xref: /freebsd/contrib/wpa/hostapd/config_file.c (revision 78b9f0095b4af3aca6c931b2c7b009ddb8a05125)
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 		vlan->vlan_desc.untagged = vlan_id;
101 		vlan->vlan_desc.notempty = !!vlan_id;
102 		os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
103 		vlan->next = bss->vlan;
104 		bss->vlan = vlan;
105 	}
106 
107 	fclose(f);
108 
109 	return 0;
110 }
111 #endif /* CONFIG_NO_VLAN */
112 
113 
114 static int hostapd_acl_comp(const void *a, const void *b)
115 {
116 	const struct mac_acl_entry *aa = a;
117 	const struct mac_acl_entry *bb = b;
118 	return os_memcmp(aa->addr, bb->addr, sizeof(macaddr));
119 }
120 
121 
122 static int hostapd_config_read_maclist(const char *fname,
123 				       struct mac_acl_entry **acl, int *num)
124 {
125 	FILE *f;
126 	char buf[128], *pos;
127 	int line = 0;
128 	u8 addr[ETH_ALEN];
129 	struct mac_acl_entry *newacl;
130 	int vlan_id;
131 
132 	if (!fname)
133 		return 0;
134 
135 	f = fopen(fname, "r");
136 	if (!f) {
137 		wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname);
138 		return -1;
139 	}
140 
141 	while (fgets(buf, sizeof(buf), f)) {
142 		int i, rem = 0;
143 
144 		line++;
145 
146 		if (buf[0] == '#')
147 			continue;
148 		pos = buf;
149 		while (*pos != '\0') {
150 			if (*pos == '\n') {
151 				*pos = '\0';
152 				break;
153 			}
154 			pos++;
155 		}
156 		if (buf[0] == '\0')
157 			continue;
158 		pos = buf;
159 		if (buf[0] == '-') {
160 			rem = 1;
161 			pos++;
162 		}
163 
164 		if (hwaddr_aton(pos, addr)) {
165 			wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at "
166 				   "line %d in '%s'", pos, line, fname);
167 			fclose(f);
168 			return -1;
169 		}
170 
171 		if (rem) {
172 			i = 0;
173 			while (i < *num) {
174 				if (os_memcmp((*acl)[i].addr, addr, ETH_ALEN) ==
175 				    0) {
176 					os_remove_in_array(*acl, *num,
177 							   sizeof(**acl), i);
178 					(*num)--;
179 				} else
180 					i++;
181 			}
182 			continue;
183 		}
184 		vlan_id = 0;
185 		pos = buf;
186 		while (*pos != '\0' && *pos != ' ' && *pos != '\t')
187 			pos++;
188 		while (*pos == ' ' || *pos == '\t')
189 			pos++;
190 		if (*pos != '\0')
191 			vlan_id = atoi(pos);
192 
193 		newacl = os_realloc_array(*acl, *num + 1, sizeof(**acl));
194 		if (newacl == NULL) {
195 			wpa_printf(MSG_ERROR, "MAC list reallocation failed");
196 			fclose(f);
197 			return -1;
198 		}
199 
200 		*acl = newacl;
201 		os_memcpy((*acl)[*num].addr, addr, ETH_ALEN);
202 		os_memset(&(*acl)[*num].vlan_id, 0,
203 			  sizeof((*acl)[*num].vlan_id));
204 		(*acl)[*num].vlan_id.untagged = vlan_id;
205 		(*acl)[*num].vlan_id.notempty = !!vlan_id;
206 		(*num)++;
207 	}
208 
209 	fclose(f);
210 
211 	qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp);
212 
213 	return 0;
214 }
215 
216 
217 #ifdef EAP_SERVER
218 static int hostapd_config_read_eap_user(const char *fname,
219 					struct hostapd_bss_config *conf)
220 {
221 	FILE *f;
222 	char buf[512], *pos, *start, *pos2;
223 	int line = 0, ret = 0, num_methods;
224 	struct hostapd_eap_user *user = NULL, *tail = NULL, *new_user = NULL;
225 
226 	if (!fname)
227 		return 0;
228 
229 	if (os_strncmp(fname, "sqlite:", 7) == 0) {
230 #ifdef CONFIG_SQLITE
231 		os_free(conf->eap_user_sqlite);
232 		conf->eap_user_sqlite = os_strdup(fname + 7);
233 		return 0;
234 #else /* CONFIG_SQLITE */
235 		wpa_printf(MSG_ERROR,
236 			   "EAP user file in SQLite DB, but CONFIG_SQLITE was not enabled in the build.");
237 		return -1;
238 #endif /* CONFIG_SQLITE */
239 	}
240 
241 	f = fopen(fname, "r");
242 	if (!f) {
243 		wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
244 		return -1;
245 	}
246 
247 	/* Lines: "user" METHOD,METHOD2 "password" (password optional) */
248 	while (fgets(buf, sizeof(buf), f)) {
249 		line++;
250 
251 		if (buf[0] == '#')
252 			continue;
253 		pos = buf;
254 		while (*pos != '\0') {
255 			if (*pos == '\n') {
256 				*pos = '\0';
257 				break;
258 			}
259 			pos++;
260 		}
261 		if (buf[0] == '\0')
262 			continue;
263 
264 #ifndef CONFIG_NO_RADIUS
265 		if (user && os_strncmp(buf, "radius_accept_attr=", 19) == 0) {
266 			struct hostapd_radius_attr *attr, *a;
267 			attr = hostapd_parse_radius_attr(buf + 19);
268 			if (attr == NULL) {
269 				wpa_printf(MSG_ERROR, "Invalid radius_auth_req_attr: %s",
270 					   buf + 19);
271 				user = NULL; /* already in the BSS list */
272 				goto failed;
273 			}
274 			if (user->accept_attr == NULL) {
275 				user->accept_attr = attr;
276 			} else {
277 				a = user->accept_attr;
278 				while (a->next)
279 					a = a->next;
280 				a->next = attr;
281 			}
282 			continue;
283 		}
284 #endif /* CONFIG_NO_RADIUS */
285 
286 		user = NULL;
287 
288 		if (buf[0] != '"' && buf[0] != '*') {
289 			wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
290 				   "start) on line %d in '%s'", line, fname);
291 			goto failed;
292 		}
293 
294 		user = os_zalloc(sizeof(*user));
295 		if (user == NULL) {
296 			wpa_printf(MSG_ERROR, "EAP user allocation failed");
297 			goto failed;
298 		}
299 		user->force_version = -1;
300 
301 		if (buf[0] == '*') {
302 			pos = buf;
303 		} else {
304 			pos = buf + 1;
305 			start = pos;
306 			while (*pos != '"' && *pos != '\0')
307 				pos++;
308 			if (*pos == '\0') {
309 				wpa_printf(MSG_ERROR, "Invalid EAP identity "
310 					   "(no \" in end) on line %d in '%s'",
311 					   line, fname);
312 				goto failed;
313 			}
314 
315 			user->identity = os_malloc(pos - start);
316 			if (user->identity == NULL) {
317 				wpa_printf(MSG_ERROR, "Failed to allocate "
318 					   "memory for EAP identity");
319 				goto failed;
320 			}
321 			os_memcpy(user->identity, start, pos - start);
322 			user->identity_len = pos - start;
323 
324 			if (pos[0] == '"' && pos[1] == '*') {
325 				user->wildcard_prefix = 1;
326 				pos++;
327 			}
328 		}
329 		pos++;
330 		while (*pos == ' ' || *pos == '\t')
331 			pos++;
332 
333 		if (*pos == '\0') {
334 			wpa_printf(MSG_ERROR, "No EAP method on line %d in "
335 				   "'%s'", line, fname);
336 			goto failed;
337 		}
338 
339 		start = pos;
340 		while (*pos != ' ' && *pos != '\t' && *pos != '\0')
341 			pos++;
342 		if (*pos == '\0') {
343 			pos = NULL;
344 		} else {
345 			*pos = '\0';
346 			pos++;
347 		}
348 		num_methods = 0;
349 		while (*start) {
350 			char *pos3 = os_strchr(start, ',');
351 			if (pos3) {
352 				*pos3++ = '\0';
353 			}
354 			user->methods[num_methods].method =
355 				eap_server_get_type(
356 					start,
357 					&user->methods[num_methods].vendor);
358 			if (user->methods[num_methods].vendor ==
359 			    EAP_VENDOR_IETF &&
360 			    user->methods[num_methods].method == EAP_TYPE_NONE)
361 			{
362 				if (os_strcmp(start, "TTLS-PAP") == 0) {
363 					user->ttls_auth |= EAP_TTLS_AUTH_PAP;
364 					goto skip_eap;
365 				}
366 				if (os_strcmp(start, "TTLS-CHAP") == 0) {
367 					user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
368 					goto skip_eap;
369 				}
370 				if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
371 					user->ttls_auth |=
372 						EAP_TTLS_AUTH_MSCHAP;
373 					goto skip_eap;
374 				}
375 				if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
376 					user->ttls_auth |=
377 						EAP_TTLS_AUTH_MSCHAPV2;
378 					goto skip_eap;
379 				}
380 				if (os_strcmp(start, "MACACL") == 0) {
381 					user->macacl = 1;
382 					goto skip_eap;
383 				}
384 				wpa_printf(MSG_ERROR, "Unsupported EAP type "
385 					   "'%s' on line %d in '%s'",
386 					   start, line, fname);
387 				goto failed;
388 			}
389 
390 			num_methods++;
391 			if (num_methods >= EAP_MAX_METHODS)
392 				break;
393 		skip_eap:
394 			if (pos3 == NULL)
395 				break;
396 			start = pos3;
397 		}
398 		if (num_methods == 0 && user->ttls_auth == 0 && !user->macacl) {
399 			wpa_printf(MSG_ERROR, "No EAP types configured on "
400 				   "line %d in '%s'", line, fname);
401 			goto failed;
402 		}
403 
404 		if (pos == NULL)
405 			goto done;
406 
407 		while (*pos == ' ' || *pos == '\t')
408 			pos++;
409 		if (*pos == '\0')
410 			goto done;
411 
412 		if (os_strncmp(pos, "[ver=0]", 7) == 0) {
413 			user->force_version = 0;
414 			goto done;
415 		}
416 
417 		if (os_strncmp(pos, "[ver=1]", 7) == 0) {
418 			user->force_version = 1;
419 			goto done;
420 		}
421 
422 		if (os_strncmp(pos, "[2]", 3) == 0) {
423 			user->phase2 = 1;
424 			goto done;
425 		}
426 
427 		if (*pos == '"') {
428 			pos++;
429 			start = pos;
430 			while (*pos != '"' && *pos != '\0')
431 				pos++;
432 			if (*pos == '\0') {
433 				wpa_printf(MSG_ERROR, "Invalid EAP password "
434 					   "(no \" in end) on line %d in '%s'",
435 					   line, fname);
436 				goto failed;
437 			}
438 
439 			user->password = os_malloc(pos - start);
440 			if (user->password == NULL) {
441 				wpa_printf(MSG_ERROR, "Failed to allocate "
442 					   "memory for EAP password");
443 				goto failed;
444 			}
445 			os_memcpy(user->password, start, pos - start);
446 			user->password_len = pos - start;
447 
448 			pos++;
449 		} else if (os_strncmp(pos, "hash:", 5) == 0) {
450 			pos += 5;
451 			pos2 = pos;
452 			while (*pos2 != '\0' && *pos2 != ' ' &&
453 			       *pos2 != '\t' && *pos2 != '#')
454 				pos2++;
455 			if (pos2 - pos != 32) {
456 				wpa_printf(MSG_ERROR, "Invalid password hash "
457 					   "on line %d in '%s'", line, fname);
458 				goto failed;
459 			}
460 			user->password = os_malloc(16);
461 			if (user->password == NULL) {
462 				wpa_printf(MSG_ERROR, "Failed to allocate "
463 					   "memory for EAP password hash");
464 				goto failed;
465 			}
466 			if (hexstr2bin(pos, user->password, 16) < 0) {
467 				wpa_printf(MSG_ERROR, "Invalid hash password "
468 					   "on line %d in '%s'", line, fname);
469 				goto failed;
470 			}
471 			user->password_len = 16;
472 			user->password_hash = 1;
473 			pos = pos2;
474 		} else {
475 			pos2 = pos;
476 			while (*pos2 != '\0' && *pos2 != ' ' &&
477 			       *pos2 != '\t' && *pos2 != '#')
478 				pos2++;
479 			if ((pos2 - pos) & 1) {
480 				wpa_printf(MSG_ERROR, "Invalid hex password "
481 					   "on line %d in '%s'", line, fname);
482 				goto failed;
483 			}
484 			user->password = os_malloc((pos2 - pos) / 2);
485 			if (user->password == NULL) {
486 				wpa_printf(MSG_ERROR, "Failed to allocate "
487 					   "memory for EAP password");
488 				goto failed;
489 			}
490 			if (hexstr2bin(pos, user->password,
491 				       (pos2 - pos) / 2) < 0) {
492 				wpa_printf(MSG_ERROR, "Invalid hex password "
493 					   "on line %d in '%s'", line, fname);
494 				goto failed;
495 			}
496 			user->password_len = (pos2 - pos) / 2;
497 			pos = pos2;
498 		}
499 
500 		while (*pos == ' ' || *pos == '\t')
501 			pos++;
502 		if (os_strncmp(pos, "[2]", 3) == 0) {
503 			user->phase2 = 1;
504 		}
505 
506 	done:
507 		if (tail == NULL) {
508 			tail = new_user = user;
509 		} else {
510 			tail->next = user;
511 			tail = user;
512 		}
513 		continue;
514 
515 	failed:
516 		if (user)
517 			hostapd_config_free_eap_user(user);
518 		ret = -1;
519 		break;
520 	}
521 
522 	fclose(f);
523 
524 	if (ret == 0) {
525 		user = conf->eap_user;
526 		while (user) {
527 			struct hostapd_eap_user *prev;
528 
529 			prev = user;
530 			user = user->next;
531 			hostapd_config_free_eap_user(prev);
532 		}
533 		conf->eap_user = new_user;
534 	}
535 
536 	return ret;
537 }
538 #endif /* EAP_SERVER */
539 
540 
541 #ifndef CONFIG_NO_RADIUS
542 static int
543 hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
544 				int *num_server, const char *val, int def_port,
545 				struct hostapd_radius_server **curr_serv)
546 {
547 	struct hostapd_radius_server *nserv;
548 	int ret;
549 	static int server_index = 1;
550 
551 	nserv = os_realloc_array(*server, *num_server + 1, sizeof(*nserv));
552 	if (nserv == NULL)
553 		return -1;
554 
555 	*server = nserv;
556 	nserv = &nserv[*num_server];
557 	(*num_server)++;
558 	(*curr_serv) = nserv;
559 
560 	os_memset(nserv, 0, sizeof(*nserv));
561 	nserv->port = def_port;
562 	ret = hostapd_parse_ip_addr(val, &nserv->addr);
563 	nserv->index = server_index++;
564 
565 	return ret;
566 }
567 
568 
569 static struct hostapd_radius_attr *
570 hostapd_parse_radius_attr(const char *value)
571 {
572 	const char *pos;
573 	char syntax;
574 	struct hostapd_radius_attr *attr;
575 	size_t len;
576 
577 	attr = os_zalloc(sizeof(*attr));
578 	if (attr == NULL)
579 		return NULL;
580 
581 	attr->type = atoi(value);
582 
583 	pos = os_strchr(value, ':');
584 	if (pos == NULL) {
585 		attr->val = wpabuf_alloc(1);
586 		if (attr->val == NULL) {
587 			os_free(attr);
588 			return NULL;
589 		}
590 		wpabuf_put_u8(attr->val, 0);
591 		return attr;
592 	}
593 
594 	pos++;
595 	if (pos[0] == '\0' || pos[1] != ':') {
596 		os_free(attr);
597 		return NULL;
598 	}
599 	syntax = *pos++;
600 	pos++;
601 
602 	switch (syntax) {
603 	case 's':
604 		attr->val = wpabuf_alloc_copy(pos, os_strlen(pos));
605 		break;
606 	case 'x':
607 		len = os_strlen(pos);
608 		if (len & 1)
609 			break;
610 		len /= 2;
611 		attr->val = wpabuf_alloc(len);
612 		if (attr->val == NULL)
613 			break;
614 		if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) {
615 			wpabuf_free(attr->val);
616 			os_free(attr);
617 			return NULL;
618 		}
619 		break;
620 	case 'd':
621 		attr->val = wpabuf_alloc(4);
622 		if (attr->val)
623 			wpabuf_put_be32(attr->val, atoi(pos));
624 		break;
625 	default:
626 		os_free(attr);
627 		return NULL;
628 	}
629 
630 	if (attr->val == NULL) {
631 		os_free(attr);
632 		return NULL;
633 	}
634 
635 	return attr;
636 }
637 
638 
639 static int hostapd_parse_das_client(struct hostapd_bss_config *bss, char *val)
640 {
641 	char *secret;
642 
643 	secret = os_strchr(val, ' ');
644 	if (secret == NULL)
645 		return -1;
646 
647 	*secret++ = '\0';
648 
649 	if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr))
650 		return -1;
651 
652 	os_free(bss->radius_das_shared_secret);
653 	bss->radius_das_shared_secret = (u8 *) os_strdup(secret);
654 	if (bss->radius_das_shared_secret == NULL)
655 		return -1;
656 	bss->radius_das_shared_secret_len = os_strlen(secret);
657 
658 	return 0;
659 }
660 #endif /* CONFIG_NO_RADIUS */
661 
662 
663 static int hostapd_config_parse_key_mgmt(int line, const char *value)
664 {
665 	int val = 0, last;
666 	char *start, *end, *buf;
667 
668 	buf = os_strdup(value);
