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Replaced printf() calls with wpa_printf()
[thirdparty/hostap.git] / hostapd / config.c
CommitLineData
6fc6879b
JM		 1/*
2 * hostapd / Configuration file
5d22a1d5 3 * Copyright (c) 2003-2008, Jouni Malinen <j@w1.fi>
71b6ae14 4 * Copyright (c) 2007-2008, Intel Corporation
6fc6879b
JM		 5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * Alternatively, this software may be distributed under the terms of BSD
11 * license.
12 *
13 * See README and COPYING for more details.
14 */
15
16#include "includes.h"
17#ifndef CONFIG_NATIVE_WINDOWS
18#include <grp.h>
19#endif /* CONFIG_NATIVE_WINDOWS */
20
21#include "hostapd.h"
22#include "driver.h"
23#include "sha1.h"
24#include "eap_server/eap.h"
25#include "radius/radius_client.h"
26#include "wpa_common.h"
27#include "wpa.h"
28#include "uuid.h"
ad08c363 29#include "eap_common/eap_wsc_common.h"
6fc6879b
JM		 30
31
32#define MAX_STA_COUNT 2007
33
34extern struct wpa_driver_ops *hostapd_drivers[];
35
36
37static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss,
38 const char *fname)
39{
40 FILE *f;
41 char buf[128], *pos, *pos2;
42 int line = 0, vlan_id;
43 struct hostapd_vlan *vlan;
44
45 f = fopen(fname, "r");
46 if (!f) {
10656fc2 47 wpa_printf(MSG_ERROR, "VLAN file '%s' not readable.", fname);
6fc6879b
JM		 48 return -1;
49 }
50
51 while (fgets(buf, sizeof(buf), f)) {
52 line++;
53
54 if (buf[0] == '#')
55 continue;
56 pos = buf;
57 while (*pos != '\0') {
58 if (*pos == '\n') {
59 *pos = '\0';
60 break;
61 }
62 pos++;
63 }
64 if (buf[0] == '\0')
65 continue;
66
67 if (buf[0] == '*') {
68 vlan_id = VLAN_ID_WILDCARD;
69 pos = buf + 1;
70 } else {
71 vlan_id = strtol(buf, &pos, 10);
72 if (buf == pos || vlan_id < 1 ||
73 vlan_id > MAX_VLAN_ID) {
10656fc2
JM		 74 wpa_printf(MSG_ERROR, "Invalid VLAN ID at "
75 "line %d in '%s'", line, fname);
6fc6879b
JM		 76 fclose(f);
77 return -1;
78 }
79 }
80
81 while (*pos == ' ' || *pos == '\t')
82 pos++;
83 pos2 = pos;
84 while (*pos2 != ' ' && *pos2 != '\t' && *pos2 != '\0')
85 pos2++;
86 *pos2 = '\0';
87 if (*pos == '\0' || os_strlen(pos) > IFNAMSIZ) {
10656fc2
JM		 88 wpa_printf(MSG_ERROR, "Invalid VLAN ifname at line %d "
89 "in '%s'", line, fname);
6fc6879b
JM		 90 fclose(f);
91 return -1;
92 }
93
94 vlan = os_malloc(sizeof(*vlan));
95 if (vlan == NULL) {
10656fc2
JM		 96 wpa_printf(MSG_ERROR, "Out of memory while reading "
97 "VLAN interfaces from '%s'", fname);
6fc6879b
JM		 98 fclose(f);
99 return -1;
100 }
101
102 os_memset(vlan, 0, sizeof(*vlan));
103 vlan->vlan_id = vlan_id;
104 os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
105 if (bss->vlan_tail)
106 bss->vlan_tail->next = vlan;
107 else
108 bss->vlan = vlan;
109 bss->vlan_tail = vlan;
110 }
111
112 fclose(f);
113
114 return 0;
115}
116
117
118static void hostapd_config_free_vlan(struct hostapd_bss_config *bss)
119{
120 struct hostapd_vlan *vlan, *prev;
121
122 vlan = bss->vlan;
123 prev = NULL;
124 while (vlan) {
125 prev = vlan;
126 vlan = vlan->next;
127 os_free(prev);
128 }
129
130 bss->vlan = NULL;
131}
132
133
134/* convert floats with one decimal place to value*10 int, i.e.,
135 * "1.5" will return 15 */
136static int hostapd_config_read_int10(const char *value)
137{
138 int i, d;
139 char *pos;
140
141 i = atoi(value);
142 pos = os_strchr(value, '.');
143 d = 0;
144 if (pos) {
145 pos++;
146 if (*pos >= '0' && *pos <= '9')
147 d = *pos - '0';
148 }
149
150 return i * 10 + d;
151}
152
153
154static void hostapd_config_defaults_bss(struct hostapd_bss_config *bss)
155{
156 bss->logger_syslog_level = HOSTAPD_LEVEL_INFO;
157 bss->logger_stdout_level = HOSTAPD_LEVEL_INFO;
158 bss->logger_syslog = (unsigned int) -1;
159 bss->logger_stdout = (unsigned int) -1;
160
161 bss->auth_algs = WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED;
162
163 bss->wep_rekeying_period = 300;
164 /* use key0 in individual key and key1 in broadcast key */
165 bss->broadcast_key_idx_min = 1;
166 bss->broadcast_key_idx_max = 2;
167 bss->eap_reauth_period = 3600;
168
169 bss->wpa_group_rekey = 600;
170 bss->wpa_gmk_rekey = 86400;
171 bss->wpa_key_mgmt = WPA_KEY_MGMT_PSK;
172 bss->wpa_pairwise = WPA_CIPHER_TKIP;
173 bss->wpa_group = WPA_CIPHER_TKIP;
174 bss->rsn_pairwise = 0;
175
176 bss->max_num_sta = MAX_STA_COUNT;
177
178 bss->dtim_period = 2;
179
180 bss->radius_server_auth_port = 1812;
181 bss->ap_max_inactivity = AP_MAX_INACTIVITY;
182 bss->eapol_version = EAPOL_VERSION;
b0194fe0
JM		 183
184 bss->max_listen_interval = 65535;
5d22a1d5
JM		 185
186#ifdef CONFIG_IEEE80211W
45c94154
JM		 187 bss->assoc_sa_query_max_timeout = 1000;
188 bss->assoc_sa_query_retry_timeout = 201;
5d22a1d5 189#endif /* CONFIG_IEEE80211W */
378eae5e
JM		 190#ifdef EAP_FAST
191 /* both anonymous and authenticated provisioning */
192 bss->eap_fast_prov = 3;
a11c90a6
JM		 193 bss->pac_key_lifetime = 7 * 24 * 60 * 60;
194 bss->pac_key_refresh_time = 1 * 24 * 60 * 60;
378eae5e 195#endif /* EAP_FAST */
6fc6879b
JM		 196}
197
198
199static struct hostapd_config * hostapd_config_defaults(void)
200{
201 struct hostapd_config *conf;
202 struct hostapd_bss_config *bss;
203 int i;
204 const int aCWmin = 15, aCWmax = 1024;
205 const struct hostapd_wme_ac_params ac_bk =
206 { aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */
207 const struct hostapd_wme_ac_params ac_be =
208 { aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */
209 const struct hostapd_wme_ac_params ac_vi = /* video traffic */
210 { aCWmin >> 1, aCWmin, 2, 3000 / 32, 1 };
211 const struct hostapd_wme_ac_params ac_vo = /* voice traffic */
212 { aCWmin >> 2, aCWmin >> 1, 2, 1500 / 32, 1 };
213
214 conf = os_zalloc(sizeof(*conf));
215 bss = os_zalloc(sizeof(*bss));
216 if (conf == NULL || bss == NULL) {
10656fc2
JM		 217 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
218 "configuration data.");
6fc6879b
JM		 219 os_free(conf);
220 os_free(bss);
221 return NULL;
222 }
223
224 /* set default driver based on configuration */
225 conf->driver = hostapd_drivers[0];
226 if (conf->driver == NULL) {
10656fc2 227 wpa_printf(MSG_ERROR, "No driver wrappers registered!");
6fc6879b
JM		 228 os_free(conf);
229 os_free(bss);
230 return NULL;
231 }
232
233 bss->radius = os_zalloc(sizeof(*bss->radius));
234 if (bss->radius == NULL) {
235 os_free(conf);
236 os_free(bss);
237 return NULL;
238 }
239
240 hostapd_config_defaults_bss(bss);
241
242 conf->num_bss = 1;
243 conf->bss = bss;
244
245 conf->beacon_int = 100;
246 conf->rts_threshold = -1; /* use driver default: 2347 */
247 conf->fragm_threshold = -1; /* user driver default: 2346 */
248 conf->send_probe_response = 1;
249 conf->bridge_packets = INTERNAL_BRIDGE_DO_NOT_CONTROL;
250
251 os_memcpy(conf->country, "US ", 3);
252
253 for (i = 0; i < NUM_TX_QUEUES; i++)
254 conf->tx_queue[i].aifs = -1; /* use hw default */
255
256 conf->wme_ac_params[0] = ac_be;
257 conf->wme_ac_params[1] = ac_bk;
258 conf->wme_ac_params[2] = ac_vi;
259 conf->wme_ac_params[3] = ac_vo;
260
de9289c8 261#ifdef CONFIG_IEEE80211N
fc14f567 262 conf->ht_capab = HT_CAP_INFO_SMPS_DISABLED;
de9289c8
JM		 263#endif /* CONFIG_IEEE80211N */
264
6fc6879b
JM		 265 return conf;
266}
267
268
269int hostapd_mac_comp(const void *a, const void *b)
270{
271 return os_memcmp(a, b, sizeof(macaddr));
272}
273
274
275int hostapd_mac_comp_empty(const void *a)
276{
277 macaddr empty = { 0 };
278 return os_memcmp(a, empty, sizeof(macaddr));
279}
280
281
271d2830
JM		 282static int hostapd_acl_comp(const void *a, const void *b)
283{
284 const struct mac_acl_entry *aa = a;
285 const struct mac_acl_entry *bb = b;
286 return os_memcmp(aa->addr, bb->addr, sizeof(macaddr));
287}
288
289
290static int hostapd_config_read_maclist(const char *fname,
291 struct mac_acl_entry **acl, int *num)
6fc6879b
JM		 292{
293 FILE *f;
294 char buf[128], *pos;
295 int line = 0;
296 u8 addr[ETH_ALEN];
271d2830
JM		 297 struct mac_acl_entry *newacl;
298 int vlan_id;
6fc6879b
JM		 299
300 if (!fname)
301 return 0;
302
303 f = fopen(fname, "r");
304 if (!f) {
10656fc2 305 wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname);
6fc6879b
JM		 306 return -1;
307 }
308
309 while (fgets(buf, sizeof(buf), f)) {
310 line++;
311
312 if (buf[0] == '#')
313 continue;
314 pos = buf;
315 while (*pos != '\0') {
316 if (*pos == '\n') {
317 *pos = '\0';
318 break;
319 }
320 pos++;
321 }
322 if (buf[0] == '\0')
323 continue;
324
325 if (hwaddr_aton(buf, addr)) {
10656fc2
JM		 326 wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at "
327 "line %d in '%s'", buf, line, fname);
6fc6879b
JM		 328 fclose(f);
329 return -1;
330 }
331
271d2830
JM		 332 vlan_id = 0;
333 pos = buf;
334 while (*pos != '\0' && *pos != ' ' && *pos != '\t')
335 pos++;
336 while (*pos == ' ' || *pos == '\t')
337 pos++;
338 if (*pos != '\0')
339 vlan_id = atoi(pos);
340
341 newacl = os_realloc(*acl, (*num + 1) * sizeof(**acl));
6fc6879b 342 if (newacl == NULL) {
10656fc2 343 wpa_printf(MSG_ERROR, "MAC list reallocation failed");
6fc6879b
JM		 344 fclose(f);
345 return -1;
346 }
347
348 *acl = newacl;
271d2830
JM		 349 os_memcpy((*acl)[*num].addr, addr, ETH_ALEN);
350 (*acl)[*num].vlan_id = vlan_id;
6fc6879b
JM		 351 (*num)++;
352 }
353
354 fclose(f);
355
271d2830 356 qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp);
6fc6879b
JM		 357
358 return 0;
359}
360
361
362static int hostapd_config_read_wpa_psk(const char *fname,
363 struct hostapd_ssid *ssid)
364{
365 FILE *f;
366 char buf[128], *pos;
367 int line = 0, ret = 0, len, ok;
368 u8 addr[ETH_ALEN];
369 struct hostapd_wpa_psk *psk;
370
371 if (!fname)
372 return 0;
373
374 f = fopen(fname, "r");
375 if (!f) {
