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                 cw == 2047 || cw == 4095 || cw == 8191 || cw == 16383 ||
 904                 cw == 32767);
 905 }
 906
 907
 908 enum {
 909         IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
 910         IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
 911         IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
 912         IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */
 913 };
 914
 915 static int hostapd_config_tx_queue(struct hostapd_config *conf,
 916                                    const char *name, const char *val)
 917 {
 918         int num;
 919         const char *pos;
 920         struct hostapd_tx_queue_params *queue;
 921
 922         /* skip 'tx_queue_' prefix */
 923         pos = name + 9;
 924         if (os_strncmp(pos, "data", 4) == 0 &&
 925             pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
 926                 num = pos[4] - '0';
 927                 pos += 6;
 928         } else if (os_strncmp(pos, "after_beacon_", 13) == 0 ||
 929                    os_strncmp(pos, "beacon_", 7) == 0) {
 930                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 931                 return 0;
 932         } else {
 933                 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
 934                 return -1;
 935         }
 936
 937         if (num >= NUM_TX_QUEUES) {
 938                 /* for backwards compatibility, do not trigger failure */
 939                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 940                 return 0;
 941         }
 942
 943         queue = &conf->tx_queue[num];
 944
 945         if (os_strcmp(pos, "aifs") == 0) {
 946                 queue->aifs = atoi(val);
 947                 if (queue->aifs < 0 || queue->aifs > 255) {
 948                         wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
 949                                    queue->aifs);
 950                         return -1;
 951                 }
 952         } else if (os_strcmp(pos, "cwmin") == 0) {
 953                 queue->cwmin = atoi(val);
 954                 if (!valid_cw(queue->cwmin)) {
 955                         wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
 956                                    queue->cwmin);
 957                         return -1;
 958                 }
 959         } else if (os_strcmp(pos, "cwmax") == 0) {
 960                 queue->cwmax = atoi(val);
 961                 if (!valid_cw(queue->cwmax)) {
 962                         wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
 963                                    queue->cwmax);
 964                         return -1;
 965                 }
 966         } else if (os_strcmp(pos, "burst") == 0) {
 967                 queue->burst = hostapd_config_read_int10(val);
 968         } else {
 969                 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
 970                 return -1;
 971         }
 972
 973         return 0;
 974 }
 975
 976
 977 #ifdef CONFIG_IEEE80211R
 978 static int add_r0kh(struct hostapd_bss_config *bss, char *value)
 979 {
 980         struct ft_remote_r0kh *r0kh;
 981         char *pos, *next;
 982
 983         r0kh = os_zalloc(sizeof(*r0kh));
 984         if (r0kh == NULL)
 985                 return -1;
 986
 987         /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
 988         pos = value;
 989         next = os_strchr(pos, ' ');
 990         if (next)
 991                 *next++ = '\0';
 992         if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
 993                 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
 994                 os_free(r0kh);
 995                 return -1;
 996         }
 997
 998         pos = next;
 999         next = os_strchr(pos, ' ');
1000         if (next)
1001                 *next++ = '\0';
1002         if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
1003                 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
1004                 os_free(r0kh);
1005                 return -1;
1006         }
1007         r0kh->id_len = next - pos - 1;
1008         os_memcpy(r0kh->id, pos, r0kh->id_len);
1009
1010         pos = next;
1011         if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
1012                 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
1013                 os_free(r0kh);
1014                 return -1;
1015         }
1016
1017         r0kh->next = bss->r0kh_list;
1018         bss->r0kh_list = r0kh;
1019
1020         return 0;
1021 }
1022
1023
1024 static int add_r1kh(struct hostapd_bss_config *bss, char *value)
1025 {
1026         struct ft_remote_r1kh *r1kh;
1027         char *pos, *next;
1028
1029         r1kh = os_zalloc(sizeof(*r1kh));
1030         if (r1kh == NULL)
1031                 return -1;
1032
1033         /* 02:01:02:03:04:05 02:01:02:03:04:05
1034          * 000102030405060708090a0b0c0d0e0f */
1035         pos = value;
1036         next = os_strchr(pos, ' ');
1037         if (next)
1038                 *next++ = '\0';
1039         if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
1040                 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
1041                 os_free(r1kh);
1042                 return -1;
1043         }
1044
1045         pos = next;
1046         next = os_strchr(pos, ' ');
1047         if (next)
1048                 *next++ = '\0';
1049         if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
1050                 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
1051                 os_free(r1kh);
1052                 return -1;
1053         }
1054
1055         pos = next;
1056         if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
1057                 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
1058                 os_free(r1kh);
1059                 return -1;
1060         }
1061
1062         r1kh->next = bss->r1kh_list;
1063         bss->r1kh_list = r1kh;
1064
1065         return 0;
1066 }
1067 #endif /* CONFIG_IEEE80211R */
1068
1069
1070 #ifdef CONFIG_IEEE80211N
1071 static int hostapd_config_ht_capab(struct hostapd_config *conf,
1072                                    const char *capab)
1073 {
1074         if (os_strstr(capab, "[LDPC]"))
1075                 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
1076         if (os_strstr(capab, "[HT40-]")) {
1077                 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1078                 conf->secondary_channel = -1;
1079         }
1080         if (os_strstr(capab, "[HT40+]")) {
1081                 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1082                 conf->secondary_channel = 1;
1083         }
1084         if (os_strstr(capab, "[SMPS-STATIC]")) {
1085                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1086                 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1087         }
1088         if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1089                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1090                 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1091         }
1092         if (os_strstr(capab, "[GF]"))
1093                 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1094         if (os_strstr(capab, "[SHORT-GI-20]"))
1095                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1096         if (os_strstr(capab, "[SHORT-GI-40]"))
1097                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1098         if (os_strstr(capab, "[TX-STBC]"))
1099                 conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1100         if (os_strstr(capab, "[RX-STBC1]")) {
1101                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1102                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1103         }
1104         if (os_strstr(capab, "[RX-STBC12]")) {
1105                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1106                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1107         }
1108         if (os_strstr(capab, "[RX-STBC123]")) {
1109                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1110                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1111         }
1112         if (os_strstr(capab, "[DELAYED-BA]"))
1113                 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1114         if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1115                 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1116         if (os_strstr(capab, "[DSSS_CCK-40]"))
1117                 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1118         if (os_strstr(capab, "[40-INTOLERANT]"))
1119                 conf->ht_capab |= HT_CAP_INFO_40MHZ_INTOLERANT;
1120         if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1121                 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1122
1123         return 0;
1124 }
1125 #endif /* CONFIG_IEEE80211N */
1126
1127
1128 #ifdef CONFIG_IEEE80211AC
1129 static int hostapd_config_vht_capab(struct hostapd_config *conf,
1130                                     const char *capab)
1131 {
1132         if (os_strstr(capab, "[MAX-MPDU-7991]"))
1133                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991;
1134         if (os_strstr(capab, "[MAX-MPDU-11454]"))
1135                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454;
1136         if (os_strstr(capab, "[VHT160]"))
1137                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
1138         if (os_strstr(capab, "[VHT160-80PLUS80]"))
1139                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
1140         if (os_strstr(capab, "[RXLDPC]"))
1141                 conf->vht_capab |= VHT_CAP_RXLDPC;
1142         if (os_strstr(capab, "[SHORT-GI-80]"))
1143                 conf->vht_capab |= VHT_CAP_SHORT_GI_80;
1144         if (os_strstr(capab, "[SHORT-GI-160]"))
1145                 conf->vht_capab |= VHT_CAP_SHORT_GI_160;
1146         if (os_strstr(capab, "[TX-STBC-2BY1]"))
1147                 conf->vht_capab |= VHT_CAP_TXSTBC;
1148         if (os_strstr(capab, "[RX-STBC-1]"))
1149                 conf->vht_capab |= VHT_CAP_RXSTBC_1;
1150         if (os_strstr(capab, "[RX-STBC-12]"))
1151                 conf->vht_capab |= VHT_CAP_RXSTBC_2;
1152         if (os_strstr(capab, "[RX-STBC-123]"))
1153                 conf->vht_capab |= VHT_CAP_RXSTBC_3;
1154         if (os_strstr(capab, "[RX-STBC-1234]"))
1155                 conf->vht_capab |= VHT_CAP_RXSTBC_4;
1156         if (os_strstr(capab, "[SU-BEAMFORMER]"))
1157                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMER_CAPABLE;
1158         if (os_strstr(capab, "[SU-BEAMFORMEE]"))
1159                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMEE_CAPABLE;
1160         if (os_strstr(capab, "[BF-ANTENNA-2]") &&
1161             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1162                 conf->vht_capab |= (1 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1163         if (os_strstr(capab, "[BF-ANTENNA-3]") &&
1164             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1165                 conf->vht_capab |= (2 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1166         if (os_strstr(capab, "[BF-ANTENNA-4]") &&
1167             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1168                 conf->vht_capab |= (3 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1169         if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") &&
1170             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1171                 conf->vht_capab |= (1 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1172         if (os_strstr(capab, "[SOUNDING-DIMENSION-3]") &&
1173             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1174                 conf->vht_capab |= (2 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1175         if (os_strstr(capab, "[SOUNDING-DIMENSION-4]") &&
1176             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1177                 conf->vht_capab |= (3 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1178         if (os_strstr(capab, "[MU-BEAMFORMER]"))
1179                 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE;
1180         if (os_strstr(capab, "[VHT-TXOP-PS]"))
1181                 conf->vht_capab |= VHT_CAP_VHT_TXOP_PS;
1182         if (os_strstr(capab, "[HTC-VHT]"))
1183                 conf->vht_capab |= VHT_CAP_HTC_VHT;
1184         if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP7]"))
1185                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX;
1186         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP6]"))
1187                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_6;
1188         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP5]"))
1189                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_5;
1190         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP4]"))
1191                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_4;
1192         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP3]"))
1193                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_3;
1194         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP2]"))
1195                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_2;
1196         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP1]"))
1197                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_1;
1198         if (os_strstr(capab, "[VHT-LINK-ADAPT2]") &&
1199             (conf->vht_capab & VHT_CAP_HTC_VHT))
1200                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB;
1201         if (os_strstr(capab, "[VHT-LINK-ADAPT3]") &&
1202             (conf->vht_capab & VHT_CAP_HTC_VHT))
1203                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB;
1204         if (os_strstr(capab, "[RX-ANTENNA-PATTERN]"))
1205                 conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN;
1206         if (os_strstr(capab, "[TX-ANTENNA-PATTERN]"))
1207                 conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN;
1208         return 0;
1209 }
1210 #endif /* CONFIG_IEEE80211AC */
1211
1212
1213 #ifdef CONFIG_INTERWORKING
1214 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos,
1215                                     int line)
1216 {
1217         size_t len = os_strlen(pos);
1218         u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
1219
1220         struct hostapd_roaming_consortium *rc;
1221
1222         if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN ||
1223             hexstr2bin(pos, oi, len / 2)) {
1224                 wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium "
1225                            "'%s'", line, pos);
1226                 return -1;
1227         }
1228         len /= 2;
1229
1230         rc = os_realloc_array(bss->roaming_consortium,
1231                               bss->roaming_consortium_count + 1,
1232                               sizeof(struct hostapd_roaming_consortium));
1233         if (rc == NULL)
1234                 return -1;
1235
1236         os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len);
1237         rc[bss->roaming_consortium_count].len = len;
1238
1239         bss->roaming_consortium = rc;
1240         bss->roaming_consortium_count++;
1241
1242         return 0;
1243 }
1244
1245
1246 static int parse_lang_string(struct hostapd_lang_string **array,
1247                              unsigned int *count, char *pos)
1248 {
1249         char *sep, *str = NULL;
1250         size_t clen, nlen, slen;
1251         struct hostapd_lang_string *ls;
1252         int ret = -1;
1253
1254         if (*pos == '"' || (*pos == 'P' && pos[1] == '"')) {
1255                 str = wpa_config_parse_string(pos, &slen);
1256                 if (!str)
1257                         return -1;
1258                 pos = str;
1259         }
1260
1261         sep = os_strchr(pos, ':');
1262         if (sep == NULL)
1263                 goto fail;
1264         *sep++ = '\0';
1265
1266         clen = os_strlen(pos);
1267         if (clen < 2 || clen > sizeof(ls->lang))
1268                 goto fail;
1269         nlen = os_strlen(sep);
1270         if (nlen > 252)
1271                 goto fail;
1272
1273         ls = os_realloc_array(*array, *count + 1,
1274                               sizeof(struct hostapd_lang_string));
1275         if (ls == NULL)
1276                 goto fail;
1277
1278         *array = ls;
1279         ls = &(*array)[*count];
1280         (*count)++;
1281
1282         os_memset(ls->lang, 0, sizeof(ls->lang));
1283         os_memcpy(ls->lang, pos, clen);
1284         ls->name_len = nlen;
1285         os_memcpy(ls->name, sep, nlen);
1286
1287         ret = 0;
1288 fail:
1289         os_free(str);
1290         return ret;
1291 }
1292
1293
1294 static int parse_venue_name(struct hostapd_bss_config *bss, char *pos,
1295                             int line)
1296 {
1297         if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) {
1298                 wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'",
1299                            line, pos);
1300                 return -1;
1301         }
1302         return 0;
1303 }
1304
1305
1306 static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf,
1307                                int line)
1308 {
1309         size_t count;
1310         char *pos;
1311         u8 *info = NULL, *ipos;
1312
1313         /* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */
1314
1315         count = 1;
1316         for (pos = buf; *pos; pos++) {
1317                 if ((*pos < '0' || *pos > '9') && *pos != ';' && *pos != ',')
1318                         goto fail;
1319                 if (*pos == ';')
1320                         count++;
1321         }
1322         if (1 + count * 3 > 0x7f)
1323                 goto fail;
1324
1325         info = os_zalloc(2 + 3 + count * 3);
1326         if (info == NULL)
1327                 return -1;
1328
1329         ipos = info;
1330         *ipos++ = 0; /* GUD - Version 1 */
1331         *ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */
1332         *ipos++ = 0; /* PLMN List IEI */
1333         /* ext(b8) | Length of PLMN List value contents(b7..1) */
1334         *ipos++ = 1 + count * 3;
1335         *ipos++ = count; /* Number of PLMNs */
1336
1337         pos = buf;
1338         while (pos && *pos) {
1339                 char *mcc, *mnc;
1340                 size_t mnc_len;
1341
1342                 mcc = pos;
1343                 mnc = os_strchr(pos, ',');
1344                 if (mnc == NULL)
1345                         goto fail;
1346                 *mnc++ = '\0';
1347                 pos = os_strchr(mnc, ';');
1348                 if (pos)
1349                         *pos++ = '\0';
1350
1351                 mnc_len = os_strlen(mnc);
1352                 if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3))
1353                         goto fail;
1354
1355                 /* BC coded MCC,MNC */
1356                 /* MCC digit 2 | MCC digit 1 */
1357                 *ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0');
1358                 /* MNC digit 3 | MCC digit 3 */
1359                 *ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) |
1360                         (mcc[2] - '0');
1361                 /* MNC digit 2 | MNC digit 1 */
1362                 *ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0');
1363         }
1364
1365         os_free(bss->anqp_3gpp_cell_net);
1366         bss->anqp_3gpp_cell_net = info;
1367         bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count;
1368         wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information",
1369                     bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len);
1370
1371         return 0;
1372
1373 fail:
1374         wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s",
1375                    line, buf);
1376         os_free(info);
1377         return -1;
1378 }
1379
1380
1381 static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line)
1382 {
1383         struct hostapd_nai_realm_data *realm;
1384         size_t i, j, len;
1385         int *offsets;
1386         char *pos, *end, *rpos;
1387
1388         offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS,
1389                             sizeof(int));
1390         if (offsets == NULL)
1391                 return -1;
1392
1393         for (i = 0; i < bss->nai_realm_count; i++) {
1394                 realm = &bss->nai_realm_data[i];
1395                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1396                         offsets[i * MAX_NAI_REALMS + j] =
1397                                 realm->realm[j] ?
