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 #ifdef CONFIG_HUKS_ENCRYPTION_SUPPORT
28 #include "common/wpa_common.h"
29 #endif
30 #ifdef CONFIG_OPEN_HARMONY_PATCH
31 #define MAX_NETWORK_NUM 12
32 #endif /* CONFIG_OPEN_HARMONY_PATCH */
33
wpa_config_validate_network(struct wpa_ssid * ssid,int line)34 static int wpa_config_validate_network(struct wpa_ssid *ssid, int line)
35 {
36 int errors = 0;
37 #ifdef CONFIG_WAPI
38 if ((ssid->wapi != WAPI_TYPE_NONE) &&
39 (ssid->key_mgmt != WPA_KEY_MGMT_WAPI_PSK) && (ssid->key_mgmt != WPA_KEY_MGMT_WAPI_CERT)) {
40 if (ssid->wapi == WAPI_TYPE_CERT) {
41 ssid->key_mgmt = WPA_KEY_MGMT_WAPI_CERT;
42 } else if (ssid->wapi == WAPI_TYPE_PSK) {
43 ssid->key_mgmt = WPA_KEY_MGMT_WAPI_PSK;
44 } else {
45 wpa_printf(MSG_ERROR, "unknown wapi policy %d", ssid->wapi);
46 errors++;
47 }
48 if (ssid->group_cipher != WPA_CIPHER_SMS4) {
49 ssid->group_cipher = WPA_CIPHER_SMS4;
50 }
51 if (ssid->pairwise_cipher != WPA_CIPHER_SMS4) {
52 ssid->pairwise_cipher = WPA_CIPHER_SMS4;
53 }
54 } else if ((ssid->wapi == WAPI_TYPE_NONE) &&
55 ((ssid->key_mgmt == WPA_KEY_MGMT_WAPI_PSK) || (ssid->key_mgmt == WPA_KEY_MGMT_WAPI_CERT))) {
56 if (ssid->key_mgmt == WPA_KEY_MGMT_WAPI_CERT) {
57 ssid->proto = WPA_PROTO_WAPI;
58 ssid->wapi = WAPI_TYPE_CERT;
59 }
60 if (ssid->key_mgmt == WPA_KEY_MGMT_WAPI_PSK) {
61 ssid->proto = WPA_PROTO_WAPI;
62 ssid->wapi = WAPI_TYPE_PSK;
63 }
64 if (ssid->group_cipher != WPA_CIPHER_SMS4) {
65 ssid->group_cipher = WPA_CIPHER_SMS4;
66 }
67 if (ssid->pairwise_cipher != WPA_CIPHER_SMS4) {
68 ssid->pairwise_cipher = WPA_CIPHER_SMS4;
69 }
70 } else {
71 #endif
72 if (ssid->passphrase) {
73 if (ssid->psk_set) {
74 wpa_printf(MSG_ERROR, "Line %d: both PSK and "
75 "passphrase configured.", line);
76 errors++;
77 }
78 wpa_config_update_psk(ssid);
79 }
80
81 if (ssid->disabled == 2)
82 ssid->p2p_persistent_group = 1;
83
84 if ((ssid->group_cipher & WPA_CIPHER_CCMP) &&
85 !(ssid->pairwise_cipher & (WPA_CIPHER_CCMP | WPA_CIPHER_CCMP_256 |
86 WPA_CIPHER_GCMP | WPA_CIPHER_GCMP_256 |
87 WPA_CIPHER_NONE))) {
88 /* Group cipher cannot be stronger than the pairwise cipher. */
89 wpa_printf(MSG_DEBUG, "Line %d: removed CCMP from group cipher"
90 " list since it was not allowed for pairwise "
91 "cipher", line);
92 ssid->group_cipher &= ~WPA_CIPHER_CCMP;
93 }
94 #ifdef CONFIG_WAPI
95 }
96 #endif
97 if (is_6ghz_freq(ssid->frequency) && ssid->mode == WPAS_MODE_MESH &&
98 ssid->key_mgmt == WPA_KEY_MGMT_NONE) {
99 wpa_printf(MSG_ERROR,
100 "Line %d: key_mgmt for mesh network in 6 GHz should be SAE",
101 line);
102 errors++;
103 }
104 if (ssid->mode == WPAS_MODE_MESH &&
105 (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
106 ssid->key_mgmt != WPA_KEY_MGMT_SAE)) {
107 wpa_printf(MSG_ERROR,
108 "Line %d: key_mgmt for mesh network should be open or SAE",
109 line);
110 errors++;
111 }
112
113 #ifdef CONFIG_OCV
114 if (ssid->ocv && ssid->ieee80211w == NO_MGMT_FRAME_PROTECTION) {
115 wpa_printf(MSG_ERROR,
116 "Line %d: PMF needs to be enabled whenever using OCV",
117 line);
118 errors++;
119 }
120 #endif /* CONFIG_OCV */
121
122 return errors;
123 }
124
125
wpa_config_read_network(FILE * f,int * line,int id)126 static struct wpa_ssid * wpa_config_read_network(FILE *f, int *line, int id)
127 {
128 struct wpa_ssid *ssid;
129 int errors = 0, end = 0;
130 char buf[2000], *pos, *pos2;
131
132 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new network block",
133 *line);
134 ssid = os_zalloc(sizeof(*ssid));
135 if (ssid == NULL)
136 return NULL;
137 dl_list_init(&ssid->psk_list);
138 ssid->id = id;
139
140 wpa_config_set_network_defaults(ssid);
141
142 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
143 if (os_strcmp(pos, "}") == 0) {
144 end = 1;
145 break;
146 }
147
148 pos2 = os_strchr(pos, '=');
149 if (pos2 == NULL) {
150 wpa_printf(MSG_ERROR, "Line %d: Invalid SSID line "
151 "'%s'.", *line, pos);
152 errors++;
153 continue;
154 }
155
156 *pos2++ = '\0';
157 if (*pos2 == '"') {
158 if (os_strchr(pos2 + 1, '"') == NULL) {
159 wpa_printf(MSG_ERROR, "Line %d: invalid "
160 "quotation '%s'.", *line, pos2);
161 errors++;
162 continue;
163 }
164 }
165
166 if (wpa_config_set(ssid, pos, pos2, *line) < 0) {
167 #ifndef CONFIG_WEP
168 if (os_strcmp(pos, "wep_key0") == 0 ||
169 os_strcmp(pos, "wep_key1") == 0 ||
170 os_strcmp(pos, "wep_key2") == 0 ||
171 os_strcmp(pos, "wep_key3") == 0 ||
172 os_strcmp(pos, "wep_tx_keyidx") == 0) {
173 wpa_printf(MSG_ERROR,
174 "Line %d: unsupported WEP parameter",
175 *line);
176 ssid->disabled = 1;
177 continue;
178 }
179 #endif /* CONFIG_WEP */
180 errors++;
181 }
182 }
183
184 if (!end) {
185 wpa_printf(MSG_ERROR, "Line %d: network block was not "
186 "terminated properly.", *line);
187 errors++;
188 }
189
190 errors += wpa_config_validate_network(ssid, *line);
191
192 if (errors) {
193 wpa_config_free_ssid(ssid);
194 ssid = NULL;
195 }
196
197 return ssid;
198 }
199
200
wpa_config_read_cred(FILE * f,int * line,int id)201 static struct wpa_cred * wpa_config_read_cred(FILE *f, int *line, int id)
202 {
203 struct wpa_cred *cred;
204 int errors = 0, end = 0;
205 char buf[256], *pos, *pos2;
206
207 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new cred block", *line);
208 cred = os_zalloc(sizeof(*cred));
209 if (cred == NULL)
210 return NULL;
211 cred->id = id;
212 cred->sim_num = DEFAULT_USER_SELECTED_SIM;
213
214 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
215 if (os_strcmp(pos, "}") == 0) {
216 end = 1;
217 break;
218 }
219
220 pos2 = os_strchr(pos, '=');
221 if (pos2 == NULL) {
222 wpa_printf(MSG_ERROR, "Line %d: Invalid cred line "
223 "'%s'.", *line, pos);
224 errors++;
225 continue;
226 }
227
228 *pos2++ = '\0';
229 if (*pos2 == '"') {
230 if (os_strchr(pos2 + 1, '"') == NULL) {
231 wpa_printf(MSG_ERROR, "Line %d: invalid "
232 "quotation '%s'.", *line, pos2);
233 errors++;
234 continue;
235 }
236 }
237
238 if (wpa_config_set_cred(cred, pos, pos2, *line) < 0)
239 errors++;
240 }
241
242 if (!end) {
243 wpa_printf(MSG_ERROR, "Line %d: cred block was not "
244 "terminated properly.", *line);
245 errors++;
246 }
247
248 if (errors) {
249 wpa_config_free_cred(cred);
250 cred = NULL;
251 }
252
253 return cred;
254 }
255
256
257 #ifndef CONFIG_NO_CONFIG_BLOBS
wpa_config_read_blob(FILE * f,int * line,const char * name)258 static struct wpa_config_blob * wpa_config_read_blob(FILE *f, int *line,
259 const char *name)
260 {
261 struct wpa_config_blob *blob;
262 char buf[256], *pos;
263 char *encoded = NULL, *nencoded;
264 int end = 0;
265 size_t encoded_len = 0, len;
266
267 wpa_printf(MSG_MSGDUMP, "Line: %d - start of a new named blob '%s'",
268 *line, name);
269
270 while (wpa_config_get_line(buf, sizeof(buf), f, line, &pos)) {
271 if (os_strcmp(pos, "}") == 0) {
272 end = 1;
273 break;
274 }
275
276 len = os_strlen(pos);
277 nencoded = os_realloc(encoded, encoded_len + len);
278 if (nencoded == NULL) {
