X-Git-Url: http://www.project-moonshot.org/gitweb/?a=blobdiff_plain;f=wpa_supplicant%2Fsme.c;h=61fd3b24549cb9dbd24af64b9c792a3028f0a42d;hb=b84ce655d31a2236734c788fd3292c10d5d9f0b1;hp=80c280a1ed38de3106a60aac283f5235be88adf8;hpb=4e70bbf1c68579b3223f1cac0ffcdbf1c52b4a55;p=mech_eap.git

diff --git a/wpa_supplicant/sme.c b/wpa_supplicant/sme.c
index 80c280a..61fd3b2 100644
--- a/wpa_supplicant/sme.c
+++ b/wpa_supplicant/sme.c
@@ -67,7 +67,7 @@ static int sme_set_sae_group(struct wpa_supplicant *wpa_s)
 
 	for (;;) {
 		int group = groups[wpa_s->sme.sae_group_index];
-		if (group < 0)
+		if (group <= 0)
 			break;
 		if (sae_set_group(&wpa_s->sme.sae, group) == 0) {
 			wpa_dbg(wpa_s, MSG_DEBUG, "SME: Selected SAE group %d",
@@ -161,9 +161,10 @@ static void sme_auth_handle_rrm(struct wpa_supplicant *wpa_s,
 		return;
 	}
 
-	if (!(wpa_s->drv_rrm_flags &
-	      WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) ||
-	    !(wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) {
+	if (!((wpa_s->drv_rrm_flags &
+	       WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
+	      (wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
+	    !(wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) {
 		wpa_printf(MSG_DEBUG,
 			   "RRM: Insufficient RRM support in driver - do not use RRM");
 		return;
@@ -186,6 +187,9 @@ static void sme_auth_handle_rrm(struct wpa_supplicant *wpa_s,
 	if (wpa_s->drv_rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION)
 		*pos |= WLAN_RRM_CAPS_LINK_MEASUREMENT;
 
+	if (wpa_s->lci)
+		pos[1] |= WLAN_RRM_CAPS_LCI_MEASUREMENT;
+
 	wpa_s->sme.assoc_req_ie_len += rrm_ie_len + 2;
 	wpa_s->rrm.rrm_used = 1;
 }
@@ -207,6 +211,10 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 	struct wpabuf *resp = NULL;
 	u8 ext_capab[18];
 	int ext_capab_len;
+	int skip_auth;
+#ifdef CONFIG_MBO
+	const u8 *mbo;
+#endif /* CONFIG_MBO */
 
 	if (bss == NULL) {
 		wpa_msg(wpa_s, MSG_ERROR, "SME: No scan result available for "
@@ -215,6 +223,8 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 		return;
 	}
 
+	skip_auth = wpa_s->conf->reassoc_same_bss_optim &&
+		wpa_s->reassoc_same_bss;
 	wpa_s->current_bss = bss;
 
 	os_memset(&params, 0, sizeof(params));
@@ -297,7 +307,7 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 		if (pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid,
 					    wpa_s->current_ssid,
 					    try_opportunistic) == 0)
-			eapol_sm_notify_pmkid_attempt(wpa_s->eapol, 1);
+			eapol_sm_notify_pmkid_attempt(wpa_s->eapol);
 		wpa_s->sme.assoc_req_ie_len = sizeof(wpa_s->sme.assoc_req_ie);
 		if (wpa_supplicant_set_suites(wpa_s, bss, ssid,
 					      wpa_s->sme.assoc_req_ie,
@@ -384,8 +394,7 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 #endif /* CONFIG_IEEE80211R */
 
 #ifdef CONFIG_IEEE80211W
-	wpa_s->sme.mfp = ssid->ieee80211w == MGMT_FRAME_PROTECTION_DEFAULT ?
-		wpa_s->conf->pmf : ssid->ieee80211w;
+	wpa_s->sme.mfp = wpas_get_ssid_pmf(wpa_s, ssid);
 	if (wpa_s->sme.mfp != NO_MGMT_FRAME_PROTECTION) {
 		const u8 *rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
 		struct wpa_ie_data _ie;
@@ -414,9 +423,60 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 	}
 #endif /* CONFIG_P2P */
 