10656fc2 376 wpa_printf(MSG_ERROR, "WPA PSK file '%s' not found.", fname);
6fc6879b
JM		 377 return -1;
378 }
379
380 while (fgets(buf, sizeof(buf), f)) {
381 line++;
382
383 if (buf[0] == '#')
384 continue;
385 pos = buf;
386 while (*pos != '\0') {
387 if (*pos == '\n') {
388 *pos = '\0';
389 break;
390 }
391 pos++;
392 }
393 if (buf[0] == '\0')
394 continue;
395
396 if (hwaddr_aton(buf, addr)) {
10656fc2
JM		 397 wpa_printf(MSG_ERROR, "Invalid MAC address '%s' on "
398 "line %d in '%s'", buf, line, fname);
6fc6879b
JM		 399 ret = -1;
400 break;
401 }
402
403 psk = os_zalloc(sizeof(*psk));
404 if (psk == NULL) {
10656fc2 405 wpa_printf(MSG_ERROR, "WPA PSK allocation failed");
6fc6879b
JM		 406 ret = -1;
407 break;
408 }
a8e16edc 409 if (is_zero_ether_addr(addr))
6fc6879b
JM		 410 psk->group = 1;
411 else
412 os_memcpy(psk->addr, addr, ETH_ALEN);
413
414 pos = buf + 17;
5306f43f 415 if (*pos == '\0') {
10656fc2
JM		 416 wpa_printf(MSG_ERROR, "No PSK on line %d in '%s'",
417 line, fname);
6fc6879b
JM		 418 os_free(psk);
419 ret = -1;
420 break;
421 }
422 pos++;
423
424 ok = 0;
425 len = os_strlen(pos);
426 if (len == 64 && hexstr2bin(pos, psk->psk, PMK_LEN) == 0)
427 ok = 1;
428 else if (len >= 8 && len < 64) {
429 pbkdf2_sha1(pos, ssid->ssid, ssid->ssid_len,
430 4096, psk->psk, PMK_LEN);
431 ok = 1;
432 }
433 if (!ok) {
10656fc2
JM		 434 wpa_printf(MSG_ERROR, "Invalid PSK '%s' on line %d in "
435 "'%s'", pos, line, fname);
6fc6879b
JM		 436 os_free(psk);
437 ret = -1;
438 break;
439 }
440
441 psk->next = ssid->wpa_psk;
442 ssid->wpa_psk = psk;
443 }
444
445 fclose(f);
446
447 return ret;
448}
449
450
451int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf)
452{
453 struct hostapd_ssid *ssid = &conf->ssid;
454
455 if (ssid->wpa_passphrase != NULL) {
456 if (ssid->wpa_psk != NULL) {
10656fc2
JM		 457 wpa_printf(MSG_ERROR, "Warning: both WPA PSK and "
458 "passphrase set. Using passphrase.");
6fc6879b
JM		 459 os_free(ssid->wpa_psk);
460 }
461 ssid->wpa_psk = os_zalloc(sizeof(struct hostapd_wpa_psk));
462 if (ssid->wpa_psk == NULL) {
10656fc2 463 wpa_printf(MSG_ERROR, "Unable to alloc space for PSK");
6fc6879b
JM		 464 return -1;
465 }
466 wpa_hexdump_ascii(MSG_DEBUG, "SSID",
467 (u8 *) ssid->ssid, ssid->ssid_len);
468 wpa_hexdump_ascii(MSG_DEBUG, "PSK (ASCII passphrase)",
469 (u8 *) ssid->wpa_passphrase,
470 os_strlen(ssid->wpa_passphrase));
471 pbkdf2_sha1(ssid->wpa_passphrase,
472 ssid->ssid, ssid->ssid_len,
473 4096, ssid->wpa_psk->psk, PMK_LEN);
474 wpa_hexdump(MSG_DEBUG, "PSK (from passphrase)",
475 ssid->wpa_psk->psk, PMK_LEN);
476 ssid->wpa_psk->group = 1;
477
478 os_memset(ssid->wpa_passphrase, 0,
479 os_strlen(ssid->wpa_passphrase));
480 os_free(ssid->wpa_passphrase);
481 ssid->wpa_passphrase = NULL;
482 }
483
484 if (ssid->wpa_psk_file) {
485 if (hostapd_config_read_wpa_psk(ssid->wpa_psk_file,
486 &conf->ssid))
487 return -1;
488 }
489
490 return 0;
491}
492
493
494#ifdef EAP_SERVER
495static int hostapd_config_read_eap_user(const char *fname,
496 struct hostapd_bss_config *conf)
497{
498 FILE *f;
499 char buf[512], *pos, *start, *pos2;
500 int line = 0, ret = 0, num_methods;
501 struct hostapd_eap_user *user, *tail = NULL;
502
503 if (!fname)
504 return 0;
505
506 f = fopen(fname, "r");
507 if (!f) {
10656fc2 508 wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
6fc6879b
JM		 509 return -1;
510 }
511
512 /* Lines: "user" METHOD,METHOD2 "password" (password optional) */
513 while (fgets(buf, sizeof(buf), f)) {
514 line++;
515
516 if (buf[0] == '#')
517 continue;
518 pos = buf;
519 while (*pos != '\0') {
520 if (*pos == '\n') {
521 *pos = '\0';
522 break;
523 }
524 pos++;
525 }
526 if (buf[0] == '\0')
527 continue;
528
529 user = NULL;
530
531 if (buf[0] != '"' && buf[0] != '*') {
10656fc2
JM		 532 wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
533 "start) on line %d in '%s'", line, fname);
6fc6879b
JM		 534 goto failed;
535 }
536
537 user = os_zalloc(sizeof(*user));
538 if (user == NULL) {
10656fc2 539 wpa_printf(MSG_ERROR, "EAP user allocation failed");
6fc6879b
JM		 540 goto failed;
541 }
542 user->force_version = -1;
543
544 if (buf[0] == '*') {
545 pos = buf;
546 } else {
547 pos = buf + 1;
548 start = pos;
549 while (*pos != '"' && *pos != '\0')
550 pos++;
551 if (*pos == '\0') {
10656fc2
JM		 552 wpa_printf(MSG_ERROR, "Invalid EAP identity "
553 "(no \" in end) on line %d in '%s'",
554 line, fname);
6fc6879b
JM		 555 goto failed;
556 }
557
558 user->identity = os_malloc(pos - start);
559 if (user->identity == NULL) {
10656fc2
JM		 560 wpa_printf(MSG_ERROR, "Failed to allocate "
561 "memory for EAP identity");
6fc6879b
JM		 562 goto failed;
563 }
564 os_memcpy(user->identity, start, pos - start);
565 user->identity_len = pos - start;
566
567 if (pos[0] == '"' && pos[1] == '*') {
568 user->wildcard_prefix = 1;
569 pos++;
570 }
571 }
572 pos++;
573 while (*pos == ' ' || *pos == '\t')
574 pos++;
575
576 if (*pos == '\0') {
10656fc2
JM		 577 wpa_printf(MSG_ERROR, "No EAP method on line %d in "
578 "'%s'", line, fname);
6fc6879b
JM		 579 goto failed;
580 }
581
582 start = pos;
583 while (*pos != ' ' && *pos != '\t' && *pos != '\0')
584 pos++;
585 if (*pos == '\0') {
586 pos = NULL;
587 } else {
588 *pos = '\0';
589 pos++;
590 }
591 num_methods = 0;
592 while (*start) {
593 char *pos3 = os_strchr(start, ',');
594 if (pos3) {
595 *pos3++ = '\0';
596 }
597 user->methods[num_methods].method =
598 eap_server_get_type(
599 start,
600 &user->methods[num_methods].vendor);
601 if (user->methods[num_methods].vendor ==
602 EAP_VENDOR_IETF &&
603 user->methods[num_methods].method == EAP_TYPE_NONE)
604 {
605 if (os_strcmp(start, "TTLS-PAP") == 0) {
606 user->ttls_auth |= EAP_TTLS_AUTH_PAP;
607 goto skip_eap;
608 }
609 if (os_strcmp(start, "TTLS-CHAP") == 0) {
610 user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
611 goto skip_eap;
612 }
613 if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
614 user->ttls_auth |=
615 EAP_TTLS_AUTH_MSCHAP;
616 goto skip_eap;
617 }
618 if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
619 user->ttls_auth |=
620 EAP_TTLS_AUTH_MSCHAPV2;
621 goto skip_eap;
622 }
10656fc2
JM		 623 wpa_printf(MSG_ERROR, "Unsupported EAP type "
624 "'%s' on line %d in '%s'",
625 start, line, fname);
6fc6879b
JM		 626 goto failed;
627 }
628
629 num_methods++;
630 if (num_methods >= EAP_USER_MAX_METHODS)
631 break;
632 skip_eap:
633 if (pos3 == NULL)
634 break;
635 start = pos3;
636 }
637 if (num_methods == 0 && user->ttls_auth == 0) {
10656fc2
JM		 638 wpa_printf(MSG_ERROR, "No EAP types configured on "
639 "line %d in '%s'", line, fname);
6fc6879b
JM		 640 goto failed;
641 }
642
643 if (pos == NULL)
644 goto done;
645
646 while (*pos == ' ' || *pos == '\t')
647 pos++;
648 if (*pos == '\0')
649 goto done;
650
651 if (os_strncmp(pos, "[ver=0]", 7) == 0) {
652 user->force_version = 0;
653 goto done;
654 }
655
656 if (os_strncmp(pos, "[ver=1]", 7) == 0) {
657 user->force_version = 1;
658 goto done;
659 }
660
661 if (os_strncmp(pos, "[2]", 3) == 0) {
662 user->phase2 = 1;
663 goto done;
664 }
665
666 if (*pos == '"') {
667 pos++;
668 start = pos;
669 while (*pos != '"' && *pos != '\0')
670 pos++;
671 if (*pos == '\0') {
10656fc2
JM		 672 wpa_printf(MSG_ERROR, "Invalid EAP password "
673 "(no \" in end) on line %d in '%s'",
674 line, fname);
6fc6879b
JM		 675 goto failed;
676 }
677
678 user->password = os_malloc(pos - start);
679 if (user->password == NULL) {
10656fc2
JM		 680 wpa_printf(MSG_ERROR, "Failed to allocate "
681 "memory for EAP password");
6fc6879b
JM		 682 goto failed;
683 }
684 os_memcpy(user->password, start, pos - start);
685 user->password_len = pos - start;
686
687 pos++;
688 } else if (os_strncmp(pos, "hash:", 5) == 0) {
689 pos += 5;
690 pos2 = pos;
691 while (*pos2 != '\0' && *pos2 != ' ' &&
692 *pos2 != '\t' && *pos2 != '#')
693 pos2++;
694 if (pos2 - pos != 32) {
10656fc2
JM		 695 wpa_printf(MSG_ERROR, "Invalid password hash "
696 "on line %d in '%s'", line, fname);
6fc6879b
JM		 697 goto failed;
698 }
699 user->password = os_malloc(16);
700 if (user->password == NULL) {
10656fc2
JM		 701 wpa_printf(MSG_ERROR, "Failed to allocate "
702 "memory for EAP password hash");
6fc6879b
JM		 703 goto failed;
704 }
705 if (hexstr2bin(pos, user->password, 16) < 0) {
10656fc2
JM		 706 wpa_printf(MSG_ERROR, "Invalid hash password "
707 "on line %d in '%s'", line, fname);
6fc6879b
JM		 708 goto failed;
709 }
710 user->password_len = 16;
711 user->password_hash = 1;
712 pos = pos2;
713 } else {
714 pos2 = pos;
715 while (*pos2 != '\0' && *pos2 != ' ' &&
716 *pos2 != '\t' && *pos2 != '#')
717 pos2++;
718 if ((pos2 - pos) & 1) {
10656fc2
JM		 719 wpa_printf(MSG_ERROR, "Invalid hex password "
720 "on line %d in '%s'", line, fname);
6fc6879b
JM		 721 goto failed;
722 }
723 user->password = os_malloc((pos2 - pos) / 2);
724 if (user->password == NULL) {
10656fc2
JM		 725 wpa_printf(MSG_ERROR, "Failed to allocate "
726 "memory for EAP password");
6fc6879b
JM		 727 goto failed;
728 }
729 if (hexstr2bin(pos, user->password,
730 (pos2 - pos) / 2) < 0) {
10656fc2
JM		 731 wpa_printf(MSG_ERROR, "Invalid hex password "
732 "on line %d in '%s'", line, fname);
6fc6879b
JM		 733 goto failed;
734 }
735 user->password_len = (pos2 - pos) / 2;
736 pos = pos2;
737 }
738
739 while (*pos == ' ' || *pos == '\t')
740 pos++;
741 if (os_strncmp(pos, "[2]", 3) == 0) {
742 user->phase2 = 1;
743 }
744
745 done:
746 if (tail == NULL) {
747 tail = conf->eap_user = user;
748 } else {
749 tail->next = user;
750 tail = user;
751 }
752 continue;
753
754 failed:
755 if (user) {
756 os_free(user->password);
757 os_free(user->identity);
758 os_free(user);
