1/* 2 * hostapd / Configuration file parser 3 * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9#include "utils/includes.h" 10#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 25extern struct wpa_driver_ops *wpa_drivers[]; 26 27 28#ifndef CONFIG_NO_VLAN 29static 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 111static 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 119static 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 192static 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 if (os_strncmp(fname, "sqlite:", 7) == 0) { 204 os_free(conf->eap_user_sqlite); 205 conf->eap_user_sqlite = os_strdup(fname + 7); 206 return 0; 207 } 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_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 475static int 476hostapd_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_array(*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} 500 501 502static struct hostapd_radius_attr * 503hostapd_parse_radius_attr(const char *value) 504{ 505 const char *pos; 506 char syntax; 507 struct hostapd_radius_attr *attr; 508 size_t len; 509 510 attr = os_zalloc(sizeof(*attr)); 511 if (attr == NULL) 512 return NULL; 513 514 attr->type = atoi(value); 515 516 pos = os_strchr(value, ':'); 517 if (pos == NULL) { 518 attr->val = wpabuf_alloc(1); 519 if (attr->val == NULL) { 520 os_free(attr); 521 return NULL; 522 } 523 wpabuf_put_u8(attr->val, 0); 524 return attr; 525 } 526 527 pos++; 528 if (pos[0] == '\0' || pos[1] != ':') { 529 os_free(attr); 530 return NULL; 531 } 532 syntax = *pos++; 533 pos++; 534 535 switch (syntax) { 536 case 's': 537 attr->val = wpabuf_alloc_copy(pos, os_strlen(pos)); 538 break; 539 case 'x': 540 len = os_strlen(pos); 541 if (len & 1) 542 break; 543 len /= 2; 544 attr->val = wpabuf_alloc(len); 545 if (attr->val == NULL) 546 break; 547 if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) { 548 wpabuf_free(attr->val); 549 os_free(attr); 550 return NULL; 551 } 552 break; 553 case 'd': 554 attr->val = wpabuf_alloc(4); 555 if (attr->val) 556 wpabuf_put_be32(attr->val, atoi(pos)); 557 break; 558 default: 559 os_free(attr); 560 return NULL; 561 } 562 563 if (attr->val == NULL) { 564 os_free(attr); 565 return NULL; 566 } 567 568 return attr; 569} 570 571 572static int hostapd_parse_das_client(struct hostapd_bss_config *bss, 573 const char *val) 574{ 575 char *secret; 576 577 secret = os_strchr(val, ' '); 578 if (secret == NULL) 579 return -1; 580 581 secret++; 582 583 if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr)) 584 return -1; 585 586 os_free(bss->radius_das_shared_secret); 587 bss->radius_das_shared_secret = (u8 *) os_strdup(secret); 588 if (bss->radius_das_shared_secret == NULL) 589 return -1; 590 bss->radius_das_shared_secret_len = os_strlen(secret); 591 592 return 0; 593} 594#endif /* CONFIG_NO_RADIUS */ 595 596 597static int hostapd_config_parse_key_mgmt(int line, const char *value) 598{ 599 int val = 0, last; 600 char *start, *end, *buf; 601 602 buf = os_strdup(value); 603 if (buf == NULL) 604 return -1; 605 start = buf; 606 607 while (*start != '\0') { 608 while (*start == ' ' || *start == '\t') 609 start++; 610 if (*start == '\0') 611 break; 612 end = start; 613 while (*end != ' ' && *end != '\t' && *end != '\0') 614 end++; 615 last = *end == '\0'; 616 *end = '\0'; 617 if (os_strcmp(start, "WPA-PSK") == 0) 618 val |= WPA_KEY_MGMT_PSK; 619 else if (os_strcmp(start, "WPA-EAP") == 0) 620 val |= WPA_KEY_MGMT_IEEE8021X; 621#ifdef CONFIG_IEEE80211R 622 else if (os_strcmp(start, "FT-PSK") == 0) 623 val |= WPA_KEY_MGMT_FT_PSK; 624 else if (os_strcmp(start, "FT-EAP") == 0) 625 val |= WPA_KEY_MGMT_FT_IEEE8021X; 626#endif /* CONFIG_IEEE80211R */ 627#ifdef CONFIG_IEEE80211W 628 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0) 629 val |= WPA_KEY_MGMT_PSK_SHA256; 630 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0) 631 val |= WPA_KEY_MGMT_IEEE8021X_SHA256; 632#endif /* CONFIG_IEEE80211W */ 633#ifdef CONFIG_SAE 634 else if (os_strcmp(start, "SAE") == 0) 635 val |= WPA_KEY_MGMT_SAE; 636 else if (os_strcmp(start, "FT-SAE") == 0) 637 val |= WPA_KEY_MGMT_FT_SAE; 638#endif /* CONFIG_SAE */ 639 else { 640 wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'", 641 line, start); 642 os_free(buf); 643 return -1; 644 } 645 646 if (last) 647 break; 648 start = end + 1; 649 } 650 651 os_free(buf); 652 if (val == 0) { 653 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values " 654 "configured.", line); 655 return -1; 656 } 657 658 return val; 659} 660 661 662static int hostapd_config_parse_cipher(int line, const char *value) 663{ 664 int val = 0, last; 665 char *start, *end, *buf; 666 667 buf = os_strdup(value); 668 if (buf == NULL) 669 return -1; 670 start = buf; 671 672 while (*start != '\0') { 673 while (*start == ' ' || *start == '\t') 674 start++; 675 if (*start == '\0') 676 break; 677 end = start; 678 while (*end != ' ' && *end != '\t' && *end != '\0') 679 end++; 680 last = *end == '\0'; 681 *end = '\0'; 682 if (os_strcmp(start, "CCMP") == 0) 683 val |= WPA_CIPHER_CCMP; 684 else if (os_strcmp(start, "GCMP") == 0) 685 val |= WPA_CIPHER_GCMP; 686 else if (os_strcmp(start, "TKIP") == 0) 687 val |= WPA_CIPHER_TKIP; 688 else if (os_strcmp(start, "WEP104") == 0) 689 val |= WPA_CIPHER_WEP104; 690 else if (os_strcmp(start, "WEP40") == 0) 691 val |= WPA_CIPHER_WEP40; 692 else if (os_strcmp(start, "NONE") == 0) 693 val |= WPA_CIPHER_NONE; 694 else { 695 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.", 696 line, start); 697 os_free(buf); 698 return -1; 699 } 700 701 if (last) 702 break; 703 start = end + 1; 704 } 705 os_free(buf); 706 707 if (val == 0) { 708 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.", 709 line); 710 return -1; 711 } 712 return val; 713} 714 715 716static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx, 717 char *val) 718{ 719 size_t len = os_strlen(val); 720 721 if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL) 722 return -1; 723 724 if (val[0] == '"') { 725 if (len < 2 || val[len - 1] != '"') 726 return -1; 727 len -= 2; 728 wep->key[keyidx] = os_malloc(len); 729 if (wep->key[keyidx] == NULL) 730 return -1; 731 os_memcpy(wep->key[keyidx], val + 1, len); 732 wep->len[keyidx] = len; 733 } else { 734 if (len & 1) 735 return -1; 736 len /= 2; 737 wep->key[keyidx] = os_malloc(len); 738 if (wep->key[keyidx] == NULL) 739 return -1; 740 wep->len[keyidx] = len; 741 if (hexstr2bin(val, wep->key[keyidx], len) < 0) 742 return -1; 743 } 744 745 wep->keys_set++; 746 747 return 0; 748} 749 750 751static int hostapd_parse_rates(int **rate_list, char *val) 752{ 753 int *list; 754 int count; 755 char *pos, *end; 756 757 os_free(*rate_list); 758 *rate_list = NULL; 759 760 pos = val; 761 count = 0; 762 while (*pos != '\0') { 763 if (*pos == ' ') 764 count++; 765 pos++; 766 } 767 768 list = os_malloc(sizeof(int) * (count + 2)); 769 if (list == NULL) 770 return -1; 771 pos = val; 772 count = 0; 773 while (*pos != '\0') { 774 end = os_strchr(pos, ' '); 775 if (end) 776 *end = '\0'; 777 778 list[count++] = atoi(pos); 779 if (!end) 780 break; 781 pos = end + 1; 782 } 783 list[count] = -1; 784 785 *rate_list = list; 786 return 0; 787} 788 789 790static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname) 791{ 792 struct hostapd_bss_config *bss; 793 794 if (*ifname == '\0') 795 return -1; 796 797 bss = os_realloc_array(conf->bss, conf->num_bss + 1, 798 sizeof(struct hostapd_bss_config)); 799 if (bss == NULL) { 800 wpa_printf(MSG_ERROR, "Failed to allocate memory for " 801 "multi-BSS entry"); 802 return -1; 803 } 804 conf->bss = bss; 805 806 bss = &(conf->bss[conf->num_bss]); 807 os_memset(bss, 0, sizeof(*bss)); 808 bss->radius = os_zalloc(sizeof(*bss->radius)); 809 if (bss->radius == NULL) { 810 wpa_printf(MSG_ERROR, "Failed to allocate memory for " 811 "multi-BSS RADIUS data"); 812 return -1; 813 } 814 815 conf->num_bss++; 816 conf->last_bss = bss; 817 818 hostapd_config_defaults_bss(bss); 819 os_strlcpy(bss->iface, ifname, sizeof(bss->iface)); 820 os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1); 821 822 return 0; 823} 824 825 826/* convert floats with one decimal place to value*10 int, i.e., 827 * "1.5" will return 15 */ 828static int hostapd_config_read_int10(const char *value) 829{ 830 int i, d; 831 char *pos; 832 833 i = atoi(value); 834 pos = os_strchr(value, '.'); 835 d = 0; 836 if (pos) { 837 pos++; 838 if (*pos >= '0' && *pos <= '9') 839 d = *pos - '0'; 840 } 841 842 return i * 10 + d; 843} 844 845 846static int valid_cw(int cw) 847{ 848 return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 || 849 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023); 850} 851 852 853enum { 854 IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */ 855 IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */ 856 IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */ 857 IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */ 858}; 859 860static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name, 861 char *val) 862{ 863 int num; 864 char *pos; 865 struct hostapd_tx_queue_params *queue; 866 867 /* skip 'tx_queue_' prefix */ 868 pos = name + 9; 869 if (os_strncmp(pos, "data", 4) == 0 && 870 pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') { 871 num = pos[4] - '0'; 872 pos += 6; 873 } else if (os_strncmp(pos, "after_beacon_", 13) == 0 || 874 os_strncmp(pos, "beacon_", 7) == 0) { 875 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name); 876 return 0; 877 } else { 878 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos); 879 return -1; 880 } 881 882 if (num >= NUM_TX_QUEUES) { 883 /* for backwards compatibility, do not trigger failure */ 884 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name); 885 return 0; 886 } 887 888 queue = &conf->tx_queue[num]; 889 890 if (os_strcmp(pos, "aifs") == 0) { 891 queue->aifs = atoi(val); 892 if (queue->aifs < 0 || queue->aifs > 255) { 893 wpa_printf(MSG_ERROR, "Invalid AIFS value %d", 894 queue->aifs); 895 return -1; 896 } 897 } else if (os_strcmp(pos, "cwmin") == 0) { 898 queue->cwmin = atoi(val); 899 if (!valid_cw(queue->cwmin)) { 900 wpa_printf(MSG_ERROR, "Invalid cwMin value %d", 901 queue->cwmin); 902 return -1; 903 } 904 } else if (os_strcmp(pos, "cwmax") == 0) { 905 queue->cwmax = atoi(val); 906 if (!valid_cw(queue->cwmax)) { 907 wpa_printf(MSG_ERROR, "Invalid cwMax value %d", 908 queue->cwmax); 909 return -1; 910 } 911 } else if (os_strcmp(pos, "burst") == 0) { 912 queue->burst = hostapd_config_read_int10(val); 913 } else { 914 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos); 915 return -1; 916 } 917 918 return 0; 919} 920 921 922#ifdef CONFIG_IEEE80211R 923static int add_r0kh(struct hostapd_bss_config *bss, char *value) 924{ 925 struct ft_remote_r0kh *r0kh; 926 char *pos, *next; 927 928 r0kh = os_zalloc(sizeof(*r0kh)); 929 if (r0kh == NULL) 930 return -1; 931 932 /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */ 933 pos = value; 934 next = os_strchr(pos, ' '); 935 if (next) 936 *next++ = '\0'; 937 if (next == NULL || hwaddr_aton(pos, r0kh->addr)) { 938 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos); 939 os_free(r0kh); 940 return -1; 941 } 942 943 pos = next; 944 next = os_strchr(pos, ' '); 945 if (next) 946 *next++ = '\0'; 947 if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) { 948 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos); 949 os_free(r0kh); 950 return -1; 951 } 952 r0kh->id_len = next - pos - 1; 953 os_memcpy(r0kh->id, pos, r0kh->id_len); 954 955 pos = next; 956 if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) { 957 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos); 958 os_free(r0kh); 959 return -1; 960 } 961 962 r0kh->next = bss->r0kh_list; 963 bss->r0kh_list = r0kh; 964 965 return 0; 966} 967 968 969static int add_r1kh(struct hostapd_bss_config *bss, char *value) 970{ 971 struct ft_remote_r1kh *r1kh; 972 char *pos, *next; 973 974 r1kh = os_zalloc(sizeof(*r1kh)); 975 if (r1kh == NULL) 976 return -1; 977 978 /* 02:01:02:03:04:05 02:01:02:03:04:05 979 * 000102030405060708090a0b0c0d0e0f */ 980 pos = value; 981 next = os_strchr(pos, ' '); 982 if (next) 983 *next++ = '\0'; 984 if (next == NULL || hwaddr_aton(pos, r1kh->addr)) { 985 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos); 986 os_free(r1kh); 987 return -1; 988 } 989 990 pos = next; 991 next = os_strchr(pos, ' '); 992 if (next) 993 *next++ = '\0'; 994 if (next == NULL || hwaddr_aton(pos, r1kh->id)) { 995 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos); 996 os_free(r1kh); 997 return -1; 998 } 999 1000 pos = next; 1001 if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) { 1002 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos); 1003 os_free(r1kh); 1004 return -1; 1005 } 1006 1007 r1kh->next = bss->r1kh_list; 1008 bss->r1kh_list = r1kh; 1009 1010 return 0; 1011} 1012#endif /* CONFIG_IEEE80211R */ 1013 1014 1015#ifdef CONFIG_IEEE80211N 1016static int hostapd_config_ht_capab(struct hostapd_config *conf, 1017 const char *capab) 1018{ 1019 if (os_strstr(capab, "[LDPC]")) 1020 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP; 1021 if (os_strstr(capab, "[HT40-]")) { 1022 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; 1023 conf->secondary_channel = -1; 1024 } 1025 if (os_strstr(capab, "[HT40+]")) { 1026 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET; 1027 conf->secondary_channel = 1; 1028 } 1029 if (os_strstr(capab, "[SMPS-STATIC]")) { 1030 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK; 1031 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC; 1032 } 1033 if (os_strstr(capab, "[SMPS-DYNAMIC]")) { 1034 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK; 1035 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC; 1036 } 1037 if (os_strstr(capab, "[GF]")) 1038 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD; 1039 if (os_strstr(capab, "[SHORT-GI-20]")) 1040 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ; 1041 if (os_strstr(capab, "[SHORT-GI-40]")) 1042 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ; 1043 if (os_strstr(capab, "[TX-STBC]")) 1044 conf->ht_capab |= HT_CAP_INFO_TX_STBC; 1045 if (os_strstr(capab, "[RX-STBC1]")) { 1046 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1047 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1; 1048 } 1049 if (os_strstr(capab, "[RX-STBC12]")) { 1050 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1051 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12; 1052 } 1053 if (os_strstr(capab, "[RX-STBC123]")) { 1054 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK; 1055 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123; 1056 } 1057 if (os_strstr(capab, "[DELAYED-BA]")) 1058 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA; 1059 if (os_strstr(capab, "[MAX-AMSDU-7935]")) 1060 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE; 1061 if (os_strstr(capab, "[DSSS_CCK-40]")) 1062 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ; 1063 if (os_strstr(capab, "[PSMP]")) 1064 conf->ht_capab |= HT_CAP_INFO_PSMP_SUPP; 1065 if (os_strstr(capab, "[LSIG-TXOP-PROT]")) 1066 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT; 1067 1068 return 0; 1069} 1070#endif /* CONFIG_IEEE80211N */ 1071 1072 1073#ifdef CONFIG_IEEE80211AC 1074static int hostapd_config_vht_capab(struct hostapd_config *conf, 1075 const char *capab) 1076{ 1077 if (os_strstr(capab, "[MAX-MPDU-7991]")) 1078 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991; 1079 if (os_strstr(capab, "[MAX-MPDU-11454]")) 1080 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454; 1081 if (os_strstr(capab, "[VHT160]")) 1082 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; 1083 if (os_strstr(capab, "[VHT160-80PLUS80]")) 1084 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; 1085 if (os_strstr(capab, "[VHT160-80PLUS80]")) 1086 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; 1087 if (os_strstr(capab, "[RXLDPC]")) 1088 conf->vht_capab |= VHT_CAP_RXLDPC; 1089 if (os_strstr(capab, "[SHORT-GI-80]")) 1090 conf->vht_capab |= VHT_CAP_SHORT_GI_80; 1091 if (os_strstr(capab, "[SHORT-GI-160]")) 1092 conf->vht_capab |= VHT_CAP_SHORT_GI_160; 1093 if (os_strstr(capab, "[TX-STBC-2BY1]")) 1094 conf->vht_capab |= VHT_CAP_TXSTBC; 1095 if (os_strstr(capab, "[RX-STBC-1]")) 1096 conf->vht_capab |= VHT_CAP_RXSTBC_1; 1097 if (os_strstr(capab, "[RX-STBC-12]")) 1098 conf->vht_capab |= VHT_CAP_RXSTBC_2; 1099 if (os_strstr(capab, "[RX-STBC-123]")) 1100 conf->vht_capab |= VHT_CAP_RXSTBC_3; 1101 if (os_strstr(capab, "[RX-STBC-1234]")) 1102 conf->vht_capab |= VHT_CAP_RXSTBC_4; 1103 if (os_strstr(capab, "[SU-BEAMFORMER]")) 1104 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE; 1105 if (os_strstr(capab, "[SU-BEAMFORMEE]")) 1106 conf->vht_capab |= VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1107 if (os_strstr(capab, "[BF-ANTENNA-2]") && 1108 (conf->vht_capab & VHT_CAP_MU_BEAMFORMER_CAPABLE)) 1109 conf->vht_capab |= VHT_CAP_BEAMFORMER_ANTENNAS_MAX; 1110 if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") && 1111 (conf->vht_capab & VHT_CAP_MU_BEAMFORMER_CAPABLE)) 1112 conf->vht_capab |= VHT_CAP_SOUNDING_DIMENTION_MAX; 1113 if (os_strstr(capab, "[MU-BEAMFORMER]")) 1114 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE; 1115 if (os_strstr(capab, "[MU-BEAMFORMEE]")) 1116 conf->vht_capab |= VHT_CAP_MU_BEAMFORMEE_CAPABLE; 1117 if (os_strstr(capab, "[VHT-TXOP-PS]")) 1118 conf->vht_capab |= VHT_CAP_VHT_TXOP_PS; 1119 if (os_strstr(capab, "[HTC-VHT]")) 1120 conf->vht_capab |= VHT_CAP_HTC_VHT; 1121 if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP0]")) 1122 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT; 1123 if (os_strstr(capab, "[VHT-LINK-ADAPT2]") && 1124 (conf->vht_capab & VHT_CAP_HTC_VHT)) 1125 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB; 1126 if (os_strstr(capab, "[VHT-LINK-ADAPT3]") && 1127 (conf->vht_capab & VHT_CAP_HTC_VHT)) 1128 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB; 1129 if (os_strstr(capab, "[RX-ANTENNA-PATTERN]")) 1130 conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN; 1131 if (os_strstr(capab, "[TX-ANTENNA-PATTERN]")) 1132 conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN; 1133 return 0; 1134} 1135#endif /* CONFIG_IEEE80211AC */ 1136 1137 1138static int hostapd_config_check_bss(struct hostapd_bss_config *bss, 1139 struct hostapd_config *conf) 1140{ 1141 if (bss->ieee802_1x && !bss->eap_server && 1142 !bss->radius->auth_servers) { 1143 wpa_printf(MSG_ERROR, "Invalid IEEE 802.1X configuration (no " 1144 "EAP authenticator configured)."); 1145 return -1; 1146 } 1147 1148 if (bss->wpa && bss->wpa_psk_radius != PSK_RADIUS_IGNORED && 1149 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) { 1150 wpa_printf(MSG_ERROR, "WPA-PSK using RADIUS enabled, but no " 1151 "RADIUS checking (macaddr_acl=2) enabled."); 1152 return -1; 1153 } 1154 1155 if (bss->wpa && (bss->wpa_key_mgmt & WPA_KEY_MGMT_PSK) && 1156 bss->ssid.wpa_psk == NULL && bss->ssid.wpa_passphrase == NULL && 1157 bss->ssid.wpa_psk_file == NULL && 1158 (bss->wpa_psk_radius != PSK_RADIUS_REQUIRED || 1159 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH)) { 1160 wpa_printf(MSG_ERROR, "WPA-PSK enabled, but PSK or passphrase " 1161 "is not configured."); 1162 return -1; 1163 } 1164 1165 if (hostapd_mac_comp_empty(bss->bssid) != 0) { 1166 size_t i; 1167 1168 for (i = 0; i < conf->num_bss; i++) { 1169 if ((&conf->bss[i] != bss) && 1170 (hostapd_mac_comp(conf->bss[i].bssid, 1171 bss->bssid) == 0)) { 1172 wpa_printf(MSG_ERROR, "Duplicate BSSID " MACSTR 1173 " on interface '%s' and '%s'.", 1174 MAC2STR(bss->bssid), 1175 conf->bss[i].iface, bss->iface); 1176 return -1; 1177 } 1178 } 1179 } 1180 1181#ifdef CONFIG_IEEE80211R 1182 if (wpa_key_mgmt_ft(bss->wpa_key_mgmt) && 1183 (bss->nas_identifier == NULL || 1184 os_strlen(bss->nas_identifier) < 1 || 1185 os_strlen(bss->nas_identifier) > FT_R0KH_ID_MAX_LEN)) { 1186 wpa_printf(MSG_ERROR, "FT (IEEE 802.11r) requires " 1187 "nas_identifier to be configured as a 1..48 octet " 1188 "string"); 1189 return -1; 1190 } 1191#endif /* CONFIG_IEEE80211R */ 1192 1193#ifdef CONFIG_IEEE80211N 1194 if (conf->ieee80211n && conf->hw_mode == HOSTAPD_MODE_IEEE80211B) { 1195 bss->disable_11n = 1; 1196 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) in 11b mode is not " 1197 "allowed, disabling HT capabilites"); 1198 } 1199 1200 if (conf->ieee80211n && 1201 bss->ssid.security_policy == SECURITY_STATIC_WEP) { 1202 bss->disable_11n = 1; 1203 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WEP is not " 1204 "allowed, disabling HT capabilities"); 1205 } 1206 1207 if (conf->ieee80211n && bss->wpa && 1208 !