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Commit | Line | Data |
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6fc6879b | 1 | /* |
41d719d6 | 2 | * hostapd / Configuration helper functions |
08081ad8 | 3 | * Copyright (c) 2003-2014, 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" |
6fc6879b | 10 | |
6226e38d | 11 | #include "utils/common.h" |
03da66bd | 12 | #include "crypto/sha1.h" |
d501c27c | 13 | #include "crypto/tls.h" |
6fc6879b | 14 | #include "radius/radius_client.h" |
df84268a | 15 | #include "common/ieee802_11_defs.h" |
41d719d6 | 16 | #include "common/eapol_common.h" |
91d91abf | 17 | #include "common/dhcp.h" |
03da66bd JM |
18 | #include "eap_common/eap_wsc_common.h" |
19 | #include "eap_server/eap.h" | |
6226e38d | 20 | #include "wpa_auth.h" |
97234b50 | 21 | #include "sta_info.h" |
6226e38d | 22 | #include "ap_config.h" |
6fc6879b JM |
23 | |
24 | ||
6fc6879b JM |
25 | static void hostapd_config_free_vlan(struct hostapd_bss_config *bss) |
26 | { | |
27 | struct hostapd_vlan *vlan, *prev; | |
28 | ||
29 | vlan = bss->vlan; | |
30 | prev = NULL; | |
31 | while (vlan) { | |
32 | prev = vlan; | |
33 | vlan = vlan->next; | |
34 | os_free(prev); | |
35 | } | |
36 | ||
37 | bss->vlan = NULL; | |
38 | } | |
39 | ||
40 | ||
6f234c1e JM |
41 | #ifndef DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES |
42 | #define DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES 0 | |
43 | #endif /* DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES */ | |
44 | ||
41d719d6 | 45 | void hostapd_config_defaults_bss(struct hostapd_bss_config *bss) |
6fc6879b | 46 | { |
695dbbea JM |
47 | dl_list_init(&bss->anqp_elem); |
48 | ||
6fc6879b JM |
49 | bss->logger_syslog_level = HOSTAPD_LEVEL_INFO; |
50 | bss->logger_stdout_level = HOSTAPD_LEVEL_INFO; | |
51 | bss->logger_syslog = (unsigned int) -1; | |
52 | bss->logger_stdout = (unsigned int) -1; | |
53 | ||
54 | bss->auth_algs = WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED; | |
55 | ||
56 | bss->wep_rekeying_period = 300; | |
57 | /* use key0 in individual key and key1 in broadcast key */ | |
58 | bss->broadcast_key_idx_min = 1; | |
59 | bss->broadcast_key_idx_max = 2; | |
60 | bss->eap_reauth_period = 3600; | |
61 | ||
62 | bss->wpa_group_rekey = 600; | |
63 | bss->wpa_gmk_rekey = 86400; | |
41f140d3 GK |
64 | bss->wpa_group_update_count = 4; |
65 | bss->wpa_pairwise_update_count = 4; | |
6f234c1e JM |
66 | bss->wpa_disable_eapol_key_retries = |
67 | DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES; | |
6fc6879b JM |
68 | bss->wpa_key_mgmt = WPA_KEY_MGMT_PSK; |
69 | bss->wpa_pairwise = WPA_CIPHER_TKIP; | |
70 | bss->wpa_group = WPA_CIPHER_TKIP; | |
71 | bss->rsn_pairwise = 0; | |
72 | ||
73 | bss->max_num_sta = MAX_STA_COUNT; | |
74 | ||
75 | bss->dtim_period = 2; | |
76 | ||
77 | bss->radius_server_auth_port = 1812; | |
7b0f5500 | 78 | bss->eap_sim_db_timeout = 1; |
6fc6879b JM |
79 | bss->ap_max_inactivity = AP_MAX_INACTIVITY; |
80 | bss->eapol_version = EAPOL_VERSION; | |
b0194fe0 JM |
81 | |
82 | bss->max_listen_interval = 65535; | |
5d22a1d5 | 83 | |
df684d82 DH |
84 | bss->pwd_group = 19; /* ECC: GF(p=256) */ |
85 | ||
5d22a1d5 | 86 | #ifdef CONFIG_IEEE80211W |
45c94154 JM |
87 | bss->assoc_sa_query_max_timeout = 1000; |
88 | bss->assoc_sa_query_retry_timeout = 201; | |
8dd9f9cd | 89 | bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC; |
5d22a1d5 | 90 | #endif /* CONFIG_IEEE80211W */ |
1e5839e0 | 91 | #ifdef EAP_SERVER_FAST |
378eae5e JM |
92 | /* both anonymous and authenticated provisioning */ |
93 | bss->eap_fast_prov = 3; | |
a11c90a6 JM |
94 | bss->pac_key_lifetime = 7 * 24 * 60 * 60; |
95 | bss->pac_key_refresh_time = 1 * 24 * 60 * 60; | |
1e5839e0 | 96 | #endif /* EAP_SERVER_FAST */ |
d2da2249 JB |
97 | |
98 | /* Set to -1 as defaults depends on HT in setup */ | |
99 | bss->wmm_enabled = -1; | |
d7956add | 100 | |
4ec1fd8e | 101 | #ifdef CONFIG_IEEE80211R_AP |
d7956add | 102 | bss->ft_over_ds = 1; |
3a46cf93 MB |
103 | bss->rkh_pos_timeout = 86400; |
104 | bss->rkh_neg_timeout = 60; | |
105 | bss->rkh_pull_timeout = 1000; | |
106 | bss->rkh_pull_retries = 4; | |
83fe4bd3 | 107 | bss->r0_key_lifetime = 1209600; |
4ec1fd8e | 108 | #endif /* CONFIG_IEEE80211R_AP */ |
bde7ba6c JM |
109 | |
110 | bss->radius_das_time_window = 300; | |
d136c376 JM |
111 | |
112 | bss->sae_anti_clogging_threshold = 5; | |
d8b841eb | 113 | bss->sae_sync = 5; |
26bf70e3 | 114 | |
2977f519 JM |
115 | bss->gas_frag_limit = 1400; |
116 | ||
26bf70e3 JM |
117 | #ifdef CONFIG_FILS |
118 | dl_list_init(&bss->fils_realms); | |
91d91abf JM |
119 | bss->fils_hlp_wait_time = 30; |
120 | bss->dhcp_server_port = DHCP_SERVER_PORT; | |
121 | bss->dhcp_relay_port = DHCP_SERVER_PORT; | |
26bf70e3 | 122 | #endif /* CONFIG_FILS */ |
57a2aaca JM |
123 | |
124 | bss->broadcast_deauth = 1; | |
941caed9 JM |
125 | |
126 | #ifdef CONFIG_MBO | |
127 | bss->mbo_cell_data_conn_pref = -1; | |
128 | #endif /* CONFIG_MBO */ | |
d501c27c JM |
129 | |
130 | /* Disable TLS v1.3 by default for now to avoid interoperability issue. | |
131 | * This can be enabled by default once the implementation has been fully | |
132 | * completed and tested with other implementations. */ | |
133 | bss->tls_flags = TLS_CONN_DISABLE_TLSv1_3; | |
678d8410 JM |
134 | |
135 | bss->send_probe_response = 1; | |
6ae04d7b JM |
136 | |
137 | #ifdef CONFIG_HS20 | |
138 | bss->hs20_release = (HS20_VERSION >> 4) + 1; | |
139 | #endif /* CONFIG_HS20 */ | |
dd5d325b SV |
140 | |
141 | /* Default to strict CRL checking. */ | |
142 | bss->check_crl_strict = 1; | |
6fc6879b JM |
143 | } |
144 | ||
145 | ||
89111f3b | 146 | struct hostapd_config * hostapd_config_defaults(void) |
6fc6879b | 147 | { |
