/**
* ap_handle_timer - Per STA timer handler
* @eloop_ctx: struct hostapd_data *
* @timeout_ctx: struct sta_info *
*
* This function is called to check station activity and to remove inactive
* stations.
*/
void ap_handle_timer(void *eloop_ctx, void *timeout_ctx)
{
struct hostapd_data *hapd = eloop_ctx;
struct sta_info *sta = timeout_ctx;
unsigned long next_time = 0;
int reason;
wpa_printf(MSG_DEBUG, "%s: %s: " MACSTR " flags=0x%x timeout_next=%d",
hapd->conf->iface, __func__, MAC2STR(sta->addr), sta->flags,
sta->timeout_next);
if (sta->timeout_next == STA_REMOVE) {
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
HOSTAPD_LEVEL_INFO, "deauthenticated due to "
"local deauth request");
ap_free_sta(hapd, sta);
return;
}
if ((sta->flags & WLAN_STA_ASSOC) &&
(sta->timeout_next == STA_NULLFUNC ||
sta->timeout_next == STA_DISASSOC)) {
int inactive_sec;
/*
* Add random value to timeout so that we don't end up bouncing
* all stations at the same time if we have lots of associated
* stations that are idle (but keep re-associating).
*/
int fuzz = os_random() % 20;
inactive_sec = hostapd_drv_get_inact_sec(hapd, sta->addr);
if (inactive_sec == -1) {
wpa_msg(hapd->msg_ctx, MSG_DEBUG,
"Check inactivity: Could not "
"get station info from kernel driver for "
MACSTR, MAC2STR(sta->addr));
/*
* The driver may not support this functionality.
* Anyway, try again after the next inactivity timeout,
* but do not disconnect the station now.
*/
next_time = hapd->conf->ap_max_inactivity + fuzz;
} else if (inactive_sec == -ENOENT) {
wpa_msg(hapd->msg_ctx, MSG_DEBUG,
"Station " MACSTR " has lost its driver entry",
MAC2STR(sta->addr));
/* Avoid sending client probe on removed client */
sta->timeout_next = STA_DISASSOC;
goto skip_poll;
} else if (inactive_sec < hapd->conf->ap_max_inactivity) {
/* station activity detected; reset timeout state */
wpa_msg(hapd->msg_ctx, MSG_DEBUG,
"Station " MACSTR " has been active %is ago",
MAC2STR(sta->addr), inactive_sec);
sta->timeout_next = STA_NULLFUNC;
next_time = hapd->conf->ap_max_inactivity + fuzz -
inactive_sec;
} else {
wpa_msg(hapd->msg_ctx, MSG_DEBUG,
"Station " MACSTR " has been "
"inactive too long: %d sec, max allowed: %d",
MAC2STR(sta->addr), inactive_sec,
hapd->conf->ap_max_inactivity);
if (hapd->conf->skip_inactivity_poll)
sta->timeout_next = STA_DISASSOC;
}
}
if ((sta->flags & WLAN_STA_ASSOC) &&
sta->timeout_next == STA_DISASSOC &&
!(sta->flags & WLAN_STA_PENDING_POLL) &&
!hapd->conf->skip_inactivity_poll) {
wpa_msg(hapd->msg_ctx, MSG_DEBUG, "Station " MACSTR
" has ACKed data poll", MAC2STR(sta->addr));
/* data nullfunc frame poll did not produce TX errors; assume
* station ACKed it */
sta->timeout_next = STA_NULLFUNC;
next_time = hapd->conf->ap_max_inactivity;
}
skip_poll:
if (next_time) {
wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout "
"for " MACSTR " (%lu seconds)",
__func__, MAC2STR(sta->addr), next_time);
eloop_register_timeout(next_time, 0, ap_handle_timer, hapd,
sta);
return;
}
if (sta->timeout_next == STA_NULLFUNC &&
(sta->flags & WLAN_STA_ASSOC)) {
wpa_printf(MSG_DEBUG, " Polling STA");
sta->flags |= WLAN_STA_PENDING_POLL;
hostapd_drv_poll_client(hapd, hapd->own_addr, sta->addr,
sta->flags & WLAN_STA_WMM);
} else if (sta->timeout_next != STA_REMOVE) {
int deauth = sta->timeout_next == STA_DEAUTH;
wpa_dbg(hapd->msg_ctx, MSG_DEBUG,
"Timeout, sending %s info to STA " MACSTR,
deauth ? "deauthentication" : "disassociation",
MAC2STR(sta->addr));
if (deauth) {
hostapd_drv_sta_deauth(
hapd, sta->addr,
WLAN_REASON_PREV_AUTH_NOT_VALID);
} else {
reason = (sta->timeout_next == STA_DISASSOC) ?
