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SAE: Add support for using the optional Password Identifier
[thirdparty/hostap.git] / wpa_supplicant / config_file.c
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 "common/ieee802_1x_defs.h"
23 #include "p2p/p2p.h"
24 #include "eap_peer/eap_methods.h"
25 #include "eap_peer/eap.h"
26
27
28 static int newline_terminated(const char *buf, size_t buflen)
29 {
30 size_t len = os_strlen(buf);
31 if (len == 0)
32 return 0;
33 if (len == buflen - 1 && buf[buflen - 1] != '\r' &&
34 buf[len - 1] != '\n')
35 return 0;
36 return 1;
37 }
38
39
40 static void skip_line_end(FILE *stream)
41 {
42 char buf[100];
43 while (fgets(buf, sizeof(buf), stream)) {
44 buf[sizeof(buf) - 1] = '\0';
45 if (newline_terminated(buf, sizeof(buf)))
46 return;
47 }
48 }
49
50
51 /**
52 * wpa_config_get_line - Read the next configuration file line
53 * @s: Buffer for the line
54 * @size: The buffer length
55 * @stream: File stream to read from
56 * @line: Pointer to a variable storing the file line number
57 * @_pos: Buffer for the pointer to the beginning of data on the text line or
58 * %NULL if not needed (returned value used instead)
59 * Returns: Pointer to the beginning of data on the text line or %NULL if no
60 * more text lines are available.
61 *
62 * This function reads the next non-empty line from the configuration file and
63 * removes comments. The returned string is guaranteed to be null-terminated.
64 */
65 static char * wpa_config_get_line(char *s, int size, FILE *stream, int *line,
66 char **_pos)
67 {
68 char *pos, *end, *sstart;
69
70 while (fgets(s, size, stream)) {
71 (*line)++;
72 s[size - 1] = '\0';
73 if (!newline_terminated(s, size)) {
74 /*
75 * The line was truncated - skip rest of it to avoid
76 * confusing error messages.
77 */
78 wpa_printf(MSG_INFO, "Long line in configuration file "
79 "truncated");
80 skip_line_end(stream);
81 }
82 pos = s;
83
84 /* Skip white space from the beginning of line. */
85 while (*pos == ' ' || *pos == '\t' || *pos == '\r')
86 pos++;
87
88 /* Skip comment lines and empty lines */
89 if (*pos == '#' || *pos == '\n' || *pos == '\0')
90 continue;
91
92 /*
93 * Remove # comments unless they are within a double quoted
94 * string.
95 */
96 sstart = os_strchr(pos, '"');
97 if (sstart)
98 sstart = os_strrchr(sstart + 1, '"');
99 if (!sstart)
100 sstart = pos;
101 end = os_strchr(sstart, '#');
102 if (end)
103 *end-- = '\0';
104 else
105 end = pos + os_strlen(pos) - 1;
106
107 /* Remove trailing white space. */
108 while (end > pos &&
109 (*end == '\n' || *end == ' ' || *end == '\t' ||
110 *end == '\r'))
111 *end-- = '\0';
112
113 if (*pos == '\0')
114 continue;
115
116 if (_pos)
117 *_pos = pos;
118 return pos;
119 }
120
121 if (_pos)
122 *_pos = NULL;
123 return NULL;
124 }
125
126
127 static int wpa_config_validate_network(struct wpa_ssid *ssid, int line)
128 {
129 int errors = 0;
130
131 if (ssid->passphrase) {
132 if (ssid->psk_set) {
133 wpa_printf(MSG_ERROR, "Line %d: both PSK and "
134 "passphrase configured.", line);
135 errors++;
136 }
137 wpa_config_update_psk(ssid);
138 }
139
140 if (ssid->disabled == 2)
141 ssid->p2p_persistent_group = 1;
142
143 if ((ssid->group_cipher & WPA_CIPHER_CCMP) &&
144 !(ssid->pairwise_cipher & (WPA_CIPHER_CCMP | WPA_CIPHER_CCMP_256 |
145 WPA_CIPHER_GCMP | WPA_CIPHER_GCMP_256 |
146 WPA_CIPHER_NONE))) {
147 /* Group cipher cannot be stronger than the pairwise cipher. */
148 wpa_printf(MSG_DEBUG, "Line %d: removed CCMP from group cipher"
149 " list since it was not allowed for pairwise "
150 "cipher", line);
151 ssid->group_cipher &= ~WPA_CIPHER_CCMP;
152 }
153
154 if (ssid->mode == WPAS_MODE_MESH &&
155 (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
156 ssid->key_mgmt != WPA_KEY_MGMT_SAE)) {
157 wpa_printf(MSG_ERROR,
158 "Line %d: key_mgmt for mesh network should be open or SAE",
159 line);
160 errors++;
161 }
162
163 return errors;
164 }
165
166
167 static struct wpa_ssid * wpa_config_read_network(FILE *f, int *line, int id)
168 {
169 struct wpa_ssid *ssid;
170 int errors = 0, end = 0;
171 char buf[2000], *pos, *pos2;
172
173 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new network block",
174 *line);
175 ssid = os_zalloc(sizeof(*ssid));
176 if (ssid == NULL)
177 return NULL;
178 dl_list_init(&ssid->psk_list);
179 ssid->id = id;
180
181 wpa_config_set_network_defaults(ssid);
182
183 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
184 if (os_strcmp(pos, "}") == 0) {
185 end = 1;
186 break;
187 }
188
189 pos2 = os_strchr(pos, '=');
190 if (pos2 == NULL) {
191 wpa_printf(MSG_ERROR, "Line %d: Invalid SSID line "
192 "'%s'.", *line, pos);
193 errors++;
194 continue;
195 }
196
197 *pos2++ = '\0';
198 if (*pos2 == '"') {
199 if (os_strchr(pos2 + 1, '"') == NULL) {
200 wpa_printf(MSG_ERROR, "Line %d: invalid "
201 "quotation '%s'.", *line, pos2);
202 errors++;
203 continue;
204 }
205 }
206
207 if (wpa_config_set(ssid, pos, pos2, *line) < 0)
208 errors++;
209 }
210
211 if (!end) {
212 wpa_printf(MSG_ERROR, "Line %d: network block was not "
213 "terminated properly.", *line);
214 errors++;
215 }
216
217 errors += wpa_config_validate_network(ssid, *line);
218
219 if (errors) {
220 wpa_config_free_ssid(ssid);
221 ssid = NULL;
222 }
223
224 return ssid;
225 }
226
227
228 static struct wpa_cred * wpa_config_read_cred(FILE *f, int *line, int id)
229 {
230 struct wpa_cred *cred;
231 int errors = 0, end = 0;
232 char buf[256], *pos, *pos2;
233
234 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new cred block", *line);
235 cred = os_zalloc(sizeof(*cred));
236 if (cred == NULL)
237 return NULL;
238 cred->id = id;
239 cred->sim_num = DEFAULT_USER_SELECTED_SIM;
240
241 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
242 if (os_strcmp(pos, "}") == 0) {
