]> git.ipfire.org Git - thirdparty/hostap.git/blob - wpa_supplicant/config.c
projects / thirdparty / hostap.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Clarify documentation of avoid channels expectations
[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 size_t len;
2006
2007 len = os_strlen(value);
2008 if (len > 2 * MACSEC_CAK_MAX_LEN ||
2009 (len != 2 * 16 && len != 2 * 32) ||
2010 hexstr2bin(value, ssid->mka_cak, len / 2)) {
2011 wpa_printf(MSG_ERROR, "Line %d: Invalid MKA-CAK '%s'.",
2012 line, value);
2013 return -1;
2014 }
2015 ssid->mka_cak_len = len / 2;
2016 ssid->mka_psk_set |= MKA_PSK_SET_CAK;
2017
2018 wpa_hexdump_key(MSG_MSGDUMP, "MKA-CAK", ssid->mka_cak,
2019 ssid->mka_cak_len);
2020 return 0;
2021 }
2022
2023
2024 static int wpa_config_parse_mka_ckn(const struct parse_data *data,
2025 struct wpa_ssid *ssid, int line,
2026 const char *value)
2027 {
2028 size_t len;
2029
2030 len = os_strlen(value);
2031 if (len > 2 * MACSEC_CKN_MAX_LEN || /* too long */
2032 len < 2 || /* too short */
2033 len % 2 != 0 /* not an integral number of bytes */) {
2034 wpa_printf(MSG_ERROR, "Line %d: Invalid MKA-CKN '%s'.",
2035 line, value);
2036 return -1;
2037 }
2038 ssid->mka_ckn_len = len / 2;
2039 if (hexstr2bin(value, ssid->mka_ckn, ssid->mka_ckn_len)) {
2040 wpa_printf(MSG_ERROR, "Line %d: Invalid MKA-CKN '%s'.",
2041 line, value);
2042 return -1;
2043 }
2044
2045 ssid->mka_psk_set |= MKA_PSK_SET_CKN;
2046
2047 wpa_hexdump_key(MSG_MSGDUMP, "MKA-CKN", ssid->mka_ckn,
2048 ssid->mka_ckn_len);
2049 return 0;
2050 }
2051
2052
2053 #ifndef NO_CONFIG_WRITE
2054
2055 static char * wpa_config_write_mka_cak(const struct parse_data *data,
2056 struct wpa_ssid *ssid)
2057 {
2058 if (!(ssid->mka_psk_set & MKA_PSK_SET_CAK))
2059 return NULL;
2060
2061 return wpa_config_write_string_hex(ssid->mka_cak, ssid->mka_cak_len);
2062 }
2063
2064
2065 static char * wpa_config_write_mka_ckn(const struct parse_data *data,
2066 struct wpa_ssid *ssid)
2067 {
2068 if (!(ssid->mka_psk_set & MKA_PSK_SET_CKN))
2069 return NULL;
2070 return wpa_config_write_string_hex(ssid->mka_ckn, ssid->mka_ckn_len);
2071 }
2072
2073 #endif /* NO_CONFIG_WRITE */
2074
2075 #endif /* CONFIG_MACSEC */
2076
2077
2078 #ifdef CONFIG_OCV
2079
2080 static int wpa_config_parse_ocv(const struct parse_data *data,
2081 struct wpa_ssid *ssid, int line,
2082 const char *value)
2083 {
2084 char *end;
2085
2086 ssid->ocv = strtol(value, &end, 0);
2087 if (*end || ssid->ocv < 0 || ssid->ocv > 1) {
2088 wpa_printf(MSG_ERROR, "Line %d: Invalid ocv value '%s'.",
2089 line, value);
2090 return -1;
2091 }
2092 if (ssid->ocv && ssid->ieee80211w == NO_MGMT_FRAME_PROTECTION)
2093 ssid->ieee80211w = MGMT_FRAME_PROTECTION_OPTIONAL;
2094 return 0;
2095 }
2096
2097
2098 #ifndef NO_CONFIG_WRITE
2099 static char * wpa_config_write_ocv(const struct parse_data *data,
2100 struct wpa_ssid *ssid)
2101 {
2102 char *value = os_malloc(20);
2103
2104 if (!value)
2105 return NULL;
2106 os_snprintf(value, 20, "%d", ssid->ocv);
2107 value[20 - 1] = '\0';
2108 return value;
2109 }
2110 #endif /* NO_CONFIG_WRITE */
2111
2112 #endif /* CONFIG_OCV */
2113
2114
2115 static int wpa_config_parse_peerkey(const struct parse_data *data,
2116 struct wpa_ssid *ssid, int line,
2117 const char *value)
2118 {
2119 wpa_printf(MSG_INFO, "NOTE: Obsolete peerkey parameter ignored");
2120 return 0;
2121 }
2122
2123
2124 #ifndef NO_CONFIG_WRITE
2125 static char * wpa_config_write_peerkey(const struct parse_data *data,
2126 struct wpa_ssid *ssid)
2127 {
2128 return NULL;
2129 }
2130 #endif /* NO_CONFIG_WRITE */
2131
2132
2133 /* Helper macros for network block parser */
2134
2135 #ifdef OFFSET
2136 #undef OFFSET
2137 #endif /* OFFSET */
2138 /* OFFSET: Get offset of a variable within the wpa_ssid structure */
2139 #define OFFSET(v) ((void *) &((struct wpa_ssid *) 0)->v)
2140
2141 /* STR: Define a string variable for an ASCII string; f = field name */
2142 #ifdef NO_CONFIG_WRITE
2143 #define _STR(f) #f, wpa_config_parse_str, OFFSET(f)
2144 #define _STRe(f) #f, wpa_config_parse_str, OFFSET(eap.f)
2145 #else /* NO_CONFIG_WRITE */
2146 #define _STR(f) #f, wpa_config_parse_str, wpa_config_write_str, OFFSET(f)
2147 #define _STRe(f) #f, wpa_config_parse_str, wpa_config_write_str, OFFSET(eap.f)
2148 #endif /* NO_CONFIG_WRITE */
2149 #define STR(f) _STR(f), NULL, NULL, NULL, 0
2150 #define STRe(f) _STRe(f), NULL, NULL, NULL, 0
2151 #define STR_KEY(f) _STR(f), NULL, NULL, NULL, 1
2152 #define STR_KEYe(f) _STRe(f), NULL, NULL, NULL, 1
2153
2154 /* STR_LEN: Define a string variable with a separate variable for storing the
2155 * data length. Unlike STR(), this can be used to store arbitrary binary data
2156 * (i.e., even nul termination character). */
2157 #define _STR_LEN(f) _STR(f), OFFSET(f ## _len)
2158 #define _STR_LENe(f) _STRe(f), OFFSET(eap.f ## _len)
2159 #define STR_LEN(f) _STR_LEN(f), NULL, NULL, 0
2160 #define STR_LENe(f) _STR_LENe(f), NULL, NULL, 0
2161 #define STR_LEN_KEY(f) _STR_LEN(f), NULL, NULL, 1
2162
2163 /* STR_RANGE: Like STR_LEN(), but with minimum and maximum allowed length
2164 * explicitly specified. */
2165 #define _STR_RANGE(f, min, max) _STR_LEN(f), (void *) (min), (void *) (max)
2166 #define STR_RANGE(f, min, max) _STR_RANGE(f, min, max), 0
2167 #define STR_RANGE_KEY(f, min, max) _STR_RANGE(f, min, max), 1
2168
2169 #ifdef NO_CONFIG_WRITE
2170 #define _INT(f) #f, wpa_config_parse_int, OFFSET(f), (void *) 0
2171 #define _INTe(f) #f, wpa_config_parse_int, OFFSET(eap.f), (void *) 0
2172 #else /* NO_CONFIG_WRITE */
2173 #define _INT(f) #f, wpa_config_parse_int, wpa_config_write_int, \
2174 OFFSET(f), (void *) 0
2175 #define _INTe(f) #f, wpa_config_parse_int, wpa_config_write_int, \
2176 OFFSET(eap.f), (void *) 0
2177 #endif /* NO_CONFIG_WRITE */
2178
2179 /* INT: Define an integer variable */
2180 #define INT(f) _INT(f), NULL, NULL, 0
2181 #define INTe(f) _INTe(f), NULL, NULL, 0
2182
2183 /* INT_RANGE: Define an integer variable with allowed value range */
2184 #define INT_RANGE(f, min, max) _INT(f), (void *) (min), (void *) (max), 0
2185
2186 /* FUNC: Define a configuration variable that uses a custom function for
2187 * parsing and writing the value. */
2188 #ifdef NO_CONFIG_WRITE
2189 #define _FUNC(f) #f, wpa_config_parse_ ## f, NULL, NULL, NULL, NULL
2190 #else /* NO_CONFIG_WRITE */
2191 #define _FUNC(f) #f, wpa_config_parse_ ## f, wpa_config_write_ ## f, \
2192 NULL, NULL, NULL, NULL
2193 #endif /* NO_CONFIG_WRITE */
2194 #define FUNC(f) _FUNC(f), 0
2195 #define FUNC_KEY(f) _FUNC(f), 1
2196
2197 /*
2198 * Table of network configuration variables. This table is used to parse each
2199 * network configuration variable, e.g., each line in wpa_supplicant.conf file
2200 * that is inside a network block.
2201 *
2202 * This table is generated using the helper macros defined above and with
2203 * generous help from the C pre-processor. The field name is stored as a string
2204 * into .name and for STR and INT types, the offset of the target buffer within
2205 * struct wpa_ssid is stored in .param1. .param2 (if not NULL) is similar
2206 * offset to the field containing the length of the configuration variable.
2207 * .param3 and .param4 can be used to mark the allowed range (length for STR
2208 * and value for INT).
2209 *
2210 * For each configuration line in wpa_supplicant.conf, the parser goes through
2211 * this table and select the entry that matches with the field name. The parser
2212 * function (.parser) is then called to parse the actual value of the field.
2213 *
2214 * This kind of mechanism makes it easy to add new configuration parameters,
2215 * since only one line needs to be added into this table and into the
2216 * struct wpa_ssid definition if the new variable is either a string or
2217 * integer. More complex types will need to use their own parser and writer
2218 * functions.
2219 */
2220 static const struct parse_data ssid_fields[] = {
2221 { STR_RANGE(ssid, 0, SSID_MAX_LEN) },
2222 { INT_RANGE(scan_ssid, 0, 1) },
2223 { FUNC(bssid) },
2224 { FUNC(bssid_hint) },
2225 { FUNC(bssid_blacklist) },
2226 { FUNC(bssid_whitelist) },
2227 { FUNC_KEY(psk) },
2228 { INT(mem_only_psk) },
2229 { STR_KEY(sae_password) },
2230 { STR(sae_password_id) },
2231 { FUNC(proto) },
2232 { FUNC(key_mgmt) },
2233 { INT(bg_scan_period) },
2234 { FUNC(pairwise) },
2235 { FUNC(group) },
2236 { FUNC(group_mgmt) },
2237 { FUNC(auth_alg) },
2238 { FUNC(scan_freq) },
2239 { FUNC(freq_list) },
2240 { INT_RANGE(ht, 0, 1) },
2241 { INT_RANGE(vht, 0, 1) },
2242 { INT_RANGE(ht40, -1, 1) },
2243 { INT_RANGE(max_oper_chwidth, VHT_CHANWIDTH_USE_HT,
2244 VHT_CHANWIDTH_80P80MHZ) },
2245 { INT(vht_center_freq1) },
2246 { INT(vht_center_freq2) },
2247 #ifdef IEEE8021X_EAPOL
2248 { FUNC(eap) },
2249 { STR_LENe(identity) },
2250 { STR_LENe(anonymous_identity) },
2251 { STR_LENe(imsi_identity) },
2252 { FUNC_KEY(password) },
2253 { STRe(ca_cert) },
2254 { STRe(ca_path) },
2255 { STRe(client_cert) },
2256 { STRe(private_key) },
2257 { STR_KEYe(private_key_passwd) },
2258 { STRe(dh_file) },
2259 { STRe(subject_match) },
2260 { STRe(altsubject_match) },
2261 { STRe(domain_suffix_match) },
2262 { STRe(domain_match) },
2263 { STRe(ca_cert2) },
2264 { STRe(ca_path2) },
2265 { STRe(client_cert2) },
2266 { STRe(private_key2) },
2267 { STR_KEYe(private_key2_passwd) },
2268 { STRe(dh_file2) },
2269 { STRe(subject_match2) },
2270 { STRe(altsubject_match2) },
2271 { STRe(domain_suffix_match2) },
2272 { STRe(domain_match2) },
2273 { STRe(phase1) },
2274 { STRe(phase2) },
2275 { STRe(pcsc) },
2276 { STR_KEYe(pin) },
2277 { STRe(engine_id) },
2278 { STRe(key_id) },
2279 { STRe(cert_id) },
2280 { STRe(ca_cert_id) },
2281 { STR_KEYe(pin2) },
2282 { STRe(engine2_id) },
2283 { STRe(key2_id) },
2284 { STRe(cert2_id) },
2285 { STRe(ca_cert2_id) },
2286 { INTe(engine) },
2287 { INTe(engine2) },
2288 { INT(eapol_flags) },
2289 { INTe(sim_num) },
2290 { STRe(openssl_ciphers) },
2291 { INTe(erp) },
2292 #endif /* IEEE8021X_EAPOL */
2293 { FUNC_KEY(wep_key0) },
2294 { FUNC_KEY(wep_key1) },
2295 { FUNC_KEY(wep_key2) },
2296 { FUNC_KEY(wep_key3) },
2297 { INT(wep_tx_keyidx) },
2298 { INT(priority) },
2299 #ifdef IEEE8021X_EAPOL
2300 { INT(eap_workaround) },
2301 { STRe(pac_file) },
2302 { INTe(fragment_size) },
2303 { INTe(ocsp) },
2304 #endif /* IEEE8021X_EAPOL */
2305 #ifdef CONFIG_MESH
2306 { INT_RANGE(mode, 0, 5) },
2307 { INT_RANGE(no_auto_peer, 0, 1) },
2308 { INT_RANGE(mesh_rssi_threshold, -255, 1) },
2309 #else /* CONFIG_MESH */
2310 { INT_RANGE(mode, 0, 4) },
2311 #endif /* CONFIG_MESH */
2312 { INT_RANGE(proactive_key_caching, 0, 1) },
2313 { INT_RANGE(disabled, 0, 2) },
2314 { STR(id_str) },
2315 #ifdef CONFIG_IEEE80211W
2316 { INT_RANGE(ieee80211w, 0, 2) },
2317 #endif /* CONFIG_IEEE80211W */
2318 #ifdef CONFIG_OCV
2319 { FUNC(ocv) },