669 	if (buf == NULL)
670 		return -1;
671 	start = buf;
672 
673 	while (*start != '\0') {
674 		while (*start == ' ' || *start == '\t')
675 			start++;
676 		if (*start == '\0')
677 			break;
678 		end = start;
679 		while (*end != ' ' && *end != '\t' && *end != '\0')
680 			end++;
681 		last = *end == '\0';
682 		*end = '\0';
683 		if (os_strcmp(start, "WPA-PSK") == 0)
684 			val |= WPA_KEY_MGMT_PSK;
685 		else if (os_strcmp(start, "WPA-EAP") == 0)
686 			val |= WPA_KEY_MGMT_IEEE8021X;
687 #ifdef CONFIG_IEEE80211R
688 		else if (os_strcmp(start, "FT-PSK") == 0)
689 			val |= WPA_KEY_MGMT_FT_PSK;
690 		else if (os_strcmp(start, "FT-EAP") == 0)
691 			val |= WPA_KEY_MGMT_FT_IEEE8021X;
692 #endif /* CONFIG_IEEE80211R */
693 #ifdef CONFIG_IEEE80211W
694 		else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
695 			val |= WPA_KEY_MGMT_PSK_SHA256;
696 		else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
697 			val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
698 #endif /* CONFIG_IEEE80211W */
699 #ifdef CONFIG_SAE
700 		else if (os_strcmp(start, "SAE") == 0)
701 			val |= WPA_KEY_MGMT_SAE;
702 		else if (os_strcmp(start, "FT-SAE") == 0)
703 			val |= WPA_KEY_MGMT_FT_SAE;
704 #endif /* CONFIG_SAE */
705 #ifdef CONFIG_SUITEB
706 		else if (os_strcmp(start, "WPA-EAP-SUITE-B") == 0)
707 			val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B;
708 #endif /* CONFIG_SUITEB */
709 #ifdef CONFIG_SUITEB192
710 		else if (os_strcmp(start, "WPA-EAP-SUITE-B-192") == 0)
711 			val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B_192;
712 #endif /* CONFIG_SUITEB192 */
713 		else {
714 			wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
715 				   line, start);
716 			os_free(buf);
717 			return -1;
718 		}
719 
720 		if (last)
721 			break;
722 		start = end + 1;
723 	}
724 
725 	os_free(buf);
726 	if (val == 0) {
727 		wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
728 			   "configured.", line);
729 		return -1;
730 	}
731 
732 	return val;
733 }
734 
735 
736 static int hostapd_config_parse_cipher(int line, const char *value)
737 {
738 	int val = wpa_parse_cipher(value);
739 	if (val < 0) {
740 		wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
741 			   line, value);
742 		return -1;
743 	}
744 	if (val == 0) {
745 		wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
746 			   line);
747 		return -1;
748 	}
749 	return val;
750 }
751 
752 
753 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
754 				   char *val)
755 {
756 	size_t len = os_strlen(val);
757 
758 	if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
759 		return -1;
760 
761 	if (val[0] == '"') {
762 		if (len < 2 || val[len - 1] != '"')
763 			return -1;
764 		len -= 2;
765 		wep->key[keyidx] = os_malloc(len);
766 		if (wep->key[keyidx] == NULL)
767 			return -1;
768 		os_memcpy(wep->key[keyidx], val + 1, len);
769 		wep->len[keyidx] = len;
770 	} else {
771 		if (len & 1)
772 			return -1;
773 		len /= 2;
774 		wep->key[keyidx] = os_malloc(len);
775 		if (wep->key[keyidx] == NULL)
776 			return -1;
777 		wep->len[keyidx] = len;
778 		if (hexstr2bin(val, wep->key[keyidx], len) < 0)
779 			return -1;
780 	}
781 
782 	wep->keys_set++;
783 
784 	return 0;
785 }
786 
787 
788 static int hostapd_parse_chanlist(struct hostapd_config *conf, char *val)
789 {
790 	char *pos;
791 
792 	/* for backwards compatibility, translate ' ' in conf str to ',' */
793 	pos = val;
794 	while (pos) {
795 		pos = os_strchr(pos, ' ');
796 		if (pos)
797 			*pos++ = ',';
798 	}
799 	if (freq_range_list_parse(&conf->acs_ch_list, val))
800 		return -1;
801 
802 	return 0;
803 }
804 
805 
806 static int hostapd_parse_intlist(int **int_list, char *val)
807 {
808 	int *list;
809 	int count;
810 	char *pos, *end;
811 
812 	os_free(*int_list);
813 	*int_list = NULL;
814 
815 	pos = val;
816 	count = 0;
817 	while (*pos != '\0') {
818 		if (*pos == ' ')
819 			count++;
820 		pos++;
821 	}
822 
823 	list = os_malloc(sizeof(int) * (count + 2));
824 	if (list == NULL)
825 		return -1;
826 	pos = val;
827 	count = 0;
828 	while (*pos != '\0') {
829 		end = os_strchr(pos, ' ');
830 		if (end)
831 			*end = '\0';
832 
833 		list[count++] = atoi(pos);
834 		if (!end)
835 			break;
836 		pos = end + 1;
837 	}
838 	list[count] = -1;
839 
840 	*int_list = list;
841 	return 0;
842 }
843 
844 
845 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
846 {
847 	struct hostapd_bss_config **all, *bss;
848 
849 	if (*ifname == '\0')
850 		return -1;
851 
852 	all = os_realloc_array(conf->bss, conf->num_bss + 1,
853 			       sizeof(struct hostapd_bss_config *));
854 	if (all == NULL) {
855 		wpa_printf(MSG_ERROR, "Failed to allocate memory for "
856 			   "multi-BSS entry");
857 		return -1;
858 	}
859 	conf->bss = all;
860 
861 	bss = os_zalloc(sizeof(*bss));
862 	if (bss == NULL)
863 		return -1;
864 	bss->radius = os_zalloc(sizeof(*bss->radius));
865 	if (bss->radius == NULL) {
866 		wpa_printf(MSG_ERROR, "Failed to allocate memory for "
867 			   "multi-BSS RADIUS data");
868 		os_free(bss);
869 		return -1;
870 	}
871 
872 	conf->bss[conf->num_bss++] = bss;
873 	conf->last_bss = bss;
874 
875 	hostapd_config_defaults_bss(bss);
876 	os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
877 	os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
878 
879 	return 0;
880 }
881 
882 
883 /* convert floats with one decimal place to value*10 int, i.e.,
884  * "1.5" will return 15 */
885 static int hostapd_config_read_int10(const char *value)
886 {
887 	int i, d;
888 	char *pos;
889 
890 	i = atoi(value);
891 	pos = os_strchr(value, '.');
892 	d = 0;
893 	if (pos) {
894 		pos++;
895 		if (*pos >= '0' && *pos <= '9')
896 			d = *pos - '0';
897 	}
898 
899 	return i * 10 + d;
900 }
901 
902 
903 static int valid_cw(int cw)
904 {
905 	return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
906 		cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023 ||
907 		cw == 2047 || cw == 4095 || cw == 8191 || cw == 16383 ||
908 		cw == 32767);
909 }
910 
911 
912 enum {
913 	IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
914 	IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
915 	IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
916 	IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */
917 };
918 
919 static int hostapd_config_tx_queue(struct hostapd_config *conf,
920 				   const char *name, const char *val)
921 {
922 	int num;
923 	const char *pos;
924 	struct hostapd_tx_queue_params *queue;
925 
926 	/* skip 'tx_queue_' prefix */
927 	pos = name + 9;
928 	if (os_strncmp(pos, "data", 4) == 0 &&
929 	    pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
930 		num = pos[4] - '0';
931 		pos += 6;
932 	} else if (os_strncmp(pos, "after_beacon_", 13) == 0 ||
933 		   os_strncmp(pos, "beacon_", 7) == 0) {
934 		wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
935 		return 0;
936 	} else {
937 		wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
938 		return -1;
939 	}
940 
941 	if (num >= NUM_TX_QUEUES) {
942 		/* for backwards compatibility, do not trigger failure */
943 		wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
944 		return 0;
945 	}
946 
947 	queue = &conf->tx_queue[num];
948 
949 	if (os_strcmp(pos, "aifs") == 0) {
950 		queue->aifs = atoi(val);
951 		if (queue->aifs < 0 || queue->aifs > 255) {
952 			wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
953 				   queue->aifs);
954 			return -1;
955 		}
956 	} else if (os_strcmp(pos, "cwmin") == 0) {
957 		queue->cwmin = atoi(val);
958 		if (!valid_cw(queue->cwmin)) {
959 			wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
960 				   queue->cwmin);
961 			return -1;
962 		}
963 	} else if (os_strcmp(pos, "cwmax") == 0) {
964 		queue->cwmax = atoi(val);
965 		if (!valid_cw(queue->cwmax)) {
966 			wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
967 				   queue->cwmax);
968 			return -1;
969 		}
970 	} else if (os_strcmp(pos, "burst") == 0) {
971 		queue->burst = hostapd_config_read_int10(val);
972 	} else {
973 		wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
974 		return -1;
975 	}
976 
977 	return 0;
978 }
979 
980 
981 #ifdef CONFIG_IEEE80211R
982 static int add_r0kh(struct hostapd_bss_config *bss, char *value)
983 {
984 	struct ft_remote_r0kh *r0kh;
985 	char *pos, *next;
986 
987 	r0kh = os_zalloc(sizeof(*r0kh));
988 	if (r0kh == NULL)
989 		return -1;
990 
991 	/* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
992 	pos = value;
993 	next = os_strchr(pos, ' ');
994 	if (next)
995 		*next++ = '\0';
996 	if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
997 		wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
998 		os_free(r0kh);
999 		return -1;
1000 	}
1001 
1002 	pos = next;
1003 	next = os_strchr(pos, ' ');
1004 	if (next)
1005 		*next++ = '\0';
1006 	if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
1007 		wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
1008 		os_free(r0kh);
1009 		return -1;
1010 	}
1011 	r0kh->id_len = next - pos - 1;
1012 	os_memcpy(r0kh->id, pos, r0kh->id_len);
1013 
1014 	pos = next;
1015 	if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
1016 		wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
1017 		os_free(r0kh);
1018 		return -1;
1019 	}
1020 
1021 	r0kh->next = bss->r0kh_list;
1022 	bss->r0kh_list = r0kh;
1023 
1024 	return 0;
1025 }
1026 
1027 
1028 static int add_r1kh(struct hostapd_bss_config *bss, char *value)
1029 {
1030 	struct ft_remote_r1kh *r1kh;
1031 	char *pos, *next;
1032 
1033 	r1kh = os_zalloc(sizeof(*r1kh));
1034 	if (r1kh == NULL)
1035 		return -1;
1036 
1037 	/* 02:01:02:03:04:05 02:01:02:03:04:05
1038 	 * 000102030405060708090a0b0c0d0e0f */
1039 	pos = value;
1040 	next = os_strchr(pos, ' ');
1041 	if (next)
1042 		*next++ = '\0';
1043 	if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
1044 		wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
1045 		os_free(r1kh);
1046 		return -1;
1047 	}
1048 
1049 	pos = next;
1050 	next = os_strchr(pos, ' ');
1051 	if (next)
1052 		*next++ = '\0';
1053 	if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
1054 		wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
1055 		os_free(r1kh);
1056 		return -1;
1057 	}
1058 
1059 	pos = next;
1060 	if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
1061 		wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
1062 		os_free(r1kh);
1063 		return -1;
1064 	}
1065 
1066 	r1kh->next = bss->r1kh_list;
1067 	bss->r1kh_list = r1kh;
1068 
1069 	return 0;
1070 }
1071 #endif /* CONFIG_IEEE80211R */
1072 
1073 
1074 #ifdef CONFIG_IEEE80211N
1075 static int hostapd_config_ht_capab(struct hostapd_config *conf,
1076 				   const char *capab)
1077 {
1078 	if (os_strstr(capab, "[LDPC]"))
1079 		conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
1080 	if (os_strstr(capab, "[HT40-]")) {
1081 		conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1082 		conf->secondary_channel = -1;
1083 	}
1084 	if (os_strstr(capab, "[HT40+]")) {
1085 		conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1086 		conf->secondary_channel = 1;
1087 	}
1088 	if (os_strstr(capab, "[SMPS-STATIC]")) {
1089 		conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1090 		conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1091 	}
1092 	if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1093 		conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1094 		conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1095 	}
1096 	if (os_strstr(capab, "[GF]"))
1097 		conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1098 	if (os_strstr(capab, "[SHORT-GI-20]"))
1099 		conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1100 	if (os_strstr(capab, "[SHORT-GI-40]"))
1101 		conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1102 	if (os_strstr(capab, "[TX-STBC]"))
1103 		conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1104 	if (os_strstr(capab, "[RX-STBC1]")) {
1105 		conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1106 		conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1107 	}
1108 	if (os_strstr(capab, "[RX-STBC12]")) {
1109 		conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1110 		conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1111 	}
1112 	if (os_strstr(capab, "[RX-STBC123]")) {
1113 		conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1114 		conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1115 	}
1116 	if (os_strstr(capab, "[DELAYED-BA]"))
1117 		conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1118 	if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1119 		conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1120 	if (os_strstr(capab, "[DSSS_CCK-40]"))
1121 		conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1122 	if (os_strstr(capab, "[40-INTOLERANT]"))
1123 		conf->ht_capab |= HT_CAP_INFO_40MHZ_INTOLERANT;
1124 	if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1125 		conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1126 
1127 	return 0;
1128 }
1129 #endif /* CONFIG_IEEE80211N */
1130 
1131 
1132 #ifdef CONFIG_IEEE80211AC
1133 static int hostapd_config_vht_capab(struct hostapd_config *conf,
1134 				    const char *capab)
1135 {
1136 	if (os_strstr(capab, "[MAX-MPDU-7991]"))
1137 		conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991;
1138 	if (os_strstr(capab, "[MAX-MPDU-11454]"))
1139 		conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454;
1140 	if (os_strstr(capab, "[VHT160]"))
1141 		conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
1142 	if (os_strstr(capab, "[VHT160-80PLUS80]"))
1143 		conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
1144 	if (os_strstr(capab, "[RXLDPC]"))
1145 		conf->vht_capab |= VHT_CAP_RXLDPC;
1146 	if (os_strstr(capab, "[SHORT-GI-80]"))
1147 		conf->vht_capab |= VHT_CAP_SHORT_GI_80;
1148 	if (os_strstr(capab, "[SHORT-GI-160]"))
1149 		conf->vht_capab |= VHT_CAP_SHORT_GI_160;
1150 	if (os_strstr(capab, "[TX-STBC-2BY1]"))
1151 		conf->vht_capab |= VHT_CAP_TXSTBC;
1152 	if (os_strstr(capab, "[RX-STBC-1]"))
1153 		conf->vht_capab |= VHT_CAP_RXSTBC_1;
1154 	if (os_strstr(capab, "[RX-STBC-12]"))
1155 		conf->vht_capab |= VHT_CAP_RXSTBC_2;
1156 	if (os_strstr(capab, "[RX-STBC-123]"))
1157 		conf->vht_capab |= VHT_CAP_RXSTBC_3;
1158 	if (os_strstr(capab, "[RX-STBC-1234]"))
1159 		conf->vht_capab |= VHT_CAP_RXSTBC_4;
1160 	if (os_strstr(capab, "[SU-BEAMFORMER]"))
