xref: /freebsd/contrib/wpa/hostapd/config_file.c (revision bd81e07d2761cf1c13063eb49a5c0cb4a6951318)
1 /*
2  * hostapd / Configuration file parser
3  * Copyright (c) 2003-2015, 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 "utils/includes.h"
10 #ifndef CONFIG_NATIVE_WINDOWS
11 #include <grp.h>
12 #endif /* CONFIG_NATIVE_WINDOWS */
13 
14 #include "utils/common.h"
15 #include "utils/uuid.h"
16 #include "common/ieee802_11_defs.h"
17 #include "drivers/driver.h"
18 #include "eap_server/eap.h"
19 #include "radius/radius_client.h"
20 #include "ap/wpa_auth.h"
21 #include "ap/ap_config.h"
22 #include "config_file.h"
23 
24 
25 #ifndef CONFIG_NO_RADIUS
26 #ifdef EAP_SERVER
27 static struct hostapd_radius_attr *
28 hostapd_parse_radius_attr(const char *value);
29 #endif /* EAP_SERVER */
30 #endif /* CONFIG_NO_RADIUS */
31 
32 
33 #ifndef CONFIG_NO_VLAN
34 static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss,
35 					 const char *fname)
36 {
37 	FILE *f;
38 	char buf[128], *pos, *pos2;
39 	int line = 0, vlan_id;
40 	struct hostapd_vlan *vlan;
41 
42 	f = fopen(fname, "r");
43 	if (!f) {
44 		wpa_printf(MSG_ERROR, "VLAN file '%s' not readable.", fname);
45 		return -1;
46 	}
47 
48 	while (fgets(buf, sizeof(buf), f)) {
49 		line++;
50 
51 		if (buf[0] == '#')
52 			continue;
53 		pos = buf;
54 		while (*pos != '\0') {
55 			if (*pos == '\n') {
56 				*pos = '\0';
57 				break;
58 			}
59 			pos++;
60 		}
61 		if (buf[0] == '\0')
62 			continue;
63 
64 		if (buf[0] == '*') {
65 			vlan_id = VLAN_ID_WILDCARD;
66 			pos = buf + 1;
67 		} else {
68 			vlan_id = strtol(buf, &pos, 10);
69 			if (buf == pos || vlan_id < 1 ||
70 			    vlan_id > MAX_VLAN_ID) {
71 				wpa_printf(MSG_ERROR, "Invalid VLAN ID at "
72 					   "line %d in '%s'", line, fname);
73 				fclose(f);
74 				return -1;
75 			}
76 		}
77 
78 		while (*pos == ' ' || *pos == '\t')
79 			pos++;
80 		pos2 = pos;
81 		while (*pos2 != ' ' && *pos2 != '\t' && *pos2 != '\0')
82 			pos2++;
83 		*pos2 = '\0';
84 		if (*pos == '\0' || os_strlen(pos) > IFNAMSIZ) {
85 			wpa_printf(MSG_ERROR, "Invalid VLAN ifname at line %d "
86 				   "in '%s'", line, fname);
87 			fclose(f);
88 			return -1;
89 		}
90 
91 		vlan = os_zalloc(sizeof(*vlan));
92 		if (vlan == NULL) {
93 			wpa_printf(MSG_ERROR, "Out of memory while reading "
94 				   "VLAN interfaces from '%s'", fname);
95 			fclose(f);
96 			return -1;
97 		}
98 
99 		vlan->vlan_id = vlan_id;
100 		os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
101 		vlan->next = bss->vlan;
102 		bss->vlan = vlan;
103 	}
104 
105 	fclose(f);
106 
107 	return 0;
108 }
109 #endif /* CONFIG_NO_VLAN */
110 
111 
112 static int hostapd_acl_comp(const void *a, const void *b)
113 {
114 	const struct mac_acl_entry *aa = a;
115 	const struct mac_acl_entry *bb = b;
116 	return os_memcmp(aa->addr, bb->addr, sizeof(macaddr));
117 }
118 
119 
120 static int hostapd_config_read_maclist(const char *fname,
121 				       struct mac_acl_entry **acl, int *num)
122 {
123 	FILE *f;
124 	char buf[128], *pos;
125 	int line = 0;
126 	u8 addr[ETH_ALEN];
127 	struct mac_acl_entry *newacl;
128 	int vlan_id;
129 
130 	if (!fname)
131 		return 0;
132 
133 	f = fopen(fname, "r");
134 	if (!f) {
135 		wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname);
136 		return -1;
137 	}
138 
139 	while (fgets(buf, sizeof(buf), f)) {
140 		int i, rem = 0;
141 
142 		line++;
143 
144 		if (buf[0] == '#')
145 			continue;
146 		pos = buf;
147 		while (*pos != '\0') {
148 			if (*pos == '\n') {
149 				*pos = '\0';
150 				break;
151 			}
152 			pos++;
153 		}
154 		if (buf[0] == '\0')
155 			continue;
156 		pos = buf;
157 		if (buf[0] == '-') {
158 			rem = 1;
159 			pos++;
160 		}
161 
162 		if (hwaddr_aton(pos, addr)) {
163 			wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at "
164 				   "line %d in '%s'", pos, line, fname);
165 			fclose(f);
166 			return -1;
167 		}
168 
169 		if (rem) {
170 			i = 0;
171 			while (i < *num) {
172 				if (os_memcmp((*acl)[i].addr, addr, ETH_ALEN) ==
173 				    0) {
174 					os_remove_in_array(*acl, *num,
175 							   sizeof(**acl), i);
176 					(*num)--;
177 				} else
178 					i++;
179 			}
180 			continue;
181 		}
182 		vlan_id = 0;
183 		pos = buf;
184 		while (*pos != '\0' && *pos != ' ' && *pos != '\t')
185 			pos++;
186 		while (*pos == ' ' || *pos == '\t')
187 			pos++;
188 		if (*pos != '\0')
189 			vlan_id = atoi(pos);
190 
191 		newacl = os_realloc_array(*acl, *num + 1, sizeof(**acl));
192 		if (newacl == NULL) {
193 			wpa_printf(MSG_ERROR, "MAC list reallocation failed");
194 			fclose(f);
195 			return -1;
196 		}
197 
198 		*acl = newacl;
199 		os_memcpy((*acl)[*num].addr, addr, ETH_ALEN);
200 		(*acl)[*num].vlan_id = vlan_id;
201 		(*num)++;
202 	}
203 
204 	fclose(f);
205 
206 	qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp);
207 
208 	return 0;
209 }
210 
211 
212 #ifdef EAP_SERVER
213 static int hostapd_config_read_eap_user(const char *fname,
214 					struct hostapd_bss_config *conf)
215 {
216 	FILE *f;
217 	char buf[512], *pos, *start, *pos2;
218 	int line = 0, ret = 0, num_methods;
219 	struct hostapd_eap_user *user = NULL, *tail = NULL, *new_user = NULL;
220 
221 	if (!fname)
222 		return 0;
223 
224 	if (os_strncmp(fname, "sqlite:", 7) == 0) {
225 		os_free(conf->eap_user_sqlite);
226 		conf->eap_user_sqlite = os_strdup(fname + 7);
227 		return 0;
228 	}
229 
230 	f = fopen(fname, "r");
231 	if (!f) {
232 		wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
233 		return -1;
234 	}
235 
236 	/* Lines: "user" METHOD,METHOD2 "password" (password optional) */
237 	while (fgets(buf, sizeof(buf), f)) {
238 		line++;
239 
240 		if (buf[0] == '#')
241 			continue;
242 		pos = buf;
243 		while (*pos != '\0') {
244 			if (*pos == '\n') {
245 				*pos = '\0';
246 				break;
247 			}
248 			pos++;
249 		}
250 		if (buf[0] == '\0')
251 			continue;
252 
253 #ifndef CONFIG_NO_RADIUS
254 		if (user && os_strncmp(buf, "radius_accept_attr=", 19) == 0) {
255 			struct hostapd_radius_attr *attr, *a;
256 			attr = hostapd_parse_radius_attr(buf + 19);
257 			if (attr == NULL) {
258 				wpa_printf(MSG_ERROR, "Invalid radius_auth_req_attr: %s",
259 					   buf + 19);
260 				user = NULL; /* already in the BSS list */
261 				goto failed;
262 			}
263 			if (user->accept_attr == NULL) {
264 				user->accept_attr = attr;
265 			} else {
266 				a = user->accept_attr;
267 				while (a->next)
268 					a = a->next;
269 				a->next = attr;
270 			}
271 			continue;
272 		}
273 #endif /* CONFIG_NO_RADIUS */
274 
275 		user = NULL;
276 
277 		if (buf[0] != '"' && buf[0] != '*') {
278 			wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
279 				   "start) on line %d in '%s'", line, fname);
280 			goto failed;
281 		}
282 
283 		user = os_zalloc(sizeof(*user));
284 		if (user == NULL) {
285 			wpa_printf(MSG_ERROR, "EAP user allocation failed");
286 			goto failed;
287 		}
288 		user->force_version = -1;
289 
290 		if (buf[0] == '*') {
291 			pos = buf;
292 		} else {
293 			pos = buf + 1;
294 			start = pos;
295 			while (*pos != '"' && *pos != '\0')
296 				pos++;
297 			if (*pos == '\0') {
298 				wpa_printf(MSG_ERROR, "Invalid EAP identity "
299 					   "(no \" in end) on line %d in '%s'",
300 					   line, fname);
301 				goto failed;
302 			}
303 
304 			user->identity = os_malloc(pos - start);
305 			if (user->identity == NULL) {
306 				wpa_printf(MSG_ERROR, "Failed to allocate "
307 					   "memory for EAP identity");
308 				goto failed;
309 			}
310 			os_memcpy(user->identity, start, pos - start);
311 			user->identity_len = pos - start;
312 
313 			if (pos[0] == '"' && pos[1] == '*') {
314 				user->wildcard_prefix = 1;
315 				pos++;
316 			}
317 		}
318 		pos++;
319 		while (*pos == ' ' || *pos == '\t')
320 			pos++;
321 
322 		if (*pos == '\0') {
323 			wpa_printf(MSG_ERROR, "No EAP method on line %d in "
324 				   "'%s'", line, fname);
325 			goto failed;
326 		}
327 
328 		start = pos;
329 		while (*pos != ' ' && *pos != '\t' && *pos != '\0')
330 			pos++;
331 		if (*pos == '\0') {
332 			pos = NULL;
333 		} else {
334 			*pos = '\0';
335 			pos++;
336 		}
337 		num_methods = 0;
338 		while (*start) {
339 			char *pos3 = os_strchr(start, ',');
340 			if (pos3) {
341 				*pos3++ = '\0';
342 			}
343 			user->methods[num_methods].method =
344 				eap_server_get_type(
345 					start,
346 					&user->methods[num_methods].vendor);
347 			if (user->methods[num_methods].vendor ==
348 			    EAP_VENDOR_IETF &&
349 			    user->methods[num_methods].method == EAP_TYPE_NONE)
350 			{
351 				if (os_strcmp(start, "TTLS-PAP") == 0) {
352 					user->ttls_auth |= EAP_TTLS_AUTH_PAP;
353 					goto skip_eap;
354 				}
355 				if (os_strcmp(start, "TTLS-CHAP") == 0) {
356 					user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
357 					goto skip_eap;
358 				}
359 				if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
360 					user->ttls_auth |=
361 						EAP_TTLS_AUTH_MSCHAP;
362 					goto skip_eap;
363 				}
364 				if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
365 					user->ttls_auth |=
366 						EAP_TTLS_AUTH_MSCHAPV2;
367 					goto skip_eap;
368 				}
369 				if (os_strcmp(start, "MACACL") == 0) {
370 					user->macacl = 1;
371 					goto skip_eap;
372 				}
373 				wpa_printf(MSG_ERROR, "Unsupported EAP type "
374 					   "'%s' on line %d in '%s'",
375 					   start, line, fname);
376 				goto failed;
377 			}
378 
379 			num_methods++;
380 			if (num_methods >= EAP_MAX_METHODS)
381 				break;
382 		skip_eap:
383 			if (pos3 == NULL)
384 				break;
385 			start = pos3;
386 		}
387 		if (num_methods == 0 && user->ttls_auth == 0 && !user->macacl) {
388 			wpa_printf(MSG_ERROR, "No EAP types configured on "
389 				   "line %d in '%s'", line, fname);
390 			goto failed;
391 		}
392 
393 		if (pos == NULL)
394 			goto done;
395 
396 		while (*pos == ' ' || *pos == '\t')
397 			pos++;
398 		if (*pos == '\0')
399 			goto done;
400 
401 		if (os_strncmp(pos, "[ver=0]", 7) == 0) {
402 			user->force_version = 0;
403 			goto done;
404 		}
405 
406 		if (os_strncmp(pos, "[ver=1]", 7) == 0) {
407 			user->force_version = 1;
408 			goto done;
409 		}
410 
411 		if (os_strncmp(pos, "[2]", 3) == 0) {
412 			user->phase2 = 1;
413 			goto done;
414 		}
415 
416 		if (*pos == '"') {
417 			pos++;
418 			start = pos;
419 			while (*pos != '"' && *pos != '\0')
420 				pos++;
421 			if (*pos == '\0') {
422 				wpa_printf(MSG_ERROR, "Invalid EAP password "
423 					   "(no \" in end) on line %d in '%s'",
424 					   line, fname);
425 				goto failed;
426 			}
427 
428 			user->password = os_malloc(pos - start);
429 			if (user->password == NULL) {
430 				wpa_printf(MSG_ERROR, "Failed to allocate "
431 					   "memory for EAP password");
432 				goto failed;
433 			}
434 			os_memcpy(user->password, start, pos - start);
435 			user->password_len = pos - start;
436 
437 			pos++;
438 		} else if (os_strncmp(pos, "hash:", 5) == 0) {
439 			pos += 5;
440 			pos2 = pos;
441 			while (*pos2 != '\0' && *pos2 != ' ' &&
442 			       *pos2 != '\t' && *pos2 != '#')
443 				pos2++;
444 			if (pos2 - pos != 32) {
445 				wpa_printf(MSG_ERROR, "Invalid password hash "
446 					   "on line %d in '%s'", line, fname);
447 				goto failed;
448 			}
449 			user->password = os_malloc(16);
450 			if (user->password == NULL) {
451 				wpa_printf(MSG_ERROR, "Failed to allocate "
452 					   "memory for EAP password hash");
453 				goto failed;
454 			}
455 			if (hexstr2bin(pos, user->password, 16) < 0) {
456 				wpa_printf(MSG_ERROR, "Invalid hash password "
457 					   "on line %d in '%s'", line, fname);
458 				goto failed;
459 			}
460 			user->password_len = 16;
461 			user->password_hash = 1;
462 			pos = pos2;
463 		} else {
464 			pos2 = pos;
465 			while (*pos2 != '\0' && *pos2 != ' ' &&
466 			       *pos2 != '\t' && *pos2 != '#')
467 				pos2++;
468 			if ((pos2 - pos) & 1) {
469 				wpa_printf(MSG_ERROR, "Invalid hex password "
470 					   "on line %d in '%s'", line, fname);
471 				goto failed;
472 			}
473 			user->password = os_malloc((pos2 - pos) / 2);
474 			if (user->password == NULL) {
475 				wpa_printf(MSG_ERROR, "Failed to allocate "
476 					   "memory for EAP password");
477 				goto failed;
478 			}
479 			if (hexstr2bin(pos, user->password,
480 				       (pos2 - pos) / 2) < 0) {
481 				wpa_printf(MSG_ERROR, "Invalid hex password "
482 					   "on line %d in '%s'", line, fname);
483 				goto failed;
484 			}
485 			user->password_len = (pos2 - pos) / 2;
486 			pos = pos2;
487 		}
488 
489 		while (*pos == ' ' || *pos == '\t')
490 			pos++;
491 		if (os_strncmp(pos, "[2]", 3) == 0) {
492 			user->phase2 = 1;
493 		}
494 
495 	done:
496 		if (tail == NULL) {
497 			tail = new_user = user;
498 		} else {
499 			tail->next = user;
500 			tail = user;
501 		}
502 		continue;
503 
504 	failed:
505 		if (user)
506 			hostapd_config_free_eap_user(user);
507 		ret = -1;
508 		break;
509 	}
510 
511 	fclose(f);
512 
513 	if (ret == 0) {
514 		user = conf->eap_user;
515 		while (user) {
516 			struct hostapd_eap_user *prev;
517 
518 			prev = user;
519 			user = user->next;
520 			hostapd_config_free_eap_user(prev);
521 		}
522 		conf->eap_user = new_user;
523 	}
524 
525 	return ret;
526 }
527 #endif /* EAP_SERVER */
528 
529 
530 #ifndef CONFIG_NO_RADIUS
531 static int
532 hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
533 				int *num_server, const char *val, int def_port,
534 				struct hostapd_radius_server **curr_serv)
535 {
536 	struct hostapd_radius_server *nserv;
537 	int ret;
538 	static int server_index = 1;
539 
540 	nserv = os_realloc_array(*server, *num_server + 1, sizeof(*nserv));
541 	if (nserv == NULL)
542 		return -1;
543 
