1 /* 2 * hostapd / Configuration helper functions 3 * Copyright (c) 2003-2014, Jouni Malinen <j@w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9 #include "utils/includes.h" 10 11 #include "utils/common.h" 12 #include "crypto/sha1.h" 13 #include "crypto/tls.h" 14 #include "radius/radius_client.h" 15 #include "common/ieee802_11_defs.h" 16 #include "common/ieee802_1x_defs.h" 17 #include "common/eapol_common.h" 18 #include "common/dhcp.h" 19 #include "eap_common/eap_wsc_common.h" 20 #include "eap_server/eap.h" 21 #include "wpa_auth.h" 22 #include "sta_info.h" 23 #include "airtime_policy.h" 24 #include "ap_config.h" 25 26 27 static void hostapd_config_free_vlan(struct hostapd_bss_config *bss) 28 { 29 struct hostapd_vlan *vlan, *prev; 30 31 vlan = bss->vlan; 32 prev = NULL; 33 while (vlan) { 34 prev = vlan; 35 vlan = vlan->next; 36 os_free(prev); 37 } 38 39 bss->vlan = NULL; 40 } 41 42 43 #ifndef DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES 44 #define DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES 0 45 #endif /* DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES */ 46 47 void hostapd_config_defaults_bss(struct hostapd_bss_config *bss) 48 { 49 dl_list_init(&bss->anqp_elem); 50 51 bss->logger_syslog_level = HOSTAPD_LEVEL_INFO; 52 bss->logger_stdout_level = HOSTAPD_LEVEL_INFO; 53 bss->logger_syslog = (unsigned int) -1; 54 bss->logger_stdout = (unsigned int) -1; 55 56 bss->auth_algs = WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED; 57 58 bss->wep_rekeying_period = 300; 59 /* use key0 in individual key and key1 in broadcast key */ 60 bss->broadcast_key_idx_min = 1; 61 bss->broadcast_key_idx_max = 2; 62 bss->eap_reauth_period = 3600; 63 64 bss->wpa_group_rekey = 600; 65 bss->wpa_gmk_rekey = 86400; 66 bss->wpa_group_update_count = 4; 67 bss->wpa_pairwise_update_count = 4; 68 bss->wpa_disable_eapol_key_retries = 69 DEFAULT_WPA_DISABLE_EAPOL_KEY_RETRIES; 70 bss->wpa_key_mgmt = WPA_KEY_MGMT_PSK; 71 bss->wpa_pairwise = WPA_CIPHER_TKIP; 72 bss->wpa_group = WPA_CIPHER_TKIP; 73 bss->rsn_pairwise = 0; 74 75 bss->max_num_sta = MAX_STA_COUNT; 76 77 bss->dtim_period = 2; 78 79 bss->radius_server_auth_port = 1812; 80 bss->eap_sim_db_timeout = 1; 81 bss->eap_sim_id = 3; 82 bss->ap_max_inactivity = AP_MAX_INACTIVITY; 83 bss->eapol_version = EAPOL_VERSION; 84 85 bss->max_listen_interval = 65535; 86 87 bss->pwd_group = 19; /* ECC: GF(p=256) */ 88 89 #ifdef CONFIG_IEEE80211W 90 bss->assoc_sa_query_max_timeout = 1000; 91 bss->assoc_sa_query_retry_timeout = 201; 92 bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC; 93 #endif /* CONFIG_IEEE80211W */ 94 #ifdef EAP_SERVER_FAST 95 /* both anonymous and authenticated provisioning */ 96 bss->eap_fast_prov = 3; 97 bss->pac_key_lifetime = 7 * 24 * 60 * 60; 98 bss->pac_key_refresh_time = 1 * 24 * 60 * 60; 99 #endif /* EAP_SERVER_FAST */ 100 101 /* Set to -1 as defaults depends on HT in setup */ 102 bss->wmm_enabled = -1; 103 104 #ifdef CONFIG_IEEE80211R_AP 105 bss->ft_over_ds = 1; 106 bss->rkh_pos_timeout = 86400; 107 bss->rkh_neg_timeout = 60; 108 bss->rkh_pull_timeout = 1000; 109 bss->rkh_pull_retries = 4; 110 bss->r0_key_lifetime = 1209600; 111 #endif /* CONFIG_IEEE80211R_AP */ 112 113 bss->radius_das_time_window = 300; 114 115 bss->sae_anti_clogging_threshold = 5; 116 bss->sae_sync = 5; 117 118 bss->gas_frag_limit = 1400; 119 120 #ifdef CONFIG_FILS 121 dl_list_init(&bss->fils_realms); 122 bss->fils_hlp_wait_time = 30; 123 bss->dhcp_server_port = DHCP_SERVER_PORT; 124 bss->dhcp_relay_port = DHCP_SERVER_PORT; 125 #endif /* CONFIG_FILS */ 126 127 bss->broadcast_deauth = 1; 128 129 #ifdef CONFIG_MBO 130 bss->mbo_cell_data_conn_pref = -1; 131 #endif /* CONFIG_MBO */ 132 133 /* Disable TLS v1.3 by default for now to avoid interoperability issue. 134 * This can be enabled by default once the implementation has been fully 135 * completed and tested with other implementations. */ 136 bss->tls_flags = TLS_CONN_DISABLE_TLSv1_3; 137 138 bss->send_probe_response = 1; 139 140 #ifdef CONFIG_HS20 141 bss->hs20_release = (HS20_VERSION >> 4) + 1; 142 #endif /* CONFIG_HS20 */ 143 144 #ifdef CONFIG_MACSEC 145 bss->mka_priority = DEFAULT_PRIO_NOT_KEY_SERVER; 146 bss->macsec_port = 1; 147 #endif /* CONFIG_MACSEC */ 148 149 /* Default to strict CRL checking. */ 150 bss->check_crl_strict = 1; 151 } 152 153 154 struct hostapd_config * hostapd_config_defaults(void) 155 { 156 #define ecw2cw(ecw) ((1 << (ecw)) - 1) 157 158 struct hostapd_config *conf; 159 struct hostapd_bss_config *bss; 160 const int aCWmin = 4, aCWmax = 10; 161 const struct hostapd_wmm_ac_params ac_bk = 162 { aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */ 163 const struct hostapd_wmm_ac_params ac_be = 164 { aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */ 165 const struct hostapd_wmm_ac_params ac_vi = /* video traffic */ 166 { aCWmin - 1, aCWmin, 2, 3008 / 32, 0 }; 167 const struct hostapd_wmm_ac_params ac_vo = /* voice traffic */ 168 { aCWmin - 2, aCWmin - 1, 2, 1504 / 32, 0 }; 169 const struct hostapd_tx_queue_params txq_bk = 170 { 7, ecw2cw(aCWmin), ecw2cw(aCWmax), 0 }; 171 const struct hostapd_tx_queue_params txq_be = 172 { 3, ecw2cw(aCWmin), 4 * (ecw2cw(aCWmin) + 1) - 1, 0}; 173 const struct hostapd_tx_queue_params txq_vi = 174 { 1, (ecw2cw(aCWmin) + 1) / 2 - 1, ecw2cw(aCWmin), 30}; 175 const struct hostapd_tx_queue_params txq_vo = 176 { 1, (ecw2cw(aCWmin) + 1) / 4 - 1, 177 (ecw2cw(aCWmin) + 1) / 2 - 1, 15}; 178 179 #undef ecw2cw 180 181 conf = os_zalloc(sizeof(*conf)); 182 bss = os_zalloc(sizeof(*bss)); 183 if (conf == NULL || bss == NULL) { 184 wpa_printf(MSG_ERROR, "Failed to allocate memory for " 185 "configuration data."); 186 os_free(conf); 187 os_free(bss); 188 return NULL; 189 } 190 conf->bss = os_calloc(1, sizeof(struct hostapd_bss_config *)); 191 if (conf->bss == NULL) { 192 os_free(conf); 193 os_free(bss); 194 return NULL; 195 } 196 conf->bss[0] = bss; 197 198 bss->radius = os_zalloc(sizeof(*bss->radius)); 199 if (bss->radius == NULL) { 200 os_free(conf->bss); 201 os_free(conf); 202 os_free(bss); 203 return NULL; 204 } 205 206 hostapd_config_defaults_bss(bss); 207 208 conf->num_bss = 1; 209 210 conf->beacon_int = 100; 211 conf->rts_threshold = -2; /* use driver default: 2347 */ 212 conf->fragm_threshold = -2; /* user driver default: 2346 */ 213 /* Set to invalid value means do not add Power Constraint IE */ 214 conf->local_pwr_constraint = -1; 215 216 conf->wmm_ac_params[0] = ac_be; 217 conf->wmm_ac_params[1] = ac_bk; 218 conf->wmm_ac_params[2] = ac_vi; 219 conf->wmm_ac_params[3] = ac_vo; 220 221 conf->tx_queue[0] = txq_vo; 222 conf->tx_queue[1] = txq_vi; 223 conf->tx_queue[2] = txq_be; 224 conf->tx_queue[3] = txq_bk; 225 226 conf->ht_capab = HT_CAP_INFO_SMPS_DISABLED; 227 228 conf->ap_table_max_size = 255; 229 conf->ap_table_expiration_time = 60; 230 conf->track_sta_max_age = 180; 231 232 #ifdef CONFIG_TESTING_OPTIONS 233 conf->ignore_probe_probability = 0.0; 234 conf->ignore_auth_probability = 0.0; 235 conf->ignore_assoc_probability = 0.0; 236 conf->ignore_reassoc_probability = 0.0; 237 conf->corrupt_gtk_rekey_mic_probability = 0.0; 238 conf->ecsa_ie_only = 0; 239 #endif /* CONFIG_TESTING_OPTIONS */ 240 241 conf->acs = 0; 242 conf->acs_ch_list.num = 0; 243 #ifdef CONFIG_ACS 244 conf->acs_num_scans = 5; 245 #endif /* CONFIG_ACS */ 246 247 #ifdef CONFIG_IEEE80211AX 248 conf->he_op.he_rts_threshold = HE_OPERATION_RTS_THRESHOLD_MASK >> 249 HE_OPERATION_RTS_THRESHOLD_OFFSET; 250 /* Set default basic MCS/NSS set to single stream MCS 0-7 */ 251 conf->he_op.he_basic_mcs_nss_set = 0xfffc; 252 #endif /* CONFIG_IEEE80211AX */ 253 254 /* The third octet of the country string uses an ASCII space character 255 * by default to indicate that the regulations encompass all 256 * environments for the current frequency band in the country. */ 257 conf->country[2] = ' '; 258 259 conf->rssi_reject_assoc_rssi = 0; 260 conf->rssi_reject_assoc_timeout = 30; 261 262 #ifdef CONFIG_AIRTIME_POLICY 263 conf->airtime_update_interval = AIRTIME_DEFAULT_UPDATE_INTERVAL; 264 #endif /* CONFIG_AIRTIME_POLICY */ 265 266 return conf; 267 } 268 269 270 int hostapd_mac_comp(const void *a, const void *b) 271 { 272 return os_memcmp(a, b, sizeof(macaddr)); 273 } 274 275 276 static int hostapd_config_read_wpa_psk(const char *fname, 277 struct hostapd_ssid *ssid) 278 { 279 FILE *f; 280 char buf[128], *pos; 281 const char *keyid; 282 char *context; 283 char *context2; 284 char *token; 285 char *name; 286 char *value; 287 int line = 0, ret = 0, len, ok; 288 u8 addr[ETH_ALEN]; 289 struct hostapd_wpa_psk *psk; 290 291 if (!fname) 292 return 0; 293 294 f = fopen(fname, "r"); 295 if (!f) { 296 wpa_printf(MSG_ERROR, "WPA PSK file '%s' not found.", fname); 297 return -1; 298 } 299 300 while (fgets(buf, sizeof(buf), f)) { 301 int vlan_id = 0; 302 303 line++; 304 305 if (buf[0] == '#') 306 continue; 307 pos = buf; 308 while (*pos != '\0') { 309 if (*pos == '\n') { 310 *pos = '\0'; 311 break; 312 } 313 pos++; 314 } 315 if (buf[0] == '\0') 316 continue; 317 318 context = NULL; 319 keyid = NULL; 320 while ((token = str_token(buf, " ", &context))) { 321 if (!os_strchr(token, '=')) 322 break; 323 context2 = NULL; 324 name = str_token(token, "=", &context2); 325 if (!name) 326 break; 327 value = str_token(token, "", &context2); 328 if (!value) 329 value = ""; 330 if (!os_strcmp(name, "keyid")) { 331 keyid = value; 332 } else if (!os_strcmp(name, "vlanid")) { 333 