1 /* 2 * hostapd / Configuration file parser 3 * Copyright (c) 2003-2009, Jouni Malinen <j@w1.fi> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Alternatively, this software may be distributed under the terms of BSD 10 * license. 11 * 12 * See README and COPYING for more details. 13 */ 14 15 #include "utils/includes.h" 16 #ifndef CONFIG_NATIVE_WINDOWS 17 #include <grp.h> 18 #endif /* CONFIG_NATIVE_WINDOWS */ 19 20 #include "utils/common.h" 21 #include "utils/uuid.h" 22 #include "common/ieee802_11_defs.h" 23 #include "drivers/driver.h" 24 #include "eap_server/eap.h" 25 #include "radius/radius_client.h" 26 #include "ap/wpa_auth.h" 27 #include "ap/ap_config.h" 28 #include "config_file.h" 29 30 31 extern struct wpa_driver_ops *wpa_drivers[]; 32 33 34 #ifndef CONFIG_NO_VLAN 35 static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss, 36 const char *fname) 37 { 38 FILE *f; 39 char buf[128], *pos, *pos2; 40 int line = 0, vlan_id; 41 struct hostapd_vlan *vlan; 42 43 f = fopen(fname, "r"); 44 if (!f) { 45 wpa_printf(MSG_ERROR, "VLAN file '%s' not readable.", fname); 46 return -1; 47 } 48 49 while (fgets(buf, sizeof(buf), f)) { 50 line++; 51 52 if (buf[0] == '#') 53 continue; 54 pos = buf; 55 while (*pos != '\0') { 56 if (*pos == '\n') { 57 *pos = '\0'; 58 break; 59 } 60 pos++; 61 } 62 if (buf[0] == '\0') 63 continue; 64 65 if (buf[0] == '*') { 66 vlan_id = VLAN_ID_WILDCARD; 67 pos = buf + 1; 68 } else { 69 vlan_id = strtol(buf, &pos, 10); 70 if (buf == pos || vlan_id < 1 || 71 vlan_id > MAX_VLAN_ID) { 72 wpa_printf(MSG_ERROR, "Invalid VLAN ID at " 73 "line %d in '%s'", line, fname); 74 fclose(f); 75 return -1; 76 } 77 } 78 79 while (*pos == ' ' || *pos == '\t') 80 pos++; 81 pos2 = pos; 82 while (*pos2 != ' ' && *pos2 != '\t' && *pos2 != '\0') 83 pos2++; 84 *pos2 = '\0'; 85 if (*pos == '\0' || os_strlen(pos) > IFNAMSIZ) { 86 wpa_printf(MSG_ERROR, "Invalid VLAN ifname at line %d " 87 "in '%s'", line, fname); 88 fclose(f); 89 return -1; 90 } 91 92 vlan = os_malloc(sizeof(*vlan)); 93 if (vlan == NULL) { 94 wpa_printf(MSG_ERROR, "Out of memory while reading " 95 "VLAN interfaces from '%s'", fname); 96 fclose(f); 97 return -1; 98 } 99 100 os_memset(vlan, 0, sizeof(*vlan)); 101 vlan->vlan_id = vlan_id; 102 os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname)); 103 if (bss->vlan_tail) 104 bss->vlan_tail->next = vlan; 105 else 106 bss->vlan = vlan; 107 bss->vlan_tail = vlan; 108 } 109 110 fclose(f); 111 112 return 0; 113 } 114 #endif /* CONFIG_NO_VLAN */ 115 116 117 static int hostapd_acl_comp(const void *a, const void *b) 118 { 119 const struct mac_acl_entry *aa = a; 120 const struct mac_acl_entry *bb = b; 121 return os_memcmp(aa->addr, bb->addr, sizeof(macaddr)); 122 } 123 124 125 static int hostapd_config_read_maclist(const char *fname, 126 struct mac_acl_entry **acl, int *num) 127 { 128 FILE *f; 129 char buf[128], *pos; 130 int line = 0; 131 u8 addr[ETH_ALEN]; 132 struct mac_acl_entry *newacl; 133 int vlan_id; 134 135 if (!fname) 136 return 0; 137 138 f = fopen(fname, "r"); 139 if (!f) { 140 wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname); 141 return -1; 142 } 143 144 while (fgets(buf, sizeof(buf), f)) { 145 line++; 146 147 if (buf[0] == '#') 148 continue; 149 pos = buf; 150 while (*pos != '\0') { 151 if (*pos == '\n') { 152 *pos = '\0'; 153 break; 154 } 155 pos++; 156 } 157 if (buf[0] == '\0') 158 continue; 159 160 if (hwaddr_aton(buf, addr)) { 161 wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at " 162 "line %d in '%s'", buf, line, fname); 163 fclose(f); 164 return -1; 165 } 166 167 vlan_id = 0; 168 pos = buf; 169 while (*pos != '\0' && *pos != ' ' && *pos != '\t') 170 pos++; 171 while (*pos == ' ' || *pos == '\t') 172 pos++; 173 if (*pos != '\0') 174 vlan_id = atoi(pos); 175 176 newacl = os_realloc(*acl, (*num + 1) * sizeof(**acl)); 177 if (newacl == NULL) { 178 wpa_printf(MSG_ERROR, "MAC list reallocation failed"); 179 fclose(f); 180 return -1; 181 } 182 183 *acl = newacl; 184 os_memcpy((*acl)[*num].addr, addr, ETH_ALEN); 185 (*acl)[*num].vlan_id = vlan_id; 186 (*num)++; 187 } 188 189 fclose(f); 190 191 qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp); 192 193 return 0; 194 } 195 196 197 #ifdef EAP_SERVER 198 static int hostapd_config_read_eap_user(const char *fname, 199 struct hostapd_bss_config *conf) 200 { 201 FILE *f; 202 char buf[512], *pos, *start, *pos2; 203 int line = 0, ret = 0, num_methods; 204 struct hostapd_eap_user *user, *tail = NULL; 205 206 if (!fname) 207 return 0; 208 209 f = fopen(fname, "r"); 210 if (!f) { 211 wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname); 212 return -1; 213 } 214 215 /* Lines: "user" METHOD,METHOD2 "password" (password optional) */ 216 while (fgets(buf, sizeof(buf), f)) { 217 line++; 218 219 if (buf[0] == '#') 220 continue; 221 pos = buf; 222 while (*pos != '\0') { 223 if (*pos == '\n') { 224 *pos = '\0'; 225 break; 226 } 227 pos++; 228 } 229 if (buf[0] == '\0') 230 continue; 231 232 user = NULL; 233 234 if (buf[0] != '"' && buf[0] != '*') { 235 wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in " 236 "start) on line %d in '%s'", line, fname); 237 goto failed; 238 } 239 240 user = os_zalloc(sizeof(*user)); 241 if (user == NULL) { 242 wpa_printf(MSG_ERROR, "EAP user allocation failed"); 243 goto failed; 244 } 245 user->force_version = -1; 246 247 if (buf[0] == '*') { 248 pos = buf; 249 } else { 250 pos = buf + 1; 251 start = pos; 252 while (*pos != '"' && *pos != '\0') 253 pos++; 254 if (*pos == '\0') { 255 wpa_printf(MSG_ERROR, "Invalid EAP identity " 256 "(no \" in end) on line %d in '%s'", 257 line, fname); 258 goto failed; 259 } 260 261 user->identity = os_malloc(pos - start); 262 if (user->identity == NULL) { 263 wpa_printf(MSG_ERROR, "Failed to allocate " 264 "memory for EAP identity"); 265 goto failed; 266 } 267 os_memcpy(user->identity, start, pos - start); 268 user->identity_len = pos - start; 269 270 if (pos[0] == '"' && pos[1] == '*') { 271 user->wildcard_prefix = 1; 272 pos++; 273 } 274 } 275 pos++; 276 while (*pos == ' ' || *pos == '\t') 277 pos++; 278 279 if (*pos == '\0') { 280 wpa_printf(MSG_ERROR, "No EAP method on line %d in " 281 "'%s'", line, fname); 282 goto failed; 283 } 284 285 start = pos; 286 while (*pos != ' ' && *pos != '\t' && *pos != '\0') 287 pos++; 288 if (*pos == '\0') { 289 pos = NULL; 290 } else { 291 *pos = '\0'; 292 pos++; 293 } 294 num_methods = 0; 295 while (*start) { 296 char *pos3 = os_strchr(start, ','); 297 if (pos3) { 298 *pos3++ = '\0'; 299 } 300 user->methods[num_methods].method = 301 eap_server_get_type( 302 start, 303 &user->methods[num_methods].vendor); 304 if (user->methods[num_methods].vendor == 305 EAP_VENDOR_IETF && 306 user->methods[num_methods].method == EAP_TYPE_NONE) 307 { 308 if (os_strcmp(start, "TTLS-PAP") == 0) { 309 user->ttls_auth |= EAP_TTLS_AUTH_PAP; 310 goto skip_eap; 311 } 312 if (os_strcmp(start, "TTLS-CHAP") == 0) { 313 user->ttls_auth |= EAP_TTLS_AUTH_CHAP; 314 goto skip_eap; 315 } 316 if (os_strcmp(start, "TTLS-MSCHAP") == 0) { 317 user->ttls_auth |= 318 EAP_TTLS_AUTH_MSCHAP; 319 goto skip_eap; 320 } 321 if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) { 322 user->ttls_auth |= 323 EAP_TTLS_AUTH_MSCHAPV2; 324 goto skip_eap; 325 } 326 wpa_printf(MSG_ERROR, "Unsupported EAP type " 327 "'%s' on line %d in '%s'", 328 start, line, fname); 329 goto failed; 330 } 331 332 num_methods++; 333 if (num_methods >= EAP_USER_MAX_METHODS) 334 break; 335 skip_eap: 336 if (pos3 == NULL) 337 break; 338 start = pos3; 339 } 340 if (num_methods == 0 && user->ttls_auth == 0) { 341 wpa_printf(MSG_ERROR, "No EAP types configured on " 342 "line %d in '%s'", line, fname); 343 goto failed; 344 } 345 346 if (pos == NULL) 347 goto done; 348 349 while (*pos == ' ' || *pos == '\t') 350 pos++; 351 if (*pos == '\0') 352 goto done; 353 354 if (os_strncmp(pos, "[ver=0]", 7) == 0) { 355 user->force_version = 0; 356 goto done; 357 } 358 359 if (os_strncmp(pos, "[ver=1]", 7) == 0) { 360 user->force_version = 1; 361 goto done; 362 } 363 364 if (os_strncmp(pos, "[2]", 3) == 0) { 365 user->phase2 = 1; 366 goto done; 367 } 368 369 if (*pos == '"') { 370 pos++; 371 start = pos; 372 while (*pos != '"' && *pos != '\0') 373 pos++; 374 if (*pos == '\0') { 375 