos 		wpa_mlo.links[i].ap_rsne = bss_rsn ? (u8 *) bss_rsn : NULL;
   4117  1.10  christos 		wpa_mlo.links[i].ap_rsne_len = bss_rsn ? 2 + bss_rsn[1] : 0;
   4118  1.10  christos 		wpa_mlo.links[i].ap_rsnxe = bss_rsnx ? (u8 *) bss_rsnx : NULL;
   4119  1.10  christos 		wpa_mlo.links[i].ap_rsnxe_len = bss_rsnx ? 2 + bss_rsnx[1] : 0;
   4120  1.10  christos 
   4121  1.10  christos 		os_memcpy(wpa_mlo.links[i].bssid, drv_mlo.links[i].bssid,
   4122  1.10  christos 			  ETH_ALEN);
   4123  1.10  christos 		os_memcpy(wpa_mlo.links[i].addr, drv_mlo.links[i].addr,
   4124  1.10  christos 			  ETH_ALEN);
   4125  1.10  christos 	}
   4126   1.6  christos 
   4127  1.10  christos out:
   4128  1.10  christos 	return wpa_sm_set_mlo_params(wpa_s->wpa, &wpa_mlo);
   4129   1.6  christos }
   4130   1.6  christos 
   4131   1.6  christos 
   4132   1.1  christos static void wpa_supplicant_event_assoc(struct wpa_supplicant *wpa_s,
   4133   1.1  christos 				       union wpa_event_data *data)
   4134   1.1  christos {
   4135   1.1  christos 	u8 bssid[ETH_ALEN];
   4136   1.6  christos 	int ft_completed, already_authorized;
   4137   1.6  christos 	int new_bss = 0;
   4138  1.10  christos #if defined(CONFIG_FILS) || defined(CONFIG_MBO)
   4139  1.10  christos 	struct wpa_bss *bss;
   4140  1.10  christos #endif /* CONFIG_FILS || CONFIG_MBO */
   4141   1.1  christos 
   4142   1.1  christos #ifdef CONFIG_AP
   4143   1.1  christos 	if (wpa_s->ap_iface) {
   4144   1.2     joerg 		if (!data)
   4145   1.2     joerg 			return;
   4146   1.1  christos 		hostapd_notif_assoc(wpa_s->ap_iface->bss[0],
   4147   1.1  christos 				    data->assoc_info.addr,
   4148   1.1  christos 				    data->assoc_info.req_ies,
   4149  1.10  christos 				    data->assoc_info.req_ies_len, NULL, 0,
   4150  1.10  christos 				    NULL, data->assoc_info.reassoc);
   4151   1.1  christos 		return;
   4152   1.1  christos 	}
   4153   1.1  christos #endif /* CONFIG_AP */
   4154   1.1  christos 
   4155   1.6  christos 	eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
   4156  1.10  christos 	wpa_s->own_reconnect_req = 0;
   4157   1.6  christos 
   4158   1.1  christos 	ft_completed = wpa_ft_is_completed(wpa_s->wpa);
   4159  1.10  christos 
   4160  1.10  christos 	if (wpa_drv_get_bssid(wpa_s, bssid) < 0) {
   4161  1.10  christos 		wpa_dbg(wpa_s, MSG_ERROR, "Failed to get BSSID");
   4162  1.10  christos 		wpa_supplicant_deauthenticate(
   4163  1.10  christos 			wpa_s, WLAN_REASON_DEAUTH_LEAVING);
   4164  1.10  christos 		return;
   4165  1.10  christos 	}
   4166  1.10  christos 
   4167  1.10  christos 	if (wpa_drv_get_mlo_info(wpa_s) < 0) {
   4168  1.10  christos 		wpa_dbg(wpa_s, MSG_ERROR, "Failed to get MLO connection info");
   4169  1.10  christos 		wpa_supplicant_deauthenticate(wpa_s,
   4170  1.10  christos 					      WLAN_REASON_DEAUTH_LEAVING);
   4171  1.10  christos 		return;
   4172  1.10  christos 	}
   4173  1.10  christos 
   4174  1.10  christos 	if (ft_completed &&
   4175  1.10  christos 	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_BSS_SELECTION)) {
   4176  1.10  christos 		wpa_msg(wpa_s, MSG_INFO, "Attempt to roam to " MACSTR,
   4177  1.10  christos 			MAC2STR(bssid));
   4178  1.10  christos 		if (!wpa_supplicant_update_current_bss(wpa_s, bssid)) {
   4179  1.10  christos 			wpa_printf(MSG_ERROR,
   4180  1.10  christos 				   "Can't find target AP's information!");
   4181  1.10  christos 			return;
   4182  1.10  christos 		}
   4183  1.10  christos 		wpa_supplicant_assoc_update_ie(wpa_s);
   4184  1.10  christos 	}
   4185  1.10  christos 
   4186   1.1  christos 	if (data && wpa_supplicant_event_associnfo(wpa_s, data) < 0)
   4187   1.1  christos 		return;
   4188   1.7  christos 	/*
   4189   1.7  christos 	 * FILS authentication can share the same mechanism to mark the
   4190   1.7  christos 	 * connection fully authenticated, so set ft_completed also based on
   4191   1.7  christos 	 * FILS result.
   4192   1.7  christos 	 */
   4193   1.7  christos 	if (!ft_completed)
   4194   1.7  christos 		ft_completed = wpa_fils_is_completed(wpa_s->wpa);
   4195   1.1  christos 
   4196   1.1  christos 	wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
   4197  1.10  christos 	if (!ether_addr_equal(bssid, wpa_s->bssid)) {
   4198   1.9  christos 		if (os_reltime_initialized(&wpa_s->session_start)) {
   4199   1.9  christos 			os_reltime_age(&wpa_s->session_start,
   4200   1.9  christos 				       &wpa_s->session_length);
   4201   1.9  christos 			wpa_s->session_start.sec = 0;
   4202   1.9  christos 			wpa_s->session_start.usec = 0;
   4203   1.9  christos 			wpas_notify_session_length(wpa_s);
   4204   1.9  christos 		} else {
   4205   1.9  christos 			wpas_notify_auth_changed(wpa_s);
   4206   1.9  christos 			os_get_reltime(&wpa_s->session_start);
   4207   1.9  christos 		}
   4208   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Associated to a new BSS: BSSID="
   4209   1.1  christos 			MACSTR, MAC2STR(bssid));
   4210   1.6  christos 		new_bss = 1;
   4211   1.2     joerg 		random_add_randomness(bssid, ETH_ALEN);
   4212   1.1  christos 		os_memcpy(wpa_s->bssid, bssid, ETH_ALEN);
   4213   1.1  christos 		os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
   4214   1.2     joerg 		wpas_notify_bssid_changed(wpa_s);
   4215   1.1  christos 
   4216   1.1  christos 		if (wpa_supplicant_dynamic_keys(wpa_s) && !ft_completed) {
   4217   1.1  christos 			wpa_clear_keys(wpa_s, bssid);
   4218   1.1  christos 		}
   4219  1.10  christos 		if (wpa_supplicant_select_config(wpa_s, data) < 0) {
   4220   1.2     joerg 			wpa_supplicant_deauthenticate(
   4221   1.1  christos 				wpa_s, WLAN_REASON_DEAUTH_LEAVING);
   4222   1.1  christos 			return;
   4223   1.1  christos 		}
   4224   1.6  christos 	}
   4225   1.2     joerg 
   4226  1.10  christos 	if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
   4227  1.10  christos 	    data && wpa_supplicant_use_own_rsne_params(wpa_s, data) < 0)
   4228  1.10  christos 		return;
   4229  1.10  christos 
   4230  1.10  christos 	multi_ap_set_4addr_mode(wpa_s);
   4231  1.10  christos 
   4232   1.6  christos 	if (wpa_s->conf->ap_scan == 1 &&
   4233   1.6  christos 	    wpa_s->drv_flags & WPA_DRIVER_FLAGS_BSS_SELECTION) {
   4234   1.6  christos 		if (wpa_supplicant_assoc_update_ie(wpa_s) < 0 && new_bss)
   4235   1.6  christos 			wpa_msg(wpa_s, MSG_WARNING,
   4236   1.6  christos 				"WPA/RSN IEs not updated");
   4237   1.1  christos 	}
   4238   1.1  christos 
   4239   1.6  christos 	wpas_fst_update_mb_assoc(wpa_s, data);
   4240   1.6  christos 
   4241   1.1  christos #ifdef CONFIG_SME
   4242  1.10  christos 	/*
   4243  1.10  christos 	 * Cache the current AP's BSSID (for non-MLO connection) or MLD address
   4244  1.10  christos 	 * (for MLO connection) as the previous BSSID for subsequent
   4245  1.10  christos 	 * reassociation requests handled by SME-in-wpa_supplicant.
   4246  1.10  christos 	 */
   4247  1.10  christos 	os_memcpy(wpa_s->sme.prev_bssid,
   4248  1.10  christos 		  wpa_s->valid_links ? wpa_s->ap_mld_addr : bssid, ETH_ALEN);
   4249   1.1  christos 	wpa_s->sme.prev_bssid_set = 1;
   4250   1.2     joerg 	wpa_s->sme.last_unprot_disconnect.sec = 0;
   4251   1.1  christos #endif /* CONFIG_SME */
   4252   1.1  christos 
   4253   1.1  christos 	wpa_msg(wpa_s, MSG_INFO, "Associated with " MACSTR, MAC2STR(bssid));
   4254   1.1  christos 	if (wpa_s->current_ssid) {
   4255   1.1  christos 		/* When using scanning (ap_scan=1), SIM PC/SC interface can be
   4256   1.1  christos 		 * initialized before association, but for other modes,
   4257   1.1  christos 		 * initialize PC/SC here, if the current configuration needs
   4258   1.1  christos 		 * smartcard or SIM/USIM. */
   4259   1.1  christos 		wpa_supplicant_scard_init(wpa_s, wpa_s->current_ssid);
   4260   1.1  christos 	}
   4261   1.1  christos 	wpa_sm_notify_assoc(wpa_s->wpa, bssid);
   4262  1.10  christos 
   4263  1.10  christos 	if (wpa_sm_set_ml_info(wpa_s)) {
   4264  1.10  christos 		wpa_dbg(wpa_s, MSG_INFO,
   4265  1.10  christos 			"Failed to set MLO connection info to wpa_sm");
   4266  1.10  christos 		wpa_supplicant_deauthenticate(wpa_s,
   4267  1.10  christos 					      WLAN_REASON_DEAUTH_LEAVING);
   4268  1.10  christos 		return;
   4269  1.10  christos 	}
   4270  1.10  christos 
   4271   1.2     joerg 	if (wpa_s->l2)
   4272   1.2     joerg 		l2_packet_notify_auth_start(wpa_s->l2);
   4273   1.1  christos 
   4274   1.6  christos 	already_authorized = data && data->assoc_info.authorized;
   4275   1.6  christos 
   4276   1.1  christos 	/*
   4277  1.10  christos 	 * Set portEnabled first to false in order to get EAP state machine out
   4278   1.1  christos 	 * of the SUCCESS state and eapSuccess cleared. Without this, EAPOL PAE
   4279   1.1  christos 	 * state machine may transit to AUTHENTICATING state based on obsolete
   4280   1.1  christos 	 * eapSuccess and then trigger BE_AUTH to SUCCESS and PAE to
   4281   1.1  christos 	 * AUTHENTICATED without ever giving chance to EAP state machine to
   4282   1.1  christos 	 * reset the state.
   4283   1.1  christos 	 */
   4284   1.6  christos 	if (!ft_completed && !already_authorized) {
   4285  1.10  christos 		eapol_sm_notify_portEnabled(wpa_s->eapol, false);
   4286  1.10  christos 		eapol_sm_notify_portValid(wpa_s->eapol, false);
   4287   1.1  christos 	}
   4288   1.7  christos 	if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
   4289   1.7  christos 	    wpa_s->key_mgmt == WPA_KEY_MGMT_DPP ||
   4290   1.7  christos 	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE || ft_completed ||
   4291  1.10  christos 	    already_authorized || wpa_s->drv_authorized_port)
   4292  1.10  christos 		eapol_sm_notify_eap_success(wpa_s->eapol, false);
   4293   1.1  christos 	/* 802.1X::portControl = Auto */
   4294  1.10  christos 	eapol_sm_notify_portEnabled(wpa_s->eapol, true);
   4295   1.1  christos 	wpa_s->eapol_received = 0;
   4296   1.1  christos 	if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
   4297   1.1  christos 	    wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE ||
   4298   1.1  christos 	    (wpa_s->current_ssid &&
   4299   1.9  christos 	     wpa_s->current_ssid->mode == WPAS_MODE_IBSS)) {
   4300   1.2     joerg 		if (wpa_s->current_ssid &&
   4301   1.2     joerg 		    wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE &&
   4302   1.2     joerg 		    (wpa_s->drv_flags &
   4303   1.2     joerg 		     WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE)) {
   4304   1.2     joerg 			/*
   4305   1.2     joerg 			 * Set the key after having received joined-IBSS event
   4306   1.2     joerg 			 * from the driver.
   4307   1.2     joerg 			 */
   4308   1.2     joerg 			wpa_supplicant_set_wpa_none_key(wpa_s,
   4309   1.2     joerg 							wpa_s->current_ssid);
   4310   1.2     joerg 		}
   4311   1.1  christos 		wpa_supplicant_cancel_auth_timeout(wpa_s);
   4312   1.1  christos 		wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
   4313   1.1  christos 	} else if (!ft_completed) {
   4314   1.1  christos 		/* Timeout for receiving the first EAPOL packet */
   4315   1.1  christos 		wpa_supplicant_req_auth_timeout(wpa_s, 10, 0);
   4316   1.1  christos 	}
   4317   1.1  christos 	wpa_supplicant_cancel_scan(wpa_s);
   4318   1.1  christos 
   4319   1.9  christos 	if (ft_completed) {
   4320   1.9  christos 		/*
   4321   1.9  christos 		 * FT protocol completed - make sure EAPOL state machine ends
   4322   1.9  christos 		 * up in authenticated.
   4323   1.9  christos 		 */
   4324   1.9  christos 		wpa_supplicant_cancel_auth_timeout(wpa_s);
   4325   1.9  christos 		wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
   4326  1.10  christos 		eapol_sm_notify_portValid(wpa_s->eapol, true);
   4327  1.10  christos 		eapol_sm_notify_eap_success(wpa_s->eapol, true);
   4328   1.9  christos 	} else if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_PSK) &&
   4329   1.9  christos 		   wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt)) {
   4330  1.10  christos 		if (already_authorized) {
   4331  1.10  christos 			/*
   4332  1.10  christos 			 * We are done; the driver will take care of RSN 4-way
   4333  1.10  christos 			 * handshake.
   4334  1.10  christos 			 */
   4335  1.10  christos 			wpa_supplicant_cancel_auth_timeout(wpa_s);
   4336  1.10  christos 			wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
   4337  1.10  christos 			eapol_sm_notify_portValid(wpa_s->eapol, true);
   4338  1.10  christos 			eapol_sm_notify_eap_success(wpa_s->eapol, true);
   4339  1.10  christos 		} else {
   4340  1.10  christos 			/* Update port, WPA_COMPLETED state from the
   4341  1.10  christos 			 * EVENT_PORT_AUTHORIZED handler when the driver is done
   4342  1.10  christos 			 * with the 4-way handshake.
   4343  1.10  christos 			 */
   4344  1.10  christos 			wpa_msg(wpa_s, MSG_DEBUG,
   4345  1.10  christos 				"ASSOC INFO: wait for driver port authorized indication");
   4346  1.10  christos 		}
   4347   1.9  christos 	} else if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE_8021X) &&
   4348   1.2     joerg 		   wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
   4349   1.2     joerg 		/*
   4350   1.2     joerg 		 * The driver will take care of RSN 4-way handshake, so we need
   4351   1.2     joerg 		 * to allow EAPOL supplicant to complete its work without
   4352   1.2     joerg 		 * waiting for WPA supplicant.
   4353   1.2     joerg 		 */
   4354  1.10  christos 		eapol_sm_notify_portValid(wpa_s->eapol, true);
   4355   1.1  christos 	}
   4356   1.1  christos 
   4357   1.2     joerg 	wpa_s->last_eapol_matches_bssid = 0;
   4358   1.2     joerg 
   4359  1.10  christos #ifdef CONFIG_TESTING_OPTIONS
   4360  1.10  christos 	if (wpa_s->rsne_override_eapol) {
   4361  1.10  christos 		wpa_printf(MSG_DEBUG,
   4362  1.10  christos 			   "TESTING: RSNE EAPOL-Key msg 2/4 override");
   4363  1.10  christos 		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa,
   4364  1.10  christos 					wpabuf_head(wpa_s->rsne_override_eapol),
   4365  1.10  christos 					wpabuf_len(wpa_s->rsne_override_eapol));
   4366  1.10  christos 	}
   4367  1.10  christos 	if (wpa_s->rsnxe_override_eapol) {
   4368  1.10  christos 		wpa_printf(MSG_DEBUG,
   4369  1.10  christos 			   "TESTING: RSNXE EAPOL-Key msg 2/4 override");
   4370  1.10  christos 		wpa_sm_set_assoc_rsnxe(wpa_s->wpa,
   4371  1.10  christos 				       wpabuf_head(wpa_s->rsnxe_override_eapol),
   4372  1.10  christos 				       wpabuf_len(wpa_s->rsnxe_override_eapol));
   4373  1.10  christos 	}
   4374  1.10  christos #endif /* CONFIG_TESTING_OPTIONS */
   4375  1.10  christos 
   4376   1.1  christos 	if (wpa_s->pending_eapol_rx) {
   4377   1.2     joerg 		struct os_reltime now, age;
   4378   1.2     joerg 		os_get_reltime(&now);
   4379   1.2     joerg 		os_reltime_sub(&now, &wpa_s->pending_eapol_rx_time, &age);
   4380   1.7  christos 		if (age.sec == 0 && age.usec < 200000 &&
   4381  1.10  christos 		    ether_addr_equal(wpa_s->pending_eapol_rx_src,
   4382  1.10  christos 				     wpa_s->valid_links ? wpa_s->ap_mld_addr :
   4383  1.10  christos 				     bssid)) {
   4384   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "Process pending EAPOL "
   4385   1.2     joerg 				"frame that was received just before "
   4386   1.2     joerg 				"association notification");
   4387   1.1  christos 			wpa_supplicant_rx_eapol(
   4388   1.1  christos 				wpa_s, wpa_s->pending_eapol_rx_src,
   4389   1.1  christos 				wpabuf_head(wpa_s->pending_eapol_rx),
   4390  1.10  christos 				wpabuf_len(wpa_s->pending_eapol_rx),
   4391  1.10  christos 				wpa_s->pending_eapol_encrypted);
   4392   1.1  christos 		}
   4393   1.1  christos 		wpabuf_free(wpa_s->pending_eapol_rx);
   4394   1.1  christos 		wpa_s->pending_eapol_rx = NULL;
   4395   1.1  christos 	}
   4396   1.1  christos 
   4397  1.10  christos #ifdef CONFIG_WEP
   4398   1.1  christos 	if ((wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
   4399   1.1  christos 	     wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) &&
   4400   1.2     joerg 	    wpa_s->current_ssid &&
   4401   1.2     joerg 	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE)) {
   4402   1.1  christos 		/* Set static WEP keys again */
   4403   1.1  christos 		wpa_set_wep_keys(wpa_s, wpa_s->current_ssid);
   4404   1.1  christos 	}
   4405  1.10  christos #endif /* CONFIG_WEP */
   4406   1.2     joerg 
   4407   1.2     joerg #ifdef CONFIG_IBSS_RSN
   4408   1.2     joerg 	if (wpa_s->current_ssid &&
   4409   1.2     joerg 	    wpa_s->current_ssid->mode == WPAS_MODE_IBSS &&
   4410   1.2     joerg 	    wpa_s->key_mgmt != WPA_KEY_MGMT_NONE &&
   4411   1.2     joerg 	    wpa_s->key_mgmt != WPA_KEY_MGMT_WPA_NONE &&
   4412   1.2     joerg 	    wpa_s->ibss_rsn == NULL) {
   4413   1.6  christos 		wpa_s->ibss_rsn = ibss_rsn_init(wpa_s, wpa_s->current_ssid);
   4414   1.2     joerg 		if (!wpa_s->ibss_rsn) {
   4415   1.2     joerg 			wpa_msg(wpa_s, MSG_INFO, "Failed to init IBSS RSN");
   4416   1.2     joerg 			wpa_supplicant_deauthenticate(
   4417   1.2     joerg 				wpa_s, WLAN_REASON_DEAUTH_LEAVING);
   4418   1.2     joerg 			return;
   4419   1.2     joerg 		}
   4420   1.2     joerg 
   4421   1.2     joerg 		ibss_rsn_set_psk(wpa_s->ibss_rsn, wpa_s->current_ssid->psk);
   4422   1.2     joerg 	}
   4423   1.2     joerg #endif /* CONFIG_IBSS_RSN */
   4424   1.2     joerg 
   4425   1.2     joerg 	wpas_wps_notify_assoc(wpa_s, bssid);
   4426   1.3  christos 
   4427  1.10  christos #ifndef CONFIG_NO_WMM_AC
   4428   1.3  christos 	if (data) {
   4429   1.3  christos 		wmm_ac_notify_assoc(wpa_s, data->assoc_info.resp_ies,
   4430   1.3  christos 				    data->assoc_info.resp_ies_len,
   4431   1.3  christos 				    &data->assoc_info.wmm_params);
   4432   1.3  christos 
   4433   1.3  christos 		if (wpa_s->reassoc_same_bss)
   4434   1.3  christos 			wmm_ac_restore_tspecs(wpa_s);
   4435   1.3  christos 	}
   4436  1.10  christos #endif /* CONFIG_NO_WMM_AC */
   4437   1.7  christos 
   4438  1.10  christos #if defined(CONFIG_FILS) || defined(CONFIG_MBO)
   4439  1.10  christos 	bss = wpa_bss_get_bssid(wpa_s, bssid);
   4440  1.10  christos #endif /* CONFIG_FILS || CONFIG_MBO */
   4441   1.7  christos #ifdef CONFIG_FILS
   4442   1.7  christos 	if (wpa_key_mgmt_fils(wpa_s->key_mgmt)) {
   4443   1.7  christos 		const u8 *fils_cache_id = wpa_bss_get_fils_cache_id(bss);
   4444   1.7  christos 
   4445   1.7  christos 		if (fils_cache_id)
   4446   1.7  christos 			wpa_sm_set_fils_cache_id(wpa_s->wpa, fils_cache_id);
   4447   1.7  christos 	}
   4448   1.7  christos #endif /* CONFIG_FILS */
   4449  1.10  christos 
   4450  1.10  christos #ifdef CONFIG_MBO
   4451  1.10  christos 	wpas_mbo_check_pmf(wpa_s, bss, wpa_s->current_ssid);
   4452  1.10  christos #endif /* CONFIG_MBO */
   4453  1.10  christos 
   4454  1.10  christos #ifdef CONFIG_DPP2
   4455  1.10  christos 	wpa_s->dpp_pfs_fallback = 0;
   4456  1.10  christos #endif /* CONFIG_DPP2 */
   4457  1.10  christos 
   4458  1.10  christos 	if (wpa_s->current_ssid && wpa_s->current_ssid->enable_4addr_mode)
   4459  1.10  christos 		wpa_supplicant_set_4addr_mode(wpa_s);
   4460   1.2     joerg }
   4461   1.2     joerg 
   4462   1.2     joerg 
   4463   1.2     joerg static int disconnect_reason_recoverable(u16 reason_code)
   4464   1.2     joerg {
   4465   1.2     joerg 	return reason_code == WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY ||
   4466   1.2     joerg 		reason_code == WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA ||
   4467   1.2     joerg 		reason_code == WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA;
   4468   1.1  christos }
   4469   1.1  christos 
   4470   1.1  christos 
   4471   1.1  christos static void wpa_supplicant_event_disassoc(struct wpa_supplicant *wpa_s,
   4472   1.2     joerg 					  u16 reason_code,
   4473   1.2     joerg 					  int locally_generated)
   4474   1.1  christos {
   4475   1.1  christos 	const u8 *bssid;
   4476   1.1  christos 
   4477   1.1  christos 	if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) {
   4478   1.1  christos 		/*
   4479   1.1  christos 		 * At least Host AP driver and a Prism3 card seemed to be
   4480   1.1  christos 		 * generating streams of disconnected events when configuring
   4481   1.1  christos 		 * IBSS for WPA-None. Ignore them for now.