243 end = 1;
244 break;
245 }
246
247 pos2 = os_strchr(pos, '=');
248 if (pos2 == NULL) {
249 wpa_printf(MSG_ERROR, "Line %d: Invalid cred line "
250 "'%s'.", *line, pos);
251 errors++;
252 continue;
253 }
254
255 *pos2++ = '\0';
256 if (*pos2 == '"') {
257 if (os_strchr(pos2 + 1, '"') == NULL) {
258 wpa_printf(MSG_ERROR, "Line %d: invalid "
259 "quotation '%s'.", *line, pos2);
260 errors++;
261 continue;
262 }
263 }
264
265 if (wpa_config_set_cred(cred, pos, pos2, *line) < 0)
266 errors++;
267 }
268
269 if (!end) {
270 wpa_printf(MSG_ERROR, "Line %d: cred block was not "
271 "terminated properly.", *line);
272 errors++;
273 }
274
275 if (errors) {
276 wpa_config_free_cred(cred);
277 cred = NULL;
278 }
279
280 return cred;
281 }
282
283
284 #ifndef CONFIG_NO_CONFIG_BLOBS
285 static struct wpa_config_blob * wpa_config_read_blob(FILE *f, int *line,
286 const char *name)
287 {
288 struct wpa_config_blob *blob;
289 char buf[256], *pos;
290 unsigned char *encoded = NULL, *nencoded;
291 int end = 0;
292 size_t encoded_len = 0, len;
293
294 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new named blob '%s'",
295 *line, name);
296
297 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
298 if (os_strcmp(pos, "}") == 0) {
299 end = 1;
300 break;
301 }
302
303 len = os_strlen(pos);
304 nencoded = os_realloc(encoded, encoded_len + len);
305 if (nencoded == NULL) {
306 wpa_printf(MSG_ERROR, "Line %d: not enough memory for "
307 "blob", *line);
308 os_free(encoded);
309 return NULL;
310 }
311 encoded = nencoded;
312 os_memcpy(encoded + encoded_len, pos, len);
313 encoded_len += len;
314 }
315
316 if (!end || !encoded) {
317 wpa_printf(MSG_ERROR, "Line %d: blob was not terminated "
318 "properly", *line);
319 os_free(encoded);
320 return NULL;
321 }
322
323 blob = os_zalloc(sizeof(*blob));
324 if (blob == NULL) {
325 os_free(encoded);
326 return NULL;
327 }
328 blob->name = os_strdup(name);
329 blob->data = base64_decode(encoded, encoded_len, &blob->len);
330 os_free(encoded);
331
332 if (blob->name == NULL || blob->data == NULL) {
333 wpa_config_free_blob(blob);
334 return NULL;
335 }
336
337 return blob;
338 }
339
340
341 static int wpa_config_process_blob(struct wpa_config *config, FILE *f,
342 int *line, char *bname)
343 {
344 char *name_end;
345 struct wpa_config_blob *blob;
346
347 name_end = os_strchr(bname, '=');
348 if (name_end == NULL) {
349 wpa_printf(MSG_ERROR, "Line %d: no blob name terminator",
350 *line);
351 return -1;
352 }
353 *name_end = '\0';
354
355 blob = wpa_config_read_blob(f, line, bname);
356 if (blob == NULL) {
357 wpa_printf(MSG_ERROR, "Line %d: failed to read blob %s",
358 *line, bname);
359 return -1;
360 }
361 wpa_config_set_blob(config, blob);
362 return 0;
363 }
364 #endif /* CONFIG_NO_CONFIG_BLOBS */
365
366
367 struct wpa_config * wpa_config_read(const char *name, struct wpa_config *cfgp)
368 {
369 FILE *f;
370 char buf[512], *pos;
371 int errors = 0, line = 0;
372 struct wpa_ssid *ssid, *tail, *head;
373 struct wpa_cred *cred, *cred_tail, *cred_head;
374 struct wpa_config *config;
375 int id = 0;
376 int cred_id = 0;
377
378 if (name == NULL)
379 return NULL;
380 if (cfgp)
381 config = cfgp;
382 else
383 config = wpa_config_alloc_empty(NULL, NULL);
384 if (config == NULL) {
385 wpa_printf(MSG_ERROR, "Failed to allocate config file "
386 "structure");
387 return NULL;
388 }
389 tail = head = config->ssid;
390 while (tail && tail->next)
391 tail = tail->next;
392 cred_tail = cred_head = config->cred;
393 while (cred_tail && cred_tail->next)
394 cred_tail = cred_tail->next;
395
396 wpa_printf(MSG_DEBUG, "Reading configuration file '%s'", name);
397 f = fopen(name, "r");
398 if (f == NULL) {
399 wpa_printf(MSG_ERROR, "Failed to open config file '%s', "
400 "error: %s", name, strerror(errno));
401 if (config != cfgp)
402 os_free(config);
403 return NULL;
404 }
405
406 while (wpa_config_get_line(buf, sizeof(buf), f, &line, &pos)) {
407 if (os_strcmp(pos, "network={") == 0) {
408 ssid = wpa_config_read_network(f, &line, id++);
409 if (ssid == NULL) {
410 wpa_printf(MSG_ERROR, "Line %d: failed to "
411 "parse network block.", line);
412 errors++;
413 continue;
414 }
415 if (head == NULL) {
416 head = tail = ssid;
417 } else {
418 tail->next = ssid;
419 tail = ssid;
420 }
421 if (wpa_config_add_prio_network(config, ssid)) {
422 wpa_printf(MSG_ERROR, "Line %d: failed to add "
423 "network block to priority list.",
424 line);
425 errors++;
426 continue;
427 }
428 } else if (os_strcmp(pos, "cred={") == 0) {
429 cred = wpa_config_read_cred(f, &line, cred_id++);
430 if (cred == NULL) {
431 wpa_printf(MSG_ERROR, "Line %d: failed to "
432 "parse cred block.", line);
433 errors++;
434 continue;
435 }
436 if (cred_head == NULL) {
437 cred_head = cred_tail = cred;
438 } else {
439 cred_tail->next = cred;
440 cred_tail = cred;
441 }
442 #ifndef CONFIG_NO_CONFIG_BLOBS
443 } else if (os_strncmp(pos, "blob-base64-", 12) == 0) {
444 if (wpa_config_process_blob(config, f, &line, pos + 12)
445 < 0) {
446 wpa_printf(MSG_ERROR, "Line %d: failed to "
447 "process blob.", line);
448 errors++;
449 continue;
450 }
451 #endif /* CONFIG_NO_CONFIG_BLOBS */
452 } else if (wpa_config_process_global(config, pos, line) < 0) {
453 wpa_printf(MSG_ERROR, "Line %d: Invalid configuration "
454 "line '%s'.", line, pos);
455 errors++;
456 continue;
457 }
458 }
459
460 fclose(f);
461
462 config->ssid = head;
463 wpa_config_debug_dump_networks(config);
464 config->cred = cred_head;
465
466 #ifndef WPA_IGNORE_CONFIG_ERRORS
467 if (errors) {
468 if (config != cfgp)
469 wpa_config_free(config);
470 config = NULL;
471 head = NULL;
472 }
473 #endif /* WPA_IGNORE_CONFIG_ERRORS */
474
475 return config;
476 }
477
478
479 #ifndef CONFIG_NO_CONFIG_WRITE
480
481 static void write_str(FILE *f, const char *field, struct wpa_ssid *ssid)
