blob: f150679e77744514d02d109c7394e5be54712ca1 [file] [log] [blame]
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001/*
2 * WPA Supplicant - Basic AP mode support routines
3 * Copyright (c) 2003-2009, Jouni Malinen <j@w1.fi>
4 * Copyright (c) 2009, Atheros Communications
5 *
Dmitry Shmidtc5ec7f52012-03-06 16:33:24 -08006 * This software may be distributed under the terms of the BSD license.
7 * See README for more details.
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07008 */
9
10#include "utils/includes.h"
11
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"
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -070017#include "eapol_supp/eapol_supp_sm.h"
Dmitry Shmidtcf32e602014-01-28 10:57:39 -080018#include "crypto/dh_group5.h"
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070019#include "ap/hostapd.h"
20#include "ap/ap_config.h"
21#include "ap/ap_drv_ops.h"
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080022#ifdef NEED_AP_MLME
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070023#include "ap/ieee802_11.h"
24#endif /* NEED_AP_MLME */
25#include "ap/beacon.h"
26#include "ap/ieee802_1x.h"
27#include "ap/wps_hostapd.h"
28#include "ap/ctrl_iface_ap.h"
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070029#include "wps/wps.h"
30#include "common/ieee802_11_defs.h"
31#include "config_ssid.h"
32#include "config.h"
33#include "wpa_supplicant_i.h"
34#include "driver_i.h"
35#include "p2p_supplicant.h"
36#include "ap.h"
37#include "ap/sta_info.h"
38#include "notify.h"
39
40
41#ifdef CONFIG_WPS
42static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx);
43#endif /* CONFIG_WPS */
44
45
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -070046#ifdef CONFIG_IEEE80211N
47static void wpas_conf_ap_vht(struct wpa_supplicant *wpa_s,
48 struct hostapd_config *conf,
49 struct hostapd_hw_modes *mode)
50{
51 u8 center_chan = 0;
52 u8 channel = conf->channel;
53
54 if (!conf->secondary_channel)
55 goto no_vht;
56
57 center_chan = wpas_p2p_get_vht80_center(wpa_s, mode, channel);
58 if (!center_chan)
59 goto no_vht;
60
61 /* Use 80 MHz channel */
62 conf->vht_oper_chwidth = 1;
63 conf->vht_oper_centr_freq_seg0_idx = center_chan;
64 return;
65
66no_vht:
67 conf->vht_oper_centr_freq_seg0_idx =
68 channel + conf->secondary_channel * 2;
69}
70#endif /* CONFIG_IEEE80211N */
71
72
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070073static int wpa_supplicant_conf_ap(struct wpa_supplicant *wpa_s,
74 struct wpa_ssid *ssid,
75 struct hostapd_config *conf)
76{
Dmitry Shmidtcce06662013-11-04 18:44:24 -080077 struct hostapd_bss_config *bss = conf->bss[0];
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070078
79 conf->driver = wpa_s->driver;
80
81 os_strlcpy(bss->iface, wpa_s->ifname, sizeof(bss->iface));
82
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -070083 conf->hw_mode = ieee80211_freq_to_chan(ssid->frequency,
84 &conf->channel);
85 if (conf->hw_mode == NUM_HOSTAPD_MODES) {
86 wpa_printf(MSG_ERROR, "Unsupported AP mode frequency: %d MHz",
87 ssid->frequency);
88 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070089 }
90
Dmitry Shmidtc55524a2011-07-07 11:18:38 -070091 /* TODO: enable HT40 if driver supports it;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -070092 * drop to 11b if driver does not support 11g */
93
Dmitry Shmidtc55524a2011-07-07 11:18:38 -070094#ifdef CONFIG_IEEE80211N
95 /*
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080096 * Enable HT20 if the driver supports it, by setting conf->ieee80211n
97 * and a mask of allowed capabilities within conf->ht_capab.
Dmitry Shmidtc55524a2011-07-07 11:18:38 -070098 * Using default config settings for: conf->ht_op_mode_fixed,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -080099 * conf->secondary_channel, conf->require_ht
Dmitry Shmidtc55524a2011-07-07 11:18:38 -0700100 */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800101 if (wpa_s->hw.modes) {
Dmitry Shmidtc55524a2011-07-07 11:18:38 -0700102 struct hostapd_hw_modes *mode = NULL;
Dmitry Shmidt04949592012-07-19 12:16:46 -0700103 int i, no_ht = 0;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800104 for (i = 0; i < wpa_s->hw.num_modes; i++) {
105 if (wpa_s->hw.modes[i].mode == conf->hw_mode) {
106 mode = &wpa_s->hw.modes[i];
Dmitry Shmidtc55524a2011-07-07 11:18:38 -0700107 break;
108 }
109 }
Dmitry Shmidt04949592012-07-19 12:16:46 -0700110
111#ifdef CONFIG_HT_OVERRIDES
112 if (ssid->disable_ht) {
113 conf->ieee80211n = 0;
114 conf->ht_capab = 0;
115 no_ht = 1;
116 }
117#endif /* CONFIG_HT_OVERRIDES */
118
119 if (!no_ht && mode && mode->ht_capab) {
Dmitry Shmidtc55524a2011-07-07 11:18:38 -0700120 conf->ieee80211n = 1;
Dmitry Shmidt61d9df32012-08-29 16:22:06 -0700121#ifdef CONFIG_P2P
122 if (conf->hw_mode == HOSTAPD_MODE_IEEE80211A &&
123 (mode->ht_capab &
124 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) &&
125 ssid->ht40)
126 conf->secondary_channel =
127 wpas_p2p_get_ht40_mode(wpa_s, mode,
128 conf->channel);
129 if (conf->secondary_channel)
130 conf->ht_capab |=
131 HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
132#endif /* CONFIG_P2P */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800133
134 /*
135 * white-list capabilities that won't cause issues
136 * to connecting stations, while leaving the current
137 * capabilities intact (currently disabled SMPS).
