[thirdparty/hostap.git] / src / ap / drv_callbacks.c

/*
 * hostapd / Callback functions for driver wrappers
 * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
 *
 * This software may be distributed under the terms of the BSD license.
 * See README for more details.
 */

#include "utils/includes.h"

#include "utils/common.h"
#include "radius/radius.h"
#include "drivers/driver.h"
#include "common/ieee802_11_defs.h"
#include "common/ieee802_11_common.h"
#include "crypto/random.h"
#include "p2p/p2p.h"
#include "wps/wps.h"
#include "hostapd.h"
#include "ieee802_11.h"
#include "sta_info.h"
#include "accounting.h"
#include "tkip_countermeasures.h"
#include "ieee802_1x.h"
#include "wpa_auth.h"
#include "wps_hostapd.h"
#include "ap_drv_ops.h"
#include "ap_config.h"
#include "hw_features.h"


int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
			const u8 *req_ies, size_t req_ies_len, int reassoc)
{
	struct sta_info *sta;
	int new_assoc, res;
	struct ieee802_11_elems elems;
	const u8 *ie;
	size_t ielen;
	u16 reason = WLAN_REASON_UNSPECIFIED;

	if (addr == NULL) {
		/*
		 * This could potentially happen with unexpected event from the
		 * driver wrapper. This was seen at least in one case where the
		 * driver ended up being set to station mode while hostapd was
		 * running, so better make sure we stop processing such an
		 * event here.
		 */
		wpa_printf(MSG_DEBUG, "hostapd_notif_assoc: Skip event with "
			   "no address");
		return -1;
	}
	random_add_randomness(addr, ETH_ALEN);

	hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
		       HOSTAPD_LEVEL_INFO, "associated");

	ieee802_11_parse_elems(req_ies, req_ies_len, &elems, 0);
	if (elems.wps_ie) {
		ie = elems.wps_ie - 2;
		ielen = elems.wps_ie_len + 2;
		wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)AssocReq");
	} else if (elems.rsn_ie) {
		ie = elems.rsn_ie - 2;
		ielen = elems.rsn_ie_len + 2;
		wpa_printf(MSG_DEBUG, "STA included RSN IE in (Re)AssocReq");
	} else if (elems.wpa_ie) {
		ie = elems.wpa_ie - 2;
		ielen = elems.wpa_ie_len + 2;
		wpa_printf(MSG_DEBUG, "STA included WPA IE in (Re)AssocReq");
	} else {
		ie = NULL;
		ielen = 0;
		wpa_printf(MSG_DEBUG, "STA did not include WPS/RSN/WPA IE in "
			   "(Re)AssocReq");
	}

	sta = ap_get_sta(hapd, addr);
	if (sta) {
		accounting_sta_stop(hapd, sta);

		/*
		 * Make sure that the previously registered inactivity timer
		 * will not remove the STA immediately.
		 */
		sta->timeout_next = STA_NULLFUNC;
	} else {
		sta = ap_sta_add(hapd, addr);
		if (sta == NULL) {
			hostapd_drv_sta_disassoc(hapd, addr,
						 WLAN_REASON_DISASSOC_AP_BUSY);
			return -1;
		}
	}
	sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2);

#ifdef CONFIG_P2P
	if (elems.p2p) {
		wpabuf_free(sta->p2p_ie);
		sta->p2p_ie = ieee802_11_vendor_ie_concat(req_ies, req_ies_len,
							  P2P_IE_VENDOR_TYPE);
	}
#endif /* CONFIG_P2P */

	if (hapd->conf->wpa) {
		if (ie == NULL || ielen == 0) {
#ifdef CONFIG_WPS
			if (hapd->conf->wps_state) {
				wpa_printf(MSG_DEBUG, "STA did not include "
					   "WPA/RSN IE in (Re)Association "
					   "Request - possible WPS use");
				sta->flags |= WLAN_STA_MAYBE_WPS;
				goto skip_wpa_check;
			}
#endif /* CONFIG_WPS */

			wpa_printf(MSG_DEBUG, "No WPA/RSN IE from STA");
			return -1;
		}
#ifdef CONFIG_WPS
		if (hapd->conf->wps_state && ie[0] == 0xdd && ie[1] >= 4 &&
		    os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) {
			struct wpabuf *wps;
			sta->flags |= WLAN_STA_WPS;
			wps = ieee802_11_vendor_ie_concat(ie, ielen,
							  WPS_IE_VENDOR_TYPE);
			if (wps) {
				if (wps_is_20(wps)) {
					wpa_printf(MSG_DEBUG, "WPS: STA "
						   "supports WPS 2.0");
					sta->flags |= WLAN_STA_WPS2;
				}
				wpabuf_free(wps);
			}
			goto skip_wpa_check;
		}
#endif /* CONFIG_WPS */

		if (sta->wpa_sm == NULL)
			sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth,
							sta->addr);
		if (sta->wpa_sm == NULL) {
			wpa_printf(MSG_ERROR, "Failed to initialize WPA state "
				   "machine");
			return -1;
		}
		res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm,
					  ie, ielen, NULL, 0);
		if (res != WPA_IE_OK) {
			wpa_printf(MSG_DEBUG, "WPA/RSN information element "
				   "rejected? (res %u)", res);
			wpa_hexdump(MSG_DEBUG, "IE", ie, ielen);
			if (res == WPA_INVALID_GROUP)
				reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID;
			else if (res == WPA_INVALID_PAIRWISE)
				reason = WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID;
			else if (res == WPA_INVALID_AKMP)
				reason = WLAN_REASON_AKMP_NOT_VALID;
#ifdef CONFIG_IEEE80211W
			else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION)
				reason = WLAN_REASON_INVALID_IE;
			else if (res == WPA_INVALID_MGMT_GROUP_CIPHER)
				reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID;
#endif /* CONFIG_IEEE80211W */
			else
				reason = WLAN_REASON_INVALID_IE;
			goto fail;
		}
	} else if (hapd->conf->wps_state) {
#ifdef CONFIG_WPS
		struct wpabuf *wps;
		if (req_ies)
			wps = ieee802_11_vendor_ie_concat(req_ies, req_ies_len,
							  WPS_IE_VENDOR_TYPE);
		else
			wps = NULL;
#ifdef CONFIG_WPS_STRICT
		if (wps && wps_validate_assoc_req(wps) < 0) {
			reason = WLAN_REASON_INVALID_IE;
			wpabuf_free(wps);
			goto fail;
		}
#endif /* CONFIG_WPS_STRICT */
		if (wps) {
			sta->flags |= WLAN_STA_WPS;
			if (wps_is_20(wps)) {
				wpa_printf(MSG_DEBUG, "WPS: STA supports "
					   "WPS 2.0");
				sta->flags |= WLAN_STA_WPS2;
			}
		} else
			sta->flags |= WLAN_STA_MAYBE_WPS;
		wpabuf_free(wps);
#endif /* CONFIG_WPS */
	}
#ifdef CONFIG_WPS
skip_wpa_check:
#endif /* CONFIG_WPS */

	new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0;
	sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
	wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC);

	hostapd_new_assoc_sta(hapd, sta, !new_assoc);

	ieee802_1x_notify_port_enabled(sta->eapol_sm, 1);