279 wpa_printf(MSG_ERROR, "Line %d: not enough memory for "
280 "blob", *line);
281 os_free(encoded);
282 return NULL;
283 }
284 encoded = nencoded;
285 os_memcpy(encoded + encoded_len, pos, len);
286 encoded_len += len;
287 }
288
289 if (!end || !encoded) {
290 wpa_printf(MSG_ERROR, "Line %d: blob was not terminated "
291 "properly", *line);
292 os_free(encoded);
293 return NULL;
294 }
295
296 blob = os_zalloc(sizeof(*blob));
297 if (blob == NULL) {
298 os_free(encoded);
299 return NULL;
300 }
301 blob->name = os_strdup(name);
302 blob->data = base64_decode(encoded, encoded_len, &blob->len);
303 os_free(encoded);
304
305 if (blob->name == NULL || blob->data == NULL) {
306 wpa_config_free_blob(blob);
307 return NULL;
308 }
309
310 return blob;
311 }
312
313
wpa_config_process_blob(struct wpa_config * config,FILE * f,int * line,char * bname)314 static int wpa_config_process_blob(struct wpa_config *config, FILE *f,
315 int *line, char *bname)
316 {
317 char *name_end;
318 struct wpa_config_blob *blob;
319
320 name_end = os_strchr(bname, '=');
321 if (name_end == NULL) {
322 wpa_printf(MSG_ERROR, "Line %d: no blob name terminator",
323 *line);
324 return -1;
325 }
326 *name_end = '\0';
327
328 blob = wpa_config_read_blob(f, line, bname);
329 if (blob == NULL) {
330 wpa_printf(MSG_ERROR, "Line %d: failed to read blob %s",
331 *line, bname);
332 return -1;
333 }
334 wpa_config_set_blob(config, blob);
335 return 0;
336 }
337 #endif /* CONFIG_NO_CONFIG_BLOBS */
338
339
wpa_config_read(const char * name,struct wpa_config * cfgp,bool ro)340 struct wpa_config * wpa_config_read(const char *name, struct wpa_config *cfgp,
341 bool ro)
342 {
343 FILE *f;
344 char buf[512], *pos;
345 int errors = 0, line = 0;
346 struct wpa_ssid *ssid, *tail, *head;
347 struct wpa_cred *cred, *cred_tail, *cred_head;
348 struct wpa_config *config;
349 static int id = 0;
350 static int cred_id = 0;
351
352 if (name == NULL)
353 return NULL;
354 if (cfgp)
355 config = cfgp;
356 else
357 config = wpa_config_alloc_empty(NULL, NULL);
358 if (config == NULL) {
359 wpa_printf(MSG_ERROR, "Failed to allocate config file "
360 "structure");
361 return NULL;
362 }
363 tail = head = config->ssid;
364 while (tail && tail->next)
365 tail = tail->next;
366 cred_tail = cred_head = config->cred;
367 while (cred_tail && cred_tail->next)
368 cred_tail = cred_tail->next;
369
370 wpa_printf(MSG_INFO, "Reading configuration file '%s'", name);
371 f = fopen(name, "r");
372 if (f == NULL) {
373 wpa_printf(MSG_ERROR, "Failed to open config file '%s', "
374 "error: %s", name, strerror(errno));
375 if (config != cfgp)
376 os_free(config);
377 return NULL;
378 }
379
380 while (wpa_config_get_line(buf, sizeof(buf), f, &line, &pos)) {
381 if (os_strcmp(pos, "network={") == 0) {
382 ssid = wpa_config_read_network(f, &line, id++);
383 if (ssid == NULL) {
384 wpa_printf(MSG_ERROR, "Line %d: failed to "
385 "parse network block.", line);
386 errors++;
387 continue;
388 }
389 ssid->ro = ro;
390 if (head == NULL) {
391 head = tail = ssid;
392 } else {
393 tail->next = ssid;
394 tail = ssid;
395 }
396 if (wpa_config_add_prio_network(config, ssid)) {
397 wpa_printf(MSG_ERROR, "Line %d: failed to add "
398 "network block to priority list.",
399 line);
400 errors++;
401 continue;
402 }
403 #ifdef CONFIG_OPEN_HARMONY_PATCH
404 if ((id >= MAX_NETWORK_NUM + 1) && strstr(name, "p2p_supplicant") != NULL) {
405 wpa_printf(MSG_ERROR, "wpa_config_read, over max p2p config");
406 break;
407 }
408 #endif /* CONFIG_OPEN_HARMONY_PATCH */
409 } else if (os_strcmp(pos, "cred={") == 0) {
410 cred = wpa_config_read_cred(f, &line, cred_id++);
411 if (cred == NULL) {
412 wpa_printf(MSG_ERROR, "Line %d: failed to "
413 "parse cred block.", line);
414 errors++;
415 continue;
416 }
417 if (cred_head == NULL) {
418 cred_head = cred_tail = cred;
419 } else {
420 cred_tail->next = cred;
421 cred_tail = cred;
422 }
423 #ifndef CONFIG_NO_CONFIG_BLOBS
424 } else if (os_strncmp(pos, "blob-base64-", 12) == 0) {
425 if (wpa_config_process_blob(config, f, &line, pos + 12)
426 < 0) {
427 wpa_printf(MSG_ERROR, "Line %d: failed to "
428 "process blob.", line);
429 errors++;
430 continue;
431 }
432 #endif /* CONFIG_NO_CONFIG_BLOBS */
433 } else if (wpa_config_process_global(config, pos, line) < 0) {
434 wpa_printf(MSG_ERROR, "Line %d: Invalid configuration "
435 "line '%s'.", line, pos);
436 errors++;
437 continue;
438 }
439 }
440
441 fclose(f);
442
443 config->ssid = head;
444 wpa_config_debug_dump_networks(config);
445 config->cred = cred_head;
446
447 #ifndef WPA_IGNORE_CONFIG_ERRORS
448 if (errors) {
449 if (config != cfgp)
450 wpa_config_free(config);
451 config = NULL;
452 head = NULL;
453 }
454 #endif /* WPA_IGNORE_CONFIG_ERRORS */
455 wpa_printf(MSG_INFO, "Read configuration file finished.");
456 return config;
457 }
458
459
460 #ifndef CONFIG_NO_CONFIG_WRITE
461
write_str(FILE * f,const char * field,struct wpa_ssid * ssid)462 static void write_str(FILE *f, const char *field, struct wpa_ssid *ssid)
463 {
464 char *value = wpa_config_get(ssid, field);
465 if (value == NULL)
466 return;
467 fprintf(f, "\t%s=%s\n", field, value);
468 str_clear_free(value);
469 }
470
471
write_int(FILE * f,const char * field,int value,int def)472 static void write_int(FILE *f, const char *field, int value, int def)
473 {
474 if (value == def)
475 return;
476 fprintf(f, "\t%s=%d\n", field, value);
477 }
478
479
write_bssid(FILE * f,struct wpa_ssid * ssid)480 static void write_bssid(FILE *f, struct wpa_ssid *ssid)
481 {
482 char *value = wpa_config_get(ssid, "bssid");
483 if (value == NULL)
484 return;
485 fprintf(f, "\tbssid=%s\n", value);
486 os_free(value);
487 }
488
489
write_bssid_hint(FILE * f,struct wpa_ssid * ssid)490 static void write_bssid_hint(FILE *f, struct wpa_ssid *ssid)
491 {
492 char *value = wpa_config_get(ssid, "bssid_hint");
493
494 if (!value)
495 return;
496 fprintf(f, "\tbssid_hint=%s\n", value);
497 os_free(value);
498 }
499
500
write_psk(FILE * f,struct wpa_ssid * ssid)501 static void write_psk(FILE *f, struct wpa_ssid *ssid)
502 {
503 char *value;
504
505 if (ssid->mem_only_psk)
506 return;
507
508 value = wpa_config_get(ssid, "psk");
509 if (value == NULL)
510 return;
511 #ifdef CONFIG_HUKS_ENCRYPTION_SUPPORT
512 char *fileName = "WpaEncryHksAesP2pSupplicant";
513 char encryptedData[AES_COMMON_SIZE * 3];
514 char encryptedIv[NONCE_SIZE * 3];
515 uint32_t enDataSize = 0;
516 uint32_t enIvSize = 0;
517 if (wpa_encryption(fileName, value, encryptedData, &enDataSize, encryptedIv, &enIvSize) == 0) {
518 fprintf(f, "\tiv=%s\n", encryptedIv);
519 fprintf(f, "\tpsk=%s\n", encryptedData);
520 } else {
521 wpa_printf(MSG_WARNING, "wpa_encryption failed, fprintf no encrypted psk.");
522 fprintf(f, "\tpsk=%s\n", value);
523 }
524 #else
525 fprintf(f, "\tpsk=%s\n", value);
526 #endif
527 os_free(value);
528 }
529
530
write_proto(FILE * f,struct wpa_ssid * ssid)531 static void write_proto(FILE *f, struct wpa_ssid *ssid)
532 {