138 */
139 conf->ht_capab |= mode->ht_capab &
140 (HT_CAP_INFO_GREEN_FIELD |
141 HT_CAP_INFO_SHORT_GI20MHZ |
142 HT_CAP_INFO_SHORT_GI40MHZ |
143 HT_CAP_INFO_RX_STBC_MASK |
144 HT_CAP_INFO_MAX_AMSDU_SIZE);
Dmitry Shmidt68d0e3e2013-10-28 17:59:21 -0700145
146 if (mode->vht_capab && ssid->vht) {
147 conf->ieee80211ac = 1;
148 wpas_conf_ap_vht(wpa_s, conf, mode);
149 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800150 }
Dmitry Shmidtc55524a2011-07-07 11:18:38 -0700151 }
152#endif /* CONFIG_IEEE80211N */
153
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700154#ifdef CONFIG_P2P
Dmitry Shmidt34af3062013-07-11 10:46:32 -0700155 if (conf->hw_mode == HOSTAPD_MODE_IEEE80211G &&
156 (ssid->mode == WPAS_MODE_P2P_GO ||
157 ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700158 /* Remove 802.11b rates from supported and basic rate sets */
159 int *list = os_malloc(4 * sizeof(int));
160 if (list) {
161 list[0] = 60;
162 list[1] = 120;
163 list[2] = 240;
164 list[3] = -1;
165 }
166 conf->basic_rates = list;
167
168 list = os_malloc(9 * sizeof(int));
169 if (list) {
170 list[0] = 60;
171 list[1] = 90;
172 list[2] = 120;
173 list[3] = 180;
174 list[4] = 240;
175 list[5] = 360;
176 list[6] = 480;
177 list[7] = 540;
178 list[8] = -1;
179 }
180 conf->supported_rates = list;
181 }
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800182
183 bss->isolate = !wpa_s->conf->p2p_intra_bss;
Dmitry Shmidt391c59f2013-09-03 12:16:28 -0700184 bss->force_per_enrollee_psk = wpa_s->global->p2p_per_sta_psk;
Dmitry Shmidtcf32e602014-01-28 10:57:39 -0800185
186 if (ssid->p2p_group) {
187 os_memcpy(bss->ip_addr_go, wpa_s->parent->conf->ip_addr_go, 4);
188 os_memcpy(bss->ip_addr_mask, wpa_s->parent->conf->ip_addr_mask,
189 4);
190 os_memcpy(bss->ip_addr_start,
191 wpa_s->parent->conf->ip_addr_start, 4);
192 os_memcpy(bss->ip_addr_end, wpa_s->parent->conf->ip_addr_end,
193 4);
194 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700195#endif /* CONFIG_P2P */
196
197 if (ssid->ssid_len == 0) {
198 wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
199 return -1;
200 }
201 os_memcpy(bss->ssid.ssid, ssid->ssid, ssid->ssid_len);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700202 bss->ssid.ssid_len = ssid->ssid_len;
203 bss->ssid.ssid_set = 1;
204
Dmitry Shmidt04949592012-07-19 12:16:46 -0700205 bss->ignore_broadcast_ssid = ssid->ignore_broadcast_ssid;
206
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800207 if (ssid->auth_alg)
208 bss->auth_algs = ssid->auth_alg;
209
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700210 if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt))
211 bss->wpa = ssid->proto;
212 bss->wpa_key_mgmt = ssid->key_mgmt;
213 bss->wpa_pairwise = ssid->pairwise_cipher;
Dmitry Shmidtd5e49232012-12-03 15:08:10 -0800214 if (ssid->psk_set) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700215 os_free(bss->ssid.wpa_psk);
216 bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
217 if (bss->ssid.wpa_psk == NULL)
218 return -1;
219 os_memcpy(bss->ssid.wpa_psk->psk, ssid->psk, PMK_LEN);
220 bss->ssid.wpa_psk->group = 1;
Dmitry Shmidtd5e49232012-12-03 15:08:10 -0800221 } else if (ssid->passphrase) {
222 bss->ssid.wpa_passphrase = os_strdup(ssid->passphrase);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800223 } else if (ssid->wep_key_len[0] || ssid->wep_key_len[1] ||
224 ssid->wep_key_len[2] || ssid->wep_key_len[3]) {
225 struct hostapd_wep_keys *wep = &bss->ssid.wep;
226 int i;
227 for (i = 0; i < NUM_WEP_KEYS; i++) {
228 if (ssid->wep_key_len[i] == 0)
229 continue;
230 wep->key[i] = os_malloc(ssid->wep_key_len[i]);
231 if (wep->key[i] == NULL)
232 return -1;
233 os_memcpy(wep->key[i], ssid->wep_key[i],
234 ssid->wep_key_len[i]);
235 wep->len[i] = ssid->wep_key_len[i];
236 }
237 wep->idx = ssid->wep_tx_keyidx;
238 wep->keys_set = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700239 }
240
Dmitry Shmidt04949592012-07-19 12:16:46 -0700241 if (ssid->ap_max_inactivity)
242 bss->ap_max_inactivity = ssid->ap_max_inactivity;
243
244 if (ssid->dtim_period)
245 bss->dtim_period = ssid->dtim_period;
Dmitry Shmidt7a5e50a2013-03-05 12:37:16 -0800246 else if (wpa_s->conf->dtim_period)
247 bss->dtim_period = wpa_s->conf->dtim_period;
248
249 if (ssid->beacon_int)
250 conf->beacon_int = ssid->beacon_int;
251 else if (wpa_s->conf->beacon_int)
252 conf->beacon_int = wpa_s->conf->beacon_int;
Dmitry Shmidt04949592012-07-19 12:16:46 -0700253
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -0800254 if ((bss->wpa & 2) && bss->rsn_pairwise == 0)
255 bss->rsn_pairwise = bss->wpa_pairwise;
256 bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa, bss->wpa_pairwise,
257 bss->rsn_pairwise);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700258
259 if (bss->wpa && bss->ieee802_1x)
260 bss->ssid.security_policy = SECURITY_WPA;
261 else if (bss->wpa)
262 bss->ssid.security_policy = SECURITY_WPA_PSK;
263 else if (bss->ieee802_1x) {
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800264 int cipher = WPA_CIPHER_NONE;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700265 bss->ssid.security_policy = SECURITY_IEEE_802_1X;
266 bss->ssid.wep.default_len = bss->default_wep_key_len;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800267 if (bss->default_wep_key_len)
268 cipher = bss->default_wep_key_len >= 13 ?
269 WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40;
270 bss->wpa_group = cipher;
271 bss->wpa_pairwise = cipher;
272 bss->rsn_pairwise = cipher;
273 } else if (bss->ssid.wep.keys_set) {
274 int cipher = WPA_CIPHER_WEP40;
275 if (bss->ssid.wep.len[0] >= 13)
276 cipher = WPA_CIPHER_WEP104;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700277 bss->ssid.security_policy = SECURITY_STATIC_WEP;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800278 bss->wpa_group = cipher;
279 bss->wpa_pairwise = cipher;
280 bss->rsn_pairwise = cipher;
281 } else {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700282 bss->ssid.security_policy = SECURITY_PLAINTEXT;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800283 bss->wpa_group = WPA_CIPHER_NONE;
284 bss->wpa_pairwise = WPA_CIPHER_NONE;
285 bss->rsn_pairwise = WPA_CIPHER_NONE;
286 }
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700287
Dmitry Shmidt8da800a2013-04-24 12:57:01 -0700288 if (bss->wpa_group_rekey < 86400 && (bss->wpa & 2) &&
289 (bss->wpa_group == WPA_CIPHER_CCMP ||
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800290 bss->wpa_group == WPA_CIPHER_GCMP ||
291 bss->wpa_group == WPA_CIPHER_CCMP_256 ||
292 bss->wpa_group == WPA_CIPHER_GCMP_256)) {
Dmitry Shmidt8da800a2013-04-24 12:57:01 -0700293 /*
294 * Strong ciphers do not need frequent rekeying, so increase
295 * the default GTK rekeying period to 24 hours.
