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Commit | Line | Data |
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6fc6879b JM |
1 | /* |
2 | * hostapd / Initialization and configuration | |
1b85cad2 | 3 | * Copyright (c) 2002-2019, Jouni Malinen <j@w1.fi> |
6fc6879b | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
6fc6879b JM |
7 | */ |
8 | ||
6226e38d | 9 | #include "utils/includes.h" |
f4111ff3 TB |
10 | #ifdef CONFIG_SQLITE |
11 | #include <sqlite3.h> | |
12 | #endif /* CONFIG_SQLITE */ | |
6fc6879b | 13 | |
6226e38d JM |
14 | #include "utils/common.h" |
15 | #include "utils/eloop.h" | |
522450b7 | 16 | #include "utils/crc32.h" |
03da66bd | 17 | #include "common/ieee802_11_defs.h" |
7d6d7370 | 18 | #include "common/wpa_ctrl.h" |
982896ff | 19 | #include "common/hw_features_common.h" |
03da66bd | 20 | #include "radius/radius_client.h" |
b031338c | 21 | #include "radius/radius_das.h" |
10b58b50 | 22 | #include "eap_server/tncs.h" |
4e871ed1 JM |
23 | #include "eapol_auth/eapol_auth_sm.h" |
24 | #include "eapol_auth/eapol_auth_sm_i.h" | |
6959145b | 25 | #include "fst/fst.h" |
6226e38d JM |
26 | #include "hostapd.h" |
27 | #include "authsrv.h" | |
28 | #include "sta_info.h" | |
29 | #include "accounting.h" | |
30 | #include "ap_list.h" | |
31 | #include "beacon.h" | |
6226e38d JM |
32 | #include "ieee802_1x.h" |
33 | #include "ieee802_11_auth.h" | |
34 | #include "vlan_init.h" | |
35 | #include "wpa_auth.h" | |
36 | #include "wps_hostapd.h" | |
9c2b8204 JM |
37 | #include "dpp_hostapd.h" |
38 | #include "gas_query_ap.h" | |
6fc6879b | 39 | #include "hw_features.h" |
c442055e | 40 | #include "wpa_auth_glue.h" |
a4f21109 | 41 | #include "ap_drv_ops.h" |
8b06c1ed | 42 | #include "ap_config.h" |
aefb53bd | 43 | #include "p2p_hostapd.h" |
dca30c3f | 44 | #include "gas_serv.h" |
e76da505 | 45 | #include "dfs.h" |
9c47f6a2 | 46 | #include "ieee802_11.h" |
ec8f36af | 47 | #include "bss_load.h" |
1d783762 | 48 | #include "x_snoop.h" |
7d597d46 | 49 | #include "dhcp_snoop.h" |
bd00c431 | 50 | #include "ndisc_snoop.h" |
9b4b2264 | 51 | #include "neighbor_db.h" |
f4f185a2 | 52 | #include "rrm.h" |
91d91abf | 53 | #include "fils_hlp.h" |
4c803dfc | 54 | #include "acs.h" |
f456940e | 55 | #include "hs20.h" |
ef721751 | 56 | #include "airtime_policy.h" |
a93b369c | 57 | #include "wpa_auth_kay.h" |
6fc6879b JM |
58 | |
59 | ||
52b20042 | 60 | static int hostapd_flush_old_stations(struct hostapd_data *hapd, u16 reason); |
ad08c363 | 61 | static int hostapd_setup_encryption(char *iface, struct hostapd_data *hapd); |
a3e685a0 | 62 | static int hostapd_broadcast_wep_clear(struct hostapd_data *hapd); |
f0793bf1 JM |
63 | static int setup_interface2(struct hostapd_iface *iface); |
64 | static void channel_list_update_timeout(void *eloop_ctx, void *timeout_ctx); | |
c4315e66 TM |
65 | static void hostapd_interface_setup_failure_handler(void *eloop_ctx, |
66 | void *timeout_ctx); | |
6fc6879b | 67 | |
6fc6879b | 68 | |
07bcdbb1 JM |
69 | int hostapd_for_each_interface(struct hapd_interfaces *interfaces, |
70 | int (*cb)(struct hostapd_iface *iface, | |
71 | void *ctx), void *ctx) | |
72 | { | |
73 | size_t i; | |
74 | int ret; | |
75 | ||
76 | for (i = 0; i < interfaces->count; i++) { | |
77 | ret = cb(interfaces->iface[i], ctx); | |
78 | if (ret) | |
79 | return ret; | |
80 | } | |
81 | ||
82 | return 0; | |
83 | } | |
84 | ||
85 | ||
567df550 HW |
86 | void hostapd_reconfig_encryption(struct hostapd_data *hapd) |
87 | { | |
88 | if (hapd->wpa_auth) | |
89 | return; | |
90 | ||
91 | hostapd_set_privacy(hapd, 0); | |
92 | hostapd_setup_encryption(hapd->conf->iface, hapd); | |
93 | } | |
94 | ||
95 | ||
c2aa25fb | 96 | static void hostapd_reload_bss(struct hostapd_data *hapd) |
ad08c363 | 97 | { |
a781e211 JM |
98 | struct hostapd_ssid *ssid; |
99 | ||
1dfd25a6 JM |
100 | if (!hapd->started) |
101 | return; | |
102 | ||
4d6eb9f2 JM |
103 | if (hapd->conf->wmm_enabled < 0) |
104 | hapd->conf->wmm_enabled = hapd->iconf->ieee80211n; | |
105 | ||
e3e52e36 JM |
106 | #ifndef CONFIG_NO_RADIUS |
107 | radius_client_reconfig(hapd->radius, hapd->conf->radius); | |
108 | #endif /* CONFIG_NO_RADIUS */ | |
109 | ||
a781e211 JM |
110 | ssid = &hapd->conf->ssid; |
111 | if (!ssid->wpa_psk_set && ssid->wpa_psk && !ssid->wpa_psk->next && | |
112 | ssid->wpa_passphrase_set && ssid->wpa_passphrase) { | |
113 | /* | |
114 | * Force PSK to be derived again since SSID or passphrase may | |
115 | * have changed. | |
116 | */ | |
891dfb33 | 117 | hostapd_config_clear_wpa_psk(&hapd->conf->ssid.wpa_psk); |
a781e211 | 118 | } |
ad08c363 JM |
119 | if (hostapd_setup_wpa_psk(hapd->conf)) { |
120 | wpa_printf(MSG_ERROR, "Failed to re-configure WPA PSK " | |
121 | "after reloading configuration"); | |
122 | } | |
123 | ||
84b2f990 | 124 | if (hapd->conf->ieee802_1x || hapd->conf->wpa) |
0e8a96a9 | 125 | hostapd_set_drv_ieee8021x(hapd, hapd->conf->iface, 1); |
84b2f990 | 126 | else |
0e8a96a9 | 127 | hostapd_set_drv_ieee8021x(hapd, hapd->conf->iface, 0); |
84b2f990 | 128 | |
a14896e8 | 129 | if ((hapd->conf->wpa || hapd->conf->osen) && hapd->wpa_auth == NULL) { |
ad08c363 | 130 | hostapd_setup_wpa(hapd); |
bdffdc5d JM |
131 | if (hapd->wpa_auth) |
132 | wpa_init_keys(hapd->wpa_auth); | |
133 | } else if (hapd->conf->wpa) { | |
99f4ae67 AT |
134 | const u8 *wpa_ie; |
135 | size_t wpa_ie_len; | |
c442055e | 136 | hostapd_reconfig_wpa(hapd); |
99f4ae67 AT |
137 | wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len); |
138 | if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len)) | |
139 | wpa_printf(MSG_ERROR, "Failed to configure WPA IE for " | |
140 | "the kernel driver."); | |
141 | } else if (hapd->wpa_auth) { | |
ad08c363 JM |
142 | wpa_deinit(hapd->wpa_auth); |
143 | hapd->wpa_auth = NULL; | |
144 | hostapd_set_privacy(hapd, 0); | |
145 | hostapd_setup_encryption(hapd->conf->iface, hapd); | |
99f4ae67 | 146 | hostapd_set_generic_elem(hapd, (u8 *) "", 0); |
ad08c363 JM |
147 | } |
148 | ||
149 | ieee802_11_set_beacon(hapd); | |
6deb41e7 | 150 | hostapd_update_wps(hapd); |
ad08c363 | 151 | |
c813b695 | 152 | if (hapd->conf->ssid.ssid_set && |
986de33d | 153 | hostapd_set_ssid(hapd, hapd->conf->ssid.ssid, |
c813b695 JM |
154 | hapd->conf->ssid.ssid_len)) { |
155 | wpa_printf(MSG_ERROR, "Could not set SSID for kernel driver"); | |
156 | /* try to continue */ | |
157 | } | |
c2aa25fb FF |
158 | wpa_printf(MSG_DEBUG, "Reconfigured interface %s", hapd->conf->iface); |
159 | } | |
160 | ||
161 | ||
ccdff940 | 162 | static void hostapd_clear_old(struct hostapd_iface *iface) |
c2aa25fb | 163 | { |
c2aa25fb FF |
164 | size_t j; |
165 | ||
c2aa25fb FF |
166 | /* |
167 | * Deauthenticate all stations since the new configuration may not | |
168 | * allow them to use the BSS anymore. | |
169 | */ | |
e3e52e36 | 170 | for (j = 0; j < iface->num_bss; j++) { |
52b20042 JM |
171 | hostapd_flush_old_stations(iface->bss[j], |
172 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
a3e685a0 | 173 | hostapd_broadcast_wep_clear(iface->bss[j]); |
c2aa25fb FF |
174 | |
175 | #ifndef CONFIG_NO_RADIUS | |
e3e52e36 JM |
176 | /* TODO: update dynamic data based on changed configuration |
177 | * items (e.g., open/close sockets, etc.) */ | |
178 | radius_client_flush(iface->bss[j]->radius, 0); | |
c2aa25fb | 179 | #endif /* CONFIG_NO_RADIUS */ |
e3e52e36 | 180 | } |
ccdff940 JM |
181 | } |
182 | ||
183 | ||
6e7b4c45 JM |
184 | static int hostapd_iface_conf_changed(struct hostapd_config *newconf, |
185 | struct hostapd_config *oldconf) | |
186 | { | |
187 | size_t i; | |
188 | ||
189 | if (newconf->num_bss != oldconf->num_bss) | |
190 | return 1; | |
191 | ||
192 | for (i = 0; i < newconf->num_bss; i++) { | |
193 | if (os_strcmp(newconf->bss[i]->iface, | |
194 | oldconf->bss[i]->iface) != 0) | |
195 | return 1; | |
196 | } | |
197 | ||
198 | return 0; | |
199 | } | |
200 | ||
201 | ||
ccdff940 JM |
202 | int hostapd_reload_config(struct hostapd_iface *iface) |
203 | { | |
6e7b4c45 | 204 | struct hapd_interfaces *interfaces = iface->interfaces; |
ccdff940 JM |
205 | struct hostapd_data *hapd = iface->bss[0]; |
206 | struct hostapd_config *newconf, *oldconf; | |
207 | size_t j; | |
208 | ||
209 | if (iface->config_fname == NULL) { | |
210 | /* Only in-memory config in use - assume it has been updated */ | |
211 | hostapd_clear_old(iface); | |
212 | for (j = 0; j < iface->num_bss; j++) | |
213 | hostapd_reload_bss(iface->bss[j]); | |
214 | return 0; | |
215 | } | |
216 | ||
217 | if (iface->interfaces == NULL || | |
218 | iface->interfaces->config_read_cb == NULL) | |
219 | return -1; | |
220 | newconf = iface->interfaces->config_read_cb(iface->config_fname); | |
221 | if (newconf == NULL) | |
222 | return -1; | |
223 | ||
224 | hostapd_clear_old(iface); | |
c2aa25fb FF |
225 | |
226 | oldconf = hapd->iconf; | |
6e7b4c45 JM |
227 | if (hostapd_iface_conf_changed(newconf, oldconf)) { |
228 | char *fname; | |
229 | int res; | |
230 | ||
231 | wpa_printf(MSG_DEBUG, | |
232 | "Configuration changes include interface/BSS modification - force full disable+enable sequence"); | |
233 | fname = os_strdup(iface->config_fname); | |
234 | if (!fname) { | |
235 | hostapd_config_free(newconf); | |
236 | return -1; | |
237 | } | |
238 | hostapd_remove_iface(interfaces, hapd->conf->iface); | |
239 | iface = hostapd_init(interfaces, fname); | |
240 | os_free(fname); | |
241 | hostapd_config_free(newconf); | |
242 | if (!iface) { | |
243 | wpa_printf(MSG_ERROR, | |
244 | "Failed to initialize interface on config reload"); | |
245 | return -1; | |
246 | } | |
247 | iface->interfaces = interfaces; | |
248 | interfaces->iface[interfaces->count] = iface; | |
249 | interfaces->count++; | |
250 | res = hostapd_enable_iface(iface); | |
251 | if (res < 0) | |
252 | wpa_printf(MSG_ERROR, | |
253 | "Failed to enable interface on config reload"); | |
254 | return res; | |
255 | } | |
c2aa25fb FF |
256 | iface->conf = newconf; |
257 | ||
258 | for (j = 0; j < iface->num_bss; j++) { | |
259 | hapd = iface->bss[j]; | |
260 | hapd->iconf = newconf; | |
513dcec6 | 261 | hapd->iconf->channel = oldconf->channel; |
857d9422 | 262 | hapd->iconf->acs = oldconf->acs; |
74a1319e | 263 | hapd->iconf->secondary_channel = oldconf->secondary_channel; |
513dcec6 PK |
264 | hapd->iconf->ieee80211n = oldconf->ieee80211n; |
265 | hapd->iconf->ieee80211ac = oldconf->ieee80211ac; | |
266 | hapd->iconf->ht_capab = oldconf->ht_capab; | |
267 | hapd->iconf->vht_capab = oldconf->vht_capab; | |
c6b7ac07 JC |
268 | hostapd_set_oper_chwidth(hapd->iconf, |
269 | hostapd_get_oper_chwidth(oldconf)); | |
270 | hostapd_set_oper_centr_freq_seg0_idx( | |
271 | hapd->iconf, | |
272 | hostapd_get_oper_centr_freq_seg0_idx(oldconf)); | |
273 | hostapd_set_oper_centr_freq_seg1_idx( | |
274 | hapd->iconf, | |
275 | hostapd_get_oper_centr_freq_seg1_idx(oldconf)); | |
ebd79f07 | 276 | hapd->conf = newconf->bss[j]; |
c2aa25fb FF |
277 | hostapd_reload_bss(hapd); |
278 | } | |
c813b695 | 279 | |
ad08c363 JM |
280 | hostapd_config_free(oldconf); |
281 | ||
ad08c363 JM |
282 | |
283 | return 0; | |
284 | } | |
285 | ||
286 | ||
6fc6879b | 287 | static void hostapd_broadcast_key_clear_iface(struct hostapd_data *hapd, |
9c10be3f | 288 | const char *ifname) |
6fc6879b JM |
289 | { |
290 | int i; | |
291 | ||
1dfd25a6 | 292 | if (!ifname || !hapd->drv_priv) |
9c10be3f | 293 | return; |
6fc6879b | 294 | for (i = 0; i < NUM_WEP_KEYS; i++) { |
4d3ae54f | 295 | if (hostapd_drv_set_key(ifname, hapd, WPA_ALG_NONE, NULL, i, 0, |
a919a260 | 296 | 0, NULL, 0, NULL, 0, KEY_FLAG_GROUP)) { |
bb305cbd JM |
297 | wpa_printf(MSG_DEBUG, "Failed to clear default " |
298 | "encryption keys (ifname=%s keyidx=%d)", | |
299 | ifname, i); | |
6fc6879b JM |
300 | } |
301 | } | |
1aa5c134 JM |
302 | if (hapd->conf->ieee80211w) { |
303 | for (i = NUM_WEP_KEYS; i < NUM_WEP_KEYS + 2; i++) { | |
3acdf771 | 304 | if (hostapd_drv_set_key(ifname, hapd, WPA_ALG_NONE, |
4d3ae54f | 305 | NULL, i, 0, 0, NULL, |
a919a260 | 306 | 0, NULL, 0, KEY_FLAG_GROUP)) { |
bb305cbd JM |
307 | wpa_printf(MSG_DEBUG, "Failed to clear " |
308 | "default mgmt encryption keys " | |
309 | "(ifname=%s keyidx=%d)", ifname, i); | |
1aa5c134 JM |
310 | } |
311 | } | |
312 | } | |
6fc6879b JM |
313 | } |
314 | ||
315 | ||
316 | static int hostapd_broadcast_wep_clear(struct hostapd_data *hapd) | |
317 | { | |
318 | hostapd_broadcast_key_clear_iface(hapd, hapd->conf->iface); | |
319 | return 0; | |
320 | } | |
321 | ||
322 | ||
323 | static int hostapd_broadcast_wep_set(struct hostapd_data *hapd) | |
324 | { | |
325 | int errors = 0, idx; | |
326 | struct hostapd_ssid *ssid = &hapd->conf->ssid; | |
327 | ||
328 | idx = ssid->wep.idx; | |
329 | if (ssid->wep.default_len && | |
3acdf771 | 330 | hostapd_drv_set_key(hapd->conf->iface, |
4d3ae54f | 331 | hapd, WPA_ALG_WEP, broadcast_ether_addr, idx, 0, |
0382097e | 332 | 1, NULL, 0, ssid->wep.key[idx], |
a919a260 AW |
333 | ssid->wep.len[idx], |
334 | KEY_FLAG_GROUP_RX_TX_DEFAULT)) { | |
bb305cbd | 335 | wpa_printf(MSG_WARNING, "Could not set WEP encryption."); |
6fc6879b JM |
336 | errors++; |
337 | } | |
338 | ||
6fc6879b JM |
339 | return errors; |
340 | } | |
341 | ||
6fc6879b | 342 | |
ed53dec0 SP |
343 | static void hostapd_free_hapd_data(struct hostapd_data *hapd) |
344 | { | |
eae3df7e JM |
345 | os_free(hapd->probereq_cb); |
346 | hapd->probereq_cb = NULL; | |
24fd2043 | 347 | hapd->num_probereq_cb = 0; |
eae3df7e JM |
348 | |
349 | #ifdef CONFIG_P2P | |
350 | wpabuf_free(hapd->p2p_beacon_ie); | |
351 | hapd->p2p_beacon_ie = NULL; | |
352 | wpabuf_free(hapd->p2p_probe_resp_ie); | |
353 | hapd->p2p_probe_resp_ie = NULL; | |
354 | #endif /* CONFIG_P2P */ | |
355 | ||
68d628ac MK |
356 | if (!hapd->started) { |
357 | wpa_printf(MSG_ERROR, "%s: Interface %s wasn't started", | |
8fc22fdd | 358 | __func__, hapd->conf ? hapd->conf->iface : "N/A"); |
68d628ac MK |
359 | return; |
360 | } | |
361 | hapd->started = 0; | |
2ab19f4b | 362 | hapd->beacon_set_done = 0; |
68d628ac | 363 | |
747c85f9 | 364 | wpa_printf(MSG_DEBUG, "%s(%s)", __func__, hapd->conf->iface); |
6fc6879b | 365 | accounting_deinit(hapd); |
c442055e | 366 | hostapd_deinit_wpa(hapd); |
6fc6879b JM |
367 | vlan_deinit(hapd); |
368 | hostapd_acl_deinit(hapd); | |
74784010 | 369 | #ifndef CONFIG_NO_RADIUS |
6fc6879b JM |
370 | radius_client_deinit(hapd->radius); |
371 | hapd->radius = NULL; | |
b031338c JM |
372 | radius_das_deinit(hapd->radius_das); |
373 | hapd->radius_das = NULL; | |
74784010 | 374 | #endif /* CONFIG_NO_RADIUS */ |
6fc6879b | 375 | |
ad08c363 | 376 | hostapd_deinit_wps(hapd); |
a93b369c | 377 | ieee802_1x_dealloc_kay_sm_hapd(hapd); |
9c2b8204 JM |
378 | #ifdef CONFIG_DPP |
379 | hostapd_dpp_deinit(hapd); | |
380 | gas_query_ap_deinit(hapd->gas); | |
381 | #endif /* CONFIG_DPP */ | |
ad08c363 | 382 | |
2586bc64 | 383 | authsrv_deinit(hapd); |
6fc6879b | 384 | |
81c4fca1 MK |
385 | if (hapd->interface_added) { |
386 | hapd->interface_added = 0; | |
387 | if (hostapd_if_remove(hapd, WPA_IF_AP_BSS, hapd->conf->iface)) { | |
388 | wpa_printf(MSG_WARNING, | |
389 | "Failed to remove BSS interface %s", | |
390 | hapd->conf->iface); | |
391 | hapd->interface_added = 1; | |
d92bdf96 JM |
392 | } else { |
393 | /* | |
394 | * Since this was a dynamically added interface, the | |
395 | * driver wrapper may have removed its internal instance | |
396 | * and hapd->drv_priv is not valid anymore. | |
397 | */ | |
398 | hapd->drv_priv = NULL; | |
81c4fca1 | 399 | } |
6fc6879b | 400 | } |
fa16028d | 401 | |
39b97072 | 402 | wpabuf_free(hapd->time_adv); |
dca30c3f JK |
403 | |
404 | #ifdef CONFIG_INTERWORKING | |
405 | gas_serv_deinit(hapd); | |
406 | #endif /* CONFIG_INTERWORKING */ | |
ee431d77 | 407 | |
ec8f36af | 408 | bss_load_update_deinit(hapd); |
bd00c431 | 409 | ndisc_snoop_deinit(hapd); |
7d597d46 | 410 | dhcp_snoop_deinit(hapd); |
1d783762 | 411 | x_snoop_deinit(hapd); |
ec8f36af | 412 | |
ee431d77 | 413 | #ifdef CONFIG_SQLITE |
b7175b4d JM |
414 | bin_clear_free(hapd->tmp_eap_user.identity, |
415 | hapd->tmp_eap_user.identity_len); | |
416 | bin_clear_free(hapd->tmp_eap_user.password, | |
417 | hapd->tmp_eap_user.password_len); | |
ee431d77 | 418 | #endif /* CONFIG_SQLITE */ |
3a322496 JM |
419 | |
420 | #ifdef CONFIG_MESH | |
421 | wpabuf_free(hapd->mesh_pending_auth); | |
422 | hapd->mesh_pending_auth = NULL; | |
423 | #endif /* CONFIG_MESH */ | |
9b4b2264 | 424 | |
f4f185a2 | 425 | hostapd_clean_rrm(hapd); |
91d91abf | 426 | fils_hlp_deinit(hapd); |
ff9f40ae JM |
427 | |
428 | #ifdef CONFIG_SAE | |
429 | { | |
430 | struct hostapd_sae_commit_queue *q; | |
431 | ||
432 | while ((q = dl_list_first(&hapd->sae_commit_queue, | |
433 | struct hostapd_sae_commit_queue, | |
434 | list))) { | |
435 | dl_list_del(&q->list); | |
436 | os_free(q); | |
437 | } | |
438 | } | |
439 | eloop_cancel_timeout(auth_sae_process_commit, hapd, NULL); | |
440 | #endif /* CONFIG_SAE */ | |
6fc6879b JM |
441 | } |
442 | ||