d2da2249 JB |
148 | #define ecw2cw(ecw) ((1 << (ecw)) - 1) |
149 | ||
6fc6879b JM |
150 | struct hostapd_config *conf; |
151 | struct hostapd_bss_config *bss; | |
594cf8b9 | 152 | const int aCWmin = 4, aCWmax = 10; |
3ae0800c | 153 | const struct hostapd_wmm_ac_params ac_bk = |
6fc6879b | 154 | { aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */ |
3ae0800c | 155 | const struct hostapd_wmm_ac_params ac_be = |
6fc6879b | 156 | { aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */ |
3ae0800c | 157 | const struct hostapd_wmm_ac_params ac_vi = /* video traffic */ |
f4e3860f | 158 | { aCWmin - 1, aCWmin, 2, 3008 / 32, 0 }; |
3ae0800c | 159 | const struct hostapd_wmm_ac_params ac_vo = /* voice traffic */ |
f4e3860f | 160 | { aCWmin - 2, aCWmin - 1, 2, 1504 / 32, 0 }; |
d2da2249 JB |
161 | const struct hostapd_tx_queue_params txq_bk = |
162 | { 7, ecw2cw(aCWmin), ecw2cw(aCWmax), 0 }; | |
163 | const struct hostapd_tx_queue_params txq_be = | |
164 | { 3, ecw2cw(aCWmin), 4 * (ecw2cw(aCWmin) + 1) - 1, 0}; | |
165 | const struct hostapd_tx_queue_params txq_vi = | |
166 | { 1, (ecw2cw(aCWmin) + 1) / 2 - 1, ecw2cw(aCWmin), 30}; | |
167 | const struct hostapd_tx_queue_params txq_vo = | |
168 | { 1, (ecw2cw(aCWmin) + 1) / 4 - 1, | |
169 | (ecw2cw(aCWmin) + 1) / 2 - 1, 15}; | |
170 | ||
171 | #undef ecw2cw | |
6fc6879b JM |
172 | |
173 | conf = os_zalloc(sizeof(*conf)); | |
174 | bss = os_zalloc(sizeof(*bss)); | |
175 | if (conf == NULL || bss == NULL) { | |
10656fc2 JM |
176 | wpa_printf(MSG_ERROR, "Failed to allocate memory for " |
177 | "configuration data."); | |
6fc6879b JM |
178 | os_free(conf); |
179 | os_free(bss); | |
180 | return NULL; | |
181 | } | |
ebd79f07 JM |
182 | conf->bss = os_calloc(1, sizeof(struct hostapd_bss_config *)); |
183 | if (conf->bss == NULL) { | |
184 | os_free(conf); | |
185 | os_free(bss); | |
186 | return NULL; | |
187 | } | |
188 | conf->bss[0] = bss; | |
6fc6879b | 189 | |
6fc6879b JM |
190 | bss->radius = os_zalloc(sizeof(*bss->radius)); |
191 | if (bss->radius == NULL) { | |
04c366cb | 192 | os_free(conf->bss); |
6fc6879b JM |
193 | os_free(conf); |
194 | os_free(bss); | |
195 | return NULL; | |
196 | } | |
197 | ||
198 | hostapd_config_defaults_bss(bss); | |
199 | ||
200 | conf->num_bss = 1; | |
6fc6879b JM |
201 | |
202 | conf->beacon_int = 100; | |
203 | conf->rts_threshold = -1; /* use driver default: 2347 */ | |
204 | conf->fragm_threshold = -1; /* user driver default: 2346 */ | |
e0392f82 S |
205 | /* Set to invalid value means do not add Power Constraint IE */ |
206 | conf->local_pwr_constraint = -1; | |
6fc6879b | 207 | |
3ae0800c JM |
208 | conf->wmm_ac_params[0] = ac_be; |
209 | conf->wmm_ac_params[1] = ac_bk; | |
210 | conf->wmm_ac_params[2] = ac_vi; | |
211 | conf->wmm_ac_params[3] = ac_vo; | |
6fc6879b | 212 | |
d2da2249 JB |
213 | conf->tx_queue[0] = txq_vo; |
214 | conf->tx_queue[1] = txq_vi; | |
215 | conf->tx_queue[2] = txq_be; | |
216 | conf->tx_queue[3] = txq_bk; | |
217 | ||
fc14f567 | 218 | conf->ht_capab = HT_CAP_INFO_SMPS_DISABLED; |
de9289c8 | 219 | |
f1b44874 SE |
220 | conf->ap_table_max_size = 255; |
221 | conf->ap_table_expiration_time = 60; | |
a65a9b8d | 222 | conf->track_sta_max_age = 180; |
f1b44874 | 223 | |
c2aff6b1 | 224 | #ifdef CONFIG_TESTING_OPTIONS |
06df2aa6 JM |
225 | conf->ignore_probe_probability = 0.0; |
226 | conf->ignore_auth_probability = 0.0; | |
227 | conf->ignore_assoc_probability = 0.0; | |
228 | conf->ignore_reassoc_probability = 0.0; | |
229 | conf->corrupt_gtk_rekey_mic_probability = 0.0; | |
2b6e1216 | 230 | conf->ecsa_ie_only = 0; |
c2aff6b1 JB |
231 | #endif /* CONFIG_TESTING_OPTIONS */ |
232 | ||
857d9422 MM |
233 | conf->acs = 0; |
234 | conf->acs_ch_list.num = 0; | |
50f4f2a0 MK |
235 | #ifdef CONFIG_ACS |
236 | conf->acs_num_scans = 5; | |
237 | #endif /* CONFIG_ACS */ | |
238 | ||
ff936bc7 JM |
239 | /* The third octet of the country string uses an ASCII space character |
240 | * by default to indicate that the regulations encompass all | |
241 | * environments for the current frequency band in the country. */ | |
242 | conf->country[2] = ' '; | |
243 | ||
076f1ea1 BL |
244 | conf->rssi_reject_assoc_rssi = 0; |
245 | conf->rssi_reject_assoc_timeout = 30; | |
246 | ||
6fc6879b JM |
247 | return conf; |
248 | } | |
249 | ||
250 | ||
251 | int hostapd_mac_comp(const void *a, const void *b) | |
252 | { | |
253 | return os_memcmp(a, b, sizeof(macaddr)); | |
254 | } | |
255 | ||
256 | ||
6fc6879b JM |
257 | static int hostapd_config_read_wpa_psk(const char *fname, |
258 | struct hostapd_ssid *ssid) | |
259 | { | |
260 | FILE *f; | |
261 | char buf[128], *pos; | |
ec5c39a5 MK |
262 | const char *keyid; |
263 | char *context; | |
264 | char *context2; | |
265 | char *token; | |
266 | char *name; | |
267 | char *value; | |
6fc6879b JM |
268 | int line = 0, ret = 0, len, ok; |
269 | u8 addr[ETH_ALEN]; | |
270 | struct hostapd_wpa_psk *psk; | |
271 | ||
272 | if (!fname) | |
273 | return 0; | |
274 | ||
275 | f = fopen(fname, "r"); | |
276 | if (!f) { | |
10656fc2 | 277 | wpa_printf(MSG_ERROR, "WPA PSK file '%s' not found.", fname); |
6fc6879b JM |
278 | return -1; |
279 | } | |
280 | ||
281 | while (fgets(buf, sizeof(buf), f)) { | |
dbfa691d JM |
282 | int vlan_id = 0; |
283 | ||
6fc6879b JM |
284 | line++; |
285 | ||
286 | if (buf[0] == '#') | |
287 | continue; | |
288 | pos = buf; | |
289 | while (*pos != '\0') { | |
290 | if (*pos == '\n') { | |
291 | *pos = '\0'; | |
292 | break; | |
293 | } | |
294 | pos++; | |
295 | } | |
296 | if (buf[0] == '\0') | |
297 | continue; | |
298 | ||
ec5c39a5 MK |
299 | context = NULL; |
300 | keyid = NULL; | |
301 | while ((token = str_token(buf, " ", &context))) { | |
302 | if (!os_strchr(token, '=')) | |
