2 * WPA Supplicant - Basic AP mode support routines
3 * Copyright (c) 2003-2009, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2009, Atheros Communications
6 * This software may be distributed under the terms of the BSD license.
7 * See README for more details.
10 #include "utils/includes.h"
12 #include "utils/common.h"
13 #include "utils/eloop.h"
14 #include "utils/uuid.h"
15 #include "common/ieee802_11_defs.h"
16 #include "common/wpa_ctrl.h"
17 #include "eapol_supp/eapol_supp_sm.h"
18 #include "ap/hostapd.h"
19 #include "ap/ap_config.h"
20 #include "ap/ap_drv_ops.h"
22 #include "ap/ieee802_11.h"
23 #endif /* NEED_AP_MLME */
24 #include "ap/beacon.h"
25 #include "ap/ieee802_1x.h"
26 #include "ap/wps_hostapd.h"
27 #include "ap/ctrl_iface_ap.h"
29 #include "common/ieee802_11_defs.h"
30 #include "config_ssid.h"
32 #include "wpa_supplicant_i.h"
34 #include "p2p_supplicant.h"
36 #include "ap/sta_info.h"
41 static void wpas_wps_ap_pin_timeout(void *eloop_data
, void *user_ctx
);
42 #endif /* CONFIG_WPS */
45 #ifdef CONFIG_IEEE80211N
46 static void wpas_conf_ap_vht(struct wpa_supplicant
*wpa_s
,
47 struct hostapd_config
*conf
,
48 struct hostapd_hw_modes
*mode
)
51 u8 channel
= conf
->channel
;
53 if (!conf
->secondary_channel
)
56 center_chan
= wpas_p2p_get_vht80_center(wpa_s
, mode
, channel
);
60 /* Use 80 MHz channel */
61 conf
->vht_oper_chwidth
= 1;
62 conf
->vht_oper_centr_freq_seg0_idx
= center_chan
;
66 conf
->vht_oper_centr_freq_seg0_idx
=
67 channel
+ conf
->secondary_channel
* 2;
69 #endif /* CONFIG_IEEE80211N */
72 static int wpa_supplicant_conf_ap(struct wpa_supplicant
*wpa_s
,
73 struct wpa_ssid
*ssid
,
74 struct hostapd_config
*conf
)
76 struct hostapd_bss_config
*bss
= conf
->bss
[0];
78 conf
->driver
= wpa_s
->driver
;
80 os_strlcpy(bss
->iface
, wpa_s
->ifname
, sizeof(bss
->iface
));
82 conf
->hw_mode
= ieee80211_freq_to_chan(ssid
->frequency
,
84 if (conf
->hw_mode
== NUM_HOSTAPD_MODES
) {
85 wpa_printf(MSG_ERROR
, "Unsupported AP mode frequency: %d MHz",
90 /* TODO: enable HT40 if driver supports it;
91 * drop to 11b if driver does not support 11g */
93 #ifdef CONFIG_IEEE80211N
95 * Enable HT20 if the driver supports it, by setting conf->ieee80211n
96 * and a mask of allowed capabilities within conf->ht_capab.
97 * Using default config settings for: conf->ht_op_mode_fixed,
98 * conf->secondary_channel, conf->require_ht
100 if (wpa_s
->hw
.modes
) {
101 struct hostapd_hw_modes
*mode
= NULL
;
103 for (i
= 0; i
< wpa_s
->hw
.num_modes
; i
++) {
104 if (wpa_s
->hw
.modes
[i
].mode
== conf
->hw_mode
) {
105 mode
= &wpa_s
->hw
.modes
[i
];
110 #ifdef CONFIG_HT_OVERRIDES
111 if (ssid
->disable_ht
) {
112 conf
->ieee80211n
= 0;
116 #endif /* CONFIG_HT_OVERRIDES */
118 if (!no_ht
&& mode
&& mode
->ht_capab
) {
119 conf
->ieee80211n
= 1;
121 if (conf
->hw_mode
== HOSTAPD_MODE_IEEE80211A
&&
123 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
) &&
125 conf
->secondary_channel
=
126 wpas_p2p_get_ht40_mode(wpa_s
, mode
,
128 if (conf
->secondary_channel
)
130 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET
;
131 #endif /* CONFIG_P2P */
134 * white-list capabilities that won't cause issues
135 * to connecting stations, while leaving the current
136 * capabilities intact (currently disabled SMPS).
