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1 /*
2  * WPA Supplicant / Configuration backend: text file
3  * Copyright (c) 2003-2019, 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 #include "utils/config.h"
27 
28 
wpa_config_validate_network(struct wpa_ssid * ssid,int line)29 static int wpa_config_validate_network(struct wpa_ssid *ssid, int line)
30 {
31 	int errors = 0;
32 
33 	if (ssid->passphrase) {
34 		if (ssid->psk_set) {
35 			wpa_printf(MSG_ERROR, "Line %d: both PSK and "
36 				   "passphrase configured.", line);
37 			errors++;
38 		}
39 		wpa_config_update_psk(ssid);
40 	}
41 
42 	if (ssid->disabled == 2)
43 		ssid->p2p_persistent_group = 1;
44 
45 	if ((ssid->group_cipher & WPA_CIPHER_CCMP) &&
46 	    !(ssid->pairwise_cipher & (WPA_CIPHER_CCMP | WPA_CIPHER_CCMP_256 |
47 				       WPA_CIPHER_GCMP | WPA_CIPHER_GCMP_256 |
48 				       WPA_CIPHER_NONE))) {
49 		/* Group cipher cannot be stronger than the pairwise cipher. */
50 		wpa_printf(MSG_DEBUG, "Line %d: removed CCMP from group cipher"
51 			   " list since it was not allowed for pairwise "
52 			   "cipher", line);
53 		ssid->group_cipher &= ~WPA_CIPHER_CCMP;
54 	}
55 
56 	if (is_6ghz_freq(ssid->frequency) && ssid->mode == WPAS_MODE_MESH &&
57 	    ssid->key_mgmt == WPA_KEY_MGMT_NONE) {
58 		wpa_printf(MSG_ERROR,
59 			   "Line %d: key_mgmt for mesh network in 6 GHz should be SAE",
60 			   line);
61 		errors++;
62 	}
63 	if (ssid->mode == WPAS_MODE_MESH &&
64 	    (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
65 	    ssid->key_mgmt != WPA_KEY_MGMT_SAE)) {
66 		wpa_printf(MSG_ERROR,
67 			   "Line %d: key_mgmt for mesh network should be open or SAE",
68 			   line);
69 		errors++;
70 	}
71 
72 #ifdef CONFIG_OCV
73 	if (ssid->ocv && ssid->ieee80211w == NO_MGMT_FRAME_PROTECTION) {
74 		wpa_printf(MSG_ERROR,
75 			   "Line %d: PMF needs to be enabled whenever using OCV",
76 			   line);
77 		errors++;
78 	}
79 #endif /* CONFIG_OCV */
80 
81 	return errors;
82 }
83 
84 
wpa_config_read_network(FILE * f,int * line,int id)85 static struct wpa_ssid * wpa_config_read_network(FILE *f, int *line, int id)
86 {
87 	struct wpa_ssid *ssid;
88 	int errors = 0, end = 0;
89 	char buf[2000], *pos, *pos2;
90 
91 	wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new network block",
92 		   *line);
93 	ssid = os_zalloc(sizeof(*ssid));
94 	if (ssid == NULL)
95 		return NULL;
96 	dl_list_init(&ssid->psk_list);
97 	ssid->id = id;
98 
99 	wpa_config_set_network_defaults(ssid);
100 
101 	while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
102 		if (os_strcmp(pos, "}") == 0) {
103 			end = 1;
104 			break;
105 		}
106 
107 		pos2 = os_strchr(pos, '=');
108 		if (pos2 == NULL) {
109 			wpa_printf(MSG_ERROR, "Line %d: Invalid SSID line "
110 				   "'%s'.", *line, pos);
111 			errors++;
112 			continue;
113 		}
114 
115 		*pos2++ = '\0';
116 		if (*pos2 == '"') {
117 			if (os_strchr(pos2 + 1, '"') == NULL) {
118 				wpa_printf(MSG_ERROR, "Line %d: invalid "
119 					   "quotation '%s'.", *line, pos2);
120 				errors++;
121 				continue;
122 			}
123 		}
124 
125 		if (wpa_config_set(ssid, pos, pos2, *line) < 0) {
126 #ifndef CONFIG_WEP
127 			if (os_strcmp(pos, "wep_key0") == 0 ||
128 			    os_strcmp(pos, "wep_key1") == 0 ||
129 			    os_strcmp(pos, "wep_key2") == 0 ||
130 			    os_strcmp(pos, "wep_key3") == 0 ||
131 			    os_strcmp(pos, "wep_tx_keyidx") == 0) {
132 				wpa_printf(MSG_ERROR,
133 					   "Line %d: unsupported WEP parameter",
134 					   *line);
135 				ssid->disabled = 1;
136 				continue;
137 			}
138 #endif /* CONFIG_WEP */
139 			errors++;
140 		}
141 	}
142 
143 	if (!end) {
144 		wpa_printf(MSG_ERROR, "Line %d: network block was not "
145 			   "terminated properly.", *line);
146 		errors++;
147 	}
148 
149 	errors += wpa_config_validate_network(ssid, *line);
150 
151 	if (errors) {
152 		wpa_config_free_ssid(ssid);
153 		ssid = NULL;
154 	}
155 
156 	return ssid;
157 }
158 
159 
wpa_config_read_cred(FILE * f,int * line,int id)160 static struct wpa_cred * wpa_config_read_cred(FILE *f, int *line, int id)
161 {
162 	struct wpa_cred *cred;
163 	int errors = 0, end = 0;
164 	char buf[256], *pos, *pos2;
165 
166 	wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new cred block", *line);
167 	cred = os_zalloc(sizeof(*cred));
168 	if (cred == NULL)
169 		return NULL;
170 	cred->id = id;
171 	cred->sim_num = DEFAULT_USER_SELECTED_SIM;
172 
173 	while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
174 		if (os_strcmp(pos, "}") == 0) {
175 			end = 1;
176 			break;
177 		}
178 
179 		pos2 = os_strchr(pos, '=');
180 		if (pos2 == NULL) {
181 			wpa_printf(MSG_ERROR, "Line %d: Invalid cred line "
182 				   "'%s'.", *line, pos);
183 			errors++;
184 			continue;
185 		}
186 
187 		*pos2++ = '\0';
188 		if (*pos2 == '"') {
189 			if (os_strchr(pos2 + 1, '"') == NULL) {
190 				wpa_printf(MSG_ERROR, "Line %d: invalid "
191 					   "quotation '%s'.", *line, pos2);
192 				errors++;
193 				continue;
194 			}
195 		}
196 
197 		if (wpa_config_set_cred(cred, pos, pos2, *line) < 0)
198 			errors++;
199 	}
200 
201 	if (!end) {
202 		wpa_printf(MSG_ERROR, "Line %d: cred block was not "
203 			   "terminated properly.", *line);
204 		errors++;
205 	}
206 
207 	if (errors) {
208 		wpa_config_free_cred(cred);
209 		cred = NULL;
210 	}
211 
212 	return cred;
213 }
214 
215 
216 #ifndef CONFIG_NO_CONFIG_BLOBS
wpa_config_read_blob(FILE * f,int * line,const char * name)217 static struct wpa_config_blob * wpa_config_read_blob(FILE *f, int *line,
218 						     const char *name)
219 {
220 	struct wpa_config_blob *blob;
221 	char buf[256], *pos;
222 	char *encoded = NULL, *nencoded;
223 	int end = 0;
224 	size_t encoded_len = 0, len;
225 
226 	wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new named blob '%s'",
227 		   *line, name);
228 
229 	while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
230 		if (os_strcmp(pos, "}") == 0) {
231 			end = 1;
232 			break;
233 		}
234 
235 		len = os_strlen(pos);
236 		nencoded = os_realloc(encoded, encoded_len + len);
237 		if (nencoded == NULL) {
238 			wpa_printf(MSG_ERROR, "Line %d: not enough memory for "
239 				   "blob", *line);
240 			os_free(encoded);
241 			return NULL;
242 		}
243 		encoded = nencoded;
244 		os_memcpy(encoded + encoded_len, pos, len);
245 		encoded_len += len;
246 	}
247 
248 	if (!end || !encoded) {
249 		wpa_printf(MSG_ERROR, "Line %d: blob was not terminated "
250 			   "properly", *line);
251 		os_free(encoded);
252 		return NULL;
253 	}
254 
255 	blob = os_zalloc(sizeof(*blob));
256 	if (blob == NULL) {
257 		os_free(encoded);
258 		return NULL;
259 	}
260 	blob->name = os_strdup(name);
261 	blob->data = base64_decode(encoded, encoded_len, &blob->len);
262 	os_free(encoded);
263 
264 	if (blob->name == NULL || blob->data == NULL) {
265 		wpa_config_free_blob(blob);
266 		return NULL;
267 	}
268 
269 	return blob;
270 }
271 
272 
wpa_config_process_blob(struct wpa_config * config,FILE * f,int * line,char * bname)273 static int wpa_config_process_blob(struct wpa_config *config, FILE *f,
274 				   int *line, char *bname)
275 {
276 	char *name_end;
277 	struct wpa_config_blob *blob;
278 
279 	name_end = os_strchr(bname, '=');
280 	if (name_end == NULL) {
281 		wpa_printf(MSG_ERROR, "Line %d: no blob name terminator",
282 			   *line);
283 		return -1;
284 	}
285 	*name_end = '\0';
286 
287 	blob = wpa_config_read_blob(f, line, bname);
288 	if (blob == NULL) {
289 		wpa_printf(MSG_ERROR, "Line %d: failed to read blob %s",
290 			   *line, bname);
291 		return -1;
292 	}
