2 * hostapd / Configuration file parser
3 * Copyright (c) 2003-2009, Jouni Malinen <j@w1.fi>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
9 * Alternatively, this software may be distributed under the terms of BSD
12 * See README and COPYING for more details.
15 #include "utils/includes.h"
16 #ifndef CONFIG_NATIVE_WINDOWS
18 #endif /* CONFIG_NATIVE_WINDOWS */
20 #include "utils/common.h"
21 #include "utils/uuid.h"
22 #include "common/ieee802_11_defs.h"
23 #include "drivers/driver.h"
24 #include "eap_server/eap.h"
25 #include "radius/radius_client.h"
26 #include "ap/wpa_auth.h"
27 #include "ap/ap_config.h"
28 #include "config_file.h"
31 extern struct wpa_driver_ops *wpa_drivers[];
34 #ifndef CONFIG_NO_VLAN
35 static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss,
39 char buf[128], *pos, *pos2;
40 int line = 0, vlan_id;
41 struct hostapd_vlan *vlan;
43 f = fopen(fname, "r");
45 wpa_printf(MSG_ERROR, "VLAN file '%s' not readable.", fname);
49 while (fgets(buf, sizeof(buf), f)) {
55 while (*pos != '\0') {
66 vlan_id = VLAN_ID_WILDCARD;
69 vlan_id = strtol(buf, &pos, 10);
70 if (buf == pos || vlan_id < 1 ||
71 vlan_id > MAX_VLAN_ID) {
72 wpa_printf(MSG_ERROR, "Invalid VLAN ID at "
73 "line %d in '%s'", line, fname);
79 while (*pos == ' ' || *pos == '\t')
82 while (*pos2 != ' ' && *pos2 != '\t' && *pos2 != '\0')
85 if (*pos == '\0' || os_strlen(pos) > IFNAMSIZ) {
86 wpa_printf(MSG_ERROR, "Invalid VLAN ifname at line %d "
87 "in '%s'", line, fname);
92 vlan = os_malloc(sizeof(*vlan));
94 wpa_printf(MSG_ERROR, "Out of memory while reading "
95 "VLAN interfaces from '%s'", fname);
100 os_memset(vlan, 0, sizeof(*vlan));
101 vlan->vlan_id = vlan_id;
102 os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
104 bss->vlan_tail->next = vlan;
107 bss->vlan_tail = vlan;
114 #endif /* CONFIG_NO_VLAN */
117 static int hostapd_acl_comp(const void *a, const void *b)
119 const struct mac_acl_entry *aa = a;
120 const struct mac_acl_entry *bb = b;
121 return os_memcmp(aa->addr, bb->addr, sizeof(macaddr));
125 static int hostapd_config_read_maclist(const char *fname,
126 struct mac_acl_entry **acl, int *num)
132 struct mac_acl_entry *newacl;
138 f = fopen(fname, "r");
140 wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname);
144 while (fgets(buf, sizeof(buf), f)) {
150 while (*pos != '\0') {
160 if (hwaddr_aton(buf, addr)) {
161 wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at "
162 "line %d in '%s'", buf, line, fname);
169 while (*pos != '\0' && *pos != ' ' && *pos != '\t')
171 while (*pos == ' ' || *pos == '\t')
176 newacl = os_realloc(*acl, (*num + 1) * sizeof(**acl));
177 if (newacl == NULL) {
178 wpa_printf(MSG_ERROR, "MAC list reallocation failed");
184 os_memcpy((*acl)[*num].addr, addr, ETH_ALEN);
185 (*acl)[*num].vlan_id = vlan_id;
191 qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp);
198 static int hostapd_config_read_eap_user(const char *fname,
199 struct hostapd_bss_config *conf)
202 char buf[512], *pos, *start, *pos2;
203 int line = 0, ret = 0, num_methods;
204 struct hostapd_eap_user *user, *tail = NULL;
209 f = fopen(fname, "r");
211 wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
215 /* Lines: "user" METHOD,METHOD2 "password" (password optional) */
216 while (fgets(buf, sizeof(buf), f)) {
222 while (*pos != '\0') {
234 if (buf[0] != '"' && buf[0] != '*') {
235 wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
236 "start) on line %d in '%s'", line, fname);
240 user = os_zalloc(sizeof(*user));
242 wpa_printf(MSG_ERROR, "EAP user allocation failed");
245 user->force_version = -1;
252 while (*pos != '"' && *pos != '\0')
255 wpa_printf(MSG_ERROR, "Invalid EAP identity "
256 "(no \" in end) on line %d in '%s'",
261 user->identity = os_malloc(pos - start);
262 if (user->identity == NULL) {
263 wpa_printf(MSG_ERROR, "Failed to allocate "
264 "memory for EAP identity");
267 os_memcpy(user->identity, start, pos - start);
268 user->identity_len = pos - start;
270 if (pos[0] == '"' && pos[1] == '*') {
271 user->wildcard_prefix = 1;
276 while (*pos == ' ' || *pos == '\t')
280 wpa_printf(MSG_ERROR, "No EAP method on line %d in "
281 "'%s'", line, fname);
286 while (*pos != ' ' && *pos != '\t' && *pos != '\0')
296 char *pos3 = os_strchr(start, ',');
300 user->methods[num_methods].method =
303 &user->methods[num_methods].vendor);
304 if (user->methods[num_methods].vendor ==
306 user->methods[num_methods].method == EAP_TYPE_NONE)
308 if (os_strcmp(start, "TTLS-PAP") == 0) {
309 user->ttls_auth |= EAP_TTLS_AUTH_PAP;
312 if (os_strcmp(start, "TTLS-CHAP") == 0) {
313 user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
316 if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
318 EAP_TTLS_AUTH_MSCHAP;
321 if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
323 EAP_TTLS_AUTH_MSCHAPV2;
326 wpa_printf(MSG_ERROR, "Unsupported EAP type "
327 "'%s' on line %d in '%s'",
333 if (num_methods >= EAP_USER_MAX_METHODS)
340 if (num_methods == 0 && user->ttls_auth == 0) {
341 wpa_printf(MSG_ERROR, "No EAP types configured on "
342 "line %d in '%s'", line, fname);
349 while (*pos == ' ' || *pos == '\t')
354 if (os_strncmp(pos, "[ver=0]", 7) == 0) {
355 user->force_version = 0;
359 if (os_strncmp(pos, "[ver=1]", 7) == 0) {
360 user->force_version = 1;
364 if (os_strncmp(pos, "[2]", 3) == 0) {
372 while (*pos != '"' && *pos != '\0')
375 wpa_printf(MSG_ERROR, "Invalid EAP password "
376 "(no \" in end) on line %d in '%s'",
381 user->password = os_malloc(pos - start);
382 if (user->password == NULL) {
383 wpa_printf(MSG_ERROR, "Failed to allocate "
384 "memory for EAP password");
387 os_memcpy(user->password, start, pos - start);
388 user->password_len = pos - start;
391 } else if (os_strncmp(pos, "hash:", 5) == 0) {
394 while (*pos2 != '\0' && *pos2 != ' ' &&
395 *pos2 != '\t' && *pos2 != '#')
397 if (pos2 - pos != 32) {
398 wpa_printf(MSG_ERROR, "Invalid password hash "
399 "on line %d in '%s'", line, fname);
402 user->password = os_malloc(16);
403 if (user->password == NULL) {
404 wpa_printf(MSG_ERROR, "Failed to allocate "
405 "memory for EAP password hash");
408 if (hexstr2bin(pos, user->password, 16) < 0) {
409 wpa_printf(MSG_ERROR, "Invalid hash password "
410 "on line %d in '%s'", line, fname);
413 user->password_len = 16;
414 user->password_hash = 1;
418 while (*pos2 != '\0' && *pos2 != ' ' &&