vlan_id = atoi(value); 334 } else { 335 wpa_printf(MSG_ERROR, 336 "Unrecognized '%s=%s' on line %d in '%s'", 337 name, value, line, fname); 338 ret = -1; 339 break; 340 } 341 } 342 343 if (ret == -1) 344 break; 345 346 if (!token) 347 token = ""; 348 if (hwaddr_aton(token, addr)) { 349 wpa_printf(MSG_ERROR, "Invalid MAC address '%s' on " 350 "line %d in '%s'", token, line, fname); 351 ret = -1; 352 break; 353 } 354 355 psk = os_zalloc(sizeof(*psk)); 356 if (psk == NULL) { 357 wpa_printf(MSG_ERROR, "WPA PSK allocation failed"); 358 ret = -1; 359 break; 360 } 361 psk->vlan_id = vlan_id; 362 if (is_zero_ether_addr(addr)) 363 psk->group = 1; 364 else 365 os_memcpy(psk->addr, addr, ETH_ALEN); 366 367 pos = str_token(buf, "", &context); 368 if (!pos) { 369 wpa_printf(MSG_ERROR, "No PSK on line %d in '%s'", 370 line, fname); 371 os_free(psk); 372 ret = -1; 373 break; 374 } 375 376 ok = 0; 377 len = os_strlen(pos); 378 if (len == 64 && hexstr2bin(pos, psk->psk, PMK_LEN) == 0) 379 ok = 1; 380 else if (len >= 8 && len < 64) { 381 pbkdf2_sha1(pos, ssid->ssid, ssid->ssid_len, 382 4096, psk->psk, PMK_LEN); 383 ok = 1; 384 } 385 if (!ok) { 386 wpa_printf(MSG_ERROR, "Invalid PSK '%s' on line %d in " 387 "'%s'", pos, line, fname); 388 os_free(psk); 389 ret = -1; 390 break; 391 } 392 393 if (keyid) { 394 len = os_strlcpy(psk->keyid, keyid, sizeof(psk->keyid)); 395 if ((size_t) len >= sizeof(psk->keyid)) { 396 wpa_printf(MSG_ERROR, 397 "PSK keyid too long on line %d in '%s'", 398 line, fname); 399 os_free(psk); 400 ret = -1; 401 break; 402 } 403 } 404 405 psk->next = ssid->wpa_psk; 406 ssid->wpa_psk = psk; 407 } 408 409 fclose(f); 410 411 return ret; 412 } 413 414 415 static int hostapd_derive_psk(struct hostapd_ssid *ssid) 416 { 417 ssid->wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk)); 418 if (ssid->wpa_psk == NULL) { 419 wpa_printf(MSG_ERROR, "Unable to alloc space for PSK"); 420 return -1; 421 } 422 wpa_hexdump_ascii(MSG_DEBUG, "SSID", 423 (u8 *) ssid->ssid, ssid->ssid_len); 424 wpa_hexdump_ascii_key(MSG_DEBUG, "PSK (ASCII passphrase)", 425 (u8 *) ssid->wpa_passphrase, 426 os_strlen(ssid->wpa_passphrase)); 427 pbkdf2_sha1(ssid->wpa_passphrase, 428 ssid->ssid, ssid->ssid_len, 429 4096, ssid->wpa_psk->psk, PMK_LEN); 430 wpa_hexdump_key(MSG_DEBUG, "PSK (from passphrase)", 431 ssid->wpa_psk->psk, PMK_LEN); 432 return 0; 433 } 434 435 436 int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf) 437 { 438 struct hostapd_ssid *ssid = &conf->ssid; 439 440 if (ssid->wpa_passphrase != NULL) { 441 if (ssid->wpa_psk != NULL) { 442 wpa_printf(MSG_DEBUG, "Using pre-configured WPA PSK " 443 "instead of passphrase"); 444 } else { 445 wpa_printf(MSG_DEBUG, "Deriving WPA PSK based on " 446 "passphrase"); 447 if (hostapd_derive_psk(ssid) < 0) 448 return -1; 449 } 450 ssid->wpa_psk->group = 1; 451 } 452 453 return hostapd_config_read_wpa_psk(ssid->wpa_psk_file, &conf->ssid); 454 } 455 456 457 static void hostapd_config_free_radius(struct hostapd_radius_server *servers, 458 int num_servers) 459 { 460 int i; 461 462 for (i = 0; i < num_servers; i++) { 463 os_free(servers[i].shared_secret); 464 } 465 os_free(servers); 466 } 467 468 469 struct hostapd_radius_attr * 470 hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type) 471 { 472 for (; attr; attr = attr->next) { 473 if (attr->type == type) 474 return attr; 475 } 476 return NULL; 477 } 478 479 480 struct hostapd_radius_attr * hostapd_parse_radius_attr(const char *value) 481 { 482 const char *pos; 483 char syntax; 484 struct hostapd_radius_attr *attr; 485 size_t len; 486 487 attr = os_zalloc(sizeof(*attr)); 488 if (!attr) 489 return NULL; 490 491 attr->type = atoi(value); 492 493 pos = os_strchr(value, ':'); 494 if (!pos) { 495 attr->val = wpabuf_alloc(1); 496 if (!attr->val) { 497 os_free(attr); 498 return NULL; 499 } 500 wpabuf_put_u8(attr->val, 0); 501 return attr; 502 } 503 504 pos++; 505 if (pos[0] == '\0' || pos[1] != ':') { 506 os_free(attr); 507 return NULL; 508 } 509 syntax = *pos++; 510 pos++; 511 512 switch (syntax) { 513 case 's': 514 attr->val = wpabuf_alloc_copy(pos, os_strlen(pos)); 515 break; 516 case 'x': 517 len = os_strlen(pos); 518 if (len & 1) 519 break; 520 len /= 2; 521 attr->val = wpabuf_alloc(len); 522 if (!attr->val) 523 break; 524 if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) { 525 wpabuf_free(attr->val); 526 os_free(attr); 527 return NULL; 528 } 529 break; 530 case 'd': 531 attr->val = wpabuf_alloc(4); 532 if (attr->val) 533 wpabuf_put_be32(attr->val, atoi(pos)); 534 break; 535 default: 536 os_free(attr); 537 return NULL; 538 } 539 540 if (!attr->val) { 541 os_free(attr); 542 return NULL; 543 } 544 545 return attr; 546 } 547 548 549 void