hostapd/config_file.c

   1 /*
   2  * hostapd / Configuration file parser
   3  * Copyright (c) 2003-2015, 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
  25 #ifndef CONFIG_NO_RADIUS
  26 #ifdef EAP_SERVER
  27 static struct hostapd_radius_attr *
  28 hostapd_parse_radius_attr(const char *value);
  29 #endif /* EAP_SERVER */
  30 #endif /* CONFIG_NO_RADIUS */
  31
  32
  33 #ifndef CONFIG_NO_VLAN
  34 static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss,
  35                                          const char *fname)
  36 {
  37         FILE *f;
  38         char buf[128], *pos, *pos2;
  39         int line = 0, vlan_id;
  40         struct hostapd_vlan *vlan;
  41
  42         f = fopen(fname, "r");
  43         if (!f) {
  44                 wpa_printf(MSG_ERROR, "VLAN file '%s' not readable.", fname);
  45                 return -1;
  46         }
  47
  48         while (fgets(buf, sizeof(buf), f)) {
  49                 line++;
  50
  51                 if (buf[0] == '#')
  52                         continue;
  53                 pos = buf;
  54                 while (*pos != '\0') {
  55                         if (*pos == '\n') {
  56                                 *pos = '\0';
  57                                 break;
  58                         }
  59                         pos++;
  60                 }
  61                 if (buf[0] == '\0')
  62                         continue;
  63
  64                 if (buf[0] == '*') {
  65                         vlan_id = VLAN_ID_WILDCARD;
  66                         pos = buf + 1;
  67                 } else {
  68                         vlan_id = strtol(buf, &pos, 10);
  69                         if (buf == pos || vlan_id < 1 ||
  70                             vlan_id > MAX_VLAN_ID) {
  71                                 wpa_printf(MSG_ERROR, "Invalid VLAN ID at "
  72                                            "line %d in '%s'", line, fname);
  73                                 fclose(f);
  74                                 return -1;
  75                         }
  76                 }
  77
  78                 while (*pos == ' ' || *pos == '\t')
  79                         pos++;
  80                 pos2 = pos;
  81                 while (*pos2 != ' ' && *pos2 != '\t' && *pos2 != '\0')
  82                         pos2++;
  83                 *pos2 = '\0';
  84                 if (*pos == '\0' || os_strlen(pos) > IFNAMSIZ) {
  85                         wpa_printf(MSG_ERROR, "Invalid VLAN ifname at line %d "
  86                                    "in '%s'", line, fname);
  87                         fclose(f);
  88                         return -1;
  89                 }
  90
  91                 vlan = os_zalloc(sizeof(*vlan));
  92                 if (vlan == NULL) {
  93                         wpa_printf(MSG_ERROR, "Out of memory while reading "
  94                                    "VLAN interfaces from '%s'", fname);
  95                         fclose(f);
  96                         return -1;
  97                 }
  98
  99                 vlan->vlan_id = vlan_id;
 100                 os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
 101                 vlan->next = bss->vlan;
 102                 bss->vlan = vlan;
 103         }
 104
 105         fclose(f);
 106
 107         return 0;
 108 }
 109 #endif /* CONFIG_NO_VLAN */
 110
 111
 112 static int hostapd_acl_comp(const void *a, const void *b)
 113 {
 114         const struct mac_acl_entry *aa = a;
 115         const struct mac_acl_entry *bb = b;
 116         return os_memcmp(aa->addr, bb->addr, sizeof(macaddr));
 117 }
 118
 119
 120 static int hostapd_config_read_maclist(const char *fname,
 121                                        struct mac_acl_entry **acl, int *num)
 122 {
 123         FILE *f;
 124         char buf[128], *pos;
 125         int line = 0;
 126         u8 addr[ETH_ALEN];
 127         struct mac_acl_entry *newacl;
 128         int vlan_id;
 129
 130         if (!fname)
 131                 return 0;
 132
 133         f = fopen(fname, "r");
 134         if (!f) {
 135                 wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname);
 136                 return -1;
 137         }
 138
 139         while (fgets(buf, sizeof(buf), f)) {
 140                 int i, rem = 0;
 141
 142                 line++;
 143
 144                 if (buf[0] == '#')
 145                         continue;
 146                 pos = buf;
 147                 while (*pos != '\0') {
 148                         if (*pos == '\n') {
 149                                 *pos = '\0';
 150                                 break;
 151                         }
 152                         pos++;
 153                 }
 154                 if (buf[0] == '\0')
 155                         continue;
 156                 pos = buf;
 157                 if (buf[0] == '-') {
 158                         rem = 1;
 159                         pos++;
 160                 }
 161
 162                 if (hwaddr_aton(pos, addr)) {
 163                         wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at "
 164                                    "line %d in '%s'", pos, line, fname);
 165                         fclose(f);
 166                         return -1;
 167                 }
 168
 169                 if (rem) {
 170                         i = 0;
 171                         while (i < *num) {
 172                                 if (os_memcmp((*acl)[i].addr, addr, ETH_ALEN) ==
 173                                     0) {
 174                                         os_remove_in_array(*acl, *num,
 175                                                            sizeof(**acl), i);
 176                                         (*num)--;
 177                                 } else
 178                                         i++;
 179                         }
 180                         continue;
 181                 }
 182                 vlan_id = 0;
 183                 pos = buf;
 184                 while (*pos != '\0' && *pos != ' ' && *pos != '\t')
 185                         pos++;
 186                 while (*pos == ' ' || *pos == '\t')
 187                         pos++;
 188                 if (*pos != '\0')
 189                         vlan_id = atoi(pos);
 190
 191                 newacl = os_realloc_array(*acl, *num + 1, sizeof(**acl));
 192                 if (newacl == NULL) {
 193                         wpa_printf(MSG_ERROR, "MAC list reallocation failed");
 194                         fclose(f);
 195                         return -1;
 196                 }
 197
 198                 *acl = newacl;
 199                 os_memcpy((*acl)[*num].addr, addr, ETH_ALEN);
 200                 (*acl)[*num].vlan_id = vlan_id;
 201                 (*num)++;
 202         }
 203
 204         fclose(f);
 205
 206         qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp);
 207
 208         return 0;
 209 }
 210
 211
 212 #ifdef EAP_SERVER
 213 static int hostapd_config_read_eap_user(const char *fname,
 214                                         struct hostapd_bss_config *conf)
 215 {
 216         FILE *f;
 217         char buf[512], *pos, *start, *pos2;
 218         int line = 0, ret = 0, num_methods;
 219         struct hostapd_eap_user *user = NULL, *tail = NULL, *new_user = NULL;
 220
 221         if (!fname)
 222                 return 0;
 223
 224         if (os_strncmp(fname, "sqlite:", 7) == 0) {
 225                 os_free(conf->eap_user_sqlite);
 226                 conf->eap_user_sqlite = os_strdup(fname + 7);
 227                 return 0;
 228         }
 229
 230         f = fopen(fname, "r");
 231         if (!f) {
 232                 wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
 233                 return -1;
 234         }
 235
 236         /* Lines: "user" METHOD,METHOD2 "password" (password optional) */
 237         while (fgets(buf, sizeof(buf), f)) {
 238                 line++;
 239
 240                 if (buf[0] == '#')
 241                         continue;
 242                 pos = buf;
 243                 while (*pos != '\0') {
 244                         if (*pos == '\n') {
 245                                 *pos = '\0';
 246                                 break;
 247                         }
 248                         pos++;
 249                 }
 250                 if (buf[0] == '\0')
 251                         continue;
 252
 253 #ifndef CONFIG_NO_RADIUS
 254                 if (user && os_strncmp(buf, "radius_accept_attr=", 19) == 0) {
 255                         struct hostapd_radius_attr *attr, *a;
 256                         attr = hostapd_parse_radius_attr(buf + 19);
 257                         if (attr == NULL) {
 258                                 wpa_printf(MSG_ERROR, "Invalid radius_auth_req_attr: %s",
 259                                            buf + 19);
 260                                 user = NULL; /* already in the BSS list */
 261                                 goto failed;
 262                         }
 263                         if (user->accept_attr == NULL) {
 264                                 user->accept_attr = attr;
 265                         } else {
 266                                 a = user->accept_attr;
 267                                 while (a->next)
 268                                         a = a->next;
 269                                 a->next = attr;
 270                         }
 271                         continue;
 272                 }
 273 #endif /* CONFIG_NO_RADIUS */
 274
 275                 user = NULL;
 276
 277                 if (buf[0] != '"' && buf[0] != '*') {
 278                         wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
 279                                    "start) on line %d in '%s'", line, fname);
 280                         goto failed;
 281                 }
 282
 283                 user = os_zalloc(sizeof(*user));
 284                 if (user == NULL) {
 285                         wpa_printf(MSG_ERROR, "EAP user allocation failed");
 286                         goto failed;
 287                 }
 288                 user->force_version = -1;
 289
 290                 if (buf[0] == '*') {
 291                         pos = buf;
 292                 } else {
 293                         pos = buf + 1;
 294                         start = pos;
 295                         while (*pos != '"' && *pos != '\0')
 296                                 pos++;
 297                         if (*pos == '\0') {
 298                                 wpa_printf(MSG_ERROR, "Invalid EAP identity "
 299                                            "(no \" in end) on line %d in '%s'",
 300                                            line, fname);
 301                                 goto failed;
 302                         }
 303
 304                         user->identity = os_malloc(pos - start);
 305                         if (user->identity == NULL) {
 306                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 307                                            "memory for EAP identity");
 308                                 goto failed;
 309                         }
 310                         os_memcpy(user->identity, start, pos - start);
 311                         user->identity_len = pos - start;
 312
 313                         if (pos[0] == '"' && pos[1] == '*') {
 314                                 user->wildcard_prefix = 1;
 315                                 pos++;
 316                         }
 317                 }
 318                 pos++;
 319                 while (*pos == ' ' || *pos == '\t')
 320                         pos++;
 321
 322                 if (*pos == '\0') {
 323                         wpa_printf(MSG_ERROR, "No EAP method on line %d in "
 324                                    "'%s'", line, fname);
 325                         goto failed;
 326                 }
 327
 328                 start = pos;
 329                 while (*pos != ' ' && *pos != '\t' && *pos != '\0')
 330                         pos++;
 331                 if (*pos == '\0') {
 332                         pos = NULL;
 333                 } else {
 334                         *pos = '\0';
 335                         pos++;
 336                 }
 337                 num_methods = 0;
 338                 while (*start) {
 339                         char *pos3 = os_strchr(start, ',');
 340                         if (pos3) {
 341                                 *pos3++ = '\0';
 342                         }
 343                         user->methods[num_methods].method =
 344                                 eap_server_get_type(
 345                                         start,
 346                                         &user->methods[num_methods].vendor);
 347                         if (user->methods[num_methods].vendor ==
 348                             EAP_VENDOR_IETF &&
 349                             user->methods[num_methods].method == EAP_TYPE_NONE)
 350                         {
 351                                 if (os_strcmp(start, "TTLS-PAP") == 0) {
 352                                         user->ttls_auth |= EAP_TTLS_AUTH_PAP;
 353                                         goto skip_eap;
 354                                 }
 355                                 if (os_strcmp(start, "TTLS-CHAP") == 0) {
 356                                         user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
 357                                         goto skip_eap;
 358                                 }
 359                                 if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
 360                                         user->ttls_auth |=
 361                                                 EAP_TTLS_AUTH_MSCHAP;
 362                                         goto skip_eap;
 363                                 }
 364                                 if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
 365                                         user->ttls_auth |=
 366                                                 EAP_TTLS_AUTH_MSCHAPV2;
 367                                         goto skip_eap;
 368                                 }
 369                                 if (os_strcmp(start, "MACACL") == 0) {
 370                                         user->macacl = 1;
 371                                         goto skip_eap;
 372                                 }
 373                                 wpa_printf(MSG_ERROR, "Unsupported EAP type "
 374                                            "'%s' on line %d in '%s'",
 375                                            start, line, fname);
 376                                 goto failed;
 377                         }
 378
 379                         num_methods++;
 380                         if (num_methods >= EAP_MAX_METHODS)
 381                                 break;
 382                 skip_eap:
 383                         if (pos3 == NULL)
 384                                 break;
 385                         start = pos3;
 386                 }
 387                 if (num_methods == 0 && user->ttls_auth == 0 && !user->macacl) {
 388                         wpa_printf(MSG_ERROR, "No EAP types configured on "
 389                                    "line %d in '%s'", line, fname);
 390                         goto failed;
 391                 }
 392
 393                 if (pos == NULL)
 394                         goto done;
 395
 396                 while (*pos == ' ' || *pos == '\t')
 397                         pos++;
 398                 if (*pos == '\0')
 399                         goto done;
 400
 401                 if (os_strncmp(pos, "[ver=0]", 7) == 0) {
 402                         user->force_version = 0;
 403                         goto done;
 404                 }
 405
 406                 if (os_strncmp(pos, "[ver=1]", 7) == 0) {
 407                         user->force_version = 1;
 408                         goto done;
 409                 }
 410
 411                 if (os_strncmp(pos, "[2]", 3) == 0) {
 412                         user->phase2 = 1;
 413                         goto done;
 414                 }
 415
 416                 if (*pos == '"') {
 417                         pos++;
 418                         start = pos;
 419                         while (*pos != '"' && *pos != '\0')
 420                                 pos++;
 421                         if (*pos == '\0') {
 422                                 wpa_printf(MSG_ERROR, "Invalid EAP password "
 423                                            "(no \" in end) on line %d in '%s'",
 424                                            line, fname);
 425                                 goto failed;
 426                         }
 427
 428                         user->password = os_malloc(pos - start);
 429                         if (user->password == NULL) {
 430                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 431                                            "memory for EAP password");
 432                                 goto failed;
 433                         }
 434                         os_memcpy(user->password, start, pos - start);
 435                         user->password_len = pos - start;
 436
 437                         pos++;
 438                 } else if (os_strncmp(pos, "hash:", 5) == 0) {
 439                         pos += 5;
 440                         pos2 = pos;
 441                         while (*pos2 != '\0' && *pos2 != ' ' &&
 442                                *pos2 != '\t' && *pos2 != '#')
 443                                 pos2++;
 444                         if (pos2 - pos != 32) {
 445                                 wpa_printf(MSG_ERROR, "Invalid password hash "
 446                                            "on line %d in '%s'", line, fname);
 447                                 goto failed;
 448                         }
 449                         user->password = os_malloc(16);
 450                         if (user->password == NULL) {
 451                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 452                                            "memory for EAP password hash");
 453                                 goto failed;
 454                         }
 455                         if (hexstr2bin(pos, user->password, 16) < 0) {
 456                                 wpa_printf(MSG_ERROR, "Invalid hash password "
 457                                            "on line %d in '%s'", line, fname);
 458                                 goto failed;
 459                         }
 460                         user->password_len = 16;
 461                         user->password_hash = 1;