293 	wpa_config_set_blob(config, blob);
294 	return 0;
295 }
296 #endif /* CONFIG_NO_CONFIG_BLOBS */
297 
298 
wpa_config_read_identity(FILE * f,int * line,int id)299 static struct wpa_dev_ik * wpa_config_read_identity(FILE *f, int *line, int id)
300 {
301 	struct wpa_dev_ik *identity;
302 	int errors = 0, end = 0;
303 	char buf[256], *pos, *pos2;
304 
305 	wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new identity block",
306 		   *line);
307 	identity = os_zalloc(sizeof(*identity));
308 	if (!identity)
309 		return NULL;
310 	identity->id = id;
311 
312 	while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
313 		if (os_strcmp(pos, "}") == 0) {
314 			end = 1;
315 			break;
316 		}
317 
318 		pos2 = os_strchr(pos, '=');
319 		if (!pos2) {
320 			wpa_printf(MSG_ERROR,
321 				   "Line %d: Invalid identity line '%s'.",
322 				   *line, pos);
323 			errors++;
324 			continue;
325 		}
326 
327 		*pos2++ = '\0';
328 		if (*pos2 == '"') {
329 			if (os_strchr(pos2 + 1, '"') == NULL) {
330 				wpa_printf(MSG_ERROR,
331 					   "Line %d: invalid quotation '%s'.",
332 					   *line, pos2);
333 				errors++;
334 				continue;
335 			}
336 		}
337 
338 		if (wpa_config_set_identity(identity, pos, pos2, *line) < 0)
339 			errors++;
340 	}
341 
342 	if (!end) {
343 		wpa_printf(MSG_ERROR,
344 			   "Line %d: identity block was not terminated properly.",
345 			   *line);
346 		errors++;
347 	}
348 
349 	if (errors) {
350 		wpa_config_free_identity(identity);
351 		identity = NULL;
352 	}
353 
354 	return identity;
355 }
356 
357 
wpa_config_read(const char * name,struct wpa_config * cfgp,bool ro)358 struct wpa_config * wpa_config_read(const char *name, struct wpa_config *cfgp,
359 				    bool ro)
360 {
361 	FILE *f;
362 	char buf[512], *pos;
363 	int errors = 0, line = 0;
364 	struct wpa_ssid *ssid, *tail, *head;
365 	struct wpa_cred *cred, *cred_tail, *cred_head;
366 	struct wpa_dev_ik *identity, *identity_tail, *identity_head;
367 	struct wpa_config *config;
368 	static int id = 0;
369 	static int cred_id = 0;
370 	static int identity_id = 1;
371 
372 	if (name == NULL)
373 		return NULL;
374 	if (cfgp)
375 		config = cfgp;
376 	else
377 		config = wpa_config_alloc_empty(NULL, NULL);
378 	if (config == NULL) {
379 		wpa_printf(MSG_ERROR, "Failed to allocate config file "
380 			   "structure");
381 		return NULL;
382 	}
383 	tail = head = config->ssid;
384 	while (tail && tail->next)
385 		tail = tail->next;
386 	cred_tail = cred_head = config->cred;
387 	while (cred_tail && cred_tail->next)
388 		cred_tail = cred_tail->next;
389 	identity_tail = identity_head = config->identity;
390 	while (identity_tail && identity_tail->next)
391 		identity_tail = identity_tail->next;
392 
393 	wpa_printf(MSG_DEBUG, "Reading configuration file '%s'", name);
394 	f = fopen(name, "r");
395 	if (f == NULL) {
396 		wpa_printf(MSG_ERROR, "Failed to open config file '%s', "
397 			   "error: %s", name, strerror(errno));
398 		if (config != cfgp)
399 			os_free(config);
400 		return NULL;
401 	}
402 
403 	while (wpa_config_get_line(buf, sizeof(buf), f, &line, &pos)) {
404 		if (os_strcmp(pos, "network={") == 0) {
405 			ssid = wpa_config_read_network(f, &line, id++);
406 			if (ssid == NULL) {
407 				wpa_printf(MSG_ERROR, "Line %d: failed to "
408 					   "parse network block.", line);
409 				errors++;
410 				continue;
411 			}
412 			ssid->ro = ro;
413 			if (head == NULL) {
414 				head = tail = ssid;
415 			} else {
416 				tail->next = ssid;
417 				tail = ssid;
418 			}
419 			if (wpa_config_add_prio_network(config, ssid)) {
420 				wpa_printf(MSG_ERROR, "Line %d: failed to add "
421 					   "network block to priority list.",
422 					   line);
423 				errors++;
424 				continue;
425 			}
426 		} else if (os_strcmp(pos, "cred={") == 0) {
427 			cred = wpa_config_read_cred(f, &line, cred_id++);
428 			if (cred == NULL) {
429 				wpa_printf(MSG_ERROR, "Line %d: failed to "
430 					   "parse cred block.", line);
431 				errors++;
432 				continue;
433 			}
434 			if (cred_head == NULL) {
435 				cred_head = cred_tail = cred;
436 			} else {
437 				cred_tail->next = cred;
438 				cred_tail = cred;
439 			}
440 #ifndef CONFIG_NO_CONFIG_BLOBS
441 		} else if (os_strncmp(pos, "blob-base64-", 12) == 0) {
442 			if (wpa_config_process_blob(config, f, &line, pos + 12)
443 			    < 0) {
444 				wpa_printf(MSG_ERROR, "Line %d: failed to "
445 					   "process blob.", line);
446 				errors++;
447 				continue;
448 			}
449 #endif /* CONFIG_NO_CONFIG_BLOBS */
450 		} else if (os_strcmp(pos, "identity={") == 0) {
451 			identity = wpa_config_read_identity(f, &line,
452 							    identity_id++);
453 			if (!identity) {
454 				wpa_printf(MSG_ERROR,
455 					   "Line %d: failed to parse identity block.",
456 					   line);
457 				errors++;
458 				continue;
459 			}
460 			if (!identity_head) {
461 				identity_head = identity_tail = identity;
462 			} else {
463 				identity_tail->next = identity;
464 				identity_tail = identity;
465 			}
466 		} else if (wpa_config_process_global(config, pos, line) < 0) {
467 			wpa_printf(MSG_ERROR, "Line %d: Invalid configuration "
468 				   "line '%s'.", line, pos);
469 			errors++;
470 			continue;
471 		}
472 	}
473 
474 	fclose(f);
475 
476 	config->ssid = head;
477 	wpa_config_debug_dump_networks(config);
478 	config->cred = cred_head;
479 	config->identity = identity_head;
480 
481 #ifndef WPA_IGNORE_CONFIG_ERRORS
482 	if (errors) {
483 		if (config != cfgp)
484 			wpa_config_free(config);
485 		config = NULL;
486 		head = NULL;
487 	}
488 #endif /* WPA_IGNORE_CONFIG_ERRORS */
489 
490 	return config;
491 }
492 
493 
494 #ifndef CONFIG_NO_CONFIG_WRITE
495 
write_str(FILE * f,const char * field,struct wpa_ssid * ssid)496 static void write_str(FILE *f, const char *field, struct wpa_ssid *ssid)
497 {
498 	char *value = wpa_config_get(ssid, field);
499 	if (value == NULL)
500 		return;
501 	fprintf(f, "\t%s=%s\n", field, value);
502 	str_clear_free(value);
503 }
504 
505 
write_int(FILE * f,const char * field,int value,int def)506 static void write_int(FILE *f, const char *field, int value, int def)
507 {
508 	if (value == def)
509 		return;
510 	fprintf(f, "\t%s=%d\n", field, value);
511 }
512 
513 
write_bssid(FILE * f,struct wpa_ssid * ssid)514 static void write_bssid(FILE *f, struct wpa_ssid *ssid)
515 {
516 	char *value = wpa_config_get(ssid, "bssid");
517 	if (value == NULL)
518 		return;
519 	fprintf(f, "\tbssid=%s\n", value);
520 	os_free(value);
521 }
522 
523 
write_bssid_hint(FILE * f,struct wpa_ssid * ssid)524 static void write_bssid_hint(FILE *f, struct wpa_ssid *ssid)
525 {
526 	char *value = wpa_config_get(ssid, "bssid_hint");
527 
528 	if (!value)
529 		return;
530 	fprintf(f, "\tbssid_hint=%s\n", value);
531 	os_free(value);
532 }
533 
534 
write_psk(FILE * f,struct wpa_ssid * ssid)535 static void write_psk(FILE *f, struct wpa_ssid *ssid)
536 {
537 	char *value;
538 
539 	if (ssid->mem_only_psk)
540 		return;
541 
542 	value = wpa_config_get(ssid, "psk");
543 	if (value == NULL)
544 		return;
545 	fprintf(f, "\tpsk=%s\n", value);
546 	os_free(value);
547 }
548 
549 
write_proto(FILE * f,struct wpa_ssid * ssid)550 static void write_proto(FILE *f, struct wpa_ssid *ssid)
551 {
552 	char *value;
553 
554 	if (ssid->proto == DEFAULT_PROTO)
555 		return;
556 
557 	value = wpa_config_get(ssid, "proto");
558 	if (value == NULL)
559 		return;
560 	if (value[0])
561 		fprintf(f, "\tproto=%s\n", value);
562 	os_free(value);
563 }
564 
565 
write_key_mgmt(FILE * f,struct wpa_ssid * ssid)566 static void write_key_mgmt(FILE *f, struct wpa_ssid *ssid)