2320 #endif /* CONFIG_OCV */
2321 { FUNC(peerkey) /* obsolete - removed */ },
2322 { INT_RANGE(mixed_cell, 0, 1) },
2323 { INT_RANGE(frequency, 0, 65000) },
2324 { INT_RANGE(fixed_freq, 0, 1) },
2325 #ifdef CONFIG_ACS
2326 { INT_RANGE(acs, 0, 1) },
2327 #endif /* CONFIG_ACS */
2328 #ifdef CONFIG_MESH
2329 { FUNC(mesh_basic_rates) },
2330 { INT(dot11MeshMaxRetries) },
2331 { INT(dot11MeshRetryTimeout) },
2332 { INT(dot11MeshConfirmTimeout) },
2333 { INT(dot11MeshHoldingTimeout) },
2334 #endif /* CONFIG_MESH */
2335 { INT(wpa_ptk_rekey) },
2336 { INT(group_rekey) },
2337 { STR(bgscan) },
2338 { INT_RANGE(ignore_broadcast_ssid, 0, 2) },
2339 #ifdef CONFIG_P2P
2340 { FUNC(go_p2p_dev_addr) },
2341 { FUNC(p2p_client_list) },
2342 { FUNC(psk_list) },
2343 #endif /* CONFIG_P2P */
2344 #ifdef CONFIG_HT_OVERRIDES
2345 { INT_RANGE(disable_ht, 0, 1) },
2346 { INT_RANGE(disable_ht40, -1, 1) },
2347 { INT_RANGE(disable_sgi, 0, 1) },
2348 { INT_RANGE(disable_ldpc, 0, 1) },
2349 { INT_RANGE(ht40_intolerant, 0, 1) },
2350 { INT_RANGE(tx_stbc, -1, 1) },
2351 { INT_RANGE(rx_stbc, -1, 3) },
2352 { INT_RANGE(disable_max_amsdu, -1, 1) },
2353 { INT_RANGE(ampdu_factor, -1, 3) },
2354 { INT_RANGE(ampdu_density, -1, 7) },
2355 { STR(ht_mcs) },
2356 #endif /* CONFIG_HT_OVERRIDES */
2357 #ifdef CONFIG_VHT_OVERRIDES
2358 { INT_RANGE(disable_vht, 0, 1) },
2359 { INT(vht_capa) },
2360 { INT(vht_capa_mask) },
2361 { INT_RANGE(vht_rx_mcs_nss_1, -1, 3) },
2362 { INT_RANGE(vht_rx_mcs_nss_2, -1, 3) },
2363 { INT_RANGE(vht_rx_mcs_nss_3, -1, 3) },
2364 { INT_RANGE(vht_rx_mcs_nss_4, -1, 3) },
2365 { INT_RANGE(vht_rx_mcs_nss_5, -1, 3) },
2366 { INT_RANGE(vht_rx_mcs_nss_6, -1, 3) },
2367 { INT_RANGE(vht_rx_mcs_nss_7, -1, 3) },
2368 { INT_RANGE(vht_rx_mcs_nss_8, -1, 3) },
2369 { INT_RANGE(vht_tx_mcs_nss_1, -1, 3) },
2370 { INT_RANGE(vht_tx_mcs_nss_2, -1, 3) },
2371 { INT_RANGE(vht_tx_mcs_nss_3, -1, 3) },
2372 { INT_RANGE(vht_tx_mcs_nss_4, -1, 3) },
2373 { INT_RANGE(vht_tx_mcs_nss_5, -1, 3) },
2374 { INT_RANGE(vht_tx_mcs_nss_6, -1, 3) },
2375 { INT_RANGE(vht_tx_mcs_nss_7, -1, 3) },
2376 { INT_RANGE(vht_tx_mcs_nss_8, -1, 3) },
2377 #endif /* CONFIG_VHT_OVERRIDES */
2378 { INT(ap_max_inactivity) },
2379 { INT(dtim_period) },
2380 { INT(beacon_int) },
2381 #ifdef CONFIG_MACSEC
2382 { INT_RANGE(macsec_policy, 0, 1) },
2383 { INT_RANGE(macsec_integ_only, 0, 1) },
2384 { INT_RANGE(macsec_replay_protect, 0, 1) },
2385 { INT(macsec_replay_window) },
2386 { INT_RANGE(macsec_port, 1, 65534) },
2387 { INT_RANGE(mka_priority, 0, 255) },
2388 { FUNC_KEY(mka_cak) },
2389 { FUNC_KEY(mka_ckn) },
2390 #endif /* CONFIG_MACSEC */
2391 #ifdef CONFIG_HS20
2392 { INT(update_identifier) },
2393 { STR_RANGE(roaming_consortium_selection, 0, MAX_ROAMING_CONS_OI_LEN) },
2394 #endif /* CONFIG_HS20 */
2395 { INT_RANGE(mac_addr, 0, 2) },
2396 { INT_RANGE(pbss, 0, 2) },
2397 { INT_RANGE(wps_disabled, 0, 1) },
2398 { INT_RANGE(fils_dh_group, 0, 65535) },
2399 #ifdef CONFIG_DPP
2400 { STR(dpp_connector) },
2401 { STR_LEN(dpp_netaccesskey) },
2402 { INT(dpp_netaccesskey_expiry) },
2403 { STR_LEN(dpp_csign) },
2404 #endif /* CONFIG_DPP */
2405 { INT_RANGE(owe_group, 0, 65535) },
2406 { INT_RANGE(owe_only, 0, 1) },
2407 { INT_RANGE(multi_ap_backhaul_sta, 0, 1) },
2408 };
2409
2410 #undef OFFSET
2411 #undef _STR
2412 #undef STR
2413 #undef STR_KEY
2414 #undef _STR_LEN
2415 #undef STR_LEN
2416 #undef STR_LEN_KEY
2417 #undef _STR_RANGE
2418 #undef STR_RANGE
2419 #undef STR_RANGE_KEY
2420 #undef _INT
2421 #undef INT
2422 #undef INT_RANGE
2423 #undef _FUNC
2424 #undef FUNC
2425 #undef FUNC_KEY
2426 #define NUM_SSID_FIELDS ARRAY_SIZE(ssid_fields)
2427
2428
2429 /**
2430 * wpa_config_add_prio_network - Add a network to priority lists
2431 * @config: Configuration data from wpa_config_read()
2432 * @ssid: Pointer to the network configuration to be added to the list
2433 * Returns: 0 on success, -1 on failure
2434 *
2435 * This function is used to add a network block to the priority list of
2436 * networks. This must be called for each network when reading in the full
2437 * configuration. In addition, this can be used indirectly when updating
2438 * priorities by calling wpa_config_update_prio_list().
2439 */
2440 int wpa_config_add_prio_network(struct wpa_config *config,
2441 struct wpa_ssid *ssid)
2442 {
2443 int prio;
2444 struct wpa_ssid *prev, **nlist;
2445
2446 /*
2447 * Add to an existing priority list if one is available for the
2448 * configured priority level for this network.
2449 */
2450 for (prio = 0; prio < config->num_prio; prio++) {
2451 prev = config->pssid[prio];
2452 if (prev->priority == ssid->priority) {
2453 while (prev->pnext)
2454 prev = prev->pnext;
2455 prev->pnext = ssid;
2456 return 0;
2457 }
2458 }
2459
2460 /* First network for this priority - add a new priority list */
2461 nlist = os_realloc_array(config->pssid, config->num_prio + 1,
2462 sizeof(struct wpa_ssid *));
2463 if (nlist == NULL)
2464 return -1;
2465
2466 for (prio = 0; prio < config->num_prio; prio++) {
2467 if (nlist[prio]->priority < ssid->priority) {
2468 os_memmove(&nlist[prio + 1], &nlist[prio],
2469 (config->num_prio - prio) *
2470 sizeof(struct wpa_ssid *));
2471 break;
2472 }
2473 }
2474
2475 nlist[prio] = ssid;
2476 config->num_prio++;
2477 config->pssid = nlist;
2478
2479 return 0;
2480 }
2481
2482
2483 /**
2484 * wpa_config_update_prio_list - Update network priority list
2485 * @config: Configuration data from wpa_config_read()
2486 * Returns: 0 on success, -1 on failure
2487 *
2488 * This function is called to update the priority list of networks in the
2489 * configuration when a network is being added or removed. This is also called
2490 * if a priority for a network is changed.
2491 */
2492 int wpa_config_update_prio_list(struct wpa_config *config)
2493 {
2494 struct wpa_ssid *ssid;
2495 int ret = 0;
2496
2497 os_free(config->pssid);
2498 config->pssid = NULL;
2499 config->num_prio = 0;
2500
2501 ssid = config->ssid;
2502 while (ssid) {
2503 ssid->pnext = NULL;
2504 if (wpa_config_add_prio_network(config, ssid) < 0)
2505 ret = -1;
2506 ssid = ssid->next;
2507 }
2508
2509 return ret;
2510 }
2511
2512
2513 #ifdef IEEE8021X_EAPOL
2514 static void eap_peer_config_free(struct eap_peer_config *eap)
2515 {
2516 os_free(eap->eap_methods);
2517 bin_clear_free(eap->identity, eap->identity_len);
2518 os_free(eap->anonymous_identity);
2519 os_free(eap->imsi_identity);
2520 bin_clear_free(eap->password, eap->password_len);
2521 os_free(eap->ca_cert);
2522 os_free(eap->ca_path);
2523 os_free(eap->client_cert);
2524 os_free(eap->private_key);
2525 str_clear_free(eap->private_key_passwd);
2526 os_free(eap->dh_file);
2527 os_free(eap->subject_match);
2528 os_free(eap->altsubject_match);
2529 os_free(eap->domain_suffix_match);
2530 os_free(eap->domain_match);
2531 os_free(eap->ca_cert2);
2532 os_free(eap->ca_path2);
2533 os_free(eap->client_cert2);
2534 os_free(eap->private_key2);
2535 str_clear_free(eap->private_key2_passwd);
2536 os_free(eap->dh_file2);
2537 os_free(eap->subject_match2);
2538 os_free(eap->altsubject_match2);
2539 os_free(eap->domain_suffix_match2);
2540 os_free(eap->domain_match2);
2541 os_free(eap->phase1);
2542 os_free(eap->phase2);
2543 os_free(eap->pcsc);
2544 str_clear_free(eap->pin);
2545 os_free(eap->engine_id);
2546 os_free(eap->key_id);
2547 os_free(eap->cert_id);
2548 os_free(eap->ca_cert_id);
2549 os_free(eap->key2_id);
2550 os_free(eap->cert2_id);
2551 os_free(eap->ca_cert2_id);
2552 str_clear_free(eap->pin2);
2553 os_free(eap->engine2_id);
2554 os_free(eap->otp);
2555 os_free(eap->pending_req_otp);
2556 os_free(eap->pac_file);
2557 bin_clear_free(eap->new_password, eap->new_password_len);
2558 str_clear_free(eap->external_sim_resp);
2559 os_free(eap->openssl_ciphers);
2560 }
2561 #endif /* IEEE8021X_EAPOL */
2562
2563
2564 /**
2565 * wpa_config_free_ssid - Free network/ssid configuration data
2566 * @ssid: Configuration data for the network
2567 *
2568 * This function frees all resources allocated for the network configuration
2569 * data.
2570 */
2571 void wpa_config_free_ssid(struct wpa_ssid *ssid)
2572 {
2573 struct psk_list_entry *psk;
2574
2575 os_free(ssid->ssid);
2576 str_clear_free(ssid->passphrase);
2577 os_free(ssid->ext_psk);
2578 str_clear_free(ssid->sae_password);
2579 os_free(ssid->sae_password_id);
2580 #ifdef IEEE8021X_EAPOL
2581 eap_peer_config_free(&ssid->eap);
2582 #endif /* IEEE8021X_EAPOL */
2583 os_free(ssid->id_str);
2584 os_free(ssid->scan_freq);
2585 os_free(ssid->freq_list);
2586 os_free(ssid->bgscan);
2587 os_free(ssid->p2p_client_list);
2588 os_free(ssid->bssid_blacklist);
2589 os_free(ssid->bssid_whitelist);
2590 #ifdef CONFIG_HT_OVERRIDES
2591 os_free(ssid->ht_mcs);
2592 #endif /* CONFIG_HT_OVERRIDES */
2593 #ifdef CONFIG_MESH
2594 os_free(ssid->mesh_basic_rates);
2595 #endif /* CONFIG_MESH */
2596 #ifdef CONFIG_HS20
2597 os_free(ssid->roaming_consortium_selection);
2598 #endif /* CONFIG_HS20 */
2599 os_free(ssid->dpp_connector);
2600 bin_clear_free(ssid->dpp_netaccesskey, ssid->dpp_netaccesskey_len);
2601 os_free(ssid->dpp_csign);
2602 while ((psk = dl_list_first(&ssid->psk_list, struct psk_list_entry,
2603 list))) {
2604 dl_list_del(&psk->list);
2605 bin_clear_free(psk, sizeof(*psk));
2606 }
2607 bin_clear_free(ssid, sizeof(*ssid));
2608 }
2609
2610
2611 void wpa_config_free_cred(struct wpa_cred *cred)
2612 {
2613 size_t i;
2614
2615 os_free(cred->realm);
2616 str_clear_free(cred->username);
2617 str_clear_free(cred->password);
2618 os_free(cred->ca_cert);
2619 os_free(cred->client_cert);
2620 os_free(cred->private_key);
2621 str_clear_free(cred->private_key_passwd);
2622 os_free(cred->imsi);
2623 str_clear_free(cred->milenage);
2624 for (i = 0; i < cred->num_domain; i++)
2625 os_free(cred->domain[i]);
2626 os_free(cred->domain);
2627 os_free(cred->domain_suffix_match);
2628 os_free(cred->eap_method);
2629 os_free(cred->phase1);
2630 os_free(cred->phase2);
2631 os_free(cred->excluded_ssid);
2632 os_free(cred->roaming_partner);
2633 os_free(cred->provisioning_sp);
2634 for (i = 0; i < cred->num_req_conn_capab; i++)
2635 os_free(cred->req_conn_capab_port[i]);
2636 os_free(cred->req_conn_capab_port);
2637 os_free(cred->req_conn_capab_proto);
2638 os_free(cred);
2639 }
2640
2641
2642 void wpa_config_flush_blobs(struct wpa_config *config)
2643 {
2644 #ifndef CONFIG_NO_CONFIG_BLOBS
2645 struct wpa_config_blob *blob, *prev;
2646
2647 blob = config->blobs;
2648 config->blobs = NULL;
2649 while (blob) {
2650 prev = blob;
2651 blob = blob->next;
2652 wpa_config_free_blob(prev);
2653 }
2654 #endif /* CONFIG_NO_CONFIG_BLOBS */
2655 }
2656
2657
2658 /**
2659 * wpa_config_free - Free configuration data
2660 * @config: Configuration data from wpa_config_read()
2661 *
2662 * This function frees all resources allocated for the configuration data by
2663 * wpa_config_read().