#ifdef CONFIG_P2P
	if (req_ies) {
		p2p_group_notif_assoc(hapd->p2p_group, sta->addr,
				      req_ies, req_ies_len);
	}
#endif /* CONFIG_P2P */

	return 0;

fail:
	hostapd_drv_sta_disassoc(hapd, sta->addr, reason);
	ap_free_sta(hapd, sta);
	return -1;
}


void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr)
{
	struct sta_info *sta;

	if (addr == NULL) {
		/*
		 * This could potentially happen with unexpected event from the
		 * driver wrapper. This was seen at least in one case where the
		 * driver ended up reporting a station mode event while hostapd
		 * was running, so better make sure we stop processing such an
		 * event here.
		 */
		wpa_printf(MSG_DEBUG, "hostapd_notif_disassoc: Skip event "
			   "with no address");
		return;
	}

	hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
		       HOSTAPD_LEVEL_INFO, "disassociated");

	sta = ap_get_sta(hapd, addr);
	if (sta == NULL) {
		wpa_printf(MSG_DEBUG, "Disassociation notification for "
			   "unknown STA " MACSTR, MAC2STR(addr));
		return;
	}

	ap_sta_set_authorized(hapd, sta, 0);
	sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC);
	wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC);
	sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST;
	ieee802_1x_notify_port_enabled(sta->eapol_sm, 0);
	ap_free_sta(hapd, sta);
}


void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr)
{
	struct sta_info *sta = ap_get_sta(hapd, addr);

	if (!sta || !hapd->conf->disassoc_low_ack)
		return;

	hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
		       HOSTAPD_LEVEL_INFO, "disconnected due to excessive "
		       "missing ACKs");
	hostapd_drv_sta_disassoc(hapd, addr, WLAN_REASON_DISASSOC_LOW_ACK);
	if (sta)
		ap_sta_disassociate(hapd, sta, WLAN_REASON_DISASSOC_LOW_ACK);
}


void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
			     int offset)
{
#ifdef NEED_AP_MLME
	int channel;

	hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
		       HOSTAPD_LEVEL_INFO, "driver had channel switch: "
		       "freq=%d, ht=%d, offset=%d", freq, ht, offset);

	hapd->iface->freq = freq;

	channel = hostapd_hw_get_channel(hapd, freq);
	if (!channel) {
		hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
			       HOSTAPD_LEVEL_WARNING, "driver switched to "
			       "bad channel!");
		return;
	}

	hapd->iconf->channel = channel;
	hapd->iconf->ieee80211n = ht;
	hapd->iconf->secondary_channel = offset;
#endif /* NEED_AP_MLME */
}


int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
			 const u8 *bssid, const u8 *ie, size_t ie_len,
			 int ssi_signal)
{
	size_t i;
	int ret = 0;

	if (sa == NULL || ie == NULL)
		return -1;

	random_add_randomness(sa, ETH_ALEN);
	for (i = 0; hapd->probereq_cb && i < hapd->num_probereq_cb; i++) {
		if (hapd->probereq_cb[i].cb(hapd->probereq_cb[i].ctx,
					    sa, da, bssid, ie, ie_len,
					    ssi_signal) > 0) {
			ret = 1;
			break;
		}
	}
	return ret;
}


#ifdef HOSTAPD

#ifdef NEED_AP_MLME

#define HAPD_BROADCAST ((struct hostapd_data *) -1)

static struct hostapd_data * get_hapd_bssid(struct hostapd_iface *iface,
					    const u8 *bssid)
{
	size_t i;

	if (bssid == NULL)
		return NULL;
	if (bssid[0] == 0xff && bssid[1] == 0xff && bssid[2] == 0xff &&
	    bssid[3] == 0xff && bssid[4] == 0xff && bssid[5] == 0xff)
		return HAPD_BROADCAST;

	for (i = 0; i < iface->num_bss; i++) {
		if (os_memcmp(bssid, iface->bss[i]->own_addr, ETH_ALEN) == 0)
			return iface->bss[i];
	}

	return NULL;
}


static void hostapd_rx_from_unknown_sta(struct hostapd_data *hapd,
					const u8 *bssid, const u8 *addr,
					int wds)
{
	hapd = get_hapd_bssid(hapd->iface, bssid);
	if (hapd == NULL || hapd == HAPD_BROADCAST)
		return;

	ieee802_11_rx_from_unknown(hapd, addr, wds);
}


static void hostapd_mgmt_rx(struct hostapd_data *hapd, struct rx_mgmt *rx_mgmt)
{
	struct hostapd_iface *iface = hapd->iface;
	const struct ieee80211_hdr *hdr;
	const u8 *bssid;
	struct hostapd_frame_info fi;

	hdr = (const struct ieee80211_hdr *) rx_mgmt->frame;
	bssid = get_hdr_bssid(hdr, rx_mgmt->frame_len);
	if (bssid == NULL)
		return;

	hapd = get_hapd_bssid(iface, bssid);
	if (hapd == NULL) {
		u16 fc;
		fc = le_to_host16(hdr->frame_control);

