示例#1
0
void sme_associate(struct wpa_supplicant *wpa_s, enum wpas_mode mode,
		   const u8 *bssid, u16 auth_type)
{
	struct wpa_driver_associate_params params;
	struct ieee802_11_elems elems;

	os_memset(&params, 0, sizeof(params));
	params.bssid = bssid;
	params.ssid = wpa_s->sme.ssid;
	params.ssid_len = wpa_s->sme.ssid_len;
	params.freq = wpa_s->sme.freq;
	params.wpa_ie = wpa_s->sme.assoc_req_ie_len ?
		wpa_s->sme.assoc_req_ie : NULL;
	params.wpa_ie_len = wpa_s->sme.assoc_req_ie_len;
#ifdef CONFIG_IEEE80211R
	if (auth_type == WLAN_AUTH_FT && wpa_s->sme.ft_ies) {
		params.wpa_ie = wpa_s->sme.ft_ies;
		params.wpa_ie_len = wpa_s->sme.ft_ies_len;
	}
#endif /* CONFIG_IEEE80211R */
	params.mode = mode;
	params.mgmt_frame_protection = wpa_s->sme.mfp;
	if (wpa_s->sme.prev_bssid_set)
		params.prev_bssid = wpa_s->sme.prev_bssid;

	wpa_msg(wpa_s, MSG_INFO, "Trying to associate with " MACSTR
		" (SSID='%s' freq=%d MHz)", MAC2STR(params.bssid),
		params.ssid ? wpa_ssid_txt(params.ssid, params.ssid_len) : "",
		params.freq);

	wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATING);

	if (params.wpa_ie == NULL ||
	    ieee802_11_parse_elems(params.wpa_ie, params.wpa_ie_len, &elems, 0)
	    < 0) {
		wpa_printf(MSG_DEBUG, "SME: Could not parse own IEs?!");
		os_memset(&elems, 0, sizeof(elems));
	}
	if (elems.rsn_ie)
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, elems.rsn_ie - 2,
					elems.rsn_ie_len + 2);
	else if (elems.wpa_ie)
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, elems.wpa_ie - 2,
					elems.wpa_ie_len + 2);
	else
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);

	if (wpa_drv_associate(wpa_s, &params) < 0) {
		wpa_msg(wpa_s, MSG_INFO, "Association request to the driver "
			"failed");
		//wpa_supplicant_req_scan(wpa_s, 5, 0);
                ros_assoc_failed(wpa_s, bssid, "Driver request to associate failed");
		return;
	}

	/* TODO: add timeout on association */
}
void sme_associate(struct wpa_supplicant *wpa_s, enum wpas_mode mode,
		   const u8 *bssid, u16 auth_type)
{
	struct wpa_driver_associate_params params;
	struct ieee802_11_elems elems;
#ifdef CONFIG_HT_OVERRIDES
	struct ieee80211_ht_capabilities htcaps;
	struct ieee80211_ht_capabilities htcaps_mask;
#endif /* CONFIG_HT_OVERRIDES */

	os_memset(&params, 0, sizeof(params));
	params.bssid = bssid;
	params.ssid = wpa_s->sme.ssid;
	params.ssid_len = wpa_s->sme.ssid_len;
	params.freq = wpa_s->sme.freq;
	params.bg_scan_period = wpa_s->current_ssid ?
		wpa_s->current_ssid->bg_scan_period : -1;
	params.wpa_ie = wpa_s->sme.assoc_req_ie_len ?
		wpa_s->sme.assoc_req_ie : NULL;
	params.wpa_ie_len = wpa_s->sme.assoc_req_ie_len;
	params.pairwise_suite = cipher_suite2driver(wpa_s->pairwise_cipher);
	params.group_suite = cipher_suite2driver(wpa_s->group_cipher);
#ifdef CONFIG_HT_OVERRIDES
	os_memset(&htcaps, 0, sizeof(htcaps));
	os_memset(&htcaps_mask, 0, sizeof(htcaps_mask));
	params.htcaps = (u8 *) &htcaps;
	params.htcaps_mask = (u8 *) &htcaps_mask;
	wpa_supplicant_apply_ht_overrides(wpa_s, wpa_s->current_ssid, &params);
#endif /* CONFIG_HT_OVERRIDES */
#ifdef CONFIG_IEEE80211R
	if (auth_type == WLAN_AUTH_FT && wpa_s->sme.ft_ies) {
		params.wpa_ie = wpa_s->sme.ft_ies;
		params.wpa_ie_len = wpa_s->sme.ft_ies_len;
	}
#endif /* CONFIG_IEEE80211R */
	params.mode = mode;
	params.mgmt_frame_protection = wpa_s->sme.mfp;
	if (wpa_s->sme.prev_bssid_set)
		params.prev_bssid = wpa_s->sme.prev_bssid;