443 | ||
ed53dec0 SP |
444 | /** |
445 | * hostapd_cleanup - Per-BSS cleanup (deinitialization) | |
446 | * @hapd: Pointer to BSS data | |
447 | * | |
448 | * This function is used to free all per-BSS data structures and resources. | |
6d1ca81e JM |
449 | * Most of the modules that are initialized in hostapd_setup_bss() are |
450 | * deinitialized here. | |
ed53dec0 SP |
451 | */ |
452 | static void hostapd_cleanup(struct hostapd_data *hapd) | |
453 | { | |
36501a22 | 454 | wpa_printf(MSG_DEBUG, "%s(hapd=%p (%s))", __func__, hapd, |
8fc22fdd | 455 | hapd->conf ? hapd->conf->iface : "N/A"); |
3776ac73 | 456 | if (hapd->iface->interfaces && |
655dc4a4 DN |
457 | hapd->iface->interfaces->ctrl_iface_deinit) { |
458 | wpa_msg(hapd->msg_ctx, MSG_INFO, WPA_EVENT_TERMINATING); | |
3776ac73 | 459 | hapd->iface->interfaces->ctrl_iface_deinit(hapd); |
655dc4a4 | 460 | } |
ed53dec0 SP |
461 | hostapd_free_hapd_data(hapd); |
462 | } | |
463 | ||
464 | ||
a65a9b8d JM |
465 | static void sta_track_deinit(struct hostapd_iface *iface) |
466 | { | |
467 | struct hostapd_sta_info *info; | |
468 | ||
469 | if (!iface->num_sta_seen) | |
470 | return; | |
471 | ||
472 | while ((info = dl_list_first(&iface->sta_seen, struct hostapd_sta_info, | |
473 | list))) { | |
474 | dl_list_del(&info->list); | |
475 | iface->num_sta_seen--; | |
44281940 | 476 | sta_track_del(info); |
a65a9b8d JM |
477 | } |
478 | } | |
479 | ||
480 | ||
4b8a59e4 SP |
481 | static void hostapd_cleanup_iface_partial(struct hostapd_iface *iface) |
482 | { | |
747c85f9 | 483 | wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface); |
4fada121 JM |
484 | #ifdef CONFIG_IEEE80211N |
485 | #ifdef NEED_AP_MLME | |
486 | hostapd_stop_setup_timers(iface); | |
487 | #endif /* NEED_AP_MLME */ | |
488 | #endif /* CONFIG_IEEE80211N */ | |
4c803dfc JM |
489 | if (iface->current_mode) |
490 | acs_cleanup(iface); | |
4b8a59e4 SP |
491 | hostapd_free_hw_features(iface->hw_features, iface->num_hw_features); |
492 | iface->hw_features = NULL; | |
4c803dfc | 493 | iface->current_mode = NULL; |
4b8a59e4 SP |
494 | os_free(iface->current_rates); |
495 | iface->current_rates = NULL; | |
496 | os_free(iface->basic_rates); | |
497 | iface->basic_rates = NULL; | |
498 | ap_list_deinit(iface); | |
a65a9b8d | 499 | sta_track_deinit(iface); |
ef721751 | 500 | airtime_policy_update_deinit(iface); |
4b8a59e4 SP |
501 | } |
502 | ||
503 | ||
6fc6879b JM |
504 | /** |
505 | * hostapd_cleanup_iface - Complete per-interface cleanup | |
506 | * @iface: Pointer to interface data | |
507 | * | |
508 | * This function is called after per-BSS data structures are deinitialized | |
509 | * with hostapd_cleanup(). | |
510 | */ | |
511 | static void hostapd_cleanup_iface(struct hostapd_iface *iface) | |
512 | { | |
747c85f9 | 513 | wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface); |
f0793bf1 | 514 | eloop_cancel_timeout(channel_list_update_timeout, iface, NULL); |
c4315e66 TM |
515 | eloop_cancel_timeout(hostapd_interface_setup_failure_handler, iface, |
516 | NULL); | |
f0793bf1 | 517 | |
4b8a59e4 | 518 | hostapd_cleanup_iface_partial(iface); |
6fc6879b JM |
519 | hostapd_config_free(iface->conf); |
520 | iface->conf = NULL; | |
521 | ||
522 | os_free(iface->config_fname); | |
523 | os_free(iface->bss); | |
747c85f9 | 524 | wpa_printf(MSG_DEBUG, "%s: free iface=%p", __func__, iface); |
6fc6879b JM |
525 | os_free(iface); |
526 | } | |
527 | ||
528 | ||
e03c3069 SP |
529 | static void hostapd_clear_wep(struct hostapd_data *hapd) |
530 | { | |
8fc22fdd | 531 | if (hapd->drv_priv && !hapd->iface->driver_ap_teardown && hapd->conf) { |
e03c3069 SP |
532 | hostapd_set_privacy(hapd, 0); |
533 | hostapd_broadcast_wep_clear(hapd); | |
534 | } | |
535 | } | |
536 | ||
537 | ||
6fc6879b JM |
538 | static int hostapd_setup_encryption(char *iface, struct hostapd_data *hapd) |
539 | { | |
540 | int i; | |
541 | ||
542 | hostapd_broadcast_wep_set(hapd); | |
543 | ||
579bc0e6 JM |
544 | if (hapd->conf->ssid.wep.default_len) { |
545 | hostapd_set_privacy(hapd, 1); | |
6fc6879b | 546 | return 0; |
579bc0e6 | 547 | } |
6fc6879b | 548 | |
41fd1d9e KZ |
549 | /* |
550 | * When IEEE 802.1X is not enabled, the driver may need to know how to | |
551 | * set authentication algorithms for static WEP. | |
552 | */ | |
553 | hostapd_drv_set_authmode(hapd, hapd->conf->auth_algs); | |
554 | ||
6fc6879b JM |
555 | for (i = 0; i < 4; i++) { |
556 | if (hapd->conf->ssid.wep.key[i] && | |
4d3ae54f | 557 | hostapd_drv_set_key(iface, hapd, WPA_ALG_WEP, NULL, i, 0, |
3acdf771 JM |
558 | i == hapd->conf->ssid.wep.idx, NULL, 0, |
559 | hapd->conf->ssid.wep.key[i], | |
a919a260 AW |
560 | hapd->conf->ssid.wep.len[i], |
561 | i == hapd->conf->ssid.wep.idx ? | |
562 | KEY_FLAG_GROUP_RX_TX_DEFAULT : | |
563 | KEY_FLAG_GROUP_RX_TX)) { | |
bb305cbd JM |
564 | wpa_printf(MSG_WARNING, "Could not set WEP " |
565 | "encryption."); | |
6fc6879b JM |
566 | return -1; |
567 | } | |
568 | if (hapd->conf->ssid.wep.key[i] && | |
569 | i == hapd->conf->ssid.wep.idx) | |
570 | hostapd_set_privacy(hapd, 1); | |
571 | } | |
572 | ||
573 | return 0; | |
574 | } | |
575 | ||
576 | ||
52b20042 | 577 | static int hostapd_flush_old_stations(struct hostapd_data *hapd, u16 reason) |
6fc6879b JM |
578 | { |
579 | int ret = 0; | |
4d379f12 | 580 | u8 addr[ETH_ALEN]; |
6fc6879b | 581 | |
70a8419f | 582 | if (hostapd_drv_none(hapd) || hapd->drv_priv == NULL) |
85141289 JM |
583 | return 0; |
584 | ||
354c903f MB |
585 | if (!hapd->iface->driver_ap_teardown) { |
586 | wpa_dbg(hapd->msg_ctx, MSG_DEBUG, | |
587 | "Flushing old station entries"); | |
588 | ||
589 | if (hostapd_flush(hapd)) { | |
590 | wpa_msg(hapd->msg_ctx, MSG_WARNING, | |
591 | "Could not connect to kernel driver"); | |
592 | ret = -1; | |
593 | } | |
6fc6879b | 594 | } |
57a2aaca JM |
595 | if (hapd->conf && hapd->conf->broadcast_deauth) { |
596 | wpa_dbg(hapd->msg_ctx, MSG_DEBUG, | |
597 | "Deauthenticate all stations"); | |
598 | os_memset(addr, 0xff, ETH_ALEN); | |
599 | hostapd_drv_sta_deauth(hapd, addr, reason); | |
600 | } | |
6603a966 | 601 | hostapd_free_stas(hapd); |
6fc6879b JM |
602 | |
603 | return ret; | |
604 | } | |
605 | ||
606 | ||
438e1333 JM |
607 | static void hostapd_bss_deinit_no_free(struct hostapd_data *hapd) |
608 | { | |
609 | hostapd_free_stas(hapd); | |
610 | hostapd_flush_old_stations(hapd, WLAN_REASON_DEAUTH_LEAVING); | |
611 | hostapd_clear_wep(hapd); | |
612 | } | |
613 | ||
614 | ||
6fc6879b JM |
615 | /** |
616 | * hostapd_validate_bssid_configuration - Validate BSSID configuration | |
617 | * @iface: Pointer to interface data | |
618 | * Returns: 0 on success, -1 on failure | |
619 | * | |
620 | * This function is used to validate that the configured BSSIDs are valid. | |
621 | */ | |
622 | static int hostapd_validate_bssid_configuration(struct hostapd_iface *iface) | |
623 | { | |
624 | u8 mask[ETH_ALEN] = { 0 }; | |
625 | struct hostapd_data *hapd = iface->bss[0]; | |
626 | unsigned int i = iface->conf->num_bss, bits = 0, j; | |
90ac1f9f | 627 | int auto_addr = 0; |
6fc6879b | 628 | |
85141289 JM |
629 | if (hostapd_drv_none(hapd)) |
630 | return 0; | |
631 | ||
6448e064 EP |
632 | if (iface->conf->use_driver_iface_addr) |
633 | return 0; | |
634 | ||
6fc6879b JM |
635 | /* Generate BSSID mask that is large enough to cover the BSSIDs. */ |
636 | ||
637 | /* Determine the bits necessary to cover the number of BSSIDs. */ | |
638 | for (i--; i; i >>= 1) | |
639 | bits++; | |
640 | ||
641 | /* Determine the bits necessary to any configured BSSIDs, | |
642 | if they are higher than the number of BSSIDs. */ | |
643 | for (j = 0; j < iface->conf->num_bss; j++) { | |
902c07a7 | 644 | if (is_zero_ether_addr(iface->conf->bss[j]->bssid)) { |
90ac1f9f JM |
645 | if (j) |
646 | auto_addr++; | |
6fc6879b | 647 | continue; |
90ac1f9f | 648 | } |
6fc6879b JM |
649 | |
650 | for (i = 0; i < ETH_ALEN; i++) { | |
651 | mask[i] |= | |
ebd79f07 | 652 | iface->conf->bss[j]->bssid[i] ^ |
6fc6879b JM |
653 | hapd->own_addr[i]; |
654 | } | |
655 | } | |
656 | ||
90ac1f9f JM |
657 | if (!auto_addr) |
658 | goto skip_mask_ext; | |
659 | ||
6fc6879b JM |
660 | for (i = 0; i < ETH_ALEN && mask[i] == 0; i++) |
661 | ; | |
662 | j = 0; | |
663 | if (i < ETH_ALEN) { | |
664 | j = (5 - i) * 8; | |
665 | ||
666 | while (mask[i] != 0) { | |
667 | mask[i] >>= 1; | |
668 | j++; | |
669 | } | |
670 | } | |
671 | ||
672 | if (bits < j) | |
673 | bits = j; | |
674 | ||
90ac1f9f JM |
675 | if (bits > 40) { |
676 | wpa_printf(MSG_ERROR, "Too many bits in the BSSID mask (%u)", | |
677 | bits); | |
6fc6879b | 678 | return -1; |
90ac1f9f | 679 | } |
6fc6879b JM |
680 | |
681 | os_memset(mask, 0xff, ETH_ALEN); | |
682 | j = bits / 8; | |
683 | for (i = 5; i > 5 - j; i--) | |
684 | mask[i] = 0; | |
685 | j = bits % 8; | |
b3957edb JM |
686 | while (j) { |
687 | j--; | |
6fc6879b | 688 | mask[i] <<= 1; |
b3957edb | 689 | } |
6fc6879b | 690 | |
90ac1f9f | 691 | skip_mask_ext: |
6fc6879b JM |
692 | wpa_printf(MSG_DEBUG, "BSS count %lu, BSSID mask " MACSTR " (%d bits)", |
693 | (unsigned long) iface->conf->num_bss, MAC2STR(mask), bits); | |
694 | ||
90ac1f9f JM |
695 | if (!auto_addr) |
696 | return 0; | |
697 | ||
6fc6879b JM |
698 | for (i = 0; i < ETH_ALEN; i++) { |
699 | if ((hapd->own_addr[i] & mask[i]) != hapd->own_addr[i]) { | |
bb305cbd JM |
700 | wpa_printf(MSG_ERROR, "Invalid BSSID mask " MACSTR |
701 | " for start address " MACSTR ".", | |
702 | MAC2STR(mask), MAC2STR(hapd->own_addr)); | |
703 | wpa_printf(MSG_ERROR, "Start address must be the " | |
704 | "first address in the block (i.e., addr " | |
705 | "AND mask == addr)."); | |
6fc6879b JM |
706 | return -1; |
707 | } | |
708 | } | |
709 | ||
710 | return 0; | |
711 | } | |
712 | ||
713 | ||
714 | static int mac_in_conf(struct hostapd_config *conf, const void *a) | |
715 | { | |
716 | size_t i; | |
717 | ||
718 | for (i = 0; i < conf->num_bss; i++) { | |
ebd79f07 | 719 | if (hostapd_mac_comp(conf->bss[i]->bssid, a) == 0) { |
6fc6879b JM |
720 | return 1; |
721 | } | |
722 | } | |
723 | ||
724 | return 0; | |
725 | } | |
726 | ||
727 | ||
8047a958 JM |
728 | #ifndef CONFIG_NO_RADIUS |
729 | ||
730 | static int hostapd_das_nas_mismatch(struct hostapd_data *hapd, | |
731 | struct radius_das_attrs *attr) | |
732 | { | |
cb10c7d1 JM |
733 | if (attr->nas_identifier && |
734 | (!hapd->conf->nas_identifier || | |
735 | os_strlen(hapd->conf->nas_identifier) != | |
736 | attr->nas_identifier_len || | |
737 | os_memcmp(hapd->conf->nas_identifier, attr->nas_identifier, | |
738 | attr->nas_identifier_len) != 0)) { | |
739 | wpa_printf(MSG_DEBUG, "RADIUS DAS: NAS-Identifier mismatch"); | |
740 | return 1; | |
741 | } | |
742 | ||
743 | if (attr->nas_ip_addr && | |
744 | (hapd->conf->own_ip_addr.af != AF_INET || | |
745 | os_memcmp(&hapd->conf->own_ip_addr.u.v4, attr->nas_ip_addr, 4) != | |
746 | 0)) { | |
747 | wpa_printf(MSG_DEBUG, "RADIUS DAS: NAS-IP-Address mismatch"); | |
748 | return 1; | |
749 | } | |
750 | ||
751 | #ifdef CONFIG_IPV6 | |
752 | if (attr->nas_ipv6_addr && | |
753 | (hapd->conf->own_ip_addr.af != AF_INET6 || | |
754 | os_memcmp(&hapd->conf->own_ip_addr.u.v6, attr->nas_ipv6_addr, 16) | |
755 | != 0)) { | |
756 | wpa_printf(MSG_DEBUG, "RADIUS DAS: NAS-IPv6-Address mismatch"); | |
757 | return 1; | |
758 | } | |
759 | #endif /* CONFIG_IPV6 */ | |
760 | ||
8047a958 JM |
761 | return 0; |
762 | } | |
763 | ||
764 | ||
765 | static struct sta_info * hostapd_das_find_sta(struct hostapd_data *hapd, | |
861beb72 JM |
766 | struct radius_das_attrs *attr, |
767 | int *multi) | |
8047a958 | 768 | { |
861beb72 | 769 | struct sta_info *selected, *sta; |
8047a958 | 770 | char buf[128]; |
861beb72 JM |
771 | int num_attr = 0; |
772 | int count; | |
8047a958 | 773 | |
861beb72 JM |
774 | *multi = 0; |
775 | ||
776 | for (sta = hapd->sta_list; sta; sta = sta->next) | |
777 | sta->radius_das_match = 1; | |
778 | ||
779 | if (attr->sta_addr) { | |
780 | num_attr++; | |
8047a958 | 781 | sta = ap_get_sta(hapd, attr->sta_addr); |
861beb72 JM |
782 | if (!sta) { |
783 | wpa_printf(MSG_DEBUG, | |
784 | "RADIUS DAS: No Calling-Station-Id match"); | |
785 | return NULL; | |
786 | } | |
8047a958 | 787 | |
861beb72 | 788 | selected = sta; |
8047a958 | 789 | for (sta = hapd->sta_list; sta; sta = sta->next) { |
861beb72 JM |
790 | if (sta != selected) |
791 | sta->radius_das_match = 0; | |
792 | } | |
793 | wpa_printf(MSG_DEBUG, "RADIUS DAS: Calling-Station-Id match"); | |
794 | } | |
795 | ||
796 | if (attr->acct_session_id) { | |
797 | num_attr++; | |
d72a0053 | 798 | if (attr->acct_session_id_len != 16) { |
861beb72 JM |
799 | wpa_printf(MSG_DEBUG, |
800 | "RADIUS DAS: Acct-Session-Id cannot match"); | |
801 | return NULL; | |
802 | } | |
803 | count = 0; | |
804 | ||
805 | for (sta = hapd->sta_list; sta; sta = sta->next) { | |
806 | if (!sta->radius_das_match) | |
807 | continue; | |
1492fbb9 NL |
808 | os_snprintf(buf, sizeof(buf), "%016llX", |
809 | (unsigned long long) sta->acct_session_id); | |
d72a0053 | 810 | if (os_memcmp(attr->acct_session_id, buf, 16) != 0) |
861beb72 JM |
811 | sta->radius_das_match = 0; |
812 | else | |
813 | count++; | |
814 | } | |
815 | ||
816 | if (count == 0) { | |
817 | wpa_printf(MSG_DEBUG, | |
818 | "RADIUS DAS: No matches remaining after Acct-Session-Id check"); | |
819 | return NULL; | |
8047a958 | 820 | } |
861beb72 | 821 | wpa_printf(MSG_DEBUG, "RADIUS DAS: Acct-Session-Id match"); |
8047a958 JM |
822 | } |
823 | ||
4e871ed1 JM |
824 | if (attr->acct_multi_session_id) { |
825 | num_attr++; | |
d72a0053 | 826 | if (attr->acct_multi_session_id_len != 16) { |
4e871ed1 JM |
827 | wpa_printf(MSG_DEBUG, |
828 | "RADIUS DAS: Acct-Multi-Session-Id cannot match"); | |
829 | return NULL; | |
830 | } | |
831 | count = 0; | |
832 | ||
833 | for (sta = hapd->sta_list; sta; sta = sta->next) { | |
834 | if (!sta->radius_das_match) | |
835 | continue; | |
836 | if (!sta->eapol_sm || | |
d72a0053 | 837 | !sta->eapol_sm->acct_multi_session_id) { |
4e871ed1 JM |
838 | sta->radius_das_match = 0; |
839 | continue; | |
840 | } | |
1492fbb9 NL |
841 | os_snprintf(buf, sizeof(buf), "%016llX", |
842 | (unsigned long long) | |
d72a0053 NL |
843 | sta->eapol_sm->acct_multi_session_id); |
844 | if (os_memcmp(attr->acct_multi_session_id, buf, 16) != | |
4e871ed1 JM |
845 | 0) |
846 | sta->radius_das_match = 0; | |
847 | else | |
848 | count++; | |
849 | } | |
850 | ||
851 | if (count == 0) { | |
852 | wpa_printf(MSG_DEBUG, | |
853 | "RADIUS DAS: No matches remaining after Acct-Multi-Session-Id check"); | |
854 | return NULL; | |
855 | } | |
856 | wpa_printf(MSG_DEBUG, | |
857 | "RADIUS DAS: Acct-Multi-Session-Id match"); | |
858 | } | |
859 | ||
861beb72 JM |
860 | if (attr->cui) { |
861 | num_attr++; | |
862 | count = 0; | |
863 | ||
302fc0a3 JM |
864 | for (sta = hapd->sta_list; sta; sta = sta->next) { |
865 | struct wpabuf *cui; | |
861beb72 JM |
866 | |
867 | if (!sta->radius_das_match) | |
868 | continue; | |
302fc0a3 | 869 | cui = ieee802_1x_get_radius_cui(sta->eapol_sm); |
861beb72 | 870 | if (!cui || wpabuf_len(cui) != attr->cui_len || |
302fc0a3 | 871 | os_memcmp(wpabuf_head(cui), attr->cui, |
861beb72 JM |
872 | attr->cui_len) != 0) |
873 | sta->radius_das_match = 0; | |
874 | else | |
875 | count++; | |
876 | } | |
877 | ||
878 | if (count == 0) { | |
879 | wpa_printf(MSG_DEBUG, | |
880 | "RADIUS DAS: No matches remaining after Chargeable-User-Identity check"); | |
881 | return NULL; | |
302fc0a3 | 882 | } |
861beb72 JM |
883 | wpa_printf(MSG_DEBUG, |
884 | "RADIUS DAS: Chargeable-User-Identity match"); | |
302fc0a3 JM |
885 | } |
886 | ||
861beb72 JM |
887 | if (attr->user_name) { |
888 | num_attr++; | |
889 | count = 0; | |
890 | ||
8047a958 JM |
891 | for (sta = hapd->sta_list; sta; sta = sta->next) { |
892 | u8 *identity; | |
893 | size_t identity_len; | |
861beb72 JM |
894 | |
895 | if (!sta->radius_das_match) | |
896 | continue; | |
8047a958 JM |
897 | identity = ieee802_1x_get_identity(sta->eapol_sm, |
898 | &identity_len); | |
861beb72 JM |
899 | if (!identity || |
900 | identity_len != attr->user_name_len || | |
8047a958 | 901 | os_memcmp(identity, attr->user_name, identity_len) |
861beb72 JM |
902 | != 0) |
903 | sta->radius_das_match = 0; | |
904 | else | |
905 | count++; | |
906 | } | |
907 | ||
908 | if (count == 0) { | |
909 | wpa_printf(MSG_DEBUG, | |
910 | "RADIUS DAS: No matches remaining after User-Name check"); | |
911 | return NULL; | |
912 | } | |
913 | wpa_printf(MSG_DEBUG, | |
914 | "RADIUS DAS: User-Name match"); | |
915 | } | |
916 | ||
917 | if (num_attr == 0) { | |
918 | /* | |
919 | * In theory, we could match all current associations, but it | |
920 | * seems safer to just reject requests that do not include any | |
921 | * session identification attributes. | |
922 | */ | |
923 | wpa_printf(MSG_DEBUG, | |
924 | "RADIUS DAS: No session identification attributes included"); | |
925 | return NULL; | |
926 | } | |
927 | ||
