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                 vlan->vlan_desc.untagged = vlan_id;
 101                 vlan->vlan_desc.notempty = !!vlan_id;
 102                 os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
 103                 vlan->next = bss->vlan;
 104                 bss->vlan = vlan;
 105         }
 106
 107         fclose(f);
 108
 109         return 0;
 110 }
 111 #endif /* CONFIG_NO_VLAN */
 112
 113
 114 static int hostapd_acl_comp(const void *a, const void *b)
 115 {
 116         const struct mac_acl_entry *aa = a;
 117         const struct mac_acl_entry *bb = b;
 118         return os_memcmp(aa->addr, bb->addr, sizeof(macaddr));
 119 }
 120
 121
 122 static int hostapd_config_read_maclist(const char *fname,
 123                                        struct mac_acl_entry **acl, int *num)
 124 {
 125         FILE *f;
 126         char buf[128], *pos;
 127         int line = 0;
 128         u8 addr[ETH_ALEN];
 129         struct mac_acl_entry *newacl;
 130         int vlan_id;
 131
 132         if (!fname)
 133                 return 0;
 134
 135         f = fopen(fname, "r");
 136         if (!f) {
 137                 wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname);
 138                 return -1;
 139         }
 140
 141         while (fgets(buf, sizeof(buf), f)) {
 142                 int i, rem = 0;
 143
 144                 line++;
 145
 146                 if (buf[0] == '#')
 147                         continue;
 148                 pos = buf;
 149                 while (*pos != '\0') {
 150                         if (*pos == '\n') {
 151                                 *pos = '\0';
 152                                 break;
 153                         }
 154                         pos++;
 155                 }
 156                 if (buf[0] == '\0')
 157                         continue;
 158                 pos = buf;
 159                 if (buf[0] == '-') {
 160                         rem = 1;
 161                         pos++;
 162                 }
 163
 164                 if (hwaddr_aton(pos, addr)) {
 165                         wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at "
 166                                    "line %d in '%s'", pos, line, fname);
 167                         fclose(f);
 168                         return -1;
 169                 }
 170
 171                 if (rem) {
 172                         i = 0;
 173                         while (i < *num) {
 174                                 if (os_memcmp((*acl)[i].addr, addr, ETH_ALEN) ==
 175                                     0) {
 176                                         os_remove_in_array(*acl, *num,
 177                                                            sizeof(**acl), i);
 178                                         (*num)--;
 179                                 } else
 180                                         i++;
 181                         }
 182                         continue;
 183                 }
 184                 vlan_id = 0;
 185                 pos = buf;
 186                 while (*pos != '\0' && *pos != ' ' && *pos != '\t')
 187                         pos++;
 188                 while (*pos == ' ' || *pos == '\t')
 189                         pos++;
 190                 if (*pos != '\0')
 191                         vlan_id = atoi(pos);
 192
 193                 newacl = os_realloc_array(*acl, *num + 1, sizeof(**acl));
 194                 if (newacl == NULL) {
 195                         wpa_printf(MSG_ERROR, "MAC list reallocation failed");
 196                         fclose(f);
 197                         return -1;
 198                 }
 199
 200                 *acl = newacl;
 201                 os_memcpy((*acl)[*num].addr, addr, ETH_ALEN);
 202                 os_memset(&(*acl)[*num].vlan_id, 0,
 203                           sizeof((*acl)[*num].vlan_id));
 204                 (*acl)[*num].vlan_id.untagged = vlan_id;
 205                 (*acl)[*num].vlan_id.notempty = !!vlan_id;
 206                 (*num)++;
 207         }
 208
 209         fclose(f);
 210
 211         qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp);
 212
 213         return 0;
 214 }
 215
 216
 217 #ifdef EAP_SERVER
 218 static int hostapd_config_read_eap_user(const char *fname,
 219                                         struct hostapd_bss_config *conf)
 220 {
 221         FILE *f;
 222         char buf[512], *pos, *start, *pos2;
 223         int line = 0, ret = 0, num_methods;
 224         struct hostapd_eap_user *user = NULL, *tail = NULL, *new_user = NULL;
 225
 226         if (!fname)
 227                 return 0;
 228
 229         if (os_strncmp(fname, "sqlite:", 7) == 0) {
 230 #ifdef CONFIG_SQLITE
 231                 os_free(conf->eap_user_sqlite);
 232                 conf->eap_user_sqlite = os_strdup(fname + 7);
 233                 return 0;
 234 #else /* CONFIG_SQLITE */
 235                 wpa_printf(MSG_ERROR,
 236                            "EAP user file in SQLite DB, but CONFIG_SQLITE was not enabled in the build.");
 237                 return -1;
 238 #endif /* CONFIG_SQLITE */
 239         }
 240
 241         f = fopen(fname, "r");
 242         if (!f) {
 243                 wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
 244                 return -1;
 245         }
 246
 247         /* Lines: "user" METHOD,METHOD2 "password" (password optional) */
 248         while (fgets(buf, sizeof(buf), f)) {
 249                 line++;
 250
 251                 if (buf[0] == '#')
 252                         continue;
 253                 pos = buf;
 254                 while (*pos != '\0') {
 255                         if (*pos == '\n') {
 256                                 *pos = '\0';
 257                                 break;
 258                         }
 259                         pos++;
 260                 }
 261                 if (buf[0] == '\0')
 262                         continue;
 263
 264 #ifndef CONFIG_NO_RADIUS
 265                 if (user && os_strncmp(buf, "radius_accept_attr=", 19) == 0) {
 266                         struct hostapd_radius_attr *attr, *a;
 267                         attr = hostapd_parse_radius_attr(buf + 19);
 268                         if (attr == NULL) {
 269                                 wpa_printf(MSG_ERROR, "Invalid radius_auth_req_attr: %s",
 270                                            buf + 19);
 271                                 user = NULL; /* already in the BSS list */
 272                                 goto failed;
 273                         }
 274                         if (user->accept_attr == NULL) {
 275                                 user->accept_attr = attr;
 276                         } else {
 277                                 a = user->accept_attr;
 278                                 while (a->next)
 279                                         a = a->next;
 280                                 a->next = attr;
 281                         }
 282                         continue;
 283                 }
 284 #endif /* CONFIG_NO_RADIUS */
 285
 286                 user = NULL;
 287
 288                 if (buf[0] != '"' && buf[0] != '*') {
 289                         wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
 290                                    "start) on line %d in '%s'", line, fname);
 291                         goto failed;
 292                 }
 293
 294                 user = os_zalloc(sizeof(*user));
 295                 if (user == NULL) {
 296                         wpa_printf(MSG_ERROR, "EAP user allocation failed");
 297                         goto failed;
 298                 }
 299                 user->force_version = -1;
 300
 301                 if (buf[0] == '*') {
 302                         pos = buf;
 303                 } else {
 304                         pos = buf + 1;
 305                         start = pos;
 306                         while (*pos != '"' && *pos != '\0')
 307                                 pos++;
 308                         if (*pos == '\0') {
 309                                 wpa_printf(MSG_ERROR, "Invalid EAP identity "
 310                                            "(no \" in end) on line %d in '%s'",
 311                                            line, fname);
 312                                 goto failed;
 313                         }
 314
 315                         user->identity = os_malloc(pos - start);
 316                         if (user->identity == NULL) {
 317                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 318                                            "memory for EAP identity");
 319                                 goto failed;
 320                         }
 321                         os_memcpy(user->identity, start, pos - start);
 322                         user->identity_len = pos - start;
 323
 324                         if (pos[0] == '"' && pos[1] == '*') {
 325                                 user->wildcard_prefix = 1;
 326                                 pos++;
 327                         }
 328                 }
 329                 pos++;
 330                 while (*pos == ' ' || *pos == '\t')
 331                         pos++;
 332
 333                 if (*pos == '\0') {
 334                         wpa_printf(MSG_ERROR, "No EAP method on line %d in "
 335                                    "'%s'", line, fname);
 336                         goto failed;
 337                 }
 338
 339                 start = pos;
 340                 while (*pos != ' ' && *pos != '\t' && *pos != '\0')
 341                         pos++;
 342                 if (*pos == '\0') {
 343                         pos = NULL;
 344                 } else {
 345                         *pos = '\0';
 346                         pos++;
 347                 }
 348                 num_methods = 0;
 349                 while (*start) {
 350                         char *pos3 = os_strchr(start, ',');
 351                         if (pos3) {
 352                                 *pos3++ = '\0';
 353                         }
 354                         user->methods[num_methods].method =
 355                                 eap_server_get_type(
 356                                         start,
 357                                         &user->methods[num_methods].vendor);
 358                         if (user->methods[num_methods].vendor ==
 359                             EAP_VENDOR_IETF &&
 360                             user->methods[num_methods].method == EAP_TYPE_NONE)
 361                         {
 362                                 if (os_strcmp(start, "TTLS-PAP") == 0) {
 363                                         user->ttls_auth |= EAP_TTLS_AUTH_PAP;
 364                                         goto skip_eap;
 365                                 }
 366                                 if (os_strcmp(start, "TTLS-CHAP") == 0) {
 367                                         user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
 368                                         goto skip_eap;
 369                                 }
 370                                 if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
 371                                         user->ttls_auth |=
 372                                                 EAP_TTLS_AUTH_MSCHAP;
 373                                         goto skip_eap;
 374                                 }
 375                                 if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
 376                                         user->ttls_auth |=
 377                                                 EAP_TTLS_AUTH_MSCHAPV2;
 378                                         goto skip_eap;
 379                                 }
 380                                 if (os_strcmp(start, "MACACL") == 0) {
 381                                         user->macacl = 1;
 382                                         goto skip_eap;
 383                                 }
 384                                 wpa_printf(MSG_ERROR, "Unsupported EAP type "
 385                                            "'%s' on line %d in '%s'",
 386                                            start, line, fname);
 387                                 goto failed;
 388                         }
 389
 390                         num_methods++;
 391                         if (num_methods >= EAP_MAX_METHODS)
 392                                 break;
 393                 skip_eap:
 394                         if (pos3 == NULL)
 395                                 break;
 396                         start = pos3;
 397                 }
 398                 if (num_methods == 0 && user->ttls_auth == 0 && !user->macacl) {
 399                         wpa_printf(MSG_ERROR, "No EAP types configured on "
 400                                    "line %d in '%s'", line, fname);
 401                         goto failed;
 402                 }
 403
 404                 if (pos == NULL)
 405                         goto done;
 406
 407                 while (*pos == ' ' || *pos == '\t')
 408                         pos++;
 409                 if (*pos == '\0')
 410                         goto done;
 411
 412                 if (os_strncmp(pos, "[ver=0]", 7) == 0) {
 413                         user->force_version = 0;
 414                         goto done;
 415                 }
 416
 417                 if (os_strncmp(pos, "[ver=1]", 7) == 0) {
 418                         user->force_version = 1;
 419                         goto done;
 420                 }
 421
 422                 if (os_strncmp(pos, "[2]", 3) == 0) {
 423                         user->phase2 = 1;
 424                         goto done;
 425                 }
 426
 427                 if (*pos == '"') {
 428                         pos++;
 429                         start = pos;
 430                         while (*pos != '"' && *pos != '\0')
 431                                 pos++;
 432                         if (*pos == '\0') {
 433                                 wpa_printf(MSG_ERROR, "Invalid EAP password "
 434                                            "(no \" in end) on line %d in '%s'",
 435                                            line, fname);
 436                                 goto failed;
 437                         }
 438
 439                         user->password = os_malloc(pos - start);
 440                         if (user->password == NULL) {
 441                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 442                                            "memory for EAP password");
 443                                 goto failed;
 444                         }
 445                         os_memcpy(user->password, start, pos - start);
 446                         user->password_len = pos - start;
 447
 448                         pos++;
 449                 } else if (os_strncmp(pos, "hash:", 5) == 0) {
 450                         pos += 5;
 451                         pos2 = pos;
 452                         while (*pos2 != '\0' && *pos2 != ' ' &&
 453                                *pos2 != '\t' && *pos2 != '#')
 454                                 pos2++;
 455                         if (pos2 - pos != 32) {
 456                                 wpa_printf(MSG_ERROR, "Invalid password hash "
 457                                            "on line %d in '%s'", line, fname);
 458                                 goto failed;
 459                         }
 460                         user->password = os_malloc(16);
 461                         if (user->password == NULL) {
 462                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 463                                            "memory for EAP password hash");
 464                                 goto failed;
 465                         }
 466                         if (hexstr2bin(pos, user->password, 16) < 0) {
 467                                 wpa_printf(MSG_ERROR, "Invalid hash password "
 468                                            "on line %d in '%s'", line, fname);
 469                                 goto failed;
 470                         }
 471                         user->password_len = 16;
 472                         user->password_hash = 1;
 473                         pos = pos2;
 474                 } else {
 475                         pos2 = pos;
 476                         while (*pos2 != '\0' && *pos2 != ' ' &&
 477                                *pos2 != '\t' && *pos2 != '#')
 478                                 pos2++;
 479                         if ((pos2 - pos) & 1) {
 480                                 wpa_printf(MSG_ERROR, "Invalid hex password "
 481                                            "on line %d in '%s'", line, fname);
 482                                 goto failed;
 483                         }
 484                         user->password = os_malloc((pos2 - pos) / 2);
 485                         if (user->password == NULL) {
 486                                 wpa_printf(MSG_ERROR, "Failed to allocate "
 487                                            "memory for EAP password");
 488                                 goto failed;
 489                         }
 490                         if (hexstr2bin(pos, user->password,
 491                                        (pos2 - pos) / 2) < 0) {
 492                                 wpa_printf(MSG_ERROR, "Invalid hex password "
 493                                            "on line %d in '%s'", line, fname);
 494                                 goto failed;
 495                         }
 496                         user->password_len = (pos2 - pos) / 2;
 497                         pos = pos2;
 498                 }
 499
 500                 while (*pos == ' ' || *pos == '\t')
 501                         pos++;
 502                 if (os_strncmp(pos, "[2]", 3) == 0) {
 503                         user->phase2 = 1;
 504                 }
 505
 506         done:
 507                 if (tail == NULL) {
 508                         tail = new_user = user;
 509                 } else {
 510                         tail->next = user;
 511                         tail = user;
 512                 }
 513                 continue;
 514
 515         failed:
 516                 if (user)
 517                         hostapd_config_free_eap_user(user);
 518                 ret = -1;
 519                 break;
 520         }
 521
 522         fclose(f);
 523
 524         if (ret == 0) {
 525                 user = conf->eap_user;
 526                 while (user) {
 527                         struct hostapd_eap_user *prev;
 528
 529                         prev = user;
 530                         user = user->next;
 531                         hostapd_config_free_eap_user(prev);
 532                 }
 533                 conf->eap_user = new_user;
 534         }
 535
 536         return ret;
 537 }
 538 #endif /* EAP_SERVER */
 539
 540
 541 #ifndef CONFIG_NO_RADIUS
 542 static int
 543 hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
 544                                 int *num_server, const char *val, int def_port,
 545                                 struct hostapd_radius_server **curr_serv)
 546 {
 547         struct hostapd_radius_server *nserv;
 548         int ret;
 549         static int server_index = 1;
 550
 551         nserv = os_realloc_array(*server, *num_server + 1, sizeof(*nserv));
 552         if (nserv == NULL)
 553                 return -1;
 554
 555         *server = nserv;
 556         nserv = &nserv[*num_server];
 557         (*num_server)++;
 558         (*curr_serv) = nserv;
 559
