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 #ifdef CONFIG_SQLITE
 226                 os_free(conf->eap_user_sqlite);
 227                 conf->eap_user_sqlite = os_strdup(fname + 7);
 228                 return 0;
 229 #else /* CONFIG_SQLITE */
 230                 wpa_printf(MSG_ERROR,
 231                            "EAP user file in SQLite DB, but CONFIG_SQLITE was not enabled in the build.");
 232                 return -1;
 233 #endif /* CONFIG_SQLITE */
 234         }
 235
 236         f = fopen(fname, "r");
 237         if (!f) {
 238                 wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
 239                 return -1;
 240         }
 241
 242         /* Lines: "user" METHOD,METHOD2 "password" (password optional) */
 243         while (fgets(buf, sizeof(buf), f)) {
 244                 line++;
 245
 246                 if (buf[0] == '#')
 247                         continue;
 248                 pos = buf;
 249                 while (*pos != '\0') {
 250                         if (*pos == '\n') {
 251                                 *pos = '\0';
 252                                 break;
 253                         }
 254                         pos++;
 255                 }
 256                 if (buf[0] == '\0')
 257                         continue;
 258
 259 #ifndef CONFIG_NO_RADIUS
 260                 if (user && os_strncmp(buf, "radius_accept_attr=", 19) == 0) {
 261                         struct hostapd_radius_attr *attr, *a;
 262                         attr = hostapd_parse_radius_attr(buf + 19);
 263                         if (attr == NULL) {
 264                                 wpa_printf(MSG_ERROR, "Invalid radius_auth_req_attr: %s",
 265                                            buf + 19);
 266                                 user = NULL; /* already in the BSS list */
 267                                 goto failed;
 268                         }
 269                         if (user->accept_attr == NULL) {
 270                                 user->accept_attr = attr;
 271                         } else {
 272                                 a = user->accept_attr;
 273                                 while (a->next)
 274                                         a = a->next;
 275                                 a->next = attr;
 276                         }
 277                         continue;
 278                 }
 279 #endif /* CONFIG_NO_RADIUS */
 280
 281                 user = NULL;
 282
 283                 if (buf[0] != '"' && buf[0] != '*') {
 284                         wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
 285                                    "start) on line %d in '%s'", line, fname);
 286                         goto failed;
 287                 }
 288
 289                 user = os_zalloc(sizeof(*user));
 290                 if (user == NULL) {
 291                         wpa_printf(MSG_ERROR, "EAP user allocation failed");
 292                         goto failed;
 293                 }
 294                 user->force_version = -1;
 295
 296                 if (buf[0] == '*') {
 297                         pos = buf;
 298                 } else {
 299                         pos = buf + 1;
 300                         start = pos;
 301                         while (*pos != '"' && *pos != '\0')
 302                                 pos++;
 303                         if (*pos == '\0') {
 304                                 wpa_printf(MSG_ERROR, "Invalid EAP identity "
 305                                            "(no \" in end) on line %d in '%s'",
 306                                            line, fname);
 307                                 goto failed;
 308                         }
 309
 310                         user->identity = os_malloc(pos - start);
 311                         if (user->identity == NULL) {
 312                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 313                                            "memory for EAP identity");
 314                                 goto failed;
 315                         }
 316                         os_memcpy(user->identity, start, pos - start);
 317                         user->identity_len = pos - start;
 318
 319                         if (pos[0] == '"' && pos[1] == '*') {
 320                                 user->wildcard_prefix = 1;
 321                                 pos++;
 322                         }
 323                 }
 324                 pos++;
 325                 while (*pos == ' ' || *pos == '\t')
 326                         pos++;
 327
 328                 if (*pos == '\0') {
 329                         wpa_printf(MSG_ERROR, "No EAP method on line %d in "
 330                                    "'%s'", line, fname);
 331                         goto failed;
 332                 }
 333
 334                 start = pos;
 335                 while (*pos != ' ' && *pos != '\t' && *pos != '\0')
 336                         pos++;
 337                 if (*pos == '\0') {
 338                         pos = NULL;
 339                 } else {
 340                         *pos = '\0';
 341                         pos++;
 342                 }
 343                 num_methods = 0;
 344                 while (*start) {
 345                         char *pos3 = os_strchr(start, ',');
 346                         if (pos3) {
 347                                 *pos3++ = '\0';
 348                         }
 349                         user->methods[num_methods].method =
 350                                 eap_server_get_type(
 351                                         start,
 352                                         &user->methods[num_methods].vendor);
 353                         if (user->methods[num_methods].vendor ==
 354                             EAP_VENDOR_IETF &&
 355                             user->methods[num_methods].method == EAP_TYPE_NONE)
 356                         {
 357                                 if (os_strcmp(start, "TTLS-PAP") == 0) {
 358                                         user->ttls_auth |= EAP_TTLS_AUTH_PAP;
 359                                         goto skip_eap;
 360                                 }
 361                                 if (os_strcmp(start, "TTLS-CHAP") == 0) {
 362                                         user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
 363                                         goto skip_eap;
 364                                 }
 365                                 if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
 366                                         user->ttls_auth |=
 367                                                 EAP_TTLS_AUTH_MSCHAP;
 368                                         goto skip_eap;
 369                                 }
 370                                 if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
 371                                         user->ttls_auth |=
 372                                                 EAP_TTLS_AUTH_MSCHAPV2;
 373                                         goto skip_eap;
 374                                 }
 375                                 if (os_strcmp(start, "MACACL") == 0) {
 376                                         user->macacl = 1;
 377                                         goto skip_eap;
 378                                 }
 379                                 wpa_printf(MSG_ERROR, "Unsupported EAP type "
 380                                            "'%s' on line %d in '%s'",
 381                                            start, line, fname);
 382                                 goto failed;
 383                         }
 384
 385                         num_methods++;
 386                         if (num_methods >= EAP_MAX_METHODS)
 387                                 break;
 388                 skip_eap:
 389                         if (pos3 == NULL)
 390                                 break;
 391                         start = pos3;
 392                 }
 393                 if (num_methods == 0 && user->ttls_auth == 0 && !user->macacl) {
 394                         wpa_printf(MSG_ERROR, "No EAP types configured on "
 395                                    "line %d in '%s'", line, fname);
 396                         goto failed;
 397                 }
 398
 399                 if (pos == NULL)
 400                         goto done;
 401
 402                 while (*pos == ' ' || *pos == '\t')
 403                         pos++;
 404                 if (*pos == '\0')
 405                         goto done;
 406
 407                 if (os_strncmp(pos, "[ver=0]", 7) == 0) {
 408                         user->force_version = 0;
 409                         goto done;
 410                 }
 411
 412                 if (os_strncmp(pos, "[ver=1]", 7) == 0) {
 413                         user->force_version = 1;
 414                         goto done;
 415                 }
 416
 417                 if (os_strncmp(pos, "[2]", 3) == 0) {
 418                         user->phase2 = 1;
 419                         goto done;
 420                 }
 421
 422                 if (*pos == '"') {
 423                         pos++;
 424                         start = pos;
 425                         while (*pos != '"' && *pos != '\0')
 426                                 pos++;
 427                         if (*pos == '\0') {
 428                                 wpa_printf(MSG_ERROR, "Invalid EAP password "
 429                                            "(no \" in end) on line %d in '%s'",
 430                                            line, fname);
 431                                 goto failed;
 432                         }
 433
 434                         user->password = os_malloc(pos - start);
 435                         if (user->password == NULL) {
 436                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 437                                            "memory for EAP password");
 438                                 goto failed;
 439                         }
 440                         os_memcpy(user->password, start, pos - start);
 441                         user->password_len = pos - start;
 442
 443                         pos++;
 444                 } else if (os_strncmp(pos, "hash:", 5) == 0) {
 445                         pos += 5;
 446                         pos2 = pos;
 447                         while (*pos2 != '\0' && *pos2 != ' ' &&
 448                                *pos2 != '\t' && *pos2 != '#')
 449                                 pos2++;
 450                         if (pos2 - pos != 32) {
 451                                 wpa_printf(MSG_ERROR, "Invalid password hash "
 452                                            "on line %d in '%s'", line, fname);
 453                                 goto failed;
 454                         }
 455                         user->password = os_malloc(16);
 456                         if (user->password == NULL) {
 457                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 458                                            "memory for EAP password hash");
 459                                 goto failed;
 460                         }
 461                         if (hexstr2bin(pos, user->password, 16) < 0) {
 462                                 wpa_printf(MSG_ERROR, "Invalid hash password "
 463                                            "on line %d in '%s'", line, fname);
 464                                 goto failed;
 465                         }
 466                         user->password_len = 16;
 467                         user->password_hash = 1;
 468                         pos = pos2;
 469                 } else {
 470                         pos2 = pos;
 471                         while (*pos2 != '\0' && *pos2 != ' ' &&
 472                                *pos2 != '\t' && *pos2 != '#')
 473                                 pos2++;
 474                         if ((pos2 - pos) & 1) {
 475                                 wpa_printf(MSG_ERROR, "Invalid hex password "
 476                                            "on line %d in '%s'", line, fname);
 477                                 goto failed;
 478                         }
 479                         user->password = os_malloc((pos2 - pos) / 2);
 480                         if (user->password == NULL) {
 481                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 482                                            "memory for EAP password");
 483                                 goto failed;
 484                         }
 485                         if (hexstr2bin(pos, user->password,
 486                                        (pos2 - pos) / 2) < 0) {
 487                                 wpa_printf(MSG_ERROR, "Invalid hex password "
 488                                            "on line %d in '%s'", line, fname);
 489                                 goto failed;
 490                         }
 491                         user->password_len = (pos2 - pos) / 2;
 492                         pos = pos2;
 493                 }
 494
 495                 while (*pos == ' ' || *pos == '\t')
 496                         pos++;
 497                 if (os_strncmp(pos, "[2]", 3) == 0) {
 498                         user->phase2 = 1;
 499                 }
 500
 501         done:
 502                 if (tail == NULL) {
 503                         tail = new_user = user;
 504                 } else {
 505                         tail->next = user;
 506                         tail = user;
 507                 }
 508                 continue;
 509
 510         failed:
 511                 if (user)
 512                         hostapd_config_free_eap_user(user);
 513                 ret = -1;
 514                 break;
 515         }
 516
 517         fclose(f);
 518
 519         if (ret == 0) {
 520                 user = conf->eap_user;
 521                 while (user) {
 522                         struct hostapd_eap_user *prev;
 523
 524                         prev = user;
 525                         user = user->next;
 526                         hostapd_config_free_eap_user(prev);
 527                 }
 528                 conf->eap_user = new_user;
 529         }
 530
 531         return ret;
 532 }
 533 #endif /* EAP_SERVER */
 534
 535
 536 #ifndef CONFIG_NO_RADIUS
 537 static int
 538 hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
 539                                 int *num_server, const char *val, int def_port,
 540                                 struct hostapd_radius_server **curr_serv)
 541 {
 542         struct hostapd_radius_server *nserv;
 543         int ret;
 544         static int server_index = 1;
 545
 546         nserv = os_realloc_array(*server, *num_server + 1, sizeof(*nserv));
 547         if (nserv == NULL)
 548                 return -1;
 549
 550         *server = nserv;
 551         nserv = &nserv[*num_server];
 552         (*num_server)++;
 553         (*curr_serv) = nserv;
 554
 555         os_memset(nserv, 0, sizeof(*nserv));
 556         nserv->port = def_port;
 557         ret = hostapd_parse_ip_addr(val, &nserv->addr);
 558         nserv->index = server_index++;
 559
 560         return ret;
 561 }
 562
 563
 564 static struct hostapd_radius_attr *
 565 hostapd_parse_radius_attr(const char *value)
 566 {
 567         const char *pos;
 568         char syntax;
 569         struct hostapd_radius_attr *attr;
 570         size_t len;
 571
 572         attr = os_zalloc(sizeof(*attr));
 573         if (attr == NULL)
 574                 return NULL;
 575
 576         attr->type = atoi(value);
 577
 578         pos = os_strchr(value, ':');
 579         if (pos == NULL) {
 580                 attr->val = wpabuf_alloc(1);
 581                 if (attr->val == NULL) {
 582                         os_free(attr);
 583                         return NULL;
 584                 }
 585                 wpabuf_put_u8(attr->val, 0);
 586                 return attr;
 587         }
 588
 589         pos++;
 590         if (pos[0] == '\0' || pos[1] != ':') {
 591                 os_free(attr);
 592                 return NULL;
 593         }
 594         syntax = *pos++;
 595         pos++;
 596
 597         switch (syntax) {
 598         case 's':
 599                 attr->val = wpabuf_alloc_copy(pos, os_strlen(pos));
 600                 break;
 601         case 'x':
 602                 len = os_strlen(pos);
 603                 if (len & 1)
 604                         break;
 605                 len /= 2;
 606                 attr->val = wpabuf_alloc(len);
 607                 if (attr->val == NULL)
 608                         break;
 609                 if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) {
 610                         wpabuf_free(attr->val);
 611                         os_free(attr);
 612                         return NULL;
 613                 }
 614                 break;
 615         case 'd':
 616                 attr->val = wpabuf_alloc(4);
 617                 if (attr->val)
 618                         wpabuf_put_be32(attr->val, atoi(pos));
 619                 break;
 620         default:
 621                 os_free(attr);
 622                 return NULL;
 623         }
 624
 625         if (attr->val == NULL) {
 626                 os_free(attr);
 627                 return NULL;
 628         }
 629
 630         return attr;
 631 }
 632
 633
 634 static int hostapd_parse_das_client(struct hostapd_bss_config *bss,
 635                                     const char *val)
 636 {
 637         char *secret;
 638
 639         secret = os_strchr(val, ' ');
 640         if (secret == NULL)
 641                 return -1;
 642
 643         secret++;
 644
 645         if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr))
 646                 return -1;
 647
 648         os_free(bss->radius_das_shared_secret);
 649         bss->radius_das_shared_secret = (u8 *) os_strdup(secret);