 462                         pos = pos2;
 463                 } else {
 464                         pos2 = pos;
 465                         while (*pos2 != '\0' && *pos2 != ' ' &&
 466                                *pos2 != '\t' && *pos2 != '#')
 467                                 pos2++;
 468                         if ((pos2 - pos) & 1) {
 469                                 wpa_printf(MSG_ERROR, "Invalid hex password "
 470                                            "on line %d in '%s'", line, fname);
 471                                 goto failed;
 472                         }
 473                         user->password = os_malloc((pos2 - pos) / 2);
 474                         if (user->password == NULL) {
 475                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 476                                            "memory for EAP password");
 477                                 goto failed;
 478                         }
 479                         if (hexstr2bin(pos, user->password,
 480                                        (pos2 - pos) / 2) < 0) {
 481                                 wpa_printf(MSG_ERROR, "Invalid hex password "
 482                                            "on line %d in '%s'", line, fname);
 483                                 goto failed;
 484                         }
 485                         user->password_len = (pos2 - pos) / 2;
 486                         pos = pos2;
 487                 }
 488
 489                 while (*pos == ' ' || *pos == '\t')
 490                         pos++;
 491                 if (os_strncmp(pos, "[2]", 3) == 0) {
 492                         user->phase2 = 1;
 493                 }
 494
 495         done:
 496                 if (tail == NULL) {
 497                         tail = new_user = user;
 498                 } else {
 499                         tail->next = user;
 500                         tail = user;
 501                 }
 502                 continue;
 503
 504         failed:
 505                 if (user)
 506                         hostapd_config_free_eap_user(user);
 507                 ret = -1;
 508                 break;
 509         }
 510
 511         fclose(f);
 512
 513         if (ret == 0) {
 514                 user = conf->eap_user;
 515                 while (user) {
 516                         struct hostapd_eap_user *prev;
 517
 518                         prev = user;
 519                         user = user->next;
 520                         hostapd_config_free_eap_user(prev);
 521                 }
 522                 conf->eap_user = new_user;
 523         }
 524
 525         return ret;
 526 }
 527 #endif /* EAP_SERVER */
 528
 529
 530 #ifndef CONFIG_NO_RADIUS
 531 static int
 532 hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
 533                                 int *num_server, const char *val, int def_port,
 534                                 struct hostapd_radius_server **curr_serv)
 535 {
 536         struct hostapd_radius_server *nserv;
 537         int ret;
 538         static int server_index = 1;
 539
 540         nserv = os_realloc_array(*server, *num_server + 1, sizeof(*nserv));
 541         if (nserv == NULL)
 542                 return -1;
 543
 544         *server = nserv;
 545         nserv = &nserv[*num_server];
 546         (*num_server)++;
 547         (*curr_serv) = nserv;
 548
 549         os_memset(nserv, 0, sizeof(*nserv));
 550         nserv->port = def_port;
 551         ret = hostapd_parse_ip_addr(val, &nserv->addr);
 552         nserv->index = server_index++;
 553
 554         return ret;
 555 }
 556
 557
 558 static struct hostapd_radius_attr *
 559 hostapd_parse_radius_attr(const char *value)
 560 {
 561         const char *pos;
 562         char syntax;
 563         struct hostapd_radius_attr *attr;
 564         size_t len;
 565
 566         attr = os_zalloc(sizeof(*attr));
 567         if (attr == NULL)
 568                 return NULL;
 569
 570         attr->type = atoi(value);
 571
 572         pos = os_strchr(value, ':');
 573         if (pos == NULL) {
 574                 attr->val = wpabuf_alloc(1);
 575                 if (attr->val == NULL) {
 576                         os_free(attr);
 577                         return NULL;
 578                 }
 579                 wpabuf_put_u8(attr->val, 0);
 580                 return attr;
 581         }
 582
 583         pos++;
 584         if (pos[0] == '\0' || pos[1] != ':') {
 585                 os_free(attr);
 586                 return NULL;
 587         }
 588         syntax = *pos++;
 589         pos++;
 590
 591         switch (syntax) {
 592         case 's':
 593                 attr->val = wpabuf_alloc_copy(pos, os_strlen(pos));
 594                 break;
 595         case 'x':
 596                 len = os_strlen(pos);
 597                 if (len & 1)
 598                         break;
 599                 len /= 2;
 600                 attr->val = wpabuf_alloc(len);
 601                 if (attr->val == NULL)
 602                         break;
 603                 if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) {
 604                         wpabuf_free(attr->val);
 605                         os_free(attr);
 606                         return NULL;
 607                 }
 608                 break;
 609         case 'd':
 610                 attr->val = wpabuf_alloc(4);
 611                 if (attr->val)
 612                         wpabuf_put_be32(attr->val, atoi(pos));
 613                 break;
 614         default:
 615                 os_free(attr);
 616                 return NULL;
 617         }
 618
 619         if (attr->val == NULL) {
 620                 os_free(attr);
 621                 return NULL;
 622         }
 623
 624         return attr;
 625 }
 626
 627
 628 static int hostapd_parse_das_client(struct hostapd_bss_config *bss,
 629                                     const char *val)
 630 {
 631         char *secret;
 632
 633         secret = os_strchr(val, ' ');
 634         if (secret == NULL)
 635                 return -1;
 636
 637         secret++;
 638
 639         if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr))
 640                 return -1;
 641
 642         os_free(bss->radius_das_shared_secret);
 643         bss->radius_das_shared_secret = (u8 *) os_strdup(secret);
 644         if (bss->radius_das_shared_secret == NULL)
 645                 return -1;
 646         bss->radius_das_shared_secret_len = os_strlen(secret);
 647
 648         return 0;
 649 }
 650 #endif /* CONFIG_NO_RADIUS */
 651
 652
 653 static int hostapd_config_parse_key_mgmt(int line, const char *value)
 654 {
 655         int val = 0, last;
 656         char *start, *end, *buf;
 657
 658         buf = os_strdup(value);
 659         if (buf == NULL)
 660                 return -1;
 661         start = buf;
 662
 663         while (*start != '\0') {
 664                 while (*start == ' ' || *start == '\t')
 665                         start++;
 666                 if (*start == '\0')
 667                         break;
 668                 end = start;
 669                 while (*end != ' ' && *end != '\t' && *end != '\0')
 670                         end++;
 671                 last = *end == '\0';
 672                 *end = '\0';
 673                 if (os_strcmp(start, "WPA-PSK") == 0)
 674                         val |= WPA_KEY_MGMT_PSK;
 675                 else if (os_strcmp(start, "WPA-EAP") == 0)
 676                         val |= WPA_KEY_MGMT_IEEE8021X;
 677 #ifdef CONFIG_IEEE80211R
 678                 else if (os_strcmp(start, "FT-PSK") == 0)
 679                         val |= WPA_KEY_MGMT_FT_PSK;
 680                 else if (os_strcmp(start, "FT-EAP") == 0)
 681                         val |= WPA_KEY_MGMT_FT_IEEE8021X;
 682 #endif /* CONFIG_IEEE80211R */
 683 #ifdef CONFIG_IEEE80211W
 684                 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
 685                         val |= WPA_KEY_MGMT_PSK_SHA256;
 686                 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
 687                         val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
 688 #endif /* CONFIG_IEEE80211W */
 689 #ifdef CONFIG_SAE
 690                 else if (os_strcmp(start, "SAE") == 0)
 691                         val |= WPA_KEY_MGMT_SAE;
 692                 else if (os_strcmp(start, "FT-SAE") == 0)
 693                         val |= WPA_KEY_MGMT_FT_SAE;
 694 #endif /* CONFIG_SAE */
 695 #ifdef CONFIG_SUITEB
 696                 else if (os_strcmp(start, "WPA-EAP-SUITE-B") == 0)
 697                         val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B;
 698 #endif /* CONFIG_SUITEB */
 699 #ifdef CONFIG_SUITEB192
 700                 else if (os_strcmp(start, "WPA-EAP-SUITE-B-192") == 0)
 701                         val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B_192;
 702 #endif /* CONFIG_SUITEB192 */
 703                 else {
 704                         wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
 705                                    line, start);
 706                         os_free(buf);
 707                         return -1;
 708                 }
 709
 710                 if (last)
 711                         break;
 712                 start = end + 1;
 713         }
 714
 715         os_free(buf);
 716         if (val == 0) {
 717                 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
 718                            "configured.", line);
 719                 return -1;
 720         }
 721
 722         return val;
 723 }
 724
 725
 726 static int hostapd_config_parse_cipher(int line, const char *value)
 727 {
 728         int val = wpa_parse_cipher(value);
 729         if (val < 0) {
 730                 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
 731                            line, value);
 732                 return -1;
 733         }
 734         if (val == 0) {
 735                 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
 736                            line);
 737                 return -1;
 738         }
 739         return val;
 740 }
 741
 742
 743 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
 744                                    char *val)
 745 {
 746         size_t len = os_strlen(val);
 747
 748         if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
 749                 return -1;
 750
 751         if (val[0] == '"') {
 752                 if (len < 2 || val[len - 1] != '"')
 753                         return -1;
 754                 len -= 2;
 755                 wep->key[keyidx] = os_malloc(len);
 756                 if (wep->key[keyidx] == NULL)
 757                         return -1;
 758                 os_memcpy(wep->key[keyidx], val + 1, len);
 759                 wep->len[keyidx] = len;
 760         } else {
 761                 if (len & 1)
 762                         return -1;
 763                 len /= 2;
 764                 wep->key[keyidx] = os_malloc(len);
 765                 if (wep->key[keyidx] == NULL)
 766                         return -1;
 767                 wep->len[keyidx] = len;
 768                 if (hexstr2bin(val, wep->key[keyidx], len) < 0)
 769                         return -1;
 770         }
 771
 772         wep->keys_set++;
 773
 774         return 0;
 775 }
 776
 777
 778 static int hostapd_parse_intlist(int **int_list, char *val)
 779 {
 780         int *list;
 781         int count;
 782         char *pos, *end;
 783
 784         os_free(*int_list);
 785         *int_list = NULL;
 786
 787         pos = val;
 788         count = 0;
 789         while (*pos != '\0') {
 790                 if (*pos == ' ')
 791                         count++;
 792                 pos++;
 793         }
 794
 795         list = os_malloc(sizeof(int) * (count + 2));
 796         if (list == NULL)
 797                 return -1;
 798         pos = val;
 799         count = 0;
 800         while (*pos != '\0') {
 801                 end = os_strchr(pos, ' ');
 802                 if (end)
 803                         *end = '\0';
 804
 805                 list[count++] = atoi(pos);
 806                 if (!end)
 807                         break;
 808                 pos = end + 1;
 809         }
 810         list[count] = -1;
 811
 812         *int_list = list;
 813         return 0;
 814 }
 815
 816
 817 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
 818 {
 819         struct hostapd_bss_config **all, *bss;
 820
 821         if (*ifname == '\0')
 822                 return -1;
 823
 824         all = os_realloc_array(conf->bss, conf->num_bss + 1,
 825                                sizeof(struct hostapd_bss_config *));
 826         if (all == NULL) {
 827                 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
 828                            "multi-BSS entry");
 829                 return -1;
 830         }
 831         conf->bss = all;
 832
 833         bss = os_zalloc(sizeof(*bss));
 834         if (bss == NULL)
 835                 return -1;
 836         bss->radius = os_zalloc(sizeof(*bss->radius));
 837         if (bss->radius == NULL) {
 838                 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
 839                            "multi-BSS RADIUS data");
 840                 os_free(bss);
 841                 return -1;
 842         }
 843
 844         conf->bss[conf->num_bss++] = bss;
 845         conf->last_bss = bss;
 846
 847         hostapd_config_defaults_bss(bss);
 848         os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
 849         os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
 850
 851         return 0;
 852 }
 853
 854
 855 /* convert floats with one decimal place to value*10 int, i.e.,
 856  * "1.5" will return 15 */
 857 static int hostapd_config_read_int10(const char *value)
 858 {
 859         int i, d;
 860         char *pos;
 861
 862         i = atoi(value);
 863         pos = os_strchr(value, '.');
 864         d = 0;
 865         if (pos) {
 866                 pos++;
 867                 if (*pos >= '0' && *pos <= '9')
 868                         d = *pos - '0';
 869         }
 870
 871         return i * 10 + d;
 872 }
 873
 874
 875 static int valid_cw(int cw)
 876 {
 877         return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
 878                 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023);
 879 }
 880
 881
 882 enum {
 883         IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
 884         IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
 885         IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
 886         IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */
 887 };
 888
 889 static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name,
 890                                    char *val)
 891 {
 892         int num;
 893         char *pos;
 894         struct hostapd_tx_queue_params *queue;
 895
 896         /* skip 'tx_queue_' prefix */
 897         pos = name + 9;
 898         if (os_strncmp(pos, "data", 4) == 0 &&
 899             pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
 900                 num = pos[4] - '0';
 901                 pos += 6;
 902         } else if (os_strncmp(pos, "after_beacon_", 13) == 0 ||
 903                    os_strncmp(pos, "beacon_", 7) == 0) {
 904                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 905                 return 0;
 906         } else {
 907                 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
 908                 return -1;
 909         }
 910
 911         if (num >= NUM_TX_QUEUES) {
 912                 /* for backwards compatibility, do not trigger failure */
 913                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 914                 return 0;
 915         }
 916
 917         queue = &conf->tx_queue[num];
 918
 919         if (os_strcmp(pos, "aifs") == 0) {
 920                 queue->aifs = atoi(val);
 921                 if (queue->aifs < 0 || queue->aifs > 255) {
 922                         wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
 923                                    queue->aifs);
 924                         return -1;
 925                 }
 926         } else if (os_strcmp(pos, "cwmin") == 0) {
 927                 queue->cwmin = atoi(val);
 928                 if (!valid_cw(queue->cwmin)) {
 929                         wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
 930                                    queue->cwmin);
 931                         return -1;
 932                 }
 933         } else if (os_strcmp(pos, "cwmax") == 0) {
 934                 queue->cwmax = atoi(val);
 935                 if (!valid_cw(queue->cwmax)) {
 936                         wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
 937                                    queue->cwmax);
 938                         return -1;
 939                 }
 940         } else if (os_strcmp(pos, "burst") == 0) {
 941                 queue->burst = hostapd_config_read_int10(val);
 942         } else {
 943                 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
 944                 return -1;
 945         }
 946
 947         return 0;
 948 }
 949
 950
 951 #ifdef CONFIG_IEEE80211R
 952 static int add_r0kh(struct hostapd_bss_config *bss, char *value)
 953 {
 954         struct ft_remote_r0kh *r0kh;
 955         char *pos, *next;
 956
 957         r0kh = os_zalloc(sizeof(*r0kh));
 958         if (r0kh == NULL)
 959                 return -1;
 960
 961         /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
 962         pos = value;
 963         next = os_strchr(pos, ' ');
 964         if (next)
 965                 *next++ = '\0';
 966         if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
 967                 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
 968                 os_free(r0kh);
 969                 return -1;
 970         }
 971
 972         pos = next;
 973         next = os_strchr(pos, ' ');
 974         if (next)
 975                 *next++ = '\0';
 976         if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
 977                 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
 978                 os_free(r0kh);
 979                 return -1;
 980         }
 981         r0kh->id_len = next - pos - 1;
 982         os_memcpy(r0kh->id, pos, r0kh->id_len);
 983
 984         pos = next;
 985         if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
 986                 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
 987                 os_free(r0kh);
 988                 return -1;
 989         }
 990
 991         r0kh->next = bss->r0kh_list;
 992         bss->r0kh_list = r0kh;
 993
 994         return 0;
 995 }
 996
 997