 560         os_memset(nserv, 0, sizeof(*nserv));
 561         nserv->port = def_port;
 562         ret = hostapd_parse_ip_addr(val, &nserv->addr);
 563         nserv->index = server_index++;
 564
 565         return ret;
 566 }
 567
 568
 569 static struct hostapd_radius_attr *
 570 hostapd_parse_radius_attr(const char *value)
 571 {
 572         const char *pos;
 573         char syntax;
 574         struct hostapd_radius_attr *attr;
 575         size_t len;
 576
 577         attr = os_zalloc(sizeof(*attr));
 578         if (attr == NULL)
 579                 return NULL;
 580
 581         attr->type = atoi(value);
 582
 583         pos = os_strchr(value, ':');
 584         if (pos == NULL) {
 585                 attr->val = wpabuf_alloc(1);
 586                 if (attr->val == NULL) {
 587                         os_free(attr);
 588                         return NULL;
 589                 }
 590                 wpabuf_put_u8(attr->val, 0);
 591                 return attr;
 592         }
 593
 594         pos++;
 595         if (pos[0] == '\0' || pos[1] != ':') {
 596                 os_free(attr);
 597                 return NULL;
 598         }
 599         syntax = *pos++;
 600         pos++;
 601
 602         switch (syntax) {
 603         case 's':
 604                 attr->val = wpabuf_alloc_copy(pos, os_strlen(pos));
 605                 break;
 606         case 'x':
 607                 len = os_strlen(pos);
 608                 if (len & 1)
 609                         break;
 610                 len /= 2;
 611                 attr->val = wpabuf_alloc(len);
 612                 if (attr->val == NULL)
 613                         break;
 614                 if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) {
 615                         wpabuf_free(attr->val);
 616                         os_free(attr);
 617                         return NULL;
 618                 }
 619                 break;
 620         case 'd':
 621                 attr->val = wpabuf_alloc(4);
 622                 if (attr->val)
 623                         wpabuf_put_be32(attr->val, atoi(pos));
 624                 break;
 625         default:
 626                 os_free(attr);
 627                 return NULL;
 628         }
 629
 630         if (attr->val == NULL) {
 631                 os_free(attr);
 632                 return NULL;
 633         }
 634
 635         return attr;
 636 }
 637
 638
 639 static int hostapd_parse_das_client(struct hostapd_bss_config *bss, char *val)
 640 {
 641         char *secret;
 642
 643         secret = os_strchr(val, ' ');
 644         if (secret == NULL)
 645                 return -1;
 646
 647         *secret++ = '\0';
 648
 649         if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr))
 650                 return -1;
 651
 652         os_free(bss->radius_das_shared_secret);
 653         bss->radius_das_shared_secret = (u8 *) os_strdup(secret);
 654         if (bss->radius_das_shared_secret == NULL)
 655                 return -1;
 656         bss->radius_das_shared_secret_len = os_strlen(secret);
 657
 658         return 0;
 659 }
 660 #endif /* CONFIG_NO_RADIUS */
 661
 662
 663 static int hostapd_config_parse_key_mgmt(int line, const char *value)
 664 {
 665         int val = 0, last;
 666         char *start, *end, *buf;
 667
 668         buf = os_strdup(value);
 669         if (buf == NULL)
 670                 return -1;
 671         start = buf;
 672
 673         while (*start != '\0') {
 674                 while (*start == ' ' || *start == '\t')
 675                         start++;
 676                 if (*start == '\0')
 677                         break;
 678                 end = start;
 679                 while (*end != ' ' && *end != '\t' && *end != '\0')
 680                         end++;
 681                 last = *end == '\0';
 682                 *end = '\0';
 683                 if (os_strcmp(start, "WPA-PSK") == 0)
 684                         val |= WPA_KEY_MGMT_PSK;
 685                 else if (os_strcmp(start, "WPA-EAP") == 0)
 686                         val |= WPA_KEY_MGMT_IEEE8021X;
 687 #ifdef CONFIG_IEEE80211R
 688                 else if (os_strcmp(start, "FT-PSK") == 0)
 689                         val |= WPA_KEY_MGMT_FT_PSK;
 690                 else if (os_strcmp(start, "FT-EAP") == 0)
 691                         val |= WPA_KEY_MGMT_FT_IEEE8021X;
 692 #endif /* CONFIG_IEEE80211R */
 693 #ifdef CONFIG_IEEE80211W
 694                 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
 695                         val |= WPA_KEY_MGMT_PSK_SHA256;
 696                 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
 697                         val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
 698 #endif /* CONFIG_IEEE80211W */
 699 #ifdef CONFIG_SAE
 700                 else if (os_strcmp(start, "SAE") == 0)
 701                         val |= WPA_KEY_MGMT_SAE;
 702                 else if (os_strcmp(start, "FT-SAE") == 0)
 703                         val |= WPA_KEY_MGMT_FT_SAE;
 704 #endif /* CONFIG_SAE */
 705 #ifdef CONFIG_SUITEB
 706                 else if (os_strcmp(start, "WPA-EAP-SUITE-B") == 0)
 707                         val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B;
 708 #endif /* CONFIG_SUITEB */
 709 #ifdef CONFIG_SUITEB192
 710                 else if (os_strcmp(start, "WPA-EAP-SUITE-B-192") == 0)
 711                         val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B_192;
 712 #endif /* CONFIG_SUITEB192 */
 713                 else {
 714                         wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
 715                                    line, start);
 716                         os_free(buf);
 717                         return -1;
 718                 }
 719
 720                 if (last)
 721                         break;
 722                 start = end + 1;
 723         }
 724
 725         os_free(buf);
 726         if (val == 0) {
 727                 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
 728                            "configured.", line);
 729                 return -1;
 730         }
 731
 732         return val;
 733 }
 734
 735
 736 static int hostapd_config_parse_cipher(int line, const char *value)
 737 {
 738         int val = wpa_parse_cipher(value);
 739         if (val < 0) {
 740                 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
 741                            line, value);
 742                 return -1;
 743         }
 744         if (val == 0) {
 745                 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
 746                            line);
 747                 return -1;
 748         }
 749         return val;
 750 }
 751
 752
 753 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
 754                                    char *val)
 755 {
 756         size_t len = os_strlen(val);
 757
 758         if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
 759                 return -1;
 760
 761         if (val[0] == '"') {
 762                 if (len < 2 || val[len - 1] != '"')
 763                         return -1;
 764                 len -= 2;
 765                 wep->key[keyidx] = os_malloc(len);
 766                 if (wep->key[keyidx] == NULL)
 767                         return -1;
 768                 os_memcpy(wep->key[keyidx], val + 1, len);
 769                 wep->len[keyidx] = len;
 770         } else {
 771                 if (len & 1)
 772                         return -1;
 773                 len /= 2;
 774                 wep->key[keyidx] = os_malloc(len);
 775                 if (wep->key[keyidx] == NULL)
 776                         return -1;
 777                 wep->len[keyidx] = len;
 778                 if (hexstr2bin(val, wep->key[keyidx], len) < 0)
 779                         return -1;
 780         }
 781
 782         wep->keys_set++;
 783
 784         return 0;
 785 }
 786
 787
 788 static int hostapd_parse_chanlist(struct hostapd_config *conf, char *val)
 789 {
 790         char *pos;
 791
 792         /* for backwards compatibility, translate ' ' in conf str to ',' */
 793         pos = val;
 794         while (pos) {
 795                 pos = os_strchr(pos, ' ');
 796                 if (pos)
 797                         *pos++ = ',';
 798         }
 799         if (freq_range_list_parse(&conf->acs_ch_list, val))
 800                 return -1;
 801
 802         return 0;
 803 }
 804
 805
 806 static int hostapd_parse_intlist(int **int_list, char *val)
 807 {
 808         int *list;
 809         int count;
 810         char *pos, *end;
 811
 812         os_free(*int_list);
 813         *int_list = NULL;
 814
 815         pos = val;
 816         count = 0;
 817         while (*pos != '\0') {
 818                 if (*pos == ' ')
 819                         count++;
 820                 pos++;
 821         }
 822
 823         list = os_malloc(sizeof(int) * (count + 2));
 824         if (list == NULL)
 825                 return -1;
 826         pos = val;
 827         count = 0;
 828         while (*pos != '\0') {
 829                 end = os_strchr(pos, ' ');
 830                 if (end)
 831                         *end = '\0';
 832
 833                 list[count++] = atoi(pos);
 834                 if (!end)
 835                         break;
 836                 pos = end + 1;
 837         }
 838         list[count] = -1;
 839
 840         *int_list = list;
 841         return 0;
 842 }
 843
 844
 845 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
 846 {
 847         struct hostapd_bss_config **all, *bss;
 848
 849         if (*ifname == '\0')
 850                 return -1;
 851
 852         all = os_realloc_array(conf->bss, conf->num_bss + 1,
 853                                sizeof(struct hostapd_bss_config *));
 854         if (all == NULL) {
 855                 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
 856                            "multi-BSS entry");
 857                 return -1;
 858         }
 859         conf->bss = all;
 860
 861         bss = os_zalloc(sizeof(*bss));
 862         if (bss == NULL)
 863                 return -1;
 864         bss->radius = os_zalloc(sizeof(*bss->radius));
 865         if (bss->radius == NULL) {
 866                 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
 867                            "multi-BSS RADIUS data");
 868                 os_free(bss);
 869                 return -1;
 870         }
 871
 872         conf->bss[conf->num_bss++] = bss;
 873         conf->last_bss = bss;
 874
 875         hostapd_config_defaults_bss(bss);
 876         os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
 877         os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
 878
 879         return 0;
 880 }
 881
 882
 883 /* convert floats with one decimal place to value*10 int, i.e.,
 884  * "1.5" will return 15 */
 885 static int hostapd_config_read_int10(const char *value)
 886 {
 887         int i, d;
 888         char *pos;
 889
 890         i = atoi(value);
 891         pos = os_strchr(value, '.');
 892         d = 0;
 893         if (pos) {
 894                 pos++;
 895                 if (*pos >= '0' && *pos <= '9')
 896                         d = *pos - '0';
 897         }
 898
 899         return i * 10 + d;
 900 }
 901
 902
 903 static int valid_cw(int cw)
 904 {
 905         return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
 906                 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023 ||
 907                 cw == 2047 || cw == 4095 || cw == 8191 || cw == 16383 ||
 908                 cw == 32767);
 909 }
 910
 911
 912 enum {
 913         IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
 914         IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
 915         IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
 916         IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */
 917 };
 918
 919 static int hostapd_config_tx_queue(struct hostapd_config *conf,
 920                                    const char *name, const char *val)
 921 {
 922         int num;
 923         const char *pos;
 924         struct hostapd_tx_queue_params *queue;
 925
 926         /* skip 'tx_queue_' prefix */
 927         pos = name + 9;
 928         if (os_strncmp(pos, "data", 4) == 0 &&
 929             pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
 930                 num = pos[4] - '0';
 931                 pos += 6;
 932         } else if (os_strncmp(pos, "after_beacon_", 13) == 0 ||
 933                    os_strncmp(pos, "beacon_", 7) == 0) {
 934                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 935                 return 0;
 936         } else {
 937                 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
 938                 return -1;
 939         }
 940
 941         if (num >= NUM_TX_QUEUES) {
 942                 /* for backwards compatibility, do not trigger failure */
 943                 wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
 944                 return 0;
 945         }
 946
 947         queue = &conf->tx_queue[num];
 948
 949         if (os_strcmp(pos, "aifs") == 0) {
 950                 queue->aifs = atoi(val);
 951                 if (queue->aifs < 0 || queue->aifs > 255) {
 952                         wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
 953                                    queue->aifs);
 954                         return -1;
 955                 }
 956         } else if (os_strcmp(pos, "cwmin") == 0) {
 957                 queue->cwmin = atoi(val);
 958                 if (!valid_cw(queue->cwmin)) {
 959                         wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
 960                                    queue->cwmin);
 961                         return -1;
 962                 }
 963         } else if (os_strcmp(pos, "cwmax") == 0) {
 964                 queue->cwmax = atoi(val);
 965                 if (!valid_cw(queue->cwmax)) {
 966                         wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
 967                                    queue->cwmax);
 968                         return -1;
 969                 }
 970         } else if (os_strcmp(pos, "burst") == 0) {
 971                 queue->burst = hostapd_config_read_int10(val);
 972         } else {
 973                 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
 974                 return -1;
 975         }
 976
 977         return 0;
 978 }
 979
 980
 981 #ifdef CONFIG_IEEE80211R
 982 static int add_r0kh(struct hostapd_bss_config *bss, char *value)
 983 {
 984         struct ft_remote_r0kh *r0kh;
 985         char *pos, *next;
 986
 987         r0kh = os_zalloc(sizeof(*r0kh));
 988         if (r0kh == NULL)
 989                 return -1;
 990
 991         /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
 992         pos = value;
 993         next = os_strchr(pos, ' ');
 994         if (next)
 995                 *next++ = '\0';
 996         if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
 997                 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
 998                 os_free(r0kh);
 999                 return -1;
1000         }
1001
1002         pos = next;
1003         next = os_strchr(pos, ' ');
1004         if (next)
1005                 *next++ = '\0';
1006         if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
1007                 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
1008                 os_free(r0kh);
1009                 return -1;
1010         }
1011         r0kh->id_len = next - pos - 1;
1012         os_memcpy(r0kh->id, pos, r0kh->id_len);
1013
1014         pos = next;
1015         if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
1016                 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
1017                 os_free(r0kh);
1018                 return -1;
1019         }
1020
1021         r0kh->next = bss->r0kh_list;
1022         bss->r0kh_list = r0kh;
1023
1024         return 0;
1025 }
1026
1027
1028 static int add_r1kh(struct hostapd_bss_config *bss, char *value)
1029 {
1030         struct ft_remote_r1kh *r1kh;
1031         char *pos, *next;
1032
1033         r1kh = os_zalloc(sizeof(*r1kh));
1034         if (r1kh == NULL)
1035                 return -1;
1036
1037         /* 02:01:02:03:04:05 02:01:02:03:04:05
1038          * 000102030405060708090a0b0c0d0e0f */
1039         pos = value;
1040         next = os_strchr(pos, ' ');
1041         if (next)
1042                 *next++ = '\0';
1043         if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
1044                 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
1045                 os_free(r1kh);
1046                 return -1;
1047         }
1048
1049         pos = next;
1050         next = os_strchr(pos, ' ');
1051         if (next)
1052                 *next++ = '\0';
1053         if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
1054                 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
1055                 os_free(r1kh);
1056                 return -1;
1057         }
1058
1059         pos = next;
1060         if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
1061                 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
1062                 os_free(r1kh);
1063                 return -1;
1064         }
1065
1066         r1kh->next = bss->r1kh_list;
1067         bss->r1kh_list = r1kh;
1068
1069         return 0;
1070 }
1071 #endif /* CONFIG_IEEE80211R */
1072
1073
1074 #ifdef CONFIG_IEEE80211N
1075 static int hostapd_config_ht_capab(struct hostapd_config *conf,
1076                                    const char *capab)
1077 {
1078         if (os_strstr(capab, "[LDPC]"))
1079                 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
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, "[HT40+]")) {
1085                 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1086                 conf->secondary_channel = 1;
1087         }
1088         if (os_strstr(capab, "[SMPS-STATIC]")) {
1089                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1090                 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1091         }
1092         if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1093                 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1094                 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1095         }
1096         if (os_strstr(capab, "[GF]"))
1097                 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1098         if (os_strstr(capab, "[SHORT-GI-20]"))
1099                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1100         if (os_strstr(capab, "[SHORT-GI-40]"))
1101                 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1102         if (os_strstr(capab, "[TX-STBC]"))
1103                 conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1104         if (os_strstr(capab, "[RX-STBC1]")) {
1105                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1106                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1107         }
1108         if (os_strstr(capab, "[RX-STBC12]")) {
1109                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1110                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1111         }
1112         if (os_strstr(capab, "[RX-STBC123]")) {
1113                 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1114                 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1115         }
1116         if (os_strstr(capab, "[DELAYED-BA]"))