2664 */
2665 void wpa_config_free(struct wpa_config *config)
2666 {
2667 struct wpa_ssid *ssid, *prev = NULL;
2668 struct wpa_cred *cred, *cprev;
2669 int i;
2670
2671 ssid = config->ssid;
2672 while (ssid) {
2673 prev = ssid;
2674 ssid = ssid->next;
2675 wpa_config_free_ssid(prev);
2676 }
2677
2678 cred = config->cred;
2679 while (cred) {
2680 cprev = cred;
2681 cred = cred->next;
2682 wpa_config_free_cred(cprev);
2683 }
2684
2685 wpa_config_flush_blobs(config);
2686
2687 wpabuf_free(config->wps_vendor_ext_m1);
2688 for (i = 0; i < MAX_WPS_VENDOR_EXT; i++)
2689 wpabuf_free(config->wps_vendor_ext[i]);
2690 os_free(config->ctrl_interface);
2691 os_free(config->ctrl_interface_group);
2692 os_free(config->opensc_engine_path);
2693 os_free(config->pkcs11_engine_path);
2694 os_free(config->pkcs11_module_path);
2695 os_free(config->openssl_ciphers);
2696 os_free(config->pcsc_reader);
2697 str_clear_free(config->pcsc_pin);
2698 os_free(config->driver_param);
2699 os_free(config->device_name);
2700 os_free(config->manufacturer);
2701 os_free(config->model_name);
2702 os_free(config->model_number);
2703 os_free(config->serial_number);
2704 os_free(config->config_methods);
2705 os_free(config->p2p_ssid_postfix);
2706 os_free(config->pssid);
2707 os_free(config->p2p_pref_chan);
2708 os_free(config->p2p_no_go_freq.range);
2709 os_free(config->autoscan);
2710 os_free(config->freq_list);
2711 wpabuf_free(config->wps_nfc_dh_pubkey);
2712 wpabuf_free(config->wps_nfc_dh_privkey);
2713 wpabuf_free(config->wps_nfc_dev_pw);
2714 os_free(config->ext_password_backend);
2715 os_free(config->sae_groups);
2716 wpabuf_free(config->ap_vendor_elements);
2717 os_free(config->osu_dir);
2718 os_free(config->bgscan);
2719 os_free(config->wowlan_triggers);
2720 os_free(config->fst_group_id);
2721 os_free(config->sched_scan_plans);
2722 #ifdef CONFIG_MBO
2723 os_free(config->non_pref_chan);
2724 #endif /* CONFIG_MBO */
2725
2726 os_free(config);
2727 }
2728
2729
2730 /**
2731 * wpa_config_foreach_network - Iterate over each configured network
2732 * @config: Configuration data from wpa_config_read()
2733 * @func: Callback function to process each network
2734 * @arg: Opaque argument to pass to callback function
2735 *
2736 * Iterate over the set of configured networks calling the specified
2737 * function for each item. We guard against callbacks removing the
2738 * supplied network.
2739 */
2740 void wpa_config_foreach_network(struct wpa_config *config,
2741 void (*func)(void *, struct wpa_ssid *),
2742 void *arg)
2743 {
2744 struct wpa_ssid *ssid, *next;
2745
2746 ssid = config->ssid;
2747 while (ssid) {
2748 next = ssid->next;
2749 func(arg, ssid);
2750 ssid = next;
2751 }
2752 }
2753
2754
2755 /**
2756 * wpa_config_get_network - Get configured network based on id
2757 * @config: Configuration data from wpa_config_read()
2758 * @id: Unique network id to search for
2759 * Returns: Network configuration or %NULL if not found
2760 */
2761 struct wpa_ssid * wpa_config_get_network(struct wpa_config *config, int id)
2762 {
2763 struct wpa_ssid *ssid;
2764
2765 ssid = config->ssid;
2766 while (ssid) {
2767 if (id == ssid->id)
2768 break;
2769 ssid = ssid->next;
2770 }
2771
2772 return ssid;
2773 }
2774
2775
2776 /**
2777 * wpa_config_add_network - Add a new network with empty configuration
2778 * @config: Configuration data from wpa_config_read()
2779 * Returns: The new network configuration or %NULL if operation failed
2780 */
2781 struct wpa_ssid * wpa_config_add_network(struct wpa_config *config)
2782 {
2783 int id;
2784 struct wpa_ssid *ssid, *last = NULL;
2785
2786 id = -1;
2787 ssid = config->ssid;
2788 while (ssid) {
2789 if (ssid->id > id)
2790 id = ssid->id;
2791 last = ssid;
2792 ssid = ssid->next;
2793 }
2794 id++;
2795
2796 ssid = os_zalloc(sizeof(*ssid));
2797 if (ssid == NULL)
2798 return NULL;
2799 ssid->id = id;
2800 dl_list_init(&ssid->psk_list);
2801 if (last)
2802 last->next = ssid;
2803 else
2804 config->ssid = ssid;
2805
2806 wpa_config_update_prio_list(config);
2807
2808 return ssid;
2809 }
2810
2811
2812 /**
2813 * wpa_config_remove_network - Remove a configured network based on id
2814 * @config: Configuration data from wpa_config_read()
2815 * @id: Unique network id to search for
2816 * Returns: 0 on success, or -1 if the network was not found
2817 */
2818 int wpa_config_remove_network(struct wpa_config *config, int id)
2819 {
2820 struct wpa_ssid *ssid, *prev = NULL;
2821
2822 ssid = config->ssid;
2823 while (ssid) {
2824 if (id == ssid->id)
2825 break;
2826 prev = ssid;
2827 ssid = ssid->next;
2828 }
2829
2830 if (ssid == NULL)
2831 return -1;
2832
2833 if (prev)
2834 prev->next = ssid->next;
2835 else
2836 config->ssid = ssid->next;
2837
2838 wpa_config_update_prio_list(config);
2839 wpa_config_free_ssid(ssid);
2840 return 0;
2841 }
2842
2843
2844 /**
2845 * wpa_config_set_network_defaults - Set network default values
2846 * @ssid: Pointer to network configuration data
2847 */
2848 void wpa_config_set_network_defaults(struct wpa_ssid *ssid)
2849 {
2850 ssid->proto = DEFAULT_PROTO;
2851 ssid->pairwise_cipher = DEFAULT_PAIRWISE;
2852 ssid->group_cipher = DEFAULT_GROUP;
2853 ssid->key_mgmt = DEFAULT_KEY_MGMT;
2854 ssid->bg_scan_period = DEFAULT_BG_SCAN_PERIOD;
2855 ssid->ht = 1;
2856 #ifdef IEEE8021X_EAPOL
2857 ssid->eapol_flags = DEFAULT_EAPOL_FLAGS;
2858 ssid->eap_workaround = DEFAULT_EAP_WORKAROUND;
2859 ssid->eap.fragment_size = DEFAULT_FRAGMENT_SIZE;
2860 ssid->eap.sim_num = DEFAULT_USER_SELECTED_SIM;
2861 #endif /* IEEE8021X_EAPOL */
2862 #ifdef CONFIG_MESH
2863 ssid->dot11MeshMaxRetries = DEFAULT_MESH_MAX_RETRIES;
2864 ssid->dot11MeshRetryTimeout = DEFAULT_MESH_RETRY_TIMEOUT;
2865 ssid->dot11MeshConfirmTimeout = DEFAULT_MESH_CONFIRM_TIMEOUT;
2866 ssid->dot11MeshHoldingTimeout = DEFAULT_MESH_HOLDING_TIMEOUT;
2867 ssid->mesh_rssi_threshold = DEFAULT_MESH_RSSI_THRESHOLD;
2868 #endif /* CONFIG_MESH */
2869 #ifdef CONFIG_HT_OVERRIDES
2870 ssid->disable_ht = DEFAULT_DISABLE_HT;
2871 ssid->disable_ht40 = DEFAULT_DISABLE_HT40;
2872 ssid->disable_sgi = DEFAULT_DISABLE_SGI;
2873 ssid->disable_ldpc = DEFAULT_DISABLE_LDPC;
2874 ssid->tx_stbc = DEFAULT_TX_STBC;
2875 ssid->rx_stbc = DEFAULT_RX_STBC;
2876 ssid->disable_max_amsdu = DEFAULT_DISABLE_MAX_AMSDU;
2877 ssid->ampdu_factor = DEFAULT_AMPDU_FACTOR;
2878 ssid->ampdu_density = DEFAULT_AMPDU_DENSITY;
2879 #endif /* CONFIG_HT_OVERRIDES */
2880 #ifdef CONFIG_VHT_OVERRIDES
2881 ssid->vht_rx_mcs_nss_1 = -1;
2882 ssid->vht_rx_mcs_nss_2 = -1;
2883 ssid->vht_rx_mcs_nss_3 = -1;
2884 ssid->vht_rx_mcs_nss_4 = -1;
2885 ssid->vht_rx_mcs_nss_5 = -1;
2886 ssid->vht_rx_mcs_nss_6 = -1;
2887 ssid->vht_rx_mcs_nss_7 = -1;
2888 ssid->vht_rx_mcs_nss_8 = -1;
2889 ssid->vht_tx_mcs_nss_1 = -1;
2890 ssid->vht_tx_mcs_nss_2 = -1;
2891 ssid->vht_tx_mcs_nss_3 = -1;
2892 ssid->vht_tx_mcs_nss_4 = -1;
2893 ssid->vht_tx_mcs_nss_5 = -1;
2894 ssid->vht_tx_mcs_nss_6 = -1;
2895 ssid->vht_tx_mcs_nss_7 = -1;
2896 ssid->vht_tx_mcs_nss_8 = -1;
2897 #endif /* CONFIG_VHT_OVERRIDES */
2898 ssid->proactive_key_caching = -1;
2899 #ifdef CONFIG_IEEE80211W
2900 ssid->ieee80211w = MGMT_FRAME_PROTECTION_DEFAULT;
2901 #endif /* CONFIG_IEEE80211W */
2902 #ifdef CONFIG_MACSEC
2903 ssid->mka_priority = DEFAULT_PRIO_NOT_KEY_SERVER;
2904 #endif /* CONFIG_MACSEC */
2905 ssid->mac_addr = -1;
2906 ssid->max_oper_chwidth = DEFAULT_MAX_OPER_CHWIDTH;
2907 }
2908
2909
2910 /**
2911 * wpa_config_set - Set a variable in network configuration
2912 * @ssid: Pointer to network configuration data
2913 * @var: Variable name, e.g., "ssid"
2914 * @value: Variable value
2915 * @line: Line number in configuration file or 0 if not used
2916 * Returns: 0 on success with possible change in the value, 1 on success with
2917 * no change to previously configured value, or -1 on failure
2918 *
2919 * This function can be used to set network configuration variables based on
2920 * both the configuration file and management interface input. The value
2921 * parameter must be in the same format as the text-based configuration file is
2922 * using. For example, strings are using double quotation marks.
2923 */
2924 int wpa_config_set(struct wpa_ssid *ssid, const char *var, const char *value,
2925 int line)
2926 {
2927 size_t i;
2928 int ret = 0;
2929
2930 if (ssid == NULL || var == NULL || value == NULL)
2931 return -1;
2932
2933 for (i = 0; i < NUM_SSID_FIELDS; i++) {
2934 const struct parse_data *field = &ssid_fields[i];
2935 if (os_strcmp(var, field->name) != 0)
2936 continue;
2937
2938 ret = field->parser(field, ssid, line, value);
2939 if (ret < 0) {
2940 if (line) {
2941 wpa_printf(MSG_ERROR, "Line %d: failed to "
2942 "parse %s '%s'.", line, var, value);
2943 }
2944 ret = -1;
2945 }
2946 break;
2947 }
2948 if (i == NUM_SSID_FIELDS) {
2949 if (line) {
2950 wpa_printf(MSG_ERROR, "Line %d: unknown network field "
2951 "'%s'.", line, var);
2952 }
2953 ret = -1;
2954 }
2955
2956 return ret;
2957 }
2958
2959
2960 int wpa_config_set_quoted(struct wpa_ssid *ssid, const char *var,
2961 const char *value)
2962 {
2963 size_t len;
2964 char *buf;
2965 int ret;
2966
2967 len = os_strlen(value);
2968 buf = os_malloc(len + 3);
2969 if (buf == NULL)
2970 return -1;
2971 buf[0] = '"';
2972 os_memcpy(buf + 1, value, len);
2973 buf[len + 1] = '"';
2974 buf[len + 2] = '\0';
2975 ret = wpa_config_set(ssid, var, buf, 0);
2976 os_free(buf);
2977 return ret;
2978 }
2979
2980
2981 /**
2982 * wpa_config_get_all - Get all options from network configuration
2983 * @ssid: Pointer to network configuration data
2984 * @get_keys: Determines if keys/passwords will be included in returned list
2985 * (if they may be exported)
2986 * Returns: %NULL terminated list of all set keys and their values in the form
2987 * of [key1, val1, key2, val2, ... , NULL]
2988 *
2989 * This function can be used to get list of all configured network properties.
2990 * The caller is responsible for freeing the returned list and all its
2991 * elements.