482 {
483 char *value = wpa_config_get(ssid, field);
484 if (value == NULL)
485 return;
486 fprintf(f, "\t%s=%s\n", field, value);
487 os_free(value);
488 }
489
490
491 static void write_int(FILE *f, const char *field, int value, int def)
492 {
493 if (value == def)
494 return;
495 fprintf(f, "\t%s=%d\n", field, value);
496 }
497
498
499 static void write_bssid(FILE *f, struct wpa_ssid *ssid)
500 {
501 char *value = wpa_config_get(ssid, "bssid");
502 if (value == NULL)
503 return;
504 fprintf(f, "\tbssid=%s\n", value);
505 os_free(value);
506 }
507
508
509 static void write_bssid_hint(FILE *f, struct wpa_ssid *ssid)
510 {
511 char *value = wpa_config_get(ssid, "bssid_hint");
512
513 if (!value)
514 return;
515 fprintf(f, "\tbssid_hint=%s\n", value);
516 os_free(value);
517 }
518
519
520 static void write_psk(FILE *f, struct wpa_ssid *ssid)
521 {
522 char *value;
523
524 if (ssid->mem_only_psk)
525 return;
526
527 value = wpa_config_get(ssid, "psk");
528 if (value == NULL)
529 return;
530 fprintf(f, "\tpsk=%s\n", value);
531 os_free(value);
532 }
533
534
535 static void write_proto(FILE *f, struct wpa_ssid *ssid)
536 {
537 char *value;
538
539 if (ssid->proto == DEFAULT_PROTO)
540 return;
541
542 value = wpa_config_get(ssid, "proto");
543 if (value == NULL)
544 return;
545 if (value[0])
546 fprintf(f, "\tproto=%s\n", value);
547 os_free(value);
548 }
549
550
551 static void write_key_mgmt(FILE *f, struct wpa_ssid *ssid)
552 {
553 char *value;
554
555 if (ssid->key_mgmt == DEFAULT_KEY_MGMT)
556 return;
557
558 value = wpa_config_get(ssid, "key_mgmt");
559 if (value == NULL)
560 return;
561 if (value[0])
562 fprintf(f, "\tkey_mgmt=%s\n", value);
563 os_free(value);
564 }
565
566
567 static void write_pairwise(FILE *f, struct wpa_ssid *ssid)
568 {
569 char *value;
570
571 if (ssid->pairwise_cipher == DEFAULT_PAIRWISE)
572 return;
573
574 value = wpa_config_get(ssid, "pairwise");
575 if (value == NULL)
576 return;
577 if (value[0])
578 fprintf(f, "\tpairwise=%s\n", value);
579 os_free(value);
580 }
581
582
583 static void write_group(FILE *f, struct wpa_ssid *ssid)
584 {
585 char *value;
586
587 if (ssid->group_cipher == DEFAULT_GROUP)
588 return;
589
590 value = wpa_config_get(ssid, "group");
591 if (value == NULL)
592 return;
593 if (value[0])
594 fprintf(f, "\tgroup=%s\n", value);
595 os_free(value);
596 }
597
598
599 static void write_group_mgmt(FILE *f, struct wpa_ssid *ssid)
600 {
601 char *value;
602
603 if (!ssid->group_mgmt_cipher)
604 return;
605
606 value = wpa_config_get(ssid, "group_mgmt");
607 if (!value)
608 return;
609 if (value[0])
610 fprintf(f, "\tgroup_mgmt=%s\n", value);
611 os_free(value);
612 }
613
614
615 static void write_auth_alg(FILE *f, struct wpa_ssid *ssid)
616 {
617 char *value;
618
619 if (ssid->auth_alg == 0)
620 return;
621
622 value = wpa_config_get(ssid, "auth_alg");
623 if (value == NULL)
624 return;
625 if (value[0])
626 fprintf(f, "\tauth_alg=%s\n", value);
627 os_free(value);
628 }
629
630
631 #ifdef IEEE8021X_EAPOL
632 static void write_eap(FILE *f, struct wpa_ssid *ssid)
633 {
634 char *value;
635
636 value = wpa_config_get(ssid, "eap");
637 if (value == NULL)
638 return;
639
640 if (value[0])
641 fprintf(f, "\teap=%s\n", value);
642 os_free(value);
643 }
644 #endif /* IEEE8021X_EAPOL */
645
646
647 static void write_wep_key(FILE *f, int idx, struct wpa_ssid *ssid)
648 {
649 char field[20], *value;
650 int res;
651
652 res = os_snprintf(field, sizeof(field), "wep_key%d", idx);
653 if (os_snprintf_error(sizeof(field), res))
654 return;
655 value = wpa_config_get(ssid, field);
656 if (value) {
657 fprintf(f, "\t%s=%s\n", field, value);
658 os_free(value);
659 }
660 }
661
662
663 #ifdef CONFIG_P2P
664
665 static void write_go_p2p_dev_addr(FILE *f, struct wpa_ssid *ssid)
666 {
667 char *value = wpa_config_get(ssid, "go_p2p_dev_addr");
668 if (value == NULL)
669 return;
670 fprintf(f, "\tgo_p2p_dev_addr=%s\n", value);
671 os_free(value);
672 }
673
674 static void write_p2p_client_list(FILE *f, struct wpa_ssid *ssid)
675 {
676 char *value = wpa_config_get(ssid, "p2p_client_list");
677 if (value == NULL)
678 return;
679 fprintf(f, "\tp2p_client_list=%s\n", value);
680 os_free(value);
681 }
682
683
684 static void write_psk_list(FILE *f, struct wpa_ssid *ssid)
685 {
686 struct psk_list_entry *psk;
687 char hex[32 * 2 + 1];
688
689 dl_list_for_each(psk, &ssid->psk_list, struct psk_list_entry, list) {
690 wpa_snprintf_hex(hex, sizeof(hex), psk->psk, sizeof(psk->psk));
691 fprintf(f, "\tpsk_list=%s" MACSTR "-%s\n",
692 psk->p2p ? "P2P-" : "", MAC2STR(psk->addr), hex);
693 }
694 }
695
696 #endif /* CONFIG_P2P */
697
698
699 #ifdef CONFIG_MACSEC
700
701 static void write_mka_cak(FILE *f, struct wpa_ssid *ssid)
702 {
703 char *value;
704
705 if (!(ssid->mka_psk_set & MKA_PSK_SET_CAK))
706 return;
707
708 value = wpa_config_get(ssid, "mka_cak");
709 if (!value)
710 return;
711 fprintf(f, "\tmka_cak=%s\n", value);
712 os_free(value);
713 }
714
715
716 static void write_mka_ckn(FILE *f, struct wpa_ssid *ssid)
717 {
718 char *value;
719
720 if (!(ssid->mka_psk_set & MKA_PSK_SET_CKN))
721 return;
722
723 value = wpa_config_get(ssid, "mka_ckn");
724 if (!value)
725 return;
726 fprintf(f, "\tmka_ckn=%s\n", value);
727 os_free(value);
728 }
729
730 #endif /* CONFIG_MACSEC */
731
732
733 static void wpa_config_write_network(FILE *f, struct wpa_ssid *ssid)
734 {
735 int i;
736
737 #define STR(t) write_str(f, #t, ssid)
738 #define INT(t) write_int(f, #t, ssid->t, 0)
739 #define INTe(t) write_int(f, #t, ssid->eap.t, 0)
740 #define INT_DEF(t, def) write_int(f, #t, ssid->t, def)
741 #define INT_DEFe(t, def) write_int(f, #t, ssid->eap.t, def)
742
743 STR(ssid);
744 INT(scan_ssid);
745 write_bssid(f, ssid);
746 write_bssid_hint(f, ssid);