(bss->wpa_pairwise & WPA_CIPHER_CCMP) && 1209 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP))) { 1210 bss->disable_11n = 1; 1211 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WPA/WPA2 " 1212 "requires CCMP/GCMP to be enabled, disabling HT " 1213 "capabilities"); 1214 } 1215#endif /* CONFIG_IEEE80211N */ 1216 1217#ifdef CONFIG_WPS2 1218 if (bss->wps_state && bss->ignore_broadcast_ssid) { 1219 wpa_printf(MSG_INFO, "WPS: ignore_broadcast_ssid " 1220 "configuration forced WPS to be disabled"); 1221 bss->wps_state = 0; 1222 } 1223 1224 if (bss->wps_state && bss->ssid.wep.keys_set && bss->wpa == 0) { 1225 wpa_printf(MSG_INFO, "WPS: WEP configuration forced WPS to be " 1226 "disabled"); 1227 bss->wps_state = 0; 1228 } 1229 1230 if (bss->wps_state && bss->wpa && 1231 (!(bss->wpa & 2) || 1232 !(bss->rsn_pairwise & WPA_CIPHER_CCMP))) { 1233 wpa_printf(MSG_INFO, "WPS: WPA/TKIP configuration without " 1234 "WPA2/CCMP forced WPS to be disabled"); 1235 bss->wps_state = 0; 1236 } 1237#endif /* CONFIG_WPS2 */ 1238 1239#ifdef CONFIG_HS20 1240 if (bss->hs20 && 1241 (!(bss->wpa & 2) || 1242 !(bss->rsn_pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP)))) { 1243 wpa_printf(MSG_ERROR, "HS 2.0: WPA2-Enterprise/CCMP " 1244 "configuration is required for Hotspot 2.0 " 1245 "functionality"); 1246 return -1; 1247 } 1248#endif /* CONFIG_HS20 */ 1249 1250 return 0; 1251} 1252 1253 1254static int hostapd_config_check(struct hostapd_config *conf) 1255{ 1256 size_t i; 1257 1258 if (conf->ieee80211d && (!conf->country[0] || !conf->country[1])) { 1259 wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11d without " 1260 "setting the country_code"); 1261 return -1; 1262 } 1263 1264 for (i = 0; i < conf->num_bss; i++) { 1265 if (hostapd_config_check_bss(&conf->bss[i], conf)) 1266 return -1; 1267 } 1268 1269 return 0; 1270} 1271 1272 1273#ifdef CONFIG_INTERWORKING 1274static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos, 1275 int line) 1276{ 1277 size_t len = os_strlen(pos); 1278 u8 oi[MAX_ROAMING_CONSORTIUM_LEN]; 1279 1280 struct hostapd_roaming_consortium *rc; 1281 1282 if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN || 1283 hexstr2bin(pos, oi, len / 2)) { 1284 wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium " 1285 "'%s'", line, pos); 1286 return -1; 1287 } 1288 len /= 2; 1289 1290 rc = os_realloc_array(bss->roaming_consortium, 1291 bss->roaming_consortium_count + 1, 1292 sizeof(struct hostapd_roaming_consortium)); 1293 if (rc == NULL) 1294 return -1; 1295 1296 os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len); 1297 rc[bss->roaming_consortium_count].len = len; 1298 1299 bss->roaming_consortium = rc; 1300 bss->roaming_consortium_count++; 1301 1302 return 0; 1303} 1304 1305 1306static int parse_lang_string(struct hostapd_lang_string **array, 1307 unsigned int *count, char *pos) 1308{ 1309 char *sep; 1310 size_t clen, nlen; 1311 struct hostapd_lang_string *ls; 1312 1313 sep = os_strchr(pos, ':'); 1314 if (sep == NULL) 1315 return -1; 1316 *sep++ = '\0'; 1317 1318 clen = os_strlen(pos); 1319 if (clen < 2) 1320 return -1; 1321 nlen = os_strlen(sep); 1322 if (nlen > 252) 1323 return -1; 1324 1325 ls = os_realloc_array(*array, *count + 1, 1326 sizeof(struct hostapd_lang_string)); 1327 if (ls == NULL) 1328 return -1; 1329 1330 *array = ls; 1331 ls = &(*array)[*count]; 1332 (*count)++; 1333 1334 os_memset(ls->lang, 0, sizeof(ls->lang)); 1335 os_memcpy(ls->lang, pos, clen); 1336 ls->name_len = nlen; 1337 os_memcpy(ls->name, sep, nlen); 1338 1339 return 0; 1340} 1341 1342 1343static int parse_venue_name(struct hostapd_bss_config *bss, char *pos, 1344 int line) 1345{ 1346 if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) { 1347 wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'", 1348 line, pos); 1349 return -1; 1350 } 1351 return 0; 1352} 1353 1354 1355static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf, 1356 int line) 1357{ 1358 size_t count; 1359 char *pos; 1360 u8 *info = NULL, *ipos; 1361 1362 /* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */ 1363 1364 count = 1; 1365 for (pos = buf; *pos; pos++) { 1366 if ((*pos < '0' && *pos > '9') && *pos != ';' && *pos != ',') 1367 goto fail; 1368 if (*pos == ';') 1369 count++; 1370 } 1371 if (1 + count * 3 > 0x7f) 1372 goto fail; 1373 1374 info = os_zalloc(2 + 3 + count * 3); 1375 if (info == NULL) 1376 return -1; 1377 1378 ipos = info; 1379 *ipos++ = 0; /* GUD - Version 1 */ 1380 *ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */ 1381 *ipos++ = 0; /* PLMN List IEI */ 1382 /* ext(b8) | Length of PLMN List value contents(b7..1) */ 1383 *ipos++ = 1 + count * 3; 1384 *ipos++ = count; /* Number of PLMNs */ 1385 1386 pos = buf; 1387 while (pos && *pos) { 1388 char *mcc, *mnc; 1389 size_t mnc_len; 1390 1391 mcc = pos; 1392 mnc = os_strchr(pos, ','); 1393 if (mnc == NULL) 1394 goto fail; 1395 *mnc++ = '\0'; 1396 pos = os_strchr(mnc, ';'); 1397 if (pos) 1398 *pos++ = '\0'; 1399 1400 mnc_len = os_strlen(mnc); 1401 if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3)) 1402 goto fail; 1403 1404 /* BC coded MCC,MNC */ 1405 /* MCC digit 2 | MCC digit 1 */ 1406 *ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0'); 1407 /* MNC digit 3 | MCC digit 3 */ 1408 *ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) | 1409 (mcc[2] - '0'); 1410 /* MNC digit 2 | MNC digit 1 */ 1411 *ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0'); 1412 } 1413 1414 os_free(bss->anqp_3gpp_cell_net); 1415 bss->anqp_3gpp_cell_net = info; 1416 bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count; 1417 wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information", 1418 bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len); 1419 1420 return 0; 1421 1422fail: 1423 wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s", 1424 line, buf); 1425 os_free(info); 1426 return -1; 1427} 1428 1429 1430static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line) 1431{ 1432 struct hostapd_nai_realm_data *realm; 1433 size_t i, j, len; 1434 int *offsets; 1435 char *pos, *end, *rpos; 1436 1437 offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS, 1438 sizeof(int)); 1439 if (offsets == NULL) 1440 return -1; 1441 1442 for (i = 0; i < bss->nai_realm_count; i++) { 1443 realm = &bss->nai_realm_data[i]; 1444 for (j = 0; j < MAX_NAI_REALMS; j++) { 1445 offsets[i * MAX_NAI_REALMS + j] = 1446 realm->realm[j] ? 1447 realm->realm[j] - realm->realm_buf : -1; 1448 } 1449 } 1450 1451 realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1, 1452 sizeof(struct hostapd_nai_realm_data)); 1453 if (realm == NULL) { 1454 os_free(offsets); 1455 return -1; 1456 } 1457 bss->nai_realm_data = realm; 1458 1459 /* patch the pointers after realloc */ 1460 for (i = 0; i < bss->nai_realm_count; i++) { 1461 realm = &bss->nai_realm_data[i]; 1462 for (j = 0; j < MAX_NAI_REALMS; j++) { 1463 int offs = offsets[i * MAX_NAI_REALMS + j]; 1464 if (offs >= 0) 1465 realm->realm[j] = realm->realm_buf + offs; 1466 else 1467 realm->realm[j] = NULL; 1468 } 1469 } 1470 os_free(offsets); 1471 1472 realm = &bss->nai_realm_data[bss->nai_realm_count]; 1473 os_memset(realm, 0, sizeof(*realm)); 1474 1475 pos = buf; 1476 realm->encoding = atoi(pos); 1477 pos = os_strchr(pos, ','); 1478 if (pos == NULL) 1479 goto fail; 1480 pos++; 1481 1482 end = os_strchr(pos, ','); 1483 if (end) { 1484 len = end - pos; 1485 *end = '\0'; 1486 } else { 1487 len = os_strlen(pos); 1488 } 1489 1490 if (len > MAX_NAI_REALMLEN) { 1491 wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d " 1492 "characters)", (int) len, MAX_NAI_REALMLEN); 1493 goto fail; 1494 } 1495 os_memcpy(realm->realm_buf, pos, len); 1496 1497 if (end) 1498 pos = end + 1; 1499 else 1500 pos = NULL; 1501 1502 while (pos && *pos) { 1503 struct hostapd_nai_realm_eap *eap; 1504 1505 if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) { 1506 wpa_printf(MSG_ERROR, "Too many EAP methods"); 1507 goto fail; 1508 } 1509 1510 eap = &realm->eap_method[realm->eap_method_count]; 1511 realm->eap_method_count++; 1512 1513 end = os_strchr(pos, ','); 1514 if (end == NULL) 1515 end = pos + os_strlen(pos); 1516 1517 eap->eap_method = atoi(pos); 1518 for (;;) { 1519 pos = os_strchr(pos, '['); 1520 if (pos == NULL || pos > end) 1521 break; 1522 pos++; 1523 if (eap->num_auths >= MAX_NAI_AUTH_TYPES) { 1524 wpa_printf(MSG_ERROR, "Too many auth params"); 1525 goto fail; 1526 } 1527 eap->auth_id[eap->num_auths] = atoi(pos); 1528 pos = os_strchr(pos, ':'); 1529 if (pos == NULL || pos > end) 1530 goto fail; 1531 pos++; 1532 eap->auth_val[eap->num_auths] = atoi(pos); 1533 pos = os_strchr(pos, ']'); 1534 if (pos == NULL || pos > end) 1535 goto fail; 1536 pos++; 1537 eap->num_auths++; 1538 } 1539 1540 if (*end != ',') 1541 break; 1542 1543 pos = end + 1; 1544 } 1545 1546 /* Split realm list into null terminated realms */ 1547 rpos = realm->realm_buf; 1548 i = 0; 1549 while (*rpos) { 1550 if (i >= MAX_NAI_REALMS) { 1551 wpa_printf(MSG_ERROR, "Too many realms"); 1552 goto fail; 1553 } 1554 realm->realm[i++] = rpos; 1555 rpos = os_strchr(rpos, ';'); 1556 if (rpos == NULL) 1557 break; 1558 *rpos++ = '\0'; 1559 } 1560 1561 bss->nai_realm_count++; 1562 1563 return 0; 1564 1565fail: 1566 wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf); 1567 return -1; 1568} 1569 1570#endif /* CONFIG_INTERWORKING */ 1571 1572 1573#ifdef CONFIG_HS20 1574static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf, 1575 int line) 1576{ 1577 u8 *conn_cap; 1578 char *pos; 1579 1580 if (bss->hs20_connection_capability_len >= 0xfff0) 1581 return -1; 1582 1583 conn_cap = os_realloc(bss->hs20_connection_capability, 1584 bss->hs20_connection_capability_len + 4); 1585 if (conn_cap == NULL) 1586 return -1; 1587 1588 bss->hs20_connection_capability = conn_cap; 1589 conn_cap += bss->hs20_connection_capability_len; 1590 pos = buf; 1591 conn_cap[0] = atoi(pos); 1592 pos = os_strchr(pos, ':'); 1593 if (pos == NULL) 1594 return -1; 1595 pos++; 1596 WPA_PUT_LE16(conn_cap + 1, atoi(pos)); 1597 pos = os_strchr(pos, ':'); 