		/*
		 * Drop frames to unknown BSSIDs except for Beacon frames which
		 * could be used to update neighbor information.
		 */
		if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
		    WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
			hapd = iface->bss[0];
		else
			return;
	}

	os_memset(&fi, 0, sizeof(fi));
	fi.datarate = rx_mgmt->datarate;
	fi.ssi_signal = rx_mgmt->ssi_signal;

	if (hapd == HAPD_BROADCAST) {
		size_t i;
		for (i = 0; i < iface->num_bss; i++)
			ieee802_11_mgmt(iface->bss[i], rx_mgmt->frame,
					rx_mgmt->frame_len, &fi);
	} else
		ieee802_11_mgmt(hapd, rx_mgmt->frame, rx_mgmt->frame_len, &fi);

	random_add_randomness(&fi, sizeof(fi));
}


static void hostapd_rx_action(struct hostapd_data *hapd,
			      struct rx_action *rx_action)
{
	struct rx_mgmt rx_mgmt;
	u8 *buf;
	struct ieee80211_hdr *hdr;

	wpa_printf(MSG_DEBUG, "EVENT_RX_ACTION DA=" MACSTR " SA=" MACSTR
		   " BSSID=" MACSTR " category=%u",
		   MAC2STR(rx_action->da), MAC2STR(rx_action->sa),
		   MAC2STR(rx_action->bssid), rx_action->category);
	wpa_hexdump(MSG_MSGDUMP, "Received action frame contents",
		    rx_action->data, rx_action->len);

	buf = os_zalloc(24 + 1 + rx_action->len);
	if (buf == NULL)
		return;
	hdr = (struct ieee80211_hdr *) buf;
	hdr->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
					  WLAN_FC_STYPE_ACTION);
	if (rx_action->category == WLAN_ACTION_SA_QUERY) {
		/*
		 * Assume frame was protected; it would have been dropped if
		 * not.
		 */
		hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
	}
	os_memcpy(hdr->addr1, rx_action->da, ETH_ALEN);
	os_memcpy(hdr->addr2, rx_action->sa, ETH_ALEN);
	os_memcpy(hdr->addr3, rx_action->bssid, ETH_ALEN);
	buf[24] = rx_action->category;
	os_memcpy(buf + 24 + 1, rx_action->data, rx_action->len);
	os_memset(&rx_mgmt, 0, sizeof(rx_mgmt));
	rx_mgmt.frame = buf;
	rx_mgmt.frame_len = 24 + 1 + rx_action->len;
	hostapd_mgmt_rx(hapd, &rx_mgmt);
	os_free(buf);
}


static void hostapd_mgmt_tx_cb(struct hostapd_data *hapd, const u8 *buf,
			       size_t len, u16 stype, int ok)
{
	struct ieee80211_hdr *hdr;
	hdr = (struct ieee80211_hdr *) buf;
	hapd = get_hapd_bssid(hapd->iface, get_hdr_bssid(hdr, len));
	if (hapd == NULL || hapd == HAPD_BROADCAST)
		return;
	ieee802_11_mgmt_cb(hapd, buf, len, stype, ok);
}

#endif /* NEED_AP_MLME */


static int hostapd_event_new_sta(struct hostapd_data *hapd, const u8 *addr)
{
	struct sta_info *sta = ap_get_sta(hapd, addr);
	if (sta)
		return 0;

	wpa_printf(MSG_DEBUG, "Data frame from unknown STA " MACSTR
		   " - adding a new STA", MAC2STR(addr));
	sta = ap_sta_add(hapd, addr);
	if (sta) {
		hostapd_new_assoc_sta(hapd, sta, 0);
	} else {
		wpa_printf(MSG_DEBUG, "Failed to add STA entry for " MACSTR,
			   MAC2STR(addr));
		return -1;
	}

	return 0;
}


static void hostapd_event_eapol_rx(struct hostapd_data *hapd, const u8 *src,
				   const u8 *data, size_t data_len)
{
	struct hostapd_iface *iface = hapd->iface;
	size_t j;

	for (j = 0; j < iface->num_bss; j++) {
		if (ap_get_sta(iface->bss[j], src)) {
			hapd = iface->bss[j];
			break;
		}
	}

	ieee802_1x_receive(hapd, src, data, data_len);
}


void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
			  union wpa_event_data *data)
{
	struct hostapd_data *hapd = ctx;
#ifndef CONFIG_NO_STDOUT_DEBUG
	int level = MSG_DEBUG;

	if (event == EVENT_RX_MGMT && data && data->rx_mgmt.frame &&
	    data->rx_mgmt.frame_len >= 24) {
		const struct ieee80211_hdr *hdr;
		u16 fc;
		hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame;
		fc = le_to_host16(hdr->frame_control);
		if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
		    WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
			level = MSG_EXCESSIVE;
	}

	wpa_dbg(hapd->msg_ctx, level, "Event %s (%d) received",
		event_to_string(event), event);
#endif /* CONFIG_NO_STDOUT_DEBUG */