567 {
568 	char *value;
569 
570 	if (ssid->key_mgmt == DEFAULT_KEY_MGMT)
571 		return;
572 
573 	value = wpa_config_get(ssid, "key_mgmt");
574 	if (value == NULL)
575 		return;
576 	if (value[0])
577 		fprintf(f, "\tkey_mgmt=%s\n", value);
578 	os_free(value);
579 }
580 
581 
write_pairwise(FILE * f,struct wpa_ssid * ssid)582 static void write_pairwise(FILE *f, struct wpa_ssid *ssid)
583 {
584 	char *value;
585 
586 	if (ssid->pairwise_cipher == DEFAULT_PAIRWISE)
587 		return;
588 
589 	value = wpa_config_get(ssid, "pairwise");
590 	if (value == NULL)
591 		return;
592 	if (value[0])
593 		fprintf(f, "\tpairwise=%s\n", value);
594 	os_free(value);
595 }
596 
597 
write_group(FILE * f,struct wpa_ssid * ssid)598 static void write_group(FILE *f, struct wpa_ssid *ssid)
599 {
600 	char *value;
601 
602 	if (ssid->group_cipher == DEFAULT_GROUP)
603 		return;
604 
605 	value = wpa_config_get(ssid, "group");
606 	if (value == NULL)
607 		return;
608 	if (value[0])
609 		fprintf(f, "\tgroup=%s\n", value);
610 	os_free(value);
611 }
612 
613 
write_group_mgmt(FILE * f,struct wpa_ssid * ssid)614 static void write_group_mgmt(FILE *f, struct wpa_ssid *ssid)
615 {
616 	char *value;
617 
618 	if (!ssid->group_mgmt_cipher)
619 		return;
620 
621 	value = wpa_config_get(ssid, "group_mgmt");
622 	if (!value)
623 		return;
624 	if (value[0])
625 		fprintf(f, "\tgroup_mgmt=%s\n", value);
626 	os_free(value);
627 }
628 
629 
write_auth_alg(FILE * f,struct wpa_ssid * ssid)630 static void write_auth_alg(FILE *f, struct wpa_ssid *ssid)
631 {
632 	char *value;
633 
634 	if (ssid->auth_alg == 0)
635 		return;
636 
637 	value = wpa_config_get(ssid, "auth_alg");
638 	if (value == NULL)
639 		return;
640 	if (value[0])
641 		fprintf(f, "\tauth_alg=%s\n", value);
642 	os_free(value);
643 }
644 
645 
646 #ifdef IEEE8021X_EAPOL
write_eap(FILE * f,struct wpa_ssid * ssid)647 static void write_eap(FILE *f, struct wpa_ssid *ssid)
648 {
649 	char *value;
650 
651 	value = wpa_config_get(ssid, "eap");
652 	if (value == NULL)
653 		return;
654 
655 	if (value[0])
656 		fprintf(f, "\teap=%s\n", value);
657 	os_free(value);
658 }
659 #endif /* IEEE8021X_EAPOL */
660 
661 
662 #ifdef CONFIG_WEP
write_wep_key(FILE * f,int idx,struct wpa_ssid * ssid)663 static void write_wep_key(FILE *f, int idx, struct wpa_ssid *ssid)
664 {
665 	char field[20], *value;
666 	int res;
667 
668 	res = os_snprintf(field, sizeof(field), "wep_key%d", idx);
669 	if (os_snprintf_error(sizeof(field), res))
670 		return;
671 	value = wpa_config_get(ssid, field);
672 	if (value) {
673 		fprintf(f, "\t%s=%s\n", field, value);
674 		os_free(value);
675 	}
676 }
677 #endif /* CONFIG_WEP */
678 
679 
680 #ifdef CONFIG_P2P
681 
write_go_p2p_dev_addr(FILE * f,struct wpa_ssid * ssid)682 static void write_go_p2p_dev_addr(FILE *f, struct wpa_ssid *ssid)
683 {
684 	char *value = wpa_config_get(ssid, "go_p2p_dev_addr");
685 	if (value == NULL)
686 		return;
687 	fprintf(f, "\tgo_p2p_dev_addr=%s\n", value);
688 	os_free(value);
689 }
690 
write_p2p_client_list(FILE * f,struct wpa_ssid * ssid)691 static void write_p2p_client_list(FILE *f, struct wpa_ssid *ssid)
692 {
693 	char *value = wpa_config_get(ssid, "p2p_client_list");
694 	if (value == NULL)
695 		return;
696 	fprintf(f, "\tp2p_client_list=%s\n", value);
697 	os_free(value);
698 }
699 
700 
write_p2p2_client_list(FILE * f,struct wpa_ssid * ssid)701 static void write_p2p2_client_list(FILE *f, struct wpa_ssid *ssid)
702 {
703 	char *value = wpa_config_get(ssid, "p2p2_client_list");
704 
705 	if (!value)
706 		return;
707 	fprintf(f, "\tp2p2_client_list=%s\n", value);
708 	os_free(value);
709 }
710 
711 
write_psk_list(FILE * f,struct wpa_ssid * ssid)712 static void write_psk_list(FILE *f, struct wpa_ssid *ssid)
713 {
714 	struct psk_list_entry *psk;
715 	char hex[32 * 2 + 1];
716 
717 	dl_list_for_each(psk, &ssid->psk_list, struct psk_list_entry, list) {
718 		wpa_snprintf_hex(hex, sizeof(hex), psk->psk, sizeof(psk->psk));
719 		fprintf(f, "\tpsk_list=%s" MACSTR "-%s\n",
720 			psk->p2p ? "P2P-" : "", MAC2STR(psk->addr), hex);
721 	}
722 }
723 
724 #endif /* CONFIG_P2P */
725 
726 
727 #ifdef CONFIG_MACSEC
728 
write_mka_cak(FILE * f,struct wpa_ssid * ssid)729 static void write_mka_cak(FILE *f, struct wpa_ssid *ssid)
730 {
731 	char *value;
732 
733 	if (!(ssid->mka_psk_set & MKA_PSK_SET_CAK))
734 		return;
735 
736 	value = wpa_config_get(ssid, "mka_cak");
737 	if (!value)
738 		return;
739 	fprintf(f, "\tmka_cak=%s\n", value);
740 	os_free(value);
741 }
742 
743 
write_mka_ckn(FILE * f,struct wpa_ssid * ssid)744 static void write_mka_ckn(FILE *f, struct wpa_ssid *ssid)
745 {
746 	char *value;
747 
748 	if (!(ssid->mka_psk_set & MKA_PSK_SET_CKN))
749 		return;
750 
751 	value = wpa_config_get(ssid, "mka_ckn");
752 	if (!value)
753 		return;
754 	fprintf(f, "\tmka_ckn=%s\n", value);
755 	os_free(value);
756 }
757 
758 #endif /* CONFIG_MACSEC */
759 
760 
wpa_config_write_network(FILE * f,struct wpa_ssid * ssid)761 static void wpa_config_write_network(FILE *f, struct wpa_ssid *ssid)
762 {
763 #define STR(t) write_str(f, #t, ssid)
764 #define INT(t) write_int(f, #t, ssid->t, 0)
765 #define INTe(t, m) write_int(f, #t, ssid->eap.m, 0)
766 #define INT_DEF(t, def) write_int(f, #t, ssid->t, def)
767 #define INT_DEFe(t, m, def) write_int(f, #t, ssid->eap.m, def)
768 
769 	STR(ssid);
770 	INT(scan_ssid);
771 	write_bssid(f, ssid);
772 	write_bssid_hint(f, ssid);
773 	write_str(f, "bssid_ignore", ssid);
774 	write_str(f, "bssid_accept", ssid);
775 	write_psk(f, ssid);
776 	INT(mem_only_psk);
777 	STR(sae_password);
778 	STR(sae_password_id);
779 	write_int(f, "sae_pwe", ssid->sae_pwe, DEFAULT_SAE_PWE);
780 	write_proto(f, ssid);
781 	write_key_mgmt(f, ssid);
782 	INT_DEF(bg_scan_period, DEFAULT_BG_SCAN_PERIOD);
783 	write_pairwise(f, ssid);
784 	write_group(f, ssid);
785 	write_group_mgmt(f, ssid);
786 	write_auth_alg(f, ssid);
787 	STR(bgscan);
788 	STR(autoscan);
789 	STR(scan_freq);
790 #ifdef IEEE8021X_EAPOL
791 	write_eap(f, ssid);
792 	STR(identity);
793 	STR(anonymous_identity);
794 	STR(imsi_identity);
795 	STR(machine_identity);
796 	STR(password);
797 	STR(machine_password);
798 	STR(ca_cert);
799 	STR(ca_path);
800 	STR(client_cert);
801 	STR(private_key);
802 	STR(private_key_passwd);
803 	STR(subject_match);
804 	STR(check_cert_subject);
805 	STR(altsubject_match);
806 	STR(domain_suffix_match);
807 	STR(domain_match);
808 	STR(ca_cert2);
809 	STR(ca_path2);
810 	STR(client_cert2);
811 	STR(private_key2);
812 	STR(private_key2_passwd);
813 	STR(subject_match2);
814 	STR(check_cert_subject2);
815 	STR(altsubject_match2);
816 	STR(domain_suffix_match2);
817 	STR(domain_match2);
818 	STR(machine_ca_cert);
819 	STR(machine_ca_path);
820 	STR(machine_client_cert);
821 	STR(machine_private_key);
822 	STR(machine_private_key_passwd);
823 	STR(machine_subject_match);
824 	STR(machine_check_cert_subject);
825 	STR(machine_altsubject_match);
826 	STR(machine_domain_suffix_match);
827 	STR(machine_domain_match);
828 	STR(phase1);
829 	STR(phase2);
830 	STR(machine_phase2);
831 	STR(pcsc);
832 	STR(pin);
833 	STR(engine_id);
834 	STR(key_id);
835 	STR(cert_id);
836 	STR(ca_cert_id);
837 	STR(key2_id);
838 	STR(pin2);
839 	STR(engine2_id);
840 	STR(cert2_id);
841 	STR(ca_cert2_id);
842 	INTe(engine, cert.engine);
843 	INTe(engine2, phase2_cert.engine);
844 	INTe(machine_engine, machine_cert.engine);
845 	INT_DEF(eapol_flags, DEFAULT_EAPOL_FLAGS);
846 	STR(openssl_ciphers);
847 	INTe(erp, erp);
848 #endif /* IEEE8021X_EAPOL */
849 #ifdef CONFIG_WEP
850 	{
851 		int i;
852 