 998 static int add_r1kh(struct hostapd_bss_config *bss, char *value)
 999 {
1000         struct ft_remote_r1kh *r1kh;
1001         char *pos, *next;
1002
1003         r1kh = os_zalloc(sizeof(*r1kh));
1004         if (r1kh == NULL)
1005                 return -1;
1006
1007         /* 02:01:02:03:04:05 02:01:02:03:04:05
1008          * 000102030405060708090a0b0c0d0e0f */
1009         pos = value;
1010         next = os_strchr(pos, ' ');
1011         if (next)
1012                 *next++ = '\0';
1013         if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
1014                 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
1015                 os_free(r1kh);
1016                 return -1;
1017         }
1018
1019         pos = next;
1020         next = os_strchr(pos, ' ');
1021         if (next)
1022                 *next++ = '\0';
1023         if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
1024                 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
1025                 os_free(r1kh);
1026                 return -1;
1027         }
1028
1029         pos = next;
1030         if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
1031                 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
1032                 os_free(r1kh);
1033                 return -1;
1034         }
1035
1036         r1kh->next = bss->r1kh_list;
1037         bss->r1kh_list = r1kh;
1038
1039         return 0;
1040 }
1041 #endif /* CONFIG_IEEE80211R */
1042
1043
1044 #ifdef CONFIG_IEEE80211N
1045 static int hostapd_config_ht_capab(struct hostapd_config *conf,
1046                                    const char *capab)
1047 {
1048         if (os_strstr(capab, "[LDPC]"))
1049                 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
1050         if (os_strstr(capab, "[HT40-]")) {
1051                 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1052                 conf->secondary_channel = -1;
1053         }
1054         if (os_strstr(capab, "[HT40+]")) {
1055                 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1056                 conf->secondary_channel = 1;
1057         }
1058         if (os_strstr(capab, "[SMPS-STATIC]")) {
1059                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1060                 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1061         }
1062         if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1063                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1064                 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1065         }
1066         if (os_strstr(capab, "[GF]"))
1067                 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1068         if (os_strstr(capab, "[SHORT-GI-20]"))
1069                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1070         if (os_strstr(capab, "[SHORT-GI-40]"))
1071                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1072         if (os_strstr(capab, "[TX-STBC]"))
1073                 conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1074         if (os_strstr(capab, "[RX-STBC1]")) {
1075                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1076                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1077         }
1078         if (os_strstr(capab, "[RX-STBC12]")) {
1079                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1080                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1081         }
1082         if (os_strstr(capab, "[RX-STBC123]")) {
1083                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1084                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1085         }
1086         if (os_strstr(capab, "[DELAYED-BA]"))
1087                 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1088         if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1089                 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1090         if (os_strstr(capab, "[DSSS_CCK-40]"))
1091                 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1092         if (os_strstr(capab, "[40-INTOLERANT]"))
1093                 conf->ht_capab |= HT_CAP_INFO_40MHZ_INTOLERANT;
1094         if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1095                 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1096
1097         return 0;
1098 }
1099 #endif /* CONFIG_IEEE80211N */
1100
1101
1102 #ifdef CONFIG_IEEE80211AC
1103 static int hostapd_config_vht_capab(struct hostapd_config *conf,
1104                                     const char *capab)
1105 {
1106         if (os_strstr(capab, "[MAX-MPDU-7991]"))
1107                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991;
1108         if (os_strstr(capab, "[MAX-MPDU-11454]"))
1109                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454;
1110         if (os_strstr(capab, "[VHT160]"))
1111                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
1112         if (os_strstr(capab, "[VHT160-80PLUS80]"))
1113                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
1114         if (os_strstr(capab, "[RXLDPC]"))
1115                 conf->vht_capab |= VHT_CAP_RXLDPC;
1116         if (os_strstr(capab, "[SHORT-GI-80]"))
1117                 conf->vht_capab |= VHT_CAP_SHORT_GI_80;
1118         if (os_strstr(capab, "[SHORT-GI-160]"))
1119                 conf->vht_capab |= VHT_CAP_SHORT_GI_160;
1120         if (os_strstr(capab, "[TX-STBC-2BY1]"))
1121                 conf->vht_capab |= VHT_CAP_TXSTBC;
1122         if (os_strstr(capab, "[RX-STBC-1]"))
1123                 conf->vht_capab |= VHT_CAP_RXSTBC_1;
1124         if (os_strstr(capab, "[RX-STBC-12]"))
1125                 conf->vht_capab |= VHT_CAP_RXSTBC_2;
1126         if (os_strstr(capab, "[RX-STBC-123]"))
1127                 conf->vht_capab |= VHT_CAP_RXSTBC_3;
1128         if (os_strstr(capab, "[RX-STBC-1234]"))
1129                 conf->vht_capab |= VHT_CAP_RXSTBC_4;
1130         if (os_strstr(capab, "[SU-BEAMFORMER]"))
1131                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMER_CAPABLE;
1132         if (os_strstr(capab, "[SU-BEAMFORMEE]"))
1133                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMEE_CAPABLE;
1134         if (os_strstr(capab, "[BF-ANTENNA-2]") &&
1135             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1136                 conf->vht_capab |= (1 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1137         if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") &&
1138             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1139                 conf->vht_capab |= (1 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1140         if (os_strstr(capab, "[MU-BEAMFORMER]"))
1141                 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE;
1142         if (os_strstr(capab, "[MU-BEAMFORMEE]"))
1143                 conf->vht_capab |= VHT_CAP_MU_BEAMFORMEE_CAPABLE;
1144         if (os_strstr(capab, "[VHT-TXOP-PS]"))
1145                 conf->vht_capab |= VHT_CAP_VHT_TXOP_PS;
1146         if (os_strstr(capab, "[HTC-VHT]"))
1147                 conf->vht_capab |= VHT_CAP_HTC_VHT;
1148         if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP7]"))
1149                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX;
1150         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP6]"))
1151                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_6;
1152         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP5]"))
1153                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_5;
1154         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP4]"))
1155                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_4;
1156         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP3]"))
1157                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_3;
1158         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP2]"))
1159                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_2;
1160         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP1]"))
1161                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_1;
1162         if (os_strstr(capab, "[VHT-LINK-ADAPT2]") &&
1163             (conf->vht_capab & VHT_CAP_HTC_VHT))
1164                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB;
1165         if (os_strstr(capab, "[VHT-LINK-ADAPT3]") &&
1166             (conf->vht_capab & VHT_CAP_HTC_VHT))
1167                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB;
1168         if (os_strstr(capab, "[RX-ANTENNA-PATTERN]"))
1169                 conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN;
1170         if (os_strstr(capab, "[TX-ANTENNA-PATTERN]"))
1171                 conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN;
1172         return 0;
1173 }
1174 #endif /* CONFIG_IEEE80211AC */
1175
1176
1177 #ifdef CONFIG_INTERWORKING
1178 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos,
1179                                     int line)
1180 {
1181         size_t len = os_strlen(pos);
1182         u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
1183
1184         struct hostapd_roaming_consortium *rc;
1185
1186         if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN ||
1187             hexstr2bin(pos, oi, len / 2)) {
1188                 wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium "
1189                            "'%s'", line, pos);
1190                 return -1;
1191         }
1192         len /= 2;
1193
1194         rc = os_realloc_array(bss->roaming_consortium,
1195                               bss->roaming_consortium_count + 1,
1196                               sizeof(struct hostapd_roaming_consortium));
1197         if (rc == NULL)
1198                 return -1;
1199
1200         os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len);
1201         rc[bss->roaming_consortium_count].len = len;
1202
1203         bss->roaming_consortium = rc;
1204         bss->roaming_consortium_count++;
1205
1206         return 0;
1207 }
1208
1209
1210 static int parse_lang_string(struct hostapd_lang_string **array,
1211                              unsigned int *count, char *pos)
1212 {
1213         char *sep, *str = NULL;
1214         size_t clen, nlen, slen;
1215         struct hostapd_lang_string *ls;
1216         int ret = -1;
1217
1218         if (*pos == '"' || (*pos == 'P' && pos[1] == '"')) {
1219                 str = wpa_config_parse_string(pos, &slen);
1220                 if (!str)
1221                         return -1;
1222                 pos = str;
1223         }
1224
1225         sep = os_strchr(pos, ':');
1226         if (sep == NULL)
1227                 goto fail;
1228         *sep++ = '\0';
1229
1230         clen = os_strlen(pos);
1231         if (clen < 2 || clen > sizeof(ls->lang))
1232                 goto fail;
1233         nlen = os_strlen(sep);
1234         if (nlen > 252)
1235                 goto fail;
1236
1237         ls = os_realloc_array(*array, *count + 1,
1238                               sizeof(struct hostapd_lang_string));
1239         if (ls == NULL)
1240                 goto fail;
1241
1242         *array = ls;
1243         ls = &(*array)[*count];
1244         (*count)++;
1245
1246         os_memset(ls->lang, 0, sizeof(ls->lang));
1247         os_memcpy(ls->lang, pos, clen);
1248         ls->name_len = nlen;
1249         os_memcpy(ls->name, sep, nlen);
1250
1251         ret = 0;
1252 fail:
1253         os_free(str);
1254         return ret;
1255 }
1256
1257
1258 static int parse_venue_name(struct hostapd_bss_config *bss, char *pos,
1259                             int line)
1260 {
1261         if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) {
1262                 wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'",
1263                            line, pos);
1264                 return -1;
1265         }
1266         return 0;
1267 }
1268
1269
1270 static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf,
1271                                int line)
1272 {
1273         size_t count;
1274         char *pos;
1275         u8 *info = NULL, *ipos;
1276
1277         /* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */
1278
1279         count = 1;
1280         for (pos = buf; *pos; pos++) {
1281                 if ((*pos < '0' || *pos > '9') && *pos != ';' && *pos != ',')
1282                         goto fail;
1283                 if (*pos == ';')
1284                         count++;
1285         }
1286         if (1 + count * 3 > 0x7f)
1287                 goto fail;
1288
1289         info = os_zalloc(2 + 3 + count * 3);
1290         if (info == NULL)
1291                 return -1;
1292
1293         ipos = info;
1294         *ipos++ = 0; /* GUD - Version 1 */
1295         *ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */
1296         *ipos++ = 0; /* PLMN List IEI */
1297         /* ext(b8) | Length of PLMN List value contents(b7..1) */
1298         *ipos++ = 1 + count * 3;
1299         *ipos++ = count; /* Number of PLMNs */
1300
1301         pos = buf;
1302         while (pos && *pos) {
1303                 char *mcc, *mnc;
1304                 size_t mnc_len;
1305
1306                 mcc = pos;
1307                 mnc = os_strchr(pos, ',');
1308                 if (mnc == NULL)
1309                         goto fail;
1310                 *mnc++ = '\0';
1311                 pos = os_strchr(mnc, ';');
1312                 if (pos)
1313                         *pos++ = '\0';
1314
1315                 mnc_len = os_strlen(mnc);
1316                 if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3))
1317                         goto fail;
1318
1319                 /* BC coded MCC,MNC */
1320                 /* MCC digit 2 | MCC digit 1 */
1321                 *ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0');
1322                 /* MNC digit 3 | MCC digit 3 */
1323                 *ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) |
1324                         (mcc[2] - '0');
1325                 /* MNC digit 2 | MNC digit 1 */
1326                 *ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0');
1327         }
1328
1329         os_free(bss->anqp_3gpp_cell_net);
1330         bss->anqp_3gpp_cell_net = info;
1331         bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count;
1332         wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information",
1333                     bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len);
1334
1335         return 0;
1336
1337 fail:
1338         wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s",
1339                    line, buf);
1340         os_free(info);
1341         return -1;
1342 }
1343
1344
1345 static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line)
1346 {
1347         struct hostapd_nai_realm_data *realm;
1348         size_t i, j, len;
1349         int *offsets;
1350         char *pos, *end, *rpos;
1351
1352         offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS,
1353                             sizeof(int));
1354         if (offsets == NULL)
1355                 return -1;
1356
1357         for (i = 0; i < bss->nai_realm_count; i++) {
1358                 realm = &bss->nai_realm_data[i];
1359                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1360                         offsets[i * MAX_NAI_REALMS + j] =
1361                                 realm->realm[j] ?
1362                                 realm->realm[j] - realm->realm_buf : -1;
1363                 }
1364         }
1365
1366         realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1,
1367                                  sizeof(struct hostapd_nai_realm_data));
1368         if (realm == NULL) {
1369                 os_free(offsets);
1370                 return -1;
1371         }
1372         bss->nai_realm_data = realm;
1373
1374         /* patch the pointers after realloc */
1375         for (i = 0; i < bss->nai_realm_count; i++) {
1376                 realm = &bss->nai_realm_data[i];
1377                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1378                         int offs = offsets[i * MAX_NAI_REALMS + j];
1379                         if (offs >= 0)
1380                                 realm->realm[j] = realm->realm_buf + offs;
1381                         else
1382                                 realm->realm[j] = NULL;
1383                 }
1384         }
1385         os_free(offsets);
1386
1387         realm = &bss->nai_realm_data[bss->nai_realm_count];
1388         os_memset(realm, 0, sizeof(*realm));
1389
1390         pos = buf;
1391         realm->encoding = atoi(pos);
1392         pos = os_strchr(pos, ',');
1393         if (pos == NULL)
1394                 goto fail;
1395         pos++;
1396
1397         end = os_strchr(pos, ',');
1398         if (end) {
1399                 len = end - pos;
1400                 *end = '\0';
1401         } else {
1402                 len = os_strlen(pos);
1403         }
1404
1405         if (len > MAX_NAI_REALMLEN) {
1406                 wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d "
1407                            "characters)", (int) len, MAX_NAI_REALMLEN);
1408                 goto fail;
1409         }
1410         os_memcpy(realm->realm_buf, pos, len);
1411
1412         if (end)
1413                 pos = end + 1;
1414         else
1415                 pos = NULL;
1416
1417         while (pos && *pos) {
1418                 struct hostapd_nai_realm_eap *eap;
1419
1420                 if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) {
1421                         wpa_printf(MSG_ERROR, "Too many EAP methods");
1422                         goto fail;
1423                 }
1424
1425                 eap = &realm->eap_method[realm->eap_method_count];
1426                 realm->eap_method_count++;
1427
1428                 end = os_strchr(pos, ',');
1429                 if (end == NULL)
1430                         end = pos + os_strlen(pos);
1431
1432                 eap->eap_method = atoi(pos);
1433                 for (;;) {
1434                         pos = os_strchr(pos, '[');
1435                         if (pos == NULL || pos > end)
1436                                 break;
1437                         pos++;
1438                         if (eap->num_auths >= MAX_NAI_AUTH_TYPES) {
1439                                 wpa_printf(MSG_ERROR, "Too many auth params");
1440                                 goto fail;
1441                         }
1442                         eap->auth_id[eap->num_auths] = atoi(pos);
1443                         pos = os_strchr(pos, ':');
1444                         if (pos == NULL || pos > end)