wpa_printf(MSG_ERROR, "Invalid EAP password " 376 "(no \" in end) on line %d in '%s'", 377 line, fname); 378 goto failed; 379 } 380 381 user->password = os_malloc(pos - start); 382 if (user->password == NULL) { 383 wpa_printf(MSG_ERROR, "Failed to allocate " 384 "memory for EAP password"); 385 goto failed; 386 } 387 os_memcpy(user->password, start, pos - start); 388 user->password_len = pos - start; 389 390 pos++; 391 } else if (os_strncmp(pos, "hash:", 5) == 0) { 392 pos += 5; 393 pos2 = pos; 394 while (*pos2 != '\0' && *pos2 != ' ' && 395 *pos2 != '\t' && *pos2 != '#') 396 pos2++; 397 if (pos2 - pos != 32) { 398 wpa_printf(MSG_ERROR, "Invalid password hash " 399 "on line %d in '%s'", line, fname); 400 goto failed; 401 } 402 user->password = os_malloc(16); 403 if (user->password == NULL) { 404 wpa_printf(MSG_ERROR, "Failed to allocate " 405 "memory for EAP password hash"); 406 goto failed; 407 } 408 if (hexstr2bin(pos, user->password, 16) < 0) { 409 wpa_printf(MSG_ERROR, "Invalid hash password " 410 "on line %d in '%s'", line, fname); 411 goto failed; 412 } 413 user->password_len = 16; 414 user->password_hash = 1; 415 pos = pos2; 416 } else { 417 pos2 = pos; 418 while (*pos2 != '\0' && *pos2 != ' ' && 419 *pos2 != '\t' && *pos2 != '#') 420 pos2++; 421 if ((pos2 - pos) & 1) { 422 wpa_printf(MSG_ERROR, "Invalid hex password " 423 "on line %d in '%s'", line, fname); 424 goto failed; 425 } 426 user->password = os_malloc((pos2 - pos) / 2); 427 if (user->password == NULL) { 428 wpa_printf(MSG_ERROR, "Failed to allocate " 429 "memory for EAP password"); 430 goto failed; 431 } 432 if (hexstr2bin(pos, user->password, 433 (pos2 - pos) / 2) < 0) { 434 wpa_printf(MSG_ERROR, "Invalid hex password " 435 "on line %d in '%s'", line, fname); 436 goto failed; 437 } 438 user->password_len = (pos2 - pos) / 2; 439 pos = pos2; 440 } 441 442 while (*pos == ' ' || *pos == '\t') 443 pos++; 444 if (os_strncmp(pos, "[2]", 3) == 0) { 445 user->phase2 = 1; 446 } 447 448 done: 449 if (tail == NULL) { 450 tail = conf->eap_user = user; 451 } else { 452 tail->next = user; 453 tail = user; 454 } 455 continue; 456 457 failed: 458 if (user) { 459 os_free(user->password); 460 os_free(user->identity); 461 os_free(user); 462 } 463 ret = -1; 464 break; 465 } 466 467 fclose(f); 468 469 return ret; 470 } 471 #endif /* EAP_SERVER */ 472 473 474 #ifndef CONFIG_NO_RADIUS 475 static int 476 hostapd_config_read_radius_addr(struct hostapd_radius_server **server, 477 int *num_server, const char *val, int def_port, 478 struct hostapd_radius_server **curr_serv) 479 { 480 struct hostapd_radius_server *nserv; 481 int ret; 482 static int server_index = 1; 483 484 nserv = os_realloc(*server, (*num_server + 1) * sizeof(*nserv)); 485 if (nserv == NULL) 486 return -1; 487 488 *server = nserv; 489 nserv = &nserv[*num_server]; 490 (*num_server)++; 491 (*curr_serv) = nserv; 492 493 os_memset(nserv, 0, sizeof(*nserv)); 494 nserv->port = def_port; 495 ret = hostapd_parse_ip_addr(val, &nserv->addr); 496 nserv->index = server_index++; 497 498 return ret; 499 } 500 #endif /* CONFIG_NO_RADIUS */ 501 502 503 static int hostapd_config_parse_key_mgmt(int line, const char *value) 504 { 505 int val = 0, last; 506 char *start, *end, *buf; 507 508 buf = os_strdup(value); 509 if (buf == NULL) 510 return -1; 511 start = buf; 512 513 while (*start != '\0') { 514 while (*start == ' ' || *start == '\t') 515 start++; 516 if (*start == '\0') 517 break; 518 end = start; 519 while (*end != ' ' && *end != '\t' && *end != '\0') 520 end++; 521 last = *end == '\0'; 522 *end = '\0'; 523 if (os_strcmp(start, "WPA-PSK") == 0) 524 val |= WPA_KEY_MGMT_PSK; 525 else if (os_strcmp(start, "WPA-EAP") == 0) 526 val |= WPA_KEY_MGMT_IEEE8021X; 527 #ifdef CONFIG_IEEE80211R 528 else if (os_strcmp(start, "FT-PSK") == 0) 529 val |= WPA_KEY_MGMT_FT_PSK; 530 else if (os_strcmp(start, "FT-EAP") == 0) 531 val |= WPA_KEY_MGMT_FT_IEEE8021X; 532 #endif /* CONFIG_IEEE80211R */ 533 #ifdef CONFIG_IEEE80211W 534 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0) 535 val |= WPA_KEY_MGMT_PSK_SHA256; 536 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0) 537 val |= WPA_KEY_MGMT_IEEE8021X_SHA256; 538 #endif /* CONFIG_IEEE80211W */ 539 else { 540 wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'", 541 line, start); 542 os_free(buf); 543 return -1; 544 } 545 546 if (last) 547 break; 548 start = end + 1; 549 } 550 551 os_free(buf); 552 if (val == 0) { 553 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values " 554 "configured.", line); 555 return -1; 556 } 557 558 return val; 559 } 560 561 562 static int hostapd_config_parse_cipher(int line, const char *value) 563 { 564 int val = 0, last; 565 char *start, *end, *buf; 566 567 buf = os_strdup(value); 568 if (buf == NULL) 569 return -1; 570 start = buf; 571 572 while (*start != '\0') { 573 while (*start == ' ' || *start == '\t') 574 start++; 575 if (*start == '\0') 576 break; 577 end = start; 578 while (*end != ' ' && *end != '\t' && *end != '\0') 579 end++; 580 last = *end == '\0'; 581 *end = '\0'; 582 if (os_strcmp(start, "CCMP") == 0) 583 val |= WPA_CIPHER_CCMP; 584 else if (os_strcmp(start, "TKIP") == 0) 585 val |= WPA_CIPHER_TKIP; 586 else if (os_strcmp(start, "WEP104") == 0) 587 val |= WPA_CIPHER_WEP104; 588 else if (os_strcmp(start, "WEP40") == 0) 589 val |= WPA_CIPHER_WEP40; 590 else if (os_strcmp(start, "NONE") == 0) 591 val |= WPA_CIPHER_NONE; 592 else { 593 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.", 594 line, start); 595 os_free(buf); 596 return -1; 597 } 598 599 if (last) 600 break; 601 start = end + 1; 602 } 603 os_free(buf); 604 605 if (val == 0) { 606 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.", 607 line); 608 return -1; 609 } 610 return val; 611 } 612 613 614 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx, 615 char *val) 616 { 617 size_t len = os_strlen(val); 618 619 if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL) 620 return -1; 621 622 if (val[0] == '"') { 623 if (len < 2 || val[len - 1] != '"') 624 return -1; 625 len -= 2; 626 wep->key[keyidx] = os_malloc(len); 627 if (wep->key[keyidx] == NULL) 628 return -1; 629 os_memcpy(wep->key[keyidx], val + 1, len); 630 wep->len[keyidx] = len; 631 } else { 632 if (len & 1) 633 return -1; 634 len /= 2; 635 wep->key[keyidx] = os_malloc(len); 636 if (wep->key[keyidx] == NULL) 637 return -1; 638 wep->len[keyidx] = len; 639 if (hexstr2bin(val, wep->key[keyidx], len) < 0) 640 return -1; 641 } 642 643 wep->keys_set++; 644 645 return 0; 646 } 647 648 649 static int hostapd_parse_rates(int **rate_list, char *val) 650 { 651 int *list; 652 int count; 653 char *pos, *end; 654 655 os_free(*rate_list); 656 *rate_list = NULL; 657 658 pos = val; 659 count = 0; 660 while (*pos != '\0') { 661 if (*pos == ' ') 662 count++; 663 pos++; 664 } 665 666 list = os_malloc(sizeof(int) * (count + 2)); 667 if (list == NULL) 668 return -1; 669 pos = val; 670 count = 0; 671 while (*pos != '\0') { 672 end = os_strchr(pos, ' '); 673 if (end) 674 *end = '\0'; 675 676 list[count++] = atoi(pos); 677 if (!end) 678 break; 679 pos = end + 1; 680 } 681 list[count] = -1; 682 683 *rate_list = list; 684 return 0; 685 } 686 687 688 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname) 689 { 690 struct hostapd_bss_config *bss; 691 692 if (*ifname == '\0') 693 return -1; 694 695 bss = os_realloc(conf->bss, (conf->num_bss + 1) * 696 sizeof(struct hostapd_bss_config)); 697 if (bss == NULL) { 698 wpa_printf(MSG_ERROR, "Failed to allocate memory for " 699 "multi-BSS entry"); 700 return -1; 701 } 702 conf->bss = bss; 703 704 bss = &(conf->bss[conf->num_bss]); 705 os_memset(bss, 0, sizeof(*bss)); 706 bss->radius = os_zalloc(sizeof(*bss->radius)); 707 if (bss->radius == NULL) { 708 wpa_printf(MSG_ERROR, "Failed to allocate memory for " 709 "multi-BSS RADIUS data"); 710 return -1; 711 } 712 713 conf->num_bss++; 714 conf->last_bss = bss; 715 716 hostapd_config_defaults_bss(bss); 717 os_strlcpy(bss->iface, ifname, sizeof(bss->iface)); 718 os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1); 719 720 return 0; 721 } 722 723 724 /* convert floats with one decimal place to value*10 int, i.e., 725 * "1.5" will return 15 */ 726 static int hostapd_config_read_int10(const char *value) 