1117                 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1118         if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1119                 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1120         if (os_strstr(capab, "[DSSS_CCK-40]"))
1121                 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1122         if (os_strstr(capab, "[40-INTOLERANT]"))
1123                 conf->ht_capab |= HT_CAP_INFO_40MHZ_INTOLERANT;
1124         if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1125                 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1126
1127         return 0;
1128 }
1129 #endif /* CONFIG_IEEE80211N */
1130
1131
1132 #ifdef CONFIG_IEEE80211AC
1133 static int hostapd_config_vht_capab(struct hostapd_config *conf,
1134                                     const char *capab)
1135 {
1136         if (os_strstr(capab, "[MAX-MPDU-7991]"))
1137                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991;
1138         if (os_strstr(capab, "[MAX-MPDU-11454]"))
1139                 conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454;
1140         if (os_strstr(capab, "[VHT160]"))
1141                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
1142         if (os_strstr(capab, "[VHT160-80PLUS80]"))
1143                 conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
1144         if (os_strstr(capab, "[RXLDPC]"))
1145                 conf->vht_capab |= VHT_CAP_RXLDPC;
1146         if (os_strstr(capab, "[SHORT-GI-80]"))
1147                 conf->vht_capab |= VHT_CAP_SHORT_GI_80;
1148         if (os_strstr(capab, "[SHORT-GI-160]"))
1149                 conf->vht_capab |= VHT_CAP_SHORT_GI_160;
1150         if (os_strstr(capab, "[TX-STBC-2BY1]"))
1151                 conf->vht_capab |= VHT_CAP_TXSTBC;
1152         if (os_strstr(capab, "[RX-STBC-1]"))
1153                 conf->vht_capab |= VHT_CAP_RXSTBC_1;
1154         if (os_strstr(capab, "[RX-STBC-12]"))
1155                 conf->vht_capab |= VHT_CAP_RXSTBC_2;
1156         if (os_strstr(capab, "[RX-STBC-123]"))
1157                 conf->vht_capab |= VHT_CAP_RXSTBC_3;
1158         if (os_strstr(capab, "[RX-STBC-1234]"))
1159                 conf->vht_capab |= VHT_CAP_RXSTBC_4;
1160         if (os_strstr(capab, "[SU-BEAMFORMER]"))
1161                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMER_CAPABLE;
1162         if (os_strstr(capab, "[SU-BEAMFORMEE]"))
1163                 conf->vht_capab |= VHT_CAP_SU_BEAMFORMEE_CAPABLE;
1164         if (os_strstr(capab, "[BF-ANTENNA-2]") &&
1165             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1166                 conf->vht_capab |= (1 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1167         if (os_strstr(capab, "[BF-ANTENNA-3]") &&
1168             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1169                 conf->vht_capab |= (2 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1170         if (os_strstr(capab, "[BF-ANTENNA-4]") &&
1171             (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1172                 conf->vht_capab |= (3 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1173         if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") &&
1174             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1175                 conf->vht_capab |= (1 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1176         if (os_strstr(capab, "[SOUNDING-DIMENSION-3]") &&
1177             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1178                 conf->vht_capab |= (2 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1179         if (os_strstr(capab, "[SOUNDING-DIMENSION-4]") &&
1180             (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1181                 conf->vht_capab |= (3 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1182         if (os_strstr(capab, "[MU-BEAMFORMER]"))
1183                 conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE;
1184         if (os_strstr(capab, "[VHT-TXOP-PS]"))
1185                 conf->vht_capab |= VHT_CAP_VHT_TXOP_PS;
1186         if (os_strstr(capab, "[HTC-VHT]"))
1187                 conf->vht_capab |= VHT_CAP_HTC_VHT;
1188         if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP7]"))
1189                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX;
1190         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP6]"))
1191                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_6;
1192         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP5]"))
1193                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_5;
1194         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP4]"))
1195                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_4;
1196         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP3]"))
1197                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_3;
1198         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP2]"))
1199                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_2;
1200         else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP1]"))
1201                 conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_1;
1202         if (os_strstr(capab, "[VHT-LINK-ADAPT2]") &&
1203             (conf->vht_capab & VHT_CAP_HTC_VHT))
1204                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB;
1205         if (os_strstr(capab, "[VHT-LINK-ADAPT3]") &&
1206             (conf->vht_capab & VHT_CAP_HTC_VHT))
1207                 conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB;
1208         if (os_strstr(capab, "[RX-ANTENNA-PATTERN]"))
1209                 conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN;
1210         if (os_strstr(capab, "[TX-ANTENNA-PATTERN]"))
1211                 conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN;
1212         return 0;
1213 }
1214 #endif /* CONFIG_IEEE80211AC */
1215
1216
1217 #ifdef CONFIG_INTERWORKING
1218 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos,
1219                                     int line)
1220 {
1221         size_t len = os_strlen(pos);
1222         u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
1223
1224         struct hostapd_roaming_consortium *rc;
1225
1226         if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN ||
1227             hexstr2bin(pos, oi, len / 2)) {
1228                 wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium "
1229                            "'%s'", line, pos);
1230                 return -1;
1231         }
1232         len /= 2;
1233
1234         rc = os_realloc_array(bss->roaming_consortium,
1235                               bss->roaming_consortium_count + 1,
1236                               sizeof(struct hostapd_roaming_consortium));
1237         if (rc == NULL)
1238                 return -1;
1239
1240         os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len);
1241         rc[bss->roaming_consortium_count].len = len;
1242
1243         bss->roaming_consortium = rc;
1244         bss->roaming_consortium_count++;
1245
1246         return 0;
1247 }
1248
1249
1250 static int parse_lang_string(struct hostapd_lang_string **array,
1251                              unsigned int *count, char *pos)
1252 {
1253         char *sep, *str = NULL;
1254         size_t clen, nlen, slen;
1255         struct hostapd_lang_string *ls;
1256         int ret = -1;
1257
1258         if (*pos == '"' || (*pos == 'P' && pos[1] == '"')) {
1259                 str = wpa_config_parse_string(pos, &slen);
1260                 if (!str)
1261                         return -1;
1262                 pos = str;
1263         }
1264
1265         sep = os_strchr(pos, ':');
1266         if (sep == NULL)
1267                 goto fail;
1268         *sep++ = '\0';
1269
1270         clen = os_strlen(pos);
1271         if (clen < 2 || clen > sizeof(ls->lang))
1272                 goto fail;
1273         nlen = os_strlen(sep);
1274         if (nlen > 252)
1275                 goto fail;
1276
1277         ls = os_realloc_array(*array, *count + 1,
1278                               sizeof(struct hostapd_lang_string));
1279         if (ls == NULL)
1280                 goto fail;
1281
1282         *array = ls;
1283         ls = &(*array)[*count];
1284         (*count)++;
1285
1286         os_memset(ls->lang, 0, sizeof(ls->lang));
1287         os_memcpy(ls->lang, pos, clen);
1288         ls->name_len = nlen;
1289         os_memcpy(ls->name, sep, nlen);
1290
1291         ret = 0;
1292 fail:
1293         os_free(str);
1294         return ret;
1295 }
1296
1297
1298 static int parse_venue_name(struct hostapd_bss_config *bss, char *pos,
1299                             int line)
1300 {
1301         if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) {
1302                 wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'",
1303                            line, pos);
1304                 return -1;
1305         }
1306         return 0;
1307 }
1308
1309
1310 static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf,
1311                                int line)
1312 {
1313         size_t count;
1314         char *pos;
1315         u8 *info = NULL, *ipos;
1316
1317         /* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */
1318
1319         count = 1;
1320         for (pos = buf; *pos; pos++) {
1321                 if ((*pos < '0' || *pos > '9') && *pos != ';' && *pos != ',')
1322                         goto fail;
1323                 if (*pos == ';')
1324                         count++;
1325         }
1326         if (1 + count * 3 > 0x7f)
1327                 goto fail;
1328
1329         info = os_zalloc(2 + 3 + count * 3);
1330         if (info == NULL)
1331                 return -1;
1332
1333         ipos = info;
1334         *ipos++ = 0; /* GUD - Version 1 */
1335         *ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */
1336         *ipos++ = 0; /* PLMN List IEI */
1337         /* ext(b8) | Length of PLMN List value contents(b7..1) */
1338         *ipos++ = 1 + count * 3;
1339         *ipos++ = count; /* Number of PLMNs */
1340
1341         pos = buf;
1342         while (pos && *pos) {
1343                 char *mcc, *mnc;
1344                 size_t mnc_len;
1345
1346                 mcc = pos;
1347                 mnc = os_strchr(pos, ',');
1348                 if (mnc == NULL)
1349                         goto fail;
1350                 *mnc++ = '\0';
1351                 pos = os_strchr(mnc, ';');
1352                 if (pos)
1353                         *pos++ = '\0';
1354
1355                 mnc_len = os_strlen(mnc);
1356                 if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3))
1357                         goto fail;
1358
1359                 /* BC coded MCC,MNC */
1360                 /* MCC digit 2 | MCC digit 1 */
1361                 *ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0');
1362                 /* MNC digit 3 | MCC digit 3 */
1363                 *ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) |
1364                         (mcc[2] - '0');
1365                 /* MNC digit 2 | MNC digit 1 */
1366                 *ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0');
1367         }
1368
1369         os_free(bss->anqp_3gpp_cell_net);
1370         bss->anqp_3gpp_cell_net = info;
1371         bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count;
1372         wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information",
1373                     bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len);
1374
1375         return 0;
1376
1377 fail:
1378         wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s",
1379                    line, buf);
1380         os_free(info);
1381         return -1;
1382 }
1383
1384
1385 static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line)
1386 {
1387         struct hostapd_nai_realm_data *realm;
1388         size_t i, j, len;
1389         int *offsets;
1390         char *pos, *end, *rpos;
1391
1392         offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS,
1393                             sizeof(int));
1394         if (offsets == NULL)
1395                 return -1;
1396
1397         for (i = 0; i < bss->nai_realm_count; i++) {
1398                 realm = &bss->nai_realm_data[i];
1399                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1400                         offsets[i * MAX_NAI_REALMS + j] =
1401                                 realm->realm[j] ?
1402                                 realm->realm[j] - realm->realm_buf : -1;
1403                 }
1404         }
1405
1406         realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1,
1407                                  sizeof(struct hostapd_nai_realm_data));
1408         if (realm == NULL) {
1409                 os_free(offsets);
1410                 return -1;
1411         }
1412         bss->nai_realm_data = realm;
1413
1414         /* patch the pointers after realloc */
1415         for (i = 0; i < bss->nai_realm_count; i++) {
1416                 realm = &bss->nai_realm_data[i];
1417                 for (j = 0; j < MAX_NAI_REALMS; j++) {
1418                         int offs = offsets[i * MAX_NAI_REALMS + j];
1419                         if (offs >= 0)
1420                                 realm->realm[j] = realm->realm_buf + offs;
1421                         else
1422                                 realm->realm[j] = NULL;
1423                 }
1424         }
1425         os_free(offsets);
1426
1427         realm = &bss->nai_realm_data[bss->nai_realm_count];
1428         os_memset(realm, 0, sizeof(*realm));
1429
1430         pos = buf;
1431         realm->encoding = atoi(pos);
1432         pos = os_strchr(pos, ',');
1433         if (pos == NULL)
1434                 goto fail;
1435         pos++;
1436
1437         end = os_strchr(pos, ',');
1438         if (end) {
1439                 len = end - pos;
1440                 *end = '\0';
1441         } else {
1442                 len = os_strlen(pos);
1443         }
1444
1445         if (len > MAX_NAI_REALMLEN) {
1446                 wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d "
1447                            "characters)", (int) len, MAX_NAI_REALMLEN);
1448                 goto fail;
1449         }
1450         os_memcpy(realm->realm_buf, pos, len);
1451
1452         if (end)
1453                 pos = end + 1;
1454         else
1455                 pos = NULL;
1456
1457         while (pos && *pos) {
1458                 struct hostapd_nai_realm_eap *eap;
1459
1460                 if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) {
1461                         wpa_printf(MSG_ERROR, "Too many EAP methods");
1462                         goto fail;
1463                 }
1464
1465                 eap = &realm->eap_method[realm->eap_method_count];
1466                 realm->eap_method_count++;
1467
1468                 end = os_strchr(pos, ',');
1469                 if (end == NULL)
1470                         end = pos + os_strlen(pos);
1471
1472                 eap->eap_method = atoi(pos);
1473                 for (;;) {
1474                         pos = os_strchr(pos, '[');
1475                         if (pos == NULL || pos > end)
1476                                 break;
1477                         pos++;
1478                         if (eap->num_auths >= MAX_NAI_AUTH_TYPES) {
1479                                 wpa_printf(MSG_ERROR, "Too many auth params");
1480                                 goto fail;
1481                         }
1482                         eap->auth_id[eap->num_auths] = atoi(pos);
1483                         pos = os_strchr(pos, ':');
1484                         if (pos == NULL || pos > end)
1485                                 goto fail;
1486                         pos++;
1487                         eap->auth_val[eap->num_auths] = atoi(pos);
1488                         pos = os_strchr(pos, ']');
1489                         if (pos == NULL || pos > end)
1490                                 goto fail;
1491                         pos++;
1492                         eap->num_auths++;
1493                 }
1494
1495                 if (*end != ',')
1496                         break;
1497
1498                 pos = end + 1;
1499         }
1500
1501         /* Split realm list into null terminated realms */
1502         rpos = realm->realm_buf;
1503         i = 0;
1504         while (*rpos) {
1505                 if (i >= MAX_NAI_REALMS) {
1506                         wpa_printf(MSG_ERROR, "Too many realms");
1507                         goto fail;
1508                 }
1509                 realm->realm[i++] = rpos;
1510                 rpos = os_strchr(rpos, ';');
1511                 if (rpos == NULL)
1512                         break;
1513                 *rpos++ = '\0';
1514         }
1515
1516         bss->nai_realm_count++;
1517
1518         return 0;
1519
1520 fail:
1521         wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf);
1522         return -1;
1523 }
1524
1525
1526 static int parse_anqp_elem(struct hostapd_bss_config *bss, char *buf, int line)
1527 {
1528         char *delim;
1529         u16 infoid;
1530         size_t len;
1531         struct wpabuf *payload;
1532         struct anqp_element *elem;
1533
1534         delim = os_strchr(buf, ':');
1535         if (!delim)
1536                 return -1;
1537         delim++;
1538         infoid = atoi(buf);
1539         len = os_strlen(delim);
1540         if (len & 1)
1541                 return -1;
1542         len /= 2;
1543         payload = wpabuf_alloc(len);
1544         if (!payload)
1545                 return -1;
1546         if (hexstr2bin(delim, wpabuf_put(payload, len), len) < 0) {
1547                 wpabuf_free(payload);
1548                 return -1;
1549         }
1550
1551         dl_list_for_each(elem, &bss->anqp_elem, struct anqp_element, list) {
1552                 if (elem->infoid == infoid) {
1553                         /* Update existing entry */
1554                         wpabuf_free(elem->payload);
1555                         elem->payload = payload;
1556                         return 0;
1557                 }
1558         }
1559
1560         /* Add a new entry */
1561         elem = os_zalloc(sizeof(*elem));
1562         if (!elem) {
1563                 wpabuf_free(payload);
1564                 return -1;
1565         }
1566         elem->infoid = infoid;
1567         elem->payload = payload;
1568         dl_list_add(&bss->anqp_elem, &elem->list);
1569
1570         return 0;
1571 }
1572
1573
1574 static int parse_qos_map_set(struct hostapd_bss_config *bss,
1575                              char *buf, int line)
1576 {
1577         u8 qos_map_set[16 + 2 * 21], count = 0;
1578         char *pos = buf;
1579         int val;
1580
1581         for (;;) {
1582                 if (count == sizeof(qos_map_set)) {
1583                         wpa_printf(MSG_ERROR, "Line %d: Too many qos_map_set "
1584                                    "parameters '%s'", line, buf);
1585                         return -1;
1586                 }
1587
1588                 val = atoi(pos);
1589                 if (val > 255 || val < 0) {
1590                         wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set "
1591                                    "'%s'", line, buf);
1592                         return -1;
1593                 }
1594
1595                 qos_map_set[count++] = val;
1596                 pos = os_strchr(pos, ',');
1597                 if (!pos)
1598                         break;
1599                 pos++;
1600         }
1601
1602         if (count < 16 || count & 1) {
