static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol, int success,
void *ctx)
{
struct wpa_supplicant *wpa_s = ctx;
int res, pmk_len;
u8 pmk[PMK_LEN];
wpa_printf(MSG_DEBUG, "EAPOL authentication completed %ssuccessfully",
success ? "" : "un");
if (wpas_wps_eapol_cb(wpa_s) > 0)
return;
if (!success) {
/*
* Make sure we do not get stuck here waiting for long EAPOL
* timeout if the AP does not disconnect in case of
* authentication failure.
*/
wpa_supplicant_req_auth_timeout(wpa_s, 2, 0);
}
if (!success || !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE))
return;
if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
return;
wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
"handshake");
pmk_len = PMK_LEN;
res = eapol_sm_get_key(eapol, pmk, PMK_LEN);
if (res) {
/*
* EAP-LEAP is an exception from other EAP methods: it
* uses only 16-byte PMK.
*/
res = eapol_sm_get_key(eapol, pmk, 16);
pmk_len = 16;
}
if (res) {
wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
"machines");
return;
}
if (wpa_drv_set_key(wpa_s, WPA_ALG_PMK, NULL, 0, 0, NULL, 0, pmk,
pmk_len)) {
wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
}
wpa_supplicant_cancel_scan(wpa_s);
wpa_supplicant_cancel_auth_timeout(wpa_s);
wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
}
/*
* wpa_event_handler - report a driver event for wpa_supplicant
* @wpa_s: pointer to wpa_supplicant data; this is the @ctx variable registered
* with wpa_driver_events_init()
* @event: event type (defined above)
*
* Driver wrapper code should call this function whenever an event is received
* from the driver.
*/
void
wpa_event_handler(void *cookie, wpa_event_type event)
{
struct wpa_supplicant *wpa_s = cookie;
uint8_t bssid[IEEE80211_ADDR_LEN];
switch (event) {
case EVENT_ASSOC:
wpa_s->wpa_state = WPA_ASSOCIATED;
wpa_printf(MSG_DEBUG, "\nAssociation event - clear replay "
"counter\n");
(void) memset(wpa_s->rx_replay_counter, 0,
WPA_REPLAY_COUNTER_LEN);
wpa_s->rx_replay_counter_set = 0;
wpa_s->renew_snonce = 1;
if (wpa_s->driver->get_bssid(wpa_s->linkid,
(char *)bssid) >= 0 &&
memcmp(bssid, wpa_s->bssid, IEEE80211_ADDR_LEN) != 0) {
wpa_printf(MSG_DEBUG, "Associated to a new BSS: "
"BSSID=" MACSTR, MAC2STR(bssid));
(void) memcpy(wpa_s->bssid, bssid, IEEE80211_ADDR_LEN);
if (wpa_s->key_mgmt != WPA_KEY_MGMT_NONE)
wpa_clear_keys(wpa_s, bssid);
}
wpa_s->eapol_received = 0;
if (wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
wpa_supplicant_cancel_auth_timeout(wpa_s);
} else {
/* Timeout for receiving the first EAPOL packet */
wpa_supplicant_req_auth_timeout(wpa_s, 10, 0);
}
break;
case EVENT_DISASSOC:
if (wpa_s->wpa_state >= WPA_ASSOCIATED)
wpa_supplicant_req_scan(wpa_s, 0, 100000);
wpa_supplicant_mark_disassoc(wpa_s);
wpa_printf(MSG_DEBUG, "Disconnect event - remove keys");
if (wpa_s->key_mgmt != WPA_KEY_MGMT_NONE)
wpa_clear_keys(wpa_s, wpa_s->bssid);
break;
case EVENT_SCAN_RESULTS:
wpa_supplicant_scan_results(wpa_s);
break;
default:
wpa_printf(MSG_INFO, "Unknown event %d", event);
break;
}
}
static void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
dladm_wlan_ess_t *bss, struct wpa_ssid *ssid)
{
uint8_t wpa_ie[IEEE80211_MAX_OPT_IE];
int wpa_ie_len;
wpa_s->reassociate = 0;
wpa_printf(MSG_DEBUG, "Trying to associate with " MACSTR
" (SSID='%s' freq=%d MHz)", MAC2STR(bss->we_bssid.wb_bytes),
wpa_ssid_txt((char *)ssid->ssid, ssid->ssid_len), bss->we_freq);
wpa_supplicant_cancel_scan(wpa_s);
if (bss->we_wpa_ie_len &&
(ssid->key_mgmt & (WPA_KEY_MGMT_IEEE8021X | WPA_KEY_MGMT_PSK))) {
wpa_s->cur_pmksa = pmksa_cache_get(wpa_s,
bss->we_bssid.wb_bytes, NULL);
if (wpa_s->cur_pmksa) {
wpa_hexdump(MSG_DEBUG, "RSN: PMKID",
wpa_s->cur_pmksa->pmkid, PMKID_LEN);
}
if (wpa_supplicant_set_suites(wpa_s, bss, ssid,