2992 */
2993 char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys)
2994 {
2995 #ifdef NO_CONFIG_WRITE
2996 return NULL;
2997 #else /* NO_CONFIG_WRITE */
2998 const struct parse_data *field;
2999 char *key, *value;
3000 size_t i;
3001 char **props;
3002 int fields_num;
3003
3004 get_keys = get_keys && ssid->export_keys;
3005
3006 props = os_calloc(2 * NUM_SSID_FIELDS + 1, sizeof(char *));
3007 if (!props)
3008 return NULL;
3009
3010 fields_num = 0;
3011 for (i = 0; i < NUM_SSID_FIELDS; i++) {
3012 field = &ssid_fields[i];
3013 if (field->key_data && !get_keys)
3014 continue;
3015 value = field->writer(field, ssid);
3016 if (value == NULL)
3017 continue;
3018 if (os_strlen(value) == 0) {
3019 os_free(value);
3020 continue;
3021 }
3022
3023 key = os_strdup(field->name);
3024 if (key == NULL) {
3025 os_free(value);
3026 goto err;
3027 }
3028
3029 props[fields_num * 2] = key;
3030 props[fields_num * 2 + 1] = value;
3031
3032 fields_num++;
3033 }
3034
3035 return props;
3036
3037 err:
3038 for (i = 0; props[i]; i++)
3039 os_free(props[i]);
3040 os_free(props);
3041 return NULL;
3042 #endif /* NO_CONFIG_WRITE */
3043 }
3044
3045
3046 #ifndef NO_CONFIG_WRITE
3047 /**
3048 * wpa_config_get - Get a variable in network configuration
3049 * @ssid: Pointer to network configuration data
3050 * @var: Variable name, e.g., "ssid"
3051 * Returns: Value of the variable or %NULL on failure
3052 *
3053 * This function can be used to get network configuration variables. The
3054 * returned value is a copy of the configuration variable in text format, i.e,.
3055 * the same format that the text-based configuration file and wpa_config_set()
3056 * are using for the value. The caller is responsible for freeing the returned
3057 * value.
3058 */
3059 char * wpa_config_get(struct wpa_ssid *ssid, const char *var)
3060 {
3061 size_t i;
3062
3063 if (ssid == NULL || var == NULL)
3064 return NULL;
3065
3066 for (i = 0; i < NUM_SSID_FIELDS; i++) {
3067 const struct parse_data *field = &ssid_fields[i];
3068 if (os_strcmp(var, field->name) == 0) {
3069 char *ret = field->writer(field, ssid);
3070
3071 if (ret && has_newline(ret)) {
3072 wpa_printf(MSG_ERROR,
3073 "Found newline in value for %s; not returning it",
3074 var);
3075 os_free(ret);
3076 ret = NULL;
3077 }
3078
3079 return ret;
3080 }
3081 }
3082
3083 return NULL;
3084 }
3085
3086
3087 /**
3088 * wpa_config_get_no_key - Get a variable in network configuration (no keys)
3089 * @ssid: Pointer to network configuration data
3090 * @var: Variable name, e.g., "ssid"
3091 * Returns: Value of the variable or %NULL on failure
3092 *
3093 * This function can be used to get network configuration variable like
3094 * wpa_config_get(). The only difference is that this functions does not expose
3095 * key/password material from the configuration. In case a key/password field
3096 * is requested, the returned value is an empty string or %NULL if the variable
3097 * is not set or "*" if the variable is set (regardless of its value). The
3098 * returned value is a copy of the configuration variable in text format, i.e,.
3099 * the same format that the text-based configuration file and wpa_config_set()
3100 * are using for the value. The caller is responsible for freeing the returned
3101 * value.
3102 */
3103 char * wpa_config_get_no_key(struct wpa_ssid *ssid, const char *var)
3104 {
3105 size_t i;
3106
3107 if (ssid == NULL || var == NULL)
3108 return NULL;
3109
3110 for (i = 0; i < NUM_SSID_FIELDS; i++) {
3111 const struct parse_data *field = &ssid_fields[i];
3112 if (os_strcmp(var, field->name) == 0) {
3113 char *res = field->writer(field, ssid);
3114 if (field->key_data) {
3115 if (res && res[0]) {
3116 wpa_printf(MSG_DEBUG, "Do not allow "
3117 "key_data field to be "
3118 "exposed");
3119 str_clear_free(res);
3120 return os_strdup("*");
3121 }
3122
3123 os_free(res);
3124 return NULL;
3125 }
3126 return res;
3127 }
3128 }
3129
3130 return NULL;
3131 }
3132 #endif /* NO_CONFIG_WRITE */
3133
3134
3135 /**
3136 * wpa_config_update_psk - Update WPA PSK based on passphrase and SSID
3137 * @ssid: Pointer to network configuration data
3138 *
3139 * This function must be called to update WPA PSK when either SSID or the
3140 * passphrase has changed for the network configuration.
3141 */
3142 void wpa_config_update_psk(struct wpa_ssid *ssid)
3143 {
3144 #ifndef CONFIG_NO_PBKDF2
3145 pbkdf2_sha1(ssid->passphrase, ssid->ssid, ssid->ssid_len, 4096,
3146 ssid->psk, PMK_LEN);
3147 wpa_hexdump_key(MSG_MSGDUMP, "PSK (from passphrase)",
3148 ssid->psk, PMK_LEN);
3149 ssid->psk_set = 1;
3150 #endif /* CONFIG_NO_PBKDF2 */
3151 }
3152
3153
3154 static int wpa_config_set_cred_req_conn_capab(struct wpa_cred *cred,
3155 const char *value)
3156 {
3157 u8 *proto;
3158 int **port;
3159 int *ports, *nports;
3160 const char *pos;
3161 unsigned int num_ports;
3162
3163 proto = os_realloc_array(cred->req_conn_capab_proto,
3164 cred->num_req_conn_capab + 1, sizeof(u8));
3165 if (proto == NULL)
3166 return -1;
3167 cred->req_conn_capab_proto = proto;
3168
3169 port = os_realloc_array(cred->req_conn_capab_port,
3170 cred->num_req_conn_capab + 1, sizeof(int *));
3171 if (port == NULL)
3172 return -1;
3173 cred->req_conn_capab_port = port;
3174
3175 proto[cred->num_req_conn_capab] = atoi(value);
3176
3177 pos = os_strchr(value, ':');
3178 if (pos == NULL) {
3179 port[cred->num_req_conn_capab] = NULL;
3180 cred->num_req_conn_capab++;
3181 return 0;
3182 }
3183 pos++;
3184
3185 ports = NULL;
3186 num_ports = 0;
3187
3188 while (*pos) {
3189 nports = os_realloc_array(ports, num_ports + 1, sizeof(int));
3190 if (nports == NULL) {
3191 os_free(ports);
3192 return -1;
3193 }
3194 ports = nports;
3195 ports[num_ports++] = atoi(pos);
3196
3197 pos = os_strchr(pos, ',');
3198 if (pos == NULL)
3199 break;
3200 pos++;
3201 }
3202
3203 nports = os_realloc_array(ports, num_ports + 1, sizeof(int));
3204 if (nports == NULL) {
3205 os_free(ports);
3206 return -1;
3207 }
3208 ports = nports;
3209 ports[num_ports] = -1;
3210
3211 port[cred->num_req_conn_capab] = ports;
3212 cred->num_req_conn_capab++;
3213 return 0;
3214 }
3215
3216
3217 static int wpa_config_set_cred_roaming_consortiums(struct wpa_cred *cred,
3218 const char *value)
3219 {
3220 u8 roaming_consortiums[MAX_ROAMING_CONS][MAX_ROAMING_CONS_OI_LEN];
3221 size_t roaming_consortiums_len[MAX_ROAMING_CONS];
3222 unsigned int num_roaming_consortiums = 0;
3223 const char *pos, *end;
3224 size_t len;
3225
3226 os_memset(roaming_consortiums, 0, sizeof(roaming_consortiums));
3227 os_memset(roaming_consortiums_len, 0, sizeof(roaming_consortiums_len));
3228
3229 for (pos = value;;) {
3230 end = os_strchr(pos, ',');
3231 len = end ? (size_t) (end - pos) : os_strlen(pos);
3232 if (!end && len == 0)
3233 break;
3234 if (len == 0 || (len & 1) != 0 ||
3235 len / 2 > MAX_ROAMING_CONS_OI_LEN ||
3236 hexstr2bin(pos,
3237 roaming_consortiums[num_roaming_consortiums],
3238 len / 2) < 0) {
3239 wpa_printf(MSG_INFO,
3240 "Invalid roaming_consortiums entry: %s",
3241 pos);
3242 return -1;
3243 }
3244 roaming_consortiums_len[num_roaming_consortiums] = len / 2;
3245 num_roaming_consortiums++;
3246
3247 if (!end)
3248 break;
3249
3250 if (num_roaming_consortiums >= MAX_ROAMING_CONS) {
3251 wpa_printf(MSG_INFO,
3252 "Too many roaming_consortiums OIs");
3253 return -1;
3254 }
3255
3256 pos = end + 1;
3257 }
3258
3259 os_memcpy(cred->roaming_consortiums, roaming_consortiums,
3260 sizeof(roaming_consortiums));
3261 os_memcpy(cred->roaming_consortiums_len, roaming_consortiums_len,
3262 sizeof(roaming_consortiums_len));
3263 cred->num_roaming_consortiums = num_roaming_consortiums;
3264
3265 return 0;
3266 }
3267
3268
3269 int wpa_config_set_cred(struct wpa_cred *cred, const char *var,
3270 const char *value, int line)
3271 {
3272 char *val;
3273 size_t len;
3274 int res;
3275
3276 if (os_strcmp(var, "temporary") == 0) {
3277 cred->temporary = atoi(value);
3278 return 0;
3279 }
3280
3281 if (os_strcmp(var, "priority") == 0) {
3282 cred->priority = atoi(value);
3283 return 0;
3284 }
3285
3286 if (os_strcmp(var, "sp_priority") == 0) {
3287 int prio = atoi(value);
3288 if (prio < 0 || prio > 255)
3289 return -1;
3290 cred->sp_priority = prio;
3291 return 0;
3292 }
3293
3294 if (os_strcmp(var, "pcsc") == 0) {
3295 cred->pcsc = atoi(value);
3296 return 0;
3297 }
3298
3299 if (os_strcmp(var, "eap") == 0) {
3300 struct eap_method_type method;
3301 method.method = eap_peer_get_type(value, &method.vendor);
3302 if (method.vendor == EAP_VENDOR_IETF &&
3303 method.method == EAP_TYPE_NONE) {
3304 wpa_printf(MSG_ERROR, "Line %d: unknown EAP type '%s' "
3305 "for a credential", line, value);
3306 return -1;
3307 }
3308 os_free(cred->eap_method);
3309 cred->eap_method = os_malloc(sizeof(*cred->eap_method));
3310 if (cred->eap_method == NULL)
3311 return -1;
3312 os_memcpy(cred->eap_method, &method, sizeof(method));
3313 return 0;
3314 }
3315
3316 if (os_strcmp(var, "password") == 0 &&
3317 os_strncmp(value, "ext:", 4) == 0) {
3318 if (has_newline(value))
3319 return -1;
3320 str_clear_free(cred->password);
3321 cred->password = os_strdup(value);
3322 cred->ext_password = 1;
3323 return 0;
3324 }
3325
3326 if (os_strcmp(var, "update_identifier") == 0) {
3327 cred->update_identifier = atoi(value);
3328 return 0;
3329 }
3330
3331 if (os_strcmp(var, "min_dl_bandwidth_home") == 0) {
3332 cred->min_dl_bandwidth_home = atoi(value);
3333 return 0;
3334 }
3335
3336 if (os_strcmp(var, "min_ul_bandwidth_home") == 0) {
3337 cred->min_ul_bandwidth_home = atoi(value);
3338 return 0;
3339 }
3340
3341 if (os_strcmp(var, "min_dl_bandwidth_roaming") == 0) {
3342 cred->min_dl_bandwidth_roaming = atoi(value);
3343 return 0;
3344 }
3345
3346 if (os_strcmp(var, "min_ul_bandwidth_roaming") == 0) {
3347 cred->min_ul_bandwidth_roaming = atoi(value);
3348 return 0;
3349 }
3350
3351 if (os_strcmp(var, "max_bss_load") == 0) {
3352 cred->max_bss_load = atoi(value);
3353 return 0;
3354 }
3355
3356 if (os_strcmp(var, "req_conn_capab") == 0)
3357 return wpa_config_set_cred_req_conn_capab(cred, value);
3358
3359 if (os_strcmp(var, "ocsp") == 0) {
3360 cred->ocsp = atoi(value);
3361 return 0;
3362 }
3363
3364 if (os_strcmp(var, "sim_num") == 0) {
3365 cred->sim_num = atoi(value);
3366 return 0;
3367 }
3368
3369 val = wpa_config_parse_string(value, &len);
3370 if (val == NULL ||
3371 (os_strcmp(var, "excluded_ssid") != 0 &&
3372 os_strcmp(var, "roaming_consortium") != 0 &&
3373 os_strcmp(var, "required_roaming_consortium") != 0 &&
3374 has_newline(val))) {
3375 wpa_printf(MSG_ERROR, "Line %d: invalid field '%s' string "
3376 "value '%s'.", line, var, value);
3377 os_free(val);
3378 return -1;
3379 }
3380
3381 if (os_strcmp(var, "realm") == 0) {
3382 os_free(cred->realm);
3383 cred->realm = val;
3384 return 0;
3385 }
3386
3387 if (os_strcmp(var, "username") == 0) {
3388 str_clear_free(cred->username);
3389 cred->username = val;
3390 return 0;
3391 }
3392
3393 if (os_strcmp(var, "password") == 0) {
3394 str_clear_free(cred->password);
3395 cred->password = val;
3396 cred->ext_password = 0;
3397 return 0;
3398 }
3399
3400 if (os_strcmp(var, "ca_cert") == 0) {
3401 os_free(cred->ca_cert);
3402 cred->ca_cert = val;
3403 return 0;
3404 }
3405
3406 if (os_strcmp(var, "client_cert") == 0) {
3407 os_free(cred->client_cert);
3408 cred->client_cert = val;
3409 return 0;
3410 }
3411
3412 if (os_strcmp(var, "private_key") == 0) {
3413 os_free(cred->private_key);
3414 cred->private_key = val;
3415 return 0;
3416 }
3417
3418 if (os_strcmp(var, "private_key_passwd") == 0) {
3419 str_clear_free(cred->private_key_passwd);
3420 cred->private_key_passwd = val;
3421 return 0;
3422 }
3423
3424 if (os_strcmp(var, "imsi") == 0) {
3425 os_free(cred->imsi);
3426 cred->imsi = val;
3427 return 0;
3428 }
3429
3430 if (os_strcmp(var, "milenage") == 0) {
3431 str_clear_free(cred->milenage);
3432 cred->milenage = val;
3433 return 0;
3434 }
3435
3436 if (os_strcmp(var, "domain_suffix_match") == 0) {
3437 os_free(cred->domain_suffix_match);
3438 cred->domain_suffix_match = val;
3439 return 0;
3440 }
3441
3442 if (os_strcmp(var, "domain") == 0) {
3443 char **new_domain;
3444 new_domain = os_realloc_array(cred->domain,
3445 cred->num_domain + 1,
3446 sizeof(char *));
3447 if (new_domain == NULL) {
3448 os_free(val);
3449 return -1;
3450 }
3451 new_domain[cred->num_domain++] = val;
3452 cred->domain = new_domain;
3453 return 0;
3454 }
3455
3456 if (os_strcmp(var, "phase1") == 0) {
3457 os_free(cred->phase1);
3458 cred->phase1 = val;
3459 return 0;
3460 }
3461
3462 if (os_strcmp(var, "phase2") == 0) {
3463 os_free(cred->phase2);
3464 cred->phase2 = val;
3465 return 0;
3466 }
3467
3468 if (os_strcmp(var, "roaming_consortium") == 0) {
3469 if (len < 3 || len > sizeof(cred->roaming_consortium)) {
3470 wpa_printf(MSG_ERROR, "Line %d: invalid "
