1 /* 2 * WPA Supplicant / Configuration backend: text file 3 * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi> 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 * 8 * This file implements a configuration backend for text files. All the 9 * configuration information is stored in a text file that uses a format 10 * described in the sample configuration file, wpa_supplicant.conf. 11 */ 12 13 #include "includes.h" 14 #ifdef ANDROID 15 #include <sys/stat.h> 16 #endif /* ANDROID */ 17 18 #include "common.h" 19 #include "config.h" 20 #include "base64.h" 21 #include "uuid.h" 22 #include "p2p/p2p.h" 23 #include "eap_peer/eap_methods.h" 24 #include "eap_peer/eap.h" 25 26 27 static int newline_terminated(const char *buf, size_t buflen) 28 { 29 size_t len = os_strlen(buf); 30 if (len == 0) 31 return 0; 32 if (len == buflen - 1 && buf[buflen - 1] != '\r' && 33 buf[len - 1] != '\n') 34 return 0; 35 return 1; 36 } 37 38 39 static void skip_line_end(FILE *stream) 40 { 41 char buf[100]; 42 while (fgets(buf, sizeof(buf), stream)) { 43 buf[sizeof(buf) - 1] = '\0'; 44 if (newline_terminated(buf, sizeof(buf))) 45 return; 46 } 47 } 48 49 50 /** 51 * wpa_config_get_line - Read the next configuration file line 52 * @s: Buffer for the line 53 * @size: The buffer length 54 * @stream: File stream to read from 55 * @line: Pointer to a variable storing the file line number 56 * @_pos: Buffer for the pointer to the beginning of data on the text line or 57 * %NULL if not needed (returned value used instead) 58 * Returns: Pointer to the beginning of data on the text line or %NULL if no 59 * more text lines are available. 60 * 61 * This function reads the next non-empty line from the configuration file and 62 * removes comments. The returned string is guaranteed to be null-terminated. 63 */ 64 static char * wpa_config_get_line(char *s, int size, FILE *stream, int *line, 65 char **_pos) 66 { 67 char *pos, *end, *sstart; 68 69 while (fgets(s, size, stream)) { 70 (*line)++; 71 s[size - 1] = '\0'; 72 if (!newline_terminated(s, size)) { 73 /* 74 * The line was truncated - skip rest of it to avoid 75 * confusing error messages. 76 */ 77 wpa_printf(MSG_INFO, "Long line in configuration file " 78 "truncated"); 79 skip_line_end(stream); 80 } 81 pos = s; 82 83 /* Skip white space from the beginning of line. */ 84 while (*pos == ' ' || *pos == '\t' || *pos == '\r') 85 pos++; 86 87 /* Skip comment lines and empty lines */ 88 if (*pos == '#' || *pos == '\n' || *pos == '\0') 89 continue; 90 91 /* 92 * Remove # comments unless they are within a double quoted 93 * string. 94 */ 95 sstart = os_strchr(pos, '"'); 96 if (sstart) 97 sstart = os_strrchr(sstart + 1, '"'); 98 if (!sstart) 99 sstart = pos; 100 end = os_strchr(sstart, '#'); 101 if (end) 102 *end-- = '\0'; 103 else 104 end = pos + os_strlen(pos) - 1; 105 106 /* Remove trailing white space. */ 107 while (end > pos && 108 (*end == '\n' || *end == ' ' || *end == '\t' || 109 *end == '\r')) 110 *end-- = '\0'; 111 112 if (*pos == '\0') 113 continue; 114 115 if (_pos) 116 *_pos = pos; 117 return pos; 118 } 119 120 if (_pos) 121 *_pos = NULL; 122 return NULL; 123 } 124 125 126 static int wpa_config_validate_network(struct wpa_ssid *ssid, int line) 127 { 128 int errors = 0; 129 130 if (ssid->passphrase) { 131 if (ssid->psk_set) { 132 wpa_printf(MSG_ERROR, "Line %d: both PSK and " 133 "passphrase configured.", line); 134 errors++; 135 } 136 wpa_config_update_psk(ssid); 137 } 138 139 if ((ssid->group_cipher & WPA_CIPHER_CCMP) && 140 !(ssid->pairwise_cipher & WPA_CIPHER_CCMP) && 141 !(ssid->pairwise_cipher & WPA_CIPHER_NONE)) { 142 /* Group cipher cannot be stronger than the pairwise cipher. */ 143 wpa_printf(MSG_DEBUG, "Line %d: removed CCMP from group cipher" 144 " list since it was not allowed for pairwise " 145 "cipher", line); 146 ssid->group_cipher &= ~WPA_CIPHER_CCMP; 147 } 148 149 if (ssid->mode == WPAS_MODE_MESH && 150 (ssid->key_mgmt != WPA_KEY_MGMT_NONE && 151 ssid->key_mgmt != WPA_KEY_MGMT_SAE)) { 152 wpa_printf(MSG_ERROR, 153 "Line %d: key_mgmt for mesh network should be open or SAE", 154 line); 155 errors++; 156 } 157 158 return errors; 159 } 160 161 162 static struct wpa_ssid * wpa_config_read_network(FILE *f, int *line, int id) 163 { 164 struct wpa_ssid *ssid; 165 int errors = 0, end = 0; 166 char buf[2000], *pos, *pos2; 167 168 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new network block", 169 *line); 170 ssid = os_zalloc(sizeof(*ssid)); 171 if (ssid == NULL) 172 return NULL; 173 dl_list_init(&ssid->psk_list); 174 ssid->id = id; 175 176 wpa_config_set_network_defaults(ssid); 177 178 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) { 179 if (os_strcmp(pos, "}") == 0) { 180 end = 1; 181 break; 182 } 183 184 pos2 = os_strchr(pos, '='); 185 if (pos2 == NULL) { 186 wpa_printf(MSG_ERROR, "Line %d: Invalid SSID line " 187 "'%s'.", *line, pos); 188 errors++; 189 continue; 190 } 191 192 *pos2++ = '\0'; 193 if (*pos2 == '"') { 194 if (os_strchr(pos2 + 1, '"') == NULL) { 195 wpa_printf(MSG_ERROR, "Line %d: invalid " 196 "quotation '%s'.", *line, pos2); 197 errors++; 198 continue; 199 } 200 } 201 202 if (wpa_config_set(ssid, pos, pos2, *line) < 0) 203 errors++; 204 } 205 206 if (!end) { 