 650         if (bss->radius_das_shared_secret == NULL)
 651                 return -1;
 652         bss->radius_das_shared_secret_len = os_strlen(secret);
 653
 654         return 0;
 655 }
 656 #endif /* CONFIG_NO_RADIUS */
 657
 658
 659 static int hostapd_config_parse_key_mgmt(int line, const char *value)
 660 {
 661         int val = 0, last;
 662         char *start, *end, *buf;
 663
 664         buf = os_strdup(value);
 665         if (buf == NULL)
 666                 return -1;
 667         start = buf;
 668
 669         while (*start != '\0') {
 670                 while (*start == ' ' || *start == '\t')
 671                         start++;
 672                 if (*start == '\0')
 673                         break;
 674                 end = start;
 675                 while (*end != ' ' && *end != '\t' && *end != '\0')
 676                         end++;
 677                 last = *end == '\0';
 678                 *end = '\0';
 679                 if (os_strcmp(start, "WPA-PSK") == 0)
 680                         val |= WPA_KEY_MGMT_PSK;
 681                 else if (os_strcmp(start, "WPA-EAP") == 0)
 682                         val |= WPA_KEY_MGMT_IEEE8021X;
 683 #ifdef CONFIG_IEEE80211R
 684                 else if (os_strcmp(start, "FT-PSK") == 0)
 685                         val |= WPA_KEY_MGMT_FT_PSK;
 686                 else if (os_strcmp(start, "FT-EAP") == 0)
 687                         val |= WPA_KEY_MGMT_FT_IEEE8021X;
 688 #endif /* CONFIG_IEEE80211R */
 689 #ifdef CONFIG_IEEE80211W
 690                 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
 691                         val |= WPA_KEY_MGMT_PSK_SHA256;
 692                 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
 693                         val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
 694 #endif /* CONFIG_IEEE80211W */
 695 #ifdef CONFIG_SAE
 696                 else if (os_strcmp(start, "SAE") == 0)
 697                         val |= WPA_KEY_MGMT_SAE;
 698                 else if (os_strcmp(start, "FT-SAE") == 0)
 699                         val |= WPA_KEY_MGMT_FT_SAE;
 700 #endif /* CONFIG_SAE */
 701 #ifdef CONFIG_SUITEB
 702                 else if (os_strcmp(start, "WPA-EAP-SUITE-B") == 0)
 703                         val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B;
 704 #endif /* CONFIG_SUITEB */
 705 #ifdef CONFIG_SUITEB192
 706                 else if (os_strcmp(start, "WPA-EAP-SUITE-B-192") == 0)
 707                         val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B_192;
 708 #endif /* CONFIG_SUITEB192 */
 709                 else {
 710                         wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
 711                                    line, start);
 712                         os_free(buf);
 713                         return -1;
 714                 }
 715
 716                 if (last)
 717                         break;
 718                 start = end + 1;
 719         }
 720
 721         os_free(buf);
 722         if (val == 0) {
 723                 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
 724                            "configured.", line);
 725                 return -1;
 726         }
 727
 728         return val;
 729 }
 730
 731
 732 static int hostapd_config_parse_cipher(int line, const char *value)
 733 {
 734         int val = wpa_parse_cipher(value);
 735         if (val < 0) {
 736                 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
 737                            line, value);
 738                 return -1;
 739         }
 740         if (val == 0) {
 741                 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
 742                            line);
 743                 return -1;
 744         }
 745         return val;
 746 }
 747
 748
 749 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
 750                                    char *val)
 751 {
 752         size_t len = os_strlen(val);
 753
 754         if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
 755                 return -1;
 756
 757         if (val[0] == '"') {
 758                 if (len < 2 || val[len - 1] != '"')
 759                         return -1;
 760                 len -= 2;
 761                 wep->key[keyidx] = os_malloc(len);
 762                 if (wep->key[keyidx] == NULL)
 763                         return -1;
 764                 os_memcpy(wep->key[keyidx], val + 1, len);
 765                 wep->len[keyidx] = len;
 766         } else {
 767                 if (len & 1)
 768                         return -1;
 769                 len /= 2;
 770                 wep->key[keyidx] = os_malloc(len);
 771                 if (wep->key[keyidx] == NULL)
 772                         return -1;
 773                 wep->len[keyidx] = len;
 774                 if (hexstr2bin(val, wep->key[keyidx], len) < 0)
 775                         return -1;
 776         }
 777
 778         wep->keys_set++;
 779
 780         return 0;
 781 }
 782
 783
 784 static int hostapd_parse_chanlist(struct hostapd_config *conf, char *val)
 785 {
 786         char *pos;
 787
 788         /* for backwards compatibility, translate ' ' in conf str to ',' */
 789         pos = val;
 790         while (pos) {
 791                 pos = os_strchr(pos, ' ');
 792                 if (pos)
 793                         *pos++ = ',';
 794         }
 795         if (freq_range_list_parse(&conf->acs_ch_list, val))
 796                 return -1;
 797
 798         return 0;
 799 }
 800
 801
 802 static int hostapd_parse_intlist(int **int_list, char *val)
 803 {
 804         int *list;
 805         int count;
 806         char *pos, *end;
 807
 808         os_free(*int_list);
 809         *int_list = NULL;
 810
 811         pos = val;
 812         count = 0;
 813         while (*pos != '\0') {
 814                 if (*pos == ' ')
 815                         count++;
 816                 pos++;
 817         }
 818
 819         list = os_malloc(sizeof(int) * (count + 2));
 820         if (list == NULL)
 821                 return -1;
 822         pos = val;
 823         count = 0;
 824         while (*pos != '\0') {
 825                 end = os_strchr(pos, ' ');
 826                 if (end)
 827                         *end = '\0';
 828
 829                 list[count++] = atoi(pos);
 830                 if (!end)
 831                         break;
 832                 pos = end + 1;
 833         }
 834         list[count] = -1;
 835
 836         *int_list = list;
 837         return 0;
 838 }
 839
 840
 841 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
 842 {
 843         struct hostapd_bss_config **all, *bss;
 844
 845         if (*ifname == '\0')
 846                 return -1;
 847
 848         all = os_realloc_array(conf->bss, conf->num_bss + 1,
 849                                sizeof(struct hostapd_bss_config *));
 850         if (all == NULL) {
 851                 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
 852                            "multi-BSS entry");
 853                 return -1;
 854         }
 855         conf->bss = all;
 856
 857         bss = os_zalloc(sizeof(*bss));
 858         if (bss == NULL)
 859                 return -1;
 860         bss->radius = os_zalloc(sizeof(*bss->radius));
 861         if (bss->radius == NULL) {
 862                 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
 863                            "multi-BSS RADIUS data");
 864                 os_free(bss);
 865                 return -1;
 866         }
 867
 868         conf->bss[conf->num_bss++] = bss;
 869         conf->last_bss = bss;
 870
 871         hostapd_config_defaults_bss(bss);
 872         os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
 873         os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
 874
 875         return 0;
 876 }
 877
 878
 879 /* convert floats with one decimal place to value*10 int, i.e.,
 880  * "1.5" will return 15 */
 881 static int hostapd_config_read_int10(const char *value)
 882 {
 883         int i, d;
 884         char *pos;
 885
 886         i = atoi(value);
 887         pos = os_strchr(value, '.');
 888         d = 0;
 889         if (pos) {
 890                 pos++;
 891                 if (*pos >= '0' && *pos <= '9')
 892                         d = *pos - '0';
 893         }
 894
 895         return i * 10 + d;
 896 }
 897
 898
 899 static int valid_cw(int cw)
 900 {
 901         return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
 902                 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023);
 903 }
 904
 905
 906 enum {
 907         IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
 908         IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
 909         IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
 910         IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */
 911 };
 912
 913 static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name,
 914                                    char *val)
 915 {
 916         int num;
 917         char *pos;
 918         struct hostapd_tx_queue_params *queue;
 919
 920         /* skip 'tx_queue_' prefix */
 921         pos = name + 9;
 922         if (os_strncmp(pos, "data", 4) == 0 &&
 923             pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
 924                 num = pos[4] - '0';
 925                 pos += 6;
 926         } else if (os_strncmp(pos, "after_beacon_", 13) == 0 ||
 927                    os_strncmp(pos, "beacon_", 7) == 0) {
 928                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 929                 return 0;
 930         } else {
 931                 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
 932                 return -1;
 933         }
 934
 935         if (num >= NUM_TX_QUEUES) {
 936                 /* for backwards compatibility, do not trigger failure */
 937                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 938                 return 0;
 939         }
 940
 941         queue = &conf->tx_queue[num];
 942
 943         if (os_strcmp(pos, "aifs") == 0) {
 944                 queue->aifs = atoi(val);
 945                 if (queue->aifs < 0 || queue->aifs > 255) {
 946                         wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
 947                                    queue->aifs);
 948                         return -1;
 949                 }
 950         } else if (os_strcmp(pos, "cwmin") == 0) {
 951                 queue->cwmin = atoi(val);
 952                 if (!valid_cw(queue->cwmin)) {
 953                         wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
 954                                    queue->cwmin);
 955                         return -1;
 956                 }
 957         } else if (os_strcmp(pos, "cwmax") == 0) {
 958                 queue->cwmax = atoi(val);
 959                 if (!valid_cw(queue->cwmax)) {
 960                         wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
 961                                    queue->cwmax);
 962                         return -1;
 963                 }
 964         } else if (os_strcmp(pos, "burst") == 0) {
 965                 queue->burst = hostapd_config_read_int10(val);
 966         } else {
 967                 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
 968                 return -1;
 969         }
 970
 971         return 0;
 972 }
 973
 974
 975 #ifdef CONFIG_IEEE80211R
 976 static int add_r0kh(struct hostapd_bss_config *bss, char *value)
 977 {
 978         struct ft_remote_r0kh *r0kh;
 979         char *pos, *next;
 980
 981         r0kh = os_zalloc(sizeof(*r0kh));
 982         if (r0kh == NULL)
 983                 return -1;
 984
 985         /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
 986         pos = value;
 987         next = os_strchr(pos, ' ');
 988         if (next)
 989                 *next++ = '\0';
 990         if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
 991                 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
 992                 os_free(r0kh);
 993                 return -1;
 994         }
 995
 996         pos = next;
 997         next = os_strchr(pos, ' ');
 998         if (next)
 999                 *next++ = '\0';
1000         if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
1001                 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
1002                 os_free(r0kh);
1003                 return -1;
1004         }
1005         r0kh->id_len = next - pos - 1;
1006         os_memcpy(r0kh->id, pos, r0kh->id_len);
1007
1008         pos = next;
1009         if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
1010                 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
1011                 os_free(r0kh);
1012                 return -1;
1013         }
1014
1015         r0kh->next = bss->r0kh_list;
1016         bss->r0kh_list = r0kh;
1017
1018         return 0;
1019 }
1020
1021
1022 static int add_r1kh(struct hostapd_bss_config *bss, char *value)
1023 {
1024         struct ft_remote_r1kh *r1kh;
1025         char *pos, *next;
1026
1027         r1kh = os_zalloc(sizeof(*r1kh));
1028         if (r1kh == NULL)
1029                 return -1;
1030
1031         /* 02:01:02:03:04:05 02:01:02:03:04:05
1032          * 000102030405060708090a0b0c0d0e0f */
1033         pos = value;
1034         next = os_strchr(pos, ' ');
1035         if (next)
1036                 *next++ = '\0';
1037         if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
1038                 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
1039                 os_free(r1kh);
1040                 return -1;
1041         }
1042
1043         pos = next;
1044         next = os_strchr(pos, ' ');
1045         if (next)
1046                 *next++ = '\0';
1047         if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
1048                 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
1049                 os_free(r1kh);
1050                 return -1;
1051         }
1052
1053         pos = next;
1054         if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
1055                 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
1056                 os_free(r1kh);
1057                 return -1;
1058         }
1059
1060         r1kh->next = bss->r1kh_list;
1061         bss->r1kh_list = r1kh;
1062
1063         return 0;
1064 }
1065 #endif /* CONFIG_IEEE80211R */
1066
1067
1068 #ifdef CONFIG_IEEE80211N
1069 static int hostapd_config_ht_capab(struct hostapd_config *conf,
1070                                    const char *capab)
1071 {
1072         if (os_strstr(capab, "[LDPC]"))
1073                 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
1074         if (os_strstr(capab, "[HT40-]")) {
1075                 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1076                 conf->secondary_channel = -1;
1077         }
1078         if (os_strstr(capab, "[HT40+]")) {
1079                 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1080                 conf->secondary_channel = 1;
1081         }
1082         if (os_strstr(capab, "[SMPS-STATIC]")) {
1083                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1084                 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1085         }
1086         if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1087                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1088                 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1089         }
1090         if (os_strstr(capab, "[GF]"))
1091                 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1092         if (os_strstr(capab, "[SHORT-GI-20]"))
1093                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1094         if (os_strstr(capab, "[SHORT-GI-40]"))
1095                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1096         if (os_strstr(capab, "[TX-STBC]"))
1097                 conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1098         if (os_strstr(capab, "[RX-STBC1]")) {
1099                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1100                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1101         }
1102         if (os_strstr(capab, "[RX-STBC12]")) {
1103                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1104                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1105         }
1106         if (os_strstr(capab, "[RX-STBC123]")) {
1107                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1108                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1109         }
1110         if (os_strstr(capab, "[DELAYED-BA]"))
1111                 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1112         if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1113                 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1114         if (os_strstr(capab, "[DSSS_CCK-40]"))
1115                 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1116         if (os_strstr(capab, "[40-INTOLERANT]"))
1117                 conf->ht_capab |= HT_CAP_INFO_40MHZ_INTOLERANT;
1118         if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1119                 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1120
1121         return 0;
1122 }
1123 #endif /* CONFIG_IEEE80211N */
1124
1125
1126 #ifdef CONFIG_IEEE80211AC
1127 static int hostapd_config_vht_capab(struct hostapd_config *conf,
1128                                     const char *capab)
1129 {
1130         if (os_strstr(capab, "[MAX-MPDU-7991]"))
1131                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991;
1132         if (os_strstr(capab, "[MAX-MPDU-11454]"))
1133                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454;
1134         if (os_strstr(capab, "[VHT160]"))
1135                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