1398                                 realm->realm[j] - realm->realm_buf : -1;
1399                 }
1400         }
1401
1402         realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1,
1403                                  sizeof(struct hostapd_nai_realm_data));
1404         if (realm == NULL) {
1405                 os_free(offsets);
1406                 return -1;
1407         }
1408         bss->nai_realm_data = realm;
1409
1410         /* patch the pointers after realloc */
1411         for (i = 0; i < bss->nai_realm_count; i++) {
1412                 realm = &bss->nai_realm_data[i];
1413                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1414                         int offs = offsets[i * MAX_NAI_REALMS + j];
1415                         if (offs >= 0)
1416                                 realm->realm[j] = realm->realm_buf + offs;
1417                         else
1418                                 realm->realm[j] = NULL;
1419                 }
1420         }
1421         os_free(offsets);
1422
1423         realm = &bss->nai_realm_data[bss->nai_realm_count];
1424         os_memset(realm, 0, sizeof(*realm));
1425
1426         pos = buf;
1427         realm->encoding = atoi(pos);
1428         pos = os_strchr(pos, ',');
1429         if (pos == NULL)
1430                 goto fail;
1431         pos++;
1432
1433         end = os_strchr(pos, ',');
1434         if (end) {
1435                 len = end - pos;
1436                 *end = '\0';
1437         } else {
1438                 len = os_strlen(pos);
1439         }
1440
1441         if (len > MAX_NAI_REALMLEN) {
1442                 wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d "
1443                            "characters)", (int) len, MAX_NAI_REALMLEN);
1444                 goto fail;
1445         }
1446         os_memcpy(realm->realm_buf, pos, len);
1447
1448         if (end)
1449                 pos = end + 1;
1450         else
1451                 pos = NULL;
1452
1453         while (pos && *pos) {
1454                 struct hostapd_nai_realm_eap *eap;
1455
1456                 if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) {
1457                         wpa_printf(MSG_ERROR, "Too many EAP methods");
1458                         goto fail;
1459                 }
1460
1461                 eap = &realm->eap_method[realm->eap_method_count];
1462                 realm->eap_method_count++;
1463
1464                 end = os_strchr(pos, ',');
1465                 if (end == NULL)
1466                         end = pos + os_strlen(pos);
1467
1468                 eap->eap_method = atoi(pos);
1469                 for (;;) {
1470                         pos = os_strchr(pos, '[');
1471                         if (pos == NULL || pos > end)
1472                                 break;
1473                         pos++;
1474                         if (eap->num_auths >= MAX_NAI_AUTH_TYPES) {
1475                                 wpa_printf(MSG_ERROR, "Too many auth params");
1476                                 goto fail;
1477                         }
1478                         eap->auth_id[eap->num_auths] = atoi(pos);
1479                         pos = os_strchr(pos, ':');
1480                         if (pos == NULL || pos > end)
1481                                 goto fail;
1482                         pos++;
1483                         eap->auth_val[eap->num_auths] = atoi(pos);
1484                         pos = os_strchr(pos, ']');
1485                         if (pos == NULL || pos > end)
1486                                 goto fail;
1487                         pos++;
1488                         eap->num_auths++;
1489                 }
1490
1491                 if (*end != ',')
1492                         break;
1493
1494                 pos = end + 1;
1495         }
1496
1497         /* Split realm list into null terminated realms */
1498         rpos = realm->realm_buf;
1499         i = 0;
1500         while (*rpos) {
1501                 if (i >= MAX_NAI_REALMS) {
1502                         wpa_printf(MSG_ERROR, "Too many realms");
1503                         goto fail;
1504                 }
1505                 realm->realm[i++] = rpos;
1506                 rpos = os_strchr(rpos, ';');
1507                 if (rpos == NULL)
1508                         break;
1509                 *rpos++ = '\0';
1510         }
1511
1512         bss->nai_realm_count++;
1513
1514         return 0;
1515
1516 fail:
1517         wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf);
1518         return -1;
1519 }
1520
1521
1522 static int parse_anqp_elem(struct hostapd_bss_config *bss, char *buf, int line)
1523 {
1524         char *delim;
1525         u16 infoid;
1526         size_t len;
1527         struct wpabuf *payload;
1528         struct anqp_element *elem;
1529
1530         delim = os_strchr(buf, ':');
1531         if (!delim)
1532                 return -1;
1533         delim++;
1534         infoid = atoi(buf);
1535         len = os_strlen(delim);
1536         if (len & 1)
1537                 return -1;
1538         len /= 2;
1539         payload = wpabuf_alloc(len);
1540         if (!payload)
1541                 return -1;
1542         if (hexstr2bin(delim, wpabuf_put(payload, len), len) < 0) {
1543                 wpabuf_free(payload);
1544                 return -1;
1545         }
1546
1547         dl_list_for_each(elem, &bss->anqp_elem, struct anqp_element, list) {
1548                 if (elem->infoid == infoid) {
1549                         /* Update existing entry */
1550                         wpabuf_free(elem->payload);
1551                         elem->payload = payload;
1552                         return 0;
1553                 }
1554         }
1555
1556         /* Add a new entry */
1557         elem = os_zalloc(sizeof(*elem));
1558         if (!elem) {
1559                 wpabuf_free(payload);
1560                 return -1;
1561         }
1562         elem->infoid = infoid;
1563         elem->payload = payload;
1564         dl_list_add(&bss->anqp_elem, &elem->list);
1565
1566         return 0;
1567 }
1568
1569
1570 static int parse_qos_map_set(struct hostapd_bss_config *bss,
1571                              char *buf, int line)
1572 {
1573         u8 qos_map_set[16 + 2 * 21], count = 0;
1574         char *pos = buf;
1575         int val;
1576
1577         for (;;) {
1578                 if (count == sizeof(qos_map_set)) {
1579                         wpa_printf(MSG_ERROR, "Line %d: Too many qos_map_set "
1580                                    "parameters '%s'", line, buf);
1581                         return -1;
1582                 }
1583
1584                 val = atoi(pos);
1585                 if (val > 255 || val < 0) {
1586                         wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set "
1587                                    "'%s'", line, buf);
1588                         return -1;
1589                 }
1590
1591                 qos_map_set[count++] = val;
1592                 pos = os_strchr(pos, ',');
1593                 if (!pos)
1594                         break;
1595                 pos++;
1596         }
1597
1598         if (count < 16 || count & 1) {
1599                 wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set '%s'",
1600                            line, buf);
1601                 return -1;
1602         }
1603
1604         os_memcpy(bss->qos_map_set, qos_map_set, count);
1605         bss->qos_map_set_len = count;
1606
1607         return 0;
1608 }
1609
1610 #endif /* CONFIG_INTERWORKING */
1611
1612
1613 #ifdef CONFIG_HS20
1614 static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf,
1615                                  int line)
1616 {
1617         u8 *conn_cap;
1618         char *pos;
1619
1620         if (bss->hs20_connection_capability_len >= 0xfff0)
1621                 return -1;
1622
1623         conn_cap = os_realloc(bss->hs20_connection_capability,
1624                               bss->hs20_connection_capability_len + 4);
1625         if (conn_cap == NULL)
1626                 return -1;
1627
1628         bss->hs20_connection_capability = conn_cap;
1629         conn_cap += bss->hs20_connection_capability_len;
1630         pos = buf;
1631         conn_cap[0] = atoi(pos);
1632         pos = os_strchr(pos, ':');
1633         if (pos == NULL)
1634                 return -1;
1635         pos++;
1636         WPA_PUT_LE16(conn_cap + 1, atoi(pos));
1637         pos = os_strchr(pos, ':');
1638         if (pos == NULL)
1639                 return -1;
1640         pos++;
1641         conn_cap[3] = atoi(pos);
1642         bss->hs20_connection_capability_len += 4;
1643
1644         return 0;
1645 }
1646
1647
1648 static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf,
1649                                   int line)
1650 {
1651         u8 *wan_metrics;
1652         char *pos;
1653
1654         /* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */
1655
1656         wan_metrics = os_zalloc(13);
1657         if (wan_metrics == NULL)
1658                 return -1;
1659
1660         pos = buf;
1661         /* WAN Info */
1662         if (hexstr2bin(pos, wan_metrics, 1) < 0)
1663                 goto fail;
1664         pos += 2;
1665         if (*pos != ':')
1666                 goto fail;
1667         pos++;
1668
1669         /* Downlink Speed */
1670         WPA_PUT_LE32(wan_metrics + 1, atoi(pos));
1671         pos = os_strchr(pos, ':');
1672         if (pos == NULL)
1673                 goto fail;
1674         pos++;
1675
1676         /* Uplink Speed */
1677         WPA_PUT_LE32(wan_metrics + 5, atoi(pos));
1678         pos = os_strchr(pos, ':');
1679         if (pos == NULL)
1680                 goto fail;
1681         pos++;
1682
1683         /* Downlink Load */
1684         wan_metrics[9] = atoi(pos);
1685         pos = os_strchr(pos, ':');
1686         if (pos == NULL)
1687                 goto fail;
1688         pos++;
1689
1690         /* Uplink Load */
1691         wan_metrics[10] = atoi(pos);
1692         pos = os_strchr(pos, ':');
1693         if (pos == NULL)
1694                 goto fail;
1695         pos++;
1696
1697         /* LMD */
1698         WPA_PUT_LE16(wan_metrics + 11, atoi(pos));
1699
1700         os_free(bss->hs20_wan_metrics);
1701         bss->hs20_wan_metrics = wan_metrics;
1702
1703         return 0;
1704
1705 fail:
1706         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'",
1707                    line, buf);
1708         os_free(wan_metrics);
1709         return -1;
1710 }
1711
1712
1713 static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
1714                                          char *pos, int line)
1715 {
1716         if (parse_lang_string(&bss->hs20_oper_friendly_name,
1717                               &bss->hs20_oper_friendly_name_count, pos)) {
1718                 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1719                            "hs20_oper_friendly_name '%s'", line, pos);
1720                 return -1;
1721         }
1722         return 0;
1723 }
1724
1725
1726 static int hs20_parse_icon(struct hostapd_bss_config *bss, char *pos)
1727 {
1728         struct hs20_icon *icon;
1729         char *end;
1730
1731         icon = os_realloc_array(bss->hs20_icons, bss->hs20_icons_count + 1,
1732                                 sizeof(struct hs20_icon));
1733         if (icon == NULL)
1734                 return -1;
1735         bss->hs20_icons = icon;
1736         icon = &bss->hs20_icons[bss->hs20_icons_count];
1737         os_memset(icon, 0, sizeof(*icon));
1738
1739         icon->width = atoi(pos);
1740         pos = os_strchr(pos, ':');
1741         if (pos == NULL)
1742                 return -1;
1743         pos++;
1744
1745         icon->height = atoi(pos);
1746         pos = os_strchr(pos, ':');
1747         if (pos == NULL)
1748                 return -1;
1749         pos++;
1750
1751         end = os_strchr(pos, ':');
1752         if (end == NULL || end - pos > 3)
1753                 return -1;
1754         os_memcpy(icon->language, pos, end - pos);
1755         pos = end + 1;
1756
1757         end = os_strchr(pos, ':');
1758         if (end == NULL || end - pos > 255)
1759                 return -1;
1760         os_memcpy(icon->type, pos, end - pos);
1761         pos = end + 1;
1762
1763         end = os_strchr(pos, ':');
1764         if (end == NULL || end - pos > 255)
1765                 return -1;
1766         os_memcpy(icon->name, pos, end - pos);
1767         pos = end + 1;
1768
1769         if (os_strlen(pos) > 255)
1770                 return -1;
1771         os_memcpy(icon->file, pos, os_strlen(pos));
1772
1773         bss->hs20_icons_count++;
1774
1775         return 0;
1776 }
1777
1778
1779 static int hs20_parse_osu_ssid(struct hostapd_bss_config *bss,
1780                                char *pos, int line)
1781 {
1782         size_t slen;
1783         char *str;
1784
1785         str = wpa_config_parse_string(pos, &slen);
1786         if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
1787                 wpa_printf(MSG_ERROR, "Line %d: Invalid SSID '%s'", line, pos);
1788                 os_free(str);
1789                 return -1;
1790         }
1791
1792         os_memcpy(bss->osu_ssid, str, slen);
1793         bss->osu_ssid_len = slen;
1794         os_free(str);
1795
1796         return 0;
1797 }
1798
1799
1800 static int hs20_parse_osu_server_uri(struct hostapd_bss_config *bss,
1801                                      char *pos, int line)
1802 {
1803         struct hs20_osu_provider *p;
1804
1805         p = os_realloc_array(bss->hs20_osu_providers,
1806                              bss->hs20_osu_providers_count + 1, sizeof(*p));
1807         if (p == NULL)
1808                 return -1;
1809
1810         bss->hs20_osu_providers = p;
1811         bss->last_osu = &bss->hs20_osu_providers[bss->hs20_osu_providers_count];
1812         bss->hs20_osu_providers_count++;
1813         os_memset(bss->last_osu, 0, sizeof(*p));
1814         bss->last_osu->server_uri = os_strdup(pos);
1815
1816         return 0;
1817 }
1818
1819
1820 static int hs20_parse_osu_friendly_name(struct hostapd_bss_config *bss,
1821                                         char *pos, int line)