533 char *value;
534
535 if (ssid->proto == DEFAULT_PROTO)
536 return;
537
538 value = wpa_config_get(ssid, "proto");
539 if (value == NULL)
540 return;
541 if (value[0])
542 fprintf(f, "\tproto=%s\n", value);
543 os_free(value);
544 }
545
546
write_key_mgmt(FILE * f,struct wpa_ssid * ssid)547 static void write_key_mgmt(FILE *f, struct wpa_ssid *ssid)
548 {
549 char *value;
550
551 if (ssid->key_mgmt == DEFAULT_KEY_MGMT)
552 return;
553
554 value = wpa_config_get(ssid, "key_mgmt");
555 if (value == NULL)
556 return;
557 if (value[0])
558 fprintf(f, "\tkey_mgmt=%s\n", value);
559 os_free(value);
560 }
561
562
write_pairwise(FILE * f,struct wpa_ssid * ssid)563 static void write_pairwise(FILE *f, struct wpa_ssid *ssid)
564 {
565 char *value;
566
567 if (ssid->pairwise_cipher == DEFAULT_PAIRWISE)
568 return;
569
570 value = wpa_config_get(ssid, "pairwise");
571 if (value == NULL)
572 return;
573 if (value[0])
574 fprintf(f, "\tpairwise=%s\n", value);
575 os_free(value);
576 }
577
578
write_group(FILE * f,struct wpa_ssid * ssid)579 static void write_group(FILE *f, struct wpa_ssid *ssid)
580 {
581 char *value;
582
583 if (ssid->group_cipher == DEFAULT_GROUP)
584 return;
585
586 value = wpa_config_get(ssid, "group");
587 if (value == NULL)
588 return;
589 if (value[0])
590 fprintf(f, "\tgroup=%s\n", value);
591 os_free(value);
592 }
593
594
write_group_mgmt(FILE * f,struct wpa_ssid * ssid)595 static void write_group_mgmt(FILE *f, struct wpa_ssid *ssid)
596 {
597 char *value;
598
599 if (!ssid->group_mgmt_cipher)
600 return;
601
602 value = wpa_config_get(ssid, "group_mgmt");
603 if (!value)
604 return;
605 if (value[0])
606 fprintf(f, "\tgroup_mgmt=%s\n", value);
607 os_free(value);
608 }
609
610
write_auth_alg(FILE * f,struct wpa_ssid * ssid)611 static void write_auth_alg(FILE *f, struct wpa_ssid *ssid)
612 {
613 char *value;
614
615 if (ssid->auth_alg == 0)
616 return;
617
618 value = wpa_config_get(ssid, "auth_alg");
619 if (value == NULL)
620 return;
621 if (value[0])
622 fprintf(f, "\tauth_alg=%s\n", value);
623 os_free(value);
624 }
625
626
627 #ifdef IEEE8021X_EAPOL
write_eap(FILE * f,struct wpa_ssid * ssid)628 static void write_eap(FILE *f, struct wpa_ssid *ssid)
629 {
630 char *value;
631
632 value = wpa_config_get(ssid, "eap");
633 if (value == NULL)
634 return;
635
636 if (value[0])
637 fprintf(f, "\teap=%s\n", value);
638 os_free(value);
639 }
640 #endif /* IEEE8021X_EAPOL */
641
642
643 #ifdef CONFIG_WEP
write_wep_key(FILE * f,int idx,struct wpa_ssid * ssid)644 static void write_wep_key(FILE *f, int idx, struct wpa_ssid *ssid)
645 {
646 char field[20], *value;
647 int res;
648
649 res = os_snprintf(field, sizeof(field), "wep_key%d", idx);
650 if (os_snprintf_error(sizeof(field), res))
651 return;
652 value = wpa_config_get(ssid, field);
653 if (value) {
654 fprintf(f, "\t%s=%s\n", field, value);
655 os_free(value);
656 }
657 }
658 #endif /* CONFIG_WEP */
659
660
661 #ifdef CONFIG_P2P
662
write_go_p2p_dev_addr(FILE * f,struct wpa_ssid * ssid)663 static void write_go_p2p_dev_addr(FILE *f, struct wpa_ssid *ssid)
664 {
665 char *value = wpa_config_get(ssid, "go_p2p_dev_addr");
666 if (value == NULL)
667 return;
668 fprintf(f, "\tgo_p2p_dev_addr=%s\n", value);
669 os_free(value);
670 }
671
write_p2p_client_list(FILE * f,struct wpa_ssid * ssid)672 static void write_p2p_client_list(FILE *f, struct wpa_ssid *ssid)
673 {
674 char *value = wpa_config_get(ssid, "p2p_client_list");
675 if (value == NULL)
676 return;
677 fprintf(f, "\tp2p_client_list=%s\n", value);
678 os_free(value);
679 }
680
681
write_psk_list(FILE * f,struct wpa_ssid * ssid)682 static void write_psk_list(FILE *f, struct wpa_ssid *ssid)
683 {
684 struct psk_list_entry *psk;
685 char hex[32 * 2 + 1];
686
687 dl_list_for_each(psk, &ssid->psk_list, struct psk_list_entry, list) {
688 wpa_snprintf_hex(hex, sizeof(hex), psk->psk, sizeof(psk->psk));
689 fprintf(f, "\tpsk_list=%s" MACSTR "-%s\n",
690 psk->p2p ? "P2P-" : "", MAC2STR(psk->addr), hex);
691 }
692 }
693
694 #endif /* CONFIG_P2P */
695
696
697 #ifdef CONFIG_MACSEC
698
write_mka_cak(FILE * f,struct wpa_ssid * ssid)699 static void write_mka_cak(FILE *f, struct wpa_ssid *ssid)
700 {
701 char *value;
702
703 if (!(ssid->mka_psk_set & MKA_PSK_SET_CAK))
704 return;
705
706 value = wpa_config_get(ssid, "mka_cak");
707 if (!value)
708 return;
709 fprintf(f, "\tmka_cak=%s\n", value);
710 os_free(value);
711 }
712
713
write_mka_ckn(FILE * f,struct wpa_ssid * ssid)714 static void write_mka_ckn(FILE *f, struct wpa_ssid *ssid)
715 {
716 char *value;
717
718 if (!(ssid->mka_psk_set & MKA_PSK_SET_CKN))
719 return;
720
721 value = wpa_config_get(ssid, "mka_ckn");
722 if (!value)
723 return;
724 fprintf(f, "\tmka_ckn=%s\n", value);
725 os_free(value);
726 }
727
728 #endif /* CONFIG_MACSEC */
729
730
wpa_config_write_network(FILE * f,struct wpa_ssid * ssid)731 static void wpa_config_write_network(FILE *f, struct wpa_ssid *ssid)
732 {
733 #define STR(t) write_str(f, #t, ssid)
734 #define INT(t) write_int(f, #t, ssid->t, 0)
735 #define INTe(t, m) write_int(f, #t, ssid->eap.m, 0)
736 #define INT_DEF(t, def) write_int(f, #t, ssid->t, def)
737 #define INT_DEFe(t, m, def) write_int(f, #t, ssid->eap.m, def)
738
739 STR(ssid);
740 INT(scan_ssid);
741 write_bssid(f, ssid);
742 write_bssid_hint(f, ssid);
743 write_str(f, "bssid_ignore", ssid);
744 write_str(f, "bssid_accept", ssid);
745 write_psk(f, ssid);
746 INT(mem_only_psk);
747 STR(sae_password);
748 STR(sae_password_id);
749 write_int(f, "sae_pwe", ssid->sae_pwe, DEFAULT_SAE_PWE);
750 write_proto(f, ssid);
751 write_key_mgmt(f, ssid);
752 #ifdef CONFIG_WAPI
753 INT(wapi);
754 if ((ssid->wapi == WAPI_TYPE_PSK) || (ssid->key_mgmt == WPA_KEY_MGMT_WAPI_PSK)) {
755 INT(psk_key_type);
756 STR(wapi_psk);
757 }
758 if ((ssid->wapi == WAPI_TYPE_CERT) || (ssid->key_mgmt == WPA_KEY_MGMT_WAPI_CERT)) {
759 STR(wapi_user_sel_cert);
760 STR(wapi_ca_cert);
761 INT(wapi_user_cert_mode);
762 }
763 #endif
764 INT_DEF(bg_scan_period, DEFAULT_BG_SCAN_PERIOD);
765 write_pairwise(f, ssid);
766 write_group(f, ssid);
767 write_group_mgmt(f, ssid);
768 write_auth_alg(f, ssid);
769 STR(bgscan);
770 STR(autoscan);
771 STR(scan_freq);
772 #ifdef IEEE8021X_EAPOL
773 write_eap(f, ssid);
774 STR(identity);
775 STR(anonymous_identity);
776 STR(imsi_identity);
777 STR(machine_identity);
778 STR(password);
779 STR(machine_password);
780 STR(ca_cert);
781 STR(ca_path);
782 STR(client_cert);
783 STR(private_key);
784 STR(private_key_passwd);
785 STR(subject_match);
786 STR(check_cert_subject);
787 STR(altsubject_match);
788 STR(domain_suffix_match);
789 STR(domain_match);
790 STR(ca_cert2);
791 STR(ca_path2);
792 STR(client_cert2);
793 STR(private_key2);
794 STR(private_key2_passwd);
795 STR(subject_match2);
796 STR(check_cert_subject2);
797 STR(altsubject_match2);
798 STR(domain_suffix_match2);
799 STR(domain_match2);
800 STR(machine_ca_cert);
801 STR(machine_ca_path);