+#ifdef CONFIG_FST
+	if (wpa_s->fst_ies) {
+		int fst_ies_len = wpabuf_len(wpa_s->fst_ies);
+
+		if (wpa_s->sme.assoc_req_ie_len + fst_ies_len <=
+		    sizeof(wpa_s->sme.assoc_req_ie)) {
+			os_memcpy(wpa_s->sme.assoc_req_ie +
+				  wpa_s->sme.assoc_req_ie_len,
+				  wpabuf_head(wpa_s->fst_ies),
+				  fst_ies_len);
+			wpa_s->sme.assoc_req_ie_len += fst_ies_len;
+		}
+	}
+#endif /* CONFIG_FST */
+
+	sme_auth_handle_rrm(wpa_s, bss);
+
+#ifdef CONFIG_MBO
+	mbo = wpa_bss_get_vendor_ie(bss, MBO_IE_VENDOR_TYPE);
+	if (mbo) {
+		int len;
+
+		len = wpas_mbo_supp_op_class_ie(
+			wpa_s, bss->freq,
+			wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len,
+			sizeof(wpa_s->sme.assoc_req_ie) -
+			wpa_s->sme.assoc_req_ie_len);
+		if (len > 0)
+			wpa_s->sme.assoc_req_ie_len += len;
+	}
+#endif /* CONFIG_MBO */
+
+	if (params.p2p)
+		wpa_drv_get_ext_capa(wpa_s, WPA_IF_P2P_CLIENT);
+	else
+		wpa_drv_get_ext_capa(wpa_s, WPA_IF_STATION);
+
+	ext_capab_len = wpas_build_ext_capab(wpa_s, ext_capab,
+					     sizeof(ext_capab));
+	if (ext_capab_len > 0) {
+		u8 *pos = wpa_s->sme.assoc_req_ie;
+		if (wpa_s->sme.assoc_req_ie_len > 0 && pos[0] == WLAN_EID_RSN)
+			pos += 2 + pos[1];
+		os_memmove(pos + ext_capab_len, pos,
+			   wpa_s->sme.assoc_req_ie_len -
+			   (pos - wpa_s->sme.assoc_req_ie));
+		wpa_s->sme.assoc_req_ie_len += ext_capab_len;
+		os_memcpy(pos, ext_capab, ext_capab_len);
+	}
+
 #ifdef CONFIG_HS20
 	if (is_hs20_network(wpa_s, ssid, bss)) {
 		struct wpabuf *hs20;
+
 		hs20 = wpabuf_alloc(20);
 		if (hs20) {
 			int pps_mo_id = hs20_get_pps_mo_id(wpa_s, ssid);
@@ -436,23 +496,35 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 	}
 #endif /* CONFIG_HS20 */
 
-	ext_capab_len = wpas_build_ext_capab(wpa_s, ext_capab,
-					     sizeof(ext_capab));
-	if (ext_capab_len > 0) {
-		u8 *pos = wpa_s->sme.assoc_req_ie;
-		if (wpa_s->sme.assoc_req_ie_len > 0 && pos[0] == WLAN_EID_RSN)
-			pos += 2 + pos[1];
-		os_memmove(pos + ext_capab_len, pos,
-			   wpa_s->sme.assoc_req_ie_len -
-			   (pos - wpa_s->sme.assoc_req_ie));
-		wpa_s->sme.assoc_req_ie_len += ext_capab_len;
-		os_memcpy(pos, ext_capab, ext_capab_len);
+	if (wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ]) {
+		struct wpabuf *buf = wpa_s->vendor_elem[VENDOR_ELEM_ASSOC_REQ];
+		size_t len;
+
+		len = sizeof(wpa_s->sme.assoc_req_ie) -
+			wpa_s->sme.assoc_req_ie_len;
+		if (wpabuf_len(buf) <= len) {
+			os_memcpy(wpa_s->sme.assoc_req_ie +
+				  wpa_s->sme.assoc_req_ie_len,
+				  wpabuf_head(buf), wpabuf_len(buf));
+			wpa_s->sme.assoc_req_ie_len += wpabuf_len(buf);
+		}
 	}
 
-	sme_auth_handle_rrm(wpa_s, bss);
+#ifdef CONFIG_MBO
+	if (mbo) {
+		int len;
+
+		len = wpas_mbo_ie(wpa_s, wpa_s->sme.assoc_req_ie +
+				  wpa_s->sme.assoc_req_ie_len,
+				  sizeof(wpa_s->sme.assoc_req_ie) -
+				  wpa_s->sme.assoc_req_ie_len);
+		if (len >= 0)
+			wpa_s->sme.assoc_req_ie_len += len;
+	}
+#endif /* CONFIG_MBO */
 
 #ifdef CONFIG_SAE
-	if (params.auth_alg == WPA_AUTH_ALG_SAE &&
+	if (!skip_auth && params.auth_alg == WPA_AUTH_ALG_SAE &&
 	    pmksa_cache_set_current(wpa_s->wpa, NULL, bss->bssid, ssid, 0) == 0)
 	{
 		wpa_dbg(wpa_s, MSG_DEBUG,
@@ -461,7 +533,7 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 		wpa_s->sme.sae_pmksa_caching = 1;
 	}
 