419 *pos2 != '\t' && *pos2 != '#')
421 if ((pos2 - pos) & 1) {
422 wpa_printf(MSG_ERROR, "Invalid hex password "
423 "on line %d in '%s'", line, fname);
426 user->password = os_malloc((pos2 - pos) / 2);
427 if (user->password == NULL) {
428 wpa_printf(MSG_ERROR, "Failed to allocate "
429 "memory for EAP password");
432 if (hexstr2bin(pos, user->password,
433 (pos2 - pos) / 2) < 0) {
434 wpa_printf(MSG_ERROR, "Invalid hex password "
435 "on line %d in '%s'", line, fname);
438 user->password_len = (pos2 - pos) / 2;
442 while (*pos == ' ' || *pos == '\t')
444 if (os_strncmp(pos, "[2]", 3) == 0) {
450 tail = conf->eap_user = user;
459 os_free(user->password);
460 os_free(user->identity);
471 #endif /* EAP_SERVER */
474 #ifndef CONFIG_NO_RADIUS
476 hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
477 int *num_server, const char *val, int def_port,
478 struct hostapd_radius_server **curr_serv)
480 struct hostapd_radius_server *nserv;
482 static int server_index = 1;
484 nserv = os_realloc(*server, (*num_server + 1) * sizeof(*nserv));
489 nserv = &nserv[*num_server];
491 (*curr_serv) = nserv;
493 os_memset(nserv, 0, sizeof(*nserv));
494 nserv->port = def_port;
495 ret = hostapd_parse_ip_addr(val, &nserv->addr);
496 nserv->index = server_index++;
500 #endif /* CONFIG_NO_RADIUS */
503 static int hostapd_config_parse_key_mgmt(int line, const char *value)
506 char *start, *end, *buf;
508 buf = os_strdup(value);
513 while (*start != '\0') {
514 while (*start == ' ' || *start == '\t')
519 while (*end != ' ' && *end != '\t' && *end != '\0')
523 if (os_strcmp(start, "WPA-PSK") == 0)
524 val |= WPA_KEY_MGMT_PSK;
525 else if (os_strcmp(start, "WPA-EAP") == 0)
526 val |= WPA_KEY_MGMT_IEEE8021X;
527 #ifdef CONFIG_IEEE80211R
528 else if (os_strcmp(start, "FT-PSK") == 0)
529 val |= WPA_KEY_MGMT_FT_PSK;
530 else if (os_strcmp(start, "FT-EAP") == 0)
531 val |= WPA_KEY_MGMT_FT_IEEE8021X;
532 #endif /* CONFIG_IEEE80211R */
533 #ifdef CONFIG_IEEE80211W
534 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
535 val |= WPA_KEY_MGMT_PSK_SHA256;
536 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
537 val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
538 #endif /* CONFIG_IEEE80211W */
540 wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
553 wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
554 "configured.", line);
562 static int hostapd_config_parse_cipher(int line, const char *value)
565 char *start, *end, *buf;
567 buf = os_strdup(value);
572 while (*start != '\0') {
573 while (*start == ' ' || *start == '\t')
578 while (*end != ' ' && *end != '\t' && *end != '\0')
582 if (os_strcmp(start, "CCMP") == 0)
583 val |= WPA_CIPHER_CCMP;
584 else if (os_strcmp(start, "TKIP") == 0)
585 val |= WPA_CIPHER_TKIP;
586 else if (os_strcmp(start, "WEP104") == 0)
587 val |= WPA_CIPHER_WEP104;
588 else if (os_strcmp(start, "WEP40") == 0)
589 val |= WPA_CIPHER_WEP40;
590 else if (os_strcmp(start, "NONE") == 0)
591 val |= WPA_CIPHER_NONE;
593 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
606 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
614 static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
617 size_t len = os_strlen(val);
619 if (keyidx < 0 || keyidx > 3 || wep->key[keyidx] != NULL)
623 if (len < 2 || val[len - 1] != '"')
626 wep->key[keyidx] = os_malloc(len);
627 if (wep->key[keyidx] == NULL)
629 os_memcpy(wep->key[keyidx], val + 1, len);
630 wep->len[keyidx] = len;
635 wep->key[keyidx] = os_malloc(len);
636 if (wep->key[keyidx] == NULL)
638 wep->len[keyidx] = len;
639 if (hexstr2bin(val, wep->key[keyidx], len) < 0)
649 static int hostapd_parse_rates(int **rate_list, char *val)
660 while (*pos != '\0') {
666 list = os_malloc(sizeof(int) * (count + 2));
671 while (*pos != '\0') {
672 end = os_strchr(pos, ' ');
676 list[count++] = atoi(pos);
688 static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
690 struct hostapd_bss_config *bss;
695 bss = os_realloc(conf->bss, (conf->num_bss + 1) *
696 sizeof(struct hostapd_bss_config));
698 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
704 bss = &(conf->bss[conf->num_bss]);
705 os_memset(bss, 0, sizeof(*bss));
706 bss->radius = os_zalloc(sizeof(*bss->radius));
707 if (bss->radius == NULL) {
708 wpa_printf(MSG_ERROR, "Failed to allocate memory for "
709 "multi-BSS RADIUS data");
714 conf->last_bss = bss;
716 hostapd_config_defaults_bss(bss);
717 os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
718 os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
724 /* convert floats with one decimal place to value*10 int, i.e.,
725 * "1.5" will return 15 */
726 static int hostapd_config_read_int10(const char *value)
732 pos = os_strchr(value, '.');
736 if (*pos >= '0' && *pos <= '9')
744 static int valid_cw(int cw)
746 return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
747 cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023);
752 IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
753 IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
754 IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
755 IEEE80211_TX_QUEUE_DATA3 = 3, /* used for EDCA AC_BK data */
756 IEEE80211_TX_QUEUE_DATA4 = 4,
757 IEEE80211_TX_QUEUE_AFTER_BEACON = 6,
758 IEEE80211_TX_QUEUE_BEACON = 7
761 static int hostapd_config_tx_queue(struct hostapd_config *conf, char *name,
766 struct hostapd_tx_queue_params *queue;
768 /* skip 'tx_queue_' prefix */
770 if (os_strncmp(pos, "data", 4) == 0 &&
771 pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
774 } else if (os_strncmp(pos, "after_beacon_", 13) == 0) {
775 num = IEEE80211_TX_QUEUE_AFTER_BEACON;
777 } else if (os_strncmp(pos, "beacon_", 7) == 0) {
778 num = IEEE80211_TX_QUEUE_BEACON;
781 wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
785 queue = &conf->tx_queue[num];
787 if (os_strcmp(pos, "aifs") == 0) {
788 queue->aifs = atoi(val);
789 if (queue->aifs < 0 || queue->aifs > 255) {
790 wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
794 } else if (os_strcmp(pos, "cwmin") == 0) {
795 queue->cwmin = atoi(val);
796 if (!valid_cw(queue->cwmin)) {
797 wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
801 } else if (os_strcmp(pos, "cwmax") == 0) {
802 queue->cwmax = atoi(val);
803 if (!valid_cw(queue->cwmax)) {
804 wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
