2 * WPA Supplicant - Glue code to setup EAPOL and RSN modules
3 * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
12 #include "eapol_supp/eapol_supp_sm.h"
13 #include "rsn_supp/wpa.h"
16 #include "l2_packet/l2_packet.h"
17 #include "common/wpa_common.h"
18 #include "wpa_supplicant_i.h"
20 #include "rsn_supp/pmksa_cache.h"
22 #include "common/ieee802_11_defs.h"
23 #include "common/wpa_ctrl.h"
24 #include "wpas_glue.h"
25 #include "wps_supplicant.h"
31 #ifndef CONFIG_NO_CONFIG_BLOBS
32 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
33 static void wpa_supplicant_set_config_blob(void *ctx,
34 struct wpa_config_blob *blob)
36 struct wpa_supplicant *wpa_s = ctx;
37 wpa_config_set_blob(wpa_s->conf, blob);
38 if (wpa_s->conf->update_config) {
39 int ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
41 wpa_printf(MSG_DEBUG, "Failed to update config after "
48 static const struct wpa_config_blob *
49 wpa_supplicant_get_config_blob(void *ctx, const char *name)
51 struct wpa_supplicant *wpa_s = ctx;
52 return wpa_config_get_blob(wpa_s->conf, name);
54 #endif /* defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA) */
55 #endif /* CONFIG_NO_CONFIG_BLOBS */
58 #if defined(IEEE8021X_EAPOL) || !defined(CONFIG_NO_WPA)
59 static u8 * wpa_alloc_eapol(const struct wpa_supplicant *wpa_s, u8 type,
60 const void *data, u16 data_len,
61 size_t *msg_len, void **data_pos)
63 struct ieee802_1x_hdr *hdr;
65 *msg_len = sizeof(*hdr) + data_len;
66 hdr = os_malloc(*msg_len);
70 hdr->version = wpa_s->conf->eapol_version;
72 hdr->length = host_to_be16(data_len);
75 os_memcpy(hdr + 1, data, data_len);
77 os_memset(hdr + 1, 0, data_len);
87 * wpa_ether_send - Send Ethernet frame
88 * @wpa_s: Pointer to wpa_supplicant data
89 * @dest: Destination MAC address
90 * @proto: Ethertype in host byte order
91 * @buf: Frame payload starting from IEEE 802.1X header
92 * @len: Frame payload length
93 * Returns: >=0 on success, <0 on failure
95 static int wpa_ether_send(struct wpa_supplicant *wpa_s, const u8 *dest,
96 u16 proto, const u8 *buf, size_t len)
99 return l2_packet_send(wpa_s->l2, dest, proto, buf, len);
102 return wpa_drv_send_eapol(wpa_s, dest, proto, buf, len);
104 #endif /* IEEE8021X_EAPOL || !CONFIG_NO_WPA */
107 #ifdef IEEE8021X_EAPOL
110 * wpa_supplicant_eapol_send - Send IEEE 802.1X EAPOL packet to Authenticator
111 * @ctx: Pointer to wpa_supplicant data (wpa_s)
112 * @type: IEEE 802.1X packet type (IEEE802_1X_TYPE_*)
113 * @buf: EAPOL payload (after IEEE 802.1X header)
114 * @len: EAPOL payload length
115 * Returns: >=0 on success, <0 on failure
117 * This function adds Ethernet and IEEE 802.1X header and sends the EAPOL frame
118 * to the current Authenticator.