1822 {
1823         if (bss->last_osu == NULL) {
1824                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1825                 return -1;
1826         }
1827
1828         if (parse_lang_string(&bss->last_osu->friendly_name,
1829                               &bss->last_osu->friendly_name_count, pos)) {
1830                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_friendly_name '%s'",
1831                            line, pos);
1832                 return -1;
1833         }
1834
1835         return 0;
1836 }
1837
1838
1839 static int hs20_parse_osu_nai(struct hostapd_bss_config *bss,
1840                               char *pos, int line)
1841 {
1842         if (bss->last_osu == NULL) {
1843                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1844                 return -1;
1845         }
1846
1847         os_free(bss->last_osu->osu_nai);
1848         bss->last_osu->osu_nai = os_strdup(pos);
1849         if (bss->last_osu->osu_nai == NULL)
1850                 return -1;
1851
1852         return 0;
1853 }
1854
1855
1856 static int hs20_parse_osu_method_list(struct hostapd_bss_config *bss, char *pos,
1857                                       int line)
1858 {
1859         if (bss->last_osu == NULL) {
1860                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1861                 return -1;
1862         }
1863
1864         if (hostapd_parse_intlist(&bss->last_osu->method_list, pos)) {
1865                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_method_list", line);
1866                 return -1;
1867         }
1868
1869         return 0;
1870 }
1871
1872
1873 static int hs20_parse_osu_icon(struct hostapd_bss_config *bss, char *pos,
1874                                int line)
1875 {
1876         char **n;
1877         struct hs20_osu_provider *p = bss->last_osu;
1878
1879         if (p == NULL) {
1880                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1881                 return -1;
1882         }
1883
1884         n = os_realloc_array(p->icons, p->icons_count + 1, sizeof(char *));
1885         if (n == NULL)
1886                 return -1;
1887         p->icons = n;
1888         p->icons[p->icons_count] = os_strdup(pos);
1889         if (p->icons[p->icons_count] == NULL)
1890                 return -1;
1891         p->icons_count++;
1892
1893         return 0;
1894 }
1895
1896
1897 static int hs20_parse_osu_service_desc(struct hostapd_bss_config *bss,
1898                                        char *pos, int line)
1899 {
1900         if (bss->last_osu == NULL) {
1901                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1902                 return -1;
1903         }
1904
1905         if (parse_lang_string(&bss->last_osu->service_desc,
1906                               &bss->last_osu->service_desc_count, pos)) {
1907                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_service_desc '%s'",
1908                            line, pos);
1909                 return -1;
1910         }
1911
1912         return 0;
1913 }
1914
1915 #endif /* CONFIG_HS20 */
1916
1917
1918 #ifdef CONFIG_WPS_NFC
1919 static struct wpabuf * hostapd_parse_bin(const char *buf)
1920 {
1921         size_t len;
1922         struct wpabuf *ret;
1923
1924         len = os_strlen(buf);
1925         if (len & 0x01)
1926                 return NULL;
1927         len /= 2;
1928
1929         ret = wpabuf_alloc(len);
1930         if (ret == NULL)
1931                 return NULL;
1932
1933         if (hexstr2bin(buf, wpabuf_put(ret, len), len)) {
1934                 wpabuf_free(ret);
1935                 return NULL;
1936         }
1937
1938         return ret;
1939 }
1940 #endif /* CONFIG_WPS_NFC */
1941
1942
1943 #ifdef CONFIG_ACS
1944 static int hostapd_config_parse_acs_chan_bias(struct hostapd_config *conf,
1945                                               char *pos)
1946 {
1947         struct acs_bias *bias = NULL, *tmp;
1948         unsigned int num = 0;
1949         char *end;
1950
1951         while (*pos) {
1952                 tmp = os_realloc_array(bias, num + 1, sizeof(*bias));
1953                 if (!tmp)
1954                         goto fail;
1955                 bias = tmp;
1956
1957                 bias[num].channel = atoi(pos);
1958                 if (bias[num].channel <= 0)
1959                         goto fail;
1960                 pos = os_strchr(pos, ':');
1961                 if (!pos)
1962                         goto fail;
1963                 pos++;
1964                 bias[num].bias = strtod(pos, &end);
1965                 if (end == pos || bias[num].bias < 0.0)
1966                         goto fail;
1967                 pos = end;
1968                 if (*pos != ' ' && *pos != '\0')
1969                         goto fail;
1970                 num++;
1971         }
1972
1973         os_free(conf->acs_chan_bias);
1974         conf->acs_chan_bias = bias;
1975         conf->num_acs_chan_bias = num;
1976
1977         return 0;
1978 fail:
1979         os_free(bias);
1980         return -1;
1981 }
1982 #endif /* CONFIG_ACS */
1983
1984
1985 static int hostapd_config_fill(struct hostapd_config *conf,
1986                                struct hostapd_bss_config *bss,
1987                                const char *buf, char *pos, int line)
1988 {
1989         if (os_strcmp(buf, "interface") == 0) {
1990                 os_strlcpy(conf->bss[0]->iface, pos,
1991                            sizeof(conf->bss[0]->iface));
1992         } else if (os_strcmp(buf, "bridge") == 0) {
1993                 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1994         } else if (os_strcmp(buf, "vlan_bridge") == 0) {
1995                 os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge));
1996         } else if (os_strcmp(buf, "wds_bridge") == 0) {
1997                 os_strlcpy(bss->wds_bridge, pos, sizeof(bss->wds_bridge));
1998         } else if (os_strcmp(buf, "driver") == 0) {
1999                 int j;
2000                 /* clear to get error below if setting is invalid */
2001                 conf->driver = NULL;
2002                 for (j = 0; wpa_drivers[j]; j++) {
2003                         if (os_strcmp(pos, wpa_drivers[j]->name) == 0) {
2004                                 conf->driver = wpa_drivers[j];
2005                                 break;
2006                         }
2007                 }
2008                 if (conf->driver == NULL) {
2009                         wpa_printf(MSG_ERROR,
2010                                    "Line %d: invalid/unknown driver '%s'",
2011                                    line, pos);
2012                         return 1;
2013                 }
2014         } else if (os_strcmp(buf, "driver_params") == 0) {
2015                 os_free(conf->driver_params);
2016                 conf->driver_params = os_strdup(pos);
2017         } else if (os_strcmp(buf, "debug") == 0) {
2018                 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' configuration variable is not used anymore",
2019                            line);
2020         } else if (os_strcmp(buf, "logger_syslog_level") == 0) {
2021                 bss->logger_syslog_level = atoi(pos);
2022         } else if (os_strcmp(buf, "logger_stdout_level") == 0) {
2023                 bss->logger_stdout_level = atoi(pos);
2024         } else if (os_strcmp(buf, "logger_syslog") == 0) {
2025                 bss->logger_syslog = atoi(pos);
2026         } else if (os_strcmp(buf, "logger_stdout") == 0) {
2027                 bss->logger_stdout = atoi(pos);
2028         } else if (os_strcmp(buf, "dump_file") == 0) {
2029                 wpa_printf(MSG_INFO, "Line %d: DEPRECATED: 'dump_file' configuration variable is not used anymore",
2030                            line);
2031         } else if (os_strcmp(buf, "ssid") == 0) {
2032                 bss->ssid.ssid_len = os_strlen(pos);
2033                 if (bss->ssid.ssid_len > SSID_MAX_LEN ||
2034                     bss->ssid.ssid_len < 1) {
2035                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
2036                                    line, pos);
2037                         return 1;
2038                 }
2039                 os_memcpy(bss->ssid.ssid, pos, bss->ssid.ssid_len);
2040                 bss->ssid.ssid_set = 1;
2041         } else if (os_strcmp(buf, "ssid2") == 0) {
2042                 size_t slen;
2043                 char *str = wpa_config_parse_string(pos, &slen);
2044                 if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
2045                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
2046                                    line, pos);
2047                         os_free(str);
2048                         return 1;
2049                 }
2050                 os_memcpy(bss->ssid.ssid, str, slen);
2051                 bss->ssid.ssid_len = slen;
2052                 bss->ssid.ssid_set = 1;
2053                 os_free(str);
2054         } else if (os_strcmp(buf, "utf8_ssid") == 0) {
2055                 bss->ssid.utf8_ssid = atoi(pos) > 0;
2056         } else if (os_strcmp(buf, "macaddr_acl") == 0) {
2057                 bss->macaddr_acl = atoi(pos);
2058                 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
2059                     bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
2060                     bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
2061                         wpa_printf(MSG_ERROR, "Line %d: unknown macaddr_acl %d",
2062                                    line, bss->macaddr_acl);
2063                 }
2064         } else if (os_strcmp(buf, "accept_mac_file") == 0) {
2065                 if (hostapd_config_read_maclist(pos, &bss->accept_mac,
2066                                                 &bss->num_accept_mac)) {
2067                         wpa_printf(MSG_ERROR, "Line %d: Failed to read accept_mac_file '%s'",
2068                                    line, pos);
2069                         return 1;
2070                 }
2071         } else if (os_strcmp(buf, "deny_mac_file") == 0) {
2072                 if (hostapd_config_read_maclist(pos, &bss->deny_mac,
2073                                                 &bss->num_deny_mac)) {
2074                         wpa_printf(MSG_ERROR, "Line %d: Failed to read deny_mac_file '%s'",
2075                                    line, pos);
2076                         return 1;
2077                 }
2078         } else if (os_strcmp(buf, "wds_sta") == 0) {
2079                 bss->wds_sta = atoi(pos);
2080         } else if (os_strcmp(buf, "start_disabled") == 0) {
2081                 bss->start_disabled = atoi(pos);
2082         } else if (os_strcmp(buf, "ap_isolate") == 0) {
2083                 bss->isolate = atoi(pos);
2084         } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
2085                 bss->ap_max_inactivity = atoi(pos);
2086         } else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
2087                 bss->skip_inactivity_poll = atoi(pos);
2088         } else if (os_strcmp(buf, "country_code") == 0) {
2089                 os_memcpy(conf->country, pos, 2);
2090                 /* FIX: make this configurable */
2091                 conf->country[2] = ' ';
2092         } else if (os_strcmp(buf, "ieee80211d") == 0) {
2093                 conf->ieee80211d = atoi(pos);
2094         } else if (os_strcmp(buf, "ieee80211h") == 0) {
2095                 conf->ieee80211h = atoi(pos);
2096         } else if (os_strcmp(buf, "ieee8021x") == 0) {
2097                 bss->ieee802_1x = atoi(pos);
2098         } else if (os_strcmp(buf, "eapol_version") == 0) {
2099                 bss->eapol_version = atoi(pos);
2100                 if (bss->eapol_version < 1 || bss->eapol_version > 2) {
2101                         wpa_printf(MSG_ERROR,
2102                                    "Line %d: invalid EAPOL version (%d): '%s'.",
2103                                    line, bss->eapol_version, pos);
2104                         return 1;
2105                 }
2106                 wpa_printf(MSG_DEBUG, "eapol_version=%d", bss->eapol_version);
2107 #ifdef EAP_SERVER
2108         } else if (os_strcmp(buf, "eap_authenticator") == 0) {
2109                 bss->eap_server = atoi(pos);
2110                 wpa_printf(MSG_ERROR, "Line %d: obsolete eap_authenticator used; this has been renamed to eap_server", line);
2111         } else if (os_strcmp(buf, "eap_server") == 0) {
2112                 bss->eap_server = atoi(pos);
2113         } else if (os_strcmp(buf, "eap_user_file") == 0) {
2114                 if (hostapd_config_read_eap_user(pos, bss))
2115                         return 1;
2116         } else if (os_strcmp(buf, "ca_cert") == 0) {
2117                 os_free(bss->ca_cert);
2118                 bss->ca_cert = os_strdup(pos);
2119         } else if (os_strcmp(buf, "server_cert") == 0) {
2120                 os_free(bss->server_cert);
2121                 bss->server_cert = os_strdup(pos);
2122         } else if (os_strcmp(buf, "private_key") == 0) {
2123                 os_free(bss->private_key);
2124                 bss->private_key = os_strdup(pos);
2125         } else if (os_strcmp(buf, "private_key_passwd") == 0) {
2126                 os_free(bss->private_key_passwd);
2127                 bss->private_key_passwd = os_strdup(pos);
2128         } else if (os_strcmp(buf, "check_crl") == 0) {
2129                 bss->check_crl = atoi(pos);
2130         } else if (os_strcmp(buf, "tls_session_lifetime") == 0) {
2131                 bss->tls_session_lifetime = atoi(pos);
2132         } else if (os_strcmp(buf, "ocsp_stapling_response") == 0) {
2133                 os_free(bss->ocsp_stapling_response);
2134                 bss->ocsp_stapling_response = os_strdup(pos);
2135         } else if (os_strcmp(buf, "ocsp_stapling_response_multi") == 0) {
2136                 os_free(bss->ocsp_stapling_response_multi);
2137                 bss->ocsp_stapling_response_multi = os_strdup(pos);
2138         } else if (os_strcmp(buf, "dh_file") == 0) {
2139                 os_free(bss->dh_file);
2140                 bss->dh_file = os_strdup(pos);