727 { 728 int i, d; 729 char *pos; 730 731 i = atoi(value); 732 pos = os_strchr(value, '.'); 733 d = 0; 734 if (pos) { 735 pos++; 736 if (*pos >= '0' && *pos <= '9') 737 d = *pos - '0'; 738 } 739 740 return i * 10 + d; 741 } 742 743 744 static int valid_cw(int cw) 745 { 746 return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 || 747 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023); 748 } 749 750 751 enum { 752 IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */ 753 IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */ 754 IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */ 755 IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */ 756 }; 757 758 static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name, 759 char *val) 760 { 761 int num; 762 char *pos; 763 struct hostapd_tx_queue_params *queue; 764 765 /* skip 'tx_queue_' prefix */ 766 pos = name + 9; 767 if (os_strncmp(pos, "data", 4) == 0 && 768 pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') { 769 num = pos[4] - '0'; 770 pos += 6; 771 } else if (os_strncmp(pos, "after_beacon_", 13) == 0 || 772 os_strncmp(pos, "beacon_", 7) == 0) { 773 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name); 774 return 0; 775 } else { 776 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos); 777 return -1; 778 } 779 780 if (num >= NUM_TX_QUEUES) { 781 /* for backwards compatibility, do not trigger failure */ 782 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name); 783 return 0; 784 } 785 786 queue = &conf->tx_queue[num]; 787 788 if (os_strcmp(pos, "aifs") == 0) { 789 queue->aifs = atoi(val); 790 if (queue->aifs < 0 || queue->aifs > 255) { 791 wpa_printf(MSG_ERROR, "Invalid AIFS value %d", 792 queue->aifs); 793 return -1; 794 } 795 } else if (os_strcmp(pos, "cwmin") == 0) { 796 queue->cwmin = atoi(val); 797 if (!valid_cw(queue->cwmin)) { 798 wpa_printf(MSG_ERROR, "Invalid cwMin value %d", 799 queue->cwmin); 800 return -1; 801 } 802 } else if (os_strcmp(pos, "cwmax") == 0) { 803 queue->cwmax = atoi(val); 804 if (!valid_cw(queue->cwmax)) { 805 wpa_printf(MSG_ERROR, "Invalid cwMax value %d", 806 queue->cwmax); 807 return -1; 808 } 809 } else if (os_strcmp(pos, "burst") == 0) { 810 queue->burst = hostapd_config_read_int10(val); 811 } else { 812 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos); 813 return -1; 814 } 815 816 return 0; 817 } 818 819 820 static int hostapd_config_wmm_ac(struct hostapd_config *conf, char *name, 821 char *val) 822 { 823 int num, v; 824 char *pos; 825 struct hostapd_wmm_ac_params *ac; 826 827 /* skip 'wme_ac_' or 'wmm_ac_' prefix */ 828 pos = name + 7; 829 if (os_strncmp(pos, "be_", 3) == 0) { 830 num = 0; 831 pos += 3; 832 } else if (os_strncmp(pos, "bk_", 3) == 0) { 833 num = 1; 834 pos += 3; 835 } else if (os_strncmp(pos, "vi_", 3) == 0) { 836 num = 2; 837 pos += 3; 838 } else if (os_strncmp(pos, "vo_", 3) == 0) { 839 num = 3; 840 pos += 3; 841 } else { 842 wpa_printf(MSG_ERROR, "Unknown WMM name '%s'", pos); 843 return -1; 844 } 845 846 ac = &conf->wmm_ac_params[num]; 847 848 if (os_strcmp(pos, "aifs") == 0) { 849 v = atoi(val); 850 if (v < 1 || v > 255) { 851 wpa_printf(MSG_ERROR, "Invalid AIFS value %d", v); 852 return -1; 853 } 854 ac->aifs = v; 855 } else if (os_strcmp(pos, "cwmin") == 0) { 856 v = atoi(val); 857 if (v < 0 || v > 12) { 858 wpa_printf(MSG_ERROR, "Invalid cwMin value %d", v); 859 return -1; 860 } 861 ac->cwmin = v; 862 } else if (os_strcmp(pos, "cwmax") == 0) { 863 v = atoi(val); 864 if (v < 0 || v > 12) { 865 wpa_printf(MSG_ERROR, "Invalid cwMax value %d", v); 866 return -1; 867 } 868 ac->cwmax = v; 869 } else if (os_strcmp(pos, "txop_limit") == 0) { 870 v = atoi(val); 871 if (v < 0 || v > 0xffff) { 872 wpa_printf(MSG_ERROR, "Invalid txop value %d", v); 873 return -1; 874 } 875 ac->txop_limit = v; 876 } else if (os_strcmp(pos, "acm") == 0) { 877 v = atoi(val); 878 if (v < 0 || v > 1) { 879 wpa_printf(MSG_ERROR, "Invalid acm value %d", v); 880 return -1; 881 } 882 ac->admission_control_mandatory = v; 883 } else { 884 wpa_printf(MSG_ERROR, "Unknown wmm_ac_ field '%s'", pos); 885 return -1; 886 } 887 888 return 0; 889 } 890 891 892 #ifdef CONFIG_IEEE80211R 893 static int add_r0kh(struct hostapd_bss_config *bss, char *value) 894 { 895 struct ft_remote_r0kh *r0kh; 896 char *pos, *next; 897 898 r0kh = os_zalloc(sizeof(*r0kh)); 899 if (r0kh == NULL) 900 return -1; 901 902 /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */ 903 pos = value; 904 next = os_strchr(pos, ' '); 905 if (next) 906 *next++ = '\0'; 907 if (next == NULL || hwaddr_aton(pos, r0kh->addr)) { 908 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos); 909 os_free(r0kh); 910 return -1; 911 } 912 913 pos = next; 914 next = os_strchr(pos, ' '); 915 if (next) 916 *next++ = '\0'; 917 if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) { 918 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos); 919 os_free(r0kh); 920 return -1; 921 } 922 r0kh->id_len = next - pos - 1; 923 os_memcpy(r0kh->id, pos, r0kh->id_len); 924 925 pos = next; 926 if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) { 927 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos); 928 os_free(r0kh); 929 return -1; 930 } 931 932 r0kh->next = bss->r0kh_list; 933 bss->r0kh_list = r0kh; 934 935 return 0; 936 } 937 938 939 static int add_r1kh(struct hostapd_bss_config *bss, char *value) 940 { 941 struct ft_remote_r1kh *r1kh; 942 char *pos, *next; 943 944 r1kh = os_zalloc(sizeof(*r1kh)); 945 if (r1kh == NULL) 946 return -1; 947 948 /* 02:01:02:03:04:05 02:01:02:03:04:05 949 * 000102030405060708090a0b0c0d0e0f */ 950 pos = value; 951 next = os_strchr(pos, ' '); 952 if (next) 953 *next++ = '\0'; 954 if (next == NULL || hwaddr_aton(pos, r1kh->addr)) { 955 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos); 956 os_free(r1kh); 957 return -1; 958 } 959 960 pos = next; 961 next = os_strchr(pos, ' '); 962 if (next) 963 *next++ = '\0'; 964 if (next == NULL || hwaddr_aton(pos, r1kh->id)) { 965 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos); 966 os_free(r1kh); 967 return -1; 968 } 969 970 pos = next; 971 if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) { 972 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos); 973 os_free(r1kh); 974 return -1; 975 } 976 977 r1kh->next = bss->r1kh_list; 978 bss->r1kh_list = r1kh; 979 980 return 0; 981 } 982 #endif /* CONFIG_IEEE80211R */ 983 984 985 #ifdef CONFIG_IEEE80211N 986 static int hostapd_config_ht_capab(struct hostapd_config *conf, 987 const char *capab) 988 { 989 if (os_strstr(capab, "[LDPC]")) 990 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP; 991 if (os_strstr(capab, "[HT40-]")) { 992 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; 993 conf->secondary_channel = -1; 994 } 995 if (os_strstr(capab, "[HT40+]")) { 996 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; 997 conf->secondary_channel = 1; 998 } 999 if (os_strstr(capab, "[SMPS-STATIC]")) { 1000 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK; 1001 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC; 1002 } 1003 if (os_strstr(capab, "[SMPS-DYNAMIC]")) { 1004 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK; 1005 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC; 1006 } 1007 if (os_strstr(capab, "[GF]")) 1008 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD; 1009 if (os_strstr(capab, "[SHORT-GI-20]")) 1010 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ; 1011 if (os_strstr(capab, "[SHORT-GI-40]")) 1012 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ; 1013 if (os_strstr(capab, "[TX-STBC]")) 1014 conf->ht_capab |= HT_CAP_INFO_TX_STBC; 1015 if (os_strstr(capab, "[RX-STBC1]")) { 1016 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1017 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1; 1018 } 1019 if (os_strstr(capab, "[RX-STBC12]")) { 1020 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1021 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12; 1022 } 1023 if (os_strstr(capab, "[RX-STBC123]")) { 1024 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1025 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123; 1026 } 1027 if (os_strstr(capab, "[DELAYED-BA]")) 1028 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA; 