747 write_str(f, "bssid_blacklist", ssid);
748 write_str(f, "bssid_whitelist", ssid);
749 write_psk(f, ssid);
750 INT(mem_only_psk);
751 STR(sae_password);
752 STR(sae_password_id);
753 write_proto(f, ssid);
754 write_key_mgmt(f, ssid);
755 INT_DEF(bg_scan_period, DEFAULT_BG_SCAN_PERIOD);
756 write_pairwise(f, ssid);
757 write_group(f, ssid);
758 write_group_mgmt(f, ssid);
759 write_auth_alg(f, ssid);
760 STR(bgscan);
761 STR(autoscan);
762 STR(scan_freq);
763 #ifdef IEEE8021X_EAPOL
764 write_eap(f, ssid);
765 STR(identity);
766 STR(anonymous_identity);
767 STR(imsi_identity);
768 STR(password);
769 STR(ca_cert);
770 STR(ca_path);
771 STR(client_cert);
772 STR(private_key);
773 STR(private_key_passwd);
774 STR(dh_file);
775 STR(subject_match);
776 STR(altsubject_match);
777 STR(domain_suffix_match);
778 STR(domain_match);
779 STR(ca_cert2);
780 STR(ca_path2);
781 STR(client_cert2);
782 STR(private_key2);
783 STR(private_key2_passwd);
784 STR(dh_file2);
785 STR(subject_match2);
786 STR(altsubject_match2);
787 STR(domain_suffix_match2);
788 STR(domain_match2);
789 STR(phase1);
790 STR(phase2);
791 STR(pcsc);
792 STR(pin);
793 STR(engine_id);
794 STR(key_id);
795 STR(cert_id);
796 STR(ca_cert_id);
797 STR(key2_id);
798 STR(pin2);
799 STR(engine2_id);
800 STR(cert2_id);
801 STR(ca_cert2_id);
802 INTe(engine);
803 INTe(engine2);
804 INT_DEF(eapol_flags, DEFAULT_EAPOL_FLAGS);
805 STR(openssl_ciphers);
806 INTe(erp);
807 #endif /* IEEE8021X_EAPOL */
808 for (i = 0; i < 4; i++)
809 write_wep_key(f, i, ssid);
810 INT(wep_tx_keyidx);
811 INT(priority);
812 #ifdef IEEE8021X_EAPOL
813 INT_DEF(eap_workaround, DEFAULT_EAP_WORKAROUND);
814 STR(pac_file);
815 INT_DEFe(fragment_size, DEFAULT_FRAGMENT_SIZE);
816 INTe(ocsp);
817 INT_DEFe(sim_num, DEFAULT_USER_SELECTED_SIM);
818 #endif /* IEEE8021X_EAPOL */
819 INT(mode);
820 INT(no_auto_peer);
821 INT(frequency);
822 INT(fixed_freq);
823 #ifdef CONFIG_ACS
824 INT(acs);
825 #endif /* CONFIG_ACS */
826 write_int(f, "proactive_key_caching", ssid->proactive_key_caching, -1);
827 INT(disabled);
828 INT(mixed_cell);
829 INT(vht);
830 INT_DEF(ht, 1);
831 INT(ht40);
832 INT(max_oper_chwidth);
833 INT(vht_center_freq1);
834 INT(vht_center_freq2);
835 INT(pbss);
836 INT(wps_disabled);
837 INT(fils_dh_group);
838 #ifdef CONFIG_IEEE80211W
839 write_int(f, "ieee80211w", ssid->ieee80211w,
840 MGMT_FRAME_PROTECTION_DEFAULT);
841 #endif /* CONFIG_IEEE80211W */
842 STR(id_str);
843 #ifdef CONFIG_P2P
844 write_go_p2p_dev_addr(f, ssid);
845 write_p2p_client_list(f, ssid);
846 write_psk_list(f, ssid);
847 #endif /* CONFIG_P2P */
848 INT(ap_max_inactivity);
849 INT(dtim_period);
850 INT(beacon_int);
851 #ifdef CONFIG_MACSEC
852 INT(macsec_policy);
853 write_mka_cak(f, ssid);
854 write_mka_ckn(f, ssid);
855 INT(macsec_integ_only);
856 INT(macsec_port);
857 INT_DEF(mka_priority, DEFAULT_PRIO_NOT_KEY_SERVER);
858 #endif /* CONFIG_MACSEC */
859 #ifdef CONFIG_HS20
860 INT(update_identifier);
861 STR(roaming_consortium_selection);
862 #endif /* CONFIG_HS20 */
863 write_int(f, "mac_addr", ssid->mac_addr, -1);
864 #ifdef CONFIG_MESH
865 STR(mesh_basic_rates);
866 INT_DEF(dot11MeshMaxRetries, DEFAULT_MESH_MAX_RETRIES);
867 INT_DEF(dot11MeshRetryTimeout, DEFAULT_MESH_RETRY_TIMEOUT);
868 INT_DEF(dot11MeshConfirmTimeout, DEFAULT_MESH_CONFIRM_TIMEOUT);
869 INT_DEF(dot11MeshHoldingTimeout, DEFAULT_MESH_HOLDING_TIMEOUT);
870 INT_DEF(mesh_rssi_threshold, DEFAULT_MESH_RSSI_THRESHOLD);
871 #endif /* CONFIG_MESH */
872 INT(wpa_ptk_rekey);
873 INT(group_rekey);
874 INT(ignore_broadcast_ssid);
875 #ifdef CONFIG_DPP
876 STR(dpp_connector);
877 STR(dpp_netaccesskey);
878 INT(dpp_netaccesskey_expiry);
879 STR(dpp_csign);
880 #endif /* CONFIG_DPP */
881 INT(owe_group);
882 INT(owe_only);
883 #ifdef CONFIG_HT_OVERRIDES
884 INT_DEF(disable_ht, DEFAULT_DISABLE_HT);
885 INT_DEF(disable_ht40, DEFAULT_DISABLE_HT40);
886 INT_DEF(disable_sgi, DEFAULT_DISABLE_SGI);
887 INT_DEF(disable_ldpc, DEFAULT_DISABLE_LDPC);
888 INT(ht40_intolerant);
889 INT_DEF(disable_max_amsdu, DEFAULT_DISABLE_MAX_AMSDU);
890 INT_DEF(ampdu_factor, DEFAULT_AMPDU_FACTOR);
891 INT_DEF(ampdu_density, DEFAULT_AMPDU_DENSITY);
892 STR(ht_mcs);
893 #endif /* CONFIG_HT_OVERRIDES */
894 #ifdef CONFIG_VHT_OVERRIDES
895 INT(disable_vht);
896 INT(vht_capa);
897 INT(vht_capa_mask);
898 INT_DEF(vht_rx_mcs_nss_1, -1);
899 INT_DEF(vht_rx_mcs_nss_2, -1);
900 INT_DEF(vht_rx_mcs_nss_3, -1);
901 INT_DEF(vht_rx_mcs_nss_4, -1);
902 INT_DEF(vht_rx_mcs_nss_5, -1);
903 INT_DEF(vht_rx_mcs_nss_6, -1);
904 INT_DEF(vht_rx_mcs_nss_7, -1);
905 INT_DEF(vht_rx_mcs_nss_8, -1);
906 INT_DEF(vht_tx_mcs_nss_1, -1);
907 INT_DEF(vht_tx_mcs_nss_2, -1);
908 INT_DEF(vht_tx_mcs_nss_3, -1);
909 INT_DEF(vht_tx_mcs_nss_4, -1);
910 INT_DEF(vht_tx_mcs_nss_5, -1);
911 INT_DEF(vht_tx_mcs_nss_6, -1);
912 INT_DEF(vht_tx_mcs_nss_7, -1);
913 INT_DEF(vht_tx_mcs_nss_8, -1);
914 #endif /* CONFIG_VHT_OVERRIDES */
915
916 #undef STR
917 #undef INT
918 #undef INT_DEF
919 }
920
921
922 static void wpa_config_write_cred(FILE *f, struct wpa_cred *cred)
923 {
924 size_t i;
925
926 if (cred->priority)
927 fprintf(f, "\tpriority=%d\n", cred->priority);
928 if (cred->pcsc)
929 fprintf(f, "\tpcsc=%d\n", cred->pcsc);
930 if (cred->realm)
931 fprintf(f, "\trealm=\"%s\"\n", cred->realm);
932 if (cred->username)
933 fprintf(f, "\tusername=\"%s\"\n", cred->username);
934 if (cred->password && cred->ext_password)
935 fprintf(f, "\tpassword=ext:%s\n", cred->password);
936 else if (cred->password)
937 fprintf(f, "\tpassword=\"%s\"\n", cred->password);
938 if (cred->ca_cert)
939 fprintf(f, "\tca_cert=\"%s\"\n", cred->ca_cert);
940 if (cred->client_cert)
941 fprintf(f, "\tclient_cert=\"%s\"\n", cred->client_cert);
942 if (cred->private_key)
943 fprintf(f, "\tprivate_key=\"%s\"\n", cred->private_key);
