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wpa_supplicant: Add Multi-AP backhaul STA support
[thirdparty/hostap.git] / wpa_supplicant / config.c
1 /*
2 * WPA Supplicant / Configuration parser and common functions
3 * Copyright (c) 2003-2018, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "includes.h"
10
11 #include "common.h"
12 #include "utils/uuid.h"
13 #include "utils/ip_addr.h"
14 #include "common/ieee802_1x_defs.h"
15 #include "crypto/sha1.h"
16 #include "rsn_supp/wpa.h"
17 #include "eap_peer/eap.h"
18 #include "p2p/p2p.h"
19 #include "fst/fst.h"
20 #include "config.h"
21
22
23 #if !defined(CONFIG_CTRL_IFACE) && defined(CONFIG_NO_CONFIG_WRITE)
24 #define NO_CONFIG_WRITE
25 #endif
26
27 /*
28 * Structure for network configuration parsing. This data is used to implement
29 * a generic parser for each network block variable. The table of configuration
30 * variables is defined below in this file (ssid_fields[]).
31 */
32 struct parse_data {
33 /* Configuration variable name */
34 char *name;
35
36 /* Parser function for this variable. The parser functions return 0 or 1
37 * to indicate success. Value 0 indicates that the parameter value may
38 * have changed while value 1 means that the value did not change.
39 * Error cases (failure to parse the string) are indicated by returning
40 * -1. */
41 int (*parser)(const struct parse_data *data, struct wpa_ssid *ssid,
42 int line, const char *value);
43
44 #ifndef NO_CONFIG_WRITE
45 /* Writer function (i.e., to get the variable in text format from
46 * internal presentation). */
47 char * (*writer)(const struct parse_data *data, struct wpa_ssid *ssid);
48 #endif /* NO_CONFIG_WRITE */
49
50 /* Variable specific parameters for the parser. */
51 void *param1, *param2, *param3, *param4;
52
53 /* 0 = this variable can be included in debug output and ctrl_iface
54 * 1 = this variable contains key/private data and it must not be
55 * included in debug output unless explicitly requested. In
56 * addition, this variable will not be readable through the
57 * ctrl_iface.
58 */
59 int key_data;
60 };
61
62
63 static int wpa_config_parse_str(const struct parse_data *data,
64 struct wpa_ssid *ssid,
65 int line, const char *value)
66 {
67 size_t res_len, *dst_len, prev_len;
68 char **dst, *tmp;
69
70 if (os_strcmp(value, "NULL") == 0) {
71 wpa_printf(MSG_DEBUG, "Unset configuration string '%s'",
72 data->name);
73 tmp = NULL;
74 res_len = 0;
75 goto set;
76 }
77
78 tmp = wpa_config_parse_string(value, &res_len);
79 if (tmp == NULL) {
80 wpa_printf(MSG_ERROR, "Line %d: failed to parse %s '%s'.",
81 line, data->name,
82 data->key_data ? "[KEY DATA REMOVED]" : value);
83 return -1;
84 }
85
86 if (data->key_data) {
87 wpa_hexdump_ascii_key(MSG_MSGDUMP, data->name,
88 (u8 *) tmp, res_len);
89 } else {
90 wpa_hexdump_ascii(MSG_MSGDUMP, data->name,
91 (u8 *) tmp, res_len);
92 }
93
94 if (data->param3 && res_len < (size_t) data->param3) {
95 wpa_printf(MSG_ERROR, "Line %d: too short %s (len=%lu "
96 "min_len=%ld)", line, data->name,
97 (unsigned long) res_len, (long) data->param3);
98 os_free(tmp);
99 return -1;
100 }
101
102 if (data->param4 && res_len > (size_t) data->param4) {
103 wpa_printf(MSG_ERROR, "Line %d: too long %s (len=%lu "
104 "max_len=%ld)", line, data->name,
105 (unsigned long) res_len, (long) data->param4);
106 os_free(tmp);
107 return -1;
108 }
109
110 set:
111 dst = (char **) (((u8 *) ssid) + (long) data->param1);
112 dst_len = (size_t *) (((u8 *) ssid) + (long) data->param2);
113
114 if (data->param2)
115 prev_len = *dst_len;
116 else if (*dst)
117 prev_len = os_strlen(*dst);
118 else
119 prev_len = 0;
120 if ((*dst == NULL && tmp == NULL) ||
121 (*dst && tmp && prev_len == res_len &&
122 os_memcmp(*dst, tmp, res_len) == 0)) {
123 /* No change to the previously configured value */
124 os_free(tmp);
125 return 1;
126 }
127
128 os_free(*dst);
129 *dst = tmp;
130 if (data->param2)
131 *dst_len = res_len;
132
133 return 0;
134 }
135
136
137 #ifndef NO_CONFIG_WRITE
138 static char * wpa_config_write_string_ascii(const u8 *value, size_t len)
139 {
140 char *buf;
141
142 buf = os_malloc(len + 3);
143 if (buf == NULL)
144 return NULL;
145 buf[0] = '"';
146 os_memcpy(buf + 1, value, len);
147 buf[len + 1] = '"';
148 buf[len + 2] = '\0';
149
150 return buf;
151 }
152
153
154 static char * wpa_config_write_string_hex(const u8 *value, size_t len)
155 {
156 char *buf;
157
158 buf = os_zalloc(2 * len + 1);
159 if (buf == NULL)
160 return NULL;
161 wpa_snprintf_hex(buf, 2 * len + 1, value, len);
162
163 return buf;
164 }
165
166
167 static char * wpa_config_write_string(const u8 *value, size_t len)
168 {
169 if (value == NULL)
170 return NULL;
171
172 if (is_hex(value, len))
173 return wpa_config_write_string_hex(value, len);
174 else
175 return wpa_config_write_string_ascii(value, len);
176 }
177
178
179 static char * wpa_config_write_str(const struct parse_data *data,
180 struct wpa_ssid *ssid)
181 {
182 size_t len;
183 char **src;
184
185 src = (char **) (((u8 *) ssid) + (long) data->param1);
186 if (*src == NULL)
187 return NULL;
188
189 if (data->param2)
190 len = *((size_t *) (((u8 *) ssid) + (long) data->param2));
191 else
192 len = os_strlen(*src);
193
194 return wpa_config_write_string((const u8 *) *src, len);
195 }
196 #endif /* NO_CONFIG_WRITE */
197
198
199 static int wpa_config_parse_int(const struct parse_data *data,
200 struct wpa_ssid *ssid,
201 int line, const char *value)
202 {
203 int val, *dst;
204 char *end;
205
206 dst = (int *) (((u8 *) ssid) + (long) data->param1);
207 val = strtol(value, &end, 0);
208 if (*end) {
209 wpa_printf(MSG_ERROR, "Line %d: invalid number \"%s\"",
210 line, value);
211 return -1;
212 }
213
214 if (*dst == val)
215 return 1;
216 *dst = val;
217 wpa_printf(MSG_MSGDUMP, "%s=%d (0x%x)", data->name, *dst, *dst);
218
219 if (data->param3 && *dst < (long) data->param3) {
220 wpa_printf(MSG_ERROR, "Line %d: too small %s (value=%d "
221 "min_value=%ld)", line, data->name, *dst,
222 (long) data->param3);
223 *dst = (long) data->param3;
224 return -1;
225 }
226
227 if (data->param4 && *dst > (long) data->param4) {
228 wpa_printf(MSG_ERROR, "Line %d: too large %s (value=%d "
229 "max_value=%ld)", line, data->name, *dst,
230 (long) data->param4);
231 *dst = (long) data->param4;
232 return -1;
233 }
234
235 return 0;
236 }
237
238
239 #ifndef NO_CONFIG_WRITE
240 static char * wpa_config_write_int(const struct parse_data *data,
241 struct wpa_ssid *ssid)
242 {
243 int *src, res;
244 char *value;
245
246 src = (int *) (((u8 *) ssid) + (long) data->param1);
247
248 value = os_malloc(20);
249 if (value == NULL)
250 return NULL;
251 res = os_snprintf(value, 20, "%d", *src);
252 if (os_snprintf_error(20, res)) {
253 os_free(value);
254 return NULL;
255 }
256 value[20 - 1] = '\0';
257 return value;
258 }
259 #endif /* NO_CONFIG_WRITE */
260
261
262 static int wpa_config_parse_addr_list(const struct parse_data *data,
263 int line, const char *value,
264 u8 **list, size_t *num, char *name,
265 u8 abort_on_error, u8 masked)
266 {
267 const char *pos;
268 u8 *buf, *n, addr[2 * ETH_ALEN];
269 size_t count;
270
271 buf = NULL;
272 count = 0;
273
274 pos = value;
275 while (pos && *pos) {
276 while (*pos == ' ')
277 pos++;
278
279 if (hwaddr_masked_aton(pos, addr, &addr[ETH_ALEN], masked)) {
280 if (abort_on_error || count == 0) {
281 wpa_printf(MSG_ERROR,
282 "Line %d: Invalid %s address '%s'",
283 line, name, value);
284 os_free(buf);
285 return -1;
286 }
287 /* continue anyway since this could have been from a
288 * truncated configuration file line */
289 wpa_printf(MSG_INFO,
290 "Line %d: Ignore likely truncated %s address '%s'",
291 line, name, pos);
292 } else {
293 n = os_realloc_array(buf, count + 1, 2 * ETH_ALEN);
294 if (n == NULL) {
295 os_free(buf);
296 return -1;
297 }
298 buf = n;
299 os_memmove(buf + 2 * ETH_ALEN, buf,
300 count * 2 * ETH_ALEN);
301 os_memcpy(buf, addr, 2 * ETH_ALEN);
302 count++;
303 wpa_printf(MSG_MSGDUMP,
304 "%s: addr=" MACSTR " mask=" MACSTR,
305 name, MAC2STR(addr),
306 MAC2STR(&addr[ETH_ALEN]));
307 }
308
309 pos = os_strchr(pos, ' ');
310 }
311
312 os_free(*list);
313 *list = buf;
314 *num = count;
315
316 return 0;
317 }
318
319
320 #ifndef NO_CONFIG_WRITE
321 static char * wpa_config_write_addr_list(const struct parse_data *data,
322 const u8 *list, size_t num, char *name)
323 {
324 char *value, *end, *pos;
325 int res;
326 size_t i;
327
328 if (list == NULL || num == 0)
329 return NULL;
330
331 value = os_malloc(2 * 20 * num);
332 if (value == NULL)
333 return NULL;
334 pos = value;
335 end = value + 2 * 20 * num;
336
337 for (i = num; i > 0; i--) {
338 const u8 *a = list + (i - 1) * 2 * ETH_ALEN;
339 const u8 *m = a + ETH_ALEN;
340
341 if (i < num)
342 *pos++ = ' ';
343 res = hwaddr_mask_txt(pos, end - pos, a, m);
344 if (res < 0) {
345 os_free(value);
346 return NULL;
347 }
348 pos += res;
349 }
350
351 return value;
352 }
353 #endif /* NO_CONFIG_WRITE */
354
355 static int wpa_config_parse_bssid(const struct parse_data *data,
356 struct wpa_ssid *ssid, int line,
357 const char *value)
358 {
359 if (value[0] == '\0' || os_strcmp(value, "\"\"") == 0 ||
360 os_strcmp(value, "any") == 0) {
361 ssid->bssid_set = 0;
362 wpa_printf(MSG_MSGDUMP, "BSSID any");
363 return 0;
364 }
365 if (hwaddr_aton(value, ssid->bssid)) {
366 wpa_printf(MSG_ERROR, "Line %d: Invalid BSSID '%s'.",
367 line, value);
368 return -1;
369 }
370 ssid->bssid_set = 1;
371 wpa_hexdump(MSG_MSGDUMP, "BSSID", ssid->bssid, ETH_ALEN);
372 return 0;
373 }
374
375
376 #ifndef NO_CONFIG_WRITE
377 static char * wpa_config_write_bssid(const struct parse_data *data,
378 struct wpa_ssid *ssid)
379 {
380 char *value;
381 int res;
382
383 if (!ssid->bssid_set)
384 return NULL;
385
386 value = os_malloc(20);
387 if (value == NULL)
388 return NULL;
389 res = os_snprintf(value, 20, MACSTR, MAC2STR(ssid->bssid));
390 if (os_snprintf_error(20, res)) {
391 os_free(value);
392 return NULL;
393 }
394 value[20 - 1] = '\0';
395 return value;
396 }
397 #endif /* NO_CONFIG_WRITE */
398
399
400 static int wpa_config_parse_bssid_hint(const struct parse_data *data,
401 struct wpa_ssid *ssid, int line,
402 const char *value)
403 {
404 if (value[0] == '\0' || os_strcmp(value, "\"\"") == 0 ||
405 os_strcmp(value, "any") == 0) {
406 ssid->bssid_hint_set = 0;
407 wpa_printf(MSG_MSGDUMP, "BSSID hint any");
408 return 0;
409 }
410 if (hwaddr_aton(value, ssid->bssid_hint)) {
411 wpa_printf(MSG_ERROR, "Line %d: Invalid BSSID hint '%s'.",
412 line, value);
413 return -1;
414 }
415 ssid->bssid_hint_set = 1;
416 wpa_hexdump(MSG_MSGDUMP, "BSSID hint", ssid->bssid_hint, ETH_ALEN);
417 return 0;
418 }
419
420
421 #ifndef NO_CONFIG_WRITE
422 static char * wpa_config_write_bssid_hint(const struct parse_data *data,
423 struct wpa_ssid *ssid)
424 {
425 char *value;
426 int res;
427
428 if (!ssid->bssid_hint_set)
429 return NULL;
430
431 value = os_malloc(20);
432 if (!value)
433 return NULL;
434 res = os_snprintf(value, 20, MACSTR, MAC2STR(ssid->bssid_hint));
435 if (os_snprintf_error(20, res)) {
436 os_free(value);
437 return NULL;
438 }
439 return value;
440 }
441 #endif /* NO_CONFIG_WRITE */
442
443
444 static int wpa_config_parse_bssid_blacklist(const struct parse_data *data,
445 struct wpa_ssid *ssid, int line,
446 const char *value)
447 {
448 return wpa_config_parse_addr_list(data, line, value,
449 &ssid->bssid_blacklist,
450 &ssid->num_bssid_blacklist,
451 "bssid_blacklist", 1, 1);
452 }
453
454
455 #ifndef NO_CONFIG_WRITE
456 static char * wpa_config_write_bssid_blacklist(const struct parse_data *data,
457 struct wpa_ssid *ssid)
458 {
459 return wpa_config_write_addr_list(data, ssid->bssid_blacklist,
460 ssid->num_bssid_blacklist,
461 "bssid_blacklist");
462 }
463 #endif /* NO_CONFIG_WRITE */
464
465
466 static int wpa_config_parse_bssid_whitelist(const struct parse_data *data,
467 struct wpa_ssid *ssid, int line,
468 const char *value)
469 {
470 return wpa_config_parse_addr_list(data, line, value,
471 &ssid->bssid_whitelist,
472 &ssid->num_bssid_whitelist,
473 "bssid_whitelist", 1, 1);
474 }
475
476
477 #ifndef NO_CONFIG_WRITE
478 static char * wpa_config_write_bssid_whitelist(const struct parse_data *data,
479 struct wpa_ssid *ssid)
480 {
481 return wpa_config_write_addr_list(data, ssid->bssid_whitelist,
482 ssid->num_bssid_whitelist,
483 "bssid_whitelist");
484 }
485 #endif /* NO_CONFIG_WRITE */
486
487
488 static int wpa_config_parse_psk(const struct parse_data *data,
489 struct wpa_ssid *ssid, int line,
490 const char *value)
491 {
492 #ifdef CONFIG_EXT_PASSWORD
493 if (os_strncmp(value, "ext:", 4) == 0) {
494 str_clear_free(ssid->passphrase);
495 ssid->passphrase = NULL;
496 ssid->psk_set = 0;
497 os_free(ssid->ext_psk);
498 ssid->ext_psk = os_strdup(value + 4);
499 if (ssid->ext_psk == NULL)
500 return -1;
501 wpa_printf(MSG_DEBUG, "PSK: External password '%s'",
502 ssid->ext_psk);
503 return 0;
504 }
505 #endif /* CONFIG_EXT_PASSWORD */
506
507 if (*value == '"') {
508 #ifndef CONFIG_NO_PBKDF2
509 const char *pos;
510 size_t len;
511
512 value++;
513 pos = os_strrchr(value, '"');
514 if (pos)
515 len = pos - value;
516 else
517 len = os_strlen(value);
518 if (len < 8 || len > 63) {
519 wpa_printf(MSG_ERROR, "Line %d: Invalid passphrase "
520 "length %lu (expected: 8..63) '%s'.",
521 line, (unsigned long) len, value);
522 return -1;
523 }
524 wpa_hexdump_ascii_key(MSG_MSGDUMP, "PSK (ASCII passphrase)",
525 (u8 *) value, len);
526 if (has_ctrl_char((u8 *) value, len)) {
527 wpa_printf(MSG_ERROR,
528 "Line %d: Invalid passphrase character",
529 line);
530 return -1;
531 }
532 if (ssid->passphrase && os_strlen(ssid->passphrase) == len &&
533 os_memcmp(ssid->passphrase, value, len) == 0) {
534 /* No change to the previously configured value */
535 return 1;
536 }
537 ssid->psk_set = 0;
538 str_clear_free(ssid->passphrase);
539 ssid->passphrase = dup_binstr(value, len);
540 if (ssid->passphrase == NULL)
541 return -1;
542 return 0;
543 #else /* CONFIG_NO_PBKDF2 */
544 wpa_printf(MSG_ERROR, "Line %d: ASCII passphrase not "
545 "supported.", line);
546 return -1;
547 #endif /* CONFIG_NO_PBKDF2 */
548 }
549
550 if (hexstr2bin(value, ssid->psk, PMK_LEN) ||
551 value[PMK_LEN * 2] != '\0') {
552 wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
553 line, value);
554 return -1;
555 }
556
557 str_clear_free(ssid->passphrase);
558 ssid->passphrase = NULL;
559
560 ssid->psk_set = 1;
561 wpa_hexdump_key(MSG_MSGDUMP, "PSK", ssid->psk, PMK_LEN);
562 return 0;
563 }
564
565
566 #ifndef NO_CONFIG_WRITE
567 static char * wpa_config_write_psk(const struct parse_data *data,
568 struct wpa_ssid *ssid)
569 {
570 #ifdef CONFIG_EXT_PASSWORD
571 if (ssid->ext_psk) {
572 size_t len = 4 + os_strlen(ssid->ext_psk) + 1;
573 char *buf = os_malloc(len);
574 int res;
575
576 if (buf == NULL)
577 return NULL;
578 res = os_snprintf(buf, len, "ext:%s", ssid->ext_psk);
579 if (os_snprintf_error(len, res)) {
580 os_free(buf);
581 buf = NULL;
582 }
583 return buf;
584 }