1136         if (os_strstr(capab, "[VHT160-80PLUS80]"))
1137                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
1138         if (os_strstr(capab, "[RXLDPC]"))
1139                 conf->vht_capab |= VHT_CAP_RXLDPC;
1140         if (os_strstr(capab, "[SHORT-GI-80]"))
1141                 conf->vht_capab |= VHT_CAP_SHORT_GI_80;
1142         if (os_strstr(capab, "[SHORT-GI-160]"))
1143                 conf->vht_capab |= VHT_CAP_SHORT_GI_160;
1144         if (os_strstr(capab, "[TX-STBC-2BY1]"))
1145                 conf->vht_capab |= VHT_CAP_TXSTBC;
1146         if (os_strstr(capab, "[RX-STBC-1]"))
1147                 conf->vht_capab |= VHT_CAP_RXSTBC_1;
1148         if (os_strstr(capab, "[RX-STBC-12]"))
1149                 conf->vht_capab |= VHT_CAP_RXSTBC_2;
1150         if (os_strstr(capab, "[RX-STBC-123]"))
1151                 conf->vht_capab |= VHT_CAP_RXSTBC_3;
1152         if (os_strstr(capab, "[RX-STBC-1234]"))
1153                 conf->vht_capab |= VHT_CAP_RXSTBC_4;
1154         if (os_strstr(capab, "[SU-BEAMFORMER]"))
1155                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMER_CAPABLE;
1156         if (os_strstr(capab, "[SU-BEAMFORMEE]"))
1157                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMEE_CAPABLE;
1158         if (os_strstr(capab, "[BF-ANTENNA-2]") &&
1159             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1160                 conf->vht_capab |= (1 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1161         if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") &&
1162             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1163                 conf->vht_capab |= (1 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1164         if (os_strstr(capab, "[MU-BEAMFORMER]"))
1165                 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE;
1166         if (os_strstr(capab, "[MU-BEAMFORMEE]"))
1167                 conf->vht_capab |= VHT_CAP_MU_BEAMFORMEE_CAPABLE;
1168         if (os_strstr(capab, "[VHT-TXOP-PS]"))
1169                 conf->vht_capab |= VHT_CAP_VHT_TXOP_PS;
1170         if (os_strstr(capab, "[HTC-VHT]"))
1171                 conf->vht_capab |= VHT_CAP_HTC_VHT;
1172         if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP7]"))
1173                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX;
1174         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP6]"))
1175                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_6;
1176         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP5]"))
1177                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_5;
1178         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP4]"))
1179                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_4;
1180         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP3]"))
1181                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_3;
1182         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP2]"))
1183                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_2;
1184         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP1]"))
1185                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_1;
1186         if (os_strstr(capab, "[VHT-LINK-ADAPT2]") &&
1187             (conf->vht_capab & VHT_CAP_HTC_VHT))
1188                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB;
1189         if (os_strstr(capab, "[VHT-LINK-ADAPT3]") &&
1190             (conf->vht_capab & VHT_CAP_HTC_VHT))
1191                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB;
1192         if (os_strstr(capab, "[RX-ANTENNA-PATTERN]"))
1193                 conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN;
1194         if (os_strstr(capab, "[TX-ANTENNA-PATTERN]"))
1195                 conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN;
1196         return 0;
1197 }
1198 #endif /* CONFIG_IEEE80211AC */
1199
1200
1201 #ifdef CONFIG_INTERWORKING
1202 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos,
1203                                     int line)
1204 {
1205         size_t len = os_strlen(pos);
1206         u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
1207
1208         struct hostapd_roaming_consortium *rc;
1209
1210         if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN ||
1211             hexstr2bin(pos, oi, len / 2)) {
1212                 wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium "
1213                            "'%s'", line, pos);
1214                 return -1;
1215         }
1216         len /= 2;
1217
1218         rc = os_realloc_array(bss->roaming_consortium,
1219                               bss->roaming_consortium_count + 1,
1220                               sizeof(struct hostapd_roaming_consortium));
1221         if (rc == NULL)
1222                 return -1;
1223
1224         os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len);
1225         rc[bss->roaming_consortium_count].len = len;
1226
1227         bss->roaming_consortium = rc;
1228         bss->roaming_consortium_count++;
1229
1230         return 0;
1231 }
1232
1233
1234 static int parse_lang_string(struct hostapd_lang_string **array,
1235                              unsigned int *count, char *pos)
1236 {
1237         char *sep, *str = NULL;
1238         size_t clen, nlen, slen;
1239         struct hostapd_lang_string *ls;
1240         int ret = -1;
1241
1242         if (*pos == '"' || (*pos == 'P' && pos[1] == '"')) {
1243                 str = wpa_config_parse_string(pos, &slen);
1244                 if (!str)
1245                         return -1;
1246                 pos = str;
1247         }
1248
1249         sep = os_strchr(pos, ':');
1250         if (sep == NULL)
1251                 goto fail;
1252         *sep++ = '\0';
1253
1254         clen = os_strlen(pos);
1255         if (clen < 2 || clen > sizeof(ls->lang))
1256                 goto fail;
1257         nlen = os_strlen(sep);
1258         if (nlen > 252)
1259                 goto fail;
1260
1261         ls = os_realloc_array(*array, *count + 1,
1262                               sizeof(struct hostapd_lang_string));
1263         if (ls == NULL)
1264                 goto fail;
1265
1266         *array = ls;
1267         ls = &(*array)[*count];
1268         (*count)++;
1269
1270         os_memset(ls->lang, 0, sizeof(ls->lang));
1271         os_memcpy(ls->lang, pos, clen);
1272         ls->name_len = nlen;
1273         os_memcpy(ls->name, sep, nlen);
1274
1275         ret = 0;
1276 fail:
1277         os_free(str);
1278         return ret;
1279 }
1280
1281
1282 static int parse_venue_name(struct hostapd_bss_config *bss, char *pos,
1283                             int line)
1284 {
1285         if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) {
1286                 wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'",
1287                            line, pos);
1288                 return -1;
1289         }
1290         return 0;
1291 }
1292
1293
1294 static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf,
1295                                int line)
1296 {
1297         size_t count;
1298         char *pos;
1299         u8 *info = NULL, *ipos;
1300
1301         /* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */
1302
1303         count = 1;
1304         for (pos = buf; *pos; pos++) {
1305                 if ((*pos < '0' || *pos > '9') && *pos != ';' && *pos != ',')
1306                         goto fail;
1307                 if (*pos == ';')
1308                         count++;
1309         }
1310         if (1 + count * 3 > 0x7f)
1311                 goto fail;
1312
1313         info = os_zalloc(2 + 3 + count * 3);
1314         if (info == NULL)
1315                 return -1;
1316
1317         ipos = info;
1318         *ipos++ = 0; /* GUD - Version 1 */
1319         *ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */
1320         *ipos++ = 0; /* PLMN List IEI */
1321         /* ext(b8) | Length of PLMN List value contents(b7..1) */
1322         *ipos++ = 1 + count * 3;
1323         *ipos++ = count; /* Number of PLMNs */
1324
1325         pos = buf;
1326         while (pos && *pos) {
1327                 char *mcc, *mnc;
1328                 size_t mnc_len;
1329
1330                 mcc = pos;
1331                 mnc = os_strchr(pos, ',');
1332                 if (mnc == NULL)
1333                         goto fail;
1334                 *mnc++ = '\0';
1335                 pos = os_strchr(mnc, ';');
1336                 if (pos)
1337                         *pos++ = '\0';
1338
1339                 mnc_len = os_strlen(mnc);
1340                 if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3))
1341                         goto fail;
1342
1343                 /* BC coded MCC,MNC */
1344                 /* MCC digit 2 | MCC digit 1 */
1345                 *ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0');
1346                 /* MNC digit 3 | MCC digit 3 */
1347                 *ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) |
1348                         (mcc[2] - '0');
1349                 /* MNC digit 2 | MNC digit 1 */
1350                 *ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0');
1351         }
1352
1353         os_free(bss->anqp_3gpp_cell_net);
1354         bss->anqp_3gpp_cell_net = info;
1355         bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count;
1356         wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information",
1357                     bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len);
1358
1359         return 0;
1360
1361 fail:
1362         wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s",
1363                    line, buf);
1364         os_free(info);
1365         return -1;
1366 }
1367
1368
1369 static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line)
1370 {
1371         struct hostapd_nai_realm_data *realm;
1372         size_t i, j, len;
1373         int *offsets;
1374         char *pos, *end, *rpos;
1375
1376         offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS,
1377                             sizeof(int));
1378         if (offsets == NULL)
1379                 return -1;
1380
1381         for (i = 0; i < bss->nai_realm_count; i++) {
1382                 realm = &bss->nai_realm_data[i];
1383                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1384                         offsets[i * MAX_NAI_REALMS + j] =
1385                                 realm->realm[j] ?
1386                                 realm->realm[j] - realm->realm_buf : -1;
1387                 }
1388         }
1389
1390         realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1,
1391                                  sizeof(struct hostapd_nai_realm_data));
1392         if (realm == NULL) {
1393                 os_free(offsets);
1394                 return -1;
1395         }
1396         bss->nai_realm_data = realm;
1397
1398         /* patch the pointers after realloc */
1399         for (i = 0; i < bss->nai_realm_count; i++) {
1400                 realm = &bss->nai_realm_data[i];
1401                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1402                         int offs = offsets[i * MAX_NAI_REALMS + j];
1403                         if (offs >= 0)
1404                                 realm->realm[j] = realm->realm_buf + offs;
1405                         else
1406                                 realm->realm[j] = NULL;
1407                 }
1408         }
1409         os_free(offsets);
1410
1411         realm = &bss->nai_realm_data[bss->nai_realm_count];
1412         os_memset(realm, 0, sizeof(*realm));
1413
1414         pos = buf;
1415         realm->encoding = atoi(pos);
1416         pos = os_strchr(pos, ',');
1417         if (pos == NULL)
1418                 goto fail;
1419         pos++;
1420
1421         end = os_strchr(pos, ',');
1422         if (end) {
1423                 len = end - pos;
1424                 *end = '\0';
1425         } else {
1426                 len = os_strlen(pos);
1427         }
1428
1429         if (len > MAX_NAI_REALMLEN) {
1430                 wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d "
1431                            "characters)", (int) len, MAX_NAI_REALMLEN);
1432                 goto fail;
1433         }
1434         os_memcpy(realm->realm_buf, pos, len);
1435
1436         if (end)
1437                 pos = end + 1;
1438         else
1439                 pos = NULL;
1440
1441         while (pos && *pos) {
1442                 struct hostapd_nai_realm_eap *eap;
1443
1444                 if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) {
1445                         wpa_printf(MSG_ERROR, "Too many EAP methods");
1446                         goto fail;
1447                 }
1448
1449                 eap = &realm->eap_method[realm->eap_method_count];
1450                 realm->eap_method_count++;
1451
1452                 end = os_strchr(pos, ',');
1453                 if (end == NULL)
1454                         end = pos + os_strlen(pos);
1455
1456                 eap->eap_method = atoi(pos);
1457                 for (;;) {
1458                         pos = os_strchr(pos, '[');
1459                         if (pos == NULL || pos > end)
1460                                 break;
1461                         pos++;
1462                         if (eap->num_auths >= MAX_NAI_AUTH_TYPES) {
1463                                 wpa_printf(MSG_ERROR, "Too many auth params");
1464                                 goto fail;
1465                         }
1466                         eap->auth_id[eap->num_auths] = atoi(pos);
1467                         pos = os_strchr(pos, ':');
1468                         if (pos == NULL || pos > end)
1469                                 goto fail;
1470                         pos++;
1471                         eap->auth_val[eap->num_auths] = atoi(pos);
1472                         pos = os_strchr(pos, ']');
1473                         if (pos == NULL || pos > end)
1474                                 goto fail;
1475                         pos++;
1476                         eap->num_auths++;
1477                 }
1478
1479                 if (*end != ',')
1480                         break;
1481
1482                 pos = end + 1;
1483         }
1484
1485         /* Split realm list into null terminated realms */
1486         rpos = realm->realm_buf;
1487         i = 0;
1488         while (*rpos) {
1489                 if (i >= MAX_NAI_REALMS) {
1490                         wpa_printf(MSG_ERROR, "Too many realms");
1491                         goto fail;
1492                 }
1493                 realm->realm[i++] = rpos;
1494                 rpos = os_strchr(rpos, ';');
1495                 if (rpos == NULL)
1496                         break;
1497                 *rpos++ = '\0';
1498         }
1499
1500         bss->nai_realm_count++;
1501
1502         return 0;
1503
1504 fail:
1505         wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf);
1506         return -1;
1507 }
1508
1509
1510 static int parse_qos_map_set(struct hostapd_bss_config *bss,
1511                              char *buf, int line)
1512 {
1513         u8 qos_map_set[16 + 2 * 21], count = 0;
1514         char *pos = buf;
1515         int val;
1516
1517         for (;;) {
1518                 if (count == sizeof(qos_map_set)) {
1519                         wpa_printf(MSG_ERROR, "Line %d: Too many qos_map_set "
1520                                    "parameters '%s'", line, buf);
1521                         return -1;
1522                 }
1523
1524                 val = atoi(pos);
1525                 if (val > 255 || val < 0) {
1526                         wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set "
1527                                    "'%s'", line, buf);
1528                         return -1;
1529                 }
1530
1531                 qos_map_set[count++] = val;
1532                 pos = os_strchr(pos, ',');
1533                 if (!pos)
1534                         break;
1535                 pos++;
1536         }
1537
1538         if (count < 16 || count & 1) {
1539                 wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set '%s'",
1540                            line, buf);
1541                 return -1;
1542         }
1543
1544         os_memcpy(bss->qos_map_set, qos_map_set, count);
1545         bss->qos_map_set_len = count;
1546
1547         return 0;
1548 }
1549
1550 #endif /* CONFIG_INTERWORKING */
1551
1552
1553 #ifdef CONFIG_HS20
1554 static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf,
1555                                  int line)
1556 {
1557         u8 *conn_cap;
1558         char *pos;
1559
1560         if (bss->hs20_connection_capability_len >= 0xfff0)
1561                 return -1;
1562
1563         conn_cap = os_realloc(bss->hs20_connection_capability,
1564                               bss->hs20_connection_capability_len + 4);
1565         if (conn_cap == NULL)
1566                 return -1;
1567
1568         bss->hs20_connection_capability = conn_cap;
1569         conn_cap += bss->hs20_connection_capability_len;
1570         pos = buf;
1571         conn_cap[0] = atoi(pos);
1572         pos = os_strchr(pos, ':');
1573         if (pos == NULL)
1574                 return -1;
1575         pos++;
1576         WPA_PUT_LE16(conn_cap + 1, atoi(pos));
1577         pos = os_strchr(pos, ':');
1578         if (pos == NULL)
1579                 return -1;
1580         pos++;
1581         conn_cap[3] = atoi(pos);
1582         bss->hs20_connection_capability_len += 4;
1583
1584         return 0;
1585 }
1586
1587
1588 static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf,
1589                                   int line)
1590 {
1591         u8 *wan_metrics;
1592         char *pos;
1593
1594         /* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */
1595
1596         wan_metrics = os_zalloc(13);