207 wpa_printf(MSG_ERROR, "Line %d: network block was not " 208 "terminated properly.", *line); 209 errors++; 210 } 211 212 errors += wpa_config_validate_network(ssid, *line); 213 214 if (errors) { 215 wpa_config_free_ssid(ssid); 216 ssid = NULL; 217 } 218 219 return ssid; 220 } 221 222 223 static struct wpa_cred * wpa_config_read_cred(FILE *f, int *line, int id) 224 { 225 struct wpa_cred *cred; 226 int errors = 0, end = 0; 227 char buf[256], *pos, *pos2; 228 229 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new cred block", *line); 230 cred = os_zalloc(sizeof(*cred)); 231 if (cred == NULL) 232 return NULL; 233 cred->id = id; 234 cred->sim_num = DEFAULT_USER_SELECTED_SIM; 235 236 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) { 237 if (os_strcmp(pos, "}") == 0) { 238 end = 1; 239 break; 240 } 241 242 pos2 = os_strchr(pos, '='); 243 if (pos2 == NULL) { 244 wpa_printf(MSG_ERROR, "Line %d: Invalid cred line " 245 "'%s'.", *line, pos); 246 errors++; 247 continue; 248 } 249 250 *pos2++ = '\0'; 251 if (*pos2 == '"') { 252 if (os_strchr(pos2 + 1, '"') == NULL) { 253 wpa_printf(MSG_ERROR, "Line %d: invalid " 254 "quotation '%s'.", *line, pos2); 255 errors++; 256 continue; 257 } 258 } 259 260 if (wpa_config_set_cred(cred, pos, pos2, *line) < 0) 261 errors++; 262 } 263 264 if (!end) { 265 wpa_printf(MSG_ERROR, "Line %d: cred block was not " 266 "terminated properly.", *line); 267 errors++; 268 } 269 270 if (errors) { 271 wpa_config_free_cred(cred); 272 cred = NULL; 273 } 274 275 return cred; 276 } 277 278 279 #ifndef CONFIG_NO_CONFIG_BLOBS 280 static struct wpa_config_blob * wpa_config_read_blob(FILE *f, int *line, 281 const char *name) 282 { 283 struct wpa_config_blob *blob; 284 char buf[256], *pos; 285 unsigned char *encoded = NULL, *nencoded; 286 int end = 0; 287 size_t encoded_len = 0, len; 288 289 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new named blob '%s'", 290 *line, name); 291 292 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) { 293 if (os_strcmp(pos, "}") == 0) { 294 end = 1; 295 break; 296 } 297 298 len = os_strlen(pos); 299 nencoded = os_realloc(encoded, encoded_len + len); 300 if (nencoded == NULL) { 301 wpa_printf(MSG_ERROR, "Line %d: not enough memory for " 302 "blob", *line); 303 os_free(encoded); 304 return NULL; 305 } 306 encoded = nencoded; 307 os_memcpy(encoded + encoded_len, pos, len); 308 encoded_len += len; 309 } 310 311 if (!end) { 312 wpa_printf(MSG_ERROR, "Line %d: blob was not terminated " 313 "properly", *line); 314 os_free(encoded); 315 return NULL; 316 } 317 318 blob = os_zalloc(sizeof(*blob)); 319 if (blob == NULL) { 320 os_free(encoded); 321 return NULL; 322 } 323 blob->name = os_strdup(name); 324 blob->data = base64_decode(encoded, encoded_len, &blob->len); 325 os_free(encoded); 326 327 if (blob->name == NULL || blob->data == NULL) { 328 wpa_config_free_blob(blob); 329 return NULL; 330 } 331 332 return blob; 333 } 334 335 336 static int wpa_config_process_blob(struct wpa_config *config, FILE *f, 337 int *line, char *bname) 338 { 339 char *name_end; 340 struct wpa_config_blob *blob; 341 342 name_end = os_strchr(bname, '='); 343 if (name_end == NULL) { 344 wpa_printf(MSG_ERROR, "Line %d: no blob name terminator", 345 *line); 346 return -1; 347 } 348 *name_end = '\0'; 349 350 blob = wpa_config_read_blob(f, line, bname); 351 if (blob == NULL) { 352 wpa_printf(MSG_ERROR, "Line %d: failed to read blob %s", 353 *line, bname); 354 return -1; 355 } 356 wpa_config_set_blob(config, blob); 357 return 0; 358 } 359 #endif /* CONFIG_NO_CONFIG_BLOBS */ 360 361 362 struct wpa_config * wpa_config_read(const char *name, struct wpa_config *cfgp) 363 { 364 FILE *f; 365 char buf[512], *pos; 366 int errors = 0, line = 0; 367 struct wpa_ssid *ssid, *tail, *head; 368 struct wpa_cred *cred, *cred_tail, *cred_head; 369 struct wpa_config *config; 370 int id = 0; 371 int cred_id = 0; 372 373 if (name == NULL) 374 return NULL; 375 if (cfgp) 376 config = cfgp; 377 else 378 config = wpa_config_alloc_empty(NULL, NULL); 379 if (config == NULL) { 380 wpa_printf(MSG_ERROR, "Failed to allocate config file " 381 "structure"); 382 return NULL; 383 } 384 tail = head = config->ssid; 385 while (tail && tail->next) 386 tail = tail->next; 387 cred_tail = cred_head = config->cred; 388 while (cred_tail && cred_tail->next) 389 cred_tail = cred_tail->next; 390 391 wpa_printf(MSG_DEBUG, "Reading configuration file '%s'", name); 392 f = fopen(name, "r"); 393 if (f == NULL) { 394 wpa_printf(MSG_ERROR, "Failed to open config file '%s', " 395 "error: %s", name, strerror(errno)); 396 os_free(config); 397 return NULL; 398 } 399 400 while (wpa_config_get_line(buf, sizeof(buf), f, &line, &pos)) { 401 if (os_strcmp(pos, "network={") == 0) { 402 ssid = wpa_config_read_network(f, &line, id++); 403 if (ssid == NULL) { 404 wpa_printf(MSG_ERROR, "Line %d: failed to " 405 "parse network block.", line); 406 errors++; 407 continue; 408 } 409 if (head == NULL) { 410 head = tail = ssid; 411 } else { 412 tail->next = ssid; 413 tail = ssid; 414 } 415 if (wpa_config_add_prio_network(config, ssid)) { 416 wpa_printf(MSG_ERROR, "Line %d: failed to add " 417 "network block to priority list.", 418 line); 419 errors++; 420 