544 	*server = nserv;
545 	nserv = &nserv[*num_server];
546 	(*num_server)++;
547 	(*curr_serv) = nserv;
548 
549 	os_memset(nserv, 0, sizeof(*nserv));
550 	nserv->port = def_port;
551 	ret = hostapd_parse_ip_addr(val, &nserv->addr);
552 	nserv->index = server_index++;
553 
554 	return ret;
555 }
556 
557 
558 static struct hostapd_radius_attr *
559 hostapd_parse_radius_attr(const char *value)
560 {
561 	const char *pos;
562 	char syntax;
563 	struct hostapd_radius_attr *attr;
564 	size_t len;
565 
566 	attr = os_zalloc(sizeof(*attr));
567 	if (attr == NULL)
568 		return NULL;
569 
570 	attr->type = atoi(value);
571 
572 	pos = os_strchr(value, ':');
573 	if (pos == NULL) {
574 		attr->val = wpabuf_alloc(1);
575 		if (attr->val == NULL) {
576 			os_free(attr);
577 			return NULL;
578 		}
579 		wpabuf_put_u8(attr->val, 0);
580 		return attr;
581 	}
582 
583 	pos++;
584 	if (pos[0] == '\0' || pos[1] != ':') {
585 		os_free(attr);
586 		return NULL;
587 	}
588 	syntax = *pos++;
589 	pos++;
590 
591 	switch (syntax) {
592 	case 's':
593 		attr->val = wpabuf_alloc_copy(pos, os_strlen(pos));
594 		break;
595 	case 'x':
596 		len = os_strlen(pos);
597 		if (len & 1)
598 			break;
599 		len /= 2;
600 		attr->val = wpabuf_alloc(len);
601 		if (attr->val == NULL)
602 			break;
603 		if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) {
604 			wpabuf_free(attr->val);
605 			os_free(attr);
606 			return NULL;
607 		}
608 		break;
609 	case 'd':
610 		attr->val = wpabuf_alloc(4);
611 		if (attr->val)
612 			wpabuf_put_be32(attr->val, atoi(pos));
613 		break;
614 	default:
615 		os_free(attr);
616 		return NULL;
617 	}
618 
619 	if (attr->val == NULL) {
620 		os_free(attr);
621 		return NULL;
622 	}
623 
624 	return attr;
625 }
626 
627 
628 static int hostapd_parse_das_client(struct hostapd_bss_config *bss,
629 				    const char *val)
630 {
631 	char *secret;
632 
633 	secret = os_strchr(val, ' ');
634 	if (secret == NULL)
635 		return -1;
636 
637 	secret++;
638 
639 	if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr))
640 		return -1;
641 
642 	os_free(bss->radius_das_shared_secret);
643 	bss->radius_das_shared_secret = (u8 *) os_strdup(secret);
644 	if (bss->radius_das_shared_secret == NULL)
645 		return -1;
646 	bss->radius_das_shared_secret_len = os_strlen(secret);
647 
648 	return 0;
649 }
650 #endif /* CONFIG_NO_RADIUS */
651 
652 
653 static int hostapd_config_parse_key_mgmt(int line, const char *value)
654 {
655 	int val = 0, last;
656 	char *start, *end, *buf;
657 
658 	buf = os_strdup(value);
659 	if (buf == NULL)
660 		return -1;
661 	start = buf;
662 
663 	while (*start != '\0') {
664 		while (*start == ' ' || *start == '\t')
665 			start++;
666 		if (*start == '\0')
667 			break;
668 		end = start;
669 		while (*end != ' ' && *end != '\t' && *end != '\0')
670 			end++;
671 		last = *end == '\0';
672 		*end = '\0';
673 		if (os_strcmp(start, "WPA-PSK") == 0)
674 			val |= WPA_KEY_MGMT_PSK;
675 		else if (os_strcmp(start, "WPA-EAP") == 0)
676 			val |= WPA_KEY_MGMT_IEEE8021X;
677 #ifdef CONFIG_IEEE80211R
678 		else if (os_strcmp(start, "FT-PSK") == 0)
679 			val |= WPA_KEY_MGMT_FT_PSK;
680 		else if (os_strcmp(start, "FT-EAP") == 0)
681 			val |= WPA_KEY_MGMT_FT_IEEE8021X;
682 #endif /* CONFIG_IEEE80211R */
683 #ifdef CONFIG_IEEE80211W
684 		else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
685 			val |= WPA_KEY_MGMT_PSK_SHA256;
686 		else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
687 			val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
688 #endif /* CONFIG_IEEE80211W */
689 #ifdef CONFIG_SAE
690 		else if (os_strcmp(start, "SAE") == 0)
691 			val |= WPA_KEY_MGMT_SAE;
692 		else if (os_strcmp(start, "FT-SAE") == 0)
693 			val |= WPA_KEY_MGMT_FT_SAE;
694 #endif /* CONFIG_SAE */
695 #ifdef CONFIG_SUITEB
696 		else if (os_strcmp(start, "WPA-EAP-SUITE-B") == 0)
697 			val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B;
698 #endif /* CONFIG_SUITEB */
699 #ifdef CONFIG_SUITEB192
700 		else if (os_strcmp(start, "WPA-EAP-SUITE-B-192") == 0)
701 			val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B_192;
702 #endif /* CONFIG_SUITEB192 */
703 		else {
704 			wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
705 				   line, start);
706 			os_free(buf);
707 			return -1;
708 		}
709 
710 		if (last)
711 			break;
712 		start = end + 1;
713 	}
714 
715 	os_free(buf);
716 	if (val == 0) {
717 		wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
718 			   "configured.", line);
719 		return -1;
720 	}
721 
722 	return val;
723 }
724 
725 
726 static int hostapd_config_parse_cipher(int line, const char *value)
727 {
728 	int val = wpa_parse_cipher(value);
729 	if (val < 0) {
730 		wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
731 			   line, value);
732 		return -1;
733 	}
734 	if (val == 0) {
735 		wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
736 			   line);
737 		return -1;
738 	}
739 	return val;
740 }
741 
742 
743 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
744 				   char *val)
745 {
746 	size_t len = os_strlen(val);
747 
748 	if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
749 		return -1;
750 
751 	if (val[0] == '"') {
752 		if (len < 2 || val[len - 1] != '"')
753 			return -1;
754 		len -= 2;
755 		wep->key[keyidx] = os_malloc(len);
756 		if (wep->key[keyidx] == NULL)
757 			return -1;
758 		os_memcpy(wep->key[keyidx], val + 1, len);
759 		wep->len[keyidx] = len;
760 	} else {
761 		if (len & 1)
762 			return -1;
763 		len /= 2;
764 		wep->key[keyidx] = os_malloc(len);
765 		if (wep->key[keyidx] == NULL)
766 			return -1;
767 		wep->len[keyidx] = len;
768 		if (hexstr2bin(val, wep->key[keyidx], len) < 0)
769 			return -1;
770 	}
771 
772 	wep->keys_set++;
773 
774 	return 0;
775 }
776 
777 
778 static int hostapd_parse_intlist(int **int_list, char *val)
779 {
780 	int *list;
781 	int count;
782 	char *pos, *end;
783 
784 	os_free(*int_list);
785 	*int_list = NULL;
786 
787 	pos = val;
788 	count = 0;
789 	while (*pos != '\0') {
790 		if (*pos == ' ')
791 			count++;
792 		pos++;
793 	}
794 
795 	list = os_malloc(sizeof(int) * (count + 2));
796 	if (list == NULL)
797 		return -1;
798 	pos = val;
799 	count = 0;
800 	while (*pos != '\0') {
801 		end = os_strchr(pos, ' ');
802 		if (end)
803 			*end = '\0';
804 
805 		list[count++] = atoi(pos);
806 		if (!end)
807 			break;
808 		pos = end + 1;
809 	}
810 	list[count] = -1;
811 
812 	*int_list = list;
813 	return 0;
814 }
815 
816 
817 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
818 {
819 	struct hostapd_bss_config **all, *bss;
820 
821 	if (*ifname == '\0')
822 		return -1;
823 
824 	all = os_realloc_array(conf->bss, conf->num_bss + 1,
825 			       sizeof(struct hostapd_bss_config *));
826 	if (all == NULL) {
827 		wpa_printf(MSG_ERROR, "Failed to allocate memory for "
828 			   "multi-BSS entry");
829 		return -1;
830 	}
831 	conf->bss = all;
832 
833 	bss = os_zalloc(sizeof(*bss));
834 	if (bss == NULL)
835 		return -1;
836 	bss->radius = os_zalloc(sizeof(*bss->radius));
837 	if (bss->radius == NULL) {
838 		wpa_printf(MSG_ERROR, "Failed to allocate memory for "
839 			   "multi-BSS RADIUS data");
840 		os_free(bss);
841 		return -1;
842 	}
843 
844 	conf->bss[conf->num_bss++] = bss;
845 	conf->last_bss = bss;
846 
847 	hostapd_config_defaults_bss(bss);
848 	os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
849 	os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
850 
851 	return 0;
852 }
853 
854 
855 /* convert floats with one decimal place to value*10 int, i.e.,
856  * "1.5" will return 15 */
857 static int hostapd_config_read_int10(const char *value)
858 {
859 	int i, d;
860 	char *pos;
861 
862 	i = atoi(value);
863 	pos = os_strchr(value, '.');
864 	d = 0;
865 	if (pos) {
866 		pos++;
867 		if (*pos >= '0' && *pos <= '9')
868 			d = *pos - '0';
869 	}
870 
871 	return i * 10 + d;
872 }
873 
874 
875 static int valid_cw(int cw)
876 {
877 	return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
878 		cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023);
879 }
880 
881 
882 enum {
883 	IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
884 	IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
885 	IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
886 	IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */
887 };
888 
889 static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name,
890 				   char *val)
891 {
892 	int num;
893 	char *pos;
894 	struct hostapd_tx_queue_params *queue;
895 
896 	/* skip 'tx_queue_' prefix */
897 	pos = name + 9;
898 	if (os_strncmp(pos, "data", 4) == 0 &&
899 	    pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
900 		num = pos[4] - '0';
901 		pos += 6;
902 	} else if (os_strncmp(pos, "after_beacon_", 13) == 0 ||
903 		   os_strncmp(pos, "beacon_", 7) == 0) {
904 		wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
905 		return 0;
906 	} else {
907 		wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
908 		return -1;
909 	}
910 
911 	if (num >= NUM_TX_QUEUES) {
912 		/* for backwards compatibility, do not trigger failure */
913 		wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
914 		return 0;
915 	}
916 
917 	queue = &conf->tx_queue[num];
918 
919 	if (os_strcmp(pos, "aifs") == 0) {
920 		queue->aifs = atoi(val);
921 		if (queue->aifs < 0 || queue->aifs > 255) {
922 			wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
923 				   queue->aifs);
924 			return -1;
925 		}
926 	} else if (os_strcmp(pos, "cwmin") == 0) {
927 		queue->cwmin = atoi(val);
928 		if (!valid_cw(queue->cwmin)) {
929 			wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
930 				   queue->cwmin);
931 			return -1;
932 		}
933 	} else if (os_strcmp(pos, "cwmax") == 0) {
934 		queue->cwmax = atoi(val);
935 		if (!valid_cw(queue->cwmax)) {
936 			wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
937 				   queue->cwmax);
938 			return -1;
939 		}
940 	} else if (os_strcmp(pos, "burst") == 0) {
941 		queue->burst = hostapd_config_read_int10(val);
942 	} else {
943 		wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
944 		return -1;
945 	}
946 
947 	return 0;
948 }
949 
950 
951 #ifdef CONFIG_IEEE80211R
952 static int add_r0kh(struct hostapd_bss_config *bss, char *value)
953 {
954 	struct ft_remote_r0kh *r0kh;
955 	char *pos, *next;
956 
957 	r0kh = os_zalloc(sizeof(*r0kh));
958 	if (r0kh == NULL)
959 		return -1;
960 
961 	/* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
962 	pos = value;
963 	next = os_strchr(pos, ' ');
964 	if (next)
965 		*next++ = '\0';
966 	if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
967 		wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
968 		os_free(r0kh);
969 		return -1;
970 	}
971 
972 	pos = next;
973 	next = os_strchr(pos, ' ');
974 	if (next)
975 		*next++ = '\0';
976 	if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
977 		wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
978 		os_free(r0kh);
979 		return -1;
980 	}
981 	r0kh->id_len = next - pos - 1;
982 	os_memcpy(r0kh->id, pos, r0kh->id_len);
983 
984 	pos = next;
985 	if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
986 		wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
987 		os_free(r0kh);
988 		return -1;
989 	}
990 
991 	r0kh->next = bss->r0kh_list;
992 	bss->r0kh_list = r0kh;
993 
994 	return 0;
995 }
996 
997 
998 static int add_r1kh(struct hostapd_bss_config *bss, char *value)
999 {
1000 	struct ft_remote_r1kh *r1kh;
1001 	char *pos, *next;
1002 
1003 	r1kh = os_zalloc(sizeof(*r1kh));
1004 	if (r1kh == NULL)
1005 		return -1;
1006 
1007 	/* 02:01:02:03:04:05 02:01:02:03:04:05
1008 	 * 000102030405060708090a0b0c0d0e0f */
1009 	pos = value;
1010 	next = os_strchr(pos, ' ');
1011 	if (next)
1012 		*next++ = '\0';
1013 	if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
1014 		wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
1015 		os_free(r1kh);
1016 		return -1;
1017 	}
1018 
1019 	pos = next;
1020 	next = os_strchr(pos, ' ');
1021 	if (next)
1022 		*next++ = '\0';
1023 	if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
1024 		wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
1025 		os_free(r1kh);
1026 		return -1;
1027 	}
1028 
1029 	pos = next;
1030 	if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
1031 		wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
1032 		os_free(r1kh);
1033 		return -1;
1034 	}
1035 
1036 	r1kh->next = bss->r1kh_list;
1037 	bss->r1kh_list = r1kh;
1038 
1039 	return 0;
1040 }
1041 #endif /* CONFIG_IEEE80211R */
1042 
1043 
1044 #ifdef CONFIG_IEEE80211N
1045 static int hostapd_config_ht_capab(struct hostapd_config *conf,
1046 				   const char *capab)
1047 {
1048 	if (os_strstr(capab, "[LDPC]"))
1049 		conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
1050 	if (os_strstr(capab, "[HT40-]")) {
1051 		conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1052 		conf->secondary_channel = -1;
1053 	}
1054 	if (os_strstr(capab, "[HT40+]")) {
1055 		conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1056 		conf->secondary_channel = 1;
1057 	}
1058 	if (os_strstr(capab, "[SMPS-STATIC]")) {
1059 		conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1060 		conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1061 	}
1062 	if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1063 		conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1064 		conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1065 	}
1066 	if (os_strstr(capab, "[GF]"))
1067 		conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1068 	if (os_strstr(capab, "[SHORT-GI-20]"))
1069 		conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1070 	if (os_strstr(capab, "[SHORT-GI-40]"))