	switch (event) {
	case EVENT_MICHAEL_MIC_FAILURE:
		michael_mic_failure(hapd, data->michael_mic_failure.src, 1);
		break;
	case EVENT_SCAN_RESULTS:
		if (hapd->iface->scan_cb)
			hapd->iface->scan_cb(hapd->iface);
		break;
#ifdef CONFIG_IEEE80211R
	case EVENT_FT_RRB_RX:
		wpa_ft_rrb_rx(hapd->wpa_auth, data->ft_rrb_rx.src,
			      data->ft_rrb_rx.data, data->ft_rrb_rx.data_len);
		break;
#endif /* CONFIG_IEEE80211R */
	case EVENT_WPS_BUTTON_PUSHED:
		hostapd_wps_button_pushed(hapd, NULL);
		break;
#ifdef NEED_AP_MLME
	case EVENT_TX_STATUS:
		switch (data->tx_status.type) {
		case WLAN_FC_TYPE_MGMT:
			hostapd_mgmt_tx_cb(hapd, data->tx_status.data,
					   data->tx_status.data_len,
					   data->tx_status.stype,
					   data->tx_status.ack);
			break;
		case WLAN_FC_TYPE_DATA:
			hostapd_tx_status(hapd, data->tx_status.dst,
					  data->tx_status.data,
					  data->tx_status.data_len,
					  data->tx_status.ack);
			break;
		}
		break;
	case EVENT_EAPOL_TX_STATUS:
		hostapd_eapol_tx_status(hapd, data->eapol_tx_status.dst,
					data->eapol_tx_status.data,
					data->eapol_tx_status.data_len,
					data->eapol_tx_status.ack);
		break;
	case EVENT_DRIVER_CLIENT_POLL_OK:
		hostapd_client_poll_ok(hapd, data->client_poll.addr);
		break;
	case EVENT_RX_FROM_UNKNOWN:
		hostapd_rx_from_unknown_sta(hapd, data->rx_from_unknown.bssid,
					    data->rx_from_unknown.addr,
					    data->rx_from_unknown.wds);
		break;
	case EVENT_RX_MGMT:
		hostapd_mgmt_rx(hapd, &data->rx_mgmt);
		break;
#endif /* NEED_AP_MLME */
	case EVENT_RX_PROBE_REQ:
		if (data->rx_probe_req.sa == NULL ||
		    data->rx_probe_req.ie == NULL)
			break;
		hostapd_probe_req_rx(hapd, data->rx_probe_req.sa,
				     data->rx_probe_req.da,
				     data->rx_probe_req.bssid,
				     data->rx_probe_req.ie,
				     data->rx_probe_req.ie_len,
				     data->rx_probe_req.ssi_signal);
		break;
	case EVENT_NEW_STA:
		hostapd_event_new_sta(hapd, data->new_sta.addr);
		break;
	case EVENT_EAPOL_RX:
		hostapd_event_eapol_rx(hapd, data->eapol_rx.src,
				       data->eapol_rx.data,
				       data->eapol_rx.data_len);
		break;
	case EVENT_ASSOC:
		hostapd_notif_assoc(hapd, data->assoc_info.addr,
				    data->assoc_info.req_ies,
				    data->assoc_info.req_ies_len,
				    data->assoc_info.reassoc);
		break;
	case EVENT_DISASSOC:
		if (data)
			hostapd_notif_disassoc(hapd, data->disassoc_info.addr);
		break;
	case EVENT_DEAUTH:
		if (data)
			hostapd_notif_disassoc(hapd, data->deauth_info.addr);
		break;
	case EVENT_STATION_LOW_ACK:
		if (!data)
			break;
		hostapd_event_sta_low_ack(hapd, data->low_ack.addr);
		break;
#ifdef NEED_AP_MLME
	case EVENT_RX_ACTION:
		if (data->rx_action.da == NULL || data->rx_action.sa == NULL ||
		    data->rx_action.bssid == NULL)
			break;
		hostapd_rx_action(hapd, &data->rx_action);
		break;
#endif /* NEED_AP_MLME */
	case EVENT_CH_SWITCH:
		if (!data)
			break;
		hostapd_event_ch_switch(hapd, data->ch_switch.freq,
					data->ch_switch.ht_enabled,
					data->ch_switch.ch_offset);
		break;
	default:
		wpa_printf(MSG_DEBUG, "Unknown event %d", event);
		break;
	}
}

