1 /* 2 * hostapd / Configuration file parser 3 * Copyright (c) 2003-2012, Jouni Malinen <j (at) 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 #ifndef CONFIG_NATIVE_WINDOWS 11 #include <grp.h> 12 #endif /* CONFIG_NATIVE_WINDOWS */ 13 14 #include "utils/common.h" 15 #include "utils/uuid.h" 16 #include "common/ieee802_11_defs.h" 17 #include "drivers/driver.h" 18 #include "eap_server/eap.h" 19 #include "radius/radius_client.h" 20 #include "ap/wpa_auth.h" 21 #include "ap/ap_config.h" 22 #include "config_file.h" 23 24 25 extern struct wpa_driver_ops *wpa_drivers[]; 26 27 28 #ifndef CONFIG_NO_VLAN 29 static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss, 30 const char *fname) 31 { 32 FILE *f; 33 char buf[128], *pos, *pos2; 34 int line = 0, vlan_id; 35 struct hostapd_vlan *vlan; 36 37 f = fopen(fname, "r"); 38 if (!f) { 39 wpa_printf(MSG_ERROR, "VLAN file '%s' not readable.", fname); 40 return -1; 41 } 42 43 while (fgets(buf, sizeof(buf), f)) { 44 line++; 45 46 if (buf[0] == '#') 47 continue; 48 pos = buf; 49 while (*pos != '\0') { 50 if (*pos == '\n') { 51 *pos = '\0'; 52 break; 53 } 54 pos++; 55 } 56 if (buf[0] == '\0') 57 continue; 58 59 if (buf[0] == '*') { 60 vlan_id = VLAN_ID_WILDCARD; 61 pos = buf + 1; 62 } else { 63 vlan_id = strtol(buf, &pos, 10); 64 if (buf == pos || vlan_id < 1 || 65 vlan_id > MAX_VLAN_ID) { 66 wpa_printf(MSG_ERROR, "Invalid VLAN ID at " 67 "line %d in '%s'", line, fname); 68 fclose(f); 69 return -1; 70 } 71 } 72 73 while (*pos == ' ' || *pos == '\t') 74 pos++; 75 pos2 = pos; 76 while (*pos2 != ' ' && *pos2 != '\t' && *pos2 != '\0') 77 pos2++; 78 *pos2 = '\0'; 79 if (*pos == '\0' || os_strlen(pos) > IFNAMSIZ) { 80 wpa_printf(MSG_ERROR, "Invalid VLAN ifname at line %d " 81 "in '%s'", line, fname); 82 fclose(f); 83 return -1; 84 } 85 86 vlan = os_malloc(sizeof(*vlan)); 87 if (vlan == NULL) { 88 wpa_printf(MSG_ERROR, "Out of memory while reading " 89 "VLAN interfaces from '%s'", fname); 90 fclose(f); 91 return -1; 92 } 93 94 os_memset(vlan, 0, sizeof(*vlan)); 95 vlan->vlan_id = vlan_id; 96 os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname)); 97 if (bss->vlan_tail) 98 bss->vlan_tail->next = vlan; 99 else 100 bss->vlan = vlan; 101 bss->vlan_tail = vlan; 102 } 103 104 fclose(f); 105 106 return 0; 107 } 108 #endif /* CONFIG_NO_VLAN */ 109 110 111 static int hostapd_acl_comp(const void *a, const void *b) 112 { 113 const struct mac_acl_entry *aa = a; 114 const struct mac_acl_entry *bb = b; 115 return os_memcmp(aa->addr, bb->addr, sizeof(macaddr)); 116 } 117 118 119 static int hostapd_config_read_maclist(const char *fname, 120 struct mac_acl_entry **acl, int *num) 121 { 122 FILE *f; 123 char buf[128], *pos; 124 int line = 0; 125 u8 addr[ETH_ALEN]; 126 struct mac_acl_entry *newacl; 127 int vlan_id; 128 129 if (!fname) 130 return 0; 131 132 f = fopen(fname, "r"); 133 if (!f) { 134 wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname); 135 return -1; 136 } 137 138 while (fgets(buf, sizeof(buf), f)) { 139 line++; 140 141 if (buf[0] == '#') 142 continue; 143 pos = buf; 144 while (*pos != '\0') { 145 if (*pos == '\n') { 146 *pos = '\0'; 147 break; 148 } 149 pos++; 150 } 151 if (buf[0] == '\0') 152 continue; 153 154 if (hwaddr_aton(buf, addr)) { 155 wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at " 156 "line %d in '%s'", buf, line, fname); 157 fclose(f); 158 return -1; 159 } 160 161 vlan_id = 0; 162 pos = buf; 163 while (*pos != '\0' && *pos != ' ' && *pos != '\t') 164 pos++; 165 while (*pos == ' ' || *pos == '\t') 166 pos++; 167 if (*pos != '\0') 168 vlan_id = atoi(pos); 169 170 newacl = os_realloc_array(*acl, *num + 1, sizeof(**acl)); 171 if (newacl == NULL) { 172 wpa_printf(MSG_ERROR, "MAC list reallocation failed"); 173 fclose(f); 174 return -1; 175 } 176 177 *acl = newacl; 178 os_memcpy((*acl)[*num].addr, addr, ETH_ALEN); 179 (*acl)[*num].vlan_id = vlan_id; 180 (*num)++; 181 } 182 183 fclose(f); 184 185 qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp); 186 187 return 0; 188 } 189 190 191 #ifdef EAP_SERVER 192 static int hostapd_config_read_eap_user(const char *fname, 193 struct hostapd_bss_config *conf) 194 { 195 FILE *f; 196 char buf[512], *pos, *start, *pos2; 197 int line = 0, ret = 0, num_methods; 198 struct hostapd_eap_user *user, *tail = NULL; 199 200 if (!fname) 201 return 0; 202 203 f = fopen(fname, "r"); 204 if (!f) { 205 wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname); 206 return -1; 207 } 208 209 /* Lines: "user" METHOD,METHOD2 "password" (password optional) */ 210 while (fgets(buf, sizeof(buf), f)) { 211 line++; 212 213 if (buf[0] == '#') 214 continue; 215 pos = buf; 216 while (*pos != '\0') { 217 if (*pos == '\n') { 218 *pos = '\0'; 219 break; 220 } 221 pos++; 222 } 223 if (buf[0] == '\0') 224 continue; 225 226 user = NULL; 227 228 if (buf[0] != '"' && buf[0] != '*') { 229 wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in " 230 "start) on line %d in '%s'", line, fname); 231 goto failed; 232 } 233 234 user = os_zalloc(sizeof(*user)); 235 if (user == NULL) { 236 wpa_printf(MSG_ERROR, "EAP user allocation failed"); 237 goto failed; 238 } 239 user->force_version = -1; 240 241 if (buf[0] == '*') { 242 pos = buf; 243 } else { 244 pos = buf + 1; 245 start = pos; 246 while (*pos != '"' && *pos != '\0') 247 pos++; 248 if (*pos == '\0') { 249 wpa_printf(MSG_ERROR, "Invalid EAP identity " 250 "(no \" in end) on line %d in '%s'", 251 line, fname); 252 goto failed; 253 } 254 255 user->identity = os_malloc(pos - start); 256 if (user->identity == NULL) { 257 wpa_printf(MSG_ERROR, "Failed to allocate " 258 "memory for EAP identity"); 259 goto failed; 260 } 261 os_memcpy(user->identity, start, pos - start); 262 user->identity_len = pos - start; 263 264 if (pos[0] == '"' && pos[1] == '*') { 265 user->wildcard_prefix = 1; 266 pos++; 267 } 268 } 269 pos++; 270 while (*pos == ' ' || *pos == '\t') 271 pos++; 272 273 if (*pos == '\0') { 274 wpa_printf(MSG_ERROR, "No EAP method on line %d in " 275 "'%s'", line, fname); 276 goto failed; 277 } 278 279 start = pos; 280 while (*pos != ' ' && *pos != '\t' && *pos != '\0') 281 pos++; 282 if (*pos == '\0') { 283 pos = NULL; 284 } else { 285 *pos = '\0'; 286 pos++; 287 } 288 num_methods = 0; 289 while (*start) { 290 char *pos3 = os_strchr(start, ','); 291 if (pos3) { 292 *pos3++ = '\0'; 293 } 294 user->methods[num_methods].method = 295 eap_server_get_type( 296 start, 297 &user->methods[num_methods].vendor); 298 if (user->methods[num_methods].vendor == 299 EAP_VENDOR_IETF && 300 user->methods[num_methods].method == EAP_TYPE_NONE) 301 { 302 if (os_strcmp(start, "TTLS-PAP") == 0) { 303 user->ttls_auth |= EAP_TTLS_AUTH_PAP; 304 goto skip_eap; 305 } 306 if (os_strcmp(start, "TTLS-CHAP") == 0) { 307 user->ttls_auth |= EAP_TTLS_AUTH_CHAP; 308 goto skip_eap; 309 } 310 if (os_strcmp(start, "TTLS-MSCHAP") == 0) { 311 user->ttls_auth |= 312 EAP_TTLS_AUTH_MSCHAP; 313 goto skip_eap; 314 } 315 if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) { 316 user->ttls_auth |= 317 EAP_TTLS_AUTH_MSCHAPV2; 318 goto skip_eap; 319 } 320 wpa_printf(MSG_ERROR, "Unsupported EAP type " 321 "'%s' on line %d in '%s'", 322 start, line, fname); 323 goto failed; 324 } 325 326 num_methods++; 327 if (num_methods >= EAP_MAX_METHODS) 328 break; 329 skip_eap: 330 if (pos3 == NULL) 331 break; 332 start = pos3; 333 } 334 if (num_methods == 0 && user->ttls_auth == 0) { 335 wpa_printf(MSG_ERROR, "No EAP types configured on " 336 "line %d in '%s'", line, fname); 337 goto failed; 338 } 339 340 if (pos == NULL) 341 goto done; 342 343 while (*pos == ' ' || *pos == '\t') 344 pos++; 345 if (*pos == '\0') 346 goto done; 347 348 if (os_strncmp(pos, "[ver=0]", 7) == 0) { 349 user->force_version = 0; 350 goto done; 351 } 352 353 if (os_strncmp(pos, "[ver=1]", 7) == 0) { 354 user->force_version = 1; 355 goto done; 356 } 357 358 if (os_strncmp(pos, "[2]", 3) == 0) { 359 user->phase2 = 1; 360 goto done; 361 } 362 363 if (*pos == '"') { 364 pos++; 365 start = pos; 366 while (*pos != '"' && *pos != '\0') 367 pos++; 368 if (*pos == '\0') { 369 wpa_printf(MSG_ERROR, "Invalid EAP password " 370 "(no \" in end) on line %d in '%s'", 371 line, fname); 372 goto failed; 373 } 374 375 user->password = os_malloc(pos - start); 376 if (user->password == NULL) { 377 wpa_printf(MSG_ERROR, "Failed to allocate " 378 "memory for EAP password"); 379 goto failed; 380 } 381 os_memcpy(user->password, start, pos - start); 382 user->password_len = pos - start; 383 384 pos++; 385 } else if (os_strncmp(pos, "hash:", 5) == 0) { 386 pos += 5; 387 pos2 = pos; 388 while (*pos2 != '\0' && *pos2 != ' ' && 389 *pos2 != '\t' && *pos2 != '#') 390 pos2++; 391 if (pos2 - pos != 32) { 392 wpa_printf(MSG_ERROR, "Invalid password hash " 393 "on line %d in '%s'", line, fname); 394 goto failed; 395 } 396 user->password = os_malloc(16); 397 if (user->password == NULL) { 398 wpa_printf(MSG_ERROR, "Failed to allocate " 399 "memory for EAP password hash"); 400 goto failed; 401 } 402 if (hexstr2bin(pos, user->password, 16) < 0) { 403 wpa_printf(MSG_ERROR, "Invalid hash password " 404 "on line %d in '%s'", line, fname); 405 goto failed; 406 } 407 user->password_len = 16; 408 user->password_hash = 1; 409 pos = pos2; 410 } else { 411 pos2 = pos; 412 while (*pos2 != '\0' && *pos2 != ' ' && 413 *pos2 != '\t' && *pos2 != '#') 414 pos2++; 415 if ((pos2 - pos) & 1) { 416 wpa_printf(MSG_ERROR, "Invalid hex password " 417 "on line %d in '%s'", line, fname); 418 goto failed; 419 } 420 user->password = os_malloc((pos2 - pos) / 2); 421 if (user->password == NULL) { 422 wpa_printf(MSG_ERROR, "Failed to allocate " 423 "memory for EAP password"); 424 goto failed; 425 } 426 if (hexstr2bin(pos, user->password, 427 (pos2 - pos) / 2) < 0) { 428 wpa_printf(MSG_ERROR, "Invalid hex password " 429 "on line %d in '%s'", line, fname); 430 goto failed; 431 } 432 user->password_len = (pos2 - pos) / 2; 433 pos = pos2; 434 } 435 436 while (*pos == ' ' || *pos == '\t') 437 pos++; 438 if (os_strncmp(pos, "[2]", 3) == 0) { 439 user->phase2 = 1; 440 } 441 442 done: 443 if (tail == NULL) { 444 tail = conf->eap_user = user; 445 } else { 446 tail->next = user; 447 tail = user; 448 } 449 continue; 450 451 failed: 452 if (user) { 453 os_free(user->password); 454 os_free(user->identity); 455 os_free(user); 456 } 457 ret = -1; 458 break; 459 } 460 461 fclose(f); 462 463 return ret; 464 } 465 #endif /* EAP_SERVER */ 466 467 468 #ifndef CONFIG_NO_RADIUS 469 static int 470 hostapd_config_read_radius_addr(struct hostapd_radius_server **server, 471 int *num_server, const char *val, int def_port, 472 struct hostapd_radius_server **curr_serv) 473 { 474 struct hostapd_radius_server *nserv; 475 int ret; 476 static int server_index = 1; 477 478 nserv = os_realloc_array(*server, *num_server + 1, sizeof(*nserv)); 479 if (nserv == NULL) 480 return -1; 481 482 *server = nserv; 483 nserv = &nserv[*num_server]; 484 (*num_server)++; 485 (*curr_serv) = nserv; 486 487 os_memset(nserv, 0, sizeof(*nserv)); 488 nserv->port = def_port; 489 ret = hostapd_parse_ip_addr(val, &nserv->addr); 490 nserv->index = server_index++; 491 492 return ret; 493 } 494 495 496 static struct hostapd_radius_attr * 497 hostapd_parse_radius_attr(const char *value) 498 { 499 const char *pos; 500 char syntax; 501 struct hostapd_radius_attr *attr; 502 size_t len; 503 504 attr = os_zalloc(sizeof(*attr)); 505 if (attr == NULL) 506 return NULL; 507 508 attr->type = atoi(value); 509 510 pos = os_strchr(value, ':'); 