1597         if (wan_metrics == NULL)
1598                 return -1;
1599
1600         pos = buf;
1601         /* WAN Info */
1602         if (hexstr2bin(pos, wan_metrics, 1) < 0)
1603                 goto fail;
1604         pos += 2;
1605         if (*pos != ':')
1606                 goto fail;
1607         pos++;
1608
1609         /* Downlink Speed */
1610         WPA_PUT_LE32(wan_metrics + 1, atoi(pos));
1611         pos = os_strchr(pos, ':');
1612         if (pos == NULL)
1613                 goto fail;
1614         pos++;
1615
1616         /* Uplink Speed */
1617         WPA_PUT_LE32(wan_metrics + 5, atoi(pos));
1618         pos = os_strchr(pos, ':');
1619         if (pos == NULL)
1620                 goto fail;
1621         pos++;
1622
1623         /* Downlink Load */
1624         wan_metrics[9] = atoi(pos);
1625         pos = os_strchr(pos, ':');
1626         if (pos == NULL)
1627                 goto fail;
1628         pos++;
1629
1630         /* Uplink Load */
1631         wan_metrics[10] = atoi(pos);
1632         pos = os_strchr(pos, ':');
1633         if (pos == NULL)
1634                 goto fail;
1635         pos++;
1636
1637         /* LMD */
1638         WPA_PUT_LE16(wan_metrics + 11, atoi(pos));
1639
1640         os_free(bss->hs20_wan_metrics);
1641         bss->hs20_wan_metrics = wan_metrics;
1642
1643         return 0;
1644
1645 fail:
1646         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'",
1647                    line, buf);
1648         os_free(wan_metrics);
1649         return -1;
1650 }
1651
1652
1653 static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
1654                                          char *pos, int line)
1655 {
1656         if (parse_lang_string(&bss->hs20_oper_friendly_name,
1657                               &bss->hs20_oper_friendly_name_count, pos)) {
1658                 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1659                            "hs20_oper_friendly_name '%s'", line, pos);
1660                 return -1;
1661         }
1662         return 0;
1663 }
1664
1665
1666 static int hs20_parse_icon(struct hostapd_bss_config *bss, char *pos)
1667 {
1668         struct hs20_icon *icon;
1669         char *end;
1670
1671         icon = os_realloc_array(bss->hs20_icons, bss->hs20_icons_count + 1,
1672                                 sizeof(struct hs20_icon));
1673         if (icon == NULL)
1674                 return -1;
1675         bss->hs20_icons = icon;
1676         icon = &bss->hs20_icons[bss->hs20_icons_count];
1677         os_memset(icon, 0, sizeof(*icon));
1678
1679         icon->width = atoi(pos);
1680         pos = os_strchr(pos, ':');
1681         if (pos == NULL)
1682                 return -1;
1683         pos++;
1684
1685         icon->height = atoi(pos);
1686         pos = os_strchr(pos, ':');
1687         if (pos == NULL)
1688                 return -1;
1689         pos++;
1690
1691         end = os_strchr(pos, ':');
1692         if (end == NULL || end - pos > 3)
1693                 return -1;
1694         os_memcpy(icon->language, pos, end - pos);
1695         pos = end + 1;
1696
1697         end = os_strchr(pos, ':');
1698         if (end == NULL || end - pos > 255)
1699                 return -1;
1700         os_memcpy(icon->type, pos, end - pos);
1701         pos = end + 1;
1702
1703         end = os_strchr(pos, ':');
1704         if (end == NULL || end - pos > 255)
1705                 return -1;
1706         os_memcpy(icon->name, pos, end - pos);
1707         pos = end + 1;
1708
1709         if (os_strlen(pos) > 255)
1710                 return -1;
1711         os_memcpy(icon->file, pos, os_strlen(pos));
1712
1713         bss->hs20_icons_count++;
1714
1715         return 0;
1716 }
1717
1718
1719 static int hs20_parse_osu_ssid(struct hostapd_bss_config *bss,
1720                                char *pos, int line)
1721 {
1722         size_t slen;
1723         char *str;
1724
1725         str = wpa_config_parse_string(pos, &slen);
1726         if (str == NULL || slen < 1 || slen > HOSTAPD_MAX_SSID_LEN) {
1727                 wpa_printf(MSG_ERROR, "Line %d: Invalid SSID '%s'", line, pos);
1728                 os_free(str);
1729                 return -1;
1730         }
1731
1732         os_memcpy(bss->osu_ssid, str, slen);
1733         bss->osu_ssid_len = slen;
1734         os_free(str);
1735
1736         return 0;
1737 }
1738
1739
1740 static int hs20_parse_osu_server_uri(struct hostapd_bss_config *bss,
1741                                      char *pos, int line)
1742 {
1743         struct hs20_osu_provider *p;
1744
1745         p = os_realloc_array(bss->hs20_osu_providers,
1746                              bss->hs20_osu_providers_count + 1, sizeof(*p));
1747         if (p == NULL)
1748                 return -1;
1749
1750         bss->hs20_osu_providers = p;
1751         bss->last_osu = &bss->hs20_osu_providers[bss->hs20_osu_providers_count];
1752         bss->hs20_osu_providers_count++;
1753         os_memset(bss->last_osu, 0, sizeof(*p));
1754         bss->last_osu->server_uri = os_strdup(pos);
1755
1756         return 0;
1757 }
1758
1759
1760 static int hs20_parse_osu_friendly_name(struct hostapd_bss_config *bss,
1761                                         char *pos, int line)
1762 {
1763         if (bss->last_osu == NULL) {
1764                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1765                 return -1;
1766         }
1767
1768         if (parse_lang_string(&bss->last_osu->friendly_name,
1769                               &bss->last_osu->friendly_name_count, pos)) {
1770                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_friendly_name '%s'",
1771                            line, pos);
1772                 return -1;
1773         }
1774
1775         return 0;
1776 }
1777
1778
1779 static int hs20_parse_osu_nai(struct hostapd_bss_config *bss,
1780                               char *pos, int line)
1781 {
1782         if (bss->last_osu == NULL) {
1783                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1784                 return -1;
1785         }
1786
1787         os_free(bss->last_osu->osu_nai);
1788         bss->last_osu->osu_nai = os_strdup(pos);
1789         if (bss->last_osu->osu_nai == NULL)
1790                 return -1;
1791
1792         return 0;
1793 }
1794
1795
1796 static int hs20_parse_osu_method_list(struct hostapd_bss_config *bss, char *pos,
1797                                       int line)
1798 {
1799         if (bss->last_osu == NULL) {
1800                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1801                 return -1;
1802         }
1803
1804         if (hostapd_parse_intlist(&bss->last_osu->method_list, pos)) {
1805                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_method_list", line);
1806                 return -1;
1807         }
1808
1809         return 0;
1810 }
1811
1812
1813 static int hs20_parse_osu_icon(struct hostapd_bss_config *bss, char *pos,
1814                                int line)
1815 {
1816         char **n;
1817         struct hs20_osu_provider *p = bss->last_osu;
1818
1819         if (p == NULL) {
1820                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1821                 return -1;
1822         }
1823
1824         n = os_realloc_array(p->icons, p->icons_count + 1, sizeof(char *));
1825         if (n == NULL)
1826                 return -1;
1827         p->icons = n;
1828         p->icons[p->icons_count] = os_strdup(pos);
1829         if (p->icons[p->icons_count] == NULL)
1830                 return -1;
1831         p->icons_count++;
1832
1833         return 0;
1834 }
1835
1836
1837 static int hs20_parse_osu_service_desc(struct hostapd_bss_config *bss,
1838                                        char *pos, int line)
1839 {
1840         if (bss->last_osu == NULL) {
1841                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1842                 return -1;
1843         }
1844
1845         if (parse_lang_string(&bss->last_osu->service_desc,
1846                               &bss->last_osu->service_desc_count, pos)) {
1847                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_service_desc '%s'",
1848                            line, pos);
1849                 return -1;
1850         }
1851
1852         return 0;
1853 }
1854
1855 #endif /* CONFIG_HS20 */
1856
1857
1858 #ifdef CONFIG_WPS_NFC
1859 static struct wpabuf * hostapd_parse_bin(const char *buf)
1860 {
1861         size_t len;
1862         struct wpabuf *ret;
1863
1864         len = os_strlen(buf);
1865         if (len & 0x01)
1866                 return NULL;
1867         len /= 2;
1868
1869         ret = wpabuf_alloc(len);
1870         if (ret == NULL)
1871                 return NULL;
1872
1873         if (hexstr2bin(buf, wpabuf_put(ret, len), len)) {
1874                 wpabuf_free(ret);
1875                 return NULL;
1876         }
1877
1878         return ret;
1879 }
1880 #endif /* CONFIG_WPS_NFC */
1881
1882
1883 #ifdef CONFIG_ACS
1884 static int hostapd_config_parse_acs_chan_bias(struct hostapd_config *conf,
1885                                               char *pos)
1886 {
1887         struct acs_bias *bias = NULL, *tmp;
1888         unsigned int num = 0;
1889         char *end;
1890
1891         while (*pos) {
1892                 tmp = os_realloc_array(bias, num + 1, sizeof(*bias));
1893                 if (!tmp)
1894                         goto fail;
1895                 bias = tmp;
1896
1897                 bias[num].channel = atoi(pos);
1898                 if (bias[num].channel <= 0)
1899                         goto fail;
1900                 pos = os_strchr(pos, ':');
1901                 if (!pos)
1902                         goto fail;
1903                 pos++;
1904                 bias[num].bias = strtod(pos, &end);
1905                 if (end == pos || bias[num].bias < 0.0)
1906                         goto fail;
1907                 pos = end;
1908                 if (*pos != ' ' && *pos != '\0')
1909                         goto fail;
1910                 num++;
1911         }
1912
1913         os_free(conf->acs_chan_bias);
1914         conf->acs_chan_bias = bias;
1915         conf->num_acs_chan_bias = num;
1916
1917         return 0;
1918 fail:
1919         os_free(bias);
1920         return -1;
1921 }
1922 #endif /* CONFIG_ACS */
1923
1924
1925 static int hostapd_config_fill(struct hostapd_config *conf,
1926                                struct hostapd_bss_config *bss,
1927                                char *buf, char *pos, int line)
1928 {
1929         if (os_strcmp(buf, "interface") == 0) {
1930                 os_strlcpy(conf->bss[0]->iface, pos,
1931                            sizeof(conf->bss[0]->iface));
1932         } else if (os_strcmp(buf, "bridge") == 0) {
1933                 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1934         } else if (os_strcmp(buf, "vlan_bridge") == 0) {
1935                 os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge));
1936         } else if (os_strcmp(buf, "wds_bridge") == 0) {
1937                 os_strlcpy(bss->wds_bridge, pos, sizeof(bss->wds_bridge));
1938         } else if (os_strcmp(buf, "driver") == 0) {
1939                 int j;
1940                 /* clear to get error below if setting is invalid */
1941                 conf->driver = NULL;
1942                 for (j = 0; wpa_drivers[j]; j++) {
1943                         if (os_strcmp(pos, wpa_drivers[j]->name) == 0) {
1944                                 conf->driver = wpa_drivers[j];
1945                                 break;
1946                         }
1947                 }
1948                 if (conf->driver == NULL) {
1949                         wpa_printf(MSG_ERROR,
1950                                    "Line %d: invalid/unknown driver '%s'",
1951                                    line, pos);
1952                         return 1;
1953                 }
1954         } else if (os_strcmp(buf, "driver_params") == 0) {
1955                 os_free(conf->driver_params);
1956                 conf->driver_params = os_strdup(pos);
1957         } else if (os_strcmp(buf, "debug") == 0) {
1958                 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' configuration variable is not used anymore",
1959                            line);
1960         } else if (os_strcmp(buf, "logger_syslog_level") == 0) {
1961                 bss->logger_syslog_level = atoi(pos);
1962         } else if (os_strcmp(buf, "logger_stdout_level") == 0) {
1963                 bss->logger_stdout_level = atoi(pos);
1964         } else if (os_strcmp(buf, "logger_syslog") == 0) {
1965                 bss->logger_syslog = atoi(pos);
1966         } else if (os_strcmp(buf, "logger_stdout") == 0) {
1967                 bss->logger_stdout = atoi(pos);
1968         } else if (os_strcmp(buf, "dump_file") == 0) {
1969                 wpa_printf(MSG_INFO, "Line %d: DEPRECATED: 'dump_file' configuration variable is not used anymore",
1970                            line);
1971         } else if (os_strcmp(buf, "ssid") == 0) {
1972                 bss->ssid.ssid_len = os_strlen(pos);
1973                 if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN ||
1974                     bss->ssid.ssid_len < 1) {
1975                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
1976                                    line, pos);
1977                         return 1;
1978                 }
1979                 os_memcpy(bss->ssid.ssid, pos, bss->ssid.ssid_len);
1980                 bss->ssid.ssid_set = 1;
1981         } else if (os_strcmp(buf, "ssid2") == 0) {
1982                 size_t slen;
1983                 char *str = wpa_config_parse_string(pos, &slen);
1984                 if (str == NULL || slen < 1 || slen > HOSTAPD_MAX_SSID_LEN) {
1985                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
1986                                    line, pos);
1987                         os_free(str);
1988                         return 1;
1989                 }
1990                 os_memcpy(bss->ssid.ssid, str, slen);
1991                 bss->ssid.ssid_len = slen;
1992                 bss->ssid.ssid_set = 1;
1993                 os_free(str);
1994         } else if (os_strcmp(buf, "utf8_ssid") == 0) {
1995                 bss->ssid.utf8_ssid = atoi(pos) > 0;
1996         } else if (os_strcmp(buf, "macaddr_acl") == 0) {
1997                 bss->macaddr_acl = atoi(pos);
1998                 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
1999                     bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
2000                     bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
2001                         wpa_printf(MSG_ERROR, "Line %d: unknown macaddr_acl %d",
2002                                    line, bss->macaddr_acl);
2003                 }
2004         } else if (os_strcmp(buf, "accept_mac_file") == 0) {
2005                 if (hostapd_config_read_maclist(pos, &bss->accept_mac,
2006                                                 &bss->num_accept_mac)) {
2007                         wpa_printf(MSG_ERROR, "Line %d: Failed to read accept_mac_file '%s'",
2008                                    line, pos);
2009                         return 1;
2010                 }
2011         } else if (os_strcmp(buf, "deny_mac_file") == 0) {
2012                 if (hostapd_config_read_maclist(pos, &bss->deny_mac,
2013                                                 &bss->num_deny_mac)) {
2014                         wpa_printf(MSG_ERROR, "Line %d: Failed to read deny_mac_file '%s'",
2015                                    line, pos);
2016                         return 1;
2017                 }
2018         } else if (os_strcmp(buf, "wds_sta") == 0) {
2019                 bss->wds_sta = atoi(pos);
2020         } else if (os_strcmp(buf, "start_disabled") == 0) {
2021                 bss->start_disabled = atoi(pos);
2022         } else if (os_strcmp(buf, "ap_isolate") == 0) {
2023                 bss->isolate = atoi(pos);
2024         } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
2025                 bss->ap_max_inactivity = atoi(pos);
2026         } else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
2027                 bss->skip_inactivity_poll = atoi(pos);
2028         } else if (os_strcmp(buf, "country_code") == 0) {
2029                 os_memcpy(conf->country, pos, 2);
2030                 /* FIX: make this configurable */
2031                 conf->country[2] = ' ';
2032         } else if (os_strcmp(buf, "ieee80211d") == 0) {
2033                 conf->ieee80211d = atoi(pos);
2034         } else if (os_strcmp(buf, "ieee80211h") == 0) {
2035                 conf->ieee80211h = atoi(pos);
2036         } else if (os_strcmp(buf, "ieee8021x") == 0) {
2037                 bss->ieee802_1x = atoi(pos);
2038         } else if (os_strcmp(buf, "eapol_version") == 0) {
2039                 bss->eapol_version = atoi(pos);
2040                 if (bss->eapol_version < 1 || bss->eapol_version > 2) {
2041                         wpa_printf(MSG_ERROR,
2042                                    "Line %d: invalid EAPOL version (%d): '%s'.",
2043                                    line, bss->eapol_version, pos);
2044                         return 1;
2045                 }
2046                 wpa_printf(MSG_DEBUG, "eapol_version=%d", bss->eapol_version);
2047 #ifdef EAP_SERVER
2048         } else if (os_strcmp(buf, "eap_authenticator") == 0) {
2049                 bss->eap_server = atoi(pos);
2050                 wpa_printf(MSG_ERROR, "Line %d: obsolete eap_authenticator used; this has been renamed to eap_server", line);
2051         } else if (os_strcmp(buf, "eap_server") == 0) {
2052                 bss->eap_server = atoi(pos);
2053         } else if (os_strcmp(buf, "eap_user_file") == 0) {
2054                 if (hostapd_config_read_eap_user(pos, bss))
2055                         return 1;
2056         } else if (os_strcmp(buf, "ca_cert") == 0) {
2057                 os_free(bss->ca_cert);