853 		for (i = 0; i < 4; i++)
854 			write_wep_key(f, i, ssid);
855 		INT(wep_tx_keyidx);
856 	}
857 #endif /* CONFIG_WEP */
858 	INT(priority);
859 #ifdef IEEE8021X_EAPOL
860 	INT_DEF(eap_workaround, DEFAULT_EAP_WORKAROUND);
861 	STR(pac_file);
862 	INT_DEFe(fragment_size, fragment_size, DEFAULT_FRAGMENT_SIZE);
863 	INTe(ocsp, cert.ocsp);
864 	INTe(ocsp2, phase2_cert.ocsp);
865 	INTe(machine_ocsp, machine_cert.ocsp);
866 	INT_DEFe(sim_num, sim_num, DEFAULT_USER_SELECTED_SIM);
867 #endif /* IEEE8021X_EAPOL */
868 	INT(mode);
869 	INT(no_auto_peer);
870 #ifdef CONFIG_MESH
871 	INT_DEF(mesh_fwding, DEFAULT_MESH_FWDING);
872 #endif /* CONFIG_MESH */
873 	INT(frequency);
874 	INT(enable_edmg);
875 	INT(edmg_channel);
876 	INT(fixed_freq);
877 #ifdef CONFIG_ACS
878 	INT(acs);
879 #endif /* CONFIG_ACS */
880 	write_int(f, "proactive_key_caching", ssid->proactive_key_caching, -1);
881 	INT(disabled);
882 	INT(mixed_cell);
883 	INT_DEF(vht, 1);
884 	INT_DEF(ht, 1);
885 	INT(ht40);
886 	INT_DEF(he, 1);
887 	INT_DEF(max_oper_chwidth, DEFAULT_MAX_OPER_CHWIDTH);
888 	INT(vht_center_freq1);
889 	INT(vht_center_freq2);
890 	INT(pbss);
891 	INT(wps_disabled);
892 	INT(fils_dh_group);
893 	write_int(f, "ieee80211w", ssid->ieee80211w,
894 		  MGMT_FRAME_PROTECTION_DEFAULT);
895 	STR(id_str);
896 #ifdef CONFIG_P2P
897 	write_go_p2p_dev_addr(f, ssid);
898 	write_p2p_client_list(f, ssid);
899 	write_p2p2_client_list(f, ssid);
900 	write_psk_list(f, ssid);
901 	INT(go_dik_id);
902 #endif /* CONFIG_P2P */
903 	INT(ap_max_inactivity);
904 	INT(dtim_period);
905 	INT(beacon_int);
906 #ifdef CONFIG_MACSEC
907 	INT(macsec_policy);
908 	write_mka_cak(f, ssid);
909 	write_mka_ckn(f, ssid);
910 	INT(macsec_integ_only);
911 	INT(macsec_replay_protect);
912 	INT(macsec_replay_window);
913 	INT(macsec_offload);
914 	INT(macsec_port);
915 	INT_DEF(mka_priority, DEFAULT_PRIO_NOT_KEY_SERVER);
916 	INT(macsec_csindex);
917 	INT(macsec_icv_indicator);
918 #endif /* CONFIG_MACSEC */
919 #ifdef CONFIG_HS20
920 	INT(update_identifier);
921 	STR(roaming_consortium_selection);
922 #endif /* CONFIG_HS20 */
923 	write_int(f, "mac_addr", ssid->mac_addr, -1);
924 #ifdef CONFIG_MESH
925 	STR(mesh_basic_rates);
926 	INT_DEF(dot11MeshMaxRetries, DEFAULT_MESH_MAX_RETRIES);
927 	INT_DEF(dot11MeshRetryTimeout, DEFAULT_MESH_RETRY_TIMEOUT);
928 	INT_DEF(dot11MeshConfirmTimeout, DEFAULT_MESH_CONFIRM_TIMEOUT);
929 	INT_DEF(dot11MeshHoldingTimeout, DEFAULT_MESH_HOLDING_TIMEOUT);
930 	INT_DEF(mesh_rssi_threshold, DEFAULT_MESH_RSSI_THRESHOLD);
931 #endif /* CONFIG_MESH */
932 	INT(wpa_ptk_rekey);
933 	INT(wpa_deny_ptk0_rekey);
934 	INT(group_rekey);
935 	INT(ignore_broadcast_ssid);
936 #ifdef CONFIG_DPP
937 	STR(dpp_connector);
938 	STR(dpp_netaccesskey);
939 	INT(dpp_netaccesskey_expiry);
940 	STR(dpp_csign);
941 	STR(dpp_pp_key);
942 	INT(dpp_pfs);
943 	INT(dpp_connector_privacy);
944 #endif /* CONFIG_DPP */
945 	INT(owe_group);
946 	INT(owe_only);
947 	INT(owe_ptk_workaround);
948 	INT(multi_ap_backhaul_sta);
949 	INT(ft_eap_pmksa_caching);
950 	INT(multi_ap_profile);
951 	INT(beacon_prot);
952 	INT(transition_disable);
953 	INT(sae_pk);
954 #ifdef CONFIG_HT_OVERRIDES
955 	INT_DEF(disable_ht, DEFAULT_DISABLE_HT);
956 	INT_DEF(disable_ht40, DEFAULT_DISABLE_HT40);
957 	INT_DEF(disable_sgi, DEFAULT_DISABLE_SGI);
958 	INT_DEF(disable_ldpc, DEFAULT_DISABLE_LDPC);
959 	INT(ht40_intolerant);
960 	INT_DEF(tx_stbc, DEFAULT_TX_STBC);
961 	INT_DEF(rx_stbc, DEFAULT_RX_STBC);
962 	INT_DEF(disable_max_amsdu, DEFAULT_DISABLE_MAX_AMSDU);
963 	INT_DEF(ampdu_factor, DEFAULT_AMPDU_FACTOR);
964 	INT_DEF(ampdu_density, DEFAULT_AMPDU_DENSITY);
965 	STR(ht_mcs);
966 #endif /* CONFIG_HT_OVERRIDES */
967 #ifdef CONFIG_VHT_OVERRIDES
968 	INT(disable_vht);
969 	INT(vht_capa);
970 	INT(vht_capa_mask);
971 	INT_DEF(vht_rx_mcs_nss_1, -1);
972 	INT_DEF(vht_rx_mcs_nss_2, -1);
973 	INT_DEF(vht_rx_mcs_nss_3, -1);
974 	INT_DEF(vht_rx_mcs_nss_4, -1);
975 	INT_DEF(vht_rx_mcs_nss_5, -1);
976 	INT_DEF(vht_rx_mcs_nss_6, -1);
977 	INT_DEF(vht_rx_mcs_nss_7, -1);
978 	INT_DEF(vht_rx_mcs_nss_8, -1);
979 	INT_DEF(vht_tx_mcs_nss_1, -1);
980 	INT_DEF(vht_tx_mcs_nss_2, -1);
981 	INT_DEF(vht_tx_mcs_nss_3, -1);
982 	INT_DEF(vht_tx_mcs_nss_4, -1);
983 	INT_DEF(vht_tx_mcs_nss_5, -1);
984 	INT_DEF(vht_tx_mcs_nss_6, -1);
985 	INT_DEF(vht_tx_mcs_nss_7, -1);
986 	INT_DEF(vht_tx_mcs_nss_8, -1);
987 #endif /* CONFIG_VHT_OVERRIDES */
988 #ifdef CONFIG_HE_OVERRIDES
989 	INT(disable_he);
990 #endif /* CONFIG_HE_OVERRIDES */
991 	INT(disable_eht);
992 	INT(enable_4addr_mode);
993 	INT(max_idle);
994 	INT(ssid_protection);
995 	INT_DEF(rsn_overriding, RSN_OVERRIDING_NOT_SET);
996 
997 #undef STR
998 #undef INT
999 #undef INT_DEF
1000 }
1001 
1002 
wpa_config_write_cred(FILE * f,struct wpa_cred * cred)1003 static void wpa_config_write_cred(FILE *f, struct wpa_cred *cred)
1004 {
1005 	size_t i;
1006 
1007 	if (cred->priority)
1008 		fprintf(f, "\tpriority=%d\n", cred->priority);
1009 	if (cred->pcsc)
1010 		fprintf(f, "\tpcsc=%d\n", cred->pcsc);
1011 	if (cred->realm)
1012 		fprintf(f, "\trealm=\"%s\"\n", cred->realm);
1013 	if (cred->username)
1014 		fprintf(f, "\tusername=\"%s\"\n", cred->username);
1015 	if (cred->password && cred->ext_password)
1016 		fprintf(f, "\tpassword=ext:%s\n", cred->password);
1017 	else if (cred->password)
1018 		fprintf(f, "\tpassword=\"%s\"\n", cred->password);
1019 	if (cred->ca_cert)
1020 		fprintf(f, "\tca_cert=\"%s\"\n", cred->ca_cert);
1021 	if (cred->client_cert)
1022 		fprintf(f, "\tclient_cert=\"%s\"\n", cred->client_cert);
1023 	if (cred->private_key)
1024 		fprintf(f, "\tprivate_key=\"%s\"\n", cred->private_key);
1025 	if (cred->private_key_passwd)
1026 		fprintf(f, "\tprivate_key_passwd=\"%s\"\n",
1027 			cred->private_key_passwd);
1028 	if (cred->imsi)
1029 		fprintf(f, "\timsi=\"%s\"\n", cred->imsi);
1030 	if (cred->milenage)
1031 		fprintf(f, "\tmilenage=\"%s\"\n", cred->milenage);
1032 	for (i = 0; i < cred->num_domain; i++)
1033 		fprintf(f, "\tdomain=\"%s\"\n", cred->domain[i]);
1034 	if (cred->domain_suffix_match)
1035 		fprintf(f, "\tdomain_suffix_match=\"%s\"\n",
1036 			cred->domain_suffix_match);
1037 	if (cred->eap_method) {
1038 		const char *name;
1039 		name = eap_get_name(cred->eap_method[0].vendor,
1040 				    cred->eap_method[0].method);
1041 		if (name)
1042 			fprintf(f, "\teap=%s\n", name);
1043 	}
1044 	if (cred->phase1)
1045 		fprintf(f, "\tphase1=\"%s\"\n", cred->phase1);
1046 	if (cred->phase2)
1047 		fprintf(f, "\tphase2=\"%s\"\n", cred->phase2);
1048 	if (cred->excluded_ssid) {
1049 		size_t j;
1050 		for (i = 0; i < cred->num_excluded_ssid; i++) {
1051 			struct excluded_ssid *e = &cred->excluded_ssid[i];
1052 			fprintf(f, "\texcluded_ssid=");
1053 			for (j = 0; j < e->ssid_len; j++)
1054 				fprintf(f, "%02x", e->ssid[j]);
1055 			fprintf(f, "\n");
1056 		}
1057 	}
1058 	if (cred->roaming_partner) {
1059 		for (i = 0; i < cred->num_roaming_partner; i++) {
1060 			struct roaming_partner *p = &cred->roaming_partner[i];
1061 			fprintf(f, "\troaming_partner=\"%s,%d,%u,%s\"\n",
1062 				p->fqdn, p->exact_match, p->priority,
1063 				p->country);
1064 		}
1065 	}
1066 	if (cred->update_identifier)
1067 		fprintf(f, "\tupdate_identifier=%d\n", cred->update_identifier);
1068 
1069 	if (cred->provisioning_sp)
1070 		fprintf(f, "\tprovisioning_sp=\"%s\"\n", cred->provisioning_sp);
1071 	if (cred->sp_priority)
1072 		fprintf(f, "\tsp_priority=%d\n", cred->sp_priority);
1073 
1074 	if (cred->min_dl_bandwidth_home)
1075 		fprintf(f, "\tmin_dl_bandwidth_home=%u\n",
1076 			cred->min_dl_bandwidth_home);