928 | selected = NULL; | |
929 | for (sta = hapd->sta_list; sta; sta = sta->next) { | |
930 | if (sta->radius_das_match) { | |
931 | if (selected) { | |
932 | *multi = 1; | |
933 | return NULL; | |
934 | } | |
935 | selected = sta; | |
8047a958 JM |
936 | } |
937 | } | |
938 | ||
861beb72 | 939 | return selected; |
8047a958 JM |
940 | } |
941 | ||
942 | ||
cbc210de JM |
943 | static int hostapd_das_disconnect_pmksa(struct hostapd_data *hapd, |
944 | struct radius_das_attrs *attr) | |
945 | { | |
946 | if (!hapd->wpa_auth) | |
947 | return -1; | |
948 | return wpa_auth_radius_das_disconnect_pmksa(hapd->wpa_auth, attr); | |
949 | } | |
950 | ||
951 | ||
8047a958 JM |
952 | static enum radius_das_res |
953 | hostapd_das_disconnect(void *ctx, struct radius_das_attrs *attr) | |
954 | { | |
955 | struct hostapd_data *hapd = ctx; | |
956 | struct sta_info *sta; | |
861beb72 | 957 | int multi; |
8047a958 JM |
958 | |
959 | if (hostapd_das_nas_mismatch(hapd, attr)) | |
960 | return RADIUS_DAS_NAS_MISMATCH; | |
961 | ||
861beb72 JM |
962 | sta = hostapd_das_find_sta(hapd, attr, &multi); |
963 | if (sta == NULL) { | |
964 | if (multi) { | |
965 | wpa_printf(MSG_DEBUG, | |
966 | "RADIUS DAS: Multiple sessions match - not supported"); | |
967 | return RADIUS_DAS_MULTI_SESSION_MATCH; | |
968 | } | |
cbc210de JM |
969 | if (hostapd_das_disconnect_pmksa(hapd, attr) == 0) { |
970 | wpa_printf(MSG_DEBUG, | |
971 | "RADIUS DAS: PMKSA cache entry matched"); | |
972 | return RADIUS_DAS_SUCCESS; | |
973 | } | |
861beb72 | 974 | wpa_printf(MSG_DEBUG, "RADIUS DAS: No matching session found"); |
8047a958 | 975 | return RADIUS_DAS_SESSION_NOT_FOUND; |
861beb72 | 976 | } |
8047a958 | 977 | |
861beb72 JM |
978 | wpa_printf(MSG_DEBUG, "RADIUS DAS: Found a matching session " MACSTR |
979 | " - disconnecting", MAC2STR(sta->addr)); | |
0d7c5e1d JM |
980 | wpa_auth_pmksa_remove(hapd->wpa_auth, sta->addr); |
981 | ||
8047a958 JM |
982 | hostapd_drv_sta_deauth(hapd, sta->addr, |
983 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
984 | ap_sta_deauthenticate(hapd, sta, WLAN_REASON_PREV_AUTH_NOT_VALID); | |
985 | ||
986 | return RADIUS_DAS_SUCCESS; | |
987 | } | |
988 | ||
f456940e JM |
989 | |
990 | #ifdef CONFIG_HS20 | |
991 | static enum radius_das_res | |
992 | hostapd_das_coa(void *ctx, struct radius_das_attrs *attr) | |
993 | { | |
994 | struct hostapd_data *hapd = ctx; | |
995 | struct sta_info *sta; | |
996 | int multi; | |
997 | ||
998 | if (hostapd_das_nas_mismatch(hapd, attr)) | |
999 | return RADIUS_DAS_NAS_MISMATCH; | |
1000 | ||
1001 | sta = hostapd_das_find_sta(hapd, attr, &multi); | |
1002 | if (!sta) { | |
1003 | if (multi) { | |
1004 | wpa_printf(MSG_DEBUG, | |
1005 | "RADIUS DAS: Multiple sessions match - not supported"); | |
1006 | return RADIUS_DAS_MULTI_SESSION_MATCH; | |
1007 | } | |
1008 | wpa_printf(MSG_DEBUG, "RADIUS DAS: No matching session found"); | |
1009 | return RADIUS_DAS_SESSION_NOT_FOUND; | |
1010 | } | |
1011 | ||
1012 | wpa_printf(MSG_DEBUG, "RADIUS DAS: Found a matching session " MACSTR | |
1013 | " - CoA", MAC2STR(sta->addr)); | |
1014 | ||
1015 | if (attr->hs20_t_c_filtering) { | |
1016 | if (attr->hs20_t_c_filtering[0] & BIT(0)) { | |
1017 | wpa_printf(MSG_DEBUG, | |
1018 | "HS 2.0: Unexpected Terms and Conditions filtering required in CoA-Request"); | |
1019 | return RADIUS_DAS_COA_FAILED; | |
1020 | } | |
1021 | ||
1022 | hs20_t_c_filtering(hapd, sta, 0); | |
1023 | } | |
1024 | ||
1025 | return RADIUS_DAS_SUCCESS; | |
1026 | } | |
1027 | #else /* CONFIG_HS20 */ | |
1028 | #define hostapd_das_coa NULL | |
1029 | #endif /* CONFIG_HS20 */ | |
1030 | ||
f4111ff3 TB |
1031 | |
1032 | #ifdef CONFIG_SQLITE | |
1033 | ||
1034 | static int db_table_exists(sqlite3 *db, const char *name) | |
1035 | { | |
1036 | char cmd[128]; | |
1037 | ||
1038 | os_snprintf(cmd, sizeof(cmd), "SELECT 1 FROM %s;", name); | |
1039 | return sqlite3_exec(db, cmd, NULL, NULL, NULL) == SQLITE_OK; | |
1040 | } | |
1041 | ||
1042 | ||
1043 | static int db_table_create_radius_attributes(sqlite3 *db) | |
1044 | { | |
1045 | char *err = NULL; | |
1046 | const char *sql = | |
1047 | "CREATE TABLE radius_attributes(" | |
1048 | " id INTEGER PRIMARY KEY," | |
1049 | " sta TEXT," | |
1050 | " reqtype TEXT," | |
1051 | " attr TEXT" | |
1052 | ");" | |
1053 | "CREATE INDEX idx_sta_reqtype ON radius_attributes(sta,reqtype);"; | |
1054 | ||
1055 | wpa_printf(MSG_DEBUG, | |
1056 | "Adding database table for RADIUS attribute information"); | |
1057 | if (sqlite3_exec(db, sql, NULL, NULL, &err) != SQLITE_OK) { | |
1058 | wpa_printf(MSG_ERROR, "SQLite error: %s", err); | |
1059 | sqlite3_free(err); | |
1060 | return -1; | |
1061 | } | |
1062 | ||
1063 | return 0; | |
1064 | } | |
1065 | ||
1066 | #endif /* CONFIG_SQLITE */ | |
1067 | ||
8047a958 | 1068 | #endif /* CONFIG_NO_RADIUS */ |
6fc6879b JM |
1069 | |
1070 | ||
6fc6879b JM |
1071 | /** |
1072 | * hostapd_setup_bss - Per-BSS setup (initialization) | |
1073 | * @hapd: Pointer to BSS data | |
2aec4f3c JM |
1074 | * @first: Whether this BSS is the first BSS of an interface; -1 = not first, |
1075 | * but interface may exist | |
6fc6879b JM |
1076 | * |
1077 | * This function is used to initialize all per-BSS data structures and | |
1078 | * resources. This gets called in a loop for each BSS when an interface is | |
1079 | * initialized. Most of the modules that are initialized here will be | |
1080 | * deinitialized in hostapd_cleanup(). | |
1081 | */ | |
1082 | static int hostapd_setup_bss(struct hostapd_data *hapd, int first) | |
1083 | { | |
1084 | struct hostapd_bss_config *conf = hapd->conf; | |
81847c22 | 1085 | u8 ssid[SSID_MAX_LEN + 1]; |
6fc6879b | 1086 | int ssid_len, set_ssid; |
f3585c8a JM |
1087 | char force_ifname[IFNAMSIZ]; |
1088 | u8 if_addr[ETH_ALEN]; | |
01e2231f | 1089 | int flush_old_stations = 1; |
6fc6879b | 1090 | |
36501a22 | 1091 | wpa_printf(MSG_DEBUG, "%s(hapd=%p (%s), first=%d)", |
39323bc1 | 1092 | __func__, hapd, conf->iface, first); |
36501a22 | 1093 | |
10b58b50 | 1094 | #ifdef EAP_SERVER_TNC |
39323bc1 | 1095 | if (conf->tnc && tncs_global_init() < 0) { |
10b58b50 JM |
1096 | wpa_printf(MSG_ERROR, "Failed to initialize TNCS"); |
1097 | return -1; | |
1098 | } | |
1099 | #endif /* EAP_SERVER_TNC */ | |
1100 | ||
36501a22 JM |
1101 | if (hapd->started) { |
1102 | wpa_printf(MSG_ERROR, "%s: Interface %s was already started", | |
39323bc1 | 1103 | __func__, conf->iface); |
36501a22 JM |
1104 | return -1; |
1105 | } | |
1106 | hapd->started = 1; | |
1107 | ||
2aec4f3c | 1108 | if (!first || first == -1) { |
6448e064 EP |
1109 | u8 *addr = hapd->own_addr; |
1110 | ||
1111 | if (!is_zero_ether_addr(conf->bssid)) { | |
6fc6879b | 1112 | /* Allocate the configured BSSID. */ |
39323bc1 | 1113 | os_memcpy(hapd->own_addr, conf->bssid, ETH_ALEN); |
6fc6879b JM |
1114 | |
1115 | if (hostapd_mac_comp(hapd->own_addr, | |
1116 | hapd->iface->bss[0]->own_addr) == | |
1117 | 0) { | |
bb305cbd JM |
1118 | wpa_printf(MSG_ERROR, "BSS '%s' may not have " |
1119 | "BSSID set to the MAC address of " | |
39323bc1 | 1120 | "the radio", conf->iface); |
6fc6879b JM |
1121 | return -1; |
1122 | } | |
6448e064 EP |
1123 | } else if (hapd->iconf->use_driver_iface_addr) { |
1124 | addr = NULL; | |
1125 | } else { | |
1126 | /* Allocate the next available BSSID. */ | |
1127 | do { | |
1128 | inc_byte_array(hapd->own_addr, ETH_ALEN); | |
1129 | } while (mac_in_conf(hapd->iconf, hapd->own_addr)); | |
6fc6879b JM |
1130 | } |
1131 | ||
6023a788 | 1132 | hapd->interface_added = 1; |
22a7c9d7 | 1133 | if (hostapd_if_add(hapd->iface->bss[0], WPA_IF_AP_BSS, |
6448e064 | 1134 | conf->iface, addr, hapd, |
e17a2477 | 1135 | &hapd->drv_priv, force_ifname, if_addr, |
39323bc1 KP |
1136 | conf->bridge[0] ? conf->bridge : NULL, |
1137 | first == -1)) { | |
bb305cbd JM |
1138 | wpa_printf(MSG_ERROR, "Failed to add BSS (BSSID=" |
1139 | MACSTR ")", MAC2STR(hapd->own_addr)); | |
493ba877 | 1140 | hapd->interface_added = 0; |
6fc6879b JM |
1141 | return -1; |
1142 | } | |
6448e064 EP |
1143 | |
1144 | if (!addr) | |
1145 | os_memcpy(hapd->own_addr, if_addr, ETH_ALEN); | |
6fc6879b JM |
1146 | } |
1147 | ||
d2da2249 JB |
1148 | if (conf->wmm_enabled < 0) |
1149 | conf->wmm_enabled = hapd->iconf->ieee80211n; | |
1150 | ||
4ec1fd8e | 1151 | #ifdef CONFIG_IEEE80211R_AP |
d48d1b88 MB |
1152 | if (is_zero_ether_addr(conf->r1_key_holder)) |
1153 | os_memcpy(conf->r1_key_holder, hapd->own_addr, ETH_ALEN); | |
4ec1fd8e | 1154 | #endif /* CONFIG_IEEE80211R_AP */ |
d48d1b88 | 1155 | |
01e2231f | 1156 | #ifdef CONFIG_MESH |
21ed24f5 | 1157 | if ((hapd->conf->mesh & MESH_ENABLED) && hapd->iface->mconf == NULL) |
01e2231f JL |
1158 | flush_old_stations = 0; |
1159 | #endif /* CONFIG_MESH */ | |
1160 | ||
1161 | if (flush_old_stations) | |
1162 | hostapd_flush_old_stations(hapd, | |
1163 | WLAN_REASON_PREV_AUTH_NOT_VALID); | |
c213cc04 JM |
1164 | hostapd_set_privacy(hapd, 0); |
1165 | ||
1166 | hostapd_broadcast_wep_clear(hapd); | |
39323bc1 | 1167 | if (hostapd_setup_encryption(conf->iface, hapd)) |
c213cc04 JM |
1168 | return -1; |
1169 | ||
6fc6879b JM |
1170 | /* |
1171 | * Fetch the SSID from the system and use it or, | |
1172 | * if one was specified in the config file, verify they | |
1173 | * match. | |
1174 | */ | |
1175 | ssid_len = hostapd_get_ssid(hapd, ssid, sizeof(ssid)); | |
1176 | if (ssid_len < 0) { | |
bb305cbd | 1177 | wpa_printf(MSG_ERROR, "Could not read SSID from system"); |
6fc6879b JM |
1178 | return -1; |
1179 | } | |
1180 | if (conf->ssid.ssid_set) { | |
1181 | /* | |
1182 | * If SSID is specified in the config file and it differs | |
1183 | * from what is being used then force installation of the | |
1184 | * new SSID. | |
1185 | */ | |
1186 | set_ssid = (conf->ssid.ssid_len != (size_t) ssid_len || | |
1187 | os_memcmp(conf->ssid.ssid, ssid, ssid_len) != 0); | |
1188 | } else { | |
1189 | /* | |
1190 | * No SSID in the config file; just use the one we got | |
1191 | * from the system. | |
1192 | */ | |
1193 | set_ssid = 0; | |
1194 | conf->ssid.ssid_len = ssid_len; | |
1195 | os_memcpy(conf->ssid.ssid, ssid, conf->ssid.ssid_len); | |
6fc6879b JM |
1196 | } |
1197 | ||
522450b7 AO |
1198 | /* |
1199 | * Short SSID calculation is identical to FCS and it is defined in | |
1200 | * IEEE P802.11-REVmd/D3.0, 9.4.2.170.3 (Calculating the Short-SSID). | |
1201 | */ | |
1202 | conf->ssid.short_ssid = crc32(conf->ssid.ssid, conf->ssid.ssid_len); | |
1203 | ||
85141289 | 1204 | if (!hostapd_drv_none(hapd)) { |
1ace2f7c | 1205 | wpa_printf(MSG_DEBUG, "Using interface %s with hwaddr " MACSTR |
986de33d | 1206 | " and ssid \"%s\"", |
39323bc1 KP |
1207 | conf->iface, MAC2STR(hapd->own_addr), |
1208 | wpa_ssid_txt(conf->ssid.ssid, conf->ssid.ssid_len)); | |
85141289 | 1209 | } |
6fc6879b JM |
1210 | |
1211 | if (hostapd_setup_wpa_psk(conf)) { | |
bb305cbd | 1212 | wpa_printf(MSG_ERROR, "WPA-PSK setup failed."); |
6fc6879b JM |
1213 | return -1; |
1214 | } | |
1215 | ||
6fc6879b JM |
1216 | /* Set SSID for the kernel driver (to be used in beacon and probe |
1217 | * response frames) */ | |
986de33d | 1218 | if (set_ssid && hostapd_set_ssid(hapd, conf->ssid.ssid, |
6fc6879b | 1219 | conf->ssid.ssid_len)) { |
bb305cbd | 1220 | wpa_printf(MSG_ERROR, "Could not set SSID for kernel driver"); |
6fc6879b JM |
1221 | return -1; |
1222 | } | |
1223 | ||
ec33bc67 | 1224 | if (wpa_debug_level <= MSG_MSGDUMP) |
6fc6879b | 1225 | conf->radius->msg_dumps = 1; |
74784010 | 1226 | #ifndef CONFIG_NO_RADIUS |
f4111ff3 TB |
1227 | |
1228 | #ifdef CONFIG_SQLITE | |
1229 | if (conf->radius_req_attr_sqlite) { | |
1230 | if (sqlite3_open(conf->radius_req_attr_sqlite, | |
1231 | &hapd->rad_attr_db)) { | |
1232 | wpa_printf(MSG_ERROR, "Could not open SQLite file '%s'", | |
1233 | conf->radius_req_attr_sqlite); | |
1234 | return -1; | |
1235 | } | |
1236 | ||
1237 | wpa_printf(MSG_DEBUG, "Opening RADIUS attribute database: %s", | |
1238 | conf->radius_req_attr_sqlite); | |
1239 | if (!db_table_exists(hapd->rad_attr_db, "radius_attributes") && | |
1240 | db_table_create_radius_attributes(hapd->rad_attr_db) < 0) | |
1241 | return -1; | |
1242 | } | |
1243 | #endif /* CONFIG_SQLITE */ | |
1244 | ||
6fc6879b JM |
1245 | hapd->radius = radius_client_init(hapd, conf->radius); |
1246 | if (hapd->radius == NULL) { | |
bb305cbd | 1247 | wpa_printf(MSG_ERROR, "RADIUS client initialization failed."); |
6fc6879b JM |
1248 | return -1; |
1249 | } | |
b031338c | 1250 | |
39323bc1 | 1251 | if (conf->radius_das_port) { |
b031338c JM |
1252 | struct radius_das_conf das_conf; |
1253 | os_memset(&das_conf, 0, sizeof(das_conf)); | |
39323bc1 KP |
1254 | das_conf.port = conf->radius_das_port; |
1255 | das_conf.shared_secret = conf->radius_das_shared_secret; | |
b031338c | 1256 | das_conf.shared_secret_len = |
39323bc1 KP |
1257 | conf->radius_das_shared_secret_len; |
1258 | das_conf.client_addr = &conf->radius_das_client_addr; | |
1259 | das_conf.time_window = conf->radius_das_time_window; | |
bde7ba6c | 1260 | das_conf.require_event_timestamp = |
39323bc1 | 1261 | conf->radius_das_require_event_timestamp; |
42d30e9e NL |
1262 | das_conf.require_message_authenticator = |
1263 | conf->radius_das_require_message_authenticator; | |
8047a958 JM |
1264 | das_conf.ctx = hapd; |
1265 | das_conf.disconnect = hostapd_das_disconnect; | |
f456940e | 1266 | das_conf.coa = hostapd_das_coa; |
b031338c JM |
1267 | hapd->radius_das = radius_das_init(&das_conf); |
1268 | if (hapd->radius_das == NULL) { | |
1269 | wpa_printf(MSG_ERROR, "RADIUS DAS initialization " | |
1270 | "failed."); | |
1271 | return -1; | |
1272 | } | |
1273 | } | |
74784010 | 1274 | #endif /* CONFIG_NO_RADIUS */ |
6fc6879b JM |
1275 | |
1276 | if (hostapd_acl_init(hapd)) { | |
bb305cbd | 1277 | wpa_printf(MSG_ERROR, "ACL initialization failed."); |
6fc6879b JM |
1278 | return -1; |
1279 | } | |
ad08c363 JM |
1280 | if (hostapd_init_wps(hapd, conf)) |
1281 | return -1; | |
6fc6879b | 1282 | |
9c2b8204 JM |
1283 | #ifdef CONFIG_DPP |
1284 | hapd->gas = gas_query_ap_init(hapd, hapd->msg_ctx); | |
1285 | if (!hapd->gas) | |
1286 | return -1; | |
1287 | if (hostapd_dpp_init(hapd)) | |
1288 | return -1; | |
1289 | #endif /* CONFIG_DPP */ | |
1290 | ||
43a7fe2e CL |
1291 | if (authsrv_init(hapd) < 0) |
1292 | return -1; | |
1293 | ||
6fc6879b | 1294 | if (ieee802_1x_init(hapd)) { |
bb305cbd | 1295 | wpa_printf(MSG_ERROR, "IEEE 802.1X initialization failed."); |
6fc6879b JM |
1296 | return -1; |
1297 | } | |
1298 | ||
39323bc1 | 1299 | if ((conf->wpa || conf->osen) && hostapd_setup_wpa(hapd)) |
6fc6879b JM |
1300 | return -1; |
1301 | ||
1302 | if (accounting_init(hapd)) { | |
bb305cbd | 1303 | wpa_printf(MSG_ERROR, "Accounting initialization failed."); |
6fc6879b JM |
1304 | return -1; |
1305 | } | |
1306 | ||
dca30c3f JK |
1307 | #ifdef CONFIG_INTERWORKING |
1308 | if (gas_serv_init(hapd)) { | |
1309 | wpa_printf(MSG_ERROR, "GAS server initialization failed"); | |
1310 | return -1; | |
1311 | } | |
bf7f09bd JM |
1312 | |
1313 | if (conf->qos_map_set_len && | |
1314 | hostapd_drv_set_qos_map(hapd, conf->qos_map_set, | |
1315 | conf->qos_map_set_len)) { | |
1316 | wpa_printf(MSG_ERROR, "Failed to initialize QoS Map"); | |
1317 | return -1; | |
1318 | } | |
dca30c3f JK |
1319 | #endif /* CONFIG_INTERWORKING */ |
1320 | ||
ec8f36af KP |
1321 | if (conf->bss_load_update_period && bss_load_update_init(hapd)) { |
1322 | wpa_printf(MSG_ERROR, "BSS Load initialization failed"); | |
1323 | return -1; | |
1324 | } | |
1325 | ||
1d783762 KP |
1326 | if (conf->proxy_arp) { |
1327 | if (x_snoop_init(hapd)) { | |
1328 | wpa_printf(MSG_ERROR, | |
1329 | "Generic snooping infrastructure initialization failed"); | |
1330 | return -1; | |
1331 | } | |
1332 | ||
1333 | if (dhcp_snoop_init(hapd)) { | |
1334 | wpa_printf(MSG_ERROR, | |
1335 | "DHCP snooping initialization failed"); | |
1336 | return -1; | |
1337 | } | |
bd00c431 KP |
1338 | |
1339 | if (ndisc_snoop_init(hapd)) { | |
1340 | wpa_printf(MSG_ERROR, | |
1341 | "Neighbor Discovery snooping initialization failed"); | |
1342 | return -1; | |
1343 | } | |
7d597d46 KP |
1344 | } |
1345 | ||
85141289 | 1346 | if (!hostapd_drv_none(hapd) && vlan_init(hapd)) { |
bb305cbd | 1347 | wpa_printf(MSG_ERROR, "VLAN initialization failed."); |
6fc6879b JM |
1348 | return -1; |
1349 | } | |
1350 | ||
39323bc1 | 1351 | if (!conf->start_disabled && ieee802_11_set_beacon(hapd) < 0) |
bad5cdf4 | 1352 | return -1; |
6fc6879b | 1353 | |
bdffdc5d JM |
1354 | if (hapd->wpa_auth && wpa_init_keys(hapd->wpa_auth) < 0) |
1355 | return -1; | |
1356 | ||
e11f5a2c JM |
1357 | if (hapd->driver && hapd->driver->set_operstate) |
1358 | hapd->driver->set_operstate(hapd->drv_priv, 1); | |
1359 | ||
6fc6879b JM |
1360 | return 0; |
1361 | } | |
1362 | ||
1363 | ||
990ec378 JM |
1364 | static void hostapd_tx_queue_params(struct hostapd_iface *iface) |
1365 | { | |
1366 | struct hostapd_data *hapd = iface->bss[0]; | |
1367 | int i; | |