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY :
WLAN_REASON_PREV_AUTH_NOT_VALID;
hostapd_drv_sta_disassoc(hapd, sta->addr, reason);
}
}
switch (sta->timeout_next) {
case STA_NULLFUNC:
sta->timeout_next = STA_DISASSOC;
wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout "
"for " MACSTR " (%d seconds - AP_DISASSOC_DELAY)",
__func__, MAC2STR(sta->addr), AP_DISASSOC_DELAY);
eloop_register_timeout(AP_DISASSOC_DELAY, 0, ap_handle_timer,
hapd, sta);
break;
case STA_DISASSOC:
case STA_DISASSOC_FROM_CLI:
ap_sta_set_authorized(hapd, sta, 0);
sta->flags &= ~WLAN_STA_ASSOC;
ieee802_1x_notify_port_enabled(sta->eapol_sm, 0);
if (!sta->acct_terminate_cause)
sta->acct_terminate_cause =
RADIUS_ACCT_TERMINATE_CAUSE_IDLE_TIMEOUT;
accounting_sta_stop(hapd, sta);
ieee802_1x_free_station(hapd, sta);
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
HOSTAPD_LEVEL_INFO, "disassociated due to "
"inactivity");
reason = (sta->timeout_next == STA_DISASSOC) ?
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY :
WLAN_REASON_PREV_AUTH_NOT_VALID;
sta->timeout_next = STA_DEAUTH;
wpa_printf(MSG_DEBUG, "%s: register ap_handle_timer timeout "
"for " MACSTR " (%d seconds - AP_DEAUTH_DELAY)",
__func__, MAC2STR(sta->addr), AP_DEAUTH_DELAY);
eloop_register_timeout(AP_DEAUTH_DELAY, 0, ap_handle_timer,
hapd, sta);
mlme_disassociate_indication(hapd, sta, reason);
break;
case STA_DEAUTH:
case STA_REMOVE:
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE80211,
HOSTAPD_LEVEL_INFO, "deauthenticated due to "
"inactivity (timer DEAUTH/REMOVE)");
if (!sta->acct_terminate_cause)
sta->acct_terminate_cause =
RADIUS_ACCT_TERMINATE_CAUSE_IDLE_TIMEOUT;
mlme_deauthenticate_indication(
hapd, sta,
WLAN_REASON_PREV_AUTH_NOT_VALID);
ap_free_sta(hapd, sta);
break;
}
}
void sme_authenticate(struct wpa_supplicant *wpa_s,
struct wpa_bss *bss, struct wpa_ssid *ssid)
{
struct wpa_driver_auth_params params;
struct wpa_ssid *old_ssid;
#ifdef CONFIG_IEEE80211R
const u8 *ie;
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_IEEE80211R
const u8 *md = NULL;
#endif /* CONFIG_IEEE80211R */
int i, bssid_changed;
if (bss == NULL) {
wpa_msg(wpa_s, MSG_ERROR, "SME: No scan result available for "
"the network");
return;
}
wpa_s->current_bss = bss;
os_memset(¶ms, 0, sizeof(params));
wpa_s->reassociate = 0;
params.freq = bss->freq;
params.bssid = bss->bssid;
params.ssid = bss->ssid;
params.ssid_len = bss->ssid_len;
params.p2p = ssid->p2p_group;
if (wpa_s->sme.ssid_len != params.ssid_len ||
os_memcmp(wpa_s->sme.ssid, params.ssid, params.ssid_len) != 0)
wpa_s->sme.prev_bssid_set = 0;
wpa_s->sme.freq = params.freq;
os_memcpy(wpa_s->sme.ssid, params.ssid, params.ssid_len);
wpa_s->sme.ssid_len = params.ssid_len;
params.auth_alg = WPA_AUTH_ALG_OPEN;
#ifdef IEEE8021X_EAPOL
if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
if (ssid->leap) {
if (ssid->non_leap == 0)
params.auth_alg = WPA_AUTH_ALG_LEAP;