802 STR(machine_client_cert);
803 STR(machine_private_key);
804 STR(machine_private_key_passwd);
805 STR(machine_subject_match);
806 STR(machine_check_cert_subject);
807 STR(machine_altsubject_match);
808 STR(machine_domain_suffix_match);
809 STR(machine_domain_match);
810 STR(phase1);
811 STR(phase2);
812 STR(machine_phase2);
813 STR(pcsc);
814 STR(pin);
815 STR(engine_id);
816 STR(key_id);
817 STR(cert_id);
818 STR(ca_cert_id);
819 STR(key2_id);
820 STR(pin2);
821 STR(engine2_id);
822 STR(cert2_id);
823 STR(ca_cert2_id);
824 INTe(engine, cert.engine);
825 INTe(engine2, phase2_cert.engine);
826 INTe(machine_engine, machine_cert.engine);
827 INT_DEF(eapol_flags, DEFAULT_EAPOL_FLAGS);
828 STR(openssl_ciphers);
829 INTe(erp, erp);
830 #endif /* IEEE8021X_EAPOL */
831 #ifdef CONFIG_WEP
832 {
833 int i;
834
835 for (i = 0; i < 4; i++)
836 write_wep_key(f, i, ssid);
837 INT(wep_tx_keyidx);
838 }
839 #endif /* CONFIG_WEP */
840 INT(priority);
841 #ifdef IEEE8021X_EAPOL
842 INT_DEF(eap_workaround, DEFAULT_EAP_WORKAROUND);
843 STR(pac_file);
844 INT_DEFe(fragment_size, fragment_size, DEFAULT_FRAGMENT_SIZE);
845 INTe(ocsp, cert.ocsp);
846 INTe(ocsp2, phase2_cert.ocsp);
847 INTe(machine_ocsp, machine_cert.ocsp);
848 INT_DEFe(sim_num, sim_num, DEFAULT_USER_SELECTED_SIM);
849 #endif /* IEEE8021X_EAPOL */
850 INT(mode);
851 INT(no_auto_peer);
852 INT(mesh_fwding);
853 INT(frequency);
854 INT(enable_edmg);
855 INT(edmg_channel);
856 INT(fixed_freq);
857 #ifdef CONFIG_ACS
858 INT(acs);
859 #endif /* CONFIG_ACS */
860 write_int(f, "proactive_key_caching", ssid->proactive_key_caching, -1);
861 INT(disabled);
862 INT(mixed_cell);
863 INT_DEF(vht, 1);
864 INT_DEF(ht, 1);
865 INT(ht40);
866 INT_DEF(he, 1);
867 INT_DEF(max_oper_chwidth, DEFAULT_MAX_OPER_CHWIDTH);
868 INT(vht_center_freq1);
869 INT(vht_center_freq2);
870 INT(pbss);
871 INT(wps_disabled);
872 INT(fils_dh_group);
873 write_int(f, "ieee80211w", ssid->ieee80211w,
874 MGMT_FRAME_PROTECTION_DEFAULT);
875 STR(id_str);
876 #ifdef CONFIG_P2P
877 write_go_p2p_dev_addr(f, ssid);
878 write_p2p_client_list(f, ssid);
879 write_psk_list(f, ssid);
880 #ifdef CONFIG_OPEN_HARMONY_PATCH
881 write_int(f, "timestamp", ssid->timestamp, -1);
882 #endif /* ONFIG_OPEN_HARMONY_PATCH */
883 #endif /* CONFIG_P2P */
884 INT(ap_max_inactivity);
885 INT(dtim_period);
886 INT(beacon_int);
887 #ifdef CONFIG_MACSEC
888 INT(macsec_policy);
889 write_mka_cak(f, ssid);
890 write_mka_ckn(f, ssid);
891 INT(macsec_integ_only);
892 INT(macsec_replay_protect);
893 INT(macsec_replay_window);
894 INT(macsec_offload);
895 INT(macsec_port);
896 INT_DEF(mka_priority, DEFAULT_PRIO_NOT_KEY_SERVER);
897 INT(macsec_csindex);
898 #endif /* CONFIG_MACSEC */
899 #ifdef CONFIG_HS20
900 INT(update_identifier);
901 STR(roaming_consortium_selection);
902 #endif /* CONFIG_HS20 */
903 write_int(f, "mac_addr", ssid->mac_addr, -1);
904 #ifdef CONFIG_MESH
905 STR(mesh_basic_rates);
906 INT_DEF(dot11MeshMaxRetries, DEFAULT_MESH_MAX_RETRIES);
907 INT_DEF(dot11MeshRetryTimeout, DEFAULT_MESH_RETRY_TIMEOUT);
908 INT_DEF(dot11MeshConfirmTimeout, DEFAULT_MESH_CONFIRM_TIMEOUT);
909 INT_DEF(dot11MeshHoldingTimeout, DEFAULT_MESH_HOLDING_TIMEOUT);
910 INT_DEF(mesh_rssi_threshold, DEFAULT_MESH_RSSI_THRESHOLD);
911 #endif /* CONFIG_MESH */
912 INT(wpa_ptk_rekey);
913 INT(wpa_deny_ptk0_rekey);
914 INT(group_rekey);
915 INT(ignore_broadcast_ssid);
916 #ifdef CONFIG_DPP
917 STR(dpp_connector);
918 STR(dpp_netaccesskey);
919 INT(dpp_netaccesskey_expiry);
920 STR(dpp_csign);
921 STR(dpp_pp_key);
922 INT(dpp_pfs);
923 INT(dpp_connector_privacy);
924 #endif /* CONFIG_DPP */
925 INT(owe_group);
926 INT(owe_only);
927 INT(owe_ptk_workaround);
928 INT(multi_ap_backhaul_sta);
929 INT(ft_eap_pmksa_caching);
930 INT(multi_ap_profile);
931 INT(beacon_prot);
932 INT(transition_disable);
933 INT(sae_pk);
934 #ifdef CONFIG_HT_OVERRIDES
935 INT_DEF(disable_ht, DEFAULT_DISABLE_HT);
936 INT_DEF(disable_ht40, DEFAULT_DISABLE_HT40);
937 INT_DEF(disable_sgi, DEFAULT_DISABLE_SGI);
938 INT_DEF(disable_ldpc, DEFAULT_DISABLE_LDPC);
939 INT(ht40_intolerant);
940 INT_DEF(tx_stbc, DEFAULT_TX_STBC);
941 INT_DEF(rx_stbc, DEFAULT_RX_STBC);
942 INT_DEF(disable_max_amsdu, DEFAULT_DISABLE_MAX_AMSDU);
943 INT_DEF(ampdu_factor, DEFAULT_AMPDU_FACTOR);
944 INT_DEF(ampdu_density, DEFAULT_AMPDU_DENSITY);
945 STR(ht_mcs);
946 #endif /* CONFIG_HT_OVERRIDES */
947 #ifdef CONFIG_VHT_OVERRIDES
948 INT(disable_vht);
949 INT(vht_capa);
950 INT(vht_capa_mask);
951 INT_DEF(vht_rx_mcs_nss_1, -1);
952 INT_DEF(vht_rx_mcs_nss_2, -1);
953 INT_DEF(vht_rx_mcs_nss_3, -1);
954 INT_DEF(vht_rx_mcs_nss_4, -1);
955 INT_DEF(vht_rx_mcs_nss_5, -1);
956 INT_DEF(vht_rx_mcs_nss_6, -1);
957 INT_DEF(vht_rx_mcs_nss_7, -1);
958 INT_DEF(vht_rx_mcs_nss_8, -1);
959 INT_DEF(vht_tx_mcs_nss_1, -1);
960 INT_DEF(vht_tx_mcs_nss_2, -1);
961 INT_DEF(vht_tx_mcs_nss_3, -1);
962 INT_DEF(vht_tx_mcs_nss_4, -1);
963 INT_DEF(vht_tx_mcs_nss_5, -1);
964 INT_DEF(vht_tx_mcs_nss_6, -1);
965 INT_DEF(vht_tx_mcs_nss_7, -1);
966 INT_DEF(vht_tx_mcs_nss_8, -1);
967 #endif /* CONFIG_VHT_OVERRIDES */
968 #ifdef CONFIG_HE_OVERRIDES
969 INT(disable_he);
970 #endif /* CONFIG_HE_OVERRIDES */
971 INT(disable_eht);
972 INT(enable_4addr_mode);
973 INT(max_idle);
974 INT(ssid_protection);
975
976 #undef STR
977 #undef INT
978 #undef INT_DEF
979 }
980
981
wpa_config_write_cred(FILE * f,struct wpa_cred * cred)982 static void wpa_config_write_cred(FILE *f, struct wpa_cred *cred)
983 {
984 size_t i;
985
986 if (cred->priority)
987 fprintf(f, "\tpriority=%d\n", cred->priority);
988 if (cred->pcsc)
989 fprintf(f, "\tpcsc=%d\n", cred->pcsc);
990 if (cred->realm)
991 fprintf(f, "\trealm=\"%s\"\n", cred->realm);
992 if (cred->username)
993 fprintf(f, "\tusername=\"%s\"\n", cred->username);
994 if (cred->password && cred->ext_password)
995 fprintf(f, "\tpassword=ext:%s\n", cred->password);
996 else if (cred->password)
997 fprintf(f, "\tpassword=\"%s\"\n", cred->password);
998 if (cred->ca_cert)
999 fprintf(f, "\tca_cert=\"%s\"\n", cred->ca_cert);
1000 if (cred->client_cert)
1001 fprintf(f, "\tclient_cert=\"%s\"\n", cred->client_cert);
1002 if (cred->private_key)
1003 fprintf(f, "\tprivate_key=\"%s\"\n", cred->private_key);
1004 if (cred->private_key_passwd)
1005 fprintf(f, "\tprivate_key_passwd=\"%s\"\n",
1006 cred->private_key_passwd);
1007 if (cred->imsi)
1008 fprintf(f, "\timsi=\"%s\"\n", cred->imsi);
1009 if (cred->milenage)
1010 fprintf(f, "\tmilenage=\"%s\"\n", cred->milenage);
1011 for (i = 0; i < cred->num_domain; i++)
1012 fprintf(f, "\tdomain=\"%s\"\n", cred->domain[i]);
1013 if (cred->domain_suffix_match)
1014 fprintf(f, "\tdomain_suffix_match=\"%s\"\n",
1015 cred->domain_suffix_match);
1016 if (cred->eap_method) {
1017 const char *name;
1018 name = eap_get_name(cred->eap_method[0].vendor,
1019 cred->eap_method[0].method);
1020 if (name)
1021 fprintf(f, "\teap=%s\n", name);
1022 }
1023 if (cred->phase1)
1024 fprintf(f, "\tphase1=\"%s\"\n", cred->phase1);