1071 		conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1072 	if (os_strstr(capab, "[TX-STBC]"))
1073 		conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1074 	if (os_strstr(capab, "[RX-STBC1]")) {
1075 		conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1076 		conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1077 	}
1078 	if (os_strstr(capab, "[RX-STBC12]")) {
1079 		conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1080 		conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1081 	}
1082 	if (os_strstr(capab, "[RX-STBC123]")) {
1083 		conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1084 		conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1085 	}
1086 	if (os_strstr(capab, "[DELAYED-BA]"))
1087 		conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1088 	if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1089 		conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1090 	if (os_strstr(capab, "[DSSS_CCK-40]"))
1091 		conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1092 	if (os_strstr(capab, "[40-INTOLERANT]"))
1093 		conf->ht_capab |= HT_CAP_INFO_40MHZ_INTOLERANT;
1094 	if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1095 		conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1096 
1097 	return 0;
1098 }
1099 #endif /* CONFIG_IEEE80211N */
1100 
1101 
1102 #ifdef CONFIG_IEEE80211AC
1103 static int hostapd_config_vht_capab(struct hostapd_config *conf,
1104 				    const char *capab)
1105 {
1106 	if (os_strstr(capab, "[MAX-MPDU-7991]"))
1107 		conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991;
1108 	if (os_strstr(capab, "[MAX-MPDU-11454]"))
1109 		conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454;
1110 	if (os_strstr(capab, "[VHT160]"))
1111 		conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
1112 	if (os_strstr(capab, "[VHT160-80PLUS80]"))
1113 		conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
1114 	if (os_strstr(capab, "[RXLDPC]"))
1115 		conf->vht_capab |= VHT_CAP_RXLDPC;
1116 	if (os_strstr(capab, "[SHORT-GI-80]"))
1117 		conf->vht_capab |= VHT_CAP_SHORT_GI_80;
1118 	if (os_strstr(capab, "[SHORT-GI-160]"))
1119 		conf->vht_capab |= VHT_CAP_SHORT_GI_160;
1120 	if (os_strstr(capab, "[TX-STBC-2BY1]"))
1121 		conf->vht_capab |= VHT_CAP_TXSTBC;
1122 	if (os_strstr(capab, "[RX-STBC-1]"))
1123 		conf->vht_capab |= VHT_CAP_RXSTBC_1;
1124 	if (os_strstr(capab, "[RX-STBC-12]"))
1125 		conf->vht_capab |= VHT_CAP_RXSTBC_2;
1126 	if (os_strstr(capab, "[RX-STBC-123]"))
1127 		conf->vht_capab |= VHT_CAP_RXSTBC_3;
1128 	if (os_strstr(capab, "[RX-STBC-1234]"))
1129 		conf->vht_capab |= VHT_CAP_RXSTBC_4;
1130 	if (os_strstr(capab, "[SU-BEAMFORMER]"))
1131 		conf->vht_capab |= VHT_CAP_SU_BEAMFORMER_CAPABLE;
1132 	if (os_strstr(capab, "[SU-BEAMFORMEE]"))
1133 		conf->vht_capab |= VHT_CAP_SU_BEAMFORMEE_CAPABLE;
1134 	if (os_strstr(capab, "[BF-ANTENNA-2]") &&
1135 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1136 		conf->vht_capab |= (1 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1137 	if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") &&
1138 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1139 		conf->vht_capab |= (1 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1140 	if (os_strstr(capab, "[MU-BEAMFORMER]"))
1141 		conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE;
1142 	if (os_strstr(capab, "[MU-BEAMFORMEE]"))
1143 		conf->vht_capab |= VHT_CAP_MU_BEAMFORMEE_CAPABLE;
1144 	if (os_strstr(capab, "[VHT-TXOP-PS]"))
1145 		conf->vht_capab |= VHT_CAP_VHT_TXOP_PS;
1146 	if (os_strstr(capab, "[HTC-VHT]"))
1147 		conf->vht_capab |= VHT_CAP_HTC_VHT;
1148 	if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP7]"))
1149 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX;
1150 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP6]"))
1151 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_6;
1152 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP5]"))
1153 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_5;
1154 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP4]"))
1155 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_4;
1156 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP3]"))
1157 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_3;
1158 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP2]"))
1159 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_2;
1160 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP1]"))
1161 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_1;
1162 	if (os_strstr(capab, "[VHT-LINK-ADAPT2]") &&
1163 	    (conf->vht_capab & VHT_CAP_HTC_VHT))
1164 		conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB;
1165 	if (os_strstr(capab, "[VHT-LINK-ADAPT3]") &&
1166 	    (conf->vht_capab & VHT_CAP_HTC_VHT))
1167 		conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB;
1168 	if (os_strstr(capab, "[RX-ANTENNA-PATTERN]"))
1169 		conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN;
1170 	if (os_strstr(capab, "[TX-ANTENNA-PATTERN]"))
1171 		conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN;
1172 	return 0;
1173 }
1174 #endif /* CONFIG_IEEE80211AC */
1175 
1176 
1177 #ifdef CONFIG_INTERWORKING
1178 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos,
1179 				    int line)
1180 {
1181 	size_t len = os_strlen(pos);
1182 	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
1183 
1184 	struct hostapd_roaming_consortium *rc;
1185 
1186 	if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN ||
1187 	    hexstr2bin(pos, oi, len / 2)) {
1188 		wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium "
1189 			   "'%s'", line, pos);
1190 		return -1;
1191 	}
1192 	len /= 2;
1193 
1194 	rc = os_realloc_array(bss->roaming_consortium,
1195 			      bss->roaming_consortium_count + 1,
1196 			      sizeof(struct hostapd_roaming_consortium));
1197 	if (rc == NULL)
1198 		return -1;
1199 
1200 	os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len);
1201 	rc[bss->roaming_consortium_count].len = len;
1202 
1203 	bss->roaming_consortium = rc;
1204 	bss->roaming_consortium_count++;
1205 
1206 	return 0;
1207 }
1208 
1209 
1210 static int parse_lang_string(struct hostapd_lang_string **array,
1211 			     unsigned int *count, char *pos)
1212 {
1213 	char *sep, *str = NULL;
1214 	size_t clen, nlen, slen;
1215 	struct hostapd_lang_string *ls;
1216 	int ret = -1;
1217 
1218 	if (*pos == '"' || (*pos == 'P' && pos[1] == '"')) {
1219 		str = wpa_config_parse_string(pos, &slen);
1220 		if (!str)
1221 			return -1;
1222 		pos = str;
1223 	}
1224 
1225 	sep = os_strchr(pos, ':');
1226 	if (sep == NULL)
1227 		goto fail;
1228 	*sep++ = '\0';
1229 
1230 	clen = os_strlen(pos);
1231 	if (clen < 2 || clen > sizeof(ls->lang))
1232 		goto fail;
1233 	nlen = os_strlen(sep);
1234 	if (nlen > 252)
1235 		goto fail;
1236 
1237 	ls = os_realloc_array(*array, *count + 1,
1238 			      sizeof(struct hostapd_lang_string));
1239 	if (ls == NULL)
1240 		goto fail;
1241 
1242 	*array = ls;
1243 	ls = &(*array)[*count];
1244 	(*count)++;
1245 
1246 	os_memset(ls->lang, 0, sizeof(ls->lang));
1247 	os_memcpy(ls->lang, pos, clen);
1248 	ls->name_len = nlen;
1249 	os_memcpy(ls->name, sep, nlen);
1250 
1251 	ret = 0;
1252 fail:
1253 	os_free(str);
1254 	return ret;
1255 }
1256 
1257 
1258 static int parse_venue_name(struct hostapd_bss_config *bss, char *pos,
1259 			    int line)
1260 {
1261 	if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) {
1262 		wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'",
1263 			   line, pos);
1264 		return -1;
1265 	}
1266 	return 0;
1267 }
1268 
1269 
1270 static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf,
1271 			       int line)
1272 {
1273 	size_t count;
1274 	char *pos;
1275 	u8 *info = NULL, *ipos;
1276 
1277 	/* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */
1278 
1279 	count = 1;
1280 	for (pos = buf; *pos; pos++) {
1281 		if ((*pos < '0' || *pos > '9') && *pos != ';' && *pos != ',')
1282 			goto fail;
1283 		if (*pos == ';')
1284 			count++;
1285 	}
1286 	if (1 + count * 3 > 0x7f)
1287 		goto fail;
1288 
1289 	info = os_zalloc(2 + 3 + count * 3);
1290 	if (info == NULL)
1291 		return -1;
1292 
1293 	ipos = info;
1294 	*ipos++ = 0; /* GUD - Version 1 */
1295 	*ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */
1296 	*ipos++ = 0; /* PLMN List IEI */
1297 	/* ext(b8) | Length of PLMN List value contents(b7..1) */
1298 	*ipos++ = 1 + count * 3;
1299 	*ipos++ = count; /* Number of PLMNs */
1300 
1301 	pos = buf;
1302 	while (pos && *pos) {
1303 		char *mcc, *mnc;
1304 		size_t mnc_len;
1305 
1306 		mcc = pos;
1307 		mnc = os_strchr(pos, ',');
1308 		if (mnc == NULL)
1309 			goto fail;
1310 		*mnc++ = '\0';
1311 		pos = os_strchr(mnc, ';');
1312 		if (pos)
1313 			*pos++ = '\0';
1314 
1315 		mnc_len = os_strlen(mnc);
1316 		if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3))
1317 			goto fail;
1318 
1319 		/* BC coded MCC,MNC */
1320 		/* MCC digit 2 | MCC digit 1 */
1321 		*ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0');
1322 		/* MNC digit 3 | MCC digit 3 */
1323 		*ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) |
1324 			(mcc[2] - '0');
1325 		/* MNC digit 2 | MNC digit 1 */
1326 		*ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0');
1327 	}
1328 
1329 	os_free(bss->anqp_3gpp_cell_net);
1330 	bss->anqp_3gpp_cell_net = info;
1331 	bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count;
1332 	wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information",
1333 		    bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len);
1334 
1335 	return 0;
1336 
1337 fail:
1338 	wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s",
1339 		   line, buf);
1340 	os_free(info);
1341 	return -1;
1342 }
1343 
1344 
1345 static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line)
1346 {
1347 	struct hostapd_nai_realm_data *realm;
1348 	size_t i, j, len;
1349 	int *offsets;
1350 	char *pos, *end, *rpos;
1351 
1352 	offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS,
1353 			    sizeof(int));
1354 	if (offsets == NULL)
1355 		return -1;
1356 
1357 	for (i = 0; i < bss->nai_realm_count; i++) {
1358 		realm = &bss->nai_realm_data[i];
1359 		for (j = 0; j < MAX_NAI_REALMS; j++) {
1360 			offsets[i * MAX_NAI_REALMS + j] =
1361 				realm->realm[j] ?
1362 				realm->realm[j] - realm->realm_buf : -1;
1363 		}
1364 	}
1365 
1366 	realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1,
1367 				 sizeof(struct hostapd_nai_realm_data));
1368 	if (realm == NULL) {
1369 		os_free(offsets);
1370 		return -1;
1371 	}
1372 	bss->nai_realm_data = realm;
1373 
1374 	/* patch the pointers after realloc */
1375 	for (i = 0; i < bss->nai_realm_count; i++) {
1376 		realm = &bss->nai_realm_data[i];
1377 		for (j = 0; j < MAX_NAI_REALMS; j++) {
1378 			int offs = offsets[i * MAX_NAI_REALMS + j];
1379 			if (offs >= 0)
1380 				realm->realm[j] = realm->realm_buf + offs;
1381 			else
1382 				realm->realm[j] = NULL;
1383 		}
1384 	}
1385 	os_free(offsets);
1386 
1387 	realm = &bss->nai_realm_data[bss->nai_realm_count];
1388 	os_memset(realm, 0, sizeof(*realm));
1389 
1390 	pos = buf;
1391 	realm->encoding = atoi(pos);
1392 	pos = os_strchr(pos, ',');
1393 	if (pos == NULL)
1394 		goto fail;
1395 	pos++;
1396 
1397 	end = os_strchr(pos, ',');
1398 	if (end) {
1399 		len = end - pos;
1400 		*end = '\0';
1401 	} else {
1402 		len = os_strlen(pos);
1403 	}
1404 
1405 	if (len > MAX_NAI_REALMLEN) {
1406 		wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d "
1407 			   "characters)", (int) len, MAX_NAI_REALMLEN);
1408 		goto fail;
1409 	}
1410 	os_memcpy(realm->realm_buf, pos, len);
1411 
1412 	if (end)
1413 		pos = end + 1;
1414 	else
1415 		pos = NULL;
1416 
1417 	while (pos && *pos) {
1418 		struct hostapd_nai_realm_eap *eap;
1419 
1420 		if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) {
1421 			wpa_printf(MSG_ERROR, "Too many EAP methods");
1422 			goto fail;
1423 		}
1424 
1425 		eap = &realm->eap_method[realm->eap_method_count];
1426 		realm->eap_method_count++;
1427 
1428 		end = os_strchr(pos, ',');
1429 		if (end == NULL)
1430 			end = pos + os_strlen(pos);
1431 
1432 		eap->eap_method = atoi(pos);
1433 		for (;;) {
1434 			pos = os_strchr(pos, '[');
1435 			if (pos == NULL || pos > end)
1436 				break;
1437 			pos++;
1438 			if (eap->num_auths >= MAX_NAI_AUTH_TYPES) {
1439 				wpa_printf(MSG_ERROR, "Too many auth params");
1440 				goto fail;
1441 			}
1442 			eap->auth_id[eap->num_auths] = atoi(pos);
1443 			pos = os_strchr(pos, ':');
1444 			if (pos == NULL || pos > end)
1445 				goto fail;
1446 			pos++;
1447 			eap->auth_val[eap->num_auths] = atoi(pos);
1448 			pos = os_strchr(pos, ']');
1449 			if (pos == NULL || pos > end)
1450 				goto fail;
1451 			pos++;
1452 			eap->num_auths++;
1453 		}
1454 
1455 		if (*end != ',')
1456 			break;
1457 
1458 		pos = end + 1;
1459 	}
1460 
1461 	/* Split realm list into null terminated realms */
1462 	rpos = realm->realm_buf;
1463 	i = 0;
1464 	while (*rpos) {
1465 		if (i >= MAX_NAI_REALMS) {
1466 			wpa_printf(MSG_ERROR, "Too many realms");
1467 			goto fail;
1468 		}
1469 		realm->realm[i++] = rpos;
1470 		rpos = os_strchr(rpos, ';');
1471 		if (rpos == NULL)
1472 			break;
1473 		*rpos++ = '\0';
1474 	}
1475 
1476 	bss->nai_realm_count++;
1477 
1478 	return 0;
1479 
1480 fail:
1481 	wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf);
1482 	return -1;
1483 }
1484 
1485 
1486 static int parse_qos_map_set(struct hostapd_bss_config *bss,
1487 			     char *buf, int line)
1488 {
1489 	u8 qos_map_set[16 + 2 * 21], count = 0;
1490 	char *pos = buf;
1491 	int val;
1492 
1493 	for (;;) {
1494 		if (count == sizeof(qos_map_set)) {