1029 if (os_strstr(capab, "[MAX-AMSDU-7935]")) 1030 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE; 1031 if (os_strstr(capab, "[DSSS_CCK-40]")) 1032 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ; 1033 if (os_strstr(capab, "[PSMP]")) 1034 conf->ht_capab |= HT_CAP_INFO_PSMP_SUPP; 1035 if (os_strstr(capab, "[LSIG-TXOP-PROT]")) 1036 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT; 1037 1038 return 0; 1039 } 1040 #endif /* CONFIG_IEEE80211N */ 1041 1042 1043 static int hostapd_config_check_bss(struct hostapd_bss_config *bss, 1044 struct hostapd_config *conf) 1045 { 1046 if (bss->ieee802_1x && !bss->eap_server && 1047 !bss->radius->auth_servers) { 1048 wpa_printf(MSG_ERROR, "Invalid IEEE 802.1X configuration (no " 1049 "EAP authenticator configured)."); 1050 return -1; 1051 } 1052 1053 if (bss->wpa && (bss->wpa_key_mgmt & WPA_KEY_MGMT_PSK) && 1054 bss->ssid.wpa_psk == NULL && bss->ssid.wpa_passphrase == NULL && 1055 bss->ssid.wpa_psk_file == NULL) { 1056 wpa_printf(MSG_ERROR, "WPA-PSK enabled, but PSK or passphrase " 1057 "is not configured."); 1058 return -1; 1059 } 1060 1061 if (hostapd_mac_comp_empty(bss->bssid) != 0) { 1062 size_t i; 1063 1064 for (i = 0; i < conf->num_bss; i++) { 1065 if ((&conf->bss[i] != bss) && 1066 (hostapd_mac_comp(conf->bss[i].bssid, 1067 bss->bssid) == 0)) { 1068 wpa_printf(MSG_ERROR, "Duplicate BSSID " MACSTR 1069 " on interface '%s' and '%s'.", 1070 MAC2STR(bss->bssid), 1071 conf->bss[i].iface, bss->iface); 1072 return -1; 1073 } 1074 } 1075 } 1076 1077 #ifdef CONFIG_IEEE80211R 1078 if ((bss->wpa_key_mgmt & 1079 (WPA_KEY_MGMT_FT_PSK | WPA_KEY_MGMT_FT_IEEE8021X)) && 1080 (bss->nas_identifier == NULL || 1081 os_strlen(bss->nas_identifier) < 1 || 1082 os_strlen(bss->nas_identifier) > FT_R0KH_ID_MAX_LEN)) { 1083 wpa_printf(MSG_ERROR, "FT (IEEE 802.11r) requires " 1084 "nas_identifier to be configured as a 1..48 octet " 1085 "string"); 1086 return -1; 1087 } 1088 #endif /* CONFIG_IEEE80211R */ 1089 1090 #ifdef CONFIG_IEEE80211N 1091 if (conf->ieee80211n && 1092 bss->ssid.security_policy == SECURITY_STATIC_WEP) { 1093 bss->disable_11n = 1; 1094 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WEP is not " 1095 "allowed, disabling HT capabilities"); 1096 } 1097 1098 if (conf->ieee80211n && bss->wpa && 1099 !(bss->wpa_pairwise & WPA_CIPHER_CCMP) && 1100 !(bss->rsn_pairwise & WPA_CIPHER_CCMP)) { 1101 bss->disable_11n = 1; 1102 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WPA/WPA2 " 1103 "requires CCMP to be enabled, disabling HT " 1104 "capabilities"); 1105 } 1106 #endif /* CONFIG_IEEE80211N */ 1107 1108 #ifdef CONFIG_WPS2 1109 if (bss->wps_state && bss->ignore_broadcast_ssid) { 1110 wpa_printf(MSG_INFO, "WPS: ignore_broadcast_ssid " 1111 "configuration forced WPS to be disabled"); 1112 bss->wps_state = 0; 1113 } 1114 1115 if (bss->wps_state && bss->ssid.wep.keys_set && bss->wpa == 0) { 1116 wpa_printf(MSG_INFO, "WPS: WEP configuration forced WPS to be " 1117 "disabled"); 1118 bss->wps_state = 0; 1119 } 1120 #endif /* CONFIG_WPS2 */ 1121 1122 return 0; 1123 } 1124 1125 1126 static int hostapd_config_check(struct hostapd_config *conf) 1127 { 1128 size_t i; 1129 1130 if (conf->ieee80211d && (!conf->country[0] || !conf->country[1])) { 1131 wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11d without " 1132 "setting the country_code"); 1133 return -1; 1134 } 1135 1136 for (i = 0; i < conf->num_bss; i++) { 1137 if (hostapd_config_check_bss(&conf->bss[i], conf)) 1138 return -1; 1139 } 1140 1141 return 0; 1142 } 1143 1144 1145 #ifdef CONFIG_INTERWORKING 1146 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos, 1147 int line) 1148 { 1149 size_t len = os_strlen(pos); 1150 u8 oi[MAX_ROAMING_CONSORTIUM_LEN]; 1151 1152 struct hostapd_roaming_consortium *rc; 1153 1154 if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN || 1155 hexstr2bin(pos, oi, len / 2)) { 1156 wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium " 1157 "'%s'", line, pos); 1158 return -1; 1159 } 1160 len /= 2; 1161 1162 rc = os_realloc(bss->roaming_consortium, 1163 sizeof(struct hostapd_roaming_consortium) * 1164 (bss->roaming_consortium_count + 1)); 1165 if (rc == NULL) 1166 return -1; 1167 1168 os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len); 1169 rc[bss->roaming_consortium_count].len = len; 1170 1171 bss->roaming_consortium = rc; 1172 bss->roaming_consortium_count++; 1173 1174 return 0; 1175 } 1176 #endif /* CONFIG_INTERWORKING */ 1177 1178 1179 /** 1180 * hostapd_config_read - Read and parse a configuration file 1181 * @fname: Configuration file name (including path, if needed) 1182 * Returns: Allocated configuration data structure 1183 */ 1184 struct hostapd_config * hostapd_config_read(const char *fname) 1185 { 1186 struct hostapd_config *conf; 1187 struct hostapd_bss_config *bss; 1188 FILE *f; 1189 char buf[256], *pos; 1190 int line = 0; 1191 int errors = 0; 1192 int pairwise; 1193 size_t i; 1194 1195 f = fopen(fname, "r"); 1196 if (f == NULL) { 1197 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' " 1198 "for reading.", fname); 1199 return NULL; 1200 } 1201 1202 conf = hostapd_config_defaults(); 1203 if (conf == NULL) { 1204 fclose(f); 1205 return NULL; 1206 } 1207 1208 /* set default driver based on configuration */ 1209 conf->driver = wpa_drivers[0]; 1210 if (conf->driver == NULL) { 1211 wpa_printf(MSG_ERROR, "No driver wrappers registered!"); 1212 hostapd_config_free(conf); 1213 fclose(f); 1214 return NULL; 1215 } 1216 1217 bss = conf->last_bss = conf->bss; 1218 1219 while (fgets(buf, sizeof(buf), f)) { 1220 bss = conf->last_bss; 1221 line++; 1222 1223 if (buf[0] == '#') 1224 continue; 1225 pos = buf; 1226 while (*pos != '\0') { 1227 if (*pos == '\n') { 1228 *pos = '\0'; 1229 break; 1230 } 1231 pos++; 1232 } 1233 if (buf[0] == '\0') 1234 continue; 1235 1236 pos = os_strchr(buf, '='); 1237 if (pos == NULL) { 1238 wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'", 1239 line, buf); 1240 errors++; 1241 continue; 1242 } 1243 *pos = '\0'; 1244 pos++; 1245 1246 if (os_strcmp(buf, "interface") == 0) { 1247 os_strlcpy(conf->bss[0].iface, pos, 1248 sizeof(conf->bss[0].iface)); 1249 } else if (os_strcmp(buf, "bridge") == 0) { 1250 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge)); 1251 } else if (os_strcmp(buf, "wds_bridge") == 0) { 1252 os_strlcpy(bss->wds_bridge, pos, 1253 sizeof(bss->wds_bridge)); 1254 } else if (os_strcmp(buf, "driver") == 0) { 1255 int j; 1256 /* clear to get error below if setting is invalid */ 1257 conf->driver = NULL; 1258 for (j = 0; wpa_drivers[j]; j++) { 1259 if (os_strcmp(pos, wpa_drivers[j]->name) == 0) 1260 { 1261 conf->driver = wpa_drivers[j]; 1262 break; 1263 } 1264 } 1265 if (conf->driver == NULL) { 1266 wpa_printf(MSG_ERROR, "Line %d: invalid/" 1267 "unknown driver '%s'", line, pos); 1268 errors++; 1269 } 1270 } else if (os_strcmp(buf, "debug") == 0) { 1271 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' " 1272 "configuration variable is not used " 1273 "anymore", line); 1274 } else if (os_strcmp(buf, "logger_syslog_level") == 0) { 1275 bss->logger_syslog_level = atoi(pos); 1276 } else if (os_strcmp(buf, "logger_stdout_level") == 0) { 1277 bss->logger_stdout_level = atoi(pos); 1278 } else if (os_strcmp(buf, "logger_syslog") == 0) { 1279 bss->logger_syslog = atoi(pos); 1280 } else if (os_strcmp(buf, "logger_stdout") == 0) { 1281 bss->logger_stdout = atoi(pos); 1282 } else if (os_strcmp(buf, "dump_file") == 0) { 1283 bss->dump_log_name = os_strdup(pos); 1284 } else if (os_strcmp(buf, "ssid") == 0) { 1285 bss->ssid.ssid_len = os_strlen(pos); 1286 if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN || 1287 bss->ssid.ssid_len < 1) { 1288 wpa_printf(MSG_ERROR, "Line %d: invalid SSID " 1289 "'%s'", line, pos); 1290 errors++; 1291 } else { 1292 os_memcpy(bss->ssid.ssid, pos, 1293 bss->ssid.ssid_len); 1294 bss->ssid.ssid[bss->ssid.ssid_len] = '\0'; 1295 bss->ssid.ssid_set = 1; 1296 } 1297 } else if (os_strcmp(buf, "macaddr_acl") == 0) { 1298 bss->macaddr_acl = atoi(pos); 1299 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED && 1300 bss->macaddr_acl != DENY_UNLESS_ACCEPTED && 1301 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) { 1302 wpa_printf(MSG_ERROR, "Line %d: unknown " 1303 "macaddr_acl %d", 1304 line, bss->macaddr_acl); 1305 } 1306 } else if (os_strcmp(buf, "accept_mac_file") == 0) { 1307 if (hostapd_config_read_maclist(pos, &bss->accept_mac, 1308 &bss->num_accept_mac)) 1309 { 1310 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1311 "read accept_mac_file '%s'", 1312 line, pos); 1313 errors++; 1314 } 1315 } else if (os_strcmp(buf, "deny_mac_file") == 0) { 1316 if (hostapd_config_read_maclist(pos, &bss->deny_mac, 1317 &bss->num_deny_mac)) { 1318 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1319 "read deny_mac_file '%s'", 1320 line, pos); 1321 errors++; 1322 } 1323 } else if (os_strcmp(buf, "wds_sta") == 0) { 1324 bss->wds_sta = atoi(pos); 1325 } else if (os_strcmp(buf, "ap_isolate") == 0) { 1326 bss->isolate = atoi(pos); 1327 } else if (os_strcmp(buf, "ap_max_inactivity") == 0) { 1328 bss->ap_max_inactivity = atoi(pos); 1329 } else if (os_strcmp(buf, "country_code") == 0) { 1330 os_memcpy(conf->country, pos, 2); 1331 /* FIX: make this configurable */ 1332 conf->country[2] = ' '; 1333 } else if (os_strcmp(buf, "ieee80211d") == 0) { 1334 conf->ieee80211d = atoi(pos); 1335 } else if (os_strcmp(buf, "ieee8021x") == 0) { 1336 bss->ieee802_1x = atoi(pos); 1337 } else if (os_strcmp(buf, "eapol_version") == 0) { 1338 bss->eapol_version = atoi(pos); 1339 if (bss->eapol_version < 1 || 1340 bss->eapol_version > 2) { 1341 wpa_printf(MSG_ERROR, "Line %d: invalid EAPOL " 1342 "version (%d): '%s'.", 1343 line, bss->eapol_version, pos); 1344 errors++; 1345 } else 1346 wpa_printf(MSG_DEBUG, "eapol_version=%d", 1347 bss->eapol_version); 1348 #ifdef EAP_SERVER 1349 } else if (os_strcmp(buf, "eap_authenticator") == 0) { 1350 bss->eap_server = atoi(pos); 1351 wpa_printf(MSG_ERROR, "Line %d: obsolete " 1352 "eap_authenticator used; this has been " 1353 "renamed to eap_server", line); 1354 } else if (os_strcmp(buf, "eap_server") == 0) { 1355 bss->eap_server = atoi(pos); 1356 } else if (os_strcmp(buf, "eap_user_file") == 0) { 1357 if (hostapd_config_read_eap_user(pos, bss)) 1358 errors++; 1359 } else if (os_strcmp(buf, "ca_cert") == 0) { 1360 os_free(bss->ca_cert); 1361 bss->ca_cert = os_strdup(pos); 1362 } else if (os_strcmp(buf, "server_cert") == 0) { 1363 os_free(bss->server_cert); 1364 bss->server_cert = os_strdup(pos); 1365 } else if (os_strcmp(buf, "private_key") == 0) { 1366 os_free(bss->private_key); 1367 bss->private_key = os_strdup(pos); 1368 } else if (os_strcmp(buf, "private_key_passwd") == 0) { 1369 os_free(bss->private_key_passwd); 1370 bss->private_key_passwd = os_strdup(pos); 1371 } else if (os_strcmp(buf, "check_crl") == 0) { 1372 bss->check_crl = atoi(pos); 1373 } else if (os_strcmp(buf, "dh_file") == 0) { 1374 os_free(bss->dh_file); 1375 bss->dh_file = os_strdup(pos); 1376 } else if (os_strcmp(buf, "fragment_size") == 0) { 1377 bss->fragment_size = atoi(pos); 1378 #ifdef EAP_SERVER_FAST 1379 } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) { 1380 os_free(bss->pac_opaque_encr_key); 1381 bss->pac_opaque_encr_key = os_malloc(16); 1382 if (bss->pac_opaque_encr_key == NULL) { 1383 wpa_printf(MSG_ERROR, "Line %d: No memory for " 1384 "pac_opaque_encr_key", line); 1385 errors++; 1386 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 1387 16)) { 1388 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1389 "pac_opaque_encr_key", line); 1390 errors++; 1391 } 1392 } else if (os_strcmp(buf, "eap_fast_a_id") == 0) { 1393 size_t idlen = os_strlen(pos); 1394 if (idlen & 1) { 1395 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1396 "eap_fast_a_id", line); 1397 errors++; 1398 } else { 1399 os_free(bss->eap_fast_a_id); 1400 bss->eap_fast_a_id = os_malloc(idlen / 2); 1401 if (bss->eap_fast_a_id == NULL || 1402 hexstr2bin(pos, bss->eap_fast_a_id, 1403 idlen / 2)) { 1404 wpa_printf(MSG_ERROR, "Line %d: " 1405 "Failed to parse " 1406 "eap_fast_a_id", line); 1407 errors++; 1408 } else 1409 bss->eap_fast_a_id_len = idlen / 2; 1410 } 1411 } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) { 1412 os_free(bss->eap_fast_a_id_info); 1413 bss->eap_fast_a_id_info = os_strdup(pos); 1414 } else if (os_strcmp(buf, "eap_fast_prov") == 0) { 1415 bss->eap_fast_prov = atoi(pos); 1416 } else if (os_strcmp(buf, "pac_key_lifetime") == 0) { 1417 bss->pac_key_lifetime = atoi(pos); 1418 } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) { 1419 bss->pac_key_refresh_time = atoi(pos); 1420 #endif /* EAP_SERVER_FAST */ 1421 #ifdef EAP_SERVER_SIM 1422 } else if (os_strcmp(buf, "eap_sim_db") == 0) { 1423 os_free(bss->eap_sim_db); 1424 bss->eap_sim_db = os_strdup(pos); 1425 } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) { 1426 bss->eap_sim_aka_result_ind = atoi(pos); 1427 #endif /* EAP_SERVER_SIM */ 1428 #ifdef EAP_SERVER_TNC 1429 } else if (os_strcmp(buf, "tnc") == 0) { 1430 bss->tnc = atoi(pos); 1431 #endif /* EAP_SERVER_TNC */ 1432 #ifdef EAP_SERVER_PWD 1433 } else if (os_strcmp(buf, "pwd_group") == 0) { 1434 bss->pwd_group = atoi(pos); 1435 #endif /* EAP_SERVER_PWD */ 1436 #endif /* EAP_SERVER */ 1437 } else if (os_strcmp(buf, "eap_message") == 0) { 1438 char *term; 1439 bss->eap_req_id_text = os_strdup(pos); 1440 if (bss->eap_req_id_text == NULL) { 1441 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1442 "allocate memory for " 1443 "eap_req_id_text", line); 1444 errors++; 1445 continue; 1446 } 1447 bss->eap_req_id_text_len = 1448 os_strlen(bss->eap_req_id_text); 1449 term = os_strstr(bss->eap_req_id_text, "\\0"); 1450 if (term) { 1451 *term++ = '\0'; 1452 os_memmove(term, term + 1, 1453 bss->eap_req_id_text_len - 1454 (term - bss->eap_req_id_text) - 1); 1455 bss->eap_req_id_text_len--; 1456 } 1457 } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) { 1458 bss->default_wep_key_len = atoi(pos); 1459 if (bss->default_wep_key_len > 13) { 1460 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 1461 "key len %lu (= %lu bits)", line, 1462 (unsigned long) 1463 bss->default_wep_key_len, 1464 (unsigned long) 1465 bss->default_wep_key_len * 8); 1466 errors++; 1467 } 1468 } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) { 1469 bss->individual_wep_key_len = atoi(pos); 1470 if (bss->individual_wep_key_len < 0 || 1471 bss->individual_wep_key_len > 13) { 1472 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 1473 "key len %d (= %d bits)", line, 1474 bss->individual_wep_key_len, 1475 bss->individual_wep_key_len * 8); 1476 errors++; 1477 } 1478 } else if (os_strcmp(buf, "wep_rekey_period") == 0) { 1479 bss->wep_rekeying_period = atoi(pos); 1480 if (bss->wep_rekeying_period < 0) { 1481 wpa_printf(MSG_ERROR, "Line %d: invalid " 1482 "period %d", 1483 line, bss->wep_rekeying_period); 1484 errors++; 1485 } 1486 } else if (os_strcmp(buf, "eap_reauth_period") == 0) { 1487 bss->eap_reauth_period = atoi(pos); 1488 if (bss->eap_reauth_period < 0) { 1489 wpa_printf(MSG_ERROR, "Line %d: invalid " 1490 "period %d", 1491 line, bss->eap_reauth_period); 1492 errors++; 1493 } 1494 } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) { 1495 bss->eapol_key_index_workaround = atoi(pos); 1496 #ifdef CONFIG_IAPP 1497 } else if (os_strcmp(buf, "iapp_interface") == 0) { 1498 bss->ieee802_11f = 1; 1499 os_strlcpy(bss->iapp_iface, pos, 1500 sizeof(bss->iapp_iface)); 1501 #endif /* CONFIG_IAPP */ 1502 } else if (os_strcmp(buf, "own_ip_addr") == 0) { 1503 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) { 1504 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 1505 "address '%s'", line, pos); 1506 errors++; 1507 } 1508 } else if (os_strcmp(buf, "nas_identifier") == 0) { 1509 bss->nas_identifier = os_strdup(pos); 1510 #ifndef CONFIG_NO_RADIUS 1511 } else if (os_strcmp(buf, "auth_server_addr") == 0) { 1512 if (hostapd_config_read_radius_addr( 1513 &bss->radius->auth_servers, 1514 &bss->radius->num_auth_servers, pos, 1812, 1515 &bss->radius->auth_server)) { 1516 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 1517 "address '%s'", line, pos); 1518 errors++; 1519 } 1520 } else if (bss->radius->auth_server && 1521 os_strcmp(buf, "auth_server_port") == 0) { 1522 bss->radius->auth_server->port = atoi(pos); 1523 } else if (bss->radius->auth_server && 1524 os_strcmp(buf, "auth_server_shared_secret") == 0) { 1525 int len = os_strlen(pos); 