138 conf
->ht_capab
|= mode
->ht_capab
&
139 (HT_CAP_INFO_GREEN_FIELD
|
140 HT_CAP_INFO_SHORT_GI20MHZ
|
141 HT_CAP_INFO_SHORT_GI40MHZ
|
142 HT_CAP_INFO_RX_STBC_MASK
|
143 HT_CAP_INFO_MAX_AMSDU_SIZE
);
145 if (mode
->vht_capab
&& ssid
->vht
) {
146 conf
->ieee80211ac
= 1;
147 wpas_conf_ap_vht(wpa_s
, conf
, mode
);
151 #endif /* CONFIG_IEEE80211N */
154 if (conf
->hw_mode
== HOSTAPD_MODE_IEEE80211G
&&
155 (ssid
->mode
== WPAS_MODE_P2P_GO
||
156 ssid
->mode
== WPAS_MODE_P2P_GROUP_FORMATION
)) {
157 /* Remove 802.11b rates from supported and basic rate sets */
158 int *list
= os_malloc(4 * sizeof(int));
165 conf
->basic_rates
= list
;
167 list
= os_malloc(9 * sizeof(int));
179 conf
->supported_rates
= list
;
182 bss
->isolate
= !wpa_s
->conf
->p2p_intra_bss
;
183 bss
->force_per_enrollee_psk
= wpa_s
->global
->p2p_per_sta_psk
;
184 #endif /* CONFIG_P2P */
186 if (ssid
->ssid_len
== 0) {
187 wpa_printf(MSG_ERROR
, "No SSID configured for AP mode");
190 os_memcpy(bss
->ssid
.ssid
, ssid
->ssid
, ssid
->ssid_len
);
191 bss
->ssid
.ssid_len
= ssid
->ssid_len
;
192 bss
->ssid
.ssid_set
= 1;
194 bss
->ignore_broadcast_ssid
= ssid
->ignore_broadcast_ssid
;
197 bss
->auth_algs
= ssid
->auth_alg
;
199 if (wpa_key_mgmt_wpa_psk(ssid
->key_mgmt
))
200 bss
->wpa
= ssid
->proto
;
201 bss
->wpa_key_mgmt
= ssid
->key_mgmt
;
202 bss
->wpa_pairwise
= ssid
->pairwise_cipher
;
204 os_free(bss
->ssid
.wpa_psk
);
205 bss
->ssid
.wpa_psk
= os_zalloc(sizeof(struct hostapd_wpa_psk
));
206 if (bss
->ssid
.wpa_psk
== NULL
)
208 os_memcpy(bss
->ssid
.wpa_psk
->psk
, ssid
->psk
, PMK_LEN
);
209 bss
->ssid
.wpa_psk
->group
= 1;
210 } else if (ssid
->passphrase
) {
211 bss
->ssid
.wpa_passphrase
= os_strdup(ssid
->passphrase
);
212 } else if (ssid
->wep_key_len
[0] || ssid
->wep_key_len
[1] ||
213 ssid
->wep_key_len
[2] || ssid
->wep_key_len
[3]) {
214 struct hostapd_wep_keys
*wep
= &bss
->ssid
.wep
;
216 for (i
= 0; i
< NUM_WEP_KEYS
; i
++) {
217 if (ssid
->wep_key_len
[i
] == 0)
219 wep
->key
[i
] = os_malloc(ssid
->wep_key_len
[i
]);
220 if (wep
->key
[i
] == NULL
)
222 os_memcpy(wep
->key
[i
], ssid
->wep_key
[i
],
223 ssid
->wep_key_len
[i
]);
224 wep
->len
[i
] = ssid
->wep_key_len
[i
];
226 wep
->idx
= ssid
->wep_tx_keyidx
;
230 if (ssid
->ap_max_inactivity
)
231 bss
->ap_max_inactivity
= ssid
->ap_max_inactivity
;
233 if (ssid
->dtim_period
)
234 bss
->dtim_period
= ssid
->dtim_period
;
235 else if (wpa_s
->conf
->dtim_period
)
236 bss
->dtim_period
= wpa_s
->conf
->dtim_period
;
238 if (ssid
->beacon_int
)
239 conf
->beacon_int
= ssid
->beacon_int
;
240 else if (wpa_s
->conf
->beacon_int
)
241 conf
->beacon_int
= wpa_s
->conf
->beacon_int
;
243 if ((bss
->wpa
& 2) && bss
->rsn_pairwise
== 0)
244 bss
->rsn_pairwise
= bss
->wpa_pairwise
;
245 bss
->wpa_group
= wpa_select_ap_group_cipher(bss
->wpa
, bss
->wpa_pairwise
,
248 if (bss
->wpa
&& bss
->ieee802_1x
)
249 bss
->ssid
.security_policy
= SECURITY_WPA
;
251 bss
->ssid
.security_policy
= SECURITY_WPA_PSK
;
252 else if (bss
->ieee802_1x
) {
253 int cipher
= WPA_CIPHER_NONE
;
254 bss
->ssid
.security_policy
= SECURITY_IEEE_802_1X
;
255 bss
->ssid
.wep
.default_len
= bss
->default_wep_key_len
;
256 if (bss
->default_wep_key_len
)
257 cipher
= bss
->default_wep_key_len
>= 13 ?
258 WPA_CIPHER_WEP104
: WPA_CIPHER_WEP40
;
259 bss
->wpa_group
= cipher
;
260 bss
->wpa_pairwise
= cipher
;
261 bss
->rsn_pairwise
= cipher
;
262 } else if (bss
->ssid
.wep
.keys_set
) {
263 int cipher
= WPA_CIPHER_WEP40
;
264 if (bss
->ssid
.wep
.len
[0] >= 13)
265 cipher
= WPA_CIPHER_WEP104
;
266 bss
->ssid
.security_policy
= SECURITY_STATIC_WEP
;
267 bss
->wpa_group
= cipher
;
268 bss
->wpa_pairwise
= cipher
;
269 bss
->rsn_pairwise
= cipher
;
271 bss
->ssid
.security_policy
= SECURITY_PLAINTEXT
;
272 bss
->wpa_group
= WPA_CIPHER_NONE
;
273 bss
->wpa_pairwise
= WPA_CIPHER_NONE
;
274 bss
->rsn_pairwise
= WPA_CIPHER_NONE
;
277 if (bss
->wpa_group_rekey
< 86400 && (bss
->wpa
& 2) &&
278 (bss
->wpa_group
== WPA_CIPHER_CCMP
||
279 bss
->wpa_group
== WPA_CIPHER_GCMP
||
280 bss
->wpa_group
== WPA_CIPHER_CCMP_256
||
281 bss
->wpa_group
== WPA_CIPHER_GCMP_256
)) {
283 * Strong ciphers do not need frequent rekeying, so increase
284 * the default GTK rekeying period to 24 hours.