	wpa_msg(wpa_s, MSG_INFO, "Trying to associate with " MACSTR
		" (SSID='%s' freq=%d MHz)", MAC2STR(params.bssid),
		params.ssid ? wpa_ssid_txt(params.ssid, params.ssid_len) : "",
		params.freq);

	wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATING);

	if (params.wpa_ie == NULL ||
	    ieee802_11_parse_elems(params.wpa_ie, params.wpa_ie_len, &elems, 0)
	    < 0) {
		wpa_dbg(wpa_s, MSG_DEBUG, "SME: Could not parse own IEs?!");
		os_memset(&elems, 0, sizeof(elems));
	}
	if (elems.rsn_ie) {
		params.wpa_proto = WPA_PROTO_RSN;
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, elems.rsn_ie - 2,
					elems.rsn_ie_len + 2);
	} else if (elems.wpa_ie) {
		params.wpa_proto = WPA_PROTO_WPA;
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, elems.wpa_ie - 2,
					elems.wpa_ie_len + 2);
	} else
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);
	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;
	else
		params.uapsd = -1;

	if (wpa_drv_associate(wpa_s, &params) < 0) {
		wpa_msg(wpa_s, MSG_INFO, "SME: Association request to the "
			"driver failed");
		wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
		wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
		os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
		return;
	}

	eloop_register_timeout(SME_ASSOC_TIMEOUT, 0, sme_assoc_timer, wpa_s,
			       NULL);
}
示例#3
0
static void wpa_supplicant_event_associnfo(struct wpa_supplicant *wpa_s,
					   union wpa_event_data *data)
{
	int l, len, found = 0, wpa_found, rsn_found;
	u8 *p;

	wpa_printf(MSG_DEBUG, "Association info event");
	if (data->assoc_info.req_ies)
		wpa_hexdump(MSG_DEBUG, "req_ies", data->assoc_info.req_ies,
			    data->assoc_info.req_ies_len);
	if (data->assoc_info.resp_ies)
		wpa_hexdump(MSG_DEBUG, "resp_ies", data->assoc_info.resp_ies,
			    data->assoc_info.resp_ies_len);
	if (data->assoc_info.beacon_ies)
		wpa_hexdump(MSG_DEBUG, "beacon_ies",
			    data->assoc_info.beacon_ies,
			    data->assoc_info.beacon_ies_len);

	p = data->assoc_info.req_ies;
	l = data->assoc_info.req_ies_len;

	/* Go through the IEs and make a copy of the WPA/RSN IE, if present. */
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
				    p, l);
			break;
		}
		if ((p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
		     (os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0)) ||
		    (p[0] == WLAN_EID_RSN && p[1] >= 2)) {
			if (wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, p, len))
				break;
			found = 1;
			wpa_find_assoc_pmkid(wpa_s);
			break;
		}
		l -= len;
		p += len;
	}
	if (!found && data->assoc_info.req_ies)
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);

	/* WPA/RSN IE from Beacon/ProbeResp */
	p = data->assoc_info.beacon_ies;
	l = data->assoc_info.beacon_ies_len;

	/* Go through the IEs and make a copy of the WPA/RSN IEs, if present.
	 */
	wpa_found = rsn_found = 0;
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in beacon_ies",
				    p, l);
			break;
		}
		if (!wpa_found &&
		    p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
		    os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0) {
			wpa_found = 1;
			wpa_sm_set_ap_wpa_ie(wpa_s->wpa, p, len);
		}

		if (!rsn_found &&
		    p[0] == WLAN_EID_RSN && p[1] >= 2) {
			rsn_found = 1;
			wpa_sm_set_ap_rsn_ie(wpa_s->wpa, p, len);
		}