1603                 wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set '%s'",
1604                            line, buf);
1605                 return -1;
1606         }
1607
1608         os_memcpy(bss->qos_map_set, qos_map_set, count);
1609         bss->qos_map_set_len = count;
1610
1611         return 0;
1612 }
1613
1614 #endif /* CONFIG_INTERWORKING */
1615
1616
1617 #ifdef CONFIG_HS20
1618 static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf,
1619                                  int line)
1620 {
1621         u8 *conn_cap;
1622         char *pos;
1623
1624         if (bss->hs20_connection_capability_len >= 0xfff0)
1625                 return -1;
1626
1627         conn_cap = os_realloc(bss->hs20_connection_capability,
1628                               bss->hs20_connection_capability_len + 4);
1629         if (conn_cap == NULL)
1630                 return -1;
1631
1632         bss->hs20_connection_capability = conn_cap;
1633         conn_cap += bss->hs20_connection_capability_len;
1634         pos = buf;
1635         conn_cap[0] = atoi(pos);
1636         pos = os_strchr(pos, ':');
1637         if (pos == NULL)
1638                 return -1;
1639         pos++;
1640         WPA_PUT_LE16(conn_cap + 1, atoi(pos));
1641         pos = os_strchr(pos, ':');
1642         if (pos == NULL)
1643                 return -1;
1644         pos++;
1645         conn_cap[3] = atoi(pos);
1646         bss->hs20_connection_capability_len += 4;
1647
1648         return 0;
1649 }
1650
1651
1652 static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf,
1653                                   int line)
1654 {
1655         u8 *wan_metrics;
1656         char *pos;
1657
1658         /* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */
1659
1660         wan_metrics = os_zalloc(13);
1661         if (wan_metrics == NULL)
1662                 return -1;
1663
1664         pos = buf;
1665         /* WAN Info */
1666         if (hexstr2bin(pos, wan_metrics, 1) < 0)
1667                 goto fail;
1668         pos += 2;
1669         if (*pos != ':')
1670                 goto fail;
1671         pos++;
1672
1673         /* Downlink Speed */
1674         WPA_PUT_LE32(wan_metrics + 1, atoi(pos));
1675         pos = os_strchr(pos, ':');
1676         if (pos == NULL)
1677                 goto fail;
1678         pos++;
1679
1680         /* Uplink Speed */
1681         WPA_PUT_LE32(wan_metrics + 5, atoi(pos));
1682         pos = os_strchr(pos, ':');
1683         if (pos == NULL)
1684                 goto fail;
1685         pos++;
1686
1687         /* Downlink Load */
1688         wan_metrics[9] = atoi(pos);
1689         pos = os_strchr(pos, ':');
1690         if (pos == NULL)
1691                 goto fail;
1692         pos++;
1693
1694         /* Uplink Load */
1695         wan_metrics[10] = atoi(pos);
1696         pos = os_strchr(pos, ':');
1697         if (pos == NULL)
1698                 goto fail;
1699         pos++;
1700
1701         /* LMD */
1702         WPA_PUT_LE16(wan_metrics + 11, atoi(pos));
1703
1704         os_free(bss->hs20_wan_metrics);
1705         bss->hs20_wan_metrics = wan_metrics;
1706
1707         return 0;
1708
1709 fail:
1710         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'",
1711                    line, buf);
1712         os_free(wan_metrics);
1713         return -1;
1714 }
1715
1716
1717 static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
1718                                          char *pos, int line)
1719 {
1720         if (parse_lang_string(&bss->hs20_oper_friendly_name,
1721                               &bss->hs20_oper_friendly_name_count, pos)) {
1722                 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1723                            "hs20_oper_friendly_name '%s'", line, pos);
1724                 return -1;
1725         }
1726         return 0;
1727 }
1728
1729
1730 static int hs20_parse_icon(struct hostapd_bss_config *bss, char *pos)
1731 {
1732         struct hs20_icon *icon;
1733         char *end;
1734
1735         icon = os_realloc_array(bss->hs20_icons, bss->hs20_icons_count + 1,
1736                                 sizeof(struct hs20_icon));
1737         if (icon == NULL)
1738                 return -1;
1739         bss->hs20_icons = icon;
1740         icon = &bss->hs20_icons[bss->hs20_icons_count];
1741         os_memset(icon, 0, sizeof(*icon));
1742
1743         icon->width = atoi(pos);
1744         pos = os_strchr(pos, ':');
1745         if (pos == NULL)
1746                 return -1;
1747         pos++;
1748
1749         icon->height = atoi(pos);
1750         pos = os_strchr(pos, ':');
1751         if (pos == NULL)
1752                 return -1;
1753         pos++;
1754
1755         end = os_strchr(pos, ':');
1756         if (end == NULL || end - pos > 3)
1757                 return -1;
1758         os_memcpy(icon->language, pos, end - pos);
1759         pos = end + 1;
1760
1761         end = os_strchr(pos, ':');
1762         if (end == NULL || end - pos > 255)
1763                 return -1;
1764         os_memcpy(icon->type, pos, end - pos);
1765         pos = end + 1;
1766
1767         end = os_strchr(pos, ':');
1768         if (end == NULL || end - pos > 255)
1769                 return -1;
1770         os_memcpy(icon->name, pos, end - pos);
1771         pos = end + 1;
1772
1773         if (os_strlen(pos) > 255)
1774                 return -1;
1775         os_memcpy(icon->file, pos, os_strlen(pos));
1776
1777         bss->hs20_icons_count++;
1778
1779         return 0;
1780 }
1781
1782
1783 static int hs20_parse_osu_ssid(struct hostapd_bss_config *bss,
1784                                char *pos, int line)
1785 {
1786         size_t slen;
1787         char *str;
1788
1789         str = wpa_config_parse_string(pos, &slen);
1790         if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
1791                 wpa_printf(MSG_ERROR, "Line %d: Invalid SSID '%s'", line, pos);
1792                 os_free(str);
1793                 return -1;
1794         }
1795
1796         os_memcpy(bss->osu_ssid, str, slen);
1797         bss->osu_ssid_len = slen;
1798         os_free(str);
1799
1800         return 0;
1801 }
1802
1803
1804 static int hs20_parse_osu_server_uri(struct hostapd_bss_config *bss,
1805                                      char *pos, int line)
1806 {
1807         struct hs20_osu_provider *p;
1808
1809         p = os_realloc_array(bss->hs20_osu_providers,
1810                              bss->hs20_osu_providers_count + 1, sizeof(*p));
1811         if (p == NULL)
1812                 return -1;
1813
1814         bss->hs20_osu_providers = p;
1815         bss->last_osu = &bss->hs20_osu_providers[bss->hs20_osu_providers_count];
1816         bss->hs20_osu_providers_count++;
1817         os_memset(bss->last_osu, 0, sizeof(*p));
1818         bss->last_osu->server_uri = os_strdup(pos);
1819
1820         return 0;
1821 }
1822
1823
1824 static int hs20_parse_osu_friendly_name(struct hostapd_bss_config *bss,
1825                                         char *pos, int line)
1826 {
1827         if (bss->last_osu == NULL) {
1828                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1829                 return -1;
1830         }
1831
1832         if (parse_lang_string(&bss->last_osu->friendly_name,
1833                               &bss->last_osu->friendly_name_count, pos)) {
1834                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_friendly_name '%s'",
1835                            line, pos);
1836                 return -1;
1837         }
1838
1839         return 0;
1840 }
1841
1842
1843 static int hs20_parse_osu_nai(struct hostapd_bss_config *bss,
1844                               char *pos, int line)
1845 {
1846         if (bss->last_osu == NULL) {
1847                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1848                 return -1;
1849         }
1850
1851         os_free(bss->last_osu->osu_nai);
1852         bss->last_osu->osu_nai = os_strdup(pos);
1853         if (bss->last_osu->osu_nai == NULL)
1854                 return -1;
1855
1856         return 0;
1857 }
1858
1859
1860 static int hs20_parse_osu_method_list(struct hostapd_bss_config *bss, char *pos,
1861                                       int line)
1862 {
1863         if (bss->last_osu == NULL) {
1864                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1865                 return -1;
1866         }
1867
1868         if (hostapd_parse_intlist(&bss->last_osu->method_list, pos)) {
1869                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_method_list", line);
1870                 return -1;
1871         }
1872
1873         return 0;
1874 }
1875
1876
1877 static int hs20_parse_osu_icon(struct hostapd_bss_config *bss, char *pos,
1878                                int line)
1879 {
1880         char **n;
1881         struct hs20_osu_provider *p = bss->last_osu;
1882
1883         if (p == NULL) {
1884                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1885                 return -1;
1886         }
1887
1888         n = os_realloc_array(p->icons, p->icons_count + 1, sizeof(char *));
1889         if (n == NULL)
1890                 return -1;
1891         p->icons = n;
1892         p->icons[p->icons_count] = os_strdup(pos);
1893         if (p->icons[p->icons_count] == NULL)
1894                 return -1;
1895         p->icons_count++;
1896
1897         return 0;
1898 }
1899
1900
1901 static int hs20_parse_osu_service_desc(struct hostapd_bss_config *bss,
1902                                        char *pos, int line)
1903 {
1904         if (bss->last_osu == NULL) {
1905                 wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1906                 return -1;
1907         }
1908
1909         if (parse_lang_string(&bss->last_osu->service_desc,
1910                               &bss->last_osu->service_desc_count, pos)) {
1911                 wpa_printf(MSG_ERROR, "Line %d: Invalid osu_service_desc '%s'",
1912                            line, pos);
1913                 return -1;
1914         }
1915
1916         return 0;
1917 }
1918
1919 #endif /* CONFIG_HS20 */
1920
1921
1922 #ifdef CONFIG_ACS
1923 static int hostapd_config_parse_acs_chan_bias(struct hostapd_config *conf,
1924                                               char *pos)
1925 {
1926         struct acs_bias *bias = NULL, *tmp;
1927         unsigned int num = 0;
1928         char *end;
1929
1930         while (*pos) {
1931                 tmp = os_realloc_array(bias, num + 1, sizeof(*bias));
1932                 if (!tmp)
1933                         goto fail;
1934                 bias = tmp;
1935
1936                 bias[num].channel = atoi(pos);
1937                 if (bias[num].channel <= 0)
1938                         goto fail;
1939                 pos = os_strchr(pos, ':');
1940                 if (!pos)
1941                         goto fail;
1942                 pos++;
1943                 bias[num].bias = strtod(pos, &end);
1944                 if (end == pos || bias[num].bias < 0.0)
1945                         goto fail;
1946                 pos = end;
1947                 if (*pos != ' ' && *pos != '\0')
1948                         goto fail;
1949                 num++;
1950         }
1951
1952         os_free(conf->acs_chan_bias);
1953         conf->acs_chan_bias = bias;
1954         conf->num_acs_chan_bias = num;
1955
1956         return 0;
1957 fail:
1958         os_free(bias);
1959         return -1;
1960 }
1961 #endif /* CONFIG_ACS */
1962
1963
1964 static int parse_wpabuf_hex(int line, const char *name, struct wpabuf **buf,
1965                             const char *val)
1966 {
1967         struct wpabuf *elems;
1968
1969         if (val[0] == '\0') {
1970                 wpabuf_free(*buf);
1971                 *buf = NULL;
1972                 return 0;
1973         }
1974
1975         elems = wpabuf_parse_bin(val);
1976         if (!elems) {
1977                 wpa_printf(MSG_ERROR, "Line %d: Invalid %s '%s'",
1978                            line, name, val);
1979                 return -1;
1980         }
1981
1982         wpabuf_free(*buf);
1983         *buf = elems;
1984
1985         return 0;
1986 }
1987
1988
1989 static int hostapd_config_fill(struct hostapd_config *conf,
1990                                struct hostapd_bss_config *bss,
1991                                const char *buf, char *pos, int line)
1992 {
1993         if (os_strcmp(buf, "interface") == 0) {
1994                 os_strlcpy(conf->bss[0]->iface, pos,
1995                            sizeof(conf->bss[0]->iface));
1996         } else if (os_strcmp(buf, "bridge") == 0) {
1997                 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1998         } else if (os_strcmp(buf, "vlan_bridge") == 0) {
1999                 os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge));
2000         } else if (os_strcmp(buf, "wds_bridge") == 0) {
2001                 os_strlcpy(bss->wds_bridge, pos, sizeof(bss->wds_bridge));
2002         } else if (os_strcmp(buf, "driver") == 0) {
2003                 int j;
2004                 /* clear to get error below if setting is invalid */
2005                 conf->driver = NULL;
2006                 for (j = 0; wpa_drivers[j]; j++) {
2007                         if (os_strcmp(pos, wpa_drivers[j]->name) == 0) {
2008                                 conf->driver = wpa_drivers[j];
2009                                 break;
2010                         }
2011                 }
2012                 if (conf->driver == NULL) {
2013                         wpa_printf(MSG_ERROR,
2014                                    "Line %d: invalid/unknown driver '%s'",
2015                                    line, pos);
2016                         return 1;
2017                 }
2018         } else if (os_strcmp(buf, "driver_params") == 0) {
2019                 os_free(conf->driver_params);
2020                 conf->driver_params = os_strdup(pos);
2021         } else if (os_strcmp(buf, "debug") == 0) {
2022                 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' configuration variable is not used anymore",
2023                            line);
2024         } else if (os_strcmp(buf, "logger_syslog_level") == 0) {
2025                 bss->logger_syslog_level = atoi(pos);
2026         } else if (os_strcmp(buf, "logger_stdout_level") == 0) {
2027                 bss->logger_stdout_level = atoi(pos);
2028         } else if (os_strcmp(buf, "logger_syslog") == 0) {
2029                 bss->logger_syslog = atoi(pos);
2030         } else if (os_strcmp(buf, "logger_stdout") == 0) {
2031                 bss->logger_stdout = atoi(pos);
2032         } else if (os_strcmp(buf, "dump_file") == 0) {
2033                 wpa_printf(MSG_INFO, "Line %d: DEPRECATED: 'dump_file' configuration variable is not used anymore",
2034                            line);
2035         } else if (os_strcmp(buf, "ssid") == 0) {
2036                 bss->ssid.ssid_len = os_strlen(pos);
2037                 if (bss->ssid.ssid_len > SSID_MAX_LEN ||
2038                     bss->ssid.ssid_len < 1) {
2039                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
2040                                    line, pos);
2041                         return 1;
2042                 }
2043                 os_memcpy(bss->ssid.ssid, pos, bss->ssid.ssid_len);
2044                 bss->ssid.ssid_set = 1;
2045         } else if (os_strcmp(buf, "ssid2") == 0) {
2046                 size_t slen;
2047                 char *str = wpa_config_parse_string(pos, &slen);
2048                 if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
2049                         wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
2050                                    line, pos);
2051                         os_free(str);
2052                         return 1;
2053                 }
2054                 os_memcpy(bss->ssid.ssid, str, slen);
2055                 bss->ssid.ssid_len = slen;
2056                 bss->ssid.ssid_set = 1;
2057                 os_free(str);
2058         } else if (os_strcmp(buf, "utf8_ssid") == 0) {
2059                 bss->ssid.utf8_ssid = atoi(pos) > 0;
2060         } else if (os_strcmp(buf, "macaddr_acl") == 0) {
2061                 bss->macaddr_acl = atoi(pos);
2062                 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
2063                     bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
2064                     bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
2065                         wpa_printf(MSG_ERROR, "Line %d: unknown macaddr_acl %d",
2066                                    line, bss->macaddr_acl);
2067                 }
2068         } else if (os_strcmp(buf, "accept_mac_file") == 0) {
2069                 if (hostapd_config_read_maclist(pos, &bss->accept_mac,
2070                                                 &bss->num_accept_mac)) {
2071                         wpa_printf(MSG_ERROR, "Line %d: Failed to read accept_mac_file '%s'",
2072                                    line, pos);
2073                         return 1;
2074                 }
2075         } else if (os_strcmp(buf, "deny_mac_file") == 0) {
2076                 if (hostapd_config_read_maclist(pos, &bss->deny_mac,
2077                                                 &bss->num_deny_mac)) {
2078                         wpa_printf(MSG_ERROR, "Line %d: Failed to read deny_mac_file '%s'",
2079                                    line, pos);
2080                         return 1;
2081                 }
2082         } else if (os_strcmp(buf, "wds_sta") == 0) {
2083                 bss->wds_sta = atoi(pos);
2084         } else if (os_strcmp(buf, "start_disabled") == 0) {
2085                 bss->start_disabled = atoi(pos);
2086         } else if (os_strcmp(buf, "ap_isolate") == 0) {
2087                 bss->isolate = atoi(pos);
2088         } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
2089                 bss->ap_max_inactivity = atoi(pos);
2090         } else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
2091                 bss->skip_inactivity_poll = atoi(pos);
2092         } else if (os_strcmp(buf, "country_code") == 0) {
2093                 os_memcpy(conf->country, pos, 2);
2094                 /* FIX: make this configurable */
2095                 conf->country[2] = ' ';
2096         } else if (os_strcmp(buf, "ieee80211d") == 0) {
2097                 conf->ieee80211d = atoi(pos);
2098         } else if (os_strcmp(buf, "ieee80211h") == 0) {
2099                 conf->ieee80211h = atoi(pos);
2100         } else if (os_strcmp(buf, "ieee8021x") == 0) {
2101                 bss->ieee802_1x = atoi(pos);
2102         } else if (os_strcmp(buf, "eapol_version") == 0) {
2103                 bss->eapol_version = atoi(pos);
2104                 if (bss->eapol_version < 1 || bss->eapol_version > 2) {
2105                         wpa_printf(MSG_ERROR,
2106                                    "Line %d: invalid EAPOL version (%d): '%s'.",
2107                                    line, bss->eapol_version, pos);
2108                         return 1;
2109                 }
2110                 wpa_printf(MSG_DEBUG, "eapol_version=%d", bss->eapol_version);
2111 #ifdef EAP_SERVER
2112         } else if (os_strcmp(buf, "eap_authenticator") == 0) {
2113                 bss->eap_server = atoi(pos);
2114                 wpa_printf(MSG_ERROR, "Line %d: obsolete eap_authenticator used; this has been renamed to eap_server", line);
2115         } else if (os_strcmp(buf, "eap_server") == 0) {
2116                 bss->eap_server = atoi(pos);
2117         } else if (os_strcmp(buf, "eap_user_file") == 0) {
2118                 if (hostapd_config_read_eap_user(pos, bss))
2119                         return 1;