2141         } else if (os_strcmp(buf, "openssl_ciphers") == 0) {
2142                 os_free(bss->openssl_ciphers);
2143                 bss->openssl_ciphers = os_strdup(pos);
2144         } else if (os_strcmp(buf, "fragment_size") == 0) {
2145                 bss->fragment_size = atoi(pos);
2146 #ifdef EAP_SERVER_FAST
2147         } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
2148                 os_free(bss->pac_opaque_encr_key);
2149                 bss->pac_opaque_encr_key = os_malloc(16);
2150                 if (bss->pac_opaque_encr_key == NULL) {
2151                         wpa_printf(MSG_ERROR,
2152                                    "Line %d: No memory for pac_opaque_encr_key",
2153                                    line);
2154                         return 1;
2155                 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 16)) {
2156                         wpa_printf(MSG_ERROR, "Line %d: Invalid pac_opaque_encr_key",
2157                                    line);
2158                         return 1;
2159                 }
2160         } else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
2161                 size_t idlen = os_strlen(pos);
2162                 if (idlen & 1) {
2163                         wpa_printf(MSG_ERROR, "Line %d: Invalid eap_fast_a_id",
2164                                    line);
2165                         return 1;
2166                 }
2167                 os_free(bss->eap_fast_a_id);
2168                 bss->eap_fast_a_id = os_malloc(idlen / 2);
2169                 if (bss->eap_fast_a_id == NULL ||
2170                     hexstr2bin(pos, bss->eap_fast_a_id, idlen / 2)) {
2171                         wpa_printf(MSG_ERROR, "Line %d: Failed to parse eap_fast_a_id",
2172                                    line);
2173                         os_free(bss->eap_fast_a_id);
2174                         bss->eap_fast_a_id = NULL;
2175                         return 1;
2176                 } else {
2177                         bss->eap_fast_a_id_len = idlen / 2;
2178                 }
2179         } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
2180                 os_free(bss->eap_fast_a_id_info);
2181                 bss->eap_fast_a_id_info = os_strdup(pos);
2182         } else if (os_strcmp(buf, "eap_fast_prov") == 0) {
2183                 bss->eap_fast_prov = atoi(pos);
2184         } else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
2185                 bss->pac_key_lifetime = atoi(pos);
2186         } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
2187                 bss->pac_key_refresh_time = atoi(pos);
2188 #endif /* EAP_SERVER_FAST */
2189 #ifdef EAP_SERVER_SIM
2190         } else if (os_strcmp(buf, "eap_sim_db") == 0) {
2191                 os_free(bss->eap_sim_db);
2192                 bss->eap_sim_db = os_strdup(pos);
2193         } else if (os_strcmp(buf, "eap_sim_db_timeout") == 0) {
2194                 bss->eap_sim_db_timeout = atoi(pos);
2195         } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
2196                 bss->eap_sim_aka_result_ind = atoi(pos);
2197 #endif /* EAP_SERVER_SIM */
2198 #ifdef EAP_SERVER_TNC
2199         } else if (os_strcmp(buf, "tnc") == 0) {
2200                 bss->tnc = atoi(pos);
2201 #endif /* EAP_SERVER_TNC */
2202 #ifdef EAP_SERVER_PWD
2203         } else if (os_strcmp(buf, "pwd_group") == 0) {
2204                 bss->pwd_group = atoi(pos);
2205 #endif /* EAP_SERVER_PWD */
2206         } else if (os_strcmp(buf, "eap_server_erp") == 0) {
2207                 bss->eap_server_erp = atoi(pos);
2208 #endif /* EAP_SERVER */
2209         } else if (os_strcmp(buf, "eap_message") == 0) {
2210                 char *term;
2211                 os_free(bss->eap_req_id_text);
2212                 bss->eap_req_id_text = os_strdup(pos);
2213                 if (bss->eap_req_id_text == NULL) {
2214                         wpa_printf(MSG_ERROR, "Line %d: Failed to allocate memory for eap_req_id_text",
2215                                    line);
2216                         return 1;
2217                 }
2218                 bss->eap_req_id_text_len = os_strlen(bss->eap_req_id_text);
2219                 term = os_strstr(bss->eap_req_id_text, "\\0");
2220                 if (term) {
2221                         *term++ = '\0';
2222                         os_memmove(term, term + 1,
2223                                    bss->eap_req_id_text_len -
2224                                    (term - bss->eap_req_id_text) - 1);
2225                         bss->eap_req_id_text_len--;
2226                 }
2227         } else if (os_strcmp(buf, "erp_send_reauth_start") == 0) {
2228                 bss->erp_send_reauth_start = atoi(pos);
2229         } else if (os_strcmp(buf, "erp_domain") == 0) {
2230                 os_free(bss->erp_domain);
2231                 bss->erp_domain = os_strdup(pos);
2232         } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
2233                 bss->default_wep_key_len = atoi(pos);
2234                 if (bss->default_wep_key_len > 13) {
2235                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %lu (= %lu bits)",
2236                                    line,
2237                                    (unsigned long) bss->default_wep_key_len,
2238                                    (unsigned long)
2239                                    bss->default_wep_key_len * 8);
2240                         return 1;
2241                 }
2242         } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
2243                 bss->individual_wep_key_len = atoi(pos);
2244                 if (bss->individual_wep_key_len < 0 ||
2245                     bss->individual_wep_key_len > 13) {
2246                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %d (= %d bits)",
2247                                    line, bss->individual_wep_key_len,
2248                                    bss->individual_wep_key_len * 8);
2249                         return 1;
2250                 }
2251         } else if (os_strcmp(buf, "wep_rekey_period") == 0) {
2252                 bss->wep_rekeying_period = atoi(pos);
2253                 if (bss->wep_rekeying_period < 0) {
2254                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2255                                    line, bss->wep_rekeying_period);
2256                         return 1;
2257                 }
2258         } else if (os_strcmp(buf, "eap_reauth_period") == 0) {
2259                 bss->eap_reauth_period = atoi(pos);
2260                 if (bss->eap_reauth_period < 0) {
2261                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2262                                    line, bss->eap_reauth_period);
2263                         return 1;
2264                 }
2265         } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
2266                 bss->eapol_key_index_workaround = atoi(pos);
2267 #ifdef CONFIG_IAPP
2268         } else if (os_strcmp(buf, "iapp_interface") == 0) {
2269                 bss->ieee802_11f = 1;
2270                 os_strlcpy(bss->iapp_iface, pos, sizeof(bss->iapp_iface));
2271 #endif /* CONFIG_IAPP */
2272         } else if (os_strcmp(buf, "own_ip_addr") == 0) {
2273                 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
2274                         wpa_printf(MSG_ERROR,
2275                                    "Line %d: invalid IP address '%s'",
2276                                    line, pos);
2277                         return 1;
2278                 }
2279         } else if (os_strcmp(buf, "nas_identifier") == 0) {
2280                 os_free(bss->nas_identifier);
2281                 bss->nas_identifier = os_strdup(pos);
2282 #ifndef CONFIG_NO_RADIUS
2283         } else if (os_strcmp(buf, "radius_client_addr") == 0) {
2284                 if (hostapd_parse_ip_addr(pos, &bss->radius->client_addr)) {
2285                         wpa_printf(MSG_ERROR,
2286                                    "Line %d: invalid IP address '%s'",
2287                                    line, pos);
2288                         return 1;
2289                 }
2290                 bss->radius->force_client_addr = 1;
2291         } else if (os_strcmp(buf, "auth_server_addr") == 0) {
2292                 if (hostapd_config_read_radius_addr(
2293                             &bss->radius->auth_servers,
2294                             &bss->radius->num_auth_servers, pos, 1812,
2295                             &bss->radius->auth_server)) {
2296                         wpa_printf(MSG_ERROR,
2297                                    "Line %d: invalid IP address '%s'",
2298                                    line, pos);
2299                         return 1;
2300                 }
2301         } else if (bss->radius->auth_server &&
2302                    os_strcmp(buf, "auth_server_addr_replace") == 0) {
2303                 if (hostapd_parse_ip_addr(pos,
2304                                           &bss->radius->auth_server->addr)) {
2305                         wpa_printf(MSG_ERROR,
2306                                    "Line %d: invalid IP address '%s'",
2307                                    line, pos);
2308                         return 1;
2309                 }
2310         } else if (bss->radius->auth_server &&
2311                    os_strcmp(buf, "auth_server_port") == 0) {
2312                 bss->radius->auth_server->port = atoi(pos);
2313         } else if (bss->radius->auth_server &&
2314                    os_strcmp(buf, "auth_server_shared_secret") == 0) {
2315                 int len = os_strlen(pos);
2316                 if (len == 0) {
2317                         /* RFC 2865, Ch. 3 */
2318                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2319                                    line);
2320                         return 1;
2321                 }
2322                 os_free(bss->radius->auth_server->shared_secret);
2323                 bss->radius->auth_server->shared_secret = (u8 *) os_strdup(pos);
2324                 bss->radius->auth_server->shared_secret_len = len;
2325         } else if (os_strcmp(buf, "acct_server_addr") == 0) {
2326                 if (hostapd_config_read_radius_addr(
2327                             &bss->radius->acct_servers,
2328                             &bss->radius->num_acct_servers, pos, 1813,
2329                             &bss->radius->acct_server)) {
2330                         wpa_printf(MSG_ERROR,
2331                                    "Line %d: invalid IP address '%s'",
2332                                    line, pos);
2333                         return 1;
2334                 }
2335         } else if (bss->radius->acct_server &&
2336                    os_strcmp(buf, "acct_server_addr_replace") == 0) {
2337                 if (hostapd_parse_ip_addr(pos,
2338                                           &bss->radius->acct_server->addr)) {
2339                         wpa_printf(MSG_ERROR,
2340                                    "Line %d: invalid IP address '%s'",
2341                                    line, pos);
2342                         return 1;
2343                 }
2344         } else if (bss->radius->acct_server &&
2345                    os_strcmp(buf, "acct_server_port") == 0) {
2346                 bss->radius->acct_server->port = atoi(pos);
2347         } else if (bss->radius->acct_server &&
2348                    os_strcmp(buf, "acct_server_shared_secret") == 0) {
2349                 int len = os_strlen(pos);
2350                 if (len == 0) {
2351                         /* RFC 2865, Ch. 3 */
2352                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2353                                    line);
2354                         return 1;
2355                 }
2356                 os_free(bss->radius->acct_server->shared_secret);
2357                 bss->radius->acct_server->shared_secret = (u8 *) os_strdup(pos);
2358                 bss->radius->acct_server->shared_secret_len = len;
2359         } else if (os_strcmp(buf, "radius_retry_primary_interval") == 0) {
2360                 bss->radius->retry_primary_interval = atoi(pos);
2361         } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) {
2362                 bss->acct_interim_interval = atoi(pos);
2363         } else if (os_strcmp(buf, "radius_request_cui") == 0) {
2364                 bss->radius_request_cui = atoi(pos);
2365         } else if (os_strcmp(buf, "radius_auth_req_attr") == 0) {
2366                 struct hostapd_radius_attr *attr, *a;
2367                 attr = hostapd_parse_radius_attr(pos);
2368                 if (attr == NULL) {
2369                         wpa_printf(MSG_ERROR,
2370                                    "Line %d: invalid radius_auth_req_attr",
2371                                    line);
2372                         return 1;
2373                 } else if (bss->radius_auth_req_attr == NULL) {
2374                         bss->radius_auth_req_attr = attr;
2375                 } else {
2376                         a = bss->radius_auth_req_attr;
2377                         while (a->next)
2378                                 a = a->next;
2379                         a->next = attr;
2380                 }
2381         } else if (os_strcmp(buf, "radius_acct_req_attr") == 0) {
2382                 struct hostapd_radius_attr *attr, *a;
2383                 attr = hostapd_parse_radius_attr(pos);
2384                 if (attr == NULL) {
2385                         wpa_printf(MSG_ERROR,
2386                                    "Line %d: invalid radius_acct_req_attr",
2387                                    line);
2388                         return 1;
2389                 } else if (bss->radius_acct_req_attr == NULL) {
2390                         bss->radius_acct_req_attr = attr;
2391                 } else {
2392                         a = bss->radius_acct_req_attr;
2393                         while (a->next)
2394                                 a = a->next;
2395                         a->next = attr;
2396                 }
2397         } else if (os_strcmp(buf, "radius_das_port") == 0) {
2398                 bss->radius_das_port = atoi(pos);