hostapd_config_free_radius_attr(struct hostapd_radius_attr *attr) 550 { 551 struct hostapd_radius_attr *prev; 552 553 while (attr) { 554 prev = attr; 555 attr = attr->next; 556 wpabuf_free(prev->val); 557 os_free(prev); 558 } 559 } 560 561 562 void hostapd_config_free_eap_user(struct hostapd_eap_user *user) 563 { 564 hostapd_config_free_radius_attr(user->accept_attr); 565 os_free(user->identity); 566 bin_clear_free(user->password, user->password_len); 567 bin_clear_free(user->salt, user->salt_len); 568 os_free(user); 569 } 570 571 572 void hostapd_config_free_eap_users(struct hostapd_eap_user *user) 573 { 574 struct hostapd_eap_user *prev_user; 575 576 while (user) { 577 prev_user = user; 578 user = user->next; 579 hostapd_config_free_eap_user(prev_user); 580 } 581 } 582 583 584 static void hostapd_config_free_wep(struct hostapd_wep_keys *keys) 585 { 586 int i; 587 for (i = 0; i < NUM_WEP_KEYS; i++) { 588 bin_clear_free(keys->key[i], keys->len[i]); 589 keys->key[i] = NULL; 590 } 591 } 592 593 594 void hostapd_config_clear_wpa_psk(struct hostapd_wpa_psk **l) 595 { 596 struct hostapd_wpa_psk *psk, *tmp; 597 598 for (psk = *l; psk;) { 599 tmp = psk; 600 psk = psk->next; 601 bin_clear_free(tmp, sizeof(*tmp)); 602 } 603 *l = NULL; 604 } 605 606 607 static void hostapd_config_free_anqp_elem(struct hostapd_bss_config *conf) 608 { 609 struct anqp_element *elem; 610 611 while ((elem = dl_list_first(&conf->anqp_elem, struct anqp_element, 612 list))) { 613 dl_list_del(&elem->list); 614 wpabuf_free(elem->payload); 615 os_free(elem); 616 } 617 } 618 619 620 static void hostapd_config_free_fils_realms(struct hostapd_bss_config *conf) 621 { 622 #ifdef CONFIG_FILS 623 struct fils_realm *realm; 624 625 while ((realm = dl_list_first(&conf->fils_realms, struct fils_realm, 626 list))) { 627 dl_list_del(&realm->list); 628 os_free(realm); 629 } 630 #endif /* CONFIG_FILS */ 631 } 632 633 634 static void hostapd_config_free_sae_passwords(struct hostapd_bss_config *conf) 635 { 636 struct sae_password_entry *pw, *tmp; 637 638 pw = conf->sae_passwords; 639 conf->sae_passwords = NULL; 640 while (pw) { 641 tmp = pw; 642 pw = pw->next; 643 str_clear_free(tmp->password); 644 os_free(tmp->identifier); 645 os_free(tmp); 646 } 647 } 648 649 650 #ifdef CONFIG_DPP2 651 static void hostapd_dpp_controller_conf_free(struct dpp_controller_conf *conf) 652 { 653 struct dpp_controller_conf *prev; 654 655 while (conf) { 656 prev = conf; 657 conf = conf->next; 658 os_free(prev); 659 } 660 } 661 #endif /* CONFIG_DPP2 */ 662 663 664 void hostapd_config_free_bss(struct hostapd_bss_config *conf) 665 { 666 #if defined(CONFIG_WPS) || defined(CONFIG_HS20) 667 size_t i; 668 #endif 669 670 if (conf == NULL) 671 return; 672 673 hostapd_config_clear_wpa_psk(&conf->ssid.wpa_psk); 674 675 str_clear_free(conf->ssid.wpa_passphrase); 676 os_free(conf->ssid.wpa_psk_file); 677 hostapd_config_free_wep(&conf->ssid.wep); 678 #ifdef CONFIG_FULL_DYNAMIC_VLAN 679 os_free(conf->ssid.vlan_tagged_interface); 680 #endif /* CONFIG_FULL_DYNAMIC_VLAN */ 681 682 hostapd_config_free_eap_users(conf->eap_user); 683 os_free(conf->eap_user_sqlite); 684 685 os_free(conf->eap_req_id_text); 686 os_free(conf->erp_domain); 687 os_free(conf->accept_mac); 688 os_free(conf->deny_mac); 689 os_free(conf->nas_identifier); 690 if (conf->radius) { 691 hostapd_config_free_radius(conf->radius->auth_servers, 692 conf->radius->num_auth_servers); 693 hostapd_config_free_radius(conf->radius->acct_servers, 694 conf->radius->num_acct_servers); 695 } 696 hostapd_config_free_radius_attr(conf->radius_auth_req_attr); 697 hostapd_config_free_radius_attr(conf->radius_acct_req_attr); 698 os_free(conf->radius_req_attr_sqlite); 699 os_free(conf->rsn_preauth_interfaces); 700 os_free(conf->ctrl_interface); 701 os_free(conf->ca_cert); 702 os_free(conf->server_cert); 703 os_free(conf->server_cert2); 704 os_free(conf->private_key); 705 os_free(conf->private_key2); 706 os_free(conf->private_key_passwd); 707 os_free(conf->private_key_passwd2); 708 os_free(conf->check_cert_subject); 709 os_free(conf->ocsp_stapling_response); 710 os_free(conf->ocsp_stapling_response_multi); 711 os_free(conf->dh_file); 712 os_free(conf->openssl_ciphers); 713 os_free(conf->openssl_ecdh_curves); 714 os_free(conf->pac_opaque_encr_key); 715 os_free(conf->eap_fast_a_id); 716 os_free(conf->eap_fast_a_id_info); 717 os_free(conf->eap_sim_db); 718 os_free(conf->radius_server_clients); 719 os_free(conf->radius); 720 os_free(conf->radius_das_shared_secret); 721 hostapd_config_free_vlan(conf); 722 os_free(conf->time_zone); 723 724 #ifdef CONFIG_IEEE80211R_AP 725 { 726 struct ft_remote_r0kh *r0kh, *r0kh_prev; 727 struct ft_remote_r1kh *r1kh, *r1kh_prev; 728 729 r0kh = conf->r0kh_list; 730 