303 | break; | |
304 | context2 = NULL; | |
305 | name = str_token(token, "=", &context2); | |
2fae58fd JM |
306 | if (!name) |
307 | break; | |
ec5c39a5 MK |
308 | value = str_token(token, "", &context2); |
309 | if (!value) | |
310 | value = ""; | |
311 | if (!os_strcmp(name, "keyid")) { | |
312 | keyid = value; | |
dbfa691d JM |
313 | } else if (!os_strcmp(name, "vlanid")) { |
314 | vlan_id = atoi(value); | |
ec5c39a5 MK |
315 | } else { |
316 | wpa_printf(MSG_ERROR, | |
317 | "Unrecognized '%s=%s' on line %d in '%s'", | |
318 | name, value, line, fname); | |
319 | ret = -1; | |
320 | break; | |
321 | } | |
322 | } | |
323 | ||
324 | if (ret == -1) | |
325 | break; | |
326 | ||
327 | if (!token) | |
328 | token = ""; | |
329 | if (hwaddr_aton(token, addr)) { | |
10656fc2 | 330 | wpa_printf(MSG_ERROR, "Invalid MAC address '%s' on " |
ec5c39a5 | 331 | "line %d in '%s'", token, line, fname); |
6fc6879b JM |
332 | ret = -1; |
333 | break; | |
334 | } | |
335 | ||
336 | psk = os_zalloc(sizeof(*psk)); | |
337 | if (psk == NULL) { | |
10656fc2 | 338 | wpa_printf(MSG_ERROR, "WPA PSK allocation failed"); |
6fc6879b JM |
339 | ret = -1; |
340 | break; | |
341 | } | |
dbfa691d | 342 | psk->vlan_id = vlan_id; |
a8e16edc | 343 | if (is_zero_ether_addr(addr)) |
6fc6879b JM |
344 | psk->group = 1; |
345 | else | |
346 | os_memcpy(psk->addr, addr, ETH_ALEN); | |
347 | ||
ec5c39a5 MK |
348 | pos = str_token(buf, "", &context); |
349 | if (!pos) { | |
10656fc2 JM |
350 | wpa_printf(MSG_ERROR, "No PSK on line %d in '%s'", |
351 | line, fname); | |
6fc6879b JM |
352 | os_free(psk); |
353 | ret = -1; | |
354 | break; | |
355 | } | |
6fc6879b JM |
356 | |
357 | ok = 0; | |
358 | len = os_strlen(pos); | |
359 | if (len == 64 && hexstr2bin(pos, psk->psk, PMK_LEN) == 0) | |
360 | ok = 1; | |
361 | else if (len >= 8 && len < 64) { | |
362 | pbkdf2_sha1(pos, ssid->ssid, ssid->ssid_len, | |
363 | 4096, psk->psk, PMK_LEN); | |
364 | ok = 1; | |
365 | } | |
366 | if (!ok) { | |
10656fc2 JM |
367 | wpa_printf(MSG_ERROR, "Invalid PSK '%s' on line %d in " |
368 | "'%s'", pos, line, fname); | |
6fc6879b JM |
369 | os_free(psk); |
370 | ret = -1; | |
371 | break; | |
372 | } | |
373 | ||
ec5c39a5 MK |
374 | if (keyid) { |
375 | len = os_strlcpy(psk->keyid, keyid, sizeof(psk->keyid)); | |
376 | if ((size_t) len >= sizeof(psk->keyid)) { | |
377 | wpa_printf(MSG_ERROR, | |
378 | "PSK keyid too long on line %d in '%s'", | |
379 | line, fname); | |
380 | os_free(psk); | |
381 | ret = -1; | |
382 | break; | |
383 | } | |
384 | } | |
385 | ||
6fc6879b JM |
386 | psk->next = ssid->wpa_psk; |
387 | ssid->wpa_psk = psk; | |
388 | } | |
389 | ||
390 | fclose(f); | |
391 | ||
392 | return ret; | |
393 | } | |
394 | ||
395 | ||
0ae687bd JM |
396 | static int hostapd_derive_psk(struct hostapd_ssid *ssid) |
397 | { | |
398 | ssid->wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk)); | |
399 | if (ssid->wpa_psk == NULL) { | |
400 | wpa_printf(MSG_ERROR, "Unable to alloc space for PSK"); | |
401 | return -1; | |
402 | } | |
403 | wpa_hexdump_ascii(MSG_DEBUG, "SSID", | |
404 | (u8 *) ssid->ssid, ssid->ssid_len); | |
405 | wpa_hexdump_ascii_key(MSG_DEBUG, "PSK (ASCII passphrase)", | |
406 | (u8 *) ssid->wpa_passphrase, | |
407 | os_strlen(ssid->wpa_passphrase)); | |
408 | pbkdf2_sha1(ssid->wpa_passphrase, | |
409 | ssid->ssid, ssid->ssid_len, | |
410 | 4096, ssid->wpa_psk->psk, PMK_LEN); | |
411 | wpa_hexdump_key(MSG_DEBUG, "PSK (from passphrase)", | |
412 | ssid->wpa_psk->psk, PMK_LEN); | |
413 | return 0; | |
414 | } | |
415 | ||
416 | ||
6fc6879b JM |
417 | int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf) |
418 | { | |
419 | struct hostapd_ssid *ssid = &conf->ssid; | |
420 | ||
421 | if (ssid->wpa_passphrase != NULL) { | |
422 | if (ssid->wpa_psk != NULL) { | |
0ae687bd JM |
423 | wpa_printf(MSG_DEBUG, "Using pre-configured WPA PSK " |
424 | "instead of passphrase"); | |
425 | } else { | |
426 | wpa_printf(MSG_DEBUG, "Deriving WPA PSK based on " | |
427 | "passphrase"); | |
428 | if (hostapd_derive_psk(ssid) < 0) | |
429 | return -1; | |
6fc6879b | 430 | } |
6fc6879b | 431 | ssid->wpa_psk->group = 1; |
6fc6879b JM |
432 | } |
433 | ||
34e29dfd | 434 | return hostapd_config_read_wpa_psk(ssid->wpa_psk_file, &conf->ssid); |
6fc6879b JM |
435 | } |
436 | ||
437 | ||
6fc6879b JM |
438 | static void hostapd_config_free_radius(struct hostapd_radius_server *servers, |
439 | int num_servers) | |
440 | { | |
441 | int i; | |
442 | ||
443 | for (i = 0; i < num_servers; i++) { | |
444 | os_free(servers[i].shared_secret); | |
445 | } | |
446 | os_free(servers); | |
447 | } | |
448 | ||
449 | ||
af35e7af JM |
450 | struct hostapd_radius_attr * |
451 | hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type) | |
452 | { | |
453 | for (; attr; attr = attr->next) { | |
454 | if (attr->type == type) | |
455 | return attr; | |
456 | } | |
457 | return NULL; | |
458 | } | |
459 | ||
460 | ||
461 | static void hostapd_config_free_radius_attr(struct hostapd_radius_attr *attr) | |
462 | { | |
463 | struct hostapd_radius_attr *prev; | |
464 | ||
465 | while (attr) { | |
466 | prev = attr; | |
467 | attr = attr->next; | |
468 | wpabuf_free(prev->val); | |
469 | os_free(prev); | |
470 | } | |
471 | } | |
472 | ||
473 | ||
d0ee16ed | 474 | void hostapd_config_free_eap_user(struct hostapd_eap_user *user) |
6fc6879b | 475 | { |
d0ee16ed | 476 | hostapd_config_free_radius_attr(user->accept_attr); |
6fc6879b | 477 | os_free(user->identity); |
b7175b4d | 478 | bin_clear_free(user->password, user->password_len); |
d52ead3d | 479 | bin_clear_free(user->salt, user->salt_len); |
6fc6879b JM |
480 | os_free(user); |
481 | } | |
482 | ||
483 | ||
78022c83 JM |