286 bss
->wpa_group_rekey
= 86400;
291 * Enable WPS by default for open and WPA/WPA2-Personal network, but
292 * require user interaction to actually use it. Only the internal
293 * Registrar is supported.
295 if (bss
->ssid
.security_policy
!= SECURITY_WPA_PSK
&&
296 bss
->ssid
.security_policy
!= SECURITY_PLAINTEXT
)
299 if (bss
->ssid
.security_policy
== SECURITY_WPA_PSK
&&
300 (!(bss
->rsn_pairwise
& WPA_CIPHER_CCMP
) || !(bss
->wpa
& 2)))
301 goto no_wps
; /* WPS2 does not allow WPA/TKIP-only
303 #endif /* CONFIG_WPS2 */
306 if (!ssid
->ignore_broadcast_ssid
)
309 bss
->ap_setup_locked
= 2;
310 if (wpa_s
->conf
->config_methods
)
311 bss
->config_methods
= os_strdup(wpa_s
->conf
->config_methods
);
312 os_memcpy(bss
->device_type
, wpa_s
->conf
->device_type
,
314 if (wpa_s
->conf
->device_name
) {
315 bss
->device_name
= os_strdup(wpa_s
->conf
->device_name
);
316 bss
->friendly_name
= os_strdup(wpa_s
->conf
->device_name
);
318 if (wpa_s
->conf
->manufacturer
)
319 bss
->manufacturer
= os_strdup(wpa_s
->conf
->manufacturer
);
320 if (wpa_s
->conf
->model_name
)
321 bss
->model_name
= os_strdup(wpa_s
->conf
->model_name
);
322 if (wpa_s
->conf
->model_number
)
323 bss
->model_number
= os_strdup(wpa_s
->conf
->model_number
);
324 if (wpa_s
->conf
->serial_number
)
325 bss
->serial_number
= os_strdup(wpa_s
->conf
->serial_number
);
326 if (is_nil_uuid(wpa_s
->conf
->uuid
))
327 os_memcpy(bss
->uuid
, wpa_s
->wps
->uuid
, WPS_UUID_LEN
);
329 os_memcpy(bss
->uuid
, wpa_s
->conf
->uuid
, WPS_UUID_LEN
);
330 os_memcpy(bss
->os_version
, wpa_s
->conf
->os_version
, 4);
331 bss
->pbc_in_m1
= wpa_s
->conf
->pbc_in_m1
;
333 #endif /* CONFIG_WPS */
335 if (wpa_s
->max_stations
&&
336 wpa_s
->max_stations
< wpa_s
->conf
->max_num_sta
)
337 bss
->max_num_sta
= wpa_s
->max_stations
;
339 bss
->max_num_sta
= wpa_s
->conf
->max_num_sta
;
341 bss
->disassoc_low_ack
= wpa_s
->conf
->disassoc_low_ack
;
343 if (wpa_s
->conf
->ap_vendor_elements
) {
344 bss
->vendor_elements
=
345 wpabuf_dup(wpa_s
->conf
->ap_vendor_elements
);
352 static void ap_public_action_rx(void *ctx
, const u8
*buf
, size_t len
, int freq
)
355 struct wpa_supplicant
*wpa_s
= ctx
;
356 const struct ieee80211_mgmt
*mgmt
;
359 mgmt
= (const struct ieee80211_mgmt
*) buf
;
360 hdr_len
= (const u8
*) &mgmt
->u
.action
.u
.vs_public_action
.action
- buf
;
363 wpas_p2p_rx_action(wpa_s
, mgmt
->da
, mgmt
->sa
, mgmt
->bssid
,
364 mgmt
->u
.action
.category
,
365 &mgmt
->u
.action
.u
.vs_public_action
.action
,
366 len
- hdr_len
, freq
);
367 #endif /* CONFIG_P2P */
371 static void ap_wps_event_cb(void *ctx
, enum wps_event event
,
372 union wps_event_data
*data
)
375 struct wpa_supplicant
*wpa_s
= ctx
;
377 if (event
== WPS_EV_FAIL
) {
378 struct wps_event_fail
*fail
= &data
->fail
;
380 if (wpa_s
->parent
&& wpa_s
->parent
!= wpa_s
&&
381 wpa_s
== wpa_s
->global
->p2p_group_formation
) {
383 * src/ap/wps_hostapd.c has already sent this on the
384 * main interface, so only send on the parent interface
387 wpa_msg(wpa_s
->parent
, MSG_INFO
, WPS_EVENT_FAIL
388 "msg=%d config_error=%d",
389 fail
->msg
, fail
->config_error
);
391 wpas_p2p_wps_failed(wpa_s
, fail
);
393 #endif /* CONFIG_P2P */
397 static void ap_sta_authorized_cb(void *ctx
, const u8
*mac_addr
,
398 int authorized
, const u8
*p2p_dev_addr
)
400 wpas_notify_sta_authorized(ctx