conf->r0kh_list = NULL; 731 while (r0kh) { 732 r0kh_prev = r0kh; 733 r0kh = r0kh->next; 734 os_free(r0kh_prev); 735 } 736 737 r1kh = conf->r1kh_list; 738 conf->r1kh_list = NULL; 739 while (r1kh) { 740 r1kh_prev = r1kh; 741 r1kh = r1kh->next; 742 os_free(r1kh_prev); 743 } 744 } 745 #endif /* CONFIG_IEEE80211R_AP */ 746 747 #ifdef CONFIG_WPS 748 os_free(conf->wps_pin_requests); 749 os_free(conf->device_name); 750 os_free(conf->manufacturer); 751 os_free(conf->model_name); 752 os_free(conf->model_number); 753 os_free(conf->serial_number); 754 os_free(conf->config_methods); 755 os_free(conf->ap_pin); 756 os_free(conf->extra_cred); 757 os_free(conf->ap_settings); 758 hostapd_config_clear_wpa_psk(&conf->multi_ap_backhaul_ssid.wpa_psk); 759 str_clear_free(conf->multi_ap_backhaul_ssid.wpa_passphrase); 760 os_free(conf->upnp_iface); 761 os_free(conf->friendly_name); 762 os_free(conf->manufacturer_url); 763 os_free(conf->model_description); 764 os_free(conf->model_url); 765 os_free(conf->upc); 766 for (i = 0; i < MAX_WPS_VENDOR_EXTENSIONS; i++) 767 wpabuf_free(conf->wps_vendor_ext[i]); 768 wpabuf_free(conf->wps_nfc_dh_pubkey); 769 wpabuf_free(conf->wps_nfc_dh_privkey); 770 wpabuf_free(conf->wps_nfc_dev_pw); 771 #endif /* CONFIG_WPS */ 772 773 os_free(conf->roaming_consortium); 774 os_free(conf->venue_name); 775 os_free(conf->venue_url); 776 os_free(conf->nai_realm_data); 777 os_free(conf->network_auth_type); 778 os_free(conf->anqp_3gpp_cell_net); 779 os_free(conf->domain_name); 780 hostapd_config_free_anqp_elem(conf); 781 782 #ifdef CONFIG_RADIUS_TEST 783 os_free(conf->dump_msk_file); 784 #endif /* CONFIG_RADIUS_TEST */ 785 786 #ifdef CONFIG_HS20 787 os_free(conf->hs20_oper_friendly_name); 788 os_free(conf->hs20_wan_metrics); 789 os_free(conf->hs20_connection_capability); 790 os_free(conf->hs20_operating_class); 791 os_free(conf->hs20_icons); 792 if (conf->hs20_osu_providers) { 793 for (i = 0; i < conf->hs20_osu_providers_count; i++) { 794 struct hs20_osu_provider *p; 795 size_t j; 796 p = &conf->hs20_osu_providers[i]; 797 os_free(p->friendly_name); 798 os_free(p->server_uri); 799 os_free(p->method_list); 800 for (j = 0; j < p->icons_count; j++) 801 os_free(p->icons[j]); 802 os_free(p->icons); 803 os_free(p->osu_nai); 804 os_free(p->osu_nai2); 805 os_free(p->service_desc); 806 } 807 os_free(conf->hs20_osu_providers); 808 } 809 if (conf->hs20_operator_icon) { 810 for (i = 0; i < conf->hs20_operator_icon_count; i++) 811 os_free(conf->hs20_operator_icon[i]); 812 os_free(conf->hs20_operator_icon); 813 } 814 os_free(conf->subscr_remediation_url); 815 os_free(conf->hs20_sim_provisioning_url); 816 os_free(conf->t_c_filename); 817 os_free(conf->t_c_server_url); 818 #endif /* CONFIG_HS20 */ 819 820 wpabuf_free(conf->vendor_elements); 821 wpabuf_free(conf->assocresp_elements); 822 823 os_free(conf->sae_groups); 824 #ifdef CONFIG_OWE 825 os_free(conf->owe_groups); 826 #endif /* CONFIG_OWE */ 827 828 os_free(conf->wowlan_triggers); 829 830 os_free(conf->server_id); 831 832 #ifdef CONFIG_TESTING_OPTIONS 833 wpabuf_free(conf->own_ie_override); 834 wpabuf_free(conf->sae_commit_override); 835 #endif /* CONFIG_TESTING_OPTIONS */ 836 837 os_free(conf->no_probe_resp_if_seen_on); 838 os_free(conf->no_auth_if_seen_on); 839 840 hostapd_config_free_fils_realms(conf); 841 842 #ifdef CONFIG_DPP 843 os_free(conf->dpp_connector); 844 wpabuf_free(conf->dpp_netaccesskey); 845 wpabuf_free(conf->dpp_csign); 846 #ifdef CONFIG_DPP2 847 hostapd_dpp_controller_conf_free(conf->dpp_controller); 848 #endif /* CONFIG_DPP2 */ 849 #endif /* CONFIG_DPP */ 850 851 hostapd_config_free_sae_passwords(conf); 852 853 #ifdef CONFIG_AIRTIME_POLICY 854 { 855 struct airtime_sta_weight *wt, *wt_prev; 856 857 wt = conf->airtime_weight_list; 858 conf->airtime_weight_list = NULL; 859 while (wt) { 860 wt_prev = wt; 861 wt = wt->next; 862 os_free(wt_prev); 863 } 864 } 865 #endif /* CONFIG_AIRTIME_POLICY */ 866 867 os_free(conf); 868 } 869 870 871 /** 872 * hostapd_config_free - Free hostapd configuration 873 * @conf: Configuration data from hostapd_config_read(). 