120 static int wpa_supplicant_eapol_send(void *ctx, int type, const u8 *buf,
123 struct wpa_supplicant *wpa_s = ctx;
124 u8 *msg, *dst, bssid[ETH_ALEN];
128 /* TODO: could add l2_packet_sendmsg that allows fragments to avoid
131 if (wpa_key_mgmt_wpa_psk(wpa_s->key_mgmt) ||
132 wpa_s->key_mgmt == WPA_KEY_MGMT_NONE) {
133 /* Current SSID is not using IEEE 802.1X/EAP, so drop possible
134 * EAPOL frames (mainly, EAPOL-Start) from EAPOL state
136 wpa_printf(MSG_DEBUG, "WPA: drop TX EAPOL in non-IEEE 802.1X "
137 "mode (type=%d len=%lu)", type,
138 (unsigned long) len);
142 if (pmksa_cache_get_current(wpa_s->wpa) &&
143 type == IEEE802_1X_TYPE_EAPOL_START) {
144 /* Trying to use PMKSA caching - do not send EAPOL-Start frames
145 * since they will trigger full EAPOL authentication. */
146 wpa_printf(MSG_DEBUG, "RSN: PMKSA caching - do not send "
151 if (is_zero_ether_addr(wpa_s->bssid)) {
152 wpa_printf(MSG_DEBUG, "BSSID not set when trying to send an "
154 if (wpa_drv_get_bssid(wpa_s, bssid) == 0 &&
155 !is_zero_ether_addr(bssid)) {
157 wpa_printf(MSG_DEBUG, "Using current BSSID " MACSTR
158 " from the driver as the EAPOL destination",
161 dst = wpa_s->last_eapol_src;
162 wpa_printf(MSG_DEBUG, "Using the source address of the"
163 " last received EAPOL frame " MACSTR " as "
164 "the EAPOL destination",
168 /* BSSID was already set (from (Re)Assoc event, so use it as
169 * the EAPOL destination. */
173 msg = wpa_alloc_eapol(wpa_s, type, buf, len, &msglen, NULL);
177 wpa_printf(MSG_DEBUG, "TX EAPOL: dst=" MACSTR, MAC2STR(dst));
178 wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", msg, msglen);
179 res = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, msg, msglen);
186 * wpa_eapol_set_wep_key - set WEP key for the driver
187 * @ctx: Pointer to wpa_supplicant data (wpa_s)
188 * @unicast: 1 = individual unicast key, 0 = broadcast key
189 * @keyidx: WEP key index (0..3)
190 * @key: Pointer to key data
191 * @keylen: Key length in bytes
192 * Returns: 0 on success or < 0 on error.
194 static int wpa_eapol_set_wep_key(void *ctx, int unicast, int keyidx,
195 const u8 *key, size_t keylen)
197 struct wpa_supplicant *wpa_s = ctx;
198 if (wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
199 int cipher = (keylen == 5) ? WPA_CIPHER_WEP40 :
202 wpa_s->pairwise_cipher = cipher;
204 wpa_s->group_cipher = cipher;
206 return wpa_drv_set_key(wpa_s, WPA_ALG_WEP,
207 unicast ? wpa_s->bssid : NULL,
208 keyidx, unicast, NULL, 0, key, keylen);
212 static void wpa_supplicant_aborted_cached(void *ctx)
214 struct wpa_supplicant *wpa_s = ctx;
215 wpa_sm_aborted_cached(wpa_s->wpa);
219 static const char * result_str(enum eapol_supp_result result)
222 case EAPOL_SUPP_RESULT_FAILURE:
224 case EAPOL_SUPP_RESULT_SUCCESS:
226 case EAPOL_SUPP_RESULT_EXPECTED_FAILURE:
227 return "EXPECTED_FAILURE";
233 static void wpa_supplicant_eapol_cb(struct eapol_sm *eapol,
234 enum eapol_supp_result result,
237 struct wpa_supplicant *wpa_s = ctx;
241 wpa_printf(MSG_DEBUG, "EAPOL authentication completed - result=%s",
244 if (wpas_wps_eapol_cb(wpa_s) > 0)
247 wpa_s->eap_expected_failure = result ==
248 EAPOL_SUPP_RESULT_EXPECTED_FAILURE;
250 if (result != EAPOL_SUPP_RESULT_SUCCESS) {
252 * Make sure we do not get stuck here waiting for long EAPOL
253 * timeout if the AP does not disconnect in case of
254 * authentication failure.