3471 "roaming_consortium length %d (3..15 "
3472 "expected)", line, (int) len);
3473 os_free(val);
3474 return -1;
3475 }
3476 os_memcpy(cred->roaming_consortium, val, len);
3477 cred->roaming_consortium_len = len;
3478 os_free(val);
3479 return 0;
3480 }
3481
3482 if (os_strcmp(var, "required_roaming_consortium") == 0) {
3483 if (len < 3 || len > sizeof(cred->required_roaming_consortium))
3484 {
3485 wpa_printf(MSG_ERROR, "Line %d: invalid "
3486 "required_roaming_consortium length %d "
3487 "(3..15 expected)", line, (int) len);
3488 os_free(val);
3489 return -1;
3490 }
3491 os_memcpy(cred->required_roaming_consortium, val, len);
3492 cred->required_roaming_consortium_len = len;
3493 os_free(val);
3494 return 0;
3495 }
3496
3497 if (os_strcmp(var, "roaming_consortiums") == 0) {
3498 res = wpa_config_set_cred_roaming_consortiums(cred, val);
3499 if (res < 0)
3500 wpa_printf(MSG_ERROR,
3501 "Line %d: invalid roaming_consortiums",
3502 line);
3503 os_free(val);
3504 return res;
3505 }
3506
3507 if (os_strcmp(var, "excluded_ssid") == 0) {
3508 struct excluded_ssid *e;
3509
3510 if (len > SSID_MAX_LEN) {
3511 wpa_printf(MSG_ERROR, "Line %d: invalid "
3512 "excluded_ssid length %d", line, (int) len);
3513 os_free(val);
3514 return -1;
3515 }
3516
3517 e = os_realloc_array(cred->excluded_ssid,
3518 cred->num_excluded_ssid + 1,
3519 sizeof(struct excluded_ssid));
3520 if (e == NULL) {
3521 os_free(val);
3522 return -1;
3523 }
3524 cred->excluded_ssid = e;
3525
3526 e = &cred->excluded_ssid[cred->num_excluded_ssid++];
3527 os_memcpy(e->ssid, val, len);
3528 e->ssid_len = len;
3529
3530 os_free(val);
3531
3532 return 0;
3533 }
3534
3535 if (os_strcmp(var, "roaming_partner") == 0) {
3536 struct roaming_partner *p;
3537 char *pos;
3538
3539 p = os_realloc_array(cred->roaming_partner,
3540 cred->num_roaming_partner + 1,
3541 sizeof(struct roaming_partner));
3542 if (p == NULL) {
3543 os_free(val);
3544 return -1;
3545 }
3546 cred->roaming_partner = p;
3547
3548 p = &cred->roaming_partner[cred->num_roaming_partner];
3549
3550 pos = os_strchr(val, ',');
3551 if (pos == NULL) {
3552 os_free(val);
3553 return -1;
3554 }
3555 *pos++ = '\0';
3556 if (pos - val - 1 >= (int) sizeof(p->fqdn)) {
3557 os_free(val);
3558 return -1;
3559 }
3560 os_memcpy(p->fqdn, val, pos - val);
3561
3562 p->exact_match = atoi(pos);
3563
3564 pos = os_strchr(pos, ',');
3565 if (pos == NULL) {
3566 os_free(val);
3567 return -1;
3568 }
3569 *pos++ = '\0';
3570
3571 p->priority = atoi(pos);
3572
3573 pos = os_strchr(pos, ',');
3574 if (pos == NULL) {
3575 os_free(val);
3576 return -1;
3577 }
3578 *pos++ = '\0';
3579
3580 if (os_strlen(pos) >= sizeof(p->country)) {
3581 os_free(val);
3582 return -1;
3583 }
3584 os_memcpy(p->country, pos, os_strlen(pos) + 1);
3585
3586 cred->num_roaming_partner++;
3587 os_free(val);
3588
3589 return 0;
3590 }
3591
3592 if (os_strcmp(var, "provisioning_sp") == 0) {
3593 os_free(cred->provisioning_sp);
3594 cred->provisioning_sp = val;
3595 return 0;
3596 }
3597
3598 if (line) {
3599 wpa_printf(MSG_ERROR, "Line %d: unknown cred field '%s'.",
3600 line, var);
3601 }
3602
3603 os_free(val);
3604
3605 return -1;
3606 }
3607
3608
3609 static char * alloc_int_str(int val)
3610 {
3611 const unsigned int bufsize = 20;
3612 char *buf;
3613 int res;
3614
3615 buf = os_malloc(bufsize);
3616 if (buf == NULL)
3617 return NULL;
3618 res = os_snprintf(buf, bufsize, "%d", val);
3619 if (os_snprintf_error(bufsize, res)) {
3620 os_free(buf);
3621 buf = NULL;
3622 }
3623 return buf;
3624 }
3625
3626
3627 static char * alloc_strdup(const char *str)
3628 {
3629 if (str == NULL)
3630 return NULL;
3631 return os_strdup(str);
3632 }
3633
3634
3635 char * wpa_config_get_cred_no_key(struct wpa_cred *cred, const char *var)
3636 {
3637 if (os_strcmp(var, "temporary") == 0)
3638 return alloc_int_str(cred->temporary);
3639
3640 if (os_strcmp(var, "priority") == 0)
3641 return alloc_int_str(cred->priority);
3642
3643 if (os_strcmp(var, "sp_priority") == 0)
3644 return alloc_int_str(cred->sp_priority);
3645
3646 if (os_strcmp(var, "pcsc") == 0)
3647 return alloc_int_str(cred->pcsc);
3648
3649 if (os_strcmp(var, "eap") == 0) {
3650 if (!cred->eap_method)
3651 return NULL;
3652 return alloc_strdup(eap_get_name(cred->eap_method[0].vendor,
3653 cred->eap_method[0].method));
3654 }
3655
3656 if (os_strcmp(var, "update_identifier") == 0)
3657 return alloc_int_str(cred->update_identifier);
3658
3659 if (os_strcmp(var, "min_dl_bandwidth_home") == 0)
3660 return alloc_int_str(cred->min_dl_bandwidth_home);
3661
3662 if (os_strcmp(var, "min_ul_bandwidth_home") == 0)
3663 return alloc_int_str(cred->min_ul_bandwidth_home);
3664
3665 if (os_strcmp(var, "min_dl_bandwidth_roaming") == 0)
3666 return alloc_int_str(cred->min_dl_bandwidth_roaming);
3667
3668 if (os_strcmp(var, "min_ul_bandwidth_roaming") == 0)
3669 return alloc_int_str(cred->min_ul_bandwidth_roaming);
3670
3671 if (os_strcmp(var, "max_bss_load") == 0)
3672 return alloc_int_str(cred->max_bss_load);
3673
3674 if (os_strcmp(var, "req_conn_capab") == 0) {
3675 unsigned int i;
3676 char *buf, *end, *pos;
3677 int ret;
3678
3679 if (!cred->num_req_conn_capab)
3680 return NULL;
3681
3682 buf = os_malloc(4000);
3683 if (buf == NULL)
3684 return NULL;
3685 pos = buf;
3686 end = pos + 4000;
3687 for (i = 0; i < cred->num_req_conn_capab; i++) {
3688 int *ports;
3689
3690 ret = os_snprintf(pos, end - pos, "%s%u",
3691 i > 0 ? "\n" : "",
3692 cred->req_conn_capab_proto[i]);
3693 if (os_snprintf_error(end - pos, ret))
3694 return buf;
3695 pos += ret;
3696
3697 ports = cred->req_conn_capab_port[i];
3698 if (ports) {
3699 int j;
3700 for (j = 0; ports[j] != -1; j++) {
3701 ret = os_snprintf(pos, end - pos,
3702 "%s%d",
3703 j > 0 ? "," : ":",
3704 ports[j]);
3705 if (os_snprintf_error(end - pos, ret))
3706 return buf;
3707 pos += ret;
3708 }
3709 }
3710 }
3711
3712 return buf;
3713 }
3714
3715 if (os_strcmp(var, "ocsp") == 0)
3716 return alloc_int_str(cred->ocsp);
3717
3718 if (os_strcmp(var, "realm") == 0)
3719 return alloc_strdup(cred->realm);
3720
3721 if (os_strcmp(var, "username") == 0)
3722 return alloc_strdup(cred->username);
3723
3724 if (os_strcmp(var, "password") == 0) {
3725 if (!cred->password)
3726 return NULL;
3727 return alloc_strdup("*");
3728 }
3729
3730 if (os_strcmp(var, "ca_cert") == 0)
3731 return alloc_strdup(cred->ca_cert);
3732
3733 if (os_strcmp(var, "client_cert") == 0)
3734 return alloc_strdup(cred->client_cert);
3735
3736 if (os_strcmp(var, "private_key") == 0)
3737 return alloc_strdup(cred->private_key);
3738
3739 if (os_strcmp(var, "private_key_passwd") == 0) {
3740 if (!cred->private_key_passwd)
3741 return NULL;
3742 return alloc_strdup("*");
3743 }
3744
3745 if (os_strcmp(var, "imsi") == 0)
3746 return alloc_strdup(cred->imsi);
3747
3748 if (os_strcmp(var, "milenage") == 0) {
3749 if (!(cred->milenage))
3750 return NULL;
3751 return alloc_strdup("*");
3752 }
3753
3754 if (os_strcmp(var, "domain_suffix_match") == 0)
3755 return alloc_strdup(cred->domain_suffix_match);
3756
3757 if (os_strcmp(var, "domain") == 0) {
3758 unsigned int i;
3759 char *buf, *end, *pos;
3760 int ret;
3761
3762 if (!cred->num_domain)
3763 return NULL;
3764
3765 buf = os_malloc(4000);
3766 if (buf == NULL)
3767 return NULL;
3768 pos = buf;
3769 end = pos + 4000;
3770
3771 for (i = 0; i < cred->num_domain; i++) {
3772 ret = os_snprintf(pos, end - pos, "%s%s",
3773 i > 0 ? "\n" : "", cred->domain[i]);
3774 if (os_snprintf_error(end - pos, ret))
3775 return buf;
3776 pos += ret;
3777 }
3778
3779 return buf;
3780 }
3781
3782 if (os_strcmp(var, "phase1") == 0)
3783 return alloc_strdup(cred->phase1);
3784
3785 if (os_strcmp(var, "phase2") == 0)
3786 return alloc_strdup(cred->phase2);
3787
3788 if (os_strcmp(var, "roaming_consortium") == 0) {
3789 size_t buflen;
3790 char *buf;
3791
3792 if (!cred->roaming_consortium_len)
3793 return NULL;
3794 buflen = cred->roaming_consortium_len * 2 + 1;
3795 buf = os_malloc(buflen);
3796 if (buf == NULL)
3797 return NULL;
3798 wpa_snprintf_hex(buf, buflen, cred->roaming_consortium,
3799 cred->roaming_consortium_len);
3800 return buf;
3801 }
3802
3803 if (os_strcmp(var, "required_roaming_consortium") == 0) {
3804 size_t buflen;
3805 char *buf;
3806
3807 if (!cred->required_roaming_consortium_len)
3808 return NULL;
3809 buflen = cred->required_roaming_consortium_len * 2 + 1;
3810 buf = os_malloc(buflen);
3811 if (buf == NULL)
3812 return NULL;
3813 wpa_snprintf_hex(buf, buflen, cred->required_roaming_consortium,
3814 cred->required_roaming_consortium_len);
3815 return buf;
3816 }
3817
3818 if (os_strcmp(var, "roaming_consortiums") == 0) {
3819 size_t buflen;
3820 char *buf, *pos;
3821 size_t i;
3822
3823 if (!cred->num_roaming_consortiums)
3824 return NULL;
3825 buflen = cred->num_roaming_consortiums *
3826 MAX_ROAMING_CONS_OI_LEN * 2 + 1;
3827 buf = os_malloc(buflen);
3828 if (!buf)
3829 return NULL;
3830 pos = buf;
3831 for (i = 0; i < cred->num_roaming_consortiums; i++) {
3832 if (i > 0)
3833 *pos++ = ',';
3834 pos += wpa_snprintf_hex(
3835 pos, buf + buflen - pos,
3836 cred->roaming_consortiums[i],
3837 cred->roaming_consortiums_len[i]);
3838 }
3839 *pos = '\0';
3840 return buf;
3841 }
3842
3843 if (os_strcmp(var, "excluded_ssid") == 0) {
3844 unsigned int i;
3845 char *buf, *end, *pos;
3846
3847 if (!cred->num_excluded_ssid)
3848 return NULL;
3849
3850 buf = os_malloc(4000);
3851 if (buf == NULL)
3852 return NULL;
3853 pos = buf;
3854 end = pos + 4000;
3855
3856 for (i = 0; i < cred->num_excluded_ssid; i++) {
3857 struct excluded_ssid *e;
3858 int ret;
3859
3860 e = &cred->excluded_ssid[i];
3861 ret = os_snprintf(pos, end - pos, "%s%s",
3862 i > 0 ? "\n" : "",
3863 wpa_ssid_txt(e->ssid, e->ssid_len));
3864 if (os_snprintf_error(end - pos, ret))
3865 return buf;
3866 pos += ret;
3867 }
3868
3869 return buf;
3870 }
3871
3872 if (os_strcmp(var, "roaming_partner") == 0) {
3873 unsigned int i;
3874 char *buf, *end, *pos;
3875
3876 if (!cred->num_roaming_partner)
3877 return NULL;
3878
3879 buf = os_malloc(4000);
3880 if (buf == NULL)
3881 return NULL;
3882 pos = buf;
3883 end = pos + 4000;
3884
3885 for (i = 0; i < cred->num_roaming_partner; i++) {
3886 struct roaming_partner *p;
3887 int ret;
3888
3889 p = &cred->roaming_partner[i];
3890 ret = os_snprintf(pos, end - pos, "%s%s,%d,%u,%s",
3891 i > 0 ? "\n" : "",
3892 p->fqdn, p->exact_match, p->priority,
3893 p->country);
3894 if (os_snprintf_error(end - pos, ret))
3895 return buf;
3896 pos += ret;
3897 }
3898
3899 return buf;
3900 }
3901
3902 if (os_strcmp(var, "provisioning_sp") == 0)
3903 return alloc_strdup(cred->provisioning_sp);
3904
3905 return NULL;
3906 }
3907
3908
3909 struct wpa_cred * wpa_config_get_cred(struct wpa_config *config, int id)
3910 {
3911 struct wpa_cred *cred;
3912
3913 cred = config->cred;
3914 while (cred) {
3915 if (id == cred->id)
3916 break;
3917 cred = cred->next;
3918 }
3919
3920 return cred;
3921 }
3922
3923
3924 struct wpa_cred * wpa_config_add_cred(struct wpa_config *config)
3925 {
3926 int id;
3927 struct wpa_cred *cred, *last = NULL;
3928
3929 id = -1;
3930 cred = config->cred;
3931 while (cred) {
3932 if (cred->id > id)
3933 id = cred->id;
3934 last = cred;
3935 cred = cred->next;
3936 }
3937 id++;
3938
3939 cred = os_zalloc(sizeof(*cred));
3940 if (cred == NULL)
3941 return NULL;
3942 cred->id = id;
3943 cred->sim_num = DEFAULT_USER_SELECTED_SIM;
3944 if (last)
3945 last->next = cred;
3946 else
3947 config->cred = cred;
3948
3949 return cred;
3950 }
3951
3952
3953 int wpa_config_remove_cred(struct wpa_config *config, int id)
3954 {
3955 struct wpa_cred *cred, *prev = NULL;
3956
3957 cred = config->cred;
3958 while (cred) {
3959 if (id == cred->id)
3960 break;
3961 prev = cred;
3962 cred = cred->next;
3963 }
3964
3965 if (cred == NULL)
3966 return -1;
3967
3968 if (prev)
3969 prev->next = cred->next;
3970 else
3971 config->cred = cred->next;
3972
3973 wpa_config_free_cred(cred);
3974 return 0;
3975 }
3976
3977
3978 #ifndef CONFIG_NO_CONFIG_BLOBS
3979 /**
3980 * wpa_config_get_blob - Get a named configuration blob
3981 * @config: Configuration data from wpa_config_read()
3982 * @name: Name of the blob
3983 * Returns: Pointer to blob data or %NULL if not found
3984 */
3985 const struct wpa_config_blob * wpa_config_get_blob(struct wpa_config *config,
3986 const char *name)
3987 {
3988 struct wpa_config_blob *blob = config->blobs;
3989
3990 while (blob) {
3991 if (os_strcmp(blob->name, name) == 0)
3992 return blob;
3993 blob = blob->next;
3994 }
3995 return NULL;
3996 }
3997
3998
3999 /**
4000 * wpa_config_set_blob - Set or add a named configuration blob
4001 * @config: Configuration data from wpa_config_read()
4002 * @blob: New value for the blob
4003 *
4004 * Adds a new configuration blob or replaces the current value of an existing
4005 * blob.