wpa_ie, &wpa_ie_len)) {
wpa_printf(MSG_WARNING, "WPA: Failed to set WPA key "
"management and encryption suites");
return;
}
} else {
wpa_ie_len = 0;
}
wpa_clear_keys(wpa_s, bss->we_bssid.wb_bytes);
wpa_s->wpa_state = WPA_ASSOCIATING;
wpa_s->driver->associate(wpa_s->linkid,
(const char *)bss->we_bssid.wb_bytes, wpa_ie, wpa_ie_len);
/* Timeout for IEEE 802.11 authentication and association */
wpa_supplicant_req_auth_timeout(wpa_s, 15, 0);
}
static void wpa_supplicant_event_assoc(struct wpa_supplicant *wpa_s,
union wpa_event_data *data)
{
u8 bssid[ETH_ALEN];
int ft_completed = wpa_ft_is_completed(wpa_s->wpa);
if (data)
wpa_supplicant_event_associnfo(wpa_s, data);
wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
if (wpa_s->use_client_mlme)
os_memcpy(bssid, wpa_s->bssid, ETH_ALEN);
if (wpa_s->use_client_mlme ||
(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));
os_memcpy(wpa_s->bssid, bssid, ETH_ALEN);
os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
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;
}
}
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);
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_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->driver_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;
}
}
static void wpa_supplicant_event_assoc(struct wpa_supplicant *wpa_s,
union wpa_event_data *data)
{
u8 bssid[ETH_ALEN];
int ft_completed = wpa_ft_is_completed(wpa_s->wpa);
if (data)
wpa_supplicant_event_associnfo(wpa_s, data);
#ifdef CONFIG_WAPI_SUPPORT
if (wpa_s->key_mgmt == WAPI_KEY_MGMT_CERT ||
wpa_s->key_mgmt == WAPI_KEY_MGMT_PSK) {
static int loop = 0;
/* To avoiding state LOOP case, otherwise HAL will disable interface*/
/*[ALPS00127420][Wi-Fi] Can not auto-reconnect WAPI-PSK AP after power off--> power on WAPI AP*/
if((wpa_s->wpa_state == WPA_4WAY_HANDSHAKE ||
wpa_s->wpa_state == WPA_GROUP_HANDSHAKE) && (loop >= 1 && loop <= 20)){
/*dont set state*/
wpa_printf(MSG_INFO, "%s: [Loop = %d] dont set_state", __FUNCTION__, loop);
loop++;
}else{
wpa_printf(MSG_INFO, "%s: [Loop = %d] set_state", __FUNCTION__, loop);
loop=1;
wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
}
} else {
wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
}
#else
wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
#endif
if (wpa_s->use_client_mlme)
os_memcpy(bssid, wpa_s->bssid, ETH_ALEN);
if (wpa_s->use_client_mlme ||
(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));
os_memcpy(wpa_s->bssid, bssid, ETH_ALEN);
os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
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;
}
}
wpa_msg(wpa_s, MSG_INFO, "associated with " MACSTR, MAC2STR(bssid));
#ifdef CONFIG_WAPI_SUPPORT
if (wpa_s->key_mgmt == WAPI_KEY_MGMT_CERT ||
wpa_s->key_mgmt == WAPI_KEY_MGMT_PSK) {
MAC_ADDRESS bssid_s;
MAC_ADDRESS own_s;
/* stop WPA and other time out use WAPI time only */
wpa_supplicant_cancel_auth_timeout(wpa_s);
wpa_printf(MSG_DEBUG,"[Debug-WAPI] AP MAC address "MACSTR" Own MAC address"MACSTR"!!",
MAC2STR(wpa_s->bssid), MAC2STR(wpa_s->own_addr));
if (is_zero_ether_addr(wpa_s->bssid)){
wpa_printf(MSG_DEBUG,"[Debug-WAPI] Not to set msg to WAPI SM\n");
/*Have been disassociated with the WAPI AP*/
return;
}
memcpy(bssid_s.v, wpa_s->bssid, sizeof(bssid_s.v));
memcpy(own_s.v, wpa_s->own_addr, sizeof(own_s.v));
wpa_printf(MSG_DEBUG,"[Debug-WAPI ^_^!!] Ready send associate complete evert to WAPI Modules!!!");
wapi_set_msg(CONN_ASSOC, &bssid_s, &own_s, wpa_s->bss_wapi_ie , wpa_s->bss_wapi_ie_len);
return;
}
#endif
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);
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_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->driver_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;