256 wpa_supplicant_req_auth_timeout(wpa_s, 2, 0);
259 if (result != EAPOL_SUPP_RESULT_SUCCESS ||
260 !(wpa_s->drv_flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE))
263 if (!wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt))
266 wpa_printf(MSG_DEBUG, "Configure PMK for driver-based RSN 4-way "
270 if (wpa_key_mgmt_ft(wpa_s->key_mgmt)) {
271 #ifdef CONFIG_IEEE80211R
273 wpa_printf(MSG_DEBUG, "RSN: Use FT XXKey as PMK for "
274 "driver-based 4-way hs and FT");
275 res = eapol_sm_get_key(eapol, buf, 2 * PMK_LEN);
277 os_memcpy(pmk, buf + PMK_LEN, PMK_LEN);
278 os_memset(buf, 0, sizeof(buf));
280 #else /* CONFIG_IEEE80211R */
282 #endif /* CONFIG_IEEE80211R */
284 res = eapol_sm_get_key(eapol, pmk, PMK_LEN);
287 * EAP-LEAP is an exception from other EAP methods: it
288 * uses only 16-byte PMK.
290 res = eapol_sm_get_key(eapol, pmk, 16);
296 wpa_printf(MSG_DEBUG, "Failed to get PMK from EAPOL state "
301 wpa_hexdump_key(MSG_DEBUG, "RSN: Configure PMK for driver-based 4-way "
302 "handshake", pmk, pmk_len);
304 if (wpa_drv_set_key(wpa_s, WPA_ALG_PMK, NULL, 0, 0, NULL, 0, pmk,
306 wpa_printf(MSG_DEBUG, "Failed to set PMK to the driver");
309 wpa_supplicant_cancel_scan(wpa_s);
310 wpa_supplicant_cancel_auth_timeout(wpa_s);
311 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
316 static void wpa_supplicant_notify_eapol_done(void *ctx)
318 struct wpa_supplicant *wpa_s = ctx;
319 wpa_msg(wpa_s, MSG_DEBUG, "WPA: EAPOL processing complete");
320 if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
321 wpa_supplicant_set_state(wpa_s, WPA_4WAY_HANDSHAKE);
323 wpa_supplicant_cancel_auth_timeout(wpa_s);
324 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
328 #endif /* IEEE8021X_EAPOL */
331 #ifndef CONFIG_NO_WPA
333 static int wpa_get_beacon_ie(struct wpa_supplicant *wpa_s)
336 struct wpa_bss *curr = NULL, *bss;
337 struct wpa_ssid *ssid = wpa_s->current_ssid;
340 dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
341 if (os_memcmp(bss->bssid, wpa_s->bssid, ETH_ALEN) != 0)
344 ((bss->ssid_len == ssid->ssid_len &&
345 os_memcmp(bss->ssid, ssid->ssid, ssid->ssid_len) == 0) ||
346 ssid->ssid_len == 0)) {
353 ie = wpa_bss_get_vendor_ie(curr, WPA_IE_VENDOR_TYPE);
354 if (wpa_sm_set_ap_wpa_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
357 ie = wpa_bss_get_ie(curr, WLAN_EID_RSN);
358 if (wpa_sm_set_ap_rsn_ie(wpa_s->wpa, ie, ie ? 2 + ie[1] : 0))
368 static int wpa_supplicant_get_beacon_ie(void *ctx)
370 struct wpa_supplicant *wpa_s = ctx;
371 if (wpa_get_beacon_ie(wpa_s) == 0) {
375 /* No WPA/RSN IE found in the cached scan results. Try to get updated
376 * scan results from the driver. */