759 }
760 ret = -1;
761 break;
762 }
763
764 fclose(f);
765
766 return ret;
767}
768#endif /* EAP_SERVER */
769
770
771static int
772hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
773 int *num_server, const char *val, int def_port,
774 struct hostapd_radius_server **curr_serv)
775{
776 struct hostapd_radius_server *nserv;
777 int ret;
778 static int server_index = 1;
779
780 nserv = os_realloc(*server, (*num_server + 1) * sizeof(*nserv));
781 if (nserv == NULL)
782 return -1;
783
784 *server = nserv;
785 nserv = &nserv[*num_server];
786 (*num_server)++;
787 (*curr_serv) = nserv;
788
789 os_memset(nserv, 0, sizeof(*nserv));
790 nserv->port = def_port;
791 ret = hostapd_parse_ip_addr(val, &nserv->addr);
792 nserv->index = server_index++;
793
794 return ret;
795}
796
797
798static int hostapd_config_parse_key_mgmt(int line, const char *value)
799{
800 int val = 0, last;
801 char *start, *end, *buf;
802
803 buf = os_strdup(value);
804 if (buf == NULL)
805 return -1;
806 start = buf;
807
5306f43f 808 while (*start != '\0') {
6fc6879b
JM		 809 while (*start == ' ' || *start == '\t')
810 start++;
811 if (*start == '\0')
812 break;
813 end = start;
814 while (*end != ' ' && *end != '\t' && *end != '\0')
815 end++;
816 last = *end == '\0';
817 *end = '\0';
818 if (os_strcmp(start, "WPA-PSK") == 0)
819 val |= WPA_KEY_MGMT_PSK;
820 else if (os_strcmp(start, "WPA-EAP") == 0)
821 val |= WPA_KEY_MGMT_IEEE8021X;
822#ifdef CONFIG_IEEE80211R
823 else if (os_strcmp(start, "FT-PSK") == 0)
824 val |= WPA_KEY_MGMT_FT_PSK;
825 else if (os_strcmp(start, "FT-EAP") == 0)
826 val |= WPA_KEY_MGMT_FT_IEEE8021X;
827#endif /* CONFIG_IEEE80211R */
56586197
JM		 828#ifdef CONFIG_IEEE80211W
829 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
830 val |= WPA_KEY_MGMT_PSK_SHA256;
831 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
832 val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
833#endif /* CONFIG_IEEE80211W */
6fc6879b 834 else {
10656fc2
JM		 835 wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
836 line, start);
6fc6879b
JM		 837 os_free(buf);
838 return -1;
839 }
840
841 if (last)
842 break;
843 start = end + 1;
844 }
845
846 os_free(buf);
847 if (val == 0) {
10656fc2
JM		 848 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
849 "configured.", line);
6fc6879b
JM		 850 return -1;
851 }
852
853 return val;
854}
855
856
857static int hostapd_config_parse_cipher(int line, const char *value)
858{
859 int val = 0, last;
860 char *start, *end, *buf;
861
862 buf = os_strdup(value);
863 if (buf == NULL)
864 return -1;
865 start = buf;
866
5306f43f 867 while (*start != '\0') {
6fc6879b
JM		 868 while (*start == ' ' || *start == '\t')
869 start++;
870 if (*start == '\0')
871 break;
872 end = start;
873 while (*end != ' ' && *end != '\t' && *end != '\0')
874 end++;
875 last = *end == '\0';
876 *end = '\0';
877 if (os_strcmp(start, "CCMP") == 0)
878 val |= WPA_CIPHER_CCMP;
879 else if (os_strcmp(start, "TKIP") == 0)
880 val |= WPA_CIPHER_TKIP;
881 else if (os_strcmp(start, "WEP104") == 0)
882 val |= WPA_CIPHER_WEP104;
883 else if (os_strcmp(start, "WEP40") == 0)
884 val |= WPA_CIPHER_WEP40;
885 else if (os_strcmp(start, "NONE") == 0)
886 val |= WPA_CIPHER_NONE;
887 else {
10656fc2
JM		 888 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
889 line, start);
6fc6879b
JM		 890 os_free(buf);
891 return -1;
892 }
893
894 if (last)
895 break;
896 start = end + 1;
897 }
898 os_free(buf);
899
900 if (val == 0) {
10656fc2
JM		 901 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
902 line);
6fc6879b
JM		 903 return -1;
904 }
905 return val;
906}
907
908
909static int hostapd_config_check_bss(struct hostapd_bss_config *bss,
910 struct hostapd_config *conf)
911{
912 if (bss->ieee802_1x && !bss->eap_server &&
913 !bss->radius->auth_servers) {
10656fc2
JM		 914 wpa_printf(MSG_ERROR, "Invalid IEEE 802.1X configuration (no "
915 "EAP authenticator configured).");
6fc6879b
JM		 916 return -1;
917 }
918
919 if (bss->wpa && (bss->wpa_key_mgmt & WPA_KEY_MGMT_PSK) &&
920 bss->ssid.wpa_psk == NULL && bss->ssid.wpa_passphrase == NULL &&
921 bss->ssid.wpa_psk_file == NULL) {
10656fc2
JM		 922 wpa_printf(MSG_ERROR, "WPA-PSK enabled, but PSK or passphrase "
923 "is not configured.");
6fc6879b
JM		 924 return -1;
925 }
926
927 if (hostapd_mac_comp_empty(bss->bssid) != 0) {
928 size_t i;
929
930 for (i = 0; i < conf->num_bss; i++) {
931 if ((&conf->bss[i] != bss) &&
932 (hostapd_mac_comp(conf->bss[i].bssid,
933 bss->bssid) == 0)) {
10656fc2
JM		 934 wpa_printf(MSG_ERROR, "Duplicate BSSID " MACSTR
935 " on interface '%s' and '%s'.",
936 MAC2STR(bss->bssid),
937 conf->bss[i].iface, bss->iface);
6fc6879b
JM		 938 return -1;
939 }
940 }
941 }
942
943#ifdef CONFIG_IEEE80211R
944 if ((bss->wpa_key_mgmt &
945 (WPA_KEY_MGMT_FT_PSK | WPA_KEY_MGMT_FT_IEEE8021X)) &&
946 (bss->nas_identifier == NULL ||
947 os_strlen(bss->nas_identifier) < 1 ||
948 os_strlen(bss->nas_identifier) > FT_R0KH_ID_MAX_LEN)) {
10656fc2
JM		 949 wpa_printf(MSG_ERROR, "FT (IEEE 802.11r) requires "
950 "nas_identifier to be configured as a 1..48 octet "
951 "string");
6fc6879b
JM		 952 return -1;
953 }
954#endif /* CONFIG_IEEE80211R */
955
47f72245
JM		 956#ifdef CONFIG_IEEE80211N
957 if (conf->ieee80211n && bss->wpa &&
958 !(bss->wpa_pairwise & WPA_CIPHER_CCMP) &&
959 !(bss->rsn_pairwise & WPA_CIPHER_CCMP)) {
10656fc2
JM		 960 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WPA/WPA2 "
961 "requires CCMP to be enabled");
47f72245
JM		 962 return -1;
963 }
964#endif /* CONFIG_IEEE80211N */
965
6fc6879b
JM		 966 return 0;
967}
968
969
970static int hostapd_config_check(struct hostapd_config *conf)
971{
972 size_t i;
973
974 for (i = 0; i < conf->num_bss; i++) {
975 if (hostapd_config_check_bss(&conf->bss[i], conf))
976 return -1;
977 }
978
979 return 0;
980}
981
982
983static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
984 char *val)
985{
986 size_t len = os_strlen(val);
987
988 if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
989 return -1;
990
991 if (val[0] == '"') {
992 if (len < 2 || val[len - 1] != '"')
993 return -1;
994 len -= 2;
995 wep->key[keyidx] = os_malloc(len);
996 if (wep->key[keyidx] == NULL)
997 return -1;
998 os_memcpy(wep->key[keyidx], val + 1, len);
999 wep->len[keyidx] = len;
1000 } else {
1001 if (len & 1)
1002 return -1;
1003 len /= 2;
1004 wep->key[keyidx] = os_malloc(len);
1005 if (wep->key[keyidx] == NULL)
1006 return -1;
1007 wep->len[keyidx] = len;
1008 if (hexstr2bin(val, wep->key[keyidx], len) < 0)
1009 return -1;
1010 }
1011
1012 wep->keys_set++;
1013
1014 return 0;
1015}
1016
1017
1018static int hostapd_parse_rates(int **rate_list, char *val)
1019{
1020 int *list;
1021 int count;
1022 char *pos, *end;
1023
1024 os_free(*rate_list);
1025 *rate_list = NULL;
1026
1027 pos = val;
1028 count = 0;
1029 while (*pos != '\0') {
1030 if (*pos == ' ')
1031 count++;
1032 pos++;
1033 }
1034
1035 list = os_malloc(sizeof(int) * (count + 2));
1036 if (list == NULL)
1037 return -1;
1038 pos = val;
1039 count = 0;
1040 while (*pos != '\0') {
1041 end = os_strchr(pos, ' ');
1042 if (end)
1043 *end = '\0';
1044
1045 list[count++] = atoi(pos);
1046 if (!end)
1047 break;
1048 pos = end + 1;
1049 }
1050 list[count] = -1;
1051
1052 *rate_list = list;
1053 return 0;
1054}
1055
1056
1057static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
1058{
1059 struct hostapd_bss_config *bss;
1060
1061 if (*ifname == '\0')
1062 return -1;
1063
1064 bss = os_realloc(conf->bss, (conf->num_bss + 1) *
1065 sizeof(struct hostapd_bss_config));
1066 if (bss == NULL) {
10656fc2
JM		 1067 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
1068 "multi-BSS entry");
6fc6879b
JM		 1069 return -1;
1070 }
1071 conf->bss = bss;
1072
1073 bss = &(conf->bss[conf->num_bss]);
1074 os_memset(bss, 0, sizeof(*bss));
1075 bss->radius = os_zalloc(sizeof(*bss->radius));
1076 if (bss->radius == NULL) {
10656fc2
JM		 1077 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
1078 "multi-BSS RADIUS data");
6fc6879b
JM		 1079 return -1;
1080 }
1081
1082 conf->num_bss++;
1083 conf->last_bss = bss;
1084
1085 hostapd_config_defaults_bss(bss);
1086 os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
1087 os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
1088
1089 return 0;
1090}
1091
1092
1093static int valid_cw(int cw)
1094{
1095 return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
1096 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023);
1097}
1098
1099
1100enum {
1101 IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
1102 IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
1103 IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
1104 IEEE80211_TX_QUEUE_DATA3 = 3, /* used for EDCA AC_BK data */
1105 IEEE80211_TX_QUEUE_DATA4 = 4,
1106 IEEE80211_TX_QUEUE_AFTER_BEACON = 6,
1107 IEEE80211_TX_QUEUE_BEACON = 7
1108};
1109
1110static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name,
1111 char *val)
1112{
1113 int num;
1114 char *pos;
1115 struct hostapd_tx_queue_params *queue;
1116
1117 /* skip 'tx_queue_' prefix */
1118 pos = name + 9;
1119 if (os_strncmp(pos, "data", 4) == 0 &&
1120 pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
1121 num = pos[4] - '0';
1122 pos += 6;
1123 } else if (os_strncmp(pos, "after_beacon_", 13) == 0) {
1124 num = IEEE80211_TX_QUEUE_AFTER_BEACON;
1125 pos += 13;
1126 } else if (os_strncmp(pos, "beacon_", 7) == 0) {
1127 num = IEEE80211_TX_QUEUE_BEACON;
1128 pos += 7;
1129 } else {
10656fc2 1130 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
6fc6879b
JM		 1131 return -1;
1132 }
1133
1134 queue = &conf->tx_queue[num];
1135