1526 if (len == 0) { 1527 /* RFC 2865, Ch. 3 */ 1528 wpa_printf(MSG_ERROR, "Line %d: empty shared " 1529 "secret is not allowed.", line); 1530 errors++; 1531 } 1532 bss->radius->auth_server->shared_secret = 1533 (u8 *) os_strdup(pos); 1534 bss->radius->auth_server->shared_secret_len = len; 1535 } else if (os_strcmp(buf, "acct_server_addr") == 0) { 1536 if (hostapd_config_read_radius_addr( 1537 &bss->radius->acct_servers, 1538 &bss->radius->num_acct_servers, pos, 1813, 1539 &bss->radius->acct_server)) { 1540 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 1541 "address '%s'", line, pos); 1542 errors++; 1543 } 1544 } else if (bss->radius->acct_server && 1545 os_strcmp(buf, "acct_server_port") == 0) { 1546 bss->radius->acct_server->port = atoi(pos); 1547 } else if (bss->radius->acct_server && 1548 os_strcmp(buf, "acct_server_shared_secret") == 0) { 1549 int len = os_strlen(pos); 1550 if (len == 0) { 1551 /* RFC 2865, Ch. 3 */ 1552 wpa_printf(MSG_ERROR, "Line %d: empty shared " 1553 "secret is not allowed.", line); 1554 errors++; 1555 } 1556 bss->radius->acct_server->shared_secret = 1557 (u8 *) os_strdup(pos); 1558 bss->radius->acct_server->shared_secret_len = len; 1559 } else if (os_strcmp(buf, "radius_retry_primary_interval") == 1560 0) { 1561 bss->radius->retry_primary_interval = atoi(pos); 1562 } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) 1563 { 1564 bss->acct_interim_interval = atoi(pos); 1565 #endif /* CONFIG_NO_RADIUS */ 1566 } else if (os_strcmp(buf, "auth_algs") == 0) { 1567 bss->auth_algs = atoi(pos); 1568 if (bss->auth_algs == 0) { 1569 wpa_printf(MSG_ERROR, "Line %d: no " 1570 "authentication algorithms allowed", 1571 line); 1572 errors++; 1573 } 1574 } else if (os_strcmp(buf, "max_num_sta") == 0) { 1575 bss->max_num_sta = atoi(pos); 1576 if (bss->max_num_sta < 0 || 1577 bss->max_num_sta > MAX_STA_COUNT) { 1578 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1579 "max_num_sta=%d; allowed range " 1580 "0..%d", line, bss->max_num_sta, 1581 MAX_STA_COUNT); 1582 errors++; 1583 } 1584 } else if (os_strcmp(buf, "wpa") == 0) { 1585 bss->wpa = atoi(pos); 1586 } else if (os_strcmp(buf, "wpa_group_rekey") == 0) { 1587 bss->wpa_group_rekey = atoi(pos); 1588 } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) { 1589 bss->wpa_strict_rekey = atoi(pos); 1590 } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) { 1591 bss->wpa_gmk_rekey = atoi(pos); 1592 } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) { 1593 bss->wpa_ptk_rekey = atoi(pos); 1594 } else if (os_strcmp(buf, "wpa_passphrase") == 0) { 1595 int len = os_strlen(pos); 1596 if (len < 8 || len > 63) { 1597 wpa_printf(MSG_ERROR, "Line %d: invalid WPA " 1598 "passphrase length %d (expected " 1599 "8..63)", line, len); 1600 errors++; 1601 } else { 1602 os_free(bss->ssid.wpa_passphrase); 1603 bss->ssid.wpa_passphrase = os_strdup(pos); 1604 } 1605 } else if (os_strcmp(buf, "wpa_psk") == 0) { 1606 os_free(bss->ssid.wpa_psk); 1607 bss->ssid.wpa_psk = 1608 os_zalloc(sizeof(struct hostapd_wpa_psk)); 1609 if (bss->ssid.wpa_psk == NULL) 1610 errors++; 1611 else if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, 1612 PMK_LEN) || 1613 pos[PMK_LEN * 2] != '\0') { 1614 wpa_printf(MSG_ERROR, "Line %d: Invalid PSK " 1615 "'%s'.", line, pos); 1616 errors++; 1617 } else { 1618 bss->ssid.wpa_psk->group = 1; 1619 } 1620 } else if (os_strcmp(buf, "wpa_psk_file") == 0) { 1621 os_free(bss->ssid.wpa_psk_file); 1622 bss->ssid.wpa_psk_file = os_strdup(pos); 1623 if (!bss->ssid.wpa_psk_file) { 1624 wpa_printf(MSG_ERROR, "Line %d: allocation " 1625 "failed", line); 1626 errors++; 1627 } 1628 } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) { 1629 bss->wpa_key_mgmt = 1630 hostapd_config_parse_key_mgmt(line, pos); 1631 if (bss->wpa_key_mgmt == -1) 1632 errors++; 1633 } else if (os_strcmp(buf, "wpa_pairwise") == 0) { 1634 bss->wpa_pairwise = 1635 hostapd_config_parse_cipher(line, pos); 1636 if (bss->wpa_pairwise == -1 || 1637 bss->wpa_pairwise == 0) 1638 errors++; 1639 else if (bss->wpa_pairwise & 1640 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | 1641 WPA_CIPHER_WEP104)) { 1642 wpa_printf(MSG_ERROR, "Line %d: unsupported " 1643 "pairwise cipher suite '%s'", 1644 bss->wpa_pairwise, pos); 1645 errors++; 1646 } 1647 } else if (os_strcmp(buf, "rsn_pairwise") == 0) { 1648 bss->rsn_pairwise = 1649 hostapd_config_parse_cipher(line, pos); 1650 if (bss->rsn_pairwise == -1 || 1651 bss->rsn_pairwise == 0) 1652 errors++; 1653 else if (bss->rsn_pairwise & 1654 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | 1655 WPA_CIPHER_WEP104)) { 1656 wpa_printf(MSG_ERROR, "Line %d: unsupported " 1657 "pairwise cipher suite '%s'", 1658 bss->rsn_pairwise, pos); 1659 errors++; 1660 } 1661 #ifdef CONFIG_RSN_PREAUTH 1662 } else if (os_strcmp(buf, "rsn_preauth") == 0) { 1663 bss->rsn_preauth = atoi(pos); 1664 } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) { 1665 bss->rsn_preauth_interfaces = os_strdup(pos); 1666 #endif /* CONFIG_RSN_PREAUTH */ 1667 #ifdef CONFIG_PEERKEY 1668 } else if (os_strcmp(buf, "peerkey") == 0) { 1669 bss->peerkey = atoi(pos); 1670 #endif /* CONFIG_PEERKEY */ 1671 #ifdef CONFIG_IEEE80211R 1672 } else if (os_strcmp(buf, "mobility_domain") == 0) { 1673 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN || 1674 hexstr2bin(pos, bss->mobility_domain, 1675 MOBILITY_DOMAIN_ID_LEN) != 0) { 1676 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 1677 "mobility_domain '%s'", line, pos); 1678 errors++; 1679 continue; 1680 } 1681 } else if (os_strcmp(buf, "r1_key_holder") == 0) { 1682 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN || 1683 hexstr2bin(pos, bss->r1_key_holder, 1684 FT_R1KH_ID_LEN) != 0) { 1685 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 1686 "r1_key_holder '%s'", line, pos); 1687 errors++; 1688 continue; 1689 } 1690 } else if (os_strcmp(buf, "r0_key_lifetime") == 0) { 1691 bss->r0_key_lifetime = atoi(pos); 1692 } else if (os_strcmp(buf, "reassociation_deadline") == 0) { 1693 bss->reassociation_deadline = atoi(pos); 1694 } else if (os_strcmp(buf, "r0kh") == 0) { 1695 if (add_r0kh(bss, pos) < 0) { 1696 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 1697 "r0kh '%s'", line, pos); 1698 errors++; 1699 continue; 1700 } 1701 } else if (os_strcmp(buf, "r1kh") == 0) { 1702 if (add_r1kh(bss, pos) < 0) { 1703 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 1704 "r1kh '%s'", line, pos); 1705 errors++; 1706 continue; 1707 } 1708 } else if (os_strcmp(buf, "pmk_r1_push") == 0) { 1709 bss->pmk_r1_push = atoi(pos); 1710 } else if (os_strcmp(buf, "ft_over_ds") == 0) { 1711 bss->ft_over_ds = atoi(pos); 1712 #endif /* CONFIG_IEEE80211R */ 1713 #ifndef CONFIG_NO_CTRL_IFACE 1714 } else if (os_strcmp(buf, "ctrl_interface") == 0) { 1715 os_free(bss->ctrl_interface); 1716 bss->ctrl_interface = os_strdup(pos); 1717 } else if (os_strcmp(buf, "ctrl_interface_group") == 0) { 1718 #ifndef CONFIG_NATIVE_WINDOWS 1719 struct group *grp; 1720 char *endp; 1721 const char *group = pos; 1722 1723 grp = getgrnam(group); 1724 if (grp) { 1725 bss->ctrl_interface_gid = grp->gr_gid; 1726 bss->ctrl_interface_gid_set = 1; 1727 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d" 1728 " (from group name '%s')", 1729 bss->ctrl_interface_gid, group); 1730 continue; 1731 } 1732 1733 /* Group name not found - try to parse this as gid */ 1734 bss->ctrl_interface_gid = strtol(group, &endp, 10); 1735 if (*group == '\0' || *endp != '\0') { 1736 wpa_printf(MSG_DEBUG, "Line %d: Invalid group " 1737 "'%s'", line, group); 1738 errors++; 1739 continue; 1740 } 1741 bss->ctrl_interface_gid_set = 1; 1742 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d", 1743 bss->ctrl_interface_gid); 1744 #endif /* CONFIG_NATIVE_WINDOWS */ 1745 #endif /* CONFIG_NO_CTRL_IFACE */ 1746 #ifdef RADIUS_SERVER 1747 } else if (os_strcmp(buf, "radius_server_clients") == 0) { 1748 os_free(bss->radius_server_clients); 1749 bss->radius_server_clients = os_strdup(pos); 1750 } else if (os_strcmp(buf, "radius_server_auth_port") == 0) { 1751 bss->radius_server_auth_port = atoi(pos); 1752 } else if (os_strcmp(buf, "radius_server_ipv6") == 0) { 1753 bss->radius_server_ipv6 = atoi(pos); 1754 #endif /* RADIUS_SERVER */ 1755 } else if (os_strcmp(buf, "test_socket") == 0) { 1756 os_free(bss->test_socket); 1757 bss->test_socket = os_strdup(pos); 1758 } else if (os_strcmp(buf, "use_pae_group_addr") == 0) { 1759 bss->use_pae_group_addr = atoi(pos); 1760 } else if (os_strcmp(buf, "hw_mode") == 0) { 1761 if (os_strcmp(pos, "a") == 0) 1762 conf->hw_mode = HOSTAPD_MODE_IEEE80211A; 1763 else if (os_strcmp(pos, "b") == 0) 1764 conf->hw_mode = HOSTAPD_MODE_IEEE80211B; 1765 else if (os_strcmp(pos, "g") == 0) 1766 conf->hw_mode = HOSTAPD_MODE_IEEE80211G; 1767 else { 1768 wpa_printf(MSG_ERROR, "Line %d: unknown " 1769 "hw_mode '%s'", line, pos); 1770 errors++; 1771 } 1772 } else if (os_strcmp(buf, "channel") == 0) { 1773 conf->channel = atoi(pos); 1774 } else if (os_strcmp(buf, "beacon_int") == 0) { 1775 int val = atoi(pos); 1776 /* MIB defines range as 1..65535, but very small values 1777 * cause problems with the current implementation. 