296 */
297 bss->wpa_group_rekey = 86400;
298 }
299
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700300#ifdef CONFIG_WPS
301 /*
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800302 * Enable WPS by default for open and WPA/WPA2-Personal network, but
303 * require user interaction to actually use it. Only the internal
304 * Registrar is supported.
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700305 */
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800306 if (bss->ssid.security_policy != SECURITY_WPA_PSK &&
307 bss->ssid.security_policy != SECURITY_PLAINTEXT)
308 goto no_wps;
309#ifdef CONFIG_WPS2
310 if (bss->ssid.security_policy == SECURITY_WPA_PSK &&
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -0800311 (!(bss->rsn_pairwise & WPA_CIPHER_CCMP) || !(bss->wpa & 2)))
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800312 goto no_wps; /* WPS2 does not allow WPA/TKIP-only
313 * configuration */
314#endif /* CONFIG_WPS2 */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700315 bss->eap_server = 1;
Dmitry Shmidt04949592012-07-19 12:16:46 -0700316
317 if (!ssid->ignore_broadcast_ssid)
318 bss->wps_state = 2;
319
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700320 bss->ap_setup_locked = 2;
321 if (wpa_s->conf->config_methods)
322 bss->config_methods = os_strdup(wpa_s->conf->config_methods);
323 os_memcpy(bss->device_type, wpa_s->conf->device_type,
324 WPS_DEV_TYPE_LEN);
325 if (wpa_s->conf->device_name) {
326 bss->device_name = os_strdup(wpa_s->conf->device_name);
327 bss->friendly_name = os_strdup(wpa_s->conf->device_name);
328 }
329 if (wpa_s->conf->manufacturer)
330 bss->manufacturer = os_strdup(wpa_s->conf->manufacturer);
331 if (wpa_s->conf->model_name)
332 bss->model_name = os_strdup(wpa_s->conf->model_name);
333 if (wpa_s->conf->model_number)
334 bss->model_number = os_strdup(wpa_s->conf->model_number);
335 if (wpa_s->conf->serial_number)
336 bss->serial_number = os_strdup(wpa_s->conf->serial_number);
337 if (is_nil_uuid(wpa_s->conf->uuid))
338 os_memcpy(bss->uuid, wpa_s->wps->uuid, WPS_UUID_LEN);
339 else
340 os_memcpy(bss->uuid, wpa_s->conf->uuid, WPS_UUID_LEN);
341 os_memcpy(bss->os_version, wpa_s->conf->os_version, 4);
Dmitry Shmidt04949592012-07-19 12:16:46 -0700342 bss->pbc_in_m1 = wpa_s->conf->pbc_in_m1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800343no_wps:
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700344#endif /* CONFIG_WPS */
345
346 if (wpa_s->max_stations &&
347 wpa_s->max_stations < wpa_s->conf->max_num_sta)
348 bss->max_num_sta = wpa_s->max_stations;
349 else
350 bss->max_num_sta = wpa_s->conf->max_num_sta;
351
352 bss->disassoc_low_ack = wpa_s->conf->disassoc_low_ack;
353
Dmitry Shmidt0ccb66e2013-03-29 16:41:28 -0700354 if (wpa_s->conf->ap_vendor_elements) {
355 bss->vendor_elements =
356 wpabuf_dup(wpa_s->conf->ap_vendor_elements);
357 }
358
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700359 return 0;
360}
361
362
363static void ap_public_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
364{
365#ifdef CONFIG_P2P
366 struct wpa_supplicant *wpa_s = ctx;
367 const struct ieee80211_mgmt *mgmt;
368 size_t hdr_len;
369
370 mgmt = (const struct ieee80211_mgmt *) buf;
371 hdr_len = (const u8 *) &mgmt->u.action.u.vs_public_action.action - buf;
372 if (hdr_len > len)
373 return;
Dmitry Shmidt18463232014-01-24 12:29:41 -0800374 if (mgmt->u.action.category != WLAN_ACTION_PUBLIC)
375 return;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700376 wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
377 mgmt->u.action.category,
378 &mgmt->u.action.u.vs_public_action.action,
379 len - hdr_len, freq);
380#endif /* CONFIG_P2P */
381}
382
383
384static void ap_wps_event_cb(void *ctx, enum wps_event event,
385 union wps_event_data *data)
386{
387#ifdef CONFIG_P2P
388 struct wpa_supplicant *wpa_s = ctx;
389
Jouni Malinen75ecf522011-06-27 15:19:46 -0700390 if (event == WPS_EV_FAIL) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700391 struct wps_event_fail *fail = &data->fail;
392
Jouni Malinen75ecf522011-06-27 15:19:46 -0700393 if (wpa_s->parent && wpa_s->parent != wpa_s &&
394 wpa_s == wpa_s->global->p2p_group_formation) {
395 /*
396 * src/ap/wps_hostapd.c has already sent this on the
397 * main interface, so only send on the parent interface
398 * here if needed.