511 if (pos == NULL) { 512 attr->val = wpabuf_alloc(1); 513 if (attr->val == NULL) { 514 os_free(attr); 515 return NULL; 516 } 517 wpabuf_put_u8(attr->val, 0); 518 return attr; 519 } 520 521 pos++; 522 if (pos[0] == '\0' || pos[1] != ':') { 523 os_free(attr); 524 return NULL; 525 } 526 syntax = *pos++; 527 pos++; 528 529 switch (syntax) { 530 case 's': 531 attr->val = wpabuf_alloc_copy(pos, os_strlen(pos)); 532 break; 533 case 'x': 534 len = os_strlen(pos); 535 if (len & 1) 536 break; 537 len /= 2; 538 attr->val = wpabuf_alloc(len); 539 if (attr->val == NULL) 540 break; 541 if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) { 542 wpabuf_free(attr->val); 543 os_free(attr); 544 return NULL; 545 } 546 break; 547 case 'd': 548 attr->val = wpabuf_alloc(4); 549 if (attr->val) 550 wpabuf_put_be32(attr->val, atoi(pos)); 551 break; 552 default: 553 os_free(attr); 554 return NULL; 555 } 556 557 if (attr->val == NULL) { 558 os_free(attr); 559 return NULL; 560 } 561 562 return attr; 563 } 564 565 566 static int hostapd_parse_das_client(struct hostapd_bss_config *bss, 567 const char *val) 568 { 569 char *secret; 570 571 secret = os_strchr(val, ' '); 572 if (secret == NULL) 573 return -1; 574 575 secret++; 576 577 if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr)) 578 return -1; 579 580 os_free(bss->radius_das_shared_secret); 581 bss->radius_das_shared_secret = (u8 *) os_strdup(secret); 582 if (bss->radius_das_shared_secret == NULL) 583 return -1; 584 bss->radius_das_shared_secret_len = os_strlen(secret); 585 586 return 0; 587 } 588 #endif /* CONFIG_NO_RADIUS */ 589 590 591 static int hostapd_config_parse_key_mgmt(int line, const char *value) 592 { 593 int val = 0, last; 594 char *start, *end, *buf; 595 596 buf = os_strdup(value); 597 if (buf == NULL) 598 return -1; 599 start = buf; 600 601 while (*start != '\0') { 602 while (*start == ' ' || *start == '\t') 603 start++; 604 if (*start == '\0') 605 break; 606 end = start; 607 while (*end != ' ' && *end != '\t' && *end != '\0') 608 end++; 609 last = *end == '\0'; 610 *end = '\0'; 611 if (os_strcmp(start, "WPA-PSK") == 0) 612 val |= WPA_KEY_MGMT_PSK; 613 else if (os_strcmp(start, "WPA-EAP") == 0) 614 val |= WPA_KEY_MGMT_IEEE8021X; 615 #ifdef CONFIG_IEEE80211R 616 else if (os_strcmp(start, "FT-PSK") == 0) 617 val |= WPA_KEY_MGMT_FT_PSK; 618 else if (os_strcmp(start, "FT-EAP") == 0) 619 val |= WPA_KEY_MGMT_FT_IEEE8021X; 620 #endif /* CONFIG_IEEE80211R */ 621 #ifdef CONFIG_IEEE80211W 622 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0) 623 val |= WPA_KEY_MGMT_PSK_SHA256; 624 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0) 625 val |= WPA_KEY_MGMT_IEEE8021X_SHA256; 626 #endif /* CONFIG_IEEE80211W */ 627 else { 628 wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'", 629 line, start); 630 os_free(buf); 631 return -1; 632 } 633 634 if (last) 635 break; 636 start = end + 1; 637 } 638 639 os_free(buf); 640 if (val == 0) { 641 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values " 642 "configured.", line); 643 return -1; 644 } 645 646 return val; 647 } 648 649 650 static int hostapd_config_parse_cipher(int line, const char *value) 651 { 652 int val = 0, last; 653 char *start, *end, *buf; 654 655 buf = os_strdup(value); 656 if (buf == NULL) 657 return -1; 658 start = buf; 659 660 while (*start != '\0') { 661 while (*start == ' ' || *start == '\t') 662 start++; 663 if (*start == '\0') 664 break; 665 end = start; 666 while (*end != ' ' && *end != '\t' && *end != '\0') 667 end++; 668 last = *end == '\0'; 669 *end = '\0'; 670 if (os_strcmp(start, "CCMP") == 0) 671 val |= WPA_CIPHER_CCMP; 672 else if (os_strcmp(start, "GCMP") == 0) 673 val |= WPA_CIPHER_GCMP; 674 else if (os_strcmp(start, "TKIP") == 0) 675 val |= WPA_CIPHER_TKIP; 676 else if (os_strcmp(start, "WEP104") == 0) 677 val |= WPA_CIPHER_WEP104; 678 else if (os_strcmp(start, "WEP40") == 0) 679 val |= WPA_CIPHER_WEP40; 680 else if (os_strcmp(start, "NONE") == 0) 681 val |= WPA_CIPHER_NONE; 682 else { 683 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.", 684 line, start); 685 os_free(buf); 686 return -1; 687 } 688 689 if (last) 690 break; 691 start = end + 1; 692 } 693 os_free(buf); 694 695 if (val == 0) { 696 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.", 697 line); 698 return -1; 699 } 700 return val; 701 } 702 703 704 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx, 705 char *val) 706 { 707 size_t len = os_strlen(val); 708 709 if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL) 710 return -1; 711 712 if (val[0] == '"') { 713 if (len < 2 || val[len - 1] != '"') 714 return -1; 715 len -= 2; 716 wep->key[keyidx] = os_malloc(len); 717 if (wep->key[keyidx] == NULL) 718 return -1; 719 os_memcpy(wep->key[keyidx], val + 1, len); 720 wep->len[keyidx] = len; 721 } else { 722 if (len & 1) 723 return -1; 724 len /= 2; 725 wep->key[keyidx] = os_malloc(len); 726 if (wep->key[keyidx] == NULL) 727 return -1; 728 wep->len[keyidx] = len; 729 if (hexstr2bin(val, wep->key[keyidx], len) < 0) 730 return -1; 731 } 732 733 wep->keys_set++; 734 735 return 0; 736 } 737 738 739 static int hostapd_parse_rates(int **rate_list, char *val) 740 { 741 int *list; 742 int count; 743 char *pos, *end; 744 745 os_free(*rate_list); 746 *rate_list = NULL; 747 748 pos = val; 749 count = 0; 750 while (*pos != '\0') { 751 if (*pos == ' ') 752 count++; 753 pos++; 754 } 755 756 list = os_malloc(sizeof(int) * (count + 2)); 757 if (list == NULL) 758 return -1; 759 pos = val; 760 count = 0; 761 while (*pos != '\0') { 762 end = os_strchr(pos, ' '); 763 if (end) 764 *end = '\0'; 765 766 list[count++] = atoi(pos); 767 if (!end) 768 break; 769 pos = end + 1; 770 } 771 list[count] = -1; 772 773 *rate_list = list; 774 return 0; 775 } 776 777 778 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname) 779 { 780 struct hostapd_bss_config *bss; 781 782 if (*ifname == '\0') 783 return -1; 784 785 bss = os_realloc_array(conf->bss, conf->num_bss + 1, 786 sizeof(struct hostapd_bss_config)); 787 if (bss == NULL) { 788 wpa_printf(MSG_ERROR, "Failed to allocate memory for " 789 "multi-BSS entry"); 790 return -1; 791 } 792 conf->bss = bss; 793 794 bss = &(conf->bss[conf->num_bss]); 795 os_memset(bss, 0, sizeof(*bss)); 796 bss->radius = os_zalloc(sizeof(*bss->radius)); 797 if (bss->radius == NULL) { 798 wpa_printf(MSG_ERROR, "Failed to allocate memory for " 799 "multi-BSS RADIUS data"); 800 return -1; 801 } 802 803 conf->num_bss++; 804 conf->last_bss = bss; 805 806 hostapd_config_defaults_bss(bss); 807 os_strlcpy(bss->iface, ifname, sizeof(bss->iface)); 808 os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1); 809 810 return 0; 811 } 812 813 814 /* convert floats with one decimal place to value*10 int, i.e., 815 * "1.5" will return 15 */ 816 static int hostapd_config_read_int10(const char *value) 817 { 818 int i, d; 819 char *pos; 820 821 i = atoi(value); 822 pos = os_strchr(value, '.'); 823 d = 0; 824 if (pos) { 825 pos++; 826 if (*pos >= '0' && *pos <= '9') 827 d = *pos - '0'; 828 } 829 830 return i * 10 + d; 831 } 832 833 834 static int valid_cw(int cw) 835 { 836 return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 || 837 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023); 838 } 839 840 841 enum { 842 IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */ 843 IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */ 844 IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */ 845 IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */ 846 }; 847 848 static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name, 849 char *val) 850 { 851 int num; 852 char *pos; 853 struct hostapd_tx_queue_params *queue; 854 855 /* skip 'tx_queue_' prefix */ 856 pos = name + 9; 857 if (os_strncmp(pos, "data", 4) == 0 && 858 pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') { 859 num = pos[4] - '0'; 860 pos += 6; 861 } else if (os_strncmp(pos, "after_beacon_", 13) == 0 || 862 os_strncmp(pos, "beacon_", 7) == 0) { 863 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name); 864 return 0; 865 } else { 866 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos); 867 return -1; 868 } 869 870 if (num >= NUM_TX_QUEUES) { 871 /* for backwards compatibility, do not trigger failure */ 872 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name); 873 return 0; 874 } 875 876 queue = &conf->tx_queue[num]; 877 878 if (os_strcmp(pos, "aifs") == 0) { 879 queue->aifs = atoi(val); 880 if (queue->aifs < 0 || queue->aifs > 255) { 881 wpa_printf(MSG_ERROR, "Invalid AIFS value %d", 882 queue->aifs); 883 return -1; 884 } 885 } else if (os_strcmp(pos, "cwmin") == 0) { 886 queue->cwmin = atoi(val); 887 if (!valid_cw(queue->cwmin)) { 888 wpa_printf(MSG_ERROR, "Invalid cwMin value %d", 889 queue->cwmin); 890 return -1; 891 } 892 } else if (os_strcmp(pos, "cwmax") == 0) { 893 queue->cwmax = atoi(val); 894 if (!valid_cw(queue->cwmax)) { 895 wpa_printf(MSG_ERROR, "Invalid cwMax value %d", 896 queue->cwmax); 897 return -1; 898 } 899 } else if (os_strcmp(pos, "burst") == 0) { 900 queue->burst = hostapd_config_read_int10(val); 901 } else { 902 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos); 903 return -1; 904 } 905 906 return 0; 907 } 908 909 910 #ifdef CONFIG_IEEE80211R 911 static int add_r0kh(struct hostapd_bss_config *bss, char *value) 912 { 913 struct ft_remote_r0kh *r0kh; 914 char *pos, *next; 915 916 r0kh = os_zalloc(sizeof(*r0kh)); 917 if (r0kh == NULL) 918 return -1; 919 920 /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */ 921 pos = value; 922 next = os_strchr(pos, ' '); 923 if (next) 924 *next++ = '\0'; 925 if (next == NULL || hwaddr_aton(pos, r0kh->addr)) { 926 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos); 927 os_free(r0kh); 928 return -1; 929 } 930 931 pos = next; 932 next = os_strchr(pos, ' '); 933 if (next) 934 *next++ = '\0'; 935 if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) { 936 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos); 937 os_free(r0kh); 938 return -1; 939 } 940 r0kh->id_len = next - pos - 1; 941 os_memcpy(r0kh->id, pos, r0kh->id_len); 942 943 pos = next; 944 if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) { 945 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos); 946 os_free(r0kh); 947 return -1; 948 } 949 950 r0kh->next = bss->r0kh_list; 951 bss->r0kh_list = r0kh; 952 953 return 0; 954 } 955 956 957 static int add_r1kh(struct hostapd_bss_config *bss, char *value) 958 { 959 struct ft_remote_r1kh *r1kh; 960 char *pos, *next; 961 962 r1kh = os_zalloc(sizeof(*r1kh)); 963 if (r1kh == NULL) 964 return -1; 965 966 /* 02:01:02:03:04:05 02:01:02:03:04:05 967 * 000102030405060708090a0b0c0d0e0f */ 968 pos = value; 969 next = os_strchr(pos, ' '); 970 if (next) 971 *next++ = '\0'; 972 if (next == NULL || hwaddr_aton(pos, r1kh->addr)) { 973 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos); 974 os_free(r1kh); 975 return -1; 976 } 977 978 pos = next; 979 next = os_strchr(pos, ' '); 980 if (next) 981 *next++ = '\0'; 982 if (next == NULL || hwaddr_aton(pos, r1kh->id)) { 983 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos); 984 os_free(r1kh); 985 return -1; 986 } 987 988 pos = next; 989 if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) { 990 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos); 991 os_free(r1kh); 992 return -1; 993 } 994 995 r1kh->next = bss->r1kh_list; 996 bss->r1kh_list = r1kh; 997 998 return 0; 999 } 1000 #endif /* CONFIG_IEEE80211R */ 1001 