808 } else if (os_strcmp(pos, "burst") == 0) {
809 queue->burst = hostapd_config_read_int10(val);
811 wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
815 queue->configured = 1;
821 static int hostapd_config_wmm_ac(struct hostapd_config *conf, char *name,
826 struct hostapd_wmm_ac_params *ac;
828 /* skip 'wme_ac_' or 'wmm_ac_' prefix */
830 if (os_strncmp(pos, "be_", 3) == 0) {
833 } else if (os_strncmp(pos, "bk_", 3) == 0) {
836 } else if (os_strncmp(pos, "vi_", 3) == 0) {
839 } else if (os_strncmp(pos, "vo_", 3) == 0) {
843 wpa_printf(MSG_ERROR, "Unknown WMM name '%s'", pos);
847 ac = &conf->wmm_ac_params[num];
849 if (os_strcmp(pos, "aifs") == 0) {
851 if (v < 1 || v > 255) {
852 wpa_printf(MSG_ERROR, "Invalid AIFS value %d", v);
856 } else if (os_strcmp(pos, "cwmin") == 0) {
858 if (v < 0 || v > 12) {
859 wpa_printf(MSG_ERROR, "Invalid cwMin value %d", v);
863 } else if (os_strcmp(pos, "cwmax") == 0) {
865 if (v < 0 || v > 12) {
866 wpa_printf(MSG_ERROR, "Invalid cwMax value %d", v);
870 } else if (os_strcmp(pos, "txop_limit") == 0) {
872 if (v < 0 || v > 0xffff) {
873 wpa_printf(MSG_ERROR, "Invalid txop value %d", v);
877 } else if (os_strcmp(pos, "acm") == 0) {
879 if (v < 0 || v > 1) {
880 wpa_printf(MSG_ERROR, "Invalid acm value %d", v);
883 ac->admission_control_mandatory = v;
885 wpa_printf(MSG_ERROR, "Unknown wmm_ac_ field '%s'", pos);
893 #ifdef CONFIG_IEEE80211R
894 static int add_r0kh(struct hostapd_bss_config *bss, char *value)
896 struct ft_remote_r0kh *r0kh;
899 r0kh = os_zalloc(sizeof(*r0kh));
903 /* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
905 next = os_strchr(pos, ' ');
908 if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
909 wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
915 next = os_strchr(pos, ' ');
918 if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
919 wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
923 r0kh->id_len = next - pos - 1;
924 os_memcpy(r0kh->id, pos, r0kh->id_len);
927 if (hexstr2bin(pos, r0kh->key, sizeof(r0kh->key))) {
928 wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
933 r0kh->next = bss->r0kh_list;
934 bss->r0kh_list = r0kh;
940 static int add_r1kh(struct hostapd_bss_config *bss, char *value)
942 struct ft_remote_r1kh *r1kh;
945 r1kh = os_zalloc(sizeof(*r1kh));
949 /* 02:01:02:03:04:05 02:01:02:03:04:05
950 * 000102030405060708090a0b0c0d0e0f */
952 next = os_strchr(pos, ' ');
955 if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
956 wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
962 next = os_strchr(pos, ' ');
965 if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
966 wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
972 if (hexstr2bin(pos, r1kh->key, sizeof(r1kh->key))) {
973 wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
978 r1kh->next = bss->r1kh_list;
979 bss->r1kh_list = r1kh;
983 #endif /* CONFIG_IEEE80211R */
986 #ifdef CONFIG_IEEE80211N
987 static int hostapd_config_ht_capab(struct hostapd_config *conf,
990 if (os_strstr(capab, "[LDPC]"))
991 conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
992 if (os_strstr(capab, "[HT40-]")) {
993 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
994 conf->secondary_channel = -1;
996 if (os_strstr(capab, "[HT40+]")) {
997 conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
998 conf->secondary_channel = 1;
1000 if (os_strstr(capab, "[SMPS-STATIC]")) {
1001 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1002 conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
1004 if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
1005 conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
1006 conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
1008 if (os_strstr(capab, "[GF]"))
1009 conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
1010 if (os_strstr(capab, "[SHORT-GI-20]"))
1011 conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
1012 if (os_strstr(capab, "[SHORT-GI-40]"))
1013 conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
1014 if (os_strstr(capab, "[TX-STBC]"))
1015 conf->ht_capab |= HT_CAP_INFO_TX_STBC;
1016 if (os_strstr(capab, "[RX-STBC1]")) {
1017 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1018 conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
1020 if (os_strstr(capab, "[RX-STBC12]")) {
1021 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1022 conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
1024 if (os_strstr(capab, "[RX-STBC123]")) {
1025 conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
1026 conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
1028 if (os_strstr(capab, "[DELAYED-BA]"))
1029 conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
1030 if (os_strstr(capab, "[MAX-AMSDU-7935]"))
1031 conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
1032 if (os_strstr(capab, "[DSSS_CCK-40]"))
1033 conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
1034 if (os_strstr(capab, "[PSMP]"))
1035 conf->ht_capab |= HT_CAP_INFO_PSMP_SUPP;
1036 if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
1037 conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
1041 #endif /* CONFIG_IEEE80211N */
1044 static int hostapd_config_check_bss(struct hostapd_bss_config *bss,
1045 struct hostapd_config *conf)
1047 if (bss->ieee802_1x && !bss->eap_server &&
1048 !bss->radius->auth_servers) {
1049 wpa_printf(MSG_ERROR, "Invalid IEEE 802.1X configuration (no "
1050 "EAP authenticator configured).");
1054 if (bss->wpa && (bss->wpa_key_mgmt & WPA_KEY_MGMT_PSK) &&
1055 bss->ssid.wpa_psk == NULL && bss->ssid.wpa_passphrase == NULL &&
1056 bss->ssid.wpa_psk_file == NULL) {
1057 wpa_printf(MSG_ERROR, "WPA-PSK enabled, but PSK or passphrase "
1058 "is not configured.");
1062 if (hostapd_mac_comp_empty(bss->bssid) != 0) {
1065 for (i = 0; i < conf->num_bss; i++) {
1066 if ((&conf->bss[i] != bss) &&
1067 (hostapd_mac_comp(conf->bss[i].bssid,
1068 bss->bssid) == 0)) {
1069 wpa_printf(MSG_ERROR, "Duplicate BSSID " MACSTR
1070 " on interface '%s' and '%s'.",
1071 MAC2STR(bss->bssid),
1072 conf->bss[i].iface, bss->iface);
1078 #ifdef CONFIG_IEEE80211R
1079 if ((bss->wpa_key_mgmt &
1080 (WPA_KEY_MGMT_FT_PSK | WPA_KEY_MGMT_FT_IEEE8021X)) &&
1081 (bss->nas_identifier == NULL ||
1082 os_strlen(bss->nas_identifier) < 1 ||
1083 os_strlen(bss->nas_identifier) > FT_R0KH_ID_MAX_LEN)) {