1077 	if (cred->min_ul_bandwidth_home)
1078 		fprintf(f, "\tmin_ul_bandwidth_home=%u\n",
1079 			cred->min_ul_bandwidth_home);
1080 	if (cred->min_dl_bandwidth_roaming)
1081 		fprintf(f, "\tmin_dl_bandwidth_roaming=%u\n",
1082 			cred->min_dl_bandwidth_roaming);
1083 	if (cred->min_ul_bandwidth_roaming)
1084 		fprintf(f, "\tmin_ul_bandwidth_roaming=%u\n",
1085 			cred->min_ul_bandwidth_roaming);
1086 
1087 	if (cred->max_bss_load)
1088 		fprintf(f, "\tmax_bss_load=%u\n",
1089 			cred->max_bss_load);
1090 
1091 	if (cred->ocsp)
1092 		fprintf(f, "\tocsp=%d\n", cred->ocsp);
1093 
1094 	if (cred->num_req_conn_capab) {
1095 		for (i = 0; i < cred->num_req_conn_capab; i++) {
1096 			int *ports;
1097 
1098 			fprintf(f, "\treq_conn_capab=%u",
1099 				cred->req_conn_capab_proto[i]);
1100 			ports = cred->req_conn_capab_port[i];
1101 			if (ports) {
1102 				int j;
1103 				for (j = 0; ports[j] != -1; j++) {
1104 					fprintf(f, "%s%d", j > 0 ? "," : ":",
1105 						ports[j]);
1106 				}
1107 			}
1108 			fprintf(f, "\n");
1109 		}
1110 	}
1111 
1112 	if (cred->num_home_ois) {
1113 		size_t j;
1114 
1115 		fprintf(f, "\thome_ois=\"");
1116 		for (i = 0; i < cred->num_home_ois; i++) {
1117 			if (i > 0)
1118 				fprintf(f, ",");
1119 			for (j = 0; j < cred->home_ois_len[i]; j++)
1120 				fprintf(f, "%02x",
1121 					cred->home_ois[i][j]);
1122 		}
1123 		fprintf(f, "\"\n");
1124 	}
1125 
1126 	if (cred->num_required_home_ois) {
1127 		size_t j;
1128 
1129 		fprintf(f, "\trequired_home_ois=\"");
1130 		for (i = 0; i < cred->num_required_home_ois; i++) {
1131 			if (i > 0)
1132 				fprintf(f, ",");
1133 			for (j = 0; j < cred->required_home_ois_len[i]; j++)
1134 				fprintf(f, "%02x",
1135 					cred->required_home_ois[i][j]);
1136 		}
1137 		fprintf(f, "\"\n");
1138 	}
1139 
1140 	if (cred->num_roaming_consortiums) {
1141 		size_t j;
1142 
1143 		fprintf(f, "\troaming_consortiums=\"");
1144 		for (i = 0; i < cred->num_roaming_consortiums; i++) {
1145 			if (i > 0)
1146 				fprintf(f, ",");
1147 			for (j = 0; j < cred->roaming_consortiums_len[i]; j++)
1148 				fprintf(f, "%02x",
1149 					cred->roaming_consortiums[i][j]);
1150 		}
1151 		fprintf(f, "\"\n");
1152 	}
1153 
1154 	if (cred->sim_num != DEFAULT_USER_SELECTED_SIM)
1155 		fprintf(f, "\tsim_num=%d\n", cred->sim_num);
1156 
1157 	if (cred->engine)
1158 		fprintf(f, "\tengine=%d\n", cred->engine);
1159 	if (cred->engine_id)
1160 		fprintf(f, "\tengine_id=\"%s\"\n", cred->engine_id);
1161 	if (cred->key_id)
1162 		fprintf(f, "\tkey_id=\"%s\"\n", cred->key_id);
1163 	if (cred->cert_id)
1164 		fprintf(f, "\tcert_id=\"%s\"\n", cred->cert_id);
1165 	if (cred->ca_cert_id)
1166 		fprintf(f, "\tca_cert_id=\"%s\"\n", cred->ca_cert_id);
1167 
1168 	if (cred->imsi_privacy_cert)
1169 		fprintf(f, "\timsi_privacy_cert=\"%s\"\n",
1170 			cred->imsi_privacy_cert);
1171 	if (cred->imsi_privacy_attr)
1172 		fprintf(f, "\timsi_privacy_attr=\"%s\"\n",
1173 			cred->imsi_privacy_attr);
1174 	if (cred->strict_conservative_peer_mode)
1175 		fprintf(f,"\tstrict_conservative_peer_mode=\"%d\"\n",
1176 			cred->strict_conservative_peer_mode);
1177 }
1178 
1179 
1180 #ifndef CONFIG_NO_CONFIG_BLOBS
wpa_config_write_blob(FILE * f,struct wpa_config_blob * blob)1181 static int wpa_config_write_blob(FILE *f, struct wpa_config_blob *blob)
1182 {
1183 	char *encoded;
1184 
1185 	encoded = base64_encode(blob->data, blob->len, NULL);
1186 	if (encoded == NULL)
1187 		return -1;
1188 
1189 	fprintf(f, "\nblob-base64-%s={\n%s}\n", blob->name, encoded);
1190 	os_free(encoded);
1191 	return 0;
1192 }
1193 #endif /* CONFIG_NO_CONFIG_BLOBS */
1194 
1195 
write_global_bin(FILE * f,const char * field,const struct wpabuf * val)1196 static void write_global_bin(FILE *f, const char *field,
1197 			     const struct wpabuf *val)
1198 {
1199 	size_t i;
1200 	const u8 *pos;
1201 
1202 	if (val == NULL)
1203 		return;
1204 
1205 	fprintf(f, "%s=", field);
1206 	pos = wpabuf_head(val);
1207 	for (i = 0; i < wpabuf_len(val); i++)
1208 		fprintf(f, "%02X", *pos++);
1209 	fprintf(f, "\n");
1210 }
1211 
1212 
wpa_config_write_global(FILE * f,struct wpa_config * config)1213 static void wpa_config_write_global(FILE *f, struct wpa_config *config)
1214 {
1215 #ifdef CONFIG_CTRL_IFACE
1216 	if (config->ctrl_interface)
1217 		fprintf(f, "ctrl_interface=%s\n", config->ctrl_interface);
1218 	if (config->ctrl_interface_group)
1219 		fprintf(f, "ctrl_interface_group=%s\n",
1220 			config->ctrl_interface_group);
1221 #endif /* CONFIG_CTRL_IFACE */
1222 	if (config->eapol_version != DEFAULT_EAPOL_VERSION)
1223 		fprintf(f, "eapol_version=%d\n", config->eapol_version);
1224 	if (config->ap_scan != DEFAULT_AP_SCAN)
1225 		fprintf(f, "ap_scan=%d\n", config->ap_scan);
1226 	if (config->disable_scan_offload)
1227 		fprintf(f, "disable_scan_offload=%d\n",
1228 			config->disable_scan_offload);
1229 	if (config->fast_reauth != DEFAULT_FAST_REAUTH)
1230 		fprintf(f, "fast_reauth=%d\n", config->fast_reauth);
1231 #ifndef CONFIG_OPENSC_ENGINE_PATH
1232 	if (config->opensc_engine_path)
1233 		fprintf(f, "opensc_engine_path=%s\n",
1234 			config->opensc_engine_path);
1235 #endif /* CONFIG_OPENSC_ENGINE_PATH */
1236 #ifndef CONFIG_PKCS11_ENGINE_PATH
1237 	if (config->pkcs11_engine_path)
1238 		fprintf(f, "pkcs11_engine_path=%s\n",
1239 			config->pkcs11_engine_path);
1240 #endif /* CONFIG_PKCS11_ENGINE_PATH */
1241 #ifndef CONFIG_PKCS11_MODULE_PATH
1242 	if (config->pkcs11_module_path)
1243 		fprintf(f, "pkcs11_module_path=%s\n",
1244 			config->pkcs11_module_path);
1245 #endif /* CONFIG_PKCS11_MODULE_PATH */
1246 	if (config->openssl_ciphers)
1247 		fprintf(f, "openssl_ciphers=%s\n", config->openssl_ciphers);
1248 	if (config->pcsc_reader)
1249 		fprintf(f, "pcsc_reader=%s\n", config->pcsc_reader);
1250 	if (config->pcsc_pin)
1251 		fprintf(f, "pcsc_pin=%s\n", config->pcsc_pin);
1252 	if (config->driver_param)
1253 		fprintf(f, "driver_param=%s\n", config->driver_param);
1254 	if (config->dot11RSNAConfigPMKLifetime)
1255 		fprintf(f, "dot11RSNAConfigPMKLifetime=%u\n",
1256 			config->dot11RSNAConfigPMKLifetime);
1257 	if (config->dot11RSNAConfigPMKReauthThreshold)
1258 		fprintf(f, "dot11RSNAConfigPMKReauthThreshold=%u\n",
1259 			config->dot11RSNAConfigPMKReauthThreshold);
1260 	if (config->dot11RSNAConfigSATimeout)
1261 		fprintf(f, "dot11RSNAConfigSATimeout=%u\n",
1262 			config->dot11RSNAConfigSATimeout);
1263 	if (config->update_config)
1264 		fprintf(f, "update_config=%d\n", config->update_config);
1265 #ifdef CONFIG_WPS
1266 	if (!is_nil_uuid(config->uuid)) {
1267 		char buf[40];
1268 		uuid_bin2str(config->uuid, buf, sizeof(buf));
1269 		fprintf(f, "uuid=%s\n", buf);
1270 	}
1271 	if (config->auto_uuid)
1272 		fprintf(f, "auto_uuid=%d\n", config->auto_uuid);
1273 	if (config->device_name)
1274 		fprintf(f, "device_name=%s\n", config->device_name);
1275 	if (config->manufacturer)
1276 		fprintf(f, "manufacturer=%s\n", config->manufacturer);
1277 	if (config->model_name)
1278 		fprintf(f, "model_name=%s\n", config->model_name);
1279 	if (config->model_number)
1280 		fprintf(f, "model_number=%s\n", config->model_number);
1281 	if (config->serial_number)
1282 		fprintf(f, "serial_number=%s\n", config->serial_number);
1283 	{
1284 		char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;
1285 		buf = wps_dev_type_bin2str(config->device_type,
1286 					   _buf, sizeof(_buf));
1287 		if (os_strcmp(buf, "0-00000000-0") != 0)
1288 			fprintf(f, "device_type=%s\n", buf);
1289 	}
1290 	if (WPA_GET_BE32(config->os_version))
1291 		fprintf(f, "os_version=%08x\n",
1292 			WPA_GET_BE32(config->os_version));