2058                 bss->ca_cert = os_strdup(pos);
2059         } else if (os_strcmp(buf, "server_cert") == 0) {
2060                 os_free(bss->server_cert);
2061                 bss->server_cert = os_strdup(pos);
2062         } else if (os_strcmp(buf, "private_key") == 0) {
2063                 os_free(bss->private_key);
2064                 bss->private_key = os_strdup(pos);
2065         } else if (os_strcmp(buf, "private_key_passwd") == 0) {
2066                 os_free(bss->private_key_passwd);
2067                 bss->private_key_passwd = os_strdup(pos);
2068         } else if (os_strcmp(buf, "check_crl") == 0) {
2069                 bss->check_crl = atoi(pos);
2070         } else if (os_strcmp(buf, "ocsp_stapling_response") == 0) {
2071                 os_free(bss->ocsp_stapling_response);
2072                 bss->ocsp_stapling_response = os_strdup(pos);
2073         } else if (os_strcmp(buf, "dh_file") == 0) {
2074                 os_free(bss->dh_file);
2075                 bss->dh_file = os_strdup(pos);
2076         } else if (os_strcmp(buf, "openssl_ciphers") == 0) {
2077                 os_free(bss->openssl_ciphers);
2078                 bss->openssl_ciphers = os_strdup(pos);
2079         } else if (os_strcmp(buf, "fragment_size") == 0) {
2080                 bss->fragment_size = atoi(pos);
2081 #ifdef EAP_SERVER_FAST
2082         } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
2083                 os_free(bss->pac_opaque_encr_key);
2084                 bss->pac_opaque_encr_key = os_malloc(16);
2085                 if (bss->pac_opaque_encr_key == NULL) {
2086                         wpa_printf(MSG_ERROR,
2087                                    "Line %d: No memory for pac_opaque_encr_key",
2088                                    line);
2089                         return 1;
2090                 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 16)) {
2091                         wpa_printf(MSG_ERROR, "Line %d: Invalid pac_opaque_encr_key",
2092                                    line);
2093                         return 1;
2094                 }
2095         } else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
2096                 size_t idlen = os_strlen(pos);
2097                 if (idlen & 1) {
2098                         wpa_printf(MSG_ERROR, "Line %d: Invalid eap_fast_a_id",
2099                                    line);
2100                         return 1;
2101                 }
2102                 os_free(bss->eap_fast_a_id);
2103                 bss->eap_fast_a_id = os_malloc(idlen / 2);
2104                 if (bss->eap_fast_a_id == NULL ||
2105                     hexstr2bin(pos, bss->eap_fast_a_id, idlen / 2)) {
2106                         wpa_printf(MSG_ERROR, "Line %d: Failed to parse eap_fast_a_id",
2107                                    line);
2108                         os_free(bss->eap_fast_a_id);
2109                         bss->eap_fast_a_id = NULL;
2110                         return 1;
2111                 } else {
2112                         bss->eap_fast_a_id_len = idlen / 2;
2113                 }
2114         } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
2115                 os_free(bss->eap_fast_a_id_info);
2116                 bss->eap_fast_a_id_info = os_strdup(pos);
2117         } else if (os_strcmp(buf, "eap_fast_prov") == 0) {
2118                 bss->eap_fast_prov = atoi(pos);
2119         } else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
2120                 bss->pac_key_lifetime = atoi(pos);
2121         } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
2122                 bss->pac_key_refresh_time = atoi(pos);
2123 #endif /* EAP_SERVER_FAST */
2124 #ifdef EAP_SERVER_SIM
2125         } else if (os_strcmp(buf, "eap_sim_db") == 0) {
2126                 os_free(bss->eap_sim_db);
2127                 bss->eap_sim_db = os_strdup(pos);
2128         } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
2129                 bss->eap_sim_aka_result_ind = atoi(pos);
2130 #endif /* EAP_SERVER_SIM */
2131 #ifdef EAP_SERVER_TNC
2132         } else if (os_strcmp(buf, "tnc") == 0) {
2133                 bss->tnc = atoi(pos);
2134 #endif /* EAP_SERVER_TNC */
2135 #ifdef EAP_SERVER_PWD
2136         } else if (os_strcmp(buf, "pwd_group") == 0) {
2137                 bss->pwd_group = atoi(pos);
2138 #endif /* EAP_SERVER_PWD */
2139         } else if (os_strcmp(buf, "eap_server_erp") == 0) {
2140                 bss->eap_server_erp = atoi(pos);
2141 #endif /* EAP_SERVER */
2142         } else if (os_strcmp(buf, "eap_message") == 0) {
2143                 char *term;
2144                 os_free(bss->eap_req_id_text);
2145                 bss->eap_req_id_text = os_strdup(pos);
2146                 if (bss->eap_req_id_text == NULL) {
2147                         wpa_printf(MSG_ERROR, "Line %d: Failed to allocate memory for eap_req_id_text",
2148                                    line);
2149                         return 1;
2150                 }
2151                 bss->eap_req_id_text_len = os_strlen(bss->eap_req_id_text);
2152                 term = os_strstr(bss->eap_req_id_text, "\\0");
2153                 if (term) {
2154                         *term++ = '\0';
2155                         os_memmove(term, term + 1,
2156                                    bss->eap_req_id_text_len -
2157                                    (term - bss->eap_req_id_text) - 1);
2158                         bss->eap_req_id_text_len--;
2159                 }
2160         } else if (os_strcmp(buf, "erp_send_reauth_start") == 0) {
2161                 bss->erp_send_reauth_start = atoi(pos);
2162         } else if (os_strcmp(buf, "erp_domain") == 0) {
2163                 os_free(bss->erp_domain);
2164                 bss->erp_domain = os_strdup(pos);
2165         } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
2166                 bss->default_wep_key_len = atoi(pos);
2167                 if (bss->default_wep_key_len > 13) {
2168                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %lu (= %lu bits)",
2169                                    line,
2170                                    (unsigned long) bss->default_wep_key_len,
2171                                    (unsigned long)
2172                                    bss->default_wep_key_len * 8);
2173                         return 1;
2174                 }
2175         } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
2176                 bss->individual_wep_key_len = atoi(pos);
2177                 if (bss->individual_wep_key_len < 0 ||
2178                     bss->individual_wep_key_len > 13) {
2179                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %d (= %d bits)",
2180                                    line, bss->individual_wep_key_len,
2181                                    bss->individual_wep_key_len * 8);
2182                         return 1;
2183                 }
2184         } else if (os_strcmp(buf, "wep_rekey_period") == 0) {
2185                 bss->wep_rekeying_period = atoi(pos);
2186                 if (bss->wep_rekeying_period < 0) {
2187                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2188                                    line, bss->wep_rekeying_period);
2189                         return 1;
2190                 }
2191         } else if (os_strcmp(buf, "eap_reauth_period") == 0) {
2192                 bss->eap_reauth_period = atoi(pos);
2193                 if (bss->eap_reauth_period < 0) {
2194                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2195                                    line, bss->eap_reauth_period);
2196                         return 1;
2197                 }
2198         } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
2199                 bss->eapol_key_index_workaround = atoi(pos);
2200 #ifdef CONFIG_IAPP
2201         } else if (os_strcmp(buf, "iapp_interface") == 0) {
2202                 bss->ieee802_11f = 1;
2203                 os_strlcpy(bss->iapp_iface, pos, sizeof(bss->iapp_iface));
2204 #endif /* CONFIG_IAPP */
2205         } else if (os_strcmp(buf, "own_ip_addr") == 0) {
2206                 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
2207                         wpa_printf(MSG_ERROR,
2208                                    "Line %d: invalid IP address '%s'",
2209                                    line, pos);
2210                         return 1;
2211                 }
2212         } else if (os_strcmp(buf, "nas_identifier") == 0) {
2213                 os_free(bss->nas_identifier);
2214                 bss->nas_identifier = os_strdup(pos);
2215 #ifndef CONFIG_NO_RADIUS
2216         } else if (os_strcmp(buf, "radius_client_addr") == 0) {
2217                 if (hostapd_parse_ip_addr(pos, &bss->radius->client_addr)) {
2218                         wpa_printf(MSG_ERROR,
2219                                    "Line %d: invalid IP address '%s'",
2220                                    line, pos);
2221                         return 1;
2222                 }
2223                 bss->radius->force_client_addr = 1;
2224         } else if (os_strcmp(buf, "auth_server_addr") == 0) {
2225                 if (hostapd_config_read_radius_addr(
2226                             &bss->radius->auth_servers,
2227                             &bss->radius->num_auth_servers, pos, 1812,
2228                             &bss->radius->auth_server)) {
2229                         wpa_printf(MSG_ERROR,
2230                                    "Line %d: invalid IP address '%s'",
2231                                    line, pos);
2232                         return 1;
2233                 }
2234         } else if (bss->radius->auth_server &&
2235                    os_strcmp(buf, "auth_server_addr_replace") == 0) {
2236                 if (hostapd_parse_ip_addr(pos,
2237                                           &bss->radius->auth_server->addr)) {
2238                         wpa_printf(MSG_ERROR,
2239                                    "Line %d: invalid IP address '%s'",
2240                                    line, pos);
2241                         return 1;
2242                 }
2243         } else if (bss->radius->auth_server &&
2244                    os_strcmp(buf, "auth_server_port") == 0) {
2245                 bss->radius->auth_server->port = atoi(pos);
2246         } else if (bss->radius->auth_server &&
2247                    os_strcmp(buf, "auth_server_shared_secret") == 0) {
2248                 int len = os_strlen(pos);
2249                 if (len == 0) {
2250                         /* RFC 2865, Ch. 3 */
2251                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2252                                    line);
2253                         return 1;
2254                 }
2255                 os_free(bss->radius->auth_server->shared_secret);
2256                 bss->radius->auth_server->shared_secret = (u8 *) os_strdup(pos);
2257                 bss->radius->auth_server->shared_secret_len = len;
2258         } else if (os_strcmp(buf, "acct_server_addr") == 0) {
2259                 if (hostapd_config_read_radius_addr(
2260                             &bss->radius->acct_servers,
2261                             &bss->radius->num_acct_servers, pos, 1813,
2262                             &bss->radius->acct_server)) {
2263                         wpa_printf(MSG_ERROR,
2264                                    "Line %d: invalid IP address '%s'",
2265                                    line, pos);
2266                         return 1;
2267                 }
2268         } else if (bss->radius->acct_server &&
2269                    os_strcmp(buf, "acct_server_addr_replace") == 0) {
2270                 if (hostapd_parse_ip_addr(pos,
2271                                           &bss->radius->acct_server->addr)) {
2272                         wpa_printf(MSG_ERROR,
2273                                    "Line %d: invalid IP address '%s'",
2274                                    line, pos);
2275                         return 1;
2276                 }
2277         } else if (bss->radius->acct_server &&
2278                    os_strcmp(buf, "acct_server_port") == 0) {
2279                 bss->radius->acct_server->port = atoi(pos);
2280         } else if (bss->radius->acct_server &&
2281                    os_strcmp(buf, "acct_server_shared_secret") == 0) {
2282                 int len = os_strlen(pos);
2283                 if (len == 0) {
2284                         /* RFC 2865, Ch. 3 */
2285                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2286                                    line);
2287                         return 1;
2288                 }
2289                 os_free(bss->radius->acct_server->shared_secret);
2290                 bss->radius->acct_server->shared_secret = (u8 *) os_strdup(pos);
2291                 bss->radius->acct_server->shared_secret_len = len;
2292         } else if (os_strcmp(buf, "radius_retry_primary_interval") == 0) {
2293                 bss->radius->retry_primary_interval = atoi(pos);
2294         } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) {
2295                 bss->acct_interim_interval = atoi(pos);
2296         } else if (os_strcmp(buf, "radius_request_cui") == 0) {
2297                 bss->radius_request_cui = atoi(pos);
2298         } else if (os_strcmp(buf, "radius_auth_req_attr") == 0) {
2299                 struct hostapd_radius_attr *attr, *a;
2300                 attr = hostapd_parse_radius_attr(pos);
2301                 if (attr == NULL) {
2302                         wpa_printf(MSG_ERROR,
2303                                    "Line %d: invalid radius_auth_req_attr",
2304                                    line);
2305                         return 1;
2306                 } else if (bss->radius_auth_req_attr == NULL) {
2307                         bss->radius_auth_req_attr = attr;
2308                 } else {
2309                         a = bss->radius_auth_req_attr;
2310                         while (a->next)
2311                                 a = a->next;
2312                         a->next = attr;
2313                 }
2314         } else if (os_strcmp(buf, "radius_acct_req_attr") == 0) {
2315                 struct hostapd_radius_attr *attr, *a;
2316                 attr = hostapd_parse_radius_attr(pos);
2317                 if (attr == NULL) {
2318                         wpa_printf(MSG_ERROR,
2319                                    "Line %d: invalid radius_acct_req_attr",
2320                                    line);
2321                         return 1;
2322                 } else if (bss->radius_acct_req_attr == NULL) {
2323                         bss->radius_acct_req_attr = attr;
2324                 } else {
2325                         a = bss->radius_acct_req_attr;
2326                         while (a->next)
2327                                 a = a->next;
2328                         a->next = attr;
2329                 }
2330         } else if (os_strcmp(buf, "radius_das_port") == 0) {
2331                 bss->radius_das_port = atoi(pos);
2332         } else if (os_strcmp(buf, "radius_das_client") == 0) {
2333                 if (hostapd_parse_das_client(bss, pos) < 0) {
2334                         wpa_printf(MSG_ERROR, "Line %d: invalid DAS client",
2335                                    line);
2336                         return 1;
2337                 }
2338         } else if (os_strcmp(buf, "radius_das_time_window") == 0) {
2339                 bss->radius_das_time_window = atoi(pos);
2340         } else if (os_strcmp(buf, "radius_das_require_event_timestamp") == 0) {
2341                 bss->radius_das_require_event_timestamp = atoi(pos);
2342 #endif /* CONFIG_NO_RADIUS */
2343         } else if (os_strcmp(buf, "auth_algs") == 0) {
2344                 bss->auth_algs = atoi(pos);
2345                 if (bss->auth_algs == 0) {
2346                         wpa_printf(MSG_ERROR, "Line %d: no authentication algorithms allowed",
2347                                    line);
2348                         return 1;
2349                 }
2350         } else if (os_strcmp(buf, "max_num_sta") == 0) {
2351                 bss->max_num_sta = atoi(pos);
2352                 if (bss->max_num_sta < 0 ||
2353                     bss->max_num_sta > MAX_STA_COUNT) {
2354                         wpa_printf(MSG_ERROR, "Line %d: Invalid max_num_sta=%d; allowed range 0..%d",
2355                                    line, bss->max_num_sta, MAX_STA_COUNT);
2356                         return 1;
2357                 }
2358         } else if (os_strcmp(buf, "wpa") == 0) {
2359                 bss->wpa = atoi(pos);
2360         } else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
2361                 bss->wpa_group_rekey = atoi(pos);
2362         } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
2363                 bss->wpa_strict_rekey = atoi(pos);
2364         } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
2365                 bss->wpa_gmk_rekey = atoi(pos);
2366         } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
2367                 bss->wpa_ptk_rekey = atoi(pos);
2368         } else if (os_strcmp(buf, "wpa_passphrase") == 0) {
2369                 int len = os_strlen(pos);
2370                 if (len < 8 || len > 63) {
2371                         wpa_printf(MSG_ERROR, "Line %d: invalid WPA passphrase length %d (expected 8..63)",
2372                                    line, len);
2373                         return 1;
2374                 }
2375                 os_free(bss->ssid.wpa_passphrase);
2376                 bss->ssid.wpa_passphrase = os_strdup(pos);
2377                 if (bss->ssid.wpa_passphrase) {
2378                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2379                         bss->ssid.wpa_passphrase_set = 1;
2380                 }
2381         } else if (os_strcmp(buf, "wpa_psk") == 0) {