1598 if (pos == NULL) 1599 return -1; 1600 pos++; 1601 conn_cap[3] = atoi(pos); 1602 bss->hs20_connection_capability_len += 4; 1603 1604 return 0; 1605} 1606 1607 1608static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf, 1609 int line) 1610{ 1611 u8 *wan_metrics; 1612 char *pos; 1613 1614 /* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */ 1615 1616 wan_metrics = os_zalloc(13); 1617 if (wan_metrics == NULL) 1618 return -1; 1619 1620 pos = buf; 1621 /* WAN Info */ 1622 if (hexstr2bin(pos, wan_metrics, 1) < 0) 1623 goto fail; 1624 pos += 2; 1625 if (*pos != ':') 1626 goto fail; 1627 pos++; 1628 1629 /* Downlink Speed */ 1630 WPA_PUT_LE32(wan_metrics + 1, atoi(pos)); 1631 pos = os_strchr(pos, ':'); 1632 if (pos == NULL) 1633 goto fail; 1634 pos++; 1635 1636 /* Uplink Speed */ 1637 WPA_PUT_LE32(wan_metrics + 5, atoi(pos)); 1638 pos = os_strchr(pos, ':'); 1639 if (pos == NULL) 1640 goto fail; 1641 pos++; 1642 1643 /* Downlink Load */ 1644 wan_metrics[9] = atoi(pos); 1645 pos = os_strchr(pos, ':'); 1646 if (pos == NULL) 1647 goto fail; 1648 pos++; 1649 1650 /* Uplink Load */ 1651 wan_metrics[10] = atoi(pos); 1652 pos = os_strchr(pos, ':'); 1653 if (pos == NULL) 1654 goto fail; 1655 pos++; 1656 1657 /* LMD */ 1658 WPA_PUT_LE16(wan_metrics + 11, atoi(pos)); 1659 1660 os_free(bss->hs20_wan_metrics); 1661 bss->hs20_wan_metrics = wan_metrics; 1662 1663 return 0; 1664 1665fail: 1666 wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'", 1667 line, pos); 1668 os_free(wan_metrics); 1669 return -1; 1670} 1671 1672 1673static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss, 1674 char *pos, int line) 1675{ 1676 if (parse_lang_string(&bss->hs20_oper_friendly_name, 1677 &bss->hs20_oper_friendly_name_count, pos)) { 1678 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1679 "hs20_oper_friendly_name '%s'", line, pos); 1680 return -1; 1681 } 1682 return 0; 1683} 1684#endif /* CONFIG_HS20 */ 1685 1686 1687#ifdef CONFIG_WPS_NFC 1688static struct wpabuf * hostapd_parse_bin(const char *buf) 1689{ 1690 size_t len; 1691 struct wpabuf *ret; 1692 1693 len = os_strlen(buf); 1694 if (len & 0x01) 1695 return NULL; 1696 len /= 2; 1697 1698 ret = wpabuf_alloc(len); 1699 if (ret == NULL) 1700 return NULL; 1701 1702 if (hexstr2bin(buf, wpabuf_put(ret, len), len)) { 1703 wpabuf_free(ret); 1704 return NULL; 1705 } 1706 1707 return ret; 1708} 1709#endif /* CONFIG_WPS_NFC */ 1710 1711 1712static int hostapd_config_fill(struct hostapd_config *conf, 1713 struct hostapd_bss_config *bss, 1714 char *buf, char *pos, int line) 1715{ 1716 int errors = 0; 1717 1718 { 1719 if (os_strcmp(buf, "interface") == 0) { 1720 os_strlcpy(conf->bss[0].iface, pos, 1721 sizeof(conf->bss[0].iface)); 1722 } else if (os_strcmp(buf, "bridge") == 0) { 1723 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge)); 1724 } else if (os_strcmp(buf, "wds_bridge") == 0) { 1725 os_strlcpy(bss->wds_bridge, pos, 1726 sizeof(bss->wds_bridge)); 1727 } else if (os_strcmp(buf, "driver") == 0) { 1728 int j; 1729 /* clear to get error below if setting is invalid */ 1730 conf->driver = NULL; 1731 for (j = 0; wpa_drivers[j]; j++) { 1732 if (os_strcmp(pos, wpa_drivers[j]->name) == 0) 1733 { 1734 conf->driver = wpa_drivers[j]; 1735 break; 1736 } 1737 } 1738 if (conf->driver == NULL) { 1739 wpa_printf(MSG_ERROR, "Line %d: invalid/" 1740 "unknown driver '%s'", line, pos); 1741 errors++; 1742 } 1743 } else if (os_strcmp(buf, "debug") == 0) { 1744 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' " 1745 "configuration variable is not used " 1746 "anymore", line); 1747 } else if (os_strcmp(buf, "logger_syslog_level") == 0) { 1748 bss->logger_syslog_level = atoi(pos); 1749 } else if (os_strcmp(buf, "logger_stdout_level") == 0) { 1750 bss->logger_stdout_level = atoi(pos); 1751 } else if (os_strcmp(buf, "logger_syslog") == 0) { 1752 bss->logger_syslog = atoi(pos); 1753 } else if (os_strcmp(buf, "logger_stdout") == 0) { 1754 bss->logger_stdout = atoi(pos); 1755 } else if (os_strcmp(buf, "dump_file") == 0) { 1756 bss->dump_log_name = os_strdup(pos); 1757 } else if (os_strcmp(buf, "ssid") == 0) { 1758 bss->ssid.ssid_len = os_strlen(pos); 1759 if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN || 1760 bss->ssid.ssid_len < 1) { 1761 wpa_printf(MSG_ERROR, "Line %d: invalid SSID " 1762 "'%s'", line, pos); 1763 errors++; 1764 } else { 1765 os_memcpy(bss->ssid.ssid, pos, 1766 bss->ssid.ssid_len); 1767 bss->ssid.ssid_set = 1; 1768 } 1769 } else if (os_strcmp(buf, "ssid2") == 0) { 1770 size_t slen; 1771 char *str = wpa_config_parse_string(pos, &slen); 1772 if (str == NULL || slen < 1 || 1773 slen > HOSTAPD_MAX_SSID_LEN) { 1774 wpa_printf(MSG_ERROR, "Line %d: invalid SSID " 1775 "'%s'", line, pos); 1776 errors++; 1777 } else { 1778 os_memcpy(bss->ssid.ssid, str, slen); 1779 bss->ssid.ssid_len = slen; 1780 bss->ssid.ssid_set = 1; 1781 } 1782 os_free(str); 1783 } else if (os_strcmp(buf, "utf8_ssid") == 0) { 1784 bss->ssid.utf8_ssid = atoi(pos) > 0; 1785 } else if (os_strcmp(buf, "macaddr_acl") == 0) { 1786 bss->macaddr_acl = atoi(pos); 1787 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED && 1788 bss->macaddr_acl != DENY_UNLESS_ACCEPTED && 1789 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) { 1790 wpa_printf(MSG_ERROR, "Line %d: unknown " 1791 "macaddr_acl %d", 1792 line, bss->macaddr_acl); 1793 } 1794 } else if (os_strcmp(buf, "accept_mac_file") == 0) { 1795 if (hostapd_config_read_maclist(pos, &bss->accept_mac, 1796 &bss->num_accept_mac)) 1797 { 1798 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1799 "read accept_mac_file '%s'", 1800 line, pos); 1801 errors++; 1802 } 1803 } else if (os_strcmp(buf, "deny_mac_file") == 0) { 1804 if (hostapd_config_read_maclist(pos, &bss->deny_mac, 1805 &bss->num_deny_mac)) { 1806 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1807 "read deny_mac_file '%s'", 1808 line, pos); 1809 errors++; 1810 } 1811 } else if (os_strcmp(buf, "wds_sta") == 0) { 1812 bss->wds_sta = atoi(pos); 1813 } else if (os_strcmp(buf, "ap_isolate") == 0) { 1814 bss->isolate = atoi(pos); 1815 } else if (os_strcmp(buf, "ap_max_inactivity") == 0) { 1816 bss->ap_max_inactivity = atoi(pos); 1817 } else if (os_strcmp(buf, "skip_inactivity_poll") == 0) { 1818 bss->skip_inactivity_poll = atoi(pos); 1819 } else if (os_strcmp(buf, "country_code") == 0) { 1820 os_memcpy(conf->country, pos, 2); 1821 /* FIX: make this configurable */ 1822 conf->country[2] = ' '; 1823 } else if (os_strcmp(buf, "ieee80211d") == 0) { 1824 conf->ieee80211d = atoi(pos); 1825 } else if (os_strcmp(buf, "ieee8021x") == 0) { 1826 bss->ieee802_1x = atoi(pos); 1827 } else if (os_strcmp(buf, "eapol_version") == 0) { 1828 bss->eapol_version = atoi(pos); 1829 if (bss->eapol_version < 1 || 1830 bss->eapol_version > 2) { 1831 wpa_printf(MSG_ERROR, "Line %d: invalid EAPOL " 1832 "version (%d): '%s'.", 1833 line, bss->eapol_version, pos); 1834 errors++; 1835 } else 1836 wpa_printf(MSG_DEBUG, "eapol_version=%d", 1837 bss->eapol_version); 1838#ifdef EAP_SERVER 1839 } else if (os_strcmp(buf, "eap_authenticator") == 0) { 1840 bss->eap_server = atoi(pos); 1841 wpa_printf(MSG_ERROR, "Line %d: obsolete " 1842 "eap_authenticator used; this has been " 1843 "renamed to eap_server", line); 1844 } else if (os_strcmp(buf, "eap_server") == 0) { 1845 bss->eap_server = atoi(pos); 1846 } else if (os_strcmp(buf, "eap_user_file") == 0) { 1847 if (hostapd_config_read_eap_user(pos, bss)) 1848 errors++; 1849 } else if (os_strcmp(buf, "ca_cert") == 0) { 1850 os_free(bss->ca_cert); 1851 bss->ca_cert = os_strdup(pos); 1852 } else if (os_strcmp(buf, "server_cert") == 0) { 1853 os_free(bss->server_cert); 1854 bss->server_cert = os_strdup(pos); 1855 } else if (os_strcmp(buf, "private_key") == 0) { 1856 os_free(bss->private_key); 1857 bss->private_key = os_strdup(pos); 1858 } else if (os_strcmp(buf, "private_key_passwd") == 0) { 1859 os_free(bss->private_key_passwd); 1860 bss->private_key_passwd = os_strdup(pos); 1861 } else if (os_strcmp(buf, "check_crl") == 0) { 1862 bss->check_crl = atoi(pos); 1863 } else if (os_strcmp(buf, "dh_file") == 0) { 1864 os_free(bss->dh_file); 1865 bss->dh_file = os_strdup(pos); 1866 } else if (os_strcmp(buf, "fragment_size") == 0) { 1867 bss->fragment_size = atoi(pos); 1868#ifdef EAP_SERVER_FAST 1869 } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) { 1870 os_free(bss->pac_opaque_encr_key); 1871 bss->pac_opaque_encr_key = os_malloc(16); 1872 if (bss->pac_opaque_encr_key == NULL) { 1873 wpa_printf(MSG_ERROR, "Line %d: No memory for " 1874 "pac_opaque_encr_key", line); 1875 errors++; 1876 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 1877 16)) { 1878 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1879 "pac_opaque_encr_key", line); 1880 errors++; 1881 } 1882 } else if (os_strcmp(buf, "eap_fast_a_id") == 0) { 1883 size_t idlen = os_strlen(pos); 1884 if (idlen & 1) { 1885 wpa_printf(MSG_ERROR, "Line %d: Invalid " 1886 "eap_fast_a_id", line); 1887 errors++; 1888 } else { 1889 os_free(bss->eap_fast_a_id); 1890 bss->eap_fast_a_id = os_malloc(idlen / 2); 1891 if (bss->eap_fast_a_id == NULL || 1892 hexstr2bin(pos, bss->eap_fast_a_id, 1893 idlen / 2)) { 1894 wpa_printf(MSG_ERROR, "Line %d: " 1895 "Failed to parse " 1896 "eap_fast_a_id", line); 1897 errors++; 1898 } else 1899 bss->eap_fast_a_id_len = idlen / 2; 1900 } 1901 } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) { 1902 os_free(bss->eap_fast_a_id_info); 1903 bss->eap_fast_a_id_info = os_strdup(pos); 1904 } else if (os_strcmp(buf, "eap_fast_prov") == 0) { 1905 bss->eap_fast_prov = atoi(pos); 1906 } else if (os_strcmp(buf, "pac_key_lifetime") == 0) { 1907 bss->pac_key_lifetime = atoi(pos); 1908 } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) { 1909 bss->pac_key_refresh_time = atoi(pos); 1910#endif /* EAP_SERVER_FAST */ 1911#ifdef EAP_SERVER_SIM 1912 } else if (os_strcmp(buf, "eap_sim_db") == 0) { 1913 os_free(bss->eap_sim_db); 1914 bss->eap_sim_db = os_strdup(pos); 1915 } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) { 1916 bss->eap_sim_aka_result_ind = atoi(pos); 1917#endif /* EAP_SERVER_SIM */ 1918#ifdef EAP_SERVER_TNC 1919 } else if (os_strcmp(buf, "tnc") == 0) { 1920 bss->tnc = atoi(pos); 1921#endif /* EAP_SERVER_TNC */ 