944 if (cred->private_key_passwd)
945 fprintf(f, "\tprivate_key_passwd=\"%s\"\n",
946 cred->private_key_passwd);
947 if (cred->imsi)
948 fprintf(f, "\timsi=\"%s\"\n", cred->imsi);
949 if (cred->milenage)
950 fprintf(f, "\tmilenage=\"%s\"\n", cred->milenage);
951 for (i = 0; i < cred->num_domain; i++)
952 fprintf(f, "\tdomain=\"%s\"\n", cred->domain[i]);
953 if (cred->domain_suffix_match)
954 fprintf(f, "\tdomain_suffix_match=\"%s\"\n",
955 cred->domain_suffix_match);
956 if (cred->roaming_consortium_len) {
957 fprintf(f, "\troaming_consortium=");
958 for (i = 0; i < cred->roaming_consortium_len; i++)
959 fprintf(f, "%02x", cred->roaming_consortium[i]);
960 fprintf(f, "\n");
961 }
962 if (cred->eap_method) {
963 const char *name;
964 name = eap_get_name(cred->eap_method[0].vendor,
965 cred->eap_method[0].method);
966 if (name)
967 fprintf(f, "\teap=%s\n", name);
968 }
969 if (cred->phase1)
970 fprintf(f, "\tphase1=\"%s\"\n", cred->phase1);
971 if (cred->phase2)
972 fprintf(f, "\tphase2=\"%s\"\n", cred->phase2);
973 if (cred->excluded_ssid) {
974 size_t j;
975 for (i = 0; i < cred->num_excluded_ssid; i++) {
976 struct excluded_ssid *e = &cred->excluded_ssid[i];
977 fprintf(f, "\texcluded_ssid=");
978 for (j = 0; j < e->ssid_len; j++)
979 fprintf(f, "%02x", e->ssid[j]);
980 fprintf(f, "\n");
981 }
982 }
983 if (cred->roaming_partner) {
984 for (i = 0; i < cred->num_roaming_partner; i++) {
985 struct roaming_partner *p = &cred->roaming_partner[i];
986 fprintf(f, "\troaming_partner=\"%s,%d,%u,%s\"\n",
987 p->fqdn, p->exact_match, p->priority,
988 p->country);
989 }
990 }
991 if (cred->update_identifier)
992 fprintf(f, "\tupdate_identifier=%d\n", cred->update_identifier);
993
994 if (cred->provisioning_sp)
995 fprintf(f, "\tprovisioning_sp=\"%s\"\n", cred->provisioning_sp);
996 if (cred->sp_priority)
997 fprintf(f, "\tsp_priority=%d\n", cred->sp_priority);
998
999 if (cred->min_dl_bandwidth_home)
1000 fprintf(f, "\tmin_dl_bandwidth_home=%u\n",
1001 cred->min_dl_bandwidth_home);
1002 if (cred->min_ul_bandwidth_home)
1003 fprintf(f, "\tmin_ul_bandwidth_home=%u\n",
1004 cred->min_ul_bandwidth_home);
1005 if (cred->min_dl_bandwidth_roaming)
1006 fprintf(f, "\tmin_dl_bandwidth_roaming=%u\n",
1007 cred->min_dl_bandwidth_roaming);
1008 if (cred->min_ul_bandwidth_roaming)
1009 fprintf(f, "\tmin_ul_bandwidth_roaming=%u\n",
1010 cred->min_ul_bandwidth_roaming);
1011
1012 if (cred->max_bss_load)
1013 fprintf(f, "\tmax_bss_load=%u\n",
1014 cred->max_bss_load);
1015
1016 if (cred->ocsp)
1017 fprintf(f, "\tocsp=%d\n", cred->ocsp);
1018
1019 if (cred->num_req_conn_capab) {
1020 for (i = 0; i < cred->num_req_conn_capab; i++) {
1021 int *ports;
1022
1023 fprintf(f, "\treq_conn_capab=%u",
1024 cred->req_conn_capab_proto[i]);
1025 ports = cred->req_conn_capab_port[i];
1026 if (ports) {
1027 int j;
1028 for (j = 0; ports[j] != -1; j++) {
1029 fprintf(f, "%s%d", j > 0 ? "," : ":",
1030 ports[j]);
1031 }
1032 }
1033 fprintf(f, "\n");
1034 }
1035 }
1036
1037 if (cred->required_roaming_consortium_len) {
1038 fprintf(f, "\trequired_roaming_consortium=");
1039 for (i = 0; i < cred->required_roaming_consortium_len; i++)
1040 fprintf(f, "%02x",
1041 cred->required_roaming_consortium[i]);
1042 fprintf(f, "\n");
1043 }
1044
1045 if (cred->num_roaming_consortiums) {
1046 size_t j;
1047
1048 fprintf(f, "\troaming_consortiums=\"");
1049 for (i = 0; i < cred->num_roaming_consortiums; i++) {
1050 if (i > 0)
1051 fprintf(f, ",");
1052 for (j = 0; j < cred->roaming_consortiums_len[i]; j++)
1053 fprintf(f, "%02x",
1054 cred->roaming_consortiums[i][j]);
1055 }
1056 fprintf(f, "\"\n");
1057 }
1058
1059 if (cred->sim_num != DEFAULT_USER_SELECTED_SIM)
1060 fprintf(f, "\tsim_num=%d\n", cred->sim_num);
1061 }
1062
1063
1064 #ifndef CONFIG_NO_CONFIG_BLOBS
1065 static int wpa_config_write_blob(FILE *f, struct wpa_config_blob *blob)
1066 {
1067 unsigned char *encoded;
1068
1069 encoded = base64_encode(blob->data, blob->len, NULL);
1070 if (encoded == NULL)
1071 return -1;
1072
1073 fprintf(f, "\nblob-base64-%s={\n%s}\n", blob->name, encoded);
1074 os_free(encoded);
1075 return 0;
1076 }
1077 #endif /* CONFIG_NO_CONFIG_BLOBS */
1078
1079
1080 static void write_global_bin(FILE *f, const char *field,
1081 const struct wpabuf *val)
1082 {
1083 size_t i;
1084 const u8 *pos;
1085
1086 if (val == NULL)
1087 return;
1088
1089 fprintf(f, "%s=", field);
1090 pos = wpabuf_head(val);
1091 for (i = 0; i < wpabuf_len(val); i++)
1092 fprintf(f, "%02X", *pos++);
1093 fprintf(f, "\n");
1094 }
1095
1096
1097 static void wpa_config_write_global(FILE *f, struct wpa_config *config)
1098 {
1099 #ifdef CONFIG_CTRL_IFACE
1100 if (config->ctrl_interface)
1101 fprintf(f, "ctrl_interface=%s\n", config->ctrl_interface);
1102 if (config->ctrl_interface_group)
1103 fprintf(f, "ctrl_interface_group=%s\n",
1104 config->ctrl_interface_group);
1105 #endif /* CONFIG_CTRL_IFACE */
1106 if (config->eapol_version != DEFAULT_EAPOL_VERSION)
1107 fprintf(f, "eapol_version=%d\n", config->eapol_version);
1108 if (config->ap_scan != DEFAULT_AP_SCAN)
1109 fprintf(f, "ap_scan=%d\n", config->ap_scan);
1110 if (config->disable_scan_offload)
1111 fprintf(f, "disable_scan_offload=%d\n",
1112 config->disable_scan_offload);
1113 if (config->fast_reauth != DEFAULT_FAST_REAUTH)
1114 fprintf(f, "fast_reauth=%d\n", config->fast_reauth);
1115 if (config->opensc_engine_path)
1116 fprintf(f, "opensc_engine_path=%s\n",
1117 config->opensc_engine_path);
1118 if (config->pkcs11_engine_path)
1119 fprintf(f, "pkcs11_engine_path=%s\n",
1120 config->pkcs11_engine_path);
1121 if (config->pkcs11_module_path)
1122 fprintf(f, "pkcs11_module_path=%s\n",
1123 config->pkcs11_module_path);
1124 if (config->openssl_ciphers)
1125 fprintf(f, "openssl_ciphers=%s\n", config->openssl_ciphers);
1126 if (config->pcsc_reader)