1002 1003 #ifdef CONFIG_IEEE80211N 1004 static int hostapd_config_ht_capab(struct hostapd_config *conf, 1005 const char *capab) 1006 { 1007 if (os_strstr(capab, "[LDPC]")) 1008 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP; 1009 if (os_strstr(capab, "[HT40-]")) { 1010 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; 1011 conf->secondary_channel = -1; 1012 } 1013 if (os_strstr(capab, "[HT40+]")) { 1014 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; 1015 conf->secondary_channel = 1; 1016 } 1017 if (os_strstr(capab, "[SMPS-STATIC]")) { 1018 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK; 1019 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC; 1020 } 1021 if (os_strstr(capab, "[SMPS-DYNAMIC]")) { 1022 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK; 1023 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC; 1024 } 1025 if (os_strstr(capab, "[GF]")) 1026 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD; 1027 if (os_strstr(capab, "[SHORT-GI-20]")) 1028 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ; 1029 if (os_strstr(capab, "[SHORT-GI-40]")) 1030 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ; 1031 if (os_strstr(capab, "[TX-STBC]")) 1032 conf->ht_capab |= HT_CAP_INFO_TX_STBC; 1033 if (os_strstr(capab, "[RX-STBC1]")) { 1034 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1035 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1; 1036 } 1037 if (os_strstr(capab, "[RX-STBC12]")) { 1038 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1039 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12; 1040 } 1041 if (os_strstr(capab, "[RX-STBC123]")) { 1042 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1043 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123; 1044 } 1045 if (os_strstr(capab, "[DELAYED-BA]")) 1046 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA; 1047 if (os_strstr(capab, "[MAX-AMSDU-7935]")) 1048 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE; 1049 if (os_strstr(capab, "[DSSS_CCK-40]")) 1050 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ; 1051 if (os_strstr(capab, "[PSMP]")) 1052 conf->ht_capab |= HT_CAP_INFO_PSMP_SUPP; 1053 if (os_strstr(capab, "[LSIG-TXOP-PROT]")) 1054 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT; 1055 1056 return 0; 1057 } 1058 #endif /* CONFIG_IEEE80211N */ 1059 1060 1061 #ifdef CONFIG_IEEE80211AC 1062 static int hostapd_config_vht_capab(struct hostapd_config *conf, 1063 const char *capab) 1064 { 1065 if (os_strstr(capab, "[MAX-MPDU-7991]")) 1066 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991; 1067 if (os_strstr(capab, "[MAX-MPDU-11454]")) 1068 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454; 1069 if (os_strstr(capab, "[VHT160]")) 1070 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; 1071 if (os_strstr(capab, "[VHT160-80PLUS80]")) 1072 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; 1073 if (os_strstr(capab, "[VHT160-80PLUS80]")) 1074 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; 1075 if (os_strstr(capab, "[RXLDPC]")) 1076 conf->vht_capab |= VHT_CAP_RXLDPC; 1077 if (os_strstr(capab, "[SHORT-GI-80]")) 1078 conf->vht_capab |= VHT_CAP_SHORT_GI_80; 1079 if (os_strstr(capab, "[SHORT-GI-160]")) 1080 conf->vht_capab |= VHT_CAP_SHORT_GI_160; 1081 if (os_strstr(capab, "[TX-STBC-2BY1]")) 1082 conf->vht_capab |= VHT_CAP_TXSTBC; 1083 if (os_strstr(capab, "[RX-STBC-1]")) 1084 conf->vht_capab |= VHT_CAP_RXSTBC_1; 1085 if (os_strstr(capab, "[RX-STBC-12]")) 1086 conf->vht_capab |= VHT_CAP_RXSTBC_2; 1087 if (os_strstr(capab, "[RX-STBC-123]")) 1088 conf->vht_capab |= VHT_CAP_RXSTBC_3; 1089 if (os_strstr(capab, "[RX-STBC-1234]")) 1090 conf->vht_capab |= VHT_CAP_RXSTBC_4; 1091 if (os_strstr(capab, "[SU-BEAMFORMER]")) 1092 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE; 1093 if (os_strstr(capab, "[SU-BEAMFORMEE]")) 1094 conf->vht_capab |= VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1095 if (os_strstr(capab, "[BF-ANTENNA-2]") && 1096 (conf->vht_capab & VHT_CAP_MU_BEAMFORMER_CAPABLE)) 1097 conf->vht_capab |= VHT_CAP_BEAMFORMER_ANTENNAS_MAX; 1098 if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") && 1099 (conf->vht_capab & VHT_CAP_MU_BEAMFORMER_CAPABLE)) 1100 conf->vht_capab |= VHT_CAP_SOUNDING_DIMENTION_MAX; 1101 if (os_strstr(capab, "[MU-BEAMFORMER]")) 1102 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE; 1103 if (os_strstr(capab, "[MU-BEAMFORMEE]")) 1104 conf->vht_capab |= VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1105 if (os_strstr(capab, "[VHT-TXOP-PS]")) 1106 conf->vht_capab |= VHT_CAP_VHT_TXOP_PS; 1107 if (os_strstr(capab, "[HTC-VHT]")) 1108 conf->vht_capab |= VHT_CAP_HTC_VHT; 1109 if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP0]")) 1110 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT; 1111 if (os_strstr(capab, "[VHT-LINK-ADAPT2]") && 1112 (conf->vht_capab & VHT_CAP_HTC_VHT)) 1113 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB; 1114 if (os_strstr(capab, "[VHT-LINK-ADAPT3]") && 1115 (conf->vht_capab & VHT_CAP_HTC_VHT)) 1116 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB; 1117 if (os_strstr(capab, "[RX-ANTENNA-PATTERN]")) 1118 conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN; 1119 if (os_strstr(capab, "[TX-ANTENNA-PATTERN]")) 1120 conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN; 1121 return 0; 1122 } 1123 #endif /* CONFIG_IEEE80211AC */ 1124 1125 1126 static int hostapd_config_check_bss(struct hostapd_bss_config *bss, 1127 struct hostapd_config *conf) 1128 { 1129 if (bss->ieee802_1x && !bss->eap_server && 1130 !bss->radius->auth_servers) { 1131 wpa_printf(MSG_ERROR, "Invalid IEEE 802.1X configuration (no " 1132 "EAP authenticator configured)."); 1133 return -1; 1134 } 1135 1136 if (bss->wpa && bss->wpa_psk_radius != PSK_RADIUS_IGNORED && 1137 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) { 1138 wpa_printf(MSG_ERROR, "WPA-PSK using RADIUS enabled, but no " 1139 "RADIUS checking (macaddr_acl=2) enabled."); 1140 return -1; 1141 } 1142 1143 if (bss->wpa && (bss->wpa_key_mgmt & WPA_KEY_MGMT_PSK) && 1144 bss->ssid.wpa_psk == NULL && bss->ssid.wpa_passphrase == NULL && 1145 bss->ssid.wpa_psk_file == NULL && 1146 (bss->wpa_psk_radius != PSK_RADIUS_REQUIRED || 1147 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH)) { 1148 wpa_printf(MSG_ERROR, "WPA-PSK enabled, but PSK or passphrase " 1149 "is not configured."); 1150 return -1; 1151 } 1152 1153 if (hostapd_mac_comp_empty(bss->bssid) != 0) { 1154 size_t i; 1155 1156 for (i = 0; i < conf->num_bss; i++) { 1157 if ((&conf->bss[i] != bss) && 1158 (hostapd_mac_comp(conf->bss[i].bssid, 1159 bss->bssid) == 0)) { 1160 wpa_printf(MSG_ERROR, "Duplicate BSSID " MACSTR 1161 " on interface '%s' and '%s'.", 1162 MAC2STR(bss->bssid), 1163 conf->bss[i].iface, bss->iface); 1164 return -1; 1165 } 1166 } 1167 } 1168 1169 #ifdef CONFIG_IEEE80211R 1170 if (wpa_key_mgmt_ft(bss->wpa_key_mgmt) && 1171 (bss->nas_identifier == NULL || 1172 os_strlen(bss->nas_identifier) < 1 || 1173 os_strlen(bss->nas_identifier) > FT_R0KH_ID_MAX_LEN)) { 1174 wpa_printf(MSG_ERROR, "FT (IEEE 802.11r) requires " 1175 "nas_identifier to be configured as a 1..48 octet " 1176 "string"); 1177 return -1; 1178 } 1179 #endif /* CONFIG_IEEE80211R */ 1180 1181 #ifdef CONFIG_IEEE80211N 1182 if (conf->ieee80211n && conf->hw_mode == HOSTAPD_MODE_IEEE80211B) { 1183 bss->disable_11n = 1; 1184 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) in 11b mode is not " 1185 "allowed, disabling HT capabilites"); 1186 } 1187 1188 if (conf->ieee80211n && 1189 bss->ssid.security_policy == SECURITY_STATIC_WEP) { 1190 bss->disable_11n = 1; 1191 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WEP is not " 1192 "allowed, disabling HT capabilities"); 1193 } 1194 1195 if (conf->ieee80211n && bss->wpa && 1196 !(bss->wpa_pairwise & WPA_CIPHER_CCMP) && 1197 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP))) { 1198 bss->disable_11n = 1; 1199 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WPA/WPA2 " 1200 "requires CCMP/GCMP to be enabled, disabling HT " 1201 "capabilities"); 1202 } 1203 #endif /* CONFIG_IEEE80211N */ 1204 1205 #ifdef CONFIG_WPS2 1206 if (bss->wps_state && bss->ignore_broadcast_ssid) { 1207 wpa_printf(MSG_INFO, "WPS: ignore_broadcast_ssid " 1208 "configuration forced WPS to be disabled"); 1209 bss->wps_state = 0; 1210 } 1211 1212 if (bss->wps_state && bss->ssid.wep.keys_set && bss->wpa == 0) { 1213 wpa_printf(MSG_INFO, "WPS: WEP configuration forced WPS to be " 1214 "disabled"); 1215 bss->wps_state = 0; 1216 } 1217 1218 if (bss->wps_state && bss->wpa && 1219 (!(bss->wpa & 2) || 1220 !(bss->rsn_pairwise & WPA_CIPHER_CCMP))) { 1221 wpa_printf(MSG_INFO, "WPS: WPA/TKIP configuration without " 1222 "WPA2/CCMP forced WPS to be disabled"); 1223 bss->wps_state = 0; 1224 } 1225 #endif /* CONFIG_WPS2 */ 1226 1227 #ifdef CONFIG_HS20 1228 if (bss->hs20 && 1229 (!(bss->wpa & 2) || 1230 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP)))) { 1231 wpa_printf(MSG_ERROR, "HS 2.0: WPA2-Enterprise/CCMP " 1232 "configuration is required for Hotspot 2.0 " 1233 "functionality"); 1234 return -1; 1235 } 1236 #endif /* CONFIG_HS20 */ 1237 1238 return 0; 1239 } 1240 1241 1242 static int hostapd_config_check(struct hostapd_config *conf) 1243 { 1244 size_t i; 1245 1246 if (conf->ieee80211d && (!conf->country[0] || !conf->country[1])) { 1247 wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11d without " 1248 "setting the country_code"); 1249 return -1; 1250 } 1251 1252 for (i = 0; i < conf->num_bss; i++) { 1253 if (hostapd_config_check_bss(&conf->bss[i], conf)) 1254 return -1; 1255 } 1256 1257 return 0; 1258 } 1259 1260 1261 #ifdef CONFIG_INTERWORKING 1262 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos, 1263 int line) 1264 { 1265 size_t len = os_strlen(pos); 1266 u8 oi[MAX_ROAMING_CONSORTIUM_LEN]; 1267 1268 struct hostapd_roaming_consortium *rc; 1269 1270 if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN || 1271 hexstr2bin(pos, oi, len / 2)) { 1272 wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium " 1273 "'%s'", line, pos); 1274 return -1; 1275 } 1276 len /= 2; 1277 1278 rc = os_realloc_array(bss->roaming_consortium, 1279 bss->roaming_consortium_count + 1, 1280 sizeof(struct hostapd_roaming_consortium)); 1281 if (rc == NULL) 1282 return -1; 1283 1284 os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len); 1285 rc[bss->roaming_consortium_count].len = len; 1286 1287 bss->roaming_consortium = rc; 1288 bss->roaming_consortium_count++; 1289 1290 return 0; 1291 } 1292 1293 1294 static int parse_lang_string(struct hostapd_lang_string **array, 1295 unsigned int *count, char *pos) 1296 { 1297 char *sep; 1298 size_t clen, nlen; 1299 struct hostapd_lang_string *ls; 1300 1301 sep = os_strchr(pos, ':'); 1302 if (sep == NULL) 1303 return -1; 1304 *sep++ = '\0'; 1305 1306 clen = os_strlen(pos); 1307 if (clen < 2) 1308 return -1; 1309 nlen = os_strlen(sep); 1310 if (nlen > 252) 1311 return -1; 1312 1313 ls = os_realloc_array(*array, *count + 1, 1314 sizeof(struct hostapd_lang_string)); 1315 if (ls == NULL) 1316 return -1; 1317 1318 *array = ls; 1319 ls = &(*array)[*count]; 1320 (*count)++; 1321 1322 os_memset(ls->lang, 0, sizeof(ls->lang)); 1323 os_memcpy(ls->lang, pos, clen); 1324 ls->name_len = nlen; 1325 os_memcpy(ls->name, sep, nlen); 1326 1327 return 0; 1328 } 1329 1330 1331 static int parse_venue_name(struct hostapd_bss_config *bss, char *pos, 1332 int line) 1333 { 1334 if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) { 1335 wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'", 1336 line, pos); 1337 return -1; 1338 } 1339 return 0; 1340 } 1341 1342 1343 static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf, 1344 int line) 1345 { 1346 size_t count; 1347 char *pos; 1348 u8 *info = NULL, *ipos; 1349 1350 /* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */ 1351 1352 count = 1; 1353 for (pos = buf; *pos; pos++) { 1354 if ((*pos < '0' && *pos > '9') && *pos != ';' && *pos != ',') 1355 goto fail; 1356 if (*pos == ';') 1357 count++; 1358 } 1359 if (1 + count * 3 > 0x7f) 1360 goto fail; 1361 1362 info = os_zalloc(2 + 3 + count * 3); 1363 if (info == NULL) 1364 return -1; 1365 1366 ipos = info; 1367 *ipos++ = 0; /* GUD - Version 1 */ 1368 *ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */ 1369 *ipos++ = 0; /* PLMN List IEI */ 1370 /* ext(b8) | Length of PLMN List value contents(b7..1) */ 1371 *ipos++ = 1 + count * 3; 1372 *ipos++ = count; /* Number of PLMNs */ 1373 1374 pos = buf; 1375 while (pos && *pos) { 1376 char *mcc, *mnc; 1377 size_t mnc_len; 1378 1379 mcc = pos; 1380 mnc = os_strchr(pos, ','); 1381 if (mnc == NULL) 1382 goto fail; 1383 *mnc++ = '\0'; 1384 pos = os_strchr(mnc, ';'); 1385 if (pos) 1386 *pos++ = '\0'; 1387 1388 mnc_len = os_strlen(mnc); 1389 if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3)) 1390 goto fail; 1391 1392 /* BC coded MCC,MNC */ 1393 /* MCC digit 2 | MCC digit 1 */ 1394 *ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0'); 1395 /* MNC digit 3 | MCC digit 3 */ 1396 *ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) | 1397 (mcc[2] - '0'); 1398 /* MNC digit 2 | MNC digit 1 */ 1399 *ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0'); 1400 } 1401 1402 os_free(bss->anqp_3gpp_cell_net); 1403 bss->anqp_3gpp_cell_net = info; 1404 bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count; 1405 wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information", 1406 bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len); 1407 1408 return 0; 1409 1410 fail: 1411 wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s", 1412 line, buf); 1413 os_free(info); 1414 return -1; 1415 } 1416 1417 1418 static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line) 1419 { 1420 struct hostapd_nai_realm_data *realm; 1421 size_t i, j, len; 1422 int *offsets; 1423 char *pos, *end, *rpos; 1424 1425 offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS, 1426 sizeof(int)); 1427 if (offsets == NULL) 1428 return -1; 1429 1430 for (i = 0; i < bss->nai_realm_count; i++) { 1431 realm = &bss->nai_realm_data[i]; 1432 for (j = 0; j < MAX_NAI_REALMS; j++) { 1433 offsets[i * MAX_NAI_REALMS + j] = 1434 realm->realm[j] ? 1435 realm->realm[j] - realm->realm_buf : -1; 1436 } 1437 } 1438 1439 realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1, 1440 sizeof(struct hostapd_nai_realm_data)); 1441 if (realm == NULL) { 1442 os_free(offsets); 1443 return -1; 1444 } 1445 bss->nai_realm_data = realm; 1446 1447 /* patch the pointers after realloc */ 1448 for (i = 0; i < bss->nai_realm_count; i++) { 1449 realm = &bss->nai_realm_data[i]; 1450 for (j = 0; j < MAX_NAI_REALMS; j++) { 1451 int offs = offsets[i * MAX_NAI_REALMS + j]; 1452 if (offs >= 0) 1453 realm->realm[j] = realm->realm_buf + offs; 1454 else 1455 realm->realm[j] = NULL; 1456 } 1457 } 1458 os_free(offsets); 1459 1460 realm = &bss->nai_realm_data[bss->nai_realm_count]; 1461 os_memset(realm, 0, sizeof(*realm)); 1462 1463 pos = buf; 1464 realm->encoding = atoi(pos); 1465 pos = os_strchr(pos, ','); 1466 if (pos == NULL) 1467 goto fail; 1468 pos++; 1469 1470 end = os_strchr(pos, ','); 1471 if (end) { 1472 len = end - pos; 1473 *end = '\0'; 1474 } else { 1475 len = os_strlen(pos); 1476 } 1477 1478 if (len > MAX_NAI_REALMLEN) { 1479 wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d " 1480 "characters)", (int) len, MAX_NAI_REALMLEN); 1481 goto fail; 1482 } 1483 os_memcpy(realm->realm_buf, pos, len); 1484 1485 if (end) 1486 pos = end + 1; 1487 else 1488 pos = NULL; 1489 1490 while (pos && *pos) { 1491 struct hostapd_nai_realm_eap *eap; 1492 1493 if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) { 1494 wpa_printf(MSG_ERROR, "Too many EAP methods"); 1495 goto fail; 1496 } 1497 1498 eap = &realm->eap_method[realm->eap_method_count]; 1499 realm->eap_method_count++; 1500 1501 end = os_strchr(pos, ','); 1502 if (end == NULL) 1503 end = pos + os_strlen(pos); 1504 1505 eap->eap_method = atoi(pos); 1506 for (;;) { 1507 pos = os_strchr(pos, '['); 1508 if (pos == NULL || pos > end) 1509 break; 1510 pos++; 1511 if (eap->num_auths >= MAX_NAI_AUTH_TYPES) { 1512 wpa_printf(MSG_ERROR, "Too many auth params"); 1513 goto fail; 1514 } 1515 eap->auth_id[eap->num_auths] = atoi(pos); 1516 pos = os_strchr(pos, ':'); 1517 if (pos == NULL || pos > end) 1518 goto fail; 1519 pos++; 1520 eap->auth_val[eap->num_auths] = atoi(pos); 1521 pos = os_strchr(pos, ']'); 1522 if (pos == NULL || pos > end) 1523 goto fail; 1524 pos++; 1525 eap->num_auths++; 1526 } 1527 1528 if (*end != ',') 1529 break; 1530 1531 pos = end + 1; 1532 } 1533 1534 /* Split realm list into null terminated realms */ 1535 rpos = realm->realm_buf; 1536 i = 0; 1537 while (*rpos) { 1538 if (i >= MAX_NAI_REALMS) { 1539 wpa_printf(MSG_ERROR, "Too many realms"); 1540 goto fail; 1541 } 1542 realm->realm[i++] = rpos; 1543 rpos = os_strchr(rpos, ';'); 1544 if (rpos == NULL) 1545 break; 1546 *rpos++ = '\0'; 1547 } 1548 1549 bss->nai_realm_count++; 1550 1551 return 0; 1552 1553 fail: 1554 wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf); 1555 return -1; 1556 } 1557 1558 #endif /* CONFIG_INTERWORKING */ 1559 1560 1561 #ifdef CONFIG_HS20 1562 static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf, 1563 int line) 1564 { 1565 u8 *conn_cap; 1566 char *pos; 1567 1568 if (bss->hs20_connection_capability_len >= 0xfff0) 1569 return -1; 1570 1571 conn_cap = os_realloc(bss->hs20_connection_capability, 1572 bss->hs20_connection_capability_len + 4); 1573 if (conn_cap == NULL) 1574 return -1; 1575 1576 bss->hs20_connection_capability = conn_cap; 1577 conn_cap += bss->hs20_connection_capability_len; 1578 pos = buf; 1579 conn_cap[0] = atoi(pos); 1580 pos = os_strchr(pos, ':'); 1581 if (pos == NULL) 1582 return -1; 1583 pos++; 1584 WPA_PUT_LE16(conn_cap + 1, atoi(pos)); 1585 pos = os_strchr(pos, ':'); 1586 if (pos == NULL) 1587 return -1; 1588 pos++; 1589 conn_cap[3] = atoi(pos); 1590 bss->hs20_connection_capability_len += 4; 1591 1592 return 0; 1593 } 1594 1595 1596 static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf, 1597 int line) 1598 { 1599 u8 *wan_metrics; 1600 char *pos; 1601 1602 /* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */ 1603 1604 wan_metrics = os_zalloc(13); 1605 if (wan_metrics == NULL) 1606 return -1; 1607 1608 pos = buf; 1609 /* WAN Info */ 1610 if (hexstr2bin(pos, wan_metrics, 1) < 0) 1611 goto fail; 1612 pos += 2; 1613 if (*pos != ':') 1614 goto fail; 1615 pos++; 1616 1617 /* Downlink Speed */ 1618 WPA_PUT_LE32(wan_metrics + 1, atoi(pos)); 1619 pos = os_strchr(pos, ':'); 1620 if (pos == NULL) 1621 goto fail; 1622 pos++; 1623 1624 /* Uplink Speed */ 1625 WPA_PUT_LE32(wan_metrics + 5, atoi(pos)); 1626 pos = os_strchr(pos, ':'); 1627 if (pos == NULL) 1628 goto fail; 1629 pos++; 1630 1631 /* Downlink Load */ 1632 wan_metrics[9] = atoi(pos); 1633 pos = os_strchr(pos, ':'); 1634 if (pos == NULL) 1635 goto fail; 1636 pos++; 1637 1638 /* Uplink Load */ 1639 wan_metrics[10] = atoi(pos); 1640 pos = os_strchr(pos, ':'); 1641 if (pos == NULL) 1642 goto fail; 1643 pos++; 1644 1645 /* LMD */ 1646 WPA_PUT_LE16(wan_metrics + 11, atoi(pos)); 1647 1648 os_free(bss->hs20_wan_metrics); 1649 bss->hs20_wan_metrics = wan_metrics; 1650 1651 return 0; 1652 1653 fail: 1654 wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'", 1655 line, pos); 1656 os_free(wan_metrics); 1657 return -1; 1658 } 1659 1660 1661 static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss, 1662 char *pos, int line) 1663 { 1664 if (parse_lang_string(&bss->hs20_oper_friendly_name, 1665 &bss->hs20_oper_friendly_name_count, pos)) { 1666 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1667 "hs20_oper_friendly_name '%s'", line, pos); 1668 return -1; 1669 } 1670 return 0; 1671 } 1672 #endif /* CONFIG_HS20 */ 1673 1674 1675 #ifdef CONFIG_WPS_NFC 1676 static struct wpabuf * hostapd_parse_bin(const char *buf) 1677 { 1678 size_t len; 1679 struct wpabuf *ret; 1680 1681 len = os_strlen(buf); 1682 if (len & 0x01) 1683 return NULL; 1684 len /= 2; 1685 1686 ret = wpabuf_alloc(len); 1687 if (ret == NULL) 1688 return NULL; 1689 1690 if (hexstr2bin(buf, wpabuf_put(ret, len), len)) { 1691 wpabuf_free(ret); 1692 return NULL; 1693 } 1694 1695 return ret; 1696 } 1697 #endif /* CONFIG_WPS_NFC */ 1698 1699 1700 static int hostapd_config_fill(struct hostapd_config *conf, 1701 struct hostapd_bss_config *bss, 1702 char *buf, char *pos, int line) 1703 { 1704 int errors = 0; 1705 1706 { 1707 if (os_strcmp(buf, "interface") == 0) { 1708 os_strlcpy(conf->bss[0].iface, pos, 1709 sizeof(conf->bss[0].iface)); 1710 } else if (os_strcmp(buf, "bridge") == 0) { 1711 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge)); 1712 } else if (os_strcmp(buf, "wds_bridge") == 0) { 1713 os_strlcpy(bss->wds_bridge, pos, 1714 sizeof(bss->wds_bridge)); 1715 } else if (os_strcmp(buf, "driver") == 0) { 1716 int j; 1717 /* clear to get error below if setting is invalid */ 1718 conf->driver = NULL; 1719 for (j = 0; wpa_drivers[j]; j++) { 1720 if (os_strcmp(pos, wpa_drivers[j]->name) == 0) 1721 { 1722 conf->driver = wpa_drivers[j]; 1723 break; 1724 } 1725 } 1726 if (conf->driver == NULL) { 1727 wpa_printf(MSG_ERROR, "Line %d: invalid/" 1728 "unknown driver '%s'", line, pos); 1729 errors++; 1730 } 1731 } else if (os_strcmp(buf, "debug") == 0) { 1732 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' " 1733 "configuration variable is not used " 1734 "anymore", line); 1735 } else if (os_strcmp(buf, "logger_syslog_level") == 0) { 1736 bss->logger_syslog_level = atoi(pos); 1737 } else if (os_strcmp(buf, "logger_stdout_level") == 0) { 1738 bss->logger_stdout_level = atoi(pos); 1739 } else if (os_strcmp(buf, "logger_syslog") == 0) { 1740 bss->logger_syslog = atoi(pos); 1741 } else if (os_strcmp(buf, "logger_stdout") == 0) { 1742 bss->logger_stdout = atoi(pos); 1743 } else if (os_strcmp(buf, "dump_file") == 0) { 1744 bss->dump_log_name = os_strdup(pos); 1745 } else if (os_strcmp(buf, "ssid") == 0) { 1746 bss->ssid.ssid_len = os_strlen(pos); 1747 if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN || 1748 bss->ssid.ssid_len < 1) { 1749 wpa_printf(MSG_ERROR, "Line %d: invalid SSID " 1750 "'%s'", line, pos); 1751 errors++; 1752 } else { 1753 os_memcpy(bss->ssid.ssid, pos, 1754 bss->ssid.ssid_len); 1755 bss->ssid.ssid_set = 1; 1756 } 1757 } else if (os_strcmp(buf, "ssid2") == 0) { 1758 size_t slen; 1759 char *str = wpa_config_parse_string(pos, &slen); 1760 if (str == NULL || slen < 1 || 1761 slen > HOSTAPD_MAX_SSID_LEN) { 1762 wpa_printf(MSG_ERROR, "Line %d: invalid SSID " 1763 "'%s'", line, pos); 1764 errors++; 1765 } else { 1766 os_memcpy(bss->ssid.ssid, str, slen); 1767 bss->ssid.ssid_len = slen; 1768 bss->ssid.ssid_set = 1; 1769 } 1770 os_free(str); 1771 } else if (os_strcmp(buf, "macaddr_acl") == 0) { 1772 bss->macaddr_acl = atoi(pos); 1773 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED && 1774 