else
params.auth_alg |= WPA_AUTH_ALG_LEAP;
}
}
#endif /* IEEE8021X_EAPOL */
wpa_dbg(wpa_s, MSG_DEBUG, "Automatic auth_alg selection: 0x%x",
params.auth_alg);
if (ssid->auth_alg) {
params.auth_alg = ssid->auth_alg;
wpa_dbg(wpa_s, MSG_DEBUG, "Overriding auth_alg selection: "
"0x%x", params.auth_alg);
}
for (i = 0; i < NUM_WEP_KEYS; i++) {
if (ssid->wep_key_len[i])
params.wep_key[i] = ssid->wep_key[i];
params.wep_key_len[i] = ssid->wep_key_len[i];
}
params.wep_tx_keyidx = ssid->wep_tx_keyidx;
bssid_changed = !is_zero_ether_addr(wpa_s->bssid);
os_memset(wpa_s->bssid, 0, ETH_ALEN);
os_memcpy(wpa_s->pending_bssid, bss->bssid, ETH_ALEN);
if (bssid_changed)
wpas_notify_bssid_changed(wpa_s);
if ((wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE) ||
wpa_bss_get_ie(bss, WLAN_EID_RSN)) &&
(ssid->key_mgmt & (WPA_KEY_MGMT_IEEE8021X | WPA_KEY_MGMT_PSK |
WPA_KEY_MGMT_FT_IEEE8021X |
WPA_KEY_MGMT_FT_PSK |
WPA_KEY_MGMT_IEEE8021X_SHA256 |
WPA_KEY_MGMT_PSK_SHA256))) {
int try_opportunistic;
try_opportunistic = ssid->proactive_key_caching &&
(ssid->proto & WPA_PROTO_RSN);
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);
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,
&wpa_s->sme.assoc_req_ie_len)) {
wpa_msg(wpa_s, MSG_WARNING, "SME: Failed to set WPA "
"key management and encryption suites");
return;
}
} else if (ssid->key_mgmt &
(WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_IEEE8021X |
WPA_KEY_MGMT_WPA_NONE | WPA_KEY_MGMT_FT_PSK |
WPA_KEY_MGMT_FT_IEEE8021X | WPA_KEY_MGMT_PSK_SHA256 |
WPA_KEY_MGMT_IEEE8021X_SHA256)) {
wpa_s->sme.assoc_req_ie_len = sizeof(wpa_s->sme.assoc_req_ie);
if (wpa_supplicant_set_suites(wpa_s, NULL, ssid,
wpa_s->sme.assoc_req_ie,
&wpa_s->sme.assoc_req_ie_len)) {
wpa_msg(wpa_s, MSG_WARNING, "SME: Failed to set WPA "
"key management and encryption suites (no "
"scan results)");
return;
}
#ifdef CONFIG_WPS
} else if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) {
struct wpabuf *wps_ie;
wps_ie = wps_build_assoc_req_ie(wpas_wps_get_req_type(ssid));
if (wps_ie && wpabuf_len(wps_ie) <=
sizeof(wpa_s->sme.assoc_req_ie)) {
wpa_s->sme.assoc_req_ie_len = wpabuf_len(wps_ie);
os_memcpy(wpa_s->sme.assoc_req_ie, wpabuf_head(wps_ie),
wpa_s->sme.assoc_req_ie_len);
} else
wpa_s->sme.assoc_req_ie_len = 0;
wpabuf_free(wps_ie);
wpa_supplicant_set_non_wpa_policy(wpa_s, ssid);
#endif /* CONFIG_WPS */
} else {
wpa_supplicant_set_non_wpa_policy(wpa_s, ssid);
wpa_s->sme.assoc_req_ie_len = 0;
}
#ifdef CONFIG_IEEE80211R
ie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
if (ie && ie[1] >= MOBILITY_DOMAIN_ID_LEN)
md = ie + 2;
wpa_sm_set_ft_params(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0);
if (md) {
/* Prepare for the next transition */
wpa_ft_prepare_auth_request(wpa_s->wpa, ie);
}
if (md && ssid->key_mgmt & (WPA_KEY_MGMT_FT_PSK |
WPA_KEY_MGMT_FT_IEEE8021X)) {
if (wpa_s->sme.assoc_req_ie_len + 5 <
sizeof(wpa_s->sme.assoc_req_ie)) {