1445                                 goto fail;
1446                         pos++;
1447                         eap->auth_val[eap->num_auths] = atoi(pos);
1448                         pos = os_strchr(pos, ']');
1449                         if (pos == NULL || pos > end)
1450                                 goto fail;
1451                         pos++;
1452                         eap->num_auths++;
1453                 }
1454
1455                 if (*end != ',')
1456                         break;
1457
1458                 pos = end + 1;
1459         }
1460
1461         /* Split realm list into null terminated realms */
1462         rpos = realm->realm_buf;
1463         i = 0;
1464         while (*rpos) {
1465                 if (i >= MAX_NAI_REALMS) {
1466                         wpa_printf(MSG_ERROR, "Too many realms");
1467                         goto fail;
1468                 }
1469                 realm->realm[i++] = rpos;
1470                 rpos = os_strchr(rpos, ';');
1471                 if (rpos == NULL)
1472                         break;
1473                 *rpos++ = '\0';
1474         }
1475
1476         bss->nai_realm_count++;
1477
1478         return 0;
1479
1480 fail:
1481         wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf);
1482         return -1;
1483 }
1484
1485
1486 static int parse_qos_map_set(struct hostapd_bss_config *bss,
1487                              char *buf, int line)
1488 {
1489         u8 qos_map_set[16 + 2 * 21], count = 0;
1490         char *pos = buf;
1491         int val;
1492
1493         for (;;) {
1494                 if (count == sizeof(qos_map_set)) {
1495                         wpa_printf(MSG_ERROR, "Line %d: Too many qos_map_set "
1496                                    "parameters '%s'", line, buf);
1497                         return -1;
1498                 }
1499
1500                 val = atoi(pos);
1501                 if (val > 255 || val < 0) {
1502                         wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set "
1503                                    "'%s'", line, buf);
1504                         return -1;
1505                 }
1506
1507                 qos_map_set[count++] = val;
1508                 pos = os_strchr(pos, ',');
1509                 if (!pos)
1510                         break;
1511                 pos++;
1512         }
1513
1514         if (count < 16 || count & 1) {
1515                 wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set '%s'",
1516                            line, buf);
1517                 return -1;
1518         }
1519
1520         os_memcpy(bss->qos_map_set, qos_map_set, count);
1521         bss->qos_map_set_len = count;
1522
1523         return 0;
1524 }
1525
1526 #endif /* CONFIG_INTERWORKING */
1527
1528
1529 #ifdef CONFIG_HS20
1530 static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf,
1531                                  int line)
1532 {
1533         u8 *conn_cap;
1534         char *pos;
1535
1536         if (bss->hs20_connection_capability_len >= 0xfff0)
1537                 return -1;
1538
1539         conn_cap = os_realloc(bss->hs20_connection_capability,
1540                               bss->hs20_connection_capability_len + 4);
1541         if (conn_cap == NULL)
1542                 return -1;
1543
1544         bss->hs20_connection_capability = conn_cap;
1545         conn_cap += bss->hs20_connection_capability_len;
1546         pos = buf;
1547         conn_cap[0] = atoi(pos);
1548         pos = os_strchr(pos, ':');
1549         if (pos == NULL)
1550                 return -1;
1551         pos++;
1552         WPA_PUT_LE16(conn_cap + 1, atoi(pos));
1553         pos = os_strchr(pos, ':');
1554         if (pos == NULL)
1555                 return -1;
1556         pos++;
1557         conn_cap[3] = atoi(pos);
1558         bss->hs20_connection_capability_len += 4;
1559
1560         return 0;
1561 }
1562
1563
1564 static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf,
1565                                   int line)
1566 {
1567         u8 *wan_metrics;
1568         char *pos;
1569
1570         /* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */
1571
1572         wan_metrics = os_zalloc(13);
1573         if (wan_metrics == NULL)
1574                 return -1;
1575
1576         pos = buf;
1577         /* WAN Info */
1578         if (hexstr2bin(pos, wan_metrics, 1) < 0)
1579                 goto fail;
1580         pos += 2;
1581         if (*pos != ':')
1582                 goto fail;
1583         pos++;
1584
1585         /* Downlink Speed */
1586         WPA_PUT_LE32(wan_metrics + 1, atoi(pos));
1587         pos = os_strchr(pos, ':');
1588         if (pos == NULL)
1589                 goto fail;
1590         pos++;
1591
1592         /* Uplink Speed */
1593         WPA_PUT_LE32(wan_metrics + 5, atoi(pos));
1594         pos = os_strchr(pos, ':');
1595         if (pos == NULL)
1596                 goto fail;
1597         pos++;
1598
1599         /* Downlink Load */
1600         wan_metrics[9] = atoi(pos);
1601         pos = os_strchr(pos, ':');
1602         if (pos == NULL)
1603                 goto fail;
1604         pos++;
1605
1606         /* Uplink Load */
1607         wan_metrics[10] = atoi(pos);
1608         pos = os_strchr(pos, ':');
1609         if (pos == NULL)
1610                 goto fail;
1611         pos++;
1612
1613         /* LMD */
1614         WPA_PUT_LE16(wan_metrics + 11, atoi(pos));
1615
1616         os_free(bss->hs20_wan_metrics);
1617         bss->hs20_wan_metrics = wan_metrics;
1618
1619         return 0;
1620
1621 fail:
1622         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'",
1623                    line, buf);
1624         os_free(wan_metrics);
1625         return -1;
1626 }
1627
1628
1629 static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
1630                                          char *pos, int line)
1631 {
1632         if (parse_lang_string(&bss->hs20_oper_friendly_name,
1633                               &bss->hs20_oper_friendly_name_count, pos)) {
1634                 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1635                            "hs20_oper_friendly_name '%s'", line, pos);
1636                 return -1;
1637         }
1638         return 0;
1639 }
1640
1641
1642 static int hs20_parse_icon(struct hostapd_bss_config *bss, char *pos)
1643 {
1644         struct hs20_icon *icon;
1645         char *end;
1646
1647         icon = os_realloc_array(bss->hs20_icons, bss->hs20_icons_count + 1,
1648                                 sizeof(struct hs20_icon));
1649         if (icon == NULL)
1650                 return -1;
1651         bss->hs20_icons = icon;
1652         icon = &bss->hs20_icons[bss->hs20_icons_count];
1653         os_memset(icon, 0, sizeof(*icon));
1654
1655         icon->width = atoi(pos);
1656         pos = os_strchr(pos, ':');
1657         if (pos == NULL)
1658                 return -1;
1659         pos++;
1660
1661         icon->height = atoi(pos);
1662         pos = os_strchr(pos, ':');
1663         if (pos == NULL)
1664                 return -1;
1665         pos++;
1666
1667         end = os_strchr(pos, ':');
1668         if (end == NULL || end - pos > 3)
1669                 return -1;
1670         os_memcpy(icon->language, pos, end - pos);
1671         pos = end + 1;
1672
1673         end = os_strchr(pos, ':');
1674         if (end == NULL || end - pos > 255)
1675                 return -1;
1676         os_memcpy(icon->type, pos, end - pos);
1677         pos = end + 1;
1678
1679         end = os_strchr(pos, ':');
1680         if (end == NULL || end - pos > 255)
1681                 return -1;
1682         os_memcpy(icon->name, pos, end - pos);
1683         pos = end + 1;
1684
1685         if (os_strlen(pos) > 255)
1686                 return -1;
1687         os_memcpy(icon->file, pos, os_strlen(pos));
1688
1689         bss->hs20_icons_count++;
1690
1691         return 0;
1692 }
1693
1694
1695 static int hs20_parse_osu_ssid(struct hostapd_bss_config *bss,
1696                                char *pos, int line)
1697 {
1698         size_t slen;
1699         char *str;
1700
1701         str = wpa_config_parse_string(pos, &slen);
1702         if (str == NULL || slen < 1 || slen > HOSTAPD_MAX_SSID_LEN) {
1703                 wpa_printf(MSG_ERROR, "Line %d: Invalid SSID '%s'", line, pos);
1704                 os_free(str);
1705                 return -1;
1706         }
1707
1708         os_memcpy(bss->osu_ssid, str, slen);
1709         bss->osu_ssid_len = slen;
1710         os_free(str);
1711
1712         return 0;
1713 }
1714
1715
1716 static int hs20_parse_osu_server_uri(struct hostapd_bss_config *bss,
1717                                      char *pos, int line)
1718 {
1719         struct hs20_osu_provider *p;
1720
1721         p = os_realloc_array(bss->hs20_osu_providers,
1722                              bss->hs20_osu_providers_count + 1, sizeof(*p));
1723         if (p == NULL)
1724                 return -1;
1725
1726         bss->hs20_osu_providers = p;
1727         bss->last_osu = &bss->hs20_osu_providers[bss->hs20_osu_providers_count];
1728         bss->hs20_osu_providers_count++;
1729         os_memset(bss->last_osu, 0, sizeof(*p));
1730         bss->last_osu->server_uri = os_strdup(pos);
1731
1732         return 0;
1733 }
1734
1735
1736 static int hs20_parse_osu_friendly_name(struct hostapd_bss_config *bss,
1737                                         char *pos, int line)
1738 {
1739         if (bss->last_osu == NULL) {
1740                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1741                 return -1;
1742         }
1743
1744         if (parse_lang_string(&bss->last_osu->friendly_name,
1745                               &bss->last_osu->friendly_name_count, pos)) {
1746                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_friendly_name '%s'",
1747                            line, pos);
1748                 return -1;
1749         }
1750
1751         return 0;
1752 }
1753
1754
1755 static int hs20_parse_osu_nai(struct hostapd_bss_config *bss,
1756                               char *pos, int line)
1757 {
1758         if (bss->last_osu == NULL) {
1759                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1760                 return -1;
1761         }
1762
1763         os_free(bss->last_osu->osu_nai);
1764         bss->last_osu->osu_nai = os_strdup(pos);
1765         if (bss->last_osu->osu_nai == NULL)
1766                 return -1;
1767
1768         return 0;
1769 }
1770
1771
1772 static int hs20_parse_osu_method_list(struct hostapd_bss_config *bss, char *pos,
1773                                       int line)
1774 {
1775         if (bss->last_osu == NULL) {
1776                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1777                 return -1;
1778         }
1779
1780         if (hostapd_parse_intlist(&bss->last_osu->method_list, pos)) {
1781                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_method_list", line);
1782                 return -1;
1783         }
1784
1785         return 0;
1786 }
1787
1788
1789 static int hs20_parse_osu_icon(struct hostapd_bss_config *bss, char *pos,
1790                                int line)
1791 {
1792         char **n;
1793         struct hs20_osu_provider *p = bss->last_osu;
1794
1795         if (p == NULL) {
1796                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1797                 return -1;
1798         }
1799
1800         n = os_realloc_array(p->icons, p->icons_count + 1, sizeof(char *));
1801         if (n == NULL)
1802                 return -1;
1803         p->icons = n;
1804         p->icons[p->icons_count] = os_strdup(pos);
1805         if (p->icons[p->icons_count] == NULL)
1806                 return -1;
1807         p->icons_count++;
1808
1809         return 0;
1810 }
1811
1812
1813 static int hs20_parse_osu_service_desc(struct hostapd_bss_config *bss,
1814                                        char *pos, int line)
1815 {
1816         if (bss->last_osu == NULL) {
1817                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1818                 return -1;
1819         }
1820
1821         if (parse_lang_string(&bss->last_osu->service_desc,
1822                               &bss->last_osu->service_desc_count, pos)) {
1823                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_service_desc '%s'",
1824                            line, pos);
1825                 return -1;
1826         }
1827
1828         return 0;
1829 }
1830
1831 #endif /* CONFIG_HS20 */
1832
1833
1834 #ifdef CONFIG_WPS_NFC
1835 static struct wpabuf * hostapd_parse_bin(const char *buf)
1836 {
1837         size_t len;
1838         struct wpabuf *ret;
1839
1840         len = os_strlen(buf);
1841         if (len & 0x01)
1842                 return NULL;
1843         len /= 2;
1844
1845         ret = wpabuf_alloc(len);
1846         if (ret == NULL)
1847                 return NULL;
1848
1849         if (hexstr2bin(buf, wpabuf_put(ret, len), len)) {
1850                 wpabuf_free(ret);
1851                 return NULL;
1852         }
1853
1854         return ret;
1855 }
1856 #endif /* CONFIG_WPS_NFC */
1857
1858
1859 #ifdef CONFIG_ACS
1860 static int hostapd_config_parse_acs_chan_bias(struct hostapd_config *conf,
1861                                               char *pos)
1862 {
1863         struct acs_bias *bias = NULL, *tmp;
1864         unsigned int num = 0;
1865         char *end;
1866
1867         while (*pos) {
1868                 tmp = os_realloc_array(bias, num + 1, sizeof(*bias));
1869                 if (!tmp)
1870                         goto fail;
1871                 bias = tmp;
1872
1873                 bias[num].channel = atoi(pos);
1874                 if (bias[num].channel <= 0)
1875                         goto fail;
1876                 pos = os_strchr(pos, ':');
1877                 if (!pos)
1878                         goto fail;
1879                 pos++;
1880                 bias[num].bias = strtod(pos, &end);
1881                 if (end == pos || bias[num].bias < 0.0)
1882                         goto fail;
1883                 pos = end;
1884                 if (*pos != ' ' && *pos != '\0')
1885                         goto fail;
1886                 num++;
1887         }
1888
1889         os_free(conf->acs_chan_bias);
1890         conf->acs_chan_bias = bias;
1891         conf->num_acs_chan_bias = num;
1892
1893         return 0;
1894 fail:
1895         os_free(bias);
1896         return -1;
1897 }
1898 #endif /* CONFIG_ACS */
1899
1900
1901 static int hostapd_config_fill(struct hostapd_config *conf,
1902                                struct hostapd_bss_config *bss,
1903                                char *buf, char *pos, int line)
1904 {
1905         if (os_strcmp(buf, "interface") == 0) {
1906                 os_strlcpy(conf->bss[0]->iface, pos,
1907                            sizeof(conf->bss[0]->iface));
1908         } else if (os_strcmp(buf, "bridge") == 0) {
1909                 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1910         } else if (os_strcmp(buf, "vlan_bridge") == 0) {
1911                 os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge));
1912         } else if (os_strcmp(buf, "wds_bridge") == 0) {
1913                 os_strlcpy(bss->wds_bridge, pos, sizeof(bss->wds_bridge));
1914         } else if (os_strcmp(buf, "driver") == 0) {
1915                 int j;
1916                 /* clear to get error below if setting is invalid */
1917                 conf->driver = NULL;
1918                 for (j = 0; wpa_drivers[j]; j++) {
1919                         if (os_strcmp(pos, wpa_drivers[j]->name) == 0) {
1920                                 conf->driver = wpa_drivers[j];
1921                                 break;
1922                         }
1923                 }
1924                 if (conf->driver == NULL) {
1925                         wpa_printf(MSG_ERROR,
1926                                    "Line %d: invalid/unknown driver '%s'",
1927                                    line, pos);
1928                         return 1;
1929                 }
1930         } else if (os_strcmp(buf, "driver_params") == 0) {
1931                 os_free(conf->driver_params);
1932                 conf->driver_params = os_strdup(pos);
1933         } else if (os_strcmp(buf, "debug") == 0) {
1934                 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' configuration variable is not used anymore",
1935                            line);
1936         } else if (os_strcmp(buf, "logger_syslog_level") == 0) {
1937                 bss->logger_syslog_level = atoi(pos);
1938         } else if (os_strcmp(buf, "logger_stdout_level") == 0) {
1939                 bss->logger_stdout_level = atoi(pos);
1940         } else if (os_strcmp(buf, "logger_syslog") == 0) {
1941                 bss->logger_syslog = atoi(pos);
1942         } else if (os_strcmp(buf, "logger_stdout") == 0) {
1943                 bss->logger_stdout = atoi(pos);
1944         } else if (os_strcmp(buf, "dump_file") == 0) {
1945                 wpa_printf(MSG_INFO, "Line %d: DEPRECATED: 'dump_file' configuration variable is not used anymore",
1946                            line);
1947         } else if (os_strcmp(buf, "ssid") == 0) {
1948                 bss->ssid.ssid_len = os_strlen(pos);
1949                 if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN ||
1950                     bss->ssid.ssid_len < 1) {
1951                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
1952                                    line, pos);
1953                         return 1;
1954                 }
1955                 os_memcpy(bss->ssid.ssid, pos, bss->ssid.ssid_len);
1956                 bss->ssid.ssid_set = 1;
1957         } else if (os_strcmp(buf, "ssid2") == 0) {
1958                 size_t slen;
1959                 char *str = wpa_config_parse_string(pos, &slen);
1960                 if (str == NULL || slen < 1 || slen > HOSTAPD_MAX_SSID_LEN) {
1961                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
1962                                    line, pos);
1963                         os_free(str);
1964                         return 1;
1965                 }
1966                 os_memcpy(bss->ssid.ssid, str, slen);
1967                 bss->ssid.ssid_len = slen;
1968                 bss->ssid.ssid_set = 1;
1969                 os_free(str);
1970         } else if (os_strcmp(buf, "utf8_ssid") == 0) {
1971                 bss->ssid.utf8_ssid = atoi(pos) > 0;
1972         } else if (os_strcmp(buf, "macaddr_acl") == 0) {
1973                 bss->macaddr_acl = atoi(pos);
1974                 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
1975                     bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
1976                     bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