1161 		conf->vht_capab |= VHT_CAP_SU_BEAMFORMER_CAPABLE;
1162 	if (os_strstr(capab, "[SU-BEAMFORMEE]"))
1163 		conf->vht_capab |= VHT_CAP_SU_BEAMFORMEE_CAPABLE;
1164 	if (os_strstr(capab, "[BF-ANTENNA-2]") &&
1165 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1166 		conf->vht_capab |= (1 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1167 	if (os_strstr(capab, "[BF-ANTENNA-3]") &&
1168 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1169 		conf->vht_capab |= (2 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1170 	if (os_strstr(capab, "[BF-ANTENNA-4]") &&
1171 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
1172 		conf->vht_capab |= (3 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
1173 	if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") &&
1174 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1175 		conf->vht_capab |= (1 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1176 	if (os_strstr(capab, "[SOUNDING-DIMENSION-3]") &&
1177 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1178 		conf->vht_capab |= (2 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1179 	if (os_strstr(capab, "[SOUNDING-DIMENSION-4]") &&
1180 	    (conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
1181 		conf->vht_capab |= (3 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
1182 	if (os_strstr(capab, "[MU-BEAMFORMER]"))
1183 		conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE;
1184 	if (os_strstr(capab, "[VHT-TXOP-PS]"))
1185 		conf->vht_capab |= VHT_CAP_VHT_TXOP_PS;
1186 	if (os_strstr(capab, "[HTC-VHT]"))
1187 		conf->vht_capab |= VHT_CAP_HTC_VHT;
1188 	if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP7]"))
1189 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX;
1190 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP6]"))
1191 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_6;
1192 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP5]"))
1193 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_5;
1194 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP4]"))
1195 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_4;
1196 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP3]"))
1197 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_3;
1198 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP2]"))
1199 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_2;
1200 	else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP1]"))
1201 		conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_1;
1202 	if (os_strstr(capab, "[VHT-LINK-ADAPT2]") &&
1203 	    (conf->vht_capab & VHT_CAP_HTC_VHT))
1204 		conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB;
1205 	if (os_strstr(capab, "[VHT-LINK-ADAPT3]") &&
1206 	    (conf->vht_capab & VHT_CAP_HTC_VHT))
1207 		conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB;
1208 	if (os_strstr(capab, "[RX-ANTENNA-PATTERN]"))
1209 		conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN;
1210 	if (os_strstr(capab, "[TX-ANTENNA-PATTERN]"))
1211 		conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN;
1212 	return 0;
1213 }
1214 #endif /* CONFIG_IEEE80211AC */
1215 
1216 
1217 #ifdef CONFIG_INTERWORKING
1218 static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos,
1219 				    int line)
1220 {
1221 	size_t len = os_strlen(pos);
1222 	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
1223 
1224 	struct hostapd_roaming_consortium *rc;
1225 
1226 	if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN ||
1227 	    hexstr2bin(pos, oi, len / 2)) {
1228 		wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium "
1229 			   "'%s'", line, pos);
1230 		return -1;
1231 	}
1232 	len /= 2;
1233 
1234 	rc = os_realloc_array(bss->roaming_consortium,
1235 			      bss->roaming_consortium_count + 1,
1236 			      sizeof(struct hostapd_roaming_consortium));
1237 	if (rc == NULL)
1238 		return -1;
1239 
1240 	os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len);
1241 	rc[bss->roaming_consortium_count].len = len;
1242 
1243 	bss->roaming_consortium = rc;
1244 	bss->roaming_consortium_count++;
1245 
1246 	return 0;
1247 }
1248 
1249 
1250 static int parse_lang_string(struct hostapd_lang_string **array,
1251 			     unsigned int *count, char *pos)
1252 {
1253 	char *sep, *str = NULL;
1254 	size_t clen, nlen, slen;
1255 	struct hostapd_lang_string *ls;
1256 	int ret = -1;
1257 
1258 	if (*pos == '"' || (*pos == 'P' && pos[1] == '"')) {
1259 		str = wpa_config_parse_string(pos, &slen);
1260 		if (!str)
1261 			return -1;
1262 		pos = str;
1263 	}
1264 
1265 	sep = os_strchr(pos, ':');
1266 	if (sep == NULL)
1267 		goto fail;
1268 	*sep++ = '\0';
1269 
1270 	clen = os_strlen(pos);
1271 	if (clen < 2 || clen > sizeof(ls->lang))
1272 		goto fail;
1273 	nlen = os_strlen(sep);
1274 	if (nlen > 252)
1275 		goto fail;
1276 
1277 	ls = os_realloc_array(*array, *count + 1,
1278 			      sizeof(struct hostapd_lang_string));
1279 	if (ls == NULL)
1280 		goto fail;
1281 
1282 	*array = ls;
1283 	ls = &(*array)[*count];
1284 	(*count)++;
1285 
1286 	os_memset(ls->lang, 0, sizeof(ls->lang));
1287 	os_memcpy(ls->lang, pos, clen);
1288 	ls->name_len = nlen;
1289 	os_memcpy(ls->name, sep, nlen);
1290 
1291 	ret = 0;
1292 fail:
1293 	os_free(str);
1294 	return ret;
1295 }
1296 
1297 
1298 static int parse_venue_name(struct hostapd_bss_config *bss, char *pos,
1299 			    int line)
1300 {
1301 	if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) {
1302 		wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'",
1303 			   line, pos);
1304 		return -1;
1305 	}
1306 	return 0;
1307 }
1308 
1309 
1310 static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf,
1311 			       int line)
1312 {
1313 	size_t count;
1314 	char *pos;
1315 	u8 *info = NULL, *ipos;
1316 
1317 	/* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */
1318 
1319 	count = 1;
1320 	for (pos = buf; *pos; pos++) {
1321 		if ((*pos < '0' || *pos > '9') && *pos != ';' && *pos != ',')
1322 			goto fail;
1323 		if (*pos == ';')
1324 			count++;
1325 	}
1326 	if (1 + count * 3 > 0x7f)
1327 		goto fail;
1328 
1329 	info = os_zalloc(2 + 3 + count * 3);
1330 	if (info == NULL)
1331 		return -1;
1332 
1333 	ipos = info;
1334 	*ipos++ = 0; /* GUD - Version 1 */
1335 	*ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */
1336 	*ipos++ = 0; /* PLMN List IEI */
1337 	/* ext(b8) | Length of PLMN List value contents(b7..1) */
1338 	*ipos++ = 1 + count * 3;
1339 	*ipos++ = count; /* Number of PLMNs */
1340 
1341 	pos = buf;
1342 	while (pos && *pos) {
1343 		char *mcc, *mnc;
1344 		size_t mnc_len;
1345 
1346 		mcc = pos;
1347 		mnc = os_strchr(pos, ',');
1348 		if (mnc == NULL)
1349 			goto fail;
1350 		*mnc++ = '\0';
1351 		pos = os_strchr(mnc, ';');
1352 		if (pos)
1353 			*pos++ = '\0';
1354 
1355 		mnc_len = os_strlen(mnc);
1356 		if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3))
1357 			goto fail;
1358 
1359 		/* BC coded MCC,MNC */
1360 		/* MCC digit 2 | MCC digit 1 */
1361 		*ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0');
1362 		/* MNC digit 3 | MCC digit 3 */
1363 		*ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) |
1364 			(mcc[2] - '0');
1365 		/* MNC digit 2 | MNC digit 1 */
1366 		*ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0');
1367 	}
1368 
1369 	os_free(bss->anqp_3gpp_cell_net);
1370 	bss->anqp_3gpp_cell_net = info;
1371 	bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count;
1372 	wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information",
1373 		    bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len);
1374 
1375 	return 0;
1376 
1377 fail:
1378 	wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s",
1379 		   line, buf);
1380 	os_free(info);
1381 	return -1;
1382 }
1383 
1384 
1385 static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line)
1386 {
1387 	struct hostapd_nai_realm_data *realm;
1388 	size_t i, j, len;
1389 	int *offsets;
1390 	char *pos, *end, *rpos;
1391 
1392 	offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS,
1393 			    sizeof(int));
1394 	if (offsets == NULL)
1395 		return -1;
1396 
1397 	for (i = 0; i < bss->nai_realm_count; i++) {
1398 		realm = &bss->nai_realm_data[i];
1399 		for (j = 0; j < MAX_NAI_REALMS; j++) {
1400 			offsets[i * MAX_NAI_REALMS + j] =
1401 				realm->realm[j] ?
1402 				realm->realm[j] - realm->realm_buf : -1;
1403 		}
1404 	}
1405 
1406 	realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1,
1407 				 sizeof(struct hostapd_nai_realm_data));
1408 	if (realm == NULL) {
1409 		os_free(offsets);
1410 		return -1;
1411 	}
1412 	bss->nai_realm_data = realm;
1413 
1414 	/* patch the pointers after realloc */
1415 	for (i = 0; i < bss->nai_realm_count; i++) {
1416 		realm = &bss->nai_realm_data[i];
1417 		for (j = 0; j < MAX_NAI_REALMS; j++) {
1418 			int offs = offsets[i * MAX_NAI_REALMS + j];
1419 			if (offs >= 0)
1420 				realm->realm[j] = realm->realm_buf + offs;
1421 			else
1422 				realm->realm[j] = NULL;
1423 		}
1424 	}
1425 	os_free(offsets);
1426 
1427 	realm = &bss->nai_realm_data[bss->nai_realm_count];
1428 	os_memset(realm, 0, sizeof(*realm));
1429 
1430 	pos = buf;
1431 	realm->encoding = atoi(pos);
1432 	pos = os_strchr(pos, ',');
1433 	if (pos == NULL)
1434 		goto fail;
1435 	pos++;
1436 
1437 	end = os_strchr(pos, ',');
1438 	if (end) {
1439 		len = end - pos;
1440 		*end = '\0';
1441 	} else {
1442 		len = os_strlen(pos);
1443 	}
1444 
1445 	if (len > MAX_NAI_REALMLEN) {
1446 		wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d "
1447 			   "characters)", (int) len, MAX_NAI_REALMLEN);
1448 		goto fail;
1449 	}
1450 	os_memcpy(realm->realm_buf, pos, len);
1451 
1452 	if (end)
1453 		pos = end + 1;
1454 	else
1455 		pos = NULL;
1456 
1457 	while (pos && *pos) {
1458 		struct hostapd_nai_realm_eap *eap;
1459 
1460 		if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) {
1461 			wpa_printf(MSG_ERROR, "Too many EAP methods");
1462 			goto fail;
1463 		}
1464 
1465 		eap = &realm->eap_method[realm->eap_method_count];
1466 		realm->eap_method_count++;
1467 
1468 		end = os_strchr(pos, ',');
1469 		if (end == NULL)
1470 			end = pos + os_strlen(pos);
1471 
1472 		eap->eap_method = atoi(pos);
1473 		for (;;) {
1474 			pos = os_strchr(pos, '[');
1475 			if (pos == NULL || pos > end)
1476 				break;
1477 			pos++;
1478 			if (eap->num_auths >= MAX_NAI_AUTH_TYPES) {
1479 				wpa_printf(MSG_ERROR, "Too many auth params");
1480 				goto fail;
1481 			}
1482 			eap->auth_id[eap->num_auths] = atoi(pos);
1483 			pos = os_strchr(pos, ':');
1484 			if (pos == NULL || pos > end)
1485 				goto fail;
1486 			pos++;
1487 			eap->auth_val[eap->num_auths] = atoi(pos);
1488 			pos = os_strchr(pos, ']');
1489 			if (pos == NULL || pos > end)
1490 				goto fail;
1491 			pos++;
1492 			eap->num_auths++;
1493 		}
1494 
1495 		if (*end != ',')
1496 			break;
1497 
1498 		pos = end + 1;
1499 	}
1500 
1501 	/* Split realm list into null terminated realms */
1502 	rpos = realm->realm_buf;
1503 	i = 0;
1504 	while (*rpos) {
1505 		if (i >= MAX_NAI_REALMS) {
1506 			wpa_printf(MSG_ERROR, "Too many realms");
1507 			goto fail;
1508 		}
1509 		realm->realm[i++] = rpos;
1510 		rpos = os_strchr(rpos, ';');
1511 		if (rpos == NULL)
1512 			break;
1513 		*rpos++ = '\0';
1514 	}
1515 
1516 	bss->nai_realm_count++;
1517 
1518 	return 0;
1519 
1520 fail:
1521 	wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf);
1522 	return -1;
1523 }
1524 
1525 
1526 static int parse_anqp_elem(struct hostapd_bss_config *bss, char *buf, int line)
1527 {
1528 	char *delim;
1529 	u16 infoid;
1530 	size_t len;
1531 	struct wpabuf *payload;
1532 	struct anqp_element *elem;
1533 
1534 	delim = os_strchr(buf, ':');
1535 	if (!delim)
1536 		return -1;
1537 	delim++;
1538 	infoid = atoi(buf);
1539 	len = os_strlen(delim);
1540 	if (len & 1)
1541 		return -1;
1542 	len /= 2;
1543 	payload = wpabuf_alloc(len);
1544 	if (!payload)
1545 		return -1;
1546 	if (hexstr2bin(delim, wpabuf_put(payload, len), len) < 0) {
1547 		wpabuf_free(payload);
1548 		return -1;
1549 	}
1550 
1551 	dl_list_for_each(elem, &bss->anqp_elem, struct anqp_element, list) {
1552 		if (elem->infoid == infoid) {
1553 			/* Update existing entry */
1554 			wpabuf_free(elem->payload);
1555 			elem->payload = payload;
1556 			return 0;
1557 		}
1558 	}
1559 
1560 	/* Add a new entry */
1561 	elem = os_zalloc(sizeof(*elem));
1562 	if (!elem) {
1563 		wpabuf_free(payload);
1564 		return -1;
1565 	}
1566 	elem->infoid = infoid;
1567 	elem->payload = payload;
1568 	dl_list_add(&bss->anqp_elem, &elem->list);
1569 
1570 	return 0;
1571 }
1572 
1573 
1574 static int parse_qos_map_set(struct hostapd_bss_config *bss,
1575 			     char *buf, int line)
1576 {
1577 	u8 qos_map_set[16 + 2 * 21], count = 0;
1578 	char *pos = buf;
1579 	int val;
1580 
1581 	for (;;) {
1582 		if (count == sizeof(qos_map_set)) {
1583 			wpa_printf(MSG_ERROR, "Line %d: Too many qos_map_set "
1584 				   "parameters '%s'", line, buf);
1585 			return -1;
1586 		}
1587 
1588 		val = atoi(pos);
1589 		if (val > 255 || val < 0) {
1590 			wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set "
1591 				   "'%s'", line, buf);
1592 			return -1;
1593 		}
1594 
1595 		qos_map_set[count++] = val;
1596 		pos = os_strchr(pos, ',');
1597 		if (!pos)
1598 			break;
1599 		pos++;
1600 	}
1601 
1602 	if (count < 16 || count & 1) {
1603 		wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set '%s'",
1604 			   line, buf);
1605 		return -1;
1606 	}
1607 
1608 	os_memcpy(bss->qos_map_set, qos_map_set, count);
1609 	bss->qos_map_set_len = count;
1610 
1611 	return 0;
1612 }
1613 
1614 #endif /* CONFIG_INTERWORKING */
1615 
1616 
1617 #ifdef CONFIG_HS20
1618 static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf,
1619 				 int line)
1620 {
1621 	u8 *conn_cap;
1622 	char *pos;
1623 
1624 	if (bss->hs20_connection_capability_len >= 0xfff0)
1625 		return -1;
1626 
1627 	conn_cap = os_realloc(bss->hs20_connection_capability,
1628 			      bss->hs20_connection_capability_len + 4);
1629 	if (conn_cap == NULL)
1630 		return -1;
1631 
1632 	bss->hs20_connection_capability = conn_cap;
1633 	conn_cap += bss->hs20_connection_capability_len;
1634 	pos = buf;
1635 	conn_cap[0] = atoi(pos);
1636 	pos = os_strchr(pos, ':');
1637 	if (pos == NULL)
1638 		return -1;
1639 	pos++;
1640 	WPA_PUT_LE16(conn_cap + 1, atoi(pos));
1641 	pos = os_strchr(pos, ':');
1642 	if (pos == NULL)