struct rsn_mdie *mdie;
u8 *pos = wpa_s->sme.assoc_req_ie +
wpa_s->sme.assoc_req_ie_len;
*pos++ = WLAN_EID_MOBILITY_DOMAIN;
*pos++ = sizeof(*mdie);
mdie = (struct rsn_mdie *) pos;
os_memcpy(mdie->mobility_domain, md,
MOBILITY_DOMAIN_ID_LEN);
mdie->ft_capab = md[MOBILITY_DOMAIN_ID_LEN];
wpa_s->sme.assoc_req_ie_len += 5;
}
if (wpa_s->sme.ft_used &&
os_memcmp(md, wpa_s->sme.mobility_domain, 2) == 0 &&
wpa_sm_has_ptk(wpa_s->wpa)) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Trying to use FT "
"over-the-air");
params.auth_alg = WPA_AUTH_ALG_FT;
params.ie = wpa_s->sme.ft_ies;
params.ie_len = wpa_s->sme.ft_ies_len;
}
}
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_IEEE80211W
wpa_s->sme.mfp = ssid->ieee80211w;
if (ssid->ieee80211w != NO_MGMT_FRAME_PROTECTION) {
const u8 *rsn = wpa_bss_get_ie(bss, WLAN_EID_RSN);
struct wpa_ie_data _ie;
if (rsn && wpa_parse_wpa_ie(rsn, 2 + rsn[1], &_ie) == 0 &&
_ie.capabilities &
(WPA_CAPABILITY_MFPC | WPA_CAPABILITY_MFPR)) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Selected AP supports "
"MFP: require MFP");
wpa_s->sme.mfp = MGMT_FRAME_PROTECTION_REQUIRED;
}
}
#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_P2P
if (wpa_s->global->p2p) {
u8 *pos;
size_t len;
int res;
pos = wpa_s->sme.assoc_req_ie + wpa_s->sme.assoc_req_ie_len;
len = sizeof(wpa_s->sme.assoc_req_ie) -
wpa_s->sme.assoc_req_ie_len;
res = wpas_p2p_assoc_req_ie(wpa_s, bss, pos, len,
ssid->p2p_group);
if (res >= 0)
wpa_s->sme.assoc_req_ie_len += res;
}
#endif /* CONFIG_P2P */
#ifdef CONFIG_INTERWORKING
if (wpa_s->conf->interworking) {
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 + 6, pos,
wpa_s->sme.assoc_req_ie_len -
(pos - wpa_s->sme.assoc_req_ie));
wpa_s->sme.assoc_req_ie_len += 6;
*pos++ = WLAN_EID_EXT_CAPAB;
*pos++ = 4;
*pos++ = 0x00;
*pos++ = 0x00;
*pos++ = 0x00;
*pos++ = 0x80; /* Bit 31 - Interworking */
}
#endif /* CONFIG_INTERWORKING */
wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_cancel_scan(wpa_s);
wpa_msg(wpa_s, MSG_INFO, "SME: Trying to authenticate with " MACSTR
" (SSID='%s' freq=%d MHz)", MAC2STR(params.bssid),
wpa_ssid_txt(params.ssid, params.ssid_len), params.freq);
wpa_clear_keys(wpa_s, bss->bssid);
wpa_supplicant_set_state(wpa_s, WPA_AUTHENTICATING);
old_ssid = wpa_s->current_ssid;
wpa_s->current_ssid = ssid;
wpa_supplicant_rsn_supp_set_config(wpa_s, wpa_s->current_ssid);
wpa_supplicant_initiate_eapol(wpa_s);
if (old_ssid != wpa_s->current_ssid)
wpas_notify_network_changed(wpa_s);
wpa_s->sme.auth_alg = params.auth_alg;
if (wpa_drv_authenticate(wpa_s, ¶ms) < 0) {
wpa_msg(wpa_s, MSG_INFO, "SME: Authentication request to the "
"driver failed");
wpas_connection_failed(wpa_s, bss->bssid);
wpa_supplicant_mark_disassoc(wpa_s);
return;
}
eloop_register_timeout(SME_AUTH_TIMEOUT, 0, sme_auth_timer, wpa_s,
NULL);
/*
* Association will be started based on the authentication event from
* the driver.