377 if (wpa_supplicant_update_scan_results(wpa_s) < 0)
380 return wpa_get_beacon_ie(wpa_s);
384 static u8 * _wpa_alloc_eapol(void *wpa_s, u8 type,
385 const void *data, u16 data_len,
386 size_t *msg_len, void **data_pos)
388 return wpa_alloc_eapol(wpa_s, type, data, data_len, msg_len, data_pos);
392 static int _wpa_ether_send(void *wpa_s, const u8 *dest, u16 proto,
393 const u8 *buf, size_t len)
395 return wpa_ether_send(wpa_s, dest, proto, buf, len);
399 static void _wpa_supplicant_cancel_auth_timeout(void *wpa_s)
401 wpa_supplicant_cancel_auth_timeout(wpa_s);
405 static void _wpa_supplicant_set_state(void *wpa_s, enum wpa_states state)
407 wpa_supplicant_set_state(wpa_s, state);
412 * wpa_supplicant_get_state - Get the connection state
413 * @wpa_s: Pointer to wpa_supplicant data
414 * Returns: The current connection state (WPA_*)
416 static enum wpa_states wpa_supplicant_get_state(struct wpa_supplicant *wpa_s)
418 return wpa_s->wpa_state;
422 static enum wpa_states _wpa_supplicant_get_state(void *wpa_s)
424 return wpa_supplicant_get_state(wpa_s);
428 static void _wpa_supplicant_deauthenticate(void *wpa_s, int reason_code)
430 wpa_supplicant_deauthenticate(wpa_s, reason_code);
431 /* Schedule a scan to make sure we continue looking for networks */
432 wpa_supplicant_req_scan(wpa_s, 5, 0);
436 static void * wpa_supplicant_get_network_ctx(void *wpa_s)
438 return wpa_supplicant_get_ssid(wpa_s);
442 static int wpa_supplicant_get_bssid(void *ctx, u8 *bssid)
444 struct wpa_supplicant *wpa_s = ctx;
445 return wpa_drv_get_bssid(wpa_s, bssid);
449 static int wpa_supplicant_set_key(void *_wpa_s, enum wpa_alg alg,
450 const u8 *addr, int key_idx, int set_tx,
451 const u8 *seq, size_t seq_len,
452 const u8 *key, size_t key_len)
454 struct wpa_supplicant *wpa_s = _wpa_s;
455 if (alg == WPA_ALG_TKIP && key_idx == 0 && key_len == 32) {
456 /* Clear the MIC error counter when setting a new PTK. */
457 wpa_s->mic_errors_seen = 0;
459 #ifdef CONFIG_TESTING_GET_GTK
460 if (key_idx > 0 && addr && is_broadcast_ether_addr(addr) &&
461 alg != WPA_ALG_NONE && key_len <= sizeof(wpa_s->last_gtk)) {
462 os_memcpy(wpa_s->last_gtk, key, key_len);
463 wpa_s->last_gtk_len = key_len;
465 #endif /* CONFIG_TESTING_GET_GTK */
466 return wpa_drv_set_key(wpa_s, alg, addr, key_idx, set_tx, seq, seq_len,
471 static int wpa_supplicant_mlme_setprotection(void *wpa_s, const u8 *addr,
475 return wpa_drv_mlme_setprotection(wpa_s, addr, protection_type,
480 static int wpa_supplicant_add_pmkid(void *wpa_s,
481 const u8 *bssid, const u8 *pmkid)
483 return wpa_drv_add_pmkid(wpa_s, bssid, pmkid);
487 static int wpa_supplicant_remove_pmkid(void *wpa_s,
488 const u8 *bssid, const u8 *pmkid)