399 */
400 wpa_msg(wpa_s->parent, MSG_INFO, WPS_EVENT_FAIL
401 "msg=%d config_error=%d",
402 fail->msg, fail->config_error);
403 }
404 wpas_p2p_wps_failed(wpa_s, fail);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700405 }
406#endif /* CONFIG_P2P */
407}
408
409
410static void ap_sta_authorized_cb(void *ctx, const u8 *mac_addr,
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800411 int authorized, const u8 *p2p_dev_addr)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700412{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800413 wpas_notify_sta_authorized(ctx, mac_addr, authorized, p2p_dev_addr);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700414}
415
416
Dmitry Shmidt391c59f2013-09-03 12:16:28 -0700417#ifdef CONFIG_P2P
418static void ap_new_psk_cb(void *ctx, const u8 *mac_addr, const u8 *p2p_dev_addr,
419 const u8 *psk, size_t psk_len)
420{
421
422 struct wpa_supplicant *wpa_s = ctx;
423 if (wpa_s->ap_iface == NULL || wpa_s->current_ssid == NULL)
424 return;
425 wpas_p2p_new_psk_cb(wpa_s, mac_addr, p2p_dev_addr, psk, psk_len);
426}
427#endif /* CONFIG_P2P */
428
429
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700430static int ap_vendor_action_rx(void *ctx, const u8 *buf, size_t len, int freq)
431{
432#ifdef CONFIG_P2P
433 struct wpa_supplicant *wpa_s = ctx;
434 const struct ieee80211_mgmt *mgmt;
435 size_t hdr_len;
436
437 mgmt = (const struct ieee80211_mgmt *) buf;
438 hdr_len = (const u8 *) &mgmt->u.action.u.vs_public_action.action - buf;
439 if (hdr_len > len)
440 return -1;
441 wpas_p2p_rx_action(wpa_s, mgmt->da, mgmt->sa, mgmt->bssid,
442 mgmt->u.action.category,
443 &mgmt->u.action.u.vs_public_action.action,
444 len - hdr_len, freq);
445#endif /* CONFIG_P2P */
446 return 0;
447}
448
449
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800450static int ap_probe_req_rx(void *ctx, const u8 *sa, const u8 *da,
Dmitry Shmidt04949592012-07-19 12:16:46 -0700451 const u8 *bssid, const u8 *ie, size_t ie_len,
452 int ssi_signal)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700453{
454#ifdef CONFIG_P2P
455 struct wpa_supplicant *wpa_s = ctx;
Dmitry Shmidt04949592012-07-19 12:16:46 -0700456 return wpas_p2p_probe_req_rx(wpa_s, sa, da, bssid, ie, ie_len,
457 ssi_signal);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700458#else /* CONFIG_P2P */
459 return 0;
460#endif /* CONFIG_P2P */
461}
462
463
464static void ap_wps_reg_success_cb(void *ctx, const u8 *mac_addr,
465 const u8 *uuid_e)
466{
467#ifdef CONFIG_P2P
468 struct wpa_supplicant *wpa_s = ctx;
469 wpas_p2p_wps_success(wpa_s, mac_addr, 1);
470#endif /* CONFIG_P2P */
471}
472
473
474static void wpas_ap_configured_cb(void *ctx)
475{
476 struct wpa_supplicant *wpa_s = ctx;
477
478 wpa_supplicant_set_state(wpa_s, WPA_COMPLETED);
479
480 if (wpa_s->ap_configured_cb)
481 wpa_s->ap_configured_cb(wpa_s->ap_configured_cb_ctx,
482 wpa_s->ap_configured_cb_data);
483}
484
485
486int wpa_supplicant_create_ap(struct wpa_supplicant *wpa_s,
487 struct wpa_ssid *ssid)
488{
489 struct wpa_driver_associate_params params;
490 struct hostapd_iface *hapd_iface;
491 struct hostapd_config *conf;
492 size_t i;
493
494 if (ssid->ssid == NULL || ssid->ssid_len == 0) {
495 wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
496 return -1;
497 }
498
499 wpa_supplicant_ap_deinit(wpa_s);
500
501 wpa_printf(MSG_DEBUG, "Setting up AP (SSID='%s')",
502 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
503
504 os_memset(&params, 0, sizeof(params));
505 params.ssid = ssid->ssid;
506 params.ssid_len = ssid->ssid_len;
507 switch (ssid->mode) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700508 case WPAS_MODE_AP:
509 case WPAS_MODE_P2P_GO:
510 case WPAS_MODE_P2P_GROUP_FORMATION:
511 params.mode = IEEE80211_MODE_AP;
512 break;
Dmitry Shmidt3c479372014-02-04 10:50:36 -0800513 default:
514 return -1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700515 }
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -0700516 if (ssid->frequency == 0)
517 ssid->frequency = 2462; /* default channel 11 */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700518 params.freq = ssid->frequency;
519
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800520 params.wpa_proto = ssid->proto;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700521 if (ssid->key_mgmt & WPA_KEY_MGMT_PSK)
522 wpa_s->key_mgmt = WPA_KEY_MGMT_PSK;
523 else
524 wpa_s->key_mgmt = WPA_KEY_MGMT_NONE;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800525 params.key_mgmt_suite = wpa_s->key_mgmt;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700526
Dmitry Shmidta54fa5f2013-01-15 13:53:35 -0800527 wpa_s->pairwise_cipher = wpa_pick_pairwise_cipher(ssid->pairwise_cipher,
528 1);
529 if (wpa_s->pairwise_cipher < 0) {
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700530 wpa_printf(MSG_WARNING, "WPA: Failed to select pairwise "
531 "cipher.");
532 return -1;
533 }
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800534 params.pairwise_suite = wpa_s->pairwise_cipher;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700535 params.group_suite = params.pairwise_suite;
536
537#ifdef CONFIG_P2P
538 if (ssid->mode == WPAS_MODE_P2P_GO ||
539 ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
540 params.p2p = 1;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700541#endif /* CONFIG_P2P */
542
543 if (wpa_s->parent->set_ap_uapsd)
544 params.uapsd = wpa_s->parent->ap_uapsd;
Dmitry Shmidtec58b162014-02-19 12:44:18 -0800545 else if (params.p2p && (wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_UAPSD))
546 params.uapsd = 1; /* mandatory for P2P GO */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700547 else
548 params.uapsd = -1;
549
550 if (wpa_drv_associate(wpa_s, &params) < 0) {
551 wpa_msg(wpa_s, MSG_INFO, "Failed to start AP functionality");
552 return -1;
553 }
554
555 wpa_s->ap_iface = hapd_iface = os_zalloc(sizeof(*wpa_s->ap_iface));
556 if (hapd_iface == NULL)
557 return -1;
558 hapd_iface->owner = wpa_s;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800559 hapd_iface->drv_flags = wpa_s->drv_flags;
560 hapd_iface->probe_resp_offloads = wpa_s->probe_resp_offloads;
Dmitry Shmidt444d5672013-04-01 13:08:44 -0700561 hapd_iface->extended_capa = wpa_s->extended_capa;