1136 if (os_strcmp(pos, "aifs") == 0) {
1137 queue->aifs = atoi(val);
1138 if (queue->aifs < 0 || queue->aifs > 255) {
10656fc2
JM		 1139 wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
1140 queue->aifs);
6fc6879b
JM		 1141 return -1;
1142 }
1143 } else if (os_strcmp(pos, "cwmin") == 0) {
1144 queue->cwmin = atoi(val);
1145 if (!valid_cw(queue->cwmin)) {
10656fc2
JM		 1146 wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
1147 queue->cwmin);
6fc6879b
JM		 1148 return -1;
1149 }
1150 } else if (os_strcmp(pos, "cwmax") == 0) {
1151 queue->cwmax = atoi(val);
1152 if (!valid_cw(queue->cwmax)) {
10656fc2
JM		 1153 wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
1154 queue->cwmax);
6fc6879b
JM		 1155 return -1;
1156 }
1157 } else if (os_strcmp(pos, "burst") == 0) {
1158 queue->burst = hostapd_config_read_int10(val);
1159 } else {
10656fc2 1160 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
6fc6879b
JM		 1161 return -1;
1162 }
1163
1164 queue->configured = 1;
1165
1166 return 0;
1167}
1168
1169
1170static int hostapd_config_wme_ac(struct hostapd_config *conf, char *name,
1171 char *val)
1172{
1173 int num, v;
1174 char *pos;
1175 struct hostapd_wme_ac_params *ac;
1176
1177 /* skip 'wme_ac_' prefix */
1178 pos = name + 7;
1179 if (os_strncmp(pos, "be_", 3) == 0) {
1180 num = 0;
1181 pos += 3;
1182 } else if (os_strncmp(pos, "bk_", 3) == 0) {
1183 num = 1;
1184 pos += 3;
1185 } else if (os_strncmp(pos, "vi_", 3) == 0) {
1186 num = 2;
1187 pos += 3;
1188 } else if (os_strncmp(pos, "vo_", 3) == 0) {
1189 num = 3;
1190 pos += 3;
1191 } else {
10656fc2 1192 wpa_printf(MSG_ERROR, "Unknown wme name '%s'", pos);
6fc6879b
JM		 1193 return -1;
1194 }
1195
1196 ac = &conf->wme_ac_params[num];
1197
1198 if (os_strcmp(pos, "aifs") == 0) {
1199 v = atoi(val);
1200 if (v < 1 || v > 255) {
10656fc2 1201 wpa_printf(MSG_ERROR, "Invalid AIFS value %d", v);
6fc6879b
JM		 1202 return -1;
1203 }
1204 ac->aifs = v;
1205 } else if (os_strcmp(pos, "cwmin") == 0) {
1206 v = atoi(val);
1207 if (v < 0 || v > 12) {
10656fc2 1208 wpa_printf(MSG_ERROR, "Invalid cwMin value %d", v);
6fc6879b
JM		 1209 return -1;
1210 }
1211 ac->cwmin = v;
1212 } else if (os_strcmp(pos, "cwmax") == 0) {
1213 v = atoi(val);
1214 if (v < 0 || v > 12) {
10656fc2 1215 wpa_printf(MSG_ERROR, "Invalid cwMax value %d", v);
6fc6879b
JM		 1216 return -1;
1217 }
1218 ac->cwmax = v;
1219 } else if (os_strcmp(pos, "txop_limit") == 0) {
1220 v = atoi(val);
1221 if (v < 0 || v > 0xffff) {
10656fc2 1222 wpa_printf(MSG_ERROR, "Invalid txop value %d", v);
6fc6879b
JM		 1223 return -1;
1224 }
1225 ac->txopLimit = v;
1226 } else if (os_strcmp(pos, "acm") == 0) {
1227 v = atoi(val);
1228 if (v < 0 || v > 1) {
10656fc2 1229 wpa_printf(MSG_ERROR, "Invalid acm value %d", v);
6fc6879b
JM		 1230 return -1;
1231 }
1232 ac->admission_control_mandatory = v;
1233 } else {
10656fc2 1234 wpa_printf(MSG_ERROR, "Unknown wme_ac_ field '%s'", pos);
6fc6879b
JM		 1235 return -1;
1236 }
1237
1238 return 0;
1239}
1240
1241
1242#ifdef CONFIG_IEEE80211R
1243static int add_r0kh(struct hostapd_bss_config *bss, char *value)
1244{
1245 struct ft_remote_r0kh *r0kh;
1246 char *pos, *next;
1247
1248 r0kh = os_zalloc(sizeof(*r0kh));
1249 if (r0kh == NULL)
1250 return -1;
1251
1252 /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
1253 pos = value;
1254 next = os_strchr(pos, ' ');
1255 if (next)
1256 *next++ = '\0';
1257 if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
10656fc2 1258 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
6fc6879b
JM		 1259 os_free(r0kh);
1260 return -1;
1261 }
1262
1263 pos = next;
1264 next = os_strchr(pos, ' ');
1265 if (next)
1266 *next++ = '\0';
1267 if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
10656fc2 1268 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
6fc6879b
JM		 1269 os_free(r0kh);
1270 return -1;
1271 }
1272 r0kh->id_len = next - pos - 1;
1273 os_memcpy(r0kh->id, pos, r0kh->id_len);
1274
1275 pos = next;
1276 if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
10656fc2 1277 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
6fc6879b
JM		 1278 os_free(r0kh);
1279 return -1;
1280 }
1281
1282 r0kh->next = bss->r0kh_list;
1283 bss->r0kh_list = r0kh;
1284
1285 return 0;
1286}
1287
1288
1289static int add_r1kh(struct hostapd_bss_config *bss, char *value)
1290{
1291 struct ft_remote_r1kh *r1kh;
1292 char *pos, *next;
1293
1294 r1kh = os_zalloc(sizeof(*r1kh));
1295 if (r1kh == NULL)
1296 return -1;
1297
1298 /* 02:01:02:03:04:05 02:01:02:03:04:05
1299 * 000102030405060708090a0b0c0d0e0f */
1300 pos = value;
1301 next = os_strchr(pos, ' ');
1302 if (next)
1303 *next++ = '\0';
1304 if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
10656fc2 1305 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
6fc6879b
JM		 1306 os_free(r1kh);
1307 return -1;
1308 }
1309
1310 pos = next;
1311 next = os_strchr(pos, ' ');
1312 if (next)
1313 *next++ = '\0';
1314 if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
10656fc2 1315 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
6fc6879b
JM		 1316 os_free(r1kh);
1317 return -1;
1318 }
1319
1320 pos = next;
1321 if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
10656fc2 1322 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
6fc6879b
JM		 1323 os_free(r1kh);
1324 return -1;
1325 }
1326
1327 r1kh->next = bss->r1kh_list;
1328 bss->r1kh_list = r1kh;
1329
1330 return 0;
1331}
1332#endif /* CONFIG_IEEE80211R */
1333
1334
fc14f567
JM		 1335#ifdef CONFIG_IEEE80211N
1336static int hostapd_config_ht_capab(struct hostapd_config *conf,
1337 const char *capab)
1338{
1339 if (os_strstr(capab, "[LDPC]"))
1340 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
a8d8410e 1341 if (os_strstr(capab, "[HT40-]")) {
fc14f567 1342 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
a8d8410e
JM		 1343 conf->secondary_channel = -1;
1344 }
1345 if (os_strstr(capab, "[HT40+]")) {
1346 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
1347 conf->secondary_channel = 1;
1348 }
fc14f567
JM		 1349 if (os_strstr(capab, "[SMPS-STATIC]")) {
1350 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1351 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1352 }
1353 if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1354 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1355 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1356 }
1357 if (os_strstr(capab, "[GF]"))
1358 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1359 if (os_strstr(capab, "[SHORT-GI-20]"))
1360 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1361 if (os_strstr(capab, "[SHORT-GI-40]"))
1362 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1363 if (os_strstr(capab, "[TX-STBC]"))
1364 conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1365 if (os_strstr(capab, "[RX-STBC1]")) {
1366 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1367 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1368 }
1369 if (os_strstr(capab, "[RX-STBC12]")) {
1370 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1371 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1372 }
1373 if (os_strstr(capab, "[RX-STBC123]")) {
1374 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1375 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1376 }
1377 if (os_strstr(capab, "[DELAYED-BA]"))
1378 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1379 if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1380 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1381 if (os_strstr(capab, "[DSSS_CCK-40]"))
1382 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1383 if (os_strstr(capab, "[PSMP]"))
1384 conf->ht_capab |= HT_CAP_INFO_PSMP_SUPP;
1385 if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1386 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1387
1388 return 0;
1389}
1390#endif /* CONFIG_IEEE80211N */
1391
1392
1c6e69cc
JM		 1393/**
1394 * hostapd_config_read - Read and parse a configuration file
1395 * @fname: Configuration file name (including path, if needed)
1396 * Returns: Allocated configuration data structure
1397 */
6fc6879b
JM		 1398struct hostapd_config * hostapd_config_read(const char *fname)
1399{
1400 struct hostapd_config *conf;
1401 struct hostapd_bss_config *bss;
1402 FILE *f;
1403 char buf[256], *pos;
1404 int line = 0;
1405 int errors = 0;
1406 int pairwise;
1407 size_t i;
1408
1409 f = fopen(fname, "r");
1410 if (f == NULL) {
10656fc2
JM		 1411 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
1412 "for reading.", fname);
6fc6879b
JM		 1413 return NULL;
1414 }
1415
1416 conf = hostapd_config_defaults();
1417 if (conf == NULL) {
1418 fclose(f);
1419 return NULL;
1420 }
1421 bss = conf->last_bss = conf->bss;
1422
1423 while (fgets(buf, sizeof(buf), f)) {
1424 bss = conf->last_bss;
1425 line++;
1426
1427 if (buf[0] == '#')
1428 continue;
1429 pos = buf;
1430 while (*pos != '\0') {
1431 if (*pos == '\n') {
1432 *pos = '\0';
1433 break;
1434 }
1435 pos++;
1436 }
1437 if (buf[0] == '\0')
1438 continue;
1439
1440 pos = os_strchr(buf, '=');
1441 if (pos == NULL) {
10656fc2
JM		 1442 wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
1443 line, buf);
6fc6879b
JM		 1444 errors++;
1445 continue;
1446 }
1447 *pos = '\0';
1448 pos++;
1449
1450 if (os_strcmp(buf, "interface") == 0) {
1451 os_strlcpy(conf->bss[0].iface, pos,
1452 sizeof(conf->bss[0].iface));
1453 } else if (os_strcmp(buf, "bridge") == 0) {
1454 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1455 } else if (os_strcmp(buf, "driver") == 0) {
1456 int i;
1457 /* clear to get error below if setting is invalid */
1458 conf->driver = NULL;
1459 for (i = 0; hostapd_drivers[i]; i++) {