490 return wpa_drv_remove_pmkid(wpa_s, bssid, pmkid);
494 #ifdef CONFIG_IEEE80211R
495 static int wpa_supplicant_update_ft_ies(void *ctx, const u8 *md,
496 const u8 *ies, size_t ies_len)
498 struct wpa_supplicant *wpa_s = ctx;
499 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME)
500 return sme_update_ft_ies(wpa_s, md, ies, ies_len);
501 return wpa_drv_update_ft_ies(wpa_s, md, ies, ies_len);
505 static int wpa_supplicant_send_ft_action(void *ctx, u8 action,
507 const u8 *ies, size_t ies_len)
509 struct wpa_supplicant *wpa_s = ctx;
510 return wpa_drv_send_ft_action(wpa_s, action, target_ap, ies, ies_len);
514 static int wpa_supplicant_mark_authenticated(void *ctx, const u8 *target_ap)
516 struct wpa_supplicant *wpa_s = ctx;
517 struct wpa_driver_auth_params params;
520 bss = wpa_bss_get_bssid(wpa_s, target_ap);
524 os_memset(¶ms, 0, sizeof(params));
525 params.bssid = target_ap;
526 params.freq = bss->freq;
527 params.ssid = bss->ssid;
528 params.ssid_len = bss->ssid_len;
529 params.auth_alg = WPA_AUTH_ALG_FT;
530 params.local_state_change = 1;
531 return wpa_drv_authenticate(wpa_s, ¶ms);
533 #endif /* CONFIG_IEEE80211R */
538 static int wpa_supplicant_tdls_get_capa(void *ctx, int *tdls_supported,
541 struct wpa_supplicant *wpa_s = ctx;
546 if (!wpa_s->drv_capa_known)
549 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)
552 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP)
559 static int wpa_supplicant_send_tdls_mgmt(void *ctx, const u8 *dst,
560 u8 action_code, u8 dialog_token,
561 u16 status_code, const u8 *buf,
564 struct wpa_supplicant *wpa_s = ctx;
565 return wpa_drv_send_tdls_mgmt(wpa_s, dst, action_code, dialog_token,
566 status_code, buf, len);
570 static int wpa_supplicant_tdls_oper(void *ctx, int oper, const u8 *peer)
572 struct wpa_supplicant *wpa_s = ctx;
573 return wpa_drv_tdls_oper(wpa_s, oper, peer);
577 static int wpa_supplicant_tdls_peer_addset(
578 void *ctx, const u8 *peer, int add, u16 aid, u16 capability,
579 const u8 *supp_rates, size_t supp_rates_len,
580 const struct ieee80211_ht_capabilities *ht_capab,
581 const struct ieee80211_vht_capabilities *vht_capab,
582 u8 qosinfo, const u8 *ext_capab, size_t ext_capab_len,
583 const u8 *supp_channels, size_t supp_channels_len,
584 const u8 *supp_oper_classes, size_t supp_oper_classes_len)
586 struct wpa_supplicant *wpa_s = ctx;
587 struct hostapd_sta_add_params params;
589 os_memset(¶ms, 0, sizeof(params));
593 params.capability = capability;
594 params.flags = WPA_STA_TDLS_PEER | WPA_STA_AUTHORIZED;
597 * TDLS Setup frames do not contain WMM IEs, hence need to depend on
598 * qosinfo to check if the peer is WMM capable.