585 #endif /* CONFIG_EXT_PASSWORD */
586
587 if (ssid->passphrase)
588 return wpa_config_write_string_ascii(
589 (const u8 *) ssid->passphrase,
590 os_strlen(ssid->passphrase));
591
592 if (ssid->psk_set)
593 return wpa_config_write_string_hex(ssid->psk, PMK_LEN);
594
595 return NULL;
596 }
597 #endif /* NO_CONFIG_WRITE */
598
599
600 static int wpa_config_parse_proto(const struct parse_data *data,
601 struct wpa_ssid *ssid, int line,
602 const char *value)
603 {
604 int val = 0, last, errors = 0;
605 char *start, *end, *buf;
606
607 buf = os_strdup(value);
608 if (buf == NULL)
609 return -1;
610 start = buf;
611
612 while (*start != '\0') {
613 while (*start == ' ' || *start == '\t')
614 start++;
615 if (*start == '\0')
616 break;
617 end = start;
618 while (*end != ' ' && *end != '\t' && *end != '\0')
619 end++;
620 last = *end == '\0';
621 *end = '\0';
622 if (os_strcmp(start, "WPA") == 0)
623 val |= WPA_PROTO_WPA;
624 else if (os_strcmp(start, "RSN") == 0 ||
625 os_strcmp(start, "WPA2") == 0)
626 val |= WPA_PROTO_RSN;
627 else if (os_strcmp(start, "OSEN") == 0)
628 val |= WPA_PROTO_OSEN;
629 else {
630 wpa_printf(MSG_ERROR, "Line %d: invalid proto '%s'",
631 line, start);
632 errors++;
633 }
634
635 if (last)
636 break;
637 start = end + 1;
638 }
639 os_free(buf);
640
641 if (val == 0) {
642 wpa_printf(MSG_ERROR,
643 "Line %d: no proto values configured.", line);
644 errors++;
645 }
646
647 if (!errors && ssid->proto == val)
648 return 1;
649 wpa_printf(MSG_MSGDUMP, "proto: 0x%x", val);
650 ssid->proto = val;
651 return errors ? -1 : 0;
652 }
653
654
655 #ifndef NO_CONFIG_WRITE
656 static char * wpa_config_write_proto(const struct parse_data *data,
657 struct wpa_ssid *ssid)
658 {
659 int ret;
660 char *buf, *pos, *end;
661
662 pos = buf = os_zalloc(20);
663 if (buf == NULL)
664 return NULL;
665 end = buf + 20;
666
667 if (ssid->proto & WPA_PROTO_WPA) {
668 ret = os_snprintf(pos, end - pos, "%sWPA",
669 pos == buf ? "" : " ");
670 if (os_snprintf_error(end - pos, ret))
671 return buf;
672 pos += ret;
673 }
674
675 if (ssid->proto & WPA_PROTO_RSN) {
676 ret = os_snprintf(pos, end - pos, "%sRSN",
677 pos == buf ? "" : " ");
678 if (os_snprintf_error(end - pos, ret))
679 return buf;
680 pos += ret;
681 }
682
683 if (ssid->proto & WPA_PROTO_OSEN) {
684 ret = os_snprintf(pos, end - pos, "%sOSEN",
685 pos == buf ? "" : " ");
686 if (os_snprintf_error(end - pos, ret))
687 return buf;
688 pos += ret;
689 }
690
691 if (pos == buf) {
692 os_free(buf);
693 buf = NULL;
694 }
695
696 return buf;
697 }
698 #endif /* NO_CONFIG_WRITE */
699
700
701 static int wpa_config_parse_key_mgmt(const struct parse_data *data,
702 struct wpa_ssid *ssid, int line,
703 const char *value)
704 {
705 int val = 0, last, errors = 0;
706 char *start, *end, *buf;
707
708 buf = os_strdup(value);
709 if (buf == NULL)
710 return -1;
711 start = buf;
712
713 while (*start != '\0') {
714 while (*start == ' ' || *start == '\t')
715 start++;
716 if (*start == '\0')
717 break;
718 end = start;
719 while (*end != ' ' && *end != '\t' && *end != '\0')
720 end++;
721 last = *end == '\0';
722 *end = '\0';
723 if (os_strcmp(start, "WPA-PSK") == 0)
724 val |= WPA_KEY_MGMT_PSK;
725 else if (os_strcmp(start, "WPA-EAP") == 0)
726 val |= WPA_KEY_MGMT_IEEE8021X;
727 else if (os_strcmp(start, "IEEE8021X") == 0)
728 val |= WPA_KEY_MGMT_IEEE8021X_NO_WPA;
729 else if (os_strcmp(start, "NONE") == 0)
730 val |= WPA_KEY_MGMT_NONE;
731 else if (os_strcmp(start, "WPA-NONE") == 0)
732 val |= WPA_KEY_MGMT_WPA_NONE;
733 #ifdef CONFIG_IEEE80211R
734 else if (os_strcmp(start, "FT-PSK") == 0)
735 val |= WPA_KEY_MGMT_FT_PSK;
736 else if (os_strcmp(start, "FT-EAP") == 0)
737 val |= WPA_KEY_MGMT_FT_IEEE8021X;
738 #ifdef CONFIG_SHA384
739 else if (os_strcmp(start, "FT-EAP-SHA384") == 0)
740 val |= WPA_KEY_MGMT_FT_IEEE8021X_SHA384;
741 #endif /* CONFIG_SHA384 */
742 #endif /* CONFIG_IEEE80211R */
743 #ifdef CONFIG_IEEE80211W
744 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
745 val |= WPA_KEY_MGMT_PSK_SHA256;
746 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
747 val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
748 #endif /* CONFIG_IEEE80211W */
749 #ifdef CONFIG_WPS
750 else if (os_strcmp(start, "WPS") == 0)
751 val |= WPA_KEY_MGMT_WPS;
752 #endif /* CONFIG_WPS */
753 #ifdef CONFIG_SAE
754 else if (os_strcmp(start, "SAE") == 0)
755 val |= WPA_KEY_MGMT_SAE;
756 else if (os_strcmp(start, "FT-SAE") == 0)
757 val |= WPA_KEY_MGMT_FT_SAE;
758 #endif /* CONFIG_SAE */
759 #ifdef CONFIG_HS20
760 else if (os_strcmp(start, "OSEN") == 0)
761 val |= WPA_KEY_MGMT_OSEN;
762 #endif /* CONFIG_HS20 */
763 #ifdef CONFIG_SUITEB
764 else if (os_strcmp(start, "WPA-EAP-SUITE-B") == 0)
765 val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B;
766 #endif /* CONFIG_SUITEB */
767 #ifdef CONFIG_SUITEB192
768 else if (os_strcmp(start, "WPA-EAP-SUITE-B-192") == 0)
769 val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B_192;
770 #endif /* CONFIG_SUITEB192 */
771 #ifdef CONFIG_FILS
772 else if (os_strcmp(start, "FILS-SHA256") == 0)
773 val |= WPA_KEY_MGMT_FILS_SHA256;
774 else if (os_strcmp(start, "FILS-SHA384") == 0)
775 val |= WPA_KEY_MGMT_FILS_SHA384;
776 #ifdef CONFIG_IEEE80211R
777 else if (os_strcmp(start, "FT-FILS-SHA256") == 0)
778 val |= WPA_KEY_MGMT_FT_FILS_SHA256;
779 else if (os_strcmp(start, "FT-FILS-SHA384") == 0)
780 val |= WPA_KEY_MGMT_FT_FILS_SHA384;
781 #endif /* CONFIG_IEEE80211R */
782 #endif /* CONFIG_FILS */
783 #ifdef CONFIG_OWE
784 else if (os_strcmp(start, "OWE") == 0)
785 val |= WPA_KEY_MGMT_OWE;
786 #endif /* CONFIG_OWE */
787 #ifdef CONFIG_DPP
788 else if (os_strcmp(start, "DPP") == 0)
789 val |= WPA_KEY_MGMT_DPP;
790 #endif /* CONFIG_DPP */
791 else {
792 wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
793 line, start);
794 errors++;
795 }
796
797 if (last)
798 break;
799 start = end + 1;
800 }
801 os_free(buf);
802
803 if (val == 0) {
804 wpa_printf(MSG_ERROR,
805 "Line %d: no key_mgmt values configured.", line);
806 errors++;
807 }
808
809 if (!errors && ssid->key_mgmt == val)
810 return 1;
811 wpa_printf(MSG_MSGDUMP, "key_mgmt: 0x%x", val);
812 ssid->key_mgmt = val;
813 return errors ? -1 : 0;
814 }
815
816
817 #ifndef NO_CONFIG_WRITE
818 static char * wpa_config_write_key_mgmt(const struct parse_data *data,
819 struct wpa_ssid *ssid)
820 {
821 char *buf, *pos, *end;
822 int ret;
823
824 pos = buf = os_zalloc(100);
825 if (buf == NULL)
826 return NULL;
827 end = buf + 100;
828
829 if (ssid->key_mgmt & WPA_KEY_MGMT_PSK) {
830 ret = os_snprintf(pos, end - pos, "%sWPA-PSK",
831 pos == buf ? "" : " ");
832 if (os_snprintf_error(end - pos, ret)) {
833 end[-1] = '\0';
834 return buf;
835 }
836 pos += ret;
837 }
838
839 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
840 ret = os_snprintf(pos, end - pos, "%sWPA-EAP",
841 pos == buf ? "" : " ");
842 if (os_snprintf_error(end - pos, ret)) {
843 end[-1] = '\0';
844 return buf;
845 }
846 pos += ret;
847 }
848
849 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
850 ret = os_snprintf(pos, end - pos, "%sIEEE8021X",
851 pos == buf ? "" : " ");
852 if (os_snprintf_error(end - pos, ret)) {
853 end[-1] = '\0';
854 return buf;
855 }
856 pos += ret;
857 }
858
859 if (ssid->key_mgmt & WPA_KEY_MGMT_NONE) {
860 ret = os_snprintf(pos, end - pos, "%sNONE",
861 pos == buf ? "" : " ");
862 if (os_snprintf_error(end - pos, ret)) {
863 end[-1] = '\0';
864 return buf;
865 }
866 pos += ret;
867 }
868
869 if (ssid->key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
870 ret = os_snprintf(pos, end - pos, "%sWPA-NONE",
871 pos == buf ? "" : " ");
872 if (os_snprintf_error(end - pos, ret)) {
873 end[-1] = '\0';
874 return buf;
875 }
876 pos += ret;
877 }
878
879 #ifdef CONFIG_IEEE80211R
880 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_PSK) {
881 ret = os_snprintf(pos, end - pos, "%sFT-PSK",
882 pos == buf ? "" : " ");
883 if (os_snprintf_error(end - pos, ret)) {
884 end[-1] = '\0';
885 return buf;
886 }
887 pos += ret;
888 }
889
890 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
891 ret = os_snprintf(pos, end - pos, "%sFT-EAP",
892 pos == buf ? "" : " ");
893 if (os_snprintf_error(end - pos, ret)) {
894 end[-1] = '\0';
895 return buf;
896 }
897 pos += ret;
898 }
899
900 #ifdef CONFIG_SHA384
901 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X_SHA384) {
902 ret = os_snprintf(pos, end - pos, "%sFT-EAP-SHA384",
903 pos == buf ? "" : " ");
904 if (os_snprintf_error(end - pos, ret)) {
905 end[-1] = '\0';
906 return buf;
907 }
908 pos += ret;
909 }
910 #endif /* CONFIG_SHA384 */
911 #endif /* CONFIG_IEEE80211R */
912
913 #ifdef CONFIG_IEEE80211W
914 if (ssid->key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
915 ret = os_snprintf(pos, end - pos, "%sWPA-PSK-SHA256",
916 pos == buf ? "" : " ");
917 if (os_snprintf_error(end - pos, ret)) {
918 end[-1] = '\0';
919 return buf;
920 }
921 pos += ret;
922 }
923
924 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
925 ret = os_snprintf(pos, end - pos, "%sWPA-EAP-SHA256",
926 pos == buf ? "" : " ");
927 if (os_snprintf_error(end - pos, ret)) {
928 end[-1] = '\0';
929 return buf;
930 }
931 pos += ret;
932 }
933 #endif /* CONFIG_IEEE80211W */
934
935 #ifdef CONFIG_WPS
936 if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) {
937 ret = os_snprintf(pos, end - pos, "%sWPS",
938 pos == buf ? "" : " ");
939 if (os_snprintf_error(end - pos, ret)) {
940 end[-1] = '\0';
941 return buf;
942 }
943 pos += ret;
944 }
945 #endif /* CONFIG_WPS */
946
947 #ifdef CONFIG_SAE
948 if (ssid->key_mgmt & WPA_KEY_MGMT_SAE) {
949 ret = os_snprintf(pos, end - pos, "%sSAE",
950 pos == buf ? "" : " ");
951 if (os_snprintf_error(end - pos, ret)) {
952 end[-1] = '\0';
953 return buf;
954 }
955 pos += ret;
956 }
957
958 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_SAE) {
959 ret = os_snprintf(pos, end - pos, "%sFT-SAE",
960 pos == buf ? "" : " ");
961 if (os_snprintf_error(end - pos, ret)) {
962 end[-1] = '\0';
963 return buf;
964 }
965 pos += ret;
966 }
967 #endif /* CONFIG_SAE */
968
969 #ifdef CONFIG_HS20
970 if (ssid->key_mgmt & WPA_KEY_MGMT_OSEN) {
971 ret = os_snprintf(pos, end - pos, "%sOSEN",
972 pos == buf ? "" : " ");
973 if (os_snprintf_error(end - pos, ret)) {
974 end[-1] = '\0';
975 return buf;
976 }
977 pos += ret;
978 }
979 #endif /* CONFIG_HS20 */
980
981 #ifdef CONFIG_SUITEB
982 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
983 ret = os_snprintf(pos, end - pos, "%sWPA-EAP-SUITE-B",
984 pos == buf ? "" : " ");
985 if (os_snprintf_error(end - pos, ret)) {
986 end[-1] = '\0';
987 return buf;
988 }
989 pos += ret;
990 }
991 #endif /* CONFIG_SUITEB */
992
993 #ifdef CONFIG_SUITEB192
994 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
995 ret = os_snprintf(pos, end - pos, "%sWPA-EAP-SUITE-B-192",
996 pos == buf ? "" : " ");
997 if (os_snprintf_error(end - pos, ret)) {
998 end[-1] = '\0';
999 return buf;
1000 }
1001 pos += ret;
1002 }
1003 #endif /* CONFIG_SUITEB192 */
1004
1005 #ifdef CONFIG_FILS
1006 if (ssid->key_mgmt & WPA_KEY_MGMT_FILS_SHA256) {
1007 ret = os_snprintf(pos, end - pos, "%sFILS-SHA256",
1008 pos == buf ? "" : " ");
1009 if (os_snprintf_error(end - pos, ret)) {
1010 end[-1] = '\0';
1011 return buf;
1012 }
1013 pos += ret;
1014 }
1015 if (ssid->key_mgmt & WPA_KEY_MGMT_FILS_SHA384) {
1016 ret = os_snprintf(pos, end - pos, "%sFILS-SHA384",
1017 pos == buf ? "" : " ");
1018 if (os_snprintf_error(end - pos, ret)) {
1019 end[-1] = '\0';
1020 return buf;
1021 }
1022 pos += ret;
1023 }
1024 #ifdef CONFIG_IEEE80211R
1025 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA256) {
1026 ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA256",
1027 pos == buf ? "" : " ");
1028 if (os_snprintf_error(end - pos, ret)) {
1029 end[-1] = '\0';
1030 return buf;
1031 }
1032 pos += ret;
1033 }
1034 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA384) {
1035 ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA384",
1036 pos == buf ? "" : " ");
1037 if (os_snprintf_error(end - pos, ret)) {
1038 end[-1] = '\0';
1039 return buf;
1040 }
1041 pos += ret;
1042 }
1043 #endif /* CONFIG_IEEE80211R */
1044 #endif /* CONFIG_FILS */
1045
1046 #ifdef CONFIG_DPP
1047 if (ssid->key_mgmt & WPA_KEY_MGMT_DPP) {
1048 ret = os_snprintf(pos, end - pos, "%sDPP",
1049 pos == buf ? "" : " ");
1050 if (os_snprintf_error(end - pos, ret)) {
1051 end[-1] = '\0';
1052 return buf;
1053 }
1054 pos += ret;
1055 }
1056 #endif /* CONFIG_DPP */
1057
1058 #ifdef CONFIG_OWE
1059 if (ssid->key_mgmt & WPA_KEY_MGMT_OWE) {
1060 ret = os_snprintf(pos, end - pos, "%sOWE",
1061 pos == buf ? "" : " ");
1062 if (os_snprintf_error(end - pos, ret)) {
1063 end[-1] = '\0';
1064 return buf;
1065 }
1066 pos += ret;
1067 }
1068 #endif /* CONFIG_OWE */
1069
1070 if (pos == buf) {
1071 os_free(buf);
1072 buf = NULL;
1073 }
1074
1075 return buf;
1076 }
1077 #endif /* NO_CONFIG_WRITE */
1078
1079
1080 static int wpa_config_parse_cipher(int line, const char *value)
1081 {
1082 #ifdef CONFIG_NO_WPA
1083 return -1;
1084 #else /* CONFIG_NO_WPA */
1085 int val = wpa_parse_cipher(value);
1086 if (val < 0) {
1087 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
1088 line, value);
1089 return -1;
1090 }
1091 if (val == 0) {
1092 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
1093 line);
1094 return -1;
1095 }
1096 return val;
1097 #endif /* CONFIG_NO_WPA */
1098 }
1099
1100
1101 #ifndef NO_CONFIG_WRITE
1102 static char * wpa_config_write_cipher(int cipher)
1103 {
1104 #ifdef CONFIG_NO_WPA
1105 return NULL;
1106 #else /* CONFIG_NO_WPA */
1107 char *buf = os_zalloc(50);
1108 if (buf == NULL)
1109 return NULL;
1110
1111 if (wpa_write_ciphers(buf, buf + 50, cipher, " ") < 0) {
1112 os_free(buf);
1113 return NULL;
1114 }
1115
1116 return buf;
1117 #endif /* CONFIG_NO_WPA */
1118 }
1119 #endif /* NO_CONFIG_WRITE */
1120
1121
1122 static int wpa_config_parse_pairwise(const struct parse_data *data,
1123 struct wpa_ssid *ssid, int line,
1124 const char *value)
1125 {
1126 int val;
1127 val = wpa_config_parse_cipher(line, value);
1128 if (val == -1)
1129 return -1;
1130 if (val & ~WPA_ALLOWED_PAIRWISE_CIPHERS) {
1131 wpa_printf(MSG_ERROR, "Line %d: not allowed pairwise cipher "
1132 "(0x%x).", line, val);
1133 return -1;
1134 }
1135
1136 if (ssid->pairwise_cipher == val)
1137 return 1;
1138 wpa_printf(MSG_MSGDUMP, "pairwise: 0x%x", val);
1139 ssid->pairwise_cipher = val;
1140 return 0;
1141 }
1142
1143
1144 #ifndef NO_CONFIG_WRITE
1145 static char * wpa_config_write_pairwise(const struct parse_data *data,
1146 struct wpa_ssid *ssid)
1147 {
1148 return wpa_config_write_cipher(ssid->pairwise_cipher);
1149 }
1150 #endif /* NO_CONFIG_WRITE */
1151
1152
1153 static int wpa_config_parse_group(const struct parse_data *data,
1154 struct wpa_ssid *ssid, int line,
1155 const char *value)
1156 {
1157 int val;
1158 val = wpa_config_parse_cipher(line, value);
1159 if (val == -1)
1160 return -1;
1161
1162 /*
1163 * Backwards compatibility - filter out WEP ciphers that were previously
1164 * allowed.