484 | void hostapd_config_free_eap_users(struct hostapd_eap_user *user) |
485 | { | |
486 | struct hostapd_eap_user *prev_user; | |
487 | ||
488 | while (user) { | |
489 | prev_user = user; | |
490 | user = user->next; | |
491 | hostapd_config_free_eap_user(prev_user); | |
492 | } | |
493 | } | |
494 | ||
495 | ||
6fc6879b JM |
496 | static void hostapd_config_free_wep(struct hostapd_wep_keys *keys) |
497 | { | |
498 | int i; | |
499 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
b7175b4d | 500 | bin_clear_free(keys->key[i], keys->len[i]); |
6fc6879b JM |
501 | keys->key[i] = NULL; |
502 | } | |
503 | } | |
504 | ||
505 | ||
891dfb33 ST |
506 | void hostapd_config_clear_wpa_psk(struct hostapd_wpa_psk **l) |
507 | { | |
508 | struct hostapd_wpa_psk *psk, *tmp; | |
509 | ||
510 | for (psk = *l; psk;) { | |
511 | tmp = psk; | |
512 | psk = psk->next; | |
513 | bin_clear_free(tmp, sizeof(*tmp)); | |
514 | } | |
515 | *l = NULL; | |
516 | } | |
517 | ||
518 | ||
695dbbea JM |
519 | static void hostapd_config_free_anqp_elem(struct hostapd_bss_config *conf) |
520 | { | |
521 | struct anqp_element *elem; | |
522 | ||
523 | while ((elem = dl_list_first(&conf->anqp_elem, struct anqp_element, | |
524 | list))) { | |
525 | dl_list_del(&elem->list); | |
526 | wpabuf_free(elem->payload); | |
527 | os_free(elem); | |
528 | } | |
529 | } | |
530 | ||
531 | ||
26bf70e3 JM |
532 | static void hostapd_config_free_fils_realms(struct hostapd_bss_config *conf) |
533 | { | |
534 | #ifdef CONFIG_FILS | |
535 | struct fils_realm *realm; | |
536 | ||
537 | while ((realm = dl_list_first(&conf->fils_realms, struct fils_realm, | |
538 | list))) { | |
539 | dl_list_del(&realm->list); | |
540 | os_free(realm); | |
541 | } | |
542 | #endif /* CONFIG_FILS */ | |
543 | } | |
544 | ||
545 | ||
9be19d0b JM |
546 | static void hostapd_config_free_sae_passwords(struct hostapd_bss_config *conf) |
547 | { | |
548 | struct sae_password_entry *pw, *tmp; | |
549 | ||
550 | pw = conf->sae_passwords; | |
551 | conf->sae_passwords = NULL; | |
552 | while (pw) { | |
553 | tmp = pw; | |
554 | pw = pw->next; | |
555 | str_clear_free(tmp->password); | |
556 | os_free(tmp->identifier); | |
557 | os_free(tmp); | |
558 | } | |
559 | } | |
560 | ||
561 | ||
55920658 | 562 | void hostapd_config_free_bss(struct hostapd_bss_config *conf) |
6fc6879b | 563 | { |
6fc6879b JM |
564 | if (conf == NULL) |
565 | return; | |
566 | ||
891dfb33 | 567 | hostapd_config_clear_wpa_psk(&conf->ssid.wpa_psk); |
6fc6879b | 568 | |
b7175b4d | 569 | str_clear_free(conf->ssid.wpa_passphrase); |
6fc6879b | 570 | os_free(conf->ssid.wpa_psk_file); |
43dd46b3 | 571 | hostapd_config_free_wep(&conf->ssid.wep); |
6fc6879b JM |
572 | #ifdef CONFIG_FULL_DYNAMIC_VLAN |
573 | os_free(conf->ssid.vlan_tagged_interface); | |
574 | #endif /* CONFIG_FULL_DYNAMIC_VLAN */ | |
575 | ||
78022c83 | 576 | hostapd_config_free_eap_users(conf->eap_user); |
ee431d77 | 577 | os_free(conf->eap_user_sqlite); |
6fc6879b | 578 | |
6fc6879b | 579 | os_free(conf->eap_req_id_text); |
2a5156a6 | 580 | os_free(conf->erp_domain); |
6fc6879b JM |
581 | os_free(conf->accept_mac); |
582 | os_free(conf->deny_mac); | |
583 | os_free(conf->nas_identifier); | |
5afaa067 JM |
584 | if (conf->radius) { |
585 | hostapd_config_free_radius(conf->radius->auth_servers, | |
586 | conf->radius->num_auth_servers); | |
587 | hostapd_config_free_radius(conf->radius->acct_servers, | |
588 | conf->radius->num_acct_servers); | |
589 | } | |
af35e7af JM |
590 | hostapd_config_free_radius_attr(conf->radius_auth_req_attr); |
591 | hostapd_config_free_radius_attr(conf->radius_acct_req_attr); | |
6fc6879b JM |
592 | os_free(conf->rsn_preauth_interfaces); |
593 | os_free(conf->ctrl_interface); | |
594 | os_free(conf->ca_cert); | |
595 | os_free(conf->server_cert); | |
596 | os_free(conf->private_key); | |
597 | os_free(conf->private_key_passwd); | |
841205a1 | 598 | os_free(conf->check_cert_subject); |
080585c0 | 599 | os_free(conf->ocsp_stapling_response); |
5addb0df | 600 | os_free(conf->ocsp_stapling_response_multi); |
6fc6879b | 601 | os_free(conf->dh_file); |
f8995f8f | 602 | os_free(conf->openssl_ciphers); |
d01203ca | 603 | os_free(conf->openssl_ecdh_curves); |
6fc6879b JM |
604 | os_free(conf->pac_opaque_encr_key); |
605 | os_free(conf->eap_fast_a_id); | |
2d867244 | 606 | os_free(conf->eap_fast_a_id_info); |
6fc6879b JM |
607 | os_free(conf->eap_sim_db); |
608 | os_free(conf->radius_server_clients); | |
6fc6879b | 609 | os_free(conf->radius); |
b031338c | 610 | os_free(conf->radius_das_shared_secret); |
6fc6879b | 611 | hostapd_config_free_vlan(conf); |
39b97072 JM |
612 | os_free(conf->time_zone); |
613 | ||
4ec1fd8e | 614 | #ifdef CONFIG_IEEE80211R_AP |
6fc6879b JM |
615 | { |
616 | struct ft_remote_r0kh *r0kh, *r0kh_prev; | |
617 | struct ft_remote_r1kh *r1kh, *r1kh_prev; | |
618 | ||
619 | r0kh = conf->r0kh_list; | |
620 | conf->r0kh_list = NULL; | |
621 | while (r0kh) { | |
622 | r0kh_prev = r0kh; | |
623 | r0kh = r0kh->next; | |
624 | os_free(r0kh_prev); | |
625 | } | |
626 | ||
627 | r1kh = conf->r1kh_list; | |
628 | conf->r1kh_list = NULL; | |
629 | while (r1kh) { | |
630 | r1kh_prev = r1kh; | |
631 | r1kh = r1kh->next; | |
632 | os_free(r1kh_prev); | |
633 | } | |
634 | } | |
4ec1fd8e | 635 | #endif /* CONFIG_IEEE80211R_AP */ |
ad08c363 JM |
636 | |
637 | #ifdef CONFIG_WPS | |
638 | os_free(conf->wps_pin_requests); | |
639 | os_free(conf->device_name); | |
640 | os_free(conf->manufacturer); | |
641 | os_free(conf->model_name); | |
642 | os_free(conf->model_number); | |
643 | os_free(conf->serial_number); | |
ad08c363 JM |
644 | os_free(conf->config_methods); |
645 | os_free(conf->ap_pin); | |
62966253 | 646 | os_free(conf->extra_cred); |