1084 wpa_printf(MSG_ERROR, "FT (IEEE 802.11r) requires "
1085 "nas_identifier to be configured as a 1..48 octet "
1089 #endif /* CONFIG_IEEE80211R */
1091 #ifdef CONFIG_IEEE80211N
1092 if (conf->ieee80211n && bss->wpa &&
1093 !(bss->wpa_pairwise & WPA_CIPHER_CCMP) &&
1094 !(bss->rsn_pairwise & WPA_CIPHER_CCMP)) {
1095 wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) with WPA/WPA2 "
1096 "requires CCMP to be enabled");
1099 #endif /* CONFIG_IEEE80211N */
1105 static int hostapd_config_check(struct hostapd_config *conf)
1109 if (conf->ieee80211d && (!conf->country[0] || !conf->country[1])) {
1110 wpa_printf(MSG_ERROR, "Cannot enable IEEE 802.11d without "
1111 "setting the country_code");
1115 for (i = 0; i < conf->num_bss; i++) {
1116 if (hostapd_config_check_bss(&conf->bss[i], conf))
1125 * hostapd_config_read - Read and parse a configuration file
1126 * @fname: Configuration file name (including path, if needed)
1127 * Returns: Allocated configuration data structure
1129 struct hostapd_config * hostapd_config_read(const char *fname)
1131 struct hostapd_config *conf;
1132 struct hostapd_bss_config *bss;
1134 char buf[256], *pos;
1140 f = fopen(fname, "r");
1142 wpa_printf(MSG_ERROR, "Could not open configuration file '%s' "
1143 "for reading.", fname);
1147 conf = hostapd_config_defaults();
1153 /* set default driver based on configuration */
1154 conf->driver = wpa_drivers[0];
1155 if (conf->driver == NULL) {
1156 wpa_printf(MSG_ERROR, "No driver wrappers registered!");
1157 hostapd_config_free(conf);
1162 bss = conf->last_bss = conf->bss;
1164 while (fgets(buf, sizeof(buf), f)) {
1165 bss = conf->last_bss;
1171 while (*pos != '\0') {
1181 pos = os_strchr(buf, '=');
1183 wpa_printf(MSG_ERROR, "Line %d: invalid line '%s'",
1191 if (os_strcmp(buf, "interface") == 0) {
1192 os_strlcpy(conf->bss[0].iface, pos,
1193 sizeof(conf->bss[0].iface));
1194 } else if (os_strcmp(buf, "bridge") == 0) {
1195 os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
1196 } else if (os_strcmp(buf, "driver") == 0) {
1198 /* clear to get error below if setting is invalid */
1199 conf->driver = NULL;
1200 for (j = 0; wpa_drivers[j]; j++) {
1201 if (os_strcmp(pos, wpa_drivers[j]->name) == 0)
1203 conf->driver = wpa_drivers[j];
1207 if (conf->driver == NULL) {
1208 wpa_printf(MSG_ERROR, "Line %d: invalid/"
1209 "unknown driver '%s'", line, pos);
1212 } else if (os_strcmp(buf, "debug") == 0) {
1213 wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' "
1214 "configuration variable is not used "
1216 } else if (os_strcmp(buf, "logger_syslog_level") == 0) {
1217 bss->logger_syslog_level = atoi(pos);
1218 } else if (os_strcmp(buf, "logger_stdout_level") == 0) {
1219 bss->logger_stdout_level = atoi(pos);
1220 } else if (os_strcmp(buf, "logger_syslog") == 0) {
1221 bss->logger_syslog = atoi(pos);
1222 } else if (os_strcmp(buf, "logger_stdout") == 0) {
1223 bss->logger_stdout = atoi(pos);
1224 } else if (os_strcmp(buf, "dump_file") == 0) {
1225 bss->dump_log_name = os_strdup(pos);
1226 } else if (os_strcmp(buf, "ssid") == 0) {
1227 bss->ssid.ssid_len = os_strlen(pos);
1228 if (bss->ssid.ssid_len > HOSTAPD_MAX_SSID_LEN ||
1229 bss->ssid.ssid_len < 1) {
1230 wpa_printf(MSG_ERROR, "Line %d: invalid SSID "
1234 os_memcpy(bss->ssid.ssid, pos,
1235 bss->ssid.ssid_len);
1236 bss->ssid.ssid[bss->ssid.ssid_len] = '\0';
1237 bss->ssid.ssid_set = 1;
1239 } else if (os_strcmp(buf, "macaddr_acl") == 0) {
1240 bss->macaddr_acl = atoi(pos);
1241 if (bss->macaddr_acl != ACCEPT_UNLESS_DENIED &&
1242 bss->macaddr_acl != DENY_UNLESS_ACCEPTED &&
1243 bss->macaddr_acl != USE_EXTERNAL_RADIUS_AUTH) {
1244 wpa_printf(MSG_ERROR, "Line %d: unknown "
1246 line, bss->macaddr_acl);
1248 } else if (os_strcmp(buf, "accept_mac_file") == 0) {
1249 if (hostapd_config_read_maclist(pos, &bss->accept_mac,
1250 &bss->num_accept_mac))
1252 wpa_printf(MSG_ERROR, "Line %d: Failed to "
1253 "read accept_mac_file '%s'",
1257 } else if (os_strcmp(buf, "deny_mac_file") == 0) {
1258 if (hostapd_config_read_maclist(pos, &bss->deny_mac,
1259 &bss->num_deny_mac)) {
1260 wpa_printf(MSG_ERROR, "Line %d: Failed to "
1261 "read deny_mac_file '%s'",
1265 } else if (os_strcmp(buf, "wds_sta") == 0) {
1266 bss->wds_sta = atoi(pos);
1267 } else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
1268 bss->ap_max_inactivity = atoi(pos);
1269 } else if (os_strcmp(buf, "country_code") == 0) {
1270 os_memcpy(conf->country, pos, 2);
1271 /* FIX: make this configurable */
1272 conf->country[2] = ' ';
1273 } else if (os_strcmp(buf, "ieee80211d") == 0) {
1274 conf->ieee80211d = atoi(pos);
1275 } else if (os_strcmp(buf, "ieee8021x") == 0) {
1276 bss->ieee802_1x = atoi(pos);
1277 } else if (os_strcmp(buf, "eapol_version") == 0) {
1278 bss->eapol_version = atoi(pos);
1279 if (bss->eapol_version < 1 ||
1280 bss->eapol_version > 2) {
1281 wpa_printf(MSG_ERROR, "Line %d: invalid EAPOL "
1282 "version (%d): '%s'.",
1283 line, bss->eapol_version, pos);
1286 wpa_printf(MSG_DEBUG, "eapol_version=%d",
1287 bss->eapol_version);
1289 } else if (os_strcmp(buf, "eap_authenticator") == 0) {
1290 bss->eap_server = atoi(pos);
1291 wpa_printf(MSG_ERROR, "Line %d: obsolete "
1292 "eap_authenticator used; this has been "
1293 "renamed to eap_server", line);
1294 } else if (os_strcmp(buf, "eap_server") == 0) {
1295 bss->eap_server = atoi(pos);
1296 } else if (os_strcmp(buf, "eap_user_file") == 0) {
1297 if (hostapd_config_read_eap_user(pos, bss))
1299 } else if (os_strcmp(buf, "ca_cert") == 0) {
1300 os_free(bss->ca_cert);
1301 bss->ca_cert = os_strdup(pos);
1302 } else if (os_strcmp(buf, "server_cert") == 0) {
1303 os_free(bss->server_cert);
1304 bss->server_cert = os_strdup(pos);
1305 } else if (os_strcmp(buf, "private_key") == 0) {
1306 os_free(bss->private_key);
1307 bss->private_key = os_strdup(pos);
1308 } else if (os_strcmp(buf, "private_key_passwd") == 0) {
1309 os_free(bss->private_key_passwd);
1310 bss->private_key_passwd = os_strdup(pos);
1311 } else if (os_strcmp(buf, "check_crl") == 0) {
1312 bss->check_crl = atoi(pos);
1313 } else if (os_strcmp(buf, "dh_file") == 0) {
1314 os_free(bss->dh_file);
1315 bss->dh_file = os_strdup(pos);
1316 #ifdef EAP_SERVER_FAST
1317 } else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
1318 os_free(bss->pac_opaque_encr_key);
1319 bss->pac_opaque_encr_key = os_malloc(16);