2382                 hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2383                 bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
2384                 if (bss->ssid.wpa_psk == NULL)
2385                         return 1;
2386                 if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, PMK_LEN) ||
2387                     pos[PMK_LEN * 2] != '\0') {
2388                         wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
2389                                    line, pos);
2390                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2391                         return 1;
2392                 }
2393                 bss->ssid.wpa_psk->group = 1;
2394                 os_free(bss->ssid.wpa_passphrase);
2395                 bss->ssid.wpa_passphrase = NULL;
2396                 bss->ssid.wpa_psk_set = 1;
2397         } else if (os_strcmp(buf, "wpa_psk_file") == 0) {
2398                 os_free(bss->ssid.wpa_psk_file);
2399                 bss->ssid.wpa_psk_file = os_strdup(pos);
2400                 if (!bss->ssid.wpa_psk_file) {
2401                         wpa_printf(MSG_ERROR, "Line %d: allocation failed",
2402                                    line);
2403                         return 1;
2404                 }
2405         } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
2406                 bss->wpa_key_mgmt = hostapd_config_parse_key_mgmt(line, pos);
2407                 if (bss->wpa_key_mgmt == -1)
2408                         return 1;
2409         } else if (os_strcmp(buf, "wpa_psk_radius") == 0) {
2410                 bss->wpa_psk_radius = atoi(pos);
2411                 if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED &&
2412                     bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED &&
2413                     bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) {
2414                         wpa_printf(MSG_ERROR,
2415                                    "Line %d: unknown wpa_psk_radius %d",
2416                                    line, bss->wpa_psk_radius);
2417                         return 1;
2418                 }
2419         } else if (os_strcmp(buf, "wpa_pairwise") == 0) {
2420                 bss->wpa_pairwise = hostapd_config_parse_cipher(line, pos);
2421                 if (bss->wpa_pairwise == -1 || bss->wpa_pairwise == 0)
2422                         return 1;
2423                 if (bss->wpa_pairwise &
2424                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2425                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2426                                    bss->wpa_pairwise, pos);
2427                         return 1;
2428                 }
2429         } else if (os_strcmp(buf, "rsn_pairwise") == 0) {
2430                 bss->rsn_pairwise = hostapd_config_parse_cipher(line, pos);
2431                 if (bss->rsn_pairwise == -1 || bss->rsn_pairwise == 0)
2432                         return 1;
2433                 if (bss->rsn_pairwise &
2434                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2435                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2436                                    bss->rsn_pairwise, pos);
2437                         return 1;
2438                 }
2439 #ifdef CONFIG_RSN_PREAUTH
2440         } else if (os_strcmp(buf, "rsn_preauth") == 0) {
2441                 bss->rsn_preauth = atoi(pos);
2442         } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
2443                 os_free(bss->rsn_preauth_interfaces);
2444                 bss->rsn_preauth_interfaces = os_strdup(pos);
2445 #endif /* CONFIG_RSN_PREAUTH */
2446 #ifdef CONFIG_PEERKEY
2447         } else if (os_strcmp(buf, "peerkey") == 0) {
2448                 bss->peerkey = atoi(pos);
2449 #endif /* CONFIG_PEERKEY */
2450 #ifdef CONFIG_IEEE80211R
2451         } else if (os_strcmp(buf, "mobility_domain") == 0) {
2452                 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
2453                     hexstr2bin(pos, bss->mobility_domain,
2454                                MOBILITY_DOMAIN_ID_LEN) != 0) {
2455                         wpa_printf(MSG_ERROR,
2456                                    "Line %d: Invalid mobility_domain '%s'",
2457                                    line, pos);
2458                         return 1;
2459                 }
2460         } else if (os_strcmp(buf, "r1_key_holder") == 0) {
2461                 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
2462                     hexstr2bin(pos, bss->r1_key_holder, FT_R1KH_ID_LEN) != 0) {
2463                         wpa_printf(MSG_ERROR,
2464                                    "Line %d: Invalid r1_key_holder '%s'",
2465                                    line, pos);
2466                         return 1;
2467                 }
2468         } else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
2469                 bss->r0_key_lifetime = atoi(pos);
2470         } else if (os_strcmp(buf, "reassociation_deadline") == 0) {
2471                 bss->reassociation_deadline = atoi(pos);
2472         } else if (os_strcmp(buf, "r0kh") == 0) {
2473                 if (add_r0kh(bss, pos) < 0) {
2474                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r0kh '%s'",
2475                                    line, pos);
2476                         return 1;
2477                 }
2478         } else if (os_strcmp(buf, "r1kh") == 0) {
2479                 if (add_r1kh(bss, pos) < 0) {
2480                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r1kh '%s'",
2481                                    line, pos);
2482                         return 1;
2483                 }
2484         } else if (os_strcmp(buf, "pmk_r1_push") == 0) {
2485                 bss->pmk_r1_push = atoi(pos);
2486         } else if (os_strcmp(buf, "ft_over_ds") == 0) {
2487                 bss->ft_over_ds = atoi(pos);
2488 #endif /* CONFIG_IEEE80211R */
2489 #ifndef CONFIG_NO_CTRL_IFACE
2490         } else if (os_strcmp(buf, "ctrl_interface") == 0) {
2491                 os_free(bss->ctrl_interface);
2492                 bss->ctrl_interface = os_strdup(pos);
2493         } else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
2494 #ifndef CONFIG_NATIVE_WINDOWS
2495                 struct group *grp;
2496                 char *endp;
2497                 const char *group = pos;
2498
2499                 grp = getgrnam(group);
2500                 if (grp) {
2501                         bss->ctrl_interface_gid = grp->gr_gid;
2502                         bss->ctrl_interface_gid_set = 1;
2503                         wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d (from group name '%s')",
2504                                    bss->ctrl_interface_gid, group);
2505                         return 0;
2506                 }
2507
2508                 /* Group name not found - try to parse this as gid */
2509                 bss->ctrl_interface_gid = strtol(group, &endp, 10);
2510                 if (*group == '\0' || *endp != '\0') {
2511                         wpa_printf(MSG_DEBUG, "Line %d: Invalid group '%s'",
2512                                    line, group);
2513                         return 1;
2514                 }
2515                 bss->ctrl_interface_gid_set = 1;
2516                 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
2517                            bss->ctrl_interface_gid);
2518 #endif /* CONFIG_NATIVE_WINDOWS */
2519 #endif /* CONFIG_NO_CTRL_IFACE */
2520 #ifdef RADIUS_SERVER
2521         } else if (os_strcmp(buf, "radius_server_clients") == 0) {
2522                 os_free(bss->radius_server_clients);
2523                 bss->radius_server_clients = os_strdup(pos);
2524         } else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
2525                 bss->radius_server_auth_port = atoi(pos);
2526         } else if (os_strcmp(buf, "radius_server_acct_port") == 0) {
2527                 bss->radius_server_acct_port = atoi(pos);
2528         } else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
2529                 bss->radius_server_ipv6 = atoi(pos);
2530 #endif /* RADIUS_SERVER */
2531         } else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
2532                 bss->use_pae_group_addr = atoi(pos);
2533         } else if (os_strcmp(buf, "hw_mode") == 0) {
2534                 if (os_strcmp(pos, "a") == 0)
2535                         conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
2536                 else if (os_strcmp(pos, "b") == 0)
2537                         conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
2538                 else if (os_strcmp(pos, "g") == 0)
2539                         conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
2540                 else if (os_strcmp(pos, "ad") == 0)
2541                         conf->hw_mode = HOSTAPD_MODE_IEEE80211AD;
2542                 else {
2543                         wpa_printf(MSG_ERROR, "Line %d: unknown hw_mode '%s'",
2544                                    line, pos);
2545                         return 1;
2546                 }
2547         } else if (os_strcmp(buf, "wps_rf_bands") == 0) {
2548                 if (os_strcmp(pos, "a") == 0)
2549                         bss->wps_rf_bands = WPS_RF_50GHZ;
2550                 else if (os_strcmp(pos, "g") == 0 ||
2551                          os_strcmp(pos, "b") == 0)
2552                         bss->wps_rf_bands = WPS_RF_24GHZ;
2553                 else if (os_strcmp(pos, "ag") == 0 ||
2554                          os_strcmp(pos, "ga") == 0)
2555                         bss->wps_rf_bands = WPS_RF_24GHZ | WPS_RF_50GHZ;
2556                 else {
2557                         wpa_printf(MSG_ERROR,
2558                                    "Line %d: unknown wps_rf_band '%s'",
2559                                    line, pos);
2560                         return 1;
2561                 }
2562         } else if (os_strcmp(buf, "channel") == 0) {
2563                 if (os_strcmp(pos, "acs_survey") == 0) {
2564 #ifndef CONFIG_ACS
2565                         wpa_printf(MSG_ERROR, "Line %d: tries to enable ACS but CONFIG_ACS disabled",
2566                                    line);
2567                         return 1;
2568 #else /* CONFIG_ACS */
2569                         conf->acs = 1;
2570                         conf->channel = 0;
2571 #endif /* CONFIG_ACS */
2572                 } else {
2573                         conf->channel = atoi(pos);
2574                         conf->acs = conf->channel == 0;
2575                 }
2576         } else if (os_strcmp(buf, "chanlist") == 0) {
2577                 if (hostapd_parse_chanlist(conf, pos)) {
2578                         wpa_printf(MSG_ERROR, "Line %d: invalid channel list",
2579                                    line);
2580                         return 1;
2581                 }
2582         } else if (os_strcmp(buf, "beacon_int") == 0) {
2583                 int val = atoi(pos);
2584                 /* MIB defines range as 1..65535, but very small values
2585                  * cause problems with the current implementation.
2586                  * Since it is unlikely that this small numbers are
2587                  * useful in real life scenarios, do not allow beacon
2588                  * period to be set below 15 TU. */
2589                 if (val < 15 || val > 65535) {
2590                         wpa_printf(MSG_ERROR, "Line %d: invalid beacon_int %d (expected 15..65535)",
2591                                    line, val);
2592                         return 1;
2593                 }
2594                 conf->beacon_int = val;
2595 #ifdef CONFIG_ACS
2596         } else if (os_strcmp(buf, "acs_num_scans") == 0) {
2597                 int val = atoi(pos);
2598                 if (val <= 0 || val > 100) {
2599                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_num_scans %d (expected 1..100)",
2600                                    line, val);
2601                         return 1;
2602                 }
2603                 conf->acs_num_scans = val;
2604         } else if (os_strcmp(buf, "acs_chan_bias") == 0) {
2605                 if (hostapd_config_parse_acs_chan_bias(conf, pos)) {
2606                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_chan_bias",
2607                                    line);
2608                         return -1;
2609                 }
2610 #endif /* CONFIG_ACS */
2611         } else if (os_strcmp(buf, "dtim_period") == 0) {
2612                 bss->dtim_period = atoi(pos);
2613                 if (bss->dtim_period < 1 || bss->dtim_period > 255) {
2614                         wpa_printf(MSG_ERROR, "Line %d: invalid dtim_period %d",
2615                                    line, bss->dtim_period);
2616                         return 1;
2617                 }
2618         } else if (os_strcmp(buf, "bss_load_update_period") == 0) {
2619                 bss->bss_load_update_period = atoi(pos);
2620                 if (bss->bss_load_update_period < 0 ||
2621                     bss->bss_load_update_period > 100) {
2622                         wpa_printf(MSG_ERROR,
2623                                    "Line %d: invalid bss_load_update_period %d",
2624                                    line, bss->bss_load_update_period);
2625                         return 1;
2626                 }
2627         } else if (os_strcmp(buf, "rts_threshold") == 0) {
2628                 conf->rts_threshold = atoi(pos);
2629                 if (conf->rts_threshold < 0 || conf->rts_threshold > 2347) {
2630                         wpa_printf(MSG_ERROR,
2631                                    "Line %d: invalid rts_threshold %d",
2632                                    line, conf->rts_threshold);
2633                         return 1;
2634                 }
2635         } else if (os_strcmp(buf, "fragm_threshold") == 0) {
2636                 conf->fragm_threshold = atoi(pos);
2637                 if (conf->fragm_threshold < 256 ||
2638                     conf->fragm_threshold > 2346) {
2639                         wpa_printf(MSG_ERROR,
2640                                    "Line %d: invalid fragm_threshold %d",
2641                                    line, conf->fragm_threshold);
2642                         return 1;
2643                 }
2644         } else if (os_strcmp(buf, "send_probe_response") == 0) {
2645                 int val = atoi(pos);
2646                 if (val != 0 && val != 1) {
2647                         wpa_printf(MSG_ERROR, "Line %d: invalid send_probe_response %d (expected 0 or 1)",
2648                                    line, val);
2649                         return 1;
2650                 }
2651                 conf->send_probe_response = val;
2652         } else if (os_strcmp(buf, "supported_rates") == 0) {
2653                 if (hostapd_parse_intlist(&conf->supported_rates, pos)) {
2654                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2655                                    line);
2656                         return 1;
2657                 }
2658         } else if (os_strcmp(buf, "basic_rates") == 0) {
2659                 if (hostapd_parse_intlist(&conf->basic_rates, pos)) {
2660                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2661                                    line);
2662                         return 1;
2663                 }
2664         } else if (os_strcmp(buf, "preamble") == 0) {
2665                 if (atoi(pos))
2666                         conf->preamble = SHORT_PREAMBLE;
2667                 else
2668                         conf->preamble = LONG_PREAMBLE;
2669         } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
2670                 bss->ignore_broadcast_ssid = atoi(pos);
2671         } else if (os_strcmp(buf, "wep_default_key") == 0) {
2672                 bss->ssid.wep.idx = atoi(pos);
2673                 if (bss->ssid.wep.idx > 3) {
2674                         wpa_printf(MSG_ERROR,
2675                                    "Invalid wep_default_key index %d",
2676                                    bss->ssid.wep.idx);
2677                         return 1;
2678                 }
2679         } else if (os_strcmp(buf, "wep_key0") == 0 ||
2680                    os_strcmp(buf, "wep_key1") == 0 ||
2681                    os_strcmp(buf, "wep_key2") == 0 ||
2682                    os_strcmp(buf, "wep_key3") == 0) {
2683                 if (hostapd_config_read_wep(&bss->ssid.wep,
2684                                             buf[7] - '0', pos)) {
2685                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key '%s'",
2686                                    line, buf);
2687                         return 1;
2688                 }
2689 #ifndef CONFIG_NO_VLAN
2690         } else if (os_strcmp(buf, "dynamic_vlan") == 0) {
2691                 bss->ssid.dynamic_vlan = atoi(pos);
2692         } else if (os_strcmp(buf, "vlan_file") == 0) {
2693                 if (hostapd_config_read_vlan_file(bss, pos)) {
2694                         wpa_printf(MSG_ERROR, "Line %d: failed to read VLAN file '%s'",
2695                                    line, pos);
2696                         return 1;
2697                 }
2698         } else if (os_strcmp(buf, "vlan_naming") == 0) {
2699                 bss->ssid.vlan_naming = atoi(pos);
2700                 if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END ||
2701                     bss->ssid.vlan_naming < 0) {
2702                         wpa_printf(MSG_ERROR,
2703                                    "Line %d: invalid naming scheme %d",
2704                                    line, bss->ssid.vlan_naming);
2705                         return 1;
2706                 }
2707 #ifdef CONFIG_FULL_DYNAMIC_VLAN
2708         } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
2709                 os_free(bss->ssid.vlan_tagged_interface);
2710                 bss->ssid.vlan_tagged_interface = os_strdup(pos);
2711 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