4c29cae9 | 647 | os_free(conf->ap_settings); |
66819b07 DL |
648 | hostapd_config_clear_wpa_psk(&conf->multi_ap_backhaul_ssid.wpa_psk); |
649 | str_clear_free(conf->multi_ap_backhaul_ssid.wpa_passphrase); | |
f620268f JM |
650 | os_free(conf->upnp_iface); |
651 | os_free(conf->friendly_name); | |
652 | os_free(conf->manufacturer_url); | |
653 | os_free(conf->model_description); | |
654 | os_free(conf->model_url); | |
655 | os_free(conf->upc); | |
8509fb5c JM |
656 | { |
657 | unsigned int i; | |
658 | ||
659 | for (i = 0; i < MAX_WPS_VENDOR_EXTENSIONS; i++) | |
660 | wpabuf_free(conf->wps_vendor_ext[i]); | |
661 | } | |
ffdaa05a JM |
662 | wpabuf_free(conf->wps_nfc_dh_pubkey); |
663 | wpabuf_free(conf->wps_nfc_dh_privkey); | |
664 | wpabuf_free(conf->wps_nfc_dev_pw); | |
ad08c363 | 665 | #endif /* CONFIG_WPS */ |
4b2a77ab JM |
666 | |
667 | os_free(conf->roaming_consortium); | |
648cc711 | 668 | os_free(conf->venue_name); |
7e1d3ee9 | 669 | os_free(conf->venue_url); |
8047b186 | 670 | os_free(conf->nai_realm_data); |
550a3958 | 671 | os_free(conf->network_auth_type); |
7515adb2 | 672 | os_free(conf->anqp_3gpp_cell_net); |
26fac8b6 | 673 | os_free(conf->domain_name); |
695dbbea | 674 | hostapd_config_free_anqp_elem(conf); |
505a3694 JM |
675 | |
676 | #ifdef CONFIG_RADIUS_TEST | |
677 | os_free(conf->dump_msk_file); | |
678 | #endif /* CONFIG_RADIUS_TEST */ | |
df5934f1 JK |
679 | |
680 | #ifdef CONFIG_HS20 | |
a9277e85 | 681 | os_free(conf->hs20_oper_friendly_name); |
4065a309 | 682 | os_free(conf->hs20_wan_metrics); |
5ccc54aa | 683 | os_free(conf->hs20_connection_capability); |
df5934f1 | 684 | os_free(conf->hs20_operating_class); |
f7bd7a01 | 685 | os_free(conf->hs20_icons); |
ae6d15c7 JM |
686 | if (conf->hs20_osu_providers) { |
687 | size_t i; | |
688 | for (i = 0; i < conf->hs20_osu_providers_count; i++) { | |
689 | struct hs20_osu_provider *p; | |
690 | size_t j; | |
691 | p = &conf->hs20_osu_providers[i]; | |
692 | os_free(p->friendly_name); | |
693 | os_free(p->server_uri); | |
694 | os_free(p->method_list); | |
695 | for (j = 0; j < p->icons_count; j++) | |
696 | os_free(p->icons[j]); | |
697 | os_free(p->icons); | |
698 | os_free(p->osu_nai); | |
cad810a9 | 699 | os_free(p->osu_nai2); |
ae6d15c7 JM |
700 | os_free(p->service_desc); |
701 | } | |
702 | os_free(conf->hs20_osu_providers); | |
703 | } | |
0e450db2 JM |
704 | if (conf->hs20_operator_icon) { |
705 | size_t i; | |
706 | ||
707 | for (i = 0; i < conf->hs20_operator_icon_count; i++) | |
708 | os_free(conf->hs20_operator_icon[i]); | |
709 | os_free(conf->hs20_operator_icon); | |
710 | } | |
8d2a9921 | 711 | os_free(conf->subscr_remediation_url); |
7bd8c76a | 712 | os_free(conf->hs20_sim_provisioning_url); |
6cb8f4f3 | 713 | os_free(conf->t_c_filename); |
8760b984 | 714 | os_free(conf->t_c_server_url); |
df5934f1 | 715 | #endif /* CONFIG_HS20 */ |
b52f084c JM |
716 | |
717 | wpabuf_free(conf->vendor_elements); | |
a9112270 | 718 | wpabuf_free(conf->assocresp_elements); |
625f202a JM |
719 | |
720 | os_free(conf->sae_groups); | |
91cc34bf JM |
721 | #ifdef CONFIG_OWE |
722 | os_free(conf->owe_groups); | |
723 | #endif /* CONFIG_OWE */ | |
67fe933d | 724 | |
88cb27c7 DS |
725 | os_free(conf->wowlan_triggers); |
726 | ||
67fe933d | 727 | os_free(conf->server_id); |
ebd79f07 | 728 | |
bc02843e JM |
729 | #ifdef CONFIG_TESTING_OPTIONS |
730 | wpabuf_free(conf->own_ie_override); | |
3648d8a1 | 731 | wpabuf_free(conf->sae_commit_override); |
bc02843e JM |
732 | #endif /* CONFIG_TESTING_OPTIONS */ |
733 | ||
964f64e2 | 734 | os_free(conf->no_probe_resp_if_seen_on); |
0e2412d0 | 735 | os_free(conf->no_auth_if_seen_on); |
964f64e2 | 736 | |
26bf70e3 JM |
737 | hostapd_config_free_fils_realms(conf); |
738 | ||
56c75495 JM |
739 | #ifdef CONFIG_DPP |
740 | os_free(conf->dpp_connector); | |
741 | wpabuf_free(conf->dpp_netaccesskey); | |
742 | wpabuf_free(conf->dpp_csign); | |
743 | #endif /* CONFIG_DPP */ | |
744 | ||
9be19d0b | 745 | hostapd_config_free_sae_passwords(conf); |
2377c1ca | 746 | |
ebd79f07 | 747 | os_free(conf); |
6fc6879b JM |
748 | } |
749 | ||
750 | ||
1c6e69cc JM |
751 | /** |
752 | * hostapd_config_free - Free hostapd configuration | |
753 | * @conf: Configuration data from hostapd_config_read(). | |
754 | */ | |
6fc6879b JM |
755 | void hostapd_config_free(struct hostapd_config *conf) |
756 | { | |
757 | size_t i; | |
758 | ||
759 | if (conf == NULL) | |
760 | return; | |
761 | ||
762 | for (i = 0; i < conf->num_bss; i++) | |
ebd79f07 | 763 | hostapd_config_free_bss(conf->bss[i]); |
6fc6879b | 764 | os_free(conf->bss); |
79d6c85f JM |
765 | os_free(conf->supported_rates); |
766 | os_free(conf->basic_rates); | |
857d9422 | 767 | os_free(conf->acs_ch_list.range); |
0ecff8d7 | 768 | os_free(conf->driver_params); |
68fa00c3 JM |
769 | #ifdef CONFIG_ACS |
770 | os_free(conf->acs_chan_bias); | |
771 | #endif /* CONFIG_ACS */ | |
74e982d8 DS |
772 | wpabuf_free(conf->lci); |
773 | wpabuf_free(conf->civic); | |
6fc6879b JM |
774 | |
775 | os_free(conf); | |
776 | } | |
777 | ||
778 | ||
1c6e69cc JM |
779 | /** |
780 | * hostapd_maclist_found - Find a MAC address from a list | |
781 | * @list: MAC address list | |
782 | * @num_entries: Number of addresses in the list | |
783 | * @addr: Address to search for | |
784 | * @vlan_id: Buffer for returning VLAN ID or %NULL if not needed | |
785 | * Returns: 1 if address is in the list or 0 if not. | |
786 | * | |
787 | * Perform a binary search for given MAC address from a pre-sorted list. | |
788 | */ | |
271d2830 | 789 | int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries, |
1889af2e | 790 | const u8 *addr, struct vlan_description *vlan_id) |
6fc6879b JM |
791 | { |
792 | int start, end, middle, res; | |
793 | ||