1368 | struct hostapd_tx_queue_params *p; | |
1369 | ||
01e2231f | 1370 | #ifdef CONFIG_MESH |
21ed24f5 | 1371 | if ((hapd->conf->mesh & MESH_ENABLED) && iface->mconf == NULL) |
01e2231f JL |
1372 | return; |
1373 | #endif /* CONFIG_MESH */ | |
1374 | ||
990ec378 JM |
1375 | for (i = 0; i < NUM_TX_QUEUES; i++) { |
1376 | p = &iface->conf->tx_queue[i]; | |
1377 | ||
990ec378 JM |
1378 | if (hostapd_set_tx_queue_params(hapd, i, p->aifs, p->cwmin, |
1379 | p->cwmax, p->burst)) { | |
bb305cbd JM |
1380 | wpa_printf(MSG_DEBUG, "Failed to set TX queue " |
1381 | "parameters for queue %d.", i); | |
990ec378 JM |
1382 | /* Continue anyway */ |
1383 | } | |
1384 | } | |
1385 | } | |
1386 | ||
1387 | ||
3c4ca363 VN |
1388 | static int hostapd_set_acl_list(struct hostapd_data *hapd, |
1389 | struct mac_acl_entry *mac_acl, | |
1390 | int n_entries, u8 accept_acl) | |
1391 | { | |
1392 | struct hostapd_acl_params *acl_params; | |
1393 | int i, err; | |
1394 | ||
1395 | acl_params = os_zalloc(sizeof(*acl_params) + | |
1396 | (n_entries * sizeof(acl_params->mac_acl[0]))); | |
1397 | if (!acl_params) | |
1398 | return -ENOMEM; | |
1399 | ||
1400 | for (i = 0; i < n_entries; i++) | |
1401 | os_memcpy(acl_params->mac_acl[i].addr, mac_acl[i].addr, | |
1402 | ETH_ALEN); | |
1403 | ||
1404 | acl_params->acl_policy = accept_acl; | |
1405 | acl_params->num_mac_acl = n_entries; | |
1406 | ||
1407 | err = hostapd_drv_set_acl(hapd, acl_params); | |
1408 | ||
1409 | os_free(acl_params); | |
1410 | ||
1411 | return err; | |
1412 | } | |
1413 | ||
1414 | ||
1415 | static void hostapd_set_acl(struct hostapd_data *hapd) | |
1416 | { | |
1417 | struct hostapd_config *conf = hapd->iconf; | |
1418 | int err; | |
1419 | u8 accept_acl; | |
1420 | ||
3cb953e4 JM |
1421 | if (hapd->iface->drv_max_acl_mac_addrs == 0) |
1422 | return; | |
3c4ca363 | 1423 | |
ebd79f07 | 1424 | if (conf->bss[0]->macaddr_acl == DENY_UNLESS_ACCEPTED) { |
cf1600ac AHS |
1425 | accept_acl = 1; |
1426 | err = hostapd_set_acl_list(hapd, conf->bss[0]->accept_mac, | |
1427 | conf->bss[0]->num_accept_mac, | |
1428 | accept_acl); | |
1429 | if (err) { | |
1430 | wpa_printf(MSG_DEBUG, "Failed to set accept acl"); | |
1431 | return; | |
3c4ca363 | 1432 | } |
ebd79f07 | 1433 | } else if (conf->bss[0]->macaddr_acl == ACCEPT_UNLESS_DENIED) { |
cf1600ac AHS |
1434 | accept_acl = 0; |
1435 | err = hostapd_set_acl_list(hapd, conf->bss[0]->deny_mac, | |
1436 | conf->bss[0]->num_deny_mac, | |
1437 | accept_acl); | |
1438 | if (err) { | |
1439 | wpa_printf(MSG_DEBUG, "Failed to set deny acl"); | |
1440 | return; | |
3c4ca363 VN |
1441 | } |
1442 | } | |
1443 | } | |
1444 | ||
1445 | ||
ad08e141 JM |
1446 | static int start_ctrl_iface_bss(struct hostapd_data *hapd) |
1447 | { | |
1448 | if (!hapd->iface->interfaces || | |
1449 | !hapd->iface->interfaces->ctrl_iface_init) | |
1450 | return 0; | |
1451 | ||
1452 | if (hapd->iface->interfaces->ctrl_iface_init(hapd)) { | |
1453 | wpa_printf(MSG_ERROR, | |
1454 | "Failed to setup control interface for %s", | |
1455 | hapd->conf->iface); | |
1456 | return -1; | |
1457 | } | |
1458 | ||
1459 | return 0; | |
1460 | } | |
1461 | ||
1462 | ||
1463 | static int start_ctrl_iface(struct hostapd_iface *iface) | |
1464 | { | |
1465 | size_t i; | |
1466 | ||
1467 | if (!iface->interfaces || !iface->interfaces->ctrl_iface_init) | |
1468 | return 0; | |
1469 | ||
1470 | for (i = 0; i < iface->num_bss; i++) { | |
1471 | struct hostapd_data *hapd = iface->bss[i]; | |
1472 | if (iface->interfaces->ctrl_iface_init(hapd)) { | |
1473 | wpa_printf(MSG_ERROR, | |
1474 | "Failed to setup control interface for %s", | |
1475 | hapd->conf->iface); | |
1476 | return -1; | |
1477 | } | |
1478 | } | |
1479 | ||
1480 | return 0; | |
1481 | } | |
1482 | ||
1483 | ||
f0793bf1 JM |
1484 | static void channel_list_update_timeout(void *eloop_ctx, void *timeout_ctx) |
1485 | { | |
1486 | struct hostapd_iface *iface = eloop_ctx; | |
1487 | ||
1488 | if (!iface->wait_channel_update) { | |
1489 | wpa_printf(MSG_INFO, "Channel list update timeout, but interface was not waiting for it"); | |
1490 | return; | |
1491 | } | |
1492 | ||
1493 | /* | |
1494 | * It is possible that the existing channel list is acceptable, so try | |
1495 | * to proceed. | |
1496 | */ | |
1497 | wpa_printf(MSG_DEBUG, "Channel list update timeout - try to continue anyway"); | |
1498 | setup_interface2(iface); | |
1499 | } | |
1500 | ||
1501 | ||
795baf77 | 1502 | void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator) |
f0793bf1 | 1503 | { |
795baf77 | 1504 | if (!iface->wait_channel_update || initiator != REGDOM_SET_BY_USER) |
f0793bf1 JM |
1505 | return; |
1506 | ||
1507 | wpa_printf(MSG_DEBUG, "Channel list updated - continue setup"); | |
1508 | eloop_cancel_timeout(channel_list_update_timeout, iface, NULL); | |
1509 | setup_interface2(iface); | |
1510 | } | |
1511 | ||
1512 | ||
ddaa83eb | 1513 | static int setup_interface(struct hostapd_iface *iface) |
6fc6879b JM |
1514 | { |
1515 | struct hostapd_data *hapd = iface->bss[0]; | |
6fc6879b | 1516 | size_t i; |
6fc6879b | 1517 | |
354c903f MB |
1518 | /* |
1519 | * It is possible that setup_interface() is called after the interface | |
1520 | * was disabled etc., in which case driver_ap_teardown is possibly set | |
1521 | * to 1. Clear it here so any other key/station deletion, which is not | |
1522 | * part of a teardown flow, would also call the relevant driver | |
1523 | * callbacks. | |
1524 | */ | |
1525 | iface->driver_ap_teardown = 0; | |
1526 | ||
2db938e8 JM |
1527 | if (!iface->phy[0]) { |
1528 | const char *phy = hostapd_drv_get_radio_name(hapd); | |
1529 | if (phy) { | |
1530 | wpa_printf(MSG_DEBUG, "phy: %s", phy); | |
1531 | os_strlcpy(iface->phy, phy, sizeof(iface->phy)); | |
1532 | } | |
1533 | } | |
1534 | ||
6fc6879b | 1535 | /* |
e5f2b59c JM |
1536 | * Make sure that all BSSes get configured with a pointer to the same |
1537 | * driver interface. | |
6fc6879b | 1538 | */ |
e5f2b59c | 1539 | for (i = 1; i < iface->num_bss; i++) { |
6fc6879b JM |
1540 | iface->bss[i]->driver = hapd->driver; |
1541 | iface->bss[i]->drv_priv = hapd->drv_priv; | |
1542 | } | |
1543 | ||
1544 | if (hostapd_validate_bssid_configuration(iface)) | |
1545 | return -1; | |
1546 | ||
ad08e141 JM |
1547 | /* |
1548 | * Initialize control interfaces early to allow external monitoring of | |
1549 | * channel setup operations that may take considerable amount of time | |
1550 | * especially for DFS cases. | |
1551 | */ | |
1552 | if (start_ctrl_iface(iface)) | |
1553 | return -1; | |
1554 | ||
6f4071c0 | 1555 | if (hapd->iconf->country[0] && hapd->iconf->country[1]) { |
f0793bf1 JM |
1556 | char country[4], previous_country[4]; |
1557 | ||
e1c5faf0 | 1558 | hostapd_set_state(iface, HAPD_IFACE_COUNTRY_UPDATE); |
f0793bf1 JM |
1559 | if (hostapd_get_country(hapd, previous_country) < 0) |
1560 | previous_country[0] = '\0'; | |
1561 | ||
6f4071c0 JM |
1562 | os_memcpy(country, hapd->iconf->country, 3); |
1563 | country[3] = '\0'; | |
1564 | if (hostapd_set_country(hapd, country) < 0) { | |
1565 | wpa_printf(MSG_ERROR, "Failed to set country code"); | |
1566 | return -1; | |
1567 | } | |
f0793bf1 JM |
1568 | |
1569 | wpa_printf(MSG_DEBUG, "Previous country code %s, new country code %s", | |
1570 | previous_country, country); | |
1571 | ||
1572 | if (os_strncmp(previous_country, country, 2) != 0) { | |
1573 | wpa_printf(MSG_DEBUG, "Continue interface setup after channel list update"); | |
1574 | iface->wait_channel_update = 1; | |
fd924134 | 1575 | eloop_register_timeout(5, 0, |
f0793bf1 JM |
1576 | channel_list_update_timeout, |
1577 | iface, NULL); | |
1578 | return 0; | |
1579 | } | |
6fc6879b JM |
1580 | } |
1581 | ||
f0793bf1 JM |
1582 | return setup_interface2(iface); |
1583 | } | |
1584 | ||
1585 | ||
bb781c76 AB |
1586 | static int configured_fixed_chan_to_freq(struct hostapd_iface *iface) |
1587 | { | |
1588 | int freq, i, j; | |
1589 | ||
1590 | if (!iface->conf->channel) | |
1591 | return 0; | |
1592 | if (iface->conf->op_class) { | |
1593 | freq = ieee80211_chan_to_freq(NULL, iface->conf->op_class, | |
1594 | iface->conf->channel); | |
1595 | if (freq < 0) { | |
1596 | wpa_printf(MSG_INFO, | |
1597 | "Could not convert op_class %u channel %u to operating frequency", | |
1598 | iface->conf->op_class, iface->conf->channel); | |
1599 | return -1; | |
1600 | } | |
1601 | iface->freq = freq; | |
1602 | return 0; | |
1603 | } | |
1604 | ||
1605 | /* Old configurations using only 2.4/5/60 GHz bands may not specify the | |
1606 | * op_class parameter. Select a matching channel from the configured | |
1607 | * mode using the channel parameter for these cases. | |
1608 | */ | |
1609 | for (j = 0; j < iface->num_hw_features; j++) { | |
1610 | struct hostapd_hw_modes *mode = &iface->hw_features[j]; | |
1611 | ||
1612 | if (iface->conf->hw_mode != HOSTAPD_MODE_IEEE80211ANY && | |
1613 | iface->conf->hw_mode != mode->mode) | |
1614 | continue; | |
1615 | for (i = 0; i < mode->num_channels; i++) { | |
1616 | struct hostapd_channel_data *chan = &mode->channels[i]; | |
1617 | ||
1618 | if (chan->chan == iface->conf->channel && | |
1619 | !is_6ghz_freq(chan->freq)) { | |
1620 | iface->freq = chan->freq; | |
1621 | return 0; | |
1622 | } | |
1623 | } | |
1624 | } | |
1625 | ||
1626 | wpa_printf(MSG_INFO, "Could not determine operating frequency"); | |
1627 | return -1; | |
1628 | } | |
1629 | ||
1630 | ||
f0793bf1 JM |
1631 | static int setup_interface2(struct hostapd_iface *iface) |
1632 | { | |
1633 | iface->wait_channel_update = 0; | |
1634 | ||
6fc6879b JM |
1635 | if (hostapd_get_hw_features(iface)) { |
1636 | /* Not all drivers support this yet, so continue without hw | |
1637 | * feature data. */ | |
1638 | } else { | |
bb781c76 AB |
1639 | int ret; |
1640 | ||
1641 | ret = configured_fixed_chan_to_freq(iface); | |
1642 | if (ret < 0) | |
1643 | goto fail; | |
1644 | ||
e5620bf0 VK |
1645 | if (iface->conf->op_class) { |
1646 | int ch_width; | |
1647 | ||
1648 | ch_width = op_class_to_ch_width(iface->conf->op_class); | |
1649 | hostapd_set_oper_chwidth(iface->conf, ch_width); | |
1650 | } | |
1651 | ||
bb781c76 | 1652 | ret = hostapd_select_hw_mode(iface); |
ddaa83eb | 1653 | if (ret < 0) { |
bb305cbd JM |
1654 | wpa_printf(MSG_ERROR, "Could not select hw_mode and " |
1655 | "channel. (%d)", ret); | |
0f23a5e7 | 1656 | goto fail; |
ddaa83eb | 1657 | } |
50f4f2a0 MK |
1658 | if (ret == 1) { |
1659 | wpa_printf(MSG_DEBUG, "Interface initialization will be completed in a callback (ACS)"); | |
1660 | return 0; | |
1661 | } | |
241dd76c AAL |
1662 | ret = hostapd_check_edmg_capab(iface); |
1663 | if (ret < 0) | |
1664 | goto fail; | |
ad1e68e6 JM |
1665 | ret = hostapd_check_ht_capab(iface); |
1666 | if (ret < 0) | |
0f23a5e7 | 1667 | goto fail; |
ad1e68e6 JM |
1668 | if (ret == 1) { |
1669 | wpa_printf(MSG_DEBUG, "Interface initialization will " | |
1670 | "be completed in a callback"); | |
1671 | return 0; | |
1672 | } | |
e76da505 JD |
1673 | |
1674 | if (iface->conf->ieee80211h) | |
1675 | wpa_printf(MSG_DEBUG, "DFS support is enabled"); | |
ad1e68e6 JM |
1676 | } |
1677 | return hostapd_setup_interface_complete(iface, 0); | |
0f23a5e7 JM |
1678 | |
1679 | fail: | |
1680 | hostapd_set_state(iface, HAPD_IFACE_DISABLED); | |
1681 | wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_DISABLED); | |
1682 | if (iface->interfaces && iface->interfaces->terminate_on_error) | |
1683 | eloop_terminate(); | |
1684 | return -1; | |
ad1e68e6 JM |
1685 | } |
1686 | ||
1687 | ||
6959145b AN |
1688 | #ifdef CONFIG_FST |
1689 | ||
1690 | static const u8 * fst_hostapd_get_bssid_cb(void *ctx) | |
1691 | { | |
1692 | struct hostapd_data *hapd = ctx; | |
1693 | ||
1694 | return hapd->own_addr; | |
1695 | } | |
1696 | ||
1697 | ||
1698 | static void fst_hostapd_get_channel_info_cb(void *ctx, | |
1699 | enum hostapd_hw_mode *hw_mode, | |
1700 | u8 *channel) | |
1701 | { | |
1702 | struct hostapd_data *hapd = ctx; | |
1703 | ||
1704 | *hw_mode = ieee80211_freq_to_chan(hapd->iface->freq, channel); | |
1705 | } | |
1706 | ||
1707 | ||
84bcb4e7 | 1708 | static void fst_hostapd_set_ies_cb(void *ctx, const struct wpabuf *fst_ies) |
6959145b AN |
1709 | { |
1710 | struct hostapd_data *hapd = ctx; | |
1711 | ||
1712 | if (hapd->iface->fst_ies != fst_ies) { | |
1713 | hapd->iface->fst_ies = fst_ies; | |
1714 | if (ieee802_11_set_beacon(hapd)) | |
1715 | wpa_printf(MSG_WARNING, "FST: Cannot set beacon"); | |
1716 | } | |
1717 | } | |
1718 | ||
1719 | ||
1720 | static int fst_hostapd_send_action_cb(void *ctx, const u8 *da, | |
1721 | struct wpabuf *buf) | |
1722 | { | |
1723 | struct hostapd_data *hapd = ctx; | |
1724 | ||
1725 | return hostapd_drv_send_action(hapd, hapd->iface->freq, 0, da, | |
1726 | wpabuf_head(buf), wpabuf_len(buf)); | |
1727 | } | |
1728 | ||
1729 | ||
a0f04da5 | 1730 | static const struct wpabuf * fst_hostapd_get_mb_ie_cb(void *ctx, const u8 *addr) |
6959145b AN |
1731 | { |
1732 | struct hostapd_data *hapd = ctx; | |
1733 | struct sta_info *sta = ap_get_sta(hapd, addr); | |
1734 | ||
1735 | return sta ? sta->mb_ies : NULL; | |
1736 | } | |
1737 | ||
1738 | ||
1739 | static void fst_hostapd_update_mb_ie_cb(void *ctx, const u8 *addr, | |
1740 | const u8 *buf, size_t size) | |
1741 | { | |
1742 | struct hostapd_data *hapd = ctx; | |
1743 | struct sta_info *sta = ap_get_sta(hapd, addr); | |
1744 | ||
1745 | if (sta) { | |
1746 | struct mb_ies_info info; | |
1747 | ||
1748 | if (!mb_ies_info_by_ies(&info, buf, size)) { | |
1749 | wpabuf_free(sta->mb_ies); | |
1750 | sta->mb_ies = mb_ies_by_info(&info); | |
1751 | } | |
1752 | } | |
1753 | } | |
1754 | ||
1755 | ||
1756 | static const u8 * fst_hostapd_get_sta(struct fst_get_peer_ctx **get_ctx, | |
1757 | Boolean mb_only) | |
1758 | { | |
1759 | struct sta_info *s = (struct sta_info *) *get_ctx; | |
1760 | ||
1761 | if (mb_only) { | |
1762 | for (; s && !s->mb_ies; s = s->next) | |
1763 | ; | |
1764 | } | |
1765 | ||
1766 | if (s) { | |
1767 | *get_ctx = (struct fst_get_peer_ctx *) s->next; | |
1768 | ||
1769 | return s->addr; | |
1770 | } | |
1771 | ||
1772 | *get_ctx = NULL; | |
1773 | return NULL; | |
1774 | } | |
1775 | ||
1776 | ||
1777 | static const u8 * fst_hostapd_get_peer_first(void *ctx, | |
1778 | struct fst_get_peer_ctx **get_ctx, | |
1779 | Boolean mb_only) | |
1780 | { | |
1781 | struct hostapd_data *hapd = ctx; | |
1782 | ||
1783 | *get_ctx = (struct fst_get_peer_ctx *) hapd->sta_list; | |
1784 | ||
1785 | return fst_hostapd_get_sta(get_ctx, mb_only); | |
1786 | } | |
1787 | ||
1788 | ||
1789 | static const u8 * fst_hostapd_get_peer_next(void *ctx, | |
1790 | struct fst_get_peer_ctx **get_ctx, | |
1791 | Boolean mb_only) | |
1792 | { | |
1793 | return fst_hostapd_get_sta(get_ctx, mb_only); | |
1794 | } | |
1795 | ||
1796 | ||
1797 | void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd, | |
1798 | struct fst_wpa_obj *iface_obj) | |
1799 | { | |
1800 | iface_obj->ctx = hapd; | |
1801 | iface_obj->get_bssid = fst_hostapd_get_bssid_cb; | |
1802 | iface_obj->get_channel_info = fst_hostapd_get_channel_info_cb; | |
1803 | iface_obj->set_ies = fst_hostapd_set_ies_cb; | |
1804 | iface_obj->send_action = fst_hostapd_send_action_cb; | |
1805 | iface_obj->get_mb_ie = fst_hostapd_get_mb_ie_cb; | |
1806 | iface_obj->update_mb_ie = fst_hostapd_update_mb_ie_cb; | |
1807 | iface_obj->get_peer_first = fst_hostapd_get_peer_first; | |
1808 | iface_obj->get_peer_next = fst_hostapd_get_peer_next; | |
1809 | } | |
1810 | ||
1811 | #endif /* CONFIG_FST */ | |
1812 | ||
a8913881 JM |
1813 | #ifdef CONFIG_OWE |
1814 | ||
1815 | static int hostapd_owe_iface_iter(struct hostapd_iface *iface, void *ctx) | |
1816 | { | |
1817 | struct hostapd_data *hapd = ctx; | |
1818 | size_t i; | |
1819 | ||
1820 | for (i = 0; i < iface->num_bss; i++) { | |
1821 | struct hostapd_data *bss = iface->bss[i]; | |
1822 | ||
1823 | if (os_strcmp(hapd->conf->owe_transition_ifname, | |
1824 | bss->conf->iface) != 0) | |
1825 | continue; | |
1826 | ||
1827 | wpa_printf(MSG_DEBUG, | |
1828 | "OWE: ifname=%s found transition mode ifname=%s BSSID " | |
1829 | MACSTR " SSID %s", | |
1830 | hapd->conf->iface, bss->conf->iface, | |
1831 | MAC2STR(bss->own_addr), | |
1832 | wpa_ssid_txt(bss->conf->ssid.ssid, | |
1833 | bss->conf->ssid.ssid_len)); | |
1834 | if (!bss->conf->ssid.ssid_set || !bss->conf->ssid.ssid_len || | |
1835 | is_zero_ether_addr(bss->own_addr)) | |
1836 | continue; | |
1837 | ||
1838 | os_memcpy(hapd->conf->owe_transition_bssid, bss->own_addr, | |
1839 | ETH_ALEN); | |
1840 | os_memcpy(hapd->conf->owe_transition_ssid, | |
1841 | bss->conf->ssid.ssid, bss->conf->ssid.ssid_len); | |
1842 | hapd->conf->owe_transition_ssid_len = bss->conf->ssid.ssid_len; | |
1843 | wpa_printf(MSG_DEBUG, | |
1844 | "OWE: Copied transition mode information"); | |
1845 | return 1; | |
1846 | } | |
1847 | ||
1848 | return 0; | |
1849 | } | |
1850 | ||
1851 | ||