*/
}
static int wnm_fetch_scan_results(struct wpa_supplicant *wpa_s)
{
struct wpa_scan_results *scan_res;
struct wpa_bss *bss;
struct wpa_ssid *ssid = wpa_s->current_ssid;
u8 i, found = 0;
size_t j;
wpa_dbg(wpa_s, MSG_DEBUG,
"WNM: Fetch current scan results from the driver for checking transition candidates");
scan_res = wpa_drv_get_scan_results2(wpa_s);
if (!scan_res) {
wpa_dbg(wpa_s, MSG_DEBUG, "WNM: Failed to get scan results");
return 0;
}
if (scan_res->fetch_time.sec == 0)
os_get_reltime(&scan_res->fetch_time);
filter_scan_res(wpa_s, scan_res);
for (i = 0; i < wpa_s->wnm_num_neighbor_report; i++) {
struct neighbor_report *nei;
nei = &wpa_s->wnm_neighbor_report_elements[i];
if (nei->preference_present && nei->preference == 0)
continue;
for (j = 0; j < scan_res->num; j++) {
struct wpa_scan_res *res;
const u8 *ssid_ie;
res = scan_res->res[j];
if (os_memcmp(nei->bssid, res->bssid, ETH_ALEN) != 0 ||
res->age > WNM_SCAN_RESULT_AGE * 1000)
continue;
bss = wpa_s->current_bss;
ssid_ie = wpa_scan_get_ie(res, WLAN_EID_SSID);
if (bss && ssid_ie &&
(bss->ssid_len != ssid_ie[1] ||
os_memcmp(bss->ssid, ssid_ie + 2,
bss->ssid_len) != 0))
continue;
/* Potential candidate found */
found = 1;
scan_snr(res);
scan_est_throughput(wpa_s, res);
wpa_bss_update_scan_res(wpa_s, res,
&scan_res->fetch_time);
}
}
wpa_scan_results_free(scan_res);
if (!found) {
wpa_dbg(wpa_s, MSG_DEBUG,
"WNM: No transition candidate matches existing scan results");
return 0;
}
bss = compare_scan_neighbor_results(wpa_s, WNM_SCAN_RESULT_AGE);
if (!bss) {
wpa_dbg(wpa_s, MSG_DEBUG,
"WNM: Comparison of scan results against transition candidates did not find matches");
return 0;
}
/* Associate to the network */
wnm_bss_tm_connect(wpa_s, bss, ssid, 0);
return 1;
}
void sme_event_auth(struct wpa_supplicant *wpa_s, union wpa_event_data *data)
{
struct wpa_ssid *ssid = wpa_s->current_ssid;
if (ssid == NULL) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Ignore authentication event "
"when network is not selected");
return;
}
if (wpa_s->wpa_state != WPA_AUTHENTICATING) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Ignore authentication event "
"when not in authenticating state");
return;
}
if (os_memcmp(wpa_s->pending_bssid, data->auth.peer, ETH_ALEN) != 0) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Ignore authentication with "
"unexpected peer " MACSTR,
MAC2STR(data->auth.peer));
return;
}
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Authentication response: peer=" MACSTR
" auth_type=%d status_code=%d",
MAC2STR(data->auth.peer), data->auth.auth_type,
data->auth.status_code);
wpa_hexdump(MSG_MSGDUMP, "SME: Authentication response IEs",
data->auth.ies, data->auth.ies_len);
eloop_cancel_timeout(sme_auth_timer, wpa_s, NULL);
if (data->auth.status_code != WLAN_STATUS_SUCCESS) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Authentication failed (status "
"code %d)", data->auth.status_code);
if (data->auth.status_code !=
WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG ||
wpa_s->sme.auth_alg == data->auth.auth_type ||
wpa_s->current_ssid->auth_alg == WPA_AUTH_ALG_LEAP) {
wpas_connection_failed(wpa_s, wpa_s->pending_bssid);
wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
return;
}
switch (data->auth.auth_type) {
case WLAN_AUTH_OPEN:
wpa_s->current_ssid->auth_alg = WPA_AUTH_ALG_SHARED;
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Trying SHARED auth");
wpa_supplicant_associate(wpa_s, wpa_s->current_bss,
wpa_s->current_ssid);
return;
case WLAN_AUTH_SHARED_KEY:
wpa_s->current_ssid->auth_alg = WPA_AUTH_ALG_LEAP;
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Trying LEAP auth");
wpa_supplicant_associate(wpa_s, wpa_s->current_bss,
wpa_s->current_ssid);
return;
default:
return;
}
}
#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);
}
#endif /* CONFIG_IEEE80211R */
sme_associate(wpa_s, ssid->mode, data->auth.peer,
data->auth.auth_type);
}
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(¶ms, 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;
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) {
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, ¶ms) < 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);
}
/**
* wpa_bss_update_scan_res - Update a BSS table entry based on a scan result
* @wpa_s: Pointer to wpa_supplicant data
* @res: Scan result
* @fetch_time: Time when the result was fetched from the driver
*
* This function updates a BSS table entry (or adds one) based on a scan result.