794 | start = 0; | |
795 | end = num_entries - 1; | |
796 | ||
797 | while (start <= end) { | |
798 | middle = (start + end) / 2; | |
271d2830 JM |
799 | res = os_memcmp(list[middle].addr, addr, ETH_ALEN); |
800 | if (res == 0) { | |
801 | if (vlan_id) | |
802 | *vlan_id = list[middle].vlan_id; | |
6fc6879b | 803 | return 1; |
271d2830 | 804 | } |
6fc6879b JM |
805 | if (res < 0) |
806 | start = middle + 1; | |
807 | else | |
808 | end = middle - 1; | |
809 | } | |
810 | ||
811 | return 0; | |
812 | } | |
813 | ||
814 | ||
815 | int hostapd_rate_found(int *list, int rate) | |
816 | { | |
817 | int i; | |
818 | ||
819 | if (list == NULL) | |
820 | return 0; | |
821 | ||
822 | for (i = 0; list[i] >= 0; i++) | |
823 | if (list[i] == rate) | |
824 | return 1; | |
825 | ||
826 | return 0; | |
827 | } | |
828 | ||
829 | ||
1889af2e MB |
830 | int hostapd_vlan_valid(struct hostapd_vlan *vlan, |
831 | struct vlan_description *vlan_desc) | |
6fc6879b JM |
832 | { |
833 | struct hostapd_vlan *v = vlan; | |
8e44c192 | 834 | int i; |
1889af2e | 835 | |
8e44c192 | 836 | if (!vlan_desc->notempty || vlan_desc->untagged < 0 || |
1889af2e MB |
837 | vlan_desc->untagged > MAX_VLAN_ID) |
838 | return 0; | |
8e44c192 MB |
839 | for (i = 0; i < MAX_NUM_TAGGED_VLAN; i++) { |
840 | if (vlan_desc->tagged[i] < 0 || | |
841 | vlan_desc->tagged[i] > MAX_VLAN_ID) | |
842 | return 0; | |
843 | } | |
844 | if (!vlan_desc->untagged && !vlan_desc->tagged[0]) | |
845 | return 0; | |
1889af2e | 846 | |
6fc6879b | 847 | while (v) { |
1889af2e MB |
848 | if (!vlan_compare(&v->vlan_desc, vlan_desc) || |
849 | v->vlan_id == VLAN_ID_WILDCARD) | |
80ebfd95 MB |
850 | return 1; |
851 | v = v->next; | |
852 | } | |
853 | return 0; | |
854 | } | |
855 | ||
856 | ||
857 | const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan, int vlan_id) | |
858 | { | |
859 | struct hostapd_vlan *v = vlan; | |
860 | while (v) { | |
861 | if (v->vlan_id == vlan_id) | |
6fc6879b JM |
862 | return v->ifname; |
863 | v = v->next; | |
864 | } | |
865 | return NULL; | |
866 | } | |
867 | ||
868 | ||
869 | const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf, | |
759fd76b | 870 | const u8 *addr, const u8 *p2p_dev_addr, |
dbfa691d | 871 | const u8 *prev_psk, int *vlan_id) |
6fc6879b JM |
872 | { |
873 | struct hostapd_wpa_psk *psk; | |
874 | int next_ok = prev_psk == NULL; | |
875 | ||
dbfa691d JM |
876 | if (vlan_id) |
877 | *vlan_id = 0; | |
878 | ||
dc87541e | 879 | if (p2p_dev_addr && !is_zero_ether_addr(p2p_dev_addr)) { |
759fd76b JM |
880 | wpa_printf(MSG_DEBUG, "Searching a PSK for " MACSTR |
881 | " p2p_dev_addr=" MACSTR " prev_psk=%p", | |
882 | MAC2STR(addr), MAC2STR(p2p_dev_addr), prev_psk); | |
dc87541e | 883 | addr = NULL; /* Use P2P Device Address for matching */ |
759fd76b JM |
884 | } else { |
885 | wpa_printf(MSG_DEBUG, "Searching a PSK for " MACSTR | |
886 | " prev_psk=%p", | |
887 | MAC2STR(addr), prev_psk); | |
888 | } | |
889 | ||
6fc6879b JM |
890 | for (psk = conf->ssid.wpa_psk; psk != NULL; psk = psk->next) { |
891 | if (next_ok && | |
759fd76b JM |
892 | (psk->group || |
893 | (addr && os_memcmp(psk->addr, addr, ETH_ALEN) == 0) || | |
894 | (!addr && p2p_dev_addr && | |
895 | os_memcmp(psk->p2p_dev_addr, p2p_dev_addr, ETH_ALEN) == | |
dbfa691d JM |
896 | 0))) { |
897 | if (vlan_id) | |
898 | *vlan_id = psk->vlan_id; | |
6fc6879b | 899 | return psk->psk; |
dbfa691d | 900 | } |
6fc6879b JM |
901 | |
902 | if (psk->psk == prev_psk) | |
903 | next_ok = 1; | |
904 | } | |
905 | ||
906 | return NULL; | |
907 | } | |
eff0fd1e JM |
908 | |
909 | ||
910 | static int hostapd_config_check_bss(struct hostapd_bss_config *bss, | |
08081ad8 JM |
911 | struct hostapd_config *conf, |
912 | int full_config) | |
eff0fd1e | 913 | { |
08081ad8 | 914 | if (full_config && bss->ieee802_1x && !bss->eap_server && |
eff0fd1e JM |
915 | !bss->radius->auth_servers) { |
916 | wpa_printf(MSG_ERROR, "Invalid IEEE 802.1X configuration (no " | |
917 | "EAP authenticator configured)."); | |
918 | return -1; | |
919 | } | |
920 | ||
921 | if (bss->wpa) { | |
922 | int wep, i; | |
923 | ||
924 | wep = bss->default_wep_key_len > 0 || | |
925 | bss->individual_wep_key_len > 0; | |
926 | for (i = 0; i < NUM_WEP_KEYS; i++) { | |
927 | if (bss->ssid.wep.keys_set) { | |
928 | wep = 1; | |
929 | break; | |
930 | } | |
931 | } | |
932 | ||
933 | if (wep) { | |
934 | wpa_printf(MSG_ERROR, "WEP configuration in a WPA network is not supported"); | |
935 | return -1; | |
936 | } | |
937 | } | |
938 | ||
08081ad8 JM |
939 | if (full_config && bss->wpa && |
940 | bss->wpa_psk_radius != PSK_RADIUS_IGNORED && | |
eff0fd1e JM |
941 | bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) { |
942 | wpa_printf(MSG_ERROR, "WPA-PSK using RADIUS enabled, but no " | |
943 | "RADIUS checking (macaddr_acl=2) enabled."); | |
944 | return -1; | |
945 | } | |
946 | ||
08081ad8 | 947 | if (full_config && bss->wpa && (bss->wpa_key_mgmt & WPA_KEY_MGMT_PSK) && |
eff0fd1e JM |
948 | bss->ssid.wpa_psk == NULL && bss->ssid.wpa_passphrase == NULL && |
949 | bss->ssid.wpa_psk_file == NULL && | |
950 | (bss->wpa_psk_radius != PSK_RADIUS_REQUIRED || | |
951 | bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH)) { | |
952 | wpa_printf(MSG_ERROR, "WPA-PSK enabled, but PSK or passphrase " | |
953 | "is not configured."); | |
954 | return -1; | |
955 | } | |
956 | ||
902c07a7 | 957 | if (full_config && !is_zero_ether_addr(bss->bssid)) { |
eff0fd1e JM |
958 | size_t i; |
959 | ||
960 | for (i = 0; i < conf->num_bss; i++) { | |
961 | if (conf->bss[i] != bss && | |
962 | (hostapd_mac_comp(conf->bss[i]->bssid, | |
963 | bss->bssid) == 0)) { | |
964 | wpa_printf(MSG_ERROR, "Duplicate BSSID " MACSTR | |
965 | " on interface '%s' and '%s'.", | |