1643 		return -1;
1644 	pos++;
1645 	conn_cap[3] = atoi(pos);
1646 	bss->hs20_connection_capability_len += 4;
1647 
1648 	return 0;
1649 }
1650 
1651 
1652 static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf,
1653 				  int line)
1654 {
1655 	u8 *wan_metrics;
1656 	char *pos;
1657 
1658 	/* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */
1659 
1660 	wan_metrics = os_zalloc(13);
1661 	if (wan_metrics == NULL)
1662 		return -1;
1663 
1664 	pos = buf;
1665 	/* WAN Info */
1666 	if (hexstr2bin(pos, wan_metrics, 1) < 0)
1667 		goto fail;
1668 	pos += 2;
1669 	if (*pos != ':')
1670 		goto fail;
1671 	pos++;
1672 
1673 	/* Downlink Speed */
1674 	WPA_PUT_LE32(wan_metrics + 1, atoi(pos));
1675 	pos = os_strchr(pos, ':');
1676 	if (pos == NULL)
1677 		goto fail;
1678 	pos++;
1679 
1680 	/* Uplink Speed */
1681 	WPA_PUT_LE32(wan_metrics + 5, atoi(pos));
1682 	pos = os_strchr(pos, ':');
1683 	if (pos == NULL)
1684 		goto fail;
1685 	pos++;
1686 
1687 	/* Downlink Load */
1688 	wan_metrics[9] = atoi(pos);
1689 	pos = os_strchr(pos, ':');
1690 	if (pos == NULL)
1691 		goto fail;
1692 	pos++;
1693 
1694 	/* Uplink Load */
1695 	wan_metrics[10] = atoi(pos);
1696 	pos = os_strchr(pos, ':');
1697 	if (pos == NULL)
1698 		goto fail;
1699 	pos++;
1700 
1701 	/* LMD */
1702 	WPA_PUT_LE16(wan_metrics + 11, atoi(pos));
1703 
1704 	os_free(bss->hs20_wan_metrics);
1705 	bss->hs20_wan_metrics = wan_metrics;
1706 
1707 	return 0;
1708 
1709 fail:
1710 	wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'",
1711 		   line, buf);
1712 	os_free(wan_metrics);
1713 	return -1;
1714 }
1715 
1716 
1717 static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
1718 					 char *pos, int line)
1719 {
1720 	if (parse_lang_string(&bss->hs20_oper_friendly_name,
1721 			      &bss->hs20_oper_friendly_name_count, pos)) {
1722 		wpa_printf(MSG_ERROR, "Line %d: Invalid "
1723 			   "hs20_oper_friendly_name '%s'", line, pos);
1724 		return -1;
1725 	}
1726 	return 0;
1727 }
1728 
1729 
1730 static int hs20_parse_icon(struct hostapd_bss_config *bss, char *pos)
1731 {
1732 	struct hs20_icon *icon;
1733 	char *end;
1734 
1735 	icon = os_realloc_array(bss->hs20_icons, bss->hs20_icons_count + 1,
1736 				sizeof(struct hs20_icon));
1737 	if (icon == NULL)
1738 		return -1;
1739 	bss->hs20_icons = icon;
1740 	icon = &bss->hs20_icons[bss->hs20_icons_count];
1741 	os_memset(icon, 0, sizeof(*icon));
1742 
1743 	icon->width = atoi(pos);
1744 	pos = os_strchr(pos, ':');
1745 	if (pos == NULL)
1746 		return -1;
1747 	pos++;
1748 
1749 	icon->height = atoi(pos);
1750 	pos = os_strchr(pos, ':');
1751 	if (pos == NULL)
1752 		return -1;
1753 	pos++;
1754 
1755 	end = os_strchr(pos, ':');
1756 	if (end == NULL || end - pos > 3)
1757 		return -1;
1758 	os_memcpy(icon->language, pos, end - pos);
1759 	pos = end + 1;
1760 
1761 	end = os_strchr(pos, ':');
1762 	if (end == NULL || end - pos > 255)
1763 		return -1;
1764 	os_memcpy(icon->type, pos, end - pos);
1765 	pos = end + 1;
1766 
1767 	end = os_strchr(pos, ':');
1768 	if (end == NULL || end - pos > 255)
1769 		return -1;
1770 	os_memcpy(icon->name, pos, end - pos);
1771 	pos = end + 1;
1772 
1773 	if (os_strlen(pos) > 255)
1774 		return -1;
1775 	os_memcpy(icon->file, pos, os_strlen(pos));
1776 
1777 	bss->hs20_icons_count++;
1778 
1779 	return 0;
1780 }
1781 
1782 
1783 static int hs20_parse_osu_ssid(struct hostapd_bss_config *bss,
1784 			       char *pos, int line)
1785 {
1786 	size_t slen;
1787 	char *str;
1788 
1789 	str = wpa_config_parse_string(pos, &slen);
1790 	if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
1791 		wpa_printf(MSG_ERROR, "Line %d: Invalid SSID '%s'", line, pos);
1792 		os_free(str);
1793 		return -1;
1794 	}
1795 
1796 	os_memcpy(bss->osu_ssid, str, slen);
1797 	bss->osu_ssid_len = slen;
1798 	os_free(str);
1799 
1800 	return 0;
1801 }
1802 
1803 
1804 static int hs20_parse_osu_server_uri(struct hostapd_bss_config *bss,
1805 				     char *pos, int line)
1806 {
1807 	struct hs20_osu_provider *p;
1808 
1809 	p = os_realloc_array(bss->hs20_osu_providers,
1810 			     bss->hs20_osu_providers_count + 1, sizeof(*p));
1811 	if (p == NULL)
1812 		return -1;
1813 
1814 	bss->hs20_osu_providers = p;
1815 	bss->last_osu = &bss->hs20_osu_providers[bss->hs20_osu_providers_count];
1816 	bss->hs20_osu_providers_count++;
1817 	os_memset(bss->last_osu, 0, sizeof(*p));
1818 	bss->last_osu->server_uri = os_strdup(pos);
1819 
1820 	return 0;
1821 }
1822 
1823 
1824 static int hs20_parse_osu_friendly_name(struct hostapd_bss_config *bss,
1825 					char *pos, int line)
1826 {
1827 	if (bss->last_osu == NULL) {
1828 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1829 		return -1;
1830 	}
1831 
1832 	if (parse_lang_string(&bss->last_osu->friendly_name,
1833 			      &bss->last_osu->friendly_name_count, pos)) {
1834 		wpa_printf(MSG_ERROR, "Line %d: Invalid osu_friendly_name '%s'",
1835 			   line, pos);
1836 		return -1;
1837 	}
1838 
1839 	return 0;
1840 }
1841 
1842 
1843 static int hs20_parse_osu_nai(struct hostapd_bss_config *bss,
1844 			      char *pos, int line)
1845 {
1846 	if (bss->last_osu == NULL) {
1847 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1848 		return -1;
1849 	}
1850 
1851 	os_free(bss->last_osu->osu_nai);
1852 	bss->last_osu->osu_nai = os_strdup(pos);
1853 	if (bss->last_osu->osu_nai == NULL)
1854 		return -1;
1855 
1856 	return 0;
1857 }
1858 
1859 
1860 static int hs20_parse_osu_method_list(struct hostapd_bss_config *bss, char *pos,
1861 				      int line)
1862 {
1863 	if (bss->last_osu == NULL) {
1864 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1865 		return -1;
1866 	}
1867 
1868 	if (hostapd_parse_intlist(&bss->last_osu->method_list, pos)) {
1869 		wpa_printf(MSG_ERROR, "Line %d: Invalid osu_method_list", line);
1870 		return -1;
1871 	}
1872 
1873 	return 0;
1874 }
1875 
1876 
1877 static int hs20_parse_osu_icon(struct hostapd_bss_config *bss, char *pos,
1878 			       int line)
1879 {
1880 	char **n;
1881 	struct hs20_osu_provider *p = bss->last_osu;
1882 
1883 	if (p == NULL) {
1884 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1885 		return -1;
1886 	}
1887 
1888 	n = os_realloc_array(p->icons, p->icons_count + 1, sizeof(char *));
1889 	if (n == NULL)
1890 		return -1;
1891 	p->icons = n;
1892 	p->icons[p->icons_count] = os_strdup(pos);
1893 	if (p->icons[p->icons_count] == NULL)
1894 		return -1;
1895 	p->icons_count++;
1896 
1897 	return 0;
1898 }
1899 
1900 
1901 static int hs20_parse_osu_service_desc(struct hostapd_bss_config *bss,
1902 				       char *pos, int line)
1903 {
1904 	if (bss->last_osu == NULL) {
1905 		wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
1906 		return -1;
1907 	}
1908 
1909 	if (parse_lang_string(&bss->last_osu->service_desc,
1910 			      &bss->last_osu->service_desc_count, pos)) {
1911 		wpa_printf(MSG_ERROR, "Line %d: Invalid osu_service_desc '%s'",
1912 			   line, pos);
1913 		return -1;
1914 	}
1915 
1916 	return 0;
1917 }
1918 
1919 #endif /* CONFIG_HS20 */
1920 
1921 
1922 #ifdef CONFIG_ACS
1923 static int hostapd_config_parse_acs_chan_bias(struct hostapd_config *conf,
1924 					      char *pos)
1925 {
1926 	struct acs_bias *bias = NULL, *tmp;
1927 	unsigned int num = 0;
1928 	char *end;
1929 
1930 	while (*pos) {
1931 		tmp = os_realloc_array(bias, num + 1, sizeof(*bias));
1932 		if (!tmp)
1933 			goto fail;
1934 		bias = tmp;
1935 
1936 		bias[num].channel = atoi(pos);
1937 		if (bias[num].channel <= 0)
1938 			goto fail;
1939 		pos = os_strchr(pos, ':');
1940 		if (!pos)
1941 			goto fail;
1942 		pos++;
1943 		bias[num].bias = strtod(pos, &end);
1944 		if (end == pos || bias[num].bias < 0.0)
1945 			goto fail;
1946 		pos = end;
1947 		if (*pos != ' ' && *pos != '\0')
1948 			goto fail;
1949 		num++;
1950 	}
1951 
1952 	os_free(conf->acs_chan_bias);
1953 	conf->acs_chan_bias = bias;
1954 	conf->num_acs_chan_bias = num;
1955 
1956 	return 0;
1957 fail:
1958 	os_free(bias);
1959 	return -1;
1960 }
1961 #endif /* CONFIG_ACS */
1962 
1963 
1964 static int parse_wpabuf_hex(int line, const char *name, struct wpabuf **buf,
1965 			    const char *val)
1966 {
1967 	struct wpabuf *elems;
1968 
1969 	if (val[0] == '\0') {
1970 		wpabuf_free(*buf);
1971 		*buf = NULL;
1972 		return 0;
1973 	}
1974 
1975 	elems = wpabuf_parse_bin(val);
1976 	if (!elems) {
1977 		wpa_printf(MSG_ERROR, "Line %d: Invalid %s '%s'",
1978 			   line, name, val);
1979 		return -1;
1980 	}
1981 
1982 	wpabuf_free(*buf);
1983 	*buf = elems;
1984 
1985 	return 0;
1986 }
1987 
1988 
1989 static int hostapd_config_fill(struct hostapd_config *conf,
1990 			       struct hostapd_bss_config *bss,
1991 			       const char *buf, char *pos, int line)
1992 {
1993 	if (os_strcmp(buf, "interface") == 0) {
1994 		os_strlcpy(conf->bss[0]->iface, pos,
1995 			   sizeof(conf->bss[0]->iface));
1996 	} else if (os_strcmp(buf, "bridge") == 0) {
1997 		os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1998 	} else if (os_strcmp(buf, "vlan_bridge") == 0) {
1999 		os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge));
2000 	} else if (os_strcmp(buf, "wds_bridge") == 0) {
2001 		os_strlcpy(bss->wds_bridge, pos, sizeof(bss->wds_bridge));
2002 	} else if (os_strcmp(buf, "driver") == 0) {
2003 		int j;
2004 		/* clear to get error below if setting is invalid */
2005 		conf->driver = NULL;
2006 		for (j = 0; wpa_drivers[j]; j++) {
2007 			if (os_strcmp(pos, wpa_drivers[j]->name) == 0) {
2008 				conf->driver = wpa_drivers[j];
2009 				break;
2010 			}
2011 		}
2012 		if (conf->driver == NULL) {
2013 			wpa_printf(MSG_ERROR,
2014 				   "Line %d: invalid/unknown driver '%s'",
2015 				   line, pos);
2016 			return 1;
2017 		}
2018 	} else if (os_strcmp(buf, "driver_params") == 0) {
2019 		os_free(conf->driver_params);
2020 		conf->driver_params = os_strdup(pos);
2021 	} else if (os_strcmp(buf, "debug") == 0) {
2022 		wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' configuration variable is not used anymore",
2023 			   line);
2024 	} else if (os_strcmp(buf, "logger_syslog_level") == 0) {
2025 		bss->logger_syslog_level = atoi(pos);
2026 	} else if (os_strcmp(buf, "logger_stdout_level") == 0) {
2027 		bss->logger_stdout_level = atoi(pos);
2028 	} else if (os_strcmp(buf, "logger_syslog") == 0) {
2029 		bss->logger_syslog = atoi(pos);
2030 	} else if (os_strcmp(buf, "logger_stdout") == 0) {
2031 		bss->logger_stdout = atoi(pos);
2032 	} else if (os_strcmp(buf, "dump_file") == 0) {
2033 		wpa_printf(MSG_INFO, "Line %d: DEPRECATED: 'dump_file' configuration variable is not used anymore",
2034 			   line);
2035 	} else if (os_strcmp(buf, "ssid") == 0) {
2036 		bss->ssid.ssid_len = os_strlen(pos);
2037 		if (bss->ssid.ssid_len > SSID_MAX_LEN ||
2038 		    bss->ssid.ssid_len < 1) {
2039 			wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
2040 				   line, pos);
2041 			return 1;
2042 		}
2043 		os_memcpy(bss->ssid.ssid, pos, bss->ssid.ssid_len);
2044 		bss->ssid.ssid_set = 1;
2045 	} else if (os_strcmp(buf, "ssid2") == 0) {
2046 		size_t slen;
2047 		char *str = wpa_config_parse_string(pos, &slen);
2048 		if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
2049 			wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
2050 				   line, pos);
2051 			os_free(str);
2052 			return 1;
2053 		}
2054 		os_memcpy(bss->ssid.ssid, str, slen);
2055 		bss->ssid.ssid_len = slen;
2056 		bss->ssid.ssid_set = 1;
2057 		os_free(str);
2058 	} else if (os_strcmp(buf, "utf8_ssid") == 0) {
2059 		bss->ssid.utf8_ssid = atoi(pos) > 0;
2060 	} else if (os_strcmp(buf, "macaddr_acl") == 0) {
2061 		bss->macaddr_acl = atoi(pos);
2062 		if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
2063 		    bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
2064 		    bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
2065 			wpa_printf(MSG_ERROR, "Line %d: unknown macaddr_acl %d",
2066 				   line, bss->macaddr_acl);
2067 		}
2068 	} else if (os_strcmp(buf, "accept_mac_file") == 0) {
2069 		if (hostapd_config_read_maclist(pos, &bss->accept_mac,
2070 						&bss->num_accept_mac)) {
2071 			wpa_printf(MSG_ERROR, "Line %d: Failed to read accept_mac_file '%s'",
2072 				   line, pos);
2073 			return 1;
2074 		}
2075 	} else if (os_strcmp(buf, "deny_mac_file") == 0) {
2076 		if (hostapd_config_read_maclist(pos, &bss->deny_mac,
2077 						&bss->num_deny_mac)) {
2078 			wpa_printf(MSG_ERROR, "Line %d: Failed to read deny_mac_file '%s'",
2079 				   line, pos);
2080 			return 1;
2081 		}
2082 	} else if (os_strcmp(buf, "wds_sta") == 0) {
2083 		bss->wds_sta = atoi(pos);
2084 	} else if (os_strcmp(buf, "start_disabled") == 0) {
2085 		bss->start_disabled = atoi(pos);
2086 	} else if (os_strcmp(buf, "ap_isolate") == 0) {
2087 		bss->isolate = atoi(pos);
2088 	} else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
2089 		bss->ap_max_inactivity = atoi(pos);
2090 	} else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
2091 		bss->skip_inactivity_poll = atoi(pos);
2092 	} else if (os_strcmp(buf, "country_code") == 0) {
2093 		os_memcpy(conf->country, pos, 2);
2094 		/* FIX: make this configurable */
2095 		conf->country[2] = ' ';
2096 	} else if (os_strcmp(buf, "ieee80211d") == 0) {
2097 		conf->ieee80211d = atoi(pos);
2098 	} else if (os_strcmp(buf, "ieee80211h") == 0) {
2099 		conf->ieee80211h = atoi(pos);
2100 	} else if (os_strcmp(buf, "ieee8021x") == 0) {
2101 		bss->ieee802_1x = atoi(pos);
2102 	} else if (os_strcmp(buf, "eapol_version") == 0) {
2103 		bss->eapol_version = atoi(pos);
2104 		if (bss->eapol_version < 1 || bss->eapol_version > 2) {
2105 			wpa_printf(MSG_ERROR,
2106 				   "Line %d: invalid EAPOL version (%d): '%s'.",
2107 				   line, bss->eapol_version, pos);
2108 			return 1;
2109 		}
2110 		wpa_printf(MSG_DEBUG, "eapol_version=%d", bss->eapol_version);
2111 #ifdef EAP_SERVER
2112 	} else if (os_strcmp(buf, "eap_authenticator") == 0) {
2113 		bss->eap_server = atoi(pos);
2114 		wpa_printf(MSG_ERROR, "Line %d: obsolete eap_authenticator used; this has been renamed to eap_server", line);
2115 	} else if (os_strcmp(buf, "eap_server") == 0) {
2116 		bss->eap_server = atoi(pos);
2117 	} else if (os_strcmp(buf, "eap_user_file") == 0) {
2118 		if (hostapd_config_read_eap_user(pos, bss))
2119 			return 1;
2120 	} else if (os_strcmp(buf, "ca_cert") == 0) {
2121 		os_free(bss->ca_cert);
2122 		bss->ca_cert = os_strdup(pos);
2123 	} else if (os_strcmp(buf, "server_cert") == 0) {