continue; 421 } 422 } else if (os_strcmp(pos, "cred={") == 0) { 423 cred = wpa_config_read_cred(f, &line, cred_id++); 424 if (cred == NULL) { 425 wpa_printf(MSG_ERROR, "Line %d: failed to " 426 "parse cred block.", line); 427 errors++; 428 continue; 429 } 430 if (cred_head == NULL) { 431 cred_head = cred_tail = cred; 432 } else { 433 cred_tail->next = cred; 434 cred_tail = cred; 435 } 436 #ifndef CONFIG_NO_CONFIG_BLOBS 437 } else if (os_strncmp(pos, "blob-base64-", 12) == 0) { 438 if (wpa_config_process_blob(config, f, &line, pos + 12) 439 < 0) { 440 wpa_printf(MSG_ERROR, "Line %d: failed to " 441 "process blob.", line); 442 errors++; 443 continue; 444 } 445 #endif /* CONFIG_NO_CONFIG_BLOBS */ 446 } else if (wpa_config_process_global(config, pos, line) < 0) { 447 wpa_printf(MSG_ERROR, "Line %d: Invalid configuration " 448 "line '%s'.", line, pos); 449 errors++; 450 continue; 451 } 452 } 453 454 fclose(f); 455 456 config->ssid = head; 457 wpa_config_debug_dump_networks(config); 458 config->cred = cred_head; 459 460 #ifndef WPA_IGNORE_CONFIG_ERRORS 461 if (errors) { 462 wpa_config_free(config); 463 config = NULL; 464 head = NULL; 465 } 466 #endif /* WPA_IGNORE_CONFIG_ERRORS */ 467 468 return config; 469 } 470 471 472 #ifndef CONFIG_NO_CONFIG_WRITE 473 474 static void write_str(FILE *f, const char *field, struct wpa_ssid *ssid) 475 { 476 char *value = wpa_config_get(ssid, field); 477 if (value == NULL) 478 return; 479 fprintf(f, "\t%s=%s\n", field, value); 480 os_free(value); 481 } 482 483 484 static void write_int(FILE *f, const char *field, int value, int def) 485 { 486 if (value == def) 487 return; 488 fprintf(f, "\t%s=%d\n", field, value); 489 } 490 491 492 static void write_bssid(FILE *f, struct wpa_ssid *ssid) 493 { 494 char *value = wpa_config_get(ssid, "bssid"); 495 if (value == NULL) 496 return; 497 fprintf(f, "\tbssid=%s\n", value); 498 os_free(value); 499 } 500 501 502 static void write_psk(FILE *f, struct wpa_ssid *ssid) 503 { 504 char *value; 505 506 if (ssid->mem_only_psk) 507 return; 508 509 value = wpa_config_get(ssid, "psk"); 510 if (value == NULL) 511 return; 512 fprintf(f, "\tpsk=%s\n", value); 513 os_free(value); 514 } 515 516 517 static void write_proto(FILE *f, struct wpa_ssid *ssid) 518 { 519 char *value; 520 521 if (ssid->proto == DEFAULT_PROTO) 522 return; 523 524 value = wpa_config_get(ssid, "proto"); 525 if (value == NULL) 526 return; 527 if (value[0]) 528 fprintf(f, "\tproto=%s\n", value); 529 os_free(value); 530 } 531 532 533 static void write_key_mgmt(FILE *f, struct wpa_ssid *ssid) 534 { 535 char *value; 536 537 if (ssid->key_mgmt == DEFAULT_KEY_MGMT) 538 return; 539 540 value = wpa_config_get(ssid, "key_mgmt"); 541 if (value == NULL) 542 return; 543 if (value[0]) 544 fprintf(f, "\tkey_mgmt=%s\n", value); 545 os_free(value); 546 } 547 548 549 static void write_pairwise(FILE *f, struct wpa_ssid *ssid) 550 { 551 char *value; 552 553 if (ssid->pairwise_cipher == DEFAULT_PAIRWISE) 554 return; 555 556 value = wpa_config_get(ssid, "pairwise"); 557 if (value == NULL) 558 return; 559 if (value[0]) 560 fprintf(f, "\tpairwise=%s\n", value); 561 os_free(value); 562 } 563 564 565 static void write_group(FILE *f, struct wpa_ssid *ssid) 566 { 567 char *value; 568 569 if (ssid->group_cipher == DEFAULT_GROUP) 570 return; 571 572 value = wpa_config_get(ssid, "group"); 573 if (value == NULL) 574 return; 575 if (value[0]) 576 fprintf(f, "\tgroup=%s\n", value); 577 os_free(value); 578 } 579 580 581 static void write_auth_alg(FILE *f, struct wpa_ssid *ssid) 582 { 583 char *value; 584 585 if (ssid->auth_alg == 0) 586 return; 587 588 value = wpa_config_get(ssid, "auth_alg"); 589 if (value == NULL) 590 return; 591 if (value[0]) 592 fprintf(f, "\tauth_alg=%s\n", value); 593 os_free(value); 594 } 595 596 597 #ifdef IEEE8021X_EAPOL 598 static void write_eap(FILE *f, struct wpa_ssid *ssid) 599 { 600 char *value; 601 602 value = wpa_config_get(ssid, "eap"); 603 if (value == NULL) 604 return; 605 606 if (value[0]) 607 fprintf(f, "\teap=%s\n", value); 608 os_free(value); 609 } 610 #endif /* IEEE8021X_EAPOL */ 611 612 613 static void write_wep_key(FILE *f, int idx, struct wpa_ssid *ssid) 614 { 615 char field[20], *value; 616 int res; 617 618 res = os_snprintf(field, sizeof(field), "wep_key%d", idx); 619 if (os_snprintf_error(sizeof(field), res)) 620 return; 621 value = wpa_config_get(ssid, field); 622 if (value) { 623 fprintf(f, "\t%s=%s\n", field, value); 624 os_free(value); 625 } 626 } 627 628 629 #ifdef CONFIG_P2P 630 631 static void write_go_p2p_dev_addr(FILE *f, struct wpa_ssid *ssid) 632 { 633 char *value = wpa_config_get(ssid, "go_p2p_dev_addr"); 634 if (value == NULL) 635 return; 636 fprintf(f, "\tgo_p2p_dev_addr=%s\n", value); 637 os_free(value); 638 } 639 640 static void write_p2p_client_list(FILE *f, struct wpa_ssid *ssid) 641 { 642 char *value = wpa_config_get(ssid, "p2p_client_list"); 643 if (value == NULL) 644 return; 645 fprintf(f, "\tp2p_client_list=%s\n", value); 646 os_free(value); 647 } 648 649 650 static void write_psk_list(FILE *f, struct wpa_ssid *ssid) 651 { 652 struct psk_list_entry *psk; 653 char hex[32 * 2 + 1]; 654 655 dl_list_for_each(psk, &ssid->psk_list, struct psk_list_entry, list) { 656 