1495 			wpa_printf(MSG_ERROR, "Line %d: Too many qos_map_set "
1496 				   "parameters '%s'", line, buf);
1497 			return -1;
1498 		}
1499 
1500 		val = atoi(pos);
1501 		if (val > 255 || val < 0) {
1502 			wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set "
1503 				   "'%s'", line, buf);
1504 			return -1;
1505 		}
1506 
1507 		qos_map_set[count++] = val;
1508 		pos = os_strchr(pos, ',');
1509 		if (!pos)
1510 			break;
1511 		pos++;
1512 	}
1513 
1514 	if (count < 16 || count & 1) {
1515 		wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set '%s'",
1516 			   line, buf);
1517 		return -1;
1518 	}
1519 
1520 	os_memcpy(bss->qos_map_set, qos_map_set, count);
1521 	bss->qos_map_set_len = count;
1522 
1523 	return 0;
1524 }
1525 
1526 #endif /* CONFIG_INTERWORKING */
1527 
1528 
1529 #ifdef CONFIG_HS20
1530 static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf,
1531 				 int line)
1532 {
1533 	u8 *conn_cap;
1534 	char *pos;
1535 
1536 	if (bss->hs20_connection_capability_len >= 0xfff0)
1537 		return -1;
1538 
1539 	conn_cap = os_realloc(bss->hs20_connection_capability,
1540 			      bss->hs20_connection_capability_len + 4);
1541 	if (conn_cap == NULL)
1542 		return -1;
1543 
1544 	bss->hs20_connection_capability = conn_cap;
1545 	conn_cap += bss->hs20_connection_capability_len;
1546 	pos = buf;
1547 	conn_cap[0] = atoi(pos);
1548 	pos = os_strchr(pos, ':');
1549 	if (pos == NULL)
1550 		return -1;
1551 	pos++;
1552 	WPA_PUT_LE16(conn_cap + 1, atoi(pos));
1553 	pos = os_strchr(pos, ':');
1554 	if (pos == NULL)
1555 		return -1;
1556 	pos++;
1557 	conn_cap[3] = atoi(pos);
1558 	bss->hs20_connection_capability_len += 4;
1559 
1560 	return 0;
1561 }
1562 
1563 
1564 static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf,
1565 				  int line)
1566 {
1567 	u8 *wan_metrics;
1568 	char *pos;
1569 
1570 	/* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */
1571 
1572 	wan_metrics = os_zalloc(13);
1573 	if (wan_metrics == NULL)
1574 		return -1;
1575 
1576 	pos = buf;
1577 	/* WAN Info */
1578 	if (hexstr2bin(pos, wan_metrics, 1) < 0)
1579 		goto fail;
1580 	pos += 2;
1581 	if (*pos != ':')
1582 		goto fail;
1583 	pos++;
1584 
1585 	/* Downlink Speed */
1586 	WPA_PUT_LE32(wan_metrics + 1, atoi(pos));
1587 	pos = os_strchr(pos, ':');
1588 	if (pos == NULL)
1589 		goto fail;
1590 	pos++;
1591 
1592 	/* Uplink Speed */
1593 	WPA_PUT_LE32(wan_metrics + 5, atoi(pos));
1594 	pos = os_strchr(pos, ':');
1595 	if (pos == NULL)
1596 		goto fail;
1597 	pos++;
1598 
1599 	/* Downlink Load */
1600 	wan_metrics[9] = atoi(pos);
1601 	pos = os_strchr(pos, ':');
1602 	if (pos == NULL)
1603 		goto fail;
1604 	pos++;
1605 
1606 	/* Uplink Load */
1607 	wan_metrics[10] = atoi(pos);
1608 	pos = os_strchr(pos, ':');
1609 	if (pos == NULL)
1610 		goto fail;
1611 	pos++;
1612 
1613 	/* LMD */
1614 	WPA_PUT_LE16(wan_metrics + 11, atoi(pos));
1615 
1616 	os_free(bss->hs20_wan_metrics);
1617 	bss->hs20_wan_metrics = wan_metrics;
1618 
1619 	return 0;
1620 
1621 fail:
1622 	wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'",
1623 		   line, buf);
1624 	os_free(wan_metrics);
1625 	return -1;
1626 }
1627 
1628 
1629 static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
1630 					 char *pos, int line)
1631 {
1632 	if (parse_lang_string(&bss->hs20_oper_friendly_name,
1633 			      &bss->hs20_oper_friendly_name_count, pos)) {
1634 		wpa_printf(MSG_ERROR, "Line %d: Invalid "
1635 			   "hs20_oper_friendly_name '%s'", line, pos);
1636 		return -1;
1637 	}
1638 	return 0;
1639 }
1640 
1641 
1642 static int hs20_parse_icon(struct hostapd_bss_config *bss, char *pos)
1643 {
1644 	struct hs20_icon *icon;
1645 	char *end;
1646 
1647 	icon = os_realloc_array(bss->hs20_icons, bss->hs20_icons_count + 1,
1648 				sizeof(struct hs20_icon));
1649 	if (icon == NULL)
1650 		return -1;
1651 	bss->hs20_icons = icon;
1652 	icon = &bss->hs20_icons[bss->hs20_icons_count];
1653 	os_memset(icon, 0, sizeof(*icon));
1654 
1655 	icon->width = atoi(pos);
1656 	pos = os_strchr(pos, ':');
1657 	if (pos == NULL)
1658 		return -1;
1659 	pos++;
1660 
1661 	icon->height = atoi(pos);
1662 	pos = os_strchr(pos, ':');
1663 	if (pos == NULL)
1664 		return -1;
1665 	pos++;
1666 
1667 	end = os_strchr(pos, ':');
1668 	if (end == NULL || end - pos > 3)
1669 		return -1;
1670 	os_memcpy(icon->language, pos, end - pos);
1671 	pos = end + 1;
1672 
1673 	end = os_strchr(pos, ':');
1674 	if (end == NULL || end - pos > 255)
1675 		return -1;
1676 	os_memcpy(icon->type, pos, end - pos);
1677 	pos = end + 1;
1678 
1679 	end = os_strchr(pos, ':');
1680 	if (end == NULL || end - pos > 255)
1681 		return -1;
1682 	os_memcpy(icon->name, pos, end - pos);
1683 	pos = end + 1;
1684 
1685 	if (os_strlen(pos) > 255)
1686 		return -1;
1687 	os_memcpy(icon->file, pos, os_strlen(pos));
1688 
1689 	bss->hs20_icons_count++;
1690 
1691 	return 0;
1692 }
1693 
1694 
1695 static int hs20_parse_osu_ssid(struct hostapd_bss_config *bss,
1696 			       char *pos, int line)
1697 {
1698 	size_t slen;
1699 	char *str;
1700 
1701 	str = wpa_config_parse_string(pos, &slen);
1702 	if (str == NULL || slen < 1 || slen > HOSTAPD_MAX_SSID_LEN) {
1703 		wpa_printf(MSG_ERROR, "Line %d: Invalid SSID '%s'", line, pos);
1704 		os_free(str);
1705 		return -1;
1706 	}
1707 
1708 	os_memcpy(bss->osu_ssid, str, slen);
1709 	bss->osu_ssid_len = slen;
1710 	os_free(str);
1711 
1712 	return 0;
1713 }
1714 
1715 
1716 static int hs20_parse_osu_server_uri(struct hostapd_bss_config *bss,
1717 				     char *pos, int line)
1718 {
1719 	struct hs20_osu_provider *p;
1720 
1721 	p = os_realloc_array(bss->hs20_osu_providers,
1722 			     bss->hs20_osu_providers_count + 1, sizeof(*p));
1723 	if (p == NULL)
1724 		return -1;
1725 
1726 	bss->hs20_osu_providers = p;
1727 	bss->last_osu = &bss->hs20_osu_providers[bss->hs20_osu_providers_count];
1728 	bss->hs20_osu_providers_count++;
1729 	os_memset(bss->last_osu, 0, sizeof(*p));
1730 	bss->last_osu->server_uri = os_strdup(pos);
1731 
1732 	return 0;
1733 }
1734 
1735 
1736 static int hs20_parse_osu_friendly_name(struct hostapd_bss_config *bss,
1737 					char *pos, int line)
1738 {
1739 	if (bss->last_osu == NULL) {
1740 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1741 		return -1;
1742 	}
1743 
1744 	if (parse_lang_string(&bss->last_osu->friendly_name,
1745 			      &bss->last_osu->friendly_name_count, pos)) {
1746 		wpa_printf(MSG_ERROR, "Line %d: Invalid osu_friendly_name '%s'",
1747 			   line, pos);
1748 		return -1;
1749 	}
1750 
1751 	return 0;
1752 }
1753 
1754 
1755 static int hs20_parse_osu_nai(struct hostapd_bss_config *bss,
1756 			      char *pos, int line)
1757 {
1758 	if (bss->last_osu == NULL) {
1759 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1760 		return -1;
1761 	}
1762 
1763 	os_free(bss->last_osu->osu_nai);
1764 	bss->last_osu->osu_nai = os_strdup(pos);
1765 	if (bss->last_osu->osu_nai == NULL)
1766 		return -1;
1767 
1768 	return 0;
1769 }
1770 
1771 
1772 static int hs20_parse_osu_method_list(struct hostapd_bss_config *bss, char *pos,
1773 				      int line)
1774 {
1775 	if (bss->last_osu == NULL) {
1776 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1777 		return -1;
1778 	}
1779 
1780 	if (hostapd_parse_intlist(&bss->last_osu->method_list, pos)) {
1781 		wpa_printf(MSG_ERROR, "Line %d: Invalid osu_method_list", line);
1782 		return -1;
1783 	}
1784 
1785 	return 0;
1786 }
1787 
1788 
1789 static int hs20_parse_osu_icon(struct hostapd_bss_config *bss, char *pos,
1790 			       int line)
1791 {
1792 	char **n;
1793 	struct hs20_osu_provider *p = bss->last_osu;
1794 
1795 	if (p == NULL) {
1796 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1797 		return -1;
1798 	}
1799 
1800 	n = os_realloc_array(p->icons, p->icons_count + 1, sizeof(char *));
1801 	if (n == NULL)
1802 		return -1;
1803 	p->icons = n;
1804 	p->icons[p->icons_count] = os_strdup(pos);
1805 	if (p->icons[p->icons_count] == NULL)
1806 		return -1;
1807 	p->icons_count++;
1808 
1809 	return 0;
1810 }
1811 
1812 
1813 static int hs20_parse_osu_service_desc(struct hostapd_bss_config *bss,
1814 				       char *pos, int line)
1815 {
1816 	if (bss->last_osu == NULL) {
1817 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1818 		return -1;
1819 	}
1820 
1821 	if (parse_lang_string(&bss->last_osu->service_desc,
1822 			      &bss->last_osu->service_desc_count, pos)) {
1823 		wpa_printf(MSG_ERROR, "Line %d: Invalid osu_service_desc '%s'",
1824 			   line, pos);
1825 		return -1;
1826 	}
1827 
1828 	return 0;
1829 }
1830 
1831 #endif /* CONFIG_HS20 */
1832 
1833 
1834 #ifdef CONFIG_WPS_NFC
1835 static struct wpabuf * hostapd_parse_bin(const char *buf)
1836 {
1837 	size_t len;
1838 	struct wpabuf *ret;
1839 
1840 	len = os_strlen(buf);
1841 	if (len & 0x01)
1842 		return NULL;
1843 	len /= 2;
1844 
1845 	ret = wpabuf_alloc(len);
1846 	if (ret == NULL)
1847 		return NULL;
1848 
1849 	if (hexstr2bin(buf, wpabuf_put(ret, len), len)) {
1850 		wpabuf_free(ret);
1851 		return NULL;
1852 	}
1853 
1854 	return ret;
1855 }
1856 #endif /* CONFIG_WPS_NFC */
1857 
1858 
1859 #ifdef CONFIG_ACS
1860 static int hostapd_config_parse_acs_chan_bias(struct hostapd_config *conf,
1861 					      char *pos)
1862 {
1863 	struct acs_bias *bias = NULL, *tmp;
1864 	unsigned int num = 0;
1865 	char *end;
1866 
1867 	while (*pos) {
1868 		tmp = os_realloc_array(bias, num + 1, sizeof(*bias));
1869 		if (!tmp)
1870 			goto fail;
1871 		bias = tmp;
1872 
1873 		bias[num].channel = atoi(pos);
1874 		if (bias[num].channel <= 0)
1875 			goto fail;
1876 		pos = os_strchr(pos, ':');
1877 		if (!pos)
1878 			goto fail;
1879 		pos++;
1880 		bias[num].bias = strtod(pos, &end);
1881 		if (end == pos || bias[num].bias < 0.0)
1882 			goto fail;
1883 		pos = end;
1884 		if (*pos != ' ' && *pos != '\0')
1885 			goto fail;
1886 		num++;
1887 	}
1888 
1889 	os_free(conf->acs_chan_bias);
1890 	conf->acs_chan_bias = bias;
1891 	conf->num_acs_chan_bias = num;
1892 
1893 	return 0;
1894 fail:
1895 	os_free(bias);
1896 	return -1;
1897 }
1898 #endif /* CONFIG_ACS */
1899 
1900 
1901 static int hostapd_config_fill(struct hostapd_config *conf,
1902 			       struct hostapd_bss_config *bss,
1903 			       char *buf, char *pos, int line)
1904 {
1905 	if (os_strcmp(buf, "interface") == 0) {
1906 		os_strlcpy(conf->bss[0]->iface, pos,
1907 			   sizeof(conf->bss[0]->iface));
1908 	} else if (os_strcmp(buf, "bridge") == 0) {
1909 		os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1910 	} else if (os_strcmp(buf, "vlan_bridge") == 0) {
1911 		os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge));
1912 	} else if (os_strcmp(buf, "wds_bridge") == 0) {
1913 		os_strlcpy(bss->wds_bridge, pos, sizeof(bss->wds_bridge));
1914 	} else if (os_strcmp(buf, "driver") == 0) {
1915 		int j;
1916 		/* clear to get error below if setting is invalid */
1917 		conf->driver = NULL;
1918 		for (j = 0; wpa_drivers[j]; j++) {
1919 			if (os_strcmp(pos, wpa_drivers[j]->name) == 0) {
1920 				conf->driver = wpa_drivers[j];
1921 				break;
1922 			}
1923 		}
1924 		if (conf->driver == NULL) {
1925 			wpa_printf(MSG_ERROR,
1926 				   "Line %d: invalid/unknown driver '%s'",
1927 				   line, pos);
1928 			return 1;
1929 		}
1930 	} else if (os_strcmp(buf, "driver_params") == 0) {
1931 		os_free(conf->driver_params);
1932 		conf->driver_params = os_strdup(pos);
1933 	} else if (os_strcmp(buf, "debug") == 0) {
1934 		wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' configuration variable is not used anymore",
1935 			   line);
1936 	} else if (os_strcmp(buf, "logger_syslog_level") == 0) {
1937 		bss->logger_syslog_level = atoi(pos);
1938 	} else if (os_strcmp(buf, "logger_stdout_level") == 0) {
1939 		bss->logger_stdout_level = atoi(pos);
1940 	} else if (os_strcmp(buf, "logger_syslog") == 0) {
1941 		bss->logger_syslog = atoi(pos);
1942 	} else if (os_strcmp(buf, "logger_stdout") == 0) {
1943 		bss->logger_stdout = atoi(pos);
1944 	} else if (os_strcmp(buf, "dump_file") == 0) {
1945 		wpa_printf(MSG_INFO, "Line %d: DEPRECATED: 'dump_file' configuration variable is not used anymore",
1946 			   line);
1947 	} else if (os_strcmp(buf, "ssid") == 0) {
1948 		bss->ssid.ssid_len = os_strlen(pos);
1949 		if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN ||
1950 		    bss->ssid.ssid_len < 1) {
1951 			wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
1952 				   line, pos);
1953 			return 1;
1954 		}
1955 		os_memcpy(bss->ssid.ssid, pos, bss->ssid.ssid_len);
1956 		bss->ssid.ssid_set = 1;
1957 	} else if (os_strcmp(buf, "ssid2") == 0) {
1958 		size_t slen;
1959 		char *str = wpa_config_parse_string(pos, &slen);
1960 		if (str == NULL || slen < 1 || slen > HOSTAPD_MAX_SSID_LEN) {
1961 			wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
1962 				   line, pos);
1963 			os_free(str);
1964 			return 1;
1965 		}
1966 		os_memcpy(bss->ssid.ssid, str, slen);
1967 		bss->ssid.ssid_len = slen;
1968 		bss->ssid.ssid_set = 1;
1969 		os_free(str);
1970 	} else if (os_strcmp(buf, "utf8_ssid") == 0) {
1971 		bss->ssid.utf8_ssid = atoi(pos) > 0;
1972 	} else if (os_strcmp(buf, "macaddr_acl") == 0) {
1973 		bss->macaddr_acl = atoi(pos);
1974 		if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
1975 		    bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
1976 		    bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
1977 			wpa_printf(MSG_ERROR, "Line %d: unknown macaddr_acl %d",
1978 				   line, bss->macaddr_acl);
1979 		}
1980 	} else if (os_strcmp(buf, "accept_mac_file") == 0) {
1981 		if (hostapd_config_read_maclist(pos, &bss->accept_mac,
1982 						&bss->num_accept_mac)) {
1983 			wpa_printf(MSG_ERROR, "Line %d: Failed to read accept_mac_file '%s'",
1984 				   line, pos);