2124 		os_free(bss->server_cert);
2125 		bss->server_cert = os_strdup(pos);
2126 	} else if (os_strcmp(buf, "private_key") == 0) {
2127 		os_free(bss->private_key);
2128 		bss->private_key = os_strdup(pos);
2129 	} else if (os_strcmp(buf, "private_key_passwd") == 0) {
2130 		os_free(bss->private_key_passwd);
2131 		bss->private_key_passwd = os_strdup(pos);
2132 	} else if (os_strcmp(buf, "check_crl") == 0) {
2133 		bss->check_crl = atoi(pos);
2134 	} else if (os_strcmp(buf, "tls_session_lifetime") == 0) {
2135 		bss->tls_session_lifetime = atoi(pos);
2136 	} else if (os_strcmp(buf, "ocsp_stapling_response") == 0) {
2137 		os_free(bss->ocsp_stapling_response);
2138 		bss->ocsp_stapling_response = os_strdup(pos);
2139 	} else if (os_strcmp(buf, "ocsp_stapling_response_multi") == 0) {
2140 		os_free(bss->ocsp_stapling_response_multi);
2141 		bss->ocsp_stapling_response_multi = os_strdup(pos);
2142 	} else if (os_strcmp(buf, "dh_file") == 0) {
2143 		os_free(bss->dh_file);
2144 		bss->dh_file = os_strdup(pos);
2145 	} else if (os_strcmp(buf, "openssl_ciphers") == 0) {
2146 		os_free(bss->openssl_ciphers);
2147 		bss->openssl_ciphers = os_strdup(pos);
2148 	} else if (os_strcmp(buf, "fragment_size") == 0) {
2149 		bss->fragment_size = atoi(pos);
2150 #ifdef EAP_SERVER_FAST
2151 	} else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
2152 		os_free(bss->pac_opaque_encr_key);
2153 		bss->pac_opaque_encr_key = os_malloc(16);
2154 		if (bss->pac_opaque_encr_key == NULL) {
2155 			wpa_printf(MSG_ERROR,
2156 				   "Line %d: No memory for pac_opaque_encr_key",
2157 				   line);
2158 			return 1;
2159 		} else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 16)) {
2160 			wpa_printf(MSG_ERROR, "Line %d: Invalid pac_opaque_encr_key",
2161 				   line);
2162 			return 1;
2163 		}
2164 	} else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
2165 		size_t idlen = os_strlen(pos);
2166 		if (idlen & 1) {
2167 			wpa_printf(MSG_ERROR, "Line %d: Invalid eap_fast_a_id",
2168 				   line);
2169 			return 1;
2170 		}
2171 		os_free(bss->eap_fast_a_id);
2172 		bss->eap_fast_a_id = os_malloc(idlen / 2);
2173 		if (bss->eap_fast_a_id == NULL ||
2174 		    hexstr2bin(pos, bss->eap_fast_a_id, idlen / 2)) {
2175 			wpa_printf(MSG_ERROR, "Line %d: Failed to parse eap_fast_a_id",
2176 				   line);
2177 			os_free(bss->eap_fast_a_id);
2178 			bss->eap_fast_a_id = NULL;
2179 			return 1;
2180 		} else {
2181 			bss->eap_fast_a_id_len = idlen / 2;
2182 		}
2183 	} else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
2184 		os_free(bss->eap_fast_a_id_info);
2185 		bss->eap_fast_a_id_info = os_strdup(pos);
2186 	} else if (os_strcmp(buf, "eap_fast_prov") == 0) {
2187 		bss->eap_fast_prov = atoi(pos);
2188 	} else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
2189 		bss->pac_key_lifetime = atoi(pos);
2190 	} else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
2191 		bss->pac_key_refresh_time = atoi(pos);
2192 #endif /* EAP_SERVER_FAST */
2193 #ifdef EAP_SERVER_SIM
2194 	} else if (os_strcmp(buf, "eap_sim_db") == 0) {
2195 		os_free(bss->eap_sim_db);
2196 		bss->eap_sim_db = os_strdup(pos);
2197 	} else if (os_strcmp(buf, "eap_sim_db_timeout") == 0) {
2198 		bss->eap_sim_db_timeout = atoi(pos);
2199 	} else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
2200 		bss->eap_sim_aka_result_ind = atoi(pos);
2201 #endif /* EAP_SERVER_SIM */
2202 #ifdef EAP_SERVER_TNC
2203 	} else if (os_strcmp(buf, "tnc") == 0) {
2204 		bss->tnc = atoi(pos);
2205 #endif /* EAP_SERVER_TNC */
2206 #ifdef EAP_SERVER_PWD
2207 	} else if (os_strcmp(buf, "pwd_group") == 0) {
2208 		bss->pwd_group = atoi(pos);
2209 #endif /* EAP_SERVER_PWD */
2210 	} else if (os_strcmp(buf, "eap_server_erp") == 0) {
2211 		bss->eap_server_erp = atoi(pos);
2212 #endif /* EAP_SERVER */
2213 	} else if (os_strcmp(buf, "eap_message") == 0) {
2214 		char *term;
2215 		os_free(bss->eap_req_id_text);
2216 		bss->eap_req_id_text = os_strdup(pos);
2217 		if (bss->eap_req_id_text == NULL) {
2218 			wpa_printf(MSG_ERROR, "Line %d: Failed to allocate memory for eap_req_id_text",
2219 				   line);
2220 			return 1;
2221 		}
2222 		bss->eap_req_id_text_len = os_strlen(bss->eap_req_id_text);
2223 		term = os_strstr(bss->eap_req_id_text, "\\0");
2224 		if (term) {
2225 			*term++ = '\0';
2226 			os_memmove(term, term + 1,
2227 				   bss->eap_req_id_text_len -
2228 				   (term - bss->eap_req_id_text) - 1);
2229 			bss->eap_req_id_text_len--;
2230 		}
2231 	} else if (os_strcmp(buf, "erp_send_reauth_start") == 0) {
2232 		bss->erp_send_reauth_start = atoi(pos);
2233 	} else if (os_strcmp(buf, "erp_domain") == 0) {
2234 		os_free(bss->erp_domain);
2235 		bss->erp_domain = os_strdup(pos);
2236 	} else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
2237 		bss->default_wep_key_len = atoi(pos);
2238 		if (bss->default_wep_key_len > 13) {
2239 			wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %lu (= %lu bits)",
2240 				   line,
2241 				   (unsigned long) bss->default_wep_key_len,
2242 				   (unsigned long)
2243 				   bss->default_wep_key_len * 8);
2244 			return 1;
2245 		}
2246 	} else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
2247 		bss->individual_wep_key_len = atoi(pos);
2248 		if (bss->individual_wep_key_len < 0 ||
2249 		    bss->individual_wep_key_len > 13) {
2250 			wpa_printf(MSG_ERROR, "Line %d: invalid WEP key len %d (= %d bits)",
2251 				   line, bss->individual_wep_key_len,
2252 				   bss->individual_wep_key_len * 8);
2253 			return 1;
2254 		}
2255 	} else if (os_strcmp(buf, "wep_rekey_period") == 0) {
2256 		bss->wep_rekeying_period = atoi(pos);
2257 		if (bss->wep_rekeying_period < 0) {
2258 			wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2259 				   line, bss->wep_rekeying_period);
2260 			return 1;
2261 		}
2262 	} else if (os_strcmp(buf, "eap_reauth_period") == 0) {
2263 		bss->eap_reauth_period = atoi(pos);
2264 		if (bss->eap_reauth_period < 0) {
2265 			wpa_printf(MSG_ERROR, "Line %d: invalid period %d",
2266 				   line, bss->eap_reauth_period);
2267 			return 1;
2268 		}
2269 	} else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
2270 		bss->eapol_key_index_workaround = atoi(pos);
2271 #ifdef CONFIG_IAPP
2272 	} else if (os_strcmp(buf, "iapp_interface") == 0) {
2273 		bss->ieee802_11f = 1;
2274 		os_strlcpy(bss->iapp_iface, pos, sizeof(bss->iapp_iface));
2275 #endif /* CONFIG_IAPP */
2276 	} else if (os_strcmp(buf, "own_ip_addr") == 0) {
2277 		if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
2278 			wpa_printf(MSG_ERROR,
2279 				   "Line %d: invalid IP address '%s'",
2280 				   line, pos);
2281 			return 1;
2282 		}
2283 	} else if (os_strcmp(buf, "nas_identifier") == 0) {
2284 		os_free(bss->nas_identifier);
2285 		bss->nas_identifier = os_strdup(pos);
2286 #ifndef CONFIG_NO_RADIUS
2287 	} else if (os_strcmp(buf, "radius_client_addr") == 0) {
2288 		if (hostapd_parse_ip_addr(pos, &bss->radius->client_addr)) {
2289 			wpa_printf(MSG_ERROR,
2290 				   "Line %d: invalid IP address '%s'",
2291 				   line, pos);
2292 			return 1;
2293 		}
2294 		bss->radius->force_client_addr = 1;
2295 	} else if (os_strcmp(buf, "auth_server_addr") == 0) {
2296 		if (hostapd_config_read_radius_addr(
2297 			    &bss->radius->auth_servers,
2298 			    &bss->radius->num_auth_servers, pos, 1812,
2299 			    &bss->radius->auth_server)) {
2300 			wpa_printf(MSG_ERROR,
2301 				   "Line %d: invalid IP address '%s'",
2302 				   line, pos);
2303 			return 1;
2304 		}
2305 	} else if (bss->radius->auth_server &&
2306 		   os_strcmp(buf, "auth_server_addr_replace") == 0) {
2307 		if (hostapd_parse_ip_addr(pos,
2308 					  &bss->radius->auth_server->addr)) {
2309 			wpa_printf(MSG_ERROR,
2310 				   "Line %d: invalid IP address '%s'",
2311 				   line, pos);
2312 			return 1;
2313 		}
2314 	} else if (bss->radius->auth_server &&
2315 		   os_strcmp(buf, "auth_server_port") == 0) {
2316 		bss->radius->auth_server->port = atoi(pos);
2317 	} else if (bss->radius->auth_server &&
2318 		   os_strcmp(buf, "auth_server_shared_secret") == 0) {
2319 		int len = os_strlen(pos);
2320 		if (len == 0) {
2321 			/* RFC 2865, Ch. 3 */
2322 			wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2323 				   line);
2324 			return 1;
2325 		}
2326 		os_free(bss->radius->auth_server->shared_secret);
2327 		bss->radius->auth_server->shared_secret = (u8 *) os_strdup(pos);
2328 		bss->radius->auth_server->shared_secret_len = len;
2329 	} else if (os_strcmp(buf, "acct_server_addr") == 0) {
2330 		if (hostapd_config_read_radius_addr(
2331 			    &bss->radius->acct_servers,
2332 			    &bss->radius->num_acct_servers, pos, 1813,
2333 			    &bss->radius->acct_server)) {
2334 			wpa_printf(MSG_ERROR,
2335 				   "Line %d: invalid IP address '%s'",
2336 				   line, pos);
2337 			return 1;
2338 		}
2339 	} else if (bss->radius->acct_server &&
2340 		   os_strcmp(buf, "acct_server_addr_replace") == 0) {
2341 		if (hostapd_parse_ip_addr(pos,
2342 					  &bss->radius->acct_server->addr)) {
2343 			wpa_printf(MSG_ERROR,
2344 				   "Line %d: invalid IP address '%s'",
2345 				   line, pos);
2346 			return 1;
2347 		}
2348 	} else if (bss->radius->acct_server &&
2349 		   os_strcmp(buf, "acct_server_port") == 0) {
2350 		bss->radius->acct_server->port = atoi(pos);
2351 	} else if (bss->radius->acct_server &&
2352 		   os_strcmp(buf, "acct_server_shared_secret") == 0) {
2353 		int len = os_strlen(pos);
2354 		if (len == 0) {
2355 			/* RFC 2865, Ch. 3 */
2356 			wpa_printf(MSG_ERROR, "Line %d: empty shared secret is not allowed",
2357 				   line);
2358 			return 1;
2359 		}
2360 		os_free(bss->radius->acct_server->shared_secret);
2361 		bss->radius->acct_server->shared_secret = (u8 *) os_strdup(pos);
2362 		bss->radius->acct_server->shared_secret_len = len;
2363 	} else if (os_strcmp(buf, "radius_retry_primary_interval") == 0) {
2364 		bss->radius->retry_primary_interval = atoi(pos);
2365 	} else if (os_strcmp(buf, "radius_acct_interim_interval") == 0) {
2366 		bss->acct_interim_interval = atoi(pos);
2367 	} else if (os_strcmp(buf, "radius_request_cui") == 0) {
2368 		bss->radius_request_cui = atoi(pos);
2369 	} else if (os_strcmp(buf, "radius_auth_req_attr") == 0) {
2370 		struct hostapd_radius_attr *attr, *a;
2371 		attr = hostapd_parse_radius_attr(pos);
2372 		if (attr == NULL) {
2373 			wpa_printf(MSG_ERROR,
2374 				   "Line %d: invalid radius_auth_req_attr",
2375 				   line);
2376 			return 1;
2377 		} else if (bss->radius_auth_req_attr == NULL) {
2378 			bss->radius_auth_req_attr = attr;
2379 		} else {
2380 			a = bss->radius_auth_req_attr;
2381 			while (a->next)
2382 				a = a->next;
2383 			a->next = attr;
2384 		}
2385 	} else if (os_strcmp(buf, "radius_acct_req_attr") == 0) {
2386 		struct hostapd_radius_attr *attr, *a;
2387 		attr = hostapd_parse_radius_attr(pos);
2388 		if (attr == NULL) {
2389 			wpa_printf(MSG_ERROR,
2390 				   "Line %d: invalid radius_acct_req_attr",
2391 				   line);
2392 			return 1;
2393 		} else if (bss->radius_acct_req_attr == NULL) {
2394 			bss->radius_acct_req_attr = attr;
2395 		} else {
2396 			a = bss->radius_acct_req_attr;
2397 			while (a->next)
2398 				a = a->next;
2399 			a->next = attr;
2400 		}
2401 	} else if (os_strcmp(buf, "radius_das_port") == 0) {
2402 		bss->radius_das_port = atoi(pos);
2403 	} else if (os_strcmp(buf, "radius_das_client") == 0) {
2404 		if (hostapd_parse_das_client(bss, pos) < 0) {
2405 			wpa_printf(MSG_ERROR, "Line %d: invalid DAS client",
2406 				   line);
2407 			return 1;
2408 		}
2409 	} else if (os_strcmp(buf, "radius_das_time_window") == 0) {
2410 		bss->radius_das_time_window = atoi(pos);
2411 	} else if (os_strcmp(buf, "radius_das_require_event_timestamp") == 0) {
2412 		bss->radius_das_require_event_timestamp = atoi(pos);
2413 	} else if (os_strcmp(buf, "radius_das_require_message_authenticator") ==
2414 		   0) {
2415 		bss->radius_das_require_message_authenticator = atoi(pos);
2416 #endif /* CONFIG_NO_RADIUS */
2417 	} else if (os_strcmp(buf, "auth_algs") == 0) {
2418 		bss->auth_algs = atoi(pos);
2419 		if (bss->auth_algs == 0) {
2420 			wpa_printf(MSG_ERROR, "Line %d: no authentication algorithms allowed",
2421 				   line);
2422 			return 1;
2423 		}
2424 	} else if (os_strcmp(buf, "max_num_sta") == 0) {
2425 		bss->max_num_sta = atoi(pos);
2426 		if (bss->max_num_sta < 0 ||
2427 		    bss->max_num_sta > MAX_STA_COUNT) {
2428 			wpa_printf(MSG_ERROR, "Line %d: Invalid max_num_sta=%d; allowed range 0..%d",
2429 				   line, bss->max_num_sta, MAX_STA_COUNT);
2430 			return 1;
2431 		}
2432 	} else if (os_strcmp(buf, "wpa") == 0) {
2433 		bss->wpa = atoi(pos);
2434 	} else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
2435 		bss->wpa_group_rekey = atoi(pos);
2436 	} else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
2437 		bss->wpa_strict_rekey = atoi(pos);
2438 	} else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
2439 		bss->wpa_gmk_rekey = atoi(pos);
2440 	} else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
2441 		bss->wpa_ptk_rekey = atoi(pos);
2442 	} else if (os_strcmp(buf, "wpa_passphrase") == 0) {
2443 		int len = os_strlen(pos);
2444 		if (len < 8 || len > 63) {
2445 			wpa_printf(MSG_ERROR, "Line %d: invalid WPA passphrase length %d (expected 8..63)",
2446 				   line, len);
2447 			return 1;
2448 		}
2449 		os_free(bss->ssid.wpa_passphrase);
2450 		bss->ssid.wpa_passphrase = os_strdup(pos);
2451 		if (bss->ssid.wpa_passphrase) {
2452 			hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2453 			bss->ssid.wpa_passphrase_set = 1;
2454 		}
2455 	} else if (os_strcmp(buf, "wpa_psk") == 0) {
2456 		hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2457 		bss->ssid.wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
2458 		if (bss->ssid.wpa_psk == NULL)
2459 			return 1;
2460 		if (hexstr2bin(pos, bss->ssid.wpa_psk->psk, PMK_LEN) ||
2461 		    pos[PMK_LEN * 2] != '\0') {
2462 			wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
2463 				   line, pos);
2464 			hostapd_config_clear_wpa_psk(&bss->ssid.wpa_psk);
2465 			return 1;
2466 		}
2467 		bss->ssid.wpa_psk->group = 1;
2468 		os_free(bss->ssid.wpa_passphrase);
2469 		bss->ssid.wpa_passphrase = NULL;
2470 		bss->ssid.wpa_psk_set = 1;
2471 	} else if (os_strcmp(buf, "wpa_psk_file") == 0) {
2472 		os_free(bss->ssid.wpa_psk_file);
2473 		bss->ssid.wpa_psk_file = os_strdup(pos);