1852 | int hostapd_owe_trans_get_info(struct hostapd_data *hapd) | |
1853 | { | |
1854 | if (hapd->conf->owe_transition_ssid_len > 0 && | |
1855 | !is_zero_ether_addr(hapd->conf->owe_transition_bssid)) | |
1856 | return 0; | |
1857 | ||
1858 | /* Find transition mode SSID/BSSID information from a BSS operated by | |
1859 | * this hostapd instance. */ | |
1860 | if (!hapd->iface->interfaces || | |
1861 | !hapd->iface->interfaces->for_each_interface) | |
1862 | return hostapd_owe_iface_iter(hapd->iface, hapd); | |
1863 | else | |
1864 | return hapd->iface->interfaces->for_each_interface( | |
1865 | hapd->iface->interfaces, hostapd_owe_iface_iter, hapd); | |
1866 | } | |
1867 | ||
1868 | ||
1869 | static int hostapd_owe_iface_iter2(struct hostapd_iface *iface, void *ctx) | |
1870 | { | |
1871 | size_t i; | |
1872 | ||
1873 | for (i = 0; i < iface->num_bss; i++) { | |
1874 | struct hostapd_data *bss = iface->bss[i]; | |
1875 | int res; | |
1876 | ||
a8913881 JM |
1877 | if (!bss->conf->owe_transition_ifname[0]) |
1878 | continue; | |
1879 | res = hostapd_owe_trans_get_info(bss); | |
a8913881 JM |
1880 | if (res == 0) |
1881 | continue; | |
1882 | wpa_printf(MSG_DEBUG, | |
1883 | "OWE: Matching transition mode interface enabled - update beacon data for %s", | |
1884 | bss->conf->iface); | |
1885 | ieee802_11_set_beacon(bss); | |
1886 | } | |
1887 | ||
1888 | return 0; | |
1889 | } | |
1890 | ||
1891 | #endif /* CONFIG_OWE */ | |
1892 | ||
1893 | ||
1894 | static void hostapd_owe_update_trans(struct hostapd_iface *iface) | |
1895 | { | |
1896 | #ifdef CONFIG_OWE | |
1897 | /* Check whether the enabled BSS can complete OWE transition mode | |
1898 | * configuration for any pending interface. */ | |
1899 | if (!iface->interfaces || | |
1900 | !iface->interfaces->for_each_interface) | |
1901 | hostapd_owe_iface_iter2(iface, NULL); | |
1902 | else | |
1903 | iface->interfaces->for_each_interface( | |
1904 | iface->interfaces, hostapd_owe_iface_iter2, NULL); | |
1905 | #endif /* CONFIG_OWE */ | |
1906 | } | |
1907 | ||
1908 | ||
c4315e66 TM |
1909 | static void hostapd_interface_setup_failure_handler(void *eloop_ctx, |
1910 | void *timeout_ctx) | |
1911 | { | |
1912 | struct hostapd_iface *iface = eloop_ctx; | |
1913 | struct hostapd_data *hapd; | |
1914 | ||
1915 | if (iface->num_bss < 1 || !iface->bss || !iface->bss[0]) | |
1916 | return; | |
1917 | hapd = iface->bss[0]; | |
1918 | if (hapd->setup_complete_cb) | |
1919 | hapd->setup_complete_cb(hapd->setup_complete_cb_ctx); | |
1920 | } | |
1921 | ||
1922 | ||
053693d2 SD |
1923 | static int hostapd_setup_interface_complete_sync(struct hostapd_iface *iface, |
1924 | int err) | |
ad1e68e6 JM |
1925 | { |
1926 | struct hostapd_data *hapd = iface->bss[0]; | |
ad1e68e6 JM |
1927 | size_t j; |
1928 | u8 *prev_addr; | |
01e2231f | 1929 | int delay_apply_cfg = 0; |
c13578c3 | 1930 | int res_dfs_offload = 0; |
ad1e68e6 | 1931 | |
0f23a5e7 JM |
1932 | if (err) |
1933 | goto fail; | |
6fc6879b | 1934 | |
ad1e68e6 | 1935 | wpa_printf(MSG_DEBUG, "Completing interface initialization"); |
5f9b4afd | 1936 | if (iface->freq) { |
e76da505 JD |
1937 | #ifdef NEED_AP_MLME |
1938 | int res; | |
1939 | #endif /* NEED_AP_MLME */ | |
1940 | ||
bb305cbd JM |
1941 | wpa_printf(MSG_DEBUG, "Mode: %s Channel: %d " |
1942 | "Frequency: %d MHz", | |
dc036d9e JM |
1943 | hostapd_hw_mode_txt(iface->conf->hw_mode), |
1944 | iface->conf->channel, iface->freq); | |
6fc6879b | 1945 | |
e76da505 | 1946 | #ifdef NEED_AP_MLME |
c53a9bf8 SD |
1947 | /* Handle DFS only if it is not offloaded to the driver */ |
1948 | if (!(iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD)) { | |
1949 | /* Check DFS */ | |
1950 | res = hostapd_handle_dfs(iface); | |
1951 | if (res <= 0) { | |
1952 | if (res < 0) | |
1953 | goto fail; | |
1954 | return res; | |
1955 | } | |
c13578c3 AK |
1956 | } else { |
1957 | /* If DFS is offloaded to the driver */ | |
1958 | res_dfs_offload = hostapd_handle_dfs_offload(iface); | |
1959 | if (res_dfs_offload <= 0) { | |
1960 | if (res_dfs_offload < 0) | |
1961 | goto fail; | |
1962 | } else { | |
1963 | wpa_printf(MSG_DEBUG, | |
1964 | "Proceed with AP/channel setup"); | |
1965 | /* | |
1966 | * If this is a DFS channel, move to completing | |
1967 | * AP setup. | |
1968 | */ | |
1969 | if (res_dfs_offload == 1) | |
1970 | goto dfs_offload; | |
1971 | /* Otherwise fall through. */ | |
1972 | } | |
0f23a5e7 | 1973 | } |
e76da505 JD |
1974 | #endif /* NEED_AP_MLME */ |
1975 | ||
01e2231f JL |
1976 | #ifdef CONFIG_MESH |
1977 | if (iface->mconf != NULL) { | |
1978 | wpa_printf(MSG_DEBUG, | |
1979 | "%s: Mesh configuration will be applied while joining the mesh network", | |
1980 | iface->bss[0]->conf->iface); | |
1981 | delay_apply_cfg = 1; | |
1982 | } | |
1983 | #endif /* CONFIG_MESH */ | |
1984 | ||
1985 | if (!delay_apply_cfg && | |
1986 | hostapd_set_freq(hapd, hapd->iconf->hw_mode, iface->freq, | |
9c6d8e1d | 1987 | hapd->iconf->channel, |
bebd91e9 AAL |
1988 | hapd->iconf->enable_edmg, |
1989 | hapd->iconf->edmg_channel, | |
fe0f58fa | 1990 | hapd->iconf->ieee80211n, |
fa476336 | 1991 | hapd->iconf->ieee80211ac, |
88005ee9 | 1992 | hapd->iconf->ieee80211ax, |
fa476336 | 1993 | hapd->iconf->secondary_channel, |
c6b7ac07 JC |
1994 | hostapd_get_oper_chwidth(hapd->iconf), |
1995 | hostapd_get_oper_centr_freq_seg0_idx( | |
1996 | hapd->iconf), | |
1997 | hostapd_get_oper_centr_freq_seg1_idx( | |
1998 | hapd->iconf))) { | |
bb305cbd JM |
1999 | wpa_printf(MSG_ERROR, "Could not set channel for " |
2000 | "kernel driver"); | |
0f23a5e7 | 2001 | goto fail; |
ddaa83eb JM |
2002 | } |
2003 | } | |
6fc6879b | 2004 | |
5a5009dc | 2005 | if (iface->current_mode) { |
34445d12 | 2006 | if (hostapd_prepare_rates(iface, iface->current_mode)) { |
5a5009dc FF |
2007 | wpa_printf(MSG_ERROR, "Failed to prepare rates " |
2008 | "table."); | |
2009 | hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, | |
2010 | HOSTAPD_LEVEL_WARNING, | |
2011 | "Failed to prepare rates table."); | |
0f23a5e7 | 2012 | goto fail; |
5a5009dc FF |
2013 | } |
2014 | } | |
2015 | ||
bf0021ed JM |
2016 | if (hapd->iconf->rts_threshold >= -1 && |
2017 | hostapd_set_rts(hapd, hapd->iconf->rts_threshold) && | |
2018 | hapd->iconf->rts_threshold >= -1) { | |
bb305cbd JM |
2019 | wpa_printf(MSG_ERROR, "Could not set RTS threshold for " |
2020 | "kernel driver"); | |
0f23a5e7 | 2021 | goto fail; |
ddaa83eb JM |
2022 | } |
2023 | ||
bf0021ed JM |
2024 | if (hapd->iconf->fragm_threshold >= -1 && |
2025 | hostapd_set_frag(hapd, hapd->iconf->fragm_threshold) && | |
2026 | hapd->iconf->fragm_threshold != -1) { | |
bb305cbd JM |
2027 | wpa_printf(MSG_ERROR, "Could not set fragmentation threshold " |
2028 | "for kernel driver"); | |
0f23a5e7 | 2029 | goto fail; |
ddaa83eb | 2030 | } |
6fc6879b | 2031 | |
ddaa83eb JM |
2032 | prev_addr = hapd->own_addr; |
2033 | ||
2034 | for (j = 0; j < iface->num_bss; j++) { | |
2035 | hapd = iface->bss[j]; | |
2036 | if (j) | |
2037 | os_memcpy(hapd->own_addr, prev_addr, ETH_ALEN); | |
ac1a2240 | 2038 | if (hostapd_setup_bss(hapd, j == 0)) { |
9140caf5 | 2039 | for (;;) { |
ac1a2240 | 2040 | hapd = iface->bss[j]; |
438e1333 | 2041 | hostapd_bss_deinit_no_free(hapd); |
ac1a2240 | 2042 | hostapd_free_hapd_data(hapd); |
9140caf5 JM |
2043 | if (j == 0) |
2044 | break; | |
2045 | j--; | |
2046 | } | |
0f23a5e7 | 2047 | goto fail; |
ac1a2240 | 2048 | } |
902c07a7 | 2049 | if (is_zero_ether_addr(hapd->conf->bssid)) |
ddaa83eb JM |
2050 | prev_addr = hapd->own_addr; |
2051 | } | |
dc036d9e | 2052 | hapd = iface->bss[0]; |
ddaa83eb JM |
2053 | |
2054 | hostapd_tx_queue_params(iface); | |
2055 | ||
2056 | ap_list_init(iface); | |
2057 | ||
3c4ca363 VN |
2058 | hostapd_set_acl(hapd); |
2059 | ||
ddaa83eb JM |
2060 | if (hostapd_driver_commit(hapd) < 0) { |
2061 | wpa_printf(MSG_ERROR, "%s: Failed to commit driver " | |
2062 | "configuration", __func__); | |
0f23a5e7 | 2063 | goto fail; |
ddaa83eb JM |
2064 | } |
2065 | ||
86795546 VA |
2066 | /* |
2067 | * WPS UPnP module can be initialized only when the "upnp_iface" is up. | |
2068 | * If "interface" and "upnp_iface" are the same (e.g., non-bridge | |
2069 | * mode), the interface is up only after driver_commit, so initialize | |
2070 | * WPS after driver_commit. | |
2071 | */ | |
2072 | for (j = 0; j < iface->num_bss; j++) { | |
2073 | if (hostapd_init_wps_complete(iface->bss[j])) | |
0f23a5e7 | 2074 | goto fail; |
86795546 VA |
2075 | } |
2076 | ||
c13578c3 AK |
2077 | if ((iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) && |
2078 | !res_dfs_offload) { | |
2079 | /* | |
2080 | * If freq is DFS, and DFS is offloaded to the driver, then wait | |
2081 | * for CAC to complete. | |
2082 | */ | |
2083 | wpa_printf(MSG_DEBUG, "%s: Wait for CAC to complete", __func__); | |
2084 | return res_dfs_offload; | |
2085 | } | |
2086 | ||
2087 | #ifdef NEED_AP_MLME | |
2088 | dfs_offload: | |
2089 | #endif /* NEED_AP_MLME */ | |
6959145b AN |
2090 | |
2091 | #ifdef CONFIG_FST | |
2092 | if (hapd->iconf->fst_cfg.group_id[0]) { | |
2093 | struct fst_wpa_obj iface_obj; | |
2094 | ||
2095 | fst_hostapd_fill_iface_obj(hapd, &iface_obj); | |
2096 | iface->fst = fst_attach(hapd->conf->iface, hapd->own_addr, | |
2097 | &iface_obj, &hapd->iconf->fst_cfg); | |
2098 | if (!iface->fst) { | |
2099 | wpa_printf(MSG_ERROR, "Could not attach to FST %s", | |
2100 | hapd->iconf->fst_cfg.group_id); | |
2101 | goto fail; | |
2102 | } | |
2103 | } | |
2104 | #endif /* CONFIG_FST */ | |
2105 | ||
e1c5faf0 | 2106 | hostapd_set_state(iface, HAPD_IFACE_ENABLED); |
a8913881 | 2107 | hostapd_owe_update_trans(iface); |
ef721751 | 2108 | airtime_policy_update_init(iface); |
7d6d7370 | 2109 | wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_ENABLED); |
c76e5d7f JB |
2110 | if (hapd->setup_complete_cb) |
2111 | hapd->setup_complete_cb(hapd->setup_complete_cb_ctx); | |
2112 | ||
ad1e68e6 JM |
2113 | wpa_printf(MSG_DEBUG, "%s: Setup of interface done.", |
2114 | iface->bss[0]->conf->iface); | |
2b6623ab JM |
2115 | if (iface->interfaces && iface->interfaces->terminate_on_error > 0) |
2116 | iface->interfaces->terminate_on_error--; | |
ad1e68e6 | 2117 | |
061269b3 | 2118 | for (j = 0; j < iface->num_bss; j++) |
0998d9bd | 2119 | hostapd_neighbor_set_own_report(iface->bss[j]); |
061269b3 | 2120 | |
21db94c5 | 2121 | return 0; |
0f23a5e7 JM |
2122 | |
2123 | fail: | |
2124 | wpa_printf(MSG_ERROR, "Interface initialization failed"); | |
2125 | hostapd_set_state(iface, HAPD_IFACE_DISABLED); | |
2126 | wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_DISABLED); | |
6959145b AN |
2127 | #ifdef CONFIG_FST |
2128 | if (iface->fst) { | |
2129 | fst_detach(iface->fst); | |
2130 | iface->fst = NULL; | |
2131 | } | |
2132 | #endif /* CONFIG_FST */ | |
c4315e66 TM |
2133 | |
2134 | if (iface->interfaces && iface->interfaces->terminate_on_error) { | |
0f23a5e7 | 2135 | eloop_terminate(); |
c4315e66 TM |
2136 | } else if (hapd->setup_complete_cb) { |
2137 | /* | |
2138 | * Calling hapd->setup_complete_cb directly may cause iface | |
2139 | * deinitialization which may be accessed later by the caller. | |
2140 | */ | |
2141 | eloop_register_timeout(0, 0, | |
2142 | hostapd_interface_setup_failure_handler, | |
2143 | iface, NULL); | |
2144 | } | |
2145 | ||
0f23a5e7 | 2146 | return -1; |
6fc6879b JM |
2147 | } |
2148 | ||
2149 | ||
053693d2 SD |
2150 | /** |
2151 | * hostapd_setup_interface_complete - Complete interface setup | |
2152 | * | |
2153 | * This function is called when previous steps in the interface setup has been | |
2154 | * completed. This can also start operations, e.g., DFS, that will require | |
2155 | * additional processing before interface is ready to be enabled. Such | |
2156 | * operations will call this function from eloop callbacks when finished. | |
2157 | */ | |
2158 | int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err) | |
2159 | { | |
2160 | struct hapd_interfaces *interfaces = iface->interfaces; | |
2161 | struct hostapd_data *hapd = iface->bss[0]; | |
2162 | unsigned int i; | |
2163 | int not_ready_in_sync_ifaces = 0; | |
2164 | ||
2165 | if (!iface->need_to_start_in_sync) | |
2166 | return hostapd_setup_interface_complete_sync(iface, err); | |
2167 | ||
2168 | if (err) { | |
2169 | wpa_printf(MSG_ERROR, "Interface initialization failed"); | |
2170 | hostapd_set_state(iface, HAPD_IFACE_DISABLED); | |
2171 | iface->need_to_start_in_sync = 0; | |
2172 | wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_DISABLED); | |
2173 | if (interfaces && interfaces->terminate_on_error) | |
2174 | eloop_terminate(); | |
2175 | return -1; | |
2176 | } | |
2177 | ||
2178 | if (iface->ready_to_start_in_sync) { | |
2179 | /* Already in ready and waiting. should never happpen */ | |
2180 | return 0; | |
2181 | } | |
2182 | ||
2183 | for (i = 0; i < interfaces->count; i++) { | |
2184 | if (interfaces->iface[i]->need_to_start_in_sync && | |
2185 | !interfaces->iface[i]->ready_to_start_in_sync) | |
2186 | not_ready_in_sync_ifaces++; | |
2187 | } | |
2188 | ||
2189 | /* | |
2190 | * Check if this is the last interface, if yes then start all the other | |
2191 | * waiting interfaces. If not, add this interface to the waiting list. | |
2192 | */ | |
2193 | if (not_ready_in_sync_ifaces > 1 && iface->state == HAPD_IFACE_DFS) { | |
2194 | /* | |
2195 | * If this interface went through CAC, do not synchronize, just | |
2196 | * start immediately. | |
2197 | */ | |
2198 | iface->need_to_start_in_sync = 0; | |
2199 | wpa_printf(MSG_INFO, | |
2200 | "%s: Finished CAC - bypass sync and start interface", | |
2201 | iface->bss[0]->conf->iface); | |
2202 | return hostapd_setup_interface_complete_sync(iface, err); | |
2203 | } | |
2204 | ||
2205 | if (not_ready_in_sync_ifaces > 1) { | |
2206 | /* need to wait as there are other interfaces still coming up */ | |
2207 | iface->ready_to_start_in_sync = 1; | |
2208 | wpa_printf(MSG_INFO, | |
2209 | "%s: Interface waiting to sync with other interfaces", | |
2210 | iface->bss[0]->conf->iface); | |
2211 | return 0; | |
2212 | } | |
2213 | ||
2214 | wpa_printf(MSG_INFO, | |
2215 | "%s: Last interface to sync - starting all interfaces", | |
2216 | iface->bss[0]->conf->iface); | |
2217 | iface->need_to_start_in_sync = 0; | |
2218 | hostapd_setup_interface_complete_sync(iface, err); | |
2219 | for (i = 0; i < interfaces->count; i++) { | |
2220 | if (interfaces->iface[i]->need_to_start_in_sync && | |
2221 | interfaces->iface[i]->ready_to_start_in_sync) { | |
2222 | hostapd_setup_interface_complete_sync( | |
2223 | interfaces->iface[i], 0); | |
2224 | /* Only once the interfaces are sync started */ | |
2225 | interfaces->iface[i]->need_to_start_in_sync = 0; | |
2226 | } | |
2227 | } | |
2228 | ||
2229 | return 0; | |
2230 | } | |
2231 | ||
2232 | ||
6fc6879b | 2233 | /** |
ddaa83eb | 2234 | * hostapd_setup_interface - Setup of an interface |
6fc6879b | 2235 | * @iface: Pointer to interface data. |
ddaa83eb | 2236 | * Returns: 0 on success, -1 on failure |
6fc6879b JM |
2237 | * |
2238 | * Initializes the driver interface, validates the configuration, | |
2239 | * and sets driver parameters based on the configuration. | |
ddaa83eb | 2240 | * Flushes old stations, sets the channel, encryption, |
6fc6879b | 2241 | * beacons, and WDS links based on the configuration. |
0dfd2c61 JM |
2242 | * |
2243 | * If interface setup requires more time, e.g., to perform HT co-ex scans, ACS, | |
2244 | * or DFS operations, this function returns 0 before such operations have been | |
2245 | * completed. The pending operations are registered into eloop and will be | |
2246 | * completed from eloop callbacks. Those callbacks end up calling | |
2247 | * hostapd_setup_interface_complete() once setup has been completed. | |
6fc6879b | 2248 | */ |
5c333467 | 2249 | int hostapd_setup_interface(struct hostapd_iface *iface) |
6fc6879b | 2250 | { |
ddaa83eb JM |
2251 | int ret; |
2252 | ||
2253 | ret = setup_interface(iface); | |
2254 | if (ret) { | |
bee07ce8 | 2255 | wpa_printf(MSG_ERROR, "%s: Unable to setup interface.", |
6fc6879b JM |
2256 | iface->bss[0]->conf->iface); |
2257 | return -1; | |
2258 | } | |
2259 | ||
6fc6879b JM |
2260 | return 0; |
2261 | } | |
2262 | ||
2263 | ||
6fc6879b JM |
2264 | /** |
2265 | * hostapd_alloc_bss_data - Allocate and initialize per-BSS data | |
2266 | * @hapd_iface: Pointer to interface data | |
2267 | * @conf: Pointer to per-interface configuration | |
2268 | * @bss: Pointer to per-BSS configuration for this BSS | |
2269 | * Returns: Pointer to allocated BSS data | |
2270 | * | |
2271 | * This function is used to allocate per-BSS data structure. This data will be | |
2272 | * freed after hostapd_cleanup() is called for it during interface | |
2273 | * deinitialization. | |
2274 | */ | |
b6a7859d | 2275 | struct hostapd_data * |
6fc6879b JM |
2276 | hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface, |
2277 | struct hostapd_config *conf, | |
2278 | struct hostapd_bss_config *bss) | |