* This is called separately for each scan result between the calls to
* wpa_bss_update_start() and wpa_bss_update_end().
*/
void wpa_bss_update_scan_res(struct wpa_supplicant *wpa_s,
struct wpa_scan_res *res,
struct os_reltime *fetch_time)
{
const u8 *ssid, *p2p, *mesh;
struct wpa_bss *bss;
if (wpa_s->conf->ignore_old_scan_res) {
struct os_reltime update;
calculate_update_time(fetch_time, res->age, &update);
if (os_reltime_before(&update, &wpa_s->scan_trigger_time)) {
struct os_reltime age;
os_reltime_sub(&wpa_s->scan_trigger_time, &update,
&age);
wpa_dbg(wpa_s, MSG_DEBUG, "BSS: Ignore driver BSS "
"table entry that is %u.%06u seconds older "
"than our scan trigger",
(unsigned int) age.sec,
(unsigned int) age.usec);
return;
}
}
ssid = wpa_scan_get_ie(res, WLAN_EID_SSID);
if (ssid == NULL) {
wpa_dbg(wpa_s, MSG_DEBUG, "BSS: No SSID IE included for "
MACSTR, MAC2STR(res->bssid));
return;
}
if (ssid[1] > SSID_MAX_LEN) {
wpa_dbg(wpa_s, MSG_DEBUG, "BSS: Too long SSID IE included for "
MACSTR, MAC2STR(res->bssid));
return;
}
p2p = wpa_scan_get_vendor_ie(res, P2P_IE_VENDOR_TYPE);
#ifdef CONFIG_P2P
if (p2p == NULL &&
wpa_s->p2p_group_interface != NOT_P2P_GROUP_INTERFACE) {
/*
* If it's a P2P specific interface, then don't update
* the scan result without a P2P IE.
*/
wpa_printf(MSG_DEBUG, "BSS: No P2P IE - skipping BSS " MACSTR
" update for P2P interface", MAC2STR(res->bssid));
return;
}
#endif /* CONFIG_P2P */
if (p2p && ssid[1] == P2P_WILDCARD_SSID_LEN &&
os_memcmp(ssid + 2, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) == 0)
return; /* Skip P2P listen discovery results here */
/* TODO: add option for ignoring BSSes we are not interested in
* (to save memory) */
mesh = wpa_scan_get_ie(res, WLAN_EID_MESH_ID);
if (mesh && mesh[1] <= SSID_MAX_LEN)
ssid = mesh;
bss = wpa_bss_get(wpa_s, res->bssid, ssid + 2, ssid[1]);
if (bss == NULL)
bss = wpa_bss_add(wpa_s, ssid + 2, ssid[1], res, fetch_time);
else {
bss = wpa_bss_update(wpa_s, bss, res, fetch_time);
if (wpa_s->last_scan_res) {
unsigned int i;
for (i = 0; i < wpa_s->last_scan_res_used; i++) {
if (bss == wpa_s->last_scan_res[i]) {
/* Already in the list */
return;
}
}
}
}
if (bss == NULL)
return;
if (wpa_s->last_scan_res_used >= wpa_s->last_scan_res_size) {
struct wpa_bss **n;
unsigned int siz;
if (wpa_s->last_scan_res_size == 0)
siz = 32;
else
siz = wpa_s->last_scan_res_size * 2;
n = os_realloc_array(wpa_s->last_scan_res, siz,
sizeof(struct wpa_bss *));
if (n == NULL)
return;
wpa_s->last_scan_res = n;
wpa_s->last_scan_res_size = siz;
}
if (wpa_s->last_scan_res)
wpa_s->last_scan_res[wpa_s->last_scan_res_used++] = bss;
}
static struct wpa_bss *
wpa_bss_update(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
struct wpa_scan_res *res, struct os_reltime *fetch_time)
{
u32 changes;
changes = wpa_bss_compare_res(bss, res);
if (changes & WPA_BSS_FREQ_CHANGED_FLAG)
wpa_printf(MSG_DEBUG, "BSS: " MACSTR " changed freq %d --> %d",
MAC2STR(bss->bssid), bss->freq, res->freq);
bss->scan_miss_count = 0;
bss->last_update_idx = wpa_s->bss_update_idx;