#endif /* HOSTAPD */
Commit	Line	Data
b5b969e9 JM	1	/*
	2	* hostapd / Callback functions for driver wrappers
	3	* Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
	4	*
0f3d578e JM	5	* This software may be distributed under the terms of the BSD license.
0f3d578e JM	6	* See README for more details.
b5b969e9 JM	7	*/
b5b969e9 JM	8
6226e38d	9	#include "utils/includes.h"
b5b969e9	10
6226e38d	11	#include "utils/common.h"
b5b969e9	12	#include "radius/radius.h"
6e6e8c31	13	#include "drivers/driver.h"
81f4f619	14	#include "common/ieee802_11_defs.h"
c41a1095	15	#include "common/ieee802_11_common.h"
bbb921da	16	#include "crypto/random.h"
ef796391	17	#include "p2p/p2p.h"
54f489be	18	#include "wps/wps.h"
6226e38d JM	19	#include "hostapd.h"
	20	#include "ieee802_11.h"
	21	#include "sta_info.h"
	22	#include "accounting.h"
	23	#include "tkip_countermeasures.h"
6226e38d JM	24	#include "ieee802_1x.h"
6226e38d JM	25	#include "wpa_auth.h"
6226e38d	26	#include "wps_hostapd.h"
51e2a27a	27	#include "ap_drv_ops.h"
8b06c1ed	28	#include "ap_config.h"
1b487b8b	29	#include "hw_features.h"
b5b969e9 JM	30
b5b969e9 JM	31
b5b969e9	32	int hostapd_notif_assoc(struct hostapd_data hapd, const u8 addr,
2bb20281	33	const u8 *req_ies, size_t req_ies_len, int reassoc)
b5b969e9 JM	34	{
	35	struct sta_info *sta;
	36	int new_assoc, res;
c41a1095	37	struct ieee802_11_elems elems;
2bb20281 JM	38	const u8 *ie;
2bb20281 JM	39	size_t ielen;
08a74e6a	40	u16 reason = WLAN_REASON_UNSPECIFIED;
b5b969e9	41
68532a9c JM	42	if (addr == NULL) {
	43	/*
	44	* This could potentially happen with unexpected event from the
	45	* driver wrapper. This was seen at least in one case where the
	46	* driver ended up being set to station mode while hostapd was
	47	* running, so better make sure we stop processing such an
	48	* event here.
	49	*/
	50	wpa_printf(MSG_DEBUG, "hostapd_notif_assoc: Skip event with "
	51	"no address");
	52	return -1;
	53	}
bbb921da	54	random_add_randomness(addr, ETH_ALEN);
68532a9c	55
b5b969e9 JM	56	hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
	57	HOSTAPD_LEVEL_INFO, "associated");
	58
2bb20281	59	ieee802_11_parse_elems(req_ies, req_ies_len, &elems, 0);
c41a1095 JM	60	if (elems.wps_ie) {
	61	ie = elems.wps_ie - 2;
	62	ielen = elems.wps_ie_len + 2;
	63	wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)AssocReq");
	64	} else if (elems.rsn_ie) {
	65	ie = elems.rsn_ie - 2;
	66	ielen = elems.rsn_ie_len + 2;
	67	wpa_printf(MSG_DEBUG, "STA included RSN IE in (Re)AssocReq");
	68	} else if (elems.wpa_ie) {
	69	ie = elems.wpa_ie - 2;
	70	ielen = elems.wpa_ie_len + 2;
	71	wpa_printf(MSG_DEBUG, "STA included WPA IE in (Re)AssocReq");
	72	} else {
	73	ie = NULL;
	74	ielen = 0;
	75	wpa_printf(MSG_DEBUG, "STA did not include WPS/RSN/WPA IE in "
	76	"(Re)AssocReq");
	77	}
	78
b5b969e9 JM	79	sta = ap_get_sta(hapd, addr);
	80	if (sta) {
	81	accounting_sta_stop(hapd, sta);
c72bd6d4 JM	82
	83	/*
	84	* Make sure that the previously registered inactivity timer
	85	* will not remove the STA immediately.
	86	*/
	87	sta->timeout_next = STA_NULLFUNC;
b5b969e9 JM	88	} else {
b5b969e9 JM	89	sta = ap_sta_add(hapd, addr);
8bd0fc0e JM	90	if (sta == NULL) {
	91	hostapd_drv_sta_disassoc(hapd, addr,
	92	WLAN_REASON_DISASSOC_AP_BUSY);
b5b969e9	93	return -1;
8bd0fc0e	94	}
b5b969e9	95	}
17f6b900	96	sta->flags &= ~(WLAN_STA_WPS \| WLAN_STA_MAYBE_WPS \| WLAN_STA_WPS2);
b5b969e9	97
b305c684 JM	98	#ifdef CONFIG_P2P
	99	if (elems.p2p) {
	100	wpabuf_free(sta->p2p_ie);
2bb20281	101	sta->p2p_ie = ieee802_11_vendor_ie_concat(req_ies, req_ies_len,
b305c684 JM	102	P2P_IE_VENDOR_TYPE);
	103	}
	104	#endif /* CONFIG_P2P */
	105
b5b969e9 JM	106	if (hapd->conf->wpa) {
b5b969e9 JM	107	if (ie == NULL \|\| ielen == 0) {
633d4469	108	#ifdef CONFIG_WPS
b5b969e9 JM	109	if (hapd->conf->wps_state) {
	110	wpa_printf(MSG_DEBUG, "STA did not include "
	111	"WPA/RSN IE in (Re)Association "
	112	"Request - possible WPS use");
	113	sta->flags \|= WLAN_STA_MAYBE_WPS;
	114	goto skip_wpa_check;
	115	}
633d4469	116	#endif /* CONFIG_WPS */
b5b969e9 JM	117
	118	wpa_printf(MSG_DEBUG, "No WPA/RSN IE from STA");
	119	return -1;
	120	}
633d4469	121	#ifdef CONFIG_WPS
b5b969e9 JM	122	if (hapd->conf->wps_state && ie[0] == 0xdd && ie[1] >= 4 &&
b5b969e9 JM	123	os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) {
17f6b900	124	struct wpabuf *wps;
b5b969e9	125	sta->flags \|= WLAN_STA_WPS;
17f6b900 JM	126	wps = ieee802_11_vendor_ie_concat(ie, ielen,
	127	WPS_IE_VENDOR_TYPE);
	128	if (wps) {
	129	if (wps_is_20(wps)) {
	130	wpa_printf(MSG_DEBUG, "WPS: STA "
	131	"supports WPS 2.0");
	132	sta->flags \|= WLAN_STA_WPS2;
	133	}
	134	wpabuf_free(wps);
	135	}
b5b969e9 JM	136	goto skip_wpa_check;
b5b969e9 JM	137	}
633d4469	138	#endif /* CONFIG_WPS */
b5b969e9 JM	139
	140	if (sta->wpa_sm == NULL)
	141	sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth,
	142	sta->addr);
	143	if (sta->wpa_sm == NULL) {
	144	wpa_printf(MSG_ERROR, "Failed to initialize WPA state "
	145	"machine");
	146	return -1;
	147	}
	148	res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm,
	149	ie, ielen, NULL, 0);
	150	if (res != WPA_IE_OK) {
	151	wpa_printf(MSG_DEBUG, "WPA/RSN information element "
	152	"rejected? (res %u)", res);
	153	wpa_hexdump(MSG_DEBUG, "IE", ie, ielen);