874 */ 875 void hostapd_config_free(struct hostapd_config *conf) 876 { 877 size_t i; 878 879 if (conf == NULL) 880 return; 881 882 for (i = 0; i < conf->num_bss; i++) 883 hostapd_config_free_bss(conf->bss[i]); 884 os_free(conf->bss); 885 os_free(conf->supported_rates); 886 os_free(conf->basic_rates); 887 os_free(conf->acs_ch_list.range); 888 os_free(conf->driver_params); 889 #ifdef CONFIG_ACS 890 os_free(conf->acs_chan_bias); 891 #endif /* CONFIG_ACS */ 892 wpabuf_free(conf->lci); 893 wpabuf_free(conf->civic); 894 895 os_free(conf); 896 } 897 898 899 /** 900 * hostapd_maclist_found - Find a MAC address from a list 901 * @list: MAC address list 902 * @num_entries: Number of addresses in the list 903 * @addr: Address to search for 904 * @vlan_id: Buffer for returning VLAN ID or %NULL if not needed 905 * Returns: 1 if address is in the list or 0 if not. 906 * 907 * Perform a binary search for given MAC address from a pre-sorted list. 908 */ 909 int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries, 910 const u8 *addr, struct vlan_description *vlan_id) 911 { 912 int start, end, middle, res; 913 914 start = 0; 915 end = num_entries - 1; 916 917 while (start <= end) { 918 middle = (start + end) / 2; 919 res = os_memcmp(list[middle].addr, addr, ETH_ALEN); 920 if (res == 0) { 921 if (vlan_id) 922 *vlan_id = list[middle].vlan_id; 923 return 1; 924 } 925 if (res < 0) 926 start = middle + 1; 927 else 928 end = middle - 1; 929 } 930 931 return 0; 932 } 933 934 935 int hostapd_rate_found(int *list, int rate) 936 { 937 int i; 938 939 if (list == NULL) 940 return 0; 941 942 for (i = 0; list[i] >= 0; i++) 943 if (list[i] == rate) 944 return 1; 945 946 return 0; 947 } 948 949 950 int hostapd_vlan_valid(struct hostapd_vlan *vlan, 951 struct vlan_description *vlan_desc) 952 { 953 struct hostapd_vlan *v = vlan; 954 int i; 955 956 if (!vlan_desc->notempty || vlan_desc->untagged < 0 || 957 vlan_desc->untagged > MAX_VLAN_ID) 958 return 0; 959 for (i = 0; i < MAX_NUM_TAGGED_VLAN; i++) { 960 if (vlan_desc->tagged[i] < 0 || 961 vlan_desc->tagged[i] > MAX_VLAN_ID) 962 return 0; 963 } 964 if (!vlan_desc->untagged && !vlan_desc->tagged[0]) 965 return 0; 966 967 while (v) { 968 if (!vlan_compare(&v->vlan_desc, vlan_desc) || 969 v->vlan_id == VLAN_ID_WILDCARD) 970 return 1; 971 v = v->next; 972 } 973 return 0; 974 } 975 976 977 const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan, int vlan_id) 978 { 979 struct hostapd_vlan *v = vlan; 980 while (v) { 981 if (v->vlan_id == vlan_id) 982 return v->ifname; 983 v = v->next; 984 } 985 return NULL; 986 } 987 988 989 const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf, 990 const u8 *addr, const u8 *p2p_dev_addr, 991 const u8 *prev_psk, int *vlan_id) 992 { 993 struct hostapd_wpa_psk *psk; 994 int next_ok = prev_psk == NULL; 995 996 if (vlan_id) 997 *vlan_id = 0; 998 999 if (p2p_dev_addr && !is_zero_ether_addr(p2p_dev_addr)) { 1000 wpa_printf(MSG_DEBUG, "Searching a PSK for " MACSTR 1001 " p2p_dev_addr=" MACSTR " prev_psk=%p", 1002 MAC2STR(addr), MAC2STR(p2p_dev_addr), prev_psk); 1003 addr = NULL; /* Use P2P Device Address for matching */ 1004 } else { 1005 wpa_printf(MSG_DEBUG, "Searching a PSK for " MACSTR 1006 " prev_psk=%p", 1007 MAC2STR(addr), prev_psk); 1008 } 1009 1010 for (psk = conf->ssid.wpa_psk; psk != NULL; psk = psk->next) { 1011 if (next_ok && 1012 (psk->group || 1013 (addr && os_memcmp(psk->addr, addr, ETH_ALEN) == 0) || 1014 (!addr && p2p_dev_addr && 1015 os_memcmp(psk->p2p_dev_addr, p2p_dev_addr, ETH_ALEN) == 1016 0))) { 1017 if (vlan_id) 1018 *vlan_id = psk->vlan_id; 1019 return psk->psk; 1020 } 1021 1022 if (psk->psk == prev_psk) 1023 next_ok = 1; 1024 } 1025 1026 return NULL; 1027 } 1028 1029 1030 static int hostapd_config_check_bss(struct hostapd_bss_config *bss, 1031 struct hostapd_config *conf, 1032 int full_config) 1033 { 1034 if (full_config && bss->ieee802_1x && !bss->eap_server && 1035 !bss->radius->auth_servers) { 1036 wpa_printf(MSG_ERROR, "Invalid IEEE 802.1X configuration (no " 1037 "EAP authenticator configured)."); 1038 return -1; 1039 } 1040 1041 if (bss->wpa) { 1042 int wep, i; 1043 1044 wep = bss->default_wep_key_len > 0 || 1045 bss->individual_wep_key_len > 0; 1046 for (i = 0; i < NUM_WEP_KEYS; i++) { 1047 if (bss->ssid.wep.keys_set) { 1048 wep = 1; 1049 break; 1050 } 1051 } 1052 1053 if (wep) { 1054 wpa_printf(MSG_ERROR, "WEP configuration in a WPA network is not supported"); 1055 return -1; 1056 } 1057 } 1058 1059 if (full_config && bss->wpa && 1060 bss->wpa_psk_radius != PSK_RADIUS_IGNORED && 1061 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) { 1062 wpa_printf(MSG_ERROR, "WPA-PSK using RADIUS enabled, but no " 1063 "RADIUS checking (macaddr_acl=2) enabled."); 1064 return -1; 1065 } 1066 1067 if (full_config && bss->wpa && (bss->wpa_key_mgmt & WPA_KEY_MGMT_PSK) && 1068 bss->ssid.wpa_psk == NULL && bss->ssid.wpa_passphrase == NULL && 1069 bss->ssid.wpa_psk_file == NULL && 1070 (bss->wpa_psk_radius != PSK_RADIUS_REQUIRED || 1071 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH)) { 1072 wpa_printf(MSG_ERROR, "WPA-PSK enabled, but PSK or passphrase " 1073 "is not configured."); 1074 return -1; 1075 } 1076 1077 if (full_config && !is_zero_ether_addr(bss->bssid)) { 1078 size_t i; 1079 1080 for (i = 0; i < conf->num_bss; i++) { 1081 if (conf->bss[i] != bss && 1082 (hostapd_mac_comp(conf->bss[i]->bssid, 1083 bss->bssid) == 0)) { 1084 wpa_printf(MSG_ERROR, "Duplicate BSSID " MACSTR 1085 " on interface '%s' and '%s'.", 1086 MAC2STR(bss->bssid), 1087 conf->bss[i]->iface, bss->iface); 1088 return -1; 1089 } 1090 } 1091 } 1092 1093 #ifdef CONFIG_IEEE80211R_AP 1094 if (full_config && wpa_key_mgmt_ft(bss->wpa_key_mgmt) && 1095 (bss->nas_identifier == NULL || 1096 os_strlen(bss->nas_identifier) < 1 || 1097 os_strlen(bss->nas_identifier) > FT_R0KH_ID_MAX_LEN)) { 1098 wpa_printf(MSG_ERROR, "FT (IEEE 802.11r) requires " 1099 "nas_identifier to be configured as a 1..48 octet " 1100 "string"); 1101 return -1; 1102 } 1103 #endif /* CONFIG_IEEE80211R_AP */ 1104 1105 #ifdef CONFIG_IEEE80211N 1106 if (full_config && conf->ieee80211n && 1107 conf->hw_mode == HOSTAPD_MODE_IEEE80211B) { 1108 bss->disable_11n = 1; 1109 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) in 11b mode is not " 1110 "allowed, disabling HT capabilities"); 1111 } 1112 1113 if (full_config && conf->ieee80211n && 1114 bss->ssid.security_policy == SECURITY_STATIC_WEP) { 1115 bss->disable_11n = 1; 1116 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WEP is not " 1117 "allowed, disabling HT capabilities"); 1118 } 1119 1120 if (full_config && conf->ieee80211n && bss->wpa && 1121 !(bss->wpa_pairwise & WPA_CIPHER_CCMP) && 1122 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | 1123 WPA_CIPHER_CCMP_256 | WPA_CIPHER_GCMP_256))) 1124 { 1125 bss->disable_11n = 1; 1126 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WPA/WPA2 " 1127 "requires CCMP/GCMP to be enabled, disabling HT " 1128 "capabilities"); 1129 } 1130 #endif /* CONFIG_IEEE80211N */ 1131 1132 #ifdef CONFIG_IEEE80211AC 1133 if (full_config && conf->ieee80211ac && 1134 bss->ssid.security_policy == SECURITY_STATIC_WEP) { 1135 bss->disable_11ac = 1; 1136 wpa_printf(MSG_ERROR, 1137 "VHT (IEEE 802.11ac) with WEP is not allowed, disabling VHT capabilities"); 1138 } 1139 1140 if (full_config && conf->ieee80211ac && bss->wpa && 1141 !(bss->wpa_pairwise & WPA_CIPHER_CCMP) && 1142 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | 1143 WPA_CIPHER_CCMP_256 | WPA_CIPHER_GCMP_256))) 1144 { 1145 bss->disable_11ac = 1; 1146 wpa_printf(MSG_ERROR, 1147 "VHT (IEEE 802.11ac) with WPA/WPA2 requires CCMP/GCMP to be enabled, disabling VHT capabilities"); 1148 } 1149 #endif /* CONFIG_IEEE80211AC */ 1150 1151 #ifdef CONFIG_WPS 1152 if (full_config && bss->wps_state && bss->ignore_broadcast_ssid) { 1153 wpa_printf(MSG_INFO, "WPS: ignore_broadcast_ssid " 1154 "configuration forced WPS to be disabled"); 1155 bss->wps_state = 0; 1156 } 1157 1158 if (full_config && bss->wps_state && 1159 bss->ssid.wep.keys_set && bss->wpa == 0) { 1160 wpa_printf(MSG_INFO, "WPS: WEP configuration forced WPS to be " 1161 "disabled"); 1162 bss->wps_state = 0; 1163 } 1164 1165 if (full_config && bss->wps_state && bss->wpa && 1166 (!(bss->wpa & 2) || 1167 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | 1168 WPA_CIPHER_CCMP_256 | 1169 WPA_CIPHER_GCMP_256)))) { 1170 wpa_printf(MSG_INFO, "WPS: WPA/TKIP configuration without " 1171 "WPA2/CCMP/GCMP forced WPS to be disabled"); 1172 bss->wps_state = 0; 1173 } 1174 #endif /* CONFIG_WPS */ 1175 1176 #ifdef CONFIG_HS20 1177 if (full_config && bss->hs20 && 1178 (!(bss->wpa & 2) || 1179 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | 1180 WPA_CIPHER_CCMP_256 | 1181 WPA_CIPHER_GCMP_256)))) { 1182 wpa_printf(MSG_ERROR, "HS 2.0: WPA2-Enterprise/CCMP " 1183 "configuration is required for Hotspot 2.0 " 1184 "functionality"); 1185 return -1; 1186 } 1187 #endif /* CONFIG_HS20 */ 1188 1189 #ifdef CONFIG_MBO 1190 if (full_config && bss->mbo_enabled && (bss->wpa & 2) && 1191 bss->ieee80211w == NO_MGMT_FRAME_PROTECTION) { 1192 wpa_printf(MSG_ERROR, 1193 "MBO: PMF needs to be enabled whenever using WPA2 with MBO"); 1194 return -1; 1195 } 1196 #endif /* CONFIG_MBO */ 1197 1198 #ifdef CONFIG_OCV 1199 if (full_config && bss->ieee80211w == NO_MGMT_FRAME_PROTECTION && 1200 bss->ocv) { 1201 wpa_printf(MSG_ERROR, 1202 "OCV: PMF needs to be enabled whenever using OCV"); 1203 return -1; 1204 } 1205 #endif /* CONFIG_OCV */ 1206 1207 return 0; 1208 } 1209 1210 1211 static int hostapd_config_check_cw(struct hostapd_config *conf, int queue) 1212 { 1213 int tx_cwmin = conf->tx_queue[queue].cwmin; 1214 int tx_cwmax = conf->tx_queue[queue].cwmax; 1215 int ac_cwmin = conf->wmm_ac_params[queue].cwmin; 1216 int ac_cwmax = conf->wmm_ac_params[queue].cwmax; 1217 1218 if (tx_cwmin > tx_cwmax) { 1219 wpa_printf(MSG_ERROR, 1220 "Invalid TX queue cwMin/cwMax values. cwMin(%d) greater than cwMax(%d)", 1221 tx_cwmin, tx_cwmax); 1222 return -1; 1223 } 1224 if (ac_cwmin > ac_cwmax) { 1225 wpa_printf(MSG_ERROR, 