1293 	if (config->config_methods)
1294 		fprintf(f, "config_methods=%s\n", config->config_methods);
1295 	if (config->wps_cred_processing)
1296 		fprintf(f, "wps_cred_processing=%d\n",
1297 			config->wps_cred_processing);
1298 	if (config->wps_cred_add_sae)
1299 		fprintf(f, "wps_cred_add_sae=%d\n",
1300 			config->wps_cred_add_sae);
1301 	if (config->wps_vendor_ext_m1) {
1302 		int i, len = wpabuf_len(config->wps_vendor_ext_m1);
1303 		const u8 *p = wpabuf_head_u8(config->wps_vendor_ext_m1);
1304 		if (len > 0) {
1305 			fprintf(f, "wps_vendor_ext_m1=");
1306 			for (i = 0; i < len; i++)
1307 				fprintf(f, "%02x", *p++);
1308 			fprintf(f, "\n");
1309 		}
1310 	}
1311 #endif /* CONFIG_WPS */
1312 #ifdef CONFIG_P2P
1313 	{
1314 		int i;
1315 		char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;
1316 
1317 		for (i = 0; i < config->num_sec_device_types; i++) {
1318 			buf = wps_dev_type_bin2str(config->sec_device_type[i],
1319 						   _buf, sizeof(_buf));
1320 			if (buf)
1321 				fprintf(f, "sec_device_type=%s\n", buf);
1322 		}
1323 	}
1324 	if (config->p2p_listen_reg_class)
1325 		fprintf(f, "p2p_listen_reg_class=%d\n",
1326 			config->p2p_listen_reg_class);
1327 	if (config->p2p_listen_channel)
1328 		fprintf(f, "p2p_listen_channel=%d\n",
1329 			config->p2p_listen_channel);
1330 	if (config->p2p_oper_reg_class)
1331 		fprintf(f, "p2p_oper_reg_class=%d\n",
1332 			config->p2p_oper_reg_class);
1333 	if (config->p2p_oper_channel)
1334 		fprintf(f, "p2p_oper_channel=%d\n", config->p2p_oper_channel);
1335 	if (config->p2p_go_intent != DEFAULT_P2P_GO_INTENT)
1336 		fprintf(f, "p2p_go_intent=%d\n", config->p2p_go_intent);
1337 	if (config->p2p_ssid_postfix)
1338 		fprintf(f, "p2p_ssid_postfix=%s\n", config->p2p_ssid_postfix);
1339 	if (config->persistent_reconnect)
1340 		fprintf(f, "persistent_reconnect=%d\n",
1341 			config->persistent_reconnect);
1342 	if (config->p2p_intra_bss != DEFAULT_P2P_INTRA_BSS)
1343 		fprintf(f, "p2p_intra_bss=%d\n", config->p2p_intra_bss);
1344 	if (config->p2p_group_idle)
1345 		fprintf(f, "p2p_group_idle=%d\n", config->p2p_group_idle);
1346 	if (config->p2p_passphrase_len)
1347 		fprintf(f, "p2p_passphrase_len=%u\n",
1348 			config->p2p_passphrase_len);
1349 	if (config->p2p_pref_chan) {
1350 		unsigned int i;
1351 		fprintf(f, "p2p_pref_chan=");
1352 		for (i = 0; i < config->num_p2p_pref_chan; i++) {
1353 			fprintf(f, "%s%u:%u", i > 0 ? "," : "",
1354 				config->p2p_pref_chan[i].op_class,
1355 				config->p2p_pref_chan[i].chan);
1356 		}
1357 		fprintf(f, "\n");
1358 	}
1359 	if (config->p2p_no_go_freq.num) {
1360 		char *val = freq_range_list_str(&config->p2p_no_go_freq);
1361 		if (val) {
1362 			fprintf(f, "p2p_no_go_freq=%s\n", val);
1363 			os_free(val);
1364 		}
1365 	}
1366 	if (config->p2p_add_cli_chan)
1367 		fprintf(f, "p2p_add_cli_chan=%d\n", config->p2p_add_cli_chan);
1368 	if (config->p2p_optimize_listen_chan !=
1369 	    DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN)
1370 		fprintf(f, "p2p_optimize_listen_chan=%d\n",
1371 			config->p2p_optimize_listen_chan);
1372 	if (config->p2p_go_ht40)
1373 		fprintf(f, "p2p_go_ht40=%d\n", config->p2p_go_ht40);
1374 	if (config->p2p_go_vht)
1375 		fprintf(f, "p2p_go_vht=%d\n", config->p2p_go_vht);
1376 	if (config->p2p_go_he)
1377 		fprintf(f, "p2p_go_he=%d\n", config->p2p_go_he);
1378 	if (config->p2p_go_edmg)
1379 		fprintf(f, "p2p_go_edmg=%d\n", config->p2p_go_edmg);
1380 	if (config->p2p_go_ctwindow != DEFAULT_P2P_GO_CTWINDOW)
1381 		fprintf(f, "p2p_go_ctwindow=%d\n", config->p2p_go_ctwindow);
1382 	if (config->p2p_disabled)
1383 		fprintf(f, "p2p_disabled=%d\n", config->p2p_disabled);
1384 	if (config->p2p_no_group_iface)
1385 		fprintf(f, "p2p_no_group_iface=%d\n",
1386 			config->p2p_no_group_iface);
1387 	if (config->p2p_ignore_shared_freq)
1388 		fprintf(f, "p2p_ignore_shared_freq=%d\n",
1389 			config->p2p_ignore_shared_freq);
1390 	if (config->p2p_cli_probe)
1391 		fprintf(f, "p2p_cli_probe=%d\n", config->p2p_cli_probe);
1392 	if (config->p2p_go_freq_change_policy != DEFAULT_P2P_GO_FREQ_MOVE)
1393 		fprintf(f, "p2p_go_freq_change_policy=%u\n",
1394 			config->p2p_go_freq_change_policy);
1395 
1396 	if (config->p2p_6ghz_disable)
1397 		fprintf(f, "p2p_6ghz_disable=%d\n", config->p2p_6ghz_disable);
1398 
1399 	if (config->p2p_pairing_setup)
1400 		fprintf(f, "p2p_pairing_setup=%d\n", config->p2p_pairing_setup);
1401 	if (config->p2p_pairing_cache)
1402 		fprintf(f, "p2p_pairing_cache=%d\n", config->p2p_pairing_cache);
1403 	if (config->p2p_bootstrap_methods)
1404 		fprintf(f, "p2p_bootstrap_methods=%d\n",
1405 			config->p2p_bootstrap_methods);
1406 	if (config->p2p_pasn_type)
1407 		fprintf(f, "p2p_pasn_type=%d\n", config->p2p_pasn_type);
1408 	if (config->p2p_comeback_after)
1409 		fprintf(f, "p2p_comeback_after=%d\n",
1410 			config->p2p_comeback_after);
1411 	if (config->p2p_twt_power_mgmt)
1412 		fprintf(f, "p2p_twt_power_mgmt=%d\n",
1413 			config->p2p_twt_power_mgmt);
1414 	if (config->p2p_chan_switch_req_enable)
1415 		fprintf(f, "p2p_chan_switch_req_enable=%d\n",
1416 			config->p2p_chan_switch_req_enable);
1417 	if (config->p2p_reg_info)
1418 		fprintf(f, "p2p_reg_info=%d\n", config->p2p_reg_info);
1419 
1420 	if (WPA_GET_BE32(config->ip_addr_go))
1421 		fprintf(f, "ip_addr_go=%u.%u.%u.%u\n",
1422 			config->ip_addr_go[0], config->ip_addr_go[1],
1423 			config->ip_addr_go[2], config->ip_addr_go[3]);
1424 	if (WPA_GET_BE32(config->ip_addr_mask))
1425 		fprintf(f, "ip_addr_mask=%u.%u.%u.%u\n",
1426 			config->ip_addr_mask[0], config->ip_addr_mask[1],
1427 			config->ip_addr_mask[2], config->ip_addr_mask[3]);
1428 	if (WPA_GET_BE32(config->ip_addr_start))
1429 		fprintf(f, "ip_addr_start=%u.%u.%u.%u\n",
1430 			config->ip_addr_start[0], config->ip_addr_start[1],
1431 			config->ip_addr_start[2], config->ip_addr_start[3]);
1432 	if (WPA_GET_BE32(config->ip_addr_end))
1433 		fprintf(f, "ip_addr_end=%u.%u.%u.%u\n",
1434 			config->ip_addr_end[0], config->ip_addr_end[1],
1435 			config->ip_addr_end[2], config->ip_addr_end[3]);
1436 #endif /* CONFIG_P2P */
1437 	if (config->country[0] && config->country[1]) {
1438 		fprintf(f, "country=%c%c\n",
1439 			config->country[0], config->country[1]);
1440 	}
1441 	if (config->bss_max_count != DEFAULT_BSS_MAX_COUNT)
1442 		fprintf(f, "bss_max_count=%u\n", config->bss_max_count);
1443 	if (config->bss_expiration_age != DEFAULT_BSS_EXPIRATION_AGE)
1444 		fprintf(f, "bss_expiration_age=%u\n",
1445 			config->bss_expiration_age);
1446 	if (config->bss_expiration_scan_count !=
1447 	    DEFAULT_BSS_EXPIRATION_SCAN_COUNT)
1448 		fprintf(f, "bss_expiration_scan_count=%u\n",
1449 			config->bss_expiration_scan_count);
1450 	if (config->filter_ssids)
1451 		fprintf(f, "filter_ssids=%d\n", config->filter_ssids);
1452 	if (config->filter_rssi)
1453 		fprintf(f, "filter_rssi=%d\n", config->filter_rssi);
1454 	if (config->max_num_sta != DEFAULT_MAX_NUM_STA)
1455 		fprintf(f, "max_num_sta=%u\n", config->max_num_sta);
1456 	if (config->ap_isolate != DEFAULT_AP_ISOLATE)
1457 		fprintf(f, "ap_isolate=%u\n", config->ap_isolate);
1458 	if (config->disassoc_low_ack)
1459 		fprintf(f, "disassoc_low_ack=%d\n", config->disassoc_low_ack);
1460 #ifdef CONFIG_HS20
1461 	if (config->hs20)
1462 		fprintf(f, "hs20=1\n");
1463 #endif /* CONFIG_HS20 */
1464 #ifdef CONFIG_INTERWORKING
1465 	if (config->interworking)
1466 		fprintf(f, "interworking=%d\n", config->interworking);
1467 	if (!is_zero_ether_addr(config->hessid))
1468 		fprintf(f, "hessid=" MACSTR "\n", MAC2STR(config->hessid));