bss->macaddr_acl != DENY_UNLESS_ACCEPTED && 1775 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) { 1776 wpa_printf(MSG_ERROR, "Line %d: unknown " 1777 "macaddr_acl %d", 1778 line, bss->macaddr_acl); 1779 } 1780 } else if (os_strcmp(buf, "accept_mac_file") == 0) { 1781 if (hostapd_config_read_maclist(pos, &bss->accept_mac, 1782 &bss->num_accept_mac)) 1783 { 1784 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1785 "read accept_mac_file '%s'", 1786 line, pos); 1787 errors++; 1788 } 1789 } else if (os_strcmp(buf, "deny_mac_file") == 0) { 1790 if (hostapd_config_read_maclist(pos, &bss->deny_mac, 1791 &bss->num_deny_mac)) { 1792 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1793 "read deny_mac_file '%s'", 1794 line, pos); 1795 errors++; 1796 } 1797 } else if (os_strcmp(buf, "wds_sta") == 0) { 1798 bss->wds_sta = atoi(pos); 1799 } else if (os_strcmp(buf, "ap_isolate") == 0) { 1800 bss->isolate = atoi(pos); 1801 } else if (os_strcmp(buf, "ap_max_inactivity") == 0) { 1802 bss->ap_max_inactivity = atoi(pos); 1803 } else if (os_strcmp(buf, "skip_inactivity_poll") == 0) { 1804 bss->skip_inactivity_poll = atoi(pos); 1805 } else if (os_strcmp(buf, "country_code") == 0) { 1806 os_memcpy(conf->country, pos, 2); 1807 /* FIX: make this configurable */ 1808 conf->country[2] = ' '; 1809 } else if (os_strcmp(buf, "ieee80211d") == 0) { 1810 conf->ieee80211d = atoi(pos); 1811 } else if (os_strcmp(buf, "ieee8021x") == 0) { 1812 bss->ieee802_1x = atoi(pos); 1813 } else if (os_strcmp(buf, "eapol_version") == 0) { 1814 bss->eapol_version = atoi(pos); 1815 if (bss->eapol_version < 1 || 1816 bss->eapol_version > 2) { 1817 wpa_printf(MSG_ERROR, "Line %d: invalid EAPOL " 1818 "version (%d): '%s'.", 1819 line, bss->eapol_version, pos); 1820 errors++; 1821 } else 1822 wpa_printf(MSG_DEBUG, "eapol_version=%d", 1823 bss->eapol_version); 1824 #ifdef EAP_SERVER 1825 } else if (os_strcmp(buf, "eap_authenticator") == 0) { 1826 bss->eap_server = atoi(pos); 1827 wpa_printf(MSG_ERROR, "Line %d: obsolete " 1828 "eap_authenticator used; this has been " 1829 "renamed to eap_server", line); 1830 } else if (os_strcmp(buf, "eap_server") == 0) { 1831 bss->eap_server = atoi(pos); 1832 } else if (os_strcmp(buf, "eap_user_file") == 0) { 1833 if (hostapd_config_read_eap_user(pos, bss)) 1834 errors++; 1835 } else if (os_strcmp(buf, "ca_cert") == 0) { 1836 os_free(bss->ca_cert); 1837 bss->ca_cert = os_strdup(pos); 1838 } else if (os_strcmp(buf, "server_cert") == 0) { 1839 os_free(bss->server_cert); 1840 bss->server_cert = os_strdup(pos); 1841 } else if (os_strcmp(buf, "private_key") == 0) { 1842 os_free(bss->private_key); 1843 bss->private_key = os_strdup(pos); 1844 } else if (os_strcmp(buf, "private_key_passwd") == 0) { 1845 os_free(bss->private_key_passwd); 1846 bss->private_key_passwd = os_strdup(pos); 1847 } else if (os_strcmp(buf, "check_crl") == 0) { 1848 bss->check_crl = atoi(pos); 1849 } else if (os_strcmp(buf, "dh_file") == 0) { 1850 os_free(bss->dh_file); 1851 bss->dh_file = os_strdup(pos); 1852 } else if (os_strcmp(buf, "fragment_size") == 0) { 1853 bss->fragment_size = atoi(pos); 1854 #ifdef EAP_SERVER_FAST 1855 } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) { 1856 os_free(bss->pac_opaque_encr_key); 1857 bss->pac_opaque_encr_key = os_malloc(16); 1858 if (bss->pac_opaque_encr_key == NULL) { 1859 wpa_printf(MSG_ERROR, "Line %d: No memory for " 1860 "pac_opaque_encr_key", line); 1861 errors++; 1862 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 1863 16)) { 1864 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1865 "pac_opaque_encr_key", line); 1866 errors++; 1867 } 1868 } else if (os_strcmp(buf, "eap_fast_a_id") == 0) { 1869 size_t idlen = os_strlen(pos); 1870 if (idlen & 1) { 1871 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1872 "eap_fast_a_id", line); 1873 errors++; 1874 } else { 1875 os_free(bss->eap_fast_a_id); 1876 bss->eap_fast_a_id = os_malloc(idlen / 2); 1877 if (bss->eap_fast_a_id == NULL || 1878 hexstr2bin(pos, bss->eap_fast_a_id, 1879 idlen / 2)) { 1880 wpa_printf(MSG_ERROR, "Line %d: " 1881 "Failed to parse " 1882 "eap_fast_a_id", line); 1883 errors++; 1884 } else 1885 bss->eap_fast_a_id_len = idlen / 2; 1886 } 1887 } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) { 1888 os_free(bss->eap_fast_a_id_info); 1889 bss->eap_fast_a_id_info = os_strdup(pos); 1890 } else if (os_strcmp(buf, "eap_fast_prov") == 0) { 1891 bss->eap_fast_prov = atoi(pos); 1892 } else if (os_strcmp(buf, "pac_key_lifetime") == 0) { 1893 bss->pac_key_lifetime = atoi(pos); 1894 } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) { 1895 bss->pac_key_refresh_time = atoi(pos); 1896 #endif /* EAP_SERVER_FAST */ 1897 #ifdef EAP_SERVER_SIM 1898 } else if (os_strcmp(buf, "eap_sim_db") == 0) { 1899 os_free(bss->eap_sim_db); 1900 bss->eap_sim_db = os_strdup(pos); 1901 } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) { 1902 bss->eap_sim_aka_result_ind = atoi(pos); 1903 #endif /* EAP_SERVER_SIM */ 1904 #ifdef EAP_SERVER_TNC 1905 } else if (os_strcmp(buf, "tnc") == 0) { 1906 bss->tnc = atoi(pos); 1907 #endif /* EAP_SERVER_TNC */ 1908 #ifdef EAP_SERVER_PWD 1909 } else if (os_strcmp(buf, "pwd_group") == 0) { 1910 bss->pwd_group = atoi(pos); 1911 #endif /* EAP_SERVER_PWD */ 1912 #endif /* EAP_SERVER */ 1913 } else if (os_strcmp(buf, "eap_message") == 0) { 1914 char *term; 1915 bss->eap_req_id_text = os_strdup(pos); 1916 if (bss->eap_req_id_text == NULL) { 1917 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1918 "allocate memory for " 1919 "eap_req_id_text", line); 1920 errors++; 1921 return errors; 1922 } 1923 bss->eap_req_id_text_len = 1924 os_strlen(bss->eap_req_id_text); 1925 term = os_strstr(bss->eap_req_id_text, "\\0"); 1926 if (term) { 1927 *term++ = '\0'; 1928 os_memmove(term, term + 1, 1929 bss->eap_req_id_text_len - 1930 (term - bss->eap_req_id_text) - 1); 1931 bss->eap_req_id_text_len--; 1932 } 1933 } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) { 1934 bss->default_wep_key_len = atoi(pos); 1935 if (bss->default_wep_key_len > 13) { 1936 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 1937 "key len %lu (= %lu bits)", line, 1938 (unsigned long) 1939 bss->default_wep_key_len, 1940 (unsigned long) 1941 bss->default_wep_key_len * 8); 1942 errors++; 1943 } 1944 } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) { 1945 bss->individual_wep_key_len = atoi(pos); 1946 if (bss->individual_wep_key_len < 0 || 1947 bss->individual_wep_key_len > 13) { 1948 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 1949 "key len %d (= %d bits)", line, 1950 bss->individual_wep_key_len, 1951 bss->individual_wep_key_len * 8); 1952 errors++; 1953 } 1954 } else if (os_strcmp(buf, "wep_rekey_period") == 0) { 1955 bss->wep_rekeying_period = atoi(pos); 1956 if (bss->wep_rekeying_period < 0) { 1957 wpa_printf(MSG_ERROR, "Line %d: invalid " 1958 "period %d", 1959 line, bss->wep_rekeying_period); 1960 errors++; 1961 } 1962 } else if (os_strcmp(buf, "eap_reauth_period") == 0) { 1963 bss->eap_reauth_period = atoi(pos); 1964 if (bss->eap_reauth_period < 0) { 1965 wpa_printf(MSG_ERROR, "Line %d: invalid " 1966 "period %d", 1967 line, bss->eap_reauth_period); 1968 errors++; 1969 } 1970 } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) { 1971 bss->eapol_key_index_workaround = atoi(pos); 1972 #ifdef CONFIG_IAPP 1973 } else if (os_strcmp(buf, "iapp_interface") == 0) { 1974 bss->ieee802_11f = 1; 1975 os_strlcpy(bss->iapp_iface, pos, 1976 sizeof(bss->iapp_iface)); 1977 #endif /* CONFIG_IAPP */ 1978 } else if (os_strcmp(buf, "own_ip_addr") == 0) { 1979 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) { 1980 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 1981 "address '%s'", line, pos); 1982 errors++; 1983 } 1984 } else if (os_strcmp(buf, "nas_identifier") == 0) { 1985 bss->nas_identifier = os_strdup(pos); 1986 #ifndef CONFIG_NO_RADIUS 1987 } else if (os_strcmp(buf, "auth_server_addr") == 0) { 1988 if (hostapd_config_read_radius_addr( 1989 &bss->radius->auth_servers, 1990 &bss->radius->num_auth_servers, pos, 1812, 1991 &bss->radius->auth_server)) { 1992 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 1993 "address '%s'", line, pos); 1994 errors++; 1995 } 1996 } else if (bss->radius->auth_server && 1997 os_strcmp(buf, "auth_server_port") == 0) { 1998 bss->radius->auth_server->port = atoi(pos); 1999 } else if (bss->radius->auth_server && 2000 os_strcmp(buf, "auth_server_shared_secret") == 0) { 2001 int len = os_strlen(pos); 2002 if (len == 0) { 2003 /* RFC 2865, Ch. 3 */ 2004 wpa_printf(MSG_ERROR, "Line %d: empty shared " 2005 "secret is not allowed.", line); 2006 errors++; 2007 } 2008 bss->radius->auth_server->shared_secret = 2009 (u8 *) os_strdup(pos); 2010 bss->radius->auth_server->shared_secret_len = len; 2011 } else if (os_strcmp(buf, "acct_server_addr") == 0) { 2012 if (hostapd_config_read_radius_addr( 2013 &bss->radius->acct_servers, 2014 &bss->radius->num_acct_servers, pos, 1813, 2015 &bss->radius->acct_server)) { 2016 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 2017 "address '%s'", line, pos); 2018 errors++; 2019 } 2020 } else if (bss->radius->acct_server && 2021 os_strcmp(buf, "acct_server_port") == 0) { 2022 bss->radius->acct_server->port = atoi(pos); 2023 } else if (bss->radius->acct_server && 2024 os_strcmp(buf, "acct_server_shared_secret") == 0) { 2025 int len = os_strlen(pos); 2026 if (len == 0) { 2027 /* RFC 2865, Ch. 3 */ 2028 wpa_printf(MSG_ERROR, "Line %d: empty shared " 2029 "secret is not allowed.", line); 2030 errors++; 2031 } 2032 bss->radius->acct_server->shared_secret = 2033 (u8 *) os_strdup(pos); 2034 bss->radius->acct_server->shared_secret_len = len; 2035 } else if (os_strcmp(buf, "radius_retry_primary_interval") == 2036 0) { 2037 bss->radius->retry_primary_interval = atoi(pos); 2038 } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) 2039 { 2040 bss->acct_interim_interval = atoi(pos); 2041 } else if (os_strcmp(buf, "radius_request_cui") == 0) { 2042 bss->radius_request_cui = atoi(pos); 2043 } else if (os_strcmp(buf, "radius_auth_req_attr") == 0) { 2044 struct hostapd_radius_attr *attr, *a; 2045 attr = hostapd_parse_radius_attr(pos); 2046 if (attr == NULL) { 2047 wpa_printf(MSG_ERROR, "Line %d: invalid " 2048 "radius_auth_req_attr", line); 2049 errors++; 2050 } else if (bss->radius_auth_req_attr == NULL) { 2051 bss->radius_auth_req_attr = attr; 2052 } else { 2053 a = bss->radius_auth_req_attr; 2054 while (a->next) 2055 a = a->next; 2056 a->next = attr; 2057 } 2058 } else if (os_strcmp(buf, "radius_acct_req_attr") == 0) { 2059 struct hostapd_radius_attr *attr, *a; 2060 attr = hostapd_parse_radius_attr(pos); 2061 if (attr == NULL) { 2062 wpa_printf(MSG_ERROR, "Line %d: invalid " 2063 "radius_acct_req_attr", line); 2064 errors++; 2065 } else if (bss->radius_acct_req_attr == NULL) { 2066 bss->radius_acct_req_attr = attr; 2067 } else { 2068 a = bss->radius_acct_req_attr; 2069 while (a->next) 2070 a = a->next; 2071 a->next = attr; 2072 } 2073 } else if (os_strcmp(buf, "radius_das_port") == 0) { 2074 bss->radius_das_port = atoi(pos); 2075 } else if (os_strcmp(buf, "radius_das_client") == 0) { 2076 if (hostapd_parse_das_client(bss, pos) < 0) { 2077 wpa_printf(MSG_ERROR, "Line %d: invalid " 2078 "DAS client", line); 2079 errors++; 2080 } 2081 } else if (os_strcmp(buf, "radius_das_time_window") == 0) { 2082 bss->radius_das_time_window = atoi(pos); 2083 } else if (os_strcmp(buf, "radius_das_require_event_timestamp") 2084 == 0) { 2085 bss->radius_das_require_event_timestamp = atoi(pos); 2086 #endif /* CONFIG_NO_RADIUS */ 2087 } else if (os_strcmp(buf, "auth_algs") == 0) { 2088 bss->auth_algs = atoi(pos); 2089 if (bss->auth_algs == 0) { 2090 wpa_printf(MSG_ERROR, "Line %d: no " 2091 "authentication algorithms allowed", 2092 line); 2093 errors++; 2094 } 2095 } else if (os_strcmp(buf, "max_num_sta") == 0) { 2096 bss->max_num_sta = atoi(pos); 2097 if (bss->max_num_sta < 0 || 2098 bss->max_num_sta > MAX_STA_COUNT) { 2099 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2100 "max_num_sta=%d; allowed range " 2101 "0..