1977                         wpa_printf(MSG_ERROR, "Line %d: unknown macaddr_acl %d",
1978                                    line, bss->macaddr_acl);
1979                 }
1980         } else if (os_strcmp(buf, "accept_mac_file") == 0) {
1981                 if (hostapd_config_read_maclist(pos, &bss->accept_mac,
1982                                                 &bss->num_accept_mac)) {
1983                         wpa_printf(MSG_ERROR, "Line %d: Failed to read accept_mac_file '%s'",
1984                                    line, pos);
1985                         return 1;
1986                 }
1987         } else if (os_strcmp(buf, "deny_mac_file") == 0) {
1988                 if (hostapd_config_read_maclist(pos, &bss->deny_mac,
1989                                                 &bss->num_deny_mac)) {
1990                         wpa_printf(MSG_ERROR, "Line %d: Failed to read deny_mac_file '%s'",
1991                                    line, pos);
1992                         return 1;
1993                 }
1994         } else if (os_strcmp(buf, "wds_sta") == 0) {
1995                 bss->wds_sta = atoi(pos);
1996         } else if (os_strcmp(buf, "start_disabled") == 0) {
1997                 bss->start_disabled = atoi(pos);
1998         } else if (os_strcmp(buf, "ap_isolate") == 0) {
1999                 bss->isolate = atoi(pos);
2000         } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
2001                 bss->ap_max_inactivity = atoi(pos);
2002         } else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
2003                 bss->skip_inactivity_poll = atoi(pos);
2004         } else if (os_strcmp(buf, "country_code") == 0) {
2005                 os_memcpy(conf->country, pos, 2);
2006                 /* FIX: make this configurable */
2007                 conf->country[2] = ' ';
2008         } else if (os_strcmp(buf, "ieee80211d") == 0) {
2009                 conf->ieee80211d = atoi(pos);
2010         } else if (os_strcmp(buf, "ieee80211h") == 0) {
2011                 conf->ieee80211h = atoi(pos);
2012         } else if (os_strcmp(buf, "ieee8021x") == 0) {
2013                 bss->ieee802_1x = atoi(pos);
2014         } else if (os_strcmp(buf, "eapol_version") == 0) {
2015                 bss->eapol_version = atoi(pos);
2016                 if (bss->eapol_version < 1 || bss->eapol_version > 2) {
2017                         wpa_printf(MSG_ERROR,
2018                                    "Line %d: invalid EAPOL version (%d): '%s'.",
2019                                    line, bss->eapol_version, pos);
2020                         return 1;
2021                 }
2022                 wpa_printf(MSG_DEBUG, "eapol_version=%d", bss->eapol_version);
2023 #ifdef EAP_SERVER
2024         } else if (os_strcmp(buf, "eap_authenticator") == 0) {
2025                 bss->eap_server = atoi(pos);
2026                 wpa_printf(MSG_ERROR, "Line %d: obsolete eap_authenticator used; this has been renamed to eap_server", line);
2027         } else if (os_strcmp(buf, "eap_server") == 0) {
2028                 bss->eap_server = atoi(pos);
2029         } else if (os_strcmp(buf, "eap_user_file") == 0) {
2030                 if (hostapd_config_read_eap_user(pos, bss))
2031                         return 1;
2032         } else if (os_strcmp(buf, "ca_cert") == 0) {
2033                 os_free(bss->ca_cert);
2034                 bss->ca_cert = os_strdup(pos);
2035         } else if (os_strcmp(buf, "server_cert") == 0) {
2036                 os_free(bss->server_cert);
2037                 bss->server_cert = os_strdup(pos);
2038         } else if (os_strcmp(buf, "private_key") == 0) {
2039                 os_free(bss->private_key);
2040                 bss->private_key = os_strdup(pos);
2041         } else if (os_strcmp(buf, "private_key_passwd") == 0) {
2042                 os_free(bss->private_key_passwd);
2043                 bss->private_key_passwd = os_strdup(pos);
2044         } else if (os_strcmp(buf, "check_crl") == 0) {
2045                 bss->check_crl = atoi(pos);
2046         } else if (os_strcmp(buf, "ocsp_stapling_response") == 0) {
2047                 os_free(bss->ocsp_stapling_response);
2048                 bss->ocsp_stapling_response = os_strdup(pos);
2049         } else if (os_strcmp(buf, "dh_file") == 0) {
2050                 os_free(bss->dh_file);
2051                 bss->dh_file = os_strdup(pos);
2052         } else if (os_strcmp(buf, "openssl_ciphers") == 0) {
2053                 os_free(bss->openssl_ciphers);
2054                 bss->openssl_ciphers = os_strdup(pos);
2055         } else if (os_strcmp(buf, "fragment_size") == 0) {
2056                 bss->fragment_size = atoi(pos);
2057 #ifdef EAP_SERVER_FAST
2058         } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
2059                 os_free(bss->pac_opaque_encr_key);
2060                 bss->pac_opaque_encr_key = os_malloc(16);
2061                 if (bss->pac_opaque_encr_key == NULL) {
2062                         wpa_printf(MSG_ERROR,
2063                                    "Line %d: No memory for pac_opaque_encr_key",
2064                                    line);
2065                         return 1;
2066                 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 16)) {
2067                         wpa_printf(MSG_ERROR, "Line %d: Invalid pac_opaque_encr_key",
2068                                    line);
2069                         return 1;
2070                 }
2071         } else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
2072                 size_t idlen = os_strlen(pos);
2073                 if (idlen & 1) {
2074                         wpa_printf(MSG_ERROR, "Line %d: Invalid eap_fast_a_id",
2075                                    line);
2076                         return 1;
2077                 }
2078                 os_free(bss->eap_fast_a_id);
2079                 bss->eap_fast_a_id = os_malloc(idlen / 2);
2080                 if (bss->eap_fast_a_id == NULL ||
2081                     hexstr2bin(pos, bss->eap_fast_a_id, idlen / 2)) {
2082                         wpa_printf(MSG_ERROR, "Line %d: Failed to parse eap_fast_a_id",
2083                                    line);
2084                         os_free(bss->eap_fast_a_id);
2085                         bss->eap_fast_a_id = NULL;
2086                         return 1;
2087                 } else {
2088                         bss->eap_fast_a_id_len = idlen / 2;
2089                 }
2090         } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
2091                 os_free(bss->eap_fast_a_id_info);
2092                 bss->eap_fast_a_id_info = os_strdup(pos);
2093         } else if (os_strcmp(buf, "eap_fast_prov") == 0) {
2094                 bss->eap_fast_prov = atoi(pos);
2095         } else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
2096                 bss->pac_key_lifetime = atoi(pos);
2097         } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
2098                 bss->pac_key_refresh_time = atoi(pos);
2099 #endif /* EAP_SERVER_FAST */
2100 #ifdef EAP_SERVER_SIM
2101         } else if (os_strcmp(buf, "eap_sim_db") == 0) {
2102                 os_free(bss->eap_sim_db);
2103                 bss->eap_sim_db = os_strdup(pos);
2104         } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
2105                 bss->eap_sim_aka_result_ind = atoi(pos);
2106 #endif /* EAP_SERVER_SIM */
2107 #ifdef EAP_SERVER_TNC
2108         } else if (os_strcmp(buf, "tnc") == 0) {
2109                 bss->tnc = atoi(pos);
2110 #endif /* EAP_SERVER_TNC */
2111 #ifdef EAP_SERVER_PWD
2112         } else if (os_strcmp(buf, "pwd_group") == 0) {
2113                 bss->pwd_group = atoi(pos);
2114 #endif /* EAP_SERVER_PWD */
2115         } else if (os_strcmp(buf, "eap_server_erp") == 0) {
2116                 bss->eap_server_erp = atoi(pos);
2117 #endif /* EAP_SERVER */
2118         } else if (os_strcmp(buf, "eap_message") == 0) {
2119                 char *term;
2120                 os_free(bss->eap_req_id_text);
2121                 bss->eap_req_id_text = os_strdup(pos);
2122                 if (bss->eap_req_id_text == NULL) {
2123                         wpa_printf(MSG_ERROR, "Line %d: Failed to allocate memory for eap_req_id_text",
2124                                    line);
2125                         return 1;
2126                 }
2127                 bss->eap_req_id_text_len = os_strlen(bss->eap_req_id_text);
2128                 term = os_strstr(bss->eap_req_id_text, "\\0");
2129                 if (term) {
2130                         *term++ = '\0';
2131                         os_memmove(term, term + 1,
2132                                    bss->eap_req_id_text_len -
2133                                    (term - bss->eap_req_id_text) - 1);
2134                         bss->eap_req_id_text_len--;
2135                 }
2136         } else if (os_strcmp(buf, "erp_send_reauth_start") == 0) {
2137                 bss->erp_send_reauth_start = atoi(pos);
2138         } else if (os_strcmp(buf, "erp_domain") == 0) {
2139                 os_free(bss->erp_domain);
2140                 bss->erp_domain = os_strdup(pos);
2141         } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
2142                 bss->default_wep_key_len = atoi(pos);
2143                 if (bss->default_wep_key_len > 13) {
2144                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %lu (= %lu bits)",
2145                                    line,
2146                                    (unsigned long) bss->default_wep_key_len,
2147                                    (unsigned long)
2148                                    bss->default_wep_key_len * 8);
2149                         return 1;
2150                 }
2151         } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
2152                 bss->individual_wep_key_len = atoi(pos);
2153                 if (bss->individual_wep_key_len < 0 ||
2154                     bss->individual_wep_key_len > 13) {
2155                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %d (= %d bits)",
2156                                    line, bss->individual_wep_key_len,
2157                                    bss->individual_wep_key_len * 8);
2158                         return 1;
2159                 }
2160         } else if (os_strcmp(buf, "wep_rekey_period") == 0) {
2161                 bss->wep_rekeying_period = atoi(pos);
2162                 if (bss->wep_rekeying_period < 0) {
2163                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2164                                    line, bss->wep_rekeying_period);
2165                         return 1;
2166                 }
2167         } else if (os_strcmp(buf, "eap_reauth_period") == 0) {
2168                 bss->eap_reauth_period = atoi(pos);
2169                 if (bss->eap_reauth_period < 0) {
2170                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2171                                    line, bss->eap_reauth_period);
2172                         return 1;
2173                 }
2174         } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
2175                 bss->eapol_key_index_workaround = atoi(pos);
2176 #ifdef CONFIG_IAPP
2177         } else if (os_strcmp(buf, "iapp_interface") == 0) {
2178                 bss->ieee802_11f = 1;
2179                 os_strlcpy(bss->iapp_iface, pos, sizeof(bss->iapp_iface));
2180 #endif /* CONFIG_IAPP */
2181         } else if (os_strcmp(buf, "own_ip_addr") == 0) {
2182                 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
2183                         wpa_printf(MSG_ERROR,
2184                                    "Line %d: invalid IP address '%s'",
2185                                    line, pos);
2186                         return 1;
2187                 }
2188         } else if (os_strcmp(buf, "nas_identifier") == 0) {
2189                 os_free(bss->nas_identifier);
2190                 bss->nas_identifier = os_strdup(pos);
2191 #ifndef CONFIG_NO_RADIUS
2192         } else if (os_strcmp(buf, "radius_client_addr") == 0) {
2193                 if (hostapd_parse_ip_addr(pos, &bss->radius->client_addr)) {
2194                         wpa_printf(MSG_ERROR,
2195                                    "Line %d: invalid IP address '%s'",
2196                                    line, pos);
2197                         return 1;
2198                 }
2199                 bss->radius->force_client_addr = 1;
2200         } else if (os_strcmp(buf, "auth_server_addr") == 0) {
2201                 if (hostapd_config_read_radius_addr(
2202                             &bss->radius->auth_servers,
2203                             &bss->radius->num_auth_servers, pos, 1812,
2204                             &bss->radius->auth_server)) {
2205                         wpa_printf(MSG_ERROR,
2206                                    "Line %d: invalid IP address '%s'",
2207                                    line, pos);
2208                         return 1;
2209                 }
2210         } else if (bss->radius->auth_server &&
2211                    os_strcmp(buf, "auth_server_addr_replace") == 0) {
2212                 if (hostapd_parse_ip_addr(pos,
2213                                           &bss->radius->auth_server->addr)) {
2214                         wpa_printf(MSG_ERROR,
2215                                    "Line %d: invalid IP address '%s'",
2216                                    line, pos);
2217                         return 1;
2218                 }
2219         } else if (bss->radius->auth_server &&
2220                    os_strcmp(buf, "auth_server_port") == 0) {
2221                 bss->radius->auth_server->port = atoi(pos);
2222         } else if (bss->radius->auth_server &&
2223                    os_strcmp(buf, "auth_server_shared_secret") == 0) {
2224                 int len = os_strlen(pos);
2225                 if (len == 0) {
2226                         /* RFC 2865, Ch. 3 */
2227                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2228                                    line);
2229                         return 1;
2230                 }
2231                 os_free(bss->radius->auth_server->shared_secret);
2232                 bss->radius->auth_server->shared_secret = (u8 *) os_strdup(pos);
2233                 bss->radius->auth_server->shared_secret_len = len;
2234         } else if (os_strcmp(buf, "acct_server_addr") == 0) {
2235                 if (hostapd_config_read_radius_addr(
2236                             &bss->radius->acct_servers,
2237                             &bss->radius->num_acct_servers, pos, 1813,
2238                             &bss->radius->acct_server)) {
2239                         wpa_printf(MSG_ERROR,
2240                                    "Line %d: invalid IP address '%s'",
2241                                    line, pos);
2242                         return 1;
2243                 }
2244         } else if (bss->radius->acct_server &&
2245                    os_strcmp(buf, "acct_server_addr_replace") == 0) {
2246                 if (hostapd_parse_ip_addr(pos,
2247                                           &bss->radius->acct_server->addr)) {
2248                         wpa_printf(MSG_ERROR,
2249                                    "Line %d: invalid IP address '%s'",
2250                                    line, pos);
2251                         return 1;
2252                 }
2253         } else if (bss->radius->acct_server &&
2254                    os_strcmp(buf, "acct_server_port") == 0) {
2255                 bss->radius->acct_server->port = atoi(pos);
2256         } else if (bss->radius->acct_server &&
2257                    os_strcmp(buf, "acct_server_shared_secret") == 0) {
2258                 int len = os_strlen(pos);
2259                 if (len == 0) {
2260                         /* RFC 2865, Ch. 3 */
2261                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2262                                    line);
2263                         return 1;
2264                 }
2265                 os_free(bss->radius->acct_server->shared_secret);
2266                 bss->radius->acct_server->shared_secret = (u8 *) os_strdup(pos);
2267                 bss->radius->acct_server->shared_secret_len = len;
2268         } else if (os_strcmp(buf, "radius_retry_primary_interval") == 0) {
2269                 bss->radius->retry_primary_interval = atoi(pos);
2270         } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) {
2271                 bss->acct_interim_interval = atoi(pos);
2272         } else if (os_strcmp(buf, "radius_request_cui") == 0) {
2273                 bss->radius_request_cui = atoi(pos);
2274         } else if (os_strcmp(buf, "radius_auth_req_attr") == 0) {
2275                 struct hostapd_radius_attr *attr, *a;
2276                 attr = hostapd_parse_radius_attr(pos);
2277                 if (attr == NULL) {
2278                         wpa_printf(MSG_ERROR,
2279                                    "Line %d: invalid radius_auth_req_attr",
2280                                    line);
2281                         return 1;
2282                 } else if (bss->radius_auth_req_attr == NULL) {
2283                         bss->radius_auth_req_attr = attr;
2284                 } else {
2285                         a = bss->radius_auth_req_attr;
2286                         while (a->next)
2287                                 a = a->next;
2288                         a->next = attr;
2289                 }
2290         } else if (os_strcmp(buf, "radius_acct_req_attr") == 0) {
2291                 struct hostapd_radius_attr *attr, *a;
2292                 attr = hostapd_parse_radius_attr(pos);
2293                 if (attr == NULL) {
2294                         wpa_printf(MSG_ERROR,
2295                                    "Line %d: invalid radius_acct_req_attr",
2296                                    line);
2297                         return 1;
2298                 } else if (bss->radius_acct_req_attr == NULL) {
2299                         bss->radius_acct_req_attr = attr;
2300                 } else {
2301                         a = bss->radius_acct_req_attr;
2302                         while (a->next)
2303                                 a = a->next;
2304                         a->next = attr;
2305                 }
2306         } else if (os_strcmp(buf, "radius_das_port") == 0) {
2307                 bss->radius_das_port = atoi(pos);
2308         } else if (os_strcmp(buf, "radius_das_client") == 0) {
2309                 if (hostapd_parse_das_client(bss, pos) < 0) {
2310                         wpa_printf(MSG_ERROR, "Line %d: invalid DAS client",
2311                                    line);
2312                         return 1;
2313                 }