1469 	if (config->access_network_type != DEFAULT_ACCESS_NETWORK_TYPE)
1470 		fprintf(f, "access_network_type=%d\n",
1471 			config->access_network_type);
1472 	if (config->go_interworking)
1473 		fprintf(f, "go_interworking=%d\n", config->go_interworking);
1474 	if (config->go_access_network_type)
1475 		fprintf(f, "go_access_network_type=%d\n",
1476 			config->go_access_network_type);
1477 	if (config->go_internet)
1478 		fprintf(f, "go_internet=%d\n", config->go_internet);
1479 	if (config->go_venue_group)
1480 		fprintf(f, "go_venue_group=%d\n", config->go_venue_group);
1481 	if (config->go_venue_type)
1482 		fprintf(f, "go_venue_type=%d\n", config->go_venue_type);
1483 #endif /* CONFIG_INTERWORKING */
1484 	if (config->pbc_in_m1)
1485 		fprintf(f, "pbc_in_m1=%d\n", config->pbc_in_m1);
1486 	if (config->wps_nfc_pw_from_config) {
1487 		if (config->wps_nfc_dev_pw_id)
1488 			fprintf(f, "wps_nfc_dev_pw_id=%d\n",
1489 				config->wps_nfc_dev_pw_id);
1490 		write_global_bin(f, "wps_nfc_dh_pubkey",
1491 				 config->wps_nfc_dh_pubkey);
1492 		write_global_bin(f, "wps_nfc_dh_privkey",
1493 				 config->wps_nfc_dh_privkey);
1494 		write_global_bin(f, "wps_nfc_dev_pw", config->wps_nfc_dev_pw);
1495 	}
1496 
1497 	if (config->ext_password_backend)
1498 		fprintf(f, "ext_password_backend=%s\n",
1499 			config->ext_password_backend);
1500 	if (config->p2p_go_max_inactivity != DEFAULT_P2P_GO_MAX_INACTIVITY)
1501 		fprintf(f, "p2p_go_max_inactivity=%d\n",
1502 			config->p2p_go_max_inactivity);
1503 	if (config->auto_interworking)
1504 		fprintf(f, "auto_interworking=%d\n",
1505 			config->auto_interworking);
1506 	if (config->okc)
1507 		fprintf(f, "okc=%d\n", config->okc);
1508 	if (config->pmf)
1509 		fprintf(f, "pmf=%d\n", config->pmf);
1510 	if (config->dtim_period)
1511 		fprintf(f, "dtim_period=%d\n", config->dtim_period);
1512 	if (config->beacon_int)
1513 		fprintf(f, "beacon_int=%d\n", config->beacon_int);
1514 
1515 	if (config->sae_check_mfp)
1516 		fprintf(f, "sae_check_mfp=%d\n", config->sae_check_mfp);
1517 
1518 	if (config->sae_groups) {
1519 		int i;
1520 		fprintf(f, "sae_groups=");
1521 		for (i = 0; config->sae_groups[i] > 0; i++) {
1522 			fprintf(f, "%s%d", i > 0 ? " " : "",
1523 				config->sae_groups[i]);
1524 		}
1525 		fprintf(f, "\n");
1526 	}
1527 
1528 	if (config->sae_pwe)
1529 		fprintf(f, "sae_pwe=%d\n", config->sae_pwe);
1530 
1531 	if (config->sae_pmkid_in_assoc)
1532 		fprintf(f, "sae_pmkid_in_assoc=%d\n",
1533 			config->sae_pmkid_in_assoc);
1534 
1535 	if (config->ap_vendor_elements) {
1536 		int i, len = wpabuf_len(config->ap_vendor_elements);
1537 		const u8 *p = wpabuf_head_u8(config->ap_vendor_elements);
1538 		if (len > 0) {
1539 			fprintf(f, "ap_vendor_elements=");
1540 			for (i = 0; i < len; i++)
1541 				fprintf(f, "%02x", *p++);
1542 			fprintf(f, "\n");
1543 		}
1544 	}
1545 
1546 	if (config->ap_assocresp_elements) {
1547 		int i, len = wpabuf_len(config->ap_assocresp_elements);
1548 		const u8 *p = wpabuf_head_u8(config->ap_assocresp_elements);
1549 
1550 		if (len > 0) {
1551 			fprintf(f, "ap_assocresp_elements=");
1552 			for (i = 0; i < len; i++)
1553 				fprintf(f, "%02x", *p++);
1554 			fprintf(f, "\n");
1555 		}
1556 	}
1557 
1558 	if (config->ignore_old_scan_res)
1559 		fprintf(f, "ignore_old_scan_res=%d\n",
1560 			config->ignore_old_scan_res);
1561 
1562 	if (config->freq_list && config->freq_list[0]) {
1563 		int i;
1564 		fprintf(f, "freq_list=");
1565 		for (i = 0; config->freq_list[i]; i++) {
1566 			fprintf(f, "%s%d", i > 0 ? " " : "",
1567 				config->freq_list[i]);
1568 		}
1569 		fprintf(f, "\n");
1570 	}
1571 	if (config->initial_freq_list && config->initial_freq_list[0]) {
1572 		int i;
1573 		fprintf(f, "initial_freq_list=");
1574 		for (i = 0; config->initial_freq_list[i]; i++) {
1575 			fprintf(f, "%s%d", i > 0 ? " " : "",
1576 				config->initial_freq_list[i]);
1577 		}
1578 		fprintf(f, "\n");
1579 	}
1580 	if (config->scan_cur_freq != DEFAULT_SCAN_CUR_FREQ)
1581 		fprintf(f, "scan_cur_freq=%d\n", config->scan_cur_freq);
1582 
1583 	if (config->scan_res_valid_for_connect !=
1584 	    DEFAULT_SCAN_RES_VALID_FOR_CONNECT)
1585 		fprintf(f, "scan_res_valid_for_connect=%d\n",
1586 			config->scan_res_valid_for_connect);
1587 
1588 	if (config->sched_scan_interval)
1589 		fprintf(f, "sched_scan_interval=%u\n",
1590 			config->sched_scan_interval);
1591 
1592 	if (config->sched_scan_start_delay)
1593 		fprintf(f, "sched_scan_start_delay=%u\n",
1594 			config->sched_scan_start_delay);
1595 
1596 	if (config->external_sim)
1597 		fprintf(f, "external_sim=%d\n", config->external_sim);
1598 
1599 	if (config->tdls_external_control)
1600 		fprintf(f, "tdls_external_control=%d\n",
1601 			config->tdls_external_control);
1602 
1603 	if (config->wowlan_triggers)
1604 		fprintf(f, "wowlan_triggers=%s\n",
1605 			config->wowlan_triggers);
1606 
1607 	if (config->bgscan)
1608 		fprintf(f, "bgscan=\"%s\"\n", config->bgscan);
1609 
1610 	if (config->autoscan)
1611 		fprintf(f, "autoscan=%s\n", config->autoscan);
1612 
1613 	if (config->p2p_search_delay != DEFAULT_P2P_SEARCH_DELAY)
1614 		fprintf(f, "p2p_search_delay=%u\n",
1615 			config->p2p_search_delay);
1616 
1617 	if (config->mac_addr)
1618 		fprintf(f, "mac_addr=%d\n", config->mac_addr);
1619 
1620 	if (config->rand_addr_lifetime != DEFAULT_RAND_ADDR_LIFETIME)
1621 		fprintf(f, "rand_addr_lifetime=%u\n",
1622 			config->rand_addr_lifetime);
1623 
1624 	if (config->preassoc_mac_addr)
1625 		fprintf(f, "preassoc_mac_addr=%d\n", config->preassoc_mac_addr);
1626 
1627 	if (config->key_mgmt_offload != DEFAULT_KEY_MGMT_OFFLOAD)
1628 		fprintf(f, "key_mgmt_offload=%d\n", config->key_mgmt_offload);
1629 
1630 	if (config->user_mpm != DEFAULT_USER_MPM)
1631 		fprintf(f, "user_mpm=%d\n", config->user_mpm);
1632 
1633 	if (config->max_peer_links != DEFAULT_MAX_PEER_LINKS)
1634 		fprintf(f, "max_peer_links=%d\n", config->max_peer_links);
1635 
1636 	if (config->cert_in_cb != DEFAULT_CERT_IN_CB)
1637 		fprintf(f, "cert_in_cb=%d\n", config->cert_in_cb);
1638 
1639 	if (config->mesh_max_inactivity != DEFAULT_MESH_MAX_INACTIVITY)
1640 		fprintf(f, "mesh_max_inactivity=%d\n",
1641 			config->mesh_max_inactivity);
1642 
1643 	if (config->mesh_fwding != DEFAULT_MESH_FWDING)
1644 		fprintf(f, "mesh_fwding=%d\n", config->mesh_fwding);
1645 
1646 	if (config->dot11RSNASAERetransPeriod !=
1647 	    DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD)
1648 		fprintf(f, "dot11RSNASAERetransPeriod=%d\n",
1649 			config->dot11RSNASAERetransPeriod);
1650 
1651 	if (config->passive_scan)
1652 		fprintf(f, "passive_scan=%d\n", config->passive_scan);
1653 
1654 	if (config->reassoc_same_bss_optim)
1655 		fprintf(f, "reassoc_same_bss_optim=%d\n",
1656 			config->reassoc_same_bss_optim);
1657 
1658 	if (config->wps_priority)
1659 		fprintf(f, "wps_priority=%d\n", config->wps_priority);
1660 
1661 	if (config->wpa_rsc_relaxation != DEFAULT_WPA_RSC_RELAXATION)
1662 		fprintf(f, "wpa_rsc_relaxation=%d\n",
1663 			config->wpa_rsc_relaxation);
1664 
1665 	if (config->sched_scan_plans)
1666 		fprintf(f, "sched_scan_plans=%s\n", config->sched_scan_plans);
1667 
1668 #ifdef CONFIG_MBO
1669 	if (config->non_pref_chan)
1670 		fprintf(f, "non_pref_chan=%s\n", config->non_pref_chan);
1671 	if (config->mbo_cell_capa != DEFAULT_MBO_CELL_CAPA)
1672 		fprintf(f, "mbo_cell_capa=%u\n", config->mbo_cell_capa);
1673 	if (config->disassoc_imminent_rssi_threshold !=
1674 	    DEFAULT_DISASSOC_IMMINENT_RSSI_THRESHOLD)
1675 		fprintf(f, "disassoc_imminent_rssi_threshold=%d\n",
1676 			config->disassoc_imminent_rssi_threshold);