1778 * Since it is unlikely that this small numbers are 1779 * useful in real life scenarios, do not allow beacon 1780 * period to be set below 15 TU. */ 1781 if (val < 15 || val > 65535) { 1782 wpa_printf(MSG_ERROR, "Line %d: invalid " 1783 "beacon_int %d (expected " 1784 "15..65535)", line, val); 1785 errors++; 1786 } else 1787 conf->beacon_int = val; 1788 } else if (os_strcmp(buf, "dtim_period") == 0) { 1789 bss->dtim_period = atoi(pos); 1790 if (bss->dtim_period < 1 || bss->dtim_period > 255) { 1791 wpa_printf(MSG_ERROR, "Line %d: invalid " 1792 "dtim_period %d", 1793 line, bss->dtim_period); 1794 errors++; 1795 } 1796 } else if (os_strcmp(buf, "rts_threshold") == 0) { 1797 conf->rts_threshold = atoi(pos); 1798 if (conf->rts_threshold < 0 || 1799 conf->rts_threshold > 2347) { 1800 wpa_printf(MSG_ERROR, "Line %d: invalid " 1801 "rts_threshold %d", 1802 line, conf->rts_threshold); 1803 errors++; 1804 } 1805 } else if (os_strcmp(buf, "fragm_threshold") == 0) { 1806 conf->fragm_threshold = atoi(pos); 1807 if (conf->fragm_threshold < 256 || 1808 conf->fragm_threshold > 2346) { 1809 wpa_printf(MSG_ERROR, "Line %d: invalid " 1810 "fragm_threshold %d", 1811 line, conf->fragm_threshold); 1812 errors++; 1813 } 1814 } else if (os_strcmp(buf, "send_probe_response") == 0) { 1815 int val = atoi(pos); 1816 if (val != 0 && val != 1) { 1817 wpa_printf(MSG_ERROR, "Line %d: invalid " 1818 "send_probe_response %d (expected " 1819 "0 or 1)", line, val); 1820 } else 1821 conf->send_probe_response = val; 1822 } else if (os_strcmp(buf, "supported_rates") == 0) { 1823 if (hostapd_parse_rates(&conf->supported_rates, pos)) { 1824 wpa_printf(MSG_ERROR, "Line %d: invalid rate " 1825 "list", line); 1826 errors++; 1827 } 1828 } else if (os_strcmp(buf, "basic_rates") == 0) { 1829 if (hostapd_parse_rates(&conf->basic_rates, pos)) { 1830 wpa_printf(MSG_ERROR, "Line %d: invalid rate " 1831 "list", line); 1832 errors++; 1833 } 1834 } else if (os_strcmp(buf, "preamble") == 0) { 1835 if (atoi(pos)) 1836 conf->preamble = SHORT_PREAMBLE; 1837 else 1838 conf->preamble = LONG_PREAMBLE; 1839 } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) { 1840 bss->ignore_broadcast_ssid = atoi(pos); 1841 } else if (os_strcmp(buf, "wep_default_key") == 0) { 1842 bss->ssid.wep.idx = atoi(pos); 1843 if (bss->ssid.wep.idx > 3) { 1844 wpa_printf(MSG_ERROR, "Invalid " 1845 "wep_default_key index %d", 1846 bss->ssid.wep.idx); 1847 errors++; 1848 } 1849 } else if (os_strcmp(buf, "wep_key0") == 0 || 1850 os_strcmp(buf, "wep_key1") == 0 || 1851 os_strcmp(buf, "wep_key2") == 0 || 1852 os_strcmp(buf, "wep_key3") == 0) { 1853 if (hostapd_config_read_wep(&bss->ssid.wep, 1854 buf[7] - '0', pos)) { 1855 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 1856 "key '%s'", line, buf); 1857 errors++; 1858 } 1859 #ifndef CONFIG_NO_VLAN 1860 } else if (os_strcmp(buf, "dynamic_vlan") == 0) { 1861 bss->ssid.dynamic_vlan = atoi(pos); 1862 } else if (os_strcmp(buf, "vlan_file") == 0) { 1863 if (hostapd_config_read_vlan_file(bss, pos)) { 1864 wpa_printf(MSG_ERROR, "Line %d: failed to " 1865 "read VLAN file '%s'", line, pos); 1866 errors++; 1867 } 1868 #ifdef CONFIG_FULL_DYNAMIC_VLAN 1869 } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) { 1870 bss->ssid.vlan_tagged_interface = os_strdup(pos); 1871 #endif /* CONFIG_FULL_DYNAMIC_VLAN */ 1872 #endif /* CONFIG_NO_VLAN */ 1873 } else if (os_strcmp(buf, "ap_table_max_size") == 0) { 1874 conf->ap_table_max_size = atoi(pos); 1875 } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) { 1876 conf->ap_table_expiration_time = atoi(pos); 1877 } else if (os_strncmp(buf, "tx_queue_", 9) == 0) { 1878 if (hostapd_config_tx_queue(conf, buf, pos)) { 1879 wpa_printf(MSG_ERROR, "Line %d: invalid TX " 1880 "queue item", line); 1881 errors++; 1882 } 1883 } else if (os_strcmp(buf, "wme_enabled") == 0 || 1884 os_strcmp(buf, "wmm_enabled") == 0) { 1885 bss->wmm_enabled = atoi(pos); 1886 } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) { 1887 bss->wmm_uapsd = atoi(pos); 1888 } else if (os_strncmp(buf, "wme_ac_", 7) == 0 || 1889 os_strncmp(buf, "wmm_ac_", 7) == 0) { 1890 if (hostapd_config_wmm_ac(conf, buf, pos)) { 1891 wpa_printf(MSG_ERROR, "Line %d: invalid WMM " 1892 "ac item", line); 1893 errors++; 1894 } 1895 } else if (os_strcmp(buf, "bss") == 0) { 1896 if (hostapd_config_bss(conf, pos)) { 1897 wpa_printf(MSG_ERROR, "Line %d: invalid bss " 1898 "item", line); 1899 errors++; 1900 } 1901 } else if (os_strcmp(buf, "bssid") == 0) { 1902 if (hwaddr_aton(pos, bss->bssid)) { 1903 wpa_printf(MSG_ERROR, "Line %d: invalid bssid " 1904 "item", line); 1905 errors++; 1906 } 1907 #ifdef CONFIG_IEEE80211W 1908 } else if (os_strcmp(buf, "ieee80211w") == 0) { 1909 bss->ieee80211w = atoi(pos); 1910 } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) { 1911 bss->assoc_sa_query_max_timeout = atoi(pos); 1912 if (bss->assoc_sa_query_max_timeout == 0) { 1913 wpa_printf(MSG_ERROR, "Line %d: invalid " 1914 "assoc_sa_query_max_timeout", line); 1915 errors++; 1916 } 1917 } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) 1918 { 1919 bss->assoc_sa_query_retry_timeout = atoi(pos); 1920 if (bss->assoc_sa_query_retry_timeout == 0) { 1921 wpa_printf(MSG_ERROR, "Line %d: invalid " 1922 "assoc_sa_query_retry_timeout", 1923 line); 1924 errors++; 1925 } 1926 #endif /* CONFIG_IEEE80211W */ 1927 #ifdef CONFIG_IEEE80211N 1928 } else if (os_strcmp(buf, "ieee80211n") == 0) { 1929 conf->ieee80211n = atoi(pos); 1930 } else if (os_strcmp(buf, "ht_capab") == 0) { 1931 if (hostapd_config_ht_capab(conf, pos) < 0) { 1932 wpa_printf(MSG_ERROR, "Line %d: invalid " 1933 "ht_capab", line); 1934 errors++; 1935 } 1936 } else if (os_strcmp(buf, "require_ht") == 0) { 1937 conf->require_ht = atoi(pos); 1938 #endif /* CONFIG_IEEE80211N */ 1939 } else if (os_strcmp(buf, "max_listen_interval") == 0) { 1940 bss->max_listen_interval = atoi(pos); 1941 } else if (os_strcmp(buf, "disable_pmksa_caching") == 0) { 1942 bss->disable_pmksa_caching = atoi(pos); 1943 } else if (os_strcmp(buf, "okc") == 0) { 1944 bss->okc = atoi(pos); 1945 #ifdef CONFIG_WPS 1946 } else if (os_strcmp(buf, "wps_state") == 0) { 1947 bss->wps_state = atoi(pos); 1948 if (bss->wps_state < 0 || bss->wps_state > 2) { 1949 wpa_printf(MSG_ERROR, "Line %d: invalid " 1950 "wps_state", line); 1951 errors++; 1952 } 1953 } else if (os_strcmp(buf, "ap_setup_locked") == 0) { 1954 bss->ap_setup_locked = atoi(pos); 1955 } else if (os_strcmp(buf, "uuid") == 0) { 1956 if (uuid_str2bin(pos, bss->uuid)) { 1957 wpa_printf(MSG_ERROR, "Line %d: invalid UUID", 1958 line); 1959 errors++; 1960 } 1961 } else if (os_strcmp(buf, "wps_pin_requests") == 0) { 1962 os_free(bss->wps_pin_requests); 1963 bss->wps_pin_requests = os_strdup(pos); 1964 } else if (os_strcmp(buf, "device_name") == 0) { 1965 if (os_strlen(pos) > 32) { 1966 wpa_printf(MSG_ERROR, "Line %d: Too long " 1967 "device_name", line); 1968 errors++; 1969 } 1970 os_free(bss->device_name); 1971 bss->device_name = os_strdup(pos); 1972 } else if (os_strcmp(buf, "manufacturer") == 0) { 1973 if (os_strlen(pos) > 64) { 1974 wpa_printf(MSG_ERROR, "Line %d: Too long " 1975 "manufacturer", line); 1976 errors++; 1977 } 1978 os_free(bss->manufacturer); 1979 bss->manufacturer = os_strdup(pos); 1980 } else if (os_strcmp(buf, "model_name") == 0) { 1981 if (os_strlen(pos) > 32) { 1982 