1922#ifdef EAP_SERVER_PWD 1923 } else if (os_strcmp(buf, "pwd_group") == 0) { 1924 bss->pwd_group = atoi(pos); 1925#endif /* EAP_SERVER_PWD */ 1926#endif /* EAP_SERVER */ 1927 } else if (os_strcmp(buf, "eap_message") == 0) { 1928 char *term; 1929 bss->eap_req_id_text = os_strdup(pos); 1930 if (bss->eap_req_id_text == NULL) { 1931 wpa_printf(MSG_ERROR, "Line %d: Failed to " 1932 "allocate memory for " 1933 "eap_req_id_text", line); 1934 errors++; 1935 return errors; 1936 } 1937 bss->eap_req_id_text_len = 1938 os_strlen(bss->eap_req_id_text); 1939 term = os_strstr(bss->eap_req_id_text, "\\0"); 1940 if (term) { 1941 *term++ = '\0'; 1942 os_memmove(term, term + 1, 1943 bss->eap_req_id_text_len - 1944 (term - bss->eap_req_id_text) - 1); 1945 bss->eap_req_id_text_len--; 1946 } 1947 } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) { 1948 bss->default_wep_key_len = atoi(pos); 1949 if (bss->default_wep_key_len > 13) { 1950 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 1951 "key len %lu (= %lu bits)", line, 1952 (unsigned long) 1953 bss->default_wep_key_len, 1954 (unsigned long) 1955 bss->default_wep_key_len * 8); 1956 errors++; 1957 } 1958 } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) { 1959 bss->individual_wep_key_len = atoi(pos); 1960 if (bss->individual_wep_key_len < 0 || 1961 bss->individual_wep_key_len > 13) { 1962 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 1963 "key len %d (= %d bits)", line, 1964 bss->individual_wep_key_len, 1965 bss->individual_wep_key_len * 8); 1966 errors++; 1967 } 1968 } else if (os_strcmp(buf, "wep_rekey_period") == 0) { 1969 bss->wep_rekeying_period = atoi(pos); 1970 if (bss->wep_rekeying_period < 0) { 1971 wpa_printf(MSG_ERROR, "Line %d: invalid " 1972 "period %d", 1973 line, bss->wep_rekeying_period); 1974 errors++; 1975 } 1976 } else if (os_strcmp(buf, "eap_reauth_period") == 0) { 1977 bss->eap_reauth_period = atoi(pos); 1978 if (bss->eap_reauth_period < 0) { 1979 wpa_printf(MSG_ERROR, "Line %d: invalid " 1980 "period %d", 1981 line, bss->eap_reauth_period); 1982 errors++; 1983 } 1984 } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) { 1985 bss->eapol_key_index_workaround = atoi(pos); 1986#ifdef CONFIG_IAPP 1987 } else if (os_strcmp(buf, "iapp_interface") == 0) { 1988 bss->ieee802_11f = 1; 1989 os_strlcpy(bss->iapp_iface, pos, 1990 sizeof(bss->iapp_iface)); 1991#endif /* CONFIG_IAPP */ 1992 } else if (os_strcmp(buf, "own_ip_addr") == 0) { 1993 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) { 1994 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 1995 "address '%s'", line, pos); 1996 errors++; 1997 } 1998 } else if (os_strcmp(buf, "nas_identifier") == 0) { 1999 bss->nas_identifier = os_strdup(pos); 2000#ifndef CONFIG_NO_RADIUS 2001 } else if (os_strcmp(buf, "auth_server_addr") == 0) { 2002 if (hostapd_config_read_radius_addr( 2003 &bss->radius->auth_servers, 2004 &bss->radius->num_auth_servers, pos, 1812, 2005 &bss->radius->auth_server)) { 2006 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 2007 "address '%s'", line, pos); 2008 errors++; 2009 } 2010 } else if (bss->radius->auth_server && 2011 os_strcmp(buf, "auth_server_port") == 0) { 2012 bss->radius->auth_server->port = atoi(pos); 2013 } else if (bss->radius->auth_server && 2014 os_strcmp(buf, "auth_server_shared_secret") == 0) { 2015 int len = os_strlen(pos); 2016 if (len == 0) { 2017 /* RFC 2865, Ch. 3 */ 2018 wpa_printf(MSG_ERROR, "Line %d: empty shared " 2019 "secret is not allowed.", line); 2020 errors++; 2021 } 2022 bss->radius->auth_server->shared_secret = 2023 (u8 *) os_strdup(pos); 2024 bss->radius->auth_server->shared_secret_len = len; 2025 } else if (os_strcmp(buf, "acct_server_addr") == 0) { 2026 if (hostapd_config_read_radius_addr( 2027 &bss->radius->acct_servers, 2028 &bss->radius->num_acct_servers, pos, 1813, 2029 &bss->radius->acct_server)) { 2030 wpa_printf(MSG_ERROR, "Line %d: invalid IP " 2031 "address '%s'", line, pos); 2032 errors++; 2033 } 2034 } else if (bss->radius->acct_server && 2035 os_strcmp(buf, "acct_server_port") == 0) { 2036 bss->radius->acct_server->port = atoi(pos); 2037 } else if (bss->radius->acct_server && 2038 os_strcmp(buf, "acct_server_shared_secret") == 0) { 2039 int len = os_strlen(pos); 2040 if (len == 0) { 2041 /* RFC 2865, Ch. 3 */ 2042 wpa_printf(MSG_ERROR, "Line %d: empty shared " 2043 "secret is not allowed.", line); 2044 errors++; 2045 } 2046 bss->radius->acct_server->shared_secret = 2047 (u8 *) os_strdup(pos); 2048 bss->radius->acct_server->shared_secret_len = len; 2049 } else if (os_strcmp(buf, "radius_retry_primary_interval") == 2050 0) { 2051 bss->radius->retry_primary_interval = atoi(pos); 2052 } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) 2053 { 2054 bss->acct_interim_interval = atoi(pos); 2055 } else if (os_strcmp(buf, "radius_request_cui") == 0) { 2056 bss->radius_request_cui = atoi(pos); 2057 } else if (os_strcmp(buf, "radius_auth_req_attr") == 0) { 2058 struct hostapd_radius_attr *attr, *a; 2059 attr = hostapd_parse_radius_attr(pos); 2060 if (attr == NULL) { 2061 wpa_printf(MSG_ERROR, "Line %d: invalid " 2062 "radius_auth_req_attr", line); 2063 errors++; 2064 } else if (bss->radius_auth_req_attr == NULL) { 2065 bss->radius_auth_req_attr = attr; 2066 } else { 2067 a = bss->radius_auth_req_attr; 2068 while (a->next) 2069 a = a->next; 2070 a->next = attr; 2071 } 2072 } else if (os_strcmp(buf, "radius_acct_req_attr") == 0) { 2073 struct hostapd_radius_attr *attr, *a; 2074 attr = hostapd_parse_radius_attr(pos); 2075 if (attr == NULL) { 2076 wpa_printf(MSG_ERROR, "Line %d: invalid " 2077 "radius_acct_req_attr", line); 2078 errors++; 2079 } else if (bss->radius_acct_req_attr == NULL) { 2080 bss->radius_acct_req_attr = attr; 2081 } else { 2082 a = bss->radius_acct_req_attr; 2083 while (a->next) 2084 a = a->next; 2085 a->next = attr; 2086 } 2087 } else if (os_strcmp(buf, "radius_das_port") == 0) { 2088 bss->radius_das_port = atoi(pos); 2089 } else if (os_strcmp(buf, "radius_das_client") == 0) { 2090 if (hostapd_parse_das_client(bss, pos) < 0) { 2091 wpa_printf(MSG_ERROR, "Line %d: invalid " 2092 "DAS client", line); 2093 errors++; 2094 } 2095 } else if (os_strcmp(buf, "radius_das_time_window") == 0) { 2096 bss->radius_das_time_window = atoi(pos); 2097 } else if (os_strcmp(buf, "radius_das_require_event_timestamp") 2098 == 0) { 2099 bss->radius_das_require_event_timestamp = atoi(pos); 2100#endif /* CONFIG_NO_RADIUS */ 2101 } else if (os_strcmp(buf, "auth_algs") == 0) { 2102 bss->auth_algs = atoi(pos); 2103 if (bss->auth_algs == 0) { 2104 wpa_printf(MSG_ERROR, "Line %d: no " 2105 "authentication algorithms allowed", 2106 line); 2107 errors++; 2108 } 2109 } else if (os_strcmp(buf, "max_num_sta") == 0) { 2110 bss->max_num_sta = atoi(pos); 2111 if (bss->max_num_sta < 0 || 2112 bss->max_num_sta > MAX_STA_COUNT) { 2113 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2114 "max_num_sta=%d; allowed range " 2115 "0..%d", line, bss->max_num_sta, 2116 MAX_STA_COUNT); 2117 errors++; 2118 } 2119 } else if (os_strcmp(buf, "wpa") == 0) { 2120 bss->wpa = atoi(pos); 2121 } else if (os_strcmp(buf, "wpa_group_rekey") == 0) { 2122 bss->wpa_group_rekey = atoi(pos); 2123 } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) { 2124 bss->wpa_strict_rekey = atoi(pos); 2125 } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) { 2126 bss->wpa_gmk_rekey = atoi(pos); 2127 } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) { 2128 bss->wpa_ptk_rekey = atoi(pos); 2129 } else if (os_strcmp(buf, "wpa_passphrase") == 0) { 2130 int len = os_strlen(pos); 2131 if (len < 8 || len > 63) { 2132 wpa_printf(MSG_ERROR, "Line %d: invalid WPA " 2133 "passphrase length %d (expected " 2134 "8..63)", line, len); 2135 errors++; 2136 } else { 2137 os_free(bss->ssid.wpa_passphrase); 2138 bss->ssid.wpa_passphrase = os_strdup(pos); 2139 os_free(bss->ssid.wpa_psk); 2140 bss->ssid.wpa_psk = NULL; 2141 } 2142 } else if (os_strcmp(buf, "wpa_psk") == 0) { 2143 os_free(bss->ssid.wpa_psk); 2144 bss->ssid.wpa_psk = 2145 os_zalloc(sizeof(struct hostapd_wpa_psk)); 2146 if (bss->ssid.wpa_psk == NULL) 2147 errors++; 2148 else if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, 2149 PMK_LEN) || 2150 pos[PMK_LEN * 2] != '\0') { 2151 wpa_printf(MSG_ERROR, "Line %d: Invalid PSK " 2152 "'%s'.", line, pos); 2153 errors++; 2154 } else { 2155 bss->ssid.wpa_psk->group = 1; 2156 os_free(bss->ssid.wpa_passphrase); 2157 bss->ssid.wpa_passphrase = NULL; 2158 } 2159 } else if (os_strcmp(buf, "wpa_psk_file") == 0) { 2160 os_free(bss->ssid.wpa_psk_file); 2161 bss->ssid.wpa_psk_file = os_strdup(pos); 2162 if (!bss->ssid.wpa_psk_file) { 2163 wpa_printf(MSG_ERROR, "Line %d: allocation " 2164 "failed", line); 2165 errors++; 2166 } 2167 } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) { 2168 bss->wpa_key_mgmt = 2169 hostapd_config_parse_key_mgmt(line, pos); 2170 if (bss->wpa_key_mgmt == -1) 2171 errors++; 2172 } else if (os_strcmp(buf, "wpa_psk_radius") == 0) { 2173 bss->wpa_psk_radius = atoi(pos); 2174 if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED && 2175 bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED && 2176 bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) { 2177 wpa_printf(MSG_ERROR, "Line %d: unknown " 2178 "wpa_psk_radius %d", 2179 line, bss->wpa_psk_radius); 2180 errors++; 2181 } 2182 } else if (os_strcmp(buf, "wpa_pairwise") == 0) { 2183 bss->wpa_pairwise = 2184 hostapd_config_parse_cipher(line, pos); 2185 if (bss->wpa_pairwise == -1 || 2186 bss->wpa_pairwise == 0) 2187 errors++; 2188 else if (bss->wpa_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->wpa_pairwise, pos); 2194 errors++; 2195 } 2196 } else if (os_strcmp(buf, "rsn_pairwise") == 0) { 2197 bss->rsn_pairwise = 2198 hostapd_config_parse_cipher(line, pos); 2199 if (bss->rsn_pairwise == -1 || 2200 bss->rsn_pairwise == 0) 2201 errors++; 2202 else if (bss->rsn_pairwise & 2203 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | 2204 WPA_CIPHER_WEP104)) { 2205 wpa_printf(MSG_ERROR, "Line %d: unsupported " 2206 "pairwise cipher suite '%s'", 2207 bss->rsn_pairwise, pos); 2208 errors++; 2209 } 2210#ifdef CONFIG_RSN_PREAUTH 2211 } else if (os_strcmp(buf, "rsn_preauth") == 0) { 2212 bss->rsn_preauth = atoi(pos); 