355d36a7	154	if (res == WPA_INVALID_GROUP)
08a74e6a	155	reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID;
355d36a7	156	else if (res == WPA_INVALID_PAIRWISE)
08a74e6a	157	reason = WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID;
355d36a7	158	else if (res == WPA_INVALID_AKMP)
08a74e6a	159	reason = WLAN_REASON_AKMP_NOT_VALID;
355d36a7 AT	160	#ifdef CONFIG_IEEE80211W
355d36a7 AT	161	else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION)
08a74e6a	162	reason = WLAN_REASON_INVALID_IE;
355d36a7	163	else if (res == WPA_INVALID_MGMT_GROUP_CIPHER)
08a74e6a	164	reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID;
355d36a7 AT	165	#endif /* CONFIG_IEEE80211W */
355d36a7 AT	166	else
08a74e6a JM	167	reason = WLAN_REASON_INVALID_IE;
08a74e6a JM	168	goto fail;
b5b969e9	169	}
a9aca28b	170	} else if (hapd->conf->wps_state) {
633d4469	171	#ifdef CONFIG_WPS
17f6b900	172	struct wpabuf *wps;
2bb20281 JM	173	if (req_ies)
2bb20281 JM	174	wps = ieee802_11_vendor_ie_concat(req_ies, req_ies_len,
fa15d405 JM	175	WPS_IE_VENDOR_TYPE);
	176	else
	177	wps = NULL;
54f489be	178	#ifdef CONFIG_WPS_STRICT
fa15d405	179	if (wps && wps_validate_assoc_req(wps) < 0) {
08a74e6a	180	reason = WLAN_REASON_INVALID_IE;
fa15d405	181	wpabuf_free(wps);
08a74e6a	182	goto fail;
54f489be	183	}
54f489be	184	#endif /* CONFIG_WPS_STRICT */
fa15d405	185	if (wps) {
a9aca28b	186	sta->flags \|= WLAN_STA_WPS;
fa15d405	187	if (wps_is_20(wps)) {
17f6b900 JM	188	wpa_printf(MSG_DEBUG, "WPS: STA supports "
	189	"WPS 2.0");
	190	sta->flags \|= WLAN_STA_WPS2;
	191	}
a9aca28b JM	192	} else
a9aca28b JM	193	sta->flags \|= WLAN_STA_MAYBE_WPS;
17f6b900	194	wpabuf_free(wps);
633d4469	195	#endif /* CONFIG_WPS */
b5b969e9	196	}
633d4469	197	#ifdef CONFIG_WPS
b5b969e9	198	skip_wpa_check:
633d4469	199	#endif /* CONFIG_WPS */
b5b969e9 JM	200
	201	new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0;
	202	sta->flags \|= WLAN_STA_AUTH \| WLAN_STA_ASSOC;
	203	wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC);
	204
	205	hostapd_new_assoc_sta(hapd, sta, !new_assoc);
	206
	207	ieee802_1x_notify_port_enabled(sta->eapol_sm, 1);
	208
ef796391	209	#ifdef CONFIG_P2P
99c01af9 JM	210	if (req_ies) {
	211	p2p_group_notif_assoc(hapd->p2p_group, sta->addr,
	212	req_ies, req_ies_len);
	213	}
ef796391 JM	214	#endif /* CONFIG_P2P */
ef796391 JM	215
b5b969e9	216	return 0;
08a74e6a JM	217
	218	fail:
	219	hostapd_drv_sta_disassoc(hapd, sta->addr, reason);
	220	ap_free_sta(hapd, sta);
	221	return -1;
b5b969e9 JM	222	}
	223
	224
	225	void hostapd_notif_disassoc(struct hostapd_data hapd, const u8 addr)
	226	{
	227	struct sta_info *sta;
	228
83e843e8 JM	229	if (addr == NULL) {
	230	/*
	231	* This could potentially happen with unexpected event from the
	232	* driver wrapper. This was seen at least in one case where the
	233	* driver ended up reporting a station mode event while hostapd
	234	* was running, so better make sure we stop processing such an
	235	* event here.
	236	*/
	237	wpa_printf(MSG_DEBUG, "hostapd_notif_disassoc: Skip event "
	238	"with no address");
1f4c7b6b	239	return;
83e843e8 JM	240	}
83e843e8 JM	241
b5b969e9 JM	242	hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
	243	HOSTAPD_LEVEL_INFO, "disassociated");
	244
	245	sta = ap_get_sta(hapd, addr);
	246	if (sta == NULL) {
	247	wpa_printf(MSG_DEBUG, "Disassociation notification for "
	248	"unknown STA " MACSTR, MAC2STR(addr));
	249	return;
	250	}
	251
ae055af4	252	ap_sta_set_authorized(hapd, sta, 0);
b5b969e9 JM	253	sta->flags &= ~(WLAN_STA_AUTH \| WLAN_STA_ASSOC);
	254	wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC);
	255	sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST;
	256	ieee802_1x_notify_port_enabled(sta->eapol_sm, 0);
	257	ap_free_sta(hapd, sta);
	258	}
	259
	260
0d7e5a3a JB	261	void hostapd_event_sta_low_ack(struct hostapd_data hapd, const u8 addr)
	262	{
	263	struct sta_info *sta = ap_get_sta(hapd, addr);
	264
	265	if (!sta \|\| !hapd->conf->disassoc_low_ack)
	266	return;
	267
	268	hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
	269	HOSTAPD_LEVEL_INFO, "disconnected due to excessive "
	270	"missing ACKs");
	271	hostapd_drv_sta_disassoc(hapd, addr, WLAN_REASON_DISASSOC_LOW_ACK);
	272	if (sta)
	273	ap_sta_disassociate(hapd, sta, WLAN_REASON_DISASSOC_LOW_ACK);
	274	}
	275
	276
1b487b8b TP	277	void hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht,
	278	int offset)
	279	{
c7803a02	280	#ifdef NEED_AP_MLME
1b487b8b TP	281	int channel;
	282
	283	hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
	284	HOSTAPD_LEVEL_INFO, "driver had channel switch: "
	285	"freq=%d, ht=%d, offset=%d", freq, ht, offset);
	286
	287	hapd->iface->freq = freq;
	288
	289	channel = hostapd_hw_get_channel(hapd, freq);
	290	if (!channel) {
	291	hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
	292	HOSTAPD_LEVEL_WARNING, "driver switched to "
	293	"bad channel!");
	294	return;
	295	}
	296
	297	hapd->iconf->channel = channel;
	298	hapd->iconf->ieee80211n = ht;
	299	hapd->iconf->secondary_channel = offset;
c7803a02	300	#endif /* NEED_AP_MLME */
1b487b8b TP	301	}
	302
	303
04a85e44	304	int hostapd_probe_req_rx(struct hostapd_data hapd, const u8 sa, const u8 *da,
baf513d6 JB	305	const u8 bssid, const u8 ie, size_t ie_len,
baf513d6 JB	306	int ssi_signal)
