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->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;
if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_REQ)
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;
#endif /* NEED_AP_MLME */
case EVENT_RX_MGMT:
if (!data->rx_mgmt.frame)
break;
#ifdef NEED_AP_MLME
if (hostapd_mgmt_rx(hapd, &data->rx_mgmt) > 0)
break;
#endif /* NEED_AP_MLME */
hostapd_action_rx(hapd, &data->rx_mgmt);
break;
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:
if (!data)
return;
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;
case EVENT_AUTH:
hostapd_notif_auth(hapd, &data->auth);
break;
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,
data->ch_switch.ch_width,
data->ch_switch.cf1,
data->ch_switch.cf2);
break;
case EVENT_CONNECT_FAILED_REASON:
if (!data)
break;
hostapd_event_connect_failed_reason(
hapd, data->connect_failed_reason.addr,
data->connect_failed_reason.code);
break;
case EVENT_SURVEY:
hostapd_event_get_survey(hapd, &data->survey_results);
break;
#ifdef NEED_AP_MLME
case EVENT_INTERFACE_UNAVAILABLE:
hostapd_event_iface_unavailable(hapd);
break;
case EVENT_DFS_RADAR_DETECTED:
if (!data)
break;
hostapd_event_dfs_radar_detected(hapd, &data->dfs_event);
break;
case EVENT_DFS_CAC_FINISHED:
if (!data)
break;
hostapd_event_dfs_cac_finished(hapd, &data->dfs_event);
break;
case EVENT_DFS_CAC_ABORTED:
if (!data)
break;
hostapd_event_dfs_cac_aborted(hapd, &data->dfs_event);
break;
case EVENT_DFS_NOP_FINISHED:
if (!data)
break;
hostapd_event_dfs_nop_finished(hapd, &data->dfs_event);
break;
case EVENT_CHANNEL_LIST_CHANGED:
/* channel list changed (regulatory?), update channel list */
/* TODO: check this. hostapd_get_hw_features() initializes
* too much stuff. */
/* hostapd_get_hw_features(hapd->iface); */
hostapd_channel_list_updated(
hapd->iface, data->channel_list_changed.initiator);
break;
#endif /* NEED_AP_MLME */
default:
wpa_printf(MSG_DEBUG, "Unknown event %d", event);
break;
}
}
void wpa_supplicant_event(void *ctx, enum wpa_event_type event,
union wpa_event_data *data)
{
struct hostapd_data *hapd = ctx;
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_RX_FROM_UNKNOWN:
hostapd_rx_from_unknown_sta(hapd, data->rx_from_unknown.frame,
data->rx_from_unknown.len);
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.ie,
data->rx_probe_req.ie_len);
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;
case EVENT_AUTH:
hostapd_notif_auth(hapd, &data->auth);
break;
case EVENT_RX_ACTION:
hostapd_action_rx(hapd, &data->rx_action);
break;
default:
wpa_printf(MSG_DEBUG, "Unknown event %d", event);
break;
}
}
static void wpa_supplicant_event_assoc(struct wpa_supplicant *wpa_s,
union wpa_event_data *data)
{
u8 bssid[ETH_ALEN];
int ft_completed;
int bssid_changed;
struct wpa_driver_capa capa;
#ifdef CONFIG_AP
if (wpa_s->ap_iface) {
hostapd_notif_assoc(wpa_s->ap_iface->bss[0],
data->assoc_info.addr,
data->assoc_info.req_ies,
data->assoc_info.req_ies_len);
return;
}
#endif /* CONFIG_AP */
ft_completed = wpa_ft_is_completed(wpa_s->wpa);
if (data && wpa_supplicant_event_associnfo(wpa_s, data) < 0)
return;
wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
if (wpa_drv_get_bssid(wpa_s, bssid) >= 0 &&
os_memcmp(bssid, wpa_s->bssid, ETH_ALEN) != 0) {
wpa_msg(wpa_s, MSG_DEBUG, "Associated to a new BSS: BSSID="
MACSTR, MAC2STR(bssid));
bssid_changed = os_memcmp(wpa_s->bssid, bssid, ETH_ALEN);
os_memcpy(wpa_s->bssid, bssid, ETH_ALEN);
os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
if (bssid_changed)
wpas_notify_bssid_changed(wpa_s);
if (wpa_supplicant_dynamic_keys(wpa_s) && !ft_completed) {
wpa_clear_keys(wpa_s, bssid);