2314         } else if (os_strcmp(buf, "radius_das_time_window") == 0) {
2315                 bss->radius_das_time_window = atoi(pos);
2316         } else if (os_strcmp(buf, "radius_das_require_event_timestamp") == 0) {
2317                 bss->radius_das_require_event_timestamp = atoi(pos);
2318 #endif /* CONFIG_NO_RADIUS */
2319         } else if (os_strcmp(buf, "auth_algs") == 0) {
2320                 bss->auth_algs = atoi(pos);
2321                 if (bss->auth_algs == 0) {
2322                         wpa_printf(MSG_ERROR, "Line %d: no authentication algorithms allowed",
2323                                    line);
2324                         return 1;
2325                 }
2326         } else if (os_strcmp(buf, "max_num_sta") == 0) {
2327                 bss->max_num_sta = atoi(pos);
2328                 if (bss->max_num_sta < 0 ||
2329                     bss->max_num_sta > MAX_STA_COUNT) {
2330                         wpa_printf(MSG_ERROR, "Line %d: Invalid max_num_sta=%d; allowed range 0..%d",
2331                                    line, bss->max_num_sta, MAX_STA_COUNT);
2332                         return 1;
2333                 }
2334         } else if (os_strcmp(buf, "wpa") == 0) {
2335                 bss->wpa = atoi(pos);
2336         } else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
2337                 bss->wpa_group_rekey = atoi(pos);
2338         } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
2339                 bss->wpa_strict_rekey = atoi(pos);
2340         } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
2341                 bss->wpa_gmk_rekey = atoi(pos);
2342         } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
2343                 bss->wpa_ptk_rekey = atoi(pos);
2344         } else if (os_strcmp(buf, "wpa_passphrase") == 0) {
2345                 int len = os_strlen(pos);
2346                 if (len < 8 || len > 63) {
2347                         wpa_printf(MSG_ERROR, "Line %d: invalid WPA passphrase length %d (expected 8..63)",
2348                                    line, len);
2349                         return 1;
2350                 }
2351                 os_free(bss->ssid.wpa_passphrase);
2352                 bss->ssid.wpa_passphrase = os_strdup(pos);
2353                 if (bss->ssid.wpa_passphrase) {
2354                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2355                         bss->ssid.wpa_passphrase_set = 1;
2356                 }
2357         } else if (os_strcmp(buf, "wpa_psk") == 0) {
2358                 hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2359                 bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
2360                 if (bss->ssid.wpa_psk == NULL)
2361                         return 1;
2362                 if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, PMK_LEN) ||
2363                     pos[PMK_LEN * 2] != '\0') {
2364                         wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
2365                                    line, pos);
2366                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2367                         return 1;
2368                 }
2369                 bss->ssid.wpa_psk->group = 1;
2370                 os_free(bss->ssid.wpa_passphrase);
2371                 bss->ssid.wpa_passphrase = NULL;
2372                 bss->ssid.wpa_psk_set = 1;
2373         } else if (os_strcmp(buf, "wpa_psk_file") == 0) {
2374                 os_free(bss->ssid.wpa_psk_file);
2375                 bss->ssid.wpa_psk_file = os_strdup(pos);
2376                 if (!bss->ssid.wpa_psk_file) {
2377                         wpa_printf(MSG_ERROR, "Line %d: allocation failed",
2378                                    line);
2379                         return 1;
2380                 }
2381         } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
2382                 bss->wpa_key_mgmt = hostapd_config_parse_key_mgmt(line, pos);
2383                 if (bss->wpa_key_mgmt == -1)
2384                         return 1;
2385         } else if (os_strcmp(buf, "wpa_psk_radius") == 0) {
2386                 bss->wpa_psk_radius = atoi(pos);
2387                 if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED &&
2388                     bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED &&
2389                     bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) {
2390                         wpa_printf(MSG_ERROR,
2391                                    "Line %d: unknown wpa_psk_radius %d",
2392                                    line, bss->wpa_psk_radius);
2393                         return 1;
2394                 }
2395         } else if (os_strcmp(buf, "wpa_pairwise") == 0) {
2396                 bss->wpa_pairwise = hostapd_config_parse_cipher(line, pos);
2397                 if (bss->wpa_pairwise == -1 || bss->wpa_pairwise == 0)
2398                         return 1;
2399                 if (bss->wpa_pairwise &
2400                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2401                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2402                                    bss->wpa_pairwise, pos);
2403                         return 1;
2404                 }
2405         } else if (os_strcmp(buf, "rsn_pairwise") == 0) {
2406                 bss->rsn_pairwise = hostapd_config_parse_cipher(line, pos);
2407                 if (bss->rsn_pairwise == -1 || bss->rsn_pairwise == 0)
2408                         return 1;
2409                 if (bss->rsn_pairwise &
2410                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2411                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2412                                    bss->rsn_pairwise, pos);
2413                         return 1;
2414                 }
2415 #ifdef CONFIG_RSN_PREAUTH
2416         } else if (os_strcmp(buf, "rsn_preauth") == 0) {
2417                 bss->rsn_preauth = atoi(pos);
2418         } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
2419                 os_free(bss->rsn_preauth_interfaces);
2420                 bss->rsn_preauth_interfaces = os_strdup(pos);
2421 #endif /* CONFIG_RSN_PREAUTH */
2422 #ifdef CONFIG_PEERKEY
2423         } else if (os_strcmp(buf, "peerkey") == 0) {
2424                 bss->peerkey = atoi(pos);
2425 #endif /* CONFIG_PEERKEY */
2426 #ifdef CONFIG_IEEE80211R
2427         } else if (os_strcmp(buf, "mobility_domain") == 0) {
2428                 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
2429                     hexstr2bin(pos, bss->mobility_domain,
2430                                MOBILITY_DOMAIN_ID_LEN) != 0) {
2431                         wpa_printf(MSG_ERROR,
2432                                    "Line %d: Invalid mobility_domain '%s'",
2433                                    line, pos);
2434                         return 1;
2435                 }
2436         } else if (os_strcmp(buf, "r1_key_holder") == 0) {
2437                 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
2438                     hexstr2bin(pos, bss->r1_key_holder, FT_R1KH_ID_LEN) != 0) {
2439                         wpa_printf(MSG_ERROR,
2440                                    "Line %d: Invalid r1_key_holder '%s'",
2441                                    line, pos);
2442                         return 1;
2443                 }
2444         } else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
2445                 bss->r0_key_lifetime = atoi(pos);
2446         } else if (os_strcmp(buf, "reassociation_deadline") == 0) {
2447                 bss->reassociation_deadline = atoi(pos);
2448         } else if (os_strcmp(buf, "r0kh") == 0) {
2449                 if (add_r0kh(bss, pos) < 0) {
2450                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r0kh '%s'",
2451                                    line, pos);
2452                         return 1;
2453                 }
2454         } else if (os_strcmp(buf, "r1kh") == 0) {
2455                 if (add_r1kh(bss, pos) < 0) {
2456                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r1kh '%s'",
2457                                    line, pos);
2458                         return 1;
2459                 }
2460         } else if (os_strcmp(buf, "pmk_r1_push") == 0) {
2461                 bss->pmk_r1_push = atoi(pos);
2462         } else if (os_strcmp(buf, "ft_over_ds") == 0) {
2463                 bss->ft_over_ds = atoi(pos);
2464 #endif /* CONFIG_IEEE80211R */
2465 #ifndef CONFIG_NO_CTRL_IFACE
2466         } else if (os_strcmp(buf, "ctrl_interface") == 0) {
2467                 os_free(bss->ctrl_interface);
2468                 bss->ctrl_interface = os_strdup(pos);
2469         } else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
2470 #ifndef CONFIG_NATIVE_WINDOWS
2471                 struct group *grp;
2472                 char *endp;
2473                 const char *group = pos;
2474
2475                 grp = getgrnam(group);
2476                 if (grp) {
2477                         bss->ctrl_interface_gid = grp->gr_gid;
2478                         bss->ctrl_interface_gid_set = 1;
2479                         wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d (from group name '%s')",
2480                                    bss->ctrl_interface_gid, group);
2481                         return 0;
2482                 }
2483
2484                 /* Group name not found - try to parse this as gid */
2485                 bss->ctrl_interface_gid = strtol(group, &endp, 10);
2486                 if (*group == '\0' || *endp != '\0') {
2487                         wpa_printf(MSG_DEBUG, "Line %d: Invalid group '%s'",
2488                                    line, group);
2489                         return 1;
2490                 }
2491                 bss->ctrl_interface_gid_set = 1;
2492                 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
2493                            bss->ctrl_interface_gid);
2494 #endif /* CONFIG_NATIVE_WINDOWS */
2495 #endif /* CONFIG_NO_CTRL_IFACE */
2496 #ifdef RADIUS_SERVER
2497         } else if (os_strcmp(buf, "radius_server_clients") == 0) {
2498                 os_free(bss->radius_server_clients);
2499                 bss->radius_server_clients = os_strdup(pos);
2500         } else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
2501                 bss->radius_server_auth_port = atoi(pos);
2502         } else if (os_strcmp(buf, "radius_server_acct_port") == 0) {
2503                 bss->radius_server_acct_port = atoi(pos);
2504         } else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
2505                 bss->radius_server_ipv6 = atoi(pos);
2506 #endif /* RADIUS_SERVER */
2507         } else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
2508                 bss->use_pae_group_addr = atoi(pos);
2509         } else if (os_strcmp(buf, "hw_mode") == 0) {
2510                 if (os_strcmp(pos, "a") == 0)
2511                         conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
2512                 else if (os_strcmp(pos, "b") == 0)
2513                         conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
2514                 else if (os_strcmp(pos, "g") == 0)
2515                         conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
2516                 else if (os_strcmp(pos, "ad") == 0)
2517                         conf->hw_mode = HOSTAPD_MODE_IEEE80211AD;
2518                 else {
2519                         wpa_printf(MSG_ERROR, "Line %d: unknown hw_mode '%s'",
2520                                    line, pos);
2521                         return 1;
2522                 }
2523         } else if (os_strcmp(buf, "wps_rf_bands") == 0) {
2524                 if (os_strcmp(pos, "a") == 0)
2525                         bss->wps_rf_bands = WPS_RF_50GHZ;
2526                 else if (os_strcmp(pos, "g") == 0 ||
2527                          os_strcmp(pos, "b") == 0)
2528                         bss->wps_rf_bands = WPS_RF_24GHZ;
2529                 else if (os_strcmp(pos, "ag") == 0 ||
2530                          os_strcmp(pos, "ga") == 0)
2531                         bss->wps_rf_bands = WPS_RF_24GHZ | WPS_RF_50GHZ;
2532                 else {
2533                         wpa_printf(MSG_ERROR,
2534                                    "Line %d: unknown wps_rf_band '%s'",
2535                                    line, pos);
2536                         return 1;
2537                 }
2538         } else if (os_strcmp(buf, "channel") == 0) {
2539                 if (os_strcmp(pos, "acs_survey") == 0) {
2540 #ifndef CONFIG_ACS
2541                         wpa_printf(MSG_ERROR, "Line %d: tries to enable ACS but CONFIG_ACS disabled",
2542                                    line);
2543                         return 1;
2544 #else /* CONFIG_ACS */
2545                         conf->channel = 0;
2546 #endif /* CONFIG_ACS */
2547                 } else
2548                         conf->channel = atoi(pos);
2549         } else if (os_strcmp(buf, "chanlist") == 0) {
2550                 if (hostapd_parse_intlist(&conf->chanlist, pos)) {
2551                         wpa_printf(MSG_ERROR, "Line %d: invalid channel list",
2552                                    line);
2553                         return 1;
2554                 }
2555         } else if (os_strcmp(buf, "beacon_int") == 0) {
2556                 int val = atoi(pos);
2557                 /* MIB defines range as 1..65535, but very small values
2558                  * cause problems with the current implementation.
2559                  * Since it is unlikely that this small numbers are
2560                  * useful in real life scenarios, do not allow beacon
2561                  * period to be set below 15 TU. */
2562                 if (val < 15 || val > 65535) {
2563                         wpa_printf(MSG_ERROR, "Line %d: invalid beacon_int %d (expected 15..65535)",
2564                                    line, val);
2565                         return 1;
2566                 }
2567                 conf->beacon_int = val;
2568 #ifdef CONFIG_ACS
2569         } else if (os_strcmp(buf, "acs_num_scans") == 0) {
2570                 int val = atoi(pos);
2571                 if (val <= 0 || val > 100) {
2572                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_num_scans %d (expected 1..100)",
2573                                    line, val);
2574                         return 1;
2575                 }
2576                 conf->acs_num_scans = val;
2577         } else if (os_strcmp(buf, "acs_chan_bias") == 0) {
2578                 if (hostapd_config_parse_acs_chan_bias(conf, pos)) {
2579                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_chan_bias",
2580                                    line);
2581                         return -1;
2582                 }
2583 #endif /* CONFIG_ACS */
2584         } else if (os_strcmp(buf, "dtim_period") == 0) {
2585                 bss->dtim_period = atoi(pos);
2586                 if (bss->dtim_period < 1 || bss->dtim_period > 255) {
2587                         wpa_printf(MSG_ERROR, "Line %d: invalid dtim_period %d",
2588                                    line, bss->dtim_period);
2589                         return 1;
2590                 }
2591         } else if (os_strcmp(buf, "bss_load_update_period") == 0) {
2592                 bss->bss_load_update_period = atoi(pos);
2593                 if (bss->bss_load_update_period < 0 ||
2594                     bss->bss_load_update_period > 100) {
2595                         wpa_printf(MSG_ERROR,
2596                                    "Line %d: invalid bss_load_update_period %d",
2597                                    line, bss->bss_load_update_period);
2598                         return 1;
2599                 }
2600         } else if (os_strcmp(buf, "rts_threshold") == 0) {
2601                 conf->rts_threshold = atoi(pos);
2602                 if (conf->rts_threshold < 0 || conf->rts_threshold > 2347) {
2603                         wpa_printf(MSG_ERROR,
2604                                    "Line %d: invalid rts_threshold %d",
2605                                    line, conf->rts_threshold);
2606                         return 1;
2607                 }
2608         } else if (os_strcmp(buf, "fragm_threshold") == 0) {
2609                 conf->fragm_threshold = atoi(pos);
2610                 if (conf->fragm_threshold < 256 ||
2611                     conf->fragm_threshold > 2346) {
2612                         wpa_printf(MSG_ERROR,
2613                                    "Line %d: invalid fragm_threshold %d",
2614                                    line, conf->fragm_threshold);
2615                         return 1;
2616                 }
2617         } else if (os_strcmp(buf, "send_probe_response") == 0) {
2618                 int val = atoi(pos);
2619                 if (val != 0 && val != 1) {
2620                         wpa_printf(MSG_ERROR, "Line %d: invalid send_probe_response %d (expected 0 or 1)",
2621                                    line, val);
2622                         return 1;
2623                 }
2624                 conf->send_probe_response = val;
2625         } else if (os_strcmp(buf, "supported_rates") == 0) {
2626                 if (hostapd_parse_intlist(&conf->supported_rates, pos)) {
2627                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2628                                    line);
2629                         return 1;
2630                 }
2631         } else if (os_strcmp(buf, "basic_rates") == 0) {
2632                 if (hostapd_parse_intlist(&conf->basic_rates, pos)) {
2633                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2634                                    line);
2635                         return 1;
2636                 }
2637         } else if (os_strcmp(buf, "preamble") == 0) {
2638                 if (atoi(pos))
2639                         conf->preamble = SHORT_PREAMBLE;
2640                 else
2641                         conf->preamble = LONG_PREAMBLE;
2642         } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
2643                 bss->ignore_broadcast_ssid = atoi(pos);
2644         } else if (os_strcmp(buf, "wep_default_key") == 0) {
2645                 bss->ssid.wep.idx = atoi(pos);
2646                 if (bss->ssid.wep.idx > 3) {
2647                         wpa_printf(MSG_ERROR,
2648                                    "Invalid wep_default_key index %d",
2649                                    bss->ssid.wep.idx);
2650                         return 1;
2651                 }
2652         } else if (os_strcmp(buf, "wep_key0") == 0 ||
2653                    os_strcmp(buf, "wep_key1") == 0 ||
2654                    os_strcmp(buf, "wep_key2") == 0 ||
2655                    os_strcmp(buf, "wep_key3") == 0) {