1165 */
1166 val &= ~(WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40);
1167
1168 if (val & ~WPA_ALLOWED_GROUP_CIPHERS) {
1169 wpa_printf(MSG_ERROR, "Line %d: not allowed group cipher "
1170 "(0x%x).", line, val);
1171 return -1;
1172 }
1173
1174 if (ssid->group_cipher == val)
1175 return 1;
1176 wpa_printf(MSG_MSGDUMP, "group: 0x%x", val);
1177 ssid->group_cipher = val;
1178 return 0;
1179 }
1180
1181
1182 #ifndef NO_CONFIG_WRITE
1183 static char * wpa_config_write_group(const struct parse_data *data,
1184 struct wpa_ssid *ssid)
1185 {
1186 return wpa_config_write_cipher(ssid->group_cipher);
1187 }
1188 #endif /* NO_CONFIG_WRITE */
1189
1190
1191 static int wpa_config_parse_group_mgmt(const struct parse_data *data,
1192 struct wpa_ssid *ssid, int line,
1193 const char *value)
1194 {
1195 int val;
1196
1197 val = wpa_config_parse_cipher(line, value);
1198 if (val == -1)
1199 return -1;
1200
1201 if (val & ~WPA_ALLOWED_GROUP_MGMT_CIPHERS) {
1202 wpa_printf(MSG_ERROR,
1203 "Line %d: not allowed group management cipher (0x%x).",
1204 line, val);
1205 return -1;
1206 }
1207
1208 if (ssid->group_mgmt_cipher == val)
1209 return 1;
1210 wpa_printf(MSG_MSGDUMP, "group_mgmt: 0x%x", val);
1211 ssid->group_mgmt_cipher = val;
1212 return 0;
1213 }
1214
1215
1216 #ifndef NO_CONFIG_WRITE
1217 static char * wpa_config_write_group_mgmt(const struct parse_data *data,
1218 struct wpa_ssid *ssid)
1219 {
1220 return wpa_config_write_cipher(ssid->group_mgmt_cipher);
1221 }
1222 #endif /* NO_CONFIG_WRITE */
1223
1224
1225 static int wpa_config_parse_auth_alg(const struct parse_data *data,
1226 struct wpa_ssid *ssid, int line,
1227 const char *value)
1228 {
1229 int val = 0, last, errors = 0;
1230 char *start, *end, *buf;
1231
1232 buf = os_strdup(value);
1233 if (buf == NULL)
1234 return -1;
1235 start = buf;
1236
1237 while (*start != '\0') {
1238 while (*start == ' ' || *start == '\t')
1239 start++;
1240 if (*start == '\0')
1241 break;
1242 end = start;
1243 while (*end != ' ' && *end != '\t' && *end != '\0')
1244 end++;
1245 last = *end == '\0';
1246 *end = '\0';
1247 if (os_strcmp(start, "OPEN") == 0)
1248 val |= WPA_AUTH_ALG_OPEN;
1249 else if (os_strcmp(start, "SHARED") == 0)
1250 val |= WPA_AUTH_ALG_SHARED;
1251 else if (os_strcmp(start, "LEAP") == 0)
1252 val |= WPA_AUTH_ALG_LEAP;
1253 else {
1254 wpa_printf(MSG_ERROR, "Line %d: invalid auth_alg '%s'",
1255 line, start);
1256 errors++;
1257 }
1258
1259 if (last)
1260 break;
1261 start = end + 1;
1262 }
1263 os_free(buf);
1264
1265 if (val == 0) {
1266 wpa_printf(MSG_ERROR,
1267 "Line %d: no auth_alg values configured.", line);
1268 errors++;
1269 }
1270
1271 if (!errors && ssid->auth_alg == val)
1272 return 1;
1273 wpa_printf(MSG_MSGDUMP, "auth_alg: 0x%x", val);
1274 ssid->auth_alg = val;
1275 return errors ? -1 : 0;
1276 }
1277
1278
1279 #ifndef NO_CONFIG_WRITE
1280 static char * wpa_config_write_auth_alg(const struct parse_data *data,
1281 struct wpa_ssid *ssid)
1282 {
1283 char *buf, *pos, *end;
1284 int ret;
1285
1286 pos = buf = os_zalloc(30);
1287 if (buf == NULL)
1288 return NULL;
1289 end = buf + 30;
1290
1291 if (ssid->auth_alg & WPA_AUTH_ALG_OPEN) {
1292 ret = os_snprintf(pos, end - pos, "%sOPEN",
1293 pos == buf ? "" : " ");
1294 if (os_snprintf_error(end - pos, ret)) {
1295 end[-1] = '\0';
1296 return buf;
1297 }
1298 pos += ret;
1299 }
1300
1301 if (ssid->auth_alg & WPA_AUTH_ALG_SHARED) {
1302 ret = os_snprintf(pos, end - pos, "%sSHARED",
1303 pos == buf ? "" : " ");
1304 if (os_snprintf_error(end - pos, ret)) {
1305 end[-1] = '\0';
1306 return buf;
1307 }
1308 pos += ret;
1309 }
1310
1311 if (ssid->auth_alg & WPA_AUTH_ALG_LEAP) {
1312 ret = os_snprintf(pos, end - pos, "%sLEAP",
1313 pos == buf ? "" : " ");
1314 if (os_snprintf_error(end - pos, ret)) {
1315 end[-1] = '\0';
1316 return buf;
1317 }
1318 pos += ret;
1319 }
1320
1321 if (pos == buf) {
1322 os_free(buf);
1323 buf = NULL;
1324 }
1325
1326 return buf;
1327 }
1328 #endif /* NO_CONFIG_WRITE */
1329
1330
1331 static int * wpa_config_parse_int_array(const char *value)
1332 {
1333 int *freqs;
1334 size_t used, len;
1335 const char *pos;
1336
1337 used = 0;
1338 len = 10;
1339 freqs = os_calloc(len + 1, sizeof(int));
1340 if (freqs == NULL)
1341 return NULL;
1342
1343 pos = value;
1344 while (pos) {
1345 while (*pos == ' ')
1346 pos++;
1347 if (used == len) {
1348 int *n;
1349 size_t i;
1350 n = os_realloc_array(freqs, len * 2 + 1, sizeof(int));
1351 if (n == NULL) {
1352 os_free(freqs);
1353 return NULL;
1354 }
1355 for (i = len; i <= len * 2; i++)
1356 n[i] = 0;
1357 freqs = n;
1358 len *= 2;
1359 }
1360
1361 freqs[used] = atoi(pos);
1362 if (freqs[used] == 0)
1363 break;
1364 used++;
1365 pos = os_strchr(pos + 1, ' ');
1366 }
1367
1368 return freqs;
1369 }
1370
1371
1372 static int wpa_config_parse_scan_freq(const struct parse_data *data,
1373 struct wpa_ssid *ssid, int line,
1374 const char *value)
1375 {
1376 int *freqs;
1377
1378 freqs = wpa_config_parse_int_array(value);
1379 if (freqs == NULL)
1380 return -1;
1381 if (freqs[0] == 0) {
1382 os_free(freqs);
1383 freqs = NULL;
1384 }
1385 os_free(ssid->scan_freq);
1386 ssid->scan_freq = freqs;
1387
1388 return 0;
1389 }
1390
1391
1392 static int wpa_config_parse_freq_list(const struct parse_data *data,
1393 struct wpa_ssid *ssid, int line,
1394 const char *value)
1395 {
1396 int *freqs;
1397
1398 freqs = wpa_config_parse_int_array(value);
1399 if (freqs == NULL)
1400 return -1;
1401 if (freqs[0] == 0) {
1402 os_free(freqs);
1403 freqs = NULL;
1404 }
1405 os_free(ssid->freq_list);
1406 ssid->freq_list = freqs;
1407
1408 return 0;
1409 }
1410
1411
1412 #ifndef NO_CONFIG_WRITE
1413 static char * wpa_config_write_freqs(const struct parse_data *data,
1414 const int *freqs)
1415 {
1416 char *buf, *pos, *end;
1417 int i, ret;
1418 size_t count;
1419
1420 if (freqs == NULL)
1421 return NULL;
1422
1423 count = 0;
1424 for (i = 0; freqs[i]; i++)
1425 count++;
1426
1427 pos = buf = os_zalloc(10 * count + 1);
1428 if (buf == NULL)
1429 return NULL;
1430 end = buf + 10 * count + 1;
1431
1432 for (i = 0; freqs[i]; i++) {
1433 ret = os_snprintf(pos, end - pos, "%s%u",
1434 i == 0 ? "" : " ", freqs[i]);
1435 if (os_snprintf_error(end - pos, ret)) {
1436 end[-1] = '\0';
1437 return buf;
1438 }
1439 pos += ret;
1440 }
1441
1442 return buf;
1443 }
1444
1445
1446 static char * wpa_config_write_scan_freq(const struct parse_data *data,
1447 struct wpa_ssid *ssid)
1448 {
1449 return wpa_config_write_freqs(data, ssid->scan_freq);
1450 }
1451
1452
1453 static char * wpa_config_write_freq_list(const struct parse_data *data,
1454 struct wpa_ssid *ssid)
1455 {
1456 return wpa_config_write_freqs(data, ssid->freq_list);
1457 }
1458 #endif /* NO_CONFIG_WRITE */
1459
1460
1461 #ifdef IEEE8021X_EAPOL
1462 static int wpa_config_parse_eap(const struct parse_data *data,
1463 struct wpa_ssid *ssid, int line,
1464 const char *value)
1465 {
1466 int last, errors = 0;
1467 char *start, *end, *buf;
1468 struct eap_method_type *methods = NULL, *tmp;
1469 size_t num_methods = 0;
1470
1471 buf = os_strdup(value);
1472 if (buf == NULL)
1473 return -1;
1474 start = buf;
1475
1476 while (*start != '\0') {
1477 while (*start == ' ' || *start == '\t')
1478 start++;
1479 if (*start == '\0')
1480 break;
1481 end = start;
1482 while (*end != ' ' && *end != '\t' && *end != '\0')
1483 end++;
1484 last = *end == '\0';
1485 *end = '\0';
1486 tmp = methods;
1487 methods = os_realloc_array(methods, num_methods + 1,
1488 sizeof(*methods));
1489 if (methods == NULL) {
1490 os_free(tmp);
1491 os_free(buf);
1492 return -1;
1493 }
1494 methods[num_methods].method = eap_peer_get_type(
1495 start, &methods[num_methods].vendor);
1496 if (methods[num_methods].vendor == EAP_VENDOR_IETF &&
1497 methods[num_methods].method == EAP_TYPE_NONE) {
1498 wpa_printf(MSG_ERROR, "Line %d: unknown EAP method "
1499 "'%s'", line, start);
1500 wpa_printf(MSG_ERROR, "You may need to add support for"
1501 " this EAP method during wpa_supplicant\n"
1502 "build time configuration.\n"
1503 "See README for more information.");
1504 errors++;
1505 } else if (methods[num_methods].vendor == EAP_VENDOR_IETF &&
1506 methods[num_methods].method == EAP_TYPE_LEAP)
1507 ssid->leap++;
1508 else
1509 ssid->non_leap++;
1510 num_methods++;
1511 if (last)
1512 break;
1513 start = end + 1;
1514 }
1515 os_free(buf);
1516
1517 tmp = methods;
1518 methods = os_realloc_array(methods, num_methods + 1, sizeof(*methods));
1519 if (methods == NULL) {
1520 os_free(tmp);
1521 return -1;
1522 }
1523 methods[num_methods].vendor = EAP_VENDOR_IETF;
1524 methods[num_methods].method = EAP_TYPE_NONE;
1525 num_methods++;
1526
1527 if (!errors && ssid->eap.eap_methods) {
1528 struct eap_method_type *prev_m;
1529 size_t i, j, prev_methods, match = 0;
1530
1531 prev_m = ssid->eap.eap_methods;
1532 for (i = 0; prev_m[i].vendor != EAP_VENDOR_IETF ||
1533 prev_m[i].method != EAP_TYPE_NONE; i++) {
1534 /* Count the methods */
1535 }
1536 prev_methods = i + 1;
1537
1538 for (i = 0; prev_methods == num_methods && i < prev_methods;
1539 i++) {
1540 for (j = 0; j < num_methods; j++) {
1541 if (prev_m[i].vendor == methods[j].vendor &&
1542 prev_m[i].method == methods[j].method) {
1543 match++;
1544 break;
1545 }
1546 }
1547 }
1548 if (match == num_methods) {
1549 os_free(methods);
1550 return 1;
1551 }
1552 }
1553 wpa_hexdump(MSG_MSGDUMP, "eap methods",
1554 (u8 *) methods, num_methods * sizeof(*methods));
1555 os_free(ssid->eap.eap_methods);
1556 ssid->eap.eap_methods = methods;
1557 return errors ? -1 : 0;
1558 }
1559
1560
1561 #ifndef NO_CONFIG_WRITE
1562 static char * wpa_config_write_eap(const struct parse_data *data,
1563 struct wpa_ssid *ssid)
1564 {
1565 int i, ret;
1566 char *buf, *pos, *end;
1567 const struct eap_method_type *eap_methods = ssid->eap.eap_methods;
1568 const char *name;
1569
1570 if (eap_methods == NULL)
1571 return NULL;
1572
1573 pos = buf = os_zalloc(100);
1574 if (buf == NULL)
1575 return NULL;
1576 end = buf + 100;
1577
1578 for (i = 0; eap_methods[i].vendor != EAP_VENDOR_IETF ||
1579 eap_methods[i].method != EAP_TYPE_NONE; i++) {
1580 name = eap_get_name(eap_methods[i].vendor,
1581 eap_methods[i].method);
1582 if (name) {
1583 ret = os_snprintf(pos, end - pos, "%s%s",
1584 pos == buf ? "" : " ", name);
1585 if (os_snprintf_error(end - pos, ret))
1586 break;
1587 pos += ret;
1588 }
1589 }
1590
1591 end[-1] = '\0';
1592
1593 return buf;
1594 }
1595 #endif /* NO_CONFIG_WRITE */
1596
1597
1598 static int wpa_config_parse_password(const struct parse_data *data,
1599 struct wpa_ssid *ssid, int line,
1600 const char *value)
1601 {
1602 u8 *hash;
1603
1604 if (os_strcmp(value, "NULL") == 0) {
1605 if (!ssid->eap.password)
1606 return 1; /* Already unset */
1607 wpa_printf(MSG_DEBUG, "Unset configuration string 'password'");
1608 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1609 ssid->eap.password = NULL;
1610 ssid->eap.password_len = 0;
1611 return 0;
1612 }
1613
1614 #ifdef CONFIG_EXT_PASSWORD
1615 if (os_strncmp(value, "ext:", 4) == 0) {
1616 char *name = os_strdup(value + 4);
1617 if (name == NULL)
1618 return -1;
1619 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1620 ssid->eap.password = (u8 *) name;
1621 ssid->eap.password_len = os_strlen(name);
1622 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_PASSWORD_NTHASH;
1623 ssid->eap.flags |= EAP_CONFIG_FLAGS_EXT_PASSWORD;
1624 return 0;
1625 }
1626 #endif /* CONFIG_EXT_PASSWORD */
1627
1628 if (os_strncmp(value, "hash:", 5) != 0) {
1629 char *tmp;
1630 size_t res_len;
1631
1632 tmp = wpa_config_parse_string(value, &res_len);
1633 if (tmp == NULL) {
1634 wpa_printf(MSG_ERROR, "Line %d: failed to parse "
1635 "password.", line);
1636 return -1;
1637 }
1638 wpa_hexdump_ascii_key(MSG_MSGDUMP, data->name,
1639 (u8 *) tmp, res_len);
1640
1641 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1642 ssid->eap.password = (u8 *) tmp;
1643 ssid->eap.password_len = res_len;
1644 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_PASSWORD_NTHASH;
1645 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_EXT_PASSWORD;
1646
1647 return 0;
1648 }
1649
1650
1651 /* NtPasswordHash: hash:<32 hex digits> */
1652 if (os_strlen(value + 5) != 2 * 16) {
1653 wpa_printf(MSG_ERROR, "Line %d: Invalid password hash length "
1654 "(expected 32 hex digits)", line);
1655 return -1;
1656 }
1657
1658 hash = os_malloc(16);
1659 if (hash == NULL)
1660 return -1;
1661
1662 if (hexstr2bin(value + 5, hash, 16)) {
1663 os_free(hash);
1664 wpa_printf(MSG_ERROR, "Line %d: Invalid password hash", line);
1665 return -1;
1666 }
1667
1668 wpa_hexdump_key(MSG_MSGDUMP, data->name, hash, 16);
1669
1670 if (ssid->eap.password && ssid->eap.password_len == 16 &&
1671 os_memcmp(ssid->eap.password, hash, 16) == 0 &&
1672 (ssid->eap.flags & EAP_CONFIG_FLAGS_PASSWORD_NTHASH)) {
1673 bin_clear_free(hash, 16);
1674 return 1;
1675 }
1676 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1677 ssid->eap.password = hash;
1678 ssid->eap.password_len = 16;
1679 ssid->eap.flags |= EAP_CONFIG_FLAGS_PASSWORD_NTHASH;
1680 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_EXT_PASSWORD;
1681
1682 return 0;
1683 }
1684
1685
1686 #ifndef NO_CONFIG_WRITE
1687 static char * wpa_config_write_password(const struct parse_data *data,
1688 struct wpa_ssid *ssid)
1689 {
1690 char *buf;
1691
1692 if (ssid->eap.password == NULL)
1693 return NULL;
1694
1695 #ifdef CONFIG_EXT_PASSWORD
1696 if (ssid->eap.flags & EAP_CONFIG_FLAGS_EXT_PASSWORD) {
1697 buf = os_zalloc(4 + ssid->eap.password_len + 1);
1698 if (buf == NULL)
1699 return NULL;
1700 os_memcpy(buf, "ext:", 4);
1701 os_memcpy(buf + 4, ssid->eap.password, ssid->eap.password_len);
1702 return buf;
1703 }
1704 #endif /* CONFIG_EXT_PASSWORD */
1705
1706 if (!(ssid->eap.flags & EAP_CONFIG_FLAGS_PASSWORD_NTHASH)) {
1707 return wpa_config_write_string(
1708 ssid->eap.password, ssid->eap.password_len);
1709 }
1710
1711 buf = os_malloc(5 + 32 + 1);
1712 if (buf == NULL)
1713 return NULL;
1714
1715 os_memcpy(buf, "hash:", 5);
1716 wpa_snprintf_hex(buf + 5, 32 + 1, ssid->eap.password, 16);
1717
1718 return buf;
1719 }
1720 #endif /* NO_CONFIG_WRITE */
1721 #endif /* IEEE8021X_EAPOL */
1722
1723
1724 static int wpa_config_parse_wep_key(u8 *key, size_t *len, int line,
1725 const char *value, int idx)
1726 {
1727 char *buf, title[20];
1728 int res;
1729
1730 buf = wpa_config_parse_string(value, len);
1731 if (buf == NULL) {
1732 wpa_printf(MSG_ERROR, "Line %d: Invalid WEP key %d '%s'.",
1733 line, idx, value);
1734 return -1;
1735 }
1736 if (*len > MAX_WEP_KEY_LEN) {
1737 wpa_printf(MSG_ERROR, "Line %d: Too long WEP key %d '%s'.",
1738 line, idx, value);
1739 os_free(buf);
1740 return -1;
1741 }
1742 if (*len && *len != 5 && *len != 13 && *len != 16) {
1743 wpa_printf(MSG_ERROR, "Line %d: Invalid WEP key length %u - "
1744 "this network block will be ignored",
1745 line, (unsigned int) *len);
1746 }
1747 os_memcpy(key, buf, *len);
1748 str_clear_free(buf);
1749 res = os_snprintf(title, sizeof(title), "wep_key%d", idx);
1750 if (!os_snprintf_error(sizeof(title), res))
1751 wpa_hexdump_key(MSG_MSGDUMP, title, key, *len);
1752 return 0;
1753 }
1754
1755
1756 static int wpa_config_parse_wep_key0(const struct parse_data *data,
1757 struct wpa_ssid *ssid, int line,
1758 const char *value)
1759 {
1760 return wpa_config_parse_wep_key(ssid->wep_key[0],
1761 &ssid->wep_key_len[0], line,
1762 value, 0);
1763 }
1764
1765
1766 static int wpa_config_parse_wep_key1(const struct parse_data *data,
1767 struct wpa_ssid *ssid, int line,
1768 const char *value)
1769 {
1770 return wpa_config_parse_wep_key(ssid->wep_key[1],
1771 &ssid->wep_key_len[1], line,
1772 value, 1);
1773 }
1774
1775
1776 static int wpa_config_parse_wep_key2(const struct parse_data *data,
1777 struct wpa_ssid *ssid, int line,
1778 const char *value)
1779 {
1780 return wpa_config_parse_wep_key(ssid->wep_key[2],
1781 &ssid->wep_key_len[2], line,
1782 value, 2);
1783 }
1784
1785
1786 static int wpa_config_parse_wep_key3(const struct parse_data *data,
1787 struct wpa_ssid *ssid, int line,
1788 const char *value)
1789 {
1790 return wpa_config_parse_wep_key(ssid->wep_key[3],
1791 &ssid->wep_key_len[3], line,
1792 value, 3);
1793 }
1794
1795
1796 #ifndef NO_CONFIG_WRITE
1797 static char * wpa_config_write_wep_key(struct wpa_ssid *ssid, int idx)
1798 {
1799 if (ssid->wep_key_len[idx] == 0)
1800 return NULL;
1801 return wpa_config_write_string(ssid->wep_key[idx],
1802 ssid->wep_key_len[idx]);
1803 }
1804
1805
1806 static char * wpa_config_write_wep_key0(const struct parse_data *data,
1807 struct wpa_ssid *ssid)
1808 {
1809 return wpa_config_write_wep_key(ssid, 0);
1810 }
1811
1812
1813 static char * wpa_config_write_wep_key1(const struct parse_data *data,
1814 struct wpa_ssid *ssid)
1815 {
1816 return wpa_config_write_wep_key(ssid, 1);
1817 }
1818
1819
1820 static char * wpa_config_write_wep_key2(const struct parse_data *data,
1821 struct wpa_ssid *ssid)
1822 {
1823 return wpa_config_write_wep_key(ssid, 2);
1824 }
1825
1826
1827 static char * wpa_config_write_wep_key3(const struct parse_data *data,
1828 struct wpa_ssid *ssid)
1829 {
1830 return wpa_config_write_wep_key(ssid, 3);
1831 }
1832 #endif /* NO_CONFIG_WRITE */
1833
1834
1835 #ifdef CONFIG_P2P
1836
1837 static int wpa_config_parse_go_p2p_dev_addr(const struct parse_data *data,
1838 struct wpa_ssid *ssid, int line,
1839 const char *value)
1840 {
1841 if (value[0] == '\0' || os_strcmp(value, "\"\"") == 0 ||
1842 os_strcmp(value, "any") == 0) {
1843 os_memset(ssid->go_p2p_dev_addr, 0, ETH_ALEN);
1844 wpa_printf(MSG_MSGDUMP, "GO P2P Device Address any");
1845 return 0;
1846 }
1847 if (hwaddr_aton(value, ssid->go_p2p_dev_addr)) {
1848 wpa_printf(MSG_ERROR, "Line %d: Invalid GO P2P Device Address '%s'.",
1849 line, value);
1850 return -1;
1851 }
1852 ssid->bssid_set = 1;
1853 wpa_printf(MSG_MSGDUMP, "GO P2P Device Address " MACSTR,
1854 MAC2STR(ssid->go_p2p_dev_addr));
1855 return 0;
1856 }
1857
1858
1859 #ifndef NO_CONFIG_WRITE
1860 static char * wpa_config_write_go_p2p_dev_addr(const struct parse_data *data,
1861 struct wpa_ssid *ssid)
1862 {
1863 char *value;
1864 int res;
1865
1866 if (is_zero_ether_addr(ssid->go_p2p_dev_addr))
1867 return NULL;
1868
1869 value = os_malloc(20);
1870 if (value == NULL)
1871 return NULL;
1872 res = os_snprintf(value, 20, MACSTR, MAC2STR(ssid->go_p2p_dev_addr));
1873 if (os_snprintf_error(20, res)) {
1874 os_free(value);
1875 return NULL;
1876 }
1877 value[20 - 1] = '\0';
1878 return value;
1879 }
1880 #endif /* NO_CONFIG_WRITE */
1881
1882
1883 static int wpa_config_parse_p2p_client_list(const struct parse_data *data,
1884 struct wpa_ssid *ssid, int line,
1885 const char *value)
1886 {
1887 return wpa_config_parse_addr_list(data, line, value,
1888 &ssid->p2p_client_list,
1889 &ssid->num_p2p_clients,
1890 "p2p_client_list", 0, 0);
1891 }
1892
1893
1894 #ifndef NO_CONFIG_WRITE
1895 static char * wpa_config_write_p2p_client_list(const struct parse_data *data,
1896 struct wpa_ssid *ssid)
1897 {
1898 return wpa_config_write_addr_list(data, ssid->p2p_client_list,
1899 ssid->num_p2p_clients,
1900 "p2p_client_list");
1901 }
1902 #endif /* NO_CONFIG_WRITE */
1903
1904
1905 static int wpa_config_parse_psk_list(const struct parse_data *data,
1906 struct wpa_ssid *ssid, int line,
1907 const char *value)
1908 {
1909 struct psk_list_entry *p;
1910 const char *pos;
1911
1912 p = os_zalloc(sizeof(*p));
1913 if (p == NULL)
1914 return -1;
1915
1916 pos = value;
1917 if (os_strncmp(pos, "P2P-", 4) == 0) {
1918 p->p2p = 1;
1919 pos += 4;
1920 }
1921
1922 if (hwaddr_aton(pos, p->addr)) {
1923 wpa_printf(MSG_ERROR, "Line %d: Invalid psk_list address '%s'",
1924 line, pos);
1925 os_free(p);
1926 return -1;
1927 }
1928 pos += 17;