1127 fprintf(f, "pcsc_reader=%s\n", config->pcsc_reader);
1128 if (config->pcsc_pin)
1129 fprintf(f, "pcsc_pin=%s\n", config->pcsc_pin);
1130 if (config->driver_param)
1131 fprintf(f, "driver_param=%s\n", config->driver_param);
1132 if (config->dot11RSNAConfigPMKLifetime)
1133 fprintf(f, "dot11RSNAConfigPMKLifetime=%u\n",
1134 config->dot11RSNAConfigPMKLifetime);
1135 if (config->dot11RSNAConfigPMKReauthThreshold)
1136 fprintf(f, "dot11RSNAConfigPMKReauthThreshold=%u\n",
1137 config->dot11RSNAConfigPMKReauthThreshold);
1138 if (config->dot11RSNAConfigSATimeout)
1139 fprintf(f, "dot11RSNAConfigSATimeout=%u\n",
1140 config->dot11RSNAConfigSATimeout);
1141 if (config->update_config)
1142 fprintf(f, "update_config=%d\n", config->update_config);
1143 #ifdef CONFIG_WPS
1144 if (!is_nil_uuid(config->uuid)) {
1145 char buf[40];
1146 uuid_bin2str(config->uuid, buf, sizeof(buf));
1147 fprintf(f, "uuid=%s\n", buf);
1148 }
1149 if (config->auto_uuid)
1150 fprintf(f, "auto_uuid=%d\n", config->auto_uuid);
1151 if (config->device_name)
1152 fprintf(f, "device_name=%s\n", config->device_name);
1153 if (config->manufacturer)
1154 fprintf(f, "manufacturer=%s\n", config->manufacturer);
1155 if (config->model_name)
1156 fprintf(f, "model_name=%s\n", config->model_name);
1157 if (config->model_number)
1158 fprintf(f, "model_number=%s\n", config->model_number);
1159 if (config->serial_number)
1160 fprintf(f, "serial_number=%s\n", config->serial_number);
1161 {
1162 char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;
1163 buf = wps_dev_type_bin2str(config->device_type,
1164 _buf, sizeof(_buf));
1165 if (os_strcmp(buf, "0-00000000-0") != 0)
1166 fprintf(f, "device_type=%s\n", buf);
1167 }
1168 if (WPA_GET_BE32(config->os_version))
1169 fprintf(f, "os_version=%08x\n",
1170 WPA_GET_BE32(config->os_version));
1171 if (config->config_methods)
1172 fprintf(f, "config_methods=%s\n", config->config_methods);
1173 if (config->wps_cred_processing)
1174 fprintf(f, "wps_cred_processing=%d\n",
1175 config->wps_cred_processing);
1176 if (config->wps_vendor_ext_m1) {
1177 int i, len = wpabuf_len(config->wps_vendor_ext_m1);
1178 const u8 *p = wpabuf_head_u8(config->wps_vendor_ext_m1);
1179 if (len > 0) {
1180 fprintf(f, "wps_vendor_ext_m1=");
1181 for (i = 0; i < len; i++)
1182 fprintf(f, "%02x", *p++);
1183 fprintf(f, "\n");
1184 }
1185 }
1186 #endif /* CONFIG_WPS */
1187 #ifdef CONFIG_P2P
1188 {
1189 int i;
1190 char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;
1191
1192 for (i = 0; i < config->num_sec_device_types; i++) {
1193 buf = wps_dev_type_bin2str(config->sec_device_type[i],
1194 _buf, sizeof(_buf));
1195 if (buf)
1196 fprintf(f, "sec_device_type=%s\n", buf);
1197 }
1198 }
1199 if (config->p2p_listen_reg_class)
1200 fprintf(f, "p2p_listen_reg_class=%d\n",
1201 config->p2p_listen_reg_class);
1202 if (config->p2p_listen_channel)
1203 fprintf(f, "p2p_listen_channel=%d\n",
1204 config->p2p_listen_channel);
1205 if (config->p2p_oper_reg_class)
1206 fprintf(f, "p2p_oper_reg_class=%d\n",
1207 config->p2p_oper_reg_class);
1208 if (config->p2p_oper_channel)
1209 fprintf(f, "p2p_oper_channel=%d\n", config->p2p_oper_channel);
1210 if (config->p2p_go_intent != DEFAULT_P2P_GO_INTENT)
1211 fprintf(f, "p2p_go_intent=%d\n", config->p2p_go_intent);
1212 if (config->p2p_ssid_postfix)
1213 fprintf(f, "p2p_ssid_postfix=%s\n", config->p2p_ssid_postfix);
1214 if (config->persistent_reconnect)
1215 fprintf(f, "persistent_reconnect=%d\n",
1216 config->persistent_reconnect);
1217 if (config->p2p_intra_bss != DEFAULT_P2P_INTRA_BSS)
1218 fprintf(f, "p2p_intra_bss=%d\n", config->p2p_intra_bss);
1219 if (config->p2p_group_idle)
1220 fprintf(f, "p2p_group_idle=%d\n", config->p2p_group_idle);
1221 if (config->p2p_passphrase_len)
1222 fprintf(f, "p2p_passphrase_len=%u\n",
1223 config->p2p_passphrase_len);
1224 if (config->p2p_pref_chan) {
1225 unsigned int i;
1226 fprintf(f, "p2p_pref_chan=");
1227 for (i = 0; i < config->num_p2p_pref_chan; i++) {
1228 fprintf(f, "%s%u:%u", i > 0 ? "," : "",
1229 config->p2p_pref_chan[i].op_class,
1230 config->p2p_pref_chan[i].chan);
1231 }
1232 fprintf(f, "\n");
1233 }
1234 if (config->p2p_no_go_freq.num) {
1235 char *val = freq_range_list_str(&config->p2p_no_go_freq);
1236 if (val) {
1237 fprintf(f, "p2p_no_go_freq=%s\n", val);
1238 os_free(val);
1239 }
1240 }
1241 if (config->p2p_add_cli_chan)
1242 fprintf(f, "p2p_add_cli_chan=%d\n", config->p2p_add_cli_chan);
1243 if (config->p2p_optimize_listen_chan !=
1244 DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN)
1245 fprintf(f, "p2p_optimize_listen_chan=%d\n",
1246 config->p2p_optimize_listen_chan);
1247 if (config->p2p_go_ht40)
1248 fprintf(f, "p2p_go_ht40=%d\n", config->p2p_go_ht40);
1249 if (config->p2p_go_vht)
1250 fprintf(f, "p2p_go_vht=%d\n", config->p2p_go_vht);
1251 if (config->p2p_go_ctwindow != DEFAULT_P2P_GO_CTWINDOW)
1252 fprintf(f, "p2p_go_ctwindow=%d\n", config->p2p_go_ctwindow);
1253 if (config->p2p_disabled)
1254 fprintf(f, "p2p_disabled=%d\n", config->p2p_disabled);
1255 if (config->p2p_no_group_iface)
1256 fprintf(f, "p2p_no_group_iface=%d\n",
1257 config->p2p_no_group_iface);
1258 if (config->p2p_ignore_shared_freq)
1259 fprintf(f, "p2p_ignore_shared_freq=%d\n",
1260 config->p2p_ignore_shared_freq);
1261 if (config->p2p_cli_probe)
1262 fprintf(f, "p2p_cli_probe=%d\n", config->p2p_cli_probe);
1263 if (config->p2p_go_freq_change_policy != DEFAULT_P2P_GO_FREQ_MOVE)
1264 fprintf(f, "p2p_go_freq_change_policy=%u\n",
1265 config->p2p_go_freq_change_policy);
1266 if (WPA_GET_BE32(config->ip_addr_go))
1267 fprintf(f, "ip_addr_go=%u.%u.%u.%u\n",
1268 config->ip_addr_go[0], config->ip_addr_go[1],
1269 config->ip_addr_go[2], config->ip_addr_go[3]);
1270 if (WPA_GET_BE32(config->ip_addr_mask))
1271 fprintf(f, "ip_addr_mask=%u.%u.%u.%u\n",