2120         } else if (os_strcmp(buf, "ca_cert") == 0) {
2121                 os_free(bss->ca_cert);
2122                 bss->ca_cert = os_strdup(pos);
2123         } else if (os_strcmp(buf, "server_cert") == 0) {
2124                 os_free(bss->server_cert);
2125                 bss->server_cert = os_strdup(pos);
2126         } else if (os_strcmp(buf, "private_key") == 0) {
2127                 os_free(bss->private_key);
2128                 bss->private_key = os_strdup(pos);
2129         } else if (os_strcmp(buf, "private_key_passwd") == 0) {
2130                 os_free(bss->private_key_passwd);
2131                 bss->private_key_passwd = os_strdup(pos);
2132         } else if (os_strcmp(buf, "check_crl") == 0) {
2133                 bss->check_crl = atoi(pos);
2134         } else if (os_strcmp(buf, "tls_session_lifetime") == 0) {
2135                 bss->tls_session_lifetime = atoi(pos);
2136         } else if (os_strcmp(buf, "ocsp_stapling_response") == 0) {
2137                 os_free(bss->ocsp_stapling_response);
2138                 bss->ocsp_stapling_response = os_strdup(pos);
2139         } else if (os_strcmp(buf, "ocsp_stapling_response_multi") == 0) {
2140                 os_free(bss->ocsp_stapling_response_multi);
2141                 bss->ocsp_stapling_response_multi = os_strdup(pos);
2142         } else if (os_strcmp(buf, "dh_file") == 0) {
2143                 os_free(bss->dh_file);
2144                 bss->dh_file = os_strdup(pos);
2145         } else if (os_strcmp(buf, "openssl_ciphers") == 0) {
2146                 os_free(bss->openssl_ciphers);
2147                 bss->openssl_ciphers = os_strdup(pos);
2148         } else if (os_strcmp(buf, "fragment_size") == 0) {
2149                 bss->fragment_size = atoi(pos);
2150 #ifdef EAP_SERVER_FAST
2151         } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
2152                 os_free(bss->pac_opaque_encr_key);
2153                 bss->pac_opaque_encr_key = os_malloc(16);
2154                 if (bss->pac_opaque_encr_key == NULL) {
2155                         wpa_printf(MSG_ERROR,
2156                                    "Line %d: No memory for pac_opaque_encr_key",
2157                                    line);
2158                         return 1;
2159                 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 16)) {
2160                         wpa_printf(MSG_ERROR, "Line %d: Invalid pac_opaque_encr_key",
2161                                    line);
2162                         return 1;
2163                 }
2164         } else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
2165                 size_t idlen = os_strlen(pos);
2166                 if (idlen & 1) {
2167                         wpa_printf(MSG_ERROR, "Line %d: Invalid eap_fast_a_id",
2168                                    line);
2169                         return 1;
2170                 }
2171                 os_free(bss->eap_fast_a_id);
2172                 bss->eap_fast_a_id = os_malloc(idlen / 2);
2173                 if (bss->eap_fast_a_id == NULL ||
2174                     hexstr2bin(pos, bss->eap_fast_a_id, idlen / 2)) {
2175                         wpa_printf(MSG_ERROR, "Line %d: Failed to parse eap_fast_a_id",
2176                                    line);
2177                         os_free(bss->eap_fast_a_id);
2178                         bss->eap_fast_a_id = NULL;
2179                         return 1;
2180                 } else {
2181                         bss->eap_fast_a_id_len = idlen / 2;
2182                 }
2183         } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
2184                 os_free(bss->eap_fast_a_id_info);
2185                 bss->eap_fast_a_id_info = os_strdup(pos);
2186         } else if (os_strcmp(buf, "eap_fast_prov") == 0) {
2187                 bss->eap_fast_prov = atoi(pos);
2188         } else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
2189                 bss->pac_key_lifetime = atoi(pos);
2190         } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
2191                 bss->pac_key_refresh_time = atoi(pos);
2192 #endif /* EAP_SERVER_FAST */
2193 #ifdef EAP_SERVER_SIM
2194         } else if (os_strcmp(buf, "eap_sim_db") == 0) {
2195                 os_free(bss->eap_sim_db);
2196                 bss->eap_sim_db = os_strdup(pos);
2197         } else if (os_strcmp(buf, "eap_sim_db_timeout") == 0) {
2198                 bss->eap_sim_db_timeout = atoi(pos);
2199         } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
2200                 bss->eap_sim_aka_result_ind = atoi(pos);
2201 #endif /* EAP_SERVER_SIM */
2202 #ifdef EAP_SERVER_TNC
2203         } else if (os_strcmp(buf, "tnc") == 0) {
2204                 bss->tnc = atoi(pos);
2205 #endif /* EAP_SERVER_TNC */
2206 #ifdef EAP_SERVER_PWD
2207         } else if (os_strcmp(buf, "pwd_group") == 0) {
2208                 bss->pwd_group = atoi(pos);
2209 #endif /* EAP_SERVER_PWD */
2210         } else if (os_strcmp(buf, "eap_server_erp") == 0) {
2211                 bss->eap_server_erp = atoi(pos);
2212 #endif /* EAP_SERVER */
2213         } else if (os_strcmp(buf, "eap_message") == 0) {
2214                 char *term;
2215                 os_free(bss->eap_req_id_text);
2216                 bss->eap_req_id_text = os_strdup(pos);
2217                 if (bss->eap_req_id_text == NULL) {
2218                         wpa_printf(MSG_ERROR, "Line %d: Failed to allocate memory for eap_req_id_text",
2219                                    line);
2220                         return 1;
2221                 }
2222                 bss->eap_req_id_text_len = os_strlen(bss->eap_req_id_text);
2223                 term = os_strstr(bss->eap_req_id_text, "\\0");
2224                 if (term) {
2225                         *term++ = '\0';
2226                         os_memmove(term, term + 1,
2227                                    bss->eap_req_id_text_len -
2228                                    (term - bss->eap_req_id_text) - 1);
2229                         bss->eap_req_id_text_len--;
2230                 }
2231         } else if (os_strcmp(buf, "erp_send_reauth_start") == 0) {
2232                 bss->erp_send_reauth_start = atoi(pos);
2233         } else if (os_strcmp(buf, "erp_domain") == 0) {
2234                 os_free(bss->erp_domain);
2235                 bss->erp_domain = os_strdup(pos);
2236         } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
2237                 bss->default_wep_key_len = atoi(pos);
2238                 if (bss->default_wep_key_len > 13) {
2239                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %lu (= %lu bits)",
2240                                    line,
2241                                    (unsigned long) bss->default_wep_key_len,
2242                                    (unsigned long)
2243                                    bss->default_wep_key_len * 8);
2244                         return 1;
2245                 }
2246         } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
2247                 bss->individual_wep_key_len = atoi(pos);
2248                 if (bss->individual_wep_key_len < 0 ||
2249                     bss->individual_wep_key_len > 13) {
2250                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %d (= %d bits)",
2251                                    line, bss->individual_wep_key_len,
2252                                    bss->individual_wep_key_len * 8);
2253                         return 1;
2254                 }
2255         } else if (os_strcmp(buf, "wep_rekey_period") == 0) {
2256                 bss->wep_rekeying_period = atoi(pos);
2257                 if (bss->wep_rekeying_period < 0) {
2258                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2259                                    line, bss->wep_rekeying_period);
2260                         return 1;
2261                 }
2262         } else if (os_strcmp(buf, "eap_reauth_period") == 0) {
2263                 bss->eap_reauth_period = atoi(pos);
2264                 if (bss->eap_reauth_period < 0) {
2265                         wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2266                                    line, bss->eap_reauth_period);
2267                         return 1;
2268                 }
2269         } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
2270                 bss->eapol_key_index_workaround = atoi(pos);
2271 #ifdef CONFIG_IAPP
2272         } else if (os_strcmp(buf, "iapp_interface") == 0) {
2273                 bss->ieee802_11f = 1;
2274                 os_strlcpy(bss->iapp_iface, pos, sizeof(bss->iapp_iface));
2275 #endif /* CONFIG_IAPP */
2276         } else if (os_strcmp(buf, "own_ip_addr") == 0) {
2277                 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
2278                         wpa_printf(MSG_ERROR,
2279                                    "Line %d: invalid IP address '%s'",
2280                                    line, pos);
2281                         return 1;
2282                 }
2283         } else if (os_strcmp(buf, "nas_identifier") == 0) {
2284                 os_free(bss->nas_identifier);
2285                 bss->nas_identifier = os_strdup(pos);
2286 #ifndef CONFIG_NO_RADIUS
2287         } else if (os_strcmp(buf, "radius_client_addr") == 0) {
2288                 if (hostapd_parse_ip_addr(pos, &bss->radius->client_addr)) {
2289                         wpa_printf(MSG_ERROR,
2290                                    "Line %d: invalid IP address '%s'",
2291                                    line, pos);
2292                         return 1;
2293                 }
2294                 bss->radius->force_client_addr = 1;
2295         } else if (os_strcmp(buf, "auth_server_addr") == 0) {
2296                 if (hostapd_config_read_radius_addr(
2297                             &bss->radius->auth_servers,
2298                             &bss->radius->num_auth_servers, pos, 1812,
2299                             &bss->radius->auth_server)) {
2300                         wpa_printf(MSG_ERROR,
2301                                    "Line %d: invalid IP address '%s'",
2302                                    line, pos);
2303                         return 1;
2304                 }
2305         } else if (bss->radius->auth_server &&
2306                    os_strcmp(buf, "auth_server_addr_replace") == 0) {
2307                 if (hostapd_parse_ip_addr(pos,
2308                                           &bss->radius->auth_server->addr)) {
2309                         wpa_printf(MSG_ERROR,
2310                                    "Line %d: invalid IP address '%s'",
2311                                    line, pos);
2312                         return 1;
2313                 }
2314         } else if (bss->radius->auth_server &&
2315                    os_strcmp(buf, "auth_server_port") == 0) {
2316                 bss->radius->auth_server->port = atoi(pos);
2317         } else if (bss->radius->auth_server &&
2318                    os_strcmp(buf, "auth_server_shared_secret") == 0) {
2319                 int len = os_strlen(pos);
2320                 if (len == 0) {
2321                         /* RFC 2865, Ch. 3 */
2322                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2323                                    line);
2324                         return 1;
2325                 }
2326                 os_free(bss->radius->auth_server->shared_secret);
2327                 bss->radius->auth_server->shared_secret = (u8 *) os_strdup(pos);
2328                 bss->radius->auth_server->shared_secret_len = len;
2329         } else if (os_strcmp(buf, "acct_server_addr") == 0) {
2330                 if (hostapd_config_read_radius_addr(
2331                             &bss->radius->acct_servers,
2332                             &bss->radius->num_acct_servers, pos, 1813,
2333                             &bss->radius->acct_server)) {
2334                         wpa_printf(MSG_ERROR,
2335                                    "Line %d: invalid IP address '%s'",
2336                                    line, pos);
2337                         return 1;
2338                 }
2339         } else if (bss->radius->acct_server &&
2340                    os_strcmp(buf, "acct_server_addr_replace") == 0) {
2341                 if (hostapd_parse_ip_addr(pos,
2342                                           &bss->radius->acct_server->addr)) {
2343                         wpa_printf(MSG_ERROR,
2344                                    "Line %d: invalid IP address '%s'",
2345                                    line, pos);
2346                         return 1;
2347                 }
2348         } else if (bss->radius->acct_server &&
2349                    os_strcmp(buf, "acct_server_port") == 0) {
2350                 bss->radius->acct_server->port = atoi(pos);
2351         } else if (bss->radius->acct_server &&
2352                    os_strcmp(buf, "acct_server_shared_secret") == 0) {
2353                 int len = os_strlen(pos);
2354                 if (len == 0) {
2355                         /* RFC 2865, Ch. 3 */
2356                         wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2357                                    line);
2358                         return 1;
2359                 }
2360                 os_free(bss->radius->acct_server->shared_secret);
2361                 bss->radius->acct_server->shared_secret = (u8 *) os_strdup(pos);
2362                 bss->radius->acct_server->shared_secret_len = len;
2363         } else if (os_strcmp(buf, "radius_retry_primary_interval") == 0) {
2364                 bss->radius->retry_primary_interval = atoi(pos);
2365         } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) {
2366                 bss->acct_interim_interval = atoi(pos);
2367         } else if (os_strcmp(buf, "radius_request_cui") == 0) {
2368                 bss->radius_request_cui = atoi(pos);
2369         } else if (os_strcmp(buf, "radius_auth_req_attr") == 0) {
2370                 struct hostapd_radius_attr *attr, *a;
2371                 attr = hostapd_parse_radius_attr(pos);
2372                 if (attr == NULL) {
2373                         wpa_printf(MSG_ERROR,
2374                                    "Line %d: invalid radius_auth_req_attr",
2375                                    line);
2376                         return 1;
2377                 } else if (bss->radius_auth_req_attr == NULL) {
2378                         bss->radius_auth_req_attr = attr;
2379                 } else {
2380                         a = bss->radius_auth_req_attr;
2381                         while (a->next)
2382                                 a = a->next;
2383                         a->next = attr;
2384                 }
2385         } else if (os_strcmp(buf, "radius_acct_req_attr") == 0) {
2386                 struct hostapd_radius_attr *attr, *a;
2387                 attr = hostapd_parse_radius_attr(pos);
2388                 if (attr == NULL) {
2389                         wpa_printf(MSG_ERROR,
2390                                    "Line %d: invalid radius_acct_req_attr",
2391                                    line);
2392                         return 1;
2393                 } else if (bss->radius_acct_req_attr == NULL) {
2394                         bss->radius_acct_req_attr = attr;
2395                 } else {
2396                         a = bss->radius_acct_req_attr;
2397                         while (a->next)
2398                                 a = a->next;
2399                         a->next = attr;
2400                 }
2401         } else if (os_strcmp(buf, "radius_das_port") == 0) {
2402                 bss->radius_das_port = atoi(pos);
2403         } else if (os_strcmp(buf, "radius_das_client") == 0) {
2404                 if (hostapd_parse_das_client(bss, pos) < 0) {
2405                         wpa_printf(MSG_ERROR, "Line %d: invalid DAS client",
2406                                    line);
2407                         return 1;
2408                 }
2409         } else if (os_strcmp(buf, "radius_das_time_window") == 0) {
2410                 bss->radius_das_time_window = atoi(pos);
2411         } else if (os_strcmp(buf, "radius_das_require_event_timestamp") == 0) {
2412                 bss->radius_das_require_event_timestamp = atoi(pos);
2413         } else if (os_strcmp(buf, "radius_das_require_message_authenticator") ==
2414                    0) {
2415                 bss->radius_das_require_message_authenticator = atoi(pos);
2416 #endif /* CONFIG_NO_RADIUS */
2417         } else if (os_strcmp(buf, "auth_algs") == 0) {
2418                 bss->auth_algs = atoi(pos);
2419                 if (bss->auth_algs == 0) {
2420                         wpa_printf(MSG_ERROR, "Line %d: no authentication algorithms allowed",
2421                                    line);
2422                         return 1;
2423                 }
2424         } else if (os_strcmp(buf, "max_num_sta") == 0) {
2425                 bss->max_num_sta = atoi(pos);
2426                 if (bss->max_num_sta < 0 ||
2427                     bss->max_num_sta > MAX_STA_COUNT) {
2428                         wpa_printf(MSG_ERROR, "Line %d: Invalid max_num_sta=%d; allowed range 0..%d",
2429                                    line, bss->max_num_sta, MAX_STA_COUNT);
2430                         return 1;
2431                 }
2432         } else if (os_strcmp(buf, "wpa") == 0) {
2433                 bss->wpa = atoi(pos);
2434         } else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
2435                 bss->wpa_group_rekey = atoi(pos);
2436         } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
2437                 bss->wpa_strict_rekey = atoi(pos);
2438         } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
2439                 bss->wpa_gmk_rekey = atoi(pos);
2440         } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
2441                 bss->wpa_ptk_rekey = atoi(pos);
2442         } else if (os_strcmp(buf, "wpa_passphrase") == 0) {
2443                 int len = os_strlen(pos);
2444                 if (len < 8 || len > 63) {
2445                         wpa_printf(MSG_ERROR, "Line %d: invalid WPA passphrase length %d (expected 8..63)",
2446                                    line, len);
2447                         return 1;
2448                 }
2449                 os_free(bss->ssid.wpa_passphrase);
2450                 bss->ssid.wpa_passphrase = os_strdup(pos);
2451                 if (bss->ssid.wpa_passphrase) {
2452                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2453                         bss->ssid.wpa_passphrase_set = 1;
2454                 }
2455         } else if (os_strcmp(buf, "wpa_psk") == 0) {
2456                 hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2457                 bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
2458                 if (bss->ssid.wpa_psk == NULL)
2459                         return 1;
2460                 if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, PMK_LEN) ||
2461                     pos[PMK_LEN * 2] != '\0') {
2462                         wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
2463                                    line, pos);
2464                         hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2465                         return 1;
2466                 }
2467                 bss->ssid.wpa_psk->group = 1;
2468                 os_free(bss->ssid.wpa_passphrase);
2469                 bss->ssid.wpa_passphrase = NULL;
2470                 bss->ssid.wpa_psk_set = 1;
2471         } else if (os_strcmp(buf, "wpa_psk_file") == 0) {
2472                 os_free(bss->ssid.wpa_psk_file);