wpa_snprintf_hex(hex, sizeof(hex), psk->psk, sizeof(psk->psk)); 657 fprintf(f, "\tpsk_list=%s" MACSTR "-%s\n", 658 psk->p2p ? "P2P-" : "", MAC2STR(psk->addr), hex); 659 } 660 } 661 662 #endif /* CONFIG_P2P */ 663 664 665 static void wpa_config_write_network(FILE *f, struct wpa_ssid *ssid) 666 { 667 int i; 668 669 #define STR(t) write_str(f, #t, ssid) 670 #define INT(t) write_int(f, #t, ssid->t, 0) 671 #define INTe(t) write_int(f, #t, ssid->eap.t, 0) 672 #define INT_DEF(t, def) write_int(f, #t, ssid->t, def) 673 #define INT_DEFe(t, def) write_int(f, #t, ssid->eap.t, def) 674 675 STR(ssid); 676 INT(scan_ssid); 677 write_bssid(f, ssid); 678 write_str(f, "bssid_blacklist", ssid); 679 write_str(f, "bssid_whitelist", ssid); 680 write_psk(f, ssid); 681 INT(mem_only_psk); 682 write_proto(f, ssid); 683 write_key_mgmt(f, ssid); 684 INT_DEF(bg_scan_period, DEFAULT_BG_SCAN_PERIOD); 685 write_pairwise(f, ssid); 686 write_group(f, ssid); 687 write_auth_alg(f, ssid); 688 STR(bgscan); 689 STR(autoscan); 690 STR(scan_freq); 691 #ifdef IEEE8021X_EAPOL 692 write_eap(f, ssid); 693 STR(identity); 694 STR(anonymous_identity); 695 STR(password); 696 STR(ca_cert); 697 STR(ca_path); 698 STR(client_cert); 699 STR(private_key); 700 STR(private_key_passwd); 701 STR(dh_file); 702 STR(subject_match); 703 STR(altsubject_match); 704 STR(domain_suffix_match); 705 STR(domain_match); 706 STR(ca_cert2); 707 STR(ca_path2); 708 STR(client_cert2); 709 STR(private_key2); 710 STR(private_key2_passwd); 711 STR(dh_file2); 712 STR(subject_match2); 713 STR(altsubject_match2); 714 STR(domain_suffix_match2); 715 STR(domain_match2); 716 STR(phase1); 717 STR(phase2); 718 STR(pcsc); 719 STR(pin); 720 STR(engine_id); 721 STR(key_id); 722 STR(cert_id); 723 STR(ca_cert_id); 724 STR(key2_id); 725 STR(pin2); 726 STR(engine2_id); 727 STR(cert2_id); 728 STR(ca_cert2_id); 729 INTe(engine); 730 INTe(engine2); 731 INT_DEF(eapol_flags, DEFAULT_EAPOL_FLAGS); 732 STR(openssl_ciphers); 733 INTe(erp); 734 #endif /* IEEE8021X_EAPOL */ 735 for (i = 0; i < 4; i++) 736 write_wep_key(f, i, ssid); 737 INT(wep_tx_keyidx); 738 INT(priority); 739 #ifdef IEEE8021X_EAPOL 740 INT_DEF(eap_workaround, DEFAULT_EAP_WORKAROUND); 741 STR(pac_file); 742 INT_DEFe(fragment_size, DEFAULT_FRAGMENT_SIZE); 743 INTe(ocsp); 744 INT_DEFe(sim_num, DEFAULT_USER_SELECTED_SIM); 745 #endif /* IEEE8021X_EAPOL */ 746 INT(mode); 747 INT(no_auto_peer); 748 INT(frequency); 749 INT(fixed_freq); 750 #ifdef CONFIG_ACS 751 INT(acs); 752 #endif /* CONFIG_ACS */ 753 write_int(f, "proactive_key_caching", ssid->proactive_key_caching, -1); 754 INT(disabled); 755 INT(peerkey); 756 INT(mixed_cell); 757 INT(max_oper_chwidth); 758 INT(pbss); 759 INT(wps_disabled); 760 #ifdef CONFIG_IEEE80211W 761 write_int(f, "ieee80211w", ssid->ieee80211w, 762 MGMT_FRAME_PROTECTION_DEFAULT); 763 #endif /* CONFIG_IEEE80211W */ 764 STR(id_str); 765 #ifdef CONFIG_P2P 766 write_go_p2p_dev_addr(f, ssid); 767 write_p2p_client_list(f, ssid); 768 write_psk_list(f, ssid); 769 #endif /* CONFIG_P2P */ 770 INT(ap_max_inactivity); 771 INT(dtim_period); 772 INT(beacon_int); 773 #ifdef CONFIG_MACSEC 774 INT(macsec_policy); 775 #endif /* CONFIG_MACSEC */ 776 #ifdef CONFIG_HS20 777 INT(update_identifier); 778 #endif /* CONFIG_HS20 */ 779 write_int(f, "mac_addr", ssid->mac_addr, -1); 780 #ifdef CONFIG_MESH 781 STR(mesh_basic_rates); 782 INT_DEF(dot11MeshMaxRetries, DEFAULT_MESH_MAX_RETRIES); 783 INT_DEF(dot11MeshRetryTimeout, DEFAULT_MESH_RETRY_TIMEOUT); 784 INT_DEF(dot11MeshConfirmTimeout, DEFAULT_MESH_CONFIRM_TIMEOUT); 785 INT_DEF(dot11MeshHoldingTimeout, DEFAULT_MESH_HOLDING_TIMEOUT); 786 #endif /* CONFIG_MESH */ 787 INT(wpa_ptk_rekey); 788 INT(group_rekey); 789 INT(ignore_broadcast_ssid); 790 #ifdef CONFIG_HT_OVERRIDES 791 INT_DEF(disable_ht, DEFAULT_DISABLE_HT); 792 INT_DEF(disable_ht40, DEFAULT_DISABLE_HT40); 793 INT_DEF(disable_sgi, DEFAULT_DISABLE_SGI); 794 INT_DEF(disable_ldpc, DEFAULT_DISABLE_LDPC); 795 INT(ht40_intolerant); 796 INT_DEF(disable_max_amsdu, DEFAULT_DISABLE_MAX_AMSDU); 797 INT_DEF(ampdu_factor, DEFAULT_AMPDU_FACTOR); 798 INT_DEF(ampdu_density, DEFAULT_AMPDU_DENSITY); 799 STR(ht_mcs); 800 #endif /* CONFIG_HT_OVERRIDES */ 801 #ifdef CONFIG_VHT_OVERRIDES 802 INT(disable_vht); 803 INT(vht_capa); 804 INT(vht_capa_mask); 805 INT_DEF(vht_rx_mcs_nss_1, -1); 806 INT_DEF(vht_rx_mcs_nss_2, -1); 807 INT_DEF(vht_rx_mcs_nss_3, -1); 808 INT_DEF(vht_rx_mcs_nss_4, -1); 809 INT_DEF(vht_rx_mcs_nss_5, -1); 810 INT_DEF(vht_rx_mcs_nss_6, -1); 811 INT_DEF(vht_rx_mcs_nss_7, -1); 812 INT_DEF(vht_rx_mcs_nss_8, -1); 813 INT_DEF(vht_tx_mcs_nss_1, -1); 814 INT_DEF(vht_tx_mcs_nss_2, -1); 815 INT_DEF(vht_tx_mcs_nss_3, -1); 816 INT_DEF(vht_tx_mcs_nss_4, -1); 817 INT_DEF(vht_tx_mcs_nss_5, -1); 818 INT_DEF(vht_tx_mcs_nss_6, -1); 819 INT_DEF(vht_tx_mcs_nss_7, -1); 820 INT_DEF(vht_tx_mcs_nss_8, -1); 821 #endif /* CONFIG_VHT_OVERRIDES */ 822 823 #undef STR 824 #undef INT 825 #undef INT_DEF 826 } 827 828 829 static void wpa_config_write_cred(FILE *f, struct wpa_cred *cred) 830 { 831 size_t i; 832 833 if (cred->priority) 834 fprintf(f, "\tpriority=%d\n", cred->priority); 835 if (cred->pcsc) 836 fprintf(f, "\tpcsc=%d\n", cred->pcsc); 837 if (cred->realm) 838 