2474 		if (!bss->ssid.wpa_psk_file) {
2475 			wpa_printf(MSG_ERROR, "Line %d: allocation failed",
2476 				   line);
2477 			return 1;
2478 		}
2479 	} else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
2480 		bss->wpa_key_mgmt = hostapd_config_parse_key_mgmt(line, pos);
2481 		if (bss->wpa_key_mgmt == -1)
2482 			return 1;
2483 	} else if (os_strcmp(buf, "wpa_psk_radius") == 0) {
2484 		bss->wpa_psk_radius = atoi(pos);
2485 		if (bss->wpa_psk_radius != PSK_RADIUS_IGNORED &&
2486 		    bss->wpa_psk_radius != PSK_RADIUS_ACCEPTED &&
2487 		    bss->wpa_psk_radius != PSK_RADIUS_REQUIRED) {
2488 			wpa_printf(MSG_ERROR,
2489 				   "Line %d: unknown wpa_psk_radius %d",
2490 				   line, bss->wpa_psk_radius);
2491 			return 1;
2492 		}
2493 	} else if (os_strcmp(buf, "wpa_pairwise") == 0) {
2494 		bss->wpa_pairwise = hostapd_config_parse_cipher(line, pos);
2495 		if (bss->wpa_pairwise == -1 || bss->wpa_pairwise == 0)
2496 			return 1;
2497 		if (bss->wpa_pairwise &
2498 		    (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2499 			wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2500 				   bss->wpa_pairwise, pos);
2501 			return 1;
2502 		}
2503 	} else if (os_strcmp(buf, "rsn_pairwise") == 0) {
2504 		bss->rsn_pairwise = hostapd_config_parse_cipher(line, pos);
2505 		if (bss->rsn_pairwise == -1 || bss->rsn_pairwise == 0)
2506 			return 1;
2507 		if (bss->rsn_pairwise &
2508 		    (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 | WPA_CIPHER_WEP104)) {
2509 			wpa_printf(MSG_ERROR, "Line %d: unsupported pairwise cipher suite '%s'",
2510 				   bss->rsn_pairwise, pos);
2511 			return 1;
2512 		}
2513 #ifdef CONFIG_RSN_PREAUTH
2514 	} else if (os_strcmp(buf, "rsn_preauth") == 0) {
2515 		bss->rsn_preauth = atoi(pos);
2516 	} else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
2517 		os_free(bss->rsn_preauth_interfaces);
2518 		bss->rsn_preauth_interfaces = os_strdup(pos);
2519 #endif /* CONFIG_RSN_PREAUTH */
2520 #ifdef CONFIG_PEERKEY
2521 	} else if (os_strcmp(buf, "peerkey") == 0) {
2522 		bss->peerkey = atoi(pos);
2523 #endif /* CONFIG_PEERKEY */
2524 #ifdef CONFIG_IEEE80211R
2525 	} else if (os_strcmp(buf, "mobility_domain") == 0) {
2526 		if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
2527 		    hexstr2bin(pos, bss->mobility_domain,
2528 			       MOBILITY_DOMAIN_ID_LEN) != 0) {
2529 			wpa_printf(MSG_ERROR,
2530 				   "Line %d: Invalid mobility_domain '%s'",
2531 				   line, pos);
2532 			return 1;
2533 		}
2534 	} else if (os_strcmp(buf, "r1_key_holder") == 0) {
2535 		if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
2536 		    hexstr2bin(pos, bss->r1_key_holder, FT_R1KH_ID_LEN) != 0) {
2537 			wpa_printf(MSG_ERROR,
2538 				   "Line %d: Invalid r1_key_holder '%s'",
2539 				   line, pos);
2540 			return 1;
2541 		}
2542 	} else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
2543 		bss->r0_key_lifetime = atoi(pos);
2544 	} else if (os_strcmp(buf, "reassociation_deadline") == 0) {
2545 		bss->reassociation_deadline = atoi(pos);
2546 	} else if (os_strcmp(buf, "r0kh") == 0) {
2547 		if (add_r0kh(bss, pos) < 0) {
2548 			wpa_printf(MSG_DEBUG, "Line %d: Invalid r0kh '%s'",
2549 				   line, pos);
2550 			return 1;
2551 		}
2552 	} else if (os_strcmp(buf, "r1kh") == 0) {
2553 		if (add_r1kh(bss, pos) < 0) {
2554 			wpa_printf(MSG_DEBUG, "Line %d: Invalid r1kh '%s'",
2555 				   line, pos);
2556 			return 1;
2557 		}
2558 	} else if (os_strcmp(buf, "pmk_r1_push") == 0) {
2559 		bss->pmk_r1_push = atoi(pos);
2560 	} else if (os_strcmp(buf, "ft_over_ds") == 0) {
2561 		bss->ft_over_ds = atoi(pos);
2562 #endif /* CONFIG_IEEE80211R */
2563 #ifndef CONFIG_NO_CTRL_IFACE
2564 	} else if (os_strcmp(buf, "ctrl_interface") == 0) {
2565 		os_free(bss->ctrl_interface);
2566 		bss->ctrl_interface = os_strdup(pos);
2567 	} else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
2568 #ifndef CONFIG_NATIVE_WINDOWS
2569 		struct group *grp;
2570 		char *endp;
2571 		const char *group = pos;
2572 
2573 		grp = getgrnam(group);
2574 		if (grp) {
2575 			bss->ctrl_interface_gid = grp->gr_gid;
2576 			bss->ctrl_interface_gid_set = 1;
2577 			wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d (from group name '%s')",
2578 				   bss->ctrl_interface_gid, group);
2579 			return 0;
2580 		}
2581 
2582 		/* Group name not found - try to parse this as gid */
2583 		bss->ctrl_interface_gid = strtol(group, &endp, 10);
2584 		if (*group == '\0' || *endp != '\0') {
2585 			wpa_printf(MSG_DEBUG, "Line %d: Invalid group '%s'",
2586 				   line, group);
2587 			return 1;
2588 		}
2589 		bss->ctrl_interface_gid_set = 1;
2590 		wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
2591 			   bss->ctrl_interface_gid);
2592 #endif /* CONFIG_NATIVE_WINDOWS */
2593 #endif /* CONFIG_NO_CTRL_IFACE */
2594 #ifdef RADIUS_SERVER
2595 	} else if (os_strcmp(buf, "radius_server_clients") == 0) {
2596 		os_free(bss->radius_server_clients);
2597 		bss->radius_server_clients = os_strdup(pos);
2598 	} else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
2599 		bss->radius_server_auth_port = atoi(pos);
2600 	} else if (os_strcmp(buf, "radius_server_acct_port") == 0) {
2601 		bss->radius_server_acct_port = atoi(pos);
2602 	} else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
2603 		bss->radius_server_ipv6 = atoi(pos);
2604 #endif /* RADIUS_SERVER */
2605 	} else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
2606 		bss->use_pae_group_addr = atoi(pos);
2607 	} else if (os_strcmp(buf, "hw_mode") == 0) {
2608 		if (os_strcmp(pos, "a") == 0)
2609 			conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
2610 		else if (os_strcmp(pos, "b") == 0)
2611 			conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
2612 		else if (os_strcmp(pos, "g") == 0)
2613 			conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
2614 		else if (os_strcmp(pos, "ad") == 0)
2615 			conf->hw_mode = HOSTAPD_MODE_IEEE80211AD;
2616 		else if (os_strcmp(pos, "any") == 0)
2617 			conf->hw_mode = HOSTAPD_MODE_IEEE80211ANY;
2618 		else {
2619 			wpa_printf(MSG_ERROR, "Line %d: unknown hw_mode '%s'",
2620 				   line, pos);
2621 			return 1;
2622 		}
2623 	} else if (os_strcmp(buf, "wps_rf_bands") == 0) {
2624 		if (os_strcmp(pos, "ad") == 0)
2625 			bss->wps_rf_bands = WPS_RF_60GHZ;
2626 		else if (os_strcmp(pos, "a") == 0)
2627 			bss->wps_rf_bands = WPS_RF_50GHZ;
2628 		else if (os_strcmp(pos, "g") == 0 ||
2629 			 os_strcmp(pos, "b") == 0)
2630 			bss->wps_rf_bands = WPS_RF_24GHZ;
2631 		else if (os_strcmp(pos, "ag") == 0 ||
2632 			 os_strcmp(pos, "ga") == 0)
2633 			bss->wps_rf_bands = WPS_RF_24GHZ | WPS_RF_50GHZ;
2634 		else {
2635 			wpa_printf(MSG_ERROR,
2636 				   "Line %d: unknown wps_rf_band '%s'",
2637 				   line, pos);
2638 			return 1;
2639 		}
2640 	} else if (os_strcmp(buf, "channel") == 0) {
2641 		if (os_strcmp(pos, "acs_survey") == 0) {
2642 #ifndef CONFIG_ACS
2643 			wpa_printf(MSG_ERROR, "Line %d: tries to enable ACS but CONFIG_ACS disabled",
2644 				   line);
2645 			return 1;
2646 #else /* CONFIG_ACS */
2647 			conf->acs = 1;
2648 			conf->channel = 0;
2649 #endif /* CONFIG_ACS */
2650 		} else {
2651 			conf->channel = atoi(pos);
2652 			conf->acs = conf->channel == 0;
2653 		}
2654 	} else if (os_strcmp(buf, "chanlist") == 0) {
2655 		if (hostapd_parse_chanlist(conf, pos)) {
2656 			wpa_printf(MSG_ERROR, "Line %d: invalid channel list",
2657 				   line);
2658 			return 1;
2659 		}
2660 	} else if (os_strcmp(buf, "beacon_int") == 0) {
2661 		int val = atoi(pos);
2662 		/* MIB defines range as 1..65535, but very small values
2663 		 * cause problems with the current implementation.
2664 		 * Since it is unlikely that this small numbers are
2665 		 * useful in real life scenarios, do not allow beacon
2666 		 * period to be set below 15 TU. */
2667 		if (val < 15 || val > 65535) {
2668 			wpa_printf(MSG_ERROR, "Line %d: invalid beacon_int %d (expected 15..65535)",
2669 				   line, val);
2670 			return 1;
2671 		}
2672 		conf->beacon_int = val;
2673 #ifdef CONFIG_ACS
2674 	} else if (os_strcmp(buf, "acs_num_scans") == 0) {
2675 		int val = atoi(pos);
2676 		if (val <= 0 || val > 100) {
2677 			wpa_printf(MSG_ERROR, "Line %d: invalid acs_num_scans %d (expected 1..100)",
2678 				   line, val);
2679 			return 1;
2680 		}
2681 		conf->acs_num_scans = val;
2682 	} else if (os_strcmp(buf, "acs_chan_bias") == 0) {
2683 		if (hostapd_config_parse_acs_chan_bias(conf, pos)) {
2684 			wpa_printf(MSG_ERROR, "Line %d: invalid acs_chan_bias",
2685 				   line);
2686 			return -1;
2687 		}
2688 #endif /* CONFIG_ACS */
2689 	} else if (os_strcmp(buf, "dtim_period") == 0) {
2690 		bss->dtim_period = atoi(pos);
2691 		if (bss->dtim_period < 1 || bss->dtim_period > 255) {
2692 			wpa_printf(MSG_ERROR, "Line %d: invalid dtim_period %d",
2693 				   line, bss->dtim_period);
2694 			return 1;
2695 		}
2696 	} else if (os_strcmp(buf, "bss_load_update_period") == 0) {
2697 		bss->bss_load_update_period = atoi(pos);
2698 		if (bss->bss_load_update_period < 0 ||
2699 		    bss->bss_load_update_period > 100) {
2700 			wpa_printf(MSG_ERROR,
2701 				   "Line %d: invalid bss_load_update_period %d",
2702 				   line, bss->bss_load_update_period);
2703 			return 1;
2704 		}
2705 	} else if (os_strcmp(buf, "rts_threshold") == 0) {
2706 		conf->rts_threshold = atoi(pos);
2707 		if (conf->rts_threshold < -1 || conf->rts_threshold > 65535) {
2708 			wpa_printf(MSG_ERROR,
2709 				   "Line %d: invalid rts_threshold %d",
2710 				   line, conf->rts_threshold);
2711 			return 1;
2712 		}
2713 	} else if (os_strcmp(buf, "fragm_threshold") == 0) {
2714 		conf->fragm_threshold = atoi(pos);
2715 		if (conf->fragm_threshold == -1) {
2716 			/* allow a value of -1 */
2717 		} else if (conf->fragm_threshold < 256 ||
2718 			   conf->fragm_threshold > 2346) {
2719 			wpa_printf(MSG_ERROR,
2720 				   "Line %d: invalid fragm_threshold %d",
2721 				   line, conf->fragm_threshold);
2722 			return 1;
2723 		}
2724 	} else if (os_strcmp(buf, "send_probe_response") == 0) {
2725 		int val = atoi(pos);
2726 		if (val != 0 && val != 1) {
2727 			wpa_printf(MSG_ERROR, "Line %d: invalid send_probe_response %d (expected 0 or 1)",
2728 				   line, val);
2729 			return 1;
2730 		}
2731 		conf->send_probe_response = val;
2732 	} else if (os_strcmp(buf, "supported_rates") == 0) {
2733 		if (hostapd_parse_intlist(&conf->supported_rates, pos)) {
2734 			wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2735 				   line);
2736 			return 1;
2737 		}
2738 	} else if (os_strcmp(buf, "basic_rates") == 0) {
2739 		if (hostapd_parse_intlist(&conf->basic_rates, pos)) {
2740 			wpa_printf(MSG_ERROR, "Line %d: invalid rate list",
2741 				   line);
2742 			return 1;
2743 		}
2744 	} else if (os_strcmp(buf, "preamble") == 0) {
2745 		if (atoi(pos))
2746 			conf->preamble = SHORT_PREAMBLE;
2747 		else
2748 			conf->preamble = LONG_PREAMBLE;
2749 	} else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
2750 		bss->ignore_broadcast_ssid = atoi(pos);
2751 	} else if (os_strcmp(buf, "no_probe_resp_if_max_sta") == 0) {
2752 		bss->no_probe_resp_if_max_sta = atoi(pos);
2753 	} else if (os_strcmp(buf, "wep_default_key") == 0) {
2754 		bss->ssid.wep.idx = atoi(pos);
2755 		if (bss->ssid.wep.idx > 3) {
2756 			wpa_printf(MSG_ERROR,
2757 				   "Invalid wep_default_key index %d",
2758 				   bss->ssid.wep.idx);
2759 			return 1;
2760 		}
2761 	} else if (os_strcmp(buf, "wep_key0") == 0 ||
2762 		   os_strcmp(buf, "wep_key1") == 0 ||
2763 		   os_strcmp(buf, "wep_key2") == 0 ||
2764 		   os_strcmp(buf, "wep_key3") == 0) {
2765 		if (hostapd_config_read_wep(&bss->ssid.wep,
2766 					    buf[7] - '0', pos)) {
2767 			wpa_printf(MSG_ERROR, "Line %d: invalid WEP key '%s'",
2768 				   line, buf);
2769 			return 1;
2770 		}
2771 #ifndef CONFIG_NO_VLAN
2772 	} else if (os_strcmp(buf, "dynamic_vlan") == 0) {
2773 		bss->ssid.dynamic_vlan = atoi(pos);
2774 	} else if (os_strcmp(buf, "per_sta_vif") == 0) {
2775 		bss->ssid.per_sta_vif = atoi(pos);
2776 	} else if (os_strcmp(buf, "vlan_file") == 0) {
2777 		if (hostapd_config_read_vlan_file(bss, pos)) {
2778 			wpa_printf(MSG_ERROR, "Line %d: failed to read VLAN file '%s'",
2779 				   line, pos);
2780 			return 1;
2781 		}
2782 	} else if (os_strcmp(buf, "vlan_naming") == 0) {
2783 		bss->ssid.vlan_naming = atoi(pos);
2784 		if (bss->ssid.vlan_naming >= DYNAMIC_VLAN_NAMING_END ||
2785 		    bss->ssid.vlan_naming < 0) {
2786 			wpa_printf(MSG_ERROR,
2787 				   "Line %d: invalid naming scheme %d",
2788 				   line, bss->ssid.vlan_naming);
2789 			return 1;
2790 		}
2791 #ifdef CONFIG_FULL_DYNAMIC_VLAN
2792 	} else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
2793 		os_free(bss->ssid.vlan_tagged_interface);
2794 		bss->ssid.vlan_tagged_interface = os_strdup(pos);
2795 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
2796 #endif /* CONFIG_NO_VLAN */
2797 	} else if (os_strcmp(buf, "ap_table_max_size") == 0) {
2798 		conf->ap_table_max_size = atoi(pos);
2799 	} else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
2800 		conf->ap_table_expiration_time = atoi(pos);
2801 	} else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
2802 		if (hostapd_config_tx_queue(conf, buf, pos)) {
2803 			wpa_printf(MSG_ERROR, "Line %d: invalid TX queue item",
2804 				   line);
2805 			return 1;
2806 		}
2807 	} else if (os_strcmp(buf, "wme_enabled") == 0 ||
2808 		   os_strcmp(buf, "wmm_enabled") == 0) {
2809 		bss->wmm_enabled = atoi(pos);
2810 	} else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) {
2811 		bss->wmm_uapsd = atoi(pos);
2812 	} else if (os_strncmp(buf, "wme_ac_", 7) == 0 ||
2813 		   os_strncmp(buf, "wmm_ac_", 7) == 0) {
2814 		if (hostapd_config_wmm_ac(conf->wmm_ac_params, buf, pos)) {
2815 			wpa_printf(MSG_ERROR, "Line %d: invalid WMM ac item",
2816 				   line);
2817 			return 1;
2818 		}
2819 	} else if (os_strcmp(buf, "bss") == 0) {
2820 		if (hostapd_config_bss(conf, pos)) {
2821 			wpa_printf(MSG_ERROR, "Line %d: invalid bss item",
2822 				   line);
2823 			return 1;
2824 		}
2825 	} else if (os_strcmp(buf, "bssid") == 0) {
2826 		if (hwaddr_aton(pos, bss->bssid)) {
2827 			wpa_printf(MSG_ERROR, "Line %d: invalid bssid item",
2828 				   line);
2829 			return 1;
2830 		}
2831 	} else if (os_strcmp(buf, "use_driver_iface_addr") == 0) {
2832 		conf->use_driver_iface_addr = atoi(pos);
2833 #ifdef CONFIG_IEEE80211W
2834 	} else if (os_strcmp(buf, "ieee80211w") == 0) {