4006 */
4007 void wpa_config_set_blob(struct wpa_config *config,
4008 struct wpa_config_blob *blob)
4009 {
4010 wpa_config_remove_blob(config, blob->name);
4011 blob->next = config->blobs;
4012 config->blobs = blob;
4013 }
4014
4015
4016 /**
4017 * wpa_config_free_blob - Free blob data
4018 * @blob: Pointer to blob to be freed
4019 */
4020 void wpa_config_free_blob(struct wpa_config_blob *blob)
4021 {
4022 if (blob) {
4023 os_free(blob->name);
4024 bin_clear_free(blob->data, blob->len);
4025 os_free(blob);
4026 }
4027 }
4028
4029
4030 /**
4031 * wpa_config_remove_blob - Remove a named configuration blob
4032 * @config: Configuration data from wpa_config_read()
4033 * @name: Name of the blob to remove
4034 * Returns: 0 if blob was removed or -1 if blob was not found
4035 */
4036 int wpa_config_remove_blob(struct wpa_config *config, const char *name)
4037 {
4038 struct wpa_config_blob *pos = config->blobs, *prev = NULL;
4039
4040 while (pos) {
4041 if (os_strcmp(pos->name, name) == 0) {
4042 if (prev)
4043 prev->next = pos->next;
4044 else
4045 config->blobs = pos->next;
4046 wpa_config_free_blob(pos);
4047 return 0;
4048 }
4049 prev = pos;
4050 pos = pos->next;
4051 }
4052
4053 return -1;
4054 }
4055 #endif /* CONFIG_NO_CONFIG_BLOBS */
4056
4057
4058 /**
4059 * wpa_config_alloc_empty - Allocate an empty configuration
4060 * @ctrl_interface: Control interface parameters, e.g., path to UNIX domain
4061 * socket
4062 * @driver_param: Driver parameters
4063 * Returns: Pointer to allocated configuration data or %NULL on failure
4064 */
4065 struct wpa_config * wpa_config_alloc_empty(const char *ctrl_interface,
4066 const char *driver_param)
4067 {
4068 struct wpa_config *config;
4069 const int aCWmin = 4, aCWmax = 10;
4070 const struct hostapd_wmm_ac_params ac_bk =
4071 { aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */
4072 const struct hostapd_wmm_ac_params ac_be =
4073 { aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */
4074 const struct hostapd_wmm_ac_params ac_vi = /* video traffic */
4075 { aCWmin - 1, aCWmin, 2, 3000 / 32, 0 };
4076 const struct hostapd_wmm_ac_params ac_vo = /* voice traffic */
4077 { aCWmin - 2, aCWmin - 1, 2, 1500 / 32, 0 };
4078
4079 config = os_zalloc(sizeof(*config));
4080 if (config == NULL)
4081 return NULL;
4082 config->eapol_version = DEFAULT_EAPOL_VERSION;
4083 config->ap_scan = DEFAULT_AP_SCAN;
4084 config->user_mpm = DEFAULT_USER_MPM;
4085 config->max_peer_links = DEFAULT_MAX_PEER_LINKS;
4086 config->mesh_max_inactivity = DEFAULT_MESH_MAX_INACTIVITY;
4087 config->dot11RSNASAERetransPeriod =
4088 DEFAULT_DOT11_RSNA_SAE_RETRANS_PERIOD;
4089 config->fast_reauth = DEFAULT_FAST_REAUTH;
4090 config->p2p_go_intent = DEFAULT_P2P_GO_INTENT;
4091 config->p2p_intra_bss = DEFAULT_P2P_INTRA_BSS;
4092 config->p2p_go_freq_change_policy = DEFAULT_P2P_GO_FREQ_MOVE;
4093 config->p2p_go_max_inactivity = DEFAULT_P2P_GO_MAX_INACTIVITY;
4094 config->p2p_optimize_listen_chan = DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN;
4095 config->p2p_go_ctwindow = DEFAULT_P2P_GO_CTWINDOW;
4096 config->bss_max_count = DEFAULT_BSS_MAX_COUNT;
4097 config->bss_expiration_age = DEFAULT_BSS_EXPIRATION_AGE;
4098 config->bss_expiration_scan_count = DEFAULT_BSS_EXPIRATION_SCAN_COUNT;
4099 config->max_num_sta = DEFAULT_MAX_NUM_STA;
4100 config->ap_isolate = DEFAULT_AP_ISOLATE;
4101 config->access_network_type = DEFAULT_ACCESS_NETWORK_TYPE;
4102 config->scan_cur_freq = DEFAULT_SCAN_CUR_FREQ;
4103 config->wmm_ac_params[0] = ac_be;
4104 config->wmm_ac_params[1] = ac_bk;
4105 config->wmm_ac_params[2] = ac_vi;
4106 config->wmm_ac_params[3] = ac_vo;
4107 config->p2p_search_delay = DEFAULT_P2P_SEARCH_DELAY;
4108 config->rand_addr_lifetime = DEFAULT_RAND_ADDR_LIFETIME;
4109 config->key_mgmt_offload = DEFAULT_KEY_MGMT_OFFLOAD;
4110 config->cert_in_cb = DEFAULT_CERT_IN_CB;
4111 config->wpa_rsc_relaxation = DEFAULT_WPA_RSC_RELAXATION;
4112
4113 #ifdef CONFIG_MBO
4114 config->mbo_cell_capa = DEFAULT_MBO_CELL_CAPA;
4115 config->disassoc_imminent_rssi_threshold =
4116 DEFAULT_DISASSOC_IMMINENT_RSSI_THRESHOLD;
4117 config->oce = DEFAULT_OCE_SUPPORT;
4118 #endif /* CONFIG_MBO */
4119
4120 if (ctrl_interface)
4121 config->ctrl_interface = os_strdup(ctrl_interface);
4122 if (driver_param)
4123 config->driver_param = os_strdup(driver_param);
4124 config->gas_rand_addr_lifetime = DEFAULT_RAND_ADDR_LIFETIME;
4125
4126 return config;
4127 }
4128
4129
4130 #ifndef CONFIG_NO_STDOUT_DEBUG
4131 /**
4132 * wpa_config_debug_dump_networks - Debug dump of configured networks
4133 * @config: Configuration data from wpa_config_read()
4134 */
4135 void wpa_config_debug_dump_networks(struct wpa_config *config)
4136 {
4137 int prio;
4138 struct wpa_ssid *ssid;
4139
4140 for (prio = 0; prio < config->num_prio; prio++) {
4141 ssid = config->pssid[prio];
4142 wpa_printf(MSG_DEBUG, "Priority group %d",
4143 ssid->priority);
4144 while (ssid) {
4145 wpa_printf(MSG_DEBUG, " id=%d ssid='%s'",
4146 ssid->id,
4147 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
4148 ssid = ssid->pnext;
4149 }
4150 }
4151 }
4152 #endif /* CONFIG_NO_STDOUT_DEBUG */
4153
4154
4155 struct global_parse_data {
4156 char *name;
4157 int (*parser)(const struct global_parse_data *data,
4158 struct wpa_config *config, int line, const char *value);
4159 int (*get)(const char *name, struct wpa_config *config, long offset,
4160 char *buf, size_t buflen, int pretty_print);
4161 void *param1, *param2, *param3;
4162 unsigned int changed_flag;
4163 };
4164
4165
4166 static int wpa_global_config_parse_int(const struct global_parse_data *data,
4167 struct wpa_config *config, int line,
4168 const char *pos)
4169 {
4170 int val, *dst;
4171 char *end;
4172
4173 dst = (int *) (((u8 *) config) + (long) data->param1);
4174 val = strtol(pos, &end, 0);
4175 if (*end) {
4176 wpa_printf(MSG_ERROR, "Line %d: invalid number \"%s\"",
4177 line, pos);
4178 return -1;
4179 }
4180 *dst = val;
4181
4182 wpa_printf(MSG_DEBUG, "%s=%d", data->name, *dst);
4183
4184 if (data->param2 && *dst < (long) data->param2) {
4185 wpa_printf(MSG_ERROR, "Line %d: too small %s (value=%d "
4186 "min_value=%ld)", line, data->name, *dst,
4187 (long) data->param2);
4188 *dst = (long) data->param2;
4189 return -1;
4190 }
4191
4192 if (data->param3 && *dst > (long) data->param3) {
4193 wpa_printf(MSG_ERROR, "Line %d: too large %s (value=%d "
4194 "max_value=%ld)", line, data->name, *dst,
4195 (long) data->param3);
4196 *dst = (long) data->param3;
4197 return -1;
4198 }
4199
4200 return 0;
4201 }
4202
4203
4204 static int wpa_global_config_parse_str(const struct global_parse_data *data,
4205 struct wpa_config *config, int line,
4206 const char *pos)
4207 {
4208 size_t len;
4209 char **dst, *tmp;
4210
4211 len = os_strlen(pos);
4212 if (data->param2 && len < (size_t) data->param2) {
4213 wpa_printf(MSG_ERROR, "Line %d: too short %s (len=%lu "
4214 "min_len=%ld)", line, data->name,
4215 (unsigned long) len, (long) data->param2);
4216 return -1;
4217 }
4218
4219 if (data->param3 && len > (size_t) data->param3) {
4220 wpa_printf(MSG_ERROR, "Line %d: too long %s (len=%lu "
4221 "max_len=%ld)", line, data->name,
4222 (unsigned long) len, (long) data->param3);
4223 return -1;
4224 }
4225
4226 if (has_newline(pos)) {
4227 wpa_printf(MSG_ERROR, "Line %d: invalid %s value with newline",
4228 line, data->name);
4229 return -1;
4230 }
4231
4232 tmp = os_strdup(pos);
4233 if (tmp == NULL)
4234 return -1;
4235
4236 dst = (char **) (((u8 *) config) + (long) data->param1);
4237 os_free(*dst);
4238 *dst = tmp;
4239 wpa_printf(MSG_DEBUG, "%s='%s'", data->name, *dst);
4240
4241 return 0;
4242 }
4243
4244
4245 static int wpa_config_process_bgscan(const struct global_parse_data *data,
4246 struct wpa_config *config, int line,
4247 const char *pos)
4248 {
4249 size_t len;
4250 char *tmp;
4251 int res;
4252
4253 tmp = wpa_config_parse_string(pos, &len);
4254 if (tmp == NULL) {
4255 wpa_printf(MSG_ERROR, "Line %d: failed to parse %s",
4256 line, data->name);
4257 return -1;
4258 }
4259
4260 res = wpa_global_config_parse_str(data, config, line, tmp);
4261 os_free(tmp);
4262 return res;
4263 }
4264
4265
4266 static int wpa_global_config_parse_bin(const struct global_parse_data *data,
4267 struct wpa_config *config, int line,
4268 const char *pos)
4269 {
4270 struct wpabuf **dst, *tmp;
4271
4272 tmp = wpabuf_parse_bin(pos);
4273 if (!tmp)
4274 return -1;
4275
4276 dst = (struct wpabuf **) (((u8 *) config) + (long) data->param1);
4277 wpabuf_free(*dst);
4278 *dst = tmp;
4279 wpa_printf(MSG_DEBUG, "%s", data->name);
4280
4281 return 0;
4282 }
4283
4284
4285 static int wpa_config_process_freq_list(const struct global_parse_data *data,
4286 struct wpa_config *config, int line,
4287 const char *value)
4288 {
4289 int *freqs;
4290
4291 freqs = wpa_config_parse_int_array(value);
4292 if (freqs == NULL)
4293 return -1;
4294 if (freqs[0] == 0) {
4295 os_free(freqs);
4296 freqs = NULL;
4297 }
4298 os_free(config->freq_list);
4299 config->freq_list = freqs;
4300 return 0;
4301 }
4302
4303
4304 #ifdef CONFIG_P2P
4305 static int wpa_global_config_parse_ipv4(const struct global_parse_data *data,
4306 struct wpa_config *config, int line,
4307 const char *pos)
4308 {
4309 u32 *dst;
4310 struct hostapd_ip_addr addr;
4311
4312 if (hostapd_parse_ip_addr(pos, &addr) < 0)
4313 return -1;
4314 if (addr.af != AF_INET)
4315 return -1;
4316
4317 dst = (u32 *) (((u8 *) config) + (long) data->param1);
4318 os_memcpy(dst, &addr.u.v4.s_addr, 4);
4319 wpa_printf(MSG_DEBUG, "%s = 0x%x", data->name,
4320 WPA_GET_BE32((u8 *) dst));
4321
4322 return 0;
4323 }
4324 #endif /* CONFIG_P2P */
4325
4326
4327 static int wpa_config_process_country(const struct global_parse_data *data,