fprintf(f, "\trealm=\"%s\"\n", cred->realm); 839 if (cred->username) 840 fprintf(f, "\tusername=\"%s\"\n", cred->username); 841 if (cred->password && cred->ext_password) 842 fprintf(f, "\tpassword=ext:%s\n", cred->password); 843 else if (cred->password) 844 fprintf(f, "\tpassword=\"%s\"\n", cred->password); 845 if (cred->ca_cert) 846 fprintf(f, "\tca_cert=\"%s\"\n", cred->ca_cert); 847 if (cred->client_cert) 848 fprintf(f, "\tclient_cert=\"%s\"\n", cred->client_cert); 849 if (cred->private_key) 850 fprintf(f, "\tprivate_key=\"%s\"\n", cred->private_key); 851 if (cred->private_key_passwd) 852 fprintf(f, "\tprivate_key_passwd=\"%s\"\n", 853 cred->private_key_passwd); 854 if (cred->imsi) 855 fprintf(f, "\timsi=\"%s\"\n", cred->imsi); 856 if (cred->milenage) 857 fprintf(f, "\tmilenage=\"%s\"\n", cred->milenage); 858 for (i = 0; i < cred->num_domain; i++) 859 fprintf(f, "\tdomain=\"%s\"\n", cred->domain[i]); 860 if (cred->domain_suffix_match) 861 fprintf(f, "\tdomain_suffix_match=\"%s\"\n", 862 cred->domain_suffix_match); 863 if (cred->roaming_consortium_len) { 864 fprintf(f, "\troaming_consortium="); 865 for (i = 0; i < cred->roaming_consortium_len; i++) 866 fprintf(f, "%02x", cred->roaming_consortium[i]); 867 fprintf(f, "\n"); 868 } 869 if (cred->eap_method) { 870 const char *name; 871 name = eap_get_name(cred->eap_method[0].vendor, 872 cred->eap_method[0].method); 873 if (name) 874 fprintf(f, "\teap=%s\n", name); 875 } 876 if (cred->phase1) 877 fprintf(f, "\tphase1=\"%s\"\n", cred->phase1); 878 if (cred->phase2) 879 fprintf(f, "\tphase2=\"%s\"\n", cred->phase2); 880 if (cred->excluded_ssid) { 881 size_t j; 882 for (i = 0; i < cred->num_excluded_ssid; i++) { 883 struct excluded_ssid *e = &cred->excluded_ssid[i]; 884 fprintf(f, "\texcluded_ssid="); 885 for (j = 0; j < e->ssid_len; j++) 886 fprintf(f, "%02x", e->ssid[j]); 887 fprintf(f, "\n"); 888 } 889 } 890 if (cred->roaming_partner) { 891 for (i = 0; i < cred->num_roaming_partner; i++) { 892 struct roaming_partner *p = &cred->roaming_partner[i]; 893 fprintf(f, "\troaming_partner=\"%s,%d,%u,%s\"\n", 894 p->fqdn, p->exact_match, p->priority, 895 p->country); 896 } 897 } 898 if (cred->update_identifier) 899 fprintf(f, "\tupdate_identifier=%d\n", cred->update_identifier); 900 901 if (cred->provisioning_sp) 902 fprintf(f, "\tprovisioning_sp=\"%s\"\n", cred->provisioning_sp); 903 if (cred->sp_priority) 904 fprintf(f, "\tsp_priority=%d\n", cred->sp_priority); 905 906 if (cred->min_dl_bandwidth_home) 907 fprintf(f, "\tmin_dl_bandwidth_home=%u\n", 908 cred->min_dl_bandwidth_home); 909 if (cred->min_ul_bandwidth_home) 910 fprintf(f, "\tmin_ul_bandwidth_home=%u\n", 911 cred->min_ul_bandwidth_home); 912 if (cred->min_dl_bandwidth_roaming) 913 fprintf(f, "\tmin_dl_bandwidth_roaming=%u\n", 914 cred->min_dl_bandwidth_roaming); 915 if (cred->min_ul_bandwidth_roaming) 916 fprintf(f, "\tmin_ul_bandwidth_roaming=%u\n", 917 cred->min_ul_bandwidth_roaming); 918 919 if (cred->max_bss_load) 920 fprintf(f, "\tmax_bss_load=%u\n", 921 cred->max_bss_load); 922 923 if (cred->ocsp) 924 fprintf(f, "\tocsp=%d\n", cred->ocsp); 925 926 if (cred->num_req_conn_capab) { 927 for (i = 0; i < cred->num_req_conn_capab; i++) { 928 int *ports; 929 930 fprintf(f, "\treq_conn_capab=%u", 931 cred->req_conn_capab_proto[i]); 932 ports = cred->req_conn_capab_port[i]; 933 if (ports) { 934 int j; 935 for (j = 0; ports[j] != -1; j++) { 936 fprintf(f, "%s%d", j > 0 ? "," : ":", 937 ports[j]); 938 } 939 } 940 fprintf(f, "\n"); 941 } 942 } 943 944 if (cred->required_roaming_consortium_len) { 945 fprintf(f, "\trequired_roaming_consortium="); 946 for (i = 0; i < cred->required_roaming_consortium_len; i++) 947 fprintf(f, "%02x", 948 cred->required_roaming_consortium[i]); 949 fprintf(f, "\n"); 950 } 951 952 if (cred->sim_num != DEFAULT_USER_SELECTED_SIM) 953 fprintf(f, "\tsim_num=%d\n", cred->sim_num); 954 } 955 956 957 #ifndef CONFIG_NO_CONFIG_BLOBS 958 static int wpa_config_write_blob(FILE *f, struct wpa_config_blob *blob) 959 { 960 unsigned char *encoded; 961 962 encoded = base64_encode(blob->data, blob->len, NULL); 963 if (encoded == NULL) 964 return -1; 965 966 fprintf(f, "\nblob-base64-%s={\n%s}\n", blob->name, encoded); 967 os_free(encoded); 968 return 0; 969 } 970 #endif /* CONFIG_NO_CONFIG_BLOBS */ 971 972 973 static void write_global_bin(FILE *f, const char *field, 974 const struct wpabuf *val) 975 { 976 size_t i; 977 const u8 *pos; 978 979 if (val == NULL) 980 return; 981 982 fprintf(f, "%s=", field); 983 pos = wpabuf_head(val); 984 for (i = 0; i < wpabuf_len(val); i++) 985 fprintf(f, "%02X", *pos++); 986 fprintf(f, "\n"); 987 } 988 989 990 static void wpa_config_write_global(FILE *f, struct wpa_config *config) 991 { 992 #ifdef CONFIG_CTRL_IFACE 993 if (config->ctrl_interface) 994 fprintf(f, "ctrl_interface=%s\n", config->ctrl_interface); 995 if (config->ctrl_interface_group) 996 fprintf(f, "ctrl_interface_group=%s\n", 997 config->ctrl_interface_group); 998 #endif /* CONFIG_CTRL_IFACE */ 999 if (config->eapol_version != DEFAULT_EAPOL_VERSION) 1000 fprintf(f, "eapol_version=%d\n", config->eapol_version); 1001 if (config->ap_scan != DEFAULT_AP_SCAN) 1002 fprintf(f, "ap_scan=%d\n", config->ap_scan); 1003 if (config->disable_scan_offload) 