2656                 if (hostapd_config_read_wep(&bss->ssid.wep,
2657                                             buf[7] - '0', pos)) {
2658                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key '%s'",
2659                                    line, buf);
2660                         return 1;
2661                 }
2662 #ifndef CONFIG_NO_VLAN
2663         } else if (os_strcmp(buf, "dynamic_vlan") == 0) {
2664                 bss->ssid.dynamic_vlan = atoi(pos);
2665         } else if (os_strcmp(buf, "vlan_file") == 0) {
2666                 if (hostapd_config_read_vlan_file(bss, pos)) {
2667                         wpa_printf(MSG_ERROR, "Line %d: failed to read VLAN file '%s'",
2668                                    line, pos);
2669                         return 1;
2670                 }
2671         } else if (os_strcmp(buf, "vlan_naming") == 0) {
2672                 bss->ssid.vlan_naming = atoi(pos);
2673                 if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END ||
2674                     bss->ssid.vlan_naming < 0) {
2675                         wpa_printf(MSG_ERROR,
2676                                    "Line %d: invalid naming scheme %d",
2677                                    line, bss->ssid.vlan_naming);
2678                         return 1;
2679                 }
2680 #ifdef CONFIG_FULL_DYNAMIC_VLAN
2681         } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
2682                 os_free(bss->ssid.vlan_tagged_interface);
2683                 bss->ssid.vlan_tagged_interface = os_strdup(pos);
2684 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
2685 #endif /* CONFIG_NO_VLAN */
2686         } else if (os_strcmp(buf, "ap_table_max_size") == 0) {
2687                 conf->ap_table_max_size = atoi(pos);
2688         } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
2689                 conf->ap_table_expiration_time = atoi(pos);
2690         } else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
2691                 if (hostapd_config_tx_queue(conf, buf, pos)) {
2692                         wpa_printf(MSG_ERROR, "Line %d: invalid TX queue item",
2693                                    line);
2694                         return 1;
2695                 }
2696         } else if (os_strcmp(buf, "wme_enabled") == 0 ||
2697                    os_strcmp(buf, "wmm_enabled") == 0) {
2698                 bss->wmm_enabled = atoi(pos);
2699         } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) {
2700                 bss->wmm_uapsd = atoi(pos);
2701         } else if (os_strncmp(buf, "wme_ac_", 7) == 0 ||
2702                    os_strncmp(buf, "wmm_ac_", 7) == 0) {
2703                 if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, pos)) {
2704                         wpa_printf(MSG_ERROR, "Line %d: invalid WMM ac item",
2705                                    line);
2706                         return 1;
2707                 }
2708         } else if (os_strcmp(buf, "bss") == 0) {
2709                 if (hostapd_config_bss(conf, pos)) {
2710                         wpa_printf(MSG_ERROR, "Line %d: invalid bss item",
2711                                    line);
2712                         return 1;
2713                 }
2714         } else if (os_strcmp(buf, "bssid") == 0) {
2715                 if (hwaddr_aton(pos, bss->bssid)) {
2716                         wpa_printf(MSG_ERROR, "Line %d: invalid bssid item",
2717                                    line);
2718                         return 1;
2719                 }
2720 #ifdef CONFIG_IEEE80211W
2721         } else if (os_strcmp(buf, "ieee80211w") == 0) {
2722                 bss->ieee80211w = atoi(pos);
2723         } else if (os_strcmp(buf, "group_mgmt_cipher") == 0) {
2724                 if (os_strcmp(pos, "AES-128-CMAC") == 0) {
2725                         bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
2726                 } else if (os_strcmp(pos, "BIP-GMAC-128") == 0) {
2727                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_128;
2728                 } else if (os_strcmp(pos, "BIP-GMAC-256") == 0) {
2729                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_256;
2730                 } else if (os_strcmp(pos, "BIP-CMAC-256") == 0) {
2731                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_CMAC_256;
2732                 } else {
2733                         wpa_printf(MSG_ERROR, "Line %d: invalid group_mgmt_cipher: %s",
2734                                    line, pos);
2735                         return 1;
2736                 }
2737         } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
2738                 bss->assoc_sa_query_max_timeout = atoi(pos);
2739                 if (bss->assoc_sa_query_max_timeout == 0) {
2740                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_max_timeout",
2741                                    line);
2742                         return 1;
2743                 }
2744         } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) {
2745                 bss->assoc_sa_query_retry_timeout = atoi(pos);
2746                 if (bss->assoc_sa_query_retry_timeout == 0) {
2747                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_retry_timeout",
2748                                    line);
2749                         return 1;
2750                 }
2751 #endif /* CONFIG_IEEE80211W */
2752 #ifdef CONFIG_IEEE80211N
2753         } else if (os_strcmp(buf, "ieee80211n") == 0) {
2754                 conf->ieee80211n = atoi(pos);
2755         } else if (os_strcmp(buf, "ht_capab") == 0) {
2756                 if (hostapd_config_ht_capab(conf, pos) < 0) {
2757                         wpa_printf(MSG_ERROR, "Line %d: invalid ht_capab",
2758                                    line);
2759                         return 1;
2760                 }
2761         } else if (os_strcmp(buf, "require_ht") == 0) {
2762                 conf->require_ht = atoi(pos);
2763         } else if (os_strcmp(buf, "obss_interval") == 0) {
2764                 conf->obss_interval = atoi(pos);
2765 #endif /* CONFIG_IEEE80211N */
2766 #ifdef CONFIG_IEEE80211AC
2767         } else if (os_strcmp(buf, "ieee80211ac") == 0) {
2768                 conf->ieee80211ac = atoi(pos);
2769         } else if (os_strcmp(buf, "vht_capab") == 0) {
2770                 if (hostapd_config_vht_capab(conf, pos) < 0) {
2771                         wpa_printf(MSG_ERROR, "Line %d: invalid vht_capab",
2772                                    line);
2773                         return 1;
2774                 }
2775         } else if (os_strcmp(buf, "require_vht") == 0) {
2776                 conf->require_vht = atoi(pos);
2777         } else if (os_strcmp(buf, "vht_oper_chwidth") == 0) {
2778                 conf->vht_oper_chwidth = atoi(pos);
2779         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) {
2780                 conf->vht_oper_centr_freq_seg0_idx = atoi(pos);
2781         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg1_idx") == 0) {
2782                 conf->vht_oper_centr_freq_seg1_idx = atoi(pos);
2783         } else if (os_strcmp(buf, "vendor_vht") == 0) {
2784                 bss->vendor_vht = atoi(pos);
2785 #endif /* CONFIG_IEEE80211AC */
2786         } else if (os_strcmp(buf, "max_listen_interval") == 0) {
2787                 bss->max_listen_interval = atoi(pos);
2788         } else if (os_strcmp(buf, "disable_pmksa_caching") == 0) {
2789                 bss->disable_pmksa_caching = atoi(pos);
2790         } else if (os_strcmp(buf, "okc") == 0) {
2791                 bss->okc = atoi(pos);
2792 #ifdef CONFIG_WPS
2793         } else if (os_strcmp(buf, "wps_state") == 0) {
2794                 bss->wps_state = atoi(pos);
2795                 if (bss->wps_state < 0 || bss->wps_state > 2) {
2796                         wpa_printf(MSG_ERROR, "Line %d: invalid wps_state",
2797                                    line);
2798                         return 1;
2799                 }
2800         } else if (os_strcmp(buf, "wps_independent") == 0) {
2801                 bss->wps_independent = atoi(pos);
2802         } else if (os_strcmp(buf, "ap_setup_locked") == 0) {
2803                 bss->ap_setup_locked = atoi(pos);
2804         } else if (os_strcmp(buf, "uuid") == 0) {
2805                 if (uuid_str2bin(pos, bss->uuid)) {
2806                         wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
2807                         return 1;
2808                 }
2809         } else if (os_strcmp(buf, "wps_pin_requests") == 0) {
2810                 os_free(bss->wps_pin_requests);
2811                 bss->wps_pin_requests = os_strdup(pos);
2812         } else if (os_strcmp(buf, "device_name") == 0) {
2813                 if (os_strlen(pos) > 32) {
2814                         wpa_printf(MSG_ERROR, "Line %d: Too long "
2815                                    "device_name", line);
2816                         return 1;
2817                 }
2818                 os_free(bss->device_name);
2819                 bss->device_name = os_strdup(pos);
2820         } else if (os_strcmp(buf, "manufacturer") == 0) {
2821                 if (os_strlen(pos) > 64) {
2822                         wpa_printf(MSG_ERROR, "Line %d: Too long manufacturer",
2823                                    line);
2824                         return 1;
2825                 }
2826                 os_free(bss->manufacturer);
2827                 bss->manufacturer = os_strdup(pos);
2828         } else if (os_strcmp(buf, "model_name") == 0) {
2829                 if (os_strlen(pos) > 32) {
2830                         wpa_printf(MSG_ERROR, "Line %d: Too long model_name",
2831                                    line);
2832                         return 1;
2833                 }
2834                 os_free(bss->model_name);
2835                 bss->model_name = os_strdup(pos);
2836         } else if (os_strcmp(buf, "model_number") == 0) {
2837                 if (os_strlen(pos) > 32) {
2838                         wpa_printf(MSG_ERROR, "Line %d: Too long model_number",
2839                                    line);
2840                         return 1;
2841                 }
2842                 os_free(bss->model_number);
2843                 bss->model_number = os_strdup(pos);
2844         } else if (os_strcmp(buf, "serial_number") == 0) {
2845                 if (os_strlen(pos) > 32) {
2846                         wpa_printf(MSG_ERROR, "Line %d: Too long serial_number",
2847                                    line);
2848                         return 1;
2849                 }
2850                 os_free(bss->serial_number);
2851                 bss->serial_number = os_strdup(pos);
2852         } else if (os_strcmp(buf, "device_type") == 0) {
2853                 if (wps_dev_type_str2bin(pos, bss->device_type))
2854                         return 1;
2855         } else if (os_strcmp(buf, "config_methods") == 0) {
2856                 os_free(bss->config_methods);
2857                 bss->config_methods = os_strdup(pos);
2858         } else if (os_strcmp(buf, "os_version") == 0) {
2859                 if (hexstr2bin(pos, bss->os_version, 4)) {
2860                         wpa_printf(MSG_ERROR, "Line %d: invalid os_version",
2861                                    line);
2862                         return 1;
2863                 }
2864         } else if (os_strcmp(buf, "ap_pin") == 0) {
2865                 os_free(bss->ap_pin);
2866                 bss->ap_pin = os_strdup(pos);
2867         } else if (os_strcmp(buf, "skip_cred_build") == 0) {
2868                 bss->skip_cred_build = atoi(pos);
2869         } else if (os_strcmp(buf, "extra_cred") == 0) {
2870                 os_free(bss->extra_cred);
2871                 bss->extra_cred = (u8 *) os_readfile(pos, &bss->extra_cred_len);
2872                 if (bss->extra_cred == NULL) {
2873                         wpa_printf(MSG_ERROR, "Line %d: could not read Credentials from '%s'",
2874                                    line, pos);
2875                         return 1;
2876                 }
2877         } else if (os_strcmp(buf, "wps_cred_processing") == 0) {
2878                 bss->wps_cred_processing = atoi(pos);
2879         } else if (os_strcmp(buf, "ap_settings") == 0) {
2880                 os_free(bss->ap_settings);
2881                 bss->ap_settings =
2882                         (u8 *) os_readfile(pos, &bss->ap_settings_len);
2883                 if (bss->ap_settings == NULL) {
2884                         wpa_printf(MSG_ERROR, "Line %d: could not read AP Settings from '%s'",
2885                                    line, pos);
2886                         return 1;
2887                 }
2888         } else if (os_strcmp(buf, "upnp_iface") == 0) {
2889                 os_free(bss->upnp_iface);
2890                 bss->upnp_iface = os_strdup(pos);
2891         } else if (os_strcmp(buf, "friendly_name") == 0) {
2892                 os_free(bss->friendly_name);
2893                 bss->friendly_name = os_strdup(pos);
2894         } else if (os_strcmp(buf, "manufacturer_url") == 0) {
2895                 os_free(bss->manufacturer_url);
2896                 bss->manufacturer_url = os_strdup(pos);
2897         } else if (os_strcmp(buf, "model_description") == 0) {
2898                 os_free(bss->model_description);
2899                 bss->model_description = os_strdup(pos);
2900         } else if (os_strcmp(buf, "model_url") == 0) {
2901                 os_free(bss->model_url);
2902                 bss->model_url = os_strdup(pos);
2903         } else if (os_strcmp(buf, "upc") == 0) {
2904                 os_free(bss->upc);
2905                 bss->upc = os_strdup(pos);
2906         } else if (os_strcmp(buf, "pbc_in_m1") == 0) {
2907                 bss->pbc_in_m1 = atoi(pos);
2908         } else if (os_strcmp(buf, "server_id") == 0) {
2909                 os_free(bss->server_id);
2910                 bss->server_id = os_strdup(pos);
2911 #ifdef CONFIG_WPS_NFC
2912         } else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) {
2913                 bss->wps_nfc_dev_pw_id = atoi(pos);
2914                 if (bss->wps_nfc_dev_pw_id < 0x10 ||
2915                     bss->wps_nfc_dev_pw_id > 0xffff) {
2916                         wpa_printf(MSG_ERROR, "Line %d: Invalid wps_nfc_dev_pw_id value",
2917                                    line);
2918                         return 1;
2919                 }
2920                 bss->wps_nfc_pw_from_config = 1;
2921         } else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) {
2922                 wpabuf_free(bss->wps_nfc_dh_pubkey);
2923                 bss->wps_nfc_dh_pubkey = hostapd_parse_bin(pos);
2924                 bss->wps_nfc_pw_from_config = 1;
2925         } else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) {
2926                 wpabuf_free(bss->wps_nfc_dh_privkey);
2927                 bss->wps_nfc_dh_privkey = hostapd_parse_bin(pos);
2928                 bss->wps_nfc_pw_from_config = 1;
2929         } else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) {
2930                 wpabuf_free(bss->wps_nfc_dev_pw);
2931                 bss->wps_nfc_dev_pw = hostapd_parse_bin(pos);
2932                 bss->wps_nfc_pw_from_config = 1;
2933 #endif /* CONFIG_WPS_NFC */
2934 #endif /* CONFIG_WPS */
2935 #ifdef CONFIG_P2P_MANAGER
2936         } else if (os_strcmp(buf, "manage_p2p") == 0) {
2937                 if (atoi(pos))
2938                         bss->p2p |= P2P_MANAGE;
2939                 else
2940                         bss->p2p &= ~P2P_MANAGE;
2941         } else if (os_strcmp(buf, "allow_cross_connection") == 0) {
2942                 if (atoi(pos))
2943                         bss->p2p |= P2P_ALLOW_CROSS_CONNECTION;
2944                 else
2945                         bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION;
2946 #endif /* CONFIG_P2P_MANAGER */
2947         } else if (os_strcmp(buf, "disassoc_low_ack") == 0) {
2948                 bss->disassoc_low_ack = atoi(pos);
2949         } else if (os_strcmp(buf, "tdls_prohibit") == 0) {
2950                 if (atoi(pos))
2951                         bss->tdls |= TDLS_PROHIBIT;
2952                 else
2953                         bss->tdls &= ~TDLS_PROHIBIT;
2954         } else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) {
2955                 if (atoi(pos))
2956                         bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH;
2957                 else
2958                         bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH;
2959 #ifdef CONFIG_RSN_TESTING
2960         } else if (os_strcmp(buf, "rsn_testing") == 0) {
2961                 extern int rsn_testing;
2962                 rsn_testing = atoi(pos);
2963 #endif /* CONFIG_RSN_TESTING */
2964         } else if (os_strcmp(buf, "time_advertisement") == 0) {
2965                 bss->time_advertisement = atoi(pos);
2966         } else if (os_strcmp(buf, "time_zone") == 0) {
2967                 size_t tz_len = os_strlen(pos);
2968                 if (tz_len < 4 || tz_len > 255) {
2969                         wpa_printf(MSG_DEBUG, "Line %d: invalid time_zone",
2970                                    line);
2971                         return 1;
2972                 }
2973                 os_free(bss->time_zone);
2974                 bss->time_zone = os_strdup(pos);
2975                 if (bss->time_zone == NULL)
2976                         return 1;
2977 #ifdef CONFIG_WNM
2978         } else if (os_strcmp(buf, "wnm_sleep_mode") == 0) {
2979                 bss->wnm_sleep_mode = atoi(pos);
2980         } else if (os_strcmp(buf, "bss_transition") == 0) {
2981                 bss->bss_transition = atoi(pos);
2982 #endif /* CONFIG_WNM */
2983 #ifdef CONFIG_INTERWORKING
2984         } else if (os_strcmp(buf, "interworking") == 0) {
2985                 bss->interworking = atoi(pos);
2986         } else if (os_strcmp(buf, "access_network_type") == 0) {
2987                 bss->access_network_type = atoi(pos);
2988                 if (bss->access_network_type < 0 ||
2989                     bss->access_network_type > 15) {
2990                         wpa_printf(MSG_ERROR,
2991                                    "Line %d: invalid access_network_type",
2992                                    line);
2993                         return 1;
2994                 }
2995         } else if (os_strcmp(buf, "internet") == 0) {
2996                 bss->internet = atoi(pos);
2997         } else if (os_strcmp(buf, "asra") == 0) {
2998                 bss->asra = atoi(pos);
2999         } else if (os_strcmp(buf, "esr") == 0) {
3000                 bss->esr = atoi(pos);
3001         } else if (os_strcmp(buf, "uesa") == 0) {
3002                 bss->uesa = atoi(pos);