e67b55fb JM	307	{
	308	size_t i;
	309	int ret = 0;
	310
b211f3eb JM	311	if (sa == NULL \|\| ie == NULL)
	312	return -1;
	313
	314	random_add_randomness(sa, ETH_ALEN);
e67b55fb JM	315	for (i = 0; hapd->probereq_cb && i < hapd->num_probereq_cb; i++) {
e67b55fb JM	316	if (hapd->probereq_cb[i].cb(hapd->probereq_cb[i].ctx,
baf513d6 JB	317	sa, da, bssid, ie, ie_len,
baf513d6 JB	318	ssi_signal) > 0) {
e67b55fb JM	319	ret = 1;
	320	break;
	321	}
	322	}
	323	return ret;
	324	}
	325
	326
f8b1f695 JM	327	#ifdef HOSTAPD
f8b1f695 JM	328
fe6bdb77	329	#ifdef NEED_AP_MLME
f8b1f695	330
f8b1f695 JM	331	#define HAPD_BROADCAST ((struct hostapd_data *) -1)
	332
	333	static struct hostapd_data * get_hapd_bssid(struct hostapd_iface *iface,
	334	const u8 *bssid)
	335	{
	336	size_t i;
	337
	338	if (bssid == NULL)
	339	return NULL;
	340	if (bssid[0] == 0xff && bssid[1] == 0xff && bssid[2] == 0xff &&
	341	bssid[3] == 0xff && bssid[4] == 0xff && bssid[5] == 0xff)
	342	return HAPD_BROADCAST;
	343
	344	for (i = 0; i < iface->num_bss; i++) {
	345	if (os_memcmp(bssid, iface->bss[i]->own_addr, ETH_ALEN) == 0)
	346	return iface->bss[i];
	347	}
	348
	349	return NULL;
	350	}
	351
	352
	353	static void hostapd_rx_from_unknown_sta(struct hostapd_data *hapd,
9b90955e JB	354	const u8 bssid, const u8 addr,
9b90955e JB	355	int wds)
f8b1f695	356	{
9b90955e	357	hapd = get_hapd_bssid(hapd->iface, bssid);
f8b1f695 JM	358	if (hapd == NULL \|\| hapd == HAPD_BROADCAST)
	359	return;
	360
9b90955e	361	ieee802_11_rx_from_unknown(hapd, addr, wds);
f8b1f695 JM	362	}
	363
	364
2a8b7416	365	static void hostapd_mgmt_rx(struct hostapd_data hapd, struct rx_mgmt rx_mgmt)
b5b969e9	366	{
4b9841d3	367	struct hostapd_iface *iface = hapd->iface;
b57e086c	368	const struct ieee80211_hdr *hdr;
4b9841d3	369	const u8 *bssid;
2a8b7416	370	struct hostapd_frame_info fi;
4b9841d3	371
2a8b7416 JM	372	hdr = (const struct ieee80211_hdr *) rx_mgmt->frame;
2a8b7416 JM	373	bssid = get_hdr_bssid(hdr, rx_mgmt->frame_len);
4b9841d3 JM	374	if (bssid == NULL)
	375	return;
	376
	377	hapd = get_hapd_bssid(iface, bssid);
	378	if (hapd == NULL) {
	379	u16 fc;
	380	fc = le_to_host16(hdr->frame_control);
	381
	382	/*
	383	* Drop frames to unknown BSSIDs except for Beacon frames which
	384	* could be used to update neighbor information.
	385	*/
	386	if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
	387	WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
	388	hapd = iface->bss[0];
	389	else
	390	return;
	391	}
	392
2a8b7416 JM	393	os_memset(&fi, 0, sizeof(fi));
	394	fi.datarate = rx_mgmt->datarate;
	395	fi.ssi_signal = rx_mgmt->ssi_signal;
	396
4b9841d3 JM	397	if (hapd == HAPD_BROADCAST) {
	398	size_t i;
	399	for (i = 0; i < iface->num_bss; i++)
2a8b7416 JM	400	ieee802_11_mgmt(iface->bss[i], rx_mgmt->frame,
2a8b7416 JM	401	rx_mgmt->frame_len, &fi);
4b9841d3	402	} else
2a8b7416	403	ieee802_11_mgmt(hapd, rx_mgmt->frame, rx_mgmt->frame_len, &fi);
bbb921da JM	404
bbb921da JM	405	random_add_randomness(&fi, sizeof(fi));
b5b969e9 JM	406	}
	407
	408
9e2704c3 JM	409	static void hostapd_rx_action(struct hostapd_data *hapd,
	410	struct rx_action *rx_action)
	411	{
	412	struct rx_mgmt rx_mgmt;
	413	u8 *buf;
	414	struct ieee80211_hdr *hdr;
	415
	416	wpa_printf(MSG_DEBUG, "EVENT_RX_ACTION DA=" MACSTR " SA=" MACSTR
	417	" BSSID=" MACSTR " category=%u",
	418	MAC2STR(rx_action->da), MAC2STR(rx_action->sa),
	419	MAC2STR(rx_action->bssid), rx_action->category);
	420	wpa_hexdump(MSG_MSGDUMP, "Received action frame contents",
	421	rx_action->data, rx_action->len);
	422
	423	buf = os_zalloc(24 + 1 + rx_action->len);
	424	if (buf == NULL)
	425	return;
	426	hdr = (struct ieee80211_hdr *) buf;
	427	hdr->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
	428	WLAN_FC_STYPE_ACTION);
	429	if (rx_action->category == WLAN_ACTION_SA_QUERY) {
	430	/*
	431	* Assume frame was protected; it would have been dropped if
	432	* not.
	433	*/
	434	hdr->frame_control \|= host_to_le16(WLAN_FC_ISWEP);
	435	}
	436	os_memcpy(hdr->addr1, rx_action->da, ETH_ALEN);
	437	os_memcpy(hdr->addr2, rx_action->sa, ETH_ALEN);
	438	os_memcpy(hdr->addr3, rx_action->bssid, ETH_ALEN);
	439	buf[24] = rx_action->category;
	440	os_memcpy(buf + 24 + 1, rx_action->data, rx_action->len);
	441	os_memset(&rx_mgmt, 0, sizeof(rx_mgmt));
	442	rx_mgmt.frame = buf;
	443	rx_mgmt.frame_len = 24 + 1 + rx_action->len;
	444	hostapd_mgmt_rx(hapd, &rx_mgmt);
	445	os_free(buf);
	446	}
	447
	448
f8b1f695 JM	449	static void hostapd_mgmt_tx_cb(struct hostapd_data hapd, const u8 buf,
f8b1f695 JM	450	size_t len, u16 stype, int ok)
b5b969e9	451	{
4b9841d3 JM	452	struct ieee80211_hdr *hdr;
	453	hdr = (struct ieee80211_hdr *) buf;
	454	hapd = get_hapd_bssid(hapd->iface, get_hdr_bssid(hdr, len));
	455	if (hapd == NULL \|\| hapd == HAPD_BROADCAST)
	456	return;
b5b969e9 JM	457	ieee802_11_mgmt_cb(hapd, buf, len, stype, ok);
b5b969e9 JM	458	}
f82ef4d8	459
f8b1f695	460	#endif /* NEED_AP_MLME */
ad1e68e6 JM	461
ad1e68e6 JM	462
a8e0505b JM	463	static int hostapd_event_new_sta(struct hostapd_data hapd, const u8 addr)
	464	{
	465	struct sta_info *sta = ap_get_sta(hapd, addr);
	466	if (sta)
	467	return 0;
	468
	469	wpa_printf(MSG_DEBUG, "Data frame from unknown STA " MACSTR
	470	" - adding a new STA", MAC2STR(addr));