1004 fprintf(f, "disable_scan_offload=%d\n", 1005 config->disable_scan_offload); 1006 if (config->fast_reauth != DEFAULT_FAST_REAUTH) 1007 fprintf(f, "fast_reauth=%d\n", config->fast_reauth); 1008 if (config->opensc_engine_path) 1009 fprintf(f, "opensc_engine_path=%s\n", 1010 config->opensc_engine_path); 1011 if (config->pkcs11_engine_path) 1012 fprintf(f, "pkcs11_engine_path=%s\n", 1013 config->pkcs11_engine_path); 1014 if (config->pkcs11_module_path) 1015 fprintf(f, "pkcs11_module_path=%s\n", 1016 config->pkcs11_module_path); 1017 if (config->openssl_ciphers) 1018 fprintf(f, "openssl_ciphers=%s\n", config->openssl_ciphers); 1019 if (config->pcsc_reader) 1020 fprintf(f, "pcsc_reader=%s\n", config->pcsc_reader); 1021 if (config->pcsc_pin) 1022 fprintf(f, "pcsc_pin=%s\n", config->pcsc_pin); 1023 if (config->driver_param) 1024 fprintf(f, "driver_param=%s\n", config->driver_param); 1025 if (config->dot11RSNAConfigPMKLifetime) 1026 fprintf(f, "dot11RSNAConfigPMKLifetime=%u\n", 1027 config->dot11RSNAConfigPMKLifetime); 1028 if (config->dot11RSNAConfigPMKReauthThreshold) 1029 fprintf(f, "dot11RSNAConfigPMKReauthThreshold=%u\n", 1030 config->dot11RSNAConfigPMKReauthThreshold); 1031 if (config->dot11RSNAConfigSATimeout) 1032 fprintf(f, "dot11RSNAConfigSATimeout=%u\n", 1033 config->dot11RSNAConfigSATimeout); 1034 if (config->update_config) 1035 fprintf(f, "update_config=%d\n", config->update_config); 1036 #ifdef CONFIG_WPS 1037 if (!is_nil_uuid(config->uuid)) { 1038 char buf[40]; 1039 uuid_bin2str(config->uuid, buf, sizeof(buf)); 1040 fprintf(f, "uuid=%s\n", buf); 1041 } 1042 if (config->device_name) 1043 fprintf(f, "device_name=%s\n", config->device_name); 1044 if (config->manufacturer) 1045 fprintf(f, "manufacturer=%s\n", config->manufacturer); 1046 if (config->model_name) 1047 fprintf(f, "model_name=%s\n", config->model_name); 1048 if (config->model_number) 1049 fprintf(f, "model_number=%s\n", config->model_number); 1050 if (config->serial_number) 1051 fprintf(f, "serial_number=%s\n", config->serial_number); 1052 { 1053 char _buf[WPS_DEV_TYPE_BUFSIZE], *buf; 1054 buf = wps_dev_type_bin2str(config->device_type, 1055 _buf, sizeof(_buf)); 1056 if (os_strcmp(buf, "0-00000000-0") != 0) 1057 fprintf(f, "device_type=%s\n", buf); 1058 } 1059 if (WPA_GET_BE32(config->os_version)) 1060 fprintf(f, "os_version=%08x\n", 1061 WPA_GET_BE32(config->os_version)); 1062 if (config->config_methods) 1063 fprintf(f, "config_methods=%s\n", config->config_methods); 1064 if (config->wps_cred_processing) 1065 fprintf(f, "wps_cred_processing=%d\n", 1066 config->wps_cred_processing); 1067 if (config->wps_vendor_ext_m1) { 1068 int i, len = wpabuf_len(config->wps_vendor_ext_m1); 1069 const u8 *p = wpabuf_head_u8(config->wps_vendor_ext_m1); 1070 if (len > 0) { 1071 fprintf(f, "wps_vendor_ext_m1="); 1072 for (i = 0; i < len; i++) 1073 fprintf(f, "%02x", *p++); 1074 fprintf(f, "\n"); 1075 } 1076 } 1077 #endif /* CONFIG_WPS */ 1078 #ifdef CONFIG_P2P 1079 if (config->p2p_listen_reg_class) 1080 fprintf(f, "p2p_listen_reg_class=%d\n", 1081 config->p2p_listen_reg_class); 1082 if (config->p2p_listen_channel) 1083 fprintf(f, "p2p_listen_channel=%d\n", 1084 config->p2p_listen_channel); 1085 if (config->p2p_oper_reg_class) 1086 fprintf(f, "p2p_oper_reg_class=%d\n", 1087 config->p2p_oper_reg_class); 1088 if (config->p2p_oper_channel) 1089 fprintf(f, "p2p_oper_channel=%d\n", config->p2p_oper_channel); 1090 if (config->p2p_go_intent != DEFAULT_P2P_GO_INTENT) 1091 fprintf(f, "p2p_go_intent=%d\n", config->p2p_go_intent); 1092 if (config->p2p_ssid_postfix) 1093 fprintf(f, "p2p_ssid_postfix=%s\n", config->p2p_ssid_postfix); 1094 if (config->persistent_reconnect) 1095 fprintf(f, "persistent_reconnect=%d\n", 1096 config->persistent_reconnect); 1097 if (config->p2p_intra_bss != DEFAULT_P2P_INTRA_BSS) 1098 fprintf(f, "p2p_intra_bss=%d\n", config->p2p_intra_bss); 1099 if (config->p2p_group_idle) 1100 fprintf(f, "p2p_group_idle=%d\n", config->p2p_group_idle); 1101 if (config->p2p_passphrase_len) 1102 fprintf(f, "p2p_passphrase_len=%u\n", 1103 config->p2p_passphrase_len); 1104 if (config->p2p_pref_chan) { 1105 unsigned int i; 1106 fprintf(f, "p2p_pref_chan="); 1107 for (i = 0; i < config->num_p2p_pref_chan; i++) { 1108 fprintf(f, "%s%u:%u", i > 0 ? "," : "", 1109 config->p2p_pref_chan[i].op_class, 1110 config->p2p_pref_chan[i].chan); 1111 } 1112 fprintf(f, "\n"); 1113 } 1114 if (config->p2p_no_go_freq.num) { 1115 char *val = freq_range_list_str(&config->p2p_no_go_freq); 1116 if (val) { 1117 fprintf(f, "p2p_no_go_freq=%s\n", val); 1118 os_free(val); 1119 } 1120 } 1121 if (config->p2p_add_cli_chan) 1122 fprintf(f, "p2p_add_cli_chan=%d\n", config->p2p_add_cli_chan); 1123 if (config->p2p_optimize_listen_chan != 1124 DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN) 1125 fprintf(f, "p2p_optimize_listen_chan=%d\n", 1126 config->p2p_optimize_listen_chan); 1127 if (config->p2p_go_ht40) 1128 fprintf(f, "p2p_go_ht40=%d\n", config->p2p_go_ht40); 1129 if (config->p2p_go_vht) 1130 fprintf(f, "p2p_go_vht=%d\n", config->p2p_go_vht); 1131 if (config->p2p_go_ctwindow != DEFAULT_P2P_GO_CTWINDOW) 1132 fprintf(f, "p2p_go_ctwindow=%d\n", config->p2p_go_ctwindow); 1133 if (config->p2p_disabled) 1134 fprintf(f, "p2p_disabled=%d\n", config->p2p_disabled); 1135 if (config->p2p_no_group_iface) 1136 fprintf(f, "p2p_no_group_iface=%d\n", 1137 config->p2p_no_group_iface); 1138 if (config->p2p_ignore_shared_freq) 1139 fprintf(f, "p2p_ignore_shared_freq=%d\n", 1140 config->p2p_ignore_shared_freq); 1141 if (config->p2p_cli_probe) 1142 fprintf(f, "p2p_cli_probe=%d\n", config->p2p_cli_probe); 1143 if (config->p2p_go_freq_change_policy != DEFAULT_P2P_GO_FREQ_MOVE) 1144 fprintf(f, "p2p_go_freq_change_policy=%u\n", 1145 config->p2p_go_freq_change_policy); 1146 if (WPA_GET_BE32(config->ip_addr_go)) 1147 fprintf(f, "ip_addr_go=%u.