2213 } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) { 2214 bss->rsn_preauth_interfaces = os_strdup(pos); 2215#endif /* CONFIG_RSN_PREAUTH */ 2216#ifdef CONFIG_PEERKEY 2217 } else if (os_strcmp(buf, "peerkey") == 0) { 2218 bss->peerkey = atoi(pos); 2219#endif /* CONFIG_PEERKEY */ 2220#ifdef CONFIG_IEEE80211R 2221 } else if (os_strcmp(buf, "mobility_domain") == 0) { 2222 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN || 2223 hexstr2bin(pos, bss->mobility_domain, 2224 MOBILITY_DOMAIN_ID_LEN) != 0) { 2225 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2226 "mobility_domain '%s'", line, pos); 2227 errors++; 2228 return errors; 2229 } 2230 } else if (os_strcmp(buf, "r1_key_holder") == 0) { 2231 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN || 2232 hexstr2bin(pos, bss->r1_key_holder, 2233 FT_R1KH_ID_LEN) != 0) { 2234 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2235 "r1_key_holder '%s'", line, pos); 2236 errors++; 2237 return errors; 2238 } 2239 } else if (os_strcmp(buf, "r0_key_lifetime") == 0) { 2240 bss->r0_key_lifetime = atoi(pos); 2241 } else if (os_strcmp(buf, "reassociation_deadline") == 0) { 2242 bss->reassociation_deadline = atoi(pos); 2243 } else if (os_strcmp(buf, "r0kh") == 0) { 2244 if (add_r0kh(bss, pos) < 0) { 2245 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2246 "r0kh '%s'", line, pos); 2247 errors++; 2248 return errors; 2249 } 2250 } else if (os_strcmp(buf, "r1kh") == 0) { 2251 if (add_r1kh(bss, pos) < 0) { 2252 wpa_printf(MSG_DEBUG, "Line %d: Invalid " 2253 "r1kh '%s'", line, pos); 2254 errors++; 2255 return errors; 2256 } 2257 } else if (os_strcmp(buf, "pmk_r1_push") == 0) { 2258 bss->pmk_r1_push = atoi(pos); 2259 } else if (os_strcmp(buf, "ft_over_ds") == 0) { 2260 bss->ft_over_ds = atoi(pos); 2261#endif /* CONFIG_IEEE80211R */ 2262#ifndef CONFIG_NO_CTRL_IFACE 2263 } else if (os_strcmp(buf, "ctrl_interface") == 0) { 2264 os_free(bss->ctrl_interface); 2265 bss->ctrl_interface = os_strdup(pos); 2266 } else if (os_strcmp(buf, "ctrl_interface_group") == 0) { 2267#ifndef CONFIG_NATIVE_WINDOWS 2268 struct group *grp; 2269 char *endp; 2270 const char *group = pos; 2271 2272 grp = getgrnam(group); 2273 if (grp) { 2274 bss->ctrl_interface_gid = grp->gr_gid; 2275 bss->ctrl_interface_gid_set = 1; 2276 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d" 2277 " (from group name '%s')", 2278 bss->ctrl_interface_gid, group); 2279 return errors; 2280 } 2281 2282 /* Group name not found - try to parse this as gid */ 2283 bss->ctrl_interface_gid = strtol(group, &endp, 10); 2284 if (*group == '\0' || *endp != '\0') { 2285 wpa_printf(MSG_DEBUG, "Line %d: Invalid group " 2286 "'%s'", line, group); 2287 errors++; 2288 return errors; 2289 } 2290 bss->ctrl_interface_gid_set = 1; 2291 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d", 2292 bss->ctrl_interface_gid); 2293#endif /* CONFIG_NATIVE_WINDOWS */ 2294#endif /* CONFIG_NO_CTRL_IFACE */ 2295#ifdef RADIUS_SERVER 2296 } else if (os_strcmp(buf, "radius_server_clients") == 0) { 2297 os_free(bss->radius_server_clients); 2298 bss->radius_server_clients = os_strdup(pos); 2299 } else if (os_strcmp(buf, "radius_server_auth_port") == 0) { 2300 bss->radius_server_auth_port = atoi(pos); 2301 } else if (os_strcmp(buf, "radius_server_ipv6") == 0) { 2302 bss->radius_server_ipv6 = atoi(pos); 2303#endif /* RADIUS_SERVER */ 2304 } else if (os_strcmp(buf, "test_socket") == 0) { 2305 os_free(bss->test_socket); 2306 bss->test_socket = os_strdup(pos); 2307 } else if (os_strcmp(buf, "use_pae_group_addr") == 0) { 2308 bss->use_pae_group_addr = atoi(pos); 2309 } else if (os_strcmp(buf, "hw_mode") == 0) { 2310 if (os_strcmp(pos, "a") == 0) 2311 conf->hw_mode = HOSTAPD_MODE_IEEE80211A; 2312 else if (os_strcmp(pos, "b") == 0) 2313 conf->hw_mode = HOSTAPD_MODE_IEEE80211B; 2314 else if (os_strcmp(pos, "g") == 0) 2315 conf->hw_mode = HOSTAPD_MODE_IEEE80211G; 2316 else if (os_strcmp(pos, "ad") == 0) 2317 conf->hw_mode = HOSTAPD_MODE_IEEE80211AD; 2318 else { 2319 wpa_printf(MSG_ERROR, "Line %d: unknown " 2320 "hw_mode '%s'", line, pos); 2321 errors++; 2322 } 2323 } else if (os_strcmp(buf, "wps_rf_bands") == 0) { 2324 if (os_strcmp(pos, "a") == 0) 2325 bss->wps_rf_bands = WPS_RF_50GHZ; 2326 else if (os_strcmp(pos, "g") == 0 || 2327 os_strcmp(pos, "b") == 0) 2328 bss->wps_rf_bands = WPS_RF_24GHZ; 2329 else if (os_strcmp(pos, "ag") == 0 || 2330 os_strcmp(pos, "ga") == 0) 2331 bss->wps_rf_bands = 2332 WPS_RF_24GHZ | WPS_RF_50GHZ; 2333 else { 2334 wpa_printf(MSG_ERROR, "Line %d: unknown " 2335 "wps_rf_band '%s'", line, pos); 2336 errors++; 2337 } 2338 } else if (os_strcmp(buf, "channel") == 0) { 2339 conf->channel = atoi(pos); 2340 } else if (os_strcmp(buf, "beacon_int") == 0) { 2341 int val = atoi(pos); 2342 /* MIB defines range as 1..65535, but very small values 2343 * cause problems with the current implementation. 2344 * Since it is unlikely that this small numbers are 2345 * useful in real life scenarios, do not allow beacon 2346 * period to be set below 15 TU. */ 2347 if (val < 15 || val > 65535) { 2348 wpa_printf(MSG_ERROR, "Line %d: invalid " 2349 "beacon_int %d (expected " 2350 "15..65535)", line, val); 2351 errors++; 2352 } else 2353 conf->beacon_int = val; 2354 } else if (os_strcmp(buf, "dtim_period") == 0) { 2355 bss->dtim_period = atoi(pos); 2356 if (bss->dtim_period < 1 || bss->dtim_period > 255) { 2357 wpa_printf(MSG_ERROR, "Line %d: invalid " 2358 "dtim_period %d", 2359 line, bss->dtim_period); 2360 errors++; 2361 } 2362 } else if (os_strcmp(buf, "rts_threshold") == 0) { 2363 conf->rts_threshold = atoi(pos); 2364 if (conf->rts_threshold < 0 || 2365 conf->rts_threshold > 2347) { 2366 wpa_printf(MSG_ERROR, "Line %d: invalid " 2367 "rts_threshold %d", 2368 line, conf->rts_threshold); 2369 errors++; 2370 } 2371 } else if (os_strcmp(buf, "fragm_threshold") == 0) { 2372 conf->fragm_threshold = atoi(pos); 2373 if (conf->fragm_threshold < 256 || 2374 conf->fragm_threshold > 2346) { 2375 wpa_printf(MSG_ERROR, "Line %d: invalid " 2376 "fragm_threshold %d", 2377 line, conf->fragm_threshold); 2378 errors++; 2379 } 2380 } else if (os_strcmp(buf, "send_probe_response") == 0) { 2381 int val = atoi(pos); 2382 if (val != 0 && val != 1) { 2383 wpa_printf(MSG_ERROR, "Line %d: invalid " 2384 "send_probe_response %d (expected " 2385 "0 or 1)", line, val); 2386 } else 2387 conf->send_probe_response = val; 2388 } else if (os_strcmp(buf, "supported_rates") == 0) { 2389 if (hostapd_parse_rates(&conf->supported_rates, pos)) { 2390 wpa_printf(MSG_ERROR, "Line %d: invalid rate " 2391 "list", line); 2392 errors++; 2393 } 2394 } else if (os_strcmp(buf, "basic_rates") == 0) { 2395 if (hostapd_parse_rates(&conf->basic_rates, pos)) { 2396 wpa_printf(MSG_ERROR, "Line %d: invalid rate " 2397 "list", line); 2398 errors++; 2399 } 2400 } else if (os_strcmp(buf, "preamble") == 0) { 2401 if (atoi(pos)) 2402 conf->preamble = SHORT_PREAMBLE; 2403 else 2404 conf->preamble = LONG_PREAMBLE; 2405 } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) { 2406 bss->ignore_broadcast_ssid = atoi(pos); 2407 } else if (os_strcmp(buf, "wep_default_key") == 0) { 2408 bss->ssid.wep.idx = atoi(pos); 2409 if (bss->ssid.wep.idx > 3) { 2410 wpa_printf(MSG_ERROR, "Invalid " 2411 "wep_default_key index %d", 2412 bss->ssid.wep.idx); 2413 errors++; 2414 } 2415 } else if (os_strcmp(buf, "wep_key0") == 0 || 2416 os_strcmp(buf, "wep_key1") == 0 || 2417 os_strcmp(buf, "wep_key2") == 0 || 2418 os_strcmp(buf, "wep_key3") == 0) { 2419 if (hostapd_config_read_wep(&bss->ssid.wep, 2420 buf[7] - '0', pos)) { 2421 wpa_printf(MSG_ERROR, "Line %d: invalid WEP " 2422 "key '%s'", line, buf); 2423 errors++; 2424 } 2425#ifndef CONFIG_NO_VLAN 2426 } else if (os_strcmp(buf, "dynamic_vlan") == 0) { 2427 bss->ssid.dynamic_vlan = atoi(pos); 2428 } else if (os_strcmp(buf, "vlan_file") == 0) { 2429 if (hostapd_config_read_vlan_file(bss, pos)) { 2430 wpa_printf(MSG_ERROR, "Line %d: failed to " 2431 "read VLAN file '%s'", line, pos); 2432 errors++; 2433 } 2434 } else if (os_strcmp(buf, "vlan_naming") == 0) { 2435 bss->ssid.vlan_naming = atoi(pos); 2436 if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END || 2437 bss->ssid.vlan_naming < 0) { 2438 wpa_printf(MSG_ERROR, "Line %d: invalid " 2439 "naming scheme %d", line, 2440 bss->ssid.vlan_naming); 2441 errors++; 2442 } 2443#ifdef CONFIG_FULL_DYNAMIC_VLAN 2444 } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) { 2445 bss->ssid.vlan_tagged_interface = os_strdup(pos); 2446#endif /* CONFIG_FULL_DYNAMIC_VLAN */ 2447#endif /* CONFIG_NO_VLAN */ 2448 } else if (os_strcmp(buf, "ap_table_max_size") == 0) { 2449 conf->ap_table_max_size = atoi(pos); 2450 } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) { 2451 conf->ap_table_expiration_time = atoi(pos); 2452 } else if (os_strncmp(buf, "tx_queue_", 9) == 0) { 2453 if (hostapd_config_tx_queue(conf, buf, pos)) { 2454 wpa_printf(MSG_ERROR, "Line %d: invalid TX " 2455 "queue item", line); 2456 errors++; 2457 } 2458 } else if (os_strcmp(buf, "wme_enabled") == 0 || 2459 os_strcmp(buf, "wmm_enabled") == 0) { 2460 bss->wmm_enabled = atoi(pos); 2461 } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) { 2462 bss->wmm_uapsd = atoi(pos); 2463 } else if (os_strncmp(buf, "wme_ac_", 7) == 0 || 2464 os_strncmp(buf, "wmm_ac_", 7) == 0) { 2465 if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, 2466 pos)) { 2467 wpa_printf(MSG_ERROR, "Line %d: invalid WMM " 2468 "ac item", line); 2469 errors++; 2470 } 2471 } else if (os_strcmp(buf, "bss") == 0) { 2472 if (hostapd_config_bss(conf, pos)) { 2473 wpa_printf(MSG_ERROR, "Line %d: invalid bss " 2474 "item", line); 2475 errors++; 2476 } 2477 } else if (os_strcmp(buf, "bssid") == 0) { 2478 if (hwaddr_aton(pos, bss->bssid)) { 2479 wpa_printf(MSG_ERROR, "Line %d: invalid bssid " 2480 "item", line); 2481 errors++; 2482 } 2483#ifdef CONFIG_IEEE80211W 2484 } else if (os_strcmp(buf, "ieee80211w") == 0) { 2485 bss->ieee80211w = atoi(pos); 2486 } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) { 2487 bss->assoc_sa_query_max_timeout = atoi(pos); 2488 if (bss->assoc_sa_query_max_timeout == 0) { 2489 wpa_printf(MSG_ERROR, "Line %d: invalid " 2490 "assoc_sa_query_max_timeout", line); 2491 errors++; 2492 } 2493 } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) 2494 { 2495 bss->assoc_sa_query_retry_timeout = atoi(pos); 2496 if (bss->assoc_sa_query_retry_timeout == 0) { 2497 wpa_printf(MSG_ERROR, "Line %d: invalid " 2498 "assoc_sa_query_retry_timeout", 2499 line); 2500 errors++; 2501 } 2502#endif /* CONFIG_IEEE80211W */ 2503#ifdef CONFIG_IEEE80211N 2504 } else if (os_strcmp(buf, "ieee80211n") == 0) { 2505 conf->ieee80211n = atoi(pos); 2506 } else if (os_strcmp(buf, "ht_capab") == 0) { 2507 if (hostapd_config_ht_capab(conf, pos) < 0) { 2508 wpa_printf(MSG_ERROR, "Line %d: invalid " 2509 "ht_capab", line); 2510 errors++; 2511 } 2512 } else if (os_strcmp(buf, "require_ht") == 0) { 2513 conf->require_ht = atoi(pos); 2514#endif /* CONFIG_IEEE80211N */ 2515#ifdef CONFIG_IEEE80211AC 2516 } else if (os_strcmp(buf, "ieee80211ac") == 0) { 2517 conf->ieee80211ac = atoi(pos); 2518 } else if (os_strcmp(buf, "vht_capab") == 0) { 2519 if (hostapd_config_vht_capab(conf, pos) < 0) { 2520 wpa_printf(MSG_ERROR, "Line %d: invalid " 2521 "vht_capab", line); 2522 errors++; 2523 } 2524 } else if (os_strcmp(buf, "require_vht") == 0) { 2525 conf->require_vht = atoi(pos); 2526 } else if (os_strcmp(buf, "vht_oper_chwidth") == 0) { 2527 conf->vht_oper_chwidth = atoi(pos); 2528 } else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) 2529 { 2530 conf->vht_oper_centr_freq_seg0_idx = atoi(pos); 2531 } else if (os_strcmp(buf, "vht_oper_centr_freq_seg1_idx") == 0) 2532 { 2533 conf->vht_oper_centr_freq_seg1_idx = atoi(pos); 2534#endif /* CONFIG_IEEE80211AC */ 2535 } else if (os_strcmp(buf, "max_listen_interval") == 0) { 2536 bss->max_listen_interval = atoi(pos); 2537 } else if (os_strcmp(buf, "disable_pmksa_caching") == 0) { 2538 bss->disable_pmksa_caching = atoi(pos); 2539 } else if (os_strcmp(buf, "okc") == 0) { 2540 bss->okc = atoi(pos); 2541#ifdef CONFIG_WPS 2542 } else if (os_strcmp(buf, "wps_state") == 0) { 2543 bss->wps_state = atoi(pos); 2544 if (bss->wps_state < 0 || bss->wps_state > 2) { 2545 wpa_printf(MSG_ERROR, "Line %d: invalid " 2546 "wps_state", line); 2547 errors++; 2548 } 2549 } else if (os_strcmp(buf, "ap_setup_locked") == 0) { 2550 bss->ap_setup_locked = atoi(pos); 2551 } else if (os_strcmp(buf, "uuid") == 0) { 2552 if (uuid_str2bin(pos, bss->uuid)) { 2553 wpa_printf(MSG_ERROR, "Line %d: invalid UUID", 2554 line); 2555 errors++; 2556 } 2557 } else if (os_strcmp(buf, "wps_pin_requests") == 0) { 2558 os_free(bss->wps_pin_requests); 2559 bss->wps_pin_requests = os_strdup(pos); 2560 } else if (os_strcmp(buf, "device_name") == 0) { 2561 if (os_strlen(pos) > 32) { 2562 wpa_printf(MSG_ERROR, "Line %d: Too long " 2563 "device_name", line); 2564 errors++; 2565 } 2566 os_free(bss->device_name); 2567 bss->device_name = os_strdup(pos); 2568 } else if (os_strcmp(buf, "manufacturer") == 0) { 2569 if (os_strlen(pos) > 64) { 2570 wpa_printf(MSG_ERROR, "Line %d: Too long " 2571 "manufacturer", line); 2572 errors++; 2573 } 2574 os_free(bss->manufacturer); 2575 bss->manufacturer = os_strdup(pos); 2576 } else if (os_strcmp(buf, "model_name") == 0) { 2577 if (os_strlen(pos) > 32) { 2578 wpa_printf(MSG_ERROR, "Line %d: Too long " 2579 "model_name", line); 2580 errors++; 2581 } 2582 os_free(bss->model_name); 2583 bss->model_name = os_strdup(pos); 2584 } else if (os_strcmp(buf, "model_number") == 0) { 2585 if (os_strlen(pos) > 32) { 2586 wpa_printf(MSG_ERROR, "Line %d: Too long " 2587 "model_number", line); 2588 errors++; 2589 } 2590 os_free(bss->model_number); 2591 bss->model_number = os_strdup(pos); 2592 } else if (os_strcmp(buf, "serial_number") == 0) { 2593 if (os_strlen(pos) > 32) { 2594 wpa_printf(MSG_ERROR, "Line %d: Too long " 2595 "serial_number", line); 2596 errors++; 2597 } 2598 os_free(bss->serial_number); 2599 bss->serial_number = os_strdup(pos); 2600 } else if (os_strcmp(buf, "device_type") == 0) { 2601 if (wps_dev_type_str2bin(pos, bss->device_type)) 2602 errors++; 2603 } else if (os_strcmp(buf, "config_methods") == 0) { 2604 os_free(bss->config_methods); 2605 bss->config_methods = os_strdup(pos); 2606 } else if (os_strcmp(buf, "os_version") == 0) { 2607 if (hexstr2bin(pos, bss->os_version, 4)) { 2608 wpa_printf(MSG_ERROR, "Line %d: invalid " 2609 "os_version", line); 2610 errors++; 2611 } 2612 } else if (os_strcmp(buf, "ap_pin") == 0) { 2613 os_free(bss->ap_pin); 2614 bss->ap_pin = os_strdup(pos); 2615 } else if (os_strcmp(buf, "skip_cred_build") == 0) { 2616 bss->skip_cred_build = atoi(pos); 2617 } else if (os_strcmp(buf, "extra_cred") == 0) { 2618 os_free(bss->extra_cred); 2619 bss->extra_cred = 2620 (u8 *) os_readfile(pos, &bss->extra_cred_len); 2621 if (bss->extra_cred == NULL) { 2622 wpa_printf(MSG_ERROR, "Line %d: could not " 2623 "read Credentials from '%s'", 2624 line, pos); 2625 errors++; 2626 } 2627 } else if (os_strcmp(buf, "wps_cred_processing") == 0) { 2628 bss->wps_cred_processing = atoi(pos); 2629 } else if (os_strcmp(buf, "ap_settings") == 0) { 2630 os_free(bss->ap_settings); 2631 bss->ap_settings = 2632 (u8 *) os_readfile(pos, &bss->ap_settings_len); 2633 if (bss->ap_settings == NULL) { 2634 wpa_printf(MSG_ERROR, "Line %d: could not " 2635 "read AP Settings from '%s'", 2636 line, pos); 2637 errors++; 2638 } 2639 } else if (os_strcmp(buf, "upnp_iface") == 0) { 2640 bss->upnp_iface = os_strdup(pos); 2641 } else if (os_strcmp(buf, "friendly_name") == 0) { 2642 os_free(bss->friendly_name); 2643 bss->friendly_name = os_strdup(pos); 2644 } else if (os_strcmp(buf, "manufacturer_url") == 0) { 2645 os_free(bss->manufacturer_url); 2646 bss->manufacturer_url = os_strdup(pos); 2647 } else if (os_strcmp(buf, "model_description") == 0) { 2648 os_free(bss->model_description); 2649 bss->model_description = os_strdup(pos); 2650 } else if (os_strcmp(buf, "model_url") == 0) { 2651 os_free(bss->model_url); 2652 bss->model_url = os_strdup(pos); 2653 } else if (os_strcmp(buf, "upc") == 0) { 2654 os_free(bss->upc); 2655 bss->upc = os_strdup(pos); 2656 } else if (os_strcmp(buf, "pbc_in_m1") == 0) { 2657 bss->pbc_in_m1 = atoi(pos); 2658#ifdef CONFIG_WPS_NFC 2659 } else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) { 2660 bss->wps_nfc_dev_pw_id = atoi(pos); 2661 if (bss->wps_nfc_dev_pw_id < 0x10 || 2662 bss->wps_nfc_dev_pw_id > 0xffff) { 2663 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2664 "wps_nfc_dev_pw_id value", line); 2665 errors++; 2666 } 2667 } else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) { 2668 wpabuf_free(bss->wps_nfc_dh_pubkey); 2669 bss->wps_nfc_dh_pubkey = hostapd_parse_bin(pos); 2670 } else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) { 2671 wpabuf_free(bss->wps_nfc_dh_privkey); 2672 bss->wps_nfc_dh_privkey = hostapd_parse_bin(pos); 2673 } else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) { 2674 wpabuf_free(bss->wps_nfc_dev_pw); 2675 bss->wps_nfc_dev_pw = hostapd_parse_bin(pos); 2676#endif /* CONFIG_WPS_NFC */ 2677#endif /* CONFIG_WPS */ 2678#ifdef CONFIG_P2P_MANAGER 2679 } else if (os_strcmp(buf, "manage_p2p") == 0) { 2680 int manage = atoi(pos); 2681 if (manage) 2682 bss->p2p |= P2P_MANAGE; 2683 else 2684 bss->p2p &= ~P2P_MANAGE; 2685 } else if (os_strcmp(buf, "allow_cross_connection") == 0) { 2686 if (atoi(pos)) 2687 bss->p2p |= P2P_ALLOW_CROSS_CONNECTION; 2688 else 2689 bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION; 2690#endif /* CONFIG_P2P_MANAGER */ 2691 } else if (os_strcmp(buf, "disassoc_low_ack") == 0) { 2692 bss->disassoc_low_ack = atoi(pos); 2693 } else if (os_strcmp(buf, "tdls_prohibit") == 0) { 2694 int val = atoi(pos); 2695 if (val) 2696 bss->tdls |= TDLS_PROHIBIT; 2697 else 2698 bss->tdls &= ~TDLS_PROHIBIT; 2699 } else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) { 2700 int val = atoi(pos); 2701 if (val) 2702 bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH; 2703 else 2704 bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH; 2705#ifdef CONFIG_RSN_TESTING 2706 } else if (os_strcmp(buf, "rsn_testing") == 0) { 2707 extern int rsn_testing; 2708 rsn_testing = atoi(pos); 2709#endif /* CONFIG_RSN_TESTING */ 2710 } else if (os_strcmp(buf, "time_advertisement") == 0) { 2711 bss->time_advertisement = atoi(pos); 2712 } else if (os_strcmp(buf, "time_zone") == 0) { 2713 size_t tz_len = os_strlen(pos); 2714 if (tz_len < 4 || tz_len > 255) { 2715 wpa_printf(MSG_DEBUG, "Line %d: invalid " 2716 "time_zone", line); 2717 errors++; 2718 return errors; 2719 } 2720 os_free(bss->time_zone); 2721 bss->time_zone = os_strdup(pos); 2722 if (bss->time_zone == NULL) 2723 errors++; 2724#ifdef CONFIG_WNM 2725 } else if (os_strcmp(buf, "wnm_sleep_mode") == 0) { 2726 bss->wnm_sleep_mode = atoi(pos); 2727 } else if (os_strcmp(buf, "bss_transition") == 0) { 2728 bss->bss_transition = atoi(pos); 2729#endif /* CONFIG_WNM */ 2730#ifdef CONFIG_INTERWORKING 2731 } else if (os_strcmp(buf, "interworking") == 0) { 2732 bss->interworking = atoi(pos); 2733 } else if (os_strcmp(buf, "access_network_type") == 0) { 2734 bss->access_network_type = atoi(pos); 2735 if (bss->access_network_type < 0 || 2736 bss->access_network_type > 15) { 2737 wpa_printf(MSG_ERROR, "Line %d: invalid " 2738 "access_network_type", line); 2739 errors++; 2740 } 2741 } else if (os_strcmp(buf, "internet") == 0) { 2742 bss->internet = atoi(pos); 2743 } else if (os_strcmp(buf, "asra") == 0) { 2744 bss->asra = atoi(pos); 2745 } else if (os_strcmp(buf, "esr") == 0) { 2746 bss->esr = atoi(pos); 2747 } else if (os_strcmp(buf, "uesa") == 0) { 2748 bss->uesa = atoi(pos); 2749 } else if (os_strcmp(buf, "venue_group") == 0) { 2750 bss->venue_group = atoi(pos); 2751 bss->venue_info_set = 1; 2752 } else if (os_strcmp(buf, "venue_type") == 0) { 2753 bss->venue_type = atoi(pos); 2754 bss->venue_info_set = 1; 2755 } else if (os_strcmp(buf, "hessid") == 0) { 2756 if (hwaddr_aton(pos, bss->hessid)) { 2757 wpa_printf(MSG_ERROR, "Line %d: invalid " 2758 "hessid", line); 2759 errors++; 2760 } 2761 } else if (os_strcmp(buf, "roaming_consortium") == 0) { 2762 if (parse_roaming_consortium(bss, pos, line) < 0) 2763 errors++; 2764 } else if (os_strcmp(buf, "venue_name") == 0) { 2765 if (parse_venue_name(bss, pos, line) < 0) 2766 errors++; 2767 } else if (os_strcmp(buf, "network_auth_type") == 0) { 2768 u8 auth_type; 2769 u16 redirect_url_len; 2770 if (hexstr2bin(pos, &auth_type, 1)) { 2771 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2772 "network_auth_type '%s'", 2773 line, pos); 2774 errors++; 2775 return errors; 2776 } 2777 if (auth_type == 0 || auth_type == 2) 2778 redirect_url_len = os_strlen(pos + 2); 2779 else 2780 redirect_url_len = 0; 2781 os_free(bss->network_auth_type); 2782 bss->network_auth_type = 2783 os_malloc(redirect_url_len + 3 + 1); 2784 if (bss->network_auth_type == NULL) { 2785 errors++; 2786 return errors; 2787 } 2788 *bss->network_auth_type = auth_type; 2789 WPA_PUT_LE16(bss->network_auth_type + 1, 2790 redirect_url_len); 2791 if (redirect_url_len) 2792 os_memcpy(bss->network_auth_type + 3, 2793 pos + 2, redirect_url_len); 2794 bss->network_auth_type_len = 3 + redirect_url_len; 2795 } else if (os_strcmp(buf, "ipaddr_type_availability") == 0) { 2796 if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) 2797 { 2798 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2799 "ipaddr_type_availability '%s'", 2800 line, pos); 2801 bss->ipaddr_type_configured = 0; 2802 errors++; 2803 return errors; 2804 } 2805 bss->ipaddr_type_configured = 1; 2806 } else if (os_strcmp(buf, "domain_name") == 0) { 2807 int j, num_domains, domain_len, domain_list_len = 0; 2808 char *tok_start, *tok_prev; 2809 u8 *domain_list, *domain_ptr; 2810 2811 domain_list_len = os_strlen(pos) + 1; 2812 domain_list = os_malloc(domain_list_len); 2813 if (domain_list == NULL) { 2814 errors++; 2815 return errors; 2816 } 2817 2818 domain_ptr = domain_list; 2819 tok_prev = pos; 2820 num_domains = 1; 2821 while ((tok_prev = os_strchr(tok_prev, ','))) { 2822 num_domains++; 2823 tok_prev++; 2824 } 2825 tok_prev = pos; 2826 for (j = 0; j < num_domains; j++) { 2827 tok_start = os_strchr(tok_prev, ','); 2828 if (tok_start) { 2829 domain_len = tok_start - tok_prev; 2830 *domain_ptr = domain_len; 2831 os_memcpy(domain_ptr + 1, tok_prev, 2832 domain_len); 2833 domain_ptr += domain_len + 1; 2834 tok_prev = ++tok_start; 2835 } else { 2836 domain_len = os_strlen(tok_prev); 2837 *domain_ptr = domain_len; 2838 os_memcpy(domain_ptr + 1, tok_prev, 2839 domain_len); 2840 domain_ptr += domain_len + 1; 2841 } 2842 } 2843 2844 os_free(bss->domain_name); 2845 bss->domain_name = domain_list; 2846 bss->domain_name_len = domain_list_len; 2847 } else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) { 2848 if (parse_3gpp_cell_net(bss, pos, line) < 0) 2849 errors++; 2850 } else if (os_strcmp(buf, "nai_realm") == 0) { 2851 if (parse_nai_realm(bss, pos, line) < 0) 2852 errors++; 2853 } else if (os_strcmp(buf, "gas_frag_limit") == 0) { 2854 bss->gas_frag_limit = atoi(pos); 2855 } else if (os_strcmp(buf, "gas_comeback_delay") == 0) { 2856 bss->gas_comeback_delay = atoi(pos); 2857#endif /* CONFIG_INTERWORKING */ 2858#ifdef CONFIG_RADIUS_TEST 2859 } else if (os_strcmp(buf, "dump_msk_file") == 0) { 2860 os_free(bss->dump_msk_file); 2861 bss->dump_msk_file = os_strdup(pos); 2862#endif /* CONFIG_RADIUS_TEST */ 2863#ifdef CONFIG_HS20 2864 } else if (os_strcmp(buf, "hs20") == 0) { 2865 bss->hs20 = atoi(pos); 2866 } else if (os_strcmp(buf, "disable_dgaf") == 0) { 2867 bss->disable_dgaf = atoi(pos); 2868 } else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) { 2869 if (hs20_parse_oper_friendly_name(bss, pos, line) < 0) 2870 errors++; 2871 } else if (os_strcmp(buf, "hs20_wan_metrics") == 0) { 2872 if (hs20_parse_wan_metrics(bss, pos, line) < 0) { 2873 errors++; 2874 return errors; 2875 } 2876 } else if (os_strcmp(buf, "hs20_conn_capab") == 0) { 2877 if (hs20_parse_conn_capab(bss, pos, line) < 0) { 2878 errors++; 2879 return errors; 2880 } 2881 } else if (os_strcmp(buf, "hs20_operating_class") == 0) { 2882 u8 *oper_class; 2883 size_t oper_class_len; 2884 oper_class_len = os_strlen(pos); 2885 if (oper_class_len < 2 || (oper_class_len & 0x01)) { 2886 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2887 "hs20_operating_class '%s'", 2888 line, pos); 2889 errors++; 2890 return errors; 2891 } 2892 oper_class_len /= 2; 2893 oper_class = os_malloc(oper_class_len); 2894 if (oper_class == NULL) { 2895 errors++; 2896 return errors; 2897 } 2898 if (hexstr2bin(pos, oper_class, oper_class_len)) { 2899 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2900 "hs20_operating_class '%s'", 2901 line, pos); 2902 os_free(oper_class); 2903 errors++; 2904 return errors; 2905 } 2906 os_free(bss->hs20_operating_class); 2907 bss->hs20_operating_class = oper_class; 2908 bss->hs20_operating_class_len = oper_class_len; 2909#endif /* CONFIG_HS20 */ 2910 } else if (os_strcmp(buf, "vendor_elements") == 0) { 2911 struct wpabuf *elems; 2912 size_t len = os_strlen(pos); 2913 if (len & 0x01) { 2914 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2915 "vendor_elements '%s'", line, pos); 2916 return 1; 2917 } 2918 len /= 2; 2919 if (len == 0) { 2920 wpabuf_free(bss->vendor_elements); 2921 bss->vendor_elements = NULL; 2922 return 0; 2923 } 2924 2925 elems = wpabuf_alloc(len); 2926 if (elems == NULL) 2927 return 1; 2928 2929 if (hexstr2bin(pos, wpabuf_put(elems, len), len)) { 2930 wpabuf_free(elems); 2931 wpa_printf(MSG_ERROR, "Line %d: Invalid " 2932 "vendor_elements '%s'", line, pos); 2933 return 1; 2934 } 2935 2936 wpabuf_free(bss->vendor_elements); 2937 bss->vendor_elements = elems; 2938 } else { 2939 wpa_printf(MSG_ERROR, "Line %d: unknown configuration " 2940 "item '%s'", line, buf); 2941 errors++; 2942 } 2943 } 2944 2945 return errors; 2946} 2947 2948 2949static void hostapd_set_security_params(struct hostapd_bss_config *bss) 2950{ 2951 int pairwise; 2952 2953 if (bss->individual_wep_key_len == 0) { 2954 /* individual keys are not use; can use key idx0 for 2955 * broadcast keys */ 2956 bss->broadcast_key_idx_min = 0; 2957 } 2958 2959 /* Select group cipher based on the enabled pairwise cipher 2960 * suites */ 2961 pairwise = 0; 2962 if (bss->wpa & 1) 2963 pairwise |= bss->wpa_pairwise; 2964 if (bss->wpa & 2) { 2965 if (bss->rsn_pairwise == 0) 2966 bss->rsn_pairwise = bss->wpa_pairwise; 2967 pairwise |= bss->rsn_pairwise; 2968 } 2969 if (pairwise & WPA_CIPHER_TKIP) 2970 bss->wpa_group = WPA_CIPHER_TKIP; 2971 else if ((pairwise & (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP)) == 2972 WPA_CIPHER_GCMP) 2973 bss->wpa_group = WPA_CIPHER_GCMP; 2974 else 2975 bss->wpa_group = WPA_CIPHER_CCMP; 2976 2977 bss->radius->auth_server = bss->radius->auth_servers; 2978 bss->radius->acct_server = bss->radius->acct_servers; 2979 2980 if (bss->wpa && bss->ieee802_1x) { 2981 bss->ssid.security_policy = SECURITY_WPA; 2982 } else if (bss->wpa) { 2983 bss->ssid.security_policy = SECURITY_WPA_PSK; 2984 } else if (bss->ieee802_1x) { 2985 int cipher = WPA_CIPHER_NONE; 2986 bss->ssid.security_policy = SECURITY_IEEE_802_1X; 2987 bss->ssid.wep.default_len = bss->default_wep_key_len; 2988 if (bss->default_wep_key_len) 2989 cipher = bss->default_wep_key_len >= 13 ? 2990 WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40; 2991 bss->wpa_group = cipher; 2992 bss->wpa_pairwise = cipher; 2993 bss->rsn_pairwise = cipher; 2994 } else if (bss->ssid.wep.keys_set) { 2995 int cipher = WPA_CIPHER_WEP40; 2996 if (bss->ssid.wep.len[0] >= 13) 2997 cipher = WPA_CIPHER_WEP104; 2998 bss->ssid.security_policy = SECURITY_STATIC_WEP; 2999 bss->wpa_group = cipher; 3000 bss->wpa_pairwise = cipher; 3001 bss->rsn_pairwise = cipher; 3002 } else { 3003 bss->ssid.security_policy = SECURITY_PLAINTEXT; 3004 bss->wpa_group = WPA_CIPHER_NONE; 3005 bss->wpa_pairwise = WPA_CIPHER_NONE; 3006 bss->rsn_pairwise = WPA_CIPHER_NONE; 3007 } 3008} 3009 3010 3011/** 3012 * hostapd_config_read - Read and parse a configuration file 3013 * @fname: Configuration file name (including path, if needed) 3014 * Returns: Allocated configuration data structure 3015 */ 3016struct hostapd_config * hostapd_config_read(const char *fname) 3017{ 3018 struct hostapd_config *conf; 3019 struct hostapd_bss_config *bss; 3020 FILE *f; 3021 char buf[512], *pos; 3022 int line = 0; 3023 int errors = 0; 3024 size_t i; 3025 3026 f = fopen(fname, "r"); 3027 if (f == NULL) { 3028 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' " 3029 "for reading.", fname); 3030 return NULL; 3031 } 3032 3033 conf = hostapd_config_defaults(); 3034 if (conf == NULL) { 3035 fclose(f); 3036 return NULL; 3037 } 3038 3039 /* set default driver based on configuration */ 3040 conf->driver = wpa_drivers[0]; 3041 if (conf->driver == NULL) { 3042 wpa_printf(MSG_ERROR, "No driver wrappers registered!"); 3043 hostapd_config_free(conf); 3044 fclose(f); 3045 return NULL; 3046 } 3047 3048 bss = conf->last_bss = conf->bss; 3049 3050 while (fgets(buf, sizeof(buf), f)) { 3051 bss = conf->last_bss; 3052 line++; 3053 3054 if (buf[0] == '#') 3055 continue; 3056 pos = buf; 3057 while (*pos != '\0') { 3058 if (*pos == '\n') { 3059 *pos = '\0'; 3060 break; 3061 } 3062 pos++; 3063 } 3064 if (buf[0] == '\0') 3065 continue; 3066 3067 pos = os_strchr(buf, '='); 3068 if (pos == NULL) { 3069 wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'", 3070 line, buf); 3071 errors++; 3072 continue; 3073 } 3074 *pos = '\0'; 3075 pos++; 3076 errors += hostapd_config_fill(conf, bss, buf, pos, line); 3077 } 3078 3079 fclose(f); 3080 3081 for (i = 0; i < conf->num_bss; i++) 3082 hostapd_set_security_params(&conf->bss[i]); 3083 3084 if (hostapd_config_check(conf)) 3085 errors++; 3086 3087#ifndef WPA_IGNORE_CONFIG_ERRORS 3088 if (errors) { 3089 wpa_printf(MSG_ERROR, "%d errors found in configuration file " 3090 "'%s'", errors, fname); 3091 hostapd_config_free(conf); 3092 conf = NULL; 3093 } 3094#endif /* WPA_IGNORE_CONFIG_ERRORS */ 3095 3096 return conf; 3097} 3098 3099 3100int hostapd_set_iface(struct hostapd_config *conf, 3101 struct hostapd_bss_config *bss, char *field, char *value) 3102{ 3103 int errors; 3104 size_t i; 3105 3106 errors = hostapd_config_fill(conf, bss, field, value, 0); 3107 if (errors) { 3108 wpa_printf(MSG_INFO, "Failed to set configuration field '%s' " 3109 "to value '%s'", field, value); 3110 return -1; 3111 } 3112 3113 for (i = 0; i < conf->num_bss; i++) 3114 hostapd_set_security_params(&conf->bss[i]); 3115 3116 if (hostapd_config_check(conf)) { 3117 wpa_printf(MSG_ERROR, "Configuration check failed"); 3118 return -1; 3119 } 3120 3121 return 0; 3122} 3123