1272 config->ip_addr_mask[0], config->ip_addr_mask[1],
1273 config->ip_addr_mask[2], config->ip_addr_mask[3]);
1274 if (WPA_GET_BE32(config->ip_addr_start))
1275 fprintf(f, "ip_addr_start=%u.%u.%u.%u\n",
1276 config->ip_addr_start[0], config->ip_addr_start[1],
1277 config->ip_addr_start[2], config->ip_addr_start[3]);
1278 if (WPA_GET_BE32(config->ip_addr_end))
1279 fprintf(f, "ip_addr_end=%u.%u.%u.%u\n",
1280 config->ip_addr_end[0], config->ip_addr_end[1],
1281 config->ip_addr_end[2], config->ip_addr_end[3]);
1282 #endif /* CONFIG_P2P */
1283 if (config->country[0] && config->country[1]) {
1284 fprintf(f, "country=%c%c\n",
1285 config->country[0], config->country[1]);
1286 }
1287 if (config->bss_max_count != DEFAULT_BSS_MAX_COUNT)
1288 fprintf(f, "bss_max_count=%u\n", config->bss_max_count);
1289 if (config->bss_expiration_age != DEFAULT_BSS_EXPIRATION_AGE)
1290 fprintf(f, "bss_expiration_age=%u\n",
1291 config->bss_expiration_age);
1292 if (config->bss_expiration_scan_count !=
1293 DEFAULT_BSS_EXPIRATION_SCAN_COUNT)
1294 fprintf(f, "bss_expiration_scan_count=%u\n",
1295 config->bss_expiration_scan_count);
1296 if (config->filter_ssids)
1297 fprintf(f, "filter_ssids=%d\n", config->filter_ssids);
1298 if (config->filter_rssi)
1299 fprintf(f, "filter_rssi=%d\n", config->filter_rssi);
1300 if (config->max_num_sta != DEFAULT_MAX_NUM_STA)
1301 fprintf(f, "max_num_sta=%u\n", config->max_num_sta);
1302 if (config->ap_isolate != DEFAULT_AP_ISOLATE)
1303 fprintf(f, "ap_isolate=%u\n", config->ap_isolate);
1304 if (config->disassoc_low_ack)
1305 fprintf(f, "disassoc_low_ack=%d\n", config->disassoc_low_ack);
1306 #ifdef CONFIG_HS20
1307 if (config->hs20)
1308 fprintf(f, "hs20=1\n");
1309 #endif /* CONFIG_HS20 */
1310 #ifdef CONFIG_INTERWORKING
1311 if (config->interworking)
1312 fprintf(f, "interworking=%d\n", config->interworking);
1313 if (!is_zero_ether_addr(config->hessid))
1314 fprintf(f, "hessid=" MACSTR "\n", MAC2STR(config->hessid));
1315 if (config->access_network_type != DEFAULT_ACCESS_NETWORK_TYPE)
1316 fprintf(f, "access_network_type=%d\n",
1317 config->access_network_type);
1318 if (config->go_interworking)
1319 fprintf(f, "go_interworking=%d\n", config->go_interworking);
1320 if (config->go_access_network_type)
1321 fprintf(f, "go_access_network_type=%d\n",
1322 config->go_access_network_type);
1323 if (config->go_internet)
1324 fprintf(f, "go_internet=%d\n", config->go_internet);
1325 if (config->go_venue_group)
1326 fprintf(f, "go_venue_group=%d\n", config->go_venue_group);
1327 if (config->go_venue_type)
1328 fprintf(f, "go_venue_type=%d\n", config->go_venue_type);
1329 #endif /* CONFIG_INTERWORKING */
1330 if (config->pbc_in_m1)
1331 fprintf(f, "pbc_in_m1=%d\n", config->pbc_in_m1);
1332 if (config->wps_nfc_pw_from_config) {
1333 if (config->wps_nfc_dev_pw_id)
1334 fprintf(f, "wps_nfc_dev_pw_id=%d\n",
1335 config->wps_nfc_dev_pw_id);
1336 write_global_bin(f, "wps_nfc_dh_pubkey",
1337 config->wps_nfc_dh_pubkey);
1338 write_global_bin(f, "wps_nfc_dh_privkey",
1339 config->wps_nfc_dh_privkey);
1340 write_global_bin(f, "wps_nfc_dev_pw", config->wps_nfc_dev_pw);
1341 }
1342
1343 if (config->ext_password_backend)
1344 fprintf(f, "ext_password_backend=%s\n",
1345 config->ext_password_backend);
1346 if (config->p2p_go_max_inactivity != DEFAULT_P2P_GO_MAX_INACTIVITY)
1347 fprintf(f, "p2p_go_max_inactivity=%d\n",
1348 config->p2p_go_max_inactivity);
1349 if (config->auto_interworking)
1350 fprintf(f, "auto_interworking=%d\n",
1351 config->auto_interworking);
1352 if (config->okc)
1353 fprintf(f, "okc=%d\n", config->okc);
1354 if (config->pmf)
1355 fprintf(f, "pmf=%d\n", config->pmf);
1356 if (config->dtim_period)
1357 fprintf(f, "dtim_period=%d\n", config->dtim_period);
1358 if (config->beacon_int)
1359 fprintf(f, "beacon_int=%d\n", config->beacon_int);
1360
1361 if (config->sae_groups) {
1362 int i;
1363 fprintf(f, "sae_groups=");
1364 for (i = 0; config->sae_groups[i] > 0; i++) {
1365 fprintf(f, "%s%d", i > 0 ? " " : "",
1366 config->sae_groups[i]);
1367 }
1368 fprintf(f, "\n");
1369 }
1370
1371 if (config->ap_vendor_elements) {
1372 int i, len = wpabuf_len(config->ap_vendor_elements);
1373 const u8 *p = wpabuf_head_u8(config->ap_vendor_elements);
1374 if (len > 0) {
1375 fprintf(f, "ap_vendor_elements=");
1376 for (i = 0; i < len; i++)
1377 fprintf(f, "%02x", *p++);
1378 fprintf(f, "\n");
1379 }
1380 }
1381
1382 if (config->ignore_old_scan_res)
1383 fprintf(f, "ignore_old_scan_res=%d\n",
1384 config->ignore_old_scan_res);
1385
1386 if (config->freq_list && config->freq_list[0]) {
1387 int i;
1388 fprintf(f, "freq_list=");
1389 for (i = 0; config->freq_list[i]; i++) {
1390 fprintf(f, "%s%d", i > 0 ? " " : "",
1391 config->freq_list[i]);
1392 }
1393 fprintf(f, "\n");
1394 }
1395 if (config->scan_cur_freq != DEFAULT_SCAN_CUR_FREQ)
1396 fprintf(f, "scan_cur_freq=%d\n", config->scan_cur_freq);
1397
1398 if (config->sched_scan_interval)
1399 fprintf(f, "sched_scan_interval=%u\n",
1400 config->sched_scan_interval);
1401
1402 if (config->sched_scan_start_delay)
1403 fprintf(f, "sched_scan_start_delay=%u\n",
1404 config->sched_scan_start_delay);
1405
1406 if (config->external_sim)
1407 fprintf(f, "external_sim=%d\n", config->external_sim);
1408
1409 if (config->tdls_external_control)
1410 fprintf(f, "tdls_external_control=%d\n",
1411 config->tdls_external_control);
1412
1413 if (config->wowlan_triggers)
1414 fprintf(f, "wowlan_triggers=%s\n",
1415 config->wowlan_triggers);
1416
1417 if (config->bgscan)
1418 fprintf(f, "bgscan=\"%s\"\n", config->bgscan);
1419
1420 if (config->autoscan)
1421 fprintf(f, "autoscan=%s\n", config->autoscan);
1422
1423 if (config->p2p_search_delay != DEFAULT_P2P_SEARCH_DELAY)
1424 fprintf(f, "p2p_search_delay=%u\n",
1425 config->p2p_search_delay);