, mac_addr
, authorized
, p2p_dev_addr
);
405 static void ap_new_psk_cb(void *ctx
, const u8
*mac_addr
, const u8
*p2p_dev_addr
,
406 const u8
*psk
, size_t psk_len
)
409 struct wpa_supplicant
*wpa_s
= ctx
;
410 if (wpa_s
->ap_iface
== NULL
|| wpa_s
->current_ssid
== NULL
)
412 wpas_p2p_new_psk_cb(wpa_s
, mac_addr
, p2p_dev_addr
, psk
, psk_len
);
414 #endif /* CONFIG_P2P */
417 static int ap_vendor_action_rx(void *ctx
, const u8
*buf
, size_t len
, int freq
)
420 struct wpa_supplicant
*wpa_s
= ctx
;
421 const struct ieee80211_mgmt
*mgmt
;
424 mgmt
= (const struct ieee80211_mgmt
*) buf
;
425 hdr_len
= (const u8
*) &mgmt
->u
.action
.u
.vs_public_action
.action
- buf
;
428 wpas_p2p_rx_action(wpa_s
, mgmt
->da
, mgmt
->sa
, mgmt
->bssid
,
429 mgmt
->u
.action
.category
,
430 &mgmt
->u
.action
.u
.vs_public_action
.action
,
431 len
- hdr_len
, freq
);
432 #endif /* CONFIG_P2P */
437 static int ap_probe_req_rx(void *ctx
, const u8
*sa
, const u8
*da
,
438 const u8
*bssid
, const u8
*ie
, size_t ie_len
,
442 struct wpa_supplicant
*wpa_s
= ctx
;
443 return wpas_p2p_probe_req_rx(wpa_s
, sa
, da
, bssid
, ie
, ie_len
,
445 #else /* CONFIG_P2P */
447 #endif /* CONFIG_P2P */
451 static void ap_wps_reg_success_cb(void *ctx
, const u8
*mac_addr
,
455 struct wpa_supplicant
*wpa_s
= ctx
;
456 wpas_p2p_wps_success(wpa_s
, mac_addr
, 1);
457 #endif /* CONFIG_P2P */
461 static void wpas_ap_configured_cb(void *ctx
)
463 struct wpa_supplicant
*wpa_s
= ctx
;
465 wpa_supplicant_set_state(wpa_s
, WPA_COMPLETED
);
467 if (wpa_s
->ap_configured_cb
)
468 wpa_s
->ap_configured_cb(wpa_s
->ap_configured_cb_ctx
,
469 wpa_s
->ap_configured_cb_data
);
473 int wpa_supplicant_create_ap(struct wpa_supplicant
*wpa_s
,
474 struct wpa_ssid
*ssid
)
476 struct wpa_driver_associate_params params
;
477 struct hostapd_iface
*hapd_iface
;
478 struct hostapd_config
*conf
;
481 if (ssid
->ssid
== NULL
|| ssid
->ssid_len
== 0) {
482 wpa_printf(MSG_ERROR
, "No SSID configured for AP mode");
486 wpa_supplicant_ap_deinit(wpa_s
);
488 wpa_printf(MSG_DEBUG
, "Setting up AP (SSID='%s')",
489 wpa_ssid_txt(ssid
->ssid
, ssid
->ssid_len
));
491 os_memset(¶ms
, 0, sizeof(params
));
492 params
.ssid
= ssid
->ssid
;
493 params
.ssid_len
= ssid
->ssid_len
;
494 switch (ssid
->mode
) {
495 case WPAS_MODE_INFRA
:
496 params
.mode
= IEEE80211_MODE_INFRA
;
499 params
.mode
= IEEE80211_MODE_IBSS
;
502 case WPAS_MODE_P2P_GO
:
503 case WPAS_MODE_P2P_GROUP_FORMATION
:
504 params
.mode
= IEEE80211_MODE_AP
;
507 if (ssid
->frequency
== 0)
508 ssid
->frequency
= 2462; /* default channel 11 */
509 params
.freq
= ssid
->frequency
;
511 params
.wpa_proto
= ssid
->proto
;
512 if (ssid
->key_mgmt
& WPA_KEY_MGMT_PSK
)
513 wpa_s
->key_mgmt
= WPA_KEY_MGMT_PSK
;
515 wpa_s
->key_mgmt
= WPA_KEY_MGMT_NONE
;
516 params
.key_mgmt_suite
= wpa_s
->key_mgmt
;
518 wpa_s
->pairwise_cipher
= wpa_pick_pairwise_cipher(ssid
->pairwise_cipher
,
520 if (wpa_s
->pairwise_cipher
< 0) {
521 wpa_printf(MSG_WARNING
, "WPA: Failed to select pairwise "
525 params
.pairwise_suite
= wpa_s
->pairwise_cipher
;
526 params
.group_suite
= params
.pairwise_suite
;
529 if (ssid
->mode
== WPAS_MODE_P2P_GO
||
530 ssid
->mode
== WPAS_MODE_P2P_GROUP_FORMATION
)
532 #endif /* CONFIG_P2P */
534 if (wpa_s
->parent
->set_ap_uapsd
)
535 params
.uapsd
= wpa_s
->parent
->ap_uapsd