1985 			return 1;
1986 		}
1987 	} else if (os_strcmp(buf, "deny_mac_file") == 0) {
1988 		if (hostapd_config_read_maclist(pos, &bss->deny_mac,
1989 						&bss->num_deny_mac)) {
1990 			wpa_printf(MSG_ERROR, "Line %d: Failed to read deny_mac_file '%s'",
1991 				   line, pos);
1992 			return 1;
1993 		}
1994 	} else if (os_strcmp(buf, "wds_sta") == 0) {
1995 		bss->wds_sta = atoi(pos);
1996 	} else if (os_strcmp(buf, "start_disabled") == 0) {
1997 		bss->start_disabled = atoi(pos);
1998 	} else if (os_strcmp(buf, "ap_isolate") == 0) {
1999 		bss->isolate = atoi(pos);
2000 	} else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
2001 		bss->ap_max_inactivity = atoi(pos);
2002 	} else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
2003 		bss->skip_inactivity_poll = atoi(pos);
2004 	} else if (os_strcmp(buf, "country_code") == 0) {
2005 		os_memcpy(conf->country, pos, 2);
2006 		/* FIX: make this configurable */
2007 		conf->country[2] = ' ';
2008 	} else if (os_strcmp(buf, "ieee80211d") == 0) {
2009 		conf->ieee80211d = atoi(pos);
2010 	} else if (os_strcmp(buf, "ieee80211h") == 0) {
2011 		conf->ieee80211h = atoi(pos);
2012 	} else if (os_strcmp(buf, "ieee8021x") == 0) {
2013 		bss->ieee802_1x = atoi(pos);
2014 	} else if (os_strcmp(buf, "eapol_version") == 0) {
2015 		bss->eapol_version = atoi(pos);
2016 		if (bss->eapol_version < 1 || bss->eapol_version > 2) {
2017 			wpa_printf(MSG_ERROR,
2018 				   "Line %d: invalid EAPOL version (%d): '%s'.",
2019 				   line, bss->eapol_version, pos);
2020 			return 1;
2021 		}
2022 		wpa_printf(MSG_DEBUG, "eapol_version=%d", bss->eapol_version);
2023 #ifdef EAP_SERVER
2024 	} else if (os_strcmp(buf, "eap_authenticator") == 0) {
2025 		bss->eap_server = atoi(pos);
2026 		wpa_printf(MSG_ERROR, "Line %d: obsolete eap_authenticator used; this has been renamed to eap_server", line);
2027 	} else if (os_strcmp(buf, "eap_server") == 0) {
2028 		bss->eap_server = atoi(pos);
2029 	} else if (os_strcmp(buf, "eap_user_file") == 0) {
2030 		if (hostapd_config_read_eap_user(pos, bss))
2031 			return 1;
2032 	} else if (os_strcmp(buf, "ca_cert") == 0) {
2033 		os_free(bss->ca_cert);
2034 		bss->ca_cert = os_strdup(pos);
2035 	} else if (os_strcmp(buf, "server_cert") == 0) {
2036 		os_free(bss->server_cert);
2037 		bss->server_cert = os_strdup(pos);
2038 	} else if (os_strcmp(buf, "private_key") == 0) {
2039 		os_free(bss->private_key);
2040 		bss->private_key = os_strdup(pos);
2041 	} else if (os_strcmp(buf, "private_key_passwd") == 0) {
2042 		os_free(bss->private_key_passwd);
2043 		bss->private_key_passwd = os_strdup(pos);
2044 	} else if (os_strcmp(buf, "check_crl") == 0) {
2045 		bss->check_crl = atoi(pos);
2046 	} else if (os_strcmp(buf, "ocsp_stapling_response") == 0) {
2047 		os_free(bss->ocsp_stapling_response);
2048 		bss->ocsp_stapling_response = os_strdup(pos);
2049 	} else if (os_strcmp(buf, "dh_file") == 0) {
2050 		os_free(bss->dh_file);
2051 		bss->dh_file = os_strdup(pos);
2052 	} else if (os_strcmp(buf, "openssl_ciphers") == 0) {
2053 		os_free(bss->openssl_ciphers);
2054 		bss->openssl_ciphers = os_strdup(pos);
2055 	} else if (os_strcmp(buf, "fragment_size") == 0) {
2056 		bss->fragment_size = atoi(pos);
2057 #ifdef EAP_SERVER_FAST
2058 	} else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
2059 		os_free(bss->pac_opaque_encr_key);
2060 		bss->pac_opaque_encr_key = os_malloc(16);
2061 		if (bss->pac_opaque_encr_key == NULL) {
2062 			wpa_printf(MSG_ERROR,
2063 				   "Line %d: No memory for pac_opaque_encr_key",
2064 				   line);
2065 			return 1;
2066 		} else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 16)) {
2067 			wpa_printf(MSG_ERROR, "Line %d: Invalid pac_opaque_encr_key",
2068 				   line);
2069 			return 1;
2070 		}
2071 	} else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
2072 		size_t idlen = os_strlen(pos);
2073 		if (idlen & 1) {
2074 			wpa_printf(MSG_ERROR, "Line %d: Invalid eap_fast_a_id",
2075 				   line);
2076 			return 1;
2077 		}
2078 		os_free(bss->eap_fast_a_id);
2079 		bss->eap_fast_a_id = os_malloc(idlen / 2);
2080 		if (bss->eap_fast_a_id == NULL ||
2081 		    hexstr2bin(pos, bss->eap_fast_a_id, idlen / 2)) {
2082 			wpa_printf(MSG_ERROR, "Line %d: Failed to parse eap_fast_a_id",
2083 				   line);
2084 			os_free(bss->eap_fast_a_id);
2085 			bss->eap_fast_a_id = NULL;
2086 			return 1;
2087 		} else {
2088 			bss->eap_fast_a_id_len = idlen / 2;
2089 		}
2090 	} else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
2091 		os_free(bss->eap_fast_a_id_info);
2092 		bss->eap_fast_a_id_info = os_strdup(pos);
2093 	} else if (os_strcmp(buf, "eap_fast_prov") == 0) {
2094 		bss->eap_fast_prov = atoi(pos);
2095 	} else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
2096 		bss->pac_key_lifetime = atoi(pos);
2097 	} else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
2098 		bss->pac_key_refresh_time = atoi(pos);
2099 #endif /* EAP_SERVER_FAST */
2100 #ifdef EAP_SERVER_SIM
2101 	} else if (os_strcmp(buf, "eap_sim_db") == 0) {
2102 		os_free(bss->eap_sim_db);
2103 		bss->eap_sim_db = os_strdup(pos);
2104 	} else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
2105 		bss->eap_sim_aka_result_ind = atoi(pos);
2106 #endif /* EAP_SERVER_SIM */
2107 #ifdef EAP_SERVER_TNC
2108 	} else if (os_strcmp(buf, "tnc") == 0) {
2109 		bss->tnc = atoi(pos);
2110 #endif /* EAP_SERVER_TNC */
2111 #ifdef EAP_SERVER_PWD
2112 	} else if (os_strcmp(buf, "pwd_group") == 0) {
2113 		bss->pwd_group = atoi(pos);
2114 #endif /* EAP_SERVER_PWD */
2115 	} else if (os_strcmp(buf, "eap_server_erp") == 0) {
2116 		bss->eap_server_erp = atoi(pos);
2117 #endif /* EAP_SERVER */
2118 	} else if (os_strcmp(buf, "eap_message") == 0) {
2119 		char *term;
2120 		os_free(bss->eap_req_id_text);
2121 		bss->eap_req_id_text = os_strdup(pos);
2122 		if (bss->eap_req_id_text == NULL) {
2123 			wpa_printf(MSG_ERROR, "Line %d: Failed to allocate memory for eap_req_id_text",
2124 				   line);
2125 			return 1;
2126 		}
2127 		bss->eap_req_id_text_len = os_strlen(bss->eap_req_id_text);
2128 		term = os_strstr(bss->eap_req_id_text, "\\0");
2129 		if (term) {
2130 			*term++ = '\0';
2131 			os_memmove(term, term + 1,
2132 				   bss->eap_req_id_text_len -
2133 				   (term - bss->eap_req_id_text) - 1);
2134 			bss->eap_req_id_text_len--;
2135 		}
2136 	} else if (os_strcmp(buf, "erp_send_reauth_start") == 0) {
2137 		bss->erp_send_reauth_start = atoi(pos);
2138 	} else if (os_strcmp(buf, "erp_domain") == 0) {
2139 		os_free(bss->erp_domain);
2140 		bss->erp_domain = os_strdup(pos);
2141 	} else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
2142 		bss->default_wep_key_len = atoi(pos);
2143 		if (bss->default_wep_key_len > 13) {
2144 			wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %lu (= %lu bits)",
2145 				   line,
2146 				   (unsigned long) bss->default_wep_key_len,
2147 				   (unsigned long)
2148 				   bss->default_wep_key_len * 8);
2149 			return 1;
2150 		}
2151 	} else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
2152 		bss->individual_wep_key_len = atoi(pos);
2153 		if (bss->individual_wep_key_len < 0 ||
2154 		    bss->individual_wep_key_len > 13) {
2155 			wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %d (= %d bits)",
2156 				   line, bss->individual_wep_key_len,
2157 				   bss->individual_wep_key_len * 8);
2158 			return 1;
2159 		}
2160 	} else if (os_strcmp(buf, "wep_rekey_period") == 0) {
2161 		bss->wep_rekeying_period = atoi(pos);
2162 		if (bss->wep_rekeying_period < 0) {
2163 			wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2164 				   line, bss->wep_rekeying_period);
2165 			return 1;
2166 		}
2167 	} else if (os_strcmp(buf, "eap_reauth_period") == 0) {
2168 		bss->eap_reauth_period = atoi(pos);
2169 		if (bss->eap_reauth_period < 0) {
2170 			wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2171 				   line, bss->eap_reauth_period);
2172 			return 1;
2173 		}
2174 	} else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
2175 		bss->eapol_key_index_workaround = atoi(pos);
2176 #ifdef CONFIG_IAPP
2177 	} else if (os_strcmp(buf, "iapp_interface") == 0) {
2178 		bss->ieee802_11f = 1;
2179 		os_strlcpy(bss->iapp_iface, pos, sizeof(bss->iapp_iface));
2180 #endif /* CONFIG_IAPP */
2181 	} else if (os_strcmp(buf, "own_ip_addr") == 0) {
2182 		if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
2183 			wpa_printf(MSG_ERROR,
2184 				   "Line %d: invalid IP address '%s'",
2185 				   line, pos);
2186 			return 1;
2187 		}
2188 	} else if (os_strcmp(buf, "nas_identifier") == 0) {
2189 		os_free(bss->nas_identifier);
2190 		bss->nas_identifier = os_strdup(pos);
2191 #ifndef CONFIG_NO_RADIUS
2192 	} else if (os_strcmp(buf, "radius_client_addr") == 0) {
2193 		if (hostapd_parse_ip_addr(pos, &bss->radius->client_addr)) {
2194 			wpa_printf(MSG_ERROR,
2195 				   "Line %d: invalid IP address '%s'",
2196 				   line, pos);
2197 			return 1;
2198 		}
2199 		bss->radius->force_client_addr = 1;
2200 	} else if (os_strcmp(buf, "auth_server_addr") == 0) {
2201 		if (hostapd_config_read_radius_addr(
2202 			    &bss->radius->auth_servers,
2203 			    &bss->radius->num_auth_servers, pos, 1812,
2204 			    &bss->radius->auth_server)) {
2205 			wpa_printf(MSG_ERROR,
2206 				   "Line %d: invalid IP address '%s'",
2207 				   line, pos);
2208 			return 1;
2209 		}
2210 	} else if (bss->radius->auth_server &&
2211 		   os_strcmp(buf, "auth_server_addr_replace") == 0) {
2212 		if (hostapd_parse_ip_addr(pos,
2213 					  &bss->radius->auth_server->addr)) {
2214 			wpa_printf(MSG_ERROR,
2215 				   "Line %d: invalid IP address '%s'",
2216 				   line, pos);
2217 			return 1;
2218 		}
2219 	} else if (bss->radius->auth_server &&
2220 		   os_strcmp(buf, "auth_server_port") == 0) {
2221 		bss->radius->auth_server->port = atoi(pos);
2222 	} else if (bss->radius->auth_server &&
2223 		   os_strcmp(buf, "auth_server_shared_secret") == 0) {
2224 		int len = os_strlen(pos);
2225 		if (len == 0) {
2226 			/* RFC 2865, Ch. 3 */
2227 			wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2228 				   line);
2229 			return 1;
2230 		}
2231 		os_free(bss->radius->auth_server->shared_secret);
2232 		bss->radius->auth_server->shared_secret = (u8 *) os_strdup(pos);
2233 		bss->radius->auth_server->shared_secret_len = len;
2234 	} else if (os_strcmp(buf, "acct_server_addr") == 0) {
2235 		if (hostapd_config_read_radius_addr(
2236 			    &bss->radius->acct_servers,
2237 			    &bss->radius->num_acct_servers, pos, 1813,
2238 			    &bss->radius->acct_server)) {
2239 			wpa_printf(MSG_ERROR,
2240 				   "Line %d: invalid IP address '%s'",
2241 				   line, pos);
2242 			return 1;
2243 		}
2244 	} else if (bss->radius->acct_server &&
2245 		   os_strcmp(buf, "acct_server_addr_replace") == 0) {
2246 		if (hostapd_parse_ip_addr(pos,
2247 					  &bss->radius->acct_server->addr)) {
2248 			wpa_printf(MSG_ERROR,
2249 				   "Line %d: invalid IP address '%s'",
2250 				   line, pos);
2251 			return 1;
2252 		}
2253 	} else if (bss->radius->acct_server &&
2254 		   os_strcmp(buf, "acct_server_port") == 0) {
2255 		bss->radius->acct_server->port = atoi(pos);
2256 	} else if (bss->radius->acct_server &&
2257 		   os_strcmp(buf, "acct_server_shared_secret") == 0) {
2258 		int len = os_strlen(pos);
2259 		if (len == 0) {
2260 			/* RFC 2865, Ch. 3 */
2261 			wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2262 				   line);
2263 			return 1;
2264 		}
2265 		os_free(bss->radius->acct_server->shared_secret);
2266 		bss->radius->acct_server->shared_secret = (u8 *) os_strdup(pos);
2267 		bss->radius->acct_server->shared_secret_len = len;
2268 	} else if (os_strcmp(buf, "radius_retry_primary_interval") == 0) {
2269 		bss->radius->retry_primary_interval = atoi(pos);
2270 	} else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) {
2271 		bss->acct_interim_interval = atoi(pos);
2272 	} else if (os_strcmp(buf, "radius_request_cui") == 0) {
2273 		bss->radius_request_cui = atoi(pos);
2274 	} else if (os_strcmp(buf, "radius_auth_req_attr") == 0) {
2275 		struct hostapd_radius_attr *attr, *a;
2276 		attr = hostapd_parse_radius_attr(pos);
2277 		if (attr == NULL) {
2278 			wpa_printf(MSG_ERROR,
2279 				   "Line %d: invalid radius_auth_req_attr",
2280 				   line);
2281 			return 1;
2282 		} else if (bss->radius_auth_req_attr == NULL) {
2283 			bss->radius_auth_req_attr = attr;
2284 		} else {
2285 			a = bss->radius_auth_req_attr;
2286 			while (a->next)
2287 				a = a->next;
2288 			a->next = attr;
2289 		}
2290 	} else if (os_strcmp(buf, "radius_acct_req_attr") == 0) {
2291 		struct hostapd_radius_attr *attr, *a;
2292 		attr = hostapd_parse_radius_attr(pos);
2293 		if (attr == NULL) {
2294 			wpa_printf(MSG_ERROR,
2295 				   "Line %d: invalid radius_acct_req_attr",
2296 				   line);
2297 			return 1;
2298 		} else if (bss->radius_acct_req_attr == NULL) {
2299 			bss->radius_acct_req_attr = attr;
2300 		} else {
2301 			a = bss->radius_acct_req_attr;
2302 			while (a->next)
2303 				a = a->next;
2304 			a->next = attr;
2305 		}
2306 	} else if (os_strcmp(buf, "radius_das_port") == 0) {
2307 		bss->radius_das_port = atoi(pos);
2308 	} else if (os_strcmp(buf, "radius_das_client") == 0) {
2309 		if (hostapd_parse_das_client(bss, pos) < 0) {
2310 			wpa_printf(MSG_ERROR, "Line %d: invalid DAS client",
2311 				   line);
2312 			return 1;
2313 		}
2314 	} else if (os_strcmp(buf, "radius_das_time_window") == 0) {
2315 		bss->radius_das_time_window = atoi(pos);
2316 	} else if (os_strcmp(buf, "radius_das_require_event_timestamp") == 0) {
2317 		bss->radius_das_require_event_timestamp = atoi(pos);
2318 #endif /* CONFIG_NO_RADIUS */
2319 	} else if (os_strcmp(buf, "auth_algs") == 0) {