562 hapd_iface->extended_capa_mask = wpa_s->extended_capa_mask;
563 hapd_iface->extended_capa_len = wpa_s->extended_capa_len;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700564
565 wpa_s->ap_iface->conf = conf = hostapd_config_defaults();
566 if (conf == NULL) {
567 wpa_supplicant_ap_deinit(wpa_s);
568 return -1;
569 }
570
Dmitry Shmidt61d9df32012-08-29 16:22:06 -0700571 os_memcpy(wpa_s->ap_iface->conf->wmm_ac_params,
572 wpa_s->conf->wmm_ac_params,
573 sizeof(wpa_s->conf->wmm_ac_params));
574
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800575 if (params.uapsd > 0) {
Dmitry Shmidtcce06662013-11-04 18:44:24 -0800576 conf->bss[0]->wmm_enabled = 1;
577 conf->bss[0]->wmm_uapsd = 1;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800578 }
579
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700580 if (wpa_supplicant_conf_ap(wpa_s, ssid, conf)) {
581 wpa_printf(MSG_ERROR, "Failed to create AP configuration");
582 wpa_supplicant_ap_deinit(wpa_s);
583 return -1;
584 }
585
586#ifdef CONFIG_P2P
587 if (ssid->mode == WPAS_MODE_P2P_GO)
Dmitry Shmidtcce06662013-11-04 18:44:24 -0800588 conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700589 else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
Dmitry Shmidtcce06662013-11-04 18:44:24 -0800590 conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700591 P2P_GROUP_FORMATION;
592#endif /* CONFIG_P2P */
593
594 hapd_iface->num_bss = conf->num_bss;
Dmitry Shmidt61d9df32012-08-29 16:22:06 -0700595 hapd_iface->bss = os_calloc(conf->num_bss,
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700596 sizeof(struct hostapd_data *));
597 if (hapd_iface->bss == NULL) {
598 wpa_supplicant_ap_deinit(wpa_s);
599 return -1;
600 }
601
602 for (i = 0; i < conf->num_bss; i++) {
603 hapd_iface->bss[i] =
604 hostapd_alloc_bss_data(hapd_iface, conf,
Dmitry Shmidtcce06662013-11-04 18:44:24 -0800605 conf->bss[i]);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700606 if (hapd_iface->bss[i] == NULL) {
607 wpa_supplicant_ap_deinit(wpa_s);
608 return -1;
609 }
610
611 hapd_iface->bss[i]->msg_ctx = wpa_s;
Dmitry Shmidt497c1d52011-07-21 15:19:46 -0700612 hapd_iface->bss[i]->msg_ctx_parent = wpa_s->parent;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700613 hapd_iface->bss[i]->public_action_cb = ap_public_action_rx;
614 hapd_iface->bss[i]->public_action_cb_ctx = wpa_s;
615 hapd_iface->bss[i]->vendor_action_cb = ap_vendor_action_rx;
616 hapd_iface->bss[i]->vendor_action_cb_ctx = wpa_s;
617 hostapd_register_probereq_cb(hapd_iface->bss[i],
618 ap_probe_req_rx, wpa_s);
619 hapd_iface->bss[i]->wps_reg_success_cb = ap_wps_reg_success_cb;
620 hapd_iface->bss[i]->wps_reg_success_cb_ctx = wpa_s;
621 hapd_iface->bss[i]->wps_event_cb = ap_wps_event_cb;
622 hapd_iface->bss[i]->wps_event_cb_ctx = wpa_s;
623 hapd_iface->bss[i]->sta_authorized_cb = ap_sta_authorized_cb;
624 hapd_iface->bss[i]->sta_authorized_cb_ctx = wpa_s;
625#ifdef CONFIG_P2P
Dmitry Shmidt391c59f2013-09-03 12:16:28 -0700626 hapd_iface->bss[i]->new_psk_cb = ap_new_psk_cb;
627 hapd_iface->bss[i]->new_psk_cb_ctx = wpa_s;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700628 hapd_iface->bss[i]->p2p = wpa_s->global->p2p;
Dmitry Shmidt04949592012-07-19 12:16:46 -0700629 hapd_iface->bss[i]->p2p_group = wpas_p2p_group_init(wpa_s,
630 ssid);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700631#endif /* CONFIG_P2P */
632 hapd_iface->bss[i]->setup_complete_cb = wpas_ap_configured_cb;
633 hapd_iface->bss[i]->setup_complete_cb_ctx = wpa_s;
634 }
635
636 os_memcpy(hapd_iface->bss[0]->own_addr, wpa_s->own_addr, ETH_ALEN);
637 hapd_iface->bss[0]->driver = wpa_s->driver;
638 hapd_iface->bss[0]->drv_priv = wpa_s->drv_priv;
639
640 wpa_s->current_ssid = ssid;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -0700641 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700642 os_memcpy(wpa_s->bssid, wpa_s->own_addr, ETH_ALEN);
643 wpa_s->assoc_freq = ssid->frequency;
644
645 if (hostapd_setup_interface(wpa_s->ap_iface)) {
646 wpa_printf(MSG_ERROR, "Failed to initialize AP interface");
647 wpa_supplicant_ap_deinit(wpa_s);
648 return -1;
649 }
650
651 return 0;
652}
653
654
655void wpa_supplicant_ap_deinit(struct wpa_supplicant *wpa_s)
656{
657#ifdef CONFIG_WPS
658 eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
659#endif /* CONFIG_WPS */
660
661 if (wpa_s->ap_iface == NULL)
662 return;
663
664 wpa_s->current_ssid = NULL;
Dmitry Shmidtb7b4d0e2013-08-26 12:09:05 -0700665 eapol_sm_notify_config(wpa_s->eapol, NULL, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700666 wpa_s->assoc_freq = 0;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700667#ifdef CONFIG_P2P
668 if (wpa_s->ap_iface->bss)
669 wpa_s->ap_iface->bss[0]->p2p_group = NULL;
670 wpas_p2p_group_deinit(wpa_s);
671#endif /* CONFIG_P2P */
672 hostapd_interface_deinit(wpa_s->ap_iface);
673 hostapd_interface_free(wpa_s->ap_iface);
674 wpa_s->ap_iface = NULL;
675 wpa_drv_deinit_ap(wpa_s);
676}
677
678
679void ap_tx_status(void *ctx, const u8 *addr,
680 const u8 *buf, size_t len, int ack)
681{
682#ifdef NEED_AP_MLME
683 struct wpa_supplicant *wpa_s = ctx;
684 hostapd_tx_status(wpa_s->ap_iface->bss[0], addr, buf, len, ack);
685#endif /* NEED_AP_MLME */
686}
687
688
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800689void ap_eapol_tx_status(void *ctx, const u8 *dst,
690 const u8 *data, size_t len, int ack)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700691{
692#ifdef NEED_AP_MLME
693 struct wpa_supplicant *wpa_s = ctx;
Dmitry Shmidtfb79edc2014-01-10 10:45:54 -0800694 if (!wpa_s->ap_iface)
695 return;
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800696 hostapd_tx_status(wpa_s->ap_iface->bss[0], dst, data, len, ack);
697#endif /* NEED_AP_MLME */
698}
699
700
701void ap_client_poll_ok(void *ctx, const u8 *addr)
702{
703#ifdef NEED_AP_MLME
704 struct wpa_supplicant *wpa_s = ctx;
705 if (wpa_s->ap_iface)
706 hostapd_client_poll_ok(wpa_s->ap_iface->bss[0], addr);
707#endif /* NEED_AP_MLME */
708}
709
710
711void ap_rx_from_unknown_sta(void *ctx, const u8 *addr, int wds)
712{
713#ifdef NEED_AP_MLME
714 struct wpa_supplicant *wpa_s = ctx;