1025 if (cred->phase2)
1026 fprintf(f, "\tphase2=\"%s\"\n", cred->phase2);
1027 if (cred->excluded_ssid) {
1028 size_t j;
1029 for (i = 0; i < cred->num_excluded_ssid; i++) {
1030 struct excluded_ssid *e = &cred->excluded_ssid[i];
1031 fprintf(f, "\texcluded_ssid=");
1032 for (j = 0; j < e->ssid_len; j++)
1033 fprintf(f, "%02x", e->ssid[j]);
1034 fprintf(f, "\n");
1035 }
1036 }
1037 if (cred->roaming_partner) {
1038 for (i = 0; i < cred->num_roaming_partner; i++) {
1039 struct roaming_partner *p = &cred->roaming_partner[i];
1040 fprintf(f, "\troaming_partner=\"%s,%d,%u,%s\"\n",
1041 p->fqdn, p->exact_match, p->priority,
1042 p->country);
1043 }
1044 }
1045 if (cred->update_identifier)
1046 fprintf(f, "\tupdate_identifier=%d\n", cred->update_identifier);
1047
1048 if (cred->provisioning_sp)
1049 fprintf(f, "\tprovisioning_sp=\"%s\"\n", cred->provisioning_sp);
1050 if (cred->sp_priority)
1051 fprintf(f, "\tsp_priority=%d\n", cred->sp_priority);
1052
1053 if (cred->min_dl_bandwidth_home)
1054 fprintf(f, "\tmin_dl_bandwidth_home=%u\n",
1055 cred->min_dl_bandwidth_home);
1056 if (cred->min_ul_bandwidth_home)
1057 fprintf(f, "\tmin_ul_bandwidth_home=%u\n",
1058 cred->min_ul_bandwidth_home);
1059 if (cred->min_dl_bandwidth_roaming)
1060 fprintf(f, "\tmin_dl_bandwidth_roaming=%u\n",
1061 cred->min_dl_bandwidth_roaming);
1062 if (cred->min_ul_bandwidth_roaming)
1063 fprintf(f, "\tmin_ul_bandwidth_roaming=%u\n",
1064 cred->min_ul_bandwidth_roaming);
1065
1066 if (cred->max_bss_load)
1067 fprintf(f, "\tmax_bss_load=%u\n",
1068 cred->max_bss_load);
1069
1070 if (cred->ocsp)
1071 fprintf(f, "\tocsp=%d\n", cred->ocsp);
1072
1073 if (cred->num_req_conn_capab) {
1074 for (i = 0; i < cred->num_req_conn_capab; i++) {
1075 int *ports;
1076
1077 fprintf(f, "\treq_conn_capab=%u",
1078 cred->req_conn_capab_proto[i]);
1079 ports = cred->req_conn_capab_port[i];
1080 if (ports) {
1081 int j;
1082 for (j = 0; ports[j] != -1; j++) {
1083 fprintf(f, "%s%d", j > 0 ? "," : ":",
1084 ports[j]);
1085 }
1086 }
1087 fprintf(f, "\n");
1088 }
1089 }
1090
1091 if (cred->num_home_ois) {
1092 size_t j;
1093
1094 fprintf(f, "\thome_ois=\"");
1095 for (i = 0; i < cred->num_home_ois; i++) {
1096 if (i > 0)
1097 fprintf(f, ",");
1098 for (j = 0; j < cred->home_ois_len[i]; j++)
1099 fprintf(f, "%02x",
1100 cred->home_ois[i][j]);
1101 }
1102 fprintf(f, "\"\n");
1103 }
1104
1105 if (cred->num_required_home_ois) {
1106 size_t j;
1107
1108 fprintf(f, "\trequired_home_ois=\"");
1109 for (i = 0; i < cred->num_required_home_ois; i++) {
1110 if (i > 0)
1111 fprintf(f, ",");
1112 for (j = 0; j < cred->required_home_ois_len[i]; j++)
1113 fprintf(f, "%02x",
1114 cred->required_home_ois[i][j]);
1115 }
1116 fprintf(f, "\"\n");
1117 }
1118
1119 if (cred->num_roaming_consortiums) {
1120 size_t j;
1121
1122 fprintf(f, "\troaming_consortiums=\"");
1123 for (i = 0; i < cred->num_roaming_consortiums; i++) {
1124 if (i > 0)
1125 fprintf(f, ",");
1126 for (j = 0; j < cred->roaming_consortiums_len[i]; j++)
1127 fprintf(f, "%02x",
1128 cred->roaming_consortiums[i][j]);
1129 }
1130 fprintf(f, "\"\n");
1131 }
1132
1133 if (cred->sim_num != DEFAULT_USER_SELECTED_SIM)
1134 fprintf(f, "\tsim_num=%d\n", cred->sim_num);
1135
1136 if (cred->engine)
1137 fprintf(f, "\tengine=%d\n", cred->engine);
1138 if (cred->engine_id)
1139 fprintf(f, "\tengine_id=\"%s\"\n", cred->engine_id);
1140 if (cred->key_id)
1141 fprintf(f, "\tkey_id=\"%s\"\n", cred->key_id);
1142 if (cred->cert_id)
1143 fprintf(f, "\tcert_id=\"%s\"\n", cred->cert_id);
1144 if (cred->ca_cert_id)
1145 fprintf(f, "\tca_cert_id=\"%s\"\n", cred->ca_cert_id);
1146
1147 if (cred->imsi_privacy_cert)
1148 fprintf(f, "\timsi_privacy_cert=\"%s\"\n",
1149 cred->imsi_privacy_cert);
1150 if (cred->imsi_privacy_attr)
1151 fprintf(f, "\timsi_privacy_attr=\"%s\"\n",
1152 cred->imsi_privacy_attr);
1153 }
1154
1155
1156 #ifndef CONFIG_NO_CONFIG_BLOBS
wpa_config_write_blob(FILE * f,struct wpa_config_blob * blob)1157 static int wpa_config_write_blob(FILE *f, struct wpa_config_blob *blob)
1158 {
1159 char *encoded;
1160
1161 encoded = base64_encode(blob->data, blob->len, NULL);
1162 if (encoded == NULL)
1163 return -1;
1164
1165 fprintf(f, "\nblob-base64-%s={\n%s}\n", blob->name, encoded);
1166 os_free(encoded);
1167 return 0;
1168 }
1169 #endif /* CONFIG_NO_CONFIG_BLOBS */
1170
1171
write_global_bin(FILE * f,const char * field,const struct wpabuf * val)1172 static void write_global_bin(FILE *f, const char *field,
1173 const struct wpabuf *val)
1174 {
1175 size_t i;
1176 const u8 *pos;
1177
1178 if (val == NULL)
1179 return;
1180
1181 fprintf(f, "%s=", field);
1182 pos = wpabuf_head(val);
1183 for (i = 0; i < wpabuf_len(val); i++)
1184 fprintf(f, "%02X", *pos++);
1185 fprintf(f, "\n");
1186 }
1187
1188
wpa_config_write_global(FILE * f,struct wpa_config * config)1189 static void wpa_config_write_global(FILE *f, struct wpa_config *config)
1190 {
1191 #ifdef CONFIG_CTRL_IFACE
1192 if (config->ctrl_interface)
1193 fprintf(f, "ctrl_interface=%s\n", config->ctrl_interface);
1194 if (config->ctrl_interface_group)
1195 fprintf(f, "ctrl_interface_group=%s\n",
1196 config->ctrl_interface_group);
1197 #endif /* CONFIG_CTRL_IFACE */
1198 if (config->eapol_version != DEFAULT_EAPOL_VERSION)
1199 fprintf(f, "eapol_version=%d\n", config->eapol_version);
1200 if (config->ap_scan != DEFAULT_AP_SCAN)
1201 fprintf(f, "ap_scan=%d\n", config->ap_scan);
1202 if (config->disable_scan_offload)
1203 fprintf(f, "disable_scan_offload=%d\n",
1204 config->disable_scan_offload);
1205 if (config->fast_reauth != DEFAULT_FAST_REAUTH)
1206 fprintf(f, "fast_reauth=%d\n", config->fast_reauth);
1207 #ifndef CONFIG_OPENSC_ENGINE_PATH
1208 if (config->opensc_engine_path)
1209 fprintf(f, "opensc_engine_path=%s\n",
1210 config->opensc_engine_path);
1211 #endif /* CONFIG_OPENSC_ENGINE_PATH */
1212 #ifndef CONFIG_PKCS11_ENGINE_PATH
1213 if (config->pkcs11_engine_path)
1214 fprintf(f, "pkcs11_engine_path=%s\n",
1215 config->pkcs11_engine_path);
1216 #endif /* CONFIG_PKCS11_ENGINE_PATH */
1217 #ifndef CONFIG_PKCS11_MODULE_PATH
1218 if (config->pkcs11_module_path)
1219 fprintf(f, "pkcs11_module_path=%s\n",
1220 config->pkcs11_module_path);
1221 #endif /* CONFIG_PKCS11_MODULE_PATH */
1222 if (config->openssl_ciphers)
1223 fprintf(f, "openssl_ciphers=%s\n", config->openssl_ciphers);
1224 if (config->pcsc_reader)
1225 fprintf(f, "pcsc_reader=%s\n", config->pcsc_reader);
1226 if (config->pcsc_pin)
1227 fprintf(f, "pcsc_pin=%s\n", config->pcsc_pin);
1228 if (config->driver_param)
1229 fprintf(f, "driver_param=%s\n", config->driver_param);
1230 if (config->dot11RSNAConfigPMKLifetime)
1231 fprintf(f, "dot11RSNAConfigPMKLifetime=%u\n",
1232 config->dot11RSNAConfigPMKLifetime);
1233 if (config->dot11RSNAConfigPMKReauthThreshold)
1234 fprintf(f, "dot11RSNAConfigPMKReauthThreshold=%u\n",
1235 config->dot11RSNAConfigPMKReauthThreshold);
1236 if (config->dot11RSNAConfigSATimeout)