2279 | { | |
2280 | struct hostapd_data *hapd; | |
2281 | ||
2282 | hapd = os_zalloc(sizeof(*hapd)); | |
2283 | if (hapd == NULL) | |
2284 | return NULL; | |
2285 | ||
d24df7c3 | 2286 | hapd->new_assoc_sta_cb = hostapd_new_assoc_sta; |
6fc6879b JM |
2287 | hapd->iconf = conf; |
2288 | hapd->conf = bss; | |
2289 | hapd->iface = hapd_iface; | |
db5e53cb JM |
2290 | if (conf) |
2291 | hapd->driver = conf->driver; | |
9e7d033e | 2292 | hapd->ctrl_sock = -1; |
56885eec | 2293 | dl_list_init(&hapd->ctrl_dst); |
f2f8616e | 2294 | dl_list_init(&hapd->nr_db); |
91d91abf | 2295 | hapd->dhcp_sock = -1; |
c5fee160 MB |
2296 | #ifdef CONFIG_IEEE80211R_AP |
2297 | dl_list_init(&hapd->l2_queue); | |
50bd8e0a | 2298 | dl_list_init(&hapd->l2_oui_queue); |
c5fee160 | 2299 | #endif /* CONFIG_IEEE80211R_AP */ |
ff9f40ae JM |
2300 | #ifdef CONFIG_SAE |
2301 | dl_list_init(&hapd->sae_commit_queue); | |
2302 | #endif /* CONFIG_SAE */ | |
6fc6879b JM |
2303 | |
2304 | return hapd; | |
6fc6879b JM |
2305 | } |
2306 | ||
2307 | ||
54246f8d JM |
2308 | static void hostapd_bss_deinit(struct hostapd_data *hapd) |
2309 | { | |
9c10be3f JM |
2310 | if (!hapd) |
2311 | return; | |
54246f8d | 2312 | wpa_printf(MSG_DEBUG, "%s: deinit bss %s", __func__, |
8fc22fdd | 2313 | hapd->conf ? hapd->conf->iface : "N/A"); |
438e1333 | 2314 | hostapd_bss_deinit_no_free(hapd); |
39c3bfcd | 2315 | wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_DISABLED); |
f4111ff3 TB |
2316 | #ifdef CONFIG_SQLITE |
2317 | if (hapd->rad_attr_db) { | |
2318 | sqlite3_close(hapd->rad_attr_db); | |
2319 | hapd->rad_attr_db = NULL; | |
2320 | } | |
2321 | #endif /* CONFIG_SQLITE */ | |
54246f8d JM |
2322 | hostapd_cleanup(hapd); |
2323 | } | |
2324 | ||
2325 | ||
5c333467 | 2326 | void hostapd_interface_deinit(struct hostapd_iface *iface) |
5fa30f32 | 2327 | { |
390e489c | 2328 | int j; |
5fa30f32 | 2329 | |
747c85f9 | 2330 | wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface); |
5fa30f32 JM |
2331 | if (iface == NULL) |
2332 | return; | |
2333 | ||
39c3bfcd JM |
2334 | hostapd_set_state(iface, HAPD_IFACE_DISABLED); |
2335 | ||
f0793bf1 JM |
2336 | eloop_cancel_timeout(channel_list_update_timeout, iface, NULL); |
2337 | iface->wait_channel_update = 0; | |
2338 | ||
6959145b AN |
2339 | #ifdef CONFIG_FST |
2340 | if (iface->fst) { | |
2341 | fst_detach(iface->fst); | |
2342 | iface->fst = NULL; | |
2343 | } | |
2344 | #endif /* CONFIG_FST */ | |
2345 | ||
1b85cad2 | 2346 | for (j = (int) iface->num_bss - 1; j >= 0; j--) { |
9c10be3f JM |
2347 | if (!iface->bss) |
2348 | break; | |
54246f8d | 2349 | hostapd_bss_deinit(iface->bss[j]); |
9c10be3f | 2350 | } |
4a0e0115 MW |
2351 | |
2352 | #ifdef CONFIG_IEEE80211N | |
2353 | #ifdef NEED_AP_MLME | |
2354 | hostapd_stop_setup_timers(iface); | |
2355 | eloop_cancel_timeout(ap_ht2040_timeout, iface, NULL); | |
2356 | #endif /* NEED_AP_MLME */ | |
2357 | #endif /* CONFIG_IEEE80211N */ | |
f7c47833 JM |
2358 | } |
2359 | ||
2360 | ||
2361 | void hostapd_interface_free(struct hostapd_iface *iface) | |
2362 | { | |
2363 | size_t j; | |
747c85f9 JM |
2364 | wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface); |
2365 | for (j = 0; j < iface->num_bss; j++) { | |
9c10be3f JM |
2366 | if (!iface->bss) |
2367 | break; | |
747c85f9 JM |
2368 | wpa_printf(MSG_DEBUG, "%s: free hapd %p", |
2369 | __func__, iface->bss[j]); | |
5fa30f32 | 2370 | os_free(iface->bss[j]); |
747c85f9 | 2371 | } |
5fa30f32 JM |
2372 | hostapd_cleanup_iface(iface); |
2373 | } | |
fa16028d JM |
2374 | |
2375 | ||
5e993390 JM |
2376 | struct hostapd_iface * hostapd_alloc_iface(void) |
2377 | { | |
2378 | struct hostapd_iface *hapd_iface; | |
2379 | ||
2380 | hapd_iface = os_zalloc(sizeof(*hapd_iface)); | |
2381 | if (!hapd_iface) | |
2382 | return NULL; | |
2383 | ||
2384 | dl_list_init(&hapd_iface->sta_seen); | |
2385 | ||
2386 | return hapd_iface; | |
2387 | } | |
2388 | ||
2389 | ||
66936c6a KP |
2390 | /** |
2391 | * hostapd_init - Allocate and initialize per-interface data | |
2392 | * @config_file: Path to the configuration file | |
2393 | * Returns: Pointer to the allocated interface data or %NULL on failure | |
2394 | * | |
2395 | * This function is used to allocate main data structures for per-interface | |
2396 | * data. The allocated data buffer will be freed by calling | |
2397 | * hostapd_cleanup_iface(). | |
2398 | */ | |
2399 | struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces, | |
2400 | const char *config_file) | |
2401 | { | |
2402 | struct hostapd_iface *hapd_iface = NULL; | |
2403 | struct hostapd_config *conf = NULL; | |
2404 | struct hostapd_data *hapd; | |
2405 | size_t i; | |
2406 | ||
5e993390 | 2407 | hapd_iface = hostapd_alloc_iface(); |
66936c6a KP |
2408 | if (hapd_iface == NULL) |
2409 | goto fail; | |
2410 | ||
2411 | hapd_iface->config_fname = os_strdup(config_file); | |
2412 | if (hapd_iface->config_fname == NULL) | |
2413 | goto fail; | |
2414 | ||
2415 | conf = interfaces->config_read_cb(hapd_iface->config_fname); | |
2416 | if (conf == NULL) | |
2417 | goto fail; | |
2418 | hapd_iface->conf = conf; | |
2419 | ||
2420 | hapd_iface->num_bss = conf->num_bss; | |
2421 | hapd_iface->bss = os_calloc(conf->num_bss, | |
2422 | sizeof(struct hostapd_data *)); | |
2423 | if (hapd_iface->bss == NULL) | |
2424 | goto fail; | |
2425 | ||
2426 | for (i = 0; i < conf->num_bss; i++) { | |
2427 | hapd = hapd_iface->bss[i] = | |
2428 | hostapd_alloc_bss_data(hapd_iface, conf, | |
2429 | conf->bss[i]); | |
2430 | if (hapd == NULL) | |
2431 | goto fail; | |
2432 | hapd->msg_ctx = hapd; | |
2433 | } | |
2434 | ||
2435 | return hapd_iface; | |
2436 | ||
2437 | fail: | |
2438 | wpa_printf(MSG_ERROR, "Failed to set up interface with %s", | |
2439 | config_file); | |
2440 | if (conf) | |
2441 | hostapd_config_free(conf); | |
2442 | if (hapd_iface) { | |
2443 | os_free(hapd_iface->config_fname); | |
2444 | os_free(hapd_iface->bss); | |
747c85f9 JM |
2445 | wpa_printf(MSG_DEBUG, "%s: free iface %p", |
2446 | __func__, hapd_iface); | |
66936c6a KP |
2447 | os_free(hapd_iface); |
2448 | } | |
2449 | return NULL; | |
2450 | } | |
2451 | ||
2452 | ||
2e2fff37 KP |
2453 | static int ifname_in_use(struct hapd_interfaces *interfaces, const char *ifname) |
2454 | { | |
2455 | size_t i, j; | |
2456 | ||
2457 | for (i = 0; i < interfaces->count; i++) { | |
2458 | struct hostapd_iface *iface = interfaces->iface[i]; | |
2459 | for (j = 0; j < iface->num_bss; j++) { | |
2460 | struct hostapd_data *hapd = iface->bss[j]; | |
2461 | if (os_strcmp(ifname, hapd->conf->iface) == 0) | |
2462 | return 1; | |
2463 | } | |
2464 | } | |
2465 | ||
2466 | return 0; | |
2467 | } | |
2468 | ||
2469 | ||
0dfd2c61 JM |
2470 | /** |
2471 | * hostapd_interface_init_bss - Read configuration file and init BSS data | |
2472 | * | |
2473 | * This function is used to parse configuration file for a BSS. This BSS is | |
2474 | * added to an existing interface sharing the same radio (if any) or a new | |
2475 | * interface is created if this is the first interface on a radio. This | |
2476 | * allocate memory for the BSS. No actual driver operations are started. | |
2477 | * | |
2478 | * This is similar to hostapd_interface_init(), but for a case where the | |
2479 | * configuration is used to add a single BSS instead of all BSSes for a radio. | |
2480 | */ | |
a1fb5692 KP |
2481 | struct hostapd_iface * |
2482 | hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy, | |
2483 | const char *config_fname, int debug) | |
2484 | { | |
2485 | struct hostapd_iface *new_iface = NULL, *iface = NULL; | |
2486 | struct hostapd_data *hapd; | |
2487 | int k; | |
2488 | size_t i, bss_idx; | |
2489 | ||
2490 | if (!phy || !*phy) | |
2491 | return NULL; | |
2492 | ||
2493 | for (i = 0; i < interfaces->count; i++) { | |
2494 | if (os_strcmp(interfaces->iface[i]->phy, phy) == 0) { | |
2495 | iface = interfaces->iface[i]; | |
2496 | break; | |
2497 | } | |
2498 | } | |
2499 | ||
fee947bf | 2500 | wpa_printf(MSG_INFO, "Configuration file: %s (phy %s)%s", |
a1fb5692 KP |
2501 | config_fname, phy, iface ? "" : " --> new PHY"); |
2502 | if (iface) { | |
2503 | struct hostapd_config *conf; | |
2504 | struct hostapd_bss_config **tmp_conf; | |
2505 | struct hostapd_data **tmp_bss; | |
2506 | struct hostapd_bss_config *bss; | |
2e2fff37 | 2507 | const char *ifname; |
a1fb5692 KP |
2508 | |
2509 | /* Add new BSS to existing iface */ | |
2510 | conf = interfaces->config_read_cb(config_fname); | |
2511 | if (conf == NULL) | |
2512 | return NULL; | |
2513 | if (conf->num_bss > 1) { | |
2514 | wpa_printf(MSG_ERROR, "Multiple BSSes specified in BSS-config"); | |
2515 | hostapd_config_free(conf); | |
2516 | return NULL; | |
2517 | } | |
2518 | ||
2e2fff37 KP |
2519 | ifname = conf->bss[0]->iface; |
2520 | if (ifname[0] != '\0' && ifname_in_use(interfaces, ifname)) { | |
2521 | wpa_printf(MSG_ERROR, | |
2522 | "Interface name %s already in use", ifname); | |
2523 | hostapd_config_free(conf); | |
2524 | return NULL; | |
2525 | } | |
2526 | ||
a1fb5692 KP |
2527 | tmp_conf = os_realloc_array( |
2528 | iface->conf->bss, iface->conf->num_bss + 1, | |
2529 | sizeof(struct hostapd_bss_config *)); | |
2530 | tmp_bss = os_realloc_array(iface->bss, iface->num_bss + 1, | |
2531 | sizeof(struct hostapd_data *)); | |
2532 | if (tmp_bss) | |
2533 | iface->bss = tmp_bss; | |
2534 | if (tmp_conf) { | |
2535 | iface->conf->bss = tmp_conf; | |
2536 | iface->conf->last_bss = tmp_conf[0]; | |
2537 | } | |
2538 | if (tmp_bss == NULL || tmp_conf == NULL) { | |
2539 | hostapd_config_free(conf); | |
2540 | return NULL; | |
2541 | } | |
2542 | bss = iface->conf->bss[iface->conf->num_bss] = conf->bss[0]; | |
2543 | iface->conf->num_bss++; | |
2544 | ||
2545 | hapd = hostapd_alloc_bss_data(iface, iface->conf, bss); | |
2546 | if (hapd == NULL) { | |
2547 | iface->conf->num_bss--; | |
2548 | hostapd_config_free(conf); | |
2549 | return NULL; | |
2550 | } | |
2551 | iface->conf->last_bss = bss; | |
2552 | iface->bss[iface->num_bss] = hapd; | |
2553 | hapd->msg_ctx = hapd; | |
2554 | ||
2555 | bss_idx = iface->num_bss++; | |
2556 | conf->num_bss--; | |
2557 | conf->bss[0] = NULL; | |
2558 | hostapd_config_free(conf); | |
2559 | } else { | |
2560 | /* Add a new iface with the first BSS */ | |
2561 | new_iface = iface = hostapd_init(interfaces, config_fname); | |
2562 | if (!iface) | |
2563 | return NULL; | |
2564 | os_strlcpy(iface->phy, phy, sizeof(iface->phy)); | |
2565 | iface->interfaces = interfaces; | |
2566 | bss_idx = 0; | |
2567 | } | |
2568 | ||
2569 | for (k = 0; k < debug; k++) { | |
2570 | if (iface->bss[bss_idx]->conf->logger_stdout_level > 0) | |
2571 | iface->bss[bss_idx]->conf->logger_stdout_level--; | |
2572 | } | |
2573 | ||
2574 | if (iface->conf->bss[bss_idx]->iface[0] == '\0' && | |
2575 | !hostapd_drv_none(iface->bss[bss_idx])) { | |
2576 | wpa_printf(MSG_ERROR, "Interface name not specified in %s", | |
2577 | config_fname); | |
2578 | if (new_iface) | |
2579 | hostapd_interface_deinit_free(new_iface); | |
2580 | return NULL; | |
2581 | } | |
2582 | ||
2583 | return iface; | |
2584 | } | |
2585 | ||
2586 | ||
75545652 SP |
2587 | void hostapd_interface_deinit_free(struct hostapd_iface *iface) |
2588 | { | |
2589 | const struct wpa_driver_ops *driver; | |
2590 | void *drv_priv; | |
747c85f9 JM |
2591 | |
2592 | wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface); | |
75545652 SP |
2593 | if (iface == NULL) |
2594 | return; | |
747c85f9 JM |
2595 | wpa_printf(MSG_DEBUG, "%s: num_bss=%u conf->num_bss=%u", |
2596 | __func__, (unsigned int) iface->num_bss, | |
2597 | (unsigned int) iface->conf->num_bss); | |
75545652 SP |
2598 | driver = iface->bss[0]->driver; |
2599 | drv_priv = iface->bss[0]->drv_priv; | |
2600 | hostapd_interface_deinit(iface); | |
747c85f9 JM |
2601 | wpa_printf(MSG_DEBUG, "%s: driver=%p drv_priv=%p -> hapd_deinit", |
2602 | __func__, driver, drv_priv); | |
d92bdf96 | 2603 | if (driver && driver->hapd_deinit && drv_priv) { |
75545652 | 2604 | driver->hapd_deinit(drv_priv); |
d92bdf96 JM |
2605 | iface->bss[0]->drv_priv = NULL; |
2606 | } | |
75545652 SP |
2607 | hostapd_interface_free(iface); |
2608 | } | |
2609 | ||
2610 | ||
4d1e38be JM |
2611 | static void hostapd_deinit_driver(const struct wpa_driver_ops *driver, |
2612 | void *drv_priv, | |
2613 | struct hostapd_iface *hapd_iface) | |
2614 | { | |
2615 | size_t j; | |
2616 | ||
2617 | wpa_printf(MSG_DEBUG, "%s: driver=%p drv_priv=%p -> hapd_deinit", | |
2618 | __func__, driver, drv_priv); | |
2619 | if (driver && driver->hapd_deinit && drv_priv) { | |
2620 | driver->hapd_deinit(drv_priv); | |
2621 | for (j = 0; j < hapd_iface->num_bss; j++) { | |
2622 | wpa_printf(MSG_DEBUG, "%s:bss[%d]->drv_priv=%p", | |
2623 | __func__, (int) j, | |
2624 | hapd_iface->bss[j]->drv_priv); | |
b9058266 | 2625 | if (hapd_iface->bss[j]->drv_priv == drv_priv) { |
4d1e38be | 2626 | hapd_iface->bss[j]->drv_priv = NULL; |
b9058266 JM |
2627 | hapd_iface->extended_capa = NULL; |
2628 | hapd_iface->extended_capa_mask = NULL; | |
2629 | hapd_iface->extended_capa_len = 0; | |
2630 | } | |
4d1e38be JM |
2631 | } |
2632 | } | |
2633 | } | |
2634 | ||
2635 | ||
75545652 SP |
2636 | int hostapd_enable_iface(struct hostapd_iface *hapd_iface) |
2637 | { | |
5d67bf15 JM |
2638 | size_t j; |
2639 | ||
75545652 SP |
2640 | if (hapd_iface->bss[0]->drv_priv != NULL) { |
2641 | wpa_printf(MSG_ERROR, "Interface %s already enabled", | |
ebd79f07 | 2642 | hapd_iface->conf->bss[0]->iface); |
75545652 SP |
2643 | return -1; |
2644 | } | |
2645 | ||
2646 | wpa_printf(MSG_DEBUG, "Enable interface %s", | |
ebd79f07 | 2647 | hapd_iface->conf->bss[0]->iface); |
75545652 | 2648 | |
5d67bf15 JM |
2649 | for (j = 0; j < hapd_iface->num_bss; j++) |
2650 | hostapd_set_security_params(hapd_iface->conf->bss[j], 1); | |
08081ad8 JM |
2651 | if (hostapd_config_check(hapd_iface->conf, 1) < 0) { |
2652 | wpa_printf(MSG_INFO, "Invalid configuration - cannot enable"); | |
2653 | return -1; | |
2654 | } | |
2655 | ||
75545652 SP |
2656 | if (hapd_iface->interfaces == NULL || |
2657 | hapd_iface->interfaces->driver_init == NULL || | |
71cdf6b6 JM |
2658 | hapd_iface->interfaces->driver_init(hapd_iface)) |
2659 | return -1; | |
2660 | ||
2661 | if (hostapd_setup_interface(hapd_iface)) { | |
4d1e38be JM |
2662 | hostapd_deinit_driver(hapd_iface->bss[0]->driver, |
2663 | hapd_iface->bss[0]->drv_priv, | |
2664 | hapd_iface); | |
75545652 SP |
2665 | return -1; |
2666 | } | |
71cdf6b6 | 2667 | |
75545652 SP |
2668 | return 0; |
2669 | } | |
2670 | ||
2671 | ||
2672 | int hostapd_reload_iface(struct hostapd_iface *hapd_iface) | |
2673 | { | |
2674 | size_t j; | |
2675 | ||
2676 | wpa_printf(MSG_DEBUG, "Reload interface %s", | |
ebd79f07 | 2677 | hapd_iface->conf->bss[0]->iface); |
6f2db2fb | 2678 | for (j = 0; j < hapd_iface->num_bss; j++) |
5d67bf15 | 2679 | hostapd_set_security_params(hapd_iface->conf->bss[j], 1); |
08081ad8 | 2680 | if (hostapd_config_check(hapd_iface->conf, 1) < 0) { |
6f2db2fb JM |
2681 | wpa_printf(MSG_ERROR, "Updated configuration is invalid"); |
2682 | return -1; | |
2683 | } | |
9f104b03 JM |
2684 | hostapd_clear_old(hapd_iface); |
2685 | for (j = 0; j < hapd_iface->num_bss; j++) | |
75545652 | 2686 | hostapd_reload_bss(hapd_iface->bss[j]); |
9f104b03 | 2687 | |
75545652 SP |
2688 | return 0; |
2689 | } | |
2690 | ||
2691 | ||
2692 | int hostapd_disable_iface(struct hostapd_iface *hapd_iface) | |
2693 | { | |
2694 | size_t j; | |
75545652 SP |
2695 | const struct wpa_driver_ops *driver; |
2696 | void *drv_priv; | |
2697 | ||
2698 | if (hapd_iface == NULL) | |
2699 | return -1; | |
3fbd036e MK |
2700 | |
2701 | if (hapd_iface->bss[0]->drv_priv == NULL) { | |
2702 | wpa_printf(MSG_INFO, "Interface %s already disabled", | |
2703 | hapd_iface->conf->bss[0]->iface); | |
2704 | return -1; | |
2705 | } | |
2706 | ||
7d6d7370 | 2707 | wpa_msg(hapd_iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_DISABLED); |
75545652 SP |
2708 | driver = hapd_iface->bss[0]->driver; |
2709 | drv_priv = hapd_iface->bss[0]->drv_priv; | |
2710 | ||
354c903f MB |
2711 | hapd_iface->driver_ap_teardown = |
2712 | !!(hapd_iface->drv_flags & | |
2713 | WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT); | |
2714 | ||
7b2ca5cf S |
2715 | #ifdef NEED_AP_MLME |
2716 | for (j = 0; j < hapd_iface->num_bss; j++) | |
2717 | hostapd_cleanup_cs_params(hapd_iface->bss[j]); | |
2718 | #endif /* NEED_AP_MLME */ | |
2719 | ||
354c903f | 2720 | /* same as hostapd_interface_deinit without deinitializing ctrl-iface */ |
75545652 SP |
2721 | for (j = 0; j < hapd_iface->num_bss; j++) { |
2722 | struct hostapd_data *hapd = hapd_iface->bss[j]; | |
438e1333 | 2723 | hostapd_bss_deinit_no_free(hapd); |
75545652 SP |
2724 | hostapd_free_hapd_data(hapd); |
2725 | } | |
2726 | ||
4d1e38be | 2727 | hostapd_deinit_driver(driver, drv_priv, hapd_iface); |
75545652 SP |
2728 | |
2729 | /* From hostapd_cleanup_iface: These were initialized in | |