2712 #endif /* CONFIG_NO_VLAN */
2713         } else if (os_strcmp(buf, "ap_table_max_size") == 0) {
2714                 conf->ap_table_max_size = atoi(pos);
2715         } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
2716                 conf->ap_table_expiration_time = atoi(pos);
2717         } else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
2718                 if (hostapd_config_tx_queue(conf, buf, pos)) {
2719                         wpa_printf(MSG_ERROR, "Line %d: invalid TX queue item",
2720                                    line);
2721                         return 1;
2722                 }
2723         } else if (os_strcmp(buf, "wme_enabled") == 0 ||
2724                    os_strcmp(buf, "wmm_enabled") == 0) {
2725                 bss->wmm_enabled = atoi(pos);
2726         } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) {
2727                 bss->wmm_uapsd = atoi(pos);
2728         } else if (os_strncmp(buf, "wme_ac_", 7) == 0 ||
2729                    os_strncmp(buf, "wmm_ac_", 7) == 0) {
2730                 if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, pos)) {
2731                         wpa_printf(MSG_ERROR, "Line %d: invalid WMM ac item",
2732                                    line);
2733                         return 1;
2734                 }
2735         } else if (os_strcmp(buf, "bss") == 0) {
2736                 if (hostapd_config_bss(conf, pos)) {
2737                         wpa_printf(MSG_ERROR, "Line %d: invalid bss item",
2738                                    line);
2739                         return 1;
2740                 }
2741         } else if (os_strcmp(buf, "bssid") == 0) {
2742                 if (hwaddr_aton(pos, bss->bssid)) {
2743                         wpa_printf(MSG_ERROR, "Line %d: invalid bssid item",
2744                                    line);
2745                         return 1;
2746                 }
2747 #ifdef CONFIG_IEEE80211W
2748         } else if (os_strcmp(buf, "ieee80211w") == 0) {
2749                 bss->ieee80211w = atoi(pos);
2750         } else if (os_strcmp(buf, "group_mgmt_cipher") == 0) {
2751                 if (os_strcmp(pos, "AES-128-CMAC") == 0) {
2752                         bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
2753                 } else if (os_strcmp(pos, "BIP-GMAC-128") == 0) {
2754                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_128;
2755                 } else if (os_strcmp(pos, "BIP-GMAC-256") == 0) {
2756                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_256;
2757                 } else if (os_strcmp(pos, "BIP-CMAC-256") == 0) {
2758                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_CMAC_256;
2759                 } else {
2760                         wpa_printf(MSG_ERROR, "Line %d: invalid group_mgmt_cipher: %s",
2761                                    line, pos);
2762                         return 1;
2763                 }
2764         } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
2765                 bss->assoc_sa_query_max_timeout = atoi(pos);
2766                 if (bss->assoc_sa_query_max_timeout == 0) {
2767                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_max_timeout",
2768                                    line);
2769                         return 1;
2770                 }
2771         } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) {
2772                 bss->assoc_sa_query_retry_timeout = atoi(pos);
2773                 if (bss->assoc_sa_query_retry_timeout == 0) {
2774                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_retry_timeout",
2775                                    line);
2776                         return 1;
2777                 }
2778 #endif /* CONFIG_IEEE80211W */
2779 #ifdef CONFIG_IEEE80211N
2780         } else if (os_strcmp(buf, "ieee80211n") == 0) {
2781                 conf->ieee80211n = atoi(pos);
2782         } else if (os_strcmp(buf, "ht_capab") == 0) {
2783                 if (hostapd_config_ht_capab(conf, pos) < 0) {
2784                         wpa_printf(MSG_ERROR, "Line %d: invalid ht_capab",
2785                                    line);
2786                         return 1;
2787                 }
2788         } else if (os_strcmp(buf, "require_ht") == 0) {
2789                 conf->require_ht = atoi(pos);
2790         } else if (os_strcmp(buf, "obss_interval") == 0) {
2791                 conf->obss_interval = atoi(pos);
2792 #endif /* CONFIG_IEEE80211N */
2793 #ifdef CONFIG_IEEE80211AC
2794         } else if (os_strcmp(buf, "ieee80211ac") == 0) {
2795                 conf->ieee80211ac = atoi(pos);
2796         } else if (os_strcmp(buf, "vht_capab") == 0) {
2797                 if (hostapd_config_vht_capab(conf, pos) < 0) {
2798                         wpa_printf(MSG_ERROR, "Line %d: invalid vht_capab",
2799                                    line);
2800                         return 1;
2801                 }
2802         } else if (os_strcmp(buf, "require_vht") == 0) {
2803                 conf->require_vht = atoi(pos);
2804         } else if (os_strcmp(buf, "vht_oper_chwidth") == 0) {
2805                 conf->vht_oper_chwidth = atoi(pos);
2806         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) {
2807                 conf->vht_oper_centr_freq_seg0_idx = atoi(pos);
2808         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg1_idx") == 0) {
2809                 conf->vht_oper_centr_freq_seg1_idx = atoi(pos);
2810         } else if (os_strcmp(buf, "vendor_vht") == 0) {
2811                 bss->vendor_vht = atoi(pos);
2812 #endif /* CONFIG_IEEE80211AC */
2813         } else if (os_strcmp(buf, "max_listen_interval") == 0) {
2814                 bss->max_listen_interval = atoi(pos);
2815         } else if (os_strcmp(buf, "disable_pmksa_caching") == 0) {
2816                 bss->disable_pmksa_caching = atoi(pos);
2817         } else if (os_strcmp(buf, "okc") == 0) {
2818                 bss->okc = atoi(pos);
2819 #ifdef CONFIG_WPS
2820         } else if (os_strcmp(buf, "wps_state") == 0) {
2821                 bss->wps_state = atoi(pos);
2822                 if (bss->wps_state < 0 || bss->wps_state > 2) {
2823                         wpa_printf(MSG_ERROR, "Line %d: invalid wps_state",
2824                                    line);
2825                         return 1;
2826                 }
2827         } else if (os_strcmp(buf, "wps_independent") == 0) {
2828                 bss->wps_independent = atoi(pos);
2829         } else if (os_strcmp(buf, "ap_setup_locked") == 0) {
2830                 bss->ap_setup_locked = atoi(pos);
2831         } else if (os_strcmp(buf, "uuid") == 0) {
2832                 if (uuid_str2bin(pos, bss->uuid)) {
2833                         wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
2834                         return 1;
2835                 }
2836         } else if (os_strcmp(buf, "wps_pin_requests") == 0) {
2837                 os_free(bss->wps_pin_requests);
2838                 bss->wps_pin_requests = os_strdup(pos);
2839         } else if (os_strcmp(buf, "device_name") == 0) {
2840                 if (os_strlen(pos) > WPS_DEV_NAME_MAX_LEN) {
2841                         wpa_printf(MSG_ERROR, "Line %d: Too long "
2842                                    "device_name", line);
2843                         return 1;
2844                 }
2845                 os_free(bss->device_name);
2846                 bss->device_name = os_strdup(pos);
2847         } else if (os_strcmp(buf, "manufacturer") == 0) {
2848                 if (os_strlen(pos) > 64) {
2849                         wpa_printf(MSG_ERROR, "Line %d: Too long manufacturer",
2850                                    line);
2851                         return 1;
2852                 }
2853                 os_free(bss->manufacturer);
2854                 bss->manufacturer = os_strdup(pos);
2855         } else if (os_strcmp(buf, "model_name") == 0) {
2856                 if (os_strlen(pos) > 32) {
2857                         wpa_printf(MSG_ERROR, "Line %d: Too long model_name",
2858                                    line);
2859                         return 1;
2860                 }
2861                 os_free(bss->model_name);
2862                 bss->model_name = os_strdup(pos);
2863         } else if (os_strcmp(buf, "model_number") == 0) {
2864                 if (os_strlen(pos) > 32) {
2865                         wpa_printf(MSG_ERROR, "Line %d: Too long model_number",
2866                                    line);
2867                         return 1;
2868                 }
2869                 os_free(bss->model_number);
2870                 bss->model_number = os_strdup(pos);
2871         } else if (os_strcmp(buf, "serial_number") == 0) {
2872                 if (os_strlen(pos) > 32) {
2873                         wpa_printf(MSG_ERROR, "Line %d: Too long serial_number",
2874                                    line);
2875                         return 1;
2876                 }
2877                 os_free(bss->serial_number);
2878                 bss->serial_number = os_strdup(pos);
2879         } else if (os_strcmp(buf, "device_type") == 0) {
2880                 if (wps_dev_type_str2bin(pos, bss->device_type))
2881                         return 1;
2882         } else if (os_strcmp(buf, "config_methods") == 0) {
2883                 os_free(bss->config_methods);
2884                 bss->config_methods = os_strdup(pos);
2885         } else if (os_strcmp(buf, "os_version") == 0) {
2886                 if (hexstr2bin(pos, bss->os_version, 4)) {
2887                         wpa_printf(MSG_ERROR, "Line %d: invalid os_version",
2888                                    line);
2889                         return 1;
2890                 }
2891         } else if (os_strcmp(buf, "ap_pin") == 0) {
2892                 os_free(bss->ap_pin);
2893                 bss->ap_pin = os_strdup(pos);
2894         } else if (os_strcmp(buf, "skip_cred_build") == 0) {
2895                 bss->skip_cred_build = atoi(pos);
2896         } else if (os_strcmp(buf, "extra_cred") == 0) {
2897                 os_free(bss->extra_cred);
2898                 bss->extra_cred = (u8 *) os_readfile(pos, &bss->extra_cred_len);
2899                 if (bss->extra_cred == NULL) {
2900                         wpa_printf(MSG_ERROR, "Line %d: could not read Credentials from '%s'",
2901                                    line, pos);
2902                         return 1;
2903                 }
2904         } else if (os_strcmp(buf, "wps_cred_processing") == 0) {
2905                 bss->wps_cred_processing = atoi(pos);
2906         } else if (os_strcmp(buf, "ap_settings") == 0) {
2907                 os_free(bss->ap_settings);
2908                 bss->ap_settings =
2909                         (u8 *) os_readfile(pos, &bss->ap_settings_len);
2910                 if (bss->ap_settings == NULL) {
2911                         wpa_printf(MSG_ERROR, "Line %d: could not read AP Settings from '%s'",
2912                                    line, pos);
2913                         return 1;
2914                 }
2915         } else if (os_strcmp(buf, "upnp_iface") == 0) {
2916                 os_free(bss->upnp_iface);
2917                 bss->upnp_iface = os_strdup(pos);
2918         } else if (os_strcmp(buf, "friendly_name") == 0) {
2919                 os_free(bss->friendly_name);
2920                 bss->friendly_name = os_strdup(pos);
2921         } else if (os_strcmp(buf, "manufacturer_url") == 0) {
2922                 os_free(bss->manufacturer_url);
2923                 bss->manufacturer_url = os_strdup(pos);
2924         } else if (os_strcmp(buf, "model_description") == 0) {
2925                 os_free(bss->model_description);
2926                 bss->model_description = os_strdup(pos);
2927         } else if (os_strcmp(buf, "model_url") == 0) {
2928                 os_free(bss->model_url);
2929                 bss->model_url = os_strdup(pos);
2930         } else if (os_strcmp(buf, "upc") == 0) {
2931                 os_free(bss->upc);
2932                 bss->upc = os_strdup(pos);
2933         } else if (os_strcmp(buf, "pbc_in_m1") == 0) {
2934                 bss->pbc_in_m1 = atoi(pos);
2935         } else if (os_strcmp(buf, "server_id") == 0) {
2936                 os_free(bss->server_id);
2937                 bss->server_id = os_strdup(pos);
2938 #ifdef CONFIG_WPS_NFC
2939         } else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) {
2940                 bss->wps_nfc_dev_pw_id = atoi(pos);
2941                 if (bss->wps_nfc_dev_pw_id < 0x10 ||
2942                     bss->wps_nfc_dev_pw_id > 0xffff) {
2943                         wpa_printf(MSG_ERROR, "Line %d: Invalid wps_nfc_dev_pw_id value",
2944                                    line);
2945                         return 1;
2946                 }
2947                 bss->wps_nfc_pw_from_config = 1;
2948         } else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) {
2949                 wpabuf_free(bss->wps_nfc_dh_pubkey);
2950                 bss->wps_nfc_dh_pubkey = hostapd_parse_bin(pos);
2951                 bss->wps_nfc_pw_from_config = 1;
2952         } else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) {
2953                 wpabuf_free(bss->wps_nfc_dh_privkey);
2954                 bss->wps_nfc_dh_privkey = hostapd_parse_bin(pos);
2955                 bss->wps_nfc_pw_from_config = 1;
2956         } else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) {
2957                 wpabuf_free(bss->wps_nfc_dev_pw);
2958                 bss->wps_nfc_dev_pw = hostapd_parse_bin(pos);
2959                 bss->wps_nfc_pw_from_config = 1;
2960 #endif /* CONFIG_WPS_NFC */
2961 #endif /* CONFIG_WPS */
2962 #ifdef CONFIG_P2P_MANAGER
2963         } else if (os_strcmp(buf, "manage_p2p") == 0) {
2964                 if (atoi(pos))
2965                         bss->p2p |= P2P_MANAGE;
2966                 else
2967                         bss->p2p &= ~P2P_MANAGE;
2968         } else if (os_strcmp(buf, "allow_cross_connection") == 0) {
2969                 if (atoi(pos))
2970                         bss->p2p |= P2P_ALLOW_CROSS_CONNECTION;
2971                 else
2972                         bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION;
2973 #endif /* CONFIG_P2P_MANAGER */
2974         } else if (os_strcmp(buf, "disassoc_low_ack") == 0) {
2975                 bss->disassoc_low_ack = atoi(pos);
2976         } else if (os_strcmp(buf, "tdls_prohibit") == 0) {
2977                 if (atoi(pos))
2978                         bss->tdls |= TDLS_PROHIBIT;
2979                 else
2980                         bss->tdls &= ~TDLS_PROHIBIT;
2981         } else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) {
2982                 if (atoi(pos))
2983                         bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH;
2984                 else
2985                         bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH;
2986 #ifdef CONFIG_RSN_TESTING
2987         } else if (os_strcmp(buf, "rsn_testing") == 0) {
2988                 extern int rsn_testing;
2989                 rsn_testing = atoi(pos);
2990 #endif /* CONFIG_RSN_TESTING */
2991         } else if (os_strcmp(buf, "time_advertisement") == 0) {
2992                 bss->time_advertisement = atoi(pos);
2993         } else if (os_strcmp(buf, "time_zone") == 0) {
2994                 size_t tz_len = os_strlen(pos);
2995                 if (tz_len < 4 || tz_len > 255) {
2996                         wpa_printf(MSG_DEBUG, "Line %d: invalid time_zone",
2997                                    line);
2998                         return 1;
2999                 }
3000                 os_free(bss->time_zone);
3001                 bss->time_zone = os_strdup(pos);
3002                 if (bss->time_zone == NULL)
3003                         return 1;
3004 #ifdef CONFIG_WNM
3005         } else if (os_strcmp(buf, "wnm_sleep_mode") == 0) {
3006                 bss->wnm_sleep_mode = atoi(pos);
3007         } else if (os_strcmp(buf, "bss_transition") == 0) {
3008                 bss->bss_transition = atoi(pos);
3009 #endif /* CONFIG_WNM */
3010 #ifdef CONFIG_INTERWORKING
3011         } else if (os_strcmp(buf, "interworking") == 0) {
3012                 bss->interworking = atoi(pos);
3013         } else if (os_strcmp(buf, "access_network_type") == 0) {
3014                 bss->access_network_type = atoi(pos);
3015                 if (bss->access_network_type < 0 ||
3016                     bss->access_network_type > 15) {
3017                         wpa_printf(MSG_ERROR,
3018                                    "Line %d: invalid access_network_type",
3019                                    line);
3020                         return 1;
3021                 }
3022         } else if (os_strcmp(buf, "internet") == 0) {
3023                 bss->internet = atoi(pos);
3024         } else if (os_strcmp(buf, "asra") == 0) {
3025                 bss->asra = atoi(pos);
3026         } else if (os_strcmp(buf, "esr") == 0) {
3027                 bss->esr = atoi(pos);
3028         } else if (os_strcmp(buf, "uesa") == 0) {
3029                 bss->uesa = atoi(pos);
3030         } else if (os_strcmp(buf, "venue_group") == 0) {
3031                 bss->venue_group = atoi(pos);
3032                 bss->venue_info_set = 1;
3033         } else if (os_strcmp(buf, "venue_type") == 0) {
3034                 bss->venue_type = atoi(pos);
3035                 bss->venue_info_set = 1;
3036         } else if (os_strcmp(buf, "hessid") == 0) {
3037                 if (hwaddr_aton(pos, bss->hessid)) {
3038                         wpa_printf(MSG_ERROR, "Line %d: invalid hessid", line);
3039                         return 1;
3040                 }
3041         } else if (os_strcmp(buf, "roaming_consortium") == 0) {
3042                 if (parse_roaming_consortium(bss, pos, line) < 0)
3043                         return 1;
3044         } else if (os_strcmp(buf, "venue_name") == 0) {