2320 		bss->auth_algs = atoi(pos);
2321 		if (bss->auth_algs == 0) {
2322 			wpa_printf(MSG_ERROR, "Line %d: no authentication algorithms allowed",
2323 				   line);
2324 			return 1;
2325 		}
2326 	} else if (os_strcmp(buf, "max_num_sta") == 0) {
2327 		bss->max_num_sta = atoi(pos);
2328 		if (bss->max_num_sta < 0 ||
2329 		    bss->max_num_sta > MAX_STA_COUNT) {
2330 			wpa_printf(MSG_ERROR, "Line %d: Invalid max_num_sta=%d; allowed range 0..%d",
2331 				   line, bss->max_num_sta, MAX_STA_COUNT);
2332 			return 1;
2333 		}
2334 	} else if (os_strcmp(buf, "wpa") == 0) {
2335 		bss->wpa = atoi(pos);
2336 	} else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
2337 		bss->wpa_group_rekey = atoi(pos);
2338 	} else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
2339 		bss->wpa_strict_rekey = atoi(pos);
2340 	} else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
2341 		bss->wpa_gmk_rekey = atoi(pos);
2342 	} else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
2343 		bss->wpa_ptk_rekey = atoi(pos);
2344 	} else if (os_strcmp(buf, "wpa_passphrase") == 0) {
2345 		int len = os_strlen(pos);
2346 		if (len < 8 || len > 63) {
2347 			wpa_printf(MSG_ERROR, "Line %d: invalid WPA passphrase length %d (expected 8..63)",
2348 				   line, len);
2349 			return 1;
2350 		}
2351 		os_free(bss->ssid.wpa_passphrase);
2352 		bss->ssid.wpa_passphrase = os_strdup(pos);
2353 		if (bss->ssid.wpa_passphrase) {
2354 			hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2355 			bss->ssid.wpa_passphrase_set = 1;
2356 		}
2357 	} else if (os_strcmp(buf, "wpa_psk") == 0) {
2358 		hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2359 		bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
2360 		if (bss->ssid.wpa_psk == NULL)
2361 			return 1;
2362 		if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, PMK_LEN) ||
2363 		    pos[PMK_LEN * 2] != '\0') {
2364 			wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
2365 				   line, pos);
2366 			hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2367 			return 1;
2368 		}
2369 		bss->ssid.wpa_psk->group = 1;
2370 		os_free(bss->ssid.wpa_passphrase);
2371 		bss->ssid.wpa_passphrase = NULL;
2372 		bss->ssid.wpa_psk_set = 1;
2373 	} else if (os_strcmp(buf, "wpa_psk_file") == 0) {
2374 		os_free(bss->ssid.wpa_psk_file);
2375 		bss->ssid.wpa_psk_file = os_strdup(pos);
2376 		if (!bss->ssid.wpa_psk_file) {
2377 			wpa_printf(MSG_ERROR, "Line %d: allocation failed",
2378 				   line);
2379 			return 1;
2380 		}
2381 	} else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
2382 		bss->wpa_key_mgmt = hostapd_config_parse_key_mgmt(line, pos);
2383 		if (bss->wpa_key_mgmt == -1)
2384 			return 1;
2385 	} else if (os_strcmp(buf, "wpa_psk_radius") == 0) {
2386 		bss->wpa_psk_radius = atoi(pos);
2387 		if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED &&
2388 		    bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED &&
2389 		    bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) {
2390 			wpa_printf(MSG_ERROR,
2391 				   "Line %d: unknown wpa_psk_radius %d",
2392 				   line, bss->wpa_psk_radius);
2393 			return 1;
2394 		}
2395 	} else if (os_strcmp(buf, "wpa_pairwise") == 0) {
2396 		bss->wpa_pairwise = hostapd_config_parse_cipher(line, pos);
2397 		if (bss->wpa_pairwise == -1 || bss->wpa_pairwise == 0)
2398 			return 1;
2399 		if (bss->wpa_pairwise &
2400 		    (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2401 			wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2402 				   bss->wpa_pairwise, pos);
2403 			return 1;
2404 		}
2405 	} else if (os_strcmp(buf, "rsn_pairwise") == 0) {
2406 		bss->rsn_pairwise = hostapd_config_parse_cipher(line, pos);
2407 		if (bss->rsn_pairwise == -1 || bss->rsn_pairwise == 0)
2408 			return 1;
2409 		if (bss->rsn_pairwise &
2410 		    (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2411 			wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2412 				   bss->rsn_pairwise, pos);
2413 			return 1;
2414 		}
2415 #ifdef CONFIG_RSN_PREAUTH
2416 	} else if (os_strcmp(buf, "rsn_preauth") == 0) {
2417 		bss->rsn_preauth = atoi(pos);
2418 	} else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
2419 		os_free(bss->rsn_preauth_interfaces);
2420 		bss->rsn_preauth_interfaces = os_strdup(pos);
2421 #endif /* CONFIG_RSN_PREAUTH */
2422 #ifdef CONFIG_PEERKEY
2423 	} else if (os_strcmp(buf, "peerkey") == 0) {
2424 		bss->peerkey = atoi(pos);
2425 #endif /* CONFIG_PEERKEY */
2426 #ifdef CONFIG_IEEE80211R
2427 	} else if (os_strcmp(buf, "mobility_domain") == 0) {
2428 		if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
2429 		    hexstr2bin(pos, bss->mobility_domain,
2430 			       MOBILITY_DOMAIN_ID_LEN) != 0) {
2431 			wpa_printf(MSG_ERROR,
2432 				   "Line %d: Invalid mobility_domain '%s'",
2433 				   line, pos);
2434 			return 1;
2435 		}
2436 	} else if (os_strcmp(buf, "r1_key_holder") == 0) {
2437 		if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
2438 		    hexstr2bin(pos, bss->r1_key_holder, FT_R1KH_ID_LEN) != 0) {
2439 			wpa_printf(MSG_ERROR,
2440 				   "Line %d: Invalid r1_key_holder '%s'",
2441 				   line, pos);
2442 			return 1;
2443 		}
2444 	} else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
2445 		bss->r0_key_lifetime = atoi(pos);
2446 	} else if (os_strcmp(buf, "reassociation_deadline") == 0) {
2447 		bss->reassociation_deadline = atoi(pos);
2448 	} else if (os_strcmp(buf, "r0kh") == 0) {
2449 		if (add_r0kh(bss, pos) < 0) {
2450 			wpa_printf(MSG_DEBUG, "Line %d: Invalid r0kh '%s'",
2451 				   line, pos);
2452 			return 1;
2453 		}
2454 	} else if (os_strcmp(buf, "r1kh") == 0) {
2455 		if (add_r1kh(bss, pos) < 0) {
2456 			wpa_printf(MSG_DEBUG, "Line %d: Invalid r1kh '%s'",
2457 				   line, pos);
2458 			return 1;
2459 		}
2460 	} else if (os_strcmp(buf, "pmk_r1_push") == 0) {
2461 		bss->pmk_r1_push = atoi(pos);
2462 	} else if (os_strcmp(buf, "ft_over_ds") == 0) {
2463 		bss->ft_over_ds = atoi(pos);
2464 #endif /* CONFIG_IEEE80211R */
2465 #ifndef CONFIG_NO_CTRL_IFACE
2466 	} else if (os_strcmp(buf, "ctrl_interface") == 0) {
2467 		os_free(bss->ctrl_interface);
2468 		bss->ctrl_interface = os_strdup(pos);
2469 	} else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
2470 #ifndef CONFIG_NATIVE_WINDOWS
2471 		struct group *grp;
2472 		char *endp;
2473 		const char *group = pos;
2474 
2475 		grp = getgrnam(group);
2476 		if (grp) {
2477 			bss->ctrl_interface_gid = grp->gr_gid;
2478 			bss->ctrl_interface_gid_set = 1;
2479 			wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d (from group name '%s')",
2480 				   bss->ctrl_interface_gid, group);
2481 			return 0;
2482 		}
2483 
2484 		/* Group name not found - try to parse this as gid */
2485 		bss->ctrl_interface_gid = strtol(group, &endp, 10);
2486 		if (*group == '\0' || *endp != '\0') {
2487 			wpa_printf(MSG_DEBUG, "Line %d: Invalid group '%s'",
2488 				   line, group);
2489 			return 1;
2490 		}
2491 		bss->ctrl_interface_gid_set = 1;
2492 		wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
2493 			   bss->ctrl_interface_gid);
2494 #endif /* CONFIG_NATIVE_WINDOWS */
2495 #endif /* CONFIG_NO_CTRL_IFACE */
2496 #ifdef RADIUS_SERVER
2497 	} else if (os_strcmp(buf, "radius_server_clients") == 0) {
2498 		os_free(bss->radius_server_clients);
2499 		bss->radius_server_clients = os_strdup(pos);
2500 	} else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
2501 		bss->radius_server_auth_port = atoi(pos);
2502 	} else if (os_strcmp(buf, "radius_server_acct_port") == 0) {
2503 		bss->radius_server_acct_port = atoi(pos);
2504 	} else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
2505 		bss->radius_server_ipv6 = atoi(pos);
2506 #endif /* RADIUS_SERVER */
2507 	} else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
2508 		bss->use_pae_group_addr = atoi(pos);
2509 	} else if (os_strcmp(buf, "hw_mode") == 0) {
2510 		if (os_strcmp(pos, "a") == 0)
2511 			conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
2512 		else if (os_strcmp(pos, "b") == 0)
2513 			conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
2514 		else if (os_strcmp(pos, "g") == 0)
2515 			conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
2516 		else if (os_strcmp(pos, "ad") == 0)
2517 			conf->hw_mode = HOSTAPD_MODE_IEEE80211AD;
2518 		else {
2519 			wpa_printf(MSG_ERROR, "Line %d: unknown hw_mode '%s'",
2520 				   line, pos);
2521 			return 1;
2522 		}
2523 	} else if (os_strcmp(buf, "wps_rf_bands") == 0) {
2524 		if (os_strcmp(pos, "a") == 0)
2525 			bss->wps_rf_bands = WPS_RF_50GHZ;
2526 		else if (os_strcmp(pos, "g") == 0 ||
2527 			 os_strcmp(pos, "b") == 0)
2528 			bss->wps_rf_bands = WPS_RF_24GHZ;
2529 		else if (os_strcmp(pos, "ag") == 0 ||
2530 			 os_strcmp(pos, "ga") == 0)
2531 			bss->wps_rf_bands = WPS_RF_24GHZ | WPS_RF_50GHZ;
2532 		else {
2533 			wpa_printf(MSG_ERROR,
2534 				   "Line %d: unknown wps_rf_band '%s'",
2535 				   line, pos);
2536 			return 1;
2537 		}
2538 	} else if (os_strcmp(buf, "channel") == 0) {
2539 		if (os_strcmp(pos, "acs_survey") == 0) {
2540 #ifndef CONFIG_ACS
2541 			wpa_printf(MSG_ERROR, "Line %d: tries to enable ACS but CONFIG_ACS disabled",
2542 				   line);
2543 			return 1;
2544 #else /* CONFIG_ACS */
2545 			conf->channel = 0;
2546 #endif /* CONFIG_ACS */
2547 		} else
2548 			conf->channel = atoi(pos);
2549 	} else if (os_strcmp(buf, "chanlist") == 0) {
2550 		if (hostapd_parse_intlist(&conf->chanlist, pos)) {
2551 			wpa_printf(MSG_ERROR, "Line %d: invalid channel list",
2552 				   line);
2553 			return 1;
2554 		}
2555 	} else if (os_strcmp(buf, "beacon_int") == 0) {
2556 		int val = atoi(pos);
2557 		/* MIB defines range as 1..65535, but very small values
2558 		 * cause problems with the current implementation.
2559 		 * Since it is unlikely that this small numbers are
2560 		 * useful in real life scenarios, do not allow beacon
2561 		 * period to be set below 15 TU. */
2562 		if (val < 15 || val > 65535) {
2563 			wpa_printf(MSG_ERROR, "Line %d: invalid beacon_int %d (expected 15..65535)",
2564 				   line, val);
2565 			return 1;
2566 		}
2567 		conf->beacon_int = val;
2568 #ifdef CONFIG_ACS
2569 	} else if (os_strcmp(buf, "acs_num_scans") == 0) {
2570 		int val = atoi(pos);
2571 		if (val <= 0 || val > 100) {
2572 			wpa_printf(MSG_ERROR, "Line %d: invalid acs_num_scans %d (expected 1..100)",
2573 				   line, val);
2574 			return 1;
2575 		}
2576 		conf->acs_num_scans = val;
2577 	} else if (os_strcmp(buf, "acs_chan_bias") == 0) {
2578 		if (hostapd_config_parse_acs_chan_bias(conf, pos)) {
2579 			wpa_printf(MSG_ERROR, "Line %d: invalid acs_chan_bias",
2580 				   line);
2581 			return -1;
2582 		}
2583 #endif /* CONFIG_ACS */
2584 	} else if (os_strcmp(buf, "dtim_period") == 0) {
2585 		bss->dtim_period = atoi(pos);
2586 		if (bss->dtim_period < 1 || bss->dtim_period > 255) {
2587 			wpa_printf(MSG_ERROR, "Line %d: invalid dtim_period %d",
2588 				   line, bss->dtim_period);
2589 			return 1;
2590 		}
2591 	} else if (os_strcmp(buf, "bss_load_update_period") == 0) {
2592 		bss->bss_load_update_period = atoi(pos);
2593 		if (bss->bss_load_update_period < 0 ||
2594 		    bss->bss_load_update_period > 100) {
2595 			wpa_printf(MSG_ERROR,
2596 				   "Line %d: invalid bss_load_update_period %d",
2597 				   line, bss->bss_load_update_period);
2598 			return 1;
2599 		}
2600 	} else if (os_strcmp(buf, "rts_threshold") == 0) {
2601 		conf->rts_threshold = atoi(pos);
2602 		if (conf->rts_threshold < 0 || conf->rts_threshold > 2347) {
2603 			wpa_printf(MSG_ERROR,
2604 				   "Line %d: invalid rts_threshold %d",
2605 				   line, conf->rts_threshold);
2606 			return 1;
2607 		}
2608 	} else if (os_strcmp(buf, "fragm_threshold") == 0) {
2609 		conf->fragm_threshold = atoi(pos);
2610 		if (conf->fragm_threshold < 256 ||
2611 		    conf->fragm_threshold > 2346) {
2612 			wpa_printf(MSG_ERROR,
2613 				   "Line %d: invalid fragm_threshold %d",
2614 				   line, conf->fragm_threshold);
2615 			return 1;
2616 		}
2617 	} else if (os_strcmp(buf, "send_probe_response") == 0) {
2618 		int val = atoi(pos);
2619 		if (val != 0 && val != 1) {
2620 			wpa_printf(MSG_ERROR, "Line %d: invalid send_probe_response %d (expected 0 or 1)",
2621 				   line, val);
2622 			return 1;
2623 		}
2624 		conf->send_probe_response = val;
2625 	} else if (os_strcmp(buf, "supported_rates") == 0) {
2626 		if (hostapd_parse_intlist(&conf->supported_rates, pos)) {
2627 			wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2628 				   line);
2629 			return 1;
2630 		}
2631 	} else if (os_strcmp(buf, "basic_rates") == 0) {
2632 		if (hostapd_parse_intlist(&conf->basic_rates, pos)) {
2633 			wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2634 				   line);
2635 			return 1;
2636 		}
2637 	} else if (os_strcmp(buf, "preamble") == 0) {
2638 		if (atoi(pos))
2639 			conf->preamble = SHORT_PREAMBLE;
2640 		else
2641 			conf->preamble = LONG_PREAMBLE;
2642 	} else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
2643 		bss->ignore_broadcast_ssid = atoi(pos);
2644 	} else if (os_strcmp(buf, "wep_default_key") == 0) {
2645 		bss->ssid.wep.idx = atoi(pos);
2646 		if (bss->ssid.wep.idx > 3) {
2647 			wpa_printf(MSG_ERROR,
2648 				   "Invalid wep_default_key index %d",
2649 				   bss->ssid.wep.idx);
2650 			return 1;
2651 		}
2652 	} else if (os_strcmp(buf, "wep_key0") == 0 ||
2653 		   os_strcmp(buf, "wep_key1") == 0 ||
2654 		   os_strcmp(buf, "wep_key2") == 0 ||
2655 		   os_strcmp(buf, "wep_key3") == 0) {
2656 		if (hostapd_config_read_wep(&bss->ssid.wep,
2657 					    buf[7] - '0', pos)) {
2658 			wpa_printf(MSG_ERROR, "Line %d: invalid WEP key '%s'",
2659 				   line, buf);
2660 			return 1;
2661 		}
2662 #ifndef CONFIG_NO_VLAN