   4482   1.1  christos 		 */
   4483   1.1  christos 		return;
   4484   1.1  christos 	}
   4485   1.1  christos 
   4486   1.2     joerg 	bssid = wpa_s->bssid;
   4487   1.2     joerg 	if (is_zero_ether_addr(bssid))
   4488   1.2     joerg 		bssid = wpa_s->pending_bssid;
   4489   1.2     joerg 
   4490   1.2     joerg 	if (!is_zero_ether_addr(bssid) ||
   4491   1.2     joerg 	    wpa_s->wpa_state >= WPA_AUTHENTICATING) {
   4492   1.2     joerg 		wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid=" MACSTR
   4493   1.2     joerg 			" reason=%d%s",
   4494   1.2     joerg 			MAC2STR(bssid), reason_code,
   4495   1.2     joerg 			locally_generated ? " locally_generated=1" : "");
   4496   1.2     joerg 	}
   4497   1.2     joerg }
   4498   1.2     joerg 
   4499   1.2     joerg 
   4500   1.2     joerg static int could_be_psk_mismatch(struct wpa_supplicant *wpa_s, u16 reason_code,
   4501   1.2     joerg 				 int locally_generated)
   4502   1.2     joerg {
   4503   1.2     joerg 	if (wpa_s->wpa_state != WPA_4WAY_HANDSHAKE ||
   4504  1.10  christos 	    !wpa_s->new_connection ||
   4505  1.10  christos 	    !wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
   4506  1.10  christos 	    wpa_key_mgmt_sae(wpa_s->key_mgmt))
   4507  1.10  christos 		return 0; /* Not in initial 4-way handshake with PSK */
   4508   1.2     joerg 
   4509   1.2     joerg 	/*
   4510   1.2     joerg 	 * It looks like connection was lost while trying to go through PSK
   4511   1.2     joerg 	 * 4-way handshake. Filter out known disconnection cases that are caused
   4512   1.2     joerg 	 * by something else than PSK mismatch to avoid confusing reports.
   4513   1.2     joerg 	 */
   4514   1.2     joerg 
   4515   1.2     joerg 	if (locally_generated) {
   4516   1.2     joerg 		if (reason_code == WLAN_REASON_IE_IN_4WAY_DIFFERS)
   4517   1.2     joerg 			return 0;
   4518   1.2     joerg 	}
   4519   1.2     joerg 
   4520   1.2     joerg 	return 1;
   4521   1.2     joerg }
   4522   1.2     joerg 
   4523   1.2     joerg 
   4524   1.2     joerg static void wpa_supplicant_event_disassoc_finish(struct wpa_supplicant *wpa_s,
   4525   1.2     joerg 						 u16 reason_code,
   4526   1.2     joerg 						 int locally_generated)
   4527   1.2     joerg {
   4528   1.2     joerg 	const u8 *bssid;
   4529   1.2     joerg 	struct wpa_bss *fast_reconnect = NULL;
   4530   1.2     joerg 	struct wpa_ssid *fast_reconnect_ssid = NULL;
   4531   1.6  christos 	struct wpa_bss *curr = NULL;
   4532   1.2     joerg 
   4533   1.2     joerg 	if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE) {
   4534   1.2     joerg 		/*
   4535   1.2     joerg 		 * At least Host AP driver and a Prism3 card seemed to be
   4536   1.2     joerg 		 * generating streams of disconnected events when configuring
   4537   1.2     joerg 		 * IBSS for WPA-None. Ignore them for now.
   4538   1.2     joerg 		 */
   4539   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Disconnect event - ignore in "
   4540   1.2     joerg 			"IBSS/WPA-None mode");
   4541   1.2     joerg 		return;
   4542   1.2     joerg 	}
   4543   1.2     joerg 
   4544   1.6  christos 	if (!wpa_s->disconnected && wpa_s->wpa_state >= WPA_AUTHENTICATING &&
   4545   1.6  christos 	    reason_code == WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY &&
   4546   1.6  christos 	    locally_generated)
   4547   1.6  christos 		/*
   4548   1.6  christos 		 * Remove the inactive AP (which is probably out of range) from
   4549   1.6  christos 		 * the BSS list after marking disassociation. In particular
   4550   1.6  christos 		 * mac80211-based drivers use the
   4551   1.6  christos 		 * WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY reason code in
   4552   1.6  christos 		 * locally generated disconnection events for cases where the
   4553   1.6  christos 		 * AP does not reply anymore.
   4554   1.6  christos 		 */
   4555   1.6  christos 		curr = wpa_s->current_bss;
   4556   1.6  christos 
   4557   1.2     joerg 	if (could_be_psk_mismatch(wpa_s, reason_code, locally_generated)) {
   4558   1.1  christos 		wpa_msg(wpa_s, MSG_INFO, "WPA: 4-Way Handshake failed - "
   4559   1.1  christos 			"pre-shared key may be incorrect");
   4560   1.2     joerg 		if (wpas_p2p_4way_hs_failed(wpa_s) > 0)
   4561   1.2     joerg 			return; /* P2P group removed */
   4562  1.10  christos 		wpas_auth_failed(wpa_s, "WRONG_KEY", wpa_s->pending_bssid);
   4563  1.10  christos 		wpas_notify_psk_mismatch(wpa_s);
   4564  1.10  christos #ifdef CONFIG_DPP2
   4565  1.10  christos 		wpas_dpp_send_conn_status_result(wpa_s,
   4566  1.10  christos 						 DPP_STATUS_AUTH_FAILURE);
   4567  1.10  christos #endif /* CONFIG_DPP2 */
   4568   1.2     joerg 	}
   4569   1.2     joerg 	if (!wpa_s->disconnected &&
   4570   1.2     joerg 	    (!wpa_s->auto_reconnect_disabled ||
   4571   1.2     joerg 	     wpa_s->key_mgmt == WPA_KEY_MGMT_WPS ||
   4572   1.6  christos 	     wpas_wps_searching(wpa_s) ||
   4573   1.6  christos 	     wpas_wps_reenable_networks_pending(wpa_s))) {
   4574   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Auto connect enabled: try to "
   4575   1.2     joerg 			"reconnect (wps=%d/%d wpa_state=%d)",
   4576   1.2     joerg 			wpa_s->key_mgmt == WPA_KEY_MGMT_WPS,
   4577   1.2     joerg 			wpas_wps_searching(wpa_s),
   4578   1.2     joerg 			wpa_s->wpa_state);
   4579   1.2     joerg 		if (wpa_s->wpa_state == WPA_COMPLETED &&
   4580   1.2     joerg 		    wpa_s->current_ssid &&
   4581   1.2     joerg 		    wpa_s->current_ssid->mode == WPAS_MODE_INFRA &&
   4582  1.10  christos 		    (wpa_s->own_reconnect_req ||
   4583  1.10  christos 		     (!locally_generated &&
   4584  1.10  christos 		      disconnect_reason_recoverable(reason_code)))) {
   4585   1.2     joerg 			/*
   4586   1.2     joerg 			 * It looks like the AP has dropped association with
   4587  1.10  christos 			 * us, but could allow us to get back in. This is also
   4588  1.10  christos 			 * triggered for cases where local reconnection request
   4589  1.10  christos 			 * is used to force reassociation with the same BSS.
   4590  1.10  christos 			 * Try to reconnect to the same BSS without a full scan
   4591  1.10  christos 			 * to save time for some common cases.
   4592   1.2     joerg 			 */
   4593   1.2     joerg 			fast_reconnect = wpa_s->current_bss;
   4594   1.2     joerg 			fast_reconnect_ssid = wpa_s->current_ssid;
   4595  1.10  christos 		} else if (wpa_s->wpa_state >= WPA_ASSOCIATING) {
   4596   1.2     joerg 			wpa_supplicant_req_scan(wpa_s, 0, 100000);
   4597  1.10  christos 		} else {
   4598   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "Do not request new "
   4599   1.2     joerg 				"immediate scan");
   4600  1.10  christos 		}
   4601   1.2     joerg 	} else {
   4602   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Auto connect disabled: do not "
   4603   1.2     joerg 			"try to re-connect");
   4604   1.2     joerg 		wpa_s->reassociate = 0;
   4605   1.2     joerg 		wpa_s->disconnected = 1;
   4606   1.6  christos 		if (!wpa_s->pno)
   4607   1.6  christos 			wpa_supplicant_cancel_sched_scan(wpa_s);
   4608   1.1  christos 	}
   4609   1.1  christos 	bssid = wpa_s->bssid;
   4610   1.1  christos 	if (is_zero_ether_addr(bssid))
   4611   1.1  christos 		bssid = wpa_s->pending_bssid;
   4612   1.2     joerg 	if (wpa_s->wpa_state >= WPA_AUTHENTICATING)
   4613  1.10  christos 		wpas_connection_failed(wpa_s, bssid, NULL);
   4614   1.1  christos 	wpa_sm_notify_disassoc(wpa_s->wpa);
   4615  1.10  christos 	ptksa_cache_flush(wpa_s->ptksa, wpa_s->bssid, WPA_CIPHER_NONE);
   4616  1.10  christos 
   4617   1.2     joerg 	if (locally_generated)
   4618   1.2     joerg 		wpa_s->disconnect_reason = -reason_code;
   4619   1.2     joerg 	else
   4620   1.2     joerg 		wpa_s->disconnect_reason = reason_code;
   4621   1.2     joerg 	wpas_notify_disconnect_reason(wpa_s);
   4622   1.1  christos 	if (wpa_supplicant_dynamic_keys(wpa_s)) {
   4623   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Disconnect event - remove keys");
   4624   1.1  christos 		wpa_clear_keys(wpa_s, wpa_s->bssid);
   4625   1.1  christos 	}
   4626   1.1  christos 	wpa_supplicant_mark_disassoc(wpa_s);
   4627   1.2     joerg 
   4628   1.6  christos 	if (curr)
   4629   1.6  christos 		wpa_bss_remove(wpa_s, curr, "Connection to AP lost");
   4630   1.6  christos 
   4631   1.2     joerg 	if (fast_reconnect &&
   4632   1.2     joerg 	    !wpas_network_disabled(wpa_s, fast_reconnect_ssid) &&
   4633   1.2     joerg 	    !disallowed_bssid(wpa_s, fast_reconnect->bssid) &&
   4634   1.2     joerg 	    !disallowed_ssid(wpa_s, fast_reconnect->ssid,
   4635   1.2     joerg 			     fast_reconnect->ssid_len) &&
   4636   1.6  christos 	    !wpas_temp_disabled(wpa_s, fast_reconnect_ssid) &&
   4637   1.9  christos 	    !wpa_is_bss_tmp_disallowed(wpa_s, fast_reconnect)) {
   4638   1.2     joerg #ifndef CONFIG_NO_SCAN_PROCESSING
   4639   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Try to reconnect to the same BSS");
   4640   1.2     joerg 		if (wpa_supplicant_connect(wpa_s, fast_reconnect,
   4641   1.2     joerg 					   fast_reconnect_ssid) < 0) {
   4642   1.2     joerg 			/* Recover through full scan */
   4643   1.2     joerg 			wpa_supplicant_req_scan(wpa_s, 0, 100000);
   4644   1.2     joerg 		}
   4645   1.2     joerg #endif /* CONFIG_NO_SCAN_PROCESSING */
   4646   1.2     joerg 	} else if (fast_reconnect) {
   4647   1.1  christos 		/*
   4648   1.2     joerg 		 * Could not reconnect to the same BSS due to network being
   4649   1.2     joerg 		 * disabled. Use a new scan to match the alternative behavior
   4650   1.2     joerg 		 * above, i.e., to continue automatic reconnection attempt in a
   4651   1.2     joerg 		 * way that enforces disabled network rules.
   4652   1.1  christos 		 */
   4653   1.2     joerg 		wpa_supplicant_req_scan(wpa_s, 0, 100000);
   4654   1.1  christos 	}
   4655   1.1  christos }
   4656   1.1  christos 
   4657   1.1  christos 
   4658   1.1  christos #ifdef CONFIG_DELAYED_MIC_ERROR_REPORT
   4659   1.2     joerg void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx)
   4660   1.1  christos {
   4661   1.1  christos 	struct wpa_supplicant *wpa_s = eloop_ctx;
   4662   1.1  christos 
   4663   1.1  christos 	if (!wpa_s->pending_mic_error_report)
   4664   1.1  christos 		return;
   4665   1.1  christos 
   4666   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Sending pending MIC error report");
   4667   1.1  christos 	wpa_sm_key_request(wpa_s->wpa, 1, wpa_s->pending_mic_error_pairwise);
   4668   1.1  christos 	wpa_s->pending_mic_error_report = 0;
   4669   1.1  christos }
   4670   1.1  christos #endif /* CONFIG_DELAYED_MIC_ERROR_REPORT */
   4671   1.1  christos 
   4672   1.1  christos 
   4673   1.1  christos static void
   4674   1.1  christos wpa_supplicant_event_michael_mic_failure(struct wpa_supplicant *wpa_s,
   4675   1.1  christos 					 union wpa_event_data *data)
   4676   1.1  christos {
   4677   1.1  christos 	int pairwise;
   4678   1.2     joerg 	struct os_reltime t;
   4679   1.1  christos 
   4680   1.1  christos 	wpa_msg(wpa_s, MSG_WARNING, "Michael MIC failure detected");
   4681   1.1  christos 	pairwise = (data && data->michael_mic_failure.unicast);
   4682   1.2     joerg 	os_get_reltime(&t);
   4683  1.10  christos 	if ((os_reltime_initialized(&wpa_s->last_michael_mic_error) &&
   4684   1.2     joerg 	     !os_reltime_expired(&t, &wpa_s->last_michael_mic_error, 60)) ||
   4685   1.1  christos 	    wpa_s->pending_mic_error_report) {
   4686   1.1  christos 		if (wpa_s->pending_mic_error_report) {
   4687   1.1  christos 			/*
   4688   1.1  christos 			 * Send the pending MIC error report immediately since
   4689   1.1  christos 			 * we are going to start countermeasures and AP better
   4690   1.1  christos 			 * do the same.
   4691   1.1  christos 			 */
   4692   1.1  christos 			wpa_sm_key_request(wpa_s->wpa, 1,
   4693   1.1  christos 					   wpa_s->pending_mic_error_pairwise);
   4694   1.1  christos 		}
   4695   1.1  christos 
   4696   1.1  christos 		/* Send the new MIC error report immediately since we are going
   4697   1.1  christos 		 * to start countermeasures and AP better do the same.
   4698   1.1  christos 		 */
   4699   1.1  christos 		wpa_sm_key_request(wpa_s->wpa, 1, pairwise);
   4700   1.1  christos 
   4701   1.1  christos 		/* initialize countermeasures */
   4702   1.1  christos 		wpa_s->countermeasures = 1;
   4703   1.2     joerg 
   4704  1.10  christos 		wpa_bssid_ignore_add(wpa_s, wpa_s->bssid);
   4705   1.2     joerg 
   4706   1.1  christos 		wpa_msg(wpa_s, MSG_WARNING, "TKIP countermeasures started");
   4707   1.1  christos 
   4708   1.1  christos 		/*
   4709   1.1  christos 		 * Need to wait for completion of request frame. We do not get
   4710   1.1  christos 		 * any callback for the message completion, so just wait a
   4711   1.1  christos 		 * short while and hope for the best. */
   4712   1.1  christos 		os_sleep(0, 10000);
   4713   1.1  christos 
   4714   1.1  christos 		wpa_drv_set_countermeasures(wpa_s, 1);
   4715   1.1  christos 		wpa_supplicant_deauthenticate(wpa_s,
   4716   1.1  christos 					      WLAN_REASON_MICHAEL_MIC_FAILURE);
   4717   1.1  christos 		eloop_cancel_timeout(wpa_supplicant_stop_countermeasures,
   4718   1.1  christos 				     wpa_s, NULL);
   4719   1.1  christos 		eloop_register_timeout(60, 0,
   4720   1.1  christos 				       wpa_supplicant_stop_countermeasures,
   4721   1.1  christos 				       wpa_s, NULL);
   4722   1.1  christos 		/* TODO: mark the AP rejected for 60 second. STA is
   4723   1.1  christos 		 * allowed to associate with another AP.. */
   4724   1.1  christos 	} else {
   4725   1.1  christos #ifdef CONFIG_DELAYED_MIC_ERROR_REPORT
   4726   1.1  christos 		if (wpa_s->mic_errors_seen) {
   4727   1.1  christos 			/*
   4728   1.1  christos 			 * Reduce the effectiveness of Michael MIC error
   4729   1.1  christos 			 * reports as a means for attacking against TKIP if
   4730   1.1  christos 			 * more than one MIC failure is noticed with the same
   4731   1.1  christos 			 * PTK. We delay the transmission of the reports by a
   4732   1.1  christos 			 * random time between 0 and 60 seconds in order to
   4733   1.1  christos 			 * force the attacker wait 60 seconds before getting
   4734   1.1  christos 			 * the information on whether a frame resulted in a MIC
   4735   1.1  christos 			 * failure.