1929 if (*pos != '-') {
1930 wpa_printf(MSG_ERROR, "Line %d: Invalid psk_list '%s'",
1931 line, pos);
1932 os_free(p);
1933 return -1;
1934 }
1935 pos++;
1936
1937 if (hexstr2bin(pos, p->psk, PMK_LEN) || pos[PMK_LEN * 2] != '\0') {
1938 wpa_printf(MSG_ERROR, "Line %d: Invalid psk_list PSK '%s'",
1939 line, pos);
1940 os_free(p);
1941 return -1;
1942 }
1943
1944 dl_list_add(&ssid->psk_list, &p->list);
1945
1946 return 0;
1947 }
1948
1949
1950 #ifndef NO_CONFIG_WRITE
1951 static char * wpa_config_write_psk_list(const struct parse_data *data,
1952 struct wpa_ssid *ssid)
1953 {
1954 return NULL;
1955 }
1956 #endif /* NO_CONFIG_WRITE */
1957
1958 #endif /* CONFIG_P2P */
1959
1960
1961 #ifdef CONFIG_MESH
1962
1963 static int wpa_config_parse_mesh_basic_rates(const struct parse_data *data,
1964 struct wpa_ssid *ssid, int line,
1965 const char *value)
1966 {
1967 int *rates = wpa_config_parse_int_array(value);
1968
1969 if (rates == NULL) {
1970 wpa_printf(MSG_ERROR, "Line %d: Invalid mesh_basic_rates '%s'",
1971 line, value);
1972 return -1;
1973 }
1974 if (rates[0] == 0) {
1975 os_free(rates);
1976 rates = NULL;
1977 }
1978
1979 os_free(ssid->mesh_basic_rates);
1980 ssid->mesh_basic_rates = rates;
1981
1982 return 0;
1983 }
1984
1985
1986 #ifndef NO_CONFIG_WRITE
1987
1988 static char * wpa_config_write_mesh_basic_rates(const struct parse_data *data,
1989 struct wpa_ssid *ssid)
1990 {
1991 return wpa_config_write_freqs(data, ssid->mesh_basic_rates);
1992 }
1993
1994 #endif /* NO_CONFIG_WRITE */
1995
1996 #endif /* CONFIG_MESH */
1997
1998
1999 #ifdef CONFIG_MACSEC
2000
2001 static int wpa_config_parse_mka_cak(const struct parse_data *data,
2002 struct wpa_ssid *ssid, int line,
2003 const char *value)
2004 {
2005 if (hexstr2bin(value, ssid->mka_cak, MACSEC_CAK_LEN) ||
2006 value[MACSEC_CAK_LEN * 2] != '\0') {
2007 wpa_printf(MSG_ERROR, "Line %d: Invalid MKA-CAK '%s'.",
2008 line, value);
2009 return -1;
2010 }
2011
2012 ssid->mka_psk_set |= MKA_PSK_SET_CAK;
2013
2014 wpa_hexdump_key(MSG_MSGDUMP, "MKA-CAK", ssid->mka_cak, MACSEC_CAK_LEN);
2015 return 0;
2016 }
2017
2018
2019 static int wpa_config_parse_mka_ckn(const struct parse_data *data,
2020 struct wpa_ssid *ssid, int line,
2021 const char *value)
2022 {
2023 if (hexstr2bin(value, ssid->mka_ckn, MACSEC_CKN_LEN) ||
2024 value[MACSEC_CKN_LEN * 2] != '\0') {
2025 wpa_printf(MSG_ERROR, "Line %d: Invalid MKA-CKN '%s'.",
2026 line, value);
2027 return -1;
2028 }
2029
2030 ssid->mka_psk_set |= MKA_PSK_SET_CKN;
2031
2032 wpa_hexdump_key(MSG_MSGDUMP, "MKA-CKN", ssid->mka_ckn, MACSEC_CKN_LEN);
2033 return 0;
2034 }
2035
2036
2037 #ifndef NO_CONFIG_WRITE
2038
2039 static char * wpa_config_write_mka_cak(const struct parse_data *data,
2040 struct wpa_ssid *ssid)
2041 {
2042 if (!(ssid->mka_psk_set & MKA_PSK_SET_CAK))
2043 return NULL;
2044
2045 return wpa_config_write_string_hex(ssid->mka_cak, MACSEC_CAK_LEN);
2046 }
2047
2048
2049 static char * wpa_config_write_mka_ckn(const struct parse_data *data,
2050 struct wpa_ssid *ssid)
2051 {
2052 if (!(ssid->mka_psk_set & MKA_PSK_SET_CKN))
2053 return NULL;
2054 return wpa_config_write_string_hex(ssid->mka_ckn, MACSEC_CKN_LEN);
2055 }
2056
2057 #endif /* NO_CONFIG_WRITE */
2058
2059 #endif /* CONFIG_MACSEC */
2060
2061
2062 #ifdef CONFIG_OCV
2063
2064 static int wpa_config_parse_ocv(const struct parse_data *data,
2065 struct wpa_ssid *ssid, int line,
2066 const char *value)
2067 {
2068 char *end;
2069
2070 ssid->ocv = strtol(value, &end, 0);
2071 if (*end || ssid->ocv < 0 || ssid->ocv > 1) {
2072 wpa_printf(MSG_ERROR, "Line %d: Invalid ocv value '%s'.",
2073 line, value);
2074 return -1;
2075 }
2076 if (ssid->ocv && ssid->ieee80211w == NO_MGMT_FRAME_PROTECTION)
2077 ssid->ieee80211w = MGMT_FRAME_PROTECTION_OPTIONAL;
2078 return 0;
2079 }
2080
2081
2082 #ifndef NO_CONFIG_WRITE
2083 static char * wpa_config_write_ocv(const struct parse_data *data,
2084 struct wpa_ssid *ssid)
2085 {
2086 char *value = os_malloc(20);
2087
2088 if (!value)
2089 return NULL;
2090 os_snprintf(value, 20, "%d", ssid->ocv);
2091 value[20 - 1] = '\0';
2092 return value;
2093 }
2094 #endif /* NO_CONFIG_WRITE */
2095
2096 #endif /* CONFIG_OCV */
2097
2098
2099 static int wpa_config_parse_peerkey(const struct parse_data *data,
2100 struct wpa_ssid *ssid, int line,
2101 const char *value)
2102 {
2103 wpa_printf(MSG_INFO, "NOTE: Obsolete peerkey parameter ignored");
2104 return 0;
2105 }
2106
2107
2108 #ifndef NO_CONFIG_WRITE
2109 static char * wpa_config_write_peerkey(const struct parse_data *data,
2110 struct wpa_ssid *ssid)
2111 {
2112 return NULL;
2113 }
2114 #endif /* NO_CONFIG_WRITE */
2115
2116
2117 /* Helper macros for network block parser */
2118
2119 #ifdef OFFSET
2120 #undef OFFSET
2121 #endif /* OFFSET */
2122 /* OFFSET: Get offset of a variable within the wpa_ssid structure */
2123 #define OFFSET(v) ((void *) &((struct wpa_ssid *) 0)->v)
2124
2125 /* STR: Define a string variable for an ASCII string; f = field name */
2126 #ifdef NO_CONFIG_WRITE
2127 #define _STR(f) #f, wpa_config_parse_str, OFFSET(f)
2128 #define _STRe(f) #f, wpa_config_parse_str, OFFSET(eap.f)
2129 #else /* NO_CONFIG_WRITE */
2130 #define _STR(f) #f, wpa_config_parse_str, wpa_config_write_str, OFFSET(f)
2131 #define _STRe(f) #f, wpa_config_parse_str, wpa_config_write_str, OFFSET(eap.f)
2132 #endif /* NO_CONFIG_WRITE */
2133 #define STR(f) _STR(f), NULL, NULL, NULL, 0
2134 #define STRe(f) _STRe(f), NULL, NULL, NULL, 0
2135 #define STR_KEY(f) _STR(f), NULL, NULL, NULL, 1
2136 #define STR_KEYe(f) _STRe(f), NULL, NULL, NULL, 1
2137
2138 /* STR_LEN: Define a string variable with a separate variable for storing the
2139 * data length. Unlike STR(), this can be used to store arbitrary binary data
2140 * (i.e., even nul termination character). */
2141 #define _STR_LEN(f) _STR(f), OFFSET(f ## _len)
2142 #define _STR_LENe(f) _STRe(f), OFFSET(eap.f ## _len)
2143 #define STR_LEN(f) _STR_LEN(f), NULL, NULL, 0
2144 #define STR_LENe(f) _STR_LENe(f), NULL, NULL, 0
2145 #define STR_LEN_KEY(f) _STR_LEN(f), NULL, NULL, 1
2146
2147 /* STR_RANGE: Like STR_LEN(), but with minimum and maximum allowed length
2148 * explicitly specified. */
2149 #define _STR_RANGE(f, min, max) _STR_LEN(f), (void *) (min), (void *) (max)
2150 #define STR_RANGE(f, min, max) _STR_RANGE(f, min, max), 0
2151 #define STR_RANGE_KEY(f, min, max) _STR_RANGE(f, min, max), 1
2152
2153 #ifdef NO_CONFIG_WRITE
2154 #define _INT(f) #f, wpa_config_parse_int, OFFSET(f), (void *) 0
2155 #define _INTe(f) #f, wpa_config_parse_int, OFFSET(eap.f), (void *) 0
2156 #else /* NO_CONFIG_WRITE */
2157 #define _INT(f) #f, wpa_config_parse_int, wpa_config_write_int, \
2158 OFFSET(f), (void *) 0
2159 #define _INTe(f) #f, wpa_config_parse_int, wpa_config_write_int, \
2160 OFFSET(eap.f), (void *) 0
2161 #endif /* NO_CONFIG_WRITE */
2162
2163 /* INT: Define an integer variable */
2164 #define INT(f) _INT(f), NULL, NULL, 0
2165 #define INTe(f) _INTe(f), NULL, NULL, 0
2166
2167 /* INT_RANGE: Define an integer variable with allowed value range */
2168 #define INT_RANGE(f, min, max) _INT(f), (void *) (min), (void *) (max), 0
2169
2170 /* FUNC: Define a configuration variable that uses a custom function for
2171 * parsing and writing the value. */
2172 #ifdef NO_CONFIG_WRITE
2173 #define _FUNC(f) #f, wpa_config_parse_ ## f, NULL, NULL, NULL, NULL
2174 #else /* NO_CONFIG_WRITE */
2175 #define _FUNC(f) #f, wpa_config_parse_ ## f, wpa_config_write_ ## f, \
2176 NULL, NULL, NULL, NULL
2177 #endif /* NO_CONFIG_WRITE */
2178 #define FUNC(f) _FUNC(f), 0
2179 #define FUNC_KEY(f) _FUNC(f), 1
2180
2181 /*
2182 * Table of network configuration variables. This table is used to parse each
2183 * network configuration variable, e.g., each line in wpa_supplicant.conf file
2184 * that is inside a network block.
2185 *
2186 * This table is generated using the helper macros defined above and with
2187 * generous help from the C pre-processor. The field name is stored as a string
2188 * into .name and for STR and INT types, the offset of the target buffer within
2189 * struct wpa_ssid is stored in .param1. .param2 (if not NULL) is similar
2190 * offset to the field containing the length of the configuration variable.
2191 * .param3 and .param4 can be used to mark the allowed range (length for STR
2192 * and value for INT).
2193 *
2194 * For each configuration line in wpa_supplicant.conf, the parser goes through
2195 * this table and select the entry that matches with the field name. The parser
2196 * function (.parser) is then called to parse the actual value of the field.
2197 *
2198 * This kind of mechanism makes it easy to add new configuration parameters,
2199 * since only one line needs to be added into this table and into the
2200 * struct wpa_ssid definition if the new variable is either a string or
2201 * integer. More complex types will need to use their own parser and writer
2202 * functions.
2203 */
2204 static const struct parse_data ssid_fields[] = {
2205 { STR_RANGE(ssid, 0, SSID_MAX_LEN) },
2206 { INT_RANGE(scan_ssid, 0, 1) },
2207 { FUNC(bssid) },
2208 { FUNC(bssid_hint) },
2209 { FUNC(bssid_blacklist) },
2210 { FUNC(bssid_whitelist) },
2211 { FUNC_KEY(psk) },
2212 { INT(mem_only_psk) },
2213 { STR_KEY(sae_password) },
2214 { STR(sae_password_id) },
2215 { FUNC(proto) },
2216 { FUNC(key_mgmt) },
2217 { INT(bg_scan_period) },
2218 { FUNC(pairwise) },
2219 { FUNC(group) },
2220 { FUNC(group_mgmt) },
2221 { FUNC(auth_alg) },
2222 { FUNC(scan_freq) },
2223 { FUNC(freq_list) },
2224 { INT_RANGE(ht, 0, 1) },
2225 { INT_RANGE(vht, 0, 1) },
2226 { INT_RANGE(ht40, -1, 1) },
2227 { INT_RANGE(max_oper_chwidth, VHT_CHANWIDTH_USE_HT,
2228 VHT_CHANWIDTH_80P80MHZ) },
2229 { INT(vht_center_freq1) },
2230 { INT(vht_center_freq2) },
2231 #ifdef IEEE8021X_EAPOL
2232 { FUNC(eap) },
2233 { STR_LENe(identity) },
2234 { STR_LENe(anonymous_identity) },
2235 { STR_LENe(imsi_identity) },
2236 { FUNC_KEY(password) },
2237 { STRe(ca_cert) },
2238 { STRe(ca_path) },
2239 { STRe(client_cert) },
2240 { STRe(private_key) },
2241 { STR_KEYe(private_key_passwd) },
2242 { STRe(dh_file) },
2243 { STRe(subject_match) },
2244 { STRe(altsubject_match) },
2245 { STRe(domain_suffix_match) },
2246 { STRe(domain_match) },
2247 { STRe(ca_cert2) },
2248 { STRe(ca_path2) },
2249 { STRe(client_cert2) },
2250 { STRe(private_key2) },
2251 { STR_KEYe(private_key2_passwd) },
2252 { STRe(dh_file2) },
2253 { STRe(subject_match2) },
2254 { STRe(altsubject_match2) },
2255 { STRe(domain_suffix_match2) },
2256 { STRe(domain_match2) },
2257 { STRe(phase1) },
2258 { STRe(phase2) },
2259 { STRe(pcsc) },
2260 { STR_KEYe(pin) },
2261 { STRe(engine_id) },
2262 { STRe(key_id) },
2263 { STRe(cert_id) },
2264 { STRe(ca_cert_id) },
2265 { STR_KEYe(pin2) },
2266 { STRe(engine2_id) },
2267 { STRe(key2_id) },
2268 { STRe(cert2_id) },
2269 { STRe(ca_cert2_id) },
2270 { INTe(engine) },
2271 { INTe(engine2) },
2272 { INT(eapol_flags) },
2273 { INTe(sim_num) },
2274 { STRe(openssl_ciphers) },
2275 { INTe(erp) },
2276 #endif /* IEEE8021X_EAPOL */
2277 { FUNC_KEY(wep_key0) },
2278 { FUNC_KEY(wep_key1) },
2279 { FUNC_KEY(wep_key2) },
2280 { FUNC_KEY(wep_key3) },
2281 { INT(wep_tx_keyidx) },
2282 { INT(priority) },
2283 #ifdef IEEE8021X_EAPOL
2284 { INT(eap_workaround) },
2285 { STRe(pac_file) },
2286 { INTe(fragment_size) },
2287 { INTe(ocsp) },
2288 #endif /* IEEE8021X_EAPOL */
2289 #ifdef CONFIG_MESH
2290 { INT_RANGE(mode, 0, 5) },
2291 { INT_RANGE(no_auto_peer, 0, 1) },
2292 { INT_RANGE(mesh_rssi_threshold, -255, 1) },
2293 #else /* CONFIG_MESH */
2294 { INT_RANGE(mode, 0, 4) },
2295 #endif /* CONFIG_MESH */
2296 { INT_RANGE(proactive_key_caching, 0, 1) },
2297 { INT_RANGE(disabled, 0, 2) },
2298 { STR(id_str) },
2299 #ifdef CONFIG_IEEE80211W
2300 { INT_RANGE(ieee80211w, 0, 2) },
2301 #endif /* CONFIG_IEEE80211W */
2302 #ifdef CONFIG_OCV
2303 { FUNC(ocv) },
2304 #endif /* CONFIG_OCV */
2305 { FUNC(peerkey) /* obsolete - removed */ },
2306 { INT_RANGE(mixed_cell, 0, 1) },
2307 { INT_RANGE(frequency, 0, 65000) },
2308 { INT_RANGE(fixed_freq, 0, 1) },
2309 #ifdef CONFIG_ACS
2310 { INT_RANGE(acs, 0, 1) },
2311 #endif /* CONFIG_ACS */
2312 #ifdef CONFIG_MESH
2313 { FUNC(mesh_basic_rates) },
2314 { INT(dot11MeshMaxRetries) },
2315 { INT(dot11MeshRetryTimeout) },
2316 { INT(dot11MeshConfirmTimeout) },
2317 { INT(dot11MeshHoldingTimeout) },
2318 #endif /* CONFIG_MESH */
2319 { INT(wpa_ptk_rekey) },
2320 { INT(group_rekey) },
2321 { STR(bgscan) },
2322 { INT_RANGE(ignore_broadcast_ssid, 0, 2) },
2323 #ifdef CONFIG_P2P
2324 { FUNC(go_p2p_dev_addr) },
2325 { FUNC(p2p_client_list) },
2326 { FUNC(psk_list) },
2327 #endif /* CONFIG_P2P */
2328 #ifdef CONFIG_HT_OVERRIDES
2329 { INT_RANGE(disable_ht, 0, 1) },
2330 { INT_RANGE(disable_ht40, -1, 1) },
2331 { INT_RANGE(disable_sgi, 0, 1) },
2332 { INT_RANGE(disable_ldpc, 0, 1) },
2333 { INT_RANGE(ht40_intolerant, 0, 1) },
2334 { INT_RANGE(disable_max_amsdu, -1, 1) },
2335 { INT_RANGE(ampdu_factor, -1, 3) },
2336 { INT_RANGE(ampdu_density, -1, 7) },
2337 { STR(ht_mcs) },
2338 #endif /* CONFIG_HT_OVERRIDES */
2339 #ifdef CONFIG_VHT_OVERRIDES
2340 { INT_RANGE(disable_vht, 0, 1) },
2341 { INT(vht_capa) },
2342 { INT(vht_capa_mask) },
2343 { INT_RANGE(vht_rx_mcs_nss_1, -1, 3) },
2344 { INT_RANGE(vht_rx_mcs_nss_2, -1, 3) },
2345 { INT_RANGE(vht_rx_mcs_nss_3, -1, 3) },
2346 { INT_RANGE(vht_rx_mcs_nss_4, -1, 3) },
2347 { INT_RANGE(vht_rx_mcs_nss_5, -1, 3) },
2348 { INT_RANGE(vht_rx_mcs_nss_6, -1, 3) },
2349 { INT_RANGE(vht_rx_mcs_nss_7, -1, 3) },
2350 { INT_RANGE(vht_rx_mcs_nss_8, -1, 3) },
2351 { INT_RANGE(vht_tx_mcs_nss_1, -1, 3) },
2352 { INT_RANGE(vht_tx_mcs_nss_2, -1, 3) },
2353 { INT_RANGE(vht_tx_mcs_nss_3, -1, 3) },
2354 { INT_RANGE(vht_tx_mcs_nss_4, -1, 3) },
2355 { INT_RANGE(vht_tx_mcs_nss_5, -1, 3) },
2356 { INT_RANGE(vht_tx_mcs_nss_6, -1, 3) },
2357 { INT_RANGE(vht_tx_mcs_nss_7, -1, 3) },
2358 { INT_RANGE(vht_tx_mcs_nss_8, -1, 3) },
2359 #endif /* CONFIG_VHT_OVERRIDES */
2360 { INT(ap_max_inactivity) },
2361 { INT(dtim_period) },
2362 { INT(beacon_int) },
2363 #ifdef CONFIG_MACSEC
2364 { INT_RANGE(macsec_policy, 0, 1) },
2365 { INT_RANGE(macsec_integ_only, 0, 1) },
2366 { INT_RANGE(macsec_port, 1, 65534) },
2367 { INT_RANGE(mka_priority, 0, 255) },
2368 { FUNC_KEY(mka_cak) },
2369 { FUNC_KEY(mka_ckn) },
2370 #endif /* CONFIG_MACSEC */
2371 #ifdef CONFIG_HS20
2372 { INT(update_identifier) },
2373 { STR_RANGE(roaming_consortium_selection, 0, MAX_ROAMING_CONS_OI_LEN) },
2374 #endif /* CONFIG_HS20 */
2375 { INT_RANGE(mac_addr, 0, 2) },
2376 { INT_RANGE(pbss, 0, 2) },
2377 { INT_RANGE(wps_disabled, 0, 1) },
2378 { INT_RANGE(fils_dh_group, 0, 65535) },
2379 #ifdef CONFIG_DPP
2380 { STR(dpp_connector) },
2381 { STR_LEN(dpp_netaccesskey) },
2382 { INT(dpp_netaccesskey_expiry) },
2383 { STR_LEN(dpp_csign) },
2384 #endif /* CONFIG_DPP */
2385 { INT_RANGE(owe_group, 0, 65535) },
2386 { INT_RANGE(owe_only, 0, 1) },
2387 { INT_RANGE(multi_ap_backhaul_sta, 0, 1) },
2388 };
2389
2390 #undef OFFSET
2391 #undef _STR
2392 #undef STR
2393 #undef STR_KEY
2394 #undef _STR_LEN
2395 #undef STR_LEN
2396 #undef STR_LEN_KEY
2397 #undef _STR_RANGE
2398 #undef STR_RANGE
2399 #undef STR_RANGE_KEY
2400 #undef _INT
2401 #undef INT
2402 #undef INT_RANGE
2403 #undef _FUNC
2404 #undef FUNC
2405 #undef FUNC_KEY
2406 #define NUM_SSID_FIELDS ARRAY_SIZE(ssid_fields)
2407
2408
2409 /**
2410 * wpa_config_add_prio_network - Add a network to priority lists
2411 * @config: Configuration data from wpa_config_read()
2412 * @ssid: Pointer to the network configuration to be added to the list
2413 * Returns: 0 on success, -1 on failure
2414 *
2415 * This function is used to add a network block to the priority list of
2416 * networks. This must be called for each network when reading in the full
2417 * configuration. In addition, this can be used indirectly when updating
2418 * priorities by calling wpa_config_update_prio_list().
2419 */
2420 int wpa_config_add_prio_network(struct wpa_config *config,
2421 struct wpa_ssid *ssid)
2422 {
2423 int prio;
2424 struct wpa_ssid *prev, **nlist;
2425
2426 /*
2427 * Add to an existing priority list if one is available for the
2428 * configured priority level for this network.
2429 */
2430 for (prio = 0; prio < config->num_prio; prio++) {
2431 prev = config->pssid[prio];
2432 if (prev->priority == ssid->priority) {
2433 while (prev->pnext)
2434 prev = prev->pnext;
2435 prev->pnext = ssid;
2436 return 0;
2437 }
2438 }
2439
2440 /* First network for this priority - add a new priority list */
2441 nlist = os_realloc_array(config->pssid, config->num_prio + 1,
2442 sizeof(struct wpa_ssid *));
2443 if (nlist == NULL)
2444 return -1;
2445
2446 for (prio = 0; prio < config->num_prio; prio++) {
2447 if (nlist[prio]->priority < ssid->priority) {
2448 os_memmove(&nlist[prio + 1], &nlist[prio],
2449 (config->num_prio - prio) *
2450 sizeof(struct wpa_ssid *));
2451 break;
2452 }
2453 }
2454
2455 nlist[prio] = ssid;
2456 config->num_prio++;
2457 config->pssid = nlist;
2458
2459 return 0;
2460 }
2461
2462
2463 /**
2464 * wpa_config_update_prio_list - Update network priority list
2465 * @config: Configuration data from wpa_config_read()
2466 * Returns: 0 on success, -1 on failure
2467 *
2468 * This function is called to update the priority list of networks in the
2469 * configuration when a network is being added or removed. This is also called
2470 * if a priority for a network is changed.
2471 */
2472 int wpa_config_update_prio_list(struct wpa_config *config)
2473 {
2474 struct wpa_ssid *ssid;
2475 int ret = 0;
2476
2477 os_free(config->pssid);
2478 config->pssid = NULL;
2479 config->num_prio = 0;
2480
2481 ssid = config->ssid;
2482 while (ssid) {
2483 ssid->pnext = NULL;
2484 if (wpa_config_add_prio_network(config, ssid) < 0)
2485 ret = -1;
2486 ssid = ssid->next;
2487 }
2488
2489 return ret;
2490 }
2491
2492
2493 #ifdef IEEE8021X_EAPOL
2494 static void eap_peer_config_free(struct eap_peer_config *eap)
2495 {
2496 os_free(eap->eap_methods);
2497 bin_clear_free(eap->identity, eap->identity_len);
2498 os_free(eap->anonymous_identity);
2499 os_free(eap->imsi_identity);
2500 bin_clear_free(eap->password, eap->password_len);
2501 os_free(eap->ca_cert);
2502 os_free(eap->ca_path);
2503 os_free(eap->client_cert);
2504 os_free(eap->private_key);
2505 str_clear_free(eap->private_key_passwd);
2506 os_free(eap->dh_file);
2507 os_free(eap->subject_match);
2508 os_free(eap->altsubject_match);
2509 os_free(eap->domain_suffix_match);
2510 os_free(eap->domain_match);
2511 os_free(eap->ca_cert2);
2512 os_free(eap->ca_path2);
2513 os_free(eap->client_cert2);
2514 os_free(eap->private_key2);
2515 str_clear_free(eap->private_key2_passwd);
2516 os_free(eap->dh_file2);
2517 os_free(eap->subject_match2);
2518 os_free(eap->altsubject_match2);
2519 os_free(eap->domain_suffix_match2);
2520 os_free(eap->domain_match2);
2521 os_free(eap->phase1);
2522 os_free(eap->phase2);
2523 os_free(eap->pcsc);
2524 str_clear_free(eap->pin);
2525 os_free(eap->engine_id);
2526 os_free(eap->key_id);
2527 os_free(eap->cert_id);
2528 os_free(eap->ca_cert_id);
2529 os_free(eap->key2_id);
2530 os_free(eap->cert2_id);
2531 os_free(eap->ca_cert2_id);
2532 str_clear_free(eap->pin2);
2533 os_free(eap->engine2_id);
2534 os_free(eap->otp);
2535 os_free(eap->pending_req_otp);
2536 os_free(eap->pac_file);
2537 bin_clear_free(eap->new_password, eap->new_password_len);
2538 str_clear_free(eap->external_sim_resp);
2539 os_free(eap->openssl_ciphers);
2540 }
2541 #endif /* IEEE8021X_EAPOL */
2542
2543
2544 /**
2545 * wpa_config_free_ssid - Free network/ssid configuration data
2546 * @ssid: Configuration data for the network
2547 *
2548 * This function frees all resources allocated for the network configuration
2549 * data.