2399         } else if (os_strcmp(buf, "radius_das_client") == 0) {
2400                 if (hostapd_parse_das_client(bss, pos) < 0) {
2401                         wpa_printf(MSG_ERROR, "Line %d: invalid DAS client",
2402                                    line);
2403                         return 1;
2404                 }
2405         } else if (os_strcmp(buf, "radius_das_time_window") == 0) {
2406                 bss->radius_das_time_window = atoi(pos);
2407         } else if (os_strcmp(buf, "radius_das_require_event_timestamp") == 0) {
2408                 bss->radius_das_require_event_timestamp = atoi(pos);
2409 #endif /* CONFIG_NO_RADIUS */
2410         } else if (os_strcmp(buf, "auth_algs") == 0) {
2411                 bss->auth_algs = atoi(pos);
2412                 if (bss->auth_algs == 0) {
2413                         wpa_printf(MSG_ERROR, "Line %d: no authentication algorithms allowed",
2414                                    line);
2415                         return 1;
2416                 }
2417         } else if (os_strcmp(buf, "max_num_sta") == 0) {
2418                 bss->max_num_sta = atoi(pos);
2419                 if (bss->max_num_sta < 0 ||
2420                     bss->max_num_sta > MAX_STA_COUNT) {
2421                         wpa_printf(MSG_ERROR, "Line %d: Invalid max_num_sta=%d; allowed range 0..%d",
2422                                    line, bss->max_num_sta, MAX_STA_COUNT);
2423                         return 1;
2424                 }
2425         } else if (os_strcmp(buf, "wpa") == 0) {
2426                 bss->wpa = atoi(pos);
2427         } else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
2428                 bss->wpa_group_rekey = atoi(pos);
2429         } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
2430                 bss->wpa_strict_rekey = atoi(pos);
2431         } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
2432                 bss->wpa_gmk_rekey = atoi(pos);
2433         } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
2434                 bss->wpa_ptk_rekey = atoi(pos);
2435         } else if (os_strcmp(buf, "wpa_passphrase") == 0) {
2436                 int len = os_strlen(pos);
2437                 if (len < 8 || len > 63) {
2438                         wpa_printf(MSG_ERROR, "Line %d: invalid WPA passphrase length %d (expected 8..63)",
2439                                    line, len);
2440                         return 1;
2441                 }
2442                 os_free(bss->ssid.wpa_passphrase);
2443                 bss->ssid.wpa_passphrase = os_strdup(pos);
2444                 if (bss->ssid.wpa_passphrase) {
2445                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2446                         bss->ssid.wpa_passphrase_set = 1;
2447                 }
2448         } else if (os_strcmp(buf, "wpa_psk") == 0) {
2449                 hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2450                 bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
2451                 if (bss->ssid.wpa_psk == NULL)
2452                         return 1;
2453                 if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, PMK_LEN) ||
2454                     pos[PMK_LEN * 2] != '\0') {
2455                         wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
2456                                    line, pos);
2457                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2458                         return 1;
2459                 }
2460                 bss->ssid.wpa_psk->group = 1;
2461                 os_free(bss->ssid.wpa_passphrase);
2462                 bss->ssid.wpa_passphrase = NULL;
2463                 bss->ssid.wpa_psk_set = 1;
2464         } else if (os_strcmp(buf, "wpa_psk_file") == 0) {
2465                 os_free(bss->ssid.wpa_psk_file);
2466                 bss->ssid.wpa_psk_file = os_strdup(pos);
2467                 if (!bss->ssid.wpa_psk_file) {
2468                         wpa_printf(MSG_ERROR, "Line %d: allocation failed",
2469                                    line);
2470                         return 1;
2471                 }
2472         } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
2473                 bss->wpa_key_mgmt = hostapd_config_parse_key_mgmt(line, pos);
2474                 if (bss->wpa_key_mgmt == -1)
2475                         return 1;
2476         } else if (os_strcmp(buf, "wpa_psk_radius") == 0) {
2477                 bss->wpa_psk_radius = atoi(pos);
2478                 if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED &&
2479                     bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED &&
2480                     bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) {
2481                         wpa_printf(MSG_ERROR,
2482                                    "Line %d: unknown wpa_psk_radius %d",
2483                                    line, bss->wpa_psk_radius);
2484                         return 1;
2485                 }
2486         } else if (os_strcmp(buf, "wpa_pairwise") == 0) {
2487                 bss->wpa_pairwise = hostapd_config_parse_cipher(line, pos);
2488                 if (bss->wpa_pairwise == -1 || bss->wpa_pairwise == 0)
2489                         return 1;
2490                 if (bss->wpa_pairwise &
2491                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2492                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2493                                    bss->wpa_pairwise, pos);
2494                         return 1;
2495                 }
2496         } else if (os_strcmp(buf, "rsn_pairwise") == 0) {
2497                 bss->rsn_pairwise = hostapd_config_parse_cipher(line, pos);
2498                 if (bss->rsn_pairwise == -1 || bss->rsn_pairwise == 0)
2499                         return 1;
2500                 if (bss->rsn_pairwise &
2501                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2502                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2503                                    bss->rsn_pairwise, pos);
2504                         return 1;
2505                 }
2506 #ifdef CONFIG_RSN_PREAUTH
2507         } else if (os_strcmp(buf, "rsn_preauth") == 0) {
2508                 bss->rsn_preauth = atoi(pos);
2509         } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
2510                 os_free(bss->rsn_preauth_interfaces);
2511                 bss->rsn_preauth_interfaces = os_strdup(pos);
2512 #endif /* CONFIG_RSN_PREAUTH */
2513 #ifdef CONFIG_PEERKEY
2514         } else if (os_strcmp(buf, "peerkey") == 0) {
2515                 bss->peerkey = atoi(pos);
2516 #endif /* CONFIG_PEERKEY */
2517 #ifdef CONFIG_IEEE80211R
2518         } else if (os_strcmp(buf, "mobility_domain") == 0) {
2519                 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
2520                     hexstr2bin(pos, bss->mobility_domain,
2521                                MOBILITY_DOMAIN_ID_LEN) != 0) {
2522                         wpa_printf(MSG_ERROR,
2523                                    "Line %d: Invalid mobility_domain '%s'",
2524                                    line, pos);
2525                         return 1;
2526                 }
2527         } else if (os_strcmp(buf, "r1_key_holder") == 0) {
2528                 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
2529                     hexstr2bin(pos, bss->r1_key_holder, FT_R1KH_ID_LEN) != 0) {
2530                         wpa_printf(MSG_ERROR,
2531                                    "Line %d: Invalid r1_key_holder '%s'",
2532                                    line, pos);
2533                         return 1;
2534                 }
2535         } else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
2536                 bss->r0_key_lifetime = atoi(pos);
2537         } else if (os_strcmp(buf, "reassociation_deadline") == 0) {
2538                 bss->reassociation_deadline = atoi(pos);
2539         } else if (os_strcmp(buf, "r0kh") == 0) {
2540                 if (add_r0kh(bss, pos) < 0) {
2541                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r0kh '%s'",
2542                                    line, pos);
2543                         return 1;
2544                 }
2545         } else if (os_strcmp(buf, "r1kh") == 0) {
2546                 if (add_r1kh(bss, pos) < 0) {
2547                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r1kh '%s'",
2548                                    line, pos);
2549                         return 1;
2550                 }
2551         } else if (os_strcmp(buf, "pmk_r1_push") == 0) {
2552                 bss->pmk_r1_push = atoi(pos);
2553         } else if (os_strcmp(buf, "ft_over_ds") == 0) {
2554                 bss->ft_over_ds = atoi(pos);
2555 #endif /* CONFIG_IEEE80211R */
2556 #ifndef CONFIG_NO_CTRL_IFACE
2557         } else if (os_strcmp(buf, "ctrl_interface") == 0) {
2558                 os_free(bss->ctrl_interface);
2559                 bss->ctrl_interface = os_strdup(pos);
2560         } else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
2561 #ifndef CONFIG_NATIVE_WINDOWS
2562                 struct group *grp;
2563                 char *endp;
2564                 const char *group = pos;
2565
2566                 grp = getgrnam(group);
2567                 if (grp) {
2568                         bss->ctrl_interface_gid = grp->gr_gid;
2569                         bss->ctrl_interface_gid_set = 1;
2570                         wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d (from group name '%s')",
2571                                    bss->ctrl_interface_gid, group);
2572                         return 0;
2573                 }
2574
2575                 /* Group name not found - try to parse this as gid */
2576                 bss->ctrl_interface_gid = strtol(group, &endp, 10);
2577                 if (*group == '\0' || *endp != '\0') {
2578                         wpa_printf(MSG_DEBUG, "Line %d: Invalid group '%s'",
2579                                    line, group);
2580                         return 1;
2581                 }
2582                 bss->ctrl_interface_gid_set = 1;
2583                 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
2584                            bss->ctrl_interface_gid);
2585 #endif /* CONFIG_NATIVE_WINDOWS */
2586 #endif /* CONFIG_NO_CTRL_IFACE */
2587 #ifdef RADIUS_SERVER
2588         } else if (os_strcmp(buf, "radius_server_clients") == 0) {
2589                 os_free(bss->radius_server_clients);
2590                 bss->radius_server_clients = os_strdup(pos);
2591         } else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
2592                 bss->radius_server_auth_port = atoi(pos);
2593         } else if (os_strcmp(buf, "radius_server_acct_port") == 0) {
2594                 bss->radius_server_acct_port = atoi(pos);
2595         } else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
2596                 bss->radius_server_ipv6 = atoi(pos);
2597 #endif /* RADIUS_SERVER */
2598         } else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
2599                 bss->use_pae_group_addr = atoi(pos);
2600         } else if (os_strcmp(buf, "hw_mode") == 0) {
2601                 if (os_strcmp(pos, "a") == 0)
2602                         conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
2603                 else if (os_strcmp(pos, "b") == 0)
2604                         conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
2605                 else if (os_strcmp(pos, "g") == 0)
2606                         conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
2607                 else if (os_strcmp(pos, "ad") == 0)
2608                         conf->hw_mode = HOSTAPD_MODE_IEEE80211AD;
2609                 else if (os_strcmp(pos, "any") == 0)
2610                         conf->hw_mode = HOSTAPD_MODE_IEEE80211ANY;
2611                 else {
2612                         wpa_printf(MSG_ERROR, "Line %d: unknown hw_mode '%s'",
2613                                    line, pos);
2614                         return 1;
2615                 }
2616         } else if (os_strcmp(buf, "wps_rf_bands") == 0) {
2617                 if (os_strcmp(pos, "ad") == 0)
2618                         bss->wps_rf_bands = WPS_RF_60GHZ;
2619                 else if (os_strcmp(pos, "a") == 0)
2620                         bss->wps_rf_bands = WPS_RF_50GHZ;
2621                 else if (os_strcmp(pos, "g") == 0 ||
2622                          os_strcmp(pos, "b") == 0)
2623                         bss->wps_rf_bands = WPS_RF_24GHZ;
2624                 else if (os_strcmp(pos, "ag") == 0 ||
2625                          os_strcmp(pos, "ga") == 0)
2626                         bss->wps_rf_bands = WPS_RF_24GHZ | WPS_RF_50GHZ;
2627                 else {
2628                         wpa_printf(MSG_ERROR,
2629                                    "Line %d: unknown wps_rf_band '%s'",
2630                                    line, pos);
2631                         return 1;
2632                 }
2633         } else if (os_strcmp(buf, "channel") == 0) {
2634                 if (os_strcmp(pos, "acs_survey") == 0) {
2635 #ifndef CONFIG_ACS
2636                         wpa_printf(MSG_ERROR, "Line %d: tries to enable ACS but CONFIG_ACS disabled",
2637                                    line);
2638                         return 1;
2639 #else /* CONFIG_ACS */
2640                         conf->acs = 1;
2641                         conf->channel = 0;
2642 #endif /* CONFIG_ACS */
2643                 } else {
2644                         conf->channel = atoi(pos);
2645                         conf->acs = conf->channel == 0;
2646                 }
2647         } else if (os_strcmp(buf, "chanlist") == 0) {
2648                 if (hostapd_parse_chanlist(conf, pos)) {
2649                         wpa_printf(MSG_ERROR, "Line %d: invalid channel list",
2650                                    line);
2651                         return 1;
2652                 }
2653         } else if (os_strcmp(buf, "beacon_int") == 0) {
2654                 int val = atoi(pos);
2655                 /* MIB defines range as 1..65535, but very small values
2656                  * cause problems with the current implementation.