		l -= len;
		p += len;
	}

	if (!wpa_found && data->assoc_info.beacon_ies)
		wpa_sm_set_ap_wpa_ie(wpa_s->wpa, NULL, 0);
	if (!rsn_found && data->assoc_info.beacon_ies)
		wpa_sm_set_ap_rsn_ie(wpa_s->wpa, NULL, 0);
	if (wpa_found || rsn_found)
		wpa_s->ap_ies_from_associnfo = 1;
}
示例#4
0
static int wpa_supplicant_event_associnfo(struct wpa_supplicant *wpa_s,
					  union wpa_event_data *data)
{
	int l, len, found = 0, wpa_found, rsn_found;
	const u8 *p;

	wpa_printf(MSG_DEBUG, "Association info event");
	if (data->assoc_info.req_ies)
		wpa_hexdump(MSG_DEBUG, "req_ies", data->assoc_info.req_ies,
			    data->assoc_info.req_ies_len);
	if (data->assoc_info.resp_ies)
		wpa_hexdump(MSG_DEBUG, "resp_ies", data->assoc_info.resp_ies,
			    data->assoc_info.resp_ies_len);
	if (data->assoc_info.beacon_ies)
		wpa_hexdump(MSG_DEBUG, "beacon_ies",
			    data->assoc_info.beacon_ies,
			    data->assoc_info.beacon_ies_len);
	if (data->assoc_info.freq)
		wpa_printf(MSG_DEBUG, "freq=%u MHz", data->assoc_info.freq);

	p = data->assoc_info.req_ies;
	l = data->assoc_info.req_ies_len;

	/* Go through the IEs and make a copy of the WPA/RSN IE, if present. */
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
				    p, l);
			break;
		}
		if ((p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
		     (os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0)) ||
		    (p[0] == WLAN_EID_RSN && p[1] >= 2)) {
			if (wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, p, len))
				break;
			found = 1;
			wpa_find_assoc_pmkid(wpa_s);
			break;
		}
		l -= len;
		p += len;
	}
	if (!found && data->assoc_info.req_ies)
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);

#ifdef CONFIG_IEEE80211R
#ifdef CONFIG_SME
	if (wpa_s->sme.auth_alg == WPA_AUTH_ALG_FT) {
		u8 bssid[ETH_ALEN];
		if (wpa_drv_get_bssid(wpa_s, bssid) < 0 ||
		    wpa_ft_validate_reassoc_resp(wpa_s->wpa,
						 data->assoc_info.resp_ies,
						 data->assoc_info.resp_ies_len,
						 bssid) < 0) {
			wpa_printf(MSG_DEBUG, "FT: Validation of "
				   "Reassociation Response failed");
			wpa_supplicant_deauthenticate(
				wpa_s, WLAN_REASON_INVALID_IE);
			return -1;
		}
	}

	p = data->assoc_info.resp_ies;
	l = data->assoc_info.resp_ies_len;

#ifdef CONFIG_WPS_STRICT
	if (wpa_s->current_ssid &&
	    wpa_s->current_ssid->key_mgmt == WPA_KEY_MGMT_WPS) {
		struct wpabuf *wps;
		wps = ieee802_11_vendor_ie_concat(p, l, WPS_IE_VENDOR_TYPE);
		if (wps == NULL) {
			wpa_printf(MSG_INFO, "WPS-STRICT: AP did not include "
				   "WPS IE in (Re)Association Response");
			return -1;
		}

		if (wps_validate_assoc_resp(wps) < 0) {
			wpabuf_free(wps);
			wpa_supplicant_deauthenticate(
				wpa_s, WLAN_REASON_INVALID_IE);
			return -1;
		}
		wpabuf_free(wps);
	}
#endif /* CONFIG_WPS_STRICT */

	/* Go through the IEs and make a copy of the MDIE, if present. */
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
				    p, l);
			break;
		}
		if (p[0] == WLAN_EID_MOBILITY_DOMAIN &&
		    p[1] >= MOBILITY_DOMAIN_ID_LEN) {
			wpa_s->sme.ft_used = 1;
			os_memcpy(wpa_s->sme.mobility_domain, p + 2,
				  MOBILITY_DOMAIN_ID_LEN);
			break;
		}
		l -= len;
		p += len;
	}
#endif /* CONFIG_SME */

	wpa_sm_set_ft_params(wpa_s->wpa, data->assoc_info.resp_ies,
			     data->assoc_info.resp_ies_len);
#endif /* CONFIG_IEEE80211R */