}
}
void
wapi_supplicant_associate(struct wpa_supplicant *wpa_s,struct wpa_bss *bss,
struct wpa_ssid *ssid, struct wpa_driver_associate_params *params)
{
CNTAP_PARA ap_param;
enum wpa_cipher cipher_pairwise, cipher_group;
size_t len;
int ret = -1;
const u8 *wapi_ie;
const u8 *ie_ssid;
wpa_printf(MSG_DEBUG, "[%s]", __func__);
memset(&ap_param, 0, sizeof(CNTAP_PARA));
if (ssid->key_mgmt & WPA_KEY_MGMT_WAPI_PSK) {
ap_param.authType = AUTH_TYPE_WAPI_PSK;
if (ssid->passphrase == NULL && !ssid->psk_set) {
wpa_printf(MSG_ERROR, "[%s] No WAPI PSK passphrase %p psk_set %d\n", __func__, ssid->passphrase, ssid->psk_set);
return;
}
if (ssid->psk_set) {
ap_param.para.kt = KEY_TYPE_ASCII;
ap_param.para.kl = ssid->psk_set;
wpa_hexdump(MSG_INFO, "Copy WAPI-PSK", (u8 *)ssid->psk, ssid->psk_set);
os_memcpy(ap_param.para.kv, ssid->psk, ssid->psk_set);
} else {
ap_param.para.kt = KEY_TYPE_ASCII;
len = os_strlen(ssid->passphrase);
ap_param.para.kl = len;
os_memcpy(ap_param.para.kv, ssid->passphrase, len);
}
} else if (ssid->key_mgmt & WPA_KEY_MGMT_WAPI_CERT) {
ap_param.authType = AUTH_TYPE_WAPI;
ret = wapi_conf_read_certfile((const char *)ssid->eap.ca_cert,
ap_param.para.as, sizeof(ap_param.para.as));
if (ret < 0) {
wpa_printf(MSG_ERROR, "ERROR wapi_conf_read_certfile %s", ssid->eap.ca_cert);
return;
}
ret = wapi_conf_read_certfile((const char *)ssid->eap.client_cert,
ap_param.para.user, sizeof(ap_param.para.user));
if (ret < 0) {
wpa_printf(MSG_ERROR, "ERROR wapi_conf_read_certfile %s", ssid->eap.client_cert);
return;
}
} else {
ap_param.authType = AUTH_TYPE_NONE_WAPI;
}
ret = WAI_CNTAPPARA_SET(&ap_param);
if(!ret){
cipher_pairwise = CIPHER_SMS4;
cipher_group = CIPHER_SMS4;
wpa_hexdump_ascii(MSG_DEBUG, " curent ssid:", (u8 *)ssid->ssid, ssid->ssid_len);
if (bss) {
ie_ssid = wpa_bss_get_ie(bss, 0); //WLAN_EID_SSID
#if 0
params.ssid = bss->ssid;
params.ssid_len = bss->ssid_len; //strlen((char *)ssid);
#else
params->ssid = ie_ssid + 2 ;
params->ssid_len = ie_ssid[1] ;
#endif
params->bssid = bss->bssid;
} else {
params->ssid = ssid->ssid;
params->ssid_len = ssid->ssid_len;
}
params->mode = IW_MODE_AUTO;
if(bss)
wapi_ie =wpa_bss_get_ie(bss, 68); //WLAN_EID_WAPI
else
wapi_ie = NULL;
if(wapi_ie)
{
wpa_s->ap_wapi_ie_len = wapi_ie[1]+2;
if(wapi_ie[1])
{
memcpy(wpa_s->ap_wapi_ie, wapi_ie, wapi_ie[1]+2);
}
}
params->wpa_ie_len = wpa_s->assoc_wapi_ie_len;
params->wpa_ie = wpa_s->assoc_wapi_ie;
if(bss)
params->freq = bss->freq;
params->pairwise_suite = cipher_pairwise;
params->group_suite = cipher_group;
if (!memcmp(wpa_s->bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN)) { /*2006-11-13*/
/* Timeout for IEEE 802.11 authentication and association */
wpa_supplicant_req_auth_timeout(wpa_s, 10, 0);
wpa_printf(MSG_DEBUG, "wpa ie len = %d\n", params->wpa_ie_len);
wpa_hexdump(MSG_DEBUG, "wapi IE: ", params->wpa_ie, params->wpa_ie_len);
if(wpa_drv_associate(wpa_s, params)) {
wpa_printf(MSG_ERROR, "wapi_supplicant_associate failed\n");
wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
}
}
}else{
/* TODO: add wpa_msg to notify upper to change the certificate or psk*/
setPskIncorrect();
}
}
static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol,
enum eapol_supp_result result,
void *ctx)
{
struct wpa_supplicant *wpa_s = ctx;
int res, pmk_len;
u8 pmk[PMK_LEN];
wpa_printf(MSG_DEBUG, "EAPOL authentication completed - result=%s",
result_str(result));
if (wpas_wps_eapol_cb(wpa_s) > 0)
return;
wpa_s->eap_expected_failure = result ==
EAPOL_SUPP_RESULT_EXPECTED_FAILURE;
if (result != EAPOL_SUPP_RESULT_SUCCESS) {
/*
* Make sure we do not get stuck here waiting for long EAPOL
* timeout if the AP does not disconnect in case of
* authentication failure.