1226 "Invalid WMM AC cwMin/cwMax values. cwMin(%d) greater than cwMax(%d)", 1227 ac_cwmin, ac_cwmax); 1228 return -1; 1229 } 1230 return 0; 1231 } 1232 1233 1234 int hostapd_config_check(struct hostapd_config *conf, int full_config) 1235 { 1236 size_t i; 1237 1238 if (full_config && conf->ieee80211d && 1239 (!conf->country[0] || !conf->country[1])) { 1240 wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11d without " 1241 "setting the country_code"); 1242 return -1; 1243 } 1244 1245 if (full_config && conf->ieee80211h && !conf->ieee80211d) { 1246 wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11h without " 1247 "IEEE 802.11d enabled"); 1248 return -1; 1249 } 1250 1251 if (full_config && conf->local_pwr_constraint != -1 && 1252 !conf->ieee80211d) { 1253 wpa_printf(MSG_ERROR, "Cannot add Power Constraint element without Country element"); 1254 return -1; 1255 } 1256 1257 if (full_config && conf->spectrum_mgmt_required && 1258 conf->local_pwr_constraint == -1) { 1259 wpa_printf(MSG_ERROR, "Cannot set Spectrum Management bit without Country and Power Constraint elements"); 1260 return -1; 1261 } 1262 1263 #ifdef CONFIG_AIRTIME_POLICY 1264 if (full_config && conf->airtime_mode > AIRTIME_MODE_STATIC && 1265 !conf->airtime_update_interval) { 1266 wpa_printf(MSG_ERROR, "Airtime update interval cannot be zero"); 1267 return -1; 1268 } 1269 #endif /* CONFIG_AIRTIME_POLICY */ 1270 for (i = 0; i < NUM_TX_QUEUES; i++) { 1271 if (hostapd_config_check_cw(conf, i)) 1272 return -1; 1273 } 1274 1275 for (i = 0; i < conf->num_bss; i++) { 1276 if (hostapd_config_check_bss(conf->bss[i], conf, full_config)) 1277 return -1; 1278 } 1279 1280 return 0; 1281 } 1282 1283 1284 void hostapd_set_security_params(struct hostapd_bss_config *bss, 1285 int full_config) 1286 { 1287 if (bss->individual_wep_key_len == 0) { 1288 /* individual keys are not use; can use key idx0 for 1289 * broadcast keys */ 1290 bss->broadcast_key_idx_min = 0; 1291 } 1292 1293 if ((bss->wpa & 2) && bss->rsn_pairwise == 0) 1294 bss->rsn_pairwise = bss->wpa_pairwise; 1295 if (bss->group_cipher) 1296 bss->wpa_group = bss->group_cipher; 1297 else 1298 bss->wpa_group = wpa_select_ap_group_cipher(bss->wpa, 1299 bss->wpa_pairwise, 1300 bss->rsn_pairwise); 1301 if (!bss->wpa_group_rekey_set) 1302 bss->wpa_group_rekey = bss->wpa_group == WPA_CIPHER_TKIP ? 1303 600 : 86400; 1304 1305 if (full_config) { 1306 bss->radius->auth_server = bss->radius->auth_servers; 1307 bss->radius->acct_server = bss->radius->acct_servers; 1308 } 1309 1310 if (bss->wpa && bss->ieee802_1x) { 1311 bss->ssid.security_policy = SECURITY_WPA; 1312 } else if (bss->wpa) { 1313 bss->ssid.security_policy = SECURITY_WPA_PSK; 1314 } else if (bss->ieee802_1x) { 1315 int cipher = WPA_CIPHER_NONE; 1316 bss->ssid.security_policy = SECURITY_IEEE_802_1X; 1317 bss->ssid.wep.default_len = bss->default_wep_key_len; 1318 if (full_config && bss->default_wep_key_len) { 1319 cipher = bss->default_wep_key_len >= 13 ? 1320 WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40; 1321 } else if (full_config && bss->ssid.wep.keys_set) { 1322 if (bss->ssid.wep.len[0] >= 13) 1323 cipher = WPA_CIPHER_WEP104; 1324 else 1325 cipher = WPA_CIPHER_WEP40; 1326 } 1327 bss->wpa_group = cipher; 1328 bss->wpa_pairwise = cipher; 1329 bss->rsn_pairwise = cipher; 1330 if (full_config) 1331 bss->wpa_key_mgmt = WPA_KEY_MGMT_IEEE8021X_NO_WPA; 1332 } else if (bss->ssid.wep.keys_set) { 1333 int cipher = WPA_CIPHER_WEP40; 1334 if (bss->ssid.wep.len[0] >= 13) 1335 cipher = WPA_CIPHER_WEP104; 1336 bss->ssid.security_policy = SECURITY_STATIC_WEP; 1337 bss->wpa_group = cipher; 1338 bss->wpa_pairwise = cipher; 1339 bss->rsn_pairwise = cipher; 1340 if (full_config) 1341 bss->wpa_key_mgmt = WPA_KEY_MGMT_NONE; 1342 } else if (bss->osen) { 1343 bss->ssid.security_policy = SECURITY_OSEN; 1344 bss->wpa_group = WPA_CIPHER_CCMP; 1345 bss->wpa_pairwise = 0; 1346 bss->rsn_pairwise = WPA_CIPHER_CCMP; 1347 } else { 1348 bss->ssid.security_policy = SECURITY_PLAINTEXT; 1349 if (full_config) { 1350 bss->wpa_group = WPA_CIPHER_NONE; 1351 bss->wpa_pairwise = WPA_CIPHER_NONE; 1352 bss->rsn_pairwise = WPA_CIPHER_NONE; 1353 bss->wpa_key_mgmt = WPA_KEY_MGMT_NONE; 1354 } 1355 } 1356 } 1357 1358 1359 int hostapd_sae_pw_id_in_use(struct hostapd_bss_config *conf) 1360 { 1361 int with_id = 0, without_id = 0; 1362 struct sae_password_entry *pw; 1363 1364 if (conf->ssid.wpa_passphrase) 1365 without_id = 1; 1366 1367 for (pw = conf->sae_passwords; pw; pw = pw->next) { 1368 if (pw->identifier) 1369 with_id = 1; 1370 else 1371 without_id = 1; 1372 if (with_id && without_id) 1373 break; 1374 } 1375 1376 if (with_id && !without_id) 1377 return 2; 1378 return with_id; 1379 } 1380