4328 struct wpa_config *config, int line,
4329 const char *pos)
4330 {
4331 if (!pos[0] || !pos[1]) {
4332 wpa_printf(MSG_DEBUG, "Invalid country set");
4333 return -1;
4334 }
4335 config->country[0] = pos[0];
4336 config->country[1] = pos[1];
4337 wpa_printf(MSG_DEBUG, "country='%c%c'",
4338 config->country[0], config->country[1]);
4339 return 0;
4340 }
4341
4342
4343 static int wpa_config_process_load_dynamic_eap(
4344 const struct global_parse_data *data, struct wpa_config *config,
4345 int line, const char *so)
4346 {
4347 int ret;
4348 wpa_printf(MSG_DEBUG, "load_dynamic_eap=%s", so);
4349 ret = eap_peer_method_load(so);
4350 if (ret == -2) {
4351 wpa_printf(MSG_DEBUG, "This EAP type was already loaded - not "
4352 "reloading.");
4353 } else if (ret) {
4354 wpa_printf(MSG_ERROR, "Line %d: Failed to load dynamic EAP "
4355 "method '%s'.", line, so);
4356 return -1;
4357 }
4358
4359 return 0;
4360 }
4361
4362
4363 #ifdef CONFIG_WPS
4364
4365 static int wpa_config_process_uuid(const struct global_parse_data *data,
4366 struct wpa_config *config, int line,
4367 const char *pos)
4368 {
4369 char buf[40];
4370 if (uuid_str2bin(pos, config->uuid)) {
4371 wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
4372 return -1;
4373 }
4374 uuid_bin2str(config->uuid, buf, sizeof(buf));
4375 wpa_printf(MSG_DEBUG, "uuid=%s", buf);
4376 return 0;
4377 }
4378
4379
4380 static int wpa_config_process_device_type(
4381 const struct global_parse_data *data,
4382 struct wpa_config *config, int line, const char *pos)
4383 {
4384 return wps_dev_type_str2bin(pos, config->device_type);
4385 }
4386
4387
4388 static int wpa_config_process_os_version(const struct global_parse_data *data,
4389 struct wpa_config *config, int line,
4390 const char *pos)
4391 {
4392 if (hexstr2bin(pos, config->os_version, 4)) {
4393 wpa_printf(MSG_ERROR, "Line %d: invalid os_version", line);
4394 return -1;
4395 }
4396 wpa_printf(MSG_DEBUG, "os_version=%08x",
4397 WPA_GET_BE32(config->os_version));
4398 return 0;
4399 }
4400
4401
4402 static int wpa_config_process_wps_vendor_ext_m1(
4403 const struct global_parse_data *data,
4404 struct wpa_config *config, int line, const char *pos)
4405 {
4406 struct wpabuf *tmp;
4407 int len = os_strlen(pos) / 2;
4408 u8 *p;
4409
4410 if (!len) {
4411 wpa_printf(MSG_ERROR, "Line %d: "
4412 "invalid wps_vendor_ext_m1", line);
4413 return -1;
4414 }
4415
4416 tmp = wpabuf_alloc(len);
4417 if (tmp) {
4418 p = wpabuf_put(tmp, len);
4419
4420 if (hexstr2bin(pos, p, len)) {
4421 wpa_printf(MSG_ERROR, "Line %d: "
4422 "invalid wps_vendor_ext_m1", line);
4423 wpabuf_free(tmp);
4424 return -1;
4425 }
4426
4427 wpabuf_free(config->wps_vendor_ext_m1);
4428 config->wps_vendor_ext_m1 = tmp;
4429 } else {
4430 wpa_printf(MSG_ERROR, "Can not allocate "
4431 "memory for wps_vendor_ext_m1");
4432 return -1;
4433 }
4434
4435 return 0;
4436 }
4437
4438 #endif /* CONFIG_WPS */
4439
4440 #ifdef CONFIG_P2P
4441 static int wpa_config_process_sec_device_type(
4442 const struct global_parse_data *data,
4443 struct wpa_config *config, int line, const char *pos)
4444 {
4445 int idx;
4446
4447 if (config->num_sec_device_types >= MAX_SEC_DEVICE_TYPES) {
4448 wpa_printf(MSG_ERROR, "Line %d: too many sec_device_type "
4449 "items", line);
4450 return -1;
4451 }
4452
4453 idx = config->num_sec_device_types;
4454
4455 if (wps_dev_type_str2bin(pos, config->sec_device_type[idx]))
4456 return -1;
4457
4458 config->num_sec_device_types++;
4459 return 0;
4460 }
4461
4462
4463 static int wpa_config_process_p2p_pref_chan(
4464 const struct global_parse_data *data,
4465 struct wpa_config *config, int line, const char *pos)
4466 {
4467 struct p2p_channel *pref = NULL, *n;
4468 unsigned int num = 0;
4469 const char *pos2;
4470 u8 op_class, chan;
4471
4472 /* format: class:chan,class:chan,... */
4473
4474 while (*pos) {
4475 op_class = atoi(pos);
4476 pos2 = os_strchr(pos, ':');
4477 if (pos2 == NULL)
4478 goto fail;
4479 pos2++;
4480 chan = atoi(pos2);
4481
4482 n = os_realloc_array(pref, num + 1,
4483 sizeof(struct p2p_channel));
4484 if (n == NULL)
4485 goto fail;
4486 pref = n;
4487 pref[num].op_class = op_class;
4488 pref[num].chan = chan;
4489 num++;
4490
4491 pos = os_strchr(pos2, ',');
4492 if (pos == NULL)
4493 break;
4494 pos++;
4495 }
4496
4497 os_free(config->p2p_pref_chan);
4498 config->p2p_pref_chan = pref;
4499 config->num_p2p_pref_chan = num;
4500 wpa_hexdump(MSG_DEBUG, "P2P: Preferred class/channel pairs",
4501 (u8 *) config->p2p_pref_chan,
4502 config->num_p2p_pref_chan * sizeof(struct p2p_channel));
4503
4504 return 0;
4505
4506 fail:
4507 os_free(pref);
4508 wpa_printf(MSG_ERROR, "Line %d: Invalid p2p_pref_chan list", line);
4509 return -1;
4510 }
4511
4512
4513 static int wpa_config_process_p2p_no_go_freq(
4514 const struct global_parse_data *data,
4515 struct wpa_config *config, int line, const char *pos)
4516 {
4517 int ret;
4518
4519 ret = freq_range_list_parse(&config->p2p_no_go_freq, pos);
4520 if (ret < 0) {
4521 wpa_printf(MSG_ERROR, "Line %d: Invalid p2p_no_go_freq", line);
4522 return -1;
4523 }
4524
4525 wpa_printf(MSG_DEBUG, "P2P: p2p_no_go_freq with %u items",
4526 config->p2p_no_go_freq.num);
4527
4528 return 0;
4529 }
4530
4531 #endif /* CONFIG_P2P */
4532
4533
4534 static int wpa_config_process_hessid(
4535 const struct global_parse_data *data,
4536 struct wpa_config *config, int line, const char *pos)
4537 {
4538 if (hwaddr_aton2(pos, config->hessid) < 0) {
4539 wpa_printf(MSG_ERROR, "Line %d: Invalid hessid '%s'",
4540 line, pos);
4541 return -1;
4542 }
4543
4544 return 0;
4545 }
4546
4547
4548 static int wpa_config_process_sae_groups(
4549 const struct global_parse_data *data,
4550 struct wpa_config *config, int line, const char *pos)
4551 {
4552 int *groups = wpa_config_parse_int_array(pos);
4553 if (groups == NULL) {
4554 wpa_printf(MSG_ERROR, "Line %d: Invalid sae_groups '%s'",
4555 line, pos);
4556 return -1;
4557 }
4558
4559 os_free(config->sae_groups);
4560 config->sae_groups = groups;
4561
4562 return 0;
4563 }
4564
4565
4566 static int wpa_config_process_ap_vendor_elements(
4567 const struct global_parse_data *data,
4568 struct wpa_config *config, int line, const char *pos)
4569 {
4570 struct wpabuf *tmp;
4571 int len = os_strlen(pos) / 2;
4572 u8 *p;
4573
4574 if (!len) {
4575 wpa_printf(MSG_ERROR, "Line %d: invalid ap_vendor_elements",
4576 line);
4577 return -1;
4578 }
4579
4580 tmp = wpabuf_alloc(len);
4581 if (tmp) {
4582 p = wpabuf_put(tmp, len);
4583
4584 if (hexstr2bin(pos, p, len)) {
4585 wpa_printf(MSG_ERROR, "Line %d: invalid "
4586 "ap_vendor_elements", line);
4587 wpabuf_free(tmp);
4588 return -1;
4589 }
4590
4591 wpabuf_free(config->ap_vendor_elements);
4592 config->ap_vendor_elements = tmp;
4593 } else {
4594 wpa_printf(MSG_ERROR, "Cannot allocate memory for "
4595 "ap_vendor_elements");
4596 return -1;
4597 }
4598
4599 return 0;
4600 }
4601
4602
4603 #ifdef CONFIG_CTRL_IFACE
4604 static int wpa_config_process_no_ctrl_interface(
4605 const struct global_parse_data *data,
4606 struct wpa_config *config, int line, const char *pos)
4607 {
4608 wpa_printf(MSG_DEBUG, "no_ctrl_interface -> ctrl_interface=NULL");
4609 os_free(config->ctrl_interface);
4610 config->ctrl_interface = NULL;
4611 return 0;
4612 }
4613 #endif /* CONFIG_CTRL_IFACE */
4614
4615
4616 static int wpa_config_get_int(const char *name, struct wpa_config *config,
4617 long offset, char *buf, size_t buflen,
4618 int pretty_print)
4619 {
4620 int *val = (int *) (((u8 *) config) + (long) offset);
4621
4622 if (pretty_print)
4623 return os_snprintf(buf, buflen, "%s=%d\n", name, *val);
4624 return os_snprintf(buf, buflen, "%d", *val);
4625 }
4626
4627
4628 static int wpa_config_get_str(const char *name, struct wpa_config *config,
4629 long offset, char *buf, size_t buflen,
4630 int pretty_print)
4631 {
4632 char **val = (char **) (((u8 *) config) + (long) offset);
4633 int res;
4634
4635 if (pretty_print)
4636 res = os_snprintf(buf, buflen, "%s=%s\n", name,
4637 *val ? *val : "null");
4638 else if (!*val)
4639 return -1;
4640 else
4641 res = os_snprintf(buf, buflen, "%s", *val);
4642 if (os_snprintf_error(buflen, res))
4643 res = -1;
4644
4645 return res;
4646 }
4647
4648
4649 #ifdef CONFIG_P2P
4650 static int wpa_config_get_ipv4(const char *name, struct wpa_config *config,
4651 long offset, char *buf, size_t buflen,
4652 int pretty_print)
4653 {
4654 void *val = ((u8 *) config) + (long) offset;
4655 int res;
4656 char addr[INET_ADDRSTRLEN];
4657
4658 if (!val || !inet_ntop(AF_INET, val, addr, sizeof(addr)))
4659 return -1;
4660
4661 if (pretty_print)
4662 res = os_snprintf(buf, buflen, "%s=%s\n", name, addr);
4663 else
4664 res = os_snprintf(buf, buflen, "%s", addr);
4665
4666 if (os_snprintf_error(buflen, res))
4667 res = -1;
4668
4669 return res;
4670 }
4671 #endif /* CONFIG_P2P */
4672
4673
4674 #ifdef OFFSET
4675 #undef OFFSET
4676 #endif /* OFFSET */
4677 /* OFFSET: Get offset of a variable within the wpa_config structure */
4678 #define OFFSET(v) ((void *) &((struct wpa_config *) 0)->v)
4679
4680 #define FUNC(f) #f, wpa_config_process_ ## f, NULL, OFFSET(f), NULL, NULL
4681 #define FUNC_NO_VAR(f) #f, wpa_config_process_ ## f, NULL, NULL, NULL, NULL
4682 #define _INT(f) #f, wpa_global_config_parse_int, wpa_config_get_int, OFFSET(f)
4683 #define INT(f) _INT(f), NULL, NULL
4684 #define INT_RANGE(f, min, max) _INT(f), (void *) min, (void *) max
4685 #define _STR(f) #f, wpa_global_config_parse_str, wpa_config_get_str, OFFSET(f)
4686 #define STR(f) _STR(f), NULL, NULL
4687 #define STR_RANGE(f, min, max) _STR(f), (void *) min, (void *) max
4688 #define BIN(f) #f, wpa_global_config_parse_bin, NULL, OFFSET(f), NULL, NULL