;
539 if (wpa_drv_associate(wpa_s
, ¶ms
) < 0) {
540 wpa_msg(wpa_s
, MSG_INFO
, "Failed to start AP functionality");
544 wpa_s
->ap_iface
= hapd_iface
= os_zalloc(sizeof(*wpa_s
->ap_iface
));
545 if (hapd_iface
== NULL
)
547 hapd_iface
->owner
= wpa_s
;
548 hapd_iface
->drv_flags
= wpa_s
->drv_flags
;
549 hapd_iface
->probe_resp_offloads
= wpa_s
->probe_resp_offloads
;
550 hapd_iface
->extended_capa
= wpa_s
->extended_capa
;
551 hapd_iface
->extended_capa_mask
= wpa_s
->extended_capa_mask
;
552 hapd_iface
->extended_capa_len
= wpa_s
->extended_capa_len
;
554 wpa_s
->ap_iface
->conf
= conf
= hostapd_config_defaults();
556 wpa_supplicant_ap_deinit(wpa_s
);
560 os_memcpy(wpa_s
->ap_iface
->conf
->wmm_ac_params
,
561 wpa_s
->conf
->wmm_ac_params
,
562 sizeof(wpa_s
->conf
->wmm_ac_params
));
564 if (params
.uapsd
> 0) {
565 conf
->bss
[0]->wmm_enabled
= 1;
566 conf
->bss
[0]->wmm_uapsd
= 1;
569 if (wpa_supplicant_conf_ap(wpa_s
, ssid
, conf
)) {
570 wpa_printf(MSG_ERROR
, "Failed to create AP configuration");
571 wpa_supplicant_ap_deinit(wpa_s
);
576 if (ssid
->mode
== WPAS_MODE_P2P_GO
)
577 conf
->bss
[0]->p2p
= P2P_ENABLED
| P2P_GROUP_OWNER
;
578 else if (ssid
->mode
== WPAS_MODE_P2P_GROUP_FORMATION
)
579 conf
->bss
[0]->p2p
= P2P_ENABLED
| P2P_GROUP_OWNER
|
581 #endif /* CONFIG_P2P */
583 hapd_iface
->num_bss
= conf
->num_bss
;
584 hapd_iface
->bss
= os_calloc(conf
->num_bss
,
585 sizeof(struct hostapd_data
*));
586 if (hapd_iface
->bss
== NULL
) {
587 wpa_supplicant_ap_deinit(wpa_s
);
591 for (i
= 0; i
< conf
->num_bss
; i
++) {
593 hostapd_alloc_bss_data(hapd_iface
, conf
,
595 if (hapd_iface
->bss
[i
] == NULL
) {
596 wpa_supplicant_ap_deinit(wpa_s
);
600 hapd_iface
->bss
[i
]->msg_ctx
= wpa_s
;
601 hapd_iface
->bss
[i
]->msg_ctx_parent
= wpa_s
->parent
;
602 hapd_iface
->bss
[i
]->public_action_cb
= ap_public_action_rx
;
603 hapd_iface
->bss
[i
]->public_action_cb_ctx
= wpa_s
;
604 hapd_iface
->bss
[i
]->vendor_action_cb
= ap_vendor_action_rx
;
605 hapd_iface
->bss
[i
]->vendor_action_cb_ctx
= wpa_s
;
606 hostapd_register_probereq_cb(hapd_iface
->bss
[i
],
607 ap_probe_req_rx
, wpa_s
);
608 hapd_iface
->bss
[i
]->wps_reg_success_cb
= ap_wps_reg_success_cb
;
609 hapd_iface
->bss
[i
]->wps_reg_success_cb_ctx
= wpa_s
;
610 hapd_iface
->bss
[i
]->wps_event_cb
= ap_wps_event_cb
;
611 hapd_iface
->bss
[i
]->wps_event_cb_ctx
= wpa_s
;
612 hapd_iface
->bss
[i
]->sta_authorized_cb
= ap_sta_authorized_cb
;
613 hapd_iface
->bss
[i
]->sta_authorized_cb_ctx
= wpa_s
;
615 hapd_iface
->bss
[i
]->new_psk_cb
= ap_new_psk_cb
;
616 hapd_iface
->bss
[i
]->new_psk_cb_ctx
= wpa_s
;
617 hapd_iface
->bss
[i
]->p2p
= wpa_s
->global
->p2p
;
618 hapd_iface
->bss
[i
]->p2p_group
= wpas_p2p_group_init(wpa_s
,
620 #endif /* CONFIG_P2P */
621 hapd_iface
->bss
[i
]->setup_complete_cb
= wpas_ap_configured_cb
;
622 hapd_iface
->bss
[i
]->setup_complete_cb_ctx
= wpa_s
;
625 os_memcpy(hapd_iface
->bss
[0]->own_addr
, wpa_s
->own_addr
, ETH_ALEN
);
626 hapd_iface
->bss
[0]->driver
= wpa_s
->driver
;
627 hapd_iface
->bss
[0]->drv_priv
= wpa_s
->drv_priv
;
629 wpa_s
->current_ssid
= ssid
;
630 eapol_sm_notify_config(wpa_s
->eapol
, NULL
, NULL
);
631 os_memcpy(wpa_s
->bssid
, wpa_s
->own_addr
, ETH_ALEN
);
632 wpa_s
->assoc_freq
= ssid
->frequency
;
634 if (hostapd_setup_interface(wpa_s
->ap_iface
)) {