2657                  * Since it is unlikely that this small numbers are
2658                  * useful in real life scenarios, do not allow beacon
2659                  * period to be set below 15 TU. */
2660                 if (val < 15 || val > 65535) {
2661                         wpa_printf(MSG_ERROR, "Line %d: invalid beacon_int %d (expected 15..65535)",
2662                                    line, val);
2663                         return 1;
2664                 }
2665                 conf->beacon_int = val;
2666 #ifdef CONFIG_ACS
2667         } else if (os_strcmp(buf, "acs_num_scans") == 0) {
2668                 int val = atoi(pos);
2669                 if (val <= 0 || val > 100) {
2670                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_num_scans %d (expected 1..100)",
2671                                    line, val);
2672                         return 1;
2673                 }
2674                 conf->acs_num_scans = val;
2675         } else if (os_strcmp(buf, "acs_chan_bias") == 0) {
2676                 if (hostapd_config_parse_acs_chan_bias(conf, pos)) {
2677                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_chan_bias",
2678                                    line);
2679                         return -1;
2680                 }
2681 #endif /* CONFIG_ACS */
2682         } else if (os_strcmp(buf, "dtim_period") == 0) {
2683                 bss->dtim_period = atoi(pos);
2684                 if (bss->dtim_period < 1 || bss->dtim_period > 255) {
2685                         wpa_printf(MSG_ERROR, "Line %d: invalid dtim_period %d",
2686                                    line, bss->dtim_period);
2687                         return 1;
2688                 }
2689         } else if (os_strcmp(buf, "bss_load_update_period") == 0) {
2690                 bss->bss_load_update_period = atoi(pos);
2691                 if (bss->bss_load_update_period < 0 ||
2692                     bss->bss_load_update_period > 100) {
2693                         wpa_printf(MSG_ERROR,
2694                                    "Line %d: invalid bss_load_update_period %d",
2695                                    line, bss->bss_load_update_period);
2696                         return 1;
2697                 }
2698         } else if (os_strcmp(buf, "rts_threshold") == 0) {
2699                 conf->rts_threshold = atoi(pos);
2700                 if (conf->rts_threshold < -1 || conf->rts_threshold > 65535) {
2701                         wpa_printf(MSG_ERROR,
2702                                    "Line %d: invalid rts_threshold %d",
2703                                    line, conf->rts_threshold);
2704                         return 1;
2705                 }
2706         } else if (os_strcmp(buf, "fragm_threshold") == 0) {
2707                 conf->fragm_threshold = atoi(pos);
2708                 if (conf->fragm_threshold == -1) {
2709                         /* allow a value of -1 */
2710                 } else if (conf->fragm_threshold < 256 ||
2711                            conf->fragm_threshold > 2346) {
2712                         wpa_printf(MSG_ERROR,
2713                                    "Line %d: invalid fragm_threshold %d",
2714                                    line, conf->fragm_threshold);
2715                         return 1;
2716                 }
2717         } else if (os_strcmp(buf, "send_probe_response") == 0) {
2718                 int val = atoi(pos);
2719                 if (val != 0 && val != 1) {
2720                         wpa_printf(MSG_ERROR, "Line %d: invalid send_probe_response %d (expected 0 or 1)",
2721                                    line, val);
2722                         return 1;
2723                 }
2724                 conf->send_probe_response = val;
2725         } else if (os_strcmp(buf, "supported_rates") == 0) {
2726                 if (hostapd_parse_intlist(&conf->supported_rates, pos)) {
2727                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2728                                    line);
2729                         return 1;
2730                 }
2731         } else if (os_strcmp(buf, "basic_rates") == 0) {
2732                 if (hostapd_parse_intlist(&conf->basic_rates, pos)) {
2733                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2734                                    line);
2735                         return 1;
2736                 }
2737         } else if (os_strcmp(buf, "preamble") == 0) {
2738                 if (atoi(pos))
2739                         conf->preamble = SHORT_PREAMBLE;
2740                 else
2741                         conf->preamble = LONG_PREAMBLE;
2742         } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
2743                 bss->ignore_broadcast_ssid = atoi(pos);
2744         } else if (os_strcmp(buf, "no_probe_resp_if_max_sta") == 0) {
2745                 bss->no_probe_resp_if_max_sta = atoi(pos);
2746         } else if (os_strcmp(buf, "wep_default_key") == 0) {
2747                 bss->ssid.wep.idx = atoi(pos);
2748                 if (bss->ssid.wep.idx > 3) {
2749                         wpa_printf(MSG_ERROR,
2750                                    "Invalid wep_default_key index %d",
2751                                    bss->ssid.wep.idx);
2752                         return 1;
2753                 }
2754         } else if (os_strcmp(buf, "wep_key0") == 0 ||
2755                    os_strcmp(buf, "wep_key1") == 0 ||
2756                    os_strcmp(buf, "wep_key2") == 0 ||
2757                    os_strcmp(buf, "wep_key3") == 0) {
2758                 if (hostapd_config_read_wep(&bss->ssid.wep,
2759                                             buf[7] - '0', pos)) {
2760                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key '%s'",
2761                                    line, buf);
2762                         return 1;
2763                 }
2764 #ifndef CONFIG_NO_VLAN
2765         } else if (os_strcmp(buf, "dynamic_vlan") == 0) {
2766                 bss->ssid.dynamic_vlan = atoi(pos);
2767         } else if (os_strcmp(buf, "vlan_file") == 0) {
2768                 if (hostapd_config_read_vlan_file(bss, pos)) {
2769                         wpa_printf(MSG_ERROR, "Line %d: failed to read VLAN file '%s'",
2770                                    line, pos);
2771                         return 1;
2772                 }
2773         } else if (os_strcmp(buf, "vlan_naming") == 0) {
2774                 bss->ssid.vlan_naming = atoi(pos);
2775                 if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END ||
2776                     bss->ssid.vlan_naming < 0) {
2777                         wpa_printf(MSG_ERROR,
2778                                    "Line %d: invalid naming scheme %d",
2779                                    line, bss->ssid.vlan_naming);
2780                         return 1;
2781                 }
2782 #ifdef CONFIG_FULL_DYNAMIC_VLAN
2783         } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
2784                 os_free(bss->ssid.vlan_tagged_interface);
2785                 bss->ssid.vlan_tagged_interface = os_strdup(pos);
2786 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
2787 #endif /* CONFIG_NO_VLAN */
2788         } else if (os_strcmp(buf, "ap_table_max_size") == 0) {
2789                 conf->ap_table_max_size = atoi(pos);
2790         } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
2791                 conf->ap_table_expiration_time = atoi(pos);
2792         } else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
2793                 if (hostapd_config_tx_queue(conf, buf, pos)) {
2794                         wpa_printf(MSG_ERROR, "Line %d: invalid TX queue item",
2795                                    line);
2796                         return 1;
2797                 }
2798         } else if (os_strcmp(buf, "wme_enabled") == 0 ||
2799                    os_strcmp(buf, "wmm_enabled") == 0) {
2800                 bss->wmm_enabled = atoi(pos);
2801         } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) {
2802                 bss->wmm_uapsd = atoi(pos);
2803         } else if (os_strncmp(buf, "wme_ac_", 7) == 0 ||
2804                    os_strncmp(buf, "wmm_ac_", 7) == 0) {
2805                 if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, pos)) {
2806                         wpa_printf(MSG_ERROR, "Line %d: invalid WMM ac item",
2807                                    line);
2808                         return 1;
2809                 }
2810         } else if (os_strcmp(buf, "bss") == 0) {
2811                 if (hostapd_config_bss(conf, pos)) {
2812                         wpa_printf(MSG_ERROR, "Line %d: invalid bss item",
2813                                    line);
2814                         return 1;
2815                 }
2816         } else if (os_strcmp(buf, "bssid") == 0) {
2817                 if (hwaddr_aton(pos, bss->bssid)) {
2818                         wpa_printf(MSG_ERROR, "Line %d: invalid bssid item",
2819                                    line);
2820                         return 1;
2821                 }
2822 #ifdef CONFIG_IEEE80211W
2823         } else if (os_strcmp(buf, "ieee80211w") == 0) {
2824                 bss->ieee80211w = atoi(pos);
2825         } else if (os_strcmp(buf, "group_mgmt_cipher") == 0) {
2826                 if (os_strcmp(pos, "AES-128-CMAC") == 0) {
2827                         bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
2828                 } else if (os_strcmp(pos, "BIP-GMAC-128") == 0) {
2829                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_128;
2830                 } else if (os_strcmp(pos, "BIP-GMAC-256") == 0) {
2831                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_256;
2832                 } else if (os_strcmp(pos, "BIP-CMAC-256") == 0) {
2833                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_CMAC_256;
2834                 } else {
2835                         wpa_printf(MSG_ERROR, "Line %d: invalid group_mgmt_cipher: %s",
2836                                    line, pos);
2837                         return 1;
2838                 }
2839         } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
2840                 bss->assoc_sa_query_max_timeout = atoi(pos);
2841                 if (bss->assoc_sa_query_max_timeout == 0) {
2842                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_max_timeout",
2843                                    line);
2844                         return 1;
2845                 }
2846         } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) {
2847                 bss->assoc_sa_query_retry_timeout = atoi(pos);
2848                 if (bss->assoc_sa_query_retry_timeout == 0) {
2849                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_retry_timeout",
2850                                    line);
2851                         return 1;
2852                 }
2853 #endif /* CONFIG_IEEE80211W */
2854 #ifdef CONFIG_IEEE80211N
2855         } else if (os_strcmp(buf, "ieee80211n") == 0) {
2856                 conf->ieee80211n = atoi(pos);
2857         } else if (os_strcmp(buf, "ht_capab") == 0) {
2858                 if (hostapd_config_ht_capab(conf, pos) < 0) {
2859                         wpa_printf(MSG_ERROR, "Line %d: invalid ht_capab",
2860                                    line);
2861                         return 1;
2862                 }
2863         } else if (os_strcmp(buf, "require_ht") == 0) {
2864                 conf->require_ht = atoi(pos);
2865         } else if (os_strcmp(buf, "obss_interval") == 0) {
2866                 conf->obss_interval = atoi(pos);
2867 #endif /* CONFIG_IEEE80211N */
2868 #ifdef CONFIG_IEEE80211AC
2869         } else if (os_strcmp(buf, "ieee80211ac") == 0) {
2870                 conf->ieee80211ac = atoi(pos);
2871         } else if (os_strcmp(buf, "vht_capab") == 0) {
2872                 if (hostapd_config_vht_capab(conf, pos) < 0) {
2873                         wpa_printf(MSG_ERROR, "Line %d: invalid vht_capab",
2874                                    line);
2875                         return 1;
2876                 }
2877         } else if (os_strcmp(buf, "require_vht") == 0) {
2878                 conf->require_vht = atoi(pos);
2879         } else if (os_strcmp(buf, "vht_oper_chwidth") == 0) {
2880                 conf->vht_oper_chwidth = atoi(pos);
2881         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) {
2882                 conf->vht_oper_centr_freq_seg0_idx = atoi(pos);
2883         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg1_idx") == 0) {
2884                 conf->vht_oper_centr_freq_seg1_idx = atoi(pos);
2885         } else if (os_strcmp(buf, "vendor_vht") == 0) {
2886                 bss->vendor_vht = atoi(pos);
2887 #endif /* CONFIG_IEEE80211AC */
2888         } else if (os_strcmp(buf, "max_listen_interval") == 0) {
2889                 bss->max_listen_interval = atoi(pos);
2890         } else if (os_strcmp(buf, "disable_pmksa_caching") == 0) {
2891                 bss->disable_pmksa_caching = atoi(pos);
2892         } else if (os_strcmp(buf, "okc") == 0) {
2893                 bss->okc = atoi(pos);
2894 #ifdef CONFIG_WPS
2895         } else if (os_strcmp(buf, "wps_state") == 0) {
2896                 bss->wps_state = atoi(pos);
2897                 if (bss->wps_state < 0 || bss->wps_state > 2) {
2898                         wpa_printf(MSG_ERROR, "Line %d: invalid wps_state",
2899                                    line);
2900                         return 1;
2901                 }
2902         } else if (os_strcmp(buf, "wps_independent") == 0) {
2903                 bss->wps_independent = atoi(pos);
2904         } else if (os_strcmp(buf, "ap_setup_locked") == 0) {
2905                 bss->ap_setup_locked = atoi(pos);
2906         } else if (os_strcmp(buf, "uuid") == 0) {
2907                 if (uuid_str2bin(pos, bss->uuid)) {
2908                         wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
2909                         return 1;
2910                 }
2911         } else if (os_strcmp(buf, "wps_pin_requests") == 0) {
2912                 os_free(bss->wps_pin_requests);
2913                 bss->wps_pin_requests = os_strdup(pos);
2914         } else if (os_strcmp(buf, "device_name") == 0) {
2915                 if (os_strlen(pos) > WPS_DEV_NAME_MAX_LEN) {
2916                         wpa_printf(MSG_ERROR, "Line %d: Too long "
2917                                    "device_name", line);
2918                         return 1;
2919                 }
2920                 os_free(bss->device_name);
2921                 bss->device_name = os_strdup(pos);
2922         } else if (os_strcmp(buf, "manufacturer") == 0) {
2923                 if (os_strlen(pos) > 64) {
2924                         wpa_printf(MSG_ERROR, "Line %d: Too long manufacturer",
2925                                    line);
2926                         return 1;
2927                 }
2928                 os_free(bss->manufacturer);
2929                 bss->manufacturer = os_strdup(pos);
2930         } else if (os_strcmp(buf, "model_name") == 0) {
2931                 if (os_strlen(pos) > 32) {
2932                         wpa_printf(MSG_ERROR, "Line %d: Too long model_name",
2933                                    line);
2934                         return 1;
2935                 }
2936                 os_free(bss->model_name);
2937                 bss->model_name = os_strdup(pos);
2938         } else if (os_strcmp(buf, "model_number") == 0) {
2939                 if (os_strlen(pos) > 32) {
2940                         wpa_printf(MSG_ERROR, "Line %d: Too long model_number",
2941                                    line);
2942                         return 1;
2943                 }
2944                 os_free(bss->model_number);
2945                 bss->model_number = os_strdup(pos);
2946         } else if (os_strcmp(buf, "serial_number") == 0) {