1237 fprintf(f, "dot11RSNAConfigSATimeout=%u\n",
1238 config->dot11RSNAConfigSATimeout);
1239 if (config->update_config)
1240 fprintf(f, "update_config=%d\n", config->update_config);
1241 #ifdef CONFIG_WPS
1242 if (!is_nil_uuid(config->uuid)) {
1243 char buf[40];
1244 uuid_bin2str(config->uuid, buf, sizeof(buf));
1245 fprintf(f, "uuid=%s\n", buf);
1246 }
1247 if (config->auto_uuid)
1248 fprintf(f, "auto_uuid=%d\n", config->auto_uuid);
1249 if (config->device_name)
1250 fprintf(f, "device_name=%s\n", config->device_name);
1251 if (config->manufacturer)
1252 fprintf(f, "manufacturer=%s\n", config->manufacturer);
1253 if (config->model_name)
1254 fprintf(f, "model_name=%s\n", config->model_name);
1255 if (config->model_number)
1256 fprintf(f, "model_number=%s\n", config->model_number);
1257 if (config->serial_number)
1258 fprintf(f, "serial_number=%s\n", config->serial_number);
1259 {
1260 char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;
1261 buf = wps_dev_type_bin2str(config->device_type,
1262 _buf, sizeof(_buf));
1263 if (os_strcmp(buf, "0-00000000-0") != 0)
1264 fprintf(f, "device_type=%s\n", buf);
1265 }
1266 if (WPA_GET_BE32(config->os_version))
1267 fprintf(f, "os_version=%08x\n",
1268 WPA_GET_BE32(config->os_version));
1269 if (config->config_methods)
1270 fprintf(f, "config_methods=%s\n", config->config_methods);
1271 if (config->wps_cred_processing)
1272 fprintf(f, "wps_cred_processing=%d\n",
1273 config->wps_cred_processing);
1274 if (config->wps_cred_add_sae)
1275 fprintf(f, "wps_cred_add_sae=%d\n",
1276 config->wps_cred_add_sae);
1277 if (config->wps_vendor_ext_m1) {
1278 int i, len = wpabuf_len(config->wps_vendor_ext_m1);
1279 const u8 *p = wpabuf_head_u8(config->wps_vendor_ext_m1);
1280 if (len > 0) {
1281 fprintf(f, "wps_vendor_ext_m1=");
1282 for (i = 0; i < len; i++)
1283 fprintf(f, "%02x", *p++);
1284 fprintf(f, "\n");
1285 }
1286 }
1287 #endif /* CONFIG_WPS */
1288 #ifdef CONFIG_P2P
1289 {
1290 int i;
1291 char _buf[WPS_DEV_TYPE_BUFSIZE], *buf;
1292
1293 for (i = 0; i < config->num_sec_device_types; i++) {
1294 buf = wps_dev_type_bin2str(config->sec_device_type[i],
1295 _buf, sizeof(_buf));
1296 if (buf)
1297 fprintf(f, "sec_device_type=%s\n", buf);
1298 }
1299 }
1300 if (config->p2p_listen_reg_class)
1301 fprintf(f, "p2p_listen_reg_class=%d\n",
1302 config->p2p_listen_reg_class);
1303 if (config->p2p_listen_channel)
1304 fprintf(f, "p2p_listen_channel=%d\n",
1305 config->p2p_listen_channel);
1306 if (config->p2p_oper_reg_class)
1307 fprintf(f, "p2p_oper_reg_class=%d\n",
1308 config->p2p_oper_reg_class);
1309 if (config->p2p_oper_channel)
1310 fprintf(f, "p2p_oper_channel=%d\n", config->p2p_oper_channel);
1311 if (config->p2p_go_intent != DEFAULT_P2P_GO_INTENT)
1312 fprintf(f, "p2p_go_intent=%d\n", config->p2p_go_intent);
1313 if (config->p2p_ssid_postfix)
1314 fprintf(f, "p2p_ssid_postfix=%s\n", config->p2p_ssid_postfix);
1315 if (config->persistent_reconnect)
1316 fprintf(f, "persistent_reconnect=%d\n",
1317 config->persistent_reconnect);
1318 if (config->p2p_intra_bss != DEFAULT_P2P_INTRA_BSS)
1319 fprintf(f, "p2p_intra_bss=%d\n", config->p2p_intra_bss);
1320 if (config->p2p_group_idle)
1321 fprintf(f, "p2p_group_idle=%d\n", config->p2p_group_idle);
1322 if (config->p2p_passphrase_len)
1323 fprintf(f, "p2p_passphrase_len=%u\n",
1324 config->p2p_passphrase_len);
1325 if (config->p2p_pref_chan) {
1326 unsigned int i;
1327 fprintf(f, "p2p_pref_chan=");
1328 for (i = 0; i < config->num_p2p_pref_chan; i++) {
1329 fprintf(f, "%s%u:%u", i > 0 ? "," : "",
1330 config->p2p_pref_chan[i].op_class,
1331 config->p2p_pref_chan[i].chan);
1332 }
1333 fprintf(f, "\n");
1334 }
1335 if (config->p2p_no_go_freq.num) {
1336 char *val = freq_range_list_str(&config->p2p_no_go_freq);
1337 if (val) {
1338 fprintf(f, "p2p_no_go_freq=%s\n", val);
1339 os_free(val);
1340 }
1341 }
1342 if (config->p2p_add_cli_chan)
1343 fprintf(f, "p2p_add_cli_chan=%d\n", config->p2p_add_cli_chan);
1344 if (config->p2p_optimize_listen_chan !=
1345 DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN)
1346 fprintf(f, "p2p_optimize_listen_chan=%d\n",
1347 config->p2p_optimize_listen_chan);
1348 if (config->p2p_go_ht40)
1349 fprintf(f, "p2p_go_ht40=%d\n", config->p2p_go_ht40);
1350 if (config->p2p_go_vht)
1351 fprintf(f, "p2p_go_vht=%d\n", config->p2p_go_vht);
1352 if (config->p2p_go_he)
1353 fprintf(f, "p2p_go_he=%d\n", config->p2p_go_he);
1354 if (config->p2p_go_edmg)
1355 fprintf(f, "p2p_go_edmg=%d\n", config->p2p_go_edmg);
1356 if (config->p2p_go_ctwindow != DEFAULT_P2P_GO_CTWINDOW)
1357 fprintf(f, "p2p_go_ctwindow=%d\n", config->p2p_go_ctwindow);
1358 if (config->p2p_disabled)
1359 fprintf(f, "p2p_disabled=%d\n", config->p2p_disabled);
1360 if (config->p2p_no_group_iface)
1361 fprintf(f, "p2p_no_group_iface=%d\n",
1362 config->p2p_no_group_iface);
1363 if (config->p2p_ignore_shared_freq)
1364 fprintf(f, "p2p_ignore_shared_freq=%d\n",
1365 config->p2p_ignore_shared_freq);
1366 if (config->p2p_cli_probe)
1367 fprintf(f, "p2p_cli_probe=%d\n", config->p2p_cli_probe);
1368 if (config->p2p_go_freq_change_policy != DEFAULT_P2P_GO_FREQ_MOVE)
1369 fprintf(f, "p2p_go_freq_change_policy=%u\n",
1370 config->p2p_go_freq_change_policy);
1371
1372 if (config->p2p_6ghz_disable)
1373 fprintf(f, "p2p_6ghz_disable=%d\n", config->p2p_6ghz_disable);
1374
1375 if (WPA_GET_BE32(config->ip_addr_go))
1376 fprintf(f, "ip_addr_go=%u.%u.%u.%u\n",
1377 config->ip_addr_go[0], config->ip_addr_go[1],
1378 config->ip_addr_go[2], config->ip_addr_go[3]);
1379 if (WPA_GET_BE32(config->ip_addr_mask))
1380 fprintf(f, "ip_addr_mask=%u.%u.%u.%u\n",
1381 config->ip_addr_mask[0], config->ip_addr_mask[1],
1382 config->ip_addr_mask[2], config->ip_addr_mask[3]);
1383 if (WPA_GET_BE32(config->ip_addr_start))
1384 fprintf(f, "ip_addr_start=%u.%u.%u.%u\n",
1385 config->ip_addr_start[0], config->ip_addr_start[1],
1386 config->ip_addr_start[2], config->ip_addr_start[3]);
1387 if (WPA_GET_BE32(config->ip_addr_end))
1388 fprintf(f, "ip_addr_end=%u.%u.%u.%u\n",
1389 config->ip_addr_end[0], config->ip_addr_end[1],
1390 config->ip_addr_end[2], config->ip_addr_end[3]);
1391 #endif /* CONFIG_P2P */
1392 if (config->country[0] && config->country[1]) {
1393 fprintf(f, "country=%c%c\n",
1394 config->country[0], config->country[1]);
1395 }
1396 if (config->bss_max_count != DEFAULT_BSS_MAX_COUNT)
1397 fprintf(f, "bss_max_count=%u\n", config->bss_max_count);
1398 if (config->bss_expiration_age != DEFAULT_BSS_EXPIRATION_AGE)
1399 fprintf(f, "bss_expiration_age=%u\n",
1400 config->bss_expiration_age);
1401 if (config->bss_expiration_scan_count !=
1402 DEFAULT_BSS_EXPIRATION_SCAN_COUNT)
1403 fprintf(f, "bss_expiration_scan_count=%u\n",
1404 config->bss_expiration_scan_count);
1405 if (config->filter_ssids)
1406 fprintf(f, "filter_ssids=%d\n", config->filter_ssids);
1407 if (config->filter_rssi)
1408 fprintf(f, "filter_rssi=%d\n", config->filter_rssi);