715 ieee802_11_rx_from_unknown(wpa_s->ap_iface->bss[0], addr, wds);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700716#endif /* NEED_AP_MLME */
717}
718
719
720void ap_mgmt_rx(void *ctx, struct rx_mgmt *rx_mgmt)
721{
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800722#ifdef NEED_AP_MLME
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700723 struct wpa_supplicant *wpa_s = ctx;
724 struct hostapd_frame_info fi;
725 os_memset(&fi, 0, sizeof(fi));
726 fi.datarate = rx_mgmt->datarate;
727 fi.ssi_signal = rx_mgmt->ssi_signal;
728 ieee802_11_mgmt(wpa_s->ap_iface->bss[0], rx_mgmt->frame,
729 rx_mgmt->frame_len, &fi);
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800730#endif /* NEED_AP_MLME */
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700731}
732
733
734void ap_mgmt_tx_cb(void *ctx, const u8 *buf, size_t len, u16 stype, int ok)
735{
736#ifdef NEED_AP_MLME
737 struct wpa_supplicant *wpa_s = ctx;
738 ieee802_11_mgmt_cb(wpa_s->ap_iface->bss[0], buf, len, stype, ok);
739#endif /* NEED_AP_MLME */
740}
741
742
743void wpa_supplicant_ap_rx_eapol(struct wpa_supplicant *wpa_s,
744 const u8 *src_addr, const u8 *buf, size_t len)
745{
746 ieee802_1x_receive(wpa_s->ap_iface->bss[0], src_addr, buf, len);
747}
748
749
750#ifdef CONFIG_WPS
751
752int wpa_supplicant_ap_wps_pbc(struct wpa_supplicant *wpa_s, const u8 *bssid,
753 const u8 *p2p_dev_addr)
754{
755 if (!wpa_s->ap_iface)
756 return -1;
757 return hostapd_wps_button_pushed(wpa_s->ap_iface->bss[0],
758 p2p_dev_addr);
759}
760
761
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700762int wpa_supplicant_ap_wps_cancel(struct wpa_supplicant *wpa_s)
763{
764 struct wps_registrar *reg;
765 int reg_sel = 0, wps_sta = 0;
766
767 if (!wpa_s->ap_iface || !wpa_s->ap_iface->bss[0]->wps)
768 return -1;
769
770 reg = wpa_s->ap_iface->bss[0]->wps->registrar;
771 reg_sel = wps_registrar_wps_cancel(reg);
772 wps_sta = ap_for_each_sta(wpa_s->ap_iface->bss[0],
Dmitry Shmidt04949592012-07-19 12:16:46 -0700773 ap_sta_wps_cancel, NULL);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700774
775 if (!reg_sel && !wps_sta) {
776 wpa_printf(MSG_DEBUG, "No WPS operation in progress at this "
777 "time");
778 return -1;
779 }
780
781 /*
782 * There are 2 cases to return wps cancel as success:
783 * 1. When wps cancel was initiated but no connection has been
784 * established with client yet.
785 * 2. Client is in the middle of exchanging WPS messages.
786 */
787
788 return 0;
789}
790
791
792int wpa_supplicant_ap_wps_pin(struct wpa_supplicant *wpa_s, const u8 *bssid,
Dmitry Shmidtd5e49232012-12-03 15:08:10 -0800793 const char *pin, char *buf, size_t buflen,
794 int timeout)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700795{
796 int ret, ret_len = 0;
797
798 if (!wpa_s->ap_iface)
799 return -1;
800
801 if (pin == NULL) {
802 unsigned int rpin = wps_generate_pin();
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800803 ret_len = os_snprintf(buf, buflen, "%08d", rpin);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700804 pin = buf;
805 } else
806 ret_len = os_snprintf(buf, buflen, "%s", pin);
807
808 ret = hostapd_wps_add_pin(wpa_s->ap_iface->bss[0], bssid, "any", pin,
Dmitry Shmidtd5e49232012-12-03 15:08:10 -0800809 timeout);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700810 if (ret)
811 return -1;
812 return ret_len;
813}
814
815
816static void wpas_wps_ap_pin_timeout(void *eloop_data, void *user_ctx)
817{
818 struct wpa_supplicant *wpa_s = eloop_data;
819 wpa_printf(MSG_DEBUG, "WPS: AP PIN timed out");
820 wpas_wps_ap_pin_disable(wpa_s);
821}
822
823
824static void wpas_wps_ap_pin_enable(struct wpa_supplicant *wpa_s, int timeout)
825{
826 struct hostapd_data *hapd;
827
828 if (wpa_s->ap_iface == NULL)
829 return;
830 hapd = wpa_s->ap_iface->bss[0];
831 wpa_printf(MSG_DEBUG, "WPS: Enabling AP PIN (timeout=%d)", timeout);
832 hapd->ap_pin_failures = 0;
833 eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
834 if (timeout > 0)
835 eloop_register_timeout(timeout, 0,
836 wpas_wps_ap_pin_timeout, wpa_s, NULL);
837}
838
839
840void wpas_wps_ap_pin_disable(struct wpa_supplicant *wpa_s)
841{
842 struct hostapd_data *hapd;
843
844 if (wpa_s->ap_iface == NULL)
845 return;
846 wpa_printf(MSG_DEBUG, "WPS: Disabling AP PIN");
847 hapd = wpa_s->ap_iface->bss[0];
848 os_free(hapd->conf->ap_pin);
849 hapd->conf->ap_pin = NULL;
850 eloop_cancel_timeout(wpas_wps_ap_pin_timeout, wpa_s, NULL);
851}
852
853
854const char * wpas_wps_ap_pin_random(struct wpa_supplicant *wpa_s, int timeout)
855{
856 struct hostapd_data *hapd;
857 unsigned int pin;
858 char pin_txt[9];
859
860 if (wpa_s->ap_iface == NULL)
861 return NULL;
862 hapd = wpa_s->ap_iface->bss[0];
863 pin = wps_generate_pin();
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -0800864 os_snprintf(pin_txt, sizeof(pin_txt), "%08u", pin);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700865 os_free(hapd->conf->ap_pin);
866 hapd->conf->ap_pin = os_strdup(pin_txt);
867 if (hapd->conf->ap_pin == NULL)
868 return NULL;
869 wpas_wps_ap_pin_enable(wpa_s, timeout);
870
871 return hapd->conf->ap_pin;
872}
873
874
875const char * wpas_wps_ap_pin_get(struct wpa_supplicant *wpa_s)
876{
877 struct hostapd_data *hapd;
878 if (wpa_s->ap_iface == NULL)
879 return NULL;
880 hapd = wpa_s->ap_iface->bss[0];
881 return hapd->conf->ap_pin;
882}
883
884
885int wpas_wps_ap_pin_set(struct wpa_supplicant *wpa_s, const char *pin,
886 int timeout)
887{
888 struct hostapd_data *hapd;
889 char pin_txt[9];
890 int ret;
891
892 if (wpa_s->ap_iface == NULL)
893 return -1;
894 hapd = wpa_s->ap_iface->bss[0];
895 ret = os_snprintf(pin_txt, sizeof(pin_txt), "%s", pin);
896 if (ret < 0 || ret >= (int) sizeof(pin_txt))
897 return -1;
898 os_free(hapd->conf->ap_pin);
899 hapd->conf->ap_pin = os_strdup(pin_txt);
900 if (hapd->conf->ap_pin == NULL)
901 return -1;
902 wpas_wps_ap_pin_enable(wpa_s, timeout);
903
904 return 0;
905}
906
907
908void wpa_supplicant_ap_pwd_auth_fail(struct wpa_supplicant *wpa_s)
909{
910 struct hostapd_data *hapd;
911
912 if (wpa_s->ap_iface == NULL)
913 return;
914 hapd = wpa_s->ap_iface->bss[0];
915
916 /*
917 * Registrar failed to prove its knowledge of the AP PIN. Disable AP
918 * PIN if this happens multiple times to slow down brute force attacks.