635 wpa_printf(MSG_ERROR
, "Failed to initialize AP interface");
636 wpa_supplicant_ap_deinit(wpa_s
);
644 void wpa_supplicant_ap_deinit(struct wpa_supplicant
*wpa_s
)
647 eloop_cancel_timeout(wpas_wps_ap_pin_timeout
, wpa_s
, NULL
);
648 #endif /* CONFIG_WPS */
650 if (wpa_s
->ap_iface
== NULL
)
653 wpa_s
->current_ssid
= NULL
;
654 eapol_sm_notify_config(wpa_s
->eapol
, NULL
, NULL
);
655 wpa_s
->assoc_freq
= 0;
657 if (wpa_s
->ap_iface
->bss
)
658 wpa_s
->ap_iface
->bss
[0]->p2p_group
= NULL
;
659 wpas_p2p_group_deinit(wpa_s
);
660 #endif /* CONFIG_P2P */
661 hostapd_interface_deinit(wpa_s
->ap_iface
);
662 hostapd_interface_free(wpa_s
->ap_iface
);
663 wpa_s
->ap_iface
= NULL
;
664 wpa_drv_deinit_ap(wpa_s
);
668 void ap_tx_status(void *ctx
, const u8
*addr
,
669 const u8
*buf
, size_t len
, int ack
)
672 struct wpa_supplicant
*wpa_s
= ctx
;
673 hostapd_tx_status(wpa_s
->ap_iface
->bss
[0], addr
, buf
, len
, ack
);
674 #endif /* NEED_AP_MLME */
678 void ap_eapol_tx_status(void *ctx
, const u8
*dst
,
679 const u8
*data
, size_t len
, int ack
)
682 struct wpa_supplicant
*wpa_s
= ctx
;
683 hostapd_tx_status(wpa_s
->ap_iface
->bss
[0], dst
, data
, len
, ack
);
684 #endif /* NEED_AP_MLME */
688 void ap_client_poll_ok(void *ctx
, const u8
*addr
)
691 struct wpa_supplicant
*wpa_s
= ctx
;
693 hostapd_client_poll_ok(wpa_s
->ap_iface
->bss
[0], addr
);
694 #endif /* NEED_AP_MLME */
698 void ap_rx_from_unknown_sta(void *ctx
, const u8
*addr
, int wds
)
701 struct wpa_supplicant
*wpa_s
= ctx
;
702 ieee802_11_rx_from_unknown(wpa_s
->ap_iface
->bss
[0], addr
, wds
);
703 #endif /* NEED_AP_MLME */
707 void ap_mgmt_rx(void *ctx
, struct rx_mgmt
*rx_mgmt
)
710 struct wpa_supplicant
*wpa_s
= ctx
;
711 struct hostapd_frame_info fi
;
712 os_memset(&fi
, 0, sizeof(fi
));
713 fi
.datarate
= rx_mgmt
->datarate
;
714 fi
.ssi_signal
= rx_mgmt
->ssi_signal
;
715 ieee802_11_mgmt(wpa_s
->ap_iface
->bss
[0], rx_mgmt
->frame
,
716 rx_mgmt
->frame_len
, &fi
);
717 #endif /* NEED_AP_MLME */
721 void ap_mgmt_tx_cb(void *ctx
, const u8
*buf
, size_t len
, u16 stype
, int ok
)
724 struct wpa_supplicant
*wpa_s
= ctx
;
725 ieee802_11_mgmt_cb(wpa_s
->ap_iface
->bss
[0], buf
, len
, stype
, ok
);
726 #endif /* NEED_AP_MLME */
730 void wpa_supplicant_ap_rx_eapol(struct wpa_supplicant
*wpa_s
,
731 const u8
*src_addr
, const u8
*buf
, size_t len
)
733 ieee802_1x_receive(wpa_s
->ap_iface
->bss
[0], src_addr
, buf
, len
);
739 int wpa_supplicant_ap_wps_pbc(struct wpa_supplicant
*wpa_s
, const u8
*bssid
,
740 const u8
*p2p_dev_addr
)
742 if (!wpa_s
->ap_iface
)
744 return hostapd_wps_button_pushed(wpa_s
->ap_iface
->bss
[0],
749 int wpa_supplicant_ap_wps_cancel(struct wpa_supplicant
*wpa_s
)
751 struct wps_registrar
*reg
;
752 int reg_sel
= 0, wps_sta
= 0;
754 if (!wpa_s
->ap_iface
|| !wpa_s
->ap_iface
->bss
[0]->wps
)
757 reg
= wpa_s
->ap_iface
->bss
[0]->wps
->registrar
;
758 reg_sel
= wps_registrar_wps_cancel(reg
);
759 wps_sta
= ap_for_each_sta(wpa_s
->ap_iface
->bss
[0],
760 ap_sta_wps_cancel
, NULL
);
762 if (!reg_sel
&& !wps_sta
) {
763 wpa_printf(MSG_DEBUG
, "No WPS operation in progress at this "
769 * There are 2 cases to return wps cancel as success:
770 * 1. When wps cancel was initiated but no connection has been
771 * established with client yet.
772 * 2. Client is in the middle of exchanging WPS messages.