   4736   1.1  christos 			 */
   4737   1.1  christos 			u8 rval[4];
   4738   1.1  christos 			int sec;
   4739   1.1  christos 
   4740   1.1  christos 			if (os_get_random(rval, sizeof(rval)) < 0)
   4741   1.1  christos 				sec = os_random() % 60;
   4742   1.1  christos 			else
   4743   1.1  christos 				sec = WPA_GET_BE32(rval) % 60;
   4744   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "WPA: Delay MIC error "
   4745   1.2     joerg 				"report %d seconds", sec);
   4746   1.1  christos 			wpa_s->pending_mic_error_report = 1;
   4747   1.1  christos 			wpa_s->pending_mic_error_pairwise = pairwise;
   4748   1.1  christos 			eloop_cancel_timeout(
   4749   1.1  christos 				wpa_supplicant_delayed_mic_error_report,
   4750   1.1  christos 				wpa_s, NULL);
   4751   1.1  christos 			eloop_register_timeout(
   4752   1.1  christos 				sec, os_random() % 1000000,
   4753   1.1  christos 				wpa_supplicant_delayed_mic_error_report,
   4754   1.1  christos 				wpa_s, NULL);
   4755   1.1  christos 		} else {
   4756   1.1  christos 			wpa_sm_key_request(wpa_s->wpa, 1, pairwise);
   4757   1.1  christos 		}
   4758   1.1  christos #else /* CONFIG_DELAYED_MIC_ERROR_REPORT */
   4759   1.1  christos 		wpa_sm_key_request(wpa_s->wpa, 1, pairwise);
   4760   1.1  christos #endif /* CONFIG_DELAYED_MIC_ERROR_REPORT */
   4761   1.1  christos 	}
   4762   1.2     joerg 	wpa_s->last_michael_mic_error = t;
   4763   1.1  christos 	wpa_s->mic_errors_seen++;
   4764   1.1  christos }
   4765   1.1  christos 
   4766   1.1  christos 
   4767   1.1  christos #ifdef CONFIG_TERMINATE_ONLASTIF
   4768   1.1  christos static int any_interfaces(struct wpa_supplicant *head)
   4769   1.1  christos {
   4770   1.1  christos 	struct wpa_supplicant *wpa_s;
   4771   1.1  christos 
   4772   1.1  christos 	for (wpa_s = head; wpa_s != NULL; wpa_s = wpa_s->next)
   4773   1.1  christos 		if (!wpa_s->interface_removed)
   4774   1.1  christos 			return 1;
   4775   1.1  christos 	return 0;
   4776   1.1  christos }
   4777   1.1  christos #endif /* CONFIG_TERMINATE_ONLASTIF */
   4778   1.1  christos 
   4779   1.1  christos 
   4780   1.1  christos static void
   4781   1.1  christos wpa_supplicant_event_interface_status(struct wpa_supplicant *wpa_s,
   4782   1.1  christos 				      union wpa_event_data *data)
   4783   1.1  christos {
   4784   1.1  christos 	if (os_strcmp(wpa_s->ifname, data->interface_status.ifname) != 0)
   4785   1.1  christos 		return;
   4786   1.1  christos 
   4787   1.1  christos 	switch (data->interface_status.ievent) {
   4788   1.1  christos 	case EVENT_INTERFACE_ADDED:
   4789   1.1  christos 		if (!wpa_s->interface_removed)
   4790   1.1  christos 			break;
   4791   1.1  christos 		wpa_s->interface_removed = 0;
   4792   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Configured interface was added");
   4793   1.1  christos 		if (wpa_supplicant_driver_init(wpa_s) < 0) {
   4794   1.2     joerg 			wpa_msg(wpa_s, MSG_INFO, "Failed to initialize the "
   4795   1.2     joerg 				"driver after interface was added");
   4796   1.1  christos 		}
   4797   1.6  christos 
   4798   1.6  christos #ifdef CONFIG_P2P
   4799   1.6  christos 		if (!wpa_s->global->p2p &&
   4800   1.6  christos 		    !wpa_s->global->p2p_disabled &&
   4801   1.6  christos 		    !wpa_s->conf->p2p_disabled &&
   4802   1.6  christos 		    (wpa_s->drv_flags &
   4803   1.6  christos 		     WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) &&
   4804   1.6  christos 		    wpas_p2p_add_p2pdev_interface(
   4805   1.6  christos 			    wpa_s, wpa_s->global->params.conf_p2p_dev) < 0) {
   4806   1.6  christos 			wpa_printf(MSG_INFO,
   4807   1.6  christos 				   "P2P: Failed to enable P2P Device interface");
   4808   1.6  christos 			/* Try to continue without. P2P will be disabled. */
   4809   1.6  christos 		}
   4810   1.6  christos #endif /* CONFIG_P2P */
   4811   1.6  christos 
   4812   1.1  christos 		break;
   4813   1.1  christos 	case EVENT_INTERFACE_REMOVED:
   4814   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Configured interface was removed");
   4815   1.1  christos 		wpa_s->interface_removed = 1;
   4816   1.1  christos 		wpa_supplicant_mark_disassoc(wpa_s);
   4817   1.2     joerg 		wpa_supplicant_set_state(wpa_s, WPA_INTERFACE_DISABLED);
   4818   1.1  christos 		l2_packet_deinit(wpa_s->l2);
   4819   1.1  christos 		wpa_s->l2 = NULL;
   4820   1.5       roy 
   4821   1.6  christos #ifdef CONFIG_P2P
   4822   1.6  christos 		if (wpa_s->global->p2p &&
   4823   1.6  christos 		    wpa_s->global->p2p_init_wpa_s->parent == wpa_s &&
   4824   1.6  christos 		    (wpa_s->drv_flags &
   4825   1.6  christos 		     WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE)) {
   4826   1.6  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   4827   1.6  christos 				"Removing P2P Device interface");
   4828   1.6  christos 			wpa_supplicant_remove_iface(
   4829   1.6  christos 				wpa_s->global, wpa_s->global->p2p_init_wpa_s,
   4830   1.6  christos 				0);
   4831   1.6  christos 			wpa_s->global->p2p_init_wpa_s = NULL;
   4832   1.6  christos 		}
   4833   1.6  christos #endif /* CONFIG_P2P */
   4834   1.6  christos 
   4835   1.5       roy #ifdef CONFIG_MATCH_IFACE
   4836   1.5       roy 		if (wpa_s->matched) {
   4837   1.5       roy 			wpa_supplicant_remove_iface(wpa_s->global, wpa_s, 0);
   4838   1.5       roy 			break;
   4839   1.5       roy 		}
   4840   1.5       roy #endif /* CONFIG_MATCH_IFACE */
   4841   1.5       roy 
   4842   1.1  christos #ifdef CONFIG_TERMINATE_ONLASTIF
   4843   1.1  christos 		/* check if last interface */
   4844   1.1  christos 		if (!any_interfaces(wpa_s->global->ifaces))
   4845   1.1  christos 			eloop_terminate();
   4846   1.1  christos #endif /* CONFIG_TERMINATE_ONLASTIF */
   4847   1.1  christos 		break;
   4848   1.1  christos 	}
   4849   1.1  christos }
   4850   1.1  christos 
   4851   1.1  christos 
   4852   1.2     joerg #ifdef CONFIG_TDLS
   4853   1.2     joerg static void wpa_supplicant_event_tdls(struct wpa_supplicant *wpa_s,
   4854   1.2     joerg 				      union wpa_event_data *data)
   4855   1.2     joerg {
   4856   1.2     joerg 	if (data == NULL)
   4857   1.2     joerg 		return;
   4858   1.2     joerg 	switch (data->tdls.oper) {
   4859   1.2     joerg 	case TDLS_REQUEST_SETUP:
   4860   1.2     joerg 		wpa_tdls_remove(wpa_s->wpa, data->tdls.peer);
   4861   1.2     joerg 		if (wpa_tdls_is_external_setup(wpa_s->wpa))
   4862   1.2     joerg 			wpa_tdls_start(wpa_s->wpa, data->tdls.peer);
   4863   1.2     joerg 		else
   4864   1.2     joerg 			wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, data->tdls.peer);
   4865   1.2     joerg 		break;
   4866   1.2     joerg 	case TDLS_REQUEST_TEARDOWN:
   4867   1.2     joerg 		if (wpa_tdls_is_external_setup(wpa_s->wpa))
   4868   1.2     joerg 			wpa_tdls_teardown_link(wpa_s->wpa, data->tdls.peer,
   4869   1.2     joerg 					       data->tdls.reason_code);
   4870   1.2     joerg 		else
   4871   1.2     joerg 			wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN,
   4872   1.2     joerg 					  data->tdls.peer);
   4873   1.2     joerg 		break;
   4874   1.3  christos 	case TDLS_REQUEST_DISCOVER:
   4875   1.3  christos 			wpa_tdls_send_discovery_request(wpa_s->wpa,
   4876   1.3  christos 							data->tdls.peer);
   4877   1.3  christos 		break;
   4878   1.2     joerg 	}
   4879   1.2     joerg }
   4880   1.2     joerg #endif /* CONFIG_TDLS */
   4881   1.2     joerg 
   4882   1.2     joerg 
   4883   1.2     joerg #ifdef CONFIG_WNM
   4884   1.2     joerg static void wpa_supplicant_event_wnm(struct wpa_supplicant *wpa_s,
   4885   1.2     joerg 				     union wpa_event_data *data)
   4886   1.2     joerg {
   4887   1.2     joerg 	if (data == NULL)
   4888   1.2     joerg 		return;
   4889   1.2     joerg 	switch (data->wnm.oper) {
   4890   1.2     joerg 	case WNM_OPER_SLEEP:
   4891   1.2     joerg 		wpa_printf(MSG_DEBUG, "Start sending WNM-Sleep Request "
   4892   1.2     joerg 			   "(action=%d, intval=%d)",
   4893   1.2     joerg 			   data->wnm.sleep_action, data->wnm.sleep_intval);
   4894   1.2     joerg 		ieee802_11_send_wnmsleep_req(wpa_s, data->wnm.sleep_action,
   4895   1.2     joerg 					     data->wnm.sleep_intval, NULL);
   4896   1.2     joerg 		break;
   4897   1.2     joerg 	}
   4898   1.2     joerg }
   4899   1.2     joerg #endif /* CONFIG_WNM */
   4900   1.2     joerg 
   4901   1.2     joerg 
   4902   1.1  christos #ifdef CONFIG_IEEE80211R
   4903   1.1  christos static void
   4904   1.1  christos wpa_supplicant_event_ft_response(struct wpa_supplicant *wpa_s,
   4905   1.1  christos 				 union wpa_event_data *data)
   4906   1.1  christos {
   4907   1.1  christos 	if (data == NULL)
   4908   1.1  christos 		return;
   4909   1.1  christos 
   4910   1.1  christos 	if (wpa_ft_process_response(wpa_s->wpa, data->ft_ies.ies,
   4911   1.1  christos 				    data->ft_ies.ies_len,
   4912   1.1  christos 				    data->ft_ies.ft_action,
   4913   1.1  christos 				    data->ft_ies.target_ap,
   4914   1.1  christos 				    data->ft_ies.ric_ies,
   4915   1.1  christos 				    data->ft_ies.ric_ies_len) < 0) {
   4916   1.1  christos 		/* TODO: prevent MLME/driver from trying to associate? */
   4917   1.1  christos 	}
   4918   1.1  christos }
   4919   1.1  christos #endif /* CONFIG_IEEE80211R */
   4920   1.1  christos 
   4921   1.1  christos 
   4922   1.1  christos #ifdef CONFIG_IBSS_RSN
   4923   1.1  christos static void wpa_supplicant_event_ibss_rsn_start(struct wpa_supplicant *wpa_s,
   4924   1.1  christos 						union wpa_event_data *data)
   4925   1.1  christos {
   4926   1.2     joerg 	struct wpa_ssid *ssid;
   4927   1.2     joerg 	if (wpa_s->wpa_state < WPA_ASSOCIATED)
   4928   1.2     joerg 		return;
   4929   1.1  christos 	if (data == NULL)
   4930   1.1  christos 		return;
   4931   1.2     joerg 	ssid = wpa_s->current_ssid;
   4932   1.2     joerg 	if (ssid == NULL)
   4933   1.2     joerg 		return;
   4934   1.2     joerg 	if (ssid->mode != WPAS_MODE_IBSS || !wpa_key_mgmt_wpa(ssid->key_mgmt))
   4935   1.2     joerg 		return;
   4936   1.2     joerg 
   4937   1.1  christos 	ibss_rsn_start(wpa_s->ibss_rsn, data->ibss_rsn_start.peer);
   4938   1.1  christos }
   4939   1.2     joerg 
   4940   1.2     joerg 
   4941   1.2     joerg static void wpa_supplicant_event_ibss_auth(struct wpa_supplicant *wpa_s,
   4942   1.2     joerg 					   union wpa_event_data *data)
   4943   1.2     joerg {
   4944   1.2     joerg 	struct wpa_ssid *ssid = wpa_s->current_ssid;
   4945   1.2     joerg 
   4946   1.2     joerg 	if (ssid == NULL)
   4947   1.2     joerg 		return;
   4948   1.2     joerg 
   4949   1.2     joerg 	/* check if the ssid is correctly configured as IBSS/RSN */
   4950   1.2     joerg 	if (ssid->mode != WPAS_MODE_IBSS || !wpa_key_mgmt_wpa(ssid->key_mgmt))
   4951   1.2     joerg 		return;
   4952   1.2     joerg 
   4953   1.2     joerg 	ibss_rsn_handle_auth(wpa_s->ibss_rsn, data->rx_mgmt.frame,
   4954   1.2     joerg 			     data->rx_mgmt.frame_len);
   4955   1.2     joerg }
   4956   1.1  christos #endif /* CONFIG_IBSS_RSN */
   4957   1.1  christos 
   4958   1.1  christos 
   4959   1.1  christos #ifdef CONFIG_IEEE80211R
   4960   1.1  christos static void ft_rx_action(struct wpa_supplicant *wpa_s, const u8 *data,
   4961   1.1  christos 			 size_t len)
   4962   1.1  christos {
   4963   1.1  christos 	const u8 *sta_addr, *target_ap_addr;
   4964   1.1  christos 	u16 status;
   4965   1.1  christos 
   4966   1.1  christos 	wpa_hexdump(MSG_MSGDUMP, "FT: RX Action", data, len);
   4967   1.1  christos 	if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME))
   4968   1.1  christos 		return; /* only SME case supported for now */
   4969   1.1  christos 	if (len < 1 + 2 * ETH_ALEN + 2)
   4970   1.1  christos 		return;
   4971   1.1  christos 	if (data[0] != 2)
   4972   1.1  christos 		return; /* Only FT Action Response is supported for now */
   4973   1.1  christos 	sta_addr = data + 1;
   4974   1.1  christos 	target_ap_addr = data + 1 + ETH_ALEN;
   4975   1.1  christos 	status = WPA_GET_LE16(data + 1 + 2 * ETH_ALEN);
   4976   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "FT: Received FT Action Response: STA "
   4977   1.2     joerg 		MACSTR " TargetAP " MACSTR " status %u",
   4978   1.2     joerg 		MAC2STR(sta_addr), MAC2STR(target_ap_addr), status);
   4979   1.1  christos 
   4980  1.10  christos 	if (!ether_addr_equal(sta_addr, wpa_s->own_addr)) {
   4981   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "FT: Foreign STA Address " MACSTR
   4982   1.2     joerg 			" in FT Action Response", MAC2STR(sta_addr));
   4983   1.1  christos 		return;
   4984   1.1  christos 	}
   4985   1.1  christos 
   4986   1.1  christos 	if (status) {
   4987   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "FT: FT Action Response indicates "
   4988   1.2     joerg 			"failure (status code %d)", status);
   4989   1.1  christos 		/* TODO: report error to FT code(?) */
   4990   1.1  christos 		return;
   4991   1.1  christos 	}
   4992   1.1  christos 
   4993   1.1  christos 	if (wpa_ft_process_response(wpa_s->wpa, data + 1 + 2 * ETH_ALEN + 2,
   4994   1.1  christos 				    len - (1 + 2 * ETH_ALEN + 2), 1,
   4995   1.1  christos 				    target_ap_addr, NULL, 0) < 0)
   4996   1.1  christos 		return;
   4997   1.1  christos 
   4998   1.1  christos #ifdef CONFIG_SME
   4999   1.1  christos 	{
   5000   1.1  christos 		struct wpa_bss *bss;
   5001   1.1  christos 		bss = wpa_bss_get_bssid(wpa_s, target_ap_addr);
   5002   1.1  christos 		if (bss)
   5003   1.1  christos 			wpa_s->sme.freq = bss->freq;
   5004   1.1  christos 		wpa_s->sme.auth_alg = WPA_AUTH_ALG_FT;
   5005   1.1  christos 		sme_associate(wpa_s, WPAS_MODE_INFRA, target_ap_addr,
   5006   1.1  christos 			      WLAN_AUTH_FT);
   5007   1.1  christos 	}
   5008   1.1  christos #endif /* CONFIG_SME */
   5009   1.1  christos }
   5010   1.1  christos #endif /* CONFIG_IEEE80211R */
   5011   1.1  christos 
   5012   1.1  christos 
   5013   1.2     joerg static void wpa_supplicant_event_unprot_deauth(struct wpa_supplicant *wpa_s,
   5014   1.2     joerg 					       struct unprot_deauth *e)
   5015   1.2     joerg {
   5016   1.2     joerg 	wpa_printf(MSG_DEBUG, "Unprotected Deauthentication frame "
   5017   1.2     joerg 		   "dropped: " MACSTR " -> " MACSTR
   5018   1.2     joerg 		   " (reason code %u)",
   5019   1.2     joerg 		   MAC2STR(e->sa), MAC2STR(e->da), e->reason_code);
   5020   1.2     joerg 	sme_event_unprot_disconnect(wpa_s, e->sa, e->da, e->reason_code);
   5021   1.2     joerg }
   5022   1.2     joerg 
   5023   1.2     joerg 
   5024   1.2     joerg static void wpa_supplicant_event_unprot_disassoc(struct wpa_supplicant *wpa_s,
   5025   1.2     joerg 						 struct unprot_disassoc *e)
   5026   1.2     joerg {
   5027   1.2     joerg 	wpa_printf(MSG_DEBUG, "Unprotected Disassociation frame "
   5028   1.2     joerg 		   "dropped: " MACSTR " -> " MACSTR
   5029   1.2     joerg 		   " (reason code %u)",
   5030   1.2     joerg 		   MAC2STR(e->sa), MAC2STR(e->da), e->reason_code);
   5031   1.2     joerg 	sme_event_unprot_disconnect(wpa_s, e->sa, e->da, e->reason_code);
   5032   1.2     joerg }
   5033   1.2     joerg 
   5034   1.2     joerg 
   5035   1.2     joerg static void wpas_event_disconnect(struct wpa_supplicant *wpa_s, const u8 *addr,
   5036   1.2     joerg 				  u16 reason_code, int locally_generated,
   5037   1.2     joerg 				  const u8 *ie, size_t ie_len, int deauth)
   5038   1.2     joerg {
   5039   1.2     joerg #ifdef CONFIG_AP
   5040   1.2     joerg 	if (wpa_s->ap_iface && addr) {
   5041   1.2     joerg 		hostapd_notif_disassoc(wpa_s->ap_iface->bss[0], addr);
   5042   1.2     joerg 		return;
   5043   1.2     joerg 	}
   5044   1.2     joerg 
   5045   1.2     joerg 	if (wpa_s->ap_iface) {
   5046   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Ignore deauth event in AP mode");
   5047   1.2     joerg 		return;
   5048   1.2     joerg 	}
   5049   1.2     joerg #endif /* CONFIG_AP */
   5050   1.2     joerg 
   5051   1.3  christos 	if (!locally_generated)
   5052   1.3  christos 		wpa_s->own_disconnect_req = 0;
   5053   1.3  christos 
   5054   1.2     joerg 	wpa_supplicant_event_disassoc(wpa_s, reason_code, locally_generated);
   5055   1.2     joerg 
   5056   1.2     joerg 	if (((reason_code == WLAN_REASON_IEEE_802_1X_AUTH_FAILED ||
   5057   1.2     joerg 	      ((wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
   5058   1.2     joerg 		(wpa_s->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA)) &&
   5059   1.2     joerg 	       eapol_sm_failed(wpa_s->eapol))) &&
   5060   1.2     joerg 	     !wpa_s->eap_expected_failure))
   5061  1.10  christos 		wpas_auth_failed(wpa_s, "AUTH_FAILED", addr);
   5062   1.2     joerg 
   5063   1.2     joerg #ifdef CONFIG_P2P
   5064   1.2     joerg 	if (deauth && reason_code > 0) {
   5065   1.2     joerg 		if (wpas_p2p_deauth_notif(wpa_s, addr, reason_code, ie, ie_len,
   5066   1.2     joerg 					  locally_generated) > 0) {
   5067   1.2     joerg 			/*
   5068   1.2     joerg 			 * The interface was removed, so cannot continue
   5069   1.2     joerg 			 * processing any additional operations after this.
   5070   1.2     joerg 			 */
   5071   1.2     joerg 			return;
   5072   1.2     joerg 		}
   5073   1.2     joerg 	}
   5074   1.2     joerg #endif /* CONFIG_P2P */
   5075   1.2     joerg 
   5076   1.2     joerg 	wpa_supplicant_event_disassoc_finish(wpa_s, reason_code,
   5077   1.2     joerg 					     locally_generated);
   5078   1.2     joerg }
   5079   1.2     joerg 
   5080   1.2     joerg 
   5081   1.2     joerg static void wpas_event_disassoc(struct wpa_supplicant *wpa_s,
   5082   1.2     joerg 				struct disassoc_info *info)
   5083   1.2     joerg {
   5084   1.2     joerg 	u16 reason_code = 0;
   5085   1.2     joerg 	int locally_generated = 0;
   5086   1.2     joerg 	const u8 *addr = NULL;
   5087   1.2     joerg 	const u8 *ie = NULL;
   5088   1.2     joerg 	size_t ie_len = 0;
   5089   1.2     joerg 
   5090   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Disassociation notification");
   5091   1.2     joerg 
   5092   1.2     joerg 	if (info) {
   5093   1.2     joerg 		addr = info->addr;
   5094   1.2     joerg 		ie = info->ie;
   5095   1.2     joerg 		ie_len = info->ie_len;
   5096   1.2     joerg 		reason_code = info->reason_code;
   5097   1.2     joerg 		locally_generated = info->locally_generated;
   5098   1.9  christos 		wpa_dbg(wpa_s, MSG_DEBUG, " * reason %u (%s)%s", reason_code,
   5099   1.9  christos 			reason2str(reason_code),
   5100   1.9  christos 			locally_generated ? " locally_generated=1" : "");
   5101   1.2     joerg 		if (addr)
   5102   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, " * address " MACSTR,
   5103   1.2     joerg 				MAC2STR(addr));
   5104   1.2     joerg 		wpa_hexdump(MSG_DEBUG, "Disassociation frame IE(s)",
   5105   1.2     joerg 			    ie, ie_len);
   5106   1.2     joerg 	}
   5107   1.2     joerg 
   5108   1.2     joerg #ifdef CONFIG_AP
   5109   1.2     joerg 	if (wpa_s->ap_iface && info && info->addr) {
   5110   1.2     joerg 		hostapd_notif_disassoc(wpa_s->ap_iface->bss[0], info->addr);
   5111   1.2     joerg 		return;
   5112   1.2     joerg 	}
   5113   1.2     joerg 
   5114   1.2     joerg 	if (wpa_s->ap_iface) {
   5115   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Ignore disassoc event in AP mode");
   5116   1.2     joerg 		return;
   5117   1.2     joerg 	}
   5118   1.2     joerg #endif /* CONFIG_AP */
   5119   1.2     joerg 
   5120   1.2     joerg #ifdef CONFIG_P2P
   5121   1.2     joerg 	if (info) {
   5122   1.2     joerg 		wpas_p2p_disassoc_notif(
   5123   1.2     joerg 			wpa_s, info->addr, reason_code, info->ie, info->ie_len,
   5124   1.2     joerg 			locally_generated);
   5125   1.2     joerg 	}
   5126   1.2     joerg #endif /* CONFIG_P2P */
   5127   1.2     joerg 
   5128   1.2     joerg 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
   5129   1.2     joerg 		sme_event_disassoc(wpa_s, info);
   5130   1.2     joerg 
   5131   1.2     joerg 	wpas_event_disconnect(wpa_s, addr, reason_code, locally_generated,
   5132   1.2     joerg 			      ie, ie_len, 0);
   5133   1.2     joerg }
   5134   1.2     joerg 
   5135   1.2     joerg 
   5136   1.2     joerg static void wpas_event_deauth(struct wpa_supplicant *wpa_s,
   5137   1.2     joerg 			      struct deauth_info *info)
   5138   1.2     joerg {
   5139   1.2     joerg 	u16 reason_code = 0;
   5140   1.2     joerg 	int locally_generated = 0;
   5141   1.2     joerg 	const u8 *addr = NULL;
   5142   1.2     joerg 	const u8 *ie = NULL;
   5143   1.2     joerg 	size_t ie_len = 0;
   5144   1.2     joerg 
   5145   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Deauthentication notification");
   5146   1.2     joerg 
   5147   1.2     joerg 	if (info) {
   5148   1.2     joerg 		addr = info->addr;
   5149   1.2     joerg 		ie = info->ie;
   5150   1.2     joerg 		ie_len = info->ie_len;
   5151   1.2     joerg 		reason_code = info->reason_code;
   5152   1.2     joerg 		locally_generated = info->locally_generated;
   5153   1.9  christos 		wpa_dbg(wpa_s, MSG_DEBUG, " * reason %u (%s)%s",
   5154   1.9  christos 			reason_code, reason2str(reason_code),
   5155   1.9  christos 			locally_generated ? " locally_generated=1" : "");
   5156   1.2     joerg 		if (addr) {
   5157   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, " * address " MACSTR,
   5158   1.2     joerg 				MAC2STR(addr));
   5159   1.2     joerg 		}
   5160   1.2     joerg 		wpa_hexdump(MSG_DEBUG, "Deauthentication frame IE(s)",
   5161   1.2     joerg 			    ie, ie_len);
   5162   1.2     joerg 	}
   5163   1.2     joerg 
   5164   1.2     joerg 	wpa_reset_ft_completed(wpa_s->wpa);
   5165   1.2     joerg 
   5166   1.2     joerg 	wpas_event_disconnect(wpa_s, addr, reason_code,
   5167   1.2     joerg 			      locally_generated, ie, ie_len, 1);
   5168   1.2     joerg }
   5169   1.2     joerg 
   5170   1.2     joerg 
   5171   1.2     joerg static const char * reg_init_str(enum reg_change_initiator init)
   5172   1.2     joerg {
   5173   1.2     joerg 	switch (init) {
   5174   1.2     joerg 	case REGDOM_SET_BY_CORE:
   5175   1.2     joerg 		return "CORE";
   5176   1.2     joerg 	case REGDOM_SET_BY_USER:
   5177   1.2     joerg 		return "USER";
   5178   1.2     joerg 	case REGDOM_SET_BY_DRIVER:
   5179   1.2     joerg 		return "DRIVER";
   5180   1.2     joerg 	case REGDOM_SET_BY_COUNTRY_IE:
   5181   1.2     joerg 		return "COUNTRY_IE";
   5182   1.2     joerg 	case REGDOM_BEACON_HINT:
   5183   1.2     joerg 		return "BEACON_HINT";
   5184   1.2     joerg 	}
   5185   1.2     joerg 	return "?";
   5186   1.2     joerg }
   5187   1.2     joerg 
   5188   1.2     joerg 
   5189   1.2     joerg static const char * reg_type_str(enum reg_type type)
   5190   1.2     joerg {
   5191   1.2     joerg 	switch (type) {
   5192   1.2     joerg 	case REGDOM_TYPE_UNKNOWN:
   5193   1.2     joerg 		return "UNKNOWN";
   5194   1.2     joerg 	case REGDOM_TYPE_COUNTRY:
   5195   1.2     joerg 		return "COUNTRY";
   5196   1.2     joerg 	case REGDOM_TYPE_WORLD:
   5197   1.2     joerg 		return "WORLD";
   5198   1.2     joerg 	case REGDOM_TYPE_CUSTOM_WORLD:
   5199   1.2     joerg 		return "CUSTOM_WORLD";
   5200   1.2     joerg 	case REGDOM_TYPE_INTERSECTION:
   5201   1.2     joerg 		return "INTERSECTION";
   5202   1.2     joerg 	}
   5203   1.2     joerg 	return "?";
   5204   1.2     joerg }
   5205   1.2     joerg 
   5206   1.2     joerg 
   5207  1.10  christos static void wpas_beacon_hint(struct wpa_supplicant *wpa_s, const char *title,
   5208  1.10  christos 			     struct frequency_attrs *attrs)
   5209  1.10  christos {
   5210  1.10  christos 	if (!attrs->freq)
   5211  1.10  christos 		return;
   5212  1.10  christos 	wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_REGDOM_BEACON_HINT
   5213  1.10  christos 		"%s freq=%u max_tx_power=%u%s%s%s",
   5214  1.10  christos 		title, attrs->freq, attrs->max_tx_power,
   5215  1.10  christos 		attrs->disabled ? " disabled=1" : "",
   5216  1.10  christos 		attrs->no_ir ? " no_ir=1" : "",
   5217  1.10  christos 		attrs->radar ? " radar=1" : "");
   5218  1.10  christos }
   5219  1.10  christos 
   5220  1.10  christos 
   5221   1.9  christos void wpa_supplicant_update_channel_list(struct wpa_supplicant *wpa_s,
   5222   1.9  christos 					struct channel_list_changed *info)
   5223   1.2     joerg {
   5224   1.2     joerg 	struct wpa_supplicant *ifs;
   5225   1.7  christos 	u8 dfs_domain;
   5226   1.2     joerg 
   5227   1.6  christos 	/*
   5228   1.6  christos 	 * To allow backwards compatibility with higher level layers that
   5229   1.6  christos 	 * assumed the REGDOM_CHANGE event is sent over the initially added
   5230   1.6  christos 	 * interface. Find the highest parent of this interface and use it to
   5231   1.6  christos 	 * send the event.