2550 */
2551 void wpa_config_free_ssid(struct wpa_ssid *ssid)
2552 {
2553 struct psk_list_entry *psk;
2554
2555 os_free(ssid->ssid);
2556 str_clear_free(ssid->passphrase);
2557 os_free(ssid->ext_psk);
2558 str_clear_free(ssid->sae_password);
2559 os_free(ssid->sae_password_id);
2560 #ifdef IEEE8021X_EAPOL
2561 eap_peer_config_free(&ssid->eap);
2562 #endif /* IEEE8021X_EAPOL */
2563 os_free(ssid->id_str);
2564 os_free(ssid->scan_freq);
2565 os_free(ssid->freq_list);
2566 os_free(ssid->bgscan);
2567 os_free(ssid->p2p_client_list);
2568 os_free(ssid->bssid_blacklist);
2569 os_free(ssid->bssid_whitelist);
2570 #ifdef CONFIG_HT_OVERRIDES
2571 os_free(ssid->ht_mcs);
2572 #endif /* CONFIG_HT_OVERRIDES */
2573 #ifdef CONFIG_MESH
2574 os_free(ssid->mesh_basic_rates);
2575 #endif /* CONFIG_MESH */
2576 #ifdef CONFIG_HS20
2577 os_free(ssid->roaming_consortium_selection);
2578 #endif /* CONFIG_HS20 */
2579 os_free(ssid->dpp_connector);
2580 bin_clear_free(ssid->dpp_netaccesskey, ssid->dpp_netaccesskey_len);
2581 os_free(ssid->dpp_csign);
2582 while ((psk = dl_list_first(&ssid->psk_list, struct psk_list_entry,
2583 list))) {
2584 dl_list_del(&psk->list);
2585 bin_clear_free(psk, sizeof(*psk));
2586 }
2587 bin_clear_free(ssid, sizeof(*ssid));
2588 }
2589
2590
2591 void wpa_config_free_cred(struct wpa_cred *cred)
2592 {
2593 size_t i;
2594
2595 os_free(cred->realm);
2596 str_clear_free(cred->username);
2597 str_clear_free(cred->password);
2598 os_free(cred->ca_cert);
2599 os_free(cred->client_cert);
2600 os_free(cred->private_key);
2601 str_clear_free(cred->private_key_passwd);
2602 os_free(cred->imsi);
2603 str_clear_free(cred->milenage);
2604 for (i = 0; i < cred->num_domain; i++)
2605 os_free(cred->domain[i]);
2606 os_free(cred->domain);
2607 os_free(cred->domain_suffix_match);
2608 os_free(cred->eap_method);
2609 os_free(cred->phase1);
2610 os_free(cred->phase2);
2611 os_free(cred->excluded_ssid);
2612 os_free(cred->roaming_partner);
2613 os_free(cred->provisioning_sp);
2614 for (i = 0; i < cred->num_req_conn_capab; i++)
2615 os_free(cred->req_conn_capab_port[i]);
2616 os_free(cred->req_conn_capab_port);
2617 os_free(cred->req_conn_capab_proto);
2618 os_free(cred);
2619 }
2620
2621
2622 void wpa_config_flush_blobs(struct wpa_config *config)
2623 {
2624 #ifndef CONFIG_NO_CONFIG_BLOBS
2625 struct wpa_config_blob *blob, *prev;
2626
2627 blob = config->blobs;
2628 config->blobs = NULL;
2629 while (blob) {
2630 prev = blob;
2631 blob = blob->next;
2632 wpa_config_free_blob(prev);
2633 }
2634 #endif /* CONFIG_NO_CONFIG_BLOBS */
2635 }
2636
2637
2638 /**
2639 * wpa_config_free - Free configuration data
2640 * @config: Configuration data from wpa_config_read()
2641 *
2642 * This function frees all resources allocated for the configuration data by
2643 * wpa_config_read().
2644 */
2645 void wpa_config_free(struct wpa_config *config)
2646 {
2647 struct wpa_ssid *ssid, *prev = NULL;
2648 struct wpa_cred *cred, *cprev;
2649 int i;
2650
2651 ssid = config->ssid;
2652 while (ssid) {
2653 prev = ssid;
2654 ssid = ssid->next;
2655 wpa_config_free_ssid(prev);
2656 }
2657
2658 cred = config->cred;
2659 while (cred) {
2660 cprev = cred;
2661 cred = cred->next;
2662 wpa_config_free_cred(cprev);
2663 }
2664
2665 wpa_config_flush_blobs(config);
2666
2667 wpabuf_free(config->wps_vendor_ext_m1);
2668 for (i = 0; i < MAX_WPS_VENDOR_EXT; i++)
2669 wpabuf_free(config->wps_vendor_ext[i]);
2670 os_free(config->ctrl_interface);
2671 os_free(config->ctrl_interface_group);
2672 os_free(config->opensc_engine_path);
2673 os_free(config->pkcs11_engine_path);
2674 os_free(config->pkcs11_module_path);
2675 os_free(config->openssl_ciphers);
2676 os_free(config->pcsc_reader);
2677 str_clear_free(config->pcsc_pin);
2678 os_free(config->driver_param);
2679 os_free(config->device_name);
2680 os_free(config->manufacturer);
2681 os_free(config->model_name);
2682 os_free(config->model_number);
2683 os_free(config->serial_number);
2684 os_free(config->config_methods);
2685 os_free(config->p2p_ssid_postfix);
2686 os_free(config->pssid);
2687 os_free(config->p2p_pref_chan);
2688 os_free(config->p2p_no_go_freq.range);
2689 os_free(config->autoscan);
2690 os_free(config->freq_list);
2691 wpabuf_free(config->wps_nfc_dh_pubkey);
2692 wpabuf_free(config->wps_nfc_dh_privkey);
2693 wpabuf_free(config->wps_nfc_dev_pw);
2694 os_free(config->ext_password_backend);
2695 os_free(config->sae_groups);
2696 wpabuf_free(config->ap_vendor_elements);
2697 os_free(config->osu_dir);
2698 os_free(config->bgscan);
2699 os_free(config->wowlan_triggers);
2700 os_free(config->fst_group_id);
2701 os_free(config->sched_scan_plans);
2702 #ifdef CONFIG_MBO
2703 os_free(config->non_pref_chan);
2704 #endif /* CONFIG_MBO */
2705
2706 os_free(config);
2707 }
2708
2709
2710 /**
2711 * wpa_config_foreach_network - Iterate over each configured network
2712 * @config: Configuration data from wpa_config_read()
2713 * @func: Callback function to process each network
2714 * @arg: Opaque argument to pass to callback function
2715 *
2716 * Iterate over the set of configured networks calling the specified
2717 * function for each item. We guard against callbacks removing the
2718 * supplied network.
2719 */
2720 void wpa_config_foreach_network(struct wpa_config *config,
2721 void (*func)(void *, struct wpa_ssid *),
2722 void *arg)
2723 {
2724 struct wpa_ssid *ssid, *next;
2725
2726 ssid = config->ssid;
2727 while (ssid) {
2728 next = ssid->next;
2729 func(arg, ssid);
2730 ssid = next;
2731 }
2732 }
2733
2734
2735 /**
2736 * wpa_config_get_network - Get configured network based on id
2737 * @config: Configuration data from wpa_config_read()
2738 * @id: Unique network id to search for
2739 * Returns: Network configuration or %NULL if not found
2740 */
2741 struct wpa_ssid * wpa_config_get_network(struct wpa_config *config, int id)
2742 {
2743 struct wpa_ssid *ssid;
2744
2745 ssid = config->ssid;
2746 while (ssid) {
2747 if (id == ssid->id)
2748 break;
2749 ssid = ssid->next;
2750 }
2751
2752 return ssid;
2753 }
2754
2755
2756 /**
2757 * wpa_config_add_network - Add a new network with empty configuration
2758 * @config: Configuration data from wpa_config_read()
2759 * Returns: The new network configuration or %NULL if operation failed
2760 */
2761 struct wpa_ssid * wpa_config_add_network(struct wpa_config *config)
2762 {
2763 int id;
2764 struct wpa_ssid *ssid, *last = NULL;
2765
2766 id = -1;
2767 ssid = config->ssid;
2768 while (ssid) {
2769 if (ssid->id > id)
2770 id = ssid->id;
2771 last = ssid;
2772 ssid = ssid->next;
2773 }
2774 id++;
2775
2776 ssid = os_zalloc(sizeof(*ssid));
2777 if (ssid == NULL)
2778 return NULL;
2779 ssid->id = id;
2780 dl_list_init(&ssid->psk_list);
2781 if (last)
2782 last->next = ssid;
2783 else
2784 config->ssid = ssid;
2785
2786 wpa_config_update_prio_list(config);
2787
2788 return ssid;
2789 }
2790
2791
2792 /**
2793 * wpa_config_remove_network - Remove a configured network based on id
2794 * @config: Configuration data from wpa_config_read()
2795 * @id: Unique network id to search for
2796 * Returns: 0 on success, or -1 if the network was not found
2797 */
2798 int wpa_config_remove_network(struct wpa_config *config, int id)
2799 {
2800 struct wpa_ssid *ssid, *prev = NULL;
2801
2802 ssid = config->ssid;
2803 while (ssid) {
2804 if (id == ssid->id)
2805 break;
2806 prev = ssid;
2807 ssid = ssid->next;
2808 }
2809
2810 if (ssid == NULL)
2811 return -1;
2812
2813 if (prev)
2814 prev->next = ssid->next;
2815 else
2816 config->ssid = ssid->next;
2817
2818 wpa_config_update_prio_list(config);
2819 wpa_config_free_ssid(ssid);
2820 return 0;
2821 }
2822
2823
2824 /**
2825 * wpa_config_set_network_defaults - Set network default values
2826 * @ssid: Pointer to network configuration data
2827 */
2828 void wpa_config_set_network_defaults(struct wpa_ssid *ssid)
2829 {
2830 ssid->proto = DEFAULT_PROTO;
2831 ssid->pairwise_cipher = DEFAULT_PAIRWISE;
2832 ssid->group_cipher = DEFAULT_GROUP;
2833 ssid->key_mgmt = DEFAULT_KEY_MGMT;
2834 ssid->bg_scan_period = DEFAULT_BG_SCAN_PERIOD;
2835 ssid->ht = 1;
2836 #ifdef IEEE8021X_EAPOL
2837 ssid->eapol_flags = DEFAULT_EAPOL_FLAGS;
2838 ssid->eap_workaround = DEFAULT_EAP_WORKAROUND;
2839 ssid->eap.fragment_size = DEFAULT_FRAGMENT_SIZE;
2840 ssid->eap.sim_num = DEFAULT_USER_SELECTED_SIM;
2841 #endif /* IEEE8021X_EAPOL */
2842 #ifdef CONFIG_MESH
2843 ssid->dot11MeshMaxRetries = DEFAULT_MESH_MAX_RETRIES;
2844 ssid->dot11MeshRetryTimeout = DEFAULT_MESH_RETRY_TIMEOUT;
2845 ssid->dot11MeshConfirmTimeout = DEFAULT_MESH_CONFIRM_TIMEOUT;
2846 ssid->dot11MeshHoldingTimeout = DEFAULT_MESH_HOLDING_TIMEOUT;
2847 ssid->mesh_rssi_threshold = DEFAULT_MESH_RSSI_THRESHOLD;
2848 #endif /* CONFIG_MESH */
2849 #ifdef CONFIG_HT_OVERRIDES
2850 ssid->disable_ht = DEFAULT_DISABLE_HT;
2851 ssid->disable_ht40 = DEFAULT_DISABLE_HT40;
2852 ssid->disable_sgi = DEFAULT_DISABLE_SGI;
2853 ssid->disable_ldpc = DEFAULT_DISABLE_LDPC;
2854 ssid->disable_max_amsdu = DEFAULT_DISABLE_MAX_AMSDU;
2855 ssid->ampdu_factor = DEFAULT_AMPDU_FACTOR;
2856 ssid->ampdu_density = DEFAULT_AMPDU_DENSITY;
2857 #endif /* CONFIG_HT_OVERRIDES */
2858 #ifdef CONFIG_VHT_OVERRIDES
2859 ssid->vht_rx_mcs_nss_1 = -1;
2860 ssid->vht_rx_mcs_nss_2 = -1;
2861 ssid->vht_rx_mcs_nss_3 = -1;
2862 ssid->vht_rx_mcs_nss_4 = -1;
2863 ssid->vht_rx_mcs_nss_5 = -1;
2864 ssid->vht_rx_mcs_nss_6 = -1;
2865 ssid->vht_rx_mcs_nss_7 = -1;
2866 ssid->vht_rx_mcs_nss_8 = -1;
2867 ssid->vht_tx_mcs_nss_1 = -1;
2868 ssid->vht_tx_mcs_nss_2 = -1;
2869 ssid->vht_tx_mcs_nss_3 = -1;
2870 ssid->vht_tx_mcs_nss_4 = -1;
2871 ssid->vht_tx_mcs_nss_5 = -1;
2872 ssid->vht_tx_mcs_nss_6 = -1;
2873 ssid->vht_tx_mcs_nss_7 = -1;
2874 ssid->vht_tx_mcs_nss_8 = -1;
2875 #endif /* CONFIG_VHT_OVERRIDES */
2876 ssid->proactive_key_caching = -1;
2877 #ifdef CONFIG_IEEE80211W
2878 ssid->ieee80211w = MGMT_FRAME_PROTECTION_DEFAULT;
2879 #endif /* CONFIG_IEEE80211W */
2880 #ifdef CONFIG_MACSEC
2881 ssid->mka_priority = DEFAULT_PRIO_NOT_KEY_SERVER;
2882 #endif /* CONFIG_MACSEC */
2883 ssid->mac_addr = -1;
2884 }
2885
2886
2887 /**
2888 * wpa_config_set - Set a variable in network configuration
2889 * @ssid: Pointer to network configuration data
2890 * @var: Variable name, e.g., "ssid"
2891 * @value: Variable value
2892 * @line: Line number in configuration file or 0 if not used
2893 * Returns: 0 on success with possible change in the value, 1 on success with
2894 * no change to previously configured value, or -1 on failure
2895 *
2896 * This function can be used to set network configuration variables based on
2897 * both the configuration file and management interface input. The value
2898 * parameter must be in the same format as the text-based configuration file is
2899 * using. For example, strings are using double quotation marks.
2900 */
2901 int wpa_config_set(struct wpa_ssid *ssid, const char *var, const char *value,
2902 int line)
2903 {
2904 size_t i;
2905 int ret = 0;
2906
2907 if (ssid == NULL || var == NULL || value == NULL)
2908 return -1;
2909
2910 for (i = 0; i < NUM_SSID_FIELDS; i++) {
2911 const struct parse_data *field = &ssid_fields[i];
2912 if (os_strcmp(var, field->name) != 0)
2913 continue;
2914
2915 ret = field->parser(field, ssid, line, value);
2916 if (ret < 0) {
2917 if (line) {
2918 wpa_printf(MSG_ERROR, "Line %d: failed to "
2919 "parse %s '%s'.", line, var, value);
2920 }
2921 ret = -1;
2922 }
2923 break;
2924 }
2925 if (i == NUM_SSID_FIELDS) {
2926 if (line) {
2927 wpa_printf(MSG_ERROR, "Line %d: unknown network field "
2928 "'%s'.", line, var);
2929 }
2930 ret = -1;
2931 }
2932
2933 return ret;
2934 }
2935
2936
2937 int wpa_config_set_quoted(struct wpa_ssid *ssid, const char *var,
2938 const char *value)
2939 {
2940 size_t len;
2941 char *buf;
2942 int ret;
2943
2944 len = os_strlen(value);
2945 buf = os_malloc(len + 3);
2946 if (buf == NULL)
2947 return -1;
2948 buf[0] = '"';
2949 os_memcpy(buf + 1, value, len);
2950 buf[len + 1] = '"';
2951 buf[len + 2] = '\0';
2952 ret = wpa_config_set(ssid, var, buf, 0);
2953 os_free(buf);
2954 return ret;
2955 }
2956
2957
2958 /**
2959 * wpa_config_get_all - Get all options from network configuration
2960 * @ssid: Pointer to network configuration data
2961 * @get_keys: Determines if keys/passwords will be included in returned list
2962 * (if they may be exported)
2963 * Returns: %NULL terminated list of all set keys and their values in the form
2964 * of [key1, val1, key2, val2, ... , NULL]
2965 *
2966 * This function can be used to get list of all configured network properties.
2967 * The caller is responsible for freeing the returned list and all its
2968 * elements.
2969 */
2970 char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys)
2971 {
2972 #ifdef NO_CONFIG_WRITE
2973 return NULL;
2974 #else /* NO_CONFIG_WRITE */
2975 const struct parse_data *field;
2976 char *key, *value;
2977 size_t i;
2978 char **props;
2979 int fields_num;
2980
2981 get_keys = get_keys && ssid->export_keys;
2982
2983 props = os_calloc(2 * NUM_SSID_FIELDS + 1, sizeof(char *));
2984 if (!props)
2985 return NULL;
2986
2987 fields_num = 0;
2988 for (i = 0; i < NUM_SSID_FIELDS; i++) {
2989 field = &ssid_fields[i];
2990 if (field->key_data && !get_keys)
2991 continue;
2992 value = field->writer(field, ssid);
2993 if (value == NULL)
2994 continue;
2995 if (os_strlen(value) == 0) {
2996 os_free(value);
2997 continue;
2998 }
2999
3000 key = os_strdup(field->name);
3001 if (key == NULL) {
3002 os_free(value);
3003 goto err;
3004 }
3005
3006 props[fields_num * 2] = key;
3007 props[fields_num * 2 + 1] = value;
3008
3009 fields_num++;
3010 }
3011
3012 return props;
3013
3014 err:
3015 for (i = 0; props[i]; i++)
3016 os_free(props[i]);
3017 os_free(props);
3018 return NULL;
3019 #endif /* NO_CONFIG_WRITE */
3020 }
3021
3022
3023 #ifndef NO_CONFIG_WRITE
3024 /**
3025 * wpa_config_get - Get a variable in network configuration
3026 * @ssid: Pointer to network configuration data
3027 * @var: Variable name, e.g., "ssid"
3028 * Returns: Value of the variable or %NULL on failure
3029 *
3030 * This function can be used to get network configuration variables. The
3031 * returned value is a copy of the configuration variable in text format, i.e,.
3032 * the same format that the text-based configuration file and wpa_config_set()
3033 * are using for the value. The caller is responsible for freeing the returned
3034 * value.
3035 */
3036 char * wpa_config_get(struct wpa_ssid *ssid, const char *var)
3037 {
3038 size_t i;
3039
3040 if (ssid == NULL || var == NULL)
3041 return NULL;
3042
3043 for (i = 0; i < NUM_SSID_FIELDS; i++) {
3044 const struct parse_data *field = &ssid_fields[i];
3045 if (os_strcmp(var, field->name) == 0) {
3046 char *ret = field->writer(field, ssid);
3047
3048 if (ret && has_newline(ret)) {
3049 wpa_printf(MSG_ERROR,
3050 "Found newline in value for %s; not returning it",
3051 var);
3052 os_free(ret);
3053 ret = NULL;
3054 }
3055
3056 return ret;
3057 }
3058 }
3059
3060 return NULL;
3061 }
3062
3063
3064 /**
3065 * wpa_config_get_no_key - Get a variable in network configuration (no keys)
3066 * @ssid: Pointer to network configuration data
3067 * @var: Variable name, e.g., "ssid"
3068 * Returns: Value of the variable or %NULL on failure
3069 *
3070 * This function can be used to get network configuration variable like
3071 * wpa_config_get(). The only difference is that this functions does not expose
3072 * key/password material from the configuration. In case a key/password field
3073 * is requested, the returned value is an empty string or %NULL if the variable
3074 * is not set or "*" if the variable is set (regardless of its value). The
3075 * returned value is a copy of the configuration variable in text format, i.e,.
3076 * the same format that the text-based configuration file and wpa_config_set()
3077 * are using for the value. The caller is responsible for freeing the returned
3078 * value.
3079 */
3080 char * wpa_config_get_no_key(struct wpa_ssid *ssid, const char *var)
3081 {
3082 size_t i;
3083
3084 if (ssid == NULL || var == NULL)
3085 return NULL;
3086
3087 for (i = 0; i < NUM_SSID_FIELDS; i++) {
3088 const struct parse_data *field = &ssid_fields[i];
3089 if (os_strcmp(var, field->name) == 0) {
3090 char *res = field->writer(field, ssid);
3091 if (field->key_data) {
3092 if (res && res[0]) {
3093 wpa_printf(MSG_DEBUG, "Do not allow "
3094 "key_data field to be "
3095 "exposed");
3096 str_clear_free(res);
3097 return os_strdup("*");
3098 }
3099
3100 os_free(res);
3101 return NULL;
3102 }
3103 return res;
3104 }
3105 }
3106
3107 return NULL;
3108 }
3109 #endif /* NO_CONFIG_WRITE */
3110
3111
3112 /**
3113 * wpa_config_update_psk - Update WPA PSK based on passphrase and SSID
3114 * @ssid: Pointer to network configuration data
3115 *
3116 * This function must be called to update WPA PSK when either SSID or the
3117 * passphrase has changed for the network configuration.