779 int wpa_supplicant_ap_wps_pin(struct wpa_supplicant
*wpa_s
, const u8
*bssid
,
780 const char *pin
, char *buf
, size_t buflen
,
783 int ret
, ret_len
= 0;
785 if (!wpa_s
->ap_iface
)
789 unsigned int rpin
= wps_generate_pin();
790 ret_len
= os_snprintf(buf
, buflen
, "%08d", rpin
);
793 ret_len
= os_snprintf(buf
, buflen
, "%s", pin
);
795 ret
= hostapd_wps_add_pin(wpa_s
->ap_iface
->bss
[0], bssid
, "any", pin
,
803 static void wpas_wps_ap_pin_timeout(void *eloop_data
, void *user_ctx
)
805 struct wpa_supplicant
*wpa_s
= eloop_data
;
806 wpa_printf(MSG_DEBUG
, "WPS: AP PIN timed out");
807 wpas_wps_ap_pin_disable(wpa_s
);
811 static void wpas_wps_ap_pin_enable(struct wpa_supplicant
*wpa_s
, int timeout
)
813 struct hostapd_data
*hapd
;
815 if (wpa_s
->ap_iface
== NULL
)
817 hapd
= wpa_s
->ap_iface
->bss
[0];
818 wpa_printf(MSG_DEBUG
, "WPS: Enabling AP PIN (timeout=%d)", timeout
);
819 hapd
->ap_pin_failures
= 0;
820 eloop_cancel_timeout(wpas_wps_ap_pin_timeout
, wpa_s
, NULL
);
822 eloop_register_timeout(timeout
, 0,
823 wpas_wps_ap_pin_timeout
, wpa_s
, NULL
);
827 void wpas_wps_ap_pin_disable(struct wpa_supplicant
*wpa_s
)
829 struct hostapd_data
*hapd
;
831 if (wpa_s
->ap_iface
== NULL
)
833 wpa_printf(MSG_DEBUG
, "WPS: Disabling AP PIN");
834 hapd
= wpa_s
->ap_iface
->bss
[0];
835 os_free(hapd
->conf
->ap_pin
);
836 hapd
->conf
->ap_pin
= NULL
;
837 eloop_cancel_timeout(wpas_wps_ap_pin_timeout
, wpa_s
, NULL
);
841 const char * wpas_wps_ap_pin_random(struct wpa_supplicant
*wpa_s
, int timeout
)
843 struct hostapd_data
*hapd
;
847 if (wpa_s
->ap_iface
== NULL
)
849 hapd
= wpa_s
->ap_iface
->bss
[0];
850 pin
= wps_generate_pin();
851 os_snprintf(pin_txt
, sizeof(pin_txt
), "%08u", pin
);
852 os_free(hapd
->conf
->ap_pin
);
853 hapd
->conf
->ap_pin
= os_strdup(pin_txt
);
854 if (hapd
->conf
->ap_pin
== NULL
)
856 wpas_wps_ap_pin_enable(wpa_s
, timeout
);
858 return hapd
->conf
->ap_pin
;
862 const char * wpas_wps_ap_pin_get(struct wpa_supplicant
*wpa_s
)
864 struct hostapd_data
*hapd
;
865 if (wpa_s
->ap_iface
== NULL
)
867 hapd
= wpa_s
->ap_iface
->bss
[0];
868 return hapd
->conf
->ap_pin
;
872 int wpas_wps_ap_pin_set(struct wpa_supplicant
*wpa_s
, const char *pin
,
875 struct hostapd_data
*hapd
;
879 if (wpa_s
->ap_iface
== NULL
)
881 hapd
= wpa_s
->ap_iface
->bss
[0];
882 ret
= os_snprintf(pin_txt
, sizeof(pin_txt
), "%s", pin
);
883 if (ret
< 0 || ret
>= (int) sizeof(pin_txt
))
885 os_free(hapd
->conf
->ap_pin
);
886 hapd
->conf
->ap_pin
= os_strdup(pin_txt
);
887 if (hapd
->conf
->ap_pin
== NULL
)
889 wpas_wps_ap_pin_enable(wpa_s
, timeout
);
895 void wpa_supplicant_ap_pwd_auth_fail(struct wpa_supplicant
*wpa_s
)
897 struct hostapd_data
*hapd
;
899 if (wpa_s
->ap_iface
== NULL
)
901 hapd
= wpa_s
->ap_iface
->bss
[0];
904 * Registrar failed to prove its knowledge of the AP PIN. Disable AP
905 * PIN if this happens multiple times to slow down brute force attacks.
907 hapd
->ap_pin_failures
++;
908 wpa_printf(MSG_DEBUG
, "WPS: AP PIN authentication failure number %u",
909 hapd
->ap_pin_failures
);
910 if (hapd
->ap_pin_failures
< 3)
913 wpa_printf(MSG_DEBUG
, "WPS: Disable AP PIN");
914 hapd
->ap_pin_failures
= 0;
915 os_free(hapd
->conf
->ap_pin
);
916 hapd
->conf
->ap_pin
= NULL
;
920 #ifdef CONFIG_WPS_NFC
922 struct wpabuf
* wpas_ap_wps_nfc_config_token(struct wpa_supplicant
*wpa_s
,
925 struct hostapd_data
*hapd
;
927 if (wpa_s
->ap_iface
== NULL
)
929 hapd
= wpa_s
->ap_iface
->bss
[0];
930 return hostapd_wps_nfc_config_token(hapd
, ndef
);
934 struct wpabuf
* wpas_ap_wps_nfc_handover_sel(struct wpa_supplicant
*wpa_s
,
937 struct hostapd_data
*hapd
;
939 if (wpa_s
->ap_iface
== NULL
)
941 hapd
= wpa_s
->ap_iface
->bss
[0];
942 return hostapd_wps_nfc_hs_cr(hapd
, ndef
);
945 #endif /* CONFIG_WPS_NFC */
947 #endif /* CONFIG_WPS */
950 #ifdef CONFIG_CTRL_IFACE
952 int ap_ctrl_iface_sta_first(struct wpa_supplicant
*wpa_s