   5232   1.6  christos 	 */
   5233   1.6  christos 	for (ifs = wpa_s; ifs->parent && ifs != ifs->parent; ifs = ifs->parent)
   5234   1.6  christos 		;
   5235   1.6  christos 
   5236   1.9  christos 	if (info) {
   5237   1.9  christos 		wpa_msg(ifs, MSG_INFO,
   5238   1.9  christos 			WPA_EVENT_REGDOM_CHANGE "init=%s type=%s%s%s",
   5239   1.9  christos 			reg_init_str(info->initiator), reg_type_str(info->type),
   5240   1.9  christos 			info->alpha2[0] ? " alpha2=" : "",
   5241   1.9  christos 			info->alpha2[0] ? info->alpha2 : "");
   5242  1.10  christos 
   5243  1.10  christos 		if (info->initiator == REGDOM_BEACON_HINT) {
   5244  1.10  christos 			wpas_beacon_hint(ifs, "before",
   5245  1.10  christos 					 &info->beacon_hint_before);
   5246  1.10  christos 			wpas_beacon_hint(ifs, "after",
   5247  1.10  christos 					 &info->beacon_hint_after);
   5248  1.10  christos 		}
   5249   1.9  christos 	}
   5250   1.2     joerg 
   5251   1.2     joerg 	if (wpa_s->drv_priv == NULL)
   5252   1.2     joerg 		return; /* Ignore event during drv initialization */
   5253   1.2     joerg 
   5254   1.2     joerg 	dl_list_for_each(ifs, &wpa_s->radio->ifaces, struct wpa_supplicant,
   5255   1.2     joerg 			 radio_list) {
   5256  1.10  christos 		bool was_6ghz_enabled;
   5257  1.10  christos 
   5258   1.6  christos 		wpa_printf(MSG_DEBUG, "%s: Updating hw mode",
   5259   1.6  christos 			   ifs->ifname);
   5260   1.6  christos 		free_hw_features(ifs);
   5261   1.6  christos 		ifs->hw.modes = wpa_drv_get_hw_feature_data(
   5262   1.7  christos 			ifs, &ifs->hw.num_modes, &ifs->hw.flags, &dfs_domain);
   5263   1.6  christos 
   5264  1.10  christos 		was_6ghz_enabled = ifs->is_6ghz_enabled;
   5265  1.10  christos 		ifs->is_6ghz_enabled = wpas_is_6ghz_supported(ifs, true);
   5266  1.10  christos 
   5267   1.6  christos 		/* Restart PNO/sched_scan with updated channel list */
   5268   1.6  christos 		if (ifs->pno) {
   5269   1.6  christos 			wpas_stop_pno(ifs);
   5270   1.6  christos 			wpas_start_pno(ifs);
   5271   1.6  christos 		} else if (ifs->sched_scanning && !ifs->pno_sched_pending) {
   5272   1.6  christos 			wpa_dbg(ifs, MSG_DEBUG,
   5273   1.6  christos 				"Channel list changed - restart sched_scan");
   5274   1.6  christos 			wpas_scan_restart_sched_scan(ifs);
   5275  1.10  christos 		} else if (!was_6ghz_enabled && ifs->is_6ghz_enabled) {
   5276  1.10  christos 			wpa_dbg(ifs, MSG_INFO,
   5277  1.10  christos 				"Channel list changed: 6 GHz was enabled");
   5278  1.10  christos 
   5279  1.10  christos 			ifs->crossed_6ghz_dom = true;
   5280   1.2     joerg 		}
   5281   1.2     joerg 	}
   5282   1.6  christos 
   5283   1.6  christos 	wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DRIVER);
   5284   1.2     joerg }
   5285   1.2     joerg 
   5286   1.2     joerg 
   5287   1.2     joerg static void wpas_event_rx_mgmt_action(struct wpa_supplicant *wpa_s,
   5288   1.3  christos 				      const u8 *frame, size_t len, int freq,
   5289   1.3  christos 				      int rssi)
   5290   1.2     joerg {
   5291   1.2     joerg 	const struct ieee80211_mgmt *mgmt;
   5292   1.2     joerg 	const u8 *payload;
   5293   1.2     joerg 	size_t plen;
   5294   1.2     joerg 	u8 category;
   5295   1.2     joerg 
   5296   1.2     joerg 	if (len < IEEE80211_HDRLEN + 2)
   5297   1.2     joerg 		return;
   5298   1.2     joerg 
   5299   1.2     joerg 	mgmt = (const struct ieee80211_mgmt *) frame;
   5300   1.2     joerg 	payload = frame + IEEE80211_HDRLEN;
   5301   1.2     joerg 	category = *payload++;
   5302   1.2     joerg 	plen = len - IEEE80211_HDRLEN - 1;
   5303   1.2     joerg 
   5304   1.2     joerg 	wpa_dbg(wpa_s, MSG_DEBUG, "Received Action frame: SA=" MACSTR
   5305   1.2     joerg 		" Category=%u DataLen=%d freq=%d MHz",
   5306   1.2     joerg 		MAC2STR(mgmt->sa), category, (int) plen, freq);
   5307   1.2     joerg 
   5308  1.10  christos #ifndef CONFIG_NO_WMM_AC
   5309   1.3  christos 	if (category == WLAN_ACTION_WMM) {
   5310   1.3  christos 		wmm_ac_rx_action(wpa_s, mgmt->da, mgmt->sa, payload, plen);
   5311   1.3  christos 		return;
   5312   1.3  christos 	}
   5313  1.10  christos #endif /* CONFIG_NO_WMM_AC */
   5314   1.3  christos 
   5315   1.2     joerg #ifdef CONFIG_IEEE80211R
   5316   1.2     joerg 	if (category == WLAN_ACTION_FT) {
   5317   1.2     joerg 		ft_rx_action(wpa_s, payload, plen);
   5318   1.2     joerg 		return;
   5319   1.2     joerg 	}
   5320   1.2     joerg #endif /* CONFIG_IEEE80211R */
   5321   1.2     joerg 
   5322   1.2     joerg #ifdef CONFIG_SME
   5323   1.2     joerg 	if (category == WLAN_ACTION_SA_QUERY) {
   5324  1.10  christos 		sme_sa_query_rx(wpa_s, mgmt->da, mgmt->sa, payload, plen);
   5325   1.2     joerg 		return;
   5326   1.2     joerg 	}
   5327   1.2     joerg #endif /* CONFIG_SME */
   5328   1.2     joerg 
   5329   1.2     joerg #ifdef CONFIG_WNM
   5330   1.2     joerg 	if (mgmt->u.action.category == WLAN_ACTION_WNM) {
   5331   1.2     joerg 		ieee802_11_rx_wnm_action(wpa_s, mgmt, len);
   5332   1.2     joerg 		return;
   5333   1.2     joerg 	}
   5334   1.2     joerg #endif /* CONFIG_WNM */
   5335   1.2     joerg 
   5336   1.2     joerg #ifdef CONFIG_GAS
   5337   1.2     joerg 	if ((mgmt->u.action.category == WLAN_ACTION_PUBLIC ||
   5338   1.2     joerg 	     mgmt->u.action.category == WLAN_ACTION_PROTECTED_DUAL) &&
   5339   1.2     joerg 	    gas_query_rx(wpa_s->gas, mgmt->da, mgmt->sa, mgmt->bssid,
   5340   1.2     joerg 			 mgmt->u.action.category,
   5341   1.2     joerg 			 payload, plen, freq) == 0)
   5342   1.2     joerg 		return;
   5343   1.2     joerg #endif /* CONFIG_GAS */
   5344   1.2     joerg 
   5345   1.7  christos #ifdef CONFIG_GAS_SERVER
   5346   1.7  christos 	if ((mgmt->u.action.category == WLAN_ACTION_PUBLIC ||
   5347   1.7  christos 	     mgmt->u.action.category == WLAN_ACTION_PROTECTED_DUAL) &&
   5348   1.7  christos 	    gas_server_rx(wpa_s->gas_server, mgmt->da, mgmt->sa, mgmt->bssid,
   5349   1.7  christos 			  mgmt->u.action.category,
   5350   1.7  christos 			  payload, plen, freq) == 0)
   5351   1.7  christos 		return;
   5352   1.7  christos #endif /* CONFIG_GAS_SERVER */
   5353   1.7  christos 
   5354   1.2     joerg #ifdef CONFIG_TDLS
   5355   1.2     joerg 	if (category == WLAN_ACTION_PUBLIC && plen >= 4 &&
   5356   1.2     joerg 	    payload[0] == WLAN_TDLS_DISCOVERY_RESPONSE) {
   5357   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG,
   5358   1.2     joerg 			"TDLS: Received Discovery Response from " MACSTR,
   5359   1.2     joerg 			MAC2STR(mgmt->sa));
   5360  1.10  christos 		if (wpa_s->valid_links &&
   5361  1.10  christos 		    wpa_tdls_process_discovery_response(wpa_s->wpa, mgmt->sa,
   5362  1.10  christos 							&payload[1], plen - 1))
   5363  1.10  christos 			wpa_dbg(wpa_s, MSG_ERROR,
   5364  1.10  christos 				"TDLS: Discovery Response process failed for "
   5365  1.10  christos 				MACSTR, MAC2STR(mgmt->sa));
   5366   1.2     joerg 		return;
   5367   1.2     joerg 	}
   5368   1.2     joerg #endif /* CONFIG_TDLS */
   5369   1.2     joerg 
   5370   1.2     joerg #ifdef CONFIG_INTERWORKING
   5371   1.2     joerg 	if (category == WLAN_ACTION_QOS && plen >= 1 &&
   5372   1.2     joerg 	    payload[0] == QOS_QOS_MAP_CONFIG) {
   5373   1.2     joerg 		const u8 *pos = payload + 1;
   5374   1.2     joerg 		size_t qlen = plen - 1;
   5375   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Interworking: Received QoS Map Configure frame from "
   5376   1.2     joerg 			MACSTR, MAC2STR(mgmt->sa));
   5377  1.10  christos 		if (ether_addr_equal(mgmt->sa, wpa_s->bssid) &&
   5378   1.2     joerg 		    qlen > 2 && pos[0] == WLAN_EID_QOS_MAP_SET &&
   5379   1.2     joerg 		    pos[1] <= qlen - 2 && pos[1] >= 16)
   5380   1.2     joerg 			wpas_qos_map_set(wpa_s, pos + 2, pos[1]);
   5381   1.2     joerg 		return;
   5382   1.2     joerg 	}
   5383   1.2     joerg #endif /* CONFIG_INTERWORKING */
   5384   1.2     joerg 
   5385  1.10  christos #ifndef CONFIG_NO_RRM
   5386   1.3  christos 	if (category == WLAN_ACTION_RADIO_MEASUREMENT &&
   5387   1.6  christos 	    payload[0] == WLAN_RRM_RADIO_MEASUREMENT_REQUEST) {
   5388   1.6  christos 		wpas_rrm_handle_radio_measurement_request(wpa_s, mgmt->sa,
   5389   1.7  christos 							  mgmt->da,
   5390   1.6  christos 							  payload + 1,
   5391   1.6  christos 							  plen - 1);
   5392   1.6  christos 		return;
   5393   1.6  christos 	}
   5394   1.6  christos 
   5395   1.6  christos 	if (category == WLAN_ACTION_RADIO_MEASUREMENT &&
   5396   1.3  christos 	    payload[0] == WLAN_RRM_NEIGHBOR_REPORT_RESPONSE) {
   5397   1.3  christos 		wpas_rrm_process_neighbor_rep(wpa_s, payload + 1, plen - 1);
   5398   1.3  christos 		return;
   5399   1.3  christos 	}
   5400   1.3  christos 
   5401   1.3  christos 	if (category == WLAN_ACTION_RADIO_MEASUREMENT &&
   5402   1.3  christos 	    payload[0] == WLAN_RRM_LINK_MEASUREMENT_REQUEST) {
   5403   1.3  christos 		wpas_rrm_handle_link_measurement_request(wpa_s, mgmt->sa,
   5404   1.3  christos 							 payload + 1, plen - 1,
   5405   1.3  christos 							 rssi);
   5406   1.3  christos 		return;
   5407   1.3  christos 	}
   5408  1.10  christos #endif /* CONFIG_NO_RRM */
   5409   1.3  christos 
   5410   1.6  christos #ifdef CONFIG_FST
   5411   1.6  christos 	if (mgmt->u.action.category == WLAN_ACTION_FST && wpa_s->fst) {
   5412   1.6  christos 		fst_rx_action(wpa_s->fst, mgmt, len);
   5413   1.6  christos 		return;
   5414   1.6  christos 	}
   5415   1.6  christos #endif /* CONFIG_FST */
   5416   1.6  christos 
   5417  1.10  christos #ifdef CONFIG_NAN_USD
   5418  1.10  christos 	if (category == WLAN_ACTION_PUBLIC && plen >= 5 &&
   5419  1.10  christos 	    payload[0] == WLAN_PA_VENDOR_SPECIFIC &&
   5420  1.10  christos 	    WPA_GET_BE32(&payload[1]) == NAN_SDF_VENDOR_TYPE) {
   5421  1.10  christos 		payload += 5;
   5422  1.10  christos 		plen -= 5;
   5423  1.10  christos 		wpas_nan_usd_rx_sdf(wpa_s, mgmt->sa, freq, payload, plen);
   5424  1.10  christos 		return;
   5425  1.10  christos 	}
   5426  1.10  christos #endif /* CONFIG_NAN_USD */
   5427  1.10  christos 
   5428   1.7  christos #ifdef CONFIG_DPP
   5429   1.7  christos 	if (category == WLAN_ACTION_PUBLIC && plen >= 5 &&
   5430   1.7  christos 	    payload[0] == WLAN_PA_VENDOR_SPECIFIC &&
   5431   1.7  christos 	    WPA_GET_BE24(&payload[1]) == OUI_WFA &&
   5432   1.7  christos 	    payload[4] == DPP_OUI_TYPE) {
   5433   1.7  christos 		payload++;
   5434   1.7  christos 		plen--;
   5435   1.7  christos 		wpas_dpp_rx_action(wpa_s, mgmt->sa, payload, plen, freq);
   5436   1.7  christos 		return;
   5437   1.7  christos 	}
   5438   1.7  christos #endif /* CONFIG_DPP */
   5439   1.7  christos 
   5440  1.10  christos #ifndef CONFIG_NO_ROBUST_AV
   5441  1.10  christos 	if (category == WLAN_ACTION_ROBUST_AV_STREAMING &&
   5442  1.10  christos 	    payload[0] == ROBUST_AV_SCS_RESP) {
   5443  1.10  christos 		wpas_handle_robust_av_scs_recv_action(wpa_s, mgmt->sa,
   5444  1.10  christos 						      payload + 1, plen - 1);
   5445  1.10  christos 		return;
   5446  1.10  christos 	}
   5447  1.10  christos 
   5448  1.10  christos 	if (category == WLAN_ACTION_ROBUST_AV_STREAMING &&
   5449  1.10  christos 	    payload[0] == ROBUST_AV_MSCS_RESP) {
   5450  1.10  christos 		wpas_handle_robust_av_recv_action(wpa_s, mgmt->sa,
   5451  1.10  christos 						  payload + 1, plen - 1);
   5452  1.10  christos 		return;
   5453  1.10  christos 	}
   5454  1.10  christos 
   5455  1.10  christos 	if (category == WLAN_ACTION_VENDOR_SPECIFIC_PROTECTED && plen > 4 &&
   5456  1.10  christos 	    WPA_GET_BE32(payload) == QM_ACTION_VENDOR_TYPE) {
   5457  1.10  christos 		wpas_handle_qos_mgmt_recv_action(wpa_s, mgmt->sa,
   5458  1.10  christos 						 payload + 4, plen - 4);
   5459  1.10  christos 		return;
   5460  1.10  christos 	}
   5461  1.10  christos #endif /* CONFIG_NO_ROBUST_AV */
   5462  1.10  christos 
   5463   1.2     joerg 	wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
   5464   1.2     joerg 			   category, payload, plen, freq);
   5465   1.3  christos 	if (wpa_s->ifmsh)
   5466   1.3  christos 		mesh_mpm_action_rx(wpa_s, mgmt, len);
   5467   1.2     joerg }
   5468   1.2     joerg 
   5469   1.2     joerg 
   5470   1.2     joerg static void wpa_supplicant_notify_avoid_freq(struct wpa_supplicant *wpa_s,
   5471   1.2     joerg 					     union wpa_event_data *event)
   5472   1.2     joerg {
   5473   1.2     joerg 	struct wpa_freq_range_list *list;
   5474   1.2     joerg 	char *str = NULL;
   5475   1.2     joerg 
   5476   1.2     joerg 	list = &event->freq_range;
   5477   1.2     joerg 
   5478   1.2     joerg 	if (list->num)
   5479   1.2     joerg 		str = freq_range_list_str(list);
   5480   1.2     joerg 	wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_AVOID_FREQ "ranges=%s",
   5481   1.2     joerg 		str ? str : "");
   5482   1.2     joerg 
   5483   1.2     joerg #ifdef CONFIG_P2P
   5484   1.2     joerg 	if (freq_range_list_parse(&wpa_s->global->p2p_go_avoid_freq, str)) {
   5485   1.2     joerg 		wpa_dbg(wpa_s, MSG_ERROR, "%s: Failed to parse freq range",
   5486   1.2     joerg 			__func__);
   5487   1.2     joerg 	} else {
   5488   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Update channel list based on frequency avoid event");
   5489   1.2     joerg 
   5490   1.6  christos 		/*
   5491   1.6  christos 		 * The update channel flow will also take care of moving a GO
   5492   1.6  christos 		 * from the unsafe frequency if needed.
   5493   1.6  christos 		 */
   5494   1.6  christos 		wpas_p2p_update_channel_list(wpa_s,
   5495   1.6  christos 					     WPAS_P2P_CHANNEL_UPDATE_AVOID);
   5496   1.2     joerg 	}
   5497   1.2     joerg #endif /* CONFIG_P2P */
   5498   1.2     joerg 
   5499   1.2     joerg 	os_free(str);
   5500   1.2     joerg }
   5501   1.2     joerg 
   5502   1.2     joerg 
   5503   1.7  christos static void wpa_supplicant_event_port_authorized(struct wpa_supplicant *wpa_s)
   5504   1.3  christos {
   5505   1.3  christos 	if (wpa_s->wpa_state == WPA_ASSOCIATED) {
   5506   1.3  christos 		wpa_supplicant_cancel_auth_timeout(wpa_s);
   5507   1.3  christos 		wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
   5508  1.10  christos 		eapol_sm_notify_portValid(wpa_s->eapol, true);
   5509  1.10  christos 		eapol_sm_notify_eap_success(wpa_s->eapol, true);
   5510  1.10  christos 		wpa_s->drv_authorized_port = 1;
   5511   1.3  christos 	}
   5512   1.7  christos }
   5513   1.7  christos 
   5514   1.7  christos 
   5515   1.7  christos static unsigned int wpas_event_cac_ms(const struct wpa_supplicant *wpa_s,
   5516   1.7  christos 				      int freq)
   5517   1.7  christos {
   5518   1.7  christos 	size_t i;
   5519   1.7  christos 	int j;
   5520   1.7  christos 
   5521   1.7  christos 	for (i = 0; i < wpa_s->hw.num_modes; i++) {
   5522   1.7  christos 		const struct hostapd_hw_modes *mode = &wpa_s->hw.modes[i];
   5523   1.7  christos 
   5524   1.7  christos 		for (j = 0; j < mode->num_channels; j++) {
   5525   1.7  christos 			const struct hostapd_channel_data *chan;
   5526   1.7  christos 
   5527   1.7  christos 			chan = &mode->channels[j];
   5528   1.7  christos 			if (chan->freq == freq)
   5529   1.7  christos 				return chan->dfs_cac_ms;
   5530   1.7  christos 		}
   5531   1.7  christos 	}
   5532   1.7  christos 
   5533   1.7  christos 	return 0;
   5534   1.7  christos }
   5535   1.7  christos 
   5536   1.7  christos 
   5537   1.7  christos static void wpas_event_dfs_cac_started(struct wpa_supplicant *wpa_s,
   5538   1.7  christos 				       struct dfs_event *radar)
   5539   1.7  christos {
   5540   1.7  christos #if defined(NEED_AP_MLME) && defined(CONFIG_AP)
   5541   1.9  christos 	if (wpa_s->ap_iface || wpa_s->ifmsh) {
   5542   1.7  christos 		wpas_ap_event_dfs_cac_started(wpa_s, radar);
   5543   1.7  christos 	} else
   5544   1.7  christos #endif /* NEED_AP_MLME && CONFIG_AP */
   5545   1.7  christos 	{
   5546   1.7  christos 		unsigned int cac_time = wpas_event_cac_ms(wpa_s, radar->freq);
   5547   1.7  christos 
   5548   1.7  christos 		cac_time /= 1000; /* convert from ms to sec */
   5549   1.7  christos 		if (!cac_time)
   5550   1.7  christos 			cac_time = 10 * 60; /* max timeout: 10 minutes */
   5551   1.7  christos 
   5552   1.7  christos 		/* Restart auth timeout: CAC time added to initial timeout */
   5553   1.7  christos 		wpas_auth_timeout_restart(wpa_s, cac_time);
   5554   1.7  christos 	}
   5555   1.7  christos }
   5556   1.7  christos 
   5557   1.7  christos 
   5558   1.7  christos static void wpas_event_dfs_cac_finished(struct wpa_supplicant *wpa_s,
   5559   1.7  christos 					struct dfs_event *radar)
   5560   1.7  christos {
   5561   1.7  christos #if defined(NEED_AP_MLME) && defined(CONFIG_AP)
   5562   1.9  christos 	if (wpa_s->ap_iface || wpa_s->ifmsh) {
   5563   1.7  christos 		wpas_ap_event_dfs_cac_finished(wpa_s, radar);
   5564   1.7  christos 	} else
   5565   1.7  christos #endif /* NEED_AP_MLME && CONFIG_AP */
   5566   1.7  christos 	{
   5567   1.7  christos 		/* Restart auth timeout with original value after CAC is
   5568   1.7  christos 		 * finished */
   5569   1.7  christos 		wpas_auth_timeout_restart(wpa_s, 0);
   5570   1.7  christos 	}
   5571   1.7  christos }
   5572   1.7  christos 
   5573   1.7  christos 
   5574   1.7  christos static void wpas_event_dfs_cac_aborted(struct wpa_supplicant *wpa_s,
   5575   1.7  christos 				       struct dfs_event *radar)
   5576   1.7  christos {
   5577   1.7  christos #if defined(NEED_AP_MLME) && defined(CONFIG_AP)
   5578   1.9  christos 	if (wpa_s->ap_iface || wpa_s->ifmsh) {
   5579   1.7  christos 		wpas_ap_event_dfs_cac_aborted(wpa_s, radar);
   5580   1.7  christos 	} else
   5581   1.7  christos #endif /* NEED_AP_MLME && CONFIG_AP */
   5582   1.7  christos 	{
   5583   1.7  christos 		/* Restart auth timeout with original value after CAC is
   5584   1.7  christos 		 * aborted */
   5585   1.7  christos 		wpas_auth_timeout_restart(wpa_s, 0);
   5586   1.7  christos 	}
   5587   1.7  christos }
   5588   1.7  christos 
   5589   1.7  christos 
   5590   1.7  christos static void wpa_supplicant_event_assoc_auth(struct wpa_supplicant *wpa_s,
   5591   1.7  christos 					    union wpa_event_data *data)
   5592   1.7  christos {
   5593   1.7  christos 	wpa_dbg(wpa_s, MSG_DEBUG,
   5594   1.7  christos 		"Connection authorized by device, previous state %d",
   5595   1.7  christos 		wpa_s->wpa_state);
   5596   1.7  christos 
   5597   1.7  christos 	wpa_supplicant_event_port_authorized(wpa_s);
   5598   1.7  christos 
   5599  1.10  christos 	wpa_s->last_eapol_matches_bssid = 1;
   5600  1.10  christos 
   5601   1.3  christos 	wpa_sm_set_rx_replay_ctr(wpa_s->wpa, data->assoc_info.key_replay_ctr);
   5602   1.3  christos 	wpa_sm_set_ptk_kck_kek(wpa_s->wpa, data->assoc_info.ptk_kck,
   5603   1.3  christos 			       data->assoc_info.ptk_kck_len,
   5604   1.3  christos 			       data->assoc_info.ptk_kek,
   5605   1.3  christos 			       data->assoc_info.ptk_kek_len);
   5606   1.7  christos #ifdef CONFIG_FILS
   5607   1.7  christos 	if (wpa_s->auth_alg == WPA_AUTH_ALG_FILS) {
   5608   1.7  christos 		struct wpa_bss *bss = wpa_bss_get_bssid(wpa_s, wpa_s->bssid);
   5609   1.7  christos 		const u8 *fils_cache_id = wpa_bss_get_fils_cache_id(bss);
   5610   1.7  christos 
   5611   1.7  christos 		/* Update ERP next sequence number */
   5612   1.7  christos 		eapol_sm_update_erp_next_seq_num(
   5613   1.7  christos 			wpa_s->eapol, data->assoc_info.fils_erp_next_seq_num);
   5614   1.7  christos 
   5615   1.7  christos 		if (data->assoc_info.fils_pmk && data->assoc_info.fils_pmkid) {
   5616   1.7  christos 			/* Add the new PMK and PMKID to the PMKSA cache */
   5617   1.7  christos 			wpa_sm_pmksa_cache_add(wpa_s->wpa,
   5618   1.7  christos 					       data->assoc_info.fils_pmk,
   5619   1.7  christos 					       data->assoc_info.fils_pmk_len,
   5620   1.7  christos 					       data->assoc_info.fils_pmkid,
   5621  1.10  christos 					       wpa_s->valid_links ?