wpa_bss_copy_res(bss, res, fetch_time);
/* Move the entry to the end of the list */
dl_list_del(&bss->list);
#ifdef CONFIG_P2P
if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) &&
!wpa_scan_get_vendor_ie(res, P2P_IE_VENDOR_TYPE)) {
/*
* This can happen when non-P2P station interface runs a scan
* without P2P IE in the Probe Request frame. P2P GO would reply
* to that with a Probe Response that does not include P2P IE.
* Do not update the IEs in this BSS entry to avoid such loss of
* information that may be needed for P2P operations to
* determine group information.
*/
wpa_dbg(wpa_s, MSG_DEBUG, "BSS: Do not update scan IEs for "
MACSTR " since that would remove P2P IE information",
MAC2STR(bss->bssid));
} else
#endif /* CONFIG_P2P */
if (bss->ie_len + bss->beacon_ie_len >=
res->ie_len + res->beacon_ie_len) {
os_memcpy(bss + 1, res + 1, res->ie_len + res->beacon_ie_len);
bss->ie_len = res->ie_len;
bss->beacon_ie_len = res->beacon_ie_len;
} else {
struct wpa_bss *nbss;
struct dl_list *prev = bss->list_id.prev;
dl_list_del(&bss->list_id);
nbss = os_realloc(bss, sizeof(*bss) + res->ie_len +
res->beacon_ie_len);
if (nbss) {
unsigned int i;
for (i = 0; i < wpa_s->last_scan_res_used; i++) {
if (wpa_s->last_scan_res[i] == bss) {
wpa_s->last_scan_res[i] = nbss;
break;
}
}
if (wpa_s->current_bss == bss)
wpa_s->current_bss = nbss;
wpa_bss_update_pending_connect(wpa_s, bss, nbss);
bss = nbss;
os_memcpy(bss + 1, res + 1,
res->ie_len + res->beacon_ie_len);
bss->ie_len = res->ie_len;
bss->beacon_ie_len = res->beacon_ie_len;
}
dl_list_add(prev, &bss->list_id);
}
if (changes & WPA_BSS_IES_CHANGED_FLAG)
wpa_bss_set_hessid(bss);
dl_list_add_tail(&wpa_s->bss, &bss->list);
notify_bss_changes(wpa_s, changes, bss);
return bss;
}
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:
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_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;
}
}
static int sme_sae_auth(struct wpa_supplicant *wpa_s, u16 auth_transaction,
u16 status_code, const u8 *data, size_t len)
{
wpa_dbg(wpa_s, MSG_DEBUG, "SME: SAE authentication transaction %u "
"status code %u", auth_transaction, status_code);
if (auth_transaction == 1 &&
status_code == WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ &&
wpa_s->sme.sae.state == SAE_COMMITTED &&
wpa_s->current_bss && wpa_s->current_ssid) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: SAE anti-clogging token "
"requested");
wpabuf_free(wpa_s->sme.sae_token);
wpa_s->sme.sae_token = wpabuf_alloc_copy(data, len);
sme_send_authentication(wpa_s, wpa_s->current_bss,
wpa_s->current_ssid, 1);
return 0;
}
if (auth_transaction == 1 &&
status_code == WLAN_STATUS_FINITE_CYCLIC_GROUP_NOT_SUPPORTED &&
wpa_s->sme.sae.state == SAE_COMMITTED &&
wpa_s->current_bss && wpa_s->current_ssid) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME: SAE group not supported");
wpa_s->sme.sae_group_index++;
if (sme_set_sae_group(wpa_s) < 0)
return -1; /* no other groups enabled */
wpa_dbg(wpa_s, MSG_DEBUG, "SME: Try next enabled SAE group");