wpa_printf(MSG_ERROR, "Line %d: Too long " 1983 "model_name", line); 1984 errors++; 1985 } 1986 os_free(bss->model_name); 1987 bss->model_name = os_strdup(pos); 1988 } else if (os_strcmp(buf, "model_number") == 0) { 1989 if (os_strlen(pos) > 32) { 1990 wpa_printf(MSG_ERROR, "Line %d: Too long " 1991 "model_number", line); 1992 errors++; 1993 } 1994 os_free(bss->model_number); 1995 bss->model_number = os_strdup(pos); 1996 } else if (os_strcmp(buf, "serial_number") == 0) { 1997 if (os_strlen(pos) > 32) { 1998 wpa_printf(MSG_ERROR, "Line %d: Too long " 1999 "serial_number", line); 2000 errors++; 2001 } 2002 os_free(bss->serial_number); 2003 bss->serial_number = os_strdup(pos); 2004 } else if (os_strcmp(buf, "device_type") == 0) { 2005 if (wps_dev_type_str2bin(pos, bss->device_type)) 2006 errors++; 2007 } else if (os_strcmp(buf, "config_methods") == 0) { 2008 os_free(bss->config_methods); 2009 bss->config_methods = os_strdup(pos); 2010 } else if (os_strcmp(buf, "os_version") == 0) { 2011 if (hexstr2bin(pos, bss->os_version, 4)) { 2012 wpa_printf(MSG_ERROR, "Line %d: invalid " 2013 "os_version", line); 2014 errors++; 2015 } 2016 } else if (os_strcmp(buf, "ap_pin") == 0) { 2017 os_free(bss->ap_pin); 2018 bss->ap_pin = os_strdup(pos); 2019 } else if (os_strcmp(buf, "skip_cred_build") == 0) { 2020 bss->skip_cred_build = atoi(pos); 2021 } else if (os_strcmp(buf, "extra_cred") == 0) { 2022 os_free(bss->extra_cred); 2023 bss->extra_cred = 2024 (u8 *) os_readfile(pos, &bss->extra_cred_len); 2025 if (bss->extra_cred == NULL) { 2026 wpa_printf(MSG_ERROR, "Line %d: could not " 2027 "read Credentials from '%s'", 2028 line, pos); 2029 errors++; 2030 } 2031 } else if (os_strcmp(buf, "wps_cred_processing") == 0) { 2032 bss->wps_cred_processing = atoi(pos); 2033 } else if (os_strcmp(buf, "ap_settings") == 0) { 2034 os_free(bss->ap_settings); 2035 bss->ap_settings = 2036 (u8 *) os_readfile(pos, &bss->ap_settings_len); 2037 if (bss->ap_settings == NULL) { 2038 wpa_printf(MSG_ERROR, "Line %d: could not " 2039 "read AP Settings from '%s'", 2040 line, pos); 2041 errors++; 2042 } 2043 } else if (os_strcmp(buf, "upnp_iface") == 0) { 2044 bss->upnp_iface = os_strdup(pos); 2045 } else if (os_strcmp(buf, "friendly_name") == 0) { 2046 os_free(bss->friendly_name); 2047 bss->friendly_name = os_strdup(pos); 2048 } else if (os_strcmp(buf, "manufacturer_url") == 0) { 2049 os_free(bss->manufacturer_url); 2050 bss->manufacturer_url = os_strdup(pos); 2051 } else if (os_strcmp(buf, "model_description") == 0) { 2052 os_free(bss->model_description); 2053 bss->model_description = os_strdup(pos); 2054 } else if (os_strcmp(buf, "model_url") == 0) { 2055 os_free(bss->model_url); 2056 bss->model_url = os_strdup(pos); 2057 } else if (os_strcmp(buf, "upc") == 0) { 2058 os_free(bss->upc); 2059 bss->upc = os_strdup(pos); 2060 } else if (os_strcmp(buf, "pbc_in_m1") == 0) { 2061 bss->pbc_in_m1 = atoi(pos); 2062 #endif /* CONFIG_WPS */ 2063 #ifdef CONFIG_P2P_MANAGER 2064 } else if (os_strcmp(buf, "manage_p2p") == 0) { 2065 int manage = atoi(pos); 2066 if (manage) 2067 bss->p2p |= P2P_MANAGE; 2068 else 2069 bss->p2p &= ~P2P_MANAGE; 2070 } else if (os_strcmp(buf, "allow_cross_connection") == 0) { 2071 if (atoi(pos)) 2072 bss->p2p |= P2P_ALLOW_CROSS_CONNECTION; 2073 else 2074 bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION; 2075 #endif /* CONFIG_P2P_MANAGER */ 2076 } else if (os_strcmp(buf, "disassoc_low_ack") == 0) { 2077 bss->disassoc_low_ack = atoi(pos); 2078 } else if (os_strcmp(buf, "tdls_prohibit") == 0) { 2079 int val = atoi(pos); 2080 if (val) 2081 bss->tdls |= TDLS_PROHIBIT; 2082 else 2083 bss->tdls &= ~TDLS_PROHIBIT; 2084 } else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) { 2085 int val = atoi(pos); 2086 if (val) 2087 bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH; 2088 else 2089 bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH; 2090 #ifdef CONFIG_RSN_TESTING 2091 } else if (os_strcmp(buf, "rsn_testing") == 0) { 2092 extern int rsn_testing; 2093 rsn_testing = atoi(pos); 2094 #endif /* CONFIG_RSN_TESTING */ 2095 } else if (os_strcmp(buf, "time_advertisement") == 0) { 2096 bss->time_advertisement = atoi(pos); 2097 } else if (os_strcmp(buf, "time_zone") == 0) { 2098 size_t tz_len = os_strlen(pos); 2099 if (tz_len < 4 || tz_len > 255) { 2100 wpa_printf(MSG_DEBUG, "Line %d: invalid " 2101 "time_zone", line); 2102 errors++; 2103 continue; 2104 } 2105 os_free(bss->time_zone); 2106 bss->time_zone = os_strdup(pos); 2107 if (bss->time_zone == NULL) 2108 errors++; 2109 #ifdef CONFIG_INTERWORKING 2110 } else if (os_strcmp(buf, "interworking") == 0) { 2111 bss->interworking = atoi(pos); 2112 } else if (os_strcmp(buf, "access_network_type") == 0) { 2113 bss->access_network_type = atoi(pos); 2114 if (bss->access_network_type < 0 || 2115 bss->access_network_type > 15) { 2116 wpa_printf(MSG_ERROR, "Line %d: invalid " 2117 "access_network_type", line); 2118 errors++; 2119 } 2120 } else if (os_strcmp(buf, "internet") == 0) { 2121 bss->internet = atoi(pos); 2122 } else if (os_strcmp(buf, "asra") == 0) { 2123 bss->asra = atoi(pos); 2124 } else if (os_strcmp(buf, "esr") == 0) { 2125 bss->esr = atoi(pos); 2126 } else if (os_strcmp(buf, "uesa") == 0) { 2127 bss->uesa = atoi(pos); 2128 } else if (os_strcmp(buf, "venue_group") == 0) { 2129 bss->venue_group = atoi(pos); 2130 bss->venue_info_set = 1; 2131 } else if (os_strcmp(buf, "venue_type") == 0) { 2132 bss->venue_type = atoi(pos); 2133 bss->venue_info_set = 1; 2134 } else if (os_strcmp(buf, "hessid") == 0) { 2135 if (hwaddr_aton(pos, bss->hessid)) { 2136 wpa_printf(MSG_ERROR, "Line %d: invalid " 2137 "hessid", line); 2138 errors++; 2139 } 2140 } else if (os_strcmp(buf, "roaming_consortium") == 0) { 2141 if (parse_roaming_consortium(bss, pos, line) < 0) 2142 errors++; 2143 #endif /* CONFIG_INTERWORKING */ 2144 } else { 2145 wpa_printf(MSG_ERROR, "Line %d: unknown configuration " 2146 "item '%s'", line, buf); 2147 errors++; 2148 } 2149 } 2150 2151 fclose(f); 2152 2153 for (i = 0; i < conf->num_bss; i++) { 2154 bss = &conf->bss[i]; 2155 2156 if (bss->individual_wep_key_len == 0) { 2157 /* individual keys are not use; can use key idx0 for 2158 * broadcast keys */ 2159 bss->broadcast_key_idx_min = 0; 2160 } 2161 2162 /* Select group cipher based on the enabled pairwise cipher 2163 * suites */ 2164 pairwise = 0; 2165 if (bss->wpa & 1) 2166 pairwise |= bss->wpa_pairwise; 2167 if (bss->wpa & 2) { 2168 if (bss->rsn_pairwise == 0) 2169 bss->rsn_pairwise = bss->wpa_pairwise; 2170 pairwise |= bss->rsn_pairwise; 2171 } 2172 if (pairwise & WPA_CIPHER_TKIP) 2173 bss->wpa_group = WPA_CIPHER_TKIP; 2174 else 2175 bss->wpa_group = WPA_CIPHER_CCMP; 2176 2177 bss->radius->auth_server = bss->radius->auth_servers; 2178 bss->radius->acct_server = bss->radius->acct_servers; 2179 2180 if (bss->wpa && bss->ieee802_1x) { 2181 bss->ssid.security_policy = SECURITY_WPA; 2182 } else if (bss->wpa) { 2183 bss->ssid.security_policy = SECURITY_WPA_PSK; 2184 } else if (bss->ieee802_1x) { 2185 int cipher = WPA_CIPHER_NONE; 2186 bss->ssid.security_policy = SECURITY_IEEE_802_1X; 2187 bss->ssid.wep.default_len = bss->default_wep_key_len; 2188 if (bss->default_wep_key_len) 2189 cipher = bss->default_wep_key_len >= 13 ? 2190 WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40; 2191 bss->wpa_group = cipher; 2192 bss->wpa_pairwise = cipher; 2193 bss->rsn_pairwise = cipher; 2194 } else if (bss->ssid.wep.keys_set) { 2195 int cipher = WPA_CIPHER_WEP40; 2196 if (bss->ssid.wep.len[0] >= 13) 2197 cipher = WPA_CIPHER_WEP104; 2198 bss->ssid.security_policy = SECURITY_STATIC_WEP; 2199 bss->wpa_group = cipher; 2200 bss->wpa_pairwise = cipher; 2201 bss->rsn_pairwise = cipher; 2202 } else { 2203 bss->ssid.security_policy = SECURITY_PLAINTEXT; 2204 bss->wpa_group = WPA_CIPHER_NONE; 2205 bss->wpa_pairwise = WPA_CIPHER_NONE; 2206 bss->rsn_pairwise = WPA_CIPHER_NONE; 2207 } 2208 } 2209 2210 if (hostapd_config_check(conf)) 2211 errors++; 2212 2213 #ifndef WPA_IGNORE_CONFIG_ERRORS 2214 if (errors) { 2215 wpa_printf(MSG_ERROR, "%d errors found in configuration file " 2216 "'%s'", errors, fname); 2217 hostapd_config_free(conf); 2218 conf = NULL; 2219 } 2220 #endif /* WPA_IGNORE_CONFIG_ERRORS */ 2221 2222 return conf; 2223 } 2224