2947                 if (os_strlen(pos) > 32) {
2948                         wpa_printf(MSG_ERROR, "Line %d: Too long serial_number",
2949                                    line);
2950                         return 1;
2951                 }
2952                 os_free(bss->serial_number);
2953                 bss->serial_number = os_strdup(pos);
2954         } else if (os_strcmp(buf, "device_type") == 0) {
2955                 if (wps_dev_type_str2bin(pos, bss->device_type))
2956                         return 1;
2957         } else if (os_strcmp(buf, "config_methods") == 0) {
2958                 os_free(bss->config_methods);
2959                 bss->config_methods = os_strdup(pos);
2960         } else if (os_strcmp(buf, "os_version") == 0) {
2961                 if (hexstr2bin(pos, bss->os_version, 4)) {
2962                         wpa_printf(MSG_ERROR, "Line %d: invalid os_version",
2963                                    line);
2964                         return 1;
2965                 }
2966         } else if (os_strcmp(buf, "ap_pin") == 0) {
2967                 os_free(bss->ap_pin);
2968                 bss->ap_pin = os_strdup(pos);
2969         } else if (os_strcmp(buf, "skip_cred_build") == 0) {
2970                 bss->skip_cred_build = atoi(pos);
2971         } else if (os_strcmp(buf, "extra_cred") == 0) {
2972                 os_free(bss->extra_cred);
2973                 bss->extra_cred = (u8 *) os_readfile(pos, &bss->extra_cred_len);
2974                 if (bss->extra_cred == NULL) {
2975                         wpa_printf(MSG_ERROR, "Line %d: could not read Credentials from '%s'",
2976                                    line, pos);
2977                         return 1;
2978                 }
2979         } else if (os_strcmp(buf, "wps_cred_processing") == 0) {
2980                 bss->wps_cred_processing = atoi(pos);
2981         } else if (os_strcmp(buf, "ap_settings") == 0) {
2982                 os_free(bss->ap_settings);
2983                 bss->ap_settings =
2984                         (u8 *) os_readfile(pos, &bss->ap_settings_len);
2985                 if (bss->ap_settings == NULL) {
2986                         wpa_printf(MSG_ERROR, "Line %d: could not read AP Settings from '%s'",
2987                                    line, pos);
2988                         return 1;
2989                 }
2990         } else if (os_strcmp(buf, "upnp_iface") == 0) {
2991                 os_free(bss->upnp_iface);
2992                 bss->upnp_iface = os_strdup(pos);
2993         } else if (os_strcmp(buf, "friendly_name") == 0) {
2994                 os_free(bss->friendly_name);
2995                 bss->friendly_name = os_strdup(pos);
2996         } else if (os_strcmp(buf, "manufacturer_url") == 0) {
2997                 os_free(bss->manufacturer_url);
2998                 bss->manufacturer_url = os_strdup(pos);
2999         } else if (os_strcmp(buf, "model_description") == 0) {
3000                 os_free(bss->model_description);
3001                 bss->model_description = os_strdup(pos);
3002         } else if (os_strcmp(buf, "model_url") == 0) {
3003                 os_free(bss->model_url);
3004                 bss->model_url = os_strdup(pos);
3005         } else if (os_strcmp(buf, "upc") == 0) {
3006                 os_free(bss->upc);
3007                 bss->upc = os_strdup(pos);
3008         } else if (os_strcmp(buf, "pbc_in_m1") == 0) {
3009                 bss->pbc_in_m1 = atoi(pos);
3010         } else if (os_strcmp(buf, "server_id") == 0) {
3011                 os_free(bss->server_id);
3012                 bss->server_id = os_strdup(pos);
3013 #ifdef CONFIG_WPS_NFC
3014         } else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) {
3015                 bss->wps_nfc_dev_pw_id = atoi(pos);
3016                 if (bss->wps_nfc_dev_pw_id < 0x10 ||
3017                     bss->wps_nfc_dev_pw_id > 0xffff) {
3018                         wpa_printf(MSG_ERROR, "Line %d: Invalid wps_nfc_dev_pw_id value",
3019                                    line);
3020                         return 1;
3021                 }
3022                 bss->wps_nfc_pw_from_config = 1;
3023         } else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) {
3024                 wpabuf_free(bss->wps_nfc_dh_pubkey);
3025                 bss->wps_nfc_dh_pubkey = hostapd_parse_bin(pos);
3026                 bss->wps_nfc_pw_from_config = 1;
3027         } else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) {
3028                 wpabuf_free(bss->wps_nfc_dh_privkey);
3029                 bss->wps_nfc_dh_privkey = hostapd_parse_bin(pos);
3030                 bss->wps_nfc_pw_from_config = 1;
3031         } else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) {
3032                 wpabuf_free(bss->wps_nfc_dev_pw);
3033                 bss->wps_nfc_dev_pw = hostapd_parse_bin(pos);
3034                 bss->wps_nfc_pw_from_config = 1;
3035 #endif /* CONFIG_WPS_NFC */
3036 #endif /* CONFIG_WPS */
3037 #ifdef CONFIG_P2P_MANAGER
3038         } else if (os_strcmp(buf, "manage_p2p") == 0) {
3039                 if (atoi(pos))
3040                         bss->p2p |= P2P_MANAGE;
3041                 else
3042                         bss->p2p &= ~P2P_MANAGE;
3043         } else if (os_strcmp(buf, "allow_cross_connection") == 0) {
3044                 if (atoi(pos))
3045                         bss->p2p |= P2P_ALLOW_CROSS_CONNECTION;
3046                 else
3047                         bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION;
3048 #endif /* CONFIG_P2P_MANAGER */
3049         } else if (os_strcmp(buf, "disassoc_low_ack") == 0) {
3050                 bss->disassoc_low_ack = atoi(pos);
3051         } else if (os_strcmp(buf, "tdls_prohibit") == 0) {
3052                 if (atoi(pos))
3053                         bss->tdls |= TDLS_PROHIBIT;
3054                 else
3055                         bss->tdls &= ~TDLS_PROHIBIT;
3056         } else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) {
3057                 if (atoi(pos))
3058                         bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH;
3059                 else
3060                         bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH;
3061 #ifdef CONFIG_RSN_TESTING
3062         } else if (os_strcmp(buf, "rsn_testing") == 0) {
3063                 extern int rsn_testing;
3064                 rsn_testing = atoi(pos);
3065 #endif /* CONFIG_RSN_TESTING */
3066         } else if (os_strcmp(buf, "time_advertisement") == 0) {
3067                 bss->time_advertisement = atoi(pos);
3068         } else if (os_strcmp(buf, "time_zone") == 0) {
3069                 size_t tz_len = os_strlen(pos);
3070                 if (tz_len < 4 || tz_len > 255) {
3071                         wpa_printf(MSG_DEBUG, "Line %d: invalid time_zone",
3072                                    line);
3073                         return 1;
3074                 }
3075                 os_free(bss->time_zone);
3076                 bss->time_zone = os_strdup(pos);
3077                 if (bss->time_zone == NULL)
3078                         return 1;
3079 #ifdef CONFIG_WNM
3080         } else if (os_strcmp(buf, "wnm_sleep_mode") == 0) {
3081                 bss->wnm_sleep_mode = atoi(pos);
3082         } else if (os_strcmp(buf, "bss_transition") == 0) {
3083                 bss->bss_transition = atoi(pos);
3084 #endif /* CONFIG_WNM */
3085 #ifdef CONFIG_INTERWORKING
3086         } else if (os_strcmp(buf, "interworking") == 0) {
3087                 bss->interworking = atoi(pos);
3088         } else if (os_strcmp(buf, "access_network_type") == 0) {
3089                 bss->access_network_type = atoi(pos);
3090                 if (bss->access_network_type < 0 ||
3091                     bss->access_network_type > 15) {
3092                         wpa_printf(MSG_ERROR,
3093                                    "Line %d: invalid access_network_type",
3094                                    line);
3095                         return 1;
3096                 }
3097         } else if (os_strcmp(buf, "internet") == 0) {
3098                 bss->internet = atoi(pos);
3099         } else if (os_strcmp(buf, "asra") == 0) {
3100                 bss->asra = atoi(pos);
3101         } else if (os_strcmp(buf, "esr") == 0) {
3102                 bss->esr = atoi(pos);
3103         } else if (os_strcmp(buf, "uesa") == 0) {
3104                 bss->uesa = atoi(pos);
3105         } else if (os_strcmp(buf, "venue_group") == 0) {
3106                 bss->venue_group = atoi(pos);
3107                 bss->venue_info_set = 1;
3108         } else if (os_strcmp(buf, "venue_type") == 0) {
3109                 bss->venue_type = atoi(pos);
3110                 bss->venue_info_set = 1;
3111         } else if (os_strcmp(buf, "hessid") == 0) {
3112                 if (hwaddr_aton(pos, bss->hessid)) {
3113                         wpa_printf(MSG_ERROR, "Line %d: invalid hessid", line);
3114                         return 1;
3115                 }
3116         } else if (os_strcmp(buf, "roaming_consortium") == 0) {
3117                 if (parse_roaming_consortium(bss, pos, line) < 0)
3118                         return 1;
3119         } else if (os_strcmp(buf, "venue_name") == 0) {
3120                 if (parse_venue_name(bss, pos, line) < 0)
3121                         return 1;
3122         } else if (os_strcmp(buf, "network_auth_type") == 0) {
3123                 u8 auth_type;
3124                 u16 redirect_url_len;
3125                 if (hexstr2bin(pos, &auth_type, 1)) {
3126                         wpa_printf(MSG_ERROR,
3127                                    "Line %d: Invalid network_auth_type '%s'",
3128                                    line, pos);
3129                         return 1;
3130                 }
3131                 if (auth_type == 0 || auth_type == 2)
3132                         redirect_url_len = os_strlen(pos + 2);
3133                 else
3134                         redirect_url_len = 0;
3135                 os_free(bss->network_auth_type);
3136                 bss->network_auth_type = os_malloc(redirect_url_len + 3 + 1);
3137                 if (bss->network_auth_type == NULL)
3138                         return 1;
3139                 *bss->network_auth_type = auth_type;
3140                 WPA_PUT_LE16(bss->network_auth_type + 1, redirect_url_len);
3141                 if (redirect_url_len)
3142                         os_memcpy(bss->network_auth_type + 3, pos + 2,
3143                                   redirect_url_len);
3144                 bss->network_auth_type_len = 3 + redirect_url_len;
3145         } else if (os_strcmp(buf, "ipaddr_type_availability") == 0) {
3146                 if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) {
3147                         wpa_printf(MSG_ERROR, "Line %d: Invalid ipaddr_type_availability '%s'",
3148                                    line, pos);
3149                         bss->ipaddr_type_configured = 0;
3150                         return 1;
3151                 }
3152                 bss->ipaddr_type_configured = 1;
3153         } else if (os_strcmp(buf, "domain_name") == 0) {
3154                 int j, num_domains, domain_len, domain_list_len = 0;
3155                 char *tok_start, *tok_prev;
3156                 u8 *domain_list, *domain_ptr;
3157
3158                 domain_list_len = os_strlen(pos) + 1;
3159                 domain_list = os_malloc(domain_list_len);
3160                 if (domain_list == NULL)
3161                         return 1;
3162
3163                 domain_ptr = domain_list;
3164                 tok_prev = pos;
3165                 num_domains = 1;
3166                 while ((tok_prev = os_strchr(tok_prev, ','))) {
3167                         num_domains++;
3168                         tok_prev++;
3169                 }
3170                 tok_prev = pos;
3171                 for (j = 0; j < num_domains; j++) {
3172                         tok_start = os_strchr(tok_prev, ',');
3173                         if (tok_start) {
3174                                 domain_len = tok_start - tok_prev;
3175                                 *domain_ptr = domain_len;
3176                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3177                                 domain_ptr += domain_len + 1;
3178                                 tok_prev = ++tok_start;
3179                         } else {
3180                                 domain_len = os_strlen(tok_prev);
3181                                 *domain_ptr = domain_len;
3182                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3183                                 domain_ptr += domain_len + 1;
3184                         }
3185                 }
3186
3187                 os_free(bss->domain_name);
3188                 bss->domain_name = domain_list;
3189                 bss->domain_name_len = domain_list_len;
3190         } else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) {
3191                 if (parse_3gpp_cell_net(bss, pos, line) < 0)
3192                         return 1;
3193         } else if (os_strcmp(buf, "nai_realm") == 0) {
3194                 if (parse_nai_realm(bss, pos, line) < 0)
3195                         return 1;
3196         } else if (os_strcmp(buf, "anqp_elem") == 0) {
3197                 if (parse_anqp_elem(bss, pos, line) < 0)
3198                         return 1;
3199         } else if (os_strcmp(buf, "gas_frag_limit") == 0) {
3200                 bss->gas_frag_limit = atoi(pos);
3201         } else if (os_strcmp(buf, "gas_comeback_delay") == 0) {
3202                 bss->gas_comeback_delay = atoi(pos);
3203         } else if (os_strcmp(buf, "qos_map_set") == 0) {
3204                 if (parse_qos_map_set(bss, pos, line) < 0)
3205                         return 1;
3206 #endif /* CONFIG_INTERWORKING */
3207 #ifdef CONFIG_RADIUS_TEST
3208         } else if (os_strcmp(buf, "dump_msk_file") == 0) {
3209                 os_free(bss->dump_msk_file);
3210                 bss->dump_msk_file = os_strdup(pos);
3211 #endif /* CONFIG_RADIUS_TEST */
3212 #ifdef CONFIG_PROXYARP
3213         } else if (os_strcmp(buf, "proxy_arp") == 0) {
3214                 bss->proxy_arp = atoi(pos);
3215 #endif /* CONFIG_PROXYARP */
3216 #ifdef CONFIG_HS20
3217         } else if (os_strcmp(buf, "hs20") == 0) {
3218                 bss->hs20 = atoi(pos);
3219         } else if (os_strcmp(buf, "disable_dgaf") == 0) {
3220                 bss->disable_dgaf = atoi(pos);
3221         } else if (os_strcmp(buf, "na_mcast_to_ucast") == 0) {
3222                 bss->na_mcast_to_ucast = atoi(pos);
3223         } else if (os_strcmp(buf, "osen") == 0) {
3224                 bss->osen = atoi(pos);
3225         } else if (os_strcmp(buf, "anqp_domain_id") == 0) {
3226                 bss->anqp_domain_id = atoi(pos);
3227         } else if (os_strcmp(buf, "hs20_deauth_req_timeout") == 0) {
3228                 bss->hs20_deauth_req_timeout = atoi(pos);
3229         } else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) {
3230                 if (hs20_parse_oper_friendly_name(bss, pos, line) < 0)
3231                         return 1;
3232         } else if (os_strcmp(buf, "hs20_wan_metrics") == 0) {
3233                 if (hs20_parse_wan_metrics(bss, pos, line) < 0)
3234                         return 1;
3235         } else if (os_strcmp(buf, "hs20_conn_capab") == 0) {
3236                 if (hs20_parse_conn_capab(bss, pos, line) < 0) {
3237                         return 1;
3238                 }
3239         } else if (os_strcmp(buf, "hs20_operating_class") == 0) {
3240                 u8 *oper_class;
3241                 size_t oper_class_len;
3242                 oper_class_len = os_strlen(pos);
3243                 if (oper_class_len < 2 || (oper_class_len & 0x01)) {
3244                         wpa_printf(MSG_ERROR,
3245                                    "Line %d: Invalid hs20_operating_class '%s'",