966 | MAC2STR(bss->bssid), | |
967 | conf->bss[i]->iface, bss->iface); | |
968 | return -1; | |
969 | } | |
970 | } | |
971 | } | |
972 | ||
4ec1fd8e | 973 | #ifdef CONFIG_IEEE80211R_AP |
08081ad8 | 974 | if (full_config && wpa_key_mgmt_ft(bss->wpa_key_mgmt) && |
eff0fd1e JM |
975 | (bss->nas_identifier == NULL || |
976 | os_strlen(bss->nas_identifier) < 1 || | |
977 | os_strlen(bss->nas_identifier) > FT_R0KH_ID_MAX_LEN)) { | |
978 | wpa_printf(MSG_ERROR, "FT (IEEE 802.11r) requires " | |
979 | "nas_identifier to be configured as a 1..48 octet " | |
980 | "string"); | |
981 | return -1; | |
982 | } | |
4ec1fd8e | 983 | #endif /* CONFIG_IEEE80211R_AP */ |
eff0fd1e JM |
984 | |
985 | #ifdef CONFIG_IEEE80211N | |
08081ad8 JM |
986 | if (full_config && conf->ieee80211n && |
987 | conf->hw_mode == HOSTAPD_MODE_IEEE80211B) { | |
eff0fd1e JM |
988 | bss->disable_11n = 1; |
989 | wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) in 11b mode is not " | |
8c6f4a5a | 990 | "allowed, disabling HT capabilities"); |
eff0fd1e JM |
991 | } |
992 | ||
08081ad8 | 993 | if (full_config && conf->ieee80211n && |
eff0fd1e JM |
994 | bss->ssid.security_policy == SECURITY_STATIC_WEP) { |
995 | bss->disable_11n = 1; | |
996 | wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WEP is not " | |
997 | "allowed, disabling HT capabilities"); | |
998 | } | |
999 | ||
08081ad8 | 1000 | if (full_config && conf->ieee80211n && bss->wpa && |
eff0fd1e | 1001 | !(bss->wpa_pairwise & WPA_CIPHER_CCMP) && |
30675c34 JM |
1002 | !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | |
1003 | WPA_CIPHER_CCMP_256 | WPA_CIPHER_GCMP_256))) | |
1004 | { | |
eff0fd1e JM |
1005 | bss->disable_11n = 1; |
1006 | wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WPA/WPA2 " | |
1007 | "requires CCMP/GCMP to be enabled, disabling HT " | |
1008 | "capabilities"); | |
1009 | } | |
1010 | #endif /* CONFIG_IEEE80211N */ | |
1011 | ||
551817a5 WG |
1012 | #ifdef CONFIG_IEEE80211AC |
1013 | if (full_config && conf->ieee80211ac && | |
1014 | bss->ssid.security_policy == SECURITY_STATIC_WEP) { | |
1015 | bss->disable_11ac = 1; | |
1016 | wpa_printf(MSG_ERROR, | |
1017 | "VHT (IEEE 802.11ac) with WEP is not allowed, disabling VHT capabilities"); | |
1018 | } | |
59d7cff7 FM |
1019 | |
1020 | if (full_config && conf->ieee80211ac && bss->wpa && | |
1021 | !(bss->wpa_pairwise & WPA_CIPHER_CCMP) && | |
1022 | !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | | |
1023 | WPA_CIPHER_CCMP_256 | WPA_CIPHER_GCMP_256))) | |
1024 | { | |
1025 | bss->disable_11ac = 1; | |
1026 | wpa_printf(MSG_ERROR, | |
1027 | "VHT (IEEE 802.11ac) with WPA/WPA2 requires CCMP/GCMP to be enabled, disabling VHT capabilities"); | |
1028 | } | |
551817a5 WG |
1029 | #endif /* CONFIG_IEEE80211AC */ |
1030 | ||
c201f93a | 1031 | #ifdef CONFIG_WPS |
08081ad8 | 1032 | if (full_config && bss->wps_state && bss->ignore_broadcast_ssid) { |
eff0fd1e JM |
1033 | wpa_printf(MSG_INFO, "WPS: ignore_broadcast_ssid " |
1034 | "configuration forced WPS to be disabled"); | |
1035 | bss->wps_state = 0; | |
1036 | } | |
1037 | ||
08081ad8 JM |
1038 | if (full_config && bss->wps_state && |
1039 | bss->ssid.wep.keys_set && bss->wpa == 0) { | |
eff0fd1e JM |
1040 | wpa_printf(MSG_INFO, "WPS: WEP configuration forced WPS to be " |
1041 | "disabled"); | |
1042 | bss->wps_state = 0; | |
1043 | } | |
1044 | ||
08081ad8 | 1045 | if (full_config && bss->wps_state && bss->wpa && |
eff0fd1e | 1046 | (!(bss->wpa & 2) || |
a2660890 SSG |
1047 | !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | |
1048 | WPA_CIPHER_CCMP_256 | | |
1049 | WPA_CIPHER_GCMP_256)))) { | |
eff0fd1e | 1050 | wpa_printf(MSG_INFO, "WPS: WPA/TKIP configuration without " |
01a02593 | 1051 | "WPA2/CCMP/GCMP forced WPS to be disabled"); |
eff0fd1e JM |
1052 | bss->wps_state = 0; |
1053 | } | |
c201f93a | 1054 | #endif /* CONFIG_WPS */ |
eff0fd1e JM |
1055 | |
1056 | #ifdef CONFIG_HS20 | |
08081ad8 | 1057 | if (full_config && bss->hs20 && |
eff0fd1e | 1058 | (!(bss->wpa & 2) || |
30675c34 JM |
1059 | !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | |
1060 | WPA_CIPHER_CCMP_256 | | |
1061 | WPA_CIPHER_GCMP_256)))) { | |
eff0fd1e JM |
1062 | wpa_printf(MSG_ERROR, "HS 2.0: WPA2-Enterprise/CCMP " |
1063 | "configuration is required for Hotspot 2.0 " | |
1064 | "functionality"); | |
1065 | return -1; | |
1066 | } | |
1067 | #endif /* CONFIG_HS20 */ | |
1068 | ||
4c572281 JM |
1069 | #ifdef CONFIG_MBO |
1070 | if (full_config && bss->mbo_enabled && (bss->wpa & 2) && | |
1071 | bss->ieee80211w == NO_MGMT_FRAME_PROTECTION) { | |
1072 | wpa_printf(MSG_ERROR, | |
1073 | "MBO: PMF needs to be enabled whenever using WPA2 with MBO"); | |
1074 | return -1; | |
1075 | } | |
1076 | #endif /* CONFIG_MBO */ | |
1077 | ||
9c55fdb0 MV |
1078 | #ifdef CONFIG_OCV |
1079 | if (full_config && bss->ieee80211w == NO_MGMT_FRAME_PROTECTION && | |
1080 | bss->ocv) { | |
1081 | wpa_printf(MSG_ERROR, | |
1082 | "OCV: PMF needs to be enabled whenever using OCV"); | |
1083 | return -1; | |
1084 | } | |
1085 | #endif /* CONFIG_OCV */ | |
1086 | ||
eff0fd1e JM |
1087 | return 0; |
1088 | } | |
1089 | ||
1090 | ||
8884ce03 MM |
1091 | static int hostapd_config_check_cw(struct hostapd_config *conf, int queue) |
1092 | { | |
1093 | int tx_cwmin = conf->tx_queue[queue].cwmin; | |
1094 | int tx_cwmax = conf->tx_queue[queue].cwmax; | |
1095 | int ac_cwmin = conf->wmm_ac_params[queue].cwmin; | |
1096 | int ac_cwmax = conf->wmm_ac_params[queue].cwmax; | |
1097 | ||
1098 | if (tx_cwmin > tx_cwmax) { | |
1099 | wpa_printf(MSG_ERROR, | |
1100 | "Invalid TX queue cwMin/cwMax values. cwMin(%d) greater than cwMax(%d)", | |
1101 | tx_cwmin, tx_cwmax); | |
1102 | return -1; | |
1103 | } | |