*/
wpa_supplicant_req_auth_timeout(wpa_s, 2, 0);
} else {
ieee802_1x_notify_create_actor(wpa_s, wpa_s->last_eapol_src);
}
if (result != EAPOL_SUPP_RESULT_SUCCESS ||
!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE))
return;
if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
return;
wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
"handshake");
pmk_len = PMK_LEN;
if (wpa_key_mgmt_ft(wpa_s->key_mgmt)) {
#ifdef CONFIG_IEEE80211R
u8 buf[2 * PMK_LEN];
wpa_printf(MSG_DEBUG, "RSN: Use FT XXKey as PMK for "
"driver-based 4-way hs and FT");
res = eapol_sm_get_key(eapol, buf, 2 * PMK_LEN);
if (res == 0) {
os_memcpy(pmk, buf + PMK_LEN, PMK_LEN);
os_memset(buf, 0, sizeof(buf));
}
#else /* CONFIG_IEEE80211R */
res = -1;
#endif /* CONFIG_IEEE80211R */
} else {
res = eapol_sm_get_key(eapol, pmk, PMK_LEN);
if (res) {
/*
* EAP-LEAP is an exception from other EAP methods: it
* uses only 16-byte PMK.
*/
res = eapol_sm_get_key(eapol, pmk, 16);
pmk_len = 16;
}
}
if (res) {
wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
"machines");
return;
}
wpa_hexdump_key(MSG_DEBUG, "RSN: Configure PMK for driver-based 4-way "
"handshake", pmk, pmk_len);
if (wpa_drv_set_key(wpa_s, WPA_ALG_PMK, NULL, 0, 0, NULL, 0, pmk,
pmk_len)) {
wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
}
wpa_supplicant_cancel_scan(wpa_s);
wpa_supplicant_cancel_auth_timeout(wpa_s);
wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
}
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);
}
}
static void wpa_supplicant_event_assoc(struct wpa_supplicant *wpa_s,
union wpa_event_data *data)
{
u8 bssid[ETH_ALEN];
if (data)
wpa_supplicant_event_associnfo(wpa_s, data);
wpa_supplicant_set_state(wpa_s, WPA_ASSOCIATED);
if (wpa_s->use_client_mlme)
os_memcpy(bssid, wpa_s->bssid, ETH_ALEN);
if (wpa_s->use_client_mlme ||
(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));
os_memcpy(wpa_s->bssid, bssid, ETH_ALEN);
os_memset(wpa_s->pending_bssid, 0, ETH_ALEN);
if (wpa_supplicant_dynamic_keys(wpa_s)) {
wpa_clear_keys(wpa_s, bssid);
}
if (wpa_supplicant_select_config(wpa_s) < 0) {
/* carell modfy */
#if 0
wpa_supplicant_disassociate(wpa_s,
REASON_DEAUTH_LEAVING);
return;
#endif
}
}
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);
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.
*/
eapol_sm_notify_portEnabled(wpa_s->eapol, FALSE);
eapol_sm_notify_portValid(wpa_s->eapol, FALSE);
if (wpa_s->key_mgmt == WPA_KEY_MGMT_PSK)
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_supplicant_cancel_auth_timeout(wpa_s);
wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
} else {
/* Timeout for receiving the first EAPOL packet */
wpa_supplicant_req_auth_timeout(wpa_s, 10, 0);
}
wpa_supplicant_cancel_scan(wpa_s);
}