2473                 bss->ssid.wpa_psk_file = os_strdup(pos);
2474                 if (!bss->ssid.wpa_psk_file) {
2475                         wpa_printf(MSG_ERROR, "Line %d: allocation failed",
2476                                    line);
2477                         return 1;
2478                 }
2479         } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
2480                 bss->wpa_key_mgmt = hostapd_config_parse_key_mgmt(line, pos);
2481                 if (bss->wpa_key_mgmt == -1)
2482                         return 1;
2483         } else if (os_strcmp(buf, "wpa_psk_radius") == 0) {
2484                 bss->wpa_psk_radius = atoi(pos);
2485                 if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED &&
2486                     bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED &&
2487                     bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) {
2488                         wpa_printf(MSG_ERROR,
2489                                    "Line %d: unknown wpa_psk_radius %d",
2490                                    line, bss->wpa_psk_radius);
2491                         return 1;
2492                 }
2493         } else if (os_strcmp(buf, "wpa_pairwise") == 0) {
2494                 bss->wpa_pairwise = hostapd_config_parse_cipher(line, pos);
2495                 if (bss->wpa_pairwise == -1 || bss->wpa_pairwise == 0)
2496                         return 1;
2497                 if (bss->wpa_pairwise &
2498                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2499                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2500                                    bss->wpa_pairwise, pos);
2501                         return 1;
2502                 }
2503         } else if (os_strcmp(buf, "rsn_pairwise") == 0) {
2504                 bss->rsn_pairwise = hostapd_config_parse_cipher(line, pos);
2505                 if (bss->rsn_pairwise == -1 || bss->rsn_pairwise == 0)
2506                         return 1;
2507                 if (bss->rsn_pairwise &
2508                     (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2509                         wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2510                                    bss->rsn_pairwise, pos);
2511                         return 1;
2512                 }
2513 #ifdef CONFIG_RSN_PREAUTH
2514         } else if (os_strcmp(buf, "rsn_preauth") == 0) {
2515                 bss->rsn_preauth = atoi(pos);
2516         } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
2517                 os_free(bss->rsn_preauth_interfaces);
2518                 bss->rsn_preauth_interfaces = os_strdup(pos);
2519 #endif /* CONFIG_RSN_PREAUTH */
2520 #ifdef CONFIG_PEERKEY
2521         } else if (os_strcmp(buf, "peerkey") == 0) {
2522                 bss->peerkey = atoi(pos);
2523 #endif /* CONFIG_PEERKEY */
2524 #ifdef CONFIG_IEEE80211R
2525         } else if (os_strcmp(buf, "mobility_domain") == 0) {
2526                 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
2527                     hexstr2bin(pos, bss->mobility_domain,
2528                                MOBILITY_DOMAIN_ID_LEN) != 0) {
2529                         wpa_printf(MSG_ERROR,
2530                                    "Line %d: Invalid mobility_domain '%s'",
2531                                    line, pos);
2532                         return 1;
2533                 }
2534         } else if (os_strcmp(buf, "r1_key_holder") == 0) {
2535                 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
2536                     hexstr2bin(pos, bss->r1_key_holder, FT_R1KH_ID_LEN) != 0) {
2537                         wpa_printf(MSG_ERROR,
2538                                    "Line %d: Invalid r1_key_holder '%s'",
2539                                    line, pos);
2540                         return 1;
2541                 }
2542         } else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
2543                 bss->r0_key_lifetime = atoi(pos);
2544         } else if (os_strcmp(buf, "reassociation_deadline") == 0) {
2545                 bss->reassociation_deadline = atoi(pos);
2546         } else if (os_strcmp(buf, "r0kh") == 0) {
2547                 if (add_r0kh(bss, pos) < 0) {
2548                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r0kh '%s'",
2549                                    line, pos);
2550                         return 1;
2551                 }
2552         } else if (os_strcmp(buf, "r1kh") == 0) {
2553                 if (add_r1kh(bss, pos) < 0) {
2554                         wpa_printf(MSG_DEBUG, "Line %d: Invalid r1kh '%s'",
2555                                    line, pos);
2556                         return 1;
2557                 }
2558         } else if (os_strcmp(buf, "pmk_r1_push") == 0) {
2559                 bss->pmk_r1_push = atoi(pos);
2560         } else if (os_strcmp(buf, "ft_over_ds") == 0) {
2561                 bss->ft_over_ds = atoi(pos);
2562 #endif /* CONFIG_IEEE80211R */
2563 #ifndef CONFIG_NO_CTRL_IFACE
2564         } else if (os_strcmp(buf, "ctrl_interface") == 0) {
2565                 os_free(bss->ctrl_interface);
2566                 bss->ctrl_interface = os_strdup(pos);
2567         } else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
2568 #ifndef CONFIG_NATIVE_WINDOWS
2569                 struct group *grp;
2570                 char *endp;
2571                 const char *group = pos;
2572
2573                 grp = getgrnam(group);
2574                 if (grp) {
2575                         bss->ctrl_interface_gid = grp->gr_gid;
2576                         bss->ctrl_interface_gid_set = 1;
2577                         wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d (from group name '%s')",
2578                                    bss->ctrl_interface_gid, group);
2579                         return 0;
2580                 }
2581
2582                 /* Group name not found - try to parse this as gid */
2583                 bss->ctrl_interface_gid = strtol(group, &endp, 10);
2584                 if (*group == '\0' || *endp != '\0') {
2585                         wpa_printf(MSG_DEBUG, "Line %d: Invalid group '%s'",
2586                                    line, group);
2587                         return 1;
2588                 }
2589                 bss->ctrl_interface_gid_set = 1;
2590                 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
2591                            bss->ctrl_interface_gid);
2592 #endif /* CONFIG_NATIVE_WINDOWS */
2593 #endif /* CONFIG_NO_CTRL_IFACE */
2594 #ifdef RADIUS_SERVER
2595         } else if (os_strcmp(buf, "radius_server_clients") == 0) {
2596                 os_free(bss->radius_server_clients);
2597                 bss->radius_server_clients = os_strdup(pos);
2598         } else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
2599                 bss->radius_server_auth_port = atoi(pos);
2600         } else if (os_strcmp(buf, "radius_server_acct_port") == 0) {
2601                 bss->radius_server_acct_port = atoi(pos);
2602         } else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
2603                 bss->radius_server_ipv6 = atoi(pos);
2604 #endif /* RADIUS_SERVER */
2605         } else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
2606                 bss->use_pae_group_addr = atoi(pos);
2607         } else if (os_strcmp(buf, "hw_mode") == 0) {
2608                 if (os_strcmp(pos, "a") == 0)
2609                         conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
2610                 else if (os_strcmp(pos, "b") == 0)
2611                         conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
2612                 else if (os_strcmp(pos, "g") == 0)
2613                         conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
2614                 else if (os_strcmp(pos, "ad") == 0)
2615                         conf->hw_mode = HOSTAPD_MODE_IEEE80211AD;
2616                 else if (os_strcmp(pos, "any") == 0)
2617                         conf->hw_mode = HOSTAPD_MODE_IEEE80211ANY;
2618                 else {
2619                         wpa_printf(MSG_ERROR, "Line %d: unknown hw_mode '%s'",
2620                                    line, pos);
2621                         return 1;
2622                 }
2623         } else if (os_strcmp(buf, "wps_rf_bands") == 0) {
2624                 if (os_strcmp(pos, "ad") == 0)
2625                         bss->wps_rf_bands = WPS_RF_60GHZ;
2626                 else if (os_strcmp(pos, "a") == 0)
2627                         bss->wps_rf_bands = WPS_RF_50GHZ;
2628                 else if (os_strcmp(pos, "g") == 0 ||
2629                          os_strcmp(pos, "b") == 0)
2630                         bss->wps_rf_bands = WPS_RF_24GHZ;
2631                 else if (os_strcmp(pos, "ag") == 0 ||
2632                          os_strcmp(pos, "ga") == 0)
2633                         bss->wps_rf_bands = WPS_RF_24GHZ | WPS_RF_50GHZ;
2634                 else {
2635                         wpa_printf(MSG_ERROR,
2636                                    "Line %d: unknown wps_rf_band '%s'",
2637                                    line, pos);
2638                         return 1;
2639                 }
2640         } else if (os_strcmp(buf, "channel") == 0) {
2641                 if (os_strcmp(pos, "acs_survey") == 0) {
2642 #ifndef CONFIG_ACS
2643                         wpa_printf(MSG_ERROR, "Line %d: tries to enable ACS but CONFIG_ACS disabled",
2644                                    line);
2645                         return 1;
2646 #else /* CONFIG_ACS */
2647                         conf->acs = 1;
2648                         conf->channel = 0;
2649 #endif /* CONFIG_ACS */
2650                 } else {
2651                         conf->channel = atoi(pos);
2652                         conf->acs = conf->channel == 0;
2653                 }
2654         } else if (os_strcmp(buf, "chanlist") == 0) {
2655                 if (hostapd_parse_chanlist(conf, pos)) {
2656                         wpa_printf(MSG_ERROR, "Line %d: invalid channel list",
2657                                    line);
2658                         return 1;
2659                 }
2660         } else if (os_strcmp(buf, "beacon_int") == 0) {
2661                 int val = atoi(pos);
2662                 /* MIB defines range as 1..65535, but very small values
2663                  * cause problems with the current implementation.
2664                  * Since it is unlikely that this small numbers are
2665                  * useful in real life scenarios, do not allow beacon
2666                  * period to be set below 15 TU. */
2667                 if (val < 15 || val > 65535) {
2668                         wpa_printf(MSG_ERROR, "Line %d: invalid beacon_int %d (expected 15..65535)",
2669                                    line, val);
2670                         return 1;
2671                 }
2672                 conf->beacon_int = val;
2673 #ifdef CONFIG_ACS
2674         } else if (os_strcmp(buf, "acs_num_scans") == 0) {
2675                 int val = atoi(pos);
2676                 if (val <= 0 || val > 100) {
2677                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_num_scans %d (expected 1..100)",
2678                                    line, val);
2679                         return 1;
2680                 }
2681                 conf->acs_num_scans = val;
2682         } else if (os_strcmp(buf, "acs_chan_bias") == 0) {
2683                 if (hostapd_config_parse_acs_chan_bias(conf, pos)) {
2684                         wpa_printf(MSG_ERROR, "Line %d: invalid acs_chan_bias",
2685                                    line);
2686                         return -1;
2687                 }
2688 #endif /* CONFIG_ACS */
2689         } else if (os_strcmp(buf, "dtim_period") == 0) {
2690                 bss->dtim_period = atoi(pos);
2691                 if (bss->dtim_period < 1 || bss->dtim_period > 255) {
2692                         wpa_printf(MSG_ERROR, "Line %d: invalid dtim_period %d",
2693                                    line, bss->dtim_period);
2694                         return 1;
2695                 }
2696         } else if (os_strcmp(buf, "bss_load_update_period") == 0) {
2697                 bss->bss_load_update_period = atoi(pos);
2698                 if (bss->bss_load_update_period < 0 ||
2699                     bss->bss_load_update_period > 100) {
2700                         wpa_printf(MSG_ERROR,
2701                                    "Line %d: invalid bss_load_update_period %d",
2702                                    line, bss->bss_load_update_period);
2703                         return 1;
2704                 }
2705         } else if (os_strcmp(buf, "rts_threshold") == 0) {
2706                 conf->rts_threshold = atoi(pos);
2707                 if (conf->rts_threshold < -1 || conf->rts_threshold > 65535) {
2708                         wpa_printf(MSG_ERROR,
2709                                    "Line %d: invalid rts_threshold %d",
2710                                    line, conf->rts_threshold);
2711                         return 1;
2712                 }
2713         } else if (os_strcmp(buf, "fragm_threshold") == 0) {
2714                 conf->fragm_threshold = atoi(pos);
2715                 if (conf->fragm_threshold == -1) {
2716                         /* allow a value of -1 */
2717                 } else if (conf->fragm_threshold < 256 ||
2718                            conf->fragm_threshold > 2346) {
2719                         wpa_printf(MSG_ERROR,
2720                                    "Line %d: invalid fragm_threshold %d",
2721                                    line, conf->fragm_threshold);
2722                         return 1;
2723                 }
2724         } else if (os_strcmp(buf, "send_probe_response") == 0) {
2725                 int val = atoi(pos);
2726                 if (val != 0 && val != 1) {
2727                         wpa_printf(MSG_ERROR, "Line %d: invalid send_probe_response %d (expected 0 or 1)",
2728                                    line, val);
2729                         return 1;
2730                 }
2731                 conf->send_probe_response = val;
2732         } else if (os_strcmp(buf, "supported_rates") == 0) {
2733                 if (hostapd_parse_intlist(&conf->supported_rates, pos)) {
2734                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2735                                    line);
2736                         return 1;
2737                 }
2738         } else if (os_strcmp(buf, "basic_rates") == 0) {
2739                 if (hostapd_parse_intlist(&conf->basic_rates, pos)) {
2740                         wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2741                                    line);
2742                         return 1;
2743                 }
2744         } else if (os_strcmp(buf, "preamble") == 0) {
2745                 if (atoi(pos))
2746                         conf->preamble = SHORT_PREAMBLE;
2747                 else
2748                         conf->preamble = LONG_PREAMBLE;
2749         } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
2750                 bss->ignore_broadcast_ssid = atoi(pos);
2751         } else if (os_strcmp(buf, "no_probe_resp_if_max_sta") == 0) {
2752                 bss->no_probe_resp_if_max_sta = atoi(pos);
2753         } else if (os_strcmp(buf, "wep_default_key") == 0) {
2754                 bss->ssid.wep.idx = atoi(pos);
2755                 if (bss->ssid.wep.idx > 3) {
2756                         wpa_printf(MSG_ERROR,
2757                                    "Invalid wep_default_key index %d",
2758                                    bss->ssid.wep.idx);
2759                         return 1;
2760                 }
2761         } else if (os_strcmp(buf, "wep_key0") == 0 ||
2762                    os_strcmp(buf, "wep_key1") == 0 ||
2763                    os_strcmp(buf, "wep_key2") == 0 ||
2764                    os_strcmp(buf, "wep_key3") == 0) {
2765                 if (hostapd_config_read_wep(&bss->ssid.wep,
2766                                             buf[7] - '0', pos)) {
2767                         wpa_printf(MSG_ERROR, "Line %d: invalid WEP key '%s'",
2768                                    line, buf);
2769                         return 1;
2770                 }
2771 #ifndef CONFIG_NO_VLAN
2772         } else if (os_strcmp(buf, "dynamic_vlan") == 0) {
2773                 bss->ssid.dynamic_vlan = atoi(pos);
2774         } else if (os_strcmp(buf, "per_sta_vif") == 0) {
2775                 bss->ssid.per_sta_vif = atoi(pos);
2776         } else if (os_strcmp(buf, "vlan_file") == 0) {
2777                 if (hostapd_config_read_vlan_file(bss, pos)) {
2778                         wpa_printf(MSG_ERROR, "Line %d: failed to read VLAN file '%s'",
2779                                    line, pos);
2780                         return 1;
2781                 }
2782         } else if (os_strcmp(buf, "vlan_naming") == 0) {
2783                 bss->ssid.vlan_naming = atoi(pos);
2784                 if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END ||
2785                     bss->ssid.vlan_naming < 0) {
2786                         wpa_printf(MSG_ERROR,
2787                                    "Line %d: invalid naming scheme %d",
2788                                    line, bss->ssid.vlan_naming);
2789                         return 1;
2790                 }
2791 #ifdef CONFIG_FULL_DYNAMIC_VLAN
2792         } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
2793                 os_free(bss->ssid.vlan_tagged_interface);
2794                 bss->ssid.vlan_tagged_interface = os_strdup(pos);
2795 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
2796 #endif /* CONFIG_NO_VLAN */
2797         } else if (os_strcmp(buf, "ap_table_max_size") == 0) {
2798                 conf->ap_table_max_size = atoi(pos);
2799         } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
2800                 conf->ap_table_expiration_time = atoi(pos);
2801         } else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
2802                 if (hostapd_config_tx_queue(conf, buf, pos)) {
2803                         wpa_printf(MSG_ERROR, "Line %d: invalid TX queue item",
2804                                    line);
2805                         return 1;
2806                 }
2807         } else if (os_strcmp(buf, "wme_enabled") == 0 ||
2808                    os_strcmp(buf, "wmm_enabled") == 0) {
2809                 bss->wmm_enabled = atoi(pos);
2810         } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) {
2811                 bss->wmm_uapsd = atoi(pos);
2812         } else if (os_strncmp(buf, "wme_ac_", 7) == 0 ||
2813                    os_strncmp(buf, "wmm_ac_", 7) == 0) {
2814                 if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, pos)) {
2815                         wpa_printf(MSG_ERROR, "Line %d: invalid WMM ac item",
2816                                    line);
2817                         return 1;
2818                 }
2819         } else if (os_strcmp(buf, "bss") == 0) {
2820                 if (hostapd_config_bss(conf, pos)) {
2821                         wpa_printf(MSG_ERROR, "Line %d: invalid bss item",
2822                                    line);
2823                         return 1;
2824                 }
2825         } else if (os_strcmp(buf, "bssid") == 0) {
2826                 if (hwaddr_aton(pos, bss->bssid)) {
2827                         wpa_printf(MSG_ERROR, "Line %d: invalid bssid item",
2828                                    line);
2829                         return 1;
2830                 }
2831         } else if (os_strcmp(buf, "use_driver_iface_addr") == 0) {