,
953 char *buf
, size_t buflen
)
955 if (wpa_s
->ap_iface
== NULL
)
957 return hostapd_ctrl_iface_sta_first(wpa_s
->ap_iface
->bss
[0],
962 int ap_ctrl_iface_sta(struct wpa_supplicant
*wpa_s
, const char *txtaddr
,
963 char *buf
, size_t buflen
)
965 if (wpa_s
->ap_iface
== NULL
)
967 return hostapd_ctrl_iface_sta(wpa_s
->ap_iface
->bss
[0], txtaddr
,
972 int ap_ctrl_iface_sta_next(struct wpa_supplicant
*wpa_s
, const char *txtaddr
,
973 char *buf
, size_t buflen
)
975 if (wpa_s
->ap_iface
== NULL
)
977 return hostapd_ctrl_iface_sta_next(wpa_s
->ap_iface
->bss
[0], txtaddr
,
982 int ap_ctrl_iface_sta_disassociate(struct wpa_supplicant
*wpa_s
,
985 if (wpa_s
->ap_iface
== NULL
)
987 return hostapd_ctrl_iface_disassociate(wpa_s
->ap_iface
->bss
[0],
992 int ap_ctrl_iface_sta_deauthenticate(struct wpa_supplicant
*wpa_s
,
995 if (wpa_s
->ap_iface
== NULL
)
997 return hostapd_ctrl_iface_deauthenticate(wpa_s
->ap_iface
->bss
[0],
1002 int ap_ctrl_iface_wpa_get_status(struct wpa_supplicant
*wpa_s
, char *buf
,
1003 size_t buflen
, int verbose
)
1005 char *pos
= buf
, *end
= buf
+ buflen
;
1007 struct hostapd_bss_config
*conf
;
1009 if (wpa_s
->ap_iface
== NULL
)
1012 conf
= wpa_s
->ap_iface
->bss
[0]->conf
;
1016 ret
= os_snprintf(pos
, end
- pos
,
1017 "pairwise_cipher=%s\n"
1020 wpa_cipher_txt(conf
->rsn_pairwise
),
1021 wpa_cipher_txt(conf
->wpa_group
),
1022 wpa_key_mgmt_txt(conf
->wpa_key_mgmt
,
1024 if (ret
< 0 || ret
>= end
- pos
)
1030 #endif /* CONFIG_CTRL_IFACE */
1033 int wpa_supplicant_ap_update_beacon(struct wpa_supplicant
*wpa_s
)
1035 struct hostapd_iface
*iface
= wpa_s
->ap_iface
;
1036 struct wpa_ssid
*ssid
= wpa_s
->current_ssid
;
1037 struct hostapd_data
*hapd
;
1039 if (ssid
== NULL
|| wpa_s
->ap_iface
== NULL
||
1040 ssid
->mode
== WPAS_MODE_INFRA
||
1041 ssid
->mode
== WPAS_MODE_IBSS
)
1045 if (ssid
->mode
== WPAS_MODE_P2P_GO
)
1046 iface
->conf
->bss
[0]->p2p
= P2P_ENABLED
| P2P_GROUP_OWNER
;
1047 else if (ssid
->mode
== WPAS_MODE_P2P_GROUP_FORMATION
)
1048 iface
->conf
->bss
[0]->p2p
= P2P_ENABLED
| P2P_GROUP_OWNER
|
1049 P2P_GROUP_FORMATION
;
1050 #endif /* CONFIG_P2P */
1052 hapd
= iface
->bss
[0];
1053 if (hapd
->drv_priv
== NULL
)
1055 ieee802_11_set_beacons(iface
);
1056 hostapd_set_ap_wps_ie(hapd
);
1062 int ap_switch_channel(struct wpa_supplicant
*wpa_s
,
1063 struct csa_settings
*settings
)
1066 if (!wpa_s
->ap_iface
|| !wpa_s
->ap_iface
->bss
[0])
1069 return hostapd_switch_channel(wpa_s
->ap_iface
->bss
[0], settings
);
1070 #else /* NEED_AP_MLME */
1072 #endif /* NEED_AP_MLME */
1076 int ap_ctrl_iface_chanswitch(struct wpa_supplicant
*wpa_s
, const char *pos
)
1078 struct csa_settings settings
;
1079 int ret
= hostapd_parse_csa_settings(pos
, &settings
);
1084 return ap_switch_channel(wpa_s
, &settings
);
1088 void wpas_ap_ch_switch(struct wpa_supplicant
*wpa_s
, int freq
, int ht
,
1089 int offset
, int width
, int cf1
, int cf2
)
1091 if (!wpa_s
->ap_iface
)
1094 wpa_s
->assoc_freq
= freq
;
1095 hostapd_event_ch_switch(wpa_s
->ap_iface
->bss
[0], freq
, ht
, offset
, width
, cf1
, cf1
);
1099 int wpa_supplicant_ap_mac_addr_filter(struct wpa_supplicant
*wpa_s
,
1102 struct hostapd_data
*hapd
;
1103 struct hostapd_bss_config
*conf
;
1105 if (!wpa_s
->ap_iface
)
1109 wpa_printf(MSG_DEBUG
, "AP: Set MAC address filter: " MACSTR
,
1112 wpa_printf(MSG_DEBUG
, "AP: Clear MAC address filter");
1114 hapd
= wpa_s
->ap_iface
->bss
[0];
1117 os_free(conf
->accept_mac
);
1118 conf
->accept_mac
= NULL
;
1119 conf
->num_accept_mac
= 0;
1120 os_free(conf
->deny_mac
);
1121 conf
->deny_mac
= NULL
;
1122 conf
->num_deny_mac
= 0;
1125 conf
->macaddr_acl
= ACCEPT_UNLESS_DENIED
;
1129 conf
->macaddr_acl
= DENY_UNLESS_ACCEPTED
;
1130 conf
->accept_mac
= os_zalloc(sizeof(struct mac_acl_entry
));
1131 if (conf
->accept_mac
== NULL
)
1133 os_memcpy(conf
->accept_mac
[0].addr
, addr
, ETH_ALEN
);
1134 conf
->num_accept_mac
= 1;