%d", line, bss->max_num_sta, 2102 MAX_STA_COUNT); 2103 errors++; 2104 } 2105 } else if (os_strcmp(buf, "wpa") == 0) { 2106 bss->wpa = atoi(pos); 2107 } else if (os_strcmp(buf, "wpa_group_rekey") == 0) { 2108 bss->wpa_group_rekey = atoi(pos); 2109 } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) { 2110 bss->wpa_strict_rekey = atoi(pos); 2111 } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) { 2112 bss->wpa_gmk_rekey = atoi(pos); 2113 } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) { 2114 bss->wpa_ptk_rekey = atoi(pos); 2115 } else if (os_strcmp(buf, "wpa_passphrase") == 0) { 2116 int len = os_strlen(pos); 2117 if (len < 8 || len > 63) { 2118 wpa_printf(MSG_ERROR, "Line %d: invalid WPA " 2119 "passphrase length %d (expected " 2120 "8..63)", line, len); 2121 errors++; 2122 } else { 2123 os_free(bss->ssid.wpa_passphrase); 2124 bss->ssid.wpa_passphrase = os_strdup(pos); 2125 os_free(bss->ssid.wpa_psk); 2126 bss->ssid.wpa_psk = NULL; 2127 } 2128 } else if (os_strcmp(buf, "wpa_psk") == 0) { 2129 os_free(bss->ssid.wpa_psk); 2130 bss->ssid.wpa_psk = 2131 os_zalloc(sizeof(struct hostapd_wpa_psk)); 2132 if (bss->ssid.wpa_psk == NULL) 2133 errors++; 2134 else if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, 2135 PMK_LEN) || 2136 pos[PMK_LEN * 2] != '\0') { 2137 wpa_printf(MSG_ERROR, "Line %d: Invalid PSK " 2138 "'%s'.", line, pos); 2139 errors++; 2140 } else { 2141 bss->ssid.wpa_psk->group = 1; 2142 os_free(bss->ssid.wpa_passphrase); 2143 bss->ssid.wpa_passphrase = NULL; 2144 } 2145 } else if (os_strcmp(buf, "wpa_psk_file") == 0) { 2146 os_free(bss->ssid.wpa_psk_file); 2147 bss->ssid.wpa_psk_file = os_strdup(pos); 2148 if (!bss->ssid.wpa_psk_file) { 2149 wpa_printf(MSG_ERROR, "Line %d: allocation " 2150 "failed", line); 2151 errors++; 2152 } 2153 } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) { 2154 bss->wpa_key_mgmt = 2155 hostapd_config_parse_key_mgmt(line, pos); 2156 if (bss->wpa_key_mgmt == -1) 2157 errors++; 2158 } else if (os_strcmp(buf, "wpa_psk_radius") == 0) { 2159 bss->wpa_psk_radius = atoi(pos); 2160 if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED && 2161 bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED && 2162 bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) { 2163 wpa_printf(MSG_ERROR, "Line %d: unknown " 2164 "wpa_psk_radius %d", 2165 line, bss->wpa_psk_radius); 2166 errors++; 2167 } 2168 } else if (os_strcmp(buf, "wpa_pairwise") == 0) { 2169 bss->wpa_pairwise = 2170 hostapd_config_parse_cipher(line, pos); 2171 if (bss->wpa_pairwise == -1 || 2172 bss->wpa_pairwise == 0) 2173 errors++; 2174 else if (bss->wpa_pairwise & 2175 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | 2176 WPA_CIPHER_WEP104)) { 2177 wpa_printf(MSG_ERROR, "Line %d: unsupported " 2178 "pairwise cipher suite '%s'", 2179 bss->wpa_pairwise, pos); 2180 errors++; 2181 } 2182 } else if (os_strcmp(buf, "rsn_pairwise") == 0) { 2183 bss->rsn_pairwise = 2184 hostapd_config_parse_cipher(line, pos); 2185 if (bss->rsn_pairwise == -1 || 2186 bss->rsn_pairwise == 0) 2187 errors++; 2188 else if (bss->rsn_pairwise & 2189 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | 2190 WPA_CIPHER_WEP104)) { 2191 wpa_printf(MSG_ERROR, "Line %d: unsupported " 2192 "pairwise cipher suite '%s'", 2193 bss->rsn_pairwise, pos); 2194 errors++; 2195 } 2196 #ifdef CONFIG_RSN_PREAUTH 2197 } else if (os_strcmp(buf, "rsn_preauth") == 0) { 2198 bss->rsn_preauth = atoi(pos); 2199 } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) { 2200 bss->rsn_preauth_interfaces = os_strdup(pos); 2201 #endif /* CONFIG_RSN_PREAUTH */ 2202 #ifdef CONFIG_PEERKEY 2203 } else if (os_strcmp(buf, "peerkey") == 0) { 2204 bss->peerkey = atoi(pos); 2205 #endif /* CONFIG_PEERKEY */ 2206 #ifdef CONFIG_IEEE80211R 2207 } else if (os_strcmp(buf, "mobility_domain") == 0) { 2208 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN || 2209 hexstr2bin(pos, bss->mobility_domain, 2210 MOBILITY_DOMAIN_ID_LEN) != 0) { 2211 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2212 "mobility_domain '%s'", line, pos); 2213 errors++; 2214 return errors; 2215 } 2216 } else if (os_strcmp(buf, "r1_key_holder") == 0) { 2217 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN || 2218 hexstr2bin(pos, bss->r1_key_holder, 2219 FT_R1KH_ID_LEN) != 0) { 2220 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2221 "r1_key_holder '%s'", line, pos); 2222 errors++; 2223 return errors; 2224 } 2225 } else if (os_strcmp(buf, "r0_key_lifetime") == 0) { 2226 bss->r0_key_lifetime = atoi(pos); 2227 } else if (os_strcmp(buf, "reassociation_deadline") == 0) { 2228 bss->reassociation_deadline = atoi(pos); 2229 } else if (os_strcmp(buf, "r0kh") == 0) { 2230 if (add_r0kh(bss, pos) < 0) { 2231 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2232 "r0kh '%s'", line, pos); 2233 errors++; 2234 return errors; 2235 } 2236 } else if (os_strcmp(buf, "r1kh") == 0) { 2237 if (add_r1kh(bss, pos) < 0) { 2238 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2239 "r1kh '%s'", line, pos); 2240 errors++; 2241 return errors; 2242 } 2243 } else if (os_strcmp(buf, "pmk_r1_push") == 0) { 2244 bss->pmk_r1_push = atoi(pos); 2245 } else if (os_strcmp(buf, "ft_over_ds") == 0) { 2246 bss->ft_over_ds = atoi(pos); 2247 #endif /* CONFIG_IEEE80211R */ 2248 #ifndef CONFIG_NO_CTRL_IFACE 2249 } else if (os_strcmp(buf, "ctrl_interface") == 0) { 2250 os_free(bss->ctrl_interface); 2251 bss->ctrl_interface = os_strdup(pos); 2252 } else if (os_strcmp(buf, "ctrl_interface_group") == 0) { 2253 #ifndef CONFIG_NATIVE_WINDOWS 2254 struct group *grp; 2255 char *endp; 2256 const char *group = pos; 2257 2258 grp = getgrnam(group); 2259 if (grp) { 2260 bss->ctrl_interface_gid = grp->gr_gid; 2261 bss->ctrl_interface_gid_set = 1; 2262 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d" 2263 " (from group name '%s')", 2264 bss->ctrl_interface_gid, group); 2265 return errors; 2266 } 2267 2268 /* Group name not found - try to parse this as gid */ 2269 bss->ctrl_interface_gid = strtol(group, &endp, 10); 2270 if (*group == '\0' || *endp != '\0') { 2271 wpa_printf(MSG_DEBUG, "Line %d: Invalid group " 2272 "'%s'", line, group); 2273 errors++; 2274 return errors; 2275 } 2276 bss->ctrl_interface_gid_set = 1; 2277 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d", 2278 bss->ctrl_interface_gid); 2279 #endif /* CONFIG_NATIVE_WINDOWS */ 2280 #endif /* CONFIG_NO_CTRL_IFACE */ 2281 #ifdef RADIUS_SERVER 2282 } else if (os_strcmp(buf, "radius_server_clients") == 0) { 2283 os_free(bss->radius_server_clients); 2284 bss->radius_server_clients = os_strdup(pos); 2285 } else if (os_strcmp(buf, "radius_server_auth_port") == 0) { 2286 bss->radius_server_auth_port = atoi(pos); 2287 } else if (os_strcmp(buf, "radius_server_ipv6") == 0) { 2288 bss->radius_server_ipv6 = atoi(pos); 2289 #endif /* RADIUS_SERVER */ 2290 } else if (os_strcmp(buf, "test_socket") == 0) { 2291 os_free(bss->test_socket); 2292 bss->test_socket = os_strdup(pos); 2293 } else if (os_strcmp(buf, "use_pae_group_addr") == 0) { 2294 bss->use_pae_group_addr = atoi(pos); 2295 } else if (os_strcmp(buf, "hw_mode") == 0) { 2296 if (os_strcmp(pos, "a") == 0) 2297 conf->hw_mode = HOSTAPD_MODE_IEEE80211A; 2298 else if (os_strcmp(pos, "b") == 0) 2299 conf->hw_mode = HOSTAPD_MODE_IEEE80211B; 2300 else if (os_strcmp(pos, "g") == 0) 2301 conf->hw_mode = HOSTAPD_MODE_IEEE80211G; 2302 else { 2303 wpa_printf(MSG_ERROR, "Line %d: unknown " 2304 "hw_mode '%s'", line, pos); 2305 errors++; 2306 } 2307 } else if (os_strcmp(buf, "wps_rf_bands") == 0) { 2308 if (os_strcmp(pos, "a") == 0) 2309 bss->wps_rf_bands = WPS_RF_50GHZ; 2310 else if (os_strcmp(pos, "g") == 0 || 2311 os_strcmp(pos, "b") == 0) 2312 bss->wps_rf_bands = WPS_RF_24GHZ; 2313 else if (os_strcmp(pos, "ag") == 0 || 2314 os_strcmp(pos, "ga") == 0) 2315 bss->wps_rf_bands = 2316 WPS_RF_24GHZ | WPS_RF_50GHZ; 2317 else { 2318 wpa_printf(MSG_ERROR, "Line %d: unknown " 2319 "wps_rf_band '%s'", line, pos); 2320 errors++; 2321 } 2322 } else if (os_strcmp(buf, "channel") == 0) { 2323 conf->channel = atoi(pos); 2324 } else if (os_strcmp(buf, "beacon_int") == 0) { 2325 int val = atoi(pos); 2326 /* MIB defines range as 1..65535, but very small values 2327 * cause problems with the current implementation. 2328 * Since it is unlikely that this small numbers are 2329 * useful in real life scenarios, do not allow beacon 2330 * period to be set below 15 TU. */ 2331 if (val < 15 || val > 65535) { 2332 wpa_printf(MSG_ERROR, "Line %d: invalid " 2333 "beacon_int %d (expected " 2334 "15..65535)", line, val); 2335 errors++; 2336 } else 2337 conf->beacon_int = val; 2338 } else if (os_strcmp(buf, "dtim_period") == 0) { 2339 bss->dtim_period = atoi(pos); 2340 if (bss->dtim_period < 1 || bss->dtim_period > 255) { 2341 wpa_printf(MSG_ERROR, "Line %d: invalid " 2342 "dtim_period %d", 2343 line, bss->dtim_period); 2344 errors++; 2345 } 2346 } else if (os_strcmp(buf, "rts_threshold") == 0) { 2347 conf->rts_threshold = atoi(pos); 2348 if (conf->rts_threshold < 0 || 2349 conf->rts_threshold > 2347) { 2350 wpa_printf(MSG_ERROR, "Line %d: invalid " 2351 "rts_threshold %d", 2352 line, conf->rts_threshold); 2353 errors++; 2354 } 2355 } else if (os_strcmp(buf, "fragm_threshold") == 0) { 2356 conf->fragm_threshold = atoi(pos); 2357 if (conf->fragm_threshold < 256 || 2358 conf->fragm_threshold > 2346) { 2359 wpa_printf(MSG_ERROR, "Line %d: invalid " 2360 "fragm_threshold %d", 2361 line, conf->fragm_threshold); 2362 errors++; 2363 } 2364 } else if (os_strcmp(buf, "send_probe_response") == 0) { 2365 int val = atoi(pos); 2366 if (val != 0 && val != 1) { 2367 wpa_printf(MSG_ERROR, "Line %d: invalid " 2368 "send_probe_response %d (expected " 2369 "0 or 1)", line, val); 2370 } else 2371 conf->send_probe_response = val; 2372 } else if (os_strcmp(buf, "supported_rates") == 0) { 2373 if (hostapd_parse_rates(&conf->supported_rates, pos)) { 2374 wpa_printf(MSG_ERROR, "Line %d: invalid rate " 2375 "list", line); 2376 errors++; 2377 } 2378 } else if (os_strcmp(buf, "basic_rates") == 0) { 2379 if (hostapd_parse_rates(&conf->basic_rates, pos)) { 2380 wpa_printf(MSG_ERROR, "Line %d: invalid rate " 2381 "list", line); 2382 errors++; 2383 } 2384 } else if (os_strcmp(buf, "preamble") == 0) { 2385 if (atoi(pos)) 2386 conf->preamble = SHORT_PREAMBLE; 2387 else 2388 conf->preamble = LONG_PREAMBLE; 2389 } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) { 2390 bss->ignore_broadcast_ssid = atoi(pos); 2391 } else if (os_strcmp(buf, "wep_default_key") == 0) { 2392 bss->ssid.wep.idx = atoi(pos); 2393 if (bss->ssid.wep.idx > 3) { 2394 wpa_printf(MSG_ERROR, "Invalid " 2395 "wep_default_key index %d", 2396 bss->ssid.wep.idx); 2397 errors++; 2398 } 2399 } else if (os_strcmp(buf, "wep_key0") == 0 || 2400 os_strcmp(buf, "wep_key1") == 0 || 2401 os_strcmp(buf, "wep_key2") == 0 || 2402 