   5622  1.10  christos 					       wpa_s->ap_mld_addr :
   5623  1.10  christos 					       wpa_s->bssid,
   5624  1.10  christos 					       fils_cache_id);
   5625   1.7  christos 		} else if (data->assoc_info.fils_pmkid) {
   5626   1.7  christos 			/* Update the current PMKSA used for this connection */
   5627   1.7  christos 			pmksa_cache_set_current(wpa_s->wpa,
   5628   1.7  christos 						data->assoc_info.fils_pmkid,
   5629  1.10  christos 						NULL, NULL, 0, NULL, 0, true);
   5630   1.7  christos 		}
   5631   1.7  christos 	}
   5632   1.7  christos #endif /* CONFIG_FILS */
   5633   1.7  christos }
   5634   1.7  christos 
   5635   1.7  christos 
   5636  1.10  christos static const char * connect_fail_reason(enum sta_connect_fail_reason_codes code)
   5637  1.10  christos {
   5638  1.10  christos 	switch (code) {
   5639  1.10  christos 	case STA_CONNECT_FAIL_REASON_UNSPECIFIED:
   5640  1.10  christos 		return "";
   5641  1.10  christos 	case STA_CONNECT_FAIL_REASON_NO_BSS_FOUND:
   5642  1.10  christos 		return "no_bss_found";
   5643  1.10  christos 	case STA_CONNECT_FAIL_REASON_AUTH_TX_FAIL:
   5644  1.10  christos 		return "auth_tx_fail";
   5645  1.10  christos 	case STA_CONNECT_FAIL_REASON_AUTH_NO_ACK_RECEIVED:
   5646  1.10  christos 		return "auth_no_ack_received";
   5647  1.10  christos 	case STA_CONNECT_FAIL_REASON_AUTH_NO_RESP_RECEIVED:
   5648  1.10  christos 		return "auth_no_resp_received";
   5649  1.10  christos 	case STA_CONNECT_FAIL_REASON_ASSOC_REQ_TX_FAIL:
   5650  1.10  christos 		return "assoc_req_tx_fail";
   5651  1.10  christos 	case STA_CONNECT_FAIL_REASON_ASSOC_NO_ACK_RECEIVED:
   5652  1.10  christos 		return "assoc_no_ack_received";
   5653  1.10  christos 	case STA_CONNECT_FAIL_REASON_ASSOC_NO_RESP_RECEIVED:
   5654  1.10  christos 		return "assoc_no_resp_received";
   5655  1.10  christos 	default:
   5656  1.10  christos 		return "unknown_reason";
   5657  1.10  christos 	}
   5658  1.10  christos }
   5659  1.10  christos 
   5660  1.10  christos 
   5661   1.7  christos static void wpas_event_assoc_reject(struct wpa_supplicant *wpa_s,
   5662   1.7  christos 				    union wpa_event_data *data)
   5663   1.7  christos {
   5664   1.7  christos 	const u8 *bssid = data->assoc_reject.bssid;
   5665  1.10  christos 	struct ieee802_11_elems elems;
   5666  1.10  christos 	struct ml_sta_link_info ml_info[MAX_NUM_MLD_LINKS];
   5667  1.10  christos 	const u8 *link_bssids[MAX_NUM_MLD_LINKS + 1];
   5668   1.9  christos #ifdef CONFIG_MBO
   5669   1.9  christos 	struct wpa_bss *reject_bss;
   5670   1.9  christos #endif /* CONFIG_MBO */
   5671   1.7  christos 
   5672   1.7  christos 	if (!bssid || is_zero_ether_addr(bssid))
   5673   1.7  christos 		bssid = wpa_s->pending_bssid;
   5674   1.9  christos #ifdef CONFIG_MBO
   5675   1.9  christos 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
   5676   1.9  christos 		reject_bss = wpa_s->current_bss;
   5677   1.9  christos 	else
   5678   1.9  christos 		reject_bss = wpa_bss_get_bssid(wpa_s, bssid);
   5679   1.9  christos #endif /* CONFIG_MBO */
   5680   1.7  christos 
   5681   1.7  christos 	if (data->assoc_reject.bssid)
   5682   1.7  christos 		wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_ASSOC_REJECT
   5683  1.10  christos 			"bssid=" MACSTR	" status_code=%u%s%s%s%s%s",
   5684   1.7  christos 			MAC2STR(data->assoc_reject.bssid),
   5685   1.7  christos 			data->assoc_reject.status_code,
   5686   1.7  christos 			data->assoc_reject.timed_out ? " timeout" : "",
   5687   1.7  christos 			data->assoc_reject.timeout_reason ? "=" : "",
   5688   1.7  christos 			data->assoc_reject.timeout_reason ?
   5689  1.10  christos 			data->assoc_reject.timeout_reason : "",
   5690  1.10  christos 			data->assoc_reject.reason_code !=
   5691  1.10  christos 			STA_CONNECT_FAIL_REASON_UNSPECIFIED ?
   5692  1.10  christos 			" qca_driver_reason=" : "",
   5693  1.10  christos 			connect_fail_reason(data->assoc_reject.reason_code));
   5694   1.7  christos 	else
   5695   1.7  christos 		wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_ASSOC_REJECT
   5696  1.10  christos 			"status_code=%u%s%s%s%s%s",
   5697   1.7  christos 			data->assoc_reject.status_code,
   5698   1.7  christos 			data->assoc_reject.timed_out ? " timeout" : "",
   5699   1.7  christos 			data->assoc_reject.timeout_reason ? "=" : "",
   5700   1.7  christos 			data->assoc_reject.timeout_reason ?
   5701  1.10  christos 			data->assoc_reject.timeout_reason : "",
   5702  1.10  christos 			data->assoc_reject.reason_code !=
   5703  1.10  christos 			STA_CONNECT_FAIL_REASON_UNSPECIFIED ?
   5704  1.10  christos 			" qca_driver_reason=" : "",
   5705  1.10  christos 			connect_fail_reason(data->assoc_reject.reason_code));
   5706   1.7  christos 	wpa_s->assoc_status_code = data->assoc_reject.status_code;
   5707   1.7  christos 	wpas_notify_assoc_status_code(wpa_s);
   5708   1.7  christos 
   5709   1.7  christos #ifdef CONFIG_OWE
   5710   1.7  christos 	if (data->assoc_reject.status_code ==
   5711   1.7  christos 	    WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED &&
   5712   1.7  christos 	    wpa_s->key_mgmt == WPA_KEY_MGMT_OWE &&
   5713   1.7  christos 	    wpa_s->current_ssid &&
   5714   1.7  christos 	    wpa_s->current_ssid->owe_group == 0 &&
   5715   1.7  christos 	    wpa_s->last_owe_group != 21) {
   5716   1.7  christos 		struct wpa_ssid *ssid = wpa_s->current_ssid;
   5717   1.7  christos 		struct wpa_bss *bss = wpa_s->current_bss;
   5718   1.7  christos 
   5719   1.7  christos 		if (!bss) {
   5720   1.7  christos 			bss = wpa_supplicant_get_new_bss(wpa_s, bssid);
   5721   1.7  christos 			if (!bss) {
   5722  1.10  christos 				wpas_connection_failed(wpa_s, bssid, NULL);
   5723   1.7  christos 				wpa_supplicant_mark_disassoc(wpa_s);
   5724   1.7  christos 				return;
   5725   1.7  christos 			}
   5726   1.7  christos 		}
   5727   1.7  christos 		wpa_printf(MSG_DEBUG, "OWE: Try next supported DH group");
   5728   1.7  christos 		wpas_connect_work_done(wpa_s);
   5729   1.7  christos 		wpa_supplicant_mark_disassoc(wpa_s);
   5730   1.7  christos 		wpa_supplicant_connect(wpa_s, bss, ssid);
   5731   1.7  christos 		return;
   5732   1.7  christos 	}
   5733   1.7  christos #endif /* CONFIG_OWE */
   5734   1.7  christos 
   5735  1.10  christos #ifdef CONFIG_DPP2
   5736  1.10  christos 	/* Try to follow AP's PFS policy. WLAN_STATUS_ASSOC_DENIED_UNSPEC is
   5737  1.10  christos 	 * the status code defined in the DPP R2 tech spec.
   5738  1.10  christos 	 * WLAN_STATUS_AKMP_NOT_VALID is addressed in the same manner as an
   5739  1.10  christos 	 * interoperability workaround with older hostapd implementation. */
   5740  1.10  christos 	if (DPP_VERSION > 1 && wpa_s->current_ssid &&
   5741  1.10  christos 	    (wpa_s->current_ssid->key_mgmt == WPA_KEY_MGMT_DPP ||
   5742  1.10  christos 	     ((wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_DPP) &&
   5743  1.10  christos 	      wpa_s->key_mgmt == WPA_KEY_MGMT_DPP)) &&
   5744  1.10  christos 	    wpa_s->current_ssid->dpp_pfs == 0 &&
   5745  1.10  christos 	    (data->assoc_reject.status_code ==
   5746  1.10  christos 	     WLAN_STATUS_ASSOC_DENIED_UNSPEC ||
   5747  1.10  christos 	     data->assoc_reject.status_code == WLAN_STATUS_AKMP_NOT_VALID)) {
   5748  1.10  christos 		struct wpa_ssid *ssid = wpa_s->current_ssid;
   5749  1.10  christos 		struct wpa_bss *bss = wpa_s->current_bss;
   5750  1.10  christos 
   5751  1.10  christos 		wpa_s->current_ssid->dpp_pfs_fallback ^= 1;
   5752  1.10  christos 		if (!bss)
   5753  1.10  christos 			bss = wpa_supplicant_get_new_bss(wpa_s, bssid);
   5754  1.10  christos 		if (!bss || wpa_s->dpp_pfs_fallback) {
   5755  1.10  christos 			wpa_printf(MSG_DEBUG,
   5756  1.10  christos 				   "DPP: Updated PFS policy for next try");
   5757  1.10  christos 			wpas_connection_failed(wpa_s, bssid, NULL);
   5758  1.10  christos 			wpa_supplicant_mark_disassoc(wpa_s);
   5759  1.10  christos 			return;
   5760  1.10  christos 		}
   5761  1.10  christos 		wpa_printf(MSG_DEBUG, "DPP: Try again with updated PFS policy");
   5762  1.10  christos 		wpa_s->dpp_pfs_fallback = 1;
   5763  1.10  christos 		wpas_connect_work_done(wpa_s);
   5764  1.10  christos 		wpa_supplicant_mark_disassoc(wpa_s);
   5765  1.10  christos 		wpa_supplicant_connect(wpa_s, bss, ssid);
   5766  1.10  christos 		return;
   5767  1.10  christos 	}
   5768  1.10  christos #endif /* CONFIG_DPP2 */
   5769  1.10  christos 
   5770   1.9  christos #ifdef CONFIG_MBO
   5771   1.9  christos 	if (data->assoc_reject.status_code ==
   5772   1.9  christos 	    WLAN_STATUS_DENIED_POOR_CHANNEL_CONDITIONS &&
   5773   1.9  christos 	    reject_bss && data->assoc_reject.resp_ies) {
   5774   1.9  christos 		const u8 *rssi_rej;
   5775   1.9  christos 
   5776   1.9  christos 		rssi_rej = mbo_get_attr_from_ies(
   5777   1.9  christos 			data->assoc_reject.resp_ies,
   5778   1.9  christos 			data->assoc_reject.resp_ies_len,
   5779   1.9  christos 			OCE_ATTR_ID_RSSI_BASED_ASSOC_REJECT);
   5780   1.9  christos 		if (rssi_rej && rssi_rej[1] == 2) {
   5781   1.9  christos 			wpa_printf(MSG_DEBUG,
   5782   1.9  christos 				   "OCE: RSSI-based association rejection from "
   5783   1.9  christos 				   MACSTR " (Delta RSSI: %u, Retry Delay: %u)",
   5784   1.9  christos 				   MAC2STR(reject_bss->bssid),
   5785   1.9  christos 				   rssi_rej[2], rssi_rej[3]);
   5786   1.9  christos 			wpa_bss_tmp_disallow(wpa_s,
   5787   1.9  christos 					     reject_bss->bssid,
   5788   1.9  christos 					     rssi_rej[3],
   5789   1.9  christos 					     rssi_rej[2] + reject_bss->level);
   5790   1.9  christos 		}
   5791   1.9  christos 	}
   5792   1.9  christos #endif /* CONFIG_MBO */
   5793   1.9  christos 
   5794  1.10  christos 	/* Check for other failed links in the response */
   5795  1.10  christos 	os_memset(link_bssids, 0, sizeof(link_bssids));
   5796  1.10  christos 	if (ieee802_11_parse_elems(data->assoc_reject.resp_ies,
   5797  1.10  christos 				   data->assoc_reject.resp_ies_len,
   5798  1.10  christos 				   &elems, 1) != ParseFailed) {
   5799  1.10  christos 		unsigned int n_links, i, idx;
   5800  1.10  christos 
   5801  1.10  christos 		idx = 0;
   5802  1.10  christos 		n_links = wpas_ml_parse_assoc(wpa_s, &elems, ml_info);
   5803  1.10  christos 
   5804  1.10  christos 		for (i = 1; i < n_links; i++) {
   5805  1.10  christos 			/* The status cannot be success here.
   5806  1.10  christos 			 * Add the link to the failed list if it is reporting
   5807  1.10  christos 			 * an error. The only valid "non-error" status is
   5808  1.10  christos 			 * TX_LINK_NOT_ACCEPTED as that means this link may
   5809  1.10  christos 			 * still accept an association from us.