3003         } else if (os_strcmp(buf, "venue_group") == 0) {
3004                 bss->venue_group = atoi(pos);
3005                 bss->venue_info_set = 1;
3006         } else if (os_strcmp(buf, "venue_type") == 0) {
3007                 bss->venue_type = atoi(pos);
3008                 bss->venue_info_set = 1;
3009         } else if (os_strcmp(buf, "hessid") == 0) {
3010                 if (hwaddr_aton(pos, bss->hessid)) {
3011                         wpa_printf(MSG_ERROR, "Line %d: invalid hessid", line);
3012                         return 1;
3013                 }
3014         } else if (os_strcmp(buf, "roaming_consortium") == 0) {
3015                 if (parse_roaming_consortium(bss, pos, line) < 0)
3016                         return 1;
3017         } else if (os_strcmp(buf, "venue_name") == 0) {
3018                 if (parse_venue_name(bss, pos, line) < 0)
3019                         return 1;
3020         } else if (os_strcmp(buf, "network_auth_type") == 0) {
3021                 u8 auth_type;
3022                 u16 redirect_url_len;
3023                 if (hexstr2bin(pos, &auth_type, 1)) {
3024                         wpa_printf(MSG_ERROR,
3025                                    "Line %d: Invalid network_auth_type '%s'",
3026                                    line, pos);
3027                         return 1;
3028                 }
3029                 if (auth_type == 0 || auth_type == 2)
3030                         redirect_url_len = os_strlen(pos + 2);
3031                 else
3032                         redirect_url_len = 0;
3033                 os_free(bss->network_auth_type);
3034                 bss->network_auth_type = os_malloc(redirect_url_len + 3 + 1);
3035                 if (bss->network_auth_type == NULL)
3036                         return 1;
3037                 *bss->network_auth_type = auth_type;
3038                 WPA_PUT_LE16(bss->network_auth_type + 1, redirect_url_len);
3039                 if (redirect_url_len)
3040                         os_memcpy(bss->network_auth_type + 3, pos + 2,
3041                                   redirect_url_len);
3042                 bss->network_auth_type_len = 3 + redirect_url_len;
3043         } else if (os_strcmp(buf, "ipaddr_type_availability") == 0) {
3044                 if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) {
3045                         wpa_printf(MSG_ERROR, "Line %d: Invalid ipaddr_type_availability '%s'",
3046                                    line, pos);
3047                         bss->ipaddr_type_configured = 0;
3048                         return 1;
3049                 }
3050                 bss->ipaddr_type_configured = 1;
3051         } else if (os_strcmp(buf, "domain_name") == 0) {
3052                 int j, num_domains, domain_len, domain_list_len = 0;
3053                 char *tok_start, *tok_prev;
3054                 u8 *domain_list, *domain_ptr;
3055
3056                 domain_list_len = os_strlen(pos) + 1;
3057                 domain_list = os_malloc(domain_list_len);
3058                 if (domain_list == NULL)
3059                         return 1;
3060
3061                 domain_ptr = domain_list;
3062                 tok_prev = pos;
3063                 num_domains = 1;
3064                 while ((tok_prev = os_strchr(tok_prev, ','))) {
3065                         num_domains++;
3066                         tok_prev++;
3067                 }
3068                 tok_prev = pos;
3069                 for (j = 0; j < num_domains; j++) {
3070                         tok_start = os_strchr(tok_prev, ',');
3071                         if (tok_start) {
3072                                 domain_len = tok_start - tok_prev;
3073                                 *domain_ptr = domain_len;
3074                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3075                                 domain_ptr += domain_len + 1;
3076                                 tok_prev = ++tok_start;
3077                         } else {
3078                                 domain_len = os_strlen(tok_prev);
3079                                 *domain_ptr = domain_len;
3080                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3081                                 domain_ptr += domain_len + 1;
3082                         }
3083                 }
3084
3085                 os_free(bss->domain_name);
3086                 bss->domain_name = domain_list;
3087                 bss->domain_name_len = domain_list_len;
3088         } else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) {
3089                 if (parse_3gpp_cell_net(bss, pos, line) < 0)
3090                         return 1;
3091         } else if (os_strcmp(buf, "nai_realm") == 0) {
3092                 if (parse_nai_realm(bss, pos, line) < 0)
3093                         return 1;
3094         } else if (os_strcmp(buf, "gas_frag_limit") == 0) {
3095                 bss->gas_frag_limit = atoi(pos);
3096         } else if (os_strcmp(buf, "gas_comeback_delay") == 0) {
3097                 bss->gas_comeback_delay = atoi(pos);
3098         } else if (os_strcmp(buf, "qos_map_set") == 0) {
3099                 if (parse_qos_map_set(bss, pos, line) < 0)
3100                         return 1;
3101 #endif /* CONFIG_INTERWORKING */
3102 #ifdef CONFIG_RADIUS_TEST
3103         } else if (os_strcmp(buf, "dump_msk_file") == 0) {
3104                 os_free(bss->dump_msk_file);
3105                 bss->dump_msk_file = os_strdup(pos);
3106 #endif /* CONFIG_RADIUS_TEST */
3107 #ifdef CONFIG_HS20
3108         } else if (os_strcmp(buf, "hs20") == 0) {
3109                 bss->hs20 = atoi(pos);
3110         } else if (os_strcmp(buf, "disable_dgaf") == 0) {
3111                 bss->disable_dgaf = atoi(pos);
3112         } else if (os_strcmp(buf, "proxy_arp") == 0) {
3113                 bss->proxy_arp = atoi(pos);
3114         } else if (os_strcmp(buf, "osen") == 0) {
3115                 bss->osen = atoi(pos);
3116         } else if (os_strcmp(buf, "anqp_domain_id") == 0) {
3117                 bss->anqp_domain_id = atoi(pos);
3118         } else if (os_strcmp(buf, "hs20_deauth_req_timeout") == 0) {
3119                 bss->hs20_deauth_req_timeout = atoi(pos);
3120         } else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) {
3121                 if (hs20_parse_oper_friendly_name(bss, pos, line) < 0)
3122                         return 1;
3123         } else if (os_strcmp(buf, "hs20_wan_metrics") == 0) {
3124                 if (hs20_parse_wan_metrics(bss, pos, line) < 0)
3125                         return 1;
3126         } else if (os_strcmp(buf, "hs20_conn_capab") == 0) {
3127                 if (hs20_parse_conn_capab(bss, pos, line) < 0) {
3128                         return 1;
3129                 }
3130         } else if (os_strcmp(buf, "hs20_operating_class") == 0) {
3131                 u8 *oper_class;
3132                 size_t oper_class_len;
3133                 oper_class_len = os_strlen(pos);
3134                 if (oper_class_len < 2 || (oper_class_len & 0x01)) {
3135                         wpa_printf(MSG_ERROR,
3136                                    "Line %d: Invalid hs20_operating_class '%s'",
3137                                    line, pos);
3138                         return 1;
3139                 }
3140                 oper_class_len /= 2;
3141                 oper_class = os_malloc(oper_class_len);
3142                 if (oper_class == NULL)
3143                         return 1;
3144                 if (hexstr2bin(pos, oper_class, oper_class_len)) {
3145                         wpa_printf(MSG_ERROR,
3146                                    "Line %d: Invalid hs20_operating_class '%s'",
3147                                    line, pos);
3148                         os_free(oper_class);
3149                         return 1;
3150                 }
3151                 os_free(bss->hs20_operating_class);
3152                 bss->hs20_operating_class = oper_class;
3153                 bss->hs20_operating_class_len = oper_class_len;
3154         } else if (os_strcmp(buf, "hs20_icon") == 0) {
3155                 if (hs20_parse_icon(bss, pos) < 0) {
3156                         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_icon '%s'",
3157                                    line, pos);
3158                         return 1;
3159                 }
3160         } else if (os_strcmp(buf, "osu_ssid") == 0) {
3161                 if (hs20_parse_osu_ssid(bss, pos, line) < 0)
3162                         return 1;
3163         } else if (os_strcmp(buf, "osu_server_uri") == 0) {
3164                 if (hs20_parse_osu_server_uri(bss, pos, line) < 0)
3165                         return 1;
3166         } else if (os_strcmp(buf, "osu_friendly_name") == 0) {
3167                 if (hs20_parse_osu_friendly_name(bss, pos, line) < 0)
3168                         return 1;
3169         } else if (os_strcmp(buf, "osu_nai") == 0) {
3170                 if (hs20_parse_osu_nai(bss, pos, line) < 0)
3171                         return 1;
3172         } else if (os_strcmp(buf, "osu_method_list") == 0) {
3173                 if (hs20_parse_osu_method_list(bss, pos, line) < 0)
3174                         return 1;
3175         } else if (os_strcmp(buf, "osu_icon") == 0) {
3176                 if (hs20_parse_osu_icon(bss, pos, line) < 0)
3177                         return 1;
3178         } else if (os_strcmp(buf, "osu_service_desc") == 0) {
3179                 if (hs20_parse_osu_service_desc(bss, pos, line) < 0)
3180                         return 1;
3181         } else if (os_strcmp(buf, "subscr_remediation_url") == 0) {
3182                 os_free(bss->subscr_remediation_url);
3183                 bss->subscr_remediation_url = os_strdup(pos);
3184         } else if (os_strcmp(buf, "subscr_remediation_method") == 0) {
3185                 bss->subscr_remediation_method = atoi(pos);
3186 #endif /* CONFIG_HS20 */
3187 #ifdef CONFIG_TESTING_OPTIONS
3188 #define PARSE_TEST_PROBABILITY(_val)                            \
3189         } else if (os_strcmp(buf, #_val) == 0) {                \
3190                 char *end;                                      \
3191                                                                 \
3192                 conf->_val = strtod(pos, &end);                 \
3193                 if (*end || conf->_val < 0.0 ||                 \
3194                     conf->_val > 1.0) {                         \
3195                         wpa_printf(MSG_ERROR,                   \
3196                                    "Line %d: Invalid value '%s'", \
3197                                    line, pos);                  \
3198                         return 1;                               \
3199                 }
3200         PARSE_TEST_PROBABILITY(ignore_probe_probability)
3201         PARSE_TEST_PROBABILITY(ignore_auth_probability)
3202         PARSE_TEST_PROBABILITY(ignore_assoc_probability)
3203         PARSE_TEST_PROBABILITY(ignore_reassoc_probability)
3204         PARSE_TEST_PROBABILITY(corrupt_gtk_rekey_mic_probability)
3205         } else if (os_strcmp(buf, "bss_load_test") == 0) {
3206                 WPA_PUT_LE16(bss->bss_load_test, atoi(pos));
3207                 pos = os_strchr(pos, ':');
3208                 if (pos == NULL) {
3209                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3210                                    line);
3211                         return 1;
3212                 }
3213                 pos++;
3214                 bss->bss_load_test[2] = atoi(pos);
3215                 pos = os_strchr(pos, ':');
3216                 if (pos == NULL) {
3217                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3218                                    line);
3219                         return 1;
3220                 }
3221                 pos++;
3222                 WPA_PUT_LE16(&bss->bss_load_test[3], atoi(pos));
3223                 bss->bss_load_test_set = 1;
3224         } else if (os_strcmp(buf, "radio_measurements") == 0) {
3225                 bss->radio_measurements = atoi(pos);
3226 #endif /* CONFIG_TESTING_OPTIONS */
3227         } else if (os_strcmp(buf, "vendor_elements") == 0) {
3228                 struct wpabuf *elems;
3229                 size_t len = os_strlen(pos);
3230                 if (len & 0x01) {
3231                         wpa_printf(MSG_ERROR,
3232                                    "Line %d: Invalid vendor_elements '%s'",
3233                                    line, pos);
3234                         return 1;
3235                 }
3236                 len /= 2;
3237                 if (len == 0) {
3238                         wpabuf_free(bss->vendor_elements);
3239                         bss->vendor_elements = NULL;
3240                         return 0;
3241                 }
3242
3243                 elems = wpabuf_alloc(len);
3244                 if (elems == NULL)
3245                         return 1;
3246
3247                 if (hexstr2bin(pos, wpabuf_put(elems, len), len)) {
3248                         wpabuf_free(elems);
3249                         wpa_printf(MSG_ERROR,
3250                                    "Line %d: Invalid vendor_elements '%s'",
3251                                    line, pos);
3252                         return 1;
3253                 }
3254
3255                 wpabuf_free(bss->vendor_elements);
3256                 bss->vendor_elements = elems;
3257         } else if (os_strcmp(buf, "sae_anti_clogging_threshold") == 0) {
3258                 bss->sae_anti_clogging_threshold = atoi(pos);
3259         } else if (os_strcmp(buf, "sae_groups") == 0) {
3260                 if (hostapd_parse_intlist(&bss->sae_groups, pos)) {
3261                         wpa_printf(MSG_ERROR,
3262                                    "Line %d: Invalid sae_groups value '%s'",
3263                                    line, pos);
3264                         return 1;
3265                 }
3266         } else if (os_strcmp(buf, "local_pwr_constraint") == 0) {
3267                 int val = atoi(pos);
3268                 if (val < 0 || val > 255) {
3269                         wpa_printf(MSG_ERROR, "Line %d: Invalid local_pwr_constraint %d (expected 0..255)",
3270                                    line, val);
3271                         return 1;
3272                 }
3273                 conf->local_pwr_constraint = val;
3274         } else if (os_strcmp(buf, "spectrum_mgmt_required") == 0) {
3275                 conf->spectrum_mgmt_required = atoi(pos);
3276         } else if (os_strcmp(buf, "wowlan_triggers") == 0) {
3277                 os_free(bss->wowlan_triggers);
3278                 bss->wowlan_triggers = os_strdup(pos);
3279         } else {
3280                 wpa_printf(MSG_ERROR,
3281                            "Line %d: unknown configuration item '%s'",
3282                            line, buf);
3283                 return 1;
3284         }
3285
3286         return 0;
3287 }
3288
3289
3290 /**
3291  * hostapd_config_read - Read and parse a configuration file
3292  * @fname: Configuration file name (including path, if needed)
3293  * Returns: Allocated configuration data structure
3294  */
3295 struct hostapd_config * hostapd_config_read(const char *fname)
3296 {
3297         struct hostapd_config *conf;
3298         FILE *f;
3299         char buf[512], *pos;
3300         int line = 0;
3301         int errors = 0;
3302         size_t i;
3303
3304         f = fopen(fname, "r");
3305         if (f == NULL) {
3306                 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
3307                            "for reading.", fname);
3308                 return NULL;
3309         }
3310
3311         conf = hostapd_config_defaults();
3312         if (conf == NULL) {
3313                 fclose(f);
3314                 return NULL;
3315         }
3316
3317         /* set default driver based on configuration */
3318         conf->driver = wpa_drivers[0];
3319         if (conf->driver == NULL) {
3320                 wpa_printf(MSG_ERROR, "No driver wrappers registered!");
3321                 hostapd_config_free(conf);
3322                 fclose(f);
3323                 return NULL;
3324         }
3325
3326         conf->last_bss = conf->bss[0];
3327
3328         while (fgets(buf, sizeof(buf), f)) {
3329                 struct hostapd_bss_config *bss;
3330
3331                 bss = conf->last_bss;
3332                 line++;
3333
3334                 if (buf[0] == '#')
3335                         continue;
3336                 pos = buf;
3337                 while (*pos != '\0') {
3338                         if (*pos == '\n') {
3339                                 *pos = '\0';
3340                                 break;
3341                         }
3342                         pos++;
3343                 }
3344                 if (buf[0] == '\0')
3345                         continue;
3346
3347                 pos = os_strchr(buf, '=');
3348                 if (pos == NULL) {
3349                         wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
3350                                    line, buf);
3351                         errors++;
3352                         continue;
3353                 }
3354                 *pos = '\0';
3355                 pos++;
3356                 errors += hostapd_config_fill(conf, bss, buf, pos, line);
3357         }
3358
3359         fclose(f);
3360
3361         for (i = 0; i < conf->num_bss; i++)
3362                 hostapd_set_security_params(conf->bss[i], 1);
3363
3364         if (hostapd_config_check(conf, 1))
3365                 errors++;
3366
3367 #ifndef WPA_IGNORE_CONFIG_ERRORS
3368         if (errors) {
3369                 wpa_printf(MSG_ERROR, "%d errors found in configuration file "
3370                            "'%s'", errors, fname);
3371                 hostapd_config_free(conf);
3372                 conf = NULL;
3373         }
3374 #endif /* WPA_IGNORE_CONFIG_ERRORS */
3375
3376         return conf;
3377 }
3378
3379
3380 int hostapd_set_iface(struct hostapd_config *conf,
3381                       struct hostapd_bss_config *bss, char *field, char *value)
3382 {
3383         int errors;
3384         size_t i;
3385
3386         errors = hostapd_config_fill(conf, bss, field, value, 0);
3387         if (errors) {
3388                 wpa_printf(MSG_INFO, "Failed to set configuration field '%s' "
3389                            "to value '%s'", field, value);
3390                 return -1;
3391         }
3392
3393         for (i = 0; i < conf->num_bss; i++)
3394                 hostapd_set_security_params(conf->bss[i], 0);
3395
3396         if (hostapd_config_check(conf, 0)) {
3397                 wpa_printf(MSG_ERROR, "Configuration check failed");
3398                 return -1;
3399         }
3400
3401         return 0;
3402 }