-	if (params.auth_alg == WPA_AUTH_ALG_SAE) {
+	if (!skip_auth && params.auth_alg == WPA_AUTH_ALG_SAE) {
 		if (start)
 			resp = sme_auth_build_sae_commit(wpa_s, ssid,
 							 bss->bssid);
@@ -493,6 +565,10 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 	if (old_ssid != wpa_s->current_ssid)
 		wpas_notify_network_changed(wpa_s);
 
+#ifdef CONFIG_HS20
+	hs20_configure_frame_filters(wpa_s);
+#endif /* CONFIG_HS20 */
+
 #ifdef CONFIG_P2P
 	/*
 	 * If multi-channel concurrency is not supported, check for any
@@ -519,6 +595,15 @@ static void sme_send_authentication(struct wpa_supplicant *wpa_s,
 	}
 #endif /* CONFIG_P2P */
 
+	if (skip_auth) {
+		wpa_msg(wpa_s, MSG_DEBUG,
+			"SME: Skip authentication step on reassoc-to-same-BSS");
+		wpabuf_free(resp);
+		sme_associate(wpa_s, ssid->mode, bss->bssid, WLAN_AUTH_OPEN);
+		return;
+	}
+
+
 	wpa_s->sme.auth_alg = params.auth_alg;
 	if (wpa_drv_authenticate(wpa_s, &params) < 0) {
 		wpa_msg(wpa_s, MSG_INFO, "SME: Authentication request to the "
@@ -558,7 +643,8 @@ static void sme_auth_start_cb(struct wpa_radio_work *work, int deinit)
 	wpa_s->connect_work = work;
 
 	if (cwork->bss_removed ||
-	    !wpas_valid_bss_ssid(wpa_s, cwork->bss, cwork->ssid)) {
+	    !wpas_valid_bss_ssid(wpa_s, cwork->bss, cwork->ssid) ||
+	    wpas_network_disabled(wpa_s, cwork->ssid)) {
 		wpa_dbg(wpa_s, MSG_DEBUG, "SME: BSS/SSID entry for authentication not valid anymore - drop connection attempt");
 		wpas_connect_work_done(wpa_s);
 		return;
@@ -591,6 +677,8 @@ void sme_authenticate(struct wpa_supplicant *wpa_s,
 		radio_remove_works(wpa_s, "sme-connect", 0);
 	}
 
+	wpas_abort_ongoing_scan(wpa_s);
+
 	cwork = os_zalloc(sizeof(*cwork));
 	if (cwork == NULL)
 		return;
@@ -673,6 +761,8 @@ static int sme_sae_auth(struct wpa_supplicant *wpa_s, u16 auth_transaction,
 		return -1;
 
 	if (auth_transaction == 1) {
+		u16 res;
+
 		groups = wpa_s->conf->sae_groups;
 
 		wpa_dbg(wpa_s, MSG_DEBUG, "SME SAE commit");
@@ -683,8 +773,14 @@ static int sme_sae_auth(struct wpa_supplicant *wpa_s, u16 auth_transaction,
 			return -1;
 		if (groups && groups[0] <= 0)
 			groups = NULL;
-		if (sae_parse_commit(&wpa_s->sme.sae, data, len, NULL, NULL,
-				     groups) != WLAN_STATUS_SUCCESS)
+		res = sae_parse_commit(&wpa_s->sme.sae, data, len, NULL, NULL,
+				       groups);
+		if (res == SAE_SILENTLY_DISCARD) {
+			wpa_printf(MSG_DEBUG,
+				   "SAE: Drop commit message due to reflection attack");
+			return 0;
+		}
+		if (res != WLAN_STATUS_SUCCESS)
 			return -1;
 
 		if (sae_process_commit(&wpa_s->sme.sae) < 0) {
@@ -763,13 +859,27 @@ void sme_event_auth(struct wpa_supplicant *wpa_s, union wpa_event_data *data)
 		wpa_printf(MSG_DEBUG, "SME: SAE completed - setting PMK for "
 			   "4-way handshake");
 		wpa_sm_set_pmk(wpa_s->wpa, wpa_s->sme.sae.pmk, PMK_LEN,
-			       wpa_s->pending_bssid);
+			       wpa_s->sme.sae.pmkid, wpa_s->pending_bssid);
 	}
 #endif /* CONFIG_SAE */
 
 	if (data->auth.status_code != WLAN_STATUS_SUCCESS) {
-		wpa_dbg(wpa_s, MSG_DEBUG, "SME: Authentication failed (status "
-			"code %d)", data->auth.status_code);
+		char *ie_txt = NULL;
+
+		if (data->auth.ies && data->auth.ies_len) {
+			size_t buflen = 2 * data->auth.ies_len + 1;
+			ie_txt = os_malloc(buflen);
+			if (ie_txt) {
+				wpa_snprintf_hex(ie_txt, buflen, data->auth.ies,
+						 data->auth.ies_len);
+			}
+		}
+		wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_AUTH_REJECT MACSTR
+			" auth_type=%u auth_transaction=%u status_code=%u ie=%s",
+			MAC2STR(data->auth.peer), data->auth.auth_type,
+			data->auth.auth_transaction, data->auth.status_code,
+			ie_txt);
+		os_free(ie_txt);
 
 		if (data->auth.status_code !=
 		    WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG ||
@@ -806,12 +916,20 @@ void sme_event_auth(struct wpa_supplicant *wpa_s, union wpa_event_data *data)
 