1320 if (bss->pac_opaque_encr_key == NULL) {
1321 wpa_printf(MSG_ERROR, "Line %d: No memory for "
1322 "pac_opaque_encr_key", line);
1324 } else if (hexstr2bin(pos, bss->pac_opaque_encr_key,
1326 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1327 "pac_opaque_encr_key", line);
1330 } else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
1331 size_t idlen = os_strlen(pos);
1333 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1334 "eap_fast_a_id", line);
1337 os_free(bss->eap_fast_a_id);
1338 bss->eap_fast_a_id = os_malloc(idlen / 2);
1339 if (bss->eap_fast_a_id == NULL ||
1340 hexstr2bin(pos, bss->eap_fast_a_id,
1342 wpa_printf(MSG_ERROR, "Line %d: "
1344 "eap_fast_a_id", line);
1347 bss->eap_fast_a_id_len = idlen / 2;
1349 } else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
1350 os_free(bss->eap_fast_a_id_info);
1351 bss->eap_fast_a_id_info = os_strdup(pos);
1352 } else if (os_strcmp(buf, "eap_fast_prov") == 0) {
1353 bss->eap_fast_prov = atoi(pos);
1354 } else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
1355 bss->pac_key_lifetime = atoi(pos);
1356 } else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
1357 bss->pac_key_refresh_time = atoi(pos);
1358 #endif /* EAP_SERVER_FAST */
1359 #ifdef EAP_SERVER_SIM
1360 } else if (os_strcmp(buf, "eap_sim_db") == 0) {
1361 os_free(bss->eap_sim_db);
1362 bss->eap_sim_db = os_strdup(pos);
1363 } else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
1364 bss->eap_sim_aka_result_ind = atoi(pos);
1365 #endif /* EAP_SERVER_SIM */
1366 #ifdef EAP_SERVER_TNC
1367 } else if (os_strcmp(buf, "tnc") == 0) {
1368 bss->tnc = atoi(pos);
1369 #endif /* EAP_SERVER_TNC */
1370 #endif /* EAP_SERVER */
1371 } else if (os_strcmp(buf, "eap_message") == 0) {
1373 bss->eap_req_id_text = os_strdup(pos);
1374 if (bss->eap_req_id_text == NULL) {
1375 wpa_printf(MSG_ERROR, "Line %d: Failed to "
1376 "allocate memory for "
1377 "eap_req_id_text", line);
1381 bss->eap_req_id_text_len =
1382 os_strlen(bss->eap_req_id_text);
1383 term = os_strstr(bss->eap_req_id_text, "\\0");
1386 os_memmove(term, term + 1,
1387 bss->eap_req_id_text_len -
1388 (term - bss->eap_req_id_text) - 1);
1389 bss->eap_req_id_text_len--;
1391 } else if (os_strcmp(buf, "wep_key_len_broadcast") == 0) {
1392 bss->default_wep_key_len = atoi(pos);
1393 if (bss->default_wep_key_len > 13) {
1394 wpa_printf(MSG_ERROR, "Line %d: invalid WEP "
1395 "key len %lu (= %lu bits)", line,
1397 bss->default_wep_key_len,
1399 bss->default_wep_key_len * 8);
1402 } else if (os_strcmp(buf, "wep_key_len_unicast") == 0) {
1403 bss->individual_wep_key_len = atoi(pos);
1404 if (bss->individual_wep_key_len < 0 ||
1405 bss->individual_wep_key_len > 13) {
1406 wpa_printf(MSG_ERROR, "Line %d: invalid WEP "
1407 "key len %d (= %d bits)", line,
1408 bss->individual_wep_key_len,
1409 bss->individual_wep_key_len * 8);
1412 } else if (os_strcmp(buf, "wep_rekey_period") == 0) {
1413 bss->wep_rekeying_period = atoi(pos);
1414 if (bss->wep_rekeying_period < 0) {
1415 wpa_printf(MSG_ERROR, "Line %d: invalid "
1417 line, bss->wep_rekeying_period);
1420 } else if (os_strcmp(buf, "eap_reauth_period") == 0) {
1421 bss->eap_reauth_period = atoi(pos);
1422 if (bss->eap_reauth_period < 0) {
1423 wpa_printf(MSG_ERROR, "Line %d: invalid "
1425 line, bss->eap_reauth_period);
1428 } else if (os_strcmp(buf, "eapol_key_index_workaround") == 0) {
1429 bss->eapol_key_index_workaround = atoi(pos);
1431 } else if (os_strcmp(buf, "iapp_interface") == 0) {
1432 bss->ieee802_11f = 1;
1433 os_strlcpy(bss->iapp_iface, pos,
1434 sizeof(bss->iapp_iface));
1435 #endif /* CONFIG_IAPP */
1436 } else if (os_strcmp(buf, "own_ip_addr") == 0) {
1437 if (hostapd_parse_ip_addr(pos, &bss->own_ip_addr)) {
1438 wpa_printf(MSG_ERROR, "Line %d: invalid IP "
1439 "address '%s'", line, pos);
1442 } else if (os_strcmp(buf, "nas_identifier") == 0) {
1443 bss->nas_identifier = os_strdup(pos);
1444 #ifndef CONFIG_NO_RADIUS
1445 } else if (os_strcmp(buf, "auth_server_addr") == 0) {
1446 if (hostapd_config_read_radius_addr(
1447 &bss->radius->auth_servers,
1448 &bss->radius->num_auth_servers, pos, 1812,
1449 &bss->radius->auth_server)) {
1450 wpa_printf(MSG_ERROR, "Line %d: invalid IP "
1451 "address '%s'", line, pos);
1454 } else if (bss->radius->auth_server &&
1455 os_strcmp(buf, "auth_server_port") == 0) {
1456 bss->radius->auth_server->port = atoi(pos);
1457 } else if (bss->radius->auth_server &&
1458 os_strcmp(buf, "auth_server_shared_secret") == 0) {
1459 int len = os_strlen(pos);
1461 /* RFC 2865, Ch. 3 */
1462 wpa_printf(MSG_ERROR, "Line %d: empty shared "
1463 "secret is not allowed.", line);
1466 bss->radius->auth_server->shared_secret =
1467 (u8 *) os_strdup(pos);
1468 bss->radius->auth_server->shared_secret_len = len;
1469 } else if (os_strcmp(buf, "acct_server_addr") == 0) {
1470 if (hostapd_config_read_radius_addr(
1471 &bss->radius->acct_servers,
1472 &bss->radius->num_acct_servers, pos, 1813,
1473 &bss->radius->acct_server)) {
1474 wpa_printf(MSG_ERROR, "Line %d: invalid IP "
1475 "address '%s'", line, pos);
1478 } else if (bss->radius->acct_server &&
1479 os_strcmp(buf, "acct_server_port") == 0) {
1480 bss->radius->acct_server->port = atoi(pos);
1481 } else if (bss->radius->acct_server &&
1482 os_strcmp(buf, "acct_server_shared_secret") == 0) {
1483 int len = os_strlen(pos);
1485 /* RFC 2865, Ch. 3 */
1486 wpa_printf(MSG_ERROR, "Line %d: empty shared "
1487 "secret is not allowed.", line);
1490 bss->radius->acct_server->shared_secret =
1491 (u8 *) os_strdup(pos);
1492 bss->radius->acct_server->shared_secret_len = len;
1493 } else if (os_strcmp(buf, "radius_retry_primary_interval") ==
1495 bss->radius->retry_primary_interval = atoi(pos);
1496 } else if (os_strcmp(buf, "radius_acct_interim_interval") == 0)
1498 bss->acct_interim_interval = atoi(pos);
1499 #endif /* CONFIG_NO_RADIUS */
1500 } else if (os_strcmp(buf, "auth_algs") == 0) {
1501 bss->auth_algs = atoi(pos);
1502 if (bss->auth_algs == 0) {
1503 wpa_printf(MSG_ERROR, "Line %d: no "
1504 "authentication algorithms allowed",
1508 } else if (os_strcmp(buf, "max_num_sta") == 0) {
1509 bss->max_num_sta = atoi(pos);
1510 if (bss->max_num_sta < 0 ||
1511 bss->max_num_sta > MAX_STA_COUNT) {
1512 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1513 "max_num_sta=%d; allowed range "