1460 if (os_strcmp(pos, hostapd_drivers[i]->name) ==
1461 0) {
1462 conf->driver = hostapd_drivers[i];
1463 break;
1464 }
1465 }
1466 if (conf->driver == NULL) {
10656fc2
JM		 1467 wpa_printf(MSG_ERROR, "Line %d: invalid/"
1468 "unknown driver '%s'", line, pos);
6fc6879b
JM		 1469 errors++;
1470 }
1471 } else if (os_strcmp(buf, "debug") == 0) {
1472 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' "
1473 "configuration variable is not used "
1474 "anymore", line);
1475 } else if (os_strcmp(buf, "logger_syslog_level") == 0) {
1476 bss->logger_syslog_level = atoi(pos);
1477 } else if (os_strcmp(buf, "logger_stdout_level") == 0) {
1478 bss->logger_stdout_level = atoi(pos);
1479 } else if (os_strcmp(buf, "logger_syslog") == 0) {
1480 bss->logger_syslog = atoi(pos);
1481 } else if (os_strcmp(buf, "logger_stdout") == 0) {
1482 bss->logger_stdout = atoi(pos);
1483 } else if (os_strcmp(buf, "dump_file") == 0) {
1484 bss->dump_log_name = os_strdup(pos);
1485 } else if (os_strcmp(buf, "ssid") == 0) {
1486 bss->ssid.ssid_len = os_strlen(pos);
1487 if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN ||
1488 bss->ssid.ssid_len < 1) {
10656fc2
JM		 1489 wpa_printf(MSG_ERROR, "Line %d: invalid SSID "
1490 "'%s'", line, pos);
6fc6879b
JM		 1491 errors++;
1492 } else {
1493 os_memcpy(bss->ssid.ssid, pos,
1494 bss->ssid.ssid_len);
1495 bss->ssid.ssid[bss->ssid.ssid_len] = '\0';
1496 bss->ssid.ssid_set = 1;
1497 }
1498 } else if (os_strcmp(buf, "macaddr_acl") == 0) {
1499 bss->macaddr_acl = atoi(pos);
1500 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
1501 bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
1502 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
10656fc2
JM		 1503 wpa_printf(MSG_ERROR, "Line %d: unknown "
1504 "macaddr_acl %d",
1505 line, bss->macaddr_acl);
6fc6879b
JM		 1506 }
1507 } else if (os_strcmp(buf, "accept_mac_file") == 0) {
1508 if (hostapd_config_read_maclist(pos, &bss->accept_mac,
1509 &bss->num_accept_mac))
1510 {
10656fc2
JM		 1511 wpa_printf(MSG_ERROR, "Line %d: Failed to "
1512 "read accept_mac_file '%s'",
1513 line, pos);
6fc6879b
JM		 1514 errors++;
1515 }
1516 } else if (os_strcmp(buf, "deny_mac_file") == 0) {
1517 if (hostapd_config_read_maclist(pos, &bss->deny_mac,
10656fc2
JM		 1518 &bss->num_deny_mac)) {
1519 wpa_printf(MSG_ERROR "Line %d: Failed to read "
1520 "deny_mac_file '%s'", line, pos);
6fc6879b
JM		 1521 errors++;
1522 }
1523 } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
1524 bss->ap_max_inactivity = atoi(pos);
1525 } else if (os_strcmp(buf, "country_code") == 0) {
1526 os_memcpy(conf->country, pos, 2);
1527 /* FIX: make this configurable */
1528 conf->country[2] = ' ';
1529 } else if (os_strcmp(buf, "ieee80211d") == 0) {
1530 conf->ieee80211d = atoi(pos);
6fc6879b
JM		 1531 } else if (os_strcmp(buf, "ieee8021x") == 0) {
1532 bss->ieee802_1x = atoi(pos);
1533 } else if (os_strcmp(buf, "eapol_version") == 0) {
1534 bss->eapol_version = atoi(pos);
1535 if (bss->eapol_version < 1 ||
1536 bss->eapol_version > 2) {
10656fc2
JM		 1537 wpa_printf(MSG_ERROR, "Line %d: invalid EAPOL "
1538 "version (%d): '%s'.",
1539 line, bss->eapol_version, pos);
6fc6879b
JM		 1540 errors++;
1541 } else
1542 wpa_printf(MSG_DEBUG, "eapol_version=%d",
1543 bss->eapol_version);
1544#ifdef EAP_SERVER
1545 } else if (os_strcmp(buf, "eap_authenticator") == 0) {
1546 bss->eap_server = atoi(pos);
10656fc2
JM		 1547 wpa_printf(MSG_ERROR, "Line %d: obsolete "
1548 "eap_authenticator used; this has been "
1549 "renamed to eap_server", line);
6fc6879b
JM		 1550 } else if (os_strcmp(buf, "eap_server") == 0) {
1551 bss->eap_server = atoi(pos);
1552 } else if (os_strcmp(buf, "eap_user_file") == 0) {
1553 if (hostapd_config_read_eap_user(pos, bss))
1554 errors++;
1555 } else if (os_strcmp(buf, "ca_cert") == 0) {
1556 os_free(bss->ca_cert);
1557 bss->ca_cert = os_strdup(pos);
1558 } else if (os_strcmp(buf, "server_cert") == 0) {
1559 os_free(bss->server_cert);
1560 bss->server_cert = os_strdup(pos);
1561 } else if (os_strcmp(buf, "private_key") == 0) {
1562 os_free(bss->private_key);
1563 bss->private_key = os_strdup(pos);
1564 } else if (os_strcmp(buf, "private_key_passwd") == 0) {
1565 os_free(bss->private_key_passwd);
1566 bss->private_key_passwd = os_strdup(pos);
1567 } else if (os_strcmp(buf, "check_crl") == 0) {
1568 bss->check_crl = atoi(pos);
1569 } else if (os_strcmp(buf, "dh_file") == 0) {
1570 os_free(bss->dh_file);
1571 bss->dh_file = os_strdup(pos);
1572#ifdef EAP_FAST
1573 } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
1574 os_free(bss->pac_opaque_encr_key);
1575 bss->pac_opaque_encr_key = os_malloc(16);
1576 if (bss->pac_opaque_encr_key == NULL) {
10656fc2
JM		 1577 wpa_printf(MSG_ERROR, "Line %d: No memory for "
1578 "pac_opaque_encr_key", line);
6fc6879b
JM		 1579 errors++;
1580 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key,
1581 16)) {
10656fc2
JM		 1582 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1583 "pac_opaque_encr_key", line);
6fc6879b
JM		 1584 errors++;
1585 }
1586 } else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
2d867244
JM		 1587 size_t idlen = os_strlen(pos);
1588 if (idlen & 1) {
10656fc2
JM		 1589 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1590 "eap_fast_a_id", line);
2d867244
JM		 1591 errors++;
1592 } else {
1593 os_free(bss->eap_fast_a_id);
1594 bss->eap_fast_a_id = os_malloc(idlen / 2);
1595 if (bss->eap_fast_a_id == NULL ||
1596 hexstr2bin(pos, bss->eap_fast_a_id,
1597 idlen / 2)) {
10656fc2
JM		 1598 wpa_printf(MSG_ERROR, "Line %d: "
1599 "Failed to parse "
1600 "eap_fast_a_id", line);
2d867244
JM		 1601 errors++;
1602 } else
1603 bss->eap_fast_a_id_len = idlen / 2;
1604 }
1605 } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
1606 os_free(bss->eap_fast_a_id_info);
1607 bss->eap_fast_a_id_info = os_strdup(pos);
378eae5e
JM		 1608 } else if (os_strcmp(buf, "eap_fast_prov") == 0) {
1609 bss->eap_fast_prov = atoi(pos);
a11c90a6
JM		 1610 } else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
1611 bss->pac_key_lifetime = atoi(pos);
1612 } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
1613 bss->pac_key_refresh_time = atoi(pos);
6fc6879b
JM		 1614#endif /* EAP_FAST */
1615#ifdef EAP_SIM
1616 } else if (os_strcmp(buf, "eap_sim_db") == 0) {
1617 os_free(bss->eap_sim_db);
1618 bss->eap_sim_db = os_strdup(pos);
1619 } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
1620 bss->eap_sim_aka_result_ind = atoi(pos);
1621#endif /* EAP_SIM */
da08a7c7
JM		 1622#ifdef EAP_TNC
1623 } else if (os_strcmp(buf, "tnc") == 0) {
1624 bss->tnc = atoi(pos);
1625#endif /* EAP_TNC */
6fc6879b
JM		 1626#endif /* EAP_SERVER */
1627 } else if (os_strcmp(buf, "eap_message") == 0) {
1628 char *term;
1629 bss->eap_req_id_text = os_strdup(pos);
1630 if (bss->eap_req_id_text == NULL) {
10656fc2
JM		 1631 wpa_printf(MSG_ERROR, "Line %d: Failed to "
1632 "allocate memory for "
1633 "eap_req_id_text", line);
6fc6879b
JM		 1634 errors++;
1635 continue;
1636 }
1637 bss->eap_req_id_text_len =
1638 os_strlen(bss->eap_req_id_text);
1639 term = os_strstr(bss->eap_req_id_text, "\\0");
1640 if (term) {
1641 *term++ = '\0';
1642 os_memmove(term, term + 1,
1643 bss->eap_req_id_text_len -
1644 (term - bss->eap_req_id_text) - 1);
1645 bss->eap_req_id_text_len--;
1646 }
1647 } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
1648 bss->default_wep_key_len = atoi(pos);
1649 if (bss->default_wep_key_len > 13) {
10656fc2
JM		 1650 wpa_printf(MSG_ERROR, "Line %d: invalid WEP "
1651 "key len %lu (= %lu bits)", line,
1652 (unsigned long)
1653 bss->default_wep_key_len,
1654 (unsigned long)
1655 bss->default_wep_key_len * 8);
6fc6879b
JM		 1656 errors++;
1657 }
1658 } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
1659 bss->individual_wep_key_len = atoi(pos);
1660 if (bss->individual_wep_key_len < 0 ||
1661 bss->individual_wep_key_len > 13) {
10656fc2
JM		 1662 wpa_printf(MSG_ERROR, "Line %d: invalid WEP "
1663 "key len %d (= %d bits)", line,
1664 bss->individual_wep_key_len,
1665 bss->individual_wep_key_len * 8);
6fc6879b
JM		 1666 errors++;
1667 }
1668 } else if (os_strcmp(buf, "wep_rekey_period") == 0) {
1669 bss->wep_rekeying_period = atoi(pos);
1670 if (bss->wep_rekeying_period < 0) {
10656fc2
JM		 1671 wpa_printf(MSG_ERROR, "Line %d: invalid "
1672 "period %d",
1673 line, bss->wep_rekeying_period);
6fc6879b
JM		 1674 errors++;
1675 }
1676 } else if (os_strcmp(buf, "eap_reauth_period") == 0) {
1677 bss->eap_reauth_period = atoi(pos);
1678 if (bss->eap_reauth_period < 0) {
10656fc2
JM		 1679 wpa_printf(MSG_ERROR, "Line %d: invalid "
1680 "period %d",
1681 line, bss->eap_reauth_period);
6fc6879b
JM		 1682 errors++;
1683 }
1684 } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
1685 bss->eapol_key_index_workaround = atoi(pos);
1686#ifdef CONFIG_IAPP
1687 } else if (os_strcmp(buf, "iapp_interface") == 0) {
1688 bss->ieee802_11f = 1;
1689 os_strlcpy(bss->iapp_iface, pos,
1690 sizeof(bss->iapp_iface));
1691#endif /* CONFIG_IAPP */
1692 } else if (os_strcmp(buf, "own_ip_addr") == 0) {
1693 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
10656fc2
JM		 1694 wpa_printf(MSG_ERROR, "Line %d: invalid IP "
1695 "address '%s'", line, pos);
6fc6879b
JM		 1696 errors++;
1697 }
1698 } else if (os_strcmp(buf, "nas_identifier") == 0) {
1699 bss->nas_identifier = os_strdup(pos);
1700 } else if (os_strcmp(buf, "auth_server_addr") == 0) {
1701 if (hostapd_config_read_radius_addr(
1702 &bss->radius->auth_servers,
1703 &bss->radius->num_auth_servers, pos, 1812,
1704 &bss->radius->auth_server)) {
10656fc2
JM		 1705 wpa_printf(MSG_ERROR, "Line %d: invalid IP "