os_strcmp(buf, "wep_key3") == 0) { 2403 if (hostapd_config_read_wep(&bss->ssid.wep, 2404 buf[7] - '0', pos)) { 2405 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 2406 "key '%s'", line, buf); 2407 errors++; 2408 } 2409 #ifndef CONFIG_NO_VLAN 2410 } else if (os_strcmp(buf, "dynamic_vlan") == 0) { 2411 bss->ssid.dynamic_vlan = atoi(pos); 2412 } else if (os_strcmp(buf, "vlan_file") == 0) { 2413 if (hostapd_config_read_vlan_file(bss, pos)) { 2414 wpa_printf(MSG_ERROR, "Line %d: failed to " 2415 "read VLAN file '%s'", line, pos); 2416 errors++; 2417 } 2418 } else if (os_strcmp(buf, "vlan_naming") == 0) { 2419 bss->ssid.vlan_naming = atoi(pos); 2420 if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END || 2421 bss->ssid.vlan_naming < 0) { 2422 wpa_printf(MSG_ERROR, "Line %d: invalid " 2423 "naming scheme %d", line, 2424 bss->ssid.vlan_naming); 2425 errors++; 2426 } 2427 #ifdef CONFIG_FULL_DYNAMIC_VLAN 2428 } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) { 2429 bss->ssid.vlan_tagged_interface = os_strdup(pos); 2430 #endif /* CONFIG_FULL_DYNAMIC_VLAN */ 2431 #endif /* CONFIG_NO_VLAN */ 2432 } else if (os_strcmp(buf, "ap_table_max_size") == 0) { 2433 conf->ap_table_max_size = atoi(pos); 2434 } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) { 2435 conf->ap_table_expiration_time = atoi(pos); 2436 } else if (os_strncmp(buf, "tx_queue_", 9) == 0) { 2437 if (hostapd_config_tx_queue(conf, buf, pos)) { 2438 wpa_printf(MSG_ERROR, "Line %d: invalid TX " 2439 "queue item", line); 2440 errors++; 2441 } 2442 } else if (os_strcmp(buf, "wme_enabled") == 0 || 2443 os_strcmp(buf, "wmm_enabled") == 0) { 2444 bss->wmm_enabled = atoi(pos); 2445 } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) { 2446 bss->wmm_uapsd = atoi(pos); 2447 } else if (os_strncmp(buf, "wme_ac_", 7) == 0 || 2448 os_strncmp(buf, "wmm_ac_", 7) == 0) { 2449 if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, 2450 pos)) { 2451 wpa_printf(MSG_ERROR, "Line %d: invalid WMM " 2452 "ac item", line); 2453 errors++; 2454 } 2455 } else if (os_strcmp(buf, "bss") == 0) { 2456 if (hostapd_config_bss(conf, pos)) { 2457 wpa_printf(MSG_ERROR, "Line %d: invalid bss " 2458 "item", line); 2459 errors++; 2460 } 2461 } else if (os_strcmp(buf, "bssid") == 0) { 2462 if (hwaddr_aton(pos, bss->bssid)) { 2463 wpa_printf(MSG_ERROR, "Line %d: invalid bssid " 2464 "item", line); 2465 errors++; 2466 } 2467 #ifdef CONFIG_IEEE80211W 2468 } else if (os_strcmp(buf, "ieee80211w") == 0) { 2469 bss->ieee80211w = atoi(pos); 2470 } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) { 2471 bss->assoc_sa_query_max_timeout = atoi(pos); 2472 if (bss->assoc_sa_query_max_timeout == 0) { 2473 wpa_printf(MSG_ERROR, "Line %d: invalid " 2474 "assoc_sa_query_max_timeout", line); 2475 errors++; 2476 } 2477 } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) 2478 { 2479 bss->assoc_sa_query_retry_timeout = atoi(pos); 2480 if (bss->assoc_sa_query_retry_timeout == 0) { 2481 wpa_printf(MSG_ERROR, "Line %d: invalid " 2482 "assoc_sa_query_retry_timeout", 2483 line); 2484 errors++; 2485 } 2486 #endif /* CONFIG_IEEE80211W */ 2487 #ifdef CONFIG_IEEE80211N 2488 } else if (os_strcmp(buf, "ieee80211n") == 0) { 2489 conf->ieee80211n = atoi(pos); 2490 } else if (os_strcmp(buf, "ht_capab") == 0) { 2491 if (hostapd_config_ht_capab(conf, pos) < 0) { 2492 wpa_printf(MSG_ERROR, "Line %d: invalid " 2493 "ht_capab", line); 2494 errors++; 2495 } 2496 } else if (os_strcmp(buf, "require_ht") == 0) { 2497 conf->require_ht = atoi(pos); 2498 #endif /* CONFIG_IEEE80211N */ 2499 #ifdef CONFIG_IEEE80211AC 2500 } else if (os_strcmp(buf, "ieee80211ac") == 0) { 2501 conf->ieee80211ac = atoi(pos); 2502 } else if (os_strcmp(buf, "vht_capab") == 0) { 2503 if (hostapd_config_vht_capab(conf, pos) < 0) { 2504 wpa_printf(MSG_ERROR, "Line %d: invalid " 2505 "vht_capab", line); 2506 errors++; 2507 } 2508 } else if (os_strcmp(buf, "require_vht") == 0) { 2509 conf->require_vht = atoi(pos); 2510 } else if (os_strcmp(buf, "vht_oper_chwidth") == 0) { 2511 conf->vht_oper_chwidth = atoi(pos); 2512 } else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) 2513 { 2514 conf->vht_oper_centr_freq_seg0_idx = atoi(pos); 2515 #endif /* CONFIG_IEEE80211AC */ 2516 } else if (os_strcmp(buf, "max_listen_interval") == 0) { 2517 bss->max_listen_interval = atoi(pos); 2518 } else if (os_strcmp(buf, "disable_pmksa_caching") == 0) { 2519 bss->disable_pmksa_caching = atoi(pos); 2520 } else if (os_strcmp(buf, "okc") == 0) { 2521 bss->okc = atoi(pos); 2522 #ifdef CONFIG_WPS 2523 } else if (os_strcmp(buf, "wps_state") == 0) { 2524 bss->wps_state = atoi(pos); 2525 if (bss->wps_state < 0 || bss->wps_state > 2) { 2526 wpa_printf(MSG_ERROR, "Line %d: invalid " 2527 "wps_state", line); 2528 errors++; 2529 } 2530 } else if (os_strcmp(buf, "ap_setup_locked") == 0) { 2531 bss->ap_setup_locked = atoi(pos); 2532 } else if (os_strcmp(buf, "uuid") == 0) { 2533 if (uuid_str2bin(pos, bss->uuid)) { 2534 wpa_printf(MSG_ERROR, "Line %d: invalid UUID", 2535 line); 2536 errors++; 2537 } 2538 } else if (os_strcmp(buf, "wps_pin_requests") == 0) { 2539 os_free(bss->wps_pin_requests); 2540 bss->wps_pin_requests = os_strdup(pos); 2541 } else if (os_strcmp(buf, "device_name") == 0) { 2542 if (os_strlen(pos) > 32) { 2543 wpa_printf(MSG_ERROR, "Line %d: Too long " 2544 "device_name", line); 2545 errors++; 2546 } 2547 os_free(bss->device_name); 2548 bss->device_name = os_strdup(pos); 2549 } else if (os_strcmp(buf, "manufacturer") == 0) { 2550 if (os_strlen(pos) > 64) { 2551 wpa_printf(MSG_ERROR, "Line %d: Too long " 2552 "manufacturer", line); 2553 errors++; 2554 } 2555 os_free(bss->manufacturer); 2556 bss->manufacturer = os_strdup(pos); 2557 } else if (os_strcmp(buf, "model_name") == 0) { 2558 if (os_strlen(pos) > 32) { 2559 wpa_printf(MSG_ERROR, "Line %d: Too long " 2560 "model_name", line); 2561 errors++; 2562 } 2563 os_free(bss->model_name); 2564 bss->model_name = os_strdup(pos); 2565 } else if (os_strcmp(buf, "model_number") == 0) { 2566 if (os_strlen(pos) > 32) { 2567 wpa_printf(MSG_ERROR, "Line %d: Too long " 2568 "model_number", line); 2569 errors++; 2570 } 2571 os_free(bss->model_number); 2572 bss->model_number = os_strdup(pos); 2573 } else if (os_strcmp(buf, "serial_number") == 0) { 2574 if (os_strlen(pos) > 32) { 2575 wpa_printf(MSG_ERROR, "Line %d: Too long " 2576 "serial_number", line); 2577 errors++; 2578 } 2579 os_free(bss->serial_number); 2580 bss->serial_number = os_strdup(pos); 2581 } else if (os_strcmp(buf, "device_type") == 0) { 2582 if (wps_dev_type_str2bin(pos, bss->device_type)) 2583 errors++; 2584 } else if (os_strcmp(buf, "config_methods") == 0) { 2585 os_free(bss->config_methods); 2586 bss->config_methods = os_strdup(pos); 2587 } else if (os_strcmp(buf, "os_version") == 0) { 2588 if (hexstr2bin(pos, bss->os_version, 4)) { 2589 wpa_printf(MSG_ERROR, "Line %d: invalid " 2590 "os_version", line); 2591 errors++; 2592 } 2593 } else if (os_strcmp(buf, "ap_pin") == 0) { 2594 os_free(bss->ap_pin); 2595 bss->ap_pin = os_strdup(pos); 2596 } else if (os_strcmp(buf, "skip_cred_build") == 0) { 2597 bss->skip_cred_build = atoi(pos); 2598 } else if (os_strcmp(buf, "extra_cred") == 0) { 2599 os_free(bss->extra_cred); 2600 bss->extra_cred = 2601 (u8 *) os_readfile(pos, &bss->extra_cred_len); 2602 if (bss->extra_cred == NULL) { 2603 wpa_printf(MSG_ERROR, "Line %d: could not " 2604 "read Credentials from '%s'", 2605 line, pos); 2606 errors++; 2607 } 2608 } else if (os_strcmp(buf, "wps_cred_processing") == 0) { 2609 bss->wps_cred_processing = atoi(pos); 2610 } else if (os_strcmp(buf, "ap_settings") == 0) { 2611 os_free(bss->ap_settings); 2612 bss->ap_settings = 2613 (u8 *) os_readfile(pos, &bss->ap_settings_len); 2614 if (bss->ap_settings == NULL) { 2615 wpa_printf(MSG_ERROR, "Line %d: could not " 2616 "read AP Settings from '%s'", 2617 line, pos); 2618 errors++; 2619 } 2620 } else if (os_strcmp(buf, "upnp_iface") == 0) { 2621 bss->upnp_iface = os_strdup(pos); 2622 } else if (os_strcmp(buf, "friendly_name") == 0) { 2623 os_free(bss->friendly_name); 2624 bss->friendly_name = os_strdup(pos); 2625 } else if (os_strcmp(buf, "manufacturer_url") == 0) { 2626 os_free(bss->manufacturer_url); 2627 bss->manufacturer_url = os_strdup(pos); 2628 } else if (os_strcmp(buf, "model_description") == 0) { 2629 os_free(bss->model_description); 2630 bss->model_description = os_strdup(pos); 2631 } else if (os_strcmp(buf, "model_url") == 0) { 2632 os_free(bss->model_url); 2633 bss->model_url = os_strdup(pos); 2634 } else if (os_strcmp(buf, "upc") == 0) { 2635 os_free(bss->upc); 2636 bss->upc = os_strdup(pos); 2637 } else if (os_strcmp(buf, "pbc_in_m1") == 0) { 2638 bss->pbc_in_m1 = atoi(pos); 2639 #ifdef CONFIG_WPS_NFC 2640 } else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) { 2641 bss->wps_nfc_dev_pw_id = atoi(pos); 2642 if (bss->wps_nfc_dev_pw_id < 0x10 || 2643 bss->wps_nfc_dev_pw_id > 0xffff) { 2644 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2645 "wps_nfc_dev_pw_id value", line); 2646 errors++; 2647 } 2648 } else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) { 2649 wpabuf_free(bss->wps_nfc_dh_pubkey); 2650 bss->wps_nfc_dh_pubkey = hostapd_parse_bin(pos); 2651 } else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) { 2652 wpabuf_free(bss->wps_nfc_dh_privkey); 2653 bss->wps_nfc_dh_privkey = hostapd_parse_bin(pos); 2654 } else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) { 2655 wpabuf_free(bss->wps_nfc_dev_pw); 2656 bss->wps_nfc_dev_pw = hostapd_parse_bin(pos); 2657 #endif /* CONFIG_WPS_NFC */ 2658 #endif /* CONFIG_WPS */ 2659 #ifdef CONFIG_P2P_MANAGER 2660 } else if (os_strcmp(buf, "manage_p2p") == 0) { 2661 int manage = atoi(pos); 2662 if (manage) 2663 bss->p2p |= P2P_MANAGE; 2664 else 2665 bss->p2p &= ~P2P_MANAGE; 2666 } else if (os_strcmp(buf, "allow_cross_connection") == 0) { 2667 if (atoi(pos)) 2668 bss->p2p |= P2P_ALLOW_CROSS_CONNECTION; 2669 else 2670 bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION; 2671 #endif /* CONFIG_P2P_MANAGER */ 2672 } else if (os_strcmp(buf, "disassoc_low_ack") == 0) { 2673 bss->disassoc_low_ack = atoi(pos); 2674 } else if (os_strcmp(buf, "tdls_prohibit") == 0) { 2675 int val = atoi(pos); 2676 if (val) 2677 bss->tdls |= TDLS_PROHIBIT; 2678 else 2679 bss->tdls &= ~TDLS_PROHIBIT; 2680 } else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) { 2681 int val = atoi(pos); 2682 if (val) 2683 bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH; 2684 else 2685 bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH; 2686 #ifdef CONFIG_RSN_TESTING 2687 } else if (os_strcmp(buf, "rsn_testing") == 0) { 2688 extern int rsn_testing; 2689 rsn_testing = atoi(pos); 2690 #endif /* CONFIG_RSN_TESTING */ 2691 } else if (os_strcmp(buf, "time_advertisement") == 0) { 2692 bss->time_advertisement = atoi(pos); 2693 } else if (os_strcmp(buf, "time_zone") == 0) { 2694 size_t tz_len = os_strlen(pos); 2695 if (tz_len < 4 || tz_len > 255) { 2696 wpa_printf(MSG_DEBUG, "Line %d: invalid " 2697 "time_zone", line); 2698 errors++; 2699 return errors; 2700 } 2701 os_free(bss->time_zone); 2702 bss->time_zone = os_strdup(pos); 2703 if (bss->time_zone == NULL) 2704 errors++; 2705 #ifdef CONFIG_INTERWORKING 2706 } else if (os_strcmp(buf, "interworking") == 0) { 2707 bss->interworking = atoi(pos); 2708 } else if (os_strcmp(buf, "access_network_type") == 0) { 2709 bss->access_network_type = atoi(pos); 2710 if (bss->access_network_type < 0 || 2711 bss->access_network_type > 15) { 2712 wpa_printf(MSG_ERROR, "Line %d: invalid " 2713 "access_network_type", line); 2714 errors++; 2715 } 2716 } else if (os_strcmp(buf, "internet") == 0) { 2717 bss->internet = atoi(pos); 2718 } else if (os_strcmp(buf, "asra") == 0) { 2719 bss->asra = atoi(pos); 2720 } else if (os_strcmp(buf, "esr") == 0) { 2721 bss->esr = atoi(pos); 2722 } else if (os_strcmp(buf, "uesa") == 0) { 2723 bss->uesa = atoi(pos); 2724 } else if (os_strcmp(buf, "venue_group") == 0) { 2725 bss->venue_group = atoi(pos); 2726 bss->venue_info_set = 1; 2727 } else if (os_strcmp(buf, "venue_type") == 0) { 2728 bss->venue_type = atoi(pos); 2729 bss->venue_info_set = 1; 2730 } else if (os_strcmp(buf, "hessid") == 0) { 2731 if (hwaddr_aton(pos, bss->hessid)) { 2732 wpa_printf(MSG_ERROR, "Line %d: invalid " 2733 "hessid", line); 2734 errors++; 2735 } 2736 } else if (os_strcmp(buf, "roaming_consortium") == 0) { 2737 if (parse_roaming_consortium(bss, pos, line) < 0) 2738 errors++; 2739 } else if (os_strcmp(buf, "venue_name") == 0) { 2740 if (parse_venue_name(bss, pos, line) < 0) 2741 errors++; 2742 } else if (os_strcmp(buf, "network_auth_type") == 0) { 2743 u8 auth_type; 2744 u16 redirect_url_len; 2745 if (hexstr2bin(pos, &auth_type, 1)) { 2746 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2747 "network_auth_type '%s'", 2748 line, pos); 2749 errors++; 2750 return errors; 2751 } 2752 if (auth_type == 0 || auth_type == 2) 2753 redirect_url_len = os_strlen(pos + 2); 2754 else 2755 redirect_url_len = 0; 2756 os_free(bss->network_auth_type); 2757 bss->network_auth_type = 2758 os_malloc(redirect_url_len + 3 + 1); 2759 if (bss->network_auth_type == NULL) { 2760 errors++; 2761 return errors; 2762 } 2763 *bss->network_auth_type = auth_type; 2764 WPA_PUT_LE16(bss->network_auth_type + 1, 2765 redirect_url_len); 2766 if (redirect_url_len) 2767 os_memcpy(bss->network_auth_type + 3, 2768 pos + 2, redirect_url_len); 2769 bss->network_auth_type_len = 3 + redirect_url_len; 2770 } else if (os_strcmp(buf, "ipaddr_type_availability") == 0) { 2771 if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) 2772 { 2773 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2774 "ipaddr_type_availability '%s'", 2775 line, pos); 2776 bss->ipaddr_type_configured = 0; 2777 errors++; 2778 return errors; 2779 } 2780 bss->ipaddr_type_configured = 1; 2781 } else if (os_strcmp(buf, "domain_name") == 0) { 2782 int j, num_domains, domain_len, domain_list_len = 0; 2783 char *tok_start, *tok_prev; 2784 u8 *domain_list, *domain_ptr; 2785 2786 domain_list_len = os_strlen(pos) + 1; 2787 domain_list = os_malloc(domain_list_len); 2788 if (domain_list == NULL) { 2789 errors++; 2790 return errors; 2791 } 2792 2793 domain_ptr = domain_list; 2794 tok_prev = pos; 2795 num_domains = 1; 2796 while ((tok_prev = os_strchr(tok_prev, ','))) { 2797 num_domains++; 2798 tok_prev++; 2799 } 2800 tok_prev = pos; 2801 for (j = 0; j < num_domains; j++) { 2802 tok_start = os_strchr(tok_prev, ','); 2803 if (tok_start) { 2804 domain_len = tok_start - tok_prev; 2805 *domain_ptr = domain_len; 2806 os_memcpy(domain_ptr + 1, tok_prev, 2807 domain_len); 2808 domain_ptr += domain_len + 1; 2809 tok_prev = ++tok_start; 2810 } else { 2811 domain_len = os_strlen(tok_prev); 2812 *domain_ptr = domain_len; 2813 os_memcpy(domain_ptr + 1, tok_prev, 2814 domain_len); 2815 domain_ptr += domain_len + 1; 2816 } 2817 } 2818 2819 os_free(bss->domain_name); 2820 bss->domain_name = domain_list; 2821 bss->domain_name_len = domain_list_len; 2822 } else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) { 2823 if (parse_3gpp_cell_net(bss, pos, line) < 0) 2824 errors++; 2825 } else if (os_strcmp(buf, "nai_realm") == 0) { 2826 if (parse_nai_realm(bss, pos, line) < 0) 2827 errors++; 2828 } else if (os_strcmp(buf, "gas_frag_limit") == 0) { 2829 bss->gas_frag_limit = atoi(pos); 2830 } else if (os_strcmp(buf, "gas_comeback_delay") == 0) { 2831 bss->gas_comeback_delay = atoi(pos); 2832 #endif /* CONFIG_INTERWORKING */ 2833 #ifdef CONFIG_RADIUS_TEST 2834 } else if (os_strcmp(buf, "dump_msk_file") == 0) { 2835 os_free(bss->dump_msk_file); 2836 bss->dump_msk_file = os_strdup(pos); 2837 #endif /* CONFIG_RADIUS_TEST */ 2838 #ifdef CONFIG_HS20 2839 } else if (os_strcmp(buf, "hs20") == 0) { 2840 bss->hs20 = atoi(pos); 2841 } else if (os_strcmp(buf, "disable_dgaf") == 0) { 2842 bss->disable_dgaf = atoi(pos); 2843 } else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) { 2844 if (hs20_parse_oper_friendly_name(bss, pos, line) < 0) 2845 errors++; 2846 } else if (os_strcmp(buf, "hs20_wan_metrics") == 0) { 2847 if (hs20_parse_wan_metrics(bss, pos, line) < 0) { 2848 errors++; 2849 return errors; 2850 } 2851 } else if (os_strcmp(buf, "hs20_conn_capab") == 0) { 2852 if (hs20_parse_conn_capab(bss, pos, line) < 0) { 2853 errors++; 2854 return errors; 2855 } 2856 } else if (os_strcmp(buf, "hs20_operating_class") == 0) { 2857 u8 *oper_class; 2858 size_t oper_class_len; 2859 oper_class_len = os_strlen(pos); 2860 if (oper_class_len < 2 || (oper_class_len & 0x01)) { 2861 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2862 "hs20_operating_class '%s'", 2863 line, pos); 2864 errors++; 2865 return errors; 2866 } 2867 oper_class_len /= 2; 2868 oper_class = os_malloc(oper_class_len); 2869 if (oper_class == NULL) { 2870 errors++; 2871 return errors; 2872 } 2873 if (hexstr2bin(pos, oper_class, oper_class_len)) { 2874 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2875 "hs20_operating_class '%s'", 2876 line, pos); 2877 os_free(oper_class); 2878 errors++; 2879 return errors; 2880 } 2881 os_free(bss->hs20_operating_class); 2882 bss->hs20_operating_class = oper_class; 2883 bss->hs20_operating_class_len = oper_class_len; 2884 #endif /* CONFIG_HS20 */ 2885 } else if (os_strcmp(buf, "vendor_elements") == 0) { 2886 struct wpabuf *elems; 2887 size_t len = os_strlen(pos); 2888 if (len & 0x01) { 2889 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2890 "vendor_elements '%s'", line, pos); 2891 return 1; 2892 } 2893 len /= 2; 2894 if (len == 0) { 2895 wpabuf_free(bss->vendor_elements); 2896 bss->vendor_elements = NULL; 2897 return 0; 2898 } 2899 2900 elems = wpabuf_alloc(len); 2901 if (elems == NULL) 2902 return 1; 2903 2904 if (hexstr2bin(pos, wpabuf_put(elems, len), len)) { 2905 wpabuf_free(elems); 2906 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2907 "vendor_elements '%s'", line, pos); 2908 return 1; 2909 } 2910 2911 wpabuf_free(bss->vendor_elements); 2912 bss->vendor_elements = elems; 2913 } else { 2914 wpa_printf(MSG_ERROR, "Line %d: unknown configuration " 2915 "item '%s'", line, buf); 2916 errors++; 2917 } 2918 } 2919 2920 return errors; 2921 } 2922 2923 2924 static void hostapd_set_security_params(struct hostapd_bss_config *bss) 2925 { 2926 int pairwise; 2927 2928 if (bss->individual_wep_key_len == 0) { 2929 /* individual keys are not use; can use key idx0 for 2930 * broadcast keys */ 2931 bss->broadcast_key_idx_min = 0; 2932 } 2933 2934 /* Select group cipher based on the enabled pairwise cipher 2935 * suites */ 2936 pairwise = 0; 2937 if (bss->wpa & 1) 2938 pairwise |= bss->wpa_pairwise; 2939 if (bss->wpa & 2) { 2940 if (bss->rsn_pairwise == 0) 2941 bss->rsn_pairwise = bss->wpa_pairwise; 2942 pairwise |= bss->rsn_pairwise; 2943 } 2944 if (pairwise & WPA_CIPHER_TKIP) 2945 bss->wpa_group = WPA_CIPHER_TKIP; 2946 else if ((pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP)) == 2947 WPA_CIPHER_GCMP) 2948 bss->wpa_group = WPA_CIPHER_GCMP; 2949 else 2950 bss->wpa_group = WPA_CIPHER_CCMP; 2951 2952 bss->radius->auth_server = bss->radius->auth_servers; 2953 bss->radius->acct_server = bss->radius->acct_servers; 2954 2955 if (bss->wpa && bss->ieee802_1x) { 2956 bss->ssid.security_policy = SECURITY_WPA; 2957 } else if (bss->wpa) { 2958 bss->ssid.security_policy = SECURITY_WPA_PSK; 2959 } else if (bss->ieee802_1x) { 2960 int cipher = WPA_CIPHER_NONE; 2961 bss->ssid.security_policy = SECURITY_IEEE_802_1X; 2962 bss->ssid.wep.default_len = bss->default_wep_key_len; 2963 if (bss->default_wep_key_len) 2964 cipher = bss->default_wep_key_len >= 13 ? 2965 WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40; 2966 bss->wpa_group = cipher; 2967 bss->wpa_pairwise = cipher; 2968 bss->rsn_pairwise = cipher; 2969 } else if (bss->ssid.wep.keys_set) { 2970 int cipher = WPA_CIPHER_WEP40; 2971 if (bss->ssid.wep.len[0] >= 13) 2972 cipher = WPA_CIPHER_WEP104; 2973 bss->ssid.security_policy = SECURITY_STATIC_WEP; 2974 bss->wpa_group = cipher; 2975 bss->wpa_pairwise = cipher; 2976 bss->rsn_pairwise = cipher; 2977 } else { 2978 bss->ssid.security_policy = SECURITY_PLAINTEXT; 2979 bss->wpa_group = WPA_CIPHER_NONE; 2980 bss->wpa_pairwise = WPA_CIPHER_NONE; 2981 bss->rsn_pairwise = WPA_CIPHER_NONE; 2982 } 2983 } 2984 2985 2986 /** 2987 * hostapd_config_read - Read and parse a configuration file 2988 * @fname: Configuration file name (including path, if needed) 2989 * Returns: Allocated configuration data structure 2990 */ 2991 struct hostapd_config * hostapd_config_read(const char *fname) 2992 { 2993 struct hostapd_config *conf; 2994 struct hostapd_bss_config *bss; 2995 FILE *f; 2996 char buf[512], *pos; 2997 int line = 0; 2998 int errors = 0; 2999 size_t i; 3000 3001 f = fopen(fname, "r"); 3002 if (f == NULL) { 3003 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' " 3004 "for reading.", fname); 3005 return NULL; 3006 } 3007 3008 conf = hostapd_config_defaults(); 3009 if (conf == NULL) { 3010 fclose(f); 3011 return NULL; 3012 } 3013 3014 /* set default driver based on configuration */ 3015 conf->driver = wpa_drivers[0]; 3016 if (conf->driver == NULL) { 3017 wpa_printf(MSG_ERROR, "No driver wrappers registered!"); 3018 hostapd_config_free(conf); 3019 fclose(f); 3020 return NULL; 3021 } 3022 3023 bss = conf->last_bss = conf->bss; 3024 3025 while (fgets(buf, sizeof(buf), f)) { 3026 bss = conf->last_bss; 3027 line++; 3028 3029 if (buf[0] == '#') 3030 continue; 3031 pos = buf; 3032 while (*pos != '\0') { 3033 if (*pos == '\n') { 3034 *pos = '\0'; 3035 break; 3036 } 3037 pos++; 3038 } 3039 if (buf[0] == '\0') 3040 continue; 3041 3042 pos = os_strchr(buf, '='); 3043 if (pos == NULL) { 3044 wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'", 3045 line, buf); 3046 errors++; 3047 continue; 3048 } 3049 *pos = '\0'; 3050 pos++; 3051 errors += hostapd_config_fill(conf, bss, buf, pos, line); 3052 } 3053 3054 fclose(f); 3055 3056 for (i = 0; i < conf->num_bss; i++) 3057 hostapd_set_security_params(&conf->bss[i]); 3058 3059 if (hostapd_config_check(conf)) 3060 errors++; 3061 3062 #ifndef WPA_IGNORE_CONFIG_ERRORS 3063 if (errors) { 3064 wpa_printf(MSG_ERROR, "%d errors found in configuration file " 3065 "'%s'", errors, fname); 3066 hostapd_config_free(conf); 3067 conf = NULL; 3068 } 3069 #endif /* WPA_IGNORE_CONFIG_ERRORS */ 3070 3071 return conf; 3072 } 3073 3074 3075 int hostapd_set_iface(struct hostapd_config *conf, 3076 struct hostapd_bss_config *bss, char *field, char *value) 3077 { 3078 int errors; 3079 size_t i; 3080 3081 errors = hostapd_config_fill(conf, bss, field, value, 0); 3082 if (errors) { 3083 wpa_printf(MSG_INFO, "Failed to set configuration field '%s' " 3084 "to value '%s'", field, value); 3085 return -1; 3086 } 3087 3088 for (i = 0; i < conf->num_bss; i++) 3089 hostapd_set_security_params(&conf->bss[i]); 3090 3091 if (hostapd_config_check(conf)) { 3092 wpa_printf(MSG_ERROR, "Configuration check failed"); 3093 return -1; 3094 } 3095 3096 return 0; 3097 } 3098