2832                 conf->use_driver_iface_addr = atoi(pos);
2833 #ifdef CONFIG_IEEE80211W
2834         } else if (os_strcmp(buf, "ieee80211w") == 0) {
2835                 bss->ieee80211w = atoi(pos);
2836         } else if (os_strcmp(buf, "group_mgmt_cipher") == 0) {
2837                 if (os_strcmp(pos, "AES-128-CMAC") == 0) {
2838                         bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
2839                 } else if (os_strcmp(pos, "BIP-GMAC-128") == 0) {
2840                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_128;
2841                 } else if (os_strcmp(pos, "BIP-GMAC-256") == 0) {
2842                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_256;
2843                 } else if (os_strcmp(pos, "BIP-CMAC-256") == 0) {
2844                         bss->group_mgmt_cipher = WPA_CIPHER_BIP_CMAC_256;
2845                 } else {
2846                         wpa_printf(MSG_ERROR, "Line %d: invalid group_mgmt_cipher: %s",
2847                                    line, pos);
2848                         return 1;
2849                 }
2850         } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
2851                 bss->assoc_sa_query_max_timeout = atoi(pos);
2852                 if (bss->assoc_sa_query_max_timeout == 0) {
2853                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_max_timeout",
2854                                    line);
2855                         return 1;
2856                 }
2857         } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) {
2858                 bss->assoc_sa_query_retry_timeout = atoi(pos);
2859                 if (bss->assoc_sa_query_retry_timeout == 0) {
2860                         wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_retry_timeout",
2861                                    line);
2862                         return 1;
2863                 }
2864 #endif /* CONFIG_IEEE80211W */
2865 #ifdef CONFIG_IEEE80211N
2866         } else if (os_strcmp(buf, "ieee80211n") == 0) {
2867                 conf->ieee80211n = atoi(pos);
2868         } else if (os_strcmp(buf, "ht_capab") == 0) {
2869                 if (hostapd_config_ht_capab(conf, pos) < 0) {
2870                         wpa_printf(MSG_ERROR, "Line %d: invalid ht_capab",
2871                                    line);
2872                         return 1;
2873                 }
2874         } else if (os_strcmp(buf, "require_ht") == 0) {
2875                 conf->require_ht = atoi(pos);
2876         } else if (os_strcmp(buf, "obss_interval") == 0) {
2877                 conf->obss_interval = atoi(pos);
2878 #endif /* CONFIG_IEEE80211N */
2879 #ifdef CONFIG_IEEE80211AC
2880         } else if (os_strcmp(buf, "ieee80211ac") == 0) {
2881                 conf->ieee80211ac = atoi(pos);
2882         } else if (os_strcmp(buf, "vht_capab") == 0) {
2883                 if (hostapd_config_vht_capab(conf, pos) < 0) {
2884                         wpa_printf(MSG_ERROR, "Line %d: invalid vht_capab",
2885                                    line);
2886                         return 1;
2887                 }
2888         } else if (os_strcmp(buf, "require_vht") == 0) {
2889                 conf->require_vht = atoi(pos);
2890         } else if (os_strcmp(buf, "vht_oper_chwidth") == 0) {
2891                 conf->vht_oper_chwidth = atoi(pos);
2892         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) {
2893                 conf->vht_oper_centr_freq_seg0_idx = atoi(pos);
2894         } else if (os_strcmp(buf, "vht_oper_centr_freq_seg1_idx") == 0) {
2895                 conf->vht_oper_centr_freq_seg1_idx = atoi(pos);
2896         } else if (os_strcmp(buf, "vendor_vht") == 0) {
2897                 bss->vendor_vht = atoi(pos);
2898         } else if (os_strcmp(buf, "use_sta_nsts") == 0) {
2899                 bss->use_sta_nsts = atoi(pos);
2900 #endif /* CONFIG_IEEE80211AC */
2901         } else if (os_strcmp(buf, "max_listen_interval") == 0) {
2902                 bss->max_listen_interval = atoi(pos);
2903         } else if (os_strcmp(buf, "disable_pmksa_caching") == 0) {
2904                 bss->disable_pmksa_caching = atoi(pos);
2905         } else if (os_strcmp(buf, "okc") == 0) {
2906                 bss->okc = atoi(pos);
2907 #ifdef CONFIG_WPS
2908         } else if (os_strcmp(buf, "wps_state") == 0) {
2909                 bss->wps_state = atoi(pos);
2910                 if (bss->wps_state < 0 || bss->wps_state > 2) {
2911                         wpa_printf(MSG_ERROR, "Line %d: invalid wps_state",
2912                                    line);
2913                         return 1;
2914                 }
2915         } else if (os_strcmp(buf, "wps_independent") == 0) {
2916                 bss->wps_independent = atoi(pos);
2917         } else if (os_strcmp(buf, "ap_setup_locked") == 0) {
2918                 bss->ap_setup_locked = atoi(pos);
2919         } else if (os_strcmp(buf, "uuid") == 0) {
2920                 if (uuid_str2bin(pos, bss->uuid)) {
2921                         wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
2922                         return 1;
2923                 }
2924         } else if (os_strcmp(buf, "wps_pin_requests") == 0) {
2925                 os_free(bss->wps_pin_requests);
2926                 bss->wps_pin_requests = os_strdup(pos);
2927         } else if (os_strcmp(buf, "device_name") == 0) {
2928                 if (os_strlen(pos) > WPS_DEV_NAME_MAX_LEN) {
2929                         wpa_printf(MSG_ERROR, "Line %d: Too long "
2930                                    "device_name", line);
2931                         return 1;
2932                 }
2933                 os_free(bss->device_name);
2934                 bss->device_name = os_strdup(pos);
2935         } else if (os_strcmp(buf, "manufacturer") == 0) {
2936                 if (os_strlen(pos) > 64) {
2937                         wpa_printf(MSG_ERROR, "Line %d: Too long manufacturer",
2938                                    line);
2939                         return 1;
2940                 }
2941                 os_free(bss->manufacturer);
2942                 bss->manufacturer = os_strdup(pos);
2943         } else if (os_strcmp(buf, "model_name") == 0) {
2944                 if (os_strlen(pos) > 32) {
2945                         wpa_printf(MSG_ERROR, "Line %d: Too long model_name",
2946                                    line);
2947                         return 1;
2948                 }
2949                 os_free(bss->model_name);
2950                 bss->model_name = os_strdup(pos);
2951         } else if (os_strcmp(buf, "model_number") == 0) {
2952                 if (os_strlen(pos) > 32) {
2953                         wpa_printf(MSG_ERROR, "Line %d: Too long model_number",
2954                                    line);
2955                         return 1;
2956                 }
2957                 os_free(bss->model_number);
2958                 bss->model_number = os_strdup(pos);
2959         } else if (os_strcmp(buf, "serial_number") == 0) {
2960                 if (os_strlen(pos) > 32) {
2961                         wpa_printf(MSG_ERROR, "Line %d: Too long serial_number",
2962                                    line);
2963                         return 1;
2964                 }
2965                 os_free(bss->serial_number);
2966                 bss->serial_number = os_strdup(pos);
2967         } else if (os_strcmp(buf, "device_type") == 0) {
2968                 if (wps_dev_type_str2bin(pos, bss->device_type))
2969                         return 1;
2970         } else if (os_strcmp(buf, "config_methods") == 0) {
2971                 os_free(bss->config_methods);
2972                 bss->config_methods = os_strdup(pos);
2973         } else if (os_strcmp(buf, "os_version") == 0) {
2974                 if (hexstr2bin(pos, bss->os_version, 4)) {
2975                         wpa_printf(MSG_ERROR, "Line %d: invalid os_version",
2976                                    line);
2977                         return 1;
2978                 }
2979         } else if (os_strcmp(buf, "ap_pin") == 0) {
2980                 os_free(bss->ap_pin);
2981                 bss->ap_pin = os_strdup(pos);
2982         } else if (os_strcmp(buf, "skip_cred_build") == 0) {
2983                 bss->skip_cred_build = atoi(pos);
2984         } else if (os_strcmp(buf, "extra_cred") == 0) {
2985                 os_free(bss->extra_cred);
2986                 bss->extra_cred = (u8 *) os_readfile(pos, &bss->extra_cred_len);
2987                 if (bss->extra_cred == NULL) {
2988                         wpa_printf(MSG_ERROR, "Line %d: could not read Credentials from '%s'",
2989                                    line, pos);
2990                         return 1;
2991                 }
2992         } else if (os_strcmp(buf, "wps_cred_processing") == 0) {
2993                 bss->wps_cred_processing = atoi(pos);
2994         } else if (os_strcmp(buf, "ap_settings") == 0) {
2995                 os_free(bss->ap_settings);
2996                 bss->ap_settings =
2997                         (u8 *) os_readfile(pos, &bss->ap_settings_len);
2998                 if (bss->ap_settings == NULL) {
2999                         wpa_printf(MSG_ERROR, "Line %d: could not read AP Settings from '%s'",
3000                                    line, pos);
3001                         return 1;
3002                 }
3003         } else if (os_strcmp(buf, "upnp_iface") == 0) {
3004                 os_free(bss->upnp_iface);
3005                 bss->upnp_iface = os_strdup(pos);
3006         } else if (os_strcmp(buf, "friendly_name") == 0) {
3007                 os_free(bss->friendly_name);
3008                 bss->friendly_name = os_strdup(pos);
3009         } else if (os_strcmp(buf, "manufacturer_url") == 0) {
3010                 os_free(bss->manufacturer_url);
3011                 bss->manufacturer_url = os_strdup(pos);
3012         } else if (os_strcmp(buf, "model_description") == 0) {
3013                 os_free(bss->model_description);
3014                 bss->model_description = os_strdup(pos);
3015         } else if (os_strcmp(buf, "model_url") == 0) {
3016                 os_free(bss->model_url);
3017                 bss->model_url = os_strdup(pos);
3018         } else if (os_strcmp(buf, "upc") == 0) {
3019                 os_free(bss->upc);
3020                 bss->upc = os_strdup(pos);
3021         } else if (os_strcmp(buf, "pbc_in_m1") == 0) {
3022                 bss->pbc_in_m1 = atoi(pos);
3023         } else if (os_strcmp(buf, "server_id") == 0) {
3024                 os_free(bss->server_id);
3025                 bss->server_id = os_strdup(pos);
3026 #ifdef CONFIG_WPS_NFC
3027         } else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) {
3028                 bss->wps_nfc_dev_pw_id = atoi(pos);
3029                 if (bss->wps_nfc_dev_pw_id < 0x10 ||
3030                     bss->wps_nfc_dev_pw_id > 0xffff) {
3031                         wpa_printf(MSG_ERROR, "Line %d: Invalid wps_nfc_dev_pw_id value",
3032                                    line);
3033                         return 1;
3034                 }
3035                 bss->wps_nfc_pw_from_config = 1;
3036         } else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) {
3037                 wpabuf_free(bss->wps_nfc_dh_pubkey);
3038                 bss->wps_nfc_dh_pubkey = wpabuf_parse_bin(pos);
3039                 bss->wps_nfc_pw_from_config = 1;
3040         } else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) {
3041                 wpabuf_free(bss->wps_nfc_dh_privkey);
3042                 bss->wps_nfc_dh_privkey = wpabuf_parse_bin(pos);
3043                 bss->wps_nfc_pw_from_config = 1;
3044         } else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) {
3045                 wpabuf_free(bss->wps_nfc_dev_pw);
3046                 bss->wps_nfc_dev_pw = wpabuf_parse_bin(pos);
3047                 bss->wps_nfc_pw_from_config = 1;
3048 #endif /* CONFIG_WPS_NFC */
3049 #endif /* CONFIG_WPS */
3050 #ifdef CONFIG_P2P_MANAGER
3051         } else if (os_strcmp(buf, "manage_p2p") == 0) {
3052                 if (atoi(pos))
3053                         bss->p2p |= P2P_MANAGE;
3054                 else
3055                         bss->p2p &= ~P2P_MANAGE;
3056         } else if (os_strcmp(buf, "allow_cross_connection") == 0) {
3057                 if (atoi(pos))
3058                         bss->p2p |= P2P_ALLOW_CROSS_CONNECTION;
3059                 else
3060                         bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION;
3061 #endif /* CONFIG_P2P_MANAGER */
3062         } else if (os_strcmp(buf, "disassoc_low_ack") == 0) {
3063                 bss->disassoc_low_ack = atoi(pos);
3064         } else if (os_strcmp(buf, "tdls_prohibit") == 0) {
3065                 if (atoi(pos))
3066                         bss->tdls |= TDLS_PROHIBIT;
3067                 else
3068                         bss->tdls &= ~TDLS_PROHIBIT;
3069         } else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) {
3070                 if (atoi(pos))
3071                         bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH;
3072                 else
3073                         bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH;
3074 #ifdef CONFIG_RSN_TESTING
3075         } else if (os_strcmp(buf, "rsn_testing") == 0) {
3076                 extern int rsn_testing;
3077                 rsn_testing = atoi(pos);
3078 #endif /* CONFIG_RSN_TESTING */
3079         } else if (os_strcmp(buf, "time_advertisement") == 0) {
3080                 bss->time_advertisement = atoi(pos);
3081         } else if (os_strcmp(buf, "time_zone") == 0) {
3082                 size_t tz_len = os_strlen(pos);
3083                 if (tz_len < 4 || tz_len > 255) {
3084                         wpa_printf(MSG_DEBUG, "Line %d: invalid time_zone",
3085                                    line);
3086                         return 1;
3087                 }
3088                 os_free(bss->time_zone);
3089                 bss->time_zone = os_strdup(pos);
3090                 if (bss->time_zone == NULL)
3091                         return 1;
3092 #ifdef CONFIG_WNM
3093         } else if (os_strcmp(buf, "wnm_sleep_mode") == 0) {
3094                 bss->wnm_sleep_mode = atoi(pos);
3095         } else if (os_strcmp(buf, "bss_transition") == 0) {
3096                 bss->bss_transition = atoi(pos);
3097 #endif /* CONFIG_WNM */
3098 #ifdef CONFIG_INTERWORKING
3099         } else if (os_strcmp(buf, "interworking") == 0) {
3100                 bss->interworking = atoi(pos);
3101         } else if (os_strcmp(buf, "access_network_type") == 0) {
3102                 bss->access_network_type = atoi(pos);
3103                 if (bss->access_network_type < 0 ||
3104                     bss->access_network_type > 15) {
3105                         wpa_printf(MSG_ERROR,
3106                                    "Line %d: invalid access_network_type",
3107                                    line);
3108                         return 1;
3109                 }
3110         } else if (os_strcmp(buf, "internet") == 0) {
3111                 bss->internet = atoi(pos);
3112         } else if (os_strcmp(buf, "asra") == 0) {
3113                 bss->asra = atoi(pos);
3114         } else if (os_strcmp(buf, "esr") == 0) {
3115                 bss->esr = atoi(pos);
3116         } else if (os_strcmp(buf, "uesa") == 0) {
3117                 bss->uesa = atoi(pos);
3118         } else if (os_strcmp(buf, "venue_group") == 0) {
3119                 bss->venue_group = atoi(pos);
3120                 bss->venue_info_set = 1;
3121         } else if (os_strcmp(buf, "venue_type") == 0) {
3122                 bss->venue_type = atoi(pos);
3123                 bss->venue_info_set = 1;
3124         } else if (os_strcmp(buf, "hessid") == 0) {
3125                 if (hwaddr_aton(pos, bss->hessid)) {
3126                         wpa_printf(MSG_ERROR, "Line %d: invalid hessid", line);
3127                         return 1;
3128                 }
3129         } else if (os_strcmp(buf, "roaming_consortium") == 0) {
3130                 if (parse_roaming_consortium(bss, pos, line) < 0)
3131                         return 1;
3132         } else if (os_strcmp(buf, "venue_name") == 0) {
3133                 if (parse_venue_name(bss, pos, line) < 0)
3134                         return 1;
3135         } else if (os_strcmp(buf, "network_auth_type") == 0) {
3136                 u8 auth_type;
3137                 u16 redirect_url_len;
3138                 if (hexstr2bin(pos, &auth_type, 1)) {
3139                         wpa_printf(MSG_ERROR,
3140                                    "Line %d: Invalid network_auth_type '%s'",
3141                                    line, pos);
3142                         return 1;
3143                 }
3144                 if (auth_type == 0 || auth_type == 2)
3145                         redirect_url_len = os_strlen(pos + 2);
3146                 else
3147                         redirect_url_len = 0;
3148                 os_free(bss->network_auth_type);
3149                 bss->network_auth_type = os_malloc(redirect_url_len + 3 + 1);
3150                 if (bss->network_auth_type == NULL)
3151                         return 1;
3152                 *bss->network_auth_type = auth_type;
3153                 WPA_PUT_LE16(bss->network_auth_type + 1, redirect_url_len);
3154                 if (redirect_url_len)
3155                         os_memcpy(bss->network_auth_type + 3, pos + 2,
3156                                   redirect_url_len);
3157                 bss->network_auth_type_len = 3 + redirect_url_len;
3158         } else if (os_strcmp(buf, "ipaddr_type_availability") == 0) {
3159                 if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) {
3160                         wpa_printf(MSG_ERROR, "Line %d: Invalid ipaddr_type_availability '%s'",
3161                                    line, pos);
3162                         bss->ipaddr_type_configured = 0;
3163                         return 1;
3164                 }
3165                 bss->ipaddr_type_configured = 1;
3166         } else if (os_strcmp(buf, "domain_name") == 0) {
3167                 int j, num_domains, domain_len, domain_list_len = 0;
3168                 char *tok_start, *tok_prev;
3169                 u8 *domain_list, *domain_ptr;
3170
3171                 domain_list_len = os_strlen(pos) + 1;
3172                 domain_list = os_malloc(domain_list_len);
3173                 if (domain_list == NULL)
3174                         return 1;
3175
3176                 domain_ptr = domain_list;
3177                 tok_prev = pos;
3178                 num_domains = 1;
3179                 while ((tok_prev = os_strchr(tok_prev, ','))) {
3180                         num_domains++;
3181                         tok_prev++;
3182                 }
3183                 tok_prev = pos;
3184                 for (j = 0; j < num_domains; j++) {
3185                         tok_start = os_strchr(tok_prev, ',');
3186                         if (tok_start) {
3187                                 domain_len = tok_start - tok_prev;
3188                                 *domain_ptr = domain_len;
3189                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3190                                 domain_ptr += domain_len + 1;
3191                                 tok_prev = ++tok_start;
3192                         } else {
3193                                 domain_len = os_strlen(tok_prev);
3194                                 *domain_ptr = domain_len;
3195                                 os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3196                                 domain_ptr += domain_len + 1;