1409 if (config->max_num_sta != DEFAULT_MAX_NUM_STA)
1410 fprintf(f, "max_num_sta=%u\n", config->max_num_sta);
1411 if (config->ap_isolate != DEFAULT_AP_ISOLATE)
1412 fprintf(f, "ap_isolate=%u\n", config->ap_isolate);
1413 if (config->disassoc_low_ack)
1414 fprintf(f, "disassoc_low_ack=%d\n", config->disassoc_low_ack);
1415 #ifdef CONFIG_HS20
1416 if (config->hs20)
1417 fprintf(f, "hs20=1\n");
1418 #endif /* CONFIG_HS20 */
1419 #ifdef CONFIG_INTERWORKING
1420 if (config->interworking)
1421 fprintf(f, "interworking=%d\n", config->interworking);
1422 if (!is_zero_ether_addr(config->hessid))
1423 fprintf(f, "hessid=" MACSTR "\n", MAC2STR(config->hessid));
1424 if (config->access_network_type != DEFAULT_ACCESS_NETWORK_TYPE)
1425 fprintf(f, "access_network_type=%d\n",
1426 config->access_network_type);
1427 if (config->go_interworking)
1428 fprintf(f, "go_interworking=%d\n", config->go_interworking);
1429 if (config->go_access_network_type)
1430 fprintf(f, "go_access_network_type=%d\n",
1431 config->go_access_network_type);
1432 if (config->go_internet)
1433 fprintf(f, "go_internet=%d\n", config->go_internet);
1434 if (config->go_venue_group)
1435 fprintf(f, "go_venue_group=%d\n", config->go_venue_group);
1436 if (config->go_venue_type)
1437 fprintf(f, "go_venue_type=%d\n", config->go_venue_type);
1438 #endif /* CONFIG_INTERWORKING */
1439 if (config->pbc_in_m1)
1440 fprintf(f, "pbc_in_m1=%d\n", config->pbc_in_m1);
1441 if (config->wps_nfc_pw_from_config) {
1442 if (config->wps_nfc_dev_pw_id)
1443 fprintf(f, "wps_nfc_dev_pw_id=%d\n",
1444 config->wps_nfc_dev_pw_id);
1445 write_global_bin(f, "wps_nfc_dh_pubkey",
1446 config->wps_nfc_dh_pubkey);
1447 write_global_bin(f, "wps_nfc_dh_privkey",
1448 config->wps_nfc_dh_privkey);
1449 write_global_bin(f, "wps_nfc_dev_pw", config->wps_nfc_dev_pw);
1450 }
1451
1452 if (config->ext_password_backend)
1453 fprintf(f, "ext_password_backend=%s\n",
1454 config->ext_password_backend);
1455 if (config->p2p_go_max_inactivity != DEFAULT_P2P_GO_MAX_INACTIVITY)
1456 fprintf(f, "p2p_go_max_inactivity=%d\n",
1457 config->p2p_go_max_inactivity);
1458 if (config->auto_interworking)
1459 fprintf(f, "auto_interworking=%d\n",
1460 config->auto_interworking);
1461 if (config->okc)
1462 fprintf(f, "okc=%d\n", config->okc);
1463 if (config->pmf)
1464 fprintf(f, "pmf=%d\n", config->pmf);
1465 if (config->dtim_period)
1466 fprintf(f, "dtim_period=%d\n", config->dtim_period);
1467 if (config->beacon_int)
1468 fprintf(f, "beacon_int=%d\n", config->beacon_int);
1469
1470 if (config->sae_check_mfp)
1471 fprintf(f, "sae_check_mfp=%d\n", config->sae_check_mfp);
1472
1473 if (config->sae_groups) {
1474 int i;
1475 fprintf(f, "sae_groups=");
1476 for (i = 0; config->sae_groups[i] > 0; i++) {
1477 fprintf(f, "%s%d", i > 0 ? " " : "",
1478 config->sae_groups[i]);
1479 }
1480 fprintf(f, "\n");
1481 }
1482
1483 if (config->sae_pwe)
1484 fprintf(f, "sae_pwe=%d\n", config->sae_pwe);
1485
1486 if (config->sae_pmkid_in_assoc)
1487 fprintf(f, "sae_pmkid_in_assoc=%d\n",
1488 config->sae_pmkid_in_assoc);
1489
1490 if (config->ap_vendor_elements) {
1491 int i, len = wpabuf_len(config->ap_vendor_elements);
1492 const u8 *p = wpabuf_head_u8(config->ap_vendor_elements);
1493 if (len > 0) {
1494 fprintf(f, "ap_vendor_elements=");
1495 for (i = 0; i < len; i++)
1496 fprintf(f, "%02x", *p++);
1497 fprintf(f, "\n");
1498 }
1499 }
1500
1501 if (config->ap_assocresp_elements) {
1502 int i, len = wpabuf_len(config->ap_assocresp_elements);
1503 const u8 *p = wpabuf_head_u8(config->ap_assocresp_elements);
1504
1505 if (len > 0) {
1506 fprintf(f, "ap_assocresp_elements=");
1507 for (i = 0; i < len; i++)
1508 fprintf(f, "%02x", *p++);
1509 fprintf(f, "\n");
1510 }
1511 }
1512
1513 if (config->ignore_old_scan_res)
1514 fprintf(f, "ignore_old_scan_res=%d\n",
1515 config->ignore_old_scan_res);
1516
1517 if (config->freq_list && config->freq_list[0]) {
1518 int i;
1519 fprintf(f, "freq_list=");
1520 for (i = 0; config->freq_list[i]; i++) {
1521 fprintf(f, "%s%d", i > 0 ? " " : "",
1522 config->freq_list[i]);
1523 }
1524 fprintf(f, "\n");
1525 }
1526 if (config->initial_freq_list && config->initial_freq_list[0]) {
1527 int i;
1528 fprintf(f, "initial_freq_list=");
1529 for (i = 0; config->initial_freq_list[i]; i++) {
1530 fprintf(f, "%s%d", i > 0 ? " " : "",
1531 config->initial_freq_list[i]);
1532 }
1533 fprintf(f, "\n");
1534 }
1535 if (config->scan_cur_freq != DEFAULT_SCAN_CUR_FREQ)
1536 fprintf(f, "scan_cur_freq=%d\n", config->scan_cur_freq);
1537
1538 if (config->scan_res_valid_for_connect !=
1539 DEFAULT_SCAN_RES_VALID_FOR_CONNECT)
1540 fprintf(f, "scan_res_valid_for_connect=%d\n",
1541 config->scan_res_valid_for_connect);
1542
1543 if (config->sched_scan_interval)
1544 fprintf(f, "sched_scan_interval=%u\n",
1545 config->sched_scan_interval);
1546
1547 if (config->sched_scan_start_delay)
1548 fprintf(f, "sched_scan_start_delay=%u\n",
1549 config->sched_scan_start_delay);
1550
1551 if (config->external_sim)
1552 fprintf(f, "external_sim=%d\n", config->external_sim);
1553
1554 if (config->tdls_external_control)
1555 fprintf(f, "tdls_external_control=%d\n",
1556 config->tdls_external_control);
1557
1558 if (config->wowlan_triggers)
1559 fprintf(f, "wowlan_triggers=%s\n",
1560 config->wowlan_triggers);
1561
1562 if (config->bgscan)
1563 fprintf(f, "bgscan=\"%s\"\n", config->bgscan);
1564
1565 if (config->autoscan)
1566 fprintf(f, "autoscan=%s\n", config->autoscan);
1567
1568 if (config->p2p_search_delay != DEFAULT_P2P_SEARCH_DELAY)
1569 fprintf(f, "p2p_search_delay=%u\n",
1570 config->p2p_search_delay);
1571
1572 if (config->mac_addr)
1573 fprintf(f, "mac_addr=%d\n", config->mac_addr);
1574
1575 if (config->rand_addr_lifetime != DEFAULT_RAND_ADDR_LIFETIME)
1576 fprintf(f, "rand_addr_lifetime=%u\n",
1577 config->rand_addr_lifetime);
1578
1579 if (config->preassoc_mac_addr)
1580 fprintf(f, "preassoc_mac_addr=%d\n", config->preassoc_mac_addr);
1581
1582 if (config->key_mgmt_offload != DEFAULT_KEY_MGMT_OFFLOAD)
1583 fprintf(f, "key_mgmt_offload=%d\n", config->key_mgmt_offload);
1584
1585 if (config->user_mpm != DEFAULT_USER_MPM)
1586 fprintf(f, "user_mpm=%d\n", config->user_mpm);
1587
1588 if (config->max_peer_links != DEFAULT_MAX_PEER_LINKS)
1589 fprintf(f, "max_peer_links=%d\n", config->max_peer_links);
1590
1591 if (config->cert_in_cb != DEFAULT_CERT_IN_CB)
1592 fprintf(f, "cert_in_cb=%d\n", config->cert_in_cb);
1593
1594 if (config->mesh_max_inactivity != DEFAULT_MESH_MAX_INACTIVITY)
1595 fprintf(f, "mesh_max_inactivity=%d\n",
1596 config->mesh_max_inactivity);
1597
1598 if (config->mesh_fwding != DEFAULT_MESH_FWDING)
1599 fprintf(f, "mesh_fwding=%d\n", config->mesh_fwding);
1600
1601 if (config->dot11RSNASAERetransPeriod !=
1602 DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD)
1603 fprintf(f, "dot11RSNASAERetransPeriod=%d\n",
1604 config->dot11RSNASAERetransPeriod);
1605
1606 if (config->passive_scan)