2730 | * hostapd_setup_interface and hostapd_setup_interface_complete | |
2731 | */ | |
2732 | hostapd_cleanup_iface_partial(hapd_iface); | |
75545652 | 2733 | |
0249c125 JM |
2734 | wpa_printf(MSG_DEBUG, "Interface %s disabled", |
2735 | hapd_iface->bss[0]->conf->iface); | |
e1c5faf0 | 2736 | hostapd_set_state(hapd_iface, HAPD_IFACE_DISABLED); |
75545652 SP |
2737 | return 0; |
2738 | } | |
2739 | ||
06bb8c62 SP |
2740 | |
2741 | static struct hostapd_iface * | |
2742 | hostapd_iface_alloc(struct hapd_interfaces *interfaces) | |
2743 | { | |
2744 | struct hostapd_iface **iface, *hapd_iface; | |
2745 | ||
2746 | iface = os_realloc_array(interfaces->iface, interfaces->count + 1, | |
2747 | sizeof(struct hostapd_iface *)); | |
2748 | if (iface == NULL) | |
2749 | return NULL; | |
2750 | interfaces->iface = iface; | |
2751 | hapd_iface = interfaces->iface[interfaces->count] = | |
5e993390 | 2752 | hostapd_alloc_iface(); |
06bb8c62 SP |
2753 | if (hapd_iface == NULL) { |
2754 | wpa_printf(MSG_ERROR, "%s: Failed to allocate memory for " | |
2755 | "the interface", __func__); | |
2756 | return NULL; | |
2757 | } | |
2758 | interfaces->count++; | |
2759 | hapd_iface->interfaces = interfaces; | |
2760 | ||
2761 | return hapd_iface; | |
2762 | } | |
2763 | ||
2764 | ||
2765 | static struct hostapd_config * | |
2766 | hostapd_config_alloc(struct hapd_interfaces *interfaces, const char *ifname, | |
fab51186 | 2767 | const char *ctrl_iface, const char *driver) |
06bb8c62 SP |
2768 | { |
2769 | struct hostapd_bss_config *bss; | |
2770 | struct hostapd_config *conf; | |
2771 | ||
2772 | /* Allocates memory for bss and conf */ | |
2773 | conf = hostapd_config_defaults(); | |
2774 | if (conf == NULL) { | |
2775 | wpa_printf(MSG_ERROR, "%s: Failed to allocate memory for " | |
2776 | "configuration", __func__); | |
3d1d4691 | 2777 | return NULL; |
06bb8c62 SP |
2778 | } |
2779 | ||
fab51186 P |
2780 | if (driver) { |
2781 | int j; | |
2782 | ||
2783 | for (j = 0; wpa_drivers[j]; j++) { | |
2784 | if (os_strcmp(driver, wpa_drivers[j]->name) == 0) { | |
2785 | conf->driver = wpa_drivers[j]; | |
2786 | goto skip; | |
2787 | } | |
2788 | } | |
2789 | ||
2790 | wpa_printf(MSG_ERROR, | |
2791 | "Invalid/unknown driver '%s' - registering the default driver", | |
2792 | driver); | |
2793 | } | |
2794 | ||
06bb8c62 SP |
2795 | conf->driver = wpa_drivers[0]; |
2796 | if (conf->driver == NULL) { | |
2797 | wpa_printf(MSG_ERROR, "No driver wrappers registered!"); | |
2798 | hostapd_config_free(conf); | |
2799 | return NULL; | |
2800 | } | |
2801 | ||
fab51186 | 2802 | skip: |
ebd79f07 | 2803 | bss = conf->last_bss = conf->bss[0]; |
06bb8c62 SP |
2804 | |
2805 | os_strlcpy(bss->iface, ifname, sizeof(bss->iface)); | |
2806 | bss->ctrl_interface = os_strdup(ctrl_iface); | |
2807 | if (bss->ctrl_interface == NULL) { | |
2808 | hostapd_config_free(conf); | |
2809 | return NULL; | |
2810 | } | |
2811 | ||
2812 | /* Reading configuration file skipped, will be done in SET! | |
2813 | * From reading the configuration till the end has to be done in | |
2814 | * SET | |
2815 | */ | |
2816 | return conf; | |
2817 | } | |
2818 | ||
2819 | ||
28016592 JM |
2820 | static int hostapd_data_alloc(struct hostapd_iface *hapd_iface, |
2821 | struct hostapd_config *conf) | |
06bb8c62 SP |
2822 | { |
2823 | size_t i; | |
06bb8c62 SP |
2824 | struct hostapd_data *hapd; |
2825 | ||
faebdeaa | 2826 | hapd_iface->bss = os_calloc(conf->num_bss, |
06bb8c62 SP |
2827 | sizeof(struct hostapd_data *)); |
2828 | if (hapd_iface->bss == NULL) | |
28016592 | 2829 | return -1; |
06bb8c62 SP |
2830 | |
2831 | for (i = 0; i < conf->num_bss; i++) { | |
2832 | hapd = hapd_iface->bss[i] = | |
ebd79f07 | 2833 | hostapd_alloc_bss_data(hapd_iface, conf, conf->bss[i]); |
28016592 JM |
2834 | if (hapd == NULL) { |
2835 | while (i > 0) { | |
2836 | i--; | |
2837 | os_free(hapd_iface->bss[i]); | |
2838 | hapd_iface->bss[i] = NULL; | |
2839 | } | |
2840 | os_free(hapd_iface->bss); | |
2841 | hapd_iface->bss = NULL; | |
2842 | return -1; | |
2843 | } | |
06bb8c62 SP |
2844 | hapd->msg_ctx = hapd; |
2845 | } | |
2846 | ||
28016592 JM |
2847 | hapd_iface->conf = conf; |
2848 | hapd_iface->num_bss = conf->num_bss; | |
06bb8c62 | 2849 | |
28016592 | 2850 | return 0; |
06bb8c62 SP |
2851 | } |
2852 | ||
2853 | ||
2854 | int hostapd_add_iface(struct hapd_interfaces *interfaces, char *buf) | |
2855 | { | |
2856 | struct hostapd_config *conf = NULL; | |
2e2fff37 KP |
2857 | struct hostapd_iface *hapd_iface = NULL, *new_iface = NULL; |
2858 | struct hostapd_data *hapd; | |
06bb8c62 | 2859 | char *ptr; |
2e2fff37 KP |
2860 | size_t i, j; |
2861 | const char *conf_file = NULL, *phy_name = NULL; | |
2862 | ||
2863 | if (os_strncmp(buf, "bss_config=", 11) == 0) { | |
2864 | char *pos; | |
2865 | phy_name = buf + 11; | |
2866 | pos = os_strchr(phy_name, ':'); | |
2867 | if (!pos) | |
2868 | return -1; | |
2869 | *pos++ = '\0'; | |
2870 | conf_file = pos; | |
2871 | if (!os_strlen(conf_file)) | |
2872 | return -1; | |
2873 | ||
2874 | hapd_iface = hostapd_interface_init_bss(interfaces, phy_name, | |
2875 | conf_file, 0); | |
2876 | if (!hapd_iface) | |
2877 | return -1; | |
2878 | for (j = 0; j < interfaces->count; j++) { | |
2879 | if (interfaces->iface[j] == hapd_iface) | |
2880 | break; | |
2881 | } | |
2882 | if (j == interfaces->count) { | |
2883 | struct hostapd_iface **tmp; | |
2884 | tmp = os_realloc_array(interfaces->iface, | |
2885 | interfaces->count + 1, | |
2886 | sizeof(struct hostapd_iface *)); | |
2887 | if (!tmp) { | |
2888 | hostapd_interface_deinit_free(hapd_iface); | |
2889 | return -1; | |
2890 | } | |
2891 | interfaces->iface = tmp; | |
2892 | interfaces->iface[interfaces->count++] = hapd_iface; | |
2893 | new_iface = hapd_iface; | |
2894 | } | |
2895 | ||
2896 | if (new_iface) { | |
28016592 | 2897 | if (interfaces->driver_init(hapd_iface)) |
2e2fff37 | 2898 | goto fail; |
71f1d1e5 JM |
2899 | |
2900 | if (hostapd_setup_interface(hapd_iface)) { | |
71f1d1e5 JM |
2901 | hostapd_deinit_driver( |
2902 | hapd_iface->bss[0]->driver, | |
2903 | hapd_iface->bss[0]->drv_priv, | |
2904 | hapd_iface); | |
2905 | goto fail; | |
2906 | } | |
2e2fff37 KP |
2907 | } else { |
2908 | /* Assign new BSS with bss[0]'s driver info */ | |
2909 | hapd = hapd_iface->bss[hapd_iface->num_bss - 1]; | |
2910 | hapd->driver = hapd_iface->bss[0]->driver; | |
2911 | hapd->drv_priv = hapd_iface->bss[0]->drv_priv; | |
2912 | os_memcpy(hapd->own_addr, hapd_iface->bss[0]->own_addr, | |
2913 | ETH_ALEN); | |
2914 | ||
ad08e141 | 2915 | if (start_ctrl_iface_bss(hapd) < 0 || |
5e1a4565 JM |
2916 | (hapd_iface->state == HAPD_IFACE_ENABLED && |
2917 | hostapd_setup_bss(hapd, -1))) { | |
c9d9ee94 | 2918 | hostapd_cleanup(hapd); |
b908c50a | 2919 | hapd_iface->bss[hapd_iface->num_bss - 1] = NULL; |
2e2fff37 KP |
2920 | hapd_iface->conf->num_bss--; |
2921 | hapd_iface->num_bss--; | |
747c85f9 JM |
2922 | wpa_printf(MSG_DEBUG, "%s: free hapd %p %s", |
2923 | __func__, hapd, hapd->conf->iface); | |
e10422c0 JM |
2924 | hostapd_config_free_bss(hapd->conf); |
2925 | hapd->conf = NULL; | |
2e2fff37 KP |
2926 | os_free(hapd); |
2927 | return -1; | |
2928 | } | |
2929 | } | |
a8913881 | 2930 | hostapd_owe_update_trans(hapd_iface); |
2e2fff37 KP |
2931 | return 0; |
2932 | } | |
06bb8c62 SP |
2933 | |
2934 | ptr = os_strchr(buf, ' '); | |
2935 | if (ptr == NULL) | |
2936 | return -1; | |
2937 | *ptr++ = '\0'; | |
2938 | ||
ed1bf011 JM |
2939 | if (os_strncmp(ptr, "config=", 7) == 0) |
2940 | conf_file = ptr + 7; | |
2941 | ||
06bb8c62 | 2942 | for (i = 0; i < interfaces->count; i++) { |
ebd79f07 | 2943 | if (!os_strcmp(interfaces->iface[i]->conf->bss[0]->iface, |
06bb8c62 SP |
2944 | buf)) { |
2945 | wpa_printf(MSG_INFO, "Cannot add interface - it " | |
2946 | "already exists"); | |
2947 | return -1; | |
2948 | } | |
2949 | } | |
2950 | ||
2951 | hapd_iface = hostapd_iface_alloc(interfaces); | |
2952 | if (hapd_iface == NULL) { | |
2953 | wpa_printf(MSG_ERROR, "%s: Failed to allocate memory " | |
2954 | "for interface", __func__); | |
2955 | goto fail; | |
2956 | } | |
28016592 | 2957 | new_iface = hapd_iface; |
06bb8c62 | 2958 | |
ed1bf011 JM |
2959 | if (conf_file && interfaces->config_read_cb) { |
2960 | conf = interfaces->config_read_cb(conf_file); | |
2961 | if (conf && conf->bss) | |
ebd79f07 JM |
2962 | os_strlcpy(conf->bss[0]->iface, buf, |
2963 | sizeof(conf->bss[0]->iface)); | |
fab51186 P |
2964 | } else { |
2965 | char *driver = os_strchr(ptr, ' '); | |
2966 | ||
2967 | if (driver) | |
2968 | *driver++ = '\0'; | |
2969 | conf = hostapd_config_alloc(interfaces, buf, ptr, driver); | |
2970 | } | |
2971 | ||
ed1bf011 | 2972 | if (conf == NULL || conf->bss == NULL) { |
06bb8c62 SP |
2973 | wpa_printf(MSG_ERROR, "%s: Failed to allocate memory " |
2974 | "for configuration", __func__); | |
2975 | goto fail; | |
2976 | } | |
2977 | ||
28016592 | 2978 | if (hostapd_data_alloc(hapd_iface, conf) < 0) { |
06bb8c62 SP |
2979 | wpa_printf(MSG_ERROR, "%s: Failed to allocate memory " |
2980 | "for hostapd", __func__); | |
2981 | goto fail; | |
2982 | } | |
c1c07dcb | 2983 | conf = NULL; |
06bb8c62 | 2984 | |
e4ba0315 | 2985 | if (start_ctrl_iface(hapd_iface) < 0) |
06bb8c62 | 2986 | goto fail; |
e4ba0315 | 2987 | |
c1c07dcb JM |
2988 | wpa_printf(MSG_INFO, "Add interface '%s'", |
2989 | hapd_iface->conf->bss[0]->iface); | |
06bb8c62 SP |
2990 | |
2991 | return 0; | |
2992 | ||
2993 | fail: | |
2994 | if (conf) | |
2995 | hostapd_config_free(conf); | |
2996 | if (hapd_iface) { | |
33b0b330 | 2997 | if (hapd_iface->bss) { |
486d2ff0 JM |
2998 | for (i = 0; i < hapd_iface->num_bss; i++) { |
2999 | hapd = hapd_iface->bss[i]; | |
7b6e8157 JM |
3000 | if (!hapd) |
3001 | continue; | |
3002 | if (hapd_iface->interfaces && | |
486d2ff0 JM |
3003 | hapd_iface->interfaces->ctrl_iface_deinit) |
3004 | hapd_iface->interfaces-> | |
3005 | ctrl_iface_deinit(hapd); | |
747c85f9 JM |
3006 | wpa_printf(MSG_DEBUG, "%s: free hapd %p (%s)", |
3007 | __func__, hapd_iface->bss[i], | |
7b6e8157 | 3008 | hapd->conf->iface); |
71f1d1e5 | 3009 | hostapd_cleanup(hapd); |
7b6e8157 JM |
3010 | os_free(hapd); |
3011 | hapd_iface->bss[i] = NULL; | |
486d2ff0 | 3012 | } |
33b0b330 | 3013 | os_free(hapd_iface->bss); |
71f1d1e5 | 3014 | hapd_iface->bss = NULL; |
33b0b330 | 3015 | } |
28016592 JM |
3016 | if (new_iface) { |
3017 | interfaces->count--; | |
3018 | interfaces->iface[interfaces->count] = NULL; | |
3019 | } | |
71f1d1e5 | 3020 | hostapd_cleanup_iface(hapd_iface); |
06bb8c62 SP |
3021 | } |
3022 | return -1; | |
3023 | } | |
3024 | ||
3025 | ||
55920658 JM |
3026 | static int hostapd_remove_bss(struct hostapd_iface *iface, unsigned int idx) |
3027 | { | |
55920658 JM |
3028 | size_t i; |
3029 | ||
cdf3fb1f | 3030 | wpa_printf(MSG_INFO, "Remove BSS '%s'", iface->conf->bss[idx]->iface); |
55920658 | 3031 | |
cdf3fb1f JM |
3032 | /* Remove hostapd_data only if it has already been initialized */ |
3033 | if (idx < iface->num_bss) { | |
3034 | struct hostapd_data *hapd = iface->bss[idx]; | |
55920658 | 3035 | |
54246f8d | 3036 | hostapd_bss_deinit(hapd); |
747c85f9 JM |
3037 | wpa_printf(MSG_DEBUG, "%s: free hapd %p (%s)", |
3038 | __func__, hapd, hapd->conf->iface); | |
cdf3fb1f | 3039 | hostapd_config_free_bss(hapd->conf); |
28016592 | 3040 | hapd->conf = NULL; |
cdf3fb1f JM |
3041 | os_free(hapd); |
3042 | ||
3043 | iface->num_bss--; | |
3044 | ||
3045 | for (i = idx; i < iface->num_bss; i++) | |
3046 | iface->bss[i] = iface->bss[i + 1]; | |
3047 | } else { | |
3048 | hostapd_config_free_bss(iface->conf->bss[idx]); | |
3049 | iface->conf->bss[idx] = NULL; | |
3050 | } | |
55920658 JM |
3051 | |
3052 | iface->conf->num_bss--; | |
cdf3fb1f | 3053 | for (i = idx; i < iface->conf->num_bss; i++) |
55920658 JM |
3054 | iface->conf->bss[i] = iface->conf->bss[i + 1]; |
3055 | ||
3056 | return 0; | |
3057 | } | |
3058 | ||
3059 | ||
06bb8c62 SP |
3060 | int hostapd_remove_iface(struct hapd_interfaces *interfaces, char *buf) |
3061 | { | |
3062 | struct hostapd_iface *hapd_iface; | |
55920658 | 3063 | size_t i, j, k = 0; |
06bb8c62 SP |
3064 | |
3065 | for (i = 0; i < interfaces->count; i++) { | |
3066 | hapd_iface = interfaces->iface[i]; | |
3067 | if (hapd_iface == NULL) | |
3068 | return -1; | |
2f99d907 | 3069 | if (!os_strcmp(hapd_iface->conf->bss[0]->iface, buf)) { |
06bb8c62 | 3070 | wpa_printf(MSG_INFO, "Remove interface '%s'", buf); |
354c903f MB |
3071 | hapd_iface->driver_ap_teardown = |
3072 | !!(hapd_iface->drv_flags & | |
3073 | WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT); | |
3074 | ||
06bb8c62 SP |
3075 | hostapd_interface_deinit_free(hapd_iface); |
3076 | k = i; | |
3077 | while (k < (interfaces->count - 1)) { | |
3078 | interfaces->iface[k] = | |
3079 | interfaces->iface[k + 1]; | |
3080 | k++; | |
3081 | } | |
3082 | interfaces->count--; | |
3083 | return 0; | |
3084 | } | |
55920658 JM |
3085 | |
3086 | for (j = 0; j < hapd_iface->conf->num_bss; j++) { | |
354c903f MB |
3087 | if (!os_strcmp(hapd_iface->conf->bss[j]->iface, buf)) { |
3088 | hapd_iface->driver_ap_teardown = | |
3089 | !(hapd_iface->drv_flags & | |
3090 | WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT); | |
55920658 | 3091 | return hostapd_remove_bss(hapd_iface, j); |
354c903f | 3092 | } |
55920658 | 3093 | } |
06bb8c62 SP |
3094 | } |
3095 | return -1; | |
3096 | } | |
3097 | ||
75545652 | 3098 | |
a2de634d JM |
3099 | /** |
3100 | * hostapd_new_assoc_sta - Notify that a new station associated with the AP | |
3101 | * @hapd: Pointer to BSS data | |
3102 | * @sta: Pointer to the associated STA data | |
3103 | * @reassoc: 1 to indicate this was a re-association; 0 = first association | |
3104 | * | |
3105 | * This function will be called whenever a station associates with the AP. It | |
3106 | * can be called from ieee802_11.c for drivers that export MLME to hostapd and | |
3107 | * from drv_callbacks.c based on driver events for drivers that take care of | |
3108 | * management frames (IEEE 802.11 authentication and association) internally. | |
3109 | */ | |
3110 | void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta, | |
3111 | int reassoc) | |
3112 | { | |
3113 | if (hapd->tkip_countermeasures) { | |
51e2a27a JM |
3114 | hostapd_drv_sta_deauth(hapd, sta->addr, |
3115 | WLAN_REASON_MICHAEL_MIC_FAILURE); | |
a2de634d JM |
3116 | return; |
3117 | } | |
3118 | ||
0aef3ec8 | 3119 | hostapd_prune_associations(hapd, sta->addr); |
9e8fde21 | 3120 | ap_sta_clear_disconnect_timeouts(hapd, sta); |
a2de634d | 3121 | |
aefb53bd JM |
3122 | #ifdef CONFIG_P2P |
3123 | if (sta->p2p_ie == NULL && !sta->no_p2p_set) { | |
3124 | sta->no_p2p_set = 1; | |
3125 | hapd->num_sta_no_p2p++; | |
3126 | if (hapd->num_sta_no_p2p == 1) | |
3127 | hostapd_p2p_non_p2p_sta_connected(hapd); | |
3128 | } | |
3129 | #endif /* CONFIG_P2P */ | |
3130 | ||
ef721751 THJ |
3131 | airtime_policy_new_sta(hapd, sta); |
3132 | ||
a2de634d JM |
3133 | /* Start accounting here, if IEEE 802.1X and WPA are not used. |
3134 | * IEEE 802.1X/WPA code will start accounting after the station has | |
3135 | * been authorized. */ | |
95faa36a | 3136 | if (!hapd->conf->ieee802_1x && !hapd->conf->wpa && !hapd->conf->osen) { |
113318ad | 3137 | ap_sta_set_authorized(hapd, sta, 1); |
b3493fa1 | 3138 | os_get_reltime(&sta->connected_time); |
a2de634d | 3139 | accounting_sta_start(hapd, sta); |
39b1572c | 3140 | } |
a2de634d JM |
3141 | |
3142 | /* Start IEEE 802.1X authentication process for new stations */ | |
3143 | ieee802_1x_new_station(hapd, sta); | |
3144 | if (reassoc) { | |
3145 | if (sta->auth_alg != WLAN_AUTH_FT && | |
2f1357fb JM |
3146 | sta->auth_alg != WLAN_AUTH_FILS_SK && |
3147 | sta->auth_alg != WLAN_AUTH_FILS_SK_PFS && | |
3148 | sta->auth_alg != WLAN_AUTH_FILS_PK && | |
a2de634d JM |
3149 | !(sta->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS))) |
3150 | wpa_auth_sm_event(sta->wpa_sm, WPA_REAUTH); | |
3151 | } else | |
3152 | wpa_auth_sta_associated(hapd->wpa_auth, sta->wpa_sm); | |
a625ff60 | 3153 | |
08032c74 ST |
3154 | if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_WIRED) { |
3155 | if (eloop_cancel_timeout(ap_handle_timer, hapd, sta) > 0) { | |
3156 | wpa_printf(MSG_DEBUG, | |
3157 | "%s: %s: canceled wired ap_handle_timer timeout for " | |
3158 | MACSTR, | |
3159 | hapd->conf->iface, __func__, | |
3160 | MAC2STR(sta->addr)); | |
3161 | } | |
3162 | } else if (!(hapd->iface->drv_flags & | |
3163 | WPA_DRIVER_FLAGS_INACTIVITY_TIMER)) { | |
03269d55 JM |
3164 | wpa_printf(MSG_DEBUG, |
3165 | "%s: %s: reschedule ap_handle_timer timeout for " | |
3166 | MACSTR " (%d seconds - ap_max_inactivity)", | |
3167 | hapd->conf->iface, __func__, MAC2STR(sta->addr), | |
336167c8 MSS |
3168 | hapd->conf->ap_max_inactivity); |
3169 | eloop_cancel_timeout(ap_handle_timer, hapd, sta); | |
3170 | eloop_register_timeout(hapd->conf->ap_max_inactivity, 0, | |
3171 | ap_handle_timer, hapd, sta); | |
3172 | } | |