601 params.flags |= WPA_STA_WMM;
603 params.ht_capabilities = ht_capab;
604 params.vht_capabilities = vht_capab;
605 params.qosinfo = qosinfo;
606 params.listen_interval = 0;
607 params.supp_rates = supp_rates;
608 params.supp_rates_len = supp_rates_len;
610 params.ext_capab = ext_capab;
611 params.ext_capab_len = ext_capab_len;
612 params.supp_channels = supp_channels;
613 params.supp_channels_len = supp_channels_len;
614 params.supp_oper_classes = supp_oper_classes;
615 params.supp_oper_classes_len = supp_oper_classes_len;
617 return wpa_drv_sta_add(wpa_s, ¶ms);
620 #endif /* CONFIG_TDLS */
622 #endif /* CONFIG_NO_WPA */
625 enum wpa_ctrl_req_type wpa_supplicant_ctrl_req_from_string(const char *field)
627 if (os_strcmp(field, "IDENTITY") == 0)
628 return WPA_CTRL_REQ_EAP_IDENTITY;
629 else if (os_strcmp(field, "PASSWORD") == 0)
630 return WPA_CTRL_REQ_EAP_PASSWORD;
631 else if (os_strcmp(field, "NEW_PASSWORD") == 0)
632 return WPA_CTRL_REQ_EAP_NEW_PASSWORD;
633 else if (os_strcmp(field, "PIN") == 0)
634 return WPA_CTRL_REQ_EAP_PIN;
635 else if (os_strcmp(field, "OTP") == 0)
636 return WPA_CTRL_REQ_EAP_OTP;
637 else if (os_strcmp(field, "PASSPHRASE") == 0)
638 return WPA_CTRL_REQ_EAP_PASSPHRASE;
639 else if (os_strcmp(field, "SIM") == 0)
640 return WPA_CTRL_REQ_SIM;
641 return WPA_CTRL_REQ_UNKNOWN;
645 const char * wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,
646 const char *default_txt,
649 const char *ret = NULL;
654 case WPA_CTRL_REQ_EAP_IDENTITY:
658 case WPA_CTRL_REQ_EAP_PASSWORD:
662 case WPA_CTRL_REQ_EAP_NEW_PASSWORD:
663 *txt = "New Password";
664 ret = "NEW_PASSWORD";
666 case WPA_CTRL_REQ_EAP_PIN:
670 case WPA_CTRL_REQ_EAP_OTP:
673 case WPA_CTRL_REQ_EAP_PASSPHRASE:
674 *txt = "Private key passphrase";
677 case WPA_CTRL_REQ_SIM:
684 /* txt needs to be something */
686 wpa_printf(MSG_WARNING, "No message for request %d", field);
693 #ifdef IEEE8021X_EAPOL
694 #if defined(CONFIG_CTRL_IFACE) || !defined(CONFIG_NO_STDOUT_DEBUG)
695 static void wpa_supplicant_eap_param_needed(void *ctx,
696 enum wpa_ctrl_req_type field,
697 const char *default_txt)
699 struct wpa_supplicant *wpa_s = ctx;
700 struct wpa_ssid *ssid = wpa_s->current_ssid;
701 const char *field_name, *txt = NULL;
709 wpas_notify_network_request(wpa_s, ssid, field, default_txt);
711 field_name = wpa_supplicant_ctrl_req_to_string(field, default_txt,
713 if (field_name == NULL) {
714 wpa_printf(MSG_WARNING, "Unhandled EAP param %d needed",
719 wpas_notify_eap_status(wpa_s, "eap parameter needed", field_name);
721 buflen = 100 + os_strlen(txt) + ssid->ssid_len;
722 buf = os_malloc(buflen);
725 len = os_snprintf(buf, buflen,
726 WPA_CTRL_REQ "%s-%d:%s needed for SSID ",
727 field_name, ssid->id, txt);
728 if (len < 0 || (size_t) len >= buflen) {
732 if (ssid->ssid && buflen > len + ssid->ssid_len) {
733 os_memcpy(buf + len, ssid->ssid, ssid->ssid_len);
734 len += ssid->ssid_len;
737 buf[buflen - 1] = '\0';
738 wpa_msg(wpa_s, MSG_INFO, "%s", buf);
741 #else /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