1607 fprintf(f, "passive_scan=%d\n", config->passive_scan);
1608
1609 if (config->reassoc_same_bss_optim)
1610 fprintf(f, "reassoc_same_bss_optim=%d\n",
1611 config->reassoc_same_bss_optim);
1612
1613 if (config->wps_priority)
1614 fprintf(f, "wps_priority=%d\n", config->wps_priority);
1615
1616 if (config->wpa_rsc_relaxation != DEFAULT_WPA_RSC_RELAXATION)
1617 fprintf(f, "wpa_rsc_relaxation=%d\n",
1618 config->wpa_rsc_relaxation);
1619
1620 if (config->sched_scan_plans)
1621 fprintf(f, "sched_scan_plans=%s\n", config->sched_scan_plans);
1622
1623 #ifdef CONFIG_MBO
1624 if (config->non_pref_chan)
1625 fprintf(f, "non_pref_chan=%s\n", config->non_pref_chan);
1626 if (config->mbo_cell_capa != DEFAULT_MBO_CELL_CAPA)
1627 fprintf(f, "mbo_cell_capa=%u\n", config->mbo_cell_capa);
1628 if (config->disassoc_imminent_rssi_threshold !=
1629 DEFAULT_DISASSOC_IMMINENT_RSSI_THRESHOLD)
1630 fprintf(f, "disassoc_imminent_rssi_threshold=%d\n",
1631 config->disassoc_imminent_rssi_threshold);
1632 if (config->oce != DEFAULT_OCE_SUPPORT)
1633 fprintf(f, "oce=%u\n", config->oce);
1634 #endif /* CONFIG_MBO */
1635
1636 if (config->gas_address3)
1637 fprintf(f, "gas_address3=%d\n", config->gas_address3);
1638
1639 if (config->ftm_responder)
1640 fprintf(f, "ftm_responder=%d\n", config->ftm_responder);
1641 if (config->ftm_initiator)
1642 fprintf(f, "ftm_initiator=%d\n", config->ftm_initiator);
1643
1644 if (config->osu_dir)
1645 fprintf(f, "osu_dir=%s\n", config->osu_dir);
1646
1647 if (config->fst_group_id)
1648 fprintf(f, "fst_group_id=%s\n", config->fst_group_id);
1649 if (config->fst_priority)
1650 fprintf(f, "fst_priority=%d\n", config->fst_priority);
1651 if (config->fst_llt)
1652 fprintf(f, "fst_llt=%d\n", config->fst_llt);
1653
1654 if (config->gas_rand_addr_lifetime != DEFAULT_RAND_ADDR_LIFETIME)
1655 fprintf(f, "gas_rand_addr_lifetime=%u\n",
1656 config->gas_rand_addr_lifetime);
1657 if (config->gas_rand_mac_addr)
1658 fprintf(f, "gas_rand_mac_addr=%d\n", config->gas_rand_mac_addr);
1659 if (config->dpp_config_processing)
1660 fprintf(f, "dpp_config_processing=%d\n",
1661 config->dpp_config_processing);
1662 if (config->dpp_name)
1663 fprintf(f, "dpp_name=%s\n", config->dpp_name);
1664 if (config->dpp_mud_url)
1665 fprintf(f, "dpp_mud_url=%s\n", config->dpp_mud_url);
1666 if (config->dpp_extra_conf_req_name)
1667 fprintf(f, "dpp_extra_conf_req_name=%s\n",
1668 config->dpp_extra_conf_req_name);
1669 if (config->dpp_extra_conf_req_value)
1670 fprintf(f, "dpp_extra_conf_req_value=%s\n",
1671 config->dpp_extra_conf_req_value);
1672 if (config->dpp_connector_privacy_default)
1673 fprintf(f, "dpp_connector_privacy_default=%d\n",
1674 config->dpp_connector_privacy_default);
1675 if (config->coloc_intf_reporting)
1676 fprintf(f, "coloc_intf_reporting=%d\n",
1677 config->coloc_intf_reporting);
1678 if (config->p2p_device_random_mac_addr)
1679 fprintf(f, "p2p_device_random_mac_addr=%d\n",
1680 config->p2p_device_random_mac_addr);
1681 if (!is_zero_ether_addr(config->p2p_device_persistent_mac_addr))
1682 fprintf(f, "p2p_device_persistent_mac_addr=" MACSTR "\n",
1683 MAC2STR(config->p2p_device_persistent_mac_addr));
1684 if (config->p2p_interface_random_mac_addr)
1685 fprintf(f, "p2p_interface_random_mac_addr=%d\n",
1686 config->p2p_interface_random_mac_addr);
1687 if (config->disable_btm)
1688 fprintf(f, "disable_btm=1\n");
1689 if (config->extended_key_id != DEFAULT_EXTENDED_KEY_ID)
1690 fprintf(f, "extended_key_id=%d\n",
1691 config->extended_key_id);
1692 if (config->wowlan_disconnect_on_deinit)
1693 fprintf(f, "wowlan_disconnect_on_deinit=%d\n",
1694 config->wowlan_disconnect_on_deinit);
1695 #ifdef CONFIG_TESTING_OPTIONS
1696 if (config->mld_force_single_link)
1697 fprintf(f, "mld_force_single_link=1\n");
1698 if (config->mld_connect_band_pref != MLD_CONNECT_BAND_PREF_AUTO)
1699 fprintf(f, "mld_connect_band_pref=%d\n",
1700 config->mld_connect_band_pref);
1701 if (!is_zero_ether_addr(config->mld_connect_bssid_pref))
1702 fprintf(f, "mld_connect_bssid_pref=" MACSTR "\n",
1703 MAC2STR(config->mld_connect_bssid_pref));
1704 #endif /* CONFIG_TESTING_OPTIONS */
1705 if (config->ft_prepend_pmkid)
1706 fprintf(f, "ft_prepend_pmkid=%d", config->ft_prepend_pmkid);
1707 }
1708
1709 #endif /* CONFIG_NO_CONFIG_WRITE */
1710
1711
wpa_config_write(const char * name,struct wpa_config * config)1712 int wpa_config_write(const char *name, struct wpa_config *config)
1713 {
1714 #ifndef CONFIG_NO_CONFIG_WRITE
1715 FILE *f;
1716 struct wpa_ssid *ssid;
1717 struct wpa_cred *cred;
1718 #ifndef CONFIG_NO_CONFIG_BLOBS
1719 struct wpa_config_blob *blob;
1720 #endif /* CONFIG_NO_CONFIG_BLOBS */
1721 int ret = 0;
1722 const char *orig_name = name;
1723 int tmp_len;
1724 char *tmp_name;
1725
1726 if (!name) {
1727 wpa_printf(MSG_ERROR, "No configuration file for writing");
1728 return -1;
1729 }
1730
1731 tmp_len = os_strlen(name) + 5; /* allow space for .tmp suffix */
1732 tmp_name = os_malloc(tmp_len);
1733 if (tmp_name) {
1734 os_snprintf(tmp_name, tmp_len, "%s.tmp", name);
1735 name = tmp_name;
1736 }
1737
1738 wpa_printf(MSG_DEBUG, "Writing configuration file '%s'", name);
1739
1740 f = fopen(name, "w");
1741 if (f == NULL) {
1742 wpa_printf(MSG_DEBUG, "Failed to open '%s' for writing", name);
1743 os_free(tmp_name);
1744 return -1;
1745 }
1746
1747 wpa_config_write_global(f, config);
1748
1749 for (cred = config->cred; cred; cred = cred->next) {
1750 if (cred->temporary)
1751 continue;
1752 fprintf(f, "\ncred={\n");
1753 wpa_config_write_cred(f, cred);
1754 fprintf(f, "}\n");
1755 }
1756
1757 for (ssid = config->ssid; ssid; ssid = ssid->next) {
1758 if (ssid->key_mgmt == WPA_KEY_MGMT_WPS || ssid->temporary ||
1759 ssid->ro)
1760 continue; /* do not save temporary networks */
1761 if (wpa_key_mgmt_wpa_psk_no_sae(ssid->key_mgmt) &&
1762 !ssid->psk_set && !ssid->passphrase)
1763 continue; /* do not save invalid network */
1764 if (wpa_key_mgmt_sae(ssid->key_mgmt) &&
1765 !ssid->passphrase && !ssid->sae_password)
1766 continue; /* do not save invalid network */
1767 fprintf(f, "\nnetwork={\n");
1768 wpa_config_write_network(f, ssid);
1769 fprintf(f, "}\n");
1770 }
1771
1772 #ifndef CONFIG_NO_CONFIG_BLOBS
1773 for (blob = config->blobs; blob; blob = blob->next) {
1774 ret = wpa_config_write_blob(f, blob);
1775 if (ret)
1776 break;
1777 }
1778 #endif /* CONFIG_NO_CONFIG_BLOBS */
1779
1780 os_fdatasync(f);
1781
1782 fclose(f);
1783
1784 if (tmp_name) {
1785 int chmod_ret = 0;
1786
1787 #ifdef ANDROID
1788 chmod_ret = chmod(tmp_name,
1789 S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP);
1790 #endif /* ANDROID */
1791 if (chmod_ret != 0 || rename(tmp_name, orig_name) != 0)
1792 ret = -1;
1793
1794 os_free(tmp_name);
1795 }
1796
1797 wpa_printf(MSG_DEBUG, "Configuration file '%s' written %ssuccessfully",
1798 orig_name, ret ? "un" : "");
1799 return ret;
1800 #else /* CONFIG_NO_CONFIG_WRITE */
1801 return -1;
1802 #endif /* CONFIG_NO_CONFIG_WRITE */
1803 }
1804