3118 */
3119 void wpa_config_update_psk(struct wpa_ssid *ssid)
3120 {
3121 #ifndef CONFIG_NO_PBKDF2
3122 pbkdf2_sha1(ssid->passphrase, ssid->ssid, ssid->ssid_len, 4096,
3123 ssid->psk, PMK_LEN);
3124 wpa_hexdump_key(MSG_MSGDUMP, "PSK (from passphrase)",
3125 ssid->psk, PMK_LEN);
3126 ssid->psk_set = 1;
3127 #endif /* CONFIG_NO_PBKDF2 */
3128 }
3129
3130
3131 static int wpa_config_set_cred_req_conn_capab(struct wpa_cred *cred,
3132 const char *value)
3133 {
3134 u8 *proto;
3135 int **port;
3136 int *ports, *nports;
3137 const char *pos;
3138 unsigned int num_ports;
3139
3140 proto = os_realloc_array(cred->req_conn_capab_proto,
3141 cred->num_req_conn_capab + 1, sizeof(u8));
3142 if (proto == NULL)
3143 return -1;
3144 cred->req_conn_capab_proto = proto;
3145
3146 port = os_realloc_array(cred->req_conn_capab_port,
3147 cred->num_req_conn_capab + 1, sizeof(int *));
3148 if (port == NULL)
3149 return -1;
3150 cred->req_conn_capab_port = port;
3151
3152 proto[cred->num_req_conn_capab] = atoi(value);
3153
3154 pos = os_strchr(value, ':');
3155 if (pos == NULL) {
3156 port[cred->num_req_conn_capab] = NULL;
3157 cred->num_req_conn_capab++;
3158 return 0;
3159 }
3160 pos++;
3161
3162 ports = NULL;
3163 num_ports = 0;
3164
3165 while (*pos) {
3166 nports = os_realloc_array(ports, num_ports + 1, sizeof(int));
3167 if (nports == NULL) {
3168 os_free(ports);
3169 return -1;
3170 }
3171 ports = nports;
3172 ports[num_ports++] = atoi(pos);
3173
3174 pos = os_strchr(pos, ',');
3175 if (pos == NULL)
3176 break;
3177 pos++;
3178 }
3179
3180 nports = os_realloc_array(ports, num_ports + 1, sizeof(int));
3181 if (nports == NULL) {
3182 os_free(ports);
3183 return -1;
3184 }
3185 ports = nports;
3186 ports[num_ports] = -1;
3187
3188 port[cred->num_req_conn_capab] = ports;
3189 cred->num_req_conn_capab++;
3190 return 0;
3191 }
3192
3193
3194 static int wpa_config_set_cred_roaming_consortiums(struct wpa_cred *cred,
3195 const char *value)
3196 {
3197 u8 roaming_consortiums[MAX_ROAMING_CONS][MAX_ROAMING_CONS_OI_LEN];
3198 size_t roaming_consortiums_len[MAX_ROAMING_CONS];
3199 unsigned int num_roaming_consortiums = 0;
3200 const char *pos, *end;
3201 size_t len;
3202
3203 os_memset(roaming_consortiums, 0, sizeof(roaming_consortiums));
3204 os_memset(roaming_consortiums_len, 0, sizeof(roaming_consortiums_len));
3205
3206 for (pos = value;;) {
3207 end = os_strchr(pos, ',');
3208 len = end ? (size_t) (end - pos) : os_strlen(pos);
3209 if (!end && len == 0)
3210 break;
3211 if (len == 0 || (len & 1) != 0 ||
3212 len / 2 > MAX_ROAMING_CONS_OI_LEN ||
3213 hexstr2bin(pos,
3214 roaming_consortiums[num_roaming_consortiums],
3215 len / 2) < 0) {
3216 wpa_printf(MSG_INFO,
3217 "Invalid roaming_consortiums entry: %s",
3218 pos);
3219 return -1;
3220 }
3221 roaming_consortiums_len[num_roaming_consortiums] = len / 2;
3222 num_roaming_consortiums++;
3223
3224 if (!end)
3225 break;
3226
3227 if (num_roaming_consortiums >= MAX_ROAMING_CONS) {
3228 wpa_printf(MSG_INFO,
3229 "Too many roaming_consortiums OIs");
3230 return -1;
3231 }
3232
3233 pos = end + 1;
3234 }
3235
3236 os_memcpy(cred->roaming_consortiums, roaming_consortiums,
3237 sizeof(roaming_consortiums));
3238 os_memcpy(cred->roaming_consortiums_len, roaming_consortiums_len,
3239 sizeof(roaming_consortiums_len));
3240 cred->num_roaming_consortiums = num_roaming_consortiums;
3241
3242 return 0;
3243 }
3244
3245
3246 int wpa_config_set_cred(struct wpa_cred *cred, const char *var,
3247 const char *value, int line)
3248 {
3249 char *val;
3250 size_t len;
3251 int res;
3252
3253 if (os_strcmp(var, "temporary") == 0) {
3254 cred->temporary = atoi(value);
3255 return 0;
3256 }
3257
3258 if (os_strcmp(var, "priority") == 0) {
3259 cred->priority = atoi(value);
3260 return 0;
3261 }
3262
3263 if (os_strcmp(var, "sp_priority") == 0) {
3264 int prio = atoi(value);
3265 if (prio < 0 || prio > 255)
3266 return -1;
3267 cred->sp_priority = prio;
3268 return 0;
3269 }
3270
3271 if (os_strcmp(var, "pcsc") == 0) {
3272 cred->pcsc = atoi(value);
3273 return 0;
3274 }
3275
3276 if (os_strcmp(var, "eap") == 0) {
3277 struct eap_method_type method;
3278 method.method = eap_peer_get_type(value, &method.vendor);
3279 if (method.vendor == EAP_VENDOR_IETF &&
3280 method.method == EAP_TYPE_NONE) {
3281 wpa_printf(MSG_ERROR, "Line %d: unknown EAP type '%s' "
3282 "for a credential", line, value);
3283 return -1;
3284 }
3285 os_free(cred->eap_method);
3286 cred->eap_method = os_malloc(sizeof(*cred->eap_method));
3287 if (cred->eap_method == NULL)
3288 return -1;
3289 os_memcpy(cred->eap_method, &method, sizeof(method));
3290 return 0;
3291 }
3292
3293 if (os_strcmp(var, "password") == 0 &&
3294 os_strncmp(value, "ext:", 4) == 0) {
3295 if (has_newline(value))
3296 return -1;
3297 str_clear_free(cred->password);
3298 cred->password = os_strdup(value);
3299 cred->ext_password = 1;
3300 return 0;
3301 }
3302
3303 if (os_strcmp(var, "update_identifier") == 0) {
3304 cred->update_identifier = atoi(value);
3305 return 0;
3306 }
3307
3308 if (os_strcmp(var, "min_dl_bandwidth_home") == 0) {
3309 cred->min_dl_bandwidth_home = atoi(value);
3310 return 0;
3311 }
3312
3313 if (os_strcmp(var, "min_ul_bandwidth_home") == 0) {
3314 cred->min_ul_bandwidth_home = atoi(value);
3315 return 0;
3316 }
3317
3318 if (os_strcmp(var, "min_dl_bandwidth_roaming") == 0) {
3319 cred->min_dl_bandwidth_roaming = atoi(value);
3320 return 0;
3321 }
3322
3323 if (os_strcmp(var, "min_ul_bandwidth_roaming") == 0) {
3324 cred->min_ul_bandwidth_roaming = atoi(value);
3325 return 0;
3326 }
3327
3328 if (os_strcmp(var, "max_bss_load") == 0) {
3329 cred->max_bss_load = atoi(value);
3330 return 0;
3331 }
3332
3333 if (os_strcmp(var, "req_conn_capab") == 0)
3334 return wpa_config_set_cred_req_conn_capab(cred, value);
3335
3336 if (os_strcmp(var, "ocsp") == 0) {
3337 cred->ocsp = atoi(value);
3338 return 0;
3339 }
3340
3341 if (os_strcmp(var, "sim_num") == 0) {
3342 cred->sim_num = atoi(value);
3343 return 0;
3344 }
3345
3346 val = wpa_config_parse_string(value, &len);
3347 if (val == NULL ||
3348 (os_strcmp(var, "excluded_ssid") != 0 &&
3349 os_strcmp(var, "roaming_consortium") != 0 &&
3350 os_strcmp(var, "required_roaming_consortium") != 0 &&
3351 has_newline(val))) {
3352 wpa_printf(MSG_ERROR, "Line %d: invalid field '%s' string "
3353 "value '%s'.", line, var, value);
3354 os_free(val);
3355 return -1;
3356 }
3357
3358 if (os_strcmp(var, "realm") == 0) {
3359 os_free(cred->realm);
3360 cred->realm = val;
3361 return 0;
3362 }
3363
3364 if (os_strcmp(var, "username") == 0) {
3365 str_clear_free(cred->username);
3366 cred->username = val;
3367 return 0;
3368 }
3369
3370 if (os_strcmp(var, "password") == 0) {
3371 str_clear_free(cred->password);
3372 cred->password = val;
3373 cred->ext_password = 0;
3374 return 0;
3375 }
3376
3377 if (os_strcmp(var, "ca_cert") == 0) {
3378 os_free(cred->ca_cert);
3379 cred->ca_cert = val;
3380 return 0;
3381 }
3382
3383 if (os_strcmp(var, "client_cert") == 0) {
3384 os_free(cred->client_cert);
3385 cred->client_cert = val;
3386 return 0;
3387 }
3388
3389 if (os_strcmp(var, "private_key") == 0) {
3390 os_free(cred->private_key);
3391 cred->private_key = val;
3392 return 0;
3393 }
3394
3395 if (os_strcmp(var, "private_key_passwd") == 0) {
3396 str_clear_free(cred->private_key_passwd);
3397 cred->private_key_passwd = val;
3398 return 0;
3399 }
3400
3401 if (os_strcmp(var, "imsi") == 0) {
3402 os_free(cred->imsi);
3403 cred->imsi = val;
3404 return 0;
3405 }
3406
3407 if (os_strcmp(var, "milenage") == 0) {
3408 str_clear_free(cred->milenage);
3409 cred->milenage = val;
3410 return 0;
3411 }
3412
3413 if (os_strcmp(var, "domain_suffix_match") == 0) {
3414 os_free(cred->domain_suffix_match);
3415 cred->domain_suffix_match = val;
3416 return 0;
3417 }
3418
3419 if (os_strcmp(var, "domain") == 0) {
3420 char **new_domain;
3421 new_domain = os_realloc_array(cred->domain,
3422 cred->num_domain + 1,
3423 sizeof(char *));
3424 if (new_domain == NULL) {
3425 os_free(val);
3426 return -1;
3427 }
3428 new_domain[cred->num_domain++] = val;
3429 cred->domain = new_domain;
3430 return 0;
3431 }
3432
3433 if (os_strcmp(var, "phase1") == 0) {
3434 os_free(cred->phase1);
3435 cred->phase1 = val;
3436 return 0;
3437 }
3438
3439 if (os_strcmp(var, "phase2") == 0) {
3440 os_free(cred->phase2);
3441 cred->phase2 = val;
3442 return 0;
3443 }
3444
3445 if (os_strcmp(var, "roaming_consortium") == 0) {
3446 if (len < 3 || len > sizeof(cred->roaming_consortium)) {
3447 wpa_printf(MSG_ERROR, "Line %d: invalid "
3448 "roaming_consortium length %d (3..15 "
3449 "expected)", line, (int) len);
3450 os_free(val);
3451 return -1;
3452 }
3453 os_memcpy(cred->roaming_consortium, val, len);
3454 cred->roaming_consortium_len = len;
3455 os_free(val);
3456 return 0;
3457 }
3458
3459 if (os_strcmp(var, "required_roaming_consortium") == 0) {
3460 if (len < 3 || len > sizeof(cred->required_roaming_consortium))
3461 {
3462 wpa_printf(MSG_ERROR, "Line %d: invalid "
3463 "required_roaming_consortium length %d "
3464 "(3..15 expected)", line, (int) len);
3465 os_free(val);
3466 return -1;
3467 }
3468 os_memcpy(cred->required_roaming_consortium, val, len);
3469 cred->required_roaming_consortium_len = len;
3470 os_free(val);
3471 return 0;
3472 }
3473
3474 if (os_strcmp(var, "roaming_consortiums") == 0) {
3475 res = wpa_config_set_cred_roaming_consortiums(cred, val);
3476 if (res < 0)
3477 wpa_printf(MSG_ERROR,
3478 "Line %d: invalid roaming_consortiums",
3479 line);
3480 os_free(val);
3481 return res;
3482 }
3483
3484 if (os_strcmp(var, "excluded_ssid") == 0) {
3485 struct excluded_ssid *e;
3486
3487 if (len > SSID_MAX_LEN) {
3488 wpa_printf(MSG_ERROR, "Line %d: invalid "
3489 "excluded_ssid length %d", line, (int) len);
3490 os_free(val);
3491 return -1;
3492 }
3493
3494 e = os_realloc_array(cred->excluded_ssid,
3495 cred->num_excluded_ssid + 1,
3496 sizeof(struct excluded_ssid));
3497 if (e == NULL) {
3498 os_free(val);
3499 return -1;
3500 }
3501 cred->excluded_ssid = e;
3502
3503 e = &cred->excluded_ssid[cred->num_excluded_ssid++];
3504 os_memcpy(e->ssid, val, len);
3505 e->ssid_len = len;
3506
3507 os_free(val);
3508
3509 return 0;
3510 }
3511
3512 if (os_strcmp(var, "roaming_partner") == 0) {
3513 struct roaming_partner *p;
3514 char *pos;
3515
3516 p = os_realloc_array(cred->roaming_partner,
3517 cred->num_roaming_partner + 1,
3518 sizeof(struct roaming_partner));
3519 if (p == NULL) {
3520 os_free(val);
3521 return -1;
3522 }
3523 cred->roaming_partner = p;
3524
3525 p = &cred->roaming_partner[cred->num_roaming_partner];
3526
3527 pos = os_strchr(val, ',');
3528 if (pos == NULL) {
3529 os_free(val);
3530 return -1;
3531 }
3532 *pos++ = '\0';
3533 if (pos - val - 1 >= (int) sizeof(p->fqdn)) {
3534 os_free(val);
3535 return -1;
3536 }
3537 os_memcpy(p->fqdn, val, pos - val);
3538
3539 p->exact_match = atoi(pos);
3540
3541 pos = os_strchr(pos, ',');
3542 if (pos == NULL) {
3543 os_free(val);
3544 return -1;
3545 }
3546 *pos++ = '\0';
3547
3548 p->priority = atoi(pos);
3549
3550 pos = os_strchr(pos, ',');
3551 if (pos == NULL) {
3552 os_free(val);
3553 return -1;
3554 }
3555 *pos++ = '\0';
3556
3557 if (os_strlen(pos) >= sizeof(p->country)) {
3558 os_free(val);
3559 return -1;
3560 }
3561 os_memcpy(p->country, pos, os_strlen(pos) + 1);
3562
3563 cred->num_roaming_partner++;
3564 os_free(val);
3565
3566 return 0;
3567 }
3568
3569 if (os_strcmp(var, "provisioning_sp") == 0) {
3570 os_free(cred->provisioning_sp);
3571 cred->provisioning_sp = val;
3572 return 0;
3573 }
3574
3575 if (line) {
3576 wpa_printf(MSG_ERROR, "Line %d: unknown cred field '%s'.",
3577 line, var);
3578 }
3579
3580 os_free(val);
3581
3582 return -1;
3583 }
3584
3585
3586 static char * alloc_int_str(int val)
3587 {
3588 const unsigned int bufsize = 20;
3589 char *buf;
3590 int res;
3591
3592 buf = os_malloc(bufsize);
3593 if (buf == NULL)
3594 return NULL;
3595 res = os_snprintf(buf, bufsize, "%d", val);
3596 if (os_snprintf_error(bufsize, res)) {
3597 os_free(buf);
3598 buf = NULL;
3599 }
3600 return buf;
3601 }
3602
3603
3604 static char * alloc_strdup(const char *str)
3605 {
3606 if (str == NULL)
3607 return NULL;
3608 return os_strdup(str);
3609 }
3610
3611
3612 char * wpa_config_get_cred_no_key(struct wpa_cred *cred, const char *var)
3613 {
3614 if (os_strcmp(var, "temporary") == 0)
3615 return alloc_int_str(cred->temporary);
3616
3617 if (os_strcmp(var, "priority") == 0)
3618 return alloc_int_str(cred->priority);
3619
3620 if (os_strcmp(var, "sp_priority") == 0)
3621 return alloc_int_str(cred->sp_priority);
3622
3623 if (os_strcmp(var, "pcsc") == 0)
3624 return alloc_int_str(cred->pcsc);
3625
3626 if (os_strcmp(var, "eap") == 0) {
3627 if (!cred->eap_method)
3628 return NULL;
3629 return alloc_strdup(eap_get_name(cred->eap_method[0].vendor,
3630 cred->eap_method[0].method));
3631 }
3632
3633 if (os_strcmp(var, "update_identifier") == 0)
3634 return alloc_int_str(cred->update_identifier);
3635
3636 if (os_strcmp(var, "min_dl_bandwidth_home") == 0)
3637 return alloc_int_str(cred->min_dl_bandwidth_home);
3638
3639 if (os_strcmp(var, "min_ul_bandwidth_home") == 0)
3640 return alloc_int_str(cred->min_ul_bandwidth_home);
3641
3642 if (os_strcmp(var, "min_dl_bandwidth_roaming") == 0)
3643 return alloc_int_str(cred->min_dl_bandwidth_roaming);
3644
3645 if (os_strcmp(var, "min_ul_bandwidth_roaming") == 0)
3646 return alloc_int_str(cred->min_ul_bandwidth_roaming);
3647
3648 if (os_strcmp(var, "max_bss_load") == 0)
3649 return alloc_int_str(cred->max_bss_load);
3650
3651 if (os_strcmp(var, "req_conn_capab") == 0) {
3652 unsigned int i;
3653 char *buf, *end, *pos;
3654 int ret;
3655
3656 if (!cred->num_req_conn_capab)
3657 return NULL;
3658
3659 buf = os_malloc(4000);
3660 if (buf == NULL)
3661 return NULL;
3662 pos = buf;
3663 end = pos + 4000;
3664 for (i = 0; i < cred->num_req_conn_capab; i++) {
3665 int *ports;
3666
3667 ret = os_snprintf(pos, end - pos, "%s%u",
3668 i > 0 ? "\n" : "",
3669 cred->req_conn_capab_proto[i]);
3670 if (os_snprintf_error(end - pos, ret))
3671 return buf;
3672 pos += ret;
3673
3674 ports = cred->req_conn_capab_port[i];
3675 if (ports) {
3676 int j;
3677 for (j = 0; ports[j] != -1; j++) {
3678 ret = os_snprintf(pos, end - pos,
3679 "%s%d",
3680 j > 0 ? "," : ":",
3681 ports[j]);
3682 if (os_snprintf_error(end - pos, ret))
3683 return buf;
3684 pos += ret;
3685 }
3686 }
3687 }
3688
3689 return buf;
3690 }
3691
3692 if (os_strcmp(var, "ocsp") == 0)
3693 return alloc_int_str(cred->ocsp);
3694
3695 if (os_strcmp(var, "realm") == 0)
3696 return alloc_strdup(cred->realm);
3697
3698 if (os_strcmp(var, "username") == 0)
3699 return alloc_strdup(cred->username);
3700
3701 if (os_strcmp(var, "password") == 0) {
3702 if (!cred->password)
3703 return NULL;
3704 return alloc_strdup("*");
3705 }
3706
3707 if (os_strcmp(var, "ca_cert") == 0)
3708 return alloc_strdup(cred->ca_cert);
3709
3710 if (os_strcmp(var, "client_cert") == 0)
3711 return alloc_strdup(cred->client_cert);
3712
3713 if (os_strcmp(var, "private_key") == 0)
3714 return alloc_strdup(cred->private_key);
3715
3716 if (os_strcmp(var, "private_key_passwd") == 0) {
3717 if (!cred->private_key_passwd)
3718 return NULL;
3719 return alloc_strdup("*");
3720 }
3721
3722 if (os_strcmp(var, "imsi") == 0)
3723 return alloc_strdup(cred->imsi);
3724
3725 if (os_strcmp(var, "milenage") == 0) {
3726 if (!(cred->milenage))
3727 return NULL;
3728 return alloc_strdup("*");
3729 }
3730
3731 if (os_strcmp(var, "domain_suffix_match") == 0)
3732 return alloc_strdup(cred->domain_suffix_match);
3733
3734 if (os_strcmp(var, "domain") == 0) {
3735 unsigned int i;
3736 char *buf, *end, *pos;
3737 int ret;
3738
3739 if (!cred->num_domain)
3740 return NULL;
3741
3742 buf = os_malloc(4000);
3743 if (buf == NULL)
3744 return NULL;
3745 pos = buf;
3746 end = pos + 4000;
3747
3748 for (i = 0; i < cred->num_domain; i++) {
3749 ret = os_snprintf(pos, end - pos, "%s%s",
3750 i > 0 ? "\n" : "", cred->domain[i]);
3751 if (os_snprintf_error(end - pos, ret))
3752 return buf;
3753 pos += ret;
3754 }
3755
3756 return buf;
3757 }
3758
3759 if (os_strcmp(var, "phase1") == 0)
3760 return alloc_strdup(cred->phase1);
3761
3762 if (os_strcmp(var, "phase2") == 0)
3763 return alloc_strdup(cred->phase2);
3764
3765 if (os_strcmp(var, "roaming_consortium") == 0) {
3766 size_t buflen;
3767 char *buf;
3768
3769 if (!cred->roaming_consortium_len)
3770 return NULL;
3771 buflen = cred->roaming_consortium_len * 2 + 1;
3772 buf = os_malloc(buflen);
3773 if (buf == NULL)
3774 return NULL;
3775 wpa_snprintf_hex(buf, buflen, cred->roaming_consortium,
3776 cred->roaming_consortium_len);
3777 return buf;
3778 }
3779
3780 if (os_strcmp(var, "required_roaming_consortium") == 0) {
3781 size_t buflen;
3782 char *buf;
3783
3784 if (!cred->required_roaming_consortium_len)
3785 return NULL;
3786 buflen = cred->required_roaming_consortium_len * 2 + 1;
3787 buf = os_malloc(buflen);
3788 if (buf == NULL)
3789 return NULL;
3790 wpa_snprintf_hex(buf, buflen, cred->required_roaming_consortium,
3791 cred->required_roaming_consortium_len);
3792 return buf;
3793 }
3794
3795 if (os_strcmp(var, "roaming_consortiums") == 0) {
3796 size_t buflen;
3797 char *buf, *pos;
3798 size_t i;
3799
3800 if (!cred->num_roaming_consortiums)
3801 return NULL;
3802 buflen = cred->num_roaming_consortiums *
3803 MAX_ROAMING_CONS_OI_LEN * 2 + 1;
3804 buf = os_malloc(buflen);
3805 if (!buf)
3806 return NULL;
3807 pos = buf;
3808 for (i = 0; i < cred->num_roaming_consortiums; i++) {
3809 if (i > 0)
3810 *pos++ = ',';
3811 pos += wpa_snprintf_hex(
3812 pos, buf + buflen - pos,
3813 cred->roaming_consortiums[i],
3814 cred->roaming_consortiums_len[i]);
3815 }
3816 *pos = '\0';
3817 return buf;
3818 }
3819
3820 if (os_strcmp(var, "excluded_ssid") == 0) {
3821 unsigned int i;
3822 char *buf, *end, *pos;
3823
3824 if (!cred->num_excluded_ssid)
3825 return NULL;
3826
3827 buf = os_malloc(4000);
3828 if (buf == NULL)
3829 return NULL;
3830 pos = buf;
3831 end = pos + 4000;
3832
3833 for (i = 0; i < cred->num_excluded_ssid; i++) {
3834 struct excluded_ssid *e;
3835 int ret;
3836
3837 e = &cred->excluded_ssid[i];
3838 ret = os_snprintf(pos, end - pos, "%s%s",
3839 i > 0 ? "\n" : "",
3840 wpa_ssid_txt(e->ssid, e->ssid_len));
3841 if (os_snprintf_error(end - pos, ret))
3842 return buf;
3843 pos += ret;
3844 }
3845
3846 return buf;
3847 }
3848
3849 if (os_strcmp(var, "roaming_partner") == 0) {
3850 unsigned int i;
3851 char *buf, *end, *pos;
3852
3853 if (!cred->num_roaming_partner)
3854 return NULL;
3855
3856 buf = os_malloc(4000);
3857 if (buf == NULL)
3858 return NULL;
3859 pos = buf;
3860 end = pos + 4000;
3861
3862 for (i = 0; i < cred->num_roaming_partner; i++) {
3863 struct roaming_partner *p;
3864 int ret;
3865
3866 p = &cred->roaming_partner[i];
3867 ret = os_snprintf(pos, end - pos, "%s%s,%d,%u,%s",
3868 i > 0 ? "\n" : "",
3869 p->fqdn, p->exact_match, p->priority,
3870 p->country);
3871 if (os_snprintf_error(end - pos, ret))
3872 return buf;
3873 pos += ret;
3874 }
3875
3876 return buf;
3877 }
3878
3879 if (os_strcmp(var, "provisioning_sp") == 0)
3880 return alloc_strdup(cred->provisioning_sp);
3881
3882 return NULL;
3883 }
3884
3885
3886 struct wpa_cred * wpa_config_get_cred(struct wpa_config *config, int id)
3887 {
3888 struct wpa_cred *cred;
3889
3890 cred = config->cred;
3891 while (cred) {
3892 if (id == cred->id)
3893 break;
3894 cred = cred->next;
3895 }
3896
3897 return cred;
3898 }
3899
3900
3901 struct wpa_cred * wpa_config_add_cred(struct wpa_config *config)
3902 {
3903 int id;
3904 struct wpa_cred *cred, *last = NULL;
3905
3906 id = -1;
3907 cred = config->cred;
3908 while (cred) {
3909 if (cred->id > id)
3910 id = cred->id;
3911 last = cred;
3912 cred = cred->next;
3913 }
3914 id++;
3915
3916 cred = os_zalloc(sizeof(*cred));
3917 if (cred == NULL)
3918 return NULL;
3919 cred->id = id;
3920 cred->sim_num = DEFAULT_USER_SELECTED_SIM;
3921 if (last)
3922 last->next = cred;
3923 else
3924 config->cred = cred;
3925
3926 return cred;
3927 }
3928
3929
3930 int wpa_config_remove_cred(struct wpa_config *config, int id)
3931 {
3932 struct wpa_cred *cred, *prev = NULL;
3933
3934 cred = config->cred;
3935 while (cred) {
3936 if (id == cred->id)
3937 break;
3938 prev = cred;
3939 cred = cred->next;
3940 }
3941
3942 if (cred == NULL)
3943 return -1;
3944
3945 if (prev)
3946 prev->next = cred->next;
3947 else
3948 config->cred = cred->next;
3949
3950 wpa_config_free_cred(cred);
3951 return 0;
3952 }
3953
3954
3955 #ifndef CONFIG_NO_CONFIG_BLOBS
3956 /**
3957 * wpa_config_get_blob - Get a named configuration blob
3958 * @config: Configuration data from wpa_config_read()
3959 * @name: Name of the blob
3960 * Returns: Pointer to blob data or %NULL if not found
3961 */
3962 const struct wpa_config_blob * wpa_config_get_blob(struct wpa_config *config,
3963 const char *name)
3964 {
3965 struct wpa_config_blob *blob = config->blobs;
3966
3967 while (blob) {
3968 if (os_strcmp(blob->name, name) == 0)
3969 return blob;
3970 blob = blob->next;
3971 }
3972 return NULL;
3973 }
3974
3975
3976 /**
3977 * wpa_config_set_blob - Set or add a named configuration blob
3978 * @config: Configuration data from wpa_config_read()
3979 * @blob: New value for the blob
3980 *
3981 * Adds a new configuration blob or replaces the current value of an existing
3982 * blob.