742 #define wpa_supplicant_eap_param_needed NULL
743 #endif /* CONFIG_CTRL_IFACE || !CONFIG_NO_STDOUT_DEBUG */
746 static void wpa_supplicant_port_cb(void *ctx, int authorized)
748 struct wpa_supplicant *wpa_s = ctx;
750 if (wpa_s->ap_iface) {
751 wpa_printf(MSG_DEBUG, "AP mode active - skip EAPOL Supplicant "
753 authorized ? "Authorized" : "Unauthorized");
756 #endif /* CONFIG_AP */
757 wpa_printf(MSG_DEBUG, "EAPOL: Supplicant port status: %s",
758 authorized ? "Authorized" : "Unauthorized");
759 wpa_drv_set_supp_port(wpa_s, authorized);
763 static void wpa_supplicant_cert_cb(void *ctx, int depth, const char *subject,
764 const char *cert_hash,
765 const struct wpabuf *cert)
767 struct wpa_supplicant *wpa_s = ctx;
769 wpas_notify_certification(wpa_s, depth, subject, cert_hash, cert);
773 static void wpa_supplicant_status_cb(void *ctx, const char *status,
774 const char *parameter)
776 struct wpa_supplicant *wpa_s = ctx;
778 wpas_notify_eap_status(wpa_s, status, parameter);
782 static void wpa_supplicant_set_anon_id(void *ctx, const u8 *id, size_t len)
784 struct wpa_supplicant *wpa_s = ctx;
788 wpa_hexdump_ascii(MSG_DEBUG, "EAP method updated anonymous_identity",
791 if (wpa_s->current_ssid == NULL)
795 if (wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
799 str = os_malloc(len * 2 + 1);
802 wpa_snprintf_hex(str, len * 2 + 1, id, len);
803 res = wpa_config_set(wpa_s->current_ssid, "anonymous_identity",
810 if (wpa_s->conf->update_config) {
811 res = wpa_config_write(wpa_s->confname, wpa_s->conf);
813 wpa_printf(MSG_DEBUG, "Failed to update config after "
814 "anonymous_id update");
818 #endif /* IEEE8021X_EAPOL */
821 int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s)
823 #ifdef IEEE8021X_EAPOL
824 struct eapol_ctx *ctx;
825 ctx = os_zalloc(sizeof(*ctx));
827 wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context.");
832 ctx->msg_ctx = wpa_s;
833 ctx->eapol_send_ctx = wpa_s;
835 ctx->eapol_done_cb = wpa_supplicant_notify_eapol_done;
836 ctx->eapol_send = wpa_supplicant_eapol_send;
837 ctx->set_wep_key = wpa_eapol_set_wep_key;
838 #ifndef CONFIG_NO_CONFIG_BLOBS
839 ctx->set_config_blob = wpa_supplicant_set_config_blob;
840 ctx->get_config_blob = wpa_supplicant_get_config_blob;
841 #endif /* CONFIG_NO_CONFIG_BLOBS */
842 ctx->aborted_cached = wpa_supplicant_aborted_cached;
843 ctx->opensc_engine_path = wpa_s->conf->opensc_engine_path;
844 ctx->pkcs11_engine_path = wpa_s->conf->pkcs11_engine_path;
845 ctx->pkcs11_module_path = wpa_s->conf->pkcs11_module_path;
846 ctx->wps = wpa_s->wps;
847 ctx->eap_param_needed = wpa_supplicant_eap_param_needed;
848 ctx->port_cb = wpa_supplicant_port_cb;
849 ctx->cb = wpa_supplicant_eapol_cb;
850 ctx->cert_cb = wpa_supplicant_cert_cb;
851 ctx->status_cb = wpa_supplicant_status_cb;
852 ctx->set_anon_id = wpa_supplicant_set_anon_id;
854 wpa_s->eapol = eapol_sm_init(ctx);
855 if (wpa_s->eapol == NULL) {
857 wpa_printf(MSG_ERROR, "Failed to initialize EAPOL state "
861 #endif /* IEEE8021X_EAPOL */
867 #ifndef CONFIG_NO_WPA