%u.%u.%u\n", 1148 config->ip_addr_go[0], config->ip_addr_go[1], 1149 config->ip_addr_go[2], config->ip_addr_go[3]); 1150 if (WPA_GET_BE32(config->ip_addr_mask)) 1151 fprintf(f, "ip_addr_mask=%u.%u.%u.%u\n", 1152 config->ip_addr_mask[0], config->ip_addr_mask[1], 1153 config->ip_addr_mask[2], config->ip_addr_mask[3]); 1154 if (WPA_GET_BE32(config->ip_addr_start)) 1155 fprintf(f, "ip_addr_start=%u.%u.%u.%u\n", 1156 config->ip_addr_start[0], config->ip_addr_start[1], 1157 config->ip_addr_start[2], config->ip_addr_start[3]); 1158 if (WPA_GET_BE32(config->ip_addr_end)) 1159 fprintf(f, "ip_addr_end=%u.%u.%u.%u\n", 1160 config->ip_addr_end[0], config->ip_addr_end[1], 1161 config->ip_addr_end[2], config->ip_addr_end[3]); 1162 #endif /* CONFIG_P2P */ 1163 if (config->country[0] && config->country[1]) { 1164 fprintf(f, "country=%c%c\n", 1165 config->country[0], config->country[1]); 1166 } 1167 if (config->bss_max_count != DEFAULT_BSS_MAX_COUNT) 1168 fprintf(f, "bss_max_count=%u\n", config->bss_max_count); 1169 if (config->bss_expiration_age != DEFAULT_BSS_EXPIRATION_AGE) 1170 fprintf(f, "bss_expiration_age=%u\n", 1171 config->bss_expiration_age); 1172 if (config->bss_expiration_scan_count != 1173 DEFAULT_BSS_EXPIRATION_SCAN_COUNT) 1174 fprintf(f, "bss_expiration_scan_count=%u\n", 1175 config->bss_expiration_scan_count); 1176 if (config->filter_ssids) 1177 fprintf(f, "filter_ssids=%d\n", config->filter_ssids); 1178 if (config->max_num_sta != DEFAULT_MAX_NUM_STA) 1179 fprintf(f, "max_num_sta=%u\n", config->max_num_sta); 1180 if (config->disassoc_low_ack) 1181 fprintf(f, "disassoc_low_ack=%d\n", config->disassoc_low_ack); 1182 #ifdef CONFIG_HS20 1183 if (config->hs20) 1184 fprintf(f, "hs20=1\n"); 1185 #endif /* CONFIG_HS20 */ 1186 #ifdef CONFIG_INTERWORKING 1187 if (config->interworking) 1188 fprintf(f, "interworking=%d\n", config->interworking); 1189 if (!is_zero_ether_addr(config->hessid)) 1190 fprintf(f, "hessid=" MACSTR "\n", MAC2STR(config->hessid)); 1191 if (config->access_network_type != DEFAULT_ACCESS_NETWORK_TYPE) 1192 fprintf(f, "access_network_type=%d\n", 1193 config->access_network_type); 1194 #endif /* CONFIG_INTERWORKING */ 1195 if (config->pbc_in_m1) 1196 fprintf(f, "pbc_in_m1=%d\n", config->pbc_in_m1); 1197 if (config->wps_nfc_pw_from_config) { 1198 if (config->wps_nfc_dev_pw_id) 1199 fprintf(f, "wps_nfc_dev_pw_id=%d\n", 1200 config->wps_nfc_dev_pw_id); 1201 write_global_bin(f, "wps_nfc_dh_pubkey", 1202 config->wps_nfc_dh_pubkey); 1203 write_global_bin(f, "wps_nfc_dh_privkey", 1204 config->wps_nfc_dh_privkey); 1205 write_global_bin(f, "wps_nfc_dev_pw", config->wps_nfc_dev_pw); 1206 } 1207 1208 if (config->ext_password_backend) 1209 fprintf(f, "ext_password_backend=%s\n", 1210 config->ext_password_backend); 1211 if (config->p2p_go_max_inactivity != DEFAULT_P2P_GO_MAX_INACTIVITY) 1212 fprintf(f, "p2p_go_max_inactivity=%d\n", 1213 config->p2p_go_max_inactivity); 1214 if (config->auto_interworking) 1215 fprintf(f, "auto_interworking=%d\n", 1216 config->auto_interworking); 1217 if (config->okc) 1218 fprintf(f, "okc=%d\n", config->okc); 1219 if (config->pmf) 1220 fprintf(f, "pmf=%d\n", config->pmf); 1221 if (config->dtim_period) 1222 fprintf(f, "dtim_period=%d\n", config->dtim_period); 1223 if (config->beacon_int) 1224 fprintf(f, "beacon_int=%d\n", config->beacon_int); 1225 1226 if (config->sae_groups) { 1227 int i; 1228 fprintf(f, "sae_groups="); 1229 for (i = 0; config->sae_groups[i] >= 0; i++) { 1230 fprintf(f, "%s%d", i > 0 ? " " : "", 1231 config->sae_groups[i]); 1232 } 1233 fprintf(f, "\n"); 1234 } 1235 1236 if (config->ap_vendor_elements) { 1237 int i, len = wpabuf_len(config->ap_vendor_elements); 1238 const u8 *p = wpabuf_head_u8(config->ap_vendor_elements); 1239 if (len > 0) { 1240 fprintf(f, "ap_vendor_elements="); 1241 for (i = 0; i < len; i++) 1242 fprintf(f, "%02x", *p++); 1243 fprintf(f, "\n"); 1244 } 1245 } 1246 1247 if (config->ignore_old_scan_res) 1248 fprintf(f, "ignore_old_scan_res=%d\n", 1249 config->ignore_old_scan_res); 1250 1251 if (config->freq_list && config->freq_list[0]) { 1252 int i; 1253 fprintf(f, "freq_list="); 1254 for (i = 0; config->freq_list[i]; i++) { 1255 fprintf(f, "%s%d", i > 0 ? " " : "", 1256 config->freq_list[i]); 1257 } 1258 fprintf(f, "\n"); 1259 } 1260 if (config->scan_cur_freq != DEFAULT_SCAN_CUR_FREQ) 1261 fprintf(f, "scan_cur_freq=%d\n", config->scan_cur_freq); 1262 1263 if (config->sched_scan_interval) 1264 fprintf(f, "sched_scan_interval=%u\n", 1265 config->sched_scan_interval); 1266 1267 if (config->external_sim) 1268 