1706 "address '%s'", line, pos);
6fc6879b
JM		 1707 errors++;
1708 }
1709 } else if (bss->radius->auth_server &&
1710 os_strcmp(buf, "auth_server_port") == 0) {
1711 bss->radius->auth_server->port = atoi(pos);
1712 } else if (bss->radius->auth_server &&
1713 os_strcmp(buf, "auth_server_shared_secret") == 0) {
1714 int len = os_strlen(pos);
1715 if (len == 0) {
1716 /* RFC 2865, Ch. 3 */
10656fc2
JM		 1717 wpa_printf(MSG_ERROR, "Line %d: empty shared "
1718 "secret is not allowed.", line);
6fc6879b
JM		 1719 errors++;
1720 }
1721 bss->radius->auth_server->shared_secret =
1722 (u8 *) os_strdup(pos);
1723 bss->radius->auth_server->shared_secret_len = len;
1724 } else if (os_strcmp(buf, "acct_server_addr") == 0) {
1725 if (hostapd_config_read_radius_addr(
1726 &bss->radius->acct_servers,
1727 &bss->radius->num_acct_servers, pos, 1813,
1728 &bss->radius->acct_server)) {
10656fc2
JM		 1729 wpa_printf(MSG_ERROR, "Line %d: invalid IP "
1730 "address '%s'", line, pos);
6fc6879b
JM		 1731 errors++;
1732 }
1733 } else if (bss->radius->acct_server &&
1734 os_strcmp(buf, "acct_server_port") == 0) {
1735 bss->radius->acct_server->port = atoi(pos);
1736 } else if (bss->radius->acct_server &&
1737 os_strcmp(buf, "acct_server_shared_secret") == 0) {
1738 int len = os_strlen(pos);
1739 if (len == 0) {
1740 /* RFC 2865, Ch. 3 */
10656fc2
JM		 1741 wpa_printf(MSG_ERROR, "Line %d: empty shared "
1742 "secret is not allowed.", line);
6fc6879b
JM		 1743 errors++;
1744 }
1745 bss->radius->acct_server->shared_secret =
1746 (u8 *) os_strdup(pos);
1747 bss->radius->acct_server->shared_secret_len = len;
1748 } else if (os_strcmp(buf, "radius_retry_primary_interval") ==
1749 0) {
1750 bss->radius->retry_primary_interval = atoi(pos);
1751 } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0)
1752 {
1753 bss->radius->acct_interim_interval = atoi(pos);
1754 } else if (os_strcmp(buf, "auth_algs") == 0) {
1755 bss->auth_algs = atoi(pos);
1756 if (bss->auth_algs == 0) {
10656fc2
JM		 1757 wpa_printf(MSG_ERROR, "Line %d: no "
1758 "authentication algorithms allowed",
1759 line);
6fc6879b
JM		 1760 errors++;
1761 }
1762 } else if (os_strcmp(buf, "max_num_sta") == 0) {
1763 bss->max_num_sta = atoi(pos);
1764 if (bss->max_num_sta < 0 ||
1765 bss->max_num_sta > MAX_STA_COUNT) {
10656fc2
JM		 1766 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1767 "max_num_sta=%d; allowed range "
1768 "0..%d", line, bss->max_num_sta,
1769 MAX_STA_COUNT);
6fc6879b
JM		 1770 errors++;
1771 }
1772 } else if (os_strcmp(buf, "wpa") == 0) {
1773 bss->wpa = atoi(pos);
1774 } else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
1775 bss->wpa_group_rekey = atoi(pos);
1776 } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
1777 bss->wpa_strict_rekey = atoi(pos);
1778 } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
1779 bss->wpa_gmk_rekey = atoi(pos);
581a8cde
JM		 1780 } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
1781 bss->wpa_ptk_rekey = atoi(pos);
6fc6879b
JM		 1782 } else if (os_strcmp(buf, "wpa_passphrase") == 0) {
1783 int len = os_strlen(pos);
1784 if (len < 8 || len > 63) {
10656fc2
JM		 1785 wpa_printf(MSG_ERROR, "Line %d: invalid WPA "
1786 "passphrase length %d (expected "
1787 "8..63)", line, len);
6fc6879b
JM		 1788 errors++;
1789 } else {
1790 os_free(bss->ssid.wpa_passphrase);
1791 bss->ssid.wpa_passphrase = os_strdup(pos);
1792 }
1793 } else if (os_strcmp(buf, "wpa_psk") == 0) {
1794 os_free(bss->ssid.wpa_psk);
1795 bss->ssid.wpa_psk =
1796 os_zalloc(sizeof(struct hostapd_wpa_psk));
1797 if (bss->ssid.wpa_psk == NULL)
1798 errors++;
1799 else if (hexstr2bin(pos, bss->ssid.wpa_psk->psk,
1800 PMK_LEN) ||
1801 pos[PMK_LEN * 2] != '\0') {
10656fc2
JM		 1802 wpa_printf(MSG_ERROR, "Line %d: Invalid PSK "
1803 "'%s'.", line, pos);
6fc6879b
JM		 1804 errors++;
1805 } else {
1806 bss->ssid.wpa_psk->group = 1;
1807 }
1808 } else if (os_strcmp(buf, "wpa_psk_file") == 0) {
1809 os_free(bss->ssid.wpa_psk_file);
1810 bss->ssid.wpa_psk_file = os_strdup(pos);
1811 if (!bss->ssid.wpa_psk_file) {
10656fc2
JM		 1812 wpa_printf(MSG_ERROR, "Line %d: allocation "
1813 "failed", line);
6fc6879b
JM		 1814 errors++;
1815 }
1816 } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
1817 bss->wpa_key_mgmt =
1818 hostapd_config_parse_key_mgmt(line, pos);
1819 if (bss->wpa_key_mgmt == -1)
1820 errors++;
1821 } else if (os_strcmp(buf, "wpa_pairwise") == 0) {
1822 bss->wpa_pairwise =
1823 hostapd_config_parse_cipher(line, pos);
1824 if (bss->wpa_pairwise == -1 ||
1825 bss->wpa_pairwise == 0)
1826 errors++;
1827 else if (bss->wpa_pairwise &
1828 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 |
1829 WPA_CIPHER_WEP104)) {
10656fc2
JM		 1830 wpa_printf(MSG_ERROR, "Line %d: unsupported "
1831 "pairwise cipher suite '%s'",
1832 bss->wpa_pairwise, pos);
6fc6879b
JM		 1833 errors++;
1834 }
1835 } else if (os_strcmp(buf, "rsn_pairwise") == 0) {
1836 bss->rsn_pairwise =
1837 hostapd_config_parse_cipher(line, pos);
1838 if (bss->rsn_pairwise == -1 ||
1839 bss->rsn_pairwise == 0)
1840 errors++;
1841 else if (bss->rsn_pairwise &
1842 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 |
1843 WPA_CIPHER_WEP104)) {
10656fc2
JM		 1844 wpa_printf(MSG_ERROR, "Line %d: unsupported "
1845 "pairwise cipher suite '%s'",
1846 bss->rsn_pairwise, pos);
6fc6879b
JM		 1847 errors++;
1848 }
1849#ifdef CONFIG_RSN_PREAUTH
1850 } else if (os_strcmp(buf, "rsn_preauth") == 0) {
1851 bss->rsn_preauth = atoi(pos);
1852 } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
1853 bss->rsn_preauth_interfaces = os_strdup(pos);
1854#endif /* CONFIG_RSN_PREAUTH */
1855#ifdef CONFIG_PEERKEY
1856 } else if (os_strcmp(buf, "peerkey") == 0) {
1857 bss->peerkey = atoi(pos);
1858#endif /* CONFIG_PEERKEY */
1859#ifdef CONFIG_IEEE80211R
1860 } else if (os_strcmp(buf, "mobility_domain") == 0) {
1861 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
1862 hexstr2bin(pos, bss->mobility_domain,
1863 MOBILITY_DOMAIN_ID_LEN) != 0) {
1864 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1865 "mobility_domain '%s'", line, pos);
1866 errors++;
1867 continue;
1868 }
1869 } else if (os_strcmp(buf, "r1_key_holder") == 0) {
1870 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
1871 hexstr2bin(pos, bss->r1_key_holder,
1872 FT_R1KH_ID_LEN) != 0) {
1873 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1874 "r1_key_holder '%s'", line, pos);
1875 errors++;
1876 continue;
1877 }
1878 } else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
1879 bss->r0_key_lifetime = atoi(pos);
1880 } else if (os_strcmp(buf, "reassociation_deadline") == 0) {
1881 bss->reassociation_deadline = atoi(pos);
1882 } else if (os_strcmp(buf, "r0kh") == 0) {
1883 if (add_r0kh(bss, pos) < 0) {
1884 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1885 "r0kh '%s'", line, pos);
1886 errors++;
1887 continue;
1888 }
1889 } else if (os_strcmp(buf, "r1kh") == 0) {
1890 if (add_r1kh(bss, pos) < 0) {
1891 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1892 "r1kh '%s'", line, pos);
1893 errors++;
1894 continue;
1895 }
1896 } else if (os_strcmp(buf, "pmk_r1_push") == 0) {
1897 bss->pmk_r1_push = atoi(pos);
1898#endif /* CONFIG_IEEE80211R */
1899 } else if (os_strcmp(buf, "ctrl_interface") == 0) {
1900 os_free(bss->ctrl_interface);
1901 bss->ctrl_interface = os_strdup(pos);
1902 } else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
1903#ifndef CONFIG_NATIVE_WINDOWS
1904 struct group *grp;
1905 char *endp;
1906 const char *group = pos;
1907
1908 grp = getgrnam(group);
1909 if (grp) {
1910 bss->ctrl_interface_gid = grp->gr_gid;
1911 bss->ctrl_interface_gid_set = 1;
1912 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d"
1913 " (from group name '%s')",
1914 bss->ctrl_interface_gid, group);
1915 continue;
1916 }
1917
1918 /* Group name not found - try to parse this as gid */
1919 bss->ctrl_interface_gid = strtol(group, &endp, 10);
1920 if (*group == '\0' || *endp != '\0') {
1921 wpa_printf(MSG_DEBUG, "Line %d: Invalid group "
1922 "'%s'", line, group);
1923 errors++;
1924 continue;
1925 }
1926 bss->ctrl_interface_gid_set = 1;
1927 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
1928 bss->ctrl_interface_gid);
1929#endif /* CONFIG_NATIVE_WINDOWS */
1930#ifdef RADIUS_SERVER
1931 } else if (os_strcmp(buf, "radius_server_clients") == 0) {
1932 os_free(bss->radius_server_clients);
1933 bss->radius_server_clients = os_strdup(pos);
1934 } else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
1935 bss->radius_server_auth_port = atoi(pos);
1936 } else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
1937 bss->radius_server_ipv6 = atoi(pos);
1938#endif /* RADIUS_SERVER */
1939 } else if (os_strcmp(buf, "test_socket") == 0) {
1940 os_free(bss->test_socket);
1941 bss->test_socket = os_strdup(pos);
1942 } else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
1943 bss->use_pae_group_addr = atoi(pos);
1944 } else if (os_strcmp(buf, "hw_mode") == 0) {
1945 if (os_strcmp(pos, "a") == 0)
1946 conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
1947 else if (os_strcmp(pos, "b") == 0)
1948 conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
1949 else if (os_strcmp(pos, "g") == 0)
1950 conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
1951 else {
10656fc2
JM		 1952 wpa_printf(MSG_ERROR, "Line %d: unknown "
1953 "hw_mode '%s'", line, pos);
6fc6879b
JM		 1954 errors++;
1955 }
1956 } else if (os_strcmp(buf, "channel") == 0) {
1957 conf->channel = atoi(pos);
1958 } else if (os_strcmp(buf, "beacon_int") == 0) {
1959 int val = atoi(pos);
1960 /* MIB defines range as 1..65535, but very small values
1961 * cause problems with the current implementation.