1104 | if (ac_cwmin > ac_cwmax) { | |
1105 | wpa_printf(MSG_ERROR, | |
1106 | "Invalid WMM AC cwMin/cwMax values. cwMin(%d) greater than cwMax(%d)", | |
1107 | ac_cwmin, ac_cwmax); | |
1108 | return -1; | |
1109 | } | |
1110 | return 0; | |
1111 | } | |
1112 | ||
1113 | ||
08081ad8 | 1114 | int hostapd_config_check(struct hostapd_config *conf, int full_config) |
eff0fd1e JM |
1115 | { |
1116 | size_t i; | |
1117 | ||
08081ad8 JM |
1118 | if (full_config && conf->ieee80211d && |
1119 | (!conf->country[0] || !conf->country[1])) { | |
eff0fd1e JM |
1120 | wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11d without " |
1121 | "setting the country_code"); | |
1122 | return -1; | |
1123 | } | |
1124 | ||
08081ad8 | 1125 | if (full_config && conf->ieee80211h && !conf->ieee80211d) { |
eff0fd1e JM |
1126 | wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11h without " |
1127 | "IEEE 802.11d enabled"); | |
1128 | return -1; | |
1129 | } | |
1130 | ||
e0392f82 S |
1131 | if (full_config && conf->local_pwr_constraint != -1 && |
1132 | !conf->ieee80211d) { | |
1133 | wpa_printf(MSG_ERROR, "Cannot add Power Constraint element without Country element"); | |
1134 | return -1; | |
1135 | } | |
1136 | ||
3d7ad2f6 C |
1137 | if (full_config && conf->spectrum_mgmt_required && |
1138 | conf->local_pwr_constraint == -1) { | |
1139 | wpa_printf(MSG_ERROR, "Cannot set Spectrum Management bit without Country and Power Constraint elements"); | |
1140 | return -1; | |
1141 | } | |
1142 | ||
8884ce03 MM |
1143 | for (i = 0; i < NUM_TX_QUEUES; i++) { |
1144 | if (hostapd_config_check_cw(conf, i)) | |
1145 | return -1; | |
1146 | } | |
1147 | ||
eff0fd1e | 1148 | for (i = 0; i < conf->num_bss; i++) { |
08081ad8 | 1149 | if (hostapd_config_check_bss(conf->bss[i], conf, full_config)) |
eff0fd1e JM |
1150 | return -1; |
1151 | } | |
1152 | ||
1153 | return 0; | |
1154 | } | |
1155 | ||
1156 | ||
5d67bf15 JM |
1157 | void hostapd_set_security_params(struct hostapd_bss_config *bss, |
1158 | int full_config) | |
eff0fd1e JM |
1159 | { |
1160 | if (bss->individual_wep_key_len == 0) { | |
1161 | /* individual keys are not use; can use key idx0 for | |
1162 | * broadcast keys */ | |
1163 | bss->broadcast_key_idx_min = 0; | |
1164 | } | |
1165 | ||
1166 | if ((bss->wpa & 2) && bss->rsn_pairwise == 0) | |
1167 | bss->rsn_pairwise = bss->wpa_pairwise; | |
27781c0a JM |
1168 | if (bss->group_cipher) |
1169 | bss->wpa_group = bss->group_cipher; | |
1170 | else | |
1171 | bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa, | |
1172 | bss->wpa_pairwise, | |
1173 | bss->rsn_pairwise); | |
90f837b0 JM |
1174 | if (!bss->wpa_group_rekey_set) |
1175 | bss->wpa_group_rekey = bss->wpa_group == WPA_CIPHER_TKIP ? | |
1176 | 600 : 86400; | |
eff0fd1e | 1177 | |
5d67bf15 JM |
1178 | if (full_config) { |
1179 | bss->radius->auth_server = bss->radius->auth_servers; | |
1180 | bss->radius->acct_server = bss->radius->acct_servers; | |
1181 | } | |
eff0fd1e JM |
1182 | |
1183 | if (bss->wpa && bss->ieee802_1x) { | |
1184 | bss->ssid.security_policy = SECURITY_WPA; | |
1185 | } else if (bss->wpa) { | |
1186 | bss->ssid.security_policy = SECURITY_WPA_PSK; | |
1187 | } else if (bss->ieee802_1x) { | |
1188 | int cipher = WPA_CIPHER_NONE; | |
1189 | bss->ssid.security_policy = SECURITY_IEEE_802_1X; | |
1190 | bss->ssid.wep.default_len = bss->default_wep_key_len; | |
13a3a20d | 1191 | if (full_config && bss->default_wep_key_len) { |
eff0fd1e JM |
1192 | cipher = bss->default_wep_key_len >= 13 ? |
1193 | WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40; | |
13a3a20d JM |
1194 | } else if (full_config && bss->ssid.wep.keys_set) { |
1195 | if (bss->ssid.wep.len[0] >= 13) | |
1196 | cipher = WPA_CIPHER_WEP104; | |
1197 | else | |
1198 | cipher = WPA_CIPHER_WEP40; | |
1199 | } | |
eff0fd1e JM |
1200 | bss->wpa_group = cipher; |
1201 | bss->wpa_pairwise = cipher; | |
1202 | bss->rsn_pairwise = cipher; | |
13a3a20d JM |
1203 | if (full_config) |
1204 | bss->wpa_key_mgmt = WPA_KEY_MGMT_IEEE8021X_NO_WPA; | |
eff0fd1e JM |
1205 | } else if (bss->ssid.wep.keys_set) { |
1206 | int cipher = WPA_CIPHER_WEP40; | |
1207 | if (bss->ssid.wep.len[0] >= 13) | |
1208 | cipher = WPA_CIPHER_WEP104; | |
1209 | bss->ssid.security_policy = SECURITY_STATIC_WEP; | |
1210 | bss->wpa_group = cipher; | |
1211 | bss->wpa_pairwise = cipher; | |
1212 | bss->rsn_pairwise = cipher; | |
13a3a20d JM |
1213 | if (full_config) |
1214 | bss->wpa_key_mgmt = WPA_KEY_MGMT_NONE; | |
a14896e8 JM |
1215 | } else if (bss->osen) { |
1216 | bss->ssid.security_policy = SECURITY_OSEN; | |
1217 | bss->wpa_group = WPA_CIPHER_CCMP; | |
1218 | bss->wpa_pairwise = 0; | |
1219 | bss->rsn_pairwise = WPA_CIPHER_CCMP; | |
eff0fd1e JM |
1220 | } else { |
1221 | bss->ssid.security_policy = SECURITY_PLAINTEXT; | |
29767152 JM |
1222 | if (full_config) { |
1223 | bss->wpa_group = WPA_CIPHER_NONE; | |
1224 | bss->wpa_pairwise = WPA_CIPHER_NONE; | |
1225 | bss->rsn_pairwise = WPA_CIPHER_NONE; | |
13a3a20d | 1226 | bss->wpa_key_mgmt = WPA_KEY_MGMT_NONE; |
29767152 | 1227 | } |
eff0fd1e JM |
1228 | } |
1229 | } | |
42d30863 JM |
1230 | |
1231 | ||
1232 | int hostapd_sae_pw_id_in_use(struct hostapd_bss_config *conf) | |
1233 | { | |
1234 | int with_id = 0, without_id = 0; | |
1235 | struct sae_password_entry *pw; | |
1236 | ||
1237 | if (conf->ssid.wpa_passphrase) | |
1238 | without_id = 1; | |
1239 | ||
1240 | for (pw = conf->sae_passwords; pw; pw = pw->next) { | |
1241 | if (pw->identifier) | |
1242 | with_id = 1; | |
1243 | else | |
1244 | without_id = 1; | |
1245 | if (with_id && without_id) | |
1246 | break; | |
1247 | } | |
1248 | ||
1249 | if (with_id && !without_id) | |
1250 | return 2; | |
1251 | return with_id; | |
1252 | } |