2835 		bss->ieee80211w = atoi(pos);
2836 	} else if (os_strcmp(buf, "group_mgmt_cipher") == 0) {
2837 		if (os_strcmp(pos, "AES-128-CMAC") == 0) {
2838 			bss->group_mgmt_cipher = WPA_CIPHER_AES_128_CMAC;
2839 		} else if (os_strcmp(pos, "BIP-GMAC-128") == 0) {
2840 			bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_128;
2841 		} else if (os_strcmp(pos, "BIP-GMAC-256") == 0) {
2842 			bss->group_mgmt_cipher = WPA_CIPHER_BIP_GMAC_256;
2843 		} else if (os_strcmp(pos, "BIP-CMAC-256") == 0) {
2844 			bss->group_mgmt_cipher = WPA_CIPHER_BIP_CMAC_256;
2845 		} else {
2846 			wpa_printf(MSG_ERROR, "Line %d: invalid group_mgmt_cipher: %s",
2847 				   line, pos);
2848 			return 1;
2849 		}
2850 	} else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
2851 		bss->assoc_sa_query_max_timeout = atoi(pos);
2852 		if (bss->assoc_sa_query_max_timeout == 0) {
2853 			wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_max_timeout",
2854 				   line);
2855 			return 1;
2856 		}
2857 	} else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0) {
2858 		bss->assoc_sa_query_retry_timeout = atoi(pos);
2859 		if (bss->assoc_sa_query_retry_timeout == 0) {
2860 			wpa_printf(MSG_ERROR, "Line %d: invalid assoc_sa_query_retry_timeout",
2861 				   line);
2862 			return 1;
2863 		}
2864 #endif /* CONFIG_IEEE80211W */
2865 #ifdef CONFIG_IEEE80211N
2866 	} else if (os_strcmp(buf, "ieee80211n") == 0) {
2867 		conf->ieee80211n = atoi(pos);
2868 	} else if (os_strcmp(buf, "ht_capab") == 0) {
2869 		if (hostapd_config_ht_capab(conf, pos) < 0) {
2870 			wpa_printf(MSG_ERROR, "Line %d: invalid ht_capab",
2871 				   line);
2872 			return 1;
2873 		}
2874 	} else if (os_strcmp(buf, "require_ht") == 0) {
2875 		conf->require_ht = atoi(pos);
2876 	} else if (os_strcmp(buf, "obss_interval") == 0) {
2877 		conf->obss_interval = atoi(pos);
2878 #endif /* CONFIG_IEEE80211N */
2879 #ifdef CONFIG_IEEE80211AC
2880 	} else if (os_strcmp(buf, "ieee80211ac") == 0) {
2881 		conf->ieee80211ac = atoi(pos);
2882 	} else if (os_strcmp(buf, "vht_capab") == 0) {
2883 		if (hostapd_config_vht_capab(conf, pos) < 0) {
2884 			wpa_printf(MSG_ERROR, "Line %d: invalid vht_capab",
2885 				   line);
2886 			return 1;
2887 		}
2888 	} else if (os_strcmp(buf, "require_vht") == 0) {
2889 		conf->require_vht = atoi(pos);
2890 	} else if (os_strcmp(buf, "vht_oper_chwidth") == 0) {
2891 		conf->vht_oper_chwidth = atoi(pos);
2892 	} else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0) {
2893 		conf->vht_oper_centr_freq_seg0_idx = atoi(pos);
2894 	} else if (os_strcmp(buf, "vht_oper_centr_freq_seg1_idx") == 0) {
2895 		conf->vht_oper_centr_freq_seg1_idx = atoi(pos);
2896 	} else if (os_strcmp(buf, "vendor_vht") == 0) {
2897 		bss->vendor_vht = atoi(pos);
2898 	} else if (os_strcmp(buf, "use_sta_nsts") == 0) {
2899 		bss->use_sta_nsts = atoi(pos);
2900 #endif /* CONFIG_IEEE80211AC */
2901 	} else if (os_strcmp(buf, "max_listen_interval") == 0) {
2902 		bss->max_listen_interval = atoi(pos);
2903 	} else if (os_strcmp(buf, "disable_pmksa_caching") == 0) {
2904 		bss->disable_pmksa_caching = atoi(pos);
2905 	} else if (os_strcmp(buf, "okc") == 0) {
2906 		bss->okc = atoi(pos);
2907 #ifdef CONFIG_WPS
2908 	} else if (os_strcmp(buf, "wps_state") == 0) {
2909 		bss->wps_state = atoi(pos);
2910 		if (bss->wps_state < 0 || bss->wps_state > 2) {
2911 			wpa_printf(MSG_ERROR, "Line %d: invalid wps_state",
2912 				   line);
2913 			return 1;
2914 		}
2915 	} else if (os_strcmp(buf, "wps_independent") == 0) {
2916 		bss->wps_independent = atoi(pos);
2917 	} else if (os_strcmp(buf, "ap_setup_locked") == 0) {
2918 		bss->ap_setup_locked = atoi(pos);
2919 	} else if (os_strcmp(buf, "uuid") == 0) {
2920 		if (uuid_str2bin(pos, bss->uuid)) {
2921 			wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
2922 			return 1;
2923 		}
2924 	} else if (os_strcmp(buf, "wps_pin_requests") == 0) {
2925 		os_free(bss->wps_pin_requests);
2926 		bss->wps_pin_requests = os_strdup(pos);
2927 	} else if (os_strcmp(buf, "device_name") == 0) {
2928 		if (os_strlen(pos) > WPS_DEV_NAME_MAX_LEN) {
2929 			wpa_printf(MSG_ERROR, "Line %d: Too long "
2930 				   "device_name", line);
2931 			return 1;
2932 		}
2933 		os_free(bss->device_name);
2934 		bss->device_name = os_strdup(pos);
2935 	} else if (os_strcmp(buf, "manufacturer") == 0) {
2936 		if (os_strlen(pos) > 64) {
2937 			wpa_printf(MSG_ERROR, "Line %d: Too long manufacturer",
2938 				   line);
2939 			return 1;
2940 		}
2941 		os_free(bss->manufacturer);
2942 		bss->manufacturer = os_strdup(pos);
2943 	} else if (os_strcmp(buf, "model_name") == 0) {
2944 		if (os_strlen(pos) > 32) {
2945 			wpa_printf(MSG_ERROR, "Line %d: Too long model_name",
2946 				   line);
2947 			return 1;
2948 		}
2949 		os_free(bss->model_name);
2950 		bss->model_name = os_strdup(pos);
2951 	} else if (os_strcmp(buf, "model_number") == 0) {
2952 		if (os_strlen(pos) > 32) {
2953 			wpa_printf(MSG_ERROR, "Line %d: Too long model_number",
2954 				   line);
2955 			return 1;
2956 		}
2957 		os_free(bss->model_number);
2958 		bss->model_number = os_strdup(pos);
2959 	} else if (os_strcmp(buf, "serial_number") == 0) {
2960 		if (os_strlen(pos) > 32) {
2961 			wpa_printf(MSG_ERROR, "Line %d: Too long serial_number",
2962 				   line);
2963 			return 1;
2964 		}
2965 		os_free(bss->serial_number);
2966 		bss->serial_number = os_strdup(pos);
2967 	} else if (os_strcmp(buf, "device_type") == 0) {
2968 		if (wps_dev_type_str2bin(pos, bss->device_type))
2969 			return 1;
2970 	} else if (os_strcmp(buf, "config_methods") == 0) {
2971 		os_free(bss->config_methods);
2972 		bss->config_methods = os_strdup(pos);
2973 	} else if (os_strcmp(buf, "os_version") == 0) {
2974 		if (hexstr2bin(pos, bss->os_version, 4)) {
2975 			wpa_printf(MSG_ERROR, "Line %d: invalid os_version",
2976 				   line);
2977 			return 1;
2978 		}
2979 	} else if (os_strcmp(buf, "ap_pin") == 0) {
2980 		os_free(bss->ap_pin);
2981 		bss->ap_pin = os_strdup(pos);
2982 	} else if (os_strcmp(buf, "skip_cred_build") == 0) {
2983 		bss->skip_cred_build = atoi(pos);
2984 	} else if (os_strcmp(buf, "extra_cred") == 0) {
2985 		os_free(bss->extra_cred);
2986 		bss->extra_cred = (u8 *) os_readfile(pos, &bss->extra_cred_len);
2987 		if (bss->extra_cred == NULL) {
2988 			wpa_printf(MSG_ERROR, "Line %d: could not read Credentials from '%s'",
2989 				   line, pos);
2990 			return 1;
2991 		}
2992 	} else if (os_strcmp(buf, "wps_cred_processing") == 0) {
2993 		bss->wps_cred_processing = atoi(pos);
2994 	} else if (os_strcmp(buf, "ap_settings") == 0) {
2995 		os_free(bss->ap_settings);
2996 		bss->ap_settings =
2997 			(u8 *) os_readfile(pos, &bss->ap_settings_len);
2998 		if (bss->ap_settings == NULL) {
2999 			wpa_printf(MSG_ERROR, "Line %d: could not read AP Settings from '%s'",
3000 				   line, pos);
3001 			return 1;
3002 		}
3003 	} else if (os_strcmp(buf, "upnp_iface") == 0) {
3004 		os_free(bss->upnp_iface);
3005 		bss->upnp_iface = os_strdup(pos);
3006 	} else if (os_strcmp(buf, "friendly_name") == 0) {
3007 		os_free(bss->friendly_name);
3008 		bss->friendly_name = os_strdup(pos);
3009 	} else if (os_strcmp(buf, "manufacturer_url") == 0) {
3010 		os_free(bss->manufacturer_url);
3011 		bss->manufacturer_url = os_strdup(pos);
3012 	} else if (os_strcmp(buf, "model_description") == 0) {
3013 		os_free(bss->model_description);
3014 		bss->model_description = os_strdup(pos);
3015 	} else if (os_strcmp(buf, "model_url") == 0) {
3016 		os_free(bss->model_url);
3017 		bss->model_url = os_strdup(pos);
3018 	} else if (os_strcmp(buf, "upc") == 0) {
3019 		os_free(bss->upc);
3020 		bss->upc = os_strdup(pos);
3021 	} else if (os_strcmp(buf, "pbc_in_m1") == 0) {
3022 		bss->pbc_in_m1 = atoi(pos);
3023 	} else if (os_strcmp(buf, "server_id") == 0) {
3024 		os_free(bss->server_id);
3025 		bss->server_id = os_strdup(pos);
3026 #ifdef CONFIG_WPS_NFC
3027 	} else if (os_strcmp(buf, "wps_nfc_dev_pw_id") == 0) {
3028 		bss->wps_nfc_dev_pw_id = atoi(pos);
3029 		if (bss->wps_nfc_dev_pw_id < 0x10 ||
3030 		    bss->wps_nfc_dev_pw_id > 0xffff) {
3031 			wpa_printf(MSG_ERROR, "Line %d: Invalid wps_nfc_dev_pw_id value",
3032 				   line);
3033 			return 1;
3034 		}
3035 		bss->wps_nfc_pw_from_config = 1;
3036 	} else if (os_strcmp(buf, "wps_nfc_dh_pubkey") == 0) {
3037 		wpabuf_free(bss->wps_nfc_dh_pubkey);
3038 		bss->wps_nfc_dh_pubkey = wpabuf_parse_bin(pos);
3039 		bss->wps_nfc_pw_from_config = 1;
3040 	} else if (os_strcmp(buf, "wps_nfc_dh_privkey") == 0) {
3041 		wpabuf_free(bss->wps_nfc_dh_privkey);
3042 		bss->wps_nfc_dh_privkey = wpabuf_parse_bin(pos);
3043 		bss->wps_nfc_pw_from_config = 1;
3044 	} else if (os_strcmp(buf, "wps_nfc_dev_pw") == 0) {
3045 		wpabuf_free(bss->wps_nfc_dev_pw);
3046 		bss->wps_nfc_dev_pw = wpabuf_parse_bin(pos);
3047 		bss->wps_nfc_pw_from_config = 1;
3048 #endif /* CONFIG_WPS_NFC */
3049 #endif /* CONFIG_WPS */
3050 #ifdef CONFIG_P2P_MANAGER
3051 	} else if (os_strcmp(buf, "manage_p2p") == 0) {
3052 		if (atoi(pos))
3053 			bss->p2p |= P2P_MANAGE;
3054 		else
3055 			bss->p2p &= ~P2P_MANAGE;
3056 	} else if (os_strcmp(buf, "allow_cross_connection") == 0) {
3057 		if (atoi(pos))
3058 			bss->p2p |= P2P_ALLOW_CROSS_CONNECTION;
3059 		else
3060 			bss->p2p &= ~P2P_ALLOW_CROSS_CONNECTION;
3061 #endif /* CONFIG_P2P_MANAGER */
3062 	} else if (os_strcmp(buf, "disassoc_low_ack") == 0) {
3063 		bss->disassoc_low_ack = atoi(pos);
3064 	} else if (os_strcmp(buf, "tdls_prohibit") == 0) {
3065 		if (atoi(pos))
3066 			bss->tdls |= TDLS_PROHIBIT;
3067 		else
3068 			bss->tdls &= ~TDLS_PROHIBIT;
3069 	} else if (os_strcmp(buf, "tdls_prohibit_chan_switch") == 0) {
3070 		if (atoi(pos))
3071 			bss->tdls |= TDLS_PROHIBIT_CHAN_SWITCH;
3072 		else
3073 			bss->tdls &= ~TDLS_PROHIBIT_CHAN_SWITCH;
3074 #ifdef CONFIG_RSN_TESTING
3075 	} else if (os_strcmp(buf, "rsn_testing") == 0) {
3076 		extern int rsn_testing;
3077 		rsn_testing = atoi(pos);
3078 #endif /* CONFIG_RSN_TESTING */
3079 	} else if (os_strcmp(buf, "time_advertisement") == 0) {
3080 		bss->time_advertisement = atoi(pos);
3081 	} else if (os_strcmp(buf, "time_zone") == 0) {
3082 		size_t tz_len = os_strlen(pos);
3083 		if (tz_len < 4 || tz_len > 255) {
3084 			wpa_printf(MSG_DEBUG, "Line %d: invalid time_zone",
3085 				   line);
3086 			return 1;
3087 		}
3088 		os_free(bss->time_zone);
3089 		bss->time_zone = os_strdup(pos);
3090 		if (bss->time_zone == NULL)
3091 			return 1;
3092 #ifdef CONFIG_WNM
3093 	} else if (os_strcmp(buf, "wnm_sleep_mode") == 0) {
3094 		bss->wnm_sleep_mode = atoi(pos);
3095 	} else if (os_strcmp(buf, "bss_transition") == 0) {
3096 		bss->bss_transition = atoi(pos);
3097 #endif /* CONFIG_WNM */
3098 #ifdef CONFIG_INTERWORKING
3099 	} else if (os_strcmp(buf, "interworking") == 0) {
3100 		bss->interworking = atoi(pos);
3101 	} else if (os_strcmp(buf, "access_network_type") == 0) {
3102 		bss->access_network_type = atoi(pos);
3103 		if (bss->access_network_type < 0 ||
3104 		    bss->access_network_type > 15) {
3105 			wpa_printf(MSG_ERROR,
3106 				   "Line %d: invalid access_network_type",
3107 				   line);
3108 			return 1;
3109 		}
3110 	} else if (os_strcmp(buf, "internet") == 0) {
3111 		bss->internet = atoi(pos);
3112 	} else if (os_strcmp(buf, "asra") == 0) {
3113 		bss->asra = atoi(pos);
3114 	} else if (os_strcmp(buf, "esr") == 0) {
3115 		bss->esr = atoi(pos);
3116 	} else if (os_strcmp(buf, "uesa") == 0) {
3117 		bss->uesa = atoi(pos);
3118 	} else if (os_strcmp(buf, "venue_group") == 0) {
3119 		bss->venue_group = atoi(pos);
3120 		bss->venue_info_set = 1;
3121 	} else if (os_strcmp(buf, "venue_type") == 0) {
3122 		bss->venue_type = atoi(pos);
3123 		bss->venue_info_set = 1;
3124 	} else if (os_strcmp(buf, "hessid") == 0) {
3125 		if (hwaddr_aton(pos, bss->hessid)) {
3126 			wpa_printf(MSG_ERROR, "Line %d: invalid hessid", line);
3127 			return 1;
3128 		}
3129 	} else if (os_strcmp(buf, "roaming_consortium") == 0) {
3130 		if (parse_roaming_consortium(bss, pos, line) < 0)
3131 			return 1;
3132 	} else if (os_strcmp(buf, "venue_name") == 0) {
3133 		if (parse_venue_name(bss, pos, line) < 0)
3134 			return 1;
3135 	} else if (os_strcmp(buf, "network_auth_type") == 0) {
3136 		u8 auth_type;
3137 		u16 redirect_url_len;
3138 		if (hexstr2bin(pos, &auth_type, 1)) {
3139 			wpa_printf(MSG_ERROR,
3140 				   "Line %d: Invalid network_auth_type '%s'",
3141 				   line, pos);
3142 			return 1;
3143 		}
3144 		if (auth_type == 0 || auth_type == 2)
3145 			redirect_url_len = os_strlen(pos + 2);
3146 		else
3147 			redirect_url_len = 0;
3148 		os_free(bss->network_auth_type);
3149 		bss->network_auth_type = os_malloc(redirect_url_len + 3 + 1);
3150 		if (bss->network_auth_type == NULL)
3151 			return 1;
3152 		*bss->network_auth_type = auth_type;
3153 		WPA_PUT_LE16(bss->network_auth_type + 1, redirect_url_len);
3154 		if (redirect_url_len)
3155 			os_memcpy(bss->network_auth_type + 3, pos + 2,
3156 				  redirect_url_len);
3157 		bss->network_auth_type_len = 3 + redirect_url_len;
3158 	} else if (os_strcmp(buf, "ipaddr_type_availability") == 0) {
3159 		if (hexstr2bin(pos, &bss->ipaddr_type_availability, 1)) {
3160 			wpa_printf(MSG_ERROR, "Line %d: Invalid ipaddr_type_availability '%s'",
3161 				   line, pos);
3162 			bss->ipaddr_type_configured = 0;
3163 			return 1;
3164 		}
3165 		bss->ipaddr_type_configured = 1;
3166 	} else if (os_strcmp(buf, "domain_name") == 0) {
3167 		int j, num_domains, domain_len, domain_list_len = 0;
3168 		char *tok_start, *tok_prev;
3169 		u8 *domain_list, *domain_ptr;
3170 
3171 		domain_list_len = os_strlen(pos) + 1;
3172 		domain_list = os_malloc(domain_list_len);
3173 		if (domain_list == NULL)
3174 			return 1;
3175 
3176 		domain_ptr = domain_list;
3177 		tok_prev = pos;
3178 		num_domains = 1;
3179 		while ((tok_prev = os_strchr(tok_prev, ','))) {
3180 			num_domains++;
3181 			tok_prev++;
3182 		}
3183 		tok_prev = pos;
3184 		for (j = 0; j < num_domains; j++) {
3185 			tok_start = os_strchr(tok_prev, ',');
3186 			if (tok_start) {
3187 				domain_len = tok_start - tok_prev;
3188 				*domain_ptr = domain_len;
3189 				os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3190 				domain_ptr += domain_len + 1;
3191 				tok_prev = ++tok_start;
3192 			} else {
3193 				domain_len = os_strlen(tok_prev);
3194 				*domain_ptr = domain_len;
3195 				os_memcpy(domain_ptr + 1, tok_prev, domain_len);