   5810  1.10  christos 			 */
   5811  1.10  christos 			if (ml_info[i].status !=
   5812  1.10  christos 			    WLAN_STATUS_DENIED_TX_LINK_NOT_ACCEPTED) {
   5813  1.10  christos 				link_bssids[idx] = ml_info[i].bssid;
   5814  1.10  christos 				idx++;
   5815  1.10  christos 			}
   5816  1.10  christos 		}
   5817  1.10  christos 	}
   5818  1.10  christos 
   5819   1.7  christos 	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) {
   5820  1.10  christos 		sme_event_assoc_reject(wpa_s, data, link_bssids);
   5821   1.7  christos 		return;
   5822   1.7  christos 	}
   5823   1.7  christos 
   5824   1.7  christos 	/* Driver-based SME cases */
   5825   1.7  christos 
   5826   1.7  christos #ifdef CONFIG_SAE
   5827   1.7  christos 	if (wpa_s->current_ssid &&
   5828   1.7  christos 	    wpa_key_mgmt_sae(wpa_s->current_ssid->key_mgmt) &&
   5829   1.7  christos 	    !data->assoc_reject.timed_out) {
   5830   1.7  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "SAE: Drop PMKSA cache entry");
   5831   1.7  christos 		wpa_sm_aborted_cached(wpa_s->wpa);
   5832   1.7  christos 		wpa_sm_pmksa_cache_flush(wpa_s->wpa, wpa_s->current_ssid);
   5833   1.7  christos 	}
   5834   1.7  christos #endif /* CONFIG_SAE */
   5835   1.7  christos 
   5836   1.7  christos #ifdef CONFIG_DPP
   5837   1.7  christos 	if (wpa_s->current_ssid &&
   5838   1.7  christos 	    wpa_s->current_ssid->key_mgmt == WPA_KEY_MGMT_DPP &&
   5839   1.7  christos 	    !data->assoc_reject.timed_out) {
   5840   1.7  christos 		wpa_dbg(wpa_s, MSG_DEBUG, "DPP: Drop PMKSA cache entry");
   5841   1.7  christos 		wpa_sm_aborted_cached(wpa_s->wpa);
   5842   1.7  christos 		wpa_sm_pmksa_cache_flush(wpa_s->wpa, wpa_s->current_ssid);
   5843   1.7  christos 	}
   5844   1.7  christos #endif /* CONFIG_DPP */
   5845   1.7  christos 
   5846   1.7  christos #ifdef CONFIG_FILS
   5847   1.7  christos 	/* Update ERP next sequence number */
   5848   1.7  christos 	if (wpa_s->auth_alg == WPA_AUTH_ALG_FILS) {
   5849  1.10  christos 		fils_pmksa_cache_flush(wpa_s);
   5850   1.7  christos 		eapol_sm_update_erp_next_seq_num(
   5851   1.7  christos 			wpa_s->eapol,
   5852   1.7  christos 			data->assoc_reject.fils_erp_next_seq_num);
   5853   1.7  christos 		fils_connection_failure(wpa_s);
   5854   1.7  christos 	}
   5855   1.7  christos #endif /* CONFIG_FILS */
   5856   1.7  christos 
   5857  1.10  christos 	wpas_connection_failed(wpa_s, bssid, link_bssids);
   5858   1.7  christos 	wpa_supplicant_mark_disassoc(wpa_s);
   5859   1.3  christos }
   5860   1.3  christos 
   5861   1.3  christos 
   5862  1.10  christos static void wpas_event_unprot_beacon(struct wpa_supplicant *wpa_s,
   5863  1.10  christos 				     struct unprot_beacon *data)
   5864  1.10  christos {
   5865  1.10  christos 	struct wpabuf *buf;
   5866  1.10  christos 	int res;
   5867  1.10  christos 
   5868  1.10  christos 	if (!data || wpa_s->wpa_state != WPA_COMPLETED ||
   5869  1.10  christos 	    !ether_addr_equal(data->sa, wpa_s->bssid))
   5870  1.10  christos 		return;
   5871  1.10  christos 	wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_UNPROT_BEACON MACSTR,
   5872  1.10  christos 		MAC2STR(data->sa));
   5873  1.10  christos 
   5874  1.10  christos 	buf = wpabuf_alloc(4);
   5875  1.10  christos 	if (!buf)
   5876  1.10  christos 		return;
   5877  1.10  christos 
   5878  1.10  christos 	wpabuf_put_u8(buf, WLAN_ACTION_WNM);
   5879  1.10  christos 	wpabuf_put_u8(buf, WNM_NOTIFICATION_REQ);
   5880  1.10  christos 	wpabuf_put_u8(buf, 1); /* Dialog Token */
   5881  1.10  christos 	wpabuf_put_u8(buf, WNM_NOTIF_TYPE_BEACON_PROTECTION_FAILURE);
   5882  1.10  christos 
   5883  1.10  christos 	res = wpa_drv_send_action(wpa_s, wpa_s->assoc_freq, 0, wpa_s->bssid,
   5884  1.10  christos 				  wpa_s->own_addr, wpa_s->bssid,
   5885  1.10  christos 				  wpabuf_head(buf), wpabuf_len(buf), 0);
   5886  1.10  christos 	if (res < 0)
   5887  1.10  christos 		wpa_printf(MSG_DEBUG,
   5888  1.10  christos 			   "Failed to send WNM-Notification Request frame");
   5889  1.10  christos 
   5890  1.10  christos 	wpabuf_free(buf);
   5891  1.10  christos }
   5892  1.10  christos 
   5893  1.10  christos 
   5894  1.10  christos static const char * bitmap_to_str(u8 value, char *buf)
   5895  1.10  christos {
   5896  1.10  christos 	char *pos = buf;
   5897  1.10  christos 	int i, k = 0;
   5898  1.10  christos 
   5899  1.10  christos 	for (i = 7; i >= 0; i--)
   5900  1.10  christos 		pos[k++] = (value & BIT(i)) ? '1' : '0';
   5901  1.10  christos 
   5902  1.10  christos 	pos[8] = '\0';
   5903  1.10  christos 	return pos;
   5904  1.10  christos }
   5905  1.10  christos 
   5906  1.10  christos 
   5907  1.10  christos static void wpas_tid_link_map(struct wpa_supplicant *wpa_s,
   5908  1.10  christos 			      struct tid_link_map_info *info)
   5909  1.10  christos {
   5910  1.10  christos 	char map_info[1000], *pos, *end;
   5911  1.10  christos 	int res, i;
   5912  1.10  christos 
   5913  1.10  christos 	pos = map_info;
   5914  1.10  christos 	end = pos + sizeof(map_info);
   5915  1.10  christos 	res = os_snprintf(map_info, sizeof(map_info), "default=%d",
   5916  1.10  christos 			  info->default_map);
   5917  1.10  christos 	if (os_snprintf_error(end - pos, res))
   5918  1.10  christos 		return;
   5919  1.10  christos 	pos += res;
   5920  1.10  christos 
   5921  1.10  christos 	if (!info->default_map) {
   5922  1.10  christos 		for_each_link(info->valid_links, i) {
   5923  1.10  christos 			char uplink_map_str[9];
   5924  1.10  christos 			char downlink_map_str[9];
   5925  1.10  christos 
   5926  1.10  christos 			bitmap_to_str(info->t2lmap[i].uplink, uplink_map_str);
   5927  1.10  christos 			bitmap_to_str(info->t2lmap[i].downlink,
   5928  1.10  christos 				      downlink_map_str);
   5929  1.10  christos 
   5930  1.10  christos 			res = os_snprintf(pos, end - pos,
   5931  1.10  christos 					  " link_id=%d up_link=%s down_link=%s",
   5932  1.10  christos 					  i, uplink_map_str,
   5933  1.10  christos 					  downlink_map_str);
   5934  1.10  christos 			if (os_snprintf_error(end - pos, res))
   5935  1.10  christos 				return;
   5936  1.10  christos 			pos += res;
   5937  1.10  christos 		}
   5938  1.10  christos 	}
   5939  1.10  christos 
   5940  1.10  christos 	wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_T2LM_UPDATE "%s", map_info);
   5941  1.10  christos }
   5942  1.10  christos 
   5943  1.10  christos 
   5944  1.10  christos static void wpas_link_reconfig(struct wpa_supplicant *wpa_s)
   5945  1.10  christos {
   5946  1.10  christos 	u8 bssid[ETH_ALEN];
   5947  1.10  christos 
   5948  1.10  christos 	if (wpa_drv_get_bssid(wpa_s, bssid) < 0) {
   5949  1.10  christos 		wpa_printf(MSG_ERROR, "LINK_RECONFIG: Failed to get BSSID");
   5950  1.10  christos 		wpa_supplicant_deauthenticate(wpa_s,
   5951  1.10  christos 					      WLAN_REASON_DEAUTH_LEAVING);
   5952  1.10  christos 		return;
   5953  1.10  christos 	}
   5954  1.10  christos 
   5955  1.10  christos 	if (!ether_addr_equal(bssid, wpa_s->bssid)) {
   5956  1.10  christos 		os_memcpy(wpa_s->bssid, bssid, ETH_ALEN);
   5957  1.10  christos 		wpa_supplicant_update_current_bss(wpa_s, wpa_s->bssid);
   5958  1.10  christos 		wpas_notify_bssid_changed(wpa_s);
   5959  1.10  christos 	}
   5960  1.10  christos 
   5961  1.10  christos 	if (wpa_drv_get_mlo_info(wpa_s) < 0) {
   5962  1.10  christos 		wpa_printf(MSG_ERROR,
   5963  1.10  christos 			   "LINK_RECONFIG: Failed to get MLO connection info");
   5964  1.10  christos 		wpa_supplicant_deauthenticate(wpa_s,
   5965  1.10  christos 					      WLAN_REASON_DEAUTH_LEAVING);
   5966  1.10  christos 		return;
   5967  1.10  christos 	}
   5968  1.10  christos 
   5969  1.10  christos 	if (wpa_sm_set_ml_info(wpa_s)) {
   5970  1.10  christos 		wpa_printf(MSG_ERROR,
   5971  1.10  christos 			   "LINK_RECONFIG: Failed to set MLO connection info to wpa_sm");
   5972  1.10  christos 		wpa_supplicant_deauthenticate(wpa_s,
   5973  1.10  christos 					      WLAN_REASON_DEAUTH_LEAVING);
   5974  1.10  christos 		return;
   5975  1.10  christos 	}
   5976  1.10  christos 
   5977  1.10  christos 	wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_LINK_RECONFIG "valid_links=0x%x",
   5978  1.10  christos 		wpa_s->valid_links);
   5979  1.10  christos }
   5980  1.10  christos 
   5981  1.10  christos 
   5982   1.1  christos void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
   5983   1.1  christos 			  union wpa_event_data *data)
   5984   1.1  christos {
   5985   1.1  christos 	struct wpa_supplicant *wpa_s = ctx;
   5986   1.6  christos 	int resched;
   5987  1.10  christos 	struct os_reltime age, clear_at;
   5988   1.7  christos #ifndef CONFIG_NO_STDOUT_DEBUG
   5989   1.7  christos 	int level = MSG_DEBUG;
   5990   1.7  christos #endif /* CONFIG_NO_STDOUT_DEBUG */
   5991   1.2     joerg 
   5992   1.2     joerg 	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED &&
   5993   1.2     joerg 	    event != EVENT_INTERFACE_ENABLED &&
   5994   1.2     joerg 	    event != EVENT_INTERFACE_STATUS &&
   5995   1.6  christos 	    event != EVENT_SCAN_RESULTS &&
   5996   1.2     joerg 	    event != EVENT_SCHED_SCAN_STOPPED) {
   5997   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG,
   5998   1.2     joerg 			"Ignore event %s (%d) while interface is disabled",
   5999   1.2     joerg 			event_to_string(event), event);
   6000   1.2     joerg 		return;
   6001   1.2     joerg 	}
   6002   1.2     joerg 
   6003   1.2     joerg #ifndef CONFIG_NO_STDOUT_DEBUG
   6004   1.2     joerg 	if (event == EVENT_RX_MGMT && data->rx_mgmt.frame_len >= 24) {
   6005   1.2     joerg 		const struct ieee80211_hdr *hdr;
   6006   1.2     joerg 		u16 fc;
   6007   1.2     joerg 		hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame;
   6008   1.2     joerg 		fc = le_to_host16(hdr->frame_control);
   6009   1.2     joerg 		if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
   6010   1.2     joerg 		    WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
   6011   1.2     joerg 			level = MSG_EXCESSIVE;
   6012   1.2     joerg 	}
   6013   1.2     joerg 
   6014   1.2     joerg 	wpa_dbg(wpa_s, level, "Event %s (%d) received",
   6015   1.2     joerg 		event_to_string(event), event);
   6016   1.2     joerg #endif /* CONFIG_NO_STDOUT_DEBUG */
   6017   1.1  christos 
   6018   1.1  christos 	switch (event) {
   6019   1.1  christos 	case EVENT_AUTH:
   6020   1.6  christos #ifdef CONFIG_FST
   6021   1.6  christos 		if (!wpas_fst_update_mbie(wpa_s, data->auth.ies,
   6022   1.6  christos 					  data->auth.ies_len))
   6023   1.6  christos 			wpa_printf(MSG_DEBUG,
   6024   1.6  christos 				   "FST: MB IEs updated from auth IE");
   6025   1.6  christos #endif /* CONFIG_FST */
   6026   1.1  christos 		sme_event_auth(wpa_s, data);
   6027   1.9  christos 		wpa_s->auth_status_code = data->auth.status_code;
   6028   1.9  christos 		wpas_notify_auth_status_code(wpa_s);
   6029   1.1  christos 		break;
   6030   1.1  christos 	case EVENT_ASSOC:
   6031   1.6  christos #ifdef CONFIG_TESTING_OPTIONS
   6032   1.6  christos 		if (wpa_s->ignore_auth_resp) {
   6033   1.6  christos 			wpa_printf(MSG_INFO,
   6034   1.6  christos 				   "EVENT_ASSOC - ignore_auth_resp active!");
   6035   1.6  christos 			break;
   6036   1.6  christos 		}
   6037   1.7  christos 		if (wpa_s->testing_resend_assoc) {
   6038   1.7  christos 			wpa_printf(MSG_INFO,
   6039   1.7  christos 				   "EVENT_DEAUTH - testing_resend_assoc");
   6040   1.7  christos 			break;
   6041   1.7  christos 		}
   6042   1.6  christos #endif /* CONFIG_TESTING_OPTIONS */
   6043  1.10  christos 		if (wpa_s->disconnected) {
   6044  1.10  christos 			wpa_printf(MSG_INFO,
   6045  1.10  christos 				   "Ignore unexpected EVENT_ASSOC in disconnected state");
   6046  1.10  christos 			break;
   6047  1.10  christos 		}
   6048   1.1  christos 		wpa_supplicant_event_assoc(wpa_s, data);
   6049   1.7  christos 		wpa_s->assoc_status_code = WLAN_STATUS_SUCCESS;
   6050   1.7  christos 		if (data &&
   6051   1.7  christos 		    (data->assoc_info.authorized ||
   6052   1.7  christos 		     (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
   6053   1.7  christos 		      wpa_fils_is_completed(wpa_s->wpa))))
   6054   1.3  christos 			wpa_supplicant_event_assoc_auth(wpa_s, data);
   6055   1.6  christos 		if (data) {
   6056   1.6  christos 			wpa_msg(wpa_s, MSG_INFO,
   6057   1.6  christos 				WPA_EVENT_SUBNET_STATUS_UPDATE "status=%u",
   6058   1.6  christos 				data->assoc_info.subnet_status);
   6059   1.6  christos 		}
   6060   1.1  christos 		break;
   6061   1.1  christos 	case EVENT_DISASSOC:
   6062   1.2     joerg 		wpas_event_disassoc(wpa_s,
   6063   1.2     joerg 				    data ? &data->disassoc_info : NULL);
   6064   1.2     joerg 		break;
   6065   1.1  christos 	case EVENT_DEAUTH:
   6066   1.6  christos #ifdef CONFIG_TESTING_OPTIONS
   6067   1.6  christos 		if (wpa_s->ignore_auth_resp) {
   6068   1.6  christos 			wpa_printf(MSG_INFO,
   6069   1.6  christos 				   "EVENT_DEAUTH - ignore_auth_resp active!");
   6070   1.6  christos 			break;
   6071   1.6  christos 		}
   6072   1.7  christos 		if (wpa_s->testing_resend_assoc) {
   6073   1.7  christos 			wpa_printf(MSG_INFO,
   6074   1.7  christos 				   "EVENT_DEAUTH - testing_resend_assoc");
   6075   1.7  christos 			break;
   6076   1.7  christos 		}
   6077   1.6  christos #endif /* CONFIG_TESTING_OPTIONS */
   6078   1.2     joerg 		wpas_event_deauth(wpa_s,
   6079   1.2     joerg 				  data ? &data->deauth_info : NULL);
   6080   1.1  christos 		break;
   6081  1.10  christos 	case EVENT_LINK_RECONFIG:
   6082  1.10  christos 		wpas_link_reconfig(wpa_s);
   6083  1.10  christos 		break;
   6084   1.1  christos 	case EVENT_MICHAEL_MIC_FAILURE:
   6085   1.1  christos 		wpa_supplicant_event_michael_mic_failure(wpa_s, data);
   6086   1.1  christos 		break;
   6087   1.1  christos #ifndef CONFIG_NO_SCAN_PROCESSING
   6088   1.2     joerg 	case EVENT_SCAN_STARTED:
   6089   1.6  christos 		if (wpa_s->own_scan_requested ||
   6090   1.6  christos 		    (data && !data->scan_info.external_scan)) {
   6091   1.2     joerg 			struct os_reltime diff;
   6092   1.2     joerg 
   6093   1.6  christos 			os_get_reltime(&wpa_s->scan_start_time);
   6094   1.2     joerg 			os_reltime_sub(&wpa_s->scan_start_time,
   6095   1.2     joerg 				       &wpa_s->scan_trigger_time, &diff);
   6096   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "Own scan request started a scan in %jd.%06ld seconds",
   6097   1.2     joerg 				(intmax_t)diff.sec, (long)diff.usec);
   6098   1.2     joerg 			wpa_s->own_scan_requested = 0;
   6099   1.2     joerg 			wpa_s->own_scan_running = 1;
   6100   1.2     joerg 			if (wpa_s->last_scan_req == MANUAL_SCAN_REQ &&
   6101   1.2     joerg 			    wpa_s->manual_scan_use_id) {
   6102   1.2     joerg 				wpa_msg_ctrl(wpa_s, MSG_INFO,
   6103   1.2     joerg 					     WPA_EVENT_SCAN_STARTED "id=%u",
   6104   1.2     joerg 					     wpa_s->manual_scan_id);
   6105   1.2     joerg 			} else {
   6106   1.2     joerg 				wpa_msg_ctrl(wpa_s, MSG_INFO,
   6107   1.2     joerg 					     WPA_EVENT_SCAN_STARTED);
   6108   1.2     joerg 			}
   6109   1.2     joerg 		} else {
   6110   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "External program started a scan");
   6111  1.10  christos 			wpa_s->radio->external_scan_req_interface = wpa_s;
   6112   1.2     joerg 			wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_SCAN_STARTED);
   6113   1.2     joerg 		}
   6114   1.2     joerg 		break;
   6115   1.1  christos 	case EVENT_SCAN_RESULTS:
   6116   1.6  christos 		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
   6117   1.6  christos 			wpa_s->scan_res_handler = NULL;
   6118   1.6  christos 			wpa_s->own_scan_running = 0;
   6119  1.10  christos 			wpa_s->radio->external_scan_req_interface = NULL;
   6120   1.6  christos 			wpa_s->last_scan_req = NORMAL_SCAN_REQ;
   6121   1.6  christos 			break;
   6122   1.6  christos 		}
   6123   1.6  christos 
   6124   1.6  christos 		if (!(data && data->scan_info.external_scan) &&
   6125   1.6  christos 		    os_reltime_initialized(&wpa_s->scan_start_time)) {
   6126   1.2     joerg 			struct os_reltime now, diff;
   6127   1.2     joerg 			os_get_reltime(&now);
   6128   1.2     joerg 			os_reltime_sub(&now, &wpa_s->scan_start_time, &diff);
   6129   1.2     joerg 			wpa_s->scan_start_time.sec = 0;
   6130   1.2     joerg 			wpa_s->scan_start_time.usec = 0;
   6131  1.10  christos 			wpa_s->wps_scan_done = true;
   6132  1.11  christos 			wpa_dbg(wpa_s, MSG_DEBUG, "Scan completed in %jd.%06ld seconds",
   6133  1.11  christos 				(intmax_t)diff.sec, (long)diff.usec);
   6134   1.2     joerg 		}
   6135   1.3  christos 		if (wpa_supplicant_event_scan_results(wpa_s, data))
   6136   1.3  christos 			break; /* interface may have been removed */
   6137   1.6  christos 		if (!(data && data->scan_info.external_scan))
   6138   1.6  christos 			wpa_s->own_scan_running = 0;
   6139   1.6  christos 		if (data && data->scan_info.nl_scan_event)
   6140  1.10  christos 			wpa_s->radio->external_scan_req_interface = NULL;
   6141   1.2     joerg 		radio_work_check_next(wpa_s);
   6142   1.1  christos 		break;
   6143   1.1  christos #endif /* CONFIG_NO_SCAN_PROCESSING */
   6144   1.1  christos 	case EVENT_ASSOCINFO:
   6145   1.1  christos 		wpa_supplicant_event_associnfo(wpa_s, data);
   6146   1.1  christos 		break;
   6147   1.1  christos 	case EVENT_INTERFACE_STATUS:
   6148   1.1  christos 		wpa_supplicant_event_interface_status(wpa_s, data);
   6149   1.1  christos 		break;
   6150   1.1  christos 	case EVENT_PMKID_CANDIDATE:
   6151   1.1  christos 		wpa_supplicant_event_pmkid_candidate(wpa_s, data);
   6152   1.1  christos 		break;
   6153   1.2     joerg #ifdef CONFIG_TDLS
   6154   1.2     joerg 	case EVENT_TDLS:
   6155   1.2     joerg 		wpa_supplicant_event_tdls(wpa_s, data);
   6156   1.2     joerg 		break;
   6157   1.2     joerg #endif /* CONFIG_TDLS */
   6158   1.2     joerg #ifdef CONFIG_WNM
   6159   1.2     joerg 	case EVENT_WNM:
   6160   1.2     joerg 		wpa_supplicant_event_wnm(wpa_s, data);
   6161   1.2     joerg 		break;
   6162   1.2     joerg #endif /* CONFIG_WNM */
   6163   1.1  christos #ifdef CONFIG_IEEE80211R
   6164   1.1  christos 	case EVENT_FT_RESPONSE:
   6165   1.1  christos 		wpa_supplicant_event_ft_response(wpa_s, data);
   6166   1.1  christos 		break;
   6167   1.1  christos #endif /* CONFIG_IEEE80211R */
   6168   1.1  christos #ifdef CONFIG_IBSS_RSN
   6169   1.1  christos 	case EVENT_IBSS_RSN_START:
   6170   1.1  christos 		wpa_supplicant_event_ibss_rsn_start(wpa_s, data);
   6171   1.1  christos 		break;
   6172   1.1  christos #endif /* CONFIG_IBSS_RSN */
   6173   1.1  christos 	case EVENT_ASSOC_REJECT:
   6174   1.7  christos 		wpas_event_assoc_reject(wpa_s, data);
   6175   1.1  christos 		break;
   6176   1.1  christos 	case EVENT_AUTH_TIMED_OUT:
   6177   1.3  christos 		/* It is possible to get this event from earlier connection */
   6178   1.3  christos 		if (wpa_s->current_ssid &&
   6179   1.3  christos 		    wpa_s->current_ssid->mode == WPAS_MODE_MESH) {
   6180   1.3  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   6181   1.3  christos 				"Ignore AUTH_TIMED_OUT in mesh configuration");
   6182   1.3  christos 			break;
   6183   1.3  christos 		}
   6184   1.2     joerg 		if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
   6185   1.2     joerg 			sme_event_auth_timed_out(wpa_s, data);
   6186   1.1  christos 		break;
   6187   1.1  christos 	case EVENT_ASSOC_TIMED_OUT:
   6188   1.3  christos 		/* It is possible to get this event from earlier connection */
   6189   1.3  christos 		if (wpa_s->current_ssid &&
   6190   1.3  christos 		    wpa_s->current_ssid->mode == WPAS_MODE_MESH) {
   6191   1.3  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   6192   1.3  christos 				"Ignore ASSOC_TIMED_OUT in mesh configuration");
   6193   1.3  christos 			break;
   6194   1.3  christos 		}
   6195   1.2     joerg 		if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
   6196   1.2     joerg 			sme_event_assoc_timed_out(wpa_s, data);
   6197   1.1  christos 		break;
   6198   1.2     joerg 	case EVENT_TX_STATUS:
   6199   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "EVENT_TX_STATUS dst=" MACSTR
   6200   1.2     joerg 			" type=%d stype=%d",
   6201   1.2     joerg 			MAC2STR(data->tx_status.dst),
   6202   1.2     joerg 			data->tx_status.type, data->tx_status.stype);
   6203  1.10  christos #ifdef CONFIG_WNM
   6204  1.10  christos 		if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
   6205  1.10  christos 		    data->tx_status.stype == WLAN_FC_STYPE_ACTION &&
   6206  1.10  christos 		    wnm_btm_resp_tx_status(wpa_s, data->tx_status.data,
   6207  1.10  christos 					   data->tx_status.data_len) == 0)
   6208  1.10  christos 			break;
   6209  1.10  christos #endif /* CONFIG_WNM */
   6210  1.10  christos #ifdef CONFIG_PASN
   6211  1.10  christos 		if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
   6212  1.10  christos 		    data->tx_status.stype == WLAN_FC_STYPE_AUTH &&
   6213  1.10  christos 		    wpas_pasn_auth_tx_status(wpa_s, data->tx_status.data,
   6214  1.10  christos 					     data->tx_status.data_len,
   6215  1.10  christos 					     data->tx_status.ack) == 0)
   6216  1.10  christos 			break;
   6217  1.10  christos #endif /* CONFIG_PASN */
   6218   1.1  christos #ifdef CONFIG_AP
   6219   1.2     joerg 		if (wpa_s->ap_iface == NULL) {
   6220   1.2     joerg #ifdef CONFIG_OFFCHANNEL
   6221   1.2     joerg 			if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
   6222   1.2     joerg 			    data->tx_status.stype == WLAN_FC_STYPE_ACTION)
   6223   1.2     joerg 				offchannel_send_action_tx_status(
   6224   1.2     joerg 					wpa_s, data->tx_status.dst,
   6225   1.2     joerg 					data->tx_status.data,
   6226   1.2     joerg 					data->tx_status.data_len,
   6227   1.2     joerg 					data->tx_status.ack ?
   6228   1.2     joerg 					OFFCHANNEL_SEND_ACTION_SUCCESS :
   6229   1.2     joerg 					OFFCHANNEL_SEND_ACTION_NO_ACK);
   6230   1.2     joerg #endif /* CONFIG_OFFCHANNEL */
   6231   1.2     joerg 			break;
   6232   1.2     joerg 		}
   6233   1.2     joerg #endif /* CONFIG_AP */
   6234   1.2     joerg #ifdef CONFIG_OFFCHANNEL
   6235   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "EVENT_TX_STATUS pending_dst="
   6236   1.6  christos 			MACSTR, MAC2STR(wpa_s->p2pdev->pending_action_dst));
   6237   1.2     joerg 		/*
   6238   1.2     joerg 		 * Catch TX status events for Action frames we sent via group
   6239   1.6  christos 		 * interface in GO mode, or via standalone AP interface.
   6240   1.6  christos 		 * Note, wpa_s->p2pdev will be the same as wpa_s->parent,
   6241   1.6  christos 		 * except when the primary interface is used as a GO interface
   6242   1.6  christos 		 * (for drivers which do not have group interface concurrency)
   6243   1.2     joerg 		 */
   6244   1.2     joerg 		if (data->tx_status.type == WLAN_FC_TYPE_MGMT &&
   6245   1.2     joerg 		    data->tx_status.stype == WLAN_FC_STYPE_ACTION &&
   6246  1.10  christos 		    ether_addr_equal(wpa_s->p2pdev->pending_action_dst,
   6247  1.10  christos 				     data->tx_status.dst)) {
   6248   1.2     joerg 			offchannel_send_action_tx_status(
   6249   1.6  christos 				wpa_s->p2pdev, data->tx_status.dst,
   6250   1.2     joerg 				data->tx_status.data,
   6251   1.2     joerg 				data->tx_status.data_len,
   6252   1.2     joerg 				data->tx_status.ack ?