1962 * Since it is unlikely that this small numbers are
1963 * useful in real life scenarios, do not allow beacon
1964 * period to be set below 15 TU. */
1965 if (val < 15 || val > 65535) {
10656fc2
JM		 1966 wpa_printf(MSG_ERROR, "Line %d: invalid "
1967 "beacon_int %d (expected "
1968 "15..65535)", line, val);
6fc6879b
JM		 1969 errors++;
1970 } else
1971 conf->beacon_int = val;
1972 } else if (os_strcmp(buf, "dtim_period") == 0) {
1973 bss->dtim_period = atoi(pos);
1974 if (bss->dtim_period < 1 || bss->dtim_period > 255) {
10656fc2
JM		 1975 wpa_printf(MSG_ERROR, "Line %d: invalid "
1976 "dtim_period %d",
1977 line, bss->dtim_period);
6fc6879b
JM		 1978 errors++;
1979 }
1980 } else if (os_strcmp(buf, "rts_threshold") == 0) {
1981 conf->rts_threshold = atoi(pos);
1982 if (conf->rts_threshold < 0 ||
1983 conf->rts_threshold > 2347) {
10656fc2
JM		 1984 wpa_printf(MSG_ERROR, "Line %d: invalid "
1985 "rts_threshold %d",
1986 line, conf->rts_threshold);
6fc6879b
JM		 1987 errors++;
1988 }
1989 } else if (os_strcmp(buf, "fragm_threshold") == 0) {
1990 conf->fragm_threshold = atoi(pos);
1991 if (conf->fragm_threshold < 256 ||
1992 conf->fragm_threshold > 2346) {
10656fc2
JM		 1993 wpa_printf(MSG_ERROR, "Line %d: invalid "
1994 "fragm_threshold %d",
1995 line, conf->fragm_threshold);
6fc6879b
JM		 1996 errors++;
1997 }
1998 } else if (os_strcmp(buf, "send_probe_response") == 0) {
1999 int val = atoi(pos);
2000 if (val != 0 && val != 1) {
10656fc2
JM		 2001 wpa_printf(MSG_ERROR, "Line %d: invalid "
2002 "send_probe_response %d (expected "
2003 "0 or 1)", line, val);
6fc6879b
JM		 2004 } else
2005 conf->send_probe_response = val;
2006 } else if (os_strcmp(buf, "supported_rates") == 0) {
2007 if (hostapd_parse_rates(&conf->supported_rates, pos)) {
10656fc2
JM		 2008 wpa_printf(MSG_ERROR, "Line %d: invalid rate "
2009 "list", line);
6fc6879b
JM		 2010 errors++;
2011 }
2012 } else if (os_strcmp(buf, "basic_rates") == 0) {
2013 if (hostapd_parse_rates(&conf->basic_rates, pos)) {
10656fc2
JM		 2014 wpa_printf(MSG_ERROR, "Line %d: invalid rate "
2015 "list", line);
6fc6879b
JM		 2016 errors++;
2017 }
839faf04
JM		 2018 } else if (os_strcmp(buf, "preamble") == 0) {
2019 if (atoi(pos))
2020 conf->preamble = SHORT_PREAMBLE;
2021 else
2022 conf->preamble = LONG_PREAMBLE;
6fc6879b
JM		 2023 } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
2024 bss->ignore_broadcast_ssid = atoi(pos);
2025 } else if (os_strcmp(buf, "bridge_packets") == 0) {
2026 conf->bridge_packets = atoi(pos);
2027 } else if (os_strcmp(buf, "wep_default_key") == 0) {
2028 bss->ssid.wep.idx = atoi(pos);
2029 if (bss->ssid.wep.idx > 3) {
10656fc2
JM		 2030 wpa_printf(MSG_ERROR, "Invalid "
2031 "wep_default_key index %d",
2032 bss->ssid.wep.idx);
6fc6879b
JM		 2033 errors++;
2034 }
2035 } else if (os_strcmp(buf, "wep_key0") == 0 ||
2036 os_strcmp(buf, "wep_key1") == 0 ||
2037 os_strcmp(buf, "wep_key2") == 0 ||
2038 os_strcmp(buf, "wep_key3") == 0) {
2039 if (hostapd_config_read_wep(&bss->ssid.wep,
2040 buf[7] - '0', pos)) {
10656fc2
JM		 2041 wpa_printf(MSG_ERROR, "Line %d: invalid WEP "
2042 "key '%s'", line, buf);
6fc6879b
JM		 2043 errors++;
2044 }
2045 } else if (os_strcmp(buf, "dynamic_vlan") == 0) {
2046 bss->ssid.dynamic_vlan = atoi(pos);
2047 } else if (os_strcmp(buf, "vlan_file") == 0) {
2048 if (hostapd_config_read_vlan_file(bss, pos)) {
10656fc2
JM		 2049 wpa_printf(MSG_ERROR, "Line %d: failed to "
2050 "read VLAN file '%s'", line, pos);
6fc6879b
JM		 2051 errors++;
2052 }
2053#ifdef CONFIG_FULL_DYNAMIC_VLAN
2054 } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
2055 bss->ssid.vlan_tagged_interface = os_strdup(pos);
2056#endif /* CONFIG_FULL_DYNAMIC_VLAN */
2057 } else if (os_strcmp(buf, "passive_scan_interval") == 0) {
2058 conf->passive_scan_interval = atoi(pos);
2059 } else if (os_strcmp(buf, "passive_scan_listen") == 0) {
2060 conf->passive_scan_listen = atoi(pos);
2061 } else if (os_strcmp(buf, "passive_scan_mode") == 0) {
2062 conf->passive_scan_mode = atoi(pos);
2063 } else if (os_strcmp(buf, "ap_table_max_size") == 0) {
2064 conf->ap_table_max_size = atoi(pos);
2065 } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
2066 conf->ap_table_expiration_time = atoi(pos);
2067 } else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
2068 if (hostapd_config_tx_queue(conf, buf, pos)) {
10656fc2
JM		 2069 wpa_printf(MSG_ERROR, "Line %d: invalid TX "
2070 "queue item", line);
6fc6879b
JM		 2071 errors++;
2072 }
2073 } else if (os_strcmp(buf, "wme_enabled") == 0) {
2074 bss->wme_enabled = atoi(pos);
2075 } else if (os_strncmp(buf, "wme_ac_", 7) == 0) {
2076 if (hostapd_config_wme_ac(conf, buf, pos)) {
10656fc2
JM		 2077 wpa_printf(MSG_ERROR, "Line %d: invalid wme "
2078 "ac item", line);
6fc6879b
JM		 2079 errors++;
2080 }
2081 } else if (os_strcmp(buf, "bss") == 0) {
2082 if (hostapd_config_bss(conf, pos)) {
10656fc2
JM		 2083 wpa_printf(MSG_ERROR, "Line %d: invalid bss "
2084 "item", line);
6fc6879b
JM		 2085 errors++;
2086 }
2087 } else if (os_strcmp(buf, "bssid") == 0) {
2088 if (bss == conf->bss &&
2089 (!conf->driver || !conf->driver->init_bssid)) {
10656fc2
JM		 2090 wpa_printf(MSG_ERROR, "Line %d: bssid item "
2091 "not allowed for the default "
2092 "interface and this driver", line);
6fc6879b
JM		 2093 errors++;
2094 } else if (hwaddr_aton(pos, bss->bssid)) {
10656fc2
JM		 2095 wpa_printf(MSG_ERROR, "Line %d: invalid bssid "
2096 "item", line);
6fc6879b
JM		 2097 errors++;
2098 }
2099#ifdef CONFIG_IEEE80211W
2100 } else if (os_strcmp(buf, "ieee80211w") == 0) {
2101 bss->ieee80211w = atoi(pos);
45c94154
JM		 2102 } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
2103 bss->assoc_sa_query_max_timeout = atoi(pos);
2104 if (bss->assoc_sa_query_max_timeout == 0) {
10656fc2
JM		 2105 wpa_printf(MSG_ERROR, "Line %d: invalid "
2106 "assoc_sa_query_max_timeout", line);
5d22a1d5
JM		 2107 errors++;
2108 }
45c94154
JM		 2109 } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0)
2110 {
2111 bss->assoc_sa_query_retry_timeout = atoi(pos);
2112 if (bss->assoc_sa_query_retry_timeout == 0) {
10656fc2
JM		 2113 wpa_printf(MSG_ERROR, "Line %d: invalid "
2114 "assoc_sa_query_retry_timeout",
2115 line);
5d22a1d5
JM		 2116 errors++;
2117 }
6fc6879b 2118#endif /* CONFIG_IEEE80211W */
de9289c8
JM		 2119#ifdef CONFIG_IEEE80211N
2120 } else if (os_strcmp(buf, "ieee80211n") == 0) {
9d2a76a2 2121 conf->ieee80211n = atoi(pos);
fc14f567
JM		 2122 } else if (os_strcmp(buf, "ht_capab") == 0) {
2123 if (hostapd_config_ht_capab(conf, pos) < 0) {
10656fc2
JM		 2124 wpa_printf(MSG_ERROR, "Line %d: invalid "
2125 "ht_capab", line);
fc14f567
JM		 2126 errors++;
2127 }
de9289c8 2128#endif /* CONFIG_IEEE80211N */
b0194fe0
JM		 2129 } else if (os_strcmp(buf, "max_listen_interval") == 0) {
2130 bss->max_listen_interval = atoi(pos);
bf98f7f3
JM		 2131 } else if (os_strcmp(buf, "okc") == 0) {
2132 bss->okc = atoi(pos);
ad08c363
JM		 2133#ifdef CONFIG_WPS
2134 } else if (os_strcmp(buf, "wps_state") == 0) {
2135 bss->wps_state = atoi(pos);
2136 if (bss->wps_state < 0 || bss->wps_state > 2) {
10656fc2
JM		 2137 wpa_printf(MSG_ERROR, "Line %d: invalid "
2138 "wps_state", line);
ad08c363
JM		 2139 errors++;
2140 }
2141 } else if (os_strcmp(buf, "ap_setup_locked") == 0) {
2142 bss->ap_setup_locked = atoi(pos);
2143 } else if (os_strcmp(buf, "uuid") == 0) {
2144 if (uuid_str2bin(pos, bss->uuid)) {
10656fc2
JM		 2145 wpa_printf(MSG_ERROR, "Line %d: invalid UUID",
2146 line);
ad08c363
JM		 2147 errors++;
2148 }
2149 } else if (os_strcmp(buf, "wps_pin_requests") == 0) {
2150 bss->wps_pin_requests = os_strdup(pos);
2151 } else if (os_strcmp(buf, "device_name") == 0) {
8874b727 2152 if (os_strlen(pos) > 32) {
10656fc2
JM		 2153 wpa_printf(MSG_ERROR, "Line %d: Too long "
2154 "device_name", line);
8874b727
JM		 2155 errors++;
2156 }
ad08c363
JM		 2157 bss->device_name = os_strdup(pos);
2158 } else if (os_strcmp(buf, "manufacturer") == 0) {
8874b727 2159 if (os_strlen(pos) > 64) {
10656fc2
JM		 2160 wpa_printf(MSG_ERROR, "Line %d: Too long "
2161 "manufacturer", line);
8874b727
JM		 2162 errors++;
2163 }
ad08c363
JM		 2164 bss->manufacturer = os_strdup(pos);
2165 } else if (os_strcmp(buf, "model_name") == 0) {
8874b727 2166 if (os_strlen(pos) > 32) {
10656fc2
JM		 2167 wpa_printf(MSG_ERROR, "Line %d: Too long "
2168 "model_name", line);
8874b727
JM		 2169 errors++;
2170 }
ad08c363
JM		 2171 bss->model_name = os_strdup(pos);
2172 } else if (os_strcmp(buf, "model_number") == 0) {
8874b727 2173 if (os_strlen(pos) > 32) {
10656fc2
JM		 2174 wpa_printf(MSG_ERROR, "Line %d: Too long "
2175 "model_number", line);
8874b727
JM		 2176 errors++;
2177 }
ad08c363
JM		 2178 bss->model_number = os_strdup(pos);
2179 } else if (os_strcmp(buf, "serial_number") == 0) {
8874b727 2180 if (os_strlen(pos) > 32) {
10656fc2
JM		 2181 wpa_printf(MSG_ERROR, "Line %d: Too long "
2182 "serial_number", line);
8874b727
JM		 2183 errors++;
2184 }
ad08c363
JM		 2185 bss->serial_number = os_strdup(pos);
2186 } else if (os_strcmp(buf, "device_type") == 0) {
2187 bss->device_type = os_strdup(pos);
2188 } else if (os_strcmp(buf, "config_methods") == 0) {
2189 bss->config_methods = os_strdup(pos);
2190 } else if (os_strcmp(buf, "os_version") == 0) {
2191 if (hexstr2bin(pos, bss->os_version, 4)) {
10656fc2
JM		 2192 wpa_printf(MSG_ERROR, "Line %d: invalid "
2193 "os_version", line);
ad08c363
JM		 2194 errors++;
2195 }
2196 } else if (os_strcmp(buf, "ap_pin") == 0) {
2197 bss->ap_pin = os_strdup(pos);
2198#endif /* CONFIG_WPS */
6fc6879b 2199 } else {
10656fc2
JM		 2200 wpa_printf(MSG_ERROR, "Line %d: unknown configuration "
2201 "item '%s'", line, buf);
6fc6879b
JM		 2202 errors++;
2203 }
2204 }
2205
2206 fclose(f);
2207
2208 if (bss->individual_wep_key_len == 0) {