2663 	} else if (os_strcmp(buf, "dynamic_vlan") == 0) {
2664 		bss->ssid.dynamic_vlan = atoi(pos);
2665 	} else if (os_strcmp(buf, "vlan_file") == 0) {
2666 		if (hostapd_config_read_vlan_file(bss, pos)) {
2667 			wpa_printf(MSG_ERROR, "Line %d: failed to read VLAN file '%s'",
2668 				   line, pos);
2669 			return 1;
2670 		}
2671 	} else if (os_strcmp(buf, "vlan_naming") == 0) {
2672 		bss->ssid.vlan_naming = atoi(pos);
2673 		if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END ||
2674 		    bss->ssid.vlan_naming < 0) {
2675 			wpa_printf(MSG_ERROR,
2676 				   "Line %d: invalid naming scheme %d",
2677 				   line, bss->ssid.vlan_naming);
2678 			return 1;
2679 		}
2680 #ifdef CONFIG_FULL_DYNAMIC_VLAN
2681 	} else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
2682 		os_free(bss->ssid.vlan_tagged_interface);
2683 		bss->ssid.vlan_tagged_interface = os_strdup(pos);
2684 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
2685 #endif /* CONFIG_NO_VLAN */
2686 	} else if (os_strcmp(buf, "ap_table_max_size") == 0) {
2687 		conf->ap_table_max_size = atoi(pos);
2688 	} else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
2689 		conf->ap_table_expiration_time = atoi(pos);
2690 	} else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
2691 		if (hostapd_config_tx_queue(conf, buf, pos)) {
2692 			wpa_printf(MSG_ERROR, "Line %d: invalid TX queue item",
2693 				   line);
2694 			return 1;
2695 		}
2696 	} else if (os_strcmp(buf, "wme_enabled") == 0 ||
2697 		   os_strcmp(buf, "wmm_enabled") == 0) {
2698 		bss->wmm_enabled = atoi(pos);
2699 	} else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) {
2700 		bss->wmm_uapsd = atoi(pos);
2701 	} else if (os_strncmp(buf, "wme_ac_", 7) == 0 ||
2702 		   os_strncmp(buf, "wmm_ac_", 7) == 0) {
2703 		if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, pos)) {
2704 			wpa_printf(MSG_ERROR, "Line %d: invalid WMM ac item",
2705 				   line);
2706 			return 1;
2707 		}
2708 	} else if (os_strcmp(buf, "bss") == 0) {
2709 		if (hostapd_config_bss(conf, pos)) {
2710 			wpa_printf(MSG_ERROR, "Line %d: invalid bss item",
2711 				   line);
2712 			return 1;
2713 		}
2714 	} else if (os_strcmp(buf, "bssid") == 0) {
2715 		if (hwaddr_aton(pos, bss->bssid)) {
2716 			wpa_printf(MSG_ERROR, "Line %d: invalid bssid item",
2717 				   line);
2718 			return 1;
2719 		}
2720 #ifdef CONFIG_IEEE80211W
2721 	} else if (os_strcmp(buf, "ieee80211w") == 0) {
2722 		bss->ieee80211w = atoi(pos);
2723 	} else if (os_strcmp(buf, "group_mgmt_cipher") == 0) {
2724 		if (os_strcmp(pos, "AES-128-CMAC") == 0) {
2725 			bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
2726 		} else if (os_strcmp(pos, "BIP-GMAC-128") == 0) {
2727 			bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_128;
2728 		} else if (os_strcmp(pos, "BIP-GMAC-256") == 0) {
2729 			bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_256;
2730 		} else if (os_strcmp(pos, "BIP-CMAC-256") == 0) {
2731 			bss->group_mgmt_cipher = WPA_CIPHER_BIP_CMAC_256;
2732 		} else {
2733 			wpa_printf(MSG_ERROR, "Line %d: invalid group_mgmt_cipher: %s",
2734 				   line, pos);
2735 			return 1;
2736 		}
2737 	} else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
2738 		bss->assoc_sa_query_max_timeout = atoi(pos);
2739 		if (bss->assoc_sa_query_max_timeout == 0) {
2740 			wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_max_timeout",
2741 				   line);
2742 			return 1;
2743 		}
2744 	} else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) {
2745 		bss->assoc_sa_query_retry_timeout = atoi(pos);
2746 		if (bss->assoc_sa_query_retry_timeout == 0) {
2747 			wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_retry_timeout",
2748 				   line);
2749 			return 1;
2750 		}
2751 #endif /* CONFIG_IEEE80211W */
2752 #ifdef CONFIG_IEEE80211N
2753 	} else if (os_strcmp(buf, "ieee80211n") == 0) {
2754 		conf->ieee80211n = atoi(pos);
2755 	} else if (os_strcmp(buf, "ht_capab") == 0) {
2756 		if (hostapd_config_ht_capab(conf, pos) < 0) {
2757 			wpa_printf(MSG_ERROR, "Line %d: invalid ht_capab",
2758 				   line);
2759 			return 1;
2760 		}
2761 	} else if (os_strcmp(buf, "require_ht") == 0) {
2762 		conf->require_ht = atoi(pos);
2763 	} else if (os_strcmp(buf, "obss_interval") == 0) {
2764 		conf->obss_interval = atoi(pos);
2765 #endif /* CONFIG_IEEE80211N */
2766 #ifdef CONFIG_IEEE80211AC
2767 	} else if (os_strcmp(buf, "ieee80211ac") == 0) {
2768 		conf->ieee80211ac = atoi(pos);
2769 	} else if (os_strcmp(buf, "vht_capab") == 0) {
2770 		if (hostapd_config_vht_capab(conf, pos) < 0) {
2771 			wpa_printf(MSG_ERROR, "Line %d: invalid vht_capab",
2772 				   line);
2773 			return 1;
2774 		}
2775 	} else if (os_strcmp(buf, "require_vht") == 0) {
2776 		conf->require_vht = atoi(pos);
2777 	} else if (os_strcmp(buf, "vht_oper_chwidth") == 0) {
2778 		conf->vht_oper_chwidth = atoi(pos);
2779 	} else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) {
2780 		conf->vht_oper_centr_freq_seg0_idx = atoi(pos);
2781 	} else if (os_strcmp(buf, "vht_oper_centr_freq_seg1_idx") == 0) {
2782 		conf->vht_oper_centr_freq_seg1_idx = atoi(pos);
2783 	} else if (os_strcmp(buf, "vendor_vht") == 0) {
2784 		bss->vendor_vht = atoi(pos);
2785 #endif /* CONFIG_IEEE80211AC */
2786 	} else if (os_strcmp(buf, "max_listen_interval") == 0) {
2787 		bss->max_listen_interval = atoi(pos);
2788 	} else if (os_strcmp(buf, "disable_pmksa_caching") == 0) {
2789 		bss->disable_pmksa_caching = atoi(pos);
2790 	} else if (os_strcmp(buf, "okc") == 0) {
2791 		bss->okc = atoi(pos);
2792 #ifdef CONFIG_WPS
2793 	} else if (os_strcmp(buf, "wps_state") == 0) {
2794 		bss->wps_state = atoi(pos);
2795 		if (bss->wps_state < 0 || bss->wps_state > 2) {
2796 			wpa_printf(MSG_ERROR, "Line %d: invalid wps_state",
2797 				   line);
2798 			return 1;
2799 		}
2800 	} else if (os_strcmp(buf, "wps_independent") == 0) {
2801 		bss->wps_independent = atoi(pos);
2802 	} else if (os_strcmp(buf, "ap_setup_locked") == 0) {
2803 		bss->ap_setup_locked = atoi(pos);
2804 	} else if (os_strcmp(buf, "uuid") == 0) {
2805 		if (uuid_str2bin(pos, bss->uuid)) {
2806 			wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
2807 			return 1;
2808 		}
2809 	} else if (os_strcmp(buf, "wps_pin_requests") == 0) {
2810 		os_free(bss->wps_pin_requests);
2811 		bss->wps_pin_requests = os_strdup(pos);
2812 	} else if (os_strcmp(buf, "device_name") == 0) {
2813 		if (os_strlen(pos) > 32) {
2814 			wpa_printf(MSG_ERROR, "Line %d: Too long "
2815 				   "device_name", line);
2816 			return 1;
2817 		}
2818 		os_free(bss->device_name);
2819 		bss->device_name = os_strdup(pos);
2820 	} else if (os_strcmp(buf, "manufacturer") == 0) {
2821 		if (os_strlen(pos) > 64) {
2822 			wpa_printf(MSG_ERROR, "Line %d: Too long manufacturer",
2823 				   line);
2824 			return 1;
2825 		}
2826 		os_free(bss->manufacturer);
2827 		bss->manufacturer = os_strdup(pos);
2828 	} else if (os_strcmp(buf, "model_name") == 0) {
2829 		if (os_strlen(pos) > 32) {
2830 			wpa_printf(MSG_ERROR, "Line %d: Too long model_name",
2831 				   line);
2832 			return 1;
2833 		}
2834 		os_free(bss->model_name);
2835 		bss->model_name = os_strdup(pos);
2836 	} else if (os_strcmp(buf, "model_number") == 0) {
2837 		if (os_strlen(pos) > 32) {
2838 			wpa_printf(MSG_ERROR, "Line %d: Too long model_number",
2839 				   line);
2840 			return 1;
2841 		}
2842 		os_free(bss->model_number);
2843 		bss->model_number = os_strdup(pos);
2844 	} else if (os_strcmp(buf, "serial_number") == 0) {
2845 		if (os_strlen(pos) > 32) {
2846 			wpa_printf(MSG_ERROR, "Line %d: Too long serial_number",
2847 				   line);
2848 			return 1;
2849 		}
2850 		os_free(bss->serial_number);
2851 		bss->serial_number = os_strdup(pos);
2852 	} else if (os_strcmp(buf, "device_type") == 0) {
2853 		if (wps_dev_type_str2bin(pos, bss->device_type))
2854 			return 1;
2855 	} else if (os_strcmp(buf, "config_methods") == 0) {
2856 		os_free(bss->config_methods);
2857 		bss->config_methods = os_strdup(pos);
2858 	} else if (os_strcmp(buf, "os_version") == 0) {
2859 		if (hexstr2bin(pos, bss->os_version, 4)) {
2860 			wpa_printf(MSG_ERROR, "Line %d: invalid os_version",
2861 				   line);
2862 			return 1;
2863 		}
2864 	} else if (os_strcmp(buf, "ap_pin") == 0) {
2865 		os_free(bss->ap_pin);
2866 		bss->ap_pin = os_strdup(pos);
2867 	} else if (os_strcmp(buf, "skip_cred_build") == 0) {
2868 		bss->skip_cred_build = atoi(pos);
2869 	} else if (os_strcmp(buf, "extra_cred") == 0) {
2870 		os_free(bss->extra_cred);
2871 		bss->extra_cred = (u8 *) os_readfile(pos, &bss->extra_cred_len);
2872 		if (bss->extra_cred == NULL) {
2873 			wpa_printf(MSG_ERROR, "Line %d: could not read Credentials from '%s'",
2874 				   line, pos);
2875 			return 1;
2876 		}
2877 	} else if (os_strcmp(buf, "wps_cred_processing") == 0) {
2878 		bss->wps_cred_processing = atoi(pos);
2879 	} else if (os_strcmp(buf, "ap_settings") == 0) {
2880 		os_free(bss->ap_settings);
2881 		bss->ap_settings =
2882 			(u8 *) os_readfile(pos, &bss->ap_settings_len);
2883 		if (bss->ap_settings == NULL) {
2884 			wpa_printf(MSG_ERROR, "Line %d: could not read AP Settings from '%s'",
2885 				   line, pos);
2886 			return 1;
2887 		}
2888 	} else if (os_strcmp(buf, "upnp_iface") == 0) {
2889 		os_free(bss->upnp_iface);
2890 		bss->upnp_iface = os_strdup(pos);
2891 	} else if (os_strcmp(buf, "friendly_name") == 0) {
2892 		os_free(bss->friendly_name);
2893 		bss->friendly_name = os_strdup(pos);
2894 	} else if (os_strcmp(buf, "manufacturer_url") == 0) {
2895 		os_free(bss->manufacturer_url);
2896 		bss->manufacturer_url = os_strdup(pos);
2897 	} else if (os_strcmp(buf, "model_description") == 0) {
2898 		os_free(bss->model_description);
2899 		bss->model_description = os_strdup(pos);
2900 	} else if (os_strcmp(buf, "model_url") == 0) {
2901 		os_free(bss->model_url);
2902 		bss->model_url = os_strdup(pos);
2903 	} else if (os_strcmp(buf, "upc") == 0) {
2904 		os_free(bss->upc);
2905 		bss->upc = os_strdup(pos);
2906 	} else if (os_strcmp(buf, "pbc_in_m1") == 0) {
2907 		bss->pbc_in_m1 = atoi(pos);
2908 	} else if (os_strcmp(buf, "server_id") == 0) {
2909 		os_free(bss->server_id);
2910 		bss->server_id = os_strdup(pos);
2911 #ifdef CONFIG_WPS_NFC
2912 	} else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) {
2913 		bss->wps_nfc_dev_pw_id = atoi(pos);
2914 		if (bss->wps_nfc_dev_pw_id < 0x10 ||
2915 		    bss->wps_nfc_dev_pw_id > 0xffff) {
2916 			wpa_printf(MSG_ERROR, "Line %d: Invalid wps_nfc_dev_pw_id value",
2917 				   line);
2918 			return 1;
2919 		}
2920 		bss->wps_nfc_pw_from_config = 1;
2921 	} else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) {
2922 		wpabuf_free(bss->wps_nfc_dh_pubkey);
2923 		bss->wps_nfc_dh_pubkey = hostapd_parse_bin(pos);
2924 		bss->wps_nfc_pw_from_config = 1;
2925 	} else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) {
2926 		wpabuf_free(bss->wps_nfc_dh_privkey);
2927 		bss->wps_nfc_dh_privkey = hostapd_parse_bin(pos);
2928 		bss->wps_nfc_pw_from_config = 1;
2929 	} else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) {
2930 		wpabuf_free(bss->wps_nfc_dev_pw);
2931 		bss->wps_nfc_dev_pw = hostapd_parse_bin(pos);
2932 		bss->wps_nfc_pw_from_config = 1;
2933 #endif /* CONFIG_WPS_NFC */
2934 #endif /* CONFIG_WPS */
2935 #ifdef CONFIG_P2P_MANAGER
2936 	} else if (os_strcmp(buf, "manage_p2p") == 0) {
2937 		if (atoi(pos))
2938 			bss->p2p |= P2P_MANAGE;
2939 		else
2940 			bss->p2p &= ~P2P_MANAGE;
2941 	} else if (os_strcmp(buf, "allow_cross_connection") == 0) {
2942 		if (atoi(pos))
2943 			bss->p2p |= P2P_ALLOW_CROSS_CONNECTION;
2944 		else
2945 			bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION;
2946 #endif /* CONFIG_P2P_MANAGER */
2947 	} else if (os_strcmp(buf, "disassoc_low_ack") == 0) {
2948 		bss->disassoc_low_ack = atoi(pos);
2949 	} else if (os_strcmp(buf, "tdls_prohibit") == 0) {
2950 		if (atoi(pos))
2951 			bss->tdls |= TDLS_PROHIBIT;
2952 		else
2953 			bss->tdls &= ~TDLS_PROHIBIT;
2954 	} else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) {
2955 		if (atoi(pos))
2956 			bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH;
2957 		else
2958 			bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH;
2959 #ifdef CONFIG_RSN_TESTING
2960 	} else if (os_strcmp(buf, "rsn_testing") == 0) {
2961 		extern int rsn_testing;
2962 		rsn_testing = atoi(pos);
2963 #endif /* CONFIG_RSN_TESTING */
2964 	} else if (os_strcmp(buf, "time_advertisement") == 0) {
2965 		bss->time_advertisement = atoi(pos);
2966 	} else if (os_strcmp(buf, "time_zone") == 0) {
2967 		size_t tz_len = os_strlen(pos);
2968 		if (tz_len < 4 || tz_len > 255) {
2969 			wpa_printf(MSG_DEBUG, "Line %d: invalid time_zone",
2970 				   line);
2971 			return 1;
2972 		}
2973 		os_free(bss->time_zone);
2974 		bss->time_zone = os_strdup(pos);
2975 		if (bss->time_zone == NULL)
2976 			return 1;
2977 #ifdef CONFIG_WNM
2978 	} else if (os_strcmp(buf, "wnm_sleep_mode") == 0) {
2979 		bss->wnm_sleep_mode = atoi(pos);
2980 	} else if (os_strcmp(buf, "bss_transition") == 0) {
2981 		bss->bss_transition = atoi(pos);
2982 #endif /* CONFIG_WNM */
2983 #ifdef CONFIG_INTERWORKING
2984 	} else if (os_strcmp(buf, "interworking") == 0) {
2985 		bss->interworking = atoi(pos);
2986 	} else if (os_strcmp(buf, "access_network_type") == 0) {
2987 		bss->access_network_type = atoi(pos);
2988 		if (bss->access_network_type < 0 ||
2989 		    bss->access_network_type > 15) {
2990 			wpa_printf(MSG_ERROR,
2991 				   "Line %d: invalid access_network_type",
2992 				   line);
2993 			return 1;
2994 		}
2995 	} else if (os_strcmp(buf, "internet") == 0) {
2996 		bss->internet = atoi(pos);
2997 	} else if (os_strcmp(buf, "asra") == 0) {
2998 		bss->asra = atoi(pos);