fprintf(f, "external_sim=%d\n", config->external_sim); 1269 1270 if (config->tdls_external_control) 1271 fprintf(f, "tdls_external_control=%d\n", 1272 config->tdls_external_control); 1273 1274 if (config->wowlan_triggers) 1275 fprintf(f, "wowlan_triggers=%s\n", 1276 config->wowlan_triggers); 1277 1278 if (config->bgscan) 1279 fprintf(f, "bgscan=\"%s\"\n", config->bgscan); 1280 1281 if (config->p2p_search_delay != DEFAULT_P2P_SEARCH_DELAY) 1282 fprintf(f, "p2p_search_delay=%u\n", 1283 config->p2p_search_delay); 1284 1285 if (config->mac_addr) 1286 fprintf(f, "mac_addr=%d\n", config->mac_addr); 1287 1288 if (config->rand_addr_lifetime != DEFAULT_RAND_ADDR_LIFETIME) 1289 fprintf(f, "rand_addr_lifetime=%u\n", 1290 config->rand_addr_lifetime); 1291 1292 if (config->preassoc_mac_addr) 1293 fprintf(f, "preassoc_mac_addr=%d\n", config->preassoc_mac_addr); 1294 1295 if (config->key_mgmt_offload != DEFAULT_KEY_MGMT_OFFLOAD) 1296 fprintf(f, "key_mgmt_offload=%d\n", config->key_mgmt_offload); 1297 1298 if (config->user_mpm != DEFAULT_USER_MPM) 1299 fprintf(f, "user_mpm=%d\n", config->user_mpm); 1300 1301 if (config->max_peer_links != DEFAULT_MAX_PEER_LINKS) 1302 fprintf(f, "max_peer_links=%d\n", config->max_peer_links); 1303 1304 if (config->cert_in_cb != DEFAULT_CERT_IN_CB) 1305 fprintf(f, "cert_in_cb=%d\n", config->cert_in_cb); 1306 1307 if (config->mesh_max_inactivity != DEFAULT_MESH_MAX_INACTIVITY) 1308 fprintf(f, "mesh_max_inactivity=%d\n", 1309 config->mesh_max_inactivity); 1310 1311 if (config->dot11RSNASAERetransPeriod != 1312 DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD) 1313 fprintf(f, "dot11RSNASAERetransPeriod=%d\n", 1314 config->dot11RSNASAERetransPeriod); 1315 1316 if (config->passive_scan) 1317 fprintf(f, "passive_scan=%d\n", config->passive_scan); 1318 1319 if (config->reassoc_same_bss_optim) 1320 fprintf(f, "reassoc_same_bss_optim=%d\n", 1321 config->reassoc_same_bss_optim); 1322 1323 if (config->wps_priority) 1324 fprintf(f, "wps_priority=%d\n", config->wps_priority); 1325 1326 if (config->wpa_rsc_relaxation != DEFAULT_WPA_RSC_RELAXATION) 1327 fprintf(f, "wpa_rsc_relaxation=%d\n", 1328 config->wpa_rsc_relaxation); 1329 1330 if (config->sched_scan_plans) 1331 fprintf(f, "sched_scan_plans=%s\n", config->sched_scan_plans); 1332 1333 #ifdef CONFIG_MBO 1334 if (config->non_pref_chan) 1335 fprintf(f, "non_pref_chan=%s\n", config->non_pref_chan); 1336 if (config->mbo_cell_capa != DEFAULT_MBO_CELL_CAPA) 1337 fprintf(f, "mbo_cell_capa=%u\n", config->mbo_cell_capa); 1338 #endif /* CONFIG_MBO */ 1339 1340 if (config->gas_address3) 1341 fprintf(f, "gas_address3=%d\n", config->gas_address3); 1342 1343 if (config->ftm_responder) 1344 fprintf(f, "ftm_responder=%d\n", config->ftm_responder); 1345 if (config->ftm_initiator) 1346 fprintf(f, "ftm_initiator=%d\n", config->ftm_initiator); 1347 } 1348 1349 #endif /* CONFIG_NO_CONFIG_WRITE */ 1350 1351 1352 int wpa_config_write(const char *name, struct wpa_config *config) 1353 { 1354 #ifndef CONFIG_NO_CONFIG_WRITE 1355 FILE *f; 1356 struct wpa_ssid *ssid; 1357 struct wpa_cred *cred; 1358 #ifndef CONFIG_NO_CONFIG_BLOBS 1359 struct wpa_config_blob *blob; 1360 #endif /* CONFIG_NO_CONFIG_BLOBS */ 1361 int ret = 0; 1362 const char *orig_name = name; 1363 int tmp_len = os_strlen(name) + 5; /* allow space for .tmp suffix */ 1364 char *tmp_name = os_malloc(tmp_len); 1365 1366 if (tmp_name) { 1367 os_snprintf(tmp_name, tmp_len, "%s.tmp", name); 1368 name = tmp_name; 1369 } 1370 1371 wpa_printf(MSG_DEBUG, "Writing configuration file '%s'", name); 1372 1373 f = fopen(name, "w"); 1374 if (f == NULL) { 1375 wpa_printf(MSG_DEBUG, "Failed to open '%s' for writing", name); 1376 os_free(tmp_name); 1377 return -1; 1378 } 1379 1380 wpa_config_write_global(f, config); 1381 1382 for (cred = config->cred; cred; cred = cred->next) { 1383 if (cred->temporary) 1384 continue; 1385 fprintf(f, "\ncred={\n"); 1386 wpa_config_write_cred(f, cred); 1387 fprintf(f, "}\n"); 1388 } 1389 1390 for (ssid = config->ssid; ssid; ssid = ssid->next) { 1391 if (ssid->key_mgmt == WPA_KEY_MGMT_WPS || ssid->temporary) 1392 continue; /* do not save temporary networks */ 1393 if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt) && !ssid->psk_set && 1394 !ssid->passphrase) 1395 continue; /* do not save invalid network */ 1396 fprintf(f, "\nnetwork={\n"); 1397 wpa_config_write_network(f, ssid); 1398 fprintf(f, "}\n"); 1399 } 1400 1401 #ifndef CONFIG_NO_CONFIG_BLOBS 1402 for (blob = config->blobs; blob; blob = blob->next) { 1403 ret = wpa_config_write_blob(f, blob); 1404 if (ret) 1405 break; 1406 } 1407 #endif /* CONFIG_NO_CONFIG_BLOBS */ 1408 1409 os_fdatasync(f); 1410 1411 fclose(f); 1412 1413 if (tmp_name) { 1414 int chmod_ret = 0; 1415 1416 #ifdef ANDROID 1417 chmod_ret = chmod(tmp_name, 1418 S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP); 1419 #endif /* ANDROID */ 1420 if (chmod_ret != 0 || rename(tmp_name, orig_name) != 0) 1421 ret = -1; 1422 1423 os_free(tmp_name); 1424 } 1425 1426 wpa_printf(MSG_DEBUG, "Configuration file '%s' written %ssuccessfully", 1427 orig_name, ret ? "un" : ""); 1428 return ret; 1429 #else /* CONFIG_NO_CONFIG_WRITE */ 1430 return -1; 1431 #endif /* CONFIG_NO_CONFIG_WRITE */ 1432 } 1433