}
if (wpa_supplicant_select_config(wpa_s) < 0) {
wpa_supplicant_disassociate(
wpa_s, WLAN_REASON_DEAUTH_LEAVING);
return;
}
if (wpa_s->current_ssid) {
struct wpa_bss *bss = NULL;
struct wpa_ssid *ssid = wpa_s->current_ssid;
if (ssid->ssid_len > 0)
bss = wpa_bss_get(wpa_s, bssid,
ssid->ssid, ssid->ssid_len);
if (!bss)
bss = wpa_bss_get_bssid(wpa_s, bssid);
if (bss)
wpa_s->current_bss = bss;
}
}
#ifdef CONFIG_SME
os_memcpy(wpa_s->sme.prev_bssid, bssid, ETH_ALEN);
wpa_s->sme.prev_bssid_set = 1;
#endif /* CONFIG_SME */
wpa_msg(wpa_s, MSG_INFO, "Associated with " MACSTR, MAC2STR(bssid));
if (wpa_s->current_ssid) {
/* When using scanning (ap_scan=1), SIM PC/SC interface can be
* initialized before association, but for other modes,
* initialize PC/SC here, if the current configuration needs
* smartcard or SIM/USIM. */
wpa_supplicant_scard_init(wpa_s, wpa_s->current_ssid);
}
wpa_sm_notify_assoc(wpa_s->wpa, bssid);
if (wpa_s->l2)
l2_packet_notify_auth_start(wpa_s->l2);
/*
* Set portEnabled first to FALSE in order to get EAP state machine out
* of the SUCCESS state and eapSuccess cleared. Without this, EAPOL PAE
* state machine may transit to AUTHENTICATING state based on obsolete
* eapSuccess and then trigger BE_AUTH to SUCCESS and PAE to
* AUTHENTICATED without ever giving chance to EAP state machine to
* reset the state.
*/
if (!ft_completed) {
eapol_sm_notify_portEnabled(wpa_s->eapol, FALSE);
eapol_sm_notify_portValid(wpa_s->eapol, FALSE);
}
if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) || ft_completed)
eapol_sm_notify_eap_success(wpa_s->eapol, FALSE);
/* 802.1X::portControl = Auto */
eapol_sm_notify_portEnabled(wpa_s->eapol, TRUE);
wpa_s->eapol_received = 0;
if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
wpa_s->key_mgmt == WPA_KEY_MGMT_WPA_NONE ||
(wpa_s->current_ssid &&
wpa_s->current_ssid->mode == IEEE80211_MODE_IBSS)) {
wpa_supplicant_cancel_auth_timeout(wpa_s);
wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
} else if (!ft_completed) {
/* Timeout for receiving the first EAPOL packet */
wpa_supplicant_req_auth_timeout(wpa_s, 10, 0);
}
wpa_supplicant_cancel_scan(wpa_s);
if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE) &&
wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt)) {
/*
* We are done; the driver will take care of RSN 4-way
* handshake.
*/
wpa_supplicant_cancel_auth_timeout(wpa_s);
wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
eapol_sm_notify_portValid(wpa_s->eapol, TRUE);
eapol_sm_notify_eap_success(wpa_s->eapol, TRUE);
}
if (wpa_s->pending_eapol_rx) {
struct os_time now, age;
os_get_time(&now);
os_time_sub(&now, &wpa_s->pending_eapol_rx_time, &age);
if (age.sec == 0 && age.usec < 100000 &&
os_memcmp(wpa_s->pending_eapol_rx_src, bssid, ETH_ALEN) ==
0) {
wpa_printf(MSG_DEBUG, "Process pending EAPOL frame "
"that was received just before association "
"notification");
wpa_supplicant_rx_eapol(
wpa_s, wpa_s->pending_eapol_rx_src,
wpabuf_head(wpa_s->pending_eapol_rx),
wpabuf_len(wpa_s->pending_eapol_rx));
}
wpabuf_free(wpa_s->pending_eapol_rx);
wpa_s->pending_eapol_rx = NULL;
}
if ((wpa_s->key_mgmt == WPA_KEY_MGMT_NONE ||
wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) &&
wpa_s->current_ssid && wpa_drv_get_capa(wpa_s, &capa) == 0 &&
capa.flags & WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE) {
/* Set static WEP keys again */
wpa_set_wep_keys(wpa_s, wpa_s->current_ssid);
}
}
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;
case EVENT_REQ_CH_SW:
if (!data)
break;
ieee802_11_start_channel_switch(hapd, data->ch_switch.freq,
FALSE);
break;
default:
wpa_printf(MSG_DEBUG, "Unknown event %d", event);
break;
}
}