	471	sta = ap_sta_add(hapd, addr);
	472	if (sta) {
	473	hostapd_new_assoc_sta(hapd, sta, 0);
	474	} else {
	475	wpa_printf(MSG_DEBUG, "Failed to add STA entry for " MACSTR,
	476	MAC2STR(addr));
	477	return -1;
	478	}
	479
	480	return 0;
	481	}
	482
	483
	484	static void hostapd_event_eapol_rx(struct hostapd_data hapd, const u8 src,
	485	const u8 *data, size_t data_len)
	486	{
	487	struct hostapd_iface *iface = hapd->iface;
	488	size_t j;
	489
	490	for (j = 0; j < iface->num_bss; j++) {
	491	if (ap_get_sta(iface->bss[j], src)) {
	492	hapd = iface->bss[j];
	493	break;
	494	}
	495	}
	496
	497	ieee802_1x_receive(hapd, src, data, data_len);
	498	}
	499
	500
9646a8ab	501	void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
ad1e68e6 JM	502	union wpa_event_data *data)
	503	{
	504	struct hostapd_data *hapd = ctx;
74781dfc JM	505	#ifndef CONFIG_NO_STDOUT_DEBUG
74781dfc JM	506	int level = MSG_DEBUG;
ad1e68e6	507
74781dfc JM	508	if (event == EVENT_RX_MGMT && data && data->rx_mgmt.frame &&
	509	data->rx_mgmt.frame_len >= 24) {
	510	const struct ieee80211_hdr *hdr;
	511	u16 fc;
	512	hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame;
	513	fc = le_to_host16(hdr->frame_control);
	514	if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
	515	WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON)
	516	level = MSG_EXCESSIVE;
	517	}
	518
	519	wpa_dbg(hapd->msg_ctx, level, "Event %s (%d) received",
e26cd1a1	520	event_to_string(event), event);
74781dfc	521	#endif /* CONFIG_NO_STDOUT_DEBUG */
e26cd1a1	522
ad1e68e6 JM	523	switch (event) {
	524	case EVENT_MICHAEL_MIC_FAILURE:
	525	michael_mic_failure(hapd, data->michael_mic_failure.src, 1);
	526	break;
	527	case EVENT_SCAN_RESULTS:
	528	if (hapd->iface->scan_cb)
	529	hapd->iface->scan_cb(hapd->iface);
	530	break;
08fd8c15	531	#ifdef CONFIG_IEEE80211R
f2dab64e	532	case EVENT_FT_RRB_RX:
08fd8c15 JM	533	wpa_ft_rrb_rx(hapd->wpa_auth, data->ft_rrb_rx.src,
	534	data->ft_rrb_rx.data, data->ft_rrb_rx.data_len);
	535	break;
	536	#endif /* CONFIG_IEEE80211R */
fcf0f87d	537	case EVENT_WPS_BUTTON_PUSHED:
d601247c	538	hostapd_wps_button_pushed(hapd, NULL);
fcf0f87d	539	break;
f8b1f695 JM	540	#ifdef NEED_AP_MLME
	541	case EVENT_TX_STATUS:
	542	switch (data->tx_status.type) {
	543	case WLAN_FC_TYPE_MGMT:
	544	hostapd_mgmt_tx_cb(hapd, data->tx_status.data,
	545	data->tx_status.data_len,
	546	data->tx_status.stype,
	547	data->tx_status.ack);
	548	break;
	549	case WLAN_FC_TYPE_DATA:
	550	hostapd_tx_status(hapd, data->tx_status.dst,
	551	data->tx_status.data,
	552	data->tx_status.data_len,
	553	data->tx_status.ack);
	554	break;
	555	}
	556	break;
dd840f79 JB	557	case EVENT_EAPOL_TX_STATUS:
	558	hostapd_eapol_tx_status(hapd, data->eapol_tx_status.dst,
	559	data->eapol_tx_status.data,
	560	data->eapol_tx_status.data_len,
	561	data->eapol_tx_status.ack);
	562	break;
bcf24348 JB	563	case EVENT_DRIVER_CLIENT_POLL_OK:
	564	hostapd_client_poll_ok(hapd, data->client_poll.addr);
	565	break;
f8b1f695	566	case EVENT_RX_FROM_UNKNOWN:
9b90955e JB	567	hostapd_rx_from_unknown_sta(hapd, data->rx_from_unknown.bssid,
	568	data->rx_from_unknown.addr,
	569	data->rx_from_unknown.wds);
f8b1f695 JM	570	break;
f8b1f695 JM	571	case EVENT_RX_MGMT:
2a8b7416	572	hostapd_mgmt_rx(hapd, &data->rx_mgmt);
f8b1f695 JM	573	break;
f8b1f695 JM	574	#endif /* NEED_AP_MLME */
a0e0d3bb	575	case EVENT_RX_PROBE_REQ:
b211f3eb JM	576	if (data->rx_probe_req.sa == NULL \|\|
	577	data->rx_probe_req.ie == NULL)
	578	break;
a0e0d3bb	579	hostapd_probe_req_rx(hapd, data->rx_probe_req.sa,
04a85e44 JM	580	data->rx_probe_req.da,
04a85e44 JM	581	data->rx_probe_req.bssid,
a0e0d3bb	582	data->rx_probe_req.ie,
baf513d6 JB	583	data->rx_probe_req.ie_len,
baf513d6 JB	584	data->rx_probe_req.ssi_signal);
a0e0d3bb	585	break;
a70a5d6d	586	case EVENT_NEW_STA:
a8e0505b JM	587	hostapd_event_new_sta(hapd, data->new_sta.addr);
	588	break;
	589	case EVENT_EAPOL_RX:
	590	hostapd_event_eapol_rx(hapd, data->eapol_rx.src,
	591	data->eapol_rx.data,
	592	data->eapol_rx.data_len);
	593	break;
1d041bec JM	594	case EVENT_ASSOC:
	595	hostapd_notif_assoc(hapd, data->assoc_info.addr,
	596	data->assoc_info.req_ies,
39b08b5f SP	597	data->assoc_info.req_ies_len,
39b08b5f SP	598	data->assoc_info.reassoc);
1d041bec JM	599	break;
	600	case EVENT_DISASSOC:
	601	if (data)
	602	hostapd_notif_disassoc(hapd, data->disassoc_info.addr);
	603	break;
	604	case EVENT_DEAUTH:
	605	if (data)
	606	hostapd_notif_disassoc(hapd, data->deauth_info.addr);
	607	break;
0d7e5a3a JB	608	case EVENT_STATION_LOW_ACK:
	609	if (!data)
	610	break;
	611	hostapd_event_sta_low_ack(hapd, data->low_ack.addr);
	612	break;
7cc7307d	613	#ifdef NEED_AP_MLME
9e2704c3 JM	614	case EVENT_RX_ACTION:
	615	if (data->rx_action.da == NULL \|\| data->rx_action.sa == NULL \|\|
	616	data->rx_action.bssid == NULL)
	617	break;
	618	hostapd_rx_action(hapd, &data->rx_action);
	619	break;
7cc7307d	620	#endif /* NEED_AP_MLME */
1b487b8b TP	621	case EVENT_CH_SWITCH:
	622	if (!data)
	623	break;
	624	hostapd_event_ch_switch(hapd, data->ch_switch.freq,
	625	data->ch_switch.ht_enabled,
	626	data->ch_switch.ch_offset);
	627	break;
ad1e68e6 JM	628	default:
	629	wpa_printf(MSG_DEBUG, "Unknown event %d", event);
	630	break;
	631	}
	632	}
f8b1f695 JM	633
f8b1f695 JM	634	#endif /* HOSTAPD */