3983 */
3984 void wpa_config_set_blob(struct wpa_config *config,
3985 struct wpa_config_blob *blob)
3986 {
3987 wpa_config_remove_blob(config, blob->name);
3988 blob->next = config->blobs;
3989 config->blobs = blob;
3990 }
3991
3992
3993 /**
3994 * wpa_config_free_blob - Free blob data
3995 * @blob: Pointer to blob to be freed
3996 */
3997 void wpa_config_free_blob(struct wpa_config_blob *blob)
3998 {
3999 if (blob) {
4000 os_free(blob->name);
4001 bin_clear_free(blob->data, blob->len);
4002 os_free(blob);
4003 }
4004 }
4005
4006
4007 /**
4008 * wpa_config_remove_blob - Remove a named configuration blob
4009 * @config: Configuration data from wpa_config_read()
4010 * @name: Name of the blob to remove
4011 * Returns: 0 if blob was removed or -1 if blob was not found
4012 */
4013 int wpa_config_remove_blob(struct wpa_config *config, const char *name)
4014 {
4015 struct wpa_config_blob *pos = config->blobs, *prev = NULL;
4016
4017 while (pos) {
4018 if (os_strcmp(pos->name, name) == 0) {
4019 if (prev)
4020 prev->next = pos->next;
4021 else
4022 config->blobs = pos->next;
4023 wpa_config_free_blob(pos);
4024 return 0;
4025 }
4026 prev = pos;
4027 pos = pos->next;
4028 }
4029
4030 return -1;
4031 }
4032 #endif /* CONFIG_NO_CONFIG_BLOBS */
4033
4034
4035 /**
4036 * wpa_config_alloc_empty - Allocate an empty configuration
4037 * @ctrl_interface: Control interface parameters, e.g., path to UNIX domain
4038 * socket
4039 * @driver_param: Driver parameters
4040 * Returns: Pointer to allocated configuration data or %NULL on failure
4041 */
4042 struct wpa_config * wpa_config_alloc_empty(const char *ctrl_interface,
4043 const char *driver_param)
4044 {
4045 struct wpa_config *config;
4046 const int aCWmin = 4, aCWmax = 10;
4047 const struct hostapd_wmm_ac_params ac_bk =
4048 { aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */
4049 const struct hostapd_wmm_ac_params ac_be =
4050 { aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */
4051 const struct hostapd_wmm_ac_params ac_vi = /* video traffic */
4052 { aCWmin - 1, aCWmin, 2, 3000 / 32, 0 };
4053 const struct hostapd_wmm_ac_params ac_vo = /* voice traffic */
4054 { aCWmin - 2, aCWmin - 1, 2, 1500 / 32, 0 };
4055
4056 config = os_zalloc(sizeof(*config));
4057 if (config == NULL)
4058 return NULL;
4059 config->eapol_version = DEFAULT_EAPOL_VERSION;
4060 config->ap_scan = DEFAULT_AP_SCAN;
4061 config->user_mpm = DEFAULT_USER_MPM;
4062 config->max_peer_links = DEFAULT_MAX_PEER_LINKS;
4063 config->mesh_max_inactivity = DEFAULT_MESH_MAX_INACTIVITY;
4064 config->dot11RSNASAERetransPeriod =
4065 DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD;
4066 config->fast_reauth = DEFAULT_FAST_REAUTH;
4067 config->p2p_go_intent = DEFAULT_P2P_GO_INTENT;
4068 config->p2p_intra_bss = DEFAULT_P2P_INTRA_BSS;
4069 config->p2p_go_freq_change_policy = DEFAULT_P2P_GO_FREQ_MOVE;
4070 config->p2p_go_max_inactivity = DEFAULT_P2P_GO_MAX_INACTIVITY;
4071 config->p2p_optimize_listen_chan = DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN;
4072 config->p2p_go_ctwindow = DEFAULT_P2P_GO_CTWINDOW;
4073 config->bss_max_count = DEFAULT_BSS_MAX_COUNT;
4074 config->bss_expiration_age = DEFAULT_BSS_EXPIRATION_AGE;
4075 config->bss_expiration_scan_count = DEFAULT_BSS_EXPIRATION_SCAN_COUNT;
4076 config->max_num_sta = DEFAULT_MAX_NUM_STA;
4077 config->ap_isolate = DEFAULT_AP_ISOLATE;
4078 config->access_network_type = DEFAULT_ACCESS_NETWORK_TYPE;
4079 config->scan_cur_freq = DEFAULT_SCAN_CUR_FREQ;
4080 config->wmm_ac_params[0] = ac_be;
4081 config->wmm_ac_params[1] = ac_bk;
4082 config->wmm_ac_params[2] = ac_vi;
4083 config->wmm_ac_params[3] = ac_vo;
4084 config->p2p_search_delay = DEFAULT_P2P_SEARCH_DELAY;
4085 config->rand_addr_lifetime = DEFAULT_RAND_ADDR_LIFETIME;
4086 config->key_mgmt_offload = DEFAULT_KEY_MGMT_OFFLOAD;
4087 config->cert_in_cb = DEFAULT_CERT_IN_CB;
4088 config->wpa_rsc_relaxation = DEFAULT_WPA_RSC_RELAXATION;
4089
4090 #ifdef CONFIG_MBO
4091 config->mbo_cell_capa = DEFAULT_MBO_CELL_CAPA;
4092 config->disassoc_imminent_rssi_threshold =
4093 DEFAULT_DISASSOC_IMMINENT_RSSI_THRESHOLD;
4094 config->oce = DEFAULT_OCE_SUPPORT;
4095 #endif /* CONFIG_MBO */
4096
4097 if (ctrl_interface)
4098 config->ctrl_interface = os_strdup(ctrl_interface);
4099 if (driver_param)
4100 config->driver_param = os_strdup(driver_param);
4101 config->gas_rand_addr_lifetime = DEFAULT_RAND_ADDR_LIFETIME;
4102
4103 return config;
4104 }
4105
4106
4107 #ifndef CONFIG_NO_STDOUT_DEBUG
4108 /**
4109 * wpa_config_debug_dump_networks - Debug dump of configured networks
4110 * @config: Configuration data from wpa_config_read()
4111 */
4112 void wpa_config_debug_dump_networks(struct wpa_config *config)
4113 {
4114 int prio;
4115 struct wpa_ssid *ssid;
4116
4117 for (prio = 0; prio < config->num_prio; prio++) {
4118 ssid = config->pssid[prio];
4119 wpa_printf(MSG_DEBUG, "Priority group %d",
4120 ssid->priority);
4121 while (ssid) {
4122 wpa_printf(MSG_DEBUG, " id=%d ssid='%s'",
4123 ssid->id,
4124 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
4125 ssid = ssid->pnext;
4126 }
4127 }
4128 }
4129 #endif /* CONFIG_NO_STDOUT_DEBUG */
4130
4131
4132 struct global_parse_data {
4133 char *name;
4134 int (*parser)(const struct global_parse_data *data,
4135 struct wpa_config *config, int line, const char *value);
4136 int (*get)(const char *name, struct wpa_config *config, long offset,
4137 char *buf, size_t buflen, int pretty_print);
4138 void *param1, *param2, *param3;
4139 unsigned int changed_flag;
4140 };
4141
4142
4143 static int wpa_global_config_parse_int(const struct global_parse_data *data,
4144 struct wpa_config *config, int line,
4145 const char *pos)
4146 {
4147 int val, *dst;
4148 char *end;
4149
4150 dst = (int *) (((u8 *) config) + (long) data->param1);
4151 val = strtol(pos, &end, 0);
4152 if (*end) {
4153 wpa_printf(MSG_ERROR, "Line %d: invalid number \"%s\"",
4154 line, pos);
4155 return -1;
4156 }
4157 *dst = val;
4158
4159 wpa_printf(MSG_DEBUG, "%s=%d", data->name, *dst);
4160
4161 if (data->param2 && *dst < (long) data->param2) {
4162 wpa_printf(MSG_ERROR, "Line %d: too small %s (value=%d "
4163 "min_value=%ld)", line, data->name, *dst,
4164 (long) data->param2);
4165 *dst = (long) data->param2;
4166 return -1;
4167 }
4168
4169 if (data->param3 && *dst > (long) data->param3) {
4170 wpa_printf(MSG_ERROR, "Line %d: too large %s (value=%d "
4171 "max_value=%ld)", line, data->name, *dst,
4172 (long) data->param3);
4173 *dst = (long) data->param3;
4174 return -1;
4175 }
4176
4177 return 0;
4178 }
4179
4180
4181 static int wpa_global_config_parse_str(const struct global_parse_data *data,
4182 struct wpa_config *config, int line,
4183 const char *pos)
4184 {
4185 size_t len;
4186 char **dst, *tmp;
4187
4188 len = os_strlen(pos);
4189 if (data->param2 && len < (size_t) data->param2) {
4190 wpa_printf(MSG_ERROR, "Line %d: too short %s (len=%lu "
4191 "min_len=%ld)", line, data->name,
4192 (unsigned long) len, (long) data->param2);
4193 return -1;
4194 }
4195
4196 if (data->param3 && len > (size_t) data->param3) {
4197 wpa_printf(MSG_ERROR, "Line %d: too long %s (len=%lu "
4198 "max_len=%ld)", line, data->name,
4199 (unsigned long) len, (long) data->param3);
4200 return -1;
4201 }
4202
4203 if (has_newline(pos)) {
4204 wpa_printf(MSG_ERROR, "Line %d: invalid %s value with newline",
4205 line, data->name);
4206 return -1;
4207 }
4208
4209 tmp = os_strdup(pos);
4210 if (tmp == NULL)
4211 return -1;
4212
4213 dst = (char **) (((u8 *) config) + (long) data->param1);
4214 os_free(*dst);
4215 *dst = tmp;
4216 wpa_printf(MSG_DEBUG, "%s='%s'", data->name, *dst);
4217
4218 return 0;
4219 }
4220
4221
4222 static int wpa_config_process_bgscan(const struct global_parse_data *data,
4223 struct wpa_config *config, int line,
4224 const char *pos)
4225 {
4226 size_t len;
4227 char *tmp;
4228 int res;
4229
4230 tmp = wpa_config_parse_string(pos, &len);
4231 if (tmp == NULL) {
4232 wpa_printf(MSG_ERROR, "Line %d: failed to parse %s",
4233 line, data->name);
4234 return -1;
4235 }
4236
4237 res = wpa_global_config_parse_str(data, config, line, tmp);
4238 os_free(tmp);
4239 return res;
4240 }
4241
4242
4243 static int wpa_global_config_parse_bin(const struct global_parse_data *data,
4244 struct wpa_config *config, int line,
4245 const char *pos)
4246 {
4247 struct wpabuf **dst, *tmp;
4248
4249 tmp = wpabuf_parse_bin(pos);
4250 if (!tmp)
4251 return -1;
4252
4253 dst = (struct wpabuf **) (((u8 *) config) + (long) data->param1);
4254 wpabuf_free(*dst);
4255 *dst = tmp;
4256 wpa_printf(MSG_DEBUG, "%s", data->name);
4257
4258 return 0;
4259 }
4260
4261
4262 static int wpa_config_process_freq_list(const struct global_parse_data *data,
4263 struct wpa_config *config, int line,
4264 const char *value)
4265 {
4266 int *freqs;
4267
4268 freqs = wpa_config_parse_int_array(value);
4269 if (freqs == NULL)
4270 return -1;
4271 if (freqs[0] == 0) {
4272 os_free(freqs);
4273 freqs = NULL;
4274 }
4275 os_free(config->freq_list);
4276 config->freq_list = freqs;
4277 return 0;
4278 }
4279
4280
4281 #ifdef CONFIG_P2P
4282 static int wpa_global_config_parse_ipv4(const struct global_parse_data *data,
4283 struct wpa_config *config, int line,
4284 const char *pos)
4285 {
4286 u32 *dst;
4287 struct hostapd_ip_addr addr;
4288
4289 if (hostapd_parse_ip_addr(pos, &addr) < 0)
4290 return -1;
4291 if (addr.af != AF_INET)
4292 return -1;
4293
4294 dst = (u32 *) (((u8 *) config) + (long) data->param1);
4295 os_memcpy(dst, &addr.u.v4.s_addr, 4);
4296 wpa_printf(MSG_DEBUG, "%s = 0x%x", data->name,
4297 WPA_GET_BE32((u8 *) dst));
4298
4299 return 0;
4300 }
4301 #endif /* CONFIG_P2P */
4302
4303
4304 static int wpa_config_process_country(const struct global_parse_data *data,
4305 struct wpa_config *config, int line,
4306 const char *pos)
4307 {
4308 if (!pos[0] || !pos[1]) {
4309 wpa_printf(MSG_DEBUG, "Invalid country set");
4310 return -1;
4311 }
4312 config->country[0] = pos[0];
4313 config->country[1] = pos[1];
4314 wpa_printf(MSG_DEBUG, "country='%c%c'",
4315 config->country[0], config->country[1]);
4316 return 0;
4317 }
4318
4319
4320 static int wpa_config_process_load_dynamic_eap(
4321 const struct global_parse_data *data, struct wpa_config *config,
4322 int line, const char *so)
4323 {
4324 int ret;
4325 wpa_printf(MSG_DEBUG, "load_dynamic_eap=%s", so);
4326 ret = eap_peer_method_load(so);
4327 if (ret == -2) {
4328 wpa_printf(MSG_DEBUG, "This EAP type was already loaded - not "
4329 "reloading.");
4330 } else if (ret) {
4331 wpa_printf(MSG_ERROR, "Line %d: Failed to load dynamic EAP "
4332 "method '%s'.", line, so);
4333 return -1;
4334 }
4335
4336 return 0;
4337 }
4338
4339
4340 #ifdef CONFIG_WPS
4341
4342 static int wpa_config_process_uuid(const struct global_parse_data *data,
4343 struct wpa_config *config, int line,
4344 const char *pos)
4345 {
4346 char buf[40];
4347 if (uuid_str2bin(pos, config->uuid)) {
4348 wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
4349 return -1;
4350 }
4351 uuid_bin2str(config->uuid, buf, sizeof(buf));
4352 wpa_printf(MSG_DEBUG, "uuid=%s", buf);
4353 return 0;
4354 }
4355
4356
4357 static int wpa_config_process_device_type(
4358 const struct global_parse_data *data,
4359 struct wpa_config *config, int line, const char *pos)
4360 {
4361 return wps_dev_type_str2bin(pos, config->device_type);
4362 }
4363
4364
4365 static int wpa_config_process_os_version(const struct global_parse_data *data,
4366 struct wpa_config *config, int line,
4367 const char *pos)
4368 {
4369 if (hexstr2bin(pos, config->os_version, 4)) {
4370 wpa_printf(MSG_ERROR, "Line %d: invalid os_version", line);
4371 return -1;
4372 }
4373 wpa_printf(MSG_DEBUG, "os_version=%08x",
4374 WPA_GET_BE32(config->os_version));
4375 return 0;
4376 }
4377
4378
4379 static int wpa_config_process_wps_vendor_ext_m1(
4380 const struct global_parse_data *data,
4381 struct wpa_config *config, int line, const char *pos)
4382 {
4383 struct wpabuf *tmp;
4384 int len = os_strlen(pos) / 2;
4385 u8 *p;
4386
4387 if (!len) {
4388 wpa_printf(MSG_ERROR, "Line %d: "
4389 "invalid wps_vendor_ext_m1", line);
4390 return -1;
4391 }
4392
4393 tmp = wpabuf_alloc(len);
4394 if (tmp) {
4395 p = wpabuf_put(tmp, len);
4396
4397 if (hexstr2bin(pos, p, len)) {
4398 wpa_printf(MSG_ERROR, "Line %d: "
4399 "invalid wps_vendor_ext_m1", line);
4400 wpabuf_free(tmp);
4401 return -1;
4402 }
4403
4404 wpabuf_free(config->wps_vendor_ext_m1);
4405 config->wps_vendor_ext_m1 = tmp;
4406 } else {
4407 wpa_printf(MSG_ERROR, "Can not allocate "
4408 "memory for wps_vendor_ext_m1");
4409 return -1;
4410 }
4411
4412 return 0;
4413 }
4414
4415 #endif /* CONFIG_WPS */
4416
4417 #ifdef CONFIG_P2P
4418 static int wpa_config_process_sec_device_type(
4419 const struct global_parse_data *data,
4420 struct wpa_config *config, int line, const char *pos)
4421 {
4422 int idx;
4423
4424 if (config->num_sec_device_types >= MAX_SEC_DEVICE_TYPES) {
4425 wpa_printf(MSG_ERROR, "Line %d: too many sec_device_type "
4426 "items", line);
4427 return -1;
4428 }
4429
4430 idx = config->num_sec_device_types;
4431
4432 if (wps_dev_type_str2bin(pos, config->sec_device_type[idx]))
4433 return -1;
4434
4435 config->num_sec_device_types++;
4436 return 0;
4437 }
4438
4439
4440 static int wpa_config_process_p2p_pref_chan(
4441 const struct global_parse_data *data,
4442 struct wpa_config *config, int line, const char *pos)
4443 {
4444 struct p2p_channel *pref = NULL, *n;
4445 unsigned int num = 0;
4446 const char *pos2;
4447 u8 op_class, chan;
4448
4449 /* format: class:chan,class:chan,... */
4450
4451 while (*pos) {
4452 op_class = atoi(pos);
4453 pos2 = os_strchr(pos, ':');
4454 if (pos2 == NULL)
4455 goto fail;
4456 pos2++;
4457 chan = atoi(pos2);
4458
4459 n = os_realloc_array(pref, num + 1,
4460 sizeof(struct p2p_channel));
4461 if (n == NULL)
4462 goto fail;
4463 pref = n;
4464 pref[num].op_class = op_class;
4465 pref[num].chan = chan;
4466 num++;
4467
4468 pos = os_strchr(pos2, ',');
4469 if (pos == NULL)
4470 break;
4471 pos++;
4472 }
4473
4474 os_free(config->p2p_pref_chan);
4475 config->p2p_pref_chan = pref;
4476 config->num_p2p_pref_chan = num;
4477 wpa_hexdump(MSG_DEBUG, "P2P: Preferred class/channel pairs",
4478 (u8 *) config->p2p_pref_chan,
4479 config->num_p2p_pref_chan * sizeof(struct p2p_channel));
4480
4481 return 0;
4482
4483 fail:
4484 os_free(pref);
4485 wpa_printf(MSG_ERROR, "Line %d: Invalid p2p_pref_chan list", line);
4486 return -1;
4487 }
4488
4489
4490 static int wpa_config_process_p2p_no_go_freq(
4491 const struct global_parse_data *data,