1677 	if (config->oce != DEFAULT_OCE_SUPPORT)
1678 		fprintf(f, "oce=%u\n", config->oce);
1679 #endif /* CONFIG_MBO */
1680 
1681 	if (config->gas_address3)
1682 		fprintf(f, "gas_address3=%d\n", config->gas_address3);
1683 
1684 	if (config->ftm_responder)
1685 		fprintf(f, "ftm_responder=%d\n", config->ftm_responder);
1686 	if (config->ftm_initiator)
1687 		fprintf(f, "ftm_initiator=%d\n", config->ftm_initiator);
1688 
1689 	if (config->twt_requester)
1690 		fprintf(f, "twt_requester=%d\n", config->twt_requester);
1691 
1692 	if (config->fst_group_id)
1693 		fprintf(f, "fst_group_id=%s\n", config->fst_group_id);
1694 	if (config->fst_priority)
1695 		fprintf(f, "fst_priority=%d\n", config->fst_priority);
1696 	if (config->fst_llt)
1697 		fprintf(f, "fst_llt=%d\n", config->fst_llt);
1698 
1699 	if (config->gas_rand_addr_lifetime != DEFAULT_RAND_ADDR_LIFETIME)
1700 		fprintf(f, "gas_rand_addr_lifetime=%u\n",
1701 			config->gas_rand_addr_lifetime);
1702 	if (config->gas_rand_mac_addr)
1703 		fprintf(f, "gas_rand_mac_addr=%d\n", config->gas_rand_mac_addr);
1704 	if (config->dpp_config_processing)
1705 		fprintf(f, "dpp_config_processing=%d\n",
1706 			config->dpp_config_processing);
1707 	if (config->dpp_name)
1708 		fprintf(f, "dpp_name=%s\n", config->dpp_name);
1709 	if (config->dpp_mud_url)
1710 		fprintf(f, "dpp_mud_url=%s\n", config->dpp_mud_url);
1711 	if (config->dpp_extra_conf_req_name)
1712 		fprintf(f, "dpp_extra_conf_req_name=%s\n",
1713 			config->dpp_extra_conf_req_name);
1714 	if (config->dpp_extra_conf_req_value)
1715 		fprintf(f, "dpp_extra_conf_req_value=%s\n",
1716 			config->dpp_extra_conf_req_value);
1717 	if (config->dpp_connector_privacy_default)
1718 		fprintf(f, "dpp_connector_privacy_default=%d\n",
1719 			config->dpp_connector_privacy_default);
1720 	if (config->coloc_intf_reporting)
1721 		fprintf(f, "coloc_intf_reporting=%d\n",
1722 			config->coloc_intf_reporting);
1723 	if (config->p2p_device_random_mac_addr)
1724 		fprintf(f, "p2p_device_random_mac_addr=%d\n",
1725 			config->p2p_device_random_mac_addr);
1726 	if (!is_zero_ether_addr(config->p2p_device_persistent_mac_addr))
1727 		fprintf(f, "p2p_device_persistent_mac_addr=" MACSTR "\n",
1728 			MAC2STR(config->p2p_device_persistent_mac_addr));
1729 	if (config->p2p_interface_random_mac_addr)
1730 		fprintf(f, "p2p_interface_random_mac_addr=%d\n",
1731 			config->p2p_interface_random_mac_addr);
1732 	if (config->bss_no_flush_when_down)
1733 		fprintf(f, "bss_no_flush_when_down=%d\n",
1734 			config->bss_no_flush_when_down);
1735 	if (config->disable_btm)
1736 		fprintf(f, "disable_btm=1\n");
1737 	if (config->extended_key_id != DEFAULT_EXTENDED_KEY_ID)
1738 		fprintf(f, "extended_key_id=%d\n",
1739 			config->extended_key_id);
1740 	if (config->wowlan_disconnect_on_deinit)
1741 		fprintf(f, "wowlan_disconnect_on_deinit=%d\n",
1742 			config->wowlan_disconnect_on_deinit);
1743 	if (config->rsn_overriding)
1744 		fprintf(f, "rsn_overriding=%d\n", config->rsn_overriding);
1745 #ifdef CONFIG_TESTING_OPTIONS
1746 	if (config->mld_force_single_link)
1747 		fprintf(f, "mld_force_single_link=1\n");
1748 	if (config->mld_connect_band_pref != MLD_CONNECT_BAND_PREF_AUTO)
1749 		fprintf(f, "mld_connect_band_pref=%d\n",
1750 			config->mld_connect_band_pref);
1751 	if (!is_zero_ether_addr(config->mld_connect_bssid_pref))
1752 		fprintf(f, "mld_connect_bssid_pref=" MACSTR "\n",
1753 			MAC2STR(config->mld_connect_bssid_pref));
1754 #endif /* CONFIG_TESTING_OPTIONS */
1755 	if (config->ft_prepend_pmkid)
1756 		fprintf(f, "ft_prepend_pmkid=%d\n", config->ft_prepend_pmkid);
1757 	if (config->dik) {
1758 		fprintf(f, "dik_cipher=%d\n", config->dik_cipher);
1759 		write_global_bin(f, "dik", config->dik);
1760 	}
1761 	if (config->wfa_gen_capa)
1762 		fprintf(f, "wfa_gen_capa=%d\n", config->wfa_gen_capa);
1763 	write_global_bin(f, "wfa_gen_capa_supp", config->wfa_gen_capa_supp);
1764 	write_global_bin(f, "wfa_gen_capa_cert", config->wfa_gen_capa_cert);
1765 }
1766 
wpa_config_write_identity(FILE * f,struct wpa_dev_ik * dev_ik)1767 static void wpa_config_write_identity(FILE *f, struct wpa_dev_ik *dev_ik)
1768 {
1769 	fprintf(f, "\tdik_cipher=%d\n", dev_ik->dik_cipher);
1770 
1771 	if (dev_ik->dik)
1772 		write_global_bin(f, "\tdik", dev_ik->dik);
1773 
1774 	if (dev_ik->pmk)
1775 		write_global_bin(f, "\tpmk", dev_ik->pmk);
1776 
1777 	if (dev_ik->pmkid)
1778 		write_global_bin(f, "\tpmkid", dev_ik->pmkid);
1779 }
1780 
1781 #endif /* CONFIG_NO_CONFIG_WRITE */
1782 
1783 
wpa_config_write(const char * name,struct wpa_config * config)1784 int wpa_config_write(const char *name, struct wpa_config *config)
1785 {
1786 #ifndef CONFIG_NO_CONFIG_WRITE
1787 	FILE *f;
1788 	struct wpa_ssid *ssid;
1789 	struct wpa_cred *cred;
1790 	struct wpa_dev_ik *dev_ik;
1791 #ifndef CONFIG_NO_CONFIG_BLOBS
1792 	struct wpa_config_blob *blob;
1793 #endif /* CONFIG_NO_CONFIG_BLOBS */
1794 	int ret = 0;
1795 	const char *orig_name = name;
1796 	int tmp_len;
1797 	char *tmp_name;
1798 
1799 	if (!name) {
1800 		wpa_printf(MSG_ERROR, "No configuration file for writing");
1801 		return -1;
1802 	}
1803 
1804 	tmp_len = os_strlen(name) + 5; /* allow space for .tmp suffix */
1805 	tmp_name = os_malloc(tmp_len);
1806 	if (tmp_name) {
1807 		os_snprintf(tmp_name, tmp_len, "%s.tmp", name);
1808 		name = tmp_name;
1809 	}
1810 
1811 	wpa_printf(MSG_DEBUG, "Writing configuration file '%s'", name);
1812 
1813 	f = fopen(name, "w");
1814 	if (f == NULL) {
1815 		wpa_printf(MSG_DEBUG, "Failed to open '%s' for writing", name);
1816 		os_free(tmp_name);
1817 		return -1;
1818 	}
1819 
1820 	wpa_config_write_global(f, config);
1821 
1822 	for (cred = config->cred; cred; cred = cred->next) {
1823 		if (cred->temporary)
1824 			continue;
1825 		fprintf(f, "\ncred={\n");
1826 		wpa_config_write_cred(f, cred);
1827 		fprintf(f, "}\n");
1828 	}
1829 
1830 	for (ssid = config->ssid; ssid; ssid = ssid->next) {
1831 		if (ssid->key_mgmt == WPA_KEY_MGMT_WPS || ssid->temporary ||
1832 		    ssid->ro)
1833 			continue; /* do not save temporary networks */
1834 		if (wpa_key_mgmt_wpa_psk_no_sae(ssid->key_mgmt) &&
1835 		    !ssid->psk_set && !ssid->passphrase)
1836 			continue; /* do not save invalid network */
1837 		if (wpa_key_mgmt_sae(ssid->key_mgmt) &&
1838 		    !ssid->passphrase && !ssid->sae_password &&
1839 		    !ssid->pmk_valid)
1840 			continue; /* do not save invalid network */
1841 		fprintf(f, "\nnetwork={\n");
1842 		wpa_config_write_network(f, ssid);
1843 		fprintf(f, "}\n");
1844 	}
1845 
1846 	for (dev_ik = config->identity; dev_ik; dev_ik = dev_ik->next) {
1847 		fprintf(f, "\nidentity={\n");
1848 		wpa_config_write_identity(f, dev_ik);
1849 		fprintf(f, "}\n");
1850 	}
1851 
1852 #ifndef CONFIG_NO_CONFIG_BLOBS
1853 	for (blob = config->blobs; blob; blob = blob->next) {
1854 		ret = wpa_config_write_blob(f, blob);
1855 		if (ret)
1856 			break;
1857 	}
1858 #endif /* CONFIG_NO_CONFIG_BLOBS */
1859 
1860 	os_fdatasync(f);
1861 
1862 	fclose(f);
1863 
1864 	if (tmp_name) {
1865 		int chmod_ret = 0;
1866 
1867 #ifdef ANDROID
1868 		chmod_ret = chmod(tmp_name,
1869 				  S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP);
1870 #endif /* ANDROID */
1871 		if (chmod_ret != 0 || rename(tmp_name, orig_name) != 0)
1872 			ret = -1;
1873 
1874 		os_free(tmp_name);
1875 	}
1876 
1877 	wpa_printf(MSG_DEBUG, "Configuration file '%s' written %ssuccessfully",
1878 		   orig_name, ret ? "un" : "");
1879 	return ret;
1880 #else /* CONFIG_NO_CONFIG_WRITE */
1881 	return -1;
1882 #endif /* CONFIG_NO_CONFIG_WRITE */
1883 }
1884