3246                                    line, pos);
3247                         return 1;
3248                 }
3249                 oper_class_len /= 2;
3250                 oper_class = os_malloc(oper_class_len);
3251                 if (oper_class == NULL)
3252                         return 1;
3253                 if (hexstr2bin(pos, oper_class, oper_class_len)) {
3254                         wpa_printf(MSG_ERROR,
3255                                    "Line %d: Invalid hs20_operating_class '%s'",
3256                                    line, pos);
3257                         os_free(oper_class);
3258                         return 1;
3259                 }
3260                 os_free(bss->hs20_operating_class);
3261                 bss->hs20_operating_class = oper_class;
3262                 bss->hs20_operating_class_len = oper_class_len;
3263         } else if (os_strcmp(buf, "hs20_icon") == 0) {
3264                 if (hs20_parse_icon(bss, pos) < 0) {
3265                         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_icon '%s'",
3266                                    line, pos);
3267                         return 1;
3268                 }
3269         } else if (os_strcmp(buf, "osu_ssid") == 0) {
3270                 if (hs20_parse_osu_ssid(bss, pos, line) < 0)
3271                         return 1;
3272         } else if (os_strcmp(buf, "osu_server_uri") == 0) {
3273                 if (hs20_parse_osu_server_uri(bss, pos, line) < 0)
3274                         return 1;
3275         } else if (os_strcmp(buf, "osu_friendly_name") == 0) {
3276                 if (hs20_parse_osu_friendly_name(bss, pos, line) < 0)
3277                         return 1;
3278         } else if (os_strcmp(buf, "osu_nai") == 0) {
3279                 if (hs20_parse_osu_nai(bss, pos, line) < 0)
3280                         return 1;
3281         } else if (os_strcmp(buf, "osu_method_list") == 0) {
3282                 if (hs20_parse_osu_method_list(bss, pos, line) < 0)
3283                         return 1;
3284         } else if (os_strcmp(buf, "osu_icon") == 0) {
3285                 if (hs20_parse_osu_icon(bss, pos, line) < 0)
3286                         return 1;
3287         } else if (os_strcmp(buf, "osu_service_desc") == 0) {
3288                 if (hs20_parse_osu_service_desc(bss, pos, line) < 0)
3289                         return 1;
3290         } else if (os_strcmp(buf, "subscr_remediation_url") == 0) {
3291                 os_free(bss->subscr_remediation_url);
3292                 bss->subscr_remediation_url = os_strdup(pos);
3293         } else if (os_strcmp(buf, "subscr_remediation_method") == 0) {
3294                 bss->subscr_remediation_method = atoi(pos);
3295 #endif /* CONFIG_HS20 */
3296 #ifdef CONFIG_TESTING_OPTIONS
3297 #define PARSE_TEST_PROBABILITY(_val)                            \
3298         } else if (os_strcmp(buf, #_val) == 0) {                \
3299                 char *end;                                      \
3300                                                                 \
3301                 conf->_val = strtod(pos, &end);                 \
3302                 if (*end || conf->_val < 0.0 ||                 \
3303                     conf->_val > 1.0) {                         \
3304                         wpa_printf(MSG_ERROR,                   \
3305                                    "Line %d: Invalid value '%s'", \
3306                                    line, pos);                  \
3307                         return 1;                               \
3308                 }
3309         PARSE_TEST_PROBABILITY(ignore_probe_probability)
3310         PARSE_TEST_PROBABILITY(ignore_auth_probability)
3311         PARSE_TEST_PROBABILITY(ignore_assoc_probability)
3312         PARSE_TEST_PROBABILITY(ignore_reassoc_probability)
3313         PARSE_TEST_PROBABILITY(corrupt_gtk_rekey_mic_probability)
3314         } else if (os_strcmp(buf, "ecsa_ie_only") == 0) {
3315                 conf->ecsa_ie_only = atoi(pos);
3316         } else if (os_strcmp(buf, "bss_load_test") == 0) {
3317                 WPA_PUT_LE16(bss->bss_load_test, atoi(pos));
3318                 pos = os_strchr(pos, ':');
3319                 if (pos == NULL) {
3320                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3321                                    line);
3322                         return 1;
3323                 }
3324                 pos++;
3325                 bss->bss_load_test[2] = atoi(pos);
3326                 pos = os_strchr(pos, ':');
3327                 if (pos == NULL) {
3328                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3329                                    line);
3330                         return 1;
3331                 }
3332                 pos++;
3333                 WPA_PUT_LE16(&bss->bss_load_test[3], atoi(pos));
3334                 bss->bss_load_test_set = 1;
3335         } else if (os_strcmp(buf, "radio_measurements") == 0) {
3336                 bss->radio_measurements = atoi(pos);
3337         } else if (os_strcmp(buf, "own_ie_override") == 0) {
3338                 struct wpabuf *tmp;
3339                 size_t len = os_strlen(pos) / 2;
3340
3341                 tmp = wpabuf_alloc(len);
3342                 if (!tmp)
3343                         return 1;
3344
3345                 if (hexstr2bin(pos, wpabuf_put(tmp, len), len)) {
3346                         wpabuf_free(tmp);
3347                         wpa_printf(MSG_ERROR,
3348                                    "Line %d: Invalid own_ie_override '%s'",
3349                                    line, pos);
3350                         return 1;
3351                 }
3352
3353                 wpabuf_free(bss->own_ie_override);
3354                 bss->own_ie_override = tmp;
3355 #endif /* CONFIG_TESTING_OPTIONS */
3356         } else if (os_strcmp(buf, "vendor_elements") == 0) {
3357                 struct wpabuf *elems;
3358                 size_t len = os_strlen(pos);
3359                 if (len & 0x01) {
3360                         wpa_printf(MSG_ERROR,
3361                                    "Line %d: Invalid vendor_elements '%s'",
3362                                    line, pos);
3363                         return 1;
3364                 }
3365                 len /= 2;
3366                 if (len == 0) {
3367                         wpabuf_free(bss->vendor_elements);
3368                         bss->vendor_elements = NULL;
3369                         return 0;
3370                 }
3371
3372                 elems = wpabuf_alloc(len);
3373                 if (elems == NULL)
3374                         return 1;
3375
3376                 if (hexstr2bin(pos, wpabuf_put(elems, len), len)) {
3377                         wpabuf_free(elems);
3378                         wpa_printf(MSG_ERROR,
3379                                    "Line %d: Invalid vendor_elements '%s'",
3380                                    line, pos);
3381                         return 1;
3382                 }
3383
3384                 wpabuf_free(bss->vendor_elements);
3385                 bss->vendor_elements = elems;
3386         } else if (os_strcmp(buf, "sae_anti_clogging_threshold") == 0) {
3387                 bss->sae_anti_clogging_threshold = atoi(pos);
3388         } else if (os_strcmp(buf, "sae_groups") == 0) {
3389                 if (hostapd_parse_intlist(&bss->sae_groups, pos)) {
3390                         wpa_printf(MSG_ERROR,
3391                                    "Line %d: Invalid sae_groups value '%s'",
3392                                    line, pos);
3393                         return 1;
3394                 }
3395         } else if (os_strcmp(buf, "local_pwr_constraint") == 0) {
3396                 int val = atoi(pos);
3397                 if (val < 0 || val > 255) {
3398                         wpa_printf(MSG_ERROR, "Line %d: Invalid local_pwr_constraint %d (expected 0..255)",
3399                                    line, val);
3400                         return 1;
3401                 }
3402                 conf->local_pwr_constraint = val;
3403         } else if (os_strcmp(buf, "spectrum_mgmt_required") == 0) {
3404                 conf->spectrum_mgmt_required = atoi(pos);
3405         } else if (os_strcmp(buf, "wowlan_triggers") == 0) {
3406                 os_free(bss->wowlan_triggers);
3407                 bss->wowlan_triggers = os_strdup(pos);
3408 #ifdef CONFIG_FST
3409         } else if (os_strcmp(buf, "fst_group_id") == 0) {
3410                 size_t len = os_strlen(pos);
3411
3412                 if (!len || len >= sizeof(conf->fst_cfg.group_id)) {
3413                         wpa_printf(MSG_ERROR,
3414                                    "Line %d: Invalid fst_group_id value '%s'",
3415                                    line, pos);
3416                         return 1;
3417                 }
3418
3419                 if (conf->fst_cfg.group_id[0]) {
3420                         wpa_printf(MSG_ERROR,
3421                                    "Line %d: Duplicate fst_group value '%s'",
3422                                    line, pos);
3423                         return 1;
3424                 }
3425
3426                 os_strlcpy(conf->fst_cfg.group_id, pos,
3427                            sizeof(conf->fst_cfg.group_id));
3428         } else if (os_strcmp(buf, "fst_priority") == 0) {
3429                 char *endp;
3430                 long int val;
3431
3432                 if (!*pos) {
3433                         wpa_printf(MSG_ERROR,
3434                                    "Line %d: fst_priority value not supplied (expected 1..%u)",
3435                                    line, FST_MAX_PRIO_VALUE);
3436                         return -1;
3437                 }
3438
3439                 val = strtol(pos, &endp, 0);
3440                 if (*endp || val < 1 || val > FST_MAX_PRIO_VALUE) {
3441                         wpa_printf(MSG_ERROR,
3442                                    "Line %d: Invalid fst_priority %ld (%s) (expected 1..%u)",
3443                                    line, val, pos, FST_MAX_PRIO_VALUE);
3444                         return 1;
3445                 }
3446                 conf->fst_cfg.priority = (u8) val;
3447         } else if (os_strcmp(buf, "fst_llt") == 0) {
3448                 char *endp;
3449                 long int val;
3450
3451                 if (!*pos) {
3452                         wpa_printf(MSG_ERROR,
3453                                    "Line %d: fst_llt value not supplied (expected 1..%u)",
3454                                    line, FST_MAX_LLT_MS);
3455                         return -1;
3456                 }
3457                 val = strtol(pos, &endp, 0);
3458                 if (*endp || val < 1 || val > FST_MAX_LLT_MS) {
3459                         wpa_printf(MSG_ERROR,
3460                                    "Line %d: Invalid fst_llt %ld (%s) (expected 1..%u)",
3461                                    line, val, pos, FST_MAX_LLT_MS);
3462                         return 1;
3463                 }
3464                 conf->fst_cfg.llt = (u32) val;
3465 #endif /* CONFIG_FST */
3466         } else if (os_strcmp(buf, "track_sta_max_num") == 0) {
3467                 conf->track_sta_max_num = atoi(pos);
3468         } else if (os_strcmp(buf, "track_sta_max_age") == 0) {
3469                 conf->track_sta_max_age = atoi(pos);
3470         } else if (os_strcmp(buf, "no_probe_resp_if_seen_on") == 0) {
3471                 os_free(bss->no_probe_resp_if_seen_on);
3472                 bss->no_probe_resp_if_seen_on = os_strdup(pos);
3473         } else if (os_strcmp(buf, "no_auth_if_seen_on") == 0) {
3474                 os_free(bss->no_auth_if_seen_on);
3475                 bss->no_auth_if_seen_on = os_strdup(pos);
3476         } else {
3477                 wpa_printf(MSG_ERROR,
3478                            "Line %d: unknown configuration item '%s'",
3479                            line, buf);
3480                 return 1;
3481         }
3482
3483         return 0;
3484 }
3485
3486
3487 /**
3488  * hostapd_config_read - Read and parse a configuration file
3489  * @fname: Configuration file name (including path, if needed)
3490  * Returns: Allocated configuration data structure
3491  */
3492 struct hostapd_config * hostapd_config_read(const char *fname)
3493 {
3494         struct hostapd_config *conf;
3495         FILE *f;
3496         char buf[4096], *pos;
3497         int line = 0;
3498         int errors = 0;
3499         size_t i;
3500
3501         f = fopen(fname, "r");
3502         if (f == NULL) {
3503                 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
3504                            "for reading.", fname);
3505                 return NULL;
3506         }
3507
3508         conf = hostapd_config_defaults();
3509         if (conf == NULL) {
3510                 fclose(f);
3511                 return NULL;
3512         }
3513
3514         /* set default driver based on configuration */
3515         conf->driver = wpa_drivers[0];
3516         if (conf->driver == NULL) {
3517                 wpa_printf(MSG_ERROR, "No driver wrappers registered!");
3518                 hostapd_config_free(conf);
3519                 fclose(f);
3520                 return NULL;
3521         }
3522
3523         conf->last_bss = conf->bss[0];
3524
3525         while (fgets(buf, sizeof(buf), f)) {
3526                 struct hostapd_bss_config *bss;
3527
3528                 bss = conf->last_bss;
3529                 line++;
3530
3531                 if (buf[0] == '#')
3532                         continue;
3533                 pos = buf;
3534                 while (*pos != '\0') {
3535                         if (*pos == '\n') {
3536                                 *pos = '\0';
3537                                 break;
3538                         }
3539                         pos++;
3540                 }
3541                 if (buf[0] == '\0')
3542                         continue;
3543
3544                 pos = os_strchr(buf, '=');
3545                 if (pos == NULL) {
3546                         wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
3547                                    line, buf);
3548                         errors++;
3549                         continue;
3550                 }
3551                 *pos = '\0';
3552                 pos++;
3553                 errors += hostapd_config_fill(conf, bss, buf, pos, line);
3554         }
3555
3556         fclose(f);
3557
3558         for (i = 0; i < conf->num_bss; i++)
3559                 hostapd_set_security_params(conf->bss[i], 1);
3560
3561         if (hostapd_config_check(conf, 1))
3562                 errors++;
3563
3564 #ifndef WPA_IGNORE_CONFIG_ERRORS
3565         if (errors) {
3566                 wpa_printf(MSG_ERROR, "%d errors found in configuration file "
3567                            "'%s'", errors, fname);
3568                 hostapd_config_free(conf);
3569                 conf = NULL;
3570         }
3571 #endif /* WPA_IGNORE_CONFIG_ERRORS */
3572
3573         return conf;
3574 }
3575
3576
3577 int hostapd_set_iface(struct hostapd_config *conf,
3578                       struct hostapd_bss_config *bss, const char *field,
3579                       char *value)
3580 {
3581         int errors;
3582         size_t i;
3583
3584         errors = hostapd_config_fill(conf, bss, field, value, 0);
3585         if (errors) {
3586                 wpa_printf(MSG_INFO, "Failed to set configuration field '%s' "
3587                            "to value '%s'", field, value);
3588                 return -1;
3589         }
3590
3591         for (i = 0; i < conf->num_bss; i++)
3592                 hostapd_set_security_params(conf->bss[i], 0);
3593
3594         if (hostapd_config_check(conf, 0)) {
3595                 wpa_printf(MSG_ERROR, "Configuration check failed");
3596                 return -1;
3597         }
3598
3599         return 0;
3600 }