	/* WPA/RSN IE from Beacon/ProbeResp */
	p = data->assoc_info.beacon_ies;
	l = data->assoc_info.beacon_ies_len;

	/* Go through the IEs and make a copy of the WPA/RSN IEs, if present.
	 */
	wpa_found = rsn_found = 0;
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in beacon_ies",
				    p, l);
			break;
		}
		if (!wpa_found &&
		    p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
		    os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0) {
			wpa_found = 1;
			wpa_sm_set_ap_wpa_ie(wpa_s->wpa, p, len);
		}

		if (!rsn_found &&
		    p[0] == WLAN_EID_RSN && p[1] >= 2) {
			rsn_found = 1;
			wpa_sm_set_ap_rsn_ie(wpa_s->wpa, p, len);
		}

		l -= len;
		p += len;
	}

	if (!wpa_found && data->assoc_info.beacon_ies)
		wpa_sm_set_ap_wpa_ie(wpa_s->wpa, NULL, 0);
	if (!rsn_found && data->assoc_info.beacon_ies)
		wpa_sm_set_ap_rsn_ie(wpa_s->wpa, NULL, 0);
	if (wpa_found || rsn_found)
		wpa_s->ap_ies_from_associnfo = 1;

	wpa_s->assoc_freq = data->assoc_info.freq;

	return 0;
}
示例#5
0
void sme_associate(struct wpa_supplicant *wpa_s, enum wpas_mode mode,
		   const u8 *bssid, u16 auth_type)
{
	struct wpa_driver_associate_params params;
	struct ieee802_11_elems elems;

	os_memset(&params, 0, sizeof(params));
	params.bssid = bssid;
	params.ssid = wpa_s->sme.ssid;
	params.ssid_len = wpa_s->sme.ssid_len;
	params.freq = wpa_s->sme.freq;
	params.wpa_ie = wpa_s->sme.assoc_req_ie_len ?
		wpa_s->sme.assoc_req_ie : NULL;
	params.wpa_ie_len = wpa_s->sme.assoc_req_ie_len;
#ifdef CONFIG_WAPI
	params.key_mgmt_suite = key_mgmt2driver(wpa_s->key_mgmt);
#endif /* CONFIG_WAPI */
	params.pairwise_suite = cipher_suite2driver(wpa_s->pairwise_cipher);
	params.group_suite = cipher_suite2driver(wpa_s->group_cipher);
#ifdef CONFIG_IEEE80211R
	if (auth_type == WLAN_AUTH_FT && wpa_s->sme.ft_ies) {
		params.wpa_ie = wpa_s->sme.ft_ies;
		params.wpa_ie_len = wpa_s->sme.ft_ies_len;
	}
#endif /* CONFIG_IEEE80211R */
	params.mode = mode;
	params.mgmt_frame_protection = wpa_s->sme.mfp;
	if (wpa_s->sme.prev_bssid_set)
		params.prev_bssid = wpa_s->sme.prev_bssid;

	wpa_msg(wpa_s, MSG_INFO, "Trying to associate with " MACSTR
		" (SSID='%s' freq=%d MHz)", MAC2STR(params.bssid),
		params.ssid ? wpa_ssid_txt(params.ssid, params.ssid_len) : "",
		params.freq);

	wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATING);

	if (params.wpa_ie == NULL ||
	    ieee802_11_parse_elems(params.wpa_ie, params.wpa_ie_len, &elems, 0)
	    < 0) {
		wpa_dbg(wpa_s, MSG_DEBUG, "SME: Could not parse own IEs?!");
		os_memset(&elems, 0, sizeof(elems));
	}
	if (elems.rsn_ie)
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, elems.rsn_ie - 2,
					elems.rsn_ie_len + 2);
	else if (elems.wpa_ie)
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, elems.wpa_ie - 2,
					elems.wpa_ie_len + 2);
	else
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);
	if (elems.p2p &&
	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_CAPABLE))
		params.p2p = 1;

	if (wpa_s->parent->set_sta_uapsd)
		params.uapsd = wpa_s->parent->sta_uapsd;
	else
		params.uapsd = -1;

	if (wpa_drv_associate(wpa_s, &params) < 0) {
		wpa_msg(wpa_s, MSG_INFO, "SME: Association request to the "
			"driver failed");
		wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
		os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
		return;
	}