sme_send_authentication(wpa_s, wpa_s->current_bss,
wpa_s->current_ssid, 1);
return 0;
}
if (status_code != WLAN_STATUS_SUCCESS)
return -1;
if (auth_transaction == 1) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME SAE commit");
if (wpa_s->current_bss == NULL ||
wpa_s->current_ssid == NULL)
return -1;
if (wpa_s->sme.sae.state != SAE_COMMITTED)
return -1;
if (sae_parse_commit(&wpa_s->sme.sae, data, len, NULL, NULL,
wpa_s->conf->sae_groups) !=
WLAN_STATUS_SUCCESS)
return -1;
if (sae_process_commit(&wpa_s->sme.sae) < 0) {
wpa_printf(MSG_DEBUG, "SAE: Failed to process peer "
"commit");
return -1;
}
wpabuf_free(wpa_s->sme.sae_token);
wpa_s->sme.sae_token = NULL;
sme_send_authentication(wpa_s, wpa_s->current_bss,
wpa_s->current_ssid, 0);
return 0;
} else if (auth_transaction == 2) {
wpa_dbg(wpa_s, MSG_DEBUG, "SME SAE confirm");
if (wpa_s->sme.sae.state != SAE_CONFIRMED)
return -1;
if (sae_check_confirm(&wpa_s->sme.sae, data, len) < 0)
return -1;
wpa_s->sme.sae.state = SAE_ACCEPTED;
sae_clear_temp_data(&wpa_s->sme.sae);
return 1;
}
return -1;
}
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;
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
hostapd_mgmt_rx(hapd, &data->rx_mgmt);
#else /* NEED_AP_MLME */
hostapd_action_rx(hapd, &data->rx_mgmt);
#endif /* NEED_AP_MLME */
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->iface, &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_PRE_CAC_EXPIRED:
if (!data)
break;
hostapd_event_dfs_pre_cac_expired(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;
case EVENT_DFS_CAC_STARTED:
if (!data)
break;
hostapd_event_dfs_cac_started(hapd, &data->dfs_event);
break;
#endif /* NEED_AP_MLME */
case EVENT_INTERFACE_ENABLED:
wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_ENABLED);
if (hapd->disabled && hapd->started) {
hapd->disabled = 0;
/*
* Try to re-enable interface if the driver stopped it
* when the interface got disabled.
*/
if (hapd->wpa_auth)
wpa_auth_reconfig_group_keys(hapd->wpa_auth);
else
hostapd_reconfig_encryption(hapd);
hapd->reenable_beacon = 1;
ieee802_11_set_beacon(hapd);
#ifdef NEED_AP_MLME
} else if (hapd->disabled && hapd->iface->cac_started) {
wpa_printf(MSG_DEBUG, "DFS: restarting pending CAC");
hostapd_handle_dfs(hapd->iface);
#endif /* NEED_AP_MLME */
}
break;
case EVENT_INTERFACE_DISABLED:
hostapd_free_stas(hapd);
wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_DISABLED);
hapd->disabled = 1;
break;
#ifdef CONFIG_ACS
case EVENT_ACS_CHANNEL_SELECTED:
hostapd_acs_channel_selected(hapd,
&data->acs_selected_channels);
break;
#endif /* CONFIG_ACS */
case EVENT_STATION_OPMODE_CHANGED:
hostapd_event_sta_opmode_changed(hapd, data->sta_opmode.addr,
data->sta_opmode.smps_mode,
data->sta_opmode.chan_width,
data->sta_opmode.rx_nss);
break;
case EVENT_WDS_STA_INTERFACE_STATUS:
hostapd_event_wds_sta_interface_status(
hapd, data->wds_sta_interface.istatus,
data->wds_sta_interface.ifname,
data->wds_sta_interface.sta_addr);
break;
default:
wpa_printf(MSG_DEBUG, "Unknown event %d", event);
break;
}
}