919 */
920 hapd->ap_pin_failures++;
921 wpa_printf(MSG_DEBUG, "WPS: AP PIN authentication failure number %u",
922 hapd->ap_pin_failures);
923 if (hapd->ap_pin_failures < 3)
924 return;
925
926 wpa_printf(MSG_DEBUG, "WPS: Disable AP PIN");
927 hapd->ap_pin_failures = 0;
928 os_free(hapd->conf->ap_pin);
929 hapd->conf->ap_pin = NULL;
930}
931
Dmitry Shmidtf8623282013-02-20 14:34:59 -0800932
933#ifdef CONFIG_WPS_NFC
934
935struct wpabuf * wpas_ap_wps_nfc_config_token(struct wpa_supplicant *wpa_s,
936 int ndef)
937{
938 struct hostapd_data *hapd;
939
940 if (wpa_s->ap_iface == NULL)
941 return NULL;
942 hapd = wpa_s->ap_iface->bss[0];
943 return hostapd_wps_nfc_config_token(hapd, ndef);
944}
945
946
947struct wpabuf * wpas_ap_wps_nfc_handover_sel(struct wpa_supplicant *wpa_s,
948 int ndef)
949{
950 struct hostapd_data *hapd;
951
952 if (wpa_s->ap_iface == NULL)
953 return NULL;
954 hapd = wpa_s->ap_iface->bss[0];
955 return hostapd_wps_nfc_hs_cr(hapd, ndef);
956}
957
Dmitry Shmidtcf32e602014-01-28 10:57:39 -0800958
959int wpas_ap_wps_nfc_report_handover(struct wpa_supplicant *wpa_s,
960 const struct wpabuf *req,
961 const struct wpabuf *sel)
962{
963 struct hostapd_data *hapd;
964
965 if (wpa_s->ap_iface == NULL)
966 return -1;
967 hapd = wpa_s->ap_iface->bss[0];
968 return hostapd_wps_nfc_report_handover(hapd, req, sel);
969}
970
Dmitry Shmidtf8623282013-02-20 14:34:59 -0800971#endif /* CONFIG_WPS_NFC */
972
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -0700973#endif /* CONFIG_WPS */
974
975
976#ifdef CONFIG_CTRL_IFACE
977
978int ap_ctrl_iface_sta_first(struct wpa_supplicant *wpa_s,
979 char *buf, size_t buflen)
980{
981 if (wpa_s->ap_iface == NULL)
982 return -1;
983 return hostapd_ctrl_iface_sta_first(wpa_s->ap_iface->bss[0],
984 buf, buflen);
985}
986
987
988int ap_ctrl_iface_sta(struct wpa_supplicant *wpa_s, const char *txtaddr,
989 char *buf, size_t buflen)
990{
991 if (wpa_s->ap_iface == NULL)
992 return -1;
993 return hostapd_ctrl_iface_sta(wpa_s->ap_iface->bss[0], txtaddr,
994 buf, buflen);
995}
996
997
998int ap_ctrl_iface_sta_next(struct wpa_supplicant *wpa_s, const char *txtaddr,
999 char *buf, size_t buflen)
1000{
1001 if (wpa_s->ap_iface == NULL)
1002 return -1;
1003 return hostapd_ctrl_iface_sta_next(wpa_s->ap_iface->bss[0], txtaddr,
1004 buf, buflen);
1005}
1006
1007
Dmitry Shmidt04949592012-07-19 12:16:46 -07001008int ap_ctrl_iface_sta_disassociate(struct wpa_supplicant *wpa_s,
1009 const char *txtaddr)
1010{
1011 if (wpa_s->ap_iface == NULL)
1012 return -1;
1013 return hostapd_ctrl_iface_disassociate(wpa_s->ap_iface->bss[0],
1014 txtaddr);
1015}
1016
1017
1018int ap_ctrl_iface_sta_deauthenticate(struct wpa_supplicant *wpa_s,
1019 const char *txtaddr)
1020{
1021 if (wpa_s->ap_iface == NULL)
1022 return -1;
1023 return hostapd_ctrl_iface_deauthenticate(wpa_s->ap_iface->bss[0],
1024 txtaddr);
1025}
1026
1027
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001028int ap_ctrl_iface_wpa_get_status(struct wpa_supplicant *wpa_s, char *buf,
1029 size_t buflen, int verbose)
1030{
1031 char *pos = buf, *end = buf + buflen;
1032 int ret;
1033 struct hostapd_bss_config *conf;
1034
1035 if (wpa_s->ap_iface == NULL)
1036 return -1;
1037
1038 conf = wpa_s->ap_iface->bss[0]->conf;
1039 if (conf->wpa == 0)
1040 return 0;
1041
1042 ret = os_snprintf(pos, end - pos,
1043 "pairwise_cipher=%s\n"
1044 "group_cipher=%s\n"
1045 "key_mgmt=%s\n",
1046 wpa_cipher_txt(conf->rsn_pairwise),
1047 wpa_cipher_txt(conf->wpa_group),
1048 wpa_key_mgmt_txt(conf->wpa_key_mgmt,
1049 conf->wpa));
1050 if (ret < 0 || ret >= end - pos)
1051 return pos - buf;
1052 pos += ret;
1053 return pos - buf;
1054}
1055
1056#endif /* CONFIG_CTRL_IFACE */
1057
1058
1059int wpa_supplicant_ap_update_beacon(struct wpa_supplicant *wpa_s)
1060{
1061 struct hostapd_iface *iface = wpa_s->ap_iface;
1062 struct wpa_ssid *ssid = wpa_s->current_ssid;
1063 struct hostapd_data *hapd;
1064
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001065 if (ssid == NULL || wpa_s->ap_iface == NULL ||
1066 ssid->mode == WPAS_MODE_INFRA ||
1067 ssid->mode == WPAS_MODE_IBSS)
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001068 return -1;
1069
1070#ifdef CONFIG_P2P
1071 if (ssid->mode == WPAS_MODE_P2P_GO)
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001072 iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER;