2209 /* individual keys are not use; can use key idx0 for broadcast
2210 * keys */
2211 bss->broadcast_key_idx_min = 0;
2212 }
2213
2214 /* Select group cipher based on the enabled pairwise cipher suites */
2215 pairwise = 0;
2216 if (bss->wpa & 1)
2217 pairwise |= bss->wpa_pairwise;
2218 if (bss->wpa & 2) {
2219 if (bss->rsn_pairwise == 0)
2220 bss->rsn_pairwise = bss->wpa_pairwise;
2221 pairwise |= bss->rsn_pairwise;
2222 }
2223 if (pairwise & WPA_CIPHER_TKIP)
2224 bss->wpa_group = WPA_CIPHER_TKIP;
2225 else
2226 bss->wpa_group = WPA_CIPHER_CCMP;
2227
2228 for (i = 0; i < conf->num_bss; i++) {
2229 bss = &conf->bss[i];
2230
2231 bss->radius->auth_server = bss->radius->auth_servers;
2232 bss->radius->acct_server = bss->radius->acct_servers;
2233
2234 if (bss->wpa && bss->ieee802_1x) {
2235 bss->ssid.security_policy = SECURITY_WPA;
2236 } else if (bss->wpa) {
2237 bss->ssid.security_policy = SECURITY_WPA_PSK;
2238 } else if (bss->ieee802_1x) {
2239 bss->ssid.security_policy = SECURITY_IEEE_802_1X;
2240 bss->ssid.wep.default_len = bss->default_wep_key_len;
2241 } else if (bss->ssid.wep.keys_set)
2242 bss->ssid.security_policy = SECURITY_STATIC_WEP;
2243 else
2244 bss->ssid.security_policy = SECURITY_PLAINTEXT;
2245 }
2246
2247 if (hostapd_config_check(conf))
2248 errors++;
2249
2250 if (errors) {
10656fc2
JM		 2251 wpa_printf(MSG_ERROR, "%d errors found in configuration file "
2252 "'%s'", errors, fname);
6fc6879b
JM		 2253 hostapd_config_free(conf);
2254 conf = NULL;
2255 }
2256
2257 return conf;
2258}
2259
2260
2261int hostapd_wep_key_cmp(struct hostapd_wep_keys *a, struct hostapd_wep_keys *b)
2262{
2263 int i;
2264
2265 if (a->idx != b->idx || a->default_len != b->default_len)
2266 return 1;
2267 for (i = 0; i < NUM_WEP_KEYS; i++)
2268 if (a->len[i] != b->len[i] ||
2269 os_memcmp(a->key[i], b->key[i], a->len[i]) != 0)
2270 return 1;
2271 return 0;
2272}
2273
2274
2275static void hostapd_config_free_radius(struct hostapd_radius_server *servers,
2276 int num_servers)
2277{
2278 int i;
2279
2280 for (i = 0; i < num_servers; i++) {
2281 os_free(servers[i].shared_secret);
2282 }
2283 os_free(servers);
2284}
2285
2286
2287static void hostapd_config_free_eap_user(struct hostapd_eap_user *user)
2288{
2289 os_free(user->identity);
2290 os_free(user->password);
2291 os_free(user);
2292}
2293
2294
2295static void hostapd_config_free_wep(struct hostapd_wep_keys *keys)
2296{
2297 int i;
2298 for (i = 0; i < NUM_WEP_KEYS; i++) {
2299 os_free(keys->key[i]);
2300 keys->key[i] = NULL;
2301 }
2302}
2303
2304
2305static void hostapd_config_free_bss(struct hostapd_bss_config *conf)
2306{
2307 struct hostapd_wpa_psk *psk, *prev;
2308 struct hostapd_eap_user *user, *prev_user;
2309
2310 if (conf == NULL)
2311 return;
2312
2313 psk = conf->ssid.wpa_psk;
2314 while (psk) {
2315 prev = psk;
2316 psk = psk->next;
2317 os_free(prev);
2318 }
2319
2320 os_free(conf->ssid.wpa_passphrase);
2321 os_free(conf->ssid.wpa_psk_file);
2322#ifdef CONFIG_FULL_DYNAMIC_VLAN
2323 os_free(conf->ssid.vlan_tagged_interface);
2324#endif /* CONFIG_FULL_DYNAMIC_VLAN */
2325
2326 user = conf->eap_user;
2327 while (user) {
2328 prev_user = user;
2329 user = user->next;
2330 hostapd_config_free_eap_user(prev_user);
2331 }
2332
2333 os_free(conf->dump_log_name);
2334 os_free(conf->eap_req_id_text);
2335 os_free(conf->accept_mac);
2336 os_free(conf->deny_mac);
2337 os_free(conf->nas_identifier);
2338 hostapd_config_free_radius(conf->radius->auth_servers,
2339 conf->radius->num_auth_servers);
2340 hostapd_config_free_radius(conf->radius->acct_servers,
2341 conf->radius->num_acct_servers);
2342 os_free(conf->rsn_preauth_interfaces);
2343 os_free(conf->ctrl_interface);
2344 os_free(conf->ca_cert);
2345 os_free(conf->server_cert);
2346 os_free(conf->private_key);
2347 os_free(conf->private_key_passwd);
2348 os_free(conf->dh_file);
2349 os_free(conf->pac_opaque_encr_key);
2350 os_free(conf->eap_fast_a_id);
2d867244 2351 os_free(conf->eap_fast_a_id_info);
6fc6879b
JM		 2352 os_free(conf->eap_sim_db);
2353 os_free(conf->radius_server_clients);
2354 os_free(conf->test_socket);
2355 os_free(conf->radius);
2356 hostapd_config_free_vlan(conf);
2357 if (conf->ssid.dyn_vlan_keys) {
2358 struct hostapd_ssid *ssid = &conf->ssid;
2359 size_t i;
2360 for (i = 0; i <= ssid->max_dyn_vlan_keys; i++) {
2361 if (ssid->dyn_vlan_keys[i] == NULL)
2362 continue;
2363 hostapd_config_free_wep(ssid->dyn_vlan_keys[i]);
2364 os_free(ssid->dyn_vlan_keys[i]);
2365 }
2366 os_free(ssid->dyn_vlan_keys);
2367 ssid->dyn_vlan_keys = NULL;
2368 }
2369
2370#ifdef CONFIG_IEEE80211R
2371 {
2372 struct ft_remote_r0kh *r0kh, *r0kh_prev;
2373 struct ft_remote_r1kh *r1kh, *r1kh_prev;
2374
2375 r0kh = conf->r0kh_list;
2376 conf->r0kh_list = NULL;
2377 while (r0kh) {
2378 r0kh_prev = r0kh;
2379 r0kh = r0kh->next;
2380 os_free(r0kh_prev);
2381 }
2382
2383 r1kh = conf->r1kh_list;
2384 conf->r1kh_list = NULL;
2385 while (r1kh) {
2386 r1kh_prev = r1kh;
2387 r1kh = r1kh->next;
2388 os_free(r1kh_prev);
2389 }
2390 }
2391#endif /* CONFIG_IEEE80211R */
ad08c363
JM		 2392
2393#ifdef CONFIG_WPS
2394 os_free(conf->wps_pin_requests);
2395 os_free(conf->device_name);
2396 os_free(conf->manufacturer);
2397 os_free(conf->model_name);
2398 os_free(conf->model_number);
2399 os_free(conf->serial_number);
2400 os_free(conf->device_type);
2401 os_free(conf->config_methods);
2402 os_free(conf->ap_pin);
2403#endif /* CONFIG_WPS */
6fc6879b
JM		 2404}
2405
2406
1c6e69cc
JM		 2407/**
2408 * hostapd_config_free - Free hostapd configuration
2409 * @conf: Configuration data from hostapd_config_read().
2410 */
6fc6879b
JM		 2411void hostapd_config_free(struct hostapd_config *conf)
2412{
2413 size_t i;
2414
2415 if (conf == NULL)
2416 return;
2417
2418 for (i = 0; i < conf->num_bss; i++)
2419 hostapd_config_free_bss(&conf->bss[i]);
2420 os_free(conf->bss);
2421
2422 os_free(conf);
2423}
2424
2425
1c6e69cc
JM		 2426/**
2427 * hostapd_maclist_found - Find a MAC address from a list
2428 * @list: MAC address list
2429 * @num_entries: Number of addresses in the list
2430 * @addr: Address to search for
2431 * @vlan_id: Buffer for returning VLAN ID or %NULL if not needed
2432 * Returns: 1 if address is in the list or 0 if not.
2433 *
2434 * Perform a binary search for given MAC address from a pre-sorted list.
2435 */
271d2830
JM		 2436int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
2437 const u8 *addr, int *vlan_id)
6fc6879b
JM		 2438{
2439 int start, end, middle, res;
2440
2441 start = 0;
2442 end = num_entries - 1;
2443
2444 while (start <= end) {
2445 middle = (start + end) / 2;
271d2830
JM		 2446 res = os_memcmp(list[middle].addr, addr, ETH_ALEN);
2447 if (res == 0) {
2448 if (vlan_id)
2449 *vlan_id = list[middle].vlan_id;
6fc6879b 2450 return 1;
271d2830 2451 }
6fc6879b
JM		 2452 if (res < 0)
2453 start = middle + 1;
2454 else
2455 end = middle - 1;
2456 }
2457
2458 return 0;
2459}
2460
2461
2462int hostapd_rate_found(int *list, int rate)
2463{
2464 int i;
2465
2466 if (list == NULL)
2467 return 0;
2468
2469 for (i = 0; list[i] >= 0; i++)
2470 if (list[i] == rate)
2471 return 1;
2472
2473 return 0;
2474}
2475
2476
2477const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan, int vlan_id)
2478{
2479 struct hostapd_vlan *v = vlan;
2480 while (v) {
2481 if (v->vlan_id == vlan_id || v->vlan_id == VLAN_ID_WILDCARD)
2482 return v->ifname;
2483 v = v->next;
2484 }
2485 return NULL;
2486}
2487
2488
2489const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
2490 const u8 *addr, const u8 *prev_psk)
2491{
2492 struct hostapd_wpa_psk *psk;
2493 int next_ok = prev_psk == NULL;
2494
2495 for (psk = conf->ssid.wpa_psk; psk != NULL; psk = psk->next) {
2496 if (next_ok &&
2497 (psk->group || os_memcmp(psk->addr, addr, ETH_ALEN) == 0))
2498 return psk->psk;
2499
2500 if (psk->psk == prev_psk)
2501 next_ok = 1;
2502 }
2503
2504 return NULL;
2505}
2506
2507
2508const struct hostapd_eap_user *
2509hostapd_get_eap_user(const struct hostapd_bss_config *conf, const u8 *identity,
2510 size_t identity_len, int phase2)
2511{
2512 struct hostapd_eap_user *user = conf->eap_user;
2513
ad08c363
JM		 2514#ifdef CONFIG_WPS
2515 if (conf->wps_state && identity_len == WSC_ID_ENROLLEE_LEN &&
2516 os_memcmp(identity, WSC_ID_ENROLLEE, WSC_ID_ENROLLEE_LEN) == 0) {
2517 static struct hostapd_eap_user wsc_enrollee;
2518 os_memset(&wsc_enrollee, 0, sizeof(wsc_enrollee));
2519 wsc_enrollee.methods[0].method = eap_server_get_type(
2520 "WSC", &wsc_enrollee.methods[0].vendor);
2521 return &wsc_enrollee;
2522 }
2523
2524 if (conf->wps_state && conf->ap_pin &&
2525 identity_len == WSC_ID_REGISTRAR_LEN &&
2526 os_memcmp(identity, WSC_ID_REGISTRAR, WSC_ID_REGISTRAR_LEN) == 0) {
2527 static struct hostapd_eap_user wsc_registrar;
2528 os_memset(&wsc_registrar, 0, sizeof(wsc_registrar));
2529 wsc_registrar.methods[0].method = eap_server_get_type(
2530 "WSC", &wsc_registrar.methods[0].vendor);
2531 wsc_registrar.password = (u8 *) conf->ap_pin;
2532 wsc_registrar.password_len = os_strlen(conf->ap_pin);
2533 return &wsc_registrar;
2534 }
2535#endif /* CONFIG_WPS */
2536
6fc6879b
JM		 2537 while (user) {
2538 if (!phase2 && user->identity == NULL) {
2539 /* Wildcard match */
2540 break;
2541 }
2542
2543 if (user->phase2 == !!phase2 && user->wildcard_prefix &&
2544 identity_len >= user->identity_len &&
2545 os_memcmp(user->identity, identity, user->identity_len) ==
2546 0) {
2547 /* Wildcard prefix match */
2548 break;
2549 }
2550
2551 if (user->phase2 == !!phase2 &&
2552 user->identity_len == identity_len &&
2553 os_memcmp(user->identity, identity, identity_len) == 0)
2554 break;
2555 user = user->next;
2556 }
2557
2558 return user;
2559}
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