3197                         }
3198                 }
3199
3200                 os_free(bss->domain_name);
3201                 bss->domain_name = domain_list;
3202                 bss->domain_name_len = domain_list_len;
3203         } else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) {
3204                 if (parse_3gpp_cell_net(bss, pos, line) < 0)
3205                         return 1;
3206         } else if (os_strcmp(buf, "nai_realm") == 0) {
3207                 if (parse_nai_realm(bss, pos, line) < 0)
3208                         return 1;
3209         } else if (os_strcmp(buf, "anqp_elem") == 0) {
3210                 if (parse_anqp_elem(bss, pos, line) < 0)
3211                         return 1;
3212         } else if (os_strcmp(buf, "gas_frag_limit") == 0) {
3213                 bss->gas_frag_limit = atoi(pos);
3214         } else if (os_strcmp(buf, "gas_comeback_delay") == 0) {
3215                 bss->gas_comeback_delay = atoi(pos);
3216         } else if (os_strcmp(buf, "qos_map_set") == 0) {
3217                 if (parse_qos_map_set(bss, pos, line) < 0)
3218                         return 1;
3219 #endif /* CONFIG_INTERWORKING */
3220 #ifdef CONFIG_RADIUS_TEST
3221         } else if (os_strcmp(buf, "dump_msk_file") == 0) {
3222                 os_free(bss->dump_msk_file);
3223                 bss->dump_msk_file = os_strdup(pos);
3224 #endif /* CONFIG_RADIUS_TEST */
3225 #ifdef CONFIG_PROXYARP
3226         } else if (os_strcmp(buf, "proxy_arp") == 0) {
3227                 bss->proxy_arp = atoi(pos);
3228 #endif /* CONFIG_PROXYARP */
3229 #ifdef CONFIG_HS20
3230         } else if (os_strcmp(buf, "hs20") == 0) {
3231                 bss->hs20 = atoi(pos);
3232         } else if (os_strcmp(buf, "disable_dgaf") == 0) {
3233                 bss->disable_dgaf = atoi(pos);
3234         } else if (os_strcmp(buf, "na_mcast_to_ucast") == 0) {
3235                 bss->na_mcast_to_ucast = atoi(pos);
3236         } else if (os_strcmp(buf, "osen") == 0) {
3237                 bss->osen = atoi(pos);
3238         } else if (os_strcmp(buf, "anqp_domain_id") == 0) {
3239                 bss->anqp_domain_id = atoi(pos);
3240         } else if (os_strcmp(buf, "hs20_deauth_req_timeout") == 0) {
3241                 bss->hs20_deauth_req_timeout = atoi(pos);
3242         } else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) {
3243                 if (hs20_parse_oper_friendly_name(bss, pos, line) < 0)
3244                         return 1;
3245         } else if (os_strcmp(buf, "hs20_wan_metrics") == 0) {
3246                 if (hs20_parse_wan_metrics(bss, pos, line) < 0)
3247                         return 1;
3248         } else if (os_strcmp(buf, "hs20_conn_capab") == 0) {
3249                 if (hs20_parse_conn_capab(bss, pos, line) < 0) {
3250                         return 1;
3251                 }
3252         } else if (os_strcmp(buf, "hs20_operating_class") == 0) {
3253                 u8 *oper_class;
3254                 size_t oper_class_len;
3255                 oper_class_len = os_strlen(pos);
3256                 if (oper_class_len < 2 || (oper_class_len & 0x01)) {
3257                         wpa_printf(MSG_ERROR,
3258                                    "Line %d: Invalid hs20_operating_class '%s'",
3259                                    line, pos);
3260                         return 1;
3261                 }
3262                 oper_class_len /= 2;
3263                 oper_class = os_malloc(oper_class_len);
3264                 if (oper_class == NULL)
3265                         return 1;
3266                 if (hexstr2bin(pos, oper_class, oper_class_len)) {
3267                         wpa_printf(MSG_ERROR,
3268                                    "Line %d: Invalid hs20_operating_class '%s'",
3269                                    line, pos);
3270                         os_free(oper_class);
3271                         return 1;
3272                 }
3273                 os_free(bss->hs20_operating_class);
3274                 bss->hs20_operating_class = oper_class;
3275                 bss->hs20_operating_class_len = oper_class_len;
3276         } else if (os_strcmp(buf, "hs20_icon") == 0) {
3277                 if (hs20_parse_icon(bss, pos) < 0) {
3278                         wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_icon '%s'",
3279                                    line, pos);
3280                         return 1;
3281                 }
3282         } else if (os_strcmp(buf, "osu_ssid") == 0) {
3283                 if (hs20_parse_osu_ssid(bss, pos, line) < 0)
3284                         return 1;
3285         } else if (os_strcmp(buf, "osu_server_uri") == 0) {
3286                 if (hs20_parse_osu_server_uri(bss, pos, line) < 0)
3287                         return 1;
3288         } else if (os_strcmp(buf, "osu_friendly_name") == 0) {
3289                 if (hs20_parse_osu_friendly_name(bss, pos, line) < 0)
3290                         return 1;
3291         } else if (os_strcmp(buf, "osu_nai") == 0) {
3292                 if (hs20_parse_osu_nai(bss, pos, line) < 0)
3293                         return 1;
3294         } else if (os_strcmp(buf, "osu_method_list") == 0) {
3295                 if (hs20_parse_osu_method_list(bss, pos, line) < 0)
3296                         return 1;
3297         } else if (os_strcmp(buf, "osu_icon") == 0) {
3298                 if (hs20_parse_osu_icon(bss, pos, line) < 0)
3299                         return 1;
3300         } else if (os_strcmp(buf, "osu_service_desc") == 0) {
3301                 if (hs20_parse_osu_service_desc(bss, pos, line) < 0)
3302                         return 1;
3303         } else if (os_strcmp(buf, "subscr_remediation_url") == 0) {
3304                 os_free(bss->subscr_remediation_url);
3305                 bss->subscr_remediation_url = os_strdup(pos);
3306         } else if (os_strcmp(buf, "subscr_remediation_method") == 0) {
3307                 bss->subscr_remediation_method = atoi(pos);
3308 #endif /* CONFIG_HS20 */
3309 #ifdef CONFIG_MBO
3310         } else if (os_strcmp(buf, "mbo") == 0) {
3311                 bss->mbo_enabled = atoi(pos);
3312 #endif /* CONFIG_MBO */
3313 #ifdef CONFIG_TESTING_OPTIONS
3314 #define PARSE_TEST_PROBABILITY(_val)                            \
3315         } else if (os_strcmp(buf, #_val) == 0) {                \
3316                 char *end;                                      \
3317                                                                 \
3318                 conf->_val = strtod(pos, &end);                 \
3319                 if (*end || conf->_val < 0.0 ||                 \
3320                     conf->_val > 1.0) {                         \
3321                         wpa_printf(MSG_ERROR,                   \
3322                                    "Line %d: Invalid value '%s'", \
3323                                    line, pos);                  \
3324                         return 1;                               \
3325                 }
3326         PARSE_TEST_PROBABILITY(ignore_probe_probability)
3327         PARSE_TEST_PROBABILITY(ignore_auth_probability)
3328         PARSE_TEST_PROBABILITY(ignore_assoc_probability)
3329         PARSE_TEST_PROBABILITY(ignore_reassoc_probability)
3330         PARSE_TEST_PROBABILITY(corrupt_gtk_rekey_mic_probability)
3331         } else if (os_strcmp(buf, "ecsa_ie_only") == 0) {
3332                 conf->ecsa_ie_only = atoi(pos);
3333         } else if (os_strcmp(buf, "bss_load_test") == 0) {
3334                 WPA_PUT_LE16(bss->bss_load_test, atoi(pos));
3335                 pos = os_strchr(pos, ':');
3336                 if (pos == NULL) {
3337                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3338                                    line);
3339                         return 1;
3340                 }
3341                 pos++;
3342                 bss->bss_load_test[2] = atoi(pos);
3343                 pos = os_strchr(pos, ':');
3344                 if (pos == NULL) {
3345                         wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3346                                    line);
3347                         return 1;
3348                 }
3349                 pos++;
3350                 WPA_PUT_LE16(&bss->bss_load_test[3], atoi(pos));
3351                 bss->bss_load_test_set = 1;
3352         } else if (os_strcmp(buf, "radio_measurements") == 0) {
3353                 /*
3354                  * DEPRECATED: This parameter will be removed in the future.
3355                  * Use rrm_neighbor_report instead.
3356                  */
3357                 int val = atoi(pos);
3358
3359                 if (val & BIT(0))
3360                         bss->radio_measurements[0] |=
3361                                 WLAN_RRM_CAPS_NEIGHBOR_REPORT;
3362         } else if (os_strcmp(buf, "own_ie_override") == 0) {
3363                 struct wpabuf *tmp;
3364                 size_t len = os_strlen(pos) / 2;
3365
3366                 tmp = wpabuf_alloc(len);
3367                 if (!tmp)
3368                         return 1;
3369
3370                 if (hexstr2bin(pos, wpabuf_put(tmp, len), len)) {
3371                         wpabuf_free(tmp);
3372                         wpa_printf(MSG_ERROR,
3373                                    "Line %d: Invalid own_ie_override '%s'",
3374                                    line, pos);
3375                         return 1;
3376                 }
3377
3378                 wpabuf_free(bss->own_ie_override);
3379                 bss->own_ie_override = tmp;
3380 #endif /* CONFIG_TESTING_OPTIONS */
3381         } else if (os_strcmp(buf, "vendor_elements") == 0) {
3382                 if (parse_wpabuf_hex(line, buf, &bss->vendor_elements, pos))
3383                         return 1;
3384         } else if (os_strcmp(buf, "assocresp_elements") == 0) {
3385                 if (parse_wpabuf_hex(line, buf, &bss->assocresp_elements, pos))
3386                         return 1;
3387         } else if (os_strcmp(buf, "sae_anti_clogging_threshold") == 0) {
3388                 bss->sae_anti_clogging_threshold = atoi(pos);
3389         } else if (os_strcmp(buf, "sae_groups") == 0) {
3390                 if (hostapd_parse_intlist(&bss->sae_groups, pos)) {
3391                         wpa_printf(MSG_ERROR,
3392                                    "Line %d: Invalid sae_groups value '%s'",
3393                                    line, pos);
3394                         return 1;
3395                 }
3396         } else if (os_strcmp(buf, "local_pwr_constraint") == 0) {
3397                 int val = atoi(pos);
3398                 if (val < 0 || val > 255) {
3399                         wpa_printf(MSG_ERROR, "Line %d: Invalid local_pwr_constraint %d (expected 0..255)",
3400                                    line, val);
3401                         return 1;
3402                 }
3403                 conf->local_pwr_constraint = val;
3404         } else if (os_strcmp(buf, "spectrum_mgmt_required") == 0) {
3405                 conf->spectrum_mgmt_required = atoi(pos);
3406         } else if (os_strcmp(buf, "wowlan_triggers") == 0) {
3407                 os_free(bss->wowlan_triggers);
3408                 bss->wowlan_triggers = os_strdup(pos);
3409 #ifdef CONFIG_FST
3410         } else if (os_strcmp(buf, "fst_group_id") == 0) {
3411                 size_t len = os_strlen(pos);
3412
3413                 if (!len || len >= sizeof(conf->fst_cfg.group_id)) {
3414                         wpa_printf(MSG_ERROR,
3415                                    "Line %d: Invalid fst_group_id value '%s'",
3416                                    line, pos);
3417                         return 1;
3418                 }
3419
3420                 if (conf->fst_cfg.group_id[0]) {
3421                         wpa_printf(MSG_ERROR,
3422                                    "Line %d: Duplicate fst_group value '%s'",
3423                                    line, pos);
3424                         return 1;
3425                 }
3426
3427                 os_strlcpy(conf->fst_cfg.group_id, pos,
3428                            sizeof(conf->fst_cfg.group_id));
3429         } else if (os_strcmp(buf, "fst_priority") == 0) {
3430                 char *endp;
3431                 long int val;
3432
3433                 if (!*pos) {
3434                         wpa_printf(MSG_ERROR,
3435                                    "Line %d: fst_priority value not supplied (expected 1..%u)",
3436                                    line, FST_MAX_PRIO_VALUE);
3437                         return -1;
3438                 }
3439
3440                 val = strtol(pos, &endp, 0);
3441                 if (*endp || val < 1 || val > FST_MAX_PRIO_VALUE) {
3442                         wpa_printf(MSG_ERROR,
3443                                    "Line %d: Invalid fst_priority %ld (%s) (expected 1..%u)",
3444                                    line, val, pos, FST_MAX_PRIO_VALUE);
3445                         return 1;
3446                 }
3447                 conf->fst_cfg.priority = (u8) val;
3448         } else if (os_strcmp(buf, "fst_llt") == 0) {
3449                 char *endp;
3450                 long int val;
3451
3452                 if (!*pos) {
3453                         wpa_printf(MSG_ERROR,
3454                                    "Line %d: fst_llt value not supplied (expected 1..%u)",
3455                                    line, FST_MAX_LLT_MS);
3456                         return -1;
3457                 }
3458                 val = strtol(pos, &endp, 0);
3459                 if (*endp || val < 1 ||
3460                     (unsigned long int) val > FST_MAX_LLT_MS) {
3461                         wpa_printf(MSG_ERROR,
3462                                    "Line %d: Invalid fst_llt %ld (%s) (expected 1..%u)",
3463                                    line, val, pos, FST_MAX_LLT_MS);
3464                         return 1;
3465                 }
3466                 conf->fst_cfg.llt = (u32) val;
3467 #endif /* CONFIG_FST */
3468         } else if (os_strcmp(buf, "track_sta_max_num") == 0) {
3469                 conf->track_sta_max_num = atoi(pos);
3470         } else if (os_strcmp(buf, "track_sta_max_age") == 0) {
3471                 conf->track_sta_max_age = atoi(pos);
3472         } else if (os_strcmp(buf, "no_probe_resp_if_seen_on") == 0) {
3473                 os_free(bss->no_probe_resp_if_seen_on);
3474                 bss->no_probe_resp_if_seen_on = os_strdup(pos);
3475         } else if (os_strcmp(buf, "no_auth_if_seen_on") == 0) {
3476                 os_free(bss->no_auth_if_seen_on);
3477                 bss->no_auth_if_seen_on = os_strdup(pos);
3478         } else if (os_strcmp(buf, "lci") == 0) {
3479                 wpabuf_free(conf->lci);
3480                 conf->lci = wpabuf_parse_bin(pos);
3481         } else if (os_strcmp(buf, "civic") == 0) {
3482                 wpabuf_free(conf->civic);
3483                 conf->civic = wpabuf_parse_bin(pos);
3484         } else if (os_strcmp(buf, "rrm_neighbor_report") == 0) {
3485                 if (atoi(pos))
3486                         bss->radio_measurements[0] |=
3487                                 WLAN_RRM_CAPS_NEIGHBOR_REPORT;
3488         } else if (os_strcmp(buf, "gas_address3") == 0) {
3489                 bss->gas_address3 = atoi(pos);
3490         } else if (os_strcmp(buf, "ftm_responder") == 0) {
3491                 bss->ftm_responder = atoi(pos);
3492         } else if (os_strcmp(buf, "ftm_initiator") == 0) {
3493                 bss->ftm_initiator = atoi(pos);
3494         } else {
3495                 wpa_printf(MSG_ERROR,
3496                            "Line %d: unknown configuration item '%s'",
3497                            line, buf);
3498                 return 1;
3499         }
3500
3501         return 0;
3502 }
3503
3504
3505 /**
3506  * hostapd_config_read - Read and parse a configuration file
3507  * @fname: Configuration file name (including path, if needed)
3508  * Returns: Allocated configuration data structure
3509  */
3510 struct hostapd_config * hostapd_config_read(const char *fname)
3511 {
3512         struct hostapd_config *conf;
3513         FILE *f;
3514         char buf[4096], *pos;
3515         int line = 0;
3516         int errors = 0;
3517         size_t i;
3518
3519         f = fopen(fname, "r");
3520         if (f == NULL) {
3521                 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
3522                            "for reading.", fname);
3523                 return NULL;
3524         }
3525
3526         conf = hostapd_config_defaults();
3527         if (conf == NULL) {
3528                 fclose(f);
3529                 return NULL;
3530         }
3531
3532         /* set default driver based on configuration */
3533         conf->driver = wpa_drivers[0];
3534         if (conf->driver == NULL) {
3535                 wpa_printf(MSG_ERROR, "No driver wrappers registered!");
3536                 hostapd_config_free(conf);
3537                 fclose(f);
3538                 return NULL;
3539         }
3540
3541         conf->last_bss = conf->bss[0];
3542
3543         while (fgets(buf, sizeof(buf), f)) {
3544                 struct hostapd_bss_config *bss;
3545
3546                 bss = conf->last_bss;
3547                 line++;
3548
3549                 if (buf[0] == '#')
3550                         continue;
3551                 pos = buf;
3552                 while (*pos != '\0') {
3553                         if (*pos == '\n') {
3554                                 *pos = '\0';
3555                                 break;
3556                         }
3557                         pos++;
3558                 }
3559                 if (buf[0] == '\0')
3560                         continue;
3561
3562                 pos = os_strchr(buf, '=');
3563                 if (pos == NULL) {
3564                         wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
3565                                    line, buf);
3566                         errors++;
3567                         continue;
3568                 }
3569                 *pos = '\0';
3570                 pos++;
3571                 errors += hostapd_config_fill(conf, bss, buf, pos, line);
3572         }
3573
3574         fclose(f);
3575
3576         for (i = 0; i < conf->num_bss; i++)
3577                 hostapd_set_security_params(conf->bss[i], 1);
3578
3579         if (hostapd_config_check(conf, 1))
3580                 errors++;
3581
3582 #ifndef WPA_IGNORE_CONFIG_ERRORS
3583         if (errors) {
3584                 wpa_printf(MSG_ERROR, "%d errors found in configuration file "
3585                            "'%s'", errors, fname);
3586                 hostapd_config_free(conf);
3587                 conf = NULL;
3588         }
3589 #endif /* WPA_IGNORE_CONFIG_ERRORS */
3590
3591         return conf;
3592 }
3593
3594
3595 int hostapd_set_iface(struct hostapd_config *conf,
3596                       struct hostapd_bss_config *bss, const char *field,
3597                       char *value)
3598 {
3599         int errors;
3600         size_t i;
3601
3602         errors = hostapd_config_fill(conf, bss, field, value, 0);
3603         if (errors) {
3604                 wpa_printf(MSG_INFO, "Failed to set configuration field '%s' "
3605                            "to value '%s'", field, value);
3606                 return -1;
3607         }
3608
3609         for (i = 0; i < conf->num_bss; i++)
3610                 hostapd_set_security_params(conf->bss[i], 0);
3611
3612         if (hostapd_config_check(conf, 0)) {
3613                 wpa_printf(MSG_ERROR, "Configuration check failed");
3614                 return -1;
3615         }
3616
3617         return 0;
3618 }