3045                 if (parse_venue_name(bss, pos, line) < 0)
3046                         return 1;
3047         } else if (os_strcmp(buf, "network_auth_type") == 0) {
3048                 u8 auth_type;
3049                 u16 redirect_url_len;
3050                 if (hexstr2bin(pos, &auth_type, 1)) {
3051                         wpa_printf(MSG_ERROR,
3052                                    "Line %d: Invalid network_auth_type '%s'",
3053                                    line, pos);
3054                         return 1;
3055                 }
3056                 if (auth_type == 0 || auth_type == 2)
3057                         redirect_url_len = os_strlen(pos + 2);
3058                 else
3059                         redirect_url_len = 0;
3060                 os_free(bss->network_auth_type);
3061                 bss->network_auth_type = os_malloc(redirect_url_len + 3 + 1);
3062                 if (bss->network_auth_type == NULL)
3063                         return 1;
3064                 *bss->network_auth_type = auth_type;
3065                 WPA_PUT_LE16(bss->network_auth_type + 1, redirect_url_len);
3066                 if (redirect_url_len)
3067                         os_memcpy(bss->network_auth_type + 3, pos + 2,
3068                                   redirect_url_len);
3069                 bss->network_auth_type_len = 3 + redirect_url_len;
3070         } else if (os_strcmp(buf, "ipaddr_type_availability") == 0) {
3071                 if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) {
3072                         wpa_printf(MSG_ERROR, "Line %d: Invalid ipaddr_type_availability '%s'",
3073                                    line, pos);
3074                         bss->ipaddr_type_configured = 0;
3075                         return 1;
3076                 }
3077                 bss->ipaddr_type_configured = 1;
3078         } else if (os_strcmp(buf, "domain_name") == 0) {
3079                 int j, num_domains, domain_len, domain_list_len = 0;
3080                 char *tok_start, *tok_prev;
3081                 u8 *domain_list, *domain_ptr;
3082
3083                 domain_list_len = os_strlen(pos) + 1;
3084                 domain_list = os_malloc(domain_list_len);
3085                 if (domain_list == NULL)
3086                         return 1;
3087
3088                 domain_ptr = domain_list;
3089                 tok_prev = pos;
3090                 num_domains = 1;
3091                 while ((tok_prev = os_strchr(tok_prev, ','))) {
3092                         num_domains++;
3093                         tok_prev++;
3094                 }
3095                 tok_prev = pos;
3096                 for (j = 0; j < num_domains; j++) {
3097                         tok_start = os_strchr(tok_prev, ',');
3098                         if (tok_start) {
3099                                 domain_len = tok_start - tok_prev;
3100                                 *domain_ptr = domain_len;
3101                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3102                                 domain_ptr += domain_len + 1;
3103                                 tok_prev = ++tok_start;
3104                         } else {
3105                                 domain_len = os_strlen(tok_prev);
3106                                 *domain_ptr = domain_len;
3107                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3108                                 domain_ptr += domain_len + 1;
3109                         }
3110                 }
3111
3112                 os_free(bss->domain_name);
3113                 bss->domain_name = domain_list;
3114                 bss->domain_name_len = domain_list_len;
3115         } else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) {
3116                 if (parse_3gpp_cell_net(bss, pos, line) < 0)
3117                         return 1;
3118         } else if (os_strcmp(buf, "nai_realm") == 0) {
3119                 if (parse_nai_realm(bss, pos, line) < 0)
3120                         return 1;
3121         } else if (os_strcmp(buf, "gas_frag_limit") == 0) {
3122                 bss->gas_frag_limit = atoi(pos);
3123         } else if (os_strcmp(buf, "gas_comeback_delay") == 0) {
3124                 bss->gas_comeback_delay = atoi(pos);
3125         } else if (os_strcmp(buf, "qos_map_set") == 0) {
3126                 if (parse_qos_map_set(bss, pos, line) < 0)
3127                         return 1;
3128 #endif /* CONFIG_INTERWORKING */
3129 #ifdef CONFIG_RADIUS_TEST
3130         } else if (os_strcmp(buf, "dump_msk_file") == 0) {
3131                 os_free(bss->dump_msk_file);
3132                 bss->dump_msk_file = os_strdup(pos);
3133 #endif /* CONFIG_RADIUS_TEST */
3134 #ifdef CONFIG_HS20
3135         } else if (os_strcmp(buf, "hs20") == 0) {
3136                 bss->hs20 = atoi(pos);
3137         } else if (os_strcmp(buf, "disable_dgaf") == 0) {
3138                 bss->disable_dgaf = atoi(pos);
3139         } else if (os_strcmp(buf, "proxy_arp") == 0) {
3140                 bss->proxy_arp = atoi(pos);
3141         } else if (os_strcmp(buf, "osen") == 0) {
3142                 bss->osen = atoi(pos);
3143         } else if (os_strcmp(buf, "anqp_domain_id") == 0) {
3144                 bss->anqp_domain_id = atoi(pos);
3145         } else if (os_strcmp(buf, "hs20_deauth_req_timeout") == 0) {
3146                 bss->hs20_deauth_req_timeout = atoi(pos);
3147         } else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) {
3148                 if (hs20_parse_oper_friendly_name(bss, pos, line) < 0)
3149                         return 1;
3150         } else if (os_strcmp(buf, "hs20_wan_metrics") == 0) {
3151                 if (hs20_parse_wan_metrics(bss, pos, line) < 0)
3152                         return 1;
3153         } else if (os_strcmp(buf, "hs20_conn_capab") == 0) {
3154                 if (hs20_parse_conn_capab(bss, pos, line) < 0) {
3155                         return 1;
3156                 }
3157         } else if (os_strcmp(buf, "hs20_operating_class") == 0) {
3158                 u8 *oper_class;
3159                 size_t oper_class_len;
3160                 oper_class_len = os_strlen(pos);
3161                 if (oper_class_len < 2 || (oper_class_len & 0x01)) {
3162                         wpa_printf(MSG_ERROR,
3163                                    "Line %d: Invalid hs20_operating_class '%s'",
3164                                    line, pos);
3165                         return 1;
3166                 }
3167                 oper_class_len /= 2;
3168                 oper_class = os_malloc(oper_class_len);
3169                 if (oper_class == NULL)
3170                         return 1;
3171                 if (hexstr2bin(pos, oper_class, oper_class_len)) {
3172                         wpa_printf(MSG_ERROR,
3173                                    "Line %d: Invalid hs20_operating_class '%s'",
3174                                    line, pos);
3175                         os_free(oper_class);
3176                         return 1;
3177                 }
3178                 os_free(bss->hs20_operating_class);
3179                 bss->hs20_operating_class = oper_class;
3180                 bss->hs20_operating_class_len = oper_class_len;
3181         } else if (os_strcmp(buf, "hs20_icon") == 0) {
3182                 if (hs20_parse_icon(bss, pos) < 0) {
3183                         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_icon '%s'",
3184                                    line, pos);
3185                         return 1;
3186                 }
3187         } else if (os_strcmp(buf, "osu_ssid") == 0) {
3188                 if (hs20_parse_osu_ssid(bss, pos, line) < 0)
3189                         return 1;
3190         } else if (os_strcmp(buf, "osu_server_uri") == 0) {
3191                 if (hs20_parse_osu_server_uri(bss, pos, line) < 0)
3192                         return 1;
3193         } else if (os_strcmp(buf, "osu_friendly_name") == 0) {
3194                 if (hs20_parse_osu_friendly_name(bss, pos, line) < 0)
3195                         return 1;
3196         } else if (os_strcmp(buf, "osu_nai") == 0) {
3197                 if (hs20_parse_osu_nai(bss, pos, line) < 0)
3198                         return 1;
3199         } else if (os_strcmp(buf, "osu_method_list") == 0) {
3200                 if (hs20_parse_osu_method_list(bss, pos, line) < 0)
3201                         return 1;
3202         } else if (os_strcmp(buf, "osu_icon") == 0) {
3203                 if (hs20_parse_osu_icon(bss, pos, line) < 0)
3204                         return 1;
3205         } else if (os_strcmp(buf, "osu_service_desc") == 0) {
3206                 if (hs20_parse_osu_service_desc(bss, pos, line) < 0)
3207                         return 1;
3208         } else if (os_strcmp(buf, "subscr_remediation_url") == 0) {
3209                 os_free(bss->subscr_remediation_url);
3210                 bss->subscr_remediation_url = os_strdup(pos);
3211         } else if (os_strcmp(buf, "subscr_remediation_method") == 0) {
3212                 bss->subscr_remediation_method = atoi(pos);
3213 #endif /* CONFIG_HS20 */
3214 #ifdef CONFIG_TESTING_OPTIONS
3215 #define PARSE_TEST_PROBABILITY(_val)                            \
3216         } else if (os_strcmp(buf, #_val) == 0) {                \
3217                 char *end;                                      \
3218                                                                 \
3219                 conf->_val = strtod(pos, &end);                 \
3220                 if (*end || conf->_val < 0.0 ||                 \
3221                     conf->_val > 1.0) {                         \
3222                         wpa_printf(MSG_ERROR,                   \
3223                                    "Line %d: Invalid value '%s'", \
3224                                    line, pos);                  \
3225                         return 1;                               \
3226                 }
3227         PARSE_TEST_PROBABILITY(ignore_probe_probability)
3228         PARSE_TEST_PROBABILITY(ignore_auth_probability)
3229         PARSE_TEST_PROBABILITY(ignore_assoc_probability)
3230         PARSE_TEST_PROBABILITY(ignore_reassoc_probability)
3231         PARSE_TEST_PROBABILITY(corrupt_gtk_rekey_mic_probability)
3232         } else if (os_strcmp(buf, "bss_load_test") == 0) {
3233                 WPA_PUT_LE16(bss->bss_load_test, atoi(pos));
3234                 pos = os_strchr(pos, ':');
3235                 if (pos == NULL) {
3236                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3237                                    line);
3238                         return 1;
3239                 }
3240                 pos++;
3241                 bss->bss_load_test[2] = atoi(pos);
3242                 pos = os_strchr(pos, ':');
3243                 if (pos == NULL) {
3244                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3245                                    line);
3246                         return 1;
3247                 }
3248                 pos++;
3249                 WPA_PUT_LE16(&bss->bss_load_test[3], atoi(pos));
3250                 bss->bss_load_test_set = 1;
3251         } else if (os_strcmp(buf, "radio_measurements") == 0) {
3252                 bss->radio_measurements = atoi(pos);
3253 #endif /* CONFIG_TESTING_OPTIONS */
3254         } else if (os_strcmp(buf, "vendor_elements") == 0) {
3255                 struct wpabuf *elems;
3256                 size_t len = os_strlen(pos);
3257                 if (len & 0x01) {
3258                         wpa_printf(MSG_ERROR,
3259                                    "Line %d: Invalid vendor_elements '%s'",
3260                                    line, pos);
3261                         return 1;
3262                 }
3263                 len /= 2;
3264                 if (len == 0) {
3265                         wpabuf_free(bss->vendor_elements);
3266                         bss->vendor_elements = NULL;
3267                         return 0;
3268                 }
3269
3270                 elems = wpabuf_alloc(len);
3271                 if (elems == NULL)
3272                         return 1;
3273
3274                 if (hexstr2bin(pos, wpabuf_put(elems, len), len)) {
3275                         wpabuf_free(elems);
3276                         wpa_printf(MSG_ERROR,
3277                                    "Line %d: Invalid vendor_elements '%s'",
3278                                    line, pos);
3279                         return 1;
3280                 }
3281
3282                 wpabuf_free(bss->vendor_elements);
3283                 bss->vendor_elements = elems;
3284         } else if (os_strcmp(buf, "sae_anti_clogging_threshold") == 0) {
3285                 bss->sae_anti_clogging_threshold = atoi(pos);
3286         } else if (os_strcmp(buf, "sae_groups") == 0) {
3287                 if (hostapd_parse_intlist(&bss->sae_groups, pos)) {
3288                         wpa_printf(MSG_ERROR,
3289                                    "Line %d: Invalid sae_groups value '%s'",
3290                                    line, pos);
3291                         return 1;
3292                 }
3293         } else if (os_strcmp(buf, "local_pwr_constraint") == 0) {
3294                 int val = atoi(pos);
3295                 if (val < 0 || val > 255) {
3296                         wpa_printf(MSG_ERROR, "Line %d: Invalid local_pwr_constraint %d (expected 0..255)",
3297                                    line, val);
3298                         return 1;
3299                 }
3300                 conf->local_pwr_constraint = val;
3301         } else if (os_strcmp(buf, "spectrum_mgmt_required") == 0) {
3302                 conf->spectrum_mgmt_required = atoi(pos);
3303         } else if (os_strcmp(buf, "wowlan_triggers") == 0) {
3304                 os_free(bss->wowlan_triggers);
3305                 bss->wowlan_triggers = os_strdup(pos);
3306         } else {
3307                 wpa_printf(MSG_ERROR,
3308                            "Line %d: unknown configuration item '%s'",
3309                            line, buf);
3310                 return 1;
3311         }
3312
3313         return 0;
3314 }
3315
3316
3317 /**
3318  * hostapd_config_read - Read and parse a configuration file
3319  * @fname: Configuration file name (including path, if needed)
3320  * Returns: Allocated configuration data structure
3321  */
3322 struct hostapd_config * hostapd_config_read(const char *fname)
3323 {
3324         struct hostapd_config *conf;
3325         FILE *f;
3326         char buf[512], *pos;
3327         int line = 0;
3328         int errors = 0;
3329         size_t i;
3330
3331         f = fopen(fname, "r");
3332         if (f == NULL) {
3333                 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
3334                            "for reading.", fname);
3335                 return NULL;
3336         }
3337
3338         conf = hostapd_config_defaults();
3339         if (conf == NULL) {
3340                 fclose(f);
3341                 return NULL;
3342         }
3343
3344         /* set default driver based on configuration */
3345         conf->driver = wpa_drivers[0];
3346         if (conf->driver == NULL) {
3347                 wpa_printf(MSG_ERROR, "No driver wrappers registered!");
3348                 hostapd_config_free(conf);
3349                 fclose(f);
3350                 return NULL;
3351         }
3352
3353         conf->last_bss = conf->bss[0];
3354
3355         while (fgets(buf, sizeof(buf), f)) {
3356                 struct hostapd_bss_config *bss;
3357
3358                 bss = conf->last_bss;
3359                 line++;
3360
3361                 if (buf[0] == '#')
3362                         continue;
3363                 pos = buf;
3364                 while (*pos != '\0') {
3365                         if (*pos == '\n') {
3366                                 *pos = '\0';
3367                                 break;
3368                         }
3369                         pos++;
3370                 }
3371                 if (buf[0] == '\0')
3372                         continue;
3373
3374                 pos = os_strchr(buf, '=');
3375                 if (pos == NULL) {
3376                         wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
3377                                    line, buf);
3378                         errors++;
3379                         continue;
3380                 }
3381                 *pos = '\0';
3382                 pos++;
3383                 errors += hostapd_config_fill(conf, bss, buf, pos, line);
3384         }
3385
3386         fclose(f);
3387
3388         for (i = 0; i < conf->num_bss; i++)
3389                 hostapd_set_security_params(conf->bss[i], 1);
3390
3391         if (hostapd_config_check(conf, 1))
3392                 errors++;
3393
3394 #ifndef WPA_IGNORE_CONFIG_ERRORS
3395         if (errors) {
3396                 wpa_printf(MSG_ERROR, "%d errors found in configuration file "
3397                            "'%s'", errors, fname);
3398                 hostapd_config_free(conf);
3399                 conf = NULL;
3400         }
3401 #endif /* WPA_IGNORE_CONFIG_ERRORS */
3402
3403         return conf;
3404 }
3405
3406
3407 int hostapd_set_iface(struct hostapd_config *conf,
3408                       struct hostapd_bss_config *bss, char *field, char *value)
3409 {
3410         int errors;
3411         size_t i;
3412
3413         errors = hostapd_config_fill(conf, bss, field, value, 0);
3414         if (errors) {
3415                 wpa_printf(MSG_INFO, "Failed to set configuration field '%s' "
3416                            "to value '%s'", field, value);
3417                 return -1;
3418         }
3419
3420         for (i = 0; i < conf->num_bss; i++)
3421                 hostapd_set_security_params(conf->bss[i], 0);
3422
3423         if (hostapd_config_check(conf, 0)) {
3424                 wpa_printf(MSG_ERROR, "Configuration check failed");
3425                 return -1;
3426         }
3427
3428         return 0;
3429 }