3196 				domain_ptr += domain_len + 1;
3197 			}
3198 		}
3199 
3200 		os_free(bss->domain_name);
3201 		bss->domain_name = domain_list;
3202 		bss->domain_name_len = domain_list_len;
3203 	} else if (os_strcmp(buf, "anqp_3gpp_cell_net") == 0) {
3204 		if (parse_3gpp_cell_net(bss, pos, line) < 0)
3205 			return 1;
3206 	} else if (os_strcmp(buf, "nai_realm") == 0) {
3207 		if (parse_nai_realm(bss, pos, line) < 0)
3208 			return 1;
3209 	} else if (os_strcmp(buf, "anqp_elem") == 0) {
3210 		if (parse_anqp_elem(bss, pos, line) < 0)
3211 			return 1;
3212 	} else if (os_strcmp(buf, "gas_frag_limit") == 0) {
3213 		bss->gas_frag_limit = atoi(pos);
3214 	} else if (os_strcmp(buf, "gas_comeback_delay") == 0) {
3215 		bss->gas_comeback_delay = atoi(pos);
3216 	} else if (os_strcmp(buf, "qos_map_set") == 0) {
3217 		if (parse_qos_map_set(bss, pos, line) < 0)
3218 			return 1;
3219 #endif /* CONFIG_INTERWORKING */
3220 #ifdef CONFIG_RADIUS_TEST
3221 	} else if (os_strcmp(buf, "dump_msk_file") == 0) {
3222 		os_free(bss->dump_msk_file);
3223 		bss->dump_msk_file = os_strdup(pos);
3224 #endif /* CONFIG_RADIUS_TEST */
3225 #ifdef CONFIG_PROXYARP
3226 	} else if (os_strcmp(buf, "proxy_arp") == 0) {
3227 		bss->proxy_arp = atoi(pos);
3228 #endif /* CONFIG_PROXYARP */
3229 #ifdef CONFIG_HS20
3230 	} else if (os_strcmp(buf, "hs20") == 0) {
3231 		bss->hs20 = atoi(pos);
3232 	} else if (os_strcmp(buf, "disable_dgaf") == 0) {
3233 		bss->disable_dgaf = atoi(pos);
3234 	} else if (os_strcmp(buf, "na_mcast_to_ucast") == 0) {
3235 		bss->na_mcast_to_ucast = atoi(pos);
3236 	} else if (os_strcmp(buf, "osen") == 0) {
3237 		bss->osen = atoi(pos);
3238 	} else if (os_strcmp(buf, "anqp_domain_id") == 0) {
3239 		bss->anqp_domain_id = atoi(pos);
3240 	} else if (os_strcmp(buf, "hs20_deauth_req_timeout") == 0) {
3241 		bss->hs20_deauth_req_timeout = atoi(pos);
3242 	} else if (os_strcmp(buf, "hs20_oper_friendly_name") == 0) {
3243 		if (hs20_parse_oper_friendly_name(bss, pos, line) < 0)
3244 			return 1;
3245 	} else if (os_strcmp(buf, "hs20_wan_metrics") == 0) {
3246 		if (hs20_parse_wan_metrics(bss, pos, line) < 0)
3247 			return 1;
3248 	} else if (os_strcmp(buf, "hs20_conn_capab") == 0) {
3249 		if (hs20_parse_conn_capab(bss, pos, line) < 0) {
3250 			return 1;
3251 		}
3252 	} else if (os_strcmp(buf, "hs20_operating_class") == 0) {
3253 		u8 *oper_class;
3254 		size_t oper_class_len;
3255 		oper_class_len = os_strlen(pos);
3256 		if (oper_class_len < 2 || (oper_class_len & 0x01)) {
3257 			wpa_printf(MSG_ERROR,
3258 				   "Line %d: Invalid hs20_operating_class '%s'",
3259 				   line, pos);
3260 			return 1;
3261 		}
3262 		oper_class_len /= 2;
3263 		oper_class = os_malloc(oper_class_len);
3264 		if (oper_class == NULL)
3265 			return 1;
3266 		if (hexstr2bin(pos, oper_class, oper_class_len)) {
3267 			wpa_printf(MSG_ERROR,
3268 				   "Line %d: Invalid hs20_operating_class '%s'",
3269 				   line, pos);
3270 			os_free(oper_class);
3271 			return 1;
3272 		}
3273 		os_free(bss->hs20_operating_class);
3274 		bss->hs20_operating_class = oper_class;
3275 		bss->hs20_operating_class_len = oper_class_len;
3276 	} else if (os_strcmp(buf, "hs20_icon") == 0) {
3277 		if (hs20_parse_icon(bss, pos) < 0) {
3278 			wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_icon '%s'",
3279 				   line, pos);
3280 			return 1;
3281 		}
3282 	} else if (os_strcmp(buf, "osu_ssid") == 0) {
3283 		if (hs20_parse_osu_ssid(bss, pos, line) < 0)
3284 			return 1;
3285 	} else if (os_strcmp(buf, "osu_server_uri") == 0) {
3286 		if (hs20_parse_osu_server_uri(bss, pos, line) < 0)
3287 			return 1;
3288 	} else if (os_strcmp(buf, "osu_friendly_name") == 0) {
3289 		if (hs20_parse_osu_friendly_name(bss, pos, line) < 0)
3290 			return 1;
3291 	} else if (os_strcmp(buf, "osu_nai") == 0) {
3292 		if (hs20_parse_osu_nai(bss, pos, line) < 0)
3293 			return 1;
3294 	} else if (os_strcmp(buf, "osu_method_list") == 0) {
3295 		if (hs20_parse_osu_method_list(bss, pos, line) < 0)
3296 			return 1;
3297 	} else if (os_strcmp(buf, "osu_icon") == 0) {
3298 		if (hs20_parse_osu_icon(bss, pos, line) < 0)
3299 			return 1;
3300 	} else if (os_strcmp(buf, "osu_service_desc") == 0) {
3301 		if (hs20_parse_osu_service_desc(bss, pos, line) < 0)
3302 			return 1;
3303 	} else if (os_strcmp(buf, "subscr_remediation_url") == 0) {
3304 		os_free(bss->subscr_remediation_url);
3305 		bss->subscr_remediation_url = os_strdup(pos);
3306 	} else if (os_strcmp(buf, "subscr_remediation_method") == 0) {
3307 		bss->subscr_remediation_method = atoi(pos);
3308 #endif /* CONFIG_HS20 */
3309 #ifdef CONFIG_MBO
3310 	} else if (os_strcmp(buf, "mbo") == 0) {
3311 		bss->mbo_enabled = atoi(pos);
3312 #endif /* CONFIG_MBO */
3313 #ifdef CONFIG_TESTING_OPTIONS
3314 #define PARSE_TEST_PROBABILITY(_val)				\
3315 	} else if (os_strcmp(buf, #_val) == 0) {		\
3316 		char *end;					\
3317 								\
3318 		conf->_val = strtod(pos, &end);			\
3319 		if (*end || conf->_val < 0.0 ||			\
3320 		    conf->_val > 1.0) {				\
3321 			wpa_printf(MSG_ERROR,			\
3322 				   "Line %d: Invalid value '%s'", \
3323 				   line, pos);			\
3324 			return 1;				\
3325 		}
3326 	PARSE_TEST_PROBABILITY(ignore_probe_probability)
3327 	PARSE_TEST_PROBABILITY(ignore_auth_probability)
3328 	PARSE_TEST_PROBABILITY(ignore_assoc_probability)
3329 	PARSE_TEST_PROBABILITY(ignore_reassoc_probability)
3330 	PARSE_TEST_PROBABILITY(corrupt_gtk_rekey_mic_probability)
3331 	} else if (os_strcmp(buf, "ecsa_ie_only") == 0) {
3332 		conf->ecsa_ie_only = atoi(pos);
3333 	} else if (os_strcmp(buf, "bss_load_test") == 0) {
3334 		WPA_PUT_LE16(bss->bss_load_test, atoi(pos));
3335 		pos = os_strchr(pos, ':');
3336 		if (pos == NULL) {
3337 			wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3338 				   line);
3339 			return 1;
3340 		}
3341 		pos++;
3342 		bss->bss_load_test[2] = atoi(pos);
3343 		pos = os_strchr(pos, ':');
3344 		if (pos == NULL) {
3345 			wpa_printf(MSG_ERROR, "Line %d: Invalid bss_load_test",
3346 				   line);
3347 			return 1;
3348 		}
3349 		pos++;
3350 		WPA_PUT_LE16(&bss->bss_load_test[3], atoi(pos));
3351 		bss->bss_load_test_set = 1;
3352 	} else if (os_strcmp(buf, "radio_measurements") == 0) {
3353 		/*
3354 		 * DEPRECATED: This parameter will be removed in the future.
3355 		 * Use rrm_neighbor_report instead.
3356 		 */
3357 		int val = atoi(pos);
3358 
3359 		if (val & BIT(0))
3360 			bss->radio_measurements[0] |=
3361 				WLAN_RRM_CAPS_NEIGHBOR_REPORT;
3362 	} else if (os_strcmp(buf, "own_ie_override") == 0) {
3363 		struct wpabuf *tmp;
3364 		size_t len = os_strlen(pos) / 2;
3365 
3366 		tmp = wpabuf_alloc(len);
3367 		if (!tmp)
3368 			return 1;
3369 
3370 		if (hexstr2bin(pos, wpabuf_put(tmp, len), len)) {
3371 			wpabuf_free(tmp);
3372 			wpa_printf(MSG_ERROR,
3373 				   "Line %d: Invalid own_ie_override '%s'",
3374 				   line, pos);
3375 			return 1;
3376 		}
3377 
3378 		wpabuf_free(bss->own_ie_override);
3379 		bss->own_ie_override = tmp;
3380 #endif /* CONFIG_TESTING_OPTIONS */
3381 	} else if (os_strcmp(buf, "vendor_elements") == 0) {
3382 		if (parse_wpabuf_hex(line, buf, &bss->vendor_elements, pos))
3383 			return 1;
3384 	} else if (os_strcmp(buf, "assocresp_elements") == 0) {
3385 		if (parse_wpabuf_hex(line, buf, &bss->assocresp_elements, pos))
3386 			return 1;
3387 	} else if (os_strcmp(buf, "sae_anti_clogging_threshold") == 0) {
3388 		bss->sae_anti_clogging_threshold = atoi(pos);
3389 	} else if (os_strcmp(buf, "sae_groups") == 0) {
3390 		if (hostapd_parse_intlist(&bss->sae_groups, pos)) {
3391 			wpa_printf(MSG_ERROR,
3392 				   "Line %d: Invalid sae_groups value '%s'",
3393 				   line, pos);
3394 			return 1;
3395 		}
3396 	} else if (os_strcmp(buf, "local_pwr_constraint") == 0) {
3397 		int val = atoi(pos);
3398 		if (val < 0 || val > 255) {
3399 			wpa_printf(MSG_ERROR, "Line %d: Invalid local_pwr_constraint %d (expected 0..255)",
3400 				   line, val);
3401 			return 1;
3402 		}
3403 		conf->local_pwr_constraint = val;
3404 	} else if (os_strcmp(buf, "spectrum_mgmt_required") == 0) {
3405 		conf->spectrum_mgmt_required = atoi(pos);
3406 	} else if (os_strcmp(buf, "wowlan_triggers") == 0) {
3407 		os_free(bss->wowlan_triggers);
3408 		bss->wowlan_triggers = os_strdup(pos);
3409 #ifdef CONFIG_FST
3410 	} else if (os_strcmp(buf, "fst_group_id") == 0) {
3411 		size_t len = os_strlen(pos);
3412 
3413 		if (!len || len >= sizeof(conf->fst_cfg.group_id)) {
3414 			wpa_printf(MSG_ERROR,
3415 				   "Line %d: Invalid fst_group_id value '%s'",
3416 				   line, pos);
3417 			return 1;
3418 		}
3419 
3420 		if (conf->fst_cfg.group_id[0]) {
3421 			wpa_printf(MSG_ERROR,
3422 				   "Line %d: Duplicate fst_group value '%s'",
3423 				   line, pos);
3424 			return 1;
3425 		}
3426 
3427 		os_strlcpy(conf->fst_cfg.group_id, pos,
3428 			   sizeof(conf->fst_cfg.group_id));
3429 	} else if (os_strcmp(buf, "fst_priority") == 0) {
3430 		char *endp;
3431 		long int val;
3432 
3433 		if (!*pos) {
3434 			wpa_printf(MSG_ERROR,
3435 				   "Line %d: fst_priority value not supplied (expected 1..%u)",
3436 				   line, FST_MAX_PRIO_VALUE);
3437 			return -1;
3438 		}
3439 
3440 		val = strtol(pos, &endp, 0);
3441 		if (*endp || val < 1 || val > FST_MAX_PRIO_VALUE) {
3442 			wpa_printf(MSG_ERROR,
3443 				   "Line %d: Invalid fst_priority %ld (%s) (expected 1..%u)",
3444 				   line, val, pos, FST_MAX_PRIO_VALUE);
3445 			return 1;
3446 		}
3447 		conf->fst_cfg.priority = (u8) val;
3448 	} else if (os_strcmp(buf, "fst_llt") == 0) {
3449 		char *endp;
3450 		long int val;
3451 
3452 		if (!*pos) {
3453 			wpa_printf(MSG_ERROR,
3454 				   "Line %d: fst_llt value not supplied (expected 1..%u)",
3455 				   line, FST_MAX_LLT_MS);
3456 			return -1;
3457 		}
3458 		val = strtol(pos, &endp, 0);
3459 		if (*endp || val < 1 ||
3460 		    (unsigned long int) val > FST_MAX_LLT_MS) {
3461 			wpa_printf(MSG_ERROR,
3462 				   "Line %d: Invalid fst_llt %ld (%s) (expected 1..%u)",
3463 				   line, val, pos, FST_MAX_LLT_MS);
3464 			return 1;
3465 		}
3466 		conf->fst_cfg.llt = (u32) val;
3467 #endif /* CONFIG_FST */
3468 	} else if (os_strcmp(buf, "track_sta_max_num") == 0) {
3469 		conf->track_sta_max_num = atoi(pos);
3470 	} else if (os_strcmp(buf, "track_sta_max_age") == 0) {
3471 		conf->track_sta_max_age = atoi(pos);
3472 	} else if (os_strcmp(buf, "no_probe_resp_if_seen_on") == 0) {
3473 		os_free(bss->no_probe_resp_if_seen_on);
3474 		bss->no_probe_resp_if_seen_on = os_strdup(pos);
3475 	} else if (os_strcmp(buf, "no_auth_if_seen_on") == 0) {
3476 		os_free(bss->no_auth_if_seen_on);
3477 		bss->no_auth_if_seen_on = os_strdup(pos);
3478 	} else if (os_strcmp(buf, "lci") == 0) {
3479 		wpabuf_free(conf->lci);
3480 		conf->lci = wpabuf_parse_bin(pos);
3481 	} else if (os_strcmp(buf, "civic") == 0) {
3482 		wpabuf_free(conf->civic);
3483 		conf->civic = wpabuf_parse_bin(pos);
3484 	} else if (os_strcmp(buf, "rrm_neighbor_report") == 0) {
3485 		if (atoi(pos))
3486 			bss->radio_measurements[0] |=
3487 				WLAN_RRM_CAPS_NEIGHBOR_REPORT;
3488 	} else if (os_strcmp(buf, "gas_address3") == 0) {
3489 		bss->gas_address3 = atoi(pos);
3490 	} else if (os_strcmp(buf, "ftm_responder") == 0) {
3491 		bss->ftm_responder = atoi(pos);
3492 	} else if (os_strcmp(buf, "ftm_initiator") == 0) {
3493 		bss->ftm_initiator = atoi(pos);
3494 	} else {
3495 		wpa_printf(MSG_ERROR,
3496 			   "Line %d: unknown configuration item '%s'",
3497 			   line, buf);
3498 		return 1;
3499 	}
3500 
3501 	return 0;
3502 }
3503 
3504 
3505 /**
3506  * hostapd_config_read - Read and parse a configuration file
3507  * @fname: Configuration file name (including path, if needed)
3508  * Returns: Allocated configuration data structure
3509  */
3510 struct hostapd_config * hostapd_config_read(const char *fname)
3511 {
3512 	struct hostapd_config *conf;
3513 	FILE *f;
3514 	char buf[4096], *pos;
3515 	int line = 0;
3516 	int errors = 0;
3517 	size_t i;
3518 
3519 	f = fopen(fname, "r");
3520 	if (f == NULL) {
3521 		wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
3522 			   "for reading.", fname);
3523 		return NULL;
3524 	}
3525 
3526 	conf = hostapd_config_defaults();
3527 	if (conf == NULL) {
3528 		fclose(f);
3529 		return NULL;
3530 	}
3531 
3532 	/* set default driver based on configuration */
3533 	conf->driver = wpa_drivers[0];
3534 	if (conf->driver == NULL) {
3535 		wpa_printf(MSG_ERROR, "No driver wrappers registered!");
3536 		hostapd_config_free(conf);
3537 		fclose(f);
3538 		return NULL;
3539 	}
3540 
3541 	conf->last_bss = conf->bss[0];
3542 
3543 	while (fgets(buf, sizeof(buf), f)) {
3544 		struct hostapd_bss_config *bss;
3545 
3546 		bss = conf->last_bss;
3547 		line++;
3548 
3549 		if (buf[0] == '#')
3550 			continue;
3551 		pos = buf;
3552 		while (*pos != '\0') {
3553 			if (*pos == '\n') {
3554 				*pos = '\0';
3555 				break;
3556 			}
3557 			pos++;
3558 		}
3559 		if (buf[0] == '\0')
3560 			continue;
3561 
3562 		pos = os_strchr(buf, '=');
3563 		if (pos == NULL) {
3564 			wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
3565 				   line, buf);
3566 			errors++;
3567 			continue;
3568 		}
3569 		*pos = '\0';
3570 		pos++;
3571 		errors += hostapd_config_fill(conf, bss, buf, pos, line);
3572 	}
3573 
3574 	fclose(f);
3575 
3576 	for (i = 0; i < conf->num_bss; i++)
3577 		hostapd_set_security_params(conf->bss[i], 1);
3578 
3579 	if (hostapd_config_check(conf, 1))
3580 		errors++;
3581 
3582 #ifndef WPA_IGNORE_CONFIG_ERRORS
3583 	if (errors) {
3584 		wpa_printf(MSG_ERROR, "%d errors found in configuration file "
3585 			   "'%s'", errors, fname);
3586 		hostapd_config_free(conf);
3587 		conf = NULL;
3588 	}
3589 #endif /* WPA_IGNORE_CONFIG_ERRORS */
3590 
3591 	return conf;
3592 }
3593 
3594 
3595 int hostapd_set_iface(struct hostapd_config *conf,
3596 		      struct hostapd_bss_config *bss, const char *field,
3597 		      char *value)
3598 {
3599 	int errors;
3600 	size_t i;
3601 
3602 	errors = hostapd_config_fill(conf, bss, field, value, 0);
3603 	if (errors) {
3604 		wpa_printf(MSG_INFO, "Failed to set configuration field '%s' "
3605 			   "to value '%s'", field, value);
3606 		return -1;
3607 	}
3608 
3609 	for (i = 0; i < conf->num_bss; i++)
3610 		hostapd_set_security_params(conf->bss[i], 0);
3611 
3612 	if (hostapd_config_check(conf, 0)) {
3613 		wpa_printf(MSG_ERROR, "Configuration check failed");
3614 		return -1;
3615 	}
3616 
3617 	return 0;
3618 }
3619