 #ifdef CONFIG_IEEE80211R
 	if (data->auth.auth_type == WLAN_AUTH_FT) {
-		union wpa_event_data edata;
-		os_memset(&edata, 0, sizeof(edata));
-		edata.ft_ies.ies = data->auth.ies;
-		edata.ft_ies.ies_len = data->auth.ies_len;
-		os_memcpy(edata.ft_ies.target_ap, data->auth.peer, ETH_ALEN);
-		wpa_supplicant_event(wpa_s, EVENT_FT_RESPONSE, &edata);
+		if (wpa_ft_process_response(wpa_s->wpa, data->auth.ies,
+					    data->auth.ies_len, 0,
+					    data->auth.peer, NULL, 0) < 0) {
+			wpa_dbg(wpa_s, MSG_DEBUG,
+				"SME: FT Authentication response processing failed");
+			wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_DISCONNECTED "bssid="
+				MACSTR
+				" reason=%d locally_generated=1",
+				MAC2STR(wpa_s->pending_bssid),
+				WLAN_REASON_DEAUTH_LEAVING);
+			wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
+			wpa_supplicant_mark_disassoc(wpa_s);
+			return;
+		}
 	}
 #endif /* CONFIG_IEEE80211R */
 
@@ -904,8 +1022,8 @@ void sme_associate(struct wpa_supplicant *wpa_s, enum wpas_mode mode,
 	if (wpa_s->current_ssid && wpa_s->current_ssid->p2p_group)
 		params.p2p = 1;
 
-	if (wpa_s->parent->set_sta_uapsd)
-		params.uapsd = wpa_s->parent->sta_uapsd;
+	if (wpa_s->p2pdev->set_sta_uapsd)
+		params.uapsd = wpa_s->p2pdev->sta_uapsd;
 	else
 		params.uapsd = -1;
 
@@ -1249,21 +1367,6 @@ int sme_proc_obss_scan(struct wpa_supplicant *wpa_s)
 }
 
 
-static struct hostapd_hw_modes * get_mode(struct hostapd_hw_modes *modes,
-					  u16 num_modes,
-					  enum hostapd_hw_mode mode)
-{
-	u16 i;
-
-	for (i = 0; i < num_modes; i++) {
-		if (modes[i].mode == mode)
-			return &modes[i];
-	}
-
-	return NULL;
-}
-
-
 static void wpa_obss_scan_freqs_list(struct wpa_supplicant *wpa_s,
 				     struct wpa_driver_scan_params *params)
 {
@@ -1482,8 +1585,10 @@ static void sme_sa_query_timer(void *eloop_ctx, void *timeout_ctx)
 	nbuf = os_realloc_array(wpa_s->sme.sa_query_trans_id,
 				wpa_s->sme.sa_query_count + 1,
 				WLAN_SA_QUERY_TR_ID_LEN);
-	if (nbuf == NULL)
+	if (nbuf == NULL) {
+		sme_stop_sa_query(wpa_s);
 		return;
+	}
 	if (wpa_s->sme.sa_query_count == 0) {
 		/* Starting a new SA Query procedure */
 		os_get_reltime(&wpa_s->sme.sa_query_start);
@@ -1494,6 +1599,7 @@ static void sme_sa_query_timer(void *eloop_ctx, void *timeout_ctx)
 
 	if (os_get_random(trans_id, WLAN_SA_QUERY_TR_ID_LEN) < 0) {
 		wpa_printf(MSG_DEBUG, "Could not generate SA Query ID");
+		sme_stop_sa_query(wpa_s);
 		return;
 	}
 
@@ -1533,9 +1639,7 @@ void sme_event_unprot_disconnect(struct wpa_supplicant *wpa_s, const u8 *sa,
 	if (wpa_s->wpa_state != WPA_COMPLETED)
 		return;
 	ssid = wpa_s->current_ssid;
-	if (ssid == NULL ||
-	    (ssid->ieee80211w == MGMT_FRAME_PROTECTION_DEFAULT ?
-	     wpa_s->conf->pmf : ssid->ieee80211w) == NO_MGMT_FRAME_PROTECTION)
+	if (wpas_get_ssid_pmf(wpa_s, ssid) == NO_MGMT_FRAME_PROTECTION)
 		return;
 	if (os_memcmp(sa, wpa_s->bssid, ETH_ALEN) != 0)
 		return;