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001073 else if (ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
Dmitry Shmidtcce06662013-11-04 18:44:24 -08001074 iface->conf->bss[0]->p2p = P2P_ENABLED | P2P_GROUP_OWNER |
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001075 P2P_GROUP_FORMATION;
1076#endif /* CONFIG_P2P */
1077
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001078 hapd = iface->bss[0];
Dmitry Shmidt1f69aa52012-01-24 16:10:04 -08001079 if (hapd->drv_priv == NULL)
1080 return -1;
1081 ieee802_11_set_beacons(iface);
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001082 hostapd_set_ap_wps_ie(hapd);
1083
1084 return 0;
1085}
1086
1087
Dmitry Shmidte0e48dc2013-11-18 12:00:06 -08001088int ap_switch_channel(struct wpa_supplicant *wpa_s,
1089 struct csa_settings *settings)
1090{
1091#ifdef NEED_AP_MLME
1092 if (!wpa_s->ap_iface || !wpa_s->ap_iface->bss[0])
1093 return -1;
1094
1095 return hostapd_switch_channel(wpa_s->ap_iface->bss[0], settings);
1096#else /* NEED_AP_MLME */
1097 return -1;
1098#endif /* NEED_AP_MLME */
1099}
1100
1101
1102int ap_ctrl_iface_chanswitch(struct wpa_supplicant *wpa_s, const char *pos)
1103{
1104 struct csa_settings settings;
1105 int ret = hostapd_parse_csa_settings(pos, &settings);
1106
1107 if (ret)
1108 return ret;
1109
1110 return ap_switch_channel(wpa_s, &settings);
1111}
1112
1113
Dmitry Shmidt04949592012-07-19 12:16:46 -07001114void wpas_ap_ch_switch(struct wpa_supplicant *wpa_s, int freq, int ht,
Dmitry Shmidt04f534e2013-12-09 15:50:16 -08001115 int offset, int width, int cf1, int cf2)
Dmitry Shmidt04949592012-07-19 12:16:46 -07001116{
1117 if (!wpa_s->ap_iface)
1118 return;
1119
1120 wpa_s->assoc_freq = freq;
Dmitry Shmidt04f534e2013-12-09 15:50:16 -08001121 hostapd_event_ch_switch(wpa_s->ap_iface->bss[0], freq, ht, offset, width, cf1, cf1);
Dmitry Shmidt04949592012-07-19 12:16:46 -07001122}
1123
1124
Dmitry Shmidt8d520ff2011-05-09 14:06:53 -07001125int wpa_supplicant_ap_mac_addr_filter(struct wpa_supplicant *wpa_s,
1126 const u8 *addr)
1127{
1128 struct hostapd_data *hapd;
1129 struct hostapd_bss_config *conf;
1130
1131 if (!wpa_s->ap_iface)
1132 return -1;
1133
1134 if (addr)
1135 wpa_printf(MSG_DEBUG, "AP: Set MAC address filter: " MACSTR,
1136 MAC2STR(addr));
1137 else
1138 wpa_printf(MSG_DEBUG, "AP: Clear MAC address filter");
1139
1140 hapd = wpa_s->ap_iface->bss[0];
1141 conf = hapd->conf;
1142
1143 os_free(conf->accept_mac);
1144 conf->accept_mac = NULL;
1145 conf->num_accept_mac = 0;
1146 os_free(conf->deny_mac);
1147 conf->deny_mac = NULL;
1148 conf->num_deny_mac = 0;
1149
1150 if (addr == NULL) {
1151 conf->macaddr_acl = ACCEPT_UNLESS_DENIED;
1152 return 0;
1153 }
1154
1155 conf->macaddr_acl = DENY_UNLESS_ACCEPTED;
1156 conf->accept_mac = os_zalloc(sizeof(struct mac_acl_entry));
1157 if (conf->accept_mac == NULL)
1158 return -1;
1159 os_memcpy(conf->accept_mac[0].addr, addr, ETH_ALEN);
1160 conf->num_accept_mac = 1;
1161
1162 return 0;
1163}
Dmitry Shmidtcf32e602014-01-28 10:57:39 -08001164
1165
1166#ifdef CONFIG_WPS_NFC
1167int wpas_ap_wps_add_nfc_pw(struct wpa_supplicant *wpa_s, u16 pw_id,
1168 const struct wpabuf *pw, const u8 *pubkey_hash)
1169{
1170 struct hostapd_data *hapd;
1171 struct wps_context *wps;
1172
1173 if (!wpa_s->ap_iface)
1174 return -1;
1175 hapd = wpa_s->ap_iface->bss[0];
1176 wps = hapd->wps;
1177
1178 if (wpa_s->parent->conf->wps_nfc_dh_pubkey == NULL ||
1179 wpa_s->parent->conf->wps_nfc_dh_privkey == NULL) {
1180 wpa_printf(MSG_DEBUG, "P2P: No NFC DH key known");
1181 return -1;
1182 }
1183
1184 dh5_free(wps->dh_ctx);
1185 wpabuf_free(wps->dh_pubkey);
1186 wpabuf_free(wps->dh_privkey);
1187 wps->dh_privkey = wpabuf_dup(
1188 wpa_s->parent->conf->wps_nfc_dh_privkey);
1189 wps->dh_pubkey = wpabuf_dup(
1190 wpa_s->parent->conf->wps_nfc_dh_pubkey);
1191 if (wps->dh_privkey == NULL || wps->dh_pubkey == NULL) {
1192 wps->dh_ctx = NULL;
1193 wpabuf_free(wps->dh_pubkey);
1194 wps->dh_pubkey = NULL;
1195 wpabuf_free(wps->dh_privkey);
1196 wps->dh_privkey = NULL;
1197 return -1;
1198 }
1199 wps->dh_ctx = dh5_init_fixed(wps->dh_privkey, wps->dh_pubkey);
1200 if (wps->dh_ctx == NULL)
1201 return -1;
1202
1203 return wps_registrar_add_nfc_pw_token(hapd->wps->registrar, pubkey_hash,
1204 pw_id,
1205 pw ? wpabuf_head(pw) : NULL,
1206 pw ? wpabuf_len(pw) : 0, 1);
1207}
1208#endif /* CONFIG_WPS_NFC */