1426
1427 if (config->mac_addr)
1428 fprintf(f, "mac_addr=%d\n", config->mac_addr);
1429
1430 if (config->rand_addr_lifetime != DEFAULT_RAND_ADDR_LIFETIME)
1431 fprintf(f, "rand_addr_lifetime=%u\n",
1432 config->rand_addr_lifetime);
1433
1434 if (config->preassoc_mac_addr)
1435 fprintf(f, "preassoc_mac_addr=%d\n", config->preassoc_mac_addr);
1436
1437 if (config->key_mgmt_offload != DEFAULT_KEY_MGMT_OFFLOAD)
1438 fprintf(f, "key_mgmt_offload=%d\n", config->key_mgmt_offload);
1439
1440 if (config->user_mpm != DEFAULT_USER_MPM)
1441 fprintf(f, "user_mpm=%d\n", config->user_mpm);
1442
1443 if (config->max_peer_links != DEFAULT_MAX_PEER_LINKS)
1444 fprintf(f, "max_peer_links=%d\n", config->max_peer_links);
1445
1446 if (config->cert_in_cb != DEFAULT_CERT_IN_CB)
1447 fprintf(f, "cert_in_cb=%d\n", config->cert_in_cb);
1448
1449 if (config->mesh_max_inactivity != DEFAULT_MESH_MAX_INACTIVITY)
1450 fprintf(f, "mesh_max_inactivity=%d\n",
1451 config->mesh_max_inactivity);
1452
1453 if (config->dot11RSNASAERetransPeriod !=
1454 DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD)
1455 fprintf(f, "dot11RSNASAERetransPeriod=%d\n",
1456 config->dot11RSNASAERetransPeriod);
1457
1458 if (config->passive_scan)
1459 fprintf(f, "passive_scan=%d\n", config->passive_scan);
1460
1461 if (config->reassoc_same_bss_optim)
1462 fprintf(f, "reassoc_same_bss_optim=%d\n",
1463 config->reassoc_same_bss_optim);
1464
1465 if (config->wps_priority)
1466 fprintf(f, "wps_priority=%d\n", config->wps_priority);
1467
1468 if (config->wpa_rsc_relaxation != DEFAULT_WPA_RSC_RELAXATION)
1469 fprintf(f, "wpa_rsc_relaxation=%d\n",
1470 config->wpa_rsc_relaxation);
1471
1472 if (config->sched_scan_plans)
1473 fprintf(f, "sched_scan_plans=%s\n", config->sched_scan_plans);
1474
1475 #ifdef CONFIG_MBO
1476 if (config->non_pref_chan)
1477 fprintf(f, "non_pref_chan=%s\n", config->non_pref_chan);
1478 if (config->mbo_cell_capa != DEFAULT_MBO_CELL_CAPA)
1479 fprintf(f, "mbo_cell_capa=%u\n", config->mbo_cell_capa);
1480 if (config->disassoc_imminent_rssi_threshold !=
1481 DEFAULT_DISASSOC_IMMINENT_RSSI_THRESHOLD)
1482 fprintf(f, "disassoc_imminent_rssi_threshold=%d\n",
1483 config->disassoc_imminent_rssi_threshold);
1484 if (config->oce != DEFAULT_OCE_SUPPORT)
1485 fprintf(f, "oce=%u\n", config->oce);
1486 #endif /* CONFIG_MBO */
1487
1488 if (config->gas_address3)
1489 fprintf(f, "gas_address3=%d\n", config->gas_address3);
1490
1491 if (config->ftm_responder)
1492 fprintf(f, "ftm_responder=%d\n", config->ftm_responder);
1493 if (config->ftm_initiator)
1494 fprintf(f, "ftm_initiator=%d\n", config->ftm_initiator);
1495
1496 if (config->osu_dir)
1497 fprintf(f, "osu_dir=%s\n", config->osu_dir);
1498
1499 if (config->fst_group_id)
1500 fprintf(f, "fst_group_id=%s\n", config->fst_group_id);
1501 if (config->fst_priority)
1502 fprintf(f, "fst_priority=%d\n", config->fst_priority);
1503 if (config->fst_llt)
1504 fprintf(f, "fst_llt=%d\n", config->fst_llt);
1505
1506 if (config->gas_rand_addr_lifetime != DEFAULT_RAND_ADDR_LIFETIME)
1507 fprintf(f, "gas_rand_addr_lifetime=%u\n",
1508 config->gas_rand_addr_lifetime);
1509 if (config->gas_rand_mac_addr)
1510 fprintf(f, "gas_rand_mac_addr=%d\n", config->gas_rand_mac_addr);
1511 if (config->dpp_config_processing)
1512 fprintf(f, "dpp_config_processing=%d\n",
1513 config->dpp_config_processing);
1514
1515 }
1516
1517 #endif /* CONFIG_NO_CONFIG_WRITE */
1518
1519
1520 int wpa_config_write(const char *name, struct wpa_config *config)
1521 {
1522 #ifndef CONFIG_NO_CONFIG_WRITE
1523 FILE *f;
1524 struct wpa_ssid *ssid;
1525 struct wpa_cred *cred;
1526 #ifndef CONFIG_NO_CONFIG_BLOBS
1527 struct wpa_config_blob *blob;
1528 #endif /* CONFIG_NO_CONFIG_BLOBS */
1529 int ret = 0;
1530 const char *orig_name = name;
1531 int tmp_len = os_strlen(name) + 5; /* allow space for .tmp suffix */
1532 char *tmp_name = os_malloc(tmp_len);
1533
1534 if (tmp_name) {
1535 os_snprintf(tmp_name, tmp_len, "%s.tmp", name);
1536 name = tmp_name;
1537 }
1538
1539 wpa_printf(MSG_DEBUG, "Writing configuration file '%s'", name);
1540
1541 f = fopen(name, "w");
1542 if (f == NULL) {
1543 wpa_printf(MSG_DEBUG, "Failed to open '%s' for writing", name);
1544 os_free(tmp_name);
1545 return -1;
1546 }
1547
1548 wpa_config_write_global(f, config);
1549
1550 for (cred = config->cred; cred; cred = cred->next) {
1551 if (cred->temporary)
1552 continue;
1553 fprintf(f, "\ncred={\n");
1554 wpa_config_write_cred(f, cred);
1555 fprintf(f, "}\n");
1556 }
1557
1558 for (ssid = config->ssid; ssid; ssid = ssid->next) {
1559 if (ssid->key_mgmt == WPA_KEY_MGMT_WPS || ssid->temporary)
1560 continue; /* do not save temporary networks */
1561 if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt) && !ssid->psk_set &&
1562 !ssid->passphrase)
1563 continue; /* do not save invalid network */
1564 fprintf(f, "\nnetwork={\n");
1565 wpa_config_write_network(f, ssid);
1566 fprintf(f, "}\n");
1567 }
1568
1569 #ifndef CONFIG_NO_CONFIG_BLOBS
1570 for (blob = config->blobs; blob; blob = blob->next) {
1571 ret = wpa_config_write_blob(f, blob);
1572 if (ret)
1573 break;
1574 }
1575 #endif /* CONFIG_NO_CONFIG_BLOBS */
1576
1577 os_fdatasync(f);
1578
1579 fclose(f);
1580
1581 if (tmp_name) {
1582 int chmod_ret = 0;
1583
1584 #ifdef ANDROID
1585 chmod_ret = chmod(tmp_name,
1586 S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP);
1587 #endif /* ANDROID */
1588 if (chmod_ret != 0 || rename(tmp_name, orig_name) != 0)
1589 ret = -1;
1590
1591 os_free(tmp_name);
1592 }
1593
1594 wpa_printf(MSG_DEBUG, "Configuration file '%s' written %ssuccessfully",
1595 orig_name, ret ? "un" : "");
1596 return ret;
1597 #else /* CONFIG_NO_CONFIG_WRITE */
1598 return -1;
1599 #endif /* CONFIG_NO_CONFIG_WRITE */
1600 }
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