4492 struct wpa_config *config, int line, const char *pos)
4493 {
4494 int ret;
4495
4496 ret = freq_range_list_parse(&config->p2p_no_go_freq, pos);
4497 if (ret < 0) {
4498 wpa_printf(MSG_ERROR, "Line %d: Invalid p2p_no_go_freq", line);
4499 return -1;
4500 }
4501
4502 wpa_printf(MSG_DEBUG, "P2P: p2p_no_go_freq with %u items",
4503 config->p2p_no_go_freq.num);
4504
4505 return 0;
4506 }
4507
4508 #endif /* CONFIG_P2P */
4509
4510
4511 static int wpa_config_process_hessid(
4512 const struct global_parse_data *data,
4513 struct wpa_config *config, int line, const char *pos)
4514 {
4515 if (hwaddr_aton2(pos, config->hessid) < 0) {
4516 wpa_printf(MSG_ERROR, "Line %d: Invalid hessid '%s'",
4517 line, pos);
4518 return -1;
4519 }
4520
4521 return 0;
4522 }
4523
4524
4525 static int wpa_config_process_sae_groups(
4526 const struct global_parse_data *data,
4527 struct wpa_config *config, int line, const char *pos)
4528 {
4529 int *groups = wpa_config_parse_int_array(pos);
4530 if (groups == NULL) {
4531 wpa_printf(MSG_ERROR, "Line %d: Invalid sae_groups '%s'",
4532 line, pos);
4533 return -1;
4534 }
4535
4536 os_free(config->sae_groups);
4537 config->sae_groups = groups;
4538
4539 return 0;
4540 }
4541
4542
4543 static int wpa_config_process_ap_vendor_elements(
4544 const struct global_parse_data *data,
4545 struct wpa_config *config, int line, const char *pos)
4546 {
4547 struct wpabuf *tmp;
4548 int len = os_strlen(pos) / 2;
4549 u8 *p;
4550
4551 if (!len) {
4552 wpa_printf(MSG_ERROR, "Line %d: invalid ap_vendor_elements",
4553 line);
4554 return -1;
4555 }
4556
4557 tmp = wpabuf_alloc(len);
4558 if (tmp) {
4559 p = wpabuf_put(tmp, len);
4560
4561 if (hexstr2bin(pos, p, len)) {
4562 wpa_printf(MSG_ERROR, "Line %d: invalid "
4563 "ap_vendor_elements", line);
4564 wpabuf_free(tmp);
4565 return -1;
4566 }
4567
4568 wpabuf_free(config->ap_vendor_elements);
4569 config->ap_vendor_elements = tmp;
4570 } else {
4571 wpa_printf(MSG_ERROR, "Cannot allocate memory for "
4572 "ap_vendor_elements");
4573 return -1;
4574 }
4575
4576 return 0;
4577 }
4578
4579
4580 #ifdef CONFIG_CTRL_IFACE
4581 static int wpa_config_process_no_ctrl_interface(
4582 const struct global_parse_data *data,
4583 struct wpa_config *config, int line, const char *pos)
4584 {
4585 wpa_printf(MSG_DEBUG, "no_ctrl_interface -> ctrl_interface=NULL");
4586 os_free(config->ctrl_interface);
4587 config->ctrl_interface = NULL;
4588 return 0;
4589 }
4590 #endif /* CONFIG_CTRL_IFACE */
4591
4592
4593 static int wpa_config_get_int(const char *name, struct wpa_config *config,
4594 long offset, char *buf, size_t buflen,
4595 int pretty_print)
4596 {
4597 int *val = (int *) (((u8 *) config) + (long) offset);
4598
4599 if (pretty_print)
4600 return os_snprintf(buf, buflen, "%s=%d\n", name, *val);
4601 return os_snprintf(buf, buflen, "%d", *val);
4602 }
4603
4604
4605 static int wpa_config_get_str(const char *name, struct wpa_config *config,
4606 long offset, char *buf, size_t buflen,
4607 int pretty_print)
4608 {
4609 char **val = (char **) (((u8 *) config) + (long) offset);
4610 int res;
4611
4612 if (pretty_print)
4613 res = os_snprintf(buf, buflen, "%s=%s\n", name,
4614 *val ? *val : "null");
4615 else if (!*val)
4616 return -1;
4617 else
4618 res = os_snprintf(buf, buflen, "%s", *val);
4619 if (os_snprintf_error(buflen, res))
4620 res = -1;
4621
4622 return res;
4623 }
4624
4625
4626 #ifdef CONFIG_P2P
4627 static int wpa_config_get_ipv4(const char *name, struct wpa_config *config,
4628 long offset, char *buf, size_t buflen,
4629 int pretty_print)
4630 {
4631 void *val = ((u8 *) config) + (long) offset;
4632 int res;
4633 char addr[INET_ADDRSTRLEN];
4634
4635 if (!val || !inet_ntop(AF_INET, val, addr, sizeof(addr)))
4636 return -1;
4637
4638 if (pretty_print)
4639 res = os_snprintf(buf, buflen, "%s=%s\n", name, addr);
4640 else
4641 res = os_snprintf(buf, buflen, "%s", addr);
4642
4643 if (os_snprintf_error(buflen, res))
4644 res = -1;
4645
4646 return res;
4647 }
4648 #endif /* CONFIG_P2P */
4649
4650
4651 #ifdef OFFSET
4652 #undef OFFSET
4653 #endif /* OFFSET */
4654 /* OFFSET: Get offset of a variable within the wpa_config structure */
4655 #define OFFSET(v) ((void *) &((struct wpa_config *) 0)->v)
4656
4657 #define FUNC(f) #f, wpa_config_process_ ## f, NULL, OFFSET(f), NULL, NULL
4658 #define FUNC_NO_VAR(f) #f, wpa_config_process_ ## f, NULL, NULL, NULL, NULL
4659 #define _INT(f) #f, wpa_global_config_parse_int, wpa_config_get_int, OFFSET(f)
4660 #define INT(f) _INT(f), NULL, NULL
4661 #define INT_RANGE(f, min, max) _INT(f), (void *) min, (void *) max
4662 #define _STR(f) #f, wpa_global_config_parse_str, wpa_config_get_str, OFFSET(f)
4663 #define STR(f) _STR(f), NULL, NULL
4664 #define STR_RANGE(f, min, max) _STR(f), (void *) min, (void *) max
4665 #define BIN(f) #f, wpa_global_config_parse_bin, NULL, OFFSET(f), NULL, NULL
4666 #define IPV4(f) #f, wpa_global_config_parse_ipv4, wpa_config_get_ipv4, \
4667 OFFSET(f), NULL, NULL
4668
4669 static const struct global_parse_data global_fields[] = {
4670 #ifdef CONFIG_CTRL_IFACE
4671 { STR(ctrl_interface), 0 },
4672 { FUNC_NO_VAR(no_ctrl_interface), 0 },
4673 { STR(ctrl_interface_group), 0 } /* deprecated */,
4674 #endif /* CONFIG_CTRL_IFACE */
4675 #ifdef CONFIG_MACSEC
4676 { INT_RANGE(eapol_version, 1, 3), 0 },
4677 #else /* CONFIG_MACSEC */
4678 { INT_RANGE(eapol_version, 1, 2), 0 },
4679 #endif /* CONFIG_MACSEC */
4680 { INT(ap_scan), 0 },
4681 { FUNC(bgscan), 0 },
4682 #ifdef CONFIG_MESH
4683 { INT(user_mpm), 0 },
4684 { INT_RANGE(max_peer_links, 0, 255), 0 },
4685 { INT(mesh_max_inactivity), 0 },
4686 { INT(dot11RSNASAERetransPeriod), 0 },
4687 #endif /* CONFIG_MESH */
4688 { INT(disable_scan_offload), 0 },
4689 { INT(fast_reauth), 0 },
4690 { STR(opensc_engine_path), 0 },
4691 { STR(pkcs11_engine_path), 0 },
4692 { STR(pkcs11_module_path), 0 },
4693 { STR(openssl_ciphers), 0 },
4694 { STR(pcsc_reader), 0 },
4695 { STR(pcsc_pin), 0 },
4696 { INT(external_sim), 0 },
4697 { STR(driver_param), 0 },
4698 { INT(dot11RSNAConfigPMKLifetime), 0 },
4699 { INT(dot11RSNAConfigPMKReauthThreshold), 0 },
4700 { INT(dot11RSNAConfigSATimeout), 0 },
4701 #ifndef CONFIG_NO_CONFIG_WRITE
4702 { INT(update_config), 0 },
4703 #endif /* CONFIG_NO_CONFIG_WRITE */
4704 { FUNC_NO_VAR(load_dynamic_eap), 0 },
4705 #ifdef CONFIG_WPS
4706 { FUNC(uuid), CFG_CHANGED_UUID },
4707 { INT_RANGE(auto_uuid, 0, 1), 0 },
4708 { STR_RANGE(device_name, 0, WPS_DEV_NAME_MAX_LEN),
4709 CFG_CHANGED_DEVICE_NAME },
4710 { STR_RANGE(manufacturer, 0, 64), CFG_CHANGED_WPS_STRING },
4711 { STR_RANGE(model_name, 0, 32), CFG_CHANGED_WPS_STRING },
4712 { STR_RANGE(model_number, 0, 32), CFG_CHANGED_WPS_STRING },
4713 { STR_RANGE(serial_number, 0, 32), CFG_CHANGED_WPS_STRING },
4714 { FUNC(device_type), CFG_CHANGED_DEVICE_TYPE },
4715 { FUNC(os_version), CFG_CHANGED_OS_VERSION },
4716 { STR(config_methods), CFG_CHANGED_CONFIG_METHODS },
4717 { INT_RANGE(wps_cred_processing, 0, 2), 0 },
4718 { FUNC(wps_vendor_ext_m1), CFG_CHANGED_VENDOR_EXTENSION },
4719 #endif /* CONFIG_WPS */
4720 #ifdef CONFIG_P2P
4721 { FUNC(sec_device_type), CFG_CHANGED_SEC_DEVICE_TYPE },
4722 { INT(p2p_listen_reg_class), CFG_CHANGED_P2P_LISTEN_CHANNEL },
4723 { INT(p2p_listen_channel), CFG_CHANGED_P2P_LISTEN_CHANNEL },
4724 { INT(p2p_oper_reg_class), CFG_CHANGED_P2P_OPER_CHANNEL },
4725 { INT(p2p_oper_channel), CFG_CHANGED_P2P_OPER_CHANNEL },
4726 { INT_RANGE(p2p_go_intent, 0, 15), 0 },
4727 { STR(p2p_ssid_postfix), CFG_CHANGED_P2P_SSID_POSTFIX },
4728 { INT_RANGE(persistent_reconnect, 0, 1), 0 },
4729 { INT_RANGE(p2p_intra_bss, 0, 1), CFG_CHANGED_P2P_INTRA_BSS },
4730 { INT(p2p_group_idle), 0 },
4731 { INT_RANGE(p2p_go_freq_change_policy, 0, P2P_GO_FREQ_MOVE_MAX), 0 },
4732 { INT_RANGE(p2p_passphrase_len, 8, 63),
4733 CFG_CHANGED_P2P_PASSPHRASE_LEN },
4734 { FUNC(p2p_pref_chan), CFG_CHANGED_P2P_PREF_CHAN },
4735 { FUNC(p2p_no_go_freq), CFG_CHANGED_P2P_PREF_CHAN },
4736 { INT_RANGE(p2p_add_cli_chan, 0, 1), 0 },
4737 { INT_RANGE(p2p_optimize_listen_chan, 0, 1), 0 },
4738 { INT(p2p_go_ht40), 0 },
4739 { INT(p2p_go_vht), 0 },
4740 { INT(p2p_disabled), 0 },
4741 { INT_RANGE(p2p_go_ctwindow, 0, 127), 0 },
4742 { INT(p2p_no_group_iface), 0 },
4743 { INT_RANGE(p2p_ignore_shared_freq, 0, 1), 0 },
4744 { IPV4(ip_addr_go), 0 },
4745 { IPV4(ip_addr_mask), 0 },
4746 { IPV4(ip_addr_start), 0 },
4747 { IPV4(ip_addr_end), 0 },
4748 { INT_RANGE(p2p_cli_probe, 0, 1), 0 },
4749 #endif /* CONFIG_P2P */
4750 { FUNC(country), CFG_CHANGED_COUNTRY },
4751 { INT(bss_max_count), 0 },
4752 { INT(bss_expiration_age), 0 },
4753 { INT(bss_expiration_scan_count), 0 },
4754 { INT_RANGE(filter_ssids, 0, 1), 0 },
4755 { INT_RANGE(filter_rssi, -100, 0), 0 },
4756 { INT(max_num_sta), 0 },
4757 { INT_RANGE(ap_isolate, 0, 1), 0 },
4758 { INT_RANGE(disassoc_low_ack, 0, 1), 0 },
4759 #ifdef CONFIG_HS20
4760 { INT_RANGE(hs20, 0, 1), 0 },
4761 #endif /* CONFIG_HS20 */
4762 { INT_RANGE(interworking, 0, 1), 0 },
4763 { FUNC(hessid), 0 },
4764 { INT_RANGE(access_network_type, 0, 15), 0 },
4765 { INT_RANGE(go_interworking, 0, 1), 0 },
4766 { INT_RANGE(go_access_network_type, 0, 15), 0 },
4767 { INT_RANGE(go_internet, 0, 1), 0 },
4768 { INT_RANGE(go_venue_group, 0, 255), 0 },
4769 { INT_RANGE(go_venue_type, 0, 255), 0 },
4770 { INT_RANGE(pbc_in_m1, 0, 1), 0 },
4771 { STR(autoscan), 0 },
4772 { INT_RANGE(wps_nfc_dev_pw_id, 0x10, 0xffff),
4773 CFG_CHANGED_NFC_PASSWORD_TOKEN },
4774 { BIN(wps_nfc_dh_pubkey), CFG_CHANGED_NFC_PASSWORD_TOKEN },
4775 { BIN(wps_nfc_dh_privkey), CFG_CHANGED_NFC_PASSWORD_TOKEN },
4776 { BIN(wps_nfc_dev_pw), CFG_CHANGED_NFC_PASSWORD_TOKEN },
4777 { STR(ext_password_backend), CFG_CHANGED_EXT_PW_BACKEND },
4778 { INT(p2p_go_max_inactivity), 0 },
4779 { INT_RANGE(auto_interworking, 0, 1), 0 },
4780 { INT(okc), 0 },
4781 { INT(pmf), 0 },
4782 { FUNC(sae_groups), 0 },
4783 { INT(dtim_period), 0 },
4784 { INT(beacon_int), 0 },
4785 { FUNC(ap_vendor_elements), 0 },
4786 { INT_RANGE(ignore_old_scan_res, 0, 1), 0 },
4787 { FUNC(freq_list), 0 },
4788 { INT(scan_cur_freq), 0 },
4789 { INT(sched_scan_interval), 0 },
4790 { INT(sched_scan_start_delay), 0 },
4791 { INT(tdls_external_control), 0},
4792 { STR(osu_dir), 0 },
4793 { STR(wowlan_triggers), CFG_CHANGED_WOWLAN_TRIGGERS },
4794 { INT(p2p_search_delay), 0},
4795 { INT(mac_addr), 0 },
4796 { INT(rand_addr_lifetime), 0 },
4797 { INT(preassoc_mac_addr), 0 },
4798 { INT(key_mgmt_offload), 0},
4799 { INT(passive_scan), 0 },
4800 { INT(reassoc_same_bss_optim), 0 },
4801 { INT(wps_priority), 0},
4802 #ifdef CONFIG_FST
4803 { STR_RANGE(fst_group_id, 1, FST_MAX_GROUP_ID_LEN), 0 },
4804 { INT_RANGE(fst_priority, 1, FST_MAX_PRIO_VALUE), 0 },
4805 { INT_RANGE(fst_llt, 1, FST_MAX_LLT_MS), 0 },
4806 #endif /* CONFIG_FST */
4807 { INT_RANGE(cert_in_cb, 0, 1), 0 },
4808 { INT_RANGE(wpa_rsc_relaxation, 0, 1), 0 },
4809 { STR(sched_scan_plans), CFG_CHANGED_SCHED_SCAN_PLANS },
4810 #ifdef CONFIG_MBO
4811 { STR(non_pref_chan), 0 },
4812 { INT_RANGE(mbo_cell_capa, MBO_CELL_CAPA_AVAILABLE,
4813 MBO_CELL_CAPA_NOT_SUPPORTED), 0 },
4814 { INT_RANGE(disassoc_imminent_rssi_threshold, -120, 0), 0 },
4815 { INT_RANGE(oce, 0, 3), 0 },
4816 #endif /* CONFIG_MBO */
4817 { INT(gas_address3), 0 },
4818 { INT_RANGE(ftm_responder, 0, 1), 0 },
4819 { INT_RANGE(ftm_initiator, 0, 1), 0 },
4820 { INT(gas_rand_addr_lifetime), 0 },
4821 { INT_RANGE(gas_rand_mac_addr, 0, 2), 0 },
4822 { INT_RANGE(dpp_config_processing, 0, 2), 0 },
4823 { INT_RANGE(coloc_intf_reporting, 0, 1), 0 },
4824 };
4825
4826 #undef FUNC
4827 #undef _INT
4828 #undef INT
4829 #undef INT_RANGE
4830 #undef _STR
4831 #undef STR
4832 #undef STR_RANGE
4833 #undef BIN
4834 #undef IPV4
4835 #define NUM_GLOBAL_FIELDS ARRAY_SIZE(global_fields)
4836
4837
4838 int wpa_config_dump_values(struct wpa_config *config, char *buf, size_t buflen)
4839 {
4840 int result = 0;
4841 size_t i;
4842
4843 for (i = 0; i < NUM_GLOBAL_FIELDS; i++) {
4844 const struct global_parse_data *field = &global_fields[i];
4845 int tmp;
4846
4847 if (!field->get)
4848 continue;
4849
4850 tmp = field->get(field->name, config, (long) field->param1,
4851 buf, buflen, 1);
4852 if (tmp < 0)
4853 return -1;
4854 buf += tmp;
4855 buflen -= tmp;
4856 result += tmp;
4857 }
4858 return result;
4859 }
4860
4861
4862 int wpa_config_get_value(const char *name, struct wpa_config *config,
4863 char *buf, size_t buflen)
4864 {
4865 size_t i;
4866
4867 for (i = 0; i < NUM_GLOBAL_FIELDS; i++) {
4868 const struct global_parse_data *field = &global_fields[i];
4869
4870 if (os_strcmp(name, field->name) != 0)
4871 continue;
4872 if (!field->get)
4873 break;
4874 return field->get(name, config, (long) field->param1,
4875 buf, buflen, 0);
4876 }
4877
4878 return -1;
4879 }
4880
4881
4882 int wpa_config_get_num_global_field_names(void)
4883 {
4884 return NUM_GLOBAL_FIELDS;
4885 }
4886
4887
4888 const char * wpa_config_get_global_field_name(unsigned int i, int *no_var)
4889 {
4890 if (i >= NUM_GLOBAL_FIELDS)
4891 return NULL;
4892
4893 if (no_var)
4894 *no_var = !global_fields[i].param1;
4895 return global_fields[i].name;
4896 }
4897
4898
4899 int wpa_config_process_global(struct wpa_config *config, char *pos, int line)
4900 {
4901 size_t i;
4902 int ret = 0;
4903
4904 for (i = 0; i < NUM_GLOBAL_FIELDS; i++) {
4905 const struct global_parse_data *field = &global_fields[i];
4906 size_t flen = os_strlen(field->name);
4907 if (os_strncmp(pos, field->name, flen) != 0 ||
4908 pos[flen] != '=')
4909 continue;
4910
4911 if (field->parser(field, config, line, pos + flen + 1)) {
4912 wpa_printf(MSG_ERROR, "Line %d: failed to "
4913 "parse '%s'.", line, pos);
4914 ret = -1;
4915 }
4916 if (field->changed_flag == CFG_CHANGED_NFC_PASSWORD_TOKEN)
4917 config->wps_nfc_pw_from_config = 1;
4918 config->changed_parameters |= field->changed_flag;
4919 break;
4920 }
4921 if (i == NUM_GLOBAL_FIELDS) {
4922 #ifdef CONFIG_AP
4923 if (os_strncmp(pos, "wmm_ac_", 7) == 0) {
4924 char *tmp = os_strchr(pos, '=');
4925 if (tmp == NULL) {
4926 if (line < 0)
4927 return -1;
4928 wpa_printf(MSG_ERROR, "Line %d: invalid line "
4929 "'%s'", line, pos);
4930 return -1;
4931 }
4932 *tmp++ = '\0';
4933 if (hostapd_config_wmm_ac(config->wmm_ac_params, pos,
4934 tmp)) {
4935 wpa_printf(MSG_ERROR, "Line %d: invalid WMM "
4936 "AC item", line);
4937 return -1;
4938 }
4939 }
4940 #endif /* CONFIG_AP */
4941 if (line < 0)
4942 return -1;
4943 wpa_printf(MSG_ERROR, "Line %d: unknown global field '%s'.",
4944 line, pos);
4945 ret = -1;
4946 }
4947
4948 return ret;
4949 }
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