	eloop_register_timeout(SME_ASSOC_TIMEOUT, 0, sme_assoc_timer, wpa_s,
			       NULL);
}
示例#6
0
static void wpa_supplicant_event_associnfo(struct wpa_supplicant *wpa_s,
					   union wpa_event_data *data)
{
	int l, len, found = 0, wpa_found, rsn_found;
	const u8 *p;
#ifdef CONFIG_IEEE80211R
	const u8 *mdie = NULL, *ftie = NULL;
#endif /* CONFIG_IEEE80211R */

	wpa_printf(MSG_DEBUG, "Association info event");
	if (data->assoc_info.req_ies)
		wpa_hexdump(MSG_DEBUG, "req_ies", data->assoc_info.req_ies,
			    data->assoc_info.req_ies_len);
	if (data->assoc_info.resp_ies)
		wpa_hexdump(MSG_DEBUG, "resp_ies", data->assoc_info.resp_ies,
			    data->assoc_info.resp_ies_len);
	if (data->assoc_info.beacon_ies)
		wpa_hexdump(MSG_DEBUG, "beacon_ies",
			    data->assoc_info.beacon_ies,
			    data->assoc_info.beacon_ies_len);
	if (data->assoc_info.freq)
		wpa_printf(MSG_DEBUG, "freq=%u MHz", data->assoc_info.freq);

	p = data->assoc_info.req_ies;
	l = data->assoc_info.req_ies_len;

	/* Go through the IEs and make a copy of the WPA/RSN IE, if present. */
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
				    p, l);
			break;
		}
		if ((p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
		     (os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0)) ||
		    (p[0] == WLAN_EID_RSN && p[1] >= 2)) {
			if (wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, p, len))
				break;
			found = 1;
			wpa_find_assoc_pmkid(wpa_s);
			break;
		}
		l -= len;
		p += len;
	}
	if (!found && data->assoc_info.req_ies)
		wpa_sm_set_assoc_wpa_ie(wpa_s->wpa, NULL, 0);

#ifdef CONFIG_IEEE80211R
	p = data->assoc_info.resp_ies;
	l = data->assoc_info.resp_ies_len;

	/* Go through the IEs and make a copy of the FT/MD IE, if present. */
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in assoc_info",
				    p, l);
			break;
		}
		if (p[0] == WLAN_EID_FAST_BSS_TRANSITION)
			ftie = p;
		else if (p[0] == WLAN_EID_MOBILITY_DOMAIN)
			mdie = p;
		l -= len;
		p += len;
	}

	wpa_assoc_set_ft_params(wpa_s, ftie, mdie);
#endif /* CONFIG_IEEE80211R */

	/* WPA/RSN IE from Beacon/ProbeResp */
	p = data->assoc_info.beacon_ies;
	l = data->assoc_info.beacon_ies_len;

	/* Go through the IEs and make a copy of the WPA/RSN IEs, if present.
	 */
	wpa_found = rsn_found = 0;
	while (p && l >= 2) {
		len = p[1] + 2;
		if (len > l) {
			wpa_hexdump(MSG_DEBUG, "Truncated IE in beacon_ies",
				    p, l);
			break;
		}
		if (!wpa_found &&
		    p[0] == WLAN_EID_VENDOR_SPECIFIC && p[1] >= 6 &&
		    os_memcmp(&p[2], "\x00\x50\xF2\x01\x01\x00", 6) == 0) {
			wpa_found = 1;
			wpa_sm_set_ap_wpa_ie(wpa_s->wpa, p, len);
		}

		if (!rsn_found &&
		    p[0] == WLAN_EID_RSN && p[1] >= 2) {
			rsn_found = 1;
			wpa_sm_set_ap_rsn_ie(wpa_s->wpa, p, len);
		}

		l -= len;
		p += len;
	}

	if (!wpa_found && data->assoc_info.beacon_ies)
		wpa_sm_set_ap_wpa_ie(wpa_s->wpa, NULL, 0);
	if (!rsn_found && data->assoc_info.beacon_ies)
		wpa_sm_set_ap_rsn_ie(wpa_s->wpa, NULL, 0);
	if (wpa_found || rsn_found)
		wpa_s->ap_ies_from_associnfo = 1;

	wpa_s->assoc_freq = data->assoc_info.freq;
}