1514 "0..%d", line, bss->max_num_sta,
1518 } else if (os_strcmp(buf, "wpa") == 0) {
1519 bss->wpa = atoi(pos);
1520 } else if (os_strcmp(buf, "wpa_group_rekey") == 0) {
1521 bss->wpa_group_rekey = atoi(pos);
1522 } else if (os_strcmp(buf, "wpa_strict_rekey") == 0) {
1523 bss->wpa_strict_rekey = atoi(pos);
1524 } else if (os_strcmp(buf, "wpa_gmk_rekey") == 0) {
1525 bss->wpa_gmk_rekey = atoi(pos);
1526 } else if (os_strcmp(buf, "wpa_ptk_rekey") == 0) {
1527 bss->wpa_ptk_rekey = atoi(pos);
1528 } else if (os_strcmp(buf, "wpa_passphrase") == 0) {
1529 int len = os_strlen(pos);
1530 if (len < 8 || len > 63) {
1531 wpa_printf(MSG_ERROR, "Line %d: invalid WPA "
1532 "passphrase length %d (expected "
1533 "8..63)", line, len);
1536 os_free(bss->ssid.wpa_passphrase);
1537 bss->ssid.wpa_passphrase = os_strdup(pos);
1539 } else if (os_strcmp(buf, "wpa_psk") == 0) {
1540 os_free(bss->ssid.wpa_psk);
1542 os_zalloc(sizeof(struct hostapd_wpa_psk));
1543 if (bss->ssid.wpa_psk == NULL)
1545 else if (hexstr2bin(pos, bss->ssid.wpa_psk->psk,
1547 pos[PMK_LEN * 2] != '\0') {
1548 wpa_printf(MSG_ERROR, "Line %d: Invalid PSK "
1549 "'%s'.", line, pos);
1552 bss->ssid.wpa_psk->group = 1;
1554 } else if (os_strcmp(buf, "wpa_psk_file") == 0) {
1555 os_free(bss->ssid.wpa_psk_file);
1556 bss->ssid.wpa_psk_file = os_strdup(pos);
1557 if (!bss->ssid.wpa_psk_file) {
1558 wpa_printf(MSG_ERROR, "Line %d: allocation "
1562 } else if (os_strcmp(buf, "wpa_key_mgmt") == 0) {
1564 hostapd_config_parse_key_mgmt(line, pos);
1565 if (bss->wpa_key_mgmt == -1)
1567 } else if (os_strcmp(buf, "wpa_pairwise") == 0) {
1569 hostapd_config_parse_cipher(line, pos);
1570 if (bss->wpa_pairwise == -1 ||
1571 bss->wpa_pairwise == 0)
1573 else if (bss->wpa_pairwise &
1574 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 |
1575 WPA_CIPHER_WEP104)) {
1576 wpa_printf(MSG_ERROR, "Line %d: unsupported "
1577 "pairwise cipher suite '%s'",
1578 bss->wpa_pairwise, pos);
1581 } else if (os_strcmp(buf, "rsn_pairwise") == 0) {
1583 hostapd_config_parse_cipher(line, pos);
1584 if (bss->rsn_pairwise == -1 ||
1585 bss->rsn_pairwise == 0)
1587 else if (bss->rsn_pairwise &
1588 (WPA_CIPHER_NONE | WPA_CIPHER_WEP40 |
1589 WPA_CIPHER_WEP104)) {
1590 wpa_printf(MSG_ERROR, "Line %d: unsupported "
1591 "pairwise cipher suite '%s'",
1592 bss->rsn_pairwise, pos);
1595 #ifdef CONFIG_RSN_PREAUTH
1596 } else if (os_strcmp(buf, "rsn_preauth") == 0) {
1597 bss->rsn_preauth = atoi(pos);
1598 } else if (os_strcmp(buf, "rsn_preauth_interfaces") == 0) {
1599 bss->rsn_preauth_interfaces = os_strdup(pos);
1600 #endif /* CONFIG_RSN_PREAUTH */
1601 #ifdef CONFIG_PEERKEY
1602 } else if (os_strcmp(buf, "peerkey") == 0) {
1603 bss->peerkey = atoi(pos);
1604 #endif /* CONFIG_PEERKEY */
1605 #ifdef CONFIG_IEEE80211R
1606 } else if (os_strcmp(buf, "mobility_domain") == 0) {
1607 if (os_strlen(pos) != 2 * MOBILITY_DOMAIN_ID_LEN ||
1608 hexstr2bin(pos, bss->mobility_domain,
1609 MOBILITY_DOMAIN_ID_LEN) != 0) {
1610 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1611 "mobility_domain '%s'", line, pos);
1615 } else if (os_strcmp(buf, "r1_key_holder") == 0) {
1616 if (os_strlen(pos) != 2 * FT_R1KH_ID_LEN ||
1617 hexstr2bin(pos, bss->r1_key_holder,
1618 FT_R1KH_ID_LEN) != 0) {
1619 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1620 "r1_key_holder '%s'", line, pos);
1624 } else if (os_strcmp(buf, "r0_key_lifetime") == 0) {
1625 bss->r0_key_lifetime = atoi(pos);
1626 } else if (os_strcmp(buf, "reassociation_deadline") == 0) {
1627 bss->reassociation_deadline = atoi(pos);
1628 } else if (os_strcmp(buf, "r0kh") == 0) {
1629 if (add_r0kh(bss, pos) < 0) {
1630 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1631 "r0kh '%s'", line, pos);
1635 } else if (os_strcmp(buf, "r1kh") == 0) {
1636 if (add_r1kh(bss, pos) < 0) {
1637 wpa_printf(MSG_DEBUG, "Line %d: Invalid "
1638 "r1kh '%s'", line, pos);
1642 } else if (os_strcmp(buf, "pmk_r1_push") == 0) {
1643 bss->pmk_r1_push = atoi(pos);
1644 #endif /* CONFIG_IEEE80211R */
1645 #ifndef CONFIG_NO_CTRL_IFACE
1646 } else if (os_strcmp(buf, "ctrl_interface") == 0) {
1647 os_free(bss->ctrl_interface);
1648 bss->ctrl_interface = os_strdup(pos);
1649 } else if (os_strcmp(buf, "ctrl_interface_group") == 0) {
1650 #ifndef CONFIG_NATIVE_WINDOWS
1653 const char *group = pos;
1655 grp = getgrnam(group);
1657 bss->ctrl_interface_gid = grp->gr_gid;
1658 bss->ctrl_interface_gid_set = 1;
1659 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d"
1660 " (from group name '%s')",
1661 bss->ctrl_interface_gid, group);
1665 /* Group name not found - try to parse this as gid */
1666 bss->ctrl_interface_gid = strtol(group, &endp, 10);
1667 if (*group == '\0' || *endp != '\0') {
1668 wpa_printf(MSG_DEBUG, "Line %d: Invalid group "
1669 "'%s'", line, group);
1673 bss->ctrl_interface_gid_set = 1;
1674 wpa_printf(MSG_DEBUG, "ctrl_interface_group=%d",
1675 bss->ctrl_interface_gid);
1676 #endif /* CONFIG_NATIVE_WINDOWS */
1677 #endif /* CONFIG_NO_CTRL_IFACE */
1678 #ifdef RADIUS_SERVER
1679 } else if (os_strcmp(buf, "radius_server_clients") == 0) {
1680 os_free(bss->radius_server_clients);
1681 bss->radius_server_clients = os_strdup(pos);
1682 } else if (os_strcmp(buf, "radius_server_auth_port") == 0) {
1683 bss->radius_server_auth_port = atoi(pos);
1684 } else if (os_strcmp(buf, "radius_server_ipv6") == 0) {
1685 bss->radius_server_ipv6 = atoi(pos);
1686 #endif /* RADIUS_SERVER */
1687 } else if (os_strcmp(buf, "test_socket") == 0) {
1688 os_free(bss->test_socket);
1689 bss->test_socket = os_strdup(pos);
1690 } else if (os_strcmp(buf, "use_pae_group_addr") == 0) {
1691 bss->use_pae_group_addr = atoi(pos);
1692 } else if (os_strcmp(buf, "hw_mode") == 0) {
1693 if (os_strcmp(pos, "a") == 0)
1694 conf->hw_mode = HOSTAPD_MODE_IEEE80211A;
1695 else if (os_strcmp(pos, "b") == 0)
1696 conf->hw_mode = HOSTAPD_MODE_IEEE80211B;
1697 else if (os_strcmp(pos, "g") == 0)
1698 conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
1700 wpa_printf(MSG_ERROR, "Line %d: unknown "
1701 "hw_mode '%s'", line, pos);
1704 } else if (os_strcmp(buf, "channel") == 0) {
1705 conf->channel = atoi(pos);
1706 } else if (os_strcmp(buf, "beacon_int") == 0) {
1707 int val = atoi(pos);
1708 /* MIB defines range as 1..65535, but very small values
1709 * cause problems with the current implementation.