2999 	} else if (os_strcmp(buf, "esr") == 0) {
3000 		bss->esr = atoi(pos);
3001 	} else if (os_strcmp(buf, "uesa") == 0) {
3002 		bss->uesa = atoi(pos);
3003 	} else if (os_strcmp(buf, "venue_group") == 0) {
3004 		bss->venue_group = atoi(pos);
3005 		bss->venue_info_set = 1;
3006 	} else if (os_strcmp(buf, "venue_type") == 0) {
3007 		bss->venue_type = atoi(pos);
3008 		bss->venue_info_set = 1;
3009 	} else if (os_strcmp(buf, "hessid") == 0) {
3010 		if (hwaddr_aton(pos, bss->hessid)) {
3011 			wpa_printf(MSG_ERROR, "Line %d: invalid hessid", line);
3012 			return 1;
3013 		}
3014 	} else if (os_strcmp(buf, "roaming_consortium") == 0) {
3015 		if (parse_roaming_consortium(bss, pos, line) < 0)
3016 			return 1;
3017 	} else if (os_strcmp(buf, "venue_name") == 0) {
3018 		if (parse_venue_name(bss, pos, line) < 0)
3019 			return 1;
3020 	} else if (os_strcmp(buf, "network_auth_type") == 0) {
3021 		u8 auth_type;
3022 		u16 redirect_url_len;
3023 		if (hexstr2bin(pos, &auth_type, 1)) {
3024 			wpa_printf(MSG_ERROR,
3025 				   "Line %d: Invalid network_auth_type '%s'",
3026 				   line, pos);
3027 			return 1;
3028 		}
3029 		if (auth_type == 0 || auth_type == 2)
3030 			redirect_url_len = os_strlen(pos + 2);
3031 		else
3032 			redirect_url_len = 0;
3033 		os_free(bss->network_auth_type);
3034 		bss->network_auth_type = os_malloc(redirect_url_len + 3 + 1);
3035 		if (bss->network_auth_type == NULL)
3036 			return 1;
3037 		*bss->network_auth_type = auth_type;
3038 		WPA_PUT_LE16(bss->network_auth_type + 1, redirect_url_len);
3039 		if (redirect_url_len)
3040 			os_memcpy(bss->network_auth_type + 3, pos + 2,
3041 				  redirect_url_len);
3042 		bss->network_auth_type_len = 3 + redirect_url_len;
3043 	} else if (os_strcmp(buf, "ipaddr_type_availability") == 0) {
3044 		if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) {
3045 			wpa_printf(MSG_ERROR, "Line %d: Invalid ipaddr_type_availability '%s'",
3046 				   line, pos);
3047 			bss->ipaddr_type_configured = 0;
3048 			return 1;
3049 		}
3050 		bss->ipaddr_type_configured = 1;
3051 	} else if (os_strcmp(buf, "domain_name") == 0) {
3052 		int j, num_domains, domain_len, domain_list_len = 0;
3053 		char *tok_start, *tok_prev;
3054 		u8 *domain_list, *domain_ptr;
3055 
3056 		domain_list_len = os_strlen(pos) + 1;
3057 		domain_list = os_malloc(domain_list_len);
3058 		if (domain_list == NULL)
3059 			return 1;
3060 
3061 		domain_ptr = domain_list;
3062 		tok_prev = pos;
3063 		num_domains = 1;
3064 		while ((tok_prev = os_strchr(tok_prev, ','))) {
3065 			num_domains++;
3066 			tok_prev++;
3067 		}
3068 		tok_prev = pos;
3069 		for (j = 0; j < num_domains; j++) {
3070 			tok_start = os_strchr(tok_prev, ',');
3071 			if (tok_start) {
3072 				domain_len = tok_start - tok_prev;
3073 				*domain_ptr = domain_len;
3074 				os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3075 				domain_ptr += domain_len + 1;
3076 				tok_prev = ++tok_start;
3077 			} else {
3078 				domain_len = os_strlen(tok_prev);
3079 				*domain_ptr = domain_len;
3080 				os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3081 				domain_ptr += domain_len + 1;
3082 			}
3083 		}
3084 
3085 		os_free(bss->domain_name);
3086 		bss->domain_name = domain_list;
3087 		bss->domain_name_len = domain_list_len;
3088 	} else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) {
3089 		if (parse_3gpp_cell_net(bss, pos, line) < 0)
3090 			return 1;
3091 	} else if (os_strcmp(buf, "nai_realm") == 0) {
3092 		if (parse_nai_realm(bss, pos, line) < 0)
3093 			return 1;
3094 	} else if (os_strcmp(buf, "gas_frag_limit") == 0) {
3095 		bss->gas_frag_limit = atoi(pos);
3096 	} else if (os_strcmp(buf, "gas_comeback_delay") == 0) {
3097 		bss->gas_comeback_delay = atoi(pos);
3098 	} else if (os_strcmp(buf, "qos_map_set") == 0) {
3099 		if (parse_qos_map_set(bss, pos, line) < 0)
3100 			return 1;
3101 #endif /* CONFIG_INTERWORKING */
3102 #ifdef CONFIG_RADIUS_TEST
3103 	} else if (os_strcmp(buf, "dump_msk_file") == 0) {
3104 		os_free(bss->dump_msk_file);
3105 		bss->dump_msk_file = os_strdup(pos);
3106 #endif /* CONFIG_RADIUS_TEST */
3107 #ifdef CONFIG_HS20
3108 	} else if (os_strcmp(buf, "hs20") == 0) {
3109 		bss->hs20 = atoi(pos);
3110 	} else if (os_strcmp(buf, "disable_dgaf") == 0) {
3111 		bss->disable_dgaf = atoi(pos);
3112 	} else if (os_strcmp(buf, "proxy_arp") == 0) {
3113 		bss->proxy_arp = atoi(pos);
3114 	} else if (os_strcmp(buf, "osen") == 0) {
3115 		bss->osen = atoi(pos);
3116 	} else if (os_strcmp(buf, "anqp_domain_id") == 0) {
3117 		bss->anqp_domain_id = atoi(pos);
3118 	} else if (os_strcmp(buf, "hs20_deauth_req_timeout") == 0) {
3119 		bss->hs20_deauth_req_timeout = atoi(pos);
3120 	} else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) {
3121 		if (hs20_parse_oper_friendly_name(bss, pos, line) < 0)
3122 			return 1;
3123 	} else if (os_strcmp(buf, "hs20_wan_metrics") == 0) {
3124 		if (hs20_parse_wan_metrics(bss, pos, line) < 0)
3125 			return 1;
3126 	} else if (os_strcmp(buf, "hs20_conn_capab") == 0) {
3127 		if (hs20_parse_conn_capab(bss, pos, line) < 0) {
3128 			return 1;
3129 		}
3130 	} else if (os_strcmp(buf, "hs20_operating_class") == 0) {
3131 		u8 *oper_class;
3132 		size_t oper_class_len;
3133 		oper_class_len = os_strlen(pos);
3134 		if (oper_class_len < 2 || (oper_class_len & 0x01)) {
3135 			wpa_printf(MSG_ERROR,
3136 				   "Line %d: Invalid hs20_operating_class '%s'",
3137 				   line, pos);
3138 			return 1;
3139 		}
3140 		oper_class_len /= 2;
3141 		oper_class = os_malloc(oper_class_len);
3142 		if (oper_class == NULL)
3143 			return 1;
3144 		if (hexstr2bin(pos, oper_class, oper_class_len)) {
3145 			wpa_printf(MSG_ERROR,
3146 				   "Line %d: Invalid hs20_operating_class '%s'",
3147 				   line, pos);
3148 			os_free(oper_class);
3149 			return 1;
3150 		}
3151 		os_free(bss->hs20_operating_class);
3152 		bss->hs20_operating_class = oper_class;
3153 		bss->hs20_operating_class_len = oper_class_len;
3154 	} else if (os_strcmp(buf, "hs20_icon") == 0) {
3155 		if (hs20_parse_icon(bss, pos) < 0) {
3156 			wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_icon '%s'",
3157 				   line, pos);
3158 			return 1;
3159 		}
3160 	} else if (os_strcmp(buf, "osu_ssid") == 0) {
3161 		if (hs20_parse_osu_ssid(bss, pos, line) < 0)
3162 			return 1;
3163 	} else if (os_strcmp(buf, "osu_server_uri") == 0) {
3164 		if (hs20_parse_osu_server_uri(bss, pos, line) < 0)
3165 			return 1;
3166 	} else if (os_strcmp(buf, "osu_friendly_name") == 0) {
3167 		if (hs20_parse_osu_friendly_name(bss, pos, line) < 0)
3168 			return 1;
3169 	} else if (os_strcmp(buf, "osu_nai") == 0) {
3170 		if (hs20_parse_osu_nai(bss, pos, line) < 0)
3171 			return 1;
3172 	} else if (os_strcmp(buf, "osu_method_list") == 0) {
3173 		if (hs20_parse_osu_method_list(bss, pos, line) < 0)
3174 			return 1;
3175 	} else if (os_strcmp(buf, "osu_icon") == 0) {
3176 		if (hs20_parse_osu_icon(bss, pos, line) < 0)
3177 			return 1;
3178 	} else if (os_strcmp(buf, "osu_service_desc") == 0) {
3179 		if (hs20_parse_osu_service_desc(bss, pos, line) < 0)
3180 			return 1;
3181 	} else if (os_strcmp(buf, "subscr_remediation_url") == 0) {
3182 		os_free(bss->subscr_remediation_url);
3183 		bss->subscr_remediation_url = os_strdup(pos);
3184 	} else if (os_strcmp(buf, "subscr_remediation_method") == 0) {
3185 		bss->subscr_remediation_method = atoi(pos);
3186 #endif /* CONFIG_HS20 */
3187 #ifdef CONFIG_TESTING_OPTIONS
3188 #define PARSE_TEST_PROBABILITY(_val)				\
3189 	} else if (os_strcmp(buf, #_val) == 0) {		\
3190 		char *end;					\
3191 								\
3192 		conf->_val = strtod(pos, &end);			\
3193 		if (*end || conf->_val < 0.0 ||			\
3194 		    conf->_val > 1.0) {				\
3195 			wpa_printf(MSG_ERROR,			\
3196 				   "Line %d: Invalid value '%s'", \
3197 				   line, pos);			\
3198 			return 1;				\
3199 		}
3200 	PARSE_TEST_PROBABILITY(ignore_probe_probability)
3201 	PARSE_TEST_PROBABILITY(ignore_auth_probability)
3202 	PARSE_TEST_PROBABILITY(ignore_assoc_probability)
3203 	PARSE_TEST_PROBABILITY(ignore_reassoc_probability)
3204 	PARSE_TEST_PROBABILITY(corrupt_gtk_rekey_mic_probability)
3205 	} else if (os_strcmp(buf, "bss_load_test") == 0) {
3206 		WPA_PUT_LE16(bss->bss_load_test, atoi(pos));
3207 		pos = os_strchr(pos, ':');
3208 		if (pos == NULL) {
3209 			wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3210 				   line);
3211 			return 1;
3212 		}
3213 		pos++;
3214 		bss->bss_load_test[2] = atoi(pos);
3215 		pos = os_strchr(pos, ':');
3216 		if (pos == NULL) {
3217 			wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3218 				   line);
3219 			return 1;
3220 		}
3221 		pos++;
3222 		WPA_PUT_LE16(&bss->bss_load_test[3], atoi(pos));
3223 		bss->bss_load_test_set = 1;
3224 	} else if (os_strcmp(buf, "radio_measurements") == 0) {
3225 		bss->radio_measurements = atoi(pos);
3226 #endif /* CONFIG_TESTING_OPTIONS */
3227 	} else if (os_strcmp(buf, "vendor_elements") == 0) {
3228 		struct wpabuf *elems;
3229 		size_t len = os_strlen(pos);
3230 		if (len & 0x01) {
3231 			wpa_printf(MSG_ERROR,
3232 				   "Line %d: Invalid vendor_elements '%s'",
3233 				   line, pos);
3234 			return 1;
3235 		}
3236 		len /= 2;
3237 		if (len == 0) {
3238 			wpabuf_free(bss->vendor_elements);
3239 			bss->vendor_elements = NULL;
3240 			return 0;
3241 		}
3242 
3243 		elems = wpabuf_alloc(len);
3244 		if (elems == NULL)
3245 			return 1;
3246 
3247 		if (hexstr2bin(pos, wpabuf_put(elems, len), len)) {
3248 			wpabuf_free(elems);
3249 			wpa_printf(MSG_ERROR,
3250 				   "Line %d: Invalid vendor_elements '%s'",
3251 				   line, pos);
3252 			return 1;
3253 		}
3254 
3255 		wpabuf_free(bss->vendor_elements);
3256 		bss->vendor_elements = elems;
3257 	} else if (os_strcmp(buf, "sae_anti_clogging_threshold") == 0) {
3258 		bss->sae_anti_clogging_threshold = atoi(pos);
3259 	} else if (os_strcmp(buf, "sae_groups") == 0) {
3260 		if (hostapd_parse_intlist(&bss->sae_groups, pos)) {
3261 			wpa_printf(MSG_ERROR,
3262 				   "Line %d: Invalid sae_groups value '%s'",
3263 				   line, pos);
3264 			return 1;
3265 		}
3266 	} else if (os_strcmp(buf, "local_pwr_constraint") == 0) {
3267 		int val = atoi(pos);
3268 		if (val < 0 || val > 255) {
3269 			wpa_printf(MSG_ERROR, "Line %d: Invalid local_pwr_constraint %d (expected 0..255)",
3270 				   line, val);
3271 			return 1;
3272 		}
3273 		conf->local_pwr_constraint = val;
3274 	} else if (os_strcmp(buf, "spectrum_mgmt_required") == 0) {
3275 		conf->spectrum_mgmt_required = atoi(pos);
3276 	} else if (os_strcmp(buf, "wowlan_triggers") == 0) {
3277 		os_free(bss->wowlan_triggers);
3278 		bss->wowlan_triggers = os_strdup(pos);
3279 	} else {
3280 		wpa_printf(MSG_ERROR,
3281 			   "Line %d: unknown configuration item '%s'",
3282 			   line, buf);
3283 		return 1;
3284 	}
3285 
3286 	return 0;
3287 }
3288 
3289 
3290 /**
3291  * hostapd_config_read - Read and parse a configuration file
3292  * @fname: Configuration file name (including path, if needed)
3293  * Returns: Allocated configuration data structure
3294  */
3295 struct hostapd_config * hostapd_config_read(const char *fname)
3296 {
3297 	struct hostapd_config *conf;
3298 	FILE *f;
3299 	char buf[512], *pos;
3300 	int line = 0;
3301 	int errors = 0;
3302 	size_t i;
3303 
3304 	f = fopen(fname, "r");
3305 	if (f == NULL) {
3306 		wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
3307 			   "for reading.", fname);
3308 		return NULL;
3309 	}
3310 
3311 	conf = hostapd_config_defaults();
3312 	if (conf == NULL) {
3313 		fclose(f);
3314 		return NULL;
3315 	}
3316 
3317 	/* set default driver based on configuration */
3318 	conf->driver = wpa_drivers[0];
3319 	if (conf->driver == NULL) {
3320 		wpa_printf(MSG_ERROR, "No driver wrappers registered!");
3321 		hostapd_config_free(conf);
3322 		fclose(f);
3323 		return NULL;
3324 	}
3325 
3326 	conf->last_bss = conf->bss[0];
3327 
3328 	while (fgets(buf, sizeof(buf), f)) {
3329 		struct hostapd_bss_config *bss;
3330 
3331 		bss = conf->last_bss;
3332 		line++;
3333 
3334 		if (buf[0] == '#')
3335 			continue;
3336 		pos = buf;
3337 		while (*pos != '\0') {
3338 			if (*pos == '\n') {
3339 				*pos = '\0';
3340 				break;
3341 			}
3342 			pos++;
3343 		}
3344 		if (buf[0] == '\0')
3345 			continue;
3346 
3347 		pos = os_strchr(buf, '=');
3348 		if (pos == NULL) {
3349 			wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
3350 				   line, buf);
3351 			errors++;
3352 			continue;
3353 		}
3354 		*pos = '\0';
3355 		pos++;
3356 		errors += hostapd_config_fill(conf, bss, buf, pos, line);
3357 	}
3358 
3359 	fclose(f);
3360 
3361 	for (i = 0; i < conf->num_bss; i++)
3362 		hostapd_set_security_params(conf->bss[i], 1);
3363 
3364 	if (hostapd_config_check(conf, 1))
3365 		errors++;
3366 
3367 #ifndef WPA_IGNORE_CONFIG_ERRORS
3368 	if (errors) {
3369 		wpa_printf(MSG_ERROR, "%d errors found in configuration file "
3370 			   "'%s'", errors, fname);
3371 		hostapd_config_free(conf);
3372 		conf = NULL;
3373 	}
3374 #endif /* WPA_IGNORE_CONFIG_ERRORS */
3375 
3376 	return conf;
3377 }
3378 
3379 
3380 int hostapd_set_iface(struct hostapd_config *conf,
3381 		      struct hostapd_bss_config *bss, char *field, char *value)
3382 {
3383 	int errors;
3384 	size_t i;
3385 
3386 	errors = hostapd_config_fill(conf, bss, field, value, 0);
3387 	if (errors) {
3388 		wpa_printf(MSG_INFO, "Failed to set configuration field '%s' "
3389 			   "to value '%s'", field, value);
3390 		return -1;
3391 	}
3392 
3393 	for (i = 0; i < conf->num_bss; i++)
3394 		hostapd_set_security_params(conf->bss[i], 0);
3395 
3396 	if (hostapd_config_check(conf, 0)) {
3397 		wpa_printf(MSG_ERROR, "Configuration check failed");
3398 		return -1;
3399 	}
3400 
3401 	return 0;
3402 }
3403