   6253   1.2     joerg 				OFFCHANNEL_SEND_ACTION_SUCCESS :
   6254   1.2     joerg 				OFFCHANNEL_SEND_ACTION_NO_ACK);
   6255   1.1  christos 			break;
   6256   1.2     joerg 		}
   6257   1.2     joerg #endif /* CONFIG_OFFCHANNEL */
   6258   1.2     joerg #ifdef CONFIG_AP
   6259   1.1  christos 		switch (data->tx_status.type) {
   6260   1.1  christos 		case WLAN_FC_TYPE_MGMT:
   6261   1.1  christos 			ap_mgmt_tx_cb(wpa_s, data->tx_status.data,
   6262   1.1  christos 				      data->tx_status.data_len,
   6263   1.1  christos 				      data->tx_status.stype,
   6264   1.1  christos 				      data->tx_status.ack);
   6265   1.1  christos 			break;
   6266   1.1  christos 		case WLAN_FC_TYPE_DATA:
   6267   1.1  christos 			ap_tx_status(wpa_s, data->tx_status.dst,
   6268   1.1  christos 				     data->tx_status.data,
   6269   1.1  christos 				     data->tx_status.data_len,
   6270   1.1  christos 				     data->tx_status.ack);
   6271   1.1  christos 			break;
   6272   1.1  christos 		}
   6273   1.2     joerg #endif /* CONFIG_AP */
   6274   1.2     joerg 		break;
   6275   1.2     joerg #ifdef CONFIG_AP
   6276   1.2     joerg 	case EVENT_EAPOL_TX_STATUS:
   6277   1.2     joerg 		ap_eapol_tx_status(wpa_s, data->eapol_tx_status.dst,
   6278   1.2     joerg 				   data->eapol_tx_status.data,
   6279   1.2     joerg 				   data->eapol_tx_status.data_len,
   6280   1.2     joerg 				   data->eapol_tx_status.ack);
   6281   1.2     joerg 		break;
   6282   1.2     joerg 	case EVENT_DRIVER_CLIENT_POLL_OK:
   6283   1.2     joerg 		ap_client_poll_ok(wpa_s, data->client_poll.addr);
   6284   1.1  christos 		break;
   6285   1.1  christos 	case EVENT_RX_FROM_UNKNOWN:
   6286   1.1  christos 		if (wpa_s->ap_iface == NULL)
   6287   1.1  christos 			break;
   6288   1.2     joerg 		ap_rx_from_unknown_sta(wpa_s, data->rx_from_unknown.addr,
   6289   1.2     joerg 				       data->rx_from_unknown.wds);
   6290   1.1  christos 		break;
   6291   1.7  christos #endif /* CONFIG_AP */
   6292   1.9  christos 
   6293  1.10  christos 	case EVENT_LINK_CH_SWITCH_STARTED:
   6294  1.10  christos 	case EVENT_LINK_CH_SWITCH:
   6295  1.10  christos 		if (!data || !wpa_s->current_ssid ||
   6296  1.10  christos 		    !(wpa_s->valid_links & BIT(data->ch_switch.link_id)))
   6297  1.10  christos 			break;
   6298  1.10  christos 
   6299  1.10  christos 		wpa_msg(wpa_s, MSG_INFO,
   6300  1.10  christos 			"%sfreq=%d link_id=%d ht_enabled=%d ch_offset=%d ch_width=%s cf1=%d cf2=%d",
   6301  1.10  christos 			event == EVENT_LINK_CH_SWITCH ?
   6302  1.10  christos 			WPA_EVENT_LINK_CHANNEL_SWITCH :
   6303  1.10  christos 			WPA_EVENT_LINK_CHANNEL_SWITCH_STARTED,
   6304  1.10  christos 			data->ch_switch.freq,
   6305  1.10  christos 			data->ch_switch.link_id,
   6306  1.10  christos 			data->ch_switch.ht_enabled,
   6307  1.10  christos 			data->ch_switch.ch_offset,
   6308  1.10  christos 			channel_width_to_string(data->ch_switch.ch_width),
   6309  1.10  christos 			data->ch_switch.cf1,
   6310  1.10  christos 			data->ch_switch.cf2);
   6311  1.10  christos 		if (event == EVENT_LINK_CH_SWITCH_STARTED)
   6312  1.10  christos 			break;
   6313  1.10  christos 
   6314  1.10  christos 		wpa_s->links[data->ch_switch.link_id].freq =
   6315  1.10  christos 			data->ch_switch.freq;
   6316  1.10  christos 		if (wpa_s->links[data->ch_switch.link_id].bss &&
   6317  1.10  christos 		    wpa_s->links[data->ch_switch.link_id].bss->freq !=
   6318  1.10  christos 		    data->ch_switch.freq) {
   6319  1.10  christos 			wpa_s->links[data->ch_switch.link_id].bss->freq =
   6320  1.10  christos 				data->ch_switch.freq;
   6321  1.10  christos 			notify_bss_changes(
   6322  1.10  christos 				wpa_s, WPA_BSS_FREQ_CHANGED_FLAG,
   6323  1.10  christos 				wpa_s->links[data->ch_switch.link_id].bss);
   6324  1.10  christos 		}
   6325  1.10  christos 		break;
   6326   1.9  christos 	case EVENT_CH_SWITCH_STARTED:
   6327   1.2     joerg 	case EVENT_CH_SWITCH:
   6328   1.6  christos 		if (!data || !wpa_s->current_ssid)
   6329   1.1  christos 			break;
   6330   1.6  christos 
   6331   1.9  christos 		wpa_msg(wpa_s, MSG_INFO,
   6332   1.9  christos 			"%sfreq=%d ht_enabled=%d ch_offset=%d ch_width=%s cf1=%d cf2=%d",
   6333   1.9  christos 			event == EVENT_CH_SWITCH ? WPA_EVENT_CHANNEL_SWITCH :
   6334   1.9  christos 			WPA_EVENT_CHANNEL_SWITCH_STARTED,
   6335   1.6  christos 			data->ch_switch.freq,
   6336   1.6  christos 			data->ch_switch.ht_enabled,
   6337   1.6  christos 			data->ch_switch.ch_offset,
   6338   1.6  christos 			channel_width_to_string(data->ch_switch.ch_width),
   6339   1.6  christos 			data->ch_switch.cf1,
   6340   1.6  christos 			data->ch_switch.cf2);
   6341   1.9  christos 		if (event == EVENT_CH_SWITCH_STARTED)
   6342   1.9  christos 			break;
   6343   1.6  christos 
   6344   1.6  christos 		wpa_s->assoc_freq = data->ch_switch.freq;
   6345   1.6  christos 		wpa_s->current_ssid->frequency = data->ch_switch.freq;
   6346  1.10  christos 		if (wpa_s->current_bss &&
   6347  1.10  christos 		    wpa_s->current_bss->freq != data->ch_switch.freq) {
   6348  1.10  christos 			wpa_s->current_bss->freq = data->ch_switch.freq;
   6349  1.10  christos 			notify_bss_changes(wpa_s, WPA_BSS_FREQ_CHANGED_FLAG,
   6350  1.10  christos 					   wpa_s->current_bss);
   6351  1.10  christos 		}
   6352  1.10  christos 
   6353  1.10  christos #ifdef CONFIG_SME
   6354  1.10  christos 		switch (data->ch_switch.ch_offset) {
   6355  1.10  christos 		case 1:
   6356  1.10  christos 			wpa_s->sme.ht_sec_chan = HT_SEC_CHAN_ABOVE;
   6357  1.10  christos 			break;
   6358  1.10  christos 		case -1:
   6359  1.10  christos 			wpa_s->sme.ht_sec_chan = HT_SEC_CHAN_BELOW;
   6360  1.10  christos 			break;
   6361  1.10  christos 		default:
   6362  1.10  christos 			wpa_s->sme.ht_sec_chan = HT_SEC_CHAN_UNKNOWN;
   6363  1.10  christos 			break;
   6364  1.10  christos 		}
   6365  1.10  christos #endif /* CONFIG_SME */
   6366   1.6  christos 
   6367   1.7  christos #ifdef CONFIG_AP
   6368   1.6  christos 		if (wpa_s->current_ssid->mode == WPAS_MODE_AP ||
   6369   1.6  christos 		    wpa_s->current_ssid->mode == WPAS_MODE_P2P_GO ||
   6370   1.9  christos 		    wpa_s->current_ssid->mode == WPAS_MODE_MESH ||
   6371   1.6  christos 		    wpa_s->current_ssid->mode ==
   6372   1.6  christos 		    WPAS_MODE_P2P_GROUP_FORMATION) {
   6373   1.6  christos 			wpas_ap_ch_switch(wpa_s, data->ch_switch.freq,
   6374   1.6  christos 					  data->ch_switch.ht_enabled,
   6375   1.6  christos 					  data->ch_switch.ch_offset,
   6376   1.6  christos 					  data->ch_switch.ch_width,
   6377   1.6  christos 					  data->ch_switch.cf1,
   6378   1.9  christos 					  data->ch_switch.cf2,
   6379  1.10  christos 					  data->ch_switch.punct_bitmap,
   6380   1.9  christos 					  1);
   6381   1.2     joerg 		}
   6382   1.7  christos #endif /* CONFIG_AP */
   6383   1.2     joerg 
   6384  1.10  christos 		if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
   6385  1.10  christos 			sme_event_ch_switch(wpa_s);
   6386  1.10  christos 
   6387   1.6  christos 		wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_CS);
   6388   1.7  christos 		wnm_clear_coloc_intf_reporting(wpa_s);
   6389   1.1  christos 		break;
   6390   1.7  christos #ifdef CONFIG_AP
   6391   1.3  christos #ifdef NEED_AP_MLME
   6392   1.3  christos 	case EVENT_DFS_RADAR_DETECTED:
   6393   1.3  christos 		if (data)
   6394   1.7  christos 			wpas_ap_event_dfs_radar_detected(wpa_s,
   6395   1.7  christos 							 &data->dfs_event);
   6396   1.3  christos 		break;
   6397   1.7  christos 	case EVENT_DFS_NOP_FINISHED:
   6398   1.7  christos 		if (data)
   6399   1.7  christos 			wpas_ap_event_dfs_cac_nop_finished(wpa_s,
   6400   1.7  christos 							   &data->dfs_event);
   6401   1.7  christos 		break;
   6402   1.7  christos #endif /* NEED_AP_MLME */
   6403   1.7  christos #endif /* CONFIG_AP */
   6404   1.3  christos 	case EVENT_DFS_CAC_STARTED:
   6405   1.3  christos 		if (data)
   6406   1.3  christos 			wpas_event_dfs_cac_started(wpa_s, &data->dfs_event);
   6407   1.3  christos 		break;
   6408   1.3  christos 	case EVENT_DFS_CAC_FINISHED:
   6409   1.3  christos 		if (data)
   6410   1.3  christos 			wpas_event_dfs_cac_finished(wpa_s, &data->dfs_event);
   6411   1.3  christos 		break;
   6412   1.3  christos 	case EVENT_DFS_CAC_ABORTED:
   6413   1.3  christos 		if (data)
   6414   1.3  christos 			wpas_event_dfs_cac_aborted(wpa_s, &data->dfs_event);
   6415   1.3  christos 		break;
   6416   1.2     joerg 	case EVENT_RX_MGMT: {
   6417   1.2     joerg 		u16 fc, stype;
   6418   1.2     joerg 		const struct ieee80211_mgmt *mgmt;
   6419   1.2     joerg 
   6420   1.2     joerg #ifdef CONFIG_TESTING_OPTIONS
   6421   1.2     joerg 		if (wpa_s->ext_mgmt_frame_handling) {
   6422   1.2     joerg 			struct rx_mgmt *rx = &data->rx_mgmt;
   6423   1.2     joerg 			size_t hex_len = 2 * rx->frame_len + 1;
   6424   1.2     joerg 			char *hex = os_malloc(hex_len);
   6425   1.2     joerg 			if (hex) {
   6426   1.2     joerg 				wpa_snprintf_hex(hex, hex_len,
   6427   1.2     joerg 						 rx->frame, rx->frame_len);
   6428   1.2     joerg 				wpa_msg(wpa_s, MSG_INFO, "MGMT-RX freq=%d datarate=%u ssi_signal=%d %s",
   6429   1.2     joerg 					rx->freq, rx->datarate, rx->ssi_signal,
   6430   1.2     joerg 					hex);
   6431   1.2     joerg 				os_free(hex);
   6432   1.2     joerg 			}
   6433   1.2     joerg 			break;
   6434   1.2     joerg 		}
   6435   1.2     joerg #endif /* CONFIG_TESTING_OPTIONS */
   6436   1.2     joerg 
   6437   1.2     joerg 		mgmt = (const struct ieee80211_mgmt *)
   6438   1.2     joerg 			data->rx_mgmt.frame;
   6439   1.2     joerg 		fc = le_to_host16(mgmt->frame_control);
   6440   1.2     joerg 		stype = WLAN_FC_GET_STYPE(fc);
   6441   1.2     joerg 
   6442   1.2     joerg #ifdef CONFIG_AP
   6443   1.2     joerg 		if (wpa_s->ap_iface == NULL) {
   6444   1.2     joerg #endif /* CONFIG_AP */
   6445   1.2     joerg #ifdef CONFIG_P2P
   6446   1.2     joerg 			if (stype == WLAN_FC_STYPE_PROBE_REQ &&
   6447   1.6  christos 			    data->rx_mgmt.frame_len > IEEE80211_HDRLEN) {
   6448   1.2     joerg 				const u8 *src = mgmt->sa;
   6449   1.6  christos 				const u8 *ie;
   6450   1.6  christos 				size_t ie_len;
   6451   1.6  christos 
   6452   1.6  christos 				ie = data->rx_mgmt.frame + IEEE80211_HDRLEN;
   6453   1.6  christos 				ie_len = data->rx_mgmt.frame_len -
   6454   1.6  christos 					IEEE80211_HDRLEN;
   6455   1.2     joerg 				wpas_p2p_probe_req_rx(
   6456   1.2     joerg 					wpa_s, src, mgmt->da,
   6457   1.2     joerg 					mgmt->bssid, ie, ie_len,
   6458   1.6  christos 					data->rx_mgmt.freq,
   6459   1.2     joerg 					data->rx_mgmt.ssi_signal);
   6460   1.2     joerg 				break;
   6461   1.2     joerg 			}
   6462   1.2     joerg #endif /* CONFIG_P2P */
   6463   1.2     joerg #ifdef CONFIG_IBSS_RSN
   6464   1.3  christos 			if (wpa_s->current_ssid &&
   6465   1.3  christos 			    wpa_s->current_ssid->mode == WPAS_MODE_IBSS &&
   6466   1.3  christos 			    stype == WLAN_FC_STYPE_AUTH &&
   6467   1.2     joerg 			    data->rx_mgmt.frame_len >= 30) {
   6468   1.2     joerg 				wpa_supplicant_event_ibss_auth(wpa_s, data);
   6469   1.2     joerg 				break;
   6470   1.2     joerg 			}
   6471   1.2     joerg #endif /* CONFIG_IBSS_RSN */
   6472   1.2     joerg 
   6473   1.2     joerg 			if (stype == WLAN_FC_STYPE_ACTION) {
   6474   1.2     joerg 				wpas_event_rx_mgmt_action(
   6475   1.2     joerg 					wpa_s, data->rx_mgmt.frame,
   6476   1.2     joerg 					data->rx_mgmt.frame_len,
   6477   1.3  christos 					data->rx_mgmt.freq,
   6478   1.3  christos 					data->rx_mgmt.ssi_signal);
   6479   1.3  christos 				break;
   6480   1.3  christos 			}
   6481   1.3  christos 
   6482   1.3  christos 			if (wpa_s->ifmsh) {
   6483   1.3  christos 				mesh_mpm_mgmt_rx(wpa_s, &data->rx_mgmt);
   6484   1.2     joerg 				break;
   6485   1.2     joerg 			}
   6486  1.10  christos #ifdef CONFIG_PASN
   6487  1.10  christos 			if (stype == WLAN_FC_STYPE_AUTH &&
   6488  1.10  christos 			    wpas_pasn_auth_rx(wpa_s, mgmt,
   6489  1.10  christos 					      data->rx_mgmt.frame_len) != -2)
   6490  1.10  christos 				break;
   6491  1.10  christos #endif /* CONFIG_PASN */
   6492   1.2     joerg 
   6493   1.7  christos #ifdef CONFIG_SAE
   6494   1.7  christos 			if (stype == WLAN_FC_STYPE_AUTH &&
   6495   1.7  christos 			    !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) &&
   6496   1.7  christos 			    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE)) {
   6497   1.7  christos 				sme_external_auth_mgmt_rx(
   6498   1.7  christos 					wpa_s, data->rx_mgmt.frame,
   6499   1.7  christos 					data->rx_mgmt.frame_len);
   6500   1.7  christos 				break;
   6501   1.7  christos 			}
   6502   1.7  christos #endif /* CONFIG_SAE */
   6503   1.2     joerg 			wpa_dbg(wpa_s, MSG_DEBUG, "AP: ignore received "
   6504   1.2     joerg 				"management frame in non-AP mode");
   6505   1.1  christos 			break;
   6506   1.2     joerg #ifdef CONFIG_AP
   6507   1.1  christos 		}
   6508   1.2     joerg 
   6509   1.2     joerg 		if (stype == WLAN_FC_STYPE_PROBE_REQ &&
   6510   1.6  christos 		    data->rx_mgmt.frame_len > IEEE80211_HDRLEN) {
   6511   1.6  christos 			const u8 *ie;
   6512   1.6  christos 			size_t ie_len;
   6513   1.6  christos 
   6514   1.6  christos 			ie = data->rx_mgmt.frame + IEEE80211_HDRLEN;
   6515   1.6  christos 			ie_len = data->rx_mgmt.frame_len - IEEE80211_HDRLEN;
   6516   1.2     joerg 
   6517   1.2     joerg 			wpas_notify_preq(wpa_s, mgmt->sa, mgmt->da,
   6518   1.2     joerg 					 mgmt->bssid, ie, ie_len,
   6519   1.2     joerg 					 data->rx_mgmt.ssi_signal);
   6520   1.2     joerg 		}
   6521   1.2     joerg 
   6522   1.2     joerg 		ap_mgmt_rx(wpa_s, &data->rx_mgmt);
   6523   1.2     joerg #endif /* CONFIG_AP */
   6524   1.1  christos 		break;
   6525   1.2     joerg 		}
   6526   1.2     joerg 	case EVENT_RX_PROBE_REQ:
   6527   1.2     joerg 		if (data->rx_probe_req.sa == NULL ||
   6528   1.2     joerg 		    data->rx_probe_req.ie == NULL)
   6529   1.2     joerg 			break;
   6530   1.2     joerg #ifdef CONFIG_AP
   6531   1.2     joerg 		if (wpa_s->ap_iface) {
   6532   1.2     joerg 			hostapd_probe_req_rx(wpa_s->ap_iface->bss[0],
   6533   1.2     joerg 					     data->rx_probe_req.sa,
   6534   1.2     joerg 					     data->rx_probe_req.da,
   6535   1.2     joerg 					     data->rx_probe_req.bssid,
   6536   1.2     joerg 					     data->rx_probe_req.ie,
   6537   1.2     joerg 					     data->rx_probe_req.ie_len,
   6538   1.2     joerg 					     data->rx_probe_req.ssi_signal);
   6539   1.2     joerg 			break;
   6540   1.2     joerg 		}
   6541   1.2     joerg #endif /* CONFIG_AP */
   6542   1.2     joerg 		wpas_p2p_probe_req_rx(wpa_s, data->rx_probe_req.sa,
   6543   1.2     joerg 				      data->rx_probe_req.da,
   6544   1.2     joerg 				      data->rx_probe_req.bssid,
   6545   1.2     joerg 				      data->rx_probe_req.ie,
   6546   1.2     joerg 				      data->rx_probe_req.ie_len,
   6547   1.6  christos 				      0,
   6548   1.2     joerg 				      data->rx_probe_req.ssi_signal);
   6549   1.2     joerg 		break;
   6550   1.2     joerg 	case EVENT_REMAIN_ON_CHANNEL:
   6551   1.2     joerg #ifdef CONFIG_OFFCHANNEL
   6552   1.2     joerg 		offchannel_remain_on_channel_cb(
   6553   1.2     joerg 			wpa_s, data->remain_on_channel.freq,
   6554   1.2     joerg 			data->remain_on_channel.duration);
   6555   1.2     joerg #endif /* CONFIG_OFFCHANNEL */
   6556   1.2     joerg 		wpas_p2p_remain_on_channel_cb(
   6557   1.2     joerg 			wpa_s, data->remain_on_channel.freq,
   6558   1.2     joerg 			data->remain_on_channel.duration);
   6559  1.10  christos #ifdef CONFIG_DPP
   6560  1.10  christos 		wpas_dpp_remain_on_channel_cb(
   6561  1.10  christos 			wpa_s, data->remain_on_channel.freq,
   6562  1.10  christos 			data->remain_on_channel.duration);
   6563  1.10  christos #endif /* CONFIG_DPP */
   6564  1.10  christos #ifdef CONFIG_NAN_USD
   6565  1.10  christos 		wpas_nan_usd_remain_on_channel_cb(
   6566  1.10  christos 			wpa_s, data->remain_on_channel.freq,
   6567  1.10  christos 			data->remain_on_channel.duration);
   6568  1.10  christos #endif /* CONFIG_NAN_USD */
   6569   1.2     joerg 		break;
   6570   1.2     joerg 	case EVENT_CANCEL_REMAIN_ON_CHANNEL:
   6571   1.2     joerg #ifdef CONFIG_OFFCHANNEL
   6572   1.2     joerg 		offchannel_cancel_remain_on_channel_cb(
   6573   1.2     joerg 			wpa_s, data->remain_on_channel.freq);
   6574   1.2     joerg #endif /* CONFIG_OFFCHANNEL */
   6575   1.2     joerg 		wpas_p2p_cancel_remain_on_channel_cb(
   6576   1.2     joerg 			wpa_s, data->remain_on_channel.freq);
   6577   1.7  christos #ifdef CONFIG_DPP
   6578   1.7  christos 		wpas_dpp_cancel_remain_on_channel_cb(
   6579   1.7  christos 			wpa_s, data->remain_on_channel.freq);
   6580   1.7  christos #endif /* CONFIG_DPP */
   6581  1.10  christos #ifdef CONFIG_NAN_USD
   6582  1.10  christos 		wpas_nan_usd_cancel_remain_on_channel_cb(
   6583  1.10  christos 			wpa_s, data->remain_on_channel.freq);
   6584  1.10  christos #endif /* CONFIG_NAN_USD */
   6585   1.1  christos 		break;
   6586   1.1  christos 	case EVENT_EAPOL_RX:
   6587   1.1  christos 		wpa_supplicant_rx_eapol(wpa_s, data->eapol_rx.src,
   6588   1.1  christos 					data->eapol_rx.data,
   6589  1.10  christos 					data->eapol_rx.data_len,
   6590  1.10  christos 					data->eapol_rx.encrypted);
   6591   1.1  christos 		break;
   6592   1.1  christos 	case EVENT_SIGNAL_CHANGE:
   6593   1.2     joerg 		wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_SIGNAL_CHANGE
   6594  1.10  christos 			"above=%d signal=%d noise=%d txrate=%lu",
   6595   1.2     joerg 			data->signal_change.above_threshold,
   6596  1.10  christos 			data->signal_change.data.signal,
   6597   1.2     joerg 			data->signal_change.current_noise,
   6598  1.10  christos 			data->signal_change.data.current_tx_rate);
   6599   1.3  christos 		wpa_bss_update_level(wpa_s->current_bss,
   6600  1.10  christos 				     data->signal_change.data.signal);
   6601   1.1  christos 		bgscan_notify_signal_change(
   6602   1.2     joerg 			wpa_s, data->signal_change.above_threshold,
   6603  1.10  christos 			data->signal_change.data.signal,
   6604   1.2     joerg 			data->signal_change.current_noise,
   6605  1.10  christos 			data->signal_change.data.current_tx_rate);
   6606  1.10  christos 		os_memcpy(&wpa_s->last_signal_info, data,
   6607  1.10  christos 			  sizeof(struct wpa_signal_info));
   6608  1.10  christos 		wpas_notify_signal_change(wpa_s);
   6609   1.2     joerg 		break;
   6610   1.7  christos 	case EVENT_INTERFACE_MAC_CHANGED:
   6611   1.7  christos 		wpa_supplicant_update_mac_addr(wpa_s);
   6612  1.10  christos 		wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
   6613   1.7  christos 		break;
   6614   1.2     joerg 	case EVENT_INTERFACE_ENABLED:
   6615   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Interface was enabled");
   6616   1.2     joerg 		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
   6617  1.10  christos 			u8 addr[ETH_ALEN];
   6618  1.10  christos 
   6619  1.10  christos 			eloop_cancel_timeout(wpas_clear_disabled_interface,
   6620  1.10  christos 					     wpa_s, NULL);
   6621  1.10  christos 			os_memcpy(addr, wpa_s->own_addr, ETH_ALEN);
   6622   1.2     joerg 			wpa_supplicant_update_mac_addr(wpa_s);
   6623  1.10  christos 			if (!ether_addr_equal(addr, wpa_s->own_addr))
   6624  1.10  christos 				wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
   6625  1.10  christos 			else
   6626  1.10  christos 				wpa_sm_pmksa_cache_reconfig(wpa_s->wpa);
   6627   1.9  christos 			wpa_supplicant_set_default_scan_ies(wpa_s);
   6628   1.2     joerg 			if (wpa_s->p2p_mgmt) {
   6629   1.2     joerg 				wpa_supplicant_set_state(wpa_s,
   6630   1.2     joerg 							 WPA_DISCONNECTED);
   6631   1.2     joerg 				break;
   6632   1.2     joerg 			}
   6633   1.2     joerg 
   6634   1.2     joerg #ifdef CONFIG_AP
   6635   1.2     joerg 			if (!wpa_s->ap_iface) {
   6636   1.2     joerg 				wpa_supplicant_set_state(wpa_s,
   6637   1.2     joerg 							 WPA_DISCONNECTED);
   6638   1.3  christos 				wpa_s->scan_req = NORMAL_SCAN_REQ;
   6639   1.2     joerg 				wpa_supplicant_req_scan(wpa_s, 0, 0);
   6640   1.2     joerg 			} else
   6641   1.2     joerg 				wpa_supplicant_set_state(wpa_s,
   6642   1.2     joerg 							 WPA_COMPLETED);
   6643   1.2     joerg #else /* CONFIG_AP */
   6644   1.2     joerg 			wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
   6645   1.2     joerg 			wpa_supplicant_req_scan(wpa_s, 0, 0);
   6646   1.2     joerg #endif /* CONFIG_AP */
   6647   1.2     joerg 		}
   6648   1.2     joerg 		break;
   6649   1.2     joerg 	case EVENT_INTERFACE_DISABLED:
   6650   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Interface was disabled");
   6651   1.2     joerg #ifdef CONFIG_P2P
   6652   1.2     joerg 		if (wpa_s->p2p_group_interface == P2P_GROUP_INTERFACE_GO ||
   6653   1.2     joerg 		    (wpa_s->current_ssid && wpa_s->current_ssid->p2p_group &&
   6654   1.2     joerg 		     wpa_s->current_ssid->mode == WPAS_MODE_P2P_GO)) {
   6655   1.2     joerg 			/*
   6656   1.3  christos 			 * Mark interface disabled if this happens to end up not
   6657   1.3  christos 			 * being removed as a separate P2P group interface.