a93b369c | 3173 | |
3174 | #ifdef CONFIG_MACSEC | |
3175 | if (hapd->conf->wpa_key_mgmt == WPA_KEY_MGMT_NONE && | |
3176 | hapd->conf->mka_psk_set) | |
3177 | ieee802_1x_create_preshared_mka_hapd(hapd, sta); | |
3178 | else | |
3179 | ieee802_1x_alloc_kay_sm_hapd(hapd, sta); | |
3180 | #endif /* CONFIG_MACSEC */ | |
a2de634d | 3181 | } |
e1c5faf0 JM |
3182 | |
3183 | ||
5ae6449c | 3184 | const char * hostapd_state_text(enum hostapd_iface_state s) |
e1c5faf0 JM |
3185 | { |
3186 | switch (s) { | |
3187 | case HAPD_IFACE_UNINITIALIZED: | |
3188 | return "UNINITIALIZED"; | |
3189 | case HAPD_IFACE_DISABLED: | |
3190 | return "DISABLED"; | |
3191 | case HAPD_IFACE_COUNTRY_UPDATE: | |
3192 | return "COUNTRY_UPDATE"; | |
3193 | case HAPD_IFACE_ACS: | |
3194 | return "ACS"; | |
3195 | case HAPD_IFACE_HT_SCAN: | |
3196 | return "HT_SCAN"; | |
3197 | case HAPD_IFACE_DFS: | |
3198 | return "DFS"; | |
3199 | case HAPD_IFACE_ENABLED: | |
3200 | return "ENABLED"; | |
3201 | } | |
3202 | ||
3203 | return "UNKNOWN"; | |
3204 | } | |
3205 | ||
3206 | ||
3207 | void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s) | |
3208 | { | |
3209 | wpa_printf(MSG_INFO, "%s: interface state %s->%s", | |
9c10be3f JM |
3210 | iface->conf ? iface->conf->bss[0]->iface : "N/A", |
3211 | hostapd_state_text(iface->state), hostapd_state_text(s)); | |
e1c5faf0 JM |
3212 | iface->state = s; |
3213 | } | |
bf281c12 AO |
3214 | |
3215 | ||
4e0ab656 IP |
3216 | int hostapd_csa_in_progress(struct hostapd_iface *iface) |
3217 | { | |
3218 | unsigned int i; | |
3219 | ||
3220 | for (i = 0; i < iface->num_bss; i++) | |
3221 | if (iface->bss[i]->csa_in_progress) | |
3222 | return 1; | |
3223 | return 0; | |
3224 | } | |
3225 | ||
3226 | ||
bf281c12 AO |
3227 | #ifdef NEED_AP_MLME |
3228 | ||
3229 | static void free_beacon_data(struct beacon_data *beacon) | |
3230 | { | |
3231 | os_free(beacon->head); | |
3232 | beacon->head = NULL; | |
3233 | os_free(beacon->tail); | |
3234 | beacon->tail = NULL; | |
3235 | os_free(beacon->probe_resp); | |
3236 | beacon->probe_resp = NULL; | |
3237 | os_free(beacon->beacon_ies); | |
3238 | beacon->beacon_ies = NULL; | |
3239 | os_free(beacon->proberesp_ies); | |
3240 | beacon->proberesp_ies = NULL; | |
3241 | os_free(beacon->assocresp_ies); | |
3242 | beacon->assocresp_ies = NULL; | |
3243 | } | |
3244 | ||
3245 | ||
6782b684 | 3246 | static int hostapd_build_beacon_data(struct hostapd_data *hapd, |
bf281c12 AO |
3247 | struct beacon_data *beacon) |
3248 | { | |
3249 | struct wpabuf *beacon_extra, *proberesp_extra, *assocresp_extra; | |
3250 | struct wpa_driver_ap_params params; | |
3251 | int ret; | |
bf281c12 | 3252 | |
80ed037f | 3253 | os_memset(beacon, 0, sizeof(*beacon)); |
bf281c12 AO |
3254 | ret = ieee802_11_build_ap_params(hapd, ¶ms); |
3255 | if (ret < 0) | |
3256 | return ret; | |
3257 | ||
3258 | ret = hostapd_build_ap_extra_ies(hapd, &beacon_extra, | |
3259 | &proberesp_extra, | |
3260 | &assocresp_extra); | |
3261 | if (ret) | |
3262 | goto free_ap_params; | |
3263 | ||
3264 | ret = -1; | |
a1f11e34 | 3265 | beacon->head = os_memdup(params.head, params.head_len); |
bf281c12 AO |
3266 | if (!beacon->head) |
3267 | goto free_ap_extra_ies; | |
3268 | ||
bf281c12 AO |
3269 | beacon->head_len = params.head_len; |
3270 | ||
a1f11e34 | 3271 | beacon->tail = os_memdup(params.tail, params.tail_len); |
bf281c12 AO |
3272 | if (!beacon->tail) |
3273 | goto free_beacon; | |
3274 | ||
bf281c12 AO |
3275 | beacon->tail_len = params.tail_len; |
3276 | ||
3277 | if (params.proberesp != NULL) { | |
a1f11e34 JB |
3278 | beacon->probe_resp = os_memdup(params.proberesp, |
3279 | params.proberesp_len); | |
bf281c12 AO |
3280 | if (!beacon->probe_resp) |
3281 | goto free_beacon; | |
3282 | ||
bf281c12 AO |
3283 | beacon->probe_resp_len = params.proberesp_len; |
3284 | } | |
3285 | ||
3286 | /* copy the extra ies */ | |
3287 | if (beacon_extra) { | |
a1f11e34 JB |
3288 | beacon->beacon_ies = os_memdup(beacon_extra->buf, |
3289 | wpabuf_len(beacon_extra)); | |
bf281c12 AO |
3290 | if (!beacon->beacon_ies) |
3291 | goto free_beacon; | |
3292 | ||
bf281c12 AO |
3293 | beacon->beacon_ies_len = wpabuf_len(beacon_extra); |
3294 | } | |
3295 | ||
3296 | if (proberesp_extra) { | |
a1f11e34 JB |
3297 | beacon->proberesp_ies = os_memdup(proberesp_extra->buf, |
3298 | wpabuf_len(proberesp_extra)); | |
bf281c12 AO |
3299 | if (!beacon->proberesp_ies) |
3300 | goto free_beacon; | |
3301 | ||
bf281c12 AO |
3302 | beacon->proberesp_ies_len = wpabuf_len(proberesp_extra); |
3303 | } | |
3304 | ||
3305 | if (assocresp_extra) { | |
a1f11e34 JB |
3306 | beacon->assocresp_ies = os_memdup(assocresp_extra->buf, |
3307 | wpabuf_len(assocresp_extra)); | |
bf281c12 AO |
3308 | if (!beacon->assocresp_ies) |
3309 | goto free_beacon; | |
3310 | ||
bf281c12 AO |
3311 | beacon->assocresp_ies_len = wpabuf_len(assocresp_extra); |
3312 | } | |
3313 | ||
3314 | ret = 0; | |
3315 | free_beacon: | |
3316 | /* if the function fails, the caller should not free beacon data */ | |
3317 | if (ret) | |
3318 | free_beacon_data(beacon); | |
3319 | ||
3320 | free_ap_extra_ies: | |
3321 | hostapd_free_ap_extra_ies(hapd, beacon_extra, proberesp_extra, | |
3322 | assocresp_extra); | |
3323 | free_ap_params: | |
3324 | ieee802_11_free_ap_params(¶ms); | |
3325 | return ret; | |
3326 | } | |
3327 | ||
3328 | ||
3329 | /* | |
982896ff AO |
3330 | * TODO: This flow currently supports only changing channel and width within |
3331 | * the same hw_mode. Any other changes to MAC parameters or provided settings | |
3332 | * are not supported. | |
bf281c12 AO |
3333 | */ |
3334 | static int hostapd_change_config_freq(struct hostapd_data *hapd, | |
3335 | struct hostapd_config *conf, | |
3336 | struct hostapd_freq_params *params, | |
3337 | struct hostapd_freq_params *old_params) | |
3338 | { | |
3339 | int channel; | |
c6b7ac07 | 3340 | u8 seg0, seg1; |
88005ee9 | 3341 | struct hostapd_hw_modes *mode; |
bf281c12 AO |
3342 | |
3343 | if (!params->channel) { | |
3344 | /* check if the new channel is supported by hw */ | |
5841958f | 3345 | params->channel = hostapd_hw_get_channel(hapd, params->freq); |
bf281c12 AO |
3346 | } |
3347 | ||
5841958f MK |
3348 | channel = params->channel; |
3349 | if (!channel) | |
3350 | return -1; | |
3351 | ||
88005ee9 JC |
3352 | mode = hapd->iface->current_mode; |
3353 | ||
bf281c12 | 3354 | /* if a pointer to old_params is provided we save previous state */ |
982896ff AO |
3355 | if (old_params && |
3356 | hostapd_set_freq_params(old_params, conf->hw_mode, | |
3357 | hostapd_hw_get_freq(hapd, conf->channel), | |
bebd91e9 AAL |
3358 | conf->channel, conf->enable_edmg, |
3359 | conf->edmg_channel, conf->ieee80211n, | |
88005ee9 | 3360 | conf->ieee80211ac, conf->ieee80211ax, |
982896ff | 3361 | conf->secondary_channel, |
c6b7ac07 JC |
3362 | hostapd_get_oper_chwidth(conf), |
3363 | hostapd_get_oper_centr_freq_seg0_idx(conf), | |
3364 | hostapd_get_oper_centr_freq_seg1_idx(conf), | |
88005ee9 | 3365 | conf->vht_capab, |
29d8bd1d SE |
3366 | mode ? &mode->he_capab[IEEE80211_MODE_AP] : |
3367 | NULL)) | |
982896ff AO |
3368 | return -1; |
3369 | ||
3370 | switch (params->bandwidth) { | |
3371 | case 0: | |
3372 | case 20: | |
3373 | case 40: | |
c6b7ac07 | 3374 | hostapd_set_oper_chwidth(conf, CHANWIDTH_USE_HT); |
982896ff AO |
3375 | break; |
3376 | case 80: | |
3377 | if (params->center_freq2) | |
c6b7ac07 | 3378 | hostapd_set_oper_chwidth(conf, CHANWIDTH_80P80MHZ); |
982896ff | 3379 | else |
c6b7ac07 | 3380 | hostapd_set_oper_chwidth(conf, CHANWIDTH_80MHZ); |
982896ff AO |
3381 | break; |
3382 | case 160: | |
c6b7ac07 | 3383 | hostapd_set_oper_chwidth(conf, CHANWIDTH_160MHZ); |
982896ff AO |
3384 | break; |
3385 | default: | |
3386 | return -1; | |
bf281c12 AO |
3387 | } |
3388 | ||
3389 | conf->channel = channel; | |
3390 | conf->ieee80211n = params->ht_enabled; | |
3391 | conf->secondary_channel = params->sec_channel_offset; | |
d308a44f | 3392 | ieee80211_freq_to_chan(params->center_freq1, |
c6b7ac07 | 3393 | &seg0); |
d308a44f | 3394 | ieee80211_freq_to_chan(params->center_freq2, |
c6b7ac07 JC |
3395 | &seg1); |
3396 | hostapd_set_oper_centr_freq_seg0_idx(conf, seg0); | |
3397 | hostapd_set_oper_centr_freq_seg1_idx(conf, seg1); | |
bf281c12 AO |
3398 | |
3399 | /* TODO: maybe call here hostapd_config_check here? */ | |
3400 | ||
3401 | return 0; | |
3402 | } | |
3403 | ||
3404 | ||
6782b684 | 3405 | static int hostapd_fill_csa_settings(struct hostapd_data *hapd, |
bf281c12 AO |
3406 | struct csa_settings *settings) |
3407 | { | |
6782b684 | 3408 | struct hostapd_iface *iface = hapd->iface; |
bf281c12 AO |
3409 | struct hostapd_freq_params old_freq; |
3410 | int ret; | |
f200631c | 3411 | u8 chan, bandwidth; |
bf281c12 AO |
3412 | |
3413 | os_memset(&old_freq, 0, sizeof(old_freq)); | |
6782b684 | 3414 | if (!iface || !iface->freq || hapd->csa_in_progress) |
bf281c12 AO |
3415 | return -1; |
3416 | ||
fa53d74c AO |
3417 | switch (settings->freq_params.bandwidth) { |
3418 | case 80: | |
3419 | if (settings->freq_params.center_freq2) | |
f200631c | 3420 | bandwidth = CHANWIDTH_80P80MHZ; |
fa53d74c | 3421 | else |
f200631c | 3422 | bandwidth = CHANWIDTH_80MHZ; |
fa53d74c AO |
3423 | break; |
3424 | case 160: | |
f200631c | 3425 | bandwidth = CHANWIDTH_160MHZ; |
fa53d74c AO |
3426 | break; |
3427 | default: | |
f200631c | 3428 | bandwidth = CHANWIDTH_USE_HT; |
fa53d74c AO |
3429 | break; |
3430 | } | |
3431 | ||
7d82170a LC |
3432 | if (ieee80211_freq_to_channel_ext( |
3433 | settings->freq_params.freq, | |
3434 | settings->freq_params.sec_channel_offset, | |
f200631c | 3435 | bandwidth, |
7d82170a LC |
3436 | &hapd->iface->cs_oper_class, |
3437 | &chan) == NUM_HOSTAPD_MODES) { | |
3438 | wpa_printf(MSG_DEBUG, | |
0cd5b4ee | 3439 | "invalid frequency for channel switch (freq=%d, sec_channel_offset=%d, vht_enabled=%d, he_enabled=%d)", |
7d82170a LC |
3440 | settings->freq_params.freq, |
3441 | settings->freq_params.sec_channel_offset, | |
0cd5b4ee JC |
3442 | settings->freq_params.vht_enabled, |
3443 | settings->freq_params.he_enabled); | |
7d82170a LC |
3444 | return -1; |
3445 | } | |
3446 | ||
3447 | settings->freq_params.channel = chan; | |
3448 | ||
bf281c12 AO |
3449 | ret = hostapd_change_config_freq(iface->bss[0], iface->conf, |
3450 | &settings->freq_params, | |
3451 | &old_freq); | |
3452 | if (ret) | |
3453 | return ret; | |
3454 | ||
6782b684 | 3455 | ret = hostapd_build_beacon_data(hapd, &settings->beacon_after); |
bf281c12 AO |
3456 | |
3457 | /* change back the configuration */ | |
3458 | hostapd_change_config_freq(iface->bss[0], iface->conf, | |
3459 | &old_freq, NULL); | |
3460 | ||
3461 | if (ret) | |
3462 | return ret; | |
3463 | ||
3464 | /* set channel switch parameters for csa ie */ | |
6782b684 MK |
3465 | hapd->cs_freq_params = settings->freq_params; |
3466 | hapd->cs_count = settings->cs_count; | |
3467 | hapd->cs_block_tx = settings->block_tx; | |
bf281c12 | 3468 | |
6782b684 | 3469 | ret = hostapd_build_beacon_data(hapd, &settings->beacon_csa); |
bf281c12 AO |
3470 | if (ret) { |
3471 | free_beacon_data(&settings->beacon_after); | |
3472 | return ret; | |
3473 | } | |
3474 | ||
366179d2 AO |
3475 | settings->counter_offset_beacon[0] = hapd->cs_c_off_beacon; |
3476 | settings->counter_offset_presp[0] = hapd->cs_c_off_proberesp; | |
6315bfdb AO |
3477 | settings->counter_offset_beacon[1] = hapd->cs_c_off_ecsa_beacon; |
3478 | settings->counter_offset_presp[1] = hapd->cs_c_off_ecsa_proberesp; | |
bf281c12 AO |
3479 | |
3480 | return 0; | |
3481 | } | |
3482 | ||
3483 | ||
3484 | void hostapd_cleanup_cs_params(struct hostapd_data *hapd) | |
3485 | { | |
6782b684 MK |
3486 | os_memset(&hapd->cs_freq_params, 0, sizeof(hapd->cs_freq_params)); |
3487 | hapd->cs_count = 0; | |
3488 | hapd->cs_block_tx = 0; | |
3489 | hapd->cs_c_off_beacon = 0; | |
3490 | hapd->cs_c_off_proberesp = 0; | |
3491 | hapd->csa_in_progress = 0; | |
6315bfdb AO |
3492 | hapd->cs_c_off_ecsa_beacon = 0; |
3493 | hapd->cs_c_off_ecsa_proberesp = 0; | |
bf281c12 AO |
3494 | } |
3495 | ||
3496 | ||
bda9c085 SM |
3497 | void hostapd_chan_switch_vht_config(struct hostapd_data *hapd, int vht_enabled) |
3498 | { | |
3499 | if (vht_enabled) | |
3500 | hapd->iconf->ch_switch_vht_config |= CH_SWITCH_VHT_ENABLED; | |
3501 | else | |
3502 | hapd->iconf->ch_switch_vht_config |= CH_SWITCH_VHT_DISABLED; | |
3503 | ||
3504 | hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, | |
3505 | HOSTAPD_LEVEL_INFO, "CHAN_SWITCH VHT CONFIG 0x%x", | |
3506 | hapd->iconf->ch_switch_vht_config); | |
3507 | } | |
3508 | ||
3509 | ||
bf281c12 AO |
3510 | int hostapd_switch_channel(struct hostapd_data *hapd, |
3511 | struct csa_settings *settings) | |
3512 | { | |
3513 | int ret; | |
d66873f5 AO |
3514 | |
3515 | if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_AP_CSA)) { | |
3516 | wpa_printf(MSG_INFO, "CSA is not supported"); | |
3517 | return -1; | |
3518 | } | |
3519 | ||
6782b684 | 3520 | ret = hostapd_fill_csa_settings(hapd, settings); |
bf281c12 AO |
3521 | if (ret) |
3522 | return ret; | |
3523 | ||
3524 | ret = hostapd_drv_switch_channel(hapd, settings); | |
3525 | free_beacon_data(&settings->beacon_csa); | |
3526 | free_beacon_data(&settings->beacon_after); | |
3527 | ||
3528 | if (ret) { | |
3529 | /* if we failed, clean cs parameters */ | |
3530 | hostapd_cleanup_cs_params(hapd); | |
3531 | return ret; | |
3532 | } | |
3533 | ||
6782b684 | 3534 | hapd->csa_in_progress = 1; |
bf281c12 AO |
3535 | return 0; |
3536 | } | |
3537 | ||
5841958f MK |
3538 | |
3539 | void | |
3540 | hostapd_switch_channel_fallback(struct hostapd_iface *iface, | |
3541 | const struct hostapd_freq_params *freq_params) | |
3542 | { | |
f428332d | 3543 | int seg0_idx = 0, seg1_idx = 0, bw = CHANWIDTH_USE_HT; |
5841958f MK |
3544 | |
3545 | wpa_printf(MSG_DEBUG, "Restarting all CSA-related BSSes"); | |
3546 | ||
3547 | if (freq_params->center_freq1) | |
f428332d | 3548 | seg0_idx = 36 + (freq_params->center_freq1 - 5180) / 5; |
5841958f | 3549 | if (freq_params->center_freq2) |
f428332d | 3550 | seg1_idx = 36 + (freq_params->center_freq2 - 5180) / 5; |
5841958f MK |
3551 | |
3552 | switch (freq_params->bandwidth) { | |
3553 | case 0: | |
3554 | case 20: | |
3555 | case 40: | |
f428332d | 3556 | bw = CHANWIDTH_USE_HT; |
5841958f MK |
3557 | break; |
3558 | case 80: | |
3559 | if (freq_params->center_freq2) | |
f428332d | 3560 | bw = CHANWIDTH_80P80MHZ; |
5841958f | 3561 | else |
f428332d | 3562 | bw = CHANWIDTH_80MHZ; |
5841958f MK |
3563 | break; |
3564 | case 160: | |
f428332d | 3565 | bw = CHANWIDTH_160MHZ; |
5841958f MK |
3566 | break; |
3567 | default: | |
3568 | wpa_printf(MSG_WARNING, "Unknown CSA bandwidth: %d", | |
3569 | freq_params->bandwidth); | |
3570 | break; | |
3571 | } | |
3572 | ||
3573 | iface->freq = freq_params->freq; | |
3574 | iface->conf->channel = freq_params->channel; | |
3575 | iface->conf->secondary_channel = freq_params->sec_channel_offset; | |
c6b7ac07 JC |
3576 | hostapd_set_oper_centr_freq_seg0_idx(iface->conf, seg0_idx); |
3577 | hostapd_set_oper_centr_freq_seg1_idx(iface->conf, seg1_idx); | |
3578 | hostapd_set_oper_chwidth(iface->conf, bw); | |
5841958f MK |
3579 | iface->conf->ieee80211n = freq_params->ht_enabled; |
3580 | iface->conf->ieee80211ac = freq_params->vht_enabled; | |
0cd5b4ee | 3581 | iface->conf->ieee80211ax = freq_params->he_enabled; |
5841958f MK |
3582 | |
3583 | /* | |
3584 | * cs_params must not be cleared earlier because the freq_params | |
3585 | * argument may actually point to one of these. | |
7b2ca5cf | 3586 | * These params will be cleared during interface disable below. |
5841958f | 3587 | */ |
5841958f MK |
3588 | hostapd_disable_iface(iface); |
3589 | hostapd_enable_iface(iface); | |
3590 | } | |
3591 | ||
45e3fc72 RM |
3592 | #endif /* NEED_AP_MLME */ |
3593 | ||
6959145b AN |
3594 | |
3595 | struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces, | |
3596 | const char *ifname) | |
3597 | { | |
3598 | size_t i, j; | |
3599 | ||
3600 | for (i = 0; i < interfaces->count; i++) { | |
3601 | struct hostapd_iface *iface = interfaces->iface[i]; | |
3602 | ||
3603 | for (j = 0; j < iface->num_bss; j++) { | |
3604 | struct hostapd_data *hapd = iface->bss[j]; | |
3605 | ||
3606 | if (os_strcmp(ifname, hapd->conf->iface) == 0) | |
3607 | return hapd; | |
3608 | } | |
3609 | } | |
3610 | ||
3611 | return NULL; | |
3612 | } | |
3613 | ||
3188aaba JM |
3614 | |
3615 | void hostapd_periodic_iface(struct hostapd_iface *iface) | |
3616 | { | |
22fd2822 JM |
3617 | size_t i; |
3618 | ||
de744892 JM |
3619 | ap_list_timer(iface); |
3620 | ||
22fd2822 JM |
3621 | for (i = 0; i < iface->num_bss; i++) { |
3622 | struct hostapd_data *hapd = iface->bss[i]; | |
3623 | ||
3624 | if (!hapd->started) | |
3625 | continue; | |
3626 | ||
3627 | #ifndef CONFIG_NO_RADIUS | |
3628 | hostapd_acl_expire(hapd); | |
3629 | #endif /* CONFIG_NO_RADIUS */ | |
3630 | } | |
3188aaba | 3631 | } |