4689 #define IPV4(f) #f, wpa_global_config_parse_ipv4, wpa_config_get_ipv4, \
4690 OFFSET(f), NULL, NULL
4691
4692 static const struct global_parse_data global_fields[] = {
4693 #ifdef CONFIG_CTRL_IFACE
4694 { STR(ctrl_interface), 0 },
4695 { FUNC_NO_VAR(no_ctrl_interface), 0 },
4696 { STR(ctrl_interface_group), 0 } /* deprecated */,
4697 #endif /* CONFIG_CTRL_IFACE */
4698 #ifdef CONFIG_MACSEC
4699 { INT_RANGE(eapol_version, 1, 3), 0 },
4700 #else /* CONFIG_MACSEC */
4701 { INT_RANGE(eapol_version, 1, 2), 0 },
4702 #endif /* CONFIG_MACSEC */
4703 { INT(ap_scan), 0 },
4704 { FUNC(bgscan), 0 },
4705 #ifdef CONFIG_MESH
4706 { INT(user_mpm), 0 },
4707 { INT_RANGE(max_peer_links, 0, 255), 0 },
4708 { INT(mesh_max_inactivity), 0 },
4709 { INT(dot11RSNASAERetransPeriod), 0 },
4710 #endif /* CONFIG_MESH */
4711 { INT(disable_scan_offload), 0 },
4712 { INT(fast_reauth), 0 },
4713 { STR(opensc_engine_path), 0 },
4714 { STR(pkcs11_engine_path), 0 },
4715 { STR(pkcs11_module_path), 0 },
4716 { STR(openssl_ciphers), 0 },
4717 { STR(pcsc_reader), 0 },
4718 { STR(pcsc_pin), 0 },
4719 { INT(external_sim), 0 },
4720 { STR(driver_param), 0 },
4721 { INT(dot11RSNAConfigPMKLifetime), 0 },
4722 { INT(dot11RSNAConfigPMKReauthThreshold), 0 },
4723 { INT(dot11RSNAConfigSATimeout), 0 },
4724 #ifndef CONFIG_NO_CONFIG_WRITE
4725 { INT(update_config), 0 },
4726 #endif /* CONFIG_NO_CONFIG_WRITE */
4727 { FUNC_NO_VAR(load_dynamic_eap), 0 },
4728 #ifdef CONFIG_WPS
4729 { FUNC(uuid), CFG_CHANGED_UUID },
4730 { INT_RANGE(auto_uuid, 0, 1), 0 },
4731 { STR_RANGE(device_name, 0, WPS_DEV_NAME_MAX_LEN),
4732 CFG_CHANGED_DEVICE_NAME },
4733 { STR_RANGE(manufacturer, 0, 64), CFG_CHANGED_WPS_STRING },
4734 { STR_RANGE(model_name, 0, 32), CFG_CHANGED_WPS_STRING },
4735 { STR_RANGE(model_number, 0, 32), CFG_CHANGED_WPS_STRING },
4736 { STR_RANGE(serial_number, 0, 32), CFG_CHANGED_WPS_STRING },
4737 { FUNC(device_type), CFG_CHANGED_DEVICE_TYPE },
4738 { FUNC(os_version), CFG_CHANGED_OS_VERSION },
4739 { STR(config_methods), CFG_CHANGED_CONFIG_METHODS },
4740 { INT_RANGE(wps_cred_processing, 0, 2), 0 },
4741 { FUNC(wps_vendor_ext_m1), CFG_CHANGED_VENDOR_EXTENSION },
4742 #endif /* CONFIG_WPS */
4743 #ifdef CONFIG_P2P
4744 { FUNC(sec_device_type), CFG_CHANGED_SEC_DEVICE_TYPE },
4745 { INT(p2p_listen_reg_class), CFG_CHANGED_P2P_LISTEN_CHANNEL },
4746 { INT(p2p_listen_channel), CFG_CHANGED_P2P_LISTEN_CHANNEL },
4747 { INT(p2p_oper_reg_class), CFG_CHANGED_P2P_OPER_CHANNEL },
4748 { INT(p2p_oper_channel), CFG_CHANGED_P2P_OPER_CHANNEL },
4749 { INT_RANGE(p2p_go_intent, 0, 15), 0 },
4750 { STR(p2p_ssid_postfix), CFG_CHANGED_P2P_SSID_POSTFIX },
4751 { INT_RANGE(persistent_reconnect, 0, 1), 0 },
4752 { INT_RANGE(p2p_intra_bss, 0, 1), CFG_CHANGED_P2P_INTRA_BSS },
4753 { INT(p2p_group_idle), 0 },
4754 { INT_RANGE(p2p_go_freq_change_policy, 0, P2P_GO_FREQ_MOVE_MAX), 0 },
4755 { INT_RANGE(p2p_passphrase_len, 8, 63),
4756 CFG_CHANGED_P2P_PASSPHRASE_LEN },
4757 { FUNC(p2p_pref_chan), CFG_CHANGED_P2P_PREF_CHAN },
4758 { FUNC(p2p_no_go_freq), CFG_CHANGED_P2P_PREF_CHAN },
4759 { INT_RANGE(p2p_add_cli_chan, 0, 1), 0 },
4760 { INT_RANGE(p2p_optimize_listen_chan, 0, 1), 0 },
4761 { INT(p2p_go_ht40), 0 },
4762 { INT(p2p_go_vht), 0 },
4763 { INT(p2p_disabled), 0 },
4764 { INT_RANGE(p2p_go_ctwindow, 0, 127), 0 },
4765 { INT(p2p_no_group_iface), 0 },
4766 { INT_RANGE(p2p_ignore_shared_freq, 0, 1), 0 },
4767 { IPV4(ip_addr_go), 0 },
4768 { IPV4(ip_addr_mask), 0 },
4769 { IPV4(ip_addr_start), 0 },
4770 { IPV4(ip_addr_end), 0 },
4771 { INT_RANGE(p2p_cli_probe, 0, 1), 0 },
4772 #endif /* CONFIG_P2P */
4773 { FUNC(country), CFG_CHANGED_COUNTRY },
4774 { INT(bss_max_count), 0 },
4775 { INT(bss_expiration_age), 0 },
4776 { INT(bss_expiration_scan_count), 0 },
4777 { INT_RANGE(filter_ssids, 0, 1), 0 },
4778 { INT_RANGE(filter_rssi, -100, 0), 0 },
4779 { INT(max_num_sta), 0 },
4780 { INT_RANGE(ap_isolate, 0, 1), 0 },
4781 { INT_RANGE(disassoc_low_ack, 0, 1), 0 },
4782 #ifdef CONFIG_HS20
4783 { INT_RANGE(hs20, 0, 1), 0 },
4784 #endif /* CONFIG_HS20 */
4785 { INT_RANGE(interworking, 0, 1), 0 },
4786 { FUNC(hessid), 0 },
4787 { INT_RANGE(access_network_type, 0, 15), 0 },
4788 { INT_RANGE(go_interworking, 0, 1), 0 },
4789 { INT_RANGE(go_access_network_type, 0, 15), 0 },
4790 { INT_RANGE(go_internet, 0, 1), 0 },
4791 { INT_RANGE(go_venue_group, 0, 255), 0 },
4792 { INT_RANGE(go_venue_type, 0, 255), 0 },
4793 { INT_RANGE(pbc_in_m1, 0, 1), 0 },
4794 { STR(autoscan), 0 },
4795 { INT_RANGE(wps_nfc_dev_pw_id, 0x10, 0xffff),
4796 CFG_CHANGED_NFC_PASSWORD_TOKEN },
4797 { BIN(wps_nfc_dh_pubkey), CFG_CHANGED_NFC_PASSWORD_TOKEN },
4798 { BIN(wps_nfc_dh_privkey), CFG_CHANGED_NFC_PASSWORD_TOKEN },
4799 { BIN(wps_nfc_dev_pw), CFG_CHANGED_NFC_PASSWORD_TOKEN },
4800 { STR(ext_password_backend), CFG_CHANGED_EXT_PW_BACKEND },
4801 { INT(p2p_go_max_inactivity), 0 },
4802 { INT_RANGE(auto_interworking, 0, 1), 0 },
4803 { INT(okc), 0 },
4804 { INT(pmf), 0 },
4805 { FUNC(sae_groups), 0 },
4806 { INT(dtim_period), 0 },
4807 { INT(beacon_int), 0 },
4808 { FUNC(ap_vendor_elements), 0 },
4809 { INT_RANGE(ignore_old_scan_res, 0, 1), 0 },
4810 { FUNC(freq_list), 0 },
4811 { INT(scan_cur_freq), 0 },
4812 { INT(sched_scan_interval), 0 },
4813 { INT(sched_scan_start_delay), 0 },
4814 { INT(tdls_external_control), 0},
4815 { STR(osu_dir), 0 },
4816 { STR(wowlan_triggers), CFG_CHANGED_WOWLAN_TRIGGERS },
4817 { INT(p2p_search_delay), 0},
4818 { INT(mac_addr), 0 },
4819 { INT(rand_addr_lifetime), 0 },
4820 { INT(preassoc_mac_addr), 0 },
4821 { INT(key_mgmt_offload), 0},
4822 { INT(passive_scan), 0 },
4823 { INT(reassoc_same_bss_optim), 0 },
4824 { INT(wps_priority), 0},
4825 #ifdef CONFIG_FST
4826 { STR_RANGE(fst_group_id, 1, FST_MAX_GROUP_ID_LEN), 0 },
4827 { INT_RANGE(fst_priority, 1, FST_MAX_PRIO_VALUE), 0 },
4828 { INT_RANGE(fst_llt, 1, FST_MAX_LLT_MS), 0 },
4829 #endif /* CONFIG_FST */
4830 { INT_RANGE(cert_in_cb, 0, 1), 0 },
4831 { INT_RANGE(wpa_rsc_relaxation, 0, 1), 0 },
4832 { STR(sched_scan_plans), CFG_CHANGED_SCHED_SCAN_PLANS },
4833 #ifdef CONFIG_MBO
4834 { STR(non_pref_chan), 0 },
4835 { INT_RANGE(mbo_cell_capa, MBO_CELL_CAPA_AVAILABLE,
4836 MBO_CELL_CAPA_NOT_SUPPORTED), 0 },
4837 { INT_RANGE(disassoc_imminent_rssi_threshold, -120, 0), 0 },
4838 { INT_RANGE(oce, 0, 3), 0 },
4839 #endif /* CONFIG_MBO */
4840 { INT(gas_address3), 0 },
4841 { INT_RANGE(ftm_responder, 0, 1), 0 },
4842 { INT_RANGE(ftm_initiator, 0, 1), 0 },
4843 { INT(gas_rand_addr_lifetime), 0 },
4844 { INT_RANGE(gas_rand_mac_addr, 0, 2), 0 },
4845 { INT_RANGE(dpp_config_processing, 0, 2), 0 },
4846 { INT_RANGE(coloc_intf_reporting, 0, 1), 0 },
4847 };
4848
4849 #undef FUNC
4850 #undef _INT
4851 #undef INT
4852 #undef INT_RANGE
4853 #undef _STR
4854 #undef STR
4855 #undef STR_RANGE
4856 #undef BIN
4857 #undef IPV4
4858 #define NUM_GLOBAL_FIELDS ARRAY_SIZE(global_fields)
4859
4860
4861 int wpa_config_dump_values(struct wpa_config *config, char *buf, size_t buflen)
4862 {
4863 int result = 0;
4864 size_t i;
4865
4866 for (i = 0; i < NUM_GLOBAL_FIELDS; i++) {
4867 const struct global_parse_data *field = &global_fields[i];
4868 int tmp;
4869
4870 if (!field->get)
4871 continue;
4872
4873 tmp = field->get(field->name, config, (long) field->param1,
4874 buf, buflen, 1);
4875 if (tmp < 0)
4876 return -1;
4877 buf += tmp;
4878 buflen -= tmp;
4879 result += tmp;
4880 }
4881 return result;
4882 }
4883
4884
4885 int wpa_config_get_value(const char *name, struct wpa_config *config,
4886 char *buf, size_t buflen)
4887 {
4888 size_t i;
4889
4890 for (i = 0; i < NUM_GLOBAL_FIELDS; i++) {
4891 const struct global_parse_data *field = &global_fields[i];
4892
4893 if (os_strcmp(name, field->name) != 0)
4894 continue;
4895 if (!field->get)
4896 break;
4897 return field->get(name, config, (long) field->param1,
4898 buf, buflen, 0);
4899 }
4900
4901 return -1;
4902 }
4903
4904
4905 int wpa_config_get_num_global_field_names(void)
4906 {
4907 return NUM_GLOBAL_FIELDS;
4908 }
4909
4910
4911 const char * wpa_config_get_global_field_name(unsigned int i, int *no_var)
4912 {
4913 if (i >= NUM_GLOBAL_FIELDS)
4914 return NULL;
4915
4916 if (no_var)
4917 *no_var = !global_fields[i].param1;
4918 return global_fields[i].name;
4919 }
4920
4921
4922 int wpa_config_process_global(struct wpa_config *config, char *pos, int line)
4923 {
4924 size_t i;
4925 int ret = 0;
4926
4927 for (i = 0; i < NUM_GLOBAL_FIELDS; i++) {
4928 const struct global_parse_data *field = &global_fields[i];
4929 size_t flen = os_strlen(field->name);
4930 if (os_strncmp(pos, field->name, flen) != 0 ||
4931 pos[flen] != '=')
4932 continue;
4933
4934 if (field->parser(field, config, line, pos + flen + 1)) {
4935 wpa_printf(MSG_ERROR, "Line %d: failed to "
4936 "parse '%s'.", line, pos);
4937 ret = -1;
4938 }
4939 if (field->changed_flag == CFG_CHANGED_NFC_PASSWORD_TOKEN)
4940 config->wps_nfc_pw_from_config = 1;
4941 config->changed_parameters |= field->changed_flag;
4942 break;
4943 }
4944 if (i == NUM_GLOBAL_FIELDS) {
4945 #ifdef CONFIG_AP
4946 if (os_strncmp(pos, "wmm_ac_", 7) == 0) {
4947 char *tmp = os_strchr(pos, '=');
4948 if (tmp == NULL) {
4949 if (line < 0)
4950 return -1;
4951 wpa_printf(MSG_ERROR, "Line %d: invalid line "
4952 "'%s'", line, pos);
4953 return -1;
4954 }
4955 *tmp++ = '\0';
4956 if (hostapd_config_wmm_ac(config->wmm_ac_params, pos,
4957 tmp)) {
4958 wpa_printf(MSG_ERROR, "Line %d: invalid WMM "
4959 "AC item", line);
4960 return -1;
4961 }
4962 }
4963 #endif /* CONFIG_AP */
4964 if (line < 0)
4965 return -1;
4966 wpa_printf(MSG_ERROR, "Line %d: unknown global field '%s'.",
4967 line, pos);
4968 ret = -1;
4969 }
4970
4971 return ret;
4972 }
Unnamed repository; edit this file 'description' to name the repository.