868 static void wpa_supplicant_set_rekey_offload(void *ctx, const u8 *kek,
870 const u8 *replay_ctr)
872 struct wpa_supplicant *wpa_s = ctx;
874 wpa_drv_set_rekey_info(wpa_s, kek, kck, replay_ctr);
876 #endif /* CONFIG_NO_WPA */
879 int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s)
881 #ifndef CONFIG_NO_WPA
882 struct wpa_sm_ctx *ctx;
883 ctx = os_zalloc(sizeof(*ctx));
885 wpa_printf(MSG_ERROR, "Failed to allocate WPA context.");
890 ctx->msg_ctx = wpa_s;
891 ctx->set_state = _wpa_supplicant_set_state;
892 ctx->get_state = _wpa_supplicant_get_state;
893 ctx->deauthenticate = _wpa_supplicant_deauthenticate;
894 ctx->set_key = wpa_supplicant_set_key;
895 ctx->get_network_ctx = wpa_supplicant_get_network_ctx;
896 ctx->get_bssid = wpa_supplicant_get_bssid;
897 ctx->ether_send = _wpa_ether_send;
898 ctx->get_beacon_ie = wpa_supplicant_get_beacon_ie;
899 ctx->alloc_eapol = _wpa_alloc_eapol;
900 ctx->cancel_auth_timeout = _wpa_supplicant_cancel_auth_timeout;
901 ctx->add_pmkid = wpa_supplicant_add_pmkid;
902 ctx->remove_pmkid = wpa_supplicant_remove_pmkid;
903 #ifndef CONFIG_NO_CONFIG_BLOBS
904 ctx->set_config_blob = wpa_supplicant_set_config_blob;
905 ctx->get_config_blob = wpa_supplicant_get_config_blob;
906 #endif /* CONFIG_NO_CONFIG_BLOBS */
907 ctx->mlme_setprotection = wpa_supplicant_mlme_setprotection;
908 #ifdef CONFIG_IEEE80211R
909 ctx->update_ft_ies = wpa_supplicant_update_ft_ies;
910 ctx->send_ft_action = wpa_supplicant_send_ft_action;
911 ctx->mark_authenticated = wpa_supplicant_mark_authenticated;
912 #endif /* CONFIG_IEEE80211R */
914 ctx->tdls_get_capa = wpa_supplicant_tdls_get_capa;
915 ctx->send_tdls_mgmt = wpa_supplicant_send_tdls_mgmt;
916 ctx->tdls_oper = wpa_supplicant_tdls_oper;
917 ctx->tdls_peer_addset = wpa_supplicant_tdls_peer_addset;
918 #endif /* CONFIG_TDLS */
919 ctx->set_rekey_offload = wpa_supplicant_set_rekey_offload;
921 wpa_s->wpa = wpa_sm_init(ctx);
922 if (wpa_s->wpa == NULL) {
923 wpa_printf(MSG_ERROR, "Failed to initialize WPA state "
927 #endif /* CONFIG_NO_WPA */
933 void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s,
934 struct wpa_ssid *ssid)
936 struct rsn_supp_config conf;
938 os_memset(&conf, 0, sizeof(conf));
939 conf.network_ctx = ssid;
940 conf.peerkey_enabled = ssid->peerkey;
941 conf.allowed_pairwise_cipher = ssid->pairwise_cipher;
942 #ifdef IEEE8021X_EAPOL
943 conf.proactive_key_caching = ssid->proactive_key_caching < 0 ?
944 wpa_s->conf->okc : ssid->proactive_key_caching;
945 conf.eap_workaround = ssid->eap_workaround;
946 conf.eap_conf_ctx = &ssid->eap;
947 #endif /* IEEE8021X_EAPOL */
948 conf.ssid = ssid->ssid;
949 conf.ssid_len = ssid->ssid_len;
950 conf.wpa_ptk_rekey = ssid->wpa_ptk_rekey;
952 if (ssid->p2p_group && wpa_s->current_bss &&
953 !wpa_s->p2p_disable_ip_addr_req) {
955 p2p = wpa_bss_get_vendor_ie_multi(wpa_s->current_bss,
959 group_capab = p2p_get_group_capab(p2p);
961 P2P_GROUP_CAPAB_IP_ADDR_ALLOCATION)
966 #endif /* CONFIG_P2P */
968 wpa_sm_set_config(wpa_s->wpa, ssid ? &conf : NULL);