   6658   1.3  christos 			 */
   6659   1.3  christos 			wpa_supplicant_set_state(wpa_s, WPA_INTERFACE_DISABLED);
   6660   1.3  christos 			/*
   6661   1.2     joerg 			 * The interface was externally disabled. Remove
   6662   1.2     joerg 			 * it assuming an external entity will start a
   6663   1.2     joerg 			 * new session if needed.
   6664   1.2     joerg 			 */
   6665   1.3  christos 			if (wpa_s->current_ssid &&
   6666   1.3  christos 			    wpa_s->current_ssid->p2p_group)
   6667   1.3  christos 				wpas_p2p_interface_unavailable(wpa_s);
   6668   1.3  christos 			else
   6669   1.3  christos 				wpas_p2p_disconnect(wpa_s);
   6670   1.3  christos 			/*
   6671   1.3  christos 			 * wpa_s instance may have been freed, so must not use
   6672   1.3  christos 			 * it here anymore.
   6673   1.3  christos 			 */
   6674   1.2     joerg 			break;
   6675   1.2     joerg 		}
   6676   1.2     joerg 		if (wpa_s->p2p_scan_work && wpa_s->global->p2p &&
   6677   1.2     joerg 		    p2p_in_progress(wpa_s->global->p2p) > 1) {
   6678   1.2     joerg 			/* This radio work will be cancelled, so clear P2P
   6679   1.2     joerg 			 * state as well.
   6680   1.2     joerg 			 */
   6681   1.2     joerg 			p2p_stop_find(wpa_s->global->p2p);
   6682   1.2     joerg 		}
   6683   1.2     joerg #endif /* CONFIG_P2P */
   6684   1.2     joerg 
   6685   1.2     joerg 		if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
   6686   1.2     joerg 			/*
   6687   1.2     joerg 			 * Indicate disconnection to keep ctrl_iface events
   6688   1.2     joerg 			 * consistent.
   6689   1.2     joerg 			 */
   6690   1.2     joerg 			wpa_supplicant_event_disassoc(
   6691   1.2     joerg 				wpa_s, WLAN_REASON_DEAUTH_LEAVING, 1);
   6692   1.2     joerg 		}
   6693   1.2     joerg 		wpa_supplicant_mark_disassoc(wpa_s);
   6694  1.10  christos 		os_reltime_age(&wpa_s->last_scan, &age);
   6695  1.10  christos 		if (age.sec >= wpa_s->conf->scan_res_valid_for_connect) {
   6696  1.10  christos 			clear_at.sec = wpa_s->conf->scan_res_valid_for_connect;
   6697  1.10  christos 			clear_at.usec = 0;
   6698  1.10  christos 		} else {
   6699  1.10  christos 			struct os_reltime tmp;
   6700  1.10  christos 
   6701  1.10  christos 			tmp.sec = wpa_s->conf->scan_res_valid_for_connect;
   6702  1.10  christos 			tmp.usec = 0;
   6703  1.10  christos 			os_reltime_sub(&tmp, &age, &clear_at);
   6704  1.10  christos 		}
   6705  1.10  christos 		eloop_register_timeout(clear_at.sec, clear_at.usec,
   6706  1.10  christos 				       wpas_clear_disabled_interface,
   6707  1.10  christos 				       wpa_s, NULL);
   6708   1.2     joerg 		radio_remove_works(wpa_s, NULL, 0);
   6709   1.2     joerg 
   6710   1.2     joerg 		wpa_supplicant_set_state(wpa_s, WPA_INTERFACE_DISABLED);
   6711   1.2     joerg 		break;
   6712   1.2     joerg 	case EVENT_CHANNEL_LIST_CHANGED:
   6713   1.2     joerg 		wpa_supplicant_update_channel_list(
   6714   1.2     joerg 			wpa_s, &data->channel_list_changed);
   6715   1.2     joerg 		break;
   6716   1.2     joerg 	case EVENT_INTERFACE_UNAVAILABLE:
   6717   1.2     joerg 		wpas_p2p_interface_unavailable(wpa_s);
   6718   1.2     joerg 		break;
   6719   1.2     joerg 	case EVENT_BEST_CHANNEL:
   6720   1.2     joerg 		wpa_dbg(wpa_s, MSG_DEBUG, "Best channel event received "
   6721   1.2     joerg 			"(%d %d %d)",
   6722   1.2     joerg 			data->best_chan.freq_24, data->best_chan.freq_5,
   6723   1.2     joerg 			data->best_chan.freq_overall);
   6724   1.2     joerg 		wpa_s->best_24_freq = data->best_chan.freq_24;
   6725   1.2     joerg 		wpa_s->best_5_freq = data->best_chan.freq_5;
   6726   1.2     joerg 		wpa_s->best_overall_freq = data->best_chan.freq_overall;
   6727   1.2     joerg 		wpas_p2p_update_best_channels(wpa_s, data->best_chan.freq_24,
   6728   1.2     joerg 					      data->best_chan.freq_5,
   6729   1.2     joerg 					      data->best_chan.freq_overall);
   6730   1.2     joerg 		break;
   6731   1.2     joerg 	case EVENT_UNPROT_DEAUTH:
   6732   1.2     joerg 		wpa_supplicant_event_unprot_deauth(wpa_s,
   6733   1.2     joerg 						   &data->unprot_deauth);
   6734   1.2     joerg 		break;
   6735   1.2     joerg 	case EVENT_UNPROT_DISASSOC:
   6736   1.2     joerg 		wpa_supplicant_event_unprot_disassoc(wpa_s,
   6737   1.2     joerg 						     &data->unprot_disassoc);
   6738   1.2     joerg 		break;
   6739   1.2     joerg 	case EVENT_STATION_LOW_ACK:
   6740   1.2     joerg #ifdef CONFIG_AP
   6741   1.2     joerg 		if (wpa_s->ap_iface && data)
   6742   1.2     joerg 			hostapd_event_sta_low_ack(wpa_s->ap_iface->bss[0],
   6743   1.2     joerg 						  data->low_ack.addr);
   6744   1.2     joerg #endif /* CONFIG_AP */
   6745   1.2     joerg #ifdef CONFIG_TDLS
   6746   1.2     joerg 		if (data)
   6747   1.2     joerg 			wpa_tdls_disable_unreachable_link(wpa_s->wpa,
   6748   1.2     joerg 							  data->low_ack.addr);
   6749   1.2     joerg #endif /* CONFIG_TDLS */
   6750   1.2     joerg 		break;
   6751   1.2     joerg 	case EVENT_IBSS_PEER_LOST:
   6752   1.2     joerg #ifdef CONFIG_IBSS_RSN
   6753   1.2     joerg 		ibss_rsn_stop(wpa_s->ibss_rsn, data->ibss_peer_lost.peer);
   6754   1.2     joerg #endif /* CONFIG_IBSS_RSN */
   6755   1.2     joerg 		break;
   6756   1.2     joerg 	case EVENT_DRIVER_GTK_REKEY:
   6757  1.10  christos 		if (!ether_addr_equal(data->driver_gtk_rekey.bssid,
   6758  1.10  christos 				      wpa_s->bssid))
   6759   1.2     joerg 			break;
   6760   1.2     joerg 		if (!wpa_s->wpa)
   6761   1.2     joerg 			break;
   6762   1.2     joerg 		wpa_sm_update_replay_ctr(wpa_s->wpa,
   6763   1.2     joerg 					 data->driver_gtk_rekey.replay_ctr);
   6764   1.2     joerg 		break;
   6765   1.2     joerg 	case EVENT_SCHED_SCAN_STOPPED:
   6766   1.2     joerg 		wpa_s->sched_scanning = 0;
   6767   1.6  christos 		resched = wpa_s->scanning && wpas_scan_scheduled(wpa_s);
   6768   1.2     joerg 		wpa_supplicant_notify_scanning(wpa_s, 0);
   6769   1.2     joerg 
   6770   1.2     joerg 		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
   6771   1.2     joerg 			break;
   6772   1.2     joerg 
   6773   1.2     joerg 		/*
   6774   1.6  christos 		 * If the driver stopped scanning without being requested to,
   6775   1.6  christos 		 * request a new scan to continue scanning for networks.
   6776   1.6  christos 		 */
   6777   1.6  christos 		if (!wpa_s->sched_scan_stop_req &&
   6778   1.6  christos 		    wpa_s->wpa_state == WPA_SCANNING) {
   6779   1.6  christos 			wpa_dbg(wpa_s, MSG_DEBUG,
   6780   1.6  christos 				"Restart scanning after unexpected sched_scan stop event");
   6781   1.6  christos 			wpa_supplicant_req_scan(wpa_s, 1, 0);
   6782   1.6  christos 			break;
   6783   1.6  christos 		}
   6784   1.6  christos 
   6785   1.6  christos 		wpa_s->sched_scan_stop_req = 0;
   6786   1.6  christos 
   6787   1.6  christos 		/*
   6788   1.2     joerg 		 * Start a new sched scan to continue searching for more SSIDs
   6789   1.2     joerg 		 * either if timed out or PNO schedule scan is pending.
   6790   1.2     joerg 		 */
   6791   1.2     joerg 		if (wpa_s->sched_scan_timed_out) {
   6792   1.2     joerg 			wpa_supplicant_req_sched_scan(wpa_s);
   6793   1.2     joerg 		} else if (wpa_s->pno_sched_pending) {
   6794   1.2     joerg 			wpa_s->pno_sched_pending = 0;
   6795   1.2     joerg 			wpas_start_pno(wpa_s);
   6796   1.6  christos 		} else if (resched) {
   6797   1.6  christos 			wpa_supplicant_req_scan(wpa_s, 0, 0);
   6798   1.2     joerg 		}
   6799   1.2     joerg 
   6800   1.2     joerg 		break;
   6801   1.2     joerg 	case EVENT_WPS_BUTTON_PUSHED:
   6802   1.2     joerg #ifdef CONFIG_WPS
   6803   1.9  christos 		wpas_wps_start_pbc(wpa_s, NULL, 0, 0);
   6804   1.2     joerg #endif /* CONFIG_WPS */
   6805   1.2     joerg 		break;
   6806   1.2     joerg 	case EVENT_AVOID_FREQUENCIES:
   6807   1.2     joerg 		wpa_supplicant_notify_avoid_freq(wpa_s, data);
   6808   1.2     joerg 		break;
   6809   1.2     joerg 	case EVENT_CONNECT_FAILED_REASON:
   6810   1.2     joerg #ifdef CONFIG_AP
   6811   1.2     joerg 		if (!wpa_s->ap_iface || !data)
   6812   1.2     joerg 			break;
   6813   1.2     joerg 		hostapd_event_connect_failed_reason(
   6814   1.2     joerg 			wpa_s->ap_iface->bss[0],
   6815   1.2     joerg 			data->connect_failed_reason.addr,
   6816   1.2     joerg 			data->connect_failed_reason.code);
   6817   1.2     joerg #endif /* CONFIG_AP */
   6818   1.1  christos 		break;
   6819   1.3  christos 	case EVENT_NEW_PEER_CANDIDATE:
   6820   1.3  christos #ifdef CONFIG_MESH
   6821   1.3  christos 		if (!wpa_s->ifmsh || !data)
   6822   1.3  christos 			break;
   6823   1.3  christos 		wpa_mesh_notify_peer(wpa_s, data->mesh_peer.peer,
   6824   1.3  christos 				     data->mesh_peer.ies,
   6825   1.3  christos 				     data->mesh_peer.ie_len);
   6826   1.3  christos #endif /* CONFIG_MESH */
   6827   1.3  christos 		break;
   6828   1.6  christos 	case EVENT_SURVEY:
   6829   1.6  christos #ifdef CONFIG_AP
   6830   1.6  christos 		if (!wpa_s->ap_iface)
   6831   1.6  christos 			break;
   6832   1.6  christos 		hostapd_event_get_survey(wpa_s->ap_iface,
   6833   1.6  christos 					 &data->survey_results);
   6834   1.6  christos #endif /* CONFIG_AP */
   6835   1.6  christos 		break;
   6836   1.6  christos 	case EVENT_ACS_CHANNEL_SELECTED:
   6837   1.7  christos #ifdef CONFIG_AP
   6838   1.6  christos #ifdef CONFIG_ACS
   6839   1.6  christos 		if (!wpa_s->ap_iface)
   6840   1.6  christos 			break;
   6841   1.6  christos 		hostapd_acs_channel_selected(wpa_s->ap_iface->bss[0],
   6842   1.6  christos 					     &data->acs_selected_channels);
   6843   1.6  christos #endif /* CONFIG_ACS */
   6844   1.7  christos #endif /* CONFIG_AP */
   6845   1.6  christos 		break;
   6846   1.6  christos 	case EVENT_P2P_LO_STOP:
   6847   1.6  christos #ifdef CONFIG_P2P
   6848   1.6  christos 		wpa_s->p2p_lo_started = 0;
   6849   1.6  christos 		wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_LISTEN_OFFLOAD_STOP
   6850   1.6  christos 			P2P_LISTEN_OFFLOAD_STOP_REASON "reason=%d",
   6851   1.6  christos 			data->p2p_lo_stop.reason_code);
   6852   1.6  christos #endif /* CONFIG_P2P */
   6853   1.6  christos 		break;
   6854   1.7  christos 	case EVENT_BEACON_LOSS:
   6855   1.7  christos 		if (!wpa_s->current_bss || !wpa_s->current_ssid)
   6856   1.7  christos 			break;
   6857   1.7  christos 		wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_BEACON_LOSS);
   6858   1.7  christos 		bgscan_notify_beacon_loss(wpa_s);
   6859   1.7  christos 		break;
   6860   1.7  christos 	case EVENT_EXTERNAL_AUTH:
   6861   1.7  christos #ifdef CONFIG_SAE
   6862   1.7  christos 		if (!wpa_s->current_ssid) {
   6863   1.7  christos 			wpa_printf(MSG_DEBUG, "SAE: current_ssid is NULL");
   6864   1.7  christos 			break;
   6865   1.7  christos 		}
   6866   1.7  christos 		sme_external_auth_trigger(wpa_s, data);
   6867   1.7  christos #endif /* CONFIG_SAE */
   6868   1.7  christos 		break;
   6869  1.10  christos #ifdef CONFIG_PASN
   6870  1.10  christos 	case EVENT_PASN_AUTH:
   6871  1.10  christos 		wpas_pasn_auth_trigger(wpa_s, &data->pasn_auth);
   6872  1.10  christos 		break;
   6873  1.10  christos #endif /* CONFIG_PASN */
   6874   1.7  christos 	case EVENT_PORT_AUTHORIZED:
   6875  1.10  christos #ifdef CONFIG_AP
   6876  1.10  christos 		if (wpa_s->ap_iface && wpa_s->ap_iface->bss[0]) {
   6877  1.10  christos 			struct sta_info *sta;
   6878  1.10  christos 
   6879  1.10  christos 			sta = ap_get_sta(wpa_s->ap_iface->bss[0],
   6880  1.10  christos 					 data->port_authorized.sta_addr);
   6881  1.10  christos 			if (sta)
   6882  1.10  christos 				ap_sta_set_authorized(wpa_s->ap_iface->bss[0],
   6883  1.10  christos 						      sta, 1);
   6884  1.10  christos 			else
   6885  1.10  christos 				wpa_printf(MSG_DEBUG,
   6886  1.10  christos 					   "No STA info matching port authorized event found");
   6887  1.10  christos 			break;
   6888  1.10  christos 		}
   6889  1.10  christos #endif /* CONFIG_AP */
   6890  1.10  christos #ifndef CONFIG_NO_WPA
   6891  1.10  christos 		if (data->port_authorized.td_bitmap_len) {
   6892  1.10  christos 			wpa_printf(MSG_DEBUG,
   6893  1.10  christos 				   "WPA3: Transition Disable bitmap from the driver event: 0x%x",
   6894  1.10  christos 				   data->port_authorized.td_bitmap[0]);
   6895  1.10  christos 			wpas_transition_disable(
   6896  1.10  christos 				wpa_s, data->port_authorized.td_bitmap[0]);
   6897  1.10  christos 		}
   6898  1.10  christos #endif /* CONFIG_NO_WPA */
   6899   1.7  christos 		wpa_supplicant_event_port_authorized(wpa_s);
   6900   1.7  christos 		break;
   6901   1.7  christos 	case EVENT_STATION_OPMODE_CHANGED:
   6902   1.7  christos #ifdef CONFIG_AP
   6903   1.7  christos 		if (!wpa_s->ap_iface || !data)
   6904   1.7  christos 			break;
   6905   1.7  christos 
   6906   1.7  christos 		hostapd_event_sta_opmode_changed(wpa_s->ap_iface->bss[0],
   6907   1.7  christos 						 data->sta_opmode.addr,
   6908   1.7  christos 						 data->sta_opmode.smps_mode,
   6909   1.7  christos 						 data->sta_opmode.chan_width,
   6910   1.7  christos 						 data->sta_opmode.rx_nss);
   6911   1.7  christos #endif /* CONFIG_AP */
   6912   1.7  christos 		break;
   6913  1.10  christos 	case EVENT_UNPROT_BEACON:
   6914  1.10  christos 		wpas_event_unprot_beacon(wpa_s, &data->unprot_beacon);
   6915  1.10  christos 		break;
   6916  1.10  christos 	case EVENT_TX_WAIT_EXPIRE:
   6917  1.10  christos #ifdef CONFIG_DPP
   6918  1.10  christos 		wpas_dpp_tx_wait_expire(wpa_s);
   6919  1.10  christos #endif /* CONFIG_DPP */
   6920  1.10  christos #ifdef CONFIG_NAN_USD
   6921  1.10  christos 		wpas_nan_usd_tx_wait_expire(wpa_s);
   6922  1.10  christos #endif /* CONFIG_NAN_USD */
   6923  1.10  christos 		break;
   6924  1.10  christos 	case EVENT_TID_LINK_MAP:
   6925  1.10  christos 		if (data)
   6926  1.10  christos 			wpas_tid_link_map(wpa_s, &data->t2l_map_info);
   6927  1.10  christos 		break;
   6928   1.1  christos 	default:
   6929   1.2     joerg 		wpa_msg(wpa_s, MSG_INFO, "Unknown event %d", event);
   6930   1.1  christos 		break;
   6931   1.1  christos 	}
   6932   1.1  christos }
   6933   1.4       roy 
   6934   1.4       roy 
   6935   1.4       roy void wpa_supplicant_event_global(void *ctx, enum wpa_event_type event,
   6936   1.4       roy 				 union wpa_event_data *data)
   6937   1.4       roy {
   6938   1.4       roy 	struct wpa_supplicant *wpa_s;
   6939   1.4       roy 
   6940   1.4       roy 	if (event != EVENT_INTERFACE_STATUS)
   6941   1.4       roy 		return;
   6942   1.4       roy 
   6943   1.4       roy 	wpa_s = wpa_supplicant_get_iface(ctx, data->interface_status.ifname);
   6944   1.4       roy 	if (wpa_s && wpa_s->driver->get_ifindex) {
   6945   1.4       roy 		unsigned int ifindex;
   6946   1.4       roy 
   6947   1.4       roy 		ifindex = wpa_s->driver->get_ifindex(wpa_s->drv_priv);
   6948   1.4       roy 		if (ifindex != data->interface_status.ifindex) {
   6949   1.4       roy 			wpa_dbg(wpa_s, MSG_DEBUG,
   6950   1.4       roy 				"interface status ifindex %d mismatch (%d)",
   6951   1.4       roy 				ifindex, data->interface_status.ifindex);
   6952   1.4       roy 			return;
   6953   1.4       roy 		}
   6954   1.4       roy 	}
   6955   1.5       roy #ifdef CONFIG_MATCH_IFACE
   6956   1.5       roy 	else if (data->interface_status.ievent == EVENT_INTERFACE_ADDED) {
   6957   1.5       roy 		struct wpa_interface *wpa_i;
   6958   1.5       roy 
   6959   1.5       roy 		wpa_i = wpa_supplicant_match_iface(
   6960   1.5       roy 			ctx, data->interface_status.ifname);
   6961   1.5       roy 		if (!wpa_i)
   6962   1.5       roy 			return;
   6963   1.5       roy 		wpa_s = wpa_supplicant_add_iface(ctx, wpa_i, NULL);
   6964   1.5       roy 		os_free(wpa_i);
   6965   1.5       roy 	}
   6966   1.5       roy #endif /* CONFIG_MATCH_IFACE */
   6967   1.4       roy 
   6968   1.4       roy 	if (wpa_s)
   6969   1.4       roy 		wpa_supplicant_event(wpa_s, event, data);
   6970   1.4       roy }
   6971