1710 * Since it is unlikely that this small numbers are
1711 * useful in real life scenarios, do not allow beacon
1712 * period to be set below 15 TU. */
1713 if (val < 15 || val > 65535) {
1714 wpa_printf(MSG_ERROR, "Line %d: invalid "
1715 "beacon_int %d (expected "
1716 "15..65535)", line, val);
1719 conf->beacon_int = val;
1720 } else if (os_strcmp(buf, "dtim_period") == 0) {
1721 bss->dtim_period = atoi(pos);
1722 if (bss->dtim_period < 1 || bss->dtim_period > 255) {
1723 wpa_printf(MSG_ERROR, "Line %d: invalid "
1725 line, bss->dtim_period);
1728 } else if (os_strcmp(buf, "rts_threshold") == 0) {
1729 conf->rts_threshold = atoi(pos);
1730 if (conf->rts_threshold < 0 ||
1731 conf->rts_threshold > 2347) {
1732 wpa_printf(MSG_ERROR, "Line %d: invalid "
1734 line, conf->rts_threshold);
1737 } else if (os_strcmp(buf, "fragm_threshold") == 0) {
1738 conf->fragm_threshold = atoi(pos);
1739 if (conf->fragm_threshold < 256 ||
1740 conf->fragm_threshold > 2346) {
1741 wpa_printf(MSG_ERROR, "Line %d: invalid "
1742 "fragm_threshold %d",
1743 line, conf->fragm_threshold);
1746 } else if (os_strcmp(buf, "send_probe_response") == 0) {
1747 int val = atoi(pos);
1748 if (val != 0 && val != 1) {
1749 wpa_printf(MSG_ERROR, "Line %d: invalid "
1750 "send_probe_response %d (expected "
1751 "0 or 1)", line, val);
1753 conf->send_probe_response = val;
1754 } else if (os_strcmp(buf, "supported_rates") == 0) {
1755 if (hostapd_parse_rates(&conf->supported_rates, pos)) {
1756 wpa_printf(MSG_ERROR, "Line %d: invalid rate "
1760 } else if (os_strcmp(buf, "basic_rates") == 0) {
1761 if (hostapd_parse_rates(&conf->basic_rates, pos)) {
1762 wpa_printf(MSG_ERROR, "Line %d: invalid rate "
1766 } else if (os_strcmp(buf, "preamble") == 0) {
1768 conf->preamble = SHORT_PREAMBLE;
1770 conf->preamble = LONG_PREAMBLE;
1771 } else if (os_strcmp(buf, "ignore_broadcast_ssid") == 0) {
1772 bss->ignore_broadcast_ssid = atoi(pos);
1773 } else if (os_strcmp(buf, "wep_default_key") == 0) {
1774 bss->ssid.wep.idx = atoi(pos);
1775 if (bss->ssid.wep.idx > 3) {
1776 wpa_printf(MSG_ERROR, "Invalid "
1777 "wep_default_key index %d",
1781 } else if (os_strcmp(buf, "wep_key0") == 0 ||
1782 os_strcmp(buf, "wep_key1") == 0 ||
1783 os_strcmp(buf, "wep_key2") == 0 ||
1784 os_strcmp(buf, "wep_key3") == 0) {
1785 if (hostapd_config_read_wep(&bss->ssid.wep,
1786 buf[7] - '0', pos)) {
1787 wpa_printf(MSG_ERROR, "Line %d: invalid WEP "
1788 "key '%s'", line, buf);
1791 #ifndef CONFIG_NO_VLAN
1792 } else if (os_strcmp(buf, "dynamic_vlan") == 0) {
1793 bss->ssid.dynamic_vlan = atoi(pos);
1794 } else if (os_strcmp(buf, "vlan_file") == 0) {
1795 if (hostapd_config_read_vlan_file(bss, pos)) {
1796 wpa_printf(MSG_ERROR, "Line %d: failed to "
1797 "read VLAN file '%s'", line, pos);
1800 #ifdef CONFIG_FULL_DYNAMIC_VLAN
1801 } else if (os_strcmp(buf, "vlan_tagged_interface") == 0) {
1802 bss->ssid.vlan_tagged_interface = os_strdup(pos);
1803 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
1804 #endif /* CONFIG_NO_VLAN */
1805 } else if (os_strcmp(buf, "ap_table_max_size") == 0) {
1806 conf->ap_table_max_size = atoi(pos);
1807 } else if (os_strcmp(buf, "ap_table_expiration_time") == 0) {
1808 conf->ap_table_expiration_time = atoi(pos);
1809 } else if (os_strncmp(buf, "tx_queue_", 9) == 0) {
1810 if (hostapd_config_tx_queue(conf, buf, pos)) {
1811 wpa_printf(MSG_ERROR, "Line %d: invalid TX "
1812 "queue item", line);
1815 } else if (os_strcmp(buf, "wme_enabled") == 0 ||
1816 os_strcmp(buf, "wmm_enabled") == 0) {
1817 bss->wmm_enabled = atoi(pos);
1818 } else if (os_strcmp(buf, "uapsd_advertisement_enabled") == 0) {
1819 bss->wmm_uapsd = atoi(pos);
1820 } else if (os_strncmp(buf, "wme_ac_", 7) == 0 ||
1821 os_strncmp(buf, "wmm_ac_", 7) == 0) {
1822 if (hostapd_config_wmm_ac(conf, buf, pos)) {
1823 wpa_printf(MSG_ERROR, "Line %d: invalid WMM "
1827 } else if (os_strcmp(buf, "bss") == 0) {
1828 if (hostapd_config_bss(conf, pos)) {
1829 wpa_printf(MSG_ERROR, "Line %d: invalid bss "
1833 } else if (os_strcmp(buf, "bssid") == 0) {
1834 if (hwaddr_aton(pos, bss->bssid)) {
1835 wpa_printf(MSG_ERROR, "Line %d: invalid bssid "
1839 #ifdef CONFIG_IEEE80211W
1840 } else if (os_strcmp(buf, "ieee80211w") == 0) {
1841 bss->ieee80211w = atoi(pos);
1842 } else if (os_strcmp(buf, "assoc_sa_query_max_timeout") == 0) {
1843 bss->assoc_sa_query_max_timeout = atoi(pos);
1844 if (bss->assoc_sa_query_max_timeout == 0) {
1845 wpa_printf(MSG_ERROR, "Line %d: invalid "
1846 "assoc_sa_query_max_timeout", line);
1849 } else if (os_strcmp(buf, "assoc_sa_query_retry_timeout") == 0)
1851 bss->assoc_sa_query_retry_timeout = atoi(pos);
1852 if (bss->assoc_sa_query_retry_timeout == 0) {
1853 wpa_printf(MSG_ERROR, "Line %d: invalid "
1854 "assoc_sa_query_retry_timeout",
1858 #endif /* CONFIG_IEEE80211W */
1859 #ifdef CONFIG_IEEE80211N
1860 } else if (os_strcmp(buf, "ieee80211n") == 0) {
1861 conf->ieee80211n = atoi(pos);
1862 } else if (os_strcmp(buf, "ht_capab") == 0) {
1863 if (hostapd_config_ht_capab(conf, pos) < 0) {
1864 wpa_printf(MSG_ERROR, "Line %d: invalid "
1868 #endif /* CONFIG_IEEE80211N */
1869 } else if (os_strcmp(buf, "max_listen_interval") == 0) {
1870 bss->max_listen_interval = atoi(pos);
1871 } else if (os_strcmp(buf, "okc") == 0) {
1872 bss->okc = atoi(pos);
1874 } else if (os_strcmp(buf, "wps_state") == 0) {
1875 bss->wps_state = atoi(pos);
1876 if (bss->wps_state < 0 || bss->wps_state > 2) {
1877 wpa_printf(MSG_ERROR, "Line %d: invalid "
1881 } else if (os_strcmp(buf, "ap_setup_locked") == 0) {
1882 bss->ap_setup_locked = atoi(pos);
1883 } else if (os_strcmp(buf, "uuid") == 0) {
1884 if (uuid_str2bin(pos, bss->uuid)) {
1885 wpa_printf(MSG_ERROR, "Line %d: invalid UUID",
1889 } else if (os_strcmp(buf, "wps_pin_requests") == 0) {
1890 os_free(bss->wps_pin_requests);
1891 bss->wps_pin_requests = os_strdup(pos);
1892 } else if (os_strcmp(buf, "device_name") == 0) {
1893 if (os_strlen(pos) > 32) {
1894 wpa_printf(MSG_ERROR, "Line %d: Too long "
1895 "device_name", line);
1898 os_free(bss->device_name);
1899 bss->device_name = os_strdup(pos);
1900 } else if (os_strcmp(buf, "manufacturer") == 0) {
1901 if (os_strlen(pos) > 64) {
1902 wpa_printf(MSG_ERROR, "Line %d: Too long "
1903 "manufacturer", line);
1906 os_free(bss->manufacturer);
1907 bss->manufacturer = os_strdup(pos);
1908 } else if (os_strcmp(buf, "model_name") == 0) {
1909 if (os_strlen(pos) > 32) {
1910 wpa_printf(MSG_ERROR, "Line %d: Too long "
1911 "model_name", line);
1914 os_free(bss->model_name);
1915 bss->model_name = os_strdup(pos);
1916 } else if (os_strcmp(buf, "model_number") == 0) {
1917 if (os_strlen(pos) > 32) {
1918 wpa_printf(MSG_ERROR, "Line %d: Too long "
1919 "model_number", line);
1922 os_free(bss->model_number);
1923 bss->model_number = os_strdup(pos);
1924 } else if (os_strcmp(buf, "serial_number") == 0) {
1925 if (os_strlen(pos) > 32) {
1926 wpa_printf(MSG_ERROR, "Line %d: Too long "
1927 "serial_number", line);
1930 os_free(bss->serial_number);
1931 bss->serial_number = os_strdup(pos);
1932 } else if (os_strcmp(buf, "device_type") == 0) {
1933 os_free(bss->device_type);
1934 bss->device_type = os_strdup(pos);
1935 } else if (os_strcmp(buf, "config_methods") == 0) {
1936 os_free(bss->config_methods);
1937 bss->config_methods = os_strdup(pos);
1938 } else if (os_strcmp(buf, "os_version") == 0) {
1939 if (hexstr2bin(pos, bss->os_version, 4)) {
1940 wpa_printf(MSG_ERROR, "Line %d: invalid "
1941 "os_version", line);
1944 } else if (os_strcmp(buf, "ap_pin") == 0) {
1945 os_free(bss->ap_pin);
1946 bss->ap_pin = os_strdup(pos);
1947 } else if (os_strcmp(buf, "skip_cred_build") == 0) {
1948 bss->skip_cred_build = atoi(pos);
1949 } else if (os_strcmp(buf, "extra_cred") == 0) {
1950 os_free(bss->extra_cred);
1952 (u8 *) os_readfile(pos, &bss->extra_cred_len);
1953 if (bss->extra_cred == NULL) {
1954 wpa_printf(MSG_ERROR, "Line %d: could not "
1955 "read Credentials from '%s'",
1959 } else if (os_strcmp(buf, "wps_cred_processing") == 0) {
1960 bss->wps_cred_processing = atoi(pos);
1961 } else if (os_strcmp(buf, "ap_settings") == 0) {
1962 os_free(bss->ap_settings);
1964 (u8 *) os_readfile(pos, &bss->ap_settings_len);
1965 if (bss->ap_settings == NULL) {
1966 wpa_printf(MSG_ERROR, "Line %d: could not "
1967 "read AP Settings from '%s'",
1971 } else if (os_strcmp(buf, "upnp_iface") == 0) {
1972 bss->upnp_iface = os_strdup(pos);
1973 } else if (os_strcmp(buf, "friendly_name") == 0) {
1974 os_free(bss->friendly_name);
1975 bss->friendly_name = os_strdup(pos);
1976 } else if (os_strcmp(buf, "manufacturer_url") == 0) {
1977 os_free(bss->manufacturer_url);
1978 bss->manufacturer_url = os_strdup(pos);
1979 } else if (os_strcmp(buf, "model_description") == 0) {
1980 os_free(bss->model_description);
1981 bss->model_description = os_strdup(pos);
1982 } else if (os_strcmp(buf, "model_url") == 0) {
1983 os_free(bss->model_url);
1984 bss->model_url = os_strdup(pos);
1985 } else if (os_strcmp(buf, "upc") == 0) {
1987 bss->upc = os_strdup(pos);
1988 #endif /* CONFIG_WPS */
1990 wpa_printf(MSG_ERROR, "Line %d: unknown configuration "
1991 "item '%s'", line, buf);
1998 for (i = 0; i < conf->num_bss; i++) {
1999 bss = &conf->bss[i];
2001 if (bss->individual_wep_key_len == 0) {
2002 /* individual keys are not use; can use key idx0 for
2004 bss->broadcast_key_idx_min = 0;
2007 /* Select group cipher based on the enabled pairwise cipher
2011 pairwise |= bss->wpa_pairwise;
2013 if (bss->rsn_pairwise == 0)
2014 bss->rsn_pairwise = bss->wpa_pairwise;
2015 pairwise |= bss->rsn_pairwise;
2017 if (pairwise & WPA_CIPHER_TKIP)
2018 bss->wpa_group = WPA_CIPHER_TKIP;
2020 bss->wpa_group = WPA_CIPHER_CCMP;
2022 bss->radius->auth_server = bss->radius->auth_servers;
2023 bss->radius->acct_server = bss->radius->acct_servers;
2025 if (bss->wpa && bss->ieee802_1x) {
2026 bss->ssid.security_policy = SECURITY_WPA;
2027 } else if (bss->wpa) {
2028 bss->ssid.security_policy = SECURITY_WPA_PSK;
2029 } else if (bss->ieee802_1x) {
2030 bss->ssid.security_policy = SECURITY_IEEE_802_1X;
2031 bss->ssid.wep.default_len = bss->default_wep_key_len;
2032 } else if (bss->ssid.wep.keys_set)
2033 bss->ssid.security_policy = SECURITY_STATIC_WEP;
2035 bss->ssid.security_policy = SECURITY_PLAINTEXT;
2038 if (hostapd_config_check(conf))
2042 wpa_printf(MSG